7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read a list of people who contributed.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 #include "vim.h"
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11
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12 #ifdef HAVE_FCNTL_H
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13 # include <fcntl.h> /* for chdir() */
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14 #endif
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15
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16 static int path_is_url __ARGS((char_u *p));
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17 #if defined(FEAT_WINDOWS) || defined(PROTO)
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18 static int win_split_ins __ARGS((int size, int flags, win_T *newwin, int dir));
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19 static int win_comp_pos __ARGS((void));
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20 static void frame_comp_pos __ARGS((frame_T *topfrp, int *row, int *col));
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21 static void frame_setheight __ARGS((frame_T *curfrp, int height));
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22 #ifdef FEAT_VERTSPLIT
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23 static void frame_setwidth __ARGS((frame_T *curfrp, int width));
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24 #endif
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25 static void win_exchange __ARGS((long));
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26 static void win_rotate __ARGS((int, int));
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27 static void win_totop __ARGS((int size, int flags));
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28 static void win_equal_rec __ARGS((win_T *next_curwin, int current, frame_T *topfr, int dir, int col, int row, int width, int height));
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29 static win_T *winframe_remove __ARGS((win_T *win, int *dirp));
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30 static frame_T *win_altframe __ARGS((win_T *win));
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31 static win_T *frame2win __ARGS((frame_T *frp));
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32 static int frame_has_win __ARGS((frame_T *frp, win_T *wp));
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33 static void frame_new_height __ARGS((frame_T *topfrp, int height, int topfirst, int wfh));
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34 static int frame_fixed_height __ARGS((frame_T *frp));
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35 #ifdef FEAT_VERTSPLIT
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36 static void frame_add_statusline __ARGS((frame_T *frp));
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37 static void frame_new_width __ARGS((frame_T *topfrp, int width, int leftfirst));
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38 static void frame_add_vsep __ARGS((frame_T *frp));
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39 static int frame_minwidth __ARGS((frame_T *topfrp, win_T *next_curwin));
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40 static void frame_fix_width __ARGS((win_T *wp));
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41 #endif
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42 static void frame_fix_height __ARGS((win_T *wp));
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43 static int frame_minheight __ARGS((frame_T *topfrp, win_T *next_curwin));
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44 static void win_enter_ext __ARGS((win_T *wp, int undo_sync, int no_curwin));
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45 static void win_free __ARGS((win_T *wp));
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46 static void win_append __ARGS((win_T *, win_T *));
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47 static void win_remove __ARGS((win_T *));
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48 static void frame_append __ARGS((frame_T *after, frame_T *frp));
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49 static void frame_insert __ARGS((frame_T *before, frame_T *frp));
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50 static void frame_remove __ARGS((frame_T *frp));
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51 #ifdef FEAT_VERTSPLIT
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52 static void win_new_width __ARGS((win_T *wp, int width));
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53 static void win_goto_ver __ARGS((int up, long count));
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54 static void win_goto_hor __ARGS((int left, long count));
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55 #endif
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56 static void frame_add_height __ARGS((frame_T *frp, int n));
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57 static void last_status_rec __ARGS((frame_T *fr, int statusline));
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58
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59 static void make_snapshot __ARGS((void));
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60 static void make_snapshot_rec __ARGS((frame_T *fr, frame_T **frp));
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61 static void clear_snapshot __ARGS((void));
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62 static void clear_snapshot_rec __ARGS((frame_T *fr));
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63 static void restore_snapshot __ARGS((int close_curwin));
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64 static int check_snapshot_rec __ARGS((frame_T *sn, frame_T *fr));
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65 static win_T *restore_snapshot_rec __ARGS((frame_T *sn, frame_T *fr));
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66
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67 #endif /* FEAT_WINDOWS */
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68 static win_T *win_alloc __ARGS((win_T *after));
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69 static void win_new_height __ARGS((win_T *, int));
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70
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71 #define URL_SLASH 1 /* path_is_url() has found "://" */
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72 #define URL_BACKSLASH 2 /* path_is_url() has found ":\\" */
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73
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74 #define NOWIN (win_T *)-1 /* non-exisiting window */
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75
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170
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76 #ifdef FEAT_WINDOWS
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77 static long p_ch_used = 1L; /* value of 'cmdheight' when frame
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78 size was set */
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79 #endif
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80
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7
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81 #if defined(FEAT_WINDOWS) || defined(PROTO)
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82 /*
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83 * all CTRL-W window commands are handled here, called from normal_cmd().
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84 */
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85 void
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86 do_window(nchar, Prenum, xchar)
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87 int nchar;
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88 long Prenum;
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89 int xchar; /* extra char from ":wincmd gx" or NUL */
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90 {
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91 long Prenum1;
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92 win_T *wp;
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93 #if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID)
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94 char_u *ptr;
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95 #endif
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96 #ifdef FEAT_FIND_ID
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97 int type = FIND_DEFINE;
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98 int len;
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99 #endif
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100 char_u cbuf[40];
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101
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102 if (Prenum == 0)
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103 Prenum1 = 1;
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104 else
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105 Prenum1 = Prenum;
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106
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107 #ifdef FEAT_CMDWIN
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108 # define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; }
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109 #else
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110 # define CHECK_CMDWIN
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111 #endif
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112
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113 switch (nchar)
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114 {
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115 /* split current window in two parts, horizontally */
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116 case 'S':
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117 case Ctrl_S:
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118 case 's':
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119 CHECK_CMDWIN
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120 #ifdef FEAT_VISUAL
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121 reset_VIsual_and_resel(); /* stop Visual mode */
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122 #endif
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123 #ifdef FEAT_GUI
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124 need_mouse_correct = TRUE;
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125 #endif
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126 win_split((int)Prenum, 0);
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127 break;
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128
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129 #ifdef FEAT_VERTSPLIT
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130 /* split current window in two parts, vertically */
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131 case Ctrl_V:
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132 case 'v':
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133 CHECK_CMDWIN
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134 #ifdef FEAT_VISUAL
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135 reset_VIsual_and_resel(); /* stop Visual mode */
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136 #endif
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137 #ifdef FEAT_GUI
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138 need_mouse_correct = TRUE;
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139 #endif
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140 win_split((int)Prenum, WSP_VERT);
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141 break;
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142 #endif
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143
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144 /* split current window and edit alternate file */
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145 case Ctrl_HAT:
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146 case '^':
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147 CHECK_CMDWIN
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148 #ifdef FEAT_VISUAL
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149 reset_VIsual_and_resel(); /* stop Visual mode */
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150 #endif
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151 STRCPY(cbuf, "split #");
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152 if (Prenum)
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153 sprintf((char *)cbuf + 7, "%ld", Prenum);
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154 do_cmdline_cmd(cbuf);
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155 break;
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156
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157 /* open new window */
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158 case Ctrl_N:
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159 case 'n':
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160 CHECK_CMDWIN
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161 #ifdef FEAT_VISUAL
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162 reset_VIsual_and_resel(); /* stop Visual mode */
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163 #endif
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164 if (Prenum)
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165 sprintf((char *)cbuf, "%ld", Prenum); /* window height */
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166 else
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167 cbuf[0] = NUL;
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168 STRCAT(cbuf, "new");
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169 do_cmdline_cmd(cbuf);
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170 break;
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171
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172 /* quit current window */
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173 case Ctrl_Q:
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174 case 'q':
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175 #ifdef FEAT_VISUAL
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176 reset_VIsual_and_resel(); /* stop Visual mode */
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177 #endif
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178 do_cmdline_cmd((char_u *)"quit");
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179 break;
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180
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181 /* close current window */
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182 case Ctrl_C:
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183 case 'c':
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184 #ifdef FEAT_VISUAL
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185 reset_VIsual_and_resel(); /* stop Visual mode */
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186 #endif
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187 do_cmdline_cmd((char_u *)"close");
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188 break;
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189
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190 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
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191 /* close preview window */
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192 case Ctrl_Z:
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193 case 'z':
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194 CHECK_CMDWIN
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195 #ifdef FEAT_VISUAL
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196 reset_VIsual_and_resel(); /* stop Visual mode */
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197 #endif
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198 do_cmdline_cmd((char_u *)"pclose");
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199 break;
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200
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201 /* cursor to preview window */
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202 case 'P':
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203 for (wp = firstwin; wp != NULL; wp = wp->w_next)
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204 if (wp->w_p_pvw)
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205 break;
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206 if (wp == NULL)
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207 EMSG(_("E441: There is no preview window"));
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208 else
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209 win_goto(wp);
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210 break;
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211 #endif
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212
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213 /* close all but current window */
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214 case Ctrl_O:
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215 case 'o':
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216 CHECK_CMDWIN
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217 #ifdef FEAT_VISUAL
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218 reset_VIsual_and_resel(); /* stop Visual mode */
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219 #endif
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220 do_cmdline_cmd((char_u *)"only");
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221 break;
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222
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223 /* cursor to next window with wrap around */
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224 case Ctrl_W:
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225 case 'w':
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226 /* cursor to previous window with wrap around */
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227 case 'W':
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228 CHECK_CMDWIN
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229 if (lastwin == firstwin && Prenum != 1) /* just one window */
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230 beep_flush();
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231 else
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232 {
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233 if (Prenum) /* go to specified window */
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234 {
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235 for (wp = firstwin; --Prenum > 0; )
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236 {
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237 if (wp->w_next == NULL)
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238 break;
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239 else
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240 wp = wp->w_next;
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241 }
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242 }
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243 else
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244 {
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245 if (nchar == 'W') /* go to previous window */
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246 {
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247 wp = curwin->w_prev;
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248 if (wp == NULL)
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249 wp = lastwin; /* wrap around */
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250 }
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251 else /* go to next window */
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252 {
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253 wp = curwin->w_next;
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254 if (wp == NULL)
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255 wp = firstwin; /* wrap around */
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256 }
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257 }
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258 win_goto(wp);
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259 }
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260 break;
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261
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262 /* cursor to window below */
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263 case 'j':
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264 case K_DOWN:
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265 case Ctrl_J:
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266 CHECK_CMDWIN
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267 #ifdef FEAT_VERTSPLIT
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268 win_goto_ver(FALSE, Prenum1);
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269 #else
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270 for (wp = curwin; wp->w_next != NULL && Prenum1-- > 0;
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271 wp = wp->w_next)
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272 ;
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273 win_goto(wp);
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274 #endif
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275 break;
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276
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277 /* cursor to window above */
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278 case 'k':
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279 case K_UP:
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280 case Ctrl_K:
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281 CHECK_CMDWIN
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282 #ifdef FEAT_VERTSPLIT
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283 win_goto_ver(TRUE, Prenum1);
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284 #else
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285 for (wp = curwin; wp->w_prev != NULL && Prenum1-- > 0;
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286 wp = wp->w_prev)
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287 ;
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288 win_goto(wp);
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289 #endif
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290 break;
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291
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292 #ifdef FEAT_VERTSPLIT
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293 /* cursor to left window */
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294 case 'h':
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295 case K_LEFT:
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296 case Ctrl_H:
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297 case K_BS:
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298 CHECK_CMDWIN
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299 win_goto_hor(TRUE, Prenum1);
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300 break;
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301
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302 /* cursor to right window */
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303 case 'l':
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304 case K_RIGHT:
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305 case Ctrl_L:
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306 CHECK_CMDWIN
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307 win_goto_hor(FALSE, Prenum1);
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308 break;
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309 #endif
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310
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311 /* cursor to top-left window */
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312 case 't':
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313 case Ctrl_T:
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314 win_goto(firstwin);
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315 break;
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316
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317 /* cursor to bottom-right window */
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318 case 'b':
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319 case Ctrl_B:
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320 win_goto(lastwin);
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321 break;
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322
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323 /* cursor to last accessed (previous) window */
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324 case 'p':
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325 case Ctrl_P:
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326 if (prevwin == NULL)
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327 beep_flush();
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328 else
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329 win_goto(prevwin);
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330 break;
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331
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332 /* exchange current and next window */
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333 case 'x':
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334 case Ctrl_X:
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335 CHECK_CMDWIN
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336 win_exchange(Prenum);
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337 break;
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338
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339 /* rotate windows downwards */
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340 case Ctrl_R:
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341 case 'r':
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342 CHECK_CMDWIN
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343 #ifdef FEAT_VISUAL
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344 reset_VIsual_and_resel(); /* stop Visual mode */
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345 #endif
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346 win_rotate(FALSE, (int)Prenum1); /* downwards */
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347 break;
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348
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349 /* rotate windows upwards */
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350 case 'R':
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351 CHECK_CMDWIN
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352 #ifdef FEAT_VISUAL
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353 reset_VIsual_and_resel(); /* stop Visual mode */
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354 #endif
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355 win_rotate(TRUE, (int)Prenum1); /* upwards */
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356 break;
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357
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358 /* move window to the very top/bottom/left/right */
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359 case 'K':
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360 case 'J':
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361 #ifdef FEAT_VERTSPLIT
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362 case 'H':
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363 case 'L':
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364 #endif
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365 CHECK_CMDWIN
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366 win_totop((int)Prenum,
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367 ((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0)
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368 | ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT));
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369 break;
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370
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371 /* make all windows the same height */
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372 case '=':
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373 #ifdef FEAT_GUI
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374 need_mouse_correct = TRUE;
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375 #endif
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376 win_equal(NULL, FALSE, 'b');
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377 break;
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378
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379 /* increase current window height */
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380 case '+':
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381 #ifdef FEAT_GUI
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382 need_mouse_correct = TRUE;
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383 #endif
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384 win_setheight(curwin->w_height + (int)Prenum1);
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385 break;
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386
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387 /* decrease current window height */
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388 case '-':
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389 #ifdef FEAT_GUI
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390 need_mouse_correct = TRUE;
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391 #endif
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392 win_setheight(curwin->w_height - (int)Prenum1);
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393 break;
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394
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395 /* set current window height */
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396 case Ctrl__:
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397 case '_':
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398 #ifdef FEAT_GUI
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399 need_mouse_correct = TRUE;
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400 #endif
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401 win_setheight(Prenum ? (int)Prenum : 9999);
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402 break;
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403
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404 #ifdef FEAT_VERTSPLIT
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405 /* increase current window width */
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406 case '>':
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407 #ifdef FEAT_GUI
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408 need_mouse_correct = TRUE;
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409 #endif
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410 win_setwidth(curwin->w_width + (int)Prenum1);
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411 break;
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412
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413 /* decrease current window width */
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414 case '<':
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415 #ifdef FEAT_GUI
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416 need_mouse_correct = TRUE;
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417 #endif
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418 win_setwidth(curwin->w_width - (int)Prenum1);
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419 break;
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420
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421 /* set current window width */
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422 case '|':
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423 #ifdef FEAT_GUI
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424 need_mouse_correct = TRUE;
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425 #endif
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426 win_setwidth(Prenum != 0 ? (int)Prenum : 9999);
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427 break;
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428 #endif
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429
|
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430 /* jump to tag and split window if tag exists (in preview window) */
|
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431 #if defined(FEAT_QUICKFIX)
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432 case '}':
|
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433 CHECK_CMDWIN
|
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434 if (Prenum)
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435 g_do_tagpreview = Prenum;
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436 else
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437 g_do_tagpreview = p_pvh;
|
|
438 /*FALLTHROUGH*/
|
|
439 #endif
|
|
440 case ']':
|
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441 case Ctrl_RSB:
|
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442 CHECK_CMDWIN
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443 #ifdef FEAT_VISUAL
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444 reset_VIsual_and_resel(); /* stop Visual mode */
|
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445 #endif
|
|
446 if (Prenum)
|
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447 postponed_split = Prenum;
|
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448 else
|
|
449 postponed_split = -1;
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450
|
|
451 /* Execute the command right here, required when
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452 * "wincmd ]" was used in a function. */
|
|
453 do_nv_ident(Ctrl_RSB, NUL);
|
|
454 break;
|
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455
|
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456 #ifdef FEAT_SEARCHPATH
|
|
457 /* edit file name under cursor in a new window */
|
|
458 case 'f':
|
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459 case Ctrl_F:
|
|
460 CHECK_CMDWIN
|
|
461 #ifdef FEAT_VISUAL
|
|
462 reset_VIsual_and_resel(); /* stop Visual mode */
|
|
463 #endif
|
|
464 ptr = file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP,
|
|
465 Prenum1);
|
|
466 if (ptr != NULL)
|
|
467 {
|
|
468 #ifdef FEAT_GUI
|
|
469 need_mouse_correct = TRUE;
|
|
470 #endif
|
|
471 setpcmark();
|
|
472 if (win_split(0, 0) == OK)
|
|
473 {
|
|
474 # ifdef FEAT_SCROLLBIND
|
|
475 curwin->w_p_scb = FALSE;
|
|
476 # endif
|
|
477 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL,
|
|
478 ECMD_HIDE);
|
|
479 }
|
|
480 vim_free(ptr);
|
|
481 }
|
|
482 break;
|
|
483 #endif
|
|
484
|
|
485 #ifdef FEAT_FIND_ID
|
|
486 /* Go to the first occurence of the identifier under cursor along path in a
|
|
487 * new window -- webb
|
|
488 */
|
|
489 case 'i': /* Go to any match */
|
|
490 case Ctrl_I:
|
|
491 type = FIND_ANY;
|
|
492 /* FALLTHROUGH */
|
|
493 case 'd': /* Go to definition, using 'define' */
|
|
494 case Ctrl_D:
|
|
495 CHECK_CMDWIN
|
|
496 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
|
|
497 break;
|
|
498 find_pattern_in_path(ptr, 0, len, TRUE,
|
|
499 Prenum == 0 ? TRUE : FALSE, type,
|
|
500 Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM);
|
|
501 curwin->w_set_curswant = TRUE;
|
|
502 break;
|
|
503 #endif
|
|
504
|
170
|
505 case K_KENTER:
|
|
506 case CAR:
|
|
507 #if defined(FEAT_QUICKFIX)
|
|
508 /*
|
|
509 * In a quickfix window a <CR> jumps to the error under the
|
|
510 * cursor in a new window.
|
|
511 */
|
|
512 if (bt_quickfix(curbuf))
|
|
513 {
|
|
514 sprintf((char *)cbuf, "split +%ldcc",
|
|
515 (long)curwin->w_cursor.lnum);
|
|
516 do_cmdline_cmd(cbuf);
|
|
517 }
|
|
518 #endif
|
|
519 break;
|
|
520
|
|
521
|
7
|
522 /* CTRL-W g extended commands */
|
|
523 case 'g':
|
|
524 case Ctrl_G:
|
|
525 CHECK_CMDWIN
|
|
526 #ifdef USE_ON_FLY_SCROLL
|
|
527 dont_scroll = TRUE; /* disallow scrolling here */
|
|
528 #endif
|
|
529 ++no_mapping;
|
|
530 ++allow_keys; /* no mapping for xchar, but allow key codes */
|
|
531 if (xchar == NUL)
|
|
532 xchar = safe_vgetc();
|
|
533 #ifdef FEAT_LANGMAP
|
|
534 LANGMAP_ADJUST(xchar, TRUE);
|
|
535 #endif
|
|
536 --no_mapping;
|
|
537 --allow_keys;
|
|
538 #ifdef FEAT_CMDL_INFO
|
|
539 (void)add_to_showcmd(xchar);
|
|
540 #endif
|
|
541 switch (xchar)
|
|
542 {
|
|
543 #if defined(FEAT_QUICKFIX)
|
|
544 case '}':
|
|
545 xchar = Ctrl_RSB;
|
|
546 if (Prenum)
|
|
547 g_do_tagpreview = Prenum;
|
|
548 else
|
|
549 g_do_tagpreview = p_pvh;
|
|
550 /*FALLTHROUGH*/
|
|
551 #endif
|
|
552 case ']':
|
|
553 case Ctrl_RSB:
|
|
554 #ifdef FEAT_VISUAL
|
|
555 reset_VIsual_and_resel(); /* stop Visual mode */
|
|
556 #endif
|
|
557 if (Prenum)
|
|
558 postponed_split = Prenum;
|
|
559 else
|
|
560 postponed_split = -1;
|
|
561
|
|
562 /* Execute the command right here, required when
|
|
563 * "wincmd g}" was used in a function. */
|
|
564 do_nv_ident('g', xchar);
|
|
565 break;
|
|
566
|
|
567 default:
|
|
568 beep_flush();
|
|
569 break;
|
|
570 }
|
|
571 break;
|
|
572
|
|
573 default: beep_flush();
|
|
574 break;
|
|
575 }
|
|
576 }
|
|
577
|
|
578 /*
|
|
579 * split the current window, implements CTRL-W s and :split
|
|
580 *
|
|
581 * "size" is the height or width for the new window, 0 to use half of current
|
|
582 * height or width.
|
|
583 *
|
|
584 * "flags":
|
|
585 * WSP_ROOM: require enough room for new window
|
|
586 * WSP_VERT: vertical split.
|
|
587 * WSP_TOP: open window at the top-left of the shell (help window).
|
|
588 * WSP_BOT: open window at the bottom-right of the shell (quickfix window).
|
|
589 * WSP_HELP: creating the help window, keep layout snapshot
|
|
590 *
|
|
591 * return FAIL for failure, OK otherwise
|
|
592 */
|
|
593 int
|
|
594 win_split(size, flags)
|
|
595 int size;
|
|
596 int flags;
|
|
597 {
|
|
598 /* Add flags from ":vertical", ":topleft" and ":botright". */
|
|
599 flags |= cmdmod.split;
|
|
600 if ((flags & WSP_TOP) && (flags & WSP_BOT))
|
|
601 {
|
|
602 EMSG(_("E442: Can't split topleft and botright at the same time"));
|
|
603 return FAIL;
|
|
604 }
|
|
605
|
|
606 /* When creating the help window make a snapshot of the window layout.
|
|
607 * Otherwise clear the snapshot, it's now invalid. */
|
|
608 if (flags & WSP_HELP)
|
|
609 make_snapshot();
|
|
610 else
|
|
611 clear_snapshot();
|
|
612
|
|
613 return win_split_ins(size, flags, NULL, 0);
|
|
614 }
|
|
615
|
|
616 /*
|
|
617 * When "newwin" is NULL: split a window in two.
|
|
618 * When "newwin" is not NULL: insert this window at the far
|
|
619 * top/left/right/bottom.
|
|
620 * return FAIL for failure, OK otherwise
|
|
621 */
|
|
622 static int
|
|
623 win_split_ins(size, flags, newwin, dir)
|
|
624 int size;
|
|
625 int flags;
|
|
626 win_T *newwin;
|
|
627 int dir;
|
|
628 {
|
|
629 win_T *wp = newwin;
|
|
630 win_T *oldwin;
|
|
631 int new_size = size;
|
|
632 int i;
|
|
633 int need_status = 0;
|
|
634 int do_equal = FALSE;
|
|
635 int needed;
|
|
636 int available;
|
|
637 int oldwin_height = 0;
|
|
638 int layout;
|
|
639 frame_T *frp, *curfrp;
|
|
640 int before;
|
|
641
|
|
642 if (flags & WSP_TOP)
|
|
643 oldwin = firstwin;
|
|
644 else if (flags & WSP_BOT)
|
|
645 oldwin = lastwin;
|
|
646 else
|
|
647 oldwin = curwin;
|
|
648
|
|
649 /* add a status line when p_ls == 1 and splitting the first window */
|
|
650 if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0)
|
|
651 {
|
|
652 if (oldwin->w_height <= p_wmh && newwin == NULL)
|
|
653 {
|
|
654 EMSG(_(e_noroom));
|
|
655 return FAIL;
|
|
656 }
|
|
657 need_status = STATUS_HEIGHT;
|
|
658 }
|
|
659
|
|
660 #ifdef FEAT_VERTSPLIT
|
|
661 if (flags & WSP_VERT)
|
|
662 {
|
|
663 layout = FR_ROW;
|
|
664 do_equal = (p_ea && new_size == 0 && *p_ead != 'v');
|
|
665
|
|
666 /*
|
|
667 * Check if we are able to split the current window and compute its
|
|
668 * width.
