Mercurial > vim
annotate src/popupmnu.c @ 12572:31737ff54115 v8.0.1164
patch 8.0.1164: changing StatusLine highlight does not always work
commit https://github.com/vim/vim/commit/65ed136844fbaffdd473903ed841c944600234dc
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Sep 30 16:00:14 2017 +0200
patch 8.0.1164: changing StatusLine highlight does not always work
Problem: Changing StatusLine highlight while evaluating 'statusline' may
not change the status line color.
Solution: When changing highlighting while redrawing don't cause another
redraw. (suggested by Ozaki Kiichi, closes #2171, closes #2120)
author | Christian Brabandt <cb@256bit.org> |
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date | Sat, 30 Sep 2017 16:15:04 +0200 |
parents | 33a900199c25 |
children | fad36581f788 |
rev | line source |
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
800 | 2 * |
3 * VIM - Vi IMproved by Bram Moolenaar | |
4 * | |
5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
6 * Do ":help credits" in Vim to see a list of people who contributed. | |
7 * See README.txt for an overview of the Vim source code. | |
8 */ | |
9 | |
10 /* | |
11 * popupmnu.c: Popup menu (PUM) | |
12 */ | |
13 #include "vim.h" | |
14 | |
15 #if defined(FEAT_INS_EXPAND) || defined(PROTO) | |
16 | |
17 static pumitem_T *pum_array = NULL; /* items of displayed pum */ | |
18 static int pum_size; /* nr of items in "pum_array" */ | |
19 static int pum_selected; /* index of selected item or -1 */ | |
20 static int pum_first = 0; /* index of top item */ | |
21 | |
22 static int pum_height; /* nr of displayed pum items */ | |
23 static int pum_width; /* width of displayed pum items */ | |
24 static int pum_base_width; /* width of pum items base */ | |
25 static int pum_kind_width; /* width of pum items kind column */ | |
26 static int pum_scrollbar; /* TRUE when scrollbar present */ | |
27 | |
28 static int pum_row; /* top row of pum */ | |
29 static int pum_col; /* left column of pum */ | |
30 | |
31 static int pum_do_redraw = FALSE; /* do redraw anyway */ | |
32 | |
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33 static int pum_set_selected(int n, int repeat); |
800 | 34 |
35 #define PUM_DEF_HEIGHT 10 | |
36 #define PUM_DEF_WIDTH 15 | |
37 | |
38 /* | |
39 * Show the popup menu with items "array[size]". | |
40 * "array" must remain valid until pum_undisplay() is called! | |
41 * When possible the leftmost character is aligned with screen column "col". | |
42 * The menu appears above the screen line "row" or at "row" + "height" - 1. | |
43 */ | |
44 void | |
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45 pum_display( |
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46 pumitem_T *array, |
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47 int size, |
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48 int selected) /* index of initially selected item, none if |
800 | 49 out of range */ |
50 { | |
51 int w; | |
52 int def_width; | |
53 int max_width; | |
54 int kind_width; | |
55 int extra_width; | |
56 int i; | |
57 int row; | |
1622 | 58 int context_lines; |
800 | 59 int col; |
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60 int above_row; |
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61 int below_row; |
838 | 62 int redo_count = 0; |
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63 #if defined(FEAT_QUICKFIX) |
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64 win_T *pvwin; |
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65 #endif |
800 | 66 |
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67 do |
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68 { |
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69 def_width = PUM_DEF_WIDTH; |
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70 max_width = 0; |
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71 kind_width = 0; |
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72 extra_width = 0; |
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73 above_row = 0; |
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74 below_row = cmdline_row; |
800 | 75 |
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76 /* Pretend the pum is already there to avoid that must_redraw is set |
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77 * when 'cuc' is on. */ |
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78 pum_array = (pumitem_T *)1; |
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79 validate_cursor_col(); |
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80 pum_array = NULL; |
800 | 81 |
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82 row = curwin->w_wrow + W_WINROW(curwin); |
800 | 83 |
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84 #if defined(FEAT_QUICKFIX) |
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85 FOR_ALL_WINDOWS(pvwin) |
