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 a list of people who contributed.
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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 #include "vim.h"
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11
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12 #ifdef HAVE_FCNTL_H
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13 # include <fcntl.h> /* for chdir() */
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14 #endif
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15
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16 static int path_is_url __ARGS((char_u *p));
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17 #if defined(FEAT_WINDOWS) || defined(PROTO)
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18 static int win_split_ins __ARGS((int size, int flags, win_T *newwin, int dir));
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19 static int win_comp_pos __ARGS((void));
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20 static void frame_comp_pos __ARGS((frame_T *topfrp, int *row, int *col));
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21 static void frame_setheight __ARGS((frame_T *curfrp, int height));
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22 #ifdef FEAT_VERTSPLIT
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23 static void frame_setwidth __ARGS((frame_T *curfrp, int width));
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24 #endif
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25 static void win_exchange __ARGS((long));
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26 static void win_rotate __ARGS((int, int));
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27 static void win_totop __ARGS((int size, int flags));
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28 static void win_equal_rec __ARGS((win_T *next_curwin, int current, frame_T *topfr, int dir, int col, int row, int width, int height));
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355
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29 static win_T *win_free_mem __ARGS((win_T *win, int *dirp));
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7
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30 static win_T *winframe_remove __ARGS((win_T *win, int *dirp));
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31 static frame_T *win_altframe __ARGS((win_T *win));
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32 static win_T *frame2win __ARGS((frame_T *frp));
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33 static int frame_has_win __ARGS((frame_T *frp, win_T *wp));
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34 static void frame_new_height __ARGS((frame_T *topfrp, int height, int topfirst, int wfh));
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35 static int frame_fixed_height __ARGS((frame_T *frp));
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36 #ifdef FEAT_VERTSPLIT
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37 static void frame_add_statusline __ARGS((frame_T *frp));
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38 static void frame_new_width __ARGS((frame_T *topfrp, int width, int leftfirst));
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39 static void frame_add_vsep __ARGS((frame_T *frp));
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40 static int frame_minwidth __ARGS((frame_T *topfrp, win_T *next_curwin));
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41 static void frame_fix_width __ARGS((win_T *wp));
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42 #endif
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43 static void frame_fix_height __ARGS((win_T *wp));
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44 static int frame_minheight __ARGS((frame_T *topfrp, win_T *next_curwin));
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45 static void win_enter_ext __ARGS((win_T *wp, int undo_sync, int no_curwin));
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46 static void win_free __ARGS((win_T *wp));
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47 static void win_append __ARGS((win_T *, win_T *));
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48 static void win_remove __ARGS((win_T *));
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49 static void frame_append __ARGS((frame_T *after, frame_T *frp));
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50 static void frame_insert __ARGS((frame_T *before, frame_T *frp));
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51 static void frame_remove __ARGS((frame_T *frp));
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52 #ifdef FEAT_VERTSPLIT
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53 static void win_new_width __ARGS((win_T *wp, int width));
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54 static void win_goto_ver __ARGS((int up, long count));
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55 static void win_goto_hor __ARGS((int left, long count));
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56 #endif
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57 static void frame_add_height __ARGS((frame_T *frp, int n));
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58 static void last_status_rec __ARGS((frame_T *fr, int statusline));
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59
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60 static void make_snapshot __ARGS((void));
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61 static void make_snapshot_rec __ARGS((frame_T *fr, frame_T **frp));
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62 static void clear_snapshot __ARGS((void));
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63 static void clear_snapshot_rec __ARGS((frame_T *fr));
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64 static void restore_snapshot __ARGS((int close_curwin));
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65 static int check_snapshot_rec __ARGS((frame_T *sn, frame_T *fr));
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66 static win_T *restore_snapshot_rec __ARGS((frame_T *sn, frame_T *fr));
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67
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68 #endif /* FEAT_WINDOWS */
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69 static win_T *win_alloc __ARGS((win_T *after));
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70 static void win_new_height __ARGS((win_T *, int));
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71
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72 #define URL_SLASH 1 /* path_is_url() has found "://" */
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73 #define URL_BACKSLASH 2 /* path_is_url() has found ":\\" */
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74
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75 #define NOWIN (win_T *)-1 /* non-exisiting window */
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76
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170
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77 #ifdef FEAT_WINDOWS
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78 static long p_ch_used = 1L; /* value of 'cmdheight' when frame
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79 size was set */
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80 #endif
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81
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7
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82 #if defined(FEAT_WINDOWS) || defined(PROTO)
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83 /*
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84 * all CTRL-W window commands are handled here, called from normal_cmd().
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85 */
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86 void
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87 do_window(nchar, Prenum, xchar)
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88 int nchar;
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89 long Prenum;
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90 int xchar; /* extra char from ":wincmd gx" or NUL */
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91 {
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92 long Prenum1;
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93 win_T *wp;
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94 #if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID)
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95 char_u *ptr;
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96 #endif
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97 #ifdef FEAT_FIND_ID
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98 int type = FIND_DEFINE;
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99 int len;
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100 #endif
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101 char_u cbuf[40];
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102
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103 if (Prenum == 0)
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104 Prenum1 = 1;
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105 else
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106 Prenum1 = Prenum;
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107
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108 #ifdef FEAT_CMDWIN
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109 # define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; }
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110 #else
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111 # define CHECK_CMDWIN
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112 #endif
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113
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114 switch (nchar)
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115 {
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116 /* split current window in two parts, horizontally */
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117 case 'S':
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118 case Ctrl_S:
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119 case 's':
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120 CHECK_CMDWIN
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121 #ifdef FEAT_VISUAL
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122 reset_VIsual_and_resel(); /* stop Visual mode */
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123 #endif
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635
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124 #ifdef FEAT_QUICKFIX
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125 /* When splitting the quickfix window open a new buffer in it,
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126 * don't replicate the quickfix buffer. */
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127 if (bt_quickfix(curbuf))
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128 goto newwindow;
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129 #endif
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7
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130 #ifdef FEAT_GUI
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131 need_mouse_correct = TRUE;
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132 #endif
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133 win_split((int)Prenum, 0);
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134 break;
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135
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136 #ifdef FEAT_VERTSPLIT
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137 /* split current window in two parts, vertically */
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138 case Ctrl_V:
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139 case 'v':
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140 CHECK_CMDWIN
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141 #ifdef FEAT_VISUAL
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142 reset_VIsual_and_resel(); /* stop Visual mode */
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143 #endif
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144 #ifdef FEAT_GUI
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145 need_mouse_correct = TRUE;
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146 #endif
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147 win_split((int)Prenum, WSP_VERT);
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148 break;
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149 #endif
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150
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151 /* split current window and edit alternate file */
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152 case Ctrl_HAT:
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153 case '^':
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154 CHECK_CMDWIN
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155 #ifdef FEAT_VISUAL
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156 reset_VIsual_and_resel(); /* stop Visual mode */
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157 #endif
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158 STRCPY(cbuf, "split #");
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159 if (Prenum)
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160 sprintf((char *)cbuf + 7, "%ld", Prenum);
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161 do_cmdline_cmd(cbuf);
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162 break;
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163
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164 /* open new window */
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165 case Ctrl_N:
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166 case 'n':
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167 CHECK_CMDWIN
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168 #ifdef FEAT_VISUAL
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169 reset_VIsual_and_resel(); /* stop Visual mode */
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170 #endif
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635
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171 #ifdef FEAT_QUICKFIX
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172 newwindow:
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173 #endif
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7
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174 if (Prenum)
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175 sprintf((char *)cbuf, "%ld", Prenum); /* window height */
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176 else
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177 cbuf[0] = NUL;
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178 STRCAT(cbuf, "new");
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179 do_cmdline_cmd(cbuf);
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180 break;
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181
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182 /* quit current window */
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183 case Ctrl_Q:
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184 case 'q':
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185 #ifdef FEAT_VISUAL
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186 reset_VIsual_and_resel(); /* stop Visual mode */
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187 #endif
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188 do_cmdline_cmd((char_u *)"quit");
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189 break;
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190
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191 /* close current window */
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192 case Ctrl_C:
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193 case 'c':
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194 #ifdef FEAT_VISUAL
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195 reset_VIsual_and_resel(); /* stop Visual mode */
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196 #endif
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197 do_cmdline_cmd((char_u *)"close");
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198 break;
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199
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200 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
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201 /* close preview window */
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202 case Ctrl_Z:
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203 case 'z':
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204 CHECK_CMDWIN
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205 #ifdef FEAT_VISUAL
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206 reset_VIsual_and_resel(); /* stop Visual mode */
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207 #endif
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208 do_cmdline_cmd((char_u *)"pclose");
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209 break;
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210
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211 /* cursor to preview window */
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212 case 'P':
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213 for (wp = firstwin; wp != NULL; wp = wp->w_next)
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214 if (wp->w_p_pvw)
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215 break;
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216 if (wp == NULL)
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217 EMSG(_("E441: There is no preview window"));
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218 else
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219 win_goto(wp);
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220 break;
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221 #endif
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222
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223 /* close all but current window */
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224 case Ctrl_O:
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225 case 'o':
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226 CHECK_CMDWIN
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227 #ifdef FEAT_VISUAL
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228 reset_VIsual_and_resel(); /* stop Visual mode */
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229 #endif
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230 do_cmdline_cmd((char_u *)"only");
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231 break;
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232
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233 /* cursor to next window with wrap around */
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234 case Ctrl_W:
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235 case 'w':
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236 /* cursor to previous window with wrap around */
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237 case 'W':
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238 CHECK_CMDWIN
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239 if (lastwin == firstwin && Prenum != 1) /* just one window */
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240 beep_flush();
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241 else
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242 {
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243 if (Prenum) /* go to specified window */
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244 {
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245 for (wp = firstwin; --Prenum > 0; )
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246 {
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247 if (wp->w_next == NULL)
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248 break;
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249 else
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250 wp = wp->w_next;
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251 }
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252 }
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253 else
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254 {
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255 if (nchar == 'W') /* go to previous window */
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256 {
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257 wp = curwin->w_prev;
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258 if (wp == NULL)
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259 wp = lastwin; /* wrap around */
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260 }
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261 else /* go to next window */
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262 {
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263 wp = curwin->w_next;
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264 if (wp == NULL)
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265 wp = firstwin; /* wrap around */
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266 }
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267 }
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268 win_goto(wp);
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269 }
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270 break;
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271
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272 /* cursor to window below */
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273 case 'j':
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274 case K_DOWN:
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275 case Ctrl_J:
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276 CHECK_CMDWIN
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277 #ifdef FEAT_VERTSPLIT
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278 win_goto_ver(FALSE, Prenum1);
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279 #else
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280 for (wp = curwin; wp->w_next != NULL && Prenum1-- > 0;
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281 wp = wp->w_next)
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282 ;
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283 win_goto(wp);
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284 #endif
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285 break;
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286
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287 /* cursor to window above */
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288 case 'k':
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289 case K_UP:
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290 case Ctrl_K:
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291 CHECK_CMDWIN
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292 #ifdef FEAT_VERTSPLIT
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293 win_goto_ver(TRUE, Prenum1);
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294 #else
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295 for (wp = curwin; wp->w_prev != NULL && Prenum1-- > 0;
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296 wp = wp->w_prev)
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297 ;
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298 win_goto(wp);
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299 #endif
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300 break;
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301
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302 #ifdef FEAT_VERTSPLIT
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303 /* cursor to left window */
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304 case 'h':
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305 case K_LEFT:
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306 case Ctrl_H:
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307 case K_BS:
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308 CHECK_CMDWIN
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309 win_goto_hor(TRUE, Prenum1);
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310 break;
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311
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312 /* cursor to right window */
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313 case 'l':
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314 case K_RIGHT:
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315 case Ctrl_L:
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316 CHECK_CMDWIN
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317 win_goto_hor(FALSE, Prenum1);
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318 break;
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319 #endif
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320
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321 /* cursor to top-left window */
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322 case 't':
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323 case Ctrl_T:
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324 win_goto(firstwin);
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325 break;
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326
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327 /* cursor to bottom-right window */
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328 case 'b':
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329 case Ctrl_B:
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330 win_goto(lastwin);
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331 break;
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332
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333 /* cursor to last accessed (previous) window */
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334 case 'p':
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335 case Ctrl_P:
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336 if (prevwin == NULL)
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337 beep_flush();
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338 else
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339 win_goto(prevwin);
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340 break;
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341
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342 /* exchange current and next window */
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343 case 'x':
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344 case Ctrl_X:
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345 CHECK_CMDWIN
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346 win_exchange(Prenum);
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347 break;
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348
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349 /* rotate windows downwards */
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350 case Ctrl_R:
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351 case 'r':
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352 CHECK_CMDWIN
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353 #ifdef FEAT_VISUAL
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354 reset_VIsual_and_resel(); /* stop Visual mode */
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355 #endif
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356 win_rotate(FALSE, (int)Prenum1); /* downwards */
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357 break;
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358
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359 /* rotate windows upwards */
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360 case 'R':
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361 CHECK_CMDWIN
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362 #ifdef FEAT_VISUAL
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363 reset_VIsual_and_resel(); /* stop Visual mode */
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364 #endif
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365 win_rotate(TRUE, (int)Prenum1); /* upwards */
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366 break;
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367
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368 /* move window to the very top/bottom/left/right */
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369 case 'K':
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370 case 'J':
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371 #ifdef FEAT_VERTSPLIT
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372 case 'H':
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373 case 'L':
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374 #endif
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375 CHECK_CMDWIN
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376 win_totop((int)Prenum,
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377 ((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0)
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378 | ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT));
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379 break;
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380
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381 /* make all windows the same height */
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382 case '=':
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383 #ifdef FEAT_GUI
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384 need_mouse_correct = TRUE;
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385 #endif
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386 win_equal(NULL, FALSE, 'b');
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387 break;
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388
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389 /* increase current window height */
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390 case '+':
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391 #ifdef FEAT_GUI
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392 need_mouse_correct = TRUE;
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393 #endif
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394 win_setheight(curwin->w_height + (int)Prenum1);
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395 break;
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396
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397 /* decrease current window height */
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398 case '-':
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399 #ifdef FEAT_GUI
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400 need_mouse_correct = TRUE;
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401 #endif
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402 win_setheight(curwin->w_height - (int)Prenum1);
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403 break;
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404
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405 /* set current window height */
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406 case Ctrl__:
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407 case '_':
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408 #ifdef FEAT_GUI
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409 need_mouse_correct = TRUE;
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410 #endif
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411 win_setheight(Prenum ? (int)Prenum : 9999);
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412 break;
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413
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414 #ifdef FEAT_VERTSPLIT
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415 /* increase current window width */
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416 case '>':
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417 #ifdef FEAT_GUI
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418 need_mouse_correct = TRUE;
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|
419 #endif
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420 win_setwidth(curwin->w_width + (int)Prenum1);
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421 break;
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422
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423 /* decrease current window width */
|
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424 case '<':
|
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425 #ifdef FEAT_GUI
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426 need_mouse_correct = TRUE;
|
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427 #endif
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428 win_setwidth(curwin->w_width - (int)Prenum1);
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|
429 break;
|
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430
|
|
431 /* set current window width */
|
|
432 case '|':
|
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433 #ifdef FEAT_GUI
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|
434 need_mouse_correct = TRUE;
|
|
435 #endif
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|
436 win_setwidth(Prenum != 0 ? (int)Prenum : 9999);
|
|
437 break;
|
|
438 #endif
|
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439
|
|
440 /* jump to tag and split window if tag exists (in preview window) */
|
|
441 #if defined(FEAT_QUICKFIX)
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|
442 case '}':
|
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443 CHECK_CMDWIN
|
|
444 if (Prenum)
|
|
445 g_do_tagpreview = Prenum;
|
|
446 else
|
|
447 g_do_tagpreview = p_pvh;
|
|
448 /*FALLTHROUGH*/
|
|
449 #endif
|
|
450 case ']':
|
|
451 case Ctrl_RSB:
|
|
452 CHECK_CMDWIN
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|
453 #ifdef FEAT_VISUAL
|
|
454 reset_VIsual_and_resel(); /* stop Visual mode */
|
|
455 #endif
|
|
456 if (Prenum)
|
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457 postponed_split = Prenum;
|
|
458 else
|
|
459 postponed_split = -1;
|
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460
|
|
461 /* Execute the command right here, required when
|
|
462 * "wincmd ]" was used in a function. */
|
|
463 do_nv_ident(Ctrl_RSB, NUL);
|
|
464 break;
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465
|
|
466 #ifdef FEAT_SEARCHPATH
|
|
467 /* edit file name under cursor in a new window */
|
|
468 case 'f':
|
|
469 case Ctrl_F:
|
|
470 CHECK_CMDWIN
|
344
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471
|
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472 ptr = grab_file_name(Prenum1);
|
7
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473 if (ptr != NULL)
|
|
474 {
|
|
475 #ifdef FEAT_GUI
|
|
476 need_mouse_correct = TRUE;
|
|
477 #endif
|
|
478 setpcmark();
|
|
479 if (win_split(0, 0) == OK)
|
|
480 {
|
|
481 # ifdef FEAT_SCROLLBIND
|
|
482 curwin->w_p_scb = FALSE;
|
|
483 # endif
|
|
484 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL,
|
|
485 ECMD_HIDE);
|
|
486 }
|
|
487 vim_free(ptr);
|
|
488 }
|
|
489 break;
|
|
490 #endif
|
|
491
|
|
492 #ifdef FEAT_FIND_ID
|
|
493 /* Go to the first occurence of the identifier under cursor along path in a
|
|
494 * new window -- webb
|
|
495 */
|
|
496 case 'i': /* Go to any match */
|
|
497 case Ctrl_I:
|
|
498 type = FIND_ANY;
|
|
499 /* FALLTHROUGH */
|
|
500 case 'd': /* Go to definition, using 'define' */
|
|
501 case Ctrl_D:
|
|
502 CHECK_CMDWIN
|
|
503 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
|
|
504 break;
|
|
505 find_pattern_in_path(ptr, 0, len, TRUE,
|
|
506 Prenum == 0 ? TRUE : FALSE, type,
|
|
507 Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM);
|
|
508 curwin->w_set_curswant = TRUE;
|
|
509 break;
|
|
510 #endif
|
|
511
|
170
|
512 case K_KENTER:
|
|
513 case CAR:
|
|
514 #if defined(FEAT_QUICKFIX)
|
|
515 /*
|
|
516 * In a quickfix window a <CR> jumps to the error under the
|
|
517 * cursor in a new window.
|
|
518 */
|
|
519 if (bt_quickfix(curbuf))
|
|
520 {
|
643
|
521 sprintf((char *)cbuf, "split +%ld%s",
|
|
522 (long)curwin->w_cursor.lnum,
|
|
523 (curwin->w_llist_ref == NULL) ? "cc" : "ll");
|
170
|
524 do_cmdline_cmd(cbuf);
|
|
525 }
|
|
526 #endif
|
|
527 break;
|
|
528
|
|
529
|
7
|
530 /* CTRL-W g extended commands */
|
|
531 case 'g':
|
|
532 case Ctrl_G:
|
|
533 CHECK_CMDWIN
|
|
534 #ifdef USE_ON_FLY_SCROLL
|
|
535 dont_scroll = TRUE; /* disallow scrolling here */
|
|
536 #endif
|
|
537 ++no_mapping;
|
|
538 ++allow_keys; /* no mapping for xchar, but allow key codes */
|
|
539 if (xchar == NUL)
|
|
540 xchar = safe_vgetc();
|
|
541 #ifdef FEAT_LANGMAP
|
|
542 LANGMAP_ADJUST(xchar, TRUE);
|
|
543 #endif
|
|
544 --no_mapping;
|
|
545 --allow_keys;
|
|
546 #ifdef FEAT_CMDL_INFO
|
|
547 (void)add_to_showcmd(xchar);
|
|
548 #endif
|
|
549 switch (xchar)
|
|
550 {
|
|
551 #if defined(FEAT_QUICKFIX)
|
|
552 case '}':
|
|
553 xchar = Ctrl_RSB;
|
|
554 if (Prenum)
|
|
555 g_do_tagpreview = Prenum;
|
|
556 else
|
|
557 g_do_tagpreview = p_pvh;
|
|
558 /*FALLTHROUGH*/
|
|
559 #endif
|
|
560 case ']':
|
|
561 case Ctrl_RSB:
|
|
562 #ifdef FEAT_VISUAL
|
|
563 reset_VIsual_and_resel(); /* stop Visual mode */
|
|
564 #endif
|
|
565 if (Prenum)
|
|
566 postponed_split = Prenum;
|
|
567 else
|
|
568 postponed_split = -1;
|
|
569
|
|
570 /* Execute the command right here, required when
|
|
571 * "wincmd g}" was used in a function. */
|
|
572 do_nv_ident('g', xchar);
|
|
573 break;
|
|
574
|
|
575 default:
|
|
576 beep_flush();
|
|
577 break;
|
|
578 }
|
|
579 break;
|
|
580
|
|
581 default: beep_flush();
|
|
582 break;
|
|
583 }
|
|
584 }
|
|
585
|
|
586 /*
|
|
587 * split the current window, implements CTRL-W s and :split
|
|
588 *
|
|
589 * "size" is the height or width for the new window, 0 to use half of current
|
|
590 * height or width.
|
|
591 *
|
|
592 * "flags":
|
|
593 * WSP_ROOM: require enough room for new window
|
|
594 * WSP_VERT: vertical split.
|
|
595 * WSP_TOP: open window at the top-left of the shell (help window).
|
|
596 * WSP_BOT: open window at the bottom-right of the shell (quickfix window).
|
|
597 * WSP_HELP: creating the help window, keep layout snapshot
|
|
598 *
|
|
599 * return FAIL for failure, OK otherwise
|
|
600 */
|
|
601 int
|
|
602 win_split(size, flags)
|
|
603 int size;
|
|
604 int flags;
|
|
605 {
|
|
606 /* Add flags from ":vertical", ":topleft" and ":botright". */
|
|
607 flags |= cmdmod.split;
|
|
608 if ((flags & WSP_TOP) && (flags & WSP_BOT))
|
|
609 {
|
|
610 EMSG(_("E442: Can't split topleft and botright at the same time"));
|
|
611 return FAIL;
|
|
612 }
|
|
613
|
|
614 /* When creating the help window make a snapshot of the window layout.
|
|
615 * Otherwise clear the snapshot, it's now invalid. */
|
|
616 if (flags & WSP_HELP)
|
|
617 make_snapshot();
|
|
618 else
|
|
619 clear_snapshot();
|
|
620
|
|
621 return win_split_ins(size, flags, NULL, 0);
|
|
622 }
|
|
623
|
|
624 /*
|
|
625 * When "newwin" is NULL: split a window in two.
|
|
626 * When "newwin" is not NULL: insert this window at the far
|
|
627 * top/left/right/bottom.
|
|
628 * return FAIL for failure, OK otherwise
|
|
629 */
|
|
630 static int
|
|
631 win_split_ins(size, flags, newwin, dir)
|
|
632 int size;
|
|
633 int flags;
|
|
634 win_T *newwin;
|
|
635 int dir;
|
|
636 {
|
|
637 win_T *wp = newwin;
|
|
638 win_T *oldwin;
|
|
639 int new_size = size;
|
|
640 int i;
|
|
641 int need_status = 0;
|
|
642 int do_equal = FALSE;
|
|
643 int needed;
|
|
644 int available;
|
|
645 int oldwin_height = 0;
|
|
646 int layout;
|
|
647 frame_T *frp, *curfrp;
|
|
648 int before;
|
|
649
|
|
650 if (flags & WSP_TOP)
|
|
651 oldwin = firstwin;
|
|
652 else if (flags & WSP_BOT)
|
|
653 oldwin = lastwin;
|
|
654 else
|
|
655 oldwin = curwin;
|
|
656
|
|
657 /* add a status line when p_ls == 1 and splitting the first window */
|
|
658 if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0)
|
|
659 {
|
|
660 if (oldwin->w_height <= p_wmh && newwin == NULL)
|
|
661 {
|
|
662 EMSG(_(e_noroom));
|
|
663 return FAIL;
|
|
664 }
|
|
665 need_status = STATUS_HEIGHT;
|
|
666 }
|
|
667
|
|
668 #ifdef FEAT_VERTSPLIT
|
|
669 if (flags & WSP_VERT)
|
|
670 {
|
|
671 layout = FR_ROW;
|
|
672 do_equal = (p_ea && new_size == 0 && *p_ead != 'v');
|
|
673
|
|
674 /*
|
|
675 * Check if we are able to split the current window and compute its
|
|
676 * width.
