Mercurial > vim
annotate src/window.c @ 2650:ef3a3ec8940c v7.3.070
updated for version 7.3.070
Problem: Can set environment variables in the sandbox, could be abused.
Solution: Disallow it.
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Thu, 02 Dec 2010 14:48:14 +0100 |
parents | 7c2e6ba1d702 |
children | 18061514324f |
rev | line source |
---|---|
7 | 1 /* vi:set ts=8 sts=4 sw=4: |
2 * | |
3 * VIM - Vi IMproved by Bram Moolenaar | |
4 * | |
5 * Do ":help uganda" in Vim to read a list of people who contributed. | |
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 #include "vim.h" | |
11 | |
12 static int path_is_url __ARGS((char_u *p)); | |
13 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
1822 | 14 static void win_init __ARGS((win_T *newp, win_T *oldp, int flags)); |
1906 | 15 static void win_init_some __ARGS((win_T *newp, win_T *oldp)); |
7 | 16 static void frame_comp_pos __ARGS((frame_T *topfrp, int *row, int *col)); |
17 static void frame_setheight __ARGS((frame_T *curfrp, int height)); | |
18 #ifdef FEAT_VERTSPLIT | |
19 static void frame_setwidth __ARGS((frame_T *curfrp, int width)); | |
20 #endif | |
21 static void win_exchange __ARGS((long)); | |
22 static void win_rotate __ARGS((int, int)); | |
23 static void win_totop __ARGS((int size, int flags)); | |
24 static void win_equal_rec __ARGS((win_T *next_curwin, int current, frame_T *topfr, int dir, int col, int row, int width, int height)); | |
672 | 25 static int last_window __ARGS((void)); |
1906 | 26 static int one_window __ARGS((void)); |
671 | 27 static win_T *win_free_mem __ARGS((win_T *win, int *dirp, tabpage_T *tp)); |
28 static frame_T *win_altframe __ARGS((win_T *win, tabpage_T *tp)); | |
667 | 29 static tabpage_T *alt_tabpage __ARGS((void)); |
7 | 30 static win_T *frame2win __ARGS((frame_T *frp)); |
31 static int frame_has_win __ARGS((frame_T *frp, win_T *wp)); | |
32 static void frame_new_height __ARGS((frame_T *topfrp, int height, int topfirst, int wfh)); | |
33 static int frame_fixed_height __ARGS((frame_T *frp)); | |
34 #ifdef FEAT_VERTSPLIT | |
779 | 35 static int frame_fixed_width __ARGS((frame_T *frp)); |
7 | 36 static void frame_add_statusline __ARGS((frame_T *frp)); |
779 | 37 static void frame_new_width __ARGS((frame_T *topfrp, int width, int leftfirst, int wfw)); |
7 | 38 static void frame_add_vsep __ARGS((frame_T *frp)); |
39 static int frame_minwidth __ARGS((frame_T *topfrp, win_T *next_curwin)); | |
40 static void frame_fix_width __ARGS((win_T *wp)); | |
41 #endif | |
667 | 42 #endif |
675 | 43 static int win_alloc_firstwin __ARGS((win_T *oldwin)); |
1906 | 44 static void new_frame __ARGS((win_T *wp)); |
667 | 45 #if defined(FEAT_WINDOWS) || defined(PROTO) |
672 | 46 static tabpage_T *alloc_tabpage __ARGS((void)); |
674 | 47 static int leave_tabpage __ARGS((buf_T *new_curbuf)); |
667 | 48 static void enter_tabpage __ARGS((tabpage_T *tp, buf_T *old_curbuf)); |
7 | 49 static void frame_fix_height __ARGS((win_T *wp)); |
50 static int frame_minheight __ARGS((frame_T *topfrp, win_T *next_curwin)); | |
51 static void win_enter_ext __ARGS((win_T *wp, int undo_sync, int no_curwin)); | |
671 | 52 static void win_free __ARGS((win_T *wp, tabpage_T *tp)); |
7 | 53 static void frame_append __ARGS((frame_T *after, frame_T *frp)); |
54 static void frame_insert __ARGS((frame_T *before, frame_T *frp)); | |
55 static void frame_remove __ARGS((frame_T *frp)); | |
56 #ifdef FEAT_VERTSPLIT | |
57 static void win_new_width __ARGS((win_T *wp, int width)); | |
58 static void win_goto_ver __ARGS((int up, long count)); | |
59 static void win_goto_hor __ARGS((int left, long count)); | |
60 #endif | |
61 static void frame_add_height __ARGS((frame_T *frp, int n)); | |
62 static void last_status_rec __ARGS((frame_T *fr, int statusline)); | |
63 | |
64 static void make_snapshot_rec __ARGS((frame_T *fr, frame_T **frp)); | |
1906 | 65 static void clear_snapshot __ARGS((tabpage_T *tp, int idx)); |
7 | 66 static void clear_snapshot_rec __ARGS((frame_T *fr)); |
67 static int check_snapshot_rec __ARGS((frame_T *sn, frame_T *fr)); | |
68 static win_T *restore_snapshot_rec __ARGS((frame_T *sn, frame_T *fr)); | |
69 | |
70 #endif /* FEAT_WINDOWS */ | |
1326 | 71 |
1906 | 72 static win_T *win_alloc __ARGS((win_T *after, int hidden)); |
7 | 73 static void win_new_height __ARGS((win_T *, int)); |
74 | |
75 #define URL_SLASH 1 /* path_is_url() has found "://" */ | |
76 #define URL_BACKSLASH 2 /* path_is_url() has found ":\\" */ | |
77 | |
1187 | 78 #define NOWIN (win_T *)-1 /* non-existing window */ |
7 | 79 |
170 | 80 #ifdef FEAT_WINDOWS |
685 | 81 # define ROWS_AVAIL (Rows - p_ch - tabline_height()) |
667 | 82 #else |
83 # define ROWS_AVAIL (Rows - p_ch) | |
170 | 84 #endif |
85 | |
7 | 86 #if defined(FEAT_WINDOWS) || defined(PROTO) |
826 | 87 |
88 static char *m_onlyone = N_("Already only one window"); | |
89 | |
7 | 90 /* |
91 * all CTRL-W window commands are handled here, called from normal_cmd(). | |
92 */ | |
93 void | |
94 do_window(nchar, Prenum, xchar) | |
95 int nchar; | |
96 long Prenum; | |
97 int xchar; /* extra char from ":wincmd gx" or NUL */ | |
98 { | |
99 long Prenum1; | |
100 win_T *wp; | |
101 #if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID) | |
102 char_u *ptr; | |
681 | 103 linenr_T lnum = -1; |
7 | 104 #endif |
105 #ifdef FEAT_FIND_ID | |
106 int type = FIND_DEFINE; | |
107 int len; | |
108 #endif | |
109 char_u cbuf[40]; | |
110 | |
111 if (Prenum == 0) | |
112 Prenum1 = 1; | |
113 else | |
114 Prenum1 = Prenum; | |
115 | |
116 #ifdef FEAT_CMDWIN | |
117 # define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; } | |
118 #else | |
119 # define CHECK_CMDWIN | |
120 #endif | |
121 | |
122 switch (nchar) | |
123 { | |
124 /* split current window in two parts, horizontally */ | |
125 case 'S': | |
126 case Ctrl_S: | |
127 case 's': | |
128 CHECK_CMDWIN | |
129 #ifdef FEAT_VISUAL | |
130 reset_VIsual_and_resel(); /* stop Visual mode */ | |
131 #endif | |
635 | 132 #ifdef FEAT_QUICKFIX |
133 /* When splitting the quickfix window open a new buffer in it, | |
134 * don't replicate the quickfix buffer. */ | |
135 if (bt_quickfix(curbuf)) | |
136 goto newwindow; | |
137 #endif | |
7 | 138 #ifdef FEAT_GUI |
139 need_mouse_correct = TRUE; | |
140 #endif | |
141 win_split((int)Prenum, 0); | |
142 break; | |
143 | |
144 #ifdef FEAT_VERTSPLIT | |
145 /* split current window in two parts, vertically */ | |
146 case Ctrl_V: | |
147 case 'v': | |
148 CHECK_CMDWIN | |
1664 | 149 # ifdef FEAT_VISUAL |
7 | 150 reset_VIsual_and_resel(); /* stop Visual mode */ |
1664 | 151 # endif |
152 # ifdef FEAT_QUICKFIX | |
153 /* When splitting the quickfix window open a new buffer in it, | |
154 * don't replicate the quickfix buffer. */ | |
155 if (bt_quickfix(curbuf)) | |
156 goto newwindow; | |
157 # endif | |
158 # ifdef FEAT_GUI | |
7 | 159 need_mouse_correct = TRUE; |
1664 | 160 # endif |
7 | 161 win_split((int)Prenum, WSP_VERT); |
162 break; | |
163 #endif | |
164 | |
165 /* split current window and edit alternate file */ | |
166 case Ctrl_HAT: | |
167 case '^': | |
168 CHECK_CMDWIN | |
169 #ifdef FEAT_VISUAL | |
170 reset_VIsual_and_resel(); /* stop Visual mode */ | |
171 #endif | |
172 STRCPY(cbuf, "split #"); | |
173 if (Prenum) | |
1664 | 174 vim_snprintf((char *)cbuf + 7, sizeof(cbuf) - 7, |
175 "%ld", Prenum); | |
7 | 176 do_cmdline_cmd(cbuf); |
177 break; | |
178 | |
179 /* open new window */ | |
180 case Ctrl_N: | |
181 case 'n': | |
182 CHECK_CMDWIN | |
183 #ifdef FEAT_VISUAL | |
184 reset_VIsual_and_resel(); /* stop Visual mode */ | |
185 #endif | |
635 | 186 #ifdef FEAT_QUICKFIX |
187 newwindow: | |
188 #endif | |
7 | 189 if (Prenum) |
1664 | 190 /* window height */ |
191 vim_snprintf((char *)cbuf, sizeof(cbuf) - 5, "%ld", Prenum); | |
7 | 192 else |
193 cbuf[0] = NUL; | |
1664 | 194 #if defined(FEAT_VERTSPLIT) && defined(FEAT_QUICKFIX) |
195 if (nchar == 'v' || nchar == Ctrl_V) | |
196 STRCAT(cbuf, "v"); | |
197 #endif | |
7 | 198 STRCAT(cbuf, "new"); |
199 do_cmdline_cmd(cbuf); | |
200 break; | |
201 | |
202 /* quit current window */ | |
203 case Ctrl_Q: | |
204 case 'q': | |
205 #ifdef FEAT_VISUAL | |
206 reset_VIsual_and_resel(); /* stop Visual mode */ | |
207 #endif | |
208 do_cmdline_cmd((char_u *)"quit"); | |
209 break; | |
210 | |
211 /* close current window */ | |
212 case Ctrl_C: | |
213 case 'c': | |
214 #ifdef FEAT_VISUAL | |
215 reset_VIsual_and_resel(); /* stop Visual mode */ | |
216 #endif | |
217 do_cmdline_cmd((char_u *)"close"); | |
218 break; | |
219 | |
220 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
221 /* close preview window */ | |
222 case Ctrl_Z: | |
223 case 'z': | |
224 CHECK_CMDWIN | |
225 #ifdef FEAT_VISUAL | |
226 reset_VIsual_and_resel(); /* stop Visual mode */ | |
227 #endif | |
228 do_cmdline_cmd((char_u *)"pclose"); | |
229 break; | |
230 | |
231 /* cursor to preview window */ | |
232 case 'P': | |
233 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
234 if (wp->w_p_pvw) | |
235 break; | |
236 if (wp == NULL) | |
237 EMSG(_("E441: There is no preview window")); | |
238 else | |
239 win_goto(wp); | |
240 break; | |
241 #endif | |
242 | |
243 /* close all but current window */ | |
244 case Ctrl_O: | |
245 case 'o': | |
246 CHECK_CMDWIN | |
247 #ifdef FEAT_VISUAL | |
248 reset_VIsual_and_resel(); /* stop Visual mode */ | |
249 #endif | |
250 do_cmdline_cmd((char_u *)"only"); | |
251 break; | |
252 | |
253 /* cursor to next window with wrap around */ | |
254 case Ctrl_W: | |
255 case 'w': | |
256 /* cursor to previous window with wrap around */ | |
257 case 'W': | |
258 CHECK_CMDWIN | |
1906 | 259 if (firstwin == lastwin && Prenum != 1) /* just one window */ |
7 | 260 beep_flush(); |
261 else | |
262 { | |
263 if (Prenum) /* go to specified window */ | |
264 { | |
265 for (wp = firstwin; --Prenum > 0; ) | |
266 { | |
267 if (wp->w_next == NULL) | |
268 break; | |
269 else | |
270 wp = wp->w_next; | |
271 } | |
272 } | |
273 else | |
274 { | |
275 if (nchar == 'W') /* go to previous window */ | |
276 { | |
277 wp = curwin->w_prev; | |
278 if (wp == NULL) | |
279 wp = lastwin; /* wrap around */ | |
280 } | |
281 else /* go to next window */ | |
282 { | |
283 wp = curwin->w_next; | |
284 if (wp == NULL) | |
285 wp = firstwin; /* wrap around */ | |
286 } | |
287 } | |
288 win_goto(wp); | |
289 } | |
290 break; | |
291 | |
292 /* cursor to window below */ | |
293 case 'j': | |
294 case K_DOWN: | |
295 case Ctrl_J: | |
296 CHECK_CMDWIN | |
297 #ifdef FEAT_VERTSPLIT | |
298 win_goto_ver(FALSE, Prenum1); | |
299 #else | |
300 for (wp = curwin; wp->w_next != NULL && Prenum1-- > 0; | |
301 wp = wp->w_next) | |
302 ; | |
303 win_goto(wp); | |
304 #endif | |
305 break; | |
306 | |
307 /* cursor to window above */ | |
308 case 'k': | |
309 case K_UP: | |
310 case Ctrl_K: | |
311 CHECK_CMDWIN | |
312 #ifdef FEAT_VERTSPLIT | |
313 win_goto_ver(TRUE, Prenum1); | |
314 #else | |
315 for (wp = curwin; wp->w_prev != NULL && Prenum1-- > 0; | |
316 wp = wp->w_prev) | |
317 ; | |
318 win_goto(wp); | |
319 #endif | |
320 break; | |
321 | |
322 #ifdef FEAT_VERTSPLIT | |
323 /* cursor to left window */ | |
324 case 'h': | |
325 case K_LEFT: | |
326 case Ctrl_H: | |
327 case K_BS: | |
328 CHECK_CMDWIN | |
329 win_goto_hor(TRUE, Prenum1); | |
330 break; | |
331 | |
332 /* cursor to right window */ | |
333 case 'l': | |
334 case K_RIGHT: | |
335 case Ctrl_L: | |
336 CHECK_CMDWIN | |
337 win_goto_hor(FALSE, Prenum1); | |
338 break; | |
339 #endif | |
340 | |
826 | 341 /* move window to new tab page */ |
342 case 'T': | |
1906 | 343 if (one_window()) |
826 | 344 MSG(_(m_onlyone)); |
345 else | |
346 { | |
347 tabpage_T *oldtab = curtab; | |
348 tabpage_T *newtab; | |
349 | |
350 /* First create a new tab with the window, then go back to | |
351 * the old tab and close the window there. */ | |
944 | 352 wp = curwin; |
826 | 353 if (win_new_tabpage((int)Prenum) == OK |
354 && valid_tabpage(oldtab)) | |
355 { | |
356 newtab = curtab; | |
357 goto_tabpage_tp(oldtab); | |
358 if (curwin == wp) | |
359 win_close(curwin, FALSE); | |
360 if (valid_tabpage(newtab)) | |
361 goto_tabpage_tp(newtab); | |
362 } | |
363 } | |
364 break; | |
365 | |
7 | 366 /* cursor to top-left window */ |
367 case 't': | |
368 case Ctrl_T: | |
369 win_goto(firstwin); | |
370 break; | |
371 | |
372 /* cursor to bottom-right window */ | |
373 case 'b': | |
374 case Ctrl_B: | |
375 win_goto(lastwin); | |
376 break; | |
377 | |
378 /* cursor to last accessed (previous) window */ | |
379 case 'p': | |
380 case Ctrl_P: | |
381 if (prevwin == NULL) | |
382 beep_flush(); | |
383 else | |
384 win_goto(prevwin); | |
385 break; | |
386 | |
387 /* exchange current and next window */ | |
388 case 'x': | |
389 case Ctrl_X: | |
390 CHECK_CMDWIN | |
391 win_exchange(Prenum); | |
392 break; | |
393 | |
394 /* rotate windows downwards */ | |
395 case Ctrl_R: | |
396 case 'r': | |
397 CHECK_CMDWIN | |
398 #ifdef FEAT_VISUAL | |
399 reset_VIsual_and_resel(); /* stop Visual mode */ | |
400 #endif | |
401 win_rotate(FALSE, (int)Prenum1); /* downwards */ | |
402 break; | |
403 | |
404 /* rotate windows upwards */ | |
405 case 'R': | |
406 CHECK_CMDWIN | |
407 #ifdef FEAT_VISUAL | |
408 reset_VIsual_and_resel(); /* stop Visual mode */ | |
409 #endif | |
410 win_rotate(TRUE, (int)Prenum1); /* upwards */ | |
411 break; | |
412 | |
413 /* move window to the very top/bottom/left/right */ | |
414 case 'K': | |
415 case 'J': | |
416 #ifdef FEAT_VERTSPLIT | |
417 case 'H': | |
418 case 'L': | |
419 #endif | |
420 CHECK_CMDWIN | |
421 win_totop((int)Prenum, | |
422 ((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0) | |
423 | ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT)); | |
424 break; | |
425 | |
426 /* make all windows the same height */ | |
427 case '=': | |
428 #ifdef FEAT_GUI | |
429 need_mouse_correct = TRUE; | |
430 #endif | |
431 win_equal(NULL, FALSE, 'b'); | |
432 break; | |
433 | |
434 /* increase current window height */ | |
435 case '+': | |
436 #ifdef FEAT_GUI | |
437 need_mouse_correct = TRUE; | |
438 #endif | |
439 win_setheight(curwin->w_height + (int)Prenum1); | |
440 break; | |
441 | |
442 /* decrease current window height */ | |
443 case '-': | |
444 #ifdef FEAT_GUI | |
445 need_mouse_correct = TRUE; | |
446 #endif | |
447 win_setheight(curwin->w_height - (int)Prenum1); | |
448 break; | |
449 | |
450 /* set current window height */ | |
451 case Ctrl__: | |
452 case '_': | |
453 #ifdef FEAT_GUI | |
454 need_mouse_correct = TRUE; | |
455 #endif | |
456 win_setheight(Prenum ? (int)Prenum : 9999); | |
457 break; | |
458 | |
459 #ifdef FEAT_VERTSPLIT | |
460 /* increase current window width */ | |
461 case '>': | |
462 #ifdef FEAT_GUI | |
463 need_mouse_correct = TRUE; | |
464 #endif | |
465 win_setwidth(curwin->w_width + (int)Prenum1); | |
466 break; | |
467 | |
468 /* decrease current window width */ | |
469 case '<': | |
470 #ifdef FEAT_GUI | |
471 need_mouse_correct = TRUE; | |
472 #endif | |
473 win_setwidth(curwin->w_width - (int)Prenum1); | |
474 break; | |
475 | |
476 /* set current window width */ | |
477 case '|': | |
478 #ifdef FEAT_GUI | |
479 need_mouse_correct = TRUE; | |
480 #endif | |
481 win_setwidth(Prenum != 0 ? (int)Prenum : 9999); | |
482 break; | |
483 #endif | |
484 | |
485 /* jump to tag and split window if tag exists (in preview window) */ | |
486 #if defined(FEAT_QUICKFIX) | |
487 case '}': | |
488 CHECK_CMDWIN | |
489 if (Prenum) | |
490 g_do_tagpreview = Prenum; | |
491 else | |
492 g_do_tagpreview = p_pvh; | |
493 /*FALLTHROUGH*/ | |
494 #endif | |
495 case ']': | |
496 case Ctrl_RSB: | |
497 CHECK_CMDWIN | |
498 #ifdef FEAT_VISUAL | |
499 reset_VIsual_and_resel(); /* stop Visual mode */ | |
500 #endif | |
501 if (Prenum) | |
502 postponed_split = Prenum; | |
503 else | |
504 postponed_split = -1; | |
505 | |
506 /* Execute the command right here, required when | |
507 * "wincmd ]" was used in a function. */ | |
508 do_nv_ident(Ctrl_RSB, NUL); | |
509 break; | |
510 | |
511 #ifdef FEAT_SEARCHPATH | |
512 /* edit file name under cursor in a new window */ | |
513 case 'f': | |
681 | 514 case 'F': |
7 | 515 case Ctrl_F: |
820 | 516 wingotofile: |
7 | 517 CHECK_CMDWIN |
344 | 518 |
681 | 519 ptr = grab_file_name(Prenum1, &lnum); |
7 | 520 if (ptr != NULL) |
521 { | |
820 | 522 # ifdef FEAT_GUI |
7 | 523 need_mouse_correct = TRUE; |
820 | 524 # endif |
7 | 525 setpcmark(); |
526 if (win_split(0, 0) == OK) | |
527 { | |
2583 | 528 RESET_BINDING(curwin); |
1743 | 529 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL, |
530 ECMD_HIDE, NULL); | |
681 | 531 if (nchar == 'F' && lnum >= 0) |
532 { | |
533 curwin->w_cursor.lnum = lnum; | |
534 check_cursor_lnum(); | |
535 beginline(BL_SOL | BL_FIX); | |
536 } | |
7 | 537 } |
538 vim_free(ptr); | |
539 } | |
540 break; | |
541 #endif | |
542 | |
543 #ifdef FEAT_FIND_ID | |
1187 | 544 /* Go to the first occurrence of the identifier under cursor along path in a |
7 | 545 * new window -- webb |
546 */ | |
547 case 'i': /* Go to any match */ | |
548 case Ctrl_I: | |
549 type = FIND_ANY; | |
550 /* FALLTHROUGH */ | |
551 case 'd': /* Go to definition, using 'define' */ | |
552 case Ctrl_D: | |
553 CHECK_CMDWIN | |
554 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) | |
555 break; | |
556 find_pattern_in_path(ptr, 0, len, TRUE, | |
557 Prenum == 0 ? TRUE : FALSE, type, | |
558 Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM); | |
559 curwin->w_set_curswant = TRUE; | |
560 break; | |
561 #endif | |
562 | |
170 | 563 case K_KENTER: |
564 case CAR: | |
565 #if defined(FEAT_QUICKFIX) | |
566 /* | |
567 * In a quickfix window a <CR> jumps to the error under the | |
568 * cursor in a new window. | |
569 */ | |
570 if (bt_quickfix(curbuf)) | |
571 { | |
643 | 572 sprintf((char *)cbuf, "split +%ld%s", |
573 (long)curwin->w_cursor.lnum, | |
574 (curwin->w_llist_ref == NULL) ? "cc" : "ll"); | |
170 | 575 do_cmdline_cmd(cbuf); |
576 } | |
577 #endif | |
578 break; | |
579 | |
580 | |
7 | 581 /* CTRL-W g extended commands */ |
582 case 'g': | |
583 case Ctrl_G: | |
584 CHECK_CMDWIN | |
585 #ifdef USE_ON_FLY_SCROLL | |
586 dont_scroll = TRUE; /* disallow scrolling here */ | |
587 #endif | |
588 ++no_mapping; | |
589 ++allow_keys; /* no mapping for xchar, but allow key codes */ | |
590 if (xchar == NUL) | |
1389 | 591 xchar = plain_vgetc(); |
7 | 592 LANGMAP_ADJUST(xchar, TRUE); |
593 --no_mapping; | |
594 --allow_keys; | |
595 #ifdef FEAT_CMDL_INFO | |
596 (void)add_to_showcmd(xchar); | |
597 #endif | |
598 switch (xchar) | |
599 { | |
600 #if defined(FEAT_QUICKFIX) | |
601 case '}': | |
602 xchar = Ctrl_RSB; | |
603 if (Prenum) | |
604 g_do_tagpreview = Prenum; | |
605 else | |
606 g_do_tagpreview = p_pvh; | |
607 /*FALLTHROUGH*/ | |
608 #endif | |
609 case ']': | |
610 case Ctrl_RSB: | |
611 #ifdef FEAT_VISUAL | |
612 reset_VIsual_and_resel(); /* stop Visual mode */ | |
613 #endif | |
614 if (Prenum) | |
615 postponed_split = Prenum; | |
616 else | |
617 postponed_split = -1; | |
618 | |
619 /* Execute the command right here, required when | |
620 * "wincmd g}" was used in a function. */ | |
621 do_nv_ident('g', xchar); | |
622 break; | |
623 | |
820 | 624 #ifdef FEAT_SEARCHPATH |
625 case 'f': /* CTRL-W gf: "gf" in a new tab page */ | |
839 | 626 case 'F': /* CTRL-W gF: "gF" in a new tab page */ |
2064
f398e0cc5b7a
updated for version 7.2.349
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627 cmdmod.tab = tabpage_index(curtab) + 1; |
839 | 628 nchar = xchar; |
820 | 629 goto wingotofile; |
630 #endif | |
7 | 631 default: |
632 beep_flush(); | |
633 break; | |
634 } | |
635 break; | |
636 | |
637 default: beep_flush(); | |
638 break; | |
639 } | |
640 } | |
641 | |
642 /* | |
643 * split the current window, implements CTRL-W s and :split | |
644 * | |
645 * "size" is the height or width for the new window, 0 to use half of current | |
646 * height or width. | |
647 * | |
648 * "flags": | |
649 * WSP_ROOM: require enough room for new window | |
650 * WSP_VERT: vertical split. | |
651 * WSP_TOP: open window at the top-left of the shell (help window). | |
652 * WSP_BOT: open window at the bottom-right of the shell (quickfix window). | |
653 * WSP_HELP: creating the help window, keep layout snapshot | |
654 * | |
655 * return FAIL for failure, OK otherwise | |
656 */ | |
657 int | |
658 win_split(size, flags) | |
659 int size; | |
660 int flags; | |
661 { | |
682 | 662 /* When the ":tab" modifier was used open a new tab page instead. */ |
663 if (may_open_tabpage() == OK) | |
664 return OK; | |
665 | |
7 | 666 /* Add flags from ":vertical", ":topleft" and ":botright". */ |
667 flags |= cmdmod.split; | |
668 if ((flags & WSP_TOP) && (flags & WSP_BOT)) | |
669 { | |
670 EMSG(_("E442: Can't split topleft and botright at the same time")); | |
671 return FAIL; | |
672 } | |
673 | |
674 /* When creating the help window make a snapshot of the window layout. | |
675 * Otherwise clear the snapshot, it's now invalid. */ | |
676 if (flags & WSP_HELP) | |
1906 | 677 make_snapshot(SNAP_HELP_IDX); |
7 | 678 else |
1906 | 679 clear_snapshot(curtab, SNAP_HELP_IDX); |
7 | 680 |
681 return win_split_ins(size, flags, NULL, 0); | |
682 } | |
683 | |
684 /* | |
675 | 685 * When "newwin" is NULL: split the current window in two. |
7 | 686 * When "newwin" is not NULL: insert this window at the far |
687 * top/left/right/bottom. | |
688 * return FAIL for failure, OK otherwise | |
689 */ | |
1906 | 690 int |
7 | 691 win_split_ins(size, flags, newwin, dir) |
692 int size; | |
693 int flags; | |
694 win_T *newwin; | |
695 int dir; | |
696 { | |
697 win_T *wp = newwin; | |
698 win_T *oldwin; | |
699 int new_size = size; | |
700 int i; | |
701 int need_status = 0; | |
702 int do_equal = FALSE; | |
703 int needed; | |
704 int available; | |
705 int oldwin_height = 0; | |
706 int layout; | |
707 frame_T *frp, *curfrp; | |
708 int before; | |
709 | |
710 if (flags & WSP_TOP) | |
711 oldwin = firstwin; | |
712 else if (flags & WSP_BOT) | |
713 oldwin = lastwin; | |
714 else | |
715 oldwin = curwin; | |
716 | |
717 /* add a status line when p_ls == 1 and splitting the first window */ | |
718 if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0) | |
719 { | |
720 if (oldwin->w_height <= p_wmh && newwin == NULL) | |
721 { | |
722 EMSG(_(e_noroom)); | |
723 return FAIL; | |
724 } | |
725 need_status = STATUS_HEIGHT; | |
726 } | |
727 | |
1114 | 728 #ifdef FEAT_GUI |
729 /* May be needed for the scrollbars that are going to change. */ | |
730 if (gui.in_use) | |
731 out_flush(); | |
732 #endif | |
733 | |
7 | 734 #ifdef FEAT_VERTSPLIT |
735 if (flags & WSP_VERT) | |
736 { | |
737 layout = FR_ROW; | |
738 | |
739 /* | |
740 * Check if we are able to split the current window and compute its | |
741 * width. | |
742 */ | |
743 needed = p_wmw + 1; | |
744 if (flags & WSP_ROOM) | |
745 needed += p_wiw - p_wmw; | |
746 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
747 { | |
748 available = topframe->fr_width; | |
749 needed += frame_minwidth(topframe, NULL); | |
750 } | |
751 else | |
752 available = oldwin->w_width; | |
753 if (available < needed && newwin == NULL) | |
754 { | |
755 EMSG(_(e_noroom)); | |
756 return FAIL; | |
757 } | |
758 if (new_size == 0) | |
759 new_size = oldwin->w_width / 2; | |
760 if (new_size > oldwin->w_width - p_wmw - 1) | |
761 new_size = oldwin->w_width - p_wmw - 1; | |
762 if (new_size < p_wmw) | |
763 new_size = p_wmw; | |
764 | |
765 /* if it doesn't fit in the current window, need win_equal() */ | |
766 if (oldwin->w_width - new_size - 1 < p_wmw) | |
767 do_equal = TRUE; | |
779 | 768 |
769 /* We don't like to take lines for the new window from a | |
770 * 'winfixwidth' window. Take them from a window to the left or right | |
771 * instead, if possible. */ | |
772 if (oldwin->w_p_wfw) | |
773 win_setwidth_win(oldwin->w_width + new_size, oldwin); | |
1354 | 774 |
775 /* Only make all windows the same width if one of them (except oldwin) | |
776 * is wider than one of the split windows. */ | |
777 if (!do_equal && p_ea && size == 0 && *p_ead != 'v' | |
778 && oldwin->w_frame->fr_parent != NULL) | |
779 { | |
780 frp = oldwin->w_frame->fr_parent->fr_child; | |
781 while (frp != NULL) | |
782 { | |
783 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
784 && (frp->fr_win->w_width > new_size | |
785 || frp->fr_win->w_width > oldwin->w_width | |
786 - new_size - STATUS_HEIGHT)) | |
787 { | |
788 do_equal = TRUE; | |
789 break; | |
790 } | |
791 frp = frp->fr_next; | |
792 } | |
793 } | |
7 | 794 } |
795 else | |
796 #endif | |
797 { | |
798 layout = FR_COL; | |
799 | |
800 /* | |
801 * Check if we are able to split the current window and compute its | |
802 * height. | |
803 */ | |
804 needed = p_wmh + STATUS_HEIGHT + need_status; | |
805 if (flags & WSP_ROOM) | |
806 needed += p_wh - p_wmh; | |
807 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
808 { | |
809 available = topframe->fr_height; | |
810 needed += frame_minheight(topframe, NULL); | |
