Mercurial > vim
annotate src/window.c @ 2064:f398e0cc5b7a v7.2.349
updated for version 7.2.349
Problem: CTRL-W gf doesn't put the new tab in the same place as "tab split"
and "gf". (Tony Mechelynck)
Solution: Store the tab number in cmdmod.tab.
author | Bram Moolenaar <bram@zimbu.org> |
---|---|
date | Wed, 27 Jan 2010 20:26:46 +0100 |
parents | eac2556d4620 |
children | 5fd44cf99b6d |
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
Bram Moolenaar <bram@zimbu.org>
parents:
1918
diff
changeset
|
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 { | |
994 --oldwin->w_height; | |
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(); |
7 | 1001 wp->w_height = curfrp->fr_height - (p_ls > 0); |
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; | |
1008 wp->w_height = oldwin->w_height; | |
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 */ | |
1015 wp->w_width = new_size; | |
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; | |
1052 wp->w_width = Columns; | |
1053 wp->w_vsep_width = 0; | |
1054 } | |
1055 else | |
1056 { | |
1057 wp->w_wincol = oldwin->w_wincol; | |
1058 wp->w_width = oldwin->w_width; | |
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 /* | |
1114 * make the new window the current window and redraw | |
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 } | |
1146 win_enter(wp, FALSE); | |
1147 #ifdef FEAT_VERTSPLIT | |
1148 if (flags & WSP_VERT) | |
1149 p_wiw = i; | |
1150 else | |
1151 #endif | |
1152 p_wh = i; | |
1153 | |
1154 return OK; | |
1155 } | |
1156 | |
1906 | 1157 |
675 | 1158 /* |
1159 * Initialize window "newp" from window "oldp". | |
1160 * Used when splitting a window and when creating a new tab page. | |
1161 * The windows will both edit the same buffer. | |
1822 | 1162 * WSP_NEWLOC may be specified in flags to prevent the location list from |
1163 * being copied. | |
675 | 1164 */ |
1165 static void | |
1822 | 1166 win_init(newp, oldp, flags) |
675 | 1167 win_T *newp; |
1168 win_T *oldp; | |
1887 | 1169 int flags UNUSED; |
675 | 1170 { |
1171 int i; | |
1172 | |
1173 newp->w_buffer = oldp->w_buffer; | |
1174 oldp->w_buffer->b_nwindows++; | |
1175 newp->w_cursor = oldp->w_cursor; | |
1176 newp->w_valid = 0; | |
1177 newp->w_curswant = oldp->w_curswant; | |
1178 newp->w_set_curswant = oldp->w_set_curswant; | |
1179 newp->w_topline = oldp->w_topline; | |
1180 #ifdef FEAT_DIFF | |
1181 newp->w_topfill = oldp->w_topfill; | |
1182 #endif | |
1183 newp->w_leftcol = oldp->w_leftcol; | |
1184 newp->w_pcmark = oldp->w_pcmark; | |
1185 newp->w_prev_pcmark = oldp->w_prev_pcmark; | |
1186 newp->w_alt_fnum = oldp->w_alt_fnum; | |
826 | 1187 newp->w_wrow = oldp->w_wrow; |
675 | 1188 newp->w_fraction = oldp->w_fraction; |
1189 newp->w_prev_fraction_row = oldp->w_prev_fraction_row; | |
1190 #ifdef FEAT_JUMPLIST | |
1191 copy_jumplist(oldp, newp); | |
1192 #endif | |
1193 #ifdef FEAT_QUICKFIX | |
1822 | 1194 if (flags & WSP_NEWLOC) |
1195 { | |
1196 /* Don't copy the location list. */ | |
1197 newp->w_llist = NULL; | |
1198 newp->w_llist_ref = NULL; | |
1199 } | |
1200 else | |
1201 copy_loclist(oldp, newp); | |
675 | 1202 #endif |
1203 if (oldp->w_localdir != NULL) | |
1204 newp->w_localdir = vim_strsave(oldp->w_localdir); | |
1205 | |
1906 | 1206 /* copy tagstack and folds */ |
675 | 1207 for (i = 0; i < oldp->w_tagstacklen; i++) |
1208 { | |
1209 newp->w_tagstack[i] = oldp->w_tagstack[i]; | |
1210 if (newp->w_tagstack[i].tagname != NULL) | |
1211 newp->w_tagstack[i].tagname = | |
1212 vim_strsave(newp->w_tagstack[i].tagname); | |
1213 } | |
1214 newp->w_tagstackidx = oldp->w_tagstackidx; | |
1215 newp->w_tagstacklen = oldp->w_tagstacklen; | |
1216 # ifdef FEAT_FOLDING | |
1217 copyFoldingState(oldp, newp); | |
1218 # endif | |
1906 | 1219 |
1220 win_init_some(newp, oldp); | |
1221 } | |
1222 | |
1223 /* | |
1224 * Initialize window "newp" from window"old". | |
1225 * Only the essential things are copied. | |
1226 */ | |
1227 static void | |
1228 win_init_some(newp, oldp) | |
1229 win_T *newp; | |
1230 win_T *oldp; | |
1231 { | |
1232 /* Use the same argument list. */ | |
1233 newp->w_alist = oldp->w_alist; | |
1234 ++newp->w_alist->al_refcount; | |
1235 newp->w_arg_idx = oldp->w_arg_idx; | |
1236 | |
1237 /* copy options from existing window */ | |
1238 win_copy_options(oldp, newp); | |
675 | 1239 } |
1240 | |
7 | 1241 #endif /* FEAT_WINDOWS */ |
1242 | |
1243 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
1244 /* | |
1245 * Check if "win" is a pointer to an existing window. | |
1246 */ | |
1247 int | |
1248 win_valid(win) | |
1249 win_T *win; | |
1250 { | |
1251 win_T *wp; | |
1252 | |
1253 if (win == NULL) | |
1254 return FALSE; | |
1255 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1256 if (wp == win) | |
1257 return TRUE; | |
1258 return FALSE; | |
1259 } | |
1260 | |
1261 /* | |
1262 * Return the number of windows. | |
1263 */ | |
1264 int | |
1265 win_count() | |
1266 { | |
1267 win_T *wp; | |
1268 int count = 0; | |
1269 | |
1270 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1271 ++count; | |
1272 return count; | |
1273 } | |
1274 | |
1275 /* | |
1276 * Make "count" windows on the screen. | |
1277 * Return actual number of windows on the screen. | |
1278 * Must be called when there is just one window, filling the whole screen | |
1279 * (excluding the command line). | |
1280 */ | |
1281 int | |
1282 make_windows(count, vertical) | |
1283 int count; | |
1887 | 1284 int vertical UNUSED; /* split windows vertically if TRUE */ |
7 | 1285 { |
1286 int maxcount; | |
1287 int todo; | |
1288 | |
1289 #ifdef FEAT_VERTSPLIT | |
1290 if (vertical) | |
1291 { | |
1292 /* Each windows needs at least 'winminwidth' lines and a separator | |
1293 * column. */ | |
1294 maxcount = (curwin->w_width + curwin->w_vsep_width | |
1295 - (p_wiw - p_wmw)) / (p_wmw + 1); | |
1296 } | |
1297 else | |
1298 #endif | |
1299 { | |
1300 /* Each window needs at least 'winminheight' lines and a status line. */ | |
1301 maxcount = (curwin->w_height + curwin->w_status_height | |
1302 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT); | |
1303 } | |
1304 | |
1305 if (maxcount < 2) | |
1306 maxcount = 2; | |
1307 if (count > maxcount) | |
1308 count = maxcount; | |
1309 | |
1310 /* | |
1311 * add status line now, otherwise first window will be too big | |
1312 */ | |
1313 if (count > 1) | |
1314 last_status(TRUE); | |
1315 | |
1316 #ifdef FEAT_AUTOCMD | |
1317 /* | |
1318 * Don't execute autocommands while creating the windows. Must do that | |
1319 * when putting the buffers in the windows. | |
1320 */ | |
1410 | 1321 block_autocmds(); |
7 | 1322 #endif |
1323 | |
1324 /* todo is number of windows left to create */ | |
1325 for (todo = count - 1; todo > 0; --todo) | |
1326 #ifdef FEAT_VERTSPLIT | |
1327 if (vertical) | |
1328 { | |
1329 if (win_split(curwin->w_width - (curwin->w_width - todo) | |
1330 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL) | |
1331 break; | |
1332 } | |
1333 else | |
1334 #endif | |
1335 { | |
1336 if (win_split(curwin->w_height - (curwin->w_height - todo | |
1337 * STATUS_HEIGHT) / (todo + 1) | |
1338 - STATUS_HEIGHT, WSP_ABOVE) == FAIL) | |
1339 break; | |
1340 } | |
1341 | |
1342 #ifdef FEAT_AUTOCMD | |
1410 | 1343 unblock_autocmds(); |
7 | 1344 #endif |
1345 | |
1346 /* return actual number of windows */ | |
1347 return (count - todo); | |
1348 } | |
1349 | |
1350 /* | |
1351 * Exchange current and next window | |
1352 */ | |
1353 static void | |
1354 win_exchange(Prenum) | |
1355 long Prenum; | |
1356 { | |
1357 frame_T *frp; | |
1358 frame_T *frp2; | |
1359 win_T *wp; | |
1360 win_T *wp2; | |
1361 int temp; | |
1362 | |
1363 if (lastwin == firstwin) /* just one window */ | |
1364 { | |
1365 beep_flush(); | |
1366 return; | |
1367 } | |
1368 | |
1369 #ifdef FEAT_GUI | |
1370 need_mouse_correct = TRUE; | |
1371 #endif | |
1372 | |
1373 /* | |
1374 * find window to exchange with | |
1375 */ | |
1376 if (Prenum) | |
1377 { | |
1378 frp = curwin->w_frame->fr_parent->fr_child; | |
1379 while (frp != NULL && --Prenum > 0) | |
1380 frp = frp->fr_next; | |
1381 } | |
1382 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */ | |
1383 frp = curwin->w_frame->fr_next; | |
1384 else /* Swap last window in row/col with previous */ | |
1385 frp = curwin->w_frame->fr_prev; | |
1386 | |
1387 /* We can only exchange a window with another window, not with a frame | |
1388 * containing windows. */ | |
1389 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin) | |
1390 return; | |
1391 wp = frp->fr_win; | |
1392 | |
1393 /* | |
1394 * 1. remove curwin from the list. Remember after which window it was in wp2 | |
1395 * 2. insert curwin before wp in the list | |
1396 * if wp != wp2 | |
1397 * 3. remove wp from the list | |
1398 * 4. insert wp after wp2 | |
1399 * 5. exchange the status line height and vsep width. | |
1400 */ | |
1401 wp2 = curwin->w_prev; | |
1402 frp2 = curwin->w_frame->fr_prev; | |
1403 if (wp->w_prev != curwin) | |
1404 { | |
671 | 1405 win_remove(curwin, NULL); |
7 | 1406 frame_remove(curwin->w_frame); |
1407 win_append(wp->w_prev, curwin); | |
1408 frame_insert(frp, curwin->w_frame); | |
1409 } | |
1410 if (wp != wp2) | |
1411 { | |
671 | 1412 win_remove(wp, NULL); |
7 | 1413 frame_remove(wp->w_frame); |
1414 win_append(wp2, wp); | |
1415 if (frp2 == NULL) | |
1416 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame); | |
1417 else | |
1418 frame_append(frp2, wp->w_frame); | |
1419 } | |
1420 temp = curwin->w_status_height; | |
1421 curwin->w_status_height = wp->w_status_height; | |
1422 wp->w_status_height = temp; | |
1423 #ifdef FEAT_VERTSPLIT | |
1424 temp = curwin->w_vsep_width; | |
1425 curwin->w_vsep_width = wp->w_vsep_width; | |
1426 wp->w_vsep_width = temp; | |
1427 | |
1428 /* If the windows are not in the same frame, exchange the sizes to avoid | |
1429 * messing up the window layout. Otherwise fix the frame sizes. */ | |
1430 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent) | |
1431 { | |
1432 temp = curwin->w_height; | |
1433 curwin->w_height = wp->w_height; | |
1434 wp->w_height = temp; | |
1435 temp = curwin->w_width; | |
1436 curwin->w_width = wp->w_width; | |
1437 wp->w_width = temp; | |
1438 } | |
1439 else | |
1440 { | |
1441 frame_fix_height(curwin); | |
1442 frame_fix_height(wp); | |
1443 frame_fix_width(curwin); | |
1444 frame_fix_width(wp); | |
1445 } | |
1446 #endif | |
1447 | |
1448 (void)win_comp_pos(); /* recompute window positions */ | |
1449 | |
1450 win_enter(wp, TRUE); | |
1451 redraw_later(CLEAR); | |
1452 } | |
1453 | |
1454 /* | |
1455 * rotate windows: if upwards TRUE the second window becomes the first one | |
1456 * if upwards FALSE the first window becomes the second one | |
1457 */ | |
1458 static void | |
1459 win_rotate(upwards, count) | |
1460 int upwards; | |
1461 int count; | |
1462 { | |
1463 win_T *wp1; | |
1464 win_T *wp2; | |
1465 frame_T *frp; | |
1466 int n; | |
1467 | |
1468 if (firstwin == lastwin) /* nothing to do */ | |
1469 { | |
1470 beep_flush(); | |
1471 return; | |
1472 } | |
1473 | |
1474 #ifdef FEAT_GUI | |
1475 need_mouse_correct = TRUE; | |
1476 #endif | |
1477 | |
1478 #ifdef FEAT_VERTSPLIT | |
1479 /* Check if all frames in this row/col have one window. */ | |
1480 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL; | |
1481 frp = frp->fr_next) | |
1482 if (frp->fr_win == NULL) | |
1483 { | |
1484 EMSG(_("E443: Cannot rotate when another window is split")); | |
1485 return; | |
1486 } | |
1487 #endif | |
1488 | |
1489 while (count--) | |
1490 { | |
1491 if (upwards) /* first window becomes last window */ | |
1492 { | |
1493 /* remove first window/frame from the list */ | |
1494 frp = curwin->w_frame->fr_parent->fr_child; | |
1495 wp1 = frp->fr_win; | |
671 | 1496 win_remove(wp1, NULL); |
7 | 1497 frame_remove(frp); |
1498 | |
1499 /* find last frame and append removed window/frame after it */ | |
1500 for ( ; frp->fr_next != NULL; frp = frp->fr_next) | |
1501 ; | |
1502 win_append(frp->fr_win, wp1); | |
1503 frame_append(frp, wp1->w_frame); | |
1504 | |
1505 wp2 = frp->fr_win; /* previously last window */ | |
1506 } | |
1507 else /* last window becomes first window */ | |
1508 { | |
1509 /* find last window/frame in the list and remove it */ | |
1510 for (frp = curwin->w_frame; frp->fr_next != NULL; | |
1511 frp = frp->fr_next) | |
1512 ; | |
1513 wp1 = frp->fr_win; | |
1514 wp2 = wp1->w_prev; /* will become last window */ | |
671 | 1515 win_remove(wp1, NULL); |
7 | 1516 frame_remove(frp); |
1517 | |
1518 /* append the removed window/frame before the first in the list */ | |
1519 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1); | |
1520 frame_insert(frp->fr_parent->fr_child, frp); | |
1521 } | |
1522 | |
1523 /* exchange status height and vsep width of old and new last window */ | |
1524 n = wp2->w_status_height; | |
1525 wp2->w_status_height = wp1->w_status_height; | |
1526 wp1->w_status_height = n; | |
1527 frame_fix_height(wp1); | |
1528 frame_fix_height(wp2); | |
1529 #ifdef FEAT_VERTSPLIT | |
1530 n = wp2->w_vsep_width; | |
1531 wp2->w_vsep_width = wp1->w_vsep_width; | |
1532 wp1->w_vsep_width = n; | |
1533 frame_fix_width(wp1); | |
1534 frame_fix_width(wp2); | |
1535 #endif | |
1536 | |
1537 /* recompute w_winrow and w_wincol for all windows */ | |
1538 (void)win_comp_pos(); | |
1539 } | |
1540 | |
1541 redraw_later(CLEAR); | |
1542 } | |
1543 | |
1544 /* | |
1545 * Move the current window to the very top/bottom/left/right of the screen. | |
1546 */ | |
1547 static void | |
1548 win_totop(size, flags) | |
1549 int size; | |
1550 int flags; | |
1551 { | |
1552 int dir; | |
1553 int height = curwin->w_height; | |
1554 | |
1555 if (lastwin == firstwin) | |
1556 { | |
1557 beep_flush(); | |
1558 return; | |
1559 } | |
1560 | |
1561 /* Remove the window and frame from the tree of frames. */ | |
671 | 1562 (void)winframe_remove(curwin, &dir, NULL); |
1563 win_remove(curwin, NULL); | |
7 | 1564 last_status(FALSE); /* may need to remove last status line */ |
1565 (void)win_comp_pos(); /* recompute window positions */ | |
1566 | |
1567 /* Split a window on the desired side and put the window there. */ | |
1568 (void)win_split_ins(size, flags, curwin, dir); | |
1569 if (!(flags & WSP_VERT)) | |
1570 { | |
1571 win_setheight(height); | |
1572 if (p_ea) | |
1573 win_equal(curwin, TRUE, 'v'); | |
1574 } | |
1575 | |
1576 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
1577 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
1578 * scrollbars. Have to update them anyway. */ | |
1906 | 1579 gui_may_update_scrollbars(); |
1580 #endif | |
7 | 1581 } |
1582 | |
1583 /* | |
1584 * Move window "win1" to below/right of "win2" and make "win1" the current | |
1585 * window. Only works within the same frame! | |
1586 */ | |
1587 void | |
1588 win_move_after(win1, win2) | |
1589 win_T *win1, *win2; | |
1590 { | |
1591 int height; | |
1592 | |
1593 /* check if the arguments are reasonable */ | |
1594 if (win1 == win2) | |
1595 return; | |
1596 | |
1597 /* check if there is something to do */ | |
1598 if (win2->w_next != win1) | |
1599 { | |
1600 /* may need move the status line/vertical separator of the last window | |
1601 * */ | |
1602 if (win1 == lastwin) | |
1603 { | |
1604 height = win1->w_prev->w_status_height; | |
1605 win1->w_prev->w_status_height = win1->w_status_height; | |
1606 win1->w_status_height = height; | |
1607 #ifdef FEAT_VERTSPLIT | |
1070 | 1608 if (win1->w_prev->w_vsep_width == 1) |
1609 { | |
1610 /* Remove the vertical separator from the last-but-one window, | |
1611 * add it to the last window. Adjust the frame widths. */ | |
1612 win1->w_prev->w_vsep_width = 0; | |
1613 win1->w_prev->w_frame->fr_width -= 1; | |
1614 win1->w_vsep_width = 1; | |
1615 win1->w_frame->fr_width += 1; | |
1616 } | |
7 | 1617 #endif |
1618 } | |
1619 else if (win2 == lastwin) | |
1620 { | |
1621 height = win1->w_status_height; | |
1622 win1->w_status_height = win2->w_status_height; | |
1623 win2->w_status_height = height; | |
1624 #ifdef FEAT_VERTSPLIT | |
1070 | 1625 if (win1->w_vsep_width == 1) |
1626 { | |
1627 /* Remove the vertical separator from win1, add it to the last | |
1628 * window, win2. Adjust the frame widths. */ | |
1629 win2->w_vsep_width = 1; | |
1630 win2->w_frame->fr_width += 1; | |
1631 win1->w_vsep_width = 0; | |
1632 win1->w_frame->fr_width -= 1; | |
1633 } | |
7 | 1634 #endif |
1635 } | |
671 | 1636 win_remove(win1, NULL); |
7 | 1637 frame_remove(win1->w_frame); |
1638 win_append(win2, win1); | |
1639 frame_append(win2->w_frame, win1->w_frame); | |
1640 | |
1641 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
1642 redraw_later(NOT_VALID); | |
1643 } | |
1644 win_enter(win1, FALSE); | |
1645 } | |
1646 | |
1647 /* | |
1648 * Make all windows the same height. | |
1649 * 'next_curwin' will soon be the current window, make sure it has enough | |
1650 * rows. | |
1651 */ | |
1652 void | |
1653 win_equal(next_curwin, current, dir) | |
1654 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1655 int current; /* do only frame with current window */ | |
1656 int dir; /* 'v' for vertically, 'h' for horizontally, | |
1657 'b' for both, 0 for using p_ead */ | |
1658 { | |
1659 if (dir == 0) | |
1660 #ifdef FEAT_VERTSPLIT | |
1661 dir = *p_ead; | |
1662 #else | |
1663 dir = 'b'; | |
1664 #endif | |
1665 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current, | |
685 | 1666 topframe, dir, 0, tabline_height(), |
667 | 1667 (int)Columns, topframe->fr_height); |
7 | 1668 } |
1669 | |
1670 /* | |
1671 * Set a frame to a new position and height, spreading the available room | |
1672 * equally over contained frames. | |
1673 * The window "next_curwin" (if not NULL) should at least get the size from | |
1674 * 'winheight' and 'winwidth' if possible. | |
1675 */ | |
1676 static void | |
1677 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height) | |
1678 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1679 int current; /* do only frame with current window */ | |
1680 frame_T *topfr; /* frame to set size off */ | |
1681 int dir; /* 'v', 'h' or 'b', see win_equal() */ | |
1682 int col; /* horizontal position for frame */ | |
1683 int row; /* vertical position for frame */ | |
1684 int width; /* new width of frame */ | |
1685 int height; /* new height of frame */ | |
1686 { | |
1687 int n, m; | |
1688 int extra_sep = 0; | |
1689 int wincount, totwincount = 0; | |
1690 frame_T *fr; | |
1691 int next_curwin_size = 0; | |
1692 int room = 0; | |
1693 int new_size; | |
1694 int has_next_curwin = 0; | |
1695 int hnc; | |
1696 | |
1697 if (topfr->fr_layout == FR_LEAF) | |
1698 { | |
1699 /* Set the width/height of this frame. | |
1700 * Redraw when size or position changes */ | |
1701 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row | |
1702 #ifdef FEAT_VERTSPLIT | |
1703 || topfr->fr_width != width || topfr->fr_win->w_wincol != col | |
1704 #endif | |
1705 ) | |
1706 { | |
1707 topfr->fr_win->w_winrow = row; | |
1708 frame_new_height(topfr, height, FALSE, FALSE); | |
1709 #ifdef FEAT_VERTSPLIT | |
1710 topfr->fr_win->w_wincol = col; | |
779 | 1711 frame_new_width(topfr, width, FALSE, FALSE); |
7 | 1712 #endif |
1713 redraw_all_later(CLEAR); | |
1714 } | |
1715 } | |
1716 #ifdef FEAT_VERTSPLIT | |
1717 else if (topfr->fr_layout == FR_ROW) | |
1718 { | |
1719 topfr->fr_width = width; | |
1720 topfr->fr_height = height; | |
1721 | |
1722 if (dir != 'v') /* equalize frame widths */ | |
1723 { | |
1724 /* Compute the maximum number of windows horizontally in this | |
1725 * frame. */ | |
1726 n = frame_minwidth(topfr, NOWIN); | |
1727 /* add one for the rightmost window, it doesn't have a separator */ | |
1728 if (col + width == Columns) | |
1729 extra_sep = 1; | |
1730 else | |
1731 extra_sep = 0; | |
1732 totwincount = (n + extra_sep) / (p_wmw + 1); | |
779 | 1733 has_next_curwin = frame_has_win(topfr, next_curwin); |
1734 | |
1735 /* | |
1736 * Compute width for "next_curwin" window and room available for | |
1737 * other windows. | |
1738 * "m" is the minimal width when counting p_wiw for "next_curwin". | |
1739 */ | |
7 | 1740 m = frame_minwidth(topfr, next_curwin); |
1741 room = width - m; | |
1742 if (room < 0) | |
1743 { | |
1744 next_curwin_size = p_wiw + room; | |
