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 void frame_comp_pos __ARGS((frame_T *topfrp, int *row, int *col));
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20 static void frame_setheight __ARGS((frame_T *curfrp, int height));
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21 #ifdef FEAT_VERTSPLIT
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22 static void frame_setwidth __ARGS((frame_T *curfrp, int width));
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23 #endif
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24 static void win_exchange __ARGS((long));
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25 static void win_rotate __ARGS((int, int));
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26 static void win_totop __ARGS((int size, int flags));
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27 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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672
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28 static int last_window __ARGS((void));
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671
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29 static win_T *win_free_mem __ARGS((win_T *win, int *dirp, tabpage_T *tp));
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30 static win_T *winframe_remove __ARGS((win_T *win, int *dirp, tabpage_T *tp));
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31 static frame_T *win_altframe __ARGS((win_T *win, tabpage_T *tp));
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667
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32 static tabpage_T *alt_tabpage __ARGS((void));
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7
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33 static win_T *frame2win __ARGS((frame_T *frp));
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34 static int frame_has_win __ARGS((frame_T *frp, win_T *wp));
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35 static void frame_new_height __ARGS((frame_T *topfrp, int height, int topfirst, int wfh));
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36 static int frame_fixed_height __ARGS((frame_T *frp));
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37 #ifdef FEAT_VERTSPLIT
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38 static void frame_add_statusline __ARGS((frame_T *frp));
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39 static void frame_new_width __ARGS((frame_T *topfrp, int width, int leftfirst));
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40 static void frame_add_vsep __ARGS((frame_T *frp));
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41 static int frame_minwidth __ARGS((frame_T *topfrp, win_T *next_curwin));
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42 static void frame_fix_width __ARGS((win_T *wp));
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43 #endif
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667
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44 #endif
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45 static int win_alloc_firstwin __ARGS((void));
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46 #if defined(FEAT_WINDOWS) || defined(PROTO)
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672
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47 static tabpage_T *alloc_tabpage __ARGS((void));
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48 static void free_tabpage __ARGS((tabpage_T *tp));
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674
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49 static int leave_tabpage __ARGS((buf_T *new_curbuf));
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667
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50 static void enter_tabpage __ARGS((tabpage_T *tp, buf_T *old_curbuf));
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7
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51 static void frame_fix_height __ARGS((win_T *wp));
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52 static int frame_minheight __ARGS((frame_T *topfrp, win_T *next_curwin));
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53 static void win_enter_ext __ARGS((win_T *wp, int undo_sync, int no_curwin));
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671
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54 static void win_free __ARGS((win_T *wp, tabpage_T *tp));
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7
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55 static void win_append __ARGS((win_T *, win_T *));
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671
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56 static void win_remove __ARGS((win_T *, tabpage_T *tp));
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7
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57 static void frame_append __ARGS((frame_T *after, frame_T *frp));
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58 static void frame_insert __ARGS((frame_T *before, frame_T *frp));
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59 static void frame_remove __ARGS((frame_T *frp));
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60 #ifdef FEAT_VERTSPLIT
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61 static void win_new_width __ARGS((win_T *wp, int width));
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62 static void win_goto_ver __ARGS((int up, long count));
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63 static void win_goto_hor __ARGS((int left, long count));
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64 #endif
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65 static void frame_add_height __ARGS((frame_T *frp, int n));
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66 static void last_status_rec __ARGS((frame_T *fr, int statusline));
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67
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68 static void make_snapshot __ARGS((void));
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69 static void make_snapshot_rec __ARGS((frame_T *fr, frame_T **frp));
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70 static void clear_snapshot __ARGS((void));
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71 static void clear_snapshot_rec __ARGS((frame_T *fr));
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72 static void restore_snapshot __ARGS((int close_curwin));
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73 static int check_snapshot_rec __ARGS((frame_T *sn, frame_T *fr));
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74 static win_T *restore_snapshot_rec __ARGS((frame_T *sn, frame_T *fr));
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75
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76 #endif /* FEAT_WINDOWS */
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77 static win_T *win_alloc __ARGS((win_T *after));
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78 static void win_new_height __ARGS((win_T *, int));
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79
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80 #define URL_SLASH 1 /* path_is_url() has found "://" */
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81 #define URL_BACKSLASH 2 /* path_is_url() has found ":\\" */
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82
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83 #define NOWIN (win_T *)-1 /* non-exisiting window */
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84
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170
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85 #ifdef FEAT_WINDOWS
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86 static long p_ch_used = 1L; /* value of 'cmdheight' when frame
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87 size was set */
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667
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88 # define ROWS_AVAIL (Rows - p_ch - tabpageline_height())
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89 #else
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90 # define ROWS_AVAIL (Rows - p_ch)
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170
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91 #endif
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92
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7
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93 #if defined(FEAT_WINDOWS) || defined(PROTO)
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94 /*
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95 * all CTRL-W window commands are handled here, called from normal_cmd().
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96 */
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97 void
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98 do_window(nchar, Prenum, xchar)
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99 int nchar;
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100 long Prenum;
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101 int xchar; /* extra char from ":wincmd gx" or NUL */
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102 {
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103 long Prenum1;
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104 win_T *wp;
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105 #if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID)
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106 char_u *ptr;
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107 #endif
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108 #ifdef FEAT_FIND_ID
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109 int type = FIND_DEFINE;
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110 int len;
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111 #endif
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112 char_u cbuf[40];
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113
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114 if (Prenum == 0)
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115 Prenum1 = 1;
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116 else
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117 Prenum1 = Prenum;
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118
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119 #ifdef FEAT_CMDWIN
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120 # define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; }
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121 #else
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122 # define CHECK_CMDWIN
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123 #endif
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124
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125 switch (nchar)
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126 {
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127 /* split current window in two parts, horizontally */
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128 case 'S':
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129 case Ctrl_S:
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130 case 's':
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131 CHECK_CMDWIN
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132 #ifdef FEAT_VISUAL
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133 reset_VIsual_and_resel(); /* stop Visual mode */
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134 #endif
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635
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135 #ifdef FEAT_QUICKFIX
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136 /* When splitting the quickfix window open a new buffer in it,
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137 * don't replicate the quickfix buffer. */
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138 if (bt_quickfix(curbuf))
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139 goto newwindow;
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140 #endif
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7
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141 #ifdef FEAT_GUI
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142 need_mouse_correct = TRUE;
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143 #endif
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144 win_split((int)Prenum, 0);
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145 break;
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146
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147 #ifdef FEAT_VERTSPLIT
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148 /* split current window in two parts, vertically */
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149 case Ctrl_V:
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150 case 'v':
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151 CHECK_CMDWIN
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152 #ifdef FEAT_VISUAL
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153 reset_VIsual_and_resel(); /* stop Visual mode */
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154 #endif
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155 #ifdef FEAT_GUI
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156 need_mouse_correct = TRUE;
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157 #endif
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158 win_split((int)Prenum, WSP_VERT);
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159 break;
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160 #endif
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161
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162 /* split current window and edit alternate file */
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163 case Ctrl_HAT:
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164 case '^':
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165 CHECK_CMDWIN
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166 #ifdef FEAT_VISUAL
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167 reset_VIsual_and_resel(); /* stop Visual mode */
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168 #endif
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169 STRCPY(cbuf, "split #");
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170 if (Prenum)
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171 sprintf((char *)cbuf + 7, "%ld", Prenum);
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172 do_cmdline_cmd(cbuf);
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173 break;
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174
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175 /* open new window */
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176 case Ctrl_N:
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177 case 'n':
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178 CHECK_CMDWIN
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179 #ifdef FEAT_VISUAL
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180 reset_VIsual_and_resel(); /* stop Visual mode */
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181 #endif
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635
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182 #ifdef FEAT_QUICKFIX
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183 newwindow:
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184 #endif
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7
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185 if (Prenum)
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186 sprintf((char *)cbuf, "%ld", Prenum); /* window height */
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187 else
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188 cbuf[0] = NUL;
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189 STRCAT(cbuf, "new");
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190 do_cmdline_cmd(cbuf);
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191 break;
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192
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193 /* quit current window */
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194 case Ctrl_Q:
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195 case 'q':
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196 #ifdef FEAT_VISUAL
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197 reset_VIsual_and_resel(); /* stop Visual mode */
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198 #endif
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199 do_cmdline_cmd((char_u *)"quit");
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200 break;
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201
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202 /* close current window */
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203 case Ctrl_C:
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204 case 'c':
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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 *)"close");
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209 break;
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210
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211 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
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212 /* close preview window */
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213 case Ctrl_Z:
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214 case 'z':
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215 CHECK_CMDWIN
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216 #ifdef FEAT_VISUAL
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217 reset_VIsual_and_resel(); /* stop Visual mode */
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218 #endif
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219 do_cmdline_cmd((char_u *)"pclose");
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220 break;
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221
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222 /* cursor to preview window */
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223 case 'P':
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224 for (wp = firstwin; wp != NULL; wp = wp->w_next)
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225 if (wp->w_p_pvw)
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226 break;
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227 if (wp == NULL)
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228 EMSG(_("E441: There is no preview window"));
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229 else
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230 win_goto(wp);
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231 break;
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232 #endif
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233
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234 /* close all but current window */
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235 case Ctrl_O:
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236 case 'o':
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237 CHECK_CMDWIN
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238 #ifdef FEAT_VISUAL
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239 reset_VIsual_and_resel(); /* stop Visual mode */
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240 #endif
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241 do_cmdline_cmd((char_u *)"only");
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242 break;
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243
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244 /* cursor to next window with wrap around */
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245 case Ctrl_W:
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246 case 'w':
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247 /* cursor to previous window with wrap around */
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248 case 'W':
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249 CHECK_CMDWIN
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250 if (lastwin == firstwin && Prenum != 1) /* just one window */
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251 beep_flush();
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252 else
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253 {
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254 if (Prenum) /* go to specified window */
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255 {
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256 for (wp = firstwin; --Prenum > 0; )
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257 {
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258 if (wp->w_next == NULL)
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259 break;
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260 else
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261 wp = wp->w_next;
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262 }
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263 }
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264 else
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265 {
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266 if (nchar == 'W') /* go to previous window */
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267 {
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268 wp = curwin->w_prev;
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269 if (wp == NULL)
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270 wp = lastwin; /* wrap around */
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271 }
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272 else /* go to next window */
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273 {
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274 wp = curwin->w_next;
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275 if (wp == NULL)
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276 wp = firstwin; /* wrap around */
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277 }
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278 }
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279 win_goto(wp);
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280 }
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281 break;
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282
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283 /* cursor to window below */
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284 case 'j':
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285 case K_DOWN:
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286 case Ctrl_J:
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287 CHECK_CMDWIN
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288 #ifdef FEAT_VERTSPLIT
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289 win_goto_ver(FALSE, Prenum1);
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290 #else
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291 for (wp = curwin; wp->w_next != NULL && Prenum1-- > 0;
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292 wp = wp->w_next)
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293 ;
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294 win_goto(wp);
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295 #endif
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296 break;
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297
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298 /* cursor to window above */
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299 case 'k':
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300 case K_UP:
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301 case Ctrl_K:
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302 CHECK_CMDWIN
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303 #ifdef FEAT_VERTSPLIT
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304 win_goto_ver(TRUE, Prenum1);
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305 #else
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306 for (wp = curwin; wp->w_prev != NULL && Prenum1-- > 0;
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307 wp = wp->w_prev)
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308 ;
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309 win_goto(wp);
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310 #endif
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311 break;
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312
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313 #ifdef FEAT_VERTSPLIT
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314 /* cursor to left window */
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315 case 'h':
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316 case K_LEFT:
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317 case Ctrl_H:
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318 case K_BS:
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319 CHECK_CMDWIN
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320 win_goto_hor(TRUE, Prenum1);
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321 break;
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322
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323 /* cursor to right window */
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324 case 'l':
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325 case K_RIGHT:
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326 case Ctrl_L:
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327 CHECK_CMDWIN
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328 win_goto_hor(FALSE, Prenum1);
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329 break;
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330 #endif
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331
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332 /* cursor to top-left window */
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333 case 't':
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334 case Ctrl_T:
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335 win_goto(firstwin);
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336 break;
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337
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338 /* cursor to bottom-right window */
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339 case 'b':
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340 case Ctrl_B:
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341 win_goto(lastwin);
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342 break;
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343
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344 /* cursor to last accessed (previous) window */
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345 case 'p':
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346 case Ctrl_P:
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347 if (prevwin == NULL)
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348 beep_flush();
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349 else
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350 win_goto(prevwin);
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351 break;
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352
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353 /* exchange current and next window */
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354 case 'x':
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355 case Ctrl_X:
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356 CHECK_CMDWIN
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357 win_exchange(Prenum);
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358 break;
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359
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360 /* rotate windows downwards */
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361 case Ctrl_R:
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362 case 'r':
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363 CHECK_CMDWIN
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364 #ifdef FEAT_VISUAL
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365 reset_VIsual_and_resel(); /* stop Visual mode */
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366 #endif
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367 win_rotate(FALSE, (int)Prenum1); /* downwards */
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368 break;
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369
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370 /* rotate windows upwards */
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371 case 'R':
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372 CHECK_CMDWIN
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373 #ifdef FEAT_VISUAL
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374 reset_VIsual_and_resel(); /* stop Visual mode */
|
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375 #endif
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376 win_rotate(TRUE, (int)Prenum1); /* upwards */
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377 break;
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378
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379 /* move window to the very top/bottom/left/right */
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380 case 'K':
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381 case 'J':
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382 #ifdef FEAT_VERTSPLIT
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383 case 'H':
|
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384 case 'L':
|
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385 #endif
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386 CHECK_CMDWIN
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387 win_totop((int)Prenum,
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388 ((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0)
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389 | ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT));
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390 break;
|
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391
|
|
392 /* make all windows the same height */
|
|
393 case '=':
|
|
394 #ifdef FEAT_GUI
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|
395 need_mouse_correct = TRUE;
|
|
396 #endif
|
|
397 win_equal(NULL, FALSE, 'b');
|
|
398 break;
|
|
399
|
|
400 /* increase current window height */
|
|
401 case '+':
|
|
402 #ifdef FEAT_GUI
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|
403 need_mouse_correct = TRUE;
|
|
404 #endif
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|
405 win_setheight(curwin->w_height + (int)Prenum1);
|
|
406 break;
|
|
407
|
|
408 /* decrease current window height */
|
|
409 case '-':
|
|
410 #ifdef FEAT_GUI
|
|
411 need_mouse_correct = TRUE;
|
|
412 #endif
|
|
413 win_setheight(curwin->w_height - (int)Prenum1);
|
|
414 break;
|
|
415
|
|
416 /* set current window height */
|
|
417 case Ctrl__:
|
|
418 case '_':
|
|
419 #ifdef FEAT_GUI
|
|
420 need_mouse_correct = TRUE;
|
|
421 #endif
|
|
422 win_setheight(Prenum ? (int)Prenum : 9999);
|
|
423 break;
|
|
424
|
|
425 #ifdef FEAT_VERTSPLIT
|
|
426 /* increase current window width */
|
|
427 case '>':
|
|
428 #ifdef FEAT_GUI
|
|
429 need_mouse_correct = TRUE;
|
|
430 #endif
|
|
431 win_setwidth(curwin->w_width + (int)Prenum1);
|
|
432 break;
|
|
433
|
|
434 /* decrease current window width */
|
|
435 case '<':
|
|
436 #ifdef FEAT_GUI
|
|
437 need_mouse_correct = TRUE;
|
|
438 #endif
|
|
439 win_setwidth(curwin->w_width - (int)Prenum1);
|
|
440 break;
|
|
441
|
|
442 /* set current window width */
|
|
443 case '|':
|
|
444 #ifdef FEAT_GUI
|
|
445 need_mouse_correct = TRUE;
|
|
446 #endif
|
|
447 win_setwidth(Prenum != 0 ? (int)Prenum : 9999);
|
|
448 break;
|
|
449 #endif
|
|
450
|
|
451 /* jump to tag and split window if tag exists (in preview window) */
|
|
452 #if defined(FEAT_QUICKFIX)
|
|
453 case '}':
|
|
454 CHECK_CMDWIN
|
|
455 if (Prenum)
|
|
456 g_do_tagpreview = Prenum;
|
|
457 else
|
|
458 g_do_tagpreview = p_pvh;
|
|
459 /*FALLTHROUGH*/
|
|
460 #endif
|
|
461 case ']':
|
|
462 case Ctrl_RSB:
|
|
463 CHECK_CMDWIN
|
|
464 #ifdef FEAT_VISUAL
|
|
465 reset_VIsual_and_resel(); /* stop Visual mode */
|
|
466 #endif
|
|
467 if (Prenum)
|
|
468 postponed_split = Prenum;
|
|
469 else
|
|
470 postponed_split = -1;
|
|
471
|
|
472 /* Execute the command right here, required when
|
|
473 * "wincmd ]" was used in a function. */
|
|
474 do_nv_ident(Ctrl_RSB, NUL);
|
|
475 break;
|
|
476
|
|
477 #ifdef FEAT_SEARCHPATH
|
|
478 /* edit file name under cursor in a new window */
|
|
479 case 'f':
|
|
480 case Ctrl_F:
|
|
481 CHECK_CMDWIN
|
344
|
482
|
|
483 ptr = grab_file_name(Prenum1);
|
7
|
484 if (ptr != NULL)
|
|
485 {
|
|
486 #ifdef FEAT_GUI
|
|
487 need_mouse_correct = TRUE;
|
|
488 #endif
|
|
489 setpcmark();
|
|
490 if (win_split(0, 0) == OK)
|
|
491 {
|
|
492 # ifdef FEAT_SCROLLBIND
|
|
493 curwin->w_p_scb = FALSE;
|
|
494 # endif
|
|
495 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL,
|
|
496 ECMD_HIDE);
|
|
497 }
|
|
498 vim_free(ptr);
|
|
499 }
|
|
500 break;
|
|
501 #endif
|
|
502
|
|
503 #ifdef FEAT_FIND_ID
|
|
504 /* Go to the first occurence of the identifier under cursor along path in a
|
|
505 * new window -- webb
|
|
506 */
|
|
507 case 'i': /* Go to any match */
|
|
508 case Ctrl_I:
|
|
509 type = FIND_ANY;
|
|
510 /* FALLTHROUGH */
|
|
511 case 'd': /* Go to definition, using 'define' */
|
|
512 case Ctrl_D:
|
|
513 CHECK_CMDWIN
|
|
514 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
|
|
515 break;
|
|
516 find_pattern_in_path(ptr, 0, len, TRUE,
|
|
517 Prenum == 0 ? TRUE : FALSE, type,
|
|
518 Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM);
|
|
519 curwin->w_set_curswant = TRUE;
|
|
520 break;
|
|
521 #endif
|
|
522
|
170
|
523 case K_KENTER:
|
|
524 case CAR:
|
|
525 #if defined(FEAT_QUICKFIX)
|
|
526 /*
|
|
527 * In a quickfix window a <CR> jumps to the error under the
|
|
528 * cursor in a new window.
|
|
529 */
|
|
530 if (bt_quickfix(curbuf))
|
|
531 {
|
643
|
532 sprintf((char *)cbuf, "split +%ld%s",
|
|
533 (long)curwin->w_cursor.lnum,
|
|
534 (curwin->w_llist_ref == NULL) ? "cc" : "ll");
|
170
|
535 do_cmdline_cmd(cbuf);
|
|
536 }
|
|
537 #endif
|
|
538 break;
|
|
539
|
|
540
|
7
|
541 /* CTRL-W g extended commands */
|
|
542 case 'g':
|
|
543 case Ctrl_G:
|
|
544 CHECK_CMDWIN
|
|
545 #ifdef USE_ON_FLY_SCROLL
|
|
546 dont_scroll = TRUE; /* disallow scrolling here */
|
|
547 #endif
|
|
548 ++no_mapping;
|
|
549 ++allow_keys; /* no mapping for xchar, but allow key codes */
|
|
550 if (xchar == NUL)
|
|
551 xchar = safe_vgetc();
|
|
552 #ifdef FEAT_LANGMAP
|
|
553 LANGMAP_ADJUST(xchar, TRUE);
|
|
554 #endif
|
|
555 --no_mapping;
|
|
556 --allow_keys;
|
|
557 #ifdef FEAT_CMDL_INFO
|
|
558 (void)add_to_showcmd(xchar);
|
|
559 #endif
|
|
560 switch (xchar)
|
|
561 {
|
|
562 #if defined(FEAT_QUICKFIX)
|
|
563 case '}':
|
|
564 xchar = Ctrl_RSB;
|
|
565 if (Prenum)
|
|
566 g_do_tagpreview = Prenum;
|
|
567 else
|
|
568 g_do_tagpreview = p_pvh;
|
|
569 /*FALLTHROUGH*/
|
|
570 #endif
|
|
571 case ']':
|
|
572 case Ctrl_RSB:
|
|
573 #ifdef FEAT_VISUAL
|
|
574 reset_VIsual_and_resel(); /* stop Visual mode */
|
|
575 #endif
|
|
576 if (Prenum)
|
|
577 postponed_split = Prenum;
|
|
578 else
|
|
579 postponed_split = -1;
|
|
580
|
|
581 /* Execute the command right here, required when
|
|
582 * "wincmd g}" was used in a function. */
|
|
583 do_nv_ident('g', xchar);
|
|
584 break;
|
|
585
|
|
586 default:
|
|
587 beep_flush();
|
|
588 break;
|
|
589 }
|
|
590 break;
|
|
591
|
|
592 default: beep_flush();
|
|
593 break;
|
|
594 }
|
|
595 }
|
|
596
|
|
597 /*
|
|
598 * split the current window, implements CTRL-W s and :split
|
|
599 *
|
|
600 * "size" is the height or width for the new window, 0 to use half of current
|
|
601 * height or width.
|
|
602 *
|
|
603 * "flags":
|
|
604 * WSP_ROOM: require enough room for new window
|
|
605 * WSP_VERT: vertical split.
|
|
606 * WSP_TOP: open window at the top-left of the shell (help window).
|
|
607 * WSP_BOT: open window at the bottom-right of the shell (quickfix window).
|
|
608 * WSP_HELP: creating the help window, keep layout snapshot
|
|
609 *
|
|
610 * return FAIL for failure, OK otherwise
|
|
611 */
|
|
612 int
|
|
613 win_split(size, flags)
|
|
614 int size;
|
|
615 int flags;
|
|
616 {
|
|
617 /* Add flags from ":vertical", ":topleft" and ":botright". */
|
|
618 flags |= cmdmod.split;
|
|
619 if ((flags & WSP_TOP) && (flags & WSP_BOT))
|
|
620 {
|
|
621 EMSG(_("E442: Can't split topleft and botright at the same time"));
|
|
622 return FAIL;
|
|
623 }
|
|
624
|
|
625 /* When creating the help window make a snapshot of the window layout.
|
|
626 * Otherwise clear the snapshot, it's now invalid. */
|
|
627 if (flags & WSP_HELP)
|
|
628 make_snapshot();
|
|
629 else
|
|
630 clear_snapshot();
|
|
631
|
|
632 return win_split_ins(size, flags, NULL, 0);
|
|
633 }
|
|
634
|
|
635 /*
|
|
636 * When "newwin" is NULL: split a window in two.
|
|
637 * When "newwin" is not NULL: insert this window at the far
|
|
638 * top/left/right/bottom.
|
|
639 * return FAIL for failure, OK otherwise
|
|
640 */
|
|
641 static int
|
|
642 win_split_ins(size, flags, newwin, dir)
|
|
643 int size;
|
|
644 int flags;
|
|
645 win_T *newwin;
|
|
646 int dir;
|
|
647 {
|
|
648 win_T *wp = newwin;
|
|
649 win_T *oldwin;
|
|
650 int new_size = size;
|
|
651 int i;
|
|
652 int need_status = 0;
|
|
653 int do_equal = FALSE;
|
|
654 int needed;
|
|
655 int available;
|
|
656 int oldwin_height = 0;
|
|
657 int layout;
|
|
658 frame_T *frp, *curfrp;
|
|
659 int before;
|
|
660
|
|
661 if (flags & WSP_TOP)
|
|
662 oldwin = firstwin;
|
|
663 else if (flags & WSP_BOT)
|
|
664 oldwin = lastwin;
|
|
665 else
|
|
666 oldwin = curwin;
|
|
667
|
|
668 /* add a status line when p_ls == 1 and splitting the first window */
|
|
669 if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0)
|
|
670 {
|
|
671 if (oldwin->w_height <= p_wmh && newwin == NULL)
|
|
672 {
|
|
673 EMSG(_(e_noroom));
|
|
674 return FAIL;
|
|
675 }
|
|
676 need_status = STATUS_HEIGHT;
|
|
677 }
|
|
678
|
|
679 #ifdef FEAT_VERTSPLIT
|
|
680 if (flags & WSP_VERT)
|
|
681 {
|
|
682 layout = FR_ROW;
|
|
683 do_equal = (p_ea && new_size == 0 && *p_ead != 'v');
|
|
684
|
|
685 /*
|
|
686 * Check if we are able to split the current window and compute its
|
|
687 * width.
|
|
688 */
|
|
689 needed = p_wmw + 1;
|
|
690 if (flags & WSP_ROOM)
|
|
691 needed += p_wiw - p_wmw;
|
|
692 if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
|
|
693 {
|
|
694 available = topframe->fr_width;
|
|
695 needed += frame_minwidth(topframe, NULL);
|
|
696 }
|
|
697 else
|
|
698 available = oldwin->w_width;
|
|
699 if (available < needed && newwin == NULL)
|
|
700 {
|
|
701 EMSG(_(e_noroom));
|
|
702 return FAIL;
|
|
703 }
|
|
704 if (new_size == 0)
|
|
705 new_size = oldwin->w_width / 2;
|
|
706 if (new_size > oldwin->w_width - p_wmw - 1)
|
|
707 new_size = oldwin->w_width - p_wmw - 1;
|
|
708 if (new_size < p_wmw)
|
|
709 new_size = p_wmw;
|
|
710
|
|
711 /* if it doesn't fit in the current window, need win_equal() */
|
|
712 if (oldwin->w_width - new_size - 1 < p_wmw)
|
|
713 do_equal = TRUE;
|
|
714 }
|
|
715 else
|
|
716 #endif
|
|
717 {
|
|
718 layout = FR_COL;
|
|
719 do_equal = (p_ea && new_size == 0
|
|
720 #ifdef FEAT_VERTSPLIT
|
|
721 && *p_ead != 'h'
|
|
722 #endif
|
|
723 );
|
|
724
|
|
725 /*
|
|
726 * Check if we are able to split the current window and compute its
|
|
727 * height.
