Mercurial > vim
annotate src/window.c @ 2665:18061514324f v7.3.084
updated for version 7.3.084
Problem: When splitting the window, the new one scrolls with the cursor at
the top.
Solution: Compute w_fraction before setting the new height.
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Fri, 17 Dec 2010 17:35:10 +0100 |
parents | 7c2e6ba1d702 |
children | 27621abffed2 |
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 */ |
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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. */ | |
989 set_fraction(oldwin); | |
990 wp->w_fraction = oldwin->w_fraction; | |
991 | |
7 | 992 #ifdef FEAT_VERTSPLIT |
993 if (flags & WSP_VERT) | |
994 { | |
995 wp->w_p_scr = curwin->w_p_scr; | |
2665 | 996 |
7 | 997 if (need_status) |
998 { | |
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999 win_new_height(oldwin, oldwin->w_height - 1); |
7 | 1000 oldwin->w_status_height = need_status; |
1001 } | |
1002 if (flags & (WSP_TOP | WSP_BOT)) | |
1003 { | |
1004 /* set height and row of new window to full height */ | |
685 | 1005 wp->w_winrow = tabline_height(); |
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1006 win_new_height(wp, curfrp->fr_height - (p_ls > 0)); |
7 | 1007 wp->w_status_height = (p_ls > 0); |
1008 } | |
1009 else | |
1010 { | |
1011 /* height and row of new window is same as current window */ | |
1012 wp->w_winrow = oldwin->w_winrow; | |
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1013 win_new_height(wp, oldwin->w_height); |
7 | 1014 wp->w_status_height = oldwin->w_status_height; |
1015 } | |
1016 frp->fr_height = curfrp->fr_height; | |
1017 | |
1018 /* "new_size" of the current window goes to the new window, use | |
1019 * one column for the vertical separator */ | |
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1020 win_new_width(wp, new_size); |
7 | 1021 if (before) |
1022 wp->w_vsep_width = 1; | |
1023 else | |
1024 { | |
1025 wp->w_vsep_width = oldwin->w_vsep_width; | |
1026 oldwin->w_vsep_width = 1; | |
1027 } | |
1028 if (flags & (WSP_TOP | WSP_BOT)) | |
1029 { | |
1030 if (flags & WSP_BOT) | |
1031 frame_add_vsep(curfrp); | |
1032 /* Set width of neighbor frame */ | |
1033 frame_new_width(curfrp, curfrp->fr_width | |
779 | 1034 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP, |
1035 FALSE); | |
7 | 1036 } |
1037 else | |
779 | 1038 win_new_width(oldwin, oldwin->w_width - (new_size + 1)); |
7 | 1039 if (before) /* new window left of current one */ |
1040 { | |
1041 wp->w_wincol = oldwin->w_wincol; | |
1042 oldwin->w_wincol += new_size + 1; | |
1043 } | |
1044 else /* new window right of current one */ | |
1045 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1; | |
1046 frame_fix_width(oldwin); | |
1047 frame_fix_width(wp); | |
1048 } | |
1049 else | |
1050 #endif | |
1051 { | |
1052 /* width and column of new window is same as current window */ | |
1053 #ifdef FEAT_VERTSPLIT | |
1054 if (flags & (WSP_TOP | WSP_BOT)) | |
1055 { | |
1056 wp->w_wincol = 0; | |
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1057 win_new_width(wp, Columns); |
7 | 1058 wp->w_vsep_width = 0; |
1059 } | |
1060 else | |
1061 { | |
1062 wp->w_wincol = oldwin->w_wincol; | |
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1063 win_new_width(wp, oldwin->w_width); |
7 | 1064 wp->w_vsep_width = oldwin->w_vsep_width; |
1065 } | |
1066 frp->fr_width = curfrp->fr_width; | |
1067 #endif | |
1068 | |
1069 /* "new_size" of the current window goes to the new window, use | |
1070 * one row for the status line */ | |
1071 win_new_height(wp, new_size); | |
1072 if (flags & (WSP_TOP | WSP_BOT)) | |
1073 frame_new_height(curfrp, curfrp->fr_height | |
1074 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE); | |
1075 else | |
1076 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT)); | |
1077 if (before) /* new window above current one */ | |
1078 { | |
1079 wp->w_winrow = oldwin->w_winrow; | |
1080 wp->w_status_height = STATUS_HEIGHT; | |
1081 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT; | |
1082 } | |
1083 else /* new window below current one */ | |
1084 { | |
1085 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT; | |
1086 wp->w_status_height = oldwin->w_status_height; | |
1087 oldwin->w_status_height = STATUS_HEIGHT; | |
1088 } | |
1089 #ifdef FEAT_VERTSPLIT | |
1090 if (flags & WSP_BOT) | |
1091 frame_add_statusline(curfrp); | |
1092 #endif | |
1093 frame_fix_height(wp); | |
1094 frame_fix_height(oldwin); | |
1095 } | |
1096 | |
1097 if (flags & (WSP_TOP | WSP_BOT)) | |
1098 (void)win_comp_pos(); | |
1099 | |
1100 /* | |
1101 * Both windows need redrawing | |
1102 */ | |
1103 redraw_win_later(wp, NOT_VALID); | |
1104 wp->w_redr_status = TRUE; | |
1105 redraw_win_later(oldwin, NOT_VALID); | |
1106 oldwin->w_redr_status = TRUE; | |
1107 | |
1108 if (need_status) | |
1109 { | |
1110 msg_row = Rows - 1; | |
1111 msg_col = sc_col; | |
1112 msg_clr_eos_force(); /* Old command/ruler may still be there */ | |
1113 comp_col(); | |
1114 msg_row = Rows - 1; | |
1115 msg_col = 0; /* put position back at start of line */ | |
1116 } | |
1117 | |
1118 /* | |
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1119 * equalize the window sizes. |
7 | 1120 */ |
1121 if (do_equal || dir != 0) | |
1122 win_equal(wp, TRUE, | |
1123 #ifdef FEAT_VERTSPLIT | |
1124 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h') | |
1125 : dir == 'h' ? 'b' : | |
1126 #endif | |
1127 'v'); | |
1128 | |
1129 /* Don't change the window height/width to 'winheight' / 'winwidth' if a | |
1130 * size was given. */ | |
1131 #ifdef FEAT_VERTSPLIT | |
1132 if (flags & WSP_VERT) | |
1133 { | |
1134 i = p_wiw; | |
1135 if (size != 0) | |
1136 p_wiw = size; | |
1137 | |
1138 # ifdef FEAT_GUI | |
1139 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */ | |
1140 if (gui.in_use) | |
1141 gui_init_which_components(NULL); | |
1142 # endif | |
1143 } | |
1144 else | |
1145 #endif | |
1146 { | |
1147 i = p_wh; | |
1148 if (size != 0) | |
1149 p_wh = size; | |
1150 } | |
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1151 |
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1152 /* |
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1153 * make the new window the current window |
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1154 */ |
7 | 1155 win_enter(wp, FALSE); |
1156 #ifdef FEAT_VERTSPLIT | |
1157 if (flags & WSP_VERT) | |
1158 p_wiw = i; | |
1159 else | |
1160 #endif | |
1161 p_wh = i; | |
1162 | |
1163 return OK; | |
1164 } | |
1165 | |
1906 | 1166 |
675 | 1167 /* |
1168 * Initialize window "newp" from window "oldp". | |
1169 * Used when splitting a window and when creating a new tab page. | |
1170 * The windows will both edit the same buffer. | |
1822 | 1171 * WSP_NEWLOC may be specified in flags to prevent the location list from |
1172 * being copied. | |
675 | 1173 */ |
1174 static void | |
1822 | 1175 win_init(newp, oldp, flags) |
675 | 1176 win_T *newp; |
1177 win_T *oldp; | |
1887 | 1178 int flags UNUSED; |
675 | 1179 { |
1180 int i; | |
1181 | |
1182 newp->w_buffer = oldp->w_buffer; | |
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1183 #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
|
1184 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
|
1185 #endif |
675 | 1186 oldp->w_buffer->b_nwindows++; |
1187 newp->w_cursor = oldp->w_cursor; | |
1188 newp->w_valid = 0; | |
1189 newp->w_curswant = oldp->w_curswant; | |
1190 newp->w_set_curswant = oldp->w_set_curswant; | |
1191 newp->w_topline = oldp->w_topline; | |
1192 #ifdef FEAT_DIFF | |
1193 newp->w_topfill = oldp->w_topfill; | |
1194 #endif | |
1195 newp->w_leftcol = oldp->w_leftcol; | |
1196 newp->w_pcmark = oldp->w_pcmark; | |
1197 newp->w_prev_pcmark = oldp->w_prev_pcmark; | |
1198 newp->w_alt_fnum = oldp->w_alt_fnum; | |
826 | 1199 newp->w_wrow = oldp->w_wrow; |
675 | 1200 newp->w_fraction = oldp->w_fraction; |
1201 newp->w_prev_fraction_row = oldp->w_prev_fraction_row; | |
1202 #ifdef FEAT_JUMPLIST | |
1203 copy_jumplist(oldp, newp); | |
1204 #endif | |
1205 #ifdef FEAT_QUICKFIX | |
1822 | 1206 if (flags & WSP_NEWLOC) |
1207 { | |
1208 /* Don't copy the location list. */ | |
1209 newp->w_llist = NULL; | |
1210 newp->w_llist_ref = NULL; | |
1211 } | |
1212 else | |
1213 copy_loclist(oldp, newp); | |
675 | 1214 #endif |
1215 if (oldp->w_localdir != NULL) | |
1216 newp->w_localdir = vim_strsave(oldp->w_localdir); | |
1217 | |
1906 | 1218 /* copy tagstack and folds */ |
675 | 1219 for (i = 0; i < oldp->w_tagstacklen; i++) |
1220 { | |
1221 newp->w_tagstack[i] = oldp->w_tagstack[i]; | |
1222 if (newp->w_tagstack[i].tagname != NULL) | |
1223 newp->w_tagstack[i].tagname = | |
1224 vim_strsave(newp->w_tagstack[i].tagname); | |
1225 } | |
1226 newp->w_tagstackidx = oldp->w_tagstackidx; | |
1227 newp->w_tagstacklen = oldp->w_tagstacklen; | |
1228 # ifdef FEAT_FOLDING | |
1229 copyFoldingState(oldp, newp); | |
1230 # endif | |
1906 | 1231 |
1232 win_init_some(newp, oldp); | |
2314
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2306
diff
changeset
|
1233 |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2306
diff
changeset
|
1234 # ifdef FEAT_SYN_HL |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2306
diff
changeset
|
1235 check_colorcolumn(newp); |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2306
diff
changeset
|
1236 # endif |
1906 | 1237 } |
1238 | |
1239 /* | |
1240 * Initialize window "newp" from window"old". | |
1241 * Only the essential things are copied. | |
1242 */ | |
1243 static void | |
1244 win_init_some(newp, oldp) | |
1245 win_T *newp; | |
1246 win_T *oldp; | |
1247 { | |
1248 /* Use the same argument list. */ | |
1249 newp->w_alist = oldp->w_alist; | |
1250 ++newp->w_alist->al_refcount; | |
1251 newp->w_arg_idx = oldp->w_arg_idx; | |
1252 | |
1253 /* copy options from existing window */ | |
1254 win_copy_options(oldp, newp); | |
675 | 1255 } |
1256 | |
7 | 1257 #endif /* FEAT_WINDOWS */ |
1258 | |
1259 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
1260 /* | |
1261 * Check if "win" is a pointer to an existing window. | |
1262 */ | |
1263 int | |
1264 win_valid(win) | |
1265 win_T *win; | |
1266 { | |
1267 win_T *wp; | |
1268 | |
1269 if (win == NULL) | |
1270 return FALSE; | |
1271 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1272 if (wp == win) | |
1273 return TRUE; | |
1274 return FALSE; | |
1275 } | |
1276 | |
1277 /* | |
1278 * Return the number of windows. | |
1279 */ | |
1280 int | |
1281 win_count() | |
1282 { | |
1283 win_T *wp; | |
1284 int count = 0; | |
1285 | |
1286 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
1287 ++count; | |
1288 return count; | |
1289 } | |
1290 | |
1291 /* | |
1292 * Make "count" windows on the screen. | |
1293 * Return actual number of windows on the screen. | |
1294 * Must be called when there is just one window, filling the whole screen | |
1295 * (excluding the command line). | |
1296 */ | |
1297 int | |
1298 make_windows(count, vertical) | |
1299 int count; | |
1887 | 1300 int vertical UNUSED; /* split windows vertically if TRUE */ |
7 | 1301 { |
1302 int maxcount; | |
1303 int todo; | |
1304 | |
1305 #ifdef FEAT_VERTSPLIT | |
1306 if (vertical) | |
1307 { | |
1308 /* Each windows needs at least 'winminwidth' lines and a separator | |
1309 * column. */ | |
1310 maxcount = (curwin->w_width + curwin->w_vsep_width | |
1311 - (p_wiw - p_wmw)) / (p_wmw + 1); | |
1312 } | |
1313 else | |
1314 #endif | |
1315 { | |
1316 /* Each window needs at least 'winminheight' lines and a status line. */ | |
1317 maxcount = (curwin->w_height + curwin->w_status_height | |
1318 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT); | |
1319 } | |
1320 | |
1321 if (maxcount < 2) | |
1322 maxcount = 2; | |
1323 if (count > maxcount) | |
1324 count = maxcount; | |
1325 | |
1326 /* | |
1327 * add status line now, otherwise first window will be too big | |
1328 */ | |
1329 if (count > 1) | |
1330 last_status(TRUE); | |
1331 | |
1332 #ifdef FEAT_AUTOCMD | |
1333 /* | |
1334 * Don't execute autocommands while creating the windows. Must do that | |
1335 * when putting the buffers in the windows. | |
1336 */ | |
1410 | 1337 block_autocmds(); |
7 | 1338 #endif |
1339 | |
1340 /* todo is number of windows left to create */ | |
1341 for (todo = count - 1; todo > 0; --todo) | |
1342 #ifdef FEAT_VERTSPLIT | |
1343 if (vertical) | |
1344 { | |
1345 if (win_split(curwin->w_width - (curwin->w_width - todo) | |
1346 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL) | |
1347 break; | |
1348 } | |
1349 else | |
1350 #endif | |
1351 { | |
1352 if (win_split(curwin->w_height - (curwin->w_height - todo | |
1353 * STATUS_HEIGHT) / (todo + 1) | |
1354 - STATUS_HEIGHT, WSP_ABOVE) == FAIL) | |
1355 break; | |
1356 } | |
1357 | |
1358 #ifdef FEAT_AUTOCMD | |
1410 | 1359 unblock_autocmds(); |
7 | 1360 #endif |
1361 | |
1362 /* return actual number of windows */ | |
1363 return (count - todo); | |
1364 } | |
1365 | |
1366 /* | |
1367 * Exchange current and next window | |
1368 */ | |
1369 static void | |
1370 win_exchange(Prenum) | |
1371 long Prenum; | |
1372 { | |
1373 frame_T *frp; | |
1374 frame_T *frp2; | |
1375 win_T *wp; | |
1376 win_T *wp2; | |
1377 int temp; | |
1378 | |
1379 if (lastwin == firstwin) /* just one window */ | |
1380 { | |
1381 beep_flush(); | |
1382 return; | |
1383 } | |
1384 | |
1385 #ifdef FEAT_GUI | |
1386 need_mouse_correct = TRUE; | |
1387 #endif | |
1388 | |
1389 /* | |
1390 * find window to exchange with | |
1391 */ | |
1392 if (Prenum) | |
1393 { | |
1394 frp = curwin->w_frame->fr_parent->fr_child; | |
1395 while (frp != NULL && --Prenum > 0) | |
1396 frp = frp->fr_next; | |
1397 } | |
1398 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */ | |
1399 frp = curwin->w_frame->fr_next; | |
1400 else /* Swap last window in row/col with previous */ | |
1401 frp = curwin->w_frame->fr_prev; | |
1402 | |
1403 /* We can only exchange a window with another window, not with a frame | |
1404 * containing windows. */ | |
1405 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin) | |
1406 return; | |
1407 wp = frp->fr_win; | |
1408 | |
1409 /* | |
1410 * 1. remove curwin from the list. Remember after which window it was in wp2 | |
1411 * 2. insert curwin before wp in the list | |
1412 * if wp != wp2 | |
1413 * 3. remove wp from the list | |
1414 * 4. insert wp after wp2 | |
1415 * 5. exchange the status line height and vsep width. | |
1416 */ | |
1417 wp2 = curwin->w_prev; | |
1418 frp2 = curwin->w_frame->fr_prev; | |
1419 if (wp->w_prev != curwin) | |
1420 { | |
671 | 1421 win_remove(curwin, NULL); |
7 | 1422 frame_remove(curwin->w_frame); |
1423 win_append(wp->w_prev, curwin); | |
1424 frame_insert(frp, curwin->w_frame); | |
1425 } | |
1426 if (wp != wp2) | |
1427 { | |
671 | 1428 win_remove(wp, NULL); |
7 | 1429 frame_remove(wp->w_frame); |
1430 win_append(wp2, wp); | |
1431 if (frp2 == NULL) | |
1432 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame); | |
1433 else | |
1434 frame_append(frp2, wp->w_frame); | |
1435 } | |
1436 temp = curwin->w_status_height; | |
1437 curwin->w_status_height = wp->w_status_height; | |
1438 wp->w_status_height = temp; | |
1439 #ifdef FEAT_VERTSPLIT | |
1440 temp = curwin->w_vsep_width; | |
1441 curwin->w_vsep_width = wp->w_vsep_width; | |
1442 wp->w_vsep_width = temp; | |
1443 | |
1444 /* If the windows are not in the same frame, exchange the sizes to avoid | |
1445 * messing up the window layout. Otherwise fix the frame sizes. */ | |
1446 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent) | |
1447 { | |
1448 temp = curwin->w_height; | |
1449 curwin->w_height = wp->w_height; | |
1450 wp->w_height = temp; | |
1451 temp = curwin->w_width; | |
1452 curwin->w_width = wp->w_width; | |
1453 wp->w_width = temp; | |
1454 } | |
1455 else | |
1456 { | |
1457 frame_fix_height(curwin); | |
1458 frame_fix_height(wp); | |
1459 frame_fix_width(curwin); | |
1460 frame_fix_width(wp); | |
1461 } | |
1462 #endif | |
1463 | |
1464 (void)win_comp_pos(); /* recompute window positions */ | |
1465 | |
1466 win_enter(wp, TRUE); | |
1467 redraw_later(CLEAR); | |
1468 } | |
1469 | |
1470 /* | |
1471 * rotate windows: if upwards TRUE the second window becomes the first one | |
1472 * if upwards FALSE the first window becomes the second one | |
1473 */ | |
1474 static void | |
1475 win_rotate(upwards, count) | |
1476 int upwards; | |
1477 int count; | |
1478 { | |
1479 win_T *wp1; | |
1480 win_T *wp2; | |
1481 frame_T *frp; | |
1482 int n; | |
1483 | |
1484 if (firstwin == lastwin) /* nothing to do */ | |
1485 { | |
1486 beep_flush(); | |
1487 return; | |
1488 } | |
1489 | |
1490 #ifdef FEAT_GUI | |
1491 need_mouse_correct = TRUE; | |
1492 #endif | |
1493 | |
1494 #ifdef FEAT_VERTSPLIT | |
1495 /* Check if all frames in this row/col have one window. */ | |
1496 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL; | |
1497 frp = frp->fr_next) | |
1498 if (frp->fr_win == NULL) | |
1499 { | |
1500 EMSG(_("E443: Cannot rotate when another window is split")); | |
1501 return; | |
1502 } | |
1503 #endif | |
1504 | |
1505 while (count--) | |
1506 { | |
1507 if (upwards) /* first window becomes last window */ | |
1508 { | |
1509 /* remove first window/frame from the list */ | |
1510 frp = curwin->w_frame->fr_parent->fr_child; | |
1511 wp1 = frp->fr_win; | |
671 | 1512 win_remove(wp1, NULL); |
7 | 1513 frame_remove(frp); |
1514 | |
1515 /* find last frame and append removed window/frame after it */ | |
1516 for ( ; frp->fr_next != NULL; frp = frp->fr_next) | |
1517 ; | |
1518 win_append(frp->fr_win, wp1); | |
1519 frame_append(frp, wp1->w_frame); | |
1520 | |
1521 wp2 = frp->fr_win; /* previously last window */ | |
1522 } | |
1523 else /* last window becomes first window */ | |
1524 { | |
1525 /* find last window/frame in the list and remove it */ | |
1526 for (frp = curwin->w_frame; frp->fr_next != NULL; | |
1527 frp = frp->fr_next) | |
1528 ; | |
1529 wp1 = frp->fr_win; | |
1530 wp2 = wp1->w_prev; /* will become last window */ | |
671 | 1531 win_remove(wp1, NULL); |
7 | 1532 frame_remove(frp); |
1533 | |
1534 /* append the removed window/frame before the first in the list */ | |
1535 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1); | |
1536 frame_insert(frp->fr_parent->fr_child, frp); | |
1537 } | |
1538 | |
1539 /* exchange status height and vsep width of old and new last window */ | |
1540 n = wp2->w_status_height; | |
1541 wp2->w_status_height = wp1->w_status_height; | |
1542 wp1->w_status_height = n; | |
1543 frame_fix_height(wp1); | |
1544 frame_fix_height(wp2); | |
1545 #ifdef FEAT_VERTSPLIT | |
1546 n = wp2->w_vsep_width; | |
1547 wp2->w_vsep_width = wp1->w_vsep_width; | |
1548 wp1->w_vsep_width = n; | |
1549 frame_fix_width(wp1); | |
1550 frame_fix_width(wp2); | |
1551 #endif | |
1552 | |
1553 /* recompute w_winrow and w_wincol for all windows */ | |
1554 (void)win_comp_pos(); | |
1555 } | |
1556 | |
1557 redraw_later(CLEAR); | |
1558 } | |
1559 | |
1560 /* | |
1561 * Move the current window to the very top/bottom/left/right of the screen. | |
1562 */ | |
1563 static void | |
1564 win_totop(size, flags) | |
1565 int size; | |
1566 int flags; | |
1567 { | |
1568 int dir; | |
1569 int height = curwin->w_height; | |
1570 | |
1571 if (lastwin == firstwin) | |
1572 { | |
1573 beep_flush(); | |
1574 return; | |
1575 } | |
1576 | |
1577 /* Remove the window and frame from the tree of frames. */ | |
671 | 1578 (void)winframe_remove(curwin, &dir, NULL); |
1579 win_remove(curwin, NULL); | |
7 | 1580 last_status(FALSE); /* may need to remove last status line */ |
1581 (void)win_comp_pos(); /* recompute window positions */ | |
1582 | |
1583 /* Split a window on the desired side and put the window there. */ | |
1584 (void)win_split_ins(size, flags, curwin, dir); | |
1585 if (!(flags & WSP_VERT)) | |
1586 { | |
1587 win_setheight(height); | |
1588 if (p_ea) | |
1589 win_equal(curwin, TRUE, 'v'); | |
1590 } | |
1591 | |
1592 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
1593 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
1594 * scrollbars. Have to update them anyway. */ | |
1906 | 1595 gui_may_update_scrollbars(); |
1596 #endif | |
7 | 1597 } |
1598 | |
1599 /* | |
1600 * Move window "win1" to below/right of "win2" and make "win1" the current | |
1601 * window. Only works within the same frame! | |
1602 */ | |
1603 void | |
1604 win_move_after(win1, win2) | |
1605 win_T *win1, *win2; | |
1606 { | |
1607 int height; | |
1608 | |
1609 /* check if the arguments are reasonable */ | |
1610 if (win1 == win2) | |
1611 return; | |
1612 | |
1613 /* check if there is something to do */ | |
1614 if (win2->w_next != win1) | |
1615 { | |
1616 /* may need move the status line/vertical separator of the last window | |
1617 * */ | |
1618 if (win1 == lastwin) | |
1619 { | |
1620 height = win1->w_prev->w_status_height; | |
1621 win1->w_prev->w_status_height = win1->w_status_height; | |
1622 win1->w_status_height = height; | |
1623 #ifdef FEAT_VERTSPLIT | |
1070 | 1624 if (win1->w_prev->w_vsep_width == 1) |
1625 { | |
1626 /* Remove the vertical separator from the last-but-one window, | |
1627 * add it to the last window. Adjust the frame widths. */ | |
1628 win1->w_prev->w_vsep_width = 0; | |
1629 win1->w_prev->w_frame->fr_width -= 1; | |
1630 win1->w_vsep_width = 1; | |
1631 win1->w_frame->fr_width += 1; | |
1632 } | |
7 | 1633 #endif |
1634 } | |
1635 else if (win2 == lastwin) | |
1636 { | |
1637 height = win1->w_status_height; | |
1638 win1->w_status_height = win2->w_status_height; | |
1639 win2->w_status_height = height; | |
1640 #ifdef FEAT_VERTSPLIT | |
1070 | 1641 if (win1->w_vsep_width == 1) |
1642 { | |
1643 /* Remove the vertical separator from win1, add it to the last | |
1644 * window, win2. Adjust the frame widths. */ | |
1645 win2->w_vsep_width = 1; | |
1646 win2->w_frame->fr_width += 1; | |
1647 win1->w_vsep_width = 0; | |
1648 win1->w_frame->fr_width -= 1; | |
1649 } | |
7 | 1650 #endif |
1651 } | |
671 | 1652 win_remove(win1, NULL); |
7 | 1653 frame_remove(win1->w_frame); |
1654 win_append(win2, win1); | |
1655 frame_append(win2->w_frame, win1->w_frame); | |
1656 | |
1657 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
1658 redraw_later(NOT_VALID); | |
1659 } | |
1660 win_enter(win1, FALSE); | |
1661 } | |
1662 | |
1663 /* | |
1664 * Make all windows the same height. | |
1665 * 'next_curwin' will soon be the current window, make sure it has enough | |
1666 * rows. | |
1667 */ | |
1668 void | |
1669 win_equal(next_curwin, current, dir) | |
1670 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1671 int current; /* do only frame with current window */ | |
1672 int dir; /* 'v' for vertically, 'h' for horizontally, | |
1673 'b' for both, 0 for using p_ead */ | |
1674 { | |
1675 if (dir == 0) | |
1676 #ifdef FEAT_VERTSPLIT | |
1677 dir = *p_ead; | |
1678 #else | |
1679 dir = 'b'; | |
1680 #endif | |
1681 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current, | |
685 | 1682 topframe, dir, 0, tabline_height(), |
667 | 1683 (int)Columns, topframe->fr_height); |
7 | 1684 } |
1685 | |
1686 /* | |
1687 * Set a frame to a new position and height, spreading the available room | |
1688 * equally over contained frames. | |
1689 * The window "next_curwin" (if not NULL) should at least get the size from | |
1690 * 'winheight' and 'winwidth' if possible. | |
1691 */ | |
1692 static void | |
1693 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height) | |
1694 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
1695 int current; /* do only frame with current window */ | |
1696 frame_T *topfr; /* frame to set size off */ | |
1697 int dir; /* 'v', 'h' or 'b', see win_equal() */ | |
1698 int col; /* horizontal position for frame */ | |
1699 int row; /* vertical position for frame */ | |
1700 int width; /* new width of frame */ | |
1701 int height; /* new height of frame */ | |
1702 { | |
1703 int n, m; | |
1704 int extra_sep = 0; | |
1705 int wincount, totwincount = 0; | |
1706 frame_T *fr; | |
1707 int next_curwin_size = 0; | |
1708 int room = 0; | |
1709 int new_size; | |
1710 int has_next_curwin = 0; | |
1711 int hnc; | |
1712 | |
1713 if (topfr->fr_layout == FR_LEAF) | |
1714 { | |
1715 /* Set the width/height of this frame. | |
1716 * Redraw when size or position changes */ | |
1717 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row | |
1718 #ifdef FEAT_VERTSPLIT | |
1719 || topfr->fr_width != width || topfr->fr_win->w_wincol != col | |
1720 #endif | |
1721 ) | |
1722 { | |
1723 topfr->fr_win->w_winrow = row; | |
1724 frame_new_height(topfr, height, FALSE, FALSE); | |
1725 #ifdef FEAT_VERTSPLIT | |
1726 topfr->fr_win->w_wincol = col; | |
779 | 1727 frame_new_width(topfr, width, FALSE, FALSE); |
7 | 1728 #endif |
1729 redraw_all_later(CLEAR); | |
1730 } | |
1731 } | |
1732 #ifdef FEAT_VERTSPLIT | |
1733 else if (topfr->fr_layout == FR_ROW) | |
1734 { | |
1735 topfr->fr_width = width; | |
1736 topfr->fr_height = height; | |
1737 | |
1738 if (dir != 'v') /* equalize frame widths */ | |
1739 { | |
1740 /* Compute the maximum number of windows horizontally in this | |
1741 * frame. */ | |
1742 n = frame_minwidth(topfr, NOWIN); | |
1743 /* add one for the rightmost window, it doesn't have a separator */ | |
1744 if (col + width == Columns) | |
1745 extra_sep = 1; | |
1746 else | |
1747 extra_sep = 0; | |
1748 totwincount = (n + extra_sep) / (p_wmw + 1); | |
779 | 1749 has_next_curwin = frame_has_win(topfr, next_curwin); |
1750 | |
1751 /* | |
1752 * Compute width for "next_curwin" window and room available for | |
1753 * other windows. | |
1754 * "m" is the minimal width when counting p_wiw for "next_curwin". | |
1755 */ | |
7 | 1756 m = frame_minwidth(topfr, next_curwin); |
1757 room = width - m; | |
1758 if (room < 0) | |
1759 { | |
1760 next_curwin_size = p_wiw + room; | |
1761 room = 0; | |
1762 } | |
1763 else | |
1764 { | |
779 | 1765 next_curwin_size = -1; |
1766 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1767 { | |
1768 /* If 'winfixwidth' set keep the window width if | |
1769 * possible. | |
1770 * Watch out for this window being the next_curwin. */ | |
1771 if (frame_fixed_width(fr)) | |
1772 { | |
1773 n = frame_minwidth(fr, NOWIN); | |
1774 new_size = fr->fr_width; | |
1775 if (frame_has_win(fr, next_curwin)) | |
1776 { | |
1777 room += p_wiw - p_wmw; | |
1778 next_curwin_size = 0; | |
1779 if (new_size < p_wiw) | |
1780 new_size = p_wiw; | |
1781 } | |
1782 else | |
1783 /* These windows don't use up room. */ | |
1784 totwincount -= (n + (fr->fr_next == NULL | |
1785 ? extra_sep : 0)) / (p_wmw + 1); | |
1786 room -= new_size - n; | |
1787 if (room < 0) | |
1788 { | |
1789 new_size += room; | |
1790 room = 0; | |
1791 } | |
1792 fr->fr_newwidth = new_size; | |
1793 } | |
1794 } | |
1795 if (next_curwin_size == -1) | |
1796 { | |
1797 if (!has_next_curwin) | |
1798 next_curwin_size = 0; | |
1799 else if (totwincount > 1 | |
1800 && (room + (totwincount - 2)) | |
1801 / (totwincount - 1) > p_wiw) | |
1802 { | |
834 | 1803 /* Can make all windows wider than 'winwidth', spread |
1804 * the room equally. */ | |
1805 next_curwin_size = (room + p_wiw | |
1806 + (totwincount - 1) * p_wmw | |
1807 + (totwincount - 1)) / totwincount; | |
779 | 1808 room -= next_curwin_size - p_wiw; |
1809 } | |
1810 else | |
1811 next_curwin_size = p_wiw; | |
1812 } | |
7 | 1813 } |
779 | 1814 |
1815 if (has_next_curwin) | |
7 | 1816 --totwincount; /* don't count curwin */ |
1817 } | |
1818 | |
1819 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1820 { | |
1821 n = m = 0; | |
1822 wincount = 1; | |
1823 if (fr->fr_next == NULL) | |
1824 /* last frame gets all that remains (avoid roundoff error) */ | |
1825 new_size = width; | |
1826 else if (dir == 'v') | |
1827 new_size = fr->fr_width; | |
779 | 1828 else if (frame_fixed_width(fr)) |
1829 { | |
1830 new_size = fr->fr_newwidth; | |
1831 wincount = 0; /* doesn't count as a sizeable window */ | |
1832 } | |
7 | 1833 else |
1834 { | |
1835 /* Compute the maximum number of windows horiz. in "fr". */ | |
1836 n = frame_minwidth(fr, NOWIN); | |
1837 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1838 / (p_wmw + 1); | |
1839 m = frame_minwidth(fr, next_curwin); | |
779 | 1840 if (has_next_curwin) |
1841 hnc = frame_has_win(fr, next_curwin); | |
1842 else | |
1843 hnc = FALSE; | |
1844 if (hnc) /* don't count next_curwin */ | |
7 | 1845 --wincount; |
779 | 1846 if (totwincount == 0) |
1847 new_size = room; | |
1848 else | |
1849 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
7 | 1850 / totwincount; |
779 | 1851 if (hnc) /* add next_curwin size */ |
7 | 1852 { |
1853 next_curwin_size -= p_wiw - (m - n); | |
1854 new_size += next_curwin_size; | |
779 | 1855 room -= new_size - next_curwin_size; |
7 | 1856 } |
779 | 1857 else |
1858 room -= new_size; | |
1859 new_size += n; | |
7 | 1860 } |
1861 | |
779 | 1862 /* Skip frame that is full width when splitting or closing a |
7 | 1863 * window, unless equalizing all frames. */ |
1864 if (!current || dir != 'v' || topfr->fr_parent != NULL | |
1865 || (new_size != fr->fr_width) | |
1866 || frame_has_win(fr, next_curwin)) | |
1867 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
779 | 1868 new_size, height); |
1869 col += new_size; | |
1870 width -= new_size; | |
7 | 1871 totwincount -= wincount; |
1872 } | |
1873 } | |
1874 #endif | |
1875 else /* topfr->fr_layout == FR_COL */ | |
1876 { | |
1877 #ifdef FEAT_VERTSPLIT | |
1878 topfr->fr_width = width; | |
1879 #endif | |
1880 topfr->fr_height = height; | |
1881 | |
1882 if (dir != 'h') /* equalize frame heights */ | |
1883 { | |
1884 /* Compute maximum number of windows vertically in this frame. */ | |
1885 n = frame_minheight(topfr, NOWIN); | |
1886 /* add one for the bottom window if it doesn't have a statusline */ | |
1887 if (row + height == cmdline_row && p_ls == 0) | |
1888 extra_sep = 1; | |
1889 else | |
1890 extra_sep = 0; | |
1891 totwincount = (n + extra_sep) / (p_wmh + 1); | |
1892 has_next_curwin = frame_has_win(topfr, next_curwin); | |
1893 | |
1894 /* | |
1895 * Compute height for "next_curwin" window and room available for | |
1896 * other windows. | |
1897 * "m" is the minimal height when counting p_wh for "next_curwin". | |
1898 */ | |
1899 m = frame_minheight(topfr, next_curwin); | |
1900 room = height - m; | |
1901 if (room < 0) | |
1902 { | |
1903 /* The room is less then 'winheight', use all space for the | |
1904 * current window. */ | |
1905 next_curwin_size = p_wh + room; | |
1906 room = 0; | |
1907 } | |
1908 else | |
1909 { | |
1910 next_curwin_size = -1; | |
1911 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1912 { | |
1913 /* If 'winfixheight' set keep the window height if | |
1914 * possible. | |
1915 * Watch out for this window being the next_curwin. */ | |
1916 if (frame_fixed_height(fr)) | |
1917 { | |
1918 n = frame_minheight(fr, NOWIN); | |
1919 new_size = fr->fr_height; | |
1920 if (frame_has_win(fr, next_curwin)) | |
1921 { | |
1922 room += p_wh - p_wmh; | |
1923 next_curwin_size = 0; | |
1924 if (new_size < p_wh) | |
1925 new_size = p_wh; | |
1926 } | |
1927 else | |
1928 /* These windows don't use up room. */ | |
1929 totwincount -= (n + (fr->fr_next == NULL | |
1930 ? extra_sep : 0)) / (p_wmh + 1); | |
1931 room -= new_size - n; | |
1932 if (room < 0) | |
1933 { | |
1934 new_size += room; | |
1935 room = 0; | |
1936 } | |
1937 fr->fr_newheight = new_size; | |
1938 } | |
1939 } | |
1940 if (next_curwin_size == -1) | |
1941 { | |
1942 if (!has_next_curwin) | |
1943 next_curwin_size = 0; | |
1944 else if (totwincount > 1 | |
1945 && (room + (totwincount - 2)) | |
1946 / (totwincount - 1) > p_wh) | |
1947 { | |
834 | 1948 /* can make all windows higher than 'winheight', |
1949 * spread the room equally. */ | |
1950 next_curwin_size = (room + p_wh | |
1951 + (totwincount - 1) * p_wmh | |
7 | 1952 + (totwincount - 1)) / totwincount; |
1953 room -= next_curwin_size - p_wh; | |
1954 } | |
1955 else | |
1956 next_curwin_size = p_wh; | |
1957 } | |
1958 } | |
1959 | |
1960 if (has_next_curwin) | |
1961 --totwincount; /* don't count curwin */ | |
1962 } | |
1963 | |
1964 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
1965 { | |
1966 n = m = 0; | |
1967 wincount = 1; | |
1968 if (fr->fr_next == NULL) | |
1969 /* last frame gets all that remains (avoid roundoff error) */ | |
1970 new_size = height; | |
1971 else if (dir == 'h') | |
1972 new_size = fr->fr_height; | |
1973 else if (frame_fixed_height(fr)) | |
1974 { | |
1975 new_size = fr->fr_newheight; | |
1976 wincount = 0; /* doesn't count as a sizeable window */ | |
1977 } | |
1978 else | |
1979 { | |
1980 /* Compute the maximum number of windows vert. in "fr". */ | |
1981 n = frame_minheight(fr, NOWIN); | |
1982 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
1983 / (p_wmh + 1); | |
1984 m = frame_minheight(fr, next_curwin); | |
1985 if (has_next_curwin) | |
1986 hnc = frame_has_win(fr, next_curwin); | |
1987 else | |
1988 hnc = FALSE; | |
1989 if (hnc) /* don't count next_curwin */ | |
1990 --wincount; | |
1991 if (totwincount == 0) | |
1992 new_size = room; | |
1993 else | |
1994 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
1995 / totwincount; | |
1996 if (hnc) /* add next_curwin size */ | |
1997 { | |
1998 next_curwin_size -= p_wh - (m - n); | |
1999 new_size += next_curwin_size; | |
2000 room -= new_size - next_curwin_size; | |
2001 } | |
2002 else | |
2003 room -= new_size; | |
2004 new_size += n; | |
2005 } | |
2006 /* Skip frame that is full width when splitting or closing a | |
2007 * window, unless equalizing all frames. */ | |
2008 if (!current || dir != 'h' || topfr->fr_parent != NULL | |
2009 || (new_size != fr->fr_height) | |
2010 || frame_has_win(fr, next_curwin)) | |
2011 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
2012 width, new_size); | |
2013 row += new_size; | |
2014 height -= new_size; | |
2015 totwincount -= wincount; | |
2016 } | |
2017 } | |
2018 } | |
2019 | |
2020 /* | |
2021 * close all windows for buffer 'buf' | |
2022 */ | |
2023 void | |
671 | 2024 close_windows(buf, keep_curwin) |
7 | 2025 buf_T *buf; |
671 | 2026 int keep_curwin; /* don't close "curwin" */ |
7 | 2027 { |
671 | 2028 win_T *wp; |
2029 tabpage_T *tp, *nexttp; | |
685 | 2030 int h = tabline_height(); |
7 | 2031 |
2032 ++RedrawingDisabled; | |
671 | 2033 |
2034 for (wp = firstwin; wp != NULL && lastwin != firstwin; ) | |
7 | 2035 { |
671 | 2036 if (wp->w_buffer == buf && (!keep_curwin || wp != curwin)) |
7 | 2037 { |
671 | 2038 win_close(wp, FALSE); |
2039 | |
2040 /* Start all over, autocommands may change the window layout. */ | |
2041 wp = firstwin; | |
7 | 2042 } |
2043 else | |
671 | 2044 wp = wp->w_next; |
7 | 2045 } |
671 | 2046 |
2047 /* Also check windows in other tab pages. */ | |
2048 for (tp = first_tabpage; tp != NULL; tp = nexttp) | |
2049 { | |
2050 nexttp = tp->tp_next; | |
672 | 2051 if (tp != curtab) |
671 | 2052 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
2053 if (wp->w_buffer == buf) | |
2054 { | |
2055 win_close_othertab(wp, FALSE, tp); | |
2056 | |
2057 /* Start all over, the tab page may be closed and | |
2058 * autocommands may change the window layout. */ | |
2059 nexttp = first_tabpage; | |
2060 break; | |
2061 } | |
2062 } | |
2063 | |
7 | 2064 --RedrawingDisabled; |
671 | 2065 |
685 | 2066 if (h != tabline_height()) |
671 | 2067 shell_new_rows(); |
7 | 2068 } |
2069 | |
2070 /* | |
1906 | 2071 * Return TRUE if the current window is the only window that exists (ignoring |
2072 * "aucmd_win"). | |
672 | 2073 * Returns FALSE if there is a window, possibly in another tab page. |
667 | 2074 */ |
672 | 2075 static int |
667 | 2076 last_window() |
2077 { | |
1906 | 2078 return (one_window() && first_tabpage->tp_next == NULL); |
2079 } | |
2080 | |
2081 /* | |
2082 * Return TRUE if there is only one window other than "aucmd_win" in the | |
2083 * current tab page. | |
2084 */ | |
2085 static int | |
2086 one_window() | |
2087 { | |
2088 #ifdef FEAT_AUTOCMD | |
2089 win_T *wp; | |
2090 int seen_one = FALSE; | |
2091 | |
2092 FOR_ALL_WINDOWS(wp) | |
2093 { | |
2094 if (wp != aucmd_win) | |
2095 { | |
2096 if (seen_one) | |
2097 return FALSE; | |
2098 seen_one = TRUE; | |
2099 } | |
2100 } | |
2101 return TRUE; | |
2102 #else | |
2103 return firstwin == lastwin; | |
2104 #endif | |
667 | 2105 } |
2106 | |
2107 /* | |
819 | 2108 * Close window "win". Only works for the current tab page. |
7 | 2109 * If "free_buf" is TRUE related buffer may be unloaded. |
2110 * | |
2111 * called by :quit, :close, :xit, :wq and findtag() | |
2112 */ | |
2113 void | |
2114 win_close(win, free_buf) | |
2115 win_T *win; | |
2116 int free_buf; | |
2117 { | |
2118 win_T *wp; | |
2119 #ifdef FEAT_AUTOCMD | |
2120 int other_buffer = FALSE; | |
2121 #endif | |
2122 int close_curwin = FALSE; | |
2123 int dir; | |
2124 int help_window = FALSE; | |
847 | 2125 tabpage_T *prev_curtab = curtab; |
7 | 2126 |
667 | 2127 if (last_window()) |
7 | 2128 { |
2129 EMSG(_("E444: Cannot close last window")); | |
2130 return; | |
2131 } | |
2132 | |
1906 | 2133 #ifdef FEAT_AUTOCMD |
2134 if (win == aucmd_win) | |
2135 { | |
2136 EMSG(_("E813: Cannot close autocmd window")); | |
2137 return; | |
2138 } | |
2139 if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window()) | |
2140 { | |
2141 EMSG(_("E814: Cannot close window, only autocmd window would remain")); | |
2142 return; | |
2143 } | |
2144 #endif | |
2145 | |
856 | 2146 /* |
2147 * When closing the last window in a tab page first go to another tab | |
2148 * page and then close the window and the tab page. This avoids that | |
2149 * curwin and curtab are not invalid while we are freeing memory, they may | |
2150 * be used in GUI events. | |
2151 */ | |
2152 if (firstwin == lastwin) | |
2153 { | |
2154 goto_tabpage_tp(alt_tabpage()); | |
2155 redraw_tabline = TRUE; | |
2156 | |
2157 /* Safety check: Autocommands may have closed the window when jumping | |
2158 * to the other tab page. */ | |
2159 if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win) | |
2160 { | |
2161 int h = tabline_height(); | |
2162 | |
2163 win_close_othertab(win, free_buf, prev_curtab); | |
2164 if (h != tabline_height()) | |
2165 shell_new_rows(); | |
2166 } | |
2167 return; | |
2168 } | |
2169 | |
7 | 2170 /* When closing the help window, try restoring a snapshot after closing |
2171 * the window. Otherwise clear the snapshot, it's now invalid. */ | |
2172 if (win->w_buffer->b_help) | |
2173 help_window = TRUE; | |
2174 else | |
1906 | 2175 clear_snapshot(curtab, SNAP_HELP_IDX); |
7 | 2176 |
2177 #ifdef FEAT_AUTOCMD | |
2178 if (win == curwin) | |
2179 { | |
2180 /* | |
2181 * Guess which window is going to be the new current window. | |
2182 * This may change because of the autocommands (sigh). | |
2183 */ | |
671 | 2184 wp = frame2win(win_altframe(win, NULL)); |
7 | 2185 |
2186 /* | |
2187 * Be careful: If autocommands delete the window, return now. | |
2188 */ | |
2189 if (wp->w_buffer != curbuf) | |
2190 { | |
2191 other_buffer = TRUE; | |
2192 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2193 if (!win_valid(win) || last_window()) |
7 | 2194 return; |
2195 } | |
2196 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
667 | 2197 if (!win_valid(win) || last_window()) |
7 | 2198 return; |
2199 # ifdef FEAT_EVAL | |
2200 /* autocmds may abort script processing */ | |
2201 if (aborting()) | |
2202 return; | |
2203 # endif | |
2204 } | |
2205 #endif | |
2206 | |
1101 | 2207 #ifdef FEAT_GUI |
2208 /* Avoid trouble with scrollbars that are going to be deleted in | |
2209 * win_free(). */ | |
2210 if (gui.in_use) | |
2211 out_flush(); | |
2212 #endif | |
2213 | |
7 | 2214 /* |
2215 * Close the link to the buffer. | |
2216 */ | |
2217 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
847 | 2218 |
7 | 2219 /* Autocommands may have closed the window already, or closed the only |
847 | 2220 * other window or moved to another tab page. */ |
2221 if (!win_valid(win) || last_window() || curtab != prev_curtab) | |
7 | 2222 return; |
2223 | |
847 | 2224 /* Free the memory used for the window. */ |
2225 wp = win_free_mem(win, &dir, NULL); | |
2226 | |
7 | 2227 /* Make sure curwin isn't invalid. It can cause severe trouble when |
2228 * printing an error message. For win_equal() curbuf needs to be valid | |
2229 * too. */ | |
847 | 2230 if (win == curwin) |
7 | 2231 { |
2232 curwin = wp; | |
2233 #ifdef FEAT_QUICKFIX | |
2234 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer)) | |
2235 { | |
2236 /* | |
1346 | 2237 * If the cursor goes to the preview or the quickfix window, try |
7 | 2238 * finding another window to go to. |
2239 */ | |
2240 for (;;) | |
2241 { | |
2242 if (wp->w_next == NULL) | |
2243 wp = firstwin; | |
2244 else | |
2245 wp = wp->w_next; | |
2246 if (wp == curwin) | |
2247 break; | |
2248 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer)) | |
2249 { | |
2250 curwin = wp; | |
2251 break; | |
2252 } | |
2253 } | |
2254 } | |
2255 #endif | |
2256 curbuf = curwin->w_buffer; | |
2257 close_curwin = TRUE; | |
2258 } | |
36 | 2259 if (p_ea |
2260 #ifdef FEAT_VERTSPLIT | |
2261 && (*p_ead == 'b' || *p_ead == dir) | |
2262 #endif | |
2263 ) | |
7 | 2264 win_equal(curwin, TRUE, |
2265 #ifdef FEAT_VERTSPLIT | |
2266 dir | |
2267 #else | |
2268 0 | |
2269 #endif | |
2270 ); | |
2271 else | |
2272 win_comp_pos(); | |
2273 if (close_curwin) | |
2274 { | |
2275 win_enter_ext(wp, FALSE, TRUE); | |
2276 #ifdef FEAT_AUTOCMD | |
2277 if (other_buffer) | |
2278 /* careful: after this wp and win may be invalid! */ | |
2279 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
2280 #endif | |
2281 } | |
2282 | |
2283 /* | |
667 | 2284 * If last window has a status line now and we don't want one, |
2285 * remove the status line. | |
7 | 2286 */ |
2287 last_status(FALSE); | |
2288 | |
2289 /* After closing the help window, try restoring the window layout from | |
2290 * before it was opened. */ | |
2291 if (help_window) | |
1906 | 2292 restore_snapshot(SNAP_HELP_IDX, close_curwin); |
7 | 2293 |
2294 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
2295 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */ | |
2296 if (gui.in_use && !win_hasvertsplit()) | |
2297 gui_init_which_components(NULL); | |
2298 #endif | |
2299 | |
2300 redraw_all_later(NOT_VALID); | |
2301 } | |
2302 | |
2303 /* | |
671 | 2304 * Close window "win" in tab page "tp", which is not the current tab page. |
2305 * This may be the last window ih that tab page and result in closing the tab, | |
2306 * thus "tp" may become invalid! | |
856 | 2307 * Caller must check if buffer is hidden and whether the tabline needs to be |
2308 * updated. | |
671 | 2309 */ |
2310 void | |
2311 win_close_othertab(win, free_buf, tp) | |
2312 win_T *win; | |
2313 int free_buf; | |
2314 tabpage_T *tp; | |
2315 { | |
2316 win_T *wp; | |
2317 int dir; | |
2318 tabpage_T *ptp = NULL; | |
2191 | 2319 int free_tp = FALSE; |
671 | 2320 |
2321 /* Close the link to the buffer. */ | |
2322 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
2323 | |
2324 /* Careful: Autocommands may have closed the tab page or made it the | |
2325 * current tab page. */ | |
2326 for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next) | |
2327 ; | |
672 | 2328 if (ptp == NULL || tp == curtab) |
671 | 2329 return; |
2330 | |
2331 /* Autocommands may have closed the window already. */ | |
2332 for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next) | |
2333 ; | |
2334 if (wp == NULL) | |
2335 return; | |
2336 | |
2337 /* When closing the last window in a tab page remove the tab page. */ | |
2191 | 2338 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
671 | 2339 { |
2340 if (tp == first_tabpage) | |
2341 first_tabpage = tp->tp_next; | |
2342 else | |
2343 { | |
2344 for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp; | |
2345 ptp = ptp->tp_next) | |
2346 ; | |
2347 if (ptp == NULL) | |
2348 { | |
2349 EMSG2(_(e_intern2), "win_close_othertab()"); | |
2350 return; | |
2351 } | |
2352 ptp->tp_next = tp->tp_next; | |
2353 } | |
2191 | 2354 free_tp = TRUE; |
2355 } | |
2356 | |
2357 /* Free the memory used for the window. */ | |
2358 win_free_mem(win, &dir, tp); | |
2359 | |
2360 if (free_tp) | |
847 | 2361 free_tabpage(tp); |
671 | 2362 } |
2363 | |
2364 /* | |
355 | 2365 * Free the memory used for a window. |
2366 * Returns a pointer to the window that got the freed up space. | |
2367 */ | |
2368 static win_T * | |
671 | 2369 win_free_mem(win, dirp, tp) |
355 | 2370 win_T *win; |
2371 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */ | |
671 | 2372 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
355 | 2373 { |
2374 frame_T *frp; | |
2375 win_T *wp; | |
2376 | |
667 | 2377 /* Remove the window and its frame from the tree of frames. */ |
355 | 2378 frp = win->w_frame; |
671 | 2379 wp = winframe_remove(win, dirp, tp); |
355 | 2380 vim_free(frp); |
671 | 2381 win_free(win, tp); |
355 | 2382 |
819 | 2383 /* When deleting the current window of another tab page select a new |
2384 * current window. */ | |
2385 if (tp != NULL && win == tp->tp_curwin) | |
2386 tp->tp_curwin = wp; | |
2387 | |
355 | 2388 return wp; |
2389 } | |
2390 | |
2391 #if defined(EXITFREE) || defined(PROTO) | |
2392 void | |
2393 win_free_all() | |
2394 { | |
2395 int dummy; | |
2396 | |
671 | 2397 # ifdef FEAT_WINDOWS |
2398 while (first_tabpage->tp_next != NULL) | |
2399 tabpage_close(TRUE); | |
2400 # endif | |
2401 | |
1906 | 2402 # ifdef FEAT_AUTOCMD |
2403 if (aucmd_win != NULL) | |
2404 { | |
2405 (void)win_free_mem(aucmd_win, &dummy, NULL); | |
2406 aucmd_win = NULL; | |
2407 } | |
2408 # endif | |
1918 | 2409 |
2410 while (firstwin != NULL) | |
2411 (void)win_free_mem(firstwin, &dummy, NULL); | |
355 | 2412 } |
2413 #endif | |
2414 | |
2415 /* | |
7 | 2416 * Remove a window and its frame from the tree of frames. |
2417 * Returns a pointer to the window that got the freed up space. | |
2418 */ | |
1906 | 2419 win_T * |
671 | 2420 winframe_remove(win, dirp, tp) |
7 | 2421 win_T *win; |
1887 | 2422 int *dirp UNUSED; /* set to 'v' or 'h' for direction if 'ea' */ |
671 | 2423 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2424 { |
2425 frame_T *frp, *frp2, *frp3; | |
2426 frame_T *frp_close = win->w_frame; | |
2427 win_T *wp; | |
2428 | |
2429 /* | |
671 | 2430 * If there is only one window there is nothing to remove. |
2431 */ | |
2432 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) | |
2433 return NULL; | |
2434 | |
2435 /* | |
7 | 2436 * Remove the window from its frame. |
2437 */ | |
671 | 2438 frp2 = win_altframe(win, tp); |
7 | 2439 wp = frame2win(frp2); |
2440 | |
2441 /* Remove this frame from the list of frames. */ | |
2442 frame_remove(frp_close); | |
2443 | |
2444 #ifdef FEAT_VERTSPLIT | |
2445 if (frp_close->fr_parent->fr_layout == FR_COL) | |
2446 { | |
2447 #endif | |
1346 | 2448 /* When 'winfixheight' is set, try to find another frame in the column |
2449 * (as close to the closed frame as possible) to distribute the height | |
2450 * to. */ | |
2451 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh) | |
2452 { | |
2453 frp = frp_close->fr_prev; | |
2454 frp3 = frp_close->fr_next; | |
2455 while (frp != NULL || frp3 != NULL) | |
2456 { | |
2457 if (frp != NULL) | |
2458 { | |
2459 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh) | |
2460 { | |
2461 frp2 = frp; | |
2462 wp = frp->fr_win; | |
2463 break; | |
2464 } | |
2465 frp = frp->fr_prev; | |
2466 } | |
2467 if (frp3 != NULL) | |
2468 { | |
2469 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh) | |
2470 { | |
2471 frp2 = frp3; | |
2472 wp = frp3->fr_win; | |
2473 break; | |
2474 } | |
2475 frp3 = frp3->fr_next; | |
2476 } | |
2477 } | |
2478 } | |
7 | 2479 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height, |
2480 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); | |
2481 #ifdef FEAT_VERTSPLIT | |
2482 *dirp = 'v'; | |
2483 } | |
2484 else | |
2485 { | |
1346 | 2486 /* When 'winfixwidth' is set, try to find another frame in the column |
2487 * (as close to the closed frame as possible) to distribute the width | |
2488 * to. */ | |
2489 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw) | |
2490 { | |
2491 frp = frp_close->fr_prev; | |
2492 frp3 = frp_close->fr_next; | |
2493 while (frp != NULL || frp3 != NULL) | |
2494 { | |
2495 if (frp != NULL) | |
2496 { | |
2497 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw) | |
2498 { | |
2499 frp2 = frp; | |
2500 wp = frp->fr_win; | |
2501 break; | |
2502 } | |
2503 frp = frp->fr_prev; | |
2504 } | |
2505 if (frp3 != NULL) | |
2506 { | |
2507 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw) | |
2508 { | |
2509 frp2 = frp3; | |
2510 wp = frp3->fr_win; | |
2511 break; | |
2512 } | |
2513 frp3 = frp3->fr_next; | |
2514 } | |
2515 } | |
2516 } | |
7 | 2517 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width, |
779 | 2518 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
7 | 2519 *dirp = 'h'; |
2520 } | |
2521 #endif | |
2522 | |
2523 /* If rows/columns go to a window below/right its positions need to be | |
2524 * updated. Can only be done after the sizes have been updated. */ | |
2525 if (frp2 == frp_close->fr_next) | |
2526 { | |
2527 int row = win->w_winrow; | |
2528 int col = W_WINCOL(win); | |
2529 | |
2530 frame_comp_pos(frp2, &row, &col); | |
2531 } | |
2532 | |
2533 if (frp2->fr_next == NULL && frp2->fr_prev == NULL) | |
2534 { | |
2535 /* There is no other frame in this list, move its info to the parent | |
2536 * and remove it. */ | |
2537 frp2->fr_parent->fr_layout = frp2->fr_layout; | |
2538 frp2->fr_parent->fr_child = frp2->fr_child; | |
2539 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next) | |
2540 frp->fr_parent = frp2->fr_parent; | |
2541 frp2->fr_parent->fr_win = frp2->fr_win; | |
2542 if (frp2->fr_win != NULL) | |
2543 frp2->fr_win->w_frame = frp2->fr_parent; | |
2544 frp = frp2->fr_parent; | |
2545 vim_free(frp2); | |
2546 | |
2547 frp2 = frp->fr_parent; | |
2548 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout) | |
2549 { | |
2550 /* The frame above the parent has the same layout, have to merge | |
2551 * the frames into this list. */ | |
2552 if (frp2->fr_child == frp) | |
2553 frp2->fr_child = frp->fr_child; | |
2554 frp->fr_child->fr_prev = frp->fr_prev; | |
2555 if (frp->fr_prev != NULL) | |
2556 frp->fr_prev->fr_next = frp->fr_child; | |
2557 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next) | |
2558 { | |
2559 frp3->fr_parent = frp2; | |
2560 if (frp3->fr_next == NULL) | |
2561 { | |
2562 frp3->fr_next = frp->fr_next; | |
2563 if (frp->fr_next != NULL) | |
2564 frp->fr_next->fr_prev = frp3; | |
2565 break; | |
2566 } | |
2567 } | |
2568 vim_free(frp); | |
2569 } | |
2570 } | |
2571 | |
2572 return wp; | |
2573 } | |
2574 | |
2575 /* | |
2576 * Find out which frame is going to get the freed up space when "win" is | |
2577 * closed. | |
2578 * if 'splitbelow'/'splitleft' the space goes to the window above/left. | |
2579 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right. | |
2580 * This makes opening a window and closing it immediately keep the same window | |
2581 * layout. | |
2582 */ | |
2583 static frame_T * | |
671 | 2584 win_altframe(win, tp) |
7 | 2585 win_T *win; |
671 | 2586 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 2587 { |
2588 frame_T *frp; | |
2589 int b; | |
2590 | |
671 | 2591 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
667 | 2592 /* Last window in this tab page, will go to next tab page. */ |
2593 return alt_tabpage()->tp_curwin->w_frame; | |
2594 | |
7 | 2595 frp = win->w_frame; |
2596 #ifdef FEAT_VERTSPLIT | |
355 | 2597 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW) |
7 | 2598 b = p_spr; |
2599 else | |
2600 #endif | |
2601 b = p_sb; | |
2602 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL) | |
2603 return frp->fr_next; | |
2604 return frp->fr_prev; | |
2605 } | |
2606 | |
2607 /* | |
667 | 2608 * Return the tabpage that will be used if the current one is closed. |
2609 */ | |
2610 static tabpage_T * | |
2611 alt_tabpage() | |
2612 { | |
672 | 2613 tabpage_T *tp; |
2614 | |
682 | 2615 /* Use the next tab page if possible. */ |
2616 if (curtab->tp_next != NULL) | |
672 | 2617 return curtab->tp_next; |
2618 | |
682 | 2619 /* Find the last but one tab page. */ |
2620 for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next) | |
2621 ; | |
674 | 2622 return tp; |
667 | 2623 } |
2624 | |
2625 /* | |
7 | 2626 * Find the left-upper window in frame "frp". |
2627 */ | |
2628 static win_T * | |
2629 frame2win(frp) | |
2630 frame_T *frp; | |
2631 { | |
2632 while (frp->fr_win == NULL) | |
2633 frp = frp->fr_child; | |
2634 return frp->fr_win; | |
2635 } | |
2636 | |
2637 /* | |
2638 * Return TRUE if frame "frp" contains window "wp". | |
2639 */ | |
2640 static int | |
2641 frame_has_win(frp, wp) | |
2642 frame_T *frp; | |
2643 win_T *wp; | |
2644 { | |
2645 frame_T *p; | |
2646 | |
2647 if (frp->fr_layout == FR_LEAF) | |
2648 return frp->fr_win == wp; | |
2649 | |
2650 for (p = frp->fr_child; p != NULL; p = p->fr_next) | |
2651 if (frame_has_win(p, wp)) | |
2652 return TRUE; | |
2653 return FALSE; | |
2654 } | |
2655 | |
2656 /* | |
2657 * Set a new height for a frame. Recursively sets the height for contained | |
2658 * frames and windows. Caller must take care of positions. | |
2659 */ | |
2660 static void | |
2661 frame_new_height(topfrp, height, topfirst, wfh) | |
2662 frame_T *topfrp; | |
2663 int height; | |
2664 int topfirst; /* resize topmost contained frame first */ | |
2665 int wfh; /* obey 'winfixheight' when there is a choice; | |
2666 may cause the height not to be set */ | |
2667 { | |
2668 frame_T *frp; | |
2669 int extra_lines; | |
2670 int h; | |
2671 | |
2672 if (topfrp->fr_win != NULL) | |
2673 { | |
2674 /* Simple case: just one window. */ | |
2675 win_new_height(topfrp->fr_win, | |
2676 height - topfrp->fr_win->w_status_height); | |
2677 } | |
2678 #ifdef FEAT_VERTSPLIT | |
2679 else if (topfrp->fr_layout == FR_ROW) | |
2680 { | |
2681 do | |
2682 { | |
2683 /* All frames in this row get the same new height. */ | |
2684 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2685 { | |
2686 frame_new_height(frp, height, topfirst, wfh); | |
2687 if (frp->fr_height > height) | |
2688 { | |
2689 /* Could not fit the windows, make the whole row higher. */ | |
2690 height = frp->fr_height; | |
2691 break; | |
2692 } | |
2693 } | |
2694 } | |
2695 while (frp != NULL); | |
2696 } | |
2697 #endif | |
779 | 2698 else /* fr_layout == FR_COL */ |
7 | 2699 { |
2700 /* Complicated case: Resize a column of frames. Resize the bottom | |
2701 * frame first, frames above that when needed. */ | |
2702 | |
2703 frp = topfrp->fr_child; | |
2704 if (wfh) | |
2705 /* Advance past frames with one window with 'wfh' set. */ | |
2706 while (frame_fixed_height(frp)) | |
2707 { | |
2708 frp = frp->fr_next; | |
2709 if (frp == NULL) | |
2710 return; /* no frame without 'wfh', give up */ | |
2711 } | |
2712 if (!topfirst) | |
2713 { | |
2714 /* Find the bottom frame of this column */ | |
2715 while (frp->fr_next != NULL) | |
2716 frp = frp->fr_next; | |
2717 if (wfh) | |
2718 /* Advance back for frames with one window with 'wfh' set. */ | |
2719 while (frame_fixed_height(frp)) | |
2720 frp = frp->fr_prev; | |
2721 } | |
2722 | |
2723 extra_lines = height - topfrp->fr_height; | |
2724 if (extra_lines < 0) | |
2725 { | |
2726 /* reduce height of contained frames, bottom or top frame first */ | |
2727 while (frp != NULL) | |
2728 { | |
2729 h = frame_minheight(frp, NULL); | |
2730 if (frp->fr_height + extra_lines < h) | |
2731 { | |
2732 extra_lines += frp->fr_height - h; | |
2733 frame_new_height(frp, h, topfirst, wfh); | |
2734 } | |
2735 else | |
2736 { | |
2737 frame_new_height(frp, frp->fr_height + extra_lines, | |
2738 topfirst, wfh); | |
2739 break; | |
2740 } | |
2741 if (topfirst) | |
2742 { | |
2743 do | |
2744 frp = frp->fr_next; | |
2745 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2746 } | |
2747 else | |
2748 { | |
2749 do | |
2750 frp = frp->fr_prev; | |
2751 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
2752 } | |
2753 /* Increase "height" if we could not reduce enough frames. */ | |
2754 if (frp == NULL) | |
2755 height -= extra_lines; | |
2756 } | |
2757 } | |
2758 else if (extra_lines > 0) | |
2759 { | |
2760 /* increase height of bottom or top frame */ | |
2761 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh); | |
2762 } | |
2763 } | |
2764 topfrp->fr_height = height; | |
2765 } | |
2766 | |
2767 /* | |
2768 * Return TRUE if height of frame "frp" should not be changed because of | |
2769 * the 'winfixheight' option. | |
2770 */ | |
2771 static int | |
2772 frame_fixed_height(frp) | |
2773 frame_T *frp; | |
2774 { | |
2775 /* frame with one window: fixed height if 'winfixheight' set. */ | |
2776 if (frp->fr_win != NULL) | |
2777 return frp->fr_win->w_p_wfh; | |
2778 | |
2779 if (frp->fr_layout == FR_ROW) | |
2780 { | |
2781 /* The frame is fixed height if one of the frames in the row is fixed | |
2782 * height. */ | |
2783 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2784 if (frame_fixed_height(frp)) | |
2785 return TRUE; | |
2786 return FALSE; | |
2787 } | |
2788 | |
2789 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the | |
2790 * frames in the row are fixed height. */ | |
2791 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2792 if (!frame_fixed_height(frp)) | |
2793 return FALSE; | |
2794 return TRUE; | |
2795 } | |
2796 | |
2797 #ifdef FEAT_VERTSPLIT | |
2798 /* | |
779 | 2799 * Return TRUE if width of frame "frp" should not be changed because of |
2800 * the 'winfixwidth' option. | |
2801 */ | |
2802 static int | |
2803 frame_fixed_width(frp) | |
2804 frame_T *frp; | |
2805 { | |
2806 /* frame with one window: fixed width if 'winfixwidth' set. */ | |
2807 if (frp->fr_win != NULL) | |
2808 return frp->fr_win->w_p_wfw; | |
2809 | |
2810 if (frp->fr_layout == FR_COL) | |
2811 { | |
2812 /* The frame is fixed width if one of the frames in the row is fixed | |
2813 * width. */ | |
2814 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2815 if (frame_fixed_width(frp)) | |
2816 return TRUE; | |
2817 return FALSE; | |
2818 } | |
2819 | |
2820 /* frp->fr_layout == FR_ROW: The frame is fixed width if all of the | |
2821 * frames in the row are fixed width. */ | |
2822 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2823 if (!frame_fixed_width(frp)) | |
2824 return FALSE; | |
2825 return TRUE; | |
2826 } | |
2827 | |
2828 /* | |
7 | 2829 * Add a status line to windows at the bottom of "frp". |
2830 * Note: Does not check if there is room! | |
2831 */ | |
2832 static void | |
2833 frame_add_statusline(frp) | |
2834 frame_T *frp; | |
2835 { | |
2836 win_T *wp; | |
2837 | |
2838 if (frp->fr_layout == FR_LEAF) | |
2839 { | |
2840 wp = frp->fr_win; | |
2841 if (wp->w_status_height == 0) | |
2842 { | |
2843 if (wp->w_height > 0) /* don't make it negative */ | |
2844 --wp->w_height; | |
2845 wp->w_status_height = STATUS_HEIGHT; | |
2846 } | |
2847 } | |
2848 else if (frp->fr_layout == FR_ROW) | |
2849 { | |
2850 /* Handle all the frames in the row. */ | |
2851 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
2852 frame_add_statusline(frp); | |
2853 } | |
2854 else /* frp->fr_layout == FR_COL */ | |
2855 { | |
2856 /* Only need to handle the last frame in the column. */ | |
2857 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next) | |
2858 ; | |
2859 frame_add_statusline(frp); | |
2860 } | |
2861 } | |
2862 | |
2863 /* | |
2864 * Set width of a frame. Handles recursively going through contained frames. | |
2865 * May remove separator line for windows at the right side (for win_close()). | |
2866 */ | |
2867 static void | |
779 | 2868 frame_new_width(topfrp, width, leftfirst, wfw) |
7 | 2869 frame_T *topfrp; |
2870 int width; | |
2871 int leftfirst; /* resize leftmost contained frame first */ | |
779 | 2872 int wfw; /* obey 'winfixwidth' when there is a choice; |
2873 may cause the width not to be set */ | |
7 | 2874 { |
2875 frame_T *frp; | |
2876 int extra_cols; | |
2877 int w; | |
2878 win_T *wp; | |
2879 | |
2880 if (topfrp->fr_layout == FR_LEAF) | |
2881 { | |
2882 /* Simple case: just one window. */ | |
2883 wp = topfrp->fr_win; | |
2884 /* Find out if there are any windows right of this one. */ | |
2885 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent) | |
2886 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL) | |
2887 break; | |
2888 if (frp->fr_parent == NULL) | |
2889 wp->w_vsep_width = 0; | |
2890 win_new_width(wp, width - wp->w_vsep_width); | |
2891 } | |
2892 else if (topfrp->fr_layout == FR_COL) | |
2893 { | |
779 | 2894 do |
2895 { | |
2896 /* All frames in this column get the same new width. */ | |
2897 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
2898 { | |
2899 frame_new_width(frp, width, leftfirst, wfw); | |
2900 if (frp->fr_width > width) | |
2901 { | |
2902 /* Could not fit the windows, make whole column wider. */ | |
2903 width = frp->fr_width; | |
2904 break; | |
2905 } | |
2906 } | |
2907 } while (frp != NULL); | |
7 | 2908 } |
2909 else /* fr_layout == FR_ROW */ | |
2910 { | |
2911 /* Complicated case: Resize a row of frames. Resize the rightmost | |
2912 * frame first, frames left of it when needed. */ | |
2913 | |
2914 frp = topfrp->fr_child; | |
779 | 2915 if (wfw) |
2916 /* Advance past frames with one window with 'wfw' set. */ | |
2917 while (frame_fixed_width(frp)) | |
2918 { | |
2919 frp = frp->fr_next; | |
2920 if (frp == NULL) | |
2921 return; /* no frame without 'wfw', give up */ | |
2922 } | |
7 | 2923 if (!leftfirst) |
779 | 2924 { |
2925 /* Find the rightmost frame of this row */ | |
7 | 2926 while (frp->fr_next != NULL) |
2927 frp = frp->fr_next; | |
779 | 2928 if (wfw) |
2929 /* Advance back for frames with one window with 'wfw' set. */ | |
2930 while (frame_fixed_width(frp)) | |
2931 frp = frp->fr_prev; | |
2932 } | |
7 | 2933 |
2934 extra_cols = width - topfrp->fr_width; | |
2935 if (extra_cols < 0) | |
2936 { | |
2937 /* reduce frame width, rightmost frame first */ | |
2938 while (frp != NULL) | |
2939 { | |
2940 w = frame_minwidth(frp, NULL); | |
2941 if (frp->fr_width + extra_cols < w) | |
2942 { | |
2943 extra_cols += frp->fr_width - w; | |
779 | 2944 frame_new_width(frp, w, leftfirst, wfw); |
7 | 2945 } |
2946 else | |
2947 { | |
779 | 2948 frame_new_width(frp, frp->fr_width + extra_cols, |
2949 leftfirst, wfw); | |
7 | 2950 break; |
2951 } | |
2952 if (leftfirst) | |
779 | 2953 { |
2954 do | |
2955 frp = frp->fr_next; | |
2956 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2957 } | |
7 | 2958 else |
779 | 2959 { |
2960 do | |
2961 frp = frp->fr_prev; | |
2962 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
2963 } | |
2964 /* Increase "width" if we could not reduce enough frames. */ | |
2965 if (frp == NULL) | |
2966 width -= extra_cols; | |
7 | 2967 } |
2968 } | |
2969 else if (extra_cols > 0) | |
2970 { | |
2971 /* increase width of rightmost frame */ | |
779 | 2972 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw); |
7 | 2973 } |
2974 } | |
2975 topfrp->fr_width = width; | |
2976 } | |
2977 | |
2978 /* | |
2979 * Add the vertical separator to windows at the right side of "frp". | |
2980 * Note: Does not check if there is room! | |
2981 */ | |
2982 static void | |
2983 frame_add_vsep(frp) | |
2984 frame_T *frp; | |
2985 { | |
2986 win_T *wp; | |
2987 | |
2988 if (frp->fr_layout == FR_LEAF) | |
2989 { | |
2990 wp = frp->fr_win; | |
2991 if (wp->w_vsep_width == 0) | |
2992 { | |
2993 if (wp->w_width > 0) /* don't make it negative */ | |
2994 --wp->w_width; | |
2995 wp->w_vsep_width = 1; | |
2996 } | |
2997 } | |
2998 else if (frp->fr_layout == FR_COL) | |
2999 { | |
3000 /* Handle all the frames in the column. */ | |
3001 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
3002 frame_add_vsep(frp); | |
3003 } | |
3004 else /* frp->fr_layout == FR_ROW */ | |
3005 { | |
3006 /* Only need to handle the last frame in the row. */ | |
3007 frp = frp->fr_child; | |
3008 while (frp->fr_next != NULL) | |
3009 frp = frp->fr_next; | |
3010 frame_add_vsep(frp); | |
3011 } | |
3012 } | |
3013 | |
3014 /* | |
3015 * Set frame width from the window it contains. | |
3016 */ | |
3017 static void | |
3018 frame_fix_width(wp) | |
3019 win_T *wp; | |
3020 { | |
3021 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width; | |
3022 } | |
3023 #endif | |
3024 | |
3025 /* | |
3026 * Set frame height from the window it contains. | |
3027 */ | |
3028 static void | |
3029 frame_fix_height(wp) | |
3030 win_T *wp; | |
3031 { | |
3032 wp->w_frame->fr_height = wp->w_height + wp->w_status_height; | |
3033 } | |
3034 | |
3035 /* | |
3036 * Compute the minimal height for frame "topfrp". | |
3037 * Uses the 'winminheight' option. | |
3038 * When "next_curwin" isn't NULL, use p_wh for this window. | |
3039 * When "next_curwin" is NOWIN, don't use at least one line for the current | |
3040 * window. | |
3041 */ | |
3042 static int | |
3043 frame_minheight(topfrp, next_curwin) | |
3044 frame_T *topfrp; | |
3045 win_T *next_curwin; | |
3046 { | |
3047 frame_T *frp; | |
3048 int m; | |
3049 #ifdef FEAT_VERTSPLIT | |
3050 int n; | |
3051 #endif | |
3052 | |
3053 if (topfrp->fr_win != NULL) | |
3054 { | |
3055 if (topfrp->fr_win == next_curwin) | |
3056 m = p_wh + topfrp->fr_win->w_status_height; | |
3057 else | |
3058 { | |
3059 /* window: minimal height of the window plus status line */ | |
3060 m = p_wmh + topfrp->fr_win->w_status_height; | |
3061 /* Current window is minimal one line high */ | |
3062 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3063 ++m; | |
3064 } | |
3065 } | |
3066 #ifdef FEAT_VERTSPLIT | |
3067 else if (topfrp->fr_layout == FR_ROW) | |
3068 { | |
3069 /* get the minimal height from each frame in this row */ | |
3070 m = 0; | |
3071 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3072 { | |
3073 n = frame_minheight(frp, next_curwin); | |
3074 if (n > m) | |
3075 m = n; | |
3076 } | |
3077 } | |
3078 #endif | |
3079 else | |
3080 { | |
3081 /* Add up the minimal heights for all frames in this column. */ | |
3082 m = 0; | |
3083 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3084 m += frame_minheight(frp, next_curwin); | |
3085 } | |
3086 | |
3087 return m; | |
3088 } | |
3089 | |
3090 #ifdef FEAT_VERTSPLIT | |
3091 /* | |
3092 * Compute the minimal width for frame "topfrp". | |
3093 * When "next_curwin" isn't NULL, use p_wiw for this window. | |
3094 * When "next_curwin" is NOWIN, don't use at least one column for the current | |
3095 * window. | |
3096 */ | |
3097 static int | |
3098 frame_minwidth(topfrp, next_curwin) | |
3099 frame_T *topfrp; | |
3100 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */ | |
3101 { | |
3102 frame_T *frp; | |
3103 int m, n; | |
3104 | |
3105 if (topfrp->fr_win != NULL) | |
3106 { | |
3107 if (topfrp->fr_win == next_curwin) | |
3108 m = p_wiw + topfrp->fr_win->w_vsep_width; | |
3109 else | |
3110 { | |
3111 /* window: minimal width of the window plus separator column */ | |
3112 m = p_wmw + topfrp->fr_win->w_vsep_width; | |
3113 /* Current window is minimal one column wide */ | |
3114 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
3115 ++m; | |
3116 } | |
3117 } | |
3118 else if (topfrp->fr_layout == FR_COL) | |
3119 { | |
3120 /* get the minimal width from each frame in this column */ | |
3121 m = 0; | |
3122 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3123 { | |
3124 n = frame_minwidth(frp, next_curwin); | |
3125 if (n > m) | |
3126 m = n; | |
3127 } | |
3128 } | |
3129 else | |
3130 { | |
3131 /* Add up the minimal widths for all frames in this row. */ | |
3132 m = 0; | |
3133 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
3134 m += frame_minwidth(frp, next_curwin); | |
3135 } | |
3136 | |
3137 return m; | |
3138 } | |
3139 #endif | |
3140 | |
3141 | |
3142 /* | |
3143 * Try to close all windows except current one. | |
3144 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is | |
3145 * used and the buffer was modified. | |
3146 * | |
3147 * Used by ":bdel" and ":only". | |
3148 */ | |
3149 void | |
3150 close_others(message, forceit) | |
3151 int message; | |
3152 int forceit; /* always hide all other windows */ | |
3153 { | |
3154 win_T *wp; | |
3155 win_T *nextwp; | |
3156 int r; | |
3157 | |
1906 | 3158 if (one_window()) |
7 | 3159 { |
3160 if (message | |
3161 #ifdef FEAT_AUTOCMD | |
3162 && !autocmd_busy | |
3163 #endif | |
3164 ) | |
826 | 3165 MSG(_(m_onlyone)); |
7 | 3166 return; |
3167 } | |
3168 | |
3169 /* Be very careful here: autocommands may change the window layout. */ | |
3170 for (wp = firstwin; win_valid(wp); wp = nextwp) | |
3171 { | |
3172 nextwp = wp->w_next; | |
3173 if (wp != curwin) /* don't close current window */ | |
3174 { | |
3175 | |
3176 /* Check if it's allowed to abandon this window */ | |
3177 r = can_abandon(wp->w_buffer, forceit); | |
3178 #ifdef FEAT_AUTOCMD | |
3179 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3180 { | |
3181 nextwp = firstwin; | |
3182 continue; | |
3183 } | |
3184 #endif | |
3185 if (!r) | |
3186 { | |
3187 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
3188 if (message && (p_confirm || cmdmod.confirm) && p_write) | |
3189 { | |
3190 dialog_changed(wp->w_buffer, FALSE); | |
3191 # ifdef FEAT_AUTOCMD | |
3192 if (!win_valid(wp)) /* autocommands messed wp up */ | |
3193 { | |
3194 nextwp = firstwin; | |
3195 continue; | |
3196 } | |
3197 # endif | |
3198 } | |
3199 if (bufIsChanged(wp->w_buffer)) | |
3200 #endif | |
3201 continue; | |
3202 } | |
3203 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer)); | |
3204 } | |
3205 } | |
3206 | |
667 | 3207 if (message && lastwin != firstwin) |
7 | 3208 EMSG(_("E445: Other window contains changes")); |
3209 } | |
3210 | |
3211 #endif /* FEAT_WINDOWS */ | |
3212 | |
3213 /* | |
675 | 3214 * Init the current window "curwin". |
3215 * Called when a new file is being edited. | |
7 | 3216 */ |
3217 void | |
675 | 3218 curwin_init() |
7 | 3219 { |
1918 | 3220 win_init_empty(curwin); |
3221 } | |
3222 | |
3223 void | |
3224 win_init_empty(wp) | |
3225 win_T *wp; | |
3226 { | |
3227 redraw_win_later(wp, NOT_VALID); | |
3228 wp->w_lines_valid = 0; | |
3229 wp->w_cursor.lnum = 1; | |
3230 wp->w_curswant = wp->w_cursor.col = 0; | |
7 | 3231 #ifdef FEAT_VIRTUALEDIT |
1918 | 3232 wp->w_cursor.coladd = 0; |
3233 #endif | |
3234 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */ | |
3235 wp->w_pcmark.col = 0; | |
3236 wp->w_prev_pcmark.lnum = 0; | |
3237 wp->w_prev_pcmark.col = 0; | |
3238 wp->w_topline = 1; | |
7 | 3239 #ifdef FEAT_DIFF |
1918 | 3240 wp->w_topfill = 0; |
3241 #endif | |
3242 wp->w_botline = 2; | |
7 | 3243 #ifdef FEAT_FKMAP |
1918 | 3244 if (wp->w_p_rl) |
3245 wp->w_farsi = W_CONV + W_R_L; | |
7 | 3246 else |
1918 | 3247 wp->w_farsi = W_CONV; |
7 | 3248 #endif |
3249 } | |
3250 | |
3251 /* | |
3252 * Allocate the first window and put an empty buffer in it. | |
3253 * Called from main(). | |
667 | 3254 * Return FAIL when something goes wrong (out of memory). |
7 | 3255 */ |
667 | 3256 int |
7 | 3257 win_alloc_first() |
3258 { | |
675 | 3259 if (win_alloc_firstwin(NULL) == FAIL) |
667 | 3260 return FAIL; |
3261 | |
3262 #ifdef FEAT_WINDOWS | |
672 | 3263 first_tabpage = alloc_tabpage(); |
667 | 3264 if (first_tabpage == NULL) |
3265 return FAIL; | |
3266 first_tabpage->tp_topframe = topframe; | |
672 | 3267 curtab = first_tabpage; |
667 | 3268 #endif |
1906 | 3269 |
667 | 3270 return OK; |
3271 } | |
3272 | |
1906 | 3273 #if defined(FEAT_AUTOCMD) || defined(PROTO) |
3274 /* | |
3275 * Init "aucmd_win". This can only be done after the first | |
3276 * window is fully initialized, thus it can't be in win_alloc_first(). | |
3277 */ | |
3278 void | |
3279 win_alloc_aucmd_win() | |
3280 { | |
3281 aucmd_win = win_alloc(NULL, TRUE); | |
3282 if (aucmd_win != NULL) | |
3283 { | |
3284 win_init_some(aucmd_win, curwin); | |
2583 | 3285 RESET_BINDING(aucmd_win); |
1906 | 3286 new_frame(aucmd_win); |
3287 } | |
3288 } | |
3289 #endif | |
3290 | |
667 | 3291 /* |
675 | 3292 * Allocate the first window or the first window in a new tab page. |
3293 * When "oldwin" is NULL create an empty buffer for it. | |
3294 * When "oldwin" is not NULL copy info from it to the new window (only with | |
3295 * FEAT_WINDOWS). | |
667 | 3296 * Return FAIL when something goes wrong (out of memory). |
3297 */ | |
3298 static int | |
675 | 3299 win_alloc_firstwin(oldwin) |
3300 win_T *oldwin; | |
667 | 3301 { |
1906 | 3302 curwin = win_alloc(NULL, FALSE); |
675 | 3303 if (oldwin == NULL) |
3304 { | |
3305 /* Very first window, need to create an empty buffer for it and | |
3306 * initialize from scratch. */ | |
3307 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED); | |
3308 if (curwin == NULL || curbuf == NULL) | |
3309 return FAIL; | |
3310 curwin->w_buffer = curbuf; | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3311 #ifdef FEAT_SYN_HL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3312 curwin->w_s = &(curbuf->b_s); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3313 #endif |
675 | 3314 curbuf->b_nwindows = 1; /* there is one window */ |
7 | 3315 #ifdef FEAT_WINDOWS |
675 | 3316 curwin->w_alist = &global_alist; |
3317 #endif | |
3318 curwin_init(); /* init current window */ | |
3319 } | |
3320 #ifdef FEAT_WINDOWS | |
3321 else | |
3322 { | |
3323 /* First window in new tab page, initialize it from "oldwin". */ | |
1822 | 3324 win_init(curwin, oldwin, 0); |
675 | 3325 |
2583 | 3326 /* We don't want cursor- and scroll-binding in the first window. */ |
3327 RESET_BINDING(curwin); | |
675 | 3328 } |
3329 #endif | |
7 | 3330 |
1906 | 3331 new_frame(curwin); |
3332 if (curwin->w_frame == NULL) | |
667 | 3333 return FAIL; |
1906 | 3334 topframe = curwin->w_frame; |
7 | 3335 #ifdef FEAT_VERTSPLIT |
3336 topframe->fr_width = Columns; | |
3337 #endif | |
3338 topframe->fr_height = Rows - p_ch; | |
3339 topframe->fr_win = curwin; | |
667 | 3340 |
3341 return OK; | |
3342 } | |
3343 | |
3344 /* | |
1906 | 3345 * Create a frame for window "wp". |
3346 */ | |
3347 static void | |
3348 new_frame(win_T *wp) | |
3349 { | |
3350 frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
3351 | |
3352 wp->w_frame = frp; | |
3353 if (frp != NULL) | |
3354 { | |
3355 frp->fr_layout = FR_LEAF; | |
3356 frp->fr_win = wp; | |
3357 } | |
3358 } | |
3359 | |
3360 /* | |
667 | 3361 * Initialize the window and frame size to the maximum. |
3362 */ | |
3363 void | |
3364 win_init_size() | |
3365 { | |
3366 firstwin->w_height = ROWS_AVAIL; | |
3367 topframe->fr_height = ROWS_AVAIL; | |
3368 #ifdef FEAT_VERTSPLIT | |
3369 firstwin->w_width = Columns; | |
3370 topframe->fr_width = Columns; | |
3371 #endif | |
7 | 3372 } |
3373 | |
3374 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
672 | 3375 |
3376 /* | |
3377 * Allocate a new tabpage_T and init the values. | |
3378 * Returns NULL when out of memory. | |
3379 */ | |
3380 static tabpage_T * | |
3381 alloc_tabpage() | |
3382 { | |
3383 tabpage_T *tp; | |
3384 | |
3385 tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T)); | |
3386 if (tp != NULL) | |
3387 { | |
788 | 3388 # ifdef FEAT_GUI |
3389 int i; | |
3390 | |
3391 for (i = 0; i < 3; i++) | |
3392 tp->tp_prev_which_scrollbars[i] = -1; | |
3393 # endif | |
672 | 3394 # ifdef FEAT_DIFF |
3395 tp->tp_diff_invalid = TRUE; | |
3396 # endif | |
819 | 3397 #ifdef FEAT_EVAL |
3398 /* init t: variables */ | |
3399 init_var_dict(&tp->tp_vars, &tp->tp_winvar); | |
3400 #endif | |
824 | 3401 tp->tp_ch_used = p_ch; |
672 | 3402 } |
3403 return tp; | |
3404 } | |
3405 | |
852 | 3406 void |
672 | 3407 free_tabpage(tp) |
3408 tabpage_T *tp; | |
3409 { | |
1906 | 3410 int idx; |
3411 | |
672 | 3412 # ifdef FEAT_DIFF |
3413 diff_clear(tp); | |
3414 # endif | |
1906 | 3415 for (idx = 0; idx < SNAP_COUNT; ++idx) |
3416 clear_snapshot(tp, idx); | |
819 | 3417 #ifdef FEAT_EVAL |
3418 vars_clear(&tp->tp_vars.dv_hashtab); /* free all t: variables */ | |
3419 #endif | |
672 | 3420 vim_free(tp); |
3421 } | |
3422 | |
667 | 3423 /* |
675 | 3424 * Create a new Tab page with one window. |
3425 * It will edit the current buffer, like after ":split". | |
682 | 3426 * When "after" is 0 put it just after the current Tab page. |
3427 * Otherwise put it just before tab page "after". | |
667 | 3428 * Return FAIL or OK. |
3429 */ | |
3430 int | |
682 | 3431 win_new_tabpage(after) |
3432 int after; | |
667 | 3433 { |
672 | 3434 tabpage_T *tp = curtab; |
667 | 3435 tabpage_T *newtp; |
682 | 3436 int n; |
667 | 3437 |
672 | 3438 newtp = alloc_tabpage(); |
667 | 3439 if (newtp == NULL) |
3440 return FAIL; | |
3441 | |
3442 /* Remember the current windows in this Tab page. */ | |
675 | 3443 if (leave_tabpage(curbuf) == FAIL) |
674 | 3444 { |
3445 vim_free(newtp); | |
3446 return FAIL; | |
3447 } | |
672 | 3448 curtab = newtp; |
667 | 3449 |
3450 /* Create a new empty window. */ | |
675 | 3451 if (win_alloc_firstwin(tp->tp_curwin) == OK) |
667 | 3452 { |
3453 /* Make the new Tab page the new topframe. */ | |
682 | 3454 if (after == 1) |
3455 { | |
3456 /* New tab page becomes the first one. */ | |
3457 newtp->tp_next = first_tabpage; | |
3458 first_tabpage = newtp; | |
3459 } | |
3460 else | |
3461 { | |
3462 if (after > 0) | |
3463 { | |
3464 /* Put new tab page before tab page "after". */ | |
3465 n = 2; | |
3466 for (tp = first_tabpage; tp->tp_next != NULL | |
3467 && n < after; tp = tp->tp_next) | |
3468 ++n; | |
3469 } | |
3470 newtp->tp_next = tp->tp_next; | |
3471 tp->tp_next = newtp; | |
3472 } | |
667 | 3473 win_init_size(); |
685 | 3474 firstwin->w_winrow = tabline_height(); |
819 | 3475 win_comp_scroll(curwin); |
667 | 3476 |
3477 newtp->tp_topframe = topframe; | |
671 | 3478 last_status(FALSE); |
815 | 3479 |
3480 #if defined(FEAT_GUI) | |
3481 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3482 * scrollbars. Have to update them anyway. */ | |
1906 | 3483 gui_may_update_scrollbars(); |
815 | 3484 #endif |
3485 | |
667 | 3486 redraw_all_later(CLEAR); |
675 | 3487 #ifdef FEAT_AUTOCMD |
3488 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
3489 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
3490 #endif | |
667 | 3491 return OK; |
3492 } | |
3493 | |
3494 /* Failed, get back the previous Tab page */ | |
674 | 3495 enter_tabpage(curtab, curbuf); |
667 | 3496 return FAIL; |
3497 } | |
3498 | |
3499 /* | |
682 | 3500 * Open a new tab page if ":tab cmd" was used. It will edit the same buffer, |
3501 * like with ":split". | |
3502 * Returns OK if a new tab page was created, FAIL otherwise. | |
3503 */ | |
3504 int | |
3505 may_open_tabpage() | |
3506 { | |
1090 | 3507 int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab; |
3508 | |
3509 if (n != 0) | |
682 | 3510 { |
3511 cmdmod.tab = 0; /* reset it to avoid doing it twice */ | |
1090 | 3512 postponed_split_tab = 0; |
682 | 3513 return win_new_tabpage(n); |
3514 } | |
3515 return FAIL; | |
3516 } | |
3517 | |
3518 /* | |
672 | 3519 * Create up to "maxcount" tabpages with empty windows. |
3520 * Returns the number of resulting tab pages. | |
667 | 3521 */ |
672 | 3522 int |
3523 make_tabpages(maxcount) | |
3524 int maxcount; | |
667 | 3525 { |
672 | 3526 int count = maxcount; |
3527 int todo; | |
3528 | |
698 | 3529 /* Limit to 'tabpagemax' tabs. */ |
3530 if (count > p_tpm) | |
3531 count = p_tpm; | |
672 | 3532 |
3533 #ifdef FEAT_AUTOCMD | |
3534 /* | |
3535 * Don't execute autocommands while creating the tab pages. Must do that | |
3536 * when putting the buffers in the windows. | |
3537 */ | |
1410 | 3538 block_autocmds(); |
672 | 3539 #endif |
3540 | |
3541 for (todo = count - 1; todo > 0; --todo) | |
682 | 3542 if (win_new_tabpage(0) == FAIL) |
667 | 3543 break; |
672 | 3544 |
3545 #ifdef FEAT_AUTOCMD | |
1410 | 3546 unblock_autocmds(); |
672 | 3547 #endif |
3548 | |
3549 /* return actual number of tab pages */ | |
3550 return (count - todo); | |
667 | 3551 } |
3552 | |
3553 /* | |
671 | 3554 * Return TRUE when "tpc" points to a valid tab page. |
3555 */ | |
3556 int | |
3557 valid_tabpage(tpc) | |
3558 tabpage_T *tpc; | |
3559 { | |
3560 tabpage_T *tp; | |
3561 | |
3562 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3563 if (tp == tpc) | |
3564 return TRUE; | |
3565 return FALSE; | |
3566 } | |
3567 | |
3568 /* | |
3569 * Find tab page "n" (first one is 1). Returns NULL when not found. | |
3570 */ | |
3571 tabpage_T * | |
3572 find_tabpage(n) | |
3573 int n; | |
3574 { | |
3575 tabpage_T *tp; | |
3576 int i = 1; | |
3577 | |
3578 for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next) | |
3579 ++i; | |
3580 return tp; | |
3581 } | |
3582 | |
3583 /* | |
685 | 3584 * Get index of tab page "tp". First one has index 1. |
686 | 3585 * When not found returns number of tab pages plus one. |
685 | 3586 */ |
3587 int | |
3588 tabpage_index(ftp) | |
3589 tabpage_T *ftp; | |
3590 { | |
3591 int i = 1; | |
3592 tabpage_T *tp; | |
3593 | |
3594 for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next) | |
3595 ++i; | |
3596 return i; | |
3597 } | |
3598 | |
3599 /* | |
674 | 3600 * Prepare for leaving the current tab page. |
3601 * When autocomands change "curtab" we don't leave the tab page and return | |
3602 * FAIL. | |
3603 * Careful: When OK is returned need to get a new tab page very very soon! | |
667 | 3604 */ |
674 | 3605 static int |
3606 leave_tabpage(new_curbuf) | |
1887 | 3607 buf_T *new_curbuf UNUSED; /* what is going to be the new curbuf, |
674 | 3608 NULL if unknown */ |
667 | 3609 { |
674 | 3610 tabpage_T *tp = curtab; |
3611 | |
819 | 3612 #ifdef FEAT_VISUAL |
3613 reset_VIsual_and_resel(); /* stop Visual mode */ | |
3614 #endif | |
674 | 3615 #ifdef FEAT_AUTOCMD |
3616 if (new_curbuf != curbuf) | |
3617 { | |
3618 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
3619 if (curtab != tp) | |
3620 return FAIL; | |
3621 } | |
3622 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
3623 if (curtab != tp) | |
3624 return FAIL; | |
675 | 3625 apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf); |
674 | 3626 if (curtab != tp) |
3627 return FAIL; | |
3628 #endif | |
668 | 3629 #if defined(FEAT_GUI) |
3630 /* Remove the scrollbars. They may be added back later. */ | |
3631 if (gui.in_use) | |
3632 gui_remove_scrollbars(); | |
3633 #endif | |
667 | 3634 tp->tp_curwin = curwin; |
671 | 3635 tp->tp_prevwin = prevwin; |
667 | 3636 tp->tp_firstwin = firstwin; |
3637 tp->tp_lastwin = lastwin; | |
668 | 3638 tp->tp_old_Rows = Rows; |
3639 tp->tp_old_Columns = Columns; | |
667 | 3640 firstwin = NULL; |
3641 lastwin = NULL; | |
674 | 3642 return OK; |
667 | 3643 } |
3644 | |
3645 /* | |
3646 * Start using tab page "tp". | |
675 | 3647 * Only to be used after leave_tabpage() or freeing the current tab page. |
667 | 3648 */ |
3649 static void | |
3650 enter_tabpage(tp, old_curbuf) | |
3651 tabpage_T *tp; | |
1887 | 3652 buf_T *old_curbuf UNUSED; |
667 | 3653 { |
668 | 3654 int old_off = tp->tp_firstwin->w_winrow; |
870 | 3655 win_T *next_prevwin = tp->tp_prevwin; |
668 | 3656 |
672 | 3657 curtab = tp; |
667 | 3658 firstwin = tp->tp_firstwin; |
3659 lastwin = tp->tp_lastwin; | |
3660 topframe = tp->tp_topframe; | |
870 | 3661 |
3662 /* We would like doing the TabEnter event first, but we don't have a | |
3663 * valid current window yet, which may break some commands. | |
3664 * This triggers autocommands, thus may make "tp" invalid. */ | |
3665 win_enter_ext(tp->tp_curwin, FALSE, TRUE); | |
3666 prevwin = next_prevwin; | |
3667 | |
675 | 3668 #ifdef FEAT_AUTOCMD |
3669 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
870 | 3670 |
667 | 3671 if (old_curbuf != curbuf) |
3672 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
3673 #endif | |
3674 | |
668 | 3675 last_status(FALSE); /* status line may appear or disappear */ |
3676 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
672 | 3677 must_redraw = CLEAR; /* need to redraw everything */ |
3678 #ifdef FEAT_DIFF | |
3679 diff_need_scrollbind = TRUE; | |
3680 #endif | |
668 | 3681 |
3682 /* The tabpage line may have appeared or disappeared, may need to resize | |
3683 * the frames for that. When the Vim window was resized need to update | |
824 | 3684 * frame sizes too. Use the stored value of p_ch, so that it can be |
3685 * different for each tab page. */ | |
3686 p_ch = curtab->tp_ch_used; | |
685 | 3687 if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow |
3688 #ifdef FEAT_GUI_TABLINE | |
3689 && !gui_use_tabline() | |
3690 #endif | |
3691 )) | |
668 | 3692 shell_new_rows(); |
3693 #ifdef FEAT_VERTSPLIT | |
674 | 3694 if (curtab->tp_old_Columns != Columns && starting == 0) |
668 | 3695 shell_new_columns(); /* update window widths */ |
3696 #endif | |
3697 | |
3698 #if defined(FEAT_GUI) | |
3699 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
3700 * scrollbars. Have to update them anyway. */ | |
1906 | 3701 gui_may_update_scrollbars(); |
667 | 3702 #endif |
3703 | |
3704 redraw_all_later(CLEAR); | |
3705 } | |
3706 | |
3707 /* | |
3708 * Go to tab page "n". For ":tab N" and "Ngt". | |
685 | 3709 * When "n" is 9999 go to the last tab page. |
667 | 3710 */ |
3711 void | |
3712 goto_tabpage(n) | |
3713 int n; | |
3714 { | |
3715 tabpage_T *tp; | |
682 | 3716 tabpage_T *ttp; |
667 | 3717 int i; |
3718 | |
857 | 3719 if (text_locked()) |
3720 { | |
3721 /* Not allowed when editing the command line. */ | |
3722 #ifdef FEAT_CMDWIN | |
3723 if (cmdwin_type != 0) | |
3724 EMSG(_(e_cmdwin)); | |
3725 else | |
3726 #endif | |
3727 EMSG(_(e_secure)); | |
3728 return; | |
3729 } | |
3730 | |
675 | 3731 /* If there is only one it can't work. */ |
3732 if (first_tabpage->tp_next == NULL) | |
3733 { | |
3734 if (n > 1) | |
3735 beep_flush(); | |
3736 return; | |
3737 } | |
3738 | |
667 | 3739 if (n == 0) |
3740 { | |
3741 /* No count, go to next tab page, wrap around end. */ | |
674 | 3742 if (curtab->tp_next == NULL) |
667 | 3743 tp = first_tabpage; |
3744 else | |
674 | 3745 tp = curtab->tp_next; |
667 | 3746 } |
682 | 3747 else if (n < 0) |
3748 { | |
3749 /* "gT": go to previous tab page, wrap around end. "N gT" repeats | |
3750 * this N times. */ | |
3751 ttp = curtab; | |
3752 for (i = n; i < 0; ++i) | |
3753 { | |
3754 for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL; | |
3755 tp = tp->tp_next) | |
3756 ; | |
3757 ttp = tp; | |
3758 } | |
3759 } | |
685 | 3760 else if (n == 9999) |
3761 { | |
3762 /* Go to last tab page. */ | |
3763 for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next) | |
3764 ; | |
3765 } | |
667 | 3766 else |
3767 { | |
3768 /* Go to tab page "n". */ | |
685 | 3769 tp = find_tabpage(n); |
671 | 3770 if (tp == NULL) |
3771 { | |
3772 beep_flush(); | |
3773 return; | |
3774 } | |
667 | 3775 } |
3776 | |
685 | 3777 goto_tabpage_tp(tp); |
3778 | |
3779 #ifdef FEAT_GUI_TABLINE | |
3780 if (gui_use_tabline()) | |
690 | 3781 gui_mch_set_curtab(tabpage_index(curtab)); |
685 | 3782 #endif |
3783 } | |
3784 | |
3785 /* | |
3786 * Go to tabpage "tp". | |
3787 * Note: doesn't update the GUI tab. | |
3788 */ | |
3789 void | |
3790 goto_tabpage_tp(tp) | |
3791 tabpage_T *tp; | |
3792 { | |
2201
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3793 /* 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
|
3794 set_keep_msg(NULL, 0); |
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3795 |
682 | 3796 if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer) == OK) |
674 | 3797 { |
3798 if (valid_tabpage(tp)) | |
3799 enter_tabpage(tp, curbuf); | |
3800 else | |
3801 enter_tabpage(curtab, curbuf); | |
3802 } | |
667 | 3803 } |
7 | 3804 |
3805 /* | |
825 | 3806 * Enter window "wp" in tab page "tp". |
3807 * Also updates the GUI tab. | |
3808 */ | |
3809 void | |
3810 goto_tabpage_win(tp, wp) | |
3811 tabpage_T *tp; | |
3812 win_T *wp; | |
3813 { | |
3814 goto_tabpage_tp(tp); | |
3815 if (curtab == tp && win_valid(wp)) | |
3816 { | |
3817 win_enter(wp, TRUE); | |
3818 # ifdef FEAT_GUI_TABLINE | |
3819 if (gui_use_tabline()) | |
3820 gui_mch_set_curtab(tabpage_index(curtab)); | |
3821 # endif | |
3822 } | |
3823 } | |
3824 | |
3825 /* | |
682 | 3826 * Move the current tab page to before tab page "nr". |
3827 */ | |
3828 void | |
3829 tabpage_move(nr) | |
3830 int nr; | |
3831 { | |
3832 int n = nr; | |
3833 tabpage_T *tp; | |
3834 | |
3835 if (first_tabpage->tp_next == NULL) | |
3836 return; | |
3837 | |
3838 /* Remove the current tab page from the list of tab pages. */ | |
3839 if (curtab == first_tabpage) | |
3840 first_tabpage = curtab->tp_next; | |
3841 else | |
3842 { | |
3843 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
3844 if (tp->tp_next == curtab) | |
3845 break; | |
3846 if (tp == NULL) /* "cannot happen" */ | |
3847 return; | |
3848 tp->tp_next = curtab->tp_next; | |
3849 } | |
3850 | |
3851 /* Re-insert it at the specified position. */ | |
3852 if (n == 0) | |
3853 { | |
3854 curtab->tp_next = first_tabpage; | |
3855 first_tabpage = curtab; | |
3856 } | |
3857 else | |
3858 { | |
3859 for (tp = first_tabpage; tp->tp_next != NULL && n > 1; tp = tp->tp_next) | |
3860 --n; | |
3861 curtab->tp_next = tp->tp_next; | |
3862 tp->tp_next = curtab; | |
3863 } | |
3864 | |
3865 /* Need to redraw the tabline. Tab page contents doesn't change. */ | |
3866 redraw_tabline = TRUE; | |
3867 } | |
3868 | |
3869 | |
3870 /* | |
7 | 3871 * Go to another window. |
3872 * When jumping to another buffer, stop Visual mode. Do this before | |
3873 * changing windows so we can yank the selection into the '*' register. | |
3874 * When jumping to another window on the same buffer, adjust its cursor | |
3875 * position to keep the same Visual area. | |
3876 */ | |
3877 void | |
3878 win_goto(wp) | |
3879 win_T *wp; | |
3880 { | |
2316
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3881 #ifdef FEAT_CONCEAL |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3882 win_T *owp = curwin; |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3883 #endif |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3884 |
633 | 3885 if (text_locked()) |
7 | 3886 { |
3887 beep_flush(); | |
633 | 3888 text_locked_msg(); |
7 | 3889 return; |
3890 } | |
819 | 3891 #ifdef FEAT_AUTOCMD |
3892 if (curbuf_locked()) | |
3893 return; | |
3894 #endif | |
631 | 3895 |
7 | 3896 #ifdef FEAT_VISUAL |
3897 if (wp->w_buffer != curbuf) | |
3898 reset_VIsual_and_resel(); | |
3899 else if (VIsual_active) | |
3900 wp->w_cursor = curwin->w_cursor; | |
3901 #endif | |
3902 | |
3903 #ifdef FEAT_GUI | |
3904 need_mouse_correct = TRUE; | |
3905 #endif | |
3906 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
|
3907 |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3908 #ifdef FEAT_CONCEAL |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3909 /* 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
|
3910 if (win_valid(owp)) |
db0ea641e382
Fix: cursor line not properly concealed when moving between windows.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
3911 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
|
3912 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
|
3913 #endif |
7 | 3914 } |
3915 | |
3916 #if defined(FEAT_PERL) || defined(PROTO) | |
3917 /* | |
3918 * Find window number "winnr" (counting top to bottom). | |
3919 */ | |
3920 win_T * | |
3921 win_find_nr(winnr) | |
3922 int winnr; | |
3923 { | |
3924 win_T *wp; | |
3925 | |
3926 # ifdef FEAT_WINDOWS | |
3927 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
3928 if (--winnr == 0) | |
3929 break; | |
3930 return wp; | |
3931 # else | |
3932 return curwin; | |
3933 # endif | |
3934 } | |
3935 #endif | |
3936 | |
3937 #ifdef FEAT_VERTSPLIT | |
3938 /* | |
3939 * Move to window above or below "count" times. | |
3940 */ | |
3941 static void | |
3942 win_goto_ver(up, count) | |
3943 int up; /* TRUE to go to win above */ | |
3944 long count; | |
3945 { | |
3946 frame_T *fr; | |
3947 frame_T *nfr; | |
3948 frame_T *foundfr; | |
3949 | |
3950 foundfr = curwin->w_frame; | |
3951 while (count--) | |
3952 { | |
3953 /* | |
3954 * First go upwards in the tree of frames until we find a upwards or | |
3955 * downwards neighbor. | |
3956 */ | |
3957 fr = foundfr; | |
3958 for (;;) | |
3959 { | |
3960 if (fr == topframe) | |
3961 goto end; | |
3962 if (up) | |
3963 nfr = fr->fr_prev; | |
3964 else | |
3965 nfr = fr->fr_next; | |
3966 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL) | |
3967 break; | |
3968 fr = fr->fr_parent; | |
3969 } | |
3970 | |
3971 /* | |
3972 * Now go downwards to find the bottom or top frame in it. | |
3973 */ | |
3974 for (;;) | |
3975 { | |
3976 if (nfr->fr_layout == FR_LEAF) | |
3977 { | |
3978 foundfr = nfr; | |
3979 break; | |
3980 } | |
3981 fr = nfr->fr_child; | |
3982 if (nfr->fr_layout == FR_ROW) | |
3983 { | |
3984 /* Find the frame at the cursor row. */ | |
3985 while (fr->fr_next != NULL | |
3986 && frame2win(fr)->w_wincol + fr->fr_width | |
3987 <= curwin->w_wincol + curwin->w_wcol) | |
3988 fr = fr->fr_next; | |
3989 } | |
3990 if (nfr->fr_layout == FR_COL && up) | |
3991 while (fr->fr_next != NULL) | |
3992 fr = fr->fr_next; | |
3993 nfr = fr; | |
3994 } | |
3995 } | |
3996 end: | |
3997 if (foundfr != NULL) | |
3998 win_goto(foundfr->fr_win); | |
3999 } | |
4000 | |
4001 /* | |
4002 * Move to left or right window. | |
4003 */ | |
4004 static void | |
4005 win_goto_hor(left, count) | |
4006 int left; /* TRUE to go to left win */ | |
4007 long count; | |
4008 { | |
4009 frame_T *fr; | |
4010 frame_T *nfr; | |
4011 frame_T *foundfr; | |
4012 | |
4013 foundfr = curwin->w_frame; | |
4014 while (count--) | |
4015 { | |
4016 /* | |
4017 * First go upwards in the tree of frames until we find a left or | |
4018 * right neighbor. | |
4019 */ | |
4020 fr = foundfr; | |
4021 for (;;) | |
4022 { | |
4023 if (fr == topframe) | |
4024 goto end; | |
4025 if (left) | |
4026 nfr = fr->fr_prev; | |
4027 else | |
4028 nfr = fr->fr_next; | |
4029 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL) | |
4030 break; | |
4031 fr = fr->fr_parent; | |
4032 } | |
4033 | |
4034 /* | |
4035 * Now go downwards to find the leftmost or rightmost frame in it. | |
4036 */ | |
4037 for (;;) | |
4038 { | |
4039 if (nfr->fr_layout == FR_LEAF) | |
4040 { | |
4041 foundfr = nfr; | |
4042 break; | |
4043 } | |
4044 fr = nfr->fr_child; | |
4045 if (nfr->fr_layout == FR_COL) | |
4046 { | |
4047 /* Find the frame at the cursor row. */ | |
4048 while (fr->fr_next != NULL | |
4049 && frame2win(fr)->w_winrow + fr->fr_height | |
4050 <= curwin->w_winrow + curwin->w_wrow) | |
4051 fr = fr->fr_next; | |
4052 } | |
4053 if (nfr->fr_layout == FR_ROW && left) | |
4054 while (fr->fr_next != NULL) | |
4055 fr = fr->fr_next; | |
4056 nfr = fr; | |
4057 } | |
4058 } | |
4059 end: | |
4060 if (foundfr != NULL) | |
4061 win_goto(foundfr->fr_win); | |
4062 } | |
4063 #endif | |
4064 | |
4065 /* | |
4066 * Make window "wp" the current window. | |
4067 */ | |
4068 void | |
4069 win_enter(wp, undo_sync) | |
4070 win_T *wp; | |
4071 int undo_sync; | |
4072 { | |
4073 win_enter_ext(wp, undo_sync, FALSE); | |
4074 } | |
4075 | |
4076 /* | |
4077 * Make window wp the current window. | |
4078 * Can be called with "curwin_invalid" TRUE, which means that curwin has just | |
4079 * been closed and isn't valid. | |
4080 */ | |
4081 static void | |
4082 win_enter_ext(wp, undo_sync, curwin_invalid) | |
4083 win_T *wp; | |
4084 int undo_sync; | |
4085 int curwin_invalid; | |
4086 { | |
4087 #ifdef FEAT_AUTOCMD | |
4088 int other_buffer = FALSE; | |
4089 #endif | |
4090 | |
4091 if (wp == curwin && !curwin_invalid) /* nothing to do */ | |
4092 return; | |
4093 | |
4094 #ifdef FEAT_AUTOCMD | |
4095 if (!curwin_invalid) | |
4096 { | |
4097 /* | |
4098 * Be careful: If autocommands delete the window, return now. | |
4099 */ | |
4100 if (wp->w_buffer != curbuf) | |
4101 { | |
4102 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
4103 other_buffer = TRUE; | |
4104 if (!win_valid(wp)) | |
4105 return; | |
4106 } | |
4107 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
4108 if (!win_valid(wp)) | |
4109 return; | |
4110 # ifdef FEAT_EVAL | |
4111 /* autocmds may abort script processing */ | |
4112 if (aborting()) | |
4113 return; | |
4114 # endif | |
4115 } | |
4116 #endif | |
4117 | |
4118 /* sync undo before leaving the current buffer */ | |
4119 if (undo_sync && curbuf != wp->w_buffer) | |
825 | 4120 u_sync(FALSE); |
7 | 4121 /* may have to copy the buffer options when 'cpo' contains 'S' */ |
4122 if (wp->w_buffer != curbuf) | |
4123 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP); | |
4124 if (!curwin_invalid) | |
4125 { | |
4126 prevwin = curwin; /* remember for CTRL-W p */ | |
4127 curwin->w_redr_status = TRUE; | |
4128 } | |
4129 curwin = wp; | |
4130 curbuf = wp->w_buffer; | |
4131 check_cursor(); | |
4132 #ifdef FEAT_VIRTUALEDIT | |
4133 if (!virtual_active()) | |
4134 curwin->w_cursor.coladd = 0; | |
4135 #endif | |
4136 changed_line_abv_curs(); /* assume cursor position needs updating */ | |
4137 | |
4138 if (curwin->w_localdir != NULL) | |
4139 { | |
4140 /* Window has a local directory: Save current directory as global | |
4141 * directory (unless that was done already) and change to the local | |
4142 * directory. */ | |
4143 if (globaldir == NULL) | |
4144 { | |
4145 char_u cwd[MAXPATHL]; | |
4146 | |
4147 if (mch_dirname(cwd, MAXPATHL) == OK) | |
4148 globaldir = vim_strsave(cwd); | |
4149 } | |
1757 | 4150 if (mch_chdir((char *)curwin->w_localdir) == 0) |
4151 shorten_fnames(TRUE); | |
7 | 4152 } |
4153 else if (globaldir != NULL) | |
4154 { | |
4155 /* Window doesn't have a local directory and we are not in the global | |
4156 * directory: Change to the global directory. */ | |
1757 | 4157 ignored = mch_chdir((char *)globaldir); |
7 | 4158 vim_free(globaldir); |
4159 globaldir = NULL; | |
4160 shorten_fnames(TRUE); | |
4161 } | |
4162 | |
4163 #ifdef FEAT_AUTOCMD | |
4164 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
4165 if (other_buffer) | |
4166 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
4167 #endif | |
4168 | |
4169 #ifdef FEAT_TITLE | |
4170 maketitle(); | |
4171 #endif | |
4172 curwin->w_redr_status = TRUE; | |
672 | 4173 redraw_tabline = TRUE; |
7 | 4174 if (restart_edit) |
4175 redraw_later(VALID); /* causes status line redraw */ | |
4176 | |
4177 /* set window height to desired minimal value */ | |
4178 if (curwin->w_height < p_wh && !curwin->w_p_wfh) | |
4179 win_setheight((int)p_wh); | |
4180 else if (curwin->w_height == 0) | |
4181 win_setheight(1); | |
4182 | |
4183 #ifdef FEAT_VERTSPLIT | |
4184 /* set window width to desired minimal value */ | |
779 | 4185 if (curwin->w_width < p_wiw && !curwin->w_p_wfw) |
7 | 4186 win_setwidth((int)p_wiw); |
4187 #endif | |
4188 | |
4189 #ifdef FEAT_MOUSE | |
4190 setmouse(); /* in case jumped to/from help buffer */ | |
4191 #endif | |
4192 | |
961 | 4193 /* Change directories when the 'acd' option is set. */ |
4194 DO_AUTOCHDIR | |
7 | 4195 } |
4196 | |
4197 #endif /* FEAT_WINDOWS */ | |
4198 | |
4199 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO) | |
4200 /* | |
825 | 4201 * Jump to the first open window that contains buffer "buf", if one exists. |
4202 * Returns a pointer to the window found, otherwise NULL. | |
7 | 4203 */ |
4204 win_T * | |
4205 buf_jump_open_win(buf) | |
4206 buf_T *buf; | |
4207 { | |
4208 # ifdef FEAT_WINDOWS | |
4209 win_T *wp; | |
4210 | |
825 | 4211 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
7 | 4212 if (wp->w_buffer == buf) |
4213 break; | |
4214 if (wp != NULL) | |
4215 win_enter(wp, FALSE); | |
4216 return wp; | |
4217 # else | |
4218 if (curwin->w_buffer == buf) | |
4219 return curwin; | |
4220 return NULL; | |
4221 # endif | |
4222 } | |
825 | 4223 |
4224 /* | |
4225 * Jump to the first open window in any tab page that contains buffer "buf", | |
4226 * if one exists. | |
4227 * Returns a pointer to the window found, otherwise NULL. | |
4228 */ | |
4229 win_T * | |
4230 buf_jump_open_tab(buf) | |
4231 buf_T *buf; | |
4232 { | |
4233 # ifdef FEAT_WINDOWS | |
4234 win_T *wp; | |
4235 tabpage_T *tp; | |
4236 | |
4237 /* First try the current tab page. */ | |
4238 wp = buf_jump_open_win(buf); | |
4239 if (wp != NULL) | |
4240 return wp; | |
4241 | |
4242 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
4243 if (tp != curtab) | |
4244 { | |
4245 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) | |
4246 if (wp->w_buffer == buf) | |
4247 break; | |
4248 if (wp != NULL) | |
4249 { | |
4250 goto_tabpage_win(tp, wp); | |
4251 if (curwin != wp) | |
4252 wp = NULL; /* something went wrong */ | |
4253 break; | |
4254 } | |
4255 } | |
4256 | |
4257 return wp; | |
4258 # else | |
4259 if (curwin->w_buffer == buf) | |
4260 return curwin; | |
4261 return NULL; | |
4262 # endif | |
4263 } | |
7 | 4264 #endif |
4265 | |
4266 /* | |
1906 | 4267 * Allocate a window structure and link it in the window list when "hidden" is |
4268 * FALSE. | |
7 | 4269 */ |
4270 static win_T * | |
1906 | 4271 win_alloc(after, hidden) |
1887 | 4272 win_T *after UNUSED; |
1906 | 4273 int hidden UNUSED; |
7 | 4274 { |
4275 win_T *newwin; | |
4276 | |
4277 /* | |
4278 * allocate window structure and linesizes arrays | |
4279 */ | |
4280 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T)); | |
4281 if (newwin != NULL && win_alloc_lines(newwin) == FAIL) | |
4282 { | |
4283 vim_free(newwin); | |
4284 newwin = NULL; | |
4285 } | |
4286 | |
4287 if (newwin != NULL) | |
4288 { | |
1114 | 4289 #ifdef FEAT_AUTOCMD |
4290 /* Don't execute autocommands while the window is not properly | |
4291 * initialized yet. gui_create_scrollbar() may trigger a FocusGained | |
4292 * event. */ | |
1410 | 4293 block_autocmds(); |
1114 | 4294 #endif |
7 | 4295 /* |
4296 * link the window in the window list | |
4297 */ | |
4298 #ifdef FEAT_WINDOWS | |
1906 | 4299 if (!hidden) |
4300 win_append(after, newwin); | |
7 | 4301 #endif |
4302 #ifdef FEAT_VERTSPLIT | |
4303 newwin->w_wincol = 0; | |
4304 newwin->w_width = Columns; | |
4305 #endif | |
4306 | |
4307 /* position the display and the cursor at the top of the file. */ | |
4308 newwin->w_topline = 1; | |
4309 #ifdef FEAT_DIFF | |
4310 newwin->w_topfill = 0; | |
4311 #endif | |
4312 newwin->w_botline = 2; | |
4313 newwin->w_cursor.lnum = 1; | |
4314 #ifdef FEAT_SCROLLBIND | |
4315 newwin->w_scbind_pos = 1; | |
4316 #endif | |
4317 | |
4318 /* We won't calculate w_fraction until resizing the window */ | |
4319 newwin->w_fraction = 0; | |
4320 newwin->w_prev_fraction_row = -1; | |
4321 | |
4322 #ifdef FEAT_GUI | |
4323 if (gui.in_use) | |
4324 { | |
4325 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT], | |
4326 SBAR_LEFT, newwin); | |
4327 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT], | |
4328 SBAR_RIGHT, newwin); | |
4329 } | |
4330 #endif | |
4331 #ifdef FEAT_EVAL | |
126 | 4332 /* init w: variables */ |
4333 init_var_dict(&newwin->w_vars, &newwin->w_winvar); | |
7 | 4334 #endif |
4335 #ifdef FEAT_FOLDING | |
4336 foldInitWin(newwin); | |
4337 #endif | |
1114 | 4338 #ifdef FEAT_AUTOCMD |
1410 | 4339 unblock_autocmds(); |
1114 | 4340 #endif |
1326 | 4341 #ifdef FEAT_SEARCH_EXTRA |
4342 newwin->w_match_head = NULL; | |
4343 newwin->w_next_match_id = 4; | |
4344 #endif | |
7 | 4345 } |
4346 return newwin; | |
4347 } | |
4348 | |
4349 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4350 | |
4351 /* | |
4352 * remove window 'wp' from the window list and free the structure | |
4353 */ | |
4354 static void | |
671 | 4355 win_free(wp, tp) |
7 | 4356 win_T *wp; |
671 | 4357 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4358 { |
4359 int i; | |
4360 | |
1918 | 4361 #ifdef FEAT_FOLDING |
4362 clearFolding(wp); | |
4363 #endif | |
4364 | |
4365 /* reduce the reference count to the argument list. */ | |
4366 alist_unlink(wp->w_alist); | |
4367 | |
1114 | 4368 #ifdef FEAT_AUTOCMD |
4369 /* Don't execute autocommands while the window is halfway being deleted. | |
4370 * gui_mch_destroy_scrollbar() may trigger a FocusGained event. */ | |
1410 | 4371 block_autocmds(); |
1114 | 4372 #endif |
4373 | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4374 #ifdef FEAT_LUA |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4375 lua_window_free(wp); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4376 #endif |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2316
diff
changeset
|
4377 |
14 | 4378 #ifdef FEAT_MZSCHEME |
4379 mzscheme_window_free(wp); | |
4380 #endif | |
4381 | |
7 | 4382 #ifdef FEAT_PERL |
4383 perl_win_free(wp); | |
4384 #endif | |
4385 | |
4386 #ifdef FEAT_PYTHON | |
4387 python_window_free(wp); | |
4388 #endif | |
4389 | |
2329
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4390 #ifdef FEAT_PYTHON3 |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4391 python3_window_free(wp); |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4392 #endif |
ad2889f48843
Added support for Python 3. (Roland Puntaier)
Bram Moolenaar <bram@vim.org>
parents:
2320
diff
changeset
|
4393 |
7 | 4394 #ifdef FEAT_TCL |
4395 tcl_window_free(wp); | |
4396 #endif | |
4397 | |
4398 #ifdef FEAT_RUBY | |
4399 ruby_window_free(wp); | |
4400 #endif | |
4401 | |
4402 clear_winopt(&wp->w_onebuf_opt); | |
4403 clear_winopt(&wp->w_allbuf_opt); | |
4404 | |
4405 #ifdef FEAT_EVAL | |
126 | 4406 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */ |
7 | 4407 #endif |
4408 | |
4409 if (prevwin == wp) | |
4410 prevwin = NULL; | |
4411 win_free_lsize(wp); | |
4412 | |
4413 for (i = 0; i < wp->w_tagstacklen; ++i) | |
4414 vim_free(wp->w_tagstack[i].tagname); | |
4415 | |
4416 vim_free(wp->w_localdir); | |
1326 | 4417 |
7 | 4418 #ifdef FEAT_SEARCH_EXTRA |
1326 | 4419 clear_matches(wp); |
4420 #endif | |
4421 | |
7 | 4422 #ifdef FEAT_JUMPLIST |
4423 free_jumplist(wp); | |
4424 #endif | |
4425 | |
643 | 4426 #ifdef FEAT_QUICKFIX |
4427 qf_free_all(wp); | |
4428 #endif | |
4429 | |
7 | 4430 #ifdef FEAT_GUI |
4431 if (gui.in_use) | |
4432 { | |
4433 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]); | |
4434 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]); | |
4435 } | |
4436 #endif /* FEAT_GUI */ | |
4437 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4438 #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
|
4439 reset_synblock(wp); /* free independent synblock */ |
2314
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2306
diff
changeset
|
4440 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
|
4441 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4442 |
1918 | 4443 #ifdef FEAT_AUTOCMD |
4444 if (wp != aucmd_win) | |
4445 #endif | |
4446 win_remove(wp, tp); | |
7 | 4447 vim_free(wp); |
1114 | 4448 |
4449 #ifdef FEAT_AUTOCMD | |
1410 | 4450 unblock_autocmds(); |
1114 | 4451 #endif |
7 | 4452 } |
4453 | |
4454 /* | |
4455 * Append window "wp" in the window list after window "after". | |
4456 */ | |
1906 | 4457 void |
7 | 4458 win_append(after, wp) |
4459 win_T *after, *wp; | |
4460 { | |
4461 win_T *before; | |
4462 | |
4463 if (after == NULL) /* after NULL is in front of the first */ | |
4464 before = firstwin; | |
4465 else | |
4466 before = after->w_next; | |
4467 | |
4468 wp->w_next = before; | |
4469 wp->w_prev = after; | |
4470 if (after == NULL) | |
4471 firstwin = wp; | |
4472 else | |
4473 after->w_next = wp; | |
4474 if (before == NULL) | |
4475 lastwin = wp; | |
4476 else | |
4477 before->w_prev = wp; | |
4478 } | |
4479 | |
4480 /* | |
4481 * Remove a window from the window list. | |
4482 */ | |
1906 | 4483 void |
671 | 4484 win_remove(wp, tp) |
7 | 4485 win_T *wp; |
671 | 4486 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
7 | 4487 { |
4488 if (wp->w_prev != NULL) | |
4489 wp->w_prev->w_next = wp->w_next; | |
671 | 4490 else if (tp == NULL) |
4491 firstwin = wp->w_next; | |
7 | 4492 else |
671 | 4493 tp->tp_firstwin = wp->w_next; |
7 | 4494 if (wp->w_next != NULL) |
4495 wp->w_next->w_prev = wp->w_prev; | |
671 | 4496 else if (tp == NULL) |
4497 lastwin = wp->w_prev; | |
7 | 4498 else |
671 | 4499 tp->tp_lastwin = wp->w_prev; |
7 | 4500 } |
4501 | |
4502 /* | |
4503 * Append frame "frp" in a frame list after frame "after". | |
4504 */ | |
4505 static void | |
4506 frame_append(after, frp) | |
4507 frame_T *after, *frp; | |
4508 { | |
4509 frp->fr_next = after->fr_next; | |
4510 after->fr_next = frp; | |
4511 if (frp->fr_next != NULL) | |
4512 frp->fr_next->fr_prev = frp; | |
4513 frp->fr_prev = after; | |
4514 } | |
4515 | |
4516 /* | |
4517 * Insert frame "frp" in a frame list before frame "before". | |
4518 */ | |
4519 static void | |
4520 frame_insert(before, frp) | |
4521 frame_T *before, *frp; | |
4522 { | |
4523 frp->fr_next = before; | |
4524 frp->fr_prev = before->fr_prev; | |
4525 before->fr_prev = frp; | |
4526 if (frp->fr_prev != NULL) | |
4527 frp->fr_prev->fr_next = frp; | |
4528 else | |
4529 frp->fr_parent->fr_child = frp; | |
4530 } | |
4531 | |
4532 /* | |
4533 * Remove a frame from a frame list. | |
4534 */ | |
4535 static void | |
4536 frame_remove(frp) | |
4537 frame_T *frp; | |
4538 { | |
4539 if (frp->fr_prev != NULL) | |
4540 frp->fr_prev->fr_next = frp->fr_next; | |
4541 else | |
4542 frp->fr_parent->fr_child = frp->fr_next; | |
4543 if (frp->fr_next != NULL) | |
4544 frp->fr_next->fr_prev = frp->fr_prev; | |
4545 } | |
4546 | |
4547 #endif /* FEAT_WINDOWS */ | |
4548 | |
4549 /* | |
4550 * Allocate w_lines[] for window "wp". | |
4551 * Return FAIL for failure, OK for success. | |
4552 */ | |
4553 int | |
4554 win_alloc_lines(wp) | |
4555 win_T *wp; | |
4556 { | |
4557 wp->w_lines_valid = 0; | |
1042 | 4558 wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T))); |
7 | 4559 if (wp->w_lines == NULL) |
4560 return FAIL; | |
4561 return OK; | |
4562 } | |
4563 | |
4564 /* | |
4565 * free lsize arrays for a window | |
4566 */ | |
4567 void | |
4568 win_free_lsize(wp) | |
4569 win_T *wp; | |
4570 { | |
4571 vim_free(wp->w_lines); | |
4572 wp->w_lines = NULL; | |
4573 } | |
4574 | |
4575 /* | |
4576 * Called from win_new_shellsize() after Rows changed. | |
671 | 4577 * This only does the current tab page, others must be done when made active. |
7 | 4578 */ |
4579 void | |
4580 shell_new_rows() | |
4581 { | |
667 | 4582 int h = (int)ROWS_AVAIL; |
7 | 4583 |
4584 if (firstwin == NULL) /* not initialized yet */ | |
4585 return; | |
4586 #ifdef FEAT_WINDOWS | |
4587 if (h < frame_minheight(topframe, NULL)) | |
4588 h = frame_minheight(topframe, NULL); | |
779 | 4589 |
4590 /* First try setting the heights of windows with 'winfixheight'. If | |
7 | 4591 * that doesn't result in the right height, forget about that option. */ |
4592 frame_new_height(topframe, h, FALSE, TRUE); | |
4593 if (topframe->fr_height != h) | |
4594 frame_new_height(topframe, h, FALSE, FALSE); | |
4595 | |
4596 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ | |
4597 #else | |
4598 if (h < 1) | |
4599 h = 1; | |
4600 win_new_height(firstwin, h); | |
4601 #endif | |
4602 compute_cmdrow(); | |
170 | 4603 #ifdef FEAT_WINDOWS |
824 | 4604 curtab->tp_ch_used = p_ch; |
170 | 4605 #endif |
4606 | |
7 | 4607 #if 0 |
4608 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4609 if (p_ea) | |
4610 win_equal(curwin, FALSE, 'v'); | |
4611 #endif | |
4612 } | |
4613 | |
4614 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
4615 /* | |
4616 * Called from win_new_shellsize() after Columns changed. | |
4617 */ | |
4618 void | |
4619 shell_new_columns() | |
4620 { | |
4621 if (firstwin == NULL) /* not initialized yet */ | |
4622 return; | |
779 | 4623 |
4624 /* First try setting the widths of windows with 'winfixwidth'. If that | |
4625 * doesn't result in the right width, forget about that option. */ | |
4626 frame_new_width(topframe, (int)Columns, FALSE, TRUE); | |
4627 if (topframe->fr_width != Columns) | |
4628 frame_new_width(topframe, (int)Columns, FALSE, FALSE); | |
4629 | |
7 | 4630 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
4631 #if 0 | |
4632 /* Disabled: don't want making the screen smaller make a window larger. */ | |
4633 if (p_ea) | |
4634 win_equal(curwin, FALSE, 'h'); | |
4635 #endif | |
4636 } | |
4637 #endif | |
4638 | |
4639 #if defined(FEAT_CMDWIN) || defined(PROTO) | |
4640 /* | |
4641 * Save the size of all windows in "gap". | |
4642 */ | |
4643 void | |
4644 win_size_save(gap) | |
4645 garray_T *gap; | |
4646 | |
4647 { | |
4648 win_T *wp; | |
4649 | |
4650 ga_init2(gap, (int)sizeof(int), 1); | |
4651 if (ga_grow(gap, win_count() * 2) == OK) | |
4652 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4653 { | |
4654 ((int *)gap->ga_data)[gap->ga_len++] = | |
4655 wp->w_width + wp->w_vsep_width; | |
4656 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height; | |
4657 } | |
4658 } | |
4659 | |
4660 /* | |
4661 * Restore window sizes, but only if the number of windows is still the same. | |
4662 * Does not free the growarray. | |
4663 */ | |
4664 void | |
4665 win_size_restore(gap) | |
4666 garray_T *gap; | |
4667 { | |
4668 win_T *wp; | |
4669 int i; | |
4670 | |
4671 if (win_count() * 2 == gap->ga_len) | |
4672 { | |
4673 i = 0; | |
4674 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
4675 { | |
4676 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]); | |
4677 win_setheight_win(((int *)gap->ga_data)[i++], wp); | |
4678 } | |
4679 /* recompute the window positions */ | |
4680 (void)win_comp_pos(); | |
4681 } | |
4682 } | |
4683 #endif /* FEAT_CMDWIN */ | |
4684 | |
4685 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4686 /* | |
4687 * Update the position for all windows, using the width and height of the | |
4688 * frames. | |
4689 * Returns the row just after the last window. | |
4690 */ | |
668 | 4691 int |
7 | 4692 win_comp_pos() |
4693 { | |
685 | 4694 int row = tabline_height(); |
7 | 4695 int col = 0; |
4696 | |
4697 frame_comp_pos(topframe, &row, &col); | |
4698 return row; | |
4699 } | |
4700 | |
4701 /* | |
4702 * Update the position of the windows in frame "topfrp", using the width and | |
4703 * height of the frames. | |
4704 * "*row" and "*col" are the top-left position of the frame. They are updated | |
4705 * to the bottom-right position plus one. | |
4706 */ | |
4707 static void | |
4708 frame_comp_pos(topfrp, row, col) | |
4709 frame_T *topfrp; | |
4710 int *row; | |
4711 int *col; | |
4712 { | |
4713 win_T *wp; | |
4714 frame_T *frp; | |
4715 #ifdef FEAT_VERTSPLIT | |
4716 int startcol; | |
4717 int startrow; | |
4718 #endif | |
4719 | |
4720 wp = topfrp->fr_win; | |
4721 if (wp != NULL) | |
4722 { | |
4723 if (wp->w_winrow != *row | |
4724 #ifdef FEAT_VERTSPLIT | |
4725 || wp->w_wincol != *col | |
4726 #endif | |
4727 ) | |
4728 { | |
4729 /* position changed, redraw */ | |
4730 wp->w_winrow = *row; | |
4731 #ifdef FEAT_VERTSPLIT | |
4732 wp->w_wincol = *col; | |
4733 #endif | |
4734 redraw_win_later(wp, NOT_VALID); | |
4735 wp->w_redr_status = TRUE; | |
4736 } | |
4737 *row += wp->w_height + wp->w_status_height; | |
4738 #ifdef FEAT_VERTSPLIT | |
4739 *col += wp->w_width + wp->w_vsep_width; | |
4740 #endif | |
4741 } | |
4742 else | |
4743 { | |
4744 #ifdef FEAT_VERTSPLIT | |
4745 startrow = *row; | |
4746 startcol = *col; | |
4747 #endif | |
4748 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
4749 { | |
4750 #ifdef FEAT_VERTSPLIT | |
4751 if (topfrp->fr_layout == FR_ROW) | |
4752 *row = startrow; /* all frames are at the same row */ | |
4753 else | |
4754 *col = startcol; /* all frames are at the same col */ | |
4755 #endif | |
4756 frame_comp_pos(frp, row, col); | |
4757 } | |
4758 } | |
4759 } | |
4760 | |
4761 #endif /* FEAT_WINDOWS */ | |
4762 | |
4763 /* | |
4764 * Set current window height and take care of repositioning other windows to | |
4765 * fit around it. | |
4766 */ | |
4767 void | |
4768 win_setheight(height) | |
4769 int height; | |
4770 { | |
4771 win_setheight_win(height, curwin); | |
4772 } | |
4773 | |
4774 /* | |
4775 * Set the window height of window "win" and take care of repositioning other | |
4776 * windows to fit around it. | |
4777 */ | |
4778 void | |
4779 win_setheight_win(height, win) | |
4780 int height; | |
4781 win_T *win; | |
4782 { | |
4783 int row; | |
4784 | |
4785 if (win == curwin) | |
4786 { | |
4787 /* Always keep current window at least one line high, even when | |
4788 * 'winminheight' is zero. */ | |
4789 #ifdef FEAT_WINDOWS | |
4790 if (height < p_wmh) | |
4791 height = p_wmh; | |
4792 #endif | |
4793 if (height == 0) | |
4794 height = 1; | |
4795 } | |
4796 | |
4797 #ifdef FEAT_WINDOWS | |
4798 frame_setheight(win->w_frame, height + win->w_status_height); | |
4799 | |
4800 /* recompute the window positions */ | |
4801 row = win_comp_pos(); | |
4802 #else | |
4803 if (height > topframe->fr_height) | |
4804 height = topframe->fr_height; | |
4805 win->w_height = height; | |
4806 row = height; | |
4807 #endif | |
4808 | |
4809 /* | |
4810 * If there is extra space created between the last window and the command | |
4811 * line, clear it. | |
4812 */ | |
4813 if (full_screen && msg_scrolled == 0 && row < cmdline_row) | |
4814 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
4815 cmdline_row = row; | |
4816 msg_row = row; | |
4817 msg_col = 0; | |
4818 | |
4819 redraw_all_later(NOT_VALID); | |
4820 } | |
4821 | |
4822 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
4823 | |
4824 /* | |
4825 * Set the height of a frame to "height" and take care that all frames and | |
4826 * windows inside it are resized. Also resize frames on the left and right if | |
4827 * the are in the same FR_ROW frame. | |
4828 * | |
4829 * Strategy: | |
4830 * If the frame is part of a FR_COL frame, try fitting the frame in that | |
4831 * frame. If that doesn't work (the FR_COL frame is too small), recursively | |
4832 * go to containing frames to resize them and make room. | |
4833 * If the frame is part of a FR_ROW frame, all frames must be resized as well. | |
4834 * Check for the minimal height of the FR_ROW frame. | |
4835 * At the top level we can also use change the command line height. | |
4836 */ | |
4837 static void | |
4838 frame_setheight(curfrp, height) | |
4839 frame_T *curfrp; | |
4840 int height; | |
4841 { | |
4842 int room; /* total number of lines available */ | |
4843 int take; /* number of lines taken from other windows */ | |
4844 int room_cmdline; /* lines available from cmdline */ | |
4845 int run; | |
4846 frame_T *frp; | |
4847 int h; | |
4848 int room_reserved; | |
4849 | |
4850 /* If the height already is the desired value, nothing to do. */ | |
4851 if (curfrp->fr_height == height) | |
4852 return; | |
4853 | |
4854 if (curfrp->fr_parent == NULL) | |
4855 { | |
4856 /* topframe: can only change the command line */ | |
667 | 4857 if (height > ROWS_AVAIL) |
4858 height = ROWS_AVAIL; | |
7 | 4859 if (height > 0) |
4860 frame_new_height(curfrp, height, FALSE, FALSE); | |
4861 } | |
4862 else if (curfrp->fr_parent->fr_layout == FR_ROW) | |
4863 { | |
4864 /* Row of frames: Also need to resize frames left and right of this | |
4865 * one. First check for the minimal height of these. */ | |
4866 h = frame_minheight(curfrp->fr_parent, NULL); | |
4867 if (height < h) | |
4868 height = h; | |
4869 frame_setheight(curfrp->fr_parent, height); | |
4870 } | |
4871 else | |
4872 { | |
4873 /* | |
4874 * Column of frames: try to change only frames in this column. | |
4875 */ | |
4876 #ifdef FEAT_VERTSPLIT | |
4877 /* | |
4878 * Do this twice: | |
4879 * 1: compute room available, if it's not enough try resizing the | |
4880 * containing frame. | |
4881 * 2: compute the room available and adjust the height to it. | |
4882 * Try not to reduce the height of a window with 'winfixheight' set. | |
4883 */ | |
4884 for (run = 1; run <= 2; ++run) | |
4885 #else | |
4886 for (;;) | |
4887 #endif | |
4888 { | |
4889 room = 0; | |
4890 room_reserved = 0; | |
4891 for (frp = curfrp->fr_parent->fr_child; frp != NULL; | |
4892 frp = frp->fr_next) | |
4893 { | |
4894 if (frp != curfrp | |
4895 && frp->fr_win != NULL | |
4896 && frp->fr_win->w_p_wfh) | |
4897 room_reserved += frp->fr_height; | |
4898 room += frp->fr_height; | |
4899 if (frp != curfrp) | |
4900 room -= frame_minheight(frp, NULL); | |
4901 } | |
4902 #ifdef FEAT_VERTSPLIT | |
4903 if (curfrp->fr_width != Columns) | |
4904 room_cmdline = 0; | |
4905 else | |
4906 #endif | |
4907 { | |
4908 room_cmdline = Rows - p_ch - (lastwin->w_winrow | |
4909 + lastwin->w_height + lastwin->w_status_height); | |
4910 if (room_cmdline < 0) | |
4911 room_cmdline = 0; | |
4912 } | |
4913 | |
4914 if (height <= room + room_cmdline) | |
4915 break; | |
4916 #ifdef FEAT_VERTSPLIT | |
4917 if (run == 2 || curfrp->fr_width == Columns) | |
4918 #endif | |
4919 { | |
4920 if (height > room + room_cmdline) | |
4921 height = room + room_cmdline; | |
4922 break; | |
4923 } | |
4924 #ifdef FEAT_VERTSPLIT | |
4925 frame_setheight(curfrp->fr_parent, height | |
4926 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1); | |
4927 #endif | |
4928 /*NOTREACHED*/ | |
4929 } | |
4930 | |
4931 /* | |
4932 * Compute the number of lines we will take from others frames (can be | |
4933 * negative!). | |
4934 */ | |
4935 take = height - curfrp->fr_height; | |
4936 | |
4937 /* If there is not enough room, also reduce the height of a window | |
4938 * with 'winfixheight' set. */ | |
4939 if (height > room + room_cmdline - room_reserved) | |
4940 room_reserved = room + room_cmdline - height; | |
4941 /* If there is only a 'winfixheight' window and making the | |
4942 * window smaller, need to make the other window taller. */ | |
4943 if (take < 0 && room - curfrp->fr_height < room_reserved) | |
4944 room_reserved = 0; | |
4945 | |
4946 if (take > 0 && room_cmdline > 0) | |
4947 { | |
4948 /* use lines from cmdline first */ | |
4949 if (take < room_cmdline) | |
4950 room_cmdline = take; | |
4951 take -= room_cmdline; | |
4952 topframe->fr_height += room_cmdline; | |
4953 } | |
4954 | |
4955 /* | |
4956 * set the current frame to the new height | |
4957 */ | |
4958 frame_new_height(curfrp, height, FALSE, FALSE); | |
4959 | |
4960 /* | |
4961 * First take lines from the frames after the current frame. If | |
4962 * that is not enough, takes lines from frames above the current | |
4963 * frame. | |
4964 */ | |
4965 for (run = 0; run < 2; ++run) | |
4966 { | |
4967 if (run == 0) | |
4968 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
4969 else | |
4970 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
4971 while (frp != NULL && take != 0) | |
4972 { | |
4973 h = frame_minheight(frp, NULL); | |
4974 if (room_reserved > 0 | |
4975 && frp->fr_win != NULL | |
4976 && frp->fr_win->w_p_wfh) | |
4977 { | |
4978 if (room_reserved >= frp->fr_height) | |
4979 room_reserved -= frp->fr_height; | |
4980 else | |
4981 { | |
4982 if (frp->fr_height - room_reserved > take) | |
4983 room_reserved = frp->fr_height - take; | |
4984 take -= frp->fr_height - room_reserved; | |
4985 frame_new_height(frp, room_reserved, FALSE, FALSE); | |
4986 room_reserved = 0; | |
4987 } | |
4988 } | |
4989 else | |
4990 { | |
4991 if (frp->fr_height - take < h) | |
4992 { | |
4993 take -= frp->fr_height - h; | |
4994 frame_new_height(frp, h, FALSE, FALSE); | |
4995 } | |
4996 else | |
4997 { | |
4998 frame_new_height(frp, frp->fr_height - take, | |
4999 FALSE, FALSE); | |
5000 take = 0; | |
5001 } | |
5002 } | |
5003 if (run == 0) | |
5004 frp = frp->fr_next; | |
5005 else | |
5006 frp = frp->fr_prev; | |
5007 } | |
5008 } | |
5009 } | |
5010 } | |
5011 | |
5012 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
5013 /* | |
5014 * Set current window width and take care of repositioning other windows to | |
5015 * fit around it. | |
5016 */ | |
5017 void | |
5018 win_setwidth(width) | |
5019 int width; | |
5020 { | |
5021 win_setwidth_win(width, curwin); | |
5022 } | |
5023 | |
5024 void | |
5025 win_setwidth_win(width, wp) | |
5026 int width; | |
5027 win_T *wp; | |
5028 { | |
5029 /* Always keep current window at least one column wide, even when | |
5030 * 'winminwidth' is zero. */ | |
5031 if (wp == curwin) | |
5032 { | |
5033 if (width < p_wmw) | |
5034 width = p_wmw; | |
5035 if (width == 0) | |
5036 width = 1; | |
5037 } | |
5038 | |
5039 frame_setwidth(wp->w_frame, width + wp->w_vsep_width); | |
5040 | |
5041 /* recompute the window positions */ | |
5042 (void)win_comp_pos(); | |
5043 | |
5044 redraw_all_later(NOT_VALID); | |
5045 } | |
5046 | |
5047 /* | |
5048 * Set the width of a frame to "width" and take care that all frames and | |
5049 * windows inside it are resized. Also resize frames above and below if the | |
5050 * are in the same FR_ROW frame. | |
5051 * | |
5052 * Strategy is similar to frame_setheight(). | |
5053 */ | |
5054 static void | |
5055 frame_setwidth(curfrp, width) | |
5056 frame_T *curfrp; | |
5057 int width; | |
5058 { | |
5059 int room; /* total number of lines available */ | |
5060 int take; /* number of lines taken from other windows */ | |
5061 int run; | |
5062 frame_T *frp; | |
5063 int w; | |
779 | 5064 int room_reserved; |
7 | 5065 |
5066 /* If the width already is the desired value, nothing to do. */ | |
5067 if (curfrp->fr_width == width) | |
5068 return; | |
5069 | |
5070 if (curfrp->fr_parent == NULL) | |
5071 /* topframe: can't change width */ | |
5072 return; | |
5073 | |
5074 if (curfrp->fr_parent->fr_layout == FR_COL) | |
5075 { | |
5076 /* Column of frames: Also need to resize frames above and below of | |
5077 * this one. First check for the minimal width of these. */ | |
5078 w = frame_minwidth(curfrp->fr_parent, NULL); | |
5079 if (width < w) | |
5080 width = w; | |
5081 frame_setwidth(curfrp->fr_parent, width); | |
5082 } | |
5083 else | |
5084 { | |
5085 /* | |
5086 * Row of frames: try to change only frames in this row. | |
5087 * | |
5088 * Do this twice: | |
5089 * 1: compute room available, if it's not enough try resizing the | |
5090 * containing frame. | |
5091 * 2: compute the room available and adjust the width to it. | |
5092 */ | |
5093 for (run = 1; run <= 2; ++run) | |
5094 { | |
5095 room = 0; | |
779 | 5096 room_reserved = 0; |
7 | 5097 for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
5098 frp = frp->fr_next) | |
5099 { | |
779 | 5100 if (frp != curfrp |
5101 && frp->fr_win != NULL | |
5102 && frp->fr_win->w_p_wfw) | |
5103 room_reserved += frp->fr_width; | |
7 | 5104 room += frp->fr_width; |
5105 if (frp != curfrp) | |
5106 room -= frame_minwidth(frp, NULL); | |
5107 } | |
5108 | |
5109 if (width <= room) | |
5110 break; | |
667 | 5111 if (run == 2 || curfrp->fr_height >= ROWS_AVAIL) |
7 | 5112 { |
5113 if (width > room) | |
5114 width = room; | |
5115 break; | |
5116 } | |
5117 frame_setwidth(curfrp->fr_parent, width | |
5118 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1); | |
5119 } | |
5120 | |
5121 /* | |
5122 * Compute the number of lines we will take from others frames (can be | |
5123 * negative!). | |
5124 */ | |
5125 take = width - curfrp->fr_width; | |
5126 | |
779 | 5127 /* If there is not enough room, also reduce the width of a window |
5128 * with 'winfixwidth' set. */ | |
5129 if (width > room - room_reserved) | |
5130 room_reserved = room - width; | |
5131 /* If there is only a 'winfixwidth' window and making the | |
5132 * window smaller, need to make the other window narrower. */ | |
5133 if (take < 0 && room - curfrp->fr_width < room_reserved) | |
5134 room_reserved = 0; | |
5135 | |
7 | 5136 /* |
5137 * set the current frame to the new width | |
5138 */ | |
779 | 5139 frame_new_width(curfrp, width, FALSE, FALSE); |
7 | 5140 |
5141 /* | |
5142 * First take lines from the frames right of the current frame. If | |
5143 * that is not enough, takes lines from frames left of the current | |
5144 * frame. | |
5145 */ | |
5146 for (run = 0; run < 2; ++run) | |
5147 { | |
5148 if (run == 0) | |
5149 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
5150 else | |
5151 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
5152 while (frp != NULL && take != 0) | |
5153 { | |
5154 w = frame_minwidth(frp, NULL); | |
779 | 5155 if (room_reserved > 0 |
5156 && frp->fr_win != NULL | |
5157 && frp->fr_win->w_p_wfw) | |
7 | 5158 { |
779 | 5159 if (room_reserved >= frp->fr_width) |
5160 room_reserved -= frp->fr_width; | |
5161 else | |
5162 { | |
5163 if (frp->fr_width - room_reserved > take) | |
5164 room_reserved = frp->fr_width - take; | |
5165 take -= frp->fr_width - room_reserved; | |
5166 frame_new_width(frp, room_reserved, FALSE, FALSE); | |
5167 room_reserved = 0; | |
5168 } | |
7 | 5169 } |
5170 else | |
5171 { | |
779 | 5172 if (frp->fr_width - take < w) |
5173 { | |
5174 take -= frp->fr_width - w; | |
5175 frame_new_width(frp, w, FALSE, FALSE); | |
5176 } | |
5177 else | |
5178 { | |
5179 frame_new_width(frp, frp->fr_width - take, | |
5180 FALSE, FALSE); | |
5181 take = 0; | |
5182 } | |
7 | 5183 } |
5184 if (run == 0) | |
5185 frp = frp->fr_next; | |
5186 else | |
5187 frp = frp->fr_prev; | |
5188 } | |
5189 } | |
5190 } | |
5191 } | |
5192 #endif /* FEAT_VERTSPLIT */ | |
5193 | |
5194 /* | |
5195 * Check 'winminheight' for a valid value. | |
5196 */ | |
5197 void | |
5198 win_setminheight() | |
5199 { | |
5200 int room; | |
5201 int first = TRUE; | |
5202 win_T *wp; | |
5203 | |
5204 /* loop until there is a 'winminheight' that is possible */ | |
5205 while (p_wmh > 0) | |
5206 { | |
5207 /* TODO: handle vertical splits */ | |
5208 room = -p_wh; | |
5209 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
5210 room += wp->w_height - p_wmh; | |
5211 if (room >= 0) | |
5212 break; | |
5213 --p_wmh; | |
5214 if (first) | |
5215 { | |
5216 EMSG(_(e_noroom)); | |
5217 first = FALSE; | |
5218 } | |
5219 } | |
5220 } | |
5221 | |
5222 #ifdef FEAT_MOUSE | |
5223 | |
5224 /* | |
5225 * Status line of dragwin is dragged "offset" lines down (negative is up). | |
5226 */ | |
5227 void | |
5228 win_drag_status_line(dragwin, offset) | |
5229 win_T *dragwin; | |
5230 int offset; | |
5231 { | |
5232 frame_T *curfr; | |
5233 frame_T *fr; | |
5234 int room; | |
5235 int row; | |
5236 int up; /* if TRUE, drag status line up, otherwise down */ | |
5237 int n; | |
5238 | |
5239 fr = dragwin->w_frame; | |
5240 curfr = fr; | |
5241 if (fr != topframe) /* more than one window */ | |
5242 { | |
5243 fr = fr->fr_parent; | |
5244 /* When the parent frame is not a column of frames, its parent should | |
5245 * be. */ | |
5246 if (fr->fr_layout != FR_COL) | |
5247 { | |
5248 curfr = fr; | |
5249 if (fr != topframe) /* only a row of windows, may drag statusline */ | |
5250 fr = fr->fr_parent; | |
5251 } | |
5252 } | |
5253 | |
5254 /* If this is the last frame in a column, may want to resize the parent | |
5255 * frame instead (go two up to skip a row of frames). */ | |
5256 while (curfr != topframe && curfr->fr_next == NULL) | |
5257 { | |
5258 if (fr != topframe) | |
5259 fr = fr->fr_parent; | |
5260 curfr = fr; | |
5261 if (fr != topframe) | |
5262 fr = fr->fr_parent; | |
5263 } | |
5264 | |
5265 if (offset < 0) /* drag up */ | |
5266 { | |
5267 up = TRUE; | |
5268 offset = -offset; | |
5269 /* sum up the room of the current frame and above it */ | |
5270 if (fr == curfr) | |
5271 { | |
5272 /* only one window */ | |
5273 room = fr->fr_height - frame_minheight(fr, NULL); | |
5274 } | |
5275 else | |
5276 { | |
5277 room = 0; | |
5278 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5279 { | |
5280 room += fr->fr_height - frame_minheight(fr, NULL); | |
5281 if (fr == curfr) | |
5282 break; | |
5283 } | |
5284 } | |
5285 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5286 } | |
5287 else /* drag down */ | |
5288 { | |
5289 up = FALSE; | |
5290 /* | |
5291 * Only dragging the last status line can reduce p_ch. | |
5292 */ | |
5293 room = Rows - cmdline_row; | |
5294 if (curfr->fr_next == NULL) | |
5295 room -= 1; | |
5296 else | |
5297 room -= p_ch; | |
5298 if (room < 0) | |
5299 room = 0; | |
5300 /* sum up the room of frames below of the current one */ | |
5301 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5302 room += fr->fr_height - frame_minheight(fr, NULL); | |
5303 fr = curfr; /* put fr at window that grows */ | |
5304 } | |
5305 | |
5306 if (room < offset) /* Not enough room */ | |
5307 offset = room; /* Move as far as we can */ | |
5308 if (offset <= 0) | |
5309 return; | |
5310 | |
5311 /* | |
5312 * Grow frame fr by "offset" lines. | |
5313 * Doesn't happen when dragging the last status line up. | |
5314 */ | |
5315 if (fr != NULL) | |
5316 frame_new_height(fr, fr->fr_height + offset, up, FALSE); | |
5317 | |
5318 if (up) | |
5319 fr = curfr; /* current frame gets smaller */ | |
5320 else | |
5321 fr = curfr->fr_next; /* next frame gets smaller */ | |
5322 | |
5323 /* | |
5324 * Now make the other frames smaller. | |
5325 */ | |
5326 while (fr != NULL && offset > 0) | |
5327 { | |
5328 n = frame_minheight(fr, NULL); | |
5329 if (fr->fr_height - offset <= n) | |
5330 { | |
5331 offset -= fr->fr_height - n; | |
5332 frame_new_height(fr, n, !up, FALSE); | |
5333 } | |
5334 else | |
5335 { | |
5336 frame_new_height(fr, fr->fr_height - offset, !up, FALSE); | |
5337 break; | |
5338 } | |
5339 if (up) | |
5340 fr = fr->fr_prev; | |
5341 else | |
5342 fr = fr->fr_next; | |
5343 } | |
5344 row = win_comp_pos(); | |
5345 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
5346 cmdline_row = row; | |
5347 p_ch = Rows - cmdline_row; | |
5348 if (p_ch < 1) | |
5349 p_ch = 1; | |
824 | 5350 curtab->tp_ch_used = p_ch; |
737 | 5351 redraw_all_later(SOME_VALID); |
7 | 5352 showmode(); |
5353 } | |
5354 | |
5355 #ifdef FEAT_VERTSPLIT | |
5356 /* | |
5357 * Separator line of dragwin is dragged "offset" lines right (negative is left). | |
5358 */ | |
5359 void | |
5360 win_drag_vsep_line(dragwin, offset) | |
5361 win_T *dragwin; | |
5362 int offset; | |
5363 { | |
5364 frame_T *curfr; | |
5365 frame_T *fr; | |
5366 int room; | |
5367 int left; /* if TRUE, drag separator line left, otherwise right */ | |
5368 int n; | |
5369 | |
5370 fr = dragwin->w_frame; | |
840 | 5371 if (fr == topframe) /* only one window (cannot happen?) */ |
7 | 5372 return; |
5373 curfr = fr; | |
5374 fr = fr->fr_parent; | |
5375 /* When the parent frame is not a row of frames, its parent should be. */ | |
5376 if (fr->fr_layout != FR_ROW) | |
5377 { | |
5378 if (fr == topframe) /* only a column of windows (cannot happen?) */ | |
5379 return; | |
5380 curfr = fr; | |
5381 fr = fr->fr_parent; | |
5382 } | |
5383 | |
5384 /* If this is the last frame in a row, may want to resize a parent | |
5385 * frame instead. */ | |
5386 while (curfr->fr_next == NULL) | |
5387 { | |
5388 if (fr == topframe) | |
5389 break; | |
5390 curfr = fr; | |
5391 fr = fr->fr_parent; | |
5392 if (fr != topframe) | |
5393 { | |
5394 curfr = fr; | |
5395 fr = fr->fr_parent; | |
5396 } | |
5397 } | |
5398 | |
5399 if (offset < 0) /* drag left */ | |
5400 { | |
5401 left = TRUE; | |
5402 offset = -offset; | |
5403 /* sum up the room of the current frame and left of it */ | |
5404 room = 0; | |
5405 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
5406 { | |
5407 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5408 if (fr == curfr) | |
5409 break; | |
5410 } | |
5411 fr = curfr->fr_next; /* put fr at frame that grows */ | |
5412 } | |
5413 else /* drag right */ | |
5414 { | |
5415 left = FALSE; | |
5416 /* sum up the room of frames right of the current one */ | |
5417 room = 0; | |
5418 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
5419 room += fr->fr_width - frame_minwidth(fr, NULL); | |
5420 fr = curfr; /* put fr at window that grows */ | |
5421 } | |
5422 | |
5423 if (room < offset) /* Not enough room */ | |
5424 offset = room; /* Move as far as we can */ | |
5425 if (offset <= 0) /* No room at all, quit. */ | |
5426 return; | |
5427 | |
5428 /* grow frame fr by offset lines */ | |
779 | 5429 frame_new_width(fr, fr->fr_width + offset, left, FALSE); |
7 | 5430 |
5431 /* shrink other frames: current and at the left or at the right */ | |
5432 if (left) | |
5433 fr = curfr; /* current frame gets smaller */ | |
5434 else | |
5435 fr = curfr->fr_next; /* next frame gets smaller */ | |
5436 | |
5437 while (fr != NULL && offset > 0) | |
5438 { | |
5439 n = frame_minwidth(fr, NULL); | |
5440 if (fr->fr_width - offset <= n) | |
5441 { | |
5442 offset -= fr->fr_width - n; | |
779 | 5443 frame_new_width(fr, n, !left, FALSE); |
7 | 5444 } |
5445 else | |
5446 { | |
779 | 5447 frame_new_width(fr, fr->fr_width - offset, !left, FALSE); |
7 | 5448 break; |
5449 } | |
5450 if (left) | |
5451 fr = fr->fr_prev; | |
5452 else | |
5453 fr = fr->fr_next; | |
5454 } | |
5455 (void)win_comp_pos(); | |
5456 redraw_all_later(NOT_VALID); | |
5457 } | |
5458 #endif /* FEAT_VERTSPLIT */ | |
5459 #endif /* FEAT_MOUSE */ | |
5460 | |
5461 #endif /* FEAT_WINDOWS */ | |
5462 | |
2665 | 5463 #define FRACTION_MULT 16384L |
5464 | |
5465 /* | |
5466 * Set wp->w_fraction for the current w_wrow and w_height. | |
5467 */ | |
5468 static void | |
5469 set_fraction(wp) | |
5470 win_T *wp; | |
5471 { | |
5472 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT | |
5473 + FRACTION_MULT / 2) / (long)wp->w_height; | |
5474 } | |
5475 | |
7 | 5476 /* |
5477 * Set the height of a window. | |
5478 * This takes care of the things inside the window, not what happens to the | |
5479 * window position, the frame or to other windows. | |
5480 */ | |
5481 static void | |
5482 win_new_height(wp, height) | |
5483 win_T *wp; | |
5484 int height; | |
5485 { | |
5486 linenr_T lnum; | |
5487 int sline, line_size; | |
5488 | |
5489 /* Don't want a negative height. Happens when splitting a tiny window. | |
5490 * Will equalize heights soon to fix it. */ | |
5491 if (height < 0) | |
5492 height = 0; | |
826 | 5493 if (wp->w_height == height) |
5494 return; /* nothing to do */ | |
7 | 5495 |
5496 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0) | |
2665 | 5497 set_fraction(wp); |
7 | 5498 |
5499 wp->w_height = height; | |
5500 wp->w_skipcol = 0; | |
5501 | |
5502 /* Don't change w_topline when height is zero. Don't set w_topline when | |
5503 * 'scrollbind' is set and this isn't the current window. */ | |
5504 if (height > 0 | |
5505 #ifdef FEAT_SCROLLBIND | |
5506 && (!wp->w_p_scb || wp == curwin) | |
5507 #endif | |
5508 ) | |
5509 { | |
47 | 5510 /* |
5511 * Find a value for w_topline that shows the cursor at the same | |
5512 * relative position in the window as before (more or less). | |
5513 */ | |
7 | 5514 lnum = wp->w_cursor.lnum; |
5515 if (lnum < 1) /* can happen when starting up */ | |
5516 lnum = 1; | |
5517 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT; | |
5518 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1; | |
5519 sline = wp->w_wrow - line_size; | |
1023 | 5520 |
5521 if (sline >= 0) | |
5522 { | |
5523 /* Make sure the whole cursor line is visible, if possible. */ | |
5524 int rows = plines_win(wp, lnum, FALSE); | |
5525 | |
5526 if (sline > wp->w_height - rows) | |
5527 { | |
5528 sline = wp->w_height - rows; | |
5529 wp->w_wrow -= rows - line_size; | |
5530 } | |
5531 } | |
5532 | |
7 | 5533 if (sline < 0) |
5534 { | |
5535 /* | |
5536 * Cursor line would go off top of screen if w_wrow was this high. | |
1023 | 5537 * Make cursor line the first line in the window. If not enough |
5538 * room use w_skipcol; | |
7 | 5539 */ |
5540 wp->w_wrow = line_size; | |
1023 | 5541 if (wp->w_wrow >= wp->w_height |
5542 && (W_WIDTH(wp) - win_col_off(wp)) > 0) | |
5543 { | |
5544 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp); | |
5545 --wp->w_wrow; | |
5546 while (wp->w_wrow >= wp->w_height) | |
5547 { | |
5548 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp) | |
5549 + win_col_off2(wp); | |
5550 --wp->w_wrow; | |
5551 } | |
5552 } | |
7 | 5553 } |
5554 else | |
5555 { | |
1023 | 5556 while (sline > 0 && lnum > 1) |
7 | 5557 { |
5558 #ifdef FEAT_FOLDING | |
5559 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL); | |
5560 if (lnum == 1) | |
5561 { | |
5562 /* first line in buffer is folded */ | |
5563 line_size = 1; | |
5564 --sline; | |
5565 break; | |
5566 } | |
5567 #endif | |
5568 --lnum; | |
5569 #ifdef FEAT_DIFF | |
5570 if (lnum == wp->w_topline) | |
5571 line_size = plines_win_nofill(wp, lnum, TRUE) | |
5572 + wp->w_topfill; | |
5573 else | |
5574 #endif | |
5575 line_size = plines_win(wp, lnum, TRUE); | |
5576 sline -= line_size; | |
5577 } | |
47 | 5578 |
7 | 5579 if (sline < 0) |
5580 { | |
5581 /* | |
5582 * Line we want at top would go off top of screen. Use next | |
5583 * line instead. | |
5584 */ | |
5585 #ifdef FEAT_FOLDING | |
5586 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL); | |
5587 #endif | |
5588 lnum++; | |
5589 wp->w_wrow -= line_size + sline; | |
5590 } | |
5591 else if (sline > 0) | |
5592 { | |
5593 /* First line of file reached, use that as topline. */ | |
5594 lnum = 1; | |
5595 wp->w_wrow -= sline; | |
5596 } | |
5597 } | |
5598 set_topline(wp, lnum); | |
5599 } | |
5600 | |
5601 if (wp == curwin) | |
5602 { | |
5603 if (p_so) | |
5604 update_topline(); | |
5605 curs_columns(FALSE); /* validate w_wrow */ | |
5606 } | |
5607 wp->w_prev_fraction_row = wp->w_wrow; | |
5608 | |
5609 win_comp_scroll(wp); | |
737 | 5610 redraw_win_later(wp, SOME_VALID); |
7 | 5611 #ifdef FEAT_WINDOWS |
5612 wp->w_redr_status = TRUE; | |
5613 #endif | |
5614 invalidate_botline_win(wp); | |
5615 } | |
5616 | |
5617 #ifdef FEAT_VERTSPLIT | |
5618 /* | |
5619 * Set the width of a window. | |
5620 */ | |
5621 static void | |
5622 win_new_width(wp, width) | |
5623 win_T *wp; | |
5624 int width; | |
5625 { | |
5626 wp->w_width = width; | |
5627 wp->w_lines_valid = 0; | |
5628 changed_line_abv_curs_win(wp); | |
5629 invalidate_botline_win(wp); | |
5630 if (wp == curwin) | |
5631 { | |
5632 update_topline(); | |
5633 curs_columns(TRUE); /* validate w_wrow */ | |
5634 } | |
5635 redraw_win_later(wp, NOT_VALID); | |
5636 wp->w_redr_status = TRUE; | |
5637 } | |
5638 #endif | |
5639 | |
5640 void | |
5641 win_comp_scroll(wp) | |
5642 win_T *wp; | |
5643 { | |
5644 wp->w_p_scr = ((unsigned)wp->w_height >> 1); | |
5645 if (wp->w_p_scr == 0) | |
5646 wp->w_p_scr = 1; | |
5647 } | |
5648 | |
5649 /* | |
5650 * command_height: called whenever p_ch has been changed | |
5651 */ | |
5652 void | |
824 | 5653 command_height() |
7 | 5654 { |
5655 #ifdef FEAT_WINDOWS | |
5656 int h; | |
5657 frame_T *frp; | |
824 | 5658 int old_p_ch = curtab->tp_ch_used; |
5659 | |
5660 /* Use the value of p_ch that we remembered. This is needed for when the | |
5661 * GUI starts up, we can't be sure in what order things happen. And when | |
5662 * p_ch was changed in another tab page. */ | |
5663 curtab->tp_ch_used = p_ch; | |
170 | 5664 |
7 | 5665 /* Find bottom frame with width of screen. */ |
5666 frp = lastwin->w_frame; | |
5667 # ifdef FEAT_VERTSPLIT | |
5668 while (frp->fr_width != Columns && frp->fr_parent != NULL) | |
5669 frp = frp->fr_parent; | |
5670 # endif | |
5671 | |
5672 /* Avoid changing the height of a window with 'winfixheight' set. */ | |
5673 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF | |
5674 && frp->fr_win->w_p_wfh) | |
5675 frp = frp->fr_prev; | |
5676 | |
5677 if (starting != NO_SCREEN) | |
5678 { | |
5679 cmdline_row = Rows - p_ch; | |
5680 | |
5681 if (p_ch > old_p_ch) /* p_ch got bigger */ | |
5682 { | |
5683 while (p_ch > old_p_ch) | |
5684 { | |
5685 if (frp == NULL) | |
5686 { | |
5687 EMSG(_(e_noroom)); | |
5688 p_ch = old_p_ch; | |
1404 | 5689 curtab->tp_ch_used = p_ch; |
7 | 5690 cmdline_row = Rows - p_ch; |
5691 break; | |
5692 } | |
5693 h = frp->fr_height - frame_minheight(frp, NULL); | |
5694 if (h > p_ch - old_p_ch) | |
5695 h = p_ch - old_p_ch; | |
5696 old_p_ch += h; | |
5697 frame_add_height(frp, -h); | |
5698 frp = frp->fr_prev; | |
5699 } | |
5700 | |
5701 /* Recompute window positions. */ | |
5702 (void)win_comp_pos(); | |
5703 | |
5704 /* clear the lines added to cmdline */ | |
5705 if (full_screen) | |
5706 screen_fill((int)(cmdline_row), (int)Rows, 0, | |
5707 (int)Columns, ' ', ' ', 0); | |
5708 msg_row = cmdline_row; | |
5709 redraw_cmdline = TRUE; | |
5710 return; | |
5711 } | |
5712 | |
5713 if (msg_row < cmdline_row) | |
5714 msg_row = cmdline_row; | |
5715 redraw_cmdline = TRUE; | |
5716 } | |
5717 frame_add_height(frp, (int)(old_p_ch - p_ch)); | |
5718 | |
5719 /* Recompute window positions. */ | |
5720 if (frp != lastwin->w_frame) | |
5721 (void)win_comp_pos(); | |
5722 #else | |
5723 cmdline_row = Rows - p_ch; | |
824 | 5724 win_setheight(cmdline_row); |
7 | 5725 #endif |
5726 } | |
5727 | |
5728 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
5729 /* | |
5730 * Resize frame "frp" to be "n" lines higher (negative for less high). | |
5731 * Also resize the frames it is contained in. | |
5732 */ | |
5733 static void | |
5734 frame_add_height(frp, n) | |
5735 frame_T *frp; | |
5736 int n; | |
5737 { | |
5738 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE); | |
5739 for (;;) | |
5740 { | |
5741 frp = frp->fr_parent; | |
5742 if (frp == NULL) | |
5743 break; | |
5744 frp->fr_height += n; | |
5745 } | |
5746 } | |
5747 | |
5748 /* | |
5749 * Add or remove a status line for the bottom window(s), according to the | |
5750 * value of 'laststatus'. | |
5751 */ | |
5752 void | |
5753 last_status(morewin) | |
5754 int morewin; /* pretend there are two or more windows */ | |
5755 { | |
5756 /* Don't make a difference between horizontal or vertical split. */ | |
5757 last_status_rec(topframe, (p_ls == 2 | |
5758 || (p_ls == 1 && (morewin || lastwin != firstwin)))); | |
5759 } | |
5760 | |
5761 static void | |
5762 last_status_rec(fr, statusline) | |
5763 frame_T *fr; | |
5764 int statusline; | |
5765 { | |
5766 frame_T *fp; | |
5767 win_T *wp; | |
5768 | |
5769 if (fr->fr_layout == FR_LEAF) | |
5770 { | |
5771 wp = fr->fr_win; | |
5772 if (wp->w_status_height != 0 && !statusline) | |
5773 { | |
5774 /* remove status line */ | |
5775 win_new_height(wp, wp->w_height + 1); | |
5776 wp->w_status_height = 0; | |
5777 comp_col(); | |
5778 } | |
5779 else if (wp->w_status_height == 0 && statusline) | |
5780 { | |
5781 /* Find a frame to take a line from. */ | |
5782 fp = fr; | |
5783 while (fp->fr_height <= frame_minheight(fp, NULL)) | |
5784 { | |
5785 if (fp == topframe) | |
5786 { | |
5787 EMSG(_(e_noroom)); | |
5788 return; | |
5789 } | |
5790 /* In a column of frames: go to frame above. If already at | |
5791 * the top or in a row of frames: go to parent. */ | |
5792 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL) | |
5793 fp = fp->fr_prev; | |
5794 else | |
5795 fp = fp->fr_parent; | |
5796 } | |
5797 wp->w_status_height = 1; | |
5798 if (fp != fr) | |
5799 { | |
5800 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE); | |
5801 frame_fix_height(wp); | |
5802 (void)win_comp_pos(); | |
5803 } | |
5804 else | |
5805 win_new_height(wp, wp->w_height - 1); | |
5806 comp_col(); | |
737 | 5807 redraw_all_later(SOME_VALID); |
7 | 5808 } |
5809 } | |
5810 #ifdef FEAT_VERTSPLIT | |
5811 else if (fr->fr_layout == FR_ROW) | |
5812 { | |
5813 /* vertically split windows, set status line for each one */ | |
5814 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next) | |
5815 last_status_rec(fp, statusline); | |
5816 } | |
5817 #endif | |
5818 else | |
5819 { | |
5820 /* horizontally split window, set status line for last one */ | |
5821 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
5822 ; | |
5823 last_status_rec(fp, statusline); | |
5824 } | |
5825 } | |
5826 | |
667 | 5827 /* |
668 | 5828 * Return the number of lines used by the tab page line. |
667 | 5829 */ |
5830 int | |
685 | 5831 tabline_height() |
667 | 5832 { |
685 | 5833 #ifdef FEAT_GUI_TABLINE |
5834 /* When the GUI has the tabline then this always returns zero. */ | |
5835 if (gui_use_tabline()) | |
5836 return 0; | |
5837 #endif | |
675 | 5838 switch (p_stal) |
668 | 5839 { |
5840 case 0: return 0; | |
5841 case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1; | |
5842 } | |
667 | 5843 return 1; |
5844 } | |
5845 | |
7 | 5846 #endif /* FEAT_WINDOWS */ |
5847 | |
5848 #if defined(FEAT_SEARCHPATH) || defined(PROTO) | |
5849 /* | |
344 | 5850 * Get the file name at the cursor. |
5851 * If Visual mode is active, use the selected text if it's in one line. | |
5852 * Returns the name in allocated memory, NULL for failure. | |
5853 */ | |
5854 char_u * | |
681 | 5855 grab_file_name(count, file_lnum) |
5856 long count; | |
5857 linenr_T *file_lnum; | |
344 | 5858 { |
5859 # ifdef FEAT_VISUAL | |
5860 if (VIsual_active) | |
5861 { | |
5862 int len; | |
5863 char_u *ptr; | |
5864 | |
5865 if (get_visual_text(NULL, &ptr, &len) == FAIL) | |
5866 return NULL; | |
5867 return find_file_name_in_path(ptr, len, | |
5868 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname); | |
5869 } | |
5870 # endif | |
681 | 5871 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count, |
5872 file_lnum); | |
5873 | |
344 | 5874 } |
5875 | |
5876 /* | |
7 | 5877 * Return the file name under or after the cursor. |
5878 * | |
5879 * The 'path' option is searched if the file name is not absolute. | |
5880 * The string returned has been alloc'ed and should be freed by the caller. | |
5881 * NULL is returned if the file name or file is not found. | |
5882 * | |
5883 * options: | |
5884 * FNAME_MESS give error messages | |
5885 * FNAME_EXP expand to path | |
5886 * FNAME_HYP check for hypertext link | |
5887 * FNAME_INCL apply "includeexpr" | |
5888 */ | |
5889 char_u * | |
681 | 5890 file_name_at_cursor(options, count, file_lnum) |
5891 int options; | |
5892 long count; | |
5893 linenr_T *file_lnum; | |
7 | 5894 { |
5895 return file_name_in_line(ml_get_curline(), | |
681 | 5896 curwin->w_cursor.col, options, count, curbuf->b_ffname, |
5897 file_lnum); | |
7 | 5898 } |
5899 | |
5900 /* | |
5901 * Return the name of the file under or after ptr[col]. | |
5902 * Otherwise like file_name_at_cursor(). | |
5903 */ | |
5904 char_u * | |
681 | 5905 file_name_in_line(line, col, options, count, rel_fname, file_lnum) |
7 | 5906 char_u *line; |
5907 int col; | |
5908 int options; | |
5909 long count; | |
5910 char_u *rel_fname; /* file we are searching relative to */ | |
681 | 5911 linenr_T *file_lnum; /* line number after the file name */ |
7 | 5912 { |
5913 char_u *ptr; | |
5914 int len; | |
5915 | |
5916 /* | |
5917 * search forward for what could be the start of a file name | |
5918 */ | |
5919 ptr = line + col; | |
5920 while (*ptr != NUL && !vim_isfilec(*ptr)) | |
345 | 5921 mb_ptr_adv(ptr); |
7 | 5922 if (*ptr == NUL) /* nothing found */ |
5923 { | |
5924 if (options & FNAME_MESS) | |
5925 EMSG(_("E446: No file name under cursor")); | |
5926 return NULL; | |
5927 } | |
5928 | |
5929 /* | |
5930 * Search backward for first char of the file name. | |
5931 * Go one char back to ":" before "//" even when ':' is not in 'isfname'. | |
5932 */ | |
5933 while (ptr > line) | |
5934 { | |
5935 #ifdef FEAT_MBYTE | |
5936 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0) | |
5937 ptr -= len + 1; | |
5938 else | |
5939 #endif | |
5940 if (vim_isfilec(ptr[-1]) | |
5941 || ((options & FNAME_HYP) && path_is_url(ptr - 1))) | |
5942 --ptr; | |
5943 else | |
5944 break; | |
5945 } | |
5946 | |
5947 /* | |
5948 * Search forward for the last char of the file name. | |
5949 * Also allow "://" when ':' is not in 'isfname'. | |
5950 */ | |
5951 len = 0; | |
5952 while (vim_isfilec(ptr[len]) | |
5953 || ((options & FNAME_HYP) && path_is_url(ptr + len))) | |
5954 #ifdef FEAT_MBYTE | |
5955 if (has_mbyte) | |
474 | 5956 len += (*mb_ptr2len)(ptr + len); |
7 | 5957 else |
5958 #endif | |
5959 ++len; | |
5960 | |
5961 /* | |
5962 * If there is trailing punctuation, remove it. | |
5963 * But don't remove "..", could be a directory name. | |
5964 */ | |
5965 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL | |
5966 && ptr[len - 2] != '.') | |
5967 --len; | |
5968 | |
681 | 5969 if (file_lnum != NULL) |
5970 { | |
5971 char_u *p; | |
5972 | |
5973 /* Get the number after the file name and a separator character */ | |
5974 p = ptr + len; | |
5975 p = skipwhite(p); | |
5976 if (*p != NUL) | |
5977 { | |
5978 if (!isdigit(*p)) | |
5979 ++p; /* skip the separator */ | |
5980 p = skipwhite(p); | |
5981 if (isdigit(*p)) | |
5982 *file_lnum = (int)getdigits(&p); | |
5983 } | |
5984 } | |
5985 | |
7 | 5986 return find_file_name_in_path(ptr, len, options, count, rel_fname); |
5987 } | |
5988 | |
5989 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
5990 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len)); | |
5991 | |
5992 static char_u * | |
5993 eval_includeexpr(ptr, len) | |
5994 char_u *ptr; | |
5995 int len; | |
5996 { | |
5997 char_u *res; | |
5998 | |
5999 set_vim_var_string(VV_FNAME, ptr, len); | |
633 | 6000 res = eval_to_string_safe(curbuf->b_p_inex, NULL, |
681 | 6001 was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL)); |
7 | 6002 set_vim_var_string(VV_FNAME, NULL, 0); |
6003 return res; | |
6004 } | |
6005 #endif | |
6006 | |
6007 /* | |
6008 * Return the name of the file ptr[len] in 'path'. | |
6009 * Otherwise like file_name_at_cursor(). | |
6010 */ | |
6011 char_u * | |
6012 find_file_name_in_path(ptr, len, options, count, rel_fname) | |
6013 char_u *ptr; | |
6014 int len; | |
6015 int options; | |
6016 long count; | |
6017 char_u *rel_fname; /* file we are searching relative to */ | |
6018 { | |
6019 char_u *file_name; | |
6020 int c; | |
6021 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6022 char_u *tofree = NULL; | |
6023 | |
6024 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
6025 { | |
6026 tofree = eval_includeexpr(ptr, len); | |
6027 if (tofree != NULL) | |
6028 { | |
6029 ptr = tofree; | |
6030 len = (int)STRLEN(ptr); | |
6031 } | |
6032 } | |
6033 # endif | |
6034 | |
6035 if (options & FNAME_EXP) | |
6036 { | |
6037 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
6038 TRUE, rel_fname); | |
6039 | |
6040 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6041 /* | |
6042 * If the file could not be found in a normal way, try applying | |
6043 * 'includeexpr' (unless done already). | |
6044 */ | |
6045 if (file_name == NULL | |
6046 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
6047 { | |
6048 tofree = eval_includeexpr(ptr, len); | |
6049 if (tofree != NULL) | |
6050 { | |
6051 ptr = tofree; | |
6052 len = (int)STRLEN(ptr); | |
6053 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
6054 TRUE, rel_fname); | |
6055 } | |
6056 } | |
6057 # endif | |
6058 if (file_name == NULL && (options & FNAME_MESS)) | |
6059 { | |
6060 c = ptr[len]; | |
6061 ptr[len] = NUL; | |
6062 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr); | |
6063 ptr[len] = c; | |
6064 } | |
6065 | |
6066 /* Repeat finding the file "count" times. This matters when it | |
6067 * appears several times in the path. */ | |
6068 while (file_name != NULL && --count > 0) | |
6069 { | |
6070 vim_free(file_name); | |
6071 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname); | |
6072 } | |
6073 } | |
6074 else | |
6075 file_name = vim_strnsave(ptr, len); | |
6076 | |
6077 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
6078 vim_free(tofree); | |
6079 # endif | |
6080 | |
6081 return file_name; | |
6082 } | |
6083 #endif /* FEAT_SEARCHPATH */ | |
6084 | |
6085 /* | |
6086 * Check if the "://" of a URL is at the pointer, return URL_SLASH. | |
6087 * Also check for ":\\", which MS Internet Explorer accepts, return | |
6088 * URL_BACKSLASH. | |
6089 */ | |
6090 static int | |
6091 path_is_url(p) | |
6092 char_u *p; | |
6093 { | |
6094 if (STRNCMP(p, "://", (size_t)3) == 0) | |
6095 return URL_SLASH; | |
6096 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0) | |
6097 return URL_BACKSLASH; | |
6098 return 0; | |
6099 } | |
6100 | |
6101 /* | |
6102 * Check if "fname" starts with "name://". Return URL_SLASH if it does. | |
6103 * Return URL_BACKSLASH for "name:\\". | |
6104 * Return zero otherwise. | |
6105 */ | |
6106 int | |
6107 path_with_url(fname) | |
6108 char_u *fname; | |
6109 { | |
6110 char_u *p; | |
6111 | |
6112 for (p = fname; isalpha(*p); ++p) | |
6113 ; | |
6114 return path_is_url(p); | |
6115 } | |
6116 | |
6117 /* | |
6118 * Return TRUE if "name" is a full (absolute) path name or URL. | |
6119 */ | |
6120 int | |
6121 vim_isAbsName(name) | |
6122 char_u *name; | |
6123 { | |
6124 return (path_with_url(name) != 0 || mch_isFullName(name)); | |
6125 } | |
6126 | |
6127 /* | |
592 | 6128 * Get absolute file name into buffer "buf[len]". |
7 | 6129 * |
6130 * return FAIL for failure, OK otherwise | |
6131 */ | |
6132 int | |
6133 vim_FullName(fname, buf, len, force) | |
6134 char_u *fname, *buf; | |
6135 int len; | |
592 | 6136 int force; /* force expansion even when already absolute */ |
7 | 6137 { |
6138 int retval = OK; | |
6139 int url; | |
6140 | |
6141 *buf = NUL; | |
6142 if (fname == NULL) | |
6143 return FAIL; | |
6144 | |
6145 url = path_with_url(fname); | |
6146 if (!url) | |
6147 retval = mch_FullName(fname, buf, len, force); | |
6148 if (url || retval == FAIL) | |
6149 { | |
6150 /* something failed; use the file name (truncate when too long) */ | |
416 | 6151 vim_strncpy(buf, fname, len - 1); |
7 | 6152 } |
6153 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN) | |
6154 slash_adjust(buf); | |
6155 #endif | |
6156 return retval; | |
6157 } | |
6158 | |
6159 /* | |
6160 * Return the minimal number of rows that is needed on the screen to display | |
6161 * the current number of windows. | |
6162 */ | |
6163 int | |
6164 min_rows() | |
6165 { | |
6166 int total; | |
671 | 6167 #ifdef FEAT_WINDOWS |
6168 tabpage_T *tp; | |
6169 int n; | |
6170 #endif | |
7 | 6171 |
6172 if (firstwin == NULL) /* not initialized yet */ | |
6173 return MIN_LINES; | |
6174 | |
6175 #ifdef FEAT_WINDOWS | |
671 | 6176 total = 0; |
6177 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
6178 { | |
6179 n = frame_minheight(tp->tp_topframe, NULL); | |
6180 if (total < n) | |
6181 total = n; | |
6182 } | |
685 | 6183 total += tabline_height(); |
7 | 6184 #else |
671 | 6185 total = 1; /* at least one window should have a line! */ |
7 | 6186 #endif |
671 | 6187 total += 1; /* count the room for the command line */ |
7 | 6188 return total; |
6189 } | |
6190 | |
6191 /* | |
672 | 6192 * Return TRUE if there is only one window (in the current tab page), not |
6193 * counting a help or preview window, unless it is the current window. | |
1906 | 6194 * Does not count "aucmd_win". |
7 | 6195 */ |
6196 int | |
6197 only_one_window() | |
6198 { | |
6199 #ifdef FEAT_WINDOWS | |
6200 int count = 0; | |
6201 win_T *wp; | |
6202 | |
667 | 6203 /* If there is another tab page there always is another window. */ |
6204 if (first_tabpage->tp_next != NULL) | |
6205 return FALSE; | |
6206 | |
7 | 6207 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
1906 | 6208 if ((!((wp->w_buffer->b_help && !curbuf->b_help) |
7 | 6209 # ifdef FEAT_QUICKFIX |
6210 || wp->w_p_pvw | |
6211 # endif | |
6212 ) || wp == curwin) | |
1906 | 6213 # ifdef FEAT_AUTOCMD |
6214 && wp != aucmd_win | |
6215 # endif | |
6216 ) | |
7 | 6217 ++count; |
6218 return (count <= 1); | |
6219 #else | |
6220 return TRUE; | |
6221 #endif | |
6222 } | |
6223 | |
6224 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO) | |
6225 /* | |
6226 * Correct the cursor line number in other windows. Used after changing the | |
6227 * current buffer, and before applying autocommands. | |
6228 * When "do_curwin" is TRUE, also check current window. | |
6229 */ | |
6230 void | |
6231 check_lnums(do_curwin) | |
6232 int do_curwin; | |
6233 { | |
6234 win_T *wp; | |
6235 | |
6236 #ifdef FEAT_WINDOWS | |
671 | 6237 tabpage_T *tp; |
6238 | |
6239 FOR_ALL_TAB_WINDOWS(tp, wp) | |
7 | 6240 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf) |
6241 #else | |
6242 wp = curwin; | |
6243 if (do_curwin) | |
6244 #endif | |
6245 { | |
6246 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
6247 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
6248 if (wp->w_topline > curbuf->b_ml.ml_line_count) | |
6249 wp->w_topline = curbuf->b_ml.ml_line_count; | |
6250 } | |
6251 } | |
6252 #endif | |
6253 | |
6254 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
6255 | |
6256 /* | |
6257 * A snapshot of the window sizes, to restore them after closing the help | |
6258 * window. | |
6259 * Only these fields are used: | |
6260 * fr_layout | |
6261 * fr_width | |
6262 * fr_height | |
6263 * fr_next | |
6264 * fr_child | |
6265 * fr_win (only valid for the old curwin, NULL otherwise) | |
6266 */ | |
6267 | |
6268 /* | |
6269 * Create a snapshot of the current frame sizes. | |
6270 */ | |
1906 | 6271 void |
6272 make_snapshot(idx) | |
6273 int idx; | |
7 | 6274 { |
1906 | 6275 clear_snapshot(curtab, idx); |
6276 make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]); | |
7 | 6277 } |
6278 | |
6279 static void | |
6280 make_snapshot_rec(fr, frp) | |
6281 frame_T *fr; | |
6282 frame_T **frp; | |
6283 { | |
6284 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
6285 if (*frp == NULL) | |
6286 return; | |
6287 (*frp)->fr_layout = fr->fr_layout; | |
6288 # ifdef FEAT_VERTSPLIT | |
6289 (*frp)->fr_width = fr->fr_width; | |
6290 # endif | |
6291 (*frp)->fr_height = fr->fr_height; | |
6292 if (fr->fr_next != NULL) | |
6293 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next)); | |
6294 if (fr->fr_child != NULL) | |
6295 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child)); | |
6296 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin) | |
6297 (*frp)->fr_win = curwin; | |
6298 } | |
6299 | |
6300 /* | |
6301 * Remove any existing snapshot. | |
6302 */ | |
6303 static void | |
1906 | 6304 clear_snapshot(tp, idx) |
675 | 6305 tabpage_T *tp; |
1906 | 6306 int idx; |
7 | 6307 { |
1906 | 6308 clear_snapshot_rec(tp->tp_snapshot[idx]); |
6309 tp->tp_snapshot[idx] = NULL; | |
7 | 6310 } |
6311 | |
6312 static void | |
6313 clear_snapshot_rec(fr) | |
6314 frame_T *fr; | |
6315 { | |
6316 if (fr != NULL) | |
6317 { | |
6318 clear_snapshot_rec(fr->fr_next); | |
6319 clear_snapshot_rec(fr->fr_child); | |
6320 vim_free(fr); | |
6321 } | |
6322 } | |
6323 | |
6324 /* | |
6325 * Restore a previously created snapshot, if there is any. | |
6326 * This is only done if the screen size didn't change and the window layout is | |
6327 * still the same. | |
6328 */ | |
1906 | 6329 void |
6330 restore_snapshot(idx, close_curwin) | |
6331 int idx; | |
7 | 6332 int close_curwin; /* closing current window */ |
6333 { | |
6334 win_T *wp; | |
6335 | |
1906 | 6336 if (curtab->tp_snapshot[idx] != NULL |
7 | 6337 # ifdef FEAT_VERTSPLIT |
1906 | 6338 && curtab->tp_snapshot[idx]->fr_width == topframe->fr_width |
7 | 6339 # endif |
1906 | 6340 && curtab->tp_snapshot[idx]->fr_height == topframe->fr_height |
6341 && check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK) | |
6342 { | |
6343 wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe); | |
7 | 6344 win_comp_pos(); |
6345 if (wp != NULL && close_curwin) | |
6346 win_goto(wp); | |
6347 redraw_all_later(CLEAR); | |
6348 } | |
1906 | 6349 clear_snapshot(curtab, idx); |
7 | 6350 } |
6351 | |
6352 /* | |
6353 * Check if frames "sn" and "fr" have the same layout, same following frames | |
6354 * and same children. | |
6355 */ | |
6356 static int | |
6357 check_snapshot_rec(sn, fr) | |
6358 frame_T *sn; | |
6359 frame_T *fr; | |
6360 { | |
6361 if (sn->fr_layout != fr->fr_layout | |
6362 || (sn->fr_next == NULL) != (fr->fr_next == NULL) | |
6363 || (sn->fr_child == NULL) != (fr->fr_child == NULL) | |
6364 || (sn->fr_next != NULL | |
6365 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL) | |
6366 || (sn->fr_child != NULL | |
6367 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)) | |
6368 return FAIL; | |
6369 return OK; | |
6370 } | |
6371 | |
6372 /* | |
6373 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all | |
6374 * following frames and children. | |
6375 * Returns a pointer to the old current window, or NULL. | |
6376 */ | |
6377 static win_T * | |
6378 restore_snapshot_rec(sn, fr) | |
6379 frame_T *sn; | |
6380 frame_T *fr; | |
6381 { | |
6382 win_T *wp = NULL; | |
6383 win_T *wp2; | |
6384 | |
6385 fr->fr_height = sn->fr_height; | |
6386 # ifdef FEAT_VERTSPLIT | |
6387 fr->fr_width = sn->fr_width; | |
6388 # endif | |
6389 if (fr->fr_layout == FR_LEAF) | |
6390 { | |
6391 frame_new_height(fr, fr->fr_height, FALSE, FALSE); | |
6392 # ifdef FEAT_VERTSPLIT | |
779 | 6393 frame_new_width(fr, fr->fr_width, FALSE, FALSE); |
7 | 6394 # endif |
6395 wp = sn->fr_win; | |
6396 } | |
6397 if (sn->fr_next != NULL) | |
6398 { | |
6399 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next); | |
6400 if (wp2 != NULL) | |
6401 wp = wp2; | |
6402 } | |
6403 if (sn->fr_child != NULL) | |
6404 { | |
6405 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child); | |
6406 if (wp2 != NULL) | |
6407 wp = wp2; | |
6408 } | |
6409 return wp; | |
6410 } | |
6411 | |
6412 #endif | |
6413 | |
6414 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO) | |
6415 /* | |
6416 * Return TRUE if there is any vertically split window. | |
6417 */ | |
6418 int | |
6419 win_hasvertsplit() | |
6420 { | |
6421 frame_T *fr; | |
6422 | |
6423 if (topframe->fr_layout == FR_ROW) | |
6424 return TRUE; | |
6425 | |
6426 if (topframe->fr_layout == FR_COL) | |
6427 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next) | |
6428 if (fr->fr_layout == FR_ROW) | |
6429 return TRUE; | |
6430 | |
6431 return FALSE; | |
6432 } | |
6433 #endif | |
1326 | 6434 |
6435 #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
6436 /* | |
6437 * Add match to the match list of window 'wp'. The pattern 'pat' will be | |
1698 | 6438 * highlighted with the group 'grp' with priority 'prio'. |
1326 | 6439 * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). |
6440 * If no particular ID is desired, -1 must be specified for 'id'. | |
6441 * Return ID of added match, -1 on failure. | |
6442 */ | |
6443 int | |
6444 match_add(wp, grp, pat, prio, id) | |
6445 win_T *wp; | |
6446 char_u *grp; | |
6447 char_u *pat; | |
6448 int prio; | |
6449 int id; | |
6450 { | |
6451 matchitem_T *cur; | |
6452 matchitem_T *prev; | |
6453 matchitem_T *m; | |
6454 int hlg_id; | |
1338 | 6455 regprog_T *regprog; |
1326 | 6456 |
6457 if (*grp == NUL || *pat == NUL) | |
6458 return -1; | |
6459 if (id < -1 || id == 0) | |
6460 { | |
6461 EMSGN("E799: Invalid ID: %ld (must be greater than or equal to 1)", id); | |
6462 return -1; | |
6463 } | |
6464 if (id != -1) | |
6465 { | |
6466 cur = wp->w_match_head; | |
6467 while (cur != NULL) | |
6468 { | |
6469 if (cur->id == id) | |
6470 { | |
6471 EMSGN("E801: ID already taken: %ld", id); | |
6472 return -1; | |
6473 } | |
6474 cur = cur->next; | |
6475 } | |
6476 } | |
1570 | 6477 if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) |
1326 | 6478 { |
6479 EMSG2(_(e_nogroup), grp); | |
6480 return -1; | |
6481 } | |
1338 | 6482 if ((regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) |
1326 | 6483 { |
6484 EMSG2(_(e_invarg2), pat); | |
6485 return -1; | |
6486 } | |
6487 | |
6488 /* Find available match ID. */ | |
6489 while (id == -1) | |
6490 { | |
6491 cur = wp->w_match_head; | |
6492 while (cur != NULL && cur->id != wp->w_next_match_id) | |
6493 cur = cur->next; | |
6494 if (cur == NULL) | |
6495 id = wp->w_next_match_id; | |
6496 wp->w_next_match_id++; | |
6497 } | |
6498 | |
6499 /* Build new match. */ | |
6500 m = (matchitem_T *)alloc(sizeof(matchitem_T)); | |
6501 m->id = id; | |
6502 m->priority = prio; | |
6503 m->pattern = vim_strsave(pat); | |
6504 m->hlg_id = hlg_id; | |
1338 | 6505 m->match.regprog = regprog; |
6506 m->match.rmm_ic = FALSE; | |
6507 m->match.rmm_maxcol = 0; | |
1326 | 6508 |
6509 /* Insert new match. The match list is in ascending order with regard to | |
6510 * the match priorities. */ | |
6511 cur = wp->w_match_head; | |
6512 prev = cur; | |
6513 while (cur != NULL && prio >= cur->priority) | |
6514 { | |
6515 prev = cur; | |
6516 cur = cur->next; | |
6517 } | |
6518 if (cur == prev) | |
6519 wp->w_match_head = m; | |
6520 else | |
6521 prev->next = m; | |
6522 m->next = cur; | |
6523 | |
6524 redraw_later(SOME_VALID); | |
6525 return id; | |
6526 } | |
6527 | |
6528 /* | |
6529 * Delete match with ID 'id' in the match list of window 'wp'. | |
6530 * Print error messages if 'perr' is TRUE. | |
6531 */ | |
6532 int | |
6533 match_delete(wp, id, perr) | |
6534 win_T *wp; | |
6535 int id; | |
6536 int perr; | |
6537 { | |
6538 matchitem_T *cur = wp->w_match_head; | |
6539 matchitem_T *prev = cur; | |
6540 | |
6541 if (id < 1) | |
6542 { | |
6543 if (perr == TRUE) | |
6544 EMSGN("E802: Invalid ID: %ld (must be greater than or equal to 1)", | |
6545 id); | |
6546 return -1; | |
6547 } | |
6548 while (cur != NULL && cur->id != id) | |
6549 { | |
6550 prev = cur; | |
6551 cur = cur->next; | |
6552 } | |
6553 if (cur == NULL) | |
6554 { | |
6555 if (perr == TRUE) | |
6556 EMSGN("E803: ID not found: %ld", id); | |
6557 return -1; | |
6558 } | |
6559 if (cur == prev) | |
6560 wp->w_match_head = cur->next; | |
6561 else | |
6562 prev->next = cur->next; | |
6563 vim_free(cur->match.regprog); | |
6564 vim_free(cur->pattern); | |
6565 vim_free(cur); | |
6566 redraw_later(SOME_VALID); | |
6567 return 0; | |
6568 } | |
6569 | |
6570 /* | |
6571 * Delete all matches in the match list of window 'wp'. | |
6572 */ | |
6573 void | |
6574 clear_matches(wp) | |
6575 win_T *wp; | |
6576 { | |
6577 matchitem_T *m; | |
6578 | |
6579 while (wp->w_match_head != NULL) | |
6580 { | |
6581 m = wp->w_match_head->next; | |
6582 vim_free(wp->w_match_head->match.regprog); | |
6583 vim_free(wp->w_match_head->pattern); | |
6584 vim_free(wp->w_match_head); | |
6585 wp->w_match_head = m; | |
6586 } | |
6587 redraw_later(SOME_VALID); | |
6588 } | |
6589 | |
6590 /* | |
6591 * Get match from ID 'id' in window 'wp'. | |
6592 * Return NULL if match not found. | |
6593 */ | |
6594 matchitem_T * | |
6595 get_match(wp, id) | |
6596 win_T *wp; | |
6597 int id; | |
6598 { | |
6599 matchitem_T *cur = wp->w_match_head; | |
6600 | |
6601 while (cur != NULL && cur->id != id) | |
6602 cur = cur->next; | |
6603 return cur; | |
6604 } | |
6605 #endif |