7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read a list of people who contributed.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 #include "vim.h"
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11
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12 #ifdef HAVE_FCNTL_H
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13 # include <fcntl.h> /* for chdir() */
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14 #endif
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15
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16 static int path_is_url __ARGS((char_u *p));
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17 #if defined(FEAT_WINDOWS) || defined(PROTO)
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18 static int win_split_ins __ARGS((int size, int flags, win_T *newwin, int dir));
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19 static int win_comp_pos __ARGS((void));
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20 static void frame_comp_pos __ARGS((frame_T *topfrp, int *row, int *col));
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21 static void frame_setheight __ARGS((frame_T *curfrp, int height));
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22 #ifdef FEAT_VERTSPLIT
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23 static void frame_setwidth __ARGS((frame_T *curfrp, int width));
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24 #endif
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25 static void win_exchange __ARGS((long));
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26 static void win_rotate __ARGS((int, int));
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27 static void win_totop __ARGS((int size, int flags));
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28 static void win_equal_rec __ARGS((win_T *next_curwin, int current, frame_T *topfr, int dir, int col, int row, int width, int height));
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355
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29 static win_T *win_free_mem __ARGS((win_T *win, int *dirp));
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7
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30 static win_T *winframe_remove __ARGS((win_T *win, int *dirp));
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31 static frame_T *win_altframe __ARGS((win_T *win));
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32 static win_T *frame2win __ARGS((frame_T *frp));
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33 static int frame_has_win __ARGS((frame_T *frp, win_T *wp));
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34 static void frame_new_height __ARGS((frame_T *topfrp, int height, int topfirst, int wfh));
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35 static int frame_fixed_height __ARGS((frame_T *frp));
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36 #ifdef FEAT_VERTSPLIT
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37 static void frame_add_statusline __ARGS((frame_T *frp));
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38 static void frame_new_width __ARGS((frame_T *topfrp, int width, int leftfirst));
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39 static void frame_add_vsep __ARGS((frame_T *frp));
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40 static int frame_minwidth __ARGS((frame_T *topfrp, win_T *next_curwin));
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41 static void frame_fix_width __ARGS((win_T *wp));
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42 #endif
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43 static void frame_fix_height __ARGS((win_T *wp));
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44 static int frame_minheight __ARGS((frame_T *topfrp, win_T *next_curwin));
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45 static void win_enter_ext __ARGS((win_T *wp, int undo_sync, int no_curwin));
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46 static void win_free __ARGS((win_T *wp));
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47 static void win_append __ARGS((win_T *, win_T *));
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48 static void win_remove __ARGS((win_T *));
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49 static void frame_append __ARGS((frame_T *after, frame_T *frp));
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50 static void frame_insert __ARGS((frame_T *before, frame_T *frp));
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51 static void frame_remove __ARGS((frame_T *frp));
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52 #ifdef FEAT_VERTSPLIT
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53 static void win_new_width __ARGS((win_T *wp, int width));
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54 static void win_goto_ver __ARGS((int up, long count));
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55 static void win_goto_hor __ARGS((int left, long count));
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56 #endif
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57 static void frame_add_height __ARGS((frame_T *frp, int n));
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58 static void last_status_rec __ARGS((frame_T *fr, int statusline));
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59
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60 static void make_snapshot __ARGS((void));
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61 static void make_snapshot_rec __ARGS((frame_T *fr, frame_T **frp));
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62 static void clear_snapshot __ARGS((void));
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63 static void clear_snapshot_rec __ARGS((frame_T *fr));
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64 static void restore_snapshot __ARGS((int close_curwin));
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65 static int check_snapshot_rec __ARGS((frame_T *sn, frame_T *fr));
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66 static win_T *restore_snapshot_rec __ARGS((frame_T *sn, frame_T *fr));
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67
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68 #endif /* FEAT_WINDOWS */
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69 static win_T *win_alloc __ARGS((win_T *after));
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70 static void win_new_height __ARGS((win_T *, int));
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71
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72 #define URL_SLASH 1 /* path_is_url() has found "://" */
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73 #define URL_BACKSLASH 2 /* path_is_url() has found ":\\" */
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74
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75 #define NOWIN (win_T *)-1 /* non-exisiting window */
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76
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170
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77 #ifdef FEAT_WINDOWS
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78 static long p_ch_used = 1L; /* value of 'cmdheight' when frame
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79 size was set */
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80 #endif
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81
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7
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82 #if defined(FEAT_WINDOWS) || defined(PROTO)
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83 /*
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84 * all CTRL-W window commands are handled here, called from normal_cmd().
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85 */
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86 void
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87 do_window(nchar, Prenum, xchar)
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88 int nchar;
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89 long Prenum;
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90 int xchar; /* extra char from ":wincmd gx" or NUL */
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91 {
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92 long Prenum1;
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93 win_T *wp;
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94 #if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID)
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95 char_u *ptr;
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96 #endif
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97 #ifdef FEAT_FIND_ID
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98 int type = FIND_DEFINE;
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99 int len;
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100 #endif
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101 char_u cbuf[40];
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102
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103 if (Prenum == 0)
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104 Prenum1 = 1;
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105 else
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106 Prenum1 = Prenum;
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107
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108 #ifdef FEAT_CMDWIN
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109 # define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; }
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110 #else
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111 # define CHECK_CMDWIN
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112 #endif
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113
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114 switch (nchar)
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115 {
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116 /* split current window in two parts, horizontally */
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117 case 'S':
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118 case Ctrl_S:
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119 case 's':
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120 CHECK_CMDWIN
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121 #ifdef FEAT_VISUAL
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122 reset_VIsual_and_resel(); /* stop Visual mode */
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123 #endif
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124 #ifdef FEAT_GUI
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125 need_mouse_correct = TRUE;
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126 #endif
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127 win_split((int)Prenum, 0);
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128 break;
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129
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130 #ifdef FEAT_VERTSPLIT
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131 /* split current window in two parts, vertically */
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132 case Ctrl_V:
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133 case 'v':
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134 CHECK_CMDWIN
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135 #ifdef FEAT_VISUAL
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136 reset_VIsual_and_resel(); /* stop Visual mode */
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137 #endif
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138 #ifdef FEAT_GUI
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139 need_mouse_correct = TRUE;
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140 #endif
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141 win_split((int)Prenum, WSP_VERT);
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142 break;
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143 #endif
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144
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145 /* split current window and edit alternate file */
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146 case Ctrl_HAT:
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147 case '^':
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148 CHECK_CMDWIN
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149 #ifdef FEAT_VISUAL
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150 reset_VIsual_and_resel(); /* stop Visual mode */
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151 #endif
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152 STRCPY(cbuf, "split #");
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153 if (Prenum)
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154 sprintf((char *)cbuf + 7, "%ld", Prenum);
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155 do_cmdline_cmd(cbuf);
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156 break;
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157
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158 /* open new window */
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159 case Ctrl_N:
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160 case 'n':
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161 CHECK_CMDWIN
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162 #ifdef FEAT_VISUAL
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163 reset_VIsual_and_resel(); /* stop Visual mode */
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164 #endif
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165 if (Prenum)
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166 sprintf((char *)cbuf, "%ld", Prenum); /* window height */
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167 else
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168 cbuf[0] = NUL;
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169 STRCAT(cbuf, "new");
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170 do_cmdline_cmd(cbuf);
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171 break;
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172
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173 /* quit current window */
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174 case Ctrl_Q:
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175 case 'q':
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176 #ifdef FEAT_VISUAL
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177 reset_VIsual_and_resel(); /* stop Visual mode */
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178 #endif
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179 do_cmdline_cmd((char_u *)"quit");
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180 break;
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181
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182 /* close current window */
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183 case Ctrl_C:
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184 case 'c':
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185 #ifdef FEAT_VISUAL
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186 reset_VIsual_and_resel(); /* stop Visual mode */
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187 #endif
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188 do_cmdline_cmd((char_u *)"close");
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189 break;
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190
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191 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
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192 /* close preview window */
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193 case Ctrl_Z:
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194 case 'z':
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195 CHECK_CMDWIN
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196 #ifdef FEAT_VISUAL
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197 reset_VIsual_and_resel(); /* stop Visual mode */
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198 #endif
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199 do_cmdline_cmd((char_u *)"pclose");
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200 break;
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201
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202 /* cursor to preview window */
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203 case 'P':
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204 for (wp = firstwin; wp != NULL; wp = wp->w_next)
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205 if (wp->w_p_pvw)
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206 break;
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207 if (wp == NULL)
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208 EMSG(_("E441: There is no preview window"));
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209 else
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210 win_goto(wp);
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211 break;
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212 #endif
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213
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214 /* close all but current window */
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215 case Ctrl_O:
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216 case 'o':
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217 CHECK_CMDWIN
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218 #ifdef FEAT_VISUAL
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219 reset_VIsual_and_resel(); /* stop Visual mode */
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220 #endif
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221 do_cmdline_cmd((char_u *)"only");
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222 break;
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223
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224 /* cursor to next window with wrap around */
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225 case Ctrl_W:
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226 case 'w':
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227 /* cursor to previous window with wrap around */
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228 case 'W':
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229 CHECK_CMDWIN
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230 if (lastwin == firstwin && Prenum != 1) /* just one window */
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231 beep_flush();
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232 else
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233 {
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234 if (Prenum) /* go to specified window */
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235 {
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236 for (wp = firstwin; --Prenum > 0; )
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237 {
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238 if (wp->w_next == NULL)
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239 break;
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240 else
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241 wp = wp->w_next;
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242 }
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243 }
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244 else
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245 {
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246 if (nchar == 'W') /* go to previous window */
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247 {
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248 wp = curwin->w_prev;
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249 if (wp == NULL)
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250 wp = lastwin; /* wrap around */
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251 }
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252 else /* go to next window */
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253 {
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254 wp = curwin->w_next;
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255 if (wp == NULL)
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256 wp = firstwin; /* wrap around */
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257 }
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258 }
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259 win_goto(wp);
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260 }
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261 break;
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262
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263 /* cursor to window below */
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264 case 'j':
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265 case K_DOWN:
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266 case Ctrl_J:
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267 CHECK_CMDWIN
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268 #ifdef FEAT_VERTSPLIT
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269 win_goto_ver(FALSE, Prenum1);
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270 #else
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271 for (wp = curwin; wp->w_next != NULL && Prenum1-- > 0;
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272 wp = wp->w_next)
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273 ;
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274 win_goto(wp);
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275 #endif
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276 break;
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277
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278 /* cursor to window above */
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279 case 'k':
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280 case K_UP:
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281 case Ctrl_K:
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282 CHECK_CMDWIN
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283 #ifdef FEAT_VERTSPLIT
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284 win_goto_ver(TRUE, Prenum1);
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285 #else
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286 for (wp = curwin; wp->w_prev != NULL && Prenum1-- > 0;
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287 wp = wp->w_prev)
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288 ;
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289 win_goto(wp);
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290 #endif
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291 break;
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292
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293 #ifdef FEAT_VERTSPLIT
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294 /* cursor to left window */
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295 case 'h':
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296 case K_LEFT:
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297 case Ctrl_H:
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298 case K_BS:
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299 CHECK_CMDWIN
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300 win_goto_hor(TRUE, Prenum1);
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301 break;
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302
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303 /* cursor to right window */
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304 case 'l':
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305 case K_RIGHT:
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306 case Ctrl_L:
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307 CHECK_CMDWIN
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308 win_goto_hor(FALSE, Prenum1);
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309 break;
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310 #endif
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311
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312 /* cursor to top-left window */
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313 case 't':
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314 case Ctrl_T:
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315 win_goto(firstwin);
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316 break;
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317
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318 /* cursor to bottom-right window */
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319 case 'b':
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320 case Ctrl_B:
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321 win_goto(lastwin);
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322 break;
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323
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324 /* cursor to last accessed (previous) window */
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325 case 'p':
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326 case Ctrl_P:
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327 if (prevwin == NULL)
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328 beep_flush();
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329 else
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330 win_goto(prevwin);
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331 break;
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332
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333 /* exchange current and next window */
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334 case 'x':
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335 case Ctrl_X:
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336 CHECK_CMDWIN
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337 win_exchange(Prenum);
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338 break;
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339
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340 /* rotate windows downwards */
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341 case Ctrl_R:
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342 case 'r':
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343 CHECK_CMDWIN
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344 #ifdef FEAT_VISUAL
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345 reset_VIsual_and_resel(); /* stop Visual mode */
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346 #endif
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347 win_rotate(FALSE, (int)Prenum1); /* downwards */
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348 break;
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349
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350 /* rotate windows upwards */
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351 case 'R':
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352 CHECK_CMDWIN
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353 #ifdef FEAT_VISUAL
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354 reset_VIsual_and_resel(); /* stop Visual mode */
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355 #endif
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356 win_rotate(TRUE, (int)Prenum1); /* upwards */
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357 break;
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358
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359 /* move window to the very top/bottom/left/right */
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360 case 'K':
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361 case 'J':
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362 #ifdef FEAT_VERTSPLIT
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363 case 'H':
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364 case 'L':
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365 #endif
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366 CHECK_CMDWIN
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367 win_totop((int)Prenum,
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368 ((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0)
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369 | ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT));
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370 break;
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371
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372 /* make all windows the same height */
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373 case '=':
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374 #ifdef FEAT_GUI
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375 need_mouse_correct = TRUE;
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376 #endif
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377 win_equal(NULL, FALSE, 'b');
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378 break;
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379
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380 /* increase current window height */
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381 case '+':
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382 #ifdef FEAT_GUI
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383 need_mouse_correct = TRUE;
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384 #endif
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385 win_setheight(curwin->w_height + (int)Prenum1);
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386 break;
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387
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388 /* decrease current window height */
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389 case '-':
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390 #ifdef FEAT_GUI
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391 need_mouse_correct = TRUE;
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392 #endif
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393 win_setheight(curwin->w_height - (int)Prenum1);
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394 break;
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395
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396 /* set current window height */
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397 case Ctrl__:
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398 case '_':
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399 #ifdef FEAT_GUI
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400 need_mouse_correct = TRUE;
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401 #endif
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402 win_setheight(Prenum ? (int)Prenum : 9999);
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403 break;
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404
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405 #ifdef FEAT_VERTSPLIT
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406 /* increase current window width */
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407 case '>':
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408 #ifdef FEAT_GUI
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409 need_mouse_correct = TRUE;
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410 #endif
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411 win_setwidth(curwin->w_width + (int)Prenum1);
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412 break;
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413
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414 /* decrease current window width */
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415 case '<':
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416 #ifdef FEAT_GUI
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417 need_mouse_correct = TRUE;
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418 #endif
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419 win_setwidth(curwin->w_width - (int)Prenum1);
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420 break;
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421
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422 /* set current window width */
|
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423 case '|':
|
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424 #ifdef FEAT_GUI
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|
425 need_mouse_correct = TRUE;
|
|
426 #endif
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427 win_setwidth(Prenum != 0 ? (int)Prenum : 9999);
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|
428 break;
|
|
429 #endif
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|
430
|
|
431 /* jump to tag and split window if tag exists (in preview window) */
|
|
432 #if defined(FEAT_QUICKFIX)
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|
433 case '}':
|
|
434 CHECK_CMDWIN
|
|
435 if (Prenum)
|
|
436 g_do_tagpreview = Prenum;
|
|
437 else
|
|
438 g_do_tagpreview = p_pvh;
|
|
439 /*FALLTHROUGH*/
|
|
440 #endif
|
|
441 case ']':
|
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442 case Ctrl_RSB:
|
|
443 CHECK_CMDWIN
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|
444 #ifdef FEAT_VISUAL
|
|
445 reset_VIsual_and_resel(); /* stop Visual mode */
|
|
446 #endif
|
|
447 if (Prenum)
|
|
448 postponed_split = Prenum;
|
|
449 else
|
|
450 postponed_split = -1;
|
|
451
|
|
452 /* Execute the command right here, required when
|
|
453 * "wincmd ]" was used in a function. */
|
|
454 do_nv_ident(Ctrl_RSB, NUL);
|
|
455 break;
|
|
456
|
|
457 #ifdef FEAT_SEARCHPATH
|
|
458 /* edit file name under cursor in a new window */
|
|
459 case 'f':
|
|
460 case Ctrl_F:
|
|
461 CHECK_CMDWIN
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344
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462
|
|
463 ptr = grab_file_name(Prenum1);
|
7
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464 if (ptr != NULL)
|
|
465 {
|
|
466 #ifdef FEAT_GUI
|
|
467 need_mouse_correct = TRUE;
|
|
468 #endif
|
|
469 setpcmark();
|
|
470 if (win_split(0, 0) == OK)
|
|
471 {
|
|
472 # ifdef FEAT_SCROLLBIND
|
|
473 curwin->w_p_scb = FALSE;
|
|
474 # endif
|
|
475 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL,
|
|
476 ECMD_HIDE);
|
|
477 }
|
|
478 vim_free(ptr);
|
|
479 }
|
|
480 break;
|
|
481 #endif
|
|
482
|
|
483 #ifdef FEAT_FIND_ID
|
|
484 /* Go to the first occurence of the identifier under cursor along path in a
|
|
485 * new window -- webb
|
|
486 */
|
|
487 case 'i': /* Go to any match */
|
|
488 case Ctrl_I:
|
|
489 type = FIND_ANY;
|
|
490 /* FALLTHROUGH */
|
|
491 case 'd': /* Go to definition, using 'define' */
|
|
492 case Ctrl_D:
|
|
493 CHECK_CMDWIN
|
|
494 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
|
|
495 break;
|
|
496 find_pattern_in_path(ptr, 0, len, TRUE,
|
|
497 Prenum == 0 ? TRUE : FALSE, type,
|
|
498 Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM);
|
|
499 curwin->w_set_curswant = TRUE;
|
|
500 break;
|
|
501 #endif
|
|
502
|
170
|
503 case K_KENTER:
|
|
504 case CAR:
|
|
505 #if defined(FEAT_QUICKFIX)
|
|
506 /*
|
|
507 * In a quickfix window a <CR> jumps to the error under the
|
|
508 * cursor in a new window.
|
|
509 */
|
|
510 if (bt_quickfix(curbuf))
|
|
511 {
|
|
512 sprintf((char *)cbuf, "split +%ldcc",
|
|
513 (long)curwin->w_cursor.lnum);
|
|
514 do_cmdline_cmd(cbuf);
|
|
515 }
|
|
516 #endif
|
|
517 break;
|
|
518
|
|
519
|
7
|
520 /* CTRL-W g extended commands */
|
|
521 case 'g':
|
|
522 case Ctrl_G:
|
|
523 CHECK_CMDWIN
|
|
524 #ifdef USE_ON_FLY_SCROLL
|
|
525 dont_scroll = TRUE; /* disallow scrolling here */
|
|
526 #endif
|
|
527 ++no_mapping;
|
|
528 ++allow_keys; /* no mapping for xchar, but allow key codes */
|
|
529 if (xchar == NUL)
|
|
530 xchar = safe_vgetc();
|
|
531 #ifdef FEAT_LANGMAP
|
|
532 LANGMAP_ADJUST(xchar, TRUE);
|
|
533 #endif
|
|
534 --no_mapping;
|
|
535 --allow_keys;
|
|
536 #ifdef FEAT_CMDL_INFO
|
|
537 (void)add_to_showcmd(xchar);
|
|
538 #endif
|
|
539 switch (xchar)
|
|
540 {
|
|
541 #if defined(FEAT_QUICKFIX)
|
|
542 case '}':
|
|
543 xchar = Ctrl_RSB;
|
|
544 if (Prenum)
|
|
545 g_do_tagpreview = Prenum;
|
|
546 else
|
|
547 g_do_tagpreview = p_pvh;
|
|
548 /*FALLTHROUGH*/
|
|
549 #endif
|
|
550 case ']':
|
|
551 case Ctrl_RSB:
|
|
552 #ifdef FEAT_VISUAL
|
|
553 reset_VIsual_and_resel(); /* stop Visual mode */
|
|
554 #endif
|
|
555 if (Prenum)
|
|
556 postponed_split = Prenum;
|
|
557 else
|
|
558 postponed_split = -1;
|
|
559
|
|
560 /* Execute the command right here, required when
|
|
561 * "wincmd g}" was used in a function. */
|
|
562 do_nv_ident('g', xchar);
|
|
563 break;
|
|
564
|
|
565 default:
|
|
566 beep_flush();
|
|
567 break;
|
|
568 }
|
|
569 break;
|
|
570
|
|
571 default: beep_flush();
|
|
572 break;
|
|
573 }
|
|
574 }
|
|
575
|
|
576 /*
|
|
577 * split the current window, implements CTRL-W s and :split
|
|
578 *
|
|
579 * "size" is the height or width for the new window, 0 to use half of current
|
|
580 * height or width.
|
|
581 *
|
|
582 * "flags":
|
|
583 * WSP_ROOM: require enough room for new window
|
|
584 * WSP_VERT: vertical split.
|
|
585 * WSP_TOP: open window at the top-left of the shell (help window).
|
|
586 * WSP_BOT: open window at the bottom-right of the shell (quickfix window).
|
|
587 * WSP_HELP: creating the help window, keep layout snapshot
|
|
588 *
|
|
589 * return FAIL for failure, OK otherwise
|
|
590 */
|
|
591 int
|
|
592 win_split(size, flags)
|
|
593 int size;
|
|
594 int flags;
|
|
595 {
|
|
596 /* Add flags from ":vertical", ":topleft" and ":botright". */
|
|
597 flags |= cmdmod.split;
|
|
598 if ((flags & WSP_TOP) && (flags & WSP_BOT))
|
|
599 {
|
|
600 EMSG(_("E442: Can't split topleft and botright at the same time"));
|
|
601 return FAIL;
|
|
602 }
|
|
603
|
|
604 /* When creating the help window make a snapshot of the window layout.
|
|
605 * Otherwise clear the snapshot, it's now invalid. */
|
|
606 if (flags & WSP_HELP)
|
|
607 make_snapshot();
|
|
608 else
|
|
609 clear_snapshot();
|
|
610
|
|
611 return win_split_ins(size, flags, NULL, 0);
|
|
612 }
|
|
613
|
|
614 /*
|
|
615 * When "newwin" is NULL: split a window in two.
|
|
616 * When "newwin" is not NULL: insert this window at the far
|
|
617 * top/left/right/bottom.
|
|
618 * return FAIL for failure, OK otherwise
|
|
619 */
|
|
620 static int
|
|
621 win_split_ins(size, flags, newwin, dir)
|
|
622 int size;
|
|
623 int flags;
|
|
624 win_T *newwin;
|
|
625 int dir;
|
|
626 {
|
|
627 win_T *wp = newwin;
|
|
628 win_T *oldwin;
|
|
629 int new_size = size;
|
|
630 int i;
|
|
631 int need_status = 0;
|
|
632 int do_equal = FALSE;
|
|
633 int needed;
|
|
634 int available;
|
|
635 int oldwin_height = 0;
|
|
636 int layout;
|
|
637 frame_T *frp, *curfrp;
|
|
638 int before;
|
|
639
|
|
640 if (flags & WSP_TOP)
|
|
641 oldwin = firstwin;
|
|
642 else if (flags & WSP_BOT)
|
|
643 oldwin = lastwin;
|
|
644 else
|
|
645 oldwin = curwin;
|
|
646
|
|
647 /* add a status line when p_ls == 1 and splitting the first window */
|
|
648 if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0)
|
|
649 {
|
|
650 if (oldwin->w_height <= p_wmh && newwin == NULL)
|
|
651 {
|
|
652 EMSG(_(e_noroom));
|
|
653 return FAIL;
|
|
654 }
|
|
655 need_status = STATUS_HEIGHT;
|
|
656 }
|
|
657
|
|
658 #ifdef FEAT_VERTSPLIT
|
|
659 if (flags & WSP_VERT)
|
|
660 {
|
|
661 layout = FR_ROW;
|
|
662 do_equal = (p_ea && new_size == 0 && *p_ead != 'v');
|
|
663
|
|
664 /*
|
|
665 * Check if we are able to split the current window and compute its
|
|
666 * width.