|
|
728 */
|
|
729 needed = p_wmh + STATUS_HEIGHT + need_status;
|
|
730 if (flags & WSP_ROOM)
|
|
731 needed += p_wh - p_wmh;
|
|
732 if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
|
|
733 {
|
|
734 available = topframe->fr_height;
|
|
735 needed += frame_minheight(topframe, NULL);
|
|
736 }
|
|
737 else
|
|
738 {
|
|
739 available = oldwin->w_height;
|
|
740 needed += p_wmh;
|
|
741 }
|
|
742 if (available < needed && newwin == NULL)
|
|
743 {
|
|
744 EMSG(_(e_noroom));
|
|
745 return FAIL;
|
|
746 }
|
|
747 oldwin_height = oldwin->w_height;
|
|
748 if (need_status)
|
|
749 {
|
|
750 oldwin->w_status_height = STATUS_HEIGHT;
|
|
751 oldwin_height -= STATUS_HEIGHT;
|
|
752 }
|
|
753 if (new_size == 0)
|
|
754 new_size = oldwin_height / 2;
|
|
755
|
|
756 if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT)
|
|
757 new_size = oldwin_height - p_wmh - STATUS_HEIGHT;
|
|
758 if (new_size < p_wmh)
|
|
759 new_size = p_wmh;
|
|
760
|
|
761 /* if it doesn't fit in the current window, need win_equal() */
|
|
762 if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh)
|
|
763 do_equal = TRUE;
|
|
764
|
|
765 /* We don't like to take lines for the new window from a
|
|
766 * 'winfixheight' window. Take them from a window above or below
|
|
767 * instead, if possible. */
|
|
768 if (oldwin->w_p_wfh)
|
|
769 {
|
|
770 win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT,
|
|
771 oldwin);
|
|
772 oldwin_height = oldwin->w_height;
|
|
773 if (need_status)
|
|
774 oldwin_height -= STATUS_HEIGHT;
|
|
775 }
|
|
776 }
|
|
777
|
|
778 /*
|
|
779 * allocate new window structure and link it in the window list
|
|
780 */
|
|
781 if ((flags & WSP_TOP) == 0
|
|
782 && ((flags & WSP_BOT)
|
|
783 || (flags & WSP_BELOW)
|
|
784 || (!(flags & WSP_ABOVE)
|
|
785 && (
|
|
786 #ifdef FEAT_VERTSPLIT
|
|
787 (flags & WSP_VERT) ? p_spr :
|
|
788 #endif
|
|
789 p_sb))))
|
|
790 {
|
|
791 /* new window below/right of current one */
|
|
792 if (newwin == NULL)
|
|
793 wp = win_alloc(oldwin);
|
|
794 else
|
|
795 win_append(oldwin, wp);
|
|
796 }
|
|
797 else
|
|
798 {
|
|
799 if (newwin == NULL)
|
|
800 wp = win_alloc(oldwin->w_prev);
|
|
801 else
|
|
802 win_append(oldwin->w_prev, wp);
|
|
803 }
|
|
804
|
|
805 if (newwin == NULL)
|
|
806 {
|
|
807 if (wp == NULL)
|
|
808 return FAIL;
|
|
809
|
|
810 /*
|
|
811 * make the contents of the new window the same as the current one
|
|
812 */
|
|
813 wp->w_buffer = curbuf;
|
|
814 curbuf->b_nwindows++;
|
|
815 wp->w_cursor = curwin->w_cursor;
|
|
816 wp->w_valid = 0;
|
|
817 wp->w_curswant = curwin->w_curswant;
|
|
818 wp->w_set_curswant = curwin->w_set_curswant;
|
|
819 wp->w_topline = curwin->w_topline;
|
|
820 #ifdef FEAT_DIFF
|
|
821 wp->w_topfill = curwin->w_topfill;
|
|
822 #endif
|
|
823 wp->w_leftcol = curwin->w_leftcol;
|
|
824 wp->w_pcmark = curwin->w_pcmark;
|
|
825 wp->w_prev_pcmark = curwin->w_prev_pcmark;
|
|
826 wp->w_alt_fnum = curwin->w_alt_fnum;
|
|
827 wp->w_fraction = curwin->w_fraction;
|
|
828 wp->w_prev_fraction_row = curwin->w_prev_fraction_row;
|
|
829 #ifdef FEAT_JUMPLIST
|
|
830 copy_jumplist(curwin, wp);
|
|
831 #endif
|
643
|
832 #ifdef FEAT_QUICKFIX
|
|
833 copy_loclist(curwin, wp);
|
|
834 #endif
|
7
|
835 if (curwin->w_localdir != NULL)
|
|
836 wp->w_localdir = vim_strsave(curwin->w_localdir);
|
|
837
|
|
838 /* Use the same argument list. */
|
|
839 wp->w_alist = curwin->w_alist;
|
|
840 ++wp->w_alist->al_refcount;
|
|
841 wp->w_arg_idx = curwin->w_arg_idx;
|
|
842
|
|
843 /*
|
|
844 * copy tagstack and options from existing window
|
|
845 */
|
|
846 for (i = 0; i < curwin->w_tagstacklen; i++)
|
|
847 {
|
|
848 wp->w_tagstack[i] = curwin->w_tagstack[i];
|
|
849 if (wp->w_tagstack[i].tagname != NULL)
|
|
850 wp->w_tagstack[i].tagname =
|
|
851 vim_strsave(wp->w_tagstack[i].tagname);
|
|
852 }
|
|
853 wp->w_tagstackidx = curwin->w_tagstackidx;
|
|
854 wp->w_tagstacklen = curwin->w_tagstacklen;
|
|
855 win_copy_options(curwin, wp);
|
|
856 #ifdef FEAT_FOLDING
|
|
857 copyFoldingState(curwin, wp);
|
|
858 #endif
|
|
859 }
|
|
860
|
|
861 /*
|
|
862 * Reorganise the tree of frames to insert the new window.
|
|
863 */
|
|
864 if (flags & (WSP_TOP | WSP_BOT))
|
|
865 {
|
|
866 #ifdef FEAT_VERTSPLIT
|
|
867 if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0)
|
|
868 || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0))
|
|
869 #else
|
|
870 if (topframe->fr_layout == FR_COL)
|
|
871 #endif
|
|
872 {
|
|
873 curfrp = topframe->fr_child;
|
|
874 if (flags & WSP_BOT)
|
|
875 while (curfrp->fr_next != NULL)
|
|
876 curfrp = curfrp->fr_next;
|
|
877 }
|
|
878 else
|
|
879 curfrp = topframe;
|
|
880 before = (flags & WSP_TOP);
|
|
881 }
|
|
882 else
|
|
883 {
|
|
884 curfrp = oldwin->w_frame;
|
|
885 if (flags & WSP_BELOW)
|
|
886 before = FALSE;
|
|
887 else if (flags & WSP_ABOVE)
|
|
888 before = TRUE;
|
|
889 else
|
|
890 #ifdef FEAT_VERTSPLIT
|
|
891 if (flags & WSP_VERT)
|
|
892 before = !p_spr;
|
|
893 else
|
|
894 #endif
|
|
895 before = !p_sb;
|
|
896 }
|
|
897 if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout)
|
|
898 {
|
|
899 /* Need to create a new frame in the tree to make a branch. */
|
|
900 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
901 *frp = *curfrp;
|
|
902 curfrp->fr_layout = layout;
|
|
903 frp->fr_parent = curfrp;
|
|
904 frp->fr_next = NULL;
|
|
905 frp->fr_prev = NULL;
|
|
906 curfrp->fr_child = frp;
|
|
907 curfrp->fr_win = NULL;
|
|
908 curfrp = frp;
|
|
909 if (frp->fr_win != NULL)
|
|
910 oldwin->w_frame = frp;
|
|
911 else
|
|
912 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
913 frp->fr_parent = curfrp;
|
|
914 }
|
|
915
|
|
916 if (newwin == NULL)
|
|
917 {
|
|
918 /* Create a frame for the new window. */
|
|
919 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
920 frp->fr_layout = FR_LEAF;
|
|
921 frp->fr_win = wp;
|
|
922 wp->w_frame = frp;
|
|
923 }
|
|
924 else
|
|
925 frp = newwin->w_frame;
|
|
926 frp->fr_parent = curfrp->fr_parent;
|
|
927
|
|
928 /* Insert the new frame at the right place in the frame list. */
|
|
929 if (before)
|
|
930 frame_insert(curfrp, frp);
|
|
931 else
|
|
932 frame_append(curfrp, frp);
|
|
933
|
|
934 #ifdef FEAT_VERTSPLIT
|
|
935 if (flags & WSP_VERT)
|
|
936 {
|
|
937 wp->w_p_scr = curwin->w_p_scr;
|
|
938 if (need_status)
|
|
939 {
|
|
940 --oldwin->w_height;
|
|
941 oldwin->w_status_height = need_status;
|
|
942 }
|
|
943 if (flags & (WSP_TOP | WSP_BOT))
|
|
944 {
|
|
945 /* set height and row of new window to full height */
|
667
|
946 wp->w_winrow = tabpageline_height();
|
7
|
947 wp->w_height = curfrp->fr_height - (p_ls > 0);
|
|
948 wp->w_status_height = (p_ls > 0);
|
|
949 }
|
|
950 else
|
|
951 {
|
|
952 /* height and row of new window is same as current window */
|
|
953 wp->w_winrow = oldwin->w_winrow;
|
|
954 wp->w_height = oldwin->w_height;
|
|
955 wp->w_status_height = oldwin->w_status_height;
|
|
956 }
|
|
957 frp->fr_height = curfrp->fr_height;
|
|
958
|
|
959 /* "new_size" of the current window goes to the new window, use
|
|
960 * one column for the vertical separator */
|
|
961 wp->w_width = new_size;
|
|
962 if (before)
|
|
963 wp->w_vsep_width = 1;
|
|
964 else
|
|
965 {
|
|
966 wp->w_vsep_width = oldwin->w_vsep_width;
|
|
967 oldwin->w_vsep_width = 1;
|
|
968 }
|
|
969 if (flags & (WSP_TOP | WSP_BOT))
|
|
970 {
|
|
971 if (flags & WSP_BOT)
|
|
972 frame_add_vsep(curfrp);
|
|
973 /* Set width of neighbor frame */
|
|
974 frame_new_width(curfrp, curfrp->fr_width
|
|
975 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP);
|
|
976 }
|
|
977 else
|
|
978 oldwin->w_width -= new_size + 1;
|
|
979 if (before) /* new window left of current one */
|
|
980 {
|
|
981 wp->w_wincol = oldwin->w_wincol;
|
|
982 oldwin->w_wincol += new_size + 1;
|
|
983 }
|
|
984 else /* new window right of current one */
|
|
985 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1;
|
|
986 frame_fix_width(oldwin);
|
|
987 frame_fix_width(wp);
|
|
988 }
|
|
989 else
|
|
990 #endif
|
|
991 {
|
|
992 /* width and column of new window is same as current window */
|
|
993 #ifdef FEAT_VERTSPLIT
|
|
994 if (flags & (WSP_TOP | WSP_BOT))
|
|
995 {
|
|
996 wp->w_wincol = 0;
|
|
997 wp->w_width = Columns;
|
|
998 wp->w_vsep_width = 0;
|
|
999 }
|
|
1000 else
|
|
1001 {
|
|
1002 wp->w_wincol = oldwin->w_wincol;
|
|
1003 wp->w_width = oldwin->w_width;
|
|
1004 wp->w_vsep_width = oldwin->w_vsep_width;
|
|
1005 }
|
|
1006 frp->fr_width = curfrp->fr_width;
|
|
1007 #endif
|
|
1008
|
|
1009 /* "new_size" of the current window goes to the new window, use
|
|
1010 * one row for the status line */
|
|
1011 win_new_height(wp, new_size);
|
|
1012 if (flags & (WSP_TOP | WSP_BOT))
|
|
1013 frame_new_height(curfrp, curfrp->fr_height
|
|
1014 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE);
|
|
1015 else
|
|
1016 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT));
|
|
1017 if (before) /* new window above current one */
|
|
1018 {
|
|
1019 wp->w_winrow = oldwin->w_winrow;
|
|
1020 wp->w_status_height = STATUS_HEIGHT;
|
|
1021 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT;
|
|
1022 }
|
|
1023 else /* new window below current one */
|
|
1024 {
|
|
1025 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT;
|
|
1026 wp->w_status_height = oldwin->w_status_height;
|
|
1027 oldwin->w_status_height = STATUS_HEIGHT;
|
|
1028 }
|
|
1029 #ifdef FEAT_VERTSPLIT
|
|
1030 if (flags & WSP_BOT)
|
|
1031 frame_add_statusline(curfrp);
|
|
1032 #endif
|
|
1033 frame_fix_height(wp);
|
|
1034 frame_fix_height(oldwin);
|
|
1035 }
|
|
1036
|
|
1037 if (flags & (WSP_TOP | WSP_BOT))
|
|
1038 (void)win_comp_pos();
|
|
1039
|
|
1040 /*
|
|
1041 * Both windows need redrawing
|
|
1042 */
|
|
1043 redraw_win_later(wp, NOT_VALID);
|
|
1044 wp->w_redr_status = TRUE;
|
|
1045 redraw_win_later(oldwin, NOT_VALID);
|
|
1046 oldwin->w_redr_status = TRUE;
|
|
1047
|
|
1048 if (need_status)
|
|
1049 {
|
|
1050 msg_row = Rows - 1;
|
|
1051 msg_col = sc_col;
|
|
1052 msg_clr_eos_force(); /* Old command/ruler may still be there */
|
|
1053 comp_col();
|
|
1054 msg_row = Rows - 1;
|
|
1055 msg_col = 0; /* put position back at start of line */
|
|
1056 }
|
|
1057
|
|
1058 /*
|
|
1059 * make the new window the current window and redraw
|
|
1060 */
|
|
1061 if (do_equal || dir != 0)
|
|
1062 win_equal(wp, TRUE,
|
|
1063 #ifdef FEAT_VERTSPLIT
|
|
1064 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h')
|
|
1065 : dir == 'h' ? 'b' :
|
|
1066 #endif
|
|
1067 'v');
|
|
1068
|
|
1069 /* Don't change the window height/width to 'winheight' / 'winwidth' if a
|
|
1070 * size was given. */
|
|
1071 #ifdef FEAT_VERTSPLIT
|
|
1072 if (flags & WSP_VERT)
|
|
1073 {
|
|
1074 i = p_wiw;
|
|
1075 if (size != 0)
|
|
1076 p_wiw = size;
|
|
1077
|
|
1078 # ifdef FEAT_GUI
|
|
1079 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */
|
|
1080 if (gui.in_use)
|
|
1081 gui_init_which_components(NULL);
|
|
1082 # endif
|
|
1083 }
|
|
1084 else
|
|
1085 #endif
|
|
1086 {
|
|
1087 i = p_wh;
|
|
1088 if (size != 0)
|
|
1089 p_wh = size;
|
|
1090 }
|
|
1091 win_enter(wp, FALSE);
|
|
1092 #ifdef FEAT_VERTSPLIT
|
|
1093 if (flags & WSP_VERT)
|
|
1094 p_wiw = i;
|
|
1095 else
|
|
1096 #endif
|
|
1097 p_wh = i;
|
|
1098
|
|
1099 return OK;
|
|
1100 }
|
|
1101
|
|
1102 #endif /* FEAT_WINDOWS */
|
|
1103
|
|
1104 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
1105 /*
|
|
1106 * Check if "win" is a pointer to an existing window.
|
|
1107 */
|
|
1108 int
|
|
1109 win_valid(win)
|
|
1110 win_T *win;
|
|
1111 {
|
|
1112 win_T *wp;
|
|
1113
|
|
1114 if (win == NULL)
|
|
1115 return FALSE;
|
|
1116 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
1117 if (wp == win)
|
|
1118 return TRUE;
|
|
1119 return FALSE;
|
|
1120 }
|
|
1121
|
|
1122 /*
|
|
1123 * Return the number of windows.
|
|
1124 */
|
|
1125 int
|
|
1126 win_count()
|
|
1127 {
|
|
1128 win_T *wp;
|
|
1129 int count = 0;
|
|
1130
|
|
1131 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
1132 ++count;
|
|
1133 return count;
|
|
1134 }
|
|
1135
|
|
1136 /*
|
|
1137 * Make "count" windows on the screen.
|
|
1138 * Return actual number of windows on the screen.
|
|
1139 * Must be called when there is just one window, filling the whole screen
|
|
1140 * (excluding the command line).
|
|
1141 */
|
|
1142 /*ARGSUSED*/
|
|
1143 int
|
|
1144 make_windows(count, vertical)
|
|
1145 int count;
|
|
1146 int vertical; /* split windows vertically if TRUE */
|
|
1147 {
|
|
1148 int maxcount;
|
|
1149 int todo;
|
|
1150
|
|
1151 #ifdef FEAT_VERTSPLIT
|
|
1152 if (vertical)
|
|
1153 {
|
|
1154 /* Each windows needs at least 'winminwidth' lines and a separator
|
|
1155 * column. */
|
|
1156 maxcount = (curwin->w_width + curwin->w_vsep_width
|
|
1157 - (p_wiw - p_wmw)) / (p_wmw + 1);
|
|
1158 }
|
|
1159 else
|
|
1160 #endif
|
|
1161 {
|
|
1162 /* Each window needs at least 'winminheight' lines and a status line. */
|
|
1163 maxcount = (curwin->w_height + curwin->w_status_height
|
|
1164 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT);
|
|
1165 }
|
|
1166
|
|
1167 if (maxcount < 2)
|
|
1168 maxcount = 2;
|
|
1169 if (count > maxcount)
|
|
1170 count = maxcount;
|
|
1171
|
|
1172 /*
|
|
1173 * add status line now, otherwise first window will be too big
|
|
1174 */
|
|
1175 if (count > 1)
|
|
1176 last_status(TRUE);
|
|
1177
|
|
1178 #ifdef FEAT_AUTOCMD
|
|
1179 /*
|
|
1180 * Don't execute autocommands while creating the windows. Must do that
|
|
1181 * when putting the buffers in the windows.
|
|
1182 */
|
|
1183 ++autocmd_block;
|
|
1184 #endif
|
|
1185
|
|
1186 /* todo is number of windows left to create */
|
|
1187 for (todo = count - 1; todo > 0; --todo)
|
|
1188 #ifdef FEAT_VERTSPLIT
|
|
1189 if (vertical)
|
|
1190 {
|
|
1191 if (win_split(curwin->w_width - (curwin->w_width - todo)
|
|
1192 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL)
|
|
1193 break;
|
|
1194 }
|
|
1195 else
|
|
1196 #endif
|
|
1197 {
|
|
1198 if (win_split(curwin->w_height - (curwin->w_height - todo
|
|
1199 * STATUS_HEIGHT) / (todo + 1)
|
|
1200 - STATUS_HEIGHT, WSP_ABOVE) == FAIL)
|
|
1201 break;
|
|
1202 }
|
|
1203
|
|
1204 #ifdef FEAT_AUTOCMD
|
|
1205 --autocmd_block;
|
|
1206 #endif
|
|
1207
|
|
1208 /* return actual number of windows */
|
|
1209 return (count - todo);
|
|
1210 }
|
|
1211
|
|
1212 /*
|
|
1213 * Exchange current and next window
|
|
1214 */
|
|
1215 static void
|
|
1216 win_exchange(Prenum)
|
|
1217 long Prenum;
|
|
1218 {
|
|
1219 frame_T *frp;
|
|
1220 frame_T *frp2;
|
|
1221 win_T *wp;
|
|
1222 win_T *wp2;
|
|
1223 int temp;
|
|
1224
|
|
1225 if (lastwin == firstwin) /* just one window */
|
|
1226 {
|
|
1227 beep_flush();
|
|
1228 return;
|
|
1229 }
|
|
1230
|
|
1231 #ifdef FEAT_GUI
|
|
1232 need_mouse_correct = TRUE;
|
|
1233 #endif
|
|
1234
|
|
1235 /*
|
|
1236 * find window to exchange with
|
|
1237 */
|
|
1238 if (Prenum)
|
|
1239 {
|
|
1240 frp = curwin->w_frame->fr_parent->fr_child;
|
|
1241 while (frp != NULL && --Prenum > 0)
|
|
1242 frp = frp->fr_next;
|
|
1243 }
|
|
1244 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */
|
|
1245 frp = curwin->w_frame->fr_next;
|
|
1246 else /* Swap last window in row/col with previous */
|
|
1247 frp = curwin->w_frame->fr_prev;
|
|
1248
|
|
1249 /* We can only exchange a window with another window, not with a frame
|
|
1250 * containing windows. */
|
|
1251 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin)
|
|
1252 return;
|
|
1253 wp = frp->fr_win;
|
|
1254
|
|
1255 /*
|
|
1256 * 1. remove curwin from the list. Remember after which window it was in wp2
|
|
1257 * 2. insert curwin before wp in the list
|
|
1258 * if wp != wp2
|
|
1259 * 3. remove wp from the list
|
|
1260 * 4. insert wp after wp2
|
|
1261 * 5. exchange the status line height and vsep width.
|
|
1262 */
|
|
1263 wp2 = curwin->w_prev;
|
|
1264 frp2 = curwin->w_frame->fr_prev;
|
|
1265 if (wp->w_prev != curwin)
|
|
1266 {
|
671
|
1267 win_remove(curwin, NULL);
|
7
|
1268 frame_remove(curwin->w_frame);
|
|
1269 win_append(wp->w_prev, curwin);
|
|
1270 frame_insert(frp, curwin->w_frame);
|
|
1271 }
|
|
1272 if (wp != wp2)
|
|
1273 {
|
671
|
1274 win_remove(wp, NULL);
|
7
|
1275 frame_remove(wp->w_frame);
|
|
1276 win_append(wp2, wp);
|
|
1277 if (frp2 == NULL)
|
|
1278 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame);
|
|
1279 else
|
|
1280 frame_append(frp2, wp->w_frame);
|
|
1281 }
|
|
1282 temp = curwin->w_status_height;
|
|
1283 curwin->w_status_height = wp->w_status_height;
|
|
1284 wp->w_status_height = temp;
|
|
1285 #ifdef FEAT_VERTSPLIT
|
|
1286 temp = curwin->w_vsep_width;
|
|
1287 curwin->w_vsep_width = wp->w_vsep_width;
|
|
1288 wp->w_vsep_width = temp;
|
|
1289
|
|
1290 /* If the windows are not in the same frame, exchange the sizes to avoid
|
|
1291 * messing up the window layout. Otherwise fix the frame sizes. */
|
|
1292 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent)
|
|
1293 {
|
|
1294 temp = curwin->w_height;
|
|
1295 curwin->w_height = wp->w_height;
|
|
1296 wp->w_height = temp;
|
|
1297 temp = curwin->w_width;
|
|
1298 curwin->w_width = wp->w_width;
|
|
1299 wp->w_width = temp;
|
|
1300 }
|
|
1301 else
|
|
1302 {
|
|
1303 frame_fix_height(curwin);
|
|
1304 frame_fix_height(wp);
|
|
1305 frame_fix_width(curwin);
|
|
1306 frame_fix_width(wp);
|
|
1307 }
|
|
1308 #endif
|
|
1309
|
|
1310 (void)win_comp_pos(); /* recompute window positions */
|
|
1311
|
|
1312 win_enter(wp, TRUE);
|
|
1313 redraw_later(CLEAR);
|
|
1314 }
|
|
1315
|
|
1316 /*
|
|
1317 * rotate windows: if upwards TRUE the second window becomes the first one
|
|
1318 * if upwards FALSE the first window becomes the second one
|
|
1319 */
|
|
1320 static void
|
|
1321 win_rotate(upwards, count)
|
|
1322 int upwards;
|
|
1323 int count;
|
|
1324 {
|
|
1325 win_T *wp1;
|
|
1326 win_T *wp2;
|
|
1327 frame_T *frp;
|
|
1328 int n;
|
|
1329
|
|
1330 if (firstwin == lastwin) /* nothing to do */
|
|
1331 {
|
|
1332 beep_flush();
|
|
1333 return;
|
|
1334 }
|
|
1335
|
|
1336 #ifdef FEAT_GUI
|
|
1337 need_mouse_correct = TRUE;
|
|
1338 #endif
|
|
1339
|
|
1340 #ifdef FEAT_VERTSPLIT
|
|
1341 /* Check if all frames in this row/col have one window. */
|
|
1342 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL;
|
|
1343 frp = frp->fr_next)
|
|
1344 if (frp->fr_win == NULL)
|
|
1345 {
|
|
1346 EMSG(_("E443: Cannot rotate when another window is split"));
|
|
1347 return;
|
|
1348 }
|
|
1349 #endif
|
|
1350
|
|
1351 while (count--)
|
|
1352 {
|
|
1353 if (upwards) /* first window becomes last window */
|
|
1354 {
|
|
1355 /* remove first window/frame from the list */
|
|
1356 frp = curwin->w_frame->fr_parent->fr_child;
|
|
1357 wp1 = frp->fr_win;
|
671
|
1358 win_remove(wp1, NULL);
|
7
|
1359 frame_remove(frp);
|
|
1360
|
|
1361 /* find last frame and append removed window/frame after it */
|
|
1362 for ( ; frp->fr_next != NULL; frp = frp->fr_next)
|
|
1363 ;
|
|
1364 win_append(frp->fr_win, wp1);
|
|
1365 frame_append(frp, wp1->w_frame);
|
|
1366
|
|
1367 wp2 = frp->fr_win; /* previously last window */
|
|
1368 }
|
|
1369 else /* last window becomes first window */
|
|
1370 {
|
|
1371 /* find last window/frame in the list and remove it */
|
|
1372 for (frp = curwin->w_frame; frp->fr_next != NULL;
|
|
1373 frp = frp->fr_next)
|
|
1374 ;
|
|
1375 wp1 = frp->fr_win;
|
|
1376 wp2 = wp1->w_prev; /* will become last window */
|
671
|
1377 win_remove(wp1, NULL);
|
7
|
1378 frame_remove(frp);
|
|
1379
|
|
1380 /* append the removed window/frame before the first in the list */
|
|
1381 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1);
|
|
1382 frame_insert(frp->fr_parent->fr_child, frp);
|
|
1383 }
|
|
1384
|
|
1385 /* exchange status height and vsep width of old and new last window */
|
|
1386 n = wp2->w_status_height;
|
|
1387 wp2->w_status_height = wp1->w_status_height;
|
|
1388 wp1->w_status_height = n;
|
|
1389 frame_fix_height(wp1);
|
|
1390 frame_fix_height(wp2);
|
|
1391 #ifdef FEAT_VERTSPLIT
|
|
1392 n = wp2->w_vsep_width;
|
|
1393 wp2->w_vsep_width = wp1->w_vsep_width;
|
|
1394 wp1->w_vsep_width = n;
|
|
1395 frame_fix_width(wp1);
|
|
1396 frame_fix_width(wp2);
|
|
1397 #endif
|
|
1398
|
|
1399 /* recompute w_winrow and w_wincol for all windows */
|
|
1400 (void)win_comp_pos();
|
|
1401 }
|
|
1402
|
|
1403 redraw_later(CLEAR);
|
|
1404 }
|
|
1405
|
|
1406 /*
|
|
1407 * Move the current window to the very top/bottom/left/right of the screen.