|
|
677 */
|
|
678 needed = p_wmw + 1;
|
|
679 if (flags & WSP_ROOM)
|
|
680 needed += p_wiw - p_wmw;
|
|
681 if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
|
|
682 {
|
|
683 available = topframe->fr_width;
|
|
684 needed += frame_minwidth(topframe, NULL);
|
|
685 }
|
|
686 else
|
|
687 available = oldwin->w_width;
|
|
688 if (available < needed && newwin == NULL)
|
|
689 {
|
|
690 EMSG(_(e_noroom));
|
|
691 return FAIL;
|
|
692 }
|
|
693 if (new_size == 0)
|
|
694 new_size = oldwin->w_width / 2;
|
|
695 if (new_size > oldwin->w_width - p_wmw - 1)
|
|
696 new_size = oldwin->w_width - p_wmw - 1;
|
|
697 if (new_size < p_wmw)
|
|
698 new_size = p_wmw;
|
|
699
|
|
700 /* if it doesn't fit in the current window, need win_equal() */
|
|
701 if (oldwin->w_width - new_size - 1 < p_wmw)
|
|
702 do_equal = TRUE;
|
|
703 }
|
|
704 else
|
|
705 #endif
|
|
706 {
|
|
707 layout = FR_COL;
|
|
708 do_equal = (p_ea && new_size == 0
|
|
709 #ifdef FEAT_VERTSPLIT
|
|
710 && *p_ead != 'h'
|
|
711 #endif
|
|
712 );
|
|
713
|
|
714 /*
|
|
715 * Check if we are able to split the current window and compute its
|
|
716 * height.
|
|
717 */
|
|
718 needed = p_wmh + STATUS_HEIGHT + need_status;
|
|
719 if (flags & WSP_ROOM)
|
|
720 needed += p_wh - p_wmh;
|
|
721 if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
|
|
722 {
|
|
723 available = topframe->fr_height;
|
|
724 needed += frame_minheight(topframe, NULL);
|
|
725 }
|
|
726 else
|
|
727 {
|
|
728 available = oldwin->w_height;
|
|
729 needed += p_wmh;
|
|
730 }
|
|
731 if (available < needed && newwin == NULL)
|
|
732 {
|
|
733 EMSG(_(e_noroom));
|
|
734 return FAIL;
|
|
735 }
|
|
736 oldwin_height = oldwin->w_height;
|
|
737 if (need_status)
|
|
738 {
|
|
739 oldwin->w_status_height = STATUS_HEIGHT;
|
|
740 oldwin_height -= STATUS_HEIGHT;
|
|
741 }
|
|
742 if (new_size == 0)
|
|
743 new_size = oldwin_height / 2;
|
|
744
|
|
745 if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT)
|
|
746 new_size = oldwin_height - p_wmh - STATUS_HEIGHT;
|
|
747 if (new_size < p_wmh)
|
|
748 new_size = p_wmh;
|
|
749
|
|
750 /* if it doesn't fit in the current window, need win_equal() */
|
|
751 if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh)
|
|
752 do_equal = TRUE;
|
|
753
|
|
754 /* We don't like to take lines for the new window from a
|
|
755 * 'winfixheight' window. Take them from a window above or below
|
|
756 * instead, if possible. */
|
|
757 if (oldwin->w_p_wfh)
|
|
758 {
|
|
759 win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT,
|
|
760 oldwin);
|
|
761 oldwin_height = oldwin->w_height;
|
|
762 if (need_status)
|
|
763 oldwin_height -= STATUS_HEIGHT;
|
|
764 }
|
|
765 }
|
|
766
|
|
767 /*
|
|
768 * allocate new window structure and link it in the window list
|
|
769 */
|
|
770 if ((flags & WSP_TOP) == 0
|
|
771 && ((flags & WSP_BOT)
|
|
772 || (flags & WSP_BELOW)
|
|
773 || (!(flags & WSP_ABOVE)
|
|
774 && (
|
|
775 #ifdef FEAT_VERTSPLIT
|
|
776 (flags & WSP_VERT) ? p_spr :
|
|
777 #endif
|
|
778 p_sb))))
|
|
779 {
|
|
780 /* new window below/right of current one */
|
|
781 if (newwin == NULL)
|
|
782 wp = win_alloc(oldwin);
|
|
783 else
|
|
784 win_append(oldwin, wp);
|
|
785 }
|
|
786 else
|
|
787 {
|
|
788 if (newwin == NULL)
|
|
789 wp = win_alloc(oldwin->w_prev);
|
|
790 else
|
|
791 win_append(oldwin->w_prev, wp);
|
|
792 }
|
|
793
|
|
794 if (newwin == NULL)
|
|
795 {
|
|
796 if (wp == NULL)
|
|
797 return FAIL;
|
|
798
|
|
799 /*
|
|
800 * make the contents of the new window the same as the current one
|
|
801 */
|
|
802 wp->w_buffer = curbuf;
|
|
803 curbuf->b_nwindows++;
|
|
804 wp->w_cursor = curwin->w_cursor;
|
|
805 wp->w_valid = 0;
|
|
806 wp->w_curswant = curwin->w_curswant;
|
|
807 wp->w_set_curswant = curwin->w_set_curswant;
|
|
808 wp->w_topline = curwin->w_topline;
|
|
809 #ifdef FEAT_DIFF
|
|
810 wp->w_topfill = curwin->w_topfill;
|
|
811 #endif
|
|
812 wp->w_leftcol = curwin->w_leftcol;
|
|
813 wp->w_pcmark = curwin->w_pcmark;
|
|
814 wp->w_prev_pcmark = curwin->w_prev_pcmark;
|
|
815 wp->w_alt_fnum = curwin->w_alt_fnum;
|
|
816 wp->w_fraction = curwin->w_fraction;
|
|
817 wp->w_prev_fraction_row = curwin->w_prev_fraction_row;
|
|
818 #ifdef FEAT_JUMPLIST
|
|
819 copy_jumplist(curwin, wp);
|
|
820 #endif
|
643
|
821 #ifdef FEAT_QUICKFIX
|
|
822 copy_loclist(curwin, wp);
|
|
823 #endif
|
7
|
824 if (curwin->w_localdir != NULL)
|
|
825 wp->w_localdir = vim_strsave(curwin->w_localdir);
|
|
826
|
|
827 /* Use the same argument list. */
|
|
828 wp->w_alist = curwin->w_alist;
|
|
829 ++wp->w_alist->al_refcount;
|
|
830 wp->w_arg_idx = curwin->w_arg_idx;
|
|
831
|
|
832 /*
|
|
833 * copy tagstack and options from existing window
|
|
834 */
|
|
835 for (i = 0; i < curwin->w_tagstacklen; i++)
|
|
836 {
|
|
837 wp->w_tagstack[i] = curwin->w_tagstack[i];
|
|
838 if (wp->w_tagstack[i].tagname != NULL)
|
|
839 wp->w_tagstack[i].tagname =
|
|
840 vim_strsave(wp->w_tagstack[i].tagname);
|
|
841 }
|
|
842 wp->w_tagstackidx = curwin->w_tagstackidx;
|
|
843 wp->w_tagstacklen = curwin->w_tagstacklen;
|
|
844 win_copy_options(curwin, wp);
|
|
845 #ifdef FEAT_FOLDING
|
|
846 copyFoldingState(curwin, wp);
|
|
847 #endif
|
|
848 }
|
|
849
|
|
850 /*
|
|
851 * Reorganise the tree of frames to insert the new window.
|
|
852 */
|
|
853 if (flags & (WSP_TOP | WSP_BOT))
|
|
854 {
|
|
855 #ifdef FEAT_VERTSPLIT
|
|
856 if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0)
|
|
857 || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0))
|
|
858 #else
|
|
859 if (topframe->fr_layout == FR_COL)
|
|
860 #endif
|
|
861 {
|
|
862 curfrp = topframe->fr_child;
|
|
863 if (flags & WSP_BOT)
|
|
864 while (curfrp->fr_next != NULL)
|
|
865 curfrp = curfrp->fr_next;
|
|
866 }
|
|
867 else
|
|
868 curfrp = topframe;
|
|
869 before = (flags & WSP_TOP);
|
|
870 }
|
|
871 else
|
|
872 {
|
|
873 curfrp = oldwin->w_frame;
|
|
874 if (flags & WSP_BELOW)
|
|
875 before = FALSE;
|
|
876 else if (flags & WSP_ABOVE)
|
|
877 before = TRUE;
|
|
878 else
|
|
879 #ifdef FEAT_VERTSPLIT
|
|
880 if (flags & WSP_VERT)
|
|
881 before = !p_spr;
|
|
882 else
|
|
883 #endif
|
|
884 before = !p_sb;
|
|
885 }
|
|
886 if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout)
|
|
887 {
|
|
888 /* Need to create a new frame in the tree to make a branch. */
|
|
889 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
890 *frp = *curfrp;
|
|
891 curfrp->fr_layout = layout;
|
|
892 frp->fr_parent = curfrp;
|
|
893 frp->fr_next = NULL;
|
|
894 frp->fr_prev = NULL;
|
|
895 curfrp->fr_child = frp;
|
|
896 curfrp->fr_win = NULL;
|
|
897 curfrp = frp;
|
|
898 if (frp->fr_win != NULL)
|
|
899 oldwin->w_frame = frp;
|
|
900 else
|
|
901 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
902 frp->fr_parent = curfrp;
|
|
903 }
|
|
904
|
|
905 if (newwin == NULL)
|
|
906 {
|
|
907 /* Create a frame for the new window. */
|
|
908 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
909 frp->fr_layout = FR_LEAF;
|
|
910 frp->fr_win = wp;
|
|
911 wp->w_frame = frp;
|
|
912 }
|
|
913 else
|
|
914 frp = newwin->w_frame;
|
|
915 frp->fr_parent = curfrp->fr_parent;
|
|
916
|
|
917 /* Insert the new frame at the right place in the frame list. */
|
|
918 if (before)
|
|
919 frame_insert(curfrp, frp);
|
|
920 else
|
|
921 frame_append(curfrp, frp);
|
|
922
|
|
923 #ifdef FEAT_VERTSPLIT
|
|
924 if (flags & WSP_VERT)
|
|
925 {
|
|
926 wp->w_p_scr = curwin->w_p_scr;
|
|
927 if (need_status)
|
|
928 {
|
|
929 --oldwin->w_height;
|
|
930 oldwin->w_status_height = need_status;
|
|
931 }
|
|
932 if (flags & (WSP_TOP | WSP_BOT))
|
|
933 {
|
|
934 /* set height and row of new window to full height */
|
|
935 wp->w_winrow = 0;
|
|
936 wp->w_height = curfrp->fr_height - (p_ls > 0);
|
|
937 wp->w_status_height = (p_ls > 0);
|
|
938 }
|
|
939 else
|
|
940 {
|
|
941 /* height and row of new window is same as current window */
|
|
942 wp->w_winrow = oldwin->w_winrow;
|
|
943 wp->w_height = oldwin->w_height;
|
|
944 wp->w_status_height = oldwin->w_status_height;
|
|
945 }
|
|
946 frp->fr_height = curfrp->fr_height;
|
|
947
|
|
948 /* "new_size" of the current window goes to the new window, use
|
|
949 * one column for the vertical separator */
|
|
950 wp->w_width = new_size;
|
|
951 if (before)
|
|
952 wp->w_vsep_width = 1;
|
|
953 else
|
|
954 {
|
|
955 wp->w_vsep_width = oldwin->w_vsep_width;
|
|
956 oldwin->w_vsep_width = 1;
|
|
957 }
|
|
958 if (flags & (WSP_TOP | WSP_BOT))
|
|
959 {
|
|
960 if (flags & WSP_BOT)
|
|
961 frame_add_vsep(curfrp);
|
|
962 /* Set width of neighbor frame */
|
|
963 frame_new_width(curfrp, curfrp->fr_width
|
|
964 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP);
|
|
965 }
|
|
966 else
|
|
967 oldwin->w_width -= new_size + 1;
|
|
968 if (before) /* new window left of current one */
|
|
969 {
|
|
970 wp->w_wincol = oldwin->w_wincol;
|
|
971 oldwin->w_wincol += new_size + 1;
|
|
972 }
|
|
973 else /* new window right of current one */
|
|
974 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1;
|
|
975 frame_fix_width(oldwin);
|
|
976 frame_fix_width(wp);
|
|
977 }
|
|
978 else
|
|
979 #endif
|
|
980 {
|
|
981 /* width and column of new window is same as current window */
|
|
982 #ifdef FEAT_VERTSPLIT
|
|
983 if (flags & (WSP_TOP | WSP_BOT))
|
|
984 {
|
|
985 wp->w_wincol = 0;
|
|
986 wp->w_width = Columns;
|
|
987 wp->w_vsep_width = 0;
|
|
988 }
|
|
989 else
|
|
990 {
|
|
991 wp->w_wincol = oldwin->w_wincol;
|
|
992 wp->w_width = oldwin->w_width;
|
|
993 wp->w_vsep_width = oldwin->w_vsep_width;
|
|
994 }
|
|
995 frp->fr_width = curfrp->fr_width;
|
|
996 #endif
|
|
997
|
|
998 /* "new_size" of the current window goes to the new window, use
|
|
999 * one row for the status line */
|
|
1000 win_new_height(wp, new_size);
|
|
1001 if (flags & (WSP_TOP | WSP_BOT))
|
|
1002 frame_new_height(curfrp, curfrp->fr_height
|
|
1003 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE);
|
|
1004 else
|
|
1005 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT));
|
|
1006 if (before) /* new window above current one */
|
|
1007 {
|
|
1008 wp->w_winrow = oldwin->w_winrow;
|
|
1009 wp->w_status_height = STATUS_HEIGHT;
|
|
1010 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT;
|
|
1011 }
|
|
1012 else /* new window below current one */
|
|
1013 {
|
|
1014 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT;
|
|
1015 wp->w_status_height = oldwin->w_status_height;
|
|
1016 oldwin->w_status_height = STATUS_HEIGHT;
|
|
1017 }
|
|
1018 #ifdef FEAT_VERTSPLIT
|
|
1019 if (flags & WSP_BOT)
|
|
1020 frame_add_statusline(curfrp);
|
|
1021 #endif
|
|
1022 frame_fix_height(wp);
|
|
1023 frame_fix_height(oldwin);
|
|
1024 }
|
|
1025
|
|
1026 if (flags & (WSP_TOP | WSP_BOT))
|
|
1027 (void)win_comp_pos();
|
|
1028
|
|
1029 /*
|
|
1030 * Both windows need redrawing
|
|
1031 */
|
|
1032 redraw_win_later(wp, NOT_VALID);
|
|
1033 wp->w_redr_status = TRUE;
|
|
1034 redraw_win_later(oldwin, NOT_VALID);
|
|
1035 oldwin->w_redr_status = TRUE;
|
|
1036
|
|
1037 if (need_status)
|
|
1038 {
|
|
1039 msg_row = Rows - 1;
|
|
1040 msg_col = sc_col;
|
|
1041 msg_clr_eos_force(); /* Old command/ruler may still be there */
|
|
1042 comp_col();
|
|
1043 msg_row = Rows - 1;
|
|
1044 msg_col = 0; /* put position back at start of line */
|
|
1045 }
|
|
1046
|
|
1047 /*
|
|
1048 * make the new window the current window and redraw
|
|
1049 */
|
|
1050 if (do_equal || dir != 0)
|
|
1051 win_equal(wp, TRUE,
|
|
1052 #ifdef FEAT_VERTSPLIT
|
|
1053 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h')
|
|
1054 : dir == 'h' ? 'b' :
|
|
1055 #endif
|
|
1056 'v');
|
|
1057
|
|
1058 /* Don't change the window height/width to 'winheight' / 'winwidth' if a
|
|
1059 * size was given. */
|
|
1060 #ifdef FEAT_VERTSPLIT
|
|
1061 if (flags & WSP_VERT)
|
|
1062 {
|
|
1063 i = p_wiw;
|
|
1064 if (size != 0)
|
|
1065 p_wiw = size;
|
|
1066
|
|
1067 # ifdef FEAT_GUI
|
|
1068 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */
|
|
1069 if (gui.in_use)
|
|
1070 gui_init_which_components(NULL);
|
|
1071 # endif
|
|
1072 }
|
|
1073 else
|
|
1074 #endif
|
|
1075 {
|
|
1076 i = p_wh;
|
|
1077 if (size != 0)
|
|
1078 p_wh = size;
|
|
1079 }
|
|
1080 win_enter(wp, FALSE);
|
|
1081 #ifdef FEAT_VERTSPLIT
|
|
1082 if (flags & WSP_VERT)
|
|
1083 p_wiw = i;
|
|
1084 else
|
|
1085 #endif
|
|
1086 p_wh = i;
|
|
1087
|
|
1088 return OK;
|
|
1089 }
|
|
1090
|
|
1091 #endif /* FEAT_WINDOWS */
|
|
1092
|
|
1093 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
1094 /*
|
|
1095 * Check if "win" is a pointer to an existing window.
|
|
1096 */
|
|
1097 int
|
|
1098 win_valid(win)
|
|
1099 win_T *win;
|
|
1100 {
|
|
1101 win_T *wp;
|
|
1102
|
|
1103 if (win == NULL)
|
|
1104 return FALSE;
|
|
1105 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
1106 if (wp == win)
|
|
1107 return TRUE;
|
|
1108 return FALSE;
|
|
1109 }
|
|
1110
|
|
1111 /*
|
|
1112 * Return the number of windows.
|
|
1113 */
|
|
1114 int
|
|
1115 win_count()
|
|
1116 {
|
|
1117 win_T *wp;
|
|
1118 int count = 0;
|
|
1119
|
|
1120 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
1121 ++count;
|
|
1122 return count;
|
|
1123 }
|
|
1124
|
|
1125 /*
|
|
1126 * Make "count" windows on the screen.
|
|
1127 * Return actual number of windows on the screen.
|
|
1128 * Must be called when there is just one window, filling the whole screen
|
|
1129 * (excluding the command line).
|
|
1130 */
|
|
1131 /*ARGSUSED*/
|
|
1132 int
|
|
1133 make_windows(count, vertical)
|
|
1134 int count;
|
|
1135 int vertical; /* split windows vertically if TRUE */
|
|
1136 {
|
|
1137 int maxcount;
|
|
1138 int todo;
|
|
1139
|
|
1140 #ifdef FEAT_VERTSPLIT
|
|
1141 if (vertical)
|
|
1142 {
|
|
1143 /* Each windows needs at least 'winminwidth' lines and a separator
|
|
1144 * column. */
|
|
1145 maxcount = (curwin->w_width + curwin->w_vsep_width
|
|
1146 - (p_wiw - p_wmw)) / (p_wmw + 1);
|
|
1147 }
|
|
1148 else
|
|
1149 #endif
|
|
1150 {
|
|
1151 /* Each window needs at least 'winminheight' lines and a status line. */
|
|
1152 maxcount = (curwin->w_height + curwin->w_status_height
|
|
1153 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT);
|
|
1154 }
|
|
1155
|
|
1156 if (maxcount < 2)
|
|
1157 maxcount = 2;
|
|
1158 if (count > maxcount)
|
|
1159 count = maxcount;
|
|
1160
|
|
1161 /*
|
|
1162 * add status line now, otherwise first window will be too big
|
|
1163 */
|
|
1164 if (count > 1)
|
|
1165 last_status(TRUE);
|
|
1166
|
|
1167 #ifdef FEAT_AUTOCMD
|
|
1168 /*
|
|
1169 * Don't execute autocommands while creating the windows. Must do that
|
|
1170 * when putting the buffers in the windows.
|
|
1171 */
|
|
1172 ++autocmd_block;
|
|
1173 #endif
|
|
1174
|
|
1175 /* todo is number of windows left to create */
|
|
1176 for (todo = count - 1; todo > 0; --todo)
|
|
1177 #ifdef FEAT_VERTSPLIT
|
|
1178 if (vertical)
|
|
1179 {
|
|
1180 if (win_split(curwin->w_width - (curwin->w_width - todo)
|
|
1181 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL)
|
|
1182 break;
|
|
1183 }
|
|
1184 else
|
|
1185 #endif
|
|
1186 {
|
|
1187 if (win_split(curwin->w_height - (curwin->w_height - todo
|
|
1188 * STATUS_HEIGHT) / (todo + 1)
|
|
1189 - STATUS_HEIGHT, WSP_ABOVE) == FAIL)
|
|
1190 break;
|
|
1191 }
|
|
1192
|
|
1193 #ifdef FEAT_AUTOCMD
|
|
1194 --autocmd_block;
|
|
1195 #endif
|
|
1196
|
|
1197 /* return actual number of windows */
|
|
1198 return (count - todo);
|
|
1199 }
|
|
1200
|
|
1201 /*
|
|
1202 * Exchange current and next window
|
|
1203 */
|
|
1204 static void
|
|
1205 win_exchange(Prenum)
|
|
1206 long Prenum;
|
|
1207 {
|
|
1208 frame_T *frp;
|
|
1209 frame_T *frp2;
|
|
1210 win_T *wp;
|
|
1211 win_T *wp2;
|
|
1212 int temp;
|
|
1213
|
|
1214 if (lastwin == firstwin) /* just one window */
|
|
1215 {
|
|
1216 beep_flush();
|
|
1217 return;
|
|
1218 }
|
|
1219
|
|
1220 #ifdef FEAT_GUI
|
|
1221 need_mouse_correct = TRUE;
|
|
1222 #endif
|
|
1223
|
|
1224 /*
|
|
1225 * find window to exchange with
|
|
1226 */
|
|
1227 if (Prenum)
|
|
1228 {
|
|
1229 frp = curwin->w_frame->fr_parent->fr_child;
|
|
1230 while (frp != NULL && --Prenum > 0)
|
|
1231 frp = frp->fr_next;
|
|
1232 }
|
|
1233 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */
|
|
1234 frp = curwin->w_frame->fr_next;
|
|
1235 else /* Swap last window in row/col with previous */
|
|
1236 frp = curwin->w_frame->fr_prev;
|
|
1237
|
|
1238 /* We can only exchange a window with another window, not with a frame
|
|
1239 * containing windows. */
|
|
1240 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin)
|
|
1241 return;
|
|
1242 wp = frp->fr_win;
|
|
1243
|
|
1244 /*
|
|
1245 * 1. remove curwin from the list. Remember after which window it was in wp2
|
|
1246 * 2. insert curwin before wp in the list
|
|
1247 * if wp != wp2
|
|
1248 * 3. remove wp from the list
|
|
1249 * 4. insert wp after wp2
|
|
1250 * 5. exchange the status line height and vsep width.