1745 room = 0; | |
1746 } | |
1747 else | |
1748 { | |
779 | 1749 next_curwin_size = -1; |
1750 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1751 { | |
1752 /* If 'winfixwidth' set keep the window width if | |
1753 * possible. | |
1754 * Watch out for this window being the next_curwin. */ | |
1755 if (frame_fixed_width(fr)) | |
1756 { | |
1757 n = frame_minwidth(fr, NOWIN); | |
1758 new_size = fr->fr_width; | |
1759 if (frame_has_win(fr, next_curwin)) | |
1760 { | |
1761 room += p_wiw - p_wmw; | |
1762 next_curwin_size = 0; | |
1763 if (new_size < p_wiw) | |
1764 new_size = p_wiw; | |
1765 } | |
1766 else | |
1767 /* These windows don't use up room. */ | |
1768 totwincount -= (n + (fr->fr_next == NULL | |
1769 ? extra_sep : 0)) / (p_wmw + 1); | |
1770 room -= new_size - n; | |
1771 if (room < 0) | |
1772 { | |
1773 new_size += room; | |
1774 room = 0; | |
1775 } | |
1776 fr->fr_newwidth = new_size; | |
1777 } | |
1778 } | |
1779 if (next_curwin_size == -1) | |
1780 { | |
1781 if (!has_next_curwin) | |
1782 next_curwin_size = 0; | |
1783 else if (totwincount > 1 | |
1784 && (room + (totwincount - 2)) | |
1785 / (totwincount - 1) > p_wiw) | |
1786 { | |
834 | 1787 /* Can make all windows wider than 'winwidth', spread |
1788 * the room equally. */ | |
1789 next_curwin_size = (room + p_wiw | |
1790 + (totwincount - 1) * p_wmw | |
1791 + (totwincount - 1)) / totwincount; | |
779 | 1792 room -= next_curwin_size - p_wiw; |
1793 } | |
1794 else | |
1795 next_curwin_size = p_wiw; | |
1796 } | |
7 | 1797 } |
779 | 1798 |
1799 if (has_next_curwin) | |
7 | 1800 --totwincount; /* don't count curwin */ |
1801 } | |
1802 | |
1803 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1804 { | |
1805 n = m = 0; | |
1806 wincount = 1; | |
1807 if (fr->fr_next == NULL) | |
1808 /* last frame gets all that remains (avoid roundoff error) */ | |
1809 new_size = width; | |
1810 else if (dir == 'v') | |
1811 new_size = fr->fr_width; | |
779 | 1812 else if (frame_fixed_width(fr)) |
1813 { | |
1814 new_size = fr->fr_newwidth; | |
1815 wincount = 0; /* doesn't count as a sizeable window */ | |
1816 } | |
7 | 1817 else |
1818 { | |
1819 /* Compute the maximum number of windows horiz. in "fr". */ | |
1820 n = frame_minwidth(fr, NOWIN); | |
1821 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1822 / (p_wmw + 1); | |
1823 m = frame_minwidth(fr, next_curwin); | |
779 | 1824 if (has_next_curwin) |
1825 hnc = frame_has_win(fr, next_curwin); | |
1826 else | |
1827 hnc = FALSE; | |
1828 if (hnc) /* don't count next_curwin */ | |
7 | 1829 --wincount; |
779 | 1830 if (totwincount == 0) |
1831 new_size = room; | |
1832 else | |
1833 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
7 | 1834 / totwincount; |
779 | 1835 if (hnc) /* add next_curwin size */ |
7 | 1836 { |
1837 next_curwin_size -= p_wiw - (m - n); | |
1838 new_size += next_curwin_size; | |
779 | 1839 room -= new_size - next_curwin_size; |
7 | 1840 } |
779 | 1841 else |
1842 room -= new_size; | |
1843 new_size += n; | |
7 | 1844 } |
1845 | |
779 | 1846 /* Skip frame that is full width when splitting or closing a |
7 | 1847 * window, unless equalizing all frames. */ |
1848 if (!current || dir != 'v' || topfr->fr_parent != NULL | |
1849 || (new_size != fr->fr_width) | |
1850 || frame_has_win(fr, next_curwin)) | |
1851 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
779 | 1852 new_size, height); |
1853 col += new_size; | |
1854 width -= new_size; | |
7 | 1855 totwincount -= wincount; |
1856 } | |
1857 } | |
1858 #endif | |
1859 else /* topfr->fr_layout == FR_COL */ | |
1860 { | |
1861 #ifdef FEAT_VERTSPLIT | |
1862 topfr->fr_width = width; | |
1863 #endif | |
1864 topfr->fr_height = height; | |
1865 | |
1866 if (dir != 'h') /* equalize frame heights */ | |
1867 { | |
1868 /* Compute maximum number of windows vertically in this frame. */ | |
1869 n = frame_minheight(topfr, NOWIN); | |
1870 /* add one for the bottom window if it doesn't have a statusline */ | |
1871 if (row + height == cmdline_row && p_ls == 0) | |
1872 extra_sep = 1; | |
1873 else | |
1874 extra_sep = 0; | |
1875 totwincount = (n + extra_sep) / (p_wmh + 1); | |
1876 has_next_curwin = frame_has_win(topfr, next_curwin); | |
1877 | |
1878 /* | |
1879 * Compute height for "next_curwin" window and room available for | |
1880 * other windows. | |
1881 * "m" is the minimal height when counting p_wh for "next_curwin". | |
1882 */ | |
1883 m = frame_minheight(topfr, next_curwin); | |
1884 room = height - m; | |
1885 if (room < 0) | |
1886 { | |
1887 /* The room is less then 'winheight', use all space for the | |
1888 * current window. */ | |
1889 next_curwin_size = p_wh + room; | |
1890 room = 0; | |
1891 } | |
1892 else | |
1893 { | |
1894 next_curwin_size = -1; | |
1895 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1896 { | |
1897 /* If 'winfixheight' set keep the window height if | |
1898 * possible. | |
1899 * Watch out for this window being the next_curwin. */ | |
1900 if (frame_fixed_height(fr)) | |
1901 { | |
1902 n = frame_minheight(fr, NOWIN); | |
1903 new_size = fr->fr_height; | |
1904 if (frame_has_win(fr, next_curwin)) | |
1905 { | |
1906 room += p_wh - p_wmh; | |
1907 next_curwin_size = 0; | |
1908 if (new_size < p_wh) | |
1909 new_size = p_wh; | |
1910 } | |
1911 else | |
1912 /* These windows don't use up room. */ | |
1913 totwincount -= (n + (fr->fr_next == NULL | |
1914 ? extra_sep : 0)) / (p_wmh + 1); | |
1915 room -= new_size - n; | |
1916 if (room < 0) | |
1917 { | |
1918 new_size += room; | |
1919 room = 0; | |
1920 } | |
1921 fr->fr_newheight = new_size; | |
1922 } | |
1923 } | |
1924 if (next_curwin_size == -1) | |
1925 { | |
1926 if (!has_next_curwin) | |
1927 next_curwin_size = 0; | |
1928 else if (totwincount > 1 | |
1929 && (room + (totwincount - 2)) | |
1930 / (totwincount - 1) > p_wh) | |
1931 { | |
834 | 1932 /* can make all windows higher than 'winheight', |
1933 * spread the room equally. */ | |
1934 next_curwin_size = (room + p_wh | |
1935 + (totwincount - 1) * p_wmh | |
7 | 1936 + (totwincount - 1)) / totwincount; |
1937 room -= next_curwin_size - p_wh; | |
1938 } | |
1939 else | |
1940 next_curwin_size = p_wh; | |
1941 } | |
1942 } | |
1943 | |
1944 if (has_next_curwin) | |
1945 --totwincount; /* don't count curwin */ | |
1946 } | |
1947 | |
1948 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1949 { | |
1950 n = m = 0; | |
1951 wincount = 1; | |
1952 if (fr->fr_next == NULL) | |
1953 /* last frame gets all that remains (avoid roundoff error) */ | |
1954 new_size = height; | |
1955 else if (dir == 'h') | |
1956 new_size = fr->fr_height; | |
1957 else if (frame_fixed_height(fr)) | |
1958 { | |
1959 new_size = fr->fr_newheight; | |
1960 wincount = 0; /* doesn't count as a sizeable window */ | |
1961 } | |
1962 else | |
1963 { | |
1964 /* Compute the maximum number of windows vert. in "fr". */ | |
1965 n = frame_minheight(fr, NOWIN); | |
1966 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1967 / (p_wmh + 1); | |
1968 m = frame_minheight(fr, next_curwin); | |
1969 if (has_next_curwin) | |
1970 hnc = frame_has_win(fr, next_curwin); | |
1971 else | |
1972 hnc = FALSE; | |
1973 if (hnc) /* don't count next_curwin */ | |
1974 --wincount; | |
1975 if (totwincount == 0) | |
1976 new_size = room; | |
1977 else | |
1978 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
1979 / totwincount; | |
1980 if (hnc) /* add next_curwin size */ | |
1981 { | |
1982 next_curwin_size -= p_wh - (m - n); | |
1983 new_size += next_curwin_size; | |
1984 room -= new_size - next_curwin_size; | |
1985 } | |
1986 else | |
1987 room -= new_size; | |
1988 new_size += n; | |
1989 } | |
1990 /* Skip frame that is full width when splitting or closing a | |
1991 * window, unless equalizing all frames. */ | |
1992 if (!current || dir != 'h' || topfr->fr_parent != NULL | |
1993 || (new_size != fr->fr_height) | |
1994 || frame_has_win(fr, next_curwin)) | |
1995 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
1996 width, new_size); | |
1997 row += new_size; | |
1998 height -= new_size; | |
1999 totwincount -= wincount; | |
2000 } | |
2001 } | |
2002 } | |
2003 | |
2004 /* | |
2005 * close all windows for buffer 'buf' | |
2006 */ | |
2007 void | |
671 | 2008 close_windows(buf, keep_curwin) |
7 | 2009 buf_T *buf; |
671 | 2010 int keep_curwin; /* don't close "curwin" */ |
7 | 2011 { |
671 | 2012 win_T *wp; |
2013 tabpage_T *tp, *nexttp; | |
685 | 2014 int h = tabline_height(); |
7 | 2015 |
2016 ++RedrawingDisabled; | |
671 | 2017 |
2018 for (wp = firstwin; wp != NULL && lastwin != firstwin; ) | |
7 | 2019 { |
671 | 2020 if (wp->w_buffer == buf && (!keep_curwin || wp != curwin)) |
7 | 2021 { |
671 | 2022 win_close(wp, FALSE); |
2023 | |
2024 /* Start all over, autocommands may change the window layout. */ | |
2025 wp = firstwin; | |
7 | 2026 } |
2027 else | |
671 | 2028 wp = wp->w_next; |
7 | 2029 } |
671 | 2030 |
2031 /* Also check windows in other tab pages. */ | |
2032 for (tp = first_tabpage; tp != NULL; tp = nexttp) | |
2033 { | |
2034 nexttp = tp->tp_next; | |
672 | 2035 if (tp != curtab) |
671 | 2036 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
2037 if (wp->w_buffer == buf) | |
2038 { | |
2039 win_close_othertab(wp, FALSE, tp); | |
2040 | |
2041 /* Start all over, the tab page may be closed and | |
2042 * autocommands may change the window layout. */ | |
2043 nexttp = first_tabpage; | |
2044 break; | |
2045 } | |
2046 } | |
2047 | |
7 | 2048 --RedrawingDisabled; |
671 | 2049 |
685 | 2050 if (h != tabline_height()) |
671 | 2051 shell_new_rows(); |
7 | 2052 } |
2053 | |
2054 /* | |
1906 | 2055 * Return TRUE if the current window is the only window that exists (ignoring |
2056 * "aucmd_win"). | |
672 | 2057 * Returns FALSE if there is a window, possibly in another tab page. |
667 | 2058 */ |
672 | 2059 static int |
667 | 2060 last_window() |
2061 { | |
1906 | 2062 return (one_window() && first_tabpage->tp_next == NULL); |
2063 } | |
2064 | |
2065 /* | |
2066 * Return TRUE if there is only one window other than "aucmd_win" in the | |
2067 * current tab page. | |
2068 */ | |
2069 static int | |
2070 one_window() | |
2071 { | |
2072 #ifdef FEAT_AUTOCMD | |
2073 win_T *wp; | |
2074 int seen_one = FALSE; | |
2075 | |
2076 FOR_ALL_WINDOWS(wp) | |
2077 { | |
2078 if (wp != aucmd_win) | |
2079 { | |
2080 if (seen_one) | |
2081 return FALSE; | |
2082 seen_one = TRUE; | |
2083 } | |
2084 } | |
2085 return TRUE; | |
2086 #else | |
2087 return firstwin == lastwin; | |
2088 #endif | |
667 | 2089 } |
2090 | |
2091 /* | |
819 | 2092 * Close window "win". Only works for the current tab page. |
7 | 2093 * If "free_buf" is TRUE related buffer may be unloaded. |
2094 * | |
2095 * called by :quit, :close, :xit, :wq and findtag() | |
2096 */ | |
2097 void | |
2098 win_close(win, free_buf) | |
2099 win_T *win; | |
2100 int free_buf; | |
2101 { | |
2102 win_T *wp; | |
2103 #ifdef FEAT_AUTOCMD | |
2104 int other_buffer = FALSE; | |
2105 #endif | |
2106 int close_curwin = FALSE; | |
2107 int dir; | |
2108 int help_window = FALSE; | |
847 | 2109 tabpage_T *prev_curtab = curtab; |
7 | 2110 |
667 | 2111 if (last_window()) |
7 | 2112 { |
2113 EMSG(_("E444: Cannot close last window")); | |
2114 return; | |
2115 } | |
2116 | |
1906 | 2117 #ifdef FEAT_AUTOCMD |
2118 if (win == aucmd_win) | |
2119 { | |
2120 EMSG(_("E813: Cannot close autocmd window")); | |
2121 return; | |
2122 } | |
2123 if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window()) | |
2124 { | |
2125 EMSG(_("E814: Cannot close window, only autocmd window would remain")); | |
2126 return; | |
2127 } | |
2128 #endif | |
2129 | |
856 | 2130 /* |
2131 * When closing the last window in a tab page first go to another tab | |
2132 * page and then close the window and the tab page. This avoids that | |
2133 * curwin and curtab are not invalid while we are freeing memory, they may | |
2134 * be used in GUI events. | |
2135 */ | |
2136 if (firstwin == lastwin) | |
2137 { | |
2138 goto_tabpage_tp(alt_tabpage()); | |
2139 redraw_tabline = TRUE; | |
2140 | |
2141 /* Safety check: Autocommands may have closed the window when jumping | |
2142 * to the other tab page. */ | |
2143 if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win) | |
2144 { | |
2145 int h = tabline_height(); | |
2146 | |
2147 win_close_othertab(win, free_buf, prev_curtab); | |
2148 if (h != tabline_height()) | |
2149 shell_new_rows(); | |
2150 } | |
2151 return; | |
2152 } | |
2153 | |
7 | 2154 /* When closing the help window, try restoring a snapshot after closing |
2155 * the window. Otherwise clear the snapshot, it's now invalid. */ | |
2156 if (win->w_buffer->b_help) | |
2157 help_window = TRUE; | |
2158 else | |
1906 | 2159 clear_snapshot(curtab, SNAP_HELP_IDX); |
7 | 2160 |
2161 #ifdef FEAT_AUTOCMD | |
2162 if (win == curwin) | |
2163 { | |
2164 /* | |
2165 * Guess which window is going to be the new current window. | |
2166 * This may change because of the autocommands (sigh). | |
2167 */ | |
671 | 2168 wp = frame2win(win_altframe(win, NULL)); |
7 | 2169 |
2170 /* | |
2171 * Be careful: If autocommands delete the window, return now. | |
2172 */ | |
2173 if (wp->w_buffer != curbuf) | |
2174 { | |
2175 other_buffer = TRUE; | |
2176 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2177 if (!win_valid(win) || last_window()) |
7 | 2178 return; |
2179 } | |
2180 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2181 if (!win_valid(win) || last_window()) |
7 | 2182 return; |
2183 # ifdef FEAT_EVAL | |
2184 /* autocmds may abort script processing */ | |
2185 if (aborting()) | |
2186 return; | |
2187 # endif | |
2188 } | |
2189 #endif | |
2190 | |
1101 | 2191 #ifdef FEAT_GUI |
2192 /* Avoid trouble with scrollbars that are going to be deleted in | |
2193 * win_free(). */ | |
2194 if (gui.in_use) | |
2195 out_flush(); | |
2196 #endif | |
2197 | |
7 | 2198 /* |
2199 * Close the link to the buffer. | |
2200 */ | |
2201 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
847 | 2202 |
7 | 2203 /* Autocommands may have closed the window already, or closed the only |
847 | 2204 * other window or moved to another tab page. */ |
2205 if (!win_valid(win) || last_window() || curtab != prev_curtab) | |
7 | 2206 return; |
2207 | |
847 | 2208 /* Free the memory used for the window. */ |
2209 wp = win_free_mem(win, &dir, NULL); | |
2210 | |
7 | 2211 /* Make sure curwin isn't invalid. It can cause severe trouble when |
2212 * printing an error message. For win_equal() curbuf needs to be valid | |
2213 * too. */ | |
847 | 2214 if (win == curwin) |
7 | 2215 { |
2216 curwin = wp; | |
2217 #ifdef FEAT_QUICKFIX | |
2218 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer)) | |
2219 { | |
2220 /* | |
1346 | 2221 * If the cursor goes to the preview or the quickfix window, try |
7 | 2222 * finding another window to go to. |
2223 */ | |
2224 for (;;) | |
2225 { | |
2226 if (wp->w_next == NULL) | |
2227 wp = firstwin; | |
2228 else | |
2229 wp = wp->w_next; | |
2230 if (wp == curwin) | |
2231 break; | |
2232 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer)) | |
2233 { | |
2234 curwin = wp; | |
2235 break; | |
2236 } | |
2237 } | |
2238 } | |
2239 #endif | |
2240 curbuf = curwin->w_buffer; | |
2241 close_curwin = TRUE; | |
2242 } | |
36 | 2243 if (p_ea |
2244 #ifdef FEAT_VERTSPLIT | |
2245 && (*p_ead == 'b' || *p_ead == dir) | |
2246 #endif | |
2247 ) | |
7 | 2248 win_equal(curwin, TRUE, |
2249 #ifdef FEAT_VERTSPLIT | |
2250 dir | |
2251 #else | |
2252 0 | |
2253 #endif | |
2254 ); | |
2255 else | |
2256 win_comp_pos(); | |
2257 if (close_curwin) | |
2258 { | |
2259 win_enter_ext(wp, FALSE, TRUE); | |
2260 #ifdef FEAT_AUTOCMD | |
2261 if (other_buffer) | |
2262 /* careful: after this wp and win may be invalid! */ | |
2263 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
2264 #endif | |
2265 } | |
2266 | |
2267 /* | |
667 | 2268 * If last window has a status line now and we don't want one, |
2269 * remove the status line. | |
7 | 2270 */ |
2271 last_status(FALSE); | |
2272 | |
2273 /* After closing the help window, try restoring the window layout from | |
2274 * before it was opened. */ | |
2275 if (help_window) | |
1906 | 2276 restore_snapshot(SNAP_HELP_IDX, close_curwin); |
7 | 2277 |
2278 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
2279 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */ | |
2280 if (gui.in_use && !win_hasvertsplit()) | |
2281 gui_init_which_components(NULL); | |
2282 #endif | |
2283 | |
2284 redraw_all_later(NOT_VALID); | |
2285 } | |
2286 | |
2287 /* | |
671 | 2288 * Close window "win" in tab page "tp", which is not the current tab page. |
2289 * This may be the last window ih that tab page and result in closing the tab, | |
2290 * thus "tp" may become invalid! | |
856 | 2291 * Caller must check if buffer is hidden and whether the tabline needs to be |
2292 * updated. | |
671 | 2293 */ |
2294 void | |
2295 win_close_othertab(win, free_buf, tp) | |
2296 win_T *win; | |
2297 int free_buf; | |
2298 tabpage_T *tp; | |
2299 { | |
2300 win_T *wp; | |
2301 int dir; | |
2302 tabpage_T *ptp = NULL; | |
2303 | |
2304 /* Close the link to the buffer. */ | |
2305 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
2306 | |
2307 /* Careful: Autocommands may have closed the tab page or made it the | |
2308 * current tab page. */ | |
2309 for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next) | |
2310 ; | |
672 | 2311 if (ptp == NULL || tp == curtab) |
671 | 2312 return; |
2313 | |
2314 /* Autocommands may have closed the window already. */ | |
2315 for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next) | |
2316 ; | |
2317 if (wp == NULL) | |
2318 return; | |
2319 | |
2320 /* Free the memory used for the window. */ | |
2321 wp = win_free_mem(win, &dir, tp); | |
2322 | |
2323 /* When closing the last window in a tab page remove the tab page. */ | |
2324 if (wp == NULL) | |
2325 { | |
2326 if (tp == first_tabpage) | |
2327 first_tabpage = tp->tp_next; | |
2328 else | |
2329 { | |
2330 for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp; | |
2331 ptp = ptp->tp_next) | |
2332 ; | |
2333 if (ptp == NULL) | |
2334 { | |
2335 EMSG2(_(e_intern2), "win_close_othertab()"); | |
2336 return; | |
2337 } | |
2338 ptp->tp_next = tp->tp_next; | |
2339 } | |
847 | 2340 free_tabpage(tp); |
671 | 2341 } |
2342 } | |
2343 | |
2344 /* | |
355 | 2345 * Free the memory used for a window. |
2346 * Returns a pointer to the window that got the freed up space. | |
2347 */ | |
2348 static win_T * | |
671 | 2349 win_free_mem(win, dirp, tp) |
355 | 2350 win_T *win; |
2351 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */ | |
671 | 2352 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
355 | 2353 { |
2354 frame_T *frp; | |
2355 win_T *wp; | |
2356 | |
667 | 2357 /* Remove the window and its frame from the tree of frames. */ |
355 | 2358 frp = win->w_frame; |
671 | 2359 wp = winframe_remove(win, dirp, tp); |
355 | 2360 vim_free(frp); |
671 | 2361 win_free(win, tp); |
355 | 2362 |
819 | 2363 /* When deleting the current window of another tab page select a new |
2364 * current window. */ | |
2365 if (tp != NULL && win == tp->tp_curwin) | |
2366 tp->tp_curwin = wp; | |
2367 | |
355 | 2368 return wp; |
2369 } | |
2370 | |
2371 #if defined(EXITFREE) || defined(PROTO) | |
2372 void | |
2373 win_free_all() | |
2374 { | |
2375 int dummy; | |
2376 | |
671 | 2377 # ifdef FEAT_WINDOWS |
2378 while (first_tabpage->tp_next != NULL) | |
2379 tabpage_close(TRUE); | |
2380 # endif | |
2381 | |
1906 | 2382 # ifdef FEAT_AUTOCMD |
2383 if (aucmd_win != NULL) | |
2384 { | |
2385 (void)win_free_mem(aucmd_win, &dummy, NULL); | |
2386 aucmd_win = NULL; | |
2387 } | |
2388 # endif | |
1918 | 2389 |
2390 while (firstwin != NULL) | |
2391 (void)win_free_mem(firstwin, &dummy, NULL); | |
355 | 2392 } |
2393 #endif | |
2394 | |
2395 /* | |
7 | 2396 * Remove a window and its frame from the tree of frames. |
2397 * Returns a pointer to the window that got the freed up space. | |
2398 */ | |
1906 | 2399 win_T * |
671 | 2400 winframe_remove(win, dirp, tp) |
7 | 2401 win_T *win; |
1887 | 2402 int *dirp UNUSED; /* set to 'v' or 'h' for direction if 'ea' */ |
671 | 2403 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2404 { |