811 } | |
812 else | |
813 { | |
814 available = oldwin->w_height; | |
815 needed += p_wmh; | |
816 } | |
817 if (available < needed && newwin == NULL) | |
818 { | |
819 EMSG(_(e_noroom)); | |
820 return FAIL; | |
821 } | |
822 oldwin_height = oldwin->w_height; | |
823 if (need_status) | |
824 { | |
825 oldwin->w_status_height = STATUS_HEIGHT; | |
826 oldwin_height -= STATUS_HEIGHT; | |
827 } | |
828 if (new_size == 0) | |
829 new_size = oldwin_height / 2; | |
830 | |
831 if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT) | |
832 new_size = oldwin_height - p_wmh - STATUS_HEIGHT; | |
833 if (new_size < p_wmh) | |
834 new_size = p_wmh; | |
835 | |
836 /* if it doesn't fit in the current window, need win_equal() */ | |
837 if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh) | |
838 do_equal = TRUE; | |
839 | |
840 /* We don't like to take lines for the new window from a | |
841 * 'winfixheight' window. Take them from a window above or below | |
842 * instead, if possible. */ | |
843 if (oldwin->w_p_wfh) | |
844 { | |
845 win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT, | |
846 oldwin); | |
847 oldwin_height = oldwin->w_height; | |
848 if (need_status) | |
849 oldwin_height -= STATUS_HEIGHT; | |
850 } | |
1354 | 851 |
852 /* Only make all windows the same height if one of them (except oldwin) | |
853 * is higher than one of the split windows. */ | |
854 if (!do_equal && p_ea && size == 0 | |
855 #ifdef FEAT_VERTSPLIT | |
856 && *p_ead != 'h' | |
857 #endif | |
858 && oldwin->w_frame->fr_parent != NULL) | |
859 { | |
860 frp = oldwin->w_frame->fr_parent->fr_child; | |
861 while (frp != NULL) | |
862 { | |
863 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
864 && (frp->fr_win->w_height > new_size | |
865 || frp->fr_win->w_height > oldwin_height - new_size | |
866 - STATUS_HEIGHT)) | |
867 { | |
868 do_equal = TRUE; | |
869 break; | |
870 } | |
871 frp = frp->fr_next; | |
872 } | |
873 } | |
7 | 874 } |
875 | |
876 /* | |
877 * allocate new window structure and link it in the window list | |
878 */ | |
879 if ((flags & WSP_TOP) == 0 | |
880 && ((flags & WSP_BOT) | |
881 || (flags & WSP_BELOW) | |
882 || (!(flags & WSP_ABOVE) | |
883 && ( | |
884 #ifdef FEAT_VERTSPLIT | |
885 (flags & WSP_VERT) ? p_spr : | |
886 #endif | |
887 p_sb)))) | |
888 { | |
889 /* new window below/right of current one */ | |
890 if (newwin == NULL) | |
1906 | 891 wp = win_alloc(oldwin, FALSE); |
7 | 892 else |
893 win_append(oldwin, wp); | |
894 } | |
895 else | |
896 { | |
897 if (newwin == NULL) | |
1906 | 898 wp = win_alloc(oldwin->w_prev, FALSE); |
7 | 899 else |
900 win_append(oldwin->w_prev, wp); | |
901 } | |
902 | |
903 if (newwin == NULL) | |
904 { | |
905 if (wp == NULL) | |
906 return FAIL; | |
907 | |
1906 | 908 new_frame(wp); |
909 if (wp->w_frame == NULL) | |
910 { | |
911 win_free(wp, NULL); | |
912 return FAIL; | |
913 } | |
914 | |
675 | 915 /* make the contents of the new window the same as the current one */ |
1822 | 916 win_init(wp, curwin, flags); |
7 | 917 } |
918 | |
919 /* | |
920 * Reorganise the tree of frames to insert the new window. | |
921 */ | |
922 if (flags & (WSP_TOP | WSP_BOT)) | |
923 { | |
924 #ifdef FEAT_VERTSPLIT | |
925 if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0) | |
926 || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0)) | |
927 #else | |
928 if (topframe->fr_layout == FR_COL) | |
929 #endif | |
930 { | |
931 curfrp = topframe->fr_child; | |
932 if (flags & WSP_BOT) | |
933 while (curfrp->fr_next != NULL) | |
934 curfrp = curfrp->fr_next; | |
935 } | |
936 else | |
937 curfrp = topframe; | |
938 before = (flags & WSP_TOP); | |
939 } | |
940 else | |
941 { | |
942 curfrp = oldwin->w_frame; | |
943 if (flags & WSP_BELOW) | |
944 before = FALSE; | |
945 else if (flags & WSP_ABOVE) | |
946 before = TRUE; | |
947 else | |
948 #ifdef FEAT_VERTSPLIT | |
949 if (flags & WSP_VERT) | |
950 before = !p_spr; | |
951 else | |
952 #endif | |
953 before = !p_sb; | |
954 } | |
955 if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout) | |
956 { | |
957 /* Need to create a new frame in the tree to make a branch. */ | |
958 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
959 *frp = *curfrp; | |
960 curfrp->fr_layout = layout; | |
961 frp->fr_parent = curfrp; | |
962 frp->fr_next = NULL; | |
963 frp->fr_prev = NULL; | |
964 curfrp->fr_child = frp; | |
965 curfrp->fr_win = NULL; | |
966 curfrp = frp; | |
967 if (frp->fr_win != NULL) | |
968 oldwin->w_frame = frp; | |
969 else | |
970 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
971 frp->fr_parent = curfrp; | |
972 } | |
973 | |
974 if (newwin == NULL) | |
1906 | 975 frp = wp->w_frame; |
7 | 976 else |
977 frp = newwin->w_frame; | |
978 frp->fr_parent = curfrp->fr_parent; | |
979 | |
980 /* Insert the new frame at the right place in the frame list. */ | |
981 if (before) | |
982 frame_insert(curfrp, frp); | |
983 else | |
984 frame_append(curfrp, frp); | |
985 | |
986 #ifdef FEAT_VERTSPLIT | |
987 if (flags & WSP_VERT) | |
988 { | |
989 wp->w_p_scr = curwin->w_p_scr; | |
990 if (need_status) | |
991 { | |
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992 win_new_height(oldwin, oldwin->w_height - 1); |
7 | 993 oldwin->w_status_height = need_status; |
994 } | |
995 if (flags & (WSP_TOP | WSP_BOT)) | |
996 { | |
997 /* set height and row of new window to full height */ | |
685 | 998 wp->w_winrow = tabline_height(); |
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999 win_new_height(wp, curfrp->fr_height - (p_ls > 0)); |
7 | 1000 wp->w_status_height = (p_ls > 0); |
1001 } | |
1002 else | |
1003 { | |
1004 /* height and row of new window is same as current window */ | |
1005 wp->w_winrow = oldwin->w_winrow; | |
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1006 win_new_height(wp, oldwin->w_height); |
7 | 1007 wp->w_status_height = oldwin->w_status_height; |
1008 } | |
1009 frp->fr_height = curfrp->fr_height; | |
1010 | |
1011 /* "new_size" of the current window goes to the new window, use | |
1012 * one column for the vertical separator */ | |
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1013 win_new_width(wp, new_size); |
7 | 1014 if (before) |
1015 wp->w_vsep_width = 1; | |
1016 else | |
1017 { | |
1018 wp->w_vsep_width = oldwin->w_vsep_width; | |
1019 oldwin->w_vsep_width = 1; | |
1020 } | |
1021 if (flags & (WSP_TOP | WSP_BOT)) | |
1022 { | |
1023 if (flags & WSP_BOT) | |
1024 frame_add_vsep(curfrp); | |
1025 /* Set width of neighbor frame */ | |
1026 frame_new_width(curfrp, curfrp->fr_width | |
779 | 1027 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP, |
1028 FALSE); | |
7 | 1029 } |
1030 else | |
779 | 1031 win_new_width(oldwin, oldwin->w_width - (new_size + 1)); |
7 | 1032 if (before) /* new window left of current one */ |
1033 { | |
1034 wp->w_wincol = oldwin->w_wincol; | |
1035 oldwin->w_wincol += new_size + 1; | |
1036 } | |
1037 else /* new window right of current one */ | |
1038 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1; | |
1039 frame_fix_width(oldwin); | |
1040 frame_fix_width(wp); | |
1041 } | |
1042 else | |
1043 #endif | |
1044 { | |
1045 /* width and column of new window is same as current window */ | |
1046 #ifdef FEAT_VERTSPLIT | |
1047 if (flags & (WSP_TOP | WSP_BOT)) | |
1048 { | |
1049 wp->w_wincol = 0; | |
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1050 win_new_width(wp, Columns); |
7 | 1051 wp->w_vsep_width = 0; |
1052 } | |
1053 else | |
1054 { | |
1055 wp->w_wincol = oldwin->w_wincol; | |
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1056 win_new_width(wp, oldwin->w_width); |
7 | 1057 wp->w_vsep_width = oldwin->w_vsep_width; |
1058 } | |
1059 frp->fr_width = curfrp->fr_width; | |
1060 #endif | |
1061 | |
1062 /* "new_size" of the current window goes to the new window, use | |
1063 * one row for the status line */ | |
1064 win_new_height(wp, new_size); | |
1065 if (flags & (WSP_TOP | WSP_BOT)) | |
1066 frame_new_height(curfrp, curfrp->fr_height | |
1067 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE); | |
1068 else | |
1069 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT)); | |
1070 if (before) /* new window above current one */ | |
1071 { | |
1072 wp->w_winrow = oldwin->w_winrow; | |
1073 wp->w_status_height = STATUS_HEIGHT; | |
1074 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT; | |
1075 } | |
1076 else /* new window below current one */ | |
1077 { | |
1078 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT; | |
1079 wp->w_status_height = oldwin->w_status_height; | |
1080 oldwin->w_status_height = STATUS_HEIGHT; | |
1081 } | |
1082 #ifdef FEAT_VERTSPLIT | |
1083 if (flags & WSP_BOT) | |
1084 frame_add_statusline(curfrp); | |
1085 #endif | |
1086 frame_fix_height(wp); | |
1087 frame_fix_height(oldwin); | |
1088 } | |
1089 | |
1090 if (flags & (WSP_TOP | WSP_BOT)) | |
1091 (void)win_comp_pos(); | |
1092 | |
1093 /* | |
1094 * Both windows need redrawing | |
1095 */ | |
1096 redraw_win_later(wp, NOT_VALID); | |
1097 wp->w_redr_status = TRUE; | |
1098 redraw_win_later(oldwin, NOT_VALID); | |
1099 oldwin->w_redr_status = TRUE; | |
1100 | |
1101 if (need_status) | |
1102 { | |
1103 msg_row = Rows - 1; | |
1104 msg_col = sc_col; | |
1105 msg_clr_eos_force(); /* Old command/ruler may still be there */ | |
1106 comp_col(); | |
1107 msg_row = Rows - 1; | |
1108 msg_col = 0; /* put position back at start of line */ | |
1109 } | |
1110 | |
1111 /* | |
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1112 * equalize the window sizes. |
7 | 1113 */ |
1114 if (do_equal || dir != 0) | |
1115 win_equal(wp, TRUE, | |
1116 #ifdef FEAT_VERTSPLIT | |
1117 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h') | |
1118 : dir == 'h' ? 'b' : | |
1119 #endif | |
1120 'v'); | |
1121 | |
1122 /* Don't change the window height/width to 'winheight' / 'winwidth' if a | |
1123 * size was given. */ | |
1124 #ifdef FEAT_VERTSPLIT | |
1125 if (flags & WSP_VERT) | |
1126 { | |
1127 i = p_wiw; | |
1128 if (size != 0) | |
1129 p_wiw = size; | |
1130 | |
1131 # ifdef FEAT_GUI | |
1132 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */ | |
1133 if (gui.in_use) | |
1134 gui_init_which_components(NULL); | |
1135 # endif | |
1136 } | |
1137 else | |
1138 #endif | |
1139 { | |
1140 i = p_wh; | |
1141 if (size != 0) | |
1142 p_wh = size; | |
1143 } | |
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1144 |
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1145 /* |
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1146 * make the new window the current window |
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1147 */ |
7 | 1148 win_enter(wp, FALSE); |
1149 #ifdef FEAT_VERTSPLIT | |
1150 if (flags & WSP_VERT) | |
1151 p_wiw = i; | |
1152 else | |
1153 #endif | |
1154 p_wh = i; | |
1155 | |
1156 return OK; | |
1157 } | |
1158 | |
1906 | 1159 |
675 | 1160 /* |
1161 * Initialize window "newp" from window "oldp". | |
1162 * Used when splitting a window and when creating a new tab page. | |
1163 * The windows will both edit the same buffer. | |
1822 | 1164 * WSP_NEWLOC may be specified in flags to prevent the location list from |
1165 * being copied. | |
675 | 1166 */ |
1167 static void | |
1822 | 1168 win_init(newp, oldp, flags) |
675 | 1169 win_T *newp; |
1170 win_T *oldp; | |
1887 | 1171 int flags UNUSED; |
675 | 1172 { |
1173 int i; | |
1174 | |
1175 newp->w_buffer = oldp->w_buffer; | |
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1176 #ifdef FEAT_SYN_HL |
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1177 newp->w_s = &(oldp->w_buffer->b_s); |
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|
1178 #endif |
675 | 1179 oldp->w_buffer->b_nwindows++; |
1180 newp->w_cursor = oldp->w_cursor; | |
1181 newp->w_valid = 0; | |
1182 newp->w_curswant = oldp->w_curswant; | |
1183 newp->w_set_curswant = oldp->w_set_curswant; | |
1184 newp->w_topline = oldp->w_topline; | |
1185 #ifdef FEAT_DIFF | |
1186 newp->w_topfill = oldp->w_topfill; | |
1187 #endif | |
1188 newp->w_leftcol = oldp->w_leftcol; | |
1189 newp->w_pcmark = oldp->w_pcmark; | |
1190 newp->w_prev_pcmark = oldp->w_prev_pcmark; | |
1191 newp->w_alt_fnum = oldp->w_alt_fnum; | |
826 | 1192 newp->w_wrow = oldp->w_wrow; |
675 | 1193 newp->w_fraction = oldp->w_fraction; |
1194 newp->w_prev_fraction_row = oldp->w_prev_fraction_row; | |
1195 #ifdef FEAT_JUMPLIST | |
1196 copy_jumplist(oldp, newp); | |
1197 #endif | |
1198 #ifdef FEAT_QUICKFIX | |
1822 | 1199 if (flags & WSP_NEWLOC) |
1200 { | |
1201 /* Don't copy the location list. */ | |
1202 newp->w_llist = NULL; | |
1203 newp->w_llist_ref = NULL; | |
1204 } | |
1205 else | |
1206 copy_loclist(oldp, newp); | |
675 | 1207 #endif |
1208 if (oldp->w_localdir != NULL) | |
1209 newp->w_localdir = vim_strsave(oldp->w_localdir); | |
1210 | |
1906 | 1211 /* copy tagstack and folds */ |
675 | 1212 for (i = 0; i < oldp->w_tagstacklen; i++) |
1213 { | |
1214 newp->w_tagstack[i] = oldp->w_tagstack[i]; | |
1215 if (newp->w_tagstack[i].tagname != NULL) | |
1216 newp->w_tagstack[i].tagname = | |
1217 vim_strsave(newp->w_tagstack[i].tagname); | |
1218 } | |
1219 newp->w_tagstackidx = oldp->w_tagstackidx; | |
1220 newp->w_tagstacklen = oldp->w_tagstacklen; | |
1221 # ifdef FEAT_FOLDING | |
1222 copyFoldingState(oldp, newp); | |
1223 # endif | |
1906 | 1224 |
1225 win_init_some(newp, oldp); | |
2314
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parents:
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changeset
|
1226 |
233eb4412f5d
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Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1227 # ifdef FEAT_SYN_HL |
233eb4412f5d
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Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1228 check_colorcolumn(newp); |
233eb4412f5d
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parents:
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changeset
|
1229 # endif |
1906 | 1230 } |
1231 | |
1232 /* | |
1233 * Initialize window "newp" from window"old". | |
1234 * Only the essential things are copied. | |
1235 */ | |
1236 static void | |
1237 win_init_some(newp, oldp) | |
1238 win_T *newp; | |
1239 win_T *oldp; | |
1240 { | |
1241 /* Use the same argument list. */ | |
1242 newp->w_alist = oldp->w_alist; | |
1243 ++newp->w_alist->al_refcount; | |
1244 newp->w_arg_idx = oldp->w_arg_idx; | |
1245 | |
1246 /* copy options from existing window */ | |
1247 win_copy_options(oldp, newp); | |
675 | 1248 } |
1249 | |
7 | 1250 #endif /* FEAT_WINDOWS */ |
1251 | |
1252 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
1253 /* | |
1254 * Check if "win" is a pointer to an existing window. | |
1255 */ | |
1256 int | |
1257 win_valid(win) | |
1258 win_T *win; | |
1259 { | |
1260 win_T *wp; | |
1261 | |
1262 if (win == NULL) | |
1263 return FALSE; | |
1264 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1265 if (wp == win) | |
1266 return TRUE; | |
1267 return FALSE; | |
1268 } | |
1269 | |
1270 /* | |
1271 * Return the number of windows. | |
1272 */ | |
1273 int | |
1274 win_count() | |
1275 { | |
1276 win_T *wp; | |
1277 int count = 0; | |
1278 | |
1279 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1280 ++count; | |
1281 return count; | |
1282 } | |
1283 | |
1284 /* | |
1285 * Make "count" windows on the screen. | |
1286 * Return actual number of windows on the screen. | |
1287 * Must be called when there is just one window, filling the whole screen | |
1288 * (excluding the command line). | |
1289 */ | |
1290 int | |
1291 make_windows(count, vertical) | |
1292 int count; | |
1887 | 1293 int vertical UNUSED; /* split windows vertically if TRUE */ |
7 | 1294 { |
1295 int maxcount; | |
1296 int todo; | |
1297 | |
1298 #ifdef FEAT_VERTSPLIT | |
1299 if (vertical) | |
1300 { | |
1301 /* Each windows needs at least 'winminwidth' lines and a separator | |
1302 * column. */ | |
1303 maxcount = (curwin->w_width + curwin->w_vsep_width | |
1304 - (p_wiw - p_wmw)) / (p_wmw + 1); | |
1305 } | |
1306 else | |
1307 #endif | |
1308 { | |
1309 /* Each window needs at least 'winminheight' lines and a status line. */ | |
1310 maxcount = (curwin->w_height + curwin->w_status_height | |
1311 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT); | |
1312 } | |
1313 | |
1314 if (maxcount < 2) | |
1315 maxcount = 2; | |
1316 if (count > maxcount) | |
1317 count = maxcount; | |
1318 | |
1319 /* | |
1320 * add status line now, otherwise first window will be too big | |
1321 */ | |
1322 if (count > 1) | |
1323 last_status(TRUE); | |
1324 | |
1325 #ifdef FEAT_AUTOCMD | |
1326 /* | |
1327 * Don't execute autocommands while creating the windows. Must do that | |
1328 * when putting the buffers in the windows. | |
1329 */ | |
1410 | 1330 block_autocmds(); |
7 | 1331 #endif |
1332 | |
1333 /* todo is number of windows left to create */ | |
1334 for (todo = count - 1; todo > 0; --todo) | |
1335 #ifdef FEAT_VERTSPLIT | |
1336 if (vertical) | |
1337 { | |
1338 if (win_split(curwin->w_width - (curwin->w_width - todo) | |
1339 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL) | |
1340 break; | |
1341 } | |
1342 else | |
1343 #endif | |
1344 { | |
1345 if (win_split(curwin->w_height - (curwin->w_height - todo | |
1346 * STATUS_HEIGHT) / (todo + 1) | |
1347 - STATUS_HEIGHT, WSP_ABOVE) == FAIL) | |
1348 break; | |
1349 } | |
1350 | |
1351 #ifdef FEAT_AUTOCMD | |
1410 | 1352 unblock_autocmds(); |
7 | 1353 #endif |
1354 | |
1355 /* return actual number of windows */ | |
1356 return (count - todo); | |
1357 } | |
1358 | |
1359 /* | |
1360 * Exchange current and next window | |
1361 */ | |
1362 static void | |
1363 win_exchange(Prenum) | |
1364 long Prenum; | |
1365 { | |
1366 frame_T *frp; | |
1367 frame_T *frp2; | |
1368 win_T *wp; | |
1369 win_T *wp2; | |
1370 int temp; | |
1371 | |
1372 if (lastwin == firstwin) /* just one window */ | |
1373 { | |
1374 beep_flush(); | |
1375 return; | |
1376 } | |
1377 | |
1378 #ifdef FEAT_GUI | |
1379 need_mouse_correct = TRUE; | |
1380 #endif | |
1381 | |
1382 /* | |
1383 * find window to exchange with | |
1384 */ | |
1385 if (Prenum) | |
1386 { | |
1387 frp = curwin->w_frame->fr_parent->fr_child; | |
1388 while (frp != NULL && --Prenum > 0) | |
1389 frp = frp->fr_next; | |
1390 } | |
1391 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */ | |
1392 frp = curwin->w_frame->fr_next; | |
1393 else /* Swap last window in row/col with previous */ | |
1394 frp = curwin->w_frame->fr_prev; | |
1395 | |
1396 /* We can only exchange a window with another window, not with a frame | |
1397 * containing windows. */ | |
1398 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin) | |
1399 return; | |
1400 wp = frp->fr_win; | |
1401 | |
1402 /* | |
1403 * 1. remove curwin from the list. Remember after which window it was in wp2 | |
1404 * 2. insert curwin before wp in the list | |
1405 * if wp != wp2 | |
1406 * 3. remove wp from the list | |
1407 * 4. insert wp after wp2 | |
1408 * 5. exchange the status line height and vsep width. | |
1409 */ | |
1410 wp2 = curwin->w_prev; | |
1411 frp2 = curwin->w_frame->fr_prev; | |
1412 if (wp->w_prev != curwin) | |
1413 { | |
671 | 1414 win_remove(curwin, NULL); |
7 | 1415 frame_remove(curwin->w_frame); |
1416 win_append(wp->w_prev, curwin); | |
1417 frame_insert(frp, curwin->w_frame); | |
1418 } | |
1419 if (wp != wp2) | |
1420 { | |
671 | 1421 win_remove(wp, NULL); |
7 | 1422 frame_remove(wp->w_frame); |
1423 win_append(wp2, wp); | |
1424 if (frp2 == NULL) | |
1425 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame); | |
1426 else | |
1427 frame_append(frp2, wp->w_frame); | |
1428 } | |
1429 temp = curwin->w_status_height; | |
1430 curwin->w_status_height = wp->w_status_height; | |
1431 wp->w_status_height = temp; | |
1432 #ifdef FEAT_VERTSPLIT | |
1433 temp = curwin->w_vsep_width; | |
1434 curwin->w_vsep_width = wp->w_vsep_width; | |
1435 wp->w_vsep_width = temp; | |
1436 | |
1437 /* If the windows are not in the same frame, exchange the sizes to avoid | |
1438 * messing up the window layout. Otherwise fix the frame sizes. */ | |
1439 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent) | |
1440 { | |
1441 temp = curwin->w_height; | |
1442 curwin->w_height = wp->w_height; | |
1443 wp->w_height = temp; | |
1444 temp = curwin->w_width; | |
1445 curwin->w_width = wp->w_width; | |
1446 wp->w_width = temp; | |
1447 } | |
1448 else | |
1449 { | |
1450 frame_fix_height(curwin); | |
1451 frame_fix_height(wp); | |
1452 frame_fix_width(curwin); | |
1453 frame_fix_width(wp); | |
1454 } | |
1455 #endif | |
1456 | |
1457 (void)win_comp_pos(); /* recompute window positions */ | |
1458 | |
1459 win_enter(wp, TRUE); | |
1460 redraw_later(CLEAR); | |
1461 } | |
1462 | |
1463 /* | |
1464 * rotate windows: if upwards TRUE the second window becomes the first one | |
1465 * if upwards FALSE the first window becomes the second one | |
1466 */ | |
1467 static void | |
1468 win_rotate(upwards, count) | |
1469 int upwards; | |
1470 int count; | |
1471 { | |
1472 win_T *wp1; | |
1473 win_T *wp2; | |
1474 frame_T *frp; | |
1475 int n; | |
1476 | |
1477 if (firstwin == lastwin) /* nothing to do */ | |
1478 { | |
1479 beep_flush(); | |
1480 return; | |
1481 } | |
1482 | |
1483 #ifdef FEAT_GUI | |
1484 need_mouse_correct = TRUE; | |
1485 #endif | |
1486 | |
1487 #ifdef FEAT_VERTSPLIT | |
1488 /* Check if all frames in this row/col have one window. */ | |
1489 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL; | |
1490 frp = frp->fr_next) | |
1491 if (frp->fr_win == NULL) | |
1492 { | |
1493 EMSG(_("E443: Cannot rotate when another window is split")); | |
1494 return; | |
1495 } | |
1496 #endif | |
1497 | |
1498 while (count--) | |
1499 { | |
1500 if (upwards) /* first window becomes last window */ | |
1501 { | |
1502 /* remove first window/frame from the list */ | |
1503 frp = curwin->w_frame->fr_parent->fr_child; | |
1504 wp1 = frp->fr_win; | |
671 | 1505 win_remove(wp1, NULL); |
7 | 1506 frame_remove(frp); |
1507 | |
1508 /* find last frame and append removed window/frame after it */ | |
1509 for ( ; frp->fr_next != NULL; frp = frp->fr_next) | |
1510 ; | |
1511 win_append(frp->fr_win, wp1); | |
1512 frame_append(frp, wp1->w_frame); | |
1513 | |
1514 wp2 = frp->fr_win; /* previously last window */ | |
1515 } | |
1516 else /* last window becomes first window */ | |
1517 { | |
1518 /* find last window/frame in the list and remove it */ | |
1519 for (frp = curwin->w_frame; frp->fr_next != NULL; | |
1520 frp = frp->fr_next) | |
1521 ; | |
1522 wp1 = frp->fr_win; | |
1523 wp2 = wp1->w_prev; /* will become last window */ | |
671 | 1524 win_remove(wp1, NULL); |
7 | 1525 frame_remove(frp); |
1526 | |
1527 /* append the removed window/frame before the first in the list */ | |
1528 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1); | |
1529 frame_insert(frp->fr_parent->fr_child, frp); | |
1530 } | |
1531 | |
1532 /* exchange status height and vsep width of old and new last window */ | |
1533 n = wp2->w_status_height; | |
1534 wp2->w_status_height = wp1->w_status_height; | |
1535 wp1->w_status_height = n; | |
1536 frame_fix_height(wp1); | |
1537 frame_fix_height(wp2); | |
1538 #ifdef FEAT_VERTSPLIT | |
1539 n = wp2->w_vsep_width; | |
1540 wp2->w_vsep_width = wp1->w_vsep_width; | |
1541 wp1->w_vsep_width = n; | |
1542 frame_fix_width(wp1); | |
1543 frame_fix_width(wp2); | |
1544 #endif | |
1545 | |
1546 /* recompute w_winrow and w_wincol for all windows */ | |
1547 (void)win_comp_pos(); | |
1548 } | |
1549 | |
1550 redraw_later(CLEAR); | |
1551 } | |
1552 | |
1553 /* | |
1554 * Move the current window to the very top/bottom/left/right of the screen. | |
1555 */ | |
1556 static void | |
1557 win_totop(size, flags) | |
1558 int size; | |
1559 int flags; | |
1560 { | |
1561 int dir; | |
1562 int height = curwin->w_height; | |
1563 | |
1564 if (lastwin == firstwin) | |
1565 { | |
1566 beep_flush(); | |
1567 return; | |
1568 } | |
1569 | |
1570 /* Remove the window and frame from the tree of frames. */ | |
671 | 1571 (void)winframe_remove(curwin, &dir, NULL); |
1572 win_remove(curwin, NULL); | |
7 | 1573 last_status(FALSE); /* may need to remove last status line */ |
1574 (void)win_comp_pos(); /* recompute window positions */ | |
1575 | |
1576 /* Split a window on the desired side and put the window there. */ | |
1577 (void)win_split_ins(size, flags, curwin, dir); | |
1578 if (!(flags & WSP_VERT)) | |
1579 { | |
1580 win_setheight(height); | |
1581 if (p_ea) | |
1582 win_equal(curwin, TRUE, 'v'); | |
1583 } | |
1584 | |
1585 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
1586 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
1587 * scrollbars. Have to update them anyway. */ | |
1906 | 1588 gui_may_update_scrollbars(); |
1589 #endif | |
7 | 1590 } |
1591 | |
1592 /* | |
1593 * Move window "win1" to below/right of "win2" and make "win1" the current | |
1594 * window. Only works within the same frame! | |
1595 */ | |
