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
|
|
1958 /* reduce the reference count to the argument list. */
|
|
1959 alist_unlink(win->w_alist);
|
|
1960
|
|
1961 /* remove the window and its frame from the tree of frames. */
|
|
1962 frp = win->w_frame;
|
|
1963 wp = winframe_remove(win, dirp);
|
|
1964 vim_free(frp);
|
|
1965 win_free(win);
|
|
1966
|
|
1967 return wp;
|
|
1968 }
|
|
1969
|
|
1970 #if defined(EXITFREE) || defined(PROTO)
|
|
1971 void
|
|
1972 win_free_all()
|
|
1973 {
|
|
1974 int dummy;
|
|
1975
|
|
1976 while (firstwin != NULL)
|
|
1977 (void)win_free_mem(firstwin, &dummy);
|
|
1978 }
|
|
1979 #endif
|
|
1980
|
|
1981 /*
|
7
|
1982 * Remove a window and its frame from the tree of frames.
|
|
1983 * Returns a pointer to the window that got the freed up space.
|
|
1984 */
|
|
1985 /*ARGSUSED*/
|
|
1986 static win_T *
|
|
1987 winframe_remove(win, dirp)
|
|
1988 win_T *win;
|
|
1989 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */
|
|
1990 {
|
|
1991 frame_T *frp, *frp2, *frp3;
|
|
1992 frame_T *frp_close = win->w_frame;
|
|
1993 win_T *wp;
|
|
1994 int old_height = 0;
|
|
1995
|
|
1996 /*
|
|
1997 * Remove the window from its frame.
|
|
1998 */
|
|
1999 frp2 = win_altframe(win);
|
355
|
2000 if (frp2 == NULL)
|
|
2001 return NULL; /* deleted the last frame */
|
|
2002
|
7
|
2003 wp = frame2win(frp2);
|
|
2004
|
|
2005 /* Remove this frame from the list of frames. */
|
|
2006 frame_remove(frp_close);
|
|
2007
|
|
2008 #ifdef FEAT_VERTSPLIT
|
|
2009 if (frp_close->fr_parent->fr_layout == FR_COL)
|
|
2010 {
|
|
2011 #endif
|
|
2012 /* When 'winfixheight' is set, remember its old size and restore
|
|
2013 * it later (it's a simplistic solution...). Don't do this if the
|
|
2014 * window will occupy the full height of the screen. */
|
|
2015 if (frp2->fr_win != NULL
|
|
2016 && (frp2->fr_next != NULL || frp2->fr_prev != NULL)
|
|
2017 && frp2->fr_win->w_p_wfh)
|
|
2018 old_height = frp2->fr_win->w_height;
|
|
2019 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height,
|
|
2020 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE);
|
|
2021 if (old_height != 0)
|
|
2022 win_setheight_win(old_height, frp2->fr_win);
|
|
2023 #ifdef FEAT_VERTSPLIT
|
|
2024 *dirp = 'v';
|
|
2025 }
|
|
2026 else
|
|
2027 {
|
|
2028 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width,
|
|
2029 frp2 == frp_close->fr_next ? TRUE : FALSE);
|
|
2030 *dirp = 'h';
|
|
2031 }
|
|
2032 #endif
|
|
2033
|
|
2034 /* If rows/columns go to a window below/right its positions need to be
|
|
2035 * updated. Can only be done after the sizes have been updated. */
|
|
2036 if (frp2 == frp_close->fr_next)
|
|
2037 {
|
|
2038 int row = win->w_winrow;
|
|
2039 int col = W_WINCOL(win);
|
|
2040
|
|
2041 frame_comp_pos(frp2, &row, &col);
|
|
2042 }
|
|
2043
|
|
2044 if (frp2->fr_next == NULL && frp2->fr_prev == NULL)
|
|
2045 {
|
|
2046 /* There is no other frame in this list, move its info to the parent
|
|
2047 * and remove it. */
|
|
2048 frp2->fr_parent->fr_layout = frp2->fr_layout;
|
|
2049 frp2->fr_parent->fr_child = frp2->fr_child;
|
|
2050 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2051 frp->fr_parent = frp2->fr_parent;
|
|
2052 frp2->fr_parent->fr_win = frp2->fr_win;
|
|
2053 if (frp2->fr_win != NULL)
|
|
2054 frp2->fr_win->w_frame = frp2->fr_parent;
|
|
2055 frp = frp2->fr_parent;
|
|
2056 vim_free(frp2);
|
|
2057
|
|
2058 frp2 = frp->fr_parent;
|
|
2059 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout)
|
|
2060 {
|
|
2061 /* The frame above the parent has the same layout, have to merge
|
|
2062 * the frames into this list. */
|
|
2063 if (frp2->fr_child == frp)
|
|
2064 frp2->fr_child = frp->fr_child;
|
|
2065 frp->fr_child->fr_prev = frp->fr_prev;
|
|
2066 if (frp->fr_prev != NULL)
|
|
2067 frp->fr_prev->fr_next = frp->fr_child;
|
|
2068 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next)
|
|
2069 {
|
|
2070 frp3->fr_parent = frp2;
|
|
2071 if (frp3->fr_next == NULL)
|
|
2072 {
|
|
2073 frp3->fr_next = frp->fr_next;
|
|
2074 if (frp->fr_next != NULL)
|
|
2075 frp->fr_next->fr_prev = frp3;
|
|
2076 break;
|
|
2077 }
|
|
2078 }
|
|
2079 vim_free(frp);
|
|
2080 }
|
|
2081 }
|
|
2082
|
|
2083 return wp;
|
|
2084 }
|
|
2085
|
|
2086 /*
|
|
2087 * Find out which frame is going to get the freed up space when "win" is
|
|
2088 * closed.
|
|
2089 * if 'splitbelow'/'splitleft' the space goes to the window above/left.
|
|
2090 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right.
|
|
2091 * This makes opening a window and closing it immediately keep the same window
|
|
2092 * layout.
|
|
2093 */
|
|
2094 static frame_T *
|
|
2095 win_altframe(win)
|
|
2096 win_T *win;
|
|
2097 {
|
|
2098 frame_T *frp;
|
|
2099 int b;
|
|
2100
|
|
2101 frp = win->w_frame;
|
|
2102 #ifdef FEAT_VERTSPLIT
|
355
|
2103 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW)
|
7
|
2104 b = p_spr;
|
|
2105 else
|
|
2106 #endif
|
|
2107 b = p_sb;
|
|
2108 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL)
|
|
2109 return frp->fr_next;
|
|
2110 return frp->fr_prev;
|
|
2111 }
|
|
2112
|
|
2113 /*
|
|
2114 * Find the left-upper window in frame "frp".
|
|
2115 */
|
|
2116 static win_T *
|
|
2117 frame2win(frp)
|
|
2118 frame_T *frp;
|
|
2119 {
|
|
2120 while (frp->fr_win == NULL)
|
|
2121 frp = frp->fr_child;
|
|
2122 return frp->fr_win;
|
|
2123 }
|
|
2124
|
|
2125 /*
|
|
2126 * Return TRUE if frame "frp" contains window "wp".
|
|
2127 */
|
|
2128 static int
|
|
2129 frame_has_win(frp, wp)
|
|
2130 frame_T *frp;
|
|
2131 win_T *wp;
|
|
2132 {
|
|
2133 frame_T *p;
|
|
2134
|
|
2135 if (frp->fr_layout == FR_LEAF)
|
|
2136 return frp->fr_win == wp;
|
|
2137
|
|
2138 for (p = frp->fr_child; p != NULL; p = p->fr_next)
|
|
2139 if (frame_has_win(p, wp))
|
|
2140 return TRUE;
|
|
2141 return FALSE;
|
|
2142 }
|
|
2143
|
|
2144 /*
|
|
2145 * Set a new height for a frame. Recursively sets the height for contained
|
|
2146 * frames and windows. Caller must take care of positions.
|
|
2147 */
|
|
2148 static void
|
|
2149 frame_new_height(topfrp, height, topfirst, wfh)
|
|
2150 frame_T *topfrp;
|
|
2151 int height;
|
|
2152 int topfirst; /* resize topmost contained frame first */
|
|
2153 int wfh; /* obey 'winfixheight' when there is a choice;
|
|
2154 may cause the height not to be set */
|
|
2155 {
|
|
2156 frame_T *frp;
|
|
2157 int extra_lines;
|
|
2158 int h;
|
|
2159
|
|
2160 if (topfrp->fr_win != NULL)
|
|
2161 {
|
|
2162 /* Simple case: just one window. */
|
|
2163 win_new_height(topfrp->fr_win,
|
|
2164 height - topfrp->fr_win->w_status_height);
|
|
2165 }
|
|
2166 #ifdef FEAT_VERTSPLIT
|
|
2167 else if (topfrp->fr_layout == FR_ROW)
|
|
2168 {
|
|
2169 do
|
|
2170 {
|
|
2171 /* All frames in this row get the same new height. */
|
|
2172 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2173 {
|
|
2174 frame_new_height(frp, height, topfirst, wfh);
|
|
2175 if (frp->fr_height > height)
|
|
2176 {
|
|
2177 /* Could not fit the windows, make the whole row higher. */
|
|
2178 height = frp->fr_height;
|
|
2179 break;
|
|
2180 }
|
|
2181 }
|
|
2182 }
|
|
2183 while (frp != NULL);
|
|
2184 }
|
|
2185 #endif
|
|
2186 else
|
|
2187 {
|
|
2188 /* Complicated case: Resize a column of frames. Resize the bottom
|
|
2189 * frame first, frames above that when needed. */
|
|
2190
|
|
2191 frp = topfrp->fr_child;
|
|
2192 if (wfh)
|
|
2193 /* Advance past frames with one window with 'wfh' set. */
|
|
2194 while (frame_fixed_height(frp))
|
|
2195 {
|
|
2196 frp = frp->fr_next;
|
|
2197 if (frp == NULL)
|
|
2198 return; /* no frame without 'wfh', give up */
|
|
2199 }
|
|
2200 if (!topfirst)
|
|
2201 {
|
|
2202 /* Find the bottom frame of this column */
|
|
2203 while (frp->fr_next != NULL)
|
|
2204 frp = frp->fr_next;
|
|
2205 if (wfh)
|
|
2206 /* Advance back for frames with one window with 'wfh' set. */
|
|
2207 while (frame_fixed_height(frp))
|
|
2208 frp = frp->fr_prev;
|
|
2209 }
|
|
2210
|
|
2211 extra_lines = height - topfrp->fr_height;
|
|
2212 if (extra_lines < 0)
|
|
2213 {
|
|
2214 /* reduce height of contained frames, bottom or top frame first */
|
|
2215 while (frp != NULL)
|
|
2216 {
|
|
2217 h = frame_minheight(frp, NULL);
|
|
2218 if (frp->fr_height + extra_lines < h)
|
|
2219 {
|
|
2220 extra_lines += frp->fr_height - h;
|
|
2221 frame_new_height(frp, h, topfirst, wfh);
|
|
2222 }
|
|
2223 else
|
|
2224 {
|
|
2225 frame_new_height(frp, frp->fr_height + extra_lines,
|
|
2226 topfirst, wfh);
|
|
2227 break;
|
|
2228 }
|
|
2229 if (topfirst)
|
|
2230 {
|
|
2231 do
|
|
2232 frp = frp->fr_next;
|
|
2233 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2234 }
|
|
2235 else
|
|
2236 {
|
|
2237 do
|
|
2238 frp = frp->fr_prev;
|
|
2239 while (wfh && frp != NULL && frame_fixed_height(frp));
|
|
2240 }
|
|
2241 /* Increase "height" if we could not reduce enough frames. */
|
|
2242 if (frp == NULL)
|
|
2243 height -= extra_lines;
|
|
2244 }
|
|
2245 }
|
|
2246 else if (extra_lines > 0)
|
|
2247 {
|
|
2248 /* increase height of bottom or top frame */
|
|
2249 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh);
|
|
2250 }
|
|
2251 }
|
|
2252 topfrp->fr_height = height;
|
|
2253 }
|
|
2254
|
|
2255 /*
|
|
2256 * Return TRUE if height of frame "frp" should not be changed because of
|
|
2257 * the 'winfixheight' option.
|
|
2258 */
|
|
2259 static int
|
|
2260 frame_fixed_height(frp)
|
|
2261 frame_T *frp;
|
|
2262 {
|
|
2263 /* frame with one window: fixed height if 'winfixheight' set. */
|
|
2264 if (frp->fr_win != NULL)
|
|
2265 return frp->fr_win->w_p_wfh;
|
|
2266
|
|
2267 if (frp->fr_layout == FR_ROW)
|
|
2268 {
|
|
2269 /* The frame is fixed height if one of the frames in the row is fixed
|
|
2270 * height. */
|
|
2271 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2272 if (frame_fixed_height(frp))
|
|
2273 return TRUE;
|
|
2274 return FALSE;
|
|
2275 }
|
|
2276
|
|
2277 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the
|
|
2278 * frames in the row are fixed height. */
|
|
2279 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2280 if (!frame_fixed_height(frp))
|
|
2281 return FALSE;
|
|
2282 return TRUE;
|
|
2283 }
|
|
2284
|
|
2285 #ifdef FEAT_VERTSPLIT
|
|
2286 /*
|
|
2287 * Add a status line to windows at the bottom of "frp".
|
|
2288 * Note: Does not check if there is room!
|
|
2289 */
|
|
2290 static void
|
|
2291 frame_add_statusline(frp)
|
|
2292 frame_T *frp;
|
|
2293 {
|
|
2294 win_T *wp;
|
|
2295
|
|
2296 if (frp->fr_layout == FR_LEAF)
|
|
2297 {
|
|
2298 wp = frp->fr_win;
|
|
2299 if (wp->w_status_height == 0)
|
|
2300 {
|
|
2301 if (wp->w_height > 0) /* don't make it negative */
|
|
2302 --wp->w_height;
|
|
2303 wp->w_status_height = STATUS_HEIGHT;
|
|
2304 }
|
|
2305 }
|
|
2306 else if (frp->fr_layout == FR_ROW)
|
|
2307 {
|
|
2308 /* Handle all the frames in the row. */
|
|
2309 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2310 frame_add_statusline(frp);
|
|
2311 }
|
|
2312 else /* frp->fr_layout == FR_COL */
|
|
2313 {
|
|
2314 /* Only need to handle the last frame in the column. */
|
|
2315 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next)
|
|
2316 ;
|
|
2317 frame_add_statusline(frp);
|
|
2318 }
|
|
2319 }
|
|
2320
|
|
2321 /*
|
|
2322 * Set width of a frame. Handles recursively going through contained frames.
|
|
2323 * May remove separator line for windows at the right side (for win_close()).