2405 frame_T *frp, *frp2, *frp3; | |
2406 frame_T *frp_close = win->w_frame; | |
2407 win_T *wp; | |
2408 | |
2409 /* | |
671 | 2410 * If there is only one window there is nothing to remove. |
2411 */ | |
2412 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) | |
2413 return NULL; | |
2414 | |
2415 /* | |
7 | 2416 * Remove the window from its frame. |
2417 */ | |
671 | 2418 frp2 = win_altframe(win, tp); |
7 | 2419 wp = frame2win(frp2); |
2420 | |
2421 /* Remove this frame from the list of frames. */ | |
2422 frame_remove(frp_close); | |
2423 | |
2424 #ifdef FEAT_VERTSPLIT | |
2425 if (frp_close->fr_parent->fr_layout == FR_COL) | |
2426 { | |
2427 #endif | |
1346 | 2428 /* When 'winfixheight' is set, try to find another frame in the column |
2429 * (as close to the closed frame as possible) to distribute the height | |
2430 * to. */ | |
2431 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh) | |
2432 { | |
2433 frp = frp_close->fr_prev; | |
2434 frp3 = frp_close->fr_next; | |
2435 while (frp != NULL || frp3 != NULL) | |
2436 { | |
2437 if (frp != NULL) | |
2438 { | |
2439 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh) | |
2440 { | |
2441 frp2 = frp; | |
2442 wp = frp->fr_win; | |
2443 break; | |
2444 } | |
2445 frp = frp->fr_prev; | |
2446 } | |
2447 if (frp3 != NULL) | |
2448 { | |
2449 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh) | |
2450 { | |
2451 frp2 = frp3; | |
2452 wp = frp3->fr_win; | |
2453 break; | |
2454 } | |
2455 frp3 = frp3->fr_next; | |
2456 } | |
2457 } | |
2458 } | |
7 | 2459 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height, |
2460 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); | |
2461 #ifdef FEAT_VERTSPLIT | |
2462 *dirp = 'v'; | |
2463 } | |
2464 else | |
2465 { | |
1346 | 2466 /* When 'winfixwidth' is set, try to find another frame in the column |
2467 * (as close to the closed frame as possible) to distribute the width | |
2468 * to. */ | |
2469 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw) | |
2470 { | |
2471 frp = frp_close->fr_prev; | |
2472 frp3 = frp_close->fr_next; | |
2473 while (frp != NULL || frp3 != NULL) | |
2474 { | |
2475 if (frp != NULL) | |
2476 { | |
2477 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw) | |
2478 { | |
2479 frp2 = frp; | |
2480 wp = frp->fr_win; | |
2481 break; | |
2482 } | |
2483 frp = frp->fr_prev; | |
2484 } | |
2485 if (frp3 != NULL) | |
2486 { | |
2487 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw) | |
2488 { | |
2489 frp2 = frp3; | |
2490 wp = frp3->fr_win; | |
2491 break; | |
2492 } | |
2493 frp3 = frp3->fr_next; | |
2494 } | |
2495 } | |
2496 } | |
7 | 2497 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width, |
779 | 2498 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
7 | 2499 *dirp = 'h'; |
2500 } | |
2501 #endif | |
2502 | |
2503 /* If rows/columns go to a window below/right its positions need to be | |
2504 * updated. Can only be done after the sizes have been updated. */ | |
2505 if (frp2 == frp_close->fr_next) | |
2506 { | |
2507 int row = win->w_winrow; | |
2508 int col = W_WINCOL(win); | |
2509 | |
2510 frame_comp_pos(frp2, &row, &col); | |
2511 } | |
2512 | |
2513 if (frp2->fr_next == NULL && frp2->fr_prev == NULL) | |
2514 { | |
2515 /* There is no other frame in this list, move its info to the parent | |
2516 * and remove it. */ | |
2517 frp2->fr_parent->fr_layout = frp2->fr_layout; | |
2518 frp2->fr_parent->fr_child = frp2->fr_child; | |
2519 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next) | |
2520 frp->fr_parent = frp2->fr_parent; | |
2521 frp2->fr_parent->fr_win = frp2->fr_win; | |
2522 if (frp2->fr_win != NULL) | |
2523 frp2->fr_win->w_frame = frp2->fr_parent; | |
2524 frp = frp2->fr_parent; | |
2525 vim_free(frp2); | |
2526 | |
2527 frp2 = frp->fr_parent; | |
2528 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout) | |
2529 { | |
2530 /* The frame above the parent has the same layout, have to merge | |
2531 * the frames into this list. */ | |
2532 if (frp2->fr_child == frp) | |
2533 frp2->fr_child = frp->fr_child; | |
2534 frp->fr_child->fr_prev = frp->fr_prev; | |
2535 if (frp->fr_prev != NULL) | |
2536 frp->fr_prev->fr_next = frp->fr_child; | |
2537 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next) | |
2538 { | |
2539 frp3->fr_parent = frp2; | |
2540 if (frp3->fr_next == NULL) | |
2541 { | |
2542 frp3->fr_next = frp->fr_next; | |
2543 if (frp->fr_next != NULL) | |
2544 frp->fr_next->fr_prev = frp3; | |
2545 break; | |
2546 } | |
2547 } | |
2548 vim_free(frp); | |
2549 } | |
2550 } | |
2551 | |
2552 return wp; | |
2553 } | |
2554 | |
2555 /* | |
2556 * Find out which frame is going to get the freed up space when "win" is | |
2557 * closed. | |
2558 * if 'splitbelow'/'splitleft' the space goes to the window above/left. | |
2559 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right. | |
2560 * This makes opening a window and closing it immediately keep the same window | |
2561 * layout. | |
2562 */ | |
2563 static frame_T * | |
671 | 2564 win_altframe(win, tp) |
7 | 2565 win_T *win; |
671 | 2566 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2567 { |
2568 frame_T *frp; | |
2569 int b; | |
2570 | |
671 | 2571 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
667 | 2572 /* Last window in this tab page, will go to next tab page. */ |
2573 return alt_tabpage()->tp_curwin->w_frame; | |
2574 | |
7 | 2575 frp = win->w_frame; |
2576 #ifdef FEAT_VERTSPLIT | |
355 | 2577 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW) |
7 | 2578 b = p_spr; |
2579 else | |
2580 #endif | |
2581 b = p_sb; | |
2582 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL) | |
2583 return frp->fr_next; | |
2584 return frp->fr_prev; | |
2585 } | |
2586 | |
2587 /* | |
667 | 2588 * Return the tabpage that will be used if the current one is closed. |
2589 */ | |
2590 static tabpage_T * | |
2591 alt_tabpage() | |
2592 { | |
672 | 2593 tabpage_T *tp; |
2594 | |
682 | 2595 /* Use the next tab page if possible. */ |
2596 if (curtab->tp_next != NULL) | |
672 | 2597 return curtab->tp_next; |
2598 | |
682 | 2599 /* Find the last but one tab page. */ |
2600 for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next) | |
2601 ; | |
674 | 2602 return tp; |
667 | 2603 } |
2604 | |
2605 /* | |
7 | 2606 * Find the left-upper window in frame "frp". |
2607 */ | |
2608 static win_T * | |
2609 frame2win(frp) | |
2610 frame_T *frp; | |
2611 { | |
2612 while (frp->fr_win == NULL) | |
2613 frp = frp->fr_child; | |
2614 return frp->fr_win; | |
2615 } | |
2616 | |
2617 /* | |
2618 * Return TRUE if frame "frp" contains window "wp". | |
2619 */ | |
2620 static int | |
2621 frame_has_win(frp, wp) | |
2622 frame_T *frp; | |
2623 win_T *wp; | |
2624 { | |
2625 frame_T *p; | |
2626 | |
2627 if (frp->fr_layout == FR_LEAF) | |
2628 return frp->fr_win == wp; | |
2629 | |
2630 for (p = frp->fr_child; p != NULL; p = p->fr_next) | |
2631 if (frame_has_win(p, wp)) | |
2632 return TRUE; | |
2633 return FALSE; | |
2634 } | |
2635 | |
2636 /* | |
2637 * Set a new height for a frame. Recursively sets the height for contained | |
2638 * frames and windows. Caller must take care of positions. | |
2639 */ | |
2640 static void | |
2641 frame_new_height(topfrp, height, topfirst, wfh) | |
2642 frame_T *topfrp; | |
2643 int height; | |
2644 int topfirst; /* resize topmost contained frame first */ | |
2645 int wfh; /* obey 'winfixheight' when there is a choice; | |
2646 may cause the height not to be set */ | |
2647 { | |
2648 frame_T *frp; | |
2649 int extra_lines; | |
2650 int h; | |
2651 | |
2652 if (topfrp->fr_win != NULL) | |
2653 { | |
2654 /* Simple case: just one window. */ | |
2655 win_new_height(topfrp->fr_win, | |
2656 height - topfrp->fr_win->w_status_height); | |
2657 } | |
2658 #ifdef FEAT_VERTSPLIT | |
2659 else if (topfrp->fr_layout == FR_ROW) | |
2660 { | |
2661 do | |
2662 { | |
2663 /* All frames in this row get the same new height. */ | |
2664 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2665 { | |
2666 frame_new_height(frp, height, topfirst, wfh); | |
2667 if (frp->fr_height > height) | |
2668 { | |
2669 /* Could not fit the windows, make the whole row higher. */ | |
2670 height = frp->fr_height; | |
2671 break; | |
2672 } | |
2673 } | |
2674 } | |
2675 while (frp != NULL); | |
2676 } | |
2677 #endif | |
779 | 2678 else /* fr_layout == FR_COL */ |
7 | 2679 { |
2680 /* Complicated case: Resize a column of frames. Resize the bottom | |
2681 * frame first, frames above that when needed. */ | |
2682 | |
2683 frp = topfrp->fr_child; | |
2684 if (wfh) | |
2685 /* Advance past frames with one window with 'wfh' set. */ | |
2686 while (frame_fixed_height(frp)) | |
2687 { | |
2688 frp = frp->fr_next; | |
2689 if (frp == NULL) | |
2690 return; /* no frame without 'wfh', give up */ | |
2691 } | |
2692 if (!topfirst) | |
2693 { | |
2694 /* Find the bottom frame of this column */ | |
2695 while (frp->fr_next != NULL) | |
2696 frp = frp->fr_next; | |
2697 if (wfh) | |
2698 /* Advance back for frames with one window with 'wfh' set. */ | |
2699 while (frame_fixed_height(frp)) | |
2700 frp = frp->fr_prev; | |
2701 } | |
2702 | |
2703 extra_lines = height - topfrp->fr_height; | |
2704 if (extra_lines < 0) | |
2705 { | |
2706 /* reduce height of contained frames, bottom or top frame first */ | |
2707 while (frp != NULL) | |
2708 { | |
2709 h = frame_minheight(frp, NULL); | |
2710 if (frp->fr_height + extra_lines < h) | |
2711 { | |
2712 extra_lines += frp->fr_height - h; | |
2713 frame_new_height(frp, h, topfirst, wfh); | |
2714 } | |
2715 else | |
2716 { | |
2717 frame_new_height(frp, frp->fr_height + extra_lines, | |
2718 topfirst, wfh); | |
2719 break; | |
2720 } | |
2721 if (topfirst) | |
2722 { | |
2723 do | |
2724 frp = frp->fr_next; | |
2725 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2726 } | |
2727 else | |
2728 { | |
2729 do | |
2730 frp = frp->fr_prev; | |
2731 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2732 } | |
2733 /* Increase "height" if we could not reduce enough frames. */ | |
2734 if (frp == NULL) | |
2735 height -= extra_lines; | |
2736 } | |
2737 } | |
2738 else if (extra_lines > 0) | |
2739 { | |
2740 /* increase height of bottom or top frame */ | |
2741 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh); | |
2742 } | |
2743 } | |
2744 topfrp->fr_height = height; | |
2745 } | |
2746 | |
2747 /* | |
2748 * Return TRUE if height of frame "frp" should not be changed because of | |
2749 * the 'winfixheight' option. | |
2750 */ | |
2751 static int | |
2752 frame_fixed_height(frp) | |
2753 frame_T *frp; | |
2754 { | |
2755 /* frame with one window: fixed height if 'winfixheight' set. */ | |
2756 if (frp->fr_win != NULL) | |
2757 return frp->fr_win->w_p_wfh; | |
2758 | |
2759 if (frp->fr_layout == FR_ROW) | |
2760 { | |
2761 /* The frame is fixed height if one of the frames in the row is fixed | |
2762 * height. */ | |
2763 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2764 if (frame_fixed_height(frp)) | |
2765 return TRUE; | |
2766 return FALSE; | |
2767 } | |
2768 | |
2769 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the | |
2770 * frames in the row are fixed height. */ | |
2771 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2772 if (!frame_fixed_height(frp)) | |
2773 return FALSE; | |
2774 return TRUE; | |
2775 } | |
2776 | |
2777 #ifdef FEAT_VERTSPLIT | |
2778 /* | |
779 | 2779 * Return TRUE if width of frame "frp" should not be changed because of |
2780 * the 'winfixwidth' option. | |
2781 */ | |
2782 static int | |
2783 frame_fixed_width(frp) | |
2784 frame_T *frp; | |
2785 { | |
2786 /* frame with one window: fixed width if 'winfixwidth' set. */ | |
2787 if (frp->fr_win != NULL) | |
2788 return frp->fr_win->w_p_wfw; | |
2789 | |
2790 if (frp->fr_layout == FR_COL) | |
2791 { | |
2792 /* The frame is fixed width if one of the frames in the row is fixed | |
2793 * width. */ | |
2794 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2795 if (frame_fixed_width(frp)) | |
2796 return TRUE; | |
2797 return FALSE; | |
2798 } | |
2799 | |
2800 /* frp->fr_layout == FR_ROW: The frame is fixed width if all of the | |
2801 * frames in the row are fixed width. */ | |
2802 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2803 if (!frame_fixed_width(frp)) | |
2804 return FALSE; | |
2805 return TRUE; | |
2806 } | |
2807 | |
2808 /* | |
7 | 2809 * Add a status line to windows at the bottom of "frp". |
2810 * Note: Does not check if there is room! | |
2811 */ | |
2812 static void | |
2813 frame_add_statusline(frp) | |
2814 frame_T *frp; | |
2815 { | |
2816 win_T *wp; | |
2817 | |
2818 if (frp->fr_layout == FR_LEAF) | |
2819 { | |
2820 wp = frp->fr_win; | |
2821 if (wp->w_status_height == 0) | |
2822 { | |
2823 if (wp->w_height > 0) /* don't make it negative */ | |
2824 --wp->w_height; | |
2825 wp->w_status_height = STATUS_HEIGHT; | |
2826 } | |
2827 } | |
2828 else if (frp->fr_layout == FR_ROW) | |
2829 { | |
2830 /* Handle all the frames in the row. */ | |
2831 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2832 frame_add_statusline(frp); | |
2833 } | |
2834 else /* frp->fr_layout == FR_COL */ | |
2835 { | |
2836 /* Only need to handle the last frame in the column. */ | |
2837 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next) | |
2838 ; | |
2839 frame_add_statusline(frp); | |
2840 } | |
2841 } | |
2842 | |
2843 /* | |
2844 * Set width of a frame. Handles recursively going through contained frames. | |
2845 * May remove separator line for windows at the right side (for win_close()). | |
2846 */ | |
2847 static void | |
779 | 2848 frame_new_width(topfrp, width, leftfirst, wfw) |
7 | 2849 frame_T *topfrp; |
2850 int width; | |
2851 int leftfirst; /* resize leftmost contained frame first */ | |
779 | 2852 int wfw; /* obey 'winfixwidth' when there is a choice; |
2853 may cause the width not to be set */ | |
7 | 2854 { |
2855 frame_T *frp; | |
2856 int extra_cols; | |
2857 int w; | |
2858 win_T *wp; | |
2859 | |
2860 if (topfrp->fr_layout == FR_LEAF) | |
2861 { | |
2862 /* Simple case: just one window. */ | |
2863 wp = topfrp->fr_win; | |
2864 /* Find out if there are any windows right of this one. */ | |
2865 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent) | |
2866 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL) | |
2867 break; | |
2868 if (frp->fr_parent == NULL) | |
2869 wp->w_vsep_width = 0; | |
2870 win_new_width(wp, width - wp->w_vsep_width); | |
2871 } | |
2872 else if (topfrp->fr_layout == FR_COL) | |
2873 { | |
779 | 2874 do |
2875 { | |
2876 /* All frames in this column get the same new width. */ | |
2877 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2878 { | |
2879 frame_new_width(frp, width, leftfirst, wfw); | |
2880 if (frp->fr_width > width) | |
2881 { | |
2882 /* Could not fit the windows, make whole column wider. */ | |
2883 width = frp->fr_width; | |
2884 break; | |
2885 } | |
2886 } | |
2887 } while (frp != NULL); | |
7 | 2888 } |
2889 else /* fr_layout == FR_ROW */ | |
2890 { | |
2891 /* Complicated case: Resize a row of frames. Resize the rightmost | |
2892 * frame first, frames left of it when needed. */ | |
2893 | |
2894 frp = topfrp->fr_child; | |
779 | 2895 if (wfw) |
2896 /* Advance past frames with one window with 'wfw' set. */ | |
2897 while (frame_fixed_width(frp)) | |
2898 { | |
2899 frp = frp->fr_next; | |
2900 if (frp == NULL) | |
2901 return; /* no frame without 'wfw', give up */ | |
2902 } | |
7 | 2903 if (!leftfirst) |
779 | 2904 { |
2905 /* Find the rightmost frame of this row */ | |
7 | 2906 while (frp->fr_next != NULL) |
2907 frp = frp->fr_next; | |
779 | 2908 if (wfw) |
2909 /* Advance back for frames with one window with 'wfw' set. */ | |
2910 while (frame_fixed_width(frp)) | |
2911 frp = frp->fr_prev; | |
2912 } | |
7 | 2913 |
2914 extra_cols = width - topfrp->fr_width; | |
2915 if (extra_cols < 0) | |
2916 { | |
2917 /* reduce frame width, rightmost frame first */ | |
2918 while (frp != NULL) | |
2919 { | |
2920 w = frame_minwidth(frp, NULL); | |
2921 if (frp->fr_width + extra_cols < w) | |
2922 { | |
2923 extra_cols += frp->fr_width - w; | |
779 | 2924 frame_new_width(frp, w, leftfirst, wfw); |
7 | 2925 } |
2926 else | |
2927 { | |
779 | 2928 frame_new_width(frp, frp->fr_width + extra_cols, |
2929 leftfirst, wfw); | |
7 | 2930 break; |
2931 } | |
2932 if (leftfirst) | |
779 | 2933 { |
2934 do | |
2935 frp = frp->fr_next; | |
2936 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2937 } | |
7 | 2938 else |
779 | 2939 { |
2940 do | |
2941 frp = frp->fr_prev; | |
2942 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2943 } | |
2944 /* Increase "width" if we could not reduce enough frames. */ | |
2945 if (frp == NULL) | |
2946 width -= extra_cols; | |
7 | 2947 } |
2948 } | |
2949 else if (extra_cols > 0) | |
2950 { | |
2951 /* increase width of rightmost frame */ | |
779 | 2952 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw); |
7 | 2953 } |
2954 } | |
2955 topfrp->fr_width = width; | |
2956 } | |
2957 | |
2958 /* | |
2959 * Add the vertical separator to windows at the right side of "frp". | |
2960 * Note: Does not check if there is room! | |
2961 */ | |
2962 static void | |
2963 frame_add_vsep(frp) | |
2964 frame_T *frp; | |
2965 { | |
2966 win_T *wp; | |
2967 | |
2968 if (frp->fr_layout == FR_LEAF) | |
2969 { | |
2970 wp = frp->fr_win; | |
2971 if (wp->w_vsep_width == 0) | |
2972 { | |
2973 if (wp->w_width > 0) /* don't make it negative */ | |
2974 --wp->w_width; | |
2975 wp->w_vsep_width = 1; | |
2976 } | |
2977 } | |
2978 else if (frp->fr_layout == FR_COL) | |
2979 { | |
2980 /* Handle all the frames in the column. */ | |
2981 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2982 frame_add_vsep(frp); | |
2983 } | |
2984 else /* frp->fr_layout == FR_ROW */ | |
2985 { | |
2986 /* Only need to handle the last frame in the row. */ | |
2987 frp = frp->fr_child; | |
2988 while (frp->fr_next != NULL) | |
2989 frp = frp->fr_next; | |
2990 frame_add_vsep(frp); | |
2991 } | |
2992 } | |
2993 | |
2994 /* | |
2995 * Set frame width from the window it contains. | |
2996 */ | |
2997 static void | |
2998 frame_fix_width(wp) | |
2999 win_T *wp; | |
3000 { | |
3001 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width; | |
3002 } | |
3003 #endif | |
3004 | |
3005 /* | |
3006 * Set frame height from the window it contains. | |
3007 */ | |
3008 static void | |
3009 frame_fix_height(wp) | |
3010 win_T *wp; | |
3011 { | |
3012 wp->w_frame->fr_height = wp->w_height + wp->w_status_height; | |
3013 } | |
3014 | |
3015 /* | |
3016 * Compute the minimal height for frame "topfrp". | |
3017 * Uses the 'winminheight' option. | |
3018 * When "next_curwin" isn't NULL, use p_wh for this window. | |
3019 * When "next_curwin" is NOWIN, don't use at least one line for the current | |
3020 * window. | |
3021 */ | |
3022 static int | |
3023 frame_minheight(topfrp, next_curwin) | |
3024 frame_T *topfrp; | |
3025 win_T *next_curwin; | |
3026 { | |
3027 frame_T *frp; | |
3028 int m; | |
3029 #ifdef FEAT_VERTSPLIT | |
3030 int n; | |
3031 #endif | |
3032 | |
3033 if (topfrp->fr_win != NULL) | |
3034 { | |
3035 if (topfrp->fr_win == next_curwin) | |
3036 m = p_wh + topfrp->fr_win->w_status_height; | |
3037 else | |
3038 { | |
3039 /* window: minimal height of the window plus status line */ | |
3040 m = p_wmh + topfrp->fr_win->w_status_height; | |
3041 /* Current window is minimal one line high */ | |
3042 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3043 ++m; | |
3044 } | |
3045 } | |
3046 #ifdef FEAT_VERTSPLIT | |
3047 else if (topfrp->fr_layout == FR_ROW) | |
3048 { | |
3049 /* get the minimal height from each frame in this row */ | |
3050 m = 0; | |
3051 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3052 { | |
3053 n = frame_minheight(frp, next_curwin); | |
3054 if (n > m) | |
3055 m = n; | |
3056 } | |
3057 } | |
3058 #endif | |
3059 else | |
3060 { | |
3061 /* Add up the minimal heights for all frames in this column. */ | |
3062 m = 0; | |
3063 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3064 m += frame_minheight(frp, next_curwin); | |
3065 } | |
3066 | |
3067 return m; | |
3068 } | |
3069 | |
3070 #ifdef FEAT_VERTSPLIT | |
3071 /* | |
3072 * Compute the minimal width for frame "topfrp". | |