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86 if (pvwin->w_p_pvw) |
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87 break; |
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88 if (pvwin != NULL) |
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89 { |
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90 if (W_WINROW(pvwin) < W_WINROW(curwin)) |
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91 above_row = W_WINROW(pvwin) + pvwin->w_height; |
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92 else if (W_WINROW(pvwin) > W_WINROW(curwin) + curwin->w_height) |
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93 below_row = W_WINROW(pvwin); |
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94 } |
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95 #endif |
800 | 96 |
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97 /* |
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98 * Figure out the size and position of the pum. |
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99 */ |
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100 if (size < PUM_DEF_HEIGHT) |
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101 pum_height = size; |
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102 else |
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103 pum_height = PUM_DEF_HEIGHT; |
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104 if (p_ph > 0 && pum_height > p_ph) |
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105 pum_height = p_ph; |
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106 |
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107 /* Put the pum below "row" if possible. If there are few lines decide |
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108 * on where there is more room. */ |
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109 if (row + 2 >= below_row - pum_height |
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110 && row - above_row > (below_row - above_row) / 2) |
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111 { |
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112 /* pum above "row" */ |
800 | 113 |
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114 /* Leave two lines of context if possible */ |
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115 if (curwin->w_wrow - curwin->w_cline_row >= 2) |
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116 context_lines = 2; |
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117 else |
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118 context_lines = curwin->w_wrow - curwin->w_cline_row; |
1622 | 119 |
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120 if (row >= size + context_lines) |
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121 { |
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122 pum_row = row - size - context_lines; |
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123 pum_height = size; |
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124 } |
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125 else |
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126 { |
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127 pum_row = 0; |
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128 pum_height = row - context_lines; |
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129 } |
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130 if (p_ph > 0 && pum_height > p_ph) |
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131 { |
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132 pum_row += pum_height - p_ph; |
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133 pum_height = p_ph; |
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134 } |
800 | 135 } |
136 else | |
137 { | |
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138 /* pum below "row" */ |
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139 |
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140 /* Leave two lines of context if possible */ |
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141 if (curwin->w_cline_row |
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142 + curwin->w_cline_height - curwin->w_wrow >= 3) |
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143 context_lines = 3; |
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144 else |
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145 context_lines = curwin->w_cline_row |
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146 + curwin->w_cline_height - curwin->w_wrow; |
1622 | 147 |
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148 pum_row = row + context_lines; |
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149 if (size > below_row - pum_row) |
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150 pum_height = below_row - pum_row; |
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151 else |
