Mercurial > vim
annotate src/window.c @ 2903:df5d2e1bff34
Added tag v7-3-224 for changeset 69e0783ed0ef
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Sun, 19 Jun 2011 02:55:38 +0200 |
parents | 27621abffed2 |
children | 0787bb5f387b |
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)); |
2665 | 73 static void set_fraction __ARGS((win_T *wp)); |
74 static void win_new_height __ARGS((win_T *wp, int height)); | |
7 | 75 |
76 #define URL_SLASH 1 /* path_is_url() has found "://" */ | |
77 #define URL_BACKSLASH 2 /* path_is_url() has found ":\\" */ | |
78 | |
1187 | 79 #define NOWIN (win_T *)-1 /* non-existing window */ |
7 | 80 |
170 | 81 #ifdef FEAT_WINDOWS |
685 | 82 # define ROWS_AVAIL (Rows - p_ch - tabline_height()) |
667 | 83 #else |
84 # define ROWS_AVAIL (Rows - p_ch) | |
170 | 85 #endif |
86 | |
7 | 87 #if defined(FEAT_WINDOWS) || defined(PROTO) |
826 | 88 |
89 static char *m_onlyone = N_("Already only one window"); | |
90 | |
7 | 91 /* |
92 * all CTRL-W window commands are handled here, called from normal_cmd(). | |
93 */ | |
94 void | |
95 do_window(nchar, Prenum, xchar) | |
96 int nchar; | |
97 long Prenum; | |
98 int xchar; /* extra char from ":wincmd gx" or NUL */ | |
99 { | |
100 long Prenum1; | |
101 win_T *wp; | |
102 #if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID) | |
103 char_u *ptr; | |
681 | 104 linenr_T lnum = -1; |
7 | 105 #endif |
106 #ifdef FEAT_FIND_ID | |
107 int type = FIND_DEFINE; | |
108 int len; | |
109 #endif | |
110 char_u cbuf[40]; | |
111 | |
112 if (Prenum == 0) | |
113 Prenum1 = 1; | |
114 else | |
115 Prenum1 = Prenum; | |
116 | |
117 #ifdef FEAT_CMDWIN | |
118 # define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; } | |
119 #else | |
120 # define CHECK_CMDWIN | |
121 #endif | |
122 | |
123 switch (nchar) | |
124 { | |
125 /* split current window in two parts, horizontally */ | |
126 case 'S': | |
127 case Ctrl_S: | |
128 case 's': | |
129 CHECK_CMDWIN | |
130 #ifdef FEAT_VISUAL | |
131 reset_VIsual_and_resel(); /* stop Visual mode */ | |
132 #endif | |
635 | 133 #ifdef FEAT_QUICKFIX |
134 /* When splitting the quickfix window open a new buffer in it, | |
135 * don't replicate the quickfix buffer. */ | |
136 if (bt_quickfix(curbuf)) | |
137 goto newwindow; | |
138 #endif | |
7 | 139 #ifdef FEAT_GUI |
140 need_mouse_correct = TRUE; | |
141 #endif | |
142 win_split((int)Prenum, 0); | |
143 break; | |
144 | |
145 #ifdef FEAT_VERTSPLIT | |
146 /* split current window in two parts, vertically */ | |
147 case Ctrl_V: | |
148 case 'v': | |
149 CHECK_CMDWIN | |
1664 | 150 # ifdef FEAT_VISUAL |
7 | 151 reset_VIsual_and_resel(); /* stop Visual mode */ |
1664 | 152 # endif |
153 # ifdef FEAT_QUICKFIX | |
154 /* When splitting the quickfix window open a new buffer in it, | |
155 * don't replicate the quickfix buffer. */ | |
156 if (bt_quickfix(curbuf)) | |
157 goto newwindow; | |
158 # endif | |
159 # ifdef FEAT_GUI | |
7 | 160 need_mouse_correct = TRUE; |
1664 | 161 # endif |
7 | 162 win_split((int)Prenum, WSP_VERT); |
163 break; | |
164 #endif | |
165 | |
166 /* split current window and edit alternate file */ | |
167 case Ctrl_HAT: | |
168 case '^': | |
169 CHECK_CMDWIN | |
170 #ifdef FEAT_VISUAL | |
171 reset_VIsual_and_resel(); /* stop Visual mode */ | |
172 #endif | |
173 STRCPY(cbuf, "split #"); | |
174 if (Prenum) | |
1664 | 175 vim_snprintf((char *)cbuf + 7, sizeof(cbuf) - 7, |
176 "%ld", Prenum); | |
7 | 177 do_cmdline_cmd(cbuf); |
178 break; | |
179 | |
180 /* open new window */ | |
181 case Ctrl_N: | |
182 case 'n': | |
183 CHECK_CMDWIN | |
184 #ifdef FEAT_VISUAL | |
185 reset_VIsual_and_resel(); /* stop Visual mode */ | |
186 #endif | |
635 | 187 #ifdef FEAT_QUICKFIX |
188 newwindow: | |
189 #endif | |
7 | 190 if (Prenum) |
1664 | 191 /* window height */ |
192 vim_snprintf((char *)cbuf, sizeof(cbuf) - 5, "%ld", Prenum); | |
7 | 193 else |
194 cbuf[0] = NUL; | |
1664 | 195 #if defined(FEAT_VERTSPLIT) && defined(FEAT_QUICKFIX) |
196 if (nchar == 'v' || nchar == Ctrl_V) | |
197 STRCAT(cbuf, "v"); | |
198 #endif | |
7 | 199 STRCAT(cbuf, "new"); |
200 do_cmdline_cmd(cbuf); | |
201 break; | |
202 | |
203 /* quit current window */ | |
204 case Ctrl_Q: | |
205 case 'q': | |
206 #ifdef FEAT_VISUAL | |
207 reset_VIsual_and_resel(); /* stop Visual mode */ | |
208 #endif | |
209 do_cmdline_cmd((char_u *)"quit"); | |
210 break; | |
211 | |
212 /* close current window */ | |
213 case Ctrl_C: | |
214 case 'c': | |
215 #ifdef FEAT_VISUAL | |
216 reset_VIsual_and_resel(); /* stop Visual mode */ | |
217 #endif | |
218 do_cmdline_cmd((char_u *)"close"); | |
219 break; | |
220 | |
221 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
222 /* close preview window */ | |
223 case Ctrl_Z: | |
224 case 'z': | |
225 CHECK_CMDWIN | |
226 #ifdef FEAT_VISUAL | |
227 reset_VIsual_and_resel(); /* stop Visual mode */ | |
228 #endif | |
229 do_cmdline_cmd((char_u *)"pclose"); | |
230 break; | |
231 | |
232 /* cursor to preview window */ | |
233 case 'P': | |
234 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
235 if (wp->w_p_pvw) | |
236 break; | |
237 if (wp == NULL) | |
238 EMSG(_("E441: There is no preview window")); | |
239 else | |
240 win_goto(wp); | |
241 break; | |
242 #endif | |
243 | |
244 /* close all but current window */ | |
245 case Ctrl_O: | |
246 case 'o': | |
247 CHECK_CMDWIN | |
248 #ifdef FEAT_VISUAL | |
249 reset_VIsual_and_resel(); /* stop Visual mode */ | |
250 #endif | |
251 do_cmdline_cmd((char_u *)"only"); | |
252 break; | |
253 | |
254 /* cursor to next window with wrap around */ | |
255 case Ctrl_W: | |
256 case 'w': | |
257 /* cursor to previous window with wrap around */ | |
258 case 'W': | |
259 CHECK_CMDWIN | |
1906 | 260 if (firstwin == lastwin && Prenum != 1) /* just one window */ |
7 | 261 beep_flush(); |
262 else | |
263 { | |
264 if (Prenum) /* go to specified window */ | |
265 { | |
266 for (wp = firstwin; --Prenum > 0; ) | |
267 { | |
268 if (wp->w_next == NULL) | |
269 break; | |
270 else | |
271 wp = wp->w_next; | |
272 } | |
273 } | |
274 else | |
275 { | |
276 if (nchar == 'W') /* go to previous window */ | |
277 { | |
278 wp = curwin->w_prev; | |
279 if (wp == NULL) | |
280 wp = lastwin; /* wrap around */ | |
281 } | |
282 else /* go to next window */ | |
283 { | |
284 wp = curwin->w_next; | |
285 if (wp == NULL) | |
286 wp = firstwin; /* wrap around */ | |
287 } | |
288 } | |
289 win_goto(wp); | |
290 } | |
291 break; | |
292 | |
293 /* cursor to window below */ | |
294 case 'j': | |
295 case K_DOWN: | |
296 case Ctrl_J: | |
297 CHECK_CMDWIN | |
298 #ifdef FEAT_VERTSPLIT | |
299 win_goto_ver(FALSE, Prenum1); | |
300 #else | |
301 for (wp = curwin; wp->w_next != NULL && Prenum1-- > 0; | |
302 wp = wp->w_next) | |
303 ; | |
304 win_goto(wp); | |
305 #endif | |
306 break; | |
307 | |
308 /* cursor to window above */ | |
309 case 'k': | |
310 case K_UP: | |
311 case Ctrl_K: | |
312 CHECK_CMDWIN | |
313 #ifdef FEAT_VERTSPLIT | |
314 win_goto_ver(TRUE, Prenum1); | |
315 #else | |
316 for (wp = curwin; wp->w_prev != NULL && Prenum1-- > 0; | |
317 wp = wp->w_prev) | |
318 ; | |
319 win_goto(wp); | |
320 #endif | |
321 break; | |
322 | |
323 #ifdef FEAT_VERTSPLIT | |
324 /* cursor to left window */ | |
325 case 'h': | |
326 case K_LEFT: | |
327 case Ctrl_H: | |
328 case K_BS: | |
329 CHECK_CMDWIN | |
330 win_goto_hor(TRUE, Prenum1); | |
331 break; | |
332 | |
333 /* cursor to right window */ | |
334 case 'l': | |
335 case K_RIGHT: | |
336 case Ctrl_L: | |
337 CHECK_CMDWIN | |
338 win_goto_hor(FALSE, Prenum1); | |
339 break; | |
340 #endif | |
341 | |
826 | 342 /* move window to new tab page */ |
343 case 'T': | |
1906 | 344 if (one_window()) |
826 | 345 MSG(_(m_onlyone)); |
346 else | |
347 { | |
348 tabpage_T *oldtab = curtab; | |
349 tabpage_T *newtab; | |
350 | |
351 /* First create a new tab with the window, then go back to | |
352 * the old tab and close the window there. */ | |
944 | 353 wp = curwin; |
826 | 354 if (win_new_tabpage((int)Prenum) == OK |
355 && valid_tabpage(oldtab)) | |
356 { | |
357 newtab = curtab; | |
358 goto_tabpage_tp(oldtab); | |
359 if (curwin == wp) | |
360 win_close(curwin, FALSE); | |
361 if (valid_tabpage(newtab)) | |
362 goto_tabpage_tp(newtab); | |
363 } | |
364 } | |
365 break; | |
366 | |
7 | 367 /* cursor to top-left window */ |
368 case 't': | |
369 case Ctrl_T: | |
370 win_goto(firstwin); | |
371 break; | |
372 | |
373 /* cursor to bottom-right window */ | |
374 case 'b': | |
375 case Ctrl_B: | |
376 win_goto(lastwin); | |
377 break; | |
378 | |
379 /* cursor to last accessed (previous) window */ | |
380 case 'p': | |
381 case Ctrl_P: | |
382 if (prevwin == NULL) | |
383 beep_flush(); | |
384 else | |
385 win_goto(prevwin); | |
386 break; | |
387 | |
388 /* exchange current and next window */ | |
389 case 'x': | |
390 case Ctrl_X: | |
391 CHECK_CMDWIN | |
392 win_exchange(Prenum); | |
393 break; | |
394 | |
395 /* rotate windows downwards */ | |
396 case Ctrl_R: | |
397 case 'r': | |
398 CHECK_CMDWIN | |
399 #ifdef FEAT_VISUAL | |
400 reset_VIsual_and_resel(); /* stop Visual mode */ | |
401 #endif | |
402 win_rotate(FALSE, (int)Prenum1); /* downwards */ | |
403 break; | |
404 | |
405 /* rotate windows upwards */ | |
406 case 'R': | |
407 CHECK_CMDWIN | |
408 #ifdef FEAT_VISUAL | |
409 reset_VIsual_and_resel(); /* stop Visual mode */ | |
410 #endif | |
411 win_rotate(TRUE, (int)Prenum1); /* upwards */ | |
412 break; | |
413 | |
414 /* move window to the very top/bottom/left/right */ | |
415 case 'K': | |
416 case 'J': | |
417 #ifdef FEAT_VERTSPLIT | |
418 case 'H': | |
419 case 'L': | |
420 #endif | |
421 CHECK_CMDWIN | |
422 win_totop((int)Prenum, | |
423 ((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0) | |
424 | ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT)); | |
425 break; | |
426 | |
427 /* make all windows the same height */ | |
428 case '=': | |
429 #ifdef FEAT_GUI | |
430 need_mouse_correct = TRUE; | |
431 #endif | |
432 win_equal(NULL, FALSE, 'b'); | |
433 break; | |
434 | |
435 /* increase current window height */ | |
436 case '+': | |
437 #ifdef FEAT_GUI | |
438 need_mouse_correct = TRUE; | |
439 #endif | |
440 win_setheight(curwin->w_height + (int)Prenum1); | |
441 break; | |
442 | |
443 /* decrease current window height */ | |
444 case '-': | |
445 #ifdef FEAT_GUI | |
446 need_mouse_correct = TRUE; | |
447 #endif | |
448 win_setheight(curwin->w_height - (int)Prenum1); | |
449 break; | |
450 | |
451 /* set current window height */ | |
452 case Ctrl__: | |
453 case '_': | |
454 #ifdef FEAT_GUI | |
455 need_mouse_correct = TRUE; | |
456 #endif | |
457 win_setheight(Prenum ? (int)Prenum : 9999); | |
458 break; | |
459 | |
460 #ifdef FEAT_VERTSPLIT | |
461 /* increase current window width */ | |
462 case '>': | |
463 #ifdef FEAT_GUI | |
464 need_mouse_correct = TRUE; | |
465 #endif | |
466 win_setwidth(curwin->w_width + (int)Prenum1); | |
467 break; | |
468 | |
469 /* decrease current window width */ | |
470 case '<': | |
471 #ifdef FEAT_GUI | |
472 need_mouse_correct = TRUE; | |
473 #endif | |
474 win_setwidth(curwin->w_width - (int)Prenum1); | |
475 break; | |
476 | |
477 /* set current window width */ | |
478 case '|': | |
479 #ifdef FEAT_GUI | |
480 need_mouse_correct = TRUE; | |
481 #endif | |
482 win_setwidth(Prenum != 0 ? (int)Prenum : 9999); | |
483 break; | |
484 #endif | |
485 | |
486 /* jump to tag and split window if tag exists (in preview window) */ | |
487 #if defined(FEAT_QUICKFIX) | |
488 case '}': | |
489 CHECK_CMDWIN | |
490 if (Prenum) | |
491 g_do_tagpreview = Prenum; | |
492 else | |
493 g_do_tagpreview = p_pvh; | |
494 /*FALLTHROUGH*/ | |
495 #endif | |
496 case ']': | |
497 case Ctrl_RSB: | |
498 CHECK_CMDWIN | |
499 #ifdef FEAT_VISUAL | |
500 reset_VIsual_and_resel(); /* stop Visual mode */ | |
501 #endif | |
502 if (Prenum) | |
503 postponed_split = Prenum; | |
504 else | |
505 postponed_split = -1; | |
506 | |
507 /* Execute the command right here, required when | |
508 * "wincmd ]" was used in a function. */ | |
509 do_nv_ident(Ctrl_RSB, NUL); | |
510 break; | |
511 | |
512 #ifdef FEAT_SEARCHPATH | |
513 /* edit file name under cursor in a new window */ | |
514 case 'f': | |
681 | 515 case 'F': |
7 | 516 case Ctrl_F: |
820 | 517 wingotofile: |
7 | 518 CHECK_CMDWIN |
344 | 519 |
681 | 520 ptr = grab_file_name(Prenum1, &lnum); |
7 | 521 if (ptr != NULL) |
522 { | |
820 | 523 # ifdef FEAT_GUI |
7 | 524 need_mouse_correct = TRUE; |
820 | 525 # endif |
7 | 526 setpcmark(); |
527 if (win_split(0, 0) == OK) | |
528 { | |
2583 | 529 RESET_BINDING(curwin); |
1743 | 530 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL, |
531 ECMD_HIDE, NULL); | |
681 | 532 if (nchar == 'F' && lnum >= 0) |
533 { | |
534 curwin->w_cursor.lnum = lnum; | |
535 check_cursor_lnum(); | |
536 beginline(BL_SOL | BL_FIX); | |
537 } | |
7 | 538 } |
539 vim_free(ptr); | |
540 } | |
541 break; | |
542 #endif | |
543 | |
544 #ifdef FEAT_FIND_ID | |
1187 | 545 /* Go to the first occurrence of the identifier under cursor along path in a |
7 | 546 * new window -- webb |
547 */ | |
548 case 'i': /* Go to any match */ | |
549 case Ctrl_I: | |
550 type = FIND_ANY; | |
551 /* FALLTHROUGH */ | |
552 case 'd': /* Go to definition, using 'define' */ | |
553 case Ctrl_D: | |
554 CHECK_CMDWIN | |
555 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) | |
556 break; | |
557 find_pattern_in_path(ptr, 0, len, TRUE, | |
558 Prenum == 0 ? TRUE : FALSE, type, | |
559 Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM); | |
560 curwin->w_set_curswant = TRUE; | |
561 break; | |
562 #endif | |
563 | |
170 | 564 case K_KENTER: |
565 case CAR: | |
566 #if defined(FEAT_QUICKFIX) | |
567 /* | |
568 * In a quickfix window a <CR> jumps to the error under the | |
569 * cursor in a new window. | |
570 */ | |
571 if (bt_quickfix(curbuf)) | |
572 { | |
643 | 573 sprintf((char *)cbuf, "split +%ld%s", |
574 (long)curwin->w_cursor.lnum, | |
575 (curwin->w_llist_ref == NULL) ? "cc" : "ll"); | |
170 | 576 do_cmdline_cmd(cbuf); |
577 } | |
578 #endif | |
579 break; | |
580 | |
581 | |
7 | 582 /* CTRL-W g extended commands */ |
583 case 'g': | |
584 case Ctrl_G: | |
585 CHECK_CMDWIN | |
586 #ifdef USE_ON_FLY_SCROLL | |
587 dont_scroll = TRUE; /* disallow scrolling here */ | |
588 #endif | |
589 ++no_mapping; | |
590 ++allow_keys; /* no mapping for xchar, but allow key codes */ | |
591 if (xchar == NUL) | |
1389 | 592 xchar = plain_vgetc(); |
7 | 593 LANGMAP_ADJUST(xchar, TRUE); |
594 --no_mapping; | |
595 --allow_keys; | |
596 #ifdef FEAT_CMDL_INFO | |
597 (void)add_to_showcmd(xchar); | |
598 #endif | |
599 switch (xchar) | |
600 { | |
601 #if defined(FEAT_QUICKFIX) | |
602 case '}': | |
603 xchar = Ctrl_RSB; | |
604 if (Prenum) | |
605 g_do_tagpreview = Prenum; | |
606 else | |
607 g_do_tagpreview = p_pvh; | |
608 /*FALLTHROUGH*/ | |
609 #endif | |
610 case ']': | |
611 case Ctrl_RSB: | |
612 #ifdef FEAT_VISUAL | |
613 reset_VIsual_and_resel(); /* stop Visual mode */ | |
614 #endif | |
615 if (Prenum) | |
616 postponed_split = Prenum; | |
617 else | |
618 postponed_split = -1; | |
619 | |
620 /* Execute the command right here, required when | |
621 * "wincmd g}" was used in a function. */ | |
622 do_nv_ident('g', xchar); | |
623 break; | |
624 | |
820 | 625 #ifdef FEAT_SEARCHPATH |
626 case 'f': /* CTRL-W gf: "gf" in a new tab page */ | |
839 | 627 case 'F': /* CTRL-W gF: "gF" in a new tab page */ |
2064
f398e0cc5b7a
updated for version 7.2.349
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diff
changeset
|
628 cmdmod.tab = tabpage_index(curtab) + 1; |
839 | 629 nchar = xchar; |
820 | 630 goto wingotofile; |
631 #endif | |
7 | 632 default: |
633 beep_flush(); | |
634 break; | |
635 } | |
636 break; | |
637 | |
638 default: beep_flush(); | |
639 break; | |
640 } | |
641 } | |
642 | |
643 /* | |
644 * split the current window, implements CTRL-W s and :split | |
645 * | |
646 * "size" is the height or width for the new window, 0 to use half of current | |
647 * height or width. | |
648 * | |
649 * "flags": | |
650 * WSP_ROOM: require enough room for new window | |
651 * WSP_VERT: vertical split. | |
652 * WSP_TOP: open window at the top-left of the shell (help window). | |
653 * WSP_BOT: open window at the bottom-right of the shell (quickfix window). | |
654 * WSP_HELP: creating the help window, keep layout snapshot | |
655 * | |
656 * return FAIL for failure, OK otherwise | |
657 */ | |
658 int | |
659 win_split(size, flags) | |
660 int size; | |
661 int flags; | |
662 { | |
682 | 663 /* When the ":tab" modifier was used open a new tab page instead. */ |
664 if (may_open_tabpage() == OK) | |
665 return OK; | |
666 | |
7 | 667 /* Add flags from ":vertical", ":topleft" and ":botright". */ |
668 flags |= cmdmod.split; | |
669 if ((flags & WSP_TOP) && (flags & WSP_BOT)) | |
670 { | |
671 EMSG(_("E442: Can't split topleft and botright at the same time")); | |
672 return FAIL; | |
673 } | |
674 | |
675 /* When creating the help window make a snapshot of the window layout. | |
676 * Otherwise clear the snapshot, it's now invalid. */ | |
677 if (flags & WSP_HELP) | |
1906 | 678 make_snapshot(SNAP_HELP_IDX); |
7 | 679 else |
1906 | 680 clear_snapshot(curtab, SNAP_HELP_IDX); |
7 | 681 |
682 return win_split_ins(size, flags, NULL, 0); | |
683 } | |
684 | |
685 /* | |
675 | 686 * When "newwin" is NULL: split the current window in two. |
7 | 687 * When "newwin" is not NULL: insert this window at the far |
688 * top/left/right/bottom. | |
689 * return FAIL for failure, OK otherwise | |
690 */ | |
1906 | 691 int |
7 | 692 win_split_ins(size, flags, newwin, dir) |
693 int size; | |
694 int flags; | |
695 win_T *newwin; | |
696 int dir; | |
697 { | |
698 win_T *wp = newwin; | |
699 win_T *oldwin; | |
700 int new_size = size; | |
701 int i; | |
702 int need_status = 0; | |
703 int do_equal = FALSE; | |
704 int needed; | |
705 int available; | |
706 int oldwin_height = 0; | |
707 int layout; | |
708 frame_T *frp, *curfrp; | |
709 int before; | |
710 | |
711 if (flags & WSP_TOP) | |
712 oldwin = firstwin; | |
713 else if (flags & WSP_BOT) | |
714 oldwin = lastwin; | |
715 else | |
716 oldwin = curwin; | |
717 | |
718 /* add a status line when p_ls == 1 and splitting the first window */ | |
719 if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0) | |
720 { | |
721 if (oldwin->w_height <= p_wmh && newwin == NULL) | |
722 { | |
723 EMSG(_(e_noroom)); | |
724 return FAIL; | |
725 } | |
726 need_status = STATUS_HEIGHT; | |
727 } | |
728 | |
1114 | 729 #ifdef FEAT_GUI |
730 /* May be needed for the scrollbars that are going to change. */ | |
731 if (gui.in_use) | |
732 out_flush(); | |
733 #endif | |
734 | |
7 | 735 #ifdef FEAT_VERTSPLIT |
736 if (flags & WSP_VERT) | |
737 { | |
738 layout = FR_ROW; | |
739 | |
740 /* | |
741 * Check if we are able to split the current window and compute its | |
742 * width. | |
743 */ | |
744 needed = p_wmw + 1; | |
745 if (flags & WSP_ROOM) | |
746 needed += p_wiw - p_wmw; | |
747 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
748 { | |
749 available = topframe->fr_width; | |
750 needed += frame_minwidth(topframe, NULL); | |
751 } | |
752 else | |
753 available = oldwin->w_width; | |
754 if (available < needed && newwin == NULL) | |
755 { | |
756 EMSG(_(e_noroom)); | |
757 return FAIL; | |
758 } | |
759 if (new_size == 0) | |
760 new_size = oldwin->w_width / 2; | |
761 if (new_size > oldwin->w_width - p_wmw - 1) | |
762 new_size = oldwin->w_width - p_wmw - 1; | |
763 if (new_size < p_wmw) | |
764 new_size = p_wmw; | |
765 | |
766 /* if it doesn't fit in the current window, need win_equal() */ | |
767 if (oldwin->w_width - new_size - 1 < p_wmw) | |
768 do_equal = TRUE; | |
779 | 769 |
770 /* We don't like to take lines for the new window from a | |
771 * 'winfixwidth' window. Take them from a window to the left or right | |
772 * instead, if possible. */ | |
773 if (oldwin->w_p_wfw) | |
774 win_setwidth_win(oldwin->w_width + new_size, oldwin); | |
1354 | 775 |
776 /* Only make all windows the same width if one of them (except oldwin) | |
777 * is wider than one of the split windows. */ | |
778 if (!do_equal && p_ea && size == 0 && *p_ead != 'v' | |
779 && oldwin->w_frame->fr_parent != NULL) | |
780 { | |
781 frp = oldwin->w_frame->fr_parent->fr_child; | |
782 while (frp != NULL) | |
783 { | |
784 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
785 && (frp->fr_win->w_width > new_size | |
786 || frp->fr_win->w_width > oldwin->w_width | |
787 - new_size - STATUS_HEIGHT)) | |
788 { | |
789 do_equal = TRUE; | |
790 break; | |
791 } | |
792 frp = frp->fr_next; | |
793 } | |
794 } | |
7 | 795 } |
796 else | |
797 #endif | |
798 { | |
799 layout = FR_COL; | |
800 | |
801 /* | |
802 * Check if we are able to split the current window and compute its | |
803 * height. | |
804 */ | |
805 needed = p_wmh + STATUS_HEIGHT + need_status; | |
806 if (flags & WSP_ROOM) | |
807 needed += p_wh - p_wmh; | |
808 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
809 { | |
810 available = topframe->fr_height; | |
811 needed += frame_minheight(topframe, NULL); | |
812 } | |
813 else | |
814 { | |
815 available = oldwin->w_height; | |
816 needed += p_wmh; | |
817 } | |
818 if (available < needed && newwin == NULL) | |
819 { | |
820 EMSG(_(e_noroom)); | |
821 return FAIL; | |
822 } | |
823 oldwin_height = oldwin->w_height; | |
824 if (need_status) | |
825 { | |
826 oldwin->w_status_height = STATUS_HEIGHT; | |
827 oldwin_height -= STATUS_HEIGHT; | |
828 } | |
829 if (new_size == 0) | |
830 new_size = oldwin_height / 2; | |
831 | |
832 if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT) | |
833 new_size = oldwin_height - p_wmh - STATUS_HEIGHT; | |
834 if (new_size < p_wmh) | |
835 new_size = p_wmh; | |
836 | |
837 /* if it doesn't fit in the current window, need win_equal() */ | |
838 if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh) | |
839 do_equal = TRUE; | |
840 | |
841 /* We don't like to take lines for the new window from a | |
842 * 'winfixheight' window. Take them from a window above or below | |
843 * instead, if possible. */ | |
844 if (oldwin->w_p_wfh) | |
845 { | |
846 win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT, | |
847 oldwin); | |
848 oldwin_height = oldwin->w_height; | |
849 if (need_status) | |
850 oldwin_height -= STATUS_HEIGHT; | |
851 } | |
1354 | 852 |
853 /* Only make all windows the same height if one of them (except oldwin) | |
854 * is higher than one of the split windows. */ | |
855 if (!do_equal && p_ea && size == 0 | |
856 #ifdef FEAT_VERTSPLIT | |
857 && *p_ead != 'h' | |
858 #endif | |
859 && oldwin->w_frame->fr_parent != NULL) | |
860 { | |
861 frp = oldwin->w_frame->fr_parent->fr_child; | |
862 while (frp != NULL) | |
863 { | |
864 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
865 && (frp->fr_win->w_height > new_size | |
866 || frp->fr_win->w_height > oldwin_height - new_size | |
867 - STATUS_HEIGHT)) | |
868 { | |
869 do_equal = TRUE; | |
870 break; | |
871 } | |
872 frp = frp->fr_next; | |
873 } | |
874 } | |
7 | 875 } |
876 | |
877 /* | |
878 * allocate new window structure and link it in the window list | |
879 */ | |
880 if ((flags & WSP_TOP) == 0 | |
881 && ((flags & WSP_BOT) | |
882 || (flags & WSP_BELOW) | |
883 || (!(flags & WSP_ABOVE) | |
884 && ( | |
885 #ifdef FEAT_VERTSPLIT | |
886 (flags & WSP_VERT) ? p_spr : | |
887 #endif | |
888 p_sb)))) | |
889 { | |
890 /* new window below/right of current one */ | |
891 if (newwin == NULL) | |
1906 | 892 wp = win_alloc(oldwin, FALSE); |
7 | 893 else |
894 win_append(oldwin, wp); | |
895 } | |
896 else | |
897 { | |
898 if (newwin == NULL) | |
1906 | 899 wp = win_alloc(oldwin->w_prev, FALSE); |
7 | 900 else |
901 win_append(oldwin->w_prev, wp); | |
902 } | |
903 | |
904 if (newwin == NULL) | |
905 { | |
906 if (wp == NULL) | |
907 return FAIL; | |
908 | |
1906 | 909 new_frame(wp); |
910 if (wp->w_frame == NULL) | |
911 { | |
912 win_free(wp, NULL); | |
913 return FAIL; | |
914 } | |
915 | |
675 | 916 /* make the contents of the new window the same as the current one */ |
1822 | 917 win_init(wp, curwin, flags); |
7 | 918 } |
919 | |
920 /* | |
921 * Reorganise the tree of frames to insert the new window. | |
922 */ | |
923 if (flags & (WSP_TOP | WSP_BOT)) | |
924 { | |
925 #ifdef FEAT_VERTSPLIT | |
926 if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0) | |
927 || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0)) | |
928 #else | |
929 if (topframe->fr_layout == FR_COL) | |
930 #endif | |