|
|
667 */
|
|
668 needed = p_wmw + 1;
|
|
669 if (flags & WSP_ROOM)
|
|
670 needed += p_wiw - p_wmw;
|
|
671 if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
|
|
672 {
|
|
673 available = topframe->fr_width;
|
|
674 needed += frame_minwidth(topframe, NULL);
|
|
675 }
|
|
676 else
|
|
677 available = oldwin->w_width;
|
|
678 if (available < needed && newwin == NULL)
|
|
679 {
|
|
680 EMSG(_(e_noroom));
|
|
681 return FAIL;
|
|
682 }
|
|
683 if (new_size == 0)
|
|
684 new_size = oldwin->w_width / 2;
|
|
685 if (new_size > oldwin->w_width - p_wmw - 1)
|
|
686 new_size = oldwin->w_width - p_wmw - 1;
|
|
687 if (new_size < p_wmw)
|
|
688 new_size = p_wmw;
|
|
689
|
|
690 /* if it doesn't fit in the current window, need win_equal() */
|
|
691 if (oldwin->w_width - new_size - 1 < p_wmw)
|
|
692 do_equal = TRUE;
|
|
693 }
|
|
694 else
|
|
695 #endif
|
|
696 {
|
|
697 layout = FR_COL;
|
|
698 do_equal = (p_ea && new_size == 0
|
|
699 #ifdef FEAT_VERTSPLIT
|
|
700 && *p_ead != 'h'
|
|
701 #endif
|
|
702 );
|
|
703
|
|
704 /*
|
|
705 * Check if we are able to split the current window and compute its
|
|
706 * height.
|
|
707 */
|
|
708 needed = p_wmh + STATUS_HEIGHT + need_status;
|
|
709 if (flags & WSP_ROOM)
|
|
710 needed += p_wh - p_wmh;
|
|
711 if (p_ea || (flags & (WSP_BOT | WSP_TOP)))
|
|
712 {
|
|
713 available = topframe->fr_height;
|
|
714 needed += frame_minheight(topframe, NULL);
|
|
715 }
|
|
716 else
|
|
717 {
|
|
718 available = oldwin->w_height;
|
|
719 needed += p_wmh;
|
|
720 }
|
|
721 if (available < needed && newwin == NULL)
|
|
722 {
|
|
723 EMSG(_(e_noroom));
|
|
724 return FAIL;
|
|
725 }
|
|
726 oldwin_height = oldwin->w_height;
|
|
727 if (need_status)
|
|
728 {
|
|
729 oldwin->w_status_height = STATUS_HEIGHT;
|
|
730 oldwin_height -= STATUS_HEIGHT;
|
|
731 }
|
|
732 if (new_size == 0)
|
|
733 new_size = oldwin_height / 2;
|
|
734
|
|
735 if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT)
|
|
736 new_size = oldwin_height - p_wmh - STATUS_HEIGHT;
|
|
737 if (new_size < p_wmh)
|
|
738 new_size = p_wmh;
|
|
739
|
|
740 /* if it doesn't fit in the current window, need win_equal() */
|
|
741 if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh)
|
|
742 do_equal = TRUE;
|
|
743
|
|
744 /* We don't like to take lines for the new window from a
|
|
745 * 'winfixheight' window. Take them from a window above or below
|
|
746 * instead, if possible. */
|
|
747 if (oldwin->w_p_wfh)
|
|
748 {
|
|
749 win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT,
|
|
750 oldwin);
|
|
751 oldwin_height = oldwin->w_height;
|
|
752 if (need_status)
|
|
753 oldwin_height -= STATUS_HEIGHT;
|
|
754 }
|
|
755 }
|
|
756
|
|
757 /*
|
|
758 * allocate new window structure and link it in the window list
|
|
759 */
|
|
760 if ((flags & WSP_TOP) == 0
|
|
761 && ((flags & WSP_BOT)
|
|
762 || (flags & WSP_BELOW)
|
|
763 || (!(flags & WSP_ABOVE)
|
|
764 && (
|
|
765 #ifdef FEAT_VERTSPLIT
|
|
766 (flags & WSP_VERT) ? p_spr :
|
|
767 #endif
|
|
768 p_sb))))
|
|
769 {
|
|
770 /* new window below/right of current one */
|
|
771 if (newwin == NULL)
|
|
772 wp = win_alloc(oldwin);
|
|
773 else
|
|
774 win_append(oldwin, wp);
|
|
775 }
|
|
776 else
|
|
777 {
|
|
778 if (newwin == NULL)
|
|
779 wp = win_alloc(oldwin->w_prev);
|
|
780 else
|
|
781 win_append(oldwin->w_prev, wp);
|
|
782 }
|
|
783
|
|
784 if (newwin == NULL)
|
|
785 {
|
|
786 if (wp == NULL)
|
|
787 return FAIL;
|
|
788
|
|
789 /*
|
|
790 * make the contents of the new window the same as the current one
|
|
791 */
|
|
792 wp->w_buffer = curbuf;
|
|
793 curbuf->b_nwindows++;
|
|
794 wp->w_cursor = curwin->w_cursor;
|
|
795 wp->w_valid = 0;
|
|
796 wp->w_curswant = curwin->w_curswant;
|
|
797 wp->w_set_curswant = curwin->w_set_curswant;
|
|
798 wp->w_topline = curwin->w_topline;
|
|
799 #ifdef FEAT_DIFF
|
|
800 wp->w_topfill = curwin->w_topfill;
|
|
801 #endif
|
|
802 wp->w_leftcol = curwin->w_leftcol;
|
|
803 wp->w_pcmark = curwin->w_pcmark;
|
|
804 wp->w_prev_pcmark = curwin->w_prev_pcmark;
|
|
805 wp->w_alt_fnum = curwin->w_alt_fnum;
|
|
806 wp->w_fraction = curwin->w_fraction;
|
|
807 wp->w_prev_fraction_row = curwin->w_prev_fraction_row;
|
|
808 #ifdef FEAT_JUMPLIST
|
|
809 copy_jumplist(curwin, wp);
|
|
810 #endif
|
|
811 if (curwin->w_localdir != NULL)
|
|
812 wp->w_localdir = vim_strsave(curwin->w_localdir);
|
|
813
|
|
814 /* Use the same argument list. */
|
|
815 wp->w_alist = curwin->w_alist;
|
|
816 ++wp->w_alist->al_refcount;
|
|
817 wp->w_arg_idx = curwin->w_arg_idx;
|
|
818
|
|
819 /*
|
|
820 * copy tagstack and options from existing window
|
|
821 */
|
|
822 for (i = 0; i < curwin->w_tagstacklen; i++)
|
|
823 {
|
|
824 wp->w_tagstack[i] = curwin->w_tagstack[i];
|
|
825 if (wp->w_tagstack[i].tagname != NULL)
|
|
826 wp->w_tagstack[i].tagname =
|
|
827 vim_strsave(wp->w_tagstack[i].tagname);
|
|
828 }
|
|
829 wp->w_tagstackidx = curwin->w_tagstackidx;
|
|
830 wp->w_tagstacklen = curwin->w_tagstacklen;
|
|
831 win_copy_options(curwin, wp);
|
|
832 #ifdef FEAT_FOLDING
|
|
833 copyFoldingState(curwin, wp);
|
|
834 #endif
|
|
835 }
|
|
836
|
|
837 /*
|
|
838 * Reorganise the tree of frames to insert the new window.
|
|
839 */
|
|
840 if (flags & (WSP_TOP | WSP_BOT))
|
|
841 {
|
|
842 #ifdef FEAT_VERTSPLIT
|
|
843 if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0)
|
|
844 || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0))
|
|
845 #else
|
|
846 if (topframe->fr_layout == FR_COL)
|
|
847 #endif
|
|
848 {
|
|
849 curfrp = topframe->fr_child;
|
|
850 if (flags & WSP_BOT)
|
|
851 while (curfrp->fr_next != NULL)
|
|
852 curfrp = curfrp->fr_next;
|
|
853 }
|
|
854 else
|
|
855 curfrp = topframe;
|
|
856 before = (flags & WSP_TOP);
|
|
857 }
|
|
858 else
|
|
859 {
|
|
860 curfrp = oldwin->w_frame;
|
|
861 if (flags & WSP_BELOW)
|
|
862 before = FALSE;
|
|
863 else if (flags & WSP_ABOVE)
|
|
864 before = TRUE;
|
|
865 else
|
|
866 #ifdef FEAT_VERTSPLIT
|
|
867 if (flags & WSP_VERT)
|
|
868 before = !p_spr;
|
|
869 else
|
|
870 #endif
|
|
871 before = !p_sb;
|
|
872 }
|
|
873 if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout)
|
|
874 {
|
|
875 /* Need to create a new frame in the tree to make a branch. */
|
|
876 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
877 *frp = *curfrp;
|
|
878 curfrp->fr_layout = layout;
|
|
879 frp->fr_parent = curfrp;
|
|
880 frp->fr_next = NULL;
|
|
881 frp->fr_prev = NULL;
|
|
882 curfrp->fr_child = frp;
|
|
883 curfrp->fr_win = NULL;
|
|
884 curfrp = frp;
|
|
885 if (frp->fr_win != NULL)
|
|
886 oldwin->w_frame = frp;
|
|
887 else
|
|
888 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
889 frp->fr_parent = curfrp;
|
|
890 }
|
|
891
|
|
892 if (newwin == NULL)
|
|
893 {
|
|
894 /* Create a frame for the new window. */
|
|
895 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
896 frp->fr_layout = FR_LEAF;
|
|
897 frp->fr_win = wp;
|
|
898 wp->w_frame = frp;
|
|
899 }
|
|
900 else
|
|
901 frp = newwin->w_frame;
|
|
902 frp->fr_parent = curfrp->fr_parent;
|
|
903
|
|
904 /* Insert the new frame at the right place in the frame list. */
|
|
905 if (before)
|
|
906 frame_insert(curfrp, frp);
|
|
907 else
|
|
908 frame_append(curfrp, frp);
|
|
909
|
|
910 #ifdef FEAT_VERTSPLIT
|
|
911 if (flags & WSP_VERT)
|
|
912 {
|
|
913 wp->w_p_scr = curwin->w_p_scr;
|
|
914 if (need_status)
|
|
915 {
|
|
916 --oldwin->w_height;
|
|
917 oldwin->w_status_height = need_status;
|
|
918 }
|
|
919 if (flags & (WSP_TOP | WSP_BOT))
|
|
920 {
|
|
921 /* set height and row of new window to full height */
|
|
922 wp->w_winrow = 0;
|
|
923 wp->w_height = curfrp->fr_height - (p_ls > 0);
|
|
924 wp->w_status_height = (p_ls > 0);
|
|
925 }
|
|
926 else
|
|
927 {
|
|
928 /* height and row of new window is same as current window */
|
|
929 wp->w_winrow = oldwin->w_winrow;
|
|
930 wp->w_height = oldwin->w_height;
|
|
931 wp->w_status_height = oldwin->w_status_height;
|
|
932 }
|
|
933 frp->fr_height = curfrp->fr_height;
|
|
934
|
|
935 /* "new_size" of the current window goes to the new window, use
|
|
936 * one column for the vertical separator */
|
|
937 wp->w_width = new_size;
|
|
938 if (before)
|
|
939 wp->w_vsep_width = 1;
|
|
940 else
|
|
941 {
|
|
942 wp->w_vsep_width = oldwin->w_vsep_width;
|
|
943 oldwin->w_vsep_width = 1;
|
|
944 }
|
|
945 if (flags & (WSP_TOP | WSP_BOT))
|
|
946 {
|
|
947 if (flags & WSP_BOT)
|
|
948 frame_add_vsep(curfrp);
|
|
949 /* Set width of neighbor frame */
|
|
950 frame_new_width(curfrp, curfrp->fr_width
|
|
951 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP);
|
|
952 }
|
|
953 else
|
|
954 oldwin->w_width -= new_size + 1;
|
|
955 if (before) /* new window left of current one */
|
|
956 {
|
|
957 wp->w_wincol = oldwin->w_wincol;
|
|
958 oldwin->w_wincol += new_size + 1;
|
|
959 }
|
|
960 else /* new window right of current one */
|
|
961 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1;
|
|
962 frame_fix_width(oldwin);
|
|
963 frame_fix_width(wp);
|
|
964 }
|
|
965 else
|
|
966 #endif
|
|
967 {
|
|
968 /* width and column of new window is same as current window */
|
|
969 #ifdef FEAT_VERTSPLIT
|
|
970 if (flags & (WSP_TOP | WSP_BOT))
|
|
971 {
|
|
972 wp->w_wincol = 0;
|
|
973 wp->w_width = Columns;
|
|
974 wp->w_vsep_width = 0;
|
|
975 }
|
|
976 else
|
|
977 {
|
|
978 wp->w_wincol = oldwin->w_wincol;
|
|
979 wp->w_width = oldwin->w_width;
|
|
980 wp->w_vsep_width = oldwin->w_vsep_width;
|
|
981 }
|
|
982 frp->fr_width = curfrp->fr_width;
|
|
983 #endif
|
|
984
|
|
985 /* "new_size" of the current window goes to the new window, use
|
|
986 * one row for the status line */
|
|
987 win_new_height(wp, new_size);
|
|
988 if (flags & (WSP_TOP | WSP_BOT))
|
|
989 frame_new_height(curfrp, curfrp->fr_height
|
|
990 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE);
|
|
991 else
|
|
992 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT));
|
|
993 if (before) /* new window above current one */
|
|
994 {
|
|
995 wp->w_winrow = oldwin->w_winrow;
|
|
996 wp->w_status_height = STATUS_HEIGHT;
|
|
997 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT;
|
|
998 }
|
|
999 else /* new window below current one */
|
|
1000 {
|
|
1001 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT;
|
|
1002 wp->w_status_height = oldwin->w_status_height;
|
|
1003 oldwin->w_status_height = STATUS_HEIGHT;
|
|
1004 }
|
|
1005 #ifdef FEAT_VERTSPLIT
|
|
1006 if (flags & WSP_BOT)
|
|
1007 frame_add_statusline(curfrp);
|
|
1008 #endif
|
|
1009 frame_fix_height(wp);
|
|
1010 frame_fix_height(oldwin);
|
|
1011 }
|
|
1012
|
|
1013 if (flags & (WSP_TOP | WSP_BOT))
|
|
1014 (void)win_comp_pos();
|
|
1015
|
|
1016 /*
|
|
1017 * Both windows need redrawing
|
|
1018 */
|
|
1019 redraw_win_later(wp, NOT_VALID);
|
|
1020 wp->w_redr_status = TRUE;
|
|
1021 redraw_win_later(oldwin, NOT_VALID);
|
|
1022 oldwin->w_redr_status = TRUE;
|
|
1023
|
|
1024 if (need_status)
|
|
1025 {
|
|
1026 msg_row = Rows - 1;
|
|
1027 msg_col = sc_col;
|
|
1028 msg_clr_eos_force(); /* Old command/ruler may still be there */
|
|
1029 comp_col();
|
|
1030 msg_row = Rows - 1;
|
|
1031 msg_col = 0; /* put position back at start of line */
|
|
1032 }
|
|
1033
|
|
1034 /*
|
|
1035 * make the new window the current window and redraw
|
|
1036 */
|
|
1037 if (do_equal || dir != 0)
|
|
1038 win_equal(wp, TRUE,
|
|
1039 #ifdef FEAT_VERTSPLIT
|
|
1040 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h')
|
|
1041 : dir == 'h' ? 'b' :
|
|
1042 #endif
|
|
1043 'v');
|
|
1044
|
|
1045 /* Don't change the window height/width to 'winheight' / 'winwidth' if a
|
|
1046 * size was given. */
|
|
1047 #ifdef FEAT_VERTSPLIT
|
|
1048 if (flags & WSP_VERT)
|
|
1049 {
|
|
1050 i = p_wiw;
|
|
1051 if (size != 0)
|
|
1052 p_wiw = size;
|
|
1053
|
|
1054 # ifdef FEAT_GUI
|
|
1055 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */
|
|
1056 if (gui.in_use)
|
|
1057 gui_init_which_components(NULL);
|
|
1058 # endif
|
|
1059 }
|
|
1060 else
|
|
1061 #endif
|
|
1062 {
|
|
1063 i = p_wh;
|
|
1064 if (size != 0)
|
|
1065 p_wh = size;
|
|
1066 }
|
|
1067 win_enter(wp, FALSE);
|
|
1068 #ifdef FEAT_VERTSPLIT
|
|
1069 if (flags & WSP_VERT)
|
|
1070 p_wiw = i;
|
|
1071 else
|
|
1072 #endif
|
|
1073 p_wh = i;
|
|
1074
|
|
1075 return OK;
|
|
1076 }
|
|
1077
|
|
1078 #endif /* FEAT_WINDOWS */
|
|
1079
|
|
1080 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
1081 /*
|
|
1082 * Check if "win" is a pointer to an existing window.
|
|
1083 */
|
|
1084 int
|
|
1085 win_valid(win)
|
|
1086 win_T *win;
|
|
1087 {
|
|
1088 win_T *wp;
|
|
1089
|
|
1090 if (win == NULL)
|
|
1091 return FALSE;
|
|
1092 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
1093 if (wp == win)
|
|
1094 return TRUE;
|
|
1095 return FALSE;
|
|
1096 }
|
|
1097
|
|
1098 /*
|
|
1099 * Return the number of windows.
|
|
1100 */
|
|
1101 int
|
|
1102 win_count()
|
|
1103 {
|
|
1104 win_T *wp;
|
|
1105 int count = 0;
|
|
1106
|
|
1107 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
1108 ++count;
|
|
1109 return count;
|
|
1110 }
|
|
1111
|
|
1112 /*
|
|
1113 * Make "count" windows on the screen.
|
|
1114 * Return actual number of windows on the screen.
|
|
1115 * Must be called when there is just one window, filling the whole screen
|
|
1116 * (excluding the command line).
|
|
1117 */
|
|
1118 /*ARGSUSED*/
|
|
1119 int
|
|
1120 make_windows(count, vertical)
|
|
1121 int count;
|
|
1122 int vertical; /* split windows vertically if TRUE */
|
|
1123 {
|
|
1124 int maxcount;
|
|
1125 int todo;
|
|
1126
|
|
1127 #ifdef FEAT_VERTSPLIT
|
|
1128 if (vertical)
|
|
1129 {
|
|
1130 /* Each windows needs at least 'winminwidth' lines and a separator
|
|
1131 * column. */
|
|
1132 maxcount = (curwin->w_width + curwin->w_vsep_width
|
|
1133 - (p_wiw - p_wmw)) / (p_wmw + 1);
|
|
1134 }
|
|
1135 else
|
|
1136 #endif
|
|
1137 {
|
|
1138 /* Each window needs at least 'winminheight' lines and a status line. */
|
|
1139 maxcount = (curwin->w_height + curwin->w_status_height
|
|
1140 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT);
|
|
1141 }
|
|
1142
|
|
1143 if (maxcount < 2)
|
|
1144 maxcount = 2;
|
|
1145 if (count > maxcount)
|
|
1146 count = maxcount;
|
|
1147
|
|
1148 /*
|
|
1149 * add status line now, otherwise first window will be too big
|
|
1150 */
|
|
1151 if (count > 1)
|
|
1152 last_status(TRUE);
|
|
1153
|
|
1154 #ifdef FEAT_AUTOCMD
|
|
1155 /*
|
|
1156 * Don't execute autocommands while creating the windows. Must do that
|
|
1157 * when putting the buffers in the windows.
|
|
1158 */
|
|
1159 ++autocmd_block;
|
|
1160 #endif
|
|
1161
|
|
1162 /* todo is number of windows left to create */
|
|
1163 for (todo = count - 1; todo > 0; --todo)
|
|
1164 #ifdef FEAT_VERTSPLIT
|
|
1165 if (vertical)
|
|
1166 {
|
|
1167 if (win_split(curwin->w_width - (curwin->w_width - todo)
|
|
1168 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL)
|
|
1169 break;
|
|
1170 }
|
|
1171 else
|
|
1172 #endif
|
|
1173 {
|
|
1174 if (win_split(curwin->w_height - (curwin->w_height - todo
|
|
1175 * STATUS_HEIGHT) / (todo + 1)
|
|
1176 - STATUS_HEIGHT, WSP_ABOVE) == FAIL)
|
|
1177 break;
|
|
1178 }
|
|
1179
|
|
1180 #ifdef FEAT_AUTOCMD
|
|
1181 --autocmd_block;
|
|
1182 #endif
|
|
1183
|
|
1184 /* return actual number of windows */
|
|
1185 return (count - todo);
|
|
1186 }
|
|
1187
|
|
1188 /*
|
|
1189 * Exchange current and next window
|
|
1190 */
|
|
1191 static void
|
|
1192 win_exchange(Prenum)
|
|
1193 long Prenum;
|
|
1194 {
|
|
1195 frame_T *frp;
|
|
1196 frame_T *frp2;
|
|
1197 win_T *wp;
|
|
1198 win_T *wp2;
|
|
1199 int temp;
|
|
1200
|
|
1201 if (lastwin == firstwin) /* just one window */
|
|
1202 {
|
|
1203 beep_flush();
|
|
1204 return;
|
|
1205 }
|
|
1206
|
|
1207 #ifdef FEAT_GUI
|
|
1208 need_mouse_correct = TRUE;
|
|
1209 #endif
|
|
1210
|
|
1211 /*
|
|
1212 * find window to exchange with
|
|
1213 */
|
|
1214 if (Prenum)
|
|
1215 {
|
|
1216 frp = curwin->w_frame->fr_parent->fr_child;
|
|
1217 while (frp != NULL && --Prenum > 0)
|
|
1218 frp = frp->fr_next;
|
|
1219 }
|
|
1220 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */
|
|
1221 frp = curwin->w_frame->fr_next;
|
|
1222 else /* Swap last window in row/col with previous */
|
|
1223 frp = curwin->w_frame->fr_prev;
|
|
1224
|
|
1225 /* We can only exchange a window with another window, not with a frame
|
|
1226 * containing windows. */
|
|
1227 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin)
|
|
1228 return;
|
|
1229 wp = frp->fr_win;
|
|
1230
|
|
1231 /*
|
|
1232 * 1. remove curwin from the list. Remember after which window it was in wp2
|
|
1233 * 2. insert curwin before wp in the list
|
|
1234 * if wp != wp2
|
|
1235 * 3. remove wp from the list
|
|
1236 * 4. insert wp after wp2
|
|
1237 * 5. exchange the status line height and vsep width.