|
|
2324 */
|
|
2325 static void
|
|
2326 frame_new_width(topfrp, width, leftfirst)
|
|
2327 frame_T *topfrp;
|
|
2328 int width;
|
|
2329 int leftfirst; /* resize leftmost contained frame first */
|
|
2330 {
|
|
2331 frame_T *frp;
|
|
2332 int extra_cols;
|
|
2333 int w;
|
|
2334 win_T *wp;
|
|
2335
|
|
2336 if (topfrp->fr_layout == FR_LEAF)
|
|
2337 {
|
|
2338 /* Simple case: just one window. */
|
|
2339 wp = topfrp->fr_win;
|
|
2340 /* Find out if there are any windows right of this one. */
|
|
2341 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent)
|
|
2342 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL)
|
|
2343 break;
|
|
2344 if (frp->fr_parent == NULL)
|
|
2345 wp->w_vsep_width = 0;
|
|
2346 win_new_width(wp, width - wp->w_vsep_width);
|
|
2347 }
|
|
2348 else if (topfrp->fr_layout == FR_COL)
|
|
2349 {
|
|
2350 /* All frames in this column get the same new width. */
|
|
2351 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2352 frame_new_width(frp, width, leftfirst);
|
|
2353 }
|
|
2354 else /* fr_layout == FR_ROW */
|
|
2355 {
|
|
2356 /* Complicated case: Resize a row of frames. Resize the rightmost
|
|
2357 * frame first, frames left of it when needed. */
|
|
2358
|
|
2359 /* Find the rightmost frame of this row */
|
|
2360 frp = topfrp->fr_child;
|
|
2361 if (!leftfirst)
|
|
2362 while (frp->fr_next != NULL)
|
|
2363 frp = frp->fr_next;
|
|
2364
|
|
2365 extra_cols = width - topfrp->fr_width;
|
|
2366 if (extra_cols < 0)
|
|
2367 {
|
|
2368 /* reduce frame width, rightmost frame first */
|
|
2369 while (frp != NULL)
|
|
2370 {
|
|
2371 w = frame_minwidth(frp, NULL);
|
|
2372 if (frp->fr_width + extra_cols < w)
|
|
2373 {
|
|
2374 extra_cols += frp->fr_width - w;
|
|
2375 frame_new_width(frp, w, leftfirst);
|
|
2376 }
|
|
2377 else
|
|
2378 {
|
|
2379 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2380 break;
|
|
2381 }
|
|
2382 if (leftfirst)
|
|
2383 frp = frp->fr_next;
|
|
2384 else
|
|
2385 frp = frp->fr_prev;
|
|
2386 }
|
|
2387 }
|
|
2388 else if (extra_cols > 0)
|
|
2389 {
|
|
2390 /* increase width of rightmost frame */
|
|
2391 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst);
|
|
2392 }
|
|
2393 }
|
|
2394 topfrp->fr_width = width;
|
|
2395 }
|
|
2396
|
|
2397 /*
|
|
2398 * Add the vertical separator to windows at the right side of "frp".
|
|
2399 * Note: Does not check if there is room!
|
|
2400 */
|
|
2401 static void
|
|
2402 frame_add_vsep(frp)
|
|
2403 frame_T *frp;
|
|
2404 {
|
|
2405 win_T *wp;
|
|
2406
|
|
2407 if (frp->fr_layout == FR_LEAF)
|
|
2408 {
|
|
2409 wp = frp->fr_win;
|
|
2410 if (wp->w_vsep_width == 0)
|
|
2411 {
|
|
2412 if (wp->w_width > 0) /* don't make it negative */
|
|
2413 --wp->w_width;
|
|
2414 wp->w_vsep_width = 1;
|
|
2415 }
|
|
2416 }
|
|
2417 else if (frp->fr_layout == FR_COL)
|
|
2418 {
|
|
2419 /* Handle all the frames in the column. */
|
|
2420 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2421 frame_add_vsep(frp);
|
|
2422 }
|
|
2423 else /* frp->fr_layout == FR_ROW */
|
|
2424 {
|
|
2425 /* Only need to handle the last frame in the row. */
|
|
2426 frp = frp->fr_child;
|
|
2427 while (frp->fr_next != NULL)
|
|
2428 frp = frp->fr_next;
|
|
2429 frame_add_vsep(frp);
|
|
2430 }
|
|
2431 }
|
|
2432
|
|
2433 /*
|
|
2434 * Set frame width from the window it contains.
|
|
2435 */
|
|
2436 static void
|
|
2437 frame_fix_width(wp)
|
|
2438 win_T *wp;
|
|
2439 {
|
|
2440 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width;
|
|
2441 }
|
|
2442 #endif
|
|
2443
|
|
2444 /*
|
|
2445 * Set frame height from the window it contains.
|
|
2446 */
|
|
2447 static void
|
|
2448 frame_fix_height(wp)
|
|
2449 win_T *wp;
|
|
2450 {
|
|
2451 wp->w_frame->fr_height = wp->w_height + wp->w_status_height;
|
|
2452 }
|
|
2453
|
|
2454 /*
|
|
2455 * Compute the minimal height for frame "topfrp".
|
|
2456 * Uses the 'winminheight' option.
|
|
2457 * When "next_curwin" isn't NULL, use p_wh for this window.
|
|
2458 * When "next_curwin" is NOWIN, don't use at least one line for the current
|
|
2459 * window.
|
|
2460 */
|
|
2461 static int
|
|
2462 frame_minheight(topfrp, next_curwin)
|
|
2463 frame_T *topfrp;
|
|
2464 win_T *next_curwin;
|
|
2465 {
|
|
2466 frame_T *frp;
|
|
2467 int m;
|
|
2468 #ifdef FEAT_VERTSPLIT
|
|
2469 int n;
|
|
2470 #endif
|
|
2471
|
|
2472 if (topfrp->fr_win != NULL)
|
|
2473 {
|
|
2474 if (topfrp->fr_win == next_curwin)
|
|
2475 m = p_wh + topfrp->fr_win->w_status_height;
|
|
2476 else
|
|
2477 {
|
|
2478 /* window: minimal height of the window plus status line */
|
|
2479 m = p_wmh + topfrp->fr_win->w_status_height;
|
|
2480 /* Current window is minimal one line high */
|
|
2481 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2482 ++m;
|
|
2483 }
|
|
2484 }
|
|
2485 #ifdef FEAT_VERTSPLIT
|
|
2486 else if (topfrp->fr_layout == FR_ROW)
|
|
2487 {
|
|
2488 /* get the minimal height from each frame in this row */
|
|
2489 m = 0;
|
|
2490 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2491 {
|
|
2492 n = frame_minheight(frp, next_curwin);
|
|
2493 if (n > m)
|
|
2494 m = n;
|
|
2495 }
|
|
2496 }
|
|
2497 #endif
|
|
2498 else
|
|
2499 {
|
|
2500 /* Add up the minimal heights for all frames in this column. */
|
|
2501 m = 0;
|
|
2502 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2503 m += frame_minheight(frp, next_curwin);
|
|
2504 }
|
|
2505
|
|
2506 return m;
|
|
2507 }
|
|
2508
|
|
2509 #ifdef FEAT_VERTSPLIT
|
|
2510 /*
|
|
2511 * Compute the minimal width for frame "topfrp".
|
|
2512 * When "next_curwin" isn't NULL, use p_wiw for this window.
|
|
2513 * When "next_curwin" is NOWIN, don't use at least one column for the current
|
|
2514 * window.
|
|
2515 */
|
|
2516 static int
|
|
2517 frame_minwidth(topfrp, next_curwin)
|
|
2518 frame_T *topfrp;
|
|
2519 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */
|
|
2520 {
|
|
2521 frame_T *frp;
|
|
2522 int m, n;
|
|
2523
|
|
2524 if (topfrp->fr_win != NULL)
|
|
2525 {
|
|
2526 if (topfrp->fr_win == next_curwin)
|
|
2527 m = p_wiw + topfrp->fr_win->w_vsep_width;
|
|
2528 else
|
|
2529 {
|
|
2530 /* window: minimal width of the window plus separator column */
|
|
2531 m = p_wmw + topfrp->fr_win->w_vsep_width;
|
|
2532 /* Current window is minimal one column wide */
|
|
2533 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
|
|
2534 ++m;
|
|
2535 }
|
|
2536 }
|
|
2537 else if (topfrp->fr_layout == FR_COL)
|
|
2538 {
|
|
2539 /* get the minimal width from each frame in this column */
|
|
2540 m = 0;
|
|
2541 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2542 {
|
|
2543 n = frame_minwidth(frp, next_curwin);
|
|
2544 if (n > m)
|
|
2545 m = n;
|
|
2546 }
|
|
2547 }
|
|
2548 else
|
|
2549 {
|
|
2550 /* Add up the minimal widths for all frames in this row. */
|
|
2551 m = 0;
|
|
2552 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
2553 m += frame_minwidth(frp, next_curwin);
|
|
2554 }
|
|
2555
|
|
2556 return m;
|
|
2557 }
|
|
2558 #endif
|
|
2559
|
|
2560
|
|
2561 /*
|
|
2562 * Try to close all windows except current one.
|
|
2563 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is
|
|
2564 * used and the buffer was modified.
|
|
2565 *
|
|
2566 * Used by ":bdel" and ":only".
|
|
2567 */
|
|
2568 void
|
|
2569 close_others(message, forceit)
|
|
2570 int message;
|
|
2571 int forceit; /* always hide all other windows */
|
|
2572 {
|
|
2573 win_T *wp;
|
|
2574 win_T *nextwp;
|
|
2575 int r;
|
|
2576
|
|
2577 if (lastwin == firstwin)
|
|
2578 {
|
|
2579 if (message
|
|
2580 #ifdef FEAT_AUTOCMD
|
|
2581 && !autocmd_busy
|
|
2582 #endif
|
|
2583 )
|
|
2584 MSG(_("Already only one window"));
|
|
2585 return;
|
|
2586 }
|
|
2587
|
|
2588 /* Be very careful here: autocommands may change the window layout. */
|
|
2589 for (wp = firstwin; win_valid(wp); wp = nextwp)
|
|
2590 {
|
|
2591 nextwp = wp->w_next;
|
|
2592 if (wp != curwin) /* don't close current window */
|
|
2593 {
|
|
2594
|
|
2595 /* Check if it's allowed to abandon this window */
|
|
2596 r = can_abandon(wp->w_buffer, forceit);
|
|
2597 #ifdef FEAT_AUTOCMD
|
|
2598 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2599 {
|
|
2600 nextwp = firstwin;
|
|
2601 continue;
|
|
2602 }
|
|
2603 #endif
|
|
2604 if (!r)
|
|
2605 {
|
|
2606 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
2607 if (message && (p_confirm || cmdmod.confirm) && p_write)
|
|
2608 {
|
|
2609 dialog_changed(wp->w_buffer, FALSE);
|
|
2610 # ifdef FEAT_AUTOCMD
|
|
2611 if (!win_valid(wp)) /* autocommands messed wp up */
|
|
2612 {
|
|
2613 nextwp = firstwin;
|
|
2614 continue;
|
|
2615 }
|
|
2616 # endif
|
|
2617 }
|
|
2618 if (bufIsChanged(wp->w_buffer))
|
|
2619 #endif
|
|
2620 continue;
|
|
2621 }
|
|
2622 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer));
|
|
2623 }
|
|
2624 }
|
|
2625
|
|
2626 /*
|
|
2627 * If current window has a status line and we don't want one,
|
|
2628 * remove the status line.
|
|
2629 */
|
|
2630 if (lastwin != firstwin)
|
|
2631 EMSG(_("E445: Other window contains changes"));
|
|
2632 }
|
|
2633
|
|
2634 #endif /* FEAT_WINDOWS */
|
|
2635
|
|
2636 /*
|
|
2637 * init the cursor in the window
|
|
2638 *
|
|
2639 * called when a new file is being edited
|
|
2640 */
|
|
2641 void
|
|
2642 win_init(wp)
|
|
2643 win_T *wp;
|
|
2644 {
|
|
2645 redraw_win_later(wp, NOT_VALID);
|
|
2646 wp->w_lines_valid = 0;
|
|
2647 wp->w_cursor.lnum = 1;
|
|
2648 wp->w_curswant = wp->w_cursor.col = 0;
|
|
2649 #ifdef FEAT_VIRTUALEDIT
|
|
2650 wp->w_cursor.coladd = 0;
|
|
2651 #endif
|
|
2652 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */
|
|
2653 wp->w_pcmark.col = 0;
|
|
2654 wp->w_prev_pcmark.lnum = 0;
|
|
2655 wp->w_prev_pcmark.col = 0;
|
|
2656 wp->w_topline = 1;
|
|
2657 #ifdef FEAT_DIFF
|
|
2658 wp->w_topfill = 0;
|
|
2659 #endif
|
|
2660 wp->w_botline = 2;
|
|
2661 #ifdef FEAT_FKMAP
|
|
2662 if (curwin->w_p_rl)
|
|
2663 wp->w_farsi = W_CONV + W_R_L;
|
|
2664 else
|
|
2665 wp->w_farsi = W_CONV;
|
|
2666 #endif
|
|
2667 }
|
|
2668
|
|
2669 /*
|
|
2670 * Allocate the first window and put an empty buffer in it.
|
|
2671 * Called from main().
|
|
2672 * When this fails we can't do anything: exit.
|
|
2673 */
|
|
2674 void
|
|
2675 win_alloc_first()
|
|
2676 {
|
|
2677 curwin = win_alloc(NULL);
|
|
2678 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED);
|
|
2679 if (curwin == NULL || curbuf == NULL)
|
|
2680 mch_exit(0);
|
|
2681 curwin->w_buffer = curbuf;
|
|
2682 curbuf->b_nwindows = 1; /* there is one window */
|
|
2683 #ifdef FEAT_WINDOWS
|
|
2684 curwin->w_alist = &global_alist;
|
|
2685 #endif
|
|
2686 win_init(curwin); /* init current window */
|
|
2687
|
|
2688 topframe = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
2689 if (topframe == NULL)
|
|
2690 mch_exit(0);
|
|
2691 topframe->fr_layout = FR_LEAF;
|
|
2692 #ifdef FEAT_VERTSPLIT
|
|
2693 topframe->fr_width = Columns;
|
|
2694 #endif
|
|
2695 topframe->fr_height = Rows - p_ch;
|
170
|
2696 #ifdef FEAT_WINDOWS
|
|
2697 p_ch_used = p_ch;
|
|
2698 #endif
|
7
|
2699 topframe->fr_win = curwin;
|
|
2700 curwin->w_frame = topframe;
|
|
2701 }
|
|
2702
|
|
2703 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
2704
|
|
2705 /*
|
|
2706 * Go to another window.
|
|
2707 * When jumping to another buffer, stop Visual mode. Do this before
|
|
2708 * changing windows so we can yank the selection into the '*' register.
|
|
2709 * When jumping to another window on the same buffer, adjust its cursor
|
|
2710 * position to keep the same Visual area.