1596 void | |
1597 win_move_after(win1, win2) | |
1598 win_T *win1, *win2; | |
1599 { | |
1600 int height; | |
1601 | |
1602 /* check if the arguments are reasonable */ | |
1603 if (win1 == win2) | |
1604 return; | |
1605 | |
1606 /* check if there is something to do */ | |
1607 if (win2->w_next != win1) | |
1608 { | |
1609 /* may need move the status line/vertical separator of the last window | |
1610 * */ | |
1611 if (win1 == lastwin) | |
1612 { | |
1613 height = win1->w_prev->w_status_height; | |
1614 win1->w_prev->w_status_height = win1->w_status_height; | |
1615 win1->w_status_height = height; | |
1616 #ifdef FEAT_VERTSPLIT | |
1070 | 1617 if (win1->w_prev->w_vsep_width == 1) |
1618 { | |
1619 /* Remove the vertical separator from the last-but-one window, | |
1620 * add it to the last window. Adjust the frame widths. */ | |
1621 win1->w_prev->w_vsep_width = 0; | |
1622 win1->w_prev->w_frame->fr_width -= 1; | |
1623 win1->w_vsep_width = 1; | |
1624 win1->w_frame->fr_width += 1; | |
1625 } | |
7 | 1626 #endif |
1627 } | |
1628 else if (win2 == lastwin) | |
1629 { | |
1630 height = win1->w_status_height; | |
1631 win1->w_status_height = win2->w_status_height; | |
1632 win2->w_status_height = height; | |
1633 #ifdef FEAT_VERTSPLIT | |
1070 | 1634 if (win1->w_vsep_width == 1) |
1635 { | |
1636 /* Remove the vertical separator from win1, add it to the last | |
1637 * window, win2. Adjust the frame widths. */ | |
1638 win2->w_vsep_width = 1; | |
1639 win2->w_frame->fr_width += 1; | |
1640 win1->w_vsep_width = 0; | |
1641 win1->w_frame->fr_width -= 1; | |
1642 } | |
7 | 1643 #endif |
1644 } | |
671 | 1645 win_remove(win1, NULL); |
7 | 1646 frame_remove(win1->w_frame); |
1647 win_append(win2, win1); | |
1648 frame_append(win2->w_frame, win1->w_frame); | |
1649 | |
1650 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
1651 redraw_later(NOT_VALID); | |
1652 } | |
1653 win_enter(win1, FALSE); | |
1654 } | |
1655 | |
1656 /* | |
1657 * Make all windows the same height. | |
1658 * 'next_curwin' will soon be the current window, make sure it has enough | |
1659 * rows. | |
1660 */ | |
1661 void | |
1662 win_equal(next_curwin, current, dir) | |
1663 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1664 int current; /* do only frame with current window */ | |
1665 int dir; /* 'v' for vertically, 'h' for horizontally, | |
1666 'b' for both, 0 for using p_ead */ | |
1667 { | |
1668 if (dir == 0) | |
1669 #ifdef FEAT_VERTSPLIT | |
1670 dir = *p_ead; | |
1671 #else | |
1672 dir = 'b'; | |
1673 #endif | |
1674 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current, | |
685 | 1675 topframe, dir, 0, tabline_height(), |
667 | 1676 (int)Columns, topframe->fr_height); |
7 | 1677 } |
1678 | |
1679 /* | |
1680 * Set a frame to a new position and height, spreading the available room | |
1681 * equally over contained frames. | |
1682 * The window "next_curwin" (if not NULL) should at least get the size from | |
1683 * 'winheight' and 'winwidth' if possible. | |
1684 */ | |
1685 static void | |
1686 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height) | |
1687 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1688 int current; /* do only frame with current window */ | |
1689 frame_T *topfr; /* frame to set size off */ | |
1690 int dir; /* 'v', 'h' or 'b', see win_equal() */ | |
1691 int col; /* horizontal position for frame */ | |
1692 int row; /* vertical position for frame */ | |
1693 int width; /* new width of frame */ | |
1694 int height; /* new height of frame */ | |
1695 { | |
1696 int n, m; | |
1697 int extra_sep = 0; | |
1698 int wincount, totwincount = 0; | |
1699 frame_T *fr; | |
1700 int next_curwin_size = 0; | |
1701 int room = 0; | |
1702 int new_size; | |
1703 int has_next_curwin = 0; | |
1704 int hnc; | |
1705 | |
1706 if (topfr->fr_layout == FR_LEAF) | |
1707 { | |
1708 /* Set the width/height of this frame. | |
1709 * Redraw when size or position changes */ | |
1710 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row | |
1711 #ifdef FEAT_VERTSPLIT | |
1712 || topfr->fr_width != width || topfr->fr_win->w_wincol != col | |
1713 #endif | |
1714 ) | |
1715 { | |
1716 topfr->fr_win->w_winrow = row; | |
1717 frame_new_height(topfr, height, FALSE, FALSE); | |
1718 #ifdef FEAT_VERTSPLIT | |
1719 topfr->fr_win->w_wincol = col; | |
779 | 1720 frame_new_width(topfr, width, FALSE, FALSE); |
7 | 1721 #endif |
1722 redraw_all_later(CLEAR); | |
1723 } | |
1724 } | |
1725 #ifdef FEAT_VERTSPLIT | |
1726 else if (topfr->fr_layout == FR_ROW) | |
1727 { | |
1728 topfr->fr_width = width; | |
1729 topfr->fr_height = height; | |
1730 | |
1731 if (dir != 'v') /* equalize frame widths */ | |
1732 { | |
1733 /* Compute the maximum number of windows horizontally in this | |
1734 * frame. */ | |
1735 n = frame_minwidth(topfr, NOWIN); | |
1736 /* add one for the rightmost window, it doesn't have a separator */ | |
1737 if (col + width == Columns) | |
1738 extra_sep = 1; | |
1739 else | |
1740 extra_sep = 0; | |
1741 totwincount = (n + extra_sep) / (p_wmw + 1); | |
779 | 1742 has_next_curwin = frame_has_win(topfr, next_curwin); |
1743 | |
1744 /* | |
1745 * Compute width for "next_curwin" window and room available for | |
1746 * other windows. | |
1747 * "m" is the minimal width when counting p_wiw for "next_curwin". | |
1748 */ | |
7 | 1749 m = frame_minwidth(topfr, next_curwin); |
1750 room = width - m; | |
1751 if (room < 0) | |
1752 { | |
1753 next_curwin_size = p_wiw + room; | |
1754 room = 0; | |
1755 } | |
1756 else | |
1757 { | |
779 | 1758 next_curwin_size = -1; |
1759 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1760 { | |
1761 /* If 'winfixwidth' set keep the window width if | |
1762 * possible. | |
1763 * Watch out for this window being the next_curwin. */ | |
1764 if (frame_fixed_width(fr)) | |
1765 { | |
1766 n = frame_minwidth(fr, NOWIN); | |
1767 new_size = fr->fr_width; | |
1768 if (frame_has_win(fr, next_curwin)) | |
1769 { | |
1770 room += p_wiw - p_wmw; | |
1771 next_curwin_size = 0; | |
1772 if (new_size < p_wiw) | |
1773 new_size = p_wiw; | |
1774 } | |
1775 else | |
1776 /* These windows don't use up room. */ | |
1777 totwincount -= (n + (fr->fr_next == NULL | |
1778 ? extra_sep : 0)) / (p_wmw + 1); | |
1779 room -= new_size - n; | |
1780 if (room < 0) | |
1781 { | |
1782 new_size += room; | |
1783 room = 0; | |
1784 } | |
1785 fr->fr_newwidth = new_size; | |
1786 } | |
1787 } | |
1788 if (next_curwin_size == -1) | |
1789 { | |
1790 if (!has_next_curwin) | |
1791 next_curwin_size = 0; | |
1792 else if (totwincount > 1 | |
1793 && (room + (totwincount - 2)) | |
1794 / (totwincount - 1) > p_wiw) | |
1795 { | |
834 | 1796 /* Can make all windows wider than 'winwidth', spread |
1797 * the room equally. */ | |
1798 next_curwin_size = (room + p_wiw | |
1799 + (totwincount - 1) * p_wmw | |
1800 + (totwincount - 1)) / totwincount; | |
779 | 1801 room -= next_curwin_size - p_wiw; |
1802 } | |
1803 else | |
1804 next_curwin_size = p_wiw; | |
1805 } | |
7 | 1806 } |
779 | 1807 |
1808 if (has_next_curwin) | |
7 | 1809 --totwincount; /* don't count curwin */ |
1810 } | |
1811 | |
1812 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1813 { | |
1814 n = m = 0; | |
1815 wincount = 1; | |
1816 if (fr->fr_next == NULL) | |
1817 /* last frame gets all that remains (avoid roundoff error) */ | |
1818 new_size = width; | |
1819 else if (dir == 'v') | |
1820 new_size = fr->fr_width; | |
779 | 1821 else if (frame_fixed_width(fr)) |
1822 { | |
1823 new_size = fr->fr_newwidth; | |
1824 wincount = 0; /* doesn't count as a sizeable window */ | |
1825 } | |
7 | 1826 else |
1827 { | |
1828 /* Compute the maximum number of windows horiz. in "fr". */ | |
1829 n = frame_minwidth(fr, NOWIN); | |
1830 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1831 / (p_wmw + 1); | |
1832 m = frame_minwidth(fr, next_curwin); | |
779 | 1833 if (has_next_curwin) |
1834 hnc = frame_has_win(fr, next_curwin); | |
1835 else | |
1836 hnc = FALSE; | |
1837 if (hnc) /* don't count next_curwin */ | |
7 | 1838 --wincount; |
779 | 1839 if (totwincount == 0) |
1840 new_size = room; | |
1841 else | |
1842 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
7 | 1843 / totwincount; |
779 | 1844 if (hnc) /* add next_curwin size */ |
7 | 1845 { |
1846 next_curwin_size -= p_wiw - (m - n); | |
1847 new_size += next_curwin_size; | |
779 | 1848 room -= new_size - next_curwin_size; |
7 | 1849 } |
779 | 1850 else |
1851 room -= new_size; | |
1852 new_size += n; | |
7 | 1853 } |
1854 | |
779 | 1855 /* Skip frame that is full width when splitting or closing a |
7 | 1856 * window, unless equalizing all frames. */ |
1857 if (!current || dir != 'v' || topfr->fr_parent != NULL | |
1858 || (new_size != fr->fr_width) | |
1859 || frame_has_win(fr, next_curwin)) | |
1860 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
779 | 1861 new_size, height); |
1862 col += new_size; | |
1863 width -= new_size; | |
7 | 1864 totwincount -= wincount; |
1865 } | |
1866 } | |
1867 #endif | |
1868 else /* topfr->fr_layout == FR_COL */ | |
1869 { | |
1870 #ifdef FEAT_VERTSPLIT | |
1871 topfr->fr_width = width; | |
1872 #endif | |
1873 topfr->fr_height = height; | |
1874 | |
1875 if (dir != 'h') /* equalize frame heights */ | |
1876 { | |
1877 /* Compute maximum number of windows vertically in this frame. */ | |
1878 n = frame_minheight(topfr, NOWIN); | |
1879 /* add one for the bottom window if it doesn't have a statusline */ | |
1880 if (row + height == cmdline_row && p_ls == 0) | |
1881 extra_sep = 1; | |
1882 else | |
1883 extra_sep = 0; | |
1884 totwincount = (n + extra_sep) / (p_wmh + 1); | |
1885 has_next_curwin = frame_has_win(topfr, next_curwin); | |
1886 | |
1887 /* | |
1888 * Compute height for "next_curwin" window and room available for | |
1889 * other windows. | |
1890 * "m" is the minimal height when counting p_wh for "next_curwin". | |
1891 */ | |
1892 m = frame_minheight(topfr, next_curwin); | |
1893 room = height - m; | |
1894 if (room < 0) | |
1895 { | |
1896 /* The room is less then 'winheight', use all space for the | |
1897 * current window. */ | |
1898 next_curwin_size = p_wh + room; | |
1899 room = 0; | |
1900 } | |
1901 else | |
1902 { | |
1903 next_curwin_size = -1; | |
1904 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1905 { | |
1906 /* If 'winfixheight' set keep the window height if | |
1907 * possible. | |
1908 * Watch out for this window being the next_curwin. */ | |
1909 if (frame_fixed_height(fr)) | |
1910 { | |
1911 n = frame_minheight(fr, NOWIN); | |
1912 new_size = fr->fr_height; | |
1913 if (frame_has_win(fr, next_curwin)) | |
1914 { | |
1915 room += p_wh - p_wmh; | |
1916 next_curwin_size = 0; | |
1917 if (new_size < p_wh) | |
1918 new_size = p_wh; | |
1919 } | |
1920 else | |
1921 /* These windows don't use up room. */ | |
1922 totwincount -= (n + (fr->fr_next == NULL | |
1923 ? extra_sep : 0)) / (p_wmh + 1); | |
1924 room -= new_size - n; | |
1925 if (room < 0) | |
1926 { | |
1927 new_size += room; | |
1928 room = 0; | |
1929 } | |
1930 fr->fr_newheight = new_size; | |
1931 } | |
1932 } | |
1933 if (next_curwin_size == -1) | |
1934 { | |
1935 if (!has_next_curwin) | |
1936 next_curwin_size = 0; | |
1937 else if (totwincount > 1 | |
1938 && (room + (totwincount - 2)) | |
1939 / (totwincount - 1) > p_wh) | |
1940 { | |
834 | 1941 /* can make all windows higher than 'winheight', |
1942 * spread the room equally. */ | |
1943 next_curwin_size = (room + p_wh | |
1944 + (totwincount - 1) * p_wmh | |
7 | 1945 + (totwincount - 1)) / totwincount; |
1946 room -= next_curwin_size - p_wh; | |
1947 } | |
1948 else | |
1949 next_curwin_size = p_wh; | |
1950 } | |
1951 } | |
1952 | |
1953 if (has_next_curwin) | |
1954 --totwincount; /* don't count curwin */ | |
1955 } | |
1956 | |
1957 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1958 { | |
1959 n = m = 0; | |
1960 wincount = 1; | |
1961 if (fr->fr_next == NULL) | |
1962 /* last frame gets all that remains (avoid roundoff error) */ | |
1963 new_size = height; | |
1964 else if (dir == 'h') | |
1965 new_size = fr->fr_height; | |
1966 else if (frame_fixed_height(fr)) | |
1967 { | |
1968 new_size = fr->fr_newheight; | |
1969 wincount = 0; /* doesn't count as a sizeable window */ | |
1970 } | |
1971 else | |
1972 { | |
1973 /* Compute the maximum number of windows vert. in "fr". */ | |
1974 n = frame_minheight(fr, NOWIN); | |
1975 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1976 / (p_wmh + 1); | |
1977 m = frame_minheight(fr, next_curwin); | |
1978 if (has_next_curwin) | |
1979 hnc = frame_has_win(fr, next_curwin); | |
1980 else | |
1981 hnc = FALSE; | |
1982 if (hnc) /* don't count next_curwin */ | |
1983 --wincount; | |
1984 if (totwincount == 0) | |
1985 new_size = room; | |
1986 else | |
1987 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
1988 / totwincount; | |
1989 if (hnc) /* add next_curwin size */ | |
1990 { | |
1991 next_curwin_size -= p_wh - (m - n); | |
1992 new_size += next_curwin_size; | |
1993 room -= new_size - next_curwin_size; | |
1994 } | |
1995 else | |
1996 room -= new_size; | |
1997 new_size += n; | |
1998 } | |
1999 /* Skip frame that is full width when splitting or closing a | |
2000 * window, unless equalizing all frames. */ | |
2001 if (!current || dir != 'h' || topfr->fr_parent != NULL | |
2002 || (new_size != fr->fr_height) | |
2003 || frame_has_win(fr, next_curwin)) | |
2004 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
2005 width, new_size); | |
2006 row += new_size; | |
2007 height -= new_size; | |
2008 totwincount -= wincount; | |
2009 } | |
2010 } | |
2011 } | |
2012 | |
2013 /* | |
2014 * close all windows for buffer 'buf' | |
2015 */ | |
2016 void | |
671 | 2017 close_windows(buf, keep_curwin) |
7 | 2018 buf_T *buf; |
671 | 2019 int keep_curwin; /* don't close "curwin" */ |
7 | 2020 { |
671 | 2021 win_T *wp; |
2022 tabpage_T *tp, *nexttp; | |
685 | 2023 int h = tabline_height(); |
7 | 2024 |
2025 ++RedrawingDisabled; | |
671 | 2026 |
2027 for (wp = firstwin; wp != NULL && lastwin != firstwin; ) | |
7 | 2028 { |
671 | 2029 if (wp->w_buffer == buf && (!keep_curwin || wp != curwin)) |
7 | 2030 { |
671 | 2031 win_close(wp, FALSE); |
2032 | |
2033 /* Start all over, autocommands may change the window layout. */ | |
2034 wp = firstwin; | |
7 | 2035 } |
2036 else | |
671 | 2037 wp = wp->w_next; |
7 | 2038 } |
671 | 2039 |
2040 /* Also check windows in other tab pages. */ | |
2041 for (tp = first_tabpage; tp != NULL; tp = nexttp) | |
2042 { | |
2043 nexttp = tp->tp_next; | |
672 | 2044 if (tp != curtab) |
671 | 2045 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
2046 if (wp->w_buffer == buf) | |
2047 { | |
2048 win_close_othertab(wp, FALSE, tp); | |
2049 | |
2050 /* Start all over, the tab page may be closed and | |
2051 * autocommands may change the window layout. */ | |
2052 nexttp = first_tabpage; | |
2053 break; | |
2054 } | |
2055 } | |
2056 | |
7 | 2057 --RedrawingDisabled; |
671 | 2058 |
685 | 2059 if (h != tabline_height()) |
671 | 2060 shell_new_rows(); |
7 | 2061 } |
2062 | |
2063 /* | |
1906 | 2064 * Return TRUE if the current window is the only window that exists (ignoring |
2065 * "aucmd_win"). | |
672 | 2066 * Returns FALSE if there is a window, possibly in another tab page. |
667 | 2067 */ |
672 | 2068 static int |
667 | 2069 last_window() |
2070 { | |
1906 | 2071 return (one_window() && first_tabpage->tp_next == NULL); |
2072 } | |
2073 | |
2074 /* | |
2075 * Return TRUE if there is only one window other than "aucmd_win" in the | |
2076 * current tab page. | |
2077 */ | |
2078 static int | |
2079 one_window() | |
2080 { | |
2081 #ifdef FEAT_AUTOCMD | |
2082 win_T *wp; | |
2083 int seen_one = FALSE; | |
2084 | |
2085 FOR_ALL_WINDOWS(wp) | |
2086 { | |
2087 if (wp != aucmd_win) | |
2088 { | |
2089 if (seen_one) | |
2090 return FALSE; | |
2091 seen_one = TRUE; | |
2092 } | |
2093 } | |
2094 return TRUE; | |
2095 #else | |
2096 return firstwin == lastwin; | |
2097 #endif | |
667 | 2098 } |
2099 | |
2100 /* | |
819 | 2101 * Close window "win". Only works for the current tab page. |
7 | 2102 * If "free_buf" is TRUE related buffer may be unloaded. |
2103 * | |
2104 * called by :quit, :close, :xit, :wq and findtag() | |
2105 */ | |
2106 void | |
2107 win_close(win, free_buf) | |
2108 win_T *win; | |
2109 int free_buf; | |
2110 { | |
2111 win_T *wp; | |
2112 #ifdef FEAT_AUTOCMD | |
2113 int other_buffer = FALSE; | |
2114 #endif | |
2115 int close_curwin = FALSE; | |
2116 int dir; | |
2117 int help_window = FALSE; | |
847 | 2118 tabpage_T *prev_curtab = curtab; |
7 | 2119 |
667 | 2120 if (last_window()) |
7 | 2121 { |
2122 EMSG(_("E444: Cannot close last window")); | |
2123 return; | |
2124 } | |
2125 | |
1906 | 2126 #ifdef FEAT_AUTOCMD |
2127 if (win == aucmd_win) | |
2128 { | |
2129 EMSG(_("E813: Cannot close autocmd window")); | |
2130 return; | |
2131 } | |
2132 if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window()) | |
2133 { | |
2134 EMSG(_("E814: Cannot close window, only autocmd window would remain")); | |
2135 return; | |
2136 } | |
2137 #endif | |
2138 | |
856 | 2139 /* |
2140 * When closing the last window in a tab page first go to another tab | |
2141 * page and then close the window and the tab page. This avoids that | |
2142 * curwin and curtab are not invalid while we are freeing memory, they may | |
2143 * be used in GUI events. | |
2144 */ | |
2145 if (firstwin == lastwin) | |
2146 { | |
2147 goto_tabpage_tp(alt_tabpage()); | |
2148 redraw_tabline = TRUE; | |
2149 | |
2150 /* Safety check: Autocommands may have closed the window when jumping | |
2151 * to the other tab page. */ | |
2152 if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win) | |
2153 { | |
2154 int h = tabline_height(); | |
2155 | |
2156 win_close_othertab(win, free_buf, prev_curtab); | |
2157 if (h != tabline_height()) | |
2158 shell_new_rows(); | |
2159 } | |
2160 return; | |
2161 } | |
2162 | |
7 | 2163 /* When closing the help window, try restoring a snapshot after closing |
2164 * the window. Otherwise clear the snapshot, it's now invalid. */ | |
2165 if (win->w_buffer->b_help) | |
2166 help_window = TRUE; | |
2167 else | |
1906 | 2168 clear_snapshot(curtab, SNAP_HELP_IDX); |
7 | 2169 |
2170 #ifdef FEAT_AUTOCMD | |
2171 if (win == curwin) | |
2172 { | |
2173 /* | |
2174 * Guess which window is going to be the new current window. | |
2175 * This may change because of the autocommands (sigh). | |
2176 */ | |
671 | 2177 wp = frame2win(win_altframe(win, NULL)); |
7 | 2178 |
2179 /* | |
2180 * Be careful: If autocommands delete the window, return now. | |
2181 */ | |
2182 if (wp->w_buffer != curbuf) | |
2183 { | |
2184 other_buffer = TRUE; | |
2185 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2186 if (!win_valid(win) || last_window()) |
7 | 2187 return; |
2188 } | |
2189 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2190 if (!win_valid(win) || last_window()) |
7 | 2191 return; |
2192 # ifdef FEAT_EVAL | |
2193 /* autocmds may abort script processing */ | |
2194 if (aborting()) | |
2195 return; | |
2196 # endif | |
2197 } | |
2198 #endif | |
2199 | |
1101 | 2200 #ifdef FEAT_GUI |
2201 /* Avoid trouble with scrollbars that are going to be deleted in | |
2202 * win_free(). */ | |
2203 if (gui.in_use) | |
2204 out_flush(); | |
2205 #endif | |
2206 | |
7 | 2207 /* |
2208 * Close the link to the buffer. | |
2209 */ | |
2210 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
847 | 2211 |
7 | 2212 /* Autocommands may have closed the window already, or closed the only |
847 | 2213 * other window or moved to another tab page. */ |
2214 if (!win_valid(win) || last_window() || curtab != prev_curtab) | |
7 | 2215 return; |
2216 | |
847 | 2217 /* Free the memory used for the window. */ |
2218 wp = win_free_mem(win, &dir, NULL); | |
2219 | |
7 | 2220 /* Make sure curwin isn't invalid. It can cause severe trouble when |
2221 * printing an error message. For win_equal() curbuf needs to be valid | |
2222 * too. */ | |
847 | 2223 if (win == curwin) |
7 | 2224 { |
2225 curwin = wp; | |
2226 #ifdef FEAT_QUICKFIX | |
2227 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer)) | |
2228 { | |
2229 /* | |
1346 | 2230 * If the cursor goes to the preview or the quickfix window, try |
7 | 2231 * finding another window to go to. |
2232 */ | |
2233 for (;;) | |
2234 { | |
2235 if (wp->w_next == NULL) | |
2236 wp = firstwin; | |
2237 else | |
2238 wp = wp->w_next; | |
2239 if (wp == curwin) | |
2240 break; | |
2241 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer)) | |
2242 { | |
2243 curwin = wp; | |
2244 break; | |
2245 } | |
2246 } | |
2247 } | |
2248 #endif | |
2249 curbuf = curwin->w_buffer; | |
2250 close_curwin = TRUE; | |
2251 } | |
36 | 2252 if (p_ea |
2253 #ifdef FEAT_VERTSPLIT | |
2254 && (*p_ead == 'b' || *p_ead == dir) | |
2255 #endif | |
2256 ) | |
7 | 2257 win_equal(curwin, TRUE, |
2258 #ifdef FEAT_VERTSPLIT | |
2259 dir | |
2260 #else | |
2261 0 | |
2262 #endif | |
2263 ); | |
2264 else | |
2265 win_comp_pos(); | |
2266 if (close_curwin) | |
2267 { | |
2268 win_enter_ext(wp, FALSE, TRUE); | |
2269 #ifdef FEAT_AUTOCMD | |
2270 if (other_buffer) | |
2271 /* careful: after this wp and win may be invalid! */ | |
2272 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
2273 #endif | |
2274 } | |
2275 | |
2276 /* | |
667 | 2277 * If last window has a status line now and we don't want one, |
2278 * remove the status line. | |
7 | 2279 */ |
2280 last_status(FALSE); | |
2281 | |
2282 /* After closing the help window, try restoring the window layout from | |
2283 * before it was opened. */ | |
2284 if (help_window) | |
1906 | 2285 restore_snapshot(SNAP_HELP_IDX, close_curwin); |
7 | 2286 |
2287 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
2288 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */ | |
2289 if (gui.in_use && !win_hasvertsplit()) | |
2290 gui_init_which_components(NULL); | |
2291 #endif | |
2292 | |
2293 redraw_all_later(NOT_VALID); | |
2294 } | |
2295 | |
2296 /* | |
671 | 2297 * Close window "win" in tab page "tp", which is not the current tab page. |
2298 * This may be the last window ih that tab page and result in closing the tab, | |
2299 * thus "tp" may become invalid! | |
856 | 2300 * Caller must check if buffer is hidden and whether the tabline needs to be |
2301 * updated. | |
671 | 2302 */ |
2303 void | |
2304 win_close_othertab(win, free_buf, tp) | |
2305 win_T *win; | |
2306 int free_buf; | |
2307 tabpage_T *tp; | |
2308 { | |
2309 win_T *wp; | |
2310 int dir; | |
2311 tabpage_T *ptp = NULL; | |
2191 | 2312 int free_tp = FALSE; |
671 | 2313 |
2314 /* Close the link to the buffer. */ | |
2315 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
2316 | |
2317 /* Careful: Autocommands may have closed the tab page or made it the | |
2318 * current tab page. */ | |
2319 for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next) | |
2320 ; | |
672 | 2321 if (ptp == NULL || tp == curtab) |
671 | 2322 return; |
2323 | |
2324 /* Autocommands may have closed the window already. */ | |
2325 for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next) | |
2326 ; | |
2327 if (wp == NULL) | |
2328 return; | |
2329 | |
2330 /* When closing the last window in a tab page remove the tab page. */ | |
2191 | 2331 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
671 | 2332 { |
2333 if (tp == first_tabpage) | |
2334 first_tabpage = tp->tp_next; | |
2335 else | |
2336 { | |
2337 for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp; | |
2338 ptp = ptp->tp_next) | |
2339 ; | |
2340 if (ptp == NULL) | |
2341 { | |
2342 EMSG2(_(e_intern2), "win_close_othertab()"); | |
2343 return; | |
2344 } | |
2345 ptp->tp_next = tp->tp_next; | |
2346 } | |
2191 | 2347 free_tp = TRUE; |
2348 } | |
2349 | |
2350 /* Free the memory used for the window. */ | |
2351 win_free_mem(win, &dir, tp); | |
2352 | |
2353 if (free_tp) | |
847 | 2354 free_tabpage(tp); |
671 | 2355 } |
2356 | |
2357 /* | |
355 | 2358 * Free the memory used for a window. |
2359 * Returns a pointer to the window that got the freed up space. | |
2360 */ | |
2361 static win_T * | |
671 | 2362 win_free_mem(win, dirp, tp) |
355 | 2363 win_T *win; |
2364 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */ | |
671 | 2365 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
355 | 2366 { |
2367 frame_T *frp; | |
2368 win_T *wp; | |
2369 | |
667 | 2370 /* Remove the window and its frame from the tree of frames. */ |
355 | 2371 frp = win->w_frame; |
671 | 2372 wp = winframe_remove(win, dirp, tp); |
355 | 2373 vim_free(frp); |
671 | 2374 win_free(win, tp); |
355 | 2375 |
819 | 2376 /* When deleting the current window of another tab page select a new |
2377 * current window. */ | |
2378 if (tp != NULL && win == tp->tp_curwin) | |
2379 tp->tp_curwin = wp; | |
2380 | |
355 | 2381 return wp; |
2382 } | |
2383 | |
2384 #if defined(EXITFREE) || defined(PROTO) | |
2385 void | |
2386 win_free_all() | |
2387 { | |
