7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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11 * screen.c: code for displaying on the screen
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12 *
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13 * Output to the screen (console, terminal emulator or GUI window) is minimized
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14 * by remembering what is already on the screen, and only updating the parts
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15 * that changed.
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16 *
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17 * ScreenLines[off] Contains a copy of the whole screen, as it is currently
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18 * displayed (excluding text written by external commands).
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19 * ScreenAttrs[off] Contains the associated attributes.
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20 * LineOffset[row] Contains the offset into ScreenLines*[] and ScreenAttrs[]
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21 * for each line.
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22 * LineWraps[row] Flag for each line whether it wraps to the next line.
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23 *
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24 * For double-byte characters, two consecutive bytes in ScreenLines[] can form
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25 * one character which occupies two display cells.
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26 * For UTF-8 a multi-byte character is converted to Unicode and stored in
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27 * ScreenLinesUC[]. ScreenLines[] contains the first byte only. For an ASCII
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28 * character without composing chars ScreenLinesUC[] will be 0. When the
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29 * character occupies two display cells the next byte in ScreenLines[] is 0.
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30 * ScreenLinesC[][] contain up to 'maxcombine' composing characters
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31 * (drawn on top of the first character). They are 0 when not used.
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32 * ScreenLines2[] is only used for euc-jp to store the second byte if the
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33 * first byte is 0x8e (single-width character).
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34 *
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35 * The screen_*() functions write to the screen and handle updating
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36 * ScreenLines[].
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37 *
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38 * update_screen() is the function that updates all windows and status lines.
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39 * It is called form the main loop when must_redraw is non-zero. It may be
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40 * called from other places when an immediate screen update is needed.
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41 *
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42 * The part of the buffer that is displayed in a window is set with:
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43 * - w_topline (first buffer line in window)
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44 * - w_topfill (filler line above the first line)
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45 * - w_leftcol (leftmost window cell in window),
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46 * - w_skipcol (skipped window cells of first line)
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47 *
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48 * Commands that only move the cursor around in a window, do not need to take
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49 * action to update the display. The main loop will check if w_topline is
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50 * valid and update it (scroll the window) when needed.
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51 *
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52 * Commands that scroll a window change w_topline and must call
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53 * check_cursor() to move the cursor into the visible part of the window, and
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54 * call redraw_later(VALID) to have the window displayed by update_screen()
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55 * later.
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56 *
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57 * Commands that change text in the buffer must call changed_bytes() or
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58 * changed_lines() to mark the area that changed and will require updating
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59 * later. The main loop will call update_screen(), which will update each
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60 * window that shows the changed buffer. This assumes text above the change
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61 * can remain displayed as it is. Text after the change may need updating for
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62 * scrolling, folding and syntax highlighting.
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63 *
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64 * Commands that change how a window is displayed (e.g., setting 'list') or
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65 * invalidate the contents of a window in another way (e.g., change fold
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66 * settings), must call redraw_later(NOT_VALID) to have the whole window
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67 * redisplayed by update_screen() later.
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68 *
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69 * Commands that change how a buffer is displayed (e.g., setting 'tabstop')
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70 * must call redraw_curbuf_later(NOT_VALID) to have all the windows for the
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71 * buffer redisplayed by update_screen() later.
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72 *
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73 * Commands that change highlighting and possibly cause a scroll too must call
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74 * redraw_later(SOME_VALID) to update the whole window but still use scrolling
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75 * to avoid redrawing everything. But the length of displayed lines must not
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76 * change, use NOT_VALID then.
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77 *
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7
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78 * Commands that move the window position must call redraw_later(NOT_VALID).
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79 * TODO: should minimize redrawing by scrolling when possible.
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80 *
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81 * Commands that change everything (e.g., resizing the screen) must call
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82 * redraw_all_later(NOT_VALID) or redraw_all_later(CLEAR).
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83 *
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84 * Things that are handled indirectly:
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85 * - When messages scroll the screen up, msg_scrolled will be set and
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86 * update_screen() called to redraw.
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87 */
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88
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89 #include "vim.h"
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90
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91 /*
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92 * The attributes that are actually active for writing to the screen.
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93 */
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94 static int screen_attr = 0;
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95
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96 /*
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97 * Positioning the cursor is reduced by remembering the last position.
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98 * Mostly used by windgoto() and screen_char().
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99 */
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100 static int screen_cur_row, screen_cur_col; /* last known cursor position */
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101
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102 #ifdef FEAT_SEARCH_EXTRA
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103 static match_T search_hl; /* used for 'hlsearch' highlight matching */
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104 #endif
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105
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106 #ifdef FEAT_FOLDING
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107 static foldinfo_T win_foldinfo; /* info for 'foldcolumn' */
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108 #endif
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109
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110 /*
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111 * Buffer for one screen line (characters and attributes).
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112 */
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113 static schar_T *current_ScreenLine;
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114
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115 static void win_update __ARGS((win_T *wp));
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116 static void win_draw_end __ARGS((win_T *wp, int c1, int c2, int row, int endrow, hlf_T hl));
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117 #ifdef FEAT_FOLDING
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118 static void fold_line __ARGS((win_T *wp, long fold_count, foldinfo_T *foldinfo, linenr_T lnum, int row));
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119 static void fill_foldcolumn __ARGS((char_u *p, win_T *wp, int closed, linenr_T lnum));
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120 static void copy_text_attr __ARGS((int off, char_u *buf, int len, int attr));
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121 #endif
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122 static int win_line __ARGS((win_T *, linenr_T, int, int, int nochange));
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123 static int char_needs_redraw __ARGS((int off_from, int off_to, int cols));
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124 #ifdef FEAT_RIGHTLEFT
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125 static void screen_line __ARGS((int row, int coloff, int endcol, int clear_width, int rlflag));
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126 # define SCREEN_LINE(r, o, e, c, rl) screen_line((r), (o), (e), (c), (rl))
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127 #else
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128 static void screen_line __ARGS((int row, int coloff, int endcol, int clear_width));
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129 # define SCREEN_LINE(r, o, e, c, rl) screen_line((r), (o), (e), (c))
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130 #endif
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131 #ifdef FEAT_VERTSPLIT
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132 static void draw_vsep_win __ARGS((win_T *wp, int row));
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133 #endif
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680
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134 #ifdef FEAT_STL_OPT
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135 static void redraw_custom_statusline __ARGS((win_T *wp));
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680
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136 #endif
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137 #ifdef FEAT_SEARCH_EXTRA
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138 #define SEARCH_HL_PRIORITY 0
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139 static void start_search_hl __ARGS((void));
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140 static void end_search_hl __ARGS((void));
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141 static void prepare_search_hl __ARGS((win_T *wp, linenr_T lnum));
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142 static void next_search_hl __ARGS((win_T *win, match_T *shl, linenr_T lnum, colnr_T mincol));
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143 #endif
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144 static void screen_start_highlight __ARGS((int attr));
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145 static void screen_char __ARGS((unsigned off, int row, int col));
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146 #ifdef FEAT_MBYTE
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147 static void screen_char_2 __ARGS((unsigned off, int row, int col));
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148 #endif
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149 static void screenclear2 __ARGS((void));
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150 static void lineclear __ARGS((unsigned off, int width));
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151 static void lineinvalid __ARGS((unsigned off, int width));
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152 #ifdef FEAT_VERTSPLIT
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153 static void linecopy __ARGS((int to, int from, win_T *wp));
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154 static void redraw_block __ARGS((int row, int end, win_T *wp));
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155 #endif
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156 static int win_do_lines __ARGS((win_T *wp, int row, int line_count, int mayclear, int del));
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157 static void win_rest_invalid __ARGS((win_T *wp));
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158 static void msg_pos_mode __ARGS((void));
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667
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159 #if defined(FEAT_WINDOWS)
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677
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160 static void draw_tabline __ARGS((void));
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667
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161 #endif
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162 #if defined(FEAT_WINDOWS) || defined(FEAT_WILDMENU) || defined(FEAT_STL_OPT)
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163 static int fillchar_status __ARGS((int *attr, int is_curwin));
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164 #endif
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165 #ifdef FEAT_VERTSPLIT
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166 static int fillchar_vsep __ARGS((int *attr));
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167 #endif
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168 #ifdef FEAT_STL_OPT
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169 static void win_redr_custom __ARGS((win_T *wp, int draw_ruler));
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170 #endif
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171 #ifdef FEAT_CMDL_INFO
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172 static void win_redr_ruler __ARGS((win_T *wp, int always));
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173 #endif
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174
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175 #if defined(FEAT_CLIPBOARD) || defined(FEAT_VERTSPLIT)
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176 /* Ugly global: overrule attribute used by screen_char() */
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177 static int screen_char_attr = 0;
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178 #endif
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179
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180 /*
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181 * Redraw the current window later, with update_screen(type).
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182 * Set must_redraw only if not already set to a higher value.
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183 * e.g. if must_redraw is CLEAR, type NOT_VALID will do nothing.
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184 */
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185 void
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186 redraw_later(type)
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187 int type;
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188 {
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189 redraw_win_later(curwin, type);
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190 }
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191
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192 void
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193 redraw_win_later(wp, type)
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194 win_T *wp;
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195 int type;
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196 {
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197 if (wp->w_redr_type < type)
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198 {
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199 wp->w_redr_type = type;
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200 if (type >= NOT_VALID)
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201 wp->w_lines_valid = 0;
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202 if (must_redraw < type) /* must_redraw is the maximum of all windows */
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203 must_redraw = type;
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204 }
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205 }
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206
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207 /*
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208 * Force a complete redraw later. Also resets the highlighting. To be used
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209 * after executing a shell command that messes up the screen.
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210 */
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211 void
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212 redraw_later_clear()
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213 {
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214 redraw_all_later(CLEAR);
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215 #ifdef FEAT_GUI
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216 if (gui.in_use)
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217 /* Use a code that will reset gui.highlight_mask in
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218 * gui_stop_highlight(). */
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219 screen_attr = HL_ALL + 1;
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220 else
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221 #endif
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222 /* Use attributes that is very unlikely to appear in text. */
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223 screen_attr = HL_BOLD | HL_UNDERLINE | HL_INVERSE;
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224 }
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225
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226 /*
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227 * Mark all windows to be redrawn later.
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228 */
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229 void
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230 redraw_all_later(type)
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231 int type;
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232 {
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233 win_T *wp;
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234
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235 FOR_ALL_WINDOWS(wp)
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236 {
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237 redraw_win_later(wp, type);
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238 }
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239 }
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240
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241 /*
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301
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242 * Mark all windows that are editing the current buffer to be updated later.
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243 */
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244 void
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245 redraw_curbuf_later(type)
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246 int type;
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247 {
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248 redraw_buf_later(curbuf, type);
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249 }
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250
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251 void
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252 redraw_buf_later(buf, type)
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253 buf_T *buf;
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254 int type;
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255 {
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256 win_T *wp;
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257
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258 FOR_ALL_WINDOWS(wp)
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259 {
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260 if (wp->w_buffer == buf)
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261 redraw_win_later(wp, type);
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262 }
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263 }
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264
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265 /*
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266 * Changed something in the current window, at buffer line "lnum", that
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267 * requires that line and possibly other lines to be redrawn.
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268 * Used when entering/leaving Insert mode with the cursor on a folded line.
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269 * Used to remove the "$" from a change command.
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270 * Note that when also inserting/deleting lines w_redraw_top and w_redraw_bot
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271 * may become invalid and the whole window will have to be redrawn.
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272 */
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273 void
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274 redrawWinline(lnum, invalid)
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275 linenr_T lnum;
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276 int invalid UNUSED; /* window line height is invalid now */
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277 {
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278 #ifdef FEAT_FOLDING
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279 int i;
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280 #endif
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281
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282 if (curwin->w_redraw_top == 0 || curwin->w_redraw_top > lnum)
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283 curwin->w_redraw_top = lnum;
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284 if (curwin->w_redraw_bot == 0 || curwin->w_redraw_bot < lnum)
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285 curwin->w_redraw_bot = lnum;
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286 redraw_later(VALID);
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287
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288 #ifdef FEAT_FOLDING
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289 if (invalid)
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290 {
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291 /* A w_lines[] entry for this lnum has become invalid. */
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292 i = find_wl_entry(curwin, lnum);
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293 if (i >= 0)
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294 curwin->w_lines[i].wl_valid = FALSE;
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295 }
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296 #endif
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297 }
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298
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299 /*
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300 * update all windows that are editing the current buffer
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301 */
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302 void
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303 update_curbuf(type)
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304 int type;
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305 {
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306 redraw_curbuf_later(type);
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307 update_screen(type);
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308 }
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309
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310 /*
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311 * update_screen()
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312 *
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313 * Based on the current value of curwin->w_topline, transfer a screenfull
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314 * of stuff from Filemem to ScreenLines[], and update curwin->w_botline.
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315 */
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316 void
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317 update_screen(type)
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318 int type;
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319 {
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320 win_T *wp;
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321 static int did_intro = FALSE;
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322 #if defined(FEAT_SEARCH_EXTRA) || defined(FEAT_CLIPBOARD)
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323 int did_one;
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324 #endif
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325
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326 /* Don't do anything if the screen structures are (not yet) valid. */
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327 if (!screen_valid(TRUE))
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328 return;
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329
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330 if (must_redraw)
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331 {
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332 if (type < must_redraw) /* use maximal type */
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333 type = must_redraw;
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334
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335 /* must_redraw is reset here, so that when we run into some weird
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336 * reason to redraw while busy redrawing (e.g., asynchronous
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337 * scrolling), or update_topline() in win_update() will cause a
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338 * scroll, the screen will be redrawn later or in win_update(). */
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339 must_redraw = 0;
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340 }
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341
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342 /* Need to update w_lines[]. */
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343 if (curwin->w_lines_valid == 0 && type < NOT_VALID)
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344 type = NOT_VALID;
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345
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346 /* Postpone the redrawing when it's not needed and when being called
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347 * recursively. */
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348 if (!redrawing() || updating_screen)
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349 {
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350 redraw_later(type); /* remember type for next time */
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351 must_redraw = type;
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352 if (type > INVERTED_ALL)
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353 curwin->w_lines_valid = 0; /* don't use w_lines[].wl_size now */
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354 return;
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355 }
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356
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357 updating_screen = TRUE;
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358 #ifdef FEAT_SYN_HL
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359 ++display_tick; /* let syntax code know we're in a next round of
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360 * display updating */
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361 #endif
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362
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363 /*
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364 * if the screen was scrolled up when displaying a message, scroll it down
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365 */
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366 if (msg_scrolled)
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367 {
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368 clear_cmdline = TRUE;
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369 if (msg_scrolled > Rows - 5) /* clearing is faster */
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370 type = CLEAR;
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371 else if (type != CLEAR)
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372 {
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373 check_for_delay(FALSE);
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374 if (screen_ins_lines(0, 0, msg_scrolled, (int)Rows, NULL) == FAIL)
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375 type = CLEAR;
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376 FOR_ALL_WINDOWS(wp)
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377 {
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378 if (W_WINROW(wp) < msg_scrolled)
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379 {
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380 if (W_WINROW(wp) + wp->w_height > msg_scrolled
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381 && wp->w_redr_type < REDRAW_TOP
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382 && wp->w_lines_valid > 0
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383 && wp->w_topline == wp->w_lines[0].wl_lnum)
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384 {
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385 wp->w_upd_rows = msg_scrolled - W_WINROW(wp);
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386 wp->w_redr_type = REDRAW_TOP;
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387 }
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388 else
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389 {
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390 wp->w_redr_type = NOT_VALID;
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391 #ifdef FEAT_WINDOWS
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392 if (W_WINROW(wp) + wp->w_height + W_STATUS_HEIGHT(wp)
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393 <= msg_scrolled)
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394 wp->w_redr_status = TRUE;
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395 #endif
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396 }
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397 }
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398 }
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399 redraw_cmdline = TRUE;
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667
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400 #ifdef FEAT_WINDOWS
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673
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401 redraw_tabline = TRUE;
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667
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402 #endif
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403 }
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404 msg_scrolled = 0;
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405 need_wait_return = FALSE;
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406 }
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407
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408 /* reset cmdline_row now (may have been changed temporarily) */
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409 compute_cmdrow();
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410
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411 /* Check for changed highlighting */
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412 if (need_highlight_changed)
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413 highlight_changed();
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414
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415 if (type == CLEAR) /* first clear screen */
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416 {
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417 screenclear(); /* will reset clear_cmdline */
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418 type = NOT_VALID;
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419 }
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420
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421 if (clear_cmdline) /* going to clear cmdline (done below) */
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422 check_for_delay(FALSE);
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423
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13
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424 #ifdef FEAT_LINEBREAK
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425 /* Force redraw when width of 'number' column changes. */
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426 if (curwin->w_redr_type < NOT_VALID
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677
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427 && curwin->w_nrwidth != (curwin->w_p_nu ? number_width(curwin) : 0))
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13
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428 curwin->w_redr_type = NOT_VALID;
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429 #endif
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430
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7
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431 /*
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432 * Only start redrawing if there is really something to do.
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433 */
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434 if (type == INVERTED)
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435 update_curswant();
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436 if (curwin->w_redr_type < type
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437 && !((type == VALID
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438 && curwin->w_lines[0].wl_valid
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439 #ifdef FEAT_DIFF
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440 && curwin->w_topfill == curwin->w_old_topfill
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441 && curwin->w_botfill == curwin->w_old_botfill
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442 #endif
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443 && curwin->w_topline == curwin->w_lines[0].wl_lnum)
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444 #ifdef FEAT_VISUAL
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445 || (type == INVERTED
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1043
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446 && VIsual_active
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7
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447 && curwin->w_old_cursor_lnum == curwin->w_cursor.lnum
|
|
448 && curwin->w_old_visual_mode == VIsual_mode
|
|
449 && (curwin->w_valid & VALID_VIRTCOL)
|
|
450 && curwin->w_old_curswant == curwin->w_curswant)
|
|
451 #endif
|
|
452 ))
|
|
453 curwin->w_redr_type = type;
|
|
454
|
849
|
455 #ifdef FEAT_WINDOWS
|
|
456 /* Redraw the tab pages line if needed. */
|
|
457 if (redraw_tabline || type >= NOT_VALID)
|
|
458 draw_tabline();
|
|
459 #endif
|
|
460
|
7
|
461 #ifdef FEAT_SYN_HL
|
|
462 /*
|
|
463 * Correct stored syntax highlighting info for changes in each displayed
|
|
464 * buffer. Each buffer must only be done once.
|
|
465 */
|
|
466 FOR_ALL_WINDOWS(wp)
|
|
467 {
|
|
468 if (wp->w_buffer->b_mod_set)
|
|
469 {
|
|
470 # ifdef FEAT_WINDOWS
|
|
471 win_T *wwp;
|
|
472
|
|
473 /* Check if we already did this buffer. */
|
|
474 for (wwp = firstwin; wwp != wp; wwp = wwp->w_next)
|
|
475 if (wwp->w_buffer == wp->w_buffer)
|
|
476 break;
|
|
477 # endif
|
|
478 if (
|
|
479 # ifdef FEAT_WINDOWS
|
|
480 wwp == wp &&
|
|
481 # endif
|
|
482 syntax_present(wp->w_buffer))
|
|
483 syn_stack_apply_changes(wp->w_buffer);
|
|
484 }
|
|
485 }
|
|
486 #endif
|
|
487
|
|
488 /*
|
|
489 * Go from top to bottom through the windows, redrawing the ones that need
|
|
490 * it.
|
|
491 */
|
|
492 #if defined(FEAT_SEARCH_EXTRA) || defined(FEAT_CLIPBOARD)
|
|
493 did_one = FALSE;
|
|
494 #endif
|
|
495 #ifdef FEAT_SEARCH_EXTRA
|
|
496 search_hl.rm.regprog = NULL;
|
|
497 #endif
|
|
498 FOR_ALL_WINDOWS(wp)
|
|
499 {
|
|
500 if (wp->w_redr_type != 0)
|
|
501 {
|
|
502 cursor_off();
|
|
503 #if defined(FEAT_SEARCH_EXTRA) || defined(FEAT_CLIPBOARD)
|
|
504 if (!did_one)
|
|
505 {
|
|
506 did_one = TRUE;
|
|
507 # ifdef FEAT_SEARCH_EXTRA
|
|
508 start_search_hl();
|
|
509 # endif
|
|
510 # ifdef FEAT_CLIPBOARD
|
|
511 /* When Visual area changed, may have to update selection. */
|
|
512 if (clip_star.available && clip_isautosel())
|
|
513 clip_update_selection();
|
|
514 # endif
|
|
515 #ifdef FEAT_GUI
|
|
516 /* Remove the cursor before starting to do anything, because
|
|
517 * scrolling may make it difficult to redraw the text under
|
|
518 * it. */
|
|
519 if (gui.in_use)
|
|
520 gui_undraw_cursor();
|
|
521 #endif
|
|
522 }
|
|
523 #endif
|
|
524 win_update(wp);
|
|
525 }
|
|
526
|
|
527 #ifdef FEAT_WINDOWS
|
|
528 /* redraw status line after the window to minimize cursor movement */
|
|
529 if (wp->w_redr_status)
|
|
530 {
|
|
531 cursor_off();
|
|
532 win_redr_status(wp);
|
|
533 }
|
|
534 #endif
|
|
535 }
|
|
536 #if defined(FEAT_SEARCH_EXTRA)
|
|
537 end_search_hl();
|
|
538 #endif
|
|
539
|
|
540 #ifdef FEAT_WINDOWS
|
|
541 /* Reset b_mod_set flags. Going through all windows is probably faster
|
|
542 * than going through all buffers (there could be many buffers). */
|
|
543 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
544 wp->w_buffer->b_mod_set = FALSE;
|
|
545 #else
|
|
546 curbuf->b_mod_set = FALSE;
|
|
547 #endif
|
|
548
|
|
549 updating_screen = FALSE;
|
|
550 #ifdef FEAT_GUI
|
|
551 gui_may_resize_shell();
|
|
552 #endif
|
|
553
|
|
554 /* Clear or redraw the command line. Done last, because scrolling may
|
|
555 * mess up the command line. */
|
|
556 if (clear_cmdline || redraw_cmdline)
|
|
557 showmode();
|
|
558
|
|
559 /* May put up an introductory message when not editing a file */
|
|
560 if (!did_intro && bufempty()
|
|
561 && curbuf->b_fname == NULL
|
|
562 #ifdef FEAT_WINDOWS
|
|
563 && firstwin->w_next == NULL
|
|
564 #endif
|
|
565 && vim_strchr(p_shm, SHM_INTRO) == NULL)
|
|
566 intro_message(FALSE);
|
|
567 did_intro = TRUE;
|
|
568
|
|
569 #ifdef FEAT_GUI
|
|
570 /* Redraw the cursor and update the scrollbars when all screen updating is
|
|
571 * done. */
|
|
572 if (gui.in_use)
|
|
573 {
|
|
574 out_flush(); /* required before updating the cursor */
|
|
575 if (did_one)
|
|
576 gui_update_cursor(FALSE, FALSE);
|
|
577 gui_update_scrollbars(FALSE);
|
|
578 }
|
|
579 #endif
|
|
580 }
|
|
581
|
|
582 #if defined(FEAT_SIGNS) || defined(FEAT_GUI)
|
|
583 static void update_prepare __ARGS((void));
|
|
584 static void update_finish __ARGS((void));
|
|
585
|
|
586 /*
|
|
587 * Prepare for updating one or more windows.
|
2008
|
588 * Caller must check for "updating_screen" already set to avoid recursiveness.
|
7
|
589 */
|
|
590 static void
|
|
591 update_prepare()
|
|
592 {
|
|
593 cursor_off();
|
|
594 updating_screen = TRUE;
|
|
595 #ifdef FEAT_GUI
|
|
596 /* Remove the cursor before starting to do anything, because scrolling may
|
|
597 * make it difficult to redraw the text under it. */
|
|
598 if (gui.in_use)
|
|
599 gui_undraw_cursor();
|
|
600 #endif
|
|
601 #ifdef FEAT_SEARCH_EXTRA
|
|
602 start_search_hl();
|
|
603 #endif
|
|
604 }
|
|
605
|
|
606 /*
|
|
607 * Finish updating one or more windows.
|
|
608 */
|
|
609 static void
|
|
610 update_finish()
|
|
611 {
|
|
612 if (redraw_cmdline)
|
|
613 showmode();
|
|
614
|
|
615 # ifdef FEAT_SEARCH_EXTRA
|
|
616 end_search_hl();
|
|
617 # endif
|
|
618
|
|
619 updating_screen = FALSE;
|
|
620
|
|
621 # ifdef FEAT_GUI
|
|
622 gui_may_resize_shell();
|
|
623
|
|
624 /* Redraw the cursor and update the scrollbars when all screen updating is
|
|
625 * done. */
|
|
626 if (gui.in_use)
|
|
627 {
|
|
628 out_flush(); /* required before updating the cursor */
|
|
629 gui_update_cursor(FALSE, FALSE);
|
|
630 gui_update_scrollbars(FALSE);
|
|
631 }
|
|
632 # endif
|
|
633 }
|
|
634 #endif
|
|
635
|
|
636 #if defined(FEAT_SIGNS) || defined(PROTO)
|
|
637 void
|
|
638 update_debug_sign(buf, lnum)
|
|
639 buf_T *buf;
|
|
640 linenr_T lnum;
|
|
641 {
|
|
642 win_T *wp;
|
|
643 int doit = FALSE;
|
|
644
|
|
645 # ifdef FEAT_FOLDING
|
|
646 win_foldinfo.fi_level = 0;
|
|
647 # endif
|
|
648
|
|
649 /* update/delete a specific mark */
|
|
650 FOR_ALL_WINDOWS(wp)
|
|
651 {
|
|
652 if (buf != NULL && lnum > 0)
|
|
653 {
|
|
654 if (wp->w_buffer == buf && lnum >= wp->w_topline
|
|
655 && lnum < wp->w_botline)
|
|
656 {
|
|
657 if (wp->w_redraw_top == 0 || wp->w_redraw_top > lnum)
|
|
658 wp->w_redraw_top = lnum;
|
|
659 if (wp->w_redraw_bot == 0 || wp->w_redraw_bot < lnum)
|
|
660 wp->w_redraw_bot = lnum;
|
|
661 redraw_win_later(wp, VALID);
|
|
662 }
|
|
663 }
|
|
664 else
|
|
665 redraw_win_later(wp, VALID);
|
|
666 if (wp->w_redr_type != 0)
|
|
667 doit = TRUE;
|
|
668 }
|
|
669
|
2008
|
670 /* Return when there is nothing to do or screen updating already
|
|
671 * happening. */
|
|
672 if (!doit || updating_screen)
|
7
|
673 return;
|
|
674
|
|
675 /* update all windows that need updating */
|
|
676 update_prepare();
|
|
677
|
|
678 # ifdef FEAT_WINDOWS
|
|
679 for (wp = firstwin; wp; wp = wp->w_next)
|
|
680 {
|
|
681 if (wp->w_redr_type != 0)
|
|
682 win_update(wp);
|
|
683 if (wp->w_redr_status)
|
|
684 win_redr_status(wp);
|
|
685 }
|
|
686 # else
|
|
687 if (curwin->w_redr_type != 0)
|
|
688 win_update(curwin);
|
|
689 # endif
|
|
690
|
|
691 update_finish();
|
|
692 }
|
|
693 #endif
|
|
694
|
|
695
|
|
696 #if defined(FEAT_GUI) || defined(PROTO)
|
|
697 /*
|
|
698 * Update a single window, its status line and maybe the command line msg.
|
|
699 * Used for the GUI scrollbar.
|
|
700 */
|
|
701 void
|
|
702 updateWindow(wp)
|
|
703 win_T *wp;
|
|
704 {
|
2008
|
705 /* return if already busy updating */
|
|
706 if (updating_screen)
|
|
707 return;
|
|
708
|
7
|
709 update_prepare();
|
|
710
|
|
711 #ifdef FEAT_CLIPBOARD
|
|
712 /* When Visual area changed, may have to update selection. */
|
|
713 if (clip_star.available && clip_isautosel())
|
|
714 clip_update_selection();
|
|
715 #endif
|
670
|
716
|
7
|
717 win_update(wp);
|
670
|
718
|
7
|
719 #ifdef FEAT_WINDOWS
|
670
|
720 /* When the screen was cleared redraw the tab pages line. */
|
673
|
721 if (redraw_tabline)
|
677
|
722 draw_tabline();
|
670
|
723
|
7
|
724 if (wp->w_redr_status
|
|
725 # ifdef FEAT_CMDL_INFO
|
|
726 || p_ru
|
|
727 # endif
|
|
728 # ifdef FEAT_STL_OPT
|
40
|
729 || *p_stl != NUL || *wp->w_p_stl != NUL
|
7
|
730 # endif
|
|
731 )
|
|
732 win_redr_status(wp);
|
|
733 #endif
|
|
734
|
|
735 update_finish();
|
|
736 }
|
|
737 #endif
|
|
738
|
|
739 /*
|
|
740 * Update a single window.
|
|
741 *
|
|
742 * This may cause the windows below it also to be redrawn (when clearing the
|
|
743 * screen or scrolling lines).
|
|
744 *
|
|
745 * How the window is redrawn depends on wp->w_redr_type. Each type also
|
|
746 * implies the one below it.
|
|
747 * NOT_VALID redraw the whole window
|
743
|
748 * SOME_VALID redraw the whole window but do scroll when possible
|
7
|
749 * REDRAW_TOP redraw the top w_upd_rows window lines, otherwise like VALID
|
|
750 * INVERTED redraw the changed part of the Visual area
|
|
751 * INVERTED_ALL redraw the whole Visual area
|
|
752 * VALID 1. scroll up/down to adjust for a changed w_topline
|
|
753 * 2. update lines at the top when scrolled down
|
|
754 * 3. redraw changed text:
|
301
|
755 * - if wp->w_buffer->b_mod_set set, update lines between
|
7
|
756 * b_mod_top and b_mod_bot.
|
|
757 * - if wp->w_redraw_top non-zero, redraw lines between
|
|
758 * wp->w_redraw_top and wp->w_redr_bot.
|
|
759 * - continue redrawing when syntax status is invalid.
|
|
760 * 4. if scrolled up, update lines at the bottom.
|
|
761 * This results in three areas that may need updating:
|
|
762 * top: from first row to top_end (when scrolled down)
|
|
763 * mid: from mid_start to mid_end (update inversion or changed text)
|
|
764 * bot: from bot_start to last row (when scrolled up)
|
|
765 */
|
|
766 static void
|
|
767 win_update(wp)
|
|
768 win_T *wp;
|
|
769 {
|
|
770 buf_T *buf = wp->w_buffer;
|
|
771 int type;
|
|
772 int top_end = 0; /* Below last row of the top area that needs
|
|
773 updating. 0 when no top area updating. */
|
|
774 int mid_start = 999;/* first row of the mid area that needs
|
|
775 updating. 999 when no mid area updating. */
|
|
776 int mid_end = 0; /* Below last row of the mid area that needs
|
|
777 updating. 0 when no mid area updating. */
|
|
778 int bot_start = 999;/* first row of the bot area that needs
|
|
779 updating. 999 when no bot area updating */
|
|
780 #ifdef FEAT_VISUAL
|
|
781 int scrolled_down = FALSE; /* TRUE when scrolled down when
|
|
782 w_topline got smaller a bit */
|
|
783 #endif
|
|
784 #ifdef FEAT_SEARCH_EXTRA
|
1326
|
785 matchitem_T *cur; /* points to the match list */
|
7
|
786 int top_to_mod = FALSE; /* redraw above mod_top */
|
|
787 #endif
|
|
788
|
|
789 int row; /* current window row to display */
|
|
790 linenr_T lnum; /* current buffer lnum to display */
|
|
791 int idx; /* current index in w_lines[] */
|
|
792 int srow; /* starting row of the current line */
|
|
793
|
|
794 int eof = FALSE; /* if TRUE, we hit the end of the file */
|
|
795 int didline = FALSE; /* if TRUE, we finished the last line */
|
|
796 int i;
|
|
797 long j;
|
|
798 static int recursive = FALSE; /* being called recursively */
|
|
799 int old_botline = wp->w_botline;
|
|
800 #ifdef FEAT_FOLDING
|
|
801 long fold_count;
|
|
802 #endif
|
|
803 #ifdef FEAT_SYN_HL
|
|
804 /* remember what happened to the previous line, to know if
|
|
805 * check_visual_highlight() can be used */
|
|
806 #define DID_NONE 1 /* didn't update a line */
|
|
807 #define DID_LINE 2 /* updated a normal line */
|
|
808 #define DID_FOLD 3 /* updated a folded line */
|
|
809 int did_update = DID_NONE;
|
|
810 linenr_T syntax_last_parsed = 0; /* last parsed text line */
|
|
811 #endif
|
|
812 linenr_T mod_top = 0;
|
|
813 linenr_T mod_bot = 0;
|
|
814 #if defined(FEAT_SYN_HL) || defined(FEAT_SEARCH_EXTRA)
|
|
815 int save_got_int;
|
|
816 #endif
|
|
817
|
|
818 type = wp->w_redr_type;
|
|
819
|
|
820 if (type == NOT_VALID)
|
|
821 {
|
|
822 #ifdef FEAT_WINDOWS
|
|
823 wp->w_redr_status = TRUE;
|
|
824 #endif
|
|
825 wp->w_lines_valid = 0;
|
|
826 }
|
|
827
|
|
828 /* Window is zero-height: nothing to draw. */
|
|
829 if (wp->w_height == 0)
|
|
830 {
|
|
831 wp->w_redr_type = 0;
|
|
832 return;
|
|
833 }
|
|
834
|
|
835 #ifdef FEAT_VERTSPLIT
|
|
836 /* Window is zero-width: Only need to draw the separator. */
|
|
837 if (wp->w_width == 0)
|
|
838 {
|
|
839 /* draw the vertical separator right of this window */
|
|
840 draw_vsep_win(wp, 0);
|
|
841 wp->w_redr_type = 0;
|
|
842 return;
|
|
843 }
|
|
844 #endif
|
|
845
|
|
846 #ifdef FEAT_SEARCH_EXTRA
|
1326
|
847 /* Setup for match and 'hlsearch' highlighting. Disable any previous
|
699
|
848 * match */
|
1326
|
849 cur = wp->w_match_head;
|
|
850 while (cur != NULL)
|
|
851 {
|
|
852 cur->hl.rm = cur->match;
|
|
853 if (cur->hlg_id == 0)
|
|
854 cur->hl.attr = 0;
|
699
|
855 else
|
1326
|
856 cur->hl.attr = syn_id2attr(cur->hlg_id);
|
|
857 cur->hl.buf = buf;
|
|
858 cur->hl.lnum = 0;
|
|
859 cur->hl.first_lnum = 0;
|
1521
|
860 # ifdef FEAT_RELTIME
|
|
861 /* Set the time limit to 'redrawtime'. */
|
|
862 profile_setlimit(p_rdt, &(cur->hl.tm));
|
|
863 # endif
|
1326
|
864 cur = cur->next;
|
699
|
865 }
|
7
|
866 search_hl.buf = buf;
|
|
867 search_hl.lnum = 0;
|
|
868 search_hl.first_lnum = 0;
|
1521
|
869 /* time limit is set at the toplevel, for all windows */
|
7
|
870 #endif
|
|
871
|
13
|
872 #ifdef FEAT_LINEBREAK
|
|
873 /* Force redraw when width of 'number' column changes. */
|
677
|
874 i = wp->w_p_nu ? number_width(wp) : 0;
|
|
875 if (wp->w_nrwidth != i)
|
13
|
876 {
|
|
877 type = NOT_VALID;
|
677
|
878 wp->w_nrwidth = i;
|
13
|
879 }
|
|
880 else
|
|
881 #endif
|
|
882
|
7
|
883 if (buf->b_mod_set && buf->b_mod_xlines != 0 && wp->w_redraw_top != 0)
|
|
884 {
|
|
885 /*
|
|
886 * When there are both inserted/deleted lines and specific lines to be
|
|
887 * redrawn, w_redraw_top and w_redraw_bot may be invalid, just redraw
|
|
888 * everything (only happens when redrawing is off for while).
|
|
889 */
|
|
890 type = NOT_VALID;
|
|
891 }
|
|
892 else
|
|
893 {
|
|
894 /*
|
|
895 * Set mod_top to the first line that needs displaying because of
|
|
896 * changes. Set mod_bot to the first line after the changes.
|
|
897 */
|
|
898 mod_top = wp->w_redraw_top;
|
|
899 if (wp->w_redraw_bot != 0)
|
|
900 mod_bot = wp->w_redraw_bot + 1;
|
|
901 else
|
|
902 mod_bot = 0;
|
|
903 wp->w_redraw_top = 0; /* reset for next time */
|
|
904 wp->w_redraw_bot = 0;
|
|
905 if (buf->b_mod_set)
|
|
906 {
|
|
907 if (mod_top == 0 || mod_top > buf->b_mod_top)
|
|
908 {
|
|
909 mod_top = buf->b_mod_top;
|
|
910 #ifdef FEAT_SYN_HL
|
|
911 /* Need to redraw lines above the change that may be included
|
|
912 * in a pattern match. */
|
|
913 if (syntax_present(buf))
|
|
914 {
|
|
915 mod_top -= buf->b_syn_sync_linebreaks;
|
|
916 if (mod_top < 1)
|
|
917 mod_top = 1;
|
|
918 }
|
|
919 #endif
|
|
920 }
|
|
921 if (mod_bot == 0 || mod_bot < buf->b_mod_bot)
|
|
922 mod_bot = buf->b_mod_bot;
|
|
923
|
|
924 #ifdef FEAT_SEARCH_EXTRA
|
|
925 /* When 'hlsearch' is on and using a multi-line search pattern, a
|
|
926 * change in one line may make the Search highlighting in a
|
|
927 * previous line invalid. Simple solution: redraw all visible
|
|
928 * lines above the change.
|
1326
|
929 * Same for a match pattern.
|
7
|
930 */
|
699
|
931 if (search_hl.rm.regprog != NULL
|
|
932 && re_multiline(search_hl.rm.regprog))
|
7
|
933 top_to_mod = TRUE;
|
699
|
934 else
|
1326
|
935 {
|
|
936 cur = wp->w_match_head;
|
|
937 while (cur != NULL)
|
|
938 {
|
|
939 if (cur->match.regprog != NULL
|
|
940 && re_multiline(cur->match.regprog))
|
699
|
941 {
|
|
942 top_to_mod = TRUE;
|
|
943 break;
|
|
944 }
|
1326
|
945 cur = cur->next;
|
|
946 }
|
|
947 }
|
7
|
948 #endif
|
|
949 }
|
|
950 #ifdef FEAT_FOLDING
|
|
951 if (mod_top != 0 && hasAnyFolding(wp))
|
|
952 {
|
|
953 linenr_T lnumt, lnumb;
|
|
954
|
|
955 /*
|
|
956 * A change in a line can cause lines above it to become folded or
|
|
957 * unfolded. Find the top most buffer line that may be affected.
|
|
958 * If the line was previously folded and displayed, get the first
|
|
959 * line of that fold. If the line is folded now, get the first
|
|
960 * folded line. Use the minimum of these two.
|
|
961 */
|
|
962
|
|
963 /* Find last valid w_lines[] entry above mod_top. Set lnumt to
|
|
964 * the line below it. If there is no valid entry, use w_topline.
|
|
965 * Find the first valid w_lines[] entry below mod_bot. Set lnumb
|
|
966 * to this line. If there is no valid entry, use MAXLNUM. */
|
|
967 lnumt = wp->w_topline;
|
|
968 lnumb = MAXLNUM;
|
|
969 for (i = 0; i < wp->w_lines_valid; ++i)
|
|
970 if (wp->w_lines[i].wl_valid)
|
|
971 {
|
|
972 if (wp->w_lines[i].wl_lastlnum < mod_top)
|
|
973 lnumt = wp->w_lines[i].wl_lastlnum + 1;
|
|
974 if (lnumb == MAXLNUM && wp->w_lines[i].wl_lnum >= mod_bot)
|
|
975 {
|
|
976 lnumb = wp->w_lines[i].wl_lnum;
|
|
977 /* When there is a fold column it might need updating
|
|
978 * in the next line ("J" just above an open fold). */
|
|
979 if (wp->w_p_fdc > 0)
|
|
980 ++lnumb;
|
|
981 }
|
|
982 }
|
|
983
|
|
984 (void)hasFoldingWin(wp, mod_top, &mod_top, NULL, TRUE, NULL);
|
|
985 if (mod_top > lnumt)
|
|
986 mod_top = lnumt;
|
|
987
|
|
988 /* Now do the same for the bottom line (one above mod_bot). */
|
|
989 --mod_bot;
|
|
990 (void)hasFoldingWin(wp, mod_bot, NULL, &mod_bot, TRUE, NULL);
|
|
991 ++mod_bot;
|
|
992 if (mod_bot < lnumb)
|
|
993 mod_bot = lnumb;
|
|
994 }
|
|
995 #endif
|
|
996
|
|
997 /* When a change starts above w_topline and the end is below
|
|
998 * w_topline, start redrawing at w_topline.
|
36
|
999 * If the end of the change is above w_topline: do like no change was
|
|
1000 * made, but redraw the first line to find changes in syntax. */
|
7
|
1001 if (mod_top != 0 && mod_top < wp->w_topline)
|
|
1002 {
|
|
1003 if (mod_bot > wp->w_topline)
|
|
1004 mod_top = wp->w_topline;
|
|
1005 #ifdef FEAT_SYN_HL
|
|
1006 else if (syntax_present(buf))
|
|
1007 top_end = 1;
|
|
1008 #endif
|
|
1009 }
|
36
|
1010
|
|
1011 /* When line numbers are displayed need to redraw all lines below
|
|
1012 * inserted/deleted lines. */
|
|
1013 if (mod_top != 0 && buf->b_mod_xlines != 0 && wp->w_p_nu)
|
|
1014 mod_bot = MAXLNUM;
|
7
|
1015 }
|
|
1016
|
|
1017 /*
|
|
1018 * When only displaying the lines at the top, set top_end. Used when
|
|
1019 * window has scrolled down for msg_scrolled.
|
|
1020 */
|
|
1021 if (type == REDRAW_TOP)
|
|
1022 {
|
|
1023 j = 0;
|
|
1024 for (i = 0; i < wp->w_lines_valid; ++i)
|
|
1025 {
|
|
1026 j += wp->w_lines[i].wl_size;
|
|
1027 if (j >= wp->w_upd_rows)
|
|
1028 {
|
|
1029 top_end = j;
|
|
1030 break;
|
|
1031 }
|
|
1032 }
|
|
1033 if (top_end == 0)
|
|
1034 /* not found (cannot happen?): redraw everything */
|
|
1035 type = NOT_VALID;
|
|
1036 else
|
|
1037 /* top area defined, the rest is VALID */
|
|
1038 type = VALID;
|
|
1039 }
|
|
1040
|
1378
|
1041 /* Trick: we want to avoid clearing the screen twice. screenclear() will
|
1331
|
1042 * set "screen_cleared" to TRUE. The special value MAYBE (which is still
|
|
1043 * non-zero and thus not FALSE) will indicate that screenclear() was not
|
|
1044 * called. */
|
|
1045 if (screen_cleared)
|
|
1046 screen_cleared = MAYBE;
|
|
1047
|
7
|
1048 /*
|
|
1049 * If there are no changes on the screen that require a complete redraw,
|
|
1050 * handle three cases:
|
|
1051 * 1: we are off the top of the screen by a few lines: scroll down
|
|
1052 * 2: wp->w_topline is below wp->w_lines[0].wl_lnum: may scroll up
|
|
1053 * 3: wp->w_topline is wp->w_lines[0].wl_lnum: find first entry in
|
|
1054 * w_lines[] that needs updating.
|
|
1055 */
|
743
|
1056 if ((type == VALID || type == SOME_VALID
|
|
1057 || type == INVERTED || type == INVERTED_ALL)
|
7
|
1058 #ifdef FEAT_DIFF
|
|
1059 && !wp->w_botfill && !wp->w_old_botfill
|
|
1060 #endif
|
|
1061 )
|
|
1062 {
|
|
1063 if (mod_top != 0 && wp->w_topline == mod_top)
|
|
1064 {
|
|
1065 /*
|
|
1066 * w_topline is the first changed line, the scrolling will be done
|
|
1067 * further down.
|
|
1068 */
|
|
1069 }
|
|
1070 else if (wp->w_lines[0].wl_valid
|
|
1071 && (wp->w_topline < wp->w_lines[0].wl_lnum
|
|
1072 #ifdef FEAT_DIFF
|
|
1073 || (wp->w_topline == wp->w_lines[0].wl_lnum
|
|
1074 && wp->w_topfill > wp->w_old_topfill)
|
|
1075 #endif
|
|
1076 ))
|
|
1077 {
|
|
1078 /*
|
|
1079 * New topline is above old topline: May scroll down.
|
|
1080 */
|
|
1081 #ifdef FEAT_FOLDING
|
|
1082 if (hasAnyFolding(wp))
|
|
1083 {
|
|
1084 linenr_T ln;
|
|
1085
|
|
1086 /* count the number of lines we are off, counting a sequence
|
|
1087 * of folded lines as one */
|
|
1088 j = 0;
|
|
1089 for (ln = wp->w_topline; ln < wp->w_lines[0].wl_lnum; ++ln)
|
|
1090 {
|
|
1091 ++j;
|
|
1092 if (j >= wp->w_height - 2)
|
|
1093 break;
|
|
1094 (void)hasFoldingWin(wp, ln, NULL, &ln, TRUE, NULL);
|
|
1095 }
|
|
1096 }
|
|
1097 else
|
|
1098 #endif
|
|
1099 j = wp->w_lines[0].wl_lnum - wp->w_topline;
|
|
1100 if (j < wp->w_height - 2) /* not too far off */
|
|
1101 {
|
|
1102 i = plines_m_win(wp, wp->w_topline, wp->w_lines[0].wl_lnum - 1);
|
|
1103 #ifdef FEAT_DIFF
|
|
1104 /* insert extra lines for previously invisible filler lines */
|
|
1105 if (wp->w_lines[0].wl_lnum != wp->w_topline)
|
|
1106 i += diff_check_fill(wp, wp->w_lines[0].wl_lnum)
|
|
1107 - wp->w_old_topfill;
|
|
1108 #endif
|
|
1109 if (i < wp->w_height - 2) /* less than a screen off */
|
|
1110 {
|
|
1111 /*
|
|
1112 * Try to insert the correct number of lines.
|
|
1113 * If not the last window, delete the lines at the bottom.
|
|
1114 * win_ins_lines may fail when the terminal can't do it.
|
|
1115 */
|
|
1116 if (i > 0)
|
|
1117 check_for_delay(FALSE);
|
|
1118 if (win_ins_lines(wp, 0, i, FALSE, wp == firstwin) == OK)
|
|
1119 {
|
|
1120 if (wp->w_lines_valid != 0)
|
|
1121 {
|
|
1122 /* Need to update rows that are new, stop at the
|
|
1123 * first one that scrolled down. */
|
|
1124 top_end = i;
|
|
1125 #ifdef FEAT_VISUAL
|
|
1126 scrolled_down = TRUE;
|
|
1127 #endif
|
|
1128
|
|
1129 /* Move the entries that were scrolled, disable
|
|
1130 * the entries for the lines to be redrawn. */
|
|
1131 if ((wp->w_lines_valid += j) > wp->w_height)
|
|
1132 wp->w_lines_valid = wp->w_height;
|
|
1133 for (idx = wp->w_lines_valid; idx - j >= 0; idx--)
|
|
1134 wp->w_lines[idx] = wp->w_lines[idx - j];
|
|
1135 while (idx >= 0)
|
|
1136 wp->w_lines[idx--].wl_valid = FALSE;
|
|
1137 }
|
|
1138 }
|
|
1139 else
|
|
1140 mid_start = 0; /* redraw all lines */
|
|
1141 }
|
|
1142 else
|
|
1143 mid_start = 0; /* redraw all lines */
|
|
1144 }
|
|
1145 else
|
|
1146 mid_start = 0; /* redraw all lines */
|
|
1147 }
|
|
1148 else
|
|
1149 {
|
|
1150 /*
|
|
1151 * New topline is at or below old topline: May scroll up.
|
|
1152 * When topline didn't change, find first entry in w_lines[] that
|
|
1153 * needs updating.
|
|
1154 */
|
|
1155
|
|
1156 /* try to find wp->w_topline in wp->w_lines[].wl_lnum */
|
|
1157 j = -1;
|
|
1158 row = 0;
|
|
1159 for (i = 0; i < wp->w_lines_valid; i++)
|
|
1160 {
|
|
1161 if (wp->w_lines[i].wl_valid
|
|
1162 && wp->w_lines[i].wl_lnum == wp->w_topline)
|
|
1163 {
|
|
1164 j = i;
|
|
1165 break;
|
|
1166 }
|
|
1167 row += wp->w_lines[i].wl_size;
|
|
1168 }
|
|
1169 if (j == -1)
|
|
1170 {
|
|
1171 /* if wp->w_topline is not in wp->w_lines[].wl_lnum redraw all
|
|
1172 * lines */
|
|
1173 mid_start = 0;
|
|
1174 }
|
|
1175 else
|
|
1176 {
|
|
1177 /*
|
|
1178 * Try to delete the correct number of lines.
|
|
1179 * wp->w_topline is at wp->w_lines[i].wl_lnum.
|
|
1180 */
|
|
1181 #ifdef FEAT_DIFF
|
|
1182 /* If the topline didn't change, delete old filler lines,
|
|
1183 * otherwise delete filler lines of the new topline... */
|
|
1184 if (wp->w_lines[0].wl_lnum == wp->w_topline)
|
|
1185 row += wp->w_old_topfill;
|
|
1186 else
|
|
1187 row += diff_check_fill(wp, wp->w_topline);
|
|
1188 /* ... but don't delete new filler lines. */
|
|
1189 row -= wp->w_topfill;
|
|
1190 #endif
|
|
1191 if (row > 0)
|
|
1192 {
|
|
1193 check_for_delay(FALSE);
|
|
1194 if (win_del_lines(wp, 0, row, FALSE, wp == firstwin) == OK)
|
|
1195 bot_start = wp->w_height - row;
|
|
1196 else
|
|
1197 mid_start = 0; /* redraw all lines */
|
|
1198 }
|
|
1199 if ((row == 0 || bot_start < 999) && wp->w_lines_valid != 0)
|
|
1200 {
|
|
1201 /*
|
|
1202 * Skip the lines (below the deleted lines) that are still
|
|
1203 * valid and don't need redrawing. Copy their info
|
|
1204 * upwards, to compensate for the deleted lines. Set
|
|
1205 * bot_start to the first row that needs redrawing.
|
|
1206 */
|
|
1207 bot_start = 0;
|
|
1208 idx = 0;
|
|
1209 for (;;)
|
|
1210 {
|
|
1211 wp->w_lines[idx] = wp->w_lines[j];
|
|
1212 /* stop at line that didn't fit, unless it is still
|
|
1213 * valid (no lines deleted) */
|
|
1214 if (row > 0 && bot_start + row
|
|
1215 + (int)wp->w_lines[j].wl_size > wp->w_height)
|
|
1216 {
|
|
1217 wp->w_lines_valid = idx + 1;
|
|
1218 break;
|
|
1219 }
|
|
1220 bot_start += wp->w_lines[idx++].wl_size;
|
|
1221
|
|
1222 /* stop at the last valid entry in w_lines[].wl_size */
|
|
1223 if (++j >= wp->w_lines_valid)
|
|
1224 {
|
|
1225 wp->w_lines_valid = idx;
|
|
1226 break;
|
|
1227 }
|
|
1228 }
|
|
1229 #ifdef FEAT_DIFF
|
|
1230 /* Correct the first entry for filler lines at the top
|
|
1231 * when it won't get updated below. */
|
|
1232 if (wp->w_p_diff && bot_start > 0)
|
|
1233 wp->w_lines[0].wl_size =
|
|
1234 plines_win_nofill(wp, wp->w_topline, TRUE)
|
|
1235 + wp->w_topfill;
|
|
1236 #endif
|
|
1237 }
|
|
1238 }
|
|
1239 }
|
|
1240
|
|
1241 /* When starting redraw in the first line, redraw all lines. When
|
|
1242 * there is only one window it's probably faster to clear the screen
|
|
1243 * first. */
|
|
1244 if (mid_start == 0)
|
|
1245 {
|
|
1246 mid_end = wp->w_height;
|
|
1247 if (lastwin == firstwin)
|
981
|
1248 {
|
1331
|
1249 /* Clear the screen when it was not done by win_del_lines() or
|
|
1250 * win_ins_lines() above, "screen_cleared" is FALSE or MAYBE
|
|
1251 * then. */
|
|
1252 if (screen_cleared != TRUE)
|
|
1253 screenclear();
|
981
|
1254 #ifdef FEAT_WINDOWS
|
|
1255 /* The screen was cleared, redraw the tab pages line. */
|
|
1256 if (redraw_tabline)
|
|
1257 draw_tabline();
|
|
1258 #endif
|
|
1259 }
|
7
|
1260 }
|
1331
|
1261
|
|
1262 /* When win_del_lines() or win_ins_lines() caused the screen to be
|
|
1263 * cleared (only happens for the first window) or when screenclear()
|
|
1264 * was called directly above, "must_redraw" will have been set to
|
|
1265 * NOT_VALID, need to reset it here to avoid redrawing twice. */
|
|
1266 if (screen_cleared == TRUE)
|
|
1267 must_redraw = 0;
|
7
|
1268 }
|
|
1269 else
|
|
1270 {
|
|
1271 /* Not VALID or INVERTED: redraw all lines. */
|
|
1272 mid_start = 0;
|
|
1273 mid_end = wp->w_height;
|
|
1274 }
|
|
1275
|
743
|
1276 if (type == SOME_VALID)
|
|
1277 {
|
|
1278 /* SOME_VALID: redraw all lines. */
|
|
1279 mid_start = 0;
|
|
1280 mid_end = wp->w_height;
|
|
1281 type = NOT_VALID;
|
|
1282 }
|
|
1283
|
7
|
1284 #ifdef FEAT_VISUAL
|
|
1285 /* check if we are updating or removing the inverted part */
|
|
1286 if ((VIsual_active && buf == curwin->w_buffer)
|
|
1287 || (wp->w_old_cursor_lnum != 0 && type != NOT_VALID))
|
|
1288 {
|
|
1289 linenr_T from, to;
|
|
1290
|
|
1291 if (VIsual_active)
|
|
1292 {
|
|
1293 if (VIsual_active
|
|
1294 && (VIsual_mode != wp->w_old_visual_mode
|
|
1295 || type == INVERTED_ALL))
|
|
1296 {
|
|
1297 /*
|
|
1298 * If the type of Visual selection changed, redraw the whole
|
|
1299 * selection. Also when the ownership of the X selection is
|
|
1300 * gained or lost.