|
|
1238 */
|
|
1239 wp2 = curwin->w_prev;
|
|
1240 frp2 = curwin->w_frame->fr_prev;
|
|
1241 if (wp->w_prev != curwin)
|
|
1242 {
|
|
1243 win_remove(curwin);
|
|
1244 frame_remove(curwin->w_frame);
|
|
1245 win_append(wp->w_prev, curwin);
|
|
1246 frame_insert(frp, curwin->w_frame);
|
|
1247 }
|
|
1248 if (wp != wp2)
|
|
1249 {
|
|
1250 win_remove(wp);
|
|
1251 frame_remove(wp->w_frame);
|
|
1252 win_append(wp2, wp);
|
|
1253 if (frp2 == NULL)
|
|
1254 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame);
|
|
1255 else
|
|
1256 frame_append(frp2, wp->w_frame);
|
|
1257 }
|
|
1258 temp = curwin->w_status_height;
|
|
1259 curwin->w_status_height = wp->w_status_height;
|
|
1260 wp->w_status_height = temp;
|
|
1261 #ifdef FEAT_VERTSPLIT
|
|
1262 temp = curwin->w_vsep_width;
|
|
1263 curwin->w_vsep_width = wp->w_vsep_width;
|
|
1264 wp->w_vsep_width = temp;
|
|
1265
|
|
1266 /* If the windows are not in the same frame, exchange the sizes to avoid
|
|
1267 * messing up the window layout. Otherwise fix the frame sizes. */
|
|
1268 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent)
|
|
1269 {
|
|
1270 temp = curwin->w_height;
|
|
1271 curwin->w_height = wp->w_height;
|
|
1272 wp->w_height = temp;
|
|
1273 temp = curwin->w_width;
|
|
1274 curwin->w_width = wp->w_width;
|
|
1275 wp->w_width = temp;
|
|
1276 }
|
|
1277 else
|
|
1278 {
|
|
1279 frame_fix_height(curwin);
|
|
1280 frame_fix_height(wp);
|
|
1281 frame_fix_width(curwin);
|
|
1282 frame_fix_width(wp);
|
|
1283 }
|
|
1284 #endif
|
|
1285
|
|
1286 (void)win_comp_pos(); /* recompute window positions */
|
|
1287
|
|
1288 win_enter(wp, TRUE);
|
|
1289 redraw_later(CLEAR);
|
|
1290 }
|
|
1291
|
|
1292 /*
|
|
1293 * rotate windows: if upwards TRUE the second window becomes the first one
|
|
1294 * if upwards FALSE the first window becomes the second one
|
|
1295 */
|
|
1296 static void
|
|
1297 win_rotate(upwards, count)
|
|
1298 int upwards;
|
|
1299 int count;
|
|
1300 {
|
|
1301 win_T *wp1;
|
|
1302 win_T *wp2;
|
|
1303 frame_T *frp;
|
|
1304 int n;
|
|
1305
|
|
1306 if (firstwin == lastwin) /* nothing to do */
|
|
1307 {
|
|
1308 beep_flush();
|
|
1309 return;
|
|
1310 }
|
|
1311
|
|
1312 #ifdef FEAT_GUI
|
|
1313 need_mouse_correct = TRUE;
|
|
1314 #endif
|
|
1315
|
|
1316 #ifdef FEAT_VERTSPLIT
|
|
1317 /* Check if all frames in this row/col have one window. */
|
|
1318 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL;
|
|
1319 frp = frp->fr_next)
|
|
1320 if (frp->fr_win == NULL)
|
|
1321 {
|
|
1322 EMSG(_("E443: Cannot rotate when another window is split"));
|
|
1323 return;
|
|
1324 }
|
|
1325 #endif
|
|
1326
|
|
1327 while (count--)
|
|
1328 {
|
|
1329 if (upwards) /* first window becomes last window */
|
|
1330 {
|
|
1331 /* remove first window/frame from the list */
|
|
1332 frp = curwin->w_frame->fr_parent->fr_child;
|
|
1333 wp1 = frp->fr_win;
|
|
1334 win_remove(wp1);
|
|
1335 frame_remove(frp);
|
|
1336
|
|
1337 /* find last frame and append removed window/frame after it */
|
|
1338 for ( ; frp->fr_next != NULL; frp = frp->fr_next)
|
|
1339 ;
|
|
1340 win_append(frp->fr_win, wp1);
|
|
1341 frame_append(frp, wp1->w_frame);
|
|
1342
|
|
1343 wp2 = frp->fr_win; /* previously last window */
|
|
1344 }
|
|
1345 else /* last window becomes first window */
|
|
1346 {
|
|
1347 /* find last window/frame in the list and remove it */
|
|
1348 for (frp = curwin->w_frame; frp->fr_next != NULL;
|
|
1349 frp = frp->fr_next)
|
|
1350 ;
|
|
1351 wp1 = frp->fr_win;
|
|
1352 wp2 = wp1->w_prev; /* will become last window */
|
|
1353 win_remove(wp1);
|
|
1354 frame_remove(frp);
|
|
1355
|
|
1356 /* append the removed window/frame before the first in the list */
|
|
1357 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1);
|
|
1358 frame_insert(frp->fr_parent->fr_child, frp);
|
|
1359 }
|
|
1360
|
|
1361 /* exchange status height and vsep width of old and new last window */
|
|
1362 n = wp2->w_status_height;
|
|
1363 wp2->w_status_height = wp1->w_status_height;
|
|
1364 wp1->w_status_height = n;
|
|
1365 frame_fix_height(wp1);
|
|
1366 frame_fix_height(wp2);
|
|
1367 #ifdef FEAT_VERTSPLIT
|
|
1368 n = wp2->w_vsep_width;
|
|
1369 wp2->w_vsep_width = wp1->w_vsep_width;
|
|
1370 wp1->w_vsep_width = n;
|
|
1371 frame_fix_width(wp1);
|
|
1372 frame_fix_width(wp2);
|
|
1373 #endif
|
|
1374
|
|
1375 /* recompute w_winrow and w_wincol for all windows */
|
|
1376 (void)win_comp_pos();
|
|
1377 }
|
|
1378
|
|
1379 redraw_later(CLEAR);
|
|
1380 }
|
|
1381
|
|
1382 /*
|
|
1383 * Move the current window to the very top/bottom/left/right of the screen.
|
|
1384 */
|
|
1385 static void
|
|
1386 win_totop(size, flags)
|
|
1387 int size;
|
|
1388 int flags;
|
|
1389 {
|
|
1390 int dir;
|
|
1391 int height = curwin->w_height;
|
|
1392
|
|
1393 if (lastwin == firstwin)
|
|
1394 {
|
|
1395 beep_flush();
|
|
1396 return;
|
|
1397 }
|
|
1398
|
|
1399 /* Remove the window and frame from the tree of frames. */
|
|
1400 (void)winframe_remove(curwin, &dir);
|
|
1401 win_remove(curwin);
|
|
1402 last_status(FALSE); /* may need to remove last status line */
|
|
1403 (void)win_comp_pos(); /* recompute window positions */
|
|
1404
|
|
1405 /* Split a window on the desired side and put the window there. */
|
|
1406 (void)win_split_ins(size, flags, curwin, dir);
|
|
1407 if (!(flags & WSP_VERT))
|
|
1408 {
|
|
1409 win_setheight(height);
|
|
1410 if (p_ea)
|
|
1411 win_equal(curwin, TRUE, 'v');
|
|
1412 }
|
|
1413
|
|
1414 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)
|
|
1415 /* When 'guioptions' includes 'L' or 'R' may have to remove or add
|
|
1416 * scrollbars. Have to update them anyway. */
|
|
1417 if (gui.in_use)
|
|
1418 {
|
|
1419 out_flush();
|
|
1420 gui_init_which_components(NULL);
|
|
1421 gui_update_scrollbars(TRUE);
|
|
1422 }
|
|
1423 need_mouse_correct = TRUE;
|
|
1424 #endif
|
|
1425
|
|
1426 }
|
|
1427
|
|
1428 /*
|
|
1429 * Move window "win1" to below/right of "win2" and make "win1" the current
|
|
1430 * window. Only works within the same frame!
|
|
1431 */
|
|
1432 void
|
|
1433 win_move_after(win1, win2)
|
|
1434 win_T *win1, *win2;
|
|
1435 {
|
|
1436 int height;
|
|
1437
|
|
1438 /* check if the arguments are reasonable */
|
|
1439 if (win1 == win2)
|
|
1440 return;
|
|
1441
|
|
1442 /* check if there is something to do */
|
|
1443 if (win2->w_next != win1)
|
|
1444 {
|
|
1445 /* may need move the status line/vertical separator of the last window
|
|
1446 * */
|
|
1447 if (win1 == lastwin)
|
|
1448 {
|
|
1449 height = win1->w_prev->w_status_height;
|
|
1450 win1->w_prev->w_status_height = win1->w_status_height;
|
|
1451 win1->w_status_height = height;
|
|
1452 #ifdef FEAT_VERTSPLIT
|
|
1453 win1->w_prev->w_vsep_width = 0;
|
|
1454 win1->w_vsep_width = 1;
|
|
1455 #endif
|
|
1456 }
|
|
1457 else if (win2 == lastwin)
|
|
1458 {
|
|
1459 height = win1->w_status_height;
|
|
1460 win1->w_status_height = win2->w_status_height;
|
|
1461 win2->w_status_height = height;
|
|
1462 #ifdef FEAT_VERTSPLIT
|
|
1463 win2->w_vsep_width = 1;
|
|
1464 win1->w_vsep_width = 0;
|
|
1465 #endif
|
|
1466 }
|
|
1467 win_remove(win1);
|
|
1468 frame_remove(win1->w_frame);
|
|
1469 win_append(win2, win1);
|
|
1470 frame_append(win2->w_frame, win1->w_frame);
|
|
1471
|
|
1472 (void)win_comp_pos(); /* recompute w_winrow for all windows */
|
|
1473 redraw_later(NOT_VALID);
|
|
1474 }
|
|
1475 win_enter(win1, FALSE);
|
|
1476 }
|
|
1477
|
|
1478 /*
|
|
1479 * Make all windows the same height.
|
|
1480 * 'next_curwin' will soon be the current window, make sure it has enough
|
|
1481 * rows.
|
|
1482 */
|
|
1483 void
|
|
1484 win_equal(next_curwin, current, dir)
|
|
1485 win_T *next_curwin; /* pointer to current window to be or NULL */
|
|
1486 int current; /* do only frame with current window */
|
|
1487 int dir; /* 'v' for vertically, 'h' for horizontally,
|
|
1488 'b' for both, 0 for using p_ead */
|
|
1489 {
|
|
1490 if (dir == 0)
|
|
1491 #ifdef FEAT_VERTSPLIT
|
|
1492 dir = *p_ead;
|
|
1493 #else
|
|
1494 dir = 'b';
|
|
1495 #endif
|
|
1496 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current,
|
|
1497 topframe, dir, 0, 0, (int)Columns, topframe->fr_height);
|
|
1498 }
|
|
1499
|
|
1500 /*
|
|
1501 * Set a frame to a new position and height, spreading the available room
|
|
1502 * equally over contained frames.
|
|
1503 * The window "next_curwin" (if not NULL) should at least get the size from
|
|
1504 * 'winheight' and 'winwidth' if possible.
|
|
1505 */
|
|
1506 static void
|
|
1507 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height)
|
|
1508 win_T *next_curwin; /* pointer to current window to be or NULL */
|
|
1509 int current; /* do only frame with current window */
|
|
1510 frame_T *topfr; /* frame to set size off */
|
|
1511 int dir; /* 'v', 'h' or 'b', see win_equal() */
|
|
1512 int col; /* horizontal position for frame */
|
|
1513 int row; /* vertical position for frame */
|
|
1514 int width; /* new width of frame */
|
|
1515 int height; /* new height of frame */
|
|
1516 {
|
|
1517 int n, m;
|
|
1518 int extra_sep = 0;
|
|
1519 int wincount, totwincount = 0;
|
|
1520 frame_T *fr;
|
|
1521 int next_curwin_size = 0;
|
|
1522 int room = 0;
|
|
1523 int new_size;
|
|
1524 int has_next_curwin = 0;
|
|
1525 int hnc;
|
|
1526
|
|
1527 if (topfr->fr_layout == FR_LEAF)
|
|
1528 {
|
|
1529 /* Set the width/height of this frame.
|
|
1530 * Redraw when size or position changes */
|
|
1531 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row
|
|
1532 #ifdef FEAT_VERTSPLIT
|
|
1533 || topfr->fr_width != width || topfr->fr_win->w_wincol != col
|
|
1534 #endif
|
|
1535 )
|
|
1536 {
|
|
1537 topfr->fr_win->w_winrow = row;
|
|
1538 frame_new_height(topfr, height, FALSE, FALSE);
|
|
1539 #ifdef FEAT_VERTSPLIT
|
|
1540 topfr->fr_win->w_wincol = col;
|
|
1541 frame_new_width(topfr, width, FALSE);
|
|
1542 #endif
|
|
1543 redraw_all_later(CLEAR);
|
|
1544 }
|
|
1545 }
|
|
1546 #ifdef FEAT_VERTSPLIT
|
|
1547 else if (topfr->fr_layout == FR_ROW)
|
|
1548 {
|
|
1549 topfr->fr_width = width;
|
|
1550 topfr->fr_height = height;
|
|
1551
|
|
1552 if (dir != 'v') /* equalize frame widths */
|
|
1553 {
|
|
1554 /* Compute the maximum number of windows horizontally in this
|
|
1555 * frame. */
|
|
1556 n = frame_minwidth(topfr, NOWIN);
|
|
1557 /* add one for the rightmost window, it doesn't have a separator */
|
|
1558 if (col + width == Columns)
|
|
1559 extra_sep = 1;
|
|
1560 else
|
|
1561 extra_sep = 0;
|
|
1562 totwincount = (n + extra_sep) / (p_wmw + 1);
|
|
1563
|
|
1564 /* Compute room available for windows other than "next_curwin" */
|
|
1565 m = frame_minwidth(topfr, next_curwin);
|
|
1566 room = width - m;
|
|
1567 if (room < 0)
|
|
1568 {
|
|
1569 next_curwin_size = p_wiw + room;
|
|
1570 room = 0;
|
|
1571 }
|
|
1572 else if (n == m) /* doesn't contain curwin */
|
|
1573 next_curwin_size = 0;
|
|
1574 else
|
|
1575 {
|
|
1576 next_curwin_size = (room + p_wiw + (totwincount - 1) * p_wmw
|
|
1577 + (totwincount - 1)) / totwincount;
|
|
1578 if (next_curwin_size > p_wiw)
|
|
1579 room -= next_curwin_size - p_wiw;
|
|
1580 else
|
|
1581 next_curwin_size = p_wiw;
|
|
1582 }
|
|
1583 if (n != m)
|
|
1584 --totwincount; /* don't count curwin */
|
|
1585 }
|
|
1586
|
|
1587 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1588 {
|
|
1589 n = m = 0;
|
|
1590 wincount = 1;
|
|
1591 if (fr->fr_next == NULL)
|
|
1592 /* last frame gets all that remains (avoid roundoff error) */
|
|
1593 new_size = width;
|
|
1594 else if (dir == 'v')
|
|
1595 new_size = fr->fr_width;
|
|
1596 else
|
|
1597 {
|
|
1598 /* Compute the maximum number of windows horiz. in "fr". */
|
|
1599 n = frame_minwidth(fr, NOWIN);
|
|
1600 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
|
|
1601 / (p_wmw + 1);
|
|
1602 m = frame_minwidth(fr, next_curwin);
|
|
1603 if (n != m) /* don't count next_curwin */
|
|
1604 --wincount;
|
|
1605 new_size = (wincount * room + ((unsigned)totwincount >> 1))
|
|
1606 / totwincount;
|
|
1607 if (n != m) /* add next_curwin size */
|
|
1608 {
|
|
1609 next_curwin_size -= p_wiw - (m - n);
|
|
1610 new_size += next_curwin_size;
|
|
1611 }
|
|
1612 }
|
|
1613
|
|
1614 /* Skip frame that is full height when splitting or closing a
|
|
1615 * window, unless equalizing all frames. */
|
|
1616 if (!current || dir != 'v' || topfr->fr_parent != NULL
|
|
1617 || (new_size != fr->fr_width)
|
|
1618 || frame_has_win(fr, next_curwin))
|
|
1619 win_equal_rec(next_curwin, current, fr, dir, col, row,
|
|
1620 new_size + n, height);
|
|
1621 col += new_size + n;
|
|
1622 width -= new_size + n;
|
|
1623 if (n != m) /* contains curwin */
|
|
1624 room -= new_size - next_curwin_size;
|
|
1625 else
|
|
1626 room -= new_size;
|
|
1627 totwincount -= wincount;
|
|
1628 }
|
|
1629 }
|
|
1630 #endif
|
|
1631 else /* topfr->fr_layout == FR_COL */
|
|
1632 {
|
|
1633 #ifdef FEAT_VERTSPLIT
|
|
1634 topfr->fr_width = width;
|
|
1635 #endif
|
|
1636 topfr->fr_height = height;
|
|
1637
|
|
1638 if (dir != 'h') /* equalize frame heights */
|
|
1639 {
|
|
1640 /* Compute maximum number of windows vertically in this frame. */
|
|
1641 n = frame_minheight(topfr, NOWIN);
|
|
1642 /* add one for the bottom window if it doesn't have a statusline */
|
|
1643 if (row + height == cmdline_row && p_ls == 0)
|
|
1644 extra_sep = 1;
|
|
1645 else
|
|
1646 extra_sep = 0;
|
|
1647 totwincount = (n + extra_sep) / (p_wmh + 1);
|
|
1648 has_next_curwin = frame_has_win(topfr, next_curwin);
|
|
1649
|
|
1650 /*
|
|
1651 * Compute height for "next_curwin" window and room available for
|
|
1652 * other windows.
|
|
1653 * "m" is the minimal height when counting p_wh for "next_curwin".
|
|
1654 */
|
|
1655 m = frame_minheight(topfr, next_curwin);
|
|
1656 room = height - m;
|
|
1657 if (room < 0)
|
|
1658 {
|
|
1659 /* The room is less then 'winheight', use all space for the
|
|
1660 * current window. */
|
|
1661 next_curwin_size = p_wh + room;
|
|
1662 room = 0;
|
|
1663 }
|
|
1664 else
|
|
1665 {
|
|
1666 next_curwin_size = -1;
|
|
1667 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1668 {
|
|
1669 /* If 'winfixheight' set keep the window height if
|
|
1670 * possible.
|
|
1671 * Watch out for this window being the next_curwin. */
|
|
1672 if (frame_fixed_height(fr))
|
|
1673 {
|
|
1674 n = frame_minheight(fr, NOWIN);
|
|
1675 new_size = fr->fr_height;
|
|
1676 if (frame_has_win(fr, next_curwin))
|
|
1677 {
|
|
1678 room += p_wh - p_wmh;
|
|
1679 next_curwin_size = 0;
|
|
1680 if (new_size < p_wh)
|
|
1681 new_size = p_wh;
|
|
1682 }
|
|
1683 else
|
|
1684 /* These windows don't use up room. */
|
|
1685 totwincount -= (n + (fr->fr_next == NULL
|
|
1686 ? extra_sep : 0)) / (p_wmh + 1);
|
|
1687 room -= new_size - n;
|
|
1688 if (room < 0)
|
|
1689 {
|
|
1690 new_size += room;
|
|
1691 room = 0;
|
|
1692 }
|
|
1693 fr->fr_newheight = new_size;
|
|
1694 }
|
|
1695 }
|
|
1696 if (next_curwin_size == -1)
|
|
1697 {
|
|
1698 if (!has_next_curwin)
|
|
1699 next_curwin_size = 0;
|
|
1700 else if (totwincount > 1
|
|
1701 && (room + (totwincount - 2))
|
|
1702 / (totwincount - 1) > p_wh)
|
|
1703 {
|
|
1704 next_curwin_size = (room + p_wh + totwincount * p_wmh
|
|
1705 + (totwincount - 1)) / totwincount;
|
|
1706 room -= next_curwin_size - p_wh;
|
|
1707 }
|
|
1708 else
|
|
1709 next_curwin_size = p_wh;
|
|
1710 }
|
|
1711 }
|
|
1712
|
|
1713 if (has_next_curwin)
|
|
1714 --totwincount; /* don't count curwin */
|
|
1715 }
|
|
1716
|
|
1717 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
|
|
1718 {
|
|
1719 n = m = 0;
|
|
1720 wincount = 1;
|
|
1721 if (fr->fr_next == NULL)
|
|
1722 /* last frame gets all that remains (avoid roundoff error) */
|
|
1723 new_size = height;
|
|
1724 else if (dir == 'h')
|
|
1725 new_size = fr->fr_height;
|
|
1726 else if (frame_fixed_height(fr))
|
|
1727 {
|
|
1728 new_size = fr->fr_newheight;
|
|
1729 wincount = 0; /* doesn't count as a sizeable window */
|
|
1730 }
|
|
1731 else
|
|
1732 {
|
|
1733 /* Compute the maximum number of windows vert. in "fr". */
|
|
1734 n = frame_minheight(fr, NOWIN);
|
|
1735 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
|
|
1736 / (p_wmh + 1);
|
|
1737 m = frame_minheight(fr, next_curwin);
|
|
1738 if (has_next_curwin)
|
|
1739 hnc = frame_has_win(fr, next_curwin);
|
|
1740 else
|
|
1741 hnc = FALSE;
|
|
1742 if (hnc) /* don't count next_curwin */
|
|
1743 --wincount;
|
|
1744 if (totwincount == 0)
|
|
1745 new_size = room;
|
|
1746 else
|
|
1747 new_size = (wincount * room + ((unsigned)totwincount >> 1))
|
|
1748 / totwincount;
|
|
1749 if (hnc) /* add next_curwin size */
|
|
1750 {
|
|
1751 next_curwin_size -= p_wh - (m - n);
|
|
1752 new_size += next_curwin_size;
|
|
1753 room -= new_size - next_curwin_size;
|
|
1754 }
|
|
1755 else
|
|
1756 room -= new_size;
|
|
1757 new_size += n;
|
|
1758 }
|
|
1759 /* Skip frame that is full width when splitting or closing a
|
|
1760 * window, unless equalizing all frames. */
|
|
1761 if (!current || dir != 'h' || topfr->fr_parent != NULL
|
|
1762 || (new_size != fr->fr_height)
|
|
1763 || frame_has_win(fr, next_curwin))
|
|
1764 win_equal_rec(next_curwin, current, fr, dir, col, row,
|
|
1765 width, new_size);
|
|
1766 row += new_size;
|
|
1767 height -= new_size;
|
|
1768 totwincount -= wincount;
|
|
1769 }
|
|
1770 }
|
|
1771 }
|
|
1772
|
|
1773 /*
|
|
1774 * close all windows for buffer 'buf'
|
|
1775 */
|
|
1776 void
|
|
1777 close_windows(buf)
|
|
1778 buf_T *buf;
|
|
1779 {
|
|
1780 win_T *win;
|
|
1781
|
|
1782 ++RedrawingDisabled;
|
|
1783 for (win = firstwin; win != NULL && lastwin != firstwin; )
|
|
1784 {
|
|
1785 if (win->w_buffer == buf)
|
|
1786 {
|
|
1787 win_close(win, FALSE);
|
|
1788 win = firstwin; /* go back to the start */
|
|
1789 }
|
|
1790 else
|
|
1791 win = win->w_next;
|
|
1792 }
|
|
1793 --RedrawingDisabled;
|
|
1794 }
|
|
1795
|
|
1796 /*
|
|
1797 * close window "win"
|
|
1798 * If "free_buf" is TRUE related buffer may be unloaded.
|
|
1799 *
|
|
1800 * called by :quit, :close, :xit, :wq and findtag()
|
|
1801 */
|
|
1802 void
|
|
1803 win_close(win, free_buf)
|
|
1804 win_T *win;
|
|
1805 int free_buf;
|
|
1806 {
|
|
1807 win_T *wp;
|
|
1808 #ifdef FEAT_AUTOCMD
|
|
1809 int other_buffer = FALSE;
|
|
1810 #endif
|
|
1811 int close_curwin = FALSE;
|
|
1812 int dir;
|
|
1813 int help_window = FALSE;
|
|
1814
|
|
1815 if (lastwin == firstwin)
|
|
1816 {
|
|
1817 EMSG(_("E444: Cannot close last window"));
|
|
1818 return;
|
|
1819 }
|
|
1820
|
|
1821 /* When closing the help window, try restoring a snapshot after closing
|
|
1822 * the window. Otherwise clear the snapshot, it's now invalid. */
|
|
1823 if (win->w_buffer->b_help)
|
|
1824 help_window = TRUE;
|
|
1825 else
|
|
1826 clear_snapshot();
|
|
1827
|
|
1828 #ifdef FEAT_AUTOCMD
|
|
1829 if (win == curwin)
|
|
1830 {
|
|
1831 /*
|
|
1832 * Guess which window is going to be the new current window.
|
|
1833 * This may change because of the autocommands (sigh).
|
|
1834 */
|
|
1835 wp = frame2win(win_altframe(win));
|
|
1836
|
|
1837 /*
|
|
1838 * Be careful: If autocommands delete the window, return now.
|
|
1839 */
|
|
1840 if (wp->w_buffer != curbuf)
|
|
1841 {
|
|
1842 other_buffer = TRUE;
|
|
1843 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
1844 if (!win_valid(win) || firstwin == lastwin)
|
|
1845 return;
|
|
1846 }
|
|
1847 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
|
1848 if (!win_valid(win) || firstwin == lastwin)
|
|
1849 return;
|
|
1850 # ifdef FEAT_EVAL
|
|
1851 /* autocmds may abort script processing */
|
|
1852 if (aborting())
|
|
1853 return;
|
|
1854 # endif
|
|
1855 }
|
|
1856 #endif
|
|
1857
|
|
1858 /*
|
|
1859 * Close the link to the buffer.
|
|
1860 */
|
|
1861 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0);
|
|
1862 /* Autocommands may have closed the window already, or closed the only
|
|
1863 * other window. */
|
|
1864 if (!win_valid(win) || firstwin == lastwin)
|
|
1865 return;
|
|
1866
|
355
|
1867 /* Free the memory used for the window. */
|
|
1868 wp = win_free_mem(win, &dir);
|
7
|
1869
|
|
1870 /* Make sure curwin isn't invalid. It can cause severe trouble when
|
|
1871 * printing an error message. For win_equal() curbuf needs to be valid
|
|
1872 * too. */
|
|
1873 if (win == curwin)
|
|
1874 {
|
|
1875 curwin = wp;
|
|
1876 #ifdef FEAT_QUICKFIX
|
|
1877 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer))
|
|
1878 {
|
|
1879 /*
|
|
1880 * The cursor goes to the preview or the quickfix window, try
|
|
1881 * finding another window to go to.
