Mercurial > vim
annotate src/window.c @ 2306:9577a28005e1 vim73
updated for version 7.2.446
Problem: Crash in GUI when closing the last window in a tabpage. (ryo7000)
Solution: Remove the tabpage from the list before freeing the window.
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Mon, 12 Jul 2010 21:38:19 +0200 |
| parents | 4620acaf4814 |
| children | 233eb4412f5d |
| rev | line source |
|---|---|
| 7 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 2 * | |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * | |
| 5 * Do ":help uganda" in Vim to read a list of people who contributed. | |
| 6 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 7 * See README.txt for an overview of the Vim source code. | |
| 8 */ | |
| 9 | |
| 10 #include "vim.h" | |
| 11 | |
| 12 static int path_is_url __ARGS((char_u *p)); | |
| 13 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 1822 | 14 static void win_init __ARGS((win_T *newp, win_T *oldp, int flags)); |
| 1906 | 15 static void win_init_some __ARGS((win_T *newp, win_T *oldp)); |
| 7 | 16 static void frame_comp_pos __ARGS((frame_T *topfrp, int *row, int *col)); |
| 17 static void frame_setheight __ARGS((frame_T *curfrp, int height)); | |
| 18 #ifdef FEAT_VERTSPLIT | |
| 19 static void frame_setwidth __ARGS((frame_T *curfrp, int width)); | |
| 20 #endif | |
| 21 static void win_exchange __ARGS((long)); | |
| 22 static void win_rotate __ARGS((int, int)); | |
| 23 static void win_totop __ARGS((int size, int flags)); | |
| 24 static void win_equal_rec __ARGS((win_T *next_curwin, int current, frame_T *topfr, int dir, int col, int row, int width, int height)); | |
| 672 | 25 static int last_window __ARGS((void)); |
| 1906 | 26 static int one_window __ARGS((void)); |
| 671 | 27 static win_T *win_free_mem __ARGS((win_T *win, int *dirp, tabpage_T *tp)); |
| 28 static frame_T *win_altframe __ARGS((win_T *win, tabpage_T *tp)); | |
| 667 | 29 static tabpage_T *alt_tabpage __ARGS((void)); |
| 7 | 30 static win_T *frame2win __ARGS((frame_T *frp)); |
| 31 static int frame_has_win __ARGS((frame_T *frp, win_T *wp)); | |
| 32 static void frame_new_height __ARGS((frame_T *topfrp, int height, int topfirst, int wfh)); | |
| 33 static int frame_fixed_height __ARGS((frame_T *frp)); | |
| 34 #ifdef FEAT_VERTSPLIT | |
| 779 | 35 static int frame_fixed_width __ARGS((frame_T *frp)); |
| 7 | 36 static void frame_add_statusline __ARGS((frame_T *frp)); |
| 779 | 37 static void frame_new_width __ARGS((frame_T *topfrp, int width, int leftfirst, int wfw)); |
| 7 | 38 static void frame_add_vsep __ARGS((frame_T *frp)); |
| 39 static int frame_minwidth __ARGS((frame_T *topfrp, win_T *next_curwin)); | |
| 40 static void frame_fix_width __ARGS((win_T *wp)); | |
| 41 #endif | |
| 667 | 42 #endif |
| 675 | 43 static int win_alloc_firstwin __ARGS((win_T *oldwin)); |
| 1906 | 44 static void new_frame __ARGS((win_T *wp)); |
| 667 | 45 #if defined(FEAT_WINDOWS) || defined(PROTO) |
| 672 | 46 static tabpage_T *alloc_tabpage __ARGS((void)); |
| 674 | 47 static int leave_tabpage __ARGS((buf_T *new_curbuf)); |
