Mercurial > vim
annotate src/popupmnu.c @ 10326:7d10572eaba4 v8.0.0058
commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Nov 4 20:08:52 2016 +0100
patch 8.0.0058
Problem: Positioning of the popup menu is not good.
Solution: Position it better. (Hirohito Higashi)
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Fri, 04 Nov 2016 20:15:04 +0100 |
parents | 210af8588e8a |
children | 4d98f501d1c5 |
rev | line source |
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commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
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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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commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
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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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commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
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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 win_T *pvwin; |
800 | 64 |
65 redo: | |
66 def_width = PUM_DEF_WIDTH; | |
67 max_width = 0; | |
68 kind_width = 0; | |
69 extra_width = 0; | |
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70 above_row = 0; |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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71 below_row = cmdline_row; |
800 | 72 |
73 /* Pretend the pum is already there to avoid that must_redraw is set when | |
74 * 'cuc' is on. */ | |
75 pum_array = (pumitem_T *)1; | |
76 validate_cursor_col(); | |
77 pum_array = NULL; | |
78 | |
1622 | 79 row = curwin->w_wrow + W_WINROW(curwin); |
800 | 80 |
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81 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) |
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82 FOR_ALL_WINDOWS(pvwin) |
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83 if (pvwin->w_p_pvw) |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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84 break; |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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85 if (pvwin != NULL) |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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86 { |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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87 if (W_WINROW(pvwin) < W_WINROW(curwin)) |
7d10572eaba4
commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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88 above_row = W_WINROW(pvwin) + pvwin->w_height; |
7d10572eaba4
commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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89 else if (W_WINROW(pvwin) > W_WINROW(curwin) + curwin->w_height) |
7d10572eaba4
commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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90 below_row = W_WINROW(pvwin); |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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91 } |
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92 #endif |
800 | 93 |
94 /* | |
95 * Figure out the size and position of the pum. | |
96 */ | |
97 if (size < PUM_DEF_HEIGHT) | |
98 pum_height = size; | |
99 else | |
100 pum_height = PUM_DEF_HEIGHT; | |
101 if (p_ph > 0 && pum_height > p_ph) | |
102 pum_height = p_ph; | |
103 | |
104 /* Put the pum below "row" if possible. If there are few lines decide on | |
105 * where there is more room. */ | |
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106 if (row - above_row >= below_row - row) |
800 | 107 { |
108 /* pum above "row" */ | |
1622 | 109 |
110 /* Leave two lines of context if possible */ | |
111 if (curwin->w_wrow - curwin->w_cline_row >= 2) | |
112 context_lines = 2; | |
113 else | |
114 context_lines = curwin->w_wrow - curwin->w_cline_row; | |
115 | |
116 if (row >= size + context_lines) | |
800 | 117 { |
1622 | 118 pum_row = row - size - context_lines; |
800 | 119 pum_height = size; |
120 } | |
121 else | |
122 { | |
123 pum_row = 0; | |
1622 | 124 pum_height = row - context_lines; |
800 | 125 } |