|
|
1301 */
|
|
1302 if (curwin->w_cursor.lnum < VIsual.lnum)
|
|
1303 {
|
|
1304 from = curwin->w_cursor.lnum;
|
|
1305 to = VIsual.lnum;
|
|
1306 }
|
|
1307 else
|
|
1308 {
|
|
1309 from = VIsual.lnum;
|
|
1310 to = curwin->w_cursor.lnum;
|
|
1311 }
|
|
1312 /* redraw more when the cursor moved as well */
|
|
1313 if (wp->w_old_cursor_lnum < from)
|
|
1314 from = wp->w_old_cursor_lnum;
|
|
1315 if (wp->w_old_cursor_lnum > to)
|
|
1316 to = wp->w_old_cursor_lnum;
|
|
1317 if (wp->w_old_visual_lnum < from)
|
|
1318 from = wp->w_old_visual_lnum;
|
|
1319 if (wp->w_old_visual_lnum > to)
|
|
1320 to = wp->w_old_visual_lnum;
|
|
1321 }
|
|
1322 else
|
|
1323 {
|
|
1324 /*
|
|
1325 * Find the line numbers that need to be updated: The lines
|
|
1326 * between the old cursor position and the current cursor
|
|
1327 * position. Also check if the Visual position changed.
|
|
1328 */
|
|
1329 if (curwin->w_cursor.lnum < wp->w_old_cursor_lnum)
|
|
1330 {
|
|
1331 from = curwin->w_cursor.lnum;
|
|
1332 to = wp->w_old_cursor_lnum;
|
|
1333 }
|
|
1334 else
|
|
1335 {
|
|
1336 from = wp->w_old_cursor_lnum;
|
|
1337 to = curwin->w_cursor.lnum;
|
|
1338 if (from == 0) /* Visual mode just started */
|
|
1339 from = to;
|
|
1340 }
|
|
1341
|
422
|
1342 if (VIsual.lnum != wp->w_old_visual_lnum
|
|
1343 || VIsual.col != wp->w_old_visual_col)
|
7
|
1344 {
|
|
1345 if (wp->w_old_visual_lnum < from
|
|
1346 && wp->w_old_visual_lnum != 0)
|
|
1347 from = wp->w_old_visual_lnum;
|
|
1348 if (wp->w_old_visual_lnum > to)
|
|
1349 to = wp->w_old_visual_lnum;
|
|
1350 if (VIsual.lnum < from)
|
|
1351 from = VIsual.lnum;
|
|
1352 if (VIsual.lnum > to)
|
|
1353 to = VIsual.lnum;
|
|
1354 }
|
|
1355 }
|
|
1356
|
|
1357 /*
|
|
1358 * If in block mode and changed column or curwin->w_curswant:
|
|
1359 * update all lines.
|
|
1360 * First compute the actual start and end column.
|
|
1361 */
|
|
1362 if (VIsual_mode == Ctrl_V)
|
|
1363 {
|
|
1364 colnr_T fromc, toc;
|
|
1365
|
|
1366 getvcols(wp, &VIsual, &curwin->w_cursor, &fromc, &toc);
|
|
1367 ++toc;
|
|
1368 if (curwin->w_curswant == MAXCOL)
|
|
1369 toc = MAXCOL;
|
|
1370
|
|
1371 if (fromc != wp->w_old_cursor_fcol
|
|
1372 || toc != wp->w_old_cursor_lcol)
|
|
1373 {
|
|
1374 if (from > VIsual.lnum)
|
|
1375 from = VIsual.lnum;
|
|
1376 if (to < VIsual.lnum)
|
|
1377 to = VIsual.lnum;
|
|
1378 }
|
|
1379 wp->w_old_cursor_fcol = fromc;
|
|
1380 wp->w_old_cursor_lcol = toc;
|
|
1381 }
|
|
1382 }
|
|
1383 else
|
|
1384 {
|
|
1385 /* Use the line numbers of the old Visual area. */
|
|
1386 if (wp->w_old_cursor_lnum < wp->w_old_visual_lnum)
|
|
1387 {
|
|
1388 from = wp->w_old_cursor_lnum;
|
|
1389 to = wp->w_old_visual_lnum;
|
|
1390 }
|
|
1391 else
|
|
1392 {
|
|
1393 from = wp->w_old_visual_lnum;
|
|
1394 to = wp->w_old_cursor_lnum;
|
|
1395 }
|
|
1396 }
|
|
1397
|
|
1398 /*
|
|
1399 * There is no need to update lines above the top of the window.
|
|
1400 */
|
|
1401 if (from < wp->w_topline)
|
|
1402 from = wp->w_topline;
|
|
1403
|
|
1404 /*
|
|
1405 * If we know the value of w_botline, use it to restrict the update to
|
|
1406 * the lines that are visible in the window.
|
|
1407 */
|
|
1408 if (wp->w_valid & VALID_BOTLINE)
|
|
1409 {
|
|
1410 if (from >= wp->w_botline)
|
|
1411 from = wp->w_botline - 1;
|
|
1412 if (to >= wp->w_botline)
|
|
1413 to = wp->w_botline - 1;
|
|
1414 }
|
|
1415
|
|
1416 /*
|
|
1417 * Find the minimal part to be updated.
|
|
1418 * Watch out for scrolling that made entries in w_lines[] invalid.
|
|
1419 * E.g., CTRL-U makes the first half of w_lines[] invalid and sets
|
|
1420 * top_end; need to redraw from top_end to the "to" line.
|
|
1421 * A middle mouse click with a Visual selection may change the text
|
|
1422 * above the Visual area and reset wl_valid, do count these for
|
|
1423 * mid_end (in srow).
|
|
1424 */
|
|
1425 if (mid_start > 0)
|
|
1426 {
|
|
1427 lnum = wp->w_topline;
|
|
1428 idx = 0;
|
|
1429 srow = 0;
|
|
1430 if (scrolled_down)
|
|
1431 mid_start = top_end;
|
|
1432 else
|
|
1433 mid_start = 0;
|
|
1434 while (lnum < from && idx < wp->w_lines_valid) /* find start */
|
|
1435 {
|
|
1436 if (wp->w_lines[idx].wl_valid)
|
|
1437 mid_start += wp->w_lines[idx].wl_size;
|
|
1438 else if (!scrolled_down)
|
|
1439 srow += wp->w_lines[idx].wl_size;
|
|
1440 ++idx;
|
|
1441 # ifdef FEAT_FOLDING
|
|
1442 if (idx < wp->w_lines_valid && wp->w_lines[idx].wl_valid)
|
|
1443 lnum = wp->w_lines[idx].wl_lnum;
|
|
1444 else
|
|
1445 # endif
|
|
1446 ++lnum;
|
|
1447 }
|
|
1448 srow += mid_start;
|
|
1449 mid_end = wp->w_height;
|
|
1450 for ( ; idx < wp->w_lines_valid; ++idx) /* find end */
|
|
1451 {
|
|
1452 if (wp->w_lines[idx].wl_valid
|
|
1453 && wp->w_lines[idx].wl_lnum >= to + 1)
|
|
1454 {
|
|
1455 /* Only update until first row of this line */
|
|
1456 mid_end = srow;
|
|
1457 break;
|
|
1458 }
|
|
1459 srow += wp->w_lines[idx].wl_size;
|
|
1460 }
|
|
1461 }
|
|
1462 }
|
|
1463
|
|
1464 if (VIsual_active && buf == curwin->w_buffer)
|
|
1465 {
|
|
1466 wp->w_old_visual_mode = VIsual_mode;
|
|
1467 wp->w_old_cursor_lnum = curwin->w_cursor.lnum;
|
|
1468 wp->w_old_visual_lnum = VIsual.lnum;
|
422
|
1469 wp->w_old_visual_col = VIsual.col;
|
7
|
1470 wp->w_old_curswant = curwin->w_curswant;
|
|
1471 }
|
|
1472 else
|
|
1473 {
|
|
1474 wp->w_old_visual_mode = 0;
|
|
1475 wp->w_old_cursor_lnum = 0;
|
|
1476 wp->w_old_visual_lnum = 0;
|
422
|
1477 wp->w_old_visual_col = 0;
|
7
|
1478 }
|
|
1479 #endif /* FEAT_VISUAL */
|
|
1480
|
|
1481 #if defined(FEAT_SYN_HL) || defined(FEAT_SEARCH_EXTRA)
|
|
1482 /* reset got_int, otherwise regexp won't work */
|
|
1483 save_got_int = got_int;
|
|
1484 got_int = 0;
|
|
1485 #endif
|
|
1486 #ifdef FEAT_FOLDING
|
|
1487 win_foldinfo.fi_level = 0;
|
|
1488 #endif
|
|
1489
|
|
1490 /*
|
|
1491 * Update all the window rows.
|
|
1492 */
|
|
1493 idx = 0; /* first entry in w_lines[].wl_size */
|
|
1494 row = 0;
|
|
1495 srow = 0;
|
|
1496 lnum = wp->w_topline; /* first line shown in window */
|
|
1497 for (;;)
|
|
1498 {
|
|
1499 /* stop updating when reached the end of the window (check for _past_
|
|
1500 * the end of the window is at the end of the loop) */
|
|
1501 if (row == wp->w_height)
|
|
1502 {
|
|
1503 didline = TRUE;
|
|
1504 break;
|
|
1505 }
|
|
1506
|
|
1507 /* stop updating when hit the end of the file */
|
|
1508 if (lnum > buf->b_ml.ml_line_count)
|
|
1509 {
|
|
1510 eof = TRUE;
|
|
1511 break;
|
|
1512 }
|
|
1513
|
|
1514 /* Remember the starting row of the line that is going to be dealt
|
|
1515 * with. It is used further down when the line doesn't fit. */
|
|
1516 srow = row;
|
|
1517
|
|
1518 /*
|
|
1519 * Update a line when it is in an area that needs updating, when it
|
|
1520 * has changes or w_lines[idx] is invalid.
|
|
1521 * bot_start may be halfway a wrapped line after using
|
|
1522 * win_del_lines(), check if the current line includes it.
|
|
1523 * When syntax folding is being used, the saved syntax states will
|
|
1524 * already have been updated, we can't see where the syntax state is
|
|
1525 * the same again, just update until the end of the window.
|
|
1526 */
|
|
1527 if (row < top_end
|
|
1528 || (row >= mid_start && row < mid_end)
|
|
1529 #ifdef FEAT_SEARCH_EXTRA
|
|
1530 || top_to_mod
|
|
1531 #endif
|
|
1532 || idx >= wp->w_lines_valid
|
|
1533 || (row + wp->w_lines[idx].wl_size > bot_start)
|
|
1534 || (mod_top != 0
|
|
1535 && (lnum == mod_top
|
|
1536 || (lnum >= mod_top
|
|
1537 && (lnum < mod_bot
|
|
1538 #ifdef FEAT_SYN_HL
|
|
1539 || did_update == DID_FOLD
|
|
1540 || (did_update == DID_LINE
|
|
1541 && syntax_present(buf)
|
|
1542 && (
|
|
1543 # ifdef FEAT_FOLDING
|
|
1544 (foldmethodIsSyntax(wp)
|
|
1545 && hasAnyFolding(wp)) ||
|
|
1546 # endif
|
|
1547 syntax_check_changed(lnum)))
|
|
1548 #endif
|
|
1549 )))))
|
|
1550 {
|
|
1551 #ifdef FEAT_SEARCH_EXTRA
|
|
1552 if (lnum == mod_top)
|
|
1553 top_to_mod = FALSE;
|
|
1554 #endif
|
|
1555
|
|
1556 /*
|
|
1557 * When at start of changed lines: May scroll following lines
|
|
1558 * up or down to minimize redrawing.
|
|
1559 * Don't do this when the change continues until the end.
|
|
1560 * Don't scroll when dollar_vcol is non-zero, keep the "$".
|
|
1561 */
|
|
1562 if (lnum == mod_top
|
|
1563 && mod_bot != MAXLNUM
|
|
1564 && !(dollar_vcol != 0 && mod_bot == mod_top + 1))
|
|
1565 {
|
|
1566 int old_rows = 0;
|
|
1567 int new_rows = 0;
|
|
1568 int xtra_rows;
|
|
1569 linenr_T l;
|
|
1570
|
|
1571 /* Count the old number of window rows, using w_lines[], which
|
|
1572 * should still contain the sizes for the lines as they are
|
|
1573 * currently displayed. */
|
|
1574 for (i = idx; i < wp->w_lines_valid; ++i)
|
|
1575 {
|
|
1576 /* Only valid lines have a meaningful wl_lnum. Invalid
|
|
1577 * lines are part of the changed area. */
|
|
1578 if (wp->w_lines[i].wl_valid
|
|
1579 && wp->w_lines[i].wl_lnum == mod_bot)
|
|
1580 break;
|
|
1581 old_rows += wp->w_lines[i].wl_size;
|
|
1582 #ifdef FEAT_FOLDING
|
|
1583 if (wp->w_lines[i].wl_valid
|
|
1584 && wp->w_lines[i].wl_lastlnum + 1 == mod_bot)
|
|
1585 {
|
|
1586 /* Must have found the last valid entry above mod_bot.
|
|
1587 * Add following invalid entries. */
|
|
1588 ++i;
|
|
1589 while (i < wp->w_lines_valid
|
|
1590 && !wp->w_lines[i].wl_valid)
|
|
1591 old_rows += wp->w_lines[i++].wl_size;
|
|
1592 break;
|
|
1593 }
|
|
1594 #endif
|
|
1595 }
|
|
1596
|
|
1597 if (i >= wp->w_lines_valid)
|
|
1598 {
|
|
1599 /* We can't find a valid line below the changed lines,
|
|
1600 * need to redraw until the end of the window.
|
|
1601 * Inserting/deleting lines has no use. */
|
|
1602 bot_start = 0;
|
|
1603 }
|
|
1604 else
|
|
1605 {
|
|
1606 /* Able to count old number of rows: Count new window
|
|
1607 * rows, and may insert/delete lines */
|
|
1608 j = idx;
|
|
1609 for (l = lnum; l < mod_bot; ++l)
|
|
1610 {
|
|
1611 #ifdef FEAT_FOLDING
|
|
1612 if (hasFoldingWin(wp, l, NULL, &l, TRUE, NULL))
|
|
1613 ++new_rows;
|
|
1614 else
|
|
1615 #endif
|
|
1616 #ifdef FEAT_DIFF
|
|
1617 if (l == wp->w_topline)
|
|
1618 new_rows += plines_win_nofill(wp, l, TRUE)
|
|
1619 + wp->w_topfill;
|
|
1620 else
|
|
1621 #endif
|
|
1622 new_rows += plines_win(wp, l, TRUE);
|
|
1623 ++j;
|
|
1624 if (new_rows > wp->w_height - row - 2)
|
|
1625 {
|
|
1626 /* it's getting too much, must redraw the rest */
|
|
1627 new_rows = 9999;
|
|
1628 break;
|
|
1629 }
|
|
1630 }
|
|
1631 xtra_rows = new_rows - old_rows;
|
|
1632 if (xtra_rows < 0)
|
|
1633 {
|
|
1634 /* May scroll text up. If there is not enough
|
|
1635 * remaining text or scrolling fails, must redraw the
|
|
1636 * rest. If scrolling works, must redraw the text
|
|
1637 * below the scrolled text. */
|
|
1638 if (row - xtra_rows >= wp->w_height - 2)
|
|
1639 mod_bot = MAXLNUM;
|
|
1640 else
|
|
1641 {
|
|
1642 check_for_delay(FALSE);
|
|
1643 if (win_del_lines(wp, row,
|
|
1644 -xtra_rows, FALSE, FALSE) == FAIL)
|
|
1645 mod_bot = MAXLNUM;
|
|
1646 else
|
|
1647 bot_start = wp->w_height + xtra_rows;
|
|
1648 }
|
|
1649 }
|
|
1650 else if (xtra_rows > 0)
|
|
1651 {
|
|
1652 /* May scroll text down. If there is not enough
|
|
1653 * remaining text of scrolling fails, must redraw the
|
|
1654 * rest. */
|
|
1655 if (row + xtra_rows >= wp->w_height - 2)
|
|
1656 mod_bot = MAXLNUM;
|
|
1657 else
|
|
1658 {
|
|
1659 check_for_delay(FALSE);
|
|
1660 if (win_ins_lines(wp, row + old_rows,
|
|
1661 xtra_rows, FALSE, FALSE) == FAIL)
|
|
1662 mod_bot = MAXLNUM;
|
|
1663 else if (top_end > row + old_rows)
|
|
1664 /* Scrolled the part at the top that requires
|
|
1665 * updating down. */
|
|
1666 top_end += xtra_rows;
|
|
1667 }
|
|
1668 }
|
|
1669
|
|
1670 /* When not updating the rest, may need to move w_lines[]
|
|
1671 * entries. */
|
|
1672 if (mod_bot != MAXLNUM && i != j)
|
|
1673 {
|
|
1674 if (j < i)
|
|
1675 {
|
|
1676 int x = row + new_rows;
|
|
1677
|
|
1678 /* move entries in w_lines[] upwards */
|
|
1679 for (;;)
|
|
1680 {
|
|
1681 /* stop at last valid entry in w_lines[] */
|
|
1682 if (i >= wp->w_lines_valid)
|
|
1683 {
|
|
1684 wp->w_lines_valid = j;
|
|
1685 break;
|
|
1686 }
|
|
1687 wp->w_lines[j] = wp->w_lines[i];
|
|
1688 /* stop at a line that won't fit */
|
|
1689 if (x + (int)wp->w_lines[j].wl_size
|
|
1690 > wp->w_height)
|
|
1691 {
|
|
1692 wp->w_lines_valid = j + 1;
|
|
1693 break;
|
|
1694 }
|
|
1695 x += wp->w_lines[j++].wl_size;
|
|
1696 ++i;
|
|
1697 }
|
|
1698 if (bot_start > x)
|
|
1699 bot_start = x;
|
|
1700 }
|
|
1701 else /* j > i */
|
|
1702 {
|
|
1703 /* move entries in w_lines[] downwards */
|
|
1704 j -= i;
|
|
1705 wp->w_lines_valid += j;
|
|
1706 if (wp->w_lines_valid > wp->w_height)
|
|
1707 wp->w_lines_valid = wp->w_height;
|
|
1708 for (i = wp->w_lines_valid; i - j >= idx; --i)
|
|
1709 wp->w_lines[i] = wp->w_lines[i - j];
|
|
1710
|
|
1711 /* The w_lines[] entries for inserted lines are
|
|
1712 * now invalid, but wl_size may be used above.
|
|
1713 * Reset to zero. */
|
|
1714 while (i >= idx)
|
|
1715 {
|
|
1716 wp->w_lines[i].wl_size = 0;
|
|
1717 wp->w_lines[i--].wl_valid = FALSE;
|
|
1718 }
|
|
1719 }
|
|
1720 }
|
|
1721 }
|
|
1722 }
|
|
1723
|
|
1724 #ifdef FEAT_FOLDING
|
|
1725 /*
|
|
1726 * When lines are folded, display one line for all of them.
|
|
1727 * Otherwise, display normally (can be several display lines when
|
|
1728 * 'wrap' is on).
|
|
1729 */
|
|
1730 fold_count = foldedCount(wp, lnum, &win_foldinfo);
|
|
1731 if (fold_count != 0)
|
|
1732 {
|
|
1733 fold_line(wp, fold_count, &win_foldinfo, lnum, row);
|
|
1734 ++row;
|
|
1735 --fold_count;
|
|
1736 wp->w_lines[idx].wl_folded = TRUE;
|
|
1737 wp->w_lines[idx].wl_lastlnum = lnum + fold_count;
|
|
1738 # ifdef FEAT_SYN_HL
|
|
1739 did_update = DID_FOLD;
|
|
1740 # endif
|
|
1741 }
|
|
1742 else
|
|
1743 #endif
|
|
1744 if (idx < wp->w_lines_valid
|
|
1745 && wp->w_lines[idx].wl_valid
|
|
1746 && wp->w_lines[idx].wl_lnum == lnum
|
|
1747 && lnum > wp->w_topline
|
|
1748 && !(dy_flags & DY_LASTLINE)
|
|
1749 && srow + wp->w_lines[idx].wl_size > wp->w_height
|
|
1750 #ifdef FEAT_DIFF
|
|
1751 && diff_check_fill(wp, lnum) == 0
|
|
1752 #endif
|
|
1753 )
|
|
1754 {
|
|
1755 /* This line is not going to fit. Don't draw anything here,
|
|
1756 * will draw "@ " lines below. */
|
|
1757 row = wp->w_height + 1;
|
|
1758 }
|
|
1759 else
|
|
1760 {
|
|
1761 #ifdef FEAT_SEARCH_EXTRA
|
|
1762 prepare_search_hl(wp, lnum);
|
|
1763 #endif
|
|
1764 #ifdef FEAT_SYN_HL
|
|
1765 /* Let the syntax stuff know we skipped a few lines. */
|
|
1766 if (syntax_last_parsed != 0 && syntax_last_parsed + 1 < lnum
|
|
1767 && syntax_present(buf))
|
|
1768 syntax_end_parsing(syntax_last_parsed + 1);
|
|
1769 #endif
|
|
1770
|
|
1771 /*
|
|
1772 * Display one line.
|
|
1773 */
|
625
|
1774 row = win_line(wp, lnum, srow, wp->w_height, mod_top == 0);
|
7
|
1775
|
|
1776 #ifdef FEAT_FOLDING
|
|
1777 wp->w_lines[idx].wl_folded = FALSE;
|
|
1778 wp->w_lines[idx].wl_lastlnum = lnum;
|
|
1779 #endif
|
|
1780 #ifdef FEAT_SYN_HL
|
|
1781 did_update = DID_LINE;
|
|
1782 syntax_last_parsed = lnum;
|
|
1783 #endif
|
|
1784 }
|
|
1785
|
|
1786 wp->w_lines[idx].wl_lnum = lnum;
|
|
1787 wp->w_lines[idx].wl_valid = TRUE;
|
|
1788 if (row > wp->w_height) /* past end of screen */
|
|
1789 {
|
|
1790 /* we may need the size of that too long line later on */
|
|
1791 if (dollar_vcol == 0)
|
|
1792 wp->w_lines[idx].wl_size = plines_win(wp, lnum, TRUE);
|
|
1793 ++idx;
|
|
1794 break;
|
|
1795 }
|
|
1796 if (dollar_vcol == 0)
|
|
1797 wp->w_lines[idx].wl_size = row - srow;
|
|
1798 ++idx;
|
|
1799 #ifdef FEAT_FOLDING
|
|
1800 lnum += fold_count + 1;
|
|
1801 #else
|
|
1802 ++lnum;
|
|
1803 #endif
|
|
1804 }
|
|
1805 else
|
|
1806 {
|
|
1807 /* This line does not need updating, advance to the next one */
|
|
1808 row += wp->w_lines[idx++].wl_size;
|
|
1809 if (row > wp->w_height) /* past end of screen */
|
|
1810 break;
|
|
1811 #ifdef FEAT_FOLDING
|
|
1812 lnum = wp->w_lines[idx - 1].wl_lastlnum + 1;
|
|
1813 #else
|
|
1814 ++lnum;
|
|
1815 #endif
|
|
1816 #ifdef FEAT_SYN_HL
|
|
1817 did_update = DID_NONE;
|
|
1818 #endif
|
|
1819 }
|
|
1820
|
|
1821 if (lnum > buf->b_ml.ml_line_count)
|
|
1822 {
|
|
1823 eof = TRUE;
|
|
1824 break;
|
|
1825 }
|
|
1826 }
|
|
1827 /*
|
|
1828 * End of loop over all window lines.
|
|
1829 */
|
|
1830
|
|
1831
|
|
1832 if (idx > wp->w_lines_valid)
|
|
1833 wp->w_lines_valid = idx;
|
|
1834
|
|
1835 #ifdef FEAT_SYN_HL
|
|
1836 /*
|
|
1837 * Let the syntax stuff know we stop parsing here.
|
|
1838 */
|
|
1839 if (syntax_last_parsed != 0 && syntax_present(buf))
|
|
1840 syntax_end_parsing(syntax_last_parsed + 1);
|
|
1841 #endif
|
|
1842
|
|
1843 /*
|
|
1844 * If we didn't hit the end of the file, and we didn't finish the last
|
|
1845 * line we were working on, then the line didn't fit.
|
|
1846 */
|
|
1847 wp->w_empty_rows = 0;
|
|
1848 #ifdef FEAT_DIFF
|
|
1849 wp->w_filler_rows = 0;
|
|
1850 #endif
|
|
1851 if (!eof && !didline)
|
|
1852 {
|
|
1853 if (lnum == wp->w_topline)
|
|
1854 {
|
|
1855 /*
|
|
1856 * Single line that does not fit!
|
|
1857 * Don't overwrite it, it can be edited.
|
|
1858 */
|
|
1859 wp->w_botline = lnum + 1;
|
|
1860 }
|
|
1861 #ifdef FEAT_DIFF
|
|
1862 else if (diff_check_fill(wp, lnum) >= wp->w_height - srow)
|
|
1863 {
|
|
1864 /* Window ends in filler lines. */
|
|
1865 wp->w_botline = lnum;
|
|
1866 wp->w_filler_rows = wp->w_height - srow;
|
|
1867 }
|
|
1868 #endif
|
|
1869 else if (dy_flags & DY_LASTLINE) /* 'display' has "lastline" */
|
|
1870 {
|
|
1871 /*
|
|
1872 * Last line isn't finished: Display "@@@" at the end.
|
|
1873 */
|
|
1874 screen_fill(W_WINROW(wp) + wp->w_height - 1,
|
|
1875 W_WINROW(wp) + wp->w_height,
|
|
1876 (int)W_ENDCOL(wp) - 3, (int)W_ENDCOL(wp),
|
|
1877 '@', '@', hl_attr(HLF_AT));
|
|
1878 set_empty_rows(wp, srow);
|
|
1879 wp->w_botline = lnum;
|
|
1880 }
|
|
1881 else
|
|
1882 {
|
|
1883 win_draw_end(wp, '@', ' ', srow, wp->w_height, HLF_AT);
|
|
1884 wp->w_botline = lnum;
|
|
1885 }
|
|
1886 }
|
|
1887 else
|
|
1888 {
|
|
1889 #ifdef FEAT_VERTSPLIT
|
|
1890 draw_vsep_win(wp, row);
|
|
1891 #endif
|
|
1892 if (eof) /* we hit the end of the file */
|
|
1893 {
|
|
1894 wp->w_botline = buf->b_ml.ml_line_count + 1;
|
|
1895 #ifdef FEAT_DIFF
|
|
1896 j = diff_check_fill(wp, wp->w_botline);
|
|
1897 if (j > 0 && !wp->w_botfill)
|
|
1898 {
|
|
1899 /*
|
|
1900 * Display filler lines at the end of the file
|
|
1901 */
|
|
1902 if (char2cells(fill_diff) > 1)
|
|
1903 i = '-';
|
|
1904 else
|
|
1905 i = fill_diff;
|
|
1906 if (row + j > wp->w_height)
|
|
1907 j = wp->w_height - row;
|
|
1908 win_draw_end(wp, i, i, row, row + (int)j, HLF_DED);
|
|
1909 row += j;
|
|
1910 }
|
|
1911 #endif
|
|
1912 }
|
|
1913 else if (dollar_vcol == 0)
|
|
1914 wp->w_botline = lnum;
|
|
1915
|
|
1916 /* make sure the rest of the screen is blank */
|
|
1917 /* put '~'s on rows that aren't part of the file. */
|
|
1918 win_draw_end(wp, '~', ' ', row, wp->w_height, HLF_AT);
|
|
1919 }
|
|
1920
|
|
1921 /* Reset the type of redrawing required, the window has been updated. */
|
|
1922 wp->w_redr_type = 0;
|
|
1923 #ifdef FEAT_DIFF
|
|
1924 wp->w_old_topfill = wp->w_topfill;
|
|
1925 wp->w_old_botfill = wp->w_botfill;
|
|
1926 #endif
|
|
1927
|
|
1928 if (dollar_vcol == 0)
|
|
1929 {
|
|
1930 /*
|
|
1931 * There is a trick with w_botline. If we invalidate it on each
|
|
1932 * change that might modify it, this will cause a lot of expensive
|
|
1933 * calls to plines() in update_topline() each time. Therefore the
|
|
1934 * value of w_botline is often approximated, and this value is used to
|
|
1935 * compute the value of w_topline. If the value of w_botline was
|
|
1936 * wrong, check that the value of w_topline is correct (cursor is on
|
|
1937 * the visible part of the text). If it's not, we need to redraw
|
|
1938 * again. Mostly this just means scrolling up a few lines, so it
|
|
1939 * doesn't look too bad. Only do this for the current window (where
|
|
1940 * changes are relevant).
|
|
1941 */
|
|
1942 wp->w_valid |= VALID_BOTLINE;
|
|
1943 if (wp == curwin && wp->w_botline != old_botline && !recursive)
|
|
1944 {
|
|
1945 recursive = TRUE;
|
|
1946 curwin->w_valid &= ~VALID_TOPLINE;
|
|
1947 update_topline(); /* may invalidate w_botline again */
|
|
1948 if (must_redraw != 0)
|
|
1949 {
|
|
1950 /* Don't update for changes in buffer again. */
|
|
1951 i = curbuf->b_mod_set;
|
|
1952 curbuf->b_mod_set = FALSE;
|
|
1953 win_update(curwin);
|
|
1954 must_redraw = 0;
|
|
1955 curbuf->b_mod_set = i;
|
|
1956 }
|
|
1957 recursive = FALSE;
|
|
1958 }
|
|
1959 }
|
|
1960
|
|
1961 #if defined(FEAT_SYN_HL) || defined(FEAT_SEARCH_EXTRA)
|
|
1962 /* restore got_int, unless CTRL-C was hit while redrawing */
|
|
1963 if (!got_int)
|
|
1964 got_int = save_got_int;
|
|
1965 #endif
|
|
1966 }
|
|
1967
|
|
1968 #ifdef FEAT_SIGNS
|
|
1969 static int draw_signcolumn __ARGS((win_T *wp));
|
|
1970
|
|
1971 /*
|
|
1972 * Return TRUE when window "wp" has a column to draw signs in.
|
|
1973 */
|
|
1974 static int
|
|
1975 draw_signcolumn(wp)
|
|
1976 win_T *wp;
|
|
1977 {
|
|
1978 return (wp->w_buffer->b_signlist != NULL
|
|
1979 # ifdef FEAT_NETBEANS_INTG
|
|
1980 || usingNetbeans
|
|
1981 # endif
|
|
1982 );
|
|
1983 }
|
|
1984 #endif
|
|
1985
|
|
1986 /*
|
|
1987 * Clear the rest of the window and mark the unused lines with "c1". use "c2"
|
|
1988 * as the filler character.
|
|
1989 */
|
|
1990 static void
|
|
1991 win_draw_end(wp, c1, c2, row, endrow, hl)
|
|
1992 win_T *wp;
|
|
1993 int c1;
|
|
1994 int c2;
|
|
1995 int row;
|
|
1996 int endrow;
|
534
|
1997 hlf_T hl;
|
7
|
1998 {
|
|
1999 #if defined(FEAT_FOLDING) || defined(FEAT_SIGNS) || defined(FEAT_CMDWIN)
|
|
2000 int n = 0;
|
|
2001 # define FDC_OFF n
|
|
2002 #else
|
|
2003 # define FDC_OFF 0
|
|
2004 #endif
|
|
2005
|
|
2006 #ifdef FEAT_RIGHTLEFT
|
|
2007 if (wp->w_p_rl)
|
|
2008 {
|
|
2009 /* No check for cmdline window: should never be right-left. */
|
|
2010 # ifdef FEAT_FOLDING
|
|
2011 n = wp->w_p_fdc;
|
|
2012
|
|
2013 if (n > 0)
|
|
2014 {
|
|
2015 /* draw the fold column at the right */
|
119
|
2016 if (n > W_WIDTH(wp))
|
|
2017 n = W_WIDTH(wp);
|
7
|
2018 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + endrow,
|
|
2019 W_ENDCOL(wp) - n, (int)W_ENDCOL(wp),
|
|
2020 ' ', ' ', hl_attr(HLF_FC));
|
|
2021 }
|
|
2022 # endif
|
|
2023 # ifdef FEAT_SIGNS
|
|
2024 if (draw_signcolumn(wp))
|
|
2025 {
|
|
2026 int nn = n + 2;
|
|
2027
|
|
2028 /* draw the sign column left of the fold column */
|
119
|
2029 if (nn > W_WIDTH(wp))
|
|
2030 nn = W_WIDTH(wp);
|
7
|
2031 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + endrow,
|
|
2032 W_ENDCOL(wp) - nn, (int)W_ENDCOL(wp) - n,
|
|
2033 ' ', ' ', hl_attr(HLF_SC));
|
|
2034 n = nn;
|
|
2035 }
|
|
2036 # endif
|
|
2037 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + endrow,
|
|
2038 W_WINCOL(wp), W_ENDCOL(wp) - 1 - FDC_OFF,
|
|
2039 c2, c2, hl_attr(hl));
|
|
2040 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + endrow,
|
|
2041 W_ENDCOL(wp) - 1 - FDC_OFF, W_ENDCOL(wp) - FDC_OFF,
|
|
2042 c1, c2, hl_attr(hl));
|
|
2043 }
|
|
2044 else
|
|
2045 #endif
|
|
2046 {
|
|
2047 #ifdef FEAT_CMDWIN
|
|
2048 if (cmdwin_type != 0 && wp == curwin)
|
|
2049 {
|
|
2050 /* draw the cmdline character in the leftmost column */
|
|
2051 n = 1;
|
|
2052 if (n > wp->w_width)
|
|
2053 n = wp->w_width;
|
|
2054 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + endrow,
|
|
2055 W_WINCOL(wp), (int)W_WINCOL(wp) + n,
|
|
2056 cmdwin_type, ' ', hl_attr(HLF_AT));
|
|
2057 }
|
|
2058 #endif
|
|
2059 #ifdef FEAT_FOLDING
|
|
2060 if (wp->w_p_fdc > 0)
|
|
2061 {
|
|
2062 int nn = n + wp->w_p_fdc;
|
|
2063
|
|
2064 /* draw the fold column at the left */
|
|
2065 if (nn > W_WIDTH(wp))
|
|
2066 nn = W_WIDTH(wp);
|
|
2067 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + endrow,
|
|
2068 W_WINCOL(wp) + n, (int)W_WINCOL(wp) + nn,
|
|
2069 ' ', ' ', hl_attr(HLF_FC));
|
|
2070 n = nn;
|
|
2071 }
|
|
2072 #endif
|
|
2073 #ifdef FEAT_SIGNS
|
|
2074 if (draw_signcolumn(wp))
|
|
2075 {
|
|
2076 int nn = n + 2;
|
|
2077
|
|
2078 /* draw the sign column after the fold column */
|
|
2079 if (nn > W_WIDTH(wp))
|
|
2080 nn = W_WIDTH(wp);
|
|
2081 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + endrow,
|
|
2082 W_WINCOL(wp) + n, (int)W_WINCOL(wp) + nn,
|
|
2083 ' ', ' ', hl_attr(HLF_SC));
|
|
2084 n = nn;
|
|
2085 }
|
|
2086 #endif
|
|
2087 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + endrow,
|
|
2088 W_WINCOL(wp) + FDC_OFF, (int)W_ENDCOL(wp),
|
|
2089 c1, c2, hl_attr(hl));
|
|
2090 }
|
|
2091 set_empty_rows(wp, row);
|
|
2092 }
|
|
2093
|
|
2094 #ifdef FEAT_FOLDING
|
|
2095 /*
|
|
2096 * Display one folded line.
|
|
2097 */
|
|
2098 static void
|
|
2099 fold_line(wp, fold_count, foldinfo, lnum, row)
|
|
2100 win_T *wp;
|
|
2101 long fold_count;
|
|
2102 foldinfo_T *foldinfo;
|
|
2103 linenr_T lnum;
|
|
2104 int row;
|
|
2105 {
|
|
2106 char_u buf[51];
|
|
2107 pos_T *top, *bot;
|
|
2108 linenr_T lnume = lnum + fold_count - 1;
|
|
2109 int len;
|
29
|
2110 char_u *text;
|
7
|
2111 int fdc;
|
|
2112 int col;
|
|
2113 int txtcol;
|
|
2114 int off = (int)(current_ScreenLine - ScreenLines);
|
216
|
2115 int ri;
|
7
|
2116
|
|
2117 /* Build the fold line:
|
|
2118 * 1. Add the cmdwin_type for the command-line window
|
|
2119 * 2. Add the 'foldcolumn'
|
|
2120 * 3. Add the 'number' column
|
|
2121 * 4. Compose the text
|
|
2122 * 5. Add the text
|
|
2123 * 6. set highlighting for the Visual area an other text
|
|
2124 */
|
|
2125 col = 0;
|
|
2126
|
|
2127 /*
|
|
2128 * 1. Add the cmdwin_type for the command-line window
|
|
2129 * Ignores 'rightleft', this window is never right-left.
|
|
2130 */
|
|
2131 #ifdef FEAT_CMDWIN
|
|
2132 if (cmdwin_type != 0 && wp == curwin)
|
|
2133 {
|
|
2134 ScreenLines[off] = cmdwin_type;
|
|
2135 ScreenAttrs[off] = hl_attr(HLF_AT);
|
|
2136 #ifdef FEAT_MBYTE
|
|
2137 if (enc_utf8)
|
|
2138 ScreenLinesUC[off] = 0;
|
|
2139 #endif
|
|
2140 ++col;
|
|
2141 }
|
|
2142 #endif
|
|
2143
|
|
2144 /*
|
|
2145 * 2. Add the 'foldcolumn'
|
|
2146 */
|
|
2147 fdc = wp->w_p_fdc;
|
|
2148 if (fdc > W_WIDTH(wp) - col)
|
|
2149 fdc = W_WIDTH(wp) - col;
|
|
2150 if (fdc > 0)
|
|
2151 {
|
|
2152 fill_foldcolumn(buf, wp, TRUE, lnum);
|
|
2153 #ifdef FEAT_RIGHTLEFT
|
|
2154 if (wp->w_p_rl)
|
|
2155 {
|
|
2156 int i;
|
|
2157
|
|
2158 copy_text_attr(off + W_WIDTH(wp) - fdc - col, buf, fdc,
|
|
2159 hl_attr(HLF_FC));
|
|
2160 /* reverse the fold column */
|
|
2161 for (i = 0; i < fdc; ++i)
|
|
2162 ScreenLines[off + W_WIDTH(wp) - i - 1 - col] = buf[i];
|
|
2163 }
|
|
2164 else
|
|
2165 #endif
|
|
2166 copy_text_attr(off + col, buf, fdc, hl_attr(HLF_FC));
|
|
2167 col += fdc;
|
|
2168 }
|
|
2169
|
|
2170 #ifdef FEAT_RIGHTLEFT
|
216
|
2171 # define RL_MEMSET(p, v, l) if (wp->w_p_rl) \
|
|
2172 for (ri = 0; ri < l; ++ri) \
|
|
2173 ScreenAttrs[off + (W_WIDTH(wp) - (p) - (l)) + ri] = v; \
|
|
2174 else \
|
|
2175 for (ri = 0; ri < l; ++ri) \
|
|
2176 ScreenAttrs[off + (p) + ri] = v
|
7
|
2177 #else
|
216
|
2178 # define RL_MEMSET(p, v, l) for (ri = 0; ri < l; ++ri) \
|
|
2179 ScreenAttrs[off + (p) + ri] = v
|
7
|
2180 #endif
|
|
2181
|
|
2182 /* Set all attributes of the 'number' column and the text */
|
216
|
2183 RL_MEMSET(col, hl_attr(HLF_FL), W_WIDTH(wp) - col);
|
7
|
2184
|
|
2185 #ifdef FEAT_SIGNS
|
|
2186 /* If signs are being displayed, add two spaces. */
|
|
2187 if (draw_signcolumn(wp))
|
|
2188 {
|
|
2189 len = W_WIDTH(wp) - col;
|
|
2190 if (len > 0)
|
|
2191 {
|
|
2192 if (len > 2)
|
|
2193 len = 2;
|
|
2194 # ifdef FEAT_RIGHTLEFT
|
|
2195 if (wp->w_p_rl)
|
|
2196 /* the line number isn't reversed */
|
|
2197 copy_text_attr(off + W_WIDTH(wp) - len - col,
|
|
2198 (char_u *)" ", len, hl_attr(HLF_FL));
|
|
2199 else
|
|
2200 # endif
|
|
2201 copy_text_attr(off + col, (char_u *)" ", len, hl_attr(HLF_FL));
|
|
2202 col += len;
|
|
2203 }
|
|
2204 }
|
|
2205 #endif
|
|
2206
|
|
2207 /*
|
|
2208 * 3. Add the 'number' column
|
|
2209 */
|
|
2210 if (wp->w_p_nu)
|
|
2211 {
|
|
2212 len = W_WIDTH(wp) - col;
|
|
2213 if (len > 0)
|
|
2214 {
|
13
|
2215 int w = number_width(wp);
|
|
2216
|
|
2217 if (len > w + 1)
|
|
2218 len = w + 1;
|
|
2219 sprintf((char *)buf, "%*ld ", w, (long)lnum);
|
7
|
2220 #ifdef FEAT_RIGHTLEFT
|
|
2221 if (wp->w_p_rl)
|
|
2222 /* the line number isn't reversed */
|
|
2223 copy_text_attr(off + W_WIDTH(wp) - len - col, buf, len,
|
|
2224 hl_attr(HLF_FL));
|
|
2225 else
|
|
2226 #endif
|
|
2227 copy_text_attr(off + col, buf, len, hl_attr(HLF_FL));
|
|
2228 col += len;
|
|
2229 }
|
|
2230 }
|
|
2231
|
|
2232 /*
|
|
2233 * 4. Compose the folded-line string with 'foldtext', if set.
|
|
2234 */
|
29
|
2235 text = get_foldtext(wp, lnum, lnume, foldinfo, buf);
|
7
|
2236
|
|
2237 txtcol = col; /* remember where text starts */
|
|
2238
|
|
2239 /*
|
|
2240 * 5. move the text to current_ScreenLine. Fill up with "fill_fold".
|
|
2241 * Right-left text is put in columns 0 - number-col, normal text is put
|
|
2242 * in columns number-col - window-width.
|
|
2243 */
|
|
2244 #ifdef FEAT_MBYTE
|
|
2245 if (has_mbyte)
|
|
2246 {
|
|
2247 int cells;
|
714
|
2248 int u8c, u8cc[MAX_MCO];
|
|
2249 int i;
|
7
|
2250 int idx;
|
|
2251 int c_len;
|
33
|
2252 char_u *p;
|
7
|
2253 # ifdef FEAT_ARABIC
|
|
2254 int prev_c = 0; /* previous Arabic character */
|
|
2255 int prev_c1 = 0; /* first composing char for prev_c */
|
|
2256 # endif
|
|
2257
|
|
2258 # ifdef FEAT_RIGHTLEFT
|
|
2259 if (wp->w_p_rl)
|
|
2260 idx = off;
|
|
2261 else
|
|
2262 # endif
|
|
2263 idx = off + col;
|
|
2264
|
|
2265 /* Store multibyte characters in ScreenLines[] et al. correctly. */
|
|
2266 for (p = text; *p != NUL; )
|
|
2267 {
|
|
2268 cells = (*mb_ptr2cells)(p);
|
474
|
2269 c_len = (*mb_ptr2len)(p);
|
7
|
2270 if (col + cells > W_WIDTH(wp)
|
|
2271 # ifdef FEAT_RIGHTLEFT
|
|
2272 - (wp->w_p_rl ? col : 0)
|
|
2273 # endif
|
|
2274 )
|
|
2275 break;
|
|
2276 ScreenLines[idx] = *p;
|
|
2277 if (enc_utf8)
|
|
2278 {
|
714
|
2279 u8c = utfc_ptr2char(p, u8cc);
|
|
2280 if (*p < 0x80 && u8cc[0] == 0)
|
7
|
2281 {
|
|
2282 ScreenLinesUC[idx] = 0;
|
|
2283 #ifdef FEAT_ARABIC
|
|
2284 prev_c = u8c;
|
|
2285 #endif
|
|
2286 }
|
|
2287 else
|
|
2288 {
|
|
2289 #ifdef FEAT_ARABIC
|
|
2290 if (p_arshape && !p_tbidi && ARABIC_CHAR(u8c))
|
|
2291 {
|
|
2292 /* Do Arabic shaping. */
|
714
|
2293 int pc, pc1, nc;
|
|
2294 int pcc[MAX_MCO];
|
7
|
2295 int firstbyte = *p;
|
|
2296
|
|
2297 /* The idea of what is the previous and next
|
|
2298 * character depends on 'rightleft'. */
|
|
2299 if (wp->w_p_rl)
|
|
2300 {
|
|
2301 pc = prev_c;
|
|
2302 pc1 = prev_c1;
|
|
2303 nc = utf_ptr2char(p + c_len);
|
714
|
2304 prev_c1 = u8cc[0];
|
7
|
2305 }
|
|
2306 else
|
|
2307 {
|
714
|
2308 pc = utfc_ptr2char(p + c_len, pcc);
|
7
|
2309 nc = prev_c;
|
714
|
2310 pc1 = pcc[0];
|
7
|
2311 }
|
|
2312 prev_c = u8c;
|
|
2313
|
714
|
2314 u8c = arabic_shape(u8c, &firstbyte, &u8cc[0],
|
7
|
2315 pc, pc1, nc);
|
|
2316 ScreenLines[idx] = firstbyte;
|
|
2317 }
|
|
2318 else
|
|
2319 prev_c = u8c;
|
|
2320 #endif
|
|
2321 /* Non-BMP character: display as ? or fullwidth ?. */
|
1401
|
2322 #ifdef UNICODE16
|
7
|
2323 if (u8c >= 0x10000)
|
|
2324 ScreenLinesUC[idx] = (cells == 2) ? 0xff1f : (int)'?';
|
|
2325 else
|
1401
|
2326 #endif
|
7
|
2327 ScreenLinesUC[idx] = u8c;
|
714
|
2328 for (i = 0; i < Screen_mco; ++i)
|
|
2329 {
|
|
2330 ScreenLinesC[i][idx] = u8cc[i];
|
|
2331 if (u8cc[i] == 0)
|
|
2332 break;
|
|
2333 }
|
7
|
2334 }
|
|
2335 if (cells > 1)
|
|
2336 ScreenLines[idx + 1] = 0;
|
|
2337 }
|
|
2338 else if (cells > 1) /* double-byte character */
|
|
2339 {
|
|
2340 if (enc_dbcs == DBCS_JPNU && *p == 0x8e)
|
|
2341 ScreenLines2[idx] = p[1];
|
|
2342 else
|
|
2343 ScreenLines[idx + 1] = p[1];
|
|
2344 }
|
|
2345 col += cells;
|
|
2346 idx += cells;
|
|
2347 p += c_len;
|
|
2348 }
|
|
2349 }
|
|
2350 else
|
|
2351 #endif
|
|
2352 {
|
|
2353 len = (int)STRLEN(text);
|
|
2354 if (len > W_WIDTH(wp) - col)
|
|
2355 len = W_WIDTH(wp) - col;
|
|
2356 if (len > 0)
|
|
2357 {
|
|
2358 #ifdef FEAT_RIGHTLEFT
|
|
2359 if (wp->w_p_rl)
|
|
2360 STRNCPY(current_ScreenLine, text, len);
|
|
2361 else
|
|
2362 #endif
|
|
2363 STRNCPY(current_ScreenLine + col, text, len);
|
|
2364 col += len;
|
|
2365 }
|
|
2366 }
|
|
2367
|
|
2368 /* Fill the rest of the line with the fold filler */
|
|
2369 #ifdef FEAT_RIGHTLEFT
|
|
2370 if (wp->w_p_rl)
|
|
2371 col -= txtcol;
|
|
2372 #endif
|
|
2373 while (col < W_WIDTH(wp)
|
|
2374 #ifdef FEAT_RIGHTLEFT
|
|
2375 - (wp->w_p_rl ? txtcol : 0)
|
|
2376 #endif
|
|
2377 )
|
|
2378 {
|
|
2379 #ifdef FEAT_MBYTE
|
|
2380 if (enc_utf8)
|
|
2381 {
|
|
2382 if (fill_fold >= 0x80)
|
|
2383 {
|
|
2384 ScreenLinesUC[off + col] = fill_fold;
|
714
|
2385 ScreenLinesC[0][off + col] = 0;
|
7
|
2386 }
|
|
2387 else
|
|
2388 ScreenLinesUC[off + col] = 0;
|
|
2389 }
|
|
2390 #endif
|
|
2391 ScreenLines[off + col++] = fill_fold;
|
|
2392 }
|
|
2393
|
|
2394 if (text != buf)
|
|
2395 vim_free(text);
|
|
2396
|
|
2397 /*
|
|
2398 * 6. set highlighting for the Visual area an other text.
|
|
2399 * If all folded lines are in the Visual area, highlight the line.
|
|
2400 */
|
|
2401 #ifdef FEAT_VISUAL
|
|
2402 if (VIsual_active && wp->w_buffer == curwin->w_buffer)
|
|
2403 {
|
|
2404 if (ltoreq(curwin->w_cursor, VIsual))
|
|
2405 {
|
|
2406 /* Visual is after curwin->w_cursor */
|
|
2407 top = &curwin->w_cursor;
|
|
2408 bot = &VIsual;
|
|
2409 }
|
|
2410 else
|
|
2411 {
|
|
2412 /* Visual is before curwin->w_cursor */
|
|
2413 top = &VIsual;
|
|
2414 bot = &curwin->w_cursor;
|
|
2415 }
|
|
2416 if (lnum >= top->lnum
|
|
2417 && lnume <= bot->lnum
|
|
2418 && (VIsual_mode != 'v'
|
|
2419 || ((lnum > top->lnum
|
|
2420 || (lnum == top->lnum
|
|
2421 && top->col == 0))
|
|
2422 && (lnume < bot->lnum
|
|
2423 || (lnume == bot->lnum
|
|
2424 && (bot->col - (*p_sel == 'e'))
|
1883
|
2425 >= (colnr_T)STRLEN(ml_get_buf(wp->w_buffer, lnume, FALSE)))))))
|
7
|
2426 {
|
|
2427 if (VIsual_mode == Ctrl_V)
|
|
2428 {
|
|
2429 /* Visual block mode: highlight the chars part of the block */
|
|
2430 if (wp->w_old_cursor_fcol + txtcol < (colnr_T)W_WIDTH(wp))
|
|
2431 {
|
|
2432 if (wp->w_old_cursor_lcol + txtcol < (colnr_T)W_WIDTH(wp))
|
|
2433 len = wp->w_old_cursor_lcol;
|
|
2434 else
|
|
2435 len = W_WIDTH(wp) - txtcol;
|
|
2436 RL_MEMSET(wp->w_old_cursor_fcol + txtcol, hl_attr(HLF_V),
|
230
|
2437 len - (int)wp->w_old_cursor_fcol);
|
7
|
2438 }
|
|
2439 }
|
|
2440 else
|
216
|
2441 {
|
7
|
2442 /* Set all attributes of the text */
|
216
|
2443 RL_MEMSET(txtcol, hl_attr(HLF_V), W_WIDTH(wp) - txtcol);
|
|
2444 }
|
7
|
2445 }
|
|
2446 }
|
|
2447 #endif
|
|
2448
|
743
|
2449 #ifdef FEAT_SYN_HL
|
|
2450 /* Show 'cursorcolumn' in the fold line. */
|
1725
|
2451 if (wp->w_p_cuc)
|
|
2452 {
|
|
2453 txtcol += wp->w_virtcol;
|
|
2454 if (wp->w_p_wrap)
|
|
2455 txtcol -= wp->w_skipcol;
|
|
2456 else
|
|
2457 txtcol -= wp->w_leftcol;
|
|
2458 if (txtcol >= 0 && txtcol < W_WIDTH(wp))
|
|
2459 ScreenAttrs[off + txtcol] = hl_combine_attr(
|
|
2460 ScreenAttrs[off + txtcol], hl_attr(HLF_CUC));
|
|
2461 }
|
743
|
2462 #endif
|
7
|
2463
|
|
2464 SCREEN_LINE(row + W_WINROW(wp), W_WINCOL(wp), (int)W_WIDTH(wp),
|
|
2465 (int)W_WIDTH(wp), FALSE);
|
|
2466
|
|
2467 /*
|
|
2468 * Update w_cline_height and w_cline_folded if the cursor line was
|
|
2469 * updated (saves a call to plines() later).
|
|
2470 */
|
|
2471 if (wp == curwin
|
|
2472 && lnum <= curwin->w_cursor.lnum
|
|
2473 && lnume >= curwin->w_cursor.lnum)
|
|
2474 {
|
|
2475 curwin->w_cline_row = row;
|
|
2476 curwin->w_cline_height = 1;
|
|
2477 curwin->w_cline_folded = TRUE;
|
|
2478 curwin->w_valid |= (VALID_CHEIGHT|VALID_CROW);
|
|
2479 }
|
|
2480 }
|
|
2481
|
|
2482 /*
|
|
2483 * Copy "buf[len]" to ScreenLines["off"] and set attributes to "attr".