|
|
1408 */
|
|
1409 static void
|
|
1410 win_totop(size, flags)
|
|
1411 int size;
|
|
1412 int flags;
|
|
1413 {
|
|
1414 int dir;
|
|
1415 int height = curwin->w_height;
|
|
1416
|
|
1417 if (lastwin == firstwin)
|
|
1418 {
|
|
1419 beep_flush();
|
|
1420 return;
|
|
1421 }
|
|
1422
|
|
1423 /* Remove the window and frame from the tree of frames. */
|
671
|
1424 (void)winframe_remove(curwin, &dir, NULL);
|
|
1425 win_remove(curwin, NULL);
|
7
|
1426 last_status(FALSE); /* may need to remove last status line */
|
|
1427 (void)win_comp_pos(); /* recompute window positions */
|
|
1428
|
|
1429 /* Split a window on the desired side and put the window there. */
|
|
1430 (void)win_split_ins(size, flags, curwin, dir);
|
|
1431 if (!(flags & WSP_VERT))
|
|
1432 {
|
|
1433 win_setheight(height);
|
|
1434 if (p_ea)
|
|
1435 win_equal(curwin, TRUE, 'v');
|
|
1436 }
|
|
1437
|
|
1438 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)
|
|
1439 /* When 'guioptions' includes 'L' or 'R' may have to remove or add
|
|
1440 * scrollbars. Have to update them anyway. */
|
|
1441 if (gui.in_use)
|
|
1442 {
|
|
1443 out_flush();
|
|
1444 gui_init_which_components(NULL);
|
|
1445 gui_update_scrollbars(TRUE);
|
|
1446 }
|
|
1447 need_mouse_correct = TRUE;
|
|
1448 #endif
|
|
1449
|
|
1450 }
|
|
1451
|
|
1452 /*
|
|
1453 * Move window "win1" to below/right of "win2" and make "win1" the current
|
|
1454 * window. Only works within the same frame!
|
|
1455 */
|
|
1456 void
|
|
1457 win_move_after(win1, win2)
|
|
1458 win_T *win1, *win2;
|
|
1459 {
|
|
1460 int height;
|
|
1461
|
|
1462 /* check if the arguments are reasonable */
|
|
1463 if (win1 == win2)
|
|
1464 return;
|
|
1465
|
|
1466 /* check if there is something to do */
|
|
1467 if (win2->w_next != win1)
|
|
1468 {
|
|
1469 /* may need move the status line/vertical separator of the last window
|
|
1470 * */
|
|
1471 if (win1 == lastwin)
|
|
1472 {
|
|
1473 height = win1->w_prev->w_status_height;
|
|
1474 win1->w_prev->w_status_height = win1->w_status_height;
|
|
1475 win1->w_status_height = height;
|
|
1476 #ifdef FEAT_VERTSPLIT
|
|
1477 win1->w_prev->w_vsep_width = 0;
|
|
1478 win1->w_vsep_width = 1;
|
|
1479 #endif
|
|
1480 }
|
|
1481 else if (win2 == lastwin)
|
|
1482 {
|
|
1483 height = win1->w_status_height;
|
|
1484 win1->w_status_height = win2->w_status_height;
|
|
1485 win2->w_status_height = height;
|
|
1486 #ifdef FEAT_VERTSPLIT
|
|
1487 win2->w_vsep_width = 1;
|
|
1488 win1->w_vsep_width = 0;
|
|
1489 #endif
|
|
1490 }
|
671
|
1491 win_remove(win1, NULL);
|
7
|
1492 frame_remove(win1->w_frame);
|
|
1493 win_append(win2, win1);
|
|
1494 frame_append(win2->w_frame, win1->w_frame);
|
|
1495
|
|
1496 (void)win_comp_pos(); /* recompute w_winrow for all windows */
|
|
1497 redraw_later(NOT_VALID);
|
|
1498 }
|
|
1499 win_enter(win1, FALSE);
|
|
1500 }
|
|
1501
|
|
1502 /*
|
|
1503 * Make all windows the same height.
|
|
1504 * 'next_curwin' will soon be the current window, make sure it has enough
|
|
1505 * rows.
|
|
1506 */
|
|
1507 void
|
|
1508 win_equal(next_curwin, current, dir)
|
|
1509 win_T *next_curwin; /* pointer to current window to be or NULL */
|
|
1510 int current; /* do only frame with current window */
|
|
1511 int dir; /* 'v' for vertically, 'h' for horizontally,
|
|
1512 'b' for both, 0 for using p_ead */
|
|
1513 {
|
|
1514 if (dir == 0)
|
|
1515 #ifdef FEAT_VERTSPLIT
|
|
1516 dir = *p_ead;
|
|
1517 #else
|
|
1518 dir = 'b';
|
|
1519 #endif
|
|
1520 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current,
|
667
|
1521 topframe, dir, 0, tabpageline_height(),
|
|
1522 (int)Columns, topframe->fr_height);
|
7
|
1523 }
|
|
1524
|
|
1525 /*
|
|
1526 * Set a frame to a new position and height, spreading the available room
|
|
1527 * equally over contained frames.
|
|
1528 * The window "next_curwin" (if not NULL) should at least get the size from
|
|
1529 * 'winheight' and 'winwidth' if possible.
|
|
1530 */
|
|
1531 static void
|
|
1532 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height)
|
|
1533 win_T *next_curwin; /* pointer to current window to be or NULL */
|
|
1534 int current; /* do only frame with current window */
|
|
1535 frame_T *topfr; /* frame to set size off */
|
|
1536 int dir; /* 'v', 'h' or 'b', see win_equal() */
|
|
1537 int col; /* horizontal position for frame */
|
|
1538 int row; /* vertical position for frame */
|
|
1539 int width; /* new width of frame */
|
|
1540 int height; /* new height of frame */
|
|
1541 {
|
|
1542 int n, m;
|
|
1543 int extra_sep = 0;
|
|
1544 int wincount, totwincount = 0;
|
|
1545 frame_T *fr;
|
|
1546 int next_curwin_size = 0;
|
|
1547 int room = 0;
|
|
1548 int new_size;
|
|
1549 int has_next_curwin = 0;
|
|
1550 int hnc;
|
|
1551
|
|
1552 if (topfr->fr_layout == FR_LEAF)
|
|
1553 {
|
|
1554 /* Set the width/height of this frame.
|
|
1555 * Redraw when size or position changes */
|
|
1556 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row
|
|
1557 #ifdef FEAT_VERTSPLIT
|
|
1558 || topfr->fr_width != width || topfr->fr_win->w_wincol != col
|
|
1559 #endif
|
|
1560 )
|
|
1561 {
|
|
1562 topfr->fr_win->w_winrow = row;
|
|
1563 frame_new_height(topfr, height, FALSE, FALSE);
|
|
1564 #ifdef FEAT_VERTSPLIT
|
|
1565 topfr->fr_win->w_wincol = col;
|
|
1566 frame_new_width(topfr, width, FALSE);
|
|
1567 #endif
|
|
1568 redraw_all_later(CLEAR);
|
|
1569 }
|
|
1570 }
|
|
1571 #ifdef FEAT_VERTSPLIT
|
|
1572 else if (topfr->fr_layout == FR_ROW)
|
|
1573 {
|
|
1574 topfr->fr_width = width;
|
|
1575 topfr->fr_height = height;
|
|
1576
|
|
1577 if (dir != 'v') /* equalize frame widths */
|
|
1578 {
|
|
1579 /* Compute the maximum number of windows horizontally in this
|
|
1580 * frame. */
|
|
1581 n = frame_minwidth(topfr, NOWIN);
|
|
1582 /* add one for the rightmost window, it doesn't have a separator */
|
|
1583 if (col + width == Columns)
|
|
1584 extra_sep = 1;
|
|
1585 else
|
|
1586 extra_sep = 0;
|
|
1587 totwincount = (n + extra_sep) / (p_wmw + 1);
|
|
1588
|
|
1589 /* Compute room available for windows other than "next_curwin" */
|
|
1590 m = frame_minwidth(topfr, next_curwin);
|
|
1591 room = width - m;
|
|
1592 if (room < 0)
|
|
1593 {
|
|
1594 next_curwin_size = p_wiw + room;
|
|
1595 room = 0;
|
|
1596 }
|
|
1597 else if (n == m) /* doesn't contain curwin */
|
|
1598 next_curwin_size = 0;
|
|
1599 else
|
|
1600 {
|
|
1601 next_curwin_size = (room + p_wiw + (totwincount - 1) * p_wmw
|
|
1602 + (totwincount - 1)) / totwincount;
|
|
1603 if (next_curwin_size > p_wiw)
|
|
1604 room -= next_curwin_size - p_wiw;
|
|
1605 else
|
|
1606 next_curwin_size = p_wiw;
|
|
1607 }
|
|
1608 if (n != m)
|
|
1609 --totwincount; /* don't count curwin */
|
|
1610 }
|
|
1611
|
|
1612 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1613 {
|
|
1614 n = m = 0;
|
|
1615 wincount = 1;
|
|
1616 if (fr->fr_next == NULL)
|
|
1617 /* last frame gets all that remains (avoid roundoff error) */
|
|
1618 new_size = width;
|
|
1619 else if (dir == 'v')
|
|
1620 new_size = fr->fr_width;
|
|
1621 else
|
|
1622 {
|
|
1623 /* Compute the maximum number of windows horiz. in "fr". */
|
|
1624 n = frame_minwidth(fr, NOWIN);
|
|
1625 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
|
|
1626 / (p_wmw + 1);
|
|
1627 m = frame_minwidth(fr, next_curwin);
|
|
1628 if (n != m) /* don't count next_curwin */
|
|
1629 --wincount;
|
|
1630 new_size = (wincount * room + ((unsigned)totwincount >> 1))
|
|
1631 / totwincount;
|
|
1632 if (n != m) /* add next_curwin size */
|
|
1633 {
|
|
1634 next_curwin_size -= p_wiw - (m - n);
|
|
1635 new_size += next_curwin_size;
|
|
1636 }
|
|
1637 }
|
|
1638
|
|
1639 /* Skip frame that is full height when splitting or closing a
|
|
1640 * window, unless equalizing all frames. */
|
|
1641 if (!current || dir != 'v' || topfr->fr_parent != NULL
|
|
1642 || (new_size != fr->fr_width)
|
|
1643 || frame_has_win(fr, next_curwin))
|
|
1644 win_equal_rec(next_curwin, current, fr, dir, col, row,
|
|
1645 new_size + n, height);
|
|
1646 col += new_size + n;
|
|
1647 width -= new_size + n;
|
|
1648 if (n != m) /* contains curwin */
|
|
1649 room -= new_size - next_curwin_size;
|
|
1650 else
|
|
1651 room -= new_size;
|
|
1652 totwincount -= wincount;
|
|
1653 }
|
|
1654 }
|
|
1655 #endif
|
|
1656 else /* topfr->fr_layout == FR_COL */
|
|
1657 {
|
|
1658 #ifdef FEAT_VERTSPLIT
|
|
1659 topfr->fr_width = width;
|
|
1660 #endif
|
|
1661 topfr->fr_height = height;
|
|
1662
|
|
1663 if (dir != 'h') /* equalize frame heights */
|
|
1664 {
|
|
1665 /* Compute maximum number of windows vertically in this frame. */
|
|
1666 n = frame_minheight(topfr, NOWIN);
|
|
1667 /* add one for the bottom window if it doesn't have a statusline */
|
|
1668 if (row + height == cmdline_row && p_ls == 0)
|
|
1669 extra_sep = 1;
|
|
1670 else
|
|
1671 extra_sep = 0;
|
|
1672 totwincount = (n + extra_sep) / (p_wmh + 1);
|
|
1673 has_next_curwin = frame_has_win(topfr, next_curwin);
|
|
1674
|
|
1675 /*
|
|
1676 * Compute height for "next_curwin" window and room available for
|
|
1677 * other windows.
|
|
1678 * "m" is the minimal height when counting p_wh for "next_curwin".
|
|
1679 */
|
|
1680 m = frame_minheight(topfr, next_curwin);
|
|
1681 room = height - m;
|
|
1682 if (room < 0)
|
|
1683 {
|
|
1684 /* The room is less then 'winheight', use all space for the
|
|
1685 * current window. */
|
|
1686 next_curwin_size = p_wh + room;
|
|
1687 room = 0;
|
|
1688 }
|
|
1689 else
|
|
1690 {
|
|
1691 next_curwin_size = -1;
|
|
1692 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1693 {
|
|
1694 /* If 'winfixheight' set keep the window height if
|
|
1695 * possible.
|
|
1696 * Watch out for this window being the next_curwin. */
|
|
1697 if (frame_fixed_height(fr))
|
|
1698 {
|
|
1699 n = frame_minheight(fr, NOWIN);
|
|
1700 new_size = fr->fr_height;
|
|
1701 if (frame_has_win(fr, next_curwin))
|
|
1702 {
|
|
1703 room += p_wh - p_wmh;
|
|
1704 next_curwin_size = 0;
|
|
1705 if (new_size < p_wh)
|
|
1706 new_size = p_wh;
|
|
1707 }
|
|
1708 else
|
|
1709 /* These windows don't use up room. */
|
|
1710 totwincount -= (n + (fr->fr_next == NULL
|
|
1711 ? extra_sep : 0)) / (p_wmh + 1);
|
|
1712 room -= new_size - n;
|
|
1713 if (room < 0)
|
|
1714 {
|
|
1715 new_size += room;
|
|
1716 room = 0;
|
|
1717 }
|
|
1718 fr->fr_newheight = new_size;
|
|
1719 }
|
|
1720 }
|
|
1721 if (next_curwin_size == -1)
|
|
1722 {
|
|
1723 if (!has_next_curwin)
|
|
1724 next_curwin_size = 0;
|
|
1725 else if (totwincount > 1
|
|
1726 && (room + (totwincount - 2))
|
|
1727 / (totwincount - 1) > p_wh)
|
|
1728 {
|
|
1729 next_curwin_size = (room + p_wh + totwincount * p_wmh
|
|
1730 + (totwincount - 1)) / totwincount;
|
|
1731 room -= next_curwin_size - p_wh;
|
|
1732 }
|
|
1733 else
|
|
1734 next_curwin_size = p_wh;
|
|
1735 }
|
|
1736 }
|
|
1737
|
|
1738 if (has_next_curwin)
|
|
1739 --totwincount; /* don't count curwin */
|
|
1740 }
|
|
1741
|
|
1742 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1743 {
|
|
1744 n = m = 0;
|
|
1745 wincount = 1;
|
|
1746 if (fr->fr_next == NULL)
|
|
1747 /* last frame gets all that remains (avoid roundoff error) */
|
|
1748 new_size = height;
|
|
1749 else if (dir == 'h')
|
|
1750 new_size = fr->fr_height;
|
|
1751 else if (frame_fixed_height(fr))
|
|
1752 {
|
|
1753 new_size = fr->fr_newheight;
|
|
1754 wincount = 0; /* doesn't count as a sizeable window */
|
|
1755 }
|
|
1756 else
|
|
1757 {
|
|
1758 /* Compute the maximum number of windows vert. in "fr". */
|
|
1759 n = frame_minheight(fr, NOWIN);
|
|
1760 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
|
|
1761 / (p_wmh + 1);
|
|
1762 m = frame_minheight(fr, next_curwin);
|
|
1763 if (has_next_curwin)
|
|
1764 hnc = frame_has_win(fr, next_curwin);
|
|
1765 else
|
|
1766 hnc = FALSE;
|
|
1767 if (hnc) /* don't count next_curwin */
|
|
1768 --wincount;
|
|
1769 if (totwincount == 0)
|
|
1770 new_size = room;
|
|
1771 else
|
|
1772 new_size = (wincount * room + ((unsigned)totwincount >> 1))
|
|
1773 / totwincount;
|
|
1774 if (hnc) /* add next_curwin size */
|
|
1775 {
|
|
1776 next_curwin_size -= p_wh - (m - n);
|
|
1777 new_size += next_curwin_size;
|
|
1778 room -= new_size - next_curwin_size;
|
|
1779 }
|
|
1780 else
|
|
1781 room -= new_size;
|
|
1782 new_size += n;
|
|
1783 }
|
|
1784 /* Skip frame that is full width when splitting or closing a
|
|
1785 * window, unless equalizing all frames. */
|
|
1786 if (!current || dir != 'h' || topfr->fr_parent != NULL
|
|
1787 || (new_size != fr->fr_height)
|
|
1788 || frame_has_win(fr, next_curwin))
|
|
1789 win_equal_rec(next_curwin, current, fr, dir, col, row,
|
|
1790 width, new_size);
|
|
1791 row += new_size;
|
|
1792 height -= new_size;
|
|
1793 totwincount -= wincount;
|
|
1794 }
|
|
1795 }
|
|
1796 }
|
|
1797
|
|
1798 /*
|
|
1799 * close all windows for buffer 'buf'
|
|
1800 */
|
|
1801 void
|
671
|
1802 close_windows(buf, keep_curwin)
|
7
|
1803 buf_T *buf;
|
671
|
1804 int keep_curwin; /* don't close "curwin" */
|
7
|
1805 {
|
671
|
1806 win_T *wp;
|
|
1807 tabpage_T *tp, *nexttp;
|
|
1808 int h = tabpageline_height();
|
7
|
1809
|
|
1810 ++RedrawingDisabled;
|
671
|
1811
|
|
1812 for (wp = firstwin; wp != NULL && lastwin != firstwin; )
|
7
|
1813 {
|
671
|
1814 if (wp->w_buffer == buf && (!keep_curwin || wp != curwin))
|
7
|
1815 {
|
671
|
1816 win_close(wp, FALSE);
|
|
1817
|
|
1818 /* Start all over, autocommands may change the window layout. */
|
|
1819 wp = firstwin;
|
7
|
1820 }
|
|
1821 else
|
671
|
1822 wp = wp->w_next;
|
7
|
1823 }
|
671
|
1824
|
|
1825 /* Also check windows in other tab pages. */
|
|
1826 for (tp = first_tabpage; tp != NULL; tp = nexttp)
|
|
1827 {
|
|
1828 nexttp = tp->tp_next;
|
672
|
1829 if (tp != curtab)
|
671
|
1830 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next)
|
|
1831 if (wp->w_buffer == buf)
|
|
1832 {
|
|
1833 win_close_othertab(wp, FALSE, tp);
|
|
1834
|
|
1835 /* Start all over, the tab page may be closed and
|
|
1836 * autocommands may change the window layout. */
|
|
1837 nexttp = first_tabpage;
|
|
1838 break;
|
|
1839 }
|
|
1840 }
|
|
1841
|
7
|
1842 --RedrawingDisabled;
|
671
|
1843
|
|
1844 if (h != tabpageline_height())
|
|
1845 shell_new_rows();
|
7
|
1846 }
|
|
1847
|
|
1848 /*
|
667
|
1849 * Return TRUE if the current window is the only window that exists.
|
672
|
1850 * Returns FALSE if there is a window, possibly in another tab page.
|
667
|
1851 */
|
672
|
1852 static int
|
667
|
1853 last_window()
|
|
1854 {
|
|
1855 return (lastwin == firstwin && first_tabpage->tp_next == NULL);
|
|
1856 }
|
|
1857
|
|
1858 /*
|
671
|
1859 * Close window "win".
|
7
|
1860 * If "free_buf" is TRUE related buffer may be unloaded.
|
|
1861 *
|
|
1862 * called by :quit, :close, :xit, :wq and findtag()
|
|
1863 */
|
|
1864 void
|
|
1865 win_close(win, free_buf)
|
|
1866 win_T *win;
|
|
1867 int free_buf;
|
|
1868 {
|
|
1869 win_T *wp;
|
667
|
1870 buf_T *old_curbuf = curbuf;
|
7
|
1871 #ifdef FEAT_AUTOCMD
|
|
1872 int other_buffer = FALSE;
|
|
1873 #endif
|
|
1874 int close_curwin = FALSE;
|
|
1875 int dir;
|
|
1876 int help_window = FALSE;
|
|
1877
|
667
|
1878 if (last_window())
|
7
|
1879 {
|
|
1880 EMSG(_("E444: Cannot close last window"));
|
|
1881 return;
|
|
1882 }
|
|
1883
|
|
1884 /* When closing the help window, try restoring a snapshot after closing
|
|
1885 * the window. Otherwise clear the snapshot, it's now invalid. */
|
|
1886 if (win->w_buffer->b_help)
|
|
1887 help_window = TRUE;
|
|
1888 else
|
|
1889 clear_snapshot();
|
|
1890
|
|
1891 #ifdef FEAT_AUTOCMD
|
|
1892 if (win == curwin)
|
|
1893 {
|
|
1894 /*
|
|
1895 * Guess which window is going to be the new current window.
|
|
1896 * This may change because of the autocommands (sigh).
|
|
1897 */
|
671
|
1898 wp = frame2win(win_altframe(win, NULL));
|
7
|
1899
|
|
1900 /*
|
|
1901 * Be careful: If autocommands delete the window, return now.
|
|
1902 */
|
|
1903 if (wp->w_buffer != curbuf)
|
|
1904 {
|
|
1905 other_buffer = TRUE;
|
|
1906 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
667
|
1907 if (!win_valid(win) || last_window())
|
7
|
1908 return;
|
|
1909 }
|
|
1910 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
667
|
1911 if (!win_valid(win) || last_window())
|
7
|
1912 return;
|
|
1913 # ifdef FEAT_EVAL
|
|
1914 /* autocmds may abort script processing */
|
|
1915 if (aborting())
|
|
1916 return;
|
|
1917 # endif
|
|
1918 }
|
|
1919 #endif
|
|
1920
|
|
1921 /*
|
|
1922 * Close the link to the buffer.
|
|
1923 */
|
|
1924 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0);
|
|
1925 /* Autocommands may have closed the window already, or closed the only
|
|
1926 * other window. */
|
667
|
1927 if (!win_valid(win) || last_window())
|
7
|
1928 return;
|
|
1929
|
355
|
1930 /* Free the memory used for the window. */
|
671
|
1931 wp = win_free_mem(win, &dir, NULL);
|
7
|
1932
|
667
|
1933 /* When closing the last window in a tab page go to another tab page. */
|
|
1934 if (wp == NULL)
|
|
1935 {
|
|
1936 tabpage_T *ptp = NULL;
|
|
1937 tabpage_T *tp;
|
|
1938 tabpage_T *atp = alt_tabpage();
|
|
1939
|
672
|
1940 for (tp = first_tabpage; tp != curtab; tp = tp->tp_next)
|
667
|
1941 ptp = tp;
|
|
1942 if (tp == NULL)
|
|
1943 {
|
|
1944 EMSG2(_(e_intern2), "win_close()");
|
|
1945 return;
|
|
1946 }
|
|
1947 if (ptp == NULL)
|
|
1948 first_tabpage = tp->tp_next;
|
|
1949 else
|
|
1950 ptp->tp_next = tp->tp_next;
|
672
|
1951 free_tabpage(tp);
|
667
|
1952
|
|
1953 /* We don't do the window resizing stuff, let enter_tabpage() take
|
|
1954 * care of entering a window in another tab page. */
|
|
1955 enter_tabpage(atp, old_curbuf);
|
|
1956 return;
|
|
1957 }
|
|
1958
|
7
|
1959 /* Make sure curwin isn't invalid. It can cause severe trouble when
|
|
1960 * printing an error message. For win_equal() curbuf needs to be valid
|
|
1961 * too. */
|
667
|
1962 else if (win == curwin)
|
7
|
1963 {
|
|
1964 curwin = wp;
|
|
1965 #ifdef FEAT_QUICKFIX
|
|
1966 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer))
|
|
1967 {
|
|
1968 /*
|
|
1969 * The cursor goes to the preview or the quickfix window, try
|
|
1970 * finding another window to go to.
|
|
1971 */
|
|
1972 for (;;)
|
|
1973 {
|
|
1974 if (wp->w_next == NULL)
|
|
1975 wp = firstwin;
|
|
1976 else
|
|
1977 wp = wp->w_next;
|
|
1978 if (wp == curwin)
|
|
1979 break;
|
|
1980 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer))
|
|
1981 {
|
|
1982 curwin = wp;
|
|
1983 break;
|
|
1984 }
|
|
1985 }
|
|
1986 }
|
|
1987 #endif
|
|
1988 curbuf = curwin->w_buffer;
|
|
1989 close_curwin = TRUE;
|
|
1990 }
|
36
|
1991 if (p_ea
|
|
1992 #ifdef FEAT_VERTSPLIT
|
|
1993 && (*p_ead == 'b' || *p_ead == dir)
|
|
1994 #endif
|
|
1995 )
|
7
|
1996 win_equal(curwin, TRUE,
|
|
1997 #ifdef FEAT_VERTSPLIT
|
|
1998 dir
|
|
1999 #else
|
|
2000 0
|
|
2001 #endif
|
|
2002 );
|
|
2003 else
|
|
2004 win_comp_pos();
|
|
2005 if (close_curwin)
|
|
2006 {
|
|
2007 win_enter_ext(wp, FALSE, TRUE);
|
|
2008 #ifdef FEAT_AUTOCMD
|
|
2009 if (other_buffer)
|
|
2010 /* careful: after this wp and win may be invalid! */
|
|
2011 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
2012 #endif
|
|
2013 }
|
|
2014
|
|
2015 /*
|
667
|
2016 * If last window has a status line now and we don't want one,
|
|
2017 * remove the status line.
|
7
|
2018 */
|
|
2019 last_status(FALSE);
|
|
2020
|
|
2021 /* After closing the help window, try restoring the window layout from
|
|
2022 * before it was opened. */
|
|
2023 if (help_window)
|
|
2024 restore_snapshot(close_curwin);
|
|
2025
|
|
2026 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)
|
|
2027 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */
|
|
2028 if (gui.in_use && !win_hasvertsplit())
|
|
2029 gui_init_which_components(NULL);
|
|
2030 #endif
|
|
2031
|
|
2032 redraw_all_later(NOT_VALID);
|
|
2033 }
|
|
2034
|
|
2035 /*
|
671
|
2036 * Close window "win" in tab page "tp", which is not the current tab page.
|
|
2037 * This may be the last window ih that tab page and result in closing the tab,
|
|
2038 * thus "tp" may become invalid!
|
|
2039 * Called must check if buffer is hidden.
|
|
2040 */
|
|
2041 void
|
|
2042 win_close_othertab(win, free_buf, tp)
|
|
2043 win_T *win;
|
|
2044 int free_buf;
|
|
2045 tabpage_T *tp;
|
|
2046 {
|
|
2047 win_T *wp;
|
|
2048 int dir;
|
|
2049 tabpage_T *ptp = NULL;
|
|
2050
|
|
2051 /* Close the link to the buffer. */
|
|
2052 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0);
|
|
2053
|
|
2054 /* Careful: Autocommands may have closed the tab page or made it the
|
|
2055 * current tab page. */
|
|
2056 for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next)
|
|
2057 ;
|
672
|
2058 if (ptp == NULL || tp == curtab)
|
671
|
2059 return;
|
|
2060
|
|
2061 /* Autocommands may have closed the window already. */
|
|
2062 for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next)
|
|
2063 ;
|
|
2064 if (wp == NULL)
|
|
2065 return;
|
|
2066
|
|
2067 /* Free the memory used for the window. */
|
|
2068 wp = win_free_mem(win, &dir, tp);
|
|
2069
|
|
2070 /* When closing the last window in a tab page remove the tab page. */
|
|
2071 if (wp == NULL)
|
|
2072 {
|
|
2073 if (tp == first_tabpage)
|
|
2074 first_tabpage = tp->tp_next;
|
|
2075 else
|
|
2076 {
|
|
2077 for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp;
|
|
2078 ptp = ptp->tp_next)
|
|
2079 ;
|
|
2080 if (ptp == NULL)
|
|
2081 {
|
|
2082 EMSG2(_(e_intern2), "win_close_othertab()");
|
|
2083 return;
|
|
2084 }
|
|
2085 ptp->tp_next = tp->tp_next;
|
|
2086 }
|
|
2087 vim_free(tp);
|
|
2088 }
|
|
2089 }
|
|
2090
|
|
2091 /*
|
355
|
2092 * Free the memory used for a window.
