Mercurial > vim
annotate src/popupmnu.c @ 12690:fad36581f788 v8.0.1223
patch 8.0.1223: crash when using autocomplete and tab pages
commit https://github.com/vim/vim/commit/9ad89c6c4f89cd710d8244d8010b8b0ae30ba79d
Author: Bram Moolenaar <Bram@vim.org>
Date: Thu Oct 26 22:04:04 2017 +0200
patch 8.0.1223: crash when using autocomplete and tab pages
Problem: Crash when using autocomplete and tab pages.
Solution: Check if the current tab changed. (Christian Brabandt, closes
#2239)
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Thu, 26 Oct 2017 22:15:05 +0200 |
| parents | 33a900199c25 |
| children | ebb4f6c93598 |
| 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 |
| 800 | 169 |
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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; |
| 800 | 191 |
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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; |
| 800 | 211 |
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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; |
| 800 | 263 |
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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; | |
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569 tabpage_T *curtab_save = curtab; |
| 800 | 570 int res = OK; |
| 571 | |
| 2622 | 572 /* Open a preview window. 3 lines by default. Prefer |
| 573 * 'previewheight' if set and smaller. */ | |
| 800 | 574 g_do_tagpreview = 3; |
| 2622 | 575 if (p_pvh > 0 && p_pvh < g_do_tagpreview) |
| 576 g_do_tagpreview = p_pvh; | |
| 6043 | 577 ++RedrawingDisabled; |
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578 /* Prevent undo sync here, if an autocommand syncs undo weird |
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579 * things can happen to the undo tree. */ |
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580 ++no_u_sync; |
| 816 | 581 resized = prepare_tagpreview(FALSE); |
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582 --no_u_sync; |
| 6043 | 583 --RedrawingDisabled; |
| 800 | 584 g_do_tagpreview = 0; |
| 585 | |
| 586 if (curwin->w_p_pvw) | |
| 587 { | |
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588 if (!resized |
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589 && curbuf->b_nwindows == 1 |
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590 && curbuf->b_fname == NULL |
| 800 | 591 && curbuf->b_p_bt[0] == 'n' && curbuf->b_p_bt[2] == 'f' |
| 592 && curbuf->b_p_bh[0] == 'w') | |
| 593 { | |
| 594 /* Already a "wipeout" buffer, make it empty. */ | |
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595 while (!BUFEMPTY()) |
| 800 | 596 ml_delete((linenr_T)1, FALSE); |
| 597 } | |
| 825 | 598 else |
| 800 | 599 { |
| 825 | 600 /* Don't want to sync undo in the current buffer. */ |
| 601 ++no_u_sync; | |
| 1743 | 602 res = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, 0, NULL); |
| 825 | 603 --no_u_sync; |
| 604 if (res == OK) | |
| 605 { | |
| 606 /* Edit a new, empty buffer. Set options for a "wipeout" | |
| 607 * buffer. */ | |
| 608 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); | |
| 609 set_option_value((char_u *)"bt", 0L, | |
| 610 (char_u *)"nofile", OPT_LOCAL); | |
| 611 set_option_value((char_u *)"bh", 0L, | |
| 612 (char_u *)"wipe", OPT_LOCAL); | |
| 613 set_option_value((char_u *)"diff", 0L, | |
| 1302 | 614 NULL, OPT_LOCAL); |
| 825 | 615 } |
| 800 | 616 } |
| 617 if (res == OK) | |
| 618 { | |
| 619 char_u *p, *e; | |
| 620 linenr_T lnum = 0; | |
| 621 | |
| 622 for (p = pum_array[pum_selected].pum_info; *p != NUL; ) | |
| 623 { | |
| 624 e = vim_strchr(p, '\n'); | |
| 625 if (e == NULL) | |
| 626 { | |
| 627 ml_append(lnum++, p, 0, FALSE); | |
| 628 break; | |
| 629 } | |
| 630 else | |
| 631 { | |
| 632 *e = NUL; | |
| 835 | 633 ml_append(lnum++, p, (int)(e - p + 1), FALSE); |
| 800 | 634 *e = '\n'; |
| 635 p = e + 1; | |
| 636 } | |
| 637 } | |
| 638 | |
| 639 /* Increase the height of the preview window to show the | |
| 640 * text, but no more than 'previewheight' lines. */ | |
| 838 | 641 if (repeat == 0) |
| 800 | 642 { |
| 838 | 643 if (lnum > p_pvh) |
| 644 lnum = p_pvh; | |