|
|
2484 */
|
|
2485 static void
|
|
2486 copy_text_attr(off, buf, len, attr)
|
|
2487 int off;
|
|
2488 char_u *buf;
|
|
2489 int len;
|
|
2490 int attr;
|
|
2491 {
|
216
|
2492 int i;
|
|
2493
|
7
|
2494 mch_memmove(ScreenLines + off, buf, (size_t)len);
|
|
2495 # ifdef FEAT_MBYTE
|
|
2496 if (enc_utf8)
|
|
2497 vim_memset(ScreenLinesUC + off, 0, sizeof(u8char_T) * (size_t)len);
|
|
2498 # endif
|
216
|
2499 for (i = 0; i < len; ++i)
|
|
2500 ScreenAttrs[off + i] = attr;
|
7
|
2501 }
|
|
2502
|
|
2503 /*
|
|
2504 * Fill the foldcolumn at "p" for window "wp".
|
548
|
2505 * Only to be called when 'foldcolumn' > 0.
|
7
|
2506 */
|
|
2507 static void
|
|
2508 fill_foldcolumn(p, wp, closed, lnum)
|
|
2509 char_u *p;
|
|
2510 win_T *wp;
|
|
2511 int closed; /* TRUE of FALSE */
|
|
2512 linenr_T lnum; /* current line number */
|
|
2513 {
|
|
2514 int i = 0;
|
|
2515 int level;
|
|
2516 int first_level;
|
519
|
2517 int empty;
|
7
|
2518
|
|
2519 /* Init to all spaces. */
|
|
2520 copy_spaces(p, (size_t)wp->w_p_fdc);
|
|
2521
|
|
2522 level = win_foldinfo.fi_level;
|
|
2523 if (level > 0)
|
|
2524 {
|
519
|
2525 /* If there is only one column put more info in it. */
|
|
2526 empty = (wp->w_p_fdc == 1) ? 0 : 1;
|
|
2527
|
7
|
2528 /* If the column is too narrow, we start at the lowest level that
|
|
2529 * fits and use numbers to indicated the depth. */
|
519
|
2530 first_level = level - wp->w_p_fdc - closed + 1 + empty;
|
7
|
2531 if (first_level < 1)
|
|
2532 first_level = 1;
|
|
2533
|
519
|
2534 for (i = 0; i + empty < wp->w_p_fdc; ++i)
|
7
|
2535 {
|
|
2536 if (win_foldinfo.fi_lnum == lnum
|
|
2537 && first_level + i >= win_foldinfo.fi_low_level)
|
|
2538 p[i] = '-';
|
|
2539 else if (first_level == 1)
|
|
2540 p[i] = '|';
|
|
2541 else if (first_level + i <= 9)
|
|
2542 p[i] = '0' + first_level + i;
|
|
2543 else
|
|
2544 p[i] = '>';
|
|
2545 if (first_level + i == level)
|
|
2546 break;
|
|
2547 }
|
|
2548 }
|
|
2549 if (closed)
|
548
|
2550 p[i >= wp->w_p_fdc ? i - 1 : i] = '+';
|
7
|
2551 }
|
|
2552 #endif /* FEAT_FOLDING */
|
|
2553
|
|
2554 /*
|
|
2555 * Display line "lnum" of window 'wp' on the screen.
|
|
2556 * Start at row "startrow", stop when "endrow" is reached.
|
|
2557 * wp->w_virtcol needs to be valid.
|
|
2558 *
|
|
2559 * Return the number of last row the line occupies.
|
|
2560 */
|
|
2561 static int
|
625
|
2562 win_line(wp, lnum, startrow, endrow, nochange)
|
7
|
2563 win_T *wp;
|
|
2564 linenr_T lnum;
|
|
2565 int startrow;
|
|
2566 int endrow;
|
1883
|
2567 int nochange UNUSED; /* not updating for changed text */
|
7
|
2568 {
|
|
2569 int col; /* visual column on screen */
|
|
2570 unsigned off; /* offset in ScreenLines/ScreenAttrs */
|
|
2571 int c = 0; /* init for GCC */
|
|
2572 long vcol = 0; /* virtual column (for tabs) */
|
|
2573 long vcol_prev = -1; /* "vcol" of previous character */
|
|
2574 char_u *line; /* current line */
|
|
2575 char_u *ptr; /* current position in "line" */
|
|
2576 int row; /* row in the window, excl w_winrow */
|
|
2577 int screen_row; /* row on the screen, incl w_winrow */
|
|
2578
|
|
2579 char_u extra[18]; /* "%ld" and 'fdc' must fit in here */
|
|
2580 int n_extra = 0; /* number of extra chars */
|
1340
|
2581 char_u *p_extra = NULL; /* string of extra chars, plus NUL */
|
7
|
2582 int c_extra = NUL; /* extra chars, all the same */
|
|
2583 int extra_attr = 0; /* attributes when n_extra != 0 */
|
|
2584 static char_u *at_end_str = (char_u *)""; /* used for p_extra when
|
|
2585 displaying lcs_eol at end-of-line */
|
|
2586 int lcs_eol_one = lcs_eol; /* lcs_eol until it's been used */
|
|
2587 int lcs_prec_todo = lcs_prec; /* lcs_prec until it's been used */
|
|
2588
|
|
2589 /* saved "extra" items for when draw_state becomes WL_LINE (again) */
|
|
2590 int saved_n_extra = 0;
|
|
2591 char_u *saved_p_extra = NULL;
|
|
2592 int saved_c_extra = 0;
|
|
2593 int saved_char_attr = 0;
|
|
2594
|
|
2595 int n_attr = 0; /* chars with special attr */
|
|
2596 int saved_attr2 = 0; /* char_attr saved for n_attr */
|
|
2597 int n_attr3 = 0; /* chars with overruling special attr */
|
|
2598 int saved_attr3 = 0; /* char_attr saved for n_attr3 */
|
|
2599
|
|
2600 int n_skip = 0; /* nr of chars to skip for 'nowrap' */
|
|
2601
|
|
2602 int fromcol, tocol; /* start/end of inverting */
|
|
2603 int fromcol_prev = -2; /* start of inverting after cursor */
|
|
2604 int noinvcur = FALSE; /* don't invert the cursor */
|
|
2605 #ifdef FEAT_VISUAL
|
|
2606 pos_T *top, *bot;
|
1813
|
2607 int lnum_in_visual_area = FALSE;
|
7
|
2608 #endif
|
|
2609 pos_T pos;
|
|
2610 long v;
|
|
2611
|
|
2612 int char_attr = 0; /* attributes for next character */
|
674
|
2613 int attr_pri = FALSE; /* char_attr has priority */
|
7
|
2614 int area_highlighting = FALSE; /* Visual or incsearch highlighting
|
|
2615 in this line */
|
|
2616 int attr = 0; /* attributes for area highlighting */
|
|
2617 int area_attr = 0; /* attributes desired by highlighting */
|
|
2618 int search_attr = 0; /* attributes desired by 'hlsearch' */
|
|
2619 #ifdef FEAT_SYN_HL
|
743
|
2620 int vcol_save_attr = 0; /* saved attr for 'cursorcolumn' */
|
7
|
2621 int syntax_attr = 0; /* attributes desired by syntax */
|
|
2622 int has_syntax = FALSE; /* this buffer has syntax highl. */
|
|
2623 int save_did_emsg;
|
1437
|
2624 int eol_hl_off = 0; /* 1 if highlighted char after EOL */
|
743
|
2625 #endif
|
|
2626 #ifdef FEAT_SPELL
|
221
|
2627 int has_spell = FALSE; /* this buffer has spell checking */
|
348
|
2628 # define SPWORDLEN 150
|
|
2629 char_u nextline[SPWORDLEN * 2];/* text with start of the next line */
|
353
|
2630 int nextlinecol = 0; /* column where nextline[] starts */
|
|
2631 int nextline_idx = 0; /* index in nextline[] where next line
|
348
|
2632 starts */
|
221
|
2633 int spell_attr = 0; /* attributes desired by spelling */
|
|
2634 int word_end = 0; /* last byte with same spell_attr */
|
378
|
2635 static linenr_T checked_lnum = 0; /* line number for "checked_col" */
|
|
2636 static int checked_col = 0; /* column in "checked_lnum" up to which
|
348
|
2637 * there are no spell errors */
|
386
|
2638 static int cap_col = -1; /* column to check for Cap word */
|
|
2639 static linenr_T capcol_lnum = 0; /* line number where "cap_col" used */
|
348
|
2640 int cur_checked_col = 0; /* checked column for current line */
|
7
|
2641 #endif
|
|
2642 int extra_check; /* has syntax or linebreak */
|
|
2643 #ifdef FEAT_MBYTE
|
|
2644 int multi_attr = 0; /* attributes desired by multibyte */
|
|
2645 int mb_l = 1; /* multi-byte byte length */
|
|
2646 int mb_c = 0; /* decoded multi-byte character */
|
|
2647 int mb_utf8 = FALSE; /* screen char is UTF-8 char */
|
714
|
2648 int u8cc[MAX_MCO]; /* composing UTF-8 chars */
|
7
|
2649 #endif
|
|
2650 #ifdef FEAT_DIFF
|
|
2651 int filler_lines; /* nr of filler lines to be drawn */
|
|
2652 int filler_todo; /* nr of filler lines still to do + 1 */
|
534
|
2653 hlf_T diff_hlf = (hlf_T)0; /* type of diff highlighting */
|
7
|
2654 int change_start = MAXCOL; /* first col of changed area */
|
|
2655 int change_end = -1; /* last col of changed area */
|
|
2656 #endif
|
|
2657 colnr_T trailcol = MAXCOL; /* start of trailing spaces */
|
|
2658 #ifdef FEAT_LINEBREAK
|
|
2659 int need_showbreak = FALSE;
|
|
2660 #endif
|
910
|
2661 #if defined(FEAT_SIGNS) || (defined(FEAT_QUICKFIX) && defined(FEAT_WINDOWS)) \
|
|
2662 || defined(FEAT_SYN_HL) || defined(FEAT_DIFF)
|
7
|
2663 # define LINE_ATTR
|
1536
|
2664 int line_attr = 0; /* attribute for the whole line */
|
7
|
2665 #endif
|
|
2666 #ifdef FEAT_SEARCH_EXTRA
|
1326
|
2667 matchitem_T *cur; /* points to the match list */
|
|
2668 match_T *shl; /* points to search_hl or a match */
|
|
2669 int shl_flag; /* flag to indicate whether search_hl
|
|
2670 has been processed or not */
|
|
2671 int prevcol_hl_flag; /* flag to indicate whether prevcol
|
|
2672 equals startcol of search_hl or one
|
|
2673 of the matches */
|
7
|
2674 #endif
|
|
2675 #ifdef FEAT_ARABIC
|
|
2676 int prev_c = 0; /* previous Arabic character */
|
|
2677 int prev_c1 = 0; /* first composing char for prev_c */
|
|
2678 #endif
|
910
|
2679 #if defined(LINE_ATTR)
|
867
|
2680 int did_line_attr = 0;
|
|
2681 #endif
|
7
|
2682
|
|
2683 /* draw_state: items that are drawn in sequence: */
|
|
2684 #define WL_START 0 /* nothing done yet */
|
|
2685 #ifdef FEAT_CMDWIN
|
|
2686 # define WL_CMDLINE WL_START + 1 /* cmdline window column */
|
|
2687 #else
|
|
2688 # define WL_CMDLINE WL_START
|
|
2689 #endif
|
|
2690 #ifdef FEAT_FOLDING
|
|
2691 # define WL_FOLD WL_CMDLINE + 1 /* 'foldcolumn' */
|
|
2692 #else
|
|
2693 # define WL_FOLD WL_CMDLINE
|
|
2694 #endif
|
|
2695 #ifdef FEAT_SIGNS
|
|
2696 # define WL_SIGN WL_FOLD + 1 /* column for signs */
|
|
2697 #else
|
|
2698 # define WL_SIGN WL_FOLD /* column for signs */
|
|
2699 #endif
|
|
2700 #define WL_NR WL_SIGN + 1 /* line number */
|
|
2701 #if defined(FEAT_LINEBREAK) || defined(FEAT_DIFF)
|
|
2702 # define WL_SBR WL_NR + 1 /* 'showbreak' or 'diff' */
|
|
2703 #else
|
|
2704 # define WL_SBR WL_NR
|
|
2705 #endif
|
|
2706 #define WL_LINE WL_SBR + 1 /* text in the line */
|
|
2707 int draw_state = WL_START; /* what to draw next */
|
574
|
2708 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
|
7
|
2709 int feedback_col = 0;
|
|
2710 int feedback_old_attr = -1;
|
|
2711 #endif
|
|
2712
|
|
2713
|
|
2714 if (startrow > endrow) /* past the end already! */
|
|
2715 return startrow;
|
|
2716
|
|
2717 row = startrow;
|
|
2718 screen_row = row + W_WINROW(wp);
|
|
2719
|
|
2720 /*
|
|
2721 * To speed up the loop below, set extra_check when there is linebreak,
|
|
2722 * trailing white space and/or syntax processing to be done.
|
|
2723 */
|
|
2724 #ifdef FEAT_LINEBREAK
|
|
2725 extra_check = wp->w_p_lbr;
|
|
2726 #else
|
|
2727 extra_check = 0;
|
|
2728 #endif
|
|
2729 #ifdef FEAT_SYN_HL
|
482
|
2730 if (syntax_present(wp->w_buffer) && !wp->w_buffer->b_syn_error)
|
7
|
2731 {
|
|
2732 /* Prepare for syntax highlighting in this line. When there is an
|
|
2733 * error, stop syntax highlighting. */
|
|
2734 save_did_emsg = did_emsg;
|
|
2735 did_emsg = FALSE;
|
|
2736 syntax_start(wp, lnum);
|
|
2737 if (did_emsg)
|
482
|
2738 wp->w_buffer->b_syn_error = TRUE;
|
7
|
2739 else
|
|
2740 {
|
|
2741 did_emsg = save_did_emsg;
|
|
2742 has_syntax = TRUE;
|
|
2743 extra_check = TRUE;
|
|
2744 }
|
|
2745 }
|
743
|
2746 #endif
|
|
2747
|
|
2748 #ifdef FEAT_SPELL
|
258
|
2749 if (wp->w_p_spell
|
|
2750 && *wp->w_buffer->b_p_spl != NUL
|
|
2751 && wp->w_buffer->b_langp.ga_len > 0
|
|
2752 && *(char **)(wp->w_buffer->b_langp.ga_data) != NULL)
|
221
|
2753 {
|
|
2754 /* Prepare for spell checking. */
|
|
2755 has_spell = TRUE;
|
|
2756 extra_check = TRUE;
|
348
|
2757
|
|
2758 /* Get the start of the next line, so that words that wrap to the next
|
|
2759 * line are found too: "et<line-break>al.".
|
|
2760 * Trick: skip a few chars for C/shell/Vim comments */
|
|
2761 nextline[SPWORDLEN] = NUL;
|
|
2762 if (lnum < wp->w_buffer->b_ml.ml_line_count)
|
|
2763 {
|
|
2764 line = ml_get_buf(wp->w_buffer, lnum + 1, FALSE);
|
|
2765 spell_cat_line(nextline + SPWORDLEN, line, SPWORDLEN);
|
|
2766 }
|
|
2767
|
|
2768 /* When a word wrapped from the previous line the start of the current
|
|
2769 * line is valid. */
|
|
2770 if (lnum == checked_lnum)
|
|
2771 cur_checked_col = checked_col;
|
|
2772 checked_lnum = 0;
|
386
|
2773
|
|
2774 /* When there was a sentence end in the previous line may require a
|
|
2775 * word starting with capital in this line. In line 1 always check
|
|
2776 * the first word. */
|
|
2777 if (lnum != capcol_lnum)
|
|
2778 cap_col = -1;
|
|
2779 if (lnum == 1)
|
|
2780 cap_col = 0;
|
|
2781 capcol_lnum = 0;
|
221
|
2782 }
|
7
|
2783 #endif
|
|
2784
|
|
2785 /*
|
|
2786 * handle visual active in this window
|
|
2787 */
|
|
2788 fromcol = -10;
|
|
2789 tocol = MAXCOL;
|
|
2790 #ifdef FEAT_VISUAL
|
|
2791 if (VIsual_active && wp->w_buffer == curwin->w_buffer)
|
|
2792 {
|
|
2793 /* Visual is after curwin->w_cursor */
|
|
2794 if (ltoreq(curwin->w_cursor, VIsual))
|
|
2795 {
|
|
2796 top = &curwin->w_cursor;
|
|
2797 bot = &VIsual;
|
|
2798 }
|
|
2799 else /* Visual is before curwin->w_cursor */
|
|
2800 {
|
|
2801 top = &VIsual;
|
|
2802 bot = &curwin->w_cursor;
|
|
2803 }
|
1813
|
2804 lnum_in_visual_area = (lnum >= top->lnum && lnum <= bot->lnum);
|
7
|
2805 if (VIsual_mode == Ctrl_V) /* block mode */
|
|
2806 {
|
1813
|
2807 if (lnum_in_visual_area)
|
7
|
2808 {
|
|
2809 fromcol = wp->w_old_cursor_fcol;
|
|
2810 tocol = wp->w_old_cursor_lcol;
|
|
2811 }
|
|
2812 }
|
|
2813 else /* non-block mode */
|
|
2814 {
|
|
2815 if (lnum > top->lnum && lnum <= bot->lnum)
|
|
2816 fromcol = 0;
|
|
2817 else if (lnum == top->lnum)
|
|
2818 {
|
|
2819 if (VIsual_mode == 'V') /* linewise */
|
|
2820 fromcol = 0;
|
|
2821 else
|
|
2822 {
|
|
2823 getvvcol(wp, top, (colnr_T *)&fromcol, NULL, NULL);
|
|
2824 if (gchar_pos(top) == NUL)
|
|
2825 tocol = fromcol + 1;
|
|
2826 }
|
|
2827 }
|
|
2828 if (VIsual_mode != 'V' && lnum == bot->lnum)
|
|
2829 {
|
|
2830 if (*p_sel == 'e' && bot->col == 0
|
|
2831 #ifdef FEAT_VIRTUALEDIT
|
|
2832 && bot->coladd == 0
|
|
2833 #endif
|
|
2834 )
|
|
2835 {
|
|
2836 fromcol = -10;
|
|
2837 tocol = MAXCOL;
|
|
2838 }
|
36
|
2839 else if (bot->col == MAXCOL)
|
|
2840 tocol = MAXCOL;
|
7
|
2841 else
|
|
2842 {
|
|
2843 pos = *bot;
|
|
2844 if (*p_sel == 'e')
|
|
2845 getvvcol(wp, &pos, (colnr_T *)&tocol, NULL, NULL);
|
|
2846 else
|
|
2847 {
|
|
2848 getvvcol(wp, &pos, NULL, NULL, (colnr_T *)&tocol);
|
|
2849 ++tocol;
|
|
2850 }
|
|
2851 }
|
|
2852 }
|
|
2853 }
|
|
2854
|
|
2855 #ifndef MSDOS
|
|
2856 /* Check if the character under the cursor should not be inverted */
|
|
2857 if (!highlight_match && lnum == curwin->w_cursor.lnum && wp == curwin
|
|
2858 # ifdef FEAT_GUI
|
|
2859 && !gui.in_use
|
|
2860 # endif
|
|
2861 )
|
|
2862 noinvcur = TRUE;
|
|
2863 #endif
|
|
2864
|
|
2865 /* if inverting in this line set area_highlighting */
|
|
2866 if (fromcol >= 0)
|
|
2867 {
|
|
2868 area_highlighting = TRUE;
|
|
2869 attr = hl_attr(HLF_V);
|
|
2870 #if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
2871 if (clip_star.available && !clip_star.owned && clip_isautosel())
|
|
2872 attr = hl_attr(HLF_VNC);
|
|
2873 #endif
|
|
2874 }
|
|
2875 }
|
|
2876
|
|
2877 /*
|
674
|
2878 * handle 'incsearch' and ":s///c" highlighting
|
7
|
2879 */
|
|
2880 else
|
|
2881 #endif /* FEAT_VISUAL */
|
|
2882 if (highlight_match
|
|
2883 && wp == curwin
|
|
2884 && lnum >= curwin->w_cursor.lnum
|
|
2885 && lnum <= curwin->w_cursor.lnum + search_match_lines)
|
|
2886 {
|
|
2887 if (lnum == curwin->w_cursor.lnum)
|
|
2888 getvcol(curwin, &(curwin->w_cursor),
|
|
2889 (colnr_T *)&fromcol, NULL, NULL);
|
|
2890 else
|
|
2891 fromcol = 0;
|
|
2892 if (lnum == curwin->w_cursor.lnum + search_match_lines)
|
|
2893 {
|
|
2894 pos.lnum = lnum;
|
|
2895 pos.col = search_match_endcol;
|
|
2896 getvcol(curwin, &pos, (colnr_T *)&tocol, NULL, NULL);
|
|
2897 }
|
|
2898 else
|
|
2899 tocol = MAXCOL;
|
1850
|
2900 /* do at least one character; happens when past end of line */
|
|
2901 if (fromcol == tocol)
|
|
2902 tocol = fromcol + 1;
|
7
|
2903 area_highlighting = TRUE;
|
|
2904 attr = hl_attr(HLF_I);
|
|
2905 }
|
|
2906
|
|
2907 #ifdef FEAT_DIFF
|
|
2908 filler_lines = diff_check(wp, lnum);
|
|
2909 if (filler_lines < 0)
|
|
2910 {
|
|
2911 if (filler_lines == -1)
|
|
2912 {
|
|
2913 if (diff_find_change(wp, lnum, &change_start, &change_end))
|
|
2914 diff_hlf = HLF_ADD; /* added line */
|
|
2915 else if (change_start == 0)
|
|
2916 diff_hlf = HLF_TXD; /* changed text */
|
|
2917 else
|
|
2918 diff_hlf = HLF_CHD; /* changed line */
|
|
2919 }
|
|
2920 else
|
|
2921 diff_hlf = HLF_ADD; /* added line */
|
|
2922 filler_lines = 0;
|
|
2923 area_highlighting = TRUE;
|
|
2924 }
|
|
2925 if (lnum == wp->w_topline)
|
|
2926 filler_lines = wp->w_topfill;
|
|
2927 filler_todo = filler_lines;
|
|
2928 #endif
|
|
2929
|
|
2930 #ifdef LINE_ATTR
|
|
2931 # ifdef FEAT_SIGNS
|
|
2932 /* If this line has a sign with line highlighting set line_attr. */
|
|
2933 v = buf_getsigntype(wp->w_buffer, lnum, SIGN_LINEHL);
|
|
2934 if (v != 0)
|
|
2935 line_attr = sign_get_attr((int)v, TRUE);
|
|
2936 # endif
|
|
2937 # if defined(FEAT_QUICKFIX) && defined(FEAT_WINDOWS)
|
|
2938 /* Highlight the current line in the quickfix window. */
|
644
|
2939 if (bt_quickfix(wp->w_buffer) && qf_current_entry(wp) == lnum)
|
7
|
2940 line_attr = hl_attr(HLF_L);
|
|
2941 # endif
|
|
2942 if (line_attr != 0)
|
|
2943 area_highlighting = TRUE;
|
|
2944 #endif
|
|
2945
|
|
2946 line = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
2947 ptr = line;
|
|
2948
|
743
|
2949 #ifdef FEAT_SPELL
|
348
|
2950 if (has_spell)
|
|
2951 {
|
386
|
2952 /* For checking first word with a capital skip white space. */
|
|
2953 if (cap_col == 0)
|
835
|
2954 cap_col = (int)(skipwhite(line) - line);
|
386
|
2955
|
348
|
2956 /* To be able to spell-check over line boundaries copy the end of the
|
|
2957 * current line into nextline[]. Above the start of the next line was
|
|
2958 * copied to nextline[SPWORDLEN]. */
|
|
2959 if (nextline[SPWORDLEN] == NUL)
|
|
2960 {
|
|
2961 /* No next line or it is empty. */
|
|
2962 nextlinecol = MAXCOL;
|
|
2963 nextline_idx = 0;
|
|
2964 }
|
|
2965 else
|
|
2966 {
|
835
|
2967 v = (long)STRLEN(line);
|
348
|
2968 if (v < SPWORDLEN)
|
|
2969 {
|
|
2970 /* Short line, use it completely and append the start of the
|
|
2971 * next line. */
|
|
2972 nextlinecol = 0;
|
|
2973 mch_memmove(nextline, line, (size_t)v);
|
1621
|
2974 STRMOVE(nextline + v, nextline + SPWORDLEN);
|
348
|
2975 nextline_idx = v + 1;
|
|
2976 }
|
|
2977 else
|
|
2978 {
|
|
2979 /* Long line, use only the last SPWORDLEN bytes. */
|
|
2980 nextlinecol = v - SPWORDLEN;
|
|
2981 mch_memmove(nextline, line + nextlinecol, SPWORDLEN);
|
|
2982 nextline_idx = SPWORDLEN + 1;
|
|
2983 }
|
|
2984 }
|
|
2985 }
|
|
2986 #endif
|
|
2987
|
7
|
2988 /* find start of trailing whitespace */
|
|
2989 if (wp->w_p_list && lcs_trail)
|
|
2990 {
|
|
2991 trailcol = (colnr_T)STRLEN(ptr);
|
|
2992 while (trailcol > (colnr_T)0 && vim_iswhite(ptr[trailcol - 1]))
|
|
2993 --trailcol;
|
|
2994 trailcol += (colnr_T) (ptr - line);
|
|
2995 extra_check = TRUE;
|
|
2996 }
|
|
2997
|
|
2998 /*
|
|
2999 * 'nowrap' or 'wrap' and a single line that doesn't fit: Advance to the
|
|
3000 * first character to be displayed.
|
|
3001 */
|
|
3002 if (wp->w_p_wrap)
|
|
3003 v = wp->w_skipcol;
|
|
3004 else
|
|
3005 v = wp->w_leftcol;
|
|
3006 if (v > 0)
|
|
3007 {
|
|
3008 #ifdef FEAT_MBYTE
|
|
3009 char_u *prev_ptr = ptr;
|
|
3010 #endif
|
|
3011 while (vcol < v && *ptr != NUL)
|
|
3012 {
|
|
3013 c = win_lbr_chartabsize(wp, ptr, (colnr_T)vcol, NULL);
|
|
3014 vcol += c;
|
|
3015 #ifdef FEAT_MBYTE
|
|
3016 prev_ptr = ptr;
|
39
|
3017 #endif
|
|
3018 mb_ptr_adv(ptr);
|
7
|
3019 }
|
|
3020
|
1984
|
3021 #if defined(FEAT_SYN_HL) || defined(FEAT_VIRTUALEDIT) || defined(FEAT_VISUAL)
|
|
3022 /* When:
|
|
3023 * - 'cuc' is set, or
|
|
3024 * - 'virtualedit' is set, or
|
|
3025 * - the visual mode is active,
|
|
3026 * the end of the line may be before the start of the displayed part.
|
|
3027 */
|
|
3028 if (vcol < v && (
|
|
3029 # ifdef FEAT_SYN_HL
|
|
3030 wp->w_p_cuc
|
|
3031 # if defined(FEAT_VIRTUALEDIT) || defined(FEAT_VISUAL)
|
|
3032 ||
|
|
3033 # endif
|
|
3034 # endif
|
|
3035 # ifdef FEAT_VIRTUALEDIT
|
|
3036 virtual_active()
|
|
3037 # ifdef FEAT_VISUAL
|
|
3038 ||
|
|
3039 # endif
|
|
3040 # endif
|
|
3041 # ifdef FEAT_VISUAL
|
|
3042 (VIsual_active && wp->w_buffer == curwin->w_buffer)
|
|
3043 # endif
|
|
3044 ))
|
|
3045 {
|
7
|
3046 vcol = v;
|
1984
|
3047 }
|
7
|
3048 #endif
|
|
3049
|
|
3050 /* Handle a character that's not completely on the screen: Put ptr at
|
|
3051 * that character but skip the first few screen characters. */
|
|
3052 if (vcol > v)
|
|
3053 {
|
|
3054 vcol -= c;
|
|
3055 #ifdef FEAT_MBYTE
|
|
3056 ptr = prev_ptr;
|
|
3057 #else
|
|
3058 --ptr;
|
|
3059 #endif
|
|
3060 n_skip = v - vcol;
|
|
3061 }
|
|
3062
|
|
3063 /*
|
|
3064 * Adjust for when the inverted text is before the screen,
|
|
3065 * and when the start of the inverted text is before the screen.
|
|
3066 */
|
|
3067 if (tocol <= vcol)
|
|
3068 fromcol = 0;
|
|
3069 else if (fromcol >= 0 && fromcol < vcol)
|
|
3070 fromcol = vcol;
|
|
3071
|
|
3072 #ifdef FEAT_LINEBREAK
|
|
3073 /* When w_skipcol is non-zero, first line needs 'showbreak' */
|
|
3074 if (wp->w_p_wrap)
|
|
3075 need_showbreak = TRUE;
|
|
3076 #endif
|
743
|
3077 #ifdef FEAT_SPELL
|
499
|
3078 /* When spell checking a word we need to figure out the start of the
|
|
3079 * word and if it's badly spelled or not. */
|
|
3080 if (has_spell)
|
|
3081 {
|
|
3082 int len;
|
1536
|
3083 colnr_T linecol = (colnr_T)(ptr - line);
|
534
|
3084 hlf_T spell_hlf = HLF_COUNT;
|
499
|
3085
|
|
3086 pos = wp->w_cursor;
|
|
3087 wp->w_cursor.lnum = lnum;
|
1536
|
3088 wp->w_cursor.col = linecol;
|
534
|
3089 len = spell_move_to(wp, FORWARD, TRUE, TRUE, &spell_hlf);
|
1536
|
3090
|
|
3091 /* spell_move_to() may call ml_get() and make "line" invalid */
|
|
3092 line = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
3093 ptr = line + linecol;
|
|
3094
|
530
|
3095 if (len == 0 || (int)wp->w_cursor.col > ptr - line)
|
499
|
3096 {
|
|
3097 /* no bad word found at line start, don't check until end of a
|
|
3098 * word */
|
534
|
3099 spell_hlf = HLF_COUNT;
|
1536
|
3100 word_end = (int)(spell_to_word_end(ptr, wp->w_buffer)
|
|
3101 - line + 1);
|
499
|
3102 }
|
|
3103 else
|
534
|
3104 {
|
499
|
3105 /* bad word found, use attributes until end of word */
|
|
3106 word_end = wp->w_cursor.col + len + 1;
|
|
3107
|
534
|
3108 /* Turn index into actual attributes. */
|
|
3109 if (spell_hlf != HLF_COUNT)
|
|
3110 spell_attr = highlight_attr[spell_hlf];
|
|
3111 }
|
499
|
3112 wp->w_cursor = pos;
|
501
|
3113
|
743
|
3114 # ifdef FEAT_SYN_HL
|
501
|
3115 /* Need to restart syntax highlighting for this line. */
|
|
3116 if (has_syntax)
|
|
3117 syntax_start(wp, lnum);
|
743
|
3118 # endif
|
499
|
3119 }
|
|
3120 #endif
|
7
|
3121 }
|
|
3122
|
|
3123 /*
|
|
3124 * Correct highlighting for cursor that can't be disabled.
|
|
3125 * Avoids having to check this for each character.
|
|
3126 */
|
|
3127 if (fromcol >= 0)
|
|
3128 {
|
|
3129 if (noinvcur)
|
|
3130 {
|
|
3131 if ((colnr_T)fromcol == wp->w_virtcol)
|
|
3132 {
|
|
3133 /* highlighting starts at cursor, let it start just after the
|
|
3134 * cursor */
|
|
3135 fromcol_prev = fromcol;
|
|
3136 fromcol = -1;
|
|
3137 }
|
|
3138 else if ((colnr_T)fromcol < wp->w_virtcol)
|
|
3139 /* restart highlighting after the cursor */
|
|
3140 fromcol_prev = wp->w_virtcol;
|
|
3141 }
|
|
3142 if (fromcol >= tocol)
|
|
3143 fromcol = -1;
|
|
3144 }
|
|
3145
|
|
3146 #ifdef FEAT_SEARCH_EXTRA
|
|
3147 /*
|
1326
|
3148 * Handle highlighting the last used search pattern and matches.
|
|
3149 * Do this for both search_hl and the match list.
|
7
|
3150 */
|
1326
|
3151 cur = wp->w_match_head;
|
|
3152 shl_flag = FALSE;
|
|
3153 while (cur != NULL || shl_flag == FALSE)
|
|
3154 {
|
|
3155 if (shl_flag == FALSE)
|
|
3156 {
|
|
3157 shl = &search_hl;
|
|
3158 shl_flag = TRUE;
|
|
3159 }
|
|
3160 else
|
|
3161 shl = &cur->hl;
|
36
|
3162 shl->startcol = MAXCOL;
|
|
3163 shl->endcol = MAXCOL;
|
7
|
3164 shl->attr_cur = 0;
|
|
3165 if (shl->rm.regprog != NULL)
|
|
3166 {
|
|
3167 v = (long)(ptr - line);
|
|
3168 next_search_hl(wp, shl, lnum, (colnr_T)v);
|
|
3169
|
|
3170 /* Need to get the line again, a multi-line regexp may have made it
|
|
3171 * invalid. */
|
|
3172 line = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
3173 ptr = line + v;
|
|
3174
|
|
3175 if (shl->lnum != 0 && shl->lnum <= lnum)
|
|
3176 {
|
|
3177 if (shl->lnum == lnum)
|
36
|
3178 shl->startcol = shl->rm.startpos[0].col;
|
7
|
3179 else
|
36
|
3180 shl->startcol = 0;
|
7
|
3181 if (lnum == shl->lnum + shl->rm.endpos[0].lnum
|
|
3182 - shl->rm.startpos[0].lnum)
|
36
|
3183 shl->endcol = shl->rm.endpos[0].col;
|
7
|
3184 else
|
36
|
3185 shl->endcol = MAXCOL;
|
7
|
3186 /* Highlight one character for an empty match. */
|
36
|
3187 if (shl->startcol == shl->endcol)
|
7
|
3188 {
|
|
3189 #ifdef FEAT_MBYTE
|
36
|
3190 if (has_mbyte && line[shl->endcol] != NUL)
|
474
|
3191 shl->endcol += (*mb_ptr2len)(line + shl->endcol);
|
7
|
3192 else
|
|
3193 #endif
|
36
|
3194 ++shl->endcol;
|
7
|
3195 }
|
36
|
3196 if ((long)shl->startcol < v) /* match at leftcol */
|
7
|
3197 {
|
|
3198 shl->attr_cur = shl->attr;
|
|
3199 search_attr = shl->attr;
|
|
3200 }
|
|
3201 area_highlighting = TRUE;
|
|
3202 }
|
|
3203 }
|
1326
|
3204 if (shl != &search_hl && cur != NULL)
|
|
3205 cur = cur->next;
|
7
|
3206 }
|
|
3207 #endif
|
|
3208
|
743
|
3209 #ifdef FEAT_SYN_HL
|
818
|
3210 /* Cursor line highlighting for 'cursorline'. Not when Visual mode is
|
|
3211 * active, because it's not clear what is selected then. */
|
|
3212 if (wp->w_p_cul && lnum == wp->w_cursor.lnum && !VIsual_active)
|
743
|
3213 {
|
|
3214 line_attr = hl_attr(HLF_CUL);
|
|
3215 area_highlighting = TRUE;
|
|
3216 }
|
|
3217 #endif
|
|
3218
|
504
|
3219 off = (unsigned)(current_ScreenLine - ScreenLines);
|
7
|
3220 col = 0;
|
|
3221 #ifdef FEAT_RIGHTLEFT
|
|
3222 if (wp->w_p_rl)
|
|
3223 {
|
|
3224 /* Rightleft window: process the text in the normal direction, but put
|
|
3225 * it in current_ScreenLine[] from right to left. Start at the
|
|
3226 * rightmost column of the window. */
|
|
3227 col = W_WIDTH(wp) - 1;
|
|
3228 off += col;
|
|
3229 }
|
|
3230 #endif
|
|
3231
|
|
3232 /*
|
|
3233 * Repeat for the whole displayed line.
|
|
3234 */
|
|
3235 for (;;)
|
|
3236 {
|
|
3237 /* Skip this quickly when working on the text. */
|
|
3238 if (draw_state != WL_LINE)
|
|
3239 {
|
|
3240 #ifdef FEAT_CMDWIN
|
|
3241 if (draw_state == WL_CMDLINE - 1 && n_extra == 0)
|
|
3242 {
|
|
3243 draw_state = WL_CMDLINE;
|
|
3244 if (cmdwin_type != 0 && wp == curwin)
|
|
3245 {
|
|
3246 /* Draw the cmdline character. */
|
|
3247 n_extra = 1;
|
1340
|
3248 c_extra = cmdwin_type;
|
7
|
3249 char_attr = hl_attr(HLF_AT);
|
|
3250 }
|
|
3251 }
|
|
3252 #endif
|
|
3253
|
|
3254 #ifdef FEAT_FOLDING
|
|
3255 if (draw_state == WL_FOLD - 1 && n_extra == 0)
|
|
3256 {
|
|
3257 draw_state = WL_FOLD;
|
|
3258 if (wp->w_p_fdc > 0)
|
|
3259 {
|
|
3260 /* Draw the 'foldcolumn'. */
|
|
3261 fill_foldcolumn(extra, wp, FALSE, lnum);
|
|
3262 n_extra = wp->w_p_fdc;
|
|
3263 p_extra = extra;
|
1340
|
3264 p_extra[n_extra] = NUL;
|
7
|
3265 c_extra = NUL;
|
|
3266 char_attr = hl_attr(HLF_FC);
|
|
3267 }
|
|
3268 }
|
|
3269 #endif
|
|
3270
|
|
3271 #ifdef FEAT_SIGNS
|
|
3272 if (draw_state == WL_SIGN - 1 && n_extra == 0)
|
|
3273 {
|
|
3274 draw_state = WL_SIGN;
|
|
3275 /* Show the sign column when there are any signs in this
|
|
3276 * buffer or when using Netbeans. */
|
|
3277 if (draw_signcolumn(wp)
|
|
3278 # ifdef FEAT_DIFF
|
|
3279 && filler_todo <= 0
|
|
3280 # endif
|
|
3281 )
|
|
3282 {
|
|
3283 int_u text_sign;
|
|
3284 # ifdef FEAT_SIGN_ICONS
|
|
3285 int_u icon_sign;
|
|
3286 # endif
|
|
3287
|
|
3288 /* Draw two cells with the sign value or blank. */
|
|
3289 c_extra = ' ';
|
|
3290 char_attr = hl_attr(HLF_SC);
|
|
3291 n_extra = 2;
|
|
3292
|
|
3293 if (row == startrow)
|
|
3294 {
|
|
3295 text_sign = buf_getsigntype(wp->w_buffer, lnum,
|
|
3296 SIGN_TEXT);
|
|
3297 # ifdef FEAT_SIGN_ICONS
|
|
3298 icon_sign = buf_getsigntype(wp->w_buffer, lnum,
|
|
3299 SIGN_ICON);
|
|
3300 if (gui.in_use && icon_sign != 0)
|
|
3301 {
|
|
3302 /* Use the image in this position. */
|
|
3303 c_extra = SIGN_BYTE;
|
|
3304 # ifdef FEAT_NETBEANS_INTG
|
|
3305 if (buf_signcount(wp->w_buffer, lnum) > 1)
|
|
3306 c_extra = MULTISIGN_BYTE;
|
|
3307 # endif
|
|
3308 char_attr = icon_sign;
|
|
3309 }
|
|
3310 else
|
|
3311 # endif
|
|
3312 if (text_sign != 0)
|
|
3313 {
|
|
3314 p_extra = sign_get_text(text_sign);
|
|
3315 if (p_extra != NULL)
|
|
3316 {
|
|
3317 c_extra = NUL;
|
835
|
3318 n_extra = (int)STRLEN(p_extra);
|
7
|
3319 }
|
|
3320 char_attr = sign_get_attr(text_sign, FALSE);
|
|
3321 }
|
|
3322 }
|
|
3323 }
|
|
3324 }
|
|
3325 #endif
|
|
3326
|
|
3327 if (draw_state == WL_NR - 1 && n_extra == 0)
|
|
3328 {
|
|
3329 draw_state = WL_NR;
|
|
3330 /* Display the line number. After the first fill with blanks
|
|
3331 * when the 'n' flag isn't in 'cpo' */
|
|
3332 if (wp->w_p_nu
|
|
3333 && (row == startrow
|
|
3334 #ifdef FEAT_DIFF
|
|
3335 + filler_lines
|
|
3336 #endif
|
|
3337 || vim_strchr(p_cpo, CPO_NUMCOL) == NULL))
|
|
3338 {
|
|
3339 /* Draw the line number (empty space after wrapping). */
|
|
3340 if (row == startrow
|
|
3341 #ifdef FEAT_DIFF
|
|
3342 + filler_lines
|
|
3343 #endif
|
|
3344 )
|
|
3345 {
|
13
|
3346 sprintf((char *)extra, "%*ld ",
|
|
3347 number_width(wp), (long)lnum);
|
7
|
3348 if (wp->w_skipcol > 0)
|
|
3349 for (p_extra = extra; *p_extra == ' '; ++p_extra)
|
|
3350 *p_extra = '-';
|
|
3351 #ifdef FEAT_RIGHTLEFT
|
|
3352 if (wp->w_p_rl) /* reverse line numbers */
|
|
3353 rl_mirror(extra);
|
|
3354 #endif
|
|
3355 p_extra = extra;
|
|
3356 c_extra = NUL;
|
|
3357 }
|
|
3358 else
|
|
3359 c_extra = ' ';
|
13
|
3360 n_extra = number_width(wp) + 1;
|
7
|
3361 char_attr = hl_attr(HLF_N);
|
743
|
3362 #ifdef FEAT_SYN_HL
|
|
3363 /* When 'cursorline' is set highlight the line number of
|
|
3364 * the current line differently. */
|
|
3365 if (wp->w_p_cul && lnum == wp->w_cursor.lnum)
|
|
3366 char_attr = hl_combine_attr(hl_attr(HLF_CUL), char_attr);
|
|
3367 #endif
|
7
|
3368 }
|
|
3369 }
|
|
3370
|
|
3371 #if defined(FEAT_LINEBREAK) || defined(FEAT_DIFF)
|
|
3372 if (draw_state == WL_SBR - 1 && n_extra == 0)
|
|
3373 {
|
|
3374 draw_state = WL_SBR;
|
|
3375 # ifdef FEAT_DIFF
|
|
3376 if (filler_todo > 0)
|
|
3377 {
|
|
3378 /* Draw "deleted" diff line(s). */
|
|
3379 if (char2cells(fill_diff) > 1)
|
|
3380 c_extra = '-';
|
|
3381 else
|
|
3382 c_extra = fill_diff;
|
|
3383 # ifdef FEAT_RIGHTLEFT
|
|
3384 if (wp->w_p_rl)
|
|
3385 n_extra = col + 1;
|
|
3386 else
|
|
3387 # endif
|
|
3388 n_extra = W_WIDTH(wp) - col;
|
|
3389 char_attr = hl_attr(HLF_DED);
|
|
3390 }
|
|
3391 # endif
|
|
3392 # ifdef FEAT_LINEBREAK
|
|
3393 if (*p_sbr != NUL && need_showbreak)
|
|
3394 {
|
|
3395 /* Draw 'showbreak' at the start of each broken line. */
|
|
3396 p_extra = p_sbr;
|
|
3397 c_extra = NUL;
|
|
3398 n_extra = (int)STRLEN(p_sbr);
|
|
3399 char_attr = hl_attr(HLF_AT);
|
|
3400 need_showbreak = FALSE;
|
|
3401 /* Correct end of highlighted area for 'showbreak',
|
|
3402 * required when 'linebreak' is also set. */
|
|
3403 if (tocol == vcol)
|
|
3404 tocol += n_extra;
|
|
3405 }
|
|
3406 # endif
|
|
3407 }
|
|
3408 #endif
|
|
3409
|
|
3410 if (draw_state == WL_LINE - 1 && n_extra == 0)
|
|
3411 {
|
|
3412 draw_state = WL_LINE;
|
|
3413 if (saved_n_extra)
|
|
3414 {
|
|
3415 /* Continue item from end of wrapped line. */
|
|
3416 n_extra = saved_n_extra;
|
|
3417 c_extra = saved_c_extra;
|
|
3418 p_extra = saved_p_extra;
|
|
3419 char_attr = saved_char_attr;
|
|
3420 }
|
|
3421 else
|
|
3422 char_attr = 0;
|
|
3423 }
|
|
3424 }
|
|
3425
|
|
3426 /* When still displaying '$' of change command, stop at cursor */
|
819
|
3427 if (dollar_vcol != 0 && wp == curwin
|
|
3428 && lnum == wp->w_cursor.lnum && vcol >= (long)wp->w_virtcol
|
7
|
3429 #ifdef FEAT_DIFF
|
|
3430 && filler_todo <= 0
|
|
3431 #endif
|
|
3432 )
|
|
3433 {
|
|
3434 SCREEN_LINE(screen_row, W_WINCOL(wp), col, -(int)W_WIDTH(wp),
|
|
3435 wp->w_p_rl);
|
819
|
3436 /* Pretend we have finished updating the window. Except when
|
|
3437 * 'cursorcolumn' is set. */
|
|
3438 #ifdef FEAT_SYN_HL
|
|
3439 if (wp->w_p_cuc)
|
|
3440 row = wp->w_cline_row + wp->w_cline_height;
|
|
3441 else
|
|
3442 #endif
|
|
3443 row = wp->w_height;
|
7
|
3444 break;
|
|
3445 }
|
|
3446
|
|
3447 if (draw_state == WL_LINE && area_highlighting)
|
|
3448 {
|
|
3449 /* handle Visual or match highlighting in this line */
|
|
3450 if (vcol == fromcol
|
|
3451 #ifdef FEAT_MBYTE
|
|
3452 || (has_mbyte && vcol + 1 == fromcol && n_extra == 0
|
|
3453 && (*mb_ptr2cells)(ptr) > 1)
|
|
3454 #endif
|
|
3455 || ((int)vcol_prev == fromcol_prev
|
1814
|
3456 && vcol_prev < vcol /* not at margin */
|
7
|
3457 && vcol < tocol))
|
|
3458 area_attr = attr; /* start highlighting */
|
|
3459 else if (area_attr != 0
|
|
3460 && (vcol == tocol
|
|
3461 || (noinvcur && (colnr_T)vcol == wp->w_virtcol)))
|
|
3462 area_attr = 0; /* stop highlighting */
|
|
3463
|
|
3464 #ifdef FEAT_SEARCH_EXTRA
|
|
3465 if (!n_extra)
|
|
3466 {
|
|
3467 /*
|
|
3468 * Check for start/end of search pattern match.
|
|
3469 * After end, check for start/end of next match.
|
|
3470 * When another match, have to check for start again.
|
|
3471 * Watch out for matching an empty string!
|
1326
|
3472 * Do this for 'search_hl' and the match list (ordered by
|
|
3473 * priority).
|
7
|
3474 */
|
36
|
3475 v = (long)(ptr - line);
|
1326
|
3476 cur = wp->w_match_head;
|
|
3477 shl_flag = FALSE;
|
|
3478 while (cur != NULL || shl_flag == FALSE)
|
|
3479 {
|
|
3480 if (shl_flag == FALSE
|
|
3481 && ((cur != NULL
|
|
3482 && cur->priority > SEARCH_HL_PRIORITY)
|
|
3483 || cur == NULL))
|
|
3484 {
|
|
3485 shl = &search_hl;
|
|
3486 shl_flag = TRUE;
|
|
3487 }
|
|
3488 else
|
|
3489 shl = &cur->hl;
|
7
|
3490 while (shl->rm.regprog != NULL)
|
|
3491 {
|
36
|
3492 if (shl->startcol != MAXCOL
|
|
3493 && v >= (long)shl->startcol
|
|
3494 && v < (long)shl->endcol)
|
7
|
3495 {
|
|
3496 shl->attr_cur = shl->attr;
|
|
3497 }
|
36
|
3498 else if (v == (long)shl->endcol)
|
7
|
3499 {
|
|
3500 shl->attr_cur = 0;
|
|
3501
|
|
3502 next_search_hl(wp, shl, lnum, (colnr_T)v);
|
|
3503
|
|
3504 /* Need to get the line again, a multi-line regexp
|
|
3505 * may have made it invalid. */
|
|
3506 line = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
3507 ptr = line + v;
|
|
3508
|
|
3509 if (shl->lnum == lnum)
|
|
3510 {
|
36
|
3511 shl->startcol = shl->rm.startpos[0].col;
|
7
|
3512 if (shl->rm.endpos[0].lnum == 0)
|
36
|
3513 shl->endcol = shl->rm.endpos[0].col;
|
7
|
3514 else
|
36
|
3515 shl->endcol = MAXCOL;
|
|
3516
|
|
3517 if (shl->startcol == shl->endcol)
|
7
|
3518 {
|
|
3519 /* highlight empty match, try again after
|
|
3520 * it */
|
|
3521 #ifdef FEAT_MBYTE
|
|
3522 if (has_mbyte)
|
474
|
3523 shl->endcol += (*mb_ptr2len)(line
|
36
|
3524 + shl->endcol);
|
7
|
3525 else
|
|
3526 #endif
|
36
|
3527 ++shl->endcol;
|
7
|
3528 }
|
|
3529
|
|
3530 /* Loop to check if the match starts at the
|
|
3531 * current position */
|
|
3532 continue;
|
|
3533 }
|
|
3534 }
|
|
3535 break;
|
|
3536 }
|
1326
|
3537 if (shl != &search_hl && cur != NULL)
|
|
3538 cur = cur->next;
|
|
3539 }
|
|
3540
|
|
3541 /* Use attributes from match with highest priority among
|
|
3542 * 'search_hl' and the match list. */
|
|
3543 search_attr = search_hl.attr_cur;
|
|
3544 cur = wp->w_match_head;
|
|
3545 shl_flag = FALSE;
|
|
3546 while (cur != NULL || shl_flag == FALSE)
|
|
3547 {
|
|
3548 if (shl_flag == FALSE
|
|
3549 && ((cur != NULL
|
|
3550 && cur->priority > SEARCH_HL_PRIORITY)
|
|
3551 || cur == NULL))
|
699
|
3552 {
|
1326
|
3553 shl = &search_hl;
|
|
3554 shl_flag = TRUE;
|
699
|
3555 }
|
1326
|
3556 else
|
|
3557 shl = &cur->hl;
|
|
3558 if (shl->attr_cur != 0)
|
|
3559 search_attr = shl->attr_cur;
|
|
3560 if (shl != &search_hl && cur != NULL)
|
|
3561 cur = cur->next;
|
|
3562 }
|
7
|
3563 }
|
|
3564 #endif
|
|
3565
|
|
3566 #ifdef FEAT_DIFF
|
674
|
3567 if (diff_hlf != (hlf_T)0)
|
7
|
3568 {
|
1295
|
3569 if (diff_hlf == HLF_CHD && ptr - line >= change_start
|
|
3570 && n_extra == 0)
|
7
|
3571 diff_hlf = HLF_TXD; /* changed text */
|
1295
|
3572 if (diff_hlf == HLF_TXD && ptr - line > change_end
|
|
3573 && n_extra == 0)
|
7
|
3574 diff_hlf = HLF_CHD; /* changed line */
|
674
|
3575 line_attr = hl_attr(diff_hlf);
|
|
3576 }
|
|
3577 #endif
|
|
3578
|
|
3579 /* Decide which of the highlight attributes to use. */
|
|
3580 attr_pri = TRUE;
|
|
3581 if (area_attr != 0)
|
|
3582 char_attr = area_attr;
|
|
3583 else if (search_attr != 0)
|
|
3584 char_attr = search_attr;
|
|
3585 #ifdef LINE_ATTR
|
|
3586 /* Use line_attr when not in the Visual or 'incsearch' area
|
|
3587 * (area_attr may be 0 when "noinvcur" is set). */
|
|
3588 else if (line_attr != 0 && ((fromcol == -10 && tocol == MAXCOL)
|
1842
|
3589 || vcol < fromcol || vcol_prev < fromcol_prev
|
|
3590 || vcol >= tocol))
|
674
|
3591 char_attr = line_attr;
|
|
3592 #endif
|
|
3593 else
|
|
3594 {
|
|
3595 attr_pri = FALSE;
|
|
3596 #ifdef FEAT_SYN_HL
|
|
3597 if (has_syntax)
|
|
3598 char_attr = syntax_attr;
|
|
3599 else
|
|
3600 #endif
|
|
3601 char_attr = 0;
|
|
3602 }
|
7
|
3603 }
|
|
3604
|
|
3605 /*
|
|
3606 * Get the next character to put on the screen.
|
|
3607 */
|
|
3608 /*
|
1340
|
3609 * The "p_extra" points to the extra stuff that is inserted to
|
|
3610 * represent special characters (non-printable stuff) and other
|
|
3611 * things. When all characters are the same, c_extra is used.
|
|
3612 * "p_extra" must end in a NUL to avoid mb_ptr2len() reads past
|
|
3613 * "p_extra[n_extra]".
|
7
|
3614 * For the '$' of the 'list' option, n_extra == 1, p_extra == "".