|
|
2093 * Returns a pointer to the window that got the freed up space.
|
|
2094 */
|
|
2095 static win_T *
|
671
|
2096 win_free_mem(win, dirp, tp)
|
355
|
2097 win_T *win;
|
|
2098 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */
|
671
|
2099 tabpage_T *tp; /* tab page "win" is in, NULL for current */
|
355
|
2100 {
|
|
2101 frame_T *frp;
|
|
2102 win_T *wp;
|
|
2103
|
358
|
2104 #ifdef FEAT_FOLDING
|
|
2105 clearFolding(win);
|
|
2106 #endif
|
|
2107
|
355
|
2108 /* reduce the reference count to the argument list. */
|
|
2109 alist_unlink(win->w_alist);
|
|
2110
|
667
|
2111 /* Remove the window and its frame from the tree of frames. */
|
355
|
2112 frp = win->w_frame;
|
671
|
2113 wp = winframe_remove(win, dirp, tp);
|
355
|
2114 vim_free(frp);
|
671
|
2115 win_free(win, tp);
|
355
|
2116
|
|
2117 return wp;
|
|
2118 }
|
|
2119
|
|
2120 #if defined(EXITFREE) || defined(PROTO)
|
|
2121 void
|
|
2122 win_free_all()
|
|
2123 {
|
|
2124 int dummy;
|
|
2125
|
671
|
2126 # ifdef FEAT_WINDOWS
|
|
2127 while (first_tabpage->tp_next != NULL)
|
|
2128 tabpage_close(TRUE);
|
|
2129 # endif
|
|
2130
|
355
|
2131 while (firstwin != NULL)
|
671
|
2132 (void)win_free_mem(firstwin, &dummy, NULL);
|
355
|
2133 }
|
|
2134 #endif
|
|
2135
|
|
2136 /*
|
7
|
2137 * Remove a window and its frame from the tree of frames.
|
|
2138 * Returns a pointer to the window that got the freed up space.
|
|
2139 */
|
|
2140 /*ARGSUSED*/
|
|
2141 static win_T *
|
671
|
2142 winframe_remove(win, dirp, tp)
|
7
|
2143 win_T *win;
|
|
2144 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */
|
671
|
2145 tabpage_T *tp; /* tab page "win" is in, NULL for current */
|
7
|
2146 {
|
|
2147 frame_T *frp, *frp2, *frp3;
|
|
2148 frame_T *frp_close = win->w_frame;
|
|
2149 win_T *wp;
|
|
2150 int old_height = 0;
|
|
2151
|
|
2152 /*
|
671
|
2153 * If there is only one window there is nothing to remove.
|
|
2154 */
|
|
2155 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin)
|
|
2156 return NULL;
|
|
2157
|
|
2158 /*
|
7
|
2159 * Remove the window from its frame.
|
|
2160 */
|
671
|
2161 frp2 = win_altframe(win, tp);
|
7
|
2162 wp = frame2win(frp2);
|
|
2163
|
|
2164 /* Remove this frame from the list of frames. */
|
|
2165 frame_remove(frp_close);
|
|
2166
|
|
2167 #ifdef FEAT_VERTSPLIT
|
|
2168 if (frp_close->fr_parent->fr_layout == FR_COL)
|
|
2169 {
|
|
2170 #endif
|
|
2171 /* When 'winfixheight' is set, remember its old size and restore
|
|
2172 * it later (it's a simplistic solution...). Don't do this if the
|
|
2173 * window will occupy the full height of the screen. */
|
|
2174 if (frp2->fr_win != NULL
|
|
2175 && (frp2->fr_next != NULL || frp2->fr_prev != NULL)
|
|
2176 && frp2->fr_win->w_p_wfh)
|
|
2177 old_height = frp2->fr_win->w_height;
|
|
2178 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height,
|
|
2179 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE);
|
|
2180 if (old_height != 0)
|
|
2181 win_setheight_win(old_height, frp2->fr_win);
|
|
2182 #ifdef FEAT_VERTSPLIT
|
|
2183 *dirp = 'v';
|
|
2184 }
|
|
2185 else
|
|
2186 {
|
|
2187 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width,
|
|
2188 frp2 == frp_close->fr_next ? TRUE : FALSE);
|
|
2189 *dirp = 'h';
|
|
2190 }
|
|
2191 #endif
|
|
2192
|
|
2193 /* If rows/columns go to a window below/right its positions need to be
|
|
2194 * updated. Can only be done after the sizes have been updated. */
|
|
2195 if (frp2 == frp_close->fr_next)
|
|
2196 {
|
|
2197 int row = win->w_winrow;
|
|
2198 int col = W_WINCOL(win);
|
|
2199
|
|
2200 frame_comp_pos(frp2, &row, &col);
|
|
2201 }
|
|
2202
|
|
2203 if (frp2->fr_next == NULL && frp2->fr_prev == NULL)
|
|
2204 {
|
|
2205 /* There is no other frame in this list, move its info to the parent
|
|
2206 * and remove it. */
|
|
2207 frp2->fr_parent->fr_layout = frp2->fr_layout;
|
|
2208 frp2->fr_parent->fr_child = frp2->fr_child;
|
|
2209 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2210 frp->fr_parent = frp2->fr_parent;
|
|
2211 frp2->fr_parent->fr_win = frp2->fr_win;
|
|
2212 if (frp2->fr_win != NULL)
|
|
2213 frp2->fr_win->w_frame = frp2->fr_parent;
|
|
2214 frp = frp2->fr_parent;
|
|
2215 vim_free(frp2);
|
|
2216
|
|
2217 frp2 = frp->fr_parent;
|
|
2218 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout)
|
|
2219 {
|
|
2220 /* The frame above the parent has the same layout, have to merge
|
|
2221 * the frames into this list. */
|
|
2222 if (frp2->fr_child == frp)
|
|
2223 frp2->fr_child = frp->fr_child;
|
|
2224 frp->fr_child->fr_prev = frp->fr_prev;
|
|
2225 if (frp->fr_prev != NULL)
|
|
2226 frp->fr_prev->fr_next = frp->fr_child;
|
|
2227 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next)
|
|
2228 {
|
|
2229 frp3->fr_parent = frp2;
|
|
2230 if (frp3->fr_next == NULL)
|
|
2231 {
|
|
2232 frp3->fr_next = frp->fr_next;
|
|
2233 if (frp->fr_next != NULL)
|
|
2234 frp->fr_next->fr_prev = frp3;
|
|
2235 break;
|
|
2236 }
|
|
2237 }
|
|
2238 vim_free(frp);
|
|
2239 }
|
|
2240 }
|
|
2241
|
|
2242 return wp;
|
|
2243 }
|
|
2244
|
|
2245 /*
|
|
2246 * Find out which frame is going to get the freed up space when "win" is
|
|
2247 * closed.
|
|
2248 * if 'splitbelow'/'splitleft' the space goes to the window above/left.
|
|
2249 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right.
|
|
2250 * This makes opening a window and closing it immediately keep the same window
|
|
2251 * layout.
|
|
2252 */
|
|
2253 static frame_T *
|
671
|
2254 win_altframe(win, tp)
|
7
|
2255 win_T *win;
|
671
|
2256 tabpage_T *tp; /* tab page "win" is in, NULL for current */
|
7
|
2257 {
|
|
2258 frame_T *frp;
|
|
2259 int b;
|
|
2260
|
671
|
2261 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin)
|
667
|
2262 /* Last window in this tab page, will go to next tab page. */
|
|
2263 return alt_tabpage()->tp_curwin->w_frame;
|
|
2264
|
7
|
2265 frp = win->w_frame;
|
|
2266 #ifdef FEAT_VERTSPLIT
|
355
|
2267 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW)
|
7
|
2268 b = p_spr;
|
|
2269 else
|
|
2270 #endif
|
|
2271 b = p_sb;
|
|
2272 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL)
|
|
2273 return frp->fr_next;
|
|
2274 return frp->fr_prev;
|
|
2275 }
|
|
2276
|
|
2277 /*
|
667
|
2278 * Return the tabpage that will be used if the current one is closed.
|
|
2279 */
|
|
2280 static tabpage_T *
|
|
2281 alt_tabpage()
|
|
2282 {
|
672
|
2283 tabpage_T *tp;
|
|
2284
|
674
|
2285 /* Use the next tab page if we are currently at the first one. */
|
|
2286 if (curtab == first_tabpage)
|
672
|
2287 return curtab->tp_next;
|
|
2288
|
|
2289 /* Find the previous tab page. */
|
|
2290 for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next)
|
|
2291 if (tp->tp_next == curtab)
|
674
|
2292 break;
|
|
2293 return tp;
|
667
|
2294 }
|
|
2295
|
|
2296 /*
|
7
|
2297 * Find the left-upper window in frame "frp".
|
|
2298 */
|
|
2299 static win_T *
|
|
2300 frame2win(frp)
|
|
2301 frame_T *frp;
|
|
2302 {
|
|
2303 while (frp->fr_win == NULL)
|
|
2304 frp = frp->fr_child;
|
|
2305 return frp->fr_win;
|
|
2306 }
|
|
2307
|
|
2308 /*
|
|
2309 * Return TRUE if frame "frp" contains window "wp".
|
|
2310 */
|
|
2311 static int
|
|
2312 frame_has_win(frp, wp)
|
|
2313 frame_T *frp;
|
|
2314 win_T *wp;
|
|
2315 {
|
|
2316 frame_T *p;
|
|
2317
|
|
2318 if (frp->fr_layout == FR_LEAF)
|
|
2319 return frp->fr_win == wp;
|
|
2320
|
|
2321 for (p = frp->fr_child; p != NULL; p = p->fr_next)
|
|
2322 if (frame_has_win(p, wp))
|
|
2323 return TRUE;
|
|
2324 return FALSE;
|
|
2325 }
|
|
2326
|
|
2327 /*
|
|
2328 * Set a new height for a frame. Recursively sets the height for contained
|
|
2329 * frames and windows. Caller must take care of positions.
|
|
2330 */
|
|
2331 static void
|
|
2332 frame_new_height(topfrp, height, topfirst, wfh)
|
|
2333 frame_T *topfrp;
|
|
2334 int height;
|
|
2335 int topfirst; /* resize topmost contained frame first */
|
|
2336 int wfh; /* obey 'winfixheight' when there is a choice;
|
|
2337 may cause the height not to be set */
|
|
2338 {
|
|
2339 frame_T *frp;
|
|
2340 int extra_lines;
|
|
2341 int h;
|
|
2342
|
|
2343 if (topfrp->fr_win != NULL)
|
|
2344 {
|
|
2345 /* Simple case: just one window. */
|
|
2346 win_new_height(topfrp->fr_win,
|
|
2347 height - topfrp->fr_win->w_status_height);
|
|
2348 }
|
|
2349 #ifdef FEAT_VERTSPLIT
|
|
2350 else if (topfrp->fr_layout == FR_ROW)
|
|
2351 {
|
|
2352 do
|
|
2353 {
|
|
2354 /* All frames in this row get the same new height. */
|
|
2355 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2356 {
|
|
2357 frame_new_height(frp, height, topfirst, wfh);
|
|
2358 if (frp->fr_height > height)
|
|
2359 {
|
|
2360 /* Could not fit the windows, make the whole row higher. */
|
|
2361 height = frp->fr_height;
|
|
2362 break;
|
|
2363 }
|
|
2364 }
|
|
2365 }
|
|
2366 while (frp != NULL);
|
|
2367 }
|
|
2368 #endif
|
|
2369 else
|
|
2370 {
|
|
2371 /* Complicated case: Resize a column of frames. Resize the bottom
|
|
2372 * frame first, frames above that when needed. */
|
|
2373
|
|
2374 frp = topfrp->fr_child;
|
|
2375 if (wfh)
|
|
2376 /* Advance past frames with one window with 'wfh' set. */
|
|
2377 while (frame_fixed_height(frp))
|
|
2378 {
|
|
2379 frp = frp->fr_next;
|
|
2380 if (frp == NULL)
|
|
2381 return; /* no frame without 'wfh', give up */
|
|
2382 }
|
|
2383 if (!topfirst)
|
|
2384 {
|
|
2385 /* Find the bottom frame of this column */
|
|
2386 while (frp->fr_next != NULL)
|
|
2387 frp = frp->fr_next;
|
|
2388 if (wfh)
|
|
2389 /* Advance back for frames with one window with 'wfh' set. */
|
|
2390 while (frame_fixed_height(frp))
|
|
2391 frp = frp->fr_prev;
|
|
2392 }
|
|
2393
|
|
2394 extra_lines = height - topfrp->fr_height;
|
|
2395 if (extra_lines < 0)
|
|
2396 {
|
|
2397 /* reduce height of contained frames, bottom or top frame first */
|
|
2398 while (frp != NULL)
|
|
2399 {
|
|
2400 h = frame_minheight(frp, NULL);
|
|
2401 if (frp->fr_height + extra_lines < h)
|
|
2402 {
|
|
2403 extra_lines += frp->fr_height - h;
|
|
2404 frame_new_height(frp, h, topfirst, wfh);
|
|
2405 }
|
|
2406 else
|
|
2407 {
|
|
2408 frame_new_height(frp, frp->fr_height + extra_lines,
|
|
2409 topfirst, wfh);
|
|
2410 break;
|
|
2411 }
|
|
2412 if (topfirst)
|
|
2413 {
|
|
2414 do
|
|
2415 frp = frp->fr_next;
|
|
2416 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2417 }
|
|
2418 else
|
|
2419 {
|
|
2420 do
|
|
2421 frp = frp->fr_prev;
|
|
2422 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2423 }
|
|
2424 /* Increase "height" if we could not reduce enough frames. */
|
|
2425 if (frp == NULL)
|
|
2426 height -= extra_lines;
|
|
2427 }
|
|
2428 }
|
|
2429 else if (extra_lines > 0)
|
|
2430 {
|
|
2431 /* increase height of bottom or top frame */
|
|
2432 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh);
|
|
2433 }
|
|
2434 }
|
|
2435 topfrp->fr_height = height;
|
|
2436 }
|
|
2437
|
|
2438 /*
|
|
2439 * Return TRUE if height of frame "frp" should not be changed because of
|
|
2440 * the 'winfixheight' option.
|
|
2441 */
|
|
2442 static int
|
|
2443 frame_fixed_height(frp)
|
|
2444 frame_T *frp;
|
|
2445 {
|
|
2446 /* frame with one window: fixed height if 'winfixheight' set. */
|
|
2447 if (frp->fr_win != NULL)
|
|
2448 return frp->fr_win->w_p_wfh;
|
|
2449
|
|
2450 if (frp->fr_layout == FR_ROW)
|
|
2451 {
|
|
2452 /* The frame is fixed height if one of the frames in the row is fixed
|
|
2453 * height. */
|
|
2454 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2455 if (frame_fixed_height(frp))
|
|
2456 return TRUE;
|
|
2457 return FALSE;
|
|
2458 }
|
|
2459
|
|
2460 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the
|
|
2461 * frames in the row are fixed height. */
|
|
2462 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2463 if (!frame_fixed_height(frp))
|
|
2464 return FALSE;
|
|
2465 return TRUE;
|
|
2466 }
|
|
2467
|
|
2468 #ifdef FEAT_VERTSPLIT
|
|
2469 /*
|
|
2470 * Add a status line to windows at the bottom of "frp".
|
|
2471 * Note: Does not check if there is room!
|
|
2472 */
|
|
2473 static void
|
|
2474 frame_add_statusline(frp)
|
|
2475 frame_T *frp;
|
|
2476 {
|
|
2477 win_T *wp;
|
|
2478
|
|
2479 if (frp->fr_layout == FR_LEAF)
|
|
2480 {
|
|
2481 wp = frp->fr_win;
|
|
2482 if (wp->w_status_height == 0)
|
|
2483 {
|
|
2484 if (wp->w_height > 0) /* don't make it negative */
|
|
2485 --wp->w_height;
|
|
2486 wp->w_status_height = STATUS_HEIGHT;
|
|
2487 }
|
|
2488 }
|
|
2489 else if (frp->fr_layout == FR_ROW)
|
|
2490 {
|
|
2491 /* Handle all the frames in the row. */
|
|
2492 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2493 frame_add_statusline(frp);
|
|
2494 }
|
|
2495 else /* frp->fr_layout == FR_COL */
|
|
2496 {
|
|
2497 /* Only need to handle the last frame in the column. */
|
|
2498 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next)
|
|
2499 ;
|
|
2500 frame_add_statusline(frp);
|
|
2501 }
|
|
2502 }
|
|
2503
|
|
2504 /*
|
|
2505 * Set width of a frame. Handles recursively going through contained frames.
|
|
2506 * May remove separator line for windows at the right side (for win_close()).
|
|
2507 */
|
|
2508 static void
|
|
2509 frame_new_width(topfrp, width, leftfirst)
|
|
2510 frame_T *topfrp;
|
|
2511 int width;
|
|
2512 int leftfirst; /* resize leftmost contained frame first */
|
|
2513 {
|
|
2514 frame_T *frp;
|
|
2515 int extra_cols;
|
|
2516 int w;
|
|
2517 win_T *wp;
|
|
2518
|
|
2519 if (topfrp->fr_layout == FR_LEAF)
|
|
2520 {
|
|
2521 /* Simple case: just one window. */
|
|
2522 wp = topfrp->fr_win;
|
|
2523 /* Find out if there are any windows right of this one. */
|
|
2524 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent)
|
|
2525 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL)
|
|
2526 break;
|
|
2527 if (frp->fr_parent == NULL)
|
|
2528 wp->w_vsep_width = 0;
|
|
2529 win_new_width(wp, width - wp->w_vsep_width);
|
|
2530 }
|
|
2531 else if (topfrp->fr_layout == FR_COL)
|
|
2532 {
|
|
2533 /* All frames in this column get the same new width. */
|
|
2534 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2535 frame_new_width(frp, width, leftfirst);
|
|
2536 }
|
|
2537 else /* fr_layout == FR_ROW */
|
|
2538 {
|
|
2539 /* Complicated case: Resize a row of frames. Resize the rightmost
|
|
2540 * frame first, frames left of it when needed. */
|
|
2541
|
|
2542 /* Find the rightmost frame of this row */
|
|
2543 frp = topfrp->fr_child;
|
|
2544 if (!leftfirst)
|
|
2545 while (frp->fr_next != NULL)
|
|
2546 frp = frp->fr_next;
|
|
2547
|
|
2548 extra_cols = width - topfrp->fr_width;
|
|
2549 if (extra_cols < 0)
|
|
2550 {
|
|
2551 /* reduce frame width, rightmost frame first */
|
|
2552 while (frp != NULL)
|
|
2553 {
|
|
2554 w = frame_minwidth(frp, NULL);
|
|
2555 if (frp->fr_width + extra_cols < w)
|
|
2556 {
|
|
2557 extra_cols += frp->fr_width - w;
|
|
2558 frame_new_width(frp, w, leftfirst);
|
|
2559 }
|
|
2560 else
|
|
2561 {
|
|
2562 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2563 break;
|
|
2564 }
|
|
2565 if (leftfirst)
|
|
2566 frp = frp->fr_next;
|
|
2567 else
|
|
2568 frp = frp->fr_prev;
|
|
2569 }
|
|
2570 }
|
|
2571 else if (extra_cols > 0)
|
|
2572 {
|
|
2573 /* increase width of rightmost frame */
|
|
2574 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2575 }
|
|
2576 }
|
|
2577 topfrp->fr_width = width;
|
|
2578 }
|
|
2579
|
|
2580 /*
|
|
2581 * Add the vertical separator to windows at the right side of "frp".
|
|
2582 * Note: Does not check if there is room!
|
|
2583 */
|
|
2584 static void
|
|
2585 frame_add_vsep(frp)
|
|
2586 frame_T *frp;
|
|
2587 {
|
|
2588 win_T *wp;
|
|
2589
|
|
2590 if (frp->fr_layout == FR_LEAF)
|
|
2591 {
|
|
2592 wp = frp->fr_win;
|
|
2593 if (wp->w_vsep_width == 0)
|
|
2594 {
|
|
2595 if (wp->w_width > 0) /* don't make it negative */
|
|
2596 --wp->w_width;
|
|
2597 wp->w_vsep_width = 1;
|
|
2598 }
|
|
2599 }
|
|
2600 else if (frp->fr_layout == FR_COL)
|
|
2601 {
|
|
2602 /* Handle all the frames in the column. */
|
|
2603 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2604 frame_add_vsep(frp);
|
|
2605 }
|
|
2606 else /* frp->fr_layout == FR_ROW */
|
|
2607 {
|
|
2608 /* Only need to handle the last frame in the row. */
|
|
2609 frp = frp->fr_child;
|
|
2610 while (frp->fr_next != NULL)
|
|
2611 frp = frp->fr_next;
|
|
2612 frame_add_vsep(frp);
|
|
2613 }
|
|
2614 }
|
|
2615
|
|
2616 /*
|
|
2617 * Set frame width from the window it contains.
|
|
2618 */
|
|
2619 static void
|
|
2620 frame_fix_width(wp)
|
|
2621 win_T *wp;
|
|
2622 {
|
|
2623 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width;
|
|
2624 }
|
|
2625 #endif
|
|
2626
|
|
2627 /*
|
|
2628 * Set frame height from the window it contains.
|
|
2629 */
|
|
2630 static void
|
|
2631 frame_fix_height(wp)
|
|
2632 win_T *wp;
|
|
2633 {
|
|
2634 wp->w_frame->fr_height = wp->w_height + wp->w_status_height;
|
|
2635 }
|
|
2636
|
|
2637 /*
|
|
2638 * Compute the minimal height for frame "topfrp".
|
|
2639 * Uses the 'winminheight' option.
|
|
2640 * When "next_curwin" isn't NULL, use p_wh for this window.
|
|
2641 * When "next_curwin" is NOWIN, don't use at least one line for the current
|
|
2642 * window.
|
|
2643 */
|
|
2644 static int
|
|
2645 frame_minheight(topfrp, next_curwin)
|
|
2646 frame_T *topfrp;
|
|
2647 win_T *next_curwin;
|
|
2648 {
|
|
2649 frame_T *frp;
|
|
2650 int m;
|
|
2651 #ifdef FEAT_VERTSPLIT
|
|
2652 int n;
|
|
2653 #endif
|
|
2654
|
|
2655 if (topfrp->fr_win != NULL)
|
|
2656 {
|
|
2657 if (topfrp->fr_win == next_curwin)
|
|
2658 m = p_wh + topfrp->fr_win->w_status_height;
|
|
2659 else
|
|
2660 {
|
|
2661 /* window: minimal height of the window plus status line */
|
|
2662 m = p_wmh + topfrp->fr_win->w_status_height;
|
|
2663 /* Current window is minimal one line high */
|
|
2664 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2665 ++m;
|
|
2666 }
|
|
2667 }
|
|
2668 #ifdef FEAT_VERTSPLIT
|
|
2669 else if (topfrp->fr_layout == FR_ROW)
|
|
2670 {
|
|
2671 /* get the minimal height from each frame in this row */
|
|
2672 m = 0;
|
|
2673 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2674 {
|
|
2675 n = frame_minheight(frp, next_curwin);
|
|
2676 if (n > m)
|
|
2677 m = n;
|
|
2678 }
|
|
2679 }
|
|
2680 #endif
|
|
2681 else
|
|
2682 {
|
|
2683 /* Add up the minimal heights for all frames in this column. */
|
|
2684 m = 0;
|
|
2685 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2686 m += frame_minheight(frp, next_curwin);
|
|
2687 }
|
|
2688
|
|
2689 return m;
|
|
2690 }
|
|
2691
|
|
2692 #ifdef FEAT_VERTSPLIT
|
|
2693 /*
|
|
2694 * Compute the minimal width for frame "topfrp".
|
|
2695 * When "next_curwin" isn't NULL, use p_wiw for this window.
|
|
2696 * When "next_curwin" is NOWIN, don't use at least one column for the current
|
|
2697 * window.
|
|
2698 */
|
|
2699 static int
|
|
2700 frame_minwidth(topfrp, next_curwin)
|
|
2701 frame_T *topfrp;
|
|
2702 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */
|
|
2703 {
|
|
2704 frame_T *frp;
|
|
2705 int m, n;
|
|
2706
|
|
2707 if (topfrp->fr_win != NULL)
|
|
2708 {
|
|
2709 if (topfrp->fr_win == next_curwin)
|
|
2710 m = p_wiw + topfrp->fr_win->w_vsep_width;
|
|
2711 else
|
|
2712 {
|
|
2713 /* window: minimal width of the window plus separator column */
|
|
2714 m = p_wmw + topfrp->fr_win->w_vsep_width;
|
|
2715 /* Current window is minimal one column wide */
|
|
2716 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2717 ++m;
|
|
2718 }
|
|
2719 }
|
|
2720 else if (topfrp->fr_layout == FR_COL)
|
|
2721 {
|
|
2722 /* get the minimal width from each frame in this column */
|
|
2723 m = 0;
|
|
2724 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2725 {
|
|
2726 n = frame_minwidth(frp, next_curwin);
|
|
2727 if (n > m)
|
|
2728 m = n;
|
|
2729 }
|
|
2730 }
|
|
2731 else
|
|
2732 {
|
|
2733 /* Add up the minimal widths for all frames in this row. */
|
|
2734 m = 0;
|
|
2735 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2736 m += frame_minwidth(frp, next_curwin);
|
|
2737 }
|
|
2738
|
|
2739 return m;
|
|
2740 }
|
|
2741 #endif
|
|
2742
|
|
2743
|
|
2744 /*
|
|
2745 * Try to close all windows except current one.
|
|
2746 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is
|
|
2747 * used and the buffer was modified.
|
|
2748 *
|
|
2749 * Used by ":bdel" and ":only".