126 if (p_ph > 0 && pum_height > p_ph) | |
127 { | |
128 pum_row += pum_height - p_ph; | |
129 pum_height = p_ph; | |
130 } | |
131 } | |
132 else | |
133 { | |
134 /* pum below "row" */ | |
1622 | 135 |
136 /* Leave two lines of context if possible */ | |
137 if (curwin->w_cline_row + curwin->w_cline_height - curwin->w_wrow >= 3) | |
138 context_lines = 3; | |
139 else | |
140 context_lines = curwin->w_cline_row | |
141 + curwin->w_cline_height - curwin->w_wrow; | |
142 | |
143 pum_row = row + context_lines; | |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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144 if (size > below_row - pum_row) |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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145 pum_height = below_row - pum_row; |
800 | 146 else |
147 pum_height = size; | |
148 if (p_ph > 0 && pum_height > p_ph) | |
149 pum_height = p_ph; | |
150 } | |
151 | |
152 /* don't display when we only have room for one line */ | |
153 if (pum_height < 1 || (pum_height == 1 && size > 1)) | |
154 return; | |
155 | |
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156 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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157 /* If there is a preview window at the above avoid drawing over it. */ |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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158 if (pvwin != NULL && pum_row < above_row && pum_height > above_row) |
800 | 159 { |
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160 pum_row += above_row; |
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commit https://github.com/vim/vim/commit/91e44a3305ef6bf2d43496c351dcff0a45c6bfb8
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161 pum_height -= above_row; |
800 | 162 } |
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163 #endif |
800 | 164 |
165 /* Compute the width of the widest match and the widest extra. */ | |
166 for (i = 0; i < size; ++i) | |
167 { | |
168 w = vim_strsize(array[i].pum_text); | |
169 if (max_width < w) | |
170 max_width = w; | |
171 if (array[i].pum_kind != NULL) | |
172 { | |
173 w = vim_strsize(array[i].pum_kind) + 1; | |
174 if (kind_width < w) | |
175 kind_width = w; | |
176 } | |
177 if (array[i].pum_extra != NULL) | |
178 { | |
179 w = vim_strsize(array[i].pum_extra) + 1; | |
180 if (extra_width < w) | |
181 extra_width = w; | |
182 } | |
183 } | |
184 pum_base_width = max_width; | |
185 pum_kind_width = kind_width; | |
186 | |
1344 | 187 /* Calculate column */ |
188 #ifdef FEAT_RIGHTLEFT | |
189 if (curwin->w_p_rl) | |
1668 | 190 col = W_WINCOL(curwin) + W_WIDTH(curwin) - curwin->w_wcol - 1; |
1344 | 191 else |
192 #endif | |
1668 | 193 col = W_WINCOL(curwin) + curwin->w_wcol; |
1344 | 194 |
800 | 195 /* if there are more items than room we need a scrollbar */ |
196 if (pum_height < size) | |
197 { | |
198 pum_scrollbar = 1; | |
199 ++max_width; | |
200 } | |
201 else | |
202 pum_scrollbar = 0; | |
203 | |
204 if (def_width < max_width) | |
205 def_width = max_width; | |
206 | |
1344 | 207 if (((col < Columns - PUM_DEF_WIDTH || col < Columns - max_width) |
208 #ifdef FEAT_RIGHTLEFT | |
209 && !curwin->w_p_rl) | |
210 || (curwin->w_p_rl && (col > PUM_DEF_WIDTH || col > max_width) | |
211 #endif | |
212 )) | |
800 | 213 { |
214 /* align pum column with "col" */ | |
215 pum_col = col; | |
1344 | 216 |
217 #ifdef FEAT_RIGHTLEFT | |
218 if (curwin->w_p_rl) | |
219 pum_width = pum_col - pum_scrollbar + 1; | |
220 else | |
221 #endif | |
222 pum_width = Columns - pum_col - pum_scrollbar; | |
223 | |
800 | 224 if (pum_width > max_width + kind_width + extra_width + 1 |
225 && pum_width > PUM_DEF_WIDTH) | |
226 { | |
227 pum_width = max_width + kind_width + extra_width + 1; | |
228 if (pum_width < PUM_DEF_WIDTH) | |
229 pum_width = PUM_DEF_WIDTH; | |
230 } | |
231 } | |
232 else if (Columns < def_width) | |
233 { | |
234 /* not enough room, will use what we have */ | |
1344 | 235 #ifdef FEAT_RIGHTLEFT |
236 if (curwin->w_p_rl) | |
237 pum_col = Columns - 1; | |
238 else | |
239 #endif | |
240 pum_col = 0; | |
800 | 241 pum_width = Columns - 1; |
242 } | |
243 else | |