| 667 | 48 static void enter_tabpage __ARGS((tabpage_T *tp, buf_T *old_curbuf)); |
| 7 | 49 static void frame_fix_height __ARGS((win_T *wp)); |
| 50 static int frame_minheight __ARGS((frame_T *topfrp, win_T *next_curwin)); | |
| 51 static void win_enter_ext __ARGS((win_T *wp, int undo_sync, int no_curwin)); | |
| 671 | 52 static void win_free __ARGS((win_T *wp, tabpage_T *tp)); |
| 7 | 53 static void frame_append __ARGS((frame_T *after, frame_T *frp)); |
| 54 static void frame_insert __ARGS((frame_T *before, frame_T *frp)); | |
| 55 static void frame_remove __ARGS((frame_T *frp)); | |
| 56 #ifdef FEAT_VERTSPLIT | |
| 57 static void win_new_width __ARGS((win_T *wp, int width)); | |
| 58 static void win_goto_ver __ARGS((int up, long count)); | |
| 59 static void win_goto_hor __ARGS((int left, long count)); | |
| 60 #endif | |
| 61 static void frame_add_height __ARGS((frame_T *frp, int n)); | |
| 62 static void last_status_rec __ARGS((frame_T *fr, int statusline)); | |
| 63 | |
| 64 static void make_snapshot_rec __ARGS((frame_T *fr, frame_T **frp)); | |
| 1906 | 65 static void clear_snapshot __ARGS((tabpage_T *tp, int idx)); |
| 7 | 66 static void clear_snapshot_rec __ARGS((frame_T *fr)); |
| 67 static int check_snapshot_rec __ARGS((frame_T *sn, frame_T *fr)); | |
| 68 static win_T *restore_snapshot_rec __ARGS((frame_T *sn, frame_T *fr)); | |
| 69 | |
| 70 #endif /* FEAT_WINDOWS */ | |
| 1326 | 71 |
| 1906 | 72 static win_T *win_alloc __ARGS((win_T *after, int hidden)); |
| 7 | 73 static void win_new_height __ARGS((win_T *, int)); |
| 74 | |
| 75 #define URL_SLASH 1 /* path_is_url() has found "://" */ | |
| 76 #define URL_BACKSLASH 2 /* path_is_url() has found ":\\" */ | |
| 77 | |
| 1187 | 78 #define NOWIN (win_T *)-1 /* non-existing window */ |
| 7 | 79 |
| 170 | 80 #ifdef FEAT_WINDOWS |
| 685 | 81 # define ROWS_AVAIL (Rows - p_ch - tabline_height()) |
| 667 | 82 #else |
| 83 # define ROWS_AVAIL (Rows - p_ch) | |
| 170 | 84 #endif |
| 85 | |
| 7 | 86 #if defined(FEAT_WINDOWS) || defined(PROTO) |
| 826 | 87 |
| 88 static char *m_onlyone = N_("Already only one window"); | |
| 89 | |
| 7 | 90 /* |
| 91 * all CTRL-W window commands are handled here, called from normal_cmd(). | |
| 92 */ | |
| 93 void | |
| 94 do_window(nchar, Prenum, xchar) | |
| 95 int nchar; | |
| 96 long Prenum; | |
| 97 int xchar; /* extra char from ":wincmd gx" or NUL */ | |
| 98 { | |
| 99 long Prenum1; | |
| 100 win_T *wp; | |
| 101 #if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID) | |
| 102 char_u *ptr; | |
| 681 | 103 linenr_T lnum = -1; |
| 7 | 104 #endif |
| 105 #ifdef FEAT_FIND_ID | |
| 106 int type = FIND_DEFINE; | |
| 107 int len; | |
| 108 #endif | |
| 109 char_u cbuf[40]; | |
| 110 | |
| 111 if (Prenum == 0) | |
| 112 Prenum1 = 1; | |
| 113 else | |
| 114 Prenum1 = Prenum; | |
| 115 | |
| 116 #ifdef FEAT_CMDWIN | |
| 117 # define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; } | |
| 118 #else | |
| 119 # define CHECK_CMDWIN | |
| 120 #endif | |
| 121 | |
| 122 switch (nchar) | |
| 123 { | |
| 124 /* split current window in two parts, horizontally */ | |
| 125 case 'S': | |