3073 * When "next_curwin" isn't NULL, use p_wiw for this window. | |
3074 * When "next_curwin" is NOWIN, don't use at least one column for the current | |
3075 * window. | |
3076 */ | |
3077 static int | |
3078 frame_minwidth(topfrp, next_curwin) | |
3079 frame_T *topfrp; | |
3080 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */ | |
3081 { | |
3082 frame_T *frp; | |
3083 int m, n; | |
3084 | |
3085 if (topfrp->fr_win != NULL) | |
3086 { | |
3087 if (topfrp->fr_win == next_curwin) | |
3088 m = p_wiw + topfrp->fr_win->w_vsep_width; | |
3089 else | |
3090 { | |
3091 /* window: minimal width of the window plus separator column */ | |
3092 m = p_wmw + topfrp->fr_win->w_vsep_width; | |
3093 /* Current window is minimal one column wide */ | |
3094 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3095 ++m; | |
3096 } | |
3097 } | |
3098 else if (topfrp->fr_layout == FR_COL) | |
3099 { | |
3100 /* get the minimal width from each frame in this column */ | |
3101 m = 0; | |
3102 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3103 { | |
3104 n = frame_minwidth(frp, next_curwin); | |
3105 if (n > m) | |
3106 m = n; | |
3107 } | |
3108 } | |
3109 else | |
3110 { | |
3111 /* Add up the minimal widths for all frames in this row. */ | |
3112 m = 0; | |
3113 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3114 m += frame_minwidth(frp, next_curwin); | |
3115 } | |
3116 | |
3117 return m; | |
3118 } | |
3119 #endif | |
3120 | |
3121 | |
3122 /* | |
3123 * Try to close all windows except current one. | |
3124 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is | |
3125 * used and the buffer was modified. | |
3126 * | |
3127 * Used by ":bdel" and ":only". | |
3128 */ | |
3129 void | |
3130 close_others(message, forceit) | |
3131 int message; | |
3132 int forceit; /* always hide all other windows */ | |
3133 { | |
3134 win_T *wp; | |
3135 win_T *nextwp; | |
3136 int r; | |
3137 | |
1906 | 3138 if (one_window()) |
7 | 3139 { |
3140 if (message | |
3141 #ifdef FEAT_AUTOCMD | |
3142 && !autocmd_busy | |
3143 #endif | |
3144 ) | |
826 | 3145 MSG(_(m_onlyone)); |
7 | 3146 return; |
3147 } | |
3148 | |
3149 /* Be very careful here: autocommands may change the window layout. */ | |
3150 for (wp = firstwin; win_valid(wp); wp = nextwp) | |
3151 { | |
3152 nextwp = wp->w_next; | |
3153 if (wp != curwin) /* don't close current window */ | |
3154 { | |
3155 | |
3156 /* Check if it's allowed to abandon this window */ | |
3157 r = can_abandon(wp->w_buffer, forceit); | |
3158 #ifdef FEAT_AUTOCMD | |
3159 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3160 { | |
3161 nextwp = firstwin; | |
3162 continue; | |
3163 } | |
3164 #endif | |
3165 if (!r) | |
3166 { | |
3167 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
3168 if (message && (p_confirm || cmdmod.confirm) && p_write) | |
3169 { | |
3170 dialog_changed(wp->w_buffer, FALSE); | |
3171 # ifdef FEAT_AUTOCMD | |
3172 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3173 { | |
3174 nextwp = firstwin; | |
3175 continue; | |
3176 } | |
3177 # endif | |
3178 } | |
3179 if (bufIsChanged(wp->w_buffer)) | |
3180 #endif | |
3181 continue; | |
3182 } | |
3183 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer)); | |
3184 } | |
3185 } | |
3186 | |
667 | 3187 if (message && lastwin != firstwin) |
7 | 3188 EMSG(_("E445: Other window contains changes")); |
3189 } | |
3190 | |
3191 #endif /* FEAT_WINDOWS */ | |
3192 | |
3193 /* | |
675 | 3194 * Init the current window "curwin". |
3195 * Called when a new file is being edited. | |
7 | 3196 */ |
3197 void | |
675 | 3198 curwin_init() |
7 | 3199 { |
1918 | 3200 win_init_empty(curwin); |
3201 } | |
3202 | |
3203 void | |
3204 win_init_empty(wp) | |
3205 win_T *wp; | |
3206 { | |
3207 redraw_win_later(wp, NOT_VALID); | |
3208 wp->w_lines_valid = 0; | |
3209 wp->w_cursor.lnum = 1; | |
3210 wp->w_curswant = wp->w_cursor.col = 0; | |
7 | 3211 #ifdef FEAT_VIRTUALEDIT |
1918 | 3212 wp->w_cursor.coladd = 0; |
3213 #endif | |
3214 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */ | |
3215 wp->w_pcmark.col = 0; | |
3216 wp->w_prev_pcmark.lnum = 0; | |
3217 wp->w_prev_pcmark.col = 0; | |
3218 wp->w_topline = 1; | |
7 | 3219 #ifdef FEAT_DIFF |
1918 | 3220 wp->w_topfill = 0; |
3221 #endif | |
3222 wp->w_botline = 2; | |
7 | 3223 #ifdef FEAT_FKMAP |
1918 | 3224 if (wp->w_p_rl) |
3225 wp->w_farsi = W_CONV + W_R_L; | |
7 | 3226 else |
1918 | 3227 wp->w_farsi = W_CONV; |
7 | 3228 #endif |
3229 } | |
3230 | |
3231 /* | |
3232 * Allocate the first window and put an empty buffer in it. | |
3233 * Called from main(). | |
667 | 3234 * Return FAIL when something goes wrong (out of memory). |
7 | 3235 */ |
667 | 3236 int |
7 | 3237 win_alloc_first() |
3238 { | |
675 | 3239 if (win_alloc_firstwin(NULL) == FAIL) |
667 | 3240 return FAIL; |
3241 | |
3242 #ifdef FEAT_WINDOWS | |
672 | 3243 first_tabpage = alloc_tabpage(); |
667 | 3244 if (first_tabpage == NULL) |
3245 return FAIL; | |
3246 first_tabpage->tp_topframe = topframe; | |
672 | 3247 curtab = first_tabpage; |
667 | 3248 #endif |
1906 | 3249 |
667 | 3250 return OK; |
3251 } | |
3252 | |
1906 | 3253 #if defined(FEAT_AUTOCMD) || defined(PROTO) |
3254 /* | |
3255 * Init "aucmd_win". This can only be done after the first | |
3256 * window is fully initialized, thus it can't be in win_alloc_first(). | |
3257 */ | |
3258 void | |
3259 win_alloc_aucmd_win() | |
3260 { | |
3261 aucmd_win = win_alloc(NULL, TRUE); | |
3262 if (aucmd_win != NULL) | |
3263 { | |
3264 win_init_some(aucmd_win, curwin); | |
3265 # ifdef FEAT_SCROLLBIND | |
3266 aucmd_win->w_p_scb = FALSE; | |
3267 # endif | |
3268 new_frame(aucmd_win); | |
3269 } | |
3270 } | |
3271 #endif | |
3272 | |
667 | 3273 /* |
675 | 3274 * Allocate the first window or the first window in a new tab page. |
3275 * When "oldwin" is NULL create an empty buffer for it. | |
3276 * When "oldwin" is not NULL copy info from it to the new window (only with | |
3277 * FEAT_WINDOWS). | |
667 | 3278 * Return FAIL when something goes wrong (out of memory). |
3279 */ | |
3280 static int | |
675 | 3281 win_alloc_firstwin(oldwin) |
3282 win_T *oldwin; | |
667 | 3283 { |
1906 | 3284 curwin = win_alloc(NULL, FALSE); |
675 | 3285 if (oldwin == NULL) |
3286 { | |
3287 /* Very first window, need to create an empty buffer for it and | |
3288 * initialize from scratch. */ | |
3289 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED); | |
3290 if (curwin == NULL || curbuf == NULL) | |
3291 return FAIL; | |
3292 curwin->w_buffer = curbuf; | |
3293 curbuf->b_nwindows = 1; /* there is one window */ | |
7 | 3294 #ifdef FEAT_WINDOWS |
675 | 3295 curwin->w_alist = &global_alist; |
3296 #endif | |
3297 curwin_init(); /* init current window */ | |
3298 } | |
3299 #ifdef FEAT_WINDOWS | |
3300 else | |
3301 { | |
3302 /* First window in new tab page, initialize it from "oldwin". */ | |
1822 | 3303 win_init(curwin, oldwin, 0); |
675 | 3304 |
3305 # ifdef FEAT_SCROLLBIND | |
3306 /* We don't want scroll-binding in the first window. */ | |
3307 curwin->w_p_scb = FALSE; | |
3308 # endif | |
3309 } | |
3310 #endif | |
7 | 3311 |
1906 | 3312 new_frame(curwin); |
3313 if (curwin->w_frame == NULL) | |
667 | 3314 return FAIL; |
1906 | 3315 topframe = curwin->w_frame; |
7 | 3316 #ifdef FEAT_VERTSPLIT |
3317 topframe->fr_width = Columns; | |
3318 #endif | |
3319 topframe->fr_height = Rows - p_ch; | |
3320 topframe->fr_win = curwin; | |
667 | 3321 |
3322 return OK; | |
3323 } | |
3324 | |
3325 /* | |
1906 | 3326 * Create a frame for window "wp". |
3327 */ | |
3328 static void | |
3329 new_frame(win_T *wp) | |
3330 { | |
3331 frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
3332 | |
3333 wp->w_frame = frp; | |
3334 if (frp != NULL) | |
3335 { | |
3336 frp->fr_layout = FR_LEAF; | |
3337 frp->fr_win = wp; | |
3338 } | |
3339 } | |
3340 | |
3341 /* | |
667 | 3342 * Initialize the window and frame size to the maximum. |
3343 */ | |
3344 void | |
3345 win_init_size() | |
3346 { | |
3347 firstwin->w_height = ROWS_AVAIL; | |
3348 topframe->fr_height = ROWS_AVAIL; | |
3349 #ifdef FEAT_VERTSPLIT | |
3350 firstwin->w_width = Columns; | |
3351 topframe->fr_width = Columns; | |
3352 #endif | |
7 | 3353 } |
3354 | |
3355 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
672 | 3356 |
3357 /* | |
3358 * Allocate a new tabpage_T and init the values. | |
3359 * Returns NULL when out of memory. | |
3360 */ | |
3361 static tabpage_T * | |
3362 alloc_tabpage() | |
3363 { | |
3364 tabpage_T *tp; | |
3365 | |
3366 tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T)); | |
3367 if (tp != NULL) | |
3368 { | |
788 | 3369 # ifdef FEAT_GUI |
3370 int i; | |
3371 | |
3372 for (i = 0; i < 3; i++) | |
3373 tp->tp_prev_which_scrollbars[i] = -1; | |
3374 # endif | |
672 | 3375 # ifdef FEAT_DIFF |
3376 tp->tp_diff_invalid = TRUE; | |
3377 # endif | |
819 | 3378 #ifdef FEAT_EVAL |
3379 /* init t: variables */ | |
3380 init_var_dict(&tp->tp_vars, &tp->tp_winvar); | |
3381 #endif | |
824 | 3382 tp->tp_ch_used = p_ch; |
672 | 3383 } |
3384 return tp; | |
3385 } | |
3386 | |
852 | 3387 void |
672 | 3388 free_tabpage(tp) |
3389 tabpage_T *tp; | |
3390 { | |
1906 | 3391 int idx; |
3392 | |
672 | 3393 # ifdef FEAT_DIFF |
3394 diff_clear(tp); | |
3395 # endif | |
1906 | 3396 for (idx = 0; idx < SNAP_COUNT; ++idx) |
3397 clear_snapshot(tp, idx); | |
819 | 3398 #ifdef FEAT_EVAL |
3399 vars_clear(&tp->tp_vars.dv_hashtab); /* free all t: variables */ | |
3400 #endif | |
672 | 3401 vim_free(tp); |
3402 } | |
3403 | |
667 | 3404 /* |
675 | 3405 * Create a new Tab page with one window. |
3406 * It will edit the current buffer, like after ":split". | |
682 | 3407 * When "after" is 0 put it just after the current Tab page. |
3408 * Otherwise put it just before tab page "after". | |
667 | 3409 * Return FAIL or OK. |
3410 */ | |
3411 int | |
682 | 3412 win_new_tabpage(after) |
3413 int after; | |
667 | 3414 { |
672 | 3415 tabpage_T *tp = curtab; |
667 | 3416 tabpage_T *newtp; |
682 | 3417 int n; |
667 | 3418 |
672 | 3419 newtp = alloc_tabpage(); |
667 | 3420 if (newtp == NULL) |
3421 return FAIL; | |
3422 | |
3423 /* Remember the current windows in this Tab page. */ | |
675 | 3424 if (leave_tabpage(curbuf) == FAIL) |
674 | 3425 { |
3426 vim_free(newtp); | |
3427 return FAIL; | |
3428 } | |
672 | 3429 curtab = newtp; |
667 | 3430 |
3431 /* Create a new empty window. */ | |
675 | 3432 if (win_alloc_firstwin(tp->tp_curwin) == OK) |
667 | 3433 { |
3434 /* Make the new Tab page the new topframe. */ | |
682 | 3435 if (after == 1) |
3436 { | |
3437 /* New tab page becomes the first one. */ | |
3438 newtp->tp_next = first_tabpage; | |
3439 first_tabpage = newtp; | |
3440 } | |
3441 else | |
3442 { | |
3443 if (after > 0) | |
3444 { | |
3445 /* Put new tab page before tab page "after". */ | |
3446 n = 2; | |
3447 for (tp = first_tabpage; tp->tp_next != NULL | |
3448 && n < after; tp = tp->tp_next) | |
3449 ++n; | |
3450 } | |
3451 newtp->tp_next = tp->tp_next; | |
3452 tp->tp_next = newtp; | |
3453 } | |
667 | 3454 win_init_size(); |
685 | 3455 firstwin->w_winrow = tabline_height(); |
819 | 3456 win_comp_scroll(curwin); |
667 | 3457 |
3458 newtp->tp_topframe = topframe; | |
671 | 3459 last_status(FALSE); |
815 | 3460 |
3461 #if defined(FEAT_GUI) | |
3462 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3463 * scrollbars. Have to update them anyway. */ | |
1906 | 3464 gui_may_update_scrollbars(); |
815 | 3465 #endif |
3466 | |
667 | 3467 redraw_all_later(CLEAR); |
675 | 3468 #ifdef FEAT_AUTOCMD |
3469 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
3470 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
3471 #endif | |
667 | 3472 return OK; |
3473 } | |
3474 | |
3475 /* Failed, get back the previous Tab page */ | |
674 | 3476 enter_tabpage(curtab, curbuf); |
667 | 3477 return FAIL; |
3478 } | |
3479 | |
3480 /* | |
682 | 3481 * Open a new tab page if ":tab cmd" was used. It will edit the same buffer, |
3482 * like with ":split". | |
3483 * Returns OK if a new tab page was created, FAIL otherwise. | |
3484 */ | |
3485 int | |
3486 may_open_tabpage() | |
3487 { | |
1090 | 3488 int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab; |
3489 | |
3490 if (n != 0) | |
682 | 3491 { |
3492 cmdmod.tab = 0; /* reset it to avoid doing it twice */ | |
1090 | 3493 postponed_split_tab = 0; |
682 | 3494 return win_new_tabpage(n); |
3495 } | |
3496 return FAIL; | |
3497 } | |
3498 | |
3499 /* | |
672 | 3500 * Create up to "maxcount" tabpages with empty windows. |
3501 * Returns the number of resulting tab pages. | |
667 | 3502 */ |
672 | 3503 int |
3504 make_tabpages(maxcount) | |
3505 int maxcount; | |
667 | 3506 { |
672 | 3507 int count = maxcount; |
3508 int todo; | |
3509 | |
698 | 3510 /* Limit to 'tabpagemax' tabs. */ |
3511 if (count > p_tpm) | |
3512 count = p_tpm; | |
672 | 3513 |
3514 #ifdef FEAT_AUTOCMD | |
3515 /* | |
3516 * Don't execute autocommands while creating the tab pages. Must do that | |
3517 * when putting the buffers in the windows. | |
3518 */ | |
1410 | 3519 block_autocmds(); |
672 | 3520 #endif |
3521 | |
3522 for (todo = count - 1; todo > 0; --todo) | |
682 | 3523 if (win_new_tabpage(0) == FAIL) |
667 | 3524 break; |
672 | 3525 |
3526 #ifdef FEAT_AUTOCMD | |
1410 | 3527 unblock_autocmds(); |
672 | 3528 #endif |
3529 | |
3530 /* return actual number of tab pages */ | |
3531 return (count - todo); | |
667 | 3532 } |
3533 | |
3534 /* | |
671 | 3535 * Return TRUE when "tpc" points to a valid tab page. |
3536 */ | |
3537 int | |
3538 valid_tabpage(tpc) | |
3539 tabpage_T *tpc; | |
3540 { | |
3541 tabpage_T *tp; | |
3542 | |
3543 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3544 if (tp == tpc) | |
3545 return TRUE; | |
3546 return FALSE; | |
3547 } | |
3548 | |
3549 /* | |
3550 * Find tab page "n" (first one is 1). Returns NULL when not found. | |
3551 */ | |
3552 tabpage_T * | |
3553 find_tabpage(n) | |
3554 int n; | |
3555 { | |
3556 tabpage_T *tp; | |
3557 int i = 1; | |
3558 | |
3559 for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next) | |
3560 ++i; | |
3561 return tp; | |
3562 } | |
3563 | |
3564 /* | |
685 | 3565 * Get index of tab page "tp". First one has index 1. |
686 | 3566 * When not found returns number of tab pages plus one. |
685 | 3567 */ |
3568 int | |
3569 tabpage_index(ftp) | |
3570 tabpage_T *ftp; | |
3571 { | |
3572 int i = 1; | |
3573 tabpage_T *tp; | |
3574 | |
3575 for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next) | |
3576 ++i; | |
3577 return i; | |
3578 } | |
3579 | |
3580 /* | |
674 | 3581 * Prepare for leaving the current tab page. |
3582 * When autocomands change "curtab" we don't leave the tab page and return | |
3583 * FAIL. | |
3584 * Careful: When OK is returned need to get a new tab page very very soon! | |
667 | 3585 */ |
674 | 3586 static int |
3587 leave_tabpage(new_curbuf) | |
1887 | 3588 buf_T *new_curbuf UNUSED; /* what is going to be the new curbuf, |
674 | 3589 NULL if unknown */ |
667 | 3590 { |
674 | 3591 tabpage_T *tp = curtab; |
3592 | |
819 | 3593 #ifdef FEAT_VISUAL |
3594 reset_VIsual_and_resel(); /* stop Visual mode */ | |
3595 #endif | |
674 | 3596 #ifdef FEAT_AUTOCMD |
3597 if (new_curbuf != curbuf) | |
3598 { | |
3599 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
3600 if (curtab != tp) | |
3601 return FAIL; | |
3602 } | |
3603 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
3604 if (curtab != tp) | |
3605 return FAIL; | |
675 | 3606 apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf); |
674 | 3607 if (curtab != tp) |
3608 return FAIL; | |
3609 #endif | |
668 | 3610 #if defined(FEAT_GUI) |
3611 /* Remove the scrollbars. They may be added back later. */ | |
3612 if (gui.in_use) | |
3613 gui_remove_scrollbars(); | |
3614 #endif | |
667 | 3615 tp->tp_curwin = curwin; |
671 | 3616 tp->tp_prevwin = prevwin; |
667 | 3617 tp->tp_firstwin = firstwin; |
3618 tp->tp_lastwin = lastwin; | |
668 | 3619 tp->tp_old_Rows = Rows; |
3620 tp->tp_old_Columns = Columns; | |
667 | 3621 firstwin = NULL; |
3622 lastwin = NULL; | |
674 | 3623 return OK; |
667 | 3624 } |
3625 | |
3626 /* | |
3627 * Start using tab page "tp". | |
675 | 3628 * Only to be used after leave_tabpage() or freeing the current tab page. |
667 | 3629 */ |
3630 static void | |
3631 enter_tabpage(tp, old_curbuf) | |
3632 tabpage_T *tp; | |
1887 | 3633 buf_T *old_curbuf UNUSED; |
667 | 3634 { |
668 | 3635 int old_off = tp->tp_firstwin->w_winrow; |
870 | 3636 win_T *next_prevwin = tp->tp_prevwin; |
668 | 3637 |
672 | 3638 curtab = tp; |
667 | 3639 firstwin = tp->tp_firstwin; |
3640 lastwin = tp->tp_lastwin; | |
3641 topframe = tp->tp_topframe; | |
870 | 3642 |
3643 /* We would like doing the TabEnter event first, but we don't have a | |
3644 * valid current window yet, which may break some commands. | |
3645 * This triggers autocommands, thus may make "tp" invalid. */ | |
3646 win_enter_ext(tp->tp_curwin, FALSE, TRUE); | |
3647 prevwin = next_prevwin; | |
3648 | |
675 | 3649 #ifdef FEAT_AUTOCMD |
3650 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
870 | 3651 |
667 | 3652 if (old_curbuf != curbuf) |
3653 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
3654 #endif | |
3655 | |
668 | 3656 last_status(FALSE); /* status line may appear or disappear */ |
3657 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
672 | 3658 must_redraw = CLEAR; /* need to redraw everything */ |
3659 #ifdef FEAT_DIFF | |
3660 diff_need_scrollbind = TRUE; | |
3661 #endif | |
668 | 3662 |
3663 /* The tabpage line may have appeared or disappeared, may need to resize | |
3664 * the frames for that. When the Vim window was resized need to update | |
824 | 3665 * frame sizes too. Use the stored value of p_ch, so that it can be |
3666 * different for each tab page. */ | |
3667 p_ch = curtab->tp_ch_used; | |
685 | 3668 if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow |
3669 #ifdef FEAT_GUI_TABLINE | |
3670 && !gui_use_tabline() | |
3671 #endif | |
3672 )) | |
668 | 3673 shell_new_rows(); |
3674 #ifdef FEAT_VERTSPLIT | |
674 | 3675 if (curtab->tp_old_Columns != Columns && starting == 0) |
668 | 3676 shell_new_columns(); /* update window widths */ |
3677 #endif | |
3678 | |
3679 #if defined(FEAT_GUI) | |
3680 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3681 * scrollbars. Have to update them anyway. */ | |
1906 | 3682 gui_may_update_scrollbars(); |
667 | 3683 #endif |
3684 | |
3685 redraw_all_later(CLEAR); | |
3686 } | |
3687 | |
3688 /* | |
3689 * Go to tab page "n". For ":tab N" and "Ngt". | |
685 | 3690 * When "n" is 9999 go to the last tab page. |
667 | 3691 */ |
3692 void | |
3693 goto_tabpage(n) | |
3694 int n; | |
3695 { | |
3696 tabpage_T *tp; | |
682 | 3697 tabpage_T *ttp; |
667 | 3698 int i; |
3699 | |
857 | 3700 if (text_locked()) |
3701 { | |
3702 /* Not allowed when editing the command line. */ | |
3703 #ifdef FEAT_CMDWIN | |
3704 if (cmdwin_type != 0) | |
3705 EMSG(_(e_cmdwin)); | |
3706 else | |
3707 #endif | |
3708 EMSG(_(e_secure)); | |
3709 return; | |
3710 } | |
3711 | |
675 | 3712 /* If there is only one it can't work. */ |
3713 if (first_tabpage->tp_next == NULL) | |
3714 { | |
3715 if (n > 1) | |
3716 beep_flush(); | |
3717 return; | |
3718 } | |
3719 | |
667 | 3720 if (n == 0) |
3721 { | |
3722 /* No count, go to next tab page, wrap around end. */ | |
674 | 3723 if (curtab->tp_next == NULL) |
667 | 3724 tp = first_tabpage; |
3725 else | |
674 | 3726 tp = curtab->tp_next; |
667 | 3727 } |
682 | 3728 else if (n < 0) |
3729 { | |
3730 /* "gT": go to previous tab page, wrap around end. "N gT" repeats | |
3731 * this N times. */ | |
3732 ttp = curtab; | |
3733 for (i = n; i < 0; ++i) | |
3734 { | |
3735 for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL; | |
3736 tp = tp->tp_next) | |
3737 ; | |
3738 ttp = tp; | |
3739 } | |
3740 } | |
685 | 3741 else if (n == 9999) |
3742 { | |
3743 /* Go to last tab page. */ | |
3744 for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next) | |
3745 ; | |
3746 } | |
667 | 3747 else |
3748 { | |
3749 /* Go to tab page "n". */ | |
685 | 3750 tp = find_tabpage(n); |
671 | 3751 if (tp == NULL) |
3752 { | |
3753 beep_flush(); | |
3754 return; | |
3755 } | |
667 | 3756 } |
3757 | |
685 | 3758 goto_tabpage_tp(tp); |
3759 | |