244 { | |
245 if (max_width > PUM_DEF_WIDTH) | |
246 max_width = PUM_DEF_WIDTH; /* truncate */ | |
1344 | 247 #ifdef FEAT_RIGHTLEFT |
248 if (curwin->w_p_rl) | |
249 pum_col = max_width - 1; | |
250 else | |
251 #endif | |
252 pum_col = Columns - max_width; | |
800 | 253 pum_width = max_width - pum_scrollbar; |
254 } | |
255 | |
256 pum_array = array; | |
257 pum_size = size; | |
258 | |
259 /* Set selected item and redraw. If the window size changed need to redo | |
838 | 260 * the positioning. Limit this to two times, when there is not much |
261 * room the window size will keep changing. */ | |
262 if (pum_set_selected(selected, redo_count) && ++redo_count <= 2) | |
800 | 263 goto redo; |
264 } | |
265 | |
266 /* | |
267 * Redraw the popup menu, using "pum_first" and "pum_selected". | |
268 */ | |
269 void | |
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270 pum_redraw(void) |
800 | 271 { |
272 int row = pum_row; | |
273 int col; | |
274 int attr_norm = highlight_attr[HLF_PNI]; | |
275 int attr_select = highlight_attr[HLF_PSI]; | |
276 int attr_scroll = highlight_attr[HLF_PSB]; | |
277 int attr_thumb = highlight_attr[HLF_PST]; | |
278 int attr; | |
279 int i; | |
280 int idx; | |
281 char_u *s; | |
282 char_u *p = NULL; | |
283 int totwidth, width, w; | |
284 int thumb_pos = 0; | |
285 int thumb_heigth = 1; | |
286 int round; | |
287 int n; | |
288 | |
5444 | 289 /* Never display more than we have */ |
290 if (pum_first > pum_size - pum_height) | |
291 pum_first = pum_size - pum_height; | |
292 | |
800 | 293 if (pum_scrollbar) |
294 { | |
295 thumb_heigth = pum_height * pum_height / pum_size; | |
296 if (thumb_heigth == 0) | |
297 thumb_heigth = 1; | |
298 thumb_pos = (pum_first * (pum_height - thumb_heigth) | |
299 + (pum_size - pum_height) / 2) | |
300 / (pum_size - pum_height); | |
301 } | |
302 | |
303 for (i = 0; i < pum_height; ++i) | |
304 { | |
305 idx = i + pum_first; | |
306 attr = (idx == pum_selected) ? attr_select : attr_norm; | |
307 | |
308 /* prepend a space if there is room */ | |
1344 | 309 #ifdef FEAT_RIGHTLEFT |
310 if (curwin->w_p_rl) | |
311 { | |
312 if (pum_col < W_WINCOL(curwin) + W_WIDTH(curwin) - 1) | |
313 screen_putchar(' ', row, pum_col + 1, attr); | |
314 } | |
315 else | |
316 #endif | |
317 if (pum_col > 0) | |
318 screen_putchar(' ', row, pum_col - 1, attr); | |
800 | 319 |
320 /* Display each entry, use two spaces for a Tab. | |
321 * Do this 3 times: For the main text, kind and extra info */ | |
322 col = pum_col; | |
323 totwidth = 0; | |
324 for (round = 1; round <= 3; ++round) | |
325 { | |
326 width = 0; | |
327 s = NULL; | |
328 switch (round) | |
329 { | |
330 case 1: p = pum_array[idx].pum_text; break; | |
331 case 2: p = pum_array[idx].pum_kind; break; | |
332 case 3: p = pum_array[idx].pum_extra; break; | |
333 } | |
334 if (p != NULL) | |
335 for ( ; ; mb_ptr_adv(p)) | |
336 { | |
337 if (s == NULL) | |
338 s = p; | |
339 w = ptr2cells(p); | |
340 if (*p == NUL || *p == TAB || totwidth + w > pum_width) | |
341 { | |
1097 | 342 /* Display the text that fits or comes before a Tab. |
343 * First convert it to printable characters. */ | |
1344 | 344 char_u *st; |
345 int saved = *p; | |
1097 | 346 |
347 *p = NUL; | |
348 st = transstr(s); | |
349 *p = saved; | |
1344 | 350 #ifdef FEAT_RIGHTLEFT |
351 if (curwin->w_p_rl) | |
1097 | 352 { |
1344 | 353 if (st != NULL) |
354 { | |
355 char_u *rt = reverse_text(st); | |
356 | |
357 if (rt != NULL) | |
358 { | |
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359 char_u *rt_start = rt; |
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360 int size; |
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361 |
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362 size = vim_strsize(rt); |
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363 if (size > pum_width) |
1344 | 364 { |
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365 do |
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366 { |
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367 size -= has_mbyte |
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368 ? (*mb_ptr2cells)(rt) : 1; |
1344 | 369 mb_ptr_adv(rt); |