|
|
2750 */
|
|
2751 void
|
|
2752 close_others(message, forceit)
|
|
2753 int message;
|
|
2754 int forceit; /* always hide all other windows */
|
|
2755 {
|
|
2756 win_T *wp;
|
|
2757 win_T *nextwp;
|
|
2758 int r;
|
|
2759
|
|
2760 if (lastwin == firstwin)
|
|
2761 {
|
|
2762 if (message
|
|
2763 #ifdef FEAT_AUTOCMD
|
|
2764 && !autocmd_busy
|
|
2765 #endif
|
|
2766 )
|
|
2767 MSG(_("Already only one window"));
|
|
2768 return;
|
|
2769 }
|
|
2770
|
|
2771 /* Be very careful here: autocommands may change the window layout. */
|
|
2772 for (wp = firstwin; win_valid(wp); wp = nextwp)
|
|
2773 {
|
|
2774 nextwp = wp->w_next;
|
|
2775 if (wp != curwin) /* don't close current window */
|
|
2776 {
|
|
2777
|
|
2778 /* Check if it's allowed to abandon this window */
|
|
2779 r = can_abandon(wp->w_buffer, forceit);
|
|
2780 #ifdef FEAT_AUTOCMD
|
|
2781 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2782 {
|
|
2783 nextwp = firstwin;
|
|
2784 continue;
|
|
2785 }
|
|
2786 #endif
|
|
2787 if (!r)
|
|
2788 {
|
|
2789 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2790 if (message && (p_confirm || cmdmod.confirm) && p_write)
|
|
2791 {
|
|
2792 dialog_changed(wp->w_buffer, FALSE);
|
|
2793 # ifdef FEAT_AUTOCMD
|
|
2794 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2795 {
|
|
2796 nextwp = firstwin;
|
|
2797 continue;
|
|
2798 }
|
|
2799 # endif
|
|
2800 }
|
|
2801 if (bufIsChanged(wp->w_buffer))
|
|
2802 #endif
|
|
2803 continue;
|
|
2804 }
|
|
2805 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer));
|
|
2806 }
|
|
2807 }
|
|
2808
|
667
|
2809 if (message && lastwin != firstwin)
|
7
|
2810 EMSG(_("E445: Other window contains changes"));
|
|
2811 }
|
|
2812
|
|
2813 #endif /* FEAT_WINDOWS */
|
|
2814
|
|
2815 /*
|
|
2816 * init the cursor in the window
|
|
2817 *
|
|
2818 * called when a new file is being edited
|
|
2819 */
|
|
2820 void
|
|
2821 win_init(wp)
|
|
2822 win_T *wp;
|
|
2823 {
|
|
2824 redraw_win_later(wp, NOT_VALID);
|
|
2825 wp->w_lines_valid = 0;
|
|
2826 wp->w_cursor.lnum = 1;
|
|
2827 wp->w_curswant = wp->w_cursor.col = 0;
|
|
2828 #ifdef FEAT_VIRTUALEDIT
|
|
2829 wp->w_cursor.coladd = 0;
|
|
2830 #endif
|
|
2831 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */
|
|
2832 wp->w_pcmark.col = 0;
|
|
2833 wp->w_prev_pcmark.lnum = 0;
|
|
2834 wp->w_prev_pcmark.col = 0;
|
|
2835 wp->w_topline = 1;
|
|
2836 #ifdef FEAT_DIFF
|
|
2837 wp->w_topfill = 0;
|
|
2838 #endif
|
|
2839 wp->w_botline = 2;
|
|
2840 #ifdef FEAT_FKMAP
|
|
2841 if (curwin->w_p_rl)
|
|
2842 wp->w_farsi = W_CONV + W_R_L;
|
|
2843 else
|
|
2844 wp->w_farsi = W_CONV;
|
|
2845 #endif
|
|
2846 }
|
|
2847
|
|
2848 /*
|
|
2849 * Allocate the first window and put an empty buffer in it.
|
|
2850 * Called from main().
|
667
|
2851 * Return FAIL when something goes wrong (out of memory).
|
7
|
2852 */
|
667
|
2853 int
|
7
|
2854 win_alloc_first()
|
|
2855 {
|
667
|
2856 if (win_alloc_firstwin() == FAIL)
|
|
2857 return FAIL;
|
|
2858
|
|
2859 #ifdef FEAT_WINDOWS
|
672
|
2860 first_tabpage = alloc_tabpage();
|
667
|
2861 if (first_tabpage == NULL)
|
|
2862 return FAIL;
|
|
2863 first_tabpage->tp_topframe = topframe;
|
672
|
2864 curtab = first_tabpage;
|
667
|
2865 #endif
|
|
2866 return OK;
|
|
2867 }
|
|
2868
|
|
2869 /*
|
|
2870 * Allocate one window and put an empty buffer in it.
|
|
2871 * Called to create the first window in a new tab page.
|
|
2872 * Return FAIL when something goes wrong (out of memory).
|
|
2873 */
|
|
2874 static int
|
|
2875 win_alloc_firstwin()
|
|
2876 {
|
7
|
2877 curwin = win_alloc(NULL);
|
|
2878 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED);
|
|
2879 if (curwin == NULL || curbuf == NULL)
|
667
|
2880 return FAIL;
|
7
|
2881 curwin->w_buffer = curbuf;
|
|
2882 curbuf->b_nwindows = 1; /* there is one window */
|
|
2883 #ifdef FEAT_WINDOWS
|
|
2884 curwin->w_alist = &global_alist;
|
|
2885 #endif
|
|
2886 win_init(curwin); /* init current window */
|
|
2887
|
|
2888 topframe = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
2889 if (topframe == NULL)
|
667
|
2890 return FAIL;
|
7
|
2891 topframe->fr_layout = FR_LEAF;
|
|
2892 #ifdef FEAT_VERTSPLIT
|
|
2893 topframe->fr_width = Columns;
|
|
2894 #endif
|
|
2895 topframe->fr_height = Rows - p_ch;
|
170
|
2896 #ifdef FEAT_WINDOWS
|
|
2897 p_ch_used = p_ch;
|
|
2898 #endif
|
7
|
2899 topframe->fr_win = curwin;
|
|
2900 curwin->w_frame = topframe;
|
667
|
2901
|
|
2902 return OK;
|
|
2903 }
|
|
2904
|
|
2905 /*
|
|
2906 * Initialize the window and frame size to the maximum.
|
|
2907 */
|
|
2908 void
|
|
2909 win_init_size()
|
|
2910 {
|
|
2911 firstwin->w_height = ROWS_AVAIL;
|
|
2912 topframe->fr_height = ROWS_AVAIL;
|
|
2913 #ifdef FEAT_VERTSPLIT
|
|
2914 firstwin->w_width = Columns;
|
|
2915 topframe->fr_width = Columns;
|
|
2916 #endif
|
7
|
2917 }
|
|
2918
|
|
2919 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
672
|
2920
|
|
2921 /*
|
|
2922 * Allocate a new tabpage_T and init the values.
|
|
2923 * Returns NULL when out of memory.
|
|
2924 */
|
|
2925 static tabpage_T *
|
|
2926 alloc_tabpage()
|
|
2927 {
|
|
2928 tabpage_T *tp;
|
|
2929
|
|
2930 tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T));
|
|
2931 if (tp != NULL)
|
|
2932 {
|
|
2933 # ifdef FEAT_DIFF
|
|
2934 tp->tp_diff_invalid = TRUE;
|
|
2935 # endif
|
|
2936 }
|
|
2937 return tp;
|
|
2938 }
|
|
2939
|
|
2940 static void
|
|
2941 free_tabpage(tp)
|
|
2942 tabpage_T *tp;
|
|
2943 {
|
|
2944 # ifdef FEAT_DIFF
|
|
2945 diff_clear(tp);
|
|
2946 # endif
|
|
2947 vim_free(tp);
|
|
2948 }
|
|
2949
|
667
|
2950 /*
|
|
2951 * Create a new Tab page with one empty window.
|
|
2952 * Put it just after the current Tab page.
|
|
2953 * Return FAIL or OK.
|
|
2954 */
|
|
2955 int
|
|
2956 win_new_tabpage()
|
|
2957 {
|
672
|
2958 tabpage_T *tp = curtab;
|
667
|
2959 tabpage_T *newtp;
|
|
2960
|
672
|
2961 newtp = alloc_tabpage();
|
667
|
2962 if (newtp == NULL)
|
|
2963 return FAIL;
|
|
2964
|
|
2965 /* Remember the current windows in this Tab page. */
|
674
|
2966 if (leave_tabpage(NULL) == FAIL)
|
|
2967 {
|
|
2968 vim_free(newtp);
|
|
2969 return FAIL;
|
|
2970 }
|
672
|
2971 curtab = newtp;
|
667
|
2972
|
|
2973 /* Create a new empty window. */
|
|
2974 if (win_alloc_firstwin() == OK)
|
|
2975 {
|
|
2976 /* copy options from previous to new curwin */
|
|
2977 win_copy_options(tp->tp_curwin, curwin);
|
|
2978
|
|
2979 /* Make the new Tab page the new topframe. */
|
|
2980 newtp->tp_next = tp->tp_next;
|
|
2981 tp->tp_next = newtp;
|
|
2982 win_init_size();
|
|
2983 firstwin->w_winrow = tabpageline_height();
|
|
2984
|
|
2985 newtp->tp_topframe = topframe;
|
671
|
2986 last_status(FALSE);
|
667
|
2987 redraw_all_later(CLEAR);
|
|
2988 return OK;
|
|
2989 }
|
|
2990
|
|
2991 /* Failed, get back the previous Tab page */
|
674
|
2992 enter_tabpage(curtab, curbuf);
|
667
|
2993 return FAIL;
|
|
2994 }
|
|
2995
|
|
2996 /*
|
672
|
2997 * Create up to "maxcount" tabpages with empty windows.
|
|
2998 * Returns the number of resulting tab pages.
|
667
|
2999 */
|
672
|
3000 int
|
|
3001 make_tabpages(maxcount)
|
|
3002 int maxcount;
|
667
|
3003 {
|
672
|
3004 int count = maxcount;
|
|
3005 int todo;
|
|
3006
|
|
3007 /* Limit to 10 tabs. */
|
|
3008 if (count > 10)
|
|
3009 count = 10;
|
|
3010
|
|
3011 #ifdef FEAT_AUTOCMD
|
|
3012 /*
|
|
3013 * Don't execute autocommands while creating the tab pages. Must do that
|
|
3014 * when putting the buffers in the windows.
|
|
3015 */
|
|
3016 ++autocmd_block;
|
|
3017 #endif
|
|
3018
|
|
3019 for (todo = count - 1; todo > 0; --todo)
|
|
3020 if (win_new_tabpage() == FAIL)
|
667
|
3021 break;
|
672
|
3022
|
|
3023 #ifdef FEAT_AUTOCMD
|
|
3024 --autocmd_block;
|
|
3025 #endif
|
|
3026
|
|
3027 /* return actual number of tab pages */
|
|
3028 return (count - todo);
|
667
|
3029 }
|
|
3030
|
|
3031 /*
|
671
|
3032 * Return TRUE when "tpc" points to a valid tab page.
|
|
3033 */
|
|
3034 int
|
|
3035 valid_tabpage(tpc)
|
|
3036 tabpage_T *tpc;
|
|
3037 {
|
|
3038 tabpage_T *tp;
|
|
3039
|
|
3040 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next)
|
|
3041 if (tp == tpc)
|
|
3042 return TRUE;
|
|
3043 return FALSE;
|
|
3044 }
|
|
3045
|
|
3046 /*
|
|
3047 * Find tab page "n" (first one is 1). Returns NULL when not found.
|
|
3048 */
|
|
3049 tabpage_T *
|
|
3050 find_tabpage(n)
|
|
3051 int n;
|
|
3052 {
|
|
3053 tabpage_T *tp;
|
|
3054 int i = 1;
|
|
3055
|
|
3056 for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next)
|
|
3057 ++i;
|
|
3058 return tp;
|
|
3059 }
|
|
3060
|
|
3061 /*
|
674
|
3062 * Prepare for leaving the current tab page.
|
|
3063 * When autocomands change "curtab" we don't leave the tab page and return
|
|
3064 * FAIL.
|
|
3065 * Careful: When OK is returned need to get a new tab page very very soon!
|
667
|
3066 */
|
674
|
3067 /*ARGSUSED*/
|
|
3068 static int
|
|
3069 leave_tabpage(new_curbuf)
|
|
3070 buf_T *new_curbuf; /* what is going to be the new curbuf,
|
|
3071 NULL if unknown */
|
667
|
3072 {
|
674
|
3073 tabpage_T *tp = curtab;
|
|
3074
|
|
3075 #ifdef FEAT_AUTOCMD
|
|
3076 if (new_curbuf != curbuf)
|
|
3077 {
|
|
3078 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
3079 if (curtab != tp)
|
|
3080 return FAIL;
|
|
3081 }
|
|
3082 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
|
3083 if (curtab != tp)
|
|
3084 return FAIL;
|
|
3085 apply_autocmds(EVENT_TABLEAVEPRE, NULL, NULL, FALSE, curbuf);
|
|
3086 if (curtab != tp)
|
|
3087 return FAIL;
|
|
3088 #endif
|
668
|
3089 #if defined(FEAT_GUI)
|
|
3090 /* Remove the scrollbars. They may be added back later. */
|
|
3091 if (gui.in_use)
|
|
3092 gui_remove_scrollbars();
|
|
3093 #endif
|
667
|
3094 tp->tp_curwin = curwin;
|
671
|
3095 tp->tp_prevwin = prevwin;
|
667
|
3096 tp->tp_firstwin = firstwin;
|
|
3097 tp->tp_lastwin = lastwin;
|
668
|
3098 tp->tp_old_Rows = Rows;
|
|
3099 tp->tp_old_Columns = Columns;
|
667
|
3100 firstwin = NULL;
|
|
3101 lastwin = NULL;
|
674
|
3102 return OK;
|
667
|
3103 }
|
|
3104
|
|
3105 /*
|
|
3106 * Start using tab page "tp".
|
|
3107 */
|
|
3108 /*ARGSUSED*/
|
|
3109 static void
|
|
3110 enter_tabpage(tp, old_curbuf)
|
|
3111 tabpage_T *tp;
|
|
3112 buf_T *old_curbuf;
|
|
3113 {
|
668
|
3114 int old_off = tp->tp_firstwin->w_winrow;
|
|
3115
|
672
|
3116 curtab = tp;
|
667
|
3117 firstwin = tp->tp_firstwin;
|
|
3118 lastwin = tp->tp_lastwin;
|
|
3119 topframe = tp->tp_topframe;
|
|
3120 win_enter_ext(tp->tp_curwin, FALSE, TRUE);
|
671
|
3121 prevwin = tp->tp_prevwin;
|
667
|
3122
|
|
3123 #ifdef FEAT_AUTOCMD
|
674
|
3124 apply_autocmds(EVENT_TABENTERPOST, NULL, NULL, FALSE, curbuf);
|
|
3125 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf);
|
667
|
3126 if (old_curbuf != curbuf)
|
|
3127 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
3128 #endif
|
|
3129
|
668
|
3130 last_status(FALSE); /* status line may appear or disappear */
|
|
3131 (void)win_comp_pos(); /* recompute w_winrow for all windows */
|
672
|
3132 must_redraw = CLEAR; /* need to redraw everything */
|
|
3133 #ifdef FEAT_DIFF
|
|
3134 diff_need_scrollbind = TRUE;
|
|
3135 #endif
|
668
|
3136
|
|
3137 /* The tabpage line may have appeared or disappeared, may need to resize
|
|
3138 * the frames for that. When the Vim window was resized need to update
|
|
3139 * frame sizes too. */
|
674
|
3140 if (curtab->tp_old_Rows != Rows || old_off != firstwin->w_winrow)
|
668
|
3141 shell_new_rows();
|
|
3142 #ifdef FEAT_VERTSPLIT
|
674
|
3143 if (curtab->tp_old_Columns != Columns && starting == 0)
|
668
|
3144 shell_new_columns(); /* update window widths */
|
|
3145 #endif
|
|
3146
|
|
3147 #if defined(FEAT_GUI)
|
|
3148 /* When 'guioptions' includes 'L' or 'R' may have to remove or add
|
|
3149 * scrollbars. Have to update them anyway. */
|
|
3150 if (gui.in_use)
|
|
3151 {
|
|
3152 out_flush();
|
667
|
3153 gui_init_which_components(NULL);
|
668
|
3154 gui_update_scrollbars(TRUE);
|
|
3155 }
|
|
3156 need_mouse_correct = TRUE;
|
667
|
3157 #endif
|
|
3158
|
|
3159 redraw_all_later(CLEAR);
|
|
3160 }
|
|
3161
|
|
3162 /*
|
|
3163 * Go to tab page "n". For ":tab N" and "Ngt".
|
|
3164 */
|
|
3165 void
|
|
3166 goto_tabpage(n)
|
|
3167 int n;
|
|
3168 {
|
|
3169 tabpage_T *tp;
|
|
3170 int i;
|
|
3171
|
|
3172 if (n == 0)
|
|
3173 {
|
|
3174 /* No count, go to next tab page, wrap around end. */
|
674
|
3175 if (curtab->tp_next == NULL)
|
667
|
3176 tp = first_tabpage;
|
|
3177 else
|
674
|
3178 tp = curtab->tp_next;
|
667
|
3179 }
|
|
3180 else
|
|
3181 {
|
|
3182 /* Go to tab page "n". */
|
|
3183 i = 0;
|
671
|
3184 for (tp = first_tabpage; ++i != n && tp != NULL; tp = tp->tp_next)
|
|
3185 ;
|
|
3186 if (tp == NULL)
|
|
3187 {
|
|
3188 beep_flush();
|
|
3189 return;
|
|
3190 }
|
667
|
3191 }
|
|
3192
|
674
|
3193 if (leave_tabpage(tp->tp_curwin->w_buffer) == OK)
|
|
3194 {
|
|
3195 if (valid_tabpage(tp))
|
|
3196 enter_tabpage(tp, curbuf);
|
|
3197 else
|
|
3198 enter_tabpage(curtab, curbuf);
|
|
3199 }
|
667
|
3200 }
|
7
|
3201
|
|
3202 /*
|
|
3203 * Go to another window.
|
|
3204 * When jumping to another buffer, stop Visual mode. Do this before
|
|
3205 * changing windows so we can yank the selection into the '*' register.
|
|
3206 * When jumping to another window on the same buffer, adjust its cursor
|
|
3207 * position to keep the same Visual area.
|
|
3208 */
|
|
3209 void
|
|
3210 win_goto(wp)
|
|
3211 win_T *wp;
|
|
3212 {
|
633
|
3213 if (text_locked())
|
7
|
3214 {
|
|
3215 beep_flush();
|
633
|
3216 text_locked_msg();
|
7
|
3217 return;
|
|
3218 }
|
631
|
3219
|
7
|
3220 #ifdef FEAT_VISUAL
|
|
3221 if (wp->w_buffer != curbuf)
|
|
3222 reset_VIsual_and_resel();
|
|
3223 else if (VIsual_active)
|
|
3224 wp->w_cursor = curwin->w_cursor;
|
|
3225 #endif
|
|
3226
|
|
3227 #ifdef FEAT_GUI
|
|
3228 need_mouse_correct = TRUE;
|
|
3229 #endif
|
|
3230 win_enter(wp, TRUE);
|
|
3231 }
|
|
3232
|
|
3233 #if defined(FEAT_PERL) || defined(PROTO)
|
|
3234 /*
|
|
3235 * Find window number "winnr" (counting top to bottom).
|
|
3236 */
|
|
3237 win_T *
|
|
3238 win_find_nr(winnr)
|
|
3239 int winnr;
|
|
3240 {
|
|
3241 win_T *wp;
|
|
3242
|
|
3243 # ifdef FEAT_WINDOWS
|
|
3244 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3245 if (--winnr == 0)
|
|
3246 break;
|
|
3247 return wp;
|
|
3248 # else
|
|
3249 return curwin;
|
|
3250 # endif
|
|
3251 }
|
|
3252 #endif
|
|
3253
|
|
3254 #ifdef FEAT_VERTSPLIT
|
|
3255 /*
|
|
3256 * Move to window above or below "count" times.
|
|
3257 */
|
|
3258 static void
|
|
3259 win_goto_ver(up, count)
|
|
3260 int up; /* TRUE to go to win above */
|
|
3261 long count;
|
|
3262 {
|
|
3263 frame_T *fr;
|
|
3264 frame_T *nfr;
|
|
3265 frame_T *foundfr;
|
|
3266
|
|
3267 foundfr = curwin->w_frame;
|
|
3268 while (count--)
|
|
3269 {
|
|
3270 /*
|
|
3271 * First go upwards in the tree of frames until we find a upwards or
|
|
3272 * downwards neighbor.
|
|
3273 */
|
|
3274 fr = foundfr;
|
|
3275 for (;;)
|
|
3276 {
|
|
3277 if (fr == topframe)
|
|
3278 goto end;
|
|
3279 if (up)
|
|
3280 nfr = fr->fr_prev;
|
|
3281 else
|
|
3282 nfr = fr->fr_next;
|
|
3283 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL)
|
|
3284 break;
|
|
3285 fr = fr->fr_parent;
|
|
3286 }
|
|
3287
|
|
3288 /*
|
|
3289 * Now go downwards to find the bottom or top frame in it.
|
|
3290 */
|
|
3291 for (;;)
|
|
3292 {
|
|
3293 if (nfr->fr_layout == FR_LEAF)
|
|
3294 {
|
|
3295 foundfr = nfr;
|
|
3296 break;
|
|
3297 }
|
|
3298 fr = nfr->fr_child;
|
|
3299 if (nfr->fr_layout == FR_ROW)
|
|
3300 {
|
|
3301 /* Find the frame at the cursor row. */
|
|
3302 while (fr->fr_next != NULL
|
|
3303 && frame2win(fr)->w_wincol + fr->fr_width
|
|
3304 <= curwin->w_wincol + curwin->w_wcol)
|
|
3305 fr = fr->fr_next;
|
|
3306 }
|
|
3307 if (nfr->fr_layout == FR_COL && up)
|
|
3308 while (fr->fr_next != NULL)
|
|
3309 fr = fr->fr_next;
|
|
3310 nfr = fr;
|
|
3311 }
|
|
3312 }
|
|
3313 end:
|
|
3314 if (foundfr != NULL)
|
|
3315 win_goto(foundfr->fr_win);
|
|
3316 }
|
|
3317
|
|
3318 /*
|
|
3319 * Move to left or right window.
|
|
3320 */
|
|
3321 static void
|
|
3322 win_goto_hor(left, count)
|
|
3323 int left; /* TRUE to go to left win */
|
|
3324 long count;
|
|
3325 {
|
|
3326 frame_T *fr;
|
|
3327 frame_T *nfr;
|
|
3328 frame_T *foundfr;
|
|
3329
|
|
3330 foundfr = curwin->w_frame;
|
|
3331 while (count--)
|
|
3332 {
|
|
3333 /*
|
|
3334 * First go upwards in the tree of frames until we find a left or
|
|
3335 * right neighbor.
|
|
3336 */
|
|
3337 fr = foundfr;
|
|
3338 for (;;)
|
|
3339 {
|
|
3340 if (fr == topframe)
|
|
3341 goto end;
|
|
3342 if (left)
|
|
3343 nfr = fr->fr_prev;
|
|
3344 else
|
|
3345 nfr = fr->fr_next;
|
|
3346 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL)
|
|
3347 break;
|
|
3348 fr = fr->fr_parent;
|
|
3349 }
|
|
3350
|
|
3351 /*
|
|
3352 * Now go downwards to find the leftmost or rightmost frame in it.
|
|
3353 */
|
|
3354 for (;;)
|
|
3355 {
|
|
3356 if (nfr->fr_layout == FR_LEAF)
|
|
3357 {
|
|
3358 foundfr = nfr;
|
|
3359 break;
|
|
3360 }
|
|
3361 fr = nfr->fr_child;
|
|
3362 if (nfr->fr_layout == FR_COL)
|
|
3363 {
|
|
3364 /* Find the frame at the cursor row. */
|
|
3365 while (fr->fr_next != NULL
|
|
3366 && frame2win(fr)->w_winrow + fr->fr_height
|
|
3367 <= curwin->w_winrow + curwin->w_wrow)
|
|
3368 fr = fr->fr_next;
|
|
3369 }
|
|
3370 if (nfr->fr_layout == FR_ROW && left)
|
|
3371 while (fr->fr_next != NULL)
|
|
3372 fr = fr->fr_next;
|
|
3373 nfr = fr;
|
|
3374 }
|
|
3375 }
|
|
3376 end:
|
|
3377 if (foundfr != NULL)
|
|
3378 win_goto(foundfr->fr_win);
|
|
3379 }
|
|
3380 #endif
|
|
3381
|
|
3382 /*
|
|
3383 * Make window "wp" the current window.
|
|
3384 */
|
|
3385 void
|
|
3386 win_enter(wp, undo_sync)
|
|
3387 win_T *wp;
|
|
3388 int undo_sync;
|
|
3389 {
|
|
3390 win_enter_ext(wp, undo_sync, FALSE);
|
|
3391 }
|
|
3392
|
|
3393 /*
|
|
3394 * Make window wp the current window.
|
|
3395 * Can be called with "curwin_invalid" TRUE, which means that curwin has just
|
|
3396 * been closed and isn't valid.
|
|
3397 */
|
|
3398 static void
|
|
3399 win_enter_ext(wp, undo_sync, curwin_invalid)
|
|
3400 win_T *wp;
|
|
3401 int undo_sync;
|
|
3402 int curwin_invalid;
|
|
3403 {
|
|
3404 #ifdef FEAT_AUTOCMD
|
|
3405 int other_buffer = FALSE;
|
|
3406 #endif
|
|
3407
|
|
3408 if (wp == curwin && !curwin_invalid) /* nothing to do */
|
|
3409 return;
|
|
3410
|
|
3411 #ifdef FEAT_AUTOCMD
|
|
3412 if (!curwin_invalid)
|
|
3413 {
|
|
3414 /*
|
|
3415 * Be careful: If autocommands delete the window, return now.