| 645 if (curwin->w_height < lnum) | |
| 646 { | |
| 647 win_setheight((int)lnum); | |
| 648 resized = TRUE; | |
| 649 } | |
| 800 | 650 } |
| 651 | |
| 652 curbuf->b_changed = 0; | |
| 653 curbuf->b_p_ma = FALSE; | |
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654 curwin->w_cursor.lnum = 1; |
| 800 | 655 curwin->w_cursor.col = 0; |
| 656 | |
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657 if ((curwin != curwin_save && win_valid(curwin_save)) |
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658 || (curtab != curtab_save |
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659 && valid_tabpage(curtab_save))) |
| 800 | 660 { |
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661 if (curtab != curtab_save && valid_tabpage(curtab_save)) |
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662 goto_tabpage_tp(curtab_save, FALSE, FALSE); |
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663 |
| 6089 | 664 /* When the first completion is done and the preview |
| 665 * window is not resized, skip the preview window's | |
| 666 * status line redrawing. */ | |
| 667 if (ins_compl_active() && !resized) | |
| 668 curwin->w_redr_status = FALSE; | |
| 669 | |
| 800 | 670 /* Return cursor to where we were */ |
| 671 validate_cursor(); | |
| 672 redraw_later(SOME_VALID); | |
| 673 | |
| 674 /* When the preview window was resized we need to | |
| 675 * update the view on the buffer. Only go back to | |
| 676 * the window when needed, otherwise it will always be | |
| 677 * redraw. */ | |
| 678 if (resized) | |
| 679 { | |
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680 ++no_u_sync; |
| 800 | 681 win_enter(curwin_save, TRUE); |
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682 --no_u_sync; |
| 800 | 683 update_topline(); |
| 684 } | |
| 685 | |
| 686 /* Update the screen before drawing the popup menu. | |
| 687 * Enable updating the status lines. */ | |
| 688 pum_do_redraw = TRUE; | |
| 689 update_screen(0); | |
| 690 pum_do_redraw = FALSE; | |
| 691 | |
| 816 | 692 if (!resized && win_valid(curwin_save)) |
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693 { |
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694 ++no_u_sync; |
| 800 | 695 win_enter(curwin_save, TRUE); |
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696 --no_u_sync; |
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697 } |
| 800 | 698 |
| 699 /* May need to update the screen again when there are | |
| 700 * autocommands involved. */ | |
| 701 pum_do_redraw = TRUE; | |
| 702 update_screen(0); | |
| 703 pum_do_redraw = FALSE; | |
| 704 } | |
| 705 } | |
| 706 } | |
| 707 } | |
| 708 #endif | |
| 709 } | |
| 710 | |
| 711 if (!resized) | |
| 712 pum_redraw(); | |
| 713 | |
| 714 return resized; | |
| 715 } | |
| 716 | |
| 717 /* | |
| 718 * Undisplay the popup menu (later). | |
| 719 */ | |
| 720 void | |
|
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
721 pum_undisplay(void) |
| 800 | 722 { |
| 723 pum_array = NULL; | |
| 724 redraw_all_later(SOME_VALID); | |
| 940 | 725 redraw_tabline = TRUE; |
| 800 | 726 status_redraw_all(); |
| 727 } | |
| 728 | |
| 729 /* | |
| 730 * Clear the popup menu. Currently only resets the offset to the first | |
| 731 * displayed item. | |
| 732 */ | |
| 733 void | |
|
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
734 pum_clear(void) |
| 800 | 735 { |
| 736 pum_first = 0; | |
| 737 } | |
| 738 | |
| 739 /* | |
| 740 * Return TRUE if the popup menu is displayed. | |
| 741 * Overruled when "pum_do_redraw" is set, used to redraw the status lines. | |
| 742 */ | |
| 743 int | |
|
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
744 pum_visible(void) |
| 800 | 745 { |
| 746 return !pum_do_redraw && pum_array != NULL; | |
| 747 } | |
| 748 | |
| 749 /* | |
| 750 * Return the height of the popup menu, the number of entries visible. | |
| 751 * Only valid when pum_visible() returns TRUE! | |
| 752 */ | |
| 753 int | |
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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
754 pum_get_height(void) |
| 800 | 755 { |
| 756 return pum_height; | |
| 757 } | |
| 758 | |
| 759 #endif |