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370 } while (size > pum_width); |
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371 |
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372 if (size < pum_width) |
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373 { |
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374 /* Most left character requires |
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375 * 2-cells but only 1 cell is |
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376 * available on screen. Put a |
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377 * '<' on the left of the pum |
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378 * item */ |
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379 *(--rt) = '<'; |
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380 size++; |
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381 } |
1344 | 382 } |
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383 screen_puts_len(rt, (int)STRLEN(rt), |
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384 row, col - size + 1, attr); |
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385 vim_free(rt_start); |
1344 | 386 } |
387 vim_free(st); | |
388 } | |
389 col -= width; | |
390 } | |
391 else | |
392 #endif | |
393 { | |
394 if (st != NULL) | |
395 { | |
396 screen_puts_len(st, (int)STRLEN(st), row, col, | |
1097 | 397 attr); |
1344 | 398 vim_free(st); |
399 } | |
400 col += width; | |
1097 | 401 } |
800 | 402 |
403 if (*p != TAB) | |
404 break; | |
405 | |
406 /* Display two spaces for a Tab. */ | |
1344 | 407 #ifdef FEAT_RIGHTLEFT |
408 if (curwin->w_p_rl) | |
409 { | |
410 screen_puts_len((char_u *)" ", 2, row, col - 1, | |
411 attr); | |
412 col -= 2; | |
413 } | |
414 else | |
415 #endif | |
416 { | |
417 screen_puts_len((char_u *)" ", 2, row, col, attr); | |
418 col += 2; | |
419 } | |
800 | 420 totwidth += 2; |
421 s = NULL; /* start text at next char */ | |
422 width = 0; | |
423 } | |
424 else | |
425 width += w; | |
426 } | |
427 | |
428 if (round > 1) | |
429 n = pum_kind_width + 1; | |
430 else | |
431 n = 1; | |
432 | |
433 /* Stop when there is nothing more to display. */ | |
434 if (round == 3 | |
435 || (round == 2 && pum_array[idx].pum_extra == NULL) | |
436 || (round == 1 && pum_array[idx].pum_kind == NULL | |
437 && pum_array[idx].pum_extra == NULL) | |
438 || pum_base_width + n >= pum_width) | |
439 break; | |
1344 | 440 #ifdef FEAT_RIGHTLEFT |
441 if (curwin->w_p_rl) | |
442 { | |
443 screen_fill(row, row + 1, pum_col - pum_base_width - n + 1, | |
444 col + 1, ' ', ' ', attr); | |
445 col = pum_col - pum_base_width - n + 1; | |
446 } | |
447 else | |
448 #endif | |
449 { | |
450 screen_fill(row, row + 1, col, pum_col + pum_base_width + n, | |
800 | 451 ' ', ' ', attr); |
1344 | 452 col = pum_col + pum_base_width + n; |
453 } | |
800 | 454 totwidth = pum_base_width + n; |
455 } | |
456 | |
1344 | 457 #ifdef FEAT_RIGHTLEFT |
458 if (curwin->w_p_rl) | |
459 screen_fill(row, row + 1, pum_col - pum_width + 1, col + 1, ' ', | |
460 ' ', attr); | |
461 else | |
462 #endif | |
463 screen_fill(row, row + 1, col, pum_col + pum_width, ' ', ' ', | |
464 attr); | |
800 | 465 if (pum_scrollbar > 0) |
1344 | 466 { |
467 #ifdef FEAT_RIGHTLEFT | |
468 if (curwin->w_p_rl) | |
469 screen_putchar(' ', row, pum_col - pum_width, | |
470 i >= thumb_pos && i < thumb_pos + thumb_heigth | |
800 | 471 ? attr_thumb : attr_scroll); |
1344 | 472 else |
473 #endif | |
474 screen_putchar(' ', row, pum_col + pum_width, | |
475 i >= thumb_pos && i < thumb_pos + thumb_heigth | |
476 ? attr_thumb : attr_scroll); | |
477 } | |
800 | 478 |
479 ++row; | |
480 } | |
481 } | |
482 | |
483 /* | |
484 * Set the index of the currently selected item. The menu will scroll when | |
485 * necessary. When "n" is out of range don't scroll. | |
838 | 486 * This may be repeated when the preview window is used: |
487 * "repeat" == 0: open preview window normally | |
488 * "repeat" == 1: open preview window but don't set the size | |
489 * "repeat" == 2: don't open preview window | |
800 | 490 * Returns TRUE when the window was resized and the location of the popup menu |
491 * must be recomputed. | |
492 */ | |
493 static int | |