3760 #ifdef FEAT_GUI_TABLINE | |
3761 if (gui_use_tabline()) | |
690 | 3762 gui_mch_set_curtab(tabpage_index(curtab)); |
685 | 3763 #endif |
3764 } | |
3765 | |
3766 /* | |
3767 * Go to tabpage "tp". | |
3768 * Note: doesn't update the GUI tab. | |
3769 */ | |
3770 void | |
3771 goto_tabpage_tp(tp) | |
3772 tabpage_T *tp; | |
3773 { | |
682 | 3774 if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer) == OK) |
674 | 3775 { |
3776 if (valid_tabpage(tp)) | |
3777 enter_tabpage(tp, curbuf); | |
3778 else | |
3779 enter_tabpage(curtab, curbuf); | |
3780 } | |
667 | 3781 } |
7 | 3782 |
3783 /* | |
825 | 3784 * Enter window "wp" in tab page "tp". |
3785 * Also updates the GUI tab. | |
3786 */ | |
3787 void | |
3788 goto_tabpage_win(tp, wp) | |
3789 tabpage_T *tp; | |
3790 win_T *wp; | |
3791 { | |
3792 goto_tabpage_tp(tp); | |
3793 if (curtab == tp && win_valid(wp)) | |
3794 { | |
3795 win_enter(wp, TRUE); | |
3796 # ifdef FEAT_GUI_TABLINE | |
3797 if (gui_use_tabline()) | |
3798 gui_mch_set_curtab(tabpage_index(curtab)); | |
3799 # endif | |
3800 } | |
3801 } | |
3802 | |
3803 /* | |
682 | 3804 * Move the current tab page to before tab page "nr". |
3805 */ | |
3806 void | |
3807 tabpage_move(nr) | |
3808 int nr; | |
3809 { | |
3810 int n = nr; | |
3811 tabpage_T *tp; | |
3812 | |
3813 if (first_tabpage->tp_next == NULL) | |
3814 return; | |
3815 | |
3816 /* Remove the current tab page from the list of tab pages. */ | |
3817 if (curtab == first_tabpage) | |
3818 first_tabpage = curtab->tp_next; | |
3819 else | |
3820 { | |
3821 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3822 if (tp->tp_next == curtab) | |
3823 break; | |
3824 if (tp == NULL) /* "cannot happen" */ | |
3825 return; | |
3826 tp->tp_next = curtab->tp_next; | |
3827 } | |
3828 | |
3829 /* Re-insert it at the specified position. */ | |
3830 if (n == 0) | |
3831 { | |
3832 curtab->tp_next = first_tabpage; | |
3833 first_tabpage = curtab; | |
3834 } | |
3835 else | |
3836 { | |
3837 for (tp = first_tabpage; tp->tp_next != NULL && n > 1; tp = tp->tp_next) | |
3838 --n; | |
3839 curtab->tp_next = tp->tp_next; | |
3840 tp->tp_next = curtab; | |
3841 } | |
3842 | |
3843 /* Need to redraw the tabline. Tab page contents doesn't change. */ | |
3844 redraw_tabline = TRUE; | |
3845 } | |
3846 | |
3847 | |
3848 /* | |
7 | 3849 * Go to another window. |
3850 * When jumping to another buffer, stop Visual mode. Do this before | |
3851 * changing windows so we can yank the selection into the '*' register. | |
3852 * When jumping to another window on the same buffer, adjust its cursor | |
3853 * position to keep the same Visual area. | |
3854 */ | |
3855 void | |
3856 win_goto(wp) | |
3857 win_T *wp; | |
3858 { | |
633 | 3859 if (text_locked()) |
7 | 3860 { |
3861 beep_flush(); | |
633 | 3862 text_locked_msg(); |
7 | 3863 return; |
3864 } | |
819 | 3865 #ifdef FEAT_AUTOCMD |
3866 if (curbuf_locked()) | |
3867 return; | |
3868 #endif | |
631 | 3869 |
7 | 3870 #ifdef FEAT_VISUAL |
3871 if (wp->w_buffer != curbuf) | |
3872 reset_VIsual_and_resel(); | |
3873 else if (VIsual_active) | |
3874 wp->w_cursor = curwin->w_cursor; | |
3875 #endif | |
3876 | |
3877 #ifdef FEAT_GUI | |
3878 need_mouse_correct = TRUE; | |
3879 #endif | |
3880 win_enter(wp, TRUE); | |
3881 } | |
3882 | |
3883 #if defined(FEAT_PERL) || defined(PROTO) | |
3884 /* | |
3885 * Find window number "winnr" (counting top to bottom). | |
3886 */ | |
3887 win_T * | |
3888 win_find_nr(winnr) | |
3889 int winnr; | |
3890 { | |
3891 win_T *wp; | |
3892 | |
3893 # ifdef FEAT_WINDOWS | |
3894 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
3895 if (--winnr == 0) | |
3896 break; | |
3897 return wp; | |
3898 # else | |
3899 return curwin; | |
3900 # endif | |
3901 } | |
3902 #endif | |
3903 | |
3904 #ifdef FEAT_VERTSPLIT | |
3905 /* | |
3906 * Move to window above or below "count" times. | |
3907 */ | |
3908 static void | |
3909 win_goto_ver(up, count) | |
3910 int up; /* TRUE to go to win above */ | |
3911 long count; | |
3912 { | |
3913 frame_T *fr; | |
3914 frame_T *nfr; | |
3915 frame_T *foundfr; | |
3916 | |
3917 foundfr = curwin->w_frame; | |
3918 while (count--) | |
3919 { | |
3920 /* | |
3921 * First go upwards in the tree of frames until we find a upwards or | |
3922 * downwards neighbor. | |
3923 */ | |
3924 fr = foundfr; | |
3925 for (;;) | |
3926 { | |
3927 if (fr == topframe) | |
3928 goto end; | |
3929 if (up) | |
3930 nfr = fr->fr_prev; | |
3931 else | |
3932 nfr = fr->fr_next; | |
3933 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL) | |
3934 break; | |
3935 fr = fr->fr_parent; | |
3936 } | |
3937 | |
3938 /* | |
3939 * Now go downwards to find the bottom or top frame in it. | |
3940 */ | |
3941 for (;;) | |
3942 { | |
3943 if (nfr->fr_layout == FR_LEAF) | |
3944 { | |
3945 foundfr = nfr; | |
3946 break; | |
3947 } | |
3948 fr = nfr->fr_child; | |
3949 if (nfr->fr_layout == FR_ROW) | |
3950 { | |
3951 /* Find the frame at the cursor row. */ | |
3952 while (fr->fr_next != NULL | |
3953 && frame2win(fr)->w_wincol + fr->fr_width | |
3954 <= curwin->w_wincol + curwin->w_wcol) | |
3955 fr = fr->fr_next; | |
3956 } | |
3957 if (nfr->fr_layout == FR_COL && up) | |
3958 while (fr->fr_next != NULL) | |
3959 fr = fr->fr_next; | |
3960 nfr = fr; | |
3961 } | |
3962 } | |
3963 end: | |
3964 if (foundfr != NULL) | |
3965 win_goto(foundfr->fr_win); | |
3966 } | |
3967 | |
3968 /* | |
3969 * Move to left or right window. | |
3970 */ | |
3971 static void | |
3972 win_goto_hor(left, count) | |
3973 int left; /* TRUE to go to left win */ | |
3974 long count; | |
3975 { | |
3976 frame_T *fr; | |
3977 frame_T *nfr; | |
3978 frame_T *foundfr; | |
3979 | |
3980 foundfr = curwin->w_frame; | |
3981 while (count--) | |
3982 { | |
3983 /* | |
3984 * First go upwards in the tree of frames until we find a left or | |
3985 * right neighbor. | |
3986 */ | |
3987 fr = foundfr; | |
3988 for (;;) | |
3989 { | |
3990 if (fr == topframe) | |
3991 goto end; | |
3992 if (left) | |
3993 nfr = fr->fr_prev; | |
3994 else | |
3995 nfr = fr->fr_next; | |
3996 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL) | |
3997 break; | |
3998 fr = fr->fr_parent; | |
3999 } | |
4000 | |
4001 /* | |
4002 * Now go downwards to find the leftmost or rightmost frame in it. | |
4003 */ | |
4004 for (;;) | |
4005 { | |
4006 if (nfr->fr_layout == FR_LEAF) | |
4007 { | |
4008 foundfr = nfr; | |
4009 break; | |
4010 } | |
4011 fr = nfr->fr_child; | |
4012 if (nfr->fr_layout == FR_COL) | |
4013 { | |
4014 /* Find the frame at the cursor row. */ | |
4015 while (fr->fr_next != NULL | |
4016 && frame2win(fr)->w_winrow + fr->fr_height | |
4017 <= curwin->w_winrow + curwin->w_wrow) | |
4018 fr = fr->fr_next; | |
4019 } | |
4020 if (nfr->fr_layout == FR_ROW && left) | |
4021 while (fr->fr_next != NULL) | |
4022 fr = fr->fr_next; | |
4023 nfr = fr; | |
4024 } | |
4025 } | |
4026 end: | |
4027 if (foundfr != NULL) | |
4028 win_goto(foundfr->fr_win); | |
4029 } | |
4030 #endif | |
4031 | |
4032 /* | |
4033 * Make window "wp" the current window. | |
4034 */ | |
4035 void | |
4036 win_enter(wp, undo_sync) | |
4037 win_T *wp; | |
4038 int undo_sync; | |
4039 { | |
4040 win_enter_ext(wp, undo_sync, FALSE); | |
4041 } | |
4042 | |
4043 /* | |
4044 * Make window wp the current window. | |
4045 * Can be called with "curwin_invalid" TRUE, which means that curwin has just | |
4046 * been closed and isn't valid. | |
4047 */ | |
4048 static void | |
4049 win_enter_ext(wp, undo_sync, curwin_invalid) | |
4050 win_T *wp; | |
4051 int undo_sync; | |
4052 int curwin_invalid; | |
4053 { | |
4054 #ifdef FEAT_AUTOCMD | |
4055 int other_buffer = FALSE; | |
4056 #endif | |
4057 | |
4058 if (wp == curwin && !curwin_invalid) /* nothing to do */ | |
4059 return; | |
4060 | |
4061 #ifdef FEAT_AUTOCMD | |
4062 if (!curwin_invalid) | |
4063 { | |
4064 /* | |
4065 * Be careful: If autocommands delete the window, return now. | |
4066 */ | |
4067 if (wp->w_buffer != curbuf) | |
4068 { | |
4069 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
4070 other_buffer = TRUE; | |
4071 if (!win_valid(wp)) | |
4072 return; | |
4073 } | |
4074 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
4075 if (!win_valid(wp)) | |
4076 return; | |
4077 # ifdef FEAT_EVAL | |
4078 /* autocmds may abort script processing */ | |
4079 if (aborting()) | |
4080 return; | |
4081 # endif | |
4082 } | |
4083 #endif | |
4084 | |
4085 /* sync undo before leaving the current buffer */ | |
4086 if (undo_sync && curbuf != wp->w_buffer) | |
825 | 4087 u_sync(FALSE); |
7 | 4088 /* may have to copy the buffer options when 'cpo' contains 'S' */ |
4089 if (wp->w_buffer != curbuf) | |
4090 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP); | |
4091 if (!curwin_invalid) | |
4092 { | |
4093 prevwin = curwin; /* remember for CTRL-W p */ | |
4094 curwin->w_redr_status = TRUE; | |
4095 } | |
4096 curwin = wp; | |
4097 curbuf = wp->w_buffer; | |
4098 check_cursor(); | |
4099 #ifdef FEAT_VIRTUALEDIT | |
4100 if (!virtual_active()) | |
4101 curwin->w_cursor.coladd = 0; | |
4102 #endif | |
4103 changed_line_abv_curs(); /* assume cursor position needs updating */ | |
4104 | |
4105 if (curwin->w_localdir != NULL) | |
4106 { | |
4107 /* Window has a local directory: Save current directory as global | |
4108 * directory (unless that was done already) and change to the local | |
4109 * directory. */ | |
4110 if (globaldir == NULL) | |
4111 { | |
4112 char_u cwd[MAXPATHL]; | |
4113 | |
4114 if (mch_dirname(cwd, MAXPATHL) == OK) | |
4115 globaldir = vim_strsave(cwd); | |
4116 } | |
1757 | 4117 if (mch_chdir((char *)curwin->w_localdir) == 0) |
4118 shorten_fnames(TRUE); | |
7 | 4119 } |
4120 else if (globaldir != NULL) | |
4121 { | |
4122 /* Window doesn't have a local directory and we are not in the global | |
4123 * directory: Change to the global directory. */ | |
1757 | 4124 ignored = mch_chdir((char *)globaldir); |
7 | 4125 vim_free(globaldir); |
4126 globaldir = NULL; | |
4127 shorten_fnames(TRUE); | |
4128 } | |
4129 | |
4130 #ifdef FEAT_AUTOCMD | |
4131 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
4132 if (other_buffer) | |
4133 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
4134 #endif | |
4135 | |
4136 #ifdef FEAT_TITLE | |
4137 maketitle(); | |
4138 #endif | |
4139 curwin->w_redr_status = TRUE; | |
672 | 4140 redraw_tabline = TRUE; |
7 | 4141 if (restart_edit) |
4142 redraw_later(VALID); /* causes status line redraw */ | |
4143 | |
4144 /* set window height to desired minimal value */ | |
4145 if (curwin->w_height < p_wh && !curwin->w_p_wfh) | |
4146 win_setheight((int)p_wh); | |
4147 else if (curwin->w_height == 0) | |
4148 win_setheight(1); | |
4149 | |
4150 #ifdef FEAT_VERTSPLIT | |
4151 /* set window width to desired minimal value */ | |
779 | 4152 if (curwin->w_width < p_wiw && !curwin->w_p_wfw) |
7 | 4153 win_setwidth((int)p_wiw); |
4154 #endif | |
4155 | |
4156 #ifdef FEAT_MOUSE | |
4157 setmouse(); /* in case jumped to/from help buffer */ | |
4158 #endif | |
4159 | |
961 | 4160 /* Change directories when the 'acd' option is set. */ |
4161 DO_AUTOCHDIR | |
7 | 4162 } |
4163 | |
4164 #endif /* FEAT_WINDOWS */ | |
4165 | |
4166 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO) | |
4167 /* | |
825 | 4168 * Jump to the first open window that contains buffer "buf", if one exists. |
4169 * Returns a pointer to the window found, otherwise NULL. | |
7 | 4170 */ |
4171 win_T * | |
4172 buf_jump_open_win(buf) | |
4173 buf_T *buf; | |
4174 { | |
4175 # ifdef FEAT_WINDOWS | |
4176 win_T *wp; | |
4177 | |
825 | 4178 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
7 | 4179 if (wp->w_buffer == buf) |
4180 break; | |
4181 if (wp != NULL) | |
4182 win_enter(wp, FALSE); | |
4183 return wp; | |
4184 # else | |
4185 if (curwin->w_buffer == buf) | |
4186 return curwin; | |
4187 return NULL; | |
4188 # endif | |
4189 } | |
825 | 4190 |
4191 /* | |
4192 * Jump to the first open window in any tab page that contains buffer "buf", | |
4193 * if one exists. | |
4194 * Returns a pointer to the window found, otherwise NULL. | |
4195 */ | |
4196 win_T * | |
4197 buf_jump_open_tab(buf) | |
4198 buf_T *buf; | |
4199 { | |
4200 # ifdef FEAT_WINDOWS | |
4201 win_T *wp; | |
4202 tabpage_T *tp; | |
4203 | |
4204 /* First try the current tab page. */ | |
4205 wp = buf_jump_open_win(buf); | |
4206 if (wp != NULL) | |
4207 return wp; | |
4208 | |
4209 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
4210 if (tp != curtab) | |
4211 { | |
4212 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) | |
4213 if (wp->w_buffer == buf) | |
4214 break; | |
4215 if (wp != NULL) | |
4216 { | |
4217 goto_tabpage_win(tp, wp); | |
4218 if (curwin != wp) | |
4219 wp = NULL; /* something went wrong */ | |
4220 break; | |
4221 } | |
4222 } | |
4223 | |
4224 return wp; | |
4225 # else | |
4226 if (curwin->w_buffer == buf) | |
4227 return curwin; | |
4228 return NULL; | |
4229 # endif | |
4230 } | |
7 | 4231 #endif |
4232 | |
4233 /* | |
1906 | 4234 * Allocate a window structure and link it in the window list when "hidden" is |
4235 * FALSE. | |
7 | 4236 */ |
4237 static win_T * | |
1906 | 4238 win_alloc(after, hidden) |
1887 | 4239 win_T *after UNUSED; |
1906 | 4240 int hidden UNUSED; |
7 | 4241 { |
4242 win_T *newwin; | |
4243 | |
4244 /* | |
4245 * allocate window structure and linesizes arrays | |
4246 */ | |
4247 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T)); | |
4248 if (newwin != NULL && win_alloc_lines(newwin) == FAIL) | |
4249 { | |
4250 vim_free(newwin); | |
4251 newwin = NULL; | |
4252 } | |
4253 | |
4254 if (newwin != NULL) | |
4255 { | |
1114 | 4256 #ifdef FEAT_AUTOCMD |
4257 /* Don't execute autocommands while the window is not properly | |
4258 * initialized yet. gui_create_scrollbar() may trigger a FocusGained | |
4259 * event. */ | |
1410 | 4260 block_autocmds(); |
1114 | 4261 #endif |
7 | 4262 /* |
4263 * link the window in the window list | |
4264 */ | |
4265 #ifdef FEAT_WINDOWS | |
1906 | 4266 if (!hidden) |
4267 win_append(after, newwin); | |
7 | 4268 #endif |
4269 #ifdef FEAT_VERTSPLIT | |
4270 newwin->w_wincol = 0; | |
4271 newwin->w_width = Columns; | |
4272 #endif | |
4273 | |
4274 /* position the display and the cursor at the top of the file. */ | |
4275 newwin->w_topline = 1; | |
4276 #ifdef FEAT_DIFF | |
4277 newwin->w_topfill = 0; | |
4278 #endif | |
4279 newwin->w_botline = 2; | |
4280 newwin->w_cursor.lnum = 1; | |
4281 #ifdef FEAT_SCROLLBIND | |
4282 newwin->w_scbind_pos = 1; | |
4283 #endif | |
4284 | |
4285 /* We won't calculate w_fraction until resizing the window */ | |
4286 newwin->w_fraction = 0; | |
4287 newwin->w_prev_fraction_row = -1; | |
4288 | |
4289 #ifdef FEAT_GUI | |
4290 if (gui.in_use) | |
4291 { | |
4292 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT], | |
4293 SBAR_LEFT, newwin); | |
4294 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT], | |
4295 SBAR_RIGHT, newwin); | |
4296 } | |
4297 #endif | |
4298 #ifdef FEAT_EVAL | |
126 | 4299 /* init w: variables */ |
4300 init_var_dict(&newwin->w_vars, &newwin->w_winvar); | |
7 | 4301 #endif |
4302 #ifdef FEAT_FOLDING | |
4303 foldInitWin(newwin); | |
4304 #endif | |
1114 | 4305 #ifdef FEAT_AUTOCMD |
1410 | 4306 unblock_autocmds(); |
1114 | 4307 #endif |
1326 | 4308 #ifdef FEAT_SEARCH_EXTRA |
4309 newwin->w_match_head = NULL; | |
4310 newwin->w_next_match_id = 4; | |
4311 #endif | |
7 | 4312 } |
4313 return newwin; | |
4314 } | |
4315 | |
4316 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4317 | |
4318 /* | |
4319 * remove window 'wp' from the window list and free the structure | |
4320 */ | |
4321 static void | |
671 | 4322 win_free(wp, tp) |
7 | 4323 win_T *wp; |
671 | 4324 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4325 { |
4326 int i; | |
4327 | |
1918 | 4328 #ifdef FEAT_FOLDING |
4329 clearFolding(wp); | |
4330 #endif | |
4331 | |
4332 /* reduce the reference count to the argument list. */ | |
4333 alist_unlink(wp->w_alist); | |
4334 | |
1114 | 4335 #ifdef FEAT_AUTOCMD |
4336 /* Don't execute autocommands while the window is halfway being deleted. | |
4337 * gui_mch_destroy_scrollbar() may trigger a FocusGained event. */ | |
1410 | 4338 block_autocmds(); |
1114 | 4339 #endif |
4340 | |
14 | 4341 #ifdef FEAT_MZSCHEME |
4342 mzscheme_window_free(wp); | |
4343 #endif | |
4344 | |
7 | 4345 #ifdef FEAT_PERL |
4346 perl_win_free(wp); | |
4347 #endif | |
4348 | |
4349 #ifdef FEAT_PYTHON | |
4350 python_window_free(wp); | |
4351 #endif | |
4352 | |
4353 #ifdef FEAT_TCL | |
4354 tcl_window_free(wp); | |
4355 #endif | |
4356 | |
4357 #ifdef FEAT_RUBY | |
4358 ruby_window_free(wp); | |
4359 #endif | |
4360 | |
4361 clear_winopt(&wp->w_onebuf_opt); | |
4362 clear_winopt(&wp->w_allbuf_opt); | |
4363 | |
4364 #ifdef FEAT_EVAL | |
126 | 4365 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */ |
7 | 4366 #endif |
4367 | |
4368 if (prevwin == wp) | |
4369 prevwin = NULL; | |
4370 win_free_lsize(wp); | |
4371 | |
4372 for (i = 0; i < wp->w_tagstacklen; ++i) | |
4373 vim_free(wp->w_tagstack[i].tagname); | |
4374 | |
4375 vim_free(wp->w_localdir); | |
1326 | 4376 |
7 | 4377 #ifdef FEAT_SEARCH_EXTRA |
1326 | 4378 clear_matches(wp); |
4379 #endif | |
4380 | |
7 | 4381 #ifdef FEAT_JUMPLIST |
4382 free_jumplist(wp); | |
4383 #endif | |
4384 | |
643 | 4385 #ifdef FEAT_QUICKFIX |
4386 qf_free_all(wp); | |
4387 #endif | |
4388 | |
7 | 4389 #ifdef FEAT_GUI |
4390 if (gui.in_use) | |
4391 { | |
4392 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]); | |
4393 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]); | |
4394 } | |
4395 #endif /* FEAT_GUI */ | |
4396 | |
1918 | 4397 #ifdef FEAT_AUTOCMD |
4398 if (wp != aucmd_win) | |
4399 #endif | |
4400 win_remove(wp, tp); | |
7 | 4401 vim_free(wp); |
1114 | 4402 |
4403 #ifdef FEAT_AUTOCMD | |
1410 | 4404 unblock_autocmds(); |
1114 | 4405 #endif |
7 | 4406 } |
4407 | |
4408 /* | |
4409 * Append window "wp" in the window list after window "after". | |
4410 */ | |
1906 | 4411 void |
7 | 4412 win_append(after, wp) |
4413 win_T *after, *wp; | |
4414 { | |
4415 win_T *before; | |
4416 | |
4417 if (after == NULL) /* after NULL is in front of the first */ | |
4418 before = firstwin; | |
4419 else | |
4420 before = after->w_next; | |
4421 | |
4422 wp->w_next = before; | |
4423 wp->w_prev = after; | |
4424 if (after == NULL) | |
4425 firstwin = wp; | |
4426 else | |
4427 after->w_next = wp; | |
4428 if (before == NULL) | |
4429 lastwin = wp; | |
4430 else | |
4431 before->w_prev = wp; | |
4432 } | |
4433 | |
4434 /* | |
4435 * Remove a window from the window list. | |
4436 */ | |
1906 | 4437 void |
671 | 4438 win_remove(wp, tp) |
7 | 4439 win_T *wp; |
671 | 4440 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4441 { |
4442 if (wp->w_prev != NULL) | |
4443 wp->w_prev->w_next = wp->w_next; | |
671 | 4444 else if (tp == NULL) |
4445 firstwin = wp->w_next; | |
7 | 4446 else |
671 | 4447 tp->tp_firstwin = wp->w_next; |
7 | 4448 if (wp->w_next != NULL) |
4449 wp->w_next->w_prev = wp->w_prev; | |
671 | 4450 else if (tp == NULL) |
4451 lastwin = wp->w_prev; | |
7 | 4452 else |
671 | 4453 tp->tp_lastwin = wp->w_prev; |
7 | 4454 } |
4455 | |
4456 /* | |
4457 * Append frame "frp" in a frame list after frame "after". | |
4458 */ | |
4459 static void | |
4460 frame_append(after, frp) | |
4461 frame_T *after, *frp; | |
4462 { | |
4463 frp->fr_next = after->fr_next; | |
4464 after->fr_next = frp; | |
4465 if (frp->fr_next != NULL) | |
4466 frp->fr_next->fr_prev = frp; | |
4467 frp->fr_prev = after; | |
4468 } | |
4469 | |
4470 /* | |
4471 * Insert frame "frp" in a frame list before frame "before". | |
4472 */ | |
4473 static void | |
4474 frame_insert(before, frp) | |
4475 frame_T *before, *frp; | |
4476 { | |
4477 frp->fr_next = before; | |
4478 frp->fr_prev = before->fr_prev; | |
4479 before->fr_prev = frp; | |
4480 if (frp->fr_prev != NULL) | |
4481 frp->fr_prev->fr_next = frp; | |
4482 else | |
4483 frp->fr_parent->fr_child = frp; | |
4484 } | |
4485 | |
4486 /* | |
4487 * Remove a frame from a frame list. | |
4488 */ | |
4489 static void | |
4490 frame_remove(frp) | |
4491 frame_T *frp; | |
4492 { | |
4493 if (frp->fr_prev != NULL) | |
4494 frp->fr_prev->fr_next = frp->fr_next; | |
4495 else | |