|
|
2711 */
|
|
2712 void
|
|
2713 win_goto(wp)
|
|
2714 win_T *wp;
|
|
2715 {
|
|
2716 #ifdef FEAT_CMDWIN
|
|
2717 if (cmdwin_type != 0)
|
|
2718 {
|
|
2719 beep_flush();
|
|
2720 return;
|
|
2721 }
|
|
2722 #endif
|
|
2723 #ifdef FEAT_VISUAL
|
|
2724 if (wp->w_buffer != curbuf)
|
|
2725 reset_VIsual_and_resel();
|
|
2726 else if (VIsual_active)
|
|
2727 wp->w_cursor = curwin->w_cursor;
|
|
2728 #endif
|
|
2729
|
|
2730 #ifdef FEAT_GUI
|
|
2731 need_mouse_correct = TRUE;
|
|
2732 #endif
|
|
2733 win_enter(wp, TRUE);
|
|
2734 }
|
|
2735
|
|
2736 #if defined(FEAT_PERL) || defined(PROTO)
|
|
2737 /*
|
|
2738 * Find window number "winnr" (counting top to bottom).
|
|
2739 */
|
|
2740 win_T *
|
|
2741 win_find_nr(winnr)
|
|
2742 int winnr;
|
|
2743 {
|
|
2744 win_T *wp;
|
|
2745
|
|
2746 # ifdef FEAT_WINDOWS
|
|
2747 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
2748 if (--winnr == 0)
|
|
2749 break;
|
|
2750 return wp;
|
|
2751 # else
|
|
2752 return curwin;
|
|
2753 # endif
|
|
2754 }
|
|
2755 #endif
|
|
2756
|
|
2757 #ifdef FEAT_VERTSPLIT
|
|
2758 /*
|
|
2759 * Move to window above or below "count" times.
|
|
2760 */
|
|
2761 static void
|
|
2762 win_goto_ver(up, count)
|
|
2763 int up; /* TRUE to go to win above */
|
|
2764 long count;
|
|
2765 {
|
|
2766 frame_T *fr;
|
|
2767 frame_T *nfr;
|
|
2768 frame_T *foundfr;
|
|
2769
|
|
2770 foundfr = curwin->w_frame;
|
|
2771 while (count--)
|
|
2772 {
|
|
2773 /*
|
|
2774 * First go upwards in the tree of frames until we find a upwards or
|
|
2775 * downwards neighbor.
|
|
2776 */
|
|
2777 fr = foundfr;
|
|
2778 for (;;)
|
|
2779 {
|
|
2780 if (fr == topframe)
|
|
2781 goto end;
|
|
2782 if (up)
|
|
2783 nfr = fr->fr_prev;
|
|
2784 else
|
|
2785 nfr = fr->fr_next;
|
|
2786 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL)
|
|
2787 break;
|
|
2788 fr = fr->fr_parent;
|
|
2789 }
|
|
2790
|
|
2791 /*
|
|
2792 * Now go downwards to find the bottom or top frame in it.
|
|
2793 */
|
|
2794 for (;;)
|
|
2795 {
|
|
2796 if (nfr->fr_layout == FR_LEAF)
|
|
2797 {
|
|
2798 foundfr = nfr;
|
|
2799 break;
|
|
2800 }
|
|
2801 fr = nfr->fr_child;
|
|
2802 if (nfr->fr_layout == FR_ROW)
|
|
2803 {
|
|
2804 /* Find the frame at the cursor row. */
|
|
2805 while (fr->fr_next != NULL
|
|
2806 && frame2win(fr)->w_wincol + fr->fr_width
|
|
2807 <= curwin->w_wincol + curwin->w_wcol)
|
|
2808 fr = fr->fr_next;
|
|
2809 }
|
|
2810 if (nfr->fr_layout == FR_COL && up)
|
|
2811 while (fr->fr_next != NULL)
|
|
2812 fr = fr->fr_next;
|
|
2813 nfr = fr;
|
|
2814 }
|
|
2815 }
|
|
2816 end:
|
|
2817 if (foundfr != NULL)
|
|
2818 win_goto(foundfr->fr_win);
|
|
2819 }
|
|
2820
|
|
2821 /*
|
|
2822 * Move to left or right window.
|
|
2823 */
|
|
2824 static void
|
|
2825 win_goto_hor(left, count)
|
|
2826 int left; /* TRUE to go to left win */
|
|
2827 long count;
|
|
2828 {
|
|
2829 frame_T *fr;
|
|
2830 frame_T *nfr;
|
|
2831 frame_T *foundfr;
|
|
2832
|
|
2833 foundfr = curwin->w_frame;
|
|
2834 while (count--)
|
|
2835 {
|
|
2836 /*
|
|
2837 * First go upwards in the tree of frames until we find a left or
|
|
2838 * right neighbor.
|
|
2839 */
|
|
2840 fr = foundfr;
|
|
2841 for (;;)
|
|
2842 {
|
|
2843 if (fr == topframe)
|
|
2844 goto end;
|
|
2845 if (left)
|
|
2846 nfr = fr->fr_prev;
|
|
2847 else
|
|
2848 nfr = fr->fr_next;
|
|
2849 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL)
|
|
2850 break;
|
|
2851 fr = fr->fr_parent;
|
|
2852 }
|
|
2853
|
|
2854 /*
|
|
2855 * Now go downwards to find the leftmost or rightmost frame in it.
|
|
2856 */
|
|
2857 for (;;)
|
|
2858 {
|
|
2859 if (nfr->fr_layout == FR_LEAF)
|
|
2860 {
|
|
2861 foundfr = nfr;
|
|
2862 break;
|
|
2863 }
|
|
2864 fr = nfr->fr_child;
|
|
2865 if (nfr->fr_layout == FR_COL)
|
|
2866 {
|
|
2867 /* Find the frame at the cursor row. */
|
|
2868 while (fr->fr_next != NULL
|
|
2869 && frame2win(fr)->w_winrow + fr->fr_height
|
|
2870 <= curwin->w_winrow + curwin->w_wrow)
|
|
2871 fr = fr->fr_next;
|
|
2872 }
|
|
2873 if (nfr->fr_layout == FR_ROW && left)
|
|
2874 while (fr->fr_next != NULL)
|
|
2875 fr = fr->fr_next;
|
|
2876 nfr = fr;
|
|
2877 }
|
|
2878 }
|
|
2879 end:
|
|
2880 if (foundfr != NULL)
|
|
2881 win_goto(foundfr->fr_win);
|
|
2882 }
|
|
2883 #endif
|
|
2884
|
|
2885 /*
|
|
2886 * Make window "wp" the current window.
|
|
2887 */
|
|
2888 void
|
|
2889 win_enter(wp, undo_sync)
|
|
2890 win_T *wp;
|
|
2891 int undo_sync;
|
|
2892 {
|
|
2893 win_enter_ext(wp, undo_sync, FALSE);
|
|
2894 }
|
|
2895
|
|
2896 /*
|
|
2897 * Make window wp the current window.
|
|
2898 * Can be called with "curwin_invalid" TRUE, which means that curwin has just
|
|
2899 * been closed and isn't valid.
|
|
2900 */
|
|
2901 static void
|
|
2902 win_enter_ext(wp, undo_sync, curwin_invalid)
|
|
2903 win_T *wp;
|
|
2904 int undo_sync;
|
|
2905 int curwin_invalid;
|
|
2906 {
|
|
2907 #ifdef FEAT_AUTOCMD
|
|
2908 int other_buffer = FALSE;
|
|
2909 #endif
|
|
2910
|
|
2911 if (wp == curwin && !curwin_invalid) /* nothing to do */
|
|
2912 return;
|
|
2913
|
|
2914 #ifdef FEAT_AUTOCMD
|
|
2915 if (!curwin_invalid)
|
|
2916 {
|
|
2917 /*
|
|
2918 * Be careful: If autocommands delete the window, return now.
|
|
2919 */
|
|
2920 if (wp->w_buffer != curbuf)
|
|
2921 {
|
|
2922 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2923 other_buffer = TRUE;
|
|
2924 if (!win_valid(wp))
|
|
2925 return;
|
|
2926 }
|
|
2927 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
|
|
2928 if (!win_valid(wp))
|
|
2929 return;
|
|
2930 # ifdef FEAT_EVAL
|
|
2931 /* autocmds may abort script processing */
|
|
2932 if (aborting())
|
|
2933 return;
|
|
2934 # endif
|
|
2935 }
|
|
2936 #endif
|
|
2937
|
|
2938 /* sync undo before leaving the current buffer */
|
|
2939 if (undo_sync && curbuf != wp->w_buffer)
|
|
2940 u_sync();
|
|
2941 /* may have to copy the buffer options when 'cpo' contains 'S' */
|
|
2942 if (wp->w_buffer != curbuf)
|
|
2943 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP);
|
|
2944 if (!curwin_invalid)
|
|
2945 {
|
|
2946 prevwin = curwin; /* remember for CTRL-W p */
|
|
2947 curwin->w_redr_status = TRUE;
|
|
2948 }
|
|
2949 curwin = wp;
|
|
2950 curbuf = wp->w_buffer;
|
|
2951 check_cursor();
|
|
2952 #ifdef FEAT_VIRTUALEDIT
|
|
2953 if (!virtual_active())
|
|
2954 curwin->w_cursor.coladd = 0;
|
|
2955 #endif
|
|
2956 changed_line_abv_curs(); /* assume cursor position needs updating */
|
|
2957
|
|
2958 if (curwin->w_localdir != NULL)
|
|
2959 {
|
|
2960 /* Window has a local directory: Save current directory as global
|
|
2961 * directory (unless that was done already) and change to the local
|
|
2962 * directory. */
|
|
2963 if (globaldir == NULL)
|
|
2964 {
|
|
2965 char_u cwd[MAXPATHL];
|
|
2966
|
|
2967 if (mch_dirname(cwd, MAXPATHL) == OK)
|
|
2968 globaldir = vim_strsave(cwd);
|
|
2969 }
|
|
2970 mch_chdir((char *)curwin->w_localdir);
|
|
2971 shorten_fnames(TRUE);
|
|
2972 }
|
|
2973 else if (globaldir != NULL)
|
|
2974 {
|
|
2975 /* Window doesn't have a local directory and we are not in the global
|
|
2976 * directory: Change to the global directory. */
|
|
2977 mch_chdir((char *)globaldir);
|
|
2978 vim_free(globaldir);
|
|
2979 globaldir = NULL;
|
|
2980 shorten_fnames(TRUE);
|
|
2981 }
|
|
2982
|
|
2983 #ifdef FEAT_AUTOCMD
|
|
2984 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf);
|
|
2985 if (other_buffer)
|
|
2986 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
2987 #endif
|
|
2988
|
|
2989 #ifdef FEAT_TITLE
|
|
2990 maketitle();
|
|
2991 #endif
|
|
2992 curwin->w_redr_status = TRUE;
|
|
2993 if (restart_edit)
|
|
2994 redraw_later(VALID); /* causes status line redraw */
|
|
2995
|
|
2996 /* set window height to desired minimal value */
|
|
2997 if (curwin->w_height < p_wh && !curwin->w_p_wfh)
|
|
2998 win_setheight((int)p_wh);
|
|
2999 else if (curwin->w_height == 0)
|
|
3000 win_setheight(1);
|
|
3001
|
|
3002 #ifdef FEAT_VERTSPLIT
|
|
3003 /* set window width to desired minimal value */
|
|
3004 if (curwin->w_width < p_wiw)
|
|
3005 win_setwidth((int)p_wiw);
|
|
3006 #endif
|
|
3007
|
|
3008 #ifdef FEAT_MOUSE
|
|
3009 setmouse(); /* in case jumped to/from help buffer */
|
|
3010 #endif
|
|
3011
|
|
3012 #if defined(FEAT_NETBEANS_INTG) || defined(FEAT_SUN_WORKSHOP)
|
|
3013 /* Change directories when the acd option is set on and after
|
|
3014 * switching windows. */
|
|
3015 if (p_acd && curbuf->b_ffname != NULL
|
|
3016 && vim_chdirfile(curbuf->b_ffname) == OK)
|
|
3017 shorten_fnames(TRUE);
|
|
3018 #endif
|
|
3019 }
|
|
3020
|
|
3021 #endif /* FEAT_WINDOWS */
|
|
3022
|
|
3023 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO)
|
|
3024 /*
|
|
3025 * Jump to the first open window that contains buffer buf if one exists
|
|
3026 * TODO: Alternatively jump to last open window? Dependent from 'splitbelow'?
|
|
3027 * Returns pointer to window if it exists, otherwise NULL.
|
|
3028 */
|
|
3029 win_T *
|
|
3030 buf_jump_open_win(buf)
|
|
3031 buf_T *buf;
|
|
3032 {
|
|
3033 # ifdef FEAT_WINDOWS
|
|
3034 win_T *wp;
|
|
3035
|
|
3036 for (wp = firstwin; wp; wp = wp->w_next)
|
|
3037 if (wp->w_buffer == buf)
|
|
3038 break;
|
|
3039 if (wp != NULL)
|
|
3040 win_enter(wp, FALSE);
|
|
3041 return wp;
|
|
3042 # else
|
|
3043 if (curwin->w_buffer == buf)
|
|
3044 return curwin;
|
|
3045 return NULL;
|
|
3046 # endif
|
|
3047 }
|
|
3048 #endif
|
|
3049
|
|
3050 /*
|
|
3051 * allocate a window structure and link it in the window list
|
|
3052 */
|
|
3053 /*ARGSUSED*/
|
|
3054 static win_T *
|
|
3055 win_alloc(after)
|
|
3056 win_T *after;
|
|
3057 {
|
|
3058 win_T *newwin;
|
|
3059
|
|
3060 /*
|
|
3061 * allocate window structure and linesizes arrays
|
|
3062 */
|
|
3063 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T));
|
|
3064 if (newwin != NULL && win_alloc_lines(newwin) == FAIL)
|
|
3065 {
|
|
3066 vim_free(newwin);
|
|
3067 newwin = NULL;
|
|
3068 }
|
|
3069
|
|
3070 if (newwin != NULL)
|
|
3071 {
|
|
3072 /*
|
|
3073 * link the window in the window list
|
|
3074 */
|
|
3075 #ifdef FEAT_WINDOWS
|
|
3076 win_append(after, newwin);
|
|
3077 #endif
|
|
3078 #ifdef FEAT_VERTSPLIT
|
|
3079 newwin->w_wincol = 0;
|
|
3080 newwin->w_width = Columns;
|
|
3081 #endif
|
|
3082
|
|
3083 /* position the display and the cursor at the top of the file. */
|
|
3084 newwin->w_topline = 1;
|
|
3085 #ifdef FEAT_DIFF
|
|
3086 newwin->w_topfill = 0;
|
|
3087 #endif
|
|
3088 newwin->w_botline = 2;
|
|
3089 newwin->w_cursor.lnum = 1;
|
|
3090 #ifdef FEAT_SCROLLBIND
|
|
3091 newwin->w_scbind_pos = 1;
|
|
3092 #endif
|
|
3093
|
|
3094 /* We won't calculate w_fraction until resizing the window */
|
|
3095 newwin->w_fraction = 0;
|
|
3096 newwin->w_prev_fraction_row = -1;
|
|
3097
|
|
3098 #ifdef FEAT_GUI
|
|
3099 if (gui.in_use)
|
|
3100 {
|
|
3101 out_flush();
|
|
3102 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT],
|
|
3103 SBAR_LEFT, newwin);
|
|
3104 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT],
|
|
3105 SBAR_RIGHT, newwin);
|
|
3106 }
|
|
3107 #endif
|
|
3108 #ifdef FEAT_EVAL
|
126
|
3109 /* init w: variables */
|
|
3110 init_var_dict(&newwin->w_vars, &newwin->w_winvar);
|
7
|
3111 #endif
|
|
3112 #ifdef FEAT_FOLDING
|
|
3113 foldInitWin(newwin);
|
|
3114 #endif
|
|
3115 }
|
|
3116 return newwin;
|
|
3117 }
|
|
3118
|
|
3119 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3120
|
|
3121 /*
|
|
3122 * remove window 'wp' from the window list and free the structure
|
|
3123 */
|
|
3124 static void
|
|
3125 win_free(wp)
|
|
3126 win_T *wp;
|
|
3127 {
|
|
3128 int i;
|
|
3129
|
14
|
3130 #ifdef FEAT_MZSCHEME
|
|
3131 mzscheme_window_free(wp);
|
|
3132 #endif
|
|
3133
|
7
|
3134 #ifdef FEAT_PERL
|
|
3135 perl_win_free(wp);
|
|
3136 #endif
|
|
3137
|
|
3138 #ifdef FEAT_PYTHON
|
|
3139 python_window_free(wp);
|
|
3140 #endif
|
|
3141
|
|
3142 #ifdef FEAT_TCL
|
|
3143 tcl_window_free(wp);
|
|
3144 #endif
|
|
3145
|
|
3146 #ifdef FEAT_RUBY
|
|
3147 ruby_window_free(wp);
|
|
3148 #endif
|
|
3149
|
|
3150 clear_winopt(&wp->w_onebuf_opt);
|
|
3151 clear_winopt(&wp->w_allbuf_opt);
|
|
3152
|
|
3153 #ifdef FEAT_EVAL
|
126
|
3154 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */
|
7
|
3155 #endif
|
|
3156
|
|
3157 if (prevwin == wp)
|
|
3158 prevwin = NULL;
|
|
3159 win_free_lsize(wp);
|
|
3160
|
|
3161 for (i = 0; i < wp->w_tagstacklen; ++i)
|
|
3162 vim_free(wp->w_tagstack[i].tagname);
|
|
3163
|
|
3164 vim_free(wp->w_localdir);
|
|
3165 #ifdef FEAT_SEARCH_EXTRA
|
|
3166 vim_free(wp->w_match.regprog);
|
|
3167 #endif
|
|
3168 #ifdef FEAT_JUMPLIST
|
|
3169 free_jumplist(wp);
|
|
3170 #endif
|
|
3171
|
|
3172 #ifdef FEAT_GUI
|
|
3173 if (gui.in_use)
|
|
3174 {
|
|
3175 out_flush();
|
|
3176 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]);
|
|
3177 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]);
|
|
3178 }
|
|
3179 #endif /* FEAT_GUI */
|
|
3180
|
|
3181 win_remove(wp);
|
|
3182 vim_free(wp);
|
|
3183 }
|
|
3184
|
|
3185 /*
|
|
3186 * Append window "wp" in the window list after window "after".