931 { | |
932 curfrp = topframe->fr_child; | |
933 if (flags & WSP_BOT) | |
934 while (curfrp->fr_next != NULL) | |
935 curfrp = curfrp->fr_next; | |
936 } | |
937 else | |
938 curfrp = topframe; | |
939 before = (flags & WSP_TOP); | |
940 } | |
941 else | |
942 { | |
943 curfrp = oldwin->w_frame; | |
944 if (flags & WSP_BELOW) | |
945 before = FALSE; | |
946 else if (flags & WSP_ABOVE) | |
947 before = TRUE; | |
948 else | |
949 #ifdef FEAT_VERTSPLIT | |
950 if (flags & WSP_VERT) | |
951 before = !p_spr; | |
952 else | |
953 #endif | |
954 before = !p_sb; | |
955 } | |
956 if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout) | |
957 { | |
958 /* Need to create a new frame in the tree to make a branch. */ | |
959 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
960 *frp = *curfrp; | |
961 curfrp->fr_layout = layout; | |
962 frp->fr_parent = curfrp; | |
963 frp->fr_next = NULL; | |
964 frp->fr_prev = NULL; | |
965 curfrp->fr_child = frp; | |
966 curfrp->fr_win = NULL; | |
967 curfrp = frp; | |
968 if (frp->fr_win != NULL) | |
969 oldwin->w_frame = frp; | |
970 else | |
971 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
972 frp->fr_parent = curfrp; | |
973 } | |
974 | |
975 if (newwin == NULL) | |
1906 | 976 frp = wp->w_frame; |
7 | 977 else |
978 frp = newwin->w_frame; | |
979 frp->fr_parent = curfrp->fr_parent; | |
980 | |
981 /* Insert the new frame at the right place in the frame list. */ | |
982 if (before) | |
983 frame_insert(curfrp, frp); | |
984 else | |
985 frame_append(curfrp, frp); | |
986 | |
2665 | 987 /* Set w_fraction now so that the cursor keeps the same relative |
988 * vertical position. */ | |
2680 | 989 if (oldwin->w_height > 0) |
990 set_fraction(oldwin); | |
2665 | 991 wp->w_fraction = oldwin->w_fraction; |
992 | |
7 | 993 #ifdef FEAT_VERTSPLIT |
994 if (flags & WSP_VERT) | |
995 { | |
996 wp->w_p_scr = curwin->w_p_scr; | |
2665 | 997 |
7 | 998 if (need_status) |
999 { | |
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1000 win_new_height(oldwin, oldwin->w_height - 1); |
7 | 1001 oldwin->w_status_height = need_status; |
1002 } | |
1003 if (flags & (WSP_TOP | WSP_BOT)) | |
1004 { | |
1005 /* set height and row of new window to full height */ | |
685 | 1006 wp->w_winrow = tabline_height(); |
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1007 win_new_height(wp, curfrp->fr_height - (p_ls > 0)); |
7 | 1008 wp->w_status_height = (p_ls > 0); |
1009 } | |
1010 else | |
1011 { | |
1012 /* height and row of new window is same as current window */ | |
1013 wp->w_winrow = oldwin->w_winrow; | |
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1014 win_new_height(wp, oldwin->w_height); |
7 | 1015 wp->w_status_height = oldwin->w_status_height; |
1016 } | |
1017 frp->fr_height = curfrp->fr_height; | |
1018 | |
1019 /* "new_size" of the current window goes to the new window, use | |
1020 * one column for the vertical separator */ | |
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1021 win_new_width(wp, new_size); |
7 | 1022 if (before) |
1023 wp->w_vsep_width = 1; | |
1024 else | |
1025 { | |
1026 wp->w_vsep_width = oldwin->w_vsep_width; | |
1027 oldwin->w_vsep_width = 1; | |
1028 } | |
1029 if (flags & (WSP_TOP | WSP_BOT)) | |
1030 { | |
1031 if (flags & WSP_BOT) | |
1032 frame_add_vsep(curfrp); | |
1033 /* Set width of neighbor frame */ | |
1034 frame_new_width(curfrp, curfrp->fr_width | |
779 | 1035 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP, |
1036 FALSE); | |
7 | 1037 } |
1038 else | |
779 | 1039 win_new_width(oldwin, oldwin->w_width - (new_size + 1)); |
7 | 1040 if (before) /* new window left of current one */ |
1041 { | |
1042 wp->w_wincol = oldwin->w_wincol; | |
1043 oldwin->w_wincol += new_size + 1; | |
1044 } | |
1045 else /* new window right of current one */ | |
1046 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1; | |
1047 frame_fix_width(oldwin); | |
1048 frame_fix_width(wp); | |
1049 } | |
1050 else | |
1051 #endif | |
1052 { | |
1053 /* width and column of new window is same as current window */ | |
1054 #ifdef FEAT_VERTSPLIT | |
1055 if (flags & (WSP_TOP | WSP_BOT)) | |
1056 { | |
1057 wp->w_wincol = 0; | |
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1058 win_new_width(wp, Columns); |
7 | 1059 wp->w_vsep_width = 0; |
1060 } | |
1061 else | |
1062 { | |
1063 wp->w_wincol = oldwin->w_wincol; | |
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1064 win_new_width(wp, oldwin->w_width); |
7 | 1065 wp->w_vsep_width = oldwin->w_vsep_width; |
1066 } | |
1067 frp->fr_width = curfrp->fr_width; | |
1068 #endif | |
1069 | |
1070 /* "new_size" of the current window goes to the new window, use | |
1071 * one row for the status line */ | |
1072 win_new_height(wp, new_size); | |
1073 if (flags & (WSP_TOP | WSP_BOT)) | |
1074 frame_new_height(curfrp, curfrp->fr_height | |
1075 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE); | |
1076 else | |
1077 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT)); | |
1078 if (before) /* new window above current one */ | |
1079 { | |
1080 wp->w_winrow = oldwin->w_winrow; | |
1081 wp->w_status_height = STATUS_HEIGHT; | |
1082 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT; | |
1083 } | |
1084 else /* new window below current one */ | |
1085 { | |
1086 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT; | |
1087 wp->w_status_height = oldwin->w_status_height; | |
1088 oldwin->w_status_height = STATUS_HEIGHT; | |
1089 } | |
1090 #ifdef FEAT_VERTSPLIT | |
1091 if (flags & WSP_BOT) | |
1092 frame_add_statusline(curfrp); | |
1093 #endif | |
1094 frame_fix_height(wp); | |
1095 frame_fix_height(oldwin); | |
1096 } | |
1097 | |
1098 if (flags & (WSP_TOP | WSP_BOT)) | |
1099 (void)win_comp_pos(); | |
1100 | |
1101 /* | |
1102 * Both windows need redrawing | |
1103 */ | |
1104 redraw_win_later(wp, NOT_VALID); | |
1105 wp->w_redr_status = TRUE; | |
1106 redraw_win_later(oldwin, NOT_VALID); | |
1107 oldwin->w_redr_status = TRUE; | |
1108 | |
1109 if (need_status) | |
1110 { | |
1111 msg_row = Rows - 1; | |
1112 msg_col = sc_col; | |
1113 msg_clr_eos_force(); /* Old command/ruler may still be there */ | |
1114 comp_col(); | |
1115 msg_row = Rows - 1; | |
1116 msg_col = 0; /* put position back at start of line */ | |
1117 } | |
1118 | |
1119 /* | |
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1120 * equalize the window sizes. |
7 | 1121 */ |
1122 if (do_equal || dir != 0) | |
1123 win_equal(wp, TRUE, | |
1124 #ifdef FEAT_VERTSPLIT | |
1125 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h') | |
1126 : dir == 'h' ? 'b' : | |
1127 #endif | |
1128 'v'); | |
1129 | |
1130 /* Don't change the window height/width to 'winheight' / 'winwidth' if a | |
1131 * size was given. */ | |
1132 #ifdef FEAT_VERTSPLIT | |
1133 if (flags & WSP_VERT) | |
1134 { | |
1135 i = p_wiw; | |
1136 if (size != 0) | |
1137 p_wiw = size; | |
1138 | |
1139 # ifdef FEAT_GUI | |
1140 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */ | |
1141 if (gui.in_use) | |
1142 gui_init_which_components(NULL); | |
1143 # endif | |
1144 } | |
1145 else | |
1146 #endif | |
1147 { | |
1148 i = p_wh; | |
1149 if (size != 0) | |
1150 p_wh = size; | |
1151 } | |
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1152 |
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1153 /* |
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1154 * make the new window the current window |
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1155 */ |
7 | 1156 win_enter(wp, FALSE); |
1157 #ifdef FEAT_VERTSPLIT | |
1158 if (flags & WSP_VERT) | |
1159 p_wiw = i; | |
1160 else | |
1161 #endif | |
1162 p_wh = i; | |
1163 | |
1164 return OK; | |
1165 } | |
1166 | |
1906 | 1167 |
675 | 1168 /* |
1169 * Initialize window "newp" from window "oldp". | |
1170 * Used when splitting a window and when creating a new tab page. | |
1171 * The windows will both edit the same buffer. | |
1822 | 1172 * WSP_NEWLOC may be specified in flags to prevent the location list from |
1173 * being copied. | |
675 | 1174 */ |
1175 static void | |
1822 | 1176 win_init(newp, oldp, flags) |
675 | 1177 win_T *newp; |
1178 win_T *oldp; | |
1887 | 1179 int flags UNUSED; |
675 | 1180 { |
1181 int i; | |
1182 | |
1183 newp->w_buffer = oldp->w_buffer; | |
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1184 #ifdef FEAT_SYN_HL |
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Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
1185 newp->w_s = &(oldp->w_buffer->b_s); |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
1186 #endif |
675 | 1187 oldp->w_buffer->b_nwindows++; |
1188 newp->w_cursor = oldp->w_cursor; | |
1189 newp->w_valid = 0; | |
1190 newp->w_curswant = oldp->w_curswant; | |
1191 newp->w_set_curswant = oldp->w_set_curswant; | |
1192 newp->w_topline = oldp->w_topline; | |
1193 #ifdef FEAT_DIFF | |
1194 newp->w_topfill = oldp->w_topfill; | |
1195 #endif | |
1196 newp->w_leftcol = oldp->w_leftcol; | |
1197 newp->w_pcmark = oldp->w_pcmark; | |
1198 newp->w_prev_pcmark = oldp->w_prev_pcmark; | |
1199 newp->w_alt_fnum = oldp->w_alt_fnum; | |
826 | 1200 newp->w_wrow = oldp->w_wrow; |
675 | 1201 newp->w_fraction = oldp->w_fraction; |
1202 newp->w_prev_fraction_row = oldp->w_prev_fraction_row; | |
1203 #ifdef FEAT_JUMPLIST | |
1204 copy_jumplist(oldp, newp); | |
1205 #endif | |
1206 #ifdef FEAT_QUICKFIX | |
1822 | 1207 if (flags & WSP_NEWLOC) |
1208 { | |
1209 /* Don't copy the location list. */ | |
1210 newp->w_llist = NULL; | |
1211 newp->w_llist_ref = NULL; | |
1212 } | |
1213 else | |
1214 copy_loclist(oldp, newp); | |
675 | 1215 #endif |
1216 if (oldp->w_localdir != NULL) | |
1217 newp->w_localdir = vim_strsave(oldp->w_localdir); | |
1218 | |
1906 | 1219 /* copy tagstack and folds */ |
675 | 1220 for (i = 0; i < oldp->w_tagstacklen; i++) |
1221 { | |
1222 newp->w_tagstack[i] = oldp->w_tagstack[i]; | |
1223 if (newp->w_tagstack[i].tagname != NULL) | |
1224 newp->w_tagstack[i].tagname = | |
1225 vim_strsave(newp->w_tagstack[i].tagname); | |
1226 } | |
1227 newp->w_tagstackidx = oldp->w_tagstackidx; | |
1228 newp->w_tagstacklen = oldp->w_tagstacklen; | |
1229 # ifdef FEAT_FOLDING | |
1230 copyFoldingState(oldp, newp); | |
1231 # endif | |
1906 | 1232 |
1233 win_init_some(newp, oldp); | |
2314
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
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changeset
|
1234 |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
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changeset
|
1235 # ifdef FEAT_SYN_HL |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2306
diff
changeset
|
1236 check_colorcolumn(newp); |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1237 # endif |
1906 | 1238 } |
1239 | |
1240 /* | |
1241 * Initialize window "newp" from window"old". | |
1242 * Only the essential things are copied. | |
1243 */ | |
1244 static void | |
1245 win_init_some(newp, oldp) | |
1246 win_T *newp; | |
1247 win_T *oldp; | |
1248 { | |
1249 /* Use the same argument list. */ | |
1250 newp->w_alist = oldp->w_alist; | |
1251 ++newp->w_alist->al_refcount; | |
1252 newp->w_arg_idx = oldp->w_arg_idx; | |
1253 | |
1254 /* copy options from existing window */ | |
1255 win_copy_options(oldp, newp); | |
675 | 1256 } |
1257 | |
7 | 1258 #endif /* FEAT_WINDOWS */ |
1259 | |
1260 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
1261 /* | |
1262 * Check if "win" is a pointer to an existing window. | |
1263 */ | |
1264 int | |
1265 win_valid(win) | |
1266 win_T *win; | |
1267 { | |
1268 win_T *wp; | |
1269 | |
1270 if (win == NULL) | |
1271 return FALSE; | |
1272 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1273 if (wp == win) | |
1274 return TRUE; | |
1275 return FALSE; | |
1276 } | |
1277 | |
1278 /* | |
1279 * Return the number of windows. | |
1280 */ | |
1281 int | |
1282 win_count() | |
1283 { | |
1284 win_T *wp; | |
1285 int count = 0; | |
1286 | |
1287 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1288 ++count; | |
1289 return count; | |
1290 } | |
1291 | |
1292 /* | |
1293 * Make "count" windows on the screen. | |
1294 * Return actual number of windows on the screen. | |
1295 * Must be called when there is just one window, filling the whole screen | |
1296 * (excluding the command line). | |
1297 */ | |
1298 int | |
1299 make_windows(count, vertical) | |
1300 int count; | |
1887 | 1301 int vertical UNUSED; /* split windows vertically if TRUE */ |
7 | 1302 { |
1303 int maxcount; | |
1304 int todo; | |
1305 | |
1306 #ifdef FEAT_VERTSPLIT | |
1307 if (vertical) | |
1308 { | |
1309 /* Each windows needs at least 'winminwidth' lines and a separator | |
1310 * column. */ | |
1311 maxcount = (curwin->w_width + curwin->w_vsep_width | |
1312 - (p_wiw - p_wmw)) / (p_wmw + 1); | |
1313 } | |
1314 else | |
1315 #endif | |
1316 { | |
1317 /* Each window needs at least 'winminheight' lines and a status line. */ | |
1318 maxcount = (curwin->w_height + curwin->w_status_height | |
1319 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT); | |
1320 } | |
1321 | |
1322 if (maxcount < 2) | |
1323 maxcount = 2; | |
1324 if (count > maxcount) | |
1325 count = maxcount; | |
1326 | |
1327 /* | |
1328 * add status line now, otherwise first window will be too big | |
1329 */ | |
1330 if (count > 1) | |
1331 last_status(TRUE); | |
1332 | |
1333 #ifdef FEAT_AUTOCMD | |
1334 /* | |
1335 * Don't execute autocommands while creating the windows. Must do that | |
1336 * when putting the buffers in the windows. | |
1337 */ | |
1410 | 1338 block_autocmds(); |
7 | 1339 #endif |
1340 | |
1341 /* todo is number of windows left to create */ | |
1342 for (todo = count - 1; todo > 0; --todo) | |
1343 #ifdef FEAT_VERTSPLIT | |
1344 if (vertical) | |
1345 { | |
1346 if (win_split(curwin->w_width - (curwin->w_width - todo) | |
1347 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL) | |
1348 break; | |
1349 } | |
1350 else | |
1351 #endif | |
1352 { | |
1353 if (win_split(curwin->w_height - (curwin->w_height - todo | |
1354 * STATUS_HEIGHT) / (todo + 1) | |
1355 - STATUS_HEIGHT, WSP_ABOVE) == FAIL) | |
1356 break; | |
1357 } | |
1358 | |
1359 #ifdef FEAT_AUTOCMD | |
1410 | 1360 unblock_autocmds(); |
7 | 1361 #endif |
1362 | |
1363 /* return actual number of windows */ | |
1364 return (count - todo); | |
1365 } | |
1366 | |
1367 /* | |
1368 * Exchange current and next window | |
1369 */ | |
1370 static void | |
1371 win_exchange(Prenum) | |
1372 long Prenum; | |
1373 { | |
1374 frame_T *frp; | |
1375 frame_T *frp2; | |
1376 win_T *wp; | |
1377 win_T *wp2; | |
1378 int temp; | |
1379 | |
1380 if (lastwin == firstwin) /* just one window */ | |
1381 { | |
1382 beep_flush(); | |
1383 return; | |
1384 } | |
1385 | |
1386 #ifdef FEAT_GUI | |
1387 need_mouse_correct = TRUE; | |
1388 #endif | |
1389 | |
1390 /* | |
1391 * find window to exchange with | |
1392 */ | |
1393 if (Prenum) | |
1394 { | |
1395 frp = curwin->w_frame->fr_parent->fr_child; | |
1396 while (frp != NULL && --Prenum > 0) | |
1397 frp = frp->fr_next; | |
1398 } | |
1399 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */ | |
1400 frp = curwin->w_frame->fr_next; | |
1401 else /* Swap last window in row/col with previous */ | |
1402 frp = curwin->w_frame->fr_prev; | |
1403 | |
1404 /* We can only exchange a window with another window, not with a frame | |
1405 * containing windows. */ | |
1406 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin) | |
1407 return; | |
1408 wp = frp->fr_win; | |
1409 | |
1410 /* | |
1411 * 1. remove curwin from the list. Remember after which window it was in wp2 | |
1412 * 2. insert curwin before wp in the list | |
1413 * if wp != wp2 | |
1414 * 3. remove wp from the list | |
1415 * 4. insert wp after wp2 | |
1416 * 5. exchange the status line height and vsep width. | |
1417 */ | |
1418 wp2 = curwin->w_prev; | |
1419 frp2 = curwin->w_frame->fr_prev; | |
1420 if (wp->w_prev != curwin) | |
1421 { | |
671 | 1422 win_remove(curwin, NULL); |
7 | 1423 frame_remove(curwin->w_frame); |
1424 win_append(wp->w_prev, curwin); | |
1425 frame_insert(frp, curwin->w_frame); | |
1426 } | |
1427 if (wp != wp2) | |
1428 { | |
671 | 1429 win_remove(wp, NULL); |
7 | 1430 frame_remove(wp->w_frame); |
1431 win_append(wp2, wp); | |
1432 if (frp2 == NULL) | |
1433 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame); | |
1434 else | |
1435 frame_append(frp2, wp->w_frame); | |
1436 } | |
1437 temp = curwin->w_status_height; | |
1438 curwin->w_status_height = wp->w_status_height; | |
1439 wp->w_status_height = temp; | |
1440 #ifdef FEAT_VERTSPLIT | |
1441 temp = curwin->w_vsep_width; | |
1442 curwin->w_vsep_width = wp->w_vsep_width; | |
1443 wp->w_vsep_width = temp; | |
1444 | |
1445 /* If the windows are not in the same frame, exchange the sizes to avoid | |
1446 * messing up the window layout. Otherwise fix the frame sizes. */ | |
1447 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent) | |
1448 { | |
1449 temp = curwin->w_height; | |
1450 curwin->w_height = wp->w_height; | |
1451 wp->w_height = temp; | |
1452 temp = curwin->w_width; | |
1453 curwin->w_width = wp->w_width; | |
1454 wp->w_width = temp; | |
1455 } | |
1456 else | |
1457 { | |
1458 frame_fix_height(curwin); | |
1459 frame_fix_height(wp); | |
1460 frame_fix_width(curwin); | |
1461 frame_fix_width(wp); | |
1462 } | |
1463 #endif | |
1464 | |
1465 (void)win_comp_pos(); /* recompute window positions */ | |
1466 | |
1467 win_enter(wp, TRUE); | |
1468 redraw_later(CLEAR); | |
1469 } | |
1470 | |
1471 /* | |
1472 * rotate windows: if upwards TRUE the second window becomes the first one | |
1473 * if upwards FALSE the first window becomes the second one | |
1474 */ | |
1475 static void | |
1476 win_rotate(upwards, count) | |
1477 int upwards; | |
1478 int count; | |
1479 { | |
1480 win_T *wp1; | |
1481 win_T *wp2; | |
1482 frame_T *frp; | |
1483 int n; | |
1484 | |
1485 if (firstwin == lastwin) /* nothing to do */ | |
1486 { | |
1487 beep_flush(); | |
1488 return; | |
1489 } | |
1490 | |
1491 #ifdef FEAT_GUI | |
1492 need_mouse_correct = TRUE; | |
1493 #endif | |
1494 | |
1495 #ifdef FEAT_VERTSPLIT | |
1496 /* Check if all frames in this row/col have one window. */ | |
1497 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL; | |
1498 frp = frp->fr_next) | |
1499 if (frp->fr_win == NULL) | |
1500 { | |
1501 EMSG(_("E443: Cannot rotate when another window is split")); | |
1502 return; | |
1503 } | |
1504 #endif | |
1505 | |
1506 while (count--) | |
1507 { | |
1508 if (upwards) /* first window becomes last window */ | |
1509 { | |
1510 /* remove first window/frame from the list */ | |
1511 frp = curwin->w_frame->fr_parent->fr_child; | |
1512 wp1 = frp->fr_win; | |
671 | 1513 win_remove(wp1, NULL); |
7 | 1514 frame_remove(frp); |
1515 | |
1516 /* find last frame and append removed window/frame after it */ | |
1517 for ( ; frp->fr_next != NULL; frp = frp->fr_next) | |
1518 ; | |
1519 win_append(frp->fr_win, wp1); | |
1520 frame_append(frp, wp1->w_frame); | |
1521 | |
1522 wp2 = frp->fr_win; /* previously last window */ | |
1523 } | |
1524 else /* last window becomes first window */ | |
1525 { | |
1526 /* find last window/frame in the list and remove it */ | |
1527 for (frp = curwin->w_frame; frp->fr_next != NULL; | |
1528 frp = frp->fr_next) | |
1529 ; | |
1530 wp1 = frp->fr_win; | |
1531 wp2 = wp1->w_prev; /* will become last window */ | |
671 | 1532 win_remove(wp1, NULL); |
7 | 1533 frame_remove(frp); |
1534 | |
1535 /* append the removed window/frame before the first in the list */ | |
1536 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1); | |
1537 frame_insert(frp->fr_parent->fr_child, frp); | |
1538 } | |
1539 | |
1540 /* exchange status height and vsep width of old and new last window */ | |
1541 n = wp2->w_status_height; | |
1542 wp2->w_status_height = wp1->w_status_height; | |
1543 wp1->w_status_height = n; | |
1544 frame_fix_height(wp1); | |
1545 frame_fix_height(wp2); | |
1546 #ifdef FEAT_VERTSPLIT | |
1547 n = wp2->w_vsep_width; | |
1548 wp2->w_vsep_width = wp1->w_vsep_width; | |
1549 wp1->w_vsep_width = n; | |
1550 frame_fix_width(wp1); | |
1551 frame_fix_width(wp2); | |
1552 #endif | |
1553 | |
1554 /* recompute w_winrow and w_wincol for all windows */ | |
1555 (void)win_comp_pos(); | |
1556 } | |
1557 | |
1558 redraw_later(CLEAR); | |
1559 } | |
1560 | |
1561 /* | |
1562 * Move the current window to the very top/bottom/left/right of the screen. | |
1563 */ | |
1564 static void | |
1565 win_totop(size, flags) | |
1566 int size; | |
1567 int flags; | |
1568 { | |
1569 int dir; | |
1570 int height = curwin->w_height; | |
1571 | |
1572 if (lastwin == firstwin) | |
1573 { | |
1574 beep_flush(); | |
1575 return; | |
1576 } | |
1577 | |
1578 /* Remove the window and frame from the tree of frames. */ | |
671 | 1579 (void)winframe_remove(curwin, &dir, NULL); |
1580 win_remove(curwin, NULL); | |
7 | 1581 last_status(FALSE); /* may need to remove last status line */ |
1582 (void)win_comp_pos(); /* recompute window positions */ | |
1583 | |
1584 /* Split a window on the desired side and put the window there. */ | |
1585 (void)win_split_ins(size, flags, curwin, dir); | |
1586 if (!(flags & WSP_VERT)) | |
1587 { | |
1588 win_setheight(height); | |
1589 if (p_ea) | |
1590 win_equal(curwin, TRUE, 'v'); | |
1591 } | |
1592 | |
1593 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
1594 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
1595 * scrollbars. Have to update them anyway. */ | |
1906 | 1596 gui_may_update_scrollbars(); |
1597 #endif | |
7 | 1598 } |
1599 | |
1600 /* | |
1601 * Move window "win1" to below/right of "win2" and make "win1" the current | |
1602 * window. Only works within the same frame! | |
1603 */ | |
1604 void | |
1605 win_move_after(win1, win2) | |
1606 win_T *win1, *win2; | |
1607 { | |
1608 int height; | |
1609 | |
1610 /* check if the arguments are reasonable */ | |
1611 if (win1 == win2) | |
1612 return; | |
1613 | |
1614 /* check if there is something to do */ | |
1615 if (win2->w_next != win1) | |
1616 { | |
1617 /* may need move the status line/vertical separator of the last window | |
1618 * */ | |
1619 if (win1 == lastwin) | |
1620 { | |
1621 height = win1->w_prev->w_status_height; | |
1622 win1->w_prev->w_status_height = win1->w_status_height; | |
1623 win1->w_status_height = height; | |
1624 #ifdef FEAT_VERTSPLIT | |
1070 | 1625 if (win1->w_prev->w_vsep_width == 1) |
1626 { | |
1627 /* Remove the vertical separator from the last-but-one window, | |
1628 * add it to the last window. Adjust the frame widths. */ | |
1629 win1->w_prev->w_vsep_width = 0; | |
1630 win1->w_prev->w_frame->fr_width -= 1; | |
1631 win1->w_vsep_width = 1; | |
1632 win1->w_frame->fr_width += 1; | |
1633 } | |
7 | 1634 #endif |
1635 } | |
1636 else if (win2 == lastwin) | |
1637 { | |
1638 height = win1->w_status_height; | |
1639 win1->w_status_height = win2->w_status_height; | |
1640 win2->w_status_height = height; | |
1641 #ifdef FEAT_VERTSPLIT | |
1070 | 1642 if (win1->w_vsep_width == 1) |
1643 { | |
1644 /* Remove the vertical separator from win1, add it to the last | |
1645 * window, win2. Adjust the frame widths. */ | |
1646 win2->w_vsep_width = 1; | |
1647 win2->w_frame->fr_width += 1; | |
1648 win1->w_vsep_width = 0; | |
1649 win1->w_frame->fr_width -= 1; | |
1650 } | |
7 | 1651 #endif |
1652 } | |
671 | 1653 win_remove(win1, NULL); |
7 | 1654 frame_remove(win1->w_frame); |
1655 win_append(win2, win1); | |
1656 frame_append(win2->w_frame, win1->w_frame); | |
1657 | |
1658 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
1659 redraw_later(NOT_VALID); | |
1660 } | |
1661 win_enter(win1, FALSE); | |
1662 } | |
1663 | |
1664 /* | |
1665 * Make all windows the same height. | |
1666 * 'next_curwin' will soon be the current window, make sure it has enough | |
1667 * rows. | |
1668 */ | |
1669 void | |
1670 win_equal(next_curwin, current, dir) | |
1671 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1672 int current; /* do only frame with current window */ | |
1673 int dir; /* 'v' for vertically, 'h' for horizontally, | |
1674 'b' for both, 0 for using p_ead */ | |
1675 { | |
1676 if (dir == 0) | |
1677 #ifdef FEAT_VERTSPLIT | |
1678 dir = *p_ead; | |
1679 #else | |
1680 dir = 'b'; | |
1681 #endif | |
1682 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current, | |
685 | 1683 topframe, dir, 0, tabline_height(), |
667 | 1684 (int)Columns, topframe->fr_height); |
7 | 1685 } |
1686 | |
1687 /* | |
1688 * Set a frame to a new position and height, spreading the available room | |