| 126 case Ctrl_S: | |
| 127 case 's': | |
| 128 CHECK_CMDWIN | |
| 129 #ifdef FEAT_VISUAL | |
| 130 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 131 #endif | |
| 635 | 132 #ifdef FEAT_QUICKFIX |
| 133 /* When splitting the quickfix window open a new buffer in it, | |
| 134 * don't replicate the quickfix buffer. */ | |
| 135 if (bt_quickfix(curbuf)) | |
| 136 goto newwindow; | |
| 137 #endif | |
| 7 | 138 #ifdef FEAT_GUI |
| 139 need_mouse_correct = TRUE; | |
| 140 #endif | |
| 141 win_split((int)Prenum, 0); | |
| 142 break; | |
| 143 | |
| 144 #ifdef FEAT_VERTSPLIT | |
| 145 /* split current window in two parts, vertically */ | |
| 146 case Ctrl_V: | |
| 147 case 'v': | |
| 148 CHECK_CMDWIN | |
| 1664 | 149 # ifdef FEAT_VISUAL |
| 7 | 150 reset_VIsual_and_resel(); /* stop Visual mode */ |
| 1664 | 151 # endif |
| 152 # ifdef FEAT_QUICKFIX | |
| 153 /* When splitting the quickfix window open a new buffer in it, | |
| 154 * don't replicate the quickfix buffer. */ | |
| 155 if (bt_quickfix(curbuf)) | |
| 156 goto newwindow; | |
| 157 # endif | |
| 158 # ifdef FEAT_GUI | |
| 7 | 159 need_mouse_correct = TRUE; |
| 1664 | 160 # endif |
| 7 | 161 win_split((int)Prenum, WSP_VERT); |
| 162 break; | |
| 163 #endif | |
| 164 | |
| 165 /* split current window and edit alternate file */ | |
| 166 case Ctrl_HAT: | |
| 167 case '^': | |
| 168 CHECK_CMDWIN | |
| 169 #ifdef FEAT_VISUAL | |
| 170 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 171 #endif | |
| 172 STRCPY(cbuf, "split #"); | |
| 173 if (Prenum) | |
| 1664 | 174 vim_snprintf((char *)cbuf + 7, sizeof(cbuf) - 7, |
| 175 "%ld", Prenum); | |
| 7 | 176 do_cmdline_cmd(cbuf); |
| 177 break; | |
| 178 | |
| 179 /* open new window */ | |
| 180 case Ctrl_N: | |
| 181 case 'n': | |
| 182 CHECK_CMDWIN | |
| 183 #ifdef FEAT_VISUAL | |
| 184 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 185 #endif | |
| 635 | 186 #ifdef FEAT_QUICKFIX |
| 187 newwindow: | |
| 188 #endif | |
| 7 | 189 if (Prenum) |
| 1664 | 190 /* window height */ |
| 191 vim_snprintf((char *)cbuf, sizeof(cbuf) - 5, "%ld", Prenum); | |
| 7 | 192 else |
| 193 cbuf[0] = NUL; | |
| 1664 | 194 #if defined(FEAT_VERTSPLIT) && defined(FEAT_QUICKFIX) |
| 195 if (nchar == 'v' || nchar == Ctrl_V) | |
| 196 STRCAT(cbuf, "v"); | |
| 197 #endif | |
| 7 | 198 STRCAT(cbuf, "new"); |
| 199 do_cmdline_cmd(cbuf); | |
| 200 break; | |
| 201 | |
| 202 /* quit current window */ | |
| 203 case Ctrl_Q: | |
| 204 case 'q': | |
| 205 #ifdef FEAT_VISUAL | |
| 206 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 207 #endif | |
| 208 do_cmdline_cmd((char_u *)"quit"); | |
| 209 break; | |
| 210 | |
| 211 /* close current window */ | |
| 212 case Ctrl_C: | |
| 213 case 'c': | |
| 214 #ifdef FEAT_VISUAL | |
| 215 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 216 #endif | |
| 217 do_cmdline_cmd((char_u *)"close"); | |
| 218 break; | |
| 219 | |
| 220 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
| 221 /* close preview window */ | |
| 222 case Ctrl_Z: | |
| 223 case 'z': | |
| 224 CHECK_CMDWIN | |
| 225 #ifdef FEAT_VISUAL | |