|
|
669 */
|
|
670 needed = p_wmw + 1;
|
|
671 if (flags & WSP_ROOM)
|
|
672 needed += p_wiw - p_wmw;
|
|
673 if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
|
|
674 {
|
|
675 available = topframe->fr_width;
|
|
676 needed += frame_minwidth(topframe, NULL);
|
|
677 }
|
|
678 else
|
|
679 available = oldwin->w_width;
|
|
680 if (available < needed && newwin == NULL)
|
|
681 {
|
|
682 EMSG(_(e_noroom));
|
|
683 return FAIL;
|
|
684 }
|
|
685 if (new_size == 0)
|
|
686 new_size = oldwin->w_width / 2;
|
|
687 if (new_size > oldwin->w_width - p_wmw - 1)
|
|
688 new_size = oldwin->w_width - p_wmw - 1;
|
|
689 if (new_size < p_wmw)
|
|
690 new_size = p_wmw;
|
|
691
|
|
692 /* if it doesn't fit in the current window, need win_equal() */
|
|
693 if (oldwin->w_width - new_size - 1 < p_wmw)
|
|
694 do_equal = TRUE;
|
|
695 }
|
|
696 else
|
|
697 #endif
|
|
698 {
|
|
699 layout = FR_COL;
|
|
700 do_equal = (p_ea && new_size == 0
|
|
701 #ifdef FEAT_VERTSPLIT
|
|
702 && *p_ead != 'h'
|
|
703 #endif
|
|
704 );
|
|
705
|
|
706 /*
|
|
707 * Check if we are able to split the current window and compute its
|
|
708 * height.
|
|
709 */
|
|
710 needed = p_wmh + STATUS_HEIGHT + need_status;
|
|
711 if (flags & WSP_ROOM)
|
|
712 needed += p_wh - p_wmh;
|
|
713 if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
|
|
714 {
|
|
715 available = topframe->fr_height;
|
|
716 needed += frame_minheight(topframe, NULL);
|
|
717 }
|
|
718 else
|
|
719 {
|
|
720 available = oldwin->w_height;
|
|
721 needed += p_wmh;
|
|
722 }
|
|
723 if (available < needed && newwin == NULL)
|
|
724 {
|
|
725 EMSG(_(e_noroom));
|
|
726 return FAIL;
|
|
727 }
|
|
728 oldwin_height = oldwin->w_height;
|
|
729 if (need_status)
|
|
730 {
|
|
731 oldwin->w_status_height = STATUS_HEIGHT;
|
|
732 oldwin_height -= STATUS_HEIGHT;
|
|
733 }
|
|
734 if (new_size == 0)
|
|
735 new_size = oldwin_height / 2;
|
|
736
|
|
737 if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT)
|
|
738 new_size = oldwin_height - p_wmh - STATUS_HEIGHT;
|
|
739 if (new_size < p_wmh)
|
|
740 new_size = p_wmh;
|
|
741
|
|
742 /* if it doesn't fit in the current window, need win_equal() */
|
|
743 if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh)
|
|
744 do_equal = TRUE;
|
|
745
|
|
746 /* We don't like to take lines for the new window from a
|
|
747 * 'winfixheight' window. Take them from a window above or below
|
|
748 * instead, if possible. */
|
|
749 if (oldwin->w_p_wfh)
|
|
750 {
|
|
751 win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT,
|
|
752 oldwin);
|
|
753 oldwin_height = oldwin->w_height;
|
|
754 if (need_status)
|
|
755 oldwin_height -= STATUS_HEIGHT;
|
|
756 }
|
|
757 }
|
|
758
|
|
759 /*
|
|
760 * allocate new window structure and link it in the window list
|
|
761 */
|
|
762 if ((flags & WSP_TOP) == 0
|
|
763 && ((flags & WSP_BOT)
|
|
764 || (flags & WSP_BELOW)
|
|
765 || (!(flags & WSP_ABOVE)
|
|
766 && (
|
|
767 #ifdef FEAT_VERTSPLIT
|
|
768 (flags & WSP_VERT) ? p_spr :
|
|
769 #endif
|
|
770 p_sb))))
|
|
771 {
|
|
772 /* new window below/right of current one */
|
|
773 if (newwin == NULL)
|
|
774 wp = win_alloc(oldwin);
|
|
775 else
|
|
776 win_append(oldwin, wp);
|
|
777 }
|
|
778 else
|
|
779 {
|
|
780 if (newwin == NULL)
|
|
781 wp = win_alloc(oldwin->w_prev);
|
|
782 else
|
|
783 win_append(oldwin->w_prev, wp);
|
|
784 }
|
|
785
|
|
786 if (newwin == NULL)
|
|
787 {
|
|
788 if (wp == NULL)
|
|
789 return FAIL;
|
|
790
|
|
791 /*
|
|
792 * make the contents of the new window the same as the current one
|
|
793 */
|
|
794 wp->w_buffer = curbuf;
|
|
795 curbuf->b_nwindows++;
|
|
796 wp->w_cursor = curwin->w_cursor;
|
|
797 wp->w_valid = 0;
|
|
798 wp->w_curswant = curwin->w_curswant;
|
|
799 wp->w_set_curswant = curwin->w_set_curswant;
|
|
800 wp->w_topline = curwin->w_topline;
|
|
801 #ifdef FEAT_DIFF
|
|
802 wp->w_topfill = curwin->w_topfill;
|
|
803 #endif
|
|
804 wp->w_leftcol = curwin->w_leftcol;
|
|
805 wp->w_pcmark = curwin->w_pcmark;
|
|
806 wp->w_prev_pcmark = curwin->w_prev_pcmark;
|
|
807 wp->w_alt_fnum = curwin->w_alt_fnum;
|
|
808 wp->w_fraction = curwin->w_fraction;
|
|
809 wp->w_prev_fraction_row = curwin->w_prev_fraction_row;
|
|
810 #ifdef FEAT_JUMPLIST
|
|
811 copy_jumplist(curwin, wp);
|
|
812 #endif
|
|
813 if (curwin->w_localdir != NULL)
|
|
814 wp->w_localdir = vim_strsave(curwin->w_localdir);
|
|
815
|
|
816 /* Use the same argument list. */
|
|
817 wp->w_alist = curwin->w_alist;
|
|
818 ++wp->w_alist->al_refcount;
|
|
819 wp->w_arg_idx = curwin->w_arg_idx;
|
|
820
|
|
821 /*
|
|
822 * copy tagstack and options from existing window
|
|
823 */
|
|
824 for (i = 0; i < curwin->w_tagstacklen; i++)
|
|
825 {
|
|
826 wp->w_tagstack[i] = curwin->w_tagstack[i];
|
|
827 if (wp->w_tagstack[i].tagname != NULL)
|
|
828 wp->w_tagstack[i].tagname =
|
|
829 vim_strsave(wp->w_tagstack[i].tagname);
|
|
830 }
|
|
831 wp->w_tagstackidx = curwin->w_tagstackidx;
|
|
832 wp->w_tagstacklen = curwin->w_tagstacklen;
|
|
833 win_copy_options(curwin, wp);
|
|
834 #ifdef FEAT_FOLDING
|
|
835 copyFoldingState(curwin, wp);
|
|
836 #endif
|
|
837 }
|
|
838
|
|
839 /*
|
|
840 * Reorganise the tree of frames to insert the new window.
|
|
841 */
|
|
842 if (flags & (WSP_TOP | WSP_BOT))
|
|
843 {
|
|
844 #ifdef FEAT_VERTSPLIT
|
|
845 if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0)
|
|
846 || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0))
|
|
847 #else
|
|
848 if (topframe->fr_layout == FR_COL)
|
|
849 #endif
|
|
850 {
|
|
851 curfrp = topframe->fr_child;
|
|
852 if (flags & WSP_BOT)
|
|
853 while (curfrp->fr_next != NULL)
|
|
854 curfrp = curfrp->fr_next;
|
|
855 }
|
|
856 else
|
|
857 curfrp = topframe;
|
|
858 before = (flags & WSP_TOP);
|
|
859 }
|
|
860 else
|
|
861 {
|
|
862 curfrp = oldwin->w_frame;
|
|
863 if (flags & WSP_BELOW)
|
|
864 before = FALSE;
|
|
865 else if (flags & WSP_ABOVE)
|
|
866 before = TRUE;
|
|
867 else
|
|
868 #ifdef FEAT_VERTSPLIT
|
|
869 if (flags & WSP_VERT)
|
|
870 before = !p_spr;
|
|
871 else
|
|
872 #endif
|
|
873 before = !p_sb;
|
|
874 }
|
|
875 if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout)
|
|
876 {
|
|
877 /* Need to create a new frame in the tree to make a branch. */
|
|
878 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
879 *frp = *curfrp;
|
|
880 curfrp->fr_layout = layout;
|
|
881 frp->fr_parent = curfrp;
|
|
882 frp->fr_next = NULL;
|
|
883 frp->fr_prev = NULL;
|
|
884 curfrp->fr_child = frp;
|
|
885 curfrp->fr_win = NULL;
|
|
886 curfrp = frp;
|
|
887 if (frp->fr_win != NULL)
|
|
888 oldwin->w_frame = frp;
|
|
889 else
|
|
890 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
891 frp->fr_parent = curfrp;
|
|
892 }
|
|
893
|
|
894 if (newwin == NULL)
|
|
895 {
|
|
896 /* Create a frame for the new window. */
|
|
897 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
898 frp->fr_layout = FR_LEAF;
|
|
899 frp->fr_win = wp;
|
|
900 wp->w_frame = frp;
|
|
901 }
|
|
902 else
|
|
903 frp = newwin->w_frame;
|
|
904 frp->fr_parent = curfrp->fr_parent;
|
|
905
|
|
906 /* Insert the new frame at the right place in the frame list. */
|
|
907 if (before)
|
|
908 frame_insert(curfrp, frp);
|
|
909 else
|
|
910 frame_append(curfrp, frp);
|
|
911
|
|
912 #ifdef FEAT_VERTSPLIT
|
|
913 if (flags & WSP_VERT)
|
|
914 {
|
|
915 wp->w_p_scr = curwin->w_p_scr;
|
|
916 if (need_status)
|
|
917 {
|
|
918 --oldwin->w_height;
|
|
919 oldwin->w_status_height = need_status;
|
|
920 }
|
|
921 if (flags & (WSP_TOP | WSP_BOT))
|
|
922 {
|
|
923 /* set height and row of new window to full height */
|
|
924 wp->w_winrow = 0;
|
|
925 wp->w_height = curfrp->fr_height - (p_ls > 0);
|
|
926 wp->w_status_height = (p_ls > 0);
|
|
927 }
|
|
928 else
|
|
929 {
|
|
930 /* height and row of new window is same as current window */
|
|
931 wp->w_winrow = oldwin->w_winrow;
|
|
932 wp->w_height = oldwin->w_height;
|
|
933 wp->w_status_height = oldwin->w_status_height;
|
|
934 }
|
|
935 frp->fr_height = curfrp->fr_height;
|
|
936
|
|
937 /* "new_size" of the current window goes to the new window, use
|
|
938 * one column for the vertical separator */
|
|
939 wp->w_width = new_size;
|
|
940 if (before)
|
|
941 wp->w_vsep_width = 1;
|
|
942 else
|
|
943 {
|
|
944 wp->w_vsep_width = oldwin->w_vsep_width;
|
|
945 oldwin->w_vsep_width = 1;
|
|
946 }
|
|
947 if (flags & (WSP_TOP | WSP_BOT))
|
|
948 {
|
|
949 if (flags & WSP_BOT)
|
|
950 frame_add_vsep(curfrp);
|
|
951 /* Set width of neighbor frame */
|
|
952 frame_new_width(curfrp, curfrp->fr_width
|
|
953 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP);
|
|
954 }
|
|
955 else
|
|
956 oldwin->w_width -= new_size + 1;
|
|
957 if (before) /* new window left of current one */
|
|
958 {
|
|
959 wp->w_wincol = oldwin->w_wincol;
|
|
960 oldwin->w_wincol += new_size + 1;
|
|
961 }
|
|
962 else /* new window right of current one */
|
|
963 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1;
|
|
964 frame_fix_width(oldwin);
|
|
965 frame_fix_width(wp);
|
|
966 }
|
|
967 else
|
|
968 #endif
|
|
969 {
|
|
970 /* width and column of new window is same as current window */
|
|
971 #ifdef FEAT_VERTSPLIT
|
|
972 if (flags & (WSP_TOP | WSP_BOT))
|
|
973 {
|
|
974 wp->w_wincol = 0;
|
|
975 wp->w_width = Columns;
|
|
976 wp->w_vsep_width = 0;
|
|
977 }
|
|
978 else
|
|
979 {
|
|
980 wp->w_wincol = oldwin->w_wincol;
|
|
981 wp->w_width = oldwin->w_width;
|
|
982 wp->w_vsep_width = oldwin->w_vsep_width;
|
|
983 }
|
|
984 frp->fr_width = curfrp->fr_width;
|
|
985 #endif
|
|
986
|
|
987 /* "new_size" of the current window goes to the new window, use
|
|
988 * one row for the status line */
|
|
989 win_new_height(wp, new_size);
|
|
990 if (flags & (WSP_TOP | WSP_BOT))
|
|
991 frame_new_height(curfrp, curfrp->fr_height
|
|
992 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE);
|
|
993 else
|
|
994 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT));
|
|
995 if (before) /* new window above current one */
|
|
996 {
|
|
997 wp->w_winrow = oldwin->w_winrow;
|
|
998 wp->w_status_height = STATUS_HEIGHT;
|
|
999 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT;
|
|
1000 }
|
|
1001 else /* new window below current one */
|
|
1002 {
|
|
1003 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT;
|
|
1004 wp->w_status_height = oldwin->w_status_height;
|
|
1005 oldwin->w_status_height = STATUS_HEIGHT;
|
|
1006 }
|
|
1007 #ifdef FEAT_VERTSPLIT
|
|
1008 if (flags & WSP_BOT)
|
|
1009 frame_add_statusline(curfrp);
|
|
1010 #endif
|
|
1011 frame_fix_height(wp);
|
|
1012 frame_fix_height(oldwin);
|
|
1013 }
|
|
1014
|
|
1015 if (flags & (WSP_TOP | WSP_BOT))
|
|
1016 (void)win_comp_pos();
|
|
1017
|
|
1018 /*
|
|
1019 * Both windows need redrawing
|
|
1020 */
|
|
1021 redraw_win_later(wp, NOT_VALID);
|
|
1022 wp->w_redr_status = TRUE;
|
|
1023 redraw_win_later(oldwin, NOT_VALID);
|
|
1024 oldwin->w_redr_status = TRUE;
|
|
1025
|
|
1026 if (need_status)
|
|
1027 {
|
|
1028 msg_row = Rows - 1;
|
|
1029 msg_col = sc_col;
|
|
1030 msg_clr_eos_force(); /* Old command/ruler may still be there */
|
|
1031 comp_col();
|
|
1032 msg_row = Rows - 1;
|
|
1033 msg_col = 0; /* put position back at start of line */
|
|
1034 }
|
|
1035
|
|
1036 /*
|
|
1037 * make the new window the current window and redraw
|
|
1038 */
|
|
1039 if (do_equal || dir != 0)
|
|
1040 win_equal(wp, TRUE,
|
|
1041 #ifdef FEAT_VERTSPLIT
|
|
1042 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h')
|
|
1043 : dir == 'h' ? 'b' :
|
|
1044 #endif
|
|
1045 'v');
|
|
1046
|
|
1047 /* Don't change the window height/width to 'winheight' / 'winwidth' if a
|
|
1048 * size was given. */
|
|
1049 #ifdef FEAT_VERTSPLIT
|
|
1050 if (flags & WSP_VERT)
|
|
1051 {
|
|
1052 i = p_wiw;
|
|
1053 if (size != 0)
|
|
1054 p_wiw = size;
|
|
1055
|
|
1056 # ifdef FEAT_GUI
|
|
1057 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */
|
|
1058 if (gui.in_use)
|
|
1059 gui_init_which_components(NULL);
|
|
1060 # endif
|
|
1061 }
|
|
1062 else
|
|
1063 #endif
|
|
1064 {
|
|
1065 i = p_wh;
|
|
1066 if (size != 0)
|
|
1067 p_wh = size;
|
|
1068 }
|
|
1069 win_enter(wp, FALSE);
|
|
1070 #ifdef FEAT_VERTSPLIT
|
|
1071 if (flags & WSP_VERT)
|
|
1072 p_wiw = i;
|
|
1073 else
|
|
1074 #endif
|
|
1075 p_wh = i;
|
|
1076
|
|
1077 return OK;
|
|
1078 }
|
|
1079
|
|
1080 #endif /* FEAT_WINDOWS */
|
|
1081
|
|
1082 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
1083 /*
|
|
1084 * Check if "win" is a pointer to an existing window.
|
|
1085 */
|
|
1086 int
|
|
1087 win_valid(win)
|
|
1088 win_T *win;
|
|
1089 {
|
|
1090 win_T *wp;
|
|
1091
|
|
1092 if (win == NULL)
|
|
1093 return FALSE;
|
|
1094 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
1095 if (wp == win)
|
|
1096 return TRUE;
|
|
1097 return FALSE;
|
|
1098 }
|
|
1099
|
|
1100 /*
|
|
1101 * Return the number of windows.
|
|
1102 */
|
|
1103 int
|
|
1104 win_count()
|
|
1105 {
|
|
1106 win_T *wp;
|
|
1107 int count = 0;
|
|
1108
|
|
1109 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
1110 ++count;
|
|
1111 return count;
|
|
1112 }
|
|
1113
|
|
1114 /*
|
|
1115 * Make "count" windows on the screen.
|
|
1116 * Return actual number of windows on the screen.
|
|
1117 * Must be called when there is just one window, filling the whole screen
|
|
1118 * (excluding the command line).
|
|
1119 */
|
|
1120 /*ARGSUSED*/
|
|
1121 int
|
|
1122 make_windows(count, vertical)
|
|
1123 int count;
|
|
1124 int vertical; /* split windows vertically if TRUE */
|
|
1125 {
|
|
1126 int maxcount;
|
|
1127 int todo;
|
|
1128
|
|
1129 #ifdef FEAT_VERTSPLIT
|
|
1130 if (vertical)
|
|
1131 {
|
|
1132 /* Each windows needs at least 'winminwidth' lines and a separator
|
|
1133 * column. */
|
|
1134 maxcount = (curwin->w_width + curwin->w_vsep_width
|
|
1135 - (p_wiw - p_wmw)) / (p_wmw + 1);
|
|
1136 }
|
|
1137 else
|
|
1138 #endif
|
|
1139 {
|
|
1140 /* Each window needs at least 'winminheight' lines and a status line. */
|
|
1141 maxcount = (curwin->w_height + curwin->w_status_height
|
|
1142 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT);
|
|
1143 }
|
|
1144
|
|
1145 if (maxcount < 2)
|
|
1146 maxcount = 2;
|
|
1147 if (count > maxcount)
|
|
1148 count = maxcount;
|
|
1149
|
|
1150 /*
|
|
1151 * add status line now, otherwise first window will be too big
|
|
1152 */
|
|
1153 if (count > 1)
|
|
1154 last_status(TRUE);
|
|
1155
|
|
1156 #ifdef FEAT_AUTOCMD
|
|
1157 /*
|
|
1158 * Don't execute autocommands while creating the windows. Must do that
|
|
1159 * when putting the buffers in the windows.
|
|
1160 */
|
|
1161 ++autocmd_block;
|
|
1162 #endif
|
|
1163
|
|
1164 /* todo is number of windows left to create */
|
|
1165 for (todo = count - 1; todo > 0; --todo)
|
|
1166 #ifdef FEAT_VERTSPLIT
|
|
1167 if (vertical)
|
|
1168 {
|
|
1169 if (win_split(curwin->w_width - (curwin->w_width - todo)
|
|
1170 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL)
|
|
1171 break;
|
|
1172 }
|
|
1173 else
|
|
1174 #endif
|
|
1175 {
|
|
1176 if (win_split(curwin->w_height - (curwin->w_height - todo
|
|
1177 * STATUS_HEIGHT) / (todo + 1)
|
|
1178 - STATUS_HEIGHT, WSP_ABOVE) == FAIL)
|
|
1179 break;
|
|
1180 }
|
|
1181
|
|
1182 #ifdef FEAT_AUTOCMD
|
|
1183 --autocmd_block;
|
|
1184 #endif
|
|
1185
|
|
1186 /* return actual number of windows */
|
|
1187 return (count - todo);
|
|
1188 }
|
|
1189
|
|
1190 /*
|
|
1191 * Exchange current and next window
|
|
1192 */
|
|
1193 static void
|
|
1194 win_exchange(Prenum)
|
|
1195 long Prenum;
|
|
1196 {
|
|
1197 frame_T *frp;
|
|
1198 frame_T *frp2;
|
|
1199 win_T *wp;
|
|
1200 win_T *wp2;
|
|
1201 int temp;
|
|
1202
|
|
1203 if (lastwin == firstwin) /* just one window */
|
|
1204 {
|
|
1205 beep_flush();
|
|
1206 return;
|
|
1207 }
|
|
1208
|
|
1209 #ifdef FEAT_GUI
|
|
1210 need_mouse_correct = TRUE;
|
|
1211 #endif
|
|
1212
|
|
1213 /*
|
|
1214 * find window to exchange with
|
|
1215 */
|
|
1216 if (Prenum)
|
|
1217 {
|
|
1218 frp = curwin->w_frame->fr_parent->fr_child;
|
|
1219 while (frp != NULL && --Prenum > 0)
|
|
1220 frp = frp->fr_next;
|
|
1221 }
|
|
1222 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */
|
|
1223 frp = curwin->w_frame->fr_next;
|
|
1224 else /* Swap last window in row/col with previous */
|
|
1225 frp = curwin->w_frame->fr_prev;
|
|
1226
|
|
1227 /* We can only exchange a window with another window, not with a frame
|
|
1228 * containing windows. */
|
|
1229 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin)
|
|
1230 return;
|
|
1231 wp = frp->fr_win;
|
|
1232
|
|
1233 /*
|
|
1234 * 1. remove curwin from the list. Remember after which window it was in wp2
|
|
1235 * 2. insert curwin before wp in the list
|
|
1236 * if wp != wp2
|
|
1237 * 3. remove wp from the list
|
|
1238 * 4. insert wp after wp2
|
|
1239 * 5. exchange the status line height and vsep width.