|
|
1882 */
|
|
1883 for (;;)
|
|
1884 {
|
|
1885 if (wp->w_next == NULL)
|
|
1886 wp = firstwin;
|
|
1887 else
|
|
1888 wp = wp->w_next;
|
|
1889 if (wp == curwin)
|
|
1890 break;
|
|
1891 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer))
|
|
1892 {
|
|
1893 curwin = wp;
|
|
1894 break;
|
|
1895 }
|
|
1896 }
|
|
1897 }
|
|
1898 #endif
|
|
1899 curbuf = curwin->w_buffer;
|
|
1900 close_curwin = TRUE;
|
|
1901 }
|
36
|
1902 if (p_ea
|
|
1903 #ifdef FEAT_VERTSPLIT
|
|
1904 && (*p_ead == 'b' || *p_ead == dir)
|
|
1905 #endif
|
|
1906 )
|
7
|
1907 win_equal(curwin, TRUE,
|
|
1908 #ifdef FEAT_VERTSPLIT
|
|
1909 dir
|
|
1910 #else
|
|
1911 0
|
|
1912 #endif
|
|
1913 );
|
|
1914 else
|
|
1915 win_comp_pos();
|
|
1916 if (close_curwin)
|
|
1917 {
|
|
1918 win_enter_ext(wp, FALSE, TRUE);
|
|
1919 #ifdef FEAT_AUTOCMD
|
|
1920 if (other_buffer)
|
|
1921 /* careful: after this wp and win may be invalid! */
|
|
1922 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
1923 #endif
|
|
1924 }
|
|
1925
|
|
1926 /*
|
|
1927 * if last window has a status line now and we don't want one,
|
|
1928 * remove the status line
|
|
1929 */
|
|
1930 last_status(FALSE);
|
|
1931
|
|
1932 /* After closing the help window, try restoring the window layout from
|
|
1933 * before it was opened. */
|
|
1934 if (help_window)
|
|
1935 restore_snapshot(close_curwin);
|
|
1936
|
|
1937 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)
|
|
1938 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */
|
|
1939 if (gui.in_use && !win_hasvertsplit())
|
|
1940 gui_init_which_components(NULL);
|
|
1941 #endif
|
|
1942
|
|
1943 redraw_all_later(NOT_VALID);
|
|
1944 }
|
|
1945
|
|
1946 /*
|
355
|
1947 * Free the memory used for a window.
|
|
1948 * Returns a pointer to the window that got the freed up space.
|
|
1949 */
|
|
1950 static win_T *
|
|
1951 win_free_mem(win, dirp)
|
|
1952 win_T *win;
|
|
1953 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */
|
|
1954 {
|
|
1955 frame_T *frp;
|
|
1956 win_T *wp;
|
|
1957
|
358
|
1958 #ifdef FEAT_FOLDING
|
|
1959 clearFolding(win);
|
|
1960 #endif
|
|
1961
|
355
|
1962 /* reduce the reference count to the argument list. */
|
|
1963 alist_unlink(win->w_alist);
|
|
1964
|
|
1965 /* remove the window and its frame from the tree of frames. */
|
|
1966 frp = win->w_frame;
|
|
1967 wp = winframe_remove(win, dirp);
|
|
1968 vim_free(frp);
|
|
1969 win_free(win);
|
|
1970
|
|
1971 return wp;
|
|
1972 }
|
|
1973
|
|
1974 #if defined(EXITFREE) || defined(PROTO)
|
|
1975 void
|
|
1976 win_free_all()
|
|
1977 {
|
|
1978 int dummy;
|
|
1979
|
|
1980 while (firstwin != NULL)
|
|
1981 (void)win_free_mem(firstwin, &dummy);
|
|
1982 }
|
|
1983 #endif
|
|
1984
|
|
1985 /*
|
7
|
1986 * Remove a window and its frame from the tree of frames.
|
|
1987 * Returns a pointer to the window that got the freed up space.
|
|
1988 */
|
|
1989 /*ARGSUSED*/
|
|
1990 static win_T *
|
|
1991 winframe_remove(win, dirp)
|
|
1992 win_T *win;
|
|
1993 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */
|
|
1994 {
|
|
1995 frame_T *frp, *frp2, *frp3;
|
|
1996 frame_T *frp_close = win->w_frame;
|
|
1997 win_T *wp;
|
|
1998 int old_height = 0;
|
|
1999
|
|
2000 /*
|
|
2001 * Remove the window from its frame.
|
|
2002 */
|
|
2003 frp2 = win_altframe(win);
|
355
|
2004 if (frp2 == NULL)
|
|
2005 return NULL; /* deleted the last frame */
|
|
2006
|
7
|
2007 wp = frame2win(frp2);
|
|
2008
|
|
2009 /* Remove this frame from the list of frames. */
|
|
2010 frame_remove(frp_close);
|
|
2011
|
|
2012 #ifdef FEAT_VERTSPLIT
|
|
2013 if (frp_close->fr_parent->fr_layout == FR_COL)
|
|
2014 {
|
|
2015 #endif
|
|
2016 /* When 'winfixheight' is set, remember its old size and restore
|
|
2017 * it later (it's a simplistic solution...). Don't do this if the
|
|
2018 * window will occupy the full height of the screen. */
|
|
2019 if (frp2->fr_win != NULL
|
|
2020 && (frp2->fr_next != NULL || frp2->fr_prev != NULL)
|
|
2021 && frp2->fr_win->w_p_wfh)
|
|
2022 old_height = frp2->fr_win->w_height;
|
|
2023 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height,
|
|
2024 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE);
|
|
2025 if (old_height != 0)
|
|
2026 win_setheight_win(old_height, frp2->fr_win);
|
|
2027 #ifdef FEAT_VERTSPLIT
|
|
2028 *dirp = 'v';
|
|
2029 }
|
|
2030 else
|
|
2031 {
|
|
2032 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width,
|
|
2033 frp2 == frp_close->fr_next ? TRUE : FALSE);
|
|
2034 *dirp = 'h';
|
|
2035 }
|
|
2036 #endif
|
|
2037
|
|
2038 /* If rows/columns go to a window below/right its positions need to be
|
|
2039 * updated. Can only be done after the sizes have been updated. */
|
|
2040 if (frp2 == frp_close->fr_next)
|
|
2041 {
|
|
2042 int row = win->w_winrow;
|
|
2043 int col = W_WINCOL(win);
|
|
2044
|
|
2045 frame_comp_pos(frp2, &row, &col);
|
|
2046 }
|
|
2047
|
|
2048 if (frp2->fr_next == NULL && frp2->fr_prev == NULL)
|
|
2049 {
|
|
2050 /* There is no other frame in this list, move its info to the parent
|
|
2051 * and remove it. */
|
|
2052 frp2->fr_parent->fr_layout = frp2->fr_layout;
|
|
2053 frp2->fr_parent->fr_child = frp2->fr_child;
|
|
2054 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2055 frp->fr_parent = frp2->fr_parent;
|
|
2056 frp2->fr_parent->fr_win = frp2->fr_win;
|
|
2057 if (frp2->fr_win != NULL)
|
|
2058 frp2->fr_win->w_frame = frp2->fr_parent;
|
|
2059 frp = frp2->fr_parent;
|
|
2060 vim_free(frp2);
|
|
2061
|
|
2062 frp2 = frp->fr_parent;
|
|
2063 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout)
|
|
2064 {
|
|
2065 /* The frame above the parent has the same layout, have to merge
|
|
2066 * the frames into this list. */
|
|
2067 if (frp2->fr_child == frp)
|
|
2068 frp2->fr_child = frp->fr_child;
|
|
2069 frp->fr_child->fr_prev = frp->fr_prev;
|
|
2070 if (frp->fr_prev != NULL)
|
|
2071 frp->fr_prev->fr_next = frp->fr_child;
|
|
2072 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next)
|
|
2073 {
|
|
2074 frp3->fr_parent = frp2;
|
|
2075 if (frp3->fr_next == NULL)
|
|
2076 {
|
|
2077 frp3->fr_next = frp->fr_next;
|
|
2078 if (frp->fr_next != NULL)
|
|
2079 frp->fr_next->fr_prev = frp3;
|
|
2080 break;
|
|
2081 }
|
|
2082 }
|
|
2083 vim_free(frp);
|
|
2084 }
|
|
2085 }
|
|
2086
|
|
2087 return wp;
|
|
2088 }
|
|
2089
|
|
2090 /*
|
|
2091 * Find out which frame is going to get the freed up space when "win" is
|
|
2092 * closed.
|
|
2093 * if 'splitbelow'/'splitleft' the space goes to the window above/left.
|
|
2094 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right.
|
|
2095 * This makes opening a window and closing it immediately keep the same window
|
|
2096 * layout.
|
|
2097 */
|
|
2098 static frame_T *
|
|
2099 win_altframe(win)
|
|
2100 win_T *win;
|
|
2101 {
|
|
2102 frame_T *frp;
|
|
2103 int b;
|
|
2104
|
|
2105 frp = win->w_frame;
|
|
2106 #ifdef FEAT_VERTSPLIT
|
355
|
2107 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW)
|
7
|
2108 b = p_spr;
|
|
2109 else
|
|
2110 #endif
|
|
2111 b = p_sb;
|
|
2112 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL)
|
|
2113 return frp->fr_next;
|
|
2114 return frp->fr_prev;
|
|
2115 }
|
|
2116
|
|
2117 /*
|
|
2118 * Find the left-upper window in frame "frp".
|
|
2119 */
|
|
2120 static win_T *
|
|
2121 frame2win(frp)
|
|
2122 frame_T *frp;
|
|
2123 {
|
|
2124 while (frp->fr_win == NULL)
|
|
2125 frp = frp->fr_child;
|
|
2126 return frp->fr_win;
|
|
2127 }
|
|
2128
|
|
2129 /*
|
|
2130 * Return TRUE if frame "frp" contains window "wp".
|
|
2131 */
|
|
2132 static int
|
|
2133 frame_has_win(frp, wp)
|
|
2134 frame_T *frp;
|
|
2135 win_T *wp;
|
|
2136 {
|
|
2137 frame_T *p;
|
|
2138
|
|
2139 if (frp->fr_layout == FR_LEAF)
|
|
2140 return frp->fr_win == wp;
|
|
2141
|
|
2142 for (p = frp->fr_child; p != NULL; p = p->fr_next)
|
|
2143 if (frame_has_win(p, wp))
|
|
2144 return TRUE;
|
|
2145 return FALSE;
|
|
2146 }
|
|
2147
|
|
2148 /*
|
|
2149 * Set a new height for a frame. Recursively sets the height for contained
|
|
2150 * frames and windows. Caller must take care of positions.
|
|
2151 */
|
|
2152 static void
|
|
2153 frame_new_height(topfrp, height, topfirst, wfh)
|
|
2154 frame_T *topfrp;
|
|
2155 int height;
|
|
2156 int topfirst; /* resize topmost contained frame first */
|
|
2157 int wfh; /* obey 'winfixheight' when there is a choice;
|
|
2158 may cause the height not to be set */
|
|
2159 {
|
|
2160 frame_T *frp;
|
|
2161 int extra_lines;
|
|
2162 int h;
|
|
2163
|
|
2164 if (topfrp->fr_win != NULL)
|
|
2165 {
|
|
2166 /* Simple case: just one window. */
|
|
2167 win_new_height(topfrp->fr_win,
|
|
2168 height - topfrp->fr_win->w_status_height);
|
|
2169 }
|
|
2170 #ifdef FEAT_VERTSPLIT
|
|
2171 else if (topfrp->fr_layout == FR_ROW)
|
|
2172 {
|
|
2173 do
|
|
2174 {
|
|
2175 /* All frames in this row get the same new height. */
|
|
2176 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2177 {
|
|
2178 frame_new_height(frp, height, topfirst, wfh);
|
|
2179 if (frp->fr_height > height)
|
|
2180 {
|
|
2181 /* Could not fit the windows, make the whole row higher. */
|
|
2182 height = frp->fr_height;
|
|
2183 break;
|
|
2184 }
|
|
2185 }
|
|
2186 }
|
|
2187 while (frp != NULL);
|
|
2188 }
|
|
2189 #endif
|
|
2190 else
|
|
2191 {
|
|
2192 /* Complicated case: Resize a column of frames. Resize the bottom
|
|
2193 * frame first, frames above that when needed. */
|
|
2194
|
|
2195 frp = topfrp->fr_child;
|
|
2196 if (wfh)
|
|
2197 /* Advance past frames with one window with 'wfh' set. */
|
|
2198 while (frame_fixed_height(frp))
|
|
2199 {
|
|
2200 frp = frp->fr_next;
|
|
2201 if (frp == NULL)
|
|
2202 return; /* no frame without 'wfh', give up */
|
|
2203 }
|
|
2204 if (!topfirst)
|
|
2205 {
|
|
2206 /* Find the bottom frame of this column */
|
|
2207 while (frp->fr_next != NULL)
|
|
2208 frp = frp->fr_next;
|
|
2209 if (wfh)
|
|
2210 /* Advance back for frames with one window with 'wfh' set. */
|
|
2211 while (frame_fixed_height(frp))
|
|
2212 frp = frp->fr_prev;
|
|
2213 }
|
|
2214
|
|
2215 extra_lines = height - topfrp->fr_height;
|
|
2216 if (extra_lines < 0)
|
|
2217 {
|
|
2218 /* reduce height of contained frames, bottom or top frame first */
|
|
2219 while (frp != NULL)
|
|
2220 {
|
|
2221 h = frame_minheight(frp, NULL);
|
|
2222 if (frp->fr_height + extra_lines < h)
|
|
2223 {
|
|
2224 extra_lines += frp->fr_height - h;
|
|
2225 frame_new_height(frp, h, topfirst, wfh);
|
|
2226 }
|
|
2227 else
|
|
2228 {
|
|
2229 frame_new_height(frp, frp->fr_height + extra_lines,
|
|
2230 topfirst, wfh);
|
|
2231 break;
|
|
2232 }
|
|
2233 if (topfirst)
|
|
2234 {
|
|
2235 do
|
|
2236 frp = frp->fr_next;
|
|
2237 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2238 }
|
|
2239 else
|
|
2240 {
|
|
2241 do
|
|
2242 frp = frp->fr_prev;
|
|
2243 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2244 }
|
|
2245 /* Increase "height" if we could not reduce enough frames. */
|
|
2246 if (frp == NULL)
|
|
2247 height -= extra_lines;
|
|
2248 }
|
|
2249 }
|
|
2250 else if (extra_lines > 0)
|
|
2251 {
|
|
2252 /* increase height of bottom or top frame */
|
|
2253 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh);
|
|
2254 }
|
|
2255 }
|
|
2256 topfrp->fr_height = height;
|
|
2257 }
|
|
2258
|
|
2259 /*
|
|
2260 * Return TRUE if height of frame "frp" should not be changed because of
|
|
2261 * the 'winfixheight' option.
|
|
2262 */
|
|
2263 static int
|
|
2264 frame_fixed_height(frp)
|
|
2265 frame_T *frp;
|
|
2266 {
|
|
2267 /* frame with one window: fixed height if 'winfixheight' set. */
|
|
2268 if (frp->fr_win != NULL)
|
|
2269 return frp->fr_win->w_p_wfh;
|
|
2270
|
|
2271 if (frp->fr_layout == FR_ROW)
|
|
2272 {
|
|
2273 /* The frame is fixed height if one of the frames in the row is fixed
|
|
2274 * height. */
|
|
2275 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2276 if (frame_fixed_height(frp))
|
|
2277 return TRUE;
|
|
2278 return FALSE;
|
|
2279 }
|
|
2280
|
|
2281 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the
|
|
2282 * frames in the row are fixed height. */
|
|
2283 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2284 if (!frame_fixed_height(frp))
|
|
2285 return FALSE;
|
|
2286 return TRUE;
|
|
2287 }
|
|
2288
|
|
2289 #ifdef FEAT_VERTSPLIT
|
|
2290 /*
|
|
2291 * Add a status line to windows at the bottom of "frp".
|
|
2292 * Note: Does not check if there is room!
|
|
2293 */
|
|
2294 static void
|
|
2295 frame_add_statusline(frp)
|
|
2296 frame_T *frp;
|
|
2297 {
|
|
2298 win_T *wp;
|
|
2299
|
|
2300 if (frp->fr_layout == FR_LEAF)
|
|
2301 {
|
|
2302 wp = frp->fr_win;
|
|
2303 if (wp->w_status_height == 0)
|
|
2304 {
|
|
2305 if (wp->w_height > 0) /* don't make it negative */
|
|
2306 --wp->w_height;
|
|
2307 wp->w_status_height = STATUS_HEIGHT;
|
|
2308 }
|
|
2309 }
|
|
2310 else if (frp->fr_layout == FR_ROW)
|
|
2311 {
|
|
2312 /* Handle all the frames in the row. */
|
|
2313 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2314 frame_add_statusline(frp);
|
|
2315 }
|
|
2316 else /* frp->fr_layout == FR_COL */
|
|
2317 {
|
|
2318 /* Only need to handle the last frame in the column. */
|
|
2319 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next)
|
|
2320 ;
|
|
2321 frame_add_statusline(frp);
|
|
2322 }
|
|
2323 }
|
|
2324
|
|
2325 /*
|
|
2326 * Set width of a frame. Handles recursively going through contained frames.
|
|
2327 * May remove separator line for windows at the right side (for win_close()).
|
|
2328 */
|
|
2329 static void
|
|
2330 frame_new_width(topfrp, width, leftfirst)
|
|
2331 frame_T *topfrp;
|
|
2332 int width;
|
|
2333 int leftfirst; /* resize leftmost contained frame first */
|
|
2334 {
|
|
2335 frame_T *frp;
|
|
2336 int extra_cols;
|
|
2337 int w;
|
|
2338 win_T *wp;
|
|
2339
|
|
2340 if (topfrp->fr_layout == FR_LEAF)
|
|
2341 {
|
|
2342 /* Simple case: just one window. */
|
|
2343 wp = topfrp->fr_win;
|
|
2344 /* Find out if there are any windows right of this one. */
|
|
2345 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent)
|
|
2346 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL)
|
|
2347 break;
|
|
2348 if (frp->fr_parent == NULL)
|
|
2349 wp->w_vsep_width = 0;
|
|
2350 win_new_width(wp, width - wp->w_vsep_width);
|
|
2351 }
|
|
2352 else if (topfrp->fr_layout == FR_COL)
|
|
2353 {
|
|
2354 /* All frames in this column get the same new width. */
|
|
2355 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2356 frame_new_width(frp, width, leftfirst);
|
|
2357 }
|
|
2358 else /* fr_layout == FR_ROW */
|
|
2359 {
|
|
2360 /* Complicated case: Resize a row of frames. Resize the rightmost
|
|
2361 * frame first, frames left of it when needed. */
|
|
2362
|
|
2363 /* Find the rightmost frame of this row */
|
|
2364 frp = topfrp->fr_child;
|
|
2365 if (!leftfirst)
|
|
2366 while (frp->fr_next != NULL)
|
|
2367 frp = frp->fr_next;
|
|
2368
|
|
2369 extra_cols = width - topfrp->fr_width;
|
|
2370 if (extra_cols < 0)
|
|
2371 {
|
|
2372 /* reduce frame width, rightmost frame first */
|
|
2373 while (frp != NULL)
|
|
2374 {
|
|
2375 w = frame_minwidth(frp, NULL);
|
|
2376 if (frp->fr_width + extra_cols < w)
|
|
2377 {
|
|
2378 extra_cols += frp->fr_width - w;
|
|
2379 frame_new_width(frp, w, leftfirst);
|
|
2380 }
|
|
2381 else
|
|
2382 {
|
|
2383 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2384 break;
|
|
2385 }
|
|
2386 if (leftfirst)
|
|
2387 frp = frp->fr_next;
|
|
2388 else
|
|
2389 frp = frp->fr_prev;
|
|
2390 }
|
|
2391 }
|
|
2392 else if (extra_cols > 0)
|
|
2393 {
|
|
2394 /* increase width of rightmost frame */
|
|
2395 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2396 }
|
|
2397 }
|
|
2398 topfrp->fr_width = width;
|
|
2399 }
|
|
2400
|
|
2401 /*
|
|
2402 * Add the vertical separator to windows at the right side of "frp".
|
|
2403 * Note: Does not check if there is room!
|
|
2404 */
|
|
2405 static void
|
|
2406 frame_add_vsep(frp)
|
|
2407 frame_T *frp;
|
|
2408 {
|
|
2409 win_T *wp;
|
|
2410
|
|
2411 if (frp->fr_layout == FR_LEAF)
|
|
2412 {
|
|
2413 wp = frp->fr_win;
|
|
2414 if (wp->w_vsep_width == 0)
|
|
2415 {
|
|
2416 if (wp->w_width > 0) /* don't make it negative */
|
|
2417 --wp->w_width;
|
|
2418 wp->w_vsep_width = 1;
|
|
2419 }
|
|
2420 }
|
|
2421 else if (frp->fr_layout == FR_COL)
|
|
2422 {
|
|
2423 /* Handle all the frames in the column. */
|
|
2424 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2425 frame_add_vsep(frp);
|
|
2426 }
|
|
2427 else /* frp->fr_layout == FR_ROW */
|
|
2428 {
|
|
2429 /* Only need to handle the last frame in the row. */
|
|
2430 frp = frp->fr_child;
|
|
2431 while (frp->fr_next != NULL)
|
|
2432 frp = frp->fr_next;
|
|
2433 frame_add_vsep(frp);
|
|
2434 }
|
|
2435 }
|
|
2436
|
|
2437 /*
|
|
2438 * Set frame width from the window it contains.
|
|
2439 */
|
|
2440 static void
|
|
2441 frame_fix_width(wp)
|
|
2442 win_T *wp;
|
|
2443 {
|
|
2444 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width;
|
|
2445 }
|
|
2446 #endif
|
|
2447
|
|
2448 /*
|
|
2449 * Set frame height from the window it contains.
|
|
2450 */
|
|
2451 static void
|
|
2452 frame_fix_height(wp)
|
|
2453 win_T *wp;
|
|
2454 {
|
|
2455 wp->w_frame->fr_height = wp->w_height + wp->w_status_height;
|
|
2456 }
|
|
2457
|
|
2458 /*
|
|
2459 * Compute the minimal height for frame "topfrp".
|
|
2460 * Uses the 'winminheight' option.
|
|
2461 * When "next_curwin" isn't NULL, use p_wh for this window.
|
|
2462 * When "next_curwin" is NOWIN, don't use at least one line for the current
|
|
2463 * window.
|
|
2464 */
|
|
2465 static int
|
|
2466 frame_minheight(topfrp, next_curwin)
|
|
2467 frame_T *topfrp;
|
|
2468 win_T *next_curwin;
|
|
2469 {
|
|
2470 frame_T *frp;
|
|
2471 int m;
|
|
2472 #ifdef FEAT_VERTSPLIT
|
|
2473 int n;
|
|
2474 #endif
|
|
2475
|
|
2476 if (topfrp->fr_win != NULL)
|
|
2477 {
|
|
2478 if (topfrp->fr_win == next_curwin)
|
|
2479 m = p_wh + topfrp->fr_win->w_status_height;
|
|
2480 else
|
|
2481 {
|
|
2482 /* window: minimal height of the window plus status line */
|
|
2483 m = p_wmh + topfrp->fr_win->w_status_height;
|
|
2484 /* Current window is minimal one line high */
|
|
2485 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2486 ++m;
|
|
2487 }
|
|
2488 }
|
|
2489 #ifdef FEAT_VERTSPLIT
|
|
2490 else if (topfrp->fr_layout == FR_ROW)
|
|
2491 {
|
|
2492 /* get the minimal height from each frame in this row */
|
|
2493 m = 0;
|
|
2494 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2495 {
|
|
2496 n = frame_minheight(frp, next_curwin);
|
|
2497 if (n > m)
|
|
2498 m = n;
|
|
2499 }
|
|
2500 }
|
|
2501 #endif
|
|
2502 else
|
|
2503 {
|
|
2504 /* Add up the minimal heights for all frames in this column. */
|
|
2505 m = 0;
|
|
2506 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2507 m += frame_minheight(frp, next_curwin);
|
|
2508 }
|
|
2509
|
|
2510 return m;
|
|
2511 }
|
|
2512
|
|
2513 #ifdef FEAT_VERTSPLIT
|
|
2514 /*
|
|
2515 * Compute the minimal width for frame "topfrp".