|
|
3416 */
|
|
3417 if (wp->w_buffer != curbuf)
|
|
3418 {
|
|
3419 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
3420 other_buffer = TRUE;
|
|
3421 if (!win_valid(wp))
|
|
3422 return;
|
|
3423 }
|
|
3424 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
|
3425 if (!win_valid(wp))
|
|
3426 return;
|
|
3427 # ifdef FEAT_EVAL
|
|
3428 /* autocmds may abort script processing */
|
|
3429 if (aborting())
|
|
3430 return;
|
|
3431 # endif
|
|
3432 }
|
|
3433 #endif
|
|
3434
|
|
3435 /* sync undo before leaving the current buffer */
|
|
3436 if (undo_sync && curbuf != wp->w_buffer)
|
|
3437 u_sync();
|
|
3438 /* may have to copy the buffer options when 'cpo' contains 'S' */
|
|
3439 if (wp->w_buffer != curbuf)
|
|
3440 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP);
|
|
3441 if (!curwin_invalid)
|
|
3442 {
|
|
3443 prevwin = curwin; /* remember for CTRL-W p */
|
|
3444 curwin->w_redr_status = TRUE;
|
|
3445 }
|
|
3446 curwin = wp;
|
|
3447 curbuf = wp->w_buffer;
|
|
3448 check_cursor();
|
|
3449 #ifdef FEAT_VIRTUALEDIT
|
|
3450 if (!virtual_active())
|
|
3451 curwin->w_cursor.coladd = 0;
|
|
3452 #endif
|
|
3453 changed_line_abv_curs(); /* assume cursor position needs updating */
|
|
3454
|
|
3455 if (curwin->w_localdir != NULL)
|
|
3456 {
|
|
3457 /* Window has a local directory: Save current directory as global
|
|
3458 * directory (unless that was done already) and change to the local
|
|
3459 * directory. */
|
|
3460 if (globaldir == NULL)
|
|
3461 {
|
|
3462 char_u cwd[MAXPATHL];
|
|
3463
|
|
3464 if (mch_dirname(cwd, MAXPATHL) == OK)
|
|
3465 globaldir = vim_strsave(cwd);
|
|
3466 }
|
|
3467 mch_chdir((char *)curwin->w_localdir);
|
|
3468 shorten_fnames(TRUE);
|
|
3469 }
|
|
3470 else if (globaldir != NULL)
|
|
3471 {
|
|
3472 /* Window doesn't have a local directory and we are not in the global
|
|
3473 * directory: Change to the global directory. */
|
|
3474 mch_chdir((char *)globaldir);
|
|
3475 vim_free(globaldir);
|
|
3476 globaldir = NULL;
|
|
3477 shorten_fnames(TRUE);
|
|
3478 }
|
|
3479
|
|
3480 #ifdef FEAT_AUTOCMD
|
|
3481 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf);
|
|
3482 if (other_buffer)
|
|
3483 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
3484 #endif
|
|
3485
|
|
3486 #ifdef FEAT_TITLE
|
|
3487 maketitle();
|
|
3488 #endif
|
|
3489 curwin->w_redr_status = TRUE;
|
672
|
3490 redraw_tabline = TRUE;
|
7
|
3491 if (restart_edit)
|
|
3492 redraw_later(VALID); /* causes status line redraw */
|
|
3493
|
|
3494 /* set window height to desired minimal value */
|
|
3495 if (curwin->w_height < p_wh && !curwin->w_p_wfh)
|
|
3496 win_setheight((int)p_wh);
|
|
3497 else if (curwin->w_height == 0)
|
|
3498 win_setheight(1);
|
|
3499
|
|
3500 #ifdef FEAT_VERTSPLIT
|
|
3501 /* set window width to desired minimal value */
|
|
3502 if (curwin->w_width < p_wiw)
|
|
3503 win_setwidth((int)p_wiw);
|
|
3504 #endif
|
|
3505
|
|
3506 #ifdef FEAT_MOUSE
|
|
3507 setmouse(); /* in case jumped to/from help buffer */
|
|
3508 #endif
|
|
3509
|
|
3510 #if defined(FEAT_NETBEANS_INTG) || defined(FEAT_SUN_WORKSHOP)
|
|
3511 /* Change directories when the acd option is set on and after
|
|
3512 * switching windows. */
|
|
3513 if (p_acd && curbuf->b_ffname != NULL
|
|
3514 && vim_chdirfile(curbuf->b_ffname) == OK)
|
|
3515 shorten_fnames(TRUE);
|
|
3516 #endif
|
|
3517 }
|
|
3518
|
|
3519 #endif /* FEAT_WINDOWS */
|
|
3520
|
|
3521 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO)
|
|
3522 /*
|
|
3523 * Jump to the first open window that contains buffer buf if one exists
|
|
3524 * TODO: Alternatively jump to last open window? Dependent from 'splitbelow'?
|
|
3525 * Returns pointer to window if it exists, otherwise NULL.
|
|
3526 */
|
|
3527 win_T *
|
|
3528 buf_jump_open_win(buf)
|
|
3529 buf_T *buf;
|
|
3530 {
|
|
3531 # ifdef FEAT_WINDOWS
|
|
3532 win_T *wp;
|
|
3533
|
|
3534 for (wp = firstwin; wp; wp = wp->w_next)
|
|
3535 if (wp->w_buffer == buf)
|
|
3536 break;
|
|
3537 if (wp != NULL)
|
|
3538 win_enter(wp, FALSE);
|
|
3539 return wp;
|
|
3540 # else
|
|
3541 if (curwin->w_buffer == buf)
|
|
3542 return curwin;
|
|
3543 return NULL;
|
|
3544 # endif
|
|
3545 }
|
|
3546 #endif
|
|
3547
|
|
3548 /*
|
|
3549 * allocate a window structure and link it in the window list
|
|
3550 */
|
|
3551 /*ARGSUSED*/
|
|
3552 static win_T *
|
|
3553 win_alloc(after)
|
|
3554 win_T *after;
|
|
3555 {
|
|
3556 win_T *newwin;
|
|
3557
|
|
3558 /*
|
|
3559 * allocate window structure and linesizes arrays
|
|
3560 */
|
|
3561 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T));
|
|
3562 if (newwin != NULL && win_alloc_lines(newwin) == FAIL)
|
|
3563 {
|
|
3564 vim_free(newwin);
|
|
3565 newwin = NULL;
|
|
3566 }
|
|
3567
|
|
3568 if (newwin != NULL)
|
|
3569 {
|
|
3570 /*
|
|
3571 * link the window in the window list
|
|
3572 */
|
|
3573 #ifdef FEAT_WINDOWS
|
|
3574 win_append(after, newwin);
|
|
3575 #endif
|
|
3576 #ifdef FEAT_VERTSPLIT
|
|
3577 newwin->w_wincol = 0;
|
|
3578 newwin->w_width = Columns;
|
|
3579 #endif
|
|
3580
|
|
3581 /* position the display and the cursor at the top of the file. */
|
|
3582 newwin->w_topline = 1;
|
|
3583 #ifdef FEAT_DIFF
|
|
3584 newwin->w_topfill = 0;
|
|
3585 #endif
|
|
3586 newwin->w_botline = 2;
|
|
3587 newwin->w_cursor.lnum = 1;
|
|
3588 #ifdef FEAT_SCROLLBIND
|
|
3589 newwin->w_scbind_pos = 1;
|
|
3590 #endif
|
|
3591
|
|
3592 /* We won't calculate w_fraction until resizing the window */
|
|
3593 newwin->w_fraction = 0;
|
|
3594 newwin->w_prev_fraction_row = -1;
|
|
3595
|
|
3596 #ifdef FEAT_GUI
|
|
3597 if (gui.in_use)
|
|
3598 {
|
|
3599 out_flush();
|
|
3600 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT],
|
|
3601 SBAR_LEFT, newwin);
|
|
3602 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT],
|
|
3603 SBAR_RIGHT, newwin);
|
|
3604 }
|
|
3605 #endif
|
|
3606 #ifdef FEAT_EVAL
|
126
|
3607 /* init w: variables */
|
|
3608 init_var_dict(&newwin->w_vars, &newwin->w_winvar);
|
7
|
3609 #endif
|
|
3610 #ifdef FEAT_FOLDING
|
|
3611 foldInitWin(newwin);
|
|
3612 #endif
|
|
3613 }
|
|
3614 return newwin;
|
|
3615 }
|
|
3616
|
|
3617 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3618
|
|
3619 /*
|
|
3620 * remove window 'wp' from the window list and free the structure
|
|
3621 */
|
|
3622 static void
|
671
|
3623 win_free(wp, tp)
|
7
|
3624 win_T *wp;
|
671
|
3625 tabpage_T *tp; /* tab page "win" is in, NULL for current */
|
7
|
3626 {
|
|
3627 int i;
|
|
3628
|
14
|
3629 #ifdef FEAT_MZSCHEME
|
|
3630 mzscheme_window_free(wp);
|
|
3631 #endif
|
|
3632
|
7
|
3633 #ifdef FEAT_PERL
|
|
3634 perl_win_free(wp);
|
|
3635 #endif
|
|
3636
|
|
3637 #ifdef FEAT_PYTHON
|
|
3638 python_window_free(wp);
|
|
3639 #endif
|
|
3640
|
|
3641 #ifdef FEAT_TCL
|
|
3642 tcl_window_free(wp);
|
|
3643 #endif
|
|
3644
|
|
3645 #ifdef FEAT_RUBY
|
|
3646 ruby_window_free(wp);
|
|
3647 #endif
|
|
3648
|
|
3649 clear_winopt(&wp->w_onebuf_opt);
|
|
3650 clear_winopt(&wp->w_allbuf_opt);
|
|
3651
|
|
3652 #ifdef FEAT_EVAL
|
126
|
3653 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */
|
7
|
3654 #endif
|
|
3655
|
|
3656 if (prevwin == wp)
|
|
3657 prevwin = NULL;
|
|
3658 win_free_lsize(wp);
|
|
3659
|
|
3660 for (i = 0; i < wp->w_tagstacklen; ++i)
|
|
3661 vim_free(wp->w_tagstack[i].tagname);
|
|
3662
|
|
3663 vim_free(wp->w_localdir);
|
|
3664 #ifdef FEAT_SEARCH_EXTRA
|
|
3665 vim_free(wp->w_match.regprog);
|
|
3666 #endif
|
|
3667 #ifdef FEAT_JUMPLIST
|
|
3668 free_jumplist(wp);
|
|
3669 #endif
|
|
3670
|
643
|
3671 #ifdef FEAT_QUICKFIX
|
|
3672 qf_free_all(wp);
|
|
3673 #endif
|
|
3674
|
7
|
3675 #ifdef FEAT_GUI
|
|
3676 if (gui.in_use)
|
|
3677 {
|
|
3678 out_flush();
|
|
3679 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]);
|
|
3680 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]);
|
|
3681 }
|
|
3682 #endif /* FEAT_GUI */
|
|
3683
|
671
|
3684 win_remove(wp, tp);
|
7
|
3685 vim_free(wp);
|
|
3686 }
|
|
3687
|
|
3688 /*
|
|
3689 * Append window "wp" in the window list after window "after".
|
|
3690 */
|
|
3691 static void
|
|
3692 win_append(after, wp)
|
|
3693 win_T *after, *wp;
|
|
3694 {
|
|
3695 win_T *before;
|
|
3696
|
|
3697 if (after == NULL) /* after NULL is in front of the first */
|
|
3698 before = firstwin;
|
|
3699 else
|
|
3700 before = after->w_next;
|
|
3701
|
|
3702 wp->w_next = before;
|
|
3703 wp->w_prev = after;
|
|
3704 if (after == NULL)
|
|
3705 firstwin = wp;
|
|
3706 else
|
|
3707 after->w_next = wp;
|
|
3708 if (before == NULL)
|
|
3709 lastwin = wp;
|
|
3710 else
|
|
3711 before->w_prev = wp;
|
|
3712 }
|
|
3713
|
|
3714 /*
|
|
3715 * Remove a window from the window list.
|
|
3716 */
|
|
3717 static void
|
671
|
3718 win_remove(wp, tp)
|
7
|
3719 win_T *wp;
|
671
|
3720 tabpage_T *tp; /* tab page "win" is in, NULL for current */
|
7
|
3721 {
|
|
3722 if (wp->w_prev != NULL)
|
|
3723 wp->w_prev->w_next = wp->w_next;
|
671
|
3724 else if (tp == NULL)
|
|
3725 firstwin = wp->w_next;
|
7
|
3726 else
|
671
|
3727 tp->tp_firstwin = wp->w_next;
|
7
|
3728 if (wp->w_next != NULL)
|
|
3729 wp->w_next->w_prev = wp->w_prev;
|
671
|
3730 else if (tp == NULL)
|
|
3731 lastwin = wp->w_prev;
|
7
|
3732 else
|
671
|
3733 tp->tp_lastwin = wp->w_prev;
|
7
|
3734 }
|
|
3735
|
|
3736 /*
|
|
3737 * Append frame "frp" in a frame list after frame "after".
|
|
3738 */
|
|
3739 static void
|
|
3740 frame_append(after, frp)
|
|
3741 frame_T *after, *frp;
|
|
3742 {
|
|
3743 frp->fr_next = after->fr_next;
|
|
3744 after->fr_next = frp;
|
|
3745 if (frp->fr_next != NULL)
|
|
3746 frp->fr_next->fr_prev = frp;
|
|
3747 frp->fr_prev = after;
|
|
3748 }
|
|
3749
|
|
3750 /*
|
|
3751 * Insert frame "frp" in a frame list before frame "before".
|
|
3752 */
|
|
3753 static void
|
|
3754 frame_insert(before, frp)
|
|
3755 frame_T *before, *frp;
|
|
3756 {
|
|
3757 frp->fr_next = before;
|
|
3758 frp->fr_prev = before->fr_prev;
|
|
3759 before->fr_prev = frp;
|
|
3760 if (frp->fr_prev != NULL)
|
|
3761 frp->fr_prev->fr_next = frp;
|
|
3762 else
|
|
3763 frp->fr_parent->fr_child = frp;
|
|
3764 }
|
|
3765
|
|
3766 /*
|
|
3767 * Remove a frame from a frame list.
|
|
3768 */
|
|
3769 static void
|
|
3770 frame_remove(frp)
|
|
3771 frame_T *frp;
|
|
3772 {
|
|
3773 if (frp->fr_prev != NULL)
|
|
3774 frp->fr_prev->fr_next = frp->fr_next;
|
|
3775 else
|
|
3776 frp->fr_parent->fr_child = frp->fr_next;
|
|
3777 if (frp->fr_next != NULL)
|
|
3778 frp->fr_next->fr_prev = frp->fr_prev;
|
|
3779 }
|
|
3780
|
|
3781 #endif /* FEAT_WINDOWS */
|
|
3782
|
|
3783 /*
|
|
3784 * Allocate w_lines[] for window "wp".
|
|
3785 * Return FAIL for failure, OK for success.
|
|
3786 */
|
|
3787 int
|
|
3788 win_alloc_lines(wp)
|
|
3789 win_T *wp;
|
|
3790 {
|
|
3791 wp->w_lines_valid = 0;
|
|
3792 wp->w_lines = (wline_T *)alloc((unsigned)(Rows * sizeof(wline_T)));
|
|
3793 if (wp->w_lines == NULL)
|
|
3794 return FAIL;
|
|
3795 return OK;
|
|
3796 }
|
|
3797
|
|
3798 /*
|
|
3799 * free lsize arrays for a window
|
|
3800 */
|
|
3801 void
|
|
3802 win_free_lsize(wp)
|
|
3803 win_T *wp;
|
|
3804 {
|
|
3805 vim_free(wp->w_lines);
|
|
3806 wp->w_lines = NULL;
|
|
3807 }
|
|
3808
|
|
3809 /*
|
|
3810 * Called from win_new_shellsize() after Rows changed.
|
671
|
3811 * This only does the current tab page, others must be done when made active.
|
7
|
3812 */
|
|
3813 void
|
|
3814 shell_new_rows()
|
|
3815 {
|
667
|
3816 int h = (int)ROWS_AVAIL;
|
7
|
3817
|
|
3818 if (firstwin == NULL) /* not initialized yet */
|
|
3819 return;
|
|
3820 #ifdef FEAT_WINDOWS
|
|
3821 if (h < frame_minheight(topframe, NULL))
|
|
3822 h = frame_minheight(topframe, NULL);
|
|
3823 /* First try setting the heights of windows without 'winfixheight'. If
|
|
3824 * that doesn't result in the right height, forget about that option. */
|
|
3825 frame_new_height(topframe, h, FALSE, TRUE);
|
|
3826 if (topframe->fr_height != h)
|
|
3827 frame_new_height(topframe, h, FALSE, FALSE);
|
|
3828
|
|
3829 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3830 #else
|
|
3831 if (h < 1)
|
|
3832 h = 1;
|
|
3833 win_new_height(firstwin, h);
|
|
3834 #endif
|
|
3835 compute_cmdrow();
|
170
|
3836 #ifdef FEAT_WINDOWS
|
|
3837 p_ch_used = p_ch;
|
|
3838 #endif
|
|
3839
|
7
|
3840 #if 0
|
|
3841 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3842 if (p_ea)
|
|
3843 win_equal(curwin, FALSE, 'v');
|
|
3844 #endif
|
|
3845 }
|
|
3846
|
|
3847 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
3848 /*
|
|
3849 * Called from win_new_shellsize() after Columns changed.
|
|
3850 */
|
|
3851 void
|
|
3852 shell_new_columns()
|
|
3853 {
|
|
3854 if (firstwin == NULL) /* not initialized yet */
|
|
3855 return;
|
|
3856 frame_new_width(topframe, (int)Columns, FALSE);
|
|
3857 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3858 #if 0
|
|
3859 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3860 if (p_ea)
|
|
3861 win_equal(curwin, FALSE, 'h');
|
|
3862 #endif
|
|
3863 }
|
|
3864 #endif
|
|
3865
|
|
3866 #if defined(FEAT_CMDWIN) || defined(PROTO)
|
|
3867 /*
|
|
3868 * Save the size of all windows in "gap".
|
|
3869 */
|
|
3870 void
|
|
3871 win_size_save(gap)
|
|
3872 garray_T *gap;
|
|
3873
|
|
3874 {
|
|
3875 win_T *wp;
|
|
3876
|
|
3877 ga_init2(gap, (int)sizeof(int), 1);
|
|
3878 if (ga_grow(gap, win_count() * 2) == OK)
|
|
3879 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3880 {
|
|
3881 ((int *)gap->ga_data)[gap->ga_len++] =
|
|
3882 wp->w_width + wp->w_vsep_width;
|
|
3883 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height;
|
|
3884 }
|
|
3885 }
|
|
3886
|
|
3887 /*
|
|
3888 * Restore window sizes, but only if the number of windows is still the same.
|
|
3889 * Does not free the growarray.
|
|
3890 */
|
|
3891 void
|
|
3892 win_size_restore(gap)
|
|
3893 garray_T *gap;
|
|
3894 {
|
|
3895 win_T *wp;
|
|
3896 int i;
|
|
3897
|
|
3898 if (win_count() * 2 == gap->ga_len)
|
|
3899 {
|
|
3900 i = 0;
|
|
3901 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3902 {
|
|
3903 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]);
|
|
3904 win_setheight_win(((int *)gap->ga_data)[i++], wp);
|
|
3905 }
|
|
3906 /* recompute the window positions */
|
|
3907 (void)win_comp_pos();
|
|
3908 }
|
|
3909 }
|
|
3910 #endif /* FEAT_CMDWIN */
|
|
3911
|
|
3912 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3913 /*
|
|
3914 * Update the position for all windows, using the width and height of the
|
|
3915 * frames.
|
|
3916 * Returns the row just after the last window.
|
|
3917 */
|
668
|
3918 int
|
7
|
3919 win_comp_pos()
|
|
3920 {
|
667
|
3921 int row = tabpageline_height();
|
7
|
3922 int col = 0;
|
|
3923
|
|
3924 frame_comp_pos(topframe, &row, &col);
|
|
3925 return row;
|
|
3926 }
|
|
3927
|
|
3928 /*
|
|
3929 * Update the position of the windows in frame "topfrp", using the width and
|
|
3930 * height of the frames.
|
|
3931 * "*row" and "*col" are the top-left position of the frame. They are updated
|
|
3932 * to the bottom-right position plus one.
|
|
3933 */
|
|
3934 static void
|
|
3935 frame_comp_pos(topfrp, row, col)
|
|
3936 frame_T *topfrp;
|
|
3937 int *row;
|
|
3938 int *col;
|
|
3939 {
|
|
3940 win_T *wp;
|
|
3941 frame_T *frp;
|
|
3942 #ifdef FEAT_VERTSPLIT
|
|
3943 int startcol;
|
|
3944 int startrow;
|
|
3945 #endif
|
|
3946
|
|
3947 wp = topfrp->fr_win;
|
|
3948 if (wp != NULL)
|
|
3949 {
|
|
3950 if (wp->w_winrow != *row
|
|
3951 #ifdef FEAT_VERTSPLIT
|
|
3952 || wp->w_wincol != *col
|
|
3953 #endif
|
|
3954 )
|
|
3955 {
|
|
3956 /* position changed, redraw */
|
|
3957 wp->w_winrow = *row;
|
|
3958 #ifdef FEAT_VERTSPLIT
|
|
3959 wp->w_wincol = *col;
|
|
3960 #endif
|
|
3961 redraw_win_later(wp, NOT_VALID);
|
|
3962 wp->w_redr_status = TRUE;
|
|
3963 }
|
|
3964 *row += wp->w_height + wp->w_status_height;
|
|
3965 #ifdef FEAT_VERTSPLIT
|
|
3966 *col += wp->w_width + wp->w_vsep_width;
|
|
3967 #endif
|
|
3968 }
|
|
3969 else
|
|
3970 {
|
|
3971 #ifdef FEAT_VERTSPLIT
|
|
3972 startrow = *row;
|
|
3973 startcol = *col;
|
|
3974 #endif
|
|
3975 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
3976 {
|
|
3977 #ifdef FEAT_VERTSPLIT
|
|
3978 if (topfrp->fr_layout == FR_ROW)
|
|
3979 *row = startrow; /* all frames are at the same row */
|
|
3980 else
|
|
3981 *col = startcol; /* all frames are at the same col */
|
|
3982 #endif
|
|
3983 frame_comp_pos(frp, row, col);
|
|
3984 }
|
|
3985 }
|
|
3986 }
|
|
3987
|
|
3988 #endif /* FEAT_WINDOWS */
|
|
3989
|
|
3990 /*
|
|
3991 * Set current window height and take care of repositioning other windows to
|
|
3992 * fit around it.
|
|
3993 */
|
|
3994 void
|
|
3995 win_setheight(height)
|
|
3996 int height;
|
|
3997 {
|
|
3998 win_setheight_win(height, curwin);
|
|
3999 }
|
|
4000
|
|
4001 /*
|
|
4002 * Set the window height of window "win" and take care of repositioning other
|
|
4003 * windows to fit around it.
|
|
4004 */
|
|
4005 void
|
|
4006 win_setheight_win(height, win)
|
|
4007 int height;
|
|
4008 win_T *win;
|
|
4009 {
|
|
4010 int row;
|
|
4011
|
|
4012 if (win == curwin)
|
|
4013 {
|
|
4014 /* Always keep current window at least one line high, even when
|
|
4015 * 'winminheight' is zero. */
|
|
4016 #ifdef FEAT_WINDOWS
|
|
4017 if (height < p_wmh)
|
|
4018 height = p_wmh;
|
|
4019 #endif
|
|
4020 if (height == 0)
|
|
4021 height = 1;
|
|
4022 }
|
|
4023
|
|
4024 #ifdef FEAT_WINDOWS
|
|
4025 frame_setheight(win->w_frame, height + win->w_status_height);
|
|
4026
|
|
4027 /* recompute the window positions */
|
|
4028 row = win_comp_pos();
|
|
4029 #else
|
|
4030 if (height > topframe->fr_height)
|
|
4031 height = topframe->fr_height;
|
|
4032 win->w_height = height;
|
|
4033 row = height;
|
|
4034 #endif
|
|
4035
|
|
4036 /*
|
|
4037 * If there is extra space created between the last window and the command
|
|
4038 * line, clear it.
|
|
4039 */
|
|
4040 if (full_screen && msg_scrolled == 0 && row < cmdline_row)
|
|
4041 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
4042 cmdline_row = row;
|
|
4043 msg_row = row;
|
|
4044 msg_col = 0;
|
|
4045
|
|
4046 redraw_all_later(NOT_VALID);
|
|
4047 }
|
|
4048
|
|
4049 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4050
|
|
4051 /*
|
|
4052 * Set the height of a frame to "height" and take care that all frames and
|
|
4053 * windows inside it are resized. Also resize frames on the left and right if
|
|
4054 * the are in the same FR_ROW frame.
|
|
4055 *
|
|
4056 * Strategy:
|
|
4057 * If the frame is part of a FR_COL frame, try fitting the frame in that
|
|
4058 * frame. If that doesn't work (the FR_COL frame is too small), recursively
|
|
4059 * go to containing frames to resize them and make room.
|
|
4060 * If the frame is part of a FR_ROW frame, all frames must be resized as well.
|
|
4061 * Check for the minimal height of the FR_ROW frame.
|
|
4062 * At the top level we can also use change the command line height.
|
|
4063 */
|
|
4064 static void
|
|
4065 frame_setheight(curfrp, height)
|
|
4066 frame_T *curfrp;
|
|
4067 int height;
|
|
4068 {
|
|
4069 int room; /* total number of lines available */
|
|
4070 int take; /* number of lines taken from other windows */
|
|
4071 int room_cmdline; /* lines available from cmdline */
|
|
4072 int run;
|
|
4073 frame_T *frp;
|
|
4074 int h;
|
|
4075 int room_reserved;
|
|
4076
|
|
4077 /* If the height already is the desired value, nothing to do. */
|
|
4078 if (curfrp->fr_height == height)
|
|
4079 return;
|
|
4080
|
|
4081 if (curfrp->fr_parent == NULL)
|
|
4082 {
|
|
4083 /* topframe: can only change the command line */
|
667
|
4084 if (height > ROWS_AVAIL)
|
|
4085 height = ROWS_AVAIL;
|
7
|
4086 if (height > 0)
|
|
4087 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
4088 }
|
|
4089 else if (curfrp->fr_parent->fr_layout == FR_ROW)
|
|
4090 {
|
|
4091 /* Row of frames: Also need to resize frames left and right of this
|
|
4092 * one. First check for the minimal height of these. */
|
|
4093 h = frame_minheight(curfrp->fr_parent, NULL);
|
|
4094 if (height < h)
|
|
4095 height = h;
|
|
4096 frame_setheight(curfrp->fr_parent, height);
|
|
4097 }
|
|
4098 else
|
|
4099 {
|
|
4100 /*
|
|
4101 * Column of frames: try to change only frames in this column.
|
|
4102 */
|
|
4103 #ifdef FEAT_VERTSPLIT
|
|
4104 /*
|
|
4105 * Do this twice:
|
|
4106 * 1: compute room available, if it's not enough try resizing the
|
|
4107 * containing frame.
|
|
4108 * 2: compute the room available and adjust the height to it.
|
|
4109 * Try not to reduce the height of a window with 'winfixheight' set.
|
|
4110 */
|
|
4111 for (run = 1; run <= 2; ++run)
|
|
4112 #else
|
|
4113 for (;;)
|
|
4114 #endif
|
|
4115 {
|
|
4116 room = 0;
|
|
4117 room_reserved = 0;
|
|
4118 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
4119 frp = frp->fr_next)
|
|
4120 {
|
|
4121 if (frp != curfrp
|
|
4122 && frp->fr_win != NULL
|
|
4123 && frp->fr_win->w_p_wfh)
|
|
4124 room_reserved += frp->fr_height;
|
|
4125 room += frp->fr_height;
|
|
4126 if (frp != curfrp)
|
|
4127 room -= frame_minheight(frp, NULL);
|
|
4128 }
|
|
4129 #ifdef FEAT_VERTSPLIT
|
|
4130 if (curfrp->fr_width != Columns)
|
|
4131 room_cmdline = 0;
|
|
4132 else
|
|
4133 #endif
|
|
4134 {
|
|
4135 room_cmdline = Rows - p_ch - (lastwin->w_winrow
|
|
4136 + lastwin->w_height + lastwin->w_status_height);
|
|
4137 if (room_cmdline < 0)
|
|
4138 room_cmdline = 0;
|
|
4139 }
|
|
4140
|
|
4141 if (height <= room + room_cmdline)
|
|
4142 break;
|
|
4143 #ifdef FEAT_VERTSPLIT
|
|
4144 if (run == 2 || curfrp->fr_width == Columns)
|
|
4145 #endif
|
|
4146 {
|
|
4147 if (height > room + room_cmdline)
|
|
4148 height = room + room_cmdline;
|
|
4149 break;
|
|
4150 }
|
|
4151 #ifdef FEAT_VERTSPLIT
|
|
4152 frame_setheight(curfrp->fr_parent, height
|
|
4153 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1);
|
|
4154 #endif
|
|
4155 /*NOTREACHED*/
|
|
4156 }
|
|
4157
|
|
4158 /*
|
|
4159 * Compute the number of lines we will take from others frames (can be
|
|
4160 * negative!).