4496 frp->fr_parent->fr_child = frp->fr_next; | |
4497 if (frp->fr_next != NULL) | |
4498 frp->fr_next->fr_prev = frp->fr_prev; | |
4499 } | |
4500 | |
4501 #endif /* FEAT_WINDOWS */ | |
4502 | |
4503 /* | |
4504 * Allocate w_lines[] for window "wp". | |
4505 * Return FAIL for failure, OK for success. | |
4506 */ | |
4507 int | |
4508 win_alloc_lines(wp) | |
4509 win_T *wp; | |
4510 { | |
4511 wp->w_lines_valid = 0; | |
1042 | 4512 wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T))); |
7 | 4513 if (wp->w_lines == NULL) |
4514 return FAIL; | |
4515 return OK; | |
4516 } | |
4517 | |
4518 /* | |
4519 * free lsize arrays for a window | |
4520 */ | |
4521 void | |
4522 win_free_lsize(wp) | |
4523 win_T *wp; | |
4524 { | |
4525 vim_free(wp->w_lines); | |
4526 wp->w_lines = NULL; | |
4527 } | |
4528 | |
4529 /* | |
4530 * Called from win_new_shellsize() after Rows changed. | |
671 | 4531 * This only does the current tab page, others must be done when made active. |
7 | 4532 */ |
4533 void | |
4534 shell_new_rows() | |
4535 { | |
667 | 4536 int h = (int)ROWS_AVAIL; |
7 | 4537 |
4538 if (firstwin == NULL) /* not initialized yet */ | |
4539 return; | |
4540 #ifdef FEAT_WINDOWS | |
4541 if (h < frame_minheight(topframe, NULL)) | |
4542 h = frame_minheight(topframe, NULL); | |
779 | 4543 |
4544 /* First try setting the heights of windows with 'winfixheight'. If | |
7 | 4545 * that doesn't result in the right height, forget about that option. */ |
4546 frame_new_height(topframe, h, FALSE, TRUE); | |
4547 if (topframe->fr_height != h) | |
4548 frame_new_height(topframe, h, FALSE, FALSE); | |
4549 | |
4550 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ | |
4551 #else | |
4552 if (h < 1) | |
4553 h = 1; | |
4554 win_new_height(firstwin, h); | |
4555 #endif | |
4556 compute_cmdrow(); | |
170 | 4557 #ifdef FEAT_WINDOWS |
824 | 4558 curtab->tp_ch_used = p_ch; |
170 | 4559 #endif |
4560 | |
7 | 4561 #if 0 |
4562 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4563 if (p_ea) | |
4564 win_equal(curwin, FALSE, 'v'); | |
4565 #endif | |
4566 } | |
4567 | |
4568 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
4569 /* | |
4570 * Called from win_new_shellsize() after Columns changed. | |
4571 */ | |
4572 void | |
4573 shell_new_columns() | |
4574 { | |
4575 if (firstwin == NULL) /* not initialized yet */ | |
4576 return; | |
779 | 4577 |
4578 /* First try setting the widths of windows with 'winfixwidth'. If that | |
4579 * doesn't result in the right width, forget about that option. */ | |
4580 frame_new_width(topframe, (int)Columns, FALSE, TRUE); | |
4581 if (topframe->fr_width != Columns) | |
4582 frame_new_width(topframe, (int)Columns, FALSE, FALSE); | |
4583 | |
7 | 4584 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
4585 #if 0 | |
4586 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4587 if (p_ea) | |
4588 win_equal(curwin, FALSE, 'h'); | |
4589 #endif | |
4590 } | |
4591 #endif | |
4592 | |
4593 #if defined(FEAT_CMDWIN) || defined(PROTO) | |
4594 /* | |
4595 * Save the size of all windows in "gap". | |
4596 */ | |
4597 void | |
4598 win_size_save(gap) | |
4599 garray_T *gap; | |
4600 | |
4601 { | |
4602 win_T *wp; | |
4603 | |
4604 ga_init2(gap, (int)sizeof(int), 1); | |
4605 if (ga_grow(gap, win_count() * 2) == OK) | |
4606 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4607 { | |
4608 ((int *)gap->ga_data)[gap->ga_len++] = | |
4609 wp->w_width + wp->w_vsep_width; | |
4610 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height; | |
4611 } | |
4612 } | |
4613 | |
4614 /* | |
4615 * Restore window sizes, but only if the number of windows is still the same. | |
4616 * Does not free the growarray. | |
4617 */ | |
4618 void | |
4619 win_size_restore(gap) | |
4620 garray_T *gap; | |
4621 { | |
4622 win_T *wp; | |
4623 int i; | |
4624 | |
4625 if (win_count() * 2 == gap->ga_len) | |
4626 { | |
4627 i = 0; | |
4628 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4629 { | |
4630 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]); | |
4631 win_setheight_win(((int *)gap->ga_data)[i++], wp); | |
4632 } | |
4633 /* recompute the window positions */ | |
4634 (void)win_comp_pos(); | |
4635 } | |
4636 } | |
4637 #endif /* FEAT_CMDWIN */ | |
4638 | |
4639 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4640 /* | |
4641 * Update the position for all windows, using the width and height of the | |
4642 * frames. | |
4643 * Returns the row just after the last window. | |
4644 */ | |
668 | 4645 int |
7 | 4646 win_comp_pos() |
4647 { | |
685 | 4648 int row = tabline_height(); |
7 | 4649 int col = 0; |
4650 | |
4651 frame_comp_pos(topframe, &row, &col); | |
4652 return row; | |
4653 } | |
4654 | |
4655 /* | |
4656 * Update the position of the windows in frame "topfrp", using the width and | |
4657 * height of the frames. | |
4658 * "*row" and "*col" are the top-left position of the frame. They are updated | |
4659 * to the bottom-right position plus one. | |
4660 */ | |
4661 static void | |
4662 frame_comp_pos(topfrp, row, col) | |
4663 frame_T *topfrp; | |
4664 int *row; | |
4665 int *col; | |
4666 { | |
4667 win_T *wp; | |
4668 frame_T *frp; | |
4669 #ifdef FEAT_VERTSPLIT | |
4670 int startcol; | |
4671 int startrow; | |
4672 #endif | |
4673 | |
4674 wp = topfrp->fr_win; | |
4675 if (wp != NULL) | |
4676 { | |
4677 if (wp->w_winrow != *row | |
4678 #ifdef FEAT_VERTSPLIT | |
4679 || wp->w_wincol != *col | |
4680 #endif | |
4681 ) | |
4682 { | |
4683 /* position changed, redraw */ | |
4684 wp->w_winrow = *row; | |
4685 #ifdef FEAT_VERTSPLIT | |
4686 wp->w_wincol = *col; | |
4687 #endif | |
4688 redraw_win_later(wp, NOT_VALID); | |
4689 wp->w_redr_status = TRUE; | |
4690 } | |
4691 *row += wp->w_height + wp->w_status_height; | |
4692 #ifdef FEAT_VERTSPLIT | |
4693 *col += wp->w_width + wp->w_vsep_width; | |
4694 #endif | |
4695 } | |
4696 else | |
4697 { | |
4698 #ifdef FEAT_VERTSPLIT | |
4699 startrow = *row; | |
4700 startcol = *col; | |
4701 #endif | |
4702 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
4703 { | |
4704 #ifdef FEAT_VERTSPLIT | |
4705 if (topfrp->fr_layout == FR_ROW) | |
4706 *row = startrow; /* all frames are at the same row */ | |
4707 else | |
4708 *col = startcol; /* all frames are at the same col */ | |
4709 #endif | |
4710 frame_comp_pos(frp, row, col); | |
4711 } | |
4712 } | |
4713 } | |
4714 | |
4715 #endif /* FEAT_WINDOWS */ | |
4716 | |
4717 /* | |
4718 * Set current window height and take care of repositioning other windows to | |
4719 * fit around it. | |
4720 */ | |
4721 void | |
4722 win_setheight(height) | |
4723 int height; | |
4724 { | |
4725 win_setheight_win(height, curwin); | |
4726 } | |
4727 | |
4728 /* | |
4729 * Set the window height of window "win" and take care of repositioning other | |
4730 * windows to fit around it. | |
4731 */ | |
4732 void | |
4733 win_setheight_win(height, win) | |
4734 int height; | |
4735 win_T *win; | |
4736 { | |
4737 int row; | |
4738 | |
4739 if (win == curwin) | |
4740 { | |
4741 /* Always keep current window at least one line high, even when | |
4742 * 'winminheight' is zero. */ | |
4743 #ifdef FEAT_WINDOWS | |
4744 if (height < p_wmh) | |
4745 height = p_wmh; | |
4746 #endif | |
4747 if (height == 0) | |
4748 height = 1; | |
4749 } | |
4750 | |
4751 #ifdef FEAT_WINDOWS | |
4752 frame_setheight(win->w_frame, height + win->w_status_height); | |
4753 | |
4754 /* recompute the window positions */ | |
4755 row = win_comp_pos(); | |
4756 #else | |
4757 if (height > topframe->fr_height) | |
4758 height = topframe->fr_height; | |
4759 win->w_height = height; | |
4760 row = height; | |
4761 #endif | |
4762 | |
4763 /* | |
4764 * If there is extra space created between the last window and the command | |
4765 * line, clear it. | |
4766 */ | |
4767 if (full_screen && msg_scrolled == 0 && row < cmdline_row) | |
4768 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
4769 cmdline_row = row; | |
4770 msg_row = row; | |
4771 msg_col = 0; | |
4772 | |
4773 redraw_all_later(NOT_VALID); | |
4774 } | |
4775 | |
4776 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4777 | |
4778 /* | |
4779 * Set the height of a frame to "height" and take care that all frames and | |
4780 * windows inside it are resized. Also resize frames on the left and right if | |
4781 * the are in the same FR_ROW frame. | |
4782 * | |
4783 * Strategy: | |
4784 * If the frame is part of a FR_COL frame, try fitting the frame in that | |
4785 * frame. If that doesn't work (the FR_COL frame is too small), recursively | |
4786 * go to containing frames to resize them and make room. | |
4787 * If the frame is part of a FR_ROW frame, all frames must be resized as well. | |
4788 * Check for the minimal height of the FR_ROW frame. | |
4789 * At the top level we can also use change the command line height. | |
4790 */ | |
4791 static void | |
4792 frame_setheight(curfrp, height) | |
4793 frame_T *curfrp; | |
4794 int height; | |
4795 { | |
4796 int room; /* total number of lines available */ | |
4797 int take; /* number of lines taken from other windows */ | |
4798 int room_cmdline; /* lines available from cmdline */ | |
4799 int run; | |
4800 frame_T *frp; | |
4801 int h; | |
4802 int room_reserved; | |
4803 | |
4804 /* If the height already is the desired value, nothing to do. */ | |
4805 if (curfrp->fr_height == height) | |
4806 return; | |
4807 | |
4808 if (curfrp->fr_parent == NULL) | |
4809 { | |
4810 /* topframe: can only change the command line */ | |
667 | 4811 if (height > ROWS_AVAIL) |
4812 height = ROWS_AVAIL; | |
7 | 4813 if (height > 0) |
4814 frame_new_height(curfrp, height, FALSE, FALSE); | |
4815 } | |
4816 else if (curfrp->fr_parent->fr_layout == FR_ROW) | |
4817 { | |
4818 /* Row of frames: Also need to resize frames left and right of this | |
4819 * one. First check for the minimal height of these. */ | |
4820 h = frame_minheight(curfrp->fr_parent, NULL); | |
4821 if (height < h) | |
4822 height = h; | |
4823 frame_setheight(curfrp->fr_parent, height); | |
4824 } | |
4825 else | |
4826 { | |
4827 /* | |
4828 * Column of frames: try to change only frames in this column. | |
4829 */ | |
4830 #ifdef FEAT_VERTSPLIT | |
4831 /* | |
4832 * Do this twice: | |
4833 * 1: compute room available, if it's not enough try resizing the | |
4834 * containing frame. | |
4835 * 2: compute the room available and adjust the height to it. | |
4836 * Try not to reduce the height of a window with 'winfixheight' set. | |
4837 */ | |
4838 for (run = 1; run <= 2; ++run) | |
4839 #else | |
4840 for (;;) | |
4841 #endif | |
4842 { | |
4843 room = 0; | |
4844 room_reserved = 0; | |
4845 for (frp = curfrp->fr_parent->fr_child; frp != NULL; | |
4846 frp = frp->fr_next) | |
4847 { | |
4848 if (frp != curfrp | |
4849 && frp->fr_win != NULL | |
4850 && frp->fr_win->w_p_wfh) | |
4851 room_reserved += frp->fr_height; | |
4852 room += frp->fr_height; | |
4853 if (frp != curfrp) | |
4854 room -= frame_minheight(frp, NULL); | |
4855 } | |
4856 #ifdef FEAT_VERTSPLIT | |
4857 if (curfrp->fr_width != Columns) | |
4858 room_cmdline = 0; | |
4859 else | |
4860 #endif | |
4861 { | |
4862 room_cmdline = Rows - p_ch - (lastwin->w_winrow | |
4863 + lastwin->w_height + lastwin->w_status_height); | |
4864 if (room_cmdline < 0) | |
4865 room_cmdline = 0; | |
4866 } | |
4867 | |
4868 if (height <= room + room_cmdline) | |
4869 break; | |
4870 #ifdef FEAT_VERTSPLIT | |
4871 if (run == 2 || curfrp->fr_width == Columns) | |
4872 #endif | |
4873 { | |
4874 if (height > room + room_cmdline) | |
4875 height = room + room_cmdline; | |
4876 break; | |
4877 } | |
4878 #ifdef FEAT_VERTSPLIT | |
4879 frame_setheight(curfrp->fr_parent, height | |
4880 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1); | |
4881 #endif | |
4882 /*NOTREACHED*/ | |
4883 } | |
4884 | |
4885 /* | |
4886 * Compute the number of lines we will take from others frames (can be | |
4887 * negative!). | |
4888 */ | |
4889 take = height - curfrp->fr_height; | |
4890 | |
4891 /* If there is not enough room, also reduce the height of a window | |
4892 * with 'winfixheight' set. */ | |
4893 if (height > room + room_cmdline - room_reserved) | |
4894 room_reserved = room + room_cmdline - height; | |
4895 /* If there is only a 'winfixheight' window and making the | |
4896 * window smaller, need to make the other window taller. */ | |
4897 if (take < 0 && room - curfrp->fr_height < room_reserved) | |
4898 room_reserved = 0; | |
4899 | |
4900 if (take > 0 && room_cmdline > 0) | |
4901 { | |
4902 /* use lines from cmdline first */ | |
4903 if (take < room_cmdline) | |
4904 room_cmdline = take; | |
4905 take -= room_cmdline; | |
4906 topframe->fr_height += room_cmdline; | |
4907 } | |
4908 | |
4909 /* | |
4910 * set the current frame to the new height | |
4911 */ | |
4912 frame_new_height(curfrp, height, FALSE, FALSE); | |
4913 | |
4914 /* | |
4915 * First take lines from the frames after the current frame. If | |
4916 * that is not enough, takes lines from frames above the current | |
4917 * frame. | |
4918 */ | |
4919 for (run = 0; run < 2; ++run) | |
4920 { | |
4921 if (run == 0) | |
4922 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
4923 else | |
4924 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
4925 while (frp != NULL && take != 0) | |
4926 { | |
4927 h = frame_minheight(frp, NULL); | |
4928 if (room_reserved > 0 | |
4929 && frp->fr_win != NULL | |
4930 && frp->fr_win->w_p_wfh) | |
4931 { | |
4932 if (room_reserved >= frp->fr_height) | |
4933 room_reserved -= frp->fr_height; | |
4934 else | |
4935 { | |
4936 if (frp->fr_height - room_reserved > take) | |
4937 room_reserved = frp->fr_height - take; | |
4938 take -= frp->fr_height - room_reserved; | |
4939 frame_new_height(frp, room_reserved, FALSE, FALSE); | |
4940 room_reserved = 0; | |
4941 } | |
4942 } | |
4943 else | |
4944 { | |
4945 if (frp->fr_height - take < h) | |
4946 { | |
4947 take -= frp->fr_height - h; | |
4948 frame_new_height(frp, h, FALSE, FALSE); | |
4949 } | |
4950 else | |
4951 { | |
4952 frame_new_height(frp, frp->fr_height - take, | |
4953 FALSE, FALSE); | |
4954 take = 0; | |
4955 } | |
4956 } | |
4957 if (run == 0) | |
4958 frp = frp->fr_next; | |
4959 else | |
4960 frp = frp->fr_prev; | |
4961 } | |
4962 } | |
4963 } | |
4964 } | |
4965 | |
4966 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
4967 /* | |
4968 * Set current window width and take care of repositioning other windows to | |
4969 * fit around it. | |
4970 */ | |
4971 void | |
4972 win_setwidth(width) | |
4973 int width; | |
4974 { | |
4975 win_setwidth_win(width, curwin); | |
4976 } | |
4977 | |
4978 void | |
4979 win_setwidth_win(width, wp) | |
4980 int width; | |
4981 win_T *wp; | |
4982 { | |
4983 /* Always keep current window at least one column wide, even when | |
4984 * 'winminwidth' is zero. */ | |
4985 if (wp == curwin) | |
4986 { | |
4987 if (width < p_wmw) | |
4988 width = p_wmw; | |
4989 if (width == 0) | |
4990 width = 1; | |
4991 } | |
4992 | |
4993 frame_setwidth(wp->w_frame, width + wp->w_vsep_width); | |
4994 | |
4995 /* recompute the window positions */ | |
4996 (void)win_comp_pos(); | |
4997 | |
4998 redraw_all_later(NOT_VALID); | |
4999 } | |
5000 | |
5001 /* | |
5002 * Set the width of a frame to "width" and take care that all frames and | |
5003 * windows inside it are resized. Also resize frames above and below if the | |
5004 * are in the same FR_ROW frame. | |
5005 * | |
5006 * Strategy is similar to frame_setheight(). | |
5007 */ | |
5008 static void | |
5009 frame_setwidth(curfrp, width) | |
5010 frame_T *curfrp; | |
5011 int width; | |
5012 { | |
5013 int room; /* total number of lines available */ | |
5014 int take; /* number of lines taken from other windows */ | |
5015 int run; | |
5016 frame_T *frp; | |
5017 int w; | |
779 | 5018 int room_reserved; |
7 | 5019 |
5020 /* If the width already is the desired value, nothing to do. */ | |
5021 if (curfrp->fr_width == width) | |
5022 return; | |
5023 | |
5024 if (curfrp->fr_parent == NULL) | |
5025 /* topframe: can't change width */ | |
5026 return; | |
5027 | |
5028 if (curfrp->fr_parent->fr_layout == FR_COL) | |
5029 { | |
5030 /* Column of frames: Also need to resize frames above and below of | |
5031 * this one. First check for the minimal width of these. */ | |
5032 w = frame_minwidth(curfrp->fr_parent, NULL); | |
5033 if (width < w) | |
5034 width = w; | |
5035 frame_setwidth(curfrp->fr_parent, width); | |
5036 } | |
5037 else | |
5038 { | |
5039 /* | |
5040 * Row of frames: try to change only frames in this row. | |
5041 * | |
5042 * Do this twice: | |
5043 * 1: compute room available, if it's not enough try resizing the | |
5044 * containing frame. | |
5045 * 2: compute the room available and adjust the width to it. | |
5046 */ | |
5047 for (run = 1; run <= 2; ++run) | |
5048 { | |
5049 room = 0; | |
779 | 5050 room_reserved = 0; |
7 | 5051 for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
5052 frp = frp->fr_next) | |
5053 { | |
779 | 5054 if (frp != curfrp |
5055 && frp->fr_win != NULL | |
5056 && frp->fr_win->w_p_wfw) | |
5057 room_reserved += frp->fr_width; | |
7 | 5058 room += frp->fr_width; |
5059 if (frp != curfrp) | |
5060 room -= frame_minwidth(frp, NULL); | |
5061 } | |
5062 | |
5063 if (width <= room) | |
5064 break; | |
667 | 5065 if (run == 2 || curfrp->fr_height >= ROWS_AVAIL) |
7 | 5066 { |
5067 if (width > room) | |
5068 width = room; | |
5069 break; | |
5070 } | |
5071 frame_setwidth(curfrp->fr_parent, width | |
5072 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1); | |
5073 } | |
5074 | |
5075 /* | |
5076 * Compute the number of lines we will take from others frames (can be | |
5077 * negative!). | |
5078 */ | |
5079 take = width - curfrp->fr_width; | |
5080 | |
779 | 5081 /* If there is not enough room, also reduce the width of a window |
5082 * with 'winfixwidth' set. */ | |
5083 if (width > room - room_reserved) | |
5084 room_reserved = room - width; | |
5085 /* If there is only a 'winfixwidth' window and making the | |
5086 * window smaller, need to make the other window narrower. */ | |
5087 if (take < 0 && room - curfrp->fr_width < room_reserved) | |
5088 room_reserved = 0; | |
5089 | |
7 | 5090 /* |
5091 * set the current frame to the new width | |
5092 */ | |
779 | 5093 frame_new_width(curfrp, width, FALSE, FALSE); |
7 | 5094 |
5095 /* | |
5096 * First take lines from the frames right of the current frame. If | |
5097 * that is not enough, takes lines from frames left of the current | |
5098 * frame. | |
5099 */ | |
5100 for (run = 0; run < 2; ++run) | |
5101 { | |
5102 if (run == 0) | |
5103 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
5104 else | |
5105 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
5106 while (frp != NULL && take != 0) | |
5107 { | |
5108 w = frame_minwidth(frp, NULL); | |
779 | 5109 if (room_reserved > 0 |
5110 && frp->fr_win != NULL | |
5111 && frp->fr_win->w_p_wfw) | |
7 | 5112 { |
779 | 5113 if (room_reserved >= frp->fr_width) |
5114 room_reserved -= frp->fr_width; | |
5115 else | |
5116 { | |
5117 if (frp->fr_width - room_reserved > take) | |
5118 room_reserved = frp->fr_width - take; | |
5119 take -= frp->fr_width - room_reserved; | |
5120 frame_new_width(frp, room_reserved, FALSE, FALSE); | |
5121 room_reserved = 0; | |
5122 } | |
7 | 5123 } |
5124 else | |
5125 { | |
779 | 5126 if (frp->fr_width - take < w) |
5127 { | |
5128 take -= frp->fr_width - w; | |
5129 frame_new_width(frp, w, FALSE, FALSE); | |
5130 } | |
5131 else | |
5132 { | |
5133 frame_new_width(frp, frp->fr_width - take, | |
5134 FALSE, FALSE); | |
5135 take = 0; | |
5136 } | |
7 | 5137 } |
5138 if (run == 0) | |
5139 frp = frp->fr_next; | |
5140 else | |
5141 frp = frp->fr_prev; | |
5142 } | |
5143 } | |
5144 } | |
5145 } | |
5146 #endif /* FEAT_VERTSPLIT */ | |
5147 | |
5148 /* | |
5149 * Check 'winminheight' for a valid value. | |
5150 */ | |
5151 void | |
5152 win_setminheight() | |
5153 { | |
5154 int room; | |
5155 int first = TRUE; | |
5156 win_T *wp; | |
5157 | |
5158 /* loop until there is a 'winminheight' that is possible */ | |
5159 while (p_wmh > 0) | |
5160 { | |
5161 /* TODO: handle vertical splits */ | |
5162 room = -p_wh; | |
5163 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