|
|
1251 */
|
|
1252 wp2 = curwin->w_prev;
|
|
1253 frp2 = curwin->w_frame->fr_prev;
|
|
1254 if (wp->w_prev != curwin)
|
|
1255 {
|
|
1256 win_remove(curwin);
|
|
1257 frame_remove(curwin->w_frame);
|
|
1258 win_append(wp->w_prev, curwin);
|
|
1259 frame_insert(frp, curwin->w_frame);
|
|
1260 }
|
|
1261 if (wp != wp2)
|
|
1262 {
|
|
1263 win_remove(wp);
|
|
1264 frame_remove(wp->w_frame);
|
|
1265 win_append(wp2, wp);
|
|
1266 if (frp2 == NULL)
|
|
1267 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame);
|
|
1268 else
|
|
1269 frame_append(frp2, wp->w_frame);
|
|
1270 }
|
|
1271 temp = curwin->w_status_height;
|
|
1272 curwin->w_status_height = wp->w_status_height;
|
|
1273 wp->w_status_height = temp;
|
|
1274 #ifdef FEAT_VERTSPLIT
|
|
1275 temp = curwin->w_vsep_width;
|
|
1276 curwin->w_vsep_width = wp->w_vsep_width;
|
|
1277 wp->w_vsep_width = temp;
|
|
1278
|
|
1279 /* If the windows are not in the same frame, exchange the sizes to avoid
|
|
1280 * messing up the window layout. Otherwise fix the frame sizes. */
|
|
1281 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent)
|
|
1282 {
|
|
1283 temp = curwin->w_height;
|
|
1284 curwin->w_height = wp->w_height;
|
|
1285 wp->w_height = temp;
|
|
1286 temp = curwin->w_width;
|
|
1287 curwin->w_width = wp->w_width;
|
|
1288 wp->w_width = temp;
|
|
1289 }
|
|
1290 else
|
|
1291 {
|
|
1292 frame_fix_height(curwin);
|
|
1293 frame_fix_height(wp);
|
|
1294 frame_fix_width(curwin);
|
|
1295 frame_fix_width(wp);
|
|
1296 }
|
|
1297 #endif
|
|
1298
|
|
1299 (void)win_comp_pos(); /* recompute window positions */
|
|
1300
|
|
1301 win_enter(wp, TRUE);
|
|
1302 redraw_later(CLEAR);
|
|
1303 }
|
|
1304
|
|
1305 /*
|
|
1306 * rotate windows: if upwards TRUE the second window becomes the first one
|
|
1307 * if upwards FALSE the first window becomes the second one
|
|
1308 */
|
|
1309 static void
|
|
1310 win_rotate(upwards, count)
|
|
1311 int upwards;
|
|
1312 int count;
|
|
1313 {
|
|
1314 win_T *wp1;
|
|
1315 win_T *wp2;
|
|
1316 frame_T *frp;
|
|
1317 int n;
|
|
1318
|
|
1319 if (firstwin == lastwin) /* nothing to do */
|
|
1320 {
|
|
1321 beep_flush();
|
|
1322 return;
|
|
1323 }
|
|
1324
|
|
1325 #ifdef FEAT_GUI
|
|
1326 need_mouse_correct = TRUE;
|
|
1327 #endif
|
|
1328
|
|
1329 #ifdef FEAT_VERTSPLIT
|
|
1330 /* Check if all frames in this row/col have one window. */
|
|
1331 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL;
|
|
1332 frp = frp->fr_next)
|
|
1333 if (frp->fr_win == NULL)
|
|
1334 {
|
|
1335 EMSG(_("E443: Cannot rotate when another window is split"));
|
|
1336 return;
|
|
1337 }
|
|
1338 #endif
|
|
1339
|
|
1340 while (count--)
|
|
1341 {
|
|
1342 if (upwards) /* first window becomes last window */
|
|
1343 {
|
|
1344 /* remove first window/frame from the list */
|
|
1345 frp = curwin->w_frame->fr_parent->fr_child;
|
|
1346 wp1 = frp->fr_win;
|
|
1347 win_remove(wp1);
|
|
1348 frame_remove(frp);
|
|
1349
|
|
1350 /* find last frame and append removed window/frame after it */
|
|
1351 for ( ; frp->fr_next != NULL; frp = frp->fr_next)
|
|
1352 ;
|
|
1353 win_append(frp->fr_win, wp1);
|
|
1354 frame_append(frp, wp1->w_frame);
|
|
1355
|
|
1356 wp2 = frp->fr_win; /* previously last window */
|
|
1357 }
|
|
1358 else /* last window becomes first window */
|
|
1359 {
|
|
1360 /* find last window/frame in the list and remove it */
|
|
1361 for (frp = curwin->w_frame; frp->fr_next != NULL;
|
|
1362 frp = frp->fr_next)
|
|
1363 ;
|
|
1364 wp1 = frp->fr_win;
|
|
1365 wp2 = wp1->w_prev; /* will become last window */
|
|
1366 win_remove(wp1);
|
|
1367 frame_remove(frp);
|
|
1368
|
|
1369 /* append the removed window/frame before the first in the list */
|
|
1370 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1);
|
|
1371 frame_insert(frp->fr_parent->fr_child, frp);
|
|
1372 }
|
|
1373
|
|
1374 /* exchange status height and vsep width of old and new last window */
|
|
1375 n = wp2->w_status_height;
|
|
1376 wp2->w_status_height = wp1->w_status_height;
|
|
1377 wp1->w_status_height = n;
|
|
1378 frame_fix_height(wp1);
|
|
1379 frame_fix_height(wp2);
|
|
1380 #ifdef FEAT_VERTSPLIT
|
|
1381 n = wp2->w_vsep_width;
|
|
1382 wp2->w_vsep_width = wp1->w_vsep_width;
|
|
1383 wp1->w_vsep_width = n;
|
|
1384 frame_fix_width(wp1);
|
|
1385 frame_fix_width(wp2);
|
|
1386 #endif
|
|
1387
|
|
1388 /* recompute w_winrow and w_wincol for all windows */
|
|
1389 (void)win_comp_pos();
|
|
1390 }
|
|
1391
|
|
1392 redraw_later(CLEAR);
|
|
1393 }
|
|
1394
|
|
1395 /*
|
|
1396 * Move the current window to the very top/bottom/left/right of the screen.
|
|
1397 */
|
|
1398 static void
|
|
1399 win_totop(size, flags)
|
|
1400 int size;
|
|
1401 int flags;
|
|
1402 {
|
|
1403 int dir;
|
|
1404 int height = curwin->w_height;
|
|
1405
|
|
1406 if (lastwin == firstwin)
|
|
1407 {
|
|
1408 beep_flush();
|
|
1409 return;
|
|
1410 }
|
|
1411
|
|
1412 /* Remove the window and frame from the tree of frames. */
|
|
1413 (void)winframe_remove(curwin, &dir);
|
|
1414 win_remove(curwin);
|
|
1415 last_status(FALSE); /* may need to remove last status line */
|
|
1416 (void)win_comp_pos(); /* recompute window positions */
|
|
1417
|
|
1418 /* Split a window on the desired side and put the window there. */
|
|
1419 (void)win_split_ins(size, flags, curwin, dir);
|
|
1420 if (!(flags & WSP_VERT))
|
|
1421 {
|
|
1422 win_setheight(height);
|
|
1423 if (p_ea)
|
|
1424 win_equal(curwin, TRUE, 'v');
|
|
1425 }
|
|
1426
|
|
1427 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)
|
|
1428 /* When 'guioptions' includes 'L' or 'R' may have to remove or add
|
|
1429 * scrollbars. Have to update them anyway. */
|
|
1430 if (gui.in_use)
|
|
1431 {
|
|
1432 out_flush();
|
|
1433 gui_init_which_components(NULL);
|
|
1434 gui_update_scrollbars(TRUE);
|
|
1435 }
|
|
1436 need_mouse_correct = TRUE;
|
|
1437 #endif
|
|
1438
|
|
1439 }
|
|
1440
|
|
1441 /*
|
|
1442 * Move window "win1" to below/right of "win2" and make "win1" the current
|
|
1443 * window. Only works within the same frame!
|
|
1444 */
|
|
1445 void
|
|
1446 win_move_after(win1, win2)
|
|
1447 win_T *win1, *win2;
|
|
1448 {
|
|
1449 int height;
|
|
1450
|
|
1451 /* check if the arguments are reasonable */
|
|
1452 if (win1 == win2)
|
|
1453 return;
|
|
1454
|
|
1455 /* check if there is something to do */
|
|
1456 if (win2->w_next != win1)
|
|
1457 {
|
|
1458 /* may need move the status line/vertical separator of the last window
|
|
1459 * */
|
|
1460 if (win1 == lastwin)
|
|
1461 {
|
|
1462 height = win1->w_prev->w_status_height;
|
|
1463 win1->w_prev->w_status_height = win1->w_status_height;
|
|
1464 win1->w_status_height = height;
|
|
1465 #ifdef FEAT_VERTSPLIT
|
|
1466 win1->w_prev->w_vsep_width = 0;
|
|
1467 win1->w_vsep_width = 1;
|
|
1468 #endif
|
|
1469 }
|
|
1470 else if (win2 == lastwin)
|
|
1471 {
|
|
1472 height = win1->w_status_height;
|
|
1473 win1->w_status_height = win2->w_status_height;
|
|
1474 win2->w_status_height = height;
|
|
1475 #ifdef FEAT_VERTSPLIT
|
|
1476 win2->w_vsep_width = 1;
|
|
1477 win1->w_vsep_width = 0;
|
|
1478 #endif
|
|
1479 }
|
|
1480 win_remove(win1);
|
|
1481 frame_remove(win1->w_frame);
|
|
1482 win_append(win2, win1);
|
|
1483 frame_append(win2->w_frame, win1->w_frame);
|
|
1484
|
|
1485 (void)win_comp_pos(); /* recompute w_winrow for all windows */
|
|
1486 redraw_later(NOT_VALID);
|
|
1487 }
|
|
1488 win_enter(win1, FALSE);
|
|
1489 }
|
|
1490
|
|
1491 /*
|
|
1492 * Make all windows the same height.
|
|
1493 * 'next_curwin' will soon be the current window, make sure it has enough
|
|
1494 * rows.
|
|
1495 */
|
|
1496 void
|
|
1497 win_equal(next_curwin, current, dir)
|
|
1498 win_T *next_curwin; /* pointer to current window to be or NULL */
|
|
1499 int current; /* do only frame with current window */
|
|
1500 int dir; /* 'v' for vertically, 'h' for horizontally,
|
|
1501 'b' for both, 0 for using p_ead */
|
|
1502 {
|
|
1503 if (dir == 0)
|
|
1504 #ifdef FEAT_VERTSPLIT
|
|
1505 dir = *p_ead;
|
|
1506 #else
|
|
1507 dir = 'b';
|
|
1508 #endif
|
|
1509 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current,
|
|
1510 topframe, dir, 0, 0, (int)Columns, topframe->fr_height);
|
|
1511 }
|
|
1512
|
|
1513 /*
|
|
1514 * Set a frame to a new position and height, spreading the available room
|
|
1515 * equally over contained frames.
|
|
1516 * The window "next_curwin" (if not NULL) should at least get the size from
|
|
1517 * 'winheight' and 'winwidth' if possible.
|
|
1518 */
|
|
1519 static void
|
|
1520 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height)
|
|
1521 win_T *next_curwin; /* pointer to current window to be or NULL */
|
|
1522 int current; /* do only frame with current window */
|
|
1523 frame_T *topfr; /* frame to set size off */
|
|
1524 int dir; /* 'v', 'h' or 'b', see win_equal() */
|
|
1525 int col; /* horizontal position for frame */
|
|
1526 int row; /* vertical position for frame */
|
|
1527 int width; /* new width of frame */
|
|
1528 int height; /* new height of frame */
|
|
1529 {
|
|
1530 int n, m;
|
|
1531 int extra_sep = 0;
|
|
1532 int wincount, totwincount = 0;
|
|
1533 frame_T *fr;
|
|
1534 int next_curwin_size = 0;
|
|
1535 int room = 0;
|
|
1536 int new_size;
|
|
1537 int has_next_curwin = 0;
|
|
1538 int hnc;
|
|
1539
|
|
1540 if (topfr->fr_layout == FR_LEAF)
|
|
1541 {
|
|
1542 /* Set the width/height of this frame.
|
|
1543 * Redraw when size or position changes */
|
|
1544 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row
|
|
1545 #ifdef FEAT_VERTSPLIT
|
|
1546 || topfr->fr_width != width || topfr->fr_win->w_wincol != col
|
|
1547 #endif
|
|
1548 )
|
|
1549 {
|
|
1550 topfr->fr_win->w_winrow = row;
|
|
1551 frame_new_height(topfr, height, FALSE, FALSE);
|
|
1552 #ifdef FEAT_VERTSPLIT
|
|
1553 topfr->fr_win->w_wincol = col;
|
|
1554 frame_new_width(topfr, width, FALSE);
|
|
1555 #endif
|
|
1556 redraw_all_later(CLEAR);
|
|
1557 }
|
|
1558 }
|
|
1559 #ifdef FEAT_VERTSPLIT
|
|
1560 else if (topfr->fr_layout == FR_ROW)
|
|
1561 {
|
|
1562 topfr->fr_width = width;
|
|
1563 topfr->fr_height = height;
|
|
1564
|
|
1565 if (dir != 'v') /* equalize frame widths */
|
|
1566 {
|
|
1567 /* Compute the maximum number of windows horizontally in this
|
|
1568 * frame. */
|
|
1569 n = frame_minwidth(topfr, NOWIN);
|
|
1570 /* add one for the rightmost window, it doesn't have a separator */
|
|
1571 if (col + width == Columns)
|
|
1572 extra_sep = 1;
|
|
1573 else
|
|
1574 extra_sep = 0;
|
|
1575 totwincount = (n + extra_sep) / (p_wmw + 1);
|
|
1576
|
|
1577 /* Compute room available for windows other than "next_curwin" */
|
|
1578 m = frame_minwidth(topfr, next_curwin);
|
|
1579 room = width - m;
|
|
1580 if (room < 0)
|
|
1581 {
|
|
1582 next_curwin_size = p_wiw + room;
|
|
1583 room = 0;
|
|
1584 }
|
|
1585 else if (n == m) /* doesn't contain curwin */
|
|
1586 next_curwin_size = 0;
|
|
1587 else
|
|
1588 {
|
|
1589 next_curwin_size = (room + p_wiw + (totwincount - 1) * p_wmw
|
|
1590 + (totwincount - 1)) / totwincount;
|
|
1591 if (next_curwin_size > p_wiw)
|
|
1592 room -= next_curwin_size - p_wiw;
|
|
1593 else
|
|
1594 next_curwin_size = p_wiw;
|
|
1595 }
|
|
1596 if (n != m)
|
|
1597 --totwincount; /* don't count curwin */
|
|
1598 }
|
|
1599
|
|
1600 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1601 {
|
|
1602 n = m = 0;
|
|
1603 wincount = 1;
|
|
1604 if (fr->fr_next == NULL)
|
|
1605 /* last frame gets all that remains (avoid roundoff error) */
|
|
1606 new_size = width;
|
|
1607 else if (dir == 'v')
|
|
1608 new_size = fr->fr_width;
|
|
1609 else
|
|
1610 {
|
|
1611 /* Compute the maximum number of windows horiz. in "fr". */
|
|
1612 n = frame_minwidth(fr, NOWIN);
|
|
1613 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
|
|
1614 / (p_wmw + 1);
|
|
1615 m = frame_minwidth(fr, next_curwin);
|
|
1616 if (n != m) /* don't count next_curwin */
|
|
1617 --wincount;
|
|
1618 new_size = (wincount * room + ((unsigned)totwincount >> 1))
|
|
1619 / totwincount;
|
|
1620 if (n != m) /* add next_curwin size */
|
|
1621 {
|
|
1622 next_curwin_size -= p_wiw - (m - n);
|
|
1623 new_size += next_curwin_size;
|
|
1624 }
|
|
1625 }
|
|
1626
|
|
1627 /* Skip frame that is full height when splitting or closing a
|
|
1628 * window, unless equalizing all frames. */
|
|
1629 if (!current || dir != 'v' || topfr->fr_parent != NULL
|
|
1630 || (new_size != fr->fr_width)
|
|
1631 || frame_has_win(fr, next_curwin))
|
|
1632 win_equal_rec(next_curwin, current, fr, dir, col, row,
|
|
1633 new_size + n, height);
|
|
1634 col += new_size + n;
|
|
1635 width -= new_size + n;
|
|
1636 if (n != m) /* contains curwin */
|
|
1637 room -= new_size - next_curwin_size;
|
|
1638 else
|
|
1639 room -= new_size;
|
|
1640 totwincount -= wincount;
|
|
1641 }
|
|
1642 }
|
|
1643 #endif
|
|
1644 else /* topfr->fr_layout == FR_COL */
|
|
1645 {
|
|
1646 #ifdef FEAT_VERTSPLIT
|
|
1647 topfr->fr_width = width;
|
|
1648 #endif
|
|
1649 topfr->fr_height = height;
|
|
1650
|
|
1651 if (dir != 'h') /* equalize frame heights */
|
|
1652 {
|
|
1653 /* Compute maximum number of windows vertically in this frame. */
|
|
1654 n = frame_minheight(topfr, NOWIN);
|
|
1655 /* add one for the bottom window if it doesn't have a statusline */
|
|
1656 if (row + height == cmdline_row && p_ls == 0)
|
|
1657 extra_sep = 1;
|
|
1658 else
|
|
1659 extra_sep = 0;
|
|
1660 totwincount = (n + extra_sep) / (p_wmh + 1);
|
|
1661 has_next_curwin = frame_has_win(topfr, next_curwin);
|
|
1662
|
|
1663 /*
|
|
1664 * Compute height for "next_curwin" window and room available for
|
|
1665 * other windows.
|
|
1666 * "m" is the minimal height when counting p_wh for "next_curwin".
|
|
1667 */
|
|
1668 m = frame_minheight(topfr, next_curwin);
|
|
1669 room = height - m;
|
|
1670 if (room < 0)
|
|
1671 {
|
|
1672 /* The room is less then 'winheight', use all space for the
|
|
1673 * current window. */
|
|
1674 next_curwin_size = p_wh + room;
|
|
1675 room = 0;
|
|
1676 }
|
|
1677 else
|
|
1678 {
|
|
1679 next_curwin_size = -1;
|
|
1680 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1681 {
|
|
1682 /* If 'winfixheight' set keep the window height if
|
|
1683 * possible.
|
|
1684 * Watch out for this window being the next_curwin. */
|
|
1685 if (frame_fixed_height(fr))
|
|
1686 {
|
|
1687 n = frame_minheight(fr, NOWIN);
|
|
1688 new_size = fr->fr_height;
|
|
1689 if (frame_has_win(fr, next_curwin))
|
|
1690 {
|
|
1691 room += p_wh - p_wmh;
|
|
1692 next_curwin_size = 0;
|
|
1693 if (new_size < p_wh)
|
|
1694 new_size = p_wh;
|
|
1695 }
|
|
1696 else
|
|
1697 /* These windows don't use up room. */
|
|
1698 totwincount -= (n + (fr->fr_next == NULL
|
|
1699 ? extra_sep : 0)) / (p_wmh + 1);
|
|
1700 room -= new_size - n;
|
|
1701 if (room < 0)
|
|
1702 {
|
|
1703 new_size += room;
|
|
1704 room = 0;
|
|
1705 }
|
|
1706 fr->fr_newheight = new_size;
|
|
1707 }
|
|
1708 }
|
|
1709 if (next_curwin_size == -1)
|
|
1710 {
|
|
1711 if (!has_next_curwin)
|
|
1712 next_curwin_size = 0;
|
|
1713 else if (totwincount > 1
|
|
1714 && (room + (totwincount - 2))
|
|
1715 / (totwincount - 1) > p_wh)
|
|
1716 {
|
|
1717 next_curwin_size = (room + p_wh + totwincount * p_wmh
|
|
1718 + (totwincount - 1)) / totwincount;
|
|
1719 room -= next_curwin_size - p_wh;
|
|
1720 }
|
|
1721 else
|
|
1722 next_curwin_size = p_wh;
|
|
1723 }
|
|
1724 }
|
|
1725
|
|
1726 if (has_next_curwin)
|
|
1727 --totwincount; /* don't count curwin */
|
|
1728 }
|
|
1729
|
|
1730 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1731 {
|
|
1732 n = m = 0;
|
|
1733 wincount = 1;
|
|
1734 if (fr->fr_next == NULL)
|
|
1735 /* last frame gets all that remains (avoid roundoff error) */
|
|
1736 new_size = height;
|
|
1737 else if (dir == 'h')
|
|
1738 new_size = fr->fr_height;
|
|
1739 else if (frame_fixed_height(fr))
|
|
1740 {
|
|
1741 new_size = fr->fr_newheight;
|
|
1742 wincount = 0; /* doesn't count as a sizeable window */
|
|
1743 }
|
|
1744 else
|
|
1745 {
|
|
1746 /* Compute the maximum number of windows vert. in "fr". */
|
|
1747 n = frame_minheight(fr, NOWIN);
|
|
1748 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
|
|
1749 / (p_wmh + 1);
|
|
1750 m = frame_minheight(fr, next_curwin);
|
|
1751 if (has_next_curwin)
|
|
1752 hnc = frame_has_win(fr, next_curwin);
|
|
1753 else
|
|
1754 hnc = FALSE;
|
|
1755 if (hnc) /* don't count next_curwin */
|
|
1756 --wincount;
|
|
1757 if (totwincount == 0)
|
|
1758 new_size = room;
|
|
1759 else
|
|
1760 new_size = (wincount * room + ((unsigned)totwincount >> 1))
|
|
1761 / totwincount;
|
|
1762 if (hnc) /* add next_curwin size */
|
|
1763 {
|
|
1764 next_curwin_size -= p_wh - (m - n);
|
|
1765 new_size += next_curwin_size;
|
|
1766 room -= new_size - next_curwin_size;
|
|
1767 }
|
|
1768 else
|
|
1769 room -= new_size;
|
|
1770 new_size += n;
|
|
1771 }
|
|
1772 /* Skip frame that is full width when splitting or closing a
|
|
1773 * window, unless equalizing all frames. */
|
|
1774 if (!current || dir != 'h' || topfr->fr_parent != NULL
|
|
1775 || (new_size != fr->fr_height)
|
|
1776 || frame_has_win(fr, next_curwin))
|
|
1777 win_equal_rec(next_curwin, current, fr, dir, col, row,
|
|
1778 width, new_size);
|
|
1779 row += new_size;
|
|
1780 height -= new_size;
|
|
1781 totwincount -= wincount;
|
|
1782 }
|
|
1783 }
|
|
1784 }
|
|
1785
|
|
1786 /*
|
|
1787 * close all windows for buffer 'buf'
|
|
1788 */
|
|
1789 void
|
|
1790 close_windows(buf)
|
|
1791 buf_T *buf;
|
|
1792 {
|
|
1793 win_T *win;
|
|
1794
|
|
1795 ++RedrawingDisabled;
|
|
1796 for (win = firstwin; win != NULL && lastwin != firstwin; )
|
|
1797 {
|
|
1798 if (win->w_buffer == buf)
|
|
1799 {
|
|
1800 win_close(win, FALSE);
|
|
1801 win = firstwin; /* go back to the start */
|
|
1802 }
|
|
1803 else
|
|
1804 win = win->w_next;
|
|
1805 }
|
|
1806 --RedrawingDisabled;
|
|
1807 }
|
|
1808
|
|
1809 /*
|
|
1810 * close window "win"
|
|
1811 * If "free_buf" is TRUE related buffer may be unloaded.
|
|
1812 *
|
|
1813 * called by :quit, :close, :xit, :wq and findtag()
|
|
1814 */
|
|
1815 void
|
|
1816 win_close(win, free_buf)
|
|
1817 win_T *win;
|
|
1818 int free_buf;
|
|
1819 {
|
|
1820 win_T *wp;
|
|
1821 #ifdef FEAT_AUTOCMD
|
|
1822 int other_buffer = FALSE;
|
|
1823 #endif
|
|
1824 int close_curwin = FALSE;
|
|
1825 int dir;
|
|
1826 int help_window = FALSE;
|
|
1827
|
|
1828 if (lastwin == firstwin)
|
|
1829 {
|
|
1830 EMSG(_("E444: Cannot close last window"));
|
|
1831 return;
|
|
1832 }
|
|
1833
|
|
1834 /* When closing the help window, try restoring a snapshot after closing
|
|
1835 * the window. Otherwise clear the snapshot, it's now invalid. */
|
|
1836 if (win->w_buffer->b_help)
|
|
1837 help_window = TRUE;
|
|
1838 else
|
|
1839 clear_snapshot();
|
|
1840
|
|
1841 #ifdef FEAT_AUTOCMD
|
|
1842 if (win == curwin)
|
|
1843 {
|
|
1844 /*
|
|
1845 * Guess which window is going to be the new current window.
|
|
1846 * This may change because of the autocommands (sigh).
|
|
1847 */
|
|
1848 wp = frame2win(win_altframe(win));
|
|
1849
|
|
1850 /*
|
|
1851 * Be careful: If autocommands delete the window, return now.
|
|
1852 */
|
|
1853 if (wp->w_buffer != curbuf)
|
|
1854 {
|
|
1855 other_buffer = TRUE;
|
|
1856 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
1857 if (!win_valid(win) || firstwin == lastwin)
|
|
1858 return;
|
|
1859 }
|
|
1860 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
|
1861 if (!win_valid(win) || firstwin == lastwin)
|
|
1862 return;
|
|
1863 # ifdef FEAT_EVAL
|
|
1864 /* autocmds may abort script processing */
|
|
1865 if (aborting())
|
|
1866 return;
|
|
1867 # endif
|
|
1868 }
|
|
1869 #endif
|
|
1870
|
|
1871 /*
|
|
1872 * Close the link to the buffer.