|
|
2516 * When "next_curwin" isn't NULL, use p_wiw for this window.
|
|
2517 * When "next_curwin" is NOWIN, don't use at least one column for the current
|
|
2518 * window.
|
|
2519 */
|
|
2520 static int
|
|
2521 frame_minwidth(topfrp, next_curwin)
|
|
2522 frame_T *topfrp;
|
|
2523 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */
|
|
2524 {
|
|
2525 frame_T *frp;
|
|
2526 int m, n;
|
|
2527
|
|
2528 if (topfrp->fr_win != NULL)
|
|
2529 {
|
|
2530 if (topfrp->fr_win == next_curwin)
|
|
2531 m = p_wiw + topfrp->fr_win->w_vsep_width;
|
|
2532 else
|
|
2533 {
|
|
2534 /* window: minimal width of the window plus separator column */
|
|
2535 m = p_wmw + topfrp->fr_win->w_vsep_width;
|
|
2536 /* Current window is minimal one column wide */
|
|
2537 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2538 ++m;
|
|
2539 }
|
|
2540 }
|
|
2541 else if (topfrp->fr_layout == FR_COL)
|
|
2542 {
|
|
2543 /* get the minimal width from each frame in this column */
|
|
2544 m = 0;
|
|
2545 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2546 {
|
|
2547 n = frame_minwidth(frp, next_curwin);
|
|
2548 if (n > m)
|
|
2549 m = n;
|
|
2550 }
|
|
2551 }
|
|
2552 else
|
|
2553 {
|
|
2554 /* Add up the minimal widths for all frames in this row. */
|
|
2555 m = 0;
|
|
2556 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2557 m += frame_minwidth(frp, next_curwin);
|
|
2558 }
|
|
2559
|
|
2560 return m;
|
|
2561 }
|
|
2562 #endif
|
|
2563
|
|
2564
|
|
2565 /*
|
|
2566 * Try to close all windows except current one.
|
|
2567 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is
|
|
2568 * used and the buffer was modified.
|
|
2569 *
|
|
2570 * Used by ":bdel" and ":only".
|
|
2571 */
|
|
2572 void
|
|
2573 close_others(message, forceit)
|
|
2574 int message;
|
|
2575 int forceit; /* always hide all other windows */
|
|
2576 {
|
|
2577 win_T *wp;
|
|
2578 win_T *nextwp;
|
|
2579 int r;
|
|
2580
|
|
2581 if (lastwin == firstwin)
|
|
2582 {
|
|
2583 if (message
|
|
2584 #ifdef FEAT_AUTOCMD
|
|
2585 && !autocmd_busy
|
|
2586 #endif
|
|
2587 )
|
|
2588 MSG(_("Already only one window"));
|
|
2589 return;
|
|
2590 }
|
|
2591
|
|
2592 /* Be very careful here: autocommands may change the window layout. */
|
|
2593 for (wp = firstwin; win_valid(wp); wp = nextwp)
|
|
2594 {
|
|
2595 nextwp = wp->w_next;
|
|
2596 if (wp != curwin) /* don't close current window */
|
|
2597 {
|
|
2598
|
|
2599 /* Check if it's allowed to abandon this window */
|
|
2600 r = can_abandon(wp->w_buffer, forceit);
|
|
2601 #ifdef FEAT_AUTOCMD
|
|
2602 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2603 {
|
|
2604 nextwp = firstwin;
|
|
2605 continue;
|
|
2606 }
|
|
2607 #endif
|
|
2608 if (!r)
|
|
2609 {
|
|
2610 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2611 if (message && (p_confirm || cmdmod.confirm) && p_write)
|
|
2612 {
|
|
2613 dialog_changed(wp->w_buffer, FALSE);
|
|
2614 # ifdef FEAT_AUTOCMD
|
|
2615 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2616 {
|
|
2617 nextwp = firstwin;
|
|
2618 continue;
|
|
2619 }
|
|
2620 # endif
|
|
2621 }
|
|
2622 if (bufIsChanged(wp->w_buffer))
|
|
2623 #endif
|
|
2624 continue;
|
|
2625 }
|
|
2626 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer));
|
|
2627 }
|
|
2628 }
|
|
2629
|
|
2630 /*
|
|
2631 * If current window has a status line and we don't want one,
|
|
2632 * remove the status line.
|
|
2633 */
|
|
2634 if (lastwin != firstwin)
|
|
2635 EMSG(_("E445: Other window contains changes"));
|
|
2636 }
|
|
2637
|
|
2638 #endif /* FEAT_WINDOWS */
|
|
2639
|
|
2640 /*
|
|
2641 * init the cursor in the window
|
|
2642 *
|
|
2643 * called when a new file is being edited
|
|
2644 */
|
|
2645 void
|
|
2646 win_init(wp)
|
|
2647 win_T *wp;
|
|
2648 {
|
|
2649 redraw_win_later(wp, NOT_VALID);
|
|
2650 wp->w_lines_valid = 0;
|
|
2651 wp->w_cursor.lnum = 1;
|
|
2652 wp->w_curswant = wp->w_cursor.col = 0;
|
|
2653 #ifdef FEAT_VIRTUALEDIT
|
|
2654 wp->w_cursor.coladd = 0;
|
|
2655 #endif
|
|
2656 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */
|
|
2657 wp->w_pcmark.col = 0;
|
|
2658 wp->w_prev_pcmark.lnum = 0;
|
|
2659 wp->w_prev_pcmark.col = 0;
|
|
2660 wp->w_topline = 1;
|
|
2661 #ifdef FEAT_DIFF
|
|
2662 wp->w_topfill = 0;
|
|
2663 #endif
|
|
2664 wp->w_botline = 2;
|
|
2665 #ifdef FEAT_FKMAP
|
|
2666 if (curwin->w_p_rl)
|
|
2667 wp->w_farsi = W_CONV + W_R_L;
|
|
2668 else
|
|
2669 wp->w_farsi = W_CONV;
|
|
2670 #endif
|
|
2671 }
|
|
2672
|
|
2673 /*
|
|
2674 * Allocate the first window and put an empty buffer in it.
|
|
2675 * Called from main().
|
|
2676 * When this fails we can't do anything: exit.
|
|
2677 */
|
|
2678 void
|
|
2679 win_alloc_first()
|
|
2680 {
|
|
2681 curwin = win_alloc(NULL);
|
|
2682 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED);
|
|
2683 if (curwin == NULL || curbuf == NULL)
|
|
2684 mch_exit(0);
|
|
2685 curwin->w_buffer = curbuf;
|
|
2686 curbuf->b_nwindows = 1; /* there is one window */
|
|
2687 #ifdef FEAT_WINDOWS
|
|
2688 curwin->w_alist = &global_alist;
|
|
2689 #endif
|
|
2690 win_init(curwin); /* init current window */
|
|
2691
|
|
2692 topframe = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
2693 if (topframe == NULL)
|
|
2694 mch_exit(0);
|
|
2695 topframe->fr_layout = FR_LEAF;
|
|
2696 #ifdef FEAT_VERTSPLIT
|
|
2697 topframe->fr_width = Columns;
|
|
2698 #endif
|
|
2699 topframe->fr_height = Rows - p_ch;
|
170
|
2700 #ifdef FEAT_WINDOWS
|
|
2701 p_ch_used = p_ch;
|
|
2702 #endif
|
7
|
2703 topframe->fr_win = curwin;
|
|
2704 curwin->w_frame = topframe;
|
|
2705 }
|
|
2706
|
|
2707 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
2708
|
|
2709 /*
|
|
2710 * Go to another window.
|
|
2711 * When jumping to another buffer, stop Visual mode. Do this before
|
|
2712 * changing windows so we can yank the selection into the '*' register.
|
|
2713 * When jumping to another window on the same buffer, adjust its cursor
|
|
2714 * position to keep the same Visual area.
|
|
2715 */
|
|
2716 void
|
|
2717 win_goto(wp)
|
|
2718 win_T *wp;
|
|
2719 {
|
|
2720 #ifdef FEAT_CMDWIN
|
|
2721 if (cmdwin_type != 0)
|
|
2722 {
|
|
2723 beep_flush();
|
|
2724 return;
|
|
2725 }
|
|
2726 #endif
|
|
2727 #ifdef FEAT_VISUAL
|
|
2728 if (wp->w_buffer != curbuf)
|
|
2729 reset_VIsual_and_resel();
|
|
2730 else if (VIsual_active)
|
|
2731 wp->w_cursor = curwin->w_cursor;
|
|
2732 #endif
|
|
2733
|
|
2734 #ifdef FEAT_GUI
|
|
2735 need_mouse_correct = TRUE;
|
|
2736 #endif
|
|
2737 win_enter(wp, TRUE);
|
|
2738 }
|
|
2739
|
|
2740 #if defined(FEAT_PERL) || defined(PROTO)
|
|
2741 /*
|
|
2742 * Find window number "winnr" (counting top to bottom).
|
|
2743 */
|
|
2744 win_T *
|
|
2745 win_find_nr(winnr)
|
|
2746 int winnr;
|
|
2747 {
|
|
2748 win_T *wp;
|
|
2749
|
|
2750 # ifdef FEAT_WINDOWS
|
|
2751 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
2752 if (--winnr == 0)
|
|
2753 break;
|
|
2754 return wp;
|
|
2755 # else
|
|
2756 return curwin;
|
|
2757 # endif
|
|
2758 }
|
|
2759 #endif
|
|
2760
|
|
2761 #ifdef FEAT_VERTSPLIT
|
|
2762 /*
|
|
2763 * Move to window above or below "count" times.
|
|
2764 */
|
|
2765 static void
|
|
2766 win_goto_ver(up, count)
|
|
2767 int up; /* TRUE to go to win above */
|
|
2768 long count;
|
|
2769 {
|
|
2770 frame_T *fr;
|
|
2771 frame_T *nfr;
|
|
2772 frame_T *foundfr;
|
|
2773
|
|
2774 foundfr = curwin->w_frame;
|
|
2775 while (count--)
|
|
2776 {
|
|
2777 /*
|
|
2778 * First go upwards in the tree of frames until we find a upwards or
|
|
2779 * downwards neighbor.
|
|
2780 */
|
|
2781 fr = foundfr;
|
|
2782 for (;;)
|
|
2783 {
|
|
2784 if (fr == topframe)
|
|
2785 goto end;
|
|
2786 if (up)
|
|
2787 nfr = fr->fr_prev;
|
|
2788 else
|
|
2789 nfr = fr->fr_next;
|
|
2790 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL)
|
|
2791 break;
|
|
2792 fr = fr->fr_parent;
|
|
2793 }
|
|
2794
|
|
2795 /*
|
|
2796 * Now go downwards to find the bottom or top frame in it.
|
|
2797 */
|
|
2798 for (;;)
|
|
2799 {
|
|
2800 if (nfr->fr_layout == FR_LEAF)
|
|
2801 {
|
|
2802 foundfr = nfr;
|
|
2803 break;
|
|
2804 }
|
|
2805 fr = nfr->fr_child;
|
|
2806 if (nfr->fr_layout == FR_ROW)
|
|
2807 {
|
|
2808 /* Find the frame at the cursor row. */
|
|
2809 while (fr->fr_next != NULL
|
|
2810 && frame2win(fr)->w_wincol + fr->fr_width
|
|
2811 <= curwin->w_wincol + curwin->w_wcol)
|
|
2812 fr = fr->fr_next;
|
|
2813 }
|
|
2814 if (nfr->fr_layout == FR_COL && up)
|
|
2815 while (fr->fr_next != NULL)
|
|
2816 fr = fr->fr_next;
|
|
2817 nfr = fr;
|
|
2818 }
|
|
2819 }
|
|
2820 end:
|
|
2821 if (foundfr != NULL)
|
|
2822 win_goto(foundfr->fr_win);
|
|
2823 }
|
|
2824
|
|
2825 /*
|
|
2826 * Move to left or right window.
|
|
2827 */
|
|
2828 static void
|
|
2829 win_goto_hor(left, count)
|
|
2830 int left; /* TRUE to go to left win */
|
|
2831 long count;
|
|
2832 {
|
|
2833 frame_T *fr;
|
|
2834 frame_T *nfr;
|
|
2835 frame_T *foundfr;
|
|
2836
|
|
2837 foundfr = curwin->w_frame;
|
|
2838 while (count--)
|
|
2839 {
|
|
2840 /*
|
|
2841 * First go upwards in the tree of frames until we find a left or
|
|
2842 * right neighbor.
|
|
2843 */
|
|
2844 fr = foundfr;
|
|
2845 for (;;)
|
|
2846 {
|
|
2847 if (fr == topframe)
|
|
2848 goto end;
|
|
2849 if (left)
|
|
2850 nfr = fr->fr_prev;
|
|
2851 else
|
|
2852 nfr = fr->fr_next;
|
|
2853 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL)
|
|
2854 break;
|
|
2855 fr = fr->fr_parent;
|
|
2856 }
|
|
2857
|
|
2858 /*
|
|
2859 * Now go downwards to find the leftmost or rightmost frame in it.
|
|
2860 */
|
|
2861 for (;;)
|
|
2862 {
|
|
2863 if (nfr->fr_layout == FR_LEAF)
|
|
2864 {
|
|
2865 foundfr = nfr;
|
|
2866 break;
|
|
2867 }
|
|
2868 fr = nfr->fr_child;
|
|
2869 if (nfr->fr_layout == FR_COL)
|
|
2870 {
|
|
2871 /* Find the frame at the cursor row. */
|
|
2872 while (fr->fr_next != NULL
|
|
2873 && frame2win(fr)->w_winrow + fr->fr_height
|
|
2874 <= curwin->w_winrow + curwin->w_wrow)
|
|
2875 fr = fr->fr_next;
|
|
2876 }
|
|
2877 if (nfr->fr_layout == FR_ROW && left)
|
|
2878 while (fr->fr_next != NULL)
|
|
2879 fr = fr->fr_next;
|
|
2880 nfr = fr;
|
|
2881 }
|
|
2882 }
|
|
2883 end:
|
|
2884 if (foundfr != NULL)
|
|
2885 win_goto(foundfr->fr_win);
|
|
2886 }
|
|
2887 #endif
|
|
2888
|
|
2889 /*
|
|
2890 * Make window "wp" the current window.
|
|
2891 */
|
|
2892 void
|
|
2893 win_enter(wp, undo_sync)
|
|
2894 win_T *wp;
|
|
2895 int undo_sync;
|
|
2896 {
|
|
2897 win_enter_ext(wp, undo_sync, FALSE);
|
|
2898 }
|
|
2899
|
|
2900 /*
|
|
2901 * Make window wp the current window.
|
|
2902 * Can be called with "curwin_invalid" TRUE, which means that curwin has just
|
|
2903 * been closed and isn't valid.
|
|
2904 */
|
|
2905 static void
|
|
2906 win_enter_ext(wp, undo_sync, curwin_invalid)
|
|
2907 win_T *wp;
|
|
2908 int undo_sync;
|
|
2909 int curwin_invalid;
|
|
2910 {
|
|
2911 #ifdef FEAT_AUTOCMD
|
|
2912 int other_buffer = FALSE;
|
|
2913 #endif
|
|
2914
|
|
2915 if (wp == curwin && !curwin_invalid) /* nothing to do */
|
|
2916 return;
|
|
2917
|
|
2918 #ifdef FEAT_AUTOCMD
|
|
2919 if (!curwin_invalid)
|
|
2920 {
|
|
2921 /*
|
|
2922 * Be careful: If autocommands delete the window, return now.
|
|
2923 */
|
|
2924 if (wp->w_buffer != curbuf)
|
|
2925 {
|
|
2926 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2927 other_buffer = TRUE;
|
|
2928 if (!win_valid(wp))
|
|
2929 return;
|
|
2930 }
|
|
2931 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2932 if (!win_valid(wp))
|
|
2933 return;
|
|
2934 # ifdef FEAT_EVAL
|
|
2935 /* autocmds may abort script processing */
|
|
2936 if (aborting())
|
|
2937 return;
|
|
2938 # endif
|
|
2939 }
|
|
2940 #endif
|
|
2941
|
|
2942 /* sync undo before leaving the current buffer */
|
|
2943 if (undo_sync && curbuf != wp->w_buffer)
|
|
2944 u_sync();
|
|
2945 /* may have to copy the buffer options when 'cpo' contains 'S' */
|
|
2946 if (wp->w_buffer != curbuf)
|
|
2947 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP);
|
|
2948 if (!curwin_invalid)
|
|
2949 {
|
|
2950 prevwin = curwin; /* remember for CTRL-W p */
|
|
2951 curwin->w_redr_status = TRUE;
|
|
2952 }
|
|
2953 curwin = wp;
|
|
2954 curbuf = wp->w_buffer;
|
|
2955 check_cursor();
|
|
2956 #ifdef FEAT_VIRTUALEDIT
|
|
2957 if (!virtual_active())
|
|
2958 curwin->w_cursor.coladd = 0;
|
|
2959 #endif
|
|
2960 changed_line_abv_curs(); /* assume cursor position needs updating */
|
|
2961
|
|
2962 if (curwin->w_localdir != NULL)
|
|
2963 {
|
|
2964 /* Window has a local directory: Save current directory as global
|
|
2965 * directory (unless that was done already) and change to the local
|
|
2966 * directory. */
|
|
2967 if (globaldir == NULL)
|
|
2968 {
|
|
2969 char_u cwd[MAXPATHL];
|
|
2970
|
|
2971 if (mch_dirname(cwd, MAXPATHL) == OK)
|
|
2972 globaldir = vim_strsave(cwd);
|
|
2973 }
|
|
2974 mch_chdir((char *)curwin->w_localdir);
|
|
2975 shorten_fnames(TRUE);
|
|
2976 }
|
|
2977 else if (globaldir != NULL)
|
|
2978 {
|
|
2979 /* Window doesn't have a local directory and we are not in the global
|
|
2980 * directory: Change to the global directory. */
|
|
2981 mch_chdir((char *)globaldir);
|
|
2982 vim_free(globaldir);
|
|
2983 globaldir = NULL;
|
|
2984 shorten_fnames(TRUE);
|
|
2985 }
|
|
2986
|
|
2987 #ifdef FEAT_AUTOCMD
|
|
2988 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf);
|
|
2989 if (other_buffer)
|
|
2990 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
2991 #endif
|
|
2992
|
|
2993 #ifdef FEAT_TITLE
|
|
2994 maketitle();
|
|
2995 #endif
|
|
2996 curwin->w_redr_status = TRUE;
|
|
2997 if (restart_edit)
|
|
2998 redraw_later(VALID); /* causes status line redraw */
|
|
2999
|
|
3000 /* set window height to desired minimal value */
|
|
3001 if (curwin->w_height < p_wh && !curwin->w_p_wfh)
|
|
3002 win_setheight((int)p_wh);
|
|
3003 else if (curwin->w_height == 0)
|
|
3004 win_setheight(1);
|
|
3005
|
|
3006 #ifdef FEAT_VERTSPLIT
|
|
3007 /* set window width to desired minimal value */
|
|
3008 if (curwin->w_width < p_wiw)
|
|
3009 win_setwidth((int)p_wiw);
|
|
3010 #endif
|
|
3011
|
|
3012 #ifdef FEAT_MOUSE
|
|
3013 setmouse(); /* in case jumped to/from help buffer */
|
|
3014 #endif
|
|
3015
|
|
3016 #if defined(FEAT_NETBEANS_INTG) || defined(FEAT_SUN_WORKSHOP)
|
|
3017 /* Change directories when the acd option is set on and after
|
|
3018 * switching windows. */
|
|
3019 if (p_acd && curbuf->b_ffname != NULL
|
|
3020 && vim_chdirfile(curbuf->b_ffname) == OK)
|
|
3021 shorten_fnames(TRUE);
|
|
3022 #endif
|
|
3023 }
|
|
3024
|
|
3025 #endif /* FEAT_WINDOWS */
|
|
3026
|
|
3027 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO)
|
|
3028 /*
|
|
3029 * Jump to the first open window that contains buffer buf if one exists
|
|
3030 * TODO: Alternatively jump to last open window? Dependent from 'splitbelow'?
|
|
3031 * Returns pointer to window if it exists, otherwise NULL.
|
|
3032 */
|
|
3033 win_T *
|
|
3034 buf_jump_open_win(buf)
|
|
3035 buf_T *buf;
|
|
3036 {
|
|
3037 # ifdef FEAT_WINDOWS
|
|
3038 win_T *wp;
|
|
3039
|
|
3040 for (wp = firstwin; wp; wp = wp->w_next)
|
|
3041 if (wp->w_buffer == buf)
|
|
3042 break;
|
|
3043 if (wp != NULL)
|
|
3044 win_enter(wp, FALSE);
|
|
3045 return wp;
|
|
3046 # else
|
|
3047 if (curwin->w_buffer == buf)
|
|
3048 return curwin;
|
|
3049 return NULL;
|
|
3050 # endif
|
|
3051 }
|
|
3052 #endif
|
|
3053
|
|
3054 /*
|
|
3055 * allocate a window structure and link it in the window list
|
|
3056 */
|
|
3057 /*ARGSUSED*/
|
|
3058 static win_T *
|
|
3059 win_alloc(after)
|
|
3060 win_T *after;
|
|
3061 {
|
|
3062 win_T *newwin;
|
|
3063
|
|
3064 /*
|
|
3065 * allocate window structure and linesizes arrays
|
|
3066 */
|
|
3067 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T));
|
|
3068 if (newwin != NULL && win_alloc_lines(newwin) == FAIL)
|
|
3069 {
|
|
3070 vim_free(newwin);
|
|
3071 newwin = NULL;
|
|
3072 }
|
|
3073
|
|
3074 if (newwin != NULL)
|
|
3075 {
|
|
3076 /*
|
|
3077 * link the window in the window list
|
|
3078 */
|
|
3079 #ifdef FEAT_WINDOWS
|
|
3080 win_append(after, newwin);
|
|
3081 #endif
|
|
3082 #ifdef FEAT_VERTSPLIT
|
|
3083 newwin->w_wincol = 0;
|
|
3084 newwin->w_width = Columns;
|
|
3085 #endif
|
|
3086
|
|
3087 /* position the display and the cursor at the top of the file. */
|
|
3088 newwin->w_topline = 1;
|
|
3089 #ifdef FEAT_DIFF
|
|
3090 newwin->w_topfill = 0;
|
|
3091 #endif
|
|
3092 newwin->w_botline = 2;
|
|
3093 newwin->w_cursor.lnum = 1;
|
|
3094 #ifdef FEAT_SCROLLBIND
|
|
3095 newwin->w_scbind_pos = 1;
|
|
3096 #endif
|
|
3097
|
|
3098 /* We won't calculate w_fraction until resizing the window */
|
|
3099 newwin->w_fraction = 0;
|
|
3100 newwin->w_prev_fraction_row = -1;
|
|
3101
|
|
3102 #ifdef FEAT_GUI
|
|
3103 if (gui.in_use)
|
|
3104 {
|
|
3105 out_flush();
|
|
3106 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT],
|
|
3107 SBAR_LEFT, newwin);
|
|
3108 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT],
|
|
3109 SBAR_RIGHT, newwin);
|
|
3110 }
|
|
3111 #endif
|
|
3112 #ifdef FEAT_EVAL
|
126
|
3113 /* init w: variables */
|
|
3114 init_var_dict(&newwin->w_vars, &newwin->w_winvar);
|
7
|
3115 #endif
|
|
3116 #ifdef FEAT_FOLDING
|
|
3117 foldInitWin(newwin);
|
|
3118 #endif
|
|
3119 }
|
|
3120 return newwin;
|
|
3121 }
|
|
3122
|
|
3123 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3124
|
|
3125 /*
|
|
3126 * remove window 'wp' from the window list and free the structure
|
|
3127 */
|
|
3128 static void
|
|
3129 win_free(wp)
|
|
3130 win_T *wp;
|
|
3131 {
|
|
3132 int i;
|
|
3133
|
14
|
3134 #ifdef FEAT_MZSCHEME
|
|
3135 mzscheme_window_free(wp);
|
|
3136 #endif
|
|
3137
|
7
|
3138 #ifdef FEAT_PERL
|
|
3139 perl_win_free(wp);
|
|
3140 #endif
|
|
3141
|
|
3142 #ifdef FEAT_PYTHON
|
|
3143 python_window_free(wp);
|
|
3144 #endif
|
|
3145
|
|
3146 #ifdef FEAT_TCL
|
|
3147 tcl_window_free(wp);
|
|
3148 #endif
|
|
3149
|
|
3150 #ifdef FEAT_RUBY
|
|
3151 ruby_window_free(wp);
|
|
3152 #endif
|
|
3153
|
|
3154 clear_winopt(&wp->w_onebuf_opt);
|
|
3155 clear_winopt(&wp->w_allbuf_opt);
|
|
3156
|
|
3157 #ifdef FEAT_EVAL
|
126
|
3158 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */
|
7
|
3159 #endif
|
|
3160
|
|
3161 if (prevwin == wp)
|
|
3162 prevwin = NULL;
|
|
3163 win_free_lsize(wp);
|
|
3164
|
|
3165 for (i = 0; i < wp->w_tagstacklen; ++i)
|
|
3166 vim_free(wp->w_tagstack[i].tagname);
|
|
3167
|
|
3168 vim_free(wp->w_localdir);
|
|
3169 #ifdef FEAT_SEARCH_EXTRA
|
|
3170 vim_free(wp->w_match.regprog);
|
|
3171 #endif
|
|
3172 #ifdef FEAT_JUMPLIST
|
|
3173 free_jumplist(wp);
|
|
3174 #endif
|
|
3175
|
|
3176 #ifdef FEAT_GUI
|
|
3177 if (gui.in_use)
|
|
3178 {
|
|
3179 out_flush();
|
|
3180 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]);
|
|
3181 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]);
|
|
3182 }
|
|
3183 #endif /* FEAT_GUI */
|
|
3184
|
|
3185 win_remove(wp);
|
|
3186 vim_free(wp);
|
|
3187 }
|
|
3188
|
|
3189 /*
|
|
3190 * Append window "wp" in the window list after window "after".