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152 pum_height = size; |
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153 if (p_ph > 0 && pum_height > p_ph) |
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154 pum_height = p_ph; |
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155 } |
1622 | 156 |
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157 /* don't display when we only have room for one line */ |
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158 if (pum_height < 1 || (pum_height == 1 && size > 1)) |
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159 return; |
800 | 160 |
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161 #if defined(FEAT_QUICKFIX) |
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162 /* If there is a preview window at the above avoid drawing over it. */ |
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163 if (pvwin != NULL && pum_row < above_row && pum_height > above_row) |
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164 { |
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165 pum_row += above_row; |
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166 pum_height -= above_row; |
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167 } |
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168 #endif |
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170 /* Compute the width of the widest match and the widest extra. */ |
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171 for (i = 0; i < size; ++i) |
800 | 172 { |
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173 w = vim_strsize(array[i].pum_text); |
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174 if (max_width < w) |
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175 max_width = w; |
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176 if (array[i].pum_kind != NULL) |
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177 { |
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178 w = vim_strsize(array[i].pum_kind) + 1; |
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179 if (kind_width < w) |
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180 kind_width = w; |
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181 } |
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182 if (array[i].pum_extra != NULL) |
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183 { |
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184 w = vim_strsize(array[i].pum_extra) + 1; |
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185 if (extra_width < w) |
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186 extra_width = w; |
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187 } |
800 | 188 } |
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189 pum_base_width = max_width; |
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190 pum_kind_width = kind_width; |
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192 /* Calculate column */ |
1344 | 193 #ifdef FEAT_RIGHTLEFT |
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194 if (curwin->w_p_rl) |
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195 col = curwin->w_wincol + curwin->w_width - curwin->w_wcol - 1; |
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196 else |
1344 | 197 #endif |
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198 col = curwin->w_wincol + curwin->w_wcol; |
1344 | 199 |
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200 /* if there are more items than room we need a scrollbar */ |
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201 if (pum_height < size) |
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202 { |
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203 pum_scrollbar = 1; |
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204 ++max_width; |
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205 } |
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206 else |
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207 pum_scrollbar = 0; |
800 | 208 |
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209 if (def_width < max_width) |
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210 def_width = max_width; |
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212 if (((col < Columns - PUM_DEF_WIDTH || col < Columns - max_width) |
1344 | 213 #ifdef FEAT_RIGHTLEFT |
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214 && !curwin->w_p_rl) |
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215 || (curwin->w_p_rl && (col > PUM_DEF_WIDTH || col > max_width) |
1344 | 216 #endif |
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217 )) |
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218 { |
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219 /* align pum column with "col" */ |
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220 pum_col = col; |