|
|
1240 */
|
|
1241 wp2 = curwin->w_prev;
|
|
1242 frp2 = curwin->w_frame->fr_prev;
|
|
1243 if (wp->w_prev != curwin)
|
|
1244 {
|
|
1245 win_remove(curwin);
|
|
1246 frame_remove(curwin->w_frame);
|
|
1247 win_append(wp->w_prev, curwin);
|
|
1248 frame_insert(frp, curwin->w_frame);
|
|
1249 }
|
|
1250 if (wp != wp2)
|
|
1251 {
|
|
1252 win_remove(wp);
|
|
1253 frame_remove(wp->w_frame);
|
|
1254 win_append(wp2, wp);
|
|
1255 if (frp2 == NULL)
|
|
1256 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame);
|
|
1257 else
|
|
1258 frame_append(frp2, wp->w_frame);
|
|
1259 }
|
|
1260 temp = curwin->w_status_height;
|
|
1261 curwin->w_status_height = wp->w_status_height;
|
|
1262 wp->w_status_height = temp;
|
|
1263 #ifdef FEAT_VERTSPLIT
|
|
1264 temp = curwin->w_vsep_width;
|
|
1265 curwin->w_vsep_width = wp->w_vsep_width;
|
|
1266 wp->w_vsep_width = temp;
|
|
1267
|
|
1268 /* If the windows are not in the same frame, exchange the sizes to avoid
|
|
1269 * messing up the window layout. Otherwise fix the frame sizes. */
|
|
1270 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent)
|
|
1271 {
|
|
1272 temp = curwin->w_height;
|
|
1273 curwin->w_height = wp->w_height;
|
|
1274 wp->w_height = temp;
|
|
1275 temp = curwin->w_width;
|
|
1276 curwin->w_width = wp->w_width;
|
|
1277 wp->w_width = temp;
|
|
1278 }
|
|
1279 else
|
|
1280 {
|
|
1281 frame_fix_height(curwin);
|
|
1282 frame_fix_height(wp);
|
|
1283 frame_fix_width(curwin);
|
|
1284 frame_fix_width(wp);
|
|
1285 }
|
|
1286 #endif
|
|
1287
|
|
1288 (void)win_comp_pos(); /* recompute window positions */
|
|
1289
|
|
1290 win_enter(wp, TRUE);
|
|
1291 redraw_later(CLEAR);
|
|
1292 }
|
|
1293
|
|
1294 /*
|
|
1295 * rotate windows: if upwards TRUE the second window becomes the first one
|
|
1296 * if upwards FALSE the first window becomes the second one
|
|
1297 */
|
|
1298 static void
|
|
1299 win_rotate(upwards, count)
|
|
1300 int upwards;
|
|
1301 int count;
|
|
1302 {
|
|
1303 win_T *wp1;
|
|
1304 win_T *wp2;
|
|
1305 frame_T *frp;
|
|
1306 int n;
|
|
1307
|
|
1308 if (firstwin == lastwin) /* nothing to do */
|
|
1309 {
|
|
1310 beep_flush();
|
|
1311 return;
|
|
1312 }
|
|
1313
|
|
1314 #ifdef FEAT_GUI
|
|
1315 need_mouse_correct = TRUE;
|
|
1316 #endif
|
|
1317
|
|
1318 #ifdef FEAT_VERTSPLIT
|
|
1319 /* Check if all frames in this row/col have one window. */
|
|
1320 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL;
|
|
1321 frp = frp->fr_next)
|
|
1322 if (frp->fr_win == NULL)
|
|
1323 {
|
|
1324 EMSG(_("E443: Cannot rotate when another window is split"));
|
|
1325 return;
|
|
1326 }
|
|
1327 #endif
|
|
1328
|
|
1329 while (count--)
|
|
1330 {
|
|
1331 if (upwards) /* first window becomes last window */
|
|
1332 {
|
|
1333 /* remove first window/frame from the list */
|
|
1334 frp = curwin->w_frame->fr_parent->fr_child;
|
|
1335 wp1 = frp->fr_win;
|
|
1336 win_remove(wp1);
|
|
1337 frame_remove(frp);
|
|
1338
|
|
1339 /* find last frame and append removed window/frame after it */
|
|
1340 for ( ; frp->fr_next != NULL; frp = frp->fr_next)
|
|
1341 ;
|
|
1342 win_append(frp->fr_win, wp1);
|
|
1343 frame_append(frp, wp1->w_frame);
|
|
1344
|
|
1345 wp2 = frp->fr_win; /* previously last window */
|
|
1346 }
|
|
1347 else /* last window becomes first window */
|
|
1348 {
|
|
1349 /* find last window/frame in the list and remove it */
|
|
1350 for (frp = curwin->w_frame; frp->fr_next != NULL;
|
|
1351 frp = frp->fr_next)
|
|
1352 ;
|
|
1353 wp1 = frp->fr_win;
|
|
1354 wp2 = wp1->w_prev; /* will become last window */
|
|
1355 win_remove(wp1);
|
|
1356 frame_remove(frp);
|
|
1357
|
|
1358 /* append the removed window/frame before the first in the list */
|
|
1359 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1);
|
|
1360 frame_insert(frp->fr_parent->fr_child, frp);
|
|
1361 }
|
|
1362
|
|
1363 /* exchange status height and vsep width of old and new last window */
|
|
1364 n = wp2->w_status_height;
|
|
1365 wp2->w_status_height = wp1->w_status_height;
|
|
1366 wp1->w_status_height = n;
|
|
1367 frame_fix_height(wp1);
|
|
1368 frame_fix_height(wp2);
|
|
1369 #ifdef FEAT_VERTSPLIT
|
|
1370 n = wp2->w_vsep_width;
|
|
1371 wp2->w_vsep_width = wp1->w_vsep_width;
|
|
1372 wp1->w_vsep_width = n;
|
|
1373 frame_fix_width(wp1);
|
|
1374 frame_fix_width(wp2);
|
|
1375 #endif
|
|
1376
|
|
1377 /* recompute w_winrow and w_wincol for all windows */
|
|
1378 (void)win_comp_pos();
|
|
1379 }
|
|
1380
|
|
1381 redraw_later(CLEAR);
|
|
1382 }
|
|
1383
|
|
1384 /*
|
|
1385 * Move the current window to the very top/bottom/left/right of the screen.
|
|
1386 */
|
|
1387 static void
|
|
1388 win_totop(size, flags)
|
|
1389 int size;
|
|
1390 int flags;
|
|
1391 {
|
|
1392 int dir;
|
|
1393 int height = curwin->w_height;
|
|
1394
|
|
1395 if (lastwin == firstwin)
|
|
1396 {
|
|
1397 beep_flush();
|
|
1398 return;
|
|
1399 }
|
|
1400
|
|
1401 /* Remove the window and frame from the tree of frames. */
|
|
1402 (void)winframe_remove(curwin, &dir);
|
|
1403 win_remove(curwin);
|
|
1404 last_status(FALSE); /* may need to remove last status line */
|
|
1405 (void)win_comp_pos(); /* recompute window positions */
|
|
1406
|
|
1407 /* Split a window on the desired side and put the window there. */
|
|
1408 (void)win_split_ins(size, flags, curwin, dir);
|
|
1409 if (!(flags & WSP_VERT))
|
|
1410 {
|
|
1411 win_setheight(height);
|
|
1412 if (p_ea)
|
|
1413 win_equal(curwin, TRUE, 'v');
|
|
1414 }
|
|
1415
|
|
1416 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)
|
|
1417 /* When 'guioptions' includes 'L' or 'R' may have to remove or add
|
|
1418 * scrollbars. Have to update them anyway. */
|
|
1419 if (gui.in_use)
|
|
1420 {
|
|
1421 out_flush();
|
|
1422 gui_init_which_components(NULL);
|
|
1423 gui_update_scrollbars(TRUE);
|
|
1424 }
|
|
1425 need_mouse_correct = TRUE;
|
|
1426 #endif
|
|
1427
|
|
1428 }
|
|
1429
|
|
1430 /*
|
|
1431 * Move window "win1" to below/right of "win2" and make "win1" the current
|
|
1432 * window. Only works within the same frame!
|
|
1433 */
|
|
1434 void
|
|
1435 win_move_after(win1, win2)
|
|
1436 win_T *win1, *win2;
|
|
1437 {
|
|
1438 int height;
|
|
1439
|
|
1440 /* check if the arguments are reasonable */
|
|
1441 if (win1 == win2)
|
|
1442 return;
|
|
1443
|
|
1444 /* check if there is something to do */
|
|
1445 if (win2->w_next != win1)
|
|
1446 {
|
|
1447 /* may need move the status line/vertical separator of the last window
|
|
1448 * */
|
|
1449 if (win1 == lastwin)
|
|
1450 {
|
|
1451 height = win1->w_prev->w_status_height;
|
|
1452 win1->w_prev->w_status_height = win1->w_status_height;
|
|
1453 win1->w_status_height = height;
|
|
1454 #ifdef FEAT_VERTSPLIT
|
|
1455 win1->w_prev->w_vsep_width = 0;
|
|
1456 win1->w_vsep_width = 1;
|
|
1457 #endif
|
|
1458 }
|
|
1459 else if (win2 == lastwin)
|
|
1460 {
|
|
1461 height = win1->w_status_height;
|
|
1462 win1->w_status_height = win2->w_status_height;
|
|
1463 win2->w_status_height = height;
|
|
1464 #ifdef FEAT_VERTSPLIT
|
|
1465 win2->w_vsep_width = 1;
|
|
1466 win1->w_vsep_width = 0;
|
|
1467 #endif
|
|
1468 }
|
|
1469 win_remove(win1);
|
|
1470 frame_remove(win1->w_frame);
|
|
1471 win_append(win2, win1);
|
|
1472 frame_append(win2->w_frame, win1->w_frame);
|
|
1473
|
|
1474 (void)win_comp_pos(); /* recompute w_winrow for all windows */
|
|
1475 redraw_later(NOT_VALID);
|
|
1476 }
|
|
1477 win_enter(win1, FALSE);
|
|
1478 }
|
|
1479
|
|
1480 /*
|
|
1481 * Make all windows the same height.
|
|
1482 * 'next_curwin' will soon be the current window, make sure it has enough
|
|
1483 * rows.
|
|
1484 */
|
|
1485 void
|
|
1486 win_equal(next_curwin, current, dir)
|
|
1487 win_T *next_curwin; /* pointer to current window to be or NULL */
|
|
1488 int current; /* do only frame with current window */
|
|
1489 int dir; /* 'v' for vertically, 'h' for horizontally,
|
|
1490 'b' for both, 0 for using p_ead */
|
|
1491 {
|
|
1492 if (dir == 0)
|
|
1493 #ifdef FEAT_VERTSPLIT
|
|
1494 dir = *p_ead;
|
|
1495 #else
|
|
1496 dir = 'b';
|
|
1497 #endif
|
|
1498 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current,
|
|
1499 topframe, dir, 0, 0, (int)Columns, topframe->fr_height);
|
|
1500 }
|
|
1501
|
|
1502 /*
|
|
1503 * Set a frame to a new position and height, spreading the available room
|
|
1504 * equally over contained frames.
|
|
1505 * The window "next_curwin" (if not NULL) should at least get the size from
|
|
1506 * 'winheight' and 'winwidth' if possible.
|
|
1507 */
|
|
1508 static void
|
|
1509 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height)
|
|
1510 win_T *next_curwin; /* pointer to current window to be or NULL */
|
|
1511 int current; /* do only frame with current window */
|
|
1512 frame_T *topfr; /* frame to set size off */
|
|
1513 int dir; /* 'v', 'h' or 'b', see win_equal() */
|
|
1514 int col; /* horizontal position for frame */
|
|
1515 int row; /* vertical position for frame */
|
|
1516 int width; /* new width of frame */
|
|
1517 int height; /* new height of frame */
|
|
1518 {
|
|
1519 int n, m;
|
|
1520 int extra_sep = 0;
|
|
1521 int wincount, totwincount = 0;
|
|
1522 frame_T *fr;
|
|
1523 int next_curwin_size = 0;
|
|
1524 int room = 0;
|
|
1525 int new_size;
|
|
1526 int has_next_curwin = 0;
|
|
1527 int hnc;
|
|
1528
|
|
1529 if (topfr->fr_layout == FR_LEAF)
|
|
1530 {
|
|
1531 /* Set the width/height of this frame.
|
|
1532 * Redraw when size or position changes */
|
|
1533 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row
|
|
1534 #ifdef FEAT_VERTSPLIT
|
|
1535 || topfr->fr_width != width || topfr->fr_win->w_wincol != col
|
|
1536 #endif
|
|
1537 )
|
|
1538 {
|
|
1539 topfr->fr_win->w_winrow = row;
|
|
1540 frame_new_height(topfr, height, FALSE, FALSE);
|
|
1541 #ifdef FEAT_VERTSPLIT
|
|
1542 topfr->fr_win->w_wincol = col;
|
|
1543 frame_new_width(topfr, width, FALSE);
|
|
1544 #endif
|
|
1545 redraw_all_later(CLEAR);
|
|
1546 }
|
|
1547 }
|
|
1548 #ifdef FEAT_VERTSPLIT
|
|
1549 else if (topfr->fr_layout == FR_ROW)
|
|
1550 {
|
|
1551 topfr->fr_width = width;
|
|
1552 topfr->fr_height = height;
|
|
1553
|
|
1554 if (dir != 'v') /* equalize frame widths */
|
|
1555 {
|
|
1556 /* Compute the maximum number of windows horizontally in this
|
|
1557 * frame. */
|
|
1558 n = frame_minwidth(topfr, NOWIN);
|
|
1559 /* add one for the rightmost window, it doesn't have a separator */
|
|
1560 if (col + width == Columns)
|
|
1561 extra_sep = 1;
|
|
1562 else
|
|
1563 extra_sep = 0;
|
|
1564 totwincount = (n + extra_sep) / (p_wmw + 1);
|
|
1565
|
|
1566 /* Compute room available for windows other than "next_curwin" */
|
|
1567 m = frame_minwidth(topfr, next_curwin);
|
|
1568 room = width - m;
|
|
1569 if (room < 0)
|
|
1570 {
|
|
1571 next_curwin_size = p_wiw + room;
|
|
1572 room = 0;
|
|
1573 }
|
|
1574 else if (n == m) /* doesn't contain curwin */
|
|
1575 next_curwin_size = 0;
|
|
1576 else
|
|
1577 {
|
|
1578 next_curwin_size = (room + p_wiw + (totwincount - 1) * p_wmw
|
|
1579 + (totwincount - 1)) / totwincount;
|
|
1580 if (next_curwin_size > p_wiw)
|
|
1581 room -= next_curwin_size - p_wiw;
|
|
1582 else
|
|
1583 next_curwin_size = p_wiw;
|
|
1584 }
|
|
1585 if (n != m)
|
|
1586 --totwincount; /* don't count curwin */
|
|
1587 }
|
|
1588
|
|
1589 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1590 {
|
|
1591 n = m = 0;
|
|
1592 wincount = 1;
|
|
1593 if (fr->fr_next == NULL)
|
|
1594 /* last frame gets all that remains (avoid roundoff error) */
|
|
1595 new_size = width;
|
|
1596 else if (dir == 'v')
|
|
1597 new_size = fr->fr_width;
|
|
1598 else
|
|
1599 {
|
|
1600 /* Compute the maximum number of windows horiz. in "fr". */
|
|
1601 n = frame_minwidth(fr, NOWIN);
|
|
1602 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
|
|
1603 / (p_wmw + 1);
|
|
1604 m = frame_minwidth(fr, next_curwin);
|
|
1605 if (n != m) /* don't count next_curwin */
|
|
1606 --wincount;
|
|
1607 new_size = (wincount * room + ((unsigned)totwincount >> 1))
|
|
1608 / totwincount;
|
|
1609 if (n != m) /* add next_curwin size */
|
|
1610 {
|
|
1611 next_curwin_size -= p_wiw - (m - n);
|
|
1612 new_size += next_curwin_size;
|
|
1613 }
|
|
1614 }
|
|
1615
|
|
1616 /* Skip frame that is full height when splitting or closing a
|
|
1617 * window, unless equalizing all frames. */
|
|
1618 if (!current || dir != 'v' || topfr->fr_parent != NULL
|
|
1619 || (new_size != fr->fr_width)
|
|
1620 || frame_has_win(fr, next_curwin))
|
|
1621 win_equal_rec(next_curwin, current, fr, dir, col, row,
|
|
1622 new_size + n, height);
|
|
1623 col += new_size + n;
|
|
1624 width -= new_size + n;
|
|
1625 if (n != m) /* contains curwin */
|
|
1626 room -= new_size - next_curwin_size;
|
|
1627 else
|
|
1628 room -= new_size;
|
|
1629 totwincount -= wincount;
|
|
1630 }
|
|
1631 }
|
|
1632 #endif
|
|
1633 else /* topfr->fr_layout == FR_COL */
|
|
1634 {
|
|
1635 #ifdef FEAT_VERTSPLIT
|
|
1636 topfr->fr_width = width;
|
|
1637 #endif
|
|
1638 topfr->fr_height = height;
|
|
1639
|
|
1640 if (dir != 'h') /* equalize frame heights */
|
|
1641 {
|
|
1642 /* Compute maximum number of windows vertically in this frame. */
|
|
1643 n = frame_minheight(topfr, NOWIN);
|
|
1644 /* add one for the bottom window if it doesn't have a statusline */
|
|
1645 if (row + height == cmdline_row && p_ls == 0)
|
|
1646 extra_sep = 1;
|
|
1647 else
|
|
1648 extra_sep = 0;
|
|
1649 totwincount = (n + extra_sep) / (p_wmh + 1);
|
|
1650 has_next_curwin = frame_has_win(topfr, next_curwin);
|
|
1651
|
|
1652 /*
|
|
1653 * Compute height for "next_curwin" window and room available for
|
|
1654 * other windows.
|
|
1655 * "m" is the minimal height when counting p_wh for "next_curwin".
|
|
1656 */
|
|
1657 m = frame_minheight(topfr, next_curwin);
|
|
1658 room = height - m;
|
|
1659 if (room < 0)
|
|
1660 {
|
|
1661 /* The room is less then 'winheight', use all space for the
|
|
1662 * current window. */
|
|
1663 next_curwin_size = p_wh + room;
|
|
1664 room = 0;
|
|
1665 }
|
|
1666 else
|
|
1667 {
|
|
1668 next_curwin_size = -1;
|
|
1669 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1670 {
|
|
1671 /* If 'winfixheight' set keep the window height if
|
|
1672 * possible.
|
|
1673 * Watch out for this window being the next_curwin. */
|
|
1674 if (frame_fixed_height(fr))
|
|
1675 {
|
|
1676 n = frame_minheight(fr, NOWIN);
|
|
1677 new_size = fr->fr_height;
|
|
1678 if (frame_has_win(fr, next_curwin))
|
|
1679 {
|
|
1680 room += p_wh - p_wmh;
|
|
1681 next_curwin_size = 0;
|
|
1682 if (new_size < p_wh)
|
|
1683 new_size = p_wh;
|
|
1684 }
|
|
1685 else
|
|
1686 /* These windows don't use up room. */
|
|
1687 totwincount -= (n + (fr->fr_next == NULL
|
|
1688 ? extra_sep : 0)) / (p_wmh + 1);
|
|
1689 room -= new_size - n;
|
|
1690 if (room < 0)
|
|
1691 {
|
|
1692 new_size += room;
|
|
1693 room = 0;
|
|
1694 }
|
|
1695 fr->fr_newheight = new_size;
|
|
1696 }
|
|
1697 }
|
|
1698 if (next_curwin_size == -1)
|
|
1699 {
|
|
1700 if (!has_next_curwin)
|
|
1701 next_curwin_size = 0;
|
|
1702 else if (totwincount > 1
|
|
1703 && (room + (totwincount - 2))
|
|
1704 / (totwincount - 1) > p_wh)
|
|
1705 {
|
|
1706 next_curwin_size = (room + p_wh + totwincount * p_wmh
|
|
1707 + (totwincount - 1)) / totwincount;
|
|
1708 room -= next_curwin_size - p_wh;
|
|
1709 }
|
|
1710 else
|
|
1711 next_curwin_size = p_wh;
|
|
1712 }
|
|
1713 }
|
|
1714
|
|
1715 if (has_next_curwin)
|
|
1716 --totwincount; /* don't count curwin */
|
|
1717 }
|
|
1718
|
|
1719 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1720 {
|
|
1721 n = m = 0;
|
|
1722 wincount = 1;
|
|
1723 if (fr->fr_next == NULL)
|
|
1724 /* last frame gets all that remains (avoid roundoff error) */
|
|
1725 new_size = height;
|
|
1726 else if (dir == 'h')
|
|
1727 new_size = fr->fr_height;
|
|
1728 else if (frame_fixed_height(fr))
|
|
1729 {
|
|
1730 new_size = fr->fr_newheight;
|
|
1731 wincount = 0; /* doesn't count as a sizeable window */
|
|
1732 }
|
|
1733 else
|
|
1734 {
|
|
1735 /* Compute the maximum number of windows vert. in "fr". */
|
|
1736 n = frame_minheight(fr, NOWIN);
|
|
1737 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
|
|
1738 / (p_wmh + 1);
|
|
1739 m = frame_minheight(fr, next_curwin);
|
|
1740 if (has_next_curwin)
|
|
1741 hnc = frame_has_win(fr, next_curwin);
|
|
1742 else
|
|
1743 hnc = FALSE;
|
|
1744 if (hnc) /* don't count next_curwin */
|
|
1745 --wincount;
|
|
1746 if (totwincount == 0)
|
|
1747 new_size = room;
|
|
1748 else
|
|
1749 new_size = (wincount * room + ((unsigned)totwincount >> 1))
|
|
1750 / totwincount;
|
|
1751 if (hnc) /* add next_curwin size */
|
|
1752 {
|
|
1753 next_curwin_size -= p_wh - (m - n);
|
|
1754 new_size += next_curwin_size;
|
|
1755 room -= new_size - next_curwin_size;
|
|
1756 }
|
|
1757 else
|
|
1758 room -= new_size;
|
|
1759 new_size += n;
|
|
1760 }
|
|
1761 /* Skip frame that is full width when splitting or closing a
|
|
1762 * window, unless equalizing all frames. */
|
|
1763 if (!current || dir != 'h' || topfr->fr_parent != NULL
|
|
1764 || (new_size != fr->fr_height)
|
|
1765 || frame_has_win(fr, next_curwin))
|
|
1766 win_equal_rec(next_curwin, current, fr, dir, col, row,
|
|
1767 width, new_size);
|
|
1768 row += new_size;
|
|
1769 height -= new_size;
|
|
1770 totwincount -= wincount;
|
|
1771 }
|
|
1772 }
|
|
1773 }
|
|
1774
|
|
1775 /*
|
|
1776 * close all windows for buffer 'buf'
|
|
1777 */
|
|
1778 void
|
|
1779 close_windows(buf)
|
|
1780 buf_T *buf;
|
|
1781 {
|
|
1782 win_T *win;
|
|
1783
|
|
1784 ++RedrawingDisabled;
|
|
1785 for (win = firstwin; win != NULL && lastwin != firstwin; )
|
|
1786 {
|
|
1787 if (win->w_buffer == buf)
|
|
1788 {
|
|
1789 win_close(win, FALSE);
|
|
1790 win = firstwin; /* go back to the start */
|
|
1791 }
|
|
1792 else
|
|
1793 win = win->w_next;
|
|
1794 }
|
|
1795 --RedrawingDisabled;
|
|
1796 }
|
|
1797
|
|
1798 /*
|
|
1799 * close window "win"
|
|
1800 * If "free_buf" is TRUE related buffer may be unloaded.
|
|
1801 *
|
|
1802 * called by :quit, :close, :xit, :wq and findtag()
|
|
1803 */
|
|
1804 void
|
|
1805 win_close(win, free_buf)
|
|
1806 win_T *win;
|
|
1807 int free_buf;
|
|
1808 {
|
|
1809 win_T *wp;
|
|
1810 #ifdef FEAT_AUTOCMD
|
|
1811 int other_buffer = FALSE;
|
|
1812 #endif
|
|
1813 int close_curwin = FALSE;
|
|
1814 frame_T *frp;
|
|
1815 int dir;
|
|
1816 int help_window = FALSE;
|
|
1817
|
|
1818 if (lastwin == firstwin)
|
|
1819 {
|
|
1820 EMSG(_("E444: Cannot close last window"));
|
|
1821 return;
|
|
1822 }
|
|
1823
|
|
1824 /* When closing the help window, try restoring a snapshot after closing
|
|
1825 * the window. Otherwise clear the snapshot, it's now invalid. */
|
|
1826 if (win->w_buffer->b_help)
|
|
1827 help_window = TRUE;
|
|
1828 else
|
|
1829 clear_snapshot();
|
|
1830
|
|
1831 #ifdef FEAT_AUTOCMD
|
|
1832 if (win == curwin)
|
|
1833 {
|
|
1834 /*
|
|
1835 * Guess which window is going to be the new current window.
|
|
1836 * This may change because of the autocommands (sigh).
|
|
1837 */
|
|
1838 wp = frame2win(win_altframe(win));
|
|
1839
|
|
1840 /*
|
|
1841 * Be careful: If autocommands delete the window, return now.
|
|
1842 */
|
|
1843 if (wp->w_buffer != curbuf)
|
|
1844 {
|
|
1845 other_buffer = TRUE;
|
|
1846 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
1847 if (!win_valid(win) || firstwin == lastwin)
|
|
1848 return;
|
|
1849 }
|
|
1850 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
|
1851 if (!win_valid(win) || firstwin == lastwin)
|
|
1852 return;
|
|
1853 # ifdef FEAT_EVAL
|
|
1854 /* autocmds may abort script processing */
|
|
1855 if (aborting())
|
|
1856 return;
|
|
1857 # endif
|
|
1858 }
|
|
1859 #endif
|
|
1860
|
|
1861 /*
|
|
1862 * Close the link to the buffer.