|
|
3187 */
|
|
3188 static void
|
|
3189 win_append(after, wp)
|
|
3190 win_T *after, *wp;
|
|
3191 {
|
|
3192 win_T *before;
|
|
3193
|
|
3194 if (after == NULL) /* after NULL is in front of the first */
|
|
3195 before = firstwin;
|
|
3196 else
|
|
3197 before = after->w_next;
|
|
3198
|
|
3199 wp->w_next = before;
|
|
3200 wp->w_prev = after;
|
|
3201 if (after == NULL)
|
|
3202 firstwin = wp;
|
|
3203 else
|
|
3204 after->w_next = wp;
|
|
3205 if (before == NULL)
|
|
3206 lastwin = wp;
|
|
3207 else
|
|
3208 before->w_prev = wp;
|
|
3209 }
|
|
3210
|
|
3211 /*
|
|
3212 * Remove a window from the window list.
|
|
3213 */
|
|
3214 static void
|
|
3215 win_remove(wp)
|
|
3216 win_T *wp;
|
|
3217 {
|
|
3218 if (wp->w_prev != NULL)
|
|
3219 wp->w_prev->w_next = wp->w_next;
|
|
3220 else
|
|
3221 firstwin = wp->w_next;
|
|
3222 if (wp->w_next != NULL)
|
|
3223 wp->w_next->w_prev = wp->w_prev;
|
|
3224 else
|
|
3225 lastwin = wp->w_prev;
|
|
3226 }
|
|
3227
|
|
3228 /*
|
|
3229 * Append frame "frp" in a frame list after frame "after".
|
|
3230 */
|
|
3231 static void
|
|
3232 frame_append(after, frp)
|
|
3233 frame_T *after, *frp;
|
|
3234 {
|
|
3235 frp->fr_next = after->fr_next;
|
|
3236 after->fr_next = frp;
|
|
3237 if (frp->fr_next != NULL)
|
|
3238 frp->fr_next->fr_prev = frp;
|
|
3239 frp->fr_prev = after;
|
|
3240 }
|
|
3241
|
|
3242 /*
|
|
3243 * Insert frame "frp" in a frame list before frame "before".
|
|
3244 */
|
|
3245 static void
|
|
3246 frame_insert(before, frp)
|
|
3247 frame_T *before, *frp;
|
|
3248 {
|
|
3249 frp->fr_next = before;
|
|
3250 frp->fr_prev = before->fr_prev;
|
|
3251 before->fr_prev = frp;
|
|
3252 if (frp->fr_prev != NULL)
|
|
3253 frp->fr_prev->fr_next = frp;
|
|
3254 else
|
|
3255 frp->fr_parent->fr_child = frp;
|
|
3256 }
|
|
3257
|
|
3258 /*
|
|
3259 * Remove a frame from a frame list.
|
|
3260 */
|
|
3261 static void
|
|
3262 frame_remove(frp)
|
|
3263 frame_T *frp;
|
|
3264 {
|
|
3265 if (frp->fr_prev != NULL)
|
|
3266 frp->fr_prev->fr_next = frp->fr_next;
|
|
3267 else
|
|
3268 frp->fr_parent->fr_child = frp->fr_next;
|
|
3269 if (frp->fr_next != NULL)
|
|
3270 frp->fr_next->fr_prev = frp->fr_prev;
|
|
3271 }
|
|
3272
|
|
3273 #endif /* FEAT_WINDOWS */
|
|
3274
|
|
3275 /*
|
|
3276 * Allocate w_lines[] for window "wp".
|
|
3277 * Return FAIL for failure, OK for success.
|
|
3278 */
|
|
3279 int
|
|
3280 win_alloc_lines(wp)
|
|
3281 win_T *wp;
|
|
3282 {
|
|
3283 wp->w_lines_valid = 0;
|
|
3284 wp->w_lines = (wline_T *)alloc((unsigned)(Rows * sizeof(wline_T)));
|
|
3285 if (wp->w_lines == NULL)
|
|
3286 return FAIL;
|
|
3287 return OK;
|
|
3288 }
|
|
3289
|
|
3290 /*
|
|
3291 * free lsize arrays for a window
|
|
3292 */
|
|
3293 void
|
|
3294 win_free_lsize(wp)
|
|
3295 win_T *wp;
|
|
3296 {
|
|
3297 vim_free(wp->w_lines);
|
|
3298 wp->w_lines = NULL;
|
|
3299 }
|
|
3300
|
|
3301 /*
|
|
3302 * Called from win_new_shellsize() after Rows changed.
|
|
3303 */
|
|
3304 void
|
|
3305 shell_new_rows()
|
|
3306 {
|
|
3307 int h = (int)(Rows - p_ch);
|
|
3308
|
|
3309 if (firstwin == NULL) /* not initialized yet */
|
|
3310 return;
|
|
3311 #ifdef FEAT_WINDOWS
|
|
3312 if (h < frame_minheight(topframe, NULL))
|
|
3313 h = frame_minheight(topframe, NULL);
|
|
3314 /* First try setting the heights of windows without 'winfixheight'. If
|
|
3315 * that doesn't result in the right height, forget about that option. */
|
|
3316 frame_new_height(topframe, h, FALSE, TRUE);
|
|
3317 if (topframe->fr_height != h)
|
|
3318 frame_new_height(topframe, h, FALSE, FALSE);
|
|
3319
|
|
3320 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3321 #else
|
|
3322 if (h < 1)
|
|
3323 h = 1;
|
|
3324 win_new_height(firstwin, h);
|
|
3325 #endif
|
|
3326 compute_cmdrow();
|
170
|
3327 #ifdef FEAT_WINDOWS
|
|
3328 p_ch_used = p_ch;
|
|
3329 #endif
|
|
3330
|
7
|
3331 #if 0
|
|
3332 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3333 if (p_ea)
|
|
3334 win_equal(curwin, FALSE, 'v');
|
|
3335 #endif
|
|
3336 }
|
|
3337
|
|
3338 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
3339 /*
|
|
3340 * Called from win_new_shellsize() after Columns changed.
|
|
3341 */
|
|
3342 void
|
|
3343 shell_new_columns()
|
|
3344 {
|
|
3345 if (firstwin == NULL) /* not initialized yet */
|
|
3346 return;
|
|
3347 frame_new_width(topframe, (int)Columns, FALSE);
|
|
3348 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */
|
|
3349 #if 0
|
|
3350 /* Disabled: don't want making the screen smaller make a window larger. */
|
|
3351 if (p_ea)
|
|
3352 win_equal(curwin, FALSE, 'h');
|
|
3353 #endif
|
|
3354 }
|
|
3355 #endif
|
|
3356
|
|
3357 #if defined(FEAT_CMDWIN) || defined(PROTO)
|
|
3358 /*
|
|
3359 * Save the size of all windows in "gap".
|
|
3360 */
|
|
3361 void
|
|
3362 win_size_save(gap)
|
|
3363 garray_T *gap;
|
|
3364
|
|
3365 {
|
|
3366 win_T *wp;
|
|
3367
|
|
3368 ga_init2(gap, (int)sizeof(int), 1);
|
|
3369 if (ga_grow(gap, win_count() * 2) == OK)
|
|
3370 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3371 {
|
|
3372 ((int *)gap->ga_data)[gap->ga_len++] =
|
|
3373 wp->w_width + wp->w_vsep_width;
|
|
3374 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height;
|
|
3375 }
|
|
3376 }
|
|
3377
|
|
3378 /*
|
|
3379 * Restore window sizes, but only if the number of windows is still the same.
|
|
3380 * Does not free the growarray.
|
|
3381 */
|
|
3382 void
|
|
3383 win_size_restore(gap)
|
|
3384 garray_T *gap;
|
|
3385 {
|
|
3386 win_T *wp;
|
|
3387 int i;
|
|
3388
|
|
3389 if (win_count() * 2 == gap->ga_len)
|
|
3390 {
|
|
3391 i = 0;
|
|
3392 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3393 {
|
|
3394 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]);
|
|
3395 win_setheight_win(((int *)gap->ga_data)[i++], wp);
|
|
3396 }
|
|
3397 /* recompute the window positions */
|
|
3398 (void)win_comp_pos();
|
|
3399 }
|
|
3400 }
|
|
3401 #endif /* FEAT_CMDWIN */
|
|
3402
|
|
3403 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3404 /*
|
|
3405 * Update the position for all windows, using the width and height of the
|
|
3406 * frames.
|
|
3407 * Returns the row just after the last window.
|
|
3408 */
|
|
3409 static int
|
|
3410 win_comp_pos()
|
|
3411 {
|
|
3412 int row = 0;
|
|
3413 int col = 0;
|
|
3414
|
|
3415 frame_comp_pos(topframe, &row, &col);
|
|
3416 return row;
|
|
3417 }
|
|
3418
|
|
3419 /*
|
|
3420 * Update the position of the windows in frame "topfrp", using the width and
|
|
3421 * height of the frames.
|
|
3422 * "*row" and "*col" are the top-left position of the frame. They are updated
|
|
3423 * to the bottom-right position plus one.
|
|
3424 */
|
|
3425 static void
|
|
3426 frame_comp_pos(topfrp, row, col)
|
|
3427 frame_T *topfrp;
|
|
3428 int *row;
|
|
3429 int *col;
|
|
3430 {
|
|
3431 win_T *wp;
|
|
3432 frame_T *frp;
|
|
3433 #ifdef FEAT_VERTSPLIT
|
|
3434 int startcol;
|
|
3435 int startrow;
|
|
3436 #endif
|
|
3437
|
|
3438 wp = topfrp->fr_win;
|
|
3439 if (wp != NULL)
|
|
3440 {
|
|
3441 if (wp->w_winrow != *row
|
|
3442 #ifdef FEAT_VERTSPLIT
|
|
3443 || wp->w_wincol != *col
|
|
3444 #endif
|
|
3445 )
|
|
3446 {
|
|
3447 /* position changed, redraw */
|
|
3448 wp->w_winrow = *row;
|
|
3449 #ifdef FEAT_VERTSPLIT
|
|
3450 wp->w_wincol = *col;
|
|
3451 #endif
|
|
3452 redraw_win_later(wp, NOT_VALID);
|
|
3453 wp->w_redr_status = TRUE;
|
|
3454 }
|
|
3455 *row += wp->w_height + wp->w_status_height;
|
|
3456 #ifdef FEAT_VERTSPLIT
|
|
3457 *col += wp->w_width + wp->w_vsep_width;
|
|
3458 #endif
|
|
3459 }
|
|
3460 else
|
|
3461 {
|
|
3462 #ifdef FEAT_VERTSPLIT
|
|
3463 startrow = *row;
|
|
3464 startcol = *col;
|
|
3465 #endif
|
|
3466 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
|
|
3467 {
|
|
3468 #ifdef FEAT_VERTSPLIT
|
|
3469 if (topfrp->fr_layout == FR_ROW)
|
|
3470 *row = startrow; /* all frames are at the same row */
|
|
3471 else
|
|
3472 *col = startcol; /* all frames are at the same col */
|
|
3473 #endif
|
|
3474 frame_comp_pos(frp, row, col);
|
|
3475 }
|
|
3476 }
|
|
3477 }
|
|
3478
|
|
3479 #endif /* FEAT_WINDOWS */
|
|
3480
|
|
3481 /*
|
|
3482 * Set current window height and take care of repositioning other windows to
|
|
3483 * fit around it.
|
|
3484 */
|
|
3485 void
|
|
3486 win_setheight(height)
|
|
3487 int height;
|
|
3488 {
|
|
3489 win_setheight_win(height, curwin);
|
|
3490 }
|
|
3491
|
|
3492 /*
|
|
3493 * Set the window height of window "win" and take care of repositioning other
|
|
3494 * windows to fit around it.