1344 | 221 |
222 #ifdef FEAT_RIGHTLEFT | |
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223 if (curwin->w_p_rl) |
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224 pum_width = pum_col - pum_scrollbar + 1; |
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225 else |
1344 | 226 #endif |
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227 pum_width = Columns - pum_col - pum_scrollbar; |
1344 | 228 |
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229 if (pum_width > max_width + kind_width + extra_width + 1 |
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230 && pum_width > PUM_DEF_WIDTH) |
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231 { |
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232 pum_width = max_width + kind_width + extra_width + 1; |
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233 if (pum_width < PUM_DEF_WIDTH) |
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234 pum_width = PUM_DEF_WIDTH; |
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235 } |
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236 } |
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237 else if (Columns < def_width) |
800 | 238 { |
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239 /* not enough room, will use what we have */ |
1344 | 240 #ifdef FEAT_RIGHTLEFT |
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241 if (curwin->w_p_rl) |
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242 pum_col = Columns - 1; |
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243 else |
1344 | 244 #endif |
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245 pum_col = 0; |
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246 pum_width = Columns - 1; |
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247 } |
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248 else |
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249 { |
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250 if (max_width > PUM_DEF_WIDTH) |
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251 max_width = PUM_DEF_WIDTH; /* truncate */ |
1344 | 252 #ifdef FEAT_RIGHTLEFT |
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253 if (curwin->w_p_rl) |
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254 pum_col = max_width - 1; |
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255 else |
1344 | 256 #endif |
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257 pum_col = Columns - max_width; |
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258 pum_width = max_width - pum_scrollbar; |
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259 } |
800 | 260 |
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261 pum_array = array; |
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262 pum_size = size; |
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264 /* Set selected item and redraw. If the window size changed need to |
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265 * redo the positioning. Limit this to two times, when there is not |
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266 * much room the window size will keep changing. */ |
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267 } while (pum_set_selected(selected, redo_count) && ++redo_count <= 2); |
800 | 268 } |
269 | |
270 /* | |
271 * Redraw the popup menu, using "pum_first" and "pum_selected". | |
272 */ | |
273 void | |
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274 pum_redraw(void) |
800 | 275 { |
276 int row = pum_row; | |
277 int col; | |
278 int attr_norm = highlight_attr[HLF_PNI]; | |
279 int attr_select = highlight_attr[HLF_PSI]; | |
280 int attr_scroll = highlight_attr[HLF_PSB]; | |
281 int attr_thumb = highlight_attr[HLF_PST]; | |
282 int attr; | |
283 int i; | |
284 int idx; | |
285 char_u *s; | |
286 char_u *p = NULL; | |
287 int totwidth, width, w; | |
288 int thumb_pos = 0; | |
289 int thumb_heigth = 1; | |
290 int round; | |
291 int n; | |
292 | |
5444 | 293 /* Never display more than we have */ |
294 if (pum_first > pum_size - pum_height) | |
295 pum_first = pum_size - pum_height; | |
296 | |
800 | 297 if (pum_scrollbar) |
298 { | |
299 thumb_heigth = pum_height * pum_height / pum_size; | |
300 if (thumb_heigth == 0) | |
301 thumb_heigth = 1; | |
302 thumb_pos = (pum_first * (pum_height - thumb_heigth) | |
303 + (pum_size - pum_height) / 2) | |
304 / (pum_size - pum_height); | |
305 } | |
306 | |
307 for (i = 0; i < pum_height; ++i) | |
308 { | |
309 idx = i + pum_first; | |
310 attr = (idx == pum_selected) ? attr_select : attr_norm; | |
311 | |
312 /* prepend a space if there is room */ | |
1344 | 313 #ifdef FEAT_RIGHTLEFT |
314 if (curwin->w_p_rl) | |
315 { | |
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316 if (pum_col < curwin->w_wincol + curwin->w_width - 1) |
1344 | 317 screen_putchar(' ', row, pum_col + 1, attr); |
318 } | |