5164 room += wp->w_height - p_wmh; | |
5165 if (room >= 0) | |
5166 break; | |
5167 --p_wmh; | |
5168 if (first) | |
5169 { | |
5170 EMSG(_(e_noroom)); | |
5171 first = FALSE; | |
5172 } | |
5173 } | |
5174 } | |
5175 | |
5176 #ifdef FEAT_MOUSE | |
5177 | |
5178 /* | |
5179 * Status line of dragwin is dragged "offset" lines down (negative is up). | |
5180 */ | |
5181 void | |
5182 win_drag_status_line(dragwin, offset) | |
5183 win_T *dragwin; | |
5184 int offset; | |
5185 { | |
5186 frame_T *curfr; | |
5187 frame_T *fr; | |
5188 int room; | |
5189 int row; | |
5190 int up; /* if TRUE, drag status line up, otherwise down */ | |
5191 int n; | |
5192 | |
5193 fr = dragwin->w_frame; | |
5194 curfr = fr; | |
5195 if (fr != topframe) /* more than one window */ | |
5196 { | |
5197 fr = fr->fr_parent; | |
5198 /* When the parent frame is not a column of frames, its parent should | |
5199 * be. */ | |
5200 if (fr->fr_layout != FR_COL) | |
5201 { | |
5202 curfr = fr; | |
5203 if (fr != topframe) /* only a row of windows, may drag statusline */ | |
5204 fr = fr->fr_parent; | |
5205 } | |
5206 } | |
5207 | |
5208 /* If this is the last frame in a column, may want to resize the parent | |
5209 * frame instead (go two up to skip a row of frames). */ | |
5210 while (curfr != topframe && curfr->fr_next == NULL) | |
5211 { | |
5212 if (fr != topframe) | |
5213 fr = fr->fr_parent; | |
5214 curfr = fr; | |
5215 if (fr != topframe) | |
5216 fr = fr->fr_parent; | |
5217 } | |
5218 | |
5219 if (offset < 0) /* drag up */ | |
5220 { | |
5221 up = TRUE; | |
5222 offset = -offset; | |
5223 /* sum up the room of the current frame and above it */ | |
5224 if (fr == curfr) | |
5225 { | |
5226 /* only one window */ | |
5227 room = fr->fr_height - frame_minheight(fr, NULL); | |
5228 } | |
5229 else | |
5230 { | |
5231 room = 0; | |
5232 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5233 { | |
5234 room += fr->fr_height - frame_minheight(fr, NULL); | |
5235 if (fr == curfr) | |
5236 break; | |
5237 } | |
5238 } | |
5239 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5240 } | |
5241 else /* drag down */ | |
5242 { | |
5243 up = FALSE; | |
5244 /* | |
5245 * Only dragging the last status line can reduce p_ch. | |
5246 */ | |
5247 room = Rows - cmdline_row; | |
5248 if (curfr->fr_next == NULL) | |
5249 room -= 1; | |
5250 else | |
5251 room -= p_ch; | |
5252 if (room < 0) | |
5253 room = 0; | |
5254 /* sum up the room of frames below of the current one */ | |
5255 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5256 room += fr->fr_height - frame_minheight(fr, NULL); | |
5257 fr = curfr; /* put fr at window that grows */ | |
5258 } | |
5259 | |
5260 if (room < offset) /* Not enough room */ | |
5261 offset = room; /* Move as far as we can */ | |
5262 if (offset <= 0) | |
5263 return; | |
5264 | |
5265 /* | |
5266 * Grow frame fr by "offset" lines. | |
5267 * Doesn't happen when dragging the last status line up. | |
5268 */ | |
5269 if (fr != NULL) | |
5270 frame_new_height(fr, fr->fr_height + offset, up, FALSE); | |
5271 | |
5272 if (up) | |
5273 fr = curfr; /* current frame gets smaller */ | |
5274 else | |
5275 fr = curfr->fr_next; /* next frame gets smaller */ | |
5276 | |
5277 /* | |
5278 * Now make the other frames smaller. | |
5279 */ | |
5280 while (fr != NULL && offset > 0) | |
5281 { | |
5282 n = frame_minheight(fr, NULL); | |
5283 if (fr->fr_height - offset <= n) | |
5284 { | |
5285 offset -= fr->fr_height - n; | |
5286 frame_new_height(fr, n, !up, FALSE); | |
5287 } | |
5288 else | |
5289 { | |
5290 frame_new_height(fr, fr->fr_height - offset, !up, FALSE); | |
5291 break; | |
5292 } | |
5293 if (up) | |
5294 fr = fr->fr_prev; | |
5295 else | |
5296 fr = fr->fr_next; | |
5297 } | |
5298 row = win_comp_pos(); | |
5299 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
5300 cmdline_row = row; | |
5301 p_ch = Rows - cmdline_row; | |
5302 if (p_ch < 1) | |
5303 p_ch = 1; | |
824 | 5304 curtab->tp_ch_used = p_ch; |
737 | 5305 redraw_all_later(SOME_VALID); |
7 | 5306 showmode(); |
5307 } | |
5308 | |
5309 #ifdef FEAT_VERTSPLIT | |
5310 /* | |
5311 * Separator line of dragwin is dragged "offset" lines right (negative is left). | |
5312 */ | |
5313 void | |
5314 win_drag_vsep_line(dragwin, offset) | |
5315 win_T *dragwin; | |
5316 int offset; | |
5317 { | |
5318 frame_T *curfr; | |
5319 frame_T *fr; | |
5320 int room; | |
5321 int left; /* if TRUE, drag separator line left, otherwise right */ | |
5322 int n; | |
5323 | |
5324 fr = dragwin->w_frame; | |
840 | 5325 if (fr == topframe) /* only one window (cannot happen?) */ |
7 | 5326 return; |
5327 curfr = fr; | |
5328 fr = fr->fr_parent; | |
5329 /* When the parent frame is not a row of frames, its parent should be. */ | |
5330 if (fr->fr_layout != FR_ROW) | |
5331 { | |
5332 if (fr == topframe) /* only a column of windows (cannot happen?) */ | |
5333 return; | |
5334 curfr = fr; | |
5335 fr = fr->fr_parent; | |
5336 } | |
5337 | |
5338 /* If this is the last frame in a row, may want to resize a parent | |
5339 * frame instead. */ | |
5340 while (curfr->fr_next == NULL) | |
5341 { | |
5342 if (fr == topframe) | |
5343 break; | |
5344 curfr = fr; | |
5345 fr = fr->fr_parent; | |
5346 if (fr != topframe) | |
5347 { | |
5348 curfr = fr; | |
5349 fr = fr->fr_parent; | |
5350 } | |
5351 } | |
5352 | |
5353 if (offset < 0) /* drag left */ | |
5354 { | |
5355 left = TRUE; | |
5356 offset = -offset; | |
5357 /* sum up the room of the current frame and left of it */ | |
5358 room = 0; | |
5359 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5360 { | |
5361 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5362 if (fr == curfr) | |
5363 break; | |
5364 } | |
5365 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5366 } | |
5367 else /* drag right */ | |
5368 { | |
5369 left = FALSE; | |
5370 /* sum up the room of frames right of the current one */ | |
5371 room = 0; | |
5372 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5373 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5374 fr = curfr; /* put fr at window that grows */ | |
5375 } | |
5376 | |
5377 if (room < offset) /* Not enough room */ | |
5378 offset = room; /* Move as far as we can */ | |
5379 if (offset <= 0) /* No room at all, quit. */ | |
5380 return; | |
5381 | |
5382 /* grow frame fr by offset lines */ | |
779 | 5383 frame_new_width(fr, fr->fr_width + offset, left, FALSE); |
7 | 5384 |
5385 /* shrink other frames: current and at the left or at the right */ | |
5386 if (left) | |
5387 fr = curfr; /* current frame gets smaller */ | |
5388 else | |
5389 fr = curfr->fr_next; /* next frame gets smaller */ | |
5390 | |
5391 while (fr != NULL && offset > 0) | |
5392 { | |
5393 n = frame_minwidth(fr, NULL); | |
5394 if (fr->fr_width - offset <= n) | |
5395 { | |
5396 offset -= fr->fr_width - n; | |
779 | 5397 frame_new_width(fr, n, !left, FALSE); |
7 | 5398 } |
5399 else | |
5400 { | |
779 | 5401 frame_new_width(fr, fr->fr_width - offset, !left, FALSE); |
7 | 5402 break; |
5403 } | |
5404 if (left) | |
5405 fr = fr->fr_prev; | |
5406 else | |
5407 fr = fr->fr_next; | |
5408 } | |
5409 (void)win_comp_pos(); | |
5410 redraw_all_later(NOT_VALID); | |
5411 } | |
5412 #endif /* FEAT_VERTSPLIT */ | |
5413 #endif /* FEAT_MOUSE */ | |
5414 | |
5415 #endif /* FEAT_WINDOWS */ | |
5416 | |
5417 /* | |
5418 * Set the height of a window. | |
5419 * This takes care of the things inside the window, not what happens to the | |
5420 * window position, the frame or to other windows. | |
5421 */ | |
5422 static void | |
5423 win_new_height(wp, height) | |
5424 win_T *wp; | |
5425 int height; | |
5426 { | |
5427 linenr_T lnum; | |
5428 int sline, line_size; | |
5429 #define FRACTION_MULT 16384L | |
5430 | |
5431 /* Don't want a negative height. Happens when splitting a tiny window. | |
5432 * Will equalize heights soon to fix it. */ | |
5433 if (height < 0) | |
5434 height = 0; | |
826 | 5435 if (wp->w_height == height) |
5436 return; /* nothing to do */ | |
7 | 5437 |
5438 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0) | |
5439 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT | |
5440 + FRACTION_MULT / 2) / (long)wp->w_height; | |
5441 | |
5442 wp->w_height = height; | |
5443 wp->w_skipcol = 0; | |
5444 | |
5445 /* Don't change w_topline when height is zero. Don't set w_topline when | |
5446 * 'scrollbind' is set and this isn't the current window. */ | |
5447 if (height > 0 | |
5448 #ifdef FEAT_SCROLLBIND | |
5449 && (!wp->w_p_scb || wp == curwin) | |
5450 #endif | |
5451 ) | |
5452 { | |
47 | 5453 /* |
5454 * Find a value for w_topline that shows the cursor at the same | |
5455 * relative position in the window as before (more or less). | |
5456 */ | |
7 | 5457 lnum = wp->w_cursor.lnum; |
5458 if (lnum < 1) /* can happen when starting up */ | |
5459 lnum = 1; | |
5460 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT; | |
5461 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1; | |
5462 sline = wp->w_wrow - line_size; | |
1023 | 5463 |
5464 if (sline >= 0) | |
5465 { | |
5466 /* Make sure the whole cursor line is visible, if possible. */ | |
5467 int rows = plines_win(wp, lnum, FALSE); | |
5468 | |
5469 if (sline > wp->w_height - rows) | |
5470 { | |
5471 sline = wp->w_height - rows; | |
5472 wp->w_wrow -= rows - line_size; | |
5473 } | |
5474 } | |
5475 | |
7 | 5476 if (sline < 0) |
5477 { | |
5478 /* | |
5479 * Cursor line would go off top of screen if w_wrow was this high. | |
1023 | 5480 * Make cursor line the first line in the window. If not enough |
5481 * room use w_skipcol; | |
7 | 5482 */ |
5483 wp->w_wrow = line_size; | |
1023 | 5484 if (wp->w_wrow >= wp->w_height |
5485 && (W_WIDTH(wp) - win_col_off(wp)) > 0) | |
5486 { | |
5487 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp); | |
5488 --wp->w_wrow; | |
5489 while (wp->w_wrow >= wp->w_height) | |
5490 { | |
5491 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp) | |
5492 + win_col_off2(wp); | |
5493 --wp->w_wrow; | |
5494 } | |
5495 } | |
7 | 5496 } |
5497 else | |
5498 { | |
1023 | 5499 while (sline > 0 && lnum > 1) |
7 | 5500 { |
5501 #ifdef FEAT_FOLDING | |
5502 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL); | |
5503 if (lnum == 1) | |
5504 { | |
5505 /* first line in buffer is folded */ | |
5506 line_size = 1; | |
5507 --sline; | |
5508 break; | |
5509 } | |
5510 #endif | |
5511 --lnum; | |
5512 #ifdef FEAT_DIFF | |
5513 if (lnum == wp->w_topline) | |
5514 line_size = plines_win_nofill(wp, lnum, TRUE) | |
5515 + wp->w_topfill; | |
5516 else | |
5517 #endif | |
5518 line_size = plines_win(wp, lnum, TRUE); | |
5519 sline -= line_size; | |
5520 } | |
47 | 5521 |
7 | 5522 if (sline < 0) |
5523 { | |
5524 /* | |
5525 * Line we want at top would go off top of screen. Use next | |
5526 * line instead. | |
5527 */ | |
5528 #ifdef FEAT_FOLDING | |
5529 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL); | |
5530 #endif | |
5531 lnum++; | |
5532 wp->w_wrow -= line_size + sline; | |
5533 } | |
5534 else if (sline > 0) | |
5535 { | |
5536 /* First line of file reached, use that as topline. */ | |
5537 lnum = 1; | |
5538 wp->w_wrow -= sline; | |
5539 } | |
5540 } | |
5541 set_topline(wp, lnum); | |
5542 } | |
5543 | |
5544 if (wp == curwin) | |
5545 { | |
5546 if (p_so) | |
5547 update_topline(); | |
5548 curs_columns(FALSE); /* validate w_wrow */ | |
5549 } | |
5550 wp->w_prev_fraction_row = wp->w_wrow; | |
5551 | |
5552 win_comp_scroll(wp); | |
737 | 5553 redraw_win_later(wp, SOME_VALID); |
7 | 5554 #ifdef FEAT_WINDOWS |
5555 wp->w_redr_status = TRUE; | |
5556 #endif | |
5557 invalidate_botline_win(wp); | |
5558 } | |
5559 | |
5560 #ifdef FEAT_VERTSPLIT | |
5561 /* | |
5562 * Set the width of a window. | |
5563 */ | |
5564 static void | |
5565 win_new_width(wp, width) | |
5566 win_T *wp; | |
5567 int width; | |
5568 { | |
5569 wp->w_width = width; | |
5570 wp->w_lines_valid = 0; | |
5571 changed_line_abv_curs_win(wp); | |
5572 invalidate_botline_win(wp); | |
5573 if (wp == curwin) | |
5574 { | |
5575 update_topline(); | |
5576 curs_columns(TRUE); /* validate w_wrow */ | |
5577 } | |
5578 redraw_win_later(wp, NOT_VALID); | |
5579 wp->w_redr_status = TRUE; | |
5580 } | |
5581 #endif | |
5582 | |
5583 void | |
5584 win_comp_scroll(wp) | |
5585 win_T *wp; | |
5586 { | |
5587 wp->w_p_scr = ((unsigned)wp->w_height >> 1); | |
5588 if (wp->w_p_scr == 0) | |
5589 wp->w_p_scr = 1; | |
5590 } | |
5591 | |
5592 /* | |
5593 * command_height: called whenever p_ch has been changed | |
5594 */ | |
5595 void | |
824 | 5596 command_height() |
7 | 5597 { |
5598 #ifdef FEAT_WINDOWS | |
5599 int h; | |
5600 frame_T *frp; | |
824 | 5601 int old_p_ch = curtab->tp_ch_used; |
5602 | |
5603 /* Use the value of p_ch that we remembered. This is needed for when the | |
5604 * GUI starts up, we can't be sure in what order things happen. And when | |
5605 * p_ch was changed in another tab page. */ | |
5606 curtab->tp_ch_used = p_ch; | |
170 | 5607 |
7 | 5608 /* Find bottom frame with width of screen. */ |
5609 frp = lastwin->w_frame; | |
5610 # ifdef FEAT_VERTSPLIT | |
5611 while (frp->fr_width != Columns && frp->fr_parent != NULL) | |
5612 frp = frp->fr_parent; | |
5613 # endif | |
5614 | |
5615 /* Avoid changing the height of a window with 'winfixheight' set. */ | |
5616 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF | |
5617 && frp->fr_win->w_p_wfh) | |
5618 frp = frp->fr_prev; | |
5619 | |
5620 if (starting != NO_SCREEN) | |
5621 { | |
5622 cmdline_row = Rows - p_ch; | |
5623 | |
5624 if (p_ch > old_p_ch) /* p_ch got bigger */ | |
5625 { | |
5626 while (p_ch > old_p_ch) | |
5627 { | |
5628 if (frp == NULL) | |
5629 { | |
5630 EMSG(_(e_noroom)); | |
5631 p_ch = old_p_ch; | |
1404 | 5632 curtab->tp_ch_used = p_ch; |
7 | 5633 cmdline_row = Rows - p_ch; |
5634 break; | |
5635 } | |
5636 h = frp->fr_height - frame_minheight(frp, NULL); | |
5637 if (h > p_ch - old_p_ch) | |
5638 h = p_ch - old_p_ch; | |
5639 old_p_ch += h; | |
5640 frame_add_height(frp, -h); | |
5641 frp = frp->fr_prev; | |
5642 } | |
5643 | |
5644 /* Recompute window positions. */ | |
5645 (void)win_comp_pos(); | |
5646 | |
5647 /* clear the lines added to cmdline */ | |
5648 if (full_screen) | |
5649 screen_fill((int)(cmdline_row), (int)Rows, 0, | |
5650 (int)Columns, ' ', ' ', 0); | |
5651 msg_row = cmdline_row; | |
5652 redraw_cmdline = TRUE; | |
5653 return; | |
5654 } | |
5655 | |
5656 if (msg_row < cmdline_row) | |
5657 msg_row = cmdline_row; | |
5658 redraw_cmdline = TRUE; | |
5659 } | |
5660 frame_add_height(frp, (int)(old_p_ch - p_ch)); | |
5661 | |
5662 /* Recompute window positions. */ | |
5663 if (frp != lastwin->w_frame) | |
5664 (void)win_comp_pos(); | |
5665 #else | |
5666 cmdline_row = Rows - p_ch; | |
824 | 5667 win_setheight(cmdline_row); |
7 | 5668 #endif |
5669 } | |
5670 | |
5671 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
5672 /* | |
5673 * Resize frame "frp" to be "n" lines higher (negative for less high). | |
5674 * Also resize the frames it is contained in. | |
5675 */ | |
5676 static void | |
5677 frame_add_height(frp, n) | |
5678 frame_T *frp; | |
5679 int n; | |
5680 { | |
5681 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE); | |
5682 for (;;) | |
5683 { | |
5684 frp = frp->fr_parent; | |
5685 if (frp == NULL) | |
5686 break; | |
5687 frp->fr_height += n; | |
5688 } | |
5689 } | |
5690 | |
5691 /* | |
5692 * Add or remove a status line for the bottom window(s), according to the | |
5693 * value of 'laststatus'. | |
5694 */ | |
5695 void | |
5696 last_status(morewin) | |
5697 int morewin; /* pretend there are two or more windows */ | |
5698 { | |
5699 /* Don't make a difference between horizontal or vertical split. */ | |
5700 last_status_rec(topframe, (p_ls == 2 | |
5701 || (p_ls == 1 && (morewin || lastwin != firstwin)))); | |
5702 } | |
5703 | |
5704 static void | |
5705 last_status_rec(fr, statusline) | |
5706 frame_T *fr; | |
5707 int statusline; | |
5708 { | |
5709 frame_T *fp; | |
5710 win_T *wp; | |
5711 | |
5712 if (fr->fr_layout == FR_LEAF) | |
5713 { | |
5714 wp = fr->fr_win; | |
5715 if (wp->w_status_height != 0 && !statusline) | |
5716 { | |
5717 /* remove status line */ | |
5718 win_new_height(wp, wp->w_height + 1); | |
5719 wp->w_status_height = 0; | |
5720 comp_col(); | |
5721 } | |
5722 else if (wp->w_status_height == 0 && statusline) | |
5723 { | |
5724 /* Find a frame to take a line from. */ | |
5725 fp = fr; | |
5726 while (fp->fr_height <= frame_minheight(fp, NULL)) | |
5727 { | |
5728 if (fp == topframe) | |
5729 { | |
5730 EMSG(_(e_noroom)); | |
5731 return; | |
5732 } | |
5733 /* In a column of frames: go to frame above. If already at | |
5734 * the top or in a row of frames: go to parent. */ | |
5735 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL) | |
5736 fp = fp->fr_prev; | |
5737 else | |
5738 fp = fp->fr_parent; | |
5739 } | |
5740 wp->w_status_height = 1; | |
5741 if (fp != fr) | |
5742 { | |
5743 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE); | |
5744 frame_fix_height(wp); | |
5745 (void)win_comp_pos(); | |
5746 } | |
5747 else | |
5748 win_new_height(wp, wp->w_height - 1); | |
5749 comp_col(); | |
737 | 5750 redraw_all_later(SOME_VALID); |
7 | 5751 } |
5752 } | |
5753 #ifdef FEAT_VERTSPLIT | |
5754 else if (fr->fr_layout == FR_ROW) | |
5755 { | |
5756 /* vertically split windows, set status line for each one */ | |
5757 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next) | |
5758 last_status_rec(fp, statusline); | |
5759 } | |
5760 #endif | |
5761 else | |
5762 { | |
5763 /* horizontally split window, set status line for last one */ | |
5764 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
5765 ; | |
5766 last_status_rec(fp, statusline); | |
5767 } | |
5768 } | |
5769 | |
667 | 5770 /* |
668 | 5771 * Return the number of lines used by the tab page line. |
667 | 5772 */ |
5773 int | |
685 | 5774 tabline_height() |
667 | 5775 { |
685 | 5776 #ifdef FEAT_GUI_TABLINE |
5777 /* When the GUI has the tabline then this always returns zero. */ | |
5778 if (gui_use_tabline()) | |
5779 return 0; | |
5780 #endif | |
675 | 5781 switch (p_stal) |
668 | 5782 { |
5783 case 0: return 0; | |
5784 case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1; | |
5785 } | |
667 | 5786 return 1; |
5787 } | |
5788 | |
7 | 5789 #endif /* FEAT_WINDOWS */ |
5790 | |
5791 #if defined(FEAT_SEARCHPATH) || defined(PROTO) | |
5792 /* | |
344 | 5793 * Get the file name at the cursor. |
5794 * If Visual mode is active, use the selected text if it's in one line. | |
5795 * Returns the name in allocated memory, NULL for failure. | |
5796 */ | |
5797 char_u * | |
681 | 5798 grab_file_name(count, file_lnum) |
5799 long count; | |
5800 linenr_T *file_lnum; | |
344 | 5801 { |
5802 # ifdef FEAT_VISUAL | |
5803 if (VIsual_active) | |
5804 { | |
5805 int len; | |
5806 char_u *ptr; | |
5807 | |
5808 if (get_visual_text(NULL, &ptr, &len) == FAIL) | |
5809 return NULL; | |
5810 return find_file_name_in_path(ptr, len, | |
5811 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname); | |
5812 } | |
5813 # endif | |
681 | 5814 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count, |
5815 file_lnum); | |
5816 | |
344 | 5817 } |
5818 | |
5819 /* | |
7 | 5820 * Return the file name under or after the cursor. |
5821 * | |
5822 * The 'path' option is searched if the file name is not absolute. | |
5823 * The string returned has been alloc'ed and should be freed by the caller. | |
5824 * NULL is returned if the file name or file is not found. | |
5825 * | |
5826 * options: | |
5827 * FNAME_MESS give error messages | |
5828 * FNAME_EXP expand to path | |
5829 * FNAME_HYP check for hypertext link | |
5830 * FNAME_INCL apply "includeexpr" | |
5831 */ | |
5832 char_u * | |
681 | 5833 file_name_at_cursor(options, count, file_lnum) |
5834 int options; | |
5835 long count; | |
5836 linenr_T *file_lnum; | |
7 | 5837 { |
5838 return file_name_in_line(ml_get_curline(), | |
681 | 5839 curwin->w_cursor.col, options, count, curbuf->b_ffname, |
5840 file_lnum); | |
7 | 5841 } |
5842 | |
5843 /* | |
5844 * Return the name of the file under or after ptr[col]. | |
5845 * Otherwise like file_name_at_cursor(). | |
5846 */ | |
5847 char_u * | |