|
|
1863 */
|
|
1864 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0);
|
|
1865 /* Autocommands may have closed the window already, or closed the only
|
|
1866 * other window. */
|
|
1867 if (!win_valid(win) || firstwin == lastwin)
|
|
1868 return;
|
|
1869
|
|
1870 /* reduce the reference count to the argument list. */
|
|
1871 alist_unlink(win->w_alist);
|
|
1872
|
|
1873 /* remove the window and its frame from the tree of frames. */
|
|
1874 frp = win->w_frame;
|
|
1875 wp = winframe_remove(win, &dir);
|
|
1876 vim_free(frp);
|
|
1877 win_free(win);
|
|
1878
|
|
1879 /* Make sure curwin isn't invalid. It can cause severe trouble when
|
|
1880 * printing an error message. For win_equal() curbuf needs to be valid
|
|
1881 * too. */
|
|
1882 if (win == curwin)
|
|
1883 {
|
|
1884 curwin = wp;
|
|
1885 #ifdef FEAT_QUICKFIX
|
|
1886 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer))
|
|
1887 {
|
|
1888 /*
|
|
1889 * The cursor goes to the preview or the quickfix window, try
|
|
1890 * finding another window to go to.
|
|
1891 */
|
|
1892 for (;;)
|
|
1893 {
|
|
1894 if (wp->w_next == NULL)
|
|
1895 wp = firstwin;
|
|
1896 else
|
|
1897 wp = wp->w_next;
|
|
1898 if (wp == curwin)
|
|
1899 break;
|
|
1900 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer))
|
|
1901 {
|
|
1902 curwin = wp;
|
|
1903 break;
|
|
1904 }
|
|
1905 }
|
|
1906 }
|
|
1907 #endif
|
|
1908 curbuf = curwin->w_buffer;
|
|
1909 close_curwin = TRUE;
|
|
1910 }
|
36
|
1911 if (p_ea
|
|
1912 #ifdef FEAT_VERTSPLIT
|
|
1913 && (*p_ead == 'b' || *p_ead == dir)
|
|
1914 #endif
|
|
1915 )
|
7
|
1916 win_equal(curwin, TRUE,
|
|
1917 #ifdef FEAT_VERTSPLIT
|
|
1918 dir
|
|
1919 #else
|
|
1920 0
|
|
1921 #endif
|
|
1922 );
|
|
1923 else
|
|
1924 win_comp_pos();
|
|
1925 if (close_curwin)
|
|
1926 {
|
|
1927 win_enter_ext(wp, FALSE, TRUE);
|
|
1928 #ifdef FEAT_AUTOCMD
|
|
1929 if (other_buffer)
|
|
1930 /* careful: after this wp and win may be invalid! */
|
|
1931 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
1932 #endif
|
|
1933 }
|
|
1934
|
|
1935 /*
|
|
1936 * if last window has a status line now and we don't want one,
|
|
1937 * remove the status line
|
|
1938 */
|
|
1939 last_status(FALSE);
|
|
1940
|
|
1941 /* After closing the help window, try restoring the window layout from
|
|
1942 * before it was opened. */
|
|
1943 if (help_window)
|
|
1944 restore_snapshot(close_curwin);
|
|
1945
|
|
1946 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)
|
|
1947 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */
|
|
1948 if (gui.in_use && !win_hasvertsplit())
|
|
1949 gui_init_which_components(NULL);
|
|
1950 #endif
|
|
1951
|
|
1952 redraw_all_later(NOT_VALID);
|
|
1953 }
|
|
1954
|
|
1955 /*
|
|
1956 * Remove a window and its frame from the tree of frames.
|
|
1957 * Returns a pointer to the window that got the freed up space.
|
|
1958 */
|
|
1959 /*ARGSUSED*/
|
|
1960 static win_T *
|
|
1961 winframe_remove(win, dirp)
|
|
1962 win_T *win;
|
|
1963 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */
|
|
1964 {
|
|
1965 frame_T *frp, *frp2, *frp3;
|
|
1966 frame_T *frp_close = win->w_frame;
|
|
1967 win_T *wp;
|
|
1968 int old_height = 0;
|
|
1969
|
|
1970 /*
|
|
1971 * Remove the window from its frame.
|
|
1972 */
|
|
1973 frp2 = win_altframe(win);
|
|
1974 wp = frame2win(frp2);
|
|
1975
|
|
1976 /* Remove this frame from the list of frames. */
|
|
1977 frame_remove(frp_close);
|
|
1978
|
|
1979 #ifdef FEAT_VERTSPLIT
|
|
1980 if (frp_close->fr_parent->fr_layout == FR_COL)
|
|
1981 {
|
|
1982 #endif
|
|
1983 /* When 'winfixheight' is set, remember its old size and restore
|
|
1984 * it later (it's a simplistic solution...). Don't do this if the
|
|
1985 * window will occupy the full height of the screen. */
|
|
1986 if (frp2->fr_win != NULL
|
|
1987 && (frp2->fr_next != NULL || frp2->fr_prev != NULL)
|
|
1988 && frp2->fr_win->w_p_wfh)
|
|
1989 old_height = frp2->fr_win->w_height;
|
|
1990 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height,
|
|
1991 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE);
|
|
1992 if (old_height != 0)
|
|
1993 win_setheight_win(old_height, frp2->fr_win);
|
|
1994 #ifdef FEAT_VERTSPLIT
|
|
1995 *dirp = 'v';
|
|
1996 }
|
|
1997 else
|
|
1998 {
|
|
1999 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width,
|
|
2000 frp2 == frp_close->fr_next ? TRUE : FALSE);
|
|
2001 *dirp = 'h';
|
|
2002 }
|
|
2003 #endif
|
|
2004
|
|
2005 /* If rows/columns go to a window below/right its positions need to be
|
|
2006 * updated. Can only be done after the sizes have been updated. */
|
|
2007 if (frp2 == frp_close->fr_next)
|
|
2008 {
|
|
2009 int row = win->w_winrow;
|
|
2010 int col = W_WINCOL(win);
|
|
2011
|
|
2012 frame_comp_pos(frp2, &row, &col);
|
|
2013 }
|
|
2014
|
|
2015 if (frp2->fr_next == NULL && frp2->fr_prev == NULL)
|
|
2016 {
|
|
2017 /* There is no other frame in this list, move its info to the parent
|
|
2018 * and remove it. */
|
|
2019 frp2->fr_parent->fr_layout = frp2->fr_layout;
|
|
2020 frp2->fr_parent->fr_child = frp2->fr_child;
|
|
2021 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2022 frp->fr_parent = frp2->fr_parent;
|
|
2023 frp2->fr_parent->fr_win = frp2->fr_win;
|
|
2024 if (frp2->fr_win != NULL)
|
|
2025 frp2->fr_win->w_frame = frp2->fr_parent;
|
|
2026 frp = frp2->fr_parent;
|
|
2027 vim_free(frp2);
|
|
2028
|
|
2029 frp2 = frp->fr_parent;
|
|
2030 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout)
|
|
2031 {
|
|
2032 /* The frame above the parent has the same layout, have to merge
|
|
2033 * the frames into this list. */
|
|
2034 if (frp2->fr_child == frp)
|
|
2035 frp2->fr_child = frp->fr_child;
|
|
2036 frp->fr_child->fr_prev = frp->fr_prev;
|
|
2037 if (frp->fr_prev != NULL)
|
|
2038 frp->fr_prev->fr_next = frp->fr_child;
|
|
2039 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next)
|
|
2040 {
|
|
2041 frp3->fr_parent = frp2;
|
|
2042 if (frp3->fr_next == NULL)
|
|
2043 {
|
|
2044 frp3->fr_next = frp->fr_next;
|
|
2045 if (frp->fr_next != NULL)
|
|
2046 frp->fr_next->fr_prev = frp3;
|
|
2047 break;
|
|
2048 }
|
|
2049 }
|
|
2050 vim_free(frp);
|
|
2051 }
|
|
2052 }
|
|
2053
|
|
2054 return wp;
|
|
2055 }
|
|
2056
|
|
2057 /*
|
|
2058 * Find out which frame is going to get the freed up space when "win" is
|
|
2059 * closed.
|
|
2060 * if 'splitbelow'/'splitleft' the space goes to the window above/left.
|
|
2061 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right.
|
|
2062 * This makes opening a window and closing it immediately keep the same window
|
|
2063 * layout.
|
|
2064 */
|
|
2065 static frame_T *
|
|
2066 win_altframe(win)
|
|
2067 win_T *win;
|
|
2068 {
|
|
2069 frame_T *frp;
|
|
2070 int b;
|
|
2071
|
|
2072 frp = win->w_frame;
|
|
2073 #ifdef FEAT_VERTSPLIT
|
|
2074 if (frp->fr_parent->fr_layout == FR_ROW)
|
|
2075 b = p_spr;
|
|
2076 else
|
|
2077 #endif
|
|
2078 b = p_sb;
|
|
2079 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL)
|
|
2080 return frp->fr_next;
|
|
2081 return frp->fr_prev;
|
|
2082 }
|
|
2083
|
|
2084 /*
|
|
2085 * Find the left-upper window in frame "frp".
|
|
2086 */
|
|
2087 static win_T *
|
|
2088 frame2win(frp)
|
|
2089 frame_T *frp;
|
|
2090 {
|
|
2091 while (frp->fr_win == NULL)
|
|
2092 frp = frp->fr_child;
|
|
2093 return frp->fr_win;
|
|
2094 }
|
|
2095
|
|
2096 /*
|
|
2097 * Return TRUE if frame "frp" contains window "wp".
|
|
2098 */
|
|
2099 static int
|
|
2100 frame_has_win(frp, wp)
|
|
2101 frame_T *frp;
|
|
2102 win_T *wp;
|
|
2103 {
|
|
2104 frame_T *p;
|
|
2105
|
|
2106 if (frp->fr_layout == FR_LEAF)
|
|
2107 return frp->fr_win == wp;
|
|
2108
|
|
2109 for (p = frp->fr_child; p != NULL; p = p->fr_next)
|
|
2110 if (frame_has_win(p, wp))
|
|
2111 return TRUE;
|
|
2112 return FALSE;
|
|
2113 }
|
|
2114
|
|
2115 /*
|
|
2116 * Set a new height for a frame. Recursively sets the height for contained
|
|
2117 * frames and windows. Caller must take care of positions.
|
|
2118 */
|
|
2119 static void
|
|
2120 frame_new_height(topfrp, height, topfirst, wfh)
|
|
2121 frame_T *topfrp;
|
|
2122 int height;
|
|
2123 int topfirst; /* resize topmost contained frame first */
|
|
2124 int wfh; /* obey 'winfixheight' when there is a choice;
|
|
2125 may cause the height not to be set */
|
|
2126 {
|
|
2127 frame_T *frp;
|
|
2128 int extra_lines;
|
|
2129 int h;
|
|
2130
|
|
2131 if (topfrp->fr_win != NULL)
|
|
2132 {
|
|
2133 /* Simple case: just one window. */
|
|
2134 win_new_height(topfrp->fr_win,
|
|
2135 height - topfrp->fr_win->w_status_height);
|
|
2136 }
|
|
2137 #ifdef FEAT_VERTSPLIT
|
|
2138 else if (topfrp->fr_layout == FR_ROW)
|
|
2139 {
|
|
2140 do
|
|
2141 {
|
|
2142 /* All frames in this row get the same new height. */
|
|
2143 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2144 {
|
|
2145 frame_new_height(frp, height, topfirst, wfh);
|
|
2146 if (frp->fr_height > height)
|
|
2147 {
|
|
2148 /* Could not fit the windows, make the whole row higher. */
|
|
2149 height = frp->fr_height;
|
|
2150 break;
|
|
2151 }
|
|
2152 }
|
|
2153 }
|
|
2154 while (frp != NULL);
|
|
2155 }
|
|
2156 #endif
|
|
2157 else
|
|
2158 {
|
|
2159 /* Complicated case: Resize a column of frames. Resize the bottom
|
|
2160 * frame first, frames above that when needed. */
|
|
2161
|
|
2162 frp = topfrp->fr_child;
|
|
2163 if (wfh)
|
|
2164 /* Advance past frames with one window with 'wfh' set. */
|
|
2165 while (frame_fixed_height(frp))
|
|
2166 {
|
|
2167 frp = frp->fr_next;
|
|
2168 if (frp == NULL)
|
|
2169 return; /* no frame without 'wfh', give up */
|
|
2170 }
|
|
2171 if (!topfirst)
|
|
2172 {
|
|
2173 /* Find the bottom frame of this column */
|
|
2174 while (frp->fr_next != NULL)
|
|
2175 frp = frp->fr_next;
|
|
2176 if (wfh)
|
|
2177 /* Advance back for frames with one window with 'wfh' set. */
|
|
2178 while (frame_fixed_height(frp))
|
|
2179 frp = frp->fr_prev;
|
|
2180 }
|
|
2181
|
|
2182 extra_lines = height - topfrp->fr_height;
|
|
2183 if (extra_lines < 0)
|
|
2184 {
|
|
2185 /* reduce height of contained frames, bottom or top frame first */
|
|
2186 while (frp != NULL)
|
|
2187 {
|
|
2188 h = frame_minheight(frp, NULL);
|
|
2189 if (frp->fr_height + extra_lines < h)
|
|
2190 {
|
|
2191 extra_lines += frp->fr_height - h;
|
|
2192 frame_new_height(frp, h, topfirst, wfh);
|
|
2193 }
|
|
2194 else
|
|
2195 {
|
|
2196 frame_new_height(frp, frp->fr_height + extra_lines,
|
|
2197 topfirst, wfh);
|
|
2198 break;
|
|
2199 }
|
|
2200 if (topfirst)
|
|
2201 {
|
|
2202 do
|
|
2203 frp = frp->fr_next;
|
|
2204 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2205 }
|
|
2206 else
|
|
2207 {
|
|
2208 do
|
|
2209 frp = frp->fr_prev;
|
|
2210 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2211 }
|
|
2212 /* Increase "height" if we could not reduce enough frames. */
|
|
2213 if (frp == NULL)
|
|
2214 height -= extra_lines;
|
|
2215 }
|
|
2216 }
|
|
2217 else if (extra_lines > 0)
|
|
2218 {
|
|
2219 /* increase height of bottom or top frame */
|
|
2220 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh);
|
|
2221 }
|
|
2222 }
|
|
2223 topfrp->fr_height = height;
|
|
2224 }
|
|
2225
|
|
2226 /*
|
|
2227 * Return TRUE if height of frame "frp" should not be changed because of
|
|
2228 * the 'winfixheight' option.
|
|
2229 */
|
|
2230 static int
|
|
2231 frame_fixed_height(frp)
|
|
2232 frame_T *frp;
|
|
2233 {
|
|
2234 /* frame with one window: fixed height if 'winfixheight' set. */
|
|
2235 if (frp->fr_win != NULL)
|
|
2236 return frp->fr_win->w_p_wfh;
|
|
2237
|
|
2238 if (frp->fr_layout == FR_ROW)
|
|
2239 {
|
|
2240 /* The frame is fixed height if one of the frames in the row is fixed
|
|
2241 * height. */
|
|
2242 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2243 if (frame_fixed_height(frp))
|
|
2244 return TRUE;
|
|
2245 return FALSE;
|
|
2246 }
|
|
2247
|
|
2248 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the
|
|
2249 * frames in the row are fixed height. */
|
|
2250 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2251 if (!frame_fixed_height(frp))
|
|
2252 return FALSE;
|
|
2253 return TRUE;
|
|
2254 }
|
|
2255
|
|
2256 #ifdef FEAT_VERTSPLIT
|
|
2257 /*
|
|
2258 * Add a status line to windows at the bottom of "frp".
|
|
2259 * Note: Does not check if there is room!
|
|
2260 */
|
|
2261 static void
|
|
2262 frame_add_statusline(frp)
|
|
2263 frame_T *frp;
|
|
2264 {
|
|
2265 win_T *wp;
|
|
2266
|
|
2267 if (frp->fr_layout == FR_LEAF)
|
|
2268 {
|
|
2269 wp = frp->fr_win;
|
|
2270 if (wp->w_status_height == 0)
|
|
2271 {
|
|
2272 if (wp->w_height > 0) /* don't make it negative */
|
|
2273 --wp->w_height;
|
|
2274 wp->w_status_height = STATUS_HEIGHT;
|
|
2275 }
|
|
2276 }
|
|
2277 else if (frp->fr_layout == FR_ROW)
|
|
2278 {
|
|
2279 /* Handle all the frames in the row. */
|
|
2280 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2281 frame_add_statusline(frp);
|
|
2282 }
|
|
2283 else /* frp->fr_layout == FR_COL */
|
|
2284 {
|
|
2285 /* Only need to handle the last frame in the column. */
|
|
2286 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next)
|
|
2287 ;
|
|
2288 frame_add_statusline(frp);
|
|
2289 }
|
|
2290 }
|
|
2291
|
|
2292 /*
|
|
2293 * Set width of a frame. Handles recursively going through contained frames.
|
|
2294 * May remove separator line for windows at the right side (for win_close()).
|
|
2295 */
|
|
2296 static void
|
|
2297 frame_new_width(topfrp, width, leftfirst)
|
|
2298 frame_T *topfrp;
|
|
2299 int width;
|
|
2300 int leftfirst; /* resize leftmost contained frame first */
|
|
2301 {
|
|
2302 frame_T *frp;
|
|
2303 int extra_cols;
|
|
2304 int w;
|
|
2305 win_T *wp;
|
|
2306
|
|
2307 if (topfrp->fr_layout == FR_LEAF)
|
|
2308 {
|
|
2309 /* Simple case: just one window. */
|
|
2310 wp = topfrp->fr_win;
|
|
2311 /* Find out if there are any windows right of this one. */
|
|
2312 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent)
|
|
2313 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL)
|
|
2314 break;
|
|
2315 if (frp->fr_parent == NULL)
|
|
2316 wp->w_vsep_width = 0;
|
|
2317 win_new_width(wp, width - wp->w_vsep_width);
|
|
2318 }
|
|
2319 else if (topfrp->fr_layout == FR_COL)
|
|
2320 {
|
|
2321 /* All frames in this column get the same new width. */
|
|
2322 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2323 frame_new_width(frp, width, leftfirst);
|
|
2324 }
|
|
2325 else /* fr_layout == FR_ROW */
|
|
2326 {
|
|
2327 /* Complicated case: Resize a row of frames. Resize the rightmost
|
|
2328 * frame first, frames left of it when needed. */
|
|
2329
|
|
2330 /* Find the rightmost frame of this row */
|
|
2331 frp = topfrp->fr_child;
|
|
2332 if (!leftfirst)
|
|
2333 while (frp->fr_next != NULL)
|
|
2334 frp = frp->fr_next;
|
|
2335
|
|
2336 extra_cols = width - topfrp->fr_width;
|
|
2337 if (extra_cols < 0)
|
|
2338 {
|
|
2339 /* reduce frame width, rightmost frame first */
|
|
2340 while (frp != NULL)
|
|
2341 {
|
|
2342 w = frame_minwidth(frp, NULL);
|
|
2343 if (frp->fr_width + extra_cols < w)
|
|
2344 {
|
|
2345 extra_cols += frp->fr_width - w;
|
|
2346 frame_new_width(frp, w, leftfirst);
|
|
2347 }
|
|
2348 else
|
|
2349 {
|
|
2350 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2351 break;
|
|
2352 }
|
|
2353 if (leftfirst)
|
|
2354 frp = frp->fr_next;
|
|
2355 else
|
|
2356 frp = frp->fr_prev;
|
|
2357 }
|
|
2358 }
|
|
2359 else if (extra_cols > 0)
|
|
2360 {
|
|
2361 /* increase width of rightmost frame */
|
|
2362 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2363 }
|
|
2364 }
|
|
2365 topfrp->fr_width = width;
|
|
2366 }
|
|
2367
|
|
2368 /*
|
|
2369 * Add the vertical separator to windows at the right side of "frp".
|
|
2370 * Note: Does not check if there is room!
|
|
2371 */
|
|
2372 static void
|
|
2373 frame_add_vsep(frp)
|
|
2374 frame_T *frp;
|
|
2375 {
|
|
2376 win_T *wp;
|
|
2377
|
|
2378 if (frp->fr_layout == FR_LEAF)
|
|
2379 {
|
|
2380 wp = frp->fr_win;
|
|
2381 if (wp->w_vsep_width == 0)
|
|
2382 {
|
|
2383 if (wp->w_width > 0) /* don't make it negative */
|
|
2384 --wp->w_width;
|
|
2385 wp->w_vsep_width = 1;
|
|
2386 }
|
|
2387 }
|
|
2388 else if (frp->fr_layout == FR_COL)
|
|
2389 {
|
|
2390 /* Handle all the frames in the column. */
|
|
2391 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2392 frame_add_vsep(frp);
|
|
2393 }
|
|
2394 else /* frp->fr_layout == FR_ROW */
|
|
2395 {
|
|
2396 /* Only need to handle the last frame in the row. */
|
|
2397 frp = frp->fr_child;
|
|
2398 while (frp->fr_next != NULL)
|
|
2399 frp = frp->fr_next;
|
|
2400 frame_add_vsep(frp);
|
|
2401 }
|
|
2402 }
|
|
2403
|
|
2404 /*
|
|
2405 * Set frame width from the window it contains.
|
|
2406 */
|
|
2407 static void
|
|
2408 frame_fix_width(wp)
|
|
2409 win_T *wp;
|
|
2410 {
|
|
2411 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width;
|
|
2412 }
|
|
2413 #endif
|
|
2414
|
|
2415 /*
|
|
2416 * Set frame height from the window it contains.
|
|
2417 */
|
|
2418 static void
|
|
2419 frame_fix_height(wp)
|
|
2420 win_T *wp;
|
|
2421 {
|
|
2422 wp->w_frame->fr_height = wp->w_height + wp->w_status_height;
|
|
2423 }
|
|
2424
|
|
2425 /*
|
|
2426 * Compute the minimal height for frame "topfrp".
|
|
2427 * Uses the 'winminheight' option.
|
|
2428 * When "next_curwin" isn't NULL, use p_wh for this window.
|
|
2429 * When "next_curwin" is NOWIN, don't use at least one line for the current
|
|
2430 * window.
|
|
2431 */
|
|
2432 static int
|
|
2433 frame_minheight(topfrp, next_curwin)
|
|
2434 frame_T *topfrp;
|
|
2435 win_T *next_curwin;
|
|
2436 {
|
|
2437 frame_T *frp;
|
|
2438 int m;
|
|
2439 #ifdef FEAT_VERTSPLIT
|
|
2440 int n;
|
|
2441 #endif
|
|
2442
|
|
2443 if (topfrp->fr_win != NULL)
|
|
2444 {
|
|
2445 if (topfrp->fr_win == next_curwin)
|
|
2446 m = p_wh + topfrp->fr_win->w_status_height;
|
|
2447 else
|
|
2448 {
|
|
2449 /* window: minimal height of the window plus status line */
|
|
2450 m = p_wmh + topfrp->fr_win->w_status_height;
|
|
2451 /* Current window is minimal one line high */
|
|
2452 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2453 ++m;
|
|
2454 }
|
|
2455 }
|
|
2456 #ifdef FEAT_VERTSPLIT
|
|
2457 else if (topfrp->fr_layout == FR_ROW)
|
|
2458 {
|
|
2459 /* get the minimal height from each frame in this row */
|
|
2460 m = 0;
|
|
2461 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2462 {
|
|
2463 n = frame_minheight(frp, next_curwin);
|
|
2464 if (n > m)
|
|
2465 m = n;
|
|
2466 }
|
|
2467 }
|
|
2468 #endif
|
|
2469 else
|
|
2470 {
|
|
2471 /* Add up the minimal heights for all frames in this column. */
|
|
2472 m = 0;
|
|
2473 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2474 m += frame_minheight(frp, next_curwin);
|
|
2475 }
|
|
2476
|
|
2477 return m;
|
|
2478 }
|
|
2479
|
|
2480 #ifdef FEAT_VERTSPLIT
|
|
2481 /*
|
|
2482 * Compute the minimal width for frame "topfrp".