1689 * equally over contained frames. | |
1690 * The window "next_curwin" (if not NULL) should at least get the size from | |
1691 * 'winheight' and 'winwidth' if possible. | |
1692 */ | |
1693 static void | |
1694 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height) | |
1695 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1696 int current; /* do only frame with current window */ | |
1697 frame_T *topfr; /* frame to set size off */ | |
1698 int dir; /* 'v', 'h' or 'b', see win_equal() */ | |
1699 int col; /* horizontal position for frame */ | |
1700 int row; /* vertical position for frame */ | |
1701 int width; /* new width of frame */ | |
1702 int height; /* new height of frame */ | |
1703 { | |
1704 int n, m; | |
1705 int extra_sep = 0; | |
1706 int wincount, totwincount = 0; | |
1707 frame_T *fr; | |
1708 int next_curwin_size = 0; | |
1709 int room = 0; | |
1710 int new_size; | |
1711 int has_next_curwin = 0; | |
1712 int hnc; | |
1713 | |
1714 if (topfr->fr_layout == FR_LEAF) | |
1715 { | |
1716 /* Set the width/height of this frame. | |
1717 * Redraw when size or position changes */ | |
1718 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row | |
1719 #ifdef FEAT_VERTSPLIT | |
1720 || topfr->fr_width != width || topfr->fr_win->w_wincol != col | |
1721 #endif | |
1722 ) | |
1723 { | |
1724 topfr->fr_win->w_winrow = row; | |
1725 frame_new_height(topfr, height, FALSE, FALSE); | |
1726 #ifdef FEAT_VERTSPLIT | |
1727 topfr->fr_win->w_wincol = col; | |
779 | 1728 frame_new_width(topfr, width, FALSE, FALSE); |
7 | 1729 #endif |
1730 redraw_all_later(CLEAR); | |
1731 } | |
1732 } | |
1733 #ifdef FEAT_VERTSPLIT | |
1734 else if (topfr->fr_layout == FR_ROW) | |
1735 { | |
1736 topfr->fr_width = width; | |
1737 topfr->fr_height = height; | |
1738 | |
1739 if (dir != 'v') /* equalize frame widths */ | |
1740 { | |
1741 /* Compute the maximum number of windows horizontally in this | |
1742 * frame. */ | |
1743 n = frame_minwidth(topfr, NOWIN); | |
1744 /* add one for the rightmost window, it doesn't have a separator */ | |
1745 if (col + width == Columns) | |
1746 extra_sep = 1; | |
1747 else | |
1748 extra_sep = 0; | |
1749 totwincount = (n + extra_sep) / (p_wmw + 1); | |
779 | 1750 has_next_curwin = frame_has_win(topfr, next_curwin); |
1751 | |
1752 /* | |
1753 * Compute width for "next_curwin" window and room available for | |
1754 * other windows. | |
1755 * "m" is the minimal width when counting p_wiw for "next_curwin". | |
1756 */ | |
7 | 1757 m = frame_minwidth(topfr, next_curwin); |
1758 room = width - m; | |
1759 if (room < 0) | |
1760 { | |
1761 next_curwin_size = p_wiw + room; | |
1762 room = 0; | |
1763 } | |
1764 else | |
1765 { | |
779 | 1766 next_curwin_size = -1; |
1767 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1768 { | |
1769 /* If 'winfixwidth' set keep the window width if | |
1770 * possible. | |
1771 * Watch out for this window being the next_curwin. */ | |
1772 if (frame_fixed_width(fr)) | |
1773 { | |
1774 n = frame_minwidth(fr, NOWIN); | |
1775 new_size = fr->fr_width; | |
1776 if (frame_has_win(fr, next_curwin)) | |
1777 { | |
1778 room += p_wiw - p_wmw; | |
1779 next_curwin_size = 0; | |
1780 if (new_size < p_wiw) | |
1781 new_size = p_wiw; | |
1782 } | |
1783 else | |
1784 /* These windows don't use up room. */ | |
1785 totwincount -= (n + (fr->fr_next == NULL | |
1786 ? extra_sep : 0)) / (p_wmw + 1); | |
1787 room -= new_size - n; | |
1788 if (room < 0) | |
1789 { | |
1790 new_size += room; | |
1791 room = 0; | |
1792 } | |
1793 fr->fr_newwidth = new_size; | |
1794 } | |
1795 } | |
1796 if (next_curwin_size == -1) | |
1797 { | |
1798 if (!has_next_curwin) | |
1799 next_curwin_size = 0; | |
1800 else if (totwincount > 1 | |
1801 && (room + (totwincount - 2)) | |
1802 / (totwincount - 1) > p_wiw) | |
1803 { | |
834 | 1804 /* Can make all windows wider than 'winwidth', spread |
1805 * the room equally. */ | |
1806 next_curwin_size = (room + p_wiw | |
1807 + (totwincount - 1) * p_wmw | |
1808 + (totwincount - 1)) / totwincount; | |
779 | 1809 room -= next_curwin_size - p_wiw; |
1810 } | |
1811 else | |
1812 next_curwin_size = p_wiw; | |
1813 } | |
7 | 1814 } |
779 | 1815 |
1816 if (has_next_curwin) | |
7 | 1817 --totwincount; /* don't count curwin */ |
1818 } | |
1819 | |
1820 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1821 { | |
1822 n = m = 0; | |
1823 wincount = 1; | |
1824 if (fr->fr_next == NULL) | |
1825 /* last frame gets all that remains (avoid roundoff error) */ | |
1826 new_size = width; | |
1827 else if (dir == 'v') | |
1828 new_size = fr->fr_width; | |
779 | 1829 else if (frame_fixed_width(fr)) |
1830 { | |
1831 new_size = fr->fr_newwidth; | |
1832 wincount = 0; /* doesn't count as a sizeable window */ | |
1833 } | |
7 | 1834 else |
1835 { | |
1836 /* Compute the maximum number of windows horiz. in "fr". */ | |
1837 n = frame_minwidth(fr, NOWIN); | |
1838 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1839 / (p_wmw + 1); | |
1840 m = frame_minwidth(fr, next_curwin); | |
779 | 1841 if (has_next_curwin) |
1842 hnc = frame_has_win(fr, next_curwin); | |
1843 else | |
1844 hnc = FALSE; | |
1845 if (hnc) /* don't count next_curwin */ | |
7 | 1846 --wincount; |
779 | 1847 if (totwincount == 0) |
1848 new_size = room; | |
1849 else | |
1850 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
7 | 1851 / totwincount; |
779 | 1852 if (hnc) /* add next_curwin size */ |
7 | 1853 { |
1854 next_curwin_size -= p_wiw - (m - n); | |
1855 new_size += next_curwin_size; | |
779 | 1856 room -= new_size - next_curwin_size; |
7 | 1857 } |
779 | 1858 else |
1859 room -= new_size; | |
1860 new_size += n; | |
7 | 1861 } |
1862 | |
779 | 1863 /* Skip frame that is full width when splitting or closing a |
7 | 1864 * window, unless equalizing all frames. */ |
1865 if (!current || dir != 'v' || topfr->fr_parent != NULL | |
1866 || (new_size != fr->fr_width) | |
1867 || frame_has_win(fr, next_curwin)) | |
1868 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
779 | 1869 new_size, height); |
1870 col += new_size; | |
1871 width -= new_size; | |
7 | 1872 totwincount -= wincount; |
1873 } | |
1874 } | |
1875 #endif | |
1876 else /* topfr->fr_layout == FR_COL */ | |
1877 { | |
1878 #ifdef FEAT_VERTSPLIT | |
1879 topfr->fr_width = width; | |
1880 #endif | |
1881 topfr->fr_height = height; | |
1882 | |
1883 if (dir != 'h') /* equalize frame heights */ | |
1884 { | |
1885 /* Compute maximum number of windows vertically in this frame. */ | |
1886 n = frame_minheight(topfr, NOWIN); | |
1887 /* add one for the bottom window if it doesn't have a statusline */ | |
1888 if (row + height == cmdline_row && p_ls == 0) | |
1889 extra_sep = 1; | |
1890 else | |
1891 extra_sep = 0; | |
1892 totwincount = (n + extra_sep) / (p_wmh + 1); | |
1893 has_next_curwin = frame_has_win(topfr, next_curwin); | |
1894 | |
1895 /* | |
1896 * Compute height for "next_curwin" window and room available for | |
1897 * other windows. | |
1898 * "m" is the minimal height when counting p_wh for "next_curwin". | |
1899 */ | |
1900 m = frame_minheight(topfr, next_curwin); | |
1901 room = height - m; | |
1902 if (room < 0) | |
1903 { | |
1904 /* The room is less then 'winheight', use all space for the | |
1905 * current window. */ | |
1906 next_curwin_size = p_wh + room; | |
1907 room = 0; | |
1908 } | |
1909 else | |
1910 { | |
1911 next_curwin_size = -1; | |
1912 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1913 { | |
1914 /* If 'winfixheight' set keep the window height if | |
1915 * possible. | |
1916 * Watch out for this window being the next_curwin. */ | |
1917 if (frame_fixed_height(fr)) | |
1918 { | |
1919 n = frame_minheight(fr, NOWIN); | |
1920 new_size = fr->fr_height; | |
1921 if (frame_has_win(fr, next_curwin)) | |
1922 { | |
1923 room += p_wh - p_wmh; | |
1924 next_curwin_size = 0; | |
1925 if (new_size < p_wh) | |
1926 new_size = p_wh; | |
1927 } | |
1928 else | |
1929 /* These windows don't use up room. */ | |
1930 totwincount -= (n + (fr->fr_next == NULL | |
1931 ? extra_sep : 0)) / (p_wmh + 1); | |
1932 room -= new_size - n; | |
1933 if (room < 0) | |
1934 { | |
1935 new_size += room; | |
1936 room = 0; | |
1937 } | |
1938 fr->fr_newheight = new_size; | |
1939 } | |
1940 } | |
1941 if (next_curwin_size == -1) | |
1942 { | |
1943 if (!has_next_curwin) | |
1944 next_curwin_size = 0; | |
1945 else if (totwincount > 1 | |
1946 && (room + (totwincount - 2)) | |
1947 / (totwincount - 1) > p_wh) | |
1948 { | |
834 | 1949 /* can make all windows higher than 'winheight', |
1950 * spread the room equally. */ | |
1951 next_curwin_size = (room + p_wh | |
1952 + (totwincount - 1) * p_wmh | |
7 | 1953 + (totwincount - 1)) / totwincount; |
1954 room -= next_curwin_size - p_wh; | |
1955 } | |
1956 else | |
1957 next_curwin_size = p_wh; | |
1958 } | |
1959 } | |
1960 | |
1961 if (has_next_curwin) | |
1962 --totwincount; /* don't count curwin */ | |
1963 } | |
1964 | |
1965 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1966 { | |
1967 n = m = 0; | |
1968 wincount = 1; | |
1969 if (fr->fr_next == NULL) | |
1970 /* last frame gets all that remains (avoid roundoff error) */ | |
1971 new_size = height; | |
1972 else if (dir == 'h') | |
1973 new_size = fr->fr_height; | |
1974 else if (frame_fixed_height(fr)) | |
1975 { | |
1976 new_size = fr->fr_newheight; | |
1977 wincount = 0; /* doesn't count as a sizeable window */ | |
1978 } | |
1979 else | |
1980 { | |
1981 /* Compute the maximum number of windows vert. in "fr". */ | |
1982 n = frame_minheight(fr, NOWIN); | |
1983 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1984 / (p_wmh + 1); | |
1985 m = frame_minheight(fr, next_curwin); | |
1986 if (has_next_curwin) | |
1987 hnc = frame_has_win(fr, next_curwin); | |
1988 else | |
1989 hnc = FALSE; | |
1990 if (hnc) /* don't count next_curwin */ | |
1991 --wincount; | |
1992 if (totwincount == 0) | |
1993 new_size = room; | |
1994 else | |
1995 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
1996 / totwincount; | |
1997 if (hnc) /* add next_curwin size */ | |
1998 { | |
1999 next_curwin_size -= p_wh - (m - n); | |
2000 new_size += next_curwin_size; | |
2001 room -= new_size - next_curwin_size; | |
2002 } | |
2003 else | |
2004 room -= new_size; | |
2005 new_size += n; | |
2006 } | |
2007 /* Skip frame that is full width when splitting or closing a | |
2008 * window, unless equalizing all frames. */ | |
2009 if (!current || dir != 'h' || topfr->fr_parent != NULL | |
2010 || (new_size != fr->fr_height) | |
2011 || frame_has_win(fr, next_curwin)) | |
2012 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
2013 width, new_size); | |
2014 row += new_size; | |
2015 height -= new_size; | |
2016 totwincount -= wincount; | |
2017 } | |
2018 } | |
2019 } | |
2020 | |
2021 /* | |
2022 * close all windows for buffer 'buf' | |
2023 */ | |
2024 void | |
671 | 2025 close_windows(buf, keep_curwin) |
7 | 2026 buf_T *buf; |
671 | 2027 int keep_curwin; /* don't close "curwin" */ |
7 | 2028 { |
671 | 2029 win_T *wp; |
2030 tabpage_T *tp, *nexttp; | |
685 | 2031 int h = tabline_height(); |
7 | 2032 |
2033 ++RedrawingDisabled; | |
671 | 2034 |
2035 for (wp = firstwin; wp != NULL && lastwin != firstwin; ) | |
7 | 2036 { |
671 | 2037 if (wp->w_buffer == buf && (!keep_curwin || wp != curwin)) |
7 | 2038 { |
671 | 2039 win_close(wp, FALSE); |
2040 | |
2041 /* Start all over, autocommands may change the window layout. */ | |
2042 wp = firstwin; | |
7 | 2043 } |
2044 else | |
671 | 2045 wp = wp->w_next; |
7 | 2046 } |
671 | 2047 |
2048 /* Also check windows in other tab pages. */ | |
2049 for (tp = first_tabpage; tp != NULL; tp = nexttp) | |
2050 { | |
2051 nexttp = tp->tp_next; | |
672 | 2052 if (tp != curtab) |
671 | 2053 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
2054 if (wp->w_buffer == buf) | |
2055 { | |
2056 win_close_othertab(wp, FALSE, tp); | |
2057 | |
2058 /* Start all over, the tab page may be closed and | |
2059 * autocommands may change the window layout. */ | |
2060 nexttp = first_tabpage; | |
2061 break; | |
2062 } | |
2063 } | |
2064 | |
7 | 2065 --RedrawingDisabled; |
671 | 2066 |
685 | 2067 if (h != tabline_height()) |
671 | 2068 shell_new_rows(); |
7 | 2069 } |
2070 | |
2071 /* | |
1906 | 2072 * Return TRUE if the current window is the only window that exists (ignoring |
2073 * "aucmd_win"). | |
672 | 2074 * Returns FALSE if there is a window, possibly in another tab page. |
667 | 2075 */ |
672 | 2076 static int |
667 | 2077 last_window() |
2078 { | |
1906 | 2079 return (one_window() && first_tabpage->tp_next == NULL); |
2080 } | |
2081 | |
2082 /* | |
2083 * Return TRUE if there is only one window other than "aucmd_win" in the | |
2084 * current tab page. | |
2085 */ | |
2086 static int | |
2087 one_window() | |
2088 { | |
2089 #ifdef FEAT_AUTOCMD | |
2090 win_T *wp; | |
2091 int seen_one = FALSE; | |
2092 | |
2093 FOR_ALL_WINDOWS(wp) | |
2094 { | |
2095 if (wp != aucmd_win) | |
2096 { | |
2097 if (seen_one) | |
2098 return FALSE; | |
2099 seen_one = TRUE; | |
2100 } | |
2101 } | |
2102 return TRUE; | |
2103 #else | |
2104 return firstwin == lastwin; | |
2105 #endif | |
667 | 2106 } |
2107 | |
2108 /* | |
819 | 2109 * Close window "win". Only works for the current tab page. |
7 | 2110 * If "free_buf" is TRUE related buffer may be unloaded. |
2111 * | |
2112 * called by :quit, :close, :xit, :wq and findtag() | |
2113 */ | |
2114 void | |
2115 win_close(win, free_buf) | |
2116 win_T *win; | |
2117 int free_buf; | |
2118 { | |
2119 win_T *wp; | |
2120 #ifdef FEAT_AUTOCMD | |
2121 int other_buffer = FALSE; | |
2122 #endif | |
2123 int close_curwin = FALSE; | |
2124 int dir; | |
2125 int help_window = FALSE; | |
847 | 2126 tabpage_T *prev_curtab = curtab; |
7 | 2127 |
667 | 2128 if (last_window()) |
7 | 2129 { |
2130 EMSG(_("E444: Cannot close last window")); | |
2131 return; | |
2132 } | |
2133 | |
1906 | 2134 #ifdef FEAT_AUTOCMD |
2135 if (win == aucmd_win) | |
2136 { | |
2137 EMSG(_("E813: Cannot close autocmd window")); | |
2138 return; | |
2139 } | |
2140 if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window()) | |
2141 { | |
2142 EMSG(_("E814: Cannot close window, only autocmd window would remain")); | |
2143 return; | |
2144 } | |
2145 #endif | |
2146 | |
856 | 2147 /* |
2148 * When closing the last window in a tab page first go to another tab | |
2149 * page and then close the window and the tab page. This avoids that | |
2150 * curwin and curtab are not invalid while we are freeing memory, they may | |
2151 * be used in GUI events. | |
2152 */ | |
2153 if (firstwin == lastwin) | |
2154 { | |
2155 goto_tabpage_tp(alt_tabpage()); | |
2156 redraw_tabline = TRUE; | |
2157 | |
2158 /* Safety check: Autocommands may have closed the window when jumping | |
2159 * to the other tab page. */ | |
2160 if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win) | |
2161 { | |
2162 int h = tabline_height(); | |
2163 | |
2164 win_close_othertab(win, free_buf, prev_curtab); | |
2165 if (h != tabline_height()) | |
2166 shell_new_rows(); | |
2167 } | |
2168 return; | |
2169 } | |
2170 | |
7 | 2171 /* When closing the help window, try restoring a snapshot after closing |
2172 * the window. Otherwise clear the snapshot, it's now invalid. */ | |
2173 if (win->w_buffer->b_help) | |
2174 help_window = TRUE; | |
2175 else | |
1906 | 2176 clear_snapshot(curtab, SNAP_HELP_IDX); |
7 | 2177 |
2178 #ifdef FEAT_AUTOCMD | |
2179 if (win == curwin) | |
2180 { | |
2181 /* | |
2182 * Guess which window is going to be the new current window. | |
2183 * This may change because of the autocommands (sigh). | |
2184 */ | |
671 | 2185 wp = frame2win(win_altframe(win, NULL)); |
7 | 2186 |
2187 /* | |
2188 * Be careful: If autocommands delete the window, return now. | |
2189 */ | |
2190 if (wp->w_buffer != curbuf) | |
2191 { | |
2192 other_buffer = TRUE; | |
2193 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2194 if (!win_valid(win) || last_window()) |
7 | 2195 return; |
2196 } | |
2197 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2198 if (!win_valid(win) || last_window()) |
7 | 2199 return; |
2200 # ifdef FEAT_EVAL | |
2201 /* autocmds may abort script processing */ | |
2202 if (aborting()) | |
2203 return; | |
2204 # endif | |
2205 } | |
2206 #endif | |
2207 | |
1101 | 2208 #ifdef FEAT_GUI |
2209 /* Avoid trouble with scrollbars that are going to be deleted in | |
2210 * win_free(). */ | |
2211 if (gui.in_use) | |
2212 out_flush(); | |
2213 #endif | |
2214 | |
7 | 2215 /* |
2216 * Close the link to the buffer. | |
2217 */ | |
2218 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
847 | 2219 |
7 | 2220 /* Autocommands may have closed the window already, or closed the only |
847 | 2221 * other window or moved to another tab page. */ |
2222 if (!win_valid(win) || last_window() || curtab != prev_curtab) | |
7 | 2223 return; |
2224 | |
847 | 2225 /* Free the memory used for the window. */ |
2226 wp = win_free_mem(win, &dir, NULL); | |
2227 | |
7 | 2228 /* Make sure curwin isn't invalid. It can cause severe trouble when |
2229 * printing an error message. For win_equal() curbuf needs to be valid | |
2230 * too. */ | |
847 | 2231 if (win == curwin) |
7 | 2232 { |
2233 curwin = wp; | |
2234 #ifdef FEAT_QUICKFIX | |
2235 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer)) | |
2236 { | |
2237 /* | |
1346 | 2238 * If the cursor goes to the preview or the quickfix window, try |
7 | 2239 * finding another window to go to. |
2240 */ | |
2241 for (;;) | |
2242 { | |
2243 if (wp->w_next == NULL) | |
2244 wp = firstwin; | |
2245 else | |
2246 wp = wp->w_next; | |
2247 if (wp == curwin) | |
2248 break; | |
2249 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer)) | |
2250 { | |
2251 curwin = wp; | |
2252 break; | |
2253 } | |
2254 } | |
2255 } | |
2256 #endif | |
2257 curbuf = curwin->w_buffer; | |
2258 close_curwin = TRUE; | |
2259 } | |
36 | 2260 if (p_ea |
2261 #ifdef FEAT_VERTSPLIT | |
2262 && (*p_ead == 'b' || *p_ead == dir) | |
2263 #endif | |
2264 ) | |
7 | 2265 win_equal(curwin, TRUE, |
2266 #ifdef FEAT_VERTSPLIT | |
2267 dir | |
2268 #else | |
2269 0 | |
2270 #endif | |
2271 ); | |
2272 else | |
2273 win_comp_pos(); | |
2274 if (close_curwin) | |
2275 { | |
2276 win_enter_ext(wp, FALSE, TRUE); | |
2277 #ifdef FEAT_AUTOCMD | |
2278 if (other_buffer) | |
2279 /* careful: after this wp and win may be invalid! */ | |
2280 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
2281 #endif | |
2282 } | |
2283 | |
2284 /* | |
667 | 2285 * If last window has a status line now and we don't want one, |
2286 * remove the status line. | |
7 | 2287 */ |
2288 last_status(FALSE); | |
2289 | |
2290 /* After closing the help window, try restoring the window layout from | |
2291 * before it was opened. */ | |
2292 if (help_window) | |
1906 | 2293 restore_snapshot(SNAP_HELP_IDX, close_curwin); |
7 | 2294 |
2295 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
2296 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */ | |
2297 if (gui.in_use && !win_hasvertsplit()) | |
2298 gui_init_which_components(NULL); | |
2299 #endif | |
2300 | |
2301 redraw_all_later(NOT_VALID); | |
2302 } | |
2303 | |
2304 /* | |
671 | 2305 * Close window "win" in tab page "tp", which is not the current tab page. |
2306 * This may be the last window ih that tab page and result in closing the tab, | |
2307 * thus "tp" may become invalid! | |
856 | 2308 * Caller must check if buffer is hidden and whether the tabline needs to be |
2309 * updated. | |
671 | 2310 */ |
2311 void | |
2312 win_close_othertab(win, free_buf, tp) | |
2313 win_T *win; | |
2314 int free_buf; | |
2315 tabpage_T *tp; | |
2316 { | |
2317 win_T *wp; | |
2318 int dir; | |
2319 tabpage_T *ptp = NULL; | |
2191 | 2320 int free_tp = FALSE; |
671 | 2321 |
2322 /* Close the link to the buffer. */ | |
2323 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
2324 | |
2325 /* Careful: Autocommands may have closed the tab page or made it the | |
2326 * current tab page. */ | |
2327 for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next) | |
2328 ; | |
672 | 2329 if (ptp == NULL || tp == curtab) |
671 | 2330 return; |
2331 | |
2332 /* Autocommands may have closed the window already. */ | |
2333 for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next) | |
2334 ; | |
2335 if (wp == NULL) | |
2336 return; | |
2337 | |
2338 /* When closing the last window in a tab page remove the tab page. */ | |
2191 | 2339 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
671 | 2340 { |
2341 if (tp == first_tabpage) | |
2342 first_tabpage = tp->tp_next; | |
2343 else | |
2344 { | |
2345 for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp; | |
2346 ptp = ptp->tp_next) | |
2347 ; | |
2348 if (ptp == NULL) | |
2349 { | |
2350 EMSG2(_(e_intern2), "win_close_othertab()"); | |
2351 return; | |
2352 } | |
2353 ptp->tp_next = tp->tp_next; | |
2354 } | |
2191 | 2355 free_tp = TRUE; |
2356 } | |
2357 | |
2358 /* Free the memory used for the window. */ | |
2359 win_free_mem(win, &dir, tp); | |
2360 | |
2361 if (free_tp) | |
847 | 2362 free_tabpage(tp); |
671 | 2363 } |
2364 | |
2365 /* | |
355 | 2366 * Free the memory used for a window. |
2367 * Returns a pointer to the window that got the freed up space. | |
2368 */ | |
2369 static win_T * | |
671 | 2370 win_free_mem(win, dirp, tp) |
355 | 2371 win_T *win; |
2372 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */ | |
671 | 2373 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
355 | 2374 { |
2375 frame_T *frp; | |
2376 win_T *wp; | |
2377 | |
667 | 2378 /* Remove the window and its frame from the tree of frames. */ |
355 | 2379 frp = win->w_frame; |
671 | 2380 wp = winframe_remove(win, dirp, tp); |
355 | 2381 vim_free(frp); |
671 | 2382 win_free(win, tp); |
355 | 2383 |
819 | 2384 /* When deleting the current window of another tab page select a new |
2385 * current window. */ | |
2386 if (tp != NULL && win == tp->tp_curwin) | |
2387 tp->tp_curwin = wp; | |
2388 | |
355 | 2389 return wp; |
2390 } | |
2391 | |
2392 #if defined(EXITFREE) || defined(PROTO) | |
2393 void | |
2394 win_free_all() | |
2395 { | |
2396 int dummy; | |
2397 | |
671 | 2398 # ifdef FEAT_WINDOWS |
2399 while (first_tabpage->tp_next != NULL) | |
2400 tabpage_close(TRUE); | |
2401 # endif | |
2402 | |
1906 | 2403 # ifdef FEAT_AUTOCMD |
2404 if (aucmd_win != NULL) | |
2405 { | |
2406 (void)win_free_mem(aucmd_win, &dummy, NULL); | |
2407 aucmd_win = NULL; | |
2408 } | |
2409 # endif | |
1918 | 2410 |
2411 while (firstwin != NULL) | |
2412 (void)win_free_mem(firstwin, &dummy, NULL); | |
355 | 2413 } |
2414 #endif | |
2415 | |
2416 /* | |
7 | 2417 * Remove a window and its frame from the tree of frames. |
2418 * Returns a pointer to the window that got the freed up space. | |
2419 */ | |
1906 | 2420 win_T * |
671 | 2421 winframe_remove(win, dirp, tp) |
7 | 2422 win_T *win; |
1887 | 2423 int *dirp UNUSED; /* set to 'v' or 'h' for direction if 'ea' */ |
671 | 2424 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2425 { |
2426 frame_T *frp, *frp2, *frp3; | |
2427 frame_T *frp_close = win->w_frame; | |
2428 win_T *wp; | |
2429 | |
2430 /* | |
671 | 2431 * If there is only one window there is nothing to remove. |
2432 */ | |
2433 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) | |
2434 return NULL; | |
2435 | |
2436 /* | |
7 | 2437 * Remove the window from its frame. |
2438 */ | |
671 | 2439 frp2 = win_altframe(win, tp); |
7 | 2440 wp = frame2win(frp2); |
2441 | |
2442 /* Remove this frame from the list of frames. */ | |
2443 frame_remove(frp_close); | |
2444 | |
2445 #ifdef FEAT_VERTSPLIT | |
2446 if (frp_close->fr_parent->fr_layout == FR_COL) | |
2447 { | |
2448 #endif | |
1346 | 2449 /* When 'winfixheight' is set, try to find another frame in the column |
2450 * (as close to the closed frame as possible) to distribute the height | |
2451 * to. */ | |
2452 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh) | |
2453 { | |
2454 frp = frp_close->fr_prev; | |
2455 frp3 = frp_close->fr_next; | |
2456 while (frp != NULL || frp3 != NULL) | |
2457 { | |
2458 if (frp != NULL) | |
2459 { | |
2460 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh) | |
2461 { | |
2462 frp2 = frp; | |
2463 wp = frp->fr_win; | |
2464 break; | |
2465 } | |
2466 frp = frp->fr_prev; | |
2467 } | |
2468 if (frp3 != NULL) | |
2469 { | |
2470 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh) | |
2471 { | |
2472 frp2 = frp3; | |
2473 wp = frp3->fr_win; | |
2474 break; | |
2475 } | |