2388 int dummy; | |
2389 | |
671 | 2390 # ifdef FEAT_WINDOWS |
2391 while (first_tabpage->tp_next != NULL) | |
2392 tabpage_close(TRUE); | |
2393 # endif | |
2394 | |
1906 | 2395 # ifdef FEAT_AUTOCMD |
2396 if (aucmd_win != NULL) | |
2397 { | |
2398 (void)win_free_mem(aucmd_win, &dummy, NULL); | |
2399 aucmd_win = NULL; | |
2400 } | |
2401 # endif | |
1918 | 2402 |
2403 while (firstwin != NULL) | |
2404 (void)win_free_mem(firstwin, &dummy, NULL); | |
355 | 2405 } |
2406 #endif | |
2407 | |
2408 /* | |
7 | 2409 * Remove a window and its frame from the tree of frames. |
2410 * Returns a pointer to the window that got the freed up space. | |
2411 */ | |
1906 | 2412 win_T * |
671 | 2413 winframe_remove(win, dirp, tp) |
7 | 2414 win_T *win; |
1887 | 2415 int *dirp UNUSED; /* set to 'v' or 'h' for direction if 'ea' */ |
671 | 2416 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2417 { |
2418 frame_T *frp, *frp2, *frp3; | |
2419 frame_T *frp_close = win->w_frame; | |
2420 win_T *wp; | |
2421 | |
2422 /* | |
671 | 2423 * If there is only one window there is nothing to remove. |
2424 */ | |
2425 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) | |
2426 return NULL; | |
2427 | |
2428 /* | |
7 | 2429 * Remove the window from its frame. |
2430 */ | |
671 | 2431 frp2 = win_altframe(win, tp); |
7 | 2432 wp = frame2win(frp2); |
2433 | |
2434 /* Remove this frame from the list of frames. */ | |
2435 frame_remove(frp_close); | |
2436 | |
2437 #ifdef FEAT_VERTSPLIT | |
2438 if (frp_close->fr_parent->fr_layout == FR_COL) | |
2439 { | |
2440 #endif | |
1346 | 2441 /* When 'winfixheight' is set, try to find another frame in the column |
2442 * (as close to the closed frame as possible) to distribute the height | |
2443 * to. */ | |
2444 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh) | |
2445 { | |
2446 frp = frp_close->fr_prev; | |
2447 frp3 = frp_close->fr_next; | |
2448 while (frp != NULL || frp3 != NULL) | |
2449 { | |
2450 if (frp != NULL) | |
2451 { | |
2452 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh) | |
2453 { | |
2454 frp2 = frp; | |
2455 wp = frp->fr_win; | |
2456 break; | |
2457 } | |
2458 frp = frp->fr_prev; | |
2459 } | |
2460 if (frp3 != NULL) | |
2461 { | |
2462 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh) | |
2463 { | |
2464 frp2 = frp3; | |
2465 wp = frp3->fr_win; | |
2466 break; | |
2467 } | |
2468 frp3 = frp3->fr_next; | |
2469 } | |
2470 } | |
2471 } | |
7 | 2472 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height, |
2473 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); | |
2474 #ifdef FEAT_VERTSPLIT | |
2475 *dirp = 'v'; | |
2476 } | |
2477 else | |
2478 { | |
1346 | 2479 /* When 'winfixwidth' is set, try to find another frame in the column |
2480 * (as close to the closed frame as possible) to distribute the width | |
2481 * to. */ | |
2482 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw) | |
2483 { | |
2484 frp = frp_close->fr_prev; | |
2485 frp3 = frp_close->fr_next; | |
2486 while (frp != NULL || frp3 != NULL) | |
2487 { | |
2488 if (frp != NULL) | |
2489 { | |
2490 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw) | |
2491 { | |
2492 frp2 = frp; | |
2493 wp = frp->fr_win; | |
2494 break; | |
2495 } | |
2496 frp = frp->fr_prev; | |
2497 } | |
2498 if (frp3 != NULL) | |
2499 { | |
2500 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw) | |
2501 { | |
2502 frp2 = frp3; | |
2503 wp = frp3->fr_win; | |
2504 break; | |
2505 } | |
2506 frp3 = frp3->fr_next; | |
2507 } | |
2508 } | |
2509 } | |
7 | 2510 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width, |
779 | 2511 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
7 | 2512 *dirp = 'h'; |
2513 } | |
2514 #endif | |
2515 | |
2516 /* If rows/columns go to a window below/right its positions need to be | |
2517 * updated. Can only be done after the sizes have been updated. */ | |
2518 if (frp2 == frp_close->fr_next) | |
2519 { | |
2520 int row = win->w_winrow; | |
2521 int col = W_WINCOL(win); | |
2522 | |
2523 frame_comp_pos(frp2, &row, &col); | |
2524 } | |
2525 | |
2526 if (frp2->fr_next == NULL && frp2->fr_prev == NULL) | |
2527 { | |
2528 /* There is no other frame in this list, move its info to the parent | |
2529 * and remove it. */ | |
2530 frp2->fr_parent->fr_layout = frp2->fr_layout; | |
2531 frp2->fr_parent->fr_child = frp2->fr_child; | |
2532 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next) | |
2533 frp->fr_parent = frp2->fr_parent; | |
2534 frp2->fr_parent->fr_win = frp2->fr_win; | |
2535 if (frp2->fr_win != NULL) | |
2536 frp2->fr_win->w_frame = frp2->fr_parent; | |
2537 frp = frp2->fr_parent; | |
2538 vim_free(frp2); | |
2539 | |
2540 frp2 = frp->fr_parent; | |
2541 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout) | |
2542 { | |
2543 /* The frame above the parent has the same layout, have to merge | |
2544 * the frames into this list. */ | |
2545 if (frp2->fr_child == frp) | |
2546 frp2->fr_child = frp->fr_child; | |
2547 frp->fr_child->fr_prev = frp->fr_prev; | |
2548 if (frp->fr_prev != NULL) | |
2549 frp->fr_prev->fr_next = frp->fr_child; | |
2550 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next) | |
2551 { | |
2552 frp3->fr_parent = frp2; | |
2553 if (frp3->fr_next == NULL) | |
2554 { | |
2555 frp3->fr_next = frp->fr_next; | |
2556 if (frp->fr_next != NULL) | |
2557 frp->fr_next->fr_prev = frp3; | |
2558 break; | |
2559 } | |
2560 } | |
2561 vim_free(frp); | |
2562 } | |
2563 } | |
2564 | |
2565 return wp; | |
2566 } | |
2567 | |
2568 /* | |
2569 * Find out which frame is going to get the freed up space when "win" is | |
2570 * closed. | |
2571 * if 'splitbelow'/'splitleft' the space goes to the window above/left. | |
2572 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right. | |
2573 * This makes opening a window and closing it immediately keep the same window | |
2574 * layout. | |
2575 */ | |
2576 static frame_T * | |
671 | 2577 win_altframe(win, tp) |
7 | 2578 win_T *win; |
671 | 2579 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2580 { |
2581 frame_T *frp; | |
2582 int b; | |
2583 | |
671 | 2584 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
667 | 2585 /* Last window in this tab page, will go to next tab page. */ |
2586 return alt_tabpage()->tp_curwin->w_frame; | |
2587 | |
7 | 2588 frp = win->w_frame; |
2589 #ifdef FEAT_VERTSPLIT | |
355 | 2590 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW) |
7 | 2591 b = p_spr; |
2592 else | |
2593 #endif | |
2594 b = p_sb; | |
2595 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL) | |
2596 return frp->fr_next; | |
2597 return frp->fr_prev; | |
2598 } | |
2599 | |
2600 /* | |
667 | 2601 * Return the tabpage that will be used if the current one is closed. |
2602 */ | |
2603 static tabpage_T * | |
2604 alt_tabpage() | |
2605 { | |
672 | 2606 tabpage_T *tp; |
2607 | |
682 | 2608 /* Use the next tab page if possible. */ |
2609 if (curtab->tp_next != NULL) | |
672 | 2610 return curtab->tp_next; |
2611 | |
682 | 2612 /* Find the last but one tab page. */ |
2613 for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next) | |
2614 ; | |
674 | 2615 return tp; |
667 | 2616 } |
2617 | |
2618 /* | |
7 | 2619 * Find the left-upper window in frame "frp". |
2620 */ | |
2621 static win_T * | |
2622 frame2win(frp) | |
2623 frame_T *frp; | |
2624 { | |
2625 while (frp->fr_win == NULL) | |
2626 frp = frp->fr_child; | |
2627 return frp->fr_win; | |
2628 } | |
2629 | |
2630 /* | |
2631 * Return TRUE if frame "frp" contains window "wp". | |
2632 */ | |
2633 static int | |
2634 frame_has_win(frp, wp) | |
2635 frame_T *frp; | |
2636 win_T *wp; | |
2637 { | |
2638 frame_T *p; | |
2639 | |
2640 if (frp->fr_layout == FR_LEAF) | |
2641 return frp->fr_win == wp; | |
2642 | |
2643 for (p = frp->fr_child; p != NULL; p = p->fr_next) | |
2644 if (frame_has_win(p, wp)) | |
2645 return TRUE; | |
2646 return FALSE; | |
2647 } | |
2648 | |
2649 /* | |
2650 * Set a new height for a frame. Recursively sets the height for contained | |
2651 * frames and windows. Caller must take care of positions. | |
2652 */ | |
2653 static void | |
2654 frame_new_height(topfrp, height, topfirst, wfh) | |
2655 frame_T *topfrp; | |
2656 int height; | |
2657 int topfirst; /* resize topmost contained frame first */ | |
2658 int wfh; /* obey 'winfixheight' when there is a choice; | |
2659 may cause the height not to be set */ | |
2660 { | |
2661 frame_T *frp; | |
2662 int extra_lines; | |
2663 int h; | |
2664 | |
2665 if (topfrp->fr_win != NULL) | |
2666 { | |
2667 /* Simple case: just one window. */ | |
2668 win_new_height(topfrp->fr_win, | |
2669 height - topfrp->fr_win->w_status_height); | |
2670 } | |
2671 #ifdef FEAT_VERTSPLIT | |
2672 else if (topfrp->fr_layout == FR_ROW) | |
2673 { | |
2674 do | |
2675 { | |
2676 /* All frames in this row get the same new height. */ | |
2677 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2678 { | |
2679 frame_new_height(frp, height, topfirst, wfh); | |
2680 if (frp->fr_height > height) | |
2681 { | |
2682 /* Could not fit the windows, make the whole row higher. */ | |
2683 height = frp->fr_height; | |
2684 break; | |
2685 } | |
2686 } | |
2687 } | |
2688 while (frp != NULL); | |
2689 } | |
2690 #endif | |
779 | 2691 else /* fr_layout == FR_COL */ |
7 | 2692 { |
2693 /* Complicated case: Resize a column of frames. Resize the bottom | |
2694 * frame first, frames above that when needed. */ | |
2695 | |
2696 frp = topfrp->fr_child; | |
2697 if (wfh) | |
2698 /* Advance past frames with one window with 'wfh' set. */ | |
2699 while (frame_fixed_height(frp)) | |
2700 { | |
2701 frp = frp->fr_next; | |
2702 if (frp == NULL) | |
2703 return; /* no frame without 'wfh', give up */ | |
2704 } | |
2705 if (!topfirst) | |
2706 { | |
2707 /* Find the bottom frame of this column */ | |
2708 while (frp->fr_next != NULL) | |
2709 frp = frp->fr_next; | |
2710 if (wfh) | |
2711 /* Advance back for frames with one window with 'wfh' set. */ | |
2712 while (frame_fixed_height(frp)) | |
2713 frp = frp->fr_prev; | |
2714 } | |
2715 | |
2716 extra_lines = height - topfrp->fr_height; | |
2717 if (extra_lines < 0) | |
2718 { | |
2719 /* reduce height of contained frames, bottom or top frame first */ | |
2720 while (frp != NULL) | |
2721 { | |
2722 h = frame_minheight(frp, NULL); | |
2723 if (frp->fr_height + extra_lines < h) | |
2724 { | |
2725 extra_lines += frp->fr_height - h; | |
2726 frame_new_height(frp, h, topfirst, wfh); | |
2727 } | |
2728 else | |
2729 { | |
2730 frame_new_height(frp, frp->fr_height + extra_lines, | |
2731 topfirst, wfh); | |
2732 break; | |
2733 } | |
2734 if (topfirst) | |
2735 { | |
2736 do | |
2737 frp = frp->fr_next; | |
2738 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2739 } | |
2740 else | |
2741 { | |
2742 do | |
2743 frp = frp->fr_prev; | |
2744 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2745 } | |
2746 /* Increase "height" if we could not reduce enough frames. */ | |
2747 if (frp == NULL) | |
2748 height -= extra_lines; | |
2749 } | |
2750 } | |
2751 else if (extra_lines > 0) | |
2752 { | |
2753 /* increase height of bottom or top frame */ | |
2754 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh); | |
2755 } | |
2756 } | |
2757 topfrp->fr_height = height; | |
2758 } | |
2759 | |
2760 /* | |
2761 * Return TRUE if height of frame "frp" should not be changed because of | |
2762 * the 'winfixheight' option. | |
2763 */ | |
2764 static int | |
2765 frame_fixed_height(frp) | |
2766 frame_T *frp; | |
2767 { | |
2768 /* frame with one window: fixed height if 'winfixheight' set. */ | |
2769 if (frp->fr_win != NULL) | |
2770 return frp->fr_win->w_p_wfh; | |
2771 | |
2772 if (frp->fr_layout == FR_ROW) | |
2773 { | |
2774 /* The frame is fixed height if one of the frames in the row is fixed | |
2775 * height. */ | |
2776 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2777 if (frame_fixed_height(frp)) | |
2778 return TRUE; | |
2779 return FALSE; | |
2780 } | |
2781 | |
2782 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the | |
2783 * frames in the row are fixed height. */ | |
2784 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2785 if (!frame_fixed_height(frp)) | |
2786 return FALSE; | |
2787 return TRUE; | |
2788 } | |
2789 | |
2790 #ifdef FEAT_VERTSPLIT | |
2791 /* | |
779 | 2792 * Return TRUE if width of frame "frp" should not be changed because of |
2793 * the 'winfixwidth' option. | |
2794 */ | |
2795 static int | |
2796 frame_fixed_width(frp) | |
2797 frame_T *frp; | |
2798 { | |
2799 /* frame with one window: fixed width if 'winfixwidth' set. */ | |
2800 if (frp->fr_win != NULL) | |
2801 return frp->fr_win->w_p_wfw; | |
2802 | |
2803 if (frp->fr_layout == FR_COL) | |
2804 { | |
2805 /* The frame is fixed width if one of the frames in the row is fixed | |
2806 * width. */ | |
2807 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2808 if (frame_fixed_width(frp)) | |
2809 return TRUE; | |
2810 return FALSE; | |
2811 } | |
2812 | |
2813 /* frp->fr_layout == FR_ROW: The frame is fixed width if all of the | |
2814 * frames in the row are fixed width. */ | |
2815 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2816 if (!frame_fixed_width(frp)) | |
2817 return FALSE; | |
2818 return TRUE; | |
2819 } | |
2820 | |
2821 /* | |
7 | 2822 * Add a status line to windows at the bottom of "frp". |
2823 * Note: Does not check if there is room! | |
2824 */ | |
2825 static void | |
2826 frame_add_statusline(frp) | |
2827 frame_T *frp; | |
2828 { | |
2829 win_T *wp; | |
2830 | |
2831 if (frp->fr_layout == FR_LEAF) | |
2832 { | |
2833 wp = frp->fr_win; | |
2834 if (wp->w_status_height == 0) | |
2835 { | |
2836 if (wp->w_height > 0) /* don't make it negative */ | |
2837 --wp->w_height; | |
2838 wp->w_status_height = STATUS_HEIGHT; | |
2839 } | |
2840 } | |
2841 else if (frp->fr_layout == FR_ROW) | |
2842 { | |
2843 /* Handle all the frames in the row. */ | |
2844 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2845 frame_add_statusline(frp); | |
2846 } | |
2847 else /* frp->fr_layout == FR_COL */ | |
2848 { | |
2849 /* Only need to handle the last frame in the column. */ | |
2850 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next) | |
2851 ; | |
2852 frame_add_statusline(frp); | |
2853 } | |
2854 } | |
2855 | |
2856 /* | |
2857 * Set width of a frame. Handles recursively going through contained frames. | |
2858 * May remove separator line for windows at the right side (for win_close()). | |
2859 */ | |
2860 static void | |
779 | 2861 frame_new_width(topfrp, width, leftfirst, wfw) |
7 | 2862 frame_T *topfrp; |
2863 int width; | |
2864 int leftfirst; /* resize leftmost contained frame first */ | |
779 | 2865 int wfw; /* obey 'winfixwidth' when there is a choice; |
2866 may cause the width not to be set */ | |
7 | 2867 { |
2868 frame_T *frp; | |
2869 int extra_cols; | |
2870 int w; | |
2871 win_T *wp; | |
2872 | |
2873 if (topfrp->fr_layout == FR_LEAF) | |
2874 { | |
2875 /* Simple case: just one window. */ | |
2876 wp = topfrp->fr_win; | |
2877 /* Find out if there are any windows right of this one. */ | |
2878 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent) | |
2879 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL) | |
2880 break; | |
2881 if (frp->fr_parent == NULL) | |
2882 wp->w_vsep_width = 0; | |
2883 win_new_width(wp, width - wp->w_vsep_width); | |
2884 } | |
2885 else if (topfrp->fr_layout == FR_COL) | |
2886 { | |
779 | 2887 do |
2888 { | |
2889 /* All frames in this column get the same new width. */ | |
2890 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2891 { | |
2892 frame_new_width(frp, width, leftfirst, wfw); | |
2893 if (frp->fr_width > width) | |
2894 { | |
2895 /* Could not fit the windows, make whole column wider. */ | |
2896 width = frp->fr_width; | |
2897 break; | |
2898 } | |
2899 } | |
2900 } while (frp != NULL); | |
7 | 2901 } |
2902 else /* fr_layout == FR_ROW */ | |
2903 { | |
2904 /* Complicated case: Resize a row of frames. Resize the rightmost | |
2905 * frame first, frames left of it when needed. */ | |
2906 | |
2907 frp = topfrp->fr_child; | |
779 | 2908 if (wfw) |
2909 /* Advance past frames with one window with 'wfw' set. */ | |
2910 while (frame_fixed_width(frp)) | |
2911 { | |
2912 frp = frp->fr_next; | |
2913 if (frp == NULL) | |
2914 return; /* no frame without 'wfw', give up */ | |
2915 } | |
7 | 2916 if (!leftfirst) |
779 | 2917 { |
2918 /* Find the rightmost frame of this row */ | |
7 | 2919 while (frp->fr_next != NULL) |
2920 frp = frp->fr_next; | |
779 | 2921 if (wfw) |
2922 /* Advance back for frames with one window with 'wfw' set. */ | |
2923 while (frame_fixed_width(frp)) | |
2924 frp = frp->fr_prev; | |
2925 } | |
7 | 2926 |
2927 extra_cols = width - topfrp->fr_width; | |
2928 if (extra_cols < 0) | |
2929 { | |
2930 /* reduce frame width, rightmost frame first */ | |
2931 while (frp != NULL) | |
2932 { | |
2933 w = frame_minwidth(frp, NULL); | |
2934 if (frp->fr_width + extra_cols < w) | |
2935 { | |
2936 extra_cols += frp->fr_width - w; | |
779 | 2937 frame_new_width(frp, w, leftfirst, wfw); |
7 | 2938 } |
2939 else | |
2940 { | |
779 | 2941 frame_new_width(frp, frp->fr_width + extra_cols, |
2942 leftfirst, wfw); | |
7 | 2943 break; |
2944 } | |
2945 if (leftfirst) | |
779 | 2946 { |
2947 do | |
2948 frp = frp->fr_next; | |
2949 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2950 } | |
7 | 2951 else |
779 | 2952 { |
2953 do | |
2954 frp = frp->fr_prev; | |
2955 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2956 } | |
2957 /* Increase "width" if we could not reduce enough frames. */ | |
2958 if (frp == NULL) | |
2959 width -= extra_cols; | |
7 | 2960 } |
2961 } | |
2962 else if (extra_cols > 0) | |
2963 { | |
2964 /* increase width of rightmost frame */ | |
779 | 2965 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw); |
7 | 2966 } |
2967 } | |
2968 topfrp->fr_width = width; | |
2969 } | |
2970 | |
2971 /* | |
2972 * Add the vertical separator to windows at the right side of "frp". | |
2973 * Note: Does not check if there is room! | |
2974 */ | |
2975 static void | |
2976 frame_add_vsep(frp) | |
2977 frame_T *frp; | |
2978 { | |
2979 win_T *wp; | |
2980 | |
2981 if (frp->fr_layout == FR_LEAF) | |
2982 { | |
2983 wp = frp->fr_win; | |
2984 if (wp->w_vsep_width == 0) | |
2985 { | |
2986 if (wp->w_width > 0) /* don't make it negative */ | |
2987 --wp->w_width; | |
2988 wp->w_vsep_width = 1; | |
2989 } | |
2990 } | |
2991 else if (frp->fr_layout == FR_COL) | |
2992 { | |
2993 /* Handle all the frames in the column. */ | |
2994 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2995 frame_add_vsep(frp); | |
2996 } | |
2997 else /* frp->fr_layout == FR_ROW */ | |
2998 { | |
2999 /* Only need to handle the last frame in the row. */ | |
3000 frp = frp->fr_child; | |
3001 while (frp->fr_next != NULL) | |
3002 frp = frp->fr_next; | |
3003 frame_add_vsep(frp); | |
3004 } | |
3005 } | |
3006 | |
3007 /* | |
3008 * Set frame width from the window it contains. | |
3009 */ | |
3010 static void | |
3011 frame_fix_width(wp) | |
3012 win_T *wp; | |
3013 { | |
3014 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width; | |
3015 } | |
3016 #endif | |
3017 | |
3018 /* | |
3019 * Set frame height from the window it contains. | |
3020 */ | |
3021 static void | |
3022 frame_fix_height(wp) | |
3023 win_T *wp; | |
3024 { | |
3025 wp->w_frame->fr_height = wp->w_height + wp->w_status_height; | |
3026 } | |
3027 | |
3028 /* | |
3029 * Compute the minimal height for frame "topfrp". | |
3030 * Uses the 'winminheight' option. | |
3031 * When "next_curwin" isn't NULL, use p_wh for this window. | |
3032 * When "next_curwin" is NOWIN, don't use at least one line for the current | |
3033 * window. | |
3034 */ | |
3035 static int | |
3036 frame_minheight(topfrp, next_curwin) | |
3037 frame_T *topfrp; | |
3038 win_T *next_curwin; | |
3039 { | |
3040 frame_T *frp; | |
3041 int m; | |
3042 #ifdef FEAT_VERTSPLIT | |
3043 int n; | |
3044 #endif | |
3045 | |
3046 if (topfrp->fr_win != NULL) | |
3047 { | |
3048 if (topfrp->fr_win == next_curwin) | |
3049 m = p_wh + topfrp->fr_win->w_status_height; | |
3050 else | |
3051 { | |
3052 /* window: minimal height of the window plus status line */ | |
3053 m = p_wmh + topfrp->fr_win->w_status_height; | |
3054 /* Current window is minimal one line high */ | |
3055 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3056 ++m; | |
3057 } | |
3058 } | |
3059 #ifdef FEAT_VERTSPLIT | |
3060 else if (topfrp->fr_layout == FR_ROW) | |
3061 { | |
3062 /* get the minimal height from each frame in this row */ | |
3063 m = 0; | |
3064 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3065 { | |
3066 n = frame_minheight(frp, next_curwin); | |
3067 if (n > m) | |
3068 m = n; | |
3069 } | |
3070 } | |
3071 #endif | |
3072 else | |
3073 { | |
3074 /* Add up the minimal heights for all frames in this column. */ | |
3075 m = 0; | |
3076 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3077 m += frame_minheight(frp, next_curwin); | |
3078 } | |
3079 | |
3080 return m; | |
3081 } | |
3082 | |
3083 #ifdef FEAT_VERTSPLIT | |
3084 /* | |
3085 * Compute the minimal width for frame "topfrp". | |
3086 * When "next_curwin" isn't NULL, use p_wiw for this window. | |
3087 * When "next_curwin" is NOWIN, don't use at least one column for the current | |
3088 * window. | |
3089 */ | |
3090 static int | |
3091 frame_minwidth(topfrp, next_curwin) | |
3092 frame_T *topfrp; | |
3093 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */ | |
3094 { | |
3095 frame_T *frp; | |
3096 int m, n; | |
3097 | |
3098 if (topfrp->fr_win != NULL) | |
3099 { | |
3100 if (topfrp->fr_win == next_curwin) | |
3101 m = p_wiw + topfrp->fr_win->w_vsep_width; | |
3102 else | |
3103 { | |
3104 /* window: minimal width of the window plus separator column */ | |
3105 m = p_wmw + topfrp->fr_win->w_vsep_width; | |
3106 /* Current window is minimal one column wide */ | |
3107 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3108 ++m; | |
3109 } | |
3110 } | |
3111 else if (topfrp->fr_layout == FR_COL) | |
3112 { | |
3113 /* get the minimal width from each frame in this column */ | |
3114 m = 0; | |
3115 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3116 { | |
3117 n = frame_minwidth(frp, next_curwin); | |
3118 if (n > m) | |
3119 m = n; | |
3120 } | |
3121 } | |
3122 else | |
3123 { | |
3124 /* Add up the minimal widths for all frames in this row. */ | |
3125 m = 0; | |
3126 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3127 m += frame_minwidth(frp, next_curwin); | |
3128 } | |
3129 | |
3130 return m; | |
3131 } | |
3132 #endif | |
3133 | |
3134 | |
3135 /* | |
3136 * Try to close all windows except current one. | |
3137 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is | |
3138 * used and the buffer was modified. | |
3139 * | |
3140 * Used by ":bdel" and ":only". | |
3141 */ | |
3142 void | |
3143 close_others(message, forceit) | |
3144 int message; | |
3145 int forceit; /* always hide all other windows */ | |
3146 { | |
3147 win_T *wp; | |
3148 win_T *nextwp; | |
3149 int r; | |
3150 | |
1906 | 3151 if (one_window()) |
7 | 3152 { |
3153 if (message | |
3154 #ifdef FEAT_AUTOCMD | |
3155 && !autocmd_busy | |
3156 #endif | |
3157 ) | |
826 | 3158 MSG(_(m_onlyone)); |
7 | 3159 return; |
3160 } | |
3161 | |
3162 /* Be very careful here: autocommands may change the window layout. */ | |
3163 for (wp = firstwin; win_valid(wp); wp = nextwp) | |
3164 { | |
3165 nextwp = wp->w_next; | |
3166 if (wp != curwin) /* don't close current window */ | |
3167 { | |
3168 | |
3169 /* Check if it's allowed to abandon this window */ | |
3170 r = can_abandon(wp->w_buffer, forceit); | |
3171 #ifdef FEAT_AUTOCMD | |
3172 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3173 { | |
3174 nextwp = firstwin; | |
3175 continue; | |
3176 } | |
3177 #endif | |
3178 if (!r) | |
3179 { | |
3180 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
3181 if (message && (p_confirm || cmdmod.confirm) && p_write) | |
3182 { | |
3183 dialog_changed(wp->w_buffer, FALSE); | |
3184 # ifdef FEAT_AUTOCMD | |
3185 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3186 { | |
3187 nextwp = firstwin; | |
3188 continue; | |
3189 } | |
3190 # endif | |
3191 } | |
3192 if (bufIsChanged(wp->w_buffer)) | |
3193 #endif | |
3194 continue; | |
3195 } | |
3196 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer)); | |
3197 } | |
3198 } | |
3199 | |
667 | 3200 if (message && lastwin != firstwin) |
7 | 3201 EMSG(_("E445: Other window contains changes")); |
3202 } | |
3203 | |
3204 #endif /* FEAT_WINDOWS */ | |
3205 | |
3206 /* | |
675 | 3207 * Init the current window "curwin". |
3208 * Called when a new file is being edited. | |
7 | 3209 */ |
3210 void | |
675 | 3211 curwin_init() |
7 | 3212 { |
1918 | 3213 win_init_empty(curwin); |
3214 } | |
3215 | |
3216 void | |
3217 win_init_empty(wp) | |
3218 win_T *wp; | |
3219 { | |
3220 redraw_win_later(wp, NOT_VALID); | |