|
|
3495 */
|
|
3496 void
|
|
3497 win_setheight_win(height, win)
|
|
3498 int height;
|
|
3499 win_T *win;
|
|
3500 {
|
|
3501 int row;
|
|
3502
|
|
3503 if (win == curwin)
|
|
3504 {
|
|
3505 /* Always keep current window at least one line high, even when
|
|
3506 * 'winminheight' is zero. */
|
|
3507 #ifdef FEAT_WINDOWS
|
|
3508 if (height < p_wmh)
|
|
3509 height = p_wmh;
|
|
3510 #endif
|
|
3511 if (height == 0)
|
|
3512 height = 1;
|
|
3513 }
|
|
3514
|
|
3515 #ifdef FEAT_WINDOWS
|
|
3516 frame_setheight(win->w_frame, height + win->w_status_height);
|
|
3517
|
|
3518 /* recompute the window positions */
|
|
3519 row = win_comp_pos();
|
|
3520 #else
|
|
3521 if (height > topframe->fr_height)
|
|
3522 height = topframe->fr_height;
|
|
3523 win->w_height = height;
|
|
3524 row = height;
|
|
3525 #endif
|
|
3526
|
|
3527 /*
|
|
3528 * If there is extra space created between the last window and the command
|
|
3529 * line, clear it.
|
|
3530 */
|
|
3531 if (full_screen && msg_scrolled == 0 && row < cmdline_row)
|
|
3532 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
3533 cmdline_row = row;
|
|
3534 msg_row = row;
|
|
3535 msg_col = 0;
|
|
3536
|
|
3537 redraw_all_later(NOT_VALID);
|
|
3538 }
|
|
3539
|
|
3540 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
3541
|
|
3542 /*
|
|
3543 * Set the height of a frame to "height" and take care that all frames and
|
|
3544 * windows inside it are resized. Also resize frames on the left and right if
|
|
3545 * the are in the same FR_ROW frame.
|
|
3546 *
|
|
3547 * Strategy:
|
|
3548 * If the frame is part of a FR_COL frame, try fitting the frame in that
|
|
3549 * frame. If that doesn't work (the FR_COL frame is too small), recursively
|
|
3550 * go to containing frames to resize them and make room.
|
|
3551 * If the frame is part of a FR_ROW frame, all frames must be resized as well.
|
|
3552 * Check for the minimal height of the FR_ROW frame.
|
|
3553 * At the top level we can also use change the command line height.
|
|
3554 */
|
|
3555 static void
|
|
3556 frame_setheight(curfrp, height)
|
|
3557 frame_T *curfrp;
|
|
3558 int height;
|
|
3559 {
|
|
3560 int room; /* total number of lines available */
|
|
3561 int take; /* number of lines taken from other windows */
|
|
3562 int room_cmdline; /* lines available from cmdline */
|
|
3563 int run;
|
|
3564 frame_T *frp;
|
|
3565 int h;
|
|
3566 int room_reserved;
|
|
3567
|
|
3568 /* If the height already is the desired value, nothing to do. */
|
|
3569 if (curfrp->fr_height == height)
|
|
3570 return;
|
|
3571
|
|
3572 if (curfrp->fr_parent == NULL)
|
|
3573 {
|
|
3574 /* topframe: can only change the command line */
|
|
3575 if (height > Rows - p_ch)
|
|
3576 height = Rows - p_ch;
|
|
3577 if (height > 0)
|
|
3578 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
3579 }
|
|
3580 else if (curfrp->fr_parent->fr_layout == FR_ROW)
|
|
3581 {
|
|
3582 /* Row of frames: Also need to resize frames left and right of this
|
|
3583 * one. First check for the minimal height of these. */
|
|
3584 h = frame_minheight(curfrp->fr_parent, NULL);
|
|
3585 if (height < h)
|
|
3586 height = h;
|
|
3587 frame_setheight(curfrp->fr_parent, height);
|
|
3588 }
|
|
3589 else
|
|
3590 {
|
|
3591 /*
|
|
3592 * Column of frames: try to change only frames in this column.
|
|
3593 */
|
|
3594 #ifdef FEAT_VERTSPLIT
|
|
3595 /*
|
|
3596 * Do this twice:
|
|
3597 * 1: compute room available, if it's not enough try resizing the
|
|
3598 * containing frame.
|
|
3599 * 2: compute the room available and adjust the height to it.
|
|
3600 * Try not to reduce the height of a window with 'winfixheight' set.
|
|
3601 */
|
|
3602 for (run = 1; run <= 2; ++run)
|
|
3603 #else
|
|
3604 for (;;)
|
|
3605 #endif
|
|
3606 {
|
|
3607 room = 0;
|
|
3608 room_reserved = 0;
|
|
3609 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
3610 frp = frp->fr_next)
|
|
3611 {
|
|
3612 if (frp != curfrp
|
|
3613 && frp->fr_win != NULL
|
|
3614 && frp->fr_win->w_p_wfh)
|
|
3615 room_reserved += frp->fr_height;
|
|
3616 room += frp->fr_height;
|
|
3617 if (frp != curfrp)
|
|
3618 room -= frame_minheight(frp, NULL);
|
|
3619 }
|
|
3620 #ifdef FEAT_VERTSPLIT
|
|
3621 if (curfrp->fr_width != Columns)
|
|
3622 room_cmdline = 0;
|
|
3623 else
|
|
3624 #endif
|
|
3625 {
|
|
3626 room_cmdline = Rows - p_ch - (lastwin->w_winrow
|
|
3627 + lastwin->w_height + lastwin->w_status_height);
|
|
3628 if (room_cmdline < 0)
|
|
3629 room_cmdline = 0;
|
|
3630 }
|
|
3631
|
|
3632 if (height <= room + room_cmdline)
|
|
3633 break;
|
|
3634 #ifdef FEAT_VERTSPLIT
|
|
3635 if (run == 2 || curfrp->fr_width == Columns)
|
|
3636 #endif
|
|
3637 {
|
|
3638 if (height > room + room_cmdline)
|
|
3639 height = room + room_cmdline;
|
|
3640 break;
|
|
3641 }
|
|
3642 #ifdef FEAT_VERTSPLIT
|
|
3643 frame_setheight(curfrp->fr_parent, height
|
|
3644 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1);
|
|
3645 #endif
|
|
3646 /*NOTREACHED*/
|
|
3647 }
|
|
3648
|
|
3649 /*
|
|
3650 * Compute the number of lines we will take from others frames (can be
|
|
3651 * negative!).
|
|
3652 */
|
|
3653 take = height - curfrp->fr_height;
|
|
3654
|
|
3655 /* If there is not enough room, also reduce the height of a window
|
|
3656 * with 'winfixheight' set. */
|
|
3657 if (height > room + room_cmdline - room_reserved)
|
|
3658 room_reserved = room + room_cmdline - height;
|
|
3659 /* If there is only a 'winfixheight' window and making the
|
|
3660 * window smaller, need to make the other window taller. */
|
|
3661 if (take < 0 && room - curfrp->fr_height < room_reserved)
|
|
3662 room_reserved = 0;
|
|
3663
|
|
3664 if (take > 0 && room_cmdline > 0)
|
|
3665 {
|
|
3666 /* use lines from cmdline first */
|
|
3667 if (take < room_cmdline)
|
|
3668 room_cmdline = take;
|
|
3669 take -= room_cmdline;
|
|
3670 topframe->fr_height += room_cmdline;
|
|
3671 }
|
|
3672
|
|
3673 /*
|
|
3674 * set the current frame to the new height
|
|
3675 */
|
|
3676 frame_new_height(curfrp, height, FALSE, FALSE);
|
|
3677
|
|
3678 /*
|
|
3679 * First take lines from the frames after the current frame. If
|
|
3680 * that is not enough, takes lines from frames above the current
|
|
3681 * frame.
|
|
3682 */
|
|
3683 for (run = 0; run < 2; ++run)
|
|
3684 {
|
|
3685 if (run == 0)
|
|
3686 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
3687 else
|
|
3688 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
3689 while (frp != NULL && take != 0)
|
|
3690 {
|
|
3691 h = frame_minheight(frp, NULL);
|
|
3692 if (room_reserved > 0
|
|
3693 && frp->fr_win != NULL
|
|
3694 && frp->fr_win->w_p_wfh)
|
|
3695 {
|
|
3696 if (room_reserved >= frp->fr_height)
|
|
3697 room_reserved -= frp->fr_height;
|
|
3698 else
|
|
3699 {
|
|
3700 if (frp->fr_height - room_reserved > take)
|
|
3701 room_reserved = frp->fr_height - take;
|
|
3702 take -= frp->fr_height - room_reserved;
|
|
3703 frame_new_height(frp, room_reserved, FALSE, FALSE);
|
|
3704 room_reserved = 0;
|
|
3705 }
|
|
3706 }
|
|
3707 else
|
|
3708 {
|
|
3709 if (frp->fr_height - take < h)
|
|
3710 {
|
|
3711 take -= frp->fr_height - h;
|
|
3712 frame_new_height(frp, h, FALSE, FALSE);
|
|
3713 }
|
|
3714 else
|
|
3715 {
|
|
3716 frame_new_height(frp, frp->fr_height - take,
|
|
3717 FALSE, FALSE);
|
|
3718 take = 0;
|
|
3719 }
|
|
3720 }
|
|
3721 if (run == 0)
|
|
3722 frp = frp->fr_next;
|
|
3723 else
|
|
3724 frp = frp->fr_prev;
|
|
3725 }
|
|
3726 }
|
|
3727 }
|
|
3728 }
|
|
3729
|
|
3730 #if defined(FEAT_VERTSPLIT) || defined(PROTO)
|
|
3731 /*
|
|
3732 * Set current window width and take care of repositioning other windows to
|
|
3733 * fit around it.
|
|
3734 */
|
|
3735 void
|
|
3736 win_setwidth(width)
|
|
3737 int width;
|
|
3738 {
|
|
3739 win_setwidth_win(width, curwin);
|
|
3740 }
|
|
3741
|
|
3742 void
|
|
3743 win_setwidth_win(width, wp)
|
|
3744 int width;
|
|
3745 win_T *wp;
|
|
3746 {
|
|
3747 /* Always keep current window at least one column wide, even when
|
|
3748 * 'winminwidth' is zero. */
|
|
3749 if (wp == curwin)
|
|
3750 {
|
|
3751 if (width < p_wmw)
|
|
3752 width = p_wmw;
|
|
3753 if (width == 0)
|
|
3754 width = 1;
|
|
3755 }
|
|
3756
|
|
3757 frame_setwidth(wp->w_frame, width + wp->w_vsep_width);
|
|
3758
|
|
3759 /* recompute the window positions */
|
|
3760 (void)win_comp_pos();
|
|
3761
|
|
3762 redraw_all_later(NOT_VALID);
|
|
3763 }
|
|
3764
|
|
3765 /*
|
|
3766 * Set the width of a frame to "width" and take care that all frames and
|
|
3767 * windows inside it are resized. Also resize frames above and below if the
|
|
3768 * are in the same FR_ROW frame.
|
|
3769 *
|
|
3770 * Strategy is similar to frame_setheight().
|
|
3771 */
|
|
3772 static void
|
|
3773 frame_setwidth(curfrp, width)
|
|
3774 frame_T *curfrp;
|
|
3775 int width;
|
|
3776 {
|
|
3777 int room; /* total number of lines available */
|
|
3778 int take; /* number of lines taken from other windows */
|
|
3779 int run;
|
|
3780 frame_T *frp;
|
|
3781 int w;
|
|
3782
|
|
3783 /* If the width already is the desired value, nothing to do. */
|
|
3784 if (curfrp->fr_width == width)
|
|
3785 return;
|
|
3786
|
|
3787 if (curfrp->fr_parent == NULL)
|
|
3788 /* topframe: can't change width */
|
|
3789 return;
|
|
3790
|
|
3791 if (curfrp->fr_parent->fr_layout == FR_COL)
|
|
3792 {
|
|
3793 /* Column of frames: Also need to resize frames above and below of
|
|
3794 * this one. First check for the minimal width of these. */
|
|
3795 w = frame_minwidth(curfrp->fr_parent, NULL);
|
|
3796 if (width < w)
|
|
3797 width = w;
|
|
3798 frame_setwidth(curfrp->fr_parent, width);
|
|
3799 }
|
|
3800 else
|
|
3801 {
|
|
3802 /*
|
|
3803 * Row of frames: try to change only frames in this row.
|
|
3804 *
|
|
3805 * Do this twice:
|
|
3806 * 1: compute room available, if it's not enough try resizing the
|
|
3807 * containing frame.
|
|
3808 * 2: compute the room available and adjust the width to it.
|
|
3809 */
|
|
3810 for (run = 1; run <= 2; ++run)
|
|
3811 {
|
|
3812 room = 0;
|
|
3813 for (frp = curfrp->fr_parent->fr_child; frp != NULL;
|
|
3814 frp = frp->fr_next)
|
|
3815 {
|
|
3816 room += frp->fr_width;
|
|
3817 if (frp != curfrp)
|
|
3818 room -= frame_minwidth(frp, NULL);
|
|
3819 }
|
|
3820
|
|
3821 if (width <= room)
|
|
3822 break;
|
|
3823 if (run == 2 || curfrp->fr_height >= Rows - p_ch)
|
|
3824 {
|
|
3825 if (width > room)
|
|
3826 width = room;
|
|
3827 break;
|
|
3828 }
|
|
3829 frame_setwidth(curfrp->fr_parent, width
|
|
3830 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1);
|
|
3831 }
|
|
3832
|
|
3833
|
|
3834 /*
|
|
3835 * Compute the number of lines we will take from others frames (can be
|
|
3836 * negative!).
|
|
3837 */
|
|
3838 take = width - curfrp->fr_width;
|
|
3839
|
|
3840 /*
|
|
3841 * set the current frame to the new width
|
|
3842 */
|
|
3843 frame_new_width(curfrp, width, FALSE);
|
|
3844
|
|
3845 /*
|
|
3846 * First take lines from the frames right of the current frame. If
|
|
3847 * that is not enough, takes lines from frames left of the current
|
|
3848 * frame.
|
|
3849 */
|
|
3850 for (run = 0; run < 2; ++run)
|
|
3851 {
|
|
3852 if (run == 0)
|
|
3853 frp = curfrp->fr_next; /* 1st run: start with next window */
|
|
3854 else
|
|
3855 frp = curfrp->fr_prev; /* 2nd run: start with prev window */
|
|
3856 while (frp != NULL && take != 0)
|
|
3857 {
|
|
3858 w = frame_minwidth(frp, NULL);
|
|
3859 if (frp->fr_width - take < w)
|
|
3860 {
|
|
3861 take -= frp->fr_width - w;
|
|
3862 frame_new_width(frp, w, FALSE);
|
|
3863 }
|
|
3864 else
|
|
3865 {
|
|
3866 frame_new_width(frp, frp->fr_width - take, FALSE);
|
|
3867 take = 0;
|
|
3868 }
|
|
3869 if (run == 0)
|
|
3870 frp = frp->fr_next;
|
|
3871 else
|
|
3872 frp = frp->fr_prev;
|
|
3873 }
|
|
3874 }
|
|
3875 }
|
|
3876 }
|
|
3877 #endif /* FEAT_VERTSPLIT */
|
|
3878
|
|
3879 /*
|
|
3880 * Check 'winminheight' for a valid value.