|
|
3191 */
|
|
3192 static void
|
|
3193 win_append(after, wp)
|
|
3194 win_T *after, *wp;
|
|
3195 {
|
|
3196 win_T *before;
|
|
3197
|
|
3198 if (after == NULL) /* after NULL is in front of the first */
|
|
3199 before = firstwin;
|
|
3200 else
|
|
3201 before = after->w_next;
|
|
3202
|
|
3203 wp->w_next = before;
|
|
3204 wp->w_prev = after;
|
|
3205 if (after == NULL)
|
|
3206 firstwin = wp;
|
|
3207 else
|
|
3208 after->w_next = wp;
|
|
3209 if (before == NULL)
|
|
3210 lastwin = wp;
|
|
3211 else
|
|
3212 before->w_prev = wp;
|
|
3213 }
|
|
3214
|
|
3215 /*
|
|
3216 * Remove a window from the window list.
|
|
3217 */
|
|
3218 static void
|
|
3219 win_remove(wp)
|
|
3220 win_T *wp;
|
|
3221 {
|
|
3222 if (wp->w_prev != NULL)
|
|
3223 wp->w_prev->w_next = wp->w_next;
|
|
3224 else
|
|
3225 firstwin = wp->w_next;
|
|
3226 if (wp->w_next != NULL)
|
|
3227 wp->w_next->w_prev = wp->w_prev;
|
|
3228 else
|
|
3229 lastwin = wp->w_prev;
|
|
3230 }
|
|
3231
|
|
3232 /*
|
|
3233 * Append frame "frp" in a frame list after frame "after".
|
|
3234 */
|
|
3235 static void
|
|
3236 frame_append(after, frp)
|
|
3237 frame_T *after, *frp;
|
|
3238 {
|
|
3239 frp->fr_next = after->fr_next;
|
|
3240 after->fr_next = frp;
|
|
3241 if (frp->fr_next != NULL)
|
|
3242 frp->fr_next->fr_prev = frp;
|
|
3243 frp->fr_prev = after;
|
|
3244 }
|
|
3245
|
|
3246 /*
|
|
3247 * Insert frame "frp" in a frame list before frame "before".
|
|
3248 */
|
|
3249 static void
|
|
3250 frame_insert(before, frp)
|
|
3251 frame_T *before, *frp;
|
|
3252 {
|
|
3253 frp->fr_next = before;
|
|
3254 frp->fr_prev = before->fr_prev;
|
|
3255 before->fr_prev = frp;
|
|
3256 if (frp->fr_prev != NULL)
|
|
3257 frp->fr_prev->fr_next = frp;
|
|
3258 else
|
|
3259 frp->fr_parent->fr_child = frp;
|
|
3260 }
|
|
3261
|
|
3262 /*
|
|
3263 * Remove a frame from a frame list.
|
|
3264 */
|
|
3265 static void
|
|
3266 frame_remove(frp)
|
|
3267 frame_T *frp;
|
|
3268 {
|
|
3269 if (frp->fr_prev != NULL)
|
|
3270 frp->fr_prev->fr_next = frp->fr_next;
|
|
3271 else
|
|
3272 frp->fr_parent->fr_child = frp->fr_next;
|
|
3273 if (frp->fr_next != NULL)
|
|
3274 frp->fr_next->fr_prev = frp->fr_prev;
|
|
3275 }
|
|
3276
|
|
3277 #endif /* FEAT_WINDOWS */
|
|
3278
|
|
3279 /*
|
|
3280 * Allocate w_lines[] for window "wp".
|
|
3281 * Return FAIL for failure, OK for success.
|
|
3282 */
|
|
3283 int
|
|
3284 win_alloc_lines(wp)
|
|
3285 win_T *wp;
|
|
3286 {
|
|
3287 wp->w_lines_valid = 0;
|
|
3288 wp->w_lines = (wline_T *)alloc((unsigned)(Rows * sizeof(wline_T)));
|
|
3289 if (wp->w_lines == NULL)
|
|
3290 return FAIL;
|
|
3291 return OK;
|
|
3292 }
|
|
3293
|
|
3294 /*
|
|
3295 * free lsize arrays for a window
|
|
3296 */
|
|
3297 void
|
|
3298 win_free_lsize(wp)
|
|
3299 win_T *wp;
|
|
3300 {
|
|
3301 vim_free(wp->w_lines);
|
|
3302 wp->w_lines = NULL;
|
|
3303 }
|
|
3304
|
|
3305 /*
|
|
3306 * Called from win_new_shellsize() after Rows changed.
|
|
3307 */
|
|
3308 void
|
|
3309 shell_new_rows()
|
|
3310 {
|
|
3311 int h = (int)(Rows - p_ch);
|
|
3312
|
|
3313 if (firstwin == NULL) /* not initialized yet */
|
|
3314 return;
|
|
3315 #ifdef FEAT_WINDOWS
|
|
3316 if (h < frame_minheight(topframe, NULL))
|
|
3317 h = frame_minheight(topframe, NULL);
|
|
3318 /* First try setting the heights of windows without 'winfixheight'. If
|
|
3319 * that doesn't result in the right height, forget about that option. */
|
|
3320 frame_new_height(topframe, h, FALSE, TRUE);
|
|
3321 if (topframe->fr_height != h)
|
|
3322 frame_new_height(topframe, h, FALSE, FALSE);
|
|
3323
|
|
3324 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3325 #else
|
|
3326 if (h < 1)
|
|
3327 h = 1;
|
|
3328 win_new_height(firstwin, h);
|
|
3329 #endif
|
|
3330 compute_cmdrow();
|
170
|
3331 #ifdef FEAT_WINDOWS
|
|
3332 p_ch_used = p_ch;
|
|
3333 #endif
|
|
3334
|
7
|
3335 #if 0
|
|
3336 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3337 if (p_ea)
|
|
3338 win_equal(curwin, FALSE, 'v');
|
|
3339 #endif
|
|
3340 }
|
|
3341
|
|
3342 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
3343 /*
|
|
3344 * Called from win_new_shellsize() after Columns changed.
|
|
3345 */
|
|
3346 void
|
|
3347 shell_new_columns()
|
|
3348 {
|
|
3349 if (firstwin == NULL) /* not initialized yet */
|
|
3350 return;
|
|
3351 frame_new_width(topframe, (int)Columns, FALSE);
|
|
3352 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3353 #if 0
|
|
3354 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3355 if (p_ea)
|
|
3356 win_equal(curwin, FALSE, 'h');
|
|
3357 #endif
|
|
3358 }
|
|
3359 #endif
|
|
3360
|
|
3361 #if defined(FEAT_CMDWIN) || defined(PROTO)
|
|
3362 /*
|
|
3363 * Save the size of all windows in "gap".
|
|
3364 */
|
|
3365 void
|
|
3366 win_size_save(gap)
|
|
3367 garray_T *gap;
|
|
3368
|
|
3369 {
|
|
3370 win_T *wp;
|
|
3371
|
|
3372 ga_init2(gap, (int)sizeof(int), 1);
|
|
3373 if (ga_grow(gap, win_count() * 2) == OK)
|
|
3374 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3375 {
|
|
3376 ((int *)gap->ga_data)[gap->ga_len++] =
|
|
3377 wp->w_width + wp->w_vsep_width;
|
|
3378 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height;
|
|
3379 }
|
|
3380 }
|
|
3381
|
|
3382 /*
|
|
3383 * Restore window sizes, but only if the number of windows is still the same.
|
|
3384 * Does not free the growarray.
|
|
3385 */
|
|
3386 void
|
|
3387 win_size_restore(gap)
|
|
3388 garray_T *gap;
|
|
3389 {
|
|
3390 win_T *wp;
|
|
3391 int i;
|
|
3392
|
|
3393 if (win_count() * 2 == gap->ga_len)
|
|
3394 {
|
|
3395 i = 0;
|
|
3396 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3397 {
|
|
3398 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]);
|
|
3399 win_setheight_win(((int *)gap->ga_data)[i++], wp);
|
|
3400 }
|
|
3401 /* recompute the window positions */
|
|
3402 (void)win_comp_pos();
|
|
3403 }
|
|
3404 }
|
|
3405 #endif /* FEAT_CMDWIN */
|
|
3406
|
|
3407 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3408 /*
|
|
3409 * Update the position for all windows, using the width and height of the
|
|
3410 * frames.
|
|
3411 * Returns the row just after the last window.
|
|
3412 */
|
|
3413 static int
|
|
3414 win_comp_pos()
|
|
3415 {
|
|
3416 int row = 0;
|
|
3417 int col = 0;
|
|
3418
|
|
3419 frame_comp_pos(topframe, &row, &col);
|
|
3420 return row;
|
|
3421 }
|
|
3422
|
|
3423 /*
|
|
3424 * Update the position of the windows in frame "topfrp", using the width and
|
|
3425 * height of the frames.
|
|
3426 * "*row" and "*col" are the top-left position of the frame. They are updated
|
|
3427 * to the bottom-right position plus one.
|
|
3428 */
|
|
3429 static void
|
|
3430 frame_comp_pos(topfrp, row, col)
|
|
3431 frame_T *topfrp;
|
|
3432 int *row;
|
|
3433 int *col;
|
|
3434 {
|
|
3435 win_T *wp;
|
|
3436 frame_T *frp;
|
|
3437 #ifdef FEAT_VERTSPLIT
|
|
3438 int startcol;
|
|
3439 int startrow;
|
|
3440 #endif
|
|
3441
|
|
3442 wp = topfrp->fr_win;
|
|
3443 if (wp != NULL)
|
|
3444 {
|
|
3445 if (wp->w_winrow != *row
|
|
3446 #ifdef FEAT_VERTSPLIT
|
|
3447 || wp->w_wincol != *col
|
|
3448 #endif
|
|
3449 )
|
|
3450 {
|
|
3451 /* position changed, redraw */
|
|
3452 wp->w_winrow = *row;
|
|
3453 #ifdef FEAT_VERTSPLIT
|
|
3454 wp->w_wincol = *col;
|
|
3455 #endif
|
|
3456 redraw_win_later(wp, NOT_VALID);
|
|
3457 wp->w_redr_status = TRUE;
|
|
3458 }
|
|
3459 *row += wp->w_height + wp->w_status_height;
|
|
3460 #ifdef FEAT_VERTSPLIT
|
|
3461 *col += wp->w_width + wp->w_vsep_width;
|
|
3462 #endif
|
|
3463 }
|
|
3464 else
|
|
3465 {
|
|
3466 #ifdef FEAT_VERTSPLIT
|
|
3467 startrow = *row;
|
|
3468 startcol = *col;
|
|
3469 #endif
|
|
3470 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
3471 {
|
|
3472 #ifdef FEAT_VERTSPLIT
|
|
3473 if (topfrp->fr_layout == FR_ROW)
|
|
3474 *row = startrow; /* all frames are at the same row */
|
|
3475 else
|
|
3476 *col = startcol; /* all frames are at the same col */
|
|
3477 #endif
|
|
3478 frame_comp_pos(frp, row, col);
|
|
3479 }
|
|
3480 }
|
|
3481 }
|
|
3482
|
|
3483 #endif /* FEAT_WINDOWS */
|
|
3484
|
|
3485 /*
|
|
3486 * Set current window height and take care of repositioning other windows to
|
|
3487 * fit around it.
|
|
3488 */
|
|
3489 void
|
|
3490 win_setheight(height)
|
|
3491 int height;
|
|
3492 {
|
|
3493 win_setheight_win(height, curwin);
|
|
3494 }
|
|
3495
|
|
3496 /*
|
|
3497 * Set the window height of window "win" and take care of repositioning other
|
|
3498 * windows to fit around it.
|
|
3499 */
|
|
3500 void
|
|
3501 win_setheight_win(height, win)
|
|
3502 int height;
|
|
3503 win_T *win;
|
|
3504 {
|
|
3505 int row;
|
|
3506
|
|
3507 if (win == curwin)
|
|
3508 {
|
|
3509 /* Always keep current window at least one line high, even when
|
|
3510 * 'winminheight' is zero. */
|
|
3511 #ifdef FEAT_WINDOWS
|
|
3512 if (height < p_wmh)
|
|
3513 height = p_wmh;
|
|
3514 #endif
|
|
3515 if (height == 0)
|
|
3516 height = 1;
|
|
3517 }
|
|
3518
|
|
3519 #ifdef FEAT_WINDOWS
|
|
3520 frame_setheight(win->w_frame, height + win->w_status_height);
|
|
3521
|
|
3522 /* recompute the window positions */
|
|
3523 row = win_comp_pos();
|
|
3524 #else
|
|
3525 if (height > topframe->fr_height)
|
|
3526 height = topframe->fr_height;
|
|
3527 win->w_height = height;
|
|
3528 row = height;
|
|
3529 #endif
|
|
3530
|
|
3531 /*
|
|
3532 * If there is extra space created between the last window and the command
|
|
3533 * line, clear it.
|
|
3534 */
|
|
3535 if (full_screen && msg_scrolled == 0 && row < cmdline_row)
|
|
3536 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
3537 cmdline_row = row;
|
|
3538 msg_row = row;
|
|
3539 msg_col = 0;
|
|
3540
|
|
3541 redraw_all_later(NOT_VALID);
|
|
3542 }
|
|
3543
|
|
3544 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3545
|
|
3546 /*
|
|
3547 * Set the height of a frame to "height" and take care that all frames and
|
|
3548 * windows inside it are resized. Also resize frames on the left and right if
|
|
3549 * the are in the same FR_ROW frame.
|
|
3550 *
|
|
3551 * Strategy:
|
|
3552 * If the frame is part of a FR_COL frame, try fitting the frame in that
|
|
3553 * frame. If that doesn't work (the FR_COL frame is too small), recursively
|
|
3554 * go to containing frames to resize them and make room.
|
|
3555 * If the frame is part of a FR_ROW frame, all frames must be resized as well.
|
|
3556 * Check for the minimal height of the FR_ROW frame.
|
|
3557 * At the top level we can also use change the command line height.
|
|
3558 */
|
|
3559 static void
|
|
3560 frame_setheight(curfrp, height)
|
|
3561 frame_T *curfrp;
|
|
3562 int height;
|
|
3563 {
|
|
3564 int room; /* total number of lines available */
|
|
3565 int take; /* number of lines taken from other windows */
|
|
3566 int room_cmdline; /* lines available from cmdline */
|
|
3567 int run;
|
|
3568 frame_T *frp;
|
|
3569 int h;
|
|
3570 int room_reserved;
|
|
3571
|
|
3572 /* If the height already is the desired value, nothing to do. */
|
|
3573 if (curfrp->fr_height == height)
|
|
3574 return;
|
|
3575
|
|
3576 if (curfrp->fr_parent == NULL)
|
|
3577 {
|
|
3578 /* topframe: can only change the command line */
|
|
3579 if (height > Rows - p_ch)
|
|
3580 height = Rows - p_ch;
|
|
3581 if (height > 0)
|
|
3582 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
3583 }
|
|
3584 else if (curfrp->fr_parent->fr_layout == FR_ROW)
|
|
3585 {
|
|
3586 /* Row of frames: Also need to resize frames left and right of this
|
|
3587 * one. First check for the minimal height of these. */
|
|
3588 h = frame_minheight(curfrp->fr_parent, NULL);
|
|
3589 if (height < h)
|
|
3590 height = h;
|
|
3591 frame_setheight(curfrp->fr_parent, height);
|
|
3592 }
|
|
3593 else
|
|
3594 {
|
|
3595 /*
|
|
3596 * Column of frames: try to change only frames in this column.
|
|
3597 */
|
|
3598 #ifdef FEAT_VERTSPLIT
|
|
3599 /*
|
|
3600 * Do this twice:
|
|
3601 * 1: compute room available, if it's not enough try resizing the
|
|
3602 * containing frame.
|
|
3603 * 2: compute the room available and adjust the height to it.
|
|
3604 * Try not to reduce the height of a window with 'winfixheight' set.
|
|
3605 */
|
|
3606 for (run = 1; run <= 2; ++run)
|
|
3607 #else
|
|
3608 for (;;)
|
|
3609 #endif
|
|
3610 {
|
|
3611 room = 0;
|
|
3612 room_reserved = 0;
|
|
3613 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
3614 frp = frp->fr_next)
|
|
3615 {
|
|
3616 if (frp != curfrp
|
|
3617 && frp->fr_win != NULL
|
|
3618 && frp->fr_win->w_p_wfh)
|
|
3619 room_reserved += frp->fr_height;
|
|
3620 room += frp->fr_height;
|
|
3621 if (frp != curfrp)
|
|
3622 room -= frame_minheight(frp, NULL);
|
|
3623 }
|
|
3624 #ifdef FEAT_VERTSPLIT
|
|
3625 if (curfrp->fr_width != Columns)
|
|
3626 room_cmdline = 0;
|
|
3627 else
|
|
3628 #endif
|
|
3629 {
|
|
3630 room_cmdline = Rows - p_ch - (lastwin->w_winrow
|
|
3631 + lastwin->w_height + lastwin->w_status_height);
|
|
3632 if (room_cmdline < 0)
|
|
3633 room_cmdline = 0;
|
|
3634 }
|
|
3635
|
|
3636 if (height <= room + room_cmdline)
|
|
3637 break;
|
|
3638 #ifdef FEAT_VERTSPLIT
|
|
3639 if (run == 2 || curfrp->fr_width == Columns)
|
|
3640 #endif
|
|
3641 {
|
|
3642 if (height > room + room_cmdline)
|
|
3643 height = room + room_cmdline;
|
|
3644 break;
|
|
3645 }
|
|
3646 #ifdef FEAT_VERTSPLIT
|
|
3647 frame_setheight(curfrp->fr_parent, height
|
|
3648 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1);
|
|
3649 #endif
|
|
3650 /*NOTREACHED*/
|
|
3651 }
|
|
3652
|
|
3653 /*
|
|
3654 * Compute the number of lines we will take from others frames (can be
|
|
3655 * negative!).
|
|
3656 */
|
|
3657 take = height - curfrp->fr_height;
|
|
3658
|
|
3659 /* If there is not enough room, also reduce the height of a window
|
|
3660 * with 'winfixheight' set. */
|
|
3661 if (height > room + room_cmdline - room_reserved)
|
|
3662 room_reserved = room + room_cmdline - height;
|
|
3663 /* If there is only a 'winfixheight' window and making the
|
|
3664 * window smaller, need to make the other window taller. */
|
|
3665 if (take < 0 && room - curfrp->fr_height < room_reserved)
|
|
3666 room_reserved = 0;
|
|
3667
|
|
3668 if (take > 0 && room_cmdline > 0)
|
|
3669 {
|
|
3670 /* use lines from cmdline first */
|
|
3671 if (take < room_cmdline)
|
|
3672 room_cmdline = take;
|
|
3673 take -= room_cmdline;
|
|
3674 topframe->fr_height += room_cmdline;
|
|
3675 }
|
|
3676
|
|
3677 /*
|
|
3678 * set the current frame to the new height
|
|
3679 */
|
|
3680 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
3681
|
|
3682 /*
|
|
3683 * First take lines from the frames after the current frame. If
|
|
3684 * that is not enough, takes lines from frames above the current
|
|
3685 * frame.
|
|
3686 */
|
|
3687 for (run = 0; run < 2; ++run)
|
|
3688 {
|
|
3689 if (run == 0)
|
|
3690 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
3691 else
|
|
3692 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
3693 while (frp != NULL && take != 0)
|
|
3694 {
|
|
3695 h = frame_minheight(frp, NULL);
|
|
3696 if (room_reserved > 0
|
|
3697 && frp->fr_win != NULL
|
|
3698 && frp->fr_win->w_p_wfh)
|
|
3699 {
|
|
3700 if (room_reserved >= frp->fr_height)
|
|
3701 room_reserved -= frp->fr_height;
|
|
3702 else
|
|
3703 {
|
|
3704 if (frp->fr_height - room_reserved > take)
|
|
3705 room_reserved = frp->fr_height - take;
|
|
3706 take -= frp->fr_height - room_reserved;
|
|
3707 frame_new_height(frp, room_reserved, FALSE, FALSE);
|
|
3708 room_reserved = 0;
|
|
3709 }
|
|
3710 }
|
|
3711 else
|
|
3712 {
|
|
3713 if (frp->fr_height - take < h)
|
|
3714 {
|
|
3715 take -= frp->fr_height - h;
|
|
3716 frame_new_height(frp, h, FALSE, FALSE);
|
|
3717 }
|
|
3718 else
|
|
3719 {
|
|
3720 frame_new_height(frp, frp->fr_height - take,
|
|
3721 FALSE, FALSE);
|
|
3722 take = 0;
|
|
3723 }
|
|
3724 }
|
|
3725 if (run == 0)
|
|
3726 frp = frp->fr_next;
|
|
3727 else
|
|
3728 frp = frp->fr_prev;
|
|
3729 }
|
|
3730 }
|
|
3731 }
|
|
3732 }
|
|
3733
|
|
3734 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
3735 /*
|
|
3736 * Set current window width and take care of repositioning other windows to
|
|
3737 * fit around it.
|
|
3738 */
|
|
3739 void
|
|
3740 win_setwidth(width)
|
|
3741 int width;
|
|
3742 {
|
|
3743 win_setwidth_win(width, curwin);
|
|
3744 }
|
|
3745
|
|
3746 void
|
|
3747 win_setwidth_win(width, wp)
|
|
3748 int width;
|
|
3749 win_T *wp;
|
|
3750 {
|
|
3751 /* Always keep current window at least one column wide, even when
|
|
3752 * 'winminwidth' is zero. */
|
|
3753 if (wp == curwin)
|
|
3754 {
|
|
3755 if (width < p_wmw)
|
|
3756 width = p_wmw;
|
|
3757 if (width == 0)
|
|
3758 width = 1;
|
|
3759 }
|
|
3760
|
|
3761 frame_setwidth(wp->w_frame, width + wp->w_vsep_width);
|
|
3762
|
|
3763 /* recompute the window positions */
|
|
3764 (void)win_comp_pos();
|
|
3765
|
|
3766 redraw_all_later(NOT_VALID);
|
|
3767 }
|
|
3768
|
|
3769 /*
|
|
3770 * Set the width of a frame to "width" and take care that all frames and
|
|
3771 * windows inside it are resized. Also resize frames above and below if the
|
|
3772 * are in the same FR_ROW frame.