|
|
3615 */
|
|
3616 if (n_extra > 0)
|
|
3617 {
|
|
3618 if (c_extra != NUL)
|
|
3619 {
|
|
3620 c = c_extra;
|
|
3621 #ifdef FEAT_MBYTE
|
|
3622 mb_c = c; /* doesn't handle non-utf-8 multi-byte! */
|
|
3623 if (enc_utf8 && (*mb_char2len)(c) > 1)
|
|
3624 {
|
|
3625 mb_utf8 = TRUE;
|
714
|
3626 u8cc[0] = 0;
|
819
|
3627 c = 0xc0;
|
7
|
3628 }
|
|
3629 else
|
|
3630 mb_utf8 = FALSE;
|
|
3631 #endif
|
|
3632 }
|
|
3633 else
|
|
3634 {
|
|
3635 c = *p_extra;
|
|
3636 #ifdef FEAT_MBYTE
|
|
3637 if (has_mbyte)
|
|
3638 {
|
|
3639 mb_c = c;
|
|
3640 if (enc_utf8)
|
|
3641 {
|
|
3642 /* If the UTF-8 character is more than one byte:
|
|
3643 * Decode it into "mb_c". */
|
474
|
3644 mb_l = (*mb_ptr2len)(p_extra);
|
7
|
3645 mb_utf8 = FALSE;
|
|
3646 if (mb_l > n_extra)
|
|
3647 mb_l = 1;
|
|
3648 else if (mb_l > 1)
|
|
3649 {
|
714
|
3650 mb_c = utfc_ptr2char(p_extra, u8cc);
|
7
|
3651 mb_utf8 = TRUE;
|
819
|
3652 c = 0xc0;
|
7
|
3653 }
|
|
3654 }
|
|
3655 else
|
|
3656 {
|
|
3657 /* if this is a DBCS character, put it in "mb_c" */
|
|
3658 mb_l = MB_BYTE2LEN(c);
|
|
3659 if (mb_l >= n_extra)
|
|
3660 mb_l = 1;
|
|
3661 else if (mb_l > 1)
|
|
3662 mb_c = (c << 8) + p_extra[1];
|
|
3663 }
|
504
|
3664 if (mb_l == 0) /* at the NUL at end-of-line */
|
|
3665 mb_l = 1;
|
|
3666
|
7
|
3667 /* If a double-width char doesn't fit display a '>' in the
|
|
3668 * last column. */
|
504
|
3669 if ((
|
7
|
3670 # ifdef FEAT_RIGHTLEFT
|
|
3671 wp->w_p_rl ? (col <= 0) :
|
|
3672 # endif
|
504
|
3673 (col >= W_WIDTH(wp) - 1))
|
7
|
3674 && (*mb_char2cells)(mb_c) == 2)
|
|
3675 {
|
|
3676 c = '>';
|
|
3677 mb_c = c;
|
|
3678 mb_l = 1;
|
|
3679 mb_utf8 = FALSE;
|
|
3680 multi_attr = hl_attr(HLF_AT);
|
|
3681 /* put the pointer back to output the double-width
|
|
3682 * character at the start of the next line. */
|
|
3683 ++n_extra;
|
|
3684 --p_extra;
|
|
3685 }
|
|
3686 else
|
|
3687 {
|
|
3688 n_extra -= mb_l - 1;
|
|
3689 p_extra += mb_l - 1;
|
|
3690 }
|
|
3691 }
|
|
3692 #endif
|
|
3693 ++p_extra;
|
|
3694 }
|
|
3695 --n_extra;
|
|
3696 }
|
|
3697 else
|
|
3698 {
|
|
3699 /*
|
|
3700 * Get a character from the line itself.
|
|
3701 */
|
|
3702 c = *ptr;
|
|
3703 #ifdef FEAT_MBYTE
|
|
3704 if (has_mbyte)
|
|
3705 {
|
|
3706 mb_c = c;
|
|
3707 if (enc_utf8)
|
|
3708 {
|
|
3709 /* If the UTF-8 character is more than one byte: Decode it
|
|
3710 * into "mb_c". */
|
474
|
3711 mb_l = (*mb_ptr2len)(ptr);
|
7
|
3712 mb_utf8 = FALSE;
|
|
3713 if (mb_l > 1)
|
|
3714 {
|
714
|
3715 mb_c = utfc_ptr2char(ptr, u8cc);
|
7
|
3716 /* Overlong encoded ASCII or ASCII with composing char
|
|
3717 * is displayed normally, except a NUL. */
|
|
3718 if (mb_c < 0x80)
|
|
3719 c = mb_c;
|
|
3720 mb_utf8 = TRUE;
|
507
|
3721
|
|
3722 /* At start of the line we can have a composing char.
|
|
3723 * Draw it as a space with a composing char. */
|
|
3724 if (utf_iscomposing(mb_c))
|
|
3725 {
|
1326
|
3726 int i;
|
|
3727
|
714
|
3728 for (i = Screen_mco - 1; i > 0; --i)
|
|
3729 u8cc[i] = u8cc[i - 1];
|
|
3730 u8cc[0] = mb_c;
|
507
|
3731 mb_c = ' ';
|
|
3732 }
|
7
|
3733 }
|
|
3734
|
|
3735 if ((mb_l == 1 && c >= 0x80)
|
|
3736 || (mb_l >= 1 && mb_c == 0)
|
|
3737 || (mb_l > 1 && (!vim_isprintc(mb_c)
|
1401
|
3738 # ifdef UNICODE16
|
|
3739 || mb_c >= 0x10000
|
|
3740 # endif
|
|
3741 )))
|
7
|
3742 {
|
|
3743 /*
|
|
3744 * Illegal UTF-8 byte: display as <xx>.
|
|
3745 * Non-BMP character : display as ? or fullwidth ?.
|
|
3746 */
|
1401
|
3747 # ifdef UNICODE16
|
7
|
3748 if (mb_c < 0x10000)
|
1401
|
3749 # endif
|
7
|
3750 {
|
|
3751 transchar_hex(extra, mb_c);
|
714
|
3752 # ifdef FEAT_RIGHTLEFT
|
7
|
3753 if (wp->w_p_rl) /* reverse */
|
|
3754 rl_mirror(extra);
|
714
|
3755 # endif
|
7
|
3756 }
|
1401
|
3757 # ifdef UNICODE16
|
7
|
3758 else if (utf_char2cells(mb_c) != 2)
|
|
3759 STRCPY(extra, "?");
|
|
3760 else
|
|
3761 /* 0xff1f in UTF-8: full-width '?' */
|
|
3762 STRCPY(extra, "\357\274\237");
|
1401
|
3763 # endif
|
7
|
3764
|
|
3765 p_extra = extra;
|
|
3766 c = *p_extra;
|
|
3767 mb_c = mb_ptr2char_adv(&p_extra);
|
|
3768 mb_utf8 = (c >= 0x80);
|
|
3769 n_extra = (int)STRLEN(p_extra);
|
|
3770 c_extra = NUL;
|
|
3771 if (area_attr == 0 && search_attr == 0)
|
|
3772 {
|
|
3773 n_attr = n_extra + 1;
|
|
3774 extra_attr = hl_attr(HLF_8);
|
|
3775 saved_attr2 = char_attr; /* save current attr */
|
|
3776 }
|
|
3777 }
|
|
3778 else if (mb_l == 0) /* at the NUL at end-of-line */
|
|
3779 mb_l = 1;
|
|
3780 #ifdef FEAT_ARABIC
|
|
3781 else if (p_arshape && !p_tbidi && ARABIC_CHAR(mb_c))
|
|
3782 {
|
|
3783 /* Do Arabic shaping. */
|
714
|
3784 int pc, pc1, nc;
|
|
3785 int pcc[MAX_MCO];
|
7
|
3786
|
|
3787 /* The idea of what is the previous and next
|
|
3788 * character depends on 'rightleft'. */
|
|
3789 if (wp->w_p_rl)
|
|
3790 {
|
|
3791 pc = prev_c;
|
|
3792 pc1 = prev_c1;
|
|
3793 nc = utf_ptr2char(ptr + mb_l);
|
714
|
3794 prev_c1 = u8cc[0];
|
7
|
3795 }
|
|
3796 else
|
|
3797 {
|
714
|
3798 pc = utfc_ptr2char(ptr + mb_l, pcc);
|
7
|
3799 nc = prev_c;
|
714
|
3800 pc1 = pcc[0];
|
7
|
3801 }
|
|
3802 prev_c = mb_c;
|
|
3803
|
714
|
3804 mb_c = arabic_shape(mb_c, &c, &u8cc[0], pc, pc1, nc);
|
7
|
3805 }
|
|
3806 else
|
|
3807 prev_c = mb_c;
|
|
3808 #endif
|
|
3809 }
|
|
3810 else /* enc_dbcs */
|
|
3811 {
|
|
3812 mb_l = MB_BYTE2LEN(c);
|
|
3813 if (mb_l == 0) /* at the NUL at end-of-line */
|
|
3814 mb_l = 1;
|
|
3815 else if (mb_l > 1)
|
|
3816 {
|
|
3817 /* We assume a second byte below 32 is illegal.
|
|
3818 * Hopefully this is OK for all double-byte encodings!
|
|
3819 */
|
|
3820 if (ptr[1] >= 32)
|
|
3821 mb_c = (c << 8) + ptr[1];
|
|
3822 else
|
|
3823 {
|
|
3824 if (ptr[1] == NUL)
|
|
3825 {
|
|
3826 /* head byte at end of line */
|
|
3827 mb_l = 1;
|
|
3828 transchar_nonprint(extra, c);
|
|
3829 }
|
|
3830 else
|
|
3831 {
|
|
3832 /* illegal tail byte */
|
|
3833 mb_l = 2;
|
|
3834 STRCPY(extra, "XX");
|
|
3835 }
|
|
3836 p_extra = extra;
|
|
3837 n_extra = (int)STRLEN(extra) - 1;
|
|
3838 c_extra = NUL;
|
|
3839 c = *p_extra++;
|
|
3840 if (area_attr == 0 && search_attr == 0)
|
|
3841 {
|
|
3842 n_attr = n_extra + 1;
|
|
3843 extra_attr = hl_attr(HLF_8);
|
|
3844 saved_attr2 = char_attr; /* save current attr */
|
|
3845 }
|
|
3846 mb_c = c;
|
|
3847 }
|
|
3848 }
|
|
3849 }
|
|
3850 /* If a double-width char doesn't fit display a '>' in the
|
|
3851 * last column; the character is displayed at the start of the
|
|
3852 * next line. */
|
|
3853 if ((
|
|
3854 # ifdef FEAT_RIGHTLEFT
|
|
3855 wp->w_p_rl ? (col <= 0) :
|
|
3856 # endif
|
|
3857 (col >= W_WIDTH(wp) - 1))
|
|
3858 && (*mb_char2cells)(mb_c) == 2)
|
|
3859 {
|
|
3860 c = '>';
|
|
3861 mb_c = c;
|
|
3862 mb_utf8 = FALSE;
|
|
3863 mb_l = 1;
|
|
3864 multi_attr = hl_attr(HLF_AT);
|
|
3865 /* Put pointer back so that the character will be
|
|
3866 * displayed at the start of the next line. */
|
|
3867 --ptr;
|
|
3868 }
|
|
3869 else if (*ptr != NUL)
|
|
3870 ptr += mb_l - 1;
|
|
3871
|
|
3872 /* If a double-width char doesn't fit at the left side display
|
|
3873 * a '<' in the first column. */
|
|
3874 if (n_skip > 0 && mb_l > 1)
|
|
3875 {
|
|
3876 n_extra = 1;
|
1340
|
3877 c_extra = '<';
|
7
|
3878 c = ' ';
|
|
3879 if (area_attr == 0 && search_attr == 0)
|
|
3880 {
|
|
3881 n_attr = n_extra + 1;
|
|
3882 extra_attr = hl_attr(HLF_AT);
|
|
3883 saved_attr2 = char_attr; /* save current attr */
|
|
3884 }
|
|
3885 mb_c = c;
|
|
3886 mb_utf8 = FALSE;
|
|
3887 mb_l = 1;
|
|
3888 }
|
|
3889
|
|
3890 }
|
|
3891 #endif
|
|
3892 ++ptr;
|
|
3893
|
12
|
3894 /* 'list' : change char 160 to lcs_nbsp. */
|
819
|
3895 if (wp->w_p_list && (c == 160
|
|
3896 #ifdef FEAT_MBYTE
|
|
3897 || (mb_utf8 && mb_c == 160)
|
|
3898 #endif
|
|
3899 ) && lcs_nbsp)
|
12
|
3900 {
|
|
3901 c = lcs_nbsp;
|
|
3902 if (area_attr == 0 && search_attr == 0)
|
|
3903 {
|
|
3904 n_attr = 1;
|
|
3905 extra_attr = hl_attr(HLF_8);
|
|
3906 saved_attr2 = char_attr; /* save current attr */
|
|
3907 }
|
|
3908 #ifdef FEAT_MBYTE
|
|
3909 mb_c = c;
|
|
3910 if (enc_utf8 && (*mb_char2len)(c) > 1)
|
|
3911 {
|
|
3912 mb_utf8 = TRUE;
|
714
|
3913 u8cc[0] = 0;
|
819
|
3914 c = 0xc0;
|
12
|
3915 }
|
|
3916 else
|
|
3917 mb_utf8 = FALSE;
|
|
3918 #endif
|
|
3919 }
|
|
3920
|
7
|
3921 if (extra_check)
|
|
3922 {
|
743
|
3923 #ifdef FEAT_SPELL
|
221
|
3924 int can_spell = TRUE;
|
743
|
3925 #endif
|
|
3926
|
|
3927 #ifdef FEAT_SYN_HL
|
7
|
3928 /* Get syntax attribute, unless still at the start of the line
|
|
3929 * (double-wide char that doesn't fit). */
|
221
|
3930 v = (long)(ptr - line);
|
|
3931 if (has_syntax && v > 0)
|
7
|
3932 {
|
|
3933 /* Get the syntax attribute for the character. If there
|
|
3934 * is an error, disable syntax highlighting. */
|
|
3935 save_did_emsg = did_emsg;
|
|
3936 did_emsg = FALSE;
|
|
3937
|
221
|
3938 syntax_attr = get_syntax_attr((colnr_T)v - 1,
|
743
|
3939 # ifdef FEAT_SPELL
|
|
3940 has_spell ? &can_spell :
|
|
3941 # endif
|
1504
|
3942 NULL, FALSE);
|
7
|
3943
|
|
3944 if (did_emsg)
|
482
|
3945 {
|
|
3946 wp->w_buffer->b_syn_error = TRUE;
|
|
3947 has_syntax = FALSE;
|
|
3948 }
|
7
|
3949 else
|
|
3950 did_emsg = save_did_emsg;
|
|
3951
|
|
3952 /* Need to get the line again, a multi-line regexp may
|
|
3953 * have made it invalid. */
|
|
3954 line = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
3955 ptr = line + v;
|
|
3956
|
674
|
3957 if (!attr_pri)
|
7
|
3958 char_attr = syntax_attr;
|
301
|
3959 else
|
303
|
3960 char_attr = hl_combine_attr(syntax_attr, char_attr);
|
7
|
3961 }
|
743
|
3962 #endif
|
|
3963
|
|
3964 #ifdef FEAT_SPELL
|
301
|
3965 /* Check spelling (unless at the end of the line).
|
319
|
3966 * Only do this when there is no syntax highlighting, the
|
|
3967 * @Spell cluster is not used or the current syntax item
|
|
3968 * contains the @Spell cluster. */
|
348
|
3969 if (has_spell && v >= word_end && v > cur_checked_col)
|
221
|
3970 {
|
230
|
3971 spell_attr = 0;
|
743
|
3972 # ifdef FEAT_SYN_HL
|
674
|
3973 if (!attr_pri)
|
230
|
3974 char_attr = syntax_attr;
|
743
|
3975 # endif
|
|
3976 if (c != 0 && (
|
|
3977 # ifdef FEAT_SYN_HL
|
|
3978 !has_syntax ||
|
|
3979 # endif
|
|
3980 can_spell))
|
221
|
3981 {
|
348
|
3982 char_u *prev_ptr, *p;
|
|
3983 int len;
|
534
|
3984 hlf_T spell_hlf = HLF_COUNT;
|
221
|
3985 # ifdef FEAT_MBYTE
|
336
|
3986 if (has_mbyte)
|
|
3987 {
|
|
3988 prev_ptr = ptr - mb_l;
|
|
3989 v -= mb_l - 1;
|
|
3990 }
|
|
3991 else
|
221
|
3992 # endif
|
336
|
3993 prev_ptr = ptr - 1;
|
348
|
3994
|
|
3995 /* Use nextline[] if possible, it has the start of the
|
|
3996 * next line concatenated. */
|
|
3997 if ((prev_ptr - line) - nextlinecol >= 0)
|
|
3998 p = nextline + (prev_ptr - line) - nextlinecol;
|
|
3999 else
|
|
4000 p = prev_ptr;
|
835
|
4001 cap_col -= (int)(prev_ptr - line);
|
625
|
4002 len = spell_check(wp, p, &spell_hlf, &cap_col,
|
|
4003 nochange);
|
348
|
4004 word_end = v + len;
|
301
|
4005
|
|
4006 /* In Insert mode only highlight a word that
|
|
4007 * doesn't touch the cursor. */
|
534
|
4008 if (spell_hlf != HLF_COUNT
|
301
|
4009 && (State & INSERT) != 0
|
|
4010 && wp->w_cursor.lnum == lnum
|
|
4011 && wp->w_cursor.col >=
|
|
4012 (colnr_T)(prev_ptr - line)
|
|
4013 && wp->w_cursor.col < (colnr_T)word_end)
|
221
|
4014 {
|
534
|
4015 spell_hlf = HLF_COUNT;
|
301
|
4016 spell_redraw_lnum = lnum;
|
221
|
4017 }
|
348
|
4018
|
534
|
4019 if (spell_hlf == HLF_COUNT && p != prev_ptr
|
348
|
4020 && (p - nextline) + len > nextline_idx)
|
|
4021 {
|
|
4022 /* Remember that the good word continues at the
|
|
4023 * start of the next line. */
|
|
4024 checked_lnum = lnum + 1;
|
835
|
4025 checked_col = (int)((p - nextline) + len - nextline_idx);
|
348
|
4026 }
|
386
|
4027
|
534
|
4028 /* Turn index into actual attributes. */
|
|
4029 if (spell_hlf != HLF_COUNT)
|
|
4030 spell_attr = highlight_attr[spell_hlf];
|
|
4031
|
386
|
4032 if (cap_col > 0)
|
|
4033 {
|
|
4034 if (p != prev_ptr
|
|
4035 && (p - nextline) + cap_col >= nextline_idx)
|
|
4036 {
|
|
4037 /* Remember that the word in the next line
|
|
4038 * must start with a capital. */
|
|
4039 capcol_lnum = lnum + 1;
|
835
|
4040 cap_col = (int)((p - nextline) + cap_col
|
|
4041 - nextline_idx);
|
386
|
4042 }
|
|
4043 else
|
|
4044 /* Compute the actual column. */
|
835
|
4045 cap_col += (int)(prev_ptr - line);
|
386
|
4046 }
|
221
|
4047 }
|
|
4048 }
|
|
4049 if (spell_attr != 0)
|
348
|
4050 {
|
674
|
4051 if (!attr_pri)
|
348
|
4052 char_attr = hl_combine_attr(char_attr, spell_attr);
|
|
4053 else
|
|
4054 char_attr = hl_combine_attr(spell_attr, char_attr);
|
|
4055 }
|
7
|
4056 #endif
|
|
4057 #ifdef FEAT_LINEBREAK
|
|
4058 /*
|
221
|
4059 * Found last space before word: check for line break.
|
7
|
4060 */
|
|
4061 if (wp->w_p_lbr && vim_isbreak(c) && !vim_isbreak(*ptr)
|
819
|
4062 && !wp->w_p_list)
|
7
|
4063 {
|
|
4064 n_extra = win_lbr_chartabsize(wp, ptr - (
|
|
4065 # ifdef FEAT_MBYTE
|
|
4066 has_mbyte ? mb_l :
|
|
4067 # endif
|
|
4068 1), (colnr_T)vcol, NULL) - 1;
|
|
4069 c_extra = ' ';
|
|
4070 if (vim_iswhite(c))
|
|
4071 c = ' ';
|
|
4072 }
|
|
4073 #endif
|
|
4074
|
|
4075 if (trailcol != MAXCOL && ptr > line + trailcol && c == ' ')
|
|
4076 {
|
|
4077 c = lcs_trail;
|
674
|
4078 if (!attr_pri)
|
7
|
4079 {
|
|
4080 n_attr = 1;
|
|
4081 extra_attr = hl_attr(HLF_8);
|
|
4082 saved_attr2 = char_attr; /* save current attr */
|
|
4083 }
|
|
4084 #ifdef FEAT_MBYTE
|
|
4085 mb_c = c;
|
|
4086 if (enc_utf8 && (*mb_char2len)(c) > 1)
|
|
4087 {
|
|
4088 mb_utf8 = TRUE;
|
714
|
4089 u8cc[0] = 0;
|
819
|
4090 c = 0xc0;
|
7
|
4091 }
|
|
4092 else
|
|
4093 mb_utf8 = FALSE;
|
|
4094 #endif
|
|
4095 }
|
|
4096 }
|
|
4097
|
|
4098 /*
|
|
4099 * Handling of non-printable characters.
|
|
4100 */
|
819
|
4101 if (!(chartab[c & 0xff] & CT_PRINT_CHAR))
|
7
|
4102 {
|
|
4103 /*
|
|
4104 * when getting a character from the file, we may have to
|
|
4105 * turn it into something else on the way to putting it
|
|
4106 * into "ScreenLines".
|
|
4107 */
|
|
4108 if (c == TAB && (!wp->w_p_list || lcs_tab1))
|
|
4109 {
|
|
4110 /* tab amount depends on current column */
|
|
4111 n_extra = (int)wp->w_buffer->b_p_ts
|
|
4112 - vcol % (int)wp->w_buffer->b_p_ts - 1;
|
|
4113 #ifdef FEAT_MBYTE
|
|
4114 mb_utf8 = FALSE; /* don't draw as UTF-8 */
|
|
4115 #endif
|
|
4116 if (wp->w_p_list)
|
|
4117 {
|
|
4118 c = lcs_tab1;
|
|
4119 c_extra = lcs_tab2;
|
|
4120 n_attr = n_extra + 1;
|
|
4121 extra_attr = hl_attr(HLF_8);
|
|
4122 saved_attr2 = char_attr; /* save current attr */
|
|
4123 #ifdef FEAT_MBYTE
|
|
4124 mb_c = c;
|
|
4125 if (enc_utf8 && (*mb_char2len)(c) > 1)
|
|
4126 {
|
|
4127 mb_utf8 = TRUE;
|
714
|
4128 u8cc[0] = 0;
|
819
|
4129 c = 0xc0;
|
7
|
4130 }
|
|
4131 #endif
|
|
4132 }
|
|
4133 else
|
|
4134 {
|
|
4135 c_extra = ' ';
|
|
4136 c = ' ';
|
|
4137 }
|
|
4138 }
|
36
|
4139 else if (c == NUL
|
|
4140 && ((wp->w_p_list && lcs_eol > 0)
|
|
4141 || ((fromcol >= 0 || fromcol_prev >= 0)
|
|
4142 && tocol > vcol
|
39
|
4143 #ifdef FEAT_VISUAL
|
36
|
4144 && VIsual_mode != Ctrl_V
|
39
|
4145 #endif
|
36
|
4146 && (
|
|
4147 # ifdef FEAT_RIGHTLEFT
|
|
4148 wp->w_p_rl ? (col >= 0) :
|
|
4149 # endif
|
|
4150 (col < W_WIDTH(wp)))
|
|
4151 && !(noinvcur
|
1850
|
4152 && lnum == wp->w_cursor.lnum
|
36
|
4153 && (colnr_T)vcol == wp->w_virtcol)))
|
|
4154 && lcs_eol_one >= 0)
|
7
|
4155 {
|
36
|
4156 /* Display a '$' after the line or highlight an extra
|
|
4157 * character if the line break is included. */
|
7
|
4158 #if defined(FEAT_DIFF) || defined(LINE_ATTR)
|
|
4159 /* For a diff line the highlighting continues after the
|
|
4160 * "$". */
|
|
4161 if (
|
|
4162 # ifdef FEAT_DIFF
|
534
|
4163 diff_hlf == (hlf_T)0
|
7
|
4164 # ifdef LINE_ATTR
|
|
4165 &&
|
|
4166 # endif
|
|
4167 # endif
|
|
4168 # ifdef LINE_ATTR
|
|
4169 line_attr == 0
|
|
4170 # endif
|
|
4171 )
|
|
4172 #endif
|
|
4173 {
|
|
4174 #ifdef FEAT_VIRTUALEDIT
|
|
4175 /* In virtualedit, visual selections may extend
|
|
4176 * beyond end of line. */
|
|
4177 if (area_highlighting && virtual_active()
|
|
4178 && tocol != MAXCOL && vcol < tocol)
|
|
4179 n_extra = 0;
|
|
4180 else
|
|
4181 #endif
|
|
4182 {
|
|
4183 p_extra = at_end_str;
|
|
4184 n_extra = 1;
|
|
4185 c_extra = NUL;
|
|
4186 }
|
|
4187 }
|
36
|
4188 if (wp->w_p_list)
|
|
4189 c = lcs_eol;
|
|
4190 else
|
|
4191 c = ' ';
|
7
|
4192 lcs_eol_one = -1;
|
|
4193 --ptr; /* put it back at the NUL */
|
674
|
4194 if (!attr_pri)
|
7
|
4195 {
|
|
4196 extra_attr = hl_attr(HLF_AT);
|
|
4197 n_attr = 1;
|
|
4198 }
|
|
4199 #ifdef FEAT_MBYTE
|
|
4200 mb_c = c;
|
|
4201 if (enc_utf8 && (*mb_char2len)(c) > 1)
|
|
4202 {
|
|
4203 mb_utf8 = TRUE;
|
714
|
4204 u8cc[0] = 0;
|
819
|
4205 c = 0xc0;
|
7
|
4206 }
|
|
4207 else
|
|
4208 mb_utf8 = FALSE; /* don't draw as UTF-8 */
|
|
4209 #endif
|
|
4210 }
|
|
4211 else if (c != NUL)
|
|
4212 {
|
|
4213 p_extra = transchar(c);
|
|
4214 #ifdef FEAT_RIGHTLEFT
|
|
4215 if ((dy_flags & DY_UHEX) && wp->w_p_rl)
|
|
4216 rl_mirror(p_extra); /* reverse "<12>" */
|
|
4217 #endif
|
|
4218 n_extra = byte2cells(c) - 1;
|
|
4219 c_extra = NUL;
|
|
4220 c = *p_extra++;
|
674
|
4221 if (!attr_pri)
|
7
|
4222 {
|
|
4223 n_attr = n_extra + 1;
|
|
4224 extra_attr = hl_attr(HLF_8);
|
|
4225 saved_attr2 = char_attr; /* save current attr */
|
|
4226 }
|
|
4227 #ifdef FEAT_MBYTE
|
|
4228 mb_utf8 = FALSE; /* don't draw as UTF-8 */
|
|
4229 #endif
|
|
4230 }
|
|
4231 #ifdef FEAT_VIRTUALEDIT
|
|
4232 else if (VIsual_active
|
|
4233 && (VIsual_mode == Ctrl_V
|
|
4234 || VIsual_mode == 'v')
|
|
4235 && virtual_active()
|
|
4236 && tocol != MAXCOL
|
|
4237 && vcol < tocol
|
|
4238 && (
|
|
4239 # ifdef FEAT_RIGHTLEFT
|
|
4240 wp->w_p_rl ? (col >= 0) :
|
|
4241 # endif
|
|
4242 (col < W_WIDTH(wp))))
|
|
4243 {
|
|
4244 c = ' ';
|
|
4245 --ptr; /* put it back at the NUL */
|
|
4246 }
|
|
4247 #endif
|
910
|
4248 #if defined(LINE_ATTR)
|
7
|
4249 else if ((
|
|
4250 # ifdef FEAT_DIFF
|
910
|
4251 diff_hlf != (hlf_T)0 ||
|
7
|
4252 # endif
|
|
4253 line_attr != 0
|
|
4254 ) && (
|
|
4255 # ifdef FEAT_RIGHTLEFT
|
|
4256 wp->w_p_rl ? (col >= 0) :
|
|
4257 # endif
|
|
4258 (col < W_WIDTH(wp))))
|
|
4259 {
|
|
4260 /* Highlight until the right side of the window */
|
|
4261 c = ' ';
|
|
4262 --ptr; /* put it back at the NUL */
|
867
|
4263
|
|
4264 /* Remember we do the char for line highlighting. */
|
|
4265 ++did_line_attr;
|
|
4266
|
|
4267 /* don't do search HL for the rest of the line */
|
|
4268 if (line_attr != 0 && char_attr == search_attr && col > 0)
|
|
4269 char_attr = line_attr;
|
7
|
4270 # ifdef FEAT_DIFF
|
|
4271 if (diff_hlf == HLF_TXD)
|
|
4272 {
|
|
4273 diff_hlf = HLF_CHD;
|
|
4274 if (attr == 0 || char_attr != attr)
|
|
4275 char_attr = hl_attr(diff_hlf);
|
|
4276 }
|
|
4277 # endif
|
|
4278 }
|
|
4279 #endif
|
|
4280 }
|
|
4281 }
|
|
4282
|
|
4283 /* Don't override visual selection highlighting. */
|
|
4284 if (n_attr > 0
|
|
4285 && draw_state == WL_LINE
|
674
|
4286 && !attr_pri)
|
7
|
4287 char_attr = extra_attr;
|
|
4288
|
42
|
4289 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
|
7
|
4290 /* XIM don't send preedit_start and preedit_end, but they send
|
|
4291 * preedit_changed and commit. Thus Vim can't set "im_is_active", use
|
|
4292 * im_is_preediting() here. */
|
|
4293 if (xic != NULL
|
1850
|
4294 && lnum == wp->w_cursor.lnum
|
7
|
4295 && (State & INSERT)
|
|
4296 && !p_imdisable
|
|
4297 && im_is_preediting()
|
|
4298 && draw_state == WL_LINE)
|
|
4299 {
|
|
4300 colnr_T tcol;
|
|
4301
|
|
4302 if (preedit_end_col == MAXCOL)
|
1850
|
4303 getvcol(curwin, &(wp->w_cursor), &tcol, NULL, NULL);
|
7
|
4304 else
|
|
4305 tcol = preedit_end_col;
|
|
4306 if ((long)preedit_start_col <= vcol && vcol < (long)tcol)
|
|
4307 {
|
|
4308 if (feedback_old_attr < 0)
|
|
4309 {
|
|
4310 feedback_col = 0;
|
|
4311 feedback_old_attr = char_attr;
|
|
4312 }
|
|
4313 char_attr = im_get_feedback_attr(feedback_col);
|
|
4314 if (char_attr < 0)
|
|
4315 char_attr = feedback_old_attr;
|
|
4316 feedback_col++;
|
|
4317 }
|
|
4318 else if (feedback_old_attr >= 0)
|
|
4319 {
|
|
4320 char_attr = feedback_old_attr;
|
|
4321 feedback_old_attr = -1;
|
|
4322 feedback_col = 0;
|
|
4323 }
|
|
4324 }
|
|
4325 #endif
|
|
4326 /*
|
|
4327 * Handle the case where we are in column 0 but not on the first
|
|
4328 * character of the line and the user wants us to show us a
|
|
4329 * special character (via 'listchars' option "precedes:<char>".
|
|
4330 */
|
|
4331 if (lcs_prec_todo != NUL
|
|
4332 && (wp->w_p_wrap ? wp->w_skipcol > 0 : wp->w_leftcol > 0)
|
|
4333 #ifdef FEAT_DIFF
|
|
4334 && filler_todo <= 0
|
|
4335 #endif
|
|
4336 && draw_state > WL_NR
|
|
4337 && c != NUL)
|
|
4338 {
|
|
4339 c = lcs_prec;
|
|
4340 lcs_prec_todo = NUL;
|
|
4341 #ifdef FEAT_MBYTE
|
|
4342 mb_c = c;
|
|
4343 if (enc_utf8 && (*mb_char2len)(c) > 1)
|
|
4344 {
|
|
4345 mb_utf8 = TRUE;
|
714
|
4346 u8cc[0] = 0;
|
819
|
4347 c = 0xc0;
|
7
|
4348 }
|
|
4349 else
|
|
4350 mb_utf8 = FALSE; /* don't draw as UTF-8 */
|
|
4351 #endif
|
674
|
4352 if (!attr_pri)
|
7
|
4353 {
|
|
4354 saved_attr3 = char_attr; /* save current attr */
|
|
4355 char_attr = hl_attr(HLF_AT); /* later copied to char_attr */
|
|
4356 n_attr3 = 1;
|
|
4357 }
|
|
4358 }
|
|
4359
|
|
4360 /*
|
867
|
4361 * At end of the text line or just after the last character.
|
7
|
4362 */
|
867
|
4363 if (c == NUL
|
910
|
4364 #if defined(LINE_ATTR)
|
867
|
4365 || did_line_attr == 1
|
|
4366 #endif
|
|
4367 )
|
|
4368 {
|
|
4369 #ifdef FEAT_SEARCH_EXTRA
|
|
4370 long prevcol = (long)(ptr - line) - (c == NUL);
|
1437
|
4371
|
|
4372 /* we're not really at that column when skipping some text */
|
1439
|
4373 if ((long)(wp->w_p_wrap ? wp->w_skipcol : wp->w_leftcol) > prevcol)
|
1437
|
4374 ++prevcol;
|
867
|
4375 #endif
|
|
4376
|
7
|
4377 /* invert at least one char, used for Visual and empty line or
|
|
4378 * highlight match at end of line. If it's beyond the last
|
|
4379 * char on the screen, just overwrite that one (tricky!) Not
|
|
4380 * needed when a '$' was displayed for 'list'. */
|
1326
|
4381 #ifdef FEAT_SEARCH_EXTRA
|
|
4382 prevcol_hl_flag = FALSE;
|
|
4383 if (prevcol == (long)search_hl.startcol)
|
|
4384 prevcol_hl_flag = TRUE;
|
|
4385 else
|
|
4386 {
|
|
4387 cur = wp->w_match_head;
|
|
4388 while (cur != NULL)
|
|
4389 {
|
|
4390 if (prevcol == (long)cur->hl.startcol)
|
|
4391 {
|
|
4392 prevcol_hl_flag = TRUE;
|
|
4393 break;
|
|
4394 }
|
|
4395 cur = cur->next;
|
|
4396 }
|
|
4397 }
|
|
4398 #endif
|
7
|
4399 if (lcs_eol == lcs_eol_one
|
1850
|
4400 && ((area_attr != 0 && vcol == fromcol
|
|
4401 #ifdef FEAT_VISUAL
|
|
4402 && (VIsual_mode != Ctrl_V
|
|
4403 || lnum == VIsual.lnum
|
|
4404 || lnum == curwin->w_cursor.lnum)
|
|
4405 #endif
|
|
4406 && c == NUL)
|
7
|
4407 #ifdef FEAT_SEARCH_EXTRA
|
|
4408 /* highlight 'hlsearch' match at end of line */
|
1326
|
4409 || (prevcol_hl_flag == TRUE
|
910
|
4410 # if defined(LINE_ATTR)
|
867
|
4411 && did_line_attr <= 1
|
|
4412 # endif
|
|
4413 )
|
7
|
4414 #endif
|
|
4415 ))
|
|
4416 {
|
|
4417 int n = 0;
|
|
4418
|
|
4419 #ifdef FEAT_RIGHTLEFT
|
|
4420 if (wp->w_p_rl)
|
|
4421 {
|
|
4422 if (col < 0)
|
|
4423 n = 1;
|
|
4424 }
|
|
4425 else
|
|
4426 #endif
|
|
4427 {
|
|
4428 if (col >= W_WIDTH(wp))
|
|
4429 n = -1;
|
|
4430 }
|
|
4431 if (n != 0)
|
|
4432 {
|
|
4433 /* At the window boundary, highlight the last character
|
|
4434 * instead (better than nothing). */
|
|
4435 off += n;
|
|
4436 col += n;
|
|
4437 }
|
|
4438 else
|
|
4439 {
|
|
4440 /* Add a blank character to highlight. */
|
|
4441 ScreenLines[off] = ' ';
|
|
4442 #ifdef FEAT_MBYTE
|
|
4443 if (enc_utf8)
|
|
4444 ScreenLinesUC[off] = 0;
|
|
4445 #endif
|
|
4446 }
|
|
4447 #ifdef FEAT_SEARCH_EXTRA
|
|
4448 if (area_attr == 0)
|
|
4449 {
|
1326
|
4450 /* Use attributes from match with highest priority among
|
|
4451 * 'search_hl' and the match list. */
|
|
4452 char_attr = search_hl.attr;
|
|
4453 cur = wp->w_match_head;
|
|
4454 shl_flag = FALSE;
|
|
4455 while (cur != NULL || shl_flag == FALSE)
|
699
|
4456 {
|
1326
|
4457 if (shl_flag == FALSE
|
|
4458 && ((cur != NULL
|
|
4459 && cur->priority > SEARCH_HL_PRIORITY)
|
|
4460 || cur == NULL))
|
699
|
4461 {
|
1326
|
4462 shl = &search_hl;
|
|
4463 shl_flag = TRUE;
|
699
|
4464 }
|
1326
|
4465 else
|
|
4466 shl = &cur->hl;
|
|
4467 if ((ptr - line) - 1 == (long)shl->startcol)
|
|
4468 char_attr = shl->attr;
|
|
4469 if (shl != &search_hl && cur != NULL)
|
|
4470 cur = cur->next;
|
699
|
4471 }
|
7
|
4472 }
|
|
4473 #endif
|
|
4474 ScreenAttrs[off] = char_attr;
|
|
4475 #ifdef FEAT_RIGHTLEFT
|
|
4476 if (wp->w_p_rl)
|
1437
|
4477 {
|
7
|
4478 --col;
|
1437
|
4479 --off;
|
|
4480 }
|
7
|
4481 else
|
|
4482 #endif
|
1437
|
4483 {
|
7
|
4484 ++col;
|
1437
|
4485 ++off;
|
|
4486 }
|
743
|
4487 ++vcol;
|
1437
|
4488 #ifdef FEAT_SYN_HL
|
|
4489 eol_hl_off = 1;
|
|
4490 #endif
|
743
|
4491 }
|
867
|
4492 }
|
|
4493
|
|
4494 /*
|
|
4495 * At end of the text line.
|
|
4496 */
|
|
4497 if (c == NUL)
|
|
4498 {
|
743
|
4499 #ifdef FEAT_SYN_HL
|
1850
|
4500 if (eol_hl_off > 0 && vcol - eol_hl_off == (long)wp->w_virtcol
|
|
4501 && lnum == wp->w_cursor.lnum)
|
1437
|
4502 {
|
|
4503 /* highlight last char after line */
|
|
4504 --col;
|
|
4505 --off;
|
|
4506 --vcol;
|
|
4507 }
|
|
4508
|
743
|
4509 /* Highlight 'cursorcolumn' past end of the line. */
|
758
|
4510 if (wp->w_p_wrap)
|
|
4511 v = wp->w_skipcol;
|
|
4512 else
|
|
4513 v = wp->w_leftcol;
|
820
|
4514 /* check if line ends before left margin */
|
|
4515 if (vcol < v + col - win_col_off(wp))
|
|
4516
|
|
4517 vcol = v + col - win_col_off(wp);
|
743
|
4518 if (wp->w_p_cuc
|
1437
|
4519 && (int)wp->w_virtcol >= vcol - eol_hl_off
|
819
|
4520 && (int)wp->w_virtcol < W_WIDTH(wp) * (row - startrow + 1)
|
|
4521 + v
|
743
|
4522 && lnum != wp->w_cursor.lnum
|
|
4523 # ifdef FEAT_RIGHTLEFT
|
|
4524 && !wp->w_p_rl
|
|
4525 # endif
|
|
4526 )
|
|
4527 {
|
|
4528 while (col < W_WIDTH(wp))
|
|
4529 {
|
|
4530 ScreenLines[off] = ' ';
|
|
4531 #ifdef FEAT_MBYTE
|
|
4532 if (enc_utf8)
|
|
4533 ScreenLinesUC[off] = 0;
|
|
4534 #endif
|
|
4535 ++col;
|
777
|
4536 if (vcol == (long)wp->w_virtcol)
|
743
|
4537 {
|
|
4538 ScreenAttrs[off] = hl_attr(HLF_CUC);
|
|
4539 break;
|
|
4540 }
|
|
4541 ScreenAttrs[off++] = 0;
|
|
4542 ++vcol;
|
|
4543 }
|
|
4544 }
|
|
4545 #endif
|
7
|
4546
|
|
4547 SCREEN_LINE(screen_row, W_WINCOL(wp), col, (int)W_WIDTH(wp),
|
|
4548 wp->w_p_rl);
|
|
4549 row++;
|
|
4550
|
|
4551 /*
|
|
4552 * Update w_cline_height and w_cline_folded if the cursor line was
|
|
4553 * updated (saves a call to plines() later).
|
|
4554 */
|
|
4555 if (wp == curwin && lnum == curwin->w_cursor.lnum)
|
|
4556 {
|
|
4557 curwin->w_cline_row = startrow;
|
|
4558 curwin->w_cline_height = row - startrow;
|
|
4559 #ifdef FEAT_FOLDING
|
|
4560 curwin->w_cline_folded = FALSE;
|
|
4561 #endif
|
|
4562 curwin->w_valid |= (VALID_CHEIGHT|VALID_CROW);
|
|
4563 }
|
|
4564
|
|
4565 break;
|
|
4566 }
|
|
4567
|
|
4568 /* line continues beyond line end */
|
|
4569 if (lcs_ext
|
|
4570 && !wp->w_p_wrap
|
|
4571 #ifdef FEAT_DIFF
|
|
4572 && filler_todo <= 0
|
|
4573 #endif
|
|
4574 && (
|
|
4575 #ifdef FEAT_RIGHTLEFT
|
|
4576 wp->w_p_rl ? col == 0 :
|
|
4577 #endif
|
|
4578 col == W_WIDTH(wp) - 1)
|
|
4579 && (*ptr != NUL
|
1555
|
4580 || (wp->w_p_list && lcs_eol_one > 0)
|
7
|
4581 || (n_extra && (c_extra != NUL || *p_extra != NUL))))
|
|
4582 {
|
|
4583 c = lcs_ext;
|
|
4584 char_attr = hl_attr(HLF_AT);
|
|
4585 #ifdef FEAT_MBYTE
|
|
4586 mb_c = c;
|
|
4587 if (enc_utf8 && (*mb_char2len)(c) > 1)
|
|
4588 {
|
|
4589 mb_utf8 = TRUE;
|
714
|
4590 u8cc[0] = 0;
|
819
|
4591 c = 0xc0;
|
7
|
4592 }
|
|
4593 else
|
|
4594 mb_utf8 = FALSE;
|
|
4595 #endif
|
|
4596 }
|
|
4597
|
743
|
4598 #ifdef FEAT_SYN_HL
|
|
4599 /* Highlight the cursor column if 'cursorcolumn' is set. But don't
|
|
4600 * highlight the cursor position itself. */
|
777
|
4601 if (wp->w_p_cuc && vcol == (long)wp->w_virtcol
|
743
|
4602 && lnum != wp->w_cursor.lnum
|
1813
|
4603 && draw_state == WL_LINE
|
|
4604 && !lnum_in_visual_area)
|
743
|
4605 {
|
|
4606 vcol_save_attr = char_attr;
|
|
4607 char_attr = hl_combine_attr(char_attr, hl_attr(HLF_CUC));
|
|
4608 }
|
|
4609 else
|
|
4610 vcol_save_attr = -1;
|
|
4611 #endif
|
|
4612
|
7
|
4613 /*
|
|
4614 * Store character to be displayed.
|
|
4615 * Skip characters that are left of the screen for 'nowrap'.
|
|
4616 */
|
|
4617 vcol_prev = vcol;
|
|
4618 if (draw_state < WL_LINE || n_skip <= 0)
|
|
4619 {
|
|
4620 /*
|
|
4621 * Store the character.
|
|
4622 */
|
|
4623 #if defined(FEAT_RIGHTLEFT) && defined(FEAT_MBYTE)
|
|
4624 if (has_mbyte && wp->w_p_rl && (*mb_char2cells)(mb_c) > 1)
|
|
4625 {
|
|
4626 /* A double-wide character is: put first halve in left cell. */
|
|
4627 --off;
|
|
4628 --col;
|
|
4629 }
|
|
4630 #endif
|
|
4631 ScreenLines[off] = c;
|
|
4632 #ifdef FEAT_MBYTE
|
|
4633 if (enc_dbcs == DBCS_JPNU)
|
|
4634 ScreenLines2[off] = mb_c & 0xff;
|
|
4635 else if (enc_utf8)
|
|
4636 {
|
|
4637 if (mb_utf8)
|
|
4638 {
|
1326
|
4639 int i;
|
|
4640
|
7
|
4641 ScreenLinesUC[off] = mb_c;
|
819
|
4642 if ((c & 0xff) == 0)
|
|
4643 ScreenLines[off] = 0x80; /* avoid storing zero */
|
714
|
4644 for (i = 0; i < Screen_mco; ++i)
|
|
4645 {
|
|
4646 ScreenLinesC[i][off] = u8cc[i];
|
|
4647 if (u8cc[i] == 0)
|
|
4648 break;
|
|
4649 }
|
7
|
4650 }
|
|
4651 else
|
|
4652 ScreenLinesUC[off] = 0;
|
|
4653 }
|
|
4654 if (multi_attr)
|
|
4655 {
|
|
4656 ScreenAttrs[off] = multi_attr;
|
|
4657 multi_attr = 0;
|
|
4658 }
|
|
4659 else
|
|
4660 #endif
|
|
4661 ScreenAttrs[off] = char_attr;
|
|
4662
|
|
4663 #ifdef FEAT_MBYTE
|
|
4664 if (has_mbyte && (*mb_char2cells)(mb_c) > 1)
|
|
4665 {
|
|
4666 /* Need to fill two screen columns. */
|
|
4667 ++off;
|
|
4668 ++col;
|
|
4669 if (enc_utf8)
|
|
4670 /* UTF-8: Put a 0 in the second screen char. */
|
|
4671 ScreenLines[off] = 0;
|
|
4672 else
|
|
4673 /* DBCS: Put second byte in the second screen char. */
|
|
4674 ScreenLines[off] = mb_c & 0xff;
|
|
4675 ++vcol;
|
|
4676 /* When "tocol" is halfway a character, set it to the end of
|
|
4677 * the character, otherwise highlighting won't stop. */
|
|
4678 if (tocol == vcol)
|
|
4679 ++tocol;
|
|
4680 #ifdef FEAT_RIGHTLEFT
|
|
4681 if (wp->w_p_rl)
|
|
4682 {
|
|
4683 /* now it's time to backup one cell */
|
|
4684 --off;
|
|
4685 --col;
|
|
4686 }
|
|
4687 #endif
|
|
4688 }
|
|
4689 #endif
|
|
4690 #ifdef FEAT_RIGHTLEFT
|
|
4691 if (wp->w_p_rl)
|
|
4692 {
|
|
4693 --off;
|
|
4694 --col;
|
|
4695 }
|
|
4696 else
|
|
4697 #endif
|
|
4698 {
|
|
4699 ++off;
|
|
4700 ++col;
|
|
4701 }
|
|
4702 }
|
|
4703 else
|
|
4704 --n_skip;
|
|
4705
|
|
4706 /* Only advance the "vcol" when after the 'number' column. */
|
1849
|
4707 if (draw_state > WL_NR
|
7
|
4708 #ifdef FEAT_DIFF
|
|
4709 && filler_todo <= 0
|
|
4710 #endif
|
|
4711 )
|
|
4712 ++vcol;
|
|
4713
|
743
|
4714 #ifdef FEAT_SYN_HL
|
|
4715 if (vcol_save_attr >= 0)
|
|
4716 char_attr = vcol_save_attr;
|
|
4717 #endif
|
|
4718
|
7
|
4719 /* restore attributes after "predeces" in 'listchars' */
|
|
4720 if (draw_state > WL_NR && n_attr3 > 0 && --n_attr3 == 0)
|
|
4721 char_attr = saved_attr3;
|
|
4722
|
|
4723 /* restore attributes after last 'listchars' or 'number' char */
|
|
4724 if (n_attr > 0 && draw_state == WL_LINE && --n_attr == 0)
|
|
4725 char_attr = saved_attr2;
|
|
4726
|
|
4727 /*
|
|
4728 * At end of screen line and there is more to come: Display the line
|
1378
|
4729 * so far. If there is no more to display it is caught above.
|
7
|
4730 */
|
|
4731 if ((
|
|
4732 #ifdef FEAT_RIGHTLEFT
|
|
4733 wp->w_p_rl ? (col < 0) :
|
|
4734 #endif
|
|
4735 (col >= W_WIDTH(wp)))
|
|
4736 && (*ptr != NUL
|
|
4737 #ifdef FEAT_DIFF
|
|
4738 || filler_todo > 0
|
|
4739 #endif
|
|
4740 || (wp->w_p_list && lcs_eol != NUL && p_extra != at_end_str)
|
|
4741 || (n_extra != 0 && (c_extra != NUL || *p_extra != NUL)))
|
|
4742 )
|
|
4743 {
|
|
4744 SCREEN_LINE(screen_row, W_WINCOL(wp), col, (int)W_WIDTH(wp),
|
|
4745 wp->w_p_rl);
|
|
4746 ++row;
|
|
4747 ++screen_row;
|
|
4748
|
|
4749 /* When not wrapping and finished diff lines, or when displayed
|
|
4750 * '$' and highlighting until last column, break here. */
|
|
4751 if ((!wp->w_p_wrap
|
|
4752 #ifdef FEAT_DIFF
|
|
4753 && filler_todo <= 0
|
|
4754 #endif
|
|
4755 ) || lcs_eol_one == -1)
|
|
4756 break;
|
|
4757
|
|
4758 /* When the window is too narrow draw all "@" lines. */
|
|
4759 if (draw_state != WL_LINE
|
|
4760 #ifdef FEAT_DIFF
|
|
4761 && filler_todo <= 0
|
|
4762 #endif
|
|
4763 )
|
|
4764 {
|
|
4765 win_draw_end(wp, '@', ' ', row, wp->w_height, HLF_AT);
|
|
4766 #ifdef FEAT_VERTSPLIT
|
|
4767 draw_vsep_win(wp, row);
|
|
4768 #endif
|
|
4769 row = endrow;
|
|
4770 }
|
|
4771
|
|
4772 /* When line got too long for screen break here. */
|
|
4773 if (row == endrow)
|
|
4774 {
|
|
4775 ++row;
|
|
4776 break;
|
|
4777 }
|
|
4778
|
|
4779 if (screen_cur_row == screen_row - 1
|
|
4780 #ifdef FEAT_DIFF
|
|
4781 && filler_todo <= 0
|
|
4782 #endif
|
|
4783 && W_WIDTH(wp) == Columns)
|
|
4784 {
|
|
4785 /* Remember that the line wraps, used for modeless copy. */
|
|
4786 LineWraps[screen_row - 1] = TRUE;
|
|
4787
|
|
4788 /*
|
|
4789 * Special trick to make copy/paste of wrapped lines work with
|
|
4790 * xterm/screen: write an extra character beyond the end of
|
|
4791 * the line. This will work with all terminal types
|
|
4792 * (regardless of the xn,am settings).
|
|
4793 * Only do this on a fast tty.
|
|
4794 * Only do this if the cursor is on the current line
|
|
4795 * (something has been written in it).
|
|
4796 * Don't do this for the GUI.
|
|
4797 * Don't do this for double-width characters.
|
|
4798 * Don't do this for a window not at the right screen border.
|
|
4799 */
|
|
4800 if (p_tf
|
|
4801 #ifdef FEAT_GUI
|
|
4802 && !gui.in_use
|
|
4803 #endif
|
|
4804 #ifdef FEAT_MBYTE
|
|
4805 && !(has_mbyte
|
1378
|
4806 && ((*mb_off2cells)(LineOffset[screen_row],
|
|
4807 LineOffset[screen_row] + screen_Columns)
|
|
4808 == 2
|
7
|
4809 || (*mb_off2cells)(LineOffset[screen_row - 1]
|
1378
|
4810 + (int)Columns - 2,
|
|
4811 LineOffset[screen_row] + screen_Columns)
|
|
4812 == 2))
|
7
|
4813 #endif
|
|
4814 )
|
|
4815 {
|
|
4816 /* First make sure we are at the end of the screen line,
|
|
4817 * then output the same character again to let the
|
|
4818 * terminal know about the wrap. If the terminal doesn't
|
|
4819 * auto-wrap, we overwrite the character. */
|
|
4820 if (screen_cur_col != W_WIDTH(wp))
|
|
4821 screen_char(LineOffset[screen_row - 1]
|
|
4822 + (unsigned)Columns - 1,
|
|
4823 screen_row - 1, (int)(Columns - 1));
|
|
4824
|
|
4825 #ifdef FEAT_MBYTE
|
|
4826 /* When there is a multi-byte character, just output a
|
|
4827 * space to keep it simple. */
|
148
|
4828 if (has_mbyte && MB_BYTE2LEN(ScreenLines[LineOffset[
|
|
4829 screen_row - 1] + (Columns - 1)]) > 1)
|
7
|
4830 out_char(' ');
|
|
4831 else
|
|
4832 #endif
|
|
4833 out_char(ScreenLines[LineOffset[screen_row - 1]
|
|
4834 + (Columns - 1)]);
|
|
4835 /* force a redraw of the first char on the next line */
|
|
4836 ScreenAttrs[LineOffset[screen_row]] = (sattr_T)-1;
|
|
4837 screen_start(); /* don't know where cursor is now */
|
|
4838 }
|
|
4839 }
|
|
4840
|
|
4841 col = 0;
|
|
4842 off = (unsigned)(current_ScreenLine - ScreenLines);
|
|
4843 #ifdef FEAT_RIGHTLEFT
|
|
4844 if (wp->w_p_rl)
|
|
4845 {
|
|
4846 col = W_WIDTH(wp) - 1; /* col is not used if breaking! */
|
|
4847 off += col;
|
|
4848 }
|
|
4849 #endif
|
|
4850
|
|
4851 /* reset the drawing state for the start of a wrapped line */
|
|
4852 draw_state = WL_START;
|
|
4853 saved_n_extra = n_extra;
|
|
4854 saved_p_extra = p_extra;
|
|
4855 saved_c_extra = c_extra;
|
|
4856 saved_char_attr = char_attr;
|
|
4857 n_extra = 0;
|
|
4858 lcs_prec_todo = lcs_prec;
|
|
4859 #ifdef FEAT_LINEBREAK
|
|
4860 # ifdef FEAT_DIFF
|
|
4861 if (filler_todo <= 0)
|
|
4862 # endif
|
|
4863 need_showbreak = TRUE;
|
|
4864 #endif
|
|
4865 #ifdef FEAT_DIFF
|
|
4866 --filler_todo;
|
|
4867 /* When the filler lines are actually below the last line of the
|
|
4868 * file, don't draw the line itself, break here. */
|
|
4869 if (filler_todo == 0 && wp->w_botfill)
|
|
4870 break;
|
|
4871 #endif
|
|
4872 }
|
|
4873
|
|
4874 } /* for every character in the line */
|
|
4875
|
743
|
4876 #ifdef FEAT_SPELL
|
386
|
4877 /* After an empty line check first word for capital. */
|
|
4878 if (*skipwhite(line) == NUL)
|
|
4879 {
|
|
4880 capcol_lnum = lnum + 1;
|
|
4881 cap_col = 0;
|
|
4882 }
|
|
4883 #endif
|
|
4884
|
7
|
4885 return row;
|
|
4886 }
|
|
4887
|
714
|
4888 #ifdef FEAT_MBYTE
|
|
4889 static int comp_char_differs __ARGS((int, int));
|
|
4890
|
|
4891 /*
|
|
4892 * Return if the composing characters at "off_from" and "off_to" differ.
|
|
4893 */
|
|
4894 static int
|
|
4895 comp_char_differs(off_from, off_to)
|
|
4896 int off_from;
|
|
4897 int off_to;
|
|
4898 {
|
|
4899 int i;
|
|
4900
|
|
4901 for (i = 0; i < Screen_mco; ++i)
|
|
4902 {
|
|
4903 if (ScreenLinesC[i][off_from] != ScreenLinesC[i][off_to])
|
|
4904 return TRUE;
|
|
4905 if (ScreenLinesC[i][off_from] == 0)
|
|
4906 break;
|
|
4907 }
|
|
4908 return FALSE;
|
|
4909 }
|
|
4910 #endif
|
|
4911
|
7
|
4912 /*
|
|
4913 * Check whether the given character needs redrawing:
|
|
4914 * - the (first byte of the) character is different
|
|
4915 * - the attributes are different
|
|
4916 * - the character is multi-byte and the next byte is different
|
1616
|
4917 * - the character is two cells wide and the second cell differs.
|
7
|
4918 */
|
|
4919 static int
|
|
4920 char_needs_redraw(off_from, off_to, cols)
|
|
4921 int off_from;
|
|
4922 int off_to;
|
|
4923 int cols;
|
|
4924 {
|
|
4925 if (cols > 0
|
|
4926 && ((ScreenLines[off_from] != ScreenLines[off_to]
|
|
4927 || ScreenAttrs[off_from] != ScreenAttrs[off_to])
|
|
4928
|
|
4929 #ifdef FEAT_MBYTE
|
|
4930 || (enc_dbcs != 0
|
|
4931 && MB_BYTE2LEN(ScreenLines[off_from]) > 1
|
|
4932 && (enc_dbcs == DBCS_JPNU && ScreenLines[off_from] == 0x8e
|
|
4933 ? ScreenLines2[off_from] != ScreenLines2[off_to]
|
|
4934 : (cols > 1 && ScreenLines[off_from + 1]
|
|
4935 != ScreenLines[off_to + 1])))
|
|
4936 || (enc_utf8
|
|
4937 && (ScreenLinesUC[off_from] != ScreenLinesUC[off_to]
|
|
4938 || (ScreenLinesUC[off_from] != 0
|
1616
|
4939 && comp_char_differs(off_from, off_to))
|
|
4940 || (cols > 1 && ScreenLines[off_from + 1]
|
|
4941 != ScreenLines[off_to + 1])))
|
7
|
4942 #endif
|
|
4943 ))
|
|
4944 return TRUE;
|
|
4945 return FALSE;
|
|
4946 }
|
|
4947
|
|
4948 /*
|
|
4949 * Move one "cooked" screen line to the screen, but only the characters that
|
|
4950 * have actually changed. Handle insert/delete character.
|
|
4951 * "coloff" gives the first column on the screen for this line.
|
|
4952 * "endcol" gives the columns where valid characters are.
|
|
4953 * "clear_width" is the width of the window. It's > 0 if the rest of the line
|
|
4954 * needs to be cleared, negative otherwise.
|
|
4955 * "rlflag" is TRUE in a rightleft window:
|
|
4956 * When TRUE and "clear_width" > 0, clear columns 0 to "endcol"
|
|
4957 * When FALSE and "clear_width" > 0, clear columns "endcol" to "clear_width"
|
|
4958 */
|
|
4959 static void
|
|
4960 screen_line(row, coloff, endcol, clear_width
|
|
4961 #ifdef FEAT_RIGHTLEFT
|
|
4962 , rlflag
|
|
4963 #endif
|
|
4964 )
|
|
4965 int row;
|
|
4966 int coloff;
|
|
4967 int endcol;
|
|
4968 int clear_width;
|
|
4969 #ifdef FEAT_RIGHTLEFT
|
|
4970 int rlflag;
|
|
4971 #endif
|
|
4972 {
|
|
4973 unsigned off_from;
|
|
4974 unsigned off_to;
|
1378
|
4975 #ifdef FEAT_MBYTE
|
|
4976 unsigned max_off_from;
|
|
4977 unsigned max_off_to;
|
|
4978 #endif
|
7
|
4979 int col = 0;
|
|
4980 #if defined(FEAT_GUI) || defined(UNIX) || defined(FEAT_VERTSPLIT)
|
|
4981 int hl;
|
|
4982 #endif
|
|
4983 int force = FALSE; /* force update rest of the line */
|
|
4984 int redraw_this /* bool: does character need redraw? */
|
|
4985 #ifdef FEAT_GUI
|
|
4986 = TRUE /* For GUI when while-loop empty */
|
|
4987 #endif
|
|
4988 ;
|
|
4989 int redraw_next; /* redraw_this for next character */
|
|
4990 #ifdef FEAT_MBYTE
|
|
4991 int clear_next = FALSE;
|
|
4992 int char_cells; /* 1: normal char */
|
|
4993 /* 2: occupies two display cells */
|
|
4994 # define CHAR_CELLS char_cells
|
|
4995 #else
|
|
4996 # define CHAR_CELLS 1
|
|
4997 #endif
|
|
4998
|
|
4999 # ifdef FEAT_CLIPBOARD
|
|
5000 clip_may_clear_selection(row, row);
|
|
5001 # endif
|
|
5002
|
|
5003 off_from = (unsigned)(current_ScreenLine - ScreenLines);
|
|
5004 off_to = LineOffset[row] + coloff;
|
1378
|
5005 #ifdef FEAT_MBYTE
|
|
5006 max_off_from = off_from + screen_Columns;
|
|
5007 max_off_to = LineOffset[row] + screen_Columns;
|
|
5008 #endif
|
7
|
5009
|
|
5010 #ifdef FEAT_RIGHTLEFT
|
|
5011 if (rlflag)
|
|
5012 {
|
|
5013 /* Clear rest first, because it's left of the text. */
|
|
5014 if (clear_width > 0)
|
|
5015 {
|
|
5016 while (col <= endcol && ScreenLines[off_to] == ' '
|
|
5017 && ScreenAttrs[off_to] == 0
|
|
5018 # ifdef FEAT_MBYTE
|
|
5019 && (!enc_utf8 || ScreenLinesUC[off_to] == 0)
|
|
5020 # endif
|
|
5021 )
|
|
5022 {
|
|
5023 ++off_to;
|
|
5024 ++col;
|
|
5025 }
|
|
5026 if (col <= endcol)
|
|
5027 screen_fill(row, row + 1, col + coloff,
|
|
5028 endcol + coloff + 1, ' ', ' ', 0);
|
|
5029 }
|
|
5030 col = endcol + 1;
|
|
5031 off_to = LineOffset[row] + col + coloff;
|
|
5032 off_from += col;
|
|
5033 endcol = (clear_width > 0 ? clear_width : -clear_width);
|
|
5034 }
|
|
5035 #endif /* FEAT_RIGHTLEFT */
|
|
5036
|
|
5037 redraw_next = char_needs_redraw(off_from, off_to, endcol - col);
|
|
5038
|
|
5039 while (col < endcol)
|
|
5040 {
|
|
5041 #ifdef FEAT_MBYTE
|
|
5042 if (has_mbyte && (col + 1 < endcol))
|
1378
|
5043 char_cells = (*mb_off2cells)(off_from, max_off_from);
|
7
|
5044 else
|
|
5045 char_cells = 1;
|
|
5046 #endif
|
|
5047
|
|
5048 redraw_this = redraw_next;
|
|
5049 redraw_next = force || char_needs_redraw(off_from + CHAR_CELLS,
|
|
5050 off_to + CHAR_CELLS, endcol - col - CHAR_CELLS);
|
|
5051
|
|
5052 #ifdef FEAT_GUI
|
|
5053 /* If the next character was bold, then redraw the current character to
|
|
5054 * remove any pixels that might have spilt over into us. This only
|
|
5055 * happens in the GUI.
|
|
5056 */
|
|
5057 if (redraw_next && gui.in_use)
|
|
5058 {
|
|
5059 hl = ScreenAttrs[off_to + CHAR_CELLS];
|
743
|
5060 if (hl > HL_ALL)
|
|
5061 hl = syn_attr2attr(hl);
|
|
5062 if (hl & HL_BOLD)
|
7
|
5063 redraw_this = TRUE;
|
|
5064 }
|
|
5065 #endif
|
|
5066
|
|
5067 if (redraw_this)
|
|
5068 {
|
|
5069 /*
|
|
5070 * Special handling when 'xs' termcap flag set (hpterm):
|
|
5071 * Attributes for characters are stored at the position where the
|
|
5072 * cursor is when writing the highlighting code. The
|
|
5073 * start-highlighting code must be written with the cursor on the
|
|
5074 * first highlighted character. The stop-highlighting code must
|
|
5075 * be written with the cursor just after the last highlighted
|
|
5076 * character.
|
|
5077 * Overwriting a character doesn't remove it's highlighting. Need
|
|
5078 * to clear the rest of the line, and force redrawing it
|
|
5079 * completely.
|
|
5080 */
|
|
5081 if ( p_wiv
|
|
5082 && !force
|
|
5083 #ifdef FEAT_GUI
|
|
5084 && !gui.in_use
|
|
5085 #endif
|
|
5086 && ScreenAttrs[off_to] != 0
|
|
5087 && ScreenAttrs[off_from] != ScreenAttrs[off_to])
|
|
5088 {
|
|
5089 /*
|
|
5090 * Need to remove highlighting attributes here.
|
|
5091 */
|
|
5092 windgoto(row, col + coloff);
|
|
5093 out_str(T_CE); /* clear rest of this screen line */
|
|
5094 screen_start(); /* don't know where cursor is now */
|
|
5095 force = TRUE; /* force redraw of rest of the line */
|
|
5096 redraw_next = TRUE; /* or else next char would miss out */
|
|
5097
|
|
5098 /*
|
|
5099 * If the previous character was highlighted, need to stop
|
|
5100 * highlighting at this character.
|
|
5101 */
|
|
5102 if (col + coloff > 0 && ScreenAttrs[off_to - 1] != 0)
|
|
5103 {
|
|
5104 screen_attr = ScreenAttrs[off_to - 1];
|
|
5105 term_windgoto(row, col + coloff);
|
|
5106 screen_stop_highlight();
|
|
5107 }
|
|
5108 else
|
|
5109 screen_attr = 0; /* highlighting has stopped */
|
|
5110 }
|
|
5111 #ifdef FEAT_MBYTE
|
|
5112 if (enc_dbcs != 0)
|
|
5113 {
|
|
5114 /* Check if overwriting a double-byte with a single-byte or
|
|
5115 * the other way around requires another character to be
|
|
5116 * redrawn. For UTF-8 this isn't needed, because comparing
|
|
5117 * ScreenLinesUC[] is sufficient. */
|
|
5118 if (char_cells == 1
|
|
5119 && col + 1 < endcol
|
1378
|
5120 && (*mb_off2cells)(off_to, max_off_to) > 1)
|
7
|
5121 {
|
|
5122 /* Writing a single-cell character over a double-cell
|
|
5123 * character: need to redraw the next cell. */
|
|
5124 ScreenLines[off_to + 1] = 0;
|
|
5125 redraw_next = TRUE;
|
|
5126 }
|
|
5127 else if (char_cells == 2
|
|
5128 && col + 2 < endcol
|
1378
|
5129 && (*mb_off2cells)(off_to, max_off_to) == 1
|
|
5130 && (*mb_off2cells)(off_to + 1, max_off_to) > 1)
|
7
|
5131 {
|
|
5132 /* Writing the second half of a double-cell character over
|
|
5133 * a double-cell character: need to redraw the second
|
|
5134 * cell. */
|
|
5135 ScreenLines[off_to + 2] = 0;
|
|
5136 redraw_next = TRUE;
|
|
5137 }
|
|
5138
|
|
5139 if (enc_dbcs == DBCS_JPNU)
|
|
5140 ScreenLines2[off_to] = ScreenLines2[off_from];
|
|
5141 }
|
|
5142 /* When writing a single-width character over a double-width
|
|
5143 * character and at the end of the redrawn text, need to clear out
|
|
5144 * the right halve of the old character.
|
|
5145 * Also required when writing the right halve of a double-width
|
|
5146 * char over the left halve of an existing one. */
|
|
5147 if (has_mbyte && col + char_cells == endcol
|
|
5148 && ((char_cells == 1
|
1378
|
5149 && (*mb_off2cells)(off_to, max_off_to) > 1)
|
7
|
5150 || (char_cells == 2
|
1378
|
5151 && (*mb_off2cells)(off_to, max_off_to) == 1
|
|
5152 && (*mb_off2cells)(off_to + 1, max_off_to) > 1)))
|
7
|
5153 clear_next = TRUE;
|
|
5154 #endif
|
|
5155
|
|
5156 ScreenLines[off_to] = ScreenLines[off_from];
|
|
5157 #ifdef FEAT_MBYTE
|
|
5158 if (enc_utf8)
|
|
5159 {
|
|
5160 ScreenLinesUC[off_to] = ScreenLinesUC[off_from];
|
|
5161 if (ScreenLinesUC[off_from] != 0)
|
|
5162 {
|
714
|
5163 int i;
|
|
5164
|
|
5165 for (i = 0; i < Screen_mco; ++i)
|
|
5166 ScreenLinesC[i][off_to] = ScreenLinesC[i][off_from];
|
7
|
5167 }
|
|
5168 }
|
|
5169 if (char_cells == 2)
|
|
5170 ScreenLines[off_to + 1] = ScreenLines[off_from + 1];
|
|
5171 #endif
|
|
5172
|
|
5173 #if defined(FEAT_GUI) || defined(UNIX)
|
1843
|
5174 /* The bold trick makes a single column of pixels appear in the
|
|
5175 * next character. When a bold character is removed, the next
|
7
|
5176 * character should be redrawn too. This happens for our own GUI
|
|
5177 * and for some xterms. */
|
|
5178 if (
|
|
5179 # ifdef FEAT_GUI
|
|
5180 gui.in_use
|
|
5181 # endif
|
|
5182 # if defined(FEAT_GUI) && defined(UNIX)
|
|
5183 ||
|
|
5184 # endif
|
|
5185 # ifdef UNIX
|
|
5186 term_is_xterm
|
|
5187 # endif
|
|
5188 )
|
|
5189 {
|
|
5190 hl = ScreenAttrs[off_to];
|
743
|
5191 if (hl > HL_ALL)
|
|
5192 hl = syn_attr2attr(hl);
|
|
5193 if (hl & HL_BOLD)
|
7
|
5194 redraw_next = TRUE;
|
|
5195 }
|
|
5196 #endif
|
|
5197 ScreenAttrs[off_to] = ScreenAttrs[off_from];
|
|
5198 #ifdef FEAT_MBYTE
|
819
|
5199 /* For simplicity set the attributes of second half of a
|
|
5200 * double-wide character equal to the first half. */
|
|
5201 if (char_cells == 2)
|
|
5202 ScreenAttrs[off_to + 1] = ScreenAttrs[off_from];
|
|
5203
|
7
|
5204 if (enc_dbcs != 0 && char_cells == 2)
|
|
5205 screen_char_2(off_to, row, col + coloff);
|
|
5206 else
|
|
5207 #endif
|
|
5208 screen_char(off_to, row, col + coloff);
|
|
5209 }
|
|
5210 else if ( p_wiv
|
|
5211 #ifdef FEAT_GUI
|
|
5212 && !gui.in_use
|
|
5213 #endif
|
|
5214 && col + coloff > 0)
|
|
5215 {
|
|
5216 if (ScreenAttrs[off_to] == ScreenAttrs[off_to - 1])
|
|
5217 {
|
|
5218 /*
|
|
5219 * Don't output stop-highlight when moving the cursor, it will
|
|
5220 * stop the highlighting when it should continue.
|
|
5221 */
|
|
5222 screen_attr = 0;
|
|
5223 }
|
|
5224 else if (screen_attr != 0)
|
|
5225 screen_stop_highlight();
|
|
5226 }
|
|
5227
|
|
5228 off_to += CHAR_CELLS;
|
|
5229 off_from += CHAR_CELLS;
|
|
5230 col += CHAR_CELLS;
|
|
5231 }
|
|
5232
|
|
5233 #ifdef FEAT_MBYTE
|
|
5234 if (clear_next)
|
|
5235 {
|
|
5236 /* Clear the second half of a double-wide character of which the left
|
|
5237 * half was overwritten with a single-wide character. */
|
|
5238 ScreenLines[off_to] = ' ';
|
|
5239 if (enc_utf8)
|
|
5240 ScreenLinesUC[off_to] = 0;
|
|
5241 screen_char(off_to, row, col + coloff);
|
|
5242 }
|
|
5243 #endif
|
|
5244
|
|
5245 if (clear_width > 0
|
|
5246 #ifdef FEAT_RIGHTLEFT
|
|
5247 && !rlflag
|
|
5248 #endif
|
|
5249 )
|
|
5250 {
|
|
5251 #ifdef FEAT_GUI
|
|
5252 int startCol = col;
|
|
5253 #endif
|
|
5254
|
|
5255 /* blank out the rest of the line */
|
|
5256 while (col < clear_width && ScreenLines[off_to] == ' '
|
|
5257 && ScreenAttrs[off_to] == 0
|
|
5258 #ifdef FEAT_MBYTE
|
|
5259 && (!enc_utf8 || ScreenLinesUC[off_to] == 0)
|
|
5260 #endif
|
|
5261 )
|
|
5262 {
|
|
5263 ++off_to;
|
|
5264 ++col;
|
|
5265 }
|
|
5266 if (col < clear_width)
|
|
5267 {
|
|
5268 #ifdef FEAT_GUI
|
|
5269 /*
|
|
5270 * In the GUI, clearing the rest of the line may leave pixels
|
|
5271 * behind if the first character cleared was bold. Some bold
|
|
5272 * fonts spill over the left. In this case we redraw the previous
|
|
5273 * character too. If we didn't skip any blanks above, then we
|
|
5274 * only redraw if the character wasn't already redrawn anyway.
|
|
5275 */
|
996
|
5276 if (gui.in_use && (col > startCol || !redraw_this))
|
7
|
5277 {
|
|
5278 hl = ScreenAttrs[off_to];
|
|
5279 if (hl > HL_ALL || (hl & HL_BOLD))
|
996
|
5280 {
|
|
5281 int prev_cells = 1;
|
|
5282 # ifdef FEAT_MBYTE
|
|
5283 if (enc_utf8)
|
|
5284 /* for utf-8, ScreenLines[char_offset + 1] == 0 means
|
|
5285 * that its width is 2. */
|
|
5286 prev_cells = ScreenLines[off_to - 1] == 0 ? 2 : 1;
|
|
5287 else if (enc_dbcs != 0)
|
|
5288 {
|
|
5289 /* find previous character by counting from first
|
|
5290 * column and get its width. */
|
|
5291 unsigned off = LineOffset[row];
|
1378
|
5292 unsigned max_off = LineOffset[row] + screen_Columns;
|
996
|
5293
|
|
5294 while (off < off_to)
|
|
5295 {
|
1378
|
5296 prev_cells = (*mb_off2cells)(off, max_off);
|
996
|
5297 off += prev_cells;
|
|
5298 }
|
|
5299 }
|
|
5300
|
|
5301 if (enc_dbcs != 0 && prev_cells > 1)
|
|
5302 screen_char_2(off_to - prev_cells, row,
|
|
5303 col + coloff - prev_cells);
|
|
5304 else
|
|
5305 # endif
|
|
5306 screen_char(off_to - prev_cells, row,
|
|
5307 col + coloff - prev_cells);
|
|
5308 }
|
7
|
5309 }
|
|
5310 #endif
|
|
5311 screen_fill(row, row + 1, col + coloff, clear_width + coloff,
|
|
5312 ' ', ' ', 0);
|
|
5313 #ifdef FEAT_VERTSPLIT
|
|
5314 off_to += clear_width - col;
|
|
5315 col = clear_width;
|
|
5316 #endif
|
|
5317 }
|
|
5318 }
|
|
5319
|
|
5320 if (clear_width > 0)
|
|
5321 {
|
|
5322 #ifdef FEAT_VERTSPLIT
|
|
5323 /* For a window that's left of another, draw the separator char. */
|
|
5324 if (col + coloff < Columns)
|
|
5325 {
|
|
5326 int c;
|
|
5327
|
|
5328 c = fillchar_vsep(&hl);
|
|
5329 if (ScreenLines[off_to] != c
|
|
5330 # ifdef FEAT_MBYTE
|
714
|
5331 || (enc_utf8 && (int)ScreenLinesUC[off_to]
|
|
5332 != (c >= 0x80 ? c : 0))
|
7
|
5333 # endif
|
|
5334 || ScreenAttrs[off_to] != hl)
|
|
5335 {
|
|
5336 ScreenLines[off_to] = c;
|
|
5337 ScreenAttrs[off_to] = hl;
|
|
5338 # ifdef FEAT_MBYTE
|
|
5339 if (enc_utf8)
|
|
5340 {
|
|
5341 if (c >= 0x80)
|
|
5342 {
|
|
5343 ScreenLinesUC[off_to] = c;
|
714
|
5344 ScreenLinesC[0][off_to] = 0;
|
7
|
5345 }
|
|
5346 else
|
|
5347 ScreenLinesUC[off_to] = 0;
|
|
5348 }
|
|
5349 # endif
|
|
5350 screen_char(off_to, row, col + coloff);
|
|
5351 }
|
|
5352 }
|
|
5353 else
|
|
5354 #endif
|
|
5355 LineWraps[row] = FALSE;
|
|
5356 }
|
|
5357 }
|
|
5358
|
474
|
5359 #if defined(FEAT_RIGHTLEFT) || defined(PROTO)
|
7
|
5360 /*
|
474
|
5361 * Mirror text "str" for right-left displaying.
|
|
5362 * Only works for single-byte characters (e.g., numbers).
|
7
|
5363 */
|
474
|
5364 void
|
7
|
5365 rl_mirror(str)
|
|
5366 char_u *str;
|
|
5367 {
|
|
5368 char_u *p1, *p2;
|
|
5369 int t;
|
|
5370
|
|
5371 for (p1 = str, p2 = str + STRLEN(str) - 1; p1 < p2; ++p1, --p2)
|
|
5372 {
|
|
5373 t = *p1;
|
|
5374 *p1 = *p2;
|
|
5375 *p2 = t;
|
|
5376 }
|
|
5377 }
|
|
5378 #endif
|
|
5379
|
|
5380 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
5381 /*
|
|
5382 * mark all status lines for redraw; used after first :cd
|
|
5383 */
|
|
5384 void
|
|
5385 status_redraw_all()
|
|
5386 {
|
|
5387 win_T *wp;
|
|
5388
|
|
5389 for (wp = firstwin; wp; wp = wp->w_next)
|
|
5390 if (wp->w_status_height)
|
|
5391 {
|
|
5392 wp->w_redr_status = TRUE;
|
|
5393 redraw_later(VALID);
|
|
5394 }
|
|
5395 }
|
|
5396
|
|
5397 /*
|
|
5398 * mark all status lines of the current buffer for redraw
|
|
5399 */
|
|
5400 void
|
|
5401 status_redraw_curbuf()
|
|
5402 {
|
|
5403 win_T *wp;
|
|
5404
|
|
5405 for (wp = firstwin; wp; wp = wp->w_next)
|
|
5406 if (wp->w_status_height != 0 && wp->w_buffer == curbuf)
|
|
5407 {
|
|
5408 wp->w_redr_status = TRUE;
|
|
5409 redraw_later(VALID);
|
|
5410 }
|
|
5411 }
|
|
5412
|
|
5413 /*
|
|
5414 * Redraw all status lines that need to be redrawn.
|
|
5415 */
|
|
5416 void
|
|
5417 redraw_statuslines()
|
|
5418 {
|
|
5419 win_T *wp;
|
|
5420
|
|
5421 for (wp = firstwin; wp; wp = wp->w_next)
|
|
5422 if (wp->w_redr_status)
|
|
5423 win_redr_status(wp);
|
673
|
5424 if (redraw_tabline)
|
677
|
5425 draw_tabline();
|
7
|
5426 }
|
|
5427 #endif
|
|
5428
|
|
5429 #if (defined(FEAT_WILDMENU) && defined(FEAT_VERTSPLIT)) || defined(PROTO)
|
|
5430 /*
|
|
5431 * Redraw all status lines at the bottom of frame "frp".
|
|
5432 */
|
|
5433 void
|
|
5434 win_redraw_last_status(frp)
|
|
5435 frame_T *frp;
|
|
5436 {
|
|
5437 if (frp->fr_layout == FR_LEAF)
|
|
5438 frp->fr_win->w_redr_status = TRUE;
|
|
5439 else if (frp->fr_layout == FR_ROW)
|
|
5440 {
|
|
5441 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
5442 win_redraw_last_status(frp);
|
|
5443 }
|
|
5444 else /* frp->fr_layout == FR_COL */
|
|
5445 {
|
|
5446 frp = frp->fr_child;
|
|
5447 while (frp->fr_next != NULL)
|
|
5448 frp = frp->fr_next;
|
|
5449 win_redraw_last_status(frp);
|
|
5450 }
|
|
5451 }
|
|
5452 #endif
|
|
5453
|
|
5454 #ifdef FEAT_VERTSPLIT
|
|
5455 /*
|
|
5456 * Draw the verticap separator right of window "wp" starting with line "row".
|
|
5457 */
|
|
5458 static void
|
|
5459 draw_vsep_win(wp, row)
|
|
5460 win_T *wp;
|
|
5461 int row;
|
|
5462 {
|
|
5463 int hl;
|
|
5464 int c;
|
|
5465
|
|
5466 if (wp->w_vsep_width)
|
|
5467 {
|
|
5468 /* draw the vertical separator right of this window */
|
|
5469 c = fillchar_vsep(&hl);
|
|
5470 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + wp->w_height,
|
|
5471 W_ENDCOL(wp), W_ENDCOL(wp) + 1,
|
|
5472 c, ' ', hl);
|
|
5473 }
|
|
5474 }
|
|
5475 #endif
|
|
5476
|
|
5477 #ifdef FEAT_WILDMENU
|
|
5478 static int status_match_len __ARGS((expand_T *xp, char_u *s));
|
277
|
5479 static int skip_status_match_char __ARGS((expand_T *xp, char_u *s));
|
7
|
5480
|
|
5481 /*
|
1378
|
5482 * Get the length of an item as it will be shown in the status line.
|
7
|
5483 */
|
|
5484 static int
|
|
5485 status_match_len(xp, s)
|
|
5486 expand_T *xp;
|
|
5487 char_u *s;
|
|
5488 {
|
|
5489 int len = 0;
|
|
5490
|
|
5491 #ifdef FEAT_MENU
|
|
5492 int emenu = (xp->xp_context == EXPAND_MENUS
|
|
5493 || xp->xp_context == EXPAND_MENUNAMES);
|
|
5494
|
|
5495 /* Check for menu separators - replace with '|'. */
|
|
5496 if (emenu && menu_is_separator(s))
|
|
5497 return 1;
|
|
5498 #endif
|
|
5499
|
|
5500 while (*s != NUL)
|
|
5501 {
|
1685
|
5502 s += skip_status_match_char(xp, s);
|
42
|
5503 len += ptr2cells(s);
|
39
|
5504 mb_ptr_adv(s);
|
7
|
5505 }
|
|
5506
|
|
5507 return len;
|
|
5508 }
|
|
5509
|
|
5510 /*
|
1685
|
5511 * Return the number of characters that should be skipped in a status match.
|
277
|
5512 * These are backslashes used for escaping. Do show backslashes in help tags.
|
|
5513 */
|
|
5514 static int
|
|
5515 skip_status_match_char(xp, s)
|
|
5516 expand_T *xp;
|
|
5517 char_u *s;
|
|
5518 {
|
1685
|
5519 if ((rem_backslash(s) && xp->xp_context != EXPAND_HELP)
|
277
|
5520 #ifdef FEAT_MENU
|
|
5521 || ((xp->xp_context == EXPAND_MENUS
|
|
5522 || xp->xp_context == EXPAND_MENUNAMES)
|
|
5523 && (s[0] == '\t' || (s[0] == '\\' && s[1] != NUL)))
|
|
5524 #endif
|
1685
|
5525 )
|
|
5526 {
|
|
5527 #ifndef BACKSLASH_IN_FILENAME
|
|
5528 if (xp->xp_shell && csh_like_shell() && s[1] == '\\' && s[2] == '!')
|
|
5529 return 2;
|
|
5530 #endif
|
|
5531 return 1;
|
|
5532 }
|
|
5533 return 0;
|
277
|
5534 }
|
|
5535
|
|
5536 /*
|
7
|
5537 * Show wildchar matches in the status line.
|
|
5538 * Show at least the "match" item.
|
|
5539 * We start at item 'first_match' in the list and show all matches that fit.
|
|
5540 *
|
|
5541 * If inversion is possible we use it. Else '=' characters are used.
|
|
5542 */
|
|
5543 void
|
|
5544 win_redr_status_matches(xp, num_matches, matches, match, showtail)
|
|
5545 expand_T *xp;
|
|
5546 int num_matches;
|
|
5547 char_u **matches; /* list of matches */
|
|
5548 int match;
|
|
5549 int showtail;
|
|
5550 {
|
|
5551 #define L_MATCH(m) (showtail ? sm_gettail(matches[m]) : matches[m])
|
|
5552 int row;
|
|
5553 char_u *buf;
|
|
5554 int len;
|
1378
|
5555 int clen; /* length in screen cells */
|
7
|
5556 int fillchar;
|
|
5557 int attr;
|
|
5558 int i;
|
|
5559 int highlight = TRUE;
|
|
5560 char_u *selstart = NULL;
|
|
5561 int selstart_col = 0;
|
|
5562 char_u *selend = NULL;
|
|
5563 static int first_match = 0;
|
|
5564 int add_left = FALSE;
|
|
5565 char_u *s;
|
|
5566 #ifdef FEAT_MENU
|
|
5567 int emenu;
|
|
5568 #endif
|
|
5569 #if defined(FEAT_MBYTE) || defined(FEAT_MENU)
|
|
5570 int l;
|
|
5571 #endif
|
|
5572
|
|
5573 if (matches == NULL) /* interrupted completion? */
|
|
5574 return;
|
|
5575
|
39
|
5576 #ifdef FEAT_MBYTE
|
|
5577 if (has_mbyte)
|
|
5578 buf = alloc((unsigned)Columns * MB_MAXBYTES + 1);
|
|
5579 else
|
|
5580 #endif
|
|
5581 buf = alloc((unsigned)Columns + 1);
|
7
|
5582 if (buf == NULL)
|
|
5583 return;
|
|
5584
|
|
5585 if (match == -1) /* don't show match but original text */
|
|
5586 {
|
|
5587 match = 0;
|
|
5588 highlight = FALSE;
|
|
5589 }
|
|
5590 /* count 1 for the ending ">" */
|
|
5591 clen = status_match_len(xp, L_MATCH(match)) + 3;
|
|
5592 if (match == 0)
|
|
5593 first_match = 0;
|
|
5594 else if (match < first_match)
|
|
5595 {
|
|
5596 /* jumping left, as far as we can go */
|
|
5597 first_match = match;
|
|
5598 add_left = TRUE;
|
|
5599 }
|
|
5600 else
|
|
5601 {
|
|
5602 /* check if match fits on the screen */
|
|
5603 for (i = first_match; i < match; ++i)
|
|
5604 clen += status_match_len(xp, L_MATCH(i)) + 2;
|
|
5605 if (first_match > 0)
|
|
5606 clen += 2;
|
|
5607 /* jumping right, put match at the left */
|
|
5608 if ((long)clen > Columns)
|
|
5609 {
|
|
5610 first_match = match;
|
|
5611 /* if showing the last match, we can add some on the left */
|
|
5612 clen = 2;
|
|
5613 for (i = match; i < num_matches; ++i)
|
|
5614 {
|
|
5615 clen += status_match_len(xp, L_MATCH(i)) + 2;
|
|
5616 if ((long)clen >= Columns)
|
|
5617 break;
|
|
5618 }
|
|
5619 if (i == num_matches)
|
|
5620 add_left = TRUE;
|
|
5621 }
|
|
5622 }
|
|
5623 if (add_left)
|
|
5624 while (first_match > 0)
|
|
5625 {
|
|
5626 clen += status_match_len(xp, L_MATCH(first_match - 1)) + 2;
|
|
5627 if ((long)clen >= Columns)
|
|
5628 break;
|
|
5629 --first_match;
|
|
5630 }
|
|
5631
|
|
5632 fillchar = fillchar_status(&attr, TRUE);
|
|
5633
|
|
5634 if (first_match == 0)
|
|
5635 {
|
|
5636 *buf = NUL;
|
|
5637 len = 0;
|
|
5638 }
|
|
5639 else
|
|
5640 {
|
|
5641 STRCPY(buf, "< ");
|
|
5642 len = 2;
|
|
5643 }
|
|
5644 clen = len;
|
|
5645
|
|
5646 i = first_match;
|
|
5647 while ((long)(clen + status_match_len(xp, L_MATCH(i)) + 2) < Columns)
|
|
5648 {
|
|
5649 if (i == match)
|
|
5650 {
|
|
5651 selstart = buf + len;
|
|
5652 selstart_col = clen;
|
|
5653 }
|
|
5654
|
|
5655 s = L_MATCH(i);
|
|
5656 /* Check for menu separators - replace with '|' */
|
|
5657 #ifdef FEAT_MENU
|
|
5658 emenu = (xp->xp_context == EXPAND_MENUS
|
|
5659 || xp->xp_context == EXPAND_MENUNAMES);
|
|
5660 if (emenu && menu_is_separator(s))
|
|
5661 {
|
|
5662 STRCPY(buf + len, transchar('|'));
|
|
5663 l = (int)STRLEN(buf + len);
|
|
5664 len += l;
|
|
5665 clen += l;
|
|
5666 }
|
|
5667 else
|
|
5668 #endif
|
|
5669 for ( ; *s != NUL; ++s)
|
|
5670 {
|
1685
|
5671 s += skip_status_match_char(xp, s);
|
7
|
5672 clen += ptr2cells(s);
|
|
5673 #ifdef FEAT_MBYTE
|
474
|
5674 if (has_mbyte && (l = (*mb_ptr2len)(s)) > 1)
|
7
|
5675 {
|
|
5676 STRNCPY(buf + len, s, l);
|
|
5677 s += l - 1;
|
|
5678 len += l;
|
|
5679 }
|
|
5680 else
|
|
5681 #endif
|
|
5682 {
|
|
5683 STRCPY(buf + len, transchar_byte(*s));
|
|
5684 len += (int)STRLEN(buf + len);
|
|
5685 }
|
|
5686 }
|
|
5687 if (i == match)
|
|
5688 selend = buf + len;
|
|
5689
|
|
5690 *(buf + len++) = ' ';
|
|
5691 *(buf + len++) = ' ';
|
|
5692 clen += 2;
|
|
5693 if (++i == num_matches)
|
|
5694 break;
|
|
5695 }
|
|
5696
|
|
5697 if (i != num_matches)
|
|
5698 {
|
|
5699 *(buf + len++) = '>';
|
|
5700 ++clen;
|
|
5701 }
|
|
5702
|
|
5703 buf[len] = NUL;
|
|
5704
|
|
5705 row = cmdline_row - 1;
|
|
5706 if (row >= 0)
|
|
5707 {
|
|
5708 if (wild_menu_showing == 0)
|
|
5709 {
|
|
5710 if (msg_scrolled > 0)
|
|
5711 {
|
|
5712 /* Put the wildmenu just above the command line. If there is
|
|
5713 * no room, scroll the screen one line up. */
|
|
5714 if (cmdline_row == Rows - 1)
|
|
5715 {
|
|
5716 screen_del_lines(0, 0, 1, (int)Rows, TRUE, NULL);
|
|
5717 ++msg_scrolled;
|
|
5718 }
|
|
5719 else
|
|
5720 {
|
|
5721 ++cmdline_row;
|
|
5722 ++row;
|
|
5723 }
|
|
5724 wild_menu_showing = WM_SCROLLED;
|
|
5725 }
|
|
5726 else
|
|
5727 {
|
|
5728 /* Create status line if needed by setting 'laststatus' to 2.
|
|
5729 * Set 'winminheight' to zero to avoid that the window is
|
|
5730 * resized. */
|
|
5731 if (lastwin->w_status_height == 0)
|
|
5732 {
|
|
5733 save_p_ls = p_ls;
|
|
5734 save_p_wmh = p_wmh;
|
|
5735 p_ls = 2;
|
|
5736 p_wmh = 0;
|
|
5737 last_status(FALSE);
|
|
5738 }
|
|
5739 wild_menu_showing = WM_SHOWN;
|
|
5740 }
|
|
5741 }
|
|
5742
|
|
5743 screen_puts(buf, row, 0, attr);
|
|
5744 if (selstart != NULL && highlight)
|
|
5745 {
|
|
5746 *selend = NUL;
|
|
5747 screen_puts(selstart, row, selstart_col, hl_attr(HLF_WM));
|
|
5748 }
|
|
5749
|
|
5750 screen_fill(row, row + 1, clen, (int)Columns, fillchar, fillchar, attr);
|
|
5751 }
|
|
5752
|
|
5753 #ifdef FEAT_VERTSPLIT
|
|
5754 win_redraw_last_status(topframe);
|
|
5755 #else
|
|
5756 lastwin->w_redr_status = TRUE;
|
|
5757 #endif
|
|
5758 vim_free(buf);
|
|
5759 }
|
|
5760 #endif
|
|
5761
|
|
5762 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
5763 /*
|
|
5764 * Redraw the status line of window wp.
|
|
5765 *
|
|
5766 * If inversion is possible we use it. Else '=' characters are used.
|
|
5767 */
|
|
5768 void
|
|
5769 win_redr_status(wp)
|
|
5770 win_T *wp;
|
|
5771 {
|
|
5772 int row;
|
|
5773 char_u *p;
|
|
5774 int len;
|
|
5775 int fillchar;
|
|
5776 int attr;
|
|
5777 int this_ru_col;
|
1910
|
5778 static int busy = FALSE;
|
|
5779
|
|
5780 /* It's possible to get here recursively when 'statusline' (indirectly)
|
|
5781 * invokes ":redrawstatus". Simply ignore the call then. */
|
|
5782 if (busy)
|
|
5783 return;
|
|
5784 busy = TRUE;
|
7
|
5785
|
|
5786 wp->w_redr_status = FALSE;
|
|
5787 if (wp->w_status_height == 0)
|
|
5788 {
|
|
5789 /* no status line, can only be last window */
|
|
5790 redraw_cmdline = TRUE;
|
|
5791 }
|
540
|
5792 else if (!redrawing()
|
|
5793 #ifdef FEAT_INS_EXPAND
|
|
5794 /* don't update status line when popup menu is visible and may be
|
|
5795 * drawn over it */
|
|
5796 || pum_visible()
|
|
5797 #endif
|
|
5798 )
|
7
|
5799 {
|
|
5800 /* Don't redraw right now, do it later. */
|
|
5801 wp->w_redr_status = TRUE;
|
|
5802 }
|
|
5803 #ifdef FEAT_STL_OPT
|
40
|
5804 else if (*p_stl != NUL || *wp->w_p_stl != NUL)
|
7
|
5805 {
|
|
5806 /* redraw custom status line */
|
1983
|
5807 redraw_custom_statusline(wp);
|
7
|
5808 }
|
|
5809 #endif
|
|
5810 else
|
|
5811 {
|
|
5812 fillchar = fillchar_status(&attr, wp == curwin);
|
|
5813
|
685
|
5814 get_trans_bufname(wp->w_buffer);
|
7
|
5815 p = NameBuff;
|
|
5816 len = (int)STRLEN(p);
|
|
5817
|
|
5818 if (wp->w_buffer->b_help
|
|
5819 #ifdef FEAT_QUICKFIX
|
|
5820 || wp->w_p_pvw
|
|
5821 #endif
|
|
5822 || bufIsChanged(wp->w_buffer)
|
|
5823 || wp->w_buffer->b_p_ro)
|
|
5824 *(p + len++) = ' ';
|
|
5825 if (wp->w_buffer->b_help)
|
|
5826 {
|
809
|
5827 STRCPY(p + len, _("[Help]"));
|
7
|
5828 len += (int)STRLEN(p + len);
|
|
5829 }
|
|
5830 #ifdef FEAT_QUICKFIX
|
|
5831 if (wp->w_p_pvw)
|
|
5832 {
|
|
5833 STRCPY(p + len, _("[Preview]"));
|
|
5834 len += (int)STRLEN(p + len);
|
|
5835 }
|
|
5836 #endif
|
|
5837 if (bufIsChanged(wp->w_buffer))
|
|
5838 {
|
|
5839 STRCPY(p + len, "[+]");
|
|
5840 len += 3;
|
|
5841 }
|
|
5842 if (wp->w_buffer->b_p_ro)
|
|
5843 {
|
|
5844 STRCPY(p + len, "[RO]");
|
|
5845 len += 4;
|
|
5846 }
|
|
5847
|
|
5848 #ifndef FEAT_VERTSPLIT
|
|
5849 this_ru_col = ru_col;
|
|
5850 if (this_ru_col < (Columns + 1) / 2)
|
|
5851 this_ru_col = (Columns + 1) / 2;
|
|
5852 #else
|
|
5853 this_ru_col = ru_col - (Columns - W_WIDTH(wp));
|
|
5854 if (this_ru_col < (W_WIDTH(wp) + 1) / 2)
|
|
5855 this_ru_col = (W_WIDTH(wp) + 1) / 2;
|
|
5856 if (this_ru_col <= 1)
|
|
5857 {
|
|
5858 p = (char_u *)"<"; /* No room for file name! */
|
|
5859 len = 1;
|
|
5860 }
|
|
5861 else
|
|
5862 #endif
|
|
5863 #ifdef FEAT_MBYTE
|
|
5864 if (has_mbyte)
|
|
5865 {
|
|
5866 int clen = 0, i;
|
|
5867
|
|
5868 /* Count total number of display cells. */
|
474
|
5869 for (i = 0; p[i] != NUL; i += (*mb_ptr2len)(p + i))
|
7
|
5870 clen += (*mb_ptr2cells)(p + i);
|
|
5871 /* Find first character that will fit.
|
|
5872 * Going from start to end is much faster for DBCS. */
|
|
5873 for (i = 0; p[i] != NUL && clen >= this_ru_col - 1;
|
474
|
5874 i += (*mb_ptr2len)(p + i))
|
7
|
5875 clen -= (*mb_ptr2cells)(p + i);
|
|
5876 len = clen;
|
|
5877 if (i > 0)
|
|
5878 {
|
|
5879 p = p + i - 1;
|
|
5880 *p = '<';
|
|
5881 ++len;
|
|
5882 }
|
|
5883
|
|
5884 }
|
|
5885 else
|
|
5886 #endif
|
|
5887 if (len > this_ru_col - 1)
|
|
5888 {
|
|
5889 p += len - (this_ru_col - 1);
|
|
5890 *p = '<';
|
|
5891 len = this_ru_col - 1;
|
|
5892 }
|
|
5893
|
|
5894 row = W_WINROW(wp) + wp->w_height;
|
|
5895 screen_puts(p, row, W_WINCOL(wp), attr);
|
|
5896 screen_fill(row, row + 1, len + W_WINCOL(wp),
|
|
5897 this_ru_col + W_WINCOL(wp), fillchar, fillchar, attr);
|
|
5898
|
|
5899 if (get_keymap_str(wp, NameBuff, MAXPATHL)
|
|
5900 && (int)(this_ru_col - len) > (int)(STRLEN(NameBuff) + 1))
|
|
5901 screen_puts(NameBuff, row, (int)(this_ru_col - STRLEN(NameBuff)
|
|
5902 - 1 + W_WINCOL(wp)), attr);
|
|
5903
|
|
5904 #ifdef FEAT_CMDL_INFO
|
|
5905 win_redr_ruler(wp, TRUE);
|
|
5906 #endif
|
|
5907 }
|
|
5908
|
|
5909 #ifdef FEAT_VERTSPLIT
|
|
5910 /*
|
|
5911 * May need to draw the character below the vertical separator.
|
|
5912 */
|
|
5913 if (wp->w_vsep_width != 0 && wp->w_status_height != 0 && redrawing())
|
|
5914 {
|
|
5915 if (stl_connected(wp))
|
|
5916 fillchar = fillchar_status(&attr, wp == curwin);
|
|
5917 else
|
|
5918 fillchar = fillchar_vsep(&attr);
|
|
5919 screen_putchar(fillchar, W_WINROW(wp) + wp->w_height, W_ENDCOL(wp),
|
|
5920 attr);
|
|
5921 }
|
|
5922 #endif
|
1910
|
5923 busy = FALSE;
|
7
|
5924 }
|
|
5925
|
680
|
5926 #ifdef FEAT_STL_OPT
|
|
5927 /*
|
|
5928 * Redraw the status line according to 'statusline' and take care of any
|
|
5929 * errors encountered.
|
|
5930 */
|
|
5931 static void
|
1983
|
5932 redraw_custom_statusline(wp)
|
680
|
5933 win_T *wp;
|
|
5934 {
|
1983
|
5935 static int entered = FALSE;
|
|
5936 int save_called_emsg = called_emsg;
|
|
5937
|
|
5938 /* When called recursively return. This can happen when the statusline
|
|
5939 * contains an expression that triggers a redraw. */
|
|
5940 if (entered)
|
|
5941 return;
|
|
5942 entered = TRUE;
|
680
|
5943
|
|
5944 called_emsg = FALSE;
|
|
5945 win_redr_custom(wp, FALSE);
|
|
5946 if (called_emsg)
|
1983
|
5947 {
|
|
5948 /* When there is an error disable the statusline, otherwise the
|
|
5949 * display is messed up with errors and a redraw triggers the problem
|
|
5950 * again and again. */
|
680
|
5951 set_string_option_direct((char_u *)"statusline", -1,
|
|
5952 (char_u *)"", OPT_FREE | (*wp->w_p_stl != NUL
|
694
|
5953 ? OPT_LOCAL : OPT_GLOBAL), SID_ERROR);
|
1983
|
5954 }
|
680
|
5955 called_emsg |= save_called_emsg;
|
1983
|
5956 entered = FALSE;
|
680
|
5957 }
|
|
5958 #endif
|
|
5959
|
7
|
5960 # ifdef FEAT_VERTSPLIT
|
|
5961 /*
|
|
5962 * Return TRUE if the status line of window "wp" is connected to the status
|
|
5963 * line of the window right of it. If not, then it's a vertical separator.
|
|
5964 * Only call if (wp->w_vsep_width != 0).
|
|
5965 */
|
|
5966 int
|
|
5967 stl_connected(wp)
|
|
5968 win_T *wp;
|
|
5969 {
|
|
5970 frame_T *fr;
|
|
5971
|
|
5972 fr = wp->w_frame;
|
|
5973 while (fr->fr_parent != NULL)
|
|
5974 {
|
|
5975 if (fr->fr_parent->fr_layout == FR_COL)
|
|
5976 {
|
|
5977 if (fr->fr_next != NULL)
|
|
5978 break;
|
|
5979 }
|
|
5980 else
|
|
5981 {
|
|
5982 if (fr->fr_next != NULL)
|
|
5983 return TRUE;
|
|
5984 }
|
|
5985 fr = fr->fr_parent;
|
|
5986 }
|
|
5987 return FALSE;
|
|
5988 }
|
|
5989 # endif
|
|
5990
|
|
5991 #endif /* FEAT_WINDOWS */
|
|
5992
|
|
5993 #if defined(FEAT_WINDOWS) || defined(FEAT_STL_OPT) || defined(PROTO)
|
|
5994 /*
|
|
5995 * Get the value to show for the language mappings, active 'keymap'.
|
|
5996 */
|
|
5997 int
|
|
5998 get_keymap_str(wp, buf, len)
|
|
5999 win_T *wp;
|
|
6000 char_u *buf; /* buffer for the result */
|
|
6001 int len; /* length of buffer */
|
|
6002 {
|
|
6003 char_u *p;
|
|
6004
|
|
6005 if (wp->w_buffer->b_p_iminsert != B_IMODE_LMAP)
|
|
6006 return FALSE;
|
|
6007
|
|
6008 {
|
|
6009 #ifdef FEAT_EVAL
|
|
6010 buf_T *old_curbuf = curbuf;
|
|
6011 win_T *old_curwin = curwin;
|
|
6012 char_u *s;
|
|
6013
|
|
6014 curbuf = wp->w_buffer;
|
|
6015 curwin = wp;
|
|
6016 STRCPY(buf, "b:keymap_name"); /* must be writable */
|
|
6017 ++emsg_skip;
|
714
|
6018 s = p = eval_to_string(buf, NULL, FALSE);
|
7
|
6019 --emsg_skip;
|
|
6020 curbuf = old_curbuf;
|
|
6021 curwin = old_curwin;
|
|
6022 if (p == NULL || *p == NUL)
|
|
6023 #endif
|
|
6024 {
|
|
6025 #ifdef FEAT_KEYMAP
|
|
6026 if (wp->w_buffer->b_kmap_state & KEYMAP_LOADED)
|
|
6027 p = wp->w_buffer->b_p_keymap;
|
|
6028 else
|
|
6029 #endif
|
|
6030 p = (char_u *)"lang";
|
|
6031 }
|
|
6032 if ((int)(STRLEN(p) + 3) < len)
|
|
6033 sprintf((char *)buf, "<%s>", p);
|
|
6034 else
|
|
6035 buf[0] = NUL;
|
|
6036 #ifdef FEAT_EVAL
|
|
6037 vim_free(s);
|
|
6038 #endif
|
|
6039 }
|
|
6040 return buf[0] != NUL;
|
|
6041 }
|
|
6042 #endif
|
|
6043
|
|
6044 #if defined(FEAT_STL_OPT) || defined(PROTO)
|
|
6045 /*
|
677
|
6046 * Redraw the status line or ruler of window "wp".
|
|
6047 * When "wp" is NULL redraw the tab pages line from 'tabline'.
|
7
|
6048 */
|
|
6049 static void
|
574
|
6050 win_redr_custom(wp, draw_ruler)
|
7
|
6051 win_T *wp;
|
574
|
6052 int draw_ruler; /* TRUE or FALSE */
|
7
|
6053 {
|
|
6054 int attr;
|
|
6055 int curattr;
|
|
6056 int row;
|
|
6057 int col = 0;
|
|
6058 int maxwidth;
|
|
6059 int width;
|
|
6060 int n;
|
|
6061 int len;
|
|
6062 int fillchar;
|
|
6063 char_u buf[MAXPATHL];
|
1983
|
6064 char_u *stl;
|
7
|
6065 char_u *p;
|
681
|
6066 struct stl_hlrec hltab[STL_MAX_ITEM];
|
|
6067 struct stl_hlrec tabtab[STL_MAX_ITEM];
|
677
|
6068 int use_sandbox = FALSE;
|
7
|
6069
|
|
6070 /* setup environment for the task at hand */
|
677
|
6071 if (wp == NULL)
|
|
6072 {
|
|
6073 /* Use 'tabline'. Always at the first line of the screen. */
|
1983
|
6074 stl = p_tal;
|
677
|
6075 row = 0;
|
707
|
6076 fillchar = ' ';
|
677
|
6077 attr = hl_attr(HLF_TPF);
|
|
6078 maxwidth = Columns;
|
|
6079 # ifdef FEAT_EVAL
|
681
|
6080 use_sandbox = was_set_insecurely((char_u *)"tabline", 0);
|
677
|
6081 # endif
|
|
6082 }
|
40
|
6083 else
|
677
|
6084 {
|
|
6085 row = W_WINROW(wp) + wp->w_height;
|
|
6086 fillchar = fillchar_status(&attr, wp == curwin);
|
|
6087 maxwidth = W_WIDTH(wp);
|
|
6088
|
|
6089 if (draw_ruler)
|
|
6090 {
|
1983
|
6091 stl = p_ruf;
|
677
|
6092 /* advance past any leading group spec - implicit in ru_col */
|
1983
|
6093 if (*stl == '%')
|
|
6094 {
|
|
6095 if (*++stl == '-')
|
|
6096 stl++;
|
|
6097 if (atoi((char *)stl))
|
|
6098 while (VIM_ISDIGIT(*stl))
|
|
6099 stl++;
|
|
6100 if (*stl++ != '(')
|
|
6101 stl = p_ruf;
|
677
|
6102 }
|
7
|
6103 #ifdef FEAT_VERTSPLIT
|
677
|
6104 col = ru_col - (Columns - W_WIDTH(wp));
|
|
6105 if (col < (W_WIDTH(wp) + 1) / 2)
|
|
6106 col = (W_WIDTH(wp) + 1) / 2;
|
7
|
6107 #else
|
677
|
6108 col = ru_col;
|
|
6109 if (col > (Columns + 1) / 2)
|
|
6110 col = (Columns + 1) / 2;
|
|
6111 #endif
|
|
6112 maxwidth = W_WIDTH(wp) - col;
|
7
|
6113 #ifdef FEAT_WINDOWS
|
677
|
6114 if (!wp->w_status_height)
|
|
6115 #endif
|
|
6116 {
|
|
6117 row = Rows - 1;
|
|
6118 --maxwidth; /* writing in last column may cause scrolling */
|
|
6119 fillchar = ' ';
|
|
6120 attr = 0;
|
|
6121 }
|
|
6122
|
|
6123 # ifdef FEAT_EVAL
|
681
|
6124 use_sandbox = was_set_insecurely((char_u *)"rulerformat", 0);
|
677
|
6125 # endif
|
|
6126 }
|
|
6127 else
|
|
6128 {
|
|
6129 if (*wp->w_p_stl != NUL)
|
1983
|
6130 stl = wp->w_p_stl;
|
677
|
6131 else
|
1983
|
6132 stl = p_stl;
|
677
|
6133 # ifdef FEAT_EVAL
|
681
|
6134 use_sandbox = was_set_insecurely((char_u *)"statusline",
|
|
6135 *wp->w_p_stl == NUL ? 0 : OPT_LOCAL);
|
677
|
6136 # endif
|
|
6137 }
|
|
6138
|
|
6139 #ifdef FEAT_VERTSPLIT
|
|
6140 col += W_WINCOL(wp);
|
|
6141 #endif
|
|
6142 }
|
|
6143
|
7
|
6144 if (maxwidth <= 0)
|
|
6145 return;
|
677
|
6146
|
1983
|
6147 /* Make a copy, because the statusline may include a function call that
|
|
6148 * might change the option value and free the memory. */
|
|
6149 stl = vim_strsave(stl);
|
677
|
6150 width = build_stl_str_hl(wp == NULL ? curwin : wp,
|
|
6151 buf, sizeof(buf),
|
1983
|
6152 stl, use_sandbox,
|
681
|
6153 fillchar, maxwidth, hltab, tabtab);
|
1983
|
6154 vim_free(stl);
|
835
|
6155 len = (int)STRLEN(buf);
|
7
|
6156
|
1883
|
6157 while (width < maxwidth && len < (int)sizeof(buf) - 1)
|
7
|
6158 {
|
|
6159 #ifdef FEAT_MBYTE
|
|
6160 len += (*mb_char2bytes)(fillchar, buf + len);
|
|
6161 #else
|
|
6162 buf[len++] = fillchar;
|
|
6163 #endif
|
|
6164 ++width;
|
|
6165 }
|
|
6166 buf[len] = NUL;
|
|
6167
|
681
|
6168 /*
|
|
6169 * Draw each snippet with the specified highlighting.
|
|
6170 */
|
7
|
6171 curattr = attr;
|
|
6172 p = buf;
|
681
|
6173 for (n = 0; hltab[n].start != NULL; n++)
|
|
6174 {
|
|
6175 len = (int)(hltab[n].start - p);
|
7
|
6176 screen_puts_len(p, len, row, col, curattr);
|
|
6177 col += vim_strnsize(p, len);
|
681
|
6178 p = hltab[n].start;
|
|
6179
|
|
6180 if (hltab[n].userhl == 0)
|
7
|
6181 curattr = attr;
|
681
|
6182 else if (hltab[n].userhl < 0)
|
|
6183 curattr = syn_id2attr(-hltab[n].userhl);
|
7
|
6184 #ifdef FEAT_WINDOWS
|
680
|
6185 else if (wp != NULL && wp != curwin && wp->w_status_height != 0)
|
681
|
6186 curattr = highlight_stlnc[hltab[n].userhl - 1];
|
7
|
6187 #endif
|
|
6188 else
|
681
|
6189 curattr = highlight_user[hltab[n].userhl - 1];
|
7
|
6190 }
|
|
6191 screen_puts(p, row, col, curattr);
|
681
|
6192
|
|
6193 if (wp == NULL)
|
|
6194 {
|
|
6195 /* Fill the TabPageIdxs[] array for clicking in the tab pagesline. */
|
|
6196 col = 0;
|
|
6197 len = 0;
|
|
6198 p = buf;
|
|
6199 fillchar = 0;
|
|
6200 for (n = 0; tabtab[n].start != NULL; n++)
|
|
6201 {
|
|
6202 len += vim_strnsize(p, (int)(tabtab[n].start - p));
|
|
6203 while (col < len)
|
|
6204 TabPageIdxs[col++] = fillchar;
|
|
6205 p = tabtab[n].start;
|
|
6206 fillchar = tabtab[n].userhl;
|
|
6207 }
|
|
6208 while (col < Columns)
|
|
6209 TabPageIdxs[col++] = fillchar;
|
|
6210 }
|
7
|
6211 }
|
|
6212
|
|
6213 #endif /* FEAT_STL_OPT */
|
|
6214
|
|
6215 /*
|
|
6216 * Output a single character directly to the screen and update ScreenLines.
|
|
6217 */
|
|
6218 void
|
|
6219 screen_putchar(c, row, col, attr)
|
|
6220 int c;
|
|
6221 int row, col;
|
|
6222 int attr;
|
|
6223 {
|
|
6224 #ifdef FEAT_MBYTE
|
|
6225 char_u buf[MB_MAXBYTES + 1];
|
|
6226
|
|
6227 buf[(*mb_char2bytes)(c, buf)] = NUL;
|
|
6228 #else
|
|
6229 char_u buf[2];
|
|
6230
|
|
6231 buf[0] = c;
|
|
6232 buf[1] = NUL;
|
|
6233 #endif
|
|
6234 screen_puts(buf, row, col, attr);
|
|
6235 }
|
|
6236
|
|
6237 /*
|
|
6238 * Get a single character directly from ScreenLines into "bytes[]".
|
|
6239 * Also return its attribute in *attrp;
|
|
6240 */
|
|
6241 void
|
|
6242 screen_getbytes(row, col, bytes, attrp)
|
|
6243 int row, col;
|
|
6244 char_u *bytes;
|
|
6245 int *attrp;
|
|
6246 {
|
|
6247 unsigned off;
|
|
6248
|
|
6249 /* safety check */
|
|
6250 if (ScreenLines != NULL && row < screen_Rows && col < screen_Columns)
|
|
6251 {
|
|
6252 off = LineOffset[row] + col;
|
|
6253 *attrp = ScreenAttrs[off];
|
|
6254 bytes[0] = ScreenLines[off];
|
|
6255 bytes[1] = NUL;
|
|
6256
|
|
6257 #ifdef FEAT_MBYTE
|
|
6258 if (enc_utf8 && ScreenLinesUC[off] != 0)
|
|
6259 bytes[utfc_char2bytes(off, bytes)] = NUL;
|
|
6260 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e)
|
|
6261 {
|
|
6262 bytes[0] = ScreenLines[off];
|
|
6263 bytes[1] = ScreenLines2[off];
|
|
6264 bytes[2] = NUL;
|
|
6265 }
|
|
6266 else if (enc_dbcs && MB_BYTE2LEN(bytes[0]) > 1)
|
|
6267 {
|
|
6268 bytes[1] = ScreenLines[off + 1];
|
|
6269 bytes[2] = NUL;
|
|
6270 }
|
|
6271 #endif
|
|
6272 }
|
|
6273 }
|
|
6274
|
714
|
6275 #ifdef FEAT_MBYTE
|
|
6276 static int screen_comp_differs __ARGS((int, int*));
|
|
6277
|
|
6278 /*
|
|
6279 * Return TRUE if composing characters for screen posn "off" differs from
|
|
6280 * composing characters in "u8cc".
|
|
6281 */
|
|
6282 static int
|
|
6283 screen_comp_differs(off, u8cc)
|
|
6284 int off;
|
|
6285 int *u8cc;
|
|
6286 {
|
|
6287 int i;
|
|
6288
|
|
6289 for (i = 0; i < Screen_mco; ++i)
|
|
6290 {
|
|
6291 if (ScreenLinesC[i][off] != (u8char_T)u8cc[i])
|
|
6292 return TRUE;
|
|
6293 if (u8cc[i] == 0)
|
|
6294 break;
|
|
6295 }
|
|
6296 return FALSE;
|
|
6297 }
|
|
6298 #endif
|
|
6299
|
7
|
6300 /*
|
|
6301 * Put string '*text' on the screen at position 'row' and 'col', with
|
|
6302 * attributes 'attr', and update ScreenLines[] and ScreenAttrs[].
|
|
6303 * Note: only outputs within one row, message is truncated at screen boundary!
|
|
6304 * Note: if ScreenLines[], row and/or col is invalid, nothing is done.
|
|
6305 */
|
|
6306 void
|
|
6307 screen_puts(text, row, col, attr)
|
|
6308 char_u *text;
|
|
6309 int row;
|
|
6310 int col;
|
|
6311 int attr;
|
|
6312 {
|
|
6313 screen_puts_len(text, -1, row, col, attr);
|
|
6314 }
|
|
6315
|
|
6316 /*
|
|
6317 * Like screen_puts(), but output "text[len]". When "len" is -1 output up to
|
|
6318 * a NUL.
|
|
6319 */
|
|
6320 void
|
|
6321 screen_puts_len(text, len, row, col, attr)
|
|
6322 char_u *text;
|
|
6323 int len;
|
|
6324 int row;
|
|
6325 int col;
|
|
6326 int attr;
|
|
6327 {
|
|
6328 unsigned off;
|
|
6329 char_u *ptr = text;
|
|
6330 int c;
|
|
6331 #ifdef FEAT_MBYTE
|
1378
|
6332 unsigned max_off;
|
7
|
6333 int mbyte_blen = 1;
|
|
6334 int mbyte_cells = 1;
|
|
6335 int u8c = 0;
|
714
|
6336 int u8cc[MAX_MCO];
|
7
|
6337 int clear_next_cell = FALSE;
|
|
6338 # ifdef FEAT_ARABIC
|
|
6339 int prev_c = 0; /* previous Arabic character */
|
714
|
6340 int pc, nc, nc1;
|
|
6341 int pcc[MAX_MCO];
|
7
|
6342 # endif
|
|
6343 #endif
|
1843
|
6344 #if defined(FEAT_MBYTE) || defined(FEAT_GUI) || defined(UNIX)
|
|
6345 int force_redraw_this;
|
|
6346 int force_redraw_next = FALSE;
|
|
6347 #endif
|
|
6348 int need_redraw;
|
7
|
6349
|
|
6350 if (ScreenLines == NULL || row >= screen_Rows) /* safety check */
|
|
6351 return;
|
1843
|
6352 off = LineOffset[row] + col;
|
7
|
6353
|
1668
|
6354 #ifdef FEAT_MBYTE
|
|
6355 /* When drawing over the right halve of a double-wide char clear out the
|
|
6356 * left halve. Only needed in a terminal. */
|
1685
|
6357 if (has_mbyte && col > 0 && col < screen_Columns
|
1668
|
6358 # ifdef FEAT_GUI
|
|
6359 && !gui.in_use
|
|
6360 # endif
|
|
6361 && mb_fix_col(col, row) != col)
|
1843
|
6362 {
|
|
6363 ScreenLines[off - 1] = ' ';
|
|
6364 ScreenAttrs[off - 1] = 0;
|
|
6365 if (enc_utf8)
|
|
6366 {
|
|
6367 ScreenLinesUC[off - 1] = 0;
|
|
6368 ScreenLinesC[0][off - 1] = 0;
|
|
6369 }
|
|
6370 /* redraw the previous cell, make it empty */
|
|
6371 screen_char(off - 1, row, col - 1);
|
|
6372 /* force the cell at "col" to be redrawn */
|
|
6373 force_redraw_next = TRUE;
|
|
6374 }
|
|
6375 #endif
|
|
6376
|
1378
|
6377 #ifdef FEAT_MBYTE
|
|
6378 max_off = LineOffset[row] + screen_Columns;
|
|
6379 #endif
|
1340
|
6380 while (col < screen_Columns
|
|
6381 && (len < 0 || (int)(ptr - text) < len)
|
|
6382 && *ptr != NUL)
|
7
|
6383 {
|
|
6384 c = *ptr;
|
|
6385 #ifdef FEAT_MBYTE
|
|
6386 /* check if this is the first byte of a multibyte */
|
|
6387 if (has_mbyte)
|
|
6388 {
|
|
6389 if (enc_utf8 && len > 0)
|
474
|
6390 mbyte_blen = utfc_ptr2len_len(ptr, (int)((text + len) - ptr));
|
7
|
6391 else
|
474
|
6392 mbyte_blen = (*mb_ptr2len)(ptr);
|
7
|
6393 if (enc_dbcs == DBCS_JPNU && c == 0x8e)
|
|
6394 mbyte_cells = 1;
|
|
6395 else if (enc_dbcs != 0)
|
|
6396 mbyte_cells = mbyte_blen;
|
|
6397 else /* enc_utf8 */
|
|
6398 {
|
|
6399 if (len >= 0)
|
714
|
6400 u8c = utfc_ptr2char_len(ptr, u8cc,
|
7
|
6401 (int)((text + len) - ptr));
|
|
6402 else
|
714
|
6403 u8c = utfc_ptr2char(ptr, u8cc);
|
7
|
6404 mbyte_cells = utf_char2cells(u8c);
|
1401
|
6405 # ifdef UNICODE16
|
7
|
6406 /* Non-BMP character: display as ? or fullwidth ?. */
|
|
6407 if (u8c >= 0x10000)
|
|
6408 {
|
|
6409 u8c = (mbyte_cells == 2) ? 0xff1f : (int)'?';
|
|
6410 if (attr == 0)
|
|
6411 attr = hl_attr(HLF_8);
|
|
6412 }
|
1401
|
6413 # endif
|
7
|
6414 # ifdef FEAT_ARABIC
|
|
6415 if (p_arshape && !p_tbidi && ARABIC_CHAR(u8c))
|
|
6416 {
|
|
6417 /* Do Arabic shaping. */
|
|
6418 if (len >= 0 && (int)(ptr - text) + mbyte_blen >= len)
|
|
6419 {
|
|
6420 /* Past end of string to be displayed. */
|
|
6421 nc = NUL;
|
|
6422 nc1 = NUL;
|
|
6423 }
|
|
6424 else
|
714
|
6425 {
|
1994
|
6426 nc = utfc_ptr2char_len(ptr + mbyte_blen, pcc,
|
|
6427 (int)((text + len) - ptr - mbyte_blen));
|
714
|
6428 nc1 = pcc[0];
|
|
6429 }
|
7
|
6430 pc = prev_c;
|
|
6431 prev_c = u8c;
|
714
|
6432 u8c = arabic_shape(u8c, &c, &u8cc[0], nc, nc1, pc);
|
7
|
6433 }
|
|
6434 else
|
|
6435 prev_c = u8c;
|
|
6436 # endif
|
|
6437 }
|
|
6438 }
|
|
6439 #endif
|
|
6440
|
1843
|
6441 #if defined(FEAT_MBYTE) || defined(FEAT_GUI) || defined(UNIX)
|
|
6442 force_redraw_this = force_redraw_next;
|
|
6443 force_redraw_next = FALSE;
|
|
6444 #endif
|
|
6445
|
|
6446 need_redraw = ScreenLines[off] != c
|
7
|
6447 #ifdef FEAT_MBYTE
|
|
6448 || (mbyte_cells == 2
|
|
6449 && ScreenLines[off + 1] != (enc_dbcs ? ptr[1] : 0))
|
|
6450 || (enc_dbcs == DBCS_JPNU
|
|
6451 && c == 0x8e
|
|
6452 && ScreenLines2[off] != ptr[1])
|
|
6453 || (enc_utf8
|
1821
|
6454 && (ScreenLinesUC[off] != (u8char_T)(c >= 0x80 ? u8c : 0)
|
714
|
6455 || screen_comp_differs(off, u8cc)))
|
7
|
6456 #endif
|
|
6457 || ScreenAttrs[off] != attr
|
1843
|
6458 || exmode_active;
|
|
6459
|
|
6460 if (need_redraw
|
|
6461 #if defined(FEAT_MBYTE) || defined(FEAT_GUI) || defined(UNIX)
|
|
6462 || force_redraw_this
|
|
6463 #endif
|
7
|
6464 )
|
|
6465 {
|
|
6466 #if defined(FEAT_GUI) || defined(UNIX)
|
|
6467 /* The bold trick makes a single row of pixels appear in the next
|
|
6468 * character. When a bold character is removed, the next
|
|
6469 * character should be redrawn too. This happens for our own GUI
|
1843
|
6470 * and for some xterms. */
|
|
6471 if (need_redraw && ScreenLines[off] != ' ' && (
|
7
|
6472 # ifdef FEAT_GUI
|
|
6473 gui.in_use
|
|
6474 # endif
|
|
6475 # if defined(FEAT_GUI) && defined(UNIX)
|
|
6476 ||
|
|
6477 # endif
|
|
6478 # ifdef UNIX
|
|
6479 term_is_xterm
|
|
6480 # endif
|
1843
|
6481 ))
|
|
6482 {
|
|
6483 int n = ScreenAttrs[off];
|
|
6484
|
|
6485 if (n > HL_ALL)
|
|
6486 n = syn_attr2attr(n);
|
|
6487 if (n & HL_BOLD)
|
|
6488 force_redraw_next = TRUE;
|
7
|
6489 }
|
|
6490 #endif
|
|
6491 #ifdef FEAT_MBYTE
|
|
6492 /* When at the end of the text and overwriting a two-cell
|
|
6493 * character with a one-cell character, need to clear the next
|
|
6494 * cell. Also when overwriting the left halve of a two-cell char
|
|
6495 * with the right halve of a two-cell char. Do this only once
|
|
6496 * (mb_off2cells() may return 2 on the right halve). */
|
|
6497 if (clear_next_cell)
|
|
6498 clear_next_cell = FALSE;
|
|
6499 else if (has_mbyte
|
|
6500 && (len < 0 ? ptr[mbyte_blen] == NUL
|
|
6501 : ptr + mbyte_blen >= text + len)
|
1378
|
6502 && ((mbyte_cells == 1 && (*mb_off2cells)(off, max_off) > 1)
|
7
|
6503 || (mbyte_cells == 2
|
1378
|
6504 && (*mb_off2cells)(off, max_off) == 1
|
|
6505 && (*mb_off2cells)(off + 1, max_off) > 1)))
|
7
|
6506 clear_next_cell = TRUE;
|
|
6507
|
|
6508 /* Make sure we never leave a second byte of a double-byte behind,
|
|
6509 * it confuses mb_off2cells(). */
|
|
6510 if (enc_dbcs
|
1378
|
6511 && ((mbyte_cells == 1 && (*mb_off2cells)(off, max_off) > 1)
|
7
|
6512 || (mbyte_cells == 2
|
1378
|
6513 && (*mb_off2cells)(off, max_off) == 1
|
|
6514 && (*mb_off2cells)(off + 1, max_off) > 1)))
|
7
|
6515 ScreenLines[off + mbyte_blen] = 0;
|
|
6516 #endif
|
|
6517 ScreenLines[off] = c;
|
|
6518 ScreenAttrs[off] = attr;
|
|
6519 #ifdef FEAT_MBYTE
|
|
6520 if (enc_utf8)
|
|
6521 {
|
714
|
6522 if (c < 0x80 && u8cc[0] == 0)
|
7
|
6523 ScreenLinesUC[off] = 0;
|
|
6524 else
|
|
6525 {
|
714
|
6526 int i;
|
|
6527
|
7
|
6528 ScreenLinesUC[off] = u8c;
|
714
|
6529 for (i = 0; i < Screen_mco; ++i)
|
|
6530 {
|
|
6531 ScreenLinesC[i][off] = u8cc[i];
|
|
6532 if (u8cc[i] == 0)
|
|
6533 break;
|
|
6534 }
|
7
|
6535 }
|
|
6536 if (mbyte_cells == 2)
|
|
6537 {
|
|
6538 ScreenLines[off + 1] = 0;
|
|
6539 ScreenAttrs[off + 1] = attr;
|
|
6540 }
|
|
6541 screen_char(off, row, col);
|
|
6542 }
|
|
6543 else if (mbyte_cells == 2)
|
|
6544 {
|
|
6545 ScreenLines[off + 1] = ptr[1];
|
|
6546 ScreenAttrs[off + 1] = attr;
|
|
6547 screen_char_2(off, row, col);
|
|
6548 }
|
|
6549 else if (enc_dbcs == DBCS_JPNU && c == 0x8e)
|
|
6550 {
|
|
6551 ScreenLines2[off] = ptr[1];
|
|
6552 screen_char(off, row, col);
|
|
6553 }
|
|
6554 else
|
|
6555 #endif
|
|
6556 screen_char(off, row, col);
|
|
6557 }
|
|
6558 #ifdef FEAT_MBYTE
|
|
6559 if (has_mbyte)
|
|
6560 {
|
|
6561 off += mbyte_cells;
|
|
6562 col += mbyte_cells;
|
|
6563 ptr += mbyte_blen;
|
|
6564 if (clear_next_cell)
|
|
6565 ptr = (char_u *)" ";
|
|
6566 }
|
|
6567 else
|
|
6568 #endif
|
|
6569 {
|
|
6570 ++off;
|
|
6571 ++col;
|
|
6572 ++ptr;
|
|
6573 }
|
|
6574 }
|
1843
|
6575
|
|
6576 #if defined(FEAT_MBYTE) || defined(FEAT_GUI) || defined(UNIX)
|
|
6577 /* If we detected the next character needs to be redrawn, but the text
|
|
6578 * doesn't extend up to there, update the character here. */
|
|
6579 if (force_redraw_next && col < screen_Columns)
|
|
6580 {
|
|
6581 # ifdef FEAT_MBYTE
|
|
6582 if (enc_dbcs != 0 && dbcs_off2cells(off, max_off) > 1)
|
|
6583 screen_char_2(off, row, col);
|
|
6584 else
|
|
6585 # endif
|
|
6586 screen_char(off, row, col);
|
|
6587 }
|
|
6588 #endif
|
7
|
6589 }
|
|
6590
|
|
6591 #ifdef FEAT_SEARCH_EXTRA
|
|
6592 /*
|
1326
|
6593 * Prepare for 'hlsearch' highlighting.
|
7
|
6594 */
|
|
6595 static void
|
|
6596 start_search_hl()
|
|
6597 {
|
|
6598 if (p_hls && !no_hlsearch)
|
|
6599 {
|
|
6600 last_pat_prog(&search_hl.rm);
|
|
6601 search_hl.attr = hl_attr(HLF_L);
|
1521
|
6602 # ifdef FEAT_RELTIME
|
|
6603 /* Set the time limit to 'redrawtime'. */
|
|
6604 profile_setlimit(p_rdt, &search_hl.tm);
|
|
6605 # endif
|
7
|
6606 }
|
|
6607 }
|
|
6608
|
|
6609 /*
|
1326
|
6610 * Clean up for 'hlsearch' highlighting.
|
7
|
6611 */
|
|
6612 static void
|
|
6613 end_search_hl()
|
|
6614 {
|
|
6615 if (search_hl.rm.regprog != NULL)
|
|
6616 {
|
|
6617 vim_free(search_hl.rm.regprog);
|
|
6618 search_hl.rm.regprog = NULL;
|
|
6619 }
|
|
6620 }
|
|
6621
|
|
6622 /*
|
|
6623 * Advance to the match in window "wp" line "lnum" or past it.
|
|
6624 */
|
|
6625 static void
|
|
6626 prepare_search_hl(wp, lnum)
|
|
6627 win_T *wp;
|
|
6628 linenr_T lnum;
|
|
6629 {
|
1326
|
6630 matchitem_T *cur; /* points to the match list */
|
|
6631 match_T *shl; /* points to search_hl or a match */
|
|
6632 int shl_flag; /* flag to indicate whether search_hl
|
|
6633 has been processed or not */
|
7
|
6634 int n;
|
|
6635
|
|
6636 /*
|
|
6637 * When using a multi-line pattern, start searching at the top
|
|
6638 * of the window or just after a closed fold.
|
1326
|
6639 * Do this both for search_hl and the match list.
|
7
|
6640 */
|
1326
|
6641 cur = wp->w_match_head;
|
|
6642 shl_flag = FALSE;
|
|
6643 while (cur != NULL || shl_flag == FALSE)
|
|
6644 {
|
|
6645 if (shl_flag == FALSE)
|
|
6646 {
|
|
6647 shl = &search_hl;
|
|
6648 shl_flag = TRUE;
|
|
6649 }
|
|
6650 else
|
|
6651 shl = &cur->hl;
|
7
|
6652 if (shl->rm.regprog != NULL
|
|
6653 && shl->lnum == 0
|
|
6654 && re_multiline(shl->rm.regprog))
|
|
6655 {
|
|
6656 if (shl->first_lnum == 0)
|
|
6657 {
|
|
6658 # ifdef FEAT_FOLDING
|
|
6659 for (shl->first_lnum = lnum;
|
|
6660 shl->first_lnum > wp->w_topline; --shl->first_lnum)
|
|
6661 if (hasFoldingWin(wp, shl->first_lnum - 1,
|
|
6662 NULL, NULL, TRUE, NULL))
|
|
6663 break;
|
|
6664 # else
|
|
6665 shl->first_lnum = wp->w_topline;
|
|
6666 # endif
|
|
6667 }
|
|
6668 n = 0;
|
|
6669 while (shl->first_lnum < lnum && shl->rm.regprog != NULL)
|
|
6670 {
|
|
6671 next_search_hl(wp, shl, shl->first_lnum, (colnr_T)n);
|
|
6672 if (shl->lnum != 0)
|
|
6673 {
|
|
6674 shl->first_lnum = shl->lnum
|
|
6675 + shl->rm.endpos[0].lnum
|
|
6676 - shl->rm.startpos[0].lnum;
|
|
6677 n = shl->rm.endpos[0].col;
|
|
6678 }
|
|
6679 else
|
|
6680 {
|
|
6681 ++shl->first_lnum;
|
|
6682 n = 0;
|
|
6683 }
|
|
6684 }
|
|
6685 }
|
1326
|
6686 if (shl != &search_hl && cur != NULL)
|
|
6687 cur = cur->next;
|
7
|
6688 }
|
|
6689 }
|
|
6690
|
|
6691 /*
|
1326
|
6692 * Search for a next 'hlsearch' or match.
|
7
|
6693 * Uses shl->buf.
|
|
6694 * Sets shl->lnum and shl->rm contents.
|
|
6695 * Note: Assumes a previous match is always before "lnum", unless
|
|
6696 * shl->lnum is zero.
|
|
6697 * Careful: Any pointers for buffer lines will become invalid.
|
|
6698 */
|
|
6699 static void
|
|
6700 next_search_hl(win, shl, lnum, mincol)
|
|
6701 win_T *win;
|
1326
|
6702 match_T *shl; /* points to search_hl or a match */
|
7
|
6703 linenr_T lnum;
|
|
6704 colnr_T mincol; /* minimal column for a match */
|
|
6705 {
|
|
6706 linenr_T l;
|
|
6707 colnr_T matchcol;
|
|
6708 long nmatched;
|
|
6709
|
|
6710 if (shl->lnum != 0)
|
|
6711 {
|
|
6712 /* Check for three situations:
|
|
6713 * 1. If the "lnum" is below a previous match, start a new search.
|
|
6714 * 2. If the previous match includes "mincol", use it.
|
|
6715 * 3. Continue after the previous match.
|
|
6716 */
|
|
6717 l = shl->lnum + shl->rm.endpos[0].lnum - shl->rm.startpos[0].lnum;
|
|
6718 if (lnum > l)
|
|
6719 shl->lnum = 0;
|
|
6720 else if (lnum < l || shl->rm.endpos[0].col > mincol)
|
|
6721 return;
|
|
6722 }
|
|
6723
|
|
6724 /*
|
|
6725 * Repeat searching for a match until one is found that includes "mincol"
|
|
6726 * or none is found in this line.
|
|
6727 */
|
|
6728 called_emsg = FALSE;
|
|
6729 for (;;)
|
|
6730 {
|
1521
|
6731 #ifdef FEAT_RELTIME
|
|
6732 /* Stop searching after passing the time limit. */
|
|
6733 if (profile_passed_limit(&(shl->tm)))
|
|
6734 {
|
|
6735 shl->lnum = 0; /* no match found in time */
|
|
6736 break;
|
|
6737 }
|
|
6738 #endif
|
7
|
6739 /* Three situations:
|
|
6740 * 1. No useful previous match: search from start of line.
|
|
6741 * 2. Not Vi compatible or empty match: continue at next character.
|
|
6742 * Break the loop if this is beyond the end of the line.
|
|
6743 * 3. Vi compatible searching: continue at end of previous match.
|
|
6744 */
|
|
6745 if (shl->lnum == 0)
|
|
6746 matchcol = 0;
|
|
6747 else if (vim_strchr(p_cpo, CPO_SEARCH) == NULL
|
|
6748 || (shl->rm.endpos[0].lnum == 0
|
685
|
6749 && shl->rm.endpos[0].col <= shl->rm.startpos[0].col))
|
|
6750 {
|
688
|
6751 char_u *ml;
|
685
|
6752
|
|
6753 matchcol = shl->rm.startpos[0].col;
|
688
|
6754 ml = ml_get_buf(shl->buf, lnum, FALSE) + matchcol;
|
685
|
6755 if (*ml == NUL)
|
|
6756 {
|
|
6757 ++matchcol;
|
7
|
6758 shl->lnum = 0;
|
|
6759 break;
|
|
6760 }
|
685
|
6761 #ifdef FEAT_MBYTE
|
|
6762 if (has_mbyte)
|
|
6763 matchcol += mb_ptr2len(ml);
|
|
6764 else
|
|
6765 #endif
|
|
6766 ++matchcol;
|
7
|
6767 }
|
|
6768 else
|
|
6769 matchcol = shl->rm.endpos[0].col;
|
|
6770
|
|
6771 shl->lnum = lnum;
|
1521
|
6772 nmatched = vim_regexec_multi(&shl->rm, win, shl->buf, lnum, matchcol,
|
|
6773 #ifdef FEAT_RELTIME
|
|
6774 &(shl->tm)
|
|
6775 #else
|
|
6776 NULL
|
|
6777 #endif
|
|
6778 );
|
7
|
6779 if (called_emsg)
|
|
6780 {
|
|
6781 /* Error while handling regexp: stop using this regexp. */
|
1112
|
6782 if (shl == &search_hl)
|
|
6783 {
|
1326
|
6784 /* don't free regprog in the match list, it's a copy */
|
1112
|
6785 vim_free(shl->rm.regprog);
|
|
6786 no_hlsearch = TRUE;
|
|
6787 }
|
7
|
6788 shl->rm.regprog = NULL;
|
1112
|
6789 shl->lnum = 0;
|
|
6790 got_int = FALSE; /* avoid the "Type :quit to exit Vim" message */
|
7
|
6791 break;
|
|
6792 }
|
|
6793 if (nmatched == 0)
|
|
6794 {
|
|
6795 shl->lnum = 0; /* no match found */
|
|
6796 break;
|
|
6797 }
|
|
6798 if (shl->rm.startpos[0].lnum > 0
|
|
6799 || shl->rm.startpos[0].col >= mincol
|
|
6800 || nmatched > 1
|
|
6801 || shl->rm.endpos[0].col > mincol)
|
|
6802 {
|
|
6803 shl->lnum += shl->rm.startpos[0].lnum;
|
|
6804 break; /* useful match found */
|
|
6805 }
|
|
6806 }
|
|
6807 }
|
|
6808 #endif
|
|
6809
|
|
6810 static void
|
|
6811 screen_start_highlight(attr)
|
|
6812 int attr;
|
|
6813 {
|
|
6814 attrentry_T *aep = NULL;
|
|
6815
|
|
6816 screen_attr = attr;
|
|
6817 if (full_screen
|
|
6818 #ifdef WIN3264
|
|
6819 && termcap_active
|
|
6820 #endif
|
|
6821 )
|
|
6822 {
|
|
6823 #ifdef FEAT_GUI
|
|
6824 if (gui.in_use)
|
|
6825 {
|
|
6826 char buf[20];
|
|
6827
|
681
|
6828 /* The GUI handles this internally. */
|
|
6829 sprintf(buf, IF_EB("\033|%dh", ESC_STR "|%dh"), attr);
|
7
|
6830 OUT_STR(buf);
|
|
6831 }
|
|
6832 else
|
|
6833 #endif
|
|
6834 {
|
|
6835 if (attr > HL_ALL) /* special HL attr. */
|
|
6836 {
|
|
6837 if (t_colors > 1)
|
|
6838 aep = syn_cterm_attr2entry(attr);
|
|
6839 else
|
|
6840 aep = syn_term_attr2entry(attr);
|
|
6841 if (aep == NULL) /* did ":syntax clear" */
|
|
6842 attr = 0;
|
|
6843 else
|
|
6844 attr = aep->ae_attr;
|
|
6845 }
|
|
6846 if ((attr & HL_BOLD) && T_MD != NULL) /* bold */
|
|
6847 out_str(T_MD);
|
681
|
6848 else if (aep != NULL && t_colors > 1 && aep->ae_u.cterm.fg_color
|
|
6849 && cterm_normal_fg_bold)
|
|
6850 /* If the Normal FG color has BOLD attribute and the new HL
|
|
6851 * has a FG color defined, clear BOLD. */
|
|
6852 out_str(T_ME);
|
7
|
6853 if ((attr & HL_STANDOUT) && T_SO != NULL) /* standout */
|
|
6854 out_str(T_SO);
|
205
|
6855 if ((attr & (HL_UNDERLINE | HL_UNDERCURL)) && T_US != NULL)
|
|
6856 /* underline or undercurl */
|
7
|
6857 out_str(T_US);
|
|
6858 if ((attr & HL_ITALIC) && T_CZH != NULL) /* italic */
|
|
6859 out_str(T_CZH);
|
|
6860 if ((attr & HL_INVERSE) && T_MR != NULL) /* inverse (reverse) */
|
|
6861 out_str(T_MR);
|
|
6862
|
|
6863 /*
|
|
6864 * Output the color or start string after bold etc., in case the
|
|
6865 * bold etc. override the color setting.
|
|
6866 */
|
|
6867 if (aep != NULL)
|
|
6868 {
|
|
6869 if (t_colors > 1)
|
|
6870 {
|
|
6871 if (aep->ae_u.cterm.fg_color)
|
|
6872 term_fg_color(aep->ae_u.cterm.fg_color - 1);
|
|
6873 if (aep->ae_u.cterm.bg_color)
|
|
6874 term_bg_color(aep->ae_u.cterm.bg_color - 1);
|
|
6875 }
|
|
6876 else
|
|
6877 {
|
|
6878 if (aep->ae_u.term.start != NULL)
|
|
6879 out_str(aep->ae_u.term.start);
|
|
6880 }
|
|
6881 }
|
|
6882 }
|
|
6883 }
|
|
6884 }
|
|
6885
|
|
6886 void
|
|
6887 screen_stop_highlight()
|
|
6888 {
|
|
6889 int do_ME = FALSE; /* output T_ME code */
|
|
6890
|
|
6891 if (screen_attr != 0
|
|
6892 #ifdef WIN3264
|
|
6893 && termcap_active
|
|
6894 #endif
|
|
6895 )
|
|
6896 {
|
|
6897 #ifdef FEAT_GUI
|
|
6898 if (gui.in_use)
|
|
6899 {
|
|
6900 char buf[20];
|
|
6901
|
|
6902 /* use internal GUI code */
|
|
6903 sprintf(buf, IF_EB("\033|%dH", ESC_STR "|%dH"), screen_attr);
|
|
6904 OUT_STR(buf);
|
|
6905 }
|
|
6906 else
|
|
6907 #endif
|
|
6908 {
|
|
6909 if (screen_attr > HL_ALL) /* special HL attr. */
|
|
6910 {
|
|
6911 attrentry_T *aep;
|
|
6912
|
|
6913 if (t_colors > 1)
|
|
6914 {
|
|
6915 /*
|
|
6916 * Assume that t_me restores the original colors!
|
|
6917 */
|
|
6918 aep = syn_cterm_attr2entry(screen_attr);
|
|
6919 if (aep != NULL && (aep->ae_u.cterm.fg_color
|
|
6920 || aep->ae_u.cterm.bg_color))
|
|
6921 do_ME = TRUE;
|
|
6922 }
|
|
6923 else
|
|
6924 {
|
|
6925 aep = syn_term_attr2entry(screen_attr);
|
|
6926 if (aep != NULL && aep->ae_u.term.stop != NULL)
|
|
6927 {
|
|
6928 if (STRCMP(aep->ae_u.term.stop, T_ME) == 0)
|
|
6929 do_ME = TRUE;
|
|
6930 else
|
|
6931 out_str(aep->ae_u.term.stop);
|
|
6932 }
|
|
6933 }
|
|
6934 if (aep == NULL) /* did ":syntax clear" */
|
|
6935 screen_attr = 0;
|
|
6936 else
|
|
6937 screen_attr = aep->ae_attr;
|
|
6938 }
|
|
6939
|
|
6940 /*
|
|
6941 * Often all ending-codes are equal to T_ME. Avoid outputting the
|
|
6942 * same sequence several times.
|
|
6943 */
|
|
6944 if (screen_attr & HL_STANDOUT)
|
|
6945 {
|
|
6946 if (STRCMP(T_SE, T_ME) == 0)
|
|
6947 do_ME = TRUE;
|
|
6948 else
|
|
6949 out_str(T_SE);
|
|
6950 }
|
205
|
6951 if (screen_attr & (HL_UNDERLINE | HL_UNDERCURL))
|
7
|
6952 {
|
|
6953 if (STRCMP(T_UE, T_ME) == 0)
|
|
6954 do_ME = TRUE;
|
|
6955 else
|
|
6956 out_str(T_UE);
|
|
6957 }
|
|
6958 if (screen_attr & HL_ITALIC)
|
|
6959 {
|
|
6960 if (STRCMP(T_CZR, T_ME) == 0)
|
|
6961 do_ME = TRUE;
|
|
6962 else
|
|
6963 out_str(T_CZR);
|
|
6964 }
|
|
6965 if (do_ME || (screen_attr & (HL_BOLD | HL_INVERSE)))
|
|
6966 out_str(T_ME);
|
|
6967
|
|
6968 if (t_colors > 1)
|
|
6969 {
|
|
6970 /* set Normal cterm colors */
|
|
6971 if (cterm_normal_fg_color != 0)
|
|
6972 term_fg_color(cterm_normal_fg_color - 1);
|
|
6973 if (cterm_normal_bg_color != 0)
|
|
6974 term_bg_color(cterm_normal_bg_color - 1);
|
|
6975 if (cterm_normal_fg_bold)
|
|
6976 out_str(T_MD);
|
|
6977 }
|
|
6978 }
|
|
6979 }
|
|
6980 screen_attr = 0;
|
|
6981 }
|
|
6982
|
|
6983 /*
|
|
6984 * Reset the colors for a cterm. Used when leaving Vim.
|
|
6985 * The machine specific code may override this again.
|
|
6986 */
|
|
6987 void
|
|
6988 reset_cterm_colors()
|
|
6989 {
|
|
6990 if (t_colors > 1)
|
|
6991 {
|
|
6992 /* set Normal cterm colors */
|
|
6993 if (cterm_normal_fg_color > 0 || cterm_normal_bg_color > 0)
|
|
6994 {
|
|
6995 out_str(T_OP);
|
|
6996 screen_attr = -1;
|
|
6997 }
|
|
6998 if (cterm_normal_fg_bold)
|
|
6999 {
|
|
7000 out_str(T_ME);
|
|
7001 screen_attr = -1;
|
|
7002 }
|
|
7003 }
|
|
7004 }
|
|
7005
|
|
7006 /*
|
|
7007 * Put character ScreenLines["off"] on the screen at position "row" and "col",
|
|
7008 * using the attributes from ScreenAttrs["off"].
|
|
7009 */
|
|
7010 static void
|
|
7011 screen_char(off, row, col)
|
|
7012 unsigned off;
|
|
7013 int row;
|
|
7014 int col;
|
|
7015 {
|
|
7016 int attr;
|
|
7017
|
|
7018 /* Check for illegal values, just in case (could happen just after
|
|
7019 * resizing). */
|
|
7020 if (row >= screen_Rows || col >= screen_Columns)
|
|
7021 return;
|
|
7022
|
|
7023 /* Outputting the last character on the screen may scrollup the screen.
|
|
7024 * Don't to it! Mark the character invalid (update it when scrolled up) */
|
|
7025 if (row == screen_Rows - 1 && col == screen_Columns - 1
|
|
7026 #ifdef FEAT_RIGHTLEFT
|
|
7027 /* account for first command-line character in rightleft mode */
|
|
7028 && !cmdmsg_rl
|
|
7029 #endif
|
|
7030 )
|
|
7031 {
|
|
7032 ScreenAttrs[off] = (sattr_T)-1;
|
|
7033 return;
|
|
7034 }
|
|
7035
|
|
7036 /*
|
|
7037 * Stop highlighting first, so it's easier to move the cursor.
|
|
7038 */
|
|
7039 #if defined(FEAT_CLIPBOARD) || defined(FEAT_VERTSPLIT)
|
|
7040 if (screen_char_attr != 0)
|
|
7041 attr = screen_char_attr;
|
|
7042 else
|
|
7043 #endif
|
|
7044 attr = ScreenAttrs[off];
|
|
7045 if (screen_attr != attr)
|
|
7046 screen_stop_highlight();
|
|
7047
|
|
7048 windgoto(row, col);
|
|
7049
|
|
7050 if (screen_attr != attr)
|
|
7051 screen_start_highlight(attr);
|
|
7052
|
|
7053 #ifdef FEAT_MBYTE
|
|
7054 if (enc_utf8 && ScreenLinesUC[off] != 0)
|
|
7055 {
|
|
7056 char_u buf[MB_MAXBYTES + 1];
|
|
7057
|
|
7058 /* Convert UTF-8 character to bytes and write it. */
|
|
7059
|
|
7060 buf[utfc_char2bytes(off, buf)] = NUL;
|
|
7061
|
|
7062 out_str(buf);
|
|
7063 if (utf_char2cells(ScreenLinesUC[off]) > 1)
|
|
7064 ++screen_cur_col;
|
|
7065 }
|
|
7066 else
|
|
7067 #endif
|
|
7068 {
|
|
7069 #ifdef FEAT_MBYTE
|
|
7070 out_flush_check();
|
|
7071 #endif
|
|
7072 out_char(ScreenLines[off]);
|
|
7073 #ifdef FEAT_MBYTE
|
|
7074 /* double-byte character in single-width cell */
|
|
7075 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e)
|
|
7076 out_char(ScreenLines2[off]);
|
|
7077 #endif
|
|
7078 }
|
|
7079
|
|
7080 screen_cur_col++;
|
|
7081 }
|
|
7082
|
|
7083 #ifdef FEAT_MBYTE
|
|
7084
|
|
7085 /*
|
|
7086 * Used for enc_dbcs only: Put one double-wide character at ScreenLines["off"]
|
|
7087 * on the screen at position 'row' and 'col'.
|
|
7088 * The attributes of the first byte is used for all. This is required to
|
|
7089 * output the two bytes of a double-byte character with nothing in between.
|
|
7090 */
|
|
7091 static void
|
|
7092 screen_char_2(off, row, col)
|
|
7093 unsigned off;
|
|
7094 int row;
|
|
7095 int col;
|
|
7096 {
|
|
7097 /* Check for illegal values (could be wrong when screen was resized). */
|
|
7098 if (off + 1 >= (unsigned)(screen_Rows * screen_Columns))
|
|
7099 return;
|
|
7100
|
|
7101 /* Outputting the last character on the screen may scrollup the screen.
|
|
7102 * Don't to it! Mark the character invalid (update it when scrolled up) */
|
|
7103 if (row == screen_Rows - 1 && col >= screen_Columns - 2)
|
|
7104 {
|
|
7105 ScreenAttrs[off] = (sattr_T)-1;
|
|
7106 return;
|
|
7107 }
|
|
7108
|
|
7109 /* Output the first byte normally (positions the cursor), then write the
|
|
7110 * second byte directly. */
|
|
7111 screen_char(off, row, col);
|
|
7112 out_char(ScreenLines[off + 1]);
|
|
7113 ++screen_cur_col;
|
|
7114 }
|
|
7115 #endif
|
|
7116
|
|
7117 #if defined(FEAT_CLIPBOARD) || defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
7118 /*
|
|
7119 * Draw a rectangle of the screen, inverted when "invert" is TRUE.
|
|
7120 * This uses the contents of ScreenLines[] and doesn't change it.
|
|
7121 */
|
|
7122 void
|
|
7123 screen_draw_rectangle(row, col, height, width, invert)
|
|
7124 int row;
|
|
7125 int col;
|
|
7126 int height;
|
|
7127 int width;
|
|
7128 int invert;
|
|
7129 {
|
|
7130 int r, c;
|
|
7131 int off;
|
1378
|
7132 #ifdef FEAT_MBYTE
|
|
7133 int max_off;
|
|
7134 #endif
|
7
|
7135
|
534
|
7136 /* Can't use ScreenLines unless initialized */
|
|
7137 if (ScreenLines == NULL)
|
|
7138 return;
|
|
7139
|
7
|
7140 if (invert)
|
|
7141 screen_char_attr = HL_INVERSE;
|
|
7142 for (r = row; r < row + height; ++r)
|
|
7143 {
|
|
7144 off = LineOffset[r];
|
1378
|
7145 #ifdef FEAT_MBYTE
|
|
7146 max_off = off + screen_Columns;
|
|
7147 #endif
|
7
|
7148 for (c = col; c < col + width; ++c)
|
|
7149 {
|
|
7150 #ifdef FEAT_MBYTE
|
1378
|
7151 if (enc_dbcs != 0 && dbcs_off2cells(off + c, max_off) > 1)
|
7
|
7152 {
|
|
7153 screen_char_2(off + c, r, c);
|
|
7154 ++c;
|
|
7155 }
|
|
7156 else
|
|
7157 #endif
|
|
7158 {
|
|
7159 screen_char(off + c, r, c);
|
|
7160 #ifdef FEAT_MBYTE
|
1378
|
7161 if (utf_off2cells(off + c, max_off) > 1)
|
7
|
7162 ++c;
|
|
7163 #endif
|
|
7164 }
|
|
7165 }
|
|
7166 }
|
|
7167 screen_char_attr = 0;
|
|
7168 }
|
|
7169 #endif
|
|
7170
|
|
7171 #ifdef FEAT_VERTSPLIT
|
|
7172 /*
|
|
7173 * Redraw the characters for a vertically split window.
|
|
7174 */
|
|
7175 static void
|
|
7176 redraw_block(row, end, wp)
|
|
7177 int row;
|
|
7178 int end;
|
|
7179 win_T *wp;
|
|
7180 {
|
|
7181 int col;
|
|
7182 int width;
|
|
7183
|
|
7184 # ifdef FEAT_CLIPBOARD
|
|
7185 clip_may_clear_selection(row, end - 1);
|
|
7186 # endif
|
|
7187
|
|
7188 if (wp == NULL)
|
|
7189 {
|
|
7190 col = 0;
|
|
7191 width = Columns;
|
|
7192 }
|
|
7193 else
|
|
7194 {
|
|
7195 col = wp->w_wincol;
|
|
7196 width = wp->w_width;
|
|
7197 }
|
|
7198 screen_draw_rectangle(row, col, end - row, width, FALSE);
|
|
7199 }
|
|
7200 #endif
|
|
7201
|
|
7202 /*
|
|
7203 * Fill the screen from 'start_row' to 'end_row', from 'start_col' to 'end_col'
|
|
7204 * with character 'c1' in first column followed by 'c2' in the other columns.
|
|
7205 * Use attributes 'attr'.
|
|
7206 */
|
|
7207 void
|
|
7208 screen_fill(start_row, end_row, start_col, end_col, c1, c2, attr)
|
|
7209 int start_row, end_row;
|
|
7210 int start_col, end_col;
|
|
7211 int c1, c2;
|
|
7212 int attr;
|
|
7213 {
|
|
7214 int row;
|
|
7215 int col;
|
|
7216 int off;
|
|
7217 int end_off;
|
|
7218 int did_delete;
|
|
7219 int c;
|
|
7220 int norm_term;
|
|
7221 #if defined(FEAT_GUI) || defined(UNIX)
|
|
7222 int force_next = FALSE;
|
|
7223 #endif
|
|
7224
|
|
7225 if (end_row > screen_Rows) /* safety check */
|
|
7226 end_row = screen_Rows;
|
|
7227 if (end_col > screen_Columns) /* safety check */
|
|
7228 end_col = screen_Columns;
|
|
7229 if (ScreenLines == NULL
|
|
7230 || start_row >= end_row
|
|
7231 || start_col >= end_col) /* nothing to do */
|
|
7232 return;
|
|
7233
|
|
7234 /* it's a "normal" terminal when not in a GUI or cterm */
|
|
7235 norm_term = (
|
|
7236 #ifdef FEAT_GUI
|
|
7237 !gui.in_use &&
|
|
7238 #endif
|
|
7239 t_colors <= 1);
|
|
7240 for (row = start_row; row < end_row; ++row)
|
|
7241 {
|
1668
|
7242 #ifdef FEAT_MBYTE
|
|
7243 if (has_mbyte
|
|
7244 # ifdef FEAT_GUI
|
|
7245 && !gui.in_use
|
|
7246 # endif
|
|
7247 )
|
|
7248 {
|
|
7249 /* When drawing over the right halve of a double-wide char clear
|
|
7250 * out the left halve. When drawing over the left halve of a
|
|
7251 * double wide-char clear out the right halve. Only needed in a
|
|
7252 * terminal. */
|
1685
|
7253 if (start_col > 0 && mb_fix_col(start_col, row) != start_col)
|
1670
|
7254 screen_puts_len((char_u *)" ", 1, row, start_col - 1, 0);
|
1677
|
7255 if (end_col < screen_Columns && mb_fix_col(end_col, row) != end_col)
|
1670
|
7256 screen_puts_len((char_u *)" ", 1, row, end_col, 0);
|
1668
|
7257 }
|
|
7258 #endif
|
7
|
7259 /*
|
|
7260 * Try to use delete-line termcap code, when no attributes or in a
|
|
7261 * "normal" terminal, where a bold/italic space is just a
|
|
7262 * space.
|
|
7263 */
|
|
7264 did_delete = FALSE;
|
|
7265 if (c2 == ' '
|
|
7266 && end_col == Columns
|
|
7267 && can_clear(T_CE)
|
|
7268 && (attr == 0
|
|
7269 || (norm_term
|
|
7270 && attr <= HL_ALL
|
|
7271 && ((attr & ~(HL_BOLD | HL_ITALIC)) == 0))))
|
|
7272 {
|
|
7273 /*
|
|
7274 * check if we really need to clear something
|
|
7275 */
|
|
7276 col = start_col;
|
|
7277 if (c1 != ' ') /* don't clear first char */
|
|
7278 ++col;
|
|
7279
|
|
7280 off = LineOffset[row] + col;
|
|
7281 end_off = LineOffset[row] + end_col;
|
|
7282
|
|
7283 /* skip blanks (used often, keep it fast!) */
|
|
7284 #ifdef FEAT_MBYTE
|
|
7285 if (enc_utf8)
|
|
7286 while (off < end_off && ScreenLines[off] == ' '
|
|
7287 && ScreenAttrs[off] == 0 && ScreenLinesUC[off] == 0)
|
|
7288 ++off;
|
|
7289 else
|
|
7290 #endif
|
|
7291 while (off < end_off && ScreenLines[off] == ' '
|
|
7292 && ScreenAttrs[off] == 0)
|
|
7293 ++off;
|
|
7294 if (off < end_off) /* something to be cleared */
|
|
7295 {
|
|
7296 col = off - LineOffset[row];
|
|
7297 screen_stop_highlight();
|
|
7298 term_windgoto(row, col);/* clear rest of this screen line */
|
|
7299 out_str(T_CE);
|
|
7300 screen_start(); /* don't know where cursor is now */
|
|
7301 col = end_col - col;
|
|
7302 while (col--) /* clear chars in ScreenLines */
|
|
7303 {
|
|
7304 ScreenLines[off] = ' ';
|
|
7305 #ifdef FEAT_MBYTE
|
|
7306 if (enc_utf8)
|
|
7307 ScreenLinesUC[off] = 0;
|
|
7308 #endif
|
|
7309 ScreenAttrs[off] = 0;
|
|
7310 ++off;
|
|
7311 }
|
|
7312 }
|
|
7313 did_delete = TRUE; /* the chars are cleared now */
|
|
7314 }
|
|
7315
|
|
7316 off = LineOffset[row] + start_col;
|
|
7317 c = c1;
|
|
7318 for (col = start_col; col < end_col; ++col)
|
|
7319 {
|
|
7320 if (ScreenLines[off] != c
|
|
7321 #ifdef FEAT_MBYTE
|
714
|
7322 || (enc_utf8 && (int)ScreenLinesUC[off]
|
|
7323 != (c >= 0x80 ? c : 0))
|
7
|
7324 #endif
|
|
7325 || ScreenAttrs[off] != attr
|
|
7326 #if defined(FEAT_GUI) || defined(UNIX)
|
|
7327 || force_next
|
|
7328 #endif
|
|
7329 )
|
|
7330 {
|
|
7331 #if defined(FEAT_GUI) || defined(UNIX)
|
|
7332 /* The bold trick may make a single row of pixels appear in
|
|
7333 * the next character. When a bold character is removed, the
|
|
7334 * next character should be redrawn too. This happens for our
|
|
7335 * own GUI and for some xterms. */
|
|
7336 if (
|
|
7337 # ifdef FEAT_GUI
|
|
7338 gui.in_use
|
|
7339 # endif
|
|
7340 # if defined(FEAT_GUI) && defined(UNIX)
|
|
7341 ||
|
|
7342 # endif
|
|
7343 # ifdef UNIX
|
|
7344 term_is_xterm
|
|
7345 # endif
|
|
7346 )
|
|
7347 {
|
|
7348 if (ScreenLines[off] != ' '
|
|
7349 && (ScreenAttrs[off] > HL_ALL
|
|
7350 || ScreenAttrs[off] & HL_BOLD))
|
|
7351 force_next = TRUE;
|
|
7352 else
|
|
7353 force_next = FALSE;
|
|
7354 }
|
|
7355 #endif
|
|
7356 ScreenLines[off] = c;
|
|
7357 #ifdef FEAT_MBYTE
|
|
7358 if (enc_utf8)
|
|
7359 {
|
|
7360 if (c >= 0x80)
|
|
7361 {
|
|
7362 ScreenLinesUC[off] = c;
|
714
|
7363 ScreenLinesC[0][off] = 0;
|
7
|
7364 }
|
|
7365 else
|
|
7366 ScreenLinesUC[off] = 0;
|
|
7367 }
|
|
7368 #endif
|
|
7369 ScreenAttrs[off] = attr;
|
|
7370 if (!did_delete || c != ' ')
|
|
7371 screen_char(off, row, col);
|
|
7372 }
|
|
7373 ++off;
|
|
7374 if (col == start_col)
|
|
7375 {
|
|
7376 if (did_delete)
|
|
7377 break;
|
|
7378 c = c2;
|
|
7379 }
|
|
7380 }
|
|
7381 if (end_col == Columns)
|
|
7382 LineWraps[row] = FALSE;
|
|
7383 if (row == Rows - 1) /* overwritten the command line */
|
|
7384 {
|
|
7385 redraw_cmdline = TRUE;
|
|
7386 if (c1 == ' ' && c2 == ' ')
|
|
7387 clear_cmdline = FALSE; /* command line has been cleared */
|
644
|
7388 if (start_col == 0)
|
|
7389 mode_displayed = FALSE; /* mode cleared or overwritten */
|
7
|
7390 }
|
|
7391 }
|
|
7392 }
|
|
7393
|
|
7394 /*
|
|
7395 * Check if there should be a delay. Used before clearing or redrawing the
|
|
7396 * screen or the command line.
|
|
7397 */
|
|
7398 void
|
|
7399 check_for_delay(check_msg_scroll)
|
|
7400 int check_msg_scroll;
|
|
7401 {
|
|
7402 if ((emsg_on_display || (check_msg_scroll && msg_scroll))
|
|
7403 && !did_wait_return
|
|
7404 && emsg_silent == 0)
|
|
7405 {
|
|
7406 out_flush();
|
|
7407 ui_delay(1000L, TRUE);
|
|
7408 emsg_on_display = FALSE;
|
|
7409 if (check_msg_scroll)
|
|
7410 msg_scroll = FALSE;
|
|
7411 }
|
|
7412 }
|
|
7413
|
|
7414 /*
|
|
7415 * screen_valid - allocate screen buffers if size changed
|
|
7416 * If "clear" is TRUE: clear screen if it has been resized.
|
|
7417 * Returns TRUE if there is a valid screen to write to.
|
|
7418 * Returns FALSE when starting up and screen not initialized yet.
|
|
7419 */
|
|
7420 int
|
|
7421 screen_valid(clear)
|
|
7422 int clear;
|
|
7423 {
|
|
7424 screenalloc(clear); /* allocate screen buffers if size changed */
|
|
7425 return (ScreenLines != NULL);
|
|
7426 }
|
|
7427
|
|
7428 /*
|
|
7429 * Resize the shell to Rows and Columns.
|
|
7430 * Allocate ScreenLines[] and associated items.
|
|
7431 *
|
|
7432 * There may be some time between setting Rows and Columns and (re)allocating
|
|
7433 * ScreenLines[]. This happens when starting up and when (manually) changing
|
|
7434 * the shell size. Always use screen_Rows and screen_Columns to access items
|
|
7435 * in ScreenLines[]. Use Rows and Columns for positioning text etc. where the
|
|
7436 * final size of the shell is needed.
|
|
7437 */
|
|
7438 void
|
|
7439 screenalloc(clear)
|
|
7440 int clear;
|
|
7441 {
|
|
7442 int new_row, old_row;
|
|
7443 #ifdef FEAT_GUI
|
|
7444 int old_Rows;
|
|
7445 #endif
|
|
7446 win_T *wp;
|
|
7447 int outofmem = FALSE;
|
|
7448 int len;
|
|
7449 schar_T *new_ScreenLines;
|
|
7450 #ifdef FEAT_MBYTE
|
|
7451 u8char_T *new_ScreenLinesUC = NULL;
|
714
|
7452 u8char_T *new_ScreenLinesC[MAX_MCO];
|
7
|
7453 schar_T *new_ScreenLines2 = NULL;
|
714
|
7454 int i;
|
7
|
7455 #endif
|
|
7456 sattr_T *new_ScreenAttrs;
|
|
7457 unsigned *new_LineOffset;
|
|
7458 char_u *new_LineWraps;
|
671
|
7459 #ifdef FEAT_WINDOWS
|
681
|
7460 short *new_TabPageIdxs;
|
671
|
7461 tabpage_T *tp;
|
|
7462 #endif
|
7
|
7463 static int entered = FALSE; /* avoid recursiveness */
|
944
|
7464 static int done_outofmem_msg = FALSE; /* did outofmem message */
|
1824
|
7465 #ifdef FEAT_AUTOCMD
|
|
7466 int retry_count = 0;
|
|
7467
|
|
7468 retry:
|
|
7469 #endif
|
7
|
7470 /*
|
|
7471 * Allocation of the screen buffers is done only when the size changes and
|
|
7472 * when Rows and Columns have been set and we have started doing full
|
|
7473 * screen stuff.
|
|
7474 */
|
|
7475 if ((ScreenLines != NULL
|
|
7476 && Rows == screen_Rows
|
|
7477 && Columns == screen_Columns
|
|
7478 #ifdef FEAT_MBYTE
|
|
7479 && enc_utf8 == (ScreenLinesUC != NULL)
|
|
7480 && (enc_dbcs == DBCS_JPNU) == (ScreenLines2 != NULL)
|
714
|
7481 && p_mco == Screen_mco
|
7
|
7482 #endif
|
|
7483 )
|
|
7484 || Rows == 0
|
|
7485 || Columns == 0
|
|
7486 || (!full_screen && ScreenLines == NULL))
|
|
7487 return;
|
|
7488
|
|
7489 /*
|
|
7490 * It's possible that we produce an out-of-memory message below, which
|
|
7491 * will cause this function to be called again. To break the loop, just
|
|
7492 * return here.
|
|
7493 */
|
|
7494 if (entered)
|
|
7495 return;
|
|
7496 entered = TRUE;
|
|
7497
|
911
|
7498 /*
|
|
7499 * Note that the window sizes are updated before reallocating the arrays,
|
|
7500 * thus we must not redraw here!
|
|
7501 */
|
|
7502 ++RedrawingDisabled;
|
|
7503
|
7
|
7504 win_new_shellsize(); /* fit the windows in the new sized shell */
|
|
7505
|
|
7506 comp_col(); /* recompute columns for shown command and ruler */
|
|
7507
|
|
7508 /*
|
|
7509 * We're changing the size of the screen.
|
|
7510 * - Allocate new arrays for ScreenLines and ScreenAttrs.
|
|
7511 * - Move lines from the old arrays into the new arrays, clear extra
|
|
7512 * lines (unless the screen is going to be cleared).
|
|
7513 * - Free the old arrays.
|
|
7514 *
|
|
7515 * If anything fails, make ScreenLines NULL, so we don't do anything!
|
|
7516 * Continuing with the old ScreenLines may result in a crash, because the
|
|
7517 * size is wrong.
|
|
7518 */
|
671
|
7519 FOR_ALL_TAB_WINDOWS(tp, wp)
|
7
|
7520 win_free_lsize(wp);
|
1946
|
7521 #ifdef FEAT_AUTOCMD
|
|
7522 if (aucmd_win != NULL)
|
|
7523 win_free_lsize(aucmd_win);
|
|
7524 #endif
|
7
|
7525
|
|
7526 new_ScreenLines = (schar_T *)lalloc((long_u)(
|
|
7527 (Rows + 1) * Columns * sizeof(schar_T)), FALSE);
|
|
7528 #ifdef FEAT_MBYTE
|
714
|
7529 vim_memset(new_ScreenLinesC, 0, sizeof(u8char_T) * MAX_MCO);
|
7
|
7530 if (enc_utf8)
|
|
7531 {
|
|
7532 new_ScreenLinesUC = (u8char_T *)lalloc((long_u)(
|
|
7533 (Rows + 1) * Columns * sizeof(u8char_T)), FALSE);
|
714
|
7534 for (i = 0; i < p_mco; ++i)
|
|
7535 new_ScreenLinesC[i] = (u8char_T *)lalloc((long_u)(
|
7
|
7536 (Rows + 1) * Columns * sizeof(u8char_T)), FALSE);
|
|
7537 }
|
|
7538 if (enc_dbcs == DBCS_JPNU)
|
|
7539 new_ScreenLines2 = (schar_T *)lalloc((long_u)(
|
|
7540 (Rows + 1) * Columns * sizeof(schar_T)), FALSE);
|
|
7541 #endif
|
|
7542 new_ScreenAttrs = (sattr_T *)lalloc((long_u)(
|
|
7543 (Rows + 1) * Columns * sizeof(sattr_T)), FALSE);
|
|
7544 new_LineOffset = (unsigned *)lalloc((long_u)(
|
|
7545 Rows * sizeof(unsigned)), FALSE);
|
|
7546 new_LineWraps = (char_u *)lalloc((long_u)(Rows * sizeof(char_u)), FALSE);
|
671
|
7547 #ifdef FEAT_WINDOWS
|
681
|
7548 new_TabPageIdxs = (short *)lalloc((long_u)(Columns * sizeof(short)), FALSE);
|
671
|
7549 #endif
|
7
|
7550
|
677
|
7551 FOR_ALL_TAB_WINDOWS(tp, wp)
|
7
|
7552 {
|
|
7553 if (win_alloc_lines(wp) == FAIL)
|
|
7554 {
|
|
7555 outofmem = TRUE;
|
|
7556 #ifdef FEAT_WINDOWS
|
1819
|
7557 goto give_up;
|
|
7558 #endif
|
|
7559 }
|
|
7560 }
|
1906
|
7561 #ifdef FEAT_AUTOCMD
|
1946
|
7562 if (aucmd_win != NULL && aucmd_win->w_lines == NULL
|
|
7563 && win_alloc_lines(aucmd_win) == FAIL)
|
1906
|
7564 outofmem = TRUE;
|
|
7565 #endif
|
1819
|
7566 #ifdef FEAT_WINDOWS
|
|
7567 give_up:
|
|
7568 #endif
|
7
|
7569
|
714
|
7570 #ifdef FEAT_MBYTE
|
|
7571 for (i = 0; i < p_mco; ++i)
|
|
7572 if (new_ScreenLinesC[i] == NULL)
|
|
7573 break;
|
|
7574 #endif
|
7
|
7575 if (new_ScreenLines == NULL
|
|
7576 #ifdef FEAT_MBYTE
|
714
|
7577 || (enc_utf8 && (new_ScreenLinesUC == NULL || i != p_mco))
|
7
|
7578 || (enc_dbcs == DBCS_JPNU && new_ScreenLines2 == NULL)
|
|
7579 #endif
|
|
7580 || new_ScreenAttrs == NULL
|
|
7581 || new_LineOffset == NULL
|
|
7582 || new_LineWraps == NULL
|
671
|
7583 #ifdef FEAT_WINDOWS
|
|
7584 || new_TabPageIdxs == NULL
|
|
7585 #endif
|
7
|
7586 || outofmem)
|
|
7587 {
|
944
|
7588 if (ScreenLines != NULL || !done_outofmem_msg)
|
534
|
7589 {
|
|
7590 /* guess the size */
|
|
7591 do_outofmem_msg((long_u)((Rows + 1) * Columns));
|
|
7592
|
|
7593 /* Remember we did this to avoid getting outofmem messages over
|
|
7594 * and over again. */
|
944
|
7595 done_outofmem_msg = TRUE;
|
534
|
7596 }
|
7
|
7597 vim_free(new_ScreenLines);
|
|
7598 new_ScreenLines = NULL;
|
|
7599 #ifdef FEAT_MBYTE
|
|
7600 vim_free(new_ScreenLinesUC);
|
|
7601 new_ScreenLinesUC = NULL;
|
714
|
7602 for (i = 0; i < p_mco; ++i)
|
|
7603 {
|
|
7604 vim_free(new_ScreenLinesC[i]);
|
|
7605 new_ScreenLinesC[i] = NULL;
|
|
7606 }
|
7
|
7607 vim_free(new_ScreenLines2);
|
|
7608 new_ScreenLines2 = NULL;
|
|
7609 #endif
|
|
7610 vim_free(new_ScreenAttrs);
|
|
7611 new_ScreenAttrs = NULL;
|
|
7612 vim_free(new_LineOffset);
|
|
7613 new_LineOffset = NULL;
|
|
7614 vim_free(new_LineWraps);
|
|
7615 new_LineWraps = NULL;
|
671
|
7616 #ifdef FEAT_WINDOWS
|
|
7617 vim_free(new_TabPageIdxs);
|
|
7618 new_TabPageIdxs = NULL;
|
|
7619 #endif
|
7
|
7620 }
|
|
7621 else
|
|
7622 {
|
944
|
7623 done_outofmem_msg = FALSE;
|
534
|
7624
|
7
|
7625 for (new_row = 0; new_row < Rows; ++new_row)
|
|
7626 {
|
|
7627 new_LineOffset[new_row] = new_row * Columns;
|
|
7628 new_LineWraps[new_row] = FALSE;
|
|
7629
|
|
7630 /*
|
|
7631 * If the screen is not going to be cleared, copy as much as
|
|
7632 * possible from the old screen to the new one and clear the rest
|
|
7633 * (used when resizing the window at the "--more--" prompt or when
|
|
7634 * executing an external command, for the GUI).
|
|
7635 */
|
|
7636 if (!clear)
|
|
7637 {
|
|
7638 (void)vim_memset(new_ScreenLines + new_row * Columns,
|
|
7639 ' ', (size_t)Columns * sizeof(schar_T));
|
|
7640 #ifdef FEAT_MBYTE
|
|
7641 if (enc_utf8)
|
|
7642 {
|
|
7643 (void)vim_memset(new_ScreenLinesUC + new_row * Columns,
|
|
7644 0, (size_t)Columns * sizeof(u8char_T));
|
714
|
7645 for (i = 0; i < p_mco; ++i)
|
|
7646 (void)vim_memset(new_ScreenLinesC[i]
|
|
7647 + new_row * Columns,
|
7
|
7648 0, (size_t)Columns * sizeof(u8char_T));
|
|
7649 }
|
|
7650 if (enc_dbcs == DBCS_JPNU)
|
|
7651 (void)vim_memset(new_ScreenLines2 + new_row * Columns,
|
|
7652 0, (size_t)Columns * sizeof(schar_T));
|
|
7653 #endif
|
|
7654 (void)vim_memset(new_ScreenAttrs + new_row * Columns,
|
|
7655 0, (size_t)Columns * sizeof(sattr_T));
|
|
7656 old_row = new_row + (screen_Rows - Rows);
|
534
|
7657 if (old_row >= 0 && ScreenLines != NULL)
|
7
|
7658 {
|
|
7659 if (screen_Columns < Columns)
|
|
7660 len = screen_Columns;
|
|
7661 else
|
|
7662 len = Columns;
|
26
|
7663 #ifdef FEAT_MBYTE
|
571
|
7664 /* When switching to utf-8 don't copy characters, they
|
714
|
7665 * may be invalid now. Also when p_mco changes. */
|
|
7666 if (!(enc_utf8 && ScreenLinesUC == NULL)
|
|
7667 && p_mco == Screen_mco)
|
26
|
7668 #endif
|
|
7669 mch_memmove(new_ScreenLines + new_LineOffset[new_row],
|
|
7670 ScreenLines + LineOffset[old_row],
|
|
7671 (size_t)len * sizeof(schar_T));
|
7
|
7672 #ifdef FEAT_MBYTE
|
714
|
7673 if (enc_utf8 && ScreenLinesUC != NULL
|
|
7674 && p_mco == Screen_mco)
|
7
|
7675 {
|
|
7676 mch_memmove(new_ScreenLinesUC + new_LineOffset[new_row],
|
|
7677 ScreenLinesUC + LineOffset[old_row],
|
|
7678 (size_t)len * sizeof(u8char_T));
|
714
|
7679 for (i = 0; i < p_mco; ++i)
|
|
7680 mch_memmove(new_ScreenLinesC[i]
|
|
7681 + new_LineOffset[new_row],
|
|
7682 ScreenLinesC[i] + LineOffset[old_row],
|
7
|
7683 (size_t)len * sizeof(u8char_T));
|
|
7684 }
|
|
7685 if (enc_dbcs == DBCS_JPNU && ScreenLines2 != NULL)
|
|
7686 mch_memmove(new_ScreenLines2 + new_LineOffset[new_row],
|
|
7687 ScreenLines2 + LineOffset[old_row],
|
|
7688 (size_t)len * sizeof(schar_T));
|
|
7689 #endif
|
|
7690 mch_memmove(new_ScreenAttrs + new_LineOffset[new_row],
|
|
7691 ScreenAttrs + LineOffset[old_row],
|
|
7692 (size_t)len * sizeof(sattr_T));
|
|
7693 }
|
|
7694 }
|
|
7695 }
|
|
7696 /* Use the last line of the screen for the current line. */
|
|
7697 current_ScreenLine = new_ScreenLines + Rows * Columns;
|
|
7698 }
|
|
7699
|
356
|
7700 free_screenlines();
|
|
7701
|
7
|
7702 ScreenLines = new_ScreenLines;
|
|
7703 #ifdef FEAT_MBYTE
|
|
7704 ScreenLinesUC = new_ScreenLinesUC;
|
714
|
7705 for (i = 0; i < p_mco; ++i)
|
|
7706 ScreenLinesC[i] = new_ScreenLinesC[i];
|
|
7707 Screen_mco = p_mco;
|
7
|
7708 ScreenLines2 = new_ScreenLines2;
|
|
7709 #endif
|
|
7710 ScreenAttrs = new_ScreenAttrs;
|
|
7711 LineOffset = new_LineOffset;
|
|
7712 LineWraps = new_LineWraps;
|
671
|
7713 #ifdef FEAT_WINDOWS
|
|
7714 TabPageIdxs = new_TabPageIdxs;
|
|
7715 #endif
|
7
|
7716
|
|
7717 /* It's important that screen_Rows and screen_Columns reflect the actual
|
|
7718 * size of ScreenLines[]. Set them before calling anything. */
|
|
7719 #ifdef FEAT_GUI
|
|
7720 old_Rows = screen_Rows;
|
|
7721 #endif
|
|
7722 screen_Rows = Rows;
|
|
7723 screen_Columns = Columns;
|
|
7724
|
|
7725 must_redraw = CLEAR; /* need to clear the screen later */
|
|
7726 if (clear)
|
|
7727 screenclear2();
|
|
7728
|
|
7729 #ifdef FEAT_GUI
|
|
7730 else if (gui.in_use
|
|
7731 && !gui.starting
|
|
7732 && ScreenLines != NULL
|
|
7733 && old_Rows != Rows)
|
|
7734 {
|
|
7735 (void)gui_redraw_block(0, 0, (int)Rows - 1, (int)Columns - 1, 0);
|
|
7736 /*
|
|
7737 * Adjust the position of the cursor, for when executing an external
|
|
7738 * command.
|
|
7739 */
|
|
7740 if (msg_row >= Rows) /* Rows got smaller */
|
|
7741 msg_row = Rows - 1; /* put cursor at last row */
|
|
7742 else if (Rows > old_Rows) /* Rows got bigger */
|
|
7743 msg_row += Rows - old_Rows; /* put cursor in same place */
|
|
7744 if (msg_col >= Columns) /* Columns got smaller */
|
|
7745 msg_col = Columns - 1; /* put cursor at last column */
|
|
7746 }
|
|
7747 #endif
|
|
7748
|
|
7749 entered = FALSE;
|
911
|
7750 --RedrawingDisabled;
|
766
|
7751
|
|
7752 #ifdef FEAT_AUTOCMD
|
1824
|
7753 /*
|
|
7754 * Do not apply autocommands more than 3 times to avoid an endless loop
|
|
7755 * in case applying autocommands always changes Rows or Columns.
|
|
7756 */
|
|
7757 if (starting == 0 && ++retry_count <= 3)
|
|
7758 {
|
766
|
7759 apply_autocmds(EVENT_VIMRESIZED, NULL, NULL, FALSE, curbuf);
|
1824
|
7760 /* In rare cases, autocommands may have altered Rows or Columns,
|
|
7761 * jump back to check if we need to allocate the screen again. */
|
|
7762 goto retry;
|
|
7763 }
|
766
|
7764 #endif
|
7
|
7765 }
|
|
7766
|
|
7767 void
|
356
|
7768 free_screenlines()
|
|
7769 {
|
|
7770 #ifdef FEAT_MBYTE
|
714
|
7771 int i;
|
|
7772
|
356
|
7773 vim_free(ScreenLinesUC);
|
714
|
7774 for (i = 0; i < Screen_mco; ++i)
|
|
7775 vim_free(ScreenLinesC[i]);
|
356
|
7776 vim_free(ScreenLines2);
|
|
7777 #endif
|
714
|
7778 vim_free(ScreenLines);
|
356
|
7779 vim_free(ScreenAttrs);
|
|
7780 vim_free(LineOffset);
|
|
7781 vim_free(LineWraps);
|
671
|
7782 #ifdef FEAT_WINDOWS
|
|
7783 vim_free(TabPageIdxs);
|
|
7784 #endif
|
356
|
7785 }
|
|
7786
|
|
7787 void
|
7
|
7788 screenclear()
|
|
7789 {
|
|
7790 check_for_delay(FALSE);
|
|
7791 screenalloc(FALSE); /* allocate screen buffers if size changed */
|
|
7792 screenclear2(); /* clear the screen */
|
|
7793 }
|
|
7794
|
|
7795 static void
|
|
7796 screenclear2()
|
|
7797 {
|
|
7798 int i;
|
|
7799
|
|
7800 if (starting == NO_SCREEN || ScreenLines == NULL
|
|
7801 #ifdef FEAT_GUI
|
|
7802 || (gui.in_use && gui.starting)
|
|
7803 #endif
|
|
7804 )
|
|
7805 return;
|
|
7806
|
|
7807 #ifdef FEAT_GUI
|
|
7808 if (!gui.in_use)
|
|
7809 #endif
|
|
7810 screen_attr = -1; /* force setting the Normal colors */
|
|
7811 screen_stop_highlight(); /* don't want highlighting here */
|
|
7812
|
|
7813 #ifdef FEAT_CLIPBOARD
|
|
7814 /* disable selection without redrawing it */
|
|
7815 clip_scroll_selection(9999);
|
|
7816 #endif
|
|
7817
|
|
7818 /* blank out ScreenLines */
|
|
7819 for (i = 0; i < Rows; ++i)
|
|
7820 {
|
|
7821 lineclear(LineOffset[i], (int)Columns);
|
|
7822 LineWraps[i] = FALSE;
|
|
7823 }
|
|
7824
|
|
7825 if (can_clear(T_CL))
|
|
7826 {
|
|
7827 out_str(T_CL); /* clear the display */
|
|
7828 clear_cmdline = FALSE;
|
644
|
7829 mode_displayed = FALSE;
|
7
|
7830 }
|
|
7831 else
|
|
7832 {
|
|
7833 /* can't clear the screen, mark all chars with invalid attributes */
|
|
7834 for (i = 0; i < Rows; ++i)
|
|
7835 lineinvalid(LineOffset[i], (int)Columns);
|
|
7836 clear_cmdline = TRUE;
|
|
7837 }
|
|
7838
|
|
7839 screen_cleared = TRUE; /* can use contents of ScreenLines now */
|
|
7840
|
|
7841 win_rest_invalid(firstwin);
|
|
7842 redraw_cmdline = TRUE;
|
670
|
7843 #ifdef FEAT_WINDOWS
|
673
|
7844 redraw_tabline = TRUE;
|
670
|
7845 #endif
|
7
|
7846 if (must_redraw == CLEAR) /* no need to clear again */
|
|
7847 must_redraw = NOT_VALID;
|
|
7848 compute_cmdrow();
|
|
7849 msg_row = cmdline_row; /* put cursor on last line for messages */
|
|
7850 msg_col = 0;
|
|
7851 screen_start(); /* don't know where cursor is now */
|
|
7852 msg_scrolled = 0; /* can't scroll back */
|
|
7853 msg_didany = FALSE;
|
|
7854 msg_didout = FALSE;
|
|
7855 }
|
|
7856
|
|
7857 /*
|
|
7858 * Clear one line in ScreenLines.
|
|
7859 */
|
|
7860 static void
|
|
7861 lineclear(off, width)
|
|
7862 unsigned off;
|
|
7863 int width;
|
|
7864 {
|
|
7865 (void)vim_memset(ScreenLines + off, ' ', (size_t)width * sizeof(schar_T));
|
|
7866 #ifdef FEAT_MBYTE
|
|
7867 if (enc_utf8)
|
|
7868 (void)vim_memset(ScreenLinesUC + off, 0,
|
|
7869 (size_t)width * sizeof(u8char_T));
|
|
7870 #endif
|
|
7871 (void)vim_memset(ScreenAttrs + off, 0, (size_t)width * sizeof(sattr_T));
|
|
7872 }
|
|
7873
|
|
7874 /*
|
|
7875 * Mark one line in ScreenLines invalid by setting the attributes to an
|
|
7876 * invalid value.
|
|
7877 */
|
|
7878 static void
|
|
7879 lineinvalid(off, width)
|
|
7880 unsigned off;
|
|
7881 int width;
|
|
7882 {
|
|
7883 (void)vim_memset(ScreenAttrs + off, -1, (size_t)width * sizeof(sattr_T));
|
|
7884 }
|
|
7885
|
|
7886 #ifdef FEAT_VERTSPLIT
|
|
7887 /*
|
|
7888 * Copy part of a Screenline for vertically split window "wp".
|
|
7889 */
|
|
7890 static void
|
|
7891 linecopy(to, from, wp)
|
|
7892 int to;
|
|
7893 int from;
|
|
7894 win_T *wp;
|
|
7895 {
|
|
7896 unsigned off_to = LineOffset[to] + wp->w_wincol;
|
|
7897 unsigned off_from = LineOffset[from] + wp->w_wincol;
|
|
7898
|
|
7899 mch_memmove(ScreenLines + off_to, ScreenLines + off_from,
|
|
7900 wp->w_width * sizeof(schar_T));
|
|
7901 # ifdef FEAT_MBYTE
|
|
7902 if (enc_utf8)
|
|
7903 {
|
714
|
7904 int i;
|
|
7905
|
7
|
7906 mch_memmove(ScreenLinesUC + off_to, ScreenLinesUC + off_from,
|
|
7907 wp->w_width * sizeof(u8char_T));
|
714
|
7908 for (i = 0; i < p_mco; ++i)
|
|
7909 mch_memmove(ScreenLinesC[i] + off_to, ScreenLinesC[i] + off_from,
|
|
7910 wp->w_width * sizeof(u8char_T));
|
7
|
7911 }
|
|
7912 if (enc_dbcs == DBCS_JPNU)
|
|
7913 mch_memmove(ScreenLines2 + off_to, ScreenLines2 + off_from,
|
|
7914 wp->w_width * sizeof(schar_T));
|
|
7915 # endif
|
|
7916 mch_memmove(ScreenAttrs + off_to, ScreenAttrs + off_from,
|
|
7917 wp->w_width * sizeof(sattr_T));
|
|
7918 }
|
|
7919 #endif
|
|
7920
|
|
7921 /*
|
|
7922 * Return TRUE if clearing with term string "p" would work.
|
|
7923 * It can't work when the string is empty or it won't set the right background.
|
|
7924 */
|
|
7925 int
|
|
7926 can_clear(p)
|
|
7927 char_u *p;
|
|
7928 {
|
|
7929 return (*p != NUL && (t_colors <= 1
|
|
7930 #ifdef FEAT_GUI
|
|
7931 || gui.in_use
|
|
7932 #endif
|
|
7933 || cterm_normal_bg_color == 0 || *T_UT != NUL));
|
|
7934 }
|
|
7935
|
|
7936 /*
|
|
7937 * Reset cursor position. Use whenever cursor was moved because of outputting
|
|
7938 * something directly to the screen (shell commands) or a terminal control
|
|
7939 * code.
|
|
7940 */
|
|
7941 void
|
|
7942 screen_start()
|
|
7943 {
|
|
7944 screen_cur_row = screen_cur_col = 9999;
|
|
7945 }
|
|
7946
|
|
7947 /*
|
|
7948 * Move the cursor to position "row","col" in the screen.
|
|
7949 * This tries to find the most efficient way to move, minimizing the number of
|
|
7950 * characters sent to the terminal.
|
|
7951 */
|
|
7952 void
|
|
7953 windgoto(row, col)
|
|
7954 int row;
|
|
7955 int col;
|
|
7956 {
|
205
|
7957 sattr_T *p;
|
7
|
7958 int i;
|
|
7959 int plan;
|
|
7960 int cost;
|
|
7961 int wouldbe_col;
|
|
7962 int noinvcurs;
|
|
7963 char_u *bs;
|
|
7964 int goto_cost;
|
|
7965 int attr;
|
|
7966
|
1213
|
7967 #define GOTO_COST 7 /* assume a term_windgoto() takes about 7 chars */
|
7
|
7968 #define HIGHL_COST 5 /* assume unhighlight takes 5 chars */
|
|
7969
|
|
7970 #define PLAN_LE 1
|
|
7971 #define PLAN_CR 2
|
|
7972 #define PLAN_NL 3
|
|
7973 #define PLAN_WRITE 4
|
|
7974 /* Can't use ScreenLines unless initialized */
|
|
7975 if (ScreenLines == NULL)
|
|
7976 return;
|
|
7977
|
|
7978 if (col != screen_cur_col || row != screen_cur_row)
|
|
7979 {
|
|
7980 /* Check for valid position. */
|
|
7981 if (row < 0) /* window without text lines? */
|
|
7982 row = 0;
|
|
7983 if (row >= screen_Rows)
|
|
7984 row = screen_Rows - 1;
|
|
7985 if (col >= screen_Columns)
|
|
7986 col = screen_Columns - 1;
|
|
7987
|
|
7988 /* check if no cursor movement is allowed in highlight mode */
|
|
7989 if (screen_attr && *T_MS == NUL)
|
|
7990 noinvcurs = HIGHL_COST;
|
|
7991 else
|
|
7992 noinvcurs = 0;
|
|
7993 goto_cost = GOTO_COST + noinvcurs;
|
|
7994
|
|
7995 /*
|
|
7996 * Plan how to do the positioning:
|
|
7997 * 1. Use CR to move it to column 0, same row.
|
|
7998 * 2. Use T_LE to move it a few columns to the left.
|
|
7999 * 3. Use NL to move a few lines down, column 0.
|
|
8000 * 4. Move a few columns to the right with T_ND or by writing chars.
|
|
8001 *
|
|
8002 * Don't do this if the cursor went beyond the last column, the cursor
|
|
8003 * position is unknown then (some terminals wrap, some don't )
|
|
8004 *
|
1213
|
8005 * First check if the highlighting attributes allow us to write
|
7
|
8006 * characters to move the cursor to the right.
|
|
8007 */
|
|
8008 if (row >= screen_cur_row && screen_cur_col < Columns)
|
|
8009 {
|
|
8010 /*
|
|
8011 * If the cursor is in the same row, bigger col, we can use CR
|
|
8012 * or T_LE.
|
|
8013 */
|
|
8014 bs = NULL; /* init for GCC */
|
|
8015 attr = screen_attr;
|
|
8016 if (row == screen_cur_row && col < screen_cur_col)
|
|
8017 {
|
|
8018 /* "le" is preferred over "bc", because "bc" is obsolete */
|
|
8019 if (*T_LE)
|
|
8020 bs = T_LE; /* "cursor left" */
|
|
8021 else
|
|
8022 bs = T_BC; /* "backspace character (old) */
|
|
8023 if (*bs)
|
|
8024 cost = (screen_cur_col - col) * (int)STRLEN(bs);
|
|
8025 else
|
|
8026 cost = 999;
|
|
8027 if (col + 1 < cost) /* using CR is less characters */
|
|
8028 {
|
|
8029 plan = PLAN_CR;
|
|
8030 wouldbe_col = 0;
|
|
8031 cost = 1; /* CR is just one character */
|
|
8032 }
|
|
8033 else
|
|
8034 {
|
|
8035 plan = PLAN_LE;
|
|
8036 wouldbe_col = col;
|
|
8037 }
|
|
8038 if (noinvcurs) /* will stop highlighting */
|
|
8039 {
|
|
8040 cost += noinvcurs;
|
|
8041 attr = 0;
|
|
8042 }
|
|
8043 }
|
|
8044
|
|
8045 /*
|
|
8046 * If the cursor is above where we want to be, we can use CR LF.
|
|
8047 */
|
|
8048 else if (row > screen_cur_row)
|
|
8049 {
|
|
8050 plan = PLAN_NL;
|
|
8051 wouldbe_col = 0;
|
|
8052 cost = (row - screen_cur_row) * 2; /* CR LF */
|
|
8053 if (noinvcurs) /* will stop highlighting */
|
|
8054 {
|
|
8055 cost += noinvcurs;
|
|
8056 attr = 0;
|
|
8057 }
|
|
8058 }
|
|
8059
|
|
8060 /*
|
|
8061 * If the cursor is in the same row, smaller col, just use write.
|
|
8062 */
|
|
8063 else
|
|
8064 {
|
|
8065 plan = PLAN_WRITE;
|
|
8066 wouldbe_col = screen_cur_col;
|
|
8067 cost = 0;
|
|
8068 }
|
|
8069
|
|
8070 /*
|
|
8071 * Check if any characters that need to be written have the
|
|
8072 * correct attributes. Also avoid UTF-8 characters.
|
|
8073 */
|
|
8074 i = col - wouldbe_col;
|
|
8075 if (i > 0)
|
|
8076 cost += i;
|
|
8077 if (cost < goto_cost && i > 0)
|
|
8078 {
|
|
8079 /*
|
|
8080 * Check if the attributes are correct without additionally
|
|
8081 * stopping highlighting.
|
|
8082 */
|
|
8083 p = ScreenAttrs + LineOffset[row] + wouldbe_col;
|
|
8084 while (i && *p++ == attr)
|
|
8085 --i;
|
|
8086 if (i != 0)
|
|
8087 {
|
|
8088 /*
|
|
8089 * Try if it works when highlighting is stopped here.
|
|
8090 */
|
|
8091 if (*--p == 0)
|
|
8092 {
|
|
8093 cost += noinvcurs;
|
|
8094 while (i && *p++ == 0)
|
|
8095 --i;
|
|
8096 }
|
|
8097 if (i != 0)
|
|
8098 cost = 999; /* different attributes, don't do it */
|
|
8099 }
|
|
8100 #ifdef FEAT_MBYTE
|
|
8101 if (enc_utf8)
|
|
8102 {
|
|
8103 /* Don't use an UTF-8 char for positioning, it's slow. */
|
|
8104 for (i = wouldbe_col; i < col; ++i)
|
|
8105 if (ScreenLinesUC[LineOffset[row] + i] != 0)
|
|
8106 {
|
|
8107 cost = 999;
|
|
8108 break;
|
|
8109 }
|
|
8110 }
|
|
8111 #endif
|
|
8112 }
|
|
8113
|
|
8114 /*
|
|
8115 * We can do it without term_windgoto()!
|
|
8116 */
|
|
8117 if (cost < goto_cost)
|
|
8118 {
|
|
8119 if (plan == PLAN_LE)
|
|
8120 {
|
|
8121 if (noinvcurs)
|
|
8122 screen_stop_highlight();
|
|
8123 while (screen_cur_col > col)
|
|
8124 {
|
|
8125 out_str(bs);
|
|
8126 --screen_cur_col;
|
|
8127 }
|
|
8128 }
|
|
8129 else if (plan == PLAN_CR)
|
|
8130 {
|
|
8131 if (noinvcurs)
|
|
8132 screen_stop_highlight();
|
|
8133 out_char('\r');
|
|
8134 screen_cur_col = 0;
|
|
8135 }
|
|
8136 else if (plan == PLAN_NL)
|
|
8137 {
|
|
8138 if (noinvcurs)
|
|
8139 screen_stop_highlight();
|
|
8140 while (screen_cur_row < row)
|
|
8141 {
|
|
8142 out_char('\n');
|
|
8143 ++screen_cur_row;
|
|
8144 }
|
|
8145 screen_cur_col = 0;
|
|
8146 }
|
|
8147
|
|
8148 i = col - screen_cur_col;
|
|
8149 if (i > 0)
|
|
8150 {
|
|
8151 /*
|
|
8152 * Use cursor-right if it's one character only. Avoids
|
|
8153 * removing a line of pixels from the last bold char, when
|
|
8154 * using the bold trick in the GUI.
|
|
8155 */
|
|
8156 if (T_ND[0] != NUL && T_ND[1] == NUL)
|
|
8157 {
|
|
8158 while (i-- > 0)
|
|
8159 out_char(*T_ND);
|
|
8160 }
|
|
8161 else
|
|
8162 {
|
|
8163 int off;
|
|
8164
|
|
8165 off = LineOffset[row] + screen_cur_col;
|
|
8166 while (i-- > 0)
|
|
8167 {
|
|
8168 if (ScreenAttrs[off] != screen_attr)
|
|
8169 screen_stop_highlight();
|
|
8170 #ifdef FEAT_MBYTE
|
|
8171 out_flush_check();
|
|
8172 #endif
|
|
8173 out_char(ScreenLines[off]);
|
|
8174 #ifdef FEAT_MBYTE
|
|
8175 if (enc_dbcs == DBCS_JPNU
|
|
8176 && ScreenLines[off] == 0x8e)
|
|
8177 out_char(ScreenLines2[off]);
|
|
8178 #endif
|
|
8179 ++off;
|
|
8180 }
|
|
8181 }
|
|
8182 }
|
|
8183 }
|
|
8184 }
|
|
8185 else
|
|
8186 cost = 999;
|
|
8187
|
|
8188 if (cost >= goto_cost)
|
|
8189 {
|
|
8190 if (noinvcurs)
|
|
8191 screen_stop_highlight();
|
|
8192 if (row == screen_cur_row && (col > screen_cur_col) &&
|
|
8193 *T_CRI != NUL)
|
|
8194 term_cursor_right(col - screen_cur_col);
|
|
8195 else
|
|
8196 term_windgoto(row, col);
|
|
8197 }
|
|
8198 screen_cur_row = row;
|
|
8199 screen_cur_col = col;
|
|
8200 }
|
|
8201 }
|
|
8202
|
|
8203 /*
|
|
8204 * Set cursor to its position in the current window.
|
|
8205 */
|
|
8206 void
|
|
8207 setcursor()
|
|
8208 {
|
|
8209 if (redrawing())
|
|
8210 {
|
|
8211 validate_cursor();
|
|
8212 windgoto(W_WINROW(curwin) + curwin->w_wrow,
|
|
8213 W_WINCOL(curwin) + (
|
|
8214 #ifdef FEAT_RIGHTLEFT
|
1545
|
8215 /* With 'rightleft' set and the cursor on a double-wide
|
|
8216 * character, position it on the leftmost column. */
|
7
|
8217 curwin->w_p_rl ? ((int)W_WIDTH(curwin) - curwin->w_wcol - (
|
|
8218 # ifdef FEAT_MBYTE
|
1545
|
8219 (has_mbyte
|
|
8220 && (*mb_ptr2cells)(ml_get_cursor()) == 2
|
|
8221 && vim_isprintc(gchar_cursor())) ? 2 :
|
7
|
8222 # endif
|
|
8223 1)) :
|
|
8224 #endif
|
|
8225 curwin->w_wcol));
|
|
8226 }
|
|
8227 }
|
|
8228
|
|
8229
|
|
8230 /*
|
|
8231 * insert 'line_count' lines at 'row' in window 'wp'
|
|
8232 * if 'invalid' is TRUE the wp->w_lines[].wl_lnum is invalidated.
|
|
8233 * if 'mayclear' is TRUE the screen will be cleared if it is faster than
|
|
8234 * scrolling.
|
|
8235 * Returns FAIL if the lines are not inserted, OK for success.
|
|
8236 */
|
|
8237 int
|
|
8238 win_ins_lines(wp, row, line_count, invalid, mayclear)
|
|
8239 win_T *wp;
|
|
8240 int row;
|
|
8241 int line_count;
|
|
8242 int invalid;
|
|
8243 int mayclear;
|
|
8244 {
|
|
8245 int did_delete;
|
|
8246 int nextrow;
|
|
8247 int lastrow;
|
|
8248 int retval;
|
|
8249
|
|
8250 if (invalid)
|
|
8251 wp->w_lines_valid = 0;
|
|
8252
|
|
8253 if (wp->w_height < 5)
|
|
8254 return FAIL;
|
|
8255
|
|
8256 if (line_count > wp->w_height - row)
|
|
8257 line_count = wp->w_height - row;
|
|
8258
|
|
8259 retval = win_do_lines(wp, row, line_count, mayclear, FALSE);
|
|
8260 if (retval != MAYBE)
|
|
8261 return retval;
|
|
8262
|
|
8263 /*
|
|
8264 * If there is a next window or a status line, we first try to delete the
|
|
8265 * lines at the bottom to avoid messing what is after the window.
|
|
8266 * If this fails and there are following windows, don't do anything to avoid
|
|
8267 * messing up those windows, better just redraw.
|
|
8268 */
|
|
8269 did_delete = FALSE;
|
|
8270 #ifdef FEAT_WINDOWS
|
|
8271 if (wp->w_next != NULL || wp->w_status_height)
|
|
8272 {
|
|
8273 if (screen_del_lines(0, W_WINROW(wp) + wp->w_height - line_count,
|
|
8274 line_count, (int)Rows, FALSE, NULL) == OK)
|
|
8275 did_delete = TRUE;
|
|
8276 else if (wp->w_next)
|
|
8277 return FAIL;
|
|
8278 }
|
|
8279 #endif
|
|
8280 /*
|
|
8281 * if no lines deleted, blank the lines that will end up below the window
|
|
8282 */
|
|
8283 if (!did_delete)
|
|
8284 {
|
|
8285 #ifdef FEAT_WINDOWS
|
|
8286 wp->w_redr_status = TRUE;
|
|
8287 #endif
|
|
8288 redraw_cmdline = TRUE;
|
|
8289 nextrow = W_WINROW(wp) + wp->w_height + W_STATUS_HEIGHT(wp);
|
|
8290 lastrow = nextrow + line_count;
|
|
8291 if (lastrow > Rows)
|
|
8292 lastrow = Rows;
|
|
8293 screen_fill(nextrow - line_count, lastrow - line_count,
|
|
8294 W_WINCOL(wp), (int)W_ENDCOL(wp),
|
|
8295 ' ', ' ', 0);
|
|
8296 }
|
|
8297
|
|
8298 if (screen_ins_lines(0, W_WINROW(wp) + row, line_count, (int)Rows, NULL)
|
|
8299 == FAIL)
|
|
8300 {
|
|
8301 /* deletion will have messed up other windows */
|
|
8302 if (did_delete)
|
|
8303 {
|
|
8304 #ifdef FEAT_WINDOWS
|
|
8305 wp->w_redr_status = TRUE;
|
|
8306 #endif
|
|
8307 win_rest_invalid(W_NEXT(wp));
|
|
8308 }
|
|
8309 return FAIL;
|
|
8310 }
|
|
8311
|
|
8312 return OK;
|
|
8313 }
|
|
8314
|
|
8315 /*
|
|
8316 * delete "line_count" window lines at "row" in window "wp"
|
|
8317 * If "invalid" is TRUE curwin->w_lines[] is invalidated.
|
|
8318 * If "mayclear" is TRUE the screen will be cleared if it is faster than
|
|
8319 * scrolling
|
|
8320 * Return OK for success, FAIL if the lines are not deleted.
|
|
8321 */
|
|
8322 int
|
|
8323 win_del_lines(wp, row, line_count, invalid, mayclear)
|
|
8324 win_T *wp;
|
|
8325 int row;
|
|
8326 int line_count;
|
|
8327 int invalid;
|
|
8328 int mayclear;
|
|
8329 {
|
|
8330 int retval;
|
|
8331
|
|
8332 if (invalid)
|
|
8333 wp->w_lines_valid = 0;
|
|
8334
|
|
8335 if (line_count > wp->w_height - row)
|
|
8336 line_count = wp->w_height - row;
|
|
8337
|
|
8338 retval = win_do_lines(wp, row, line_count, mayclear, TRUE);
|
|
8339 if (retval != MAYBE)
|
|
8340 return retval;
|
|
8341
|
|
8342 if (screen_del_lines(0, W_WINROW(wp) + row, line_count,
|
|
8343 (int)Rows, FALSE, NULL) == FAIL)
|
|
8344 return FAIL;
|
|
8345
|
|
8346 #ifdef FEAT_WINDOWS
|
|
8347 /*
|
|
8348 * If there are windows or status lines below, try to put them at the
|
|
8349 * correct place. If we can't do that, they have to be redrawn.
|
|
8350 */
|
|
8351 if (wp->w_next || wp->w_status_height || cmdline_row < Rows - 1)
|
|
8352 {
|
|
8353 if (screen_ins_lines(0, W_WINROW(wp) + wp->w_height - line_count,
|
|
8354 line_count, (int)Rows, NULL) == FAIL)
|
|
8355 {
|
|
8356 wp->w_redr_status = TRUE;
|
|
8357 win_rest_invalid(wp->w_next);
|
|
8358 }
|
|
8359 }
|
|
8360 /*
|
|
8361 * If this is the last window and there is no status line, redraw the
|
|
8362 * command line later.
|
|
8363 */
|
|
8364 else
|
|
8365 #endif
|
|
8366 redraw_cmdline = TRUE;
|
|
8367 return OK;
|
|
8368 }
|
|
8369
|
|
8370 /*
|
|
8371 * Common code for win_ins_lines() and win_del_lines().
|
|
8372 * Returns OK or FAIL when the work has been done.
|
|
8373 * Returns MAYBE when not finished yet.
|
|
8374 */
|
|
8375 static int
|
|
8376 win_do_lines(wp, row, line_count, mayclear, del)
|
|
8377 win_T *wp;
|
|
8378 int row;
|
|
8379 int line_count;
|
|
8380 int mayclear;
|
|
8381 int del;
|
|
8382 {
|
|
8383 int retval;
|
|
8384
|
|
8385 if (!redrawing() || line_count <= 0)
|
|
8386 return FAIL;
|
|
8387
|
|
8388 /* only a few lines left: redraw is faster */
|
|
8389 if (mayclear && Rows - line_count < 5
|
|
8390 #ifdef FEAT_VERTSPLIT
|
|
8391 && wp->w_width == Columns
|
|
8392 #endif
|
|
8393 )
|
|
8394 {
|
|
8395 screenclear(); /* will set wp->w_lines_valid to 0 */
|
|
8396 return FAIL;
|
|
8397 }
|
|
8398
|
|
8399 /*
|
|
8400 * Delete all remaining lines
|
|
8401 */
|
|
8402 if (row + line_count >= wp->w_height)
|
|
8403 {
|
|
8404 screen_fill(W_WINROW(wp) + row, W_WINROW(wp) + wp->w_height,
|
|
8405 W_WINCOL(wp), (int)W_ENDCOL(wp),
|
|
8406 ' ', ' ', 0);
|
|
8407 return OK;
|
|
8408 }
|
|
8409
|
|
8410 /*
|
|
8411 * when scrolling, the message on the command line should be cleared,
|
|
8412 * otherwise it will stay there forever.
|
|
8413 */
|
|
8414 clear_cmdline = TRUE;
|
|
8415
|
|
8416 /*
|
|
8417 * If the terminal can set a scroll region, use that.
|
|
8418 * Always do this in a vertically split window. This will redraw from
|
|
8419 * ScreenLines[] when t_CV isn't defined. That's faster than using
|
|
8420 * win_line().
|
|
8421 * Don't use a scroll region when we are going to redraw the text, writing
|
|
8422 * a character in the lower right corner of the scroll region causes a
|
|
8423 * scroll-up in the DJGPP version.
|
|
8424 */
|
|
8425 if (scroll_region
|
|
8426 #ifdef FEAT_VERTSPLIT
|
|
8427 || W_WIDTH(wp) != Columns
|
|
8428 #endif
|
|
8429 )
|
|
8430 {
|
|
8431 #ifdef FEAT_VERTSPLIT
|
|
8432 if (scroll_region && (wp->w_width == Columns || *T_CSV != NUL))
|
|
8433 #endif
|
|
8434 scroll_region_set(wp, row);
|
|
8435 if (del)
|
|
8436 retval = screen_del_lines(W_WINROW(wp) + row, 0, line_count,
|
|
8437 wp->w_height - row, FALSE, wp);
|
|
8438 else
|
|
8439 retval = screen_ins_lines(W_WINROW(wp) + row, 0, line_count,
|
|
8440 wp->w_height - row, wp);
|
|
8441 #ifdef FEAT_VERTSPLIT
|
|
8442 if (scroll_region && (wp->w_width == Columns || *T_CSV != NUL))
|
|
8443 #endif
|
|
8444 scroll_region_reset();
|
|
8445 return retval;
|
|
8446 }
|
|
8447
|
|
8448 #ifdef FEAT_WINDOWS
|
|
8449 if (wp->w_next != NULL && p_tf) /* don't delete/insert on fast terminal */
|
|
8450 return FAIL;
|
|
8451 #endif
|
|
8452
|
|
8453 return MAYBE;
|
|
8454 }
|
|
8455
|
|
8456 /*
|
|
8457 * window 'wp' and everything after it is messed up, mark it for redraw
|
|
8458 */
|
|
8459 static void
|
|
8460 win_rest_invalid(wp)
|
|
8461 win_T *wp;
|
|
8462 {
|
|
8463 #ifdef FEAT_WINDOWS
|
|
8464 while (wp != NULL)
|
|
8465 #else
|
|
8466 if (wp != NULL)
|
|
8467 #endif
|
|
8468 {
|
|
8469 redraw_win_later(wp, NOT_VALID);
|
|
8470 #ifdef FEAT_WINDOWS
|
|
8471 wp->w_redr_status = TRUE;
|
|
8472 wp = wp->w_next;
|
|
8473 #endif
|
|
8474 }
|
|
8475 redraw_cmdline = TRUE;
|
|
8476 }
|
|
8477
|
|
8478 /*
|
|
8479 * The rest of the routines in this file perform screen manipulations. The
|
|
8480 * given operation is performed physically on the screen. The corresponding
|
|
8481 * change is also made to the internal screen image. In this way, the editor
|
|
8482 * anticipates the effect of editing changes on the appearance of the screen.
|
|
8483 * That way, when we call screenupdate a complete redraw isn't usually
|
|
8484 * necessary. Another advantage is that we can keep adding code to anticipate
|
|
8485 * screen changes, and in the meantime, everything still works.
|
|
8486 */
|
|
8487
|
|
8488 /*
|
|
8489 * types for inserting or deleting lines
|
|
8490 */
|
|
8491 #define USE_T_CAL 1
|
|
8492 #define USE_T_CDL 2
|
|
8493 #define USE_T_AL 3
|
|
8494 #define USE_T_CE 4
|
|
8495 #define USE_T_DL 5
|
|
8496 #define USE_T_SR 6
|
|
8497 #define USE_NL 7
|
|
8498 #define USE_T_CD 8
|
|
8499 #define USE_REDRAW 9
|
|
8500
|
|
8501 /*
|
|
8502 * insert lines on the screen and update ScreenLines[]
|
|
8503 * 'end' is the line after the scrolled part. Normally it is Rows.
|
|
8504 * When scrolling region used 'off' is the offset from the top for the region.
|
|
8505 * 'row' and 'end' are relative to the start of the region.
|
|
8506 *
|
|
8507 * return FAIL for failure, OK for success.
|
|
8508 */
|
446
|
8509 int
|
7
|
8510 screen_ins_lines(off, row, line_count, end, wp)
|
|
8511 int off;
|
|
8512 int row;
|
|
8513 int line_count;
|
|
8514 int end;
|
|
8515 win_T *wp; /* NULL or window to use width from */
|
|
8516 {
|
|
8517 int i;
|
|
8518 int j;
|
|
8519 unsigned temp;
|
|
8520 int cursor_row;
|
|
8521 int type;
|
|
8522 int result_empty;
|
|
8523 int can_ce = can_clear(T_CE);
|
|
8524
|
|
8525 /*
|
|
8526 * FAIL if
|
|
8527 * - there is no valid screen
|
|
8528 * - the screen has to be redrawn completely
|
|
8529 * - the line count is less than one
|
|
8530 * - the line count is more than 'ttyscroll'
|
|
8531 */
|
|
8532 if (!screen_valid(TRUE) || line_count <= 0 || line_count > p_ttyscroll)
|
|
8533 return FAIL;
|
|
8534
|
|
8535 /*
|
|
8536 * There are seven ways to insert lines:
|
|
8537 * 0. When in a vertically split window and t_CV isn't set, redraw the
|
|
8538 * characters from ScreenLines[].
|
|
8539 * 1. Use T_CD (clear to end of display) if it exists and the result of
|
|
8540 * the insert is just empty lines
|
|
8541 * 2. Use T_CAL (insert multiple lines) if it exists and T_AL is not
|
|
8542 * present or line_count > 1. It looks better if we do all the inserts
|
|
8543 * at once.
|
|
8544 * 3. Use T_CDL (delete multiple lines) if it exists and the result of the
|
|
8545 * insert is just empty lines and T_CE is not present or line_count >
|
|
8546 * 1.
|
|
8547 * 4. Use T_AL (insert line) if it exists.
|
|
8548 * 5. Use T_CE (erase line) if it exists and the result of the insert is
|
|
8549 * just empty lines.
|
|
8550 * 6. Use T_DL (delete line) if it exists and the result of the insert is
|
|
8551 * just empty lines.
|
|
8552 * 7. Use T_SR (scroll reverse) if it exists and inserting at row 0 and
|
|
8553 * the 'da' flag is not set or we have clear line capability.
|
|
8554 * 8. redraw the characters from ScreenLines[].
|
|
8555 *
|
|
8556 * Careful: In a hpterm scroll reverse doesn't work as expected, it moves
|
|
8557 * the scrollbar for the window. It does have insert line, use that if it
|
|
8558 * exists.
|
|
8559 */
|
|
8560 result_empty = (row + line_count >= end);
|
|
8561 #ifdef FEAT_VERTSPLIT
|
|
8562 if (wp != NULL && wp->w_width != Columns && *T_CSV == NUL)
|
|
8563 type = USE_REDRAW;
|
|
8564 else
|
|
8565 #endif
|
|
8566 if (can_clear(T_CD) && result_empty)
|
|
8567 type = USE_T_CD;
|
|
8568 else if (*T_CAL != NUL && (line_count > 1 || *T_AL == NUL))
|
|
8569 type = USE_T_CAL;
|
|
8570 else if (*T_CDL != NUL && result_empty && (line_count > 1 || !can_ce))
|
|
8571 type = USE_T_CDL;
|
|
8572 else if (*T_AL != NUL)
|
|
8573 type = USE_T_AL;
|
|
8574 else if (can_ce && result_empty)
|
|
8575 type = USE_T_CE;
|
|
8576 else if (*T_DL != NUL && result_empty)
|
|
8577 type = USE_T_DL;
|
|
8578 else if (*T_SR != NUL && row == 0 && (*T_DA == NUL || can_ce))
|
|
8579 type = USE_T_SR;
|
|
8580 else
|
|
8581 return FAIL;
|
|
8582
|
|
8583 /*
|
|
8584 * For clearing the lines screen_del_lines() is used. This will also take
|
|
8585 * care of t_db if necessary.
|
|
8586 */
|
|
8587 if (type == USE_T_CD || type == USE_T_CDL ||
|
|
8588 type == USE_T_CE || type == USE_T_DL)
|
|
8589 return screen_del_lines(off, row, line_count, end, FALSE, wp);
|
|
8590
|
|
8591 /*
|
|
8592 * If text is retained below the screen, first clear or delete as many
|
|
8593 * lines at the bottom of the window as are about to be inserted so that
|
|
8594 * the deleted lines won't later surface during a screen_del_lines.
|
|
8595 */
|
|
8596 if (*T_DB)
|
|
8597 screen_del_lines(off, end - line_count, line_count, end, FALSE, wp);
|
|
8598
|
|
8599 #ifdef FEAT_CLIPBOARD
|
|
8600 /* Remove a modeless selection when inserting lines halfway the screen
|
|
8601 * or not the full width of the screen. */
|
|
8602 if (off + row > 0
|
|
8603 # ifdef FEAT_VERTSPLIT
|
|
8604 || (wp != NULL && wp->w_width != Columns)
|
|
8605 # endif
|
|
8606 )
|
|
8607 clip_clear_selection();
|
|
8608 else
|
|
8609 clip_scroll_selection(-line_count);
|
|
8610 #endif
|
|
8611
|
|
8612 #ifdef FEAT_GUI
|
|
8613 /* Don't update the GUI cursor here, ScreenLines[] is invalid until the
|
|
8614 * scrolling is actually carried out. */
|
|
8615 gui_dont_update_cursor();
|
|
8616 #endif
|
|
8617
|
|
8618 if (*T_CCS != NUL) /* cursor relative to region */
|
|
8619 cursor_row = row;
|
|
8620 else
|
|
8621 cursor_row = row + off;
|
|
8622
|
|
8623 /*
|
|
8624 * Shift LineOffset[] line_count down to reflect the inserted lines.
|
|
8625 * Clear the inserted lines in ScreenLines[].
|
|
8626 */
|
|
8627 row += off;
|
|
8628 end += off;
|
|
8629 for (i = 0; i < line_count; ++i)
|
|
8630 {
|
|
8631 #ifdef FEAT_VERTSPLIT
|
|
8632 if (wp != NULL && wp->w_width != Columns)
|
|
8633 {
|
|
8634 /* need to copy part of a line */
|
|
8635 j = end - 1 - i;
|
|
8636 while ((j -= line_count) >= row)
|
|
8637 linecopy(j + line_count, j, wp);
|
|
8638 j += line_count;
|
|
8639 if (can_clear((char_u *)" "))
|
|
8640 lineclear(LineOffset[j] + wp->w_wincol, wp->w_width);
|
|
8641 else
|
|
8642 lineinvalid(LineOffset[j] + wp->w_wincol, wp->w_width);
|
|
8643 LineWraps[j] = FALSE;
|
|
8644 }
|
|
8645 else
|
|
8646 #endif
|
|
8647 {
|
|
8648 j = end - 1 - i;
|
|
8649 temp = LineOffset[j];
|
|
8650 while ((j -= line_count) >= row)
|
|
8651 {
|
|
8652 LineOffset[j + line_count] = LineOffset[j];
|
|
8653 LineWraps[j + line_count] = LineWraps[j];
|
|
8654 }
|
|
8655 LineOffset[j + line_count] = temp;
|
|
8656 LineWraps[j + line_count] = FALSE;
|
|
8657 if (can_clear((char_u *)" "))
|
|
8658 lineclear(temp, (int)Columns);
|
|
8659 else
|
|
8660 lineinvalid(temp, (int)Columns);
|
|
8661 }
|
|
8662 }
|
|
8663
|
|
8664 screen_stop_highlight();
|
|
8665 windgoto(cursor_row, 0);
|
|
8666
|
|
8667 #ifdef FEAT_VERTSPLIT
|
|
8668 /* redraw the characters */
|
|
8669 if (type == USE_REDRAW)
|
|
8670 redraw_block(row, end, wp);
|
|
8671 else
|
|
8672 #endif
|
|
8673 if (type == USE_T_CAL)
|
|
8674 {
|
|
8675 term_append_lines(line_count);
|
|
8676 screen_start(); /* don't know where cursor is now */
|
|
8677 }
|
|
8678 else
|
|
8679 {
|
|
8680 for (i = 0; i < line_count; i++)
|
|
8681 {
|
|
8682 if (type == USE_T_AL)
|
|
8683 {
|
|
8684 if (i && cursor_row != 0)
|
|
8685 windgoto(cursor_row, 0);
|
|
8686 out_str(T_AL);
|
|
8687 }
|
|
8688 else /* type == USE_T_SR */
|
|
8689 out_str(T_SR);
|
|
8690 screen_start(); /* don't know where cursor is now */
|
|
8691 }
|
|
8692 }
|
|
8693
|
|
8694 /*
|
|
8695 * With scroll-reverse and 'da' flag set we need to clear the lines that
|
|
8696 * have been scrolled down into the region.
|
|
8697 */
|
|
8698 if (type == USE_T_SR && *T_DA)
|
|
8699 {
|
|
8700 for (i = 0; i < line_count; ++i)
|
|
8701 {
|
|
8702 windgoto(off + i, 0);
|
|
8703 out_str(T_CE);
|
|
8704 screen_start(); /* don't know where cursor is now */
|
|
8705 }
|
|
8706 }
|
|
8707
|
|
8708 #ifdef FEAT_GUI
|
|
8709 gui_can_update_cursor();
|
|
8710 if (gui.in_use)
|
|
8711 out_flush(); /* always flush after a scroll */
|
|
8712 #endif
|
|
8713 return OK;
|
|
8714 }
|
|
8715
|
|
8716 /*
|
|
8717 * delete lines on the screen and update ScreenLines[]
|
|
8718 * 'end' is the line after the scrolled part. Normally it is Rows.
|
|
8719 * When scrolling region used 'off' is the offset from the top for the region.
|
|
8720 * 'row' and 'end' are relative to the start of the region.
|
|
8721 *
|
|
8722 * Return OK for success, FAIL if the lines are not deleted.
|
|
8723 */
|
|
8724 int
|
|
8725 screen_del_lines(off, row, line_count, end, force, wp)
|
|
8726 int off;
|
|
8727 int row;
|
|
8728 int line_count;
|
|
8729 int end;
|
|
8730 int force; /* even when line_count > p_ttyscroll */
|
1883
|
8731 win_T *wp UNUSED; /* NULL or window to use width from */
|
7
|
8732 {
|
|
8733 int j;
|
|
8734 int i;
|
|
8735 unsigned temp;
|
|
8736 int cursor_row;
|
|
8737 int cursor_end;
|
|
8738 int result_empty; /* result is empty until end of region */
|
|
8739 int can_delete; /* deleting line codes can be used */
|
|
8740 int type;
|
|
8741
|
|
8742 /*
|
|
8743 * FAIL if
|
|
8744 * - there is no valid screen
|
|
8745 * - the screen has to be redrawn completely
|
|
8746 * - the line count is less than one
|
|
8747 * - the line count is more than 'ttyscroll'
|
|
8748 */
|
|
8749 if (!screen_valid(TRUE) || line_count <= 0 ||
|
|
8750 (!force && line_count > p_ttyscroll))
|
|
8751 return FAIL;
|
|
8752
|
|
8753 /*
|
|
8754 * Check if the rest of the current region will become empty.
|
|
8755 */
|
|
8756 result_empty = row + line_count >= end;
|
|
8757
|
|
8758 /*
|
|
8759 * We can delete lines only when 'db' flag not set or when 'ce' option
|
|
8760 * available.
|
|
8761 */
|
|
8762 can_delete = (*T_DB == NUL || can_clear(T_CE));
|
|
8763
|
|
8764 /*
|
|
8765 * There are six ways to delete lines:
|
|
8766 * 0. When in a vertically split window and t_CV isn't set, redraw the
|
|
8767 * characters from ScreenLines[].
|
|
8768 * 1. Use T_CD if it exists and the result is empty.
|
|
8769 * 2. Use newlines if row == 0 and count == 1 or T_CDL does not exist.
|
|
8770 * 3. Use T_CDL (delete multiple lines) if it exists and line_count > 1 or
|
|
8771 * none of the other ways work.
|
|
8772 * 4. Use T_CE (erase line) if the result is empty.
|
|
8773 * 5. Use T_DL (delete line) if it exists.
|
|
8774 * 6. redraw the characters from ScreenLines[].
|
|
8775 */
|
|
8776 #ifdef FEAT_VERTSPLIT
|
|
8777 if (wp != NULL && wp->w_width != Columns && *T_CSV == NUL)
|
|
8778 type = USE_REDRAW;
|
|
8779 else
|
|
8780 #endif
|
|
8781 if (can_clear(T_CD) && result_empty)
|
|
8782 type = USE_T_CD;
|
|
8783 #if defined(__BEOS__) && defined(BEOS_DR8)
|
|
8784 /*
|
|
8785 * USE_NL does not seem to work in Terminal of DR8 so we set T_DB="" in
|
|
8786 * its internal termcap... this works okay for tests which test *T_DB !=
|
|
8787 * NUL. It has the disadvantage that the user cannot use any :set t_*
|
|
8788 * command to get T_DB (back) to empty_option, only :set term=... will do
|
|
8789 * the trick...
|
|
8790 * Anyway, this hack will hopefully go away with the next OS release.
|
|
8791 * (Olaf Seibert)
|
|
8792 */
|
|
8793 else if (row == 0 && T_DB == empty_option
|
|
8794 && (line_count == 1 || *T_CDL == NUL))
|
|
8795 #else
|
|
8796 else if (row == 0 && (
|
|
8797 #ifndef AMIGA
|
|
8798 /* On the Amiga, somehow '\n' on the last line doesn't always scroll
|
|
8799 * up, so use delete-line command */
|
|
8800 line_count == 1 ||
|
|
8801 #endif
|
|
8802 *T_CDL == NUL))
|
|
8803 #endif
|
|
8804 type = USE_NL;
|
|
8805 else if (*T_CDL != NUL && line_count > 1 && can_delete)
|
|
8806 type = USE_T_CDL;
|
|
8807 else if (can_clear(T_CE) && result_empty
|
|
8808 #ifdef FEAT_VERTSPLIT
|
|
8809 && (wp == NULL || wp->w_width == Columns)
|
|
8810 #endif
|
|
8811 )
|
|
8812 type = USE_T_CE;
|
|
8813 else if (*T_DL != NUL && can_delete)
|
|
8814 type = USE_T_DL;
|
|
8815 else if (*T_CDL != NUL && can_delete)
|
|
8816 type = USE_T_CDL;
|
|
8817 else
|
|
8818 return FAIL;
|
|
8819
|
|
8820 #ifdef FEAT_CLIPBOARD
|
|
8821 /* Remove a modeless selection when deleting lines halfway the screen or
|
|
8822 * not the full width of the screen. */
|
|
8823 if (off + row > 0
|
|
8824 # ifdef FEAT_VERTSPLIT
|
|
8825 || (wp != NULL && wp->w_width != Columns)
|
|
8826 # endif
|
|
8827 )
|
|
8828 clip_clear_selection();
|
|
8829 else
|
|
8830 clip_scroll_selection(line_count);
|
|
8831 #endif
|
|
8832
|
|
8833 #ifdef FEAT_GUI
|
|
8834 /* Don't update the GUI cursor here, ScreenLines[] is invalid until the
|
|
8835 * scrolling is actually carried out. */
|
|
8836 gui_dont_update_cursor();
|
|
8837 #endif
|
|
8838
|
|
8839 if (*T_CCS != NUL) /* cursor relative to region */
|
|
8840 {
|
|
8841 cursor_row = row;
|
|
8842 cursor_end = end;
|
|
8843 }
|
|
8844 else
|
|
8845 {
|
|
8846 cursor_row = row + off;
|
|
8847 cursor_end = end + off;
|
|
8848 }
|
|
8849
|
|
8850 /*
|
|
8851 * Now shift LineOffset[] line_count up to reflect the deleted lines.
|
|
8852 * Clear the inserted lines in ScreenLines[].
|
|
8853 */
|
|
8854 row += off;
|
|
8855 end += off;
|
|
8856 for (i = 0; i < line_count; ++i)
|
|
8857 {
|
|
8858 #ifdef FEAT_VERTSPLIT
|
|
8859 if (wp != NULL && wp->w_width != Columns)
|
|
8860 {
|
|
8861 /* need to copy part of a line */
|
|
8862 j = row + i;
|
|
8863 while ((j += line_count) <= end - 1)
|
|
8864 linecopy(j - line_count, j, wp);
|
|
8865 j -= line_count;
|
|
8866 if (can_clear((char_u *)" "))
|
|
8867 lineclear(LineOffset[j] + wp->w_wincol, wp->w_width);
|
|
8868 else
|
|
8869 lineinvalid(LineOffset[j] + wp->w_wincol, wp->w_width);
|
|
8870 LineWraps[j] = FALSE;
|
|
8871 }
|
|
8872 else
|
|
8873 #endif
|
|
8874 {
|
|
8875 /* whole width, moving the line pointers is faster */
|
|
8876 j = row + i;
|
|
8877 temp = LineOffset[j];
|
|
8878 while ((j += line_count) <= end - 1)
|
|
8879 {
|
|
8880 LineOffset[j - line_count] = LineOffset[j];
|
|
8881 LineWraps[j - line_count] = LineWraps[j];
|
|
8882 }
|
|
8883 LineOffset[j - line_count] = temp;
|
|
8884 LineWraps[j - line_count] = FALSE;
|
|
8885 if (can_clear((char_u *)" "))
|
|
8886 lineclear(temp, (int)Columns);
|
|
8887 else
|
|
8888 lineinvalid(temp, (int)Columns);
|
|
8889 }
|
|
8890 }
|
|
8891
|
|
8892 screen_stop_highlight();
|
|
8893
|
|
8894 #ifdef FEAT_VERTSPLIT
|
|
8895 /* redraw the characters */
|
|
8896 if (type == USE_REDRAW)
|
|
8897 redraw_block(row, end, wp);
|
|
8898 else
|
|
8899 #endif
|
|
8900 if (type == USE_T_CD) /* delete the lines */
|
|
8901 {
|
|
8902 windgoto(cursor_row, 0);
|
|
8903 out_str(T_CD);
|
|
8904 screen_start(); /* don't know where cursor is now */
|
|
8905 }
|
|
8906 else if (type == USE_T_CDL)
|
|
8907 {
|
|
8908 windgoto(cursor_row, 0);
|
|
8909 term_delete_lines(line_count);
|
|
8910 screen_start(); /* don't know where cursor is now */
|
|
8911 }
|
|
8912 /*
|
|
8913 * Deleting lines at top of the screen or scroll region: Just scroll
|
|
8914 * the whole screen (scroll region) up by outputting newlines on the
|
|
8915 * last line.
|
|
8916 */
|
|
8917 else if (type == USE_NL)
|
|
8918 {
|
|
8919 windgoto(cursor_end - 1, 0);
|
|
8920 for (i = line_count; --i >= 0; )
|
|
8921 out_char('\n'); /* cursor will remain on same line */
|
|
8922 }
|
|
8923 else
|
|
8924 {
|
|
8925 for (i = line_count; --i >= 0; )
|
|
8926 {
|
|
8927 if (type == USE_T_DL)
|
|
8928 {
|
|
8929 windgoto(cursor_row, 0);
|
|
8930 out_str(T_DL); /* delete a line */
|
|
8931 }
|
|
8932 else /* type == USE_T_CE */
|
|
8933 {
|
|
8934 windgoto(cursor_row + i, 0);
|
|
8935 out_str(T_CE); /* erase a line */
|
|
8936 }
|
|
8937 screen_start(); /* don't know where cursor is now */
|
|
8938 }
|
|
8939 }
|
|
8940
|
|
8941 /*
|
|
8942 * If the 'db' flag is set, we need to clear the lines that have been
|
|
8943 * scrolled up at the bottom of the region.
|
|
8944 */
|
|
8945 if (*T_DB && (type == USE_T_DL || type == USE_T_CDL))
|
|
8946 {
|
|
8947 for (i = line_count; i > 0; --i)
|
|
8948 {
|
|
8949 windgoto(cursor_end - i, 0);
|
|
8950 out_str(T_CE); /* erase a line */
|
|
8951 screen_start(); /* don't know where cursor is now */
|
|
8952 }
|
|
8953 }
|
|
8954
|
|
8955 #ifdef FEAT_GUI
|
|
8956 gui_can_update_cursor();
|
|
8957 if (gui.in_use)
|
|
8958 out_flush(); /* always flush after a scroll */
|
|
8959 #endif
|
|
8960
|
|
8961 return OK;
|
|
8962 }
|
|
8963
|
|
8964 /*
|
|
8965 * show the current mode and ruler
|
|
8966 *
|
|
8967 * If clear_cmdline is TRUE, clear the rest of the cmdline.
|
|
8968 * If clear_cmdline is FALSE there may be a message there that needs to be
|
|
8969 * cleared only if a mode is shown.
|
|
8970 * Return the length of the message (0 if no message).
|
|
8971 */
|
|
8972 int
|
|
8973 showmode()
|
|
8974 {
|
|
8975 int need_clear;
|
|
8976 int length = 0;
|
|
8977 int do_mode;
|
|
8978 int attr;
|
|
8979 int nwr_save;
|
|
8980 #ifdef FEAT_INS_EXPAND
|
|
8981 int sub_attr;
|
|
8982 #endif
|
|
8983
|
642
|
8984 do_mode = ((p_smd && msg_silent == 0)
|
|
8985 && ((State & INSERT)
|
|
8986 || restart_edit
|
7
|
8987 #ifdef FEAT_VISUAL
|
|
8988 || VIsual_active
|
|
8989 #endif
|
|
8990 ));
|
|
8991 if (do_mode || Recording)
|
|
8992 {
|
|
8993 /*
|
|
8994 * Don't show mode right now, when not redrawing or inside a mapping.
|
|
8995 * Call char_avail() only when we are going to show something, because
|
|
8996 * it takes a bit of time.
|
|
8997 */
|
|
8998 if (!redrawing() || (char_avail() && !KeyTyped) || msg_silent != 0)
|
|
8999 {
|
|
9000 redraw_cmdline = TRUE; /* show mode later */
|
|
9001 return 0;
|
|
9002 }
|
|
9003
|
|
9004 nwr_save = need_wait_return;
|
|
9005
|
|
9006 /* wait a bit before overwriting an important message */
|
|
9007 check_for_delay(FALSE);
|
|
9008
|
|
9009 /* if the cmdline is more than one line high, erase top lines */
|
|
9010 need_clear = clear_cmdline;
|
|
9011 if (clear_cmdline && cmdline_row < Rows - 1)
|
|
9012 msg_clr_cmdline(); /* will reset clear_cmdline */
|
|
9013
|
|
9014 /* Position on the last line in the window, column 0 */
|
|
9015 msg_pos_mode();
|
|
9016 cursor_off();
|
|
9017 attr = hl_attr(HLF_CM); /* Highlight mode */
|
|
9018 if (do_mode)
|
|
9019 {
|
|
9020 MSG_PUTS_ATTR("--", attr);
|
|
9021 #if defined(FEAT_XIM)
|
1668
|
9022 # if 0 /* old version, changed by SungHyun Nam July 2008 */
|
7
|
9023 if (xic != NULL && im_get_status() && !p_imdisable
|
|
9024 && curbuf->b_p_iminsert == B_IMODE_IM)
|
1668
|
9025 # else
|
|
9026 if (
|
|
9027 # ifdef HAVE_GTK2
|
|
9028 preedit_get_status()
|
|
9029 # else
|
|
9030 im_get_status()
|
|
9031 # endif
|
|
9032 )
|
|
9033 # endif
|
7
|
9034 # ifdef HAVE_GTK2 /* most of the time, it's not XIM being used */
|
|
9035 MSG_PUTS_ATTR(" IM", attr);
|
|
9036 # else
|
|
9037 MSG_PUTS_ATTR(" XIM", attr);
|
|
9038 # endif
|
|
9039 #endif
|
|
9040 #if defined(FEAT_HANGULIN) && defined(FEAT_GUI)
|
|
9041 if (gui.in_use)
|
|
9042 {
|
|
9043 if (hangul_input_state_get())
|
236
|
9044 MSG_PUTS_ATTR(" \307\321\261\333", attr); /* HANGUL */
|
7
|
9045 }
|
|
9046 #endif
|
|
9047 #ifdef FEAT_INS_EXPAND
|
|
9048 if (edit_submode != NULL) /* CTRL-X in Insert mode */
|
|
9049 {
|
|
9050 /* These messages can get long, avoid a wrap in a narrow
|
|
9051 * window. Prefer showing edit_submode_extra. */
|
|
9052 length = (Rows - msg_row) * Columns - 3;
|
|
9053 if (edit_submode_extra != NULL)
|
|
9054 length -= vim_strsize(edit_submode_extra);
|
|
9055 if (length > 0)
|
|
9056 {
|
|
9057 if (edit_submode_pre != NULL)
|
|
9058 length -= vim_strsize(edit_submode_pre);
|
|
9059 if (length - vim_strsize(edit_submode) > 0)
|
|
9060 {
|
|
9061 if (edit_submode_pre != NULL)
|
|
9062 msg_puts_attr(edit_submode_pre, attr);
|
|
9063 msg_puts_attr(edit_submode, attr);
|
|
9064 }
|
|
9065 if (edit_submode_extra != NULL)
|
|
9066 {
|
|
9067 MSG_PUTS_ATTR(" ", attr); /* add a space in between */
|
|
9068 if ((int)edit_submode_highl < (int)HLF_COUNT)
|
|
9069 sub_attr = hl_attr(edit_submode_highl);
|
|
9070 else
|
|
9071 sub_attr = attr;
|
|
9072 msg_puts_attr(edit_submode_extra, sub_attr);
|
|
9073 }
|
|
9074 }
|
|
9075 length = 0;
|
|
9076 }
|
|
9077 else
|
|
9078 #endif
|
|
9079 {
|
|
9080 #ifdef FEAT_VREPLACE
|
|
9081 if (State & VREPLACE_FLAG)
|
|
9082 MSG_PUTS_ATTR(_(" VREPLACE"), attr);
|
|
9083 else
|
|
9084 #endif
|
|
9085 if (State & REPLACE_FLAG)
|
|
9086 MSG_PUTS_ATTR(_(" REPLACE"), attr);
|
|
9087 else if (State & INSERT)
|
|
9088 {
|
|
9089 #ifdef FEAT_RIGHTLEFT
|
|
9090 if (p_ri)
|
|
9091 MSG_PUTS_ATTR(_(" REVERSE"), attr);
|
|
9092 #endif
|
|
9093 MSG_PUTS_ATTR(_(" INSERT"), attr);
|
|
9094 }
|
|
9095 else if (restart_edit == 'I')
|
|
9096 MSG_PUTS_ATTR(_(" (insert)"), attr);
|
|
9097 else if (restart_edit == 'R')
|
|
9098 MSG_PUTS_ATTR(_(" (replace)"), attr);
|
|
9099 else if (restart_edit == 'V')
|
|
9100 MSG_PUTS_ATTR(_(" (vreplace)"), attr);
|
|
9101 #ifdef FEAT_RIGHTLEFT
|
|
9102 if (p_hkmap)
|
|
9103 MSG_PUTS_ATTR(_(" Hebrew"), attr);
|
|
9104 # ifdef FEAT_FKMAP
|
|
9105 if (p_fkmap)
|
|
9106 MSG_PUTS_ATTR(farsi_text_5, attr);
|
|
9107 # endif
|
|
9108 #endif
|
|
9109 #ifdef FEAT_KEYMAP
|
|
9110 if (State & LANGMAP)
|
|
9111 {
|
|
9112 # ifdef FEAT_ARABIC
|
|
9113 if (curwin->w_p_arab)
|
|
9114 MSG_PUTS_ATTR(_(" Arabic"), attr);
|
|
9115 else
|
|
9116 # endif
|
|
9117 MSG_PUTS_ATTR(_(" (lang)"), attr);
|
|
9118 }
|
|
9119 #endif
|
|
9120 if ((State & INSERT) && p_paste)
|
|
9121 MSG_PUTS_ATTR(_(" (paste)"), attr);
|
|
9122
|
|
9123 #ifdef FEAT_VISUAL
|
|
9124 if (VIsual_active)
|
|
9125 {
|
|
9126 char *p;
|
|
9127
|
|
9128 /* Don't concatenate separate words to avoid translation
|
|
9129 * problems. */
|
|
9130 switch ((VIsual_select ? 4 : 0)
|
|
9131 + (VIsual_mode == Ctrl_V) * 2
|
|
9132 + (VIsual_mode == 'V'))
|
|
9133 {
|
|
9134 case 0: p = N_(" VISUAL"); break;
|
|
9135 case 1: p = N_(" VISUAL LINE"); break;
|
|
9136 case 2: p = N_(" VISUAL BLOCK"); break;
|
|
9137 case 4: p = N_(" SELECT"); break;
|
|
9138 case 5: p = N_(" SELECT LINE"); break;
|
|
9139 default: p = N_(" SELECT BLOCK"); break;
|
|
9140 }
|
|
9141 MSG_PUTS_ATTR(_(p), attr);
|
|
9142 }
|
|
9143 #endif
|
|
9144 MSG_PUTS_ATTR(" --", attr);
|
|
9145 }
|
644
|
9146
|
7
|
9147 need_clear = TRUE;
|
|
9148 }
|
|
9149 if (Recording
|
|
9150 #ifdef FEAT_INS_EXPAND
|
|
9151 && edit_submode == NULL /* otherwise it gets too long */
|
|
9152 #endif
|
|
9153 )
|
|
9154 {
|
|
9155 MSG_PUTS_ATTR(_("recording"), attr);
|
|
9156 need_clear = TRUE;
|
|
9157 }
|
644
|
9158
|
|
9159 mode_displayed = TRUE;
|
7
|
9160 if (need_clear || clear_cmdline)
|
|
9161 msg_clr_eos();
|
|
9162 msg_didout = FALSE; /* overwrite this message */
|
|
9163 length = msg_col;
|
|
9164 msg_col = 0;
|
|
9165 need_wait_return = nwr_save; /* never ask for hit-return for this */
|
|
9166 }
|
|
9167 else if (clear_cmdline && msg_silent == 0)
|
|
9168 /* Clear the whole command line. Will reset "clear_cmdline". */
|
|
9169 msg_clr_cmdline();
|
|
9170
|
|
9171 #ifdef FEAT_CMDL_INFO
|
|
9172 # ifdef FEAT_VISUAL
|
|
9173 /* In Visual mode the size of the selected area must be redrawn. */
|
|
9174 if (VIsual_active)
|
|
9175 clear_showcmd();
|
|
9176 # endif
|
|
9177
|
|
9178 /* If the last window has no status line, the ruler is after the mode
|
|
9179 * message and must be redrawn */
|
|
9180 if (redrawing()
|
|
9181 # ifdef FEAT_WINDOWS
|
|
9182 && lastwin->w_status_height == 0
|
|
9183 # endif
|
|
9184 )
|
|
9185 win_redr_ruler(lastwin, TRUE);
|
|
9186 #endif
|
|
9187 redraw_cmdline = FALSE;
|
|
9188 clear_cmdline = FALSE;
|
|
9189
|
|
9190 return length;
|
|
9191 }
|
|
9192
|
|
9193 /*
|
|
9194 * Position for a mode message.
|
|
9195 */
|
|
9196 static void
|
|
9197 msg_pos_mode()
|
|
9198 {
|
|
9199 msg_col = 0;
|
|
9200 msg_row = Rows - 1;
|
|
9201 }
|
|
9202
|
|
9203 /*
|
|
9204 * Delete mode message. Used when ESC is typed which is expected to end
|
|
9205 * Insert mode (but Insert mode didn't end yet!).
|
644
|
9206 * Caller should check "mode_displayed".
|
7
|
9207 */
|
|
9208 void
|
|
9209 unshowmode(force)
|
|
9210 int force;
|
|
9211 {
|
|
9212 /*
|
|
9213 * Don't delete it right now, when not redrawing or insided a mapping.
|
|
9214 */
|
|
9215 if (!redrawing() || (!force && char_avail() && !KeyTyped))
|
|
9216 redraw_cmdline = TRUE; /* delete mode later */
|
|
9217 else
|
|
9218 {
|
|
9219 msg_pos_mode();
|
|
9220 if (Recording)
|
|
9221 MSG_PUTS_ATTR(_("recording"), hl_attr(HLF_CM));
|
|
9222 msg_clr_eos();
|
|
9223 }
|
|
9224 }
|
|
9225
|
667
|
9226 #if defined(FEAT_WINDOWS)
|
|
9227 /*
|
|
9228 * Draw the tab pages line at the top of the Vim window.
|
|
9229 */
|
|
9230 static void
|
677
|
9231 draw_tabline()
|
667
|
9232 {
|
|
9233 int tabcount = 0;
|
|
9234 tabpage_T *tp;
|
|
9235 int tabwidth;
|
|
9236 int col = 0;
|
673
|
9237 int scol = 0;
|
667
|
9238 int attr;
|
|
9239 win_T *wp;
|
671
|
9240 win_T *cwp;
|
|
9241 int wincount;
|
|
9242 int modified;
|
667
|
9243 int c;
|
|
9244 int len;
|
|
9245 int attr_sel = hl_attr(HLF_TPS);
|
|
9246 int attr_nosel = hl_attr(HLF_TP);
|
|
9247 int attr_fill = hl_attr(HLF_TPF);
|
673
|
9248 char_u *p;
|
677
|
9249 int room;
|
|
9250 int use_sep_chars = (t_colors < 8
|
|
9251 #ifdef FEAT_GUI
|
|
9252 && !gui.in_use
|
|
9253 #endif
|
|
9254 );
|
673
|
9255
|
|
9256 redraw_tabline = FALSE;
|
667
|
9257
|
685
|
9258 #ifdef FEAT_GUI_TABLINE
|
798
|
9259 /* Take care of a GUI tabline. */
|
685
|
9260 if (gui_use_tabline())
|
|
9261 {
|
|
9262 gui_update_tabline();
|
|
9263 return;
|
|
9264 }
|
|
9265 #endif
|
|
9266
|
|
9267 if (tabline_height() < 1)
|
667
|
9268 return;
|
|
9269
|
677
|
9270 #if defined(FEAT_STL_OPT)
|
681
|
9271
|
|
9272 /* Init TabPageIdxs[] to zero: Clicking outside of tabs has no effect. */
|
|
9273 for (scol = 0; scol < Columns; ++scol)
|
|
9274 TabPageIdxs[scol] = 0;
|
|
9275
|
677
|
9276 /* Use the 'tabline' option if it's set. */
|
|
9277 if (*p_tal != NUL)
|
|
9278 {
|
680
|
9279 int save_called_emsg = called_emsg;
|
|
9280
|
|
9281 /* Check for an error. If there is one we would loop in redrawing the
|
|
9282 * screen. Avoid that by making 'tabline' empty. */
|
|
9283 called_emsg = FALSE;
|
677
|
9284 win_redr_custom(NULL, FALSE);
|
680
|
9285 if (called_emsg)
|
|
9286 set_string_option_direct((char_u *)"tabline", -1,
|
694
|
9287 (char_u *)"", OPT_FREE, SID_ERROR);
|
680
|
9288 called_emsg |= save_called_emsg;
|
|
9289 }
|
|
9290 else
|
|
9291 #endif
|
|
9292 {
|
|
9293 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next)
|
|
9294 ++tabcount;
|
|
9295
|
|
9296 tabwidth = (Columns - 1 + tabcount / 2) / tabcount;
|
|
9297 if (tabwidth < 6)
|
|
9298 tabwidth = 6;
|
|
9299
|
|
9300 attr = attr_nosel;
|
|
9301 tabcount = 0;
|
681
|
9302 scol = 0;
|
699
|
9303 for (tp = first_tabpage; tp != NULL && col < Columns - 4;
|
|
9304 tp = tp->tp_next)
|
680
|
9305 {
|
|
9306 scol = col;
|
|
9307
|
|
9308 if (tp->tp_topframe == topframe)
|
|
9309 attr = attr_sel;
|
|
9310 if (use_sep_chars && col > 0)
|
|
9311 screen_putchar('|', 0, col++, attr);
|
|
9312
|
|
9313 if (tp->tp_topframe != topframe)
|
|
9314 attr = attr_nosel;
|
|
9315
|
|
9316 screen_putchar(' ', 0, col++, attr);
|
|
9317
|
|
9318 if (tp == curtab)
|
|
9319 {
|
|
9320 cwp = curwin;
|
|
9321 wp = firstwin;
|
|
9322 }
|
|
9323 else
|
|
9324 {
|
|
9325 cwp = tp->tp_curwin;
|
|
9326 wp = tp->tp_firstwin;
|
|
9327 }
|
|
9328
|
|
9329 modified = FALSE;
|
|
9330 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount)
|
|
9331 if (bufIsChanged(wp->w_buffer))
|
|
9332 modified = TRUE;
|
|
9333 if (modified || wincount > 1)
|
|
9334 {
|
|
9335 if (wincount > 1)
|
|
9336 {
|
|
9337 vim_snprintf((char *)NameBuff, MAXPATHL, "%d", wincount);
|
835
|
9338 len = (int)STRLEN(NameBuff);
|
699
|
9339 if (col + len >= Columns - 3)
|
|
9340 break;
|
680
|
9341 screen_puts_len(NameBuff, len, 0, col,
|
677
|
9342 #if defined(FEAT_SYN_HL)
|
680
|
9343 hl_combine_attr(attr, hl_attr(HLF_T))
|
677
|
9344 #else
|
680
|
9345 attr
|
|
9346 #endif
|
|
9347 );
|
|
9348 col += len;
|
|
9349 }
|
|
9350 if (modified)
|
|
9351 screen_puts_len((char_u *)"+", 1, 0, col++, attr);
|
|
9352 screen_putchar(' ', 0, col++, attr);
|
|
9353 }
|
|
9354
|
|
9355 room = scol - col + tabwidth - 1;
|
|
9356 if (room > 0)
|
|
9357 {
|
685
|
9358 /* Get buffer name in NameBuff[] */
|
|
9359 get_trans_bufname(cwp->w_buffer);
|
819
|
9360 shorten_dir(NameBuff);
|
680
|
9361 len = vim_strsize(NameBuff);
|
|
9362 p = NameBuff;
|
677
|
9363 #ifdef FEAT_MBYTE
|
680
|
9364 if (has_mbyte)
|
|
9365 while (len > room)
|
|
9366 {
|
|
9367 len -= ptr2cells(p);
|
|
9368 mb_ptr_adv(p);
|
|
9369 }
|
|
9370 else
|
|
9371 #endif
|
|
9372 if (len > room)
|
677
|
9373 {
|
680
|
9374 p += len - room;
|
|
9375 len = room;
|
677
|
9376 }
|
699
|
9377 if (len > Columns - col - 1)
|
|
9378 len = Columns - col - 1;
|
680
|
9379
|
835
|
9380 screen_puts_len(p, (int)STRLEN(p), 0, col, attr);
|
680
|
9381 col += len;
|
|
9382 }
|
|
9383 screen_putchar(' ', 0, col++, attr);
|
|
9384
|
|
9385 /* Store the tab page number in TabPageIdxs[], so that
|
|
9386 * jump_to_mouse() knows where each one is. */
|
|
9387 ++tabcount;
|
|
9388 while (scol < col)
|
|
9389 TabPageIdxs[scol++] = tabcount;
|
|
9390 }
|
|
9391
|
|
9392 if (use_sep_chars)
|
|
9393 c = '_';
|
|
9394 else
|
|
9395 c = ' ';
|
|
9396 screen_fill(0, 1, col, (int)Columns, c, c, attr_fill);
|
681
|
9397
|
|
9398 /* Put an "X" for closing the current tab if there are several. */
|
|
9399 if (first_tabpage->tp_next != NULL)
|
|
9400 {
|
|
9401 screen_putchar('X', 0, (int)Columns - 1, attr_nosel);
|
|
9402 TabPageIdxs[Columns - 1] = -999;
|
|
9403 }
|
|
9404 }
|
834
|
9405
|
|
9406 /* Reset the flag here again, in case evaluating 'tabline' causes it to be
|
|
9407 * set. */
|
|
9408 redraw_tabline = FALSE;
|
667
|
9409 }
|
685
|
9410
|
|
9411 /*
|
|
9412 * Get buffer name for "buf" into NameBuff[].
|
|
9413 * Takes care of special buffer names and translates special characters.
|
|
9414 */
|
|
9415 void
|
|
9416 get_trans_bufname(buf)
|
|
9417 buf_T *buf;
|
|
9418 {
|
|
9419 if (buf_spname(buf) != NULL)
|
|
9420 STRCPY(NameBuff, buf_spname(buf));
|
|
9421 else
|
|
9422 home_replace(buf, buf->b_fname, NameBuff, MAXPATHL, TRUE);
|
|
9423 trans_characters(NameBuff, MAXPATHL);
|
|
9424 }
|
667
|
9425 #endif
|
|
9426
|
7
|
9427 #if defined(FEAT_WINDOWS) || defined(FEAT_WILDMENU) || defined(FEAT_STL_OPT)
|
|
9428 /*
|
|
9429 * Get the character to use in a status line. Get its attributes in "*attr".
|
|
9430 */
|
|
9431 static int
|
|
9432 fillchar_status(attr, is_curwin)
|
|
9433 int *attr;
|
|
9434 int is_curwin;
|
|
9435 {
|
|
9436 int fill;
|
|
9437 if (is_curwin)
|
|
9438 {
|
|
9439 *attr = hl_attr(HLF_S);
|
|
9440 fill = fill_stl;
|
|
9441 }
|
|
9442 else
|
|
9443 {
|
|
9444 *attr = hl_attr(HLF_SNC);
|
|
9445 fill = fill_stlnc;
|
|
9446 }
|
|
9447 /* Use fill when there is highlighting, and highlighting of current
|
|
9448 * window differs, or the fillchars differ, or this is not the
|
|
9449 * current window */
|
|
9450 if (*attr != 0 && ((hl_attr(HLF_S) != hl_attr(HLF_SNC)
|
|
9451 || !is_curwin || firstwin == lastwin)
|
|
9452 || (fill_stl != fill_stlnc)))
|
|
9453 return fill;
|
|
9454 if (is_curwin)
|
|
9455 return '^';
|
|
9456 return '=';
|
|
9457 }
|
|
9458 #endif
|
|
9459
|
|
9460 #ifdef FEAT_VERTSPLIT
|
|
9461 /*
|
|
9462 * Get the character to use in a separator between vertically split windows.
|
|
9463 * Get its attributes in "*attr".
|
|
9464 */
|
|
9465 static int
|
|
9466 fillchar_vsep(attr)
|
|
9467 int *attr;
|
|
9468 {
|
|
9469 *attr = hl_attr(HLF_C);
|
|
9470 if (*attr == 0 && fill_vert == ' ')
|
|
9471 return '|';
|
|
9472 else
|
|
9473 return fill_vert;
|
|
9474 }
|
|
9475 #endif
|
|
9476
|
|
9477 /*
|
|
9478 * Return TRUE if redrawing should currently be done.
|
|
9479 */
|
|
9480 int
|
|
9481 redrawing()
|
|
9482 {
|
|
9483 return (!RedrawingDisabled
|
|
9484 && !(p_lz && char_avail() && !KeyTyped && !do_redraw));
|
|
9485 }
|
|
9486
|
|
9487 /*
|
|
9488 * Return TRUE if printing messages should currently be done.
|
|
9489 */
|
|
9490 int
|
|
9491 messaging()
|
|
9492 {
|
|
9493 return (!(p_lz && char_avail() && !KeyTyped));
|
|
9494 }
|
|
9495
|
|
9496 /*
|
|
9497 * Show current status info in ruler and various other places
|
|
9498 * If always is FALSE, only show ruler if position has changed.
|
|
9499 */
|
|
9500 void
|
|
9501 showruler(always)
|
|
9502 int always;
|
|
9503 {
|
|
9504 if (!always && !redrawing())
|
|
9505 return;
|
574
|
9506 #ifdef FEAT_INS_EXPAND
|
|
9507 if (pum_visible())
|
|
9508 {
|
639
|
9509 # ifdef FEAT_WINDOWS
|
574
|
9510 /* Don't redraw right now, do it later. */
|
|
9511 curwin->w_redr_status = TRUE;
|
639
|
9512 # endif
|
574
|
9513 return;
|
|
9514 }
|
|
9515 #endif
|
7
|
9516 #if defined(FEAT_STL_OPT) && defined(FEAT_WINDOWS)
|
40
|
9517 if ((*p_stl != NUL || *curwin->w_p_stl != NUL) && curwin->w_status_height)
|
680
|
9518 {
|
1983
|
9519 redraw_custom_statusline(curwin);
|
680
|
9520 }
|
7
|
9521 else
|
|
9522 #endif
|
|
9523 #ifdef FEAT_CMDL_INFO
|
|
9524 win_redr_ruler(curwin, always);
|
|
9525 #endif
|
|
9526
|
|
9527 #ifdef FEAT_TITLE
|
|
9528 if (need_maketitle
|
|
9529 # ifdef FEAT_STL_OPT
|
|
9530 || (p_icon && (stl_syntax & STL_IN_ICON))
|
|
9531 || (p_title && (stl_syntax & STL_IN_TITLE))
|
|
9532 # endif
|
|
9533 )
|
|
9534 maketitle();
|
|
9535 #endif
|
1588
|
9536 #ifdef FEAT_WINDOWS
|
|
9537 /* Redraw the tab pages line if needed. */
|
|
9538 if (redraw_tabline)
|
|
9539 draw_tabline();
|
|
9540 #endif
|
7
|
9541 }
|
|
9542
|
|
9543 #ifdef FEAT_CMDL_INFO
|
|
9544 static void
|
|
9545 win_redr_ruler(wp, always)
|
|
9546 win_T *wp;
|
|
9547 int always;
|
|
9548 {
|
1869
|
9549 #define RULER_BUF_LEN 70
|
|
9550 char_u buffer[RULER_BUF_LEN];
|
7
|
9551 int row;
|
|
9552 int fillchar;
|
|
9553 int attr;
|
|
9554 int empty_line = FALSE;
|
|
9555 colnr_T virtcol;
|
|
9556 int i;
|
1869
|
9557 size_t len;
|
7
|
9558 int o;
|
|
9559 #ifdef FEAT_VERTSPLIT
|
|
9560 int this_ru_col;
|
|
9561 int off = 0;
|
|
9562 int width = Columns;
|
|
9563 # define WITH_OFF(x) x
|
|
9564 # define WITH_WIDTH(x) x
|
|
9565 #else
|
|
9566 # define WITH_OFF(x) 0
|
|
9567 # define WITH_WIDTH(x) Columns
|
|
9568 # define this_ru_col ru_col
|
|
9569 #endif
|
|
9570
|
|
9571 /* If 'ruler' off or redrawing disabled, don't do anything */
|
|
9572 if (!p_ru)
|
|
9573 return;
|
|
9574
|
|
9575 /*
|
|
9576 * Check if cursor.lnum is valid, since win_redr_ruler() may be called
|
|
9577 * after deleting lines, before cursor.lnum is corrected.
|
|
9578 */
|
|
9579 if (wp->w_cursor.lnum > wp->w_buffer->b_ml.ml_line_count)
|
|
9580 return;
|
|
9581
|
|
9582 #ifdef FEAT_INS_EXPAND
|
|
9583 /* Don't draw the ruler while doing insert-completion, it might overwrite
|
|
9584 * the (long) mode message. */
|
|
9585 # ifdef FEAT_WINDOWS
|
|
9586 if (wp == lastwin && lastwin->w_status_height == 0)
|
|
9587 # endif
|
|
9588 if (edit_submode != NULL)
|
|
9589 return;
|
540
|
9590 /* Don't draw the ruler when the popup menu is visible, it may overlap. */
|
|
9591 if (pum_visible())
|
|
9592 return;
|
7
|
9593 #endif
|
|
9594
|
|
9595 #ifdef FEAT_STL_OPT
|
|
9596 if (*p_ruf)
|
|
9597 {
|
680
|
9598 int save_called_emsg = called_emsg;
|
|
9599
|
|
9600 called_emsg = FALSE;
|
7
|
9601 win_redr_custom(wp, TRUE);
|
680
|
9602 if (called_emsg)
|
|
9603 set_string_option_direct((char_u *)"rulerformat", -1,
|
694
|
9604 (char_u *)"", OPT_FREE, SID_ERROR);
|
680
|
9605 called_emsg |= save_called_emsg;
|
7
|
9606 return;
|
|
9607 }
|
|
9608 #endif
|
|
9609
|
|
9610 /*
|
|
9611 * Check if not in Insert mode and the line is empty (will show "0-1").
|
|
9612 */
|
|
9613 if (!(State & INSERT)
|
|
9614 && *ml_get_buf(wp->w_buffer, wp->w_cursor.lnum, FALSE) == NUL)
|
|
9615 empty_line = TRUE;
|
|
9616
|
|
9617 /*
|
|
9618 * Only draw the ruler when something changed.
|
|
9619 */
|
|
9620 validate_virtcol_win(wp);
|
|
9621 if ( redraw_cmdline
|
|
9622 || always
|
|
9623 || wp->w_cursor.lnum != wp->w_ru_cursor.lnum
|
|
9624 || wp->w_cursor.col != wp->w_ru_cursor.col
|
|
9625 || wp->w_virtcol != wp->w_ru_virtcol
|
|
9626 #ifdef FEAT_VIRTUALEDIT
|
|
9627 || wp->w_cursor.coladd != wp->w_ru_cursor.coladd
|
|
9628 #endif
|
|
9629 || wp->w_topline != wp->w_ru_topline
|
|
9630 || wp->w_buffer->b_ml.ml_line_count != wp->w_ru_line_count
|
|
9631 #ifdef FEAT_DIFF
|
|
9632 || wp->w_topfill != wp->w_ru_topfill
|
|
9633 #endif
|
|
9634 || empty_line != wp->w_ru_empty)
|
|
9635 {
|
|
9636 cursor_off();
|
|
9637 #ifdef FEAT_WINDOWS
|
|
9638 if (wp->w_status_height)
|
|
9639 {
|
|
9640 row = W_WINROW(wp) + wp->w_height;
|
|
9641 fillchar = fillchar_status(&attr, wp == curwin);
|
|
9642 # ifdef FEAT_VERTSPLIT
|
|
9643 off = W_WINCOL(wp);
|
|
9644 width = W_WIDTH(wp);
|
|
9645 # endif
|
|
9646 }
|
|
9647 else
|
|
9648 #endif
|
|
9649 {
|
|
9650 row = Rows - 1;
|
|
9651 fillchar = ' ';
|
|
9652 attr = 0;
|
|
9653 #ifdef FEAT_VERTSPLIT
|
|
9654 width = Columns;
|
|
9655 off = 0;
|
|
9656 #endif
|
|
9657 }
|
|
9658
|
|
9659 /* In list mode virtcol needs to be recomputed */
|
|
9660 virtcol = wp->w_virtcol;
|
|
9661 if (wp->w_p_list && lcs_tab1 == NUL)
|
|
9662 {
|
|
9663 wp->w_p_list = FALSE;
|
|
9664 getvvcol(wp, &wp->w_cursor, NULL, &virtcol, NULL);
|
|
9665 wp->w_p_list = TRUE;
|
|
9666 }
|
|
9667
|
|
9668 /*
|
|
9669 * Some sprintfs return the length, some return a pointer.
|
|
9670 * To avoid portability problems we use strlen() here.
|
|
9671 */
|
1869
|
9672 vim_snprintf((char *)buffer, RULER_BUF_LEN, "%ld,",
|
7
|
9673 (wp->w_buffer->b_ml.ml_flags & ML_EMPTY)
|
|
9674 ? 0L
|
|
9675 : (long)(wp->w_cursor.lnum));
|
1869
|
9676 len = STRLEN(buffer);
|
|
9677 col_print(buffer + len, RULER_BUF_LEN - len,
|
7
|
9678 empty_line ? 0 : (int)wp->w_cursor.col + 1,
|
|
9679 (int)virtcol + 1);
|
|
9680
|
|
9681 /*
|
|
9682 * Add a "50%" if there is room for it.
|
|
9683 * On the last line, don't print in the last column (scrolls the
|
|
9684 * screen up on some terminals).
|
|
9685 */
|
|
9686 i = (int)STRLEN(buffer);
|
1869
|
9687 get_rel_pos(wp, buffer + i + 1, RULER_BUF_LEN - i - 1);
|
7
|
9688 o = i + vim_strsize(buffer + i + 1);
|
|
9689 #ifdef FEAT_WINDOWS
|
|
9690 if (wp->w_status_height == 0) /* can't use last char of screen */
|
|
9691 #endif
|
|
9692 ++o;
|
|
9693 #ifdef FEAT_VERTSPLIT
|
|
9694 this_ru_col = ru_col - (Columns - width);
|
|
9695 if (this_ru_col < 0)
|
|
9696 this_ru_col = 0;
|
|
9697 #endif
|
|
9698 /* Never use more than half the window/screen width, leave the other
|
|
9699 * half for the filename. */
|
|
9700 if (this_ru_col < (WITH_WIDTH(width) + 1) / 2)
|
|
9701 this_ru_col = (WITH_WIDTH(width) + 1) / 2;
|
|
9702 if (this_ru_col + o < WITH_WIDTH(width))
|
|
9703 {
|
|
9704 while (this_ru_col + o < WITH_WIDTH(width))
|
|
9705 {
|
|
9706 #ifdef FEAT_MBYTE
|
|
9707 if (has_mbyte)
|
|
9708 i += (*mb_char2bytes)(fillchar, buffer + i);
|
|
9709 else
|
|
9710 #endif
|
|
9711 buffer[i++] = fillchar;
|
|
9712 ++o;
|
|
9713 }
|
1869
|
9714 get_rel_pos(wp, buffer + i, RULER_BUF_LEN - i);
|
7
|
9715 }
|
|
9716 /* Truncate at window boundary. */
|
|
9717 #ifdef FEAT_MBYTE
|
|
9718 if (has_mbyte)
|
|
9719 {
|
|
9720 o = 0;
|
474
|
9721 for (i = 0; buffer[i] != NUL; i += (*mb_ptr2len)(buffer + i))
|
7
|
9722 {
|
|
9723 o += (*mb_ptr2cells)(buffer + i);
|
|
9724 if (this_ru_col + o > WITH_WIDTH(width))
|
|
9725 {
|
|
9726 buffer[i] = NUL;
|
|
9727 break;
|
|
9728 }
|
|
9729 }
|
|
9730 }
|
|
9731 else
|
|
9732 #endif
|
|
9733 if (this_ru_col + (int)STRLEN(buffer) > WITH_WIDTH(width))
|
|
9734 buffer[WITH_WIDTH(width) - this_ru_col] = NUL;
|
|
9735
|
|
9736 screen_puts(buffer, row, this_ru_col + WITH_OFF(off), attr);
|
|
9737 i = redraw_cmdline;
|
|
9738 screen_fill(row, row + 1,
|
|
9739 this_ru_col + WITH_OFF(off) + (int)STRLEN(buffer),
|
|
9740 (int)(WITH_OFF(off) + WITH_WIDTH(width)),
|
|
9741 fillchar, fillchar, attr);
|
|
9742 /* don't redraw the cmdline because of showing the ruler */
|
|
9743 redraw_cmdline = i;
|
|
9744 wp->w_ru_cursor = wp->w_cursor;
|
|
9745 wp->w_ru_virtcol = wp->w_virtcol;
|
|
9746 wp->w_ru_empty = empty_line;
|
|
9747 wp->w_ru_topline = wp->w_topline;
|
|
9748 wp->w_ru_line_count = wp->w_buffer->b_ml.ml_line_count;
|
|
9749 #ifdef FEAT_DIFF
|
|
9750 wp->w_ru_topfill = wp->w_topfill;
|
|
9751 #endif
|
|
9752 }
|
|
9753 }
|
|
9754 #endif
|
13
|
9755
|
|
9756 #if defined(FEAT_LINEBREAK) || defined(PROTO)
|
|
9757 /*
|
|
9758 * Return the width of the 'number' column.
|
677
|
9759 * Caller may need to check if 'number' is set.
|
13
|
9760 * Otherwise it depends on 'numberwidth' and the line count.
|
|
9761 */
|
|
9762 int
|
|
9763 number_width(wp)
|
|
9764 win_T *wp;
|
|
9765 {
|
|
9766 int n;
|
|
9767 linenr_T lnum;
|
|
9768
|
|
9769 lnum = wp->w_buffer->b_ml.ml_line_count;
|
|
9770 if (lnum == wp->w_nrwidth_line_count)
|
|
9771 return wp->w_nrwidth_width;
|
|
9772 wp->w_nrwidth_line_count = lnum;
|
|
9773
|
|
9774 n = 0;
|
|
9775 do
|
|
9776 {
|
856
|
9777 lnum /= 10;
|
|
9778 ++n;
|
13
|
9779 } while (lnum > 0);
|
|
9780
|
|
9781 /* 'numberwidth' gives the minimal width plus one */
|
|
9782 if (n < wp->w_p_nuw - 1)
|
|
9783 n = wp->w_p_nuw - 1;
|
|
9784
|
|
9785 wp->w_nrwidth_width = n;
|
|
9786 return n;
|
|
9787 }
|
|
9788 #endif
|