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494 pum_set_selected(int n, int repeat) |
800 | 495 { |
496 int resized = FALSE; | |
497 int context = pum_height / 2; | |
498 | |
499 pum_selected = n; | |
500 | |
501 if (pum_selected >= 0 && pum_selected < pum_size) | |
502 { | |
503 if (pum_first > pum_selected - 4) | |
504 { | |
505 /* scroll down; when we did a jump it's probably a PageUp then | |
506 * scroll a whole page */ | |
507 if (pum_first > pum_selected - 2) | |
508 { | |
509 pum_first -= pum_height - 2; | |
510 if (pum_first < 0) | |
511 pum_first = 0; | |
512 else if (pum_first > pum_selected) | |
513 pum_first = pum_selected; | |
514 } | |
515 else | |
516 pum_first = pum_selected; | |
517 } | |
518 else if (pum_first < pum_selected - pum_height + 5) | |
519 { | |
520 /* scroll up; when we did a jump it's probably a PageDown then | |
521 * scroll a whole page */ | |
522 if (pum_first < pum_selected - pum_height + 1 + 2) | |
523 { | |
524 pum_first += pum_height - 2; | |
525 if (pum_first < pum_selected - pum_height + 1) | |
526 pum_first = pum_selected - pum_height + 1; | |
527 } | |
528 else | |
529 pum_first = pum_selected - pum_height + 1; | |
530 } | |
531 | |
532 /* Give a few lines of context when possible. */ | |
533 if (context > 3) | |
534 context = 3; | |
535 if (pum_height > 2) | |
536 { | |
537 if (pum_first > pum_selected - context) | |
538 { | |
539 /* scroll down */ | |
540 pum_first = pum_selected - context; | |
541 if (pum_first < 0) | |
542 pum_first = 0; | |
543 } | |
544 else if (pum_first < pum_selected + context - pum_height + 1) | |
545 { | |
546 /* scroll up */ | |
547 pum_first = pum_selected + context - pum_height + 1; | |
548 } | |
549 } | |
550 | |
551 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
816 | 552 /* |
553 * Show extra info in the preview window if there is something and | |
554 * 'completeopt' contains "preview". | |
838 | 555 * Skip this when tried twice already. |
556 * Skip this also when there is not much room. | |
816 | 557 * NOTE: Be very careful not to sync undo! |
558 */ | |
800 | 559 if (pum_array[pum_selected].pum_info != NULL |
838 | 560 && Rows > 10 |
561 && repeat <= 1 | |
562 && vim_strchr(p_cot, 'p') != NULL) | |
800 | 563 { |
564 win_T *curwin_save = curwin; | |
565 int res = OK; | |
566 | |
2622 | 567 /* Open a preview window. 3 lines by default. Prefer |
568 * 'previewheight' if set and smaller. */ | |
800 | 569 g_do_tagpreview = 3; |
2622 | 570 if (p_pvh > 0 && p_pvh < g_do_tagpreview) |
571 g_do_tagpreview = p_pvh; | |
6043 | 572 ++RedrawingDisabled; |
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573 /* Prevent undo sync here, if an autocommand syncs undo weird |
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574 * things can happen to the undo tree. */ |
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575 ++no_u_sync; |
816 | 576 resized = prepare_tagpreview(FALSE); |
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577 --no_u_sync; |
6043 | 578 --RedrawingDisabled; |
800 | 579 g_do_tagpreview = 0; |
580 | |
581 if (curwin->w_p_pvw) | |
582 { | |
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583 if (!resized |
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584 && curbuf->b_nwindows == 1 |
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585 && curbuf->b_fname == NULL |
800 | 586 && curbuf->b_p_bt[0] == 'n' && curbuf->b_p_bt[2] == 'f' |
587 && curbuf->b_p_bh[0] == 'w') | |
588 { | |
589 /* Already a "wipeout" buffer, make it empty. */ | |
590 while (!bufempty()) | |
591 ml_delete((linenr_T)1, FALSE); | |
592 } | |
825 | 593 else |
800 | 594 { |
825 | 595 /* Don't want to sync undo in the current buffer. */ |
596 ++no_u_sync; | |
1743 | 597 res = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, 0, NULL); |
825 | 598 --no_u_sync; |
599 if (res == OK) | |
600 { | |
601 /* Edit a new, empty buffer. Set options for a "wipeout" | |
602 * buffer. */ | |
603 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); | |
604 set_option_value((char_u *)"bt", 0L, | |
605 (char_u *)"nofile", OPT_LOCAL); | |
606 set_option_value((char_u *)"bh", 0L, | |
607 (char_u *)"wipe", OPT_LOCAL); | |
608 set_option_value((char_u *)"diff", 0L, | |