|
|
4161 */
|
|
4162 take = height - curfrp->fr_height;
|
|
4163
|
|
4164 /* If there is not enough room, also reduce the height of a window
|
|
4165 * with 'winfixheight' set. */
|
|
4166 if (height > room + room_cmdline - room_reserved)
|
|
4167 room_reserved = room + room_cmdline - height;
|
|
4168 /* If there is only a 'winfixheight' window and making the
|
|
4169 * window smaller, need to make the other window taller. */
|
|
4170 if (take < 0 && room - curfrp->fr_height < room_reserved)
|
|
4171 room_reserved = 0;
|
|
4172
|
|
4173 if (take > 0 && room_cmdline > 0)
|
|
4174 {
|
|
4175 /* use lines from cmdline first */
|
|
4176 if (take < room_cmdline)
|
|
4177 room_cmdline = take;
|
|
4178 take -= room_cmdline;
|
|
4179 topframe->fr_height += room_cmdline;
|
|
4180 }
|
|
4181
|
|
4182 /*
|
|
4183 * set the current frame to the new height
|
|
4184 */
|
|
4185 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
4186
|
|
4187 /*
|
|
4188 * First take lines from the frames after the current frame. If
|
|
4189 * that is not enough, takes lines from frames above the current
|
|
4190 * frame.
|
|
4191 */
|
|
4192 for (run = 0; run < 2; ++run)
|
|
4193 {
|
|
4194 if (run == 0)
|
|
4195 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
4196 else
|
|
4197 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
4198 while (frp != NULL && take != 0)
|
|
4199 {
|
|
4200 h = frame_minheight(frp, NULL);
|
|
4201 if (room_reserved > 0
|
|
4202 && frp->fr_win != NULL
|
|
4203 && frp->fr_win->w_p_wfh)
|
|
4204 {
|
|
4205 if (room_reserved >= frp->fr_height)
|
|
4206 room_reserved -= frp->fr_height;
|
|
4207 else
|
|
4208 {
|
|
4209 if (frp->fr_height - room_reserved > take)
|
|
4210 room_reserved = frp->fr_height - take;
|
|
4211 take -= frp->fr_height - room_reserved;
|
|
4212 frame_new_height(frp, room_reserved, FALSE, FALSE);
|
|
4213 room_reserved = 0;
|
|
4214 }
|
|
4215 }
|
|
4216 else
|
|
4217 {
|
|
4218 if (frp->fr_height - take < h)
|
|
4219 {
|
|
4220 take -= frp->fr_height - h;
|
|
4221 frame_new_height(frp, h, FALSE, FALSE);
|
|
4222 }
|
|
4223 else
|
|
4224 {
|
|
4225 frame_new_height(frp, frp->fr_height - take,
|
|
4226 FALSE, FALSE);
|
|
4227 take = 0;
|
|
4228 }
|
|
4229 }
|
|
4230 if (run == 0)
|
|
4231 frp = frp->fr_next;
|
|
4232 else
|
|
4233 frp = frp->fr_prev;
|
|
4234 }
|
|
4235 }
|
|
4236 }
|
|
4237 }
|
|
4238
|
|
4239 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
4240 /*
|
|
4241 * Set current window width and take care of repositioning other windows to
|
|
4242 * fit around it.
|
|
4243 */
|
|
4244 void
|
|
4245 win_setwidth(width)
|
|
4246 int width;
|
|
4247 {
|
|
4248 win_setwidth_win(width, curwin);
|
|
4249 }
|
|
4250
|
|
4251 void
|
|
4252 win_setwidth_win(width, wp)
|
|
4253 int width;
|
|
4254 win_T *wp;
|
|
4255 {
|
|
4256 /* Always keep current window at least one column wide, even when
|
|
4257 * 'winminwidth' is zero. */
|
|
4258 if (wp == curwin)
|
|
4259 {
|
|
4260 if (width < p_wmw)
|
|
4261 width = p_wmw;
|
|
4262 if (width == 0)
|
|
4263 width = 1;
|
|
4264 }
|
|
4265
|
|
4266 frame_setwidth(wp->w_frame, width + wp->w_vsep_width);
|
|
4267
|
|
4268 /* recompute the window positions */
|
|
4269 (void)win_comp_pos();
|
|
4270
|
|
4271 redraw_all_later(NOT_VALID);
|
|
4272 }
|
|
4273
|
|
4274 /*
|
|
4275 * Set the width of a frame to "width" and take care that all frames and
|
|
4276 * windows inside it are resized. Also resize frames above and below if the
|
|
4277 * are in the same FR_ROW frame.
|
|
4278 *
|
|
4279 * Strategy is similar to frame_setheight().
|
|
4280 */
|
|
4281 static void
|
|
4282 frame_setwidth(curfrp, width)
|
|
4283 frame_T *curfrp;
|
|
4284 int width;
|
|
4285 {
|
|
4286 int room; /* total number of lines available */
|
|
4287 int take; /* number of lines taken from other windows */
|
|
4288 int run;
|
|
4289 frame_T *frp;
|
|
4290 int w;
|
|
4291
|
|
4292 /* If the width already is the desired value, nothing to do. */
|
|
4293 if (curfrp->fr_width == width)
|
|
4294 return;
|
|
4295
|
|
4296 if (curfrp->fr_parent == NULL)
|
|
4297 /* topframe: can't change width */
|
|
4298 return;
|
|
4299
|
|
4300 if (curfrp->fr_parent->fr_layout == FR_COL)
|
|
4301 {
|
|
4302 /* Column of frames: Also need to resize frames above and below of
|
|
4303 * this one. First check for the minimal width of these. */
|
|
4304 w = frame_minwidth(curfrp->fr_parent, NULL);
|
|
4305 if (width < w)
|
|
4306 width = w;
|
|
4307 frame_setwidth(curfrp->fr_parent, width);
|
|
4308 }
|
|
4309 else
|
|
4310 {
|
|
4311 /*
|
|
4312 * Row of frames: try to change only frames in this row.
|
|
4313 *
|
|
4314 * Do this twice:
|
|
4315 * 1: compute room available, if it's not enough try resizing the
|
|
4316 * containing frame.
|
|
4317 * 2: compute the room available and adjust the width to it.
|
|
4318 */
|
|
4319 for (run = 1; run <= 2; ++run)
|
|
4320 {
|
|
4321 room = 0;
|
|
4322 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
4323 frp = frp->fr_next)
|
|
4324 {
|
|
4325 room += frp->fr_width;
|
|
4326 if (frp != curfrp)
|
|
4327 room -= frame_minwidth(frp, NULL);
|
|
4328 }
|
|
4329
|
|
4330 if (width <= room)
|
|
4331 break;
|
667
|
4332 if (run == 2 || curfrp->fr_height >= ROWS_AVAIL)
|
7
|
4333 {
|
|
4334 if (width > room)
|
|
4335 width = room;
|
|
4336 break;
|
|
4337 }
|
|
4338 frame_setwidth(curfrp->fr_parent, width
|
|
4339 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1);
|
|
4340 }
|
|
4341
|
|
4342
|
|
4343 /*
|
|
4344 * Compute the number of lines we will take from others frames (can be
|
|
4345 * negative!).
|
|
4346 */
|
|
4347 take = width - curfrp->fr_width;
|
|
4348
|
|
4349 /*
|
|
4350 * set the current frame to the new width
|
|
4351 */
|
|
4352 frame_new_width(curfrp, width, FALSE);
|
|
4353
|
|
4354 /*
|
|
4355 * First take lines from the frames right of the current frame. If
|
|
4356 * that is not enough, takes lines from frames left of the current
|
|
4357 * frame.
|
|
4358 */
|
|
4359 for (run = 0; run < 2; ++run)
|
|
4360 {
|
|
4361 if (run == 0)
|
|
4362 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
4363 else
|
|
4364 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
4365 while (frp != NULL && take != 0)
|
|
4366 {
|
|
4367 w = frame_minwidth(frp, NULL);
|
|
4368 if (frp->fr_width - take < w)
|
|
4369 {
|
|
4370 take -= frp->fr_width - w;
|
|
4371 frame_new_width(frp, w, FALSE);
|
|
4372 }
|
|
4373 else
|
|
4374 {
|
|
4375 frame_new_width(frp, frp->fr_width - take, FALSE);
|
|
4376 take = 0;
|
|
4377 }
|
|
4378 if (run == 0)
|
|
4379 frp = frp->fr_next;
|
|
4380 else
|
|
4381 frp = frp->fr_prev;
|
|
4382 }
|
|
4383 }
|
|
4384 }
|
|
4385 }
|
|
4386 #endif /* FEAT_VERTSPLIT */
|
|
4387
|
|
4388 /*
|
|
4389 * Check 'winminheight' for a valid value.
|
|
4390 */
|
|
4391 void
|
|
4392 win_setminheight()
|
|
4393 {
|
|
4394 int room;
|
|
4395 int first = TRUE;
|
|
4396 win_T *wp;
|
|
4397
|
|
4398 /* loop until there is a 'winminheight' that is possible */
|
|
4399 while (p_wmh > 0)
|
|
4400 {
|
|
4401 /* TODO: handle vertical splits */
|
|
4402 room = -p_wh;
|
|
4403 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
4404 room += wp->w_height - p_wmh;
|
|
4405 if (room >= 0)
|
|
4406 break;
|
|
4407 --p_wmh;
|
|
4408 if (first)
|
|
4409 {
|
|
4410 EMSG(_(e_noroom));
|
|
4411 first = FALSE;
|
|
4412 }
|
|
4413 }
|
|
4414 }
|
|
4415
|
|
4416 #ifdef FEAT_MOUSE
|
|
4417
|
|
4418 /*
|
|
4419 * Status line of dragwin is dragged "offset" lines down (negative is up).
|
|
4420 */
|
|
4421 void
|
|
4422 win_drag_status_line(dragwin, offset)
|
|
4423 win_T *dragwin;
|
|
4424 int offset;
|
|
4425 {
|
|
4426 frame_T *curfr;
|
|
4427 frame_T *fr;
|
|
4428 int room;
|
|
4429 int row;
|
|
4430 int up; /* if TRUE, drag status line up, otherwise down */
|
|
4431 int n;
|
|
4432
|
|
4433 fr = dragwin->w_frame;
|
|
4434 curfr = fr;
|
|
4435 if (fr != topframe) /* more than one window */
|
|
4436 {
|
|
4437 fr = fr->fr_parent;
|
|
4438 /* When the parent frame is not a column of frames, its parent should
|
|
4439 * be. */
|
|
4440 if (fr->fr_layout != FR_COL)
|
|
4441 {
|
|
4442 curfr = fr;
|
|
4443 if (fr != topframe) /* only a row of windows, may drag statusline */
|
|
4444 fr = fr->fr_parent;
|
|
4445 }
|
|
4446 }
|
|
4447
|
|
4448 /* If this is the last frame in a column, may want to resize the parent
|
|
4449 * frame instead (go two up to skip a row of frames). */
|
|
4450 while (curfr != topframe && curfr->fr_next == NULL)
|
|
4451 {
|
|
4452 if (fr != topframe)
|
|
4453 fr = fr->fr_parent;
|
|
4454 curfr = fr;
|
|
4455 if (fr != topframe)
|
|
4456 fr = fr->fr_parent;
|
|
4457 }
|
|
4458
|
|
4459 if (offset < 0) /* drag up */
|
|
4460 {
|
|
4461 up = TRUE;
|
|
4462 offset = -offset;
|
|
4463 /* sum up the room of the current frame and above it */
|
|
4464 if (fr == curfr)
|
|
4465 {
|
|
4466 /* only one window */
|
|
4467 room = fr->fr_height - frame_minheight(fr, NULL);
|
|
4468 }
|
|
4469 else
|
|
4470 {
|
|
4471 room = 0;
|
|
4472 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
4473 {
|
|
4474 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
4475 if (fr == curfr)
|
|
4476 break;
|
|
4477 }
|
|
4478 }
|
|
4479 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
4480 }
|
|
4481 else /* drag down */
|
|
4482 {
|
|
4483 up = FALSE;
|
|
4484 /*
|
|
4485 * Only dragging the last status line can reduce p_ch.
|
|
4486 */
|
|
4487 room = Rows - cmdline_row;
|
|
4488 if (curfr->fr_next == NULL)
|
|
4489 room -= 1;
|
|
4490 else
|
|
4491 room -= p_ch;
|
|
4492 if (room < 0)
|
|
4493 room = 0;
|
|
4494 /* sum up the room of frames below of the current one */
|
|
4495 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
4496 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
4497 fr = curfr; /* put fr at window that grows */
|
|
4498 }
|
|
4499
|
|
4500 if (room < offset) /* Not enough room */
|
|
4501 offset = room; /* Move as far as we can */
|
|
4502 if (offset <= 0)
|
|
4503 return;
|
|
4504
|
|
4505 /*
|
|
4506 * Grow frame fr by "offset" lines.
|
|
4507 * Doesn't happen when dragging the last status line up.
|
|
4508 */
|
|
4509 if (fr != NULL)
|
|
4510 frame_new_height(fr, fr->fr_height + offset, up, FALSE);
|
|
4511
|
|
4512 if (up)
|
|
4513 fr = curfr; /* current frame gets smaller */
|
|
4514 else
|
|
4515 fr = curfr->fr_next; /* next frame gets smaller */
|
|
4516
|
|
4517 /*
|
|
4518 * Now make the other frames smaller.
|
|
4519 */
|
|
4520 while (fr != NULL && offset > 0)
|
|
4521 {
|
|
4522 n = frame_minheight(fr, NULL);
|
|
4523 if (fr->fr_height - offset <= n)
|
|
4524 {
|
|
4525 offset -= fr->fr_height - n;
|
|
4526 frame_new_height(fr, n, !up, FALSE);
|
|
4527 }
|
|
4528 else
|
|
4529 {
|
|
4530 frame_new_height(fr, fr->fr_height - offset, !up, FALSE);
|
|
4531 break;
|
|
4532 }
|
|
4533 if (up)
|
|
4534 fr = fr->fr_prev;
|
|
4535 else
|
|
4536 fr = fr->fr_next;
|
|
4537 }
|
|
4538 row = win_comp_pos();
|
|
4539 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
4540 cmdline_row = row;
|
|
4541 p_ch = Rows - cmdline_row;
|
|
4542 if (p_ch < 1)
|
|
4543 p_ch = 1;
|
|
4544 redraw_all_later(NOT_VALID);
|
|
4545 showmode();
|
|
4546 }
|
|
4547
|
|
4548 #ifdef FEAT_VERTSPLIT
|
|
4549 /*
|
|
4550 * Separator line of dragwin is dragged "offset" lines right (negative is left).
|
|
4551 */
|
|
4552 void
|
|
4553 win_drag_vsep_line(dragwin, offset)
|
|
4554 win_T *dragwin;
|
|
4555 int offset;
|
|
4556 {
|
|
4557 frame_T *curfr;
|
|
4558 frame_T *fr;
|
|
4559 int room;
|
|
4560 int left; /* if TRUE, drag separator line left, otherwise right */
|
|
4561 int n;
|
|
4562
|
|
4563 fr = dragwin->w_frame;
|
|
4564 if (fr == topframe) /* only one window (cannot happe?) */
|
|
4565 return;
|
|
4566 curfr = fr;
|
|
4567 fr = fr->fr_parent;
|
|
4568 /* When the parent frame is not a row of frames, its parent should be. */
|
|
4569 if (fr->fr_layout != FR_ROW)
|
|
4570 {
|
|
4571 if (fr == topframe) /* only a column of windows (cannot happen?) */
|
|
4572 return;
|
|
4573 curfr = fr;
|
|
4574 fr = fr->fr_parent;
|
|
4575 }
|
|
4576
|
|
4577 /* If this is the last frame in a row, may want to resize a parent
|
|
4578 * frame instead. */
|
|
4579 while (curfr->fr_next == NULL)
|
|
4580 {
|
|
4581 if (fr == topframe)
|
|
4582 break;
|
|
4583 curfr = fr;
|
|
4584 fr = fr->fr_parent;
|
|
4585 if (fr != topframe)
|
|
4586 {
|
|
4587 curfr = fr;
|
|
4588 fr = fr->fr_parent;
|
|
4589 }
|
|
4590 }
|
|
4591
|
|
4592 if (offset < 0) /* drag left */
|
|
4593 {
|
|
4594 left = TRUE;
|
|
4595 offset = -offset;
|
|
4596 /* sum up the room of the current frame and left of it */
|
|
4597 room = 0;
|
|
4598 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
4599 {
|
|
4600 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4601 if (fr == curfr)
|
|
4602 break;
|
|
4603 }
|
|
4604 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
4605 }
|
|
4606 else /* drag right */
|
|
4607 {
|
|
4608 left = FALSE;
|
|
4609 /* sum up the room of frames right of the current one */
|
|
4610 room = 0;
|
|
4611 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
4612 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4613 fr = curfr; /* put fr at window that grows */
|
|
4614 }
|
|
4615
|
|
4616 if (room < offset) /* Not enough room */
|
|
4617 offset = room; /* Move as far as we can */
|
|
4618 if (offset <= 0) /* No room at all, quit. */
|
|
4619 return;
|
|
4620
|
|
4621 /* grow frame fr by offset lines */
|
|
4622 frame_new_width(fr, fr->fr_width + offset, left);
|
|
4623
|
|
4624 /* shrink other frames: current and at the left or at the right */
|
|
4625 if (left)
|
|
4626 fr = curfr; /* current frame gets smaller */
|
|
4627 else
|
|
4628 fr = curfr->fr_next; /* next frame gets smaller */
|
|
4629
|
|
4630 while (fr != NULL && offset > 0)
|
|
4631 {
|
|
4632 n = frame_minwidth(fr, NULL);
|
|
4633 if (fr->fr_width - offset <= n)
|
|
4634 {
|
|
4635 offset -= fr->fr_width - n;
|
|
4636 frame_new_width(fr, n, !left);
|
|
4637 }
|
|
4638 else
|
|
4639 {
|
|
4640 frame_new_width(fr, fr->fr_width - offset, !left);
|
|
4641 break;
|
|
4642 }
|
|
4643 if (left)
|
|
4644 fr = fr->fr_prev;
|
|
4645 else
|
|
4646 fr = fr->fr_next;
|
|
4647 }
|
|
4648 (void)win_comp_pos();
|
|
4649 redraw_all_later(NOT_VALID);
|
|
4650 }
|
|
4651 #endif /* FEAT_VERTSPLIT */
|
|
4652 #endif /* FEAT_MOUSE */
|
|
4653
|
|
4654 #endif /* FEAT_WINDOWS */
|
|
4655
|
|
4656 /*
|
|
4657 * Set the height of a window.
|
|
4658 * This takes care of the things inside the window, not what happens to the
|
|
4659 * window position, the frame or to other windows.
|
|
4660 */
|
|
4661 static void
|
|
4662 win_new_height(wp, height)
|
|
4663 win_T *wp;
|
|
4664 int height;
|
|
4665 {
|
|
4666 linenr_T lnum;
|
47
|
4667 linenr_T bot;
|
7
|
4668 int sline, line_size;
|
47
|
4669 int space;
|
|
4670 int did_below = FALSE;
|
7
|
4671 #define FRACTION_MULT 16384L
|
|
4672
|
|
4673 /* Don't want a negative height. Happens when splitting a tiny window.
|
|
4674 * Will equalize heights soon to fix it. */
|
|
4675 if (height < 0)
|
|
4676 height = 0;
|
|
4677
|
|
4678 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0)
|
|
4679 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT
|
|
4680 + FRACTION_MULT / 2) / (long)wp->w_height;
|
|
4681
|
|
4682 wp->w_height = height;
|
|
4683 wp->w_skipcol = 0;
|
|
4684
|
|
4685 /* Don't change w_topline when height is zero. Don't set w_topline when
|
|
4686 * 'scrollbind' is set and this isn't the current window. */
|
|
4687 if (height > 0
|
|
4688 #ifdef FEAT_SCROLLBIND
|
|
4689 && (!wp->w_p_scb || wp == curwin)
|
|
4690 #endif
|
|
4691 )
|
|
4692 {
|
47
|
4693 /*
|
|
4694 * Find a value for w_topline that shows the cursor at the same
|
|
4695 * relative position in the window as before (more or less).
|
|
4696 */
|
7
|
4697 lnum = wp->w_cursor.lnum;
|
|
4698 if (lnum < 1) /* can happen when starting up */
|
|
4699 lnum = 1;
|
|
4700 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT;
|
|
4701 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1;
|
|
4702 sline = wp->w_wrow - line_size;
|
|
4703 if (sline < 0)
|
|
4704 {
|
|
4705 /*
|
|
4706 * Cursor line would go off top of screen if w_wrow was this high.
|
|
4707 */
|
|
4708 wp->w_wrow = line_size;
|
|
4709 }
|
|
4710 else
|
|
4711 {
|
47
|
4712 space = height;
|
|
4713 while (lnum > 1)
|
7
|
4714 {
|
47
|
4715 space -= line_size;
|
|
4716 if (space > 0 && sline <= 0 && !did_below)
|
|
4717 {
|
|
4718 /* Try to use "~" lines below the text to avoid that text
|
|
4719 * is above the window while there are empty lines.
|
|
4720 * Subtract the rows below the cursor from "space" and
|
|
4721 * give the rest to "sline". */
|
|
4722 did_below = TRUE;
|
|
4723 bot = wp->w_cursor.lnum;
|
|
4724 while (space > 0)
|
|
4725 {
|
|
4726 if (wp->w_buffer->b_ml.ml_line_count - bot >= space)
|
|
4727 space = 0;
|
|
4728 else
|
|
4729 {
|
|
4730 #ifdef FEAT_FOLDING
|
|
4731 hasFoldingWin(wp, bot, NULL, &bot, TRUE, NULL);
|
|
4732 #endif
|
|
4733 if (bot >= wp->w_buffer->b_ml.ml_line_count)
|
|
4734 break;
|
|
4735 ++bot;
|
|
4736 space -= plines_win(wp, bot, TRUE);
|
|
4737 }
|
|
4738 }
|
|
4739 if (bot == wp->w_buffer->b_ml.ml_line_count && space > 0)
|
|
4740 sline += space;
|
|
4741 }
|
|
4742 if (sline <= 0)
|
|
4743 break;
|
|
4744
|
7
|
4745 #ifdef FEAT_FOLDING
|
|
4746 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL);
|
|
4747 if (lnum == 1)
|
|
4748 {
|
|
4749 /* first line in buffer is folded */
|
|
4750 line_size = 1;
|
|
4751 --sline;
|
|
4752 break;
|
|
4753 }
|
|
4754 #endif
|
|
4755 --lnum;
|
|
4756 #ifdef FEAT_DIFF
|
|
4757 if (lnum == wp->w_topline)
|
|
4758 line_size = plines_win_nofill(wp, lnum, TRUE)
|
|
4759 + wp->w_topfill;
|
|
4760 else
|
|
4761 #endif
|
|
4762 line_size = plines_win(wp, lnum, TRUE);
|
|
4763 sline -= line_size;
|
|
4764 }
|
47
|
4765
|
7
|
4766 if (sline < 0)
|
|
4767 {
|
|
4768 /*
|
|
4769 * Line we want at top would go off top of screen. Use next
|
|
4770 * line instead.
|
|
4771 */
|
|
4772 #ifdef FEAT_FOLDING
|
|
4773 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL);
|
|
4774 #endif
|
|
4775 lnum++;
|
|
4776 wp->w_wrow -= line_size + sline;
|
|
4777 }
|
|
4778 else if (sline > 0)
|
|
4779 {
|
|
4780 /* First line of file reached, use that as topline. */
|
|
4781 lnum = 1;
|
|
4782 wp->w_wrow -= sline;
|
|
4783 }
|
|
4784 }
|
|
4785 set_topline(wp, lnum);
|
|
4786 }
|
|
4787
|
|
4788 if (wp == curwin)
|
|
4789 {
|
|
4790 if (p_so)
|
|
4791 update_topline();
|
|
4792 curs_columns(FALSE); /* validate w_wrow */
|
|
4793 }
|
|
4794 wp->w_prev_fraction_row = wp->w_wrow;
|
|
4795
|
|
4796 win_comp_scroll(wp);
|
|
4797 redraw_win_later(wp, NOT_VALID);
|
|
4798 #ifdef FEAT_WINDOWS
|
|
4799 wp->w_redr_status = TRUE;
|
|
4800 #endif
|
|
4801 invalidate_botline_win(wp);
|
|
4802 }
|
|
4803
|
|
4804 #ifdef FEAT_VERTSPLIT
|
|
4805 /*
|
|
4806 * Set the width of a window.
|
|
4807 */
|
|
4808 static void
|
|
4809 win_new_width(wp, width)
|
|
4810 win_T *wp;
|
|
4811 int width;
|
|
4812 {
|
|
4813 wp->w_width = width;
|
|
4814 wp->w_lines_valid = 0;
|
|
4815 changed_line_abv_curs_win(wp);
|
|
4816 invalidate_botline_win(wp);
|
|
4817 if (wp == curwin)
|
|
4818 {
|
|
4819 update_topline();
|
|
4820 curs_columns(TRUE); /* validate w_wrow */
|
|
4821 }
|
|
4822 redraw_win_later(wp, NOT_VALID);
|
|
4823 wp->w_redr_status = TRUE;
|
|
4824 }
|
|
4825 #endif
|
|
4826
|
|
4827 void
|
|
4828 win_comp_scroll(wp)
|
|
4829 win_T *wp;
|
|
4830 {
|
|
4831 wp->w_p_scr = ((unsigned)wp->w_height >> 1);
|
|
4832 if (wp->w_p_scr == 0)
|
|
4833 wp->w_p_scr = 1;
|
|
4834 }
|
|
4835
|
|
4836 /*
|
|
4837 * command_height: called whenever p_ch has been changed
|
|
4838 */
|
|
4839 void
|
|
4840 command_height(old_p_ch)
|
|
4841 long old_p_ch;
|
|
4842 {
|
|
4843 #ifdef FEAT_WINDOWS
|
|
4844 int h;
|
|
4845 frame_T *frp;
|
|
4846
|
170
|
4847 /* When passed a negative value use the value of p_ch that we remembered.