319 else | |
320 #endif | |
321 if (pum_col > 0) | |
322 screen_putchar(' ', row, pum_col - 1, attr); | |
800 | 323 |
324 /* Display each entry, use two spaces for a Tab. | |
325 * Do this 3 times: For the main text, kind and extra info */ | |
326 col = pum_col; | |
327 totwidth = 0; | |
328 for (round = 1; round <= 3; ++round) | |
329 { | |
330 width = 0; | |
331 s = NULL; | |
332 switch (round) | |
333 { | |
334 case 1: p = pum_array[idx].pum_text; break; | |
335 case 2: p = pum_array[idx].pum_kind; break; | |
336 case 3: p = pum_array[idx].pum_extra; break; | |
337 } | |
338 if (p != NULL) | |
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339 for ( ; ; MB_PTR_ADV(p)) |
800 | 340 { |
341 if (s == NULL) | |
342 s = p; | |
343 w = ptr2cells(p); | |
344 if (*p == NUL || *p == TAB || totwidth + w > pum_width) | |
345 { | |
1097 | 346 /* Display the text that fits or comes before a Tab. |
347 * First convert it to printable characters. */ | |
1344 | 348 char_u *st; |
349 int saved = *p; | |
1097 | 350 |
351 *p = NUL; | |
352 st = transstr(s); | |
353 *p = saved; | |
1344 | 354 #ifdef FEAT_RIGHTLEFT |
355 if (curwin->w_p_rl) | |
1097 | 356 { |
1344 | 357 if (st != NULL) |
358 { | |
359 char_u *rt = reverse_text(st); | |
360 | |
361 if (rt != NULL) | |
362 { | |
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363 char_u *rt_start = rt; |
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364 int size; |
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365 |
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366 size = vim_strsize(rt); |
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367 if (size > pum_width) |
1344 | 368 { |
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369 do |
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370 { |
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371 size -= has_mbyte |
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372 ? (*mb_ptr2cells)(rt) : 1; |
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373 MB_PTR_ADV(rt); |
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374 } while (size > pum_width); |
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375 |
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376 if (size < pum_width) |
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377 { |
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378 /* Most left character requires |
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379 * 2-cells but only 1 cell is |
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380 * available on screen. Put a |
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381 * '<' on the left of the pum |
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382 * item */ |
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383 *(--rt) = '<'; |
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384 size++; |
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385 } |
1344 | 386 } |
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387 screen_puts_len(rt, (int)STRLEN(rt), |
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388 row, col - size + 1, attr); |
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389 vim_free(rt_start); |
1344 | 390 } |
391 vim_free(st); | |
392 } | |
393 col -= width; | |
394 } | |
395 else | |
396 #endif | |
397 { | |
398 if (st != NULL) | |
399 { | |
400 screen_puts_len(st, (int)STRLEN(st), row, col, | |
1097 | 401 attr); |
1344 | 402 vim_free(st); |
403 } | |
404 col += width; | |
1097 | 405 } |
800 | 406 |
407 if (*p != TAB) | |
408 break; | |
409 | |
410 /* Display two spaces for a Tab. */ | |
1344 | 411 #ifdef FEAT_RIGHTLEFT |
412 if (curwin->w_p_rl) | |
413 { | |
414 screen_puts_len((char_u *)" ", 2, row, col - 1, | |
415 attr); | |
416 col -= 2; | |
417 } | |
418 else | |
419 #endif | |
420 { | |
421 screen_puts_len((char_u *)" ", 2, row, col, attr); | |
422 col += 2; | |
423 } | |
800 | 424 totwidth += 2; |
425 s = NULL; /* start text at next char */ | |
426 width = 0; | |
427 } | |
428 else | |
429 width += w; | |
430 } | |
431 | |
432 if (round > 1) | |
433 n = pum_kind_width + 1; | |
434 else | |
435 n = 1; | |
436 | |
437 /* Stop when there is nothing more to display. */ | |
438 if (round == 3 | |
439 || (round == 2 && pum_array[idx].pum_extra == NULL) | |
440 || (round == 1 && pum_array[idx].pum_kind == NULL | |
441 && pum_array[idx].pum_extra == NULL) | |
442 || pum_base_width + n >= pum_width) | |
443 break; | |
1344 | 444 #ifdef FEAT_RIGHTLEFT |
445 if (curwin->w_p_rl) | |
446 { | |
447 screen_fill(row, row + 1, pum_col - pum_base_width - n + 1, | |
448 col + 1, ' ', ' ', attr); | |
449 col = pum_col - pum_base_width - n + 1; | |
450 } | |
451 else | |
452 #endif | |
453 { | |
454 screen_fill(row, row + 1, col, pum_col + pum_base_width + n, | |
800 | 455 ' ', ' ', attr); |
1344 | 456 col = pum_col + pum_base_width + n; |
457 } | |