|
|
3881 */
|
|
3882 void
|
|
3883 win_setminheight()
|
|
3884 {
|
|
3885 int room;
|
|
3886 int first = TRUE;
|
|
3887 win_T *wp;
|
|
3888
|
|
3889 /* loop until there is a 'winminheight' that is possible */
|
|
3890 while (p_wmh > 0)
|
|
3891 {
|
|
3892 /* TODO: handle vertical splits */
|
|
3893 room = -p_wh;
|
|
3894 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
3895 room += wp->w_height - p_wmh;
|
|
3896 if (room >= 0)
|
|
3897 break;
|
|
3898 --p_wmh;
|
|
3899 if (first)
|
|
3900 {
|
|
3901 EMSG(_(e_noroom));
|
|
3902 first = FALSE;
|
|
3903 }
|
|
3904 }
|
|
3905 }
|
|
3906
|
|
3907 #ifdef FEAT_MOUSE
|
|
3908
|
|
3909 /*
|
|
3910 * Status line of dragwin is dragged "offset" lines down (negative is up).
|
|
3911 */
|
|
3912 void
|
|
3913 win_drag_status_line(dragwin, offset)
|
|
3914 win_T *dragwin;
|
|
3915 int offset;
|
|
3916 {
|
|
3917 frame_T *curfr;
|
|
3918 frame_T *fr;
|
|
3919 int room;
|
|
3920 int row;
|
|
3921 int up; /* if TRUE, drag status line up, otherwise down */
|
|
3922 int n;
|
|
3923
|
|
3924 fr = dragwin->w_frame;
|
|
3925 curfr = fr;
|
|
3926 if (fr != topframe) /* more than one window */
|
|
3927 {
|
|
3928 fr = fr->fr_parent;
|
|
3929 /* When the parent frame is not a column of frames, its parent should
|
|
3930 * be. */
|
|
3931 if (fr->fr_layout != FR_COL)
|
|
3932 {
|
|
3933 curfr = fr;
|
|
3934 if (fr != topframe) /* only a row of windows, may drag statusline */
|
|
3935 fr = fr->fr_parent;
|
|
3936 }
|
|
3937 }
|
|
3938
|
|
3939 /* If this is the last frame in a column, may want to resize the parent
|
|
3940 * frame instead (go two up to skip a row of frames). */
|
|
3941 while (curfr != topframe && curfr->fr_next == NULL)
|
|
3942 {
|
|
3943 if (fr != topframe)
|
|
3944 fr = fr->fr_parent;
|
|
3945 curfr = fr;
|
|
3946 if (fr != topframe)
|
|
3947 fr = fr->fr_parent;
|
|
3948 }
|
|
3949
|
|
3950 if (offset < 0) /* drag up */
|
|
3951 {
|
|
3952 up = TRUE;
|
|
3953 offset = -offset;
|
|
3954 /* sum up the room of the current frame and above it */
|
|
3955 if (fr == curfr)
|
|
3956 {
|
|
3957 /* only one window */
|
|
3958 room = fr->fr_height - frame_minheight(fr, NULL);
|
|
3959 }
|
|
3960 else
|
|
3961 {
|
|
3962 room = 0;
|
|
3963 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
3964 {
|
|
3965 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
3966 if (fr == curfr)
|
|
3967 break;
|
|
3968 }
|
|
3969 }
|
|
3970 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
3971 }
|
|
3972 else /* drag down */
|
|
3973 {
|
|
3974 up = FALSE;
|
|
3975 /*
|
|
3976 * Only dragging the last status line can reduce p_ch.
|
|
3977 */
|
|
3978 room = Rows - cmdline_row;
|
|
3979 if (curfr->fr_next == NULL)
|
|
3980 room -= 1;
|
|
3981 else
|
|
3982 room -= p_ch;
|
|
3983 if (room < 0)
|
|
3984 room = 0;
|
|
3985 /* sum up the room of frames below of the current one */
|
|
3986 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
3987 room += fr->fr_height - frame_minheight(fr, NULL);
|
|
3988 fr = curfr; /* put fr at window that grows */
|
|
3989 }
|
|
3990
|
|
3991 if (room < offset) /* Not enough room */
|
|
3992 offset = room; /* Move as far as we can */
|
|
3993 if (offset <= 0)
|
|
3994 return;
|
|
3995
|
|
3996 /*
|
|
3997 * Grow frame fr by "offset" lines.
|
|
3998 * Doesn't happen when dragging the last status line up.
|
|
3999 */
|
|
4000 if (fr != NULL)
|
|
4001 frame_new_height(fr, fr->fr_height + offset, up, FALSE);
|
|
4002
|
|
4003 if (up)
|
|
4004 fr = curfr; /* current frame gets smaller */
|
|
4005 else
|
|
4006 fr = curfr->fr_next; /* next frame gets smaller */
|
|
4007
|
|
4008 /*
|
|
4009 * Now make the other frames smaller.
|
|
4010 */
|
|
4011 while (fr != NULL && offset > 0)
|
|
4012 {
|
|
4013 n = frame_minheight(fr, NULL);
|
|
4014 if (fr->fr_height - offset <= n)
|
|
4015 {
|
|
4016 offset -= fr->fr_height - n;
|
|
4017 frame_new_height(fr, n, !up, FALSE);
|
|
4018 }
|
|
4019 else
|
|
4020 {
|
|
4021 frame_new_height(fr, fr->fr_height - offset, !up, FALSE);
|
|
4022 break;
|
|
4023 }
|
|
4024 if (up)
|
|
4025 fr = fr->fr_prev;
|
|
4026 else
|
|
4027 fr = fr->fr_next;
|
|
4028 }
|
|
4029 row = win_comp_pos();
|
|
4030 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
|
|
4031 cmdline_row = row;
|
|
4032 p_ch = Rows - cmdline_row;
|
|
4033 if (p_ch < 1)
|
|
4034 p_ch = 1;
|
|
4035 redraw_all_later(NOT_VALID);
|
|
4036 showmode();
|
|
4037 }
|
|
4038
|
|
4039 #ifdef FEAT_VERTSPLIT
|
|
4040 /*
|
|
4041 * Separator line of dragwin is dragged "offset" lines right (negative is left).
|
|
4042 */
|
|
4043 void
|
|
4044 win_drag_vsep_line(dragwin, offset)
|
|
4045 win_T *dragwin;
|
|
4046 int offset;
|
|
4047 {
|
|
4048 frame_T *curfr;
|
|
4049 frame_T *fr;
|
|
4050 int room;
|
|
4051 int left; /* if TRUE, drag separator line left, otherwise right */
|
|
4052 int n;
|
|
4053
|
|
4054 fr = dragwin->w_frame;
|
|
4055 if (fr == topframe) /* only one window (cannot happe?) */
|
|
4056 return;
|
|
4057 curfr = fr;
|
|
4058 fr = fr->fr_parent;
|
|
4059 /* When the parent frame is not a row of frames, its parent should be. */
|
|
4060 if (fr->fr_layout != FR_ROW)
|
|
4061 {
|
|
4062 if (fr == topframe) /* only a column of windows (cannot happen?) */
|
|
4063 return;
|
|
4064 curfr = fr;
|
|
4065 fr = fr->fr_parent;
|
|
4066 }
|
|
4067
|
|
4068 /* If this is the last frame in a row, may want to resize a parent
|
|
4069 * frame instead. */
|
|
4070 while (curfr->fr_next == NULL)
|
|
4071 {
|
|
4072 if (fr == topframe)
|
|
4073 break;
|
|
4074 curfr = fr;
|
|
4075 fr = fr->fr_parent;
|
|
4076 if (fr != topframe)
|
|
4077 {
|
|
4078 curfr = fr;
|
|
4079 fr = fr->fr_parent;
|
|
4080 }
|
|
4081 }
|
|
4082
|
|
4083 if (offset < 0) /* drag left */
|
|
4084 {
|
|
4085 left = TRUE;
|
|
4086 offset = -offset;
|
|
4087 /* sum up the room of the current frame and left of it */
|
|
4088 room = 0;
|
|
4089 for (fr = fr->fr_child; ; fr = fr->fr_next)
|
|
4090 {
|
|
4091 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4092 if (fr == curfr)
|
|
4093 break;
|
|
4094 }
|
|
4095 fr = curfr->fr_next; /* put fr at frame that grows */
|
|
4096 }
|
|
4097 else /* drag right */
|
|
4098 {
|
|
4099 left = FALSE;
|
|
4100 /* sum up the room of frames right of the current one */
|
|
4101 room = 0;
|
|
4102 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
|
|
4103 room += fr->fr_width - frame_minwidth(fr, NULL);
|
|
4104 fr = curfr; /* put fr at window that grows */
|
|
4105 }
|
|
4106
|
|
4107 if (room < offset) /* Not enough room */
|
|
4108 offset = room; /* Move as far as we can */
|
|
4109 if (offset <= 0) /* No room at all, quit. */
|
|
4110 return;
|
|
4111
|
|
4112 /* grow frame fr by offset lines */
|
|
4113 frame_new_width(fr, fr->fr_width + offset, left);
|
|
4114
|
|
4115 /* shrink other frames: current and at the left or at the right */
|
|
4116 if (left)
|
|
4117 fr = curfr; /* current frame gets smaller */
|
|
4118 else
|
|
4119 fr = curfr->fr_next; /* next frame gets smaller */
|
|
4120
|
|
4121 while (fr != NULL && offset > 0)
|
|
4122 {
|
|
4123 n = frame_minwidth(fr, NULL);
|
|
4124 if (fr->fr_width - offset <= n)
|
|
4125 {
|
|
4126 offset -= fr->fr_width - n;
|
|
4127 frame_new_width(fr, n, !left);
|
|
4128 }
|
|
4129 else
|
|
4130 {
|
|
4131 frame_new_width(fr, fr->fr_width - offset, !left);
|
|
4132 break;
|
|
4133 }
|
|
4134 if (left)
|
|
4135 fr = fr->fr_prev;
|
|
4136 else
|
|
4137 fr = fr->fr_next;
|
|
4138 }
|
|
4139 (void)win_comp_pos();
|
|
4140 redraw_all_later(NOT_VALID);
|
|
4141 }
|
|
4142 #endif /* FEAT_VERTSPLIT */
|
|
4143 #endif /* FEAT_MOUSE */
|
|
4144
|
|
4145 #endif /* FEAT_WINDOWS */
|
|
4146
|
|
4147 /*
|
|
4148 * Set the height of a window.
|
|
4149 * This takes care of the things inside the window, not what happens to the
|
|
4150 * window position, the frame or to other windows.
|
|
4151 */
|
|
4152 static void
|
|
4153 win_new_height(wp, height)
|
|
4154 win_T *wp;
|
|
4155 int height;
|
|
4156 {
|
|
4157 linenr_T lnum;
|
47
|
4158 linenr_T bot;
|
7
|
4159 int sline, line_size;
|
47
|
4160 int space;
|
|
4161 int did_below = FALSE;
|
7
|
4162 #define FRACTION_MULT 16384L
|
|
4163
|
|
4164 /* Don't want a negative height. Happens when splitting a tiny window.
|
|
4165 * Will equalize heights soon to fix it. */
|
|
4166 if (height < 0)
|
|
4167 height = 0;
|
|
4168
|
|
4169 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0)
|
|
4170 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT
|
|
4171 + FRACTION_MULT / 2) / (long)wp->w_height;
|
|
4172
|
|
4173 wp->w_height = height;
|
|
4174 wp->w_skipcol = 0;
|
|
4175
|
|
4176 /* Don't change w_topline when height is zero. Don't set w_topline when
|
|
4177 * 'scrollbind' is set and this isn't the current window. */
|
|
4178 if (height > 0
|
|
4179 #ifdef FEAT_SCROLLBIND
|
|
4180 && (!wp->w_p_scb || wp == curwin)
|
|
4181 #endif
|
|
4182 )
|
|
4183 {
|
47
|
4184 /*
|
|
4185 * Find a value for w_topline that shows the cursor at the same
|
|
4186 * relative position in the window as before (more or less).
|
|
4187 */
|
7
|
4188 lnum = wp->w_cursor.lnum;
|
|
4189 if (lnum < 1) /* can happen when starting up */
|
|
4190 lnum = 1;
|
|
4191 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT;
|
|
4192 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1;
|
|
4193 sline = wp->w_wrow - line_size;
|
|
4194 if (sline < 0)
|
|
4195 {
|
|
4196 /*
|
|
4197 * Cursor line would go off top of screen if w_wrow was this high.
|
|
4198 */
|
|
4199 wp->w_wrow = line_size;
|
|
4200 }
|
|
4201 else
|
|
4202 {
|
47
|
4203 space = height;
|
|
4204 while (lnum > 1)
|
7
|
4205 {
|
47
|
4206 space -= line_size;
|
|
4207 if (space > 0 && sline <= 0 && !did_below)
|
|
4208 {
|
|
4209 /* Try to use "~" lines below the text to avoid that text
|
|
4210 * is above the window while there are empty lines.
|
|
4211 * Subtract the rows below the cursor from "space" and
|
|
4212 * give the rest to "sline". */
|
|
4213 did_below = TRUE;
|
|
4214 bot = wp->w_cursor.lnum;
|
|
4215 while (space > 0)
|
|
4216 {
|
|
4217 if (wp->w_buffer->b_ml.ml_line_count - bot >= space)
|
|
4218 space = 0;
|
|
4219 else
|
|
4220 {
|
|
4221 #ifdef FEAT_FOLDING
|
|
4222 hasFoldingWin(wp, bot, NULL, &bot, TRUE, NULL);
|
|
4223 #endif
|
|
4224 if (bot >= wp->w_buffer->b_ml.ml_line_count)
|
|
4225 break;
|
|
4226 ++bot;
|
|
4227 space -= plines_win(wp, bot, TRUE);
|
|
4228 }
|
|
4229 }
|
|
4230 if (bot == wp->w_buffer->b_ml.ml_line_count && space > 0)
|
|
4231 sline += space;
|
|
4232 }
|
|
4233 if (sline <= 0)
|
|
4234 break;
|
|
4235
|
7
|
4236 #ifdef FEAT_FOLDING
|
|
4237 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL);
|
|
4238 if (lnum == 1)
|
|
4239 {
|
|
4240 /* first line in buffer is folded */
|
|
4241 line_size = 1;
|
|
4242 --sline;
|
|
4243 break;
|
|
4244 }
|
|
4245 #endif
|
|
4246 --lnum;
|
|
4247 #ifdef FEAT_DIFF
|
|
4248 if (lnum == wp->w_topline)
|
|
4249 line_size = plines_win_nofill(wp, lnum, TRUE)
|
|
4250 + wp->w_topfill;
|
|
4251 else
|
|
4252 #endif
|
|
4253 line_size = plines_win(wp, lnum, TRUE);
|
|
4254 sline -= line_size;
|
|
4255 }
|
47
|
4256
|
7
|
4257 if (sline < 0)
|
|
4258 {
|
|
4259 /*
|
|
4260 * Line we want at top would go off top of screen. Use next
|
|
4261 * line instead.