681 | 5848 file_name_in_line(line, col, options, count, rel_fname, file_lnum) |
7 | 5849 char_u *line; |
5850 int col; | |
5851 int options; | |
5852 long count; | |
5853 char_u *rel_fname; /* file we are searching relative to */ | |
681 | 5854 linenr_T *file_lnum; /* line number after the file name */ |
7 | 5855 { |
5856 char_u *ptr; | |
5857 int len; | |
5858 | |
5859 /* | |
5860 * search forward for what could be the start of a file name | |
5861 */ | |
5862 ptr = line + col; | |
5863 while (*ptr != NUL && !vim_isfilec(*ptr)) | |
345 | 5864 mb_ptr_adv(ptr); |
7 | 5865 if (*ptr == NUL) /* nothing found */ |
5866 { | |
5867 if (options & FNAME_MESS) | |
5868 EMSG(_("E446: No file name under cursor")); | |
5869 return NULL; | |
5870 } | |
5871 | |
5872 /* | |
5873 * Search backward for first char of the file name. | |
5874 * Go one char back to ":" before "//" even when ':' is not in 'isfname'. | |
5875 */ | |
5876 while (ptr > line) | |
5877 { | |
5878 #ifdef FEAT_MBYTE | |
5879 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0) | |
5880 ptr -= len + 1; | |
5881 else | |
5882 #endif | |
5883 if (vim_isfilec(ptr[-1]) | |
5884 || ((options & FNAME_HYP) && path_is_url(ptr - 1))) | |
5885 --ptr; | |
5886 else | |
5887 break; | |
5888 } | |
5889 | |
5890 /* | |
5891 * Search forward for the last char of the file name. | |
5892 * Also allow "://" when ':' is not in 'isfname'. | |
5893 */ | |
5894 len = 0; | |
5895 while (vim_isfilec(ptr[len]) | |
5896 || ((options & FNAME_HYP) && path_is_url(ptr + len))) | |
5897 #ifdef FEAT_MBYTE | |
5898 if (has_mbyte) | |
474 | 5899 len += (*mb_ptr2len)(ptr + len); |
7 | 5900 else |
5901 #endif | |
5902 ++len; | |
5903 | |
5904 /* | |
5905 * If there is trailing punctuation, remove it. | |
5906 * But don't remove "..", could be a directory name. | |
5907 */ | |
5908 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL | |
5909 && ptr[len - 2] != '.') | |
5910 --len; | |
5911 | |
681 | 5912 if (file_lnum != NULL) |
5913 { | |
5914 char_u *p; | |
5915 | |
5916 /* Get the number after the file name and a separator character */ | |
5917 p = ptr + len; | |
5918 p = skipwhite(p); | |
5919 if (*p != NUL) | |
5920 { | |
5921 if (!isdigit(*p)) | |
5922 ++p; /* skip the separator */ | |
5923 p = skipwhite(p); | |
5924 if (isdigit(*p)) | |
5925 *file_lnum = (int)getdigits(&p); | |
5926 } | |
5927 } | |
5928 | |
7 | 5929 return find_file_name_in_path(ptr, len, options, count, rel_fname); |
5930 } | |
5931 | |
5932 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
5933 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len)); | |
5934 | |
5935 static char_u * | |
5936 eval_includeexpr(ptr, len) | |
5937 char_u *ptr; | |
5938 int len; | |
5939 { | |
5940 char_u *res; | |
5941 | |
5942 set_vim_var_string(VV_FNAME, ptr, len); | |
633 | 5943 res = eval_to_string_safe(curbuf->b_p_inex, NULL, |
681 | 5944 was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL)); |
7 | 5945 set_vim_var_string(VV_FNAME, NULL, 0); |
5946 return res; | |
5947 } | |
5948 #endif | |
5949 | |
5950 /* | |
5951 * Return the name of the file ptr[len] in 'path'. | |
5952 * Otherwise like file_name_at_cursor(). | |
5953 */ | |
5954 char_u * | |
5955 find_file_name_in_path(ptr, len, options, count, rel_fname) | |
5956 char_u *ptr; | |
5957 int len; | |
5958 int options; | |
5959 long count; | |
5960 char_u *rel_fname; /* file we are searching relative to */ | |
5961 { | |
5962 char_u *file_name; | |
5963 int c; | |
5964 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
5965 char_u *tofree = NULL; | |
5966 | |
5967 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
5968 { | |
5969 tofree = eval_includeexpr(ptr, len); | |
5970 if (tofree != NULL) | |
5971 { | |
5972 ptr = tofree; | |
5973 len = (int)STRLEN(ptr); | |
5974 } | |
5975 } | |
5976 # endif | |
5977 | |
5978 if (options & FNAME_EXP) | |
5979 { | |
5980 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
5981 TRUE, rel_fname); | |
5982 | |
5983 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
5984 /* | |
5985 * If the file could not be found in a normal way, try applying | |
5986 * 'includeexpr' (unless done already). | |
5987 */ | |
5988 if (file_name == NULL | |
5989 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
5990 { | |
5991 tofree = eval_includeexpr(ptr, len); | |
5992 if (tofree != NULL) | |
5993 { | |
5994 ptr = tofree; | |
5995 len = (int)STRLEN(ptr); | |
5996 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
5997 TRUE, rel_fname); | |
5998 } | |
5999 } | |
6000 # endif | |
6001 if (file_name == NULL && (options & FNAME_MESS)) | |
6002 { | |
6003 c = ptr[len]; | |
6004 ptr[len] = NUL; | |
6005 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr); | |
6006 ptr[len] = c; | |
6007 } | |
6008 | |
6009 /* Repeat finding the file "count" times. This matters when it | |
6010 * appears several times in the path. */ | |
6011 while (file_name != NULL && --count > 0) | |
6012 { | |
6013 vim_free(file_name); | |
6014 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname); | |
6015 } | |
6016 } | |
6017 else | |
6018 file_name = vim_strnsave(ptr, len); | |
6019 | |
6020 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6021 vim_free(tofree); | |
6022 # endif | |
6023 | |
6024 return file_name; | |
6025 } | |
6026 #endif /* FEAT_SEARCHPATH */ | |
6027 | |
6028 /* | |
6029 * Check if the "://" of a URL is at the pointer, return URL_SLASH. | |
6030 * Also check for ":\\", which MS Internet Explorer accepts, return | |
6031 * URL_BACKSLASH. | |
6032 */ | |
6033 static int | |
6034 path_is_url(p) | |
6035 char_u *p; | |
6036 { | |
6037 if (STRNCMP(p, "://", (size_t)3) == 0) | |
6038 return URL_SLASH; | |
6039 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0) | |
6040 return URL_BACKSLASH; | |
6041 return 0; | |
6042 } | |
6043 | |
6044 /* | |
6045 * Check if "fname" starts with "name://". Return URL_SLASH if it does. | |
6046 * Return URL_BACKSLASH for "name:\\". | |
6047 * Return zero otherwise. | |
6048 */ | |
6049 int | |
6050 path_with_url(fname) | |
6051 char_u *fname; | |
6052 { | |
6053 char_u *p; | |
6054 | |
6055 for (p = fname; isalpha(*p); ++p) | |
6056 ; | |
6057 return path_is_url(p); | |
6058 } | |
6059 | |
6060 /* | |
6061 * Return TRUE if "name" is a full (absolute) path name or URL. | |
6062 */ | |
6063 int | |
6064 vim_isAbsName(name) | |
6065 char_u *name; | |
6066 { | |
6067 return (path_with_url(name) != 0 || mch_isFullName(name)); | |
6068 } | |
6069 | |
6070 /* | |
592 | 6071 * Get absolute file name into buffer "buf[len]". |
7 | 6072 * |
6073 * return FAIL for failure, OK otherwise | |
6074 */ | |
6075 int | |
6076 vim_FullName(fname, buf, len, force) | |
6077 char_u *fname, *buf; | |
6078 int len; | |
592 | 6079 int force; /* force expansion even when already absolute */ |
7 | 6080 { |
6081 int retval = OK; | |
6082 int url; | |
6083 | |
6084 *buf = NUL; | |
6085 if (fname == NULL) | |
6086 return FAIL; | |
6087 | |
6088 url = path_with_url(fname); | |
6089 if (!url) | |
6090 retval = mch_FullName(fname, buf, len, force); | |
6091 if (url || retval == FAIL) | |
6092 { | |
6093 /* something failed; use the file name (truncate when too long) */ | |
416 | 6094 vim_strncpy(buf, fname, len - 1); |
7 | 6095 } |
6096 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN) | |
6097 slash_adjust(buf); | |
6098 #endif | |
6099 return retval; | |
6100 } | |
6101 | |
6102 /* | |
6103 * Return the minimal number of rows that is needed on the screen to display | |
6104 * the current number of windows. | |
6105 */ | |
6106 int | |
6107 min_rows() | |
6108 { | |
6109 int total; | |
671 | 6110 #ifdef FEAT_WINDOWS |
6111 tabpage_T *tp; | |
6112 int n; | |
6113 #endif | |
7 | 6114 |
6115 if (firstwin == NULL) /* not initialized yet */ | |
6116 return MIN_LINES; | |
6117 | |
6118 #ifdef FEAT_WINDOWS | |
671 | 6119 total = 0; |
6120 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
6121 { | |
6122 n = frame_minheight(tp->tp_topframe, NULL); | |
6123 if (total < n) | |
6124 total = n; | |
6125 } | |
685 | 6126 total += tabline_height(); |
7 | 6127 #else |
671 | 6128 total = 1; /* at least one window should have a line! */ |
7 | 6129 #endif |
671 | 6130 total += 1; /* count the room for the command line */ |
7 | 6131 return total; |
6132 } | |
6133 | |
6134 /* | |
672 | 6135 * Return TRUE if there is only one window (in the current tab page), not |
6136 * counting a help or preview window, unless it is the current window. | |
1906 | 6137 * Does not count "aucmd_win". |
7 | 6138 */ |
6139 int | |
6140 only_one_window() | |
6141 { | |
6142 #ifdef FEAT_WINDOWS | |
6143 int count = 0; | |
6144 win_T *wp; | |
6145 | |
667 | 6146 /* If there is another tab page there always is another window. */ |
6147 if (first_tabpage->tp_next != NULL) | |
6148 return FALSE; | |
6149 | |
7 | 6150 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
1906 | 6151 if ((!((wp->w_buffer->b_help && !curbuf->b_help) |
7 | 6152 # ifdef FEAT_QUICKFIX |
6153 || wp->w_p_pvw | |
6154 # endif | |
6155 ) || wp == curwin) | |
1906 | 6156 # ifdef FEAT_AUTOCMD |
6157 && wp != aucmd_win | |
6158 # endif | |
6159 ) | |
7 | 6160 ++count; |
6161 return (count <= 1); | |
6162 #else | |
6163 return TRUE; | |
6164 #endif | |
6165 } | |
6166 | |
6167 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO) | |
6168 /* | |
6169 * Correct the cursor line number in other windows. Used after changing the | |
6170 * current buffer, and before applying autocommands. | |
6171 * When "do_curwin" is TRUE, also check current window. | |
6172 */ | |
6173 void | |
6174 check_lnums(do_curwin) | |
6175 int do_curwin; | |
6176 { | |
6177 win_T *wp; | |
6178 | |
6179 #ifdef FEAT_WINDOWS | |
671 | 6180 tabpage_T *tp; |
6181 | |
6182 FOR_ALL_TAB_WINDOWS(tp, wp) | |
7 | 6183 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf) |
6184 #else | |
6185 wp = curwin; | |
6186 if (do_curwin) | |
6187 #endif | |
6188 { | |
6189 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
6190 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
6191 if (wp->w_topline > curbuf->b_ml.ml_line_count) | |
6192 wp->w_topline = curbuf->b_ml.ml_line_count; | |
6193 } | |
6194 } | |
6195 #endif | |
6196 | |
6197 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
6198 | |
6199 /* | |
6200 * A snapshot of the window sizes, to restore them after closing the help | |
6201 * window. | |
6202 * Only these fields are used: | |
6203 * fr_layout | |
6204 * fr_width | |
6205 * fr_height | |
6206 * fr_next | |
6207 * fr_child | |
6208 * fr_win (only valid for the old curwin, NULL otherwise) | |
6209 */ | |
6210 | |
6211 /* | |
6212 * Create a snapshot of the current frame sizes. | |
6213 */ | |
1906 | 6214 void |
6215 make_snapshot(idx) | |
6216 int idx; | |
7 | 6217 { |
1906 | 6218 clear_snapshot(curtab, idx); |
6219 make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]); | |
7 | 6220 } |
6221 | |
6222 static void | |
6223 make_snapshot_rec(fr, frp) | |
6224 frame_T *fr; | |
6225 frame_T **frp; | |
6226 { | |
6227 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
6228 if (*frp == NULL) | |
6229 return; | |
6230 (*frp)->fr_layout = fr->fr_layout; | |
6231 # ifdef FEAT_VERTSPLIT | |
6232 (*frp)->fr_width = fr->fr_width; | |
6233 # endif | |
6234 (*frp)->fr_height = fr->fr_height; | |
6235 if (fr->fr_next != NULL) | |
6236 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next)); | |
6237 if (fr->fr_child != NULL) | |
6238 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child)); | |
6239 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin) | |
6240 (*frp)->fr_win = curwin; | |
6241 } | |
6242 | |
6243 /* | |
6244 * Remove any existing snapshot. | |
6245 */ | |
6246 static void | |
1906 | 6247 clear_snapshot(tp, idx) |
675 | 6248 tabpage_T *tp; |
1906 | 6249 int idx; |
7 | 6250 { |
1906 | 6251 clear_snapshot_rec(tp->tp_snapshot[idx]); |
6252 tp->tp_snapshot[idx] = NULL; | |
7 | 6253 } |
6254 | |
6255 static void | |
6256 clear_snapshot_rec(fr) | |
6257 frame_T *fr; | |
6258 { | |
6259 if (fr != NULL) | |
6260 { | |
6261 clear_snapshot_rec(fr->fr_next); | |
6262 clear_snapshot_rec(fr->fr_child); | |
6263 vim_free(fr); | |
6264 } | |
6265 } | |
6266 | |
6267 /* | |
6268 * Restore a previously created snapshot, if there is any. | |
6269 * This is only done if the screen size didn't change and the window layout is | |
6270 * still the same. | |
6271 */ | |
1906 | 6272 void |
6273 restore_snapshot(idx, close_curwin) | |
6274 int idx; | |
7 | 6275 int close_curwin; /* closing current window */ |
6276 { | |
6277 win_T *wp; | |
6278 | |
1906 | 6279 if (curtab->tp_snapshot[idx] != NULL |
7 | 6280 # ifdef FEAT_VERTSPLIT |
1906 | 6281 && curtab->tp_snapshot[idx]->fr_width == topframe->fr_width |
7 | 6282 # endif |
1906 | 6283 && curtab->tp_snapshot[idx]->fr_height == topframe->fr_height |
6284 && check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK) | |
6285 { | |
6286 wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe); | |
7 | 6287 win_comp_pos(); |
6288 if (wp != NULL && close_curwin) | |
6289 win_goto(wp); | |
6290 redraw_all_later(CLEAR); | |
6291 } | |
1906 | 6292 clear_snapshot(curtab, idx); |
7 | 6293 } |
6294 | |
6295 /* | |
6296 * Check if frames "sn" and "fr" have the same layout, same following frames | |
6297 * and same children. | |
6298 */ | |
6299 static int | |
6300 check_snapshot_rec(sn, fr) | |
6301 frame_T *sn; | |
6302 frame_T *fr; | |
6303 { | |
6304 if (sn->fr_layout != fr->fr_layout | |
6305 || (sn->fr_next == NULL) != (fr->fr_next == NULL) | |
6306 || (sn->fr_child == NULL) != (fr->fr_child == NULL) | |
6307 || (sn->fr_next != NULL | |
6308 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL) | |
6309 || (sn->fr_child != NULL | |
6310 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)) | |
6311 return FAIL; | |
6312 return OK; | |
6313 } | |
6314 | |
6315 /* | |
6316 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all | |
6317 * following frames and children. | |
6318 * Returns a pointer to the old current window, or NULL. | |
6319 */ | |
6320 static win_T * | |
6321 restore_snapshot_rec(sn, fr) | |
6322 frame_T *sn; | |
6323 frame_T *fr; | |
6324 { | |
6325 win_T *wp = NULL; | |
6326 win_T *wp2; | |
6327 | |
6328 fr->fr_height = sn->fr_height; | |
6329 # ifdef FEAT_VERTSPLIT | |
6330 fr->fr_width = sn->fr_width; | |
6331 # endif | |
6332 if (fr->fr_layout == FR_LEAF) | |
6333 { | |
6334 frame_new_height(fr, fr->fr_height, FALSE, FALSE); | |
6335 # ifdef FEAT_VERTSPLIT | |
779 | 6336 frame_new_width(fr, fr->fr_width, FALSE, FALSE); |
7 | 6337 # endif |
6338 wp = sn->fr_win; | |
6339 } | |
6340 if (sn->fr_next != NULL) | |
6341 { | |
6342 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next); | |
6343 if (wp2 != NULL) | |
6344 wp = wp2; | |
6345 } | |
6346 if (sn->fr_child != NULL) | |
6347 { | |
6348 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child); | |
6349 if (wp2 != NULL) | |
6350 wp = wp2; | |
6351 } | |
6352 return wp; | |
6353 } | |
6354 | |
6355 #endif | |
6356 | |
6357 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO) | |
6358 /* | |
6359 * Return TRUE if there is any vertically split window. | |
6360 */ | |
6361 int | |
6362 win_hasvertsplit() | |
6363 { | |
6364 frame_T *fr; | |
6365 | |
6366 if (topframe->fr_layout == FR_ROW) | |
6367 return TRUE; | |
6368 | |
6369 if (topframe->fr_layout == FR_COL) | |
6370 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next) | |
6371 if (fr->fr_layout == FR_ROW) | |
6372 return TRUE; | |
6373 | |
6374 return FALSE; | |
6375 } | |
6376 #endif | |
1326 | 6377 |
6378 #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
6379 /* | |
6380 * Add match to the match list of window 'wp'. The pattern 'pat' will be | |
1698 | 6381 * highlighted with the group 'grp' with priority 'prio'. |
1326 | 6382 * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). |
6383 * If no particular ID is desired, -1 must be specified for 'id'. | |
6384 * Return ID of added match, -1 on failure. | |
6385 */ | |
6386 int | |
6387 match_add(wp, grp, pat, prio, id) | |
6388 win_T *wp; | |
6389 char_u *grp; | |
6390 char_u *pat; | |
6391 int prio; | |
6392 int id; | |
6393 { | |
6394 matchitem_T *cur; | |
6395 matchitem_T *prev; | |
6396 matchitem_T *m; | |
6397 int hlg_id; | |
1338 | 6398 regprog_T *regprog; |
1326 | 6399 |
6400 if (*grp == NUL || *pat == NUL) | |
6401 return -1; | |
6402 if (id < -1 || id == 0) | |
6403 { | |
6404 EMSGN("E799: Invalid ID: %ld (must be greater than or equal to 1)", id); | |
6405 return -1; | |
6406 } | |
6407 if (id != -1) | |
6408 { | |
6409 cur = wp->w_match_head; | |
6410 while (cur != NULL) | |
6411 { | |
6412 if (cur->id == id) | |
6413 { | |
6414 EMSGN("E801: ID already taken: %ld", id); | |
6415 return -1; | |
6416 } | |
6417 cur = cur->next; | |
6418 } | |
6419 } | |
1570 | 6420 if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) |
1326 | 6421 { |
6422 EMSG2(_(e_nogroup), grp); | |
6423 return -1; | |
6424 } | |
1338 | 6425 if ((regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) |
1326 | 6426 { |
6427 EMSG2(_(e_invarg2), pat); | |
6428 return -1; | |
6429 } | |
6430 | |
6431 /* Find available match ID. */ | |
6432 while (id == -1) | |
6433 { | |
6434 cur = wp->w_match_head; | |
6435 while (cur != NULL && cur->id != wp->w_next_match_id) | |
6436 cur = cur->next; | |
6437 if (cur == NULL) | |
6438 id = wp->w_next_match_id; | |
6439 wp->w_next_match_id++; | |
6440 } | |
6441 | |
6442 /* Build new match. */ | |
6443 m = (matchitem_T *)alloc(sizeof(matchitem_T)); | |
6444 m->id = id; | |
6445 m->priority = prio; | |
6446 m->pattern = vim_strsave(pat); | |
6447 m->hlg_id = hlg_id; | |
1338 | 6448 m->match.regprog = regprog; |
6449 m->match.rmm_ic = FALSE; | |
6450 m->match.rmm_maxcol = 0; | |
1326 | 6451 |
6452 /* Insert new match. The match list is in ascending order with regard to | |
6453 * the match priorities. */ | |
6454 cur = wp->w_match_head; | |
6455 prev = cur; | |
6456 while (cur != NULL && prio >= cur->priority) | |
6457 { | |
6458 prev = cur; | |
6459 cur = cur->next; | |
6460 } | |
6461 if (cur == prev) | |
6462 wp->w_match_head = m; | |
6463 else | |
6464 prev->next = m; | |
6465 m->next = cur; | |
6466 | |
6467 redraw_later(SOME_VALID); | |
6468 return id; | |
6469 } | |
6470 | |
6471 /* | |
6472 * Delete match with ID 'id' in the match list of window 'wp'. | |
6473 * Print error messages if 'perr' is TRUE. | |
6474 */ | |
6475 int | |
6476 match_delete(wp, id, perr) | |
6477 win_T *wp; | |
6478 int id; | |
6479 int perr; | |
6480 { | |
6481 matchitem_T *cur = wp->w_match_head; | |
6482 matchitem_T *prev = cur; | |
6483 | |
6484 if (id < 1) | |
6485 { | |
6486 if (perr == TRUE) | |
6487 EMSGN("E802: Invalid ID: %ld (must be greater than or equal to 1)", | |
6488 id); | |
6489 return -1; | |
6490 } | |
6491 while (cur != NULL && cur->id != id) | |
6492 { | |
6493 prev = cur; | |
6494 cur = cur->next; | |
6495 } | |
6496 if (cur == NULL) | |
6497 { | |
6498 if (perr == TRUE) | |
6499 EMSGN("E803: ID not found: %ld", id); | |
6500 return -1; | |
6501 } | |
6502 if (cur == prev) | |
6503 wp->w_match_head = cur->next; | |
6504 else | |
6505 prev->next = cur->next; | |
6506 vim_free(cur->match.regprog); | |
6507 vim_free(cur->pattern); | |
6508 vim_free(cur); | |
6509 redraw_later(SOME_VALID); | |
6510 return 0; | |
6511 } | |
6512 | |
6513 /* | |
6514 * Delete all matches in the match list of window 'wp'. | |
6515 */ | |
6516 void | |
6517 clear_matches(wp) | |
6518 win_T *wp; | |
6519 { | |
6520 matchitem_T *m; | |
6521 | |
6522 while (wp->w_match_head != NULL) | |
6523 { | |
6524 m = wp->w_match_head->next; | |
6525 vim_free(wp->w_match_head->match.regprog); | |
6526 vim_free(wp->w_match_head->pattern); | |
6527 vim_free(wp->w_match_head); | |
6528 wp->w_match_head = m; | |
6529 } | |
6530 redraw_later(SOME_VALID); | |
6531 } | |
6532 | |
6533 /* | |
6534 * Get match from ID 'id' in window 'wp'. | |
6535 * Return NULL if match not found. | |
6536 */ | |
6537 matchitem_T * | |
6538 get_match(wp, id) | |
6539 win_T *wp; | |
6540 int id; | |
6541 { | |
6542 matchitem_T *cur = wp->w_match_head; | |
6543 | |
6544 while (cur != NULL && cur->id != id) | |
6545 cur = cur->next; | |
6546 return cur; | |
6547 } | |
6548 #endif |