800 | 458 totwidth = pum_base_width + n; |
459 } | |
460 | |
1344 | 461 #ifdef FEAT_RIGHTLEFT |
462 if (curwin->w_p_rl) | |
463 screen_fill(row, row + 1, pum_col - pum_width + 1, col + 1, ' ', | |
464 ' ', attr); | |
465 else | |
466 #endif | |
467 screen_fill(row, row + 1, col, pum_col + pum_width, ' ', ' ', | |
468 attr); | |
800 | 469 if (pum_scrollbar > 0) |
1344 | 470 { |
471 #ifdef FEAT_RIGHTLEFT | |
472 if (curwin->w_p_rl) | |
473 screen_putchar(' ', row, pum_col - pum_width, | |
474 i >= thumb_pos && i < thumb_pos + thumb_heigth | |
800 | 475 ? attr_thumb : attr_scroll); |
1344 | 476 else |
477 #endif | |
478 screen_putchar(' ', row, pum_col + pum_width, | |
479 i >= thumb_pos && i < thumb_pos + thumb_heigth | |
480 ? attr_thumb : attr_scroll); | |
481 } | |
800 | 482 |
483 ++row; | |
484 } | |
485 } | |
486 | |
487 /* | |
488 * Set the index of the currently selected item. The menu will scroll when | |
489 * necessary. When "n" is out of range don't scroll. | |
838 | 490 * This may be repeated when the preview window is used: |
491 * "repeat" == 0: open preview window normally | |
492 * "repeat" == 1: open preview window but don't set the size | |
493 * "repeat" == 2: don't open preview window | |
800 | 494 * Returns TRUE when the window was resized and the location of the popup menu |
495 * must be recomputed. | |
496 */ | |
497 static int | |
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498 pum_set_selected(int n, int repeat) |
800 | 499 { |
500 int resized = FALSE; | |
501 int context = pum_height / 2; | |
502 | |
503 pum_selected = n; | |
504 | |
505 if (pum_selected >= 0 && pum_selected < pum_size) | |
506 { | |
507 if (pum_first > pum_selected - 4) | |
508 { | |
509 /* scroll down; when we did a jump it's probably a PageUp then | |
510 * scroll a whole page */ | |
511 if (pum_first > pum_selected - 2) | |
512 { | |
513 pum_first -= pum_height - 2; | |
514 if (pum_first < 0) | |
515 pum_first = 0; | |
516 else if (pum_first > pum_selected) | |
517 pum_first = pum_selected; | |
518 } | |
519 else | |
520 pum_first = pum_selected; | |
521 } | |
522 else if (pum_first < pum_selected - pum_height + 5) | |
523 { | |
524 /* scroll up; when we did a jump it's probably a PageDown then | |
525 * scroll a whole page */ | |
526 if (pum_first < pum_selected - pum_height + 1 + 2) | |
527 { | |
528 pum_first += pum_height - 2; | |
529 if (pum_first < pum_selected - pum_height + 1) | |
530 pum_first = pum_selected - pum_height + 1; | |
531 } | |
532 else | |
533 pum_first = pum_selected - pum_height + 1; | |
534 } | |
535 | |
536 /* Give a few lines of context when possible. */ | |
537 if (context > 3) | |
538 context = 3; | |
539 if (pum_height > 2) | |
540 { | |
541 if (pum_first > pum_selected - context) | |
542 { | |
543 /* scroll down */ | |
544 pum_first = pum_selected - context; | |
545 if (pum_first < 0) | |
546 pum_first = 0; | |
547 } | |
548 else if (pum_first < pum_selected + context - pum_height + 1) | |
549 { | |
550 /* scroll up */ | |
551 pum_first = pum_selected + context - pum_height + 1; | |
552 } | |
553 } | |
554 | |
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555 #if defined(FEAT_QUICKFIX) |
816 | 556 /* |
557 * Show extra info in the preview window if there is something and | |
558 * 'completeopt' contains "preview". | |
838 | 559 * Skip this when tried twice already. |
560 * Skip this also when there is not much room. | |
816 | 561 * NOTE: Be very careful not to sync undo! |
562 */ | |
800 | 563 if (pum_array[pum_selected].pum_info != NULL |
838 | 564 && Rows > 10 |
565 && repeat <= 1 | |
566 && vim_strchr(p_cot, 'p') != NULL) | |
800 | 567 { |
568 win_T *curwin_save = curwin; | |
569 int res = OK; | |
570 | |
2622 | 571 /* Open a preview window. 3 lines by default. Prefer |
572 * 'previewheight' if set and smaller. */ | |
800 | 573 g_do_tagpreview = 3; |
2622 | 574 if (p_pvh > 0 && p_pvh < g_do_tagpreview) |
575 g_do_tagpreview = p_pvh; | |
6043 | 576 ++RedrawingDisabled; |
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577 /* Prevent undo sync here, if an autocommand syncs undo weird |
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578 * things can happen to the undo tree. */ |
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579 ++no_u_sync; |
816 | 580 resized = prepare_tagpreview(FALSE); |
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581 --no_u_sync; |
6043 | 582 --RedrawingDisabled; |
800 | 583 g_do_tagpreview = 0; |
584 | |
585 if (curwin->w_p_pvw) | |
586 { | |
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587 if (!resized |
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588 && curbuf->b_nwindows == 1 |
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589 && curbuf->b_fname == NULL |
800 | 590 && curbuf->b_p_bt[0] == 'n' && curbuf->b_p_bt[2] == 'f' |
591 && curbuf->b_p_bh[0] == 'w') | |
592 { | |
593 /* Already a "wipeout" buffer, make it empty. */ | |