|
|
2483 * When "next_curwin" isn't NULL, use p_wiw for this window.
|
|
2484 * When "next_curwin" is NOWIN, don't use at least one column for the current
|
|
2485 * window.
|
|
2486 */
|
|
2487 static int
|
|
2488 frame_minwidth(topfrp, next_curwin)
|
|
2489 frame_T *topfrp;
|
|
2490 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */
|
|
2491 {
|
|
2492 frame_T *frp;
|
|
2493 int m, n;
|
|
2494
|
|
2495 if (topfrp->fr_win != NULL)
|
|
2496 {
|
|
2497 if (topfrp->fr_win == next_curwin)
|
|
2498 m = p_wiw + topfrp->fr_win->w_vsep_width;
|
|
2499 else
|
|
2500 {
|
|
2501 /* window: minimal width of the window plus separator column */
|
|
2502 m = p_wmw + topfrp->fr_win->w_vsep_width;
|
|
2503 /* Current window is minimal one column wide */
|
|
2504 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2505 ++m;
|
|
2506 }
|
|
2507 }
|
|
2508 else if (topfrp->fr_layout == FR_COL)
|
|
2509 {
|
|
2510 /* get the minimal width from each frame in this column */
|
|
2511 m = 0;
|
|
2512 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2513 {
|
|
2514 n = frame_minwidth(frp, next_curwin);
|
|
2515 if (n > m)
|
|
2516 m = n;
|
|
2517 }
|
|
2518 }
|
|
2519 else
|
|
2520 {
|
|
2521 /* Add up the minimal widths for all frames in this row. */
|
|
2522 m = 0;
|
|
2523 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2524 m += frame_minwidth(frp, next_curwin);
|
|
2525 }
|
|
2526
|
|
2527 return m;
|
|
2528 }
|
|
2529 #endif
|
|
2530
|
|
2531
|
|
2532 /*
|
|
2533 * Try to close all windows except current one.
|
|
2534 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is
|
|
2535 * used and the buffer was modified.
|
|
2536 *
|
|
2537 * Used by ":bdel" and ":only".
|
|
2538 */
|
|
2539 void
|
|
2540 close_others(message, forceit)
|
|
2541 int message;
|
|
2542 int forceit; /* always hide all other windows */
|
|
2543 {
|
|
2544 win_T *wp;
|
|
2545 win_T *nextwp;
|
|
2546 int r;
|
|
2547
|
|
2548 if (lastwin == firstwin)
|
|
2549 {
|
|
2550 if (message
|
|
2551 #ifdef FEAT_AUTOCMD
|
|
2552 && !autocmd_busy
|
|
2553 #endif
|
|
2554 )
|
|
2555 MSG(_("Already only one window"));
|
|
2556 return;
|
|
2557 }
|
|
2558
|
|
2559 /* Be very careful here: autocommands may change the window layout. */
|
|
2560 for (wp = firstwin; win_valid(wp); wp = nextwp)
|
|
2561 {
|
|
2562 nextwp = wp->w_next;
|
|
2563 if (wp != curwin) /* don't close current window */
|
|
2564 {
|
|
2565
|
|
2566 /* Check if it's allowed to abandon this window */
|
|
2567 r = can_abandon(wp->w_buffer, forceit);
|
|
2568 #ifdef FEAT_AUTOCMD
|
|
2569 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2570 {
|
|
2571 nextwp = firstwin;
|
|
2572 continue;
|
|
2573 }
|
|
2574 #endif
|
|
2575 if (!r)
|
|
2576 {
|
|
2577 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2578 if (message && (p_confirm || cmdmod.confirm) && p_write)
|
|
2579 {
|
|
2580 dialog_changed(wp->w_buffer, FALSE);
|
|
2581 # ifdef FEAT_AUTOCMD
|
|
2582 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2583 {
|
|
2584 nextwp = firstwin;
|
|
2585 continue;
|
|
2586 }
|
|
2587 # endif
|
|
2588 }
|
|
2589 if (bufIsChanged(wp->w_buffer))
|
|
2590 #endif
|
|
2591 continue;
|
|
2592 }
|
|
2593 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer));
|
|
2594 }
|
|
2595 }
|
|
2596
|
|
2597 /*
|
|
2598 * If current window has a status line and we don't want one,
|
|
2599 * remove the status line.
|
|
2600 */
|
|
2601 if (lastwin != firstwin)
|
|
2602 EMSG(_("E445: Other window contains changes"));
|
|
2603 }
|
|
2604
|
|
2605 #endif /* FEAT_WINDOWS */
|
|
2606
|
|
2607 /*
|
|
2608 * init the cursor in the window
|
|
2609 *
|
|
2610 * called when a new file is being edited
|
|
2611 */
|
|
2612 void
|
|
2613 win_init(wp)
|
|
2614 win_T *wp;
|
|
2615 {
|
|
2616 redraw_win_later(wp, NOT_VALID);
|
|
2617 wp->w_lines_valid = 0;
|
|
2618 wp->w_cursor.lnum = 1;
|
|
2619 wp->w_curswant = wp->w_cursor.col = 0;
|
|
2620 #ifdef FEAT_VIRTUALEDIT
|
|
2621 wp->w_cursor.coladd = 0;
|
|
2622 #endif
|
|
2623 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */
|
|
2624 wp->w_pcmark.col = 0;
|
|
2625 wp->w_prev_pcmark.lnum = 0;
|
|
2626 wp->w_prev_pcmark.col = 0;
|
|
2627 wp->w_topline = 1;
|
|
2628 #ifdef FEAT_DIFF
|
|
2629 wp->w_topfill = 0;
|
|
2630 #endif
|
|
2631 wp->w_botline = 2;
|
|
2632 #ifdef FEAT_FKMAP
|
|
2633 if (curwin->w_p_rl)
|
|
2634 wp->w_farsi = W_CONV + W_R_L;
|
|
2635 else
|
|
2636 wp->w_farsi = W_CONV;
|
|
2637 #endif
|
|
2638 }
|
|
2639
|
|
2640 /*
|
|
2641 * Allocate the first window and put an empty buffer in it.
|
|
2642 * Called from main().
|
|
2643 * When this fails we can't do anything: exit.
|
|
2644 */
|
|
2645 void
|
|
2646 win_alloc_first()
|
|
2647 {
|
|
2648 curwin = win_alloc(NULL);
|
|
2649 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED);
|
|
2650 if (curwin == NULL || curbuf == NULL)
|
|
2651 mch_exit(0);
|
|
2652 curwin->w_buffer = curbuf;
|
|
2653 curbuf->b_nwindows = 1; /* there is one window */
|
|
2654 #ifdef FEAT_WINDOWS
|
|
2655 curwin->w_alist = &global_alist;
|
|
2656 #endif
|
|
2657 win_init(curwin); /* init current window */
|
|
2658
|
|
2659 topframe = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
2660 if (topframe == NULL)
|
|
2661 mch_exit(0);
|
|
2662 topframe->fr_layout = FR_LEAF;
|
|
2663 #ifdef FEAT_VERTSPLIT
|
|
2664 topframe->fr_width = Columns;
|
|
2665 #endif
|
|
2666 topframe->fr_height = Rows - p_ch;
|
170
|
2667 #ifdef FEAT_WINDOWS
|
|
2668 p_ch_used = p_ch;
|
|
2669 #endif
|
7
|
2670 topframe->fr_win = curwin;
|
|
2671 curwin->w_frame = topframe;
|
|
2672 }
|
|
2673
|
|
2674 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
2675
|
|
2676 /*
|
|
2677 * Go to another window.
|
|
2678 * When jumping to another buffer, stop Visual mode. Do this before
|
|
2679 * changing windows so we can yank the selection into the '*' register.
|
|
2680 * When jumping to another window on the same buffer, adjust its cursor
|
|
2681 * position to keep the same Visual area.
|
|
2682 */
|
|
2683 void
|
|
2684 win_goto(wp)
|
|
2685 win_T *wp;
|
|
2686 {
|
|
2687 #ifdef FEAT_CMDWIN
|
|
2688 if (cmdwin_type != 0)
|
|
2689 {
|
|
2690 beep_flush();
|
|
2691 return;
|
|
2692 }
|
|
2693 #endif
|
|
2694 #ifdef FEAT_VISUAL
|
|
2695 if (wp->w_buffer != curbuf)
|
|
2696 reset_VIsual_and_resel();
|
|
2697 else if (VIsual_active)
|
|
2698 wp->w_cursor = curwin->w_cursor;
|
|
2699 #endif
|
|
2700
|
|
2701 #ifdef FEAT_GUI
|
|
2702 need_mouse_correct = TRUE;
|
|
2703 #endif
|
|
2704 win_enter(wp, TRUE);
|
|
2705 }
|
|
2706
|
|
2707 #if defined(FEAT_PERL) || defined(PROTO)
|
|
2708 /*
|
|
2709 * Find window number "winnr" (counting top to bottom).
|
|
2710 */
|
|
2711 win_T *
|
|
2712 win_find_nr(winnr)
|
|
2713 int winnr;
|
|
2714 {
|
|
2715 win_T *wp;
|
|
2716
|
|
2717 # ifdef FEAT_WINDOWS
|
|
2718 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
2719 if (--winnr == 0)
|
|
2720 break;
|
|
2721 return wp;
|
|
2722 # else
|
|
2723 return curwin;
|
|
2724 # endif
|
|
2725 }
|
|
2726 #endif
|
|
2727
|
|
2728 #ifdef FEAT_VERTSPLIT
|
|
2729 /*
|
|
2730 * Move to window above or below "count" times.
|
|
2731 */
|
|
2732 static void
|
|
2733 win_goto_ver(up, count)
|
|
2734 int up; /* TRUE to go to win above */
|
|
2735 long count;
|
|
2736 {
|
|
2737 frame_T *fr;
|
|
2738 frame_T *nfr;
|
|
2739 frame_T *foundfr;
|
|
2740
|
|
2741 foundfr = curwin->w_frame;
|
|
2742 while (count--)
|
|
2743 {
|
|
2744 /*
|
|
2745 * First go upwards in the tree of frames until we find a upwards or
|
|
2746 * downwards neighbor.
|
|
2747 */
|
|
2748 fr = foundfr;
|
|
2749 for (;;)
|
|
2750 {
|
|
2751 if (fr == topframe)
|
|
2752 goto end;
|
|
2753 if (up)
|
|
2754 nfr = fr->fr_prev;
|
|
2755 else
|
|
2756 nfr = fr->fr_next;
|
|
2757 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL)
|
|
2758 break;
|
|
2759 fr = fr->fr_parent;
|
|
2760 }
|
|
2761
|
|
2762 /*
|
|
2763 * Now go downwards to find the bottom or top frame in it.
|
|
2764 */
|
|
2765 for (;;)
|
|
2766 {
|
|
2767 if (nfr->fr_layout == FR_LEAF)
|
|
2768 {
|
|
2769 foundfr = nfr;
|
|
2770 break;
|
|
2771 }
|
|
2772 fr = nfr->fr_child;
|
|
2773 if (nfr->fr_layout == FR_ROW)
|
|
2774 {
|
|
2775 /* Find the frame at the cursor row. */
|
|
2776 while (fr->fr_next != NULL
|
|
2777 && frame2win(fr)->w_wincol + fr->fr_width
|
|
2778 <= curwin->w_wincol + curwin->w_wcol)
|
|
2779 fr = fr->fr_next;
|
|
2780 }
|
|
2781 if (nfr->fr_layout == FR_COL && up)
|
|
2782 while (fr->fr_next != NULL)
|
|
2783 fr = fr->fr_next;
|
|
2784 nfr = fr;
|
|
2785 }
|
|
2786 }
|
|
2787 end:
|
|
2788 if (foundfr != NULL)
|
|
2789 win_goto(foundfr->fr_win);
|
|
2790 }
|
|
2791
|
|
2792 /*
|
|
2793 * Move to left or right window.
|
|
2794 */
|
|
2795 static void
|
|
2796 win_goto_hor(left, count)
|
|
2797 int left; /* TRUE to go to left win */
|
|
2798 long count;
|
|
2799 {
|
|
2800 frame_T *fr;
|
|
2801 frame_T *nfr;
|
|
2802 frame_T *foundfr;
|
|
2803
|
|
2804 foundfr = curwin->w_frame;
|
|
2805 while (count--)
|
|
2806 {
|
|
2807 /*
|
|
2808 * First go upwards in the tree of frames until we find a left or
|
|
2809 * right neighbor.
|
|
2810 */
|
|
2811 fr = foundfr;
|
|
2812 for (;;)
|
|
2813 {
|
|
2814 if (fr == topframe)
|
|
2815 goto end;
|
|
2816 if (left)
|
|
2817 nfr = fr->fr_prev;
|
|
2818 else
|
|
2819 nfr = fr->fr_next;
|
|
2820 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL)
|
|
2821 break;
|
|
2822 fr = fr->fr_parent;
|
|
2823 }
|
|
2824
|
|
2825 /*
|
|
2826 * Now go downwards to find the leftmost or rightmost frame in it.
|
|
2827 */
|
|
2828 for (;;)
|
|
2829 {
|
|
2830 if (nfr->fr_layout == FR_LEAF)
|
|
2831 {
|
|
2832 foundfr = nfr;
|
|
2833 break;
|
|
2834 }
|
|
2835 fr = nfr->fr_child;
|
|
2836 if (nfr->fr_layout == FR_COL)
|
|
2837 {
|
|
2838 /* Find the frame at the cursor row. */
|
|
2839 while (fr->fr_next != NULL
|
|
2840 && frame2win(fr)->w_winrow + fr->fr_height
|
|
2841 <= curwin->w_winrow + curwin->w_wrow)
|
|
2842 fr = fr->fr_next;
|
|
2843 }
|
|
2844 if (nfr->fr_layout == FR_ROW && left)
|
|
2845 while (fr->fr_next != NULL)
|
|
2846 fr = fr->fr_next;
|
|
2847 nfr = fr;
|
|
2848 }
|
|
2849 }
|
|
2850 end:
|
|
2851 if (foundfr != NULL)
|
|
2852 win_goto(foundfr->fr_win);
|
|
2853 }
|
|
2854 #endif
|
|
2855
|
|
2856 /*
|
|
2857 * Make window "wp" the current window.
|
|
2858 */
|
|
2859 void
|
|
2860 win_enter(wp, undo_sync)
|
|
2861 win_T *wp;
|
|
2862 int undo_sync;
|
|
2863 {
|
|
2864 win_enter_ext(wp, undo_sync, FALSE);
|
|
2865 }
|
|
2866
|
|
2867 /*
|
|
2868 * Make window wp the current window.
|
|
2869 * Can be called with "curwin_invalid" TRUE, which means that curwin has just
|
|
2870 * been closed and isn't valid.
|
|
2871 */
|
|
2872 static void
|
|
2873 win_enter_ext(wp, undo_sync, curwin_invalid)
|
|
2874 win_T *wp;
|
|
2875 int undo_sync;
|
|
2876 int curwin_invalid;
|
|
2877 {
|
|
2878 #ifdef FEAT_AUTOCMD
|
|
2879 int other_buffer = FALSE;
|
|
2880 #endif
|
|
2881
|
|
2882 if (wp == curwin && !curwin_invalid) /* nothing to do */
|
|
2883 return;
|
|
2884
|
|
2885 #ifdef FEAT_AUTOCMD
|
|
2886 if (!curwin_invalid)
|
|
2887 {
|
|
2888 /*
|
|
2889 * Be careful: If autocommands delete the window, return now.
|
|
2890 */
|
|
2891 if (wp->w_buffer != curbuf)
|
|
2892 {
|
|
2893 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2894 other_buffer = TRUE;
|
|
2895 if (!win_valid(wp))
|
|
2896 return;
|
|
2897 }
|
|
2898 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2899 if (!win_valid(wp))
|
|
2900 return;
|
|
2901 # ifdef FEAT_EVAL
|
|
2902 /* autocmds may abort script processing */
|
|
2903 if (aborting())
|
|
2904 return;
|
|
2905 # endif
|
|
2906 }
|
|
2907 #endif
|
|
2908
|
|
2909 /* sync undo before leaving the current buffer */
|
|
2910 if (undo_sync && curbuf != wp->w_buffer)
|
|
2911 u_sync();
|
|
2912 /* may have to copy the buffer options when 'cpo' contains 'S' */
|
|
2913 if (wp->w_buffer != curbuf)
|
|
2914 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP);
|
|
2915 if (!curwin_invalid)
|
|
2916 {
|
|
2917 prevwin = curwin; /* remember for CTRL-W p */
|
|
2918 curwin->w_redr_status = TRUE;
|
|
2919 }
|
|
2920 curwin = wp;
|
|
2921 curbuf = wp->w_buffer;
|
|
2922 check_cursor();
|
|
2923 #ifdef FEAT_VIRTUALEDIT
|
|
2924 if (!virtual_active())
|
|
2925 curwin->w_cursor.coladd = 0;
|
|
2926 #endif
|
|
2927 changed_line_abv_curs(); /* assume cursor position needs updating */
|
|
2928
|
|
2929 if (curwin->w_localdir != NULL)
|
|
2930 {
|
|
2931 /* Window has a local directory: Save current directory as global
|
|
2932 * directory (unless that was done already) and change to the local
|
|
2933 * directory. */
|
|
2934 if (globaldir == NULL)
|
|
2935 {
|
|
2936 char_u cwd[MAXPATHL];
|
|
2937
|
|
2938 if (mch_dirname(cwd, MAXPATHL) == OK)
|
|
2939 globaldir = vim_strsave(cwd);
|
|
2940 }
|
|
2941 mch_chdir((char *)curwin->w_localdir);
|
|
2942 shorten_fnames(TRUE);
|
|
2943 }
|
|
2944 else if (globaldir != NULL)
|
|
2945 {
|
|
2946 /* Window doesn't have a local directory and we are not in the global
|
|
2947 * directory: Change to the global directory. */
|
|
2948 mch_chdir((char *)globaldir);
|
|
2949 vim_free(globaldir);
|
|
2950 globaldir = NULL;
|
|
2951 shorten_fnames(TRUE);
|
|
2952 }
|
|
2953
|
|
2954 #ifdef FEAT_AUTOCMD
|
|
2955 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf);
|
|
2956 if (other_buffer)
|
|
2957 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
2958 #endif
|
|
2959
|
|
2960 #ifdef FEAT_TITLE
|
|
2961 maketitle();
|
|
2962 #endif
|
|
2963 curwin->w_redr_status = TRUE;
|
|
2964 if (restart_edit)
|
|
2965 redraw_later(VALID); /* causes status line redraw */
|
|
2966
|
|
2967 /* set window height to desired minimal value */
|
|
2968 if (curwin->w_height < p_wh && !curwin->w_p_wfh)
|
|
2969 win_setheight((int)p_wh);
|
|
2970 else if (curwin->w_height == 0)
|
|
2971 win_setheight(1);
|
|
2972
|
|
2973 #ifdef FEAT_VERTSPLIT
|
|
2974 /* set window width to desired minimal value */
|
|
2975 if (curwin->w_width < p_wiw)
|
|
2976 win_setwidth((int)p_wiw);
|
|
2977 #endif
|
|
2978
|
|
2979 #ifdef FEAT_MOUSE
|
|
2980 setmouse(); /* in case jumped to/from help buffer */
|
|
2981 #endif
|
|
2982
|
|
2983 #if defined(FEAT_NETBEANS_INTG) || defined(FEAT_SUN_WORKSHOP)
|
|
2984 /* Change directories when the acd option is set on and after
|
|
2985 * switching windows. */
|
|
2986 if (p_acd && curbuf->b_ffname != NULL
|
|
2987 && vim_chdirfile(curbuf->b_ffname) == OK)
|
|
2988 shorten_fnames(TRUE);
|
|
2989 #endif
|
|
2990 }
|
|
2991
|
|
2992 #endif /* FEAT_WINDOWS */
|
|
2993
|
|
2994 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO)
|
|
2995 /*
|
|
2996 * Jump to the first open window that contains buffer buf if one exists
|
|
2997 * TODO: Alternatively jump to last open window? Dependent from 'splitbelow'?
|
|
2998 * Returns pointer to window if it exists, otherwise NULL.
|
|
2999 */
|
|
3000 win_T *
|
|
3001 buf_jump_open_win(buf)
|
|
3002 buf_T *buf;
|
|
3003 {
|
|
3004 # ifdef FEAT_WINDOWS
|
|
3005 win_T *wp;
|
|
3006
|
|
3007 for (wp = firstwin; wp; wp = wp->w_next)
|
|
3008 if (wp->w_buffer == buf)
|
|
3009 break;
|
|
3010 if (wp != NULL)
|
|
3011 win_enter(wp, FALSE);
|
|
3012 return wp;
|
|
3013 # else
|
|
3014 if (curwin->w_buffer == buf)
|
|
3015 return curwin;
|
|
3016 return NULL;
|
|
3017 # endif
|
|
3018 }
|
|
3019 #endif
|
|
3020
|
|
3021 /*
|
|
3022 * allocate a window structure and link it in the window list
|
|
3023 */
|
|
3024 /*ARGSUSED*/
|
|
3025 static win_T *
|
|
3026 win_alloc(after)
|
|
3027 win_T *after;
|
|
3028 {
|
|
3029 win_T *newwin;
|
|
3030
|
|
3031 /*
|
|
3032 * allocate window structure and linesizes arrays
|
|
3033 */
|
|
3034 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T));
|
|
3035 if (newwin != NULL && win_alloc_lines(newwin) == FAIL)
|
|
3036 {
|
|
3037 vim_free(newwin);
|
|
3038 newwin = NULL;
|
|
3039 }
|
|
3040
|
|
3041 if (newwin != NULL)
|
|
3042 {
|
|
3043 /*
|
|
3044 * link the window in the window list
|
|
3045 */
|
|
3046 #ifdef FEAT_WINDOWS
|
|
3047 win_append(after, newwin);
|
|
3048 #endif
|
|
3049 #ifdef FEAT_VERTSPLIT
|
|
3050 newwin->w_wincol = 0;
|
|
3051 newwin->w_width = Columns;
|
|
3052 #endif
|
|
3053
|
|
3054 /* position the display and the cursor at the top of the file. */
|
|
3055 newwin->w_topline = 1;
|
|
3056 #ifdef FEAT_DIFF
|
|
3057 newwin->w_topfill = 0;
|
|
3058 #endif
|
|
3059 newwin->w_botline = 2;
|
|
3060 newwin->w_cursor.lnum = 1;
|
|
3061 #ifdef FEAT_SCROLLBIND
|
|
3062 newwin->w_scbind_pos = 1;
|
|
3063 #endif
|
|
3064
|
|
3065 /* We won't calculate w_fraction until resizing the window */
|
|
3066 newwin->w_fraction = 0;
|
|
3067 newwin->w_prev_fraction_row = -1;
|
|
3068
|
|
3069 #ifdef FEAT_GUI
|
|
3070 if (gui.in_use)
|
|
3071 {
|
|
3072 out_flush();
|
|
3073 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT],
|
|
3074 SBAR_LEFT, newwin);
|
|
3075 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT],
|
|
3076 SBAR_RIGHT, newwin);
|
|
3077 }
|
|
3078 #endif
|
|
3079 #ifdef FEAT_EVAL
|
126
|
3080 /* init w: variables */
|
|
3081 init_var_dict(&newwin->w_vars, &newwin->w_winvar);
|
7
|
3082 #endif
|
|
3083 #ifdef FEAT_FOLDING
|
|
3084 foldInitWin(newwin);
|
|
3085 #endif
|
|
3086 }
|
|
3087 return newwin;
|
|
3088 }
|
|
3089
|
|
3090 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3091
|
|
3092 /*
|
|
3093 * remove window 'wp' from the window list and free the structure
|
|
3094 */
|
|
3095 static void
|
|
3096 win_free(wp)
|
|
3097 win_T *wp;
|
|
3098 {
|
|
3099 int i;
|
|
3100
|
14
|
3101 #ifdef FEAT_MZSCHEME
|
|
3102 mzscheme_window_free(wp);
|
|
3103 #endif
|
|
3104
|
7
|
3105 #ifdef FEAT_PERL
|
|
3106 perl_win_free(wp);
|
|
3107 #endif
|
|
3108
|
|
3109 #ifdef FEAT_PYTHON
|
|
3110 python_window_free(wp);
|
|
3111 #endif
|
|
3112
|
|
3113 #ifdef FEAT_TCL
|
|
3114 tcl_window_free(wp);
|
|
3115 #endif
|
|
3116
|
|
3117 #ifdef FEAT_RUBY
|
|
3118 ruby_window_free(wp);
|
|
3119 #endif
|
|
3120
|
|
3121 clear_winopt(&wp->w_onebuf_opt);
|
|
3122 clear_winopt(&wp->w_allbuf_opt);
|
|
3123
|
|
3124 #ifdef FEAT_EVAL
|
126
|
3125 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */
|
7
|
3126 #endif
|
|
3127
|
|
3128 if (prevwin == wp)
|
|
3129 prevwin = NULL;
|
|
3130 win_free_lsize(wp);
|
|
3131
|
|
3132 for (i = 0; i < wp->w_tagstacklen; ++i)
|
|
3133 vim_free(wp->w_tagstack[i].tagname);
|
|
3134
|
|
3135 vim_free(wp->w_localdir);
|
|
3136 #ifdef FEAT_SEARCH_EXTRA
|
|
3137 vim_free(wp->w_match.regprog);
|
|
3138 #endif
|
|
3139 #ifdef FEAT_JUMPLIST
|
|
3140 free_jumplist(wp);
|
|
3141 #endif
|
|
3142
|
|
3143 #ifdef FEAT_GUI
|
|
3144 if (gui.in_use)
|
|
3145 {
|
|
3146 out_flush();
|
|
3147 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]);
|
|
3148 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]);
|
|
3149 }
|
|
3150 #endif /* FEAT_GUI */
|
|
3151
|
|
3152 win_remove(wp);
|
|
3153 vim_free(wp);
|
|
3154 }
|
|
3155
|
|
3156 /*
|
|
3157 * Append window "wp" in the window list after window "after".
