Mercurial > vim
annotate src/window.c @ 2454:91fec91a522c vim73
Fix: uninitialized memory access. (Dominique Pelle)
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Sun, 01 Aug 2010 15:11:43 +0200 |
parents | ad2889f48843 |
children | 073ff46fe397 |
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 { | |
528 # ifdef FEAT_SCROLLBIND | |
529 curwin->w_p_scb = FALSE; | |
530 # endif | |
1743 | 531 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL, |
532 ECMD_HIDE, NULL); | |
681 | 533 if (nchar == 'F' && lnum >= 0) |
534 { | |
535 curwin->w_cursor.lnum = lnum; | |
536 check_cursor_lnum(); | |
537 beginline(BL_SOL | BL_FIX); | |
538 } | |
7 | 539 } |
540 vim_free(ptr); | |
541 } | |
542 break; | |
543 #endif | |
544 | |
545 #ifdef FEAT_FIND_ID | |
1187 | 546 /* Go to the first occurrence of the identifier under cursor along path in a |
7 | 547 * new window -- webb |
548 */ | |
549 case 'i': /* Go to any match */ | |
550 case Ctrl_I: | |
551 type = FIND_ANY; | |
552 /* FALLTHROUGH */ | |
553 case 'd': /* Go to definition, using 'define' */ | |
554 case Ctrl_D: | |
555 CHECK_CMDWIN | |
556 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) | |
557 break; | |
558 find_pattern_in_path(ptr, 0, len, TRUE, | |
559 Prenum == 0 ? TRUE : FALSE, type, | |
560 Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM); | |
561 curwin->w_set_curswant = TRUE; | |
562 break; | |
563 #endif | |
564 | |
170 | 565 case K_KENTER: |
566 case CAR: | |
567 #if defined(FEAT_QUICKFIX) | |
568 /* | |
569 * In a quickfix window a <CR> jumps to the error under the | |
570 * cursor in a new window. | |
571 */ | |
572 if (bt_quickfix(curbuf)) | |
573 { | |
643 | 574 sprintf((char *)cbuf, "split +%ld%s", |
575 (long)curwin->w_cursor.lnum, | |
576 (curwin->w_llist_ref == NULL) ? "cc" : "ll"); | |
170 | 577 do_cmdline_cmd(cbuf); |
578 } | |
579 #endif | |
580 break; | |
581 | |
582 | |
7 | 583 /* CTRL-W g extended commands */ |
584 case 'g': | |
585 case Ctrl_G: | |
586 CHECK_CMDWIN | |
587 #ifdef USE_ON_FLY_SCROLL | |
588 dont_scroll = TRUE; /* disallow scrolling here */ | |
589 #endif | |
590 ++no_mapping; | |
591 ++allow_keys; /* no mapping for xchar, but allow key codes */ | |
592 if (xchar == NUL) | |
1389 | 593 xchar = plain_vgetc(); |
7 | 594 LANGMAP_ADJUST(xchar, TRUE); |
595 --no_mapping; | |
596 --allow_keys; | |
597 #ifdef FEAT_CMDL_INFO | |
598 (void)add_to_showcmd(xchar); | |
599 #endif | |
600 switch (xchar) | |
601 { | |
602 #if defined(FEAT_QUICKFIX) | |
603 case '}': | |
604 xchar = Ctrl_RSB; | |
605 if (Prenum) | |
606 g_do_tagpreview = Prenum; | |
607 else | |
608 g_do_tagpreview = p_pvh; | |
609 /*FALLTHROUGH*/ | |
610 #endif | |
611 case ']': | |
612 case Ctrl_RSB: | |
613 #ifdef FEAT_VISUAL | |
614 reset_VIsual_and_resel(); /* stop Visual mode */ | |
615 #endif | |
616 if (Prenum) | |
617 postponed_split = Prenum; | |
618 else | |
619 postponed_split = -1; | |
620 | |
621 /* Execute the command right here, required when | |
622 * "wincmd g}" was used in a function. */ | |
623 do_nv_ident('g', xchar); | |
624 break; | |
625 | |
820 | 626 #ifdef FEAT_SEARCHPATH |
627 case 'f': /* CTRL-W gf: "gf" in a new tab page */ | |
839 | 628 case 'F': /* CTRL-W gF: "gF" in a new tab page */ |
2064
f398e0cc5b7a
updated for version 7.2.349
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diff
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629 cmdmod.tab = tabpage_index(curtab) + 1; |
839 | 630 nchar = xchar; |
820 | 631 goto wingotofile; |
632 #endif | |
7 | 633 default: |
634 beep_flush(); | |
635 break; | |
636 } | |
637 break; | |
638 | |
639 default: beep_flush(); | |
640 break; | |
641 } | |
642 } | |
643 | |
644 /* | |
645 * split the current window, implements CTRL-W s and :split | |
646 * | |
647 * "size" is the height or width for the new window, 0 to use half of current | |
648 * height or width. | |
649 * | |
650 * "flags": | |
651 * WSP_ROOM: require enough room for new window | |
652 * WSP_VERT: vertical split. | |
653 * WSP_TOP: open window at the top-left of the shell (help window). | |
654 * WSP_BOT: open window at the bottom-right of the shell (quickfix window). | |
655 * WSP_HELP: creating the help window, keep layout snapshot | |
656 * | |
657 * return FAIL for failure, OK otherwise | |
658 */ | |
659 int | |
660 win_split(size, flags) | |
661 int size; | |
662 int flags; | |
663 { | |
682 | 664 /* When the ":tab" modifier was used open a new tab page instead. */ |
665 if (may_open_tabpage() == OK) | |
666 return OK; | |
667 | |
7 | 668 /* Add flags from ":vertical", ":topleft" and ":botright". */ |
669 flags |= cmdmod.split; | |
670 if ((flags & WSP_TOP) && (flags & WSP_BOT)) | |
671 { | |
672 EMSG(_("E442: Can't split topleft and botright at the same time")); | |
673 return FAIL; | |
674 } | |
675 | |
676 /* When creating the help window make a snapshot of the window layout. | |
677 * Otherwise clear the snapshot, it's now invalid. */ | |
678 if (flags & WSP_HELP) | |
1906 | 679 make_snapshot(SNAP_HELP_IDX); |
7 | 680 else |
1906 | 681 clear_snapshot(curtab, SNAP_HELP_IDX); |
7 | 682 |
683 return win_split_ins(size, flags, NULL, 0); | |
684 } | |
685 | |
686 /* | |
675 | 687 * When "newwin" is NULL: split the current window in two. |
7 | 688 * When "newwin" is not NULL: insert this window at the far |
689 * top/left/right/bottom. | |
690 * return FAIL for failure, OK otherwise | |
691 */ | |
1906 | 692 int |
7 | 693 win_split_ins(size, flags, newwin, dir) |
694 int size; | |
695 int flags; | |
696 win_T *newwin; | |
697 int dir; | |
698 { | |
699 win_T *wp = newwin; | |
700 win_T *oldwin; | |
701 int new_size = size; | |
702 int i; | |
703 int need_status = 0; | |
704 int do_equal = FALSE; | |
705 int needed; | |
706 int available; | |
707 int oldwin_height = 0; | |
708 int layout; | |
709 frame_T *frp, *curfrp; | |
710 int before; | |
711 | |
712 if (flags & WSP_TOP) | |
713 oldwin = firstwin; | |
714 else if (flags & WSP_BOT) | |
715 oldwin = lastwin; | |
716 else | |
717 oldwin = curwin; | |
718 | |
719 /* add a status line when p_ls == 1 and splitting the first window */ | |
720 if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0) | |
721 { | |
722 if (oldwin->w_height <= p_wmh && newwin == NULL) | |
723 { | |
724 EMSG(_(e_noroom)); | |
725 return FAIL; | |
726 } | |
727 need_status = STATUS_HEIGHT; | |
728 } | |
729 | |
1114 | 730 #ifdef FEAT_GUI |
731 /* May be needed for the scrollbars that are going to change. */ | |
732 if (gui.in_use) | |
733 out_flush(); | |
734 #endif | |
735 | |
7 | 736 #ifdef FEAT_VERTSPLIT |
737 if (flags & WSP_VERT) | |
738 { | |
739 layout = FR_ROW; | |
740 | |
741 /* | |
742 * Check if we are able to split the current window and compute its | |
743 * width. | |
744 */ | |
745 needed = p_wmw + 1; | |
746 if (flags & WSP_ROOM) | |
747 needed += p_wiw - p_wmw; | |
748 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
749 { | |
750 available = topframe->fr_width; | |
751 needed += frame_minwidth(topframe, NULL); | |
752 } | |
753 else | |
754 available = oldwin->w_width; | |
755 if (available < needed && newwin == NULL) | |
756 { | |
757 EMSG(_(e_noroom)); | |
758 return FAIL; | |
759 } | |
760 if (new_size == 0) | |
761 new_size = oldwin->w_width / 2; | |
762 if (new_size > oldwin->w_width - p_wmw - 1) | |
763 new_size = oldwin->w_width - p_wmw - 1; | |
764 if (new_size < p_wmw) | |
765 new_size = p_wmw; | |
766 | |
767 /* if it doesn't fit in the current window, need win_equal() */ | |
768 if (oldwin->w_width - new_size - 1 < p_wmw) | |
769 do_equal = TRUE; | |
779 | 770 |
771 /* We don't like to take lines for the new window from a | |
772 * 'winfixwidth' window. Take them from a window to the left or right | |
773 * instead, if possible. */ | |
774 if (oldwin->w_p_wfw) | |
775 win_setwidth_win(oldwin->w_width + new_size, oldwin); | |
1354 | 776 |
777 /* Only make all windows the same width if one of them (except oldwin) | |
778 * is wider than one of the split windows. */ | |
779 if (!do_equal && p_ea && size == 0 && *p_ead != 'v' | |
780 && oldwin->w_frame->fr_parent != NULL) | |
781 { | |
782 frp = oldwin->w_frame->fr_parent->fr_child; | |
783 while (frp != NULL) | |
784 { | |
785 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
786 && (frp->fr_win->w_width > new_size | |
787 || frp->fr_win->w_width > oldwin->w_width | |
788 - new_size - STATUS_HEIGHT)) | |
789 { | |
790 do_equal = TRUE; | |
791 break; | |
792 } | |
793 frp = frp->fr_next; | |
794 } | |
795 } | |
7 | 796 } |
797 else | |
798 #endif | |
799 { | |
800 layout = FR_COL; | |
801 | |
802 /* | |
803 * Check if we are able to split the current window and compute its | |
804 * height. | |
805 */ | |
806 needed = p_wmh + STATUS_HEIGHT + need_status; | |
807 if (flags & WSP_ROOM) | |
808 needed += p_wh - p_wmh; | |
809 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
810 { | |
811 available = topframe->fr_height; | |
812 needed += frame_minheight(topframe, NULL); | |
813 } | |
814 else | |
815 { | |
816 available = oldwin->w_height; | |
817 needed += p_wmh; | |
818 } | |
819 if (available < needed && newwin == NULL) | |
820 { | |
821 EMSG(_(e_noroom)); | |
822 return FAIL; | |
823 } | |
824 oldwin_height = oldwin->w_height; | |
825 if (need_status) | |
826 { | |
827 oldwin->w_status_height = STATUS_HEIGHT; | |
828 oldwin_height -= STATUS_HEIGHT; | |
829 } | |
830 if (new_size == 0) | |
831 new_size = oldwin_height / 2; | |
832 | |
833 if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT) | |
834 new_size = oldwin_height - p_wmh - STATUS_HEIGHT; | |
835 if (new_size < p_wmh) | |
836 new_size = p_wmh; | |
837 | |
838 /* if it doesn't fit in the current window, need win_equal() */ | |
839 if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh) | |
840 do_equal = TRUE; | |
841 | |
842 /* We don't like to take lines for the new window from a | |
843 * 'winfixheight' window. Take them from a window above or below | |
844 * instead, if possible. */ | |
845 if (oldwin->w_p_wfh) | |
846 { | |
847 win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT, | |
848 oldwin); | |
849 oldwin_height = oldwin->w_height; | |
850 if (need_status) | |
851 oldwin_height -= STATUS_HEIGHT; | |
852 } | |
1354 | 853 |
854 /* Only make all windows the same height if one of them (except oldwin) | |
855 * is higher than one of the split windows. */ | |
856 if (!do_equal && p_ea && size == 0 | |
857 #ifdef FEAT_VERTSPLIT | |
858 && *p_ead != 'h' | |
859 #endif | |
860 && oldwin->w_frame->fr_parent != NULL) | |
861 { | |
862 frp = oldwin->w_frame->fr_parent->fr_child; | |
863 while (frp != NULL) | |
864 { | |
865 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
866 && (frp->fr_win->w_height > new_size | |
867 || frp->fr_win->w_height > oldwin_height - new_size | |
868 - STATUS_HEIGHT)) | |
869 { | |
870 do_equal = TRUE; | |
871 break; | |
872 } | |
873 frp = frp->fr_next; | |
874 } | |
875 } | |
7 | 876 } |
877 | |
878 /* | |
879 * allocate new window structure and link it in the window list | |
880 */ | |
881 if ((flags & WSP_TOP) == 0 | |
882 && ((flags & WSP_BOT) | |
883 || (flags & WSP_BELOW) | |
884 || (!(flags & WSP_ABOVE) | |
885 && ( | |
886 #ifdef FEAT_VERTSPLIT | |
887 (flags & WSP_VERT) ? p_spr : | |
888 #endif | |
889 p_sb)))) | |
890 { | |
891 /* new window below/right of current one */ | |
892 if (newwin == NULL) | |
1906 | 893 wp = win_alloc(oldwin, FALSE); |
7 | 894 else |
895 win_append(oldwin, wp); | |
896 } | |
897 else | |
898 { | |
899 if (newwin == NULL) | |
1906 | 900 wp = win_alloc(oldwin->w_prev, FALSE); |
7 | 901 else |
902 win_append(oldwin->w_prev, wp); | |
903 } | |
904 | |
905 if (newwin == NULL) | |
906 { | |
907 if (wp == NULL) | |
908 return FAIL; | |
909 | |
1906 | 910 new_frame(wp); |
911 if (wp->w_frame == NULL) | |
912 { | |
913 win_free(wp, NULL); | |
914 return FAIL; | |
915 } | |
916 | |
675 | 917 /* make the contents of the new window the same as the current one */ |
1822 | 918 win_init(wp, curwin, flags); |
7 | 919 } |
920 | |
921 /* | |
922 * Reorganise the tree of frames to insert the new window. | |
923 */ | |
924 if (flags & (WSP_TOP | WSP_BOT)) | |
925 { | |
926 #ifdef FEAT_VERTSPLIT | |
927 if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0) | |
928 || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0)) | |
929 #else | |
930 if (topframe->fr_layout == FR_COL) | |
931 #endif | |
932 { | |
933 curfrp = topframe->fr_child; | |
934 if (flags & WSP_BOT) | |
935 while (curfrp->fr_next != NULL) | |
936 curfrp = curfrp->fr_next; | |
937 } | |
938 else | |
939 curfrp = topframe; | |
940 before = (flags & WSP_TOP); | |
941 } | |
942 else | |
943 { | |
944 curfrp = oldwin->w_frame; | |
945 if (flags & WSP_BELOW) | |
946 before = FALSE; | |
947 else if (flags & WSP_ABOVE) | |
948 before = TRUE; | |
949 else | |
950 #ifdef FEAT_VERTSPLIT | |
951 if (flags & WSP_VERT) | |
952 before = !p_spr; | |
953 else | |
954 #endif | |
955 before = !p_sb; | |
956 } | |
957 if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout) | |
958 { | |
959 /* Need to create a new frame in the tree to make a branch. */ | |
960 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
961 *frp = *curfrp; | |
962 curfrp->fr_layout = layout; | |
963 frp->fr_parent = curfrp; | |
964 frp->fr_next = NULL; | |
965 frp->fr_prev = NULL; | |
966 curfrp->fr_child = frp; | |
967 curfrp->fr_win = NULL; | |
968 curfrp = frp; | |
969 if (frp->fr_win != NULL) | |
970 oldwin->w_frame = frp; | |
971 else | |
972 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
973 frp->fr_parent = curfrp; | |
974 } | |
975 | |
976 if (newwin == NULL) | |
1906 | 977 frp = wp->w_frame; |
7 | 978 else |
979 frp = newwin->w_frame; | |
980 frp->fr_parent = curfrp->fr_parent; | |
981 | |
982 /* Insert the new frame at the right place in the frame list. */ | |
983 if (before) | |
984 frame_insert(curfrp, frp); | |
985 else | |
986 frame_append(curfrp, frp); | |
987 | |
988 #ifdef FEAT_VERTSPLIT | |
989 if (flags & WSP_VERT) | |
990 { | |
991 wp->w_p_scr = curwin->w_p_scr; | |
992 if (need_status) | |
993 { | |
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994 win_new_height(oldwin, oldwin->w_height - 1); |
7 | 995 oldwin->w_status_height = need_status; |
996 } | |
997 if (flags & (WSP_TOP | WSP_BOT)) | |
998 { | |
999 /* set height and row of new window to full height */ | |
685 | 1000 wp->w_winrow = tabline_height(); |
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1001 win_new_height(wp, curfrp->fr_height - (p_ls > 0)); |
7 | 1002 wp->w_status_height = (p_ls > 0); |
1003 } | |
1004 else | |
1005 { | |
1006 /* height and row of new window is same as current window */ | |
1007 wp->w_winrow = oldwin->w_winrow; | |
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1008 win_new_height(wp, oldwin->w_height); |
7 | 1009 wp->w_status_height = oldwin->w_status_height; |
1010 } | |
1011 frp->fr_height = curfrp->fr_height; | |
1012 | |
1013 /* "new_size" of the current window goes to the new window, use | |
1014 * one column for the vertical separator */ | |
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1015 win_new_width(wp, new_size); |
7 | 1016 if (before) |
1017 wp->w_vsep_width = 1; | |
1018 else | |
1019 { | |
1020 wp->w_vsep_width = oldwin->w_vsep_width; | |
1021 oldwin->w_vsep_width = 1; | |
1022 } | |
1023 if (flags & (WSP_TOP | WSP_BOT)) | |
1024 { | |
1025 if (flags & WSP_BOT) | |
1026 frame_add_vsep(curfrp); | |
1027 /* Set width of neighbor frame */ | |
1028 frame_new_width(curfrp, curfrp->fr_width | |
779 | 1029 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP, |
1030 FALSE); | |
7 | 1031 } |
1032 else | |
779 | 1033 win_new_width(oldwin, oldwin->w_width - (new_size + 1)); |
7 | 1034 if (before) /* new window left of current one */ |
1035 { | |
1036 wp->w_wincol = oldwin->w_wincol; | |
1037 oldwin->w_wincol += new_size + 1; | |
1038 } | |
1039 else /* new window right of current one */ | |
1040 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1; | |
1041 frame_fix_width(oldwin); | |
1042 frame_fix_width(wp); | |
1043 } | |
1044 else | |
1045 #endif | |
1046 { | |
1047 /* width and column of new window is same as current window */ | |
1048 #ifdef FEAT_VERTSPLIT | |
1049 if (flags & (WSP_TOP | WSP_BOT)) | |
1050 { | |
1051 wp->w_wincol = 0; | |
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1052 win_new_width(wp, Columns); |
7 | 1053 wp->w_vsep_width = 0; |
1054 } | |
1055 else | |
1056 { | |
1057 wp->w_wincol = oldwin->w_wincol; | |
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1058 win_new_width(wp, oldwin->w_width); |
7 | 1059 wp->w_vsep_width = oldwin->w_vsep_width; |
1060 } | |
1061 frp->fr_width = curfrp->fr_width; | |
1062 #endif | |
1063 | |
1064 /* "new_size" of the current window goes to the new window, use | |
1065 * one row for the status line */ | |
1066 win_new_height(wp, new_size); | |
1067 if (flags & (WSP_TOP | WSP_BOT)) | |
1068 frame_new_height(curfrp, curfrp->fr_height | |
1069 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE); | |
1070 else | |
1071 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT)); | |
1072 if (before) /* new window above current one */ | |
1073 { | |
1074 wp->w_winrow = oldwin->w_winrow; | |
1075 wp->w_status_height = STATUS_HEIGHT; | |
1076 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT; | |
1077 } | |
1078 else /* new window below current one */ | |
1079 { | |
1080 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT; | |
1081 wp->w_status_height = oldwin->w_status_height; | |
1082 oldwin->w_status_height = STATUS_HEIGHT; | |
1083 } | |
1084 #ifdef FEAT_VERTSPLIT | |
1085 if (flags & WSP_BOT) | |
1086 frame_add_statusline(curfrp); | |
1087 #endif | |
1088 frame_fix_height(wp); | |
1089 frame_fix_height(oldwin); | |
1090 } | |
1091 | |
1092 if (flags & (WSP_TOP | WSP_BOT)) | |
1093 (void)win_comp_pos(); | |
1094 | |
1095 /* | |
1096 * Both windows need redrawing | |
1097 */ | |
1098 redraw_win_later(wp, NOT_VALID); | |
1099 wp->w_redr_status = TRUE; | |
1100 redraw_win_later(oldwin, NOT_VALID); | |
1101 oldwin->w_redr_status = TRUE; | |
1102 | |
1103 if (need_status) | |
1104 { | |
1105 msg_row = Rows - 1; | |
1106 msg_col = sc_col; | |
1107 msg_clr_eos_force(); /* Old command/ruler may still be there */ | |
1108 comp_col(); | |
1109 msg_row = Rows - 1; | |
1110 msg_col = 0; /* put position back at start of line */ | |
1111 } | |
1112 | |
1113 /* | |
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1114 * equalize the window sizes. |
7 | 1115 */ |
1116 if (do_equal || dir != 0) | |
1117 win_equal(wp, TRUE, | |
1118 #ifdef FEAT_VERTSPLIT | |
1119 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h') | |
1120 : dir == 'h' ? 'b' : | |
1121 #endif | |
1122 'v'); | |
1123 | |
1124 /* Don't change the window height/width to 'winheight' / 'winwidth' if a | |
1125 * size was given. */ | |
1126 #ifdef FEAT_VERTSPLIT | |
1127 if (flags & WSP_VERT) | |
1128 { | |
1129 i = p_wiw; | |
1130 if (size != 0) | |
1131 p_wiw = size; | |
1132 | |
1133 # ifdef FEAT_GUI | |
1134 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */ | |
1135 if (gui.in_use) | |
1136 gui_init_which_components(NULL); | |
1137 # endif | |
1138 } | |
1139 else | |
1140 #endif | |
1141 { | |
1142 i = p_wh; | |
1143 if (size != 0) | |
1144 p_wh = size; | |
1145 } | |
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1146 |
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1147 /* |
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1148 * make the new window the current window |
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1149 */ |
7 | 1150 win_enter(wp, FALSE); |
1151 #ifdef FEAT_VERTSPLIT | |
1152 if (flags & WSP_VERT) | |
1153 p_wiw = i; | |
1154 else | |
1155 #endif | |
1156 p_wh = i; | |
1157 | |
1158 return OK; | |
1159 } | |
1160 | |
1906 | 1161 |
675 | 1162 /* |
1163 * Initialize window "newp" from window "oldp". | |
1164 * Used when splitting a window and when creating a new tab page. | |
1165 * The windows will both edit the same buffer. | |
1822 | 1166 * WSP_NEWLOC may be specified in flags to prevent the location list from |
1167 * being copied. | |
675 | 1168 */ |
1169 static void | |
1822 | 1170 win_init(newp, oldp, flags) |
675 | 1171 win_T *newp; |
1172 win_T *oldp; | |
1887 | 1173 int flags UNUSED; |
675 | 1174 { |
1175 int i; | |
1176 | |
1177 newp->w_buffer = oldp->w_buffer; | |
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1178 #ifdef FEAT_SYN_HL |
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1179 newp->w_s = &(oldp->w_buffer->b_s); |
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|
1180 #endif |
675 | 1181 oldp->w_buffer->b_nwindows++; |
1182 newp->w_cursor = oldp->w_cursor; | |
1183 newp->w_valid = 0; | |
1184 newp->w_curswant = oldp->w_curswant; | |
1185 newp->w_set_curswant = oldp->w_set_curswant; | |
1186 newp->w_topline = oldp->w_topline; | |
1187 #ifdef FEAT_DIFF | |
1188 newp->w_topfill = oldp->w_topfill; | |
1189 #endif | |
1190 newp->w_leftcol = oldp->w_leftcol; | |
1191 newp->w_pcmark = oldp->w_pcmark; | |
1192 newp->w_prev_pcmark = oldp->w_prev_pcmark; | |
1193 newp->w_alt_fnum = oldp->w_alt_fnum; | |
826 | 1194 newp->w_wrow = oldp->w_wrow; |
675 | 1195 newp->w_fraction = oldp->w_fraction; |
1196 newp->w_prev_fraction_row = oldp->w_prev_fraction_row; | |
1197 #ifdef FEAT_JUMPLIST | |
1198 copy_jumplist(oldp, newp); | |
1199 #endif | |
1200 #ifdef FEAT_QUICKFIX | |
1822 | 1201 if (flags & WSP_NEWLOC) |
1202 { | |
1203 /* Don't copy the location list. */ | |
1204 newp->w_llist = NULL; | |
1205 newp->w_llist_ref = NULL; | |
1206 } | |
1207 else | |
1208 copy_loclist(oldp, newp); | |
675 | 1209 #endif |
1210 if (oldp->w_localdir != NULL) | |
1211 newp->w_localdir = vim_strsave(oldp->w_localdir); | |
1212 | |
1906 | 1213 /* copy tagstack and folds */ |
675 | 1214 for (i = 0; i < oldp->w_tagstacklen; i++) |
1215 { | |
1216 newp->w_tagstack[i] = oldp->w_tagstack[i]; | |
1217 if (newp->w_tagstack[i].tagname != NULL) | |
1218 newp->w_tagstack[i].tagname = | |
1219 vim_strsave(newp->w_tagstack[i].tagname); | |
1220 } | |
1221 newp->w_tagstackidx = oldp->w_tagstackidx; | |
1222 newp->w_tagstacklen = oldp->w_tagstacklen; | |
1223 # ifdef FEAT_FOLDING | |
1224 copyFoldingState(oldp, newp); | |
1225 # endif | |
1906 | 1226 |
1227 win_init_some(newp, oldp); | |
2314
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Bram Moolenaar <bram@vim.org>
parents:
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changeset
|
1228 |
233eb4412f5d
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Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1229 # ifdef FEAT_SYN_HL |
233eb4412f5d
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Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1230 check_colorcolumn(newp); |
233eb4412f5d
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parents:
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changeset
|
1231 # endif |
1906 | 1232 } |
1233 | |
1234 /* | |
1235 * Initialize window "newp" from window"old". | |
1236 * Only the essential things are copied. | |
1237 */ | |
1238 static void | |
1239 win_init_some(newp, oldp) | |
1240 win_T *newp; | |
1241 win_T *oldp; | |
1242 { | |
1243 /* Use the same argument list. */ | |
1244 newp->w_alist = oldp->w_alist; | |
1245 ++newp->w_alist->al_refcount; | |
1246 newp->w_arg_idx = oldp->w_arg_idx; | |
1247 | |
1248 /* copy options from existing window */ | |
1249 win_copy_options(oldp, newp); | |
675 | 1250 } |
1251 | |
7 | 1252 #endif /* FEAT_WINDOWS */ |
1253 | |
1254 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
1255 /* | |
1256 * Check if "win" is a pointer to an existing window. | |
1257 */ | |
1258 int | |
1259 win_valid(win) | |
1260 win_T *win; | |
1261 { | |
1262 win_T *wp; | |
1263 | |
1264 if (win == NULL) | |
1265 return FALSE; | |
1266 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1267 if (wp == win) | |
1268 return TRUE; | |
1269 return FALSE; | |
1270 } | |
1271 | |
1272 /* | |
1273 * Return the number of windows. | |
1274 */ | |
1275 int | |
1276 win_count() | |
1277 { | |
1278 win_T *wp; | |
1279 int count = 0; | |
1280 | |
1281 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1282 ++count; | |
1283 return count; | |
1284 } | |
1285 | |
1286 /* | |
1287 * Make "count" windows on the screen. | |
1288 * Return actual number of windows on the screen. | |
1289 * Must be called when there is just one window, filling the whole screen | |
1290 * (excluding the command line). | |
1291 */ | |
1292 int | |
1293 make_windows(count, vertical) | |
1294 int count; | |
1887 | 1295 int vertical UNUSED; /* split windows vertically if TRUE */ |
7 | 1296 { |
1297 int maxcount; | |
1298 int todo; | |
1299 | |
1300 #ifdef FEAT_VERTSPLIT | |
1301 if (vertical) | |
1302 { | |
1303 /* Each windows needs at least 'winminwidth' lines and a separator | |
1304 * column. */ | |
1305 maxcount = (curwin->w_width + curwin->w_vsep_width | |
1306 - (p_wiw - p_wmw)) / (p_wmw + 1); | |
1307 } | |
1308 else | |
1309 #endif | |
1310 { | |
1311 /* Each window needs at least 'winminheight' lines and a status line. */ | |
1312 maxcount = (curwin->w_height + curwin->w_status_height | |
1313 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT); | |
1314 } | |
1315 | |
1316 if (maxcount < 2) | |
1317 maxcount = 2; | |
1318 if (count > maxcount) | |
1319 count = maxcount; | |
1320 | |
1321 /* | |
1322 * add status line now, otherwise first window will be too big | |
1323 */ | |
1324 if (count > 1) | |
1325 last_status(TRUE); | |
1326 | |
1327 #ifdef FEAT_AUTOCMD | |
1328 /* | |
1329 * Don't execute autocommands while creating the windows. Must do that | |
1330 * when putting the buffers in the windows. | |
1331 */ | |
1410 | 1332 block_autocmds(); |
7 | 1333 #endif |
1334 | |
1335 /* todo is number of windows left to create */ | |
1336 for (todo = count - 1; todo > 0; --todo) | |
1337 #ifdef FEAT_VERTSPLIT | |
1338 if (vertical) | |
1339 { | |
1340 if (win_split(curwin->w_width - (curwin->w_width - todo) | |
1341 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL) | |
1342 break; | |
1343 } | |
1344 else | |
1345 #endif | |
1346 { | |
1347 if (win_split(curwin->w_height - (curwin->w_height - todo | |
1348 * STATUS_HEIGHT) / (todo + 1) | |
1349 - STATUS_HEIGHT, WSP_ABOVE) == FAIL) | |
1350 break; | |
1351 } | |
1352 | |
1353 #ifdef FEAT_AUTOCMD | |
1410 | 1354 unblock_autocmds(); |
7 | 1355 #endif |
1356 | |
1357 /* return actual number of windows */ | |
1358 return (count - todo); | |
1359 } | |
1360 | |
1361 /* | |
1362 * Exchange current and next window | |
1363 */ | |
1364 static void | |
1365 win_exchange(Prenum) | |
1366 long Prenum; | |
1367 { | |
1368 frame_T *frp; | |
1369 frame_T *frp2; | |
1370 win_T *wp; | |
1371 win_T *wp2; | |
1372 int temp; | |
1373 | |
1374 if (lastwin == firstwin) /* just one window */ | |
1375 { | |
1376 beep_flush(); | |
1377 return; | |
1378 } | |
1379 | |
1380 #ifdef FEAT_GUI | |
1381 need_mouse_correct = TRUE; | |
1382 #endif | |
1383 | |
1384 /* | |
1385 * find window to exchange with | |
1386 */ | |
1387 if (Prenum) | |
1388 { | |
1389 frp = curwin->w_frame->fr_parent->fr_child; | |
1390 while (frp != NULL && --Prenum > 0) | |
1391 frp = frp->fr_next; | |
1392 } | |
1393 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */ | |
1394 frp = curwin->w_frame->fr_next; | |
1395 else /* Swap last window in row/col with previous */ | |
1396 frp = curwin->w_frame->fr_prev; | |
1397 | |
1398 /* We can only exchange a window with another window, not with a frame | |
1399 * containing windows. */ | |
1400 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin) | |
1401 return; | |
1402 wp = frp->fr_win; | |
1403 | |
1404 /* | |
1405 * 1. remove curwin from the list. Remember after which window it was in wp2 | |
1406 * 2. insert curwin before wp in the list | |
1407 * if wp != wp2 | |
1408 * 3. remove wp from the list | |
1409 * 4. insert wp after wp2 | |
1410 * 5. exchange the status line height and vsep width. | |
1411 */ | |
1412 wp2 = curwin->w_prev; | |
1413 frp2 = curwin->w_frame->fr_prev; | |
1414 if (wp->w_prev != curwin) | |
1415 { | |
671 | 1416 win_remove(curwin, NULL); |
7 | 1417 frame_remove(curwin->w_frame); |
1418 win_append(wp->w_prev, curwin); | |
1419 frame_insert(frp, curwin->w_frame); | |
1420 } | |
1421 if (wp != wp2) | |
1422 { | |
671 | 1423 win_remove(wp, NULL); |
7 | 1424 frame_remove(wp->w_frame); |
1425 win_append(wp2, wp); | |
1426 if (frp2 == NULL) | |
1427 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame); | |
1428 else | |
1429 frame_append(frp2, wp->w_frame); | |
1430 } | |
1431 temp = curwin->w_status_height; | |
1432 curwin->w_status_height = wp->w_status_height; | |
1433 wp->w_status_height = temp; | |
1434 #ifdef FEAT_VERTSPLIT | |
1435 temp = curwin->w_vsep_width; | |
1436 curwin->w_vsep_width = wp->w_vsep_width; | |
1437 wp->w_vsep_width = temp; | |
1438 | |
1439 /* If the windows are not in the same frame, exchange the sizes to avoid | |
1440 * messing up the window layout. Otherwise fix the frame sizes. */ | |
1441 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent) | |
1442 { | |
1443 temp = curwin->w_height; | |
1444 curwin->w_height = wp->w_height; | |
1445 wp->w_height = temp; | |
1446 temp = curwin->w_width; | |
1447 curwin->w_width = wp->w_width; | |
1448 wp->w_width = temp; | |
1449 } | |
1450 else | |
1451 { | |
1452 frame_fix_height(curwin); | |
1453 frame_fix_height(wp); | |
1454 frame_fix_width(curwin); | |
1455 frame_fix_width(wp); | |
1456 } | |
1457 #endif | |
1458 | |
1459 (void)win_comp_pos(); /* recompute window positions */ | |
1460 | |
1461 win_enter(wp, TRUE); | |
1462 redraw_later(CLEAR); | |
1463 } | |
1464 | |
1465 /* | |
1466 * rotate windows: if upwards TRUE the second window becomes the first one | |
1467 * if upwards FALSE the first window becomes the second one | |
1468 */ | |
1469 static void | |
1470 win_rotate(upwards, count) | |
1471 int upwards; | |
1472 int count; | |
1473 { | |
1474 win_T *wp1; | |
1475 win_T *wp2; | |
1476 frame_T *frp; | |
1477 int n; | |
1478 | |
1479 if (firstwin == lastwin) /* nothing to do */ | |
1480 { | |
1481 beep_flush(); | |
1482 return; | |
1483 } | |
1484 | |
1485 #ifdef FEAT_GUI | |
1486 need_mouse_correct = TRUE; | |
1487 #endif | |
1488 | |
1489 #ifdef FEAT_VERTSPLIT | |
1490 /* Check if all frames in this row/col have one window. */ | |
1491 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL; | |
1492 frp = frp->fr_next) | |
1493 if (frp->fr_win == NULL) | |
1494 { | |
1495 EMSG(_("E443: Cannot rotate when another window is split")); | |
1496 return; | |
1497 } | |
1498 #endif | |
1499 | |
1500 while (count--) | |
1501 { | |
1502 if (upwards) /* first window becomes last window */ | |
1503 { | |
1504 /* remove first window/frame from the list */ | |
1505 frp = curwin->w_frame->fr_parent->fr_child; | |
1506 wp1 = frp->fr_win; | |
671 | 1507 win_remove(wp1, NULL); |
7 | 1508 frame_remove(frp); |
1509 | |
1510 /* find last frame and append removed window/frame after it */ | |
1511 for ( ; frp->fr_next != NULL; frp = frp->fr_next) | |
1512 ; | |
1513 win_append(frp->fr_win, wp1); | |
1514 frame_append(frp, wp1->w_frame); | |
1515 | |
1516 wp2 = frp->fr_win; /* previously last window */ | |
1517 } | |
1518 else /* last window becomes first window */ | |
1519 { | |
1520 /* find last window/frame in the list and remove it */ | |
1521 for (frp = curwin->w_frame; frp->fr_next != NULL; | |
1522 frp = frp->fr_next) | |
1523 ; | |
1524 wp1 = frp->fr_win; | |
1525 wp2 = wp1->w_prev; /* will become last window */ | |
671 | 1526 win_remove(wp1, NULL); |
7 | 1527 frame_remove(frp); |
1528 | |
1529 /* append the removed window/frame before the first in the list */ | |
1530 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1); | |
1531 frame_insert(frp->fr_parent->fr_child, frp); | |
1532 } | |
1533 | |
1534 /* exchange status height and vsep width of old and new last window */ | |
1535 n = wp2->w_status_height; | |
1536 wp2->w_status_height = wp1->w_status_height; | |
1537 wp1->w_status_height = n; | |
1538 frame_fix_height(wp1); | |
1539 frame_fix_height(wp2); | |
1540 #ifdef FEAT_VERTSPLIT | |
1541 n = wp2->w_vsep_width; | |
1542 wp2->w_vsep_width = wp1->w_vsep_width; | |
1543 wp1->w_vsep_width = n; | |
1544 frame_fix_width(wp1); | |
1545 frame_fix_width(wp2); | |
1546 #endif | |
1547 | |
1548 /* recompute w_winrow and w_wincol for all windows */ | |
1549 (void)win_comp_pos(); | |
1550 } | |
1551 | |
1552 redraw_later(CLEAR); | |
1553 } | |
1554 | |
1555 /* | |
1556 * Move the current window to the very top/bottom/left/right of the screen. | |
1557 */ | |
1558 static void | |
1559 win_totop(size, flags) | |
1560 int size; | |
1561 int flags; | |
1562 { | |
1563 int dir; | |
1564 int height = curwin->w_height; | |
1565 | |
1566 if (lastwin == firstwin) | |
1567 { | |
1568 beep_flush(); | |
1569 return; | |
1570 } | |
1571 | |
1572 /* Remove the window and frame from the tree of frames. */ | |
671 | 1573 (void)winframe_remove(curwin, &dir, NULL); |
1574 win_remove(curwin, NULL); | |
7 | 1575 last_status(FALSE); /* may need to remove last status line */ |
1576 (void)win_comp_pos(); /* recompute window positions */ | |
1577 | |
1578 /* Split a window on the desired side and put the window there. */ | |
1579 (void)win_split_ins(size, flags, curwin, dir); | |
1580 if (!(flags & WSP_VERT)) | |
1581 { | |
1582 win_setheight(height); | |
1583 if (p_ea) | |
1584 win_equal(curwin, TRUE, 'v'); | |
1585 } | |
1586 | |
1587 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
1588 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
1589 * scrollbars. Have to update them anyway. */ | |
1906 | 1590 gui_may_update_scrollbars(); |
1591 #endif | |
7 | 1592 } |
1593 | |
1594 /* | |
1595 * Move window "win1" to below/right of "win2" and make "win1" the current | |
1596 * window. Only works within the same frame! | |
1597 */ | |
1598 void | |
1599 win_move_after(win1, win2) | |
1600 win_T *win1, *win2; | |
1601 { | |
1602 int height; | |
1603 | |
1604 /* check if the arguments are reasonable */ | |
1605 if (win1 == win2) | |
1606 return; | |
1607 | |
1608 /* check if there is something to do */ | |
1609 if (win2->w_next != win1) | |
1610 { | |
1611 /* may need move the status line/vertical separator of the last window | |
1612 * */ | |
1613 if (win1 == lastwin) | |
1614 { | |
1615 height = win1->w_prev->w_status_height; | |
1616 win1->w_prev->w_status_height = win1->w_status_height; | |
1617 win1->w_status_height = height; | |
1618 #ifdef FEAT_VERTSPLIT | |
1070 | 1619 if (win1->w_prev->w_vsep_width == 1) |
1620 { | |
1621 /* Remove the vertical separator from the last-but-one window, | |
1622 * add it to the last window. Adjust the frame widths. */ | |
1623 win1->w_prev->w_vsep_width = 0; | |
1624 win1->w_prev->w_frame->fr_width -= 1; | |
1625 win1->w_vsep_width = 1; | |
1626 win1->w_frame->fr_width += 1; | |
1627 } | |
7 | 1628 #endif |
1629 } | |
1630 else if (win2 == lastwin) | |
1631 { | |
1632 height = win1->w_status_height; | |
1633 win1->w_status_height = win2->w_status_height; | |
1634 win2->w_status_height = height; | |
1635 #ifdef FEAT_VERTSPLIT | |
1070 | 1636 if (win1->w_vsep_width == 1) |
1637 { | |
1638 /* Remove the vertical separator from win1, add it to the last | |
1639 * window, win2. Adjust the frame widths. */ | |
1640 win2->w_vsep_width = 1; | |
1641 win2->w_frame->fr_width += 1; | |
1642 win1->w_vsep_width = 0; | |
1643 win1->w_frame->fr_width -= 1; | |
1644 } | |
7 | 1645 #endif |
1646 } | |
671 | 1647 win_remove(win1, NULL); |
7 | 1648 frame_remove(win1->w_frame); |
1649 win_append(win2, win1); | |
1650 frame_append(win2->w_frame, win1->w_frame); | |
1651 | |
1652 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
1653 redraw_later(NOT_VALID); | |
1654 } | |
1655 win_enter(win1, FALSE); | |
1656 } | |
1657 | |
1658 /* | |
1659 * Make all windows the same height. | |
1660 * 'next_curwin' will soon be the current window, make sure it has enough | |
1661 * rows. | |
1662 */ | |
1663 void | |
1664 win_equal(next_curwin, current, dir) | |
1665 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1666 int current; /* do only frame with current window */ | |
1667 int dir; /* 'v' for vertically, 'h' for horizontally, | |
1668 'b' for both, 0 for using p_ead */ | |
1669 { | |
1670 if (dir == 0) | |
1671 #ifdef FEAT_VERTSPLIT | |
1672 dir = *p_ead; | |
1673 #else | |
1674 dir = 'b'; | |
1675 #endif | |
1676 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current, | |
685 | 1677 topframe, dir, 0, tabline_height(), |
667 | 1678 (int)Columns, topframe->fr_height); |
7 | 1679 } |
1680 | |
1681 /* | |
1682 * Set a frame to a new position and height, spreading the available room | |
1683 * equally over contained frames. | |
1684 * The window "next_curwin" (if not NULL) should at least get the size from | |
1685 * 'winheight' and 'winwidth' if possible. | |
1686 */ | |
1687 static void | |
1688 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height) | |
1689 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1690 int current; /* do only frame with current window */ | |
1691 frame_T *topfr; /* frame to set size off */ | |
1692 int dir; /* 'v', 'h' or 'b', see win_equal() */ | |
1693 int col; /* horizontal position for frame */ | |
1694 int row; /* vertical position for frame */ | |
1695 int width; /* new width of frame */ | |
1696 int height; /* new height of frame */ | |
1697 { | |
1698 int n, m; | |
1699 int extra_sep = 0; | |
1700 int wincount, totwincount = 0; | |
1701 frame_T *fr; | |
1702 int next_curwin_size = 0; | |
1703 int room = 0; | |
1704 int new_size; | |
1705 int has_next_curwin = 0; | |
1706 int hnc; | |
1707 | |
1708 if (topfr->fr_layout == FR_LEAF) | |
1709 { | |
1710 /* Set the width/height of this frame. | |
1711 * Redraw when size or position changes */ | |
1712 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row | |
1713 #ifdef FEAT_VERTSPLIT | |
1714 || topfr->fr_width != width || topfr->fr_win->w_wincol != col | |
1715 #endif | |
1716 ) | |
1717 { | |
1718 topfr->fr_win->w_winrow = row; | |
1719 frame_new_height(topfr, height, FALSE, FALSE); | |
1720 #ifdef FEAT_VERTSPLIT | |
1721 topfr->fr_win->w_wincol = col; | |
779 | 1722 frame_new_width(topfr, width, FALSE, FALSE); |
7 | 1723 #endif |
1724 redraw_all_later(CLEAR); | |
1725 } | |
1726 } | |
1727 #ifdef FEAT_VERTSPLIT | |
1728 else if (topfr->fr_layout == FR_ROW) | |
1729 { | |
1730 topfr->fr_width = width; | |
1731 topfr->fr_height = height; | |
1732 | |
1733 if (dir != 'v') /* equalize frame widths */ | |
1734 { | |
1735 /* Compute the maximum number of windows horizontally in this | |
1736 * frame. */ | |
1737 n = frame_minwidth(topfr, NOWIN); | |
1738 /* add one for the rightmost window, it doesn't have a separator */ | |
1739 if (col + width == Columns) | |
1740 extra_sep = 1; | |
1741 else | |
1742 extra_sep = 0; | |
1743 totwincount = (n + extra_sep) / (p_wmw + 1); | |
779 | 1744 has_next_curwin = frame_has_win(topfr, next_curwin); |
1745 | |
1746 /* | |
1747 * Compute width for "next_curwin" window and room available for | |
1748 * other windows. | |
1749 * "m" is the minimal width when counting p_wiw for "next_curwin". | |
1750 */ | |
7 | 1751 m = frame_minwidth(topfr, next_curwin); |
1752 room = width - m; | |
1753 if (room < 0) | |
1754 { | |
1755 next_curwin_size = p_wiw + room; | |
1756 room = 0; | |
1757 } | |
1758 else | |
1759 { | |
779 | 1760 next_curwin_size = -1; |
1761 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1762 { | |
1763 /* If 'winfixwidth' set keep the window width if | |
1764 * possible. | |
1765 * Watch out for this window being the next_curwin. */ | |
1766 if (frame_fixed_width(fr)) | |
1767 { | |
1768 n = frame_minwidth(fr, NOWIN); | |
1769 new_size = fr->fr_width; | |
1770 if (frame_has_win(fr, next_curwin)) | |
1771 { | |
1772 room += p_wiw - p_wmw; | |
1773 next_curwin_size = 0; | |
1774 if (new_size < p_wiw) | |
1775 new_size = p_wiw; | |
1776 } | |
1777 else | |
1778 /* These windows don't use up room. */ | |
1779 totwincount -= (n + (fr->fr_next == NULL | |
1780 ? extra_sep : 0)) / (p_wmw + 1); | |
1781 room -= new_size - n; | |
1782 if (room < 0) | |
1783 { | |
1784 new_size += room; | |
1785 room = 0; | |
1786 } | |
1787 fr->fr_newwidth = new_size; | |
1788 } | |
1789 } | |
1790 if (next_curwin_size == -1) | |
1791 { | |
1792 if (!has_next_curwin) | |
1793 next_curwin_size = 0; | |
1794 else if (totwincount > 1 | |
1795 && (room + (totwincount - 2)) | |
1796 / (totwincount - 1) > p_wiw) | |
1797 { | |
834 | 1798 /* Can make all windows wider than 'winwidth', spread |
1799 * the room equally. */ | |
1800 next_curwin_size = (room + p_wiw | |
1801 + (totwincount - 1) * p_wmw | |
1802 + (totwincount - 1)) / totwincount; | |
779 | 1803 room -= next_curwin_size - p_wiw; |
1804 } | |
1805 else | |
1806 next_curwin_size = p_wiw; | |
1807 } | |
7 | 1808 } |
779 | 1809 |
1810 if (has_next_curwin) | |
7 | 1811 --totwincount; /* don't count curwin */ |
1812 } | |
1813 | |
1814 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1815 { | |
1816 n = m = 0; | |
1817 wincount = 1; | |
1818 if (fr->fr_next == NULL) | |
1819 /* last frame gets all that remains (avoid roundoff error) */ | |
1820 new_size = width; | |
1821 else if (dir == 'v') | |
1822 new_size = fr->fr_width; | |
779 | 1823 else if (frame_fixed_width(fr)) |
1824 { | |
1825 new_size = fr->fr_newwidth; | |
1826 wincount = 0; /* doesn't count as a sizeable window */ | |
1827 } | |
7 | 1828 else |
1829 { | |
1830 /* Compute the maximum number of windows horiz. in "fr". */ | |
1831 n = frame_minwidth(fr, NOWIN); | |
1832 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1833 / (p_wmw + 1); | |
1834 m = frame_minwidth(fr, next_curwin); | |
779 | 1835 if (has_next_curwin) |
1836 hnc = frame_has_win(fr, next_curwin); | |
1837 else | |
1838 hnc = FALSE; | |
1839 if (hnc) /* don't count next_curwin */ | |
7 | 1840 --wincount; |
779 | 1841 if (totwincount == 0) |
1842 new_size = room; | |
1843 else | |
1844 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
7 | 1845 / totwincount; |
779 | 1846 if (hnc) /* add next_curwin size */ |
7 | 1847 { |
1848 next_curwin_size -= p_wiw - (m - n); | |
1849 new_size += next_curwin_size; | |
779 | 1850 room -= new_size - next_curwin_size; |
7 | 1851 } |
779 | 1852 else |
1853 room -= new_size; | |
1854 new_size += n; | |
7 | 1855 } |
1856 | |
779 | 1857 /* Skip frame that is full width when splitting or closing a |
7 | 1858 * window, unless equalizing all frames. */ |
1859 if (!current || dir != 'v' || topfr->fr_parent != NULL | |
1860 || (new_size != fr->fr_width) | |
1861 || frame_has_win(fr, next_curwin)) | |
1862 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
779 | 1863 new_size, height); |
1864 col += new_size; | |
1865 width -= new_size; | |
7 | 1866 totwincount -= wincount; |
1867 } | |
1868 } | |
1869 #endif | |
1870 else /* topfr->fr_layout == FR_COL */ | |
1871 { | |
1872 #ifdef FEAT_VERTSPLIT | |
1873 topfr->fr_width = width; | |
1874 #endif | |
1875 topfr->fr_height = height; | |
1876 | |
1877 if (dir != 'h') /* equalize frame heights */ | |
1878 { | |
1879 /* Compute maximum number of windows vertically in this frame. */ | |
1880 n = frame_minheight(topfr, NOWIN); | |
1881 /* add one for the bottom window if it doesn't have a statusline */ | |
1882 if (row + height == cmdline_row && p_ls == 0) | |
1883 extra_sep = 1; | |
1884 else | |
1885 extra_sep = 0; | |
1886 totwincount = (n + extra_sep) / (p_wmh + 1); | |
1887 has_next_curwin = frame_has_win(topfr, next_curwin); | |
1888 | |
1889 /* | |
1890 * Compute height for "next_curwin" window and room available for | |
1891 * other windows. | |
1892 * "m" is the minimal height when counting p_wh for "next_curwin". | |
1893 */ | |
1894 m = frame_minheight(topfr, next_curwin); | |
1895 room = height - m; | |
1896 if (room < 0) | |
1897 { | |
1898 /* The room is less then 'winheight', use all space for the | |
1899 * current window. */ | |
1900 next_curwin_size = p_wh + room; | |
1901 room = 0; | |
1902 } | |
1903 else | |
1904 { | |
1905 next_curwin_size = -1; | |
1906 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1907 { | |
1908 /* If 'winfixheight' set keep the window height if | |
1909 * possible. | |
1910 * Watch out for this window being the next_curwin. */ | |
1911 if (frame_fixed_height(fr)) | |
1912 { | |
1913 n = frame_minheight(fr, NOWIN); | |
1914 new_size = fr->fr_height; | |
1915 if (frame_has_win(fr, next_curwin)) | |
1916 { | |
1917 room += p_wh - p_wmh; | |
1918 next_curwin_size = 0; | |
1919 if (new_size < p_wh) | |
1920 new_size = p_wh; | |
1921 } | |
1922 else | |
1923 /* These windows don't use up room. */ | |
1924 totwincount -= (n + (fr->fr_next == NULL | |
1925 ? extra_sep : 0)) / (p_wmh + 1); | |
1926 room -= new_size - n; | |
1927 if (room < 0) | |
1928 { | |
1929 new_size += room; | |
1930 room = 0; | |
1931 } | |
1932 fr->fr_newheight = new_size; | |
1933 } | |
1934 } | |
1935 if (next_curwin_size == -1) | |
1936 { | |
1937 if (!has_next_curwin) | |
1938 next_curwin_size = 0; | |
1939 else if (totwincount > 1 | |
1940 && (room + (totwincount - 2)) | |
1941 / (totwincount - 1) > p_wh) | |
1942 { | |
834 | 1943 /* can make all windows higher than 'winheight', |
1944 * spread the room equally. */ | |
1945 next_curwin_size = (room + p_wh | |
1946 + (totwincount - 1) * p_wmh | |
7 | 1947 + (totwincount - 1)) / totwincount; |
1948 room -= next_curwin_size - p_wh; | |
1949 } | |
1950 else | |
1951 next_curwin_size = p_wh; | |
1952 } | |
1953 } | |
1954 | |
1955 if (has_next_curwin) | |
1956 --totwincount; /* don't count curwin */ | |
1957 } | |
1958 | |
1959 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1960 { | |
1961 n = m = 0; | |
1962 wincount = 1; | |
1963 if (fr->fr_next == NULL) | |
1964 /* last frame gets all that remains (avoid roundoff error) */ | |
1965 new_size = height; | |
1966 else if (dir == 'h') | |
1967 new_size = fr->fr_height; | |
1968 else if (frame_fixed_height(fr)) | |
1969 { | |
1970 new_size = fr->fr_newheight; | |
1971 wincount = 0; /* doesn't count as a sizeable window */ | |
1972 } | |
1973 else | |
1974 { | |
1975 /* Compute the maximum number of windows vert. in "fr". */ | |
1976 n = frame_minheight(fr, NOWIN); | |
1977 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1978 / (p_wmh + 1); | |
1979 m = frame_minheight(fr, next_curwin); | |
1980 if (has_next_curwin) | |
1981 hnc = frame_has_win(fr, next_curwin); | |
1982 else | |
1983 hnc = FALSE; | |
1984 if (hnc) /* don't count next_curwin */ | |
1985 --wincount; | |
1986 if (totwincount == 0) | |
1987 new_size = room; | |
1988 else | |
1989 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
1990 / totwincount; | |
1991 if (hnc) /* add next_curwin size */ | |
1992 { | |
1993 next_curwin_size -= p_wh - (m - n); | |
1994 new_size += next_curwin_size; | |
1995 room -= new_size - next_curwin_size; | |
1996 } | |
1997 else | |
1998 room -= new_size; | |
1999 new_size += n; | |
2000 } | |
2001 /* Skip frame that is full width when splitting or closing a | |
2002 * window, unless equalizing all frames. */ | |
2003 if (!current || dir != 'h' || topfr->fr_parent != NULL | |
2004 || (new_size != fr->fr_height) | |
2005 || frame_has_win(fr, next_curwin)) | |
2006 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
2007 width, new_size); | |
2008 row += new_size; | |
2009 height -= new_size; | |
2010 totwincount -= wincount; | |
2011 } | |
2012 } | |
2013 } | |
2014 | |
2015 /* | |
2016 * close all windows for buffer 'buf' | |
2017 */ | |
2018 void | |
671 | 2019 close_windows(buf, keep_curwin) |
7 | 2020 buf_T *buf; |
671 | 2021 int keep_curwin; /* don't close "curwin" */ |
7 | 2022 { |
671 | 2023 win_T *wp; |
2024 tabpage_T *tp, *nexttp; | |
685 | 2025 int h = tabline_height(); |
7 | 2026 |
2027 ++RedrawingDisabled; | |
671 | 2028 |
2029 for (wp = firstwin; wp != NULL && lastwin != firstwin; ) | |
7 | 2030 { |
671 | 2031 if (wp->w_buffer == buf && (!keep_curwin || wp != curwin)) |
7 | 2032 { |
671 | 2033 win_close(wp, FALSE); |
2034 | |
2035 /* Start all over, autocommands may change the window layout. */ | |
2036 wp = firstwin; | |
7 | 2037 } |
2038 else | |
671 | 2039 wp = wp->w_next; |
7 | 2040 } |
671 | 2041 |
2042 /* Also check windows in other tab pages. */ | |
2043 for (tp = first_tabpage; tp != NULL; tp = nexttp) | |
2044 { | |
2045 nexttp = tp->tp_next; | |
672 | 2046 if (tp != curtab) |
671 | 2047 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
2048 if (wp->w_buffer == buf) | |
2049 { | |
2050 win_close_othertab(wp, FALSE, tp); | |
2051 | |
2052 /* Start all over, the tab page may be closed and | |
2053 * autocommands may change the window layout. */ | |
2054 nexttp = first_tabpage; | |
2055 break; | |
2056 } | |
2057 } | |
2058 | |
7 | 2059 --RedrawingDisabled; |
671 | 2060 |
685 | 2061 if (h != tabline_height()) |
671 | 2062 shell_new_rows(); |
7 | 2063 } |
2064 | |
2065 /* | |
1906 | 2066 * Return TRUE if the current window is the only window that exists (ignoring |
2067 * "aucmd_win"). | |
672 | 2068 * Returns FALSE if there is a window, possibly in another tab page. |
667 | 2069 */ |
672 | 2070 static int |
667 | 2071 last_window() |
2072 { | |
1906 | 2073 return (one_window() && first_tabpage->tp_next == NULL); |
2074 } | |
2075 | |
2076 /* | |
2077 * Return TRUE if there is only one window other than "aucmd_win" in the | |
2078 * current tab page. | |
2079 */ | |
2080 static int | |
2081 one_window() | |
2082 { | |
2083 #ifdef FEAT_AUTOCMD | |
2084 win_T *wp; | |
2085 int seen_one = FALSE; | |
2086 | |
2087 FOR_ALL_WINDOWS(wp) | |
2088 { | |
2089 if (wp != aucmd_win) | |
2090 { | |
2091 if (seen_one) | |
2092 return FALSE; | |
2093 seen_one = TRUE; | |
2094 } | |
2095 } | |
2096 return TRUE; | |
2097 #else | |
2098 return firstwin == lastwin; | |
2099 #endif | |
667 | 2100 } |
2101 | |
2102 /* | |
819 | 2103 * Close window "win". Only works for the current tab page. |
7 | 2104 * If "free_buf" is TRUE related buffer may be unloaded. |
2105 * | |
2106 * called by :quit, :close, :xit, :wq and findtag() | |
2107 */ | |
2108 void | |
2109 win_close(win, free_buf) | |
2110 win_T *win; | |
2111 int free_buf; | |
2112 { | |
2113 win_T *wp; | |
2114 #ifdef FEAT_AUTOCMD | |
2115 int other_buffer = FALSE; | |
2116 #endif | |
2117 int close_curwin = FALSE; | |
2118 int dir; | |
2119 int help_window = FALSE; | |
847 | 2120 tabpage_T *prev_curtab = curtab; |
7 | 2121 |
667 | 2122 if (last_window()) |
7 | 2123 { |
2124 EMSG(_("E444: Cannot close last window")); | |
2125 return; | |
2126 } | |
2127 | |
1906 | 2128 #ifdef FEAT_AUTOCMD |
2129 if (win == aucmd_win) | |
2130 { | |
2131 EMSG(_("E813: Cannot close autocmd window")); | |
2132 return; | |
2133 } | |
2134 if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window()) | |
2135 { | |
2136 EMSG(_("E814: Cannot close window, only autocmd window would remain")); | |
2137 return; | |
2138 } | |
2139 #endif | |
2140 | |
856 | 2141 /* |
2142 * When closing the last window in a tab page first go to another tab | |
2143 * page and then close the window and the tab page. This avoids that | |
2144 * curwin and curtab are not invalid while we are freeing memory, they may | |
2145 * be used in GUI events. | |
2146 */ | |
2147 if (firstwin == lastwin) | |
2148 { | |
2149 goto_tabpage_tp(alt_tabpage()); | |
2150 redraw_tabline = TRUE; | |
2151 | |
2152 /* Safety check: Autocommands may have closed the window when jumping | |
2153 * to the other tab page. */ | |
2154 if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win) | |
2155 { | |
2156 int h = tabline_height(); | |
2157 | |
2158 win_close_othertab(win, free_buf, prev_curtab); | |
2159 if (h != tabline_height()) | |
2160 shell_new_rows(); | |
2161 } | |
2162 return; | |
2163 } | |
2164 | |
7 | 2165 /* When closing the help window, try restoring a snapshot after closing |
2166 * the window. Otherwise clear the snapshot, it's now invalid. */ | |
2167 if (win->w_buffer->b_help) | |
2168 help_window = TRUE; | |
2169 else | |
1906 | 2170 clear_snapshot(curtab, SNAP_HELP_IDX); |
7 | 2171 |
2172 #ifdef FEAT_AUTOCMD | |
2173 if (win == curwin) | |
2174 { | |
2175 /* | |
2176 * Guess which window is going to be the new current window. | |
2177 * This may change because of the autocommands (sigh). | |
2178 */ | |
671 | 2179 wp = frame2win(win_altframe(win, NULL)); |
7 | 2180 |
2181 /* | |
2182 * Be careful: If autocommands delete the window, return now. | |
2183 */ | |
2184 if (wp->w_buffer != curbuf) | |
2185 { | |
2186 other_buffer = TRUE; | |
2187 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2188 if (!win_valid(win) || last_window()) |
7 | 2189 return; |
2190 } | |
2191 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2192 if (!win_valid(win) || last_window()) |
7 | 2193 return; |
2194 # ifdef FEAT_EVAL | |
2195 /* autocmds may abort script processing */ | |
2196 if (aborting()) | |
2197 return; | |
2198 # endif | |
2199 } | |
2200 #endif | |
2201 | |
1101 | 2202 #ifdef FEAT_GUI |
2203 /* Avoid trouble with scrollbars that are going to be deleted in | |
2204 * win_free(). */ | |
2205 if (gui.in_use) | |
2206 out_flush(); | |
2207 #endif | |
2208 | |
7 | 2209 /* |
2210 * Close the link to the buffer. | |
2211 */ | |
2212 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
847 | 2213 |
7 | 2214 /* Autocommands may have closed the window already, or closed the only |
847 | 2215 * other window or moved to another tab page. */ |
2216 if (!win_valid(win) || last_window() || curtab != prev_curtab) | |
7 | 2217 return; |
2218 | |
847 | 2219 /* Free the memory used for the window. */ |
2220 wp = win_free_mem(win, &dir, NULL); | |
2221 | |
7 | 2222 /* Make sure curwin isn't invalid. It can cause severe trouble when |
2223 * printing an error message. For win_equal() curbuf needs to be valid | |
2224 * too. */ | |
847 | 2225 if (win == curwin) |
7 | 2226 { |
2227 curwin = wp; | |
2228 #ifdef FEAT_QUICKFIX | |
2229 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer)) | |
2230 { | |
2231 /* | |
1346 | 2232 * If the cursor goes to the preview or the quickfix window, try |
7 | 2233 * finding another window to go to. |
2234 */ | |
2235 for (;;) | |
2236 { | |
2237 if (wp->w_next == NULL) | |
2238 wp = firstwin; | |
2239 else | |
2240 wp = wp->w_next; | |
2241 if (wp == curwin) | |
2242 break; | |
2243 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer)) | |
2244 { | |
2245 curwin = wp; | |
2246 break; | |
2247 } | |
2248 } | |
2249 } | |
2250 #endif | |
2251 curbuf = curwin->w_buffer; | |
2252 close_curwin = TRUE; | |
2253 } | |
36 | 2254 if (p_ea |
2255 #ifdef FEAT_VERTSPLIT | |
2256 && (*p_ead == 'b' || *p_ead == dir) | |
2257 #endif | |
2258 ) | |
7 | 2259 win_equal(curwin, TRUE, |
2260 #ifdef FEAT_VERTSPLIT | |
2261 dir | |
2262 #else | |
2263 0 | |
2264 #endif | |
2265 ); | |
2266 else | |
2267 win_comp_pos(); | |
2268 if (close_curwin) | |
2269 { | |
2270 win_enter_ext(wp, FALSE, TRUE); | |
2271 #ifdef FEAT_AUTOCMD | |
2272 if (other_buffer) | |
2273 /* careful: after this wp and win may be invalid! */ | |
2274 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
2275 #endif | |
2276 } | |
2277 | |
2278 /* | |
667 | 2279 * If last window has a status line now and we don't want one, |
2280 * remove the status line. | |
7 | 2281 */ |
2282 last_status(FALSE); | |
2283 | |
2284 /* After closing the help window, try restoring the window layout from | |
2285 * before it was opened. */ | |
2286 if (help_window) | |
1906 | 2287 restore_snapshot(SNAP_HELP_IDX, close_curwin); |
7 | 2288 |
2289 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
2290 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */ | |
2291 if (gui.in_use && !win_hasvertsplit()) | |
2292 gui_init_which_components(NULL); | |
2293 #endif | |
2294 | |
2295 redraw_all_later(NOT_VALID); | |
2296 } | |
2297 | |
2298 /* | |
671 | 2299 * Close window "win" in tab page "tp", which is not the current tab page. |
2300 * This may be the last window ih that tab page and result in closing the tab, | |
2301 * thus "tp" may become invalid! | |
856 | 2302 * Caller must check if buffer is hidden and whether the tabline needs to be |
2303 * updated. | |
671 | 2304 */ |
2305 void | |
2306 win_close_othertab(win, free_buf, tp) | |
2307 win_T *win; | |
2308 int free_buf; | |
2309 tabpage_T *tp; | |
2310 { | |
2311 win_T *wp; | |
2312 int dir; | |
2313 tabpage_T *ptp = NULL; | |
2306 | 2314 int free_tp = FALSE; |
671 | 2315 |
2316 /* Close the link to the buffer. */ | |
2317 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
2318 | |
2319 /* Careful: Autocommands may have closed the tab page or made it the | |
2320 * current tab page. */ | |
2321 for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next) | |
2322 ; | |
672 | 2323 if (ptp == NULL || tp == curtab) |
671 | 2324 return; |
2325 | |
2326 /* Autocommands may have closed the window already. */ | |
2327 for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next) | |
2328 ; | |
2329 if (wp == NULL) | |
2330 return; | |
2331 | |
2332 /* When closing the last window in a tab page remove the tab page. */ | |
2306 | 2333 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
671 | 2334 { |
2335 if (tp == first_tabpage) | |
2336 first_tabpage = tp->tp_next; | |
2337 else | |
2338 { | |
2339 for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp; | |
2340 ptp = ptp->tp_next) | |
2341 ; | |
2342 if (ptp == NULL) | |
2343 { | |
2344 EMSG2(_(e_intern2), "win_close_othertab()"); | |
2345 return; | |
2346 } | |
2347 ptp->tp_next = tp->tp_next; | |
2348 } | |
2306 | 2349 free_tp = TRUE; |
2350 } | |
2351 | |
2352 /* Free the memory used for the window. */ | |
2353 win_free_mem(win, &dir, tp); | |
2354 | |
2355 if (free_tp) | |
847 | 2356 free_tabpage(tp); |
671 | 2357 } |
2358 | |
2359 /* | |
355 | 2360 * Free the memory used for a window. |
2361 * Returns a pointer to the window that got the freed up space. | |
2362 */ | |
2363 static win_T * | |
671 | 2364 win_free_mem(win, dirp, tp) |
355 | 2365 win_T *win; |
2366 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */ | |
671 | 2367 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
355 | 2368 { |
2369 frame_T *frp; | |
2370 win_T *wp; | |
2371 | |
667 | 2372 /* Remove the window and its frame from the tree of frames. */ |
355 | 2373 frp = win->w_frame; |
671 | 2374 wp = winframe_remove(win, dirp, tp); |
355 | 2375 vim_free(frp); |
671 | 2376 win_free(win, tp); |
355 | 2377 |
819 | 2378 /* When deleting the current window of another tab page select a new |
2379 * current window. */ | |
2380 if (tp != NULL && win == tp->tp_curwin) | |
2381 tp->tp_curwin = wp; | |
2382 | |
355 | 2383 return wp; |
2384 } | |
2385 | |
2386 #if defined(EXITFREE) || defined(PROTO) | |
2387 void | |
2388 win_free_all() | |
2389 { | |
2390 int dummy; | |
2391 | |
671 | 2392 # ifdef FEAT_WINDOWS |
2393 while (first_tabpage->tp_next != NULL) | |
2394 tabpage_close(TRUE); | |
2395 # endif | |
2396 | |
1906 | 2397 # ifdef FEAT_AUTOCMD |
2398 if (aucmd_win != NULL) | |
2399 { | |
2400 (void)win_free_mem(aucmd_win, &dummy, NULL); | |
2401 aucmd_win = NULL; | |
2402 } | |
2403 # endif | |
1918 | 2404 |
2405 while (firstwin != NULL) | |
2406 (void)win_free_mem(firstwin, &dummy, NULL); | |
355 | 2407 } |
2408 #endif | |
2409 | |
2410 /* | |
7 | 2411 * Remove a window and its frame from the tree of frames. |
2412 * Returns a pointer to the window that got the freed up space. | |
2413 */ | |
1906 | 2414 win_T * |
671 | 2415 winframe_remove(win, dirp, tp) |
7 | 2416 win_T *win; |
1887 | 2417 int *dirp UNUSED; /* set to 'v' or 'h' for direction if 'ea' */ |
671 | 2418 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2419 { |
2420 frame_T *frp, *frp2, *frp3; | |
2421 frame_T *frp_close = win->w_frame; | |
2422 win_T *wp; | |
2423 | |
2424 /* | |
671 | 2425 * If there is only one window there is nothing to remove. |
2426 */ | |
2427 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) | |
2428 return NULL; | |
2429 | |
2430 /* | |
7 | 2431 * Remove the window from its frame. |
2432 */ | |
671 | 2433 frp2 = win_altframe(win, tp); |
7 | 2434 wp = frame2win(frp2); |
2435 | |
2436 /* Remove this frame from the list of frames. */ | |
2437 frame_remove(frp_close); | |
2438 | |
2439 #ifdef FEAT_VERTSPLIT | |
2440 if (frp_close->fr_parent->fr_layout == FR_COL) | |
2441 { | |
2442 #endif | |
1346 | 2443 /* When 'winfixheight' is set, try to find another frame in the column |
2444 * (as close to the closed frame as possible) to distribute the height | |
2445 * to. */ | |
2446 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh) | |
2447 { | |
2448 frp = frp_close->fr_prev; | |
2449 frp3 = frp_close->fr_next; | |
2450 while (frp != NULL || frp3 != NULL) | |
2451 { | |
2452 if (frp != NULL) | |
2453 { | |
2454 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh) | |
2455 { | |
2456 frp2 = frp; | |
2457 wp = frp->fr_win; | |
2458 break; | |
2459 } | |
2460 frp = frp->fr_prev; | |
2461 } | |
2462 if (frp3 != NULL) | |
2463 { | |
2464 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh) | |
2465 { | |
2466 frp2 = frp3; | |
2467 wp = frp3->fr_win; | |
2468 break; | |
2469 } | |
2470 frp3 = frp3->fr_next; | |
2471 } | |
2472 } | |
2473 } | |
7 | 2474 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height, |
2475 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); | |
2476 #ifdef FEAT_VERTSPLIT | |
2477 *dirp = 'v'; | |
2478 } | |
2479 else | |
2480 { | |
1346 | 2481 /* When 'winfixwidth' is set, try to find another frame in the column |
2482 * (as close to the closed frame as possible) to distribute the width | |
2483 * to. */ | |
2484 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw) | |
2485 { | |
2486 frp = frp_close->fr_prev; | |
2487 frp3 = frp_close->fr_next; | |
2488 while (frp != NULL || frp3 != NULL) | |
2489 { | |
2490 if (frp != NULL) | |
2491 { | |
2492 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw) | |
2493 { | |
2494 frp2 = frp; | |
2495 wp = frp->fr_win; | |
2496 break; | |
2497 } | |
2498 frp = frp->fr_prev; | |
2499 } | |
2500 if (frp3 != NULL) | |
2501 { | |
2502 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw) | |
2503 { | |
2504 frp2 = frp3; | |
2505 wp = frp3->fr_win; | |
2506 break; | |
2507 } | |
2508 frp3 = frp3->fr_next; | |
2509 } | |
2510 } | |
2511 } | |
7 | 2512 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width, |
779 | 2513 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
7 | 2514 *dirp = 'h'; |
2515 } | |
2516 #endif | |
2517 | |
2518 /* If rows/columns go to a window below/right its positions need to be | |
2519 * updated. Can only be done after the sizes have been updated. */ | |
2520 if (frp2 == frp_close->fr_next) | |
2521 { | |
2522 int row = win->w_winrow; | |
2523 int col = W_WINCOL(win); | |
2524 | |
2525 frame_comp_pos(frp2, &row, &col); | |
2526 } | |
2527 | |
2528 if (frp2->fr_next == NULL && frp2->fr_prev == NULL) | |
2529 { | |
2530 /* There is no other frame in this list, move its info to the parent | |
2531 * and remove it. */ | |
2532 frp2->fr_parent->fr_layout = frp2->fr_layout; | |
2533 frp2->fr_parent->fr_child = frp2->fr_child; | |
2534 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next) | |
2535 frp->fr_parent = frp2->fr_parent; | |
2536 frp2->fr_parent->fr_win = frp2->fr_win; | |
2537 if (frp2->fr_win != NULL) | |
2538 frp2->fr_win->w_frame = frp2->fr_parent; | |
2539 frp = frp2->fr_parent; | |
2540 vim_free(frp2); | |
2541 | |
2542 frp2 = frp->fr_parent; | |
2543 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout) | |
2544 { | |
2545 /* The frame above the parent has the same layout, have to merge | |
2546 * the frames into this list. */ | |
2547 if (frp2->fr_child == frp) | |
2548 frp2->fr_child = frp->fr_child; | |
2549 frp->fr_child->fr_prev = frp->fr_prev; | |
2550 if (frp->fr_prev != NULL) | |
2551 frp->fr_prev->fr_next = frp->fr_child; | |
2552 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next) | |
2553 { | |
2554 frp3->fr_parent = frp2; | |
2555 if (frp3->fr_next == NULL) | |
2556 { | |
2557 frp3->fr_next = frp->fr_next; | |
2558 if (frp->fr_next != NULL) | |
2559 frp->fr_next->fr_prev = frp3; | |
2560 break; | |
2561 } | |
2562 } | |
2563 vim_free(frp); | |
2564 } | |
2565 } | |
2566 | |
2567 return wp; | |
2568 } | |
2569 | |
2570 /* | |
2571 * Find out which frame is going to get the freed up space when "win" is | |
2572 * closed. | |
2573 * if 'splitbelow'/'splitleft' the space goes to the window above/left. | |
2574 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right. | |
2575 * This makes opening a window and closing it immediately keep the same window | |
2576 * layout. | |
2577 */ | |
2578 static frame_T * | |
671 | 2579 win_altframe(win, tp) |
7 | 2580 win_T *win; |
671 | 2581 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2582 { |
2583 frame_T *frp; | |
2584 int b; | |
2585 | |
671 | 2586 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
667 | 2587 /* Last window in this tab page, will go to next tab page. */ |
2588 return alt_tabpage()->tp_curwin->w_frame; | |
2589 | |
7 | 2590 frp = win->w_frame; |
2591 #ifdef FEAT_VERTSPLIT | |
355 | 2592 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW) |
7 | 2593 b = p_spr; |
2594 else | |
2595 #endif | |
2596 b = p_sb; | |
2597 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL) | |
2598 return frp->fr_next; | |
2599 return frp->fr_prev; | |
2600 } | |
2601 | |
2602 /* | |
667 | 2603 * Return the tabpage that will be used if the current one is closed. |
2604 */ | |
2605 static tabpage_T * | |
2606 alt_tabpage() | |
2607 { | |
672 | 2608 tabpage_T *tp; |
2609 | |
682 | 2610 /* Use the next tab page if possible. */ |
2611 if (curtab->tp_next != NULL) | |
672 | 2612 return curtab->tp_next; |
2613 | |
682 | 2614 /* Find the last but one tab page. */ |
2615 for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next) | |
2616 ; | |
674 | 2617 return tp; |
667 | 2618 } |
2619 | |
2620 /* | |
7 | 2621 * Find the left-upper window in frame "frp". |
2622 */ | |
2623 static win_T * | |
2624 frame2win(frp) | |
2625 frame_T *frp; | |
2626 { | |
2627 while (frp->fr_win == NULL) | |
2628 frp = frp->fr_child; | |
2629 return frp->fr_win; | |
2630 } | |
2631 | |
2632 /* | |
2633 * Return TRUE if frame "frp" contains window "wp". | |
2634 */ | |
2635 static int | |
2636 frame_has_win(frp, wp) | |
2637 frame_T *frp; | |
2638 win_T *wp; | |
2639 { | |
2640 frame_T *p; | |
2641 | |
2642 if (frp->fr_layout == FR_LEAF) | |
2643 return frp->fr_win == wp; | |
2644 | |
2645 for (p = frp->fr_child; p != NULL; p = p->fr_next) | |
2646 if (frame_has_win(p, wp)) | |
2647 return TRUE; | |
2648 return FALSE; | |
2649 } | |
2650 | |
2651 /* | |
2652 * Set a new height for a frame. Recursively sets the height for contained | |
2653 * frames and windows. Caller must take care of positions. | |
2654 */ | |
2655 static void | |
2656 frame_new_height(topfrp, height, topfirst, wfh) | |
2657 frame_T *topfrp; | |
2658 int height; | |
2659 int topfirst; /* resize topmost contained frame first */ | |
2660 int wfh; /* obey 'winfixheight' when there is a choice; | |
2661 may cause the height not to be set */ | |
2662 { | |
2663 frame_T *frp; | |
2664 int extra_lines; | |
2665 int h; | |
2666 | |
2667 if (topfrp->fr_win != NULL) | |
2668 { | |
2669 /* Simple case: just one window. */ | |
2670 win_new_height(topfrp->fr_win, | |
2671 height - topfrp->fr_win->w_status_height); | |
2672 } | |
2673 #ifdef FEAT_VERTSPLIT | |
2674 else if (topfrp->fr_layout == FR_ROW) | |
2675 { | |
2676 do | |
2677 { | |
2678 /* All frames in this row get the same new height. */ | |
2679 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2680 { | |
2681 frame_new_height(frp, height, topfirst, wfh); | |
2682 if (frp->fr_height > height) | |
2683 { | |
2684 /* Could not fit the windows, make the whole row higher. */ | |
2685 height = frp->fr_height; | |
2686 break; | |
2687 } | |
2688 } | |
2689 } | |
2690 while (frp != NULL); | |
2691 } | |
2692 #endif | |
779 | 2693 else /* fr_layout == FR_COL */ |
7 | 2694 { |
2695 /* Complicated case: Resize a column of frames. Resize the bottom | |
2696 * frame first, frames above that when needed. */ | |
2697 | |
2698 frp = topfrp->fr_child; | |
2699 if (wfh) | |
2700 /* Advance past frames with one window with 'wfh' set. */ | |
2701 while (frame_fixed_height(frp)) | |
2702 { | |
2703 frp = frp->fr_next; | |
2704 if (frp == NULL) | |
2705 return; /* no frame without 'wfh', give up */ | |
2706 } | |
2707 if (!topfirst) | |
2708 { | |
2709 /* Find the bottom frame of this column */ | |
2710 while (frp->fr_next != NULL) | |
2711 frp = frp->fr_next; | |
2712 if (wfh) | |
2713 /* Advance back for frames with one window with 'wfh' set. */ | |
2714 while (frame_fixed_height(frp)) | |
2715 frp = frp->fr_prev; | |
2716 } | |
2717 | |
2718 extra_lines = height - topfrp->fr_height; | |
2719 if (extra_lines < 0) | |
2720 { | |
2721 /* reduce height of contained frames, bottom or top frame first */ | |
2722 while (frp != NULL) | |
2723 { | |
2724 h = frame_minheight(frp, NULL); | |
2725 if (frp->fr_height + extra_lines < h) | |
2726 { | |
2727 extra_lines += frp->fr_height - h; | |
2728 frame_new_height(frp, h, topfirst, wfh); | |
2729 } | |
2730 else | |
2731 { | |
2732 frame_new_height(frp, frp->fr_height + extra_lines, | |
2733 topfirst, wfh); | |
2734 break; | |
2735 } | |
2736 if (topfirst) | |
2737 { | |
2738 do | |
2739 frp = frp->fr_next; | |
2740 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2741 } | |
2742 else | |
2743 { | |
2744 do | |
2745 frp = frp->fr_prev; | |
2746 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2747 } | |
2748 /* Increase "height" if we could not reduce enough frames. */ | |
2749 if (frp == NULL) | |
2750 height -= extra_lines; | |
2751 } | |
2752 } | |
2753 else if (extra_lines > 0) | |
2754 { | |
2755 /* increase height of bottom or top frame */ | |
2756 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh); | |
2757 } | |
2758 } | |
2759 topfrp->fr_height = height; | |
2760 } | |
2761 | |
2762 /* | |
2763 * Return TRUE if height of frame "frp" should not be changed because of | |
2764 * the 'winfixheight' option. | |
2765 */ | |
2766 static int | |
2767 frame_fixed_height(frp) | |
2768 frame_T *frp; | |
2769 { | |
2770 /* frame with one window: fixed height if 'winfixheight' set. */ | |
2771 if (frp->fr_win != NULL) | |
2772 return frp->fr_win->w_p_wfh; | |
2773 | |
2774 if (frp->fr_layout == FR_ROW) | |
2775 { | |
2776 /* The frame is fixed height if one of the frames in the row is fixed | |
2777 * height. */ | |
2778 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2779 if (frame_fixed_height(frp)) | |
2780 return TRUE; | |
2781 return FALSE; | |
2782 } | |
2783 | |
2784 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the | |
2785 * frames in the row are fixed height. */ | |
2786 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2787 if (!frame_fixed_height(frp)) | |
2788 return FALSE; | |
2789 return TRUE; | |
2790 } | |
2791 | |
2792 #ifdef FEAT_VERTSPLIT | |
2793 /* | |
779 | 2794 * Return TRUE if width of frame "frp" should not be changed because of |
2795 * the 'winfixwidth' option. | |
2796 */ | |
2797 static int | |
2798 frame_fixed_width(frp) | |
2799 frame_T *frp; | |
2800 { | |
2801 /* frame with one window: fixed width if 'winfixwidth' set. */ | |
2802 if (frp->fr_win != NULL) | |
2803 return frp->fr_win->w_p_wfw; | |
2804 | |
2805 if (frp->fr_layout == FR_COL) | |
2806 { | |
2807 /* The frame is fixed width if one of the frames in the row is fixed | |
2808 * width. */ | |
2809 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2810 if (frame_fixed_width(frp)) | |
2811 return TRUE; | |
2812 return FALSE; | |
2813 } | |
2814 | |
2815 /* frp->fr_layout == FR_ROW: The frame is fixed width if all of the | |
2816 * frames in the row are fixed width. */ | |
2817 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2818 if (!frame_fixed_width(frp)) | |
2819 return FALSE; | |
2820 return TRUE; | |
2821 } | |
2822 | |
2823 /* | |
7 | 2824 * Add a status line to windows at the bottom of "frp". |
2825 * Note: Does not check if there is room! | |
2826 */ | |
2827 static void | |
2828 frame_add_statusline(frp) | |
2829 frame_T *frp; | |
2830 { | |
2831 win_T *wp; | |
2832 | |
2833 if (frp->fr_layout == FR_LEAF) | |
2834 { | |
2835 wp = frp->fr_win; | |
2836 if (wp->w_status_height == 0) | |
2837 { | |
2838 if (wp->w_height > 0) /* don't make it negative */ | |
2839 --wp->w_height; | |
2840 wp->w_status_height = STATUS_HEIGHT; | |
2841 } | |
2842 } | |
2843 else if (frp->fr_layout == FR_ROW) | |
2844 { | |
2845 /* Handle all the frames in the row. */ | |
2846 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2847 frame_add_statusline(frp); | |
2848 } | |
2849 else /* frp->fr_layout == FR_COL */ | |
2850 { | |
2851 /* Only need to handle the last frame in the column. */ | |
2852 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next) | |
2853 ; | |
2854 frame_add_statusline(frp); | |
2855 } | |
2856 } | |
2857 | |
2858 /* | |
2859 * Set width of a frame. Handles recursively going through contained frames. | |
2860 * May remove separator line for windows at the right side (for win_close()). | |
2861 */ | |
2862 static void | |
779 | 2863 frame_new_width(topfrp, width, leftfirst, wfw) |
7 | 2864 frame_T *topfrp; |
2865 int width; | |
2866 int leftfirst; /* resize leftmost contained frame first */ | |
779 | 2867 int wfw; /* obey 'winfixwidth' when there is a choice; |
2868 may cause the width not to be set */ | |
7 | 2869 { |
2870 frame_T *frp; | |
2871 int extra_cols; | |
2872 int w; | |
2873 win_T *wp; | |
2874 | |
2875 if (topfrp->fr_layout == FR_LEAF) | |
2876 { | |
2877 /* Simple case: just one window. */ | |
2878 wp = topfrp->fr_win; | |
2879 /* Find out if there are any windows right of this one. */ | |
2880 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent) | |
2881 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL) | |
2882 break; | |
2883 if (frp->fr_parent == NULL) | |
2884 wp->w_vsep_width = 0; | |
2885 win_new_width(wp, width - wp->w_vsep_width); | |
2886 } | |
2887 else if (topfrp->fr_layout == FR_COL) | |
2888 { | |
779 | 2889 do |
2890 { | |
2891 /* All frames in this column get the same new width. */ | |
2892 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2893 { | |
2894 frame_new_width(frp, width, leftfirst, wfw); | |
2895 if (frp->fr_width > width) | |
2896 { | |
2897 /* Could not fit the windows, make whole column wider. */ | |
2898 width = frp->fr_width; | |
2899 break; | |
2900 } | |
2901 } | |
2902 } while (frp != NULL); | |
7 | 2903 } |
2904 else /* fr_layout == FR_ROW */ | |
2905 { | |
2906 /* Complicated case: Resize a row of frames. Resize the rightmost | |
2907 * frame first, frames left of it when needed. */ | |
2908 | |
2909 frp = topfrp->fr_child; | |
779 | 2910 if (wfw) |
2911 /* Advance past frames with one window with 'wfw' set. */ | |
2912 while (frame_fixed_width(frp)) | |
2913 { | |
2914 frp = frp->fr_next; | |
2915 if (frp == NULL) | |
2916 return; /* no frame without 'wfw', give up */ | |
2917 } | |
7 | 2918 if (!leftfirst) |
779 | 2919 { |
2920 /* Find the rightmost frame of this row */ | |
7 | 2921 while (frp->fr_next != NULL) |
2922 frp = frp->fr_next; | |
779 | 2923 if (wfw) |
2924 /* Advance back for frames with one window with 'wfw' set. */ | |
2925 while (frame_fixed_width(frp)) | |
2926 frp = frp->fr_prev; | |
2927 } | |
7 | 2928 |
2929 extra_cols = width - topfrp->fr_width; | |
2930 if (extra_cols < 0) | |
2931 { | |
2932 /* reduce frame width, rightmost frame first */ | |
2933 while (frp != NULL) | |
2934 { | |
2935 w = frame_minwidth(frp, NULL); | |
2936 if (frp->fr_width + extra_cols < w) | |
2937 { | |
2938 extra_cols += frp->fr_width - w; | |
779 | 2939 frame_new_width(frp, w, leftfirst, wfw); |
7 | 2940 } |
2941 else | |
2942 { | |
779 | 2943 frame_new_width(frp, frp->fr_width + extra_cols, |
2944 leftfirst, wfw); | |
7 | 2945 break; |
2946 } | |
2947 if (leftfirst) | |
779 | 2948 { |
2949 do | |
2950 frp = frp->fr_next; | |
2951 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2952 } | |
7 | 2953 else |
779 | 2954 { |
2955 do | |
2956 frp = frp->fr_prev; | |
2957 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2958 } | |
2959 /* Increase "width" if we could not reduce enough frames. */ | |
2960 if (frp == NULL) | |
2961 width -= extra_cols; | |
7 | 2962 } |
2963 } | |
2964 else if (extra_cols > 0) | |
2965 { | |
2966 /* increase width of rightmost frame */ | |
779 | 2967 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw); |
7 | 2968 } |
2969 } | |
2970 topfrp->fr_width = width; | |
2971 } | |
2972 | |
2973 /* | |
2974 * Add the vertical separator to windows at the right side of "frp". | |
2975 * Note: Does not check if there is room! | |
2976 */ | |
2977 static void | |
2978 frame_add_vsep(frp) | |
2979 frame_T *frp; | |
2980 { | |
2981 win_T *wp; | |
2982 | |
2983 if (frp->fr_layout == FR_LEAF) | |
2984 { | |
2985 wp = frp->fr_win; | |
2986 if (wp->w_vsep_width == 0) | |
2987 { | |
2988 if (wp->w_width > 0) /* don't make it negative */ | |
2989 --wp->w_width; | |
2990 wp->w_vsep_width = 1; | |
2991 } | |
2992 } | |
2993 else if (frp->fr_layout == FR_COL) | |
2994 { | |
2995 /* Handle all the frames in the column. */ | |
2996 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2997 frame_add_vsep(frp); | |
2998 } | |
2999 else /* frp->fr_layout == FR_ROW */ | |
3000 { | |
3001 /* Only need to handle the last frame in the row. */ | |
3002 frp = frp->fr_child; | |
3003 while (frp->fr_next != NULL) | |
3004 frp = frp->fr_next; | |
3005 frame_add_vsep(frp); | |
3006 } | |
3007 } | |
3008 | |
3009 /* | |
3010 * Set frame width from the window it contains. | |
3011 */ | |
3012 static void | |
3013 frame_fix_width(wp) | |
3014 win_T *wp; | |
3015 { | |
3016 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width; | |
3017 } | |
3018 #endif | |
3019 | |
3020 /* | |
3021 * Set frame height from the window it contains. | |
3022 */ | |
3023 static void | |
3024 frame_fix_height(wp) | |
3025 win_T *wp; | |
3026 { | |
3027 wp->w_frame->fr_height = wp->w_height + wp->w_status_height; | |
3028 } | |
3029 | |
3030 /* | |
3031 * Compute the minimal height for frame "topfrp". | |
3032 * Uses the 'winminheight' option. | |
3033 * When "next_curwin" isn't NULL, use p_wh for this window. | |
3034 * When "next_curwin" is NOWIN, don't use at least one line for the current | |
3035 * window. | |
3036 */ | |
3037 static int | |
3038 frame_minheight(topfrp, next_curwin) | |
3039 frame_T *topfrp; | |
3040 win_T *next_curwin; | |
3041 { | |
3042 frame_T *frp; | |
3043 int m; | |
3044 #ifdef FEAT_VERTSPLIT | |
3045 int n; | |
3046 #endif | |
3047 | |
3048 if (topfrp->fr_win != NULL) | |
3049 { | |
3050 if (topfrp->fr_win == next_curwin) | |
3051 m = p_wh + topfrp->fr_win->w_status_height; | |
3052 else | |
3053 { | |
3054 /* window: minimal height of the window plus status line */ | |
3055 m = p_wmh + topfrp->fr_win->w_status_height; | |
3056 /* Current window is minimal one line high */ | |
3057 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3058 ++m; | |
3059 } | |
3060 } | |
3061 #ifdef FEAT_VERTSPLIT | |
3062 else if (topfrp->fr_layout == FR_ROW) | |
3063 { | |
3064 /* get the minimal height from each frame in this row */ | |
3065 m = 0; | |
3066 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3067 { | |
3068 n = frame_minheight(frp, next_curwin); | |
3069 if (n > m) | |
3070 m = n; | |
3071 } | |
3072 } | |
3073 #endif | |
3074 else | |
3075 { | |
3076 /* Add up the minimal heights for all frames in this column. */ | |
3077 m = 0; | |
3078 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3079 m += frame_minheight(frp, next_curwin); | |
3080 } | |
3081 | |
3082 return m; | |
3083 } | |
3084 | |
3085 #ifdef FEAT_VERTSPLIT | |
3086 /* | |
3087 * Compute the minimal width for frame "topfrp". | |
3088 * When "next_curwin" isn't NULL, use p_wiw for this window. | |
3089 * When "next_curwin" is NOWIN, don't use at least one column for the current | |
3090 * window. | |
3091 */ | |
3092 static int | |
3093 frame_minwidth(topfrp, next_curwin) | |
3094 frame_T *topfrp; | |
3095 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */ | |
3096 { | |
3097 frame_T *frp; | |
3098 int m, n; | |
3099 | |
3100 if (topfrp->fr_win != NULL) | |
3101 { | |
3102 if (topfrp->fr_win == next_curwin) | |
3103 m = p_wiw + topfrp->fr_win->w_vsep_width; | |
3104 else | |
3105 { | |
3106 /* window: minimal width of the window plus separator column */ | |
3107 m = p_wmw + topfrp->fr_win->w_vsep_width; | |
3108 /* Current window is minimal one column wide */ | |
3109 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3110 ++m; | |
3111 } | |
3112 } | |
3113 else if (topfrp->fr_layout == FR_COL) | |
3114 { | |
3115 /* get the minimal width from each frame in this column */ | |
3116 m = 0; | |
3117 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3118 { | |
3119 n = frame_minwidth(frp, next_curwin); | |
3120 if (n > m) | |
3121 m = n; | |
3122 } | |
3123 } | |
3124 else | |
3125 { | |
3126 /* Add up the minimal widths for all frames in this row. */ | |
3127 m = 0; | |
3128 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3129 m += frame_minwidth(frp, next_curwin); | |
3130 } | |
3131 | |
3132 return m; | |
3133 } | |
3134 #endif | |
3135 | |
3136 | |
3137 /* | |
3138 * Try to close all windows except current one. | |
3139 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is | |
3140 * used and the buffer was modified. | |
3141 * | |
3142 * Used by ":bdel" and ":only". | |
3143 */ | |
3144 void | |
3145 close_others(message, forceit) | |
3146 int message; | |
3147 int forceit; /* always hide all other windows */ | |
3148 { | |
3149 win_T *wp; | |
3150 win_T *nextwp; | |
3151 int r; | |
3152 | |
1906 | 3153 if (one_window()) |
7 | 3154 { |
3155 if (message | |
3156 #ifdef FEAT_AUTOCMD | |
3157 && !autocmd_busy | |
3158 #endif | |
3159 ) | |
826 | 3160 MSG(_(m_onlyone)); |
7 | 3161 return; |
3162 } | |
3163 | |
3164 /* Be very careful here: autocommands may change the window layout. */ | |
3165 for (wp = firstwin; win_valid(wp); wp = nextwp) | |
3166 { | |
3167 nextwp = wp->w_next; | |
3168 if (wp != curwin) /* don't close current window */ | |
3169 { | |
3170 | |
3171 /* Check if it's allowed to abandon this window */ | |
3172 r = can_abandon(wp->w_buffer, forceit); | |
3173 #ifdef FEAT_AUTOCMD | |
3174 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3175 { | |
3176 nextwp = firstwin; | |
3177 continue; | |
3178 } | |
3179 #endif | |
3180 if (!r) | |
3181 { | |
3182 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
3183 if (message && (p_confirm || cmdmod.confirm) && p_write) | |
3184 { | |
3185 dialog_changed(wp->w_buffer, FALSE); | |
3186 # ifdef FEAT_AUTOCMD | |
3187 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3188 { | |
3189 nextwp = firstwin; | |
3190 continue; | |
3191 } | |
3192 # endif | |
3193 } | |
3194 if (bufIsChanged(wp->w_buffer)) | |
3195 #endif | |
3196 continue; | |
3197 } | |
3198 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer)); | |
3199 } | |
3200 } | |
3201 | |
667 | 3202 if (message && lastwin != firstwin) |
7 | 3203 EMSG(_("E445: Other window contains changes")); |
3204 } | |
3205 | |
3206 #endif /* FEAT_WINDOWS */ | |
3207 | |
3208 /* | |
675 | 3209 * Init the current window "curwin". |
3210 * Called when a new file is being edited. | |
7 | 3211 */ |
3212 void | |
675 | 3213 curwin_init() |
7 | 3214 { |
1918 | 3215 win_init_empty(curwin); |
3216 } | |
3217 | |
3218 void | |
3219 win_init_empty(wp) | |
3220 win_T *wp; | |
3221 { | |
3222 redraw_win_later(wp, NOT_VALID); | |
3223 wp->w_lines_valid = 0; | |
3224 wp->w_cursor.lnum = 1; | |
3225 wp->w_curswant = wp->w_cursor.col = 0; | |
7 | 3226 #ifdef FEAT_VIRTUALEDIT |
1918 | 3227 wp->w_cursor.coladd = 0; |
3228 #endif | |
3229 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */ | |
3230 wp->w_pcmark.col = 0; | |
3231 wp->w_prev_pcmark.lnum = 0; | |
3232 wp->w_prev_pcmark.col = 0; | |
3233 wp->w_topline = 1; | |
7 | 3234 #ifdef FEAT_DIFF |
1918 | 3235 wp->w_topfill = 0; |
3236 #endif | |
3237 wp->w_botline = 2; | |
7 | 3238 #ifdef FEAT_FKMAP |
1918 | 3239 if (wp->w_p_rl) |
3240 wp->w_farsi = W_CONV + W_R_L; | |
7 | 3241 else |
1918 | 3242 wp->w_farsi = W_CONV; |
7 | 3243 #endif |
3244 } | |
3245 | |
3246 /* | |
3247 * Allocate the first window and put an empty buffer in it. | |
3248 * Called from main(). | |
667 | 3249 * Return FAIL when something goes wrong (out of memory). |
7 | 3250 */ |
667 | 3251 int |
7 | 3252 win_alloc_first() |
3253 { | |
675 | 3254 if (win_alloc_firstwin(NULL) == FAIL) |
667 | 3255 return FAIL; |
3256 | |
3257 #ifdef FEAT_WINDOWS | |
672 | 3258 first_tabpage = alloc_tabpage(); |
667 | 3259 if (first_tabpage == NULL) |
3260 return FAIL; | |
3261 first_tabpage->tp_topframe = topframe; | |
672 | 3262 curtab = first_tabpage; |
667 | 3263 #endif |
1906 | 3264 |
667 | 3265 return OK; |
3266 } | |
3267 | |
1906 | 3268 #if defined(FEAT_AUTOCMD) || defined(PROTO) |
3269 /* | |
3270 * Init "aucmd_win". This can only be done after the first | |
3271 * window is fully initialized, thus it can't be in win_alloc_first(). | |
3272 */ | |
3273 void | |
3274 win_alloc_aucmd_win() | |
3275 { | |
3276 aucmd_win = win_alloc(NULL, TRUE); | |
3277 if (aucmd_win != NULL) | |
3278 { | |
3279 win_init_some(aucmd_win, curwin); | |
3280 # ifdef FEAT_SCROLLBIND | |
3281 aucmd_win->w_p_scb = FALSE; | |
3282 # endif | |
3283 new_frame(aucmd_win); | |
3284 } | |
3285 } | |
3286 #endif | |
3287 | |
667 | 3288 /* |
675 | 3289 * Allocate the first window or the first window in a new tab page. |
3290 * When "oldwin" is NULL create an empty buffer for it. | |
3291 * When "oldwin" is not NULL copy info from it to the new window (only with | |
3292 * FEAT_WINDOWS). | |
667 | 3293 * Return FAIL when something goes wrong (out of memory). |
3294 */ | |
3295 static int | |
675 | 3296 win_alloc_firstwin(oldwin) |
3297 win_T *oldwin; | |
667 | 3298 { |
1906 | 3299 curwin = win_alloc(NULL, FALSE); |
675 | 3300 if (oldwin == NULL) |
3301 { | |
3302 /* Very first window, need to create an empty buffer for it and | |
3303 * initialize from scratch. */ | |
3304 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED); | |
3305 if (curwin == NULL || curbuf == NULL) | |
3306 return FAIL; | |
3307 curwin->w_buffer = curbuf; | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3308 #ifdef FEAT_SYN_HL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3309 curwin->w_s = &(curbuf->b_s); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3310 #endif |
675 | 3311 curbuf->b_nwindows = 1; /* there is one window */ |
7 | 3312 #ifdef FEAT_WINDOWS |
675 | 3313 curwin->w_alist = &global_alist; |
3314 #endif | |
3315 curwin_init(); /* init current window */ | |
3316 } | |
3317 #ifdef FEAT_WINDOWS | |
3318 else | |
3319 { | |
3320 /* First window in new tab page, initialize it from "oldwin". */ | |
1822 | 3321 win_init(curwin, oldwin, 0); |
675 | 3322 |
3323 # ifdef FEAT_SCROLLBIND | |
3324 /* We don't want scroll-binding in the first window. */ | |
3325 curwin->w_p_scb = FALSE; | |
3326 # endif | |
3327 } | |
3328 #endif | |
7 | 3329 |
1906 | 3330 new_frame(curwin); |
3331 if (curwin->w_frame == NULL) | |
667 | 3332 return FAIL; |
1906 | 3333 topframe = curwin->w_frame; |
7 | 3334 #ifdef FEAT_VERTSPLIT |
3335 topframe->fr_width = Columns; | |
3336 #endif | |
3337 topframe->fr_height = Rows - p_ch; | |
3338 topframe->fr_win = curwin; | |
667 | 3339 |
3340 return OK; | |
3341 } | |
3342 | |
3343 /* | |
1906 | 3344 * Create a frame for window "wp". |
3345 */ | |
3346 static void | |
3347 new_frame(win_T *wp) | |
3348 { | |
3349 frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
3350 | |
3351 wp->w_frame = frp; | |
3352 if (frp != NULL) | |
3353 { | |
3354 frp->fr_layout = FR_LEAF; | |
3355 frp->fr_win = wp; | |
3356 } | |
3357 } | |
3358 | |
3359 /* | |
667 | 3360 * Initialize the window and frame size to the maximum. |
3361 */ | |
3362 void | |
3363 win_init_size() | |
3364 { | |
3365 firstwin->w_height = ROWS_AVAIL; | |
3366 topframe->fr_height = ROWS_AVAIL; | |
3367 #ifdef FEAT_VERTSPLIT | |
3368 firstwin->w_width = Columns; | |
3369 topframe->fr_width = Columns; | |
3370 #endif | |
7 | 3371 } |
3372 | |
3373 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
672 | 3374 |
3375 /* | |
3376 * Allocate a new tabpage_T and init the values. | |
3377 * Returns NULL when out of memory. | |
3378 */ | |
3379 static tabpage_T * | |
3380 alloc_tabpage() | |
3381 { | |
3382 tabpage_T *tp; | |
3383 | |
3384 tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T)); | |
3385 if (tp != NULL) | |
3386 { | |
788 | 3387 # ifdef FEAT_GUI |
3388 int i; | |
3389 | |
3390 for (i = 0; i < 3; i++) | |
3391 tp->tp_prev_which_scrollbars[i] = -1; | |
3392 # endif | |
672 | 3393 # ifdef FEAT_DIFF |
3394 tp->tp_diff_invalid = TRUE; | |
3395 # endif | |
819 | 3396 #ifdef FEAT_EVAL |
3397 /* init t: variables */ | |
3398 init_var_dict(&tp->tp_vars, &tp->tp_winvar); | |
3399 #endif | |
824 | 3400 tp->tp_ch_used = p_ch; |
672 | 3401 } |
3402 return tp; | |
3403 } | |
3404 | |
852 | 3405 void |
672 | 3406 free_tabpage(tp) |
3407 tabpage_T *tp; | |
3408 { | |
1906 | 3409 int idx; |
3410 | |
672 | 3411 # ifdef FEAT_DIFF |
3412 diff_clear(tp); | |
3413 # endif | |
1906 | 3414 for (idx = 0; idx < SNAP_COUNT; ++idx) |
3415 clear_snapshot(tp, idx); | |
819 | 3416 #ifdef FEAT_EVAL |
3417 vars_clear(&tp->tp_vars.dv_hashtab); /* free all t: variables */ | |
3418 #endif | |
672 | 3419 vim_free(tp); |
3420 } | |
3421 | |
667 | 3422 /* |
675 | 3423 * Create a new Tab page with one window. |
3424 * It will edit the current buffer, like after ":split". | |
682 | 3425 * When "after" is 0 put it just after the current Tab page. |
3426 * Otherwise put it just before tab page "after". | |
667 | 3427 * Return FAIL or OK. |
3428 */ | |
3429 int | |
682 | 3430 win_new_tabpage(after) |
3431 int after; | |
667 | 3432 { |
672 | 3433 tabpage_T *tp = curtab; |
667 | 3434 tabpage_T *newtp; |
682 | 3435 int n; |
667 | 3436 |
672 | 3437 newtp = alloc_tabpage(); |
667 | 3438 if (newtp == NULL) |
3439 return FAIL; | |
3440 | |
3441 /* Remember the current windows in this Tab page. */ | |
675 | 3442 if (leave_tabpage(curbuf) == FAIL) |
674 | 3443 { |
3444 vim_free(newtp); | |
3445 return FAIL; | |
3446 } | |
672 | 3447 curtab = newtp; |
667 | 3448 |
3449 /* Create a new empty window. */ | |
675 | 3450 if (win_alloc_firstwin(tp->tp_curwin) == OK) |
667 | 3451 { |
3452 /* Make the new Tab page the new topframe. */ | |
682 | 3453 if (after == 1) |
3454 { | |
3455 /* New tab page becomes the first one. */ | |
3456 newtp->tp_next = first_tabpage; | |
3457 first_tabpage = newtp; | |
3458 } | |
3459 else | |
3460 { | |
3461 if (after > 0) | |
3462 { | |
3463 /* Put new tab page before tab page "after". */ | |
3464 n = 2; | |
3465 for (tp = first_tabpage; tp->tp_next != NULL | |
3466 && n < after; tp = tp->tp_next) | |
3467 ++n; | |
3468 } | |
3469 newtp->tp_next = tp->tp_next; | |
3470 tp->tp_next = newtp; | |
3471 } | |
667 | 3472 win_init_size(); |
685 | 3473 firstwin->w_winrow = tabline_height(); |
819 | 3474 win_comp_scroll(curwin); |
667 | 3475 |
3476 newtp->tp_topframe = topframe; | |
671 | 3477 last_status(FALSE); |
815 | 3478 |
3479 #if defined(FEAT_GUI) | |
3480 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3481 * scrollbars. Have to update them anyway. */ | |
1906 | 3482 gui_may_update_scrollbars(); |
815 | 3483 #endif |
3484 | |
667 | 3485 redraw_all_later(CLEAR); |
675 | 3486 #ifdef FEAT_AUTOCMD |
3487 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
3488 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
3489 #endif | |
667 | 3490 return OK; |
3491 } | |
3492 | |
3493 /* Failed, get back the previous Tab page */ | |
674 | 3494 enter_tabpage(curtab, curbuf); |
667 | 3495 return FAIL; |
3496 } | |
3497 | |
3498 /* | |
682 | 3499 * Open a new tab page if ":tab cmd" was used. It will edit the same buffer, |
3500 * like with ":split". | |
3501 * Returns OK if a new tab page was created, FAIL otherwise. | |
3502 */ | |
3503 int | |
3504 may_open_tabpage() | |
3505 { | |
1090 | 3506 int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab; |
3507 | |
3508 if (n != 0) | |
682 | 3509 { |
3510 cmdmod.tab = 0; /* reset it to avoid doing it twice */ | |
1090 | 3511 postponed_split_tab = 0; |
682 | 3512 return win_new_tabpage(n); |
3513 } | |
3514 return FAIL; | |
3515 } | |
3516 | |
3517 /* | |
672 | 3518 * Create up to "maxcount" tabpages with empty windows. |
3519 * Returns the number of resulting tab pages. | |
667 | 3520 */ |
672 | 3521 int |
3522 make_tabpages(maxcount) | |
3523 int maxcount; | |
667 | 3524 { |
672 | 3525 int count = maxcount; |
3526 int todo; | |
3527 | |
698 | 3528 /* Limit to 'tabpagemax' tabs. */ |
3529 if (count > p_tpm) | |
3530 count = p_tpm; | |
672 | 3531 |
3532 #ifdef FEAT_AUTOCMD | |
3533 /* | |
3534 * Don't execute autocommands while creating the tab pages. Must do that | |
3535 * when putting the buffers in the windows. | |
3536 */ | |
1410 | 3537 block_autocmds(); |
672 | 3538 #endif |
3539 | |
3540 for (todo = count - 1; todo > 0; --todo) | |
682 | 3541 if (win_new_tabpage(0) == FAIL) |
667 | 3542 break; |
672 | 3543 |
3544 #ifdef FEAT_AUTOCMD | |
1410 | 3545 unblock_autocmds(); |
672 | 3546 #endif |
3547 | |
3548 /* return actual number of tab pages */ | |
3549 return (count - todo); | |
667 | 3550 } |
3551 | |
3552 /* | |
671 | 3553 * Return TRUE when "tpc" points to a valid tab page. |
3554 */ | |
3555 int | |
3556 valid_tabpage(tpc) | |
3557 tabpage_T *tpc; | |
3558 { | |
3559 tabpage_T *tp; | |
3560 | |
3561 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3562 if (tp == tpc) | |
3563 return TRUE; | |
3564 return FALSE; | |
3565 } | |
3566 | |
3567 /* | |
3568 * Find tab page "n" (first one is 1). Returns NULL when not found. | |
3569 */ | |
3570 tabpage_T * | |
3571 find_tabpage(n) | |
3572 int n; | |
3573 { | |
3574 tabpage_T *tp; | |
3575 int i = 1; | |
3576 | |
3577 for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next) | |
3578 ++i; | |
3579 return tp; | |
3580 } | |
3581 | |
3582 /* | |
685 | 3583 * Get index of tab page "tp". First one has index 1. |
686 | 3584 * When not found returns number of tab pages plus one. |
685 | 3585 */ |
3586 int | |
3587 tabpage_index(ftp) | |
3588 tabpage_T *ftp; | |
3589 { | |
3590 int i = 1; | |
3591 tabpage_T *tp; | |
3592 | |
3593 for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next) | |
3594 ++i; | |
3595 return i; | |
3596 } | |
3597 | |
3598 /* | |
674 | 3599 * Prepare for leaving the current tab page. |
3600 * When autocomands change "curtab" we don't leave the tab page and return | |
3601 * FAIL. | |
3602 * Careful: When OK is returned need to get a new tab page very very soon! | |
667 | 3603 */ |
674 | 3604 static int |
3605 leave_tabpage(new_curbuf) | |
1887 | 3606 buf_T *new_curbuf UNUSED; /* what is going to be the new curbuf, |
674 | 3607 NULL if unknown */ |
667 | 3608 { |
674 | 3609 tabpage_T *tp = curtab; |
3610 | |
819 | 3611 #ifdef FEAT_VISUAL |
3612 reset_VIsual_and_resel(); /* stop Visual mode */ | |
3613 #endif | |
674 | 3614 #ifdef FEAT_AUTOCMD |
3615 if (new_curbuf != curbuf) | |
3616 { | |
3617 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
3618 if (curtab != tp) | |
3619 return FAIL; | |
3620 } | |
3621 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
3622 if (curtab != tp) | |
3623 return FAIL; | |
675 | 3624 apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf); |
674 | 3625 if (curtab != tp) |
3626 return FAIL; | |
3627 #endif | |
668 | 3628 #if defined(FEAT_GUI) |
3629 /* Remove the scrollbars. They may be added back later. */ | |
3630 if (gui.in_use) | |
3631 gui_remove_scrollbars(); | |
3632 #endif | |
667 | 3633 tp->tp_curwin = curwin; |
671 | 3634 tp->tp_prevwin = prevwin; |
667 | 3635 tp->tp_firstwin = firstwin; |
3636 tp->tp_lastwin = lastwin; | |
668 | 3637 tp->tp_old_Rows = Rows; |
3638 tp->tp_old_Columns = Columns; | |
667 | 3639 firstwin = NULL; |
3640 lastwin = NULL; | |
674 | 3641 return OK; |
667 | 3642 } |
3643 | |
3644 /* | |
3645 * Start using tab page "tp". | |
675 | 3646 * Only to be used after leave_tabpage() or freeing the current tab page. |
667 | 3647 */ |
3648 static void | |
3649 enter_tabpage(tp, old_curbuf) | |
3650 tabpage_T *tp; | |
1887 | 3651 buf_T *old_curbuf UNUSED; |
667 | 3652 { |
668 | 3653 int old_off = tp->tp_firstwin->w_winrow; |
870 | 3654 win_T *next_prevwin = tp->tp_prevwin; |
668 | 3655 |
672 | 3656 curtab = tp; |
667 | 3657 firstwin = tp->tp_firstwin; |
3658 lastwin = tp->tp_lastwin; | |
3659 topframe = tp->tp_topframe; | |
870 | 3660 |
3661 /* We would like doing the TabEnter event first, but we don't have a | |
3662 * valid current window yet, which may break some commands. | |
3663 * This triggers autocommands, thus may make "tp" invalid. */ | |
3664 win_enter_ext(tp->tp_curwin, FALSE, TRUE); | |
3665 prevwin = next_prevwin; | |
3666 | |
675 | 3667 #ifdef FEAT_AUTOCMD |
3668 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
870 | 3669 |
667 | 3670 if (old_curbuf != curbuf) |
3671 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
3672 #endif | |
3673 | |
668 | 3674 last_status(FALSE); /* status line may appear or disappear */ |
3675 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
672 | 3676 must_redraw = CLEAR; /* need to redraw everything */ |
3677 #ifdef FEAT_DIFF | |
3678 diff_need_scrollbind = TRUE; | |
3679 #endif | |
668 | 3680 |
3681 /* The tabpage line may have appeared or disappeared, may need to resize | |
3682 * the frames for that. When the Vim window was resized need to update | |
824 | 3683 * frame sizes too. Use the stored value of p_ch, so that it can be |
3684 * different for each tab page. */ | |
3685 p_ch = curtab->tp_ch_used; | |
685 | 3686 if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow |
3687 #ifdef FEAT_GUI_TABLINE | |
3688 && !gui_use_tabline() | |
3689 #endif | |
3690 )) | |
668 | 3691 shell_new_rows(); |
3692 #ifdef FEAT_VERTSPLIT | |
674 | 3693 if (curtab->tp_old_Columns != Columns && starting == 0) |
668 | 3694 shell_new_columns(); /* update window widths */ |
3695 #endif | |
3696 | |
3697 #if defined(FEAT_GUI) | |
3698 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3699 * scrollbars. Have to update them anyway. */ | |
1906 | 3700 gui_may_update_scrollbars(); |
667 | 3701 #endif |
3702 | |
3703 redraw_all_later(CLEAR); | |
3704 } | |
3705 | |
3706 /* | |
3707 * Go to tab page "n". For ":tab N" and "Ngt". | |
685 | 3708 * When "n" is 9999 go to the last tab page. |
667 | 3709 */ |
3710 void | |
3711 goto_tabpage(n) | |
3712 int n; | |
3713 { | |
3714 tabpage_T *tp; | |
682 | 3715 tabpage_T *ttp; |
667 | 3716 int i; |
3717 | |
857 | 3718 if (text_locked()) |
3719 { | |
3720 /* Not allowed when editing the command line. */ | |
3721 #ifdef FEAT_CMDWIN | |
3722 if (cmdwin_type != 0) | |
3723 EMSG(_(e_cmdwin)); | |
3724 else | |
3725 #endif | |
3726 EMSG(_(e_secure)); | |
3727 return; | |
3728 } | |
3729 | |
675 | 3730 /* If there is only one it can't work. */ |
3731 if (first_tabpage->tp_next == NULL) | |
3732 { | |
3733 if (n > 1) | |
3734 beep_flush(); | |
3735 return; | |
3736 } | |
3737 | |
667 | 3738 if (n == 0) |
3739 { | |
3740 /* No count, go to next tab page, wrap around end. */ | |
674 | 3741 if (curtab->tp_next == NULL) |
667 | 3742 tp = first_tabpage; |
3743 else | |
674 | 3744 tp = curtab->tp_next; |
667 | 3745 } |
682 | 3746 else if (n < 0) |
3747 { | |
3748 /* "gT": go to previous tab page, wrap around end. "N gT" repeats | |
3749 * this N times. */ | |
3750 ttp = curtab; | |
3751 for (i = n; i < 0; ++i) | |
3752 { | |
3753 for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL; | |
3754 tp = tp->tp_next) | |
3755 ; | |
3756 ttp = tp; | |
3757 } | |
3758 } | |
685 | 3759 else if (n == 9999) |
3760 { | |
3761 /* Go to last tab page. */ | |
3762 for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next) | |
3763 ; | |
3764 } | |
667 | 3765 else |
3766 { | |
3767 /* Go to tab page "n". */ | |
685 | 3768 tp = find_tabpage(n); |
671 | 3769 if (tp == NULL) |
3770 { | |
3771 beep_flush(); | |
3772 return; | |
3773 } | |
667 | 3774 } |
3775 | |
685 | 3776 goto_tabpage_tp(tp); |
3777 | |
3778 #ifdef FEAT_GUI_TABLINE | |
3779 if (gui_use_tabline()) | |
690 | 3780 gui_mch_set_curtab(tabpage_index(curtab)); |
685 | 3781 #endif |
3782 } | |
3783 | |
3784 /* | |
3785 * Go to tabpage "tp". | |
3786 * Note: doesn't update the GUI tab. | |
3787 */ | |
3788 void | |
3789 goto_tabpage_tp(tp) | |
3790 tabpage_T *tp; | |
3791 { | |
2201
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3792 /* 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
|
3793 set_keep_msg(NULL, 0); |
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3794 |
682 | 3795 if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer) == OK) |
674 | 3796 { |
3797 if (valid_tabpage(tp)) | |
3798 enter_tabpage(tp, curbuf); | |
3799 else | |
3800 enter_tabpage(curtab, curbuf); | |
3801 } | |
667 | 3802 } |
7 | 3803 |
3804 /* | |
825 | 3805 * Enter window "wp" in tab page "tp". |
3806 * Also updates the GUI tab. | |
3807 */ | |
3808 void | |
3809 goto_tabpage_win(tp, wp) | |
3810 tabpage_T *tp; | |
3811 win_T *wp; | |
3812 { | |
3813 goto_tabpage_tp(tp); | |
3814 if (curtab == tp && win_valid(wp)) | |
3815 { | |
3816 win_enter(wp, TRUE); | |
3817 # ifdef FEAT_GUI_TABLINE | |
3818 if (gui_use_tabline()) | |
3819 gui_mch_set_curtab(tabpage_index(curtab)); | |
3820 # endif | |
3821 } | |
3822 } | |
3823 | |
3824 /* | |
682 | 3825 * Move the current tab page to before tab page "nr". |
3826 */ | |
3827 void | |
3828 tabpage_move(nr) | |
3829 int nr; | |
3830 { | |
3831 int n = nr; | |
3832 tabpage_T *tp; | |
3833 | |
3834 if (first_tabpage->tp_next == NULL) | |
3835 return; | |
3836 | |
3837 /* Remove the current tab page from the list of tab pages. */ | |
3838 if (curtab == first_tabpage) | |
3839 first_tabpage = curtab->tp_next; | |
3840 else | |
3841 { | |
3842 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3843 if (tp->tp_next == curtab) | |
3844 break; | |
3845 if (tp == NULL) /* "cannot happen" */ | |
3846 return; | |
3847 tp->tp_next = curtab->tp_next; | |
3848 } | |
3849 | |
3850 /* Re-insert it at the specified position. */ | |
3851 if (n == 0) | |
3852 { | |
3853 curtab->tp_next = first_tabpage; | |
3854 first_tabpage = curtab; | |
3855 } | |
3856 else | |
3857 { | |
3858 for (tp = first_tabpage; tp->tp_next != NULL && n > 1; tp = tp->tp_next) | |
3859 --n; | |
3860 curtab->tp_next = tp->tp_next; | |
3861 tp->tp_next = curtab; | |
3862 } | |
3863 | |
3864 /* Need to redraw the tabline. Tab page contents doesn't change. */ | |
3865 redraw_tabline = TRUE; | |
3866 } | |
3867 | |
3868 | |
3869 /* | |
7 | 3870 * Go to another window. |
3871 * When jumping to another buffer, stop Visual mode. Do this before | |
3872 * changing windows so we can yank the selection into the '*' register. | |
3873 * When jumping to another window on the same buffer, adjust its cursor | |
3874 * position to keep the same Visual area. | |
3875 */ | |
3876 void | |
3877 win_goto(wp) | |
3878 win_T *wp; | |
3879 { | |
2316
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3880 #ifdef FEAT_CONCEAL |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3881 win_T *owp = curwin; |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3882 #endif |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
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parents:
2314
diff
changeset
|
3883 |
633 | 3884 if (text_locked()) |
7 | 3885 { |
3886 beep_flush(); | |
633 | 3887 text_locked_msg(); |
7 | 3888 return; |
3889 } | |
819 | 3890 #ifdef FEAT_AUTOCMD |
3891 if (curbuf_locked()) | |
3892 return; | |
3893 #endif | |
631 | 3894 |
7 | 3895 #ifdef FEAT_VISUAL |
3896 if (wp->w_buffer != curbuf) | |
3897 reset_VIsual_and_resel(); | |
3898 else if (VIsual_active) | |
3899 wp->w_cursor = curwin->w_cursor; | |
3900 #endif | |
3901 | |
3902 #ifdef FEAT_GUI | |
3903 need_mouse_correct = TRUE; | |
3904 #endif | |
3905 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
|
3906 |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3907 #ifdef FEAT_CONCEAL |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3908 /* 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
|
3909 if (win_valid(owp)) |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3910 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
|
3911 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
|
3912 #endif |
7 | 3913 } |
3914 | |
3915 #if defined(FEAT_PERL) || defined(PROTO) | |
3916 /* | |
3917 * Find window number "winnr" (counting top to bottom). | |
3918 */ | |
3919 win_T * | |
3920 win_find_nr(winnr) | |
3921 int winnr; | |
3922 { | |
3923 win_T *wp; | |
3924 | |
3925 # ifdef FEAT_WINDOWS | |
3926 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
3927 if (--winnr == 0) | |
3928 break; | |
3929 return wp; | |
3930 # else | |
3931 return curwin; | |
3932 # endif | |
3933 } | |
3934 #endif | |
3935 | |
3936 #ifdef FEAT_VERTSPLIT | |
3937 /* | |
3938 * Move to window above or below "count" times. | |
3939 */ | |
3940 static void | |
3941 win_goto_ver(up, count) | |
3942 int up; /* TRUE to go to win above */ | |
3943 long count; | |
3944 { | |
3945 frame_T *fr; | |
3946 frame_T *nfr; | |
3947 frame_T *foundfr; | |
3948 | |
3949 foundfr = curwin->w_frame; | |
3950 while (count--) | |
3951 { | |
3952 /* | |
3953 * First go upwards in the tree of frames until we find a upwards or | |
3954 * downwards neighbor. | |
3955 */ | |
3956 fr = foundfr; | |
3957 for (;;) | |
3958 { | |
3959 if (fr == topframe) | |
3960 goto end; | |
3961 if (up) | |
3962 nfr = fr->fr_prev; | |
3963 else | |
3964 nfr = fr->fr_next; | |
3965 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL) | |
3966 break; | |
3967 fr = fr->fr_parent; | |
3968 } | |
3969 | |
3970 /* | |
3971 * Now go downwards to find the bottom or top frame in it. | |
3972 */ | |
3973 for (;;) | |
3974 { | |
3975 if (nfr->fr_layout == FR_LEAF) | |
3976 { | |
3977 foundfr = nfr; | |
3978 break; | |
3979 } | |
3980 fr = nfr->fr_child; | |
3981 if (nfr->fr_layout == FR_ROW) | |
3982 { | |
3983 /* Find the frame at the cursor row. */ | |
3984 while (fr->fr_next != NULL | |
3985 && frame2win(fr)->w_wincol + fr->fr_width | |
3986 <= curwin->w_wincol + curwin->w_wcol) | |
3987 fr = fr->fr_next; | |
3988 } | |
3989 if (nfr->fr_layout == FR_COL && up) | |
3990 while (fr->fr_next != NULL) | |
3991 fr = fr->fr_next; | |
3992 nfr = fr; | |
3993 } | |
3994 } | |
3995 end: | |
3996 if (foundfr != NULL) | |
3997 win_goto(foundfr->fr_win); | |
3998 } | |
3999 | |
4000 /* | |
4001 * Move to left or right window. | |
4002 */ | |
4003 static void | |
4004 win_goto_hor(left, count) | |
4005 int left; /* TRUE to go to left win */ | |
4006 long count; | |
4007 { | |
4008 frame_T *fr; | |
4009 frame_T *nfr; | |
4010 frame_T *foundfr; | |
4011 | |
4012 foundfr = curwin->w_frame; | |
4013 while (count--) | |
4014 { | |
4015 /* | |
4016 * First go upwards in the tree of frames until we find a left or | |
4017 * right neighbor. | |
4018 */ | |
4019 fr = foundfr; | |
4020 for (;;) | |
4021 { | |
4022 if (fr == topframe) | |
4023 goto end; | |
4024 if (left) | |
4025 nfr = fr->fr_prev; | |
4026 else | |
4027 nfr = fr->fr_next; | |
4028 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL) | |
4029 break; | |
4030 fr = fr->fr_parent; | |
4031 } | |
4032 | |
4033 /* | |
4034 * Now go downwards to find the leftmost or rightmost frame in it. | |
4035 */ | |
4036 for (;;) | |
4037 { | |
4038 if (nfr->fr_layout == FR_LEAF) | |
4039 { | |
4040 foundfr = nfr; | |
4041 break; | |
4042 } | |
4043 fr = nfr->fr_child; | |
4044 if (nfr->fr_layout == FR_COL) | |
4045 { | |
4046 /* Find the frame at the cursor row. */ | |
4047 while (fr->fr_next != NULL | |
4048 && frame2win(fr)->w_winrow + fr->fr_height | |
4049 <= curwin->w_winrow + curwin->w_wrow) | |
4050 fr = fr->fr_next; | |
4051 } | |
4052 if (nfr->fr_layout == FR_ROW && left) | |
4053 while (fr->fr_next != NULL) | |
4054 fr = fr->fr_next; | |
4055 nfr = fr; | |
4056 } | |
4057 } | |
4058 end: | |
4059 if (foundfr != NULL) | |
4060 win_goto(foundfr->fr_win); | |
4061 } | |
4062 #endif | |
4063 | |
4064 /* | |
4065 * Make window "wp" the current window. | |
4066 */ | |
4067 void | |
4068 win_enter(wp, undo_sync) | |
4069 win_T *wp; | |
4070 int undo_sync; | |
4071 { | |
4072 win_enter_ext(wp, undo_sync, FALSE); | |
4073 } | |
4074 | |
4075 /* | |
4076 * Make window wp the current window. | |
4077 * Can be called with "curwin_invalid" TRUE, which means that curwin has just | |
4078 * been closed and isn't valid. | |
4079 */ | |
4080 static void | |
4081 win_enter_ext(wp, undo_sync, curwin_invalid) | |
4082 win_T *wp; | |
4083 int undo_sync; | |
4084 int curwin_invalid; | |
4085 { | |
4086 #ifdef FEAT_AUTOCMD | |
4087 int other_buffer = FALSE; | |
4088 #endif | |
4089 | |
4090 if (wp == curwin && !curwin_invalid) /* nothing to do */ | |
4091 return; | |
4092 | |
4093 #ifdef FEAT_AUTOCMD | |
4094 if (!curwin_invalid) | |
4095 { | |
4096 /* | |
4097 * Be careful: If autocommands delete the window, return now. | |
4098 */ | |
4099 if (wp->w_buffer != curbuf) | |
4100 { | |
4101 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
4102 other_buffer = TRUE; | |
4103 if (!win_valid(wp)) | |
4104 return; | |
4105 } | |
4106 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
4107 if (!win_valid(wp)) | |
4108 return; | |
4109 # ifdef FEAT_EVAL | |
4110 /* autocmds may abort script processing */ | |
4111 if (aborting()) | |
4112 return; | |
4113 # endif | |
4114 } | |
4115 #endif | |
4116 | |
4117 /* sync undo before leaving the current buffer */ | |
4118 if (undo_sync && curbuf != wp->w_buffer) | |
825 | 4119 u_sync(FALSE); |
7 | 4120 /* may have to copy the buffer options when 'cpo' contains 'S' */ |
4121 if (wp->w_buffer != curbuf) | |
4122 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP); | |
4123 if (!curwin_invalid) | |
4124 { | |
4125 prevwin = curwin; /* remember for CTRL-W p */ | |
4126 curwin->w_redr_status = TRUE; | |
4127 } | |
4128 curwin = wp; | |
4129 curbuf = wp->w_buffer; | |
4130 check_cursor(); | |
4131 #ifdef FEAT_VIRTUALEDIT | |
4132 if (!virtual_active()) | |
4133 curwin->w_cursor.coladd = 0; | |
4134 #endif | |
4135 changed_line_abv_curs(); /* assume cursor position needs updating */ | |
4136 | |
4137 if (curwin->w_localdir != NULL) | |
4138 { | |
4139 /* Window has a local directory: Save current directory as global | |
4140 * directory (unless that was done already) and change to the local | |
4141 * directory. */ | |
4142 if (globaldir == NULL) | |
4143 { | |
4144 char_u cwd[MAXPATHL]; | |
4145 | |
4146 if (mch_dirname(cwd, MAXPATHL) == OK) | |
4147 globaldir = vim_strsave(cwd); | |
4148 } | |
1757 | 4149 if (mch_chdir((char *)curwin->w_localdir) == 0) |
4150 shorten_fnames(TRUE); | |
7 | 4151 } |
4152 else if (globaldir != NULL) | |
4153 { | |
4154 /* Window doesn't have a local directory and we are not in the global | |
4155 * directory: Change to the global directory. */ | |
1757 | 4156 ignored = mch_chdir((char *)globaldir); |
7 | 4157 vim_free(globaldir); |
4158 globaldir = NULL; | |
4159 shorten_fnames(TRUE); | |
4160 } | |
4161 | |
4162 #ifdef FEAT_AUTOCMD | |
4163 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
4164 if (other_buffer) | |
4165 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
4166 #endif | |
4167 | |
4168 #ifdef FEAT_TITLE | |
4169 maketitle(); | |
4170 #endif | |
4171 curwin->w_redr_status = TRUE; | |
672 | 4172 redraw_tabline = TRUE; |
7 | 4173 if (restart_edit) |
4174 redraw_later(VALID); /* causes status line redraw */ | |
4175 | |
4176 /* set window height to desired minimal value */ | |
4177 if (curwin->w_height < p_wh && !curwin->w_p_wfh) | |
4178 win_setheight((int)p_wh); | |
4179 else if (curwin->w_height == 0) | |
4180 win_setheight(1); | |
4181 | |
4182 #ifdef FEAT_VERTSPLIT | |
4183 /* set window width to desired minimal value */ | |
779 | 4184 if (curwin->w_width < p_wiw && !curwin->w_p_wfw) |
7 | 4185 win_setwidth((int)p_wiw); |
4186 #endif | |
4187 | |
4188 #ifdef FEAT_MOUSE | |
4189 setmouse(); /* in case jumped to/from help buffer */ | |
4190 #endif | |
4191 | |
961 | 4192 /* Change directories when the 'acd' option is set. */ |
4193 DO_AUTOCHDIR | |
7 | 4194 } |
4195 | |
4196 #endif /* FEAT_WINDOWS */ | |
4197 | |
4198 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO) | |
4199 /* | |
825 | 4200 * Jump to the first open window that contains buffer "buf", if one exists. |
4201 * Returns a pointer to the window found, otherwise NULL. | |
7 | 4202 */ |
4203 win_T * | |
4204 buf_jump_open_win(buf) | |
4205 buf_T *buf; | |
4206 { | |
4207 # ifdef FEAT_WINDOWS | |
4208 win_T *wp; | |
4209 | |
825 | 4210 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
7 | 4211 if (wp->w_buffer == buf) |
4212 break; | |
4213 if (wp != NULL) | |
4214 win_enter(wp, FALSE); | |
4215 return wp; | |
4216 # else | |
4217 if (curwin->w_buffer == buf) | |
4218 return curwin; | |
4219 return NULL; | |
4220 # endif | |
4221 } | |
825 | 4222 |
4223 /* | |
4224 * Jump to the first open window in any tab page that contains buffer "buf", | |
4225 * if one exists. | |
4226 * Returns a pointer to the window found, otherwise NULL. | |
4227 */ | |
4228 win_T * | |
4229 buf_jump_open_tab(buf) | |
4230 buf_T *buf; | |
4231 { | |
4232 # ifdef FEAT_WINDOWS | |
4233 win_T *wp; | |
4234 tabpage_T *tp; | |
4235 | |
4236 /* First try the current tab page. */ | |
4237 wp = buf_jump_open_win(buf); | |
4238 if (wp != NULL) | |
4239 return wp; | |
4240 | |
4241 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
4242 if (tp != curtab) | |
4243 { | |
4244 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) | |
4245 if (wp->w_buffer == buf) | |
4246 break; | |
4247 if (wp != NULL) | |
4248 { | |
4249 goto_tabpage_win(tp, wp); | |
4250 if (curwin != wp) | |
4251 wp = NULL; /* something went wrong */ | |
4252 break; | |
4253 } | |
4254 } | |
4255 | |
4256 return wp; | |
4257 # else | |
4258 if (curwin->w_buffer == buf) | |
4259 return curwin; | |
4260 return NULL; | |
4261 # endif | |
4262 } | |
7 | 4263 #endif |
4264 | |
4265 /* | |
1906 | 4266 * Allocate a window structure and link it in the window list when "hidden" is |
4267 * FALSE. | |
7 | 4268 */ |
4269 static win_T * | |
1906 | 4270 win_alloc(after, hidden) |
1887 | 4271 win_T *after UNUSED; |
1906 | 4272 int hidden UNUSED; |
7 | 4273 { |
4274 win_T *newwin; | |
4275 | |
4276 /* | |
4277 * allocate window structure and linesizes arrays | |
4278 */ | |
4279 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T)); | |
4280 if (newwin != NULL && win_alloc_lines(newwin) == FAIL) | |
4281 { | |
4282 vim_free(newwin); | |
4283 newwin = NULL; | |
4284 } | |
4285 | |
4286 if (newwin != NULL) | |
4287 { | |
1114 | 4288 #ifdef FEAT_AUTOCMD |
4289 /* Don't execute autocommands while the window is not properly | |
4290 * initialized yet. gui_create_scrollbar() may trigger a FocusGained | |
4291 * event. */ | |
1410 | 4292 block_autocmds(); |
1114 | 4293 #endif |
7 | 4294 /* |
4295 * link the window in the window list | |
4296 */ | |
4297 #ifdef FEAT_WINDOWS | |
1906 | 4298 if (!hidden) |
4299 win_append(after, newwin); | |
7 | 4300 #endif |
4301 #ifdef FEAT_VERTSPLIT | |
4302 newwin->w_wincol = 0; | |
4303 newwin->w_width = Columns; | |
4304 #endif | |
4305 | |
4306 /* position the display and the cursor at the top of the file. */ | |
4307 newwin->w_topline = 1; | |
4308 #ifdef FEAT_DIFF | |
4309 newwin->w_topfill = 0; | |
4310 #endif | |
4311 newwin->w_botline = 2; | |
4312 newwin->w_cursor.lnum = 1; | |
4313 #ifdef FEAT_SCROLLBIND | |
4314 newwin->w_scbind_pos = 1; | |
4315 #endif | |
4316 | |
4317 /* We won't calculate w_fraction until resizing the window */ | |
4318 newwin->w_fraction = 0; | |
4319 newwin->w_prev_fraction_row = -1; | |
4320 | |
4321 #ifdef FEAT_GUI | |
4322 if (gui.in_use) | |
4323 { | |
4324 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT], | |
4325 SBAR_LEFT, newwin); | |
4326 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT], | |
4327 SBAR_RIGHT, newwin); | |
4328 } | |
4329 #endif | |
4330 #ifdef FEAT_EVAL | |
126 | 4331 /* init w: variables */ |
4332 init_var_dict(&newwin->w_vars, &newwin->w_winvar); | |
7 | 4333 #endif |
4334 #ifdef FEAT_FOLDING | |
4335 foldInitWin(newwin); | |
4336 #endif | |
1114 | 4337 #ifdef FEAT_AUTOCMD |
1410 | 4338 unblock_autocmds(); |
1114 | 4339 #endif |
1326 | 4340 #ifdef FEAT_SEARCH_EXTRA |
4341 newwin->w_match_head = NULL; | |
4342 newwin->w_next_match_id = 4; | |
4343 #endif | |
7 | 4344 } |
4345 return newwin; | |
4346 } | |
4347 | |
4348 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4349 | |
4350 /* | |
4351 * remove window 'wp' from the window list and free the structure | |
4352 */ | |
4353 static void | |
671 | 4354 win_free(wp, tp) |
7 | 4355 win_T *wp; |
671 | 4356 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4357 { |
4358 int i; | |
4359 | |
1918 | 4360 #ifdef FEAT_FOLDING |
4361 clearFolding(wp); | |
4362 #endif | |
4363 | |
4364 /* reduce the reference count to the argument list. */ | |
4365 alist_unlink(wp->w_alist); | |
4366 | |
1114 | 4367 #ifdef FEAT_AUTOCMD |
4368 /* Don't execute autocommands while the window is halfway being deleted. | |
4369 * gui_mch_destroy_scrollbar() may trigger a FocusGained event. */ | |
1410 | 4370 block_autocmds(); |
1114 | 4371 #endif |
4372 | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4373 #ifdef FEAT_LUA |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4374 lua_window_free(wp); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4375 #endif |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4376 |
14 | 4377 #ifdef FEAT_MZSCHEME |
4378 mzscheme_window_free(wp); | |
4379 #endif | |
4380 | |
7 | 4381 #ifdef FEAT_PERL |
4382 perl_win_free(wp); | |
4383 #endif | |
4384 | |
4385 #ifdef FEAT_PYTHON | |
4386 python_window_free(wp); | |
4387 #endif | |
4388 | |
2329
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4389 #ifdef FEAT_PYTHON3 |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4390 python3_window_free(wp); |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4391 #endif |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4392 |
7 | 4393 #ifdef FEAT_TCL |
4394 tcl_window_free(wp); | |
4395 #endif | |
4396 | |
4397 #ifdef FEAT_RUBY | |
4398 ruby_window_free(wp); | |
4399 #endif | |
4400 | |
4401 clear_winopt(&wp->w_onebuf_opt); | |
4402 clear_winopt(&wp->w_allbuf_opt); | |
4403 | |
4404 #ifdef FEAT_EVAL | |
126 | 4405 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */ |
7 | 4406 #endif |
4407 | |
4408 if (prevwin == wp) | |
4409 prevwin = NULL; | |
4410 win_free_lsize(wp); | |
4411 | |
4412 for (i = 0; i < wp->w_tagstacklen; ++i) | |
4413 vim_free(wp->w_tagstack[i].tagname); | |
4414 | |
4415 vim_free(wp->w_localdir); | |
1326 | 4416 |
7 | 4417 #ifdef FEAT_SEARCH_EXTRA |
1326 | 4418 clear_matches(wp); |
4419 #endif | |
4420 | |
7 | 4421 #ifdef FEAT_JUMPLIST |
4422 free_jumplist(wp); | |
4423 #endif | |
4424 | |
643 | 4425 #ifdef FEAT_QUICKFIX |
4426 qf_free_all(wp); | |
4427 #endif | |
4428 | |
7 | 4429 #ifdef FEAT_GUI |
4430 if (gui.in_use) | |
4431 { | |
4432 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]); | |
4433 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]); | |
4434 } | |
4435 #endif /* FEAT_GUI */ | |
4436 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4437 #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
|
4438 reset_synblock(wp); /* free independent synblock */ |
2314
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2306
diff
changeset
|
4439 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
|
4440 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4441 |
1918 | 4442 #ifdef FEAT_AUTOCMD |
4443 if (wp != aucmd_win) | |
4444 #endif | |
2253
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
4445 win_remove(wp, tp); |
7 | 4446 vim_free(wp); |
1114 | 4447 |
4448 #ifdef FEAT_AUTOCMD | |
1410 | 4449 unblock_autocmds(); |
1114 | 4450 #endif |
7 | 4451 } |
4452 | |
4453 /* | |
4454 * Append window "wp" in the window list after window "after". | |
4455 */ | |
1906 | 4456 void |
7 | 4457 win_append(after, wp) |
4458 win_T *after, *wp; | |
4459 { | |
4460 win_T *before; | |
4461 | |
4462 if (after == NULL) /* after NULL is in front of the first */ | |
4463 before = firstwin; | |
4464 else | |
4465 before = after->w_next; | |
4466 | |
4467 wp->w_next = before; | |
4468 wp->w_prev = after; | |
4469 if (after == NULL) | |
4470 firstwin = wp; | |
4471 else | |
4472 after->w_next = wp; | |
4473 if (before == NULL) | |
4474 lastwin = wp; | |
4475 else | |
4476 before->w_prev = wp; | |
4477 } | |
4478 | |
4479 /* | |
4480 * Remove a window from the window list. | |
4481 */ | |
1906 | 4482 void |
671 | 4483 win_remove(wp, tp) |
7 | 4484 win_T *wp; |
671 | 4485 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4486 { |
4487 if (wp->w_prev != NULL) | |
4488 wp->w_prev->w_next = wp->w_next; | |
671 | 4489 else if (tp == NULL) |
4490 firstwin = wp->w_next; | |
7 | 4491 else |
671 | 4492 tp->tp_firstwin = wp->w_next; |
7 | 4493 if (wp->w_next != NULL) |
4494 wp->w_next->w_prev = wp->w_prev; | |
671 | 4495 else if (tp == NULL) |
4496 lastwin = wp->w_prev; | |
7 | 4497 else |
671 | 4498 tp->tp_lastwin = wp->w_prev; |
7 | 4499 } |
4500 | |
4501 /* | |
4502 * Append frame "frp" in a frame list after frame "after". | |
4503 */ | |
4504 static void | |
4505 frame_append(after, frp) | |
4506 frame_T *after, *frp; | |
4507 { | |
4508 frp->fr_next = after->fr_next; | |
4509 after->fr_next = frp; | |
4510 if (frp->fr_next != NULL) | |
4511 frp->fr_next->fr_prev = frp; | |
4512 frp->fr_prev = after; | |
4513 } | |
4514 | |
4515 /* | |
4516 * Insert frame "frp" in a frame list before frame "before". | |
4517 */ | |
4518 static void | |
4519 frame_insert(before, frp) | |
4520 frame_T *before, *frp; | |
4521 { | |
4522 frp->fr_next = before; | |
4523 frp->fr_prev = before->fr_prev; | |
4524 before->fr_prev = frp; | |
4525 if (frp->fr_prev != NULL) | |
4526 frp->fr_prev->fr_next = frp; | |
4527 else | |
4528 frp->fr_parent->fr_child = frp; | |
4529 } | |
4530 | |
4531 /* | |
4532 * Remove a frame from a frame list. | |
4533 */ | |
4534 static void | |
4535 frame_remove(frp) | |
4536 frame_T *frp; | |
4537 { | |
4538 if (frp->fr_prev != NULL) | |
4539 frp->fr_prev->fr_next = frp->fr_next; | |
4540 else | |
4541 frp->fr_parent->fr_child = frp->fr_next; | |
4542 if (frp->fr_next != NULL) | |
4543 frp->fr_next->fr_prev = frp->fr_prev; | |
4544 } | |
4545 | |
4546 #endif /* FEAT_WINDOWS */ | |
4547 | |
4548 /* | |
4549 * Allocate w_lines[] for window "wp". | |
4550 * Return FAIL for failure, OK for success. | |
4551 */ | |
4552 int | |
4553 win_alloc_lines(wp) | |
4554 win_T *wp; | |
4555 { | |
4556 wp->w_lines_valid = 0; | |
1042 | 4557 wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T))); |
7 | 4558 if (wp->w_lines == NULL) |
4559 return FAIL; | |
4560 return OK; | |
4561 } | |
4562 | |
4563 /* | |
4564 * free lsize arrays for a window | |
4565 */ | |
4566 void | |
4567 win_free_lsize(wp) | |
4568 win_T *wp; | |
4569 { | |
4570 vim_free(wp->w_lines); | |
4571 wp->w_lines = NULL; | |
4572 } | |
4573 | |
4574 /* | |
4575 * Called from win_new_shellsize() after Rows changed. | |
671 | 4576 * This only does the current tab page, others must be done when made active. |
7 | 4577 */ |
4578 void | |
4579 shell_new_rows() | |
4580 { | |
667 | 4581 int h = (int)ROWS_AVAIL; |
7 | 4582 |
4583 if (firstwin == NULL) /* not initialized yet */ | |
4584 return; | |
4585 #ifdef FEAT_WINDOWS | |
4586 if (h < frame_minheight(topframe, NULL)) | |
4587 h = frame_minheight(topframe, NULL); | |
779 | 4588 |
4589 /* First try setting the heights of windows with 'winfixheight'. If | |
7 | 4590 * that doesn't result in the right height, forget about that option. */ |
4591 frame_new_height(topframe, h, FALSE, TRUE); | |
4592 if (topframe->fr_height != h) | |
4593 frame_new_height(topframe, h, FALSE, FALSE); | |
4594 | |
4595 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ | |
4596 #else | |
4597 if (h < 1) | |
4598 h = 1; | |
4599 win_new_height(firstwin, h); | |
4600 #endif | |
4601 compute_cmdrow(); | |
170 | 4602 #ifdef FEAT_WINDOWS |
824 | 4603 curtab->tp_ch_used = p_ch; |
170 | 4604 #endif |
4605 | |
7 | 4606 #if 0 |
4607 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4608 if (p_ea) | |
4609 win_equal(curwin, FALSE, 'v'); | |
4610 #endif | |
4611 } | |
4612 | |
4613 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
4614 /* | |
4615 * Called from win_new_shellsize() after Columns changed. | |
4616 */ | |
4617 void | |
4618 shell_new_columns() | |
4619 { | |
4620 if (firstwin == NULL) /* not initialized yet */ | |
4621 return; | |
779 | 4622 |
4623 /* First try setting the widths of windows with 'winfixwidth'. If that | |
4624 * doesn't result in the right width, forget about that option. */ | |
4625 frame_new_width(topframe, (int)Columns, FALSE, TRUE); | |
4626 if (topframe->fr_width != Columns) | |
4627 frame_new_width(topframe, (int)Columns, FALSE, FALSE); | |
4628 | |
7 | 4629 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
4630 #if 0 | |
4631 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4632 if (p_ea) | |
4633 win_equal(curwin, FALSE, 'h'); | |
4634 #endif | |
4635 } | |
4636 #endif | |
4637 | |
4638 #if defined(FEAT_CMDWIN) || defined(PROTO) | |
4639 /* | |
4640 * Save the size of all windows in "gap". | |
4641 */ | |
4642 void | |
4643 win_size_save(gap) | |
4644 garray_T *gap; | |
4645 | |
4646 { | |
4647 win_T *wp; | |
4648 | |
4649 ga_init2(gap, (int)sizeof(int), 1); | |
4650 if (ga_grow(gap, win_count() * 2) == OK) | |
4651 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4652 { | |
4653 ((int *)gap->ga_data)[gap->ga_len++] = | |
4654 wp->w_width + wp->w_vsep_width; | |
4655 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height; | |
4656 } | |
4657 } | |
4658 | |
4659 /* | |
4660 * Restore window sizes, but only if the number of windows is still the same. | |
4661 * Does not free the growarray. | |
4662 */ | |
4663 void | |
4664 win_size_restore(gap) | |
4665 garray_T *gap; | |
4666 { | |
4667 win_T *wp; | |
4668 int i; | |
4669 | |
4670 if (win_count() * 2 == gap->ga_len) | |
4671 { | |
4672 i = 0; | |
4673 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4674 { | |
4675 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]); | |
4676 win_setheight_win(((int *)gap->ga_data)[i++], wp); | |
4677 } | |
4678 /* recompute the window positions */ | |
4679 (void)win_comp_pos(); | |
4680 } | |
4681 } | |
4682 #endif /* FEAT_CMDWIN */ | |
4683 | |
4684 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4685 /* | |
4686 * Update the position for all windows, using the width and height of the | |
4687 * frames. | |
4688 * Returns the row just after the last window. | |
4689 */ | |
668 | 4690 int |
7 | 4691 win_comp_pos() |
4692 { | |
685 | 4693 int row = tabline_height(); |
7 | 4694 int col = 0; |
4695 | |
4696 frame_comp_pos(topframe, &row, &col); | |
4697 return row; | |
4698 } | |
4699 | |
4700 /* | |
4701 * Update the position of the windows in frame "topfrp", using the width and | |
4702 * height of the frames. | |
4703 * "*row" and "*col" are the top-left position of the frame. They are updated | |
4704 * to the bottom-right position plus one. | |
4705 */ | |
4706 static void | |
4707 frame_comp_pos(topfrp, row, col) | |
4708 frame_T *topfrp; | |
4709 int *row; | |
4710 int *col; | |
4711 { | |
4712 win_T *wp; | |
4713 frame_T *frp; | |
4714 #ifdef FEAT_VERTSPLIT | |
4715 int startcol; | |
4716 int startrow; | |
4717 #endif | |
4718 | |
4719 wp = topfrp->fr_win; | |
4720 if (wp != NULL) | |
4721 { | |
4722 if (wp->w_winrow != *row | |
4723 #ifdef FEAT_VERTSPLIT | |
4724 || wp->w_wincol != *col | |
4725 #endif | |
4726 ) | |
4727 { | |
4728 /* position changed, redraw */ | |
4729 wp->w_winrow = *row; | |
4730 #ifdef FEAT_VERTSPLIT | |
4731 wp->w_wincol = *col; | |
4732 #endif | |
4733 redraw_win_later(wp, NOT_VALID); | |
4734 wp->w_redr_status = TRUE; | |
4735 } | |
4736 *row += wp->w_height + wp->w_status_height; | |
4737 #ifdef FEAT_VERTSPLIT | |
4738 *col += wp->w_width + wp->w_vsep_width; | |
4739 #endif | |
4740 } | |
4741 else | |
4742 { | |
4743 #ifdef FEAT_VERTSPLIT | |
4744 startrow = *row; | |
4745 startcol = *col; | |
4746 #endif | |
4747 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
4748 { | |
4749 #ifdef FEAT_VERTSPLIT | |
4750 if (topfrp->fr_layout == FR_ROW) | |
4751 *row = startrow; /* all frames are at the same row */ | |
4752 else | |
4753 *col = startcol; /* all frames are at the same col */ | |
4754 #endif | |
4755 frame_comp_pos(frp, row, col); | |
4756 } | |
4757 } | |
4758 } | |
4759 | |
4760 #endif /* FEAT_WINDOWS */ | |
4761 | |
4762 /* | |
4763 * Set current window height and take care of repositioning other windows to | |
4764 * fit around it. | |
4765 */ | |
4766 void | |
4767 win_setheight(height) | |
4768 int height; | |
4769 { | |
4770 win_setheight_win(height, curwin); | |
4771 } | |
4772 | |
4773 /* | |
4774 * Set the window height of window "win" and take care of repositioning other | |
4775 * windows to fit around it. | |
4776 */ | |
4777 void | |
4778 win_setheight_win(height, win) | |
4779 int height; | |
4780 win_T *win; | |
4781 { | |
4782 int row; | |
4783 | |
4784 if (win == curwin) | |
4785 { | |
4786 /* Always keep current window at least one line high, even when | |
4787 * 'winminheight' is zero. */ | |
4788 #ifdef FEAT_WINDOWS | |
4789 if (height < p_wmh) | |
4790 height = p_wmh; | |
4791 #endif | |
4792 if (height == 0) | |
4793 height = 1; | |
4794 } | |
4795 | |
4796 #ifdef FEAT_WINDOWS | |
4797 frame_setheight(win->w_frame, height + win->w_status_height); | |
4798 | |
4799 /* recompute the window positions */ | |
4800 row = win_comp_pos(); | |
4801 #else | |
4802 if (height > topframe->fr_height) | |
4803 height = topframe->fr_height; | |
4804 win->w_height = height; | |
4805 row = height; | |
4806 #endif | |
4807 | |
4808 /* | |
4809 * If there is extra space created between the last window and the command | |
4810 * line, clear it. | |
4811 */ | |
4812 if (full_screen && msg_scrolled == 0 && row < cmdline_row) | |
4813 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
4814 cmdline_row = row; | |
4815 msg_row = row; | |
4816 msg_col = 0; | |
4817 | |
4818 redraw_all_later(NOT_VALID); | |
4819 } | |
4820 | |
4821 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4822 | |
4823 /* | |
4824 * Set the height of a frame to "height" and take care that all frames and | |
4825 * windows inside it are resized. Also resize frames on the left and right if | |
4826 * the are in the same FR_ROW frame. | |
4827 * | |
4828 * Strategy: | |
4829 * If the frame is part of a FR_COL frame, try fitting the frame in that | |
4830 * frame. If that doesn't work (the FR_COL frame is too small), recursively | |
4831 * go to containing frames to resize them and make room. | |
4832 * If the frame is part of a FR_ROW frame, all frames must be resized as well. | |
4833 * Check for the minimal height of the FR_ROW frame. | |
4834 * At the top level we can also use change the command line height. | |
4835 */ | |
4836 static void | |
4837 frame_setheight(curfrp, height) | |
4838 frame_T *curfrp; | |
4839 int height; | |
4840 { | |
4841 int room; /* total number of lines available */ | |
4842 int take; /* number of lines taken from other windows */ | |
4843 int room_cmdline; /* lines available from cmdline */ | |
4844 int run; | |
4845 frame_T *frp; | |
4846 int h; | |
4847 int room_reserved; | |
4848 | |
4849 /* If the height already is the desired value, nothing to do. */ | |
4850 if (curfrp->fr_height == height) | |
4851 return; | |
4852 | |
4853 if (curfrp->fr_parent == NULL) | |
4854 { | |
4855 /* topframe: can only change the command line */ | |
667 | 4856 if (height > ROWS_AVAIL) |
4857 height = ROWS_AVAIL; | |
7 | 4858 if (height > 0) |
4859 frame_new_height(curfrp, height, FALSE, FALSE); | |
4860 } | |
4861 else if (curfrp->fr_parent->fr_layout == FR_ROW) | |
4862 { | |
4863 /* Row of frames: Also need to resize frames left and right of this | |
4864 * one. First check for the minimal height of these. */ | |
4865 h = frame_minheight(curfrp->fr_parent, NULL); | |
4866 if (height < h) | |
4867 height = h; | |
4868 frame_setheight(curfrp->fr_parent, height); | |
4869 } | |
4870 else | |
4871 { | |
4872 /* | |
4873 * Column of frames: try to change only frames in this column. | |
4874 */ | |
4875 #ifdef FEAT_VERTSPLIT | |
4876 /* | |
4877 * Do this twice: | |
4878 * 1: compute room available, if it's not enough try resizing the | |
4879 * containing frame. | |
4880 * 2: compute the room available and adjust the height to it. | |
4881 * Try not to reduce the height of a window with 'winfixheight' set. | |
4882 */ | |
4883 for (run = 1; run <= 2; ++run) | |
4884 #else | |
4885 for (;;) | |
4886 #endif | |
4887 { | |
4888 room = 0; | |
4889 room_reserved = 0; | |
4890 for (frp = curfrp->fr_parent->fr_child; frp != NULL; | |
4891 frp = frp->fr_next) | |
4892 { | |
4893 if (frp != curfrp | |
4894 && frp->fr_win != NULL | |
4895 && frp->fr_win->w_p_wfh) | |
4896 room_reserved += frp->fr_height; | |
4897 room += frp->fr_height; | |
4898 if (frp != curfrp) | |
4899 room -= frame_minheight(frp, NULL); | |
4900 } | |
4901 #ifdef FEAT_VERTSPLIT | |
4902 if (curfrp->fr_width != Columns) | |
4903 room_cmdline = 0; | |
4904 else | |
4905 #endif | |
4906 { | |
4907 room_cmdline = Rows - p_ch - (lastwin->w_winrow | |
4908 + lastwin->w_height + lastwin->w_status_height); | |
4909 if (room_cmdline < 0) | |
4910 room_cmdline = 0; | |
4911 } | |
4912 | |
4913 if (height <= room + room_cmdline) | |
4914 break; | |
4915 #ifdef FEAT_VERTSPLIT | |
4916 if (run == 2 || curfrp->fr_width == Columns) | |
4917 #endif | |
4918 { | |
4919 if (height > room + room_cmdline) | |
4920 height = room + room_cmdline; | |
4921 break; | |
4922 } | |
4923 #ifdef FEAT_VERTSPLIT | |
4924 frame_setheight(curfrp->fr_parent, height | |
4925 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1); | |
4926 #endif | |
4927 /*NOTREACHED*/ | |
4928 } | |
4929 | |
4930 /* | |
4931 * Compute the number of lines we will take from others frames (can be | |
4932 * negative!). | |
4933 */ | |
4934 take = height - curfrp->fr_height; | |
4935 | |
4936 /* If there is not enough room, also reduce the height of a window | |
4937 * with 'winfixheight' set. */ | |
4938 if (height > room + room_cmdline - room_reserved) | |
4939 room_reserved = room + room_cmdline - height; | |
4940 /* If there is only a 'winfixheight' window and making the | |
4941 * window smaller, need to make the other window taller. */ | |
4942 if (take < 0 && room - curfrp->fr_height < room_reserved) | |
4943 room_reserved = 0; | |
4944 | |
4945 if (take > 0 && room_cmdline > 0) | |
4946 { | |
4947 /* use lines from cmdline first */ | |
4948 if (take < room_cmdline) | |
4949 room_cmdline = take; | |
4950 take -= room_cmdline; | |
4951 topframe->fr_height += room_cmdline; | |
4952 } | |
4953 | |
4954 /* | |
4955 * set the current frame to the new height | |
4956 */ | |
4957 frame_new_height(curfrp, height, FALSE, FALSE); | |
4958 | |
4959 /* | |
4960 * First take lines from the frames after the current frame. If | |
4961 * that is not enough, takes lines from frames above the current | |
4962 * frame. | |
4963 */ | |
4964 for (run = 0; run < 2; ++run) | |
4965 { | |
4966 if (run == 0) | |
4967 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
4968 else | |
4969 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
4970 while (frp != NULL && take != 0) | |
4971 { | |
4972 h = frame_minheight(frp, NULL); | |
4973 if (room_reserved > 0 | |
4974 && frp->fr_win != NULL | |
4975 && frp->fr_win->w_p_wfh) | |
4976 { | |
4977 if (room_reserved >= frp->fr_height) | |
4978 room_reserved -= frp->fr_height; | |
4979 else | |
4980 { | |
4981 if (frp->fr_height - room_reserved > take) | |
4982 room_reserved = frp->fr_height - take; | |
4983 take -= frp->fr_height - room_reserved; | |
4984 frame_new_height(frp, room_reserved, FALSE, FALSE); | |
4985 room_reserved = 0; | |
4986 } | |
4987 } | |
4988 else | |
4989 { | |
4990 if (frp->fr_height - take < h) | |
4991 { | |
4992 take -= frp->fr_height - h; | |
4993 frame_new_height(frp, h, FALSE, FALSE); | |
4994 } | |
4995 else | |
4996 { | |
4997 frame_new_height(frp, frp->fr_height - take, | |
4998 FALSE, FALSE); | |
4999 take = 0; | |
5000 } | |
5001 } | |
5002 if (run == 0) | |
5003 frp = frp->fr_next; | |
5004 else | |
5005 frp = frp->fr_prev; | |
5006 } | |
5007 } | |
5008 } | |
5009 } | |
5010 | |
5011 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
5012 /* | |
5013 * Set current window width and take care of repositioning other windows to | |
5014 * fit around it. | |
5015 */ | |
5016 void | |
5017 win_setwidth(width) | |
5018 int width; | |
5019 { | |
5020 win_setwidth_win(width, curwin); | |
5021 } | |
5022 | |
5023 void | |
5024 win_setwidth_win(width, wp) | |
5025 int width; | |
5026 win_T *wp; | |
5027 { | |
5028 /* Always keep current window at least one column wide, even when | |
5029 * 'winminwidth' is zero. */ | |
5030 if (wp == curwin) | |
5031 { | |
5032 if (width < p_wmw) | |
5033 width = p_wmw; | |
5034 if (width == 0) | |
5035 width = 1; | |
5036 } | |
5037 | |
5038 frame_setwidth(wp->w_frame, width + wp->w_vsep_width); | |
5039 | |
5040 /* recompute the window positions */ | |
5041 (void)win_comp_pos(); | |
5042 | |
5043 redraw_all_later(NOT_VALID); | |
5044 } | |
5045 | |
5046 /* | |
5047 * Set the width of a frame to "width" and take care that all frames and | |
5048 * windows inside it are resized. Also resize frames above and below if the | |
5049 * are in the same FR_ROW frame. | |
5050 * | |
5051 * Strategy is similar to frame_setheight(). | |
5052 */ | |
5053 static void | |
5054 frame_setwidth(curfrp, width) | |
5055 frame_T *curfrp; | |
5056 int width; | |
5057 { | |
5058 int room; /* total number of lines available */ | |
5059 int take; /* number of lines taken from other windows */ | |
5060 int run; | |
5061 frame_T *frp; | |
5062 int w; | |
779 | 5063 int room_reserved; |
7 | 5064 |
5065 /* If the width already is the desired value, nothing to do. */ | |
5066 if (curfrp->fr_width == width) | |
5067 return; | |
5068 | |
5069 if (curfrp->fr_parent == NULL) | |
5070 /* topframe: can't change width */ | |
5071 return; | |
5072 | |
5073 if (curfrp->fr_parent->fr_layout == FR_COL) | |
5074 { | |
5075 /* Column of frames: Also need to resize frames above and below of | |
5076 * this one. First check for the minimal width of these. */ | |
5077 w = frame_minwidth(curfrp->fr_parent, NULL); | |
5078 if (width < w) | |
5079 width = w; | |
5080 frame_setwidth(curfrp->fr_parent, width); | |
5081 } | |
5082 else | |
5083 { | |
5084 /* | |
5085 * Row of frames: try to change only frames in this row. | |
5086 * | |
5087 * Do this twice: | |
5088 * 1: compute room available, if it's not enough try resizing the | |
5089 * containing frame. | |
5090 * 2: compute the room available and adjust the width to it. | |
5091 */ | |
5092 for (run = 1; run <= 2; ++run) | |
5093 { | |
5094 room = 0; | |
779 | 5095 room_reserved = 0; |
7 | 5096 for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
5097 frp = frp->fr_next) | |
5098 { | |
779 | 5099 if (frp != curfrp |
5100 && frp->fr_win != NULL | |
5101 && frp->fr_win->w_p_wfw) | |
5102 room_reserved += frp->fr_width; | |
7 | 5103 room += frp->fr_width; |
5104 if (frp != curfrp) | |
5105 room -= frame_minwidth(frp, NULL); | |
5106 } | |
5107 | |
5108 if (width <= room) | |
5109 break; | |
667 | 5110 if (run == 2 || curfrp->fr_height >= ROWS_AVAIL) |
7 | 5111 { |
5112 if (width > room) | |
5113 width = room; | |
5114 break; | |
5115 } | |
5116 frame_setwidth(curfrp->fr_parent, width | |
5117 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1); | |
5118 } | |
5119 | |
5120 /* | |
5121 * Compute the number of lines we will take from others frames (can be | |
5122 * negative!). | |
5123 */ | |
5124 take = width - curfrp->fr_width; | |
5125 | |
779 | 5126 /* If there is not enough room, also reduce the width of a window |
5127 * with 'winfixwidth' set. */ | |
5128 if (width > room - room_reserved) | |
5129 room_reserved = room - width; | |
5130 /* If there is only a 'winfixwidth' window and making the | |
5131 * window smaller, need to make the other window narrower. */ | |
5132 if (take < 0 && room - curfrp->fr_width < room_reserved) | |
5133 room_reserved = 0; | |
5134 | |
7 | 5135 /* |
5136 * set the current frame to the new width | |
5137 */ | |
779 | 5138 frame_new_width(curfrp, width, FALSE, FALSE); |
7 | 5139 |
5140 /* | |
5141 * First take lines from the frames right of the current frame. If | |
5142 * that is not enough, takes lines from frames left of the current | |
5143 * frame. | |
5144 */ | |
5145 for (run = 0; run < 2; ++run) | |
5146 { | |
5147 if (run == 0) | |
5148 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
5149 else | |
5150 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
5151 while (frp != NULL && take != 0) | |
5152 { | |
5153 w = frame_minwidth(frp, NULL); | |
779 | 5154 if (room_reserved > 0 |
5155 && frp->fr_win != NULL | |
5156 && frp->fr_win->w_p_wfw) | |
7 | 5157 { |
779 | 5158 if (room_reserved >= frp->fr_width) |
5159 room_reserved -= frp->fr_width; | |
5160 else | |
5161 { | |
5162 if (frp->fr_width - room_reserved > take) | |
5163 room_reserved = frp->fr_width - take; | |
5164 take -= frp->fr_width - room_reserved; | |
5165 frame_new_width(frp, room_reserved, FALSE, FALSE); | |
5166 room_reserved = 0; | |
5167 } | |
7 | 5168 } |
5169 else | |
5170 { | |
779 | 5171 if (frp->fr_width - take < w) |
5172 { | |
5173 take -= frp->fr_width - w; | |
5174 frame_new_width(frp, w, FALSE, FALSE); | |
5175 } | |
5176 else | |
5177 { | |
5178 frame_new_width(frp, frp->fr_width - take, | |
5179 FALSE, FALSE); | |
5180 take = 0; | |
5181 } | |
7 | 5182 } |
5183 if (run == 0) | |
5184 frp = frp->fr_next; | |
5185 else | |
5186 frp = frp->fr_prev; | |
5187 } | |
5188 } | |
5189 } | |
5190 } | |
5191 #endif /* FEAT_VERTSPLIT */ | |
5192 | |
5193 /* | |
5194 * Check 'winminheight' for a valid value. | |
5195 */ | |
5196 void | |
5197 win_setminheight() | |
5198 { | |
5199 int room; | |
5200 int first = TRUE; | |
5201 win_T *wp; | |
5202 | |
5203 /* loop until there is a 'winminheight' that is possible */ | |
5204 while (p_wmh > 0) | |
5205 { | |
5206 /* TODO: handle vertical splits */ | |
5207 room = -p_wh; | |
5208 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
5209 room += wp->w_height - p_wmh; | |
5210 if (room >= 0) | |
5211 break; | |
5212 --p_wmh; | |
5213 if (first) | |
5214 { | |
5215 EMSG(_(e_noroom)); | |
5216 first = FALSE; | |
5217 } | |
5218 } | |
5219 } | |
5220 | |
5221 #ifdef FEAT_MOUSE | |
5222 | |
5223 /* | |
5224 * Status line of dragwin is dragged "offset" lines down (negative is up). | |
5225 */ | |
5226 void | |
5227 win_drag_status_line(dragwin, offset) | |
5228 win_T *dragwin; | |
5229 int offset; | |
5230 { | |
5231 frame_T *curfr; | |
5232 frame_T *fr; | |
5233 int room; | |
5234 int row; | |
5235 int up; /* if TRUE, drag status line up, otherwise down */ | |
5236 int n; | |
5237 | |
5238 fr = dragwin->w_frame; | |
5239 curfr = fr; | |
5240 if (fr != topframe) /* more than one window */ | |
5241 { | |
5242 fr = fr->fr_parent; | |
5243 /* When the parent frame is not a column of frames, its parent should | |
5244 * be. */ | |
5245 if (fr->fr_layout != FR_COL) | |
5246 { | |
5247 curfr = fr; | |
5248 if (fr != topframe) /* only a row of windows, may drag statusline */ | |
5249 fr = fr->fr_parent; | |
5250 } | |
5251 } | |
5252 | |
5253 /* If this is the last frame in a column, may want to resize the parent | |
5254 * frame instead (go two up to skip a row of frames). */ | |
5255 while (curfr != topframe && curfr->fr_next == NULL) | |
5256 { | |
5257 if (fr != topframe) | |
5258 fr = fr->fr_parent; | |
5259 curfr = fr; | |
5260 if (fr != topframe) | |
5261 fr = fr->fr_parent; | |
5262 } | |
5263 | |
5264 if (offset < 0) /* drag up */ | |
5265 { | |
5266 up = TRUE; | |
5267 offset = -offset; | |
5268 /* sum up the room of the current frame and above it */ | |
5269 if (fr == curfr) | |
5270 { | |
5271 /* only one window */ | |
5272 room = fr->fr_height - frame_minheight(fr, NULL); | |
5273 } | |
5274 else | |
5275 { | |
5276 room = 0; | |
5277 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5278 { | |
5279 room += fr->fr_height - frame_minheight(fr, NULL); | |
5280 if (fr == curfr) | |
5281 break; | |
5282 } | |
5283 } | |
5284 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5285 } | |
5286 else /* drag down */ | |
5287 { | |
5288 up = FALSE; | |
5289 /* | |
5290 * Only dragging the last status line can reduce p_ch. | |
5291 */ | |
5292 room = Rows - cmdline_row; | |
5293 if (curfr->fr_next == NULL) | |
5294 room -= 1; | |
5295 else | |
5296 room -= p_ch; | |
5297 if (room < 0) | |
5298 room = 0; | |
5299 /* sum up the room of frames below of the current one */ | |
5300 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5301 room += fr->fr_height - frame_minheight(fr, NULL); | |
5302 fr = curfr; /* put fr at window that grows */ | |
5303 } | |
5304 | |
5305 if (room < offset) /* Not enough room */ | |
5306 offset = room; /* Move as far as we can */ | |
5307 if (offset <= 0) | |
5308 return; | |
5309 | |
5310 /* | |
5311 * Grow frame fr by "offset" lines. | |
5312 * Doesn't happen when dragging the last status line up. | |
5313 */ | |
5314 if (fr != NULL) | |
5315 frame_new_height(fr, fr->fr_height + offset, up, FALSE); | |
5316 | |
5317 if (up) | |
5318 fr = curfr; /* current frame gets smaller */ | |
5319 else | |
5320 fr = curfr->fr_next; /* next frame gets smaller */ | |
5321 | |
5322 /* | |
5323 * Now make the other frames smaller. | |
5324 */ | |
5325 while (fr != NULL && offset > 0) | |
5326 { | |
5327 n = frame_minheight(fr, NULL); | |
5328 if (fr->fr_height - offset <= n) | |
5329 { | |
5330 offset -= fr->fr_height - n; | |
5331 frame_new_height(fr, n, !up, FALSE); | |
5332 } | |
5333 else | |
5334 { | |
5335 frame_new_height(fr, fr->fr_height - offset, !up, FALSE); | |
5336 break; | |
5337 } | |
5338 if (up) | |
5339 fr = fr->fr_prev; | |
5340 else | |
5341 fr = fr->fr_next; | |
5342 } | |
5343 row = win_comp_pos(); | |
5344 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
5345 cmdline_row = row; | |
5346 p_ch = Rows - cmdline_row; | |
5347 if (p_ch < 1) | |
5348 p_ch = 1; | |
824 | 5349 curtab->tp_ch_used = p_ch; |
737 | 5350 redraw_all_later(SOME_VALID); |
7 | 5351 showmode(); |
5352 } | |
5353 | |
5354 #ifdef FEAT_VERTSPLIT | |
5355 /* | |
5356 * Separator line of dragwin is dragged "offset" lines right (negative is left). | |
5357 */ | |
5358 void | |
5359 win_drag_vsep_line(dragwin, offset) | |
5360 win_T *dragwin; | |
5361 int offset; | |
5362 { | |
5363 frame_T *curfr; | |
5364 frame_T *fr; | |
5365 int room; | |
5366 int left; /* if TRUE, drag separator line left, otherwise right */ | |
5367 int n; | |
5368 | |
5369 fr = dragwin->w_frame; | |
840 | 5370 if (fr == topframe) /* only one window (cannot happen?) */ |
7 | 5371 return; |
5372 curfr = fr; | |
5373 fr = fr->fr_parent; | |
5374 /* When the parent frame is not a row of frames, its parent should be. */ | |
5375 if (fr->fr_layout != FR_ROW) | |
5376 { | |
5377 if (fr == topframe) /* only a column of windows (cannot happen?) */ | |
5378 return; | |
5379 curfr = fr; | |
5380 fr = fr->fr_parent; | |
5381 } | |
5382 | |
5383 /* If this is the last frame in a row, may want to resize a parent | |
5384 * frame instead. */ | |
5385 while (curfr->fr_next == NULL) | |
5386 { | |
5387 if (fr == topframe) | |
5388 break; | |
5389 curfr = fr; | |
5390 fr = fr->fr_parent; | |
5391 if (fr != topframe) | |
5392 { | |
5393 curfr = fr; | |
5394 fr = fr->fr_parent; | |
5395 } | |
5396 } | |
5397 | |
5398 if (offset < 0) /* drag left */ | |
5399 { | |
5400 left = TRUE; | |
5401 offset = -offset; | |
5402 /* sum up the room of the current frame and left of it */ | |
5403 room = 0; | |
5404 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5405 { | |
5406 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5407 if (fr == curfr) | |
5408 break; | |
5409 } | |
5410 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5411 } | |
5412 else /* drag right */ | |
5413 { | |
5414 left = FALSE; | |
5415 /* sum up the room of frames right of the current one */ | |
5416 room = 0; | |
5417 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5418 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5419 fr = curfr; /* put fr at window that grows */ | |
5420 } | |
5421 | |
5422 if (room < offset) /* Not enough room */ | |
5423 offset = room; /* Move as far as we can */ | |
5424 if (offset <= 0) /* No room at all, quit. */ | |
5425 return; | |
5426 | |
5427 /* grow frame fr by offset lines */ | |
779 | 5428 frame_new_width(fr, fr->fr_width + offset, left, FALSE); |
7 | 5429 |
5430 /* shrink other frames: current and at the left or at the right */ | |
5431 if (left) | |
5432 fr = curfr; /* current frame gets smaller */ | |
5433 else | |
5434 fr = curfr->fr_next; /* next frame gets smaller */ | |
5435 | |
5436 while (fr != NULL && offset > 0) | |
5437 { | |
5438 n = frame_minwidth(fr, NULL); | |
5439 if (fr->fr_width - offset <= n) | |
5440 { | |
5441 offset -= fr->fr_width - n; | |
779 | 5442 frame_new_width(fr, n, !left, FALSE); |
7 | 5443 } |
5444 else | |
5445 { | |
779 | 5446 frame_new_width(fr, fr->fr_width - offset, !left, FALSE); |
7 | 5447 break; |
5448 } | |
5449 if (left) | |
5450 fr = fr->fr_prev; | |
5451 else | |
5452 fr = fr->fr_next; | |
5453 } | |
5454 (void)win_comp_pos(); | |
5455 redraw_all_later(NOT_VALID); | |
5456 } | |
5457 #endif /* FEAT_VERTSPLIT */ | |
5458 #endif /* FEAT_MOUSE */ | |
5459 | |
5460 #endif /* FEAT_WINDOWS */ | |
5461 | |
5462 /* | |
5463 * Set the height of a window. | |
5464 * This takes care of the things inside the window, not what happens to the | |
5465 * window position, the frame or to other windows. | |
5466 */ | |
5467 static void | |
5468 win_new_height(wp, height) | |
5469 win_T *wp; | |
5470 int height; | |
5471 { | |
5472 linenr_T lnum; | |
5473 int sline, line_size; | |
5474 #define FRACTION_MULT 16384L | |
5475 | |
5476 /* Don't want a negative height. Happens when splitting a tiny window. | |
5477 * Will equalize heights soon to fix it. */ | |
5478 if (height < 0) | |
5479 height = 0; | |
826 | 5480 if (wp->w_height == height) |
5481 return; /* nothing to do */ | |
7 | 5482 |
5483 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0) | |
5484 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT | |
5485 + FRACTION_MULT / 2) / (long)wp->w_height; | |
5486 | |
5487 wp->w_height = height; | |
5488 wp->w_skipcol = 0; | |
5489 | |
5490 /* Don't change w_topline when height is zero. Don't set w_topline when | |
5491 * 'scrollbind' is set and this isn't the current window. */ | |
5492 if (height > 0 | |
5493 #ifdef FEAT_SCROLLBIND | |
5494 && (!wp->w_p_scb || wp == curwin) | |
5495 #endif | |
5496 ) | |
5497 { | |
47 | 5498 /* |
5499 * Find a value for w_topline that shows the cursor at the same | |
5500 * relative position in the window as before (more or less). | |
5501 */ | |
7 | 5502 lnum = wp->w_cursor.lnum; |
5503 if (lnum < 1) /* can happen when starting up */ | |
5504 lnum = 1; | |
5505 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT; | |
5506 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1; | |
5507 sline = wp->w_wrow - line_size; | |
1023 | 5508 |
5509 if (sline >= 0) | |
5510 { | |
5511 /* Make sure the whole cursor line is visible, if possible. */ | |
5512 int rows = plines_win(wp, lnum, FALSE); | |
5513 | |
5514 if (sline > wp->w_height - rows) | |
5515 { | |
5516 sline = wp->w_height - rows; | |
5517 wp->w_wrow -= rows - line_size; | |
5518 } | |
5519 } | |
5520 | |
7 | 5521 if (sline < 0) |
5522 { | |
5523 /* | |
5524 * Cursor line would go off top of screen if w_wrow was this high. | |
1023 | 5525 * Make cursor line the first line in the window. If not enough |
5526 * room use w_skipcol; | |
7 | 5527 */ |
5528 wp->w_wrow = line_size; | |
1023 | 5529 if (wp->w_wrow >= wp->w_height |
5530 && (W_WIDTH(wp) - win_col_off(wp)) > 0) | |
5531 { | |
5532 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp); | |
5533 --wp->w_wrow; | |
5534 while (wp->w_wrow >= wp->w_height) | |
5535 { | |
5536 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp) | |
5537 + win_col_off2(wp); | |
5538 --wp->w_wrow; | |
5539 } | |
5540 } | |
7 | 5541 } |
5542 else | |
5543 { | |
1023 | 5544 while (sline > 0 && lnum > 1) |
7 | 5545 { |
5546 #ifdef FEAT_FOLDING | |
5547 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL); | |
5548 if (lnum == 1) | |
5549 { | |
5550 /* first line in buffer is folded */ | |
5551 line_size = 1; | |
5552 --sline; | |
5553 break; | |
5554 } | |
5555 #endif | |
5556 --lnum; | |
5557 #ifdef FEAT_DIFF | |
5558 if (lnum == wp->w_topline) | |
5559 line_size = plines_win_nofill(wp, lnum, TRUE) | |
5560 + wp->w_topfill; | |
5561 else | |
5562 #endif | |
5563 line_size = plines_win(wp, lnum, TRUE); | |
5564 sline -= line_size; | |
5565 } | |
47 | 5566 |
7 | 5567 if (sline < 0) |
5568 { | |
5569 /* | |
5570 * Line we want at top would go off top of screen. Use next | |
5571 * line instead. | |
5572 */ | |
5573 #ifdef FEAT_FOLDING | |
5574 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL); | |
5575 #endif | |
5576 lnum++; | |
5577 wp->w_wrow -= line_size + sline; | |
5578 } | |
5579 else if (sline > 0) | |
5580 { | |
5581 /* First line of file reached, use that as topline. */ | |
5582 lnum = 1; | |
5583 wp->w_wrow -= sline; | |
5584 } | |
5585 } | |
5586 set_topline(wp, lnum); | |
5587 } | |
5588 | |
5589 if (wp == curwin) | |
5590 { | |
5591 if (p_so) | |
5592 update_topline(); | |
5593 curs_columns(FALSE); /* validate w_wrow */ | |
5594 } | |
5595 wp->w_prev_fraction_row = wp->w_wrow; | |
5596 | |
5597 win_comp_scroll(wp); | |
737 | 5598 redraw_win_later(wp, SOME_VALID); |
7 | 5599 #ifdef FEAT_WINDOWS |
5600 wp->w_redr_status = TRUE; | |
5601 #endif | |
5602 invalidate_botline_win(wp); | |
5603 } | |
5604 | |
5605 #ifdef FEAT_VERTSPLIT | |
5606 /* | |
5607 * Set the width of a window. | |
5608 */ | |
5609 static void | |
5610 win_new_width(wp, width) | |
5611 win_T *wp; | |
5612 int width; | |
5613 { | |
5614 wp->w_width = width; | |
5615 wp->w_lines_valid = 0; | |
5616 changed_line_abv_curs_win(wp); | |
5617 invalidate_botline_win(wp); | |
5618 if (wp == curwin) | |
5619 { | |
5620 update_topline(); | |
5621 curs_columns(TRUE); /* validate w_wrow */ | |
5622 } | |
5623 redraw_win_later(wp, NOT_VALID); | |
5624 wp->w_redr_status = TRUE; | |
5625 } | |
5626 #endif | |
5627 | |
5628 void | |
5629 win_comp_scroll(wp) | |
5630 win_T *wp; | |
5631 { | |
5632 wp->w_p_scr = ((unsigned)wp->w_height >> 1); | |
5633 if (wp->w_p_scr == 0) | |
5634 wp->w_p_scr = 1; | |
5635 } | |
5636 | |
5637 /* | |
5638 * command_height: called whenever p_ch has been changed | |
5639 */ | |
5640 void | |
824 | 5641 command_height() |
7 | 5642 { |
5643 #ifdef FEAT_WINDOWS | |
5644 int h; | |
5645 frame_T *frp; | |
824 | 5646 int old_p_ch = curtab->tp_ch_used; |
5647 | |
5648 /* Use the value of p_ch that we remembered. This is needed for when the | |
5649 * GUI starts up, we can't be sure in what order things happen. And when | |
5650 * p_ch was changed in another tab page. */ | |
5651 curtab->tp_ch_used = p_ch; | |
170 | 5652 |
7 | 5653 /* Find bottom frame with width of screen. */ |
5654 frp = lastwin->w_frame; | |
5655 # ifdef FEAT_VERTSPLIT | |
5656 while (frp->fr_width != Columns && frp->fr_parent != NULL) | |
5657 frp = frp->fr_parent; | |
5658 # endif | |
5659 | |
5660 /* Avoid changing the height of a window with 'winfixheight' set. */ | |
5661 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF | |
5662 && frp->fr_win->w_p_wfh) | |
5663 frp = frp->fr_prev; | |
5664 | |
5665 if (starting != NO_SCREEN) | |
5666 { | |
5667 cmdline_row = Rows - p_ch; | |
5668 | |
5669 if (p_ch > old_p_ch) /* p_ch got bigger */ | |
5670 { | |
5671 while (p_ch > old_p_ch) | |
5672 { | |
5673 if (frp == NULL) | |
5674 { | |
5675 EMSG(_(e_noroom)); | |
5676 p_ch = old_p_ch; | |
1404 | 5677 curtab->tp_ch_used = p_ch; |
7 | 5678 cmdline_row = Rows - p_ch; |
5679 break; | |
5680 } | |
5681 h = frp->fr_height - frame_minheight(frp, NULL); | |
5682 if (h > p_ch - old_p_ch) | |
5683 h = p_ch - old_p_ch; | |
5684 old_p_ch += h; | |
5685 frame_add_height(frp, -h); | |
5686 frp = frp->fr_prev; | |
5687 } | |
5688 | |
5689 /* Recompute window positions. */ | |
5690 (void)win_comp_pos(); | |
5691 | |
5692 /* clear the lines added to cmdline */ | |
5693 if (full_screen) | |
5694 screen_fill((int)(cmdline_row), (int)Rows, 0, | |
5695 (int)Columns, ' ', ' ', 0); | |
5696 msg_row = cmdline_row; | |
5697 redraw_cmdline = TRUE; | |
5698 return; | |
5699 } | |
5700 | |
5701 if (msg_row < cmdline_row) | |
5702 msg_row = cmdline_row; | |
5703 redraw_cmdline = TRUE; | |
5704 } | |
5705 frame_add_height(frp, (int)(old_p_ch - p_ch)); | |
5706 | |
5707 /* Recompute window positions. */ | |
5708 if (frp != lastwin->w_frame) | |
5709 (void)win_comp_pos(); | |
5710 #else | |
5711 cmdline_row = Rows - p_ch; | |
824 | 5712 win_setheight(cmdline_row); |
7 | 5713 #endif |
5714 } | |
5715 | |
5716 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
5717 /* | |
5718 * Resize frame "frp" to be "n" lines higher (negative for less high). | |
5719 * Also resize the frames it is contained in. | |
5720 */ | |
5721 static void | |
5722 frame_add_height(frp, n) | |
5723 frame_T *frp; | |
5724 int n; | |
5725 { | |
5726 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE); | |
5727 for (;;) | |
5728 { | |
5729 frp = frp->fr_parent; | |
5730 if (frp == NULL) | |
5731 break; | |
5732 frp->fr_height += n; | |
5733 } | |
5734 } | |
5735 | |
5736 /* | |
5737 * Add or remove a status line for the bottom window(s), according to the | |
5738 * value of 'laststatus'. | |
5739 */ | |
5740 void | |
5741 last_status(morewin) | |
5742 int morewin; /* pretend there are two or more windows */ | |
5743 { | |
5744 /* Don't make a difference between horizontal or vertical split. */ | |
5745 last_status_rec(topframe, (p_ls == 2 | |
5746 || (p_ls == 1 && (morewin || lastwin != firstwin)))); | |
5747 } | |
5748 | |
5749 static void | |
5750 last_status_rec(fr, statusline) | |
5751 frame_T *fr; | |
5752 int statusline; | |
5753 { | |
5754 frame_T *fp; | |
5755 win_T *wp; | |
5756 | |
5757 if (fr->fr_layout == FR_LEAF) | |
5758 { | |
5759 wp = fr->fr_win; | |
5760 if (wp->w_status_height != 0 && !statusline) | |
5761 { | |
5762 /* remove status line */ | |
5763 win_new_height(wp, wp->w_height + 1); | |
5764 wp->w_status_height = 0; | |
5765 comp_col(); | |
5766 } | |
5767 else if (wp->w_status_height == 0 && statusline) | |
5768 { | |
5769 /* Find a frame to take a line from. */ | |
5770 fp = fr; | |
5771 while (fp->fr_height <= frame_minheight(fp, NULL)) | |
5772 { | |
5773 if (fp == topframe) | |
5774 { | |
5775 EMSG(_(e_noroom)); | |
5776 return; | |
5777 } | |
5778 /* In a column of frames: go to frame above. If already at | |
5779 * the top or in a row of frames: go to parent. */ | |
5780 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL) | |
5781 fp = fp->fr_prev; | |
5782 else | |
5783 fp = fp->fr_parent; | |
5784 } | |
5785 wp->w_status_height = 1; | |
5786 if (fp != fr) | |
5787 { | |
5788 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE); | |
5789 frame_fix_height(wp); | |
5790 (void)win_comp_pos(); | |
5791 } | |
5792 else | |
5793 win_new_height(wp, wp->w_height - 1); | |
5794 comp_col(); | |
737 | 5795 redraw_all_later(SOME_VALID); |
7 | 5796 } |
5797 } | |
5798 #ifdef FEAT_VERTSPLIT | |
5799 else if (fr->fr_layout == FR_ROW) | |
5800 { | |
5801 /* vertically split windows, set status line for each one */ | |
5802 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next) | |
5803 last_status_rec(fp, statusline); | |
5804 } | |
5805 #endif | |
5806 else | |
5807 { | |