|
|
1873 */
|
|
1874 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0);
|
|
1875 /* Autocommands may have closed the window already, or closed the only
|
|
1876 * other window. */
|
|
1877 if (!win_valid(win) || firstwin == lastwin)
|
|
1878 return;
|
|
1879
|
355
|
1880 /* Free the memory used for the window. */
|
|
1881 wp = win_free_mem(win, &dir);
|
7
|
1882
|
|
1883 /* Make sure curwin isn't invalid. It can cause severe trouble when
|
|
1884 * printing an error message. For win_equal() curbuf needs to be valid
|
|
1885 * too. */
|
|
1886 if (win == curwin)
|
|
1887 {
|
|
1888 curwin = wp;
|
|
1889 #ifdef FEAT_QUICKFIX
|
|
1890 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer))
|
|
1891 {
|
|
1892 /*
|
|
1893 * The cursor goes to the preview or the quickfix window, try
|
|
1894 * finding another window to go to.
|
|
1895 */
|
|
1896 for (;;)
|
|
1897 {
|
|
1898 if (wp->w_next == NULL)
|
|
1899 wp = firstwin;
|
|
1900 else
|
|
1901 wp = wp->w_next;
|
|
1902 if (wp == curwin)
|
|
1903 break;
|
|
1904 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer))
|
|
1905 {
|
|
1906 curwin = wp;
|
|
1907 break;
|
|
1908 }
|
|
1909 }
|
|
1910 }
|
|
1911 #endif
|
|
1912 curbuf = curwin->w_buffer;
|
|
1913 close_curwin = TRUE;
|
|
1914 }
|
36
|
1915 if (p_ea
|
|
1916 #ifdef FEAT_VERTSPLIT
|
|
1917 && (*p_ead == 'b' || *p_ead == dir)
|
|
1918 #endif
|
|
1919 )
|
7
|
1920 win_equal(curwin, TRUE,
|
|
1921 #ifdef FEAT_VERTSPLIT
|
|
1922 dir
|
|
1923 #else
|
|
1924 0
|
|
1925 #endif
|
|
1926 );
|
|
1927 else
|
|
1928 win_comp_pos();
|
|
1929 if (close_curwin)
|
|
1930 {
|
|
1931 win_enter_ext(wp, FALSE, TRUE);
|
|
1932 #ifdef FEAT_AUTOCMD
|
|
1933 if (other_buffer)
|
|
1934 /* careful: after this wp and win may be invalid! */
|
|
1935 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
1936 #endif
|
|
1937 }
|
|
1938
|
|
1939 /*
|
|
1940 * if last window has a status line now and we don't want one,
|
|
1941 * remove the status line
|
|
1942 */
|
|
1943 last_status(FALSE);
|
|
1944
|
|
1945 /* After closing the help window, try restoring the window layout from
|
|
1946 * before it was opened. */
|
|
1947 if (help_window)
|
|
1948 restore_snapshot(close_curwin);
|
|
1949
|
|
1950 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)
|
|
1951 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */
|
|
1952 if (gui.in_use && !win_hasvertsplit())
|
|
1953 gui_init_which_components(NULL);
|
|
1954 #endif
|
|
1955
|
|
1956 redraw_all_later(NOT_VALID);
|
|
1957 }
|
|
1958
|
|
1959 /*
|
355
|
1960 * Free the memory used for a window.
|
|
1961 * Returns a pointer to the window that got the freed up space.
|
|
1962 */
|
|
1963 static win_T *
|
|
1964 win_free_mem(win, dirp)
|
|
1965 win_T *win;
|
|
1966 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */
|
|
1967 {
|
|
1968 frame_T *frp;
|
|
1969 win_T *wp;
|
|
1970
|
358
|
1971 #ifdef FEAT_FOLDING
|
|
1972 clearFolding(win);
|
|
1973 #endif
|
|
1974
|
355
|
1975 /* reduce the reference count to the argument list. */
|
|
1976 alist_unlink(win->w_alist);
|
|
1977
|
|
1978 /* remove the window and its frame from the tree of frames. */
|
|
1979 frp = win->w_frame;
|
|
1980 wp = winframe_remove(win, dirp);
|
|
1981 vim_free(frp);
|
|
1982 win_free(win);
|
|
1983
|
|
1984 return wp;
|
|
1985 }
|
|
1986
|
|
1987 #if defined(EXITFREE) || defined(PROTO)
|
|
1988 void
|
|
1989 win_free_all()
|
|
1990 {
|
|
1991 int dummy;
|
|
1992
|
|
1993 while (firstwin != NULL)
|
|
1994 (void)win_free_mem(firstwin, &dummy);
|
|
1995 }
|
|
1996 #endif
|
|
1997
|
|
1998 /*
|
7
|
1999 * Remove a window and its frame from the tree of frames.
|
|
2000 * Returns a pointer to the window that got the freed up space.
|
|
2001 */
|
|
2002 /*ARGSUSED*/
|
|
2003 static win_T *
|
|
2004 winframe_remove(win, dirp)
|
|
2005 win_T *win;
|
|
2006 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */
|
|
2007 {
|
|
2008 frame_T *frp, *frp2, *frp3;
|
|
2009 frame_T *frp_close = win->w_frame;
|
|
2010 win_T *wp;
|
|
2011 int old_height = 0;
|
|
2012
|
|
2013 /*
|
|
2014 * Remove the window from its frame.
|
|
2015 */
|
|
2016 frp2 = win_altframe(win);
|
355
|
2017 if (frp2 == NULL)
|
|
2018 return NULL; /* deleted the last frame */
|
|
2019
|
7
|
2020 wp = frame2win(frp2);
|
|
2021
|
|
2022 /* Remove this frame from the list of frames. */
|
|
2023 frame_remove(frp_close);
|
|
2024
|
|
2025 #ifdef FEAT_VERTSPLIT
|
|
2026 if (frp_close->fr_parent->fr_layout == FR_COL)
|
|
2027 {
|
|
2028 #endif
|
|
2029 /* When 'winfixheight' is set, remember its old size and restore
|
|
2030 * it later (it's a simplistic solution...). Don't do this if the
|
|
2031 * window will occupy the full height of the screen. */
|
|
2032 if (frp2->fr_win != NULL
|
|
2033 && (frp2->fr_next != NULL || frp2->fr_prev != NULL)
|
|
2034 && frp2->fr_win->w_p_wfh)
|
|
2035 old_height = frp2->fr_win->w_height;
|
|
2036 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height,
|
|
2037 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE);
|
|
2038 if (old_height != 0)
|
|
2039 win_setheight_win(old_height, frp2->fr_win);
|
|
2040 #ifdef FEAT_VERTSPLIT
|
|
2041 *dirp = 'v';
|
|
2042 }
|
|
2043 else
|
|
2044 {
|
|
2045 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width,
|
|
2046 frp2 == frp_close->fr_next ? TRUE : FALSE);
|
|
2047 *dirp = 'h';
|
|
2048 }
|
|
2049 #endif
|
|
2050
|
|
2051 /* If rows/columns go to a window below/right its positions need to be
|
|
2052 * updated. Can only be done after the sizes have been updated. */
|
|
2053 if (frp2 == frp_close->fr_next)
|
|
2054 {
|
|
2055 int row = win->w_winrow;
|
|
2056 int col = W_WINCOL(win);
|
|
2057
|
|
2058 frame_comp_pos(frp2, &row, &col);
|
|
2059 }
|
|
2060
|
|
2061 if (frp2->fr_next == NULL && frp2->fr_prev == NULL)
|
|
2062 {
|
|
2063 /* There is no other frame in this list, move its info to the parent
|
|
2064 * and remove it. */
|
|
2065 frp2->fr_parent->fr_layout = frp2->fr_layout;
|
|
2066 frp2->fr_parent->fr_child = frp2->fr_child;
|
|
2067 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2068 frp->fr_parent = frp2->fr_parent;
|
|
2069 frp2->fr_parent->fr_win = frp2->fr_win;
|
|
2070 if (frp2->fr_win != NULL)
|
|
2071 frp2->fr_win->w_frame = frp2->fr_parent;
|
|
2072 frp = frp2->fr_parent;
|
|
2073 vim_free(frp2);
|
|
2074
|
|
2075 frp2 = frp->fr_parent;
|
|
2076 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout)
|
|
2077 {
|
|
2078 /* The frame above the parent has the same layout, have to merge
|
|
2079 * the frames into this list. */
|
|
2080 if (frp2->fr_child == frp)
|
|
2081 frp2->fr_child = frp->fr_child;
|
|
2082 frp->fr_child->fr_prev = frp->fr_prev;
|
|
2083 if (frp->fr_prev != NULL)
|
|
2084 frp->fr_prev->fr_next = frp->fr_child;
|
|
2085 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next)
|
|
2086 {
|
|
2087 frp3->fr_parent = frp2;
|
|
2088 if (frp3->fr_next == NULL)
|
|
2089 {
|
|
2090 frp3->fr_next = frp->fr_next;
|
|
2091 if (frp->fr_next != NULL)
|
|
2092 frp->fr_next->fr_prev = frp3;
|
|
2093 break;
|
|
2094 }
|
|
2095 }
|
|
2096 vim_free(frp);
|
|
2097 }
|
|
2098 }
|
|
2099
|
|
2100 return wp;
|
|
2101 }
|
|
2102
|
|
2103 /*
|
|
2104 * Find out which frame is going to get the freed up space when "win" is
|
|
2105 * closed.
|
|
2106 * if 'splitbelow'/'splitleft' the space goes to the window above/left.
|
|
2107 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right.
|
|
2108 * This makes opening a window and closing it immediately keep the same window
|
|
2109 * layout.
|
|
2110 */
|
|
2111 static frame_T *
|
|
2112 win_altframe(win)
|
|
2113 win_T *win;
|
|
2114 {
|
|
2115 frame_T *frp;
|
|
2116 int b;
|
|
2117
|
|
2118 frp = win->w_frame;
|
|
2119 #ifdef FEAT_VERTSPLIT
|
355
|
2120 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW)
|
7
|
2121 b = p_spr;
|
|
2122 else
|
|
2123 #endif
|
|
2124 b = p_sb;
|
|
2125 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL)
|
|
2126 return frp->fr_next;
|
|
2127 return frp->fr_prev;
|
|
2128 }
|
|
2129
|
|
2130 /*
|
|
2131 * Find the left-upper window in frame "frp".
|
|
2132 */
|
|
2133 static win_T *
|
|
2134 frame2win(frp)
|
|
2135 frame_T *frp;
|
|
2136 {
|
|
2137 while (frp->fr_win == NULL)
|
|
2138 frp = frp->fr_child;
|
|
2139 return frp->fr_win;
|
|
2140 }
|
|
2141
|
|
2142 /*
|
|
2143 * Return TRUE if frame "frp" contains window "wp".
|
|
2144 */
|
|
2145 static int
|
|
2146 frame_has_win(frp, wp)
|
|
2147 frame_T *frp;
|
|
2148 win_T *wp;
|
|
2149 {
|
|
2150 frame_T *p;
|
|
2151
|
|
2152 if (frp->fr_layout == FR_LEAF)
|
|
2153 return frp->fr_win == wp;
|
|
2154
|
|
2155 for (p = frp->fr_child; p != NULL; p = p->fr_next)
|
|
2156 if (frame_has_win(p, wp))
|
|
2157 return TRUE;
|
|
2158 return FALSE;
|
|
2159 }
|
|
2160
|
|
2161 /*
|
|
2162 * Set a new height for a frame. Recursively sets the height for contained
|
|
2163 * frames and windows. Caller must take care of positions.
|
|
2164 */
|
|
2165 static void
|
|
2166 frame_new_height(topfrp, height, topfirst, wfh)
|
|
2167 frame_T *topfrp;
|
|
2168 int height;
|
|
2169 int topfirst; /* resize topmost contained frame first */
|
|
2170 int wfh; /* obey 'winfixheight' when there is a choice;
|
|
2171 may cause the height not to be set */
|
|
2172 {
|
|
2173 frame_T *frp;
|
|
2174 int extra_lines;
|
|
2175 int h;
|
|
2176
|
|
2177 if (topfrp->fr_win != NULL)
|
|
2178 {
|
|
2179 /* Simple case: just one window. */
|
|
2180 win_new_height(topfrp->fr_win,
|
|
2181 height - topfrp->fr_win->w_status_height);
|
|
2182 }
|
|
2183 #ifdef FEAT_VERTSPLIT
|
|
2184 else if (topfrp->fr_layout == FR_ROW)
|
|
2185 {
|
|
2186 do
|
|
2187 {
|
|
2188 /* All frames in this row get the same new height. */
|
|
2189 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2190 {
|
|
2191 frame_new_height(frp, height, topfirst, wfh);
|
|
2192 if (frp->fr_height > height)
|
|
2193 {
|
|
2194 /* Could not fit the windows, make the whole row higher. */
|
|
2195 height = frp->fr_height;
|
|
2196 break;
|
|
2197 }
|
|
2198 }
|
|
2199 }
|
|
2200 while (frp != NULL);
|
|
2201 }
|
|
2202 #endif
|
|
2203 else
|
|
2204 {
|
|
2205 /* Complicated case: Resize a column of frames. Resize the bottom
|
|
2206 * frame first, frames above that when needed. */
|
|
2207
|
|
2208 frp = topfrp->fr_child;
|
|
2209 if (wfh)
|
|
2210 /* Advance past frames with one window with 'wfh' set. */
|
|
2211 while (frame_fixed_height(frp))
|
|
2212 {
|
|
2213 frp = frp->fr_next;
|
|
2214 if (frp == NULL)
|
|
2215 return; /* no frame without 'wfh', give up */
|
|
2216 }
|
|
2217 if (!topfirst)
|
|
2218 {
|
|
2219 /* Find the bottom frame of this column */
|
|
2220 while (frp->fr_next != NULL)
|
|
2221 frp = frp->fr_next;
|
|
2222 if (wfh)
|
|
2223 /* Advance back for frames with one window with 'wfh' set. */
|
|
2224 while (frame_fixed_height(frp))
|
|
2225 frp = frp->fr_prev;
|
|
2226 }
|
|
2227
|
|
2228 extra_lines = height - topfrp->fr_height;
|
|
2229 if (extra_lines < 0)
|
|
2230 {
|
|
2231 /* reduce height of contained frames, bottom or top frame first */
|
|
2232 while (frp != NULL)
|
|
2233 {
|
|
2234 h = frame_minheight(frp, NULL);
|
|
2235 if (frp->fr_height + extra_lines < h)
|
|
2236 {
|
|
2237 extra_lines += frp->fr_height - h;
|
|
2238 frame_new_height(frp, h, topfirst, wfh);
|
|
2239 }
|
|
2240 else
|
|
2241 {
|
|
2242 frame_new_height(frp, frp->fr_height + extra_lines,
|
|
2243 topfirst, wfh);
|
|
2244 break;
|
|
2245 }
|
|
2246 if (topfirst)
|
|
2247 {
|
|
2248 do
|
|
2249 frp = frp->fr_next;
|
|
2250 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2251 }
|
|
2252 else
|
|
2253 {
|
|
2254 do
|
|
2255 frp = frp->fr_prev;
|
|
2256 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2257 }
|
|
2258 /* Increase "height" if we could not reduce enough frames. */
|
|
2259 if (frp == NULL)
|
|
2260 height -= extra_lines;
|
|
2261 }
|
|
2262 }
|
|
2263 else if (extra_lines > 0)
|
|
2264 {
|
|
2265 /* increase height of bottom or top frame */
|
|
2266 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh);
|
|
2267 }
|
|
2268 }
|
|
2269 topfrp->fr_height = height;
|
|
2270 }
|
|
2271
|
|
2272 /*
|
|
2273 * Return TRUE if height of frame "frp" should not be changed because of
|
|
2274 * the 'winfixheight' option.
|
|
2275 */
|
|
2276 static int
|
|
2277 frame_fixed_height(frp)
|
|
2278 frame_T *frp;
|
|
2279 {
|
|
2280 /* frame with one window: fixed height if 'winfixheight' set. */
|
|
2281 if (frp->fr_win != NULL)
|
|
2282 return frp->fr_win->w_p_wfh;
|
|
2283
|
|
2284 if (frp->fr_layout == FR_ROW)
|
|
2285 {
|
|
2286 /* The frame is fixed height if one of the frames in the row is fixed
|
|
2287 * height. */
|
|
2288 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2289 if (frame_fixed_height(frp))
|
|
2290 return TRUE;
|
|
2291 return FALSE;
|
|
2292 }
|
|
2293
|
|
2294 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the
|
|
2295 * frames in the row are fixed height. */
|
|
2296 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2297 if (!frame_fixed_height(frp))
|
|
2298 return FALSE;
|
|
2299 return TRUE;
|
|
2300 }
|
|
2301
|
|
2302 #ifdef FEAT_VERTSPLIT
|
|
2303 /*
|
|
2304 * Add a status line to windows at the bottom of "frp".
|
|
2305 * Note: Does not check if there is room!
|
|
2306 */
|
|
2307 static void
|
|
2308 frame_add_statusline(frp)
|
|
2309 frame_T *frp;
|
|
2310 {
|
|
2311 win_T *wp;
|
|
2312
|
|
2313 if (frp->fr_layout == FR_LEAF)
|
|
2314 {
|
|
2315 wp = frp->fr_win;
|
|
2316 if (wp->w_status_height == 0)
|
|
2317 {
|
|
2318 if (wp->w_height > 0) /* don't make it negative */
|
|
2319 --wp->w_height;
|
|
2320 wp->w_status_height = STATUS_HEIGHT;
|
|
2321 }
|
|
2322 }
|
|
2323 else if (frp->fr_layout == FR_ROW)
|
|
2324 {
|
|
2325 /* Handle all the frames in the row. */
|
|
2326 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2327 frame_add_statusline(frp);
|
|
2328 }
|
|
2329 else /* frp->fr_layout == FR_COL */
|
|
2330 {
|
|
2331 /* Only need to handle the last frame in the column. */
|
|
2332 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next)
|
|
2333 ;
|
|
2334 frame_add_statusline(frp);
|
|
2335 }
|
|
2336 }
|
|
2337
|
|
2338 /*
|
|
2339 * Set width of a frame. Handles recursively going through contained frames.
|
|
2340 * May remove separator line for windows at the right side (for win_close()).
|
|
2341 */
|
|
2342 static void
|
|
2343 frame_new_width(topfrp, width, leftfirst)
|
|
2344 frame_T *topfrp;
|
|
2345 int width;
|
|
2346 int leftfirst; /* resize leftmost contained frame first */
|
|
2347 {
|
|
2348 frame_T *frp;
|
|
2349 int extra_cols;
|
|
2350 int w;
|
|
2351 win_T *wp;
|
|
2352
|
|
2353 if (topfrp->fr_layout == FR_LEAF)
|
|
2354 {
|
|
2355 /* Simple case: just one window. */
|
|
2356 wp = topfrp->fr_win;
|
|
2357 /* Find out if there are any windows right of this one. */
|
|
2358 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent)
|
|
2359 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL)
|
|
2360 break;
|
|
2361 if (frp->fr_parent == NULL)
|
|
2362 wp->w_vsep_width = 0;
|
|
2363 win_new_width(wp, width - wp->w_vsep_width);
|
|
2364 }
|
|
2365 else if (topfrp->fr_layout == FR_COL)
|
|
2366 {
|
|
2367 /* All frames in this column get the same new width. */
|
|
2368 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2369 frame_new_width(frp, width, leftfirst);
|
|
2370 }
|
|
2371 else /* fr_layout == FR_ROW */
|
|
2372 {
|
|
2373 /* Complicated case: Resize a row of frames. Resize the rightmost
|
|
2374 * frame first, frames left of it when needed. */
|
|
2375
|
|
2376 /* Find the rightmost frame of this row */
|
|
2377 frp = topfrp->fr_child;
|
|
2378 if (!leftfirst)
|
|
2379 while (frp->fr_next != NULL)
|
|
2380 frp = frp->fr_next;
|
|
2381
|
|
2382 extra_cols = width - topfrp->fr_width;
|
|
2383 if (extra_cols < 0)
|
|
2384 {
|
|
2385 /* reduce frame width, rightmost frame first */
|
|
2386 while (frp != NULL)
|
|
2387 {
|
|
2388 w = frame_minwidth(frp, NULL);
|
|
2389 if (frp->fr_width + extra_cols < w)
|
|
2390 {
|
|
2391 extra_cols += frp->fr_width - w;
|
|
2392 frame_new_width(frp, w, leftfirst);
|
|
2393 }
|
|
2394 else
|
|
2395 {
|
|
2396 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2397 break;
|
|
2398 }
|
|
2399 if (leftfirst)
|
|
2400 frp = frp->fr_next;
|
|
2401 else
|
|
2402 frp = frp->fr_prev;
|
|
2403 }
|
|
2404 }
|
|
2405 else if (extra_cols > 0)
|
|
2406 {
|
|
2407 /* increase width of rightmost frame */
|
|
2408 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2409 }
|
|
2410 }
|
|
2411 topfrp->fr_width = width;
|
|
2412 }
|
|
2413
|
|
2414 /*
|
|
2415 * Add the vertical separator to windows at the right side of "frp".
|
|
2416 * Note: Does not check if there is room!
|
|
2417 */
|
|
2418 static void
|
|
2419 frame_add_vsep(frp)
|
|
2420 frame_T *frp;
|
|
2421 {
|
|
2422 win_T *wp;
|
|
2423
|
|
2424 if (frp->fr_layout == FR_LEAF)
|
|
2425 {
|
|
2426 wp = frp->fr_win;
|
|
2427 if (wp->w_vsep_width == 0)
|
|
2428 {
|
|
2429 if (wp->w_width > 0) /* don't make it negative */
|
|
2430 --wp->w_width;
|
|
2431 wp->w_vsep_width = 1;
|
|
2432 }
|
|
2433 }
|
|
2434 else if (frp->fr_layout == FR_COL)
|
|
2435 {
|
|
2436 /* Handle all the frames in the column. */
|
|
2437 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2438 frame_add_vsep(frp);
|
|
2439 }
|
|
2440 else /* frp->fr_layout == FR_ROW */
|
|
2441 {
|
|
2442 /* Only need to handle the last frame in the row. */
|
|
2443 frp = frp->fr_child;
|
|
2444 while (frp->fr_next != NULL)
|
|
2445 frp = frp->fr_next;
|
|
2446 frame_add_vsep(frp);
|
|
2447 }
|
|
2448 }
|
|
2449
|
|
2450 /*
|
|
2451 * Set frame width from the window it contains.
|
|
2452 */
|
|
2453 static void
|
|
2454 frame_fix_width(wp)
|
|
2455 win_T *wp;
|
|
2456 {
|
|
2457 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width;
|
|
2458 }
|
|
2459 #endif
|
|
2460
|
|
2461 /*
|
|
2462 * Set frame height from the window it contains.
|
|
2463 */
|
|
2464 static void
|
|
2465 frame_fix_height(wp)
|
|
2466 win_T *wp;
|
|
2467 {
|
|
2468 wp->w_frame->fr_height = wp->w_height + wp->w_status_height;
|
|
2469 }
|
|
2470
|
|
2471 /*
|
|
2472 * Compute the minimal height for frame "topfrp".
|
|
2473 * Uses the 'winminheight' option.
|
|
2474 * When "next_curwin" isn't NULL, use p_wh for this window.
|
|
2475 * When "next_curwin" is NOWIN, don't use at least one line for the current
|
|
2476 * window.
|
|
2477 */
|
|
2478 static int
|
|
2479 frame_minheight(topfrp, next_curwin)
|
|
2480 frame_T *topfrp;
|
|
2481 win_T *next_curwin;
|
|
2482 {
|
|
2483 frame_T *frp;
|
|
2484 int m;
|
|
2485 #ifdef FEAT_VERTSPLIT
|
|
2486 int n;
|
|
2487 #endif
|
|
2488
|
|
2489 if (topfrp->fr_win != NULL)
|
|
2490 {
|
|
2491 if (topfrp->fr_win == next_curwin)
|
|
2492 m = p_wh + topfrp->fr_win->w_status_height;
|
|
2493 else
|
|
2494 {
|
|
2495 /* window: minimal height of the window plus status line */
|
|
2496 m = p_wmh + topfrp->fr_win->w_status_height;
|
|
2497 /* Current window is minimal one line high */
|
|
2498 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2499 ++m;
|
|
2500 }
|
|
2501 }
|
|
2502 #ifdef FEAT_VERTSPLIT
|
|
2503 else if (topfrp->fr_layout == FR_ROW)
|
|
2504 {
|
|
2505 /* get the minimal height from each frame in this row */
|
|
2506 m = 0;
|
|
2507 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2508 {
|
|
2509 n = frame_minheight(frp, next_curwin);
|
|
2510 if (n > m)
|
|
2511 m = n;
|
|
2512 }
|
|
2513 }
|
|
2514 #endif
|
|
2515 else
|
|
2516 {
|
|
2517 /* Add up the minimal heights for all frames in this column. */
|
|
2518 m = 0;
|
|
2519 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2520 m += frame_minheight(frp, next_curwin);
|
|
2521 }
|
|
2522
|
|
2523 return m;
|
|
2524 }
|
|
2525
|
|
2526 #ifdef FEAT_VERTSPLIT
|
|
2527 /*
|
|
2528 * Compute the minimal width for frame "topfrp".