2476 frp3 = frp3->fr_next; | |
2477 } | |
2478 } | |
2479 } | |
7 | 2480 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height, |
2481 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); | |
2482 #ifdef FEAT_VERTSPLIT | |
2483 *dirp = 'v'; | |
2484 } | |
2485 else | |
2486 { | |
1346 | 2487 /* When 'winfixwidth' is set, try to find another frame in the column |
2488 * (as close to the closed frame as possible) to distribute the width | |
2489 * to. */ | |
2490 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw) | |
2491 { | |
2492 frp = frp_close->fr_prev; | |
2493 frp3 = frp_close->fr_next; | |
2494 while (frp != NULL || frp3 != NULL) | |
2495 { | |
2496 if (frp != NULL) | |
2497 { | |
2498 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw) | |
2499 { | |
2500 frp2 = frp; | |
2501 wp = frp->fr_win; | |
2502 break; | |
2503 } | |
2504 frp = frp->fr_prev; | |
2505 } | |
2506 if (frp3 != NULL) | |
2507 { | |
2508 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw) | |
2509 { | |
2510 frp2 = frp3; | |
2511 wp = frp3->fr_win; | |
2512 break; | |
2513 } | |
2514 frp3 = frp3->fr_next; | |
2515 } | |
2516 } | |
2517 } | |
7 | 2518 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width, |
779 | 2519 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
7 | 2520 *dirp = 'h'; |
2521 } | |
2522 #endif | |
2523 | |
2524 /* If rows/columns go to a window below/right its positions need to be | |
2525 * updated. Can only be done after the sizes have been updated. */ | |
2526 if (frp2 == frp_close->fr_next) | |
2527 { | |
2528 int row = win->w_winrow; | |
2529 int col = W_WINCOL(win); | |
2530 | |
2531 frame_comp_pos(frp2, &row, &col); | |
2532 } | |
2533 | |
2534 if (frp2->fr_next == NULL && frp2->fr_prev == NULL) | |
2535 { | |
2536 /* There is no other frame in this list, move its info to the parent | |
2537 * and remove it. */ | |
2538 frp2->fr_parent->fr_layout = frp2->fr_layout; | |
2539 frp2->fr_parent->fr_child = frp2->fr_child; | |
2540 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next) | |
2541 frp->fr_parent = frp2->fr_parent; | |
2542 frp2->fr_parent->fr_win = frp2->fr_win; | |
2543 if (frp2->fr_win != NULL) | |
2544 frp2->fr_win->w_frame = frp2->fr_parent; | |
2545 frp = frp2->fr_parent; | |
2546 vim_free(frp2); | |
2547 | |
2548 frp2 = frp->fr_parent; | |
2549 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout) | |
2550 { | |
2551 /* The frame above the parent has the same layout, have to merge | |
2552 * the frames into this list. */ | |
2553 if (frp2->fr_child == frp) | |
2554 frp2->fr_child = frp->fr_child; | |
2555 frp->fr_child->fr_prev = frp->fr_prev; | |
2556 if (frp->fr_prev != NULL) | |
2557 frp->fr_prev->fr_next = frp->fr_child; | |
2558 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next) | |
2559 { | |
2560 frp3->fr_parent = frp2; | |
2561 if (frp3->fr_next == NULL) | |
2562 { | |
2563 frp3->fr_next = frp->fr_next; | |
2564 if (frp->fr_next != NULL) | |
2565 frp->fr_next->fr_prev = frp3; | |
2566 break; | |
2567 } | |
2568 } | |
2569 vim_free(frp); | |
2570 } | |
2571 } | |
2572 | |
2573 return wp; | |
2574 } | |
2575 | |
2576 /* | |
2577 * Find out which frame is going to get the freed up space when "win" is | |
2578 * closed. | |
2579 * if 'splitbelow'/'splitleft' the space goes to the window above/left. | |
2580 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right. | |
2581 * This makes opening a window and closing it immediately keep the same window | |
2582 * layout. | |
2583 */ | |
2584 static frame_T * | |
671 | 2585 win_altframe(win, tp) |
7 | 2586 win_T *win; |
671 | 2587 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2588 { |
2589 frame_T *frp; | |
2590 int b; | |
2591 | |
671 | 2592 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
667 | 2593 /* Last window in this tab page, will go to next tab page. */ |
2594 return alt_tabpage()->tp_curwin->w_frame; | |
2595 | |
7 | 2596 frp = win->w_frame; |
2597 #ifdef FEAT_VERTSPLIT | |
355 | 2598 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW) |
7 | 2599 b = p_spr; |
2600 else | |
2601 #endif | |
2602 b = p_sb; | |
2603 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL) | |
2604 return frp->fr_next; | |
2605 return frp->fr_prev; | |
2606 } | |
2607 | |
2608 /* | |
667 | 2609 * Return the tabpage that will be used if the current one is closed. |
2610 */ | |
2611 static tabpage_T * | |
2612 alt_tabpage() | |
2613 { | |
672 | 2614 tabpage_T *tp; |
2615 | |
682 | 2616 /* Use the next tab page if possible. */ |
2617 if (curtab->tp_next != NULL) | |
672 | 2618 return curtab->tp_next; |
2619 | |
682 | 2620 /* Find the last but one tab page. */ |
2621 for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next) | |
2622 ; | |
674 | 2623 return tp; |
667 | 2624 } |
2625 | |
2626 /* | |
7 | 2627 * Find the left-upper window in frame "frp". |
2628 */ | |
2629 static win_T * | |
2630 frame2win(frp) | |
2631 frame_T *frp; | |
2632 { | |
2633 while (frp->fr_win == NULL) | |
2634 frp = frp->fr_child; | |
2635 return frp->fr_win; | |
2636 } | |
2637 | |
2638 /* | |
2639 * Return TRUE if frame "frp" contains window "wp". | |
2640 */ | |
2641 static int | |
2642 frame_has_win(frp, wp) | |
2643 frame_T *frp; | |
2644 win_T *wp; | |
2645 { | |
2646 frame_T *p; | |
2647 | |
2648 if (frp->fr_layout == FR_LEAF) | |
2649 return frp->fr_win == wp; | |
2650 | |
2651 for (p = frp->fr_child; p != NULL; p = p->fr_next) | |
2652 if (frame_has_win(p, wp)) | |
2653 return TRUE; | |
2654 return FALSE; | |
2655 } | |
2656 | |
2657 /* | |
2658 * Set a new height for a frame. Recursively sets the height for contained | |
2659 * frames and windows. Caller must take care of positions. | |
2660 */ | |
2661 static void | |
2662 frame_new_height(topfrp, height, topfirst, wfh) | |
2663 frame_T *topfrp; | |
2664 int height; | |
2665 int topfirst; /* resize topmost contained frame first */ | |
2666 int wfh; /* obey 'winfixheight' when there is a choice; | |
2667 may cause the height not to be set */ | |
2668 { | |
2669 frame_T *frp; | |
2670 int extra_lines; | |
2671 int h; | |
2672 | |
2673 if (topfrp->fr_win != NULL) | |
2674 { | |
2675 /* Simple case: just one window. */ | |
2676 win_new_height(topfrp->fr_win, | |
2677 height - topfrp->fr_win->w_status_height); | |
2678 } | |
2679 #ifdef FEAT_VERTSPLIT | |
2680 else if (topfrp->fr_layout == FR_ROW) | |
2681 { | |
2682 do | |
2683 { | |
2684 /* All frames in this row get the same new height. */ | |
2685 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2686 { | |
2687 frame_new_height(frp, height, topfirst, wfh); | |
2688 if (frp->fr_height > height) | |
2689 { | |
2690 /* Could not fit the windows, make the whole row higher. */ | |
2691 height = frp->fr_height; | |
2692 break; | |
2693 } | |
2694 } | |
2695 } | |
2696 while (frp != NULL); | |
2697 } | |
2698 #endif | |
779 | 2699 else /* fr_layout == FR_COL */ |
7 | 2700 { |
2701 /* Complicated case: Resize a column of frames. Resize the bottom | |
2702 * frame first, frames above that when needed. */ | |
2703 | |
2704 frp = topfrp->fr_child; | |
2705 if (wfh) | |
2706 /* Advance past frames with one window with 'wfh' set. */ | |
2707 while (frame_fixed_height(frp)) | |
2708 { | |
2709 frp = frp->fr_next; | |
2710 if (frp == NULL) | |
2711 return; /* no frame without 'wfh', give up */ | |
2712 } | |
2713 if (!topfirst) | |
2714 { | |
2715 /* Find the bottom frame of this column */ | |
2716 while (frp->fr_next != NULL) | |
2717 frp = frp->fr_next; | |
2718 if (wfh) | |
2719 /* Advance back for frames with one window with 'wfh' set. */ | |
2720 while (frame_fixed_height(frp)) | |
2721 frp = frp->fr_prev; | |
2722 } | |
2723 | |
2724 extra_lines = height - topfrp->fr_height; | |
2725 if (extra_lines < 0) | |
2726 { | |
2727 /* reduce height of contained frames, bottom or top frame first */ | |
2728 while (frp != NULL) | |
2729 { | |
2730 h = frame_minheight(frp, NULL); | |
2731 if (frp->fr_height + extra_lines < h) | |
2732 { | |
2733 extra_lines += frp->fr_height - h; | |
2734 frame_new_height(frp, h, topfirst, wfh); | |
2735 } | |
2736 else | |
2737 { | |
2738 frame_new_height(frp, frp->fr_height + extra_lines, | |
2739 topfirst, wfh); | |
2740 break; | |
2741 } | |
2742 if (topfirst) | |
2743 { | |
2744 do | |
2745 frp = frp->fr_next; | |
2746 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2747 } | |
2748 else | |
2749 { | |
2750 do | |
2751 frp = frp->fr_prev; | |
2752 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2753 } | |
2754 /* Increase "height" if we could not reduce enough frames. */ | |
2755 if (frp == NULL) | |
2756 height -= extra_lines; | |
2757 } | |
2758 } | |
2759 else if (extra_lines > 0) | |
2760 { | |
2761 /* increase height of bottom or top frame */ | |
2762 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh); | |
2763 } | |
2764 } | |
2765 topfrp->fr_height = height; | |
2766 } | |
2767 | |
2768 /* | |
2769 * Return TRUE if height of frame "frp" should not be changed because of | |
2770 * the 'winfixheight' option. | |
2771 */ | |
2772 static int | |
2773 frame_fixed_height(frp) | |
2774 frame_T *frp; | |
2775 { | |
2776 /* frame with one window: fixed height if 'winfixheight' set. */ | |
2777 if (frp->fr_win != NULL) | |
2778 return frp->fr_win->w_p_wfh; | |
2779 | |
2780 if (frp->fr_layout == FR_ROW) | |
2781 { | |
2782 /* The frame is fixed height if one of the frames in the row is fixed | |
2783 * height. */ | |
2784 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2785 if (frame_fixed_height(frp)) | |
2786 return TRUE; | |
2787 return FALSE; | |
2788 } | |
2789 | |
2790 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the | |
2791 * frames in the row are fixed height. */ | |
2792 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2793 if (!frame_fixed_height(frp)) | |
2794 return FALSE; | |
2795 return TRUE; | |
2796 } | |
2797 | |
2798 #ifdef FEAT_VERTSPLIT | |
2799 /* | |
779 | 2800 * Return TRUE if width of frame "frp" should not be changed because of |
2801 * the 'winfixwidth' option. | |
2802 */ | |
2803 static int | |
2804 frame_fixed_width(frp) | |
2805 frame_T *frp; | |
2806 { | |
2807 /* frame with one window: fixed width if 'winfixwidth' set. */ | |
2808 if (frp->fr_win != NULL) | |
2809 return frp->fr_win->w_p_wfw; | |
2810 | |
2811 if (frp->fr_layout == FR_COL) | |
2812 { | |
2813 /* The frame is fixed width if one of the frames in the row is fixed | |
2814 * width. */ | |
2815 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2816 if (frame_fixed_width(frp)) | |
2817 return TRUE; | |
2818 return FALSE; | |
2819 } | |
2820 | |
2821 /* frp->fr_layout == FR_ROW: The frame is fixed width if all of the | |
2822 * frames in the row are fixed width. */ | |
2823 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2824 if (!frame_fixed_width(frp)) | |
2825 return FALSE; | |
2826 return TRUE; | |
2827 } | |
2828 | |
2829 /* | |
7 | 2830 * Add a status line to windows at the bottom of "frp". |
2831 * Note: Does not check if there is room! | |
2832 */ | |
2833 static void | |
2834 frame_add_statusline(frp) | |
2835 frame_T *frp; | |
2836 { | |
2837 win_T *wp; | |
2838 | |
2839 if (frp->fr_layout == FR_LEAF) | |
2840 { | |
2841 wp = frp->fr_win; | |
2842 if (wp->w_status_height == 0) | |
2843 { | |
2844 if (wp->w_height > 0) /* don't make it negative */ | |
2845 --wp->w_height; | |
2846 wp->w_status_height = STATUS_HEIGHT; | |
2847 } | |
2848 } | |
2849 else if (frp->fr_layout == FR_ROW) | |
2850 { | |
2851 /* Handle all the frames in the row. */ | |
2852 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2853 frame_add_statusline(frp); | |
2854 } | |
2855 else /* frp->fr_layout == FR_COL */ | |
2856 { | |
2857 /* Only need to handle the last frame in the column. */ | |
2858 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next) | |
2859 ; | |
2860 frame_add_statusline(frp); | |
2861 } | |
2862 } | |
2863 | |
2864 /* | |
2865 * Set width of a frame. Handles recursively going through contained frames. | |
2866 * May remove separator line for windows at the right side (for win_close()). | |
2867 */ | |
2868 static void | |
779 | 2869 frame_new_width(topfrp, width, leftfirst, wfw) |
7 | 2870 frame_T *topfrp; |
2871 int width; | |
2872 int leftfirst; /* resize leftmost contained frame first */ | |
779 | 2873 int wfw; /* obey 'winfixwidth' when there is a choice; |
2874 may cause the width not to be set */ | |
7 | 2875 { |
2876 frame_T *frp; | |
2877 int extra_cols; | |
2878 int w; | |
2879 win_T *wp; | |
2880 | |
2881 if (topfrp->fr_layout == FR_LEAF) | |
2882 { | |
2883 /* Simple case: just one window. */ | |
2884 wp = topfrp->fr_win; | |
2885 /* Find out if there are any windows right of this one. */ | |
2886 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent) | |
2887 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL) | |
2888 break; | |
2889 if (frp->fr_parent == NULL) | |
2890 wp->w_vsep_width = 0; | |
2891 win_new_width(wp, width - wp->w_vsep_width); | |
2892 } | |
2893 else if (topfrp->fr_layout == FR_COL) | |
2894 { | |
779 | 2895 do |
2896 { | |
2897 /* All frames in this column get the same new width. */ | |
2898 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2899 { | |
2900 frame_new_width(frp, width, leftfirst, wfw); | |
2901 if (frp->fr_width > width) | |
2902 { | |
2903 /* Could not fit the windows, make whole column wider. */ | |
2904 width = frp->fr_width; | |
2905 break; | |
2906 } | |
2907 } | |
2908 } while (frp != NULL); | |
7 | 2909 } |
2910 else /* fr_layout == FR_ROW */ | |
2911 { | |
2912 /* Complicated case: Resize a row of frames. Resize the rightmost | |
2913 * frame first, frames left of it when needed. */ | |
2914 | |
2915 frp = topfrp->fr_child; | |
779 | 2916 if (wfw) |
2917 /* Advance past frames with one window with 'wfw' set. */ | |
2918 while (frame_fixed_width(frp)) | |
2919 { | |
2920 frp = frp->fr_next; | |
2921 if (frp == NULL) | |
2922 return; /* no frame without 'wfw', give up */ | |
2923 } | |
7 | 2924 if (!leftfirst) |
779 | 2925 { |
2926 /* Find the rightmost frame of this row */ | |
7 | 2927 while (frp->fr_next != NULL) |
2928 frp = frp->fr_next; | |
779 | 2929 if (wfw) |
2930 /* Advance back for frames with one window with 'wfw' set. */ | |
2931 while (frame_fixed_width(frp)) | |
2932 frp = frp->fr_prev; | |
2933 } | |
7 | 2934 |
2935 extra_cols = width - topfrp->fr_width; | |
2936 if (extra_cols < 0) | |
2937 { | |
2938 /* reduce frame width, rightmost frame first */ | |
2939 while (frp != NULL) | |
2940 { | |
2941 w = frame_minwidth(frp, NULL); | |
2942 if (frp->fr_width + extra_cols < w) | |
2943 { | |
2944 extra_cols += frp->fr_width - w; | |
779 | 2945 frame_new_width(frp, w, leftfirst, wfw); |
7 | 2946 } |
2947 else | |
2948 { | |
779 | 2949 frame_new_width(frp, frp->fr_width + extra_cols, |
2950 leftfirst, wfw); | |
7 | 2951 break; |
2952 } | |
2953 if (leftfirst) | |
779 | 2954 { |
2955 do | |
2956 frp = frp->fr_next; | |
2957 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2958 } | |
7 | 2959 else |
779 | 2960 { |
2961 do | |
2962 frp = frp->fr_prev; | |
2963 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2964 } | |
2965 /* Increase "width" if we could not reduce enough frames. */ | |
2966 if (frp == NULL) | |
2967 width -= extra_cols; | |
7 | 2968 } |
2969 } | |
2970 else if (extra_cols > 0) | |
2971 { | |
2972 /* increase width of rightmost frame */ | |
779 | 2973 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw); |
7 | 2974 } |
2975 } | |
2976 topfrp->fr_width = width; | |
2977 } | |
2978 | |
2979 /* | |
2980 * Add the vertical separator to windows at the right side of "frp". | |
2981 * Note: Does not check if there is room! | |
2982 */ | |
2983 static void | |
2984 frame_add_vsep(frp) | |
2985 frame_T *frp; | |
2986 { | |
2987 win_T *wp; | |
2988 | |
2989 if (frp->fr_layout == FR_LEAF) | |
2990 { | |
2991 wp = frp->fr_win; | |
2992 if (wp->w_vsep_width == 0) | |
2993 { | |
2994 if (wp->w_width > 0) /* don't make it negative */ | |
2995 --wp->w_width; | |
2996 wp->w_vsep_width = 1; | |
2997 } | |
2998 } | |
2999 else if (frp->fr_layout == FR_COL) | |
3000 { | |
3001 /* Handle all the frames in the column. */ | |
3002 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
3003 frame_add_vsep(frp); | |
3004 } | |
3005 else /* frp->fr_layout == FR_ROW */ | |
3006 { | |
3007 /* Only need to handle the last frame in the row. */ | |
3008 frp = frp->fr_child; | |
3009 while (frp->fr_next != NULL) | |
3010 frp = frp->fr_next; | |
3011 frame_add_vsep(frp); | |
3012 } | |
3013 } | |
3014 | |
3015 /* | |
3016 * Set frame width from the window it contains. | |
3017 */ | |
3018 static void | |
3019 frame_fix_width(wp) | |
3020 win_T *wp; | |
3021 { | |
3022 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width; | |
3023 } | |
3024 #endif | |
3025 | |
3026 /* | |
3027 * Set frame height from the window it contains. | |
3028 */ | |
3029 static void | |
3030 frame_fix_height(wp) | |
3031 win_T *wp; | |
3032 { | |
3033 wp->w_frame->fr_height = wp->w_height + wp->w_status_height; | |
3034 } | |
3035 | |
3036 /* | |
3037 * Compute the minimal height for frame "topfrp". | |
3038 * Uses the 'winminheight' option. | |
3039 * When "next_curwin" isn't NULL, use p_wh for this window. | |
3040 * When "next_curwin" is NOWIN, don't use at least one line for the current | |
3041 * window. | |
3042 */ | |
3043 static int | |
3044 frame_minheight(topfrp, next_curwin) | |
3045 frame_T *topfrp; | |
3046 win_T *next_curwin; | |
3047 { | |
3048 frame_T *frp; | |
3049 int m; | |
3050 #ifdef FEAT_VERTSPLIT | |
3051 int n; | |
3052 #endif | |
3053 | |
3054 if (topfrp->fr_win != NULL) | |
3055 { | |
3056 if (topfrp->fr_win == next_curwin) | |
3057 m = p_wh + topfrp->fr_win->w_status_height; | |
3058 else | |
3059 { | |
3060 /* window: minimal height of the window plus status line */ | |
3061 m = p_wmh + topfrp->fr_win->w_status_height; | |
3062 /* Current window is minimal one line high */ | |
3063 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3064 ++m; | |
3065 } | |
3066 } | |
3067 #ifdef FEAT_VERTSPLIT | |
3068 else if (topfrp->fr_layout == FR_ROW) | |
3069 { | |
3070 /* get the minimal height from each frame in this row */ | |
3071 m = 0; | |
3072 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3073 { | |
3074 n = frame_minheight(frp, next_curwin); | |
3075 if (n > m) | |
3076 m = n; | |
3077 } | |
3078 } | |
3079 #endif | |
3080 else | |
3081 { | |
3082 /* Add up the minimal heights for all frames in this column. */ | |
3083 m = 0; | |
3084 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3085 m += frame_minheight(frp, next_curwin); | |
3086 } | |
3087 | |
3088 return m; | |
3089 } | |
3090 | |
3091 #ifdef FEAT_VERTSPLIT | |
3092 /* | |
3093 * Compute the minimal width for frame "topfrp". | |
3094 * When "next_curwin" isn't NULL, use p_wiw for this window. | |
3095 * When "next_curwin" is NOWIN, don't use at least one column for the current | |
3096 * window. | |
3097 */ | |
3098 static int | |
3099 frame_minwidth(topfrp, next_curwin) | |
3100 frame_T *topfrp; | |
3101 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */ | |
3102 { | |
3103 frame_T *frp; | |
3104 int m, n; | |
3105 | |
3106 if (topfrp->fr_win != NULL) | |
3107 { | |
3108 if (topfrp->fr_win == next_curwin) | |
3109 m = p_wiw + topfrp->fr_win->w_vsep_width; | |
3110 else | |
3111 { | |
3112 /* window: minimal width of the window plus separator column */ | |
3113 m = p_wmw + topfrp->fr_win->w_vsep_width; | |
3114 /* Current window is minimal one column wide */ | |
3115 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3116 ++m; | |
3117 } | |
3118 } | |
3119 else if (topfrp->fr_layout == FR_COL) | |
3120 { | |
3121 /* get the minimal width from each frame in this column */ | |
3122 m = 0; | |
3123 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3124 { | |
3125 n = frame_minwidth(frp, next_curwin); | |
3126 if (n > m) | |
3127 m = n; | |
3128 } | |
3129 } | |
3130 else | |
3131 { | |
3132 /* Add up the minimal widths for all frames in this row. */ | |
3133 m = 0; | |
3134 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3135 m += frame_minwidth(frp, next_curwin); | |
3136 } | |
3137 | |
3138 return m; | |
3139 } | |
3140 #endif | |
3141 | |
3142 | |
3143 /* | |
3144 * Try to close all windows except current one. | |
3145 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is | |
3146 * used and the buffer was modified. | |
3147 * | |
3148 * Used by ":bdel" and ":only". | |
3149 */ | |
3150 void | |
3151 close_others(message, forceit) | |
3152 int message; | |
3153 int forceit; /* always hide all other windows */ | |
3154 { | |
3155 win_T *wp; | |
3156 win_T *nextwp; | |
3157 int r; | |
3158 | |
1906 | 3159 if (one_window()) |
7 | 3160 { |
3161 if (message | |
3162 #ifdef FEAT_AUTOCMD | |
3163 && !autocmd_busy | |
3164 #endif | |
3165 ) | |
826 | 3166 MSG(_(m_onlyone)); |
7 | 3167 return; |
3168 } | |
3169 | |
3170 /* Be very careful here: autocommands may change the window layout. */ | |
3171 for (wp = firstwin; win_valid(wp); wp = nextwp) | |
3172 { | |
3173 nextwp = wp->w_next; | |
3174 if (wp != curwin) /* don't close current window */ | |
3175 { | |
3176 | |
3177 /* Check if it's allowed to abandon this window */ | |
3178 r = can_abandon(wp->w_buffer, forceit); | |
3179 #ifdef FEAT_AUTOCMD | |
3180 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3181 { | |
3182 nextwp = firstwin; | |
3183 continue; | |
3184 } | |
3185 #endif | |
3186 if (!r) | |
3187 { | |
3188 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
3189 if (message && (p_confirm || cmdmod.confirm) && p_write) | |
3190 { | |
3191 dialog_changed(wp->w_buffer, FALSE); | |
3192 # ifdef FEAT_AUTOCMD | |
3193 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3194 { | |
3195 nextwp = firstwin; | |
3196 continue; | |
3197 } | |
3198 # endif | |
3199 } | |
3200 if (bufIsChanged(wp->w_buffer)) | |
3201 #endif | |
3202 continue; | |
3203 } | |
3204 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer)); | |
3205 } | |
3206 } | |
3207 | |
667 | 3208 if (message && lastwin != firstwin) |
7 | 3209 EMSG(_("E445: Other window contains changes")); |
3210 } | |
3211 | |
3212 #endif /* FEAT_WINDOWS */ | |
3213 | |
3214 /* | |
675 | 3215 * Init the current window "curwin". |
3216 * Called when a new file is being edited. | |
7 | 3217 */ |
3218 void | |
675 | 3219 curwin_init() |
7 | 3220 { |
1918 | 3221 win_init_empty(curwin); |
3222 } | |
3223 | |
3224 void | |
3225 win_init_empty(wp) | |
3226 win_T *wp; | |
3227 { | |
3228 redraw_win_later(wp, NOT_VALID); | |
3229 wp->w_lines_valid = 0; | |
3230 wp->w_cursor.lnum = 1; | |
3231 wp->w_curswant = wp->w_cursor.col = 0; | |
7 | 3232 #ifdef FEAT_VIRTUALEDIT |
1918 | 3233 wp->w_cursor.coladd = 0; |
3234 #endif | |
3235 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */ | |
3236 wp->w_pcmark.col = 0; | |
3237 wp->w_prev_pcmark.lnum = 0; | |
3238 wp->w_prev_pcmark.col = 0; | |
3239 wp->w_topline = 1; | |
7 | 3240 #ifdef FEAT_DIFF |
1918 | 3241 wp->w_topfill = 0; |
3242 #endif | |
3243 wp->w_botline = 2; | |
7 | 3244 #ifdef FEAT_FKMAP |
1918 | 3245 if (wp->w_p_rl) |
3246 wp->w_farsi = W_CONV + W_R_L; | |
7 | 3247 else |
1918 | 3248 wp->w_farsi = W_CONV; |
7 | 3249 #endif |
3250 } | |
3251 | |
3252 /* | |
3253 * Allocate the first window and put an empty buffer in it. | |
3254 * Called from main(). | |
667 | 3255 * Return FAIL when something goes wrong (out of memory). |
7 | 3256 */ |
667 | 3257 int |
7 | 3258 win_alloc_first() |
3259 { | |
675 | 3260 if (win_alloc_firstwin(NULL) == FAIL) |
667 | 3261 return FAIL; |
3262 | |
3263 #ifdef FEAT_WINDOWS | |
672 | 3264 first_tabpage = alloc_tabpage(); |
667 | 3265 if (first_tabpage == NULL) |
3266 return FAIL; | |
3267 first_tabpage->tp_topframe = topframe; | |
672 | 3268 curtab = first_tabpage; |
667 | 3269 #endif |
1906 | 3270 |
667 | 3271 return OK; |
3272 } | |
3273 | |
1906 | 3274 #if defined(FEAT_AUTOCMD) || defined(PROTO) |
3275 /* | |
3276 * Init "aucmd_win". This can only be done after the first | |
3277 * window is fully initialized, thus it can't be in win_alloc_first(). | |
3278 */ | |
3279 void | |
3280 win_alloc_aucmd_win() | |
3281 { | |
3282 aucmd_win = win_alloc(NULL, TRUE); | |
3283 if (aucmd_win != NULL) | |
3284 { | |
3285 win_init_some(aucmd_win, curwin); | |
2583 | 3286 RESET_BINDING(aucmd_win); |
1906 | 3287 new_frame(aucmd_win); |
3288 } | |
3289 } | |
3290 #endif | |
3291 | |
667 | 3292 /* |
675 | 3293 * Allocate the first window or the first window in a new tab page. |