5808 /* horizontally split window, set status line for last one */ | |
5809 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
5810 ; | |
5811 last_status_rec(fp, statusline); | |
5812 } | |
5813 } | |
5814 | |
667 | 5815 /* |
668 | 5816 * Return the number of lines used by the tab page line. |
667 | 5817 */ |
5818 int | |
685 | 5819 tabline_height() |
667 | 5820 { |
685 | 5821 #ifdef FEAT_GUI_TABLINE |
5822 /* When the GUI has the tabline then this always returns zero. */ | |
5823 if (gui_use_tabline()) | |
5824 return 0; | |
5825 #endif | |
675 | 5826 switch (p_stal) |
668 | 5827 { |
5828 case 0: return 0; | |
5829 case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1; | |
5830 } | |
667 | 5831 return 1; |
5832 } | |
5833 | |
7 | 5834 #endif /* FEAT_WINDOWS */ |
5835 | |
5836 #if defined(FEAT_SEARCHPATH) || defined(PROTO) | |
5837 /* | |
344 | 5838 * Get the file name at the cursor. |
5839 * If Visual mode is active, use the selected text if it's in one line. | |
5840 * Returns the name in allocated memory, NULL for failure. | |
5841 */ | |
5842 char_u * | |
681 | 5843 grab_file_name(count, file_lnum) |
5844 long count; | |
5845 linenr_T *file_lnum; | |
344 | 5846 { |
5847 # ifdef FEAT_VISUAL | |
5848 if (VIsual_active) | |
5849 { | |
5850 int len; | |
5851 char_u *ptr; | |
5852 | |
5853 if (get_visual_text(NULL, &ptr, &len) == FAIL) | |
5854 return NULL; | |
5855 return find_file_name_in_path(ptr, len, | |
5856 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname); | |
5857 } | |
5858 # endif | |
681 | 5859 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count, |
5860 file_lnum); | |
5861 | |
344 | 5862 } |
5863 | |
5864 /* | |
7 | 5865 * Return the file name under or after the cursor. |
5866 * | |
5867 * The 'path' option is searched if the file name is not absolute. | |
5868 * The string returned has been alloc'ed and should be freed by the caller. | |
5869 * NULL is returned if the file name or file is not found. | |
5870 * | |
5871 * options: | |
5872 * FNAME_MESS give error messages | |
5873 * FNAME_EXP expand to path | |
5874 * FNAME_HYP check for hypertext link | |
5875 * FNAME_INCL apply "includeexpr" | |
5876 */ | |
5877 char_u * | |
681 | 5878 file_name_at_cursor(options, count, file_lnum) |
5879 int options; | |
5880 long count; | |
5881 linenr_T *file_lnum; | |
7 | 5882 { |
5883 return file_name_in_line(ml_get_curline(), | |
681 | 5884 curwin->w_cursor.col, options, count, curbuf->b_ffname, |
5885 file_lnum); | |
7 | 5886 } |
5887 | |
5888 /* | |
5889 * Return the name of the file under or after ptr[col]. | |
5890 * Otherwise like file_name_at_cursor(). | |
5891 */ | |
5892 char_u * | |
681 | 5893 file_name_in_line(line, col, options, count, rel_fname, file_lnum) |
7 | 5894 char_u *line; |
5895 int col; | |
5896 int options; | |
5897 long count; | |
5898 char_u *rel_fname; /* file we are searching relative to */ | |
681 | 5899 linenr_T *file_lnum; /* line number after the file name */ |
7 | 5900 { |
5901 char_u *ptr; | |
5902 int len; | |
5903 | |
5904 /* | |
5905 * search forward for what could be the start of a file name | |
5906 */ | |
5907 ptr = line + col; | |
5908 while (*ptr != NUL && !vim_isfilec(*ptr)) | |
345 | 5909 mb_ptr_adv(ptr); |
7 | 5910 if (*ptr == NUL) /* nothing found */ |
5911 { | |
5912 if (options & FNAME_MESS) | |
5913 EMSG(_("E446: No file name under cursor")); | |
5914 return NULL; | |
5915 } | |
5916 | |
5917 /* | |
5918 * Search backward for first char of the file name. | |
5919 * Go one char back to ":" before "//" even when ':' is not in 'isfname'. | |
5920 */ | |
5921 while (ptr > line) | |
5922 { | |
5923 #ifdef FEAT_MBYTE | |
5924 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0) | |
5925 ptr -= len + 1; | |
5926 else | |
5927 #endif | |
5928 if (vim_isfilec(ptr[-1]) | |
5929 || ((options & FNAME_HYP) && path_is_url(ptr - 1))) | |
5930 --ptr; | |
5931 else | |
5932 break; | |
5933 } | |
5934 | |
5935 /* | |
5936 * Search forward for the last char of the file name. | |
5937 * Also allow "://" when ':' is not in 'isfname'. | |
5938 */ | |
5939 len = 0; | |
5940 while (vim_isfilec(ptr[len]) | |
5941 || ((options & FNAME_HYP) && path_is_url(ptr + len))) | |
5942 #ifdef FEAT_MBYTE | |
5943 if (has_mbyte) | |
474 | 5944 len += (*mb_ptr2len)(ptr + len); |
7 | 5945 else |
5946 #endif | |
5947 ++len; | |
5948 | |
5949 /* | |
5950 * If there is trailing punctuation, remove it. | |
5951 * But don't remove "..", could be a directory name. | |
5952 */ | |
5953 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL | |
5954 && ptr[len - 2] != '.') | |
5955 --len; | |
5956 | |
681 | 5957 if (file_lnum != NULL) |
5958 { | |
5959 char_u *p; | |
5960 | |
5961 /* Get the number after the file name and a separator character */ | |
5962 p = ptr + len; | |
5963 p = skipwhite(p); | |
5964 if (*p != NUL) | |
5965 { | |
5966 if (!isdigit(*p)) | |
5967 ++p; /* skip the separator */ | |
5968 p = skipwhite(p); | |
5969 if (isdigit(*p)) | |
5970 *file_lnum = (int)getdigits(&p); | |
5971 } | |
5972 } | |
5973 | |
7 | 5974 return find_file_name_in_path(ptr, len, options, count, rel_fname); |
5975 } | |
5976 | |
5977 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
5978 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len)); | |
5979 | |
5980 static char_u * | |
5981 eval_includeexpr(ptr, len) | |
5982 char_u *ptr; | |
5983 int len; | |
5984 { | |
5985 char_u *res; | |
5986 | |
5987 set_vim_var_string(VV_FNAME, ptr, len); | |
633 | 5988 res = eval_to_string_safe(curbuf->b_p_inex, NULL, |
681 | 5989 was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL)); |
7 | 5990 set_vim_var_string(VV_FNAME, NULL, 0); |
5991 return res; | |
5992 } | |
5993 #endif | |
5994 | |
5995 /* | |
5996 * Return the name of the file ptr[len] in 'path'. | |
5997 * Otherwise like file_name_at_cursor(). | |
5998 */ | |
5999 char_u * | |
6000 find_file_name_in_path(ptr, len, options, count, rel_fname) | |
6001 char_u *ptr; | |
6002 int len; | |
6003 int options; | |
6004 long count; | |
6005 char_u *rel_fname; /* file we are searching relative to */ | |
6006 { | |
6007 char_u *file_name; | |
6008 int c; | |
6009 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6010 char_u *tofree = NULL; | |
6011 | |
6012 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
6013 { | |
6014 tofree = eval_includeexpr(ptr, len); | |
6015 if (tofree != NULL) | |
6016 { | |
6017 ptr = tofree; | |
6018 len = (int)STRLEN(ptr); | |
6019 } | |
6020 } | |
6021 # endif | |
6022 | |
6023 if (options & FNAME_EXP) | |
6024 { | |
6025 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
6026 TRUE, rel_fname); | |
6027 | |
6028 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6029 /* | |
6030 * If the file could not be found in a normal way, try applying | |
6031 * 'includeexpr' (unless done already). | |
6032 */ | |
6033 if (file_name == NULL | |
6034 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
6035 { | |
6036 tofree = eval_includeexpr(ptr, len); | |
6037 if (tofree != NULL) | |
6038 { | |
6039 ptr = tofree; | |
6040 len = (int)STRLEN(ptr); | |
6041 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
6042 TRUE, rel_fname); | |
6043 } | |
6044 } | |
6045 # endif | |
6046 if (file_name == NULL && (options & FNAME_MESS)) | |
6047 { | |
6048 c = ptr[len]; | |
6049 ptr[len] = NUL; | |
6050 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr); | |
6051 ptr[len] = c; | |
6052 } | |
6053 | |
6054 /* Repeat finding the file "count" times. This matters when it | |
6055 * appears several times in the path. */ | |
6056 while (file_name != NULL && --count > 0) | |
6057 { | |
6058 vim_free(file_name); | |
6059 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname); | |
6060 } | |
6061 } | |
6062 else | |
6063 file_name = vim_strnsave(ptr, len); | |
6064 | |
6065 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6066 vim_free(tofree); | |
6067 # endif | |
6068 | |
6069 return file_name; | |
6070 } | |
6071 #endif /* FEAT_SEARCHPATH */ | |
6072 | |
6073 /* | |
6074 * Check if the "://" of a URL is at the pointer, return URL_SLASH. | |
6075 * Also check for ":\\", which MS Internet Explorer accepts, return | |
6076 * URL_BACKSLASH. | |
6077 */ | |
6078 static int | |
6079 path_is_url(p) | |
6080 char_u *p; | |
6081 { | |
6082 if (STRNCMP(p, "://", (size_t)3) == 0) | |
6083 return URL_SLASH; | |
6084 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0) | |
6085 return URL_BACKSLASH; | |
6086 return 0; | |
6087 } | |
6088 | |
6089 /* | |
6090 * Check if "fname" starts with "name://". Return URL_SLASH if it does. | |
6091 * Return URL_BACKSLASH for "name:\\". | |
6092 * Return zero otherwise. | |
6093 */ | |
6094 int | |
6095 path_with_url(fname) | |
6096 char_u *fname; | |
6097 { | |
6098 char_u *p; | |
6099 | |
6100 for (p = fname; isalpha(*p); ++p) | |
6101 ; | |
6102 return path_is_url(p); | |
6103 } | |
6104 | |
6105 /* | |
6106 * Return TRUE if "name" is a full (absolute) path name or URL. | |
6107 */ | |
6108 int | |
6109 vim_isAbsName(name) | |
6110 char_u *name; | |
6111 { | |
6112 return (path_with_url(name) != 0 || mch_isFullName(name)); | |
6113 } | |
6114 | |
6115 /* | |
592 | 6116 * Get absolute file name into buffer "buf[len]". |
7 | 6117 * |
6118 * return FAIL for failure, OK otherwise | |
6119 */ | |
6120 int | |
6121 vim_FullName(fname, buf, len, force) | |
6122 char_u *fname, *buf; | |
6123 int len; | |
592 | 6124 int force; /* force expansion even when already absolute */ |
7 | 6125 { |
6126 int retval = OK; | |
6127 int url; | |
6128 | |
6129 *buf = NUL; | |
6130 if (fname == NULL) | |
6131 return FAIL; | |
6132 | |
6133 url = path_with_url(fname); | |
6134 if (!url) | |
6135 retval = mch_FullName(fname, buf, len, force); | |
6136 if (url || retval == FAIL) | |
6137 { | |
6138 /* something failed; use the file name (truncate when too long) */ | |
416 | 6139 vim_strncpy(buf, fname, len - 1); |
7 | 6140 } |
6141 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN) | |
6142 slash_adjust(buf); | |
6143 #endif | |
6144 return retval; | |
6145 } | |
6146 | |
6147 /* | |
6148 * Return the minimal number of rows that is needed on the screen to display | |
6149 * the current number of windows. | |
6150 */ | |
6151 int | |
6152 min_rows() | |
6153 { | |
6154 int total; | |
671 | 6155 #ifdef FEAT_WINDOWS |
6156 tabpage_T *tp; | |
6157 int n; | |
6158 #endif | |
7 | 6159 |
6160 if (firstwin == NULL) /* not initialized yet */ | |
6161 return MIN_LINES; | |
6162 | |
6163 #ifdef FEAT_WINDOWS | |
671 | 6164 total = 0; |
6165 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
6166 { | |
6167 n = frame_minheight(tp->tp_topframe, NULL); | |
6168 if (total < n) | |
6169 total = n; | |
6170 } | |
685 | 6171 total += tabline_height(); |
7 | 6172 #else |
671 | 6173 total = 1; /* at least one window should have a line! */ |
7 | 6174 #endif |
671 | 6175 total += 1; /* count the room for the command line */ |
7 | 6176 return total; |
6177 } | |
6178 | |
6179 /* | |
672 | 6180 * Return TRUE if there is only one window (in the current tab page), not |
6181 * counting a help or preview window, unless it is the current window. | |
1906 | 6182 * Does not count "aucmd_win". |
7 | 6183 */ |
6184 int | |
6185 only_one_window() | |
6186 { | |
6187 #ifdef FEAT_WINDOWS | |
6188 int count = 0; | |
6189 win_T *wp; | |
6190 | |
667 | 6191 /* If there is another tab page there always is another window. */ |
6192 if (first_tabpage->tp_next != NULL) | |
6193 return FALSE; | |
6194 | |
7 | 6195 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
1906 | 6196 if ((!((wp->w_buffer->b_help && !curbuf->b_help) |
7 | 6197 # ifdef FEAT_QUICKFIX |
6198 || wp->w_p_pvw | |
6199 # endif | |
6200 ) || wp == curwin) | |
1906 | 6201 # ifdef FEAT_AUTOCMD |
6202 && wp != aucmd_win | |
6203 # endif | |
6204 ) | |
7 | 6205 ++count; |
6206 return (count <= 1); | |
6207 #else | |
6208 return TRUE; | |
6209 #endif | |
6210 } | |
6211 | |
6212 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO) | |
6213 /* | |
6214 * Correct the cursor line number in other windows. Used after changing the | |
6215 * current buffer, and before applying autocommands. | |
6216 * When "do_curwin" is TRUE, also check current window. | |
6217 */ | |
6218 void | |
6219 check_lnums(do_curwin) | |
6220 int do_curwin; | |
6221 { | |
6222 win_T *wp; | |
6223 | |
6224 #ifdef FEAT_WINDOWS | |
671 | 6225 tabpage_T *tp; |
6226 | |
6227 FOR_ALL_TAB_WINDOWS(tp, wp) | |
7 | 6228 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf) |
6229 #else | |
6230 wp = curwin; | |
6231 if (do_curwin) | |
6232 #endif | |
6233 { | |
6234 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
6235 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
6236 if (wp->w_topline > curbuf->b_ml.ml_line_count) | |
6237 wp->w_topline = curbuf->b_ml.ml_line_count; | |
6238 } | |
6239 } | |
6240 #endif | |
6241 | |
6242 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
6243 | |
6244 /* | |
6245 * A snapshot of the window sizes, to restore them after closing the help | |
6246 * window. | |
6247 * Only these fields are used: | |
6248 * fr_layout | |
6249 * fr_width | |
6250 * fr_height | |
6251 * fr_next | |
6252 * fr_child | |
6253 * fr_win (only valid for the old curwin, NULL otherwise) | |
6254 */ | |
6255 | |
6256 /* | |
6257 * Create a snapshot of the current frame sizes. | |
6258 */ | |
1906 | 6259 void |
6260 make_snapshot(idx) | |
6261 int idx; | |
7 | 6262 { |
1906 | 6263 clear_snapshot(curtab, idx); |
6264 make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]); | |
7 | 6265 } |
6266 | |
6267 static void | |
6268 make_snapshot_rec(fr, frp) | |
6269 frame_T *fr; | |
6270 frame_T **frp; | |
6271 { | |
6272 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
6273 if (*frp == NULL) | |
6274 return; | |
6275 (*frp)->fr_layout = fr->fr_layout; | |
6276 # ifdef FEAT_VERTSPLIT | |
6277 (*frp)->fr_width = fr->fr_width; | |
6278 # endif | |
6279 (*frp)->fr_height = fr->fr_height; | |
6280 if (fr->fr_next != NULL) | |
6281 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next)); | |
6282 if (fr->fr_child != NULL) | |
6283 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child)); | |
6284 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin) | |
6285 (*frp)->fr_win = curwin; | |
6286 } | |
6287 | |
6288 /* | |
6289 * Remove any existing snapshot. | |
6290 */ | |
6291 static void | |
1906 | 6292 clear_snapshot(tp, idx) |
675 | 6293 tabpage_T *tp; |
1906 | 6294 int idx; |
7 | 6295 { |
1906 | 6296 clear_snapshot_rec(tp->tp_snapshot[idx]); |
6297 tp->tp_snapshot[idx] = NULL; | |
7 | 6298 } |
6299 | |
6300 static void | |
6301 clear_snapshot_rec(fr) | |
6302 frame_T *fr; | |
6303 { | |
6304 if (fr != NULL) | |
6305 { | |
6306 clear_snapshot_rec(fr->fr_next); | |
6307 clear_snapshot_rec(fr->fr_child); | |
6308 vim_free(fr); | |
6309 } | |
6310 } | |
6311 | |
6312 /* | |
6313 * Restore a previously created snapshot, if there is any. | |
6314 * This is only done if the screen size didn't change and the window layout is | |
6315 * still the same. | |
6316 */ | |
1906 | 6317 void |
6318 restore_snapshot(idx, close_curwin) | |
6319 int idx; | |
7 | 6320 int close_curwin; /* closing current window */ |
6321 { | |
6322 win_T *wp; | |
6323 | |
1906 | 6324 if (curtab->tp_snapshot[idx] != NULL |
7 | 6325 # ifdef FEAT_VERTSPLIT |
1906 | 6326 && curtab->tp_snapshot[idx]->fr_width == topframe->fr_width |
7 | 6327 # endif |
1906 | 6328 && curtab->tp_snapshot[idx]->fr_height == topframe->fr_height |
6329 && check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK) | |
6330 { | |
6331 wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe); | |
7 | 6332 win_comp_pos(); |
6333 if (wp != NULL && close_curwin) | |
6334 win_goto(wp); | |
6335 redraw_all_later(CLEAR); | |
6336 } | |
1906 | 6337 clear_snapshot(curtab, idx); |
7 | 6338 } |
6339 | |
6340 /* | |
6341 * Check if frames "sn" and "fr" have the same layout, same following frames | |
6342 * and same children. | |
6343 */ | |
6344 static int | |
6345 check_snapshot_rec(sn, fr) | |
6346 frame_T *sn; | |
6347 frame_T *fr; | |
6348 { | |
6349 if (sn->fr_layout != fr->fr_layout | |
6350 || (sn->fr_next == NULL) != (fr->fr_next == NULL) | |
6351 || (sn->fr_child == NULL) != (fr->fr_child == NULL) | |
6352 || (sn->fr_next != NULL | |
6353 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL) | |
6354 || (sn->fr_child != NULL | |
6355 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)) | |
6356 return FAIL; | |
6357 return OK; | |
6358 } | |
6359 | |
6360 /* | |
6361 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all | |
6362 * following frames and children. | |
6363 * Returns a pointer to the old current window, or NULL. | |
6364 */ | |
6365 static win_T * | |
6366 restore_snapshot_rec(sn, fr) | |
6367 frame_T *sn; | |
6368 frame_T *fr; | |
6369 { | |
6370 win_T *wp = NULL; | |
6371 win_T *wp2; | |
6372 | |
6373 fr->fr_height = sn->fr_height; | |
6374 # ifdef FEAT_VERTSPLIT | |
6375 fr->fr_width = sn->fr_width; | |
6376 # endif | |
6377 if (fr->fr_layout == FR_LEAF) | |
6378 { | |
6379 frame_new_height(fr, fr->fr_height, FALSE, FALSE); | |
6380 # ifdef FEAT_VERTSPLIT | |
779 | 6381 frame_new_width(fr, fr->fr_width, FALSE, FALSE); |
7 | 6382 # endif |
6383 wp = sn->fr_win; | |
6384 } | |
6385 if (sn->fr_next != NULL) | |
6386 { | |
6387 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next); | |
6388 if (wp2 != NULL) | |
6389 wp = wp2; | |
6390 } | |
6391 if (sn->fr_child != NULL) | |
6392 { | |
6393 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child); | |
6394 if (wp2 != NULL) | |
6395 wp = wp2; | |
6396 } | |
6397 return wp; | |
6398 } | |
6399 | |
6400 #endif | |
6401 | |
6402 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO) | |
6403 /* | |
6404 * Return TRUE if there is any vertically split window. | |
6405 */ | |
6406 int | |
6407 win_hasvertsplit() | |
6408 { | |
6409 frame_T *fr; | |
6410 | |
6411 if (topframe->fr_layout == FR_ROW) | |
6412 return TRUE; | |
6413 | |
6414 if (topframe->fr_layout == FR_COL) | |
6415 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next) | |
6416 if (fr->fr_layout == FR_ROW) | |
6417 return TRUE; | |
6418 | |
6419 return FALSE; | |
6420 } | |
6421 #endif | |
1326 | 6422 |
6423 #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
6424 /* | |
6425 * Add match to the match list of window 'wp'. The pattern 'pat' will be | |
1698 | 6426 * highlighted with the group 'grp' with priority 'prio'. |
1326 | 6427 * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). |
6428 * If no particular ID is desired, -1 must be specified for 'id'. | |
6429 * Return ID of added match, -1 on failure. | |
6430 */ | |
6431 int | |
6432 match_add(wp, grp, pat, prio, id) | |
6433 win_T *wp; | |
6434 char_u *grp; | |
6435 char_u *pat; | |
6436 int prio; | |
6437 int id; | |
6438 { | |
6439 matchitem_T *cur; | |
6440 matchitem_T *prev; | |
6441 matchitem_T *m; | |
6442 int hlg_id; | |
1338 | 6443 regprog_T *regprog; |
1326 | 6444 |
6445 if (*grp == NUL || *pat == NUL) | |
6446 return -1; | |
6447 if (id < -1 || id == 0) | |
6448 { | |
6449 EMSGN("E799: Invalid ID: %ld (must be greater than or equal to 1)", id); | |
6450 return -1; | |
6451 } | |
6452 if (id != -1) | |
6453 { | |
6454 cur = wp->w_match_head; | |
6455 while (cur != NULL) | |
6456 { | |
6457 if (cur->id == id) | |
6458 { | |
6459 EMSGN("E801: ID already taken: %ld", id); | |
6460 return -1; | |
6461 } | |
6462 cur = cur->next; | |
6463 } | |
6464 } | |
1570 | 6465 if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) |
1326 | 6466 { |
6467 EMSG2(_(e_nogroup), grp); | |
6468 return -1; | |
6469 } | |
1338 | 6470 if ((regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) |
1326 | 6471 { |
6472 EMSG2(_(e_invarg2), pat); | |
6473 return -1; | |
6474 } | |
6475 | |
6476 /* Find available match ID. */ | |
6477 while (id == -1) | |
6478 { | |
6479 cur = wp->w_match_head; | |
6480 while (cur != NULL && cur->id != wp->w_next_match_id) | |
6481 cur = cur->next; | |
6482 if (cur == NULL) | |
6483 id = wp->w_next_match_id; | |
6484 wp->w_next_match_id++; | |
6485 } | |
6486 | |
6487 /* Build new match. */ | |
6488 m = (matchitem_T *)alloc(sizeof(matchitem_T)); | |
6489 m->id = id; | |
6490 m->priority = prio; | |
6491 m->pattern = vim_strsave(pat); | |
6492 m->hlg_id = hlg_id; | |
1338 | 6493 m->match.regprog = regprog; |
6494 m->match.rmm_ic = FALSE; | |
6495 m->match.rmm_maxcol = 0; | |
1326 | 6496 |
6497 /* Insert new match. The match list is in ascending order with regard to | |
6498 * the match priorities. */ | |
6499 cur = wp->w_match_head; | |
6500 prev = cur; | |
6501 while (cur != NULL && prio >= cur->priority) | |
6502 { | |
6503 prev = cur; | |
6504 cur = cur->next; | |
6505 } | |
6506 if (cur == prev) | |
6507 wp->w_match_head = m; | |
6508 else | |
6509 prev->next = m; | |
6510 m->next = cur; | |
6511 | |
6512 redraw_later(SOME_VALID); | |
6513 return id; | |
6514 } | |
6515 | |
6516 /* | |
6517 * Delete match with ID 'id' in the match list of window 'wp'. | |
6518 * Print error messages if 'perr' is TRUE. | |
6519 */ | |
6520 int | |
6521 match_delete(wp, id, perr) | |
6522 win_T *wp; | |
6523 int id; | |
6524 int perr; | |
6525 { | |
6526 matchitem_T *cur = wp->w_match_head; | |
6527 matchitem_T *prev = cur; | |
6528 | |
6529 if (id < 1) | |
6530 { | |
6531 if (perr == TRUE) | |
6532 EMSGN("E802: Invalid ID: %ld (must be greater than or equal to 1)", | |
6533 id); | |
6534 return -1; | |
6535 } | |
6536 while (cur != NULL && cur->id != id) | |
6537 { | |
6538 prev = cur; | |
6539 cur = cur->next; | |
6540 } | |
6541 if (cur == NULL) | |
6542 { | |
6543 if (perr == TRUE) | |
6544 EMSGN("E803: ID not found: %ld", id); | |
6545 return -1; | |
6546 } | |
6547 if (cur == prev) | |
6548 wp->w_match_head = cur->next; | |
6549 else | |
6550 prev->next = cur->next; | |
6551 vim_free(cur->match.regprog); | |
6552 vim_free(cur->pattern); | |
6553 vim_free(cur); | |
6554 redraw_later(SOME_VALID); | |
6555 return 0; | |
6556 } | |
6557 | |
6558 /* | |
6559 * Delete all matches in the match list of window 'wp'. | |
6560 */ | |
6561 void | |
6562 clear_matches(wp) | |
6563 win_T *wp; | |
6564 { | |
6565 matchitem_T *m; | |
6566 | |
6567 while (wp->w_match_head != NULL) | |
6568 { | |
6569 m = wp->w_match_head->next; | |
6570 vim_free(wp->w_match_head->match.regprog); | |
6571 vim_free(wp->w_match_head->pattern); | |
6572 vim_free(wp->w_match_head); | |
6573 wp->w_match_head = m; | |
6574 } | |
6575 redraw_later(SOME_VALID); | |
6576 } | |
6577 | |
6578 /* | |
6579 * Get match from ID 'id' in window 'wp'. | |
6580 * Return NULL if match not found. | |
6581 */ | |
6582 matchitem_T * | |
6583 get_match(wp, id) | |
6584 win_T *wp; | |
6585 int id; | |
6586 { | |
6587 matchitem_T *cur = wp->w_match_head; | |
6588 | |
6589 while (cur != NULL && cur->id != id) | |
6590 cur = cur->next; | |
6591 return cur; | |
6592 } | |
6593 #endif |