|
|
2529 * When "next_curwin" isn't NULL, use p_wiw for this window.
|
|
2530 * When "next_curwin" is NOWIN, don't use at least one column for the current
|
|
2531 * window.
|
|
2532 */
|
|
2533 static int
|
|
2534 frame_minwidth(topfrp, next_curwin)
|
|
2535 frame_T *topfrp;
|
|
2536 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */
|
|
2537 {
|
|
2538 frame_T *frp;
|
|
2539 int m, n;
|
|
2540
|
|
2541 if (topfrp->fr_win != NULL)
|
|
2542 {
|
|
2543 if (topfrp->fr_win == next_curwin)
|
|
2544 m = p_wiw + topfrp->fr_win->w_vsep_width;
|
|
2545 else
|
|
2546 {
|
|
2547 /* window: minimal width of the window plus separator column */
|
|
2548 m = p_wmw + topfrp->fr_win->w_vsep_width;
|
|
2549 /* Current window is minimal one column wide */
|
|
2550 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2551 ++m;
|
|
2552 }
|
|
2553 }
|
|
2554 else if (topfrp->fr_layout == FR_COL)
|
|
2555 {
|
|
2556 /* get the minimal width from each frame in this column */
|
|
2557 m = 0;
|
|
2558 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2559 {
|
|
2560 n = frame_minwidth(frp, next_curwin);
|
|
2561 if (n > m)
|
|
2562 m = n;
|
|
2563 }
|
|
2564 }
|
|
2565 else
|
|
2566 {
|
|
2567 /* Add up the minimal widths for all frames in this row. */
|
|
2568 m = 0;
|
|
2569 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2570 m += frame_minwidth(frp, next_curwin);
|
|
2571 }
|
|
2572
|
|
2573 return m;
|
|
2574 }
|
|
2575 #endif
|
|
2576
|
|
2577
|
|
2578 /*
|
|
2579 * Try to close all windows except current one.
|
|
2580 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is
|
|
2581 * used and the buffer was modified.
|
|
2582 *
|
|
2583 * Used by ":bdel" and ":only".
|
|
2584 */
|
|
2585 void
|
|
2586 close_others(message, forceit)
|
|
2587 int message;
|
|
2588 int forceit; /* always hide all other windows */
|
|
2589 {
|
|
2590 win_T *wp;
|
|
2591 win_T *nextwp;
|
|
2592 int r;
|
|
2593
|
|
2594 if (lastwin == firstwin)
|
|
2595 {
|
|
2596 if (message
|
|
2597 #ifdef FEAT_AUTOCMD
|
|
2598 && !autocmd_busy
|
|
2599 #endif
|
|
2600 )
|
|
2601 MSG(_("Already only one window"));
|
|
2602 return;
|
|
2603 }
|
|
2604
|
|
2605 /* Be very careful here: autocommands may change the window layout. */
|
|
2606 for (wp = firstwin; win_valid(wp); wp = nextwp)
|
|
2607 {
|
|
2608 nextwp = wp->w_next;
|
|
2609 if (wp != curwin) /* don't close current window */
|
|
2610 {
|
|
2611
|
|
2612 /* Check if it's allowed to abandon this window */
|
|
2613 r = can_abandon(wp->w_buffer, forceit);
|
|
2614 #ifdef FEAT_AUTOCMD
|
|
2615 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2616 {
|
|
2617 nextwp = firstwin;
|
|
2618 continue;
|
|
2619 }
|
|
2620 #endif
|
|
2621 if (!r)
|
|
2622 {
|
|
2623 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2624 if (message && (p_confirm || cmdmod.confirm) && p_write)
|
|
2625 {
|
|
2626 dialog_changed(wp->w_buffer, FALSE);
|
|
2627 # ifdef FEAT_AUTOCMD
|
|
2628 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2629 {
|
|
2630 nextwp = firstwin;
|
|
2631 continue;
|
|
2632 }
|
|
2633 # endif
|
|
2634 }
|
|
2635 if (bufIsChanged(wp->w_buffer))
|
|
2636 #endif
|
|
2637 continue;
|
|
2638 }
|
|
2639 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer));
|
|
2640 }
|
|
2641 }
|
|
2642
|
|
2643 /*
|
|
2644 * If current window has a status line and we don't want one,
|
|
2645 * remove the status line.
|
|
2646 */
|
|
2647 if (lastwin != firstwin)
|
|
2648 EMSG(_("E445: Other window contains changes"));
|
|
2649 }
|
|
2650
|
|
2651 #endif /* FEAT_WINDOWS */
|
|
2652
|
|
2653 /*
|
|
2654 * init the cursor in the window
|
|
2655 *
|
|
2656 * called when a new file is being edited
|
|
2657 */
|
|
2658 void
|
|
2659 win_init(wp)
|
|
2660 win_T *wp;
|
|
2661 {
|
|
2662 redraw_win_later(wp, NOT_VALID);
|
|
2663 wp->w_lines_valid = 0;
|
|
2664 wp->w_cursor.lnum = 1;
|
|
2665 wp->w_curswant = wp->w_cursor.col = 0;
|
|
2666 #ifdef FEAT_VIRTUALEDIT
|
|
2667 wp->w_cursor.coladd = 0;
|
|
2668 #endif
|
|
2669 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */
|
|
2670 wp->w_pcmark.col = 0;
|
|
2671 wp->w_prev_pcmark.lnum = 0;
|
|
2672 wp->w_prev_pcmark.col = 0;
|
|
2673 wp->w_topline = 1;
|
|
2674 #ifdef FEAT_DIFF
|
|
2675 wp->w_topfill = 0;
|
|
2676 #endif
|
|
2677 wp->w_botline = 2;
|
|
2678 #ifdef FEAT_FKMAP
|
|
2679 if (curwin->w_p_rl)
|
|
2680 wp->w_farsi = W_CONV + W_R_L;
|
|
2681 else
|
|
2682 wp->w_farsi = W_CONV;
|
|
2683 #endif
|
|
2684 }
|
|
2685
|
|
2686 /*
|
|
2687 * Allocate the first window and put an empty buffer in it.
|
|
2688 * Called from main().
|
|
2689 * When this fails we can't do anything: exit.
|
|
2690 */
|
|
2691 void
|
|
2692 win_alloc_first()
|
|
2693 {
|
|
2694 curwin = win_alloc(NULL);
|
|
2695 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED);
|
|
2696 if (curwin == NULL || curbuf == NULL)
|
|
2697 mch_exit(0);
|
|
2698 curwin->w_buffer = curbuf;
|
|
2699 curbuf->b_nwindows = 1; /* there is one window */
|
|
2700 #ifdef FEAT_WINDOWS
|
|
2701 curwin->w_alist = &global_alist;
|
|
2702 #endif
|
|
2703 win_init(curwin); /* init current window */
|
|
2704
|
|
2705 topframe = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
2706 if (topframe == NULL)
|
|
2707 mch_exit(0);
|
|
2708 topframe->fr_layout = FR_LEAF;
|
|
2709 #ifdef FEAT_VERTSPLIT
|
|
2710 topframe->fr_width = Columns;
|
|
2711 #endif
|
|
2712 topframe->fr_height = Rows - p_ch;
|
170
|
2713 #ifdef FEAT_WINDOWS
|
|
2714 p_ch_used = p_ch;
|
|
2715 #endif
|
7
|
2716 topframe->fr_win = curwin;
|
|
2717 curwin->w_frame = topframe;
|
|
2718 }
|
|
2719
|
|
2720 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
2721
|
|
2722 /*
|
|
2723 * Go to another window.
|
|
2724 * When jumping to another buffer, stop Visual mode. Do this before
|
|
2725 * changing windows so we can yank the selection into the '*' register.
|
|
2726 * When jumping to another window on the same buffer, adjust its cursor
|
|
2727 * position to keep the same Visual area.
|
|
2728 */
|
|
2729 void
|
|
2730 win_goto(wp)
|
|
2731 win_T *wp;
|
|
2732 {
|
633
|
2733 if (text_locked())
|
7
|
2734 {
|
|
2735 beep_flush();
|
633
|
2736 text_locked_msg();
|
7
|
2737 return;
|
|
2738 }
|
631
|
2739
|
7
|
2740 #ifdef FEAT_VISUAL
|
|
2741 if (wp->w_buffer != curbuf)
|
|
2742 reset_VIsual_and_resel();
|
|
2743 else if (VIsual_active)
|
|
2744 wp->w_cursor = curwin->w_cursor;
|
|
2745 #endif
|
|
2746
|
|
2747 #ifdef FEAT_GUI
|
|
2748 need_mouse_correct = TRUE;
|
|
2749 #endif
|
|
2750 win_enter(wp, TRUE);
|
|
2751 }
|
|
2752
|
|
2753 #if defined(FEAT_PERL) || defined(PROTO)
|
|
2754 /*
|
|
2755 * Find window number "winnr" (counting top to bottom).
|
|
2756 */
|
|
2757 win_T *
|
|
2758 win_find_nr(winnr)
|
|
2759 int winnr;
|
|
2760 {
|
|
2761 win_T *wp;
|
|
2762
|
|
2763 # ifdef FEAT_WINDOWS
|
|
2764 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
2765 if (--winnr == 0)
|
|
2766 break;
|
|
2767 return wp;
|
|
2768 # else
|
|
2769 return curwin;
|
|
2770 # endif
|
|
2771 }
|
|
2772 #endif
|
|
2773
|
|
2774 #ifdef FEAT_VERTSPLIT
|
|
2775 /*
|
|
2776 * Move to window above or below "count" times.
|
|
2777 */
|
|
2778 static void
|
|
2779 win_goto_ver(up, count)
|
|
2780 int up; /* TRUE to go to win above */
|
|
2781 long count;
|
|
2782 {
|
|
2783 frame_T *fr;
|
|
2784 frame_T *nfr;
|
|
2785 frame_T *foundfr;
|
|
2786
|
|
2787 foundfr = curwin->w_frame;
|
|
2788 while (count--)
|
|
2789 {
|
|
2790 /*
|
|
2791 * First go upwards in the tree of frames until we find a upwards or
|
|
2792 * downwards neighbor.
|
|
2793 */
|
|
2794 fr = foundfr;
|
|
2795 for (;;)
|
|
2796 {
|
|
2797 if (fr == topframe)
|
|
2798 goto end;
|
|
2799 if (up)
|
|
2800 nfr = fr->fr_prev;
|
|
2801 else
|
|
2802 nfr = fr->fr_next;
|
|
2803 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL)
|
|
2804 break;
|
|
2805 fr = fr->fr_parent;
|
|
2806 }
|
|
2807
|
|
2808 /*
|
|
2809 * Now go downwards to find the bottom or top frame in it.
|
|
2810 */
|
|
2811 for (;;)
|
|
2812 {
|
|
2813 if (nfr->fr_layout == FR_LEAF)
|
|
2814 {
|
|
2815 foundfr = nfr;
|
|
2816 break;
|
|
2817 }
|
|
2818 fr = nfr->fr_child;
|
|
2819 if (nfr->fr_layout == FR_ROW)
|
|
2820 {
|
|
2821 /* Find the frame at the cursor row. */
|
|
2822 while (fr->fr_next != NULL
|
|
2823 && frame2win(fr)->w_wincol + fr->fr_width
|
|
2824 <= curwin->w_wincol + curwin->w_wcol)
|
|
2825 fr = fr->fr_next;
|
|
2826 }
|
|
2827 if (nfr->fr_layout == FR_COL && up)
|
|
2828 while (fr->fr_next != NULL)
|
|
2829 fr = fr->fr_next;
|
|
2830 nfr = fr;
|
|
2831 }
|
|
2832 }
|
|
2833 end:
|
|
2834 if (foundfr != NULL)
|
|
2835 win_goto(foundfr->fr_win);
|
|
2836 }
|
|
2837
|
|
2838 /*
|
|
2839 * Move to left or right window.
|
|
2840 */
|
|
2841 static void
|
|
2842 win_goto_hor(left, count)
|
|
2843 int left; /* TRUE to go to left win */
|
|
2844 long count;
|
|
2845 {
|
|
2846 frame_T *fr;
|
|
2847 frame_T *nfr;
|
|
2848 frame_T *foundfr;
|
|
2849
|
|
2850 foundfr = curwin->w_frame;
|
|
2851 while (count--)
|
|
2852 {
|
|
2853 /*
|
|
2854 * First go upwards in the tree of frames until we find a left or
|
|
2855 * right neighbor.
|
|
2856 */
|
|
2857 fr = foundfr;
|
|
2858 for (;;)
|
|
2859 {
|
|
2860 if (fr == topframe)
|
|
2861 goto end;
|
|
2862 if (left)
|
|
2863 nfr = fr->fr_prev;
|
|
2864 else
|
|
2865 nfr = fr->fr_next;
|
|
2866 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL)
|
|
2867 break;
|
|
2868 fr = fr->fr_parent;
|
|
2869 }
|
|
2870
|
|
2871 /*
|
|
2872 * Now go downwards to find the leftmost or rightmost frame in it.
|
|
2873 */
|
|
2874 for (;;)
|
|
2875 {
|
|
2876 if (nfr->fr_layout == FR_LEAF)
|
|
2877 {
|
|
2878 foundfr = nfr;
|
|
2879 break;
|
|
2880 }
|
|
2881 fr = nfr->fr_child;
|
|
2882 if (nfr->fr_layout == FR_COL)
|
|
2883 {
|
|
2884 /* Find the frame at the cursor row. */
|
|
2885 while (fr->fr_next != NULL
|
|
2886 && frame2win(fr)->w_winrow + fr->fr_height
|
|
2887 <= curwin->w_winrow + curwin->w_wrow)
|
|
2888 fr = fr->fr_next;
|
|
2889 }
|
|
2890 if (nfr->fr_layout == FR_ROW && left)
|
|
2891 while (fr->fr_next != NULL)
|
|
2892 fr = fr->fr_next;
|
|
2893 nfr = fr;
|
|
2894 }
|
|
2895 }
|
|
2896 end:
|
|
2897 if (foundfr != NULL)
|
|
2898 win_goto(foundfr->fr_win);
|
|
2899 }
|
|
2900 #endif
|
|
2901
|
|
2902 /*
|
|
2903 * Make window "wp" the current window.
|
|
2904 */
|
|
2905 void
|
|
2906 win_enter(wp, undo_sync)
|
|
2907 win_T *wp;
|
|
2908 int undo_sync;
|
|
2909 {
|
|
2910 win_enter_ext(wp, undo_sync, FALSE);
|
|
2911 }
|
|
2912
|
|
2913 /*
|
|
2914 * Make window wp the current window.
|
|
2915 * Can be called with "curwin_invalid" TRUE, which means that curwin has just
|
|
2916 * been closed and isn't valid.
|
|
2917 */
|
|
2918 static void
|
|
2919 win_enter_ext(wp, undo_sync, curwin_invalid)
|
|
2920 win_T *wp;
|
|
2921 int undo_sync;
|
|
2922 int curwin_invalid;
|
|
2923 {
|
|
2924 #ifdef FEAT_AUTOCMD
|
|
2925 int other_buffer = FALSE;
|
|
2926 #endif
|
|
2927
|
|
2928 if (wp == curwin && !curwin_invalid) /* nothing to do */
|
|
2929 return;
|
|
2930
|
|
2931 #ifdef FEAT_AUTOCMD
|
|
2932 if (!curwin_invalid)
|
|
2933 {
|
|
2934 /*
|
|
2935 * Be careful: If autocommands delete the window, return now.
|
|
2936 */
|
|
2937 if (wp->w_buffer != curbuf)
|
|
2938 {
|
|
2939 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2940 other_buffer = TRUE;
|
|
2941 if (!win_valid(wp))
|
|
2942 return;
|
|
2943 }
|
|
2944 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2945 if (!win_valid(wp))
|
|
2946 return;
|
|
2947 # ifdef FEAT_EVAL
|
|
2948 /* autocmds may abort script processing */
|
|
2949 if (aborting())
|
|
2950 return;
|
|
2951 # endif
|
|
2952 }
|
|
2953 #endif
|
|
2954
|
|
2955 /* sync undo before leaving the current buffer */
|
|
2956 if (undo_sync && curbuf != wp->w_buffer)
|
|
2957 u_sync();
|
|
2958 /* may have to copy the buffer options when 'cpo' contains 'S' */
|
|
2959 if (wp->w_buffer != curbuf)
|
|
2960 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP);
|
|
2961 if (!curwin_invalid)
|
|
2962 {
|
|
2963 prevwin = curwin; /* remember for CTRL-W p */
|
|
2964 curwin->w_redr_status = TRUE;
|
|
2965 }
|
|
2966 curwin = wp;
|
|
2967 curbuf = wp->w_buffer;
|
|
2968 check_cursor();
|
|
2969 #ifdef FEAT_VIRTUALEDIT
|
|
2970 if (!virtual_active())
|
|
2971 curwin->w_cursor.coladd = 0;
|
|
2972 #endif
|
|
2973 changed_line_abv_curs(); /* assume cursor position needs updating */
|
|
2974
|
|
2975 if (curwin->w_localdir != NULL)
|
|
2976 {
|
|
2977 /* Window has a local directory: Save current directory as global
|
|
2978 * directory (unless that was done already) and change to the local
|
|
2979 * directory. */
|
|
2980 if (globaldir == NULL)
|
|
2981 {
|
|
2982 char_u cwd[MAXPATHL];
|
|
2983
|
|
2984 if (mch_dirname(cwd, MAXPATHL) == OK)
|
|
2985 globaldir = vim_strsave(cwd);
|
|
2986 }
|
|
2987 mch_chdir((char *)curwin->w_localdir);
|
|
2988 shorten_fnames(TRUE);
|
|
2989 }
|
|
2990 else if (globaldir != NULL)
|
|
2991 {
|
|
2992 /* Window doesn't have a local directory and we are not in the global
|
|
2993 * directory: Change to the global directory. */
|
|
2994 mch_chdir((char *)globaldir);
|
|
2995 vim_free(globaldir);
|
|
2996 globaldir = NULL;
|
|
2997 shorten_fnames(TRUE);
|
|
2998 }
|
|
2999
|
|
3000 #ifdef FEAT_AUTOCMD
|
|
3001 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf);
|
|
3002 if (other_buffer)
|
|
3003 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
3004 #endif
|
|
3005
|
|
3006 #ifdef FEAT_TITLE
|
|
3007 maketitle();
|
|
3008 #endif
|
|
3009 curwin->w_redr_status = TRUE;
|
|
3010 if (restart_edit)
|
|
3011 redraw_later(VALID); /* causes status line redraw */
|
|
3012
|
|
3013 /* set window height to desired minimal value */
|
|
3014 if (curwin->w_height < p_wh && !curwin->w_p_wfh)
|
|
3015 win_setheight((int)p_wh);
|
|
3016 else if (curwin->w_height == 0)
|
|
3017 win_setheight(1);
|
|
3018
|
|
3019 #ifdef FEAT_VERTSPLIT
|
|
3020 /* set window width to desired minimal value */
|
|
3021 if (curwin->w_width < p_wiw)
|
|
3022 win_setwidth((int)p_wiw);
|
|
3023 #endif
|
|
3024
|
|
3025 #ifdef FEAT_MOUSE
|
|
3026 setmouse(); /* in case jumped to/from help buffer */
|
|
3027 #endif
|
|
3028
|
|
3029 #if defined(FEAT_NETBEANS_INTG) || defined(FEAT_SUN_WORKSHOP)
|
|
3030 /* Change directories when the acd option is set on and after
|
|
3031 * switching windows. */
|
|
3032 if (p_acd && curbuf->b_ffname != NULL
|
|
3033 && vim_chdirfile(curbuf->b_ffname) == OK)
|
|
3034 shorten_fnames(TRUE);
|
|
3035 #endif
|
|
3036 }
|
|
3037
|
|
3038 #endif /* FEAT_WINDOWS */
|
|
3039
|
|
3040 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO)
|
|
3041 /*
|
|
3042 * Jump to the first open window that contains buffer buf if one exists
|
|
3043 * TODO: Alternatively jump to last open window? Dependent from 'splitbelow'?
|
|
3044 * Returns pointer to window if it exists, otherwise NULL.
|
|
3045 */
|
|
3046 win_T *
|
|
3047 buf_jump_open_win(buf)
|
|
3048 buf_T *buf;
|
|
3049 {
|
|
3050 # ifdef FEAT_WINDOWS
|
|
3051 win_T *wp;
|
|
3052
|
|
3053 for (wp = firstwin; wp; wp = wp->w_next)
|
|
3054 if (wp->w_buffer == buf)
|
|
3055 break;
|
|
3056 if (wp != NULL)
|
|
3057 win_enter(wp, FALSE);
|
|
3058 return wp;
|
|
3059 # else
|
|
3060 if (curwin->w_buffer == buf)
|
|
3061 return curwin;
|
|
3062 return NULL;
|
|
3063 # endif
|
|
3064 }
|
|
3065 #endif
|
|
3066
|
|
3067 /*
|
|
3068 * allocate a window structure and link it in the window list
|
|
3069 */
|
|
3070 /*ARGSUSED*/
|
|
3071 static win_T *
|
|
3072 win_alloc(after)
|
|
3073 win_T *after;
|
|
3074 {
|
|
3075 win_T *newwin;
|
|
3076
|
|
3077 /*
|
|
3078 * allocate window structure and linesizes arrays
|
|
3079 */
|
|
3080 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T));
|
|
3081 if (newwin != NULL && win_alloc_lines(newwin) == FAIL)
|
|
3082 {
|
|
3083 vim_free(newwin);
|
|
3084 newwin = NULL;
|
|
3085 }
|
|
3086
|
|
3087 if (newwin != NULL)
|
|
3088 {
|
|
3089 /*
|
|
3090 * link the window in the window list
|
|
3091 */
|
|
3092 #ifdef FEAT_WINDOWS
|
|
3093 win_append(after, newwin);
|
|
3094 #endif
|
|
3095 #ifdef FEAT_VERTSPLIT
|
|
3096 newwin->w_wincol = 0;
|
|
3097 newwin->w_width = Columns;
|
|
3098 #endif
|
|
3099
|
|
3100 /* position the display and the cursor at the top of the file. */
|
|
3101 newwin->w_topline = 1;
|
|
3102 #ifdef FEAT_DIFF
|
|
3103 newwin->w_topfill = 0;
|
|
3104 #endif
|
|
3105 newwin->w_botline = 2;
|
|
3106 newwin->w_cursor.lnum = 1;
|
|
3107 #ifdef FEAT_SCROLLBIND
|
|
3108 newwin->w_scbind_pos = 1;
|
|
3109 #endif
|
|
3110
|
|
3111 /* We won't calculate w_fraction until resizing the window */
|
|
3112 newwin->w_fraction = 0;
|
|
3113 newwin->w_prev_fraction_row = -1;
|
|
3114
|
|
3115 #ifdef FEAT_GUI
|
|
3116 if (gui.in_use)
|
|
3117 {
|
|
3118 out_flush();
|
|
3119 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT],
|
|
3120 SBAR_LEFT, newwin);
|
|
3121 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT],
|
|
3122 SBAR_RIGHT, newwin);
|
|
3123 }
|
|
3124 #endif
|
|
3125 #ifdef FEAT_EVAL
|
126
|
3126 /* init w: variables */
|
|
3127 init_var_dict(&newwin->w_vars, &newwin->w_winvar);
|
7
|
3128 #endif
|
|
3129 #ifdef FEAT_FOLDING
|
|
3130 foldInitWin(newwin);
|
|
3131 #endif
|
|
3132 }
|
|
3133 return newwin;
|
|
3134 }
|
|
3135
|
|
3136 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3137
|
|
3138 /*
|
|
3139 * remove window 'wp' from the window list and free the structure
|
|
3140 */
|
|
3141 static void
|
|
3142 win_free(wp)
|
|
3143 win_T *wp;
|
|
3144 {
|
|
3145 int i;
|
|
3146
|
14
|
3147 #ifdef FEAT_MZSCHEME
|
|
3148 mzscheme_window_free(wp);
|
|
3149 #endif
|
|
3150
|
7
|
3151 #ifdef FEAT_PERL
|
|
3152 perl_win_free(wp);
|
|
3153 #endif
|
|
3154
|
|
3155 #ifdef FEAT_PYTHON
|
|
3156 python_window_free(wp);
|
|
3157 #endif
|
|
3158
|
|
3159 #ifdef FEAT_TCL
|
|
3160 tcl_window_free(wp);
|
|
3161 #endif
|
|
3162
|
|
3163 #ifdef FEAT_RUBY
|
|
3164 ruby_window_free(wp);
|
|
3165 #endif
|
|
3166
|
|
3167 clear_winopt(&wp->w_onebuf_opt);
|
|
3168 clear_winopt(&wp->w_allbuf_opt);
|
|
3169
|
|
3170 #ifdef FEAT_EVAL
|
126
|
3171 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */
|
7
|
3172 #endif
|
|
3173
|
|
3174 if (prevwin == wp)
|
|
3175 prevwin = NULL;
|
|
3176 win_free_lsize(wp);
|
|
3177
|
|
3178 for (i = 0; i < wp->w_tagstacklen; ++i)
|
|
3179 vim_free(wp->w_tagstack[i].tagname);
|
|
3180
|
|
3181 vim_free(wp->w_localdir);
|
|
3182 #ifdef FEAT_SEARCH_EXTRA
|
|
3183 vim_free(wp->w_match.regprog);
|
|
3184 #endif
|
|
3185 #ifdef FEAT_JUMPLIST
|
|
3186 free_jumplist(wp);
|
|
3187 #endif
|
|
3188
|
643
|
3189 #ifdef FEAT_QUICKFIX
|
|
3190 qf_free_all(wp);
|
|
3191 #endif
|
|
3192
|
7
|
3193 #ifdef FEAT_GUI
|
|
3194 if (gui.in_use)
|
|
3195 {
|
|
3196 out_flush();
|
|
3197 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]);
|
|
3198 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]);
|
|
3199 }
|
|
3200 #endif /* FEAT_GUI */
|
|
3201
|
|
3202 win_remove(wp);
|
|
3203 vim_free(wp);
|
|
3204 }
|
|
3205
|
|
3206 /*
|
|
3207 * Append window "wp" in the window list after window "after".