|
|
3773 *
|
|
3774 * Strategy is similar to frame_setheight().
|
|
3775 */
|
|
3776 static void
|
|
3777 frame_setwidth(curfrp, width)
|
|
3778 frame_T *curfrp;
|
|
3779 int width;
|
|
3780 {
|
|
3781 int room; /* total number of lines available */
|
|
3782 int take; /* number of lines taken from other windows */
|
|
3783 int run;
|
|
3784 frame_T *frp;
|
|
3785 int w;
|
|
3786
|
|
3787 /* If the width already is the desired value, nothing to do. */
|
|
3788 if (curfrp->fr_width == width)
|
|
3789 return;
|
|
3790
|
|
3791 if (curfrp->fr_parent == NULL)
|
|
3792 /* topframe: can't change width */
|
|
3793 return;
|
|
3794
|
|
3795 if (curfrp->fr_parent->fr_layout == FR_COL)
|
|
3796 {
|
|
3797 /* Column of frames: Also need to resize frames above and below of
|
|
3798 * this one. First check for the minimal width of these. */
|
|
3799 w = frame_minwidth(curfrp->fr_parent, NULL);
|
|
3800 if (width < w)
|
|
3801 width = w;
|
|
3802 frame_setwidth(curfrp->fr_parent, width);
|
|
3803 }
|
|
3804 else
|
|
3805 {
|
|
3806 /*
|
|
3807 * Row of frames: try to change only frames in this row.
|
|
3808 *
|
|
3809 * Do this twice:
|
|
3810 * 1: compute room available, if it's not enough try resizing the
|
|
3811 * containing frame.
|
|
3812 * 2: compute the room available and adjust the width to it.
|
|
3813 */
|
|
3814 for (run = 1; run <= 2; ++run)
|
|
3815 {
|
|
3816 room = 0;
|
|
3817 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
3818 frp = frp->fr_next)
|
|
3819 {
|
|
3820 room += frp->fr_width;
|
|
3821 if (frp != curfrp)
|
|
3822 room -= frame_minwidth(frp, NULL);
|
|
3823 }
|
|
3824
|
|
3825 if (width <= room)
|
|
3826 break;
|
|
3827 if (run == 2 || curfrp->fr_height >= Rows - p_ch)
|
|
3828 {
|
|
3829 if (width > room)
|
|
3830 width = room;
|
|
3831 break;
|
|
3832 }
|
|
3833 frame_setwidth(curfrp->fr_parent, width
|
|
3834 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1);
|
|
3835 }
|
|
3836
|
|
3837
|
|
3838 /*
|
|
3839 * Compute the number of lines we will take from others frames (can be
|
|
3840 * negative!).
|
|
3841 */
|
|
3842 take = width - curfrp->fr_width;
|
|
3843
|
|
3844 /*
|
|
3845 * set the current frame to the new width
|
|
3846 */
|
|
3847 frame_new_width(curfrp, width, FALSE);
|
|
3848
|
|
3849 /*
|
|
3850 * First take lines from the frames right of the current frame. If
|
|
3851 * that is not enough, takes lines from frames left of the current
|
|
3852 * frame.
|
|
3853 */
|
|
3854 for (run = 0; run < 2; ++run)
|
|
3855 {
|
|
3856 if (run == 0)
|
|
3857 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
3858 else
|
|
3859 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
3860 while (frp != NULL && take != 0)
|
|
3861 {
|
|
3862 w = frame_minwidth(frp, NULL);
|
|
3863 if (frp->fr_width - take < w)
|
|
3864 {
|
|
3865 take -= frp->fr_width - w;
|
|
3866 frame_new_width(frp, w, FALSE);
|
|
3867 }
|
|
3868 else
|
|
3869 {
|
|
3870 frame_new_width(frp, frp->fr_width - take, FALSE);
|
|
3871 take = 0;
|
|
3872 }
|
|
3873 if (run == 0)
|
|
3874 frp = frp->fr_next;
|
|
3875 else
|
|
3876 frp = frp->fr_prev;
|
|
3877 }
|
|
3878 }
|
|
3879 }
|
|
3880 }
|
|
3881 #endif /* FEAT_VERTSPLIT */
|
|
3882
|
|
3883 /*
|
|
3884 * Check 'winminheight' for a valid value.
|
|
3885 */
|
|
3886 void
|
|
3887 win_setminheight()
|
|
3888 {
|
|
3889 int room;
|
|
3890 int first = TRUE;
|
|
3891 win_T *wp;
|
|
3892
|
|
3893 /* loop until there is a 'winminheight' that is possible */
|
|
3894 while (p_wmh > 0)
|
|
3895 {
|
|
3896 /* TODO: handle vertical splits */
|
|
3897 room = -p_wh;
|
|
3898 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3899 room += wp->w_height - p_wmh;
|
|
3900 if (room >= 0)
|
|
3901 break;
|
|
3902 --p_wmh;
|
|
3903 if (first)
|
|
3904 {
|
|
3905 EMSG(_(e_noroom));
|
|
3906 first = FALSE;
|
|
3907 }
|
|
3908 }
|
|
3909 }
|
|
3910
|
|
3911 #ifdef FEAT_MOUSE
|
|
3912
|
|
3913 /*
|
|
3914 * Status line of dragwin is dragged "offset" lines down (negative is up).
|
|
3915 */
|
|
3916 void
|
|
3917 win_drag_status_line(dragwin, offset)
|
|
3918 win_T *dragwin;
|
|
3919 int offset;
|
|
3920 {
|
|
3921 frame_T *curfr;
|
|
3922 frame_T *fr;
|
|
3923 int room;
|
|
3924 int row;
|
|
3925 int up; /* if TRUE, drag status line up, otherwise down */
|
|
3926 int n;
|
|
3927
|
|
3928 fr = dragwin->w_frame;
|
|
3929 curfr = fr;
|
|
3930 if (fr != topframe) /* more than one window */
|
|
3931 {
|
|
3932 fr = fr->fr_parent;
|
|
3933 /* When the parent frame is not a column of frames, its parent should
|
|
3934 * be. */
|
|
3935 if (fr->fr_layout != FR_COL)
|
|
3936 {
|
|
3937 curfr = fr;
|
|
3938 if (fr != topframe) /* only a row of windows, may drag statusline */
|
|
3939 fr = fr->fr_parent;
|
|
3940 }
|
|
3941 }
|
|
3942
|
|
3943 /* If this is the last frame in a column, may want to resize the parent
|
|
3944 * frame instead (go two up to skip a row of frames). */
|
|
3945 while (curfr != topframe && curfr->fr_next == NULL)
|
|
3946 {
|
|
3947 if (fr != topframe)
|
|
3948 fr = fr->fr_parent;
|
|
3949 curfr = fr;
|
|
3950 if (fr != topframe)
|
|
3951 fr = fr->fr_parent;
|
|
3952 }
|
|
3953
|
|
3954 if (offset < 0) /* drag up */
|
|
3955 {
|
|
3956 up = TRUE;
|
|
3957 offset = -offset;
|
|
3958 /* sum up the room of the current frame and above it */
|
|
3959 if (fr == curfr)
|
|
3960 {
|
|
3961 /* only one window */
|
|
3962 room = fr->fr_height - frame_minheight(fr, NULL);
|
|
3963 }
|
|
3964 else
|
|
3965 {
|
|
3966 room = 0;
|
|
3967 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
3968 {
|
|
3969 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
3970 if (fr == curfr)
|
|
3971 break;
|
|
3972 }
|
|
3973 }
|
|
3974 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
3975 }
|
|
3976 else /* drag down */
|
|
3977 {
|
|
3978 up = FALSE;
|
|
3979 /*
|
|
3980 * Only dragging the last status line can reduce p_ch.
|
|
3981 */
|
|
3982 room = Rows - cmdline_row;
|
|
3983 if (curfr->fr_next == NULL)
|
|
3984 room -= 1;
|
|
3985 else
|
|
3986 room -= p_ch;
|
|
3987 if (room < 0)
|
|
3988 room = 0;
|
|
3989 /* sum up the room of frames below of the current one */
|
|
3990 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
3991 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
3992 fr = curfr; /* put fr at window that grows */
|
|
3993 }
|
|
3994
|
|
3995 if (room < offset) /* Not enough room */
|
|
3996 offset = room; /* Move as far as we can */
|
|
3997 if (offset <= 0)
|
|
3998 return;
|
|
3999
|
|
4000 /*
|
|
4001 * Grow frame fr by "offset" lines.
|
|
4002 * Doesn't happen when dragging the last status line up.
|
|
4003 */
|
|
4004 if (fr != NULL)
|
|
4005 frame_new_height(fr, fr->fr_height + offset, up, FALSE);
|
|
4006
|
|
4007 if (up)
|
|
4008 fr = curfr; /* current frame gets smaller */
|
|
4009 else
|
|
4010 fr = curfr->fr_next; /* next frame gets smaller */
|
|
4011
|
|
4012 /*
|
|
4013 * Now make the other frames smaller.
|
|
4014 */
|
|
4015 while (fr != NULL && offset > 0)
|
|
4016 {
|
|
4017 n = frame_minheight(fr, NULL);
|
|
4018 if (fr->fr_height - offset <= n)
|
|
4019 {
|
|
4020 offset -= fr->fr_height - n;
|
|
4021 frame_new_height(fr, n, !up, FALSE);
|
|
4022 }
|
|
4023 else
|
|
4024 {
|
|
4025 frame_new_height(fr, fr->fr_height - offset, !up, FALSE);
|
|
4026 break;
|
|
4027 }
|
|
4028 if (up)
|
|
4029 fr = fr->fr_prev;
|
|
4030 else
|
|
4031 fr = fr->fr_next;
|
|
4032 }
|
|
4033 row = win_comp_pos();
|
|
4034 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
4035 cmdline_row = row;
|
|
4036 p_ch = Rows - cmdline_row;
|
|
4037 if (p_ch < 1)
|
|
4038 p_ch = 1;
|
|
4039 redraw_all_later(NOT_VALID);
|
|
4040 showmode();
|
|
4041 }
|
|
4042
|
|
4043 #ifdef FEAT_VERTSPLIT
|
|
4044 /*
|
|
4045 * Separator line of dragwin is dragged "offset" lines right (negative is left).
|
|
4046 */
|
|
4047 void
|
|
4048 win_drag_vsep_line(dragwin, offset)
|
|
4049 win_T *dragwin;
|
|
4050 int offset;
|
|
4051 {
|
|
4052 frame_T *curfr;
|
|
4053 frame_T *fr;
|
|
4054 int room;
|
|
4055 int left; /* if TRUE, drag separator line left, otherwise right */
|
|
4056 int n;
|
|
4057
|
|
4058 fr = dragwin->w_frame;
|
|
4059 if (fr == topframe) /* only one window (cannot happe?) */
|
|
4060 return;
|
|
4061 curfr = fr;
|
|
4062 fr = fr->fr_parent;
|
|
4063 /* When the parent frame is not a row of frames, its parent should be. */
|
|
4064 if (fr->fr_layout != FR_ROW)
|
|
4065 {
|
|
4066 if (fr == topframe) /* only a column of windows (cannot happen?) */
|
|
4067 return;
|
|
4068 curfr = fr;
|
|
4069 fr = fr->fr_parent;
|
|
4070 }
|
|
4071
|
|
4072 /* If this is the last frame in a row, may want to resize a parent
|
|
4073 * frame instead. */
|
|
4074 while (curfr->fr_next == NULL)
|
|
4075 {
|
|
4076 if (fr == topframe)
|
|
4077 break;
|
|
4078 curfr = fr;
|
|
4079 fr = fr->fr_parent;
|
|
4080 if (fr != topframe)
|
|
4081 {
|
|
4082 curfr = fr;
|
|
4083 fr = fr->fr_parent;
|
|
4084 }
|
|
4085 }
|
|
4086
|
|
4087 if (offset < 0) /* drag left */
|
|
4088 {
|
|
4089 left = TRUE;
|
|
4090 offset = -offset;
|
|
4091 /* sum up the room of the current frame and left of it */
|
|
4092 room = 0;
|
|
4093 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
4094 {
|
|
4095 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4096 if (fr == curfr)
|
|
4097 break;
|
|
4098 }
|
|
4099 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
4100 }
|
|
4101 else /* drag right */
|
|
4102 {
|
|
4103 left = FALSE;
|
|
4104 /* sum up the room of frames right of the current one */
|
|
4105 room = 0;
|
|
4106 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
4107 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4108 fr = curfr; /* put fr at window that grows */
|
|
4109 }
|
|
4110
|
|
4111 if (room < offset) /* Not enough room */
|
|
4112 offset = room; /* Move as far as we can */
|
|
4113 if (offset <= 0) /* No room at all, quit. */
|
|
4114 return;
|
|
4115
|
|
4116 /* grow frame fr by offset lines */
|
|
4117 frame_new_width(fr, fr->fr_width + offset, left);
|
|
4118
|
|
4119 /* shrink other frames: current and at the left or at the right */
|
|
4120 if (left)
|
|
4121 fr = curfr; /* current frame gets smaller */
|
|
4122 else
|
|
4123 fr = curfr->fr_next; /* next frame gets smaller */
|
|
4124
|
|
4125 while (fr != NULL && offset > 0)
|
|
4126 {
|
|
4127 n = frame_minwidth(fr, NULL);
|
|
4128 if (fr->fr_width - offset <= n)
|
|
4129 {
|
|
4130 offset -= fr->fr_width - n;
|
|
4131 frame_new_width(fr, n, !left);
|
|
4132 }
|
|
4133 else
|
|
4134 {
|
|
4135 frame_new_width(fr, fr->fr_width - offset, !left);
|
|
4136 break;
|
|
4137 }
|
|
4138 if (left)
|
|
4139 fr = fr->fr_prev;
|
|
4140 else
|
|
4141 fr = fr->fr_next;
|
|
4142 }
|
|
4143 (void)win_comp_pos();
|
|
4144 redraw_all_later(NOT_VALID);
|
|
4145 }
|
|
4146 #endif /* FEAT_VERTSPLIT */
|
|
4147 #endif /* FEAT_MOUSE */
|
|
4148
|
|
4149 #endif /* FEAT_WINDOWS */
|
|
4150
|
|
4151 /*
|
|
4152 * Set the height of a window.
|
|
4153 * This takes care of the things inside the window, not what happens to the
|
|
4154 * window position, the frame or to other windows.
|
|
4155 */
|
|
4156 static void
|
|
4157 win_new_height(wp, height)
|
|
4158 win_T *wp;
|
|
4159 int height;
|
|
4160 {
|
|
4161 linenr_T lnum;
|
47
|
4162 linenr_T bot;
|
7
|
4163 int sline, line_size;
|
47
|
4164 int space;
|
|
4165 int did_below = FALSE;
|
7
|
4166 #define FRACTION_MULT 16384L
|
|
4167
|
|
4168 /* Don't want a negative height. Happens when splitting a tiny window.
|
|
4169 * Will equalize heights soon to fix it. */
|
|
4170 if (height < 0)
|
|
4171 height = 0;
|
|
4172
|
|
4173 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0)
|
|
4174 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT
|
|
4175 + FRACTION_MULT / 2) / (long)wp->w_height;
|
|
4176
|
|
4177 wp->w_height = height;
|
|
4178 wp->w_skipcol = 0;
|
|
4179
|
|
4180 /* Don't change w_topline when height is zero. Don't set w_topline when
|
|
4181 * 'scrollbind' is set and this isn't the current window. */
|
|
4182 if (height > 0
|
|
4183 #ifdef FEAT_SCROLLBIND
|
|
4184 && (!wp->w_p_scb || wp == curwin)
|
|
4185 #endif
|
|
4186 )
|
|
4187 {
|
47
|
4188 /*
|
|
4189 * Find a value for w_topline that shows the cursor at the same
|
|
4190 * relative position in the window as before (more or less).
|
|
4191 */
|
7
|
4192 lnum = wp->w_cursor.lnum;
|
|
4193 if (lnum < 1) /* can happen when starting up */
|
|
4194 lnum = 1;
|
|
4195 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT;
|
|
4196 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1;
|
|
4197 sline = wp->w_wrow - line_size;
|
|
4198 if (sline < 0)
|
|
4199 {
|
|
4200 /*
|
|
4201 * Cursor line would go off top of screen if w_wrow was this high.
|
|
4202 */
|
|
4203 wp->w_wrow = line_size;
|
|
4204 }
|
|
4205 else
|
|
4206 {
|
47
|
4207 space = height;
|
|
4208 while (lnum > 1)
|
7
|
4209 {
|
47
|
4210 space -= line_size;
|
|
4211 if (space > 0 && sline <= 0 && !did_below)
|
|
4212 {
|
|
4213 /* Try to use "~" lines below the text to avoid that text
|
|
4214 * is above the window while there are empty lines.
|
|
4215 * Subtract the rows below the cursor from "space" and
|
|
4216 * give the rest to "sline". */
|
|
4217 did_below = TRUE;
|
|
4218 bot = wp->w_cursor.lnum;
|
|
4219 while (space > 0)
|
|
4220 {
|
|
4221 if (wp->w_buffer->b_ml.ml_line_count - bot >= space)
|
|
4222 space = 0;
|
|
4223 else
|
|
4224 {
|
|
4225 #ifdef FEAT_FOLDING
|
|
4226 hasFoldingWin(wp, bot, NULL, &bot, TRUE, NULL);
|
|
4227 #endif
|
|
4228 if (bot >= wp->w_buffer->b_ml.ml_line_count)
|
|
4229 break;
|
|
4230 ++bot;
|
|
4231 space -= plines_win(wp, bot, TRUE);
|
|
4232 }
|
|
4233 }
|
|
4234 if (bot == wp->w_buffer->b_ml.ml_line_count && space > 0)
|
|
4235 sline += space;
|
|
4236 }
|
|
4237 if (sline <= 0)
|
|
4238 break;
|
|
4239
|
7
|
4240 #ifdef FEAT_FOLDING
|
|
4241 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL);
|
|
4242 if (lnum == 1)
|
|
4243 {
|
|
4244 /* first line in buffer is folded */
|
|
4245 line_size = 1;
|
|
4246 --sline;
|
|
4247 break;
|
|
4248 }
|
|
4249 #endif
|
|
4250 --lnum;
|
|
4251 #ifdef FEAT_DIFF
|
|
4252 if (lnum == wp->w_topline)
|
|
4253 line_size = plines_win_nofill(wp, lnum, TRUE)
|
|
4254 + wp->w_topfill;
|
|
4255 else
|
|
4256 #endif
|
|
4257 line_size = plines_win(wp, lnum, TRUE);
|
|
4258 sline -= line_size;
|
|
4259 }
|
47
|
4260
|
7
|
4261 if (sline < 0)
|
|
4262 {
|
|
4263 /*
|
|
4264 * Line we want at top would go off top of screen. Use next
|
|
4265 * line instead.
|
|
4266 */
|
|
4267 #ifdef FEAT_FOLDING
|
|
4268 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL);
|
|
4269 #endif
|
|
4270 lnum++;
|
|
4271 wp->w_wrow -= line_size + sline;
|
|
4272 }
|
|
4273 else if (sline > 0)
|
|
4274 {
|
|
4275 /* First line of file reached, use that as topline. */
|
|
4276 lnum = 1;
|
|
4277 wp->w_wrow -= sline;
|
|
4278 }
|
|
4279 }
|
|
4280 set_topline(wp, lnum);
|
|
4281 }
|
|
4282
|
|
4283 if (wp == curwin)
|
|
4284 {
|
|
4285 if (p_so)
|
|
4286 update_topline();
|
|
4287 curs_columns(FALSE); /* validate w_wrow */
|
|
4288 }
|
|
4289 wp->w_prev_fraction_row = wp->w_wrow;
|
|
4290
|
|
4291 win_comp_scroll(wp);
|
|
4292 redraw_win_later(wp, NOT_VALID);
|
|
4293 #ifdef FEAT_WINDOWS
|
|
4294 wp->w_redr_status = TRUE;
|
|
4295 #endif
|
|
4296 invalidate_botline_win(wp);
|
|
4297 }
|
|
4298
|
|
4299 #ifdef FEAT_VERTSPLIT
|
|
4300 /*
|
|
4301 * Set the width of a window.
|
|
4302 */
|
|
4303 static void
|
|
4304 win_new_width(wp, width)
|
|
4305 win_T *wp;
|
|
4306 int width;
|
|
4307 {
|
|
4308 wp->w_width = width;
|
|
4309 wp->w_lines_valid = 0;
|
|
4310 changed_line_abv_curs_win(wp);
|
|
4311 invalidate_botline_win(wp);
|
|
4312 if (wp == curwin)
|
|
4313 {
|
|
4314 update_topline();
|
|
4315 curs_columns(TRUE); /* validate w_wrow */
|
|
4316 }
|
|
4317 redraw_win_later(wp, NOT_VALID);
|
|
4318 wp->w_redr_status = TRUE;
|
|
4319 }
|
|
4320 #endif
|
|
4321
|
|
4322 void
|
|
4323 win_comp_scroll(wp)
|
|
4324 win_T *wp;
|
|
4325 {
|
|
4326 wp->w_p_scr = ((unsigned)wp->w_height >> 1);
|
|
4327 if (wp->w_p_scr == 0)
|
|
4328 wp->w_p_scr = 1;
|
|
4329 }
|
|
4330
|
|
4331 /*
|
|
4332 * command_height: called whenever p_ch has been changed
|
|
4333 */
|
|
4334 void
|
|
4335 command_height(old_p_ch)
|
|
4336 long old_p_ch;
|
|
4337 {
|
|
4338 #ifdef FEAT_WINDOWS
|
|
4339 int h;
|
|
4340 frame_T *frp;
|
|
4341
|
170
|
4342 /* When passed a negative value use the value of p_ch that we remembered.
|
|
4343 * This is needed for when the GUI starts up, we can't be sure in what
|
|
4344 * order things happen. */
|
|
4345 if (old_p_ch < 0)
|
|
4346 old_p_ch = p_ch_used;
|
|
4347 p_ch_used = p_ch;
|
|
4348
|
7
|
4349 /* Find bottom frame with width of screen. */
|
|
4350 frp = lastwin->w_frame;
|
|
4351 # ifdef FEAT_VERTSPLIT
|
|
4352 while (frp->fr_width != Columns && frp->fr_parent != NULL)
|
|
4353 frp = frp->fr_parent;
|
|
4354 # endif
|
|
4355
|
|
4356 /* Avoid changing the height of a window with 'winfixheight' set. */
|
|
4357 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF
|
|
4358 && frp->fr_win->w_p_wfh)
|
|
4359 frp = frp->fr_prev;
|
|
4360
|
|
4361 if (starting != NO_SCREEN)
|
|
4362 {
|
|
4363 cmdline_row = Rows - p_ch;
|
|
4364
|
|
4365 if (p_ch > old_p_ch) /* p_ch got bigger */
|
|
4366 {
|
|
4367 while (p_ch > old_p_ch)
|
|
4368 {
|
|
4369 if (frp == NULL)
|
|
4370 {
|
|
4371 EMSG(_(e_noroom));
|
|
4372 p_ch = old_p_ch;
|
|
4373 cmdline_row = Rows - p_ch;
|
|
4374 break;
|
|
4375 }
|
|
4376 h = frp->fr_height - frame_minheight(frp, NULL);
|
|
4377 if (h > p_ch - old_p_ch)
|
|
4378 h = p_ch - old_p_ch;
|
|
4379 old_p_ch += h;
|
|
4380 frame_add_height(frp, -h);
|
|
4381 frp = frp->fr_prev;
|
|
4382 }
|
|
4383
|
|
4384 /* Recompute window positions. */
|
|
4385 (void)win_comp_pos();
|
|
4386
|
|
4387 /* clear the lines added to cmdline */
|
|
4388 if (full_screen)
|
|
4389 screen_fill((int)(cmdline_row), (int)Rows, 0,
|
|
4390 (int)Columns, ' ', ' ', 0);
|
|
4391 msg_row = cmdline_row;
|
|
4392 redraw_cmdline = TRUE;
|
|
4393 return;
|
|
4394 }
|
|
4395
|
|
4396 if (msg_row < cmdline_row)
|
|
4397 msg_row = cmdline_row;
|
|
4398 redraw_cmdline = TRUE;
|
|
4399 }
|
|
4400 frame_add_height(frp, (int)(old_p_ch - p_ch));
|
|
4401
|
|
4402 /* Recompute window positions. */
|
|
4403 if (frp != lastwin->w_frame)
|
|
4404 (void)win_comp_pos();
|
|
4405 #else
|
|
4406 win_setheight((int)(firstwin->w_height + old_p_ch - p_ch));
|
|
4407 cmdline_row = Rows - p_ch;
|
|
4408 #endif
|
|
4409 }
|
|
4410
|
|
4411 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4412 /*
|
|
4413 * Resize frame "frp" to be "n" lines higher (negative for less high).