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594 while (!BUFEMPTY()) |
800 | 595 ml_delete((linenr_T)1, FALSE); |
596 } | |
825 | 597 else |
800 | 598 { |
825 | 599 /* Don't want to sync undo in the current buffer. */ |
600 ++no_u_sync; | |
1743 | 601 res = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, 0, NULL); |
825 | 602 --no_u_sync; |
603 if (res == OK) | |
604 { | |
605 /* Edit a new, empty buffer. Set options for a "wipeout" | |
606 * buffer. */ | |
607 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); | |
608 set_option_value((char_u *)"bt", 0L, | |
609 (char_u *)"nofile", OPT_LOCAL); | |
610 set_option_value((char_u *)"bh", 0L, | |
611 (char_u *)"wipe", OPT_LOCAL); | |
612 set_option_value((char_u *)"diff", 0L, | |
1302 | 613 NULL, OPT_LOCAL); |
825 | 614 } |
800 | 615 } |
616 if (res == OK) | |
617 { | |
618 char_u *p, *e; | |
619 linenr_T lnum = 0; | |
620 | |
621 for (p = pum_array[pum_selected].pum_info; *p != NUL; ) | |
622 { | |
623 e = vim_strchr(p, '\n'); | |
624 if (e == NULL) | |
625 { | |
626 ml_append(lnum++, p, 0, FALSE); | |
627 break; | |
628 } | |
629 else | |
630 { | |
631 *e = NUL; | |
835 | 632 ml_append(lnum++, p, (int)(e - p + 1), FALSE); |
800 | 633 *e = '\n'; |
634 p = e + 1; | |
635 } | |
636 } | |
637 | |
638 /* Increase the height of the preview window to show the | |
639 * text, but no more than 'previewheight' lines. */ | |
838 | 640 if (repeat == 0) |
800 | 641 { |
838 | 642 if (lnum > p_pvh) |
643 lnum = p_pvh; | |
644 if (curwin->w_height < lnum) | |
645 { | |
646 win_setheight((int)lnum); | |
647 resized = TRUE; | |
648 } | |
800 | 649 } |
650 | |
651 curbuf->b_changed = 0; | |
652 curbuf->b_p_ma = FALSE; | |
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653 curwin->w_cursor.lnum = 1; |
800 | 654 curwin->w_cursor.col = 0; |
655 | |
656 if (curwin != curwin_save && win_valid(curwin_save)) | |
657 { | |
6089 | 658 /* When the first completion is done and the preview |
659 * window is not resized, skip the preview window's | |
660 * status line redrawing. */ | |
661 if (ins_compl_active() && !resized) | |
662 curwin->w_redr_status = FALSE; | |
663 | |
800 | 664 /* Return cursor to where we were */ |
665 validate_cursor(); | |
666 redraw_later(SOME_VALID); | |
667 | |
668 /* When the preview window was resized we need to | |
669 * update the view on the buffer. Only go back to | |
670 * the window when needed, otherwise it will always be | |
671 * redraw. */ | |
672 if (resized) | |
673 { | |
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674 ++no_u_sync; |
800 | 675 win_enter(curwin_save, TRUE); |
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676 --no_u_sync; |
800 | 677 update_topline(); |
678 } | |
679 | |
680 /* Update the screen before drawing the popup menu. | |
681 * Enable updating the status lines. */ | |
682 pum_do_redraw = TRUE; | |
683 update_screen(0); | |
684 pum_do_redraw = FALSE; | |
685 | |
816 | 686 if (!resized && win_valid(curwin_save)) |
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687 { |
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688 ++no_u_sync; |
800 | 689 win_enter(curwin_save, TRUE); |
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690 --no_u_sync; |
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691 } |
800 | 692 |
693 /* May need to update the screen again when there are | |
694 * autocommands involved. */ | |
695 pum_do_redraw = TRUE; | |
696 update_screen(0); | |
697 pum_do_redraw = FALSE; | |
698 } | |
699 } | |
700 } | |
701 } | |
702 #endif | |
703 } | |
704 | |
705 if (!resized) | |
706 pum_redraw(); | |
707 | |
708 return resized; | |
709 } | |
710 | |
711 /* | |
712 * Undisplay the popup menu (later). | |
713 */ | |
714 void | |
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715 pum_undisplay(void) |
800 | 716 { |
717 pum_array = NULL; | |
718 redraw_all_later(SOME_VALID); | |
940 | 719 redraw_tabline = TRUE; |
800 | 720 status_redraw_all(); |
721 } | |
722 | |
723 /* | |
724 * Clear the popup menu. Currently only resets the offset to the first | |
725 * displayed item. | |
726 */ | |
727 void | |
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728 pum_clear(void) |
800 | 729 { |
730 pum_first = 0; | |
731 } | |
732 | |
733 /* | |
734 * Return TRUE if the popup menu is displayed. | |
735 * Overruled when "pum_do_redraw" is set, used to redraw the status lines. | |
736 */ | |
737 int | |
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738 pum_visible(void) |
800 | 739 { |
740 return !pum_do_redraw && pum_array != NULL; | |
741 } | |
742 | |
743 /* | |
744 * Return the height of the popup menu, the number of entries visible. | |
745 * Only valid when pum_visible() returns TRUE! | |
746 */ | |
747 int | |
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748 pum_get_height(void) |
800 | 749 { |
750 return pum_height; | |
751 } | |
752 | |
753 #endif |