|
|
3208 */
|
|
3209 static void
|
|
3210 win_append(after, wp)
|
|
3211 win_T *after, *wp;
|
|
3212 {
|
|
3213 win_T *before;
|
|
3214
|
|
3215 if (after == NULL) /* after NULL is in front of the first */
|
|
3216 before = firstwin;
|
|
3217 else
|
|
3218 before = after->w_next;
|
|
3219
|
|
3220 wp->w_next = before;
|
|
3221 wp->w_prev = after;
|
|
3222 if (after == NULL)
|
|
3223 firstwin = wp;
|
|
3224 else
|
|
3225 after->w_next = wp;
|
|
3226 if (before == NULL)
|
|
3227 lastwin = wp;
|
|
3228 else
|
|
3229 before->w_prev = wp;
|
|
3230 }
|
|
3231
|
|
3232 /*
|
|
3233 * Remove a window from the window list.
|
|
3234 */
|
|
3235 static void
|
|
3236 win_remove(wp)
|
|
3237 win_T *wp;
|
|
3238 {
|
|
3239 if (wp->w_prev != NULL)
|
|
3240 wp->w_prev->w_next = wp->w_next;
|
|
3241 else
|
|
3242 firstwin = wp->w_next;
|
|
3243 if (wp->w_next != NULL)
|
|
3244 wp->w_next->w_prev = wp->w_prev;
|
|
3245 else
|
|
3246 lastwin = wp->w_prev;
|
|
3247 }
|
|
3248
|
|
3249 /*
|
|
3250 * Append frame "frp" in a frame list after frame "after".
|
|
3251 */
|
|
3252 static void
|
|
3253 frame_append(after, frp)
|
|
3254 frame_T *after, *frp;
|
|
3255 {
|
|
3256 frp->fr_next = after->fr_next;
|
|
3257 after->fr_next = frp;
|
|
3258 if (frp->fr_next != NULL)
|
|
3259 frp->fr_next->fr_prev = frp;
|
|
3260 frp->fr_prev = after;
|
|
3261 }
|
|
3262
|
|
3263 /*
|
|
3264 * Insert frame "frp" in a frame list before frame "before".
|
|
3265 */
|
|
3266 static void
|
|
3267 frame_insert(before, frp)
|
|
3268 frame_T *before, *frp;
|
|
3269 {
|
|
3270 frp->fr_next = before;
|
|
3271 frp->fr_prev = before->fr_prev;
|
|
3272 before->fr_prev = frp;
|
|
3273 if (frp->fr_prev != NULL)
|
|
3274 frp->fr_prev->fr_next = frp;
|
|
3275 else
|
|
3276 frp->fr_parent->fr_child = frp;
|
|
3277 }
|
|
3278
|
|
3279 /*
|
|
3280 * Remove a frame from a frame list.
|
|
3281 */
|
|
3282 static void
|
|
3283 frame_remove(frp)
|
|
3284 frame_T *frp;
|
|
3285 {
|
|
3286 if (frp->fr_prev != NULL)
|
|
3287 frp->fr_prev->fr_next = frp->fr_next;
|
|
3288 else
|
|
3289 frp->fr_parent->fr_child = frp->fr_next;
|
|
3290 if (frp->fr_next != NULL)
|
|
3291 frp->fr_next->fr_prev = frp->fr_prev;
|
|
3292 }
|
|
3293
|
|
3294 #endif /* FEAT_WINDOWS */
|
|
3295
|
|
3296 /*
|
|
3297 * Allocate w_lines[] for window "wp".
|
|
3298 * Return FAIL for failure, OK for success.
|
|
3299 */
|
|
3300 int
|
|
3301 win_alloc_lines(wp)
|
|
3302 win_T *wp;
|
|
3303 {
|
|
3304 wp->w_lines_valid = 0;
|
|
3305 wp->w_lines = (wline_T *)alloc((unsigned)(Rows * sizeof(wline_T)));
|
|
3306 if (wp->w_lines == NULL)
|
|
3307 return FAIL;
|
|
3308 return OK;
|
|
3309 }
|
|
3310
|
|
3311 /*
|
|
3312 * free lsize arrays for a window
|
|
3313 */
|
|
3314 void
|
|
3315 win_free_lsize(wp)
|
|
3316 win_T *wp;
|
|
3317 {
|
|
3318 vim_free(wp->w_lines);
|
|
3319 wp->w_lines = NULL;
|
|
3320 }
|
|
3321
|
|
3322 /*
|
|
3323 * Called from win_new_shellsize() after Rows changed.
|
|
3324 */
|
|
3325 void
|
|
3326 shell_new_rows()
|
|
3327 {
|
|
3328 int h = (int)(Rows - p_ch);
|
|
3329
|
|
3330 if (firstwin == NULL) /* not initialized yet */
|
|
3331 return;
|
|
3332 #ifdef FEAT_WINDOWS
|
|
3333 if (h < frame_minheight(topframe, NULL))
|
|
3334 h = frame_minheight(topframe, NULL);
|
|
3335 /* First try setting the heights of windows without 'winfixheight'. If
|
|
3336 * that doesn't result in the right height, forget about that option. */
|
|
3337 frame_new_height(topframe, h, FALSE, TRUE);
|
|
3338 if (topframe->fr_height != h)
|
|
3339 frame_new_height(topframe, h, FALSE, FALSE);
|
|
3340
|
|
3341 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3342 #else
|
|
3343 if (h < 1)
|
|
3344 h = 1;
|
|
3345 win_new_height(firstwin, h);
|
|
3346 #endif
|
|
3347 compute_cmdrow();
|
170
|
3348 #ifdef FEAT_WINDOWS
|
|
3349 p_ch_used = p_ch;
|
|
3350 #endif
|
|
3351
|
7
|
3352 #if 0
|
|
3353 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3354 if (p_ea)
|
|
3355 win_equal(curwin, FALSE, 'v');
|
|
3356 #endif
|
|
3357 }
|
|
3358
|
|
3359 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
3360 /*
|
|
3361 * Called from win_new_shellsize() after Columns changed.
|
|
3362 */
|
|
3363 void
|
|
3364 shell_new_columns()
|
|
3365 {
|
|
3366 if (firstwin == NULL) /* not initialized yet */
|
|
3367 return;
|
|
3368 frame_new_width(topframe, (int)Columns, FALSE);
|
|
3369 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3370 #if 0
|
|
3371 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3372 if (p_ea)
|
|
3373 win_equal(curwin, FALSE, 'h');
|
|
3374 #endif
|
|
3375 }
|
|
3376 #endif
|
|
3377
|
|
3378 #if defined(FEAT_CMDWIN) || defined(PROTO)
|
|
3379 /*
|
|
3380 * Save the size of all windows in "gap".
|
|
3381 */
|
|
3382 void
|
|
3383 win_size_save(gap)
|
|
3384 garray_T *gap;
|
|
3385
|
|
3386 {
|
|
3387 win_T *wp;
|
|
3388
|
|
3389 ga_init2(gap, (int)sizeof(int), 1);
|
|
3390 if (ga_grow(gap, win_count() * 2) == OK)
|
|
3391 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3392 {
|
|
3393 ((int *)gap->ga_data)[gap->ga_len++] =
|
|
3394 wp->w_width + wp->w_vsep_width;
|
|
3395 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height;
|
|
3396 }
|
|
3397 }
|
|
3398
|
|
3399 /*
|
|
3400 * Restore window sizes, but only if the number of windows is still the same.
|
|
3401 * Does not free the growarray.
|
|
3402 */
|
|
3403 void
|
|
3404 win_size_restore(gap)
|
|
3405 garray_T *gap;
|
|
3406 {
|
|
3407 win_T *wp;
|
|
3408 int i;
|
|
3409
|
|
3410 if (win_count() * 2 == gap->ga_len)
|
|
3411 {
|
|
3412 i = 0;
|
|
3413 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3414 {
|
|
3415 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]);
|
|
3416 win_setheight_win(((int *)gap->ga_data)[i++], wp);
|
|
3417 }
|
|
3418 /* recompute the window positions */
|
|
3419 (void)win_comp_pos();
|
|
3420 }
|
|
3421 }
|
|
3422 #endif /* FEAT_CMDWIN */
|
|
3423
|
|
3424 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3425 /*
|
|
3426 * Update the position for all windows, using the width and height of the
|
|
3427 * frames.
|
|
3428 * Returns the row just after the last window.
|
|
3429 */
|
|
3430 static int
|
|
3431 win_comp_pos()
|
|
3432 {
|
|
3433 int row = 0;
|
|
3434 int col = 0;
|
|
3435
|
|
3436 frame_comp_pos(topframe, &row, &col);
|
|
3437 return row;
|
|
3438 }
|
|
3439
|
|
3440 /*
|
|
3441 * Update the position of the windows in frame "topfrp", using the width and
|
|
3442 * height of the frames.
|
|
3443 * "*row" and "*col" are the top-left position of the frame. They are updated
|
|
3444 * to the bottom-right position plus one.
|
|
3445 */
|
|
3446 static void
|
|
3447 frame_comp_pos(topfrp, row, col)
|
|
3448 frame_T *topfrp;
|
|
3449 int *row;
|
|
3450 int *col;
|
|
3451 {
|
|
3452 win_T *wp;
|
|
3453 frame_T *frp;
|
|
3454 #ifdef FEAT_VERTSPLIT
|
|
3455 int startcol;
|
|
3456 int startrow;
|
|
3457 #endif
|
|
3458
|
|
3459 wp = topfrp->fr_win;
|
|
3460 if (wp != NULL)
|
|
3461 {
|
|
3462 if (wp->w_winrow != *row
|
|
3463 #ifdef FEAT_VERTSPLIT
|
|
3464 || wp->w_wincol != *col
|
|
3465 #endif
|
|
3466 )
|
|
3467 {
|
|
3468 /* position changed, redraw */
|
|
3469 wp->w_winrow = *row;
|
|
3470 #ifdef FEAT_VERTSPLIT
|
|
3471 wp->w_wincol = *col;
|
|
3472 #endif
|
|
3473 redraw_win_later(wp, NOT_VALID);
|
|
3474 wp->w_redr_status = TRUE;
|
|
3475 }
|
|
3476 *row += wp->w_height + wp->w_status_height;
|
|
3477 #ifdef FEAT_VERTSPLIT
|
|
3478 *col += wp->w_width + wp->w_vsep_width;
|
|
3479 #endif
|
|
3480 }
|
|
3481 else
|
|
3482 {
|
|
3483 #ifdef FEAT_VERTSPLIT
|
|
3484 startrow = *row;
|
|
3485 startcol = *col;
|
|
3486 #endif
|
|
3487 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
3488 {
|
|
3489 #ifdef FEAT_VERTSPLIT
|
|
3490 if (topfrp->fr_layout == FR_ROW)
|
|
3491 *row = startrow; /* all frames are at the same row */
|
|
3492 else
|
|
3493 *col = startcol; /* all frames are at the same col */
|
|
3494 #endif
|
|
3495 frame_comp_pos(frp, row, col);
|
|
3496 }
|
|
3497 }
|
|
3498 }
|
|
3499
|
|
3500 #endif /* FEAT_WINDOWS */
|
|
3501
|
|
3502 /*
|
|
3503 * Set current window height and take care of repositioning other windows to
|
|
3504 * fit around it.
|
|
3505 */
|
|
3506 void
|
|
3507 win_setheight(height)
|
|
3508 int height;
|
|
3509 {
|
|
3510 win_setheight_win(height, curwin);
|
|
3511 }
|
|
3512
|
|
3513 /*
|
|
3514 * Set the window height of window "win" and take care of repositioning other
|
|
3515 * windows to fit around it.
|
|
3516 */
|
|
3517 void
|
|
3518 win_setheight_win(height, win)
|
|
3519 int height;
|
|
3520 win_T *win;
|
|
3521 {
|
|
3522 int row;
|
|
3523
|
|
3524 if (win == curwin)
|
|
3525 {
|
|
3526 /* Always keep current window at least one line high, even when
|
|
3527 * 'winminheight' is zero. */
|
|
3528 #ifdef FEAT_WINDOWS
|
|
3529 if (height < p_wmh)
|
|
3530 height = p_wmh;
|
|
3531 #endif
|
|
3532 if (height == 0)
|
|
3533 height = 1;
|
|
3534 }
|
|
3535
|
|
3536 #ifdef FEAT_WINDOWS
|
|
3537 frame_setheight(win->w_frame, height + win->w_status_height);
|
|
3538
|
|
3539 /* recompute the window positions */
|
|
3540 row = win_comp_pos();
|
|
3541 #else
|
|
3542 if (height > topframe->fr_height)
|
|
3543 height = topframe->fr_height;
|
|
3544 win->w_height = height;
|
|
3545 row = height;
|
|
3546 #endif
|
|
3547
|
|
3548 /*
|
|
3549 * If there is extra space created between the last window and the command
|
|
3550 * line, clear it.
|
|
3551 */
|
|
3552 if (full_screen && msg_scrolled == 0 && row < cmdline_row)
|
|
3553 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
3554 cmdline_row = row;
|
|
3555 msg_row = row;
|
|
3556 msg_col = 0;
|
|
3557
|
|
3558 redraw_all_later(NOT_VALID);
|
|
3559 }
|
|
3560
|
|
3561 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3562
|
|
3563 /*
|
|
3564 * Set the height of a frame to "height" and take care that all frames and
|
|
3565 * windows inside it are resized. Also resize frames on the left and right if
|
|
3566 * the are in the same FR_ROW frame.
|
|
3567 *
|
|
3568 * Strategy:
|
|
3569 * If the frame is part of a FR_COL frame, try fitting the frame in that
|
|
3570 * frame. If that doesn't work (the FR_COL frame is too small), recursively
|
|
3571 * go to containing frames to resize them and make room.
|
|
3572 * If the frame is part of a FR_ROW frame, all frames must be resized as well.
|
|
3573 * Check for the minimal height of the FR_ROW frame.
|
|
3574 * At the top level we can also use change the command line height.
|
|
3575 */
|
|
3576 static void
|
|
3577 frame_setheight(curfrp, height)
|
|
3578 frame_T *curfrp;
|
|
3579 int height;
|
|
3580 {
|
|
3581 int room; /* total number of lines available */
|
|
3582 int take; /* number of lines taken from other windows */
|
|
3583 int room_cmdline; /* lines available from cmdline */
|
|
3584 int run;
|
|
3585 frame_T *frp;
|
|
3586 int h;
|
|
3587 int room_reserved;
|
|
3588
|
|
3589 /* If the height already is the desired value, nothing to do. */
|
|
3590 if (curfrp->fr_height == height)
|
|
3591 return;
|
|
3592
|
|
3593 if (curfrp->fr_parent == NULL)
|
|
3594 {
|
|
3595 /* topframe: can only change the command line */
|
|
3596 if (height > Rows - p_ch)
|
|
3597 height = Rows - p_ch;
|
|
3598 if (height > 0)
|
|
3599 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
3600 }
|
|
3601 else if (curfrp->fr_parent->fr_layout == FR_ROW)
|
|
3602 {
|
|
3603 /* Row of frames: Also need to resize frames left and right of this
|
|
3604 * one. First check for the minimal height of these. */
|
|
3605 h = frame_minheight(curfrp->fr_parent, NULL);
|
|
3606 if (height < h)
|
|
3607 height = h;
|
|
3608 frame_setheight(curfrp->fr_parent, height);
|
|
3609 }
|
|
3610 else
|
|
3611 {
|
|
3612 /*
|
|
3613 * Column of frames: try to change only frames in this column.
|
|
3614 */
|
|
3615 #ifdef FEAT_VERTSPLIT
|
|
3616 /*
|
|
3617 * Do this twice:
|
|
3618 * 1: compute room available, if it's not enough try resizing the
|
|
3619 * containing frame.
|
|
3620 * 2: compute the room available and adjust the height to it.
|
|
3621 * Try not to reduce the height of a window with 'winfixheight' set.
|
|
3622 */
|
|
3623 for (run = 1; run <= 2; ++run)
|
|
3624 #else
|
|
3625 for (;;)
|
|
3626 #endif
|
|
3627 {
|
|
3628 room = 0;
|
|
3629 room_reserved = 0;
|
|
3630 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
3631 frp = frp->fr_next)
|
|
3632 {
|
|
3633 if (frp != curfrp
|
|
3634 && frp->fr_win != NULL
|
|
3635 && frp->fr_win->w_p_wfh)
|
|
3636 room_reserved += frp->fr_height;
|
|
3637 room += frp->fr_height;
|
|
3638 if (frp != curfrp)
|
|
3639 room -= frame_minheight(frp, NULL);
|
|
3640 }
|
|
3641 #ifdef FEAT_VERTSPLIT
|
|
3642 if (curfrp->fr_width != Columns)
|
|
3643 room_cmdline = 0;
|
|
3644 else
|
|
3645 #endif
|
|
3646 {
|
|
3647 room_cmdline = Rows - p_ch - (lastwin->w_winrow
|
|
3648 + lastwin->w_height + lastwin->w_status_height);
|
|
3649 if (room_cmdline < 0)
|
|
3650 room_cmdline = 0;
|
|
3651 }
|
|
3652
|
|
3653 if (height <= room + room_cmdline)
|
|
3654 break;
|
|
3655 #ifdef FEAT_VERTSPLIT
|
|
3656 if (run == 2 || curfrp->fr_width == Columns)
|
|
3657 #endif
|
|
3658 {
|
|
3659 if (height > room + room_cmdline)
|
|
3660 height = room + room_cmdline;
|
|
3661 break;
|
|
3662 }
|
|
3663 #ifdef FEAT_VERTSPLIT
|
|
3664 frame_setheight(curfrp->fr_parent, height
|
|
3665 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1);
|
|
3666 #endif
|
|
3667 /*NOTREACHED*/
|
|
3668 }
|
|
3669
|
|
3670 /*
|
|
3671 * Compute the number of lines we will take from others frames (can be
|
|
3672 * negative!).
|
|
3673 */
|
|
3674 take = height - curfrp->fr_height;
|
|
3675
|
|
3676 /* If there is not enough room, also reduce the height of a window
|
|
3677 * with 'winfixheight' set. */
|
|
3678 if (height > room + room_cmdline - room_reserved)
|
|
3679 room_reserved = room + room_cmdline - height;
|
|
3680 /* If there is only a 'winfixheight' window and making the
|
|
3681 * window smaller, need to make the other window taller. */
|
|
3682 if (take < 0 && room - curfrp->fr_height < room_reserved)
|
|
3683 room_reserved = 0;
|
|
3684
|
|
3685 if (take > 0 && room_cmdline > 0)
|
|
3686 {
|
|
3687 /* use lines from cmdline first */
|
|
3688 if (take < room_cmdline)
|
|
3689 room_cmdline = take;
|
|
3690 take -= room_cmdline;
|
|
3691 topframe->fr_height += room_cmdline;
|
|
3692 }
|
|
3693
|
|
3694 /*
|
|
3695 * set the current frame to the new height
|
|
3696 */
|
|
3697 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
3698
|
|
3699 /*
|
|
3700 * First take lines from the frames after the current frame. If
|
|
3701 * that is not enough, takes lines from frames above the current
|
|
3702 * frame.
|
|
3703 */
|
|
3704 for (run = 0; run < 2; ++run)
|
|
3705 {
|
|
3706 if (run == 0)
|
|
3707 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
3708 else
|
|
3709 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
3710 while (frp != NULL && take != 0)
|
|
3711 {
|
|
3712 h = frame_minheight(frp, NULL);
|
|
3713 if (room_reserved > 0
|
|
3714 && frp->fr_win != NULL
|
|
3715 && frp->fr_win->w_p_wfh)
|
|
3716 {
|
|
3717 if (room_reserved >= frp->fr_height)
|
|
3718 room_reserved -= frp->fr_height;
|
|
3719 else
|
|
3720 {
|
|
3721 if (frp->fr_height - room_reserved > take)
|
|
3722 room_reserved = frp->fr_height - take;
|
|
3723 take -= frp->fr_height - room_reserved;
|
|
3724 frame_new_height(frp, room_reserved, FALSE, FALSE);
|
|
3725 room_reserved = 0;
|
|
3726 }
|
|
3727 }
|
|
3728 else
|
|
3729 {
|
|
3730 if (frp->fr_height - take < h)
|
|
3731 {
|
|
3732 take -= frp->fr_height - h;
|
|
3733 frame_new_height(frp, h, FALSE, FALSE);
|
|
3734 }
|
|
3735 else
|
|
3736 {
|
|
3737 frame_new_height(frp, frp->fr_height - take,
|
|
3738 FALSE, FALSE);
|
|
3739 take = 0;
|
|
3740 }
|
|
3741 }
|
|
3742 if (run == 0)
|
|
3743 frp = frp->fr_next;
|
|
3744 else
|
|
3745 frp = frp->fr_prev;
|
|
3746 }
|
|
3747 }
|
|
3748 }
|
|
3749 }
|
|
3750
|
|
3751 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
3752 /*
|
|
3753 * Set current window width and take care of repositioning other windows to
|
|
3754 * fit around it.
|
|
3755 */
|
|
3756 void
|
|
3757 win_setwidth(width)
|
|
3758 int width;
|
|
3759 {
|
|
3760 win_setwidth_win(width, curwin);
|
|
3761 }
|
|
3762
|
|
3763 void
|
|
3764 win_setwidth_win(width, wp)
|
|
3765 int width;
|
|
3766 win_T *wp;
|
|
3767 {
|
|
3768 /* Always keep current window at least one column wide, even when
|
|
3769 * 'winminwidth' is zero. */
|
|
3770 if (wp == curwin)
|
|
3771 {
|
|
3772 if (width < p_wmw)
|
|
3773 width = p_wmw;
|
|
3774 if (width == 0)
|
|
3775 width = 1;
|
|
3776 }
|
|
3777
|
|
3778 frame_setwidth(wp->w_frame, width + wp->w_vsep_width);
|
|
3779
|
|
3780 /* recompute the window positions */
|
|
3781 (void)win_comp_pos();
|
|
3782
|
|
3783 redraw_all_later(NOT_VALID);
|
|
3784 }
|
|
3785
|
|
3786 /*
|
|
3787 * Set the width of a frame to "width" and take care that all frames and
|
|
3788 * windows inside it are resized. Also resize frames above and below if the
|
|
3789 * are in the same FR_ROW frame.
|
|
3790 *
|
|
3791 * Strategy is similar to frame_setheight().
|
|
3792 */
|
|
3793 static void
|
|
3794 frame_setwidth(curfrp, width)
|
|
3795 frame_T *curfrp;
|
|
3796 int width;
|
|
3797 {
|
|
3798 int room; /* total number of lines available */
|
|
3799 int take; /* number of lines taken from other windows */
|
|
3800 int run;
|
|
3801 frame_T *frp;
|
|
3802 int w;
|
|
3803
|
|
3804 /* If the width already is the desired value, nothing to do. */
|
|
3805 if (curfrp->fr_width == width)
|
|
3806 return;
|
|
3807
|
|
3808 if (curfrp->fr_parent == NULL)
|
|
3809 /* topframe: can't change width */
|
|
3810 return;
|
|
3811
|
|
3812 if (curfrp->fr_parent->fr_layout == FR_COL)
|
|
3813 {
|
|
3814 /* Column of frames: Also need to resize frames above and below of
|
|
3815 * this one. First check for the minimal width of these. */
|
|
3816 w = frame_minwidth(curfrp->fr_parent, NULL);
|
|
3817 if (width < w)
|
|
3818 width = w;
|
|
3819 frame_setwidth(curfrp->fr_parent, width);
|
|
3820 }
|
|
3821 else
|
|
3822 {
|
|
3823 /*
|
|
3824 * Row of frames: try to change only frames in this row.
|
|
3825 *
|
|
3826 * Do this twice:
|
|
3827 * 1: compute room available, if it's not enough try resizing the
|
|
3828 * containing frame.
|
|
3829 * 2: compute the room available and adjust the width to it.
|
|
3830 */
|
|
3831 for (run = 1; run <= 2; ++run)
|
|
3832 {
|
|
3833 room = 0;
|
|
3834 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
3835 frp = frp->fr_next)
|
|
3836 {
|
|
3837 room += frp->fr_width;
|
|
3838 if (frp != curfrp)
|
|
3839 room -= frame_minwidth(frp, NULL);
|
|
3840 }
|
|
3841
|
|
3842 if (width <= room)
|
|
3843 break;
|
|
3844 if (run == 2 || curfrp->fr_height >= Rows - p_ch)
|
|
3845 {
|
|
3846 if (width > room)
|
|
3847 width = room;
|
|
3848 break;
|
|
3849 }
|
|
3850 frame_setwidth(curfrp->fr_parent, width
|
|
3851 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1);
|
|
3852 }
|
|
3853
|
|
3854
|
|
3855 /*
|
|
3856 * Compute the number of lines we will take from others frames (can be
|
|
3857 * negative!).
|
|
3858 */
|
|
3859 take = width - curfrp->fr_width;
|
|
3860
|
|
3861 /*
|
|
3862 * set the current frame to the new width
|
|
3863 */
|
|
3864 frame_new_width(curfrp, width, FALSE);
|
|
3865
|
|
3866 /*
|
|
3867 * First take lines from the frames right of the current frame. If
|
|
3868 * that is not enough, takes lines from frames left of the current
|
|
3869 * frame.
|
|
3870 */
|
|
3871 for (run = 0; run < 2; ++run)
|
|
3872 {
|
|
3873 if (run == 0)
|
|
3874 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
3875 else
|
|
3876 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
3877 while (frp != NULL && take != 0)
|
|
3878 {
|
|
3879 w = frame_minwidth(frp, NULL);
|
|
3880 if (frp->fr_width - take < w)
|
|
3881 {
|
|
3882 take -= frp->fr_width - w;
|
|
3883 frame_new_width(frp, w, FALSE);
|
|
3884 }
|
|
3885 else
|
|
3886 {
|
|
3887 frame_new_width(frp, frp->fr_width - take, FALSE);
|
|
3888 take = 0;
|
|
3889 }
|
|
3890 if (run == 0)
|
|
3891 frp = frp->fr_next;
|
|
3892 else
|
|
3893 frp = frp->fr_prev;
|
|
3894 }
|
|
3895 }
|
|
3896 }
|
|
3897 }
|
|
3898 #endif /* FEAT_VERTSPLIT */
|
|
3899
|
|
3900 /*
|
|
3901 * Check 'winminheight' for a valid value.
|
|
3902 */
|
|
3903 void
|
|
3904 win_setminheight()
|
|
3905 {
|
|
3906 int room;
|
|
3907 int first = TRUE;
|
|
3908 win_T *wp;
|
|
3909
|
|
3910 /* loop until there is a 'winminheight' that is possible */
|
|
3911 while (p_wmh > 0)
|
|
3912 {
|
|
3913 /* TODO: handle vertical splits */
|
|
3914 room = -p_wh;
|
|
3915 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3916 room += wp->w_height - p_wmh;
|
|
3917 if (room >= 0)
|
|
3918 break;
|
|
3919 --p_wmh;
|
|
3920 if (first)
|
|
3921 {
|
|
3922 EMSG(_(e_noroom));
|
|
3923 first = FALSE;
|
|
3924 }
|
|
3925 }
|
|
3926 }
|
|
3927
|
|
3928 #ifdef FEAT_MOUSE
|
|
3929
|
|
3930 /*
|
|
3931 * Status line of dragwin is dragged "offset" lines down (negative is up).
|
|
3932 */
|
|
3933 void
|
|
3934 win_drag_status_line(dragwin, offset)
|
|
3935 win_T *dragwin;
|
|
3936 int offset;
|
|
3937 {
|
|
3938 frame_T *curfr;
|
|
3939 frame_T *fr;
|
|
3940 int room;
|
|
3941 int row;
|
|
3942 int up; /* if TRUE, drag status line up, otherwise down */
|
|
3943 int n;
|
|
3944
|
|
3945 fr = dragwin->w_frame;
|
|
3946 curfr = fr;
|
|
3947 if (fr != topframe) /* more than one window */
|
|
3948 {
|
|
3949 fr = fr->fr_parent;
|
|
3950 /* When the parent frame is not a column of frames, its parent should
|
|
3951 * be. */
|
|
3952 if (fr->fr_layout != FR_COL)
|
|
3953 {
|
|
3954 curfr = fr;
|
|
3955 if (fr != topframe) /* only a row of windows, may drag statusline */
|
|
3956 fr = fr->fr_parent;
|
|
3957 }
|
|
3958 }
|
|
3959
|
|
3960 /* If this is the last frame in a column, may want to resize the parent
|
|
3961 * frame instead (go two up to skip a row of frames). */
|
|
3962 while (curfr != topframe && curfr->fr_next == NULL)
|
|
3963 {
|
|
3964 if (fr != topframe)
|
|
3965 fr = fr->fr_parent;
|
|
3966 curfr = fr;
|
|
3967 if (fr != topframe)
|
|
3968 fr = fr->fr_parent;
|
|
3969 }
|
|
3970
|
|
3971 if (offset < 0) /* drag up */
|
|
3972 {
|
|
3973 up = TRUE;
|
|
3974 offset = -offset;
|
|
3975 /* sum up the room of the current frame and above it */
|
|
3976 if (fr == curfr)
|
|
3977 {
|
|
3978 /* only one window */
|
|
3979 room = fr->fr_height - frame_minheight(fr, NULL);
|
|
3980 }
|
|
3981 else
|
|
3982 {
|
|
3983 room = 0;
|
|
3984 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
3985 {
|
|
3986 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
3987 if (fr == curfr)
|
|
3988 break;
|
|
3989 }
|
|
3990 }
|
|
3991 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
3992 }
|
|
3993 else /* drag down */
|
|
3994 {
|
|
3995 up = FALSE;
|
|
3996 /*
|
|
3997 * Only dragging the last status line can reduce p_ch.
|
|
3998 */
|
|
3999 room = Rows - cmdline_row;
|
|
4000 if (curfr->fr_next == NULL)
|
|
4001 room -= 1;
|
|
4002 else
|
|
4003 room -= p_ch;
|
|
4004 if (room < 0)
|
|
4005 room = 0;
|
|
4006 /* sum up the room of frames below of the current one */
|
|
4007 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
4008 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
4009 fr = curfr; /* put fr at window that grows */
|
|
4010 }
|
|
4011
|
|
4012 if (room < offset) /* Not enough room */
|
|
4013 offset = room; /* Move as far as we can */
|
|
4014 if (offset <= 0)
|
|
4015 return;
|
|
4016
|
|
4017 /*
|
|
4018 * Grow frame fr by "offset" lines.
|
|
4019 * Doesn't happen when dragging the last status line up.
|
|
4020 */
|
|
4021 if (fr != NULL)
|
|
4022 frame_new_height(fr, fr->fr_height + offset, up, FALSE);
|
|
4023
|
|
4024 if (up)
|
|
4025 fr = curfr; /* current frame gets smaller */
|
|
4026 else
|
|
4027 fr = curfr->fr_next; /* next frame gets smaller */
|
|
4028
|
|
4029 /*
|
|
4030 * Now make the other frames smaller.
|
|
4031 */
|
|
4032 while (fr != NULL && offset > 0)
|
|
4033 {
|
|
4034 n = frame_minheight(fr, NULL);
|
|
4035 if (fr->fr_height - offset <= n)
|
|
4036 {
|
|
4037 offset -= fr->fr_height - n;
|
|
4038 frame_new_height(fr, n, !up, FALSE);
|
|
4039 }
|
|
4040 else
|
|
4041 {
|
|
4042 frame_new_height(fr, fr->fr_height - offset, !up, FALSE);
|
|
4043 break;
|
|
4044 }
|
|
4045 if (up)
|
|
4046 fr = fr->fr_prev;
|
|
4047 else
|
|
4048 fr = fr->fr_next;
|
|
4049 }
|
|
4050 row = win_comp_pos();
|
|
4051 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
4052 cmdline_row = row;
|
|
4053 p_ch = Rows - cmdline_row;
|
|
4054 if (p_ch < 1)
|
|
4055 p_ch = 1;
|
|
4056 redraw_all_later(NOT_VALID);
|
|
4057 showmode();
|
|
4058 }
|
|
4059
|
|
4060 #ifdef FEAT_VERTSPLIT
|
|
4061 /*
|
|
4062 * Separator line of dragwin is dragged "offset" lines right (negative is left).
|
|
4063 */
|
|
4064 void
|
|
4065 win_drag_vsep_line(dragwin, offset)
|
|
4066 win_T *dragwin;
|
|
4067 int offset;
|
|
4068 {
|
|
4069 frame_T *curfr;
|
|
4070 frame_T *fr;
|
|
4071 int room;
|
|
4072 int left; /* if TRUE, drag separator line left, otherwise right */
|
|
4073 int n;
|
|
4074
|
|
4075 fr = dragwin->w_frame;
|
|
4076 if (fr == topframe) /* only one window (cannot happe?) */
|
|
4077 return;
|
|
4078 curfr = fr;
|
|
4079 fr = fr->fr_parent;
|
|
4080 /* When the parent frame is not a row of frames, its parent should be. */
|
|
4081 if (fr->fr_layout != FR_ROW)
|
|
4082 {
|
|
4083 if (fr == topframe) /* only a column of windows (cannot happen?) */
|
|
4084 return;
|
|
4085 curfr = fr;
|
|
4086 fr = fr->fr_parent;
|
|
4087 }
|
|
4088
|
|
4089 /* If this is the last frame in a row, may want to resize a parent
|
|
4090 * frame instead. */
|
|
4091 while (curfr->fr_next == NULL)
|
|
4092 {
|
|
4093 if (fr == topframe)
|
|
4094 break;
|
|
4095 curfr = fr;
|
|
4096 fr = fr->fr_parent;
|
|
4097 if (fr != topframe)
|
|
4098 {
|
|
4099 curfr = fr;
|
|
4100 fr = fr->fr_parent;
|
|
4101 }
|
|
4102 }
|
|
4103
|
|
4104 if (offset < 0) /* drag left */
|
|
4105 {
|
|
4106 left = TRUE;
|
|
4107 offset = -offset;
|
|
4108 /* sum up the room of the current frame and left of it */
|
|
4109 room = 0;
|
|
4110 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
4111 {
|
|
4112 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4113 if (fr == curfr)
|
|
4114 break;
|
|
4115 }
|
|
4116 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
4117 }
|
|
4118 else /* drag right */
|
|
4119 {
|
|
4120 left = FALSE;
|
|
4121 /* sum up the room of frames right of the current one */
|
|
4122 room = 0;
|
|
4123 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
4124 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4125 fr = curfr; /* put fr at window that grows */
|
|
4126 }
|
|
4127
|
|
4128 if (room < offset) /* Not enough room */
|
|
4129 offset = room; /* Move as far as we can */
|
|
4130 if (offset <= 0) /* No room at all, quit. */
|
|
4131 return;
|
|
4132
|
|
4133 /* grow frame fr by offset lines */
|
|
4134 frame_new_width(fr, fr->fr_width + offset, left);
|
|
4135
|
|
4136 /* shrink other frames: current and at the left or at the right */
|
|
4137 if (left)
|
|
4138 fr = curfr; /* current frame gets smaller */
|
|
4139 else
|
|
4140 fr = curfr->fr_next; /* next frame gets smaller */
|
|
4141
|
|
4142 while (fr != NULL && offset > 0)
|
|
4143 {
|
|
4144 n = frame_minwidth(fr, NULL);
|
|
4145 if (fr->fr_width - offset <= n)
|
|
4146 {
|
|
4147 offset -= fr->fr_width - n;
|
|
4148 frame_new_width(fr, n, !left);
|
|
4149 }
|
|
4150 else
|
|
4151 {
|
|
4152 frame_new_width(fr, fr->fr_width - offset, !left);
|
|
4153 break;
|
|
4154 }
|
|
4155 if (left)
|
|
4156 fr = fr->fr_prev;
|
|
4157 else
|
|
4158 fr = fr->fr_next;
|
|
4159 }
|
|
4160 (void)win_comp_pos();
|
|
4161 redraw_all_later(NOT_VALID);
|
|
4162 }
|
|
4163 #endif /* FEAT_VERTSPLIT */
|
|
4164 #endif /* FEAT_MOUSE */
|
|
4165
|
|
4166 #endif /* FEAT_WINDOWS */
|
|
4167
|
|
4168 /*
|
|
4169 * Set the height of a window.
|
|
4170 * This takes care of the things inside the window, not what happens to the
|
|
4171 * window position, the frame or to other windows.
|
|
4172 */
|
|
4173 static void
|
|
4174 win_new_height(wp, height)
|
|
4175 win_T *wp;
|
|
4176 int height;
|
|
4177 {
|
|
4178 linenr_T lnum;
|
47
|
4179 linenr_T bot;
|
7
|
4180 int sline, line_size;
|
47
|
4181 int space;
|
|
4182 int did_below = FALSE;
|
7
|
4183 #define FRACTION_MULT 16384L
|
|
4184
|
|
4185 /* Don't want a negative height. Happens when splitting a tiny window.
|
|
4186 * Will equalize heights soon to fix it. */
|
|
4187 if (height < 0)
|
|
4188 height = 0;
|
|
4189
|
|
4190 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0)
|
|
4191 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT
|
|
4192 + FRACTION_MULT / 2) / (long)wp->w_height;
|
|
4193
|
|
4194 wp->w_height = height;
|
|
4195 wp->w_skipcol = 0;
|
|
4196
|
|
4197 /* Don't change w_topline when height is zero. Don't set w_topline when
|
|
4198 * 'scrollbind' is set and this isn't the current window. */
|
|
4199 if (height > 0
|
|
4200 #ifdef FEAT_SCROLLBIND
|
|
4201 && (!wp->w_p_scb || wp == curwin)
|
|
4202 #endif
|
|
4203 )
|
|
4204 {
|
47
|
4205 /*
|
|
4206 * Find a value for w_topline that shows the cursor at the same
|
|
4207 * relative position in the window as before (more or less).
|
|
4208 */
|
7
|
4209 lnum = wp->w_cursor.lnum;
|
|
4210 if (lnum < 1) /* can happen when starting up */
|
|
4211 lnum = 1;
|
|
4212 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT;
|
|
4213 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1;
|
|
4214 sline = wp->w_wrow - line_size;
|
|
4215 if (sline < 0)
|
|
4216 {
|
|
4217 /*
|
|
4218 * Cursor line would go off top of screen if w_wrow was this high.
|
|
4219 */
|
|
4220 wp->w_wrow = line_size;
|
|
4221 }
|
|
4222 else
|
|
4223 {
|
47
|
4224 space = height;
|
|
4225 while (lnum > 1)
|
7
|
4226 {
|
47
|
4227 space -= line_size;
|
|
4228 if (space > 0 && sline <= 0 && !did_below)
|
|
4229 {
|
|
4230 /* Try to use "~" lines below the text to avoid that text
|
|
4231 * is above the window while there are empty lines.
|
|
4232 * Subtract the rows below the cursor from "space" and
|
|
4233 * give the rest to "sline". */
|
|
4234 did_below = TRUE;
|
|
4235 bot = wp->w_cursor.lnum;
|
|
4236 while (space > 0)
|
|
4237 {
|
|
4238 if (wp->w_buffer->b_ml.ml_line_count - bot >= space)
|
|
4239 space = 0;
|
|
4240 else
|
|
4241 {
|
|
4242 #ifdef FEAT_FOLDING
|
|
4243 hasFoldingWin(wp, bot, NULL, &bot, TRUE, NULL);
|
|
4244 #endif
|
|
4245 if (bot >= wp->w_buffer->b_ml.ml_line_count)
|
|
4246 break;
|
|
4247 ++bot;
|
|
4248 space -= plines_win(wp, bot, TRUE);
|
|
4249 }
|
|
4250 }
|
|
4251 if (bot == wp->w_buffer->b_ml.ml_line_count && space > 0)
|
|
4252 sline += space;
|
|
4253 }
|
|
4254 if (sline <= 0)
|
|
4255 break;
|
|
4256
|
7
|
4257 #ifdef FEAT_FOLDING
|
|
4258 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL);
|
|
4259 if (lnum == 1)
|
|
4260 {
|
|
4261 /* first line in buffer is folded */
|
|
4262 line_size = 1;
|
|
4263 --sline;
|
|
4264 break;
|
|
4265 }
|
|
4266 #endif
|
|
4267 --lnum;
|
|
4268 #ifdef FEAT_DIFF
|
|
4269 if (lnum == wp->w_topline)
|
|
4270 line_size = plines_win_nofill(wp, lnum, TRUE)
|
|
4271 + wp->w_topfill;
|
|
4272 else
|
|
4273 #endif
|
|
4274 line_size = plines_win(wp, lnum, TRUE);
|
|
4275 sline -= line_size;
|
|
4276 }
|
47
|
4277
|
7
|
4278 if (sline < 0)
|
|
4279 {
|
|
4280 /*
|
|
4281 * Line we want at top would go off top of screen. Use next
|
|
4282 * line instead.
|
|
4283 */
|
|
4284 #ifdef FEAT_FOLDING
|
|
4285 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL);
|
|
4286 #endif
|
|
4287 lnum++;
|
|
4288 wp->w_wrow -= line_size + sline;
|
|
4289 }
|
|
4290 else if (sline > 0)
|
|
4291 {
|
|
4292 /* First line of file reached, use that as topline. */
|
|
4293 lnum = 1;
|
|
4294 wp->w_wrow -= sline;
|
|
4295 }
|
|
4296 }
|
|
4297 set_topline(wp, lnum);
|
|
4298 }
|
|
4299
|
|
4300 if (wp == curwin)
|
|
4301 {
|
|
4302 if (p_so)
|
|
4303 update_topline();
|
|
4304 curs_columns(FALSE); /* validate w_wrow */
|
|
4305 }
|
|
4306 wp->w_prev_fraction_row = wp->w_wrow;
|
|
4307
|
|
4308 win_comp_scroll(wp);
|
|
4309 redraw_win_later(wp, NOT_VALID);
|
|
4310 #ifdef FEAT_WINDOWS
|
|
4311 wp->w_redr_status = TRUE;
|
|
4312 #endif
|
|
4313 invalidate_botline_win(wp);
|
|
4314 }
|
|
4315
|
|
4316 #ifdef FEAT_VERTSPLIT
|
|
4317 /*
|
|
4318 * Set the width of a window.
|
|
4319 */
|
|
4320 static void
|
|
4321 win_new_width(wp, width)
|
|
4322 win_T *wp;
|
|
4323 int width;
|
|
4324 {
|
|
4325 wp->w_width = width;
|
|
4326 wp->w_lines_valid = 0;
|
|
4327 changed_line_abv_curs_win(wp);
|
|
4328 invalidate_botline_win(wp);
|
|
4329 if (wp == curwin)
|
|
4330 {
|
|
4331 update_topline();
|
|
4332 curs_columns(TRUE); /* validate w_wrow */
|
|
4333 }
|
|
4334 redraw_win_later(wp, NOT_VALID);
|
|
4335 wp->w_redr_status = TRUE;
|
|
4336 }
|
|
4337 #endif
|
|
4338
|
|
4339 void
|
|
4340 win_comp_scroll(wp)
|
|
4341 win_T *wp;
|
|
4342 {
|
|
4343 wp->w_p_scr = ((unsigned)wp->w_height >> 1);
|
|
4344 if (wp->w_p_scr == 0)
|
|
4345 wp->w_p_scr = 1;
|
|
4346 }
|
|
4347
|
|
4348 /*
|
|
4349 * command_height: called whenever p_ch has been changed
|
|
4350 */
|
|
4351 void
|
|
4352 command_height(old_p_ch)
|
|
4353 long old_p_ch;
|
|
4354 {
|
|
4355 #ifdef FEAT_WINDOWS
|
|
4356 int h;
|
|
4357 frame_T *frp;
|
|
4358
|
170
|
4359 /* When passed a negative value use the value of p_ch that we remembered.
|
|
4360 * This is needed for when the GUI starts up, we can't be sure in what
|
|
4361 * order things happen. */
|
|
4362 if (old_p_ch < 0)
|
|
4363 old_p_ch = p_ch_used;
|
|
4364 p_ch_used = p_ch;
|
|
4365
|
7
|
4366 /* Find bottom frame with width of screen. */
|
|
4367 frp = lastwin->w_frame;
|
|
4368 # ifdef FEAT_VERTSPLIT
|
|
4369 while (frp->fr_width != Columns && frp->fr_parent != NULL)
|
|
4370 frp = frp->fr_parent;
|
|
4371 # endif
|
|
4372
|
|
4373 /* Avoid changing the height of a window with 'winfixheight' set. */
|
|
4374 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF
|
|
4375 && frp->fr_win->w_p_wfh)
|
|
4376 frp = frp->fr_prev;
|
|
4377
|
|
4378 if (starting != NO_SCREEN)
|
|
4379 {
|
|
4380 cmdline_row = Rows - p_ch;
|
|
4381
|
|
4382 if (p_ch > old_p_ch) /* p_ch got bigger */
|
|
4383 {
|
|
4384 while (p_ch > old_p_ch)
|
|
4385 {
|
|
4386 if (frp == NULL)
|
|
4387 {
|
|
4388 EMSG(_(e_noroom));
|
|
4389 p_ch = old_p_ch;
|
|
4390 cmdline_row = Rows - p_ch;
|
|
4391 break;
|
|
4392 }
|
|
4393 h = frp->fr_height - frame_minheight(frp, NULL);
|
|
4394 if (h > p_ch - old_p_ch)
|
|
4395 h = p_ch - old_p_ch;
|
|
4396 old_p_ch += h;
|
|
4397 frame_add_height(frp, -h);
|
|
4398 frp = frp->fr_prev;
|
|
4399 }
|
|
4400
|
|
4401 /* Recompute window positions. */
|
|
4402 (void)win_comp_pos();
|
|
4403
|
|
4404 /* clear the lines added to cmdline */
|
|
4405 if (full_screen)
|
|
4406 screen_fill((int)(cmdline_row), (int)Rows, 0,
|
|
4407 (int)Columns, ' ', ' ', 0);
|
|
4408 msg_row = cmdline_row;
|
|
4409 redraw_cmdline = TRUE;
|
|
4410 return;
|
|
4411 }
|
|
4412
|
|
4413 if (msg_row < cmdline_row)
|
|
4414 msg_row = cmdline_row;
|
|
4415 redraw_cmdline = TRUE;
|
|
4416 }
|
|
4417 frame_add_height(frp, (int)(old_p_ch - p_ch));
|
|
4418
|
|
4419 /* Recompute window positions. */
|
|
4420 if (frp != lastwin->w_frame)
|
|
4421 (void)win_comp_pos();
|
|
4422 #else
|
|
4423 win_setheight((int)(firstwin->w_height + old_p_ch - p_ch));
|
|
4424 cmdline_row = Rows - p_ch;
|
|
4425 #endif
|
|
4426 }
|
|
4427
|
|
4428 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4429 /*
|
|
4430 * Resize frame "frp" to be "n" lines higher (negative for less high).