3294 * When "oldwin" is NULL create an empty buffer for it. | |
3295 * When "oldwin" is not NULL copy info from it to the new window (only with | |
3296 * FEAT_WINDOWS). | |
667 | 3297 * Return FAIL when something goes wrong (out of memory). |
3298 */ | |
3299 static int | |
675 | 3300 win_alloc_firstwin(oldwin) |
3301 win_T *oldwin; | |
667 | 3302 { |
1906 | 3303 curwin = win_alloc(NULL, FALSE); |
675 | 3304 if (oldwin == NULL) |
3305 { | |
3306 /* Very first window, need to create an empty buffer for it and | |
3307 * initialize from scratch. */ | |
3308 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED); | |
3309 if (curwin == NULL || curbuf == NULL) | |
3310 return FAIL; | |
3311 curwin->w_buffer = curbuf; | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3312 #ifdef FEAT_SYN_HL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3313 curwin->w_s = &(curbuf->b_s); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3314 #endif |
675 | 3315 curbuf->b_nwindows = 1; /* there is one window */ |
7 | 3316 #ifdef FEAT_WINDOWS |
675 | 3317 curwin->w_alist = &global_alist; |
3318 #endif | |
3319 curwin_init(); /* init current window */ | |
3320 } | |
3321 #ifdef FEAT_WINDOWS | |
3322 else | |
3323 { | |
3324 /* First window in new tab page, initialize it from "oldwin". */ | |
1822 | 3325 win_init(curwin, oldwin, 0); |
675 | 3326 |
2583 | 3327 /* We don't want cursor- and scroll-binding in the first window. */ |
3328 RESET_BINDING(curwin); | |
675 | 3329 } |
3330 #endif | |
7 | 3331 |
1906 | 3332 new_frame(curwin); |
3333 if (curwin->w_frame == NULL) | |
667 | 3334 return FAIL; |
1906 | 3335 topframe = curwin->w_frame; |
7 | 3336 #ifdef FEAT_VERTSPLIT |
3337 topframe->fr_width = Columns; | |
3338 #endif | |
3339 topframe->fr_height = Rows - p_ch; | |
3340 topframe->fr_win = curwin; | |
667 | 3341 |
3342 return OK; | |
3343 } | |
3344 | |
3345 /* | |
1906 | 3346 * Create a frame for window "wp". |
3347 */ | |
3348 static void | |
3349 new_frame(win_T *wp) | |
3350 { | |
3351 frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
3352 | |
3353 wp->w_frame = frp; | |
3354 if (frp != NULL) | |
3355 { | |
3356 frp->fr_layout = FR_LEAF; | |
3357 frp->fr_win = wp; | |
3358 } | |
3359 } | |
3360 | |
3361 /* | |
667 | 3362 * Initialize the window and frame size to the maximum. |
3363 */ | |
3364 void | |
3365 win_init_size() | |
3366 { | |
3367 firstwin->w_height = ROWS_AVAIL; | |
3368 topframe->fr_height = ROWS_AVAIL; | |
3369 #ifdef FEAT_VERTSPLIT | |
3370 firstwin->w_width = Columns; | |
3371 topframe->fr_width = Columns; | |
3372 #endif | |
7 | 3373 } |
3374 | |
3375 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
672 | 3376 |
3377 /* | |
3378 * Allocate a new tabpage_T and init the values. | |
3379 * Returns NULL when out of memory. | |
3380 */ | |
3381 static tabpage_T * | |
3382 alloc_tabpage() | |
3383 { | |
3384 tabpage_T *tp; | |
3385 | |
3386 tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T)); | |
3387 if (tp != NULL) | |
3388 { | |
788 | 3389 # ifdef FEAT_GUI |
3390 int i; | |
3391 | |
3392 for (i = 0; i < 3; i++) | |
3393 tp->tp_prev_which_scrollbars[i] = -1; | |
3394 # endif | |
672 | 3395 # ifdef FEAT_DIFF |
3396 tp->tp_diff_invalid = TRUE; | |
3397 # endif | |
819 | 3398 #ifdef FEAT_EVAL |
3399 /* init t: variables */ | |
3400 init_var_dict(&tp->tp_vars, &tp->tp_winvar); | |
3401 #endif | |
824 | 3402 tp->tp_ch_used = p_ch; |
672 | 3403 } |
3404 return tp; | |
3405 } | |
3406 | |
852 | 3407 void |
672 | 3408 free_tabpage(tp) |
3409 tabpage_T *tp; | |
3410 { | |
1906 | 3411 int idx; |
3412 | |
672 | 3413 # ifdef FEAT_DIFF |
3414 diff_clear(tp); | |
3415 # endif | |
1906 | 3416 for (idx = 0; idx < SNAP_COUNT; ++idx) |
3417 clear_snapshot(tp, idx); | |
819 | 3418 #ifdef FEAT_EVAL |
3419 vars_clear(&tp->tp_vars.dv_hashtab); /* free all t: variables */ | |
3420 #endif | |
672 | 3421 vim_free(tp); |
3422 } | |
3423 | |
667 | 3424 /* |
675 | 3425 * Create a new Tab page with one window. |
3426 * It will edit the current buffer, like after ":split". | |
682 | 3427 * When "after" is 0 put it just after the current Tab page. |
3428 * Otherwise put it just before tab page "after". | |
667 | 3429 * Return FAIL or OK. |
3430 */ | |
3431 int | |
682 | 3432 win_new_tabpage(after) |
3433 int after; | |
667 | 3434 { |
672 | 3435 tabpage_T *tp = curtab; |
667 | 3436 tabpage_T *newtp; |
682 | 3437 int n; |
667 | 3438 |
672 | 3439 newtp = alloc_tabpage(); |
667 | 3440 if (newtp == NULL) |
3441 return FAIL; | |
3442 | |
3443 /* Remember the current windows in this Tab page. */ | |
675 | 3444 if (leave_tabpage(curbuf) == FAIL) |
674 | 3445 { |
3446 vim_free(newtp); | |
3447 return FAIL; | |
3448 } | |
672 | 3449 curtab = newtp; |
667 | 3450 |
3451 /* Create a new empty window. */ | |
675 | 3452 if (win_alloc_firstwin(tp->tp_curwin) == OK) |
667 | 3453 { |
3454 /* Make the new Tab page the new topframe. */ | |
682 | 3455 if (after == 1) |
3456 { | |
3457 /* New tab page becomes the first one. */ | |
3458 newtp->tp_next = first_tabpage; | |
3459 first_tabpage = newtp; | |
3460 } | |
3461 else | |
3462 { | |
3463 if (after > 0) | |
3464 { | |
3465 /* Put new tab page before tab page "after". */ | |
3466 n = 2; | |
3467 for (tp = first_tabpage; tp->tp_next != NULL | |
3468 && n < after; tp = tp->tp_next) | |
3469 ++n; | |
3470 } | |
3471 newtp->tp_next = tp->tp_next; | |
3472 tp->tp_next = newtp; | |
3473 } | |
667 | 3474 win_init_size(); |
685 | 3475 firstwin->w_winrow = tabline_height(); |
819 | 3476 win_comp_scroll(curwin); |
667 | 3477 |
3478 newtp->tp_topframe = topframe; | |
671 | 3479 last_status(FALSE); |
815 | 3480 |
3481 #if defined(FEAT_GUI) | |
3482 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3483 * scrollbars. Have to update them anyway. */ | |
1906 | 3484 gui_may_update_scrollbars(); |
815 | 3485 #endif |
3486 | |
667 | 3487 redraw_all_later(CLEAR); |
675 | 3488 #ifdef FEAT_AUTOCMD |
3489 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
3490 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
3491 #endif | |
667 | 3492 return OK; |
3493 } | |
3494 | |
3495 /* Failed, get back the previous Tab page */ | |
674 | 3496 enter_tabpage(curtab, curbuf); |
667 | 3497 return FAIL; |
3498 } | |
3499 | |
3500 /* | |
682 | 3501 * Open a new tab page if ":tab cmd" was used. It will edit the same buffer, |
3502 * like with ":split". | |
3503 * Returns OK if a new tab page was created, FAIL otherwise. | |
3504 */ | |
3505 int | |
3506 may_open_tabpage() | |
3507 { | |
1090 | 3508 int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab; |
3509 | |
3510 if (n != 0) | |
682 | 3511 { |
3512 cmdmod.tab = 0; /* reset it to avoid doing it twice */ | |
1090 | 3513 postponed_split_tab = 0; |
682 | 3514 return win_new_tabpage(n); |
3515 } | |
3516 return FAIL; | |
3517 } | |
3518 | |
3519 /* | |
672 | 3520 * Create up to "maxcount" tabpages with empty windows. |
3521 * Returns the number of resulting tab pages. | |
667 | 3522 */ |
672 | 3523 int |
3524 make_tabpages(maxcount) | |
3525 int maxcount; | |
667 | 3526 { |
672 | 3527 int count = maxcount; |
3528 int todo; | |
3529 | |
698 | 3530 /* Limit to 'tabpagemax' tabs. */ |
3531 if (count > p_tpm) | |
3532 count = p_tpm; | |
672 | 3533 |
3534 #ifdef FEAT_AUTOCMD | |
3535 /* | |
3536 * Don't execute autocommands while creating the tab pages. Must do that | |
3537 * when putting the buffers in the windows. | |
3538 */ | |
1410 | 3539 block_autocmds(); |
672 | 3540 #endif |
3541 | |
3542 for (todo = count - 1; todo > 0; --todo) | |
682 | 3543 if (win_new_tabpage(0) == FAIL) |
667 | 3544 break; |
672 | 3545 |
3546 #ifdef FEAT_AUTOCMD | |
1410 | 3547 unblock_autocmds(); |
672 | 3548 #endif |
3549 | |
3550 /* return actual number of tab pages */ | |
3551 return (count - todo); | |
667 | 3552 } |
3553 | |
3554 /* | |
671 | 3555 * Return TRUE when "tpc" points to a valid tab page. |
3556 */ | |
3557 int | |
3558 valid_tabpage(tpc) | |
3559 tabpage_T *tpc; | |
3560 { | |
3561 tabpage_T *tp; | |
3562 | |
3563 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3564 if (tp == tpc) | |
3565 return TRUE; | |
3566 return FALSE; | |
3567 } | |
3568 | |
3569 /* | |
3570 * Find tab page "n" (first one is 1). Returns NULL when not found. | |
3571 */ | |
3572 tabpage_T * | |
3573 find_tabpage(n) | |
3574 int n; | |
3575 { | |
3576 tabpage_T *tp; | |
3577 int i = 1; | |
3578 | |
3579 for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next) | |
3580 ++i; | |
3581 return tp; | |
3582 } | |
3583 | |
3584 /* | |
685 | 3585 * Get index of tab page "tp". First one has index 1. |
686 | 3586 * When not found returns number of tab pages plus one. |
685 | 3587 */ |
3588 int | |
3589 tabpage_index(ftp) | |
3590 tabpage_T *ftp; | |
3591 { | |
3592 int i = 1; | |
3593 tabpage_T *tp; | |
3594 | |
3595 for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next) | |
3596 ++i; | |
3597 return i; | |
3598 } | |
3599 | |
3600 /* | |
674 | 3601 * Prepare for leaving the current tab page. |
3602 * When autocomands change "curtab" we don't leave the tab page and return | |
3603 * FAIL. | |
3604 * Careful: When OK is returned need to get a new tab page very very soon! | |
667 | 3605 */ |
674 | 3606 static int |
3607 leave_tabpage(new_curbuf) | |
1887 | 3608 buf_T *new_curbuf UNUSED; /* what is going to be the new curbuf, |
674 | 3609 NULL if unknown */ |
667 | 3610 { |
674 | 3611 tabpage_T *tp = curtab; |
3612 | |
819 | 3613 #ifdef FEAT_VISUAL |
3614 reset_VIsual_and_resel(); /* stop Visual mode */ | |
3615 #endif | |
674 | 3616 #ifdef FEAT_AUTOCMD |
3617 if (new_curbuf != curbuf) | |
3618 { | |
3619 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
3620 if (curtab != tp) | |
3621 return FAIL; | |
3622 } | |
3623 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
3624 if (curtab != tp) | |
3625 return FAIL; | |
675 | 3626 apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf); |
674 | 3627 if (curtab != tp) |
3628 return FAIL; | |
3629 #endif | |
668 | 3630 #if defined(FEAT_GUI) |
3631 /* Remove the scrollbars. They may be added back later. */ | |
3632 if (gui.in_use) | |
3633 gui_remove_scrollbars(); | |
3634 #endif | |
667 | 3635 tp->tp_curwin = curwin; |
671 | 3636 tp->tp_prevwin = prevwin; |
667 | 3637 tp->tp_firstwin = firstwin; |
3638 tp->tp_lastwin = lastwin; | |
668 | 3639 tp->tp_old_Rows = Rows; |
3640 tp->tp_old_Columns = Columns; | |
667 | 3641 firstwin = NULL; |
3642 lastwin = NULL; | |
674 | 3643 return OK; |
667 | 3644 } |
3645 | |
3646 /* | |
3647 * Start using tab page "tp". | |
675 | 3648 * Only to be used after leave_tabpage() or freeing the current tab page. |
667 | 3649 */ |
3650 static void | |
3651 enter_tabpage(tp, old_curbuf) | |
3652 tabpage_T *tp; | |
1887 | 3653 buf_T *old_curbuf UNUSED; |
667 | 3654 { |
668 | 3655 int old_off = tp->tp_firstwin->w_winrow; |
870 | 3656 win_T *next_prevwin = tp->tp_prevwin; |
668 | 3657 |
672 | 3658 curtab = tp; |
667 | 3659 firstwin = tp->tp_firstwin; |
3660 lastwin = tp->tp_lastwin; | |
3661 topframe = tp->tp_topframe; | |
870 | 3662 |
3663 /* We would like doing the TabEnter event first, but we don't have a | |
3664 * valid current window yet, which may break some commands. | |
3665 * This triggers autocommands, thus may make "tp" invalid. */ | |
3666 win_enter_ext(tp->tp_curwin, FALSE, TRUE); | |
3667 prevwin = next_prevwin; | |
3668 | |
675 | 3669 #ifdef FEAT_AUTOCMD |
3670 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
870 | 3671 |
667 | 3672 if (old_curbuf != curbuf) |
3673 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
3674 #endif | |
3675 | |
668 | 3676 last_status(FALSE); /* status line may appear or disappear */ |
3677 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
672 | 3678 must_redraw = CLEAR; /* need to redraw everything */ |
3679 #ifdef FEAT_DIFF | |
3680 diff_need_scrollbind = TRUE; | |
3681 #endif | |
668 | 3682 |
3683 /* The tabpage line may have appeared or disappeared, may need to resize | |
3684 * the frames for that. When the Vim window was resized need to update | |
824 | 3685 * frame sizes too. Use the stored value of p_ch, so that it can be |
3686 * different for each tab page. */ | |
3687 p_ch = curtab->tp_ch_used; | |
685 | 3688 if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow |
3689 #ifdef FEAT_GUI_TABLINE | |
3690 && !gui_use_tabline() | |
3691 #endif | |
3692 )) | |
668 | 3693 shell_new_rows(); |
3694 #ifdef FEAT_VERTSPLIT | |
674 | 3695 if (curtab->tp_old_Columns != Columns && starting == 0) |
668 | 3696 shell_new_columns(); /* update window widths */ |
3697 #endif | |
3698 | |
3699 #if defined(FEAT_GUI) | |
3700 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3701 * scrollbars. Have to update them anyway. */ | |
1906 | 3702 gui_may_update_scrollbars(); |
667 | 3703 #endif |
3704 | |
3705 redraw_all_later(CLEAR); | |
3706 } | |
3707 | |
3708 /* | |
3709 * Go to tab page "n". For ":tab N" and "Ngt". | |
685 | 3710 * When "n" is 9999 go to the last tab page. |
667 | 3711 */ |
3712 void | |
3713 goto_tabpage(n) | |
3714 int n; | |
3715 { | |
3716 tabpage_T *tp; | |
682 | 3717 tabpage_T *ttp; |
667 | 3718 int i; |
3719 | |
857 | 3720 if (text_locked()) |
3721 { | |
3722 /* Not allowed when editing the command line. */ | |
3723 #ifdef FEAT_CMDWIN | |
3724 if (cmdwin_type != 0) | |
3725 EMSG(_(e_cmdwin)); | |
3726 else | |
3727 #endif | |
3728 EMSG(_(e_secure)); | |
3729 return; | |
3730 } | |
3731 | |
675 | 3732 /* If there is only one it can't work. */ |
3733 if (first_tabpage->tp_next == NULL) | |
3734 { | |
3735 if (n > 1) | |
3736 beep_flush(); | |
3737 return; | |
3738 } | |
3739 | |
667 | 3740 if (n == 0) |
3741 { | |
3742 /* No count, go to next tab page, wrap around end. */ | |
674 | 3743 if (curtab->tp_next == NULL) |
667 | 3744 tp = first_tabpage; |
3745 else | |
674 | 3746 tp = curtab->tp_next; |
667 | 3747 } |
682 | 3748 else if (n < 0) |
3749 { | |
3750 /* "gT": go to previous tab page, wrap around end. "N gT" repeats | |
3751 * this N times. */ | |
3752 ttp = curtab; | |
3753 for (i = n; i < 0; ++i) | |
3754 { | |
3755 for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL; | |
3756 tp = tp->tp_next) | |
3757 ; | |
3758 ttp = tp; | |
3759 } | |
3760 } | |
685 | 3761 else if (n == 9999) |
3762 { | |
3763 /* Go to last tab page. */ | |
3764 for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next) | |
3765 ; | |
3766 } | |
667 | 3767 else |
3768 { | |
3769 /* Go to tab page "n". */ | |
685 | 3770 tp = find_tabpage(n); |
671 | 3771 if (tp == NULL) |
3772 { | |
3773 beep_flush(); | |
3774 return; | |
3775 } | |
667 | 3776 } |
3777 | |
685 | 3778 goto_tabpage_tp(tp); |
3779 | |
3780 #ifdef FEAT_GUI_TABLINE | |
3781 if (gui_use_tabline()) | |
690 | 3782 gui_mch_set_curtab(tabpage_index(curtab)); |
685 | 3783 #endif |
3784 } | |
3785 | |
3786 /* | |
3787 * Go to tabpage "tp". | |
3788 * Note: doesn't update the GUI tab. | |
3789 */ | |
3790 void | |
3791 goto_tabpage_tp(tp) | |
3792 tabpage_T *tp; | |
3793 { | |
2201
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3794 /* Don't repeat a message in another tab page. */ |
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3795 set_keep_msg(NULL, 0); |
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3796 |
682 | 3797 if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer) == OK) |
674 | 3798 { |
3799 if (valid_tabpage(tp)) | |
3800 enter_tabpage(tp, curbuf); | |
3801 else | |
3802 enter_tabpage(curtab, curbuf); | |
3803 } | |
667 | 3804 } |
7 | 3805 |
3806 /* | |
825 | 3807 * Enter window "wp" in tab page "tp". |
3808 * Also updates the GUI tab. | |
3809 */ | |
3810 void | |
3811 goto_tabpage_win(tp, wp) | |
3812 tabpage_T *tp; | |
3813 win_T *wp; | |
3814 { | |
3815 goto_tabpage_tp(tp); | |
3816 if (curtab == tp && win_valid(wp)) | |
3817 { | |
3818 win_enter(wp, TRUE); | |
3819 # ifdef FEAT_GUI_TABLINE | |
3820 if (gui_use_tabline()) | |
3821 gui_mch_set_curtab(tabpage_index(curtab)); | |
3822 # endif | |
3823 } | |
3824 } | |
3825 | |
3826 /* | |
682 | 3827 * Move the current tab page to before tab page "nr". |
3828 */ | |
3829 void | |
3830 tabpage_move(nr) | |
3831 int nr; | |
3832 { | |
3833 int n = nr; | |
3834 tabpage_T *tp; | |
3835 | |
3836 if (first_tabpage->tp_next == NULL) | |
3837 return; | |
3838 | |
3839 /* Remove the current tab page from the list of tab pages. */ | |
3840 if (curtab == first_tabpage) | |
3841 first_tabpage = curtab->tp_next; | |
3842 else | |
3843 { | |
3844 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3845 if (tp->tp_next == curtab) | |
3846 break; | |
3847 if (tp == NULL) /* "cannot happen" */ | |
3848 return; | |
3849 tp->tp_next = curtab->tp_next; | |
3850 } | |
3851 | |
3852 /* Re-insert it at the specified position. */ | |
3853 if (n == 0) | |
3854 { | |
3855 curtab->tp_next = first_tabpage; | |
3856 first_tabpage = curtab; | |
3857 } | |
3858 else | |
3859 { | |
3860 for (tp = first_tabpage; tp->tp_next != NULL && n > 1; tp = tp->tp_next) | |
3861 --n; | |
3862 curtab->tp_next = tp->tp_next; | |
3863 tp->tp_next = curtab; | |
3864 } | |
3865 | |
3866 /* Need to redraw the tabline. Tab page contents doesn't change. */ | |
3867 redraw_tabline = TRUE; | |
3868 } | |
3869 | |
3870 | |
3871 /* | |
7 | 3872 * Go to another window. |
3873 * When jumping to another buffer, stop Visual mode. Do this before | |
3874 * changing windows so we can yank the selection into the '*' register. | |
3875 * When jumping to another window on the same buffer, adjust its cursor | |
3876 * position to keep the same Visual area. | |
3877 */ | |
3878 void | |
3879 win_goto(wp) | |
3880 win_T *wp; | |
3881 { | |
2316
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3882 #ifdef FEAT_CONCEAL |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3883 win_T *owp = curwin; |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3884 #endif |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3885 |
633 | 3886 if (text_locked()) |
7 | 3887 { |
3888 beep_flush(); | |
633 | 3889 text_locked_msg(); |
7 | 3890 return; |
3891 } | |
819 | 3892 #ifdef FEAT_AUTOCMD |
3893 if (curbuf_locked()) | |
3894 return; | |
3895 #endif | |
631 | 3896 |
7 | 3897 #ifdef FEAT_VISUAL |
3898 if (wp->w_buffer != curbuf) | |
3899 reset_VIsual_and_resel(); | |
3900 else if (VIsual_active) | |
3901 wp->w_cursor = curwin->w_cursor; | |
3902 #endif | |
3903 | |
3904 #ifdef FEAT_GUI | |
3905 need_mouse_correct = TRUE; | |
3906 #endif | |
3907 win_enter(wp, TRUE); | |
2316
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3908 |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3909 #ifdef FEAT_CONCEAL |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3910 /* Conceal cursor line in previous window, unconceal in current window. */ |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3911 if (win_valid(owp)) |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3912 update_single_line(owp, owp->w_cursor.lnum); |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3913 update_single_line(curwin, curwin->w_cursor.lnum); |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3914 #endif |
7 | 3915 } |
3916 | |
3917 #if defined(FEAT_PERL) || defined(PROTO) | |
3918 /* | |
3919 * Find window number "winnr" (counting top to bottom). | |
3920 */ | |
3921 win_T * | |
3922 win_find_nr(winnr) | |
3923 int winnr; | |
3924 { | |
3925 win_T *wp; | |
3926 | |
3927 # ifdef FEAT_WINDOWS | |
3928 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
3929 if (--winnr == 0) | |
3930 break; | |
3931 return wp; | |
3932 # else | |
3933 return curwin; | |
3934 # endif | |
3935 } | |
3936 #endif | |
3937 | |
3938 #ifdef FEAT_VERTSPLIT | |
3939 /* | |
3940 * Move to window above or below "count" times. | |
3941 */ | |
3942 static void | |
3943 win_goto_ver(up, count) | |
3944 int up; /* TRUE to go to win above */ | |
3945 long count; | |
3946 { | |
3947 frame_T *fr; | |
3948 frame_T *nfr; | |
3949 frame_T *foundfr; | |
3950 | |
3951 foundfr = curwin->w_frame; | |
3952 while (count--) | |
3953 { | |
3954 /* | |
3955 * First go upwards in the tree of frames until we find a upwards or | |
3956 * downwards neighbor. | |
3957 */ | |
3958 fr = foundfr; | |
3959 for (;;) | |
3960 { | |
3961 if (fr == topframe) | |
3962 goto end; | |
3963 if (up) | |
3964 nfr = fr->fr_prev; | |
3965 else | |
3966 nfr = fr->fr_next; | |
3967 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL) | |
3968 break; | |
3969 fr = fr->fr_parent; | |
3970 } | |
3971 | |
3972 /* | |
3973 * Now go downwards to find the bottom or top frame in it. | |
3974 */ | |
3975 for (;;) | |
3976 { | |
3977 if (nfr->fr_layout == FR_LEAF) | |
3978 { | |
3979 foundfr = nfr; | |
3980 break; | |
3981 } | |
3982 fr = nfr->fr_child; | |
3983 if (nfr->fr_layout == FR_ROW) | |
3984 { | |
3985 /* Find the frame at the cursor row. */ | |
3986 while (fr->fr_next != NULL | |
3987 && frame2win(fr)->w_wincol + fr->fr_width | |
3988 <= curwin->w_wincol + curwin->w_wcol) | |
3989 fr = fr->fr_next; | |
3990 } | |
3991 if (nfr->fr_layout == FR_COL && up) | |
3992 while (fr->fr_next != NULL) | |
3993 fr = fr->fr_next; | |
3994 nfr = fr; | |
3995 } | |
3996 } | |
3997 end: | |
3998 if (foundfr != NULL) | |
3999 win_goto(foundfr->fr_win); | |
4000 } | |
4001 | |
4002 /* | |
4003 * Move to left or right window. | |
4004 */ | |
4005 static void | |
4006 win_goto_hor(left, count) | |
4007 int left; /* TRUE to go to left win */ | |
4008 long count; | |
4009 { | |
4010 frame_T *fr; | |
4011 frame_T *nfr; | |
4012 frame_T *foundfr; | |
4013 | |
4014 foundfr = curwin->w_frame; | |
4015 while (count--) | |
4016 { | |
4017 /* | |
4018 * First go upwards in the tree of frames until we find a left or | |
4019 * right neighbor. | |
4020 */ | |
4021 fr = foundfr; | |
4022 for (;;) | |
4023 { | |
4024 if (fr == topframe) | |
4025 goto end; | |
4026 if (left) | |
4027 nfr = fr->fr_prev; | |
4028 else | |
4029 nfr = fr->fr_next; | |
4030 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL) | |
4031 break; | |
4032 fr = fr->fr_parent; | |
4033 } | |
4034 | |
4035 /* | |
4036 * Now go downwards to find the leftmost or rightmost frame in it. | |
4037 */ | |
4038 for (;;) | |
4039 { | |
4040 if (nfr->fr_layout == FR_LEAF) | |
4041 { | |
4042 foundfr = nfr; | |
4043 break; | |
4044 } | |
4045 fr = nfr->fr_child; | |
4046 if (nfr->fr_layout == FR_COL) | |
4047 { | |
4048 /* Find the frame at the cursor row. */ | |
4049 while (fr->fr_next != NULL | |
4050 && frame2win(fr)->w_winrow + fr->fr_height | |
4051 <= curwin->w_winrow + curwin->w_wrow) | |
4052 fr = fr->fr_next; | |
4053 } | |
4054 if (nfr->fr_layout == FR_ROW && left) | |
4055 while (fr->fr_next != NULL) | |
4056 fr = fr->fr_next; | |
4057 nfr = fr; | |
4058 } | |
4059 } | |
4060 end: | |
4061 if (foundfr != NULL) | |
4062 win_goto(foundfr->fr_win); | |
4063 } | |
4064 #endif | |
4065 | |
4066 /* | |
4067 * Make window "wp" the current window. | |
4068 */ | |
4069 void | |
4070 win_enter(wp, undo_sync) | |
4071 win_T *wp; | |
4072 int undo_sync; | |
4073 { | |
4074 win_enter_ext(wp, undo_sync, FALSE); | |
4075 } | |
4076 | |
4077 /* | |
4078 * Make window wp the current window. | |
4079 * Can be called with "curwin_invalid" TRUE, which means that curwin has just | |
4080 * been closed and isn't valid. | |
4081 */ | |
4082 static void | |
4083 win_enter_ext(wp, undo_sync, curwin_invalid) | |
4084 win_T *wp; | |
4085 int undo_sync; | |
4086 int curwin_invalid; | |
4087 { | |
4088 #ifdef FEAT_AUTOCMD | |
4089 int other_buffer = FALSE; | |
4090 #endif | |
4091 | |
4092 if (wp == curwin && !curwin_invalid) /* nothing to do */ | |
4093 return; | |
4094 | |
4095 #ifdef FEAT_AUTOCMD | |
4096 if (!curwin_invalid) | |
4097 { | |
4098 /* | |
4099 * Be careful: If autocommands delete the window, return now. | |
4100 */ | |
4101 if (wp->w_buffer != curbuf) | |
4102 { | |
4103 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
4104 other_buffer = TRUE; | |
4105 if (!win_valid(wp)) | |
4106 return; | |
4107 } | |
4108 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
4109 if (!win_valid(wp)) | |
4110 return; | |
4111 # ifdef FEAT_EVAL | |
4112 /* autocmds may abort script processing */ | |
4113 if (aborting()) | |
4114 return; | |
4115 # endif | |
4116 } | |
4117 #endif | |
4118 | |
4119 /* sync undo before leaving the current buffer */ | |
4120 if (undo_sync && curbuf != wp->w_buffer) | |
825 | 4121 u_sync(FALSE); |
7 | 4122 /* may have to copy the buffer options when 'cpo' contains 'S' */ |
4123 if (wp->w_buffer != curbuf) | |