|
|
3158 */
|
|
3159 static void
|
|
3160 win_append(after, wp)
|
|
3161 win_T *after, *wp;
|
|
3162 {
|
|
3163 win_T *before;
|
|
3164
|
|
3165 if (after == NULL) /* after NULL is in front of the first */
|
|
3166 before = firstwin;
|
|
3167 else
|
|
3168 before = after->w_next;
|
|
3169
|
|
3170 wp->w_next = before;
|
|
3171 wp->w_prev = after;
|
|
3172 if (after == NULL)
|
|
3173 firstwin = wp;
|
|
3174 else
|
|
3175 after->w_next = wp;
|
|
3176 if (before == NULL)
|
|
3177 lastwin = wp;
|
|
3178 else
|
|
3179 before->w_prev = wp;
|
|
3180 }
|
|
3181
|
|
3182 /*
|
|
3183 * Remove a window from the window list.
|
|
3184 */
|
|
3185 static void
|
|
3186 win_remove(wp)
|
|
3187 win_T *wp;
|
|
3188 {
|
|
3189 if (wp->w_prev != NULL)
|
|
3190 wp->w_prev->w_next = wp->w_next;
|
|
3191 else
|
|
3192 firstwin = wp->w_next;
|
|
3193 if (wp->w_next != NULL)
|
|
3194 wp->w_next->w_prev = wp->w_prev;
|
|
3195 else
|
|
3196 lastwin = wp->w_prev;
|
|
3197 }
|
|
3198
|
|
3199 /*
|
|
3200 * Append frame "frp" in a frame list after frame "after".
|
|
3201 */
|
|
3202 static void
|
|
3203 frame_append(after, frp)
|
|
3204 frame_T *after, *frp;
|
|
3205 {
|
|
3206 frp->fr_next = after->fr_next;
|
|
3207 after->fr_next = frp;
|
|
3208 if (frp->fr_next != NULL)
|
|
3209 frp->fr_next->fr_prev = frp;
|
|
3210 frp->fr_prev = after;
|
|
3211 }
|
|
3212
|
|
3213 /*
|
|
3214 * Insert frame "frp" in a frame list before frame "before".
|
|
3215 */
|
|
3216 static void
|
|
3217 frame_insert(before, frp)
|
|
3218 frame_T *before, *frp;
|
|
3219 {
|
|
3220 frp->fr_next = before;
|
|
3221 frp->fr_prev = before->fr_prev;
|
|
3222 before->fr_prev = frp;
|
|
3223 if (frp->fr_prev != NULL)
|
|
3224 frp->fr_prev->fr_next = frp;
|
|
3225 else
|
|
3226 frp->fr_parent->fr_child = frp;
|
|
3227 }
|
|
3228
|
|
3229 /*
|
|
3230 * Remove a frame from a frame list.
|
|
3231 */
|
|
3232 static void
|
|
3233 frame_remove(frp)
|
|
3234 frame_T *frp;
|
|
3235 {
|
|
3236 if (frp->fr_prev != NULL)
|
|
3237 frp->fr_prev->fr_next = frp->fr_next;
|
|
3238 else
|
|
3239 frp->fr_parent->fr_child = frp->fr_next;
|
|
3240 if (frp->fr_next != NULL)
|
|
3241 frp->fr_next->fr_prev = frp->fr_prev;
|
|
3242 }
|
|
3243
|
|
3244 #endif /* FEAT_WINDOWS */
|
|
3245
|
|
3246 /*
|
|
3247 * Allocate w_lines[] for window "wp".
|
|
3248 * Return FAIL for failure, OK for success.
|
|
3249 */
|
|
3250 int
|
|
3251 win_alloc_lines(wp)
|
|
3252 win_T *wp;
|
|
3253 {
|
|
3254 wp->w_lines_valid = 0;
|
|
3255 wp->w_lines = (wline_T *)alloc((unsigned)(Rows * sizeof(wline_T)));
|
|
3256 if (wp->w_lines == NULL)
|
|
3257 return FAIL;
|
|
3258 return OK;
|
|
3259 }
|
|
3260
|
|
3261 /*
|
|
3262 * free lsize arrays for a window
|
|
3263 */
|
|
3264 void
|
|
3265 win_free_lsize(wp)
|
|
3266 win_T *wp;
|
|
3267 {
|
|
3268 vim_free(wp->w_lines);
|
|
3269 wp->w_lines = NULL;
|
|
3270 }
|
|
3271
|
|
3272 /*
|
|
3273 * Called from win_new_shellsize() after Rows changed.
|
|
3274 */
|
|
3275 void
|
|
3276 shell_new_rows()
|
|
3277 {
|
|
3278 int h = (int)(Rows - p_ch);
|
|
3279
|
|
3280 if (firstwin == NULL) /* not initialized yet */
|
|
3281 return;
|
|
3282 #ifdef FEAT_WINDOWS
|
|
3283 if (h < frame_minheight(topframe, NULL))
|
|
3284 h = frame_minheight(topframe, NULL);
|
|
3285 /* First try setting the heights of windows without 'winfixheight'. If
|
|
3286 * that doesn't result in the right height, forget about that option. */
|
|
3287 frame_new_height(topframe, h, FALSE, TRUE);
|
|
3288 if (topframe->fr_height != h)
|
|
3289 frame_new_height(topframe, h, FALSE, FALSE);
|
|
3290
|
|
3291 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3292 #else
|
|
3293 if (h < 1)
|
|
3294 h = 1;
|
|
3295 win_new_height(firstwin, h);
|
|
3296 #endif
|
|
3297 compute_cmdrow();
|
170
|
3298 #ifdef FEAT_WINDOWS
|
|
3299 p_ch_used = p_ch;
|
|
3300 #endif
|
|
3301
|
7
|
3302 #if 0
|
|
3303 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3304 if (p_ea)
|
|
3305 win_equal(curwin, FALSE, 'v');
|
|
3306 #endif
|
|
3307 }
|
|
3308
|
|
3309 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
3310 /*
|
|
3311 * Called from win_new_shellsize() after Columns changed.
|
|
3312 */
|
|
3313 void
|
|
3314 shell_new_columns()
|
|
3315 {
|
|
3316 if (firstwin == NULL) /* not initialized yet */
|
|
3317 return;
|
|
3318 frame_new_width(topframe, (int)Columns, FALSE);
|
|
3319 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3320 #if 0
|
|
3321 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3322 if (p_ea)
|
|
3323 win_equal(curwin, FALSE, 'h');
|
|
3324 #endif
|
|
3325 }
|
|
3326 #endif
|
|
3327
|
|
3328 #if defined(FEAT_CMDWIN) || defined(PROTO)
|
|
3329 /*
|
|
3330 * Save the size of all windows in "gap".
|
|
3331 */
|
|
3332 void
|
|
3333 win_size_save(gap)
|
|
3334 garray_T *gap;
|
|
3335
|
|
3336 {
|
|
3337 win_T *wp;
|
|
3338
|
|
3339 ga_init2(gap, (int)sizeof(int), 1);
|
|
3340 if (ga_grow(gap, win_count() * 2) == OK)
|
|
3341 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3342 {
|
|
3343 ((int *)gap->ga_data)[gap->ga_len++] =
|
|
3344 wp->w_width + wp->w_vsep_width;
|
|
3345 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height;
|
|
3346 }
|
|
3347 }
|
|
3348
|
|
3349 /*
|
|
3350 * Restore window sizes, but only if the number of windows is still the same.
|
|
3351 * Does not free the growarray.
|
|
3352 */
|
|
3353 void
|
|
3354 win_size_restore(gap)
|
|
3355 garray_T *gap;
|
|
3356 {
|
|
3357 win_T *wp;
|
|
3358 int i;
|
|
3359
|
|
3360 if (win_count() * 2 == gap->ga_len)
|
|
3361 {
|
|
3362 i = 0;
|
|
3363 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3364 {
|
|
3365 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]);
|
|
3366 win_setheight_win(((int *)gap->ga_data)[i++], wp);
|
|
3367 }
|
|
3368 /* recompute the window positions */
|
|
3369 (void)win_comp_pos();
|
|
3370 }
|
|
3371 }
|
|
3372 #endif /* FEAT_CMDWIN */
|
|
3373
|
|
3374 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3375 /*
|
|
3376 * Update the position for all windows, using the width and height of the
|
|
3377 * frames.
|
|
3378 * Returns the row just after the last window.
|
|
3379 */
|
|
3380 static int
|
|
3381 win_comp_pos()
|
|
3382 {
|
|
3383 int row = 0;
|
|
3384 int col = 0;
|
|
3385
|
|
3386 frame_comp_pos(topframe, &row, &col);
|
|
3387 return row;
|
|
3388 }
|
|
3389
|
|
3390 /*
|
|
3391 * Update the position of the windows in frame "topfrp", using the width and
|
|
3392 * height of the frames.
|
|
3393 * "*row" and "*col" are the top-left position of the frame. They are updated
|
|
3394 * to the bottom-right position plus one.
|
|
3395 */
|
|
3396 static void
|
|
3397 frame_comp_pos(topfrp, row, col)
|
|
3398 frame_T *topfrp;
|
|
3399 int *row;
|
|
3400 int *col;
|
|
3401 {
|
|
3402 win_T *wp;
|
|
3403 frame_T *frp;
|
|
3404 #ifdef FEAT_VERTSPLIT
|
|
3405 int startcol;
|
|
3406 int startrow;
|
|
3407 #endif
|
|
3408
|
|
3409 wp = topfrp->fr_win;
|
|
3410 if (wp != NULL)
|
|
3411 {
|
|
3412 if (wp->w_winrow != *row
|
|
3413 #ifdef FEAT_VERTSPLIT
|
|
3414 || wp->w_wincol != *col
|
|
3415 #endif
|
|
3416 )
|
|
3417 {
|
|
3418 /* position changed, redraw */
|
|
3419 wp->w_winrow = *row;
|
|
3420 #ifdef FEAT_VERTSPLIT
|
|
3421 wp->w_wincol = *col;
|
|
3422 #endif
|
|
3423 redraw_win_later(wp, NOT_VALID);
|
|
3424 wp->w_redr_status = TRUE;
|
|
3425 }
|
|
3426 *row += wp->w_height + wp->w_status_height;
|
|
3427 #ifdef FEAT_VERTSPLIT
|
|
3428 *col += wp->w_width + wp->w_vsep_width;
|
|
3429 #endif
|
|
3430 }
|
|
3431 else
|
|
3432 {
|
|
3433 #ifdef FEAT_VERTSPLIT
|
|
3434 startrow = *row;
|
|
3435 startcol = *col;
|
|
3436 #endif
|
|
3437 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
3438 {
|
|
3439 #ifdef FEAT_VERTSPLIT
|
|
3440 if (topfrp->fr_layout == FR_ROW)
|
|
3441 *row = startrow; /* all frames are at the same row */
|
|
3442 else
|
|
3443 *col = startcol; /* all frames are at the same col */
|
|
3444 #endif
|
|
3445 frame_comp_pos(frp, row, col);
|
|
3446 }
|
|
3447 }
|
|
3448 }
|
|
3449
|
|
3450 #endif /* FEAT_WINDOWS */
|
|
3451
|
|
3452 /*
|
|
3453 * Set current window height and take care of repositioning other windows to
|
|
3454 * fit around it.
|
|
3455 */
|
|
3456 void
|
|
3457 win_setheight(height)
|
|
3458 int height;
|
|
3459 {
|
|
3460 win_setheight_win(height, curwin);
|
|
3461 }
|
|
3462
|
|
3463 /*
|
|
3464 * Set the window height of window "win" and take care of repositioning other
|
|
3465 * windows to fit around it.
|
|
3466 */
|
|
3467 void
|
|
3468 win_setheight_win(height, win)
|
|
3469 int height;
|
|
3470 win_T *win;
|
|
3471 {
|
|
3472 int row;
|
|
3473
|
|
3474 if (win == curwin)
|
|
3475 {
|
|
3476 /* Always keep current window at least one line high, even when
|
|
3477 * 'winminheight' is zero. */
|
|
3478 #ifdef FEAT_WINDOWS
|
|
3479 if (height < p_wmh)
|
|
3480 height = p_wmh;
|
|
3481 #endif
|
|
3482 if (height == 0)
|
|
3483 height = 1;
|
|
3484 }
|
|
3485
|
|
3486 #ifdef FEAT_WINDOWS
|
|
3487 frame_setheight(win->w_frame, height + win->w_status_height);
|
|
3488
|
|
3489 /* recompute the window positions */
|
|
3490 row = win_comp_pos();
|
|
3491 #else
|
|
3492 if (height > topframe->fr_height)
|
|
3493 height = topframe->fr_height;
|
|
3494 win->w_height = height;
|
|
3495 row = height;
|
|
3496 #endif
|
|
3497
|
|
3498 /*
|
|
3499 * If there is extra space created between the last window and the command
|
|
3500 * line, clear it.
|
|
3501 */
|
|
3502 if (full_screen && msg_scrolled == 0 && row < cmdline_row)
|
|
3503 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
3504 cmdline_row = row;
|
|
3505 msg_row = row;
|
|
3506 msg_col = 0;
|
|
3507
|
|
3508 redraw_all_later(NOT_VALID);
|
|
3509 }
|
|
3510
|
|
3511 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3512
|
|
3513 /*
|
|
3514 * Set the height of a frame to "height" and take care that all frames and
|
|
3515 * windows inside it are resized. Also resize frames on the left and right if
|
|
3516 * the are in the same FR_ROW frame.
|
|
3517 *
|
|
3518 * Strategy:
|
|
3519 * If the frame is part of a FR_COL frame, try fitting the frame in that
|
|
3520 * frame. If that doesn't work (the FR_COL frame is too small), recursively
|
|
3521 * go to containing frames to resize them and make room.
|
|
3522 * If the frame is part of a FR_ROW frame, all frames must be resized as well.
|
|
3523 * Check for the minimal height of the FR_ROW frame.
|
|
3524 * At the top level we can also use change the command line height.
|
|
3525 */
|
|
3526 static void
|
|
3527 frame_setheight(curfrp, height)
|
|
3528 frame_T *curfrp;
|
|
3529 int height;
|
|
3530 {
|
|
3531 int room; /* total number of lines available */
|
|
3532 int take; /* number of lines taken from other windows */
|
|
3533 int room_cmdline; /* lines available from cmdline */
|
|
3534 int run;
|
|
3535 frame_T *frp;
|
|
3536 int h;
|
|
3537 int room_reserved;
|
|
3538
|
|
3539 /* If the height already is the desired value, nothing to do. */
|
|
3540 if (curfrp->fr_height == height)
|
|
3541 return;
|
|
3542
|
|
3543 if (curfrp->fr_parent == NULL)
|
|
3544 {
|
|
3545 /* topframe: can only change the command line */
|
|
3546 if (height > Rows - p_ch)
|
|
3547 height = Rows - p_ch;
|
|
3548 if (height > 0)
|
|
3549 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
3550 }
|
|
3551 else if (curfrp->fr_parent->fr_layout == FR_ROW)
|
|
3552 {
|
|
3553 /* Row of frames: Also need to resize frames left and right of this
|
|
3554 * one. First check for the minimal height of these. */
|
|
3555 h = frame_minheight(curfrp->fr_parent, NULL);
|
|
3556 if (height < h)
|
|
3557 height = h;
|
|
3558 frame_setheight(curfrp->fr_parent, height);
|
|
3559 }
|
|
3560 else
|
|
3561 {
|
|
3562 /*
|
|
3563 * Column of frames: try to change only frames in this column.
|
|
3564 */
|
|
3565 #ifdef FEAT_VERTSPLIT
|
|
3566 /*
|
|
3567 * Do this twice:
|
|
3568 * 1: compute room available, if it's not enough try resizing the
|
|
3569 * containing frame.
|
|
3570 * 2: compute the room available and adjust the height to it.
|
|
3571 * Try not to reduce the height of a window with 'winfixheight' set.
|
|
3572 */
|
|
3573 for (run = 1; run <= 2; ++run)
|
|
3574 #else
|
|
3575 for (;;)
|
|
3576 #endif
|
|
3577 {
|
|
3578 room = 0;
|
|
3579 room_reserved = 0;
|
|
3580 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
3581 frp = frp->fr_next)
|
|
3582 {
|
|
3583 if (frp != curfrp
|
|
3584 && frp->fr_win != NULL
|
|
3585 && frp->fr_win->w_p_wfh)
|
|
3586 room_reserved += frp->fr_height;
|
|
3587 room += frp->fr_height;
|
|
3588 if (frp != curfrp)
|
|
3589 room -= frame_minheight(frp, NULL);
|
|
3590 }
|
|
3591 #ifdef FEAT_VERTSPLIT
|
|
3592 if (curfrp->fr_width != Columns)
|
|
3593 room_cmdline = 0;
|
|
3594 else
|
|
3595 #endif
|
|
3596 {
|
|
3597 room_cmdline = Rows - p_ch - (lastwin->w_winrow
|
|
3598 + lastwin->w_height + lastwin->w_status_height);
|
|
3599 if (room_cmdline < 0)
|
|
3600 room_cmdline = 0;
|
|
3601 }
|
|
3602
|
|
3603 if (height <= room + room_cmdline)
|
|
3604 break;
|
|
3605 #ifdef FEAT_VERTSPLIT
|
|
3606 if (run == 2 || curfrp->fr_width == Columns)
|
|
3607 #endif
|
|
3608 {
|
|
3609 if (height > room + room_cmdline)
|
|
3610 height = room + room_cmdline;
|
|
3611 break;
|
|
3612 }
|
|
3613 #ifdef FEAT_VERTSPLIT
|
|
3614 frame_setheight(curfrp->fr_parent, height
|
|
3615 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1);
|
|
3616 #endif
|
|
3617 /*NOTREACHED*/
|
|
3618 }
|
|
3619
|
|
3620 /*
|
|
3621 * Compute the number of lines we will take from others frames (can be
|
|
3622 * negative!).
|
|
3623 */
|
|
3624 take = height - curfrp->fr_height;
|
|
3625
|
|
3626 /* If there is not enough room, also reduce the height of a window
|
|
3627 * with 'winfixheight' set. */
|
|
3628 if (height > room + room_cmdline - room_reserved)
|
|
3629 room_reserved = room + room_cmdline - height;
|
|
3630 /* If there is only a 'winfixheight' window and making the
|
|
3631 * window smaller, need to make the other window taller. */
|
|
3632 if (take < 0 && room - curfrp->fr_height < room_reserved)
|
|
3633 room_reserved = 0;
|
|
3634
|
|
3635 if (take > 0 && room_cmdline > 0)
|
|
3636 {
|
|
3637 /* use lines from cmdline first */
|
|
3638 if (take < room_cmdline)
|
|
3639 room_cmdline = take;
|
|
3640 take -= room_cmdline;
|
|
3641 topframe->fr_height += room_cmdline;
|
|
3642 }
|
|
3643
|
|
3644 /*
|
|
3645 * set the current frame to the new height
|
|
3646 */
|
|
3647 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
3648
|
|
3649 /*
|
|
3650 * First take lines from the frames after the current frame. If
|
|
3651 * that is not enough, takes lines from frames above the current
|
|
3652 * frame.
|
|
3653 */
|
|
3654 for (run = 0; run < 2; ++run)
|
|
3655 {
|
|
3656 if (run == 0)
|
|
3657 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
3658 else
|
|
3659 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
3660 while (frp != NULL && take != 0)
|
|
3661 {
|
|
3662 h = frame_minheight(frp, NULL);
|
|
3663 if (room_reserved > 0
|
|
3664 && frp->fr_win != NULL
|
|
3665 && frp->fr_win->w_p_wfh)
|
|
3666 {
|
|
3667 if (room_reserved >= frp->fr_height)
|
|
3668 room_reserved -= frp->fr_height;
|
|
3669 else
|
|
3670 {
|
|
3671 if (frp->fr_height - room_reserved > take)
|
|
3672 room_reserved = frp->fr_height - take;
|
|
3673 take -= frp->fr_height - room_reserved;
|
|
3674 frame_new_height(frp, room_reserved, FALSE, FALSE);
|
|
3675 room_reserved = 0;
|
|
3676 }
|
|
3677 }
|
|
3678 else
|
|
3679 {
|
|
3680 if (frp->fr_height - take < h)
|
|
3681 {
|
|
3682 take -= frp->fr_height - h;
|
|
3683 frame_new_height(frp, h, FALSE, FALSE);
|
|
3684 }
|
|
3685 else
|
|
3686 {
|
|
3687 frame_new_height(frp, frp->fr_height - take,
|
|
3688 FALSE, FALSE);
|
|
3689 take = 0;
|
|
3690 }
|
|
3691 }
|
|
3692 if (run == 0)
|
|
3693 frp = frp->fr_next;
|
|
3694 else
|
|
3695 frp = frp->fr_prev;
|
|
3696 }
|
|
3697 }
|
|
3698 }
|
|
3699 }
|
|
3700
|
|
3701 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
3702 /*
|
|
3703 * Set current window width and take care of repositioning other windows to
|
|
3704 * fit around it.
|
|
3705 */
|
|
3706 void
|
|
3707 win_setwidth(width)
|
|
3708 int width;
|
|
3709 {
|
|
3710 win_setwidth_win(width, curwin);
|
|
3711 }
|
|
3712
|
|
3713 void
|
|
3714 win_setwidth_win(width, wp)
|
|
3715 int width;
|
|
3716 win_T *wp;
|
|
3717 {
|
|
3718 /* Always keep current window at least one column wide, even when
|
|
3719 * 'winminwidth' is zero. */
|
|
3720 if (wp == curwin)
|
|
3721 {
|
|
3722 if (width < p_wmw)
|
|
3723 width = p_wmw;
|
|
3724 if (width == 0)
|
|
3725 width = 1;
|
|
3726 }
|
|
3727
|
|
3728 frame_setwidth(wp->w_frame, width + wp->w_vsep_width);
|
|
3729
|
|
3730 /* recompute the window positions */
|
|
3731 (void)win_comp_pos();
|
|
3732
|
|
3733 redraw_all_later(NOT_VALID);
|
|
3734 }
|
|
3735
|
|
3736 /*
|
|
3737 * Set the width of a frame to "width" and take care that all frames and
|
|
3738 * windows inside it are resized. Also resize frames above and below if the
|
|
3739 * are in the same FR_ROW frame.
|
|
3740 *
|
|
3741 * Strategy is similar to frame_setheight().
|
|
3742 */
|
|
3743 static void
|
|
3744 frame_setwidth(curfrp, width)
|
|
3745 frame_T *curfrp;
|
|
3746 int width;
|
|
3747 {
|
|
3748 int room; /* total number of lines available */
|
|
3749 int take; /* number of lines taken from other windows */
|
|
3750 int run;
|
|
3751 frame_T *frp;
|
|
3752 int w;
|
|
3753
|
|
3754 /* If the width already is the desired value, nothing to do. */
|
|
3755 if (curfrp->fr_width == width)
|
|
3756 return;
|
|
3757
|
|
3758 if (curfrp->fr_parent == NULL)
|
|
3759 /* topframe: can't change width */
|
|
3760 return;
|
|
3761
|
|
3762 if (curfrp->fr_parent->fr_layout == FR_COL)
|
|
3763 {
|
|
3764 /* Column of frames: Also need to resize frames above and below of
|
|
3765 * this one. First check for the minimal width of these. */
|
|
3766 w = frame_minwidth(curfrp->fr_parent, NULL);
|
|
3767 if (width < w)
|
|
3768 width = w;
|
|
3769 frame_setwidth(curfrp->fr_parent, width);
|
|
3770 }
|
|
3771 else
|
|
3772 {
|
|
3773 /*
|
|
3774 * Row of frames: try to change only frames in this row.
|
|
3775 *
|
|
3776 * Do this twice:
|
|
3777 * 1: compute room available, if it's not enough try resizing the
|
|
3778 * containing frame.
|
|
3779 * 2: compute the room available and adjust the width to it.
|
|
3780 */
|
|
3781 for (run = 1; run <= 2; ++run)
|
|
3782 {
|
|
3783 room = 0;
|
|
3784 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
3785 frp = frp->fr_next)
|
|
3786 {
|
|
3787 room += frp->fr_width;
|
|
3788 if (frp != curfrp)
|
|
3789 room -= frame_minwidth(frp, NULL);
|
|
3790 }
|
|
3791
|
|
3792 if (width <= room)
|
|
3793 break;
|
|
3794 if (run == 2 || curfrp->fr_height >= Rows - p_ch)
|
|
3795 {
|
|
3796 if (width > room)
|
|
3797 width = room;
|
|
3798 break;
|
|
3799 }
|
|
3800 frame_setwidth(curfrp->fr_parent, width
|
|
3801 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1);
|
|
3802 }
|
|
3803
|
|
3804
|
|
3805 /*
|
|
3806 * Compute the number of lines we will take from others frames (can be
|
|
3807 * negative!).
|
|
3808 */
|
|
3809 take = width - curfrp->fr_width;
|
|
3810
|
|
3811 /*
|
|
3812 * set the current frame to the new width
|
|
3813 */
|
|
3814 frame_new_width(curfrp, width, FALSE);
|
|
3815
|
|
3816 /*
|
|
3817 * First take lines from the frames right of the current frame. If
|
|
3818 * that is not enough, takes lines from frames left of the current
|
|
3819 * frame.
|
|
3820 */
|
|
3821 for (run = 0; run < 2; ++run)
|
|
3822 {
|
|
3823 if (run == 0)
|
|
3824 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
3825 else
|
|
3826 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
3827 while (frp != NULL && take != 0)
|
|
3828 {
|
|
3829 w = frame_minwidth(frp, NULL);
|
|
3830 if (frp->fr_width - take < w)
|
|
3831 {
|
|
3832 take -= frp->fr_width - w;
|
|
3833 frame_new_width(frp, w, FALSE);
|
|
3834 }
|
|
3835 else
|
|
3836 {
|
|
3837 frame_new_width(frp, frp->fr_width - take, FALSE);
|
|
3838 take = 0;
|
|
3839 }
|
|
3840 if (run == 0)
|
|
3841 frp = frp->fr_next;
|
|
3842 else
|
|
3843 frp = frp->fr_prev;
|
|
3844 }
|
|
3845 }
|
|
3846 }
|
|
3847 }
|
|
3848 #endif /* FEAT_VERTSPLIT */
|
|
3849
|
|
3850 /*
|
|
3851 * Check 'winminheight' for a valid value.
|
|
3852 */
|
|
3853 void
|
|
3854 win_setminheight()
|
|
3855 {
|
|
3856 int room;
|
|
3857 int first = TRUE;
|
|
3858 win_T *wp;
|
|
3859
|
|
3860 /* loop until there is a 'winminheight' that is possible */
|
|
3861 while (p_wmh > 0)
|
|
3862 {
|
|
3863 /* TODO: handle vertical splits */
|
|
3864 room = -p_wh;
|
|
3865 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3866 room += wp->w_height - p_wmh;
|
|
3867 if (room >= 0)
|
|
3868 break;
|
|
3869 --p_wmh;
|
|
3870 if (first)
|
|
3871 {
|
|
3872 EMSG(_(e_noroom));
|
|
3873 first = FALSE;
|
|
3874 }
|
|
3875 }
|
|
3876 }
|
|
3877
|
|
3878 #ifdef FEAT_MOUSE
|
|
3879
|
|
3880 /*
|
|
3881 * Status line of dragwin is dragged "offset" lines down (negative is up).
|
|
3882 */
|
|
3883 void
|
|
3884 win_drag_status_line(dragwin, offset)
|
|
3885 win_T *dragwin;
|
|
3886 int offset;
|
|
3887 {
|
|
3888 frame_T *curfr;
|
|
3889 frame_T *fr;
|
|
3890 int room;
|
|
3891 int row;
|
|
3892 int up; /* if TRUE, drag status line up, otherwise down */
|
|
3893 int n;
|
|
3894
|
|
3895 fr = dragwin->w_frame;
|
|
3896 curfr = fr;
|
|
3897 if (fr != topframe) /* more than one window */
|
|
3898 {
|
|
3899 fr = fr->fr_parent;
|
|
3900 /* When the parent frame is not a column of frames, its parent should
|
|
3901 * be. */
|
|
3902 if (fr->fr_layout != FR_COL)
|
|
3903 {
|
|
3904 curfr = fr;
|
|
3905 if (fr != topframe) /* only a row of windows, may drag statusline */
|
|
3906 fr = fr->fr_parent;
|
|
3907 }
|
|
3908 }
|
|
3909
|
|
3910 /* If this is the last frame in a column, may want to resize the parent
|
|
3911 * frame instead (go two up to skip a row of frames). */
|
|
3912 while (curfr != topframe && curfr->fr_next == NULL)
|
|
3913 {
|
|
3914 if (fr != topframe)
|
|
3915 fr = fr->fr_parent;
|
|
3916 curfr = fr;
|
|
3917 if (fr != topframe)
|
|
3918 fr = fr->fr_parent;
|
|
3919 }
|
|
3920
|
|
3921 if (offset < 0) /* drag up */
|
|
3922 {
|
|
3923 up = TRUE;
|
|
3924 offset = -offset;
|
|
3925 /* sum up the room of the current frame and above it */
|
|
3926 if (fr == curfr)
|
|
3927 {
|
|
3928 /* only one window */
|
|
3929 room = fr->fr_height - frame_minheight(fr, NULL);
|
|
3930 }
|
|
3931 else
|
|
3932 {
|
|
3933 room = 0;
|
|
3934 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
3935 {
|
|
3936 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
3937 if (fr == curfr)
|
|
3938 break;
|
|
3939 }
|
|
3940 }
|
|
3941 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
3942 }
|
|
3943 else /* drag down */
|
|
3944 {
|
|
3945 up = FALSE;
|
|
3946 /*
|
|
3947 * Only dragging the last status line can reduce p_ch.
|
|
3948 */
|
|
3949 room = Rows - cmdline_row;
|
|
3950 if (curfr->fr_next == NULL)
|
|
3951 room -= 1;
|
|
3952 else
|
|
3953 room -= p_ch;
|
|
3954 if (room < 0)
|
|
3955 room = 0;
|
|
3956 /* sum up the room of frames below of the current one */
|
|
3957 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
3958 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
3959 fr = curfr; /* put fr at window that grows */
|
|
3960 }
|
|
3961
|
|
3962 if (room < offset) /* Not enough room */
|
|
3963 offset = room; /* Move as far as we can */
|
|
3964 if (offset <= 0)
|
|
3965 return;
|
|
3966
|
|
3967 /*
|
|
3968 * Grow frame fr by "offset" lines.
|
|
3969 * Doesn't happen when dragging the last status line up.
|
|
3970 */
|
|
3971 if (fr != NULL)
|
|
3972 frame_new_height(fr, fr->fr_height + offset, up, FALSE);
|
|
3973
|
|
3974 if (up)
|
|
3975 fr = curfr; /* current frame gets smaller */
|
|
3976 else
|
|
3977 fr = curfr->fr_next; /* next frame gets smaller */
|
|
3978
|
|
3979 /*
|
|
3980 * Now make the other frames smaller.
|
|
3981 */
|
|
3982 while (fr != NULL && offset > 0)
|
|
3983 {
|
|
3984 n = frame_minheight(fr, NULL);
|
|
3985 if (fr->fr_height - offset <= n)
|
|
3986 {
|
|
3987 offset -= fr->fr_height - n;
|
|
3988 frame_new_height(fr, n, !up, FALSE);
|
|
3989 }
|
|
3990 else
|
|
3991 {
|
|
3992 frame_new_height(fr, fr->fr_height - offset, !up, FALSE);
|
|
3993 break;
|
|
3994 }
|
|
3995 if (up)
|
|
3996 fr = fr->fr_prev;
|
|
3997 else
|
|
3998 fr = fr->fr_next;
|
|
3999 }
|
|
4000 row = win_comp_pos();
|
|
4001 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
4002 cmdline_row = row;
|
|
4003 p_ch = Rows - cmdline_row;
|
|
4004 if (p_ch < 1)
|
|
4005 p_ch = 1;
|
|
4006 redraw_all_later(NOT_VALID);
|
|
4007 showmode();
|
|
4008 }
|
|
4009
|
|
4010 #ifdef FEAT_VERTSPLIT
|
|
4011 /*
|
|
4012 * Separator line of dragwin is dragged "offset" lines right (negative is left).
|
|
4013 */
|
|
4014 void
|
|
4015 win_drag_vsep_line(dragwin, offset)
|
|
4016 win_T *dragwin;
|
|
4017 int offset;
|
|
4018 {
|
|
4019 frame_T *curfr;
|
|
4020 frame_T *fr;
|
|
4021 int room;
|
|
4022 int left; /* if TRUE, drag separator line left, otherwise right */
|
|
4023 int n;
|
|
4024
|
|
4025 fr = dragwin->w_frame;
|
|
4026 if (fr == topframe) /* only one window (cannot happe?) */
|
|
4027 return;
|
|
4028 curfr = fr;
|
|
4029 fr = fr->fr_parent;
|
|
4030 /* When the parent frame is not a row of frames, its parent should be. */
|
|
4031 if (fr->fr_layout != FR_ROW)
|
|
4032 {
|
|
4033 if (fr == topframe) /* only a column of windows (cannot happen?) */
|
|
4034 return;
|
|
4035 curfr = fr;
|
|
4036 fr = fr->fr_parent;
|
|
4037 }
|
|
4038
|
|
4039 /* If this is the last frame in a row, may want to resize a parent
|
|
4040 * frame instead. */
|
|
4041 while (curfr->fr_next == NULL)
|
|
4042 {
|
|
4043 if (fr == topframe)
|
|
4044 break;
|
|
4045 curfr = fr;
|
|
4046 fr = fr->fr_parent;
|
|
4047 if (fr != topframe)
|
|
4048 {
|
|
4049 curfr = fr;
|
|
4050 fr = fr->fr_parent;
|
|
4051 }
|
|
4052 }
|
|
4053
|
|
4054 if (offset < 0) /* drag left */
|
|
4055 {
|
|
4056 left = TRUE;
|
|
4057 offset = -offset;
|
|
4058 /* sum up the room of the current frame and left of it */
|
|
4059 room = 0;
|
|
4060 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
4061 {
|
|
4062 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4063 if (fr == curfr)
|
|
4064 break;
|
|
4065 }
|
|
4066 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
4067 }
|
|
4068 else /* drag right */
|
|
4069 {
|
|
4070 left = FALSE;
|
|
4071 /* sum up the room of frames right of the current one */
|
|
4072 room = 0;
|
|
4073 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
4074 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4075 fr = curfr; /* put fr at window that grows */
|
|
4076 }
|
|
4077
|
|
4078 if (room < offset) /* Not enough room */
|
|
4079 offset = room; /* Move as far as we can */
|
|
4080 if (offset <= 0) /* No room at all, quit. */
|
|
4081 return;
|
|
4082
|
|
4083 /* grow frame fr by offset lines */
|
|
4084 frame_new_width(fr, fr->fr_width + offset, left);
|
|
4085
|
|
4086 /* shrink other frames: current and at the left or at the right */
|
|
4087 if (left)
|
|
4088 fr = curfr; /* current frame gets smaller */
|
|
4089 else
|
|
4090 fr = curfr->fr_next; /* next frame gets smaller */
|
|
4091
|
|
4092 while (fr != NULL && offset > 0)
|
|
4093 {
|
|
4094 n = frame_minwidth(fr, NULL);
|
|
4095 if (fr->fr_width - offset <= n)
|
|
4096 {
|
|
4097 offset -= fr->fr_width - n;
|
|
4098 frame_new_width(fr, n, !left);
|
|
4099 }
|
|
4100 else
|
|
4101 {
|
|
4102 frame_new_width(fr, fr->fr_width - offset, !left);
|
|
4103 break;
|
|
4104 }
|
|
4105 if (left)
|
|
4106 fr = fr->fr_prev;
|
|
4107 else
|
|
4108 fr = fr->fr_next;
|
|
4109 }
|
|
4110 (void)win_comp_pos();
|
|
4111 redraw_all_later(NOT_VALID);
|
|
4112 }
|
|
4113 #endif /* FEAT_VERTSPLIT */
|
|
4114 #endif /* FEAT_MOUSE */
|
|
4115
|
|
4116 #endif /* FEAT_WINDOWS */
|
|
4117
|
|
4118 /*
|
|
4119 * Set the height of a window.
|
|
4120 * This takes care of the things inside the window, not what happens to the
|
|
4121 * window position, the frame or to other windows.
|
|
4122 */
|
|
4123 static void
|
|
4124 win_new_height(wp, height)
|
|
4125 win_T *wp;
|
|
4126 int height;
|
|
4127 {
|
|
4128 linenr_T lnum;
|
47
|
4129 linenr_T bot;
|
7
|
4130 int sline, line_size;
|
47
|
4131 int space;
|
|
4132 int did_below = FALSE;
|
7
|
4133 #define FRACTION_MULT 16384L
|
|
4134
|
|
4135 /* Don't want a negative height. Happens when splitting a tiny window.
|
|
4136 * Will equalize heights soon to fix it. */
|
|
4137 if (height < 0)
|
|
4138 height = 0;
|
|
4139
|
|
4140 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0)
|
|
4141 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT
|
|
4142 + FRACTION_MULT / 2) / (long)wp->w_height;
|
|
4143
|
|
4144 wp->w_height = height;
|
|
4145 wp->w_skipcol = 0;
|
|
4146
|
|
4147 /* Don't change w_topline when height is zero. Don't set w_topline when
|
|
4148 * 'scrollbind' is set and this isn't the current window. */
|
|
4149 if (height > 0
|
|
4150 #ifdef FEAT_SCROLLBIND
|
|
4151 && (!wp->w_p_scb || wp == curwin)
|
|
4152 #endif
|
|
4153 )
|
|
4154 {
|
47
|
4155 /*
|
|
4156 * Find a value for w_topline that shows the cursor at the same
|
|
4157 * relative position in the window as before (more or less).
|
|
4158 */
|
7
|
4159 lnum = wp->w_cursor.lnum;
|
|
4160 if (lnum < 1) /* can happen when starting up */
|
|
4161 lnum = 1;
|
|
4162 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT;
|
|
4163 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1;
|
|
4164 sline = wp->w_wrow - line_size;
|
|
4165 if (sline < 0)
|
|
4166 {
|
|
4167 /*
|
|
4168 * Cursor line would go off top of screen if w_wrow was this high.
|
|
4169 */
|
|
4170 wp->w_wrow = line_size;
|
|
4171 }
|
|
4172 else
|
|
4173 {
|
47
|
4174 space = height;
|
|
4175 while (lnum > 1)
|
7
|
4176 {
|
47
|
4177 space -= line_size;
|
|
4178 if (space > 0 && sline <= 0 && !did_below)
|
|
4179 {
|
|
4180 /* Try to use "~" lines below the text to avoid that text
|
|
4181 * is above the window while there are empty lines.
|
|
4182 * Subtract the rows below the cursor from "space" and
|
|
4183 * give the rest to "sline". */
|
|
4184 did_below = TRUE;
|
|
4185 bot = wp->w_cursor.lnum;
|
|
4186 while (space > 0)
|
|
4187 {
|
|
4188 if (wp->w_buffer->b_ml.ml_line_count - bot >= space)
|
|
4189 space = 0;
|
|
4190 else
|
|
4191 {
|
|
4192 #ifdef FEAT_FOLDING
|
|
4193 hasFoldingWin(wp, bot, NULL, &bot, TRUE, NULL);
|
|
4194 #endif
|
|
4195 if (bot >= wp->w_buffer->b_ml.ml_line_count)
|
|
4196 break;
|
|
4197 ++bot;
|
|
4198 space -= plines_win(wp, bot, TRUE);
|
|
4199 }
|
|
4200 }
|
|
4201 if (bot == wp->w_buffer->b_ml.ml_line_count && space > 0)
|
|
4202 sline += space;
|
|
4203 }
|
|
4204 if (sline <= 0)
|
|
4205 break;
|
|
4206
|
7
|
4207 #ifdef FEAT_FOLDING
|
|
4208 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL);
|
|
4209 if (lnum == 1)
|
|
4210 {
|
|
4211 /* first line in buffer is folded */
|
|
4212 line_size = 1;
|
|
4213 --sline;
|
|
4214 break;
|
|
4215 }
|
|
4216 #endif
|
|
4217 --lnum;
|
|
4218 #ifdef FEAT_DIFF
|
|
4219 if (lnum == wp->w_topline)
|
|
4220 line_size = plines_win_nofill(wp, lnum, TRUE)
|
|
4221 + wp->w_topfill;
|
|
4222 else
|
|
4223 #endif
|
|
4224 line_size = plines_win(wp, lnum, TRUE);
|
|
4225 sline -= line_size;
|
|
4226 }
|
47
|
4227
|
7
|
4228 if (sline < 0)
|
|
4229 {
|
|
4230 /*
|
|
4231 * Line we want at top would go off top of screen. Use next
|
|
4232 * line instead.
|
|
4233 */
|
|
4234 #ifdef FEAT_FOLDING
|
|
4235 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL);
|
|
4236 #endif
|
|
4237 lnum++;
|
|
4238 wp->w_wrow -= line_size + sline;
|
|
4239 }
|
|
4240 else if (sline > 0)
|
|
4241 {
|
|
4242 /* First line of file reached, use that as topline. */
|
|
4243 lnum = 1;
|
|
4244 wp->w_wrow -= sline;
|
|
4245 }
|
|
4246 }
|
|
4247 set_topline(wp, lnum);
|
|
4248 }
|
|
4249
|
|
4250 if (wp == curwin)
|
|
4251 {
|
|
4252 if (p_so)
|
|
4253 update_topline();
|
|
4254 curs_columns(FALSE); /* validate w_wrow */
|
|
4255 }
|
|
4256 wp->w_prev_fraction_row = wp->w_wrow;
|
|
4257
|
|
4258 win_comp_scroll(wp);
|
|
4259 redraw_win_later(wp, NOT_VALID);
|
|
4260 #ifdef FEAT_WINDOWS
|
|
4261 wp->w_redr_status = TRUE;
|
|
4262 #endif
|
|
4263 invalidate_botline_win(wp);
|
|
4264 }
|
|
4265
|
|
4266 #ifdef FEAT_VERTSPLIT
|
|
4267 /*
|
|
4268 * Set the width of a window.
|
|
4269 */
|
|
4270 static void
|
|
4271 win_new_width(wp, width)
|
|
4272 win_T *wp;
|
|
4273 int width;
|
|
4274 {
|
|
4275 wp->w_width = width;
|
|
4276 wp->w_lines_valid = 0;
|
|
4277 changed_line_abv_curs_win(wp);
|
|
4278 invalidate_botline_win(wp);
|
|
4279 if (wp == curwin)
|
|
4280 {
|
|
4281 update_topline();
|
|
4282 curs_columns(TRUE); /* validate w_wrow */
|
|
4283 }
|
|
4284 redraw_win_later(wp, NOT_VALID);
|
|
4285 wp->w_redr_status = TRUE;
|
|
4286 }
|
|
4287 #endif
|
|
4288
|
|
4289 void
|
|
4290 win_comp_scroll(wp)
|
|
4291 win_T *wp;
|
|
4292 {
|
|
4293 wp->w_p_scr = ((unsigned)wp->w_height >> 1);
|
|
4294 if (wp->w_p_scr == 0)
|
|
4295 wp->w_p_scr = 1;
|
|
4296 }
|
|
4297
|
|
4298 /*
|
|
4299 * command_height: called whenever p_ch has been changed
|
|
4300 */
|
|
4301 void
|
|
4302 command_height(old_p_ch)
|
|
4303 long old_p_ch;
|
|
4304 {
|
|
4305 #ifdef FEAT_WINDOWS
|
|
4306 int h;
|
|
4307 frame_T *frp;
|
|
4308
|
170
|
4309 /* When passed a negative value use the value of p_ch that we remembered.
|
|
4310 * This is needed for when the GUI starts up, we can't be sure in what
|
|
4311 * order things happen. */
|
|
4312 if (old_p_ch < 0)
|
|
4313 old_p_ch = p_ch_used;
|
|
4314 p_ch_used = p_ch;
|
|
4315
|
7
|
4316 /* Find bottom frame with width of screen. */
|
|
4317 frp = lastwin->w_frame;
|
|
4318 # ifdef FEAT_VERTSPLIT
|
|
4319 while (frp->fr_width != Columns && frp->fr_parent != NULL)
|
|
4320 frp = frp->fr_parent;
|
|
4321 # endif
|
|
4322
|
|
4323 /* Avoid changing the height of a window with 'winfixheight' set. */
|
|
4324 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF
|
|
4325 && frp->fr_win->w_p_wfh)
|
|
4326 frp = frp->fr_prev;
|
|
4327
|
|
4328 if (starting != NO_SCREEN)
|
|
4329 {
|
|
4330 cmdline_row = Rows - p_ch;
|
|
4331
|
|
4332 if (p_ch > old_p_ch) /* p_ch got bigger */
|
|
4333 {
|
|
4334 while (p_ch > old_p_ch)
|
|
4335 {
|
|
4336 if (frp == NULL)
|
|
4337 {
|
|
4338 EMSG(_(e_noroom));
|
|
4339 p_ch = old_p_ch;
|
|
4340 cmdline_row = Rows - p_ch;
|
|
4341 break;
|
|
4342 }
|
|
4343 h = frp->fr_height - frame_minheight(frp, NULL);
|
|
4344 if (h > p_ch - old_p_ch)
|
|
4345 h = p_ch - old_p_ch;
|
|
4346 old_p_ch += h;
|
|
4347 frame_add_height(frp, -h);
|
|
4348 frp = frp->fr_prev;
|
|
4349 }
|
|
4350
|
|
4351 /* Recompute window positions. */
|
|
4352 (void)win_comp_pos();
|
|
4353
|
|
4354 /* clear the lines added to cmdline */
|
|
4355 if (full_screen)
|
|
4356 screen_fill((int)(cmdline_row), (int)Rows, 0,
|
|
4357 (int)Columns, ' ', ' ', 0);
|
|
4358 msg_row = cmdline_row;
|
|
4359 redraw_cmdline = TRUE;
|
|
4360 return;
|
|
4361 }
|
|
4362
|
|
4363 if (msg_row < cmdline_row)
|
|
4364 msg_row = cmdline_row;
|
|
4365 redraw_cmdline = TRUE;
|
|
4366 }
|
|
4367 frame_add_height(frp, (int)(old_p_ch - p_ch));
|
|
4368
|
|
4369 /* Recompute window positions. */
|
|
4370 if (frp != lastwin->w_frame)
|
|
4371 (void)win_comp_pos();
|
|
4372 #else
|
|
4373 win_setheight((int)(firstwin->w_height + old_p_ch - p_ch));
|
|
4374 cmdline_row = Rows - p_ch;
|
|
4375 #endif
|
|
4376 }
|
|
4377
|
|
4378 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4379 /*
|
|
4380 * Resize frame "frp" to be "n" lines higher (negative for less high).