|
|
4431 * Also resize the frames it is contained in.
|
|
4432 */
|
|
4433 static void
|
|
4434 frame_add_height(frp, n)
|
|
4435 frame_T *frp;
|
|
4436 int n;
|
|
4437 {
|
|
4438 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE);
|
|
4439 for (;;)
|
|
4440 {
|
|
4441 frp = frp->fr_parent;
|
|
4442 if (frp == NULL)
|
|
4443 break;
|
|
4444 frp->fr_height += n;
|
|
4445 }
|
|
4446 }
|
|
4447
|
|
4448 /*
|
|
4449 * Add or remove a status line for the bottom window(s), according to the
|
|
4450 * value of 'laststatus'.
|
|
4451 */
|
|
4452 void
|
|
4453 last_status(morewin)
|
|
4454 int morewin; /* pretend there are two or more windows */
|
|
4455 {
|
|
4456 /* Don't make a difference between horizontal or vertical split. */
|
|
4457 last_status_rec(topframe, (p_ls == 2
|
|
4458 || (p_ls == 1 && (morewin || lastwin != firstwin))));
|
|
4459 }
|
|
4460
|
|
4461 static void
|
|
4462 last_status_rec(fr, statusline)
|
|
4463 frame_T *fr;
|
|
4464 int statusline;
|
|
4465 {
|
|
4466 frame_T *fp;
|
|
4467 win_T *wp;
|
|
4468
|
|
4469 if (fr->fr_layout == FR_LEAF)
|
|
4470 {
|
|
4471 wp = fr->fr_win;
|
|
4472 if (wp->w_status_height != 0 && !statusline)
|
|
4473 {
|
|
4474 /* remove status line */
|
|
4475 win_new_height(wp, wp->w_height + 1);
|
|
4476 wp->w_status_height = 0;
|
|
4477 comp_col();
|
|
4478 }
|
|
4479 else if (wp->w_status_height == 0 && statusline)
|
|
4480 {
|
|
4481 /* Find a frame to take a line from. */
|
|
4482 fp = fr;
|
|
4483 while (fp->fr_height <= frame_minheight(fp, NULL))
|
|
4484 {
|
|
4485 if (fp == topframe)
|
|
4486 {
|
|
4487 EMSG(_(e_noroom));
|
|
4488 return;
|
|
4489 }
|
|
4490 /* In a column of frames: go to frame above. If already at
|
|
4491 * the top or in a row of frames: go to parent. */
|
|
4492 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL)
|
|
4493 fp = fp->fr_prev;
|
|
4494 else
|
|
4495 fp = fp->fr_parent;
|
|
4496 }
|
|
4497 wp->w_status_height = 1;
|
|
4498 if (fp != fr)
|
|
4499 {
|
|
4500 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE);
|
|
4501 frame_fix_height(wp);
|
|
4502 (void)win_comp_pos();
|
|
4503 }
|
|
4504 else
|
|
4505 win_new_height(wp, wp->w_height - 1);
|
|
4506 comp_col();
|
|
4507 redraw_all_later(NOT_VALID);
|
|
4508 }
|
|
4509 }
|
|
4510 #ifdef FEAT_VERTSPLIT
|
|
4511 else if (fr->fr_layout == FR_ROW)
|
|
4512 {
|
|
4513 /* vertically split windows, set status line for each one */
|
|
4514 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next)
|
|
4515 last_status_rec(fp, statusline);
|
|
4516 }
|
|
4517 #endif
|
|
4518 else
|
|
4519 {
|
|
4520 /* horizontally split window, set status line for last one */
|
|
4521 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next)
|
|
4522 ;
|
|
4523 last_status_rec(fp, statusline);
|
|
4524 }
|
|
4525 }
|
|
4526
|
|
4527 #endif /* FEAT_WINDOWS */
|
|
4528
|
|
4529 #if defined(FEAT_SEARCHPATH) || defined(PROTO)
|
|
4530 /*
|
344
|
4531 * Get the file name at the cursor.
|
|
4532 * If Visual mode is active, use the selected text if it's in one line.
|
|
4533 * Returns the name in allocated memory, NULL for failure.
|
|
4534 */
|
|
4535 char_u *
|
|
4536 grab_file_name(count)
|
|
4537 long count;
|
|
4538 {
|
|
4539 # ifdef FEAT_VISUAL
|
|
4540 if (VIsual_active)
|
|
4541 {
|
|
4542 int len;
|
|
4543 char_u *ptr;
|
|
4544
|
|
4545 if (get_visual_text(NULL, &ptr, &len) == FAIL)
|
|
4546 return NULL;
|
|
4547 return find_file_name_in_path(ptr, len,
|
|
4548 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname);
|
|
4549 }
|
|
4550 # endif
|
|
4551 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count);
|
|
4552 }
|
|
4553
|
|
4554 /*
|
7
|
4555 * Return the file name under or after the cursor.
|
|
4556 *
|
|
4557 * The 'path' option is searched if the file name is not absolute.
|
|
4558 * The string returned has been alloc'ed and should be freed by the caller.
|
|
4559 * NULL is returned if the file name or file is not found.
|
|
4560 *
|
|
4561 * options:
|
|
4562 * FNAME_MESS give error messages
|
|
4563 * FNAME_EXP expand to path
|
|
4564 * FNAME_HYP check for hypertext link
|
|
4565 * FNAME_INCL apply "includeexpr"
|
|
4566 */
|
|
4567 char_u *
|
|
4568 file_name_at_cursor(options, count)
|
|
4569 int options;
|
|
4570 long count;
|
|
4571 {
|
|
4572 return file_name_in_line(ml_get_curline(),
|
|
4573 curwin->w_cursor.col, options, count, curbuf->b_ffname);
|
|
4574 }
|
|
4575
|
|
4576 /*
|
|
4577 * Return the name of the file under or after ptr[col].
|
|
4578 * Otherwise like file_name_at_cursor().
|
|
4579 */
|
|
4580 char_u *
|
|
4581 file_name_in_line(line, col, options, count, rel_fname)
|
|
4582 char_u *line;
|
|
4583 int col;
|
|
4584 int options;
|
|
4585 long count;
|
|
4586 char_u *rel_fname; /* file we are searching relative to */
|
|
4587 {
|
|
4588 char_u *ptr;
|
|
4589 int len;
|
|
4590
|
|
4591 /*
|
|
4592 * search forward for what could be the start of a file name
|
|
4593 */
|
|
4594 ptr = line + col;
|
|
4595 while (*ptr != NUL && !vim_isfilec(*ptr))
|
345
|
4596 mb_ptr_adv(ptr);
|
7
|
4597 if (*ptr == NUL) /* nothing found */
|
|
4598 {
|
|
4599 if (options & FNAME_MESS)
|
|
4600 EMSG(_("E446: No file name under cursor"));
|
|
4601 return NULL;
|
|
4602 }
|
|
4603
|
|
4604 /*
|
|
4605 * Search backward for first char of the file name.
|
|
4606 * Go one char back to ":" before "//" even when ':' is not in 'isfname'.
|
|
4607 */
|
|
4608 while (ptr > line)
|
|
4609 {
|
|
4610 #ifdef FEAT_MBYTE
|
|
4611 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0)
|
|
4612 ptr -= len + 1;
|
|
4613 else
|
|
4614 #endif
|
|
4615 if (vim_isfilec(ptr[-1])
|
|
4616 || ((options & FNAME_HYP) && path_is_url(ptr - 1)))
|
|
4617 --ptr;
|
|
4618 else
|
|
4619 break;
|
|
4620 }
|
|
4621
|
|
4622 /*
|
|
4623 * Search forward for the last char of the file name.
|
|
4624 * Also allow "://" when ':' is not in 'isfname'.
|
|
4625 */
|
|
4626 len = 0;
|
|
4627 while (vim_isfilec(ptr[len])
|
|
4628 || ((options & FNAME_HYP) && path_is_url(ptr + len)))
|
|
4629 #ifdef FEAT_MBYTE
|
|
4630 if (has_mbyte)
|
474
|
4631 len += (*mb_ptr2len)(ptr + len);
|
7
|
4632 else
|
|
4633 #endif
|
|
4634 ++len;
|
|
4635
|
|
4636 /*
|
|
4637 * If there is trailing punctuation, remove it.
|
|
4638 * But don't remove "..", could be a directory name.
|
|
4639 */
|
|
4640 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL
|
|
4641 && ptr[len - 2] != '.')
|
|
4642 --len;
|
|
4643
|
|
4644 return find_file_name_in_path(ptr, len, options, count, rel_fname);
|
|
4645 }
|
|
4646
|
|
4647 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4648 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len));
|
|
4649
|
|
4650 static char_u *
|
|
4651 eval_includeexpr(ptr, len)
|
|
4652 char_u *ptr;
|
|
4653 int len;
|
|
4654 {
|
|
4655 char_u *res;
|
|
4656
|
|
4657 set_vim_var_string(VV_FNAME, ptr, len);
|
633
|
4658 res = eval_to_string_safe(curbuf->b_p_inex, NULL,
|
|
4659 was_set_insecurely((char_u *)"includeexpr"));
|
7
|
4660 set_vim_var_string(VV_FNAME, NULL, 0);
|
|
4661 return res;
|
|
4662 }
|
|
4663 #endif
|
|
4664
|
|
4665 /*
|
|
4666 * Return the name of the file ptr[len] in 'path'.
|
|
4667 * Otherwise like file_name_at_cursor().
|
|
4668 */
|
|
4669 char_u *
|
|
4670 find_file_name_in_path(ptr, len, options, count, rel_fname)
|
|
4671 char_u *ptr;
|
|
4672 int len;
|
|
4673 int options;
|
|
4674 long count;
|
|
4675 char_u *rel_fname; /* file we are searching relative to */
|
|
4676 {
|
|
4677 char_u *file_name;
|
|
4678 int c;
|
|
4679 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4680 char_u *tofree = NULL;
|
|
4681
|
|
4682 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
4683 {
|
|
4684 tofree = eval_includeexpr(ptr, len);
|
|
4685 if (tofree != NULL)
|
|
4686 {
|
|
4687 ptr = tofree;
|
|
4688 len = (int)STRLEN(ptr);
|
|
4689 }
|
|
4690 }
|
|
4691 # endif
|
|
4692
|
|
4693 if (options & FNAME_EXP)
|
|
4694 {
|
|
4695 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
4696 TRUE, rel_fname);
|
|
4697
|
|
4698 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4699 /*
|
|
4700 * If the file could not be found in a normal way, try applying
|
|
4701 * 'includeexpr' (unless done already).
|
|
4702 */
|
|
4703 if (file_name == NULL
|
|
4704 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
4705 {
|
|
4706 tofree = eval_includeexpr(ptr, len);
|
|
4707 if (tofree != NULL)
|
|
4708 {
|
|
4709 ptr = tofree;
|
|
4710 len = (int)STRLEN(ptr);
|
|
4711 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
4712 TRUE, rel_fname);
|
|
4713 }
|
|
4714 }
|
|
4715 # endif
|
|
4716 if (file_name == NULL && (options & FNAME_MESS))
|
|
4717 {
|
|
4718 c = ptr[len];
|
|
4719 ptr[len] = NUL;
|
|
4720 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr);
|
|
4721 ptr[len] = c;
|
|
4722 }
|
|
4723
|
|
4724 /* Repeat finding the file "count" times. This matters when it
|
|
4725 * appears several times in the path. */
|
|
4726 while (file_name != NULL && --count > 0)
|
|
4727 {
|
|
4728 vim_free(file_name);
|
|
4729 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname);
|
|
4730 }
|
|
4731 }
|
|
4732 else
|
|
4733 file_name = vim_strnsave(ptr, len);
|
|
4734
|
|
4735 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4736 vim_free(tofree);
|
|
4737 # endif
|
|
4738
|
|
4739 return file_name;
|
|
4740 }
|
|
4741 #endif /* FEAT_SEARCHPATH */
|
|
4742
|
|
4743 /*
|
|
4744 * Check if the "://" of a URL is at the pointer, return URL_SLASH.
|
|
4745 * Also check for ":\\", which MS Internet Explorer accepts, return
|
|
4746 * URL_BACKSLASH.
|
|
4747 */
|
|
4748 static int
|
|
4749 path_is_url(p)
|
|
4750 char_u *p;
|
|
4751 {
|
|
4752 if (STRNCMP(p, "://", (size_t)3) == 0)
|
|
4753 return URL_SLASH;
|
|
4754 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0)
|
|
4755 return URL_BACKSLASH;
|
|
4756 return 0;
|
|
4757 }
|
|
4758
|
|
4759 /*
|
|
4760 * Check if "fname" starts with "name://". Return URL_SLASH if it does.
|
|
4761 * Return URL_BACKSLASH for "name:\\".
|
|
4762 * Return zero otherwise.
|
|
4763 */
|
|
4764 int
|
|
4765 path_with_url(fname)
|
|
4766 char_u *fname;
|
|
4767 {
|
|
4768 char_u *p;
|
|
4769
|
|
4770 for (p = fname; isalpha(*p); ++p)
|
|
4771 ;
|
|
4772 return path_is_url(p);
|
|
4773 }
|
|
4774
|
|
4775 /*
|
|
4776 * Return TRUE if "name" is a full (absolute) path name or URL.
|
|
4777 */
|
|
4778 int
|
|
4779 vim_isAbsName(name)
|
|
4780 char_u *name;
|
|
4781 {
|
|
4782 return (path_with_url(name) != 0 || mch_isFullName(name));
|
|
4783 }
|
|
4784
|
|
4785 /*
|
592
|
4786 * Get absolute file name into buffer "buf[len]".
|
7
|
4787 *
|
|
4788 * return FAIL for failure, OK otherwise
|
|
4789 */
|
|
4790 int
|
|
4791 vim_FullName(fname, buf, len, force)
|
|
4792 char_u *fname, *buf;
|
|
4793 int len;
|
592
|
4794 int force; /* force expansion even when already absolute */
|
7
|
4795 {
|
|
4796 int retval = OK;
|
|
4797 int url;
|
|
4798
|
|
4799 *buf = NUL;
|
|
4800 if (fname == NULL)
|
|
4801 return FAIL;
|
|
4802
|
|
4803 url = path_with_url(fname);
|
|
4804 if (!url)
|
|
4805 retval = mch_FullName(fname, buf, len, force);
|
|
4806 if (url || retval == FAIL)
|
|
4807 {
|
|
4808 /* something failed; use the file name (truncate when too long) */
|
416
|
4809 vim_strncpy(buf, fname, len - 1);
|
7
|
4810 }
|
|
4811 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN)
|
|
4812 slash_adjust(buf);
|
|
4813 #endif
|
|
4814 return retval;
|
|
4815 }
|
|
4816
|
|
4817 /*
|
|
4818 * Return the minimal number of rows that is needed on the screen to display
|
|
4819 * the current number of windows.
|
|
4820 */
|
|
4821 int
|
|
4822 min_rows()
|
|
4823 {
|
|
4824 int total;
|
|
4825
|
|
4826 if (firstwin == NULL) /* not initialized yet */
|
|
4827 return MIN_LINES;
|
|
4828
|
|
4829 total = 1; /* count the room for the command line */
|
|
4830 #ifdef FEAT_WINDOWS
|
|
4831 total += frame_minheight(topframe, NULL);
|
|
4832 #else
|
|
4833 total += 1; /* at least one window should have a line! */
|
|
4834 #endif
|
|
4835 return total;
|
|
4836 }
|
|
4837
|
|
4838 /*
|
|
4839 * Return TRUE if there is only one window, not counting a help or preview
|
|
4840 * window, unless it is the current window.
|
|
4841 */
|
|
4842 int
|
|
4843 only_one_window()
|
|
4844 {
|
|
4845 #ifdef FEAT_WINDOWS
|
|
4846 int count = 0;
|
|
4847 win_T *wp;
|
|
4848
|
|
4849 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
144
|
4850 if (!((wp->w_buffer->b_help && !curbuf->b_help)
|
7
|
4851 # ifdef FEAT_QUICKFIX
|
|
4852 || wp->w_p_pvw
|
|
4853 # endif
|
|
4854 ) || wp == curwin)
|
|
4855 ++count;
|
|
4856 return (count <= 1);
|
|
4857 #else
|
|
4858 return TRUE;
|
|
4859 #endif
|
|
4860 }
|
|
4861
|
|
4862 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
4863 /*
|
|
4864 * Correct the cursor line number in other windows. Used after changing the
|
|
4865 * current buffer, and before applying autocommands.
|
|
4866 * When "do_curwin" is TRUE, also check current window.
|
|
4867 */
|
|
4868 void
|
|
4869 check_lnums(do_curwin)
|
|
4870 int do_curwin;
|
|
4871 {
|
|
4872 win_T *wp;
|
|
4873
|
|
4874 #ifdef FEAT_WINDOWS
|
|
4875 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
4876 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf)
|
|
4877 #else
|
|
4878 wp = curwin;
|
|
4879 if (do_curwin)
|
|
4880 #endif
|
|
4881 {
|
|
4882 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count)
|
|
4883 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count;
|
|
4884 if (wp->w_topline > curbuf->b_ml.ml_line_count)
|
|
4885 wp->w_topline = curbuf->b_ml.ml_line_count;
|
|
4886 }
|
|
4887 }
|
|
4888 #endif
|
|
4889
|
|
4890 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4891
|
|
4892 /*
|
|
4893 * A snapshot of the window sizes, to restore them after closing the help
|
|
4894 * window.
|
|
4895 * Only these fields are used:
|
|
4896 * fr_layout
|
|
4897 * fr_width
|
|
4898 * fr_height
|
|
4899 * fr_next
|
|
4900 * fr_child
|
|
4901 * fr_win (only valid for the old curwin, NULL otherwise)
|
|
4902 */
|
|
4903 static frame_T *snapshot = NULL;
|
|
4904
|
|
4905 /*
|
|
4906 * Create a snapshot of the current frame sizes.
|
|
4907 */
|
|
4908 static void
|
|
4909 make_snapshot()
|
|
4910 {
|
|
4911 clear_snapshot();
|
|
4912 make_snapshot_rec(topframe, &snapshot);
|
|
4913 }
|
|
4914
|
|
4915 static void
|
|
4916 make_snapshot_rec(fr, frp)
|
|
4917 frame_T *fr;
|
|
4918 frame_T **frp;
|
|
4919 {
|
|
4920 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
4921 if (*frp == NULL)
|
|
4922 return;
|
|
4923 (*frp)->fr_layout = fr->fr_layout;
|
|
4924 # ifdef FEAT_VERTSPLIT
|
|
4925 (*frp)->fr_width = fr->fr_width;
|
|
4926 # endif
|
|
4927 (*frp)->fr_height = fr->fr_height;
|
|
4928 if (fr->fr_next != NULL)
|
|
4929 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next));
|
|
4930 if (fr->fr_child != NULL)
|
|
4931 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child));
|
|
4932 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin)
|
|
4933 (*frp)->fr_win = curwin;
|
|
4934 }
|
|
4935
|
|
4936 /*
|
|
4937 * Remove any existing snapshot.
|
|
4938 */
|
|
4939 static void
|
|
4940 clear_snapshot()
|
|
4941 {
|
|
4942 clear_snapshot_rec(snapshot);
|
|
4943 snapshot = NULL;
|
|
4944 }
|
|
4945
|
|
4946 static void
|
|
4947 clear_snapshot_rec(fr)
|
|
4948 frame_T *fr;
|
|
4949 {
|
|
4950 if (fr != NULL)
|
|
4951 {
|
|
4952 clear_snapshot_rec(fr->fr_next);
|
|
4953 clear_snapshot_rec(fr->fr_child);
|
|
4954 vim_free(fr);
|
|
4955 }
|
|
4956 }
|
|
4957
|
|
4958 /*
|
|
4959 * Restore a previously created snapshot, if there is any.
|
|
4960 * This is only done if the screen size didn't change and the window layout is
|
|
4961 * still the same.
|
|
4962 */
|
|
4963 static void
|
|
4964 restore_snapshot(close_curwin)
|
|
4965 int close_curwin; /* closing current window */
|
|
4966 {
|
|
4967 win_T *wp;
|
|
4968
|
|
4969 if (snapshot != NULL
|
|
4970 # ifdef FEAT_VERTSPLIT
|
|
4971 && snapshot->fr_width == topframe->fr_width
|
|
4972 # endif
|
|
4973 && snapshot->fr_height == topframe->fr_height
|
|
4974 && check_snapshot_rec(snapshot, topframe) == OK)
|
|
4975 {
|
|
4976 wp = restore_snapshot_rec(snapshot, topframe);
|
|
4977 win_comp_pos();
|
|
4978 if (wp != NULL && close_curwin)
|
|
4979 win_goto(wp);
|
|
4980 redraw_all_later(CLEAR);
|
|
4981 }
|
|
4982 clear_snapshot();
|
|
4983 }
|
|
4984
|
|
4985 /*
|
|
4986 * Check if frames "sn" and "fr" have the same layout, same following frames
|
|
4987 * and same children.
|
|
4988 */
|
|
4989 static int
|
|
4990 check_snapshot_rec(sn, fr)
|
|
4991 frame_T *sn;
|
|
4992 frame_T *fr;
|
|
4993 {
|
|
4994 if (sn->fr_layout != fr->fr_layout
|
|
4995 || (sn->fr_next == NULL) != (fr->fr_next == NULL)
|
|
4996 || (sn->fr_child == NULL) != (fr->fr_child == NULL)
|
|
4997 || (sn->fr_next != NULL
|
|
4998 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL)
|
|
4999 || (sn->fr_child != NULL
|
|
5000 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL))
|
|
5001 return FAIL;
|
|
5002 return OK;
|
|
5003 }
|
|
5004
|
|
5005 /*
|
|
5006 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all
|
|
5007 * following frames and children.
|
|
5008 * Returns a pointer to the old current window, or NULL.
|
|
5009 */
|
|
5010 static win_T *
|
|
5011 restore_snapshot_rec(sn, fr)
|
|
5012 frame_T *sn;
|
|
5013 frame_T *fr;
|
|
5014 {
|
|
5015 win_T *wp = NULL;
|
|
5016 win_T *wp2;
|
|
5017
|
|
5018 fr->fr_height = sn->fr_height;
|
|
5019 # ifdef FEAT_VERTSPLIT
|
|
5020 fr->fr_width = sn->fr_width;
|
|
5021 # endif
|
|
5022 if (fr->fr_layout == FR_LEAF)
|
|
5023 {
|
|
5024 frame_new_height(fr, fr->fr_height, FALSE, FALSE);
|
|
5025 # ifdef FEAT_VERTSPLIT
|
|
5026 frame_new_width(fr, fr->fr_width, FALSE);
|
|
5027 # endif
|
|
5028 wp = sn->fr_win;
|
|
5029 }
|
|
5030 if (sn->fr_next != NULL)
|
|
5031 {
|
|
5032 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next);
|
|
5033 if (wp2 != NULL)
|
|
5034 wp = wp2;
|
|
5035 }
|
|
5036 if (sn->fr_child != NULL)
|
|
5037 {
|
|
5038 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child);
|
|
5039 if (wp2 != NULL)
|
|
5040 wp = wp2;
|
|
5041 }
|
|
5042 return wp;
|
|
5043 }
|
|
5044
|
|
5045 #endif
|
|
5046
|
|
5047 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO)
|
|
5048 /*
|
|
5049 * Return TRUE if there is any vertically split window.
|
|
5050 */
|
|
5051 int
|
|
5052 win_hasvertsplit()
|
|
5053 {
|
|
5054 frame_T *fr;
|
|
5055
|
|
5056 if (topframe->fr_layout == FR_ROW)
|
|
5057 return TRUE;
|
|
5058
|
|
5059 if (topframe->fr_layout == FR_COL)
|
|
5060 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next)
|
|
5061 if (fr->fr_layout == FR_ROW)
|
|
5062 return TRUE;
|
|
5063
|
|
5064 return FALSE;
|
|
5065 }
|
|
5066 #endif
|