3221 wp->w_lines_valid = 0; | |
3222 wp->w_cursor.lnum = 1; | |
3223 wp->w_curswant = wp->w_cursor.col = 0; | |
7 | 3224 #ifdef FEAT_VIRTUALEDIT |
1918 | 3225 wp->w_cursor.coladd = 0; |
3226 #endif | |
3227 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */ | |
3228 wp->w_pcmark.col = 0; | |
3229 wp->w_prev_pcmark.lnum = 0; | |
3230 wp->w_prev_pcmark.col = 0; | |
3231 wp->w_topline = 1; | |
7 | 3232 #ifdef FEAT_DIFF |
1918 | 3233 wp->w_topfill = 0; |
3234 #endif | |
3235 wp->w_botline = 2; | |
7 | 3236 #ifdef FEAT_FKMAP |
1918 | 3237 if (wp->w_p_rl) |
3238 wp->w_farsi = W_CONV + W_R_L; | |
7 | 3239 else |
1918 | 3240 wp->w_farsi = W_CONV; |
7 | 3241 #endif |
3242 } | |
3243 | |
3244 /* | |
3245 * Allocate the first window and put an empty buffer in it. | |
3246 * Called from main(). | |
667 | 3247 * Return FAIL when something goes wrong (out of memory). |
7 | 3248 */ |
667 | 3249 int |
7 | 3250 win_alloc_first() |
3251 { | |
675 | 3252 if (win_alloc_firstwin(NULL) == FAIL) |
667 | 3253 return FAIL; |
3254 | |
3255 #ifdef FEAT_WINDOWS | |
672 | 3256 first_tabpage = alloc_tabpage(); |
667 | 3257 if (first_tabpage == NULL) |
3258 return FAIL; | |
3259 first_tabpage->tp_topframe = topframe; | |
672 | 3260 curtab = first_tabpage; |
667 | 3261 #endif |
1906 | 3262 |
667 | 3263 return OK; |
3264 } | |
3265 | |
1906 | 3266 #if defined(FEAT_AUTOCMD) || defined(PROTO) |
3267 /* | |
3268 * Init "aucmd_win". This can only be done after the first | |
3269 * window is fully initialized, thus it can't be in win_alloc_first(). | |
3270 */ | |
3271 void | |
3272 win_alloc_aucmd_win() | |
3273 { | |
3274 aucmd_win = win_alloc(NULL, TRUE); | |
3275 if (aucmd_win != NULL) | |
3276 { | |
3277 win_init_some(aucmd_win, curwin); | |
2583 | 3278 RESET_BINDING(aucmd_win); |
1906 | 3279 new_frame(aucmd_win); |
3280 } | |
3281 } | |
3282 #endif | |
3283 | |
667 | 3284 /* |
675 | 3285 * Allocate the first window or the first window in a new tab page. |
3286 * When "oldwin" is NULL create an empty buffer for it. | |
3287 * When "oldwin" is not NULL copy info from it to the new window (only with | |
3288 * FEAT_WINDOWS). | |
667 | 3289 * Return FAIL when something goes wrong (out of memory). |
3290 */ | |
3291 static int | |
675 | 3292 win_alloc_firstwin(oldwin) |
3293 win_T *oldwin; | |
667 | 3294 { |
1906 | 3295 curwin = win_alloc(NULL, FALSE); |
675 | 3296 if (oldwin == NULL) |
3297 { | |
3298 /* Very first window, need to create an empty buffer for it and | |
3299 * initialize from scratch. */ | |
3300 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED); | |
3301 if (curwin == NULL || curbuf == NULL) | |
3302 return FAIL; | |
3303 curwin->w_buffer = curbuf; | |
2250
1bac28a53fae
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Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3304 #ifdef FEAT_SYN_HL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3305 curwin->w_s = &(curbuf->b_s); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3306 #endif |
675 | 3307 curbuf->b_nwindows = 1; /* there is one window */ |
7 | 3308 #ifdef FEAT_WINDOWS |
675 | 3309 curwin->w_alist = &global_alist; |
3310 #endif | |
3311 curwin_init(); /* init current window */ | |
3312 } | |
3313 #ifdef FEAT_WINDOWS | |
3314 else | |
3315 { | |
3316 /* First window in new tab page, initialize it from "oldwin". */ | |
1822 | 3317 win_init(curwin, oldwin, 0); |
675 | 3318 |
2583 | 3319 /* We don't want cursor- and scroll-binding in the first window. */ |
3320 RESET_BINDING(curwin); | |
675 | 3321 } |
3322 #endif | |
7 | 3323 |
1906 | 3324 new_frame(curwin); |
3325 if (curwin->w_frame == NULL) | |
667 | 3326 return FAIL; |
1906 | 3327 topframe = curwin->w_frame; |
7 | 3328 #ifdef FEAT_VERTSPLIT |
3329 topframe->fr_width = Columns; | |
3330 #endif | |
3331 topframe->fr_height = Rows - p_ch; | |
3332 topframe->fr_win = curwin; | |
667 | 3333 |
3334 return OK; | |
3335 } | |
3336 | |
3337 /* | |
1906 | 3338 * Create a frame for window "wp". |
3339 */ | |
3340 static void | |
3341 new_frame(win_T *wp) | |
3342 { | |
3343 frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
3344 | |
3345 wp->w_frame = frp; | |
3346 if (frp != NULL) | |
3347 { | |
3348 frp->fr_layout = FR_LEAF; | |
3349 frp->fr_win = wp; | |
3350 } | |
3351 } | |
3352 | |
3353 /* | |
667 | 3354 * Initialize the window and frame size to the maximum. |
3355 */ | |
3356 void | |
3357 win_init_size() | |
3358 { | |
3359 firstwin->w_height = ROWS_AVAIL; | |
3360 topframe->fr_height = ROWS_AVAIL; | |
3361 #ifdef FEAT_VERTSPLIT | |
3362 firstwin->w_width = Columns; | |
3363 topframe->fr_width = Columns; | |
3364 #endif | |
7 | 3365 } |
3366 | |
3367 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
672 | 3368 |
3369 /* | |
3370 * Allocate a new tabpage_T and init the values. | |
3371 * Returns NULL when out of memory. | |
3372 */ | |
3373 static tabpage_T * | |
3374 alloc_tabpage() | |
3375 { | |
3376 tabpage_T *tp; | |
3377 | |
3378 tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T)); | |
3379 if (tp != NULL) | |
3380 { | |
788 | 3381 # ifdef FEAT_GUI |
3382 int i; | |
3383 | |
3384 for (i = 0; i < 3; i++) | |
3385 tp->tp_prev_which_scrollbars[i] = -1; | |
3386 # endif | |
672 | 3387 # ifdef FEAT_DIFF |
3388 tp->tp_diff_invalid = TRUE; | |
3389 # endif | |
819 | 3390 #ifdef FEAT_EVAL |
3391 /* init t: variables */ | |
3392 init_var_dict(&tp->tp_vars, &tp->tp_winvar); | |
3393 #endif | |
824 | 3394 tp->tp_ch_used = p_ch; |
672 | 3395 } |
3396 return tp; | |
3397 } | |
3398 | |
852 | 3399 void |
672 | 3400 free_tabpage(tp) |
3401 tabpage_T *tp; | |
3402 { | |
1906 | 3403 int idx; |
3404 | |
672 | 3405 # ifdef FEAT_DIFF |
3406 diff_clear(tp); | |
3407 # endif | |
1906 | 3408 for (idx = 0; idx < SNAP_COUNT; ++idx) |
3409 clear_snapshot(tp, idx); | |
819 | 3410 #ifdef FEAT_EVAL |
3411 vars_clear(&tp->tp_vars.dv_hashtab); /* free all t: variables */ | |
3412 #endif | |
672 | 3413 vim_free(tp); |
3414 } | |
3415 | |
667 | 3416 /* |
675 | 3417 * Create a new Tab page with one window. |
3418 * It will edit the current buffer, like after ":split". | |
682 | 3419 * When "after" is 0 put it just after the current Tab page. |
3420 * Otherwise put it just before tab page "after". | |
667 | 3421 * Return FAIL or OK. |
3422 */ | |
3423 int | |
682 | 3424 win_new_tabpage(after) |
3425 int after; | |
667 | 3426 { |
672 | 3427 tabpage_T *tp = curtab; |
667 | 3428 tabpage_T *newtp; |
682 | 3429 int n; |
667 | 3430 |
672 | 3431 newtp = alloc_tabpage(); |
667 | 3432 if (newtp == NULL) |
3433 return FAIL; | |
3434 | |
3435 /* Remember the current windows in this Tab page. */ | |
675 | 3436 if (leave_tabpage(curbuf) == FAIL) |
674 | 3437 { |
3438 vim_free(newtp); | |
3439 return FAIL; | |
3440 } | |
672 | 3441 curtab = newtp; |
667 | 3442 |
3443 /* Create a new empty window. */ | |
675 | 3444 if (win_alloc_firstwin(tp->tp_curwin) == OK) |
667 | 3445 { |
3446 /* Make the new Tab page the new topframe. */ | |
682 | 3447 if (after == 1) |
3448 { | |
3449 /* New tab page becomes the first one. */ | |
3450 newtp->tp_next = first_tabpage; | |
3451 first_tabpage = newtp; | |
3452 } | |
3453 else | |
3454 { | |
3455 if (after > 0) | |
3456 { | |
3457 /* Put new tab page before tab page "after". */ | |
3458 n = 2; | |
3459 for (tp = first_tabpage; tp->tp_next != NULL | |
3460 && n < after; tp = tp->tp_next) | |
3461 ++n; | |
3462 } | |
3463 newtp->tp_next = tp->tp_next; | |
3464 tp->tp_next = newtp; | |
3465 } | |
667 | 3466 win_init_size(); |
685 | 3467 firstwin->w_winrow = tabline_height(); |
819 | 3468 win_comp_scroll(curwin); |
667 | 3469 |
3470 newtp->tp_topframe = topframe; | |
671 | 3471 last_status(FALSE); |
815 | 3472 |
3473 #if defined(FEAT_GUI) | |
3474 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3475 * scrollbars. Have to update them anyway. */ | |
1906 | 3476 gui_may_update_scrollbars(); |
815 | 3477 #endif |
3478 | |
667 | 3479 redraw_all_later(CLEAR); |
675 | 3480 #ifdef FEAT_AUTOCMD |
3481 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
3482 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
3483 #endif | |
667 | 3484 return OK; |
3485 } | |
3486 | |
3487 /* Failed, get back the previous Tab page */ | |
674 | 3488 enter_tabpage(curtab, curbuf); |
667 | 3489 return FAIL; |
3490 } | |
3491 | |
3492 /* | |
682 | 3493 * Open a new tab page if ":tab cmd" was used. It will edit the same buffer, |
3494 * like with ":split". | |
3495 * Returns OK if a new tab page was created, FAIL otherwise. | |
3496 */ | |
3497 int | |
3498 may_open_tabpage() | |
3499 { | |
1090 | 3500 int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab; |
3501 | |
3502 if (n != 0) | |
682 | 3503 { |
3504 cmdmod.tab = 0; /* reset it to avoid doing it twice */ | |
1090 | 3505 postponed_split_tab = 0; |
682 | 3506 return win_new_tabpage(n); |
3507 } | |
3508 return FAIL; | |
3509 } | |
3510 | |
3511 /* | |
672 | 3512 * Create up to "maxcount" tabpages with empty windows. |
3513 * Returns the number of resulting tab pages. | |
667 | 3514 */ |
672 | 3515 int |
3516 make_tabpages(maxcount) | |
3517 int maxcount; | |
667 | 3518 { |
672 | 3519 int count = maxcount; |
3520 int todo; | |
3521 | |
698 | 3522 /* Limit to 'tabpagemax' tabs. */ |
3523 if (count > p_tpm) | |
3524 count = p_tpm; | |
672 | 3525 |
3526 #ifdef FEAT_AUTOCMD | |
3527 /* | |
3528 * Don't execute autocommands while creating the tab pages. Must do that | |
3529 * when putting the buffers in the windows. | |
3530 */ | |
1410 | 3531 block_autocmds(); |
672 | 3532 #endif |
3533 | |
3534 for (todo = count - 1; todo > 0; --todo) | |
682 | 3535 if (win_new_tabpage(0) == FAIL) |
667 | 3536 break; |
672 | 3537 |
3538 #ifdef FEAT_AUTOCMD | |
1410 | 3539 unblock_autocmds(); |
672 | 3540 #endif |
3541 | |
3542 /* return actual number of tab pages */ | |
3543 return (count - todo); | |
667 | 3544 } |
3545 | |
3546 /* | |
671 | 3547 * Return TRUE when "tpc" points to a valid tab page. |
3548 */ | |
3549 int | |
3550 valid_tabpage(tpc) | |
3551 tabpage_T *tpc; | |
3552 { | |
3553 tabpage_T *tp; | |
3554 | |
3555 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3556 if (tp == tpc) | |
3557 return TRUE; | |
3558 return FALSE; | |
3559 } | |
3560 | |
3561 /* | |
3562 * Find tab page "n" (first one is 1). Returns NULL when not found. | |
3563 */ | |
3564 tabpage_T * | |
3565 find_tabpage(n) | |
3566 int n; | |
3567 { | |
3568 tabpage_T *tp; | |
3569 int i = 1; | |
3570 | |
3571 for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next) | |
3572 ++i; | |
3573 return tp; | |
3574 } | |
3575 | |
3576 /* | |
685 | 3577 * Get index of tab page "tp". First one has index 1. |
686 | 3578 * When not found returns number of tab pages plus one. |
685 | 3579 */ |
3580 int | |
3581 tabpage_index(ftp) | |
3582 tabpage_T *ftp; | |
3583 { | |
3584 int i = 1; | |
3585 tabpage_T *tp; | |
3586 | |
3587 for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next) | |
3588 ++i; | |
3589 return i; | |
3590 } | |
3591 | |
3592 /* | |
674 | 3593 * Prepare for leaving the current tab page. |
3594 * When autocomands change "curtab" we don't leave the tab page and return | |
3595 * FAIL. | |
3596 * Careful: When OK is returned need to get a new tab page very very soon! | |
667 | 3597 */ |
674 | 3598 static int |
3599 leave_tabpage(new_curbuf) | |
1887 | 3600 buf_T *new_curbuf UNUSED; /* what is going to be the new curbuf, |
674 | 3601 NULL if unknown */ |
667 | 3602 { |
674 | 3603 tabpage_T *tp = curtab; |
3604 | |
819 | 3605 #ifdef FEAT_VISUAL |
3606 reset_VIsual_and_resel(); /* stop Visual mode */ | |
3607 #endif | |
674 | 3608 #ifdef FEAT_AUTOCMD |
3609 if (new_curbuf != curbuf) | |
3610 { | |
3611 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
3612 if (curtab != tp) | |
3613 return FAIL; | |
3614 } | |
3615 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
3616 if (curtab != tp) | |
3617 return FAIL; | |
675 | 3618 apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf); |
674 | 3619 if (curtab != tp) |
3620 return FAIL; | |
3621 #endif | |
668 | 3622 #if defined(FEAT_GUI) |
3623 /* Remove the scrollbars. They may be added back later. */ | |
3624 if (gui.in_use) | |
3625 gui_remove_scrollbars(); | |
3626 #endif | |
667 | 3627 tp->tp_curwin = curwin; |
671 | 3628 tp->tp_prevwin = prevwin; |
667 | 3629 tp->tp_firstwin = firstwin; |
3630 tp->tp_lastwin = lastwin; | |
668 | 3631 tp->tp_old_Rows = Rows; |
3632 tp->tp_old_Columns = Columns; | |
667 | 3633 firstwin = NULL; |
3634 lastwin = NULL; | |
674 | 3635 return OK; |
667 | 3636 } |
3637 | |
3638 /* | |
3639 * Start using tab page "tp". | |
675 | 3640 * Only to be used after leave_tabpage() or freeing the current tab page. |
667 | 3641 */ |
3642 static void | |
3643 enter_tabpage(tp, old_curbuf) | |
3644 tabpage_T *tp; | |
1887 | 3645 buf_T *old_curbuf UNUSED; |
667 | 3646 { |
668 | 3647 int old_off = tp->tp_firstwin->w_winrow; |
870 | 3648 win_T *next_prevwin = tp->tp_prevwin; |
668 | 3649 |
672 | 3650 curtab = tp; |
667 | 3651 firstwin = tp->tp_firstwin; |
3652 lastwin = tp->tp_lastwin; | |
3653 topframe = tp->tp_topframe; | |
870 | 3654 |
3655 /* We would like doing the TabEnter event first, but we don't have a | |
3656 * valid current window yet, which may break some commands. | |
3657 * This triggers autocommands, thus may make "tp" invalid. */ | |
3658 win_enter_ext(tp->tp_curwin, FALSE, TRUE); | |
3659 prevwin = next_prevwin; | |
3660 | |
675 | 3661 #ifdef FEAT_AUTOCMD |
3662 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
870 | 3663 |
667 | 3664 if (old_curbuf != curbuf) |
3665 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
3666 #endif | |
3667 | |
668 | 3668 last_status(FALSE); /* status line may appear or disappear */ |
3669 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
672 | 3670 must_redraw = CLEAR; /* need to redraw everything */ |
3671 #ifdef FEAT_DIFF | |
3672 diff_need_scrollbind = TRUE; | |
3673 #endif | |
668 | 3674 |
3675 /* The tabpage line may have appeared or disappeared, may need to resize | |
3676 * the frames for that. When the Vim window was resized need to update | |
824 | 3677 * frame sizes too. Use the stored value of p_ch, so that it can be |
3678 * different for each tab page. */ | |
3679 p_ch = curtab->tp_ch_used; | |
685 | 3680 if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow |
3681 #ifdef FEAT_GUI_TABLINE | |
3682 && !gui_use_tabline() | |
3683 #endif | |
3684 )) | |
668 | 3685 shell_new_rows(); |
3686 #ifdef FEAT_VERTSPLIT | |
674 | 3687 if (curtab->tp_old_Columns != Columns && starting == 0) |
668 | 3688 shell_new_columns(); /* update window widths */ |
3689 #endif | |
3690 | |
3691 #if defined(FEAT_GUI) | |
3692 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3693 * scrollbars. Have to update them anyway. */ | |
1906 | 3694 gui_may_update_scrollbars(); |
667 | 3695 #endif |
3696 | |
3697 redraw_all_later(CLEAR); | |
3698 } | |
3699 | |
3700 /* | |
3701 * Go to tab page "n". For ":tab N" and "Ngt". | |
685 | 3702 * When "n" is 9999 go to the last tab page. |
667 | 3703 */ |
3704 void | |
3705 goto_tabpage(n) | |
3706 int n; | |
3707 { | |
3708 tabpage_T *tp; | |
682 | 3709 tabpage_T *ttp; |
667 | 3710 int i; |
3711 | |
857 | 3712 if (text_locked()) |
3713 { | |
3714 /* Not allowed when editing the command line. */ | |
3715 #ifdef FEAT_CMDWIN | |
3716 if (cmdwin_type != 0) | |
3717 EMSG(_(e_cmdwin)); | |
3718 else | |
3719 #endif | |
3720 EMSG(_(e_secure)); | |
3721 return; | |
3722 } | |
3723 | |
675 | 3724 /* If there is only one it can't work. */ |
3725 if (first_tabpage->tp_next == NULL) | |
3726 { | |
3727 if (n > 1) | |
3728 beep_flush(); | |
3729 return; | |
3730 } | |
3731 | |
667 | 3732 if (n == 0) |
3733 { | |
3734 /* No count, go to next tab page, wrap around end. */ | |
674 | 3735 if (curtab->tp_next == NULL) |
667 | 3736 tp = first_tabpage; |
3737 else | |
674 | 3738 tp = curtab->tp_next; |
667 | 3739 } |
682 | 3740 else if (n < 0) |
3741 { | |
3742 /* "gT": go to previous tab page, wrap around end. "N gT" repeats | |
3743 * this N times. */ | |
3744 ttp = curtab; | |
3745 for (i = n; i < 0; ++i) | |
3746 { | |
3747 for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL; | |
3748 tp = tp->tp_next) | |
3749 ; | |
3750 ttp = tp; | |
3751 } | |
3752 } | |
685 | 3753 else if (n == 9999) |
3754 { | |
3755 /* Go to last tab page. */ | |
3756 for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next) | |
3757 ; | |
3758 } | |
667 | 3759 else |
3760 { | |
3761 /* Go to tab page "n". */ | |
685 | 3762 tp = find_tabpage(n); |
671 | 3763 if (tp == NULL) |
3764 { | |
3765 beep_flush(); | |
3766 return; | |
3767 } | |
667 | 3768 } |
3769 | |
685 | 3770 goto_tabpage_tp(tp); |
3771 | |
3772 #ifdef FEAT_GUI_TABLINE | |
3773 if (gui_use_tabline()) | |
690 | 3774 gui_mch_set_curtab(tabpage_index(curtab)); |
685 | 3775 #endif |
3776 } | |
3777 | |
3778 /* | |
3779 * Go to tabpage "tp". | |
3780 * Note: doesn't update the GUI tab. | |
3781 */ | |
3782 void | |
3783 goto_tabpage_tp(tp) | |
3784 tabpage_T *tp; | |
3785 { | |
2201
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3786 /* Don't repeat a message in another tab page. */ |
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3787 set_keep_msg(NULL, 0); |
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3788 |
682 | 3789 if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer) == OK) |
674 | 3790 { |
3791 if (valid_tabpage(tp)) | |
3792 enter_tabpage(tp, curbuf); | |
3793 else | |
3794 enter_tabpage(curtab, curbuf); | |
3795 } | |
667 | 3796 } |
7 | 3797 |
3798 /* | |
825 | 3799 * Enter window "wp" in tab page "tp". |
3800 * Also updates the GUI tab. | |
3801 */ | |
3802 void | |
3803 goto_tabpage_win(tp, wp) | |
3804 tabpage_T *tp; | |
3805 win_T *wp; | |
3806 { | |
3807 goto_tabpage_tp(tp); | |
3808 if (curtab == tp && win_valid(wp)) | |
3809 { | |
3810 win_enter(wp, TRUE); | |
3811 # ifdef FEAT_GUI_TABLINE | |
3812 if (gui_use_tabline()) | |
3813 gui_mch_set_curtab(tabpage_index(curtab)); | |
3814 # endif | |
3815 } | |
3816 } | |
3817 | |
3818 /* | |
682 | 3819 * Move the current tab page to before tab page "nr". |
3820 */ | |
3821 void | |
3822 tabpage_move(nr) | |
3823 int nr; | |
3824 { | |
3825 int n = nr; | |
3826 tabpage_T *tp; | |
3827 | |
3828 if (first_tabpage->tp_next == NULL) | |
3829 return; | |
3830 | |
3831 /* Remove the current tab page from the list of tab pages. */ | |
3832 if (curtab == first_tabpage) | |
3833 first_tabpage = curtab->tp_next; | |
3834 else | |
3835 { | |
3836 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3837 if (tp->tp_next == curtab) | |
3838 break; | |
3839 if (tp == NULL) /* "cannot happen" */ | |
3840 return; | |
3841 tp->tp_next = curtab->tp_next; | |
3842 } | |
3843 | |
3844 /* Re-insert it at the specified position. */ | |
3845 if (n == 0) | |
3846 { | |
3847 curtab->tp_next = first_tabpage; | |
3848 first_tabpage = curtab; | |
3849 } | |
3850 else | |
3851 { | |
3852 for (tp = first_tabpage; tp->tp_next != NULL && n > 1; tp = tp->tp_next) | |
3853 --n; | |
3854 curtab->tp_next = tp->tp_next; | |
3855 tp->tp_next = curtab; | |
3856 } | |
3857 | |
3858 /* Need to redraw the tabline. Tab page contents doesn't change. */ | |
3859 redraw_tabline = TRUE; | |
3860 } | |
3861 | |
3862 | |
3863 /* | |
7 | 3864 * Go to another window. |
3865 * When jumping to another buffer, stop Visual mode. Do this before | |
3866 * changing windows so we can yank the selection into the '*' register. | |
3867 * When jumping to another window on the same buffer, adjust its cursor | |
3868 * position to keep the same Visual area. | |
3869 */ | |
3870 void | |
3871 win_goto(wp) | |
3872 win_T *wp; | |
3873 { | |
2316
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3874 #ifdef FEAT_CONCEAL |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3875 win_T *owp = curwin; |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3876 #endif |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3877 |
633 | 3878 if (text_locked()) |
7 | 3879 { |
3880 beep_flush(); | |
633 | 3881 text_locked_msg(); |
7 | 3882 return; |
3883 } | |
819 | 3884 #ifdef FEAT_AUTOCMD |
3885 if (curbuf_locked()) | |
3886 return; | |
3887 #endif | |
631 | 3888 |
7 | 3889 #ifdef FEAT_VISUAL |
3890 if (wp->w_buffer != curbuf) | |
3891 reset_VIsual_and_resel(); | |
3892 else if (VIsual_active) | |
3893 wp->w_cursor = curwin->w_cursor; | |
3894 #endif | |
3895 | |
3896 #ifdef FEAT_GUI | |
3897 need_mouse_correct = TRUE; | |
3898 #endif | |
3899 win_enter(wp, TRUE); | |
2316
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3900 |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3901 #ifdef FEAT_CONCEAL |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3902 /* Conceal cursor line in previous window, unconceal in current window. */ |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3903 if (win_valid(owp)) |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3904 update_single_line(owp, owp->w_cursor.lnum); |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3905 update_single_line(curwin, curwin->w_cursor.lnum); |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3906 #endif |
7 | 3907 } |
3908 | |
3909 #if defined(FEAT_PERL) || defined(PROTO) | |
3910 /* | |
3911 * Find window number "winnr" (counting top to bottom). | |
3912 */ | |
3913 win_T * | |
3914 win_find_nr(winnr) | |
3915 int winnr; | |
3916 { | |
3917 win_T *wp; | |
3918 | |
3919 # ifdef FEAT_WINDOWS | |
3920 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
3921 if (--winnr == 0) | |
3922 break; | |
3923 return wp; | |
3924 # else | |
3925 return curwin; | |
3926 # endif | |
3927 } | |
3928 #endif | |
3929 | |
3930 #ifdef FEAT_VERTSPLIT | |
3931 /* | |
3932 * Move to window above or below "count" times. | |
3933 */ | |
3934 static void | |
3935 win_goto_ver(up, count) | |
3936 int up; /* TRUE to go to win above */ | |
3937 long count; | |
3938 { | |
3939 frame_T *fr; | |
3940 frame_T *nfr; | |
3941 frame_T *foundfr; | |
3942 | |
3943 foundfr = curwin->w_frame; | |
3944 while (count--) | |
3945 { | |
3946 /* | |
3947 * First go upwards in the tree of frames until we find a upwards or | |
3948 * downwards neighbor. | |
3949 */ | |
3950 fr = foundfr; | |
3951 for (;;) | |
3952 { | |
3953 if (fr == topframe) | |
3954 goto end; | |
3955 if (up) | |
3956 nfr = fr->fr_prev; | |
3957 else | |
3958 nfr = fr->fr_next; | |
3959 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL) | |
3960 break; | |
3961 fr = fr->fr_parent; | |
3962 } | |
3963 | |
3964 /* | |
3965 * Now go downwards to find the bottom or top frame in it. | |
3966 */ | |
3967 for (;;) | |
3968 { | |
3969 if (nfr->fr_layout == FR_LEAF) | |
3970 { | |
3971 foundfr = nfr; | |
3972 break; | |
3973 } | |
3974 fr = nfr->fr_child; | |
3975 if (nfr->fr_layout == FR_ROW) | |
3976 { | |
3977 /* Find the frame at the cursor row. */ | |
3978 while (fr->fr_next != NULL | |
3979 && frame2win(fr)->w_wincol + fr->fr_width | |
3980 <= curwin->w_wincol + curwin->w_wcol) | |
3981 fr = fr->fr_next; | |
3982 } | |
3983 if (nfr->fr_layout == FR_COL && up) | |
3984 while (fr->fr_next != NULL) | |
3985 fr = fr->fr_next; | |
3986 nfr = fr; | |
3987 } | |
3988 } | |
3989 end: | |
3990 if (foundfr != NULL) | |
3991 win_goto(foundfr->fr_win); | |
3992 } | |
3993 | |
3994 /* | |
3995 * Move to left or right window. | |
3996 */ | |
3997 static void | |
3998 win_goto_hor(left, count) | |
3999 int left; /* TRUE to go to left win */ | |
4000 long count; | |
4001 { | |
4002 frame_T *fr; | |
4003 frame_T *nfr; | |
4004 frame_T *foundfr; | |
4005 | |
4006 foundfr = curwin->w_frame; | |
4007 while (count--) | |
4008 { | |
4009 /* | |
4010 * First go upwards in the tree of frames until we find a left or | |
4011 * right neighbor. | |
4012 */ | |
4013 fr = foundfr; | |
4014 for (;;) | |
4015 { | |
4016 if (fr == topframe) | |
4017 goto end; | |
4018 if (left) | |
4019 nfr = fr->fr_prev; | |
4020 else | |
4021 nfr = fr->fr_next; | |
4022 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL) | |
4023 break; | |
4024 fr = fr->fr_parent; | |
4025 } | |
4026 | |
4027 /* | |
4028 * Now go downwards to find the leftmost or rightmost frame in it. | |
4029 */ | |
4030 for (;;) | |
4031 { | |
4032 if (nfr->fr_layout == FR_LEAF) | |
4033 { | |
4034 foundfr = nfr; | |
4035 break; | |
4036 } | |
4037 fr = nfr->fr_child; | |
4038 if (nfr->fr_layout == FR_COL) | |
4039 { | |
4040 /* Find the frame at the cursor row. */ | |
4041 while (fr->fr_next != NULL | |
4042 && frame2win(fr)->w_winrow + fr->fr_height | |
4043 <= curwin->w_winrow + curwin->w_wrow) | |
4044 fr = fr->fr_next; | |
4045 } | |
4046 if (nfr->fr_layout == FR_ROW && left) | |
4047 while (fr->fr_next != NULL) | |
4048 fr = fr->fr_next; | |
4049 nfr = fr; | |
4050 } | |
4051 } | |
4052 end: | |
4053 if (foundfr != NULL) | |
4054 win_goto(foundfr->fr_win); | |
4055 } | |
4056 #endif | |
4057 | |
4058 /* | |
4059 * Make window "wp" the current window. | |
4060 */ | |
4061 void | |
4062 win_enter(wp, undo_sync) | |