|
|
4262 */
|
|
4263 #ifdef FEAT_FOLDING
|
|
4264 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL);
|
|
4265 #endif
|
|
4266 lnum++;
|
|
4267 wp->w_wrow -= line_size + sline;
|
|
4268 }
|
|
4269 else if (sline > 0)
|
|
4270 {
|
|
4271 /* First line of file reached, use that as topline. */
|
|
4272 lnum = 1;
|
|
4273 wp->w_wrow -= sline;
|
|
4274 }
|
|
4275 }
|
|
4276 set_topline(wp, lnum);
|
|
4277 }
|
|
4278
|
|
4279 if (wp == curwin)
|
|
4280 {
|
|
4281 if (p_so)
|
|
4282 update_topline();
|
|
4283 curs_columns(FALSE); /* validate w_wrow */
|
|
4284 }
|
|
4285 wp->w_prev_fraction_row = wp->w_wrow;
|
|
4286
|
|
4287 win_comp_scroll(wp);
|
|
4288 redraw_win_later(wp, NOT_VALID);
|
|
4289 #ifdef FEAT_WINDOWS
|
|
4290 wp->w_redr_status = TRUE;
|
|
4291 #endif
|
|
4292 invalidate_botline_win(wp);
|
|
4293 }
|
|
4294
|
|
4295 #ifdef FEAT_VERTSPLIT
|
|
4296 /*
|
|
4297 * Set the width of a window.
|
|
4298 */
|
|
4299 static void
|
|
4300 win_new_width(wp, width)
|
|
4301 win_T *wp;
|
|
4302 int width;
|
|
4303 {
|
|
4304 wp->w_width = width;
|
|
4305 wp->w_lines_valid = 0;
|
|
4306 changed_line_abv_curs_win(wp);
|
|
4307 invalidate_botline_win(wp);
|
|
4308 if (wp == curwin)
|
|
4309 {
|
|
4310 update_topline();
|
|
4311 curs_columns(TRUE); /* validate w_wrow */
|
|
4312 }
|
|
4313 redraw_win_later(wp, NOT_VALID);
|
|
4314 wp->w_redr_status = TRUE;
|
|
4315 }
|
|
4316 #endif
|
|
4317
|
|
4318 void
|
|
4319 win_comp_scroll(wp)
|
|
4320 win_T *wp;
|
|
4321 {
|
|
4322 wp->w_p_scr = ((unsigned)wp->w_height >> 1);
|
|
4323 if (wp->w_p_scr == 0)
|
|
4324 wp->w_p_scr = 1;
|
|
4325 }
|
|
4326
|
|
4327 /*
|
|
4328 * command_height: called whenever p_ch has been changed
|
|
4329 */
|
|
4330 void
|
|
4331 command_height(old_p_ch)
|
|
4332 long old_p_ch;
|
|
4333 {
|
|
4334 #ifdef FEAT_WINDOWS
|
|
4335 int h;
|
|
4336 frame_T *frp;
|
|
4337
|
170
|
4338 /* When passed a negative value use the value of p_ch that we remembered.
|
|
4339 * This is needed for when the GUI starts up, we can't be sure in what
|
|
4340 * order things happen. */
|
|
4341 if (old_p_ch < 0)
|
|
4342 old_p_ch = p_ch_used;
|
|
4343 p_ch_used = p_ch;
|
|
4344
|
7
|
4345 /* Find bottom frame with width of screen. */
|
|
4346 frp = lastwin->w_frame;
|
|
4347 # ifdef FEAT_VERTSPLIT
|
|
4348 while (frp->fr_width != Columns && frp->fr_parent != NULL)
|
|
4349 frp = frp->fr_parent;
|
|
4350 # endif
|
|
4351
|
|
4352 /* Avoid changing the height of a window with 'winfixheight' set. */
|
|
4353 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF
|
|
4354 && frp->fr_win->w_p_wfh)
|
|
4355 frp = frp->fr_prev;
|
|
4356
|
|
4357 if (starting != NO_SCREEN)
|
|
4358 {
|
|
4359 cmdline_row = Rows - p_ch;
|
|
4360
|
|
4361 if (p_ch > old_p_ch) /* p_ch got bigger */
|
|
4362 {
|
|
4363 while (p_ch > old_p_ch)
|
|
4364 {
|
|
4365 if (frp == NULL)
|
|
4366 {
|
|
4367 EMSG(_(e_noroom));
|
|
4368 p_ch = old_p_ch;
|
|
4369 cmdline_row = Rows - p_ch;
|
|
4370 break;
|
|
4371 }
|
|
4372 h = frp->fr_height - frame_minheight(frp, NULL);
|
|
4373 if (h > p_ch - old_p_ch)
|
|
4374 h = p_ch - old_p_ch;
|
|
4375 old_p_ch += h;
|
|
4376 frame_add_height(frp, -h);
|
|
4377 frp = frp->fr_prev;
|
|
4378 }
|
|
4379
|
|
4380 /* Recompute window positions. */
|
|
4381 (void)win_comp_pos();
|
|
4382
|
|
4383 /* clear the lines added to cmdline */
|
|
4384 if (full_screen)
|
|
4385 screen_fill((int)(cmdline_row), (int)Rows, 0,
|
|
4386 (int)Columns, ' ', ' ', 0);
|
|
4387 msg_row = cmdline_row;
|
|
4388 redraw_cmdline = TRUE;
|
|
4389 return;
|
|
4390 }
|
|
4391
|
|
4392 if (msg_row < cmdline_row)
|
|
4393 msg_row = cmdline_row;
|
|
4394 redraw_cmdline = TRUE;
|
|
4395 }
|
|
4396 frame_add_height(frp, (int)(old_p_ch - p_ch));
|
|
4397
|
|
4398 /* Recompute window positions. */
|
|
4399 if (frp != lastwin->w_frame)
|
|
4400 (void)win_comp_pos();
|
|
4401 #else
|
|
4402 win_setheight((int)(firstwin->w_height + old_p_ch - p_ch));
|
|
4403 cmdline_row = Rows - p_ch;
|
|
4404 #endif
|
|
4405 }
|
|
4406
|
|
4407 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4408 /*
|
|
4409 * Resize frame "frp" to be "n" lines higher (negative for less high).
|
|
4410 * Also resize the frames it is contained in.
|
|
4411 */
|
|
4412 static void
|
|
4413 frame_add_height(frp, n)
|
|
4414 frame_T *frp;
|
|
4415 int n;
|
|
4416 {
|
|
4417 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE);
|
|
4418 for (;;)
|
|
4419 {
|
|
4420 frp = frp->fr_parent;
|
|
4421 if (frp == NULL)
|
|
4422 break;
|
|
4423 frp->fr_height += n;
|
|
4424 }
|
|
4425 }
|
|
4426
|
|
4427 /*
|
|
4428 * Add or remove a status line for the bottom window(s), according to the
|
|
4429 * value of 'laststatus'.
|
|
4430 */
|
|
4431 void
|
|
4432 last_status(morewin)
|
|
4433 int morewin; /* pretend there are two or more windows */
|
|
4434 {
|
|
4435 /* Don't make a difference between horizontal or vertical split. */
|
|
4436 last_status_rec(topframe, (p_ls == 2
|
|
4437 || (p_ls == 1 && (morewin || lastwin != firstwin))));
|
|
4438 }
|
|
4439
|
|
4440 static void
|
|
4441 last_status_rec(fr, statusline)
|
|
4442 frame_T *fr;
|
|
4443 int statusline;
|
|
4444 {
|
|
4445 frame_T *fp;
|
|
4446 win_T *wp;
|
|
4447
|
|
4448 if (fr->fr_layout == FR_LEAF)
|
|
4449 {
|
|
4450 wp = fr->fr_win;
|
|
4451 if (wp->w_status_height != 0 && !statusline)
|
|
4452 {
|
|
4453 /* remove status line */
|
|
4454 win_new_height(wp, wp->w_height + 1);
|
|
4455 wp->w_status_height = 0;
|
|
4456 comp_col();
|
|
4457 }
|
|
4458 else if (wp->w_status_height == 0 && statusline)
|
|
4459 {
|
|
4460 /* Find a frame to take a line from. */
|
|
4461 fp = fr;
|
|
4462 while (fp->fr_height <= frame_minheight(fp, NULL))
|
|
4463 {
|
|
4464 if (fp == topframe)
|
|
4465 {
|
|
4466 EMSG(_(e_noroom));
|
|
4467 return;
|
|
4468 }
|
|
4469 /* In a column of frames: go to frame above. If already at
|
|
4470 * the top or in a row of frames: go to parent. */
|
|
4471 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL)
|
|
4472 fp = fp->fr_prev;
|
|
4473 else
|
|
4474 fp = fp->fr_parent;
|
|
4475 }
|
|
4476 wp->w_status_height = 1;
|
|
4477 if (fp != fr)
|
|
4478 {
|
|
4479 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE);
|
|
4480 frame_fix_height(wp);
|
|
4481 (void)win_comp_pos();
|
|
4482 }
|
|
4483 else
|
|
4484 win_new_height(wp, wp->w_height - 1);
|
|
4485 comp_col();
|
|
4486 redraw_all_later(NOT_VALID);
|
|
4487 }
|
|
4488 }
|
|
4489 #ifdef FEAT_VERTSPLIT
|
|
4490 else if (fr->fr_layout == FR_ROW)
|
|
4491 {
|
|
4492 /* vertically split windows, set status line for each one */
|
|
4493 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next)
|
|
4494 last_status_rec(fp, statusline);
|
|
4495 }
|
|
4496 #endif
|
|
4497 else
|
|
4498 {
|
|
4499 /* horizontally split window, set status line for last one */
|
|
4500 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next)
|
|
4501 ;
|
|
4502 last_status_rec(fp, statusline);
|
|
4503 }
|
|
4504 }
|
|
4505
|
|
4506 #endif /* FEAT_WINDOWS */
|
|
4507
|
|
4508 #if defined(FEAT_SEARCHPATH) || defined(PROTO)
|
|
4509 /*
|
344
|
4510 * Get the file name at the cursor.
|
|
4511 * If Visual mode is active, use the selected text if it's in one line.
|
|
4512 * Returns the name in allocated memory, NULL for failure.
|
|
4513 */
|
|
4514 char_u *
|
|
4515 grab_file_name(count)
|
|
4516 long count;
|
|
4517 {
|
|
4518 # ifdef FEAT_VISUAL
|
|
4519 if (VIsual_active)
|
|
4520 {
|
|
4521 int len;
|
|
4522 char_u *ptr;
|
|
4523
|
|
4524 if (get_visual_text(NULL, &ptr, &len) == FAIL)
|
|
4525 return NULL;
|
|
4526 return find_file_name_in_path(ptr, len,
|
|
4527 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname);
|
|
4528 }
|
|
4529 # endif
|
|
4530 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count);
|
|
4531 }
|
|
4532
|
|
4533 /*
|
7
|
4534 * Return the file name under or after the cursor.
|
|
4535 *
|
|
4536 * The 'path' option is searched if the file name is not absolute.
|
|
4537 * The string returned has been alloc'ed and should be freed by the caller.
|
|
4538 * NULL is returned if the file name or file is not found.
|
|
4539 *
|
|
4540 * options:
|
|
4541 * FNAME_MESS give error messages
|
|
4542 * FNAME_EXP expand to path
|
|
4543 * FNAME_HYP check for hypertext link
|
|
4544 * FNAME_INCL apply "includeexpr"
|
|
4545 */
|
|
4546 char_u *
|
|
4547 file_name_at_cursor(options, count)
|
|
4548 int options;
|
|
4549 long count;
|
|
4550 {
|
|
4551 return file_name_in_line(ml_get_curline(),
|
|
4552 curwin->w_cursor.col, options, count, curbuf->b_ffname);
|
|
4553 }
|
|
4554
|
|
4555 /*
|
|
4556 * Return the name of the file under or after ptr[col].
|
|
4557 * Otherwise like file_name_at_cursor().
|
|
4558 */
|
|
4559 char_u *
|
|
4560 file_name_in_line(line, col, options, count, rel_fname)
|
|
4561 char_u *line;
|
|
4562 int col;
|
|
4563 int options;
|
|
4564 long count;
|
|
4565 char_u *rel_fname; /* file we are searching relative to */
|
|
4566 {
|
|
4567 char_u *ptr;
|
|
4568 int len;
|
|
4569
|
|
4570 /*
|
|
4571 * search forward for what could be the start of a file name
|
|
4572 */
|
|
4573 ptr = line + col;
|
|
4574 while (*ptr != NUL && !vim_isfilec(*ptr))
|
345
|
4575 mb_ptr_adv(ptr);
|
7
|
4576 if (*ptr == NUL) /* nothing found */
|
|
4577 {
|
|
4578 if (options & FNAME_MESS)
|
|
4579 EMSG(_("E446: No file name under cursor"));
|
|
4580 return NULL;
|
|
4581 }
|
|
4582
|
|
4583 /*
|
|
4584 * Search backward for first char of the file name.
|
|
4585 * Go one char back to ":" before "//" even when ':' is not in 'isfname'.
|
|
4586 */
|
|
4587 while (ptr > line)
|
|
4588 {
|
|
4589 #ifdef FEAT_MBYTE
|
|
4590 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0)
|
|
4591 ptr -= len + 1;
|
|
4592 else
|
|
4593 #endif
|
|
4594 if (vim_isfilec(ptr[-1])
|
|
4595 || ((options & FNAME_HYP) && path_is_url(ptr - 1)))
|
|
4596 --ptr;
|
|
4597 else
|
|
4598 break;
|
|
4599 }
|
|
4600
|
|
4601 /*
|
|
4602 * Search forward for the last char of the file name.
|
|
4603 * Also allow "://" when ':' is not in 'isfname'.
|
|
4604 */
|
|
4605 len = 0;
|
|
4606 while (vim_isfilec(ptr[len])
|
|
4607 || ((options & FNAME_HYP) && path_is_url(ptr + len)))
|
|
4608 #ifdef FEAT_MBYTE
|
|
4609 if (has_mbyte)
|
|
4610 len += (*mb_ptr2len_check)(ptr + len);
|
|
4611 else
|
|
4612 #endif
|
|
4613 ++len;
|
|
4614
|
|
4615 /*
|
|
4616 * If there is trailing punctuation, remove it.
|
|
4617 * But don't remove "..", could be a directory name.
|
|
4618 */
|
|
4619 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL
|
|
4620 && ptr[len - 2] != '.')
|
|
4621 --len;
|
|
4622
|
|
4623 return find_file_name_in_path(ptr, len, options, count, rel_fname);
|
|
4624 }
|
|
4625
|
|
4626 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4627 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len));
|
|
4628
|
|
4629 static char_u *
|
|
4630 eval_includeexpr(ptr, len)
|
|
4631 char_u *ptr;
|
|
4632 int len;
|
|
4633 {
|
|
4634 char_u *res;
|
|
4635
|
|
4636 set_vim_var_string(VV_FNAME, ptr, len);
|
|
4637 res = eval_to_string_safe(curbuf->b_p_inex, NULL);
|
|
4638 set_vim_var_string(VV_FNAME, NULL, 0);
|
|
4639 return res;
|
|
4640 }
|
|
4641 #endif
|
|
4642
|
|
4643 /*
|
|
4644 * Return the name of the file ptr[len] in 'path'.