|
|
4414 * Also resize the frames it is contained in.
|
|
4415 */
|
|
4416 static void
|
|
4417 frame_add_height(frp, n)
|
|
4418 frame_T *frp;
|
|
4419 int n;
|
|
4420 {
|
|
4421 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE);
|
|
4422 for (;;)
|
|
4423 {
|
|
4424 frp = frp->fr_parent;
|
|
4425 if (frp == NULL)
|
|
4426 break;
|
|
4427 frp->fr_height += n;
|
|
4428 }
|
|
4429 }
|
|
4430
|
|
4431 /*
|
|
4432 * Add or remove a status line for the bottom window(s), according to the
|
|
4433 * value of 'laststatus'.
|
|
4434 */
|
|
4435 void
|
|
4436 last_status(morewin)
|
|
4437 int morewin; /* pretend there are two or more windows */
|
|
4438 {
|
|
4439 /* Don't make a difference between horizontal or vertical split. */
|
|
4440 last_status_rec(topframe, (p_ls == 2
|
|
4441 || (p_ls == 1 && (morewin || lastwin != firstwin))));
|
|
4442 }
|
|
4443
|
|
4444 static void
|
|
4445 last_status_rec(fr, statusline)
|
|
4446 frame_T *fr;
|
|
4447 int statusline;
|
|
4448 {
|
|
4449 frame_T *fp;
|
|
4450 win_T *wp;
|
|
4451
|
|
4452 if (fr->fr_layout == FR_LEAF)
|
|
4453 {
|
|
4454 wp = fr->fr_win;
|
|
4455 if (wp->w_status_height != 0 && !statusline)
|
|
4456 {
|
|
4457 /* remove status line */
|
|
4458 win_new_height(wp, wp->w_height + 1);
|
|
4459 wp->w_status_height = 0;
|
|
4460 comp_col();
|
|
4461 }
|
|
4462 else if (wp->w_status_height == 0 && statusline)
|
|
4463 {
|
|
4464 /* Find a frame to take a line from. */
|
|
4465 fp = fr;
|
|
4466 while (fp->fr_height <= frame_minheight(fp, NULL))
|
|
4467 {
|
|
4468 if (fp == topframe)
|
|
4469 {
|
|
4470 EMSG(_(e_noroom));
|
|
4471 return;
|
|
4472 }
|
|
4473 /* In a column of frames: go to frame above. If already at
|
|
4474 * the top or in a row of frames: go to parent. */
|
|
4475 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL)
|
|
4476 fp = fp->fr_prev;
|
|
4477 else
|
|
4478 fp = fp->fr_parent;
|
|
4479 }
|
|
4480 wp->w_status_height = 1;
|
|
4481 if (fp != fr)
|
|
4482 {
|
|
4483 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE);
|
|
4484 frame_fix_height(wp);
|
|
4485 (void)win_comp_pos();
|
|
4486 }
|
|
4487 else
|
|
4488 win_new_height(wp, wp->w_height - 1);
|
|
4489 comp_col();
|
|
4490 redraw_all_later(NOT_VALID);
|
|
4491 }
|
|
4492 }
|
|
4493 #ifdef FEAT_VERTSPLIT
|
|
4494 else if (fr->fr_layout == FR_ROW)
|
|
4495 {
|
|
4496 /* vertically split windows, set status line for each one */
|
|
4497 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next)
|
|
4498 last_status_rec(fp, statusline);
|
|
4499 }
|
|
4500 #endif
|
|
4501 else
|
|
4502 {
|
|
4503 /* horizontally split window, set status line for last one */
|
|
4504 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next)
|
|
4505 ;
|
|
4506 last_status_rec(fp, statusline);
|
|
4507 }
|
|
4508 }
|
|
4509
|
|
4510 #endif /* FEAT_WINDOWS */
|
|
4511
|
|
4512 #if defined(FEAT_SEARCHPATH) || defined(PROTO)
|
|
4513 /*
|
344
|
4514 * Get the file name at the cursor.
|
|
4515 * If Visual mode is active, use the selected text if it's in one line.
|
|
4516 * Returns the name in allocated memory, NULL for failure.
|
|
4517 */
|
|
4518 char_u *
|
|
4519 grab_file_name(count)
|
|
4520 long count;
|
|
4521 {
|
|
4522 # ifdef FEAT_VISUAL
|
|
4523 if (VIsual_active)
|
|
4524 {
|
|
4525 int len;
|
|
4526 char_u *ptr;
|
|
4527
|
|
4528 if (get_visual_text(NULL, &ptr, &len) == FAIL)
|
|
4529 return NULL;
|
|
4530 return find_file_name_in_path(ptr, len,
|
|
4531 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname);
|
|
4532 }
|
|
4533 # endif
|
|
4534 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count);
|
|
4535 }
|
|
4536
|
|
4537 /*
|
7
|
4538 * Return the file name under or after the cursor.
|
|
4539 *
|
|
4540 * The 'path' option is searched if the file name is not absolute.
|
|
4541 * The string returned has been alloc'ed and should be freed by the caller.
|
|
4542 * NULL is returned if the file name or file is not found.
|
|
4543 *
|
|
4544 * options:
|
|
4545 * FNAME_MESS give error messages
|
|
4546 * FNAME_EXP expand to path
|
|
4547 * FNAME_HYP check for hypertext link
|
|
4548 * FNAME_INCL apply "includeexpr"
|
|
4549 */
|
|
4550 char_u *
|
|
4551 file_name_at_cursor(options, count)
|
|
4552 int options;
|
|
4553 long count;
|
|
4554 {
|
|
4555 return file_name_in_line(ml_get_curline(),
|
|
4556 curwin->w_cursor.col, options, count, curbuf->b_ffname);
|
|
4557 }
|
|
4558
|
|
4559 /*
|
|
4560 * Return the name of the file under or after ptr[col].
|
|
4561 * Otherwise like file_name_at_cursor().
|
|
4562 */
|
|
4563 char_u *
|
|
4564 file_name_in_line(line, col, options, count, rel_fname)
|
|
4565 char_u *line;
|
|
4566 int col;
|
|
4567 int options;
|
|
4568 long count;
|
|
4569 char_u *rel_fname; /* file we are searching relative to */
|
|
4570 {
|
|
4571 char_u *ptr;
|
|
4572 int len;
|
|
4573
|
|
4574 /*
|
|
4575 * search forward for what could be the start of a file name
|
|
4576 */
|
|
4577 ptr = line + col;
|
|
4578 while (*ptr != NUL && !vim_isfilec(*ptr))
|
345
|
4579 mb_ptr_adv(ptr);
|
7
|
4580 if (*ptr == NUL) /* nothing found */
|
|
4581 {
|
|
4582 if (options & FNAME_MESS)
|
|
4583 EMSG(_("E446: No file name under cursor"));
|
|
4584 return NULL;
|
|
4585 }
|
|
4586
|
|
4587 /*
|
|
4588 * Search backward for first char of the file name.
|
|
4589 * Go one char back to ":" before "//" even when ':' is not in 'isfname'.
|
|
4590 */
|
|
4591 while (ptr > line)
|
|
4592 {
|
|
4593 #ifdef FEAT_MBYTE
|
|
4594 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0)
|
|
4595 ptr -= len + 1;
|
|
4596 else
|
|
4597 #endif
|
|
4598 if (vim_isfilec(ptr[-1])
|
|
4599 || ((options & FNAME_HYP) && path_is_url(ptr - 1)))
|
|
4600 --ptr;
|
|
4601 else
|
|
4602 break;
|
|
4603 }
|
|
4604
|
|
4605 /*
|
|
4606 * Search forward for the last char of the file name.
|
|
4607 * Also allow "://" when ':' is not in 'isfname'.
|
|
4608 */
|
|
4609 len = 0;
|
|
4610 while (vim_isfilec(ptr[len])
|
|
4611 || ((options & FNAME_HYP) && path_is_url(ptr + len)))
|
|
4612 #ifdef FEAT_MBYTE
|
|
4613 if (has_mbyte)
|
474
|
4614 len += (*mb_ptr2len)(ptr + len);
|
7
|
4615 else
|
|
4616 #endif
|
|
4617 ++len;
|
|
4618
|
|
4619 /*
|
|
4620 * If there is trailing punctuation, remove it.
|
|
4621 * But don't remove "..", could be a directory name.
|
|
4622 */
|
|
4623 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL
|
|
4624 && ptr[len - 2] != '.')
|
|
4625 --len;
|
|
4626
|
|
4627 return find_file_name_in_path(ptr, len, options, count, rel_fname);
|
|
4628 }
|
|
4629
|
|
4630 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4631 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len));
|
|
4632
|
|
4633 static char_u *
|
|
4634 eval_includeexpr(ptr, len)
|
|
4635 char_u *ptr;
|
|
4636 int len;
|
|
4637 {
|
|
4638 char_u *res;
|
|
4639
|
|
4640 set_vim_var_string(VV_FNAME, ptr, len);
|
|
4641 res = eval_to_string_safe(curbuf->b_p_inex, NULL);
|
|
4642 set_vim_var_string(VV_FNAME, NULL, 0);
|
|
4643 return res;
|
|
4644 }
|
|
4645 #endif
|
|
4646
|
|
4647 /*
|
|
4648 * Return the name of the file ptr[len] in 'path'.
|
|
4649 * Otherwise like file_name_at_cursor().
|
|
4650 */
|
|
4651 char_u *
|
|
4652 find_file_name_in_path(ptr, len, options, count, rel_fname)
|
|
4653 char_u *ptr;
|
|
4654 int len;
|
|
4655 int options;
|
|
4656 long count;
|
|
4657 char_u *rel_fname; /* file we are searching relative to */
|
|
4658 {
|
|
4659 char_u *file_name;
|
|
4660 int c;
|
|
4661 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4662 char_u *tofree = NULL;
|
|
4663
|
|
4664 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
4665 {
|
|
4666 tofree = eval_includeexpr(ptr, len);
|
|
4667 if (tofree != NULL)
|
|
4668 {
|
|
4669 ptr = tofree;
|
|
4670 len = (int)STRLEN(ptr);
|
|
4671 }
|
|
4672 }
|
|
4673 # endif
|
|
4674
|
|
4675 if (options & FNAME_EXP)
|
|
4676 {
|
|
4677 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
4678 TRUE, rel_fname);
|
|
4679
|
|
4680 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4681 /*
|
|
4682 * If the file could not be found in a normal way, try applying
|
|
4683 * 'includeexpr' (unless done already).
|
|
4684 */
|
|
4685 if (file_name == NULL
|
|
4686 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
4687 {
|
|
4688 tofree = eval_includeexpr(ptr, len);
|
|
4689 if (tofree != NULL)
|
|
4690 {
|
|
4691 ptr = tofree;
|
|
4692 len = (int)STRLEN(ptr);
|
|
4693 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
4694 TRUE, rel_fname);
|
|
4695 }
|
|
4696 }
|
|
4697 # endif
|
|
4698 if (file_name == NULL && (options & FNAME_MESS))
|
|
4699 {
|
|
4700 c = ptr[len];
|
|
4701 ptr[len] = NUL;
|
|
4702 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr);
|
|
4703 ptr[len] = c;
|
|
4704 }
|
|
4705
|
|
4706 /* Repeat finding the file "count" times. This matters when it
|
|
4707 * appears several times in the path. */
|
|
4708 while (file_name != NULL && --count > 0)
|
|
4709 {
|
|
4710 vim_free(file_name);
|
|
4711 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname);
|
|
4712 }
|
|
4713 }
|
|
4714 else
|
|
4715 file_name = vim_strnsave(ptr, len);
|
|
4716
|
|
4717 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4718 vim_free(tofree);
|
|
4719 # endif
|
|
4720
|
|
4721 return file_name;
|
|
4722 }
|
|
4723 #endif /* FEAT_SEARCHPATH */
|
|
4724
|
|
4725 /*
|
|
4726 * Check if the "://" of a URL is at the pointer, return URL_SLASH.
|
|
4727 * Also check for ":\\", which MS Internet Explorer accepts, return
|
|
4728 * URL_BACKSLASH.
|
|
4729 */
|
|
4730 static int
|
|
4731 path_is_url(p)
|
|
4732 char_u *p;
|
|
4733 {
|
|
4734 if (STRNCMP(p, "://", (size_t)3) == 0)
|
|
4735 return URL_SLASH;
|
|
4736 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0)
|
|
4737 return URL_BACKSLASH;
|
|
4738 return 0;
|
|
4739 }
|
|
4740
|
|
4741 /*
|
|
4742 * Check if "fname" starts with "name://". Return URL_SLASH if it does.
|
|
4743 * Return URL_BACKSLASH for "name:\\".
|
|
4744 * Return zero otherwise.
|
|
4745 */
|
|
4746 int
|
|
4747 path_with_url(fname)
|
|
4748 char_u *fname;
|
|
4749 {
|
|
4750 char_u *p;
|
|
4751
|
|
4752 for (p = fname; isalpha(*p); ++p)
|
|
4753 ;
|
|
4754 return path_is_url(p);
|
|
4755 }
|
|
4756
|
|
4757 /*
|
|
4758 * Return TRUE if "name" is a full (absolute) path name or URL.
|
|
4759 */
|
|
4760 int
|
|
4761 vim_isAbsName(name)
|
|
4762 char_u *name;
|
|
4763 {
|
|
4764 return (path_with_url(name) != 0 || mch_isFullName(name));
|
|
4765 }
|
|
4766
|
|
4767 /*
|
|
4768 * Get absolute file name into buffer 'buf' of length 'len' bytes.
|
|
4769 *
|
|
4770 * return FAIL for failure, OK otherwise
|
|
4771 */
|
|
4772 int
|
|
4773 vim_FullName(fname, buf, len, force)
|
|
4774 char_u *fname, *buf;
|
|
4775 int len;
|
|
4776 int force;
|
|
4777 {
|
|
4778 int retval = OK;
|
|
4779 int url;
|
|
4780
|
|
4781 *buf = NUL;
|
|
4782 if (fname == NULL)
|
|
4783 return FAIL;
|
|
4784
|
|
4785 url = path_with_url(fname);
|
|
4786 if (!url)
|
|
4787 retval = mch_FullName(fname, buf, len, force);
|
|
4788 if (url || retval == FAIL)
|
|
4789 {
|
|
4790 /* something failed; use the file name (truncate when too long) */
|
416
|
4791 vim_strncpy(buf, fname, len - 1);
|
7
|
4792 }
|
|
4793 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN)
|
|
4794 slash_adjust(buf);
|
|
4795 #endif
|
|
4796 return retval;
|
|
4797 }
|
|
4798
|
|
4799 /*
|
|
4800 * Return the minimal number of rows that is needed on the screen to display
|
|
4801 * the current number of windows.
|
|
4802 */
|
|
4803 int
|
|
4804 min_rows()
|
|
4805 {
|
|
4806 int total;
|
|
4807
|
|
4808 if (firstwin == NULL) /* not initialized yet */
|
|
4809 return MIN_LINES;
|
|
4810
|
|
4811 total = 1; /* count the room for the command line */
|
|
4812 #ifdef FEAT_WINDOWS
|
|
4813 total += frame_minheight(topframe, NULL);
|
|
4814 #else
|
|
4815 total += 1; /* at least one window should have a line! */
|
|
4816 #endif
|
|
4817 return total;
|
|
4818 }
|
|
4819
|
|
4820 /*
|
|
4821 * Return TRUE if there is only one window, not counting a help or preview
|
|
4822 * window, unless it is the current window.
|
|
4823 */
|
|
4824 int
|
|
4825 only_one_window()
|
|
4826 {
|
|
4827 #ifdef FEAT_WINDOWS
|
|
4828 int count = 0;
|
|
4829 win_T *wp;
|
|
4830
|
|
4831 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
144
|
4832 if (!((wp->w_buffer->b_help && !curbuf->b_help)
|
7
|
4833 # ifdef FEAT_QUICKFIX
|
|
4834 || wp->w_p_pvw
|
|
4835 # endif
|
|
4836 ) || wp == curwin)
|
|
4837 ++count;
|
|
4838 return (count <= 1);
|
|
4839 #else
|
|
4840 return TRUE;
|
|
4841 #endif
|
|
4842 }
|
|
4843
|
|
4844 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
4845 /*
|
|
4846 * Correct the cursor line number in other windows. Used after changing the
|
|
4847 * current buffer, and before applying autocommands.
|
|
4848 * When "do_curwin" is TRUE, also check current window.
|
|
4849 */
|
|
4850 void
|
|
4851 check_lnums(do_curwin)
|
|
4852 int do_curwin;
|
|
4853 {
|
|
4854 win_T *wp;
|
|
4855
|
|
4856 #ifdef FEAT_WINDOWS
|
|
4857 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
4858 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf)
|
|
4859 #else
|
|
4860 wp = curwin;
|
|
4861 if (do_curwin)
|
|
4862 #endif
|
|
4863 {
|
|
4864 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count)
|
|
4865 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count;
|
|
4866 if (wp->w_topline > curbuf->b_ml.ml_line_count)
|
|
4867 wp->w_topline = curbuf->b_ml.ml_line_count;
|
|
4868 }
|
|
4869 }
|
|
4870 #endif
|
|
4871
|
|
4872 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4873
|
|
4874 /*
|
|
4875 * A snapshot of the window sizes, to restore them after closing the help
|
|
4876 * window.
|
|
4877 * Only these fields are used:
|
|
4878 * fr_layout
|
|
4879 * fr_width
|
|
4880 * fr_height
|
|
4881 * fr_next
|
|
4882 * fr_child
|
|
4883 * fr_win (only valid for the old curwin, NULL otherwise)
|
|
4884 */
|
|
4885 static frame_T *snapshot = NULL;
|
|
4886
|
|
4887 /*
|
|
4888 * Create a snapshot of the current frame sizes.
|
|
4889 */
|
|
4890 static void
|
|
4891 make_snapshot()
|
|
4892 {
|
|
4893 clear_snapshot();
|
|
4894 make_snapshot_rec(topframe, &snapshot);
|
|
4895 }
|
|
4896
|
|
4897 static void
|
|
4898 make_snapshot_rec(fr, frp)
|
|
4899 frame_T *fr;
|
|
4900 frame_T **frp;
|
|
4901 {
|
|
4902 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
4903 if (*frp == NULL)
|
|
4904 return;
|
|
4905 (*frp)->fr_layout = fr->fr_layout;
|
|
4906 # ifdef FEAT_VERTSPLIT
|
|
4907 (*frp)->fr_width = fr->fr_width;
|
|
4908 # endif
|
|
4909 (*frp)->fr_height = fr->fr_height;
|
|
4910 if (fr->fr_next != NULL)
|
|
4911 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next));
|
|
4912 if (fr->fr_child != NULL)
|
|
4913 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child));
|
|
4914 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin)
|
|
4915 (*frp)->fr_win = curwin;
|
|
4916 }
|
|
4917
|
|
4918 /*
|
|
4919 * Remove any existing snapshot.
|
|
4920 */
|
|
4921 static void
|
|
4922 clear_snapshot()
|
|
4923 {
|
|
4924 clear_snapshot_rec(snapshot);
|
|
4925 snapshot = NULL;
|
|
4926 }
|
|
4927
|
|
4928 static void
|
|
4929 clear_snapshot_rec(fr)
|
|
4930 frame_T *fr;
|
|
4931 {
|
|
4932 if (fr != NULL)
|
|
4933 {
|
|
4934 clear_snapshot_rec(fr->fr_next);
|
|
4935 clear_snapshot_rec(fr->fr_child);
|
|
4936 vim_free(fr);
|
|
4937 }
|
|
4938 }
|
|
4939
|
|
4940 /*
|
|
4941 * Restore a previously created snapshot, if there is any.
|
|
4942 * This is only done if the screen size didn't change and the window layout is
|
|
4943 * still the same.
|
|
4944 */
|
|
4945 static void
|
|
4946 restore_snapshot(close_curwin)
|
|
4947 int close_curwin; /* closing current window */
|
|
4948 {
|
|
4949 win_T *wp;
|
|
4950
|
|
4951 if (snapshot != NULL
|
|
4952 # ifdef FEAT_VERTSPLIT
|
|
4953 && snapshot->fr_width == topframe->fr_width
|
|
4954 # endif
|
|
4955 && snapshot->fr_height == topframe->fr_height
|
|
4956 && check_snapshot_rec(snapshot, topframe) == OK)
|
|
4957 {
|
|
4958 wp = restore_snapshot_rec(snapshot, topframe);
|
|
4959 win_comp_pos();
|
|
4960 if (wp != NULL && close_curwin)
|
|
4961 win_goto(wp);
|
|
4962 redraw_all_later(CLEAR);
|
|
4963 }
|
|
4964 clear_snapshot();
|
|
4965 }
|
|
4966
|
|
4967 /*
|
|
4968 * Check if frames "sn" and "fr" have the same layout, same following frames
|
|
4969 * and same children.
|
|
4970 */
|
|
4971 static int
|
|
4972 check_snapshot_rec(sn, fr)
|
|
4973 frame_T *sn;
|
|
4974 frame_T *fr;
|
|
4975 {
|
|
4976 if (sn->fr_layout != fr->fr_layout
|
|
4977 || (sn->fr_next == NULL) != (fr->fr_next == NULL)
|
|
4978 || (sn->fr_child == NULL) != (fr->fr_child == NULL)
|
|
4979 || (sn->fr_next != NULL
|
|
4980 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL)
|
|
4981 || (sn->fr_child != NULL
|
|
4982 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL))
|
|
4983 return FAIL;
|
|
4984 return OK;
|
|
4985 }
|
|
4986
|
|
4987 /*
|
|
4988 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all
|
|
4989 * following frames and children.
|
|
4990 * Returns a pointer to the old current window, or NULL.
|
|
4991 */
|
|
4992 static win_T *
|
|
4993 restore_snapshot_rec(sn, fr)
|
|
4994 frame_T *sn;
|
|
4995 frame_T *fr;
|
|
4996 {
|
|
4997 win_T *wp = NULL;
|
|
4998 win_T *wp2;
|
|
4999
|
|
5000 fr->fr_height = sn->fr_height;
|
|
5001 # ifdef FEAT_VERTSPLIT
|
|
5002 fr->fr_width = sn->fr_width;
|
|
5003 # endif
|
|
5004 if (fr->fr_layout == FR_LEAF)
|
|
5005 {
|
|
5006 frame_new_height(fr, fr->fr_height, FALSE, FALSE);
|
|
5007 # ifdef FEAT_VERTSPLIT
|
|
5008 frame_new_width(fr, fr->fr_width, FALSE);
|
|
5009 # endif
|
|
5010 wp = sn->fr_win;
|
|
5011 }
|
|
5012 if (sn->fr_next != NULL)
|
|
5013 {
|
|
5014 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next);
|
|
5015 if (wp2 != NULL)
|
|
5016 wp = wp2;
|
|
5017 }
|
|
5018 if (sn->fr_child != NULL)
|
|
5019 {
|
|
5020 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child);
|
|
5021 if (wp2 != NULL)
|
|
5022 wp = wp2;
|
|
5023 }
|
|
5024 return wp;
|
|
5025 }
|
|
5026
|
|
5027 #endif
|
|
5028
|
|
5029 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO)
|
|
5030 /*
|
|
5031 * Return TRUE if there is any vertically split window.
|
|
5032 */
|
|
5033 int
|
|
5034 win_hasvertsplit()
|
|
5035 {
|
|
5036 frame_T *fr;
|
|
5037
|
|
5038 if (topframe->fr_layout == FR_ROW)
|
|
5039 return TRUE;
|
|
5040
|
|
5041 if (topframe->fr_layout == FR_COL)
|
|
5042 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next)
|
|
5043 if (fr->fr_layout == FR_ROW)
|
|
5044 return TRUE;
|
|
5045
|
|
5046 return FALSE;
|
|
5047 }
|
|
5048 #endif
|