4063 win_T *wp; | |
4064 int undo_sync; | |
4065 { | |
4066 win_enter_ext(wp, undo_sync, FALSE); | |
4067 } | |
4068 | |
4069 /* | |
4070 * Make window wp the current window. | |
4071 * Can be called with "curwin_invalid" TRUE, which means that curwin has just | |
4072 * been closed and isn't valid. | |
4073 */ | |
4074 static void | |
4075 win_enter_ext(wp, undo_sync, curwin_invalid) | |
4076 win_T *wp; | |
4077 int undo_sync; | |
4078 int curwin_invalid; | |
4079 { | |
4080 #ifdef FEAT_AUTOCMD | |
4081 int other_buffer = FALSE; | |
4082 #endif | |
4083 | |
4084 if (wp == curwin && !curwin_invalid) /* nothing to do */ | |
4085 return; | |
4086 | |
4087 #ifdef FEAT_AUTOCMD | |
4088 if (!curwin_invalid) | |
4089 { | |
4090 /* | |
4091 * Be careful: If autocommands delete the window, return now. | |
4092 */ | |
4093 if (wp->w_buffer != curbuf) | |
4094 { | |
4095 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
4096 other_buffer = TRUE; | |
4097 if (!win_valid(wp)) | |
4098 return; | |
4099 } | |
4100 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
4101 if (!win_valid(wp)) | |
4102 return; | |
4103 # ifdef FEAT_EVAL | |
4104 /* autocmds may abort script processing */ | |
4105 if (aborting()) | |
4106 return; | |
4107 # endif | |
4108 } | |
4109 #endif | |
4110 | |
4111 /* sync undo before leaving the current buffer */ | |
4112 if (undo_sync && curbuf != wp->w_buffer) | |
825 | 4113 u_sync(FALSE); |
7 | 4114 /* may have to copy the buffer options when 'cpo' contains 'S' */ |
4115 if (wp->w_buffer != curbuf) | |
4116 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP); | |
4117 if (!curwin_invalid) | |
4118 { | |
4119 prevwin = curwin; /* remember for CTRL-W p */ | |
4120 curwin->w_redr_status = TRUE; | |
4121 } | |
4122 curwin = wp; | |
4123 curbuf = wp->w_buffer; | |
4124 check_cursor(); | |
4125 #ifdef FEAT_VIRTUALEDIT | |
4126 if (!virtual_active()) | |
4127 curwin->w_cursor.coladd = 0; | |
4128 #endif | |
4129 changed_line_abv_curs(); /* assume cursor position needs updating */ | |
4130 | |
4131 if (curwin->w_localdir != NULL) | |
4132 { | |
4133 /* Window has a local directory: Save current directory as global | |
4134 * directory (unless that was done already) and change to the local | |
4135 * directory. */ | |
4136 if (globaldir == NULL) | |
4137 { | |
4138 char_u cwd[MAXPATHL]; | |
4139 | |
4140 if (mch_dirname(cwd, MAXPATHL) == OK) | |
4141 globaldir = vim_strsave(cwd); | |
4142 } | |
1757 | 4143 if (mch_chdir((char *)curwin->w_localdir) == 0) |
4144 shorten_fnames(TRUE); | |
7 | 4145 } |
4146 else if (globaldir != NULL) | |
4147 { | |
4148 /* Window doesn't have a local directory and we are not in the global | |
4149 * directory: Change to the global directory. */ | |
1757 | 4150 ignored = mch_chdir((char *)globaldir); |
7 | 4151 vim_free(globaldir); |
4152 globaldir = NULL; | |
4153 shorten_fnames(TRUE); | |
4154 } | |
4155 | |
4156 #ifdef FEAT_AUTOCMD | |
4157 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
4158 if (other_buffer) | |
4159 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
4160 #endif | |
4161 | |
4162 #ifdef FEAT_TITLE | |
4163 maketitle(); | |
4164 #endif | |
4165 curwin->w_redr_status = TRUE; | |
672 | 4166 redraw_tabline = TRUE; |
7 | 4167 if (restart_edit) |
4168 redraw_later(VALID); /* causes status line redraw */ | |
4169 | |
4170 /* set window height to desired minimal value */ | |
4171 if (curwin->w_height < p_wh && !curwin->w_p_wfh) | |
4172 win_setheight((int)p_wh); | |
4173 else if (curwin->w_height == 0) | |
4174 win_setheight(1); | |
4175 | |
4176 #ifdef FEAT_VERTSPLIT | |
4177 /* set window width to desired minimal value */ | |
779 | 4178 if (curwin->w_width < p_wiw && !curwin->w_p_wfw) |
7 | 4179 win_setwidth((int)p_wiw); |
4180 #endif | |
4181 | |
4182 #ifdef FEAT_MOUSE | |
4183 setmouse(); /* in case jumped to/from help buffer */ | |
4184 #endif | |
4185 | |
961 | 4186 /* Change directories when the 'acd' option is set. */ |
4187 DO_AUTOCHDIR | |
7 | 4188 } |
4189 | |
4190 #endif /* FEAT_WINDOWS */ | |
4191 | |
4192 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO) | |
4193 /* | |
825 | 4194 * Jump to the first open window that contains buffer "buf", if one exists. |
4195 * Returns a pointer to the window found, otherwise NULL. | |
7 | 4196 */ |
4197 win_T * | |
4198 buf_jump_open_win(buf) | |
4199 buf_T *buf; | |
4200 { | |
4201 # ifdef FEAT_WINDOWS | |
4202 win_T *wp; | |
4203 | |
825 | 4204 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
7 | 4205 if (wp->w_buffer == buf) |
4206 break; | |
4207 if (wp != NULL) | |
4208 win_enter(wp, FALSE); | |
4209 return wp; | |
4210 # else | |
4211 if (curwin->w_buffer == buf) | |
4212 return curwin; | |
4213 return NULL; | |
4214 # endif | |
4215 } | |
825 | 4216 |
4217 /* | |
4218 * Jump to the first open window in any tab page that contains buffer "buf", | |
4219 * if one exists. | |
4220 * Returns a pointer to the window found, otherwise NULL. | |
4221 */ | |
4222 win_T * | |
4223 buf_jump_open_tab(buf) | |
4224 buf_T *buf; | |
4225 { | |
4226 # ifdef FEAT_WINDOWS | |
4227 win_T *wp; | |
4228 tabpage_T *tp; | |
4229 | |
4230 /* First try the current tab page. */ | |
4231 wp = buf_jump_open_win(buf); | |
4232 if (wp != NULL) | |
4233 return wp; | |
4234 | |
4235 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
4236 if (tp != curtab) | |
4237 { | |
4238 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) | |
4239 if (wp->w_buffer == buf) | |
4240 break; | |
4241 if (wp != NULL) | |
4242 { | |
4243 goto_tabpage_win(tp, wp); | |
4244 if (curwin != wp) | |
4245 wp = NULL; /* something went wrong */ | |
4246 break; | |
4247 } | |
4248 } | |
4249 | |
4250 return wp; | |
4251 # else | |
4252 if (curwin->w_buffer == buf) | |
4253 return curwin; | |
4254 return NULL; | |
4255 # endif | |
4256 } | |
7 | 4257 #endif |
4258 | |
4259 /* | |
1906 | 4260 * Allocate a window structure and link it in the window list when "hidden" is |
4261 * FALSE. | |
7 | 4262 */ |
4263 static win_T * | |
1906 | 4264 win_alloc(after, hidden) |
1887 | 4265 win_T *after UNUSED; |
1906 | 4266 int hidden UNUSED; |
7 | 4267 { |
4268 win_T *newwin; | |
4269 | |
4270 /* | |
4271 * allocate window structure and linesizes arrays | |
4272 */ | |
4273 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T)); | |
4274 if (newwin != NULL && win_alloc_lines(newwin) == FAIL) | |
4275 { | |
4276 vim_free(newwin); | |
4277 newwin = NULL; | |
4278 } | |
4279 | |
4280 if (newwin != NULL) | |
4281 { | |
1114 | 4282 #ifdef FEAT_AUTOCMD |
4283 /* Don't execute autocommands while the window is not properly | |
4284 * initialized yet. gui_create_scrollbar() may trigger a FocusGained | |
4285 * event. */ | |
1410 | 4286 block_autocmds(); |
1114 | 4287 #endif |
7 | 4288 /* |
4289 * link the window in the window list | |
4290 */ | |
4291 #ifdef FEAT_WINDOWS | |
1906 | 4292 if (!hidden) |
4293 win_append(after, newwin); | |
7 | 4294 #endif |
4295 #ifdef FEAT_VERTSPLIT | |
4296 newwin->w_wincol = 0; | |
4297 newwin->w_width = Columns; | |
4298 #endif | |
4299 | |
4300 /* position the display and the cursor at the top of the file. */ | |
4301 newwin->w_topline = 1; | |
4302 #ifdef FEAT_DIFF | |
4303 newwin->w_topfill = 0; | |
4304 #endif | |
4305 newwin->w_botline = 2; | |
4306 newwin->w_cursor.lnum = 1; | |
4307 #ifdef FEAT_SCROLLBIND | |
4308 newwin->w_scbind_pos = 1; | |
4309 #endif | |
4310 | |
4311 /* We won't calculate w_fraction until resizing the window */ | |
4312 newwin->w_fraction = 0; | |
4313 newwin->w_prev_fraction_row = -1; | |
4314 | |
4315 #ifdef FEAT_GUI | |
4316 if (gui.in_use) | |
4317 { | |
4318 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT], | |
4319 SBAR_LEFT, newwin); | |
4320 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT], | |
4321 SBAR_RIGHT, newwin); | |
4322 } | |
4323 #endif | |
4324 #ifdef FEAT_EVAL | |
126 | 4325 /* init w: variables */ |
4326 init_var_dict(&newwin->w_vars, &newwin->w_winvar); | |
7 | 4327 #endif |
4328 #ifdef FEAT_FOLDING | |
4329 foldInitWin(newwin); | |
4330 #endif | |
1114 | 4331 #ifdef FEAT_AUTOCMD |
1410 | 4332 unblock_autocmds(); |
1114 | 4333 #endif |
1326 | 4334 #ifdef FEAT_SEARCH_EXTRA |
4335 newwin->w_match_head = NULL; | |
4336 newwin->w_next_match_id = 4; | |
4337 #endif | |
7 | 4338 } |
4339 return newwin; | |
4340 } | |
4341 | |
4342 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4343 | |
4344 /* | |
4345 * remove window 'wp' from the window list and free the structure | |
4346 */ | |
4347 static void | |
671 | 4348 win_free(wp, tp) |
7 | 4349 win_T *wp; |
671 | 4350 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4351 { |
4352 int i; | |
4353 | |
1918 | 4354 #ifdef FEAT_FOLDING |
4355 clearFolding(wp); | |
4356 #endif | |
4357 | |
4358 /* reduce the reference count to the argument list. */ | |
4359 alist_unlink(wp->w_alist); | |
4360 | |
1114 | 4361 #ifdef FEAT_AUTOCMD |
4362 /* Don't execute autocommands while the window is halfway being deleted. | |
4363 * gui_mch_destroy_scrollbar() may trigger a FocusGained event. */ | |
1410 | 4364 block_autocmds(); |
1114 | 4365 #endif |
4366 | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4367 #ifdef FEAT_LUA |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4368 lua_window_free(wp); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4369 #endif |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4370 |
14 | 4371 #ifdef FEAT_MZSCHEME |
4372 mzscheme_window_free(wp); | |
4373 #endif | |
4374 | |
7 | 4375 #ifdef FEAT_PERL |
4376 perl_win_free(wp); | |
4377 #endif | |
4378 | |
4379 #ifdef FEAT_PYTHON | |
4380 python_window_free(wp); | |
4381 #endif | |
4382 | |
2329
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4383 #ifdef FEAT_PYTHON3 |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4384 python3_window_free(wp); |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4385 #endif |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4386 |
7 | 4387 #ifdef FEAT_TCL |
4388 tcl_window_free(wp); | |
4389 #endif | |
4390 | |
4391 #ifdef FEAT_RUBY | |
4392 ruby_window_free(wp); | |
4393 #endif | |
4394 | |
4395 clear_winopt(&wp->w_onebuf_opt); | |
4396 clear_winopt(&wp->w_allbuf_opt); | |
4397 | |
4398 #ifdef FEAT_EVAL | |
126 | 4399 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */ |
7 | 4400 #endif |
4401 | |
4402 if (prevwin == wp) | |
4403 prevwin = NULL; | |
4404 win_free_lsize(wp); | |
4405 | |
4406 for (i = 0; i < wp->w_tagstacklen; ++i) | |
4407 vim_free(wp->w_tagstack[i].tagname); | |
4408 | |
4409 vim_free(wp->w_localdir); | |
1326 | 4410 |
7 | 4411 #ifdef FEAT_SEARCH_EXTRA |
1326 | 4412 clear_matches(wp); |
4413 #endif | |
4414 | |
7 | 4415 #ifdef FEAT_JUMPLIST |
4416 free_jumplist(wp); | |
4417 #endif | |
4418 | |
643 | 4419 #ifdef FEAT_QUICKFIX |
4420 qf_free_all(wp); | |
4421 #endif | |
4422 | |
7 | 4423 #ifdef FEAT_GUI |
4424 if (gui.in_use) | |
4425 { | |
4426 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]); | |
4427 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]); | |
4428 } | |
4429 #endif /* FEAT_GUI */ | |
4430 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4431 #ifdef FEAT_SYN_HL |
2253
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
4432 reset_synblock(wp); /* free independent synblock */ |
2314
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2306
diff
changeset
|
4433 vim_free(wp->w_p_cc_cols); |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4434 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4435 |
1918 | 4436 #ifdef FEAT_AUTOCMD |
4437 if (wp != aucmd_win) | |
4438 #endif | |
4439 win_remove(wp, tp); | |
7 | 4440 vim_free(wp); |
1114 | 4441 |
4442 #ifdef FEAT_AUTOCMD | |
1410 | 4443 unblock_autocmds(); |
1114 | 4444 #endif |
7 | 4445 } |
4446 | |
4447 /* | |
4448 * Append window "wp" in the window list after window "after". | |
4449 */ | |
1906 | 4450 void |
7 | 4451 win_append(after, wp) |
4452 win_T *after, *wp; | |
4453 { | |
4454 win_T *before; | |
4455 | |
4456 if (after == NULL) /* after NULL is in front of the first */ | |
4457 before = firstwin; | |
4458 else | |
4459 before = after->w_next; | |
4460 | |
4461 wp->w_next = before; | |
4462 wp->w_prev = after; | |
4463 if (after == NULL) | |
4464 firstwin = wp; | |
4465 else | |
4466 after->w_next = wp; | |
4467 if (before == NULL) | |
4468 lastwin = wp; | |
4469 else | |
4470 before->w_prev = wp; | |
4471 } | |
4472 | |
4473 /* | |
4474 * Remove a window from the window list. | |
4475 */ | |
1906 | 4476 void |
671 | 4477 win_remove(wp, tp) |
7 | 4478 win_T *wp; |
671 | 4479 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4480 { |
4481 if (wp->w_prev != NULL) | |
4482 wp->w_prev->w_next = wp->w_next; | |
671 | 4483 else if (tp == NULL) |
4484 firstwin = wp->w_next; | |
7 | 4485 else |
671 | 4486 tp->tp_firstwin = wp->w_next; |
7 | 4487 if (wp->w_next != NULL) |
4488 wp->w_next->w_prev = wp->w_prev; | |
671 | 4489 else if (tp == NULL) |
4490 lastwin = wp->w_prev; | |
7 | 4491 else |
671 | 4492 tp->tp_lastwin = wp->w_prev; |
7 | 4493 } |
4494 | |
4495 /* | |
4496 * Append frame "frp" in a frame list after frame "after". | |
4497 */ | |
4498 static void | |
4499 frame_append(after, frp) | |
4500 frame_T *after, *frp; | |
4501 { | |
4502 frp->fr_next = after->fr_next; | |
4503 after->fr_next = frp; | |
4504 if (frp->fr_next != NULL) | |
4505 frp->fr_next->fr_prev = frp; | |
4506 frp->fr_prev = after; | |
4507 } | |
4508 | |
4509 /* | |
4510 * Insert frame "frp" in a frame list before frame "before". | |
4511 */ | |
4512 static void | |
4513 frame_insert(before, frp) | |
4514 frame_T *before, *frp; | |
4515 { | |
4516 frp->fr_next = before; | |
4517 frp->fr_prev = before->fr_prev; | |
4518 before->fr_prev = frp; | |
4519 if (frp->fr_prev != NULL) | |
4520 frp->fr_prev->fr_next = frp; | |
4521 else | |
4522 frp->fr_parent->fr_child = frp; | |
4523 } | |
4524 | |
4525 /* | |
4526 * Remove a frame from a frame list. | |
4527 */ | |
4528 static void | |
4529 frame_remove(frp) | |
4530 frame_T *frp; | |
4531 { | |
4532 if (frp->fr_prev != NULL) | |
4533 frp->fr_prev->fr_next = frp->fr_next; | |
4534 else | |
4535 frp->fr_parent->fr_child = frp->fr_next; | |
4536 if (frp->fr_next != NULL) | |
4537 frp->fr_next->fr_prev = frp->fr_prev; | |
4538 } | |
4539 | |
4540 #endif /* FEAT_WINDOWS */ | |
4541 | |
4542 /* | |
4543 * Allocate w_lines[] for window "wp". | |
4544 * Return FAIL for failure, OK for success. | |
4545 */ | |
4546 int | |
4547 win_alloc_lines(wp) | |
4548 win_T *wp; | |
4549 { | |
4550 wp->w_lines_valid = 0; | |
1042 | 4551 wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T))); |
7 | 4552 if (wp->w_lines == NULL) |
4553 return FAIL; | |
4554 return OK; | |
4555 } | |
4556 | |
4557 /* | |
4558 * free lsize arrays for a window | |
4559 */ | |
4560 void | |
4561 win_free_lsize(wp) | |
4562 win_T *wp; | |
4563 { | |
4564 vim_free(wp->w_lines); | |
4565 wp->w_lines = NULL; | |
4566 } | |
4567 | |
4568 /* | |
4569 * Called from win_new_shellsize() after Rows changed. | |
671 | 4570 * This only does the current tab page, others must be done when made active. |
7 | 4571 */ |
4572 void | |
4573 shell_new_rows() | |
4574 { | |
667 | 4575 int h = (int)ROWS_AVAIL; |
7 | 4576 |
4577 if (firstwin == NULL) /* not initialized yet */ | |
4578 return; | |
4579 #ifdef FEAT_WINDOWS | |
4580 if (h < frame_minheight(topframe, NULL)) | |
4581 h = frame_minheight(topframe, NULL); | |
779 | 4582 |
4583 /* First try setting the heights of windows with 'winfixheight'. If | |
7 | 4584 * that doesn't result in the right height, forget about that option. */ |
4585 frame_new_height(topframe, h, FALSE, TRUE); | |
4586 if (topframe->fr_height != h) | |
4587 frame_new_height(topframe, h, FALSE, FALSE); | |
4588 | |
4589 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ | |
4590 #else | |
4591 if (h < 1) | |
4592 h = 1; | |
4593 win_new_height(firstwin, h); | |
4594 #endif | |
4595 compute_cmdrow(); | |
170 | 4596 #ifdef FEAT_WINDOWS |
824 | 4597 curtab->tp_ch_used = p_ch; |
170 | 4598 #endif |
4599 | |
7 | 4600 #if 0 |
4601 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4602 if (p_ea) | |
4603 win_equal(curwin, FALSE, 'v'); | |
4604 #endif | |
4605 } | |
4606 | |
4607 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
4608 /* | |
4609 * Called from win_new_shellsize() after Columns changed. | |
4610 */ | |
4611 void | |
4612 shell_new_columns() | |
4613 { | |
4614 if (firstwin == NULL) /* not initialized yet */ | |
4615 return; | |
779 | 4616 |
4617 /* First try setting the widths of windows with 'winfixwidth'. If that | |
4618 * doesn't result in the right width, forget about that option. */ | |
4619 frame_new_width(topframe, (int)Columns, FALSE, TRUE); | |
4620 if (topframe->fr_width != Columns) | |
4621 frame_new_width(topframe, (int)Columns, FALSE, FALSE); | |
4622 | |
7 | 4623 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
4624 #if 0 | |
4625 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4626 if (p_ea) | |
4627 win_equal(curwin, FALSE, 'h'); | |
4628 #endif | |
4629 } | |
4630 #endif | |
4631 | |
4632 #if defined(FEAT_CMDWIN) || defined(PROTO) | |
4633 /* | |
4634 * Save the size of all windows in "gap". | |
4635 */ | |
4636 void | |
4637 win_size_save(gap) | |
4638 garray_T *gap; | |
4639 | |
4640 { | |
4641 win_T *wp; | |
4642 | |
4643 ga_init2(gap, (int)sizeof(int), 1); | |
4644 if (ga_grow(gap, win_count() * 2) == OK) | |
4645 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4646 { | |
4647 ((int *)gap->ga_data)[gap->ga_len++] = | |
4648 wp->w_width + wp->w_vsep_width; | |
4649 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height; | |
4650 } | |
4651 } | |
4652 | |
4653 /* | |
4654 * Restore window sizes, but only if the number of windows is still the same. | |
4655 * Does not free the growarray. | |
4656 */ | |
4657 void | |
4658 win_size_restore(gap) | |
4659 garray_T *gap; | |
4660 { | |
4661 win_T *wp; | |
4662 int i; | |
4663 | |
4664 if (win_count() * 2 == gap->ga_len) | |
4665 { | |
4666 i = 0; | |
4667 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4668 { | |
4669 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]); | |
4670 win_setheight_win(((int *)gap->ga_data)[i++], wp); | |
4671 } | |
4672 /* recompute the window positions */ | |
4673 (void)win_comp_pos(); | |
4674 } | |
4675 } | |
4676 #endif /* FEAT_CMDWIN */ | |
4677 | |
4678 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4679 /* | |
4680 * Update the position for all windows, using the width and height of the | |
4681 * frames. | |
4682 * Returns the row just after the last window. | |
4683 */ | |
668 | 4684 int |
7 | 4685 win_comp_pos() |
4686 { | |
685 | 4687 int row = tabline_height(); |
7 | 4688 int col = 0; |
4689 | |
4690 frame_comp_pos(topframe, &row, &col); | |
4691 return row; | |
4692 } | |
4693 | |
4694 /* | |
4695 * Update the position of the windows in frame "topfrp", using the width and | |
4696 * height of the frames. | |
4697 * "*row" and "*col" are the top-left position of the frame. They are updated | |
4698 * to the bottom-right position plus one. | |
4699 */ | |
4700 static void | |
4701 frame_comp_pos(topfrp, row, col) | |
4702 frame_T *topfrp; | |
4703 int *row; | |
4704 int *col; | |
4705 { | |
4706 win_T *wp; | |
4707 frame_T *frp; | |
4708 #ifdef FEAT_VERTSPLIT | |
4709 int startcol; | |
4710 int startrow; | |
4711 #endif | |
4712 | |
4713 wp = topfrp->fr_win; | |
4714 if (wp != NULL) | |
4715 { | |
4716 if (wp->w_winrow != *row | |
4717 #ifdef FEAT_VERTSPLIT | |
4718 || wp->w_wincol != *col | |
4719 #endif | |
4720 ) | |
4721 { | |
4722 /* position changed, redraw */ | |
4723 wp->w_winrow = *row; | |
4724 #ifdef FEAT_VERTSPLIT | |
4725 wp->w_wincol = *col; | |
4726 #endif | |
4727 redraw_win_later(wp, NOT_VALID); | |
4728 wp->w_redr_status = TRUE; | |
4729 } | |
4730 *row += wp->w_height + wp->w_status_height; | |
4731 #ifdef FEAT_VERTSPLIT | |
4732 *col += wp->w_width + wp->w_vsep_width; | |
4733 #endif | |
4734 } | |
4735 else | |
4736 { | |
4737 #ifdef FEAT_VERTSPLIT | |
4738 startrow = *row; | |
4739 startcol = *col; | |
4740 #endif | |
4741 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
4742 { | |
4743 #ifdef FEAT_VERTSPLIT | |
4744 if (topfrp->fr_layout == FR_ROW) | |
4745 *row = startrow; /* all frames are at the same row */ | |
4746 else | |
4747 *col = startcol; /* all frames are at the same col */ | |
4748 #endif | |
4749 frame_comp_pos(frp, row, col); | |
4750 } | |
4751 } | |
4752 } | |
4753 | |
4754 #endif /* FEAT_WINDOWS */ | |
4755 | |
4756 /* | |
4757 * Set current window height and take care of repositioning other windows to | |
4758 * fit around it. | |
4759 */ | |
4760 void | |
4761 win_setheight(height) | |
4762 int height; | |
4763 { | |
4764 win_setheight_win(height, curwin); | |
4765 } | |
4766 | |
4767 /* | |
4768 * Set the window height of window "win" and take care of repositioning other | |
4769 * windows to fit around it. | |
4770 */ | |
4771 void | |
4772 win_setheight_win(height, win) | |
4773 int height; | |
4774 win_T *win; | |
4775 { | |
4776 int row; | |
4777 | |
4778 if (win == curwin) | |
4779 { | |
4780 /* Always keep current window at least one line high, even when | |
4781 * 'winminheight' is zero. */ | |
4782 #ifdef FEAT_WINDOWS | |
4783 if (height < p_wmh) | |
4784 height = p_wmh; | |
4785 #endif | |
4786 if (height == 0) | |
4787 height = 1; | |
4788 } | |
4789 | |
4790 #ifdef FEAT_WINDOWS | |
4791 frame_setheight(win->w_frame, height + win->w_status_height); | |
4792 | |
4793 /* recompute the window positions */ | |
4794 row = win_comp_pos(); | |
4795 #else | |
4796 if (height > topframe->fr_height) | |
4797 height = topframe->fr_height; | |
4798 win->w_height = height; | |
4799 row = height; | |
4800 #endif | |
4801 | |
4802 /* | |
4803 * If there is extra space created between the last window and the command | |
4804 * line, clear it. | |
4805 */ | |
4806 if (full_screen && msg_scrolled == 0 && row < cmdline_row) | |
4807 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
4808 cmdline_row = row; | |
4809 msg_row = row; | |
4810 msg_col = 0; | |
4811 | |
4812 redraw_all_later(NOT_VALID); | |
4813 } | |
4814 | |
4815 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4816 | |
4817 /* | |
4818 * Set the height of a frame to "height" and take care that all frames and | |
4819 * windows inside it are resized. Also resize frames on the left and right if | |
4820 * the are in the same FR_ROW frame. | |
4821 * | |
4822 * Strategy: | |
4823 * If the frame is part of a FR_COL frame, try fitting the frame in that | |
4824 * frame. If that doesn't work (the FR_COL frame is too small), recursively | |
4825 * go to containing frames to resize them and make room. | |
4826 * If the frame is part of a FR_ROW frame, all frames must be resized as well. | |
4827 * Check for the minimal height of the FR_ROW frame. | |
4828 * At the top level we can also use change the command line height. | |
4829 */ | |
4830 static void | |
4831 frame_setheight(curfrp, height) | |
4832 frame_T *curfrp; | |
4833 int height; | |
4834 { | |
4835 int room; /* total number of lines available */ | |
4836 int take; /* number of lines taken from other windows */ | |
4837 int room_cmdline; /* lines available from cmdline */ | |
4838 int run; | |
4839 frame_T *frp; | |
4840 int h; | |
4841 int room_reserved; | |
4842 | |
4843 /* If the height already is the desired value, nothing to do. */ | |
4844 if (curfrp->fr_height == height) | |
4845 return; | |
4846 | |
4847 if (curfrp->fr_parent == NULL) | |
4848 { | |
4849 /* topframe: can only change the command line */ | |
667 | 4850 if (height > ROWS_AVAIL) |
4851 height = ROWS_AVAIL; | |
7 | 4852 if (height > 0) |
4853 frame_new_height(curfrp, height, FALSE, FALSE); | |
4854 } | |
4855 else if (curfrp->fr_parent->fr_layout == FR_ROW) | |
4856 { | |
4857 /* Row of frames: Also need to resize frames left and right of this | |
4858 * one. First check for the minimal height of these. */ | |
4859 h = frame_minheight(curfrp->fr_parent, NULL); | |
4860 if (height < h) | |
4861 height = h; | |
4862 frame_setheight(curfrp->fr_parent, height); | |
4863 } | |
4864 else | |
4865 { | |
4866 /* | |
4867 * Column of frames: try to change only frames in this column. | |
4868 */ | |
4869 #ifdef FEAT_VERTSPLIT | |
4870 /* | |
4871 * Do this twice: | |
4872 * 1: compute room available, if it's not enough try resizing the | |
4873 * containing frame. | |
4874 * 2: compute the room available and adjust the height to it. | |
4875 * Try not to reduce the height of a window with 'winfixheight' set. | |
4876 */ | |
4877 for (run = 1; run <= 2; ++run) | |
4878 #else | |
4879 for (;;) | |
4880 #endif | |
4881 { | |
4882 room = 0; | |
4883 room_reserved = 0; | |
4884 for (frp = curfrp->fr_parent->fr_child; frp != NULL; | |
4885 frp = frp->fr_next) | |
4886 { | |
4887 if (frp != curfrp | |
4888 && frp->fr_win != NULL | |
4889 && frp->fr_win->w_p_wfh) | |