4124 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP); | |
4125 if (!curwin_invalid) | |
4126 { | |
4127 prevwin = curwin; /* remember for CTRL-W p */ | |
4128 curwin->w_redr_status = TRUE; | |
4129 } | |
4130 curwin = wp; | |
4131 curbuf = wp->w_buffer; | |
4132 check_cursor(); | |
4133 #ifdef FEAT_VIRTUALEDIT | |
4134 if (!virtual_active()) | |
4135 curwin->w_cursor.coladd = 0; | |
4136 #endif | |
4137 changed_line_abv_curs(); /* assume cursor position needs updating */ | |
4138 | |
4139 if (curwin->w_localdir != NULL) | |
4140 { | |
4141 /* Window has a local directory: Save current directory as global | |
4142 * directory (unless that was done already) and change to the local | |
4143 * directory. */ | |
4144 if (globaldir == NULL) | |
4145 { | |
4146 char_u cwd[MAXPATHL]; | |
4147 | |
4148 if (mch_dirname(cwd, MAXPATHL) == OK) | |
4149 globaldir = vim_strsave(cwd); | |
4150 } | |
1757 | 4151 if (mch_chdir((char *)curwin->w_localdir) == 0) |
4152 shorten_fnames(TRUE); | |
7 | 4153 } |
4154 else if (globaldir != NULL) | |
4155 { | |
4156 /* Window doesn't have a local directory and we are not in the global | |
4157 * directory: Change to the global directory. */ | |
1757 | 4158 ignored = mch_chdir((char *)globaldir); |
7 | 4159 vim_free(globaldir); |
4160 globaldir = NULL; | |
4161 shorten_fnames(TRUE); | |
4162 } | |
4163 | |
4164 #ifdef FEAT_AUTOCMD | |
4165 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
4166 if (other_buffer) | |
4167 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
4168 #endif | |
4169 | |
4170 #ifdef FEAT_TITLE | |
4171 maketitle(); | |
4172 #endif | |
4173 curwin->w_redr_status = TRUE; | |
672 | 4174 redraw_tabline = TRUE; |
7 | 4175 if (restart_edit) |
4176 redraw_later(VALID); /* causes status line redraw */ | |
4177 | |
4178 /* set window height to desired minimal value */ | |
4179 if (curwin->w_height < p_wh && !curwin->w_p_wfh) | |
4180 win_setheight((int)p_wh); | |
4181 else if (curwin->w_height == 0) | |
4182 win_setheight(1); | |
4183 | |
4184 #ifdef FEAT_VERTSPLIT | |
4185 /* set window width to desired minimal value */ | |
779 | 4186 if (curwin->w_width < p_wiw && !curwin->w_p_wfw) |
7 | 4187 win_setwidth((int)p_wiw); |
4188 #endif | |
4189 | |
4190 #ifdef FEAT_MOUSE | |
4191 setmouse(); /* in case jumped to/from help buffer */ | |
4192 #endif | |
4193 | |
961 | 4194 /* Change directories when the 'acd' option is set. */ |
4195 DO_AUTOCHDIR | |
7 | 4196 } |
4197 | |
4198 #endif /* FEAT_WINDOWS */ | |
4199 | |
4200 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO) | |
4201 /* | |
825 | 4202 * Jump to the first open window that contains buffer "buf", if one exists. |
4203 * Returns a pointer to the window found, otherwise NULL. | |
7 | 4204 */ |
4205 win_T * | |
4206 buf_jump_open_win(buf) | |
4207 buf_T *buf; | |
4208 { | |
4209 # ifdef FEAT_WINDOWS | |
4210 win_T *wp; | |
4211 | |
825 | 4212 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
7 | 4213 if (wp->w_buffer == buf) |
4214 break; | |
4215 if (wp != NULL) | |
4216 win_enter(wp, FALSE); | |
4217 return wp; | |
4218 # else | |
4219 if (curwin->w_buffer == buf) | |
4220 return curwin; | |
4221 return NULL; | |
4222 # endif | |
4223 } | |
825 | 4224 |
4225 /* | |
4226 * Jump to the first open window in any tab page that contains buffer "buf", | |
4227 * if one exists. | |
4228 * Returns a pointer to the window found, otherwise NULL. | |
4229 */ | |
4230 win_T * | |
4231 buf_jump_open_tab(buf) | |
4232 buf_T *buf; | |
4233 { | |
4234 # ifdef FEAT_WINDOWS | |
4235 win_T *wp; | |
4236 tabpage_T *tp; | |
4237 | |
4238 /* First try the current tab page. */ | |
4239 wp = buf_jump_open_win(buf); | |
4240 if (wp != NULL) | |
4241 return wp; | |
4242 | |
4243 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
4244 if (tp != curtab) | |
4245 { | |
4246 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) | |
4247 if (wp->w_buffer == buf) | |
4248 break; | |
4249 if (wp != NULL) | |
4250 { | |
4251 goto_tabpage_win(tp, wp); | |
4252 if (curwin != wp) | |
4253 wp = NULL; /* something went wrong */ | |
4254 break; | |
4255 } | |
4256 } | |
4257 | |
4258 return wp; | |
4259 # else | |
4260 if (curwin->w_buffer == buf) | |
4261 return curwin; | |
4262 return NULL; | |
4263 # endif | |
4264 } | |
7 | 4265 #endif |
4266 | |
4267 /* | |
1906 | 4268 * Allocate a window structure and link it in the window list when "hidden" is |
4269 * FALSE. | |
7 | 4270 */ |
4271 static win_T * | |
1906 | 4272 win_alloc(after, hidden) |
1887 | 4273 win_T *after UNUSED; |
1906 | 4274 int hidden UNUSED; |
7 | 4275 { |
4276 win_T *newwin; | |
4277 | |
4278 /* | |
4279 * allocate window structure and linesizes arrays | |
4280 */ | |
4281 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T)); | |
4282 if (newwin != NULL && win_alloc_lines(newwin) == FAIL) | |
4283 { | |
4284 vim_free(newwin); | |
4285 newwin = NULL; | |
4286 } | |
4287 | |
4288 if (newwin != NULL) | |
4289 { | |
1114 | 4290 #ifdef FEAT_AUTOCMD |
4291 /* Don't execute autocommands while the window is not properly | |
4292 * initialized yet. gui_create_scrollbar() may trigger a FocusGained | |
4293 * event. */ | |
1410 | 4294 block_autocmds(); |
1114 | 4295 #endif |
7 | 4296 /* |
4297 * link the window in the window list | |
4298 */ | |
4299 #ifdef FEAT_WINDOWS | |
1906 | 4300 if (!hidden) |
4301 win_append(after, newwin); | |
7 | 4302 #endif |
4303 #ifdef FEAT_VERTSPLIT | |
4304 newwin->w_wincol = 0; | |
4305 newwin->w_width = Columns; | |
4306 #endif | |
4307 | |
4308 /* position the display and the cursor at the top of the file. */ | |
4309 newwin->w_topline = 1; | |
4310 #ifdef FEAT_DIFF | |
4311 newwin->w_topfill = 0; | |
4312 #endif | |
4313 newwin->w_botline = 2; | |
4314 newwin->w_cursor.lnum = 1; | |
4315 #ifdef FEAT_SCROLLBIND | |
4316 newwin->w_scbind_pos = 1; | |
4317 #endif | |
4318 | |
4319 /* We won't calculate w_fraction until resizing the window */ | |
4320 newwin->w_fraction = 0; | |
4321 newwin->w_prev_fraction_row = -1; | |
4322 | |
4323 #ifdef FEAT_GUI | |
4324 if (gui.in_use) | |
4325 { | |
4326 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT], | |
4327 SBAR_LEFT, newwin); | |
4328 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT], | |
4329 SBAR_RIGHT, newwin); | |
4330 } | |
4331 #endif | |
4332 #ifdef FEAT_EVAL | |
126 | 4333 /* init w: variables */ |
4334 init_var_dict(&newwin->w_vars, &newwin->w_winvar); | |
7 | 4335 #endif |
4336 #ifdef FEAT_FOLDING | |
4337 foldInitWin(newwin); | |
4338 #endif | |
1114 | 4339 #ifdef FEAT_AUTOCMD |
1410 | 4340 unblock_autocmds(); |
1114 | 4341 #endif |
1326 | 4342 #ifdef FEAT_SEARCH_EXTRA |
4343 newwin->w_match_head = NULL; | |
4344 newwin->w_next_match_id = 4; | |
4345 #endif | |
7 | 4346 } |
4347 return newwin; | |
4348 } | |
4349 | |
4350 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4351 | |
4352 /* | |
4353 * remove window 'wp' from the window list and free the structure | |
4354 */ | |
4355 static void | |
671 | 4356 win_free(wp, tp) |
7 | 4357 win_T *wp; |
671 | 4358 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4359 { |
4360 int i; | |
4361 | |
1918 | 4362 #ifdef FEAT_FOLDING |
4363 clearFolding(wp); | |
4364 #endif | |
4365 | |
4366 /* reduce the reference count to the argument list. */ | |
4367 alist_unlink(wp->w_alist); | |
4368 | |
1114 | 4369 #ifdef FEAT_AUTOCMD |
4370 /* Don't execute autocommands while the window is halfway being deleted. | |
4371 * gui_mch_destroy_scrollbar() may trigger a FocusGained event. */ | |
1410 | 4372 block_autocmds(); |
1114 | 4373 #endif |
4374 | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4375 #ifdef FEAT_LUA |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4376 lua_window_free(wp); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4377 #endif |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4378 |
14 | 4379 #ifdef FEAT_MZSCHEME |
4380 mzscheme_window_free(wp); | |
4381 #endif | |
4382 | |
7 | 4383 #ifdef FEAT_PERL |
4384 perl_win_free(wp); | |
4385 #endif | |
4386 | |
4387 #ifdef FEAT_PYTHON | |
4388 python_window_free(wp); | |
4389 #endif | |
4390 | |
2329
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4391 #ifdef FEAT_PYTHON3 |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4392 python3_window_free(wp); |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4393 #endif |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4394 |
7 | 4395 #ifdef FEAT_TCL |
4396 tcl_window_free(wp); | |
4397 #endif | |
4398 | |
4399 #ifdef FEAT_RUBY | |
4400 ruby_window_free(wp); | |
4401 #endif | |
4402 | |
4403 clear_winopt(&wp->w_onebuf_opt); | |
4404 clear_winopt(&wp->w_allbuf_opt); | |
4405 | |
4406 #ifdef FEAT_EVAL | |
126 | 4407 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */ |
7 | 4408 #endif |
4409 | |
4410 if (prevwin == wp) | |
4411 prevwin = NULL; | |
4412 win_free_lsize(wp); | |
4413 | |
4414 for (i = 0; i < wp->w_tagstacklen; ++i) | |
4415 vim_free(wp->w_tagstack[i].tagname); | |
4416 | |
4417 vim_free(wp->w_localdir); | |
1326 | 4418 |
7 | 4419 #ifdef FEAT_SEARCH_EXTRA |
1326 | 4420 clear_matches(wp); |
4421 #endif | |
4422 | |
7 | 4423 #ifdef FEAT_JUMPLIST |
4424 free_jumplist(wp); | |
4425 #endif | |
4426 | |
643 | 4427 #ifdef FEAT_QUICKFIX |
4428 qf_free_all(wp); | |
4429 #endif | |
4430 | |
7 | 4431 #ifdef FEAT_GUI |
4432 if (gui.in_use) | |
4433 { | |
4434 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]); | |
4435 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]); | |
4436 } | |
4437 #endif /* FEAT_GUI */ | |
4438 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4439 #ifdef FEAT_SYN_HL |
2253
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
4440 reset_synblock(wp); /* free independent synblock */ |
2314
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2306
diff
changeset
|
4441 vim_free(wp->w_p_cc_cols); |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4442 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4443 |
1918 | 4444 #ifdef FEAT_AUTOCMD |
4445 if (wp != aucmd_win) | |
4446 #endif | |
4447 win_remove(wp, tp); | |
7 | 4448 vim_free(wp); |
1114 | 4449 |
4450 #ifdef FEAT_AUTOCMD | |
1410 | 4451 unblock_autocmds(); |
1114 | 4452 #endif |
7 | 4453 } |
4454 | |
4455 /* | |
4456 * Append window "wp" in the window list after window "after". | |
4457 */ | |
1906 | 4458 void |
7 | 4459 win_append(after, wp) |
4460 win_T *after, *wp; | |
4461 { | |
4462 win_T *before; | |
4463 | |
4464 if (after == NULL) /* after NULL is in front of the first */ | |
4465 before = firstwin; | |
4466 else | |
4467 before = after->w_next; | |
4468 | |
4469 wp->w_next = before; | |
4470 wp->w_prev = after; | |
4471 if (after == NULL) | |
4472 firstwin = wp; | |
4473 else | |
4474 after->w_next = wp; | |
4475 if (before == NULL) | |
4476 lastwin = wp; | |
4477 else | |
4478 before->w_prev = wp; | |
4479 } | |
4480 | |
4481 /* | |
4482 * Remove a window from the window list. | |
4483 */ | |
1906 | 4484 void |
671 | 4485 win_remove(wp, tp) |
7 | 4486 win_T *wp; |
671 | 4487 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4488 { |
4489 if (wp->w_prev != NULL) | |
4490 wp->w_prev->w_next = wp->w_next; | |
671 | 4491 else if (tp == NULL) |
4492 firstwin = wp->w_next; | |
7 | 4493 else |
671 | 4494 tp->tp_firstwin = wp->w_next; |
7 | 4495 if (wp->w_next != NULL) |
4496 wp->w_next->w_prev = wp->w_prev; | |
671 | 4497 else if (tp == NULL) |
4498 lastwin = wp->w_prev; | |
7 | 4499 else |
671 | 4500 tp->tp_lastwin = wp->w_prev; |
7 | 4501 } |
4502 | |
4503 /* | |
4504 * Append frame "frp" in a frame list after frame "after". | |
4505 */ | |
4506 static void | |
4507 frame_append(after, frp) | |
4508 frame_T *after, *frp; | |
4509 { | |
4510 frp->fr_next = after->fr_next; | |
4511 after->fr_next = frp; | |
4512 if (frp->fr_next != NULL) | |
4513 frp->fr_next->fr_prev = frp; | |
4514 frp->fr_prev = after; | |
4515 } | |
4516 | |
4517 /* | |
4518 * Insert frame "frp" in a frame list before frame "before". | |
4519 */ | |
4520 static void | |
4521 frame_insert(before, frp) | |
4522 frame_T *before, *frp; | |
4523 { | |
4524 frp->fr_next = before; | |
4525 frp->fr_prev = before->fr_prev; | |
4526 before->fr_prev = frp; | |
4527 if (frp->fr_prev != NULL) | |
4528 frp->fr_prev->fr_next = frp; | |
4529 else | |
4530 frp->fr_parent->fr_child = frp; | |
4531 } | |
4532 | |
4533 /* | |
4534 * Remove a frame from a frame list. | |
4535 */ | |
4536 static void | |
4537 frame_remove(frp) | |
4538 frame_T *frp; | |
4539 { | |
4540 if (frp->fr_prev != NULL) | |
4541 frp->fr_prev->fr_next = frp->fr_next; | |
4542 else | |
4543 frp->fr_parent->fr_child = frp->fr_next; | |
4544 if (frp->fr_next != NULL) | |
4545 frp->fr_next->fr_prev = frp->fr_prev; | |
4546 } | |
4547 | |
4548 #endif /* FEAT_WINDOWS */ | |
4549 | |
4550 /* | |
4551 * Allocate w_lines[] for window "wp". | |
4552 * Return FAIL for failure, OK for success. | |
4553 */ | |
4554 int | |
4555 win_alloc_lines(wp) | |
4556 win_T *wp; | |
4557 { | |
4558 wp->w_lines_valid = 0; | |
1042 | 4559 wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T))); |
7 | 4560 if (wp->w_lines == NULL) |
4561 return FAIL; | |
4562 return OK; | |
4563 } | |
4564 | |
4565 /* | |
4566 * free lsize arrays for a window | |
4567 */ | |
4568 void | |
4569 win_free_lsize(wp) | |
4570 win_T *wp; | |
4571 { | |
4572 vim_free(wp->w_lines); | |
4573 wp->w_lines = NULL; | |
4574 } | |
4575 | |
4576 /* | |
4577 * Called from win_new_shellsize() after Rows changed. | |
671 | 4578 * This only does the current tab page, others must be done when made active. |
7 | 4579 */ |
4580 void | |
4581 shell_new_rows() | |
4582 { | |
667 | 4583 int h = (int)ROWS_AVAIL; |
7 | 4584 |
4585 if (firstwin == NULL) /* not initialized yet */ | |
4586 return; | |
4587 #ifdef FEAT_WINDOWS | |
4588 if (h < frame_minheight(topframe, NULL)) | |
4589 h = frame_minheight(topframe, NULL); | |
779 | 4590 |
4591 /* First try setting the heights of windows with 'winfixheight'. If | |
7 | 4592 * that doesn't result in the right height, forget about that option. */ |
4593 frame_new_height(topframe, h, FALSE, TRUE); | |
4594 if (topframe->fr_height != h) | |
4595 frame_new_height(topframe, h, FALSE, FALSE); | |
4596 | |
4597 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ | |
4598 #else | |
4599 if (h < 1) | |
4600 h = 1; | |
4601 win_new_height(firstwin, h); | |
4602 #endif | |
4603 compute_cmdrow(); | |
170 | 4604 #ifdef FEAT_WINDOWS |
824 | 4605 curtab->tp_ch_used = p_ch; |
170 | 4606 #endif |
4607 | |
7 | 4608 #if 0 |
4609 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4610 if (p_ea) | |
4611 win_equal(curwin, FALSE, 'v'); | |
4612 #endif | |
4613 } | |
4614 | |
4615 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
4616 /* | |
4617 * Called from win_new_shellsize() after Columns changed. | |
4618 */ | |
4619 void | |
4620 shell_new_columns() | |
4621 { | |
4622 if (firstwin == NULL) /* not initialized yet */ | |
4623 return; | |
779 | 4624 |
4625 /* First try setting the widths of windows with 'winfixwidth'. If that | |
4626 * doesn't result in the right width, forget about that option. */ | |
4627 frame_new_width(topframe, (int)Columns, FALSE, TRUE); | |
4628 if (topframe->fr_width != Columns) | |
4629 frame_new_width(topframe, (int)Columns, FALSE, FALSE); | |
4630 | |
7 | 4631 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
4632 #if 0 | |
4633 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4634 if (p_ea) | |
4635 win_equal(curwin, FALSE, 'h'); | |
4636 #endif | |
4637 } | |
4638 #endif | |
4639 | |
4640 #if defined(FEAT_CMDWIN) || defined(PROTO) | |
4641 /* | |
4642 * Save the size of all windows in "gap". | |
4643 */ | |
4644 void | |
4645 win_size_save(gap) | |
4646 garray_T *gap; | |
4647 | |
4648 { | |
4649 win_T *wp; | |
4650 | |
4651 ga_init2(gap, (int)sizeof(int), 1); | |
4652 if (ga_grow(gap, win_count() * 2) == OK) | |
4653 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4654 { | |
4655 ((int *)gap->ga_data)[gap->ga_len++] = | |
4656 wp->w_width + wp->w_vsep_width; | |
4657 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height; | |
4658 } | |
4659 } | |
4660 | |
4661 /* | |
4662 * Restore window sizes, but only if the number of windows is still the same. | |
4663 * Does not free the growarray. | |
4664 */ | |
4665 void | |
4666 win_size_restore(gap) | |
4667 garray_T *gap; | |
4668 { | |
4669 win_T *wp; | |
4670 int i; | |
4671 | |
4672 if (win_count() * 2 == gap->ga_len) | |
4673 { | |
4674 i = 0; | |
4675 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4676 { | |
4677 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]); | |
4678 win_setheight_win(((int *)gap->ga_data)[i++], wp); | |
4679 } | |
4680 /* recompute the window positions */ | |
4681 (void)win_comp_pos(); | |
4682 } | |
4683 } | |
4684 #endif /* FEAT_CMDWIN */ | |
4685 | |
4686 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4687 /* | |
4688 * Update the position for all windows, using the width and height of the | |
4689 * frames. | |
4690 * Returns the row just after the last window. | |
4691 */ | |
668 | 4692 int |
7 | 4693 win_comp_pos() |
4694 { | |
685 | 4695 int row = tabline_height(); |
7 | 4696 int col = 0; |
4697 | |
4698 frame_comp_pos(topframe, &row, &col); | |
4699 return row; | |
4700 } | |
4701 | |
4702 /* | |
4703 * Update the position of the windows in frame "topfrp", using the width and | |
4704 * height of the frames. | |
4705 * "*row" and "*col" are the top-left position of the frame. They are updated | |
4706 * to the bottom-right position plus one. | |
4707 */ | |
4708 static void | |
4709 frame_comp_pos(topfrp, row, col) | |
4710 frame_T *topfrp; | |
4711 int *row; | |
4712 int *col; | |
4713 { | |
4714 win_T *wp; | |
4715 frame_T *frp; | |
4716 #ifdef FEAT_VERTSPLIT | |
4717 int startcol; | |
4718 int startrow; | |
4719 #endif | |
4720 | |
4721 wp = topfrp->fr_win; | |
4722 if (wp != NULL) | |
4723 { | |
4724 if (wp->w_winrow != *row | |
4725 #ifdef FEAT_VERTSPLIT | |
4726 || wp->w_wincol != *col | |
4727 #endif | |
4728 ) | |
4729 { | |
4730 /* position changed, redraw */ | |
4731 wp->w_winrow = *row; | |
4732 #ifdef FEAT_VERTSPLIT | |
4733 wp->w_wincol = *col; | |
4734 #endif | |
4735 redraw_win_later(wp, NOT_VALID); | |
4736 wp->w_redr_status = TRUE; | |
4737 } | |
4738 *row += wp->w_height + wp->w_status_height; | |
4739 #ifdef FEAT_VERTSPLIT | |
4740 *col += wp->w_width + wp->w_vsep_width; | |
4741 #endif | |
4742 } | |
4743 else | |
4744 { | |
4745 #ifdef FEAT_VERTSPLIT | |
4746 startrow = *row; | |
4747 startcol = *col; | |
4748 #endif | |
4749 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
4750 { | |
4751 #ifdef FEAT_VERTSPLIT | |
4752 if (topfrp->fr_layout == FR_ROW) | |
4753 *row = startrow; /* all frames are at the same row */ | |
4754 else | |
4755 *col = startcol; /* all frames are at the same col */ | |
4756 #endif | |
4757 frame_comp_pos(frp, row, col); | |
4758 } | |
4759 } | |
4760 } | |
4761 | |
4762 #endif /* FEAT_WINDOWS */ | |
4763 | |
4764 /* | |
4765 * Set current window height and take care of repositioning other windows to | |
4766 * fit around it. | |
4767 */ | |
4768 void | |
4769 win_setheight(height) | |
4770 int height; | |
4771 { | |
4772 win_setheight_win(height, curwin); | |
4773 } | |
4774 | |
4775 /* | |
4776 * Set the window height of window "win" and take care of repositioning other | |
4777 * windows to fit around it. | |
4778 */ | |
4779 void | |
4780 win_setheight_win(height, win) | |
4781 int height; | |
4782 win_T *win; | |
4783 { | |
4784 int row; | |
4785 | |
4786 if (win == curwin) | |
4787 { | |
4788 /* Always keep current window at least one line high, even when | |
4789 * 'winminheight' is zero. */ | |
4790 #ifdef FEAT_WINDOWS | |
4791 if (height < p_wmh) | |
4792 height = p_wmh; | |
4793 #endif | |
4794 if (height == 0) | |
4795 height = 1; | |
4796 } | |
4797 | |
4798 #ifdef FEAT_WINDOWS | |
4799 frame_setheight(win->w_frame, height + win->w_status_height); | |
4800 | |
4801 /* recompute the window positions */ | |
4802 row = win_comp_pos(); | |
4803 #else | |
4804 if (height > topframe->fr_height) | |
4805 height = topframe->fr_height; | |
4806 win->w_height = height; | |
4807 row = height; | |
4808 #endif | |
4809 | |
4810 /* | |
4811 * If there is extra space created between the last window and the command | |
4812 * line, clear it. | |
4813 */ | |
4814 if (full_screen && msg_scrolled == 0 && row < cmdline_row) | |
4815 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
4816 cmdline_row = row; | |
4817 msg_row = row; | |
4818 msg_col = 0; | |
4819 | |
4820 redraw_all_later(NOT_VALID); | |
4821 } | |
4822 | |
4823 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4824 | |
4825 /* | |
4826 * Set the height of a frame to "height" and take care that all frames and | |
4827 * windows inside it are resized. Also resize frames on the left and right if | |
4828 * the are in the same FR_ROW frame. | |
4829 * | |
4830 * Strategy: | |
4831 * If the frame is part of a FR_COL frame, try fitting the frame in that | |
4832 * frame. If that doesn't work (the FR_COL frame is too small), recursively | |
4833 * go to containing frames to resize them and make room. | |
4834 * If the frame is part of a FR_ROW frame, all frames must be resized as well. | |
4835 * Check for the minimal height of the FR_ROW frame. | |
4836 * At the top level we can also use change the command line height. | |
4837 */ | |
4838 static void | |
4839 frame_setheight(curfrp, height) | |
4840 frame_T *curfrp; | |
4841 int height; | |
4842 { | |
4843 int room; /* total number of lines available */ | |
4844 int take; /* number of lines taken from other windows */ | |
4845 int room_cmdline; /* lines available from cmdline */ | |
4846 int run; | |
4847 frame_T *frp; | |
4848 int h; | |
4849 int room_reserved; | |
4850 | |
4851 /* If the height already is the desired value, nothing to do. */ | |
4852 if (curfrp->fr_height == height) | |
4853 return; | |
4854 | |
4855 if (curfrp->fr_parent == NULL) | |
4856 { | |
4857 /* topframe: can only change the command line */ | |
667 | 4858 if (height > ROWS_AVAIL) |
4859 height = ROWS_AVAIL; | |
7 | 4860 if (height > 0) |
4861 frame_new_height(curfrp, height, FALSE, FALSE); | |
4862 } | |
4863 else if (curfrp->fr_parent->fr_layout == FR_ROW) | |
4864 { | |
4865 /* Row of frames: Also need to resize frames left and right of this | |
4866 * one. First check for the minimal height of these. */ | |
4867 h = frame_minheight(curfrp->fr_parent, NULL); | |
4868 if (height < h) | |
4869 height = h; | |
4870 frame_setheight(curfrp->fr_parent, height); | |
4871 } | |
4872 else | |
4873 { | |
4874 /* | |
4875 * Column of frames: try to change only frames in this column. | |
4876 */ | |
4877 #ifdef FEAT_VERTSPLIT | |
4878 /* | |
4879 * Do this twice: | |
4880 * 1: compute room available, if it's not enough try resizing the | |
4881 * containing frame. | |
4882 * 2: compute the room available and adjust the height to it. | |
4883 * Try not to reduce the height of a window with 'winfixheight' set. | |
4884 */ | |
4885 for (run = 1; run <= 2; ++run) | |
4886 #else | |
4887 for (;;) | |
4888 #endif | |
4889 { | |
4890 room = 0; | |
4891 room_reserved = 0; | |
4892 for (frp = curfrp->fr_parent->fr_child; frp != NULL; | |
4893 frp = frp->fr_next) | |
4894 { | |
4895 if (frp != curfrp | |
4896 && frp->fr_win != NULL | |
4897 && frp->fr_win->w_p_wfh) | |
4898 room_reserved += frp->fr_height; | |
4899 room += frp->fr_height; | |
4900 if (frp != curfrp) | |
4901 room -= frame_minheight(frp, NULL); | |
4902 } | |
4903 #ifdef FEAT_VERTSPLIT | |
4904 if (curfrp->fr_width != Columns) | |
4905 room_cmdline = 0; | |
4906 else | |
4907 #endif | |
4908 { | |
4909 room_cmdline = Rows - p_ch - (lastwin->w_winrow | |
4910 + lastwin->w_height + lastwin->w_status_height); | |
4911 if (room_cmdline < 0) | |
4912 room_cmdline = 0; | |
4913 } | |
4914 | |
4915 if (height <= room + room_cmdline) | |
4916 break; | |
4917 #ifdef FEAT_VERTSPLIT | |
4918 if (run == 2 || curfrp->fr_width == Columns) | |
4919 #endif | |
4920 { | |
4921 if (height > room + room_cmdline) | |
4922 height = room + room_cmdline; | |
4923 break; | |
4924 } | |
4925 #ifdef FEAT_VERTSPLIT | |
4926 frame_setheight(curfrp->fr_parent, height | |
4927 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1); | |
4928 #endif | |
4929 /*NOTREACHED*/ | |
4930 } | |
4931 | |
4932 /* | |
4933 * Compute the number of lines we will take from others frames (can be | |
4934 * negative!). | |
4935 */ | |
4936 take = height - curfrp->fr_height; | |