|
|
4381 * Also resize the frames it is contained in.
|
|
4382 */
|
|
4383 static void
|
|
4384 frame_add_height(frp, n)
|
|
4385 frame_T *frp;
|
|
4386 int n;
|
|
4387 {
|
|
4388 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE);
|
|
4389 for (;;)
|
|
4390 {
|
|
4391 frp = frp->fr_parent;
|
|
4392 if (frp == NULL)
|
|
4393 break;
|
|
4394 frp->fr_height += n;
|
|
4395 }
|
|
4396 }
|
|
4397
|
|
4398 /*
|
|
4399 * Add or remove a status line for the bottom window(s), according to the
|
|
4400 * value of 'laststatus'.
|
|
4401 */
|
|
4402 void
|
|
4403 last_status(morewin)
|
|
4404 int morewin; /* pretend there are two or more windows */
|
|
4405 {
|
|
4406 /* Don't make a difference between horizontal or vertical split. */
|
|
4407 last_status_rec(topframe, (p_ls == 2
|
|
4408 || (p_ls == 1 && (morewin || lastwin != firstwin))));
|
|
4409 }
|
|
4410
|
|
4411 static void
|
|
4412 last_status_rec(fr, statusline)
|
|
4413 frame_T *fr;
|
|
4414 int statusline;
|
|
4415 {
|
|
4416 frame_T *fp;
|
|
4417 win_T *wp;
|
|
4418
|
|
4419 if (fr->fr_layout == FR_LEAF)
|
|
4420 {
|
|
4421 wp = fr->fr_win;
|
|
4422 if (wp->w_status_height != 0 && !statusline)
|
|
4423 {
|
|
4424 /* remove status line */
|
|
4425 win_new_height(wp, wp->w_height + 1);
|
|
4426 wp->w_status_height = 0;
|
|
4427 comp_col();
|
|
4428 }
|
|
4429 else if (wp->w_status_height == 0 && statusline)
|
|
4430 {
|
|
4431 /* Find a frame to take a line from. */
|
|
4432 fp = fr;
|
|
4433 while (fp->fr_height <= frame_minheight(fp, NULL))
|
|
4434 {
|
|
4435 if (fp == topframe)
|
|
4436 {
|
|
4437 EMSG(_(e_noroom));
|
|
4438 return;
|
|
4439 }
|
|
4440 /* In a column of frames: go to frame above. If already at
|
|
4441 * the top or in a row of frames: go to parent. */
|
|
4442 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL)
|
|
4443 fp = fp->fr_prev;
|
|
4444 else
|
|
4445 fp = fp->fr_parent;
|
|
4446 }
|
|
4447 wp->w_status_height = 1;
|
|
4448 if (fp != fr)
|
|
4449 {
|
|
4450 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE);
|
|
4451 frame_fix_height(wp);
|
|
4452 (void)win_comp_pos();
|
|
4453 }
|
|
4454 else
|
|
4455 win_new_height(wp, wp->w_height - 1);
|
|
4456 comp_col();
|
|
4457 redraw_all_later(NOT_VALID);
|
|
4458 }
|
|
4459 }
|
|
4460 #ifdef FEAT_VERTSPLIT
|
|
4461 else if (fr->fr_layout == FR_ROW)
|
|
4462 {
|
|
4463 /* vertically split windows, set status line for each one */
|
|
4464 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next)
|
|
4465 last_status_rec(fp, statusline);
|
|
4466 }
|
|
4467 #endif
|
|
4468 else
|
|
4469 {
|
|
4470 /* horizontally split window, set status line for last one */
|
|
4471 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next)
|
|
4472 ;
|
|
4473 last_status_rec(fp, statusline);
|
|
4474 }
|
|
4475 }
|
|
4476
|
|
4477 #endif /* FEAT_WINDOWS */
|
|
4478
|
|
4479 #if defined(FEAT_SEARCHPATH) || defined(PROTO)
|
|
4480 /*
|
|
4481 * Return the file name under or after the cursor.
|
|
4482 *
|
|
4483 * The 'path' option is searched if the file name is not absolute.
|
|
4484 * The string returned has been alloc'ed and should be freed by the caller.
|
|
4485 * NULL is returned if the file name or file is not found.
|
|
4486 *
|
|
4487 * options:
|
|
4488 * FNAME_MESS give error messages
|
|
4489 * FNAME_EXP expand to path
|
|
4490 * FNAME_HYP check for hypertext link
|
|
4491 * FNAME_INCL apply "includeexpr"
|
|
4492 */
|
|
4493 char_u *
|
|
4494 file_name_at_cursor(options, count)
|
|
4495 int options;
|
|
4496 long count;
|
|
4497 {
|
|
4498 return file_name_in_line(ml_get_curline(),
|
|
4499 curwin->w_cursor.col, options, count, curbuf->b_ffname);
|
|
4500 }
|
|
4501
|
|
4502 /*
|
|
4503 * Return the name of the file under or after ptr[col].
|
|
4504 * Otherwise like file_name_at_cursor().
|
|
4505 */
|
|
4506 char_u *
|
|
4507 file_name_in_line(line, col, options, count, rel_fname)
|
|
4508 char_u *line;
|
|
4509 int col;
|
|
4510 int options;
|
|
4511 long count;
|
|
4512 char_u *rel_fname; /* file we are searching relative to */
|
|
4513 {
|
|
4514 char_u *ptr;
|
|
4515 int len;
|
|
4516
|
|
4517 /*
|
|
4518 * search forward for what could be the start of a file name
|
|
4519 */
|
|
4520 ptr = line + col;
|
|
4521 while (*ptr != NUL && !vim_isfilec(*ptr))
|
|
4522 ++ptr;
|
|
4523 if (*ptr == NUL) /* nothing found */
|
|
4524 {
|
|
4525 if (options & FNAME_MESS)
|
|
4526 EMSG(_("E446: No file name under cursor"));
|
|
4527 return NULL;
|
|
4528 }
|
|
4529
|
|
4530 /*
|
|
4531 * Search backward for first char of the file name.
|
|
4532 * Go one char back to ":" before "//" even when ':' is not in 'isfname'.
|
|
4533 */
|
|
4534 while (ptr > line)
|
|
4535 {
|
|
4536 #ifdef FEAT_MBYTE
|
|
4537 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0)
|
|
4538 ptr -= len + 1;
|
|
4539 else
|
|
4540 #endif
|
|
4541 if (vim_isfilec(ptr[-1])
|
|
4542 || ((options & FNAME_HYP) && path_is_url(ptr - 1)))
|
|
4543 --ptr;
|
|
4544 else
|
|
4545 break;
|
|
4546 }
|
|
4547
|
|
4548 /*
|
|
4549 * Search forward for the last char of the file name.
|
|
4550 * Also allow "://" when ':' is not in 'isfname'.
|
|
4551 */
|
|
4552 len = 0;
|
|
4553 while (vim_isfilec(ptr[len])
|
|
4554 || ((options & FNAME_HYP) && path_is_url(ptr + len)))
|
|
4555 #ifdef FEAT_MBYTE
|
|
4556 if (has_mbyte)
|
|
4557 len += (*mb_ptr2len_check)(ptr + len);
|
|
4558 else
|
|
4559 #endif
|
|
4560 ++len;
|
|
4561
|
|
4562 /*
|
|
4563 * If there is trailing punctuation, remove it.
|
|
4564 * But don't remove "..", could be a directory name.
|
|
4565 */
|
|
4566 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL
|
|
4567 && ptr[len - 2] != '.')
|
|
4568 --len;
|
|
4569
|
|
4570 return find_file_name_in_path(ptr, len, options, count, rel_fname);
|
|
4571 }
|
|
4572
|
|
4573 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4574 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len));
|
|
4575
|
|
4576 static char_u *
|
|
4577 eval_includeexpr(ptr, len)
|
|
4578 char_u *ptr;
|
|
4579 int len;
|
|
4580 {
|
|
4581 char_u *res;
|
|
4582
|
|
4583 set_vim_var_string(VV_FNAME, ptr, len);
|
|
4584 res = eval_to_string_safe(curbuf->b_p_inex, NULL);
|
|
4585 set_vim_var_string(VV_FNAME, NULL, 0);
|
|
4586 return res;
|
|
4587 }
|
|
4588 #endif
|
|
4589
|
|
4590 /*
|
|
4591 * Return the name of the file ptr[len] in 'path'.
|
|
4592 * Otherwise like file_name_at_cursor().
|
|
4593 */
|
|
4594 char_u *
|
|
4595 find_file_name_in_path(ptr, len, options, count, rel_fname)
|
|
4596 char_u *ptr;
|
|
4597 int len;
|
|
4598 int options;
|
|
4599 long count;
|
|
4600 char_u *rel_fname; /* file we are searching relative to */
|
|
4601 {
|
|
4602 char_u *file_name;
|
|
4603 int c;
|
|
4604 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4605 char_u *tofree = NULL;
|
|
4606
|
|
4607 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
4608 {
|
|
4609 tofree = eval_includeexpr(ptr, len);
|
|
4610 if (tofree != NULL)
|
|
4611 {
|
|
4612 ptr = tofree;
|
|
4613 len = (int)STRLEN(ptr);
|
|
4614 }
|
|
4615 }
|
|
4616 # endif
|
|
4617
|
|
4618 if (options & FNAME_EXP)
|
|
4619 {
|
|
4620 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
4621 TRUE, rel_fname);
|
|
4622
|
|
4623 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4624 /*
|
|
4625 * If the file could not be found in a normal way, try applying
|
|
4626 * 'includeexpr' (unless done already).
|
|
4627 */
|
|
4628 if (file_name == NULL
|
|
4629 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
4630 {
|
|
4631 tofree = eval_includeexpr(ptr, len);
|
|
4632 if (tofree != NULL)
|
|
4633 {
|
|
4634 ptr = tofree;
|
|
4635 len = (int)STRLEN(ptr);
|
|
4636 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
4637 TRUE, rel_fname);
|
|
4638 }
|
|
4639 }
|
|
4640 # endif
|
|
4641 if (file_name == NULL && (options & FNAME_MESS))
|
|
4642 {
|
|
4643 c = ptr[len];
|
|
4644 ptr[len] = NUL;
|
|
4645 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr);
|
|
4646 ptr[len] = c;
|
|
4647 }
|
|
4648
|
|
4649 /* Repeat finding the file "count" times. This matters when it
|
|
4650 * appears several times in the path. */
|
|
4651 while (file_name != NULL && --count > 0)
|
|
4652 {
|
|
4653 vim_free(file_name);
|
|
4654 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname);
|
|
4655 }
|
|
4656 }
|
|
4657 else
|
|
4658 file_name = vim_strnsave(ptr, len);
|
|
4659
|
|
4660 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4661 vim_free(tofree);
|
|
4662 # endif
|
|
4663
|
|
4664 return file_name;
|
|
4665 }
|
|
4666 #endif /* FEAT_SEARCHPATH */
|
|
4667
|
|
4668 /*
|
|
4669 * Check if the "://" of a URL is at the pointer, return URL_SLASH.
|
|
4670 * Also check for ":\\", which MS Internet Explorer accepts, return
|
|
4671 * URL_BACKSLASH.
|
|
4672 */
|
|
4673 static int
|
|
4674 path_is_url(p)
|
|
4675 char_u *p;
|
|
4676 {
|
|
4677 if (STRNCMP(p, "://", (size_t)3) == 0)
|
|
4678 return URL_SLASH;
|
|
4679 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0)
|
|
4680 return URL_BACKSLASH;
|
|
4681 return 0;
|
|
4682 }
|
|
4683
|
|
4684 /*
|
|
4685 * Check if "fname" starts with "name://". Return URL_SLASH if it does.
|
|
4686 * Return URL_BACKSLASH for "name:\\".
|
|
4687 * Return zero otherwise.
|
|
4688 */
|
|
4689 int
|
|
4690 path_with_url(fname)
|
|
4691 char_u *fname;
|
|
4692 {
|
|
4693 char_u *p;
|
|
4694
|
|
4695 for (p = fname; isalpha(*p); ++p)
|
|
4696 ;
|
|
4697 return path_is_url(p);
|
|
4698 }
|
|
4699
|
|
4700 /*
|
|
4701 * Return TRUE if "name" is a full (absolute) path name or URL.
|
|
4702 */
|
|
4703 int
|
|
4704 vim_isAbsName(name)
|
|
4705 char_u *name;
|
|
4706 {
|
|
4707 return (path_with_url(name) != 0 || mch_isFullName(name));
|
|
4708 }
|
|
4709
|
|
4710 /*
|
|
4711 * Get absolute file name into buffer 'buf' of length 'len' bytes.
|
|
4712 *
|
|
4713 * return FAIL for failure, OK otherwise
|
|
4714 */
|
|
4715 int
|
|
4716 vim_FullName(fname, buf, len, force)
|
|
4717 char_u *fname, *buf;
|
|
4718 int len;
|
|
4719 int force;
|
|
4720 {
|
|
4721 int retval = OK;
|
|
4722 int url;
|
|
4723
|
|
4724 *buf = NUL;
|
|
4725 if (fname == NULL)
|
|
4726 return FAIL;
|
|
4727
|
|
4728 url = path_with_url(fname);
|
|
4729 if (!url)
|
|
4730 retval = mch_FullName(fname, buf, len, force);
|
|
4731 if (url || retval == FAIL)
|
|
4732 {
|
|
4733 /* something failed; use the file name (truncate when too long) */
|
|
4734 STRNCPY(buf, fname, len);
|
|
4735 buf[len - 1] = NUL;
|
|
4736 }
|
|
4737 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN)
|
|
4738 slash_adjust(buf);
|
|
4739 #endif
|
|
4740 return retval;
|
|
4741 }
|
|
4742
|
|
4743 /*
|
|
4744 * Return the minimal number of rows that is needed on the screen to display
|
|
4745 * the current number of windows.
|
|
4746 */
|
|
4747 int
|
|
4748 min_rows()
|
|
4749 {
|
|
4750 int total;
|
|
4751
|
|
4752 if (firstwin == NULL) /* not initialized yet */
|
|
4753 return MIN_LINES;
|
|
4754
|
|
4755 total = 1; /* count the room for the command line */
|
|
4756 #ifdef FEAT_WINDOWS
|
|
4757 total += frame_minheight(topframe, NULL);
|
|
4758 #else
|
|
4759 total += 1; /* at least one window should have a line! */
|
|
4760 #endif
|
|
4761 return total;
|
|
4762 }
|
|
4763
|
|
4764 /*
|
|
4765 * Return TRUE if there is only one window, not counting a help or preview
|
|
4766 * window, unless it is the current window.
|
|
4767 */
|
|
4768 int
|
|
4769 only_one_window()
|
|
4770 {
|
|
4771 #ifdef FEAT_WINDOWS
|
|
4772 int count = 0;
|
|
4773 win_T *wp;
|
|
4774
|
|
4775 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
144
|
4776 if (!((wp->w_buffer->b_help && !curbuf->b_help)
|
7
|
4777 # ifdef FEAT_QUICKFIX
|
|
4778 || wp->w_p_pvw
|
|
4779 # endif
|
|
4780 ) || wp == curwin)
|
|
4781 ++count;
|
|
4782 return (count <= 1);
|
|
4783 #else
|
|
4784 return TRUE;
|
|
4785 #endif
|
|
4786 }
|
|
4787
|
|
4788 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
4789 /*
|
|
4790 * Correct the cursor line number in other windows. Used after changing the
|
|
4791 * current buffer, and before applying autocommands.
|
|
4792 * When "do_curwin" is TRUE, also check current window.
|
|
4793 */
|
|
4794 void
|
|
4795 check_lnums(do_curwin)
|
|
4796 int do_curwin;
|
|
4797 {
|
|
4798 win_T *wp;
|
|
4799
|
|
4800 #ifdef FEAT_WINDOWS
|
|
4801 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
4802 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf)
|
|
4803 #else
|
|
4804 wp = curwin;
|
|
4805 if (do_curwin)
|
|
4806 #endif
|
|
4807 {
|
|
4808 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count)
|
|
4809 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count;
|
|
4810 if (wp->w_topline > curbuf->b_ml.ml_line_count)
|
|
4811 wp->w_topline = curbuf->b_ml.ml_line_count;
|
|
4812 }
|
|
4813 }
|
|
4814 #endif
|
|
4815
|
|
4816 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4817
|
|
4818 /*
|
|
4819 * A snapshot of the window sizes, to restore them after closing the help
|
|
4820 * window.
|
|
4821 * Only these fields are used:
|
|
4822 * fr_layout
|
|
4823 * fr_width
|
|
4824 * fr_height
|
|
4825 * fr_next
|
|
4826 * fr_child
|
|
4827 * fr_win (only valid for the old curwin, NULL otherwise)
|
|
4828 */
|
|
4829 static frame_T *snapshot = NULL;
|
|
4830
|
|
4831 /*
|
|
4832 * Create a snapshot of the current frame sizes.
|
|
4833 */
|
|
4834 static void
|
|
4835 make_snapshot()
|
|
4836 {
|
|
4837 clear_snapshot();
|
|
4838 make_snapshot_rec(topframe, &snapshot);
|
|
4839 }
|
|
4840
|
|
4841 static void
|
|
4842 make_snapshot_rec(fr, frp)
|
|
4843 frame_T *fr;
|
|
4844 frame_T **frp;
|
|
4845 {
|
|
4846 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
4847 if (*frp == NULL)
|
|
4848 return;
|
|
4849 (*frp)->fr_layout = fr->fr_layout;
|
|
4850 # ifdef FEAT_VERTSPLIT
|
|
4851 (*frp)->fr_width = fr->fr_width;
|
|
4852 # endif
|
|
4853 (*frp)->fr_height = fr->fr_height;
|
|
4854 if (fr->fr_next != NULL)
|
|
4855 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next));
|
|
4856 if (fr->fr_child != NULL)
|
|
4857 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child));
|
|
4858 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin)
|
|
4859 (*frp)->fr_win = curwin;
|
|
4860 }
|
|
4861
|
|
4862 /*
|
|
4863 * Remove any existing snapshot.
|
|
4864 */
|
|
4865 static void
|
|
4866 clear_snapshot()
|
|
4867 {
|
|
4868 clear_snapshot_rec(snapshot);
|
|
4869 snapshot = NULL;
|
|
4870 }
|
|
4871
|
|
4872 static void
|
|
4873 clear_snapshot_rec(fr)
|
|
4874 frame_T *fr;
|
|
4875 {
|
|
4876 if (fr != NULL)
|
|
4877 {
|
|
4878 clear_snapshot_rec(fr->fr_next);
|
|
4879 clear_snapshot_rec(fr->fr_child);
|
|
4880 vim_free(fr);
|
|
4881 }
|
|
4882 }
|
|
4883
|
|
4884 /*
|
|
4885 * Restore a previously created snapshot, if there is any.
|
|
4886 * This is only done if the screen size didn't change and the window layout is
|
|
4887 * still the same.
|
|
4888 */
|
|
4889 static void
|
|
4890 restore_snapshot(close_curwin)
|
|
4891 int close_curwin; /* closing current window */
|
|
4892 {
|
|
4893 win_T *wp;
|
|
4894
|
|
4895 if (snapshot != NULL
|
|
4896 # ifdef FEAT_VERTSPLIT
|
|
4897 && snapshot->fr_width == topframe->fr_width
|
|
4898 # endif
|
|
4899 && snapshot->fr_height == topframe->fr_height
|
|
4900 && check_snapshot_rec(snapshot, topframe) == OK)
|
|
4901 {
|
|
4902 wp = restore_snapshot_rec(snapshot, topframe);
|
|
4903 win_comp_pos();
|
|
4904 if (wp != NULL && close_curwin)
|
|
4905 win_goto(wp);
|
|
4906 redraw_all_later(CLEAR);
|
|
4907 }
|
|
4908 clear_snapshot();
|
|
4909 }
|
|
4910
|
|
4911 /*
|
|
4912 * Check if frames "sn" and "fr" have the same layout, same following frames
|
|
4913 * and same children.
|
|
4914 */
|
|
4915 static int
|
|
4916 check_snapshot_rec(sn, fr)
|
|
4917 frame_T *sn;
|
|
4918 frame_T *fr;
|
|
4919 {
|
|
4920 if (sn->fr_layout != fr->fr_layout
|
|
4921 || (sn->fr_next == NULL) != (fr->fr_next == NULL)
|
|
4922 || (sn->fr_child == NULL) != (fr->fr_child == NULL)
|
|
4923 || (sn->fr_next != NULL
|
|
4924 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL)
|
|
4925 || (sn->fr_child != NULL
|
|
4926 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL))
|
|
4927 return FAIL;
|
|
4928 return OK;
|
|
4929 }
|
|
4930
|
|
4931 /*
|
|
4932 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all
|
|
4933 * following frames and children.
|
|
4934 * Returns a pointer to the old current window, or NULL.
|
|
4935 */
|
|
4936 static win_T *
|
|
4937 restore_snapshot_rec(sn, fr)
|
|
4938 frame_T *sn;
|
|
4939 frame_T *fr;
|
|
4940 {
|
|
4941 win_T *wp = NULL;
|
|
4942 win_T *wp2;
|
|
4943
|
|
4944 fr->fr_height = sn->fr_height;
|
|
4945 # ifdef FEAT_VERTSPLIT
|
|
4946 fr->fr_width = sn->fr_width;
|
|
4947 # endif
|
|
4948 if (fr->fr_layout == FR_LEAF)
|
|
4949 {
|
|
4950 frame_new_height(fr, fr->fr_height, FALSE, FALSE);
|
|
4951 # ifdef FEAT_VERTSPLIT
|
|
4952 frame_new_width(fr, fr->fr_width, FALSE);
|
|
4953 # endif
|
|
4954 wp = sn->fr_win;
|
|
4955 }
|
|
4956 if (sn->fr_next != NULL)
|
|
4957 {
|
|
4958 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next);
|
|
4959 if (wp2 != NULL)
|
|
4960 wp = wp2;
|
|
4961 }
|
|
4962 if (sn->fr_child != NULL)
|
|
4963 {
|
|
4964 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child);
|
|
4965 if (wp2 != NULL)
|
|
4966 wp = wp2;
|
|
4967 }
|
|
4968 return wp;
|
|
4969 }
|
|
4970
|
|
4971 #endif
|
|
4972
|
|
4973 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO)
|
|
4974 /*
|
|
4975 * Return TRUE if there is any vertically split window.
|
|
4976 */
|
|
4977 int
|
|
4978 win_hasvertsplit()
|
|
4979 {
|
|
4980 frame_T *fr;
|
|
4981
|
|
4982 if (topframe->fr_layout == FR_ROW)
|
|
4983 return TRUE;
|
|
4984
|
|
4985 if (topframe->fr_layout == FR_COL)
|
|
4986 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next)
|
|
4987 if (fr->fr_layout == FR_ROW)
|
|
4988 return TRUE;
|
|
4989
|
|
4990 return FALSE;
|
|
4991 }
|
|
4992 #endif
|