4890 room_reserved += frp->fr_height; | |
4891 room += frp->fr_height; | |
4892 if (frp != curfrp) | |
4893 room -= frame_minheight(frp, NULL); | |
4894 } | |
4895 #ifdef FEAT_VERTSPLIT | |
4896 if (curfrp->fr_width != Columns) | |
4897 room_cmdline = 0; | |
4898 else | |
4899 #endif | |
4900 { | |
4901 room_cmdline = Rows - p_ch - (lastwin->w_winrow | |
4902 + lastwin->w_height + lastwin->w_status_height); | |
4903 if (room_cmdline < 0) | |
4904 room_cmdline = 0; | |
4905 } | |
4906 | |
4907 if (height <= room + room_cmdline) | |
4908 break; | |
4909 #ifdef FEAT_VERTSPLIT | |
4910 if (run == 2 || curfrp->fr_width == Columns) | |
4911 #endif | |
4912 { | |
4913 if (height > room + room_cmdline) | |
4914 height = room + room_cmdline; | |
4915 break; | |
4916 } | |
4917 #ifdef FEAT_VERTSPLIT | |
4918 frame_setheight(curfrp->fr_parent, height | |
4919 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1); | |
4920 #endif | |
4921 /*NOTREACHED*/ | |
4922 } | |
4923 | |
4924 /* | |
4925 * Compute the number of lines we will take from others frames (can be | |
4926 * negative!). | |
4927 */ | |
4928 take = height - curfrp->fr_height; | |
4929 | |
4930 /* If there is not enough room, also reduce the height of a window | |
4931 * with 'winfixheight' set. */ | |
4932 if (height > room + room_cmdline - room_reserved) | |
4933 room_reserved = room + room_cmdline - height; | |
4934 /* If there is only a 'winfixheight' window and making the | |
4935 * window smaller, need to make the other window taller. */ | |
4936 if (take < 0 && room - curfrp->fr_height < room_reserved) | |
4937 room_reserved = 0; | |
4938 | |
4939 if (take > 0 && room_cmdline > 0) | |
4940 { | |
4941 /* use lines from cmdline first */ | |
4942 if (take < room_cmdline) | |
4943 room_cmdline = take; | |
4944 take -= room_cmdline; | |
4945 topframe->fr_height += room_cmdline; | |
4946 } | |
4947 | |
4948 /* | |
4949 * set the current frame to the new height | |
4950 */ | |
4951 frame_new_height(curfrp, height, FALSE, FALSE); | |
4952 | |
4953 /* | |
4954 * First take lines from the frames after the current frame. If | |
4955 * that is not enough, takes lines from frames above the current | |
4956 * frame. | |
4957 */ | |
4958 for (run = 0; run < 2; ++run) | |
4959 { | |
4960 if (run == 0) | |
4961 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
4962 else | |
4963 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
4964 while (frp != NULL && take != 0) | |
4965 { | |
4966 h = frame_minheight(frp, NULL); | |
4967 if (room_reserved > 0 | |
4968 && frp->fr_win != NULL | |
4969 && frp->fr_win->w_p_wfh) | |
4970 { | |
4971 if (room_reserved >= frp->fr_height) | |
4972 room_reserved -= frp->fr_height; | |
4973 else | |
4974 { | |
4975 if (frp->fr_height - room_reserved > take) | |
4976 room_reserved = frp->fr_height - take; | |
4977 take -= frp->fr_height - room_reserved; | |
4978 frame_new_height(frp, room_reserved, FALSE, FALSE); | |
4979 room_reserved = 0; | |
4980 } | |
4981 } | |
4982 else | |
4983 { | |
4984 if (frp->fr_height - take < h) | |
4985 { | |
4986 take -= frp->fr_height - h; | |
4987 frame_new_height(frp, h, FALSE, FALSE); | |
4988 } | |
4989 else | |
4990 { | |
4991 frame_new_height(frp, frp->fr_height - take, | |
4992 FALSE, FALSE); | |
4993 take = 0; | |
4994 } | |
4995 } | |
4996 if (run == 0) | |
4997 frp = frp->fr_next; | |
4998 else | |
4999 frp = frp->fr_prev; | |
5000 } | |
5001 } | |
5002 } | |
5003 } | |
5004 | |
5005 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
5006 /* | |
5007 * Set current window width and take care of repositioning other windows to | |
5008 * fit around it. | |
5009 */ | |
5010 void | |
5011 win_setwidth(width) | |
5012 int width; | |
5013 { | |
5014 win_setwidth_win(width, curwin); | |
5015 } | |
5016 | |
5017 void | |
5018 win_setwidth_win(width, wp) | |
5019 int width; | |
5020 win_T *wp; | |
5021 { | |
5022 /* Always keep current window at least one column wide, even when | |
5023 * 'winminwidth' is zero. */ | |
5024 if (wp == curwin) | |
5025 { | |
5026 if (width < p_wmw) | |
5027 width = p_wmw; | |
5028 if (width == 0) | |
5029 width = 1; | |
5030 } | |
5031 | |
5032 frame_setwidth(wp->w_frame, width + wp->w_vsep_width); | |
5033 | |
5034 /* recompute the window positions */ | |
5035 (void)win_comp_pos(); | |
5036 | |
5037 redraw_all_later(NOT_VALID); | |
5038 } | |
5039 | |
5040 /* | |
5041 * Set the width of a frame to "width" and take care that all frames and | |
5042 * windows inside it are resized. Also resize frames above and below if the | |
5043 * are in the same FR_ROW frame. | |
5044 * | |
5045 * Strategy is similar to frame_setheight(). | |
5046 */ | |
5047 static void | |
5048 frame_setwidth(curfrp, width) | |
5049 frame_T *curfrp; | |
5050 int width; | |
5051 { | |
5052 int room; /* total number of lines available */ | |
5053 int take; /* number of lines taken from other windows */ | |
5054 int run; | |
5055 frame_T *frp; | |
5056 int w; | |
779 | 5057 int room_reserved; |
7 | 5058 |
5059 /* If the width already is the desired value, nothing to do. */ | |
5060 if (curfrp->fr_width == width) | |
5061 return; | |
5062 | |
5063 if (curfrp->fr_parent == NULL) | |
5064 /* topframe: can't change width */ | |
5065 return; | |
5066 | |
5067 if (curfrp->fr_parent->fr_layout == FR_COL) | |
5068 { | |
5069 /* Column of frames: Also need to resize frames above and below of | |
5070 * this one. First check for the minimal width of these. */ | |
5071 w = frame_minwidth(curfrp->fr_parent, NULL); | |
5072 if (width < w) | |
5073 width = w; | |
5074 frame_setwidth(curfrp->fr_parent, width); | |
5075 } | |
5076 else | |
5077 { | |
5078 /* | |
5079 * Row of frames: try to change only frames in this row. | |
5080 * | |
5081 * Do this twice: | |
5082 * 1: compute room available, if it's not enough try resizing the | |
5083 * containing frame. | |
5084 * 2: compute the room available and adjust the width to it. | |
5085 */ | |
5086 for (run = 1; run <= 2; ++run) | |
5087 { | |
5088 room = 0; | |
779 | 5089 room_reserved = 0; |
7 | 5090 for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
5091 frp = frp->fr_next) | |
5092 { | |
779 | 5093 if (frp != curfrp |
5094 && frp->fr_win != NULL | |
5095 && frp->fr_win->w_p_wfw) | |
5096 room_reserved += frp->fr_width; | |
7 | 5097 room += frp->fr_width; |
5098 if (frp != curfrp) | |
5099 room -= frame_minwidth(frp, NULL); | |
5100 } | |
5101 | |
5102 if (width <= room) | |
5103 break; | |
667 | 5104 if (run == 2 || curfrp->fr_height >= ROWS_AVAIL) |
7 | 5105 { |
5106 if (width > room) | |
5107 width = room; | |
5108 break; | |
5109 } | |
5110 frame_setwidth(curfrp->fr_parent, width | |
5111 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1); | |
5112 } | |
5113 | |
5114 /* | |
5115 * Compute the number of lines we will take from others frames (can be | |
5116 * negative!). | |
5117 */ | |
5118 take = width - curfrp->fr_width; | |
5119 | |
779 | 5120 /* If there is not enough room, also reduce the width of a window |
5121 * with 'winfixwidth' set. */ | |
5122 if (width > room - room_reserved) | |
5123 room_reserved = room - width; | |
5124 /* If there is only a 'winfixwidth' window and making the | |
5125 * window smaller, need to make the other window narrower. */ | |
5126 if (take < 0 && room - curfrp->fr_width < room_reserved) | |
5127 room_reserved = 0; | |
5128 | |
7 | 5129 /* |
5130 * set the current frame to the new width | |
5131 */ | |
779 | 5132 frame_new_width(curfrp, width, FALSE, FALSE); |
7 | 5133 |
5134 /* | |
5135 * First take lines from the frames right of the current frame. If | |
5136 * that is not enough, takes lines from frames left of the current | |
5137 * frame. | |
5138 */ | |
5139 for (run = 0; run < 2; ++run) | |
5140 { | |
5141 if (run == 0) | |
5142 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
5143 else | |
5144 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
5145 while (frp != NULL && take != 0) | |
5146 { | |
5147 w = frame_minwidth(frp, NULL); | |
779 | 5148 if (room_reserved > 0 |
5149 && frp->fr_win != NULL | |
5150 && frp->fr_win->w_p_wfw) | |
7 | 5151 { |
779 | 5152 if (room_reserved >= frp->fr_width) |
5153 room_reserved -= frp->fr_width; | |
5154 else | |
5155 { | |
5156 if (frp->fr_width - room_reserved > take) | |
5157 room_reserved = frp->fr_width - take; | |
5158 take -= frp->fr_width - room_reserved; | |
5159 frame_new_width(frp, room_reserved, FALSE, FALSE); | |
5160 room_reserved = 0; | |
5161 } | |
7 | 5162 } |
5163 else | |
5164 { | |
779 | 5165 if (frp->fr_width - take < w) |
5166 { | |
5167 take -= frp->fr_width - w; | |
5168 frame_new_width(frp, w, FALSE, FALSE); | |
5169 } | |
5170 else | |
5171 { | |
5172 frame_new_width(frp, frp->fr_width - take, | |
5173 FALSE, FALSE); | |
5174 take = 0; | |
5175 } | |
7 | 5176 } |
5177 if (run == 0) | |
5178 frp = frp->fr_next; | |
5179 else | |
5180 frp = frp->fr_prev; | |
5181 } | |
5182 } | |
5183 } | |
5184 } | |
5185 #endif /* FEAT_VERTSPLIT */ | |
5186 | |
5187 /* | |
5188 * Check 'winminheight' for a valid value. | |
5189 */ | |
5190 void | |
5191 win_setminheight() | |
5192 { | |
5193 int room; | |
5194 int first = TRUE; | |
5195 win_T *wp; | |
5196 | |
5197 /* loop until there is a 'winminheight' that is possible */ | |
5198 while (p_wmh > 0) | |
5199 { | |
5200 /* TODO: handle vertical splits */ | |
5201 room = -p_wh; | |
5202 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
5203 room += wp->w_height - p_wmh; | |
5204 if (room >= 0) | |
5205 break; | |
5206 --p_wmh; | |
5207 if (first) | |
5208 { | |
5209 EMSG(_(e_noroom)); | |
5210 first = FALSE; | |
5211 } | |
5212 } | |
5213 } | |
5214 | |
5215 #ifdef FEAT_MOUSE | |
5216 | |
5217 /* | |
5218 * Status line of dragwin is dragged "offset" lines down (negative is up). | |
5219 */ | |
5220 void | |
5221 win_drag_status_line(dragwin, offset) | |
5222 win_T *dragwin; | |
5223 int offset; | |
5224 { | |
5225 frame_T *curfr; | |
5226 frame_T *fr; | |
5227 int room; | |
5228 int row; | |
5229 int up; /* if TRUE, drag status line up, otherwise down */ | |
5230 int n; | |
5231 | |
5232 fr = dragwin->w_frame; | |
5233 curfr = fr; | |
5234 if (fr != topframe) /* more than one window */ | |
5235 { | |
5236 fr = fr->fr_parent; | |
5237 /* When the parent frame is not a column of frames, its parent should | |
5238 * be. */ | |
5239 if (fr->fr_layout != FR_COL) | |
5240 { | |
5241 curfr = fr; | |
5242 if (fr != topframe) /* only a row of windows, may drag statusline */ | |
5243 fr = fr->fr_parent; | |
5244 } | |
5245 } | |
5246 | |
5247 /* If this is the last frame in a column, may want to resize the parent | |
5248 * frame instead (go two up to skip a row of frames). */ | |
5249 while (curfr != topframe && curfr->fr_next == NULL) | |
5250 { | |
5251 if (fr != topframe) | |
5252 fr = fr->fr_parent; | |
5253 curfr = fr; | |
5254 if (fr != topframe) | |
5255 fr = fr->fr_parent; | |
5256 } | |
5257 | |
5258 if (offset < 0) /* drag up */ | |
5259 { | |
5260 up = TRUE; | |
5261 offset = -offset; | |
5262 /* sum up the room of the current frame and above it */ | |
5263 if (fr == curfr) | |
5264 { | |
5265 /* only one window */ | |
5266 room = fr->fr_height - frame_minheight(fr, NULL); | |
5267 } | |
5268 else | |
5269 { | |
5270 room = 0; | |
5271 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5272 { | |
5273 room += fr->fr_height - frame_minheight(fr, NULL); | |
5274 if (fr == curfr) | |
5275 break; | |
5276 } | |
5277 } | |
5278 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5279 } | |
5280 else /* drag down */ | |
5281 { | |
5282 up = FALSE; | |
5283 /* | |
5284 * Only dragging the last status line can reduce p_ch. | |
5285 */ | |
5286 room = Rows - cmdline_row; | |
5287 if (curfr->fr_next == NULL) | |
5288 room -= 1; | |
5289 else | |
5290 room -= p_ch; | |
5291 if (room < 0) | |
5292 room = 0; | |
5293 /* sum up the room of frames below of the current one */ | |
5294 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5295 room += fr->fr_height - frame_minheight(fr, NULL); | |
5296 fr = curfr; /* put fr at window that grows */ | |
5297 } | |
5298 | |
5299 if (room < offset) /* Not enough room */ | |
5300 offset = room; /* Move as far as we can */ | |
5301 if (offset <= 0) | |
5302 return; | |
5303 | |
5304 /* | |
5305 * Grow frame fr by "offset" lines. | |
5306 * Doesn't happen when dragging the last status line up. | |
5307 */ | |
5308 if (fr != NULL) | |
5309 frame_new_height(fr, fr->fr_height + offset, up, FALSE); | |
5310 | |
5311 if (up) | |
5312 fr = curfr; /* current frame gets smaller */ | |
5313 else | |
5314 fr = curfr->fr_next; /* next frame gets smaller */ | |
5315 | |
5316 /* | |
5317 * Now make the other frames smaller. | |
5318 */ | |
5319 while (fr != NULL && offset > 0) | |
5320 { | |
5321 n = frame_minheight(fr, NULL); | |
5322 if (fr->fr_height - offset <= n) | |
5323 { | |
5324 offset -= fr->fr_height - n; | |
5325 frame_new_height(fr, n, !up, FALSE); | |
5326 } | |
5327 else | |
5328 { | |
5329 frame_new_height(fr, fr->fr_height - offset, !up, FALSE); | |
5330 break; | |
5331 } | |
5332 if (up) | |
5333 fr = fr->fr_prev; | |
5334 else | |
5335 fr = fr->fr_next; | |
5336 } | |
5337 row = win_comp_pos(); | |
5338 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
5339 cmdline_row = row; | |
5340 p_ch = Rows - cmdline_row; | |
5341 if (p_ch < 1) | |
5342 p_ch = 1; | |
824 | 5343 curtab->tp_ch_used = p_ch; |
737 | 5344 redraw_all_later(SOME_VALID); |
7 | 5345 showmode(); |
5346 } | |
5347 | |
5348 #ifdef FEAT_VERTSPLIT | |
5349 /* | |
5350 * Separator line of dragwin is dragged "offset" lines right (negative is left). | |
5351 */ | |
5352 void | |
5353 win_drag_vsep_line(dragwin, offset) | |
5354 win_T *dragwin; | |
5355 int offset; | |
5356 { | |
5357 frame_T *curfr; | |
5358 frame_T *fr; | |
5359 int room; | |
5360 int left; /* if TRUE, drag separator line left, otherwise right */ | |
5361 int n; | |
5362 | |
5363 fr = dragwin->w_frame; | |
840 | 5364 if (fr == topframe) /* only one window (cannot happen?) */ |
7 | 5365 return; |
5366 curfr = fr; | |
5367 fr = fr->fr_parent; | |
5368 /* When the parent frame is not a row of frames, its parent should be. */ | |
5369 if (fr->fr_layout != FR_ROW) | |
5370 { | |
5371 if (fr == topframe) /* only a column of windows (cannot happen?) */ | |
5372 return; | |
5373 curfr = fr; | |
5374 fr = fr->fr_parent; | |
5375 } | |
5376 | |
5377 /* If this is the last frame in a row, may want to resize a parent | |
5378 * frame instead. */ | |
5379 while (curfr->fr_next == NULL) | |
5380 { | |
5381 if (fr == topframe) | |
5382 break; | |
5383 curfr = fr; | |
5384 fr = fr->fr_parent; | |
5385 if (fr != topframe) | |
5386 { | |
5387 curfr = fr; | |
5388 fr = fr->fr_parent; | |
5389 } | |
5390 } | |
5391 | |
5392 if (offset < 0) /* drag left */ | |
5393 { | |
5394 left = TRUE; | |
5395 offset = -offset; | |
5396 /* sum up the room of the current frame and left of it */ | |
5397 room = 0; | |
5398 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5399 { | |
5400 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5401 if (fr == curfr) | |
5402 break; | |
5403 } | |
5404 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5405 } | |
5406 else /* drag right */ | |
5407 { | |
5408 left = FALSE; | |
5409 /* sum up the room of frames right of the current one */ | |
5410 room = 0; | |
5411 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5412 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5413 fr = curfr; /* put fr at window that grows */ | |
5414 } | |
5415 | |
5416 if (room < offset) /* Not enough room */ | |
5417 offset = room; /* Move as far as we can */ | |
5418 if (offset <= 0) /* No room at all, quit. */ | |
5419 return; | |
5420 | |
5421 /* grow frame fr by offset lines */ | |
779 | 5422 frame_new_width(fr, fr->fr_width + offset, left, FALSE); |
7 | 5423 |
5424 /* shrink other frames: current and at the left or at the right */ | |
5425 if (left) | |
5426 fr = curfr; /* current frame gets smaller */ | |
5427 else | |
5428 fr = curfr->fr_next; /* next frame gets smaller */ | |
5429 | |
5430 while (fr != NULL && offset > 0) | |
5431 { | |
5432 n = frame_minwidth(fr, NULL); | |
5433 if (fr->fr_width - offset <= n) | |
5434 { | |
5435 offset -= fr->fr_width - n; | |
779 | 5436 frame_new_width(fr, n, !left, FALSE); |
7 | 5437 } |
5438 else | |
5439 { | |
779 | 5440 frame_new_width(fr, fr->fr_width - offset, !left, FALSE); |
7 | 5441 break; |
5442 } | |
5443 if (left) | |
5444 fr = fr->fr_prev; | |
5445 else | |
5446 fr = fr->fr_next; | |
5447 } | |
5448 (void)win_comp_pos(); | |
5449 redraw_all_later(NOT_VALID); | |
5450 } | |
5451 #endif /* FEAT_VERTSPLIT */ | |
5452 #endif /* FEAT_MOUSE */ | |
5453 | |
5454 #endif /* FEAT_WINDOWS */ | |
5455 | |
5456 /* | |
5457 * Set the height of a window. | |
5458 * This takes care of the things inside the window, not what happens to the | |
5459 * window position, the frame or to other windows. | |
5460 */ | |
5461 static void | |
5462 win_new_height(wp, height) | |
5463 win_T *wp; | |
5464 int height; | |
5465 { | |
5466 linenr_T lnum; | |
5467 int sline, line_size; | |
5468 #define FRACTION_MULT 16384L | |
5469 | |
5470 /* Don't want a negative height. Happens when splitting a tiny window. | |
5471 * Will equalize heights soon to fix it. */ | |
5472 if (height < 0) | |
5473 height = 0; | |
826 | 5474 if (wp->w_height == height) |
5475 return; /* nothing to do */ | |
7 | 5476 |
5477 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0) | |
5478 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT | |
5479 + FRACTION_MULT / 2) / (long)wp->w_height; | |
5480 | |
5481 wp->w_height = height; | |
5482 wp->w_skipcol = 0; | |
5483 | |
5484 /* Don't change w_topline when height is zero. Don't set w_topline when | |
5485 * 'scrollbind' is set and this isn't the current window. */ | |
5486 if (height > 0 | |
5487 #ifdef FEAT_SCROLLBIND | |
5488 && (!wp->w_p_scb || wp == curwin) | |
5489 #endif | |
5490 ) | |
5491 { | |
47 | 5492 /* |
5493 * Find a value for w_topline that shows the cursor at the same | |
5494 * relative position in the window as before (more or less). | |
5495 */ | |
7 | 5496 lnum = wp->w_cursor.lnum; |
5497 if (lnum < 1) /* can happen when starting up */ | |
5498 lnum = 1; | |
5499 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT; | |
5500 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1; | |
5501 sline = wp->w_wrow - line_size; | |
1023 | 5502 |
5503 if (sline >= 0) | |
5504 { | |
5505 /* Make sure the whole cursor line is visible, if possible. */ | |
5506 int rows = plines_win(wp, lnum, FALSE); | |
5507 | |
5508 if (sline > wp->w_height - rows) | |
5509 { | |
5510 sline = wp->w_height - rows; | |
5511 wp->w_wrow -= rows - line_size; | |
5512 } | |
5513 } | |
5514 | |
7 | 5515 if (sline < 0) |
5516 { | |
5517 /* | |
5518 * Cursor line would go off top of screen if w_wrow was this high. | |
1023 | 5519 * Make cursor line the first line in the window. If not enough |
5520 * room use w_skipcol; | |
7 | 5521 */ |
5522 wp->w_wrow = line_size; | |
1023 | 5523 if (wp->w_wrow >= wp->w_height |
5524 && (W_WIDTH(wp) - win_col_off(wp)) > 0) | |
5525 { | |
5526 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp); | |
5527 --wp->w_wrow; | |
5528 while (wp->w_wrow >= wp->w_height) | |
5529 { | |
5530 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp) | |
5531 + win_col_off2(wp); | |
5532 --wp->w_wrow; | |
5533 } | |
5534 } | |
7 | 5535 } |
5536 else | |
5537 { | |
1023 | 5538 while (sline > 0 && lnum > 1) |
7 | 5539 { |
5540 #ifdef FEAT_FOLDING | |
5541 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL); | |
5542 if (lnum == 1) | |
5543 { | |
5544 /* first line in buffer is folded */ | |
5545 line_size = 1; | |
5546 --sline; | |
5547 break; | |
5548 } | |
5549 #endif | |
5550 --lnum; | |
5551 #ifdef FEAT_DIFF | |
5552 if (lnum == wp->w_topline) | |
5553 line_size = plines_win_nofill(wp, lnum, TRUE) | |
5554 + wp->w_topfill; | |
5555 else | |
5556 #endif | |
5557 line_size = plines_win(wp, lnum, TRUE); | |
5558 sline -= line_size; | |
5559 } | |
47 | 5560 |
7 | 5561 if (sline < 0) |
5562 { | |
5563 /* | |
5564 * Line we want at top would go off top of screen. Use next | |
5565 * line instead. | |
5566 */ | |
5567 #ifdef FEAT_FOLDING | |
5568 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL); | |
5569 #endif | |
5570 lnum++; | |
5571 wp->w_wrow -= line_size + sline; | |
5572 } | |
5573 else if (sline > 0) | |
5574 { | |
5575 /* First line of file reached, use that as topline. */ | |
5576 lnum = 1; | |
5577 wp->w_wrow -= sline; | |
5578 } | |
5579 } | |
5580 set_topline(wp, lnum); | |
5581 } | |
5582 | |
5583 if (wp == curwin) | |
5584 { | |
5585 if (p_so) | |
5586 update_topline(); | |
5587 curs_columns(FALSE); /* validate w_wrow */ | |
5588 } | |
5589 wp->w_prev_fraction_row = wp->w_wrow; | |
5590 | |
5591 win_comp_scroll(wp); | |
737 | 5592 redraw_win_later(wp, SOME_VALID); |
7 | 5593 #ifdef FEAT_WINDOWS |
5594 wp->w_redr_status = TRUE; | |
5595 #endif | |
5596 invalidate_botline_win(wp); | |
5597 } | |
5598 | |
5599 #ifdef FEAT_VERTSPLIT | |
5600 /* | |
5601 * Set the width of a window. | |
5602 */ | |
5603 static void | |
5604 win_new_width(wp, width) | |
5605 win_T *wp; | |
5606 int width; | |
5607 { | |
5608 wp->w_width = width; | |
5609 wp->w_lines_valid = 0; | |
5610 changed_line_abv_curs_win(wp); | |
5611 invalidate_botline_win(wp); | |
5612 if (wp == curwin) | |
5613 { | |
5614 update_topline(); | |
5615 curs_columns(TRUE); /* validate w_wrow */ | |
5616 } | |
5617 redraw_win_later(wp, NOT_VALID); | |
5618 wp->w_redr_status = TRUE; | |
5619 } | |
5620 #endif | |
5621 | |
5622 void | |
5623 win_comp_scroll(wp) | |
5624 win_T *wp; | |
5625 { | |
5626 wp->w_p_scr = ((unsigned)wp->w_height >> 1); | |
5627 if (wp->w_p_scr == 0) | |
5628 wp->w_p_scr = 1; | |
5629 } | |
5630 | |
5631 /* | |
5632 * command_height: called whenever p_ch has been changed | |
5633 */ | |
5634 void | |
824 | 5635 command_height() |
7 | 5636 { |
5637 #ifdef FEAT_WINDOWS | |
5638 int h; | |
5639 frame_T *frp; | |
824 | 5640 int old_p_ch = curtab->tp_ch_used; |
5641 | |
5642 /* Use the value of p_ch that we remembered. This is needed for when the | |
5643 * GUI starts up, we can't be sure in what order things happen. And when | |
5644 * p_ch was changed in another tab page. */ | |
5645 curtab->tp_ch_used = p_ch; | |
170 | 5646 |
7 | 5647 /* Find bottom frame with width of screen. */ |
5648 frp = lastwin->w_frame; | |
5649 # ifdef FEAT_VERTSPLIT | |
5650 while (frp->fr_width != Columns && frp->fr_parent != NULL) | |
5651 frp = frp->fr_parent; | |
5652 # endif | |
5653 | |
5654 /* Avoid changing the height of a window with 'winfixheight' set. */ | |
5655 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF | |
5656 && frp->fr_win->w_p_wfh) | |
5657 frp = frp->fr_prev; | |
5658 | |
5659 if (starting != NO_SCREEN) | |
5660 { | |
5661 cmdline_row = Rows - p_ch; | |
5662 | |
5663 if (p_ch > old_p_ch) /* p_ch got bigger */ | |
5664 { | |
5665 while (p_ch > old_p_ch) | |
5666 { | |
5667 if (frp == NULL) | |
5668 { | |
5669 EMSG(_(e_noroom)); | |
5670 p_ch = old_p_ch; | |
1404 | 5671 curtab->tp_ch_used = p_ch; |
7 | 5672 cmdline_row = Rows - p_ch; |
5673 break; | |
5674 } | |
5675 h = frp->fr_height - frame_minheight(frp, NULL); | |
5676 if (h > p_ch - old_p_ch) | |
5677 h = p_ch - old_p_ch; | |
5678 old_p_ch += h; | |
5679 frame_add_height(frp, -h); | |
5680 frp = frp->fr_prev; | |
5681 } | |
5682 | |
5683 /* Recompute window positions. */ | |
5684 (void)win_comp_pos(); | |
5685 | |
5686 /* clear the lines added to cmdline */ | |
5687 if (full_screen) | |
5688 screen_fill((int)(cmdline_row), (int)Rows, 0, | |
5689 (int)Columns, ' ', ' ', 0); | |
5690 msg_row = cmdline_row; | |
5691 redraw_cmdline = TRUE; | |
5692 return; | |
5693 } | |
5694 | |
5695 if (msg_row < cmdline_row) | |
5696 msg_row = cmdline_row; | |
5697 redraw_cmdline = TRUE; | |
5698 } | |
5699 frame_add_height(frp, (int)(old_p_ch - p_ch)); | |
5700 | |
5701 /* Recompute window positions. */ | |
5702 if (frp != lastwin->w_frame) | |
5703 (void)win_comp_pos(); | |
5704 #else | |
5705 cmdline_row = Rows - p_ch; | |
824 | 5706 win_setheight(cmdline_row); |
7 | 5707 #endif |
5708 } | |
5709 | |
5710 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
5711 /* | |
5712 * Resize frame "frp" to be "n" lines higher (negative for less high). | |
5713 * Also resize the frames it is contained in. | |
5714 */ | |
5715 static void | |
5716 frame_add_height(frp, n) | |
5717 frame_T *frp; | |
5718 int n; | |
5719 { | |
5720 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE); | |
5721 for (;;) | |
5722 { | |
5723 frp = frp->fr_parent; | |
5724 if (frp == NULL) | |
5725 break; | |
5726 frp->fr_height += n; | |
5727 } | |
5728 } | |
5729 | |
5730 /* | |
5731 * Add or remove a status line for the bottom window(s), according to the | |
5732 * value of 'laststatus'. | |
5733 */ | |
5734 void | |