4937 | |
4938 /* If there is not enough room, also reduce the height of a window | |
4939 * with 'winfixheight' set. */ | |
4940 if (height > room + room_cmdline - room_reserved) | |
4941 room_reserved = room + room_cmdline - height; | |
4942 /* If there is only a 'winfixheight' window and making the | |
4943 * window smaller, need to make the other window taller. */ | |
4944 if (take < 0 && room - curfrp->fr_height < room_reserved) | |
4945 room_reserved = 0; | |
4946 | |
4947 if (take > 0 && room_cmdline > 0) | |
4948 { | |
4949 /* use lines from cmdline first */ | |
4950 if (take < room_cmdline) | |
4951 room_cmdline = take; | |
4952 take -= room_cmdline; | |
4953 topframe->fr_height += room_cmdline; | |
4954 } | |
4955 | |
4956 /* | |
4957 * set the current frame to the new height | |
4958 */ | |
4959 frame_new_height(curfrp, height, FALSE, FALSE); | |
4960 | |
4961 /* | |
4962 * First take lines from the frames after the current frame. If | |
4963 * that is not enough, takes lines from frames above the current | |
4964 * frame. | |
4965 */ | |
4966 for (run = 0; run < 2; ++run) | |
4967 { | |
4968 if (run == 0) | |
4969 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
4970 else | |
4971 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
4972 while (frp != NULL && take != 0) | |
4973 { | |
4974 h = frame_minheight(frp, NULL); | |
4975 if (room_reserved > 0 | |
4976 && frp->fr_win != NULL | |
4977 && frp->fr_win->w_p_wfh) | |
4978 { | |
4979 if (room_reserved >= frp->fr_height) | |
4980 room_reserved -= frp->fr_height; | |
4981 else | |
4982 { | |
4983 if (frp->fr_height - room_reserved > take) | |
4984 room_reserved = frp->fr_height - take; | |
4985 take -= frp->fr_height - room_reserved; | |
4986 frame_new_height(frp, room_reserved, FALSE, FALSE); | |
4987 room_reserved = 0; | |
4988 } | |
4989 } | |
4990 else | |
4991 { | |
4992 if (frp->fr_height - take < h) | |
4993 { | |
4994 take -= frp->fr_height - h; | |
4995 frame_new_height(frp, h, FALSE, FALSE); | |
4996 } | |
4997 else | |
4998 { | |
4999 frame_new_height(frp, frp->fr_height - take, | |
5000 FALSE, FALSE); | |
5001 take = 0; | |
5002 } | |
5003 } | |
5004 if (run == 0) | |
5005 frp = frp->fr_next; | |
5006 else | |
5007 frp = frp->fr_prev; | |
5008 } | |
5009 } | |
5010 } | |
5011 } | |
5012 | |
5013 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
5014 /* | |
5015 * Set current window width and take care of repositioning other windows to | |
5016 * fit around it. | |
5017 */ | |
5018 void | |
5019 win_setwidth(width) | |
5020 int width; | |
5021 { | |
5022 win_setwidth_win(width, curwin); | |
5023 } | |
5024 | |
5025 void | |
5026 win_setwidth_win(width, wp) | |
5027 int width; | |
5028 win_T *wp; | |
5029 { | |
5030 /* Always keep current window at least one column wide, even when | |
5031 * 'winminwidth' is zero. */ | |
5032 if (wp == curwin) | |
5033 { | |
5034 if (width < p_wmw) | |
5035 width = p_wmw; | |
5036 if (width == 0) | |
5037 width = 1; | |
5038 } | |
5039 | |
5040 frame_setwidth(wp->w_frame, width + wp->w_vsep_width); | |
5041 | |
5042 /* recompute the window positions */ | |
5043 (void)win_comp_pos(); | |
5044 | |
5045 redraw_all_later(NOT_VALID); | |
5046 } | |
5047 | |
5048 /* | |
5049 * Set the width of a frame to "width" and take care that all frames and | |
5050 * windows inside it are resized. Also resize frames above and below if the | |
5051 * are in the same FR_ROW frame. | |
5052 * | |
5053 * Strategy is similar to frame_setheight(). | |
5054 */ | |
5055 static void | |
5056 frame_setwidth(curfrp, width) | |
5057 frame_T *curfrp; | |
5058 int width; | |
5059 { | |
5060 int room; /* total number of lines available */ | |
5061 int take; /* number of lines taken from other windows */ | |
5062 int run; | |
5063 frame_T *frp; | |
5064 int w; | |
779 | 5065 int room_reserved; |
7 | 5066 |
5067 /* If the width already is the desired value, nothing to do. */ | |
5068 if (curfrp->fr_width == width) | |
5069 return; | |
5070 | |
5071 if (curfrp->fr_parent == NULL) | |
5072 /* topframe: can't change width */ | |
5073 return; | |
5074 | |
5075 if (curfrp->fr_parent->fr_layout == FR_COL) | |
5076 { | |
5077 /* Column of frames: Also need to resize frames above and below of | |
5078 * this one. First check for the minimal width of these. */ | |
5079 w = frame_minwidth(curfrp->fr_parent, NULL); | |
5080 if (width < w) | |
5081 width = w; | |
5082 frame_setwidth(curfrp->fr_parent, width); | |
5083 } | |
5084 else | |
5085 { | |
5086 /* | |
5087 * Row of frames: try to change only frames in this row. | |
5088 * | |
5089 * Do this twice: | |
5090 * 1: compute room available, if it's not enough try resizing the | |
5091 * containing frame. | |
5092 * 2: compute the room available and adjust the width to it. | |
5093 */ | |
5094 for (run = 1; run <= 2; ++run) | |
5095 { | |
5096 room = 0; | |
779 | 5097 room_reserved = 0; |
7 | 5098 for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
5099 frp = frp->fr_next) | |
5100 { | |
779 | 5101 if (frp != curfrp |
5102 && frp->fr_win != NULL | |
5103 && frp->fr_win->w_p_wfw) | |
5104 room_reserved += frp->fr_width; | |
7 | 5105 room += frp->fr_width; |
5106 if (frp != curfrp) | |
5107 room -= frame_minwidth(frp, NULL); | |
5108 } | |
5109 | |
5110 if (width <= room) | |
5111 break; | |
667 | 5112 if (run == 2 || curfrp->fr_height >= ROWS_AVAIL) |
7 | 5113 { |
5114 if (width > room) | |
5115 width = room; | |
5116 break; | |
5117 } | |
5118 frame_setwidth(curfrp->fr_parent, width | |
5119 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1); | |
5120 } | |
5121 | |
5122 /* | |
5123 * Compute the number of lines we will take from others frames (can be | |
5124 * negative!). | |
5125 */ | |
5126 take = width - curfrp->fr_width; | |
5127 | |
779 | 5128 /* If there is not enough room, also reduce the width of a window |
5129 * with 'winfixwidth' set. */ | |
5130 if (width > room - room_reserved) | |
5131 room_reserved = room - width; | |
5132 /* If there is only a 'winfixwidth' window and making the | |
5133 * window smaller, need to make the other window narrower. */ | |
5134 if (take < 0 && room - curfrp->fr_width < room_reserved) | |
5135 room_reserved = 0; | |
5136 | |
7 | 5137 /* |
5138 * set the current frame to the new width | |
5139 */ | |
779 | 5140 frame_new_width(curfrp, width, FALSE, FALSE); |
7 | 5141 |
5142 /* | |
5143 * First take lines from the frames right of the current frame. If | |
5144 * that is not enough, takes lines from frames left of the current | |
5145 * frame. | |
5146 */ | |
5147 for (run = 0; run < 2; ++run) | |
5148 { | |
5149 if (run == 0) | |
5150 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
5151 else | |
5152 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
5153 while (frp != NULL && take != 0) | |
5154 { | |
5155 w = frame_minwidth(frp, NULL); | |
779 | 5156 if (room_reserved > 0 |
5157 && frp->fr_win != NULL | |
5158 && frp->fr_win->w_p_wfw) | |
7 | 5159 { |
779 | 5160 if (room_reserved >= frp->fr_width) |
5161 room_reserved -= frp->fr_width; | |
5162 else | |
5163 { | |
5164 if (frp->fr_width - room_reserved > take) | |
5165 room_reserved = frp->fr_width - take; | |
5166 take -= frp->fr_width - room_reserved; | |
5167 frame_new_width(frp, room_reserved, FALSE, FALSE); | |
5168 room_reserved = 0; | |
5169 } | |
7 | 5170 } |
5171 else | |
5172 { | |
779 | 5173 if (frp->fr_width - take < w) |
5174 { | |
5175 take -= frp->fr_width - w; | |
5176 frame_new_width(frp, w, FALSE, FALSE); | |
5177 } | |
5178 else | |
5179 { | |
5180 frame_new_width(frp, frp->fr_width - take, | |
5181 FALSE, FALSE); | |
5182 take = 0; | |
5183 } | |
7 | 5184 } |
5185 if (run == 0) | |
5186 frp = frp->fr_next; | |
5187 else | |
5188 frp = frp->fr_prev; | |
5189 } | |
5190 } | |
5191 } | |
5192 } | |
5193 #endif /* FEAT_VERTSPLIT */ | |
5194 | |
5195 /* | |
5196 * Check 'winminheight' for a valid value. | |
5197 */ | |
5198 void | |
5199 win_setminheight() | |
5200 { | |
5201 int room; | |
5202 int first = TRUE; | |
5203 win_T *wp; | |
5204 | |
5205 /* loop until there is a 'winminheight' that is possible */ | |
5206 while (p_wmh > 0) | |
5207 { | |
5208 /* TODO: handle vertical splits */ | |
5209 room = -p_wh; | |
5210 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
5211 room += wp->w_height - p_wmh; | |
5212 if (room >= 0) | |
5213 break; | |
5214 --p_wmh; | |
5215 if (first) | |
5216 { | |
5217 EMSG(_(e_noroom)); | |
5218 first = FALSE; | |
5219 } | |
5220 } | |
5221 } | |
5222 | |
5223 #ifdef FEAT_MOUSE | |
5224 | |
5225 /* | |
5226 * Status line of dragwin is dragged "offset" lines down (negative is up). | |
5227 */ | |
5228 void | |
5229 win_drag_status_line(dragwin, offset) | |
5230 win_T *dragwin; | |
5231 int offset; | |
5232 { | |
5233 frame_T *curfr; | |
5234 frame_T *fr; | |
5235 int room; | |
5236 int row; | |
5237 int up; /* if TRUE, drag status line up, otherwise down */ | |
5238 int n; | |
5239 | |
5240 fr = dragwin->w_frame; | |
5241 curfr = fr; | |
5242 if (fr != topframe) /* more than one window */ | |
5243 { | |
5244 fr = fr->fr_parent; | |
5245 /* When the parent frame is not a column of frames, its parent should | |
5246 * be. */ | |
5247 if (fr->fr_layout != FR_COL) | |
5248 { | |
5249 curfr = fr; | |
5250 if (fr != topframe) /* only a row of windows, may drag statusline */ | |
5251 fr = fr->fr_parent; | |
5252 } | |
5253 } | |
5254 | |
5255 /* If this is the last frame in a column, may want to resize the parent | |
5256 * frame instead (go two up to skip a row of frames). */ | |
5257 while (curfr != topframe && curfr->fr_next == NULL) | |
5258 { | |
5259 if (fr != topframe) | |
5260 fr = fr->fr_parent; | |
5261 curfr = fr; | |
5262 if (fr != topframe) | |
5263 fr = fr->fr_parent; | |
5264 } | |
5265 | |
5266 if (offset < 0) /* drag up */ | |
5267 { | |
5268 up = TRUE; | |
5269 offset = -offset; | |
5270 /* sum up the room of the current frame and above it */ | |
5271 if (fr == curfr) | |
5272 { | |
5273 /* only one window */ | |
5274 room = fr->fr_height - frame_minheight(fr, NULL); | |
5275 } | |
5276 else | |
5277 { | |
5278 room = 0; | |
5279 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5280 { | |
5281 room += fr->fr_height - frame_minheight(fr, NULL); | |
5282 if (fr == curfr) | |
5283 break; | |
5284 } | |
5285 } | |
5286 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5287 } | |
5288 else /* drag down */ | |
5289 { | |
5290 up = FALSE; | |
5291 /* | |
5292 * Only dragging the last status line can reduce p_ch. | |
5293 */ | |
5294 room = Rows - cmdline_row; | |
5295 if (curfr->fr_next == NULL) | |
5296 room -= 1; | |
5297 else | |
5298 room -= p_ch; | |
5299 if (room < 0) | |
5300 room = 0; | |
5301 /* sum up the room of frames below of the current one */ | |
5302 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5303 room += fr->fr_height - frame_minheight(fr, NULL); | |
5304 fr = curfr; /* put fr at window that grows */ | |
5305 } | |
5306 | |
5307 if (room < offset) /* Not enough room */ | |
5308 offset = room; /* Move as far as we can */ | |
5309 if (offset <= 0) | |
5310 return; | |
5311 | |
5312 /* | |
5313 * Grow frame fr by "offset" lines. | |
5314 * Doesn't happen when dragging the last status line up. | |
5315 */ | |
5316 if (fr != NULL) | |
5317 frame_new_height(fr, fr->fr_height + offset, up, FALSE); | |
5318 | |
5319 if (up) | |
5320 fr = curfr; /* current frame gets smaller */ | |
5321 else | |
5322 fr = curfr->fr_next; /* next frame gets smaller */ | |
5323 | |
5324 /* | |
5325 * Now make the other frames smaller. | |
5326 */ | |
5327 while (fr != NULL && offset > 0) | |
5328 { | |
5329 n = frame_minheight(fr, NULL); | |
5330 if (fr->fr_height - offset <= n) | |
5331 { | |
5332 offset -= fr->fr_height - n; | |
5333 frame_new_height(fr, n, !up, FALSE); | |
5334 } | |
5335 else | |
5336 { | |
5337 frame_new_height(fr, fr->fr_height - offset, !up, FALSE); | |
5338 break; | |
5339 } | |
5340 if (up) | |
5341 fr = fr->fr_prev; | |
5342 else | |
5343 fr = fr->fr_next; | |
5344 } | |
5345 row = win_comp_pos(); | |
5346 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
5347 cmdline_row = row; | |
5348 p_ch = Rows - cmdline_row; | |
5349 if (p_ch < 1) | |
5350 p_ch = 1; | |
824 | 5351 curtab->tp_ch_used = p_ch; |
737 | 5352 redraw_all_later(SOME_VALID); |
7 | 5353 showmode(); |
5354 } | |
5355 | |
5356 #ifdef FEAT_VERTSPLIT | |
5357 /* | |
5358 * Separator line of dragwin is dragged "offset" lines right (negative is left). | |
5359 */ | |
5360 void | |
5361 win_drag_vsep_line(dragwin, offset) | |
5362 win_T *dragwin; | |
5363 int offset; | |
5364 { | |
5365 frame_T *curfr; | |
5366 frame_T *fr; | |
5367 int room; | |
5368 int left; /* if TRUE, drag separator line left, otherwise right */ | |
5369 int n; | |
5370 | |
5371 fr = dragwin->w_frame; | |
840 | 5372 if (fr == topframe) /* only one window (cannot happen?) */ |
7 | 5373 return; |
5374 curfr = fr; | |
5375 fr = fr->fr_parent; | |
5376 /* When the parent frame is not a row of frames, its parent should be. */ | |
5377 if (fr->fr_layout != FR_ROW) | |
5378 { | |
5379 if (fr == topframe) /* only a column of windows (cannot happen?) */ | |
5380 return; | |
5381 curfr = fr; | |
5382 fr = fr->fr_parent; | |
5383 } | |
5384 | |
5385 /* If this is the last frame in a row, may want to resize a parent | |
5386 * frame instead. */ | |
5387 while (curfr->fr_next == NULL) | |
5388 { | |
5389 if (fr == topframe) | |
5390 break; | |
5391 curfr = fr; | |
5392 fr = fr->fr_parent; | |
5393 if (fr != topframe) | |
5394 { | |
5395 curfr = fr; | |
5396 fr = fr->fr_parent; | |
5397 } | |
5398 } | |
5399 | |
5400 if (offset < 0) /* drag left */ | |
5401 { | |
5402 left = TRUE; | |
5403 offset = -offset; | |
5404 /* sum up the room of the current frame and left of it */ | |
5405 room = 0; | |
5406 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5407 { | |
5408 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5409 if (fr == curfr) | |
5410 break; | |
5411 } | |
5412 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5413 } | |
5414 else /* drag right */ | |
5415 { | |
5416 left = FALSE; | |
5417 /* sum up the room of frames right of the current one */ | |
5418 room = 0; | |
5419 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5420 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5421 fr = curfr; /* put fr at window that grows */ | |
5422 } | |
5423 | |
5424 if (room < offset) /* Not enough room */ | |
5425 offset = room; /* Move as far as we can */ | |
5426 if (offset <= 0) /* No room at all, quit. */ | |
5427 return; | |
5428 | |
5429 /* grow frame fr by offset lines */ | |
779 | 5430 frame_new_width(fr, fr->fr_width + offset, left, FALSE); |
7 | 5431 |
5432 /* shrink other frames: current and at the left or at the right */ | |
5433 if (left) | |
5434 fr = curfr; /* current frame gets smaller */ | |
5435 else | |
5436 fr = curfr->fr_next; /* next frame gets smaller */ | |
5437 | |
5438 while (fr != NULL && offset > 0) | |
5439 { | |
5440 n = frame_minwidth(fr, NULL); | |
5441 if (fr->fr_width - offset <= n) | |
5442 { | |
5443 offset -= fr->fr_width - n; | |
779 | 5444 frame_new_width(fr, n, !left, FALSE); |
7 | 5445 } |
5446 else | |
5447 { | |
779 | 5448 frame_new_width(fr, fr->fr_width - offset, !left, FALSE); |
7 | 5449 break; |
5450 } | |
5451 if (left) | |
5452 fr = fr->fr_prev; | |
5453 else | |
5454 fr = fr->fr_next; | |
5455 } | |
5456 (void)win_comp_pos(); | |
5457 redraw_all_later(NOT_VALID); | |
5458 } | |
5459 #endif /* FEAT_VERTSPLIT */ | |
5460 #endif /* FEAT_MOUSE */ | |
5461 | |
5462 #endif /* FEAT_WINDOWS */ | |
5463 | |
2665 | 5464 #define FRACTION_MULT 16384L |
5465 | |
5466 /* | |
5467 * Set wp->w_fraction for the current w_wrow and w_height. | |
5468 */ | |
5469 static void | |
5470 set_fraction(wp) | |
5471 win_T *wp; | |
5472 { | |
5473 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT | |
5474 + FRACTION_MULT / 2) / (long)wp->w_height; | |
5475 } | |
5476 | |
7 | 5477 /* |
5478 * Set the height of a window. | |
5479 * This takes care of the things inside the window, not what happens to the | |
5480 * window position, the frame or to other windows. | |
5481 */ | |
5482 static void | |
5483 win_new_height(wp, height) | |
5484 win_T *wp; | |
5485 int height; | |
5486 { | |
5487 linenr_T lnum; | |
5488 int sline, line_size; | |
5489 | |
5490 /* Don't want a negative height. Happens when splitting a tiny window. | |
5491 * Will equalize heights soon to fix it. */ | |
5492 if (height < 0) | |
5493 height = 0; | |
826 | 5494 if (wp->w_height == height) |
5495 return; /* nothing to do */ | |
7 | 5496 |
5497 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0) | |
2665 | 5498 set_fraction(wp); |
7 | 5499 |
5500 wp->w_height = height; | |
5501 wp->w_skipcol = 0; | |
5502 | |
5503 /* Don't change w_topline when height is zero. Don't set w_topline when | |
5504 * 'scrollbind' is set and this isn't the current window. */ | |
5505 if (height > 0 | |
5506 #ifdef FEAT_SCROLLBIND | |
5507 && (!wp->w_p_scb || wp == curwin) | |
5508 #endif | |
5509 ) | |
5510 { | |
47 | 5511 /* |
5512 * Find a value for w_topline that shows the cursor at the same | |
5513 * relative position in the window as before (more or less). | |
5514 */ | |
7 | 5515 lnum = wp->w_cursor.lnum; |
5516 if (lnum < 1) /* can happen when starting up */ | |
5517 lnum = 1; | |
5518 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT; | |
5519 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1; | |
5520 sline = wp->w_wrow - line_size; | |
1023 | 5521 |
5522 if (sline >= 0) | |
5523 { | |
5524 /* Make sure the whole cursor line is visible, if possible. */ | |
5525 int rows = plines_win(wp, lnum, FALSE); | |
5526 | |
5527 if (sline > wp->w_height - rows) | |
5528 { | |
5529 sline = wp->w_height - rows; | |
5530 wp->w_wrow -= rows - line_size; | |
5531 } | |
5532 } | |
5533 | |
7 | 5534 if (sline < 0) |
5535 { | |
5536 /* | |
5537 * Cursor line would go off top of screen if w_wrow was this high. | |
1023 | 5538 * Make cursor line the first line in the window. If not enough |
5539 * room use w_skipcol; | |
7 | 5540 */ |
5541 wp->w_wrow = line_size; | |
1023 | 5542 if (wp->w_wrow >= wp->w_height |
5543 && (W_WIDTH(wp) - win_col_off(wp)) > 0) | |
5544 { | |
5545 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp); | |
5546 --wp->w_wrow; | |
5547 while (wp->w_wrow >= wp->w_height) | |
5548 { | |
5549 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp) | |
5550 + win_col_off2(wp); | |
5551 --wp->w_wrow; | |
5552 } | |
5553 } | |
7 | 5554 } |
5555 else | |
5556 { | |
1023 | 5557 while (sline > 0 && lnum > 1) |
7 | 5558 { |
5559 #ifdef FEAT_FOLDING | |
5560 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL); | |
5561 if (lnum == 1) | |
5562 { | |
5563 /* first line in buffer is folded */ | |
5564 line_size = 1; | |
5565 --sline; | |
5566 break; | |
5567 } | |
5568 #endif | |
5569 --lnum; | |
5570 #ifdef FEAT_DIFF | |
5571 if (lnum == wp->w_topline) | |
5572 line_size = plines_win_nofill(wp, lnum, TRUE) | |
5573 + wp->w_topfill; | |
5574 else | |
5575 #endif | |
5576 line_size = plines_win(wp, lnum, TRUE); | |
5577 sline -= line_size; | |
5578 } | |
47 | 5579 |
7 | 5580 if (sline < 0) |
5581 { | |
5582 /* | |
5583 * Line we want at top would go off top of screen. Use next | |
5584 * line instead. | |
5585 */ | |
5586 #ifdef FEAT_FOLDING | |
5587 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL); | |
5588 #endif | |
5589 lnum++; | |
5590 wp->w_wrow -= line_size + sline; | |
5591 } | |
5592 else if (sline > 0) | |
5593 { | |
5594 /* First line of file reached, use that as topline. */ | |
5595 lnum = 1; | |
5596 wp->w_wrow -= sline; | |
5597 } | |
5598 } | |
5599 set_topline(wp, lnum); | |
5600 } | |
5601 | |
5602 if (wp == curwin) | |
5603 { | |
5604 if (p_so) | |
5605 update_topline(); | |
5606 curs_columns(FALSE); /* validate w_wrow */ | |
5607 } | |
5608 wp->w_prev_fraction_row = wp->w_wrow; | |
5609 | |
5610 win_comp_scroll(wp); | |
737 | 5611 redraw_win_later(wp, SOME_VALID); |
7 | 5612 #ifdef FEAT_WINDOWS |
5613 wp->w_redr_status = TRUE; | |
5614 #endif | |
5615 invalidate_botline_win(wp); | |
5616 } | |
5617 | |
5618 #ifdef FEAT_VERTSPLIT | |
5619 /* | |
5620 * Set the width of a window. | |
5621 */ | |
5622 static void | |
5623 win_new_width(wp, width) | |
5624 win_T *wp; | |
5625 int width; | |
5626 { | |
5627 wp->w_width = width; | |
5628 wp->w_lines_valid = 0; | |
5629 changed_line_abv_curs_win(wp); | |
5630 invalidate_botline_win(wp); | |
5631 if (wp == curwin) | |
5632 { | |
5633 update_topline(); | |
5634 curs_columns(TRUE); /* validate w_wrow */ | |
5635 } | |
5636 redraw_win_later(wp, NOT_VALID); | |
5637 wp->w_redr_status = TRUE; | |
5638 } | |
5639 #endif | |
5640 | |
5641 void | |
5642 win_comp_scroll(wp) | |
5643 win_T *wp; | |
5644 { | |
5645 wp->w_p_scr = ((unsigned)wp->w_height >> 1); | |
5646 if (wp->w_p_scr == 0) | |
5647 wp->w_p_scr = 1; | |
5648 } | |
5649 | |
5650 /* | |
5651 * command_height: called whenever p_ch has been changed | |
5652 */ | |
5653 void | |
824 | 5654 command_height() |
7 | 5655 { |
5656 #ifdef FEAT_WINDOWS | |
5657 int h; | |
5658 frame_T *frp; | |
824 | 5659 int old_p_ch = curtab->tp_ch_used; |
5660 | |
5661 /* Use the value of p_ch that we remembered. This is needed for when the | |
5662 * GUI starts up, we can't be sure in what order things happen. And when | |
5663 * p_ch was changed in another tab page. */ | |
5664 curtab->tp_ch_used = p_ch; | |
170 | 5665 |
7 | 5666 /* Find bottom frame with width of screen. */ |
5667 frp = lastwin->w_frame; | |
5668 # ifdef FEAT_VERTSPLIT | |
5669 while (frp->fr_width != Columns && frp->fr_parent != NULL) | |
5670 frp = frp->fr_parent; | |
5671 # endif | |
5672 | |
5673 /* Avoid changing the height of a window with 'winfixheight' set. */ | |
5674 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF | |
5675 && frp->fr_win->w_p_wfh) | |
5676 frp = frp->fr_prev; | |
5677 | |
5678 if (starting != NO_SCREEN) | |
5679 { | |
5680 cmdline_row = Rows - p_ch; | |
5681 | |
5682 if (p_ch > old_p_ch) /* p_ch got bigger */ | |
5683 { | |
5684 while (p_ch > old_p_ch) | |
5685 { | |
5686 if (frp == NULL) | |
5687 { | |
5688 EMSG(_(e_noroom)); | |
5689 p_ch = old_p_ch; | |
1404 | 5690 curtab->tp_ch_used = p_ch; |
7 | 5691 cmdline_row = Rows - p_ch; |
5692 break; | |
5693 } | |
5694 h = frp->fr_height - frame_minheight(frp, NULL); | |
5695 if (h > p_ch - old_p_ch) | |
5696 h = p_ch - old_p_ch; | |
5697 old_p_ch += h; | |
5698 frame_add_height(frp, -h); | |
5699 frp = frp->fr_prev; | |
5700 } | |
5701 | |
5702 /* Recompute window positions. */ | |
5703 (void)win_comp_pos(); | |
5704 | |
5705 /* clear the lines added to cmdline */ | |
5706 if (full_screen) | |
5707 screen_fill((int)(cmdline_row), (int)Rows, 0, | |
5708 (int)Columns, ' ', ' ', 0); | |
5709 msg_row = cmdline_row; | |
5710 redraw_cmdline = TRUE; | |
5711 return; | |
5712 } | |
5713 | |
5714 if (msg_row < cmdline_row) | |
5715 msg_row = cmdline_row; | |
5716 redraw_cmdline = TRUE; | |
5717 } | |
5718 frame_add_height(frp, (int)(old_p_ch - p_ch)); | |
5719 | |
5720 /* Recompute window positions. */ | |
5721 if (frp != lastwin->w_frame) | |
5722 (void)win_comp_pos(); | |
5723 #else | |
5724 cmdline_row = Rows - p_ch; | |
824 | 5725 win_setheight(cmdline_row); |
7 | 5726 #endif |
5727 } | |
5728 | |
5729 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
5730 /* | |
5731 * Resize frame "frp" to be "n" lines higher (negative for less high). | |
5732 * Also resize the frames it is contained in. | |
5733 */ | |
5734 static void | |
5735 frame_add_height(frp, n) | |
5736 frame_T *frp; | |
5737 int n; | |
5738 { | |
5739 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE); | |
5740 for (;;) | |
5741 { | |
5742 frp = frp->fr_parent; | |
5743 if (frp == NULL) | |
5744 break; | |
5745 frp->fr_height += n; | |
5746 } | |
5747 } | |
5748 | |
5749 /* | |
5750 * Add or remove a status line for the bottom window(s), according to the | |
5751 * value of 'laststatus'. | |
5752 */ | |
5753 void | |
5754 last_status(morewin) | |
5755 int morewin; /* pretend there are two or more windows */ | |
5756 { | |
5757 /* Don't make a difference between horizontal or vertical split. */ | |
5758 last_status_rec(topframe, (p_ls == 2 | |
5759 || (p_ls == 1 && (morewin || lastwin != firstwin)))); | |
5760 } | |
5761 | |
5762 static void | |
5763 last_status_rec(fr, statusline) | |
5764 frame_T *fr; | |
5765 int statusline; | |
5766 { | |
5767 frame_T *fp; | |