1302 | 609 NULL, OPT_LOCAL); |
825 | 610 } |
800 | 611 } |
612 if (res == OK) | |
613 { | |
614 char_u *p, *e; | |
615 linenr_T lnum = 0; | |
616 | |
617 for (p = pum_array[pum_selected].pum_info; *p != NUL; ) | |
618 { | |
619 e = vim_strchr(p, '\n'); | |
620 if (e == NULL) | |
621 { | |
622 ml_append(lnum++, p, 0, FALSE); | |
623 break; | |
624 } | |
625 else | |
626 { | |
627 *e = NUL; | |
835 | 628 ml_append(lnum++, p, (int)(e - p + 1), FALSE); |
800 | 629 *e = '\n'; |
630 p = e + 1; | |
631 } | |
632 } | |
633 | |
634 /* Increase the height of the preview window to show the | |
635 * text, but no more than 'previewheight' lines. */ | |
838 | 636 if (repeat == 0) |
800 | 637 { |
838 | 638 if (lnum > p_pvh) |
639 lnum = p_pvh; | |
640 if (curwin->w_height < lnum) | |
641 { | |
642 win_setheight((int)lnum); | |
643 resized = TRUE; | |
644 } | |
800 | 645 } |
646 | |
647 curbuf->b_changed = 0; | |
648 curbuf->b_p_ma = FALSE; | |
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649 curwin->w_cursor.lnum = 1; |
800 | 650 curwin->w_cursor.col = 0; |
651 | |
652 if (curwin != curwin_save && win_valid(curwin_save)) | |
653 { | |
6089 | 654 /* When the first completion is done and the preview |
655 * window is not resized, skip the preview window's | |
656 * status line redrawing. */ | |
657 if (ins_compl_active() && !resized) | |
658 curwin->w_redr_status = FALSE; | |
659 | |
800 | 660 /* Return cursor to where we were */ |
661 validate_cursor(); | |
662 redraw_later(SOME_VALID); | |
663 | |
664 /* When the preview window was resized we need to | |
665 * update the view on the buffer. Only go back to | |
666 * the window when needed, otherwise it will always be | |
667 * redraw. */ | |
668 if (resized) | |
669 { | |
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670 ++no_u_sync; |
800 | 671 win_enter(curwin_save, TRUE); |
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672 --no_u_sync; |
800 | 673 update_topline(); |
674 } | |
675 | |
676 /* Update the screen before drawing the popup menu. | |
677 * Enable updating the status lines. */ | |
678 pum_do_redraw = TRUE; | |
679 update_screen(0); | |
680 pum_do_redraw = FALSE; | |
681 | |
816 | 682 if (!resized && win_valid(curwin_save)) |
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683 { |
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684 ++no_u_sync; |
800 | 685 win_enter(curwin_save, TRUE); |
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686 --no_u_sync; |
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687 } |
800 | 688 |
689 /* May need to update the screen again when there are | |
690 * autocommands involved. */ | |
691 pum_do_redraw = TRUE; | |
692 update_screen(0); | |
693 pum_do_redraw = FALSE; | |
694 } | |
695 } | |
696 } | |
697 } | |
698 #endif | |
699 } | |
700 | |
701 if (!resized) | |
702 pum_redraw(); | |
703 | |
704 return resized; | |
705 } | |
706 | |
707 /* | |
708 * Undisplay the popup menu (later). | |
709 */ | |
710 void | |
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711 pum_undisplay(void) |
800 | 712 { |
713 pum_array = NULL; | |
714 redraw_all_later(SOME_VALID); | |
940 | 715 #ifdef FEAT_WINDOWS |
716 redraw_tabline = TRUE; | |
717 #endif | |
800 | 718 status_redraw_all(); |
719 } | |
720 | |
721 /* | |
722 * Clear the popup menu. Currently only resets the offset to the first | |
723 * displayed item. | |
724 */ | |
725 void | |
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726 pum_clear(void) |
800 | 727 { |
728 pum_first = 0; | |
729 } | |
730 | |
731 /* | |
732 * Return TRUE if the popup menu is displayed. | |
733 * Overruled when "pum_do_redraw" is set, used to redraw the status lines. | |
734 */ | |
735 int | |
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736 pum_visible(void) |
800 | 737 { |
738 return !pum_do_redraw && pum_array != NULL; | |
739 } | |
740 | |
741 /* | |
742 * Return the height of the popup menu, the number of entries visible. | |
743 * Only valid when pum_visible() returns TRUE! | |
744 */ | |
745 int | |
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746 pum_get_height(void) |
800 | 747 { |
748 return pum_height; | |
749 } | |
750 | |
751 #endif |