|
|
4848 * This is needed for when the GUI starts up, we can't be sure in what
|
|
4849 * order things happen. */
|
|
4850 if (old_p_ch < 0)
|
|
4851 old_p_ch = p_ch_used;
|
|
4852 p_ch_used = p_ch;
|
|
4853
|
7
|
4854 /* Find bottom frame with width of screen. */
|
|
4855 frp = lastwin->w_frame;
|
|
4856 # ifdef FEAT_VERTSPLIT
|
|
4857 while (frp->fr_width != Columns && frp->fr_parent != NULL)
|
|
4858 frp = frp->fr_parent;
|
|
4859 # endif
|
|
4860
|
|
4861 /* Avoid changing the height of a window with 'winfixheight' set. */
|
|
4862 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF
|
|
4863 && frp->fr_win->w_p_wfh)
|
|
4864 frp = frp->fr_prev;
|
|
4865
|
|
4866 if (starting != NO_SCREEN)
|
|
4867 {
|
|
4868 cmdline_row = Rows - p_ch;
|
|
4869
|
|
4870 if (p_ch > old_p_ch) /* p_ch got bigger */
|
|
4871 {
|
|
4872 while (p_ch > old_p_ch)
|
|
4873 {
|
|
4874 if (frp == NULL)
|
|
4875 {
|
|
4876 EMSG(_(e_noroom));
|
|
4877 p_ch = old_p_ch;
|
|
4878 cmdline_row = Rows - p_ch;
|
|
4879 break;
|
|
4880 }
|
|
4881 h = frp->fr_height - frame_minheight(frp, NULL);
|
|
4882 if (h > p_ch - old_p_ch)
|
|
4883 h = p_ch - old_p_ch;
|
|
4884 old_p_ch += h;
|
|
4885 frame_add_height(frp, -h);
|
|
4886 frp = frp->fr_prev;
|
|
4887 }
|
|
4888
|
|
4889 /* Recompute window positions. */
|
|
4890 (void)win_comp_pos();
|
|
4891
|
|
4892 /* clear the lines added to cmdline */
|
|
4893 if (full_screen)
|
|
4894 screen_fill((int)(cmdline_row), (int)Rows, 0,
|
|
4895 (int)Columns, ' ', ' ', 0);
|
|
4896 msg_row = cmdline_row;
|
|
4897 redraw_cmdline = TRUE;
|
|
4898 return;
|
|
4899 }
|
|
4900
|
|
4901 if (msg_row < cmdline_row)
|
|
4902 msg_row = cmdline_row;
|
|
4903 redraw_cmdline = TRUE;
|
|
4904 }
|
|
4905 frame_add_height(frp, (int)(old_p_ch - p_ch));
|
|
4906
|
|
4907 /* Recompute window positions. */
|
|
4908 if (frp != lastwin->w_frame)
|
|
4909 (void)win_comp_pos();
|
|
4910 #else
|
|
4911 win_setheight((int)(firstwin->w_height + old_p_ch - p_ch));
|
|
4912 cmdline_row = Rows - p_ch;
|
|
4913 #endif
|
|
4914 }
|
|
4915
|
|
4916 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4917 /*
|
|
4918 * Resize frame "frp" to be "n" lines higher (negative for less high).
|
|
4919 * Also resize the frames it is contained in.
|
|
4920 */
|
|
4921 static void
|
|
4922 frame_add_height(frp, n)
|
|
4923 frame_T *frp;
|
|
4924 int n;
|
|
4925 {
|
|
4926 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE);
|
|
4927 for (;;)
|
|
4928 {
|
|
4929 frp = frp->fr_parent;
|
|
4930 if (frp == NULL)
|
|
4931 break;
|
|
4932 frp->fr_height += n;
|
|
4933 }
|
|
4934 }
|
|
4935
|
|
4936 /*
|
|
4937 * Add or remove a status line for the bottom window(s), according to the
|
|
4938 * value of 'laststatus'.
|
|
4939 */
|
|
4940 void
|
|
4941 last_status(morewin)
|
|
4942 int morewin; /* pretend there are two or more windows */
|
|
4943 {
|
|
4944 /* Don't make a difference between horizontal or vertical split. */
|
|
4945 last_status_rec(topframe, (p_ls == 2
|
|
4946 || (p_ls == 1 && (morewin || lastwin != firstwin))));
|
|
4947 }
|
|
4948
|
|
4949 static void
|
|
4950 last_status_rec(fr, statusline)
|
|
4951 frame_T *fr;
|
|
4952 int statusline;
|
|
4953 {
|
|
4954 frame_T *fp;
|
|
4955 win_T *wp;
|
|
4956
|
|
4957 if (fr->fr_layout == FR_LEAF)
|
|
4958 {
|
|
4959 wp = fr->fr_win;
|
|
4960 if (wp->w_status_height != 0 && !statusline)
|
|
4961 {
|
|
4962 /* remove status line */
|
|
4963 win_new_height(wp, wp->w_height + 1);
|
|
4964 wp->w_status_height = 0;
|
|
4965 comp_col();
|
|
4966 }
|
|
4967 else if (wp->w_status_height == 0 && statusline)
|
|
4968 {
|
|
4969 /* Find a frame to take a line from. */
|
|
4970 fp = fr;
|
|
4971 while (fp->fr_height <= frame_minheight(fp, NULL))
|
|
4972 {
|
|
4973 if (fp == topframe)
|
|
4974 {
|
|
4975 EMSG(_(e_noroom));
|
|
4976 return;
|
|
4977 }
|
|
4978 /* In a column of frames: go to frame above. If already at
|
|
4979 * the top or in a row of frames: go to parent. */
|
|
4980 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL)
|
|
4981 fp = fp->fr_prev;
|
|
4982 else
|
|
4983 fp = fp->fr_parent;
|
|
4984 }
|
|
4985 wp->w_status_height = 1;
|
|
4986 if (fp != fr)
|
|
4987 {
|
|
4988 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE);
|
|
4989 frame_fix_height(wp);
|
|
4990 (void)win_comp_pos();
|
|
4991 }
|
|
4992 else
|
|
4993 win_new_height(wp, wp->w_height - 1);
|
|
4994 comp_col();
|
|
4995 redraw_all_later(NOT_VALID);
|
|
4996 }
|
|
4997 }
|
|
4998 #ifdef FEAT_VERTSPLIT
|
|
4999 else if (fr->fr_layout == FR_ROW)
|
|
5000 {
|
|
5001 /* vertically split windows, set status line for each one */
|
|
5002 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next)
|
|
5003 last_status_rec(fp, statusline);
|
|
5004 }
|
|
5005 #endif
|
|
5006 else
|
|
5007 {
|
|
5008 /* horizontally split window, set status line for last one */
|
|
5009 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next)
|
|
5010 ;
|
|
5011 last_status_rec(fp, statusline);
|
|
5012 }
|
|
5013 }
|
|
5014
|
667
|
5015 /*
|
668
|
5016 * Return the number of lines used by the tab page line.
|
667
|
5017 */
|
|
5018 int
|
|
5019 tabpageline_height()
|
|
5020 {
|
668
|
5021 switch (p_tal)
|
|
5022 {
|
|
5023 case 0: return 0;
|
|
5024 case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1;
|
|
5025 }
|
667
|
5026 return 1;
|
|
5027 }
|
|
5028
|
7
|
5029 #endif /* FEAT_WINDOWS */
|
|
5030
|
|
5031 #if defined(FEAT_SEARCHPATH) || defined(PROTO)
|
|
5032 /*
|
344
|
5033 * Get the file name at the cursor.
|
|
5034 * If Visual mode is active, use the selected text if it's in one line.
|
|
5035 * Returns the name in allocated memory, NULL for failure.
|
|
5036 */
|
|
5037 char_u *
|
|
5038 grab_file_name(count)
|
|
5039 long count;
|
|
5040 {
|
|
5041 # ifdef FEAT_VISUAL
|
|
5042 if (VIsual_active)
|
|
5043 {
|
|
5044 int len;
|
|
5045 char_u *ptr;
|
|
5046
|
|
5047 if (get_visual_text(NULL, &ptr, &len) == FAIL)
|
|
5048 return NULL;
|
|
5049 return find_file_name_in_path(ptr, len,
|
|
5050 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname);
|
|
5051 }
|
|
5052 # endif
|
|
5053 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count);
|
|
5054 }
|
|
5055
|
|
5056 /*
|
7
|
5057 * Return the file name under or after the cursor.
|
|
5058 *
|
|
5059 * The 'path' option is searched if the file name is not absolute.
|
|
5060 * The string returned has been alloc'ed and should be freed by the caller.
|
|
5061 * NULL is returned if the file name or file is not found.
|
|
5062 *
|
|
5063 * options:
|
|
5064 * FNAME_MESS give error messages
|
|
5065 * FNAME_EXP expand to path
|
|
5066 * FNAME_HYP check for hypertext link
|
|
5067 * FNAME_INCL apply "includeexpr"
|
|
5068 */
|
|
5069 char_u *
|
|
5070 file_name_at_cursor(options, count)
|
|
5071 int options;
|
|
5072 long count;
|
|
5073 {
|
|
5074 return file_name_in_line(ml_get_curline(),
|
|
5075 curwin->w_cursor.col, options, count, curbuf->b_ffname);
|
|
5076 }
|
|
5077
|
|
5078 /*
|
|
5079 * Return the name of the file under or after ptr[col].
|
|
5080 * Otherwise like file_name_at_cursor().
|
|
5081 */
|
|
5082 char_u *
|
|
5083 file_name_in_line(line, col, options, count, rel_fname)
|
|
5084 char_u *line;
|
|
5085 int col;
|
|
5086 int options;
|
|
5087 long count;
|
|
5088 char_u *rel_fname; /* file we are searching relative to */
|
|
5089 {
|
|
5090 char_u *ptr;
|
|
5091 int len;
|
|
5092
|
|
5093 /*
|
|
5094 * search forward for what could be the start of a file name
|
|
5095 */
|
|
5096 ptr = line + col;
|
|
5097 while (*ptr != NUL && !vim_isfilec(*ptr))
|
345
|
5098 mb_ptr_adv(ptr);
|
7
|
5099 if (*ptr == NUL) /* nothing found */
|
|
5100 {
|
|
5101 if (options & FNAME_MESS)
|
|
5102 EMSG(_("E446: No file name under cursor"));
|
|
5103 return NULL;
|
|
5104 }
|
|
5105
|
|
5106 /*
|
|
5107 * Search backward for first char of the file name.
|
|
5108 * Go one char back to ":" before "//" even when ':' is not in 'isfname'.
|
|
5109 */
|
|
5110 while (ptr > line)
|
|
5111 {
|
|
5112 #ifdef FEAT_MBYTE
|
|
5113 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0)
|
|
5114 ptr -= len + 1;
|
|
5115 else
|
|
5116 #endif
|
|
5117 if (vim_isfilec(ptr[-1])
|
|
5118 || ((options & FNAME_HYP) && path_is_url(ptr - 1)))
|
|
5119 --ptr;
|
|
5120 else
|
|
5121 break;
|
|
5122 }
|
|
5123
|
|
5124 /*
|
|
5125 * Search forward for the last char of the file name.
|
|
5126 * Also allow "://" when ':' is not in 'isfname'.
|
|
5127 */
|
|
5128 len = 0;
|
|
5129 while (vim_isfilec(ptr[len])
|
|
5130 || ((options & FNAME_HYP) && path_is_url(ptr + len)))
|
|
5131 #ifdef FEAT_MBYTE
|
|
5132 if (has_mbyte)
|
474
|
5133 len += (*mb_ptr2len)(ptr + len);
|
7
|
5134 else
|
|
5135 #endif
|
|
5136 ++len;
|
|
5137
|
|
5138 /*
|
|
5139 * If there is trailing punctuation, remove it.
|
|
5140 * But don't remove "..", could be a directory name.
|
|
5141 */
|
|
5142 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL
|
|
5143 && ptr[len - 2] != '.')
|
|
5144 --len;
|
|
5145
|
|
5146 return find_file_name_in_path(ptr, len, options, count, rel_fname);
|
|
5147 }
|
|
5148
|
|
5149 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
5150 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len));
|
|
5151
|
|
5152 static char_u *
|
|
5153 eval_includeexpr(ptr, len)
|
|
5154 char_u *ptr;
|
|
5155 int len;
|
|
5156 {
|
|
5157 char_u *res;
|
|
5158
|
|
5159 set_vim_var_string(VV_FNAME, ptr, len);
|
633
|
5160 res = eval_to_string_safe(curbuf->b_p_inex, NULL,
|
|
5161 was_set_insecurely((char_u *)"includeexpr"));
|
7
|
5162 set_vim_var_string(VV_FNAME, NULL, 0);
|
|
5163 return res;
|
|
5164 }
|
|
5165 #endif
|
|
5166
|
|
5167 /*
|
|
5168 * Return the name of the file ptr[len] in 'path'.
|
|
5169 * Otherwise like file_name_at_cursor().
|
|
5170 */
|
|
5171 char_u *
|
|
5172 find_file_name_in_path(ptr, len, options, count, rel_fname)
|
|
5173 char_u *ptr;
|
|
5174 int len;
|
|
5175 int options;
|
|
5176 long count;
|
|
5177 char_u *rel_fname; /* file we are searching relative to */
|
|
5178 {
|
|
5179 char_u *file_name;
|
|
5180 int c;
|
|
5181 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
5182 char_u *tofree = NULL;
|
|
5183
|
|
5184 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
5185 {
|
|
5186 tofree = eval_includeexpr(ptr, len);
|
|
5187 if (tofree != NULL)
|
|
5188 {
|
|
5189 ptr = tofree;
|
|
5190 len = (int)STRLEN(ptr);
|
|
5191 }
|
|
5192 }
|
|
5193 # endif
|
|
5194
|
|
5195 if (options & FNAME_EXP)
|
|
5196 {
|
|
5197 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
5198 TRUE, rel_fname);
|
|
5199
|
|
5200 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
5201 /*
|
|
5202 * If the file could not be found in a normal way, try applying
|
|
5203 * 'includeexpr' (unless done already).
|
|
5204 */
|
|
5205 if (file_name == NULL
|
|
5206 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
5207 {
|
|
5208 tofree = eval_includeexpr(ptr, len);
|
|
5209 if (tofree != NULL)
|
|
5210 {
|
|
5211 ptr = tofree;
|
|
5212 len = (int)STRLEN(ptr);
|
|
5213 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
5214 TRUE, rel_fname);
|
|
5215 }
|
|
5216 }
|
|
5217 # endif
|
|
5218 if (file_name == NULL && (options & FNAME_MESS))
|
|
5219 {
|
|
5220 c = ptr[len];
|
|
5221 ptr[len] = NUL;
|
|
5222 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr);
|
|
5223 ptr[len] = c;
|
|
5224 }
|
|
5225
|
|
5226 /* Repeat finding the file "count" times. This matters when it
|
|
5227 * appears several times in the path. */
|
|
5228 while (file_name != NULL && --count > 0)
|
|
5229 {
|
|
5230 vim_free(file_name);
|
|
5231 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname);
|
|
5232 }
|
|
5233 }
|
|
5234 else
|
|
5235 file_name = vim_strnsave(ptr, len);
|
|
5236
|
|
5237 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
5238 vim_free(tofree);
|
|
5239 # endif
|
|
5240
|
|
5241 return file_name;
|
|
5242 }
|
|
5243 #endif /* FEAT_SEARCHPATH */
|
|
5244
|
|
5245 /*
|
|
5246 * Check if the "://" of a URL is at the pointer, return URL_SLASH.
|
|
5247 * Also check for ":\\", which MS Internet Explorer accepts, return
|
|
5248 * URL_BACKSLASH.
|
|
5249 */
|
|
5250 static int
|
|
5251 path_is_url(p)
|
|
5252 char_u *p;
|
|
5253 {
|
|
5254 if (STRNCMP(p, "://", (size_t)3) == 0)
|
|
5255 return URL_SLASH;
|
|
5256 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0)
|
|
5257 return URL_BACKSLASH;
|
|
5258 return 0;
|
|
5259 }
|
|
5260
|
|
5261 /*
|
|
5262 * Check if "fname" starts with "name://". Return URL_SLASH if it does.
|
|
5263 * Return URL_BACKSLASH for "name:\\".
|
|
5264 * Return zero otherwise.
|
|
5265 */
|
|
5266 int
|
|
5267 path_with_url(fname)
|
|
5268 char_u *fname;
|
|
5269 {
|
|
5270 char_u *p;
|
|
5271
|
|
5272 for (p = fname; isalpha(*p); ++p)
|
|
5273 ;
|
|
5274 return path_is_url(p);
|
|
5275 }
|
|
5276
|
|
5277 /*
|
|
5278 * Return TRUE if "name" is a full (absolute) path name or URL.
|
|
5279 */
|
|
5280 int
|
|
5281 vim_isAbsName(name)
|
|
5282 char_u *name;
|
|
5283 {
|
|
5284 return (path_with_url(name) != 0 || mch_isFullName(name));
|
|
5285 }
|
|
5286
|
|
5287 /*
|
592
|
5288 * Get absolute file name into buffer "buf[len]".
|
7
|
5289 *
|
|
5290 * return FAIL for failure, OK otherwise
|
|
5291 */
|
|
5292 int
|
|
5293 vim_FullName(fname, buf, len, force)
|
|
5294 char_u *fname, *buf;
|
|
5295 int len;
|
592
|
5296 int force; /* force expansion even when already absolute */
|
7
|
5297 {
|
|
5298 int retval = OK;
|
|
5299 int url;
|
|
5300
|
|
5301 *buf = NUL;
|
|
5302 if (fname == NULL)
|
|
5303 return FAIL;
|
|
5304
|
|
5305 url = path_with_url(fname);
|
|
5306 if (!url)
|
|
5307 retval = mch_FullName(fname, buf, len, force);
|
|
5308 if (url || retval == FAIL)
|
|
5309 {
|
|
5310 /* something failed; use the file name (truncate when too long) */
|
416
|
5311 vim_strncpy(buf, fname, len - 1);
|
7
|
5312 }
|
|
5313 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN)
|
|
5314 slash_adjust(buf);
|
|
5315 #endif
|
|
5316 return retval;
|
|
5317 }
|
|
5318
|
|
5319 /*
|
|
5320 * Return the minimal number of rows that is needed on the screen to display
|
|
5321 * the current number of windows.
|
|
5322 */
|
|
5323 int
|
|
5324 min_rows()
|
|
5325 {
|
|
5326 int total;
|
671
|
5327 #ifdef FEAT_WINDOWS
|
|
5328 tabpage_T *tp;
|
|
5329 int n;
|
|
5330 #endif
|
7
|
5331
|
|
5332 if (firstwin == NULL) /* not initialized yet */
|
|
5333 return MIN_LINES;
|
|
5334
|
|
5335 #ifdef FEAT_WINDOWS
|
671
|
5336 total = 0;
|
|
5337 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next)
|
|
5338 {
|
|
5339 n = frame_minheight(tp->tp_topframe, NULL);
|
|
5340 if (total < n)
|
|
5341 total = n;
|
|
5342 }
|
|
5343 total += tabpageline_height();
|
7
|
5344 #else
|
671
|
5345 total = 1; /* at least one window should have a line! */
|
7
|
5346 #endif
|
671
|
5347 total += 1; /* count the room for the command line */
|
7
|
5348 return total;
|
|
5349 }
|
|
5350
|
|
5351 /*
|
672
|
5352 * Return TRUE if there is only one window (in the current tab page), not
|
|
5353 * counting a help or preview window, unless it is the current window.
|
7
|
5354 */
|
|
5355 int
|
|
5356 only_one_window()
|
|
5357 {
|
|
5358 #ifdef FEAT_WINDOWS
|
|
5359 int count = 0;
|
|
5360 win_T *wp;
|
|
5361
|
667
|
5362 /* If there is another tab page there always is another window. */
|
|
5363 if (first_tabpage->tp_next != NULL)
|
|
5364 return FALSE;
|
|
5365
|
7
|
5366 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
144
|
5367 if (!((wp->w_buffer->b_help && !curbuf->b_help)
|
7
|
5368 # ifdef FEAT_QUICKFIX
|
|
5369 || wp->w_p_pvw
|
|
5370 # endif
|
|
5371 ) || wp == curwin)
|
|
5372 ++count;
|
|
5373 return (count <= 1);
|
|
5374 #else
|
|
5375 return TRUE;
|
|
5376 #endif
|
|
5377 }
|
|
5378
|
|
5379 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
5380 /*
|
|
5381 * Correct the cursor line number in other windows. Used after changing the
|
|
5382 * current buffer, and before applying autocommands.
|
|
5383 * When "do_curwin" is TRUE, also check current window.
|
|
5384 */
|
|
5385 void
|
|
5386 check_lnums(do_curwin)
|
|
5387 int do_curwin;
|
|
5388 {
|
|
5389 win_T *wp;
|
|
5390
|
|
5391 #ifdef FEAT_WINDOWS
|
671
|
5392 tabpage_T *tp;
|
|
5393
|
|
5394 FOR_ALL_TAB_WINDOWS(tp, wp)
|
7
|
5395 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf)
|
|
5396 #else
|
|
5397 wp = curwin;
|
|
5398 if (do_curwin)
|
|
5399 #endif
|
|
5400 {
|
|
5401 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count)
|
|
5402 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count;
|
|
5403 if (wp->w_topline > curbuf->b_ml.ml_line_count)
|
|
5404 wp->w_topline = curbuf->b_ml.ml_line_count;
|
|
5405 }
|
|
5406 }
|
|
5407 #endif
|
|
5408
|
|
5409 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
5410
|
|
5411 /*
|
|
5412 * A snapshot of the window sizes, to restore them after closing the help
|
|
5413 * window.
|
|
5414 * Only these fields are used:
|
|
5415 * fr_layout
|
|
5416 * fr_width
|
|
5417 * fr_height
|
|
5418 * fr_next
|
|
5419 * fr_child
|
|
5420 * fr_win (only valid for the old curwin, NULL otherwise)
|
|
5421 */
|
|
5422 static frame_T *snapshot = NULL;
|
|
5423
|
|
5424 /*
|
|
5425 * Create a snapshot of the current frame sizes.
|
|
5426 */
|
|
5427 static void
|
|
5428 make_snapshot()
|
|
5429 {
|
|
5430 clear_snapshot();
|
|
5431 make_snapshot_rec(topframe, &snapshot);
|
|
5432 }
|
|
5433
|
|
5434 static void
|
|
5435 make_snapshot_rec(fr, frp)
|
|
5436 frame_T *fr;
|
|
5437 frame_T **frp;
|
|
5438 {
|
|
5439 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
5440 if (*frp == NULL)
|
|
5441 return;
|
|
5442 (*frp)->fr_layout = fr->fr_layout;
|
|
5443 # ifdef FEAT_VERTSPLIT
|
|
5444 (*frp)->fr_width = fr->fr_width;
|
|
5445 # endif
|
|
5446 (*frp)->fr_height = fr->fr_height;
|
|
5447 if (fr->fr_next != NULL)
|
|
5448 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next));
|
|
5449 if (fr->fr_child != NULL)
|
|
5450 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child));
|
|
5451 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin)
|
|
5452 (*frp)->fr_win = curwin;
|
|
5453 }
|
|
5454
|
|
5455 /*
|
|
5456 * Remove any existing snapshot.
|
|
5457 */
|
|
5458 static void
|
|
5459 clear_snapshot()
|
|
5460 {
|
|
5461 clear_snapshot_rec(snapshot);
|
|
5462 snapshot = NULL;
|
|
5463 }
|
|
5464
|
|
5465 static void
|
|
5466 clear_snapshot_rec(fr)
|
|
5467 frame_T *fr;
|
|
5468 {
|
|
5469 if (fr != NULL)
|
|
5470 {
|
|
5471 clear_snapshot_rec(fr->fr_next);
|
|
5472 clear_snapshot_rec(fr->fr_child);
|
|
5473 vim_free(fr);
|
|
5474 }
|
|
5475 }
|
|
5476
|
|
5477 /*
|
|
5478 * Restore a previously created snapshot, if there is any.
|
|
5479 * This is only done if the screen size didn't change and the window layout is
|
|
5480 * still the same.
|
|
5481 */
|
|
5482 static void
|
|
5483 restore_snapshot(close_curwin)
|
|
5484 int close_curwin; /* closing current window */
|
|
5485 {
|
|
5486 win_T *wp;
|
|
5487
|
|
5488 if (snapshot != NULL
|
|
5489 # ifdef FEAT_VERTSPLIT
|
|
5490 && snapshot->fr_width == topframe->fr_width
|
|
5491 # endif
|
|
5492 && snapshot->fr_height == topframe->fr_height
|
|
5493 && check_snapshot_rec(snapshot, topframe) == OK)
|
|
5494 {
|
|
5495 wp = restore_snapshot_rec(snapshot, topframe);
|
|
5496 win_comp_pos();
|
|
5497 if (wp != NULL && close_curwin)
|
|
5498 win_goto(wp);
|
|
5499 redraw_all_later(CLEAR);
|
|
5500 }
|
|
5501 clear_snapshot();
|
|
5502 }
|
|
5503
|
|
5504 /*
|
|
5505 * Check if frames "sn" and "fr" have the same layout, same following frames
|
|
5506 * and same children.
|
|
5507 */
|
|
5508 static int
|
|
5509 check_snapshot_rec(sn, fr)
|
|
5510 frame_T *sn;
|
|
5511 frame_T *fr;
|
|
5512 {
|
|
5513 if (sn->fr_layout != fr->fr_layout
|
|
5514 || (sn->fr_next == NULL) != (fr->fr_next == NULL)
|
|
5515 || (sn->fr_child == NULL) != (fr->fr_child == NULL)
|
|
5516 || (sn->fr_next != NULL
|
|
5517 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL)
|
|
5518 || (sn->fr_child != NULL
|
|
5519 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL))
|
|
5520 return FAIL;
|
|
5521 return OK;
|
|
5522 }
|
|
5523
|
|
5524 /*
|
|
5525 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all
|
|
5526 * following frames and children.
|
|
5527 * Returns a pointer to the old current window, or NULL.
|
|
5528 */
|
|
5529 static win_T *
|
|
5530 restore_snapshot_rec(sn, fr)
|
|
5531 frame_T *sn;
|
|
5532 frame_T *fr;
|
|
5533 {
|
|
5534 win_T *wp = NULL;
|
|
5535 win_T *wp2;
|
|
5536
|
|
5537 fr->fr_height = sn->fr_height;
|
|
5538 # ifdef FEAT_VERTSPLIT
|
|
5539 fr->fr_width = sn->fr_width;
|
|
5540 # endif
|
|
5541 if (fr->fr_layout == FR_LEAF)
|
|
5542 {
|
|
5543 frame_new_height(fr, fr->fr_height, FALSE, FALSE);
|
|
5544 # ifdef FEAT_VERTSPLIT
|
|
5545 frame_new_width(fr, fr->fr_width, FALSE);
|
|
5546 # endif
|
|
5547 wp = sn->fr_win;
|
|
5548 }
|
|
5549 if (sn->fr_next != NULL)
|
|
5550 {
|
|
5551 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next);
|
|
5552 if (wp2 != NULL)
|
|
5553 wp = wp2;
|
|
5554 }
|
|
5555 if (sn->fr_child != NULL)
|
|
5556 {
|
|
5557 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child);
|
|
5558 if (wp2 != NULL)
|
|
5559 wp = wp2;
|
|
5560 }
|
|
5561 return wp;
|
|
5562 }
|
|
5563
|
|
5564 #endif
|
|
5565
|
|
5566 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO)
|
|
5567 /*
|
|
5568 * Return TRUE if there is any vertically split window.
|
|
5569 */
|
|
5570 int
|
|
5571 win_hasvertsplit()
|
|
5572 {
|
|
5573 frame_T *fr;
|
|
5574
|
|
5575 if (topframe->fr_layout == FR_ROW)
|
|
5576 return TRUE;
|
|
5577
|
|
5578 if (topframe->fr_layout == FR_COL)
|
|
5579 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next)
|
|
5580 if (fr->fr_layout == FR_ROW)
|
|
5581 return TRUE;
|
|
5582
|
|
5583 return FALSE;
|
|
5584 }
|
|
5585 #endif
|