5768 win_T *wp; | |
5769 | |
5770 if (fr->fr_layout == FR_LEAF) | |
5771 { | |
5772 wp = fr->fr_win; | |
5773 if (wp->w_status_height != 0 && !statusline) | |
5774 { | |
5775 /* remove status line */ | |
5776 win_new_height(wp, wp->w_height + 1); | |
5777 wp->w_status_height = 0; | |
5778 comp_col(); | |
5779 } | |
5780 else if (wp->w_status_height == 0 && statusline) | |
5781 { | |
5782 /* Find a frame to take a line from. */ | |
5783 fp = fr; | |
5784 while (fp->fr_height <= frame_minheight(fp, NULL)) | |
5785 { | |
5786 if (fp == topframe) | |
5787 { | |
5788 EMSG(_(e_noroom)); | |
5789 return; | |
5790 } | |
5791 /* In a column of frames: go to frame above. If already at | |
5792 * the top or in a row of frames: go to parent. */ | |
5793 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL) | |
5794 fp = fp->fr_prev; | |
5795 else | |
5796 fp = fp->fr_parent; | |
5797 } | |
5798 wp->w_status_height = 1; | |
5799 if (fp != fr) | |
5800 { | |
5801 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE); | |
5802 frame_fix_height(wp); | |
5803 (void)win_comp_pos(); | |
5804 } | |
5805 else | |
5806 win_new_height(wp, wp->w_height - 1); | |
5807 comp_col(); | |
737 | 5808 redraw_all_later(SOME_VALID); |
7 | 5809 } |
5810 } | |
5811 #ifdef FEAT_VERTSPLIT | |
5812 else if (fr->fr_layout == FR_ROW) | |
5813 { | |
5814 /* vertically split windows, set status line for each one */ | |
5815 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next) | |
5816 last_status_rec(fp, statusline); | |
5817 } | |
5818 #endif | |
5819 else | |
5820 { | |
5821 /* horizontally split window, set status line for last one */ | |
5822 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
5823 ; | |
5824 last_status_rec(fp, statusline); | |
5825 } | |
5826 } | |
5827 | |
667 | 5828 /* |
668 | 5829 * Return the number of lines used by the tab page line. |
667 | 5830 */ |
5831 int | |
685 | 5832 tabline_height() |
667 | 5833 { |
685 | 5834 #ifdef FEAT_GUI_TABLINE |
5835 /* When the GUI has the tabline then this always returns zero. */ | |
5836 if (gui_use_tabline()) | |
5837 return 0; | |
5838 #endif | |
675 | 5839 switch (p_stal) |
668 | 5840 { |
5841 case 0: return 0; | |
5842 case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1; | |
5843 } | |
667 | 5844 return 1; |
5845 } | |
5846 | |
7 | 5847 #endif /* FEAT_WINDOWS */ |
5848 | |
5849 #if defined(FEAT_SEARCHPATH) || defined(PROTO) | |
5850 /* | |
344 | 5851 * Get the file name at the cursor. |
5852 * If Visual mode is active, use the selected text if it's in one line. | |
5853 * Returns the name in allocated memory, NULL for failure. | |
5854 */ | |
5855 char_u * | |
681 | 5856 grab_file_name(count, file_lnum) |
5857 long count; | |
5858 linenr_T *file_lnum; | |
344 | 5859 { |
5860 # ifdef FEAT_VISUAL | |
5861 if (VIsual_active) | |
5862 { | |
5863 int len; | |
5864 char_u *ptr; | |
5865 | |
5866 if (get_visual_text(NULL, &ptr, &len) == FAIL) | |
5867 return NULL; | |
5868 return find_file_name_in_path(ptr, len, | |
5869 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname); | |
5870 } | |
5871 # endif | |
681 | 5872 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count, |
5873 file_lnum); | |
5874 | |
344 | 5875 } |
5876 | |
5877 /* | |
7 | 5878 * Return the file name under or after the cursor. |
5879 * | |
5880 * The 'path' option is searched if the file name is not absolute. | |
5881 * The string returned has been alloc'ed and should be freed by the caller. | |
5882 * NULL is returned if the file name or file is not found. | |
5883 * | |
5884 * options: | |
5885 * FNAME_MESS give error messages | |
5886 * FNAME_EXP expand to path | |
5887 * FNAME_HYP check for hypertext link | |
5888 * FNAME_INCL apply "includeexpr" | |
5889 */ | |
5890 char_u * | |
681 | 5891 file_name_at_cursor(options, count, file_lnum) |
5892 int options; | |
5893 long count; | |
5894 linenr_T *file_lnum; | |
7 | 5895 { |
5896 return file_name_in_line(ml_get_curline(), | |
681 | 5897 curwin->w_cursor.col, options, count, curbuf->b_ffname, |
5898 file_lnum); | |
7 | 5899 } |
5900 | |
5901 /* | |
5902 * Return the name of the file under or after ptr[col]. | |
5903 * Otherwise like file_name_at_cursor(). | |
5904 */ | |
5905 char_u * | |
681 | 5906 file_name_in_line(line, col, options, count, rel_fname, file_lnum) |
7 | 5907 char_u *line; |
5908 int col; | |
5909 int options; | |
5910 long count; | |
5911 char_u *rel_fname; /* file we are searching relative to */ | |
681 | 5912 linenr_T *file_lnum; /* line number after the file name */ |
7 | 5913 { |
5914 char_u *ptr; | |
5915 int len; | |
5916 | |
5917 /* | |
5918 * search forward for what could be the start of a file name | |
5919 */ | |
5920 ptr = line + col; | |
5921 while (*ptr != NUL && !vim_isfilec(*ptr)) | |
345 | 5922 mb_ptr_adv(ptr); |
7 | 5923 if (*ptr == NUL) /* nothing found */ |
5924 { | |
5925 if (options & FNAME_MESS) | |
5926 EMSG(_("E446: No file name under cursor")); | |
5927 return NULL; | |
5928 } | |
5929 | |
5930 /* | |
5931 * Search backward for first char of the file name. | |
5932 * Go one char back to ":" before "//" even when ':' is not in 'isfname'. | |
5933 */ | |
5934 while (ptr > line) | |
5935 { | |
5936 #ifdef FEAT_MBYTE | |
5937 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0) | |
5938 ptr -= len + 1; | |
5939 else | |
5940 #endif | |
5941 if (vim_isfilec(ptr[-1]) | |
5942 || ((options & FNAME_HYP) && path_is_url(ptr - 1))) | |
5943 --ptr; | |
5944 else | |
5945 break; | |
5946 } | |
5947 | |
5948 /* | |
5949 * Search forward for the last char of the file name. | |
5950 * Also allow "://" when ':' is not in 'isfname'. | |
5951 */ | |
5952 len = 0; | |
5953 while (vim_isfilec(ptr[len]) | |
5954 || ((options & FNAME_HYP) && path_is_url(ptr + len))) | |
5955 #ifdef FEAT_MBYTE | |
5956 if (has_mbyte) | |
474 | 5957 len += (*mb_ptr2len)(ptr + len); |
7 | 5958 else |
5959 #endif | |
5960 ++len; | |
5961 | |
5962 /* | |
5963 * If there is trailing punctuation, remove it. | |
5964 * But don't remove "..", could be a directory name. | |
5965 */ | |
5966 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL | |
5967 && ptr[len - 2] != '.') | |
5968 --len; | |
5969 | |
681 | 5970 if (file_lnum != NULL) |
5971 { | |
5972 char_u *p; | |
5973 | |
5974 /* Get the number after the file name and a separator character */ | |
5975 p = ptr + len; | |
5976 p = skipwhite(p); | |
5977 if (*p != NUL) | |
5978 { | |
5979 if (!isdigit(*p)) | |
5980 ++p; /* skip the separator */ | |
5981 p = skipwhite(p); | |
5982 if (isdigit(*p)) | |
5983 *file_lnum = (int)getdigits(&p); | |
5984 } | |
5985 } | |
5986 | |
7 | 5987 return find_file_name_in_path(ptr, len, options, count, rel_fname); |
5988 } | |
5989 | |
5990 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
5991 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len)); | |
5992 | |
5993 static char_u * | |
5994 eval_includeexpr(ptr, len) | |
5995 char_u *ptr; | |
5996 int len; | |
5997 { | |
5998 char_u *res; | |
5999 | |
6000 set_vim_var_string(VV_FNAME, ptr, len); | |
633 | 6001 res = eval_to_string_safe(curbuf->b_p_inex, NULL, |
681 | 6002 was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL)); |
7 | 6003 set_vim_var_string(VV_FNAME, NULL, 0); |
6004 return res; | |
6005 } | |
6006 #endif | |
6007 | |
6008 /* | |
6009 * Return the name of the file ptr[len] in 'path'. | |
6010 * Otherwise like file_name_at_cursor(). | |
6011 */ | |
6012 char_u * | |
6013 find_file_name_in_path(ptr, len, options, count, rel_fname) | |
6014 char_u *ptr; | |
6015 int len; | |
6016 int options; | |
6017 long count; | |
6018 char_u *rel_fname; /* file we are searching relative to */ | |
6019 { | |
6020 char_u *file_name; | |
6021 int c; | |
6022 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6023 char_u *tofree = NULL; | |
6024 | |
6025 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
6026 { | |
6027 tofree = eval_includeexpr(ptr, len); | |
6028 if (tofree != NULL) | |
6029 { | |
6030 ptr = tofree; | |
6031 len = (int)STRLEN(ptr); | |
6032 } | |
6033 } | |
6034 # endif | |
6035 | |
6036 if (options & FNAME_EXP) | |
6037 { | |
6038 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
6039 TRUE, rel_fname); | |
6040 | |
6041 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6042 /* | |
6043 * If the file could not be found in a normal way, try applying | |
6044 * 'includeexpr' (unless done already). | |
6045 */ | |
6046 if (file_name == NULL | |
6047 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
6048 { | |
6049 tofree = eval_includeexpr(ptr, len); | |
6050 if (tofree != NULL) | |
6051 { | |
6052 ptr = tofree; | |
6053 len = (int)STRLEN(ptr); | |
6054 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
6055 TRUE, rel_fname); | |
6056 } | |
6057 } | |
6058 # endif | |
6059 if (file_name == NULL && (options & FNAME_MESS)) | |
6060 { | |
6061 c = ptr[len]; | |
6062 ptr[len] = NUL; | |
6063 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr); | |
6064 ptr[len] = c; | |
6065 } | |
6066 | |
6067 /* Repeat finding the file "count" times. This matters when it | |
6068 * appears several times in the path. */ | |
6069 while (file_name != NULL && --count > 0) | |
6070 { | |
6071 vim_free(file_name); | |
6072 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname); | |
6073 } | |
6074 } | |
6075 else | |
6076 file_name = vim_strnsave(ptr, len); | |
6077 | |
6078 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6079 vim_free(tofree); | |
6080 # endif | |
6081 | |
6082 return file_name; | |
6083 } | |
6084 #endif /* FEAT_SEARCHPATH */ | |
6085 | |
6086 /* | |
6087 * Check if the "://" of a URL is at the pointer, return URL_SLASH. | |
6088 * Also check for ":\\", which MS Internet Explorer accepts, return | |
6089 * URL_BACKSLASH. | |
6090 */ | |
6091 static int | |
6092 path_is_url(p) | |
6093 char_u *p; | |
6094 { | |
6095 if (STRNCMP(p, "://", (size_t)3) == 0) | |
6096 return URL_SLASH; | |
6097 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0) | |
6098 return URL_BACKSLASH; | |
6099 return 0; | |
6100 } | |
6101 | |
6102 /* | |
6103 * Check if "fname" starts with "name://". Return URL_SLASH if it does. | |
6104 * Return URL_BACKSLASH for "name:\\". | |
6105 * Return zero otherwise. | |
6106 */ | |
6107 int | |
6108 path_with_url(fname) | |
6109 char_u *fname; | |
6110 { | |
6111 char_u *p; | |
6112 | |
6113 for (p = fname; isalpha(*p); ++p) | |
6114 ; | |
6115 return path_is_url(p); | |
6116 } | |
6117 | |
6118 /* | |
6119 * Return TRUE if "name" is a full (absolute) path name or URL. | |
6120 */ | |
6121 int | |
6122 vim_isAbsName(name) | |
6123 char_u *name; | |
6124 { | |
6125 return (path_with_url(name) != 0 || mch_isFullName(name)); | |
6126 } | |
6127 | |
6128 /* | |
592 | 6129 * Get absolute file name into buffer "buf[len]". |
7 | 6130 * |
6131 * return FAIL for failure, OK otherwise | |
6132 */ | |
6133 int | |
6134 vim_FullName(fname, buf, len, force) | |
6135 char_u *fname, *buf; | |
6136 int len; | |
592 | 6137 int force; /* force expansion even when already absolute */ |
7 | 6138 { |
6139 int retval = OK; | |
6140 int url; | |
6141 | |
6142 *buf = NUL; | |
6143 if (fname == NULL) | |
6144 return FAIL; | |
6145 | |
6146 url = path_with_url(fname); | |
6147 if (!url) | |
6148 retval = mch_FullName(fname, buf, len, force); | |
6149 if (url || retval == FAIL) | |
6150 { | |
6151 /* something failed; use the file name (truncate when too long) */ | |
416 | 6152 vim_strncpy(buf, fname, len - 1); |
7 | 6153 } |
6154 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN) | |
6155 slash_adjust(buf); | |
6156 #endif | |
6157 return retval; | |
6158 } | |
6159 | |
6160 /* | |
6161 * Return the minimal number of rows that is needed on the screen to display | |
6162 * the current number of windows. | |
6163 */ | |
6164 int | |
6165 min_rows() | |
6166 { | |
6167 int total; | |
671 | 6168 #ifdef FEAT_WINDOWS |
6169 tabpage_T *tp; | |
6170 int n; | |
6171 #endif | |
7 | 6172 |
6173 if (firstwin == NULL) /* not initialized yet */ | |
6174 return MIN_LINES; | |
6175 | |
6176 #ifdef FEAT_WINDOWS | |
671 | 6177 total = 0; |
6178 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
6179 { | |
6180 n = frame_minheight(tp->tp_topframe, NULL); | |
6181 if (total < n) | |
6182 total = n; | |
6183 } | |
685 | 6184 total += tabline_height(); |
7 | 6185 #else |
671 | 6186 total = 1; /* at least one window should have a line! */ |
7 | 6187 #endif |
671 | 6188 total += 1; /* count the room for the command line */ |
7 | 6189 return total; |
6190 } | |
6191 | |
6192 /* | |
672 | 6193 * Return TRUE if there is only one window (in the current tab page), not |
6194 * counting a help or preview window, unless it is the current window. | |
1906 | 6195 * Does not count "aucmd_win". |
7 | 6196 */ |
6197 int | |
6198 only_one_window() | |
6199 { | |
6200 #ifdef FEAT_WINDOWS | |
6201 int count = 0; | |
6202 win_T *wp; | |
6203 | |
667 | 6204 /* If there is another tab page there always is another window. */ |
6205 if (first_tabpage->tp_next != NULL) | |
6206 return FALSE; | |
6207 | |
7 | 6208 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
1906 | 6209 if ((!((wp->w_buffer->b_help && !curbuf->b_help) |
7 | 6210 # ifdef FEAT_QUICKFIX |
6211 || wp->w_p_pvw | |
6212 # endif | |
6213 ) || wp == curwin) | |
1906 | 6214 # ifdef FEAT_AUTOCMD |
6215 && wp != aucmd_win | |
6216 # endif | |
6217 ) | |
7 | 6218 ++count; |
6219 return (count <= 1); | |
6220 #else | |
6221 return TRUE; | |
6222 #endif | |
6223 } | |
6224 | |
6225 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO) | |
6226 /* | |
6227 * Correct the cursor line number in other windows. Used after changing the | |
6228 * current buffer, and before applying autocommands. | |
6229 * When "do_curwin" is TRUE, also check current window. | |
6230 */ | |
6231 void | |
6232 check_lnums(do_curwin) | |
6233 int do_curwin; | |
6234 { | |
6235 win_T *wp; | |
6236 | |
6237 #ifdef FEAT_WINDOWS | |
671 | 6238 tabpage_T *tp; |
6239 | |
6240 FOR_ALL_TAB_WINDOWS(tp, wp) | |
7 | 6241 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf) |
6242 #else | |
6243 wp = curwin; | |
6244 if (do_curwin) | |
6245 #endif | |
6246 { | |
6247 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
6248 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
6249 if (wp->w_topline > curbuf->b_ml.ml_line_count) | |
6250 wp->w_topline = curbuf->b_ml.ml_line_count; | |
6251 } | |
6252 } | |
6253 #endif | |
6254 | |
6255 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
6256 | |
6257 /* | |
6258 * A snapshot of the window sizes, to restore them after closing the help | |
6259 * window. | |
6260 * Only these fields are used: | |
6261 * fr_layout | |
6262 * fr_width | |
6263 * fr_height | |
6264 * fr_next | |
6265 * fr_child | |
6266 * fr_win (only valid for the old curwin, NULL otherwise) | |
6267 */ | |
6268 | |
6269 /* | |
6270 * Create a snapshot of the current frame sizes. | |
6271 */ | |
1906 | 6272 void |
6273 make_snapshot(idx) | |
6274 int idx; | |
7 | 6275 { |
1906 | 6276 clear_snapshot(curtab, idx); |
6277 make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]); | |
7 | 6278 } |
6279 | |
6280 static void | |
6281 make_snapshot_rec(fr, frp) | |
6282 frame_T *fr; | |
6283 frame_T **frp; | |
6284 { | |
6285 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
6286 if (*frp == NULL) | |
6287 return; | |
6288 (*frp)->fr_layout = fr->fr_layout; | |
6289 # ifdef FEAT_VERTSPLIT | |
6290 (*frp)->fr_width = fr->fr_width; | |
6291 # endif | |
6292 (*frp)->fr_height = fr->fr_height; | |
6293 if (fr->fr_next != NULL) | |
6294 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next)); | |
6295 if (fr->fr_child != NULL) | |
6296 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child)); | |
6297 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin) | |
6298 (*frp)->fr_win = curwin; | |
6299 } | |
6300 | |
6301 /* | |
6302 * Remove any existing snapshot. | |
6303 */ | |
6304 static void | |
1906 | 6305 clear_snapshot(tp, idx) |
675 | 6306 tabpage_T *tp; |
1906 | 6307 int idx; |
7 | 6308 { |
1906 | 6309 clear_snapshot_rec(tp->tp_snapshot[idx]); |
6310 tp->tp_snapshot[idx] = NULL; | |
7 | 6311 } |
6312 | |
6313 static void | |
6314 clear_snapshot_rec(fr) | |
6315 frame_T *fr; | |
6316 { | |
6317 if (fr != NULL) | |
6318 { | |
6319 clear_snapshot_rec(fr->fr_next); | |
6320 clear_snapshot_rec(fr->fr_child); | |
6321 vim_free(fr); | |
6322 } | |
6323 } | |
6324 | |
6325 /* | |
6326 * Restore a previously created snapshot, if there is any. | |
6327 * This is only done if the screen size didn't change and the window layout is | |
6328 * still the same. | |
6329 */ | |
1906 | 6330 void |
6331 restore_snapshot(idx, close_curwin) | |
6332 int idx; | |
7 | 6333 int close_curwin; /* closing current window */ |
6334 { | |
6335 win_T *wp; | |
6336 | |
1906 | 6337 if (curtab->tp_snapshot[idx] != NULL |
7 | 6338 # ifdef FEAT_VERTSPLIT |
1906 | 6339 && curtab->tp_snapshot[idx]->fr_width == topframe->fr_width |
7 | 6340 # endif |
1906 | 6341 && curtab->tp_snapshot[idx]->fr_height == topframe->fr_height |
6342 && check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK) | |
6343 { | |
6344 wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe); | |
7 | 6345 win_comp_pos(); |
6346 if (wp != NULL && close_curwin) | |
6347 win_goto(wp); | |
6348 redraw_all_later(CLEAR); | |
6349 } | |
1906 | 6350 clear_snapshot(curtab, idx); |
7 | 6351 } |
6352 | |
6353 /* | |
6354 * Check if frames "sn" and "fr" have the same layout, same following frames | |
6355 * and same children. | |
6356 */ | |
6357 static int | |
6358 check_snapshot_rec(sn, fr) | |
6359 frame_T *sn; | |
6360 frame_T *fr; | |
6361 { | |
6362 if (sn->fr_layout != fr->fr_layout | |
6363 || (sn->fr_next == NULL) != (fr->fr_next == NULL) | |
6364 || (sn->fr_child == NULL) != (fr->fr_child == NULL) | |
6365 || (sn->fr_next != NULL | |
6366 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL) | |
6367 || (sn->fr_child != NULL | |
6368 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)) | |
6369 return FAIL; | |
6370 return OK; | |
6371 } | |
6372 | |
6373 /* | |
6374 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all | |
6375 * following frames and children. | |
6376 * Returns a pointer to the old current window, or NULL. | |
6377 */ | |
6378 static win_T * | |
6379 restore_snapshot_rec(sn, fr) | |
6380 frame_T *sn; | |
6381 frame_T *fr; | |
6382 { | |
6383 win_T *wp = NULL; | |
6384 win_T *wp2; | |
6385 | |
6386 fr->fr_height = sn->fr_height; | |
6387 # ifdef FEAT_VERTSPLIT | |
6388 fr->fr_width = sn->fr_width; | |
6389 # endif | |
6390 if (fr->fr_layout == FR_LEAF) | |
6391 { | |
6392 frame_new_height(fr, fr->fr_height, FALSE, FALSE); | |
6393 # ifdef FEAT_VERTSPLIT | |
779 | 6394 frame_new_width(fr, fr->fr_width, FALSE, FALSE); |
7 | 6395 # endif |
6396 wp = sn->fr_win; | |
6397 } | |
6398 if (sn->fr_next != NULL) | |
6399 { | |
6400 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next); | |
6401 if (wp2 != NULL) | |
6402 wp = wp2; | |
6403 } | |
6404 if (sn->fr_child != NULL) | |
6405 { | |
6406 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child); | |
6407 if (wp2 != NULL) | |
6408 wp = wp2; | |
6409 } | |
6410 return wp; | |
6411 } | |
6412 | |
6413 #endif | |
6414 | |
6415 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO) | |
6416 /* | |
6417 * Return TRUE if there is any vertically split window. | |
6418 */ | |
6419 int | |
6420 win_hasvertsplit() | |
6421 { | |
6422 frame_T *fr; | |
6423 | |
6424 if (topframe->fr_layout == FR_ROW) | |
6425 return TRUE; | |
6426 | |
6427 if (topframe->fr_layout == FR_COL) | |
6428 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next) | |
6429 if (fr->fr_layout == FR_ROW) | |
6430 return TRUE; | |
6431 | |
6432 return FALSE; | |
6433 } | |
6434 #endif | |
1326 | 6435 |
6436 #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
6437 /* | |
6438 * Add match to the match list of window 'wp'. The pattern 'pat' will be | |
1698 | 6439 * highlighted with the group 'grp' with priority 'prio'. |
1326 | 6440 * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). |
6441 * If no particular ID is desired, -1 must be specified for 'id'. | |
6442 * Return ID of added match, -1 on failure. | |
6443 */ | |
6444 int | |
6445 match_add(wp, grp, pat, prio, id) | |
6446 win_T *wp; | |
6447 char_u *grp; | |
6448 char_u *pat; | |
6449 int prio; | |
6450 int id; | |
6451 { | |
6452 matchitem_T *cur; | |
6453 matchitem_T *prev; | |
6454 matchitem_T *m; | |
6455 int hlg_id; | |
1338 | 6456 regprog_T *regprog; |
1326 | 6457 |
6458 if (*grp == NUL || *pat == NUL) | |
6459 return -1; | |
6460 if (id < -1 || id == 0) | |
6461 { | |
6462 EMSGN("E799: Invalid ID: %ld (must be greater than or equal to 1)", id); | |
6463 return -1; | |
6464 } | |
6465 if (id != -1) | |
6466 { | |
6467 cur = wp->w_match_head; | |
6468 while (cur != NULL) | |
6469 { | |
6470 if (cur->id == id) | |
6471 { | |
6472 EMSGN("E801: ID already taken: %ld", id); | |
6473 return -1; | |
6474 } | |
6475 cur = cur->next; | |
6476 } | |
6477 } | |
1570 | 6478 if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) |
1326 | 6479 { |
6480 EMSG2(_(e_nogroup), grp); | |
6481 return -1; | |
6482 } | |
1338 | 6483 if ((regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) |
1326 | 6484 { |
6485 EMSG2(_(e_invarg2), pat); | |
6486 return -1; | |
6487 } | |
6488 | |
6489 /* Find available match ID. */ | |
6490 while (id == -1) | |
6491 { | |
6492 cur = wp->w_match_head; | |
6493 while (cur != NULL && cur->id != wp->w_next_match_id) | |
6494 cur = cur->next; | |
6495 if (cur == NULL) | |
6496 id = wp->w_next_match_id; | |
6497 wp->w_next_match_id++; | |
6498 } | |
6499 | |
6500 /* Build new match. */ | |
6501 m = (matchitem_T *)alloc(sizeof(matchitem_T)); | |
6502 m->id = id; | |
6503 m->priority = prio; | |
6504 m->pattern = vim_strsave(pat); | |
6505 m->hlg_id = hlg_id; | |
1338 | 6506 m->match.regprog = regprog; |
6507 m->match.rmm_ic = FALSE; | |
6508 m->match.rmm_maxcol = 0; | |
1326 | 6509 |
6510 /* Insert new match. The match list is in ascending order with regard to | |
6511 * the match priorities. */ | |
6512 cur = wp->w_match_head; | |
6513 prev = cur; | |
6514 while (cur != NULL && prio >= cur->priority) | |
6515 { | |
6516 prev = cur; | |
6517 cur = cur->next; | |
6518 } | |
6519 if (cur == prev) | |
6520 wp->w_match_head = m; | |
6521 else | |
6522 prev->next = m; | |
6523 m->next = cur; | |
6524 | |
6525 redraw_later(SOME_VALID); | |
6526 return id; | |
6527 } | |
6528 | |
6529 /* | |
6530 * Delete match with ID 'id' in the match list of window 'wp'. | |
6531 * Print error messages if 'perr' is TRUE. | |
6532 */ | |
6533 int | |
6534 match_delete(wp, id, perr) | |
6535 win_T *wp; | |
6536 int id; | |
6537 int perr; | |
6538 { | |
6539 matchitem_T *cur = wp->w_match_head; | |
6540 matchitem_T *prev = cur; | |
6541 | |
6542 if (id < 1) | |
6543 { | |
6544 if (perr == TRUE) | |
6545 EMSGN("E802: Invalid ID: %ld (must be greater than or equal to 1)", | |
6546 id); | |
6547 return -1; | |
6548 } | |
6549 while (cur != NULL && cur->id != id) | |
6550 { | |
6551 prev = cur; | |
6552 cur = cur->next; | |
6553 } | |
6554 if (cur == NULL) | |
6555 { | |
6556 if (perr == TRUE) | |
6557 EMSGN("E803: ID not found: %ld", id); | |
6558 return -1; | |
6559 } | |
6560 if (cur == prev) | |
6561 wp->w_match_head = cur->next; | |
6562 else | |
6563 prev->next = cur->next; | |
6564 vim_free(cur->match.regprog); | |
6565 vim_free(cur->pattern); | |
6566 vim_free(cur); | |
6567 redraw_later(SOME_VALID); | |
6568 return 0; | |
6569 } | |
6570 | |
6571 /* | |
6572 * Delete all matches in the match list of window 'wp'. | |
6573 */ | |
6574 void | |
6575 clear_matches(wp) | |
6576 win_T *wp; | |
6577 { | |
6578 matchitem_T *m; | |
6579 | |
6580 while (wp->w_match_head != NULL) | |
6581 { | |
6582 m = wp->w_match_head->next; | |
6583 vim_free(wp->w_match_head->match.regprog); | |
6584 vim_free(wp->w_match_head->pattern); | |
6585 vim_free(wp->w_match_head); | |
6586 wp->w_match_head = m; | |
6587 } | |
6588 redraw_later(SOME_VALID); | |
6589 } | |
6590 | |
6591 /* | |
6592 * Get match from ID 'id' in window 'wp'. | |
6593 * Return NULL if match not found. | |
6594 */ | |
6595 matchitem_T * | |
6596 get_match(wp, id) | |
6597 win_T *wp; | |
6598 int id; | |
6599 { | |
6600 matchitem_T *cur = wp->w_match_head; | |
6601 | |
6602 while (cur != NULL && cur->id != id) | |
6603 cur = cur->next; | |
6604 return cur; | |
6605 } | |
6606 #endif |