|
|
4645 * Otherwise like file_name_at_cursor().
|
|
4646 */
|
|
4647 char_u *
|
|
4648 find_file_name_in_path(ptr, len, options, count, rel_fname)
|
|
4649 char_u *ptr;
|
|
4650 int len;
|
|
4651 int options;
|
|
4652 long count;
|
|
4653 char_u *rel_fname; /* file we are searching relative to */
|
|
4654 {
|
|
4655 char_u *file_name;
|
|
4656 int c;
|
|
4657 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4658 char_u *tofree = NULL;
|
|
4659
|
|
4660 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
4661 {
|
|
4662 tofree = eval_includeexpr(ptr, len);
|
|
4663 if (tofree != NULL)
|
|
4664 {
|
|
4665 ptr = tofree;
|
|
4666 len = (int)STRLEN(ptr);
|
|
4667 }
|
|
4668 }
|
|
4669 # endif
|
|
4670
|
|
4671 if (options & FNAME_EXP)
|
|
4672 {
|
|
4673 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
4674 TRUE, rel_fname);
|
|
4675
|
|
4676 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4677 /*
|
|
4678 * If the file could not be found in a normal way, try applying
|
|
4679 * 'includeexpr' (unless done already).
|
|
4680 */
|
|
4681 if (file_name == NULL
|
|
4682 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
|
|
4683 {
|
|
4684 tofree = eval_includeexpr(ptr, len);
|
|
4685 if (tofree != NULL)
|
|
4686 {
|
|
4687 ptr = tofree;
|
|
4688 len = (int)STRLEN(ptr);
|
|
4689 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
|
|
4690 TRUE, rel_fname);
|
|
4691 }
|
|
4692 }
|
|
4693 # endif
|
|
4694 if (file_name == NULL && (options & FNAME_MESS))
|
|
4695 {
|
|
4696 c = ptr[len];
|
|
4697 ptr[len] = NUL;
|
|
4698 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr);
|
|
4699 ptr[len] = c;
|
|
4700 }
|
|
4701
|
|
4702 /* Repeat finding the file "count" times. This matters when it
|
|
4703 * appears several times in the path. */
|
|
4704 while (file_name != NULL && --count > 0)
|
|
4705 {
|
|
4706 vim_free(file_name);
|
|
4707 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname);
|
|
4708 }
|
|
4709 }
|
|
4710 else
|
|
4711 file_name = vim_strnsave(ptr, len);
|
|
4712
|
|
4713 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
|
|
4714 vim_free(tofree);
|
|
4715 # endif
|
|
4716
|
|
4717 return file_name;
|
|
4718 }
|
|
4719 #endif /* FEAT_SEARCHPATH */
|
|
4720
|
|
4721 /*
|
|
4722 * Check if the "://" of a URL is at the pointer, return URL_SLASH.
|
|
4723 * Also check for ":\\", which MS Internet Explorer accepts, return
|
|
4724 * URL_BACKSLASH.
|
|
4725 */
|
|
4726 static int
|
|
4727 path_is_url(p)
|
|
4728 char_u *p;
|
|
4729 {
|
|
4730 if (STRNCMP(p, "://", (size_t)3) == 0)
|
|
4731 return URL_SLASH;
|
|
4732 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0)
|
|
4733 return URL_BACKSLASH;
|
|
4734 return 0;
|
|
4735 }
|
|
4736
|
|
4737 /*
|
|
4738 * Check if "fname" starts with "name://". Return URL_SLASH if it does.
|
|
4739 * Return URL_BACKSLASH for "name:\\".
|
|
4740 * Return zero otherwise.
|
|
4741 */
|
|
4742 int
|
|
4743 path_with_url(fname)
|
|
4744 char_u *fname;
|
|
4745 {
|
|
4746 char_u *p;
|
|
4747
|
|
4748 for (p = fname; isalpha(*p); ++p)
|
|
4749 ;
|
|
4750 return path_is_url(p);
|
|
4751 }
|
|
4752
|
|
4753 /*
|
|
4754 * Return TRUE if "name" is a full (absolute) path name or URL.
|
|
4755 */
|
|
4756 int
|
|
4757 vim_isAbsName(name)
|
|
4758 char_u *name;
|
|
4759 {
|
|
4760 return (path_with_url(name) != 0 || mch_isFullName(name));
|
|
4761 }
|
|
4762
|
|
4763 /*
|
|
4764 * Get absolute file name into buffer 'buf' of length 'len' bytes.
|
|
4765 *
|
|
4766 * return FAIL for failure, OK otherwise
|
|
4767 */
|
|
4768 int
|
|
4769 vim_FullName(fname, buf, len, force)
|
|
4770 char_u *fname, *buf;
|
|
4771 int len;
|
|
4772 int force;
|
|
4773 {
|
|
4774 int retval = OK;
|
|
4775 int url;
|
|
4776
|
|
4777 *buf = NUL;
|
|
4778 if (fname == NULL)
|
|
4779 return FAIL;
|
|
4780
|
|
4781 url = path_with_url(fname);
|
|
4782 if (!url)
|
|
4783 retval = mch_FullName(fname, buf, len, force);
|
|
4784 if (url || retval == FAIL)
|
|
4785 {
|
|
4786 /* something failed; use the file name (truncate when too long) */
|
|
4787 STRNCPY(buf, fname, len);
|
|
4788 buf[len - 1] = NUL;
|
|
4789 }
|
|
4790 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN)
|
|
4791 slash_adjust(buf);
|
|
4792 #endif
|
|
4793 return retval;
|
|
4794 }
|
|
4795
|
|
4796 /*
|
|
4797 * Return the minimal number of rows that is needed on the screen to display
|
|
4798 * the current number of windows.
|
|
4799 */
|
|
4800 int
|
|
4801 min_rows()
|
|
4802 {
|
|
4803 int total;
|
|
4804
|
|
4805 if (firstwin == NULL) /* not initialized yet */
|
|
4806 return MIN_LINES;
|
|
4807
|
|
4808 total = 1; /* count the room for the command line */
|
|
4809 #ifdef FEAT_WINDOWS
|
|
4810 total += frame_minheight(topframe, NULL);
|
|
4811 #else
|
|
4812 total += 1; /* at least one window should have a line! */
|
|
4813 #endif
|
|
4814 return total;
|
|
4815 }
|
|
4816
|
|
4817 /*
|
|
4818 * Return TRUE if there is only one window, not counting a help or preview
|
|
4819 * window, unless it is the current window.
|
|
4820 */
|
|
4821 int
|
|
4822 only_one_window()
|
|
4823 {
|
|
4824 #ifdef FEAT_WINDOWS
|
|
4825 int count = 0;
|
|
4826 win_T *wp;
|
|
4827
|
|
4828 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
144
|
4829 if (!((wp->w_buffer->b_help && !curbuf->b_help)
|
7
|
4830 # ifdef FEAT_QUICKFIX
|
|
4831 || wp->w_p_pvw
|
|
4832 # endif
|
|
4833 ) || wp == curwin)
|
|
4834 ++count;
|
|
4835 return (count <= 1);
|
|
4836 #else
|
|
4837 return TRUE;
|
|
4838 #endif
|
|
4839 }
|
|
4840
|
|
4841 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO)
|
|
4842 /*
|
|
4843 * Correct the cursor line number in other windows. Used after changing the
|
|
4844 * current buffer, and before applying autocommands.
|
|
4845 * When "do_curwin" is TRUE, also check current window.
|
|
4846 */
|
|
4847 void
|
|
4848 check_lnums(do_curwin)
|
|
4849 int do_curwin;
|
|
4850 {
|
|
4851 win_T *wp;
|
|
4852
|
|
4853 #ifdef FEAT_WINDOWS
|
|
4854 for (wp = firstwin; wp != NULL; wp = wp->w_next)
|
|
4855 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf)
|
|
4856 #else
|
|
4857 wp = curwin;
|
|
4858 if (do_curwin)
|
|
4859 #endif
|
|
4860 {
|
|
4861 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count)
|
|
4862 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count;
|
|
4863 if (wp->w_topline > curbuf->b_ml.ml_line_count)
|
|
4864 wp->w_topline = curbuf->b_ml.ml_line_count;
|
|
4865 }
|
|
4866 }
|
|
4867 #endif
|
|
4868
|
|
4869 #if defined(FEAT_WINDOWS) || defined(PROTO)
|
|
4870
|
|
4871 /*
|
|
4872 * A snapshot of the window sizes, to restore them after closing the help
|
|
4873 * window.
|
|
4874 * Only these fields are used:
|
|
4875 * fr_layout
|
|
4876 * fr_width
|
|
4877 * fr_height
|
|
4878 * fr_next
|
|
4879 * fr_child
|
|
4880 * fr_win (only valid for the old curwin, NULL otherwise)
|
|
4881 */
|
|
4882 static frame_T *snapshot = NULL;
|
|
4883
|
|
4884 /*
|
|
4885 * Create a snapshot of the current frame sizes.
|
|
4886 */
|
|
4887 static void
|
|
4888 make_snapshot()
|
|
4889 {
|
|
4890 clear_snapshot();
|
|
4891 make_snapshot_rec(topframe, &snapshot);
|
|
4892 }
|
|
4893
|
|
4894 static void
|
|
4895 make_snapshot_rec(fr, frp)
|
|
4896 frame_T *fr;
|
|
4897 frame_T **frp;
|
|
4898 {
|
|
4899 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
|
|
4900 if (*frp == NULL)
|
|
4901 return;
|
|
4902 (*frp)->fr_layout = fr->fr_layout;
|
|
4903 # ifdef FEAT_VERTSPLIT
|
|
4904 (*frp)->fr_width = fr->fr_width;
|
|
4905 # endif
|
|
4906 (*frp)->fr_height = fr->fr_height;
|
|
4907 if (fr->fr_next != NULL)
|
|
4908 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next));
|
|
4909 if (fr->fr_child != NULL)
|
|
4910 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child));
|
|
4911 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin)
|
|
4912 (*frp)->fr_win = curwin;
|
|
4913 }
|
|
4914
|
|
4915 /*
|
|
4916 * Remove any existing snapshot.
|
|
4917 */
|
|
4918 static void
|
|
4919 clear_snapshot()
|
|
4920 {
|
|
4921 clear_snapshot_rec(snapshot);
|
|
4922 snapshot = NULL;
|
|
4923 }
|
|
4924
|
|
4925 static void
|
|
4926 clear_snapshot_rec(fr)
|
|
4927 frame_T *fr;
|
|
4928 {
|
|
4929 if (fr != NULL)
|
|
4930 {
|
|
4931 clear_snapshot_rec(fr->fr_next);
|
|
4932 clear_snapshot_rec(fr->fr_child);
|
|
4933 vim_free(fr);
|
|
4934 }
|
|
4935 }
|
|
4936
|
|
4937 /*
|
|
4938 * Restore a previously created snapshot, if there is any.
|
|
4939 * This is only done if the screen size didn't change and the window layout is
|
|
4940 * still the same.
|
|
4941 */
|
|
4942 static void
|
|
4943 restore_snapshot(close_curwin)
|
|
4944 int close_curwin; /* closing current window */
|
|
4945 {
|
|
4946 win_T *wp;
|
|
4947
|
|
4948 if (snapshot != NULL
|
|
4949 # ifdef FEAT_VERTSPLIT
|
|
4950 && snapshot->fr_width == topframe->fr_width
|
|
4951 # endif
|
|
4952 && snapshot->fr_height == topframe->fr_height
|
|
4953 && check_snapshot_rec(snapshot, topframe) == OK)
|
|
4954 {
|
|
4955 wp = restore_snapshot_rec(snapshot, topframe);
|
|
4956 win_comp_pos();
|
|
4957 if (wp != NULL && close_curwin)
|
|
4958 win_goto(wp);
|
|
4959 redraw_all_later(CLEAR);
|
|
4960 }
|
|
4961 clear_snapshot();
|
|
4962 }
|
|
4963
|
|
4964 /*
|
|
4965 * Check if frames "sn" and "fr" have the same layout, same following frames
|
|
4966 * and same children.
|
|
4967 */
|
|
4968 static int
|
|
4969 check_snapshot_rec(sn, fr)
|
|
4970 frame_T *sn;
|
|
4971 frame_T *fr;
|
|
4972 {
|
|
4973 if (sn->fr_layout != fr->fr_layout
|
|
4974 || (sn->fr_next == NULL) != (fr->fr_next == NULL)
|
|
4975 || (sn->fr_child == NULL) != (fr->fr_child == NULL)
|
|
4976 || (sn->fr_next != NULL
|
|
4977 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL)
|
|
4978 || (sn->fr_child != NULL
|
|
4979 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL))
|
|
4980 return FAIL;
|
|
4981 return OK;
|
|
4982 }
|
|
4983
|
|
4984 /*
|
|
4985 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all
|
|
4986 * following frames and children.
|
|
4987 * Returns a pointer to the old current window, or NULL.
|
|
4988 */
|
|
4989 static win_T *
|
|
4990 restore_snapshot_rec(sn, fr)
|
|
4991 frame_T *sn;
|
|
4992 frame_T *fr;
|
|
4993 {
|
|
4994 win_T *wp = NULL;
|
|
4995 win_T *wp2;
|
|
4996
|
|
4997 fr->fr_height = sn->fr_height;
|
|
4998 # ifdef FEAT_VERTSPLIT
|
|
4999 fr->fr_width = sn->fr_width;
|
|
5000 # endif
|
|
5001 if (fr->fr_layout == FR_LEAF)
|
|
5002 {
|
|
5003 frame_new_height(fr, fr->fr_height, FALSE, FALSE);
|
|
5004 # ifdef FEAT_VERTSPLIT
|
|
5005 frame_new_width(fr, fr->fr_width, FALSE);
|
|
5006 # endif
|
|
5007 wp = sn->fr_win;
|
|
5008 }
|
|
5009 if (sn->fr_next != NULL)
|
|
5010 {
|
|
5011 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next);
|
|
5012 if (wp2 != NULL)
|
|
5013 wp = wp2;
|
|
5014 }
|
|
5015 if (sn->fr_child != NULL)
|
|
5016 {
|
|
5017 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child);
|
|
5018 if (wp2 != NULL)
|
|
5019 wp = wp2;
|
|
5020 }
|
|
5021 return wp;
|
|
5022 }
|
|
5023
|
|
5024 #endif
|
|
5025
|
|
5026 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO)
|
|
5027 /*
|
|
5028 * Return TRUE if there is any vertically split window.
|
|
5029 */
|
|
5030 int
|
|
5031 win_hasvertsplit()
|
|
5032 {
|
|
5033 frame_T *fr;
|
|
5034
|
|
5035 if (topframe->fr_layout == FR_ROW)
|
|
5036 return TRUE;
|
|
5037
|
|
5038 if (topframe->fr_layout == FR_COL)
|
|
5039 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next)
|
|
5040 if (fr->fr_layout == FR_ROW)
|
|
5041 return TRUE;
|
|
5042
|
|
5043 return FALSE;
|
|
5044 }
|
|
5045 #endif
|