5735 last_status(morewin) | |
5736 int morewin; /* pretend there are two or more windows */ | |
5737 { | |
5738 /* Don't make a difference between horizontal or vertical split. */ | |
5739 last_status_rec(topframe, (p_ls == 2 | |
5740 || (p_ls == 1 && (morewin || lastwin != firstwin)))); | |
5741 } | |
5742 | |
5743 static void | |
5744 last_status_rec(fr, statusline) | |
5745 frame_T *fr; | |
5746 int statusline; | |
5747 { | |
5748 frame_T *fp; | |
5749 win_T *wp; | |
5750 | |
5751 if (fr->fr_layout == FR_LEAF) | |
5752 { | |
5753 wp = fr->fr_win; | |
5754 if (wp->w_status_height != 0 && !statusline) | |
5755 { | |
5756 /* remove status line */ | |
5757 win_new_height(wp, wp->w_height + 1); | |
5758 wp->w_status_height = 0; | |
5759 comp_col(); | |
5760 } | |
5761 else if (wp->w_status_height == 0 && statusline) | |
5762 { | |
5763 /* Find a frame to take a line from. */ | |
5764 fp = fr; | |
5765 while (fp->fr_height <= frame_minheight(fp, NULL)) | |
5766 { | |
5767 if (fp == topframe) | |
5768 { | |
5769 EMSG(_(e_noroom)); | |
5770 return; | |
5771 } | |
5772 /* In a column of frames: go to frame above. If already at | |
5773 * the top or in a row of frames: go to parent. */ | |
5774 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL) | |
5775 fp = fp->fr_prev; | |
5776 else | |
5777 fp = fp->fr_parent; | |
5778 } | |
5779 wp->w_status_height = 1; | |
5780 if (fp != fr) | |
5781 { | |
5782 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE); | |
5783 frame_fix_height(wp); | |
5784 (void)win_comp_pos(); | |
5785 } | |
5786 else | |
5787 win_new_height(wp, wp->w_height - 1); | |
5788 comp_col(); | |
737 | 5789 redraw_all_later(SOME_VALID); |
7 | 5790 } |
5791 } | |
5792 #ifdef FEAT_VERTSPLIT | |
5793 else if (fr->fr_layout == FR_ROW) | |
5794 { | |
5795 /* vertically split windows, set status line for each one */ | |
5796 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next) | |
5797 last_status_rec(fp, statusline); | |
5798 } | |
5799 #endif | |
5800 else | |
5801 { | |
5802 /* horizontally split window, set status line for last one */ | |
5803 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
5804 ; | |
5805 last_status_rec(fp, statusline); | |
5806 } | |
5807 } | |
5808 | |
667 | 5809 /* |
668 | 5810 * Return the number of lines used by the tab page line. |
667 | 5811 */ |
5812 int | |
685 | 5813 tabline_height() |
667 | 5814 { |
685 | 5815 #ifdef FEAT_GUI_TABLINE |
5816 /* When the GUI has the tabline then this always returns zero. */ | |
5817 if (gui_use_tabline()) | |
5818 return 0; | |
5819 #endif | |
675 | 5820 switch (p_stal) |
668 | 5821 { |
5822 case 0: return 0; | |
5823 case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1; | |
5824 } | |
667 | 5825 return 1; |
5826 } | |
5827 | |
7 | 5828 #endif /* FEAT_WINDOWS */ |
5829 | |
5830 #if defined(FEAT_SEARCHPATH) || defined(PROTO) | |
5831 /* | |
344 | 5832 * Get the file name at the cursor. |
5833 * If Visual mode is active, use the selected text if it's in one line. | |
5834 * Returns the name in allocated memory, NULL for failure. | |
5835 */ | |
5836 char_u * | |
681 | 5837 grab_file_name(count, file_lnum) |
5838 long count; | |
5839 linenr_T *file_lnum; | |
344 | 5840 { |
5841 # ifdef FEAT_VISUAL | |
5842 if (VIsual_active) | |
5843 { | |
5844 int len; | |
5845 char_u *ptr; | |
5846 | |
5847 if (get_visual_text(NULL, &ptr, &len) == FAIL) | |
5848 return NULL; | |
5849 return find_file_name_in_path(ptr, len, | |
5850 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname); | |
5851 } | |
5852 # endif | |
681 | 5853 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count, |
5854 file_lnum); | |
5855 | |
344 | 5856 } |
5857 | |
5858 /* | |
7 | 5859 * Return the file name under or after the cursor. |
5860 * | |
5861 * The 'path' option is searched if the file name is not absolute. | |
5862 * The string returned has been alloc'ed and should be freed by the caller. | |
5863 * NULL is returned if the file name or file is not found. | |
5864 * | |
5865 * options: | |
5866 * FNAME_MESS give error messages | |
5867 * FNAME_EXP expand to path | |
5868 * FNAME_HYP check for hypertext link | |
5869 * FNAME_INCL apply "includeexpr" | |
5870 */ | |
5871 char_u * | |
681 | 5872 file_name_at_cursor(options, count, file_lnum) |
5873 int options; | |
5874 long count; | |
5875 linenr_T *file_lnum; | |
7 | 5876 { |
5877 return file_name_in_line(ml_get_curline(), | |
681 | 5878 curwin->w_cursor.col, options, count, curbuf->b_ffname, |
5879 file_lnum); | |
7 | 5880 } |
5881 | |
5882 /* | |
5883 * Return the name of the file under or after ptr[col]. | |
5884 * Otherwise like file_name_at_cursor(). | |
5885 */ | |
5886 char_u * | |
681 | 5887 file_name_in_line(line, col, options, count, rel_fname, file_lnum) |
7 | 5888 char_u *line; |
5889 int col; | |
5890 int options; | |
5891 long count; | |
5892 char_u *rel_fname; /* file we are searching relative to */ | |
681 | 5893 linenr_T *file_lnum; /* line number after the file name */ |
7 | 5894 { |
5895 char_u *ptr; | |
5896 int len; | |
5897 | |
5898 /* | |
5899 * search forward for what could be the start of a file name | |
5900 */ | |
5901 ptr = line + col; | |
5902 while (*ptr != NUL && !vim_isfilec(*ptr)) | |
345 | 5903 mb_ptr_adv(ptr); |
7 | 5904 if (*ptr == NUL) /* nothing found */ |
5905 { | |
5906 if (options & FNAME_MESS) | |
5907 EMSG(_("E446: No file name under cursor")); | |
5908 return NULL; | |
5909 } | |
5910 | |
5911 /* | |
5912 * Search backward for first char of the file name. | |
5913 * Go one char back to ":" before "//" even when ':' is not in 'isfname'. | |
5914 */ | |
5915 while (ptr > line) | |
5916 { | |
5917 #ifdef FEAT_MBYTE | |
5918 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0) | |
5919 ptr -= len + 1; | |
5920 else | |
5921 #endif | |
5922 if (vim_isfilec(ptr[-1]) | |
5923 || ((options & FNAME_HYP) && path_is_url(ptr - 1))) | |
5924 --ptr; | |
5925 else | |
5926 break; | |
5927 } | |
5928 | |
5929 /* | |
5930 * Search forward for the last char of the file name. | |
5931 * Also allow "://" when ':' is not in 'isfname'. | |
5932 */ | |
5933 len = 0; | |
5934 while (vim_isfilec(ptr[len]) | |
5935 || ((options & FNAME_HYP) && path_is_url(ptr + len))) | |
5936 #ifdef FEAT_MBYTE | |
5937 if (has_mbyte) | |
474 | 5938 len += (*mb_ptr2len)(ptr + len); |
7 | 5939 else |
5940 #endif | |
5941 ++len; | |
5942 | |
5943 /* | |
5944 * If there is trailing punctuation, remove it. | |
5945 * But don't remove "..", could be a directory name. | |
5946 */ | |
5947 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL | |
5948 && ptr[len - 2] != '.') | |
5949 --len; | |
5950 | |
681 | 5951 if (file_lnum != NULL) |
5952 { | |
5953 char_u *p; | |
5954 | |
5955 /* Get the number after the file name and a separator character */ | |
5956 p = ptr + len; | |
5957 p = skipwhite(p); | |
5958 if (*p != NUL) | |
5959 { | |
5960 if (!isdigit(*p)) | |
5961 ++p; /* skip the separator */ | |
5962 p = skipwhite(p); | |
5963 if (isdigit(*p)) | |
5964 *file_lnum = (int)getdigits(&p); | |
5965 } | |
5966 } | |
5967 | |
7 | 5968 return find_file_name_in_path(ptr, len, options, count, rel_fname); |
5969 } | |
5970 | |
5971 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
5972 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len)); | |
5973 | |
5974 static char_u * | |
5975 eval_includeexpr(ptr, len) | |
5976 char_u *ptr; | |
5977 int len; | |
5978 { | |
5979 char_u *res; | |
5980 | |
5981 set_vim_var_string(VV_FNAME, ptr, len); | |
633 | 5982 res = eval_to_string_safe(curbuf->b_p_inex, NULL, |
681 | 5983 was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL)); |
7 | 5984 set_vim_var_string(VV_FNAME, NULL, 0); |
5985 return res; | |
5986 } | |
5987 #endif | |
5988 | |
5989 /* | |
5990 * Return the name of the file ptr[len] in 'path'. | |
5991 * Otherwise like file_name_at_cursor(). | |
5992 */ | |
5993 char_u * | |
5994 find_file_name_in_path(ptr, len, options, count, rel_fname) | |
5995 char_u *ptr; | |
5996 int len; | |
5997 int options; | |
5998 long count; | |
5999 char_u *rel_fname; /* file we are searching relative to */ | |
6000 { | |
6001 char_u *file_name; | |
6002 int c; | |
6003 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6004 char_u *tofree = NULL; | |
6005 | |
6006 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
6007 { | |
6008 tofree = eval_includeexpr(ptr, len); | |
6009 if (tofree != NULL) | |
6010 { | |
6011 ptr = tofree; | |
6012 len = (int)STRLEN(ptr); | |
6013 } | |
6014 } | |
6015 # endif | |
6016 | |
6017 if (options & FNAME_EXP) | |
6018 { | |
6019 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
6020 TRUE, rel_fname); | |
6021 | |
6022 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6023 /* | |
6024 * If the file could not be found in a normal way, try applying | |
6025 * 'includeexpr' (unless done already). | |
6026 */ | |
6027 if (file_name == NULL | |
6028 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
6029 { | |
6030 tofree = eval_includeexpr(ptr, len); | |
6031 if (tofree != NULL) | |
6032 { | |
6033 ptr = tofree; | |
6034 len = (int)STRLEN(ptr); | |
6035 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
6036 TRUE, rel_fname); | |
6037 } | |
6038 } | |
6039 # endif | |
6040 if (file_name == NULL && (options & FNAME_MESS)) | |
6041 { | |
6042 c = ptr[len]; | |
6043 ptr[len] = NUL; | |
6044 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr); | |
6045 ptr[len] = c; | |
6046 } | |
6047 | |
6048 /* Repeat finding the file "count" times. This matters when it | |
6049 * appears several times in the path. */ | |
6050 while (file_name != NULL && --count > 0) | |
6051 { | |
6052 vim_free(file_name); | |
6053 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname); | |
6054 } | |
6055 } | |
6056 else | |
6057 file_name = vim_strnsave(ptr, len); | |
6058 | |
6059 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6060 vim_free(tofree); | |
6061 # endif | |
6062 | |
6063 return file_name; | |
6064 } | |
6065 #endif /* FEAT_SEARCHPATH */ | |
6066 | |
6067 /* | |
6068 * Check if the "://" of a URL is at the pointer, return URL_SLASH. | |
6069 * Also check for ":\\", which MS Internet Explorer accepts, return | |
6070 * URL_BACKSLASH. | |
6071 */ | |
6072 static int | |
6073 path_is_url(p) | |
6074 char_u *p; | |
6075 { | |
6076 if (STRNCMP(p, "://", (size_t)3) == 0) | |
6077 return URL_SLASH; | |
6078 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0) | |
6079 return URL_BACKSLASH; | |
6080 return 0; | |
6081 } | |
6082 | |
6083 /* | |
6084 * Check if "fname" starts with "name://". Return URL_SLASH if it does. | |
6085 * Return URL_BACKSLASH for "name:\\". | |
6086 * Return zero otherwise. | |
6087 */ | |
6088 int | |
6089 path_with_url(fname) | |
6090 char_u *fname; | |
6091 { | |
6092 char_u *p; | |
6093 | |
6094 for (p = fname; isalpha(*p); ++p) | |
6095 ; | |
6096 return path_is_url(p); | |
6097 } | |
6098 | |
6099 /* | |
6100 * Return TRUE if "name" is a full (absolute) path name or URL. | |
6101 */ | |
6102 int | |
6103 vim_isAbsName(name) | |
6104 char_u *name; | |
6105 { | |
6106 return (path_with_url(name) != 0 || mch_isFullName(name)); | |
6107 } | |
6108 | |
6109 /* | |
592 | 6110 * Get absolute file name into buffer "buf[len]". |
7 | 6111 * |
6112 * return FAIL for failure, OK otherwise | |
6113 */ | |
6114 int | |
6115 vim_FullName(fname, buf, len, force) | |
6116 char_u *fname, *buf; | |
6117 int len; | |
592 | 6118 int force; /* force expansion even when already absolute */ |
7 | 6119 { |
6120 int retval = OK; | |
6121 int url; | |
6122 | |
6123 *buf = NUL; | |
6124 if (fname == NULL) | |
6125 return FAIL; | |
6126 | |
6127 url = path_with_url(fname); | |
6128 if (!url) | |
6129 retval = mch_FullName(fname, buf, len, force); | |
6130 if (url || retval == FAIL) | |
6131 { | |
6132 /* something failed; use the file name (truncate when too long) */ | |
416 | 6133 vim_strncpy(buf, fname, len - 1); |
7 | 6134 } |
6135 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN) | |
6136 slash_adjust(buf); | |
6137 #endif | |
6138 return retval; | |
6139 } | |
6140 | |
6141 /* | |
6142 * Return the minimal number of rows that is needed on the screen to display | |
6143 * the current number of windows. | |
6144 */ | |
6145 int | |
6146 min_rows() | |
6147 { | |
6148 int total; | |
671 | 6149 #ifdef FEAT_WINDOWS |
6150 tabpage_T *tp; | |
6151 int n; | |
6152 #endif | |
7 | 6153 |
6154 if (firstwin == NULL) /* not initialized yet */ | |
6155 return MIN_LINES; | |
6156 | |
6157 #ifdef FEAT_WINDOWS | |
671 | 6158 total = 0; |
6159 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
6160 { | |
6161 n = frame_minheight(tp->tp_topframe, NULL); | |
6162 if (total < n) | |
6163 total = n; | |
6164 } | |
685 | 6165 total += tabline_height(); |
7 | 6166 #else |
671 | 6167 total = 1; /* at least one window should have a line! */ |
7 | 6168 #endif |
671 | 6169 total += 1; /* count the room for the command line */ |
7 | 6170 return total; |
6171 } | |
6172 | |
6173 /* | |
672 | 6174 * Return TRUE if there is only one window (in the current tab page), not |
6175 * counting a help or preview window, unless it is the current window. | |
1906 | 6176 * Does not count "aucmd_win". |
7 | 6177 */ |
6178 int | |
6179 only_one_window() | |
6180 { | |
6181 #ifdef FEAT_WINDOWS | |
6182 int count = 0; | |
6183 win_T *wp; | |
6184 | |
667 | 6185 /* If there is another tab page there always is another window. */ |
6186 if (first_tabpage->tp_next != NULL) | |
6187 return FALSE; | |
6188 | |
7 | 6189 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
1906 | 6190 if ((!((wp->w_buffer->b_help && !curbuf->b_help) |
7 | 6191 # ifdef FEAT_QUICKFIX |
6192 || wp->w_p_pvw | |
6193 # endif | |
6194 ) || wp == curwin) | |
1906 | 6195 # ifdef FEAT_AUTOCMD |
6196 && wp != aucmd_win | |
6197 # endif | |
6198 ) | |
7 | 6199 ++count; |
6200 return (count <= 1); | |
6201 #else | |
6202 return TRUE; | |
6203 #endif | |
6204 } | |
6205 | |
6206 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO) | |
6207 /* | |
6208 * Correct the cursor line number in other windows. Used after changing the | |
6209 * current buffer, and before applying autocommands. | |
6210 * When "do_curwin" is TRUE, also check current window. | |
6211 */ | |
6212 void | |
6213 check_lnums(do_curwin) | |
6214 int do_curwin; | |
6215 { | |
6216 win_T *wp; | |
6217 | |
6218 #ifdef FEAT_WINDOWS | |
671 | 6219 tabpage_T *tp; |
6220 | |
6221 FOR_ALL_TAB_WINDOWS(tp, wp) | |
7 | 6222 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf) |
6223 #else | |
6224 wp = curwin; | |
6225 if (do_curwin) | |
6226 #endif | |
6227 { | |
6228 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
6229 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
6230 if (wp->w_topline > curbuf->b_ml.ml_line_count) | |
6231 wp->w_topline = curbuf->b_ml.ml_line_count; | |
6232 } | |
6233 } | |
6234 #endif | |
6235 | |
6236 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
6237 | |
6238 /* | |
6239 * A snapshot of the window sizes, to restore them after closing the help | |
6240 * window. | |
6241 * Only these fields are used: | |
6242 * fr_layout | |
6243 * fr_width | |
6244 * fr_height | |
6245 * fr_next | |
6246 * fr_child | |
6247 * fr_win (only valid for the old curwin, NULL otherwise) | |
6248 */ | |
6249 | |
6250 /* | |
6251 * Create a snapshot of the current frame sizes. | |
6252 */ | |
1906 | 6253 void |
6254 make_snapshot(idx) | |
6255 int idx; | |
7 | 6256 { |
1906 | 6257 clear_snapshot(curtab, idx); |
6258 make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]); | |
7 | 6259 } |
6260 | |
6261 static void | |
6262 make_snapshot_rec(fr, frp) | |
6263 frame_T *fr; | |
6264 frame_T **frp; | |
6265 { | |
6266 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
6267 if (*frp == NULL) | |
6268 return; | |
6269 (*frp)->fr_layout = fr->fr_layout; | |
6270 # ifdef FEAT_VERTSPLIT | |
6271 (*frp)->fr_width = fr->fr_width; | |
6272 # endif | |
6273 (*frp)->fr_height = fr->fr_height; | |
6274 if (fr->fr_next != NULL) | |
6275 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next)); | |
6276 if (fr->fr_child != NULL) | |
6277 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child)); | |
6278 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin) | |
6279 (*frp)->fr_win = curwin; | |
6280 } | |
6281 | |
6282 /* | |
6283 * Remove any existing snapshot. | |
6284 */ | |
6285 static void | |
1906 | 6286 clear_snapshot(tp, idx) |
675 | 6287 tabpage_T *tp; |
1906 | 6288 int idx; |
7 | 6289 { |
1906 | 6290 clear_snapshot_rec(tp->tp_snapshot[idx]); |
6291 tp->tp_snapshot[idx] = NULL; | |
7 | 6292 } |
6293 | |
6294 static void | |
6295 clear_snapshot_rec(fr) | |
6296 frame_T *fr; | |
6297 { | |
6298 if (fr != NULL) | |
6299 { | |
6300 clear_snapshot_rec(fr->fr_next); | |
6301 clear_snapshot_rec(fr->fr_child); | |
6302 vim_free(fr); | |
6303 } | |
6304 } | |
6305 | |
6306 /* | |
6307 * Restore a previously created snapshot, if there is any. | |
6308 * This is only done if the screen size didn't change and the window layout is | |
6309 * still the same. | |
6310 */ | |
1906 | 6311 void |
6312 restore_snapshot(idx, close_curwin) | |
6313 int idx; | |
7 | 6314 int close_curwin; /* closing current window */ |
6315 { | |
6316 win_T *wp; | |
6317 | |
1906 | 6318 if (curtab->tp_snapshot[idx] != NULL |
7 | 6319 # ifdef FEAT_VERTSPLIT |
1906 | 6320 && curtab->tp_snapshot[idx]->fr_width == topframe->fr_width |
7 | 6321 # endif |
1906 | 6322 && curtab->tp_snapshot[idx]->fr_height == topframe->fr_height |
6323 && check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK) | |
6324 { | |
6325 wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe); | |
7 | 6326 win_comp_pos(); |
6327 if (wp != NULL && close_curwin) | |
6328 win_goto(wp); | |
6329 redraw_all_later(CLEAR); | |
6330 } | |
1906 | 6331 clear_snapshot(curtab, idx); |
7 | 6332 } |
6333 | |
6334 /* | |
6335 * Check if frames "sn" and "fr" have the same layout, same following frames | |
6336 * and same children. | |
6337 */ | |
6338 static int | |
6339 check_snapshot_rec(sn, fr) | |
6340 frame_T *sn; | |
6341 frame_T *fr; | |
6342 { | |
6343 if (sn->fr_layout != fr->fr_layout | |
6344 || (sn->fr_next == NULL) != (fr->fr_next == NULL) | |
6345 || (sn->fr_child == NULL) != (fr->fr_child == NULL) | |
6346 || (sn->fr_next != NULL | |
6347 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL) | |
6348 || (sn->fr_child != NULL | |
6349 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)) | |
6350 return FAIL; | |
6351 return OK; | |
6352 } | |
6353 | |
6354 /* | |
6355 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all | |
6356 * following frames and children. | |
6357 * Returns a pointer to the old current window, or NULL. | |
6358 */ | |
6359 static win_T * | |
6360 restore_snapshot_rec(sn, fr) | |
6361 frame_T *sn; | |
6362 frame_T *fr; | |
6363 { | |
6364 win_T *wp = NULL; | |
6365 win_T *wp2; | |
6366 | |
6367 fr->fr_height = sn->fr_height; | |
6368 # ifdef FEAT_VERTSPLIT | |
6369 fr->fr_width = sn->fr_width; | |
6370 # endif | |
6371 if (fr->fr_layout == FR_LEAF) | |
6372 { | |
6373 frame_new_height(fr, fr->fr_height, FALSE, FALSE); | |
6374 # ifdef FEAT_VERTSPLIT | |
779 | 6375 frame_new_width(fr, fr->fr_width, FALSE, FALSE); |
7 | 6376 # endif |
6377 wp = sn->fr_win; | |
6378 } | |
6379 if (sn->fr_next != NULL) | |
6380 { | |
6381 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next); | |
6382 if (wp2 != NULL) | |
6383 wp = wp2; | |
6384 } | |
6385 if (sn->fr_child != NULL) | |
6386 { | |
6387 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child); | |
6388 if (wp2 != NULL) | |
6389 wp = wp2; | |
6390 } | |
6391 return wp; | |
6392 } | |
6393 | |
6394 #endif | |
6395 | |
6396 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO) | |
6397 /* | |
6398 * Return TRUE if there is any vertically split window. | |
6399 */ | |
6400 int | |
6401 win_hasvertsplit() | |
6402 { | |
6403 frame_T *fr; | |
6404 | |
6405 if (topframe->fr_layout == FR_ROW) | |
6406 return TRUE; | |
6407 | |
6408 if (topframe->fr_layout == FR_COL) | |
6409 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next) | |
6410 if (fr->fr_layout == FR_ROW) | |
6411 return TRUE; | |
6412 | |
6413 return FALSE; | |
6414 } | |
6415 #endif | |
1326 | 6416 |
6417 #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
6418 /* | |
6419 * Add match to the match list of window 'wp'. The pattern 'pat' will be | |
1698 | 6420 * highlighted with the group 'grp' with priority 'prio'. |
1326 | 6421 * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). |
6422 * If no particular ID is desired, -1 must be specified for 'id'. | |
6423 * Return ID of added match, -1 on failure. | |
6424 */ | |
6425 int | |
6426 match_add(wp, grp, pat, prio, id) | |
6427 win_T *wp; | |
6428 char_u *grp; | |
6429 char_u *pat; | |
6430 int prio; | |
6431 int id; | |
6432 { | |
6433 matchitem_T *cur; | |
6434 matchitem_T *prev; | |
6435 matchitem_T *m; | |
6436 int hlg_id; | |
1338 | 6437 regprog_T *regprog; |
1326 | 6438 |
6439 if (*grp == NUL || *pat == NUL) | |
6440 return -1; | |
6441 if (id < -1 || id == 0) | |
6442 { | |
6443 EMSGN("E799: Invalid ID: %ld (must be greater than or equal to 1)", id); | |
6444 return -1; | |
6445 } | |
6446 if (id != -1) | |
6447 { | |
6448 cur = wp->w_match_head; | |
6449 while (cur != NULL) | |
6450 { | |
6451 if (cur->id == id) | |
6452 { | |
6453 EMSGN("E801: ID already taken: %ld", id); | |
6454 return -1; | |
6455 } | |
6456 cur = cur->next; | |
6457 } | |
6458 } | |
1570 | 6459 if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) |
1326 | 6460 { |
6461 EMSG2(_(e_nogroup), grp); | |
6462 return -1; | |
6463 } | |
1338 | 6464 if ((regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) |
1326 | 6465 { |
6466 EMSG2(_(e_invarg2), pat); | |
6467 return -1; | |
6468 } | |
6469 | |
6470 /* Find available match ID. */ | |
6471 while (id == -1) | |
6472 { | |
6473 cur = wp->w_match_head; | |
6474 while (cur != NULL && cur->id != wp->w_next_match_id) | |
6475 cur = cur->next; | |
6476 if (cur == NULL) | |
6477 id = wp->w_next_match_id; | |
6478 wp->w_next_match_id++; | |
6479 } | |
6480 | |
6481 /* Build new match. */ | |
6482 m = (matchitem_T *)alloc(sizeof(matchitem_T)); | |
6483 m->id = id; | |
6484 m->priority = prio; | |
6485 m->pattern = vim_strsave(pat); | |
6486 m->hlg_id = hlg_id; | |
1338 | 6487 m->match.regprog = regprog; |
6488 m->match.rmm_ic = FALSE; | |
6489 m->match.rmm_maxcol = 0; | |
1326 | 6490 |
6491 /* Insert new match. The match list is in ascending order with regard to | |
6492 * the match priorities. */ | |
6493 cur = wp->w_match_head; | |
6494 prev = cur; | |
6495 while (cur != NULL && prio >= cur->priority) | |
6496 { | |
6497 prev = cur; | |
6498 cur = cur->next; | |
6499 } | |
6500 if (cur == prev) | |
6501 wp->w_match_head = m; | |
6502 else | |
6503 prev->next = m; | |
6504 m->next = cur; | |
6505 | |
6506 redraw_later(SOME_VALID); | |
6507 return id; | |
6508 } | |
6509 | |
6510 /* | |
6511 * Delete match with ID 'id' in the match list of window 'wp'. | |
6512 * Print error messages if 'perr' is TRUE. | |
6513 */ | |
6514 int | |
6515 match_delete(wp, id, perr) | |
6516 win_T *wp; | |
6517 int id; | |
6518 int perr; | |
6519 { | |
6520 matchitem_T *cur = wp->w_match_head; | |
6521 matchitem_T *prev = cur; | |
6522 | |
6523 if (id < 1) | |
6524 { | |
6525 if (perr == TRUE) | |
6526 EMSGN("E802: Invalid ID: %ld (must be greater than or equal to 1)", | |
6527 id); | |
6528 return -1; | |
6529 } | |
6530 while (cur != NULL && cur->id != id) | |
6531 { | |
6532 prev = cur; | |
6533 cur = cur->next; | |
6534 } | |
6535 if (cur == NULL) | |
6536 { | |
6537 if (perr == TRUE) | |
6538 EMSGN("E803: ID not found: %ld", id); | |
6539 return -1; | |
6540 } | |
6541 if (cur == prev) | |
6542 wp->w_match_head = cur->next; | |
6543 else | |
6544 prev->next = cur->next; | |
6545 vim_free(cur->match.regprog); | |
6546 vim_free(cur->pattern); | |
6547 vim_free(cur); | |
6548 redraw_later(SOME_VALID); | |
6549 return 0; | |
6550 } | |
6551 | |
6552 /* | |
6553 * Delete all matches in the match list of window 'wp'. | |
6554 */ | |
6555 void | |
6556 clear_matches(wp) | |
6557 win_T *wp; | |
6558 { | |
6559 matchitem_T *m; | |
6560 | |
6561 while (wp->w_match_head != NULL) | |
6562 { | |
6563 m = wp->w_match_head->next; | |
6564 vim_free(wp->w_match_head->match.regprog); | |
6565 vim_free(wp->w_match_head->pattern); | |
6566 vim_free(wp->w_match_head); | |
6567 wp->w_match_head = m; | |
6568 } | |
6569 redraw_later(SOME_VALID); | |
6570 } | |
6571 | |
6572 /* | |
6573 * Get match from ID 'id' in window 'wp'. | |
6574 * Return NULL if match not found. | |
6575 */ | |
6576 matchitem_T * | |
6577 get_match(wp, id) | |
6578 win_T *wp; | |
6579 int id; | |
6580 { | |
6581 matchitem_T *cur = wp->w_match_head; | |
6582 | |
6583 while (cur != NULL && cur->id != id) | |
6584 cur = cur->next; | |
6585 return cur; | |
6586 } | |
6587 #endif |