| 226 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 227 #endif | |
| 228 do_cmdline_cmd((char_u *)"pclose"); | |
| 229 break; | |
| 230 | |
| 231 /* cursor to preview window */ | |
| 232 case 'P': | |
| 233 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 234 if (wp->w_p_pvw) | |
| 235 break; | |
| 236 if (wp == NULL) | |
| 237 EMSG(_("E441: There is no preview window")); | |
| 238 else | |
| 239 win_goto(wp); | |
| 240 break; | |
| 241 #endif | |
| 242 | |
| 243 /* close all but current window */ | |
| 244 case Ctrl_O: | |
| 245 case 'o': | |
| 246 CHECK_CMDWIN | |
| 247 #ifdef FEAT_VISUAL | |
| 248 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 249 #endif | |
| 250 do_cmdline_cmd((char_u *)"only"); | |
| 251 break; | |
| 252 | |
| 253 /* cursor to next window with wrap around */ | |
| 254 case Ctrl_W: | |
| 255 case 'w': | |
| 256 /* cursor to previous window with wrap around */ | |
| 257 case 'W': | |
| 258 CHECK_CMDWIN | |
| 1906 | 259 if (firstwin == lastwin && Prenum != 1) /* just one window */ |
| 7 | 260 beep_flush(); |
| 261 else | |
| 262 { | |
| 263 if (Prenum) /* go to specified window */ | |
| 264 { | |
| 265 for (wp = firstwin; --Prenum > 0; ) | |
| 266 { | |
| 267 if (wp->w_next == NULL) | |
| 268 break; | |
| 269 else | |
| 270 wp = wp->w_next; | |
| 271 } | |
| 272 } | |
| 273 else | |
| 274 { | |
| 275 if (nchar == 'W') /* go to previous window */ | |
| 276 { | |
| 277 wp = curwin->w_prev; | |
| 278 if (wp == NULL) | |
| 279 wp = lastwin; /* wrap around */ | |
| 280 } | |
| 281 else /* go to next window */ | |
| 282 { | |
| 283 wp = curwin->w_next; | |
| 284 if (wp == NULL) | |
| 285 wp = firstwin; /* wrap around */ | |
| 286 } | |
| 287 } | |
| 288 win_goto(wp); | |
| 289 } | |
| 290 break; | |
| 291 | |
| 292 /* cursor to window below */ | |
| 293 case 'j': | |
| 294 case K_DOWN: | |
| 295 case Ctrl_J: | |
| 296 CHECK_CMDWIN | |
| 297 #ifdef FEAT_VERTSPLIT | |
| 298 win_goto_ver(FALSE, Prenum1); | |
| 299 #else | |
| 300 for (wp = curwin; wp->w_next != NULL && Prenum1-- > 0; | |
| 301 wp = wp->w_next) | |
| 302 ; | |
| 303 win_goto(wp); | |
| 304 #endif | |
| 305 break; | |
| 306 | |
| 307 /* cursor to window above */ | |
| 308 case 'k': | |
| 309 case K_UP: | |
| 310 case Ctrl_K: | |
| 311 CHECK_CMDWIN | |
| 312 #ifdef FEAT_VERTSPLIT | |
| 313 win_goto_ver(TRUE, Prenum1); | |
| 314 #else | |
| 315 for (wp = curwin; wp->w_prev != NULL && Prenum1-- > 0; | |
| 316 wp = wp->w_prev) | |
| 317 ; | |
| 318 win_goto(wp); | |
| 319 #endif | |
| 320 break; | |
| 321 | |
| 322 #ifdef FEAT_VERTSPLIT | |
| 323 /* cursor to left window */ | |
| 324 case 'h': | |
| 325 case K_LEFT: | |
| 326 case Ctrl_H: | |
| 327 case K_BS: | |
| 328 CHECK_CMDWIN | |
| 329 win_goto_hor(TRUE, Prenum1); | |
| 330 break; | |
| 331 | |
| 332 /* cursor to right window */ | |
| 333 case 'l': | |
| 334 case K_RIGHT: | |
| 335 case Ctrl_L: | |
| 336 CHECK_CMDWIN | |
| 337 win_goto_hor(FALSE, Prenum1); | |
| 338 break; | |
| 339 #endif | |
| 340 | |
| 826 | 341 /* move window to new tab page */ |
| 342 case 'T': | |
| 1906 | 343 if (one_window()) |
| 826 | 344 MSG(_(m_onlyone)); |
| 345 else | |
| 346 { | |
| 347 tabpage_T *oldtab = curtab; | |
| 348 tabpage_T *newtab; | |
| 349 | |
| 350 /* First create a new tab with the window, then go back to | |
| 351 * the old tab and close the window there. */ | |
| 944 | 352 wp = curwin; |
| 826 | 353 if (win_new_tabpage((int)Prenum) == OK |
| 354 && valid_tabpage(oldtab)) | |
| 355 { | |
| 356 newtab = curtab; | |
| 357 goto_tabpage_tp(oldtab); | |
| 358 if (curwin == wp) | |
| 359 win_close(curwin, FALSE); | |
| 360 if (valid_tabpage(newtab)) | |
| 361 goto_tabpage_tp(newtab); | |
| 362 } | |
| 363 } | |
| 364 break; | |
| 365 | |
| 7 | 366 /* cursor to top-left window */ |
| 367 case 't': | |
| 368 case Ctrl_T: | |
| 369 win_goto(firstwin); | |
| 370 break; | |
| 371 | |
| 372 /* cursor to bottom-right window */ | |
| 373 case 'b': | |
| 374 case Ctrl_B: | |
| 375 win_goto(lastwin); | |
| 376 break; | |
| 377 | |
| 378 /* cursor to last accessed (previous) window */ | |
| 379 case 'p': | |
| 380 case Ctrl_P: | |
| 381 if (prevwin == NULL) | |
| 382 beep_flush(); | |
| 383 else | |
| 384 win_goto(prevwin); | |
| 385 break; | |
| 386 | |
| 387 /* exchange current and next window */ | |
| 388 case 'x': | |
| 389 case Ctrl_X: | |
| 390 CHECK_CMDWIN | |
| 391 win_exchange(Prenum); | |
| 392 break; | |
| 393 | |
| 394 /* rotate windows downwards */ | |
| 395 case Ctrl_R: | |
| 396 case 'r': | |
| 397 CHECK_CMDWIN | |
| 398 #ifdef FEAT_VISUAL | |
| 399 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 400 #endif | |
| 401 win_rotate(FALSE, (int)Prenum1); /* downwards */ | |
| 402 break; | |
| 403 | |
| 404 /* rotate windows upwards */ | |
| 405 case 'R': | |
| 406 CHECK_CMDWIN | |
| 407 #ifdef FEAT_VISUAL | |
| 408 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 409 #endif | |
| 410 win_rotate(TRUE, (int)Prenum1); /* upwards */ | |
| 411 break; | |
| 412 | |
| 413 /* move window to the very top/bottom/left/right */ | |
| 414 case 'K': | |
| 415 case 'J': | |
| 416 #ifdef FEAT_VERTSPLIT | |
| 417 case 'H': | |
| 418 case 'L': | |
| 419 #endif | |
| 420 CHECK_CMDWIN | |
| 421 win_totop((int)Prenum, | |
| 422 ((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0) | |
| 423 | ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT)); | |
| 424 break; | |
| 425 | |
| 426 /* make all windows the same height */ | |
| 427 case '=': | |
| 428 #ifdef FEAT_GUI | |
| 429 need_mouse_correct = TRUE; | |
| 430 #endif | |
| 431 win_equal(NULL, FALSE, 'b'); | |
| 432 break; | |
| 433 | |
| 434 /* increase current window height */ | |
| 435 case '+': | |
| 436 #ifdef FEAT_GUI | |
| 437 need_mouse_correct = TRUE; | |
| 438 #endif | |
| 439 win_setheight(curwin->w_height + (int)Prenum1); | |
| 440 break; | |
| 441 | |
| 442 /* decrease current window height */ | |
| 443 case '-': | |
| 444 #ifdef FEAT_GUI | |
| 445 need_mouse_correct = TRUE; | |
| 446 #endif | |
| 447 win_setheight(curwin->w_height - (int)Prenum1); | |
| 448 break; | |
| 449 | |
| 450 /* set current window height */ | |
| 451 case Ctrl__: | |
| 452 case '_': | |
| 453 #ifdef FEAT_GUI | |
| 454 need_mouse_correct = TRUE; | |
| 455 #endif | |
| 456 win_setheight(Prenum ? (int)Prenum : 9999); | |
| 457 break; | |
| 458 | |
| 459 #ifdef FEAT_VERTSPLIT | |
| 460 /* increase current window width */ | |
| 461 case '>': | |
| 462 #ifdef FEAT_GUI | |
| 463 need_mouse_correct = TRUE; | |
| 464 #endif | |
| 465 win_setwidth(curwin->w_width + (int)Prenum1); | |
| 466 break; | |
| 467 | |
| 468 /* decrease current window width */ | |
| 469 case '<': | |
| 470 #ifdef FEAT_GUI | |
| 471 need_mouse_correct = TRUE; | |
| 472 #endif | |
| 473 win_setwidth(curwin->w_width - (int)Prenum1); | |
| 474 break; | |
| 475 | |
| 476 /* set current window width */ | |
| 477 case '|': | |
| 478 #ifdef FEAT_GUI | |
| 479 need_mouse_correct = TRUE; | |
| 480 #endif | |
| 481 win_setwidth(Prenum != 0 ? (int)Prenum : 9999); | |
| 482 break; | |
| 483 #endif | |
| 484 | |
| 485 /* jump to tag and split window if tag exists (in preview window) */ | |
| 486 #if defined(FEAT_QUICKFIX) | |
| 487 case '}': | |
| 488 CHECK_CMDWIN | |
| 489 if (Prenum) | |
| 490 g_do_tagpreview = Prenum; | |
| 491 else | |
| 492 g_do_tagpreview = p_pvh; | |
| 493 /*FALLTHROUGH*/ | |
| 494 #endif | |
| 495 case ']': | |
| 496 case Ctrl_RSB: | |
| 497 CHECK_CMDWIN | |
| 498 #ifdef FEAT_VISUAL | |
| 499 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 500 #endif | |
| 501 if (Prenum) | |
| 502 postponed_split = Prenum; | |
| 503 else | |
| 504 postponed_split = -1; | |
| 505 | |
| 506 /* Execute the command right here, required when | |
| 507 * "wincmd ]" was used in a function. */ | |
| 508 do_nv_ident(Ctrl_RSB, NUL); | |
| 509 break; | |
| 510 | |
| 511 #ifdef FEAT_SEARCHPATH | |
| 512 /* edit file name under cursor in a new window */ | |
| 513 case 'f': | |
| 681 | 514 case 'F': |
| 7 | 515 case Ctrl_F: |
| 820 | 516 wingotofile: |
| 7 | 517 CHECK_CMDWIN |
| 344 | 518 |
| 681 | 519 ptr = grab_file_name(Prenum1, &lnum); |
| 7 | 520 if (ptr != NULL) |
| 521 { | |
| 820 | 522 # ifdef FEAT_GUI |
| 7 | 523 need_mouse_correct = TRUE; |
| 820 | 524 # endif |
| 7 | 525 setpcmark(); |
| 526 if (win_split(0, 0) == OK) | |
| 527 { | |
| 528 # ifdef FEAT_SCROLLBIND | |
| 529 curwin->w_p_scb = FALSE; | |
| 530 # endif | |
| 1743 | 531 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL, |
| 532 ECMD_HIDE, NULL); | |
| 681 | 533 if (nchar == 'F' && lnum >= 0) |
| 534 { | |
| 535 curwin->w_cursor.lnum = lnum; | |
| 536 check_cursor_lnum(); | |
| 537 beginline(BL_SOL | BL_FIX); | |
| 538 } | |
| 7 | 539 } |
| 540 vim_free(ptr); | |
| 541 } | |
| 542 break; | |
| 543 #endif | |
| 544 | |
| 545 #ifdef FEAT_FIND_ID | |
| 1187 | 546 /* Go to the first occurrence of the identifier under cursor along path in a |
| 7 | 547 * new window -- webb |
| 548 */ | |
| 549 case 'i': /* Go to any match */ | |
| 550 case Ctrl_I: | |
| 551 type = FIND_ANY; | |
| 552 /* FALLTHROUGH */ | |
| 553 case 'd': /* Go to definition, using 'define' */ | |
| 554 case Ctrl_D: | |
| 555 CHECK_CMDWIN | |
| 556 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) | |
| 557 break; | |
| 558 find_pattern_in_path(ptr, 0, len, TRUE, | |
| 559 Prenum == 0 ? TRUE : FALSE, type, | |
| 560 Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM); | |
| 561 curwin->w_set_curswant = TRUE; | |
| 562 break; | |
| 563 #endif | |
| 564 | |
| 170 | 565 case K_KENTER: |
| 566 case CAR: | |
| 567 #if defined(FEAT_QUICKFIX) | |
| 568 /* | |
| 569 * In a quickfix window a <CR> jumps to the error under the | |
| 570 * cursor in a new window. | |
| 571 */ | |
| 572 if (bt_quickfix(curbuf)) | |
| 573 { | |
| 643 | 574 sprintf((char *)cbuf, "split +%ld%s", |
| 575 (long)curwin->w_cursor.lnum, | |
| 576 (curwin->w_llist_ref == NULL) ? "cc" : "ll"); | |
| 170 | 577 do_cmdline_cmd(cbuf); |
| 578 } | |
| 579 #endif | |
| 580 break; | |
| 581 | |
| 582 | |
| 7 | 583 /* CTRL-W g extended commands */ |
| 584 case 'g': | |
| 585 case Ctrl_G: | |
| 586 CHECK_CMDWIN | |
| 587 #ifdef USE_ON_FLY_SCROLL | |
| 588 dont_scroll = TRUE; /* disallow scrolling here */ | |
| 589 #endif | |
| 590 ++no_mapping; | |
| 591 ++allow_keys; /* no mapping for xchar, but allow key codes */ | |
| 592 if (xchar == NUL) | |
| 1389 | 593 xchar = plain_vgetc(); |
| 7 | 594 LANGMAP_ADJUST(xchar, TRUE); |
| 595 --no_mapping; | |
| 596 --allow_keys; | |
| 597 #ifdef FEAT_CMDL_INFO | |
| 598 (void)add_to_showcmd(xchar); | |
| 599 #endif | |
| 600 switch (xchar) | |
| 601 { | |
| 602 #if defined(FEAT_QUICKFIX) | |
| 603 case '}': | |
| 604 xchar = Ctrl_RSB; | |
| 605 if (Prenum) | |
| 606 g_do_tagpreview = Prenum; | |
| 607 else | |
| 608 g_do_tagpreview = p_pvh; | |
| 609 /*FALLTHROUGH*/ | |
| 610 #endif | |
| 611 case ']': | |
| 612 case Ctrl_RSB: | |
| 613 #ifdef FEAT_VISUAL | |
| 614 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 615 #endif | |
| 616 if (Prenum) | |
| 617 postponed_split = Prenum; | |
| 618 else | |
| 619 postponed_split = -1; | |
| 620 | |
| 621 /* Execute the command right here, required when | |
| 622 * "wincmd g}" was used in a function. */ | |
| 623 do_nv_ident('g', xchar); | |
| 624 break; | |
| 625 | |
| 820 | 626 #ifdef FEAT_SEARCHPATH |
| 627 case 'f': /* CTRL-W gf: "gf" in a new tab page */ | |
| 839 | 628 case 'F': /* CTRL-W gF: "gF" in a new tab page */ |
|
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629 cmdmod.tab = tabpage_index(curtab) + 1; |
| 839 | 630 nchar = xchar; |
| 820 | 631 goto wingotofile; |
| 632 #endif | |
| 7 | 633 default: |
| 634 beep_flush(); | |
| 635 break; | |
| 636 } | |
| 637 break; | |
| 638 | |
| 639 default: beep_flush(); | |
| 640 break; | |
| 641 } | |
| 642 } | |
| 643 | |
| 644 /* | |
| 645 * split the current window, implements CTRL-W s and :split | |
| 646 * | |
| 647 * "size" is the height or width for the new window, 0 to use half of current | |
| 648 * height or width. | |
| 649 * | |
| 650 * "flags": | |
| 651 * WSP_ROOM: require enough room for new window | |
| 652 * WSP_VERT: vertical split. | |
| 653 * WSP_TOP: open window at the top-left of the shell (help window). | |
| 654 * WSP_BOT: open window at the bottom-right of the shell (quickfix window). | |
| 655 * WSP_HELP: creating the help window, keep layout snapshot | |
| 656 * | |
| 657 * return FAIL for failure, OK otherwise | |
| 658 */ | |
| 659 int | |
| 660 win_split(size, flags) | |
| 661 int size; | |
| 662 int flags; | |
| 663 { | |
| 682 | 664 /* When the ":tab" modifier was used open a new tab page instead. */ |
| 665 if (may_open_tabpage() == OK) | |
| 666 return OK; | |
| 667 | |
| 7 | 668 /* Add flags from ":vertical", ":topleft" and ":botright". */ |
| 669 flags |= cmdmod.split; | |
| 670 if ((flags & WSP_TOP) && (flags & WSP_BOT)) | |
| 671 { | |
| 672 EMSG(_("E442: Can't split topleft and botright at the same time")); | |
| 673 return FAIL; | |
| 674 } | |
| 675 | |
| 676 /* When creating the help window make a snapshot of the window layout. | |
| 677 * Otherwise clear the snapshot, it's now invalid. */ | |
| 678 if (flags & WSP_HELP) | |
| 1906 | 679 make_snapshot(SNAP_HELP_IDX); |
| 7 | 680 else |
| 1906 | 681 clear_snapshot(curtab, SNAP_HELP_IDX); |
| 7 | 682 |
| 683 return win_split_ins(size, flags, NULL, 0); | |
| 684 } | |
| 685 | |
| 686 /* | |
| 675 | 687 * When "newwin" is NULL: split the current window in two. |
| 7 | 688 * When "newwin" is not NULL: insert this window at the far |
| 689 * top/left/right/bottom. | |
| 690 * return FAIL for failure, OK otherwise | |
| 691 */ | |
| 1906 | 692 int |
| 7 | 693 win_split_ins(size, flags, newwin, dir) |
| 694 int size; | |
| 695 int flags; | |
| 696 win_T *newwin; | |
| 697 int dir; | |
| 698 { | |
| 699 win_T *wp = newwin; | |
| 700 win_T *oldwin; | |
| 701 int new_size = size; | |
| 702 int i; | |
| 703 int need_status = 0; | |
| 704 int do_equal = FALSE; | |
| 705 int needed; | |
| 706 int available; | |
| 707 int oldwin_height = 0; | |
| 708 int layout; | |
| 709 frame_T *frp, *curfrp; | |
| 710 int before; | |
| 711 | |
| 712 if (flags & WSP_TOP) | |
| 713 oldwin = firstwin; | |
| 714 else if (flags & WSP_BOT) | |
| 715 oldwin = lastwin; | |
| 716 else | |
| 717 oldwin = curwin; | |
| 718 | |
| 719 /* add a status line when p_ls == 1 and splitting the first window */ | |
| 720 if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0) | |
| 721 { | |
| 722 if (oldwin->w_height <= p_wmh && newwin == NULL) | |
| 723 { | |
| 724 EMSG(_(e_noroom)); | |
| 725 return FAIL; | |
| 726 } | |
| 727 need_status = STATUS_HEIGHT; | |
| 728 } | |
| 729 | |
| 1114 | 730 #ifdef FEAT_GUI |
| 731 /* May be needed for the scrollbars that are going to change. */ | |
| 732 if (gui.in_use) | |
| 733 out_flush(); | |
| 734 #endif | |
| 735 | |
| 7 | 736 #ifdef FEAT_VERTSPLIT |
| 737 if (flags & WSP_VERT) | |
| 738 { | |
| 739 layout = FR_ROW; | |
| 740 | |
| 741 /* | |
| 742 * Check if we are able to split the current window and compute its | |
| 743 * width. | |
| 744 */ | |
| 745 needed = p_wmw + 1; | |
| 746 if (flags & WSP_ROOM) | |
| 747 needed += p_wiw - p_wmw; | |
| 748 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
| 749 { | |
| 750 available = topframe->fr_width; | |
| 751 needed += frame_minwidth(topframe, NULL); | |
| 752 } | |
| 753 else | |
| 754 available = oldwin->w_width; | |
| 755 if (available < needed && newwin == NULL) | |
| 756 { | |
| 757 EMSG(_(e_noroom)); | |
| 758 return FAIL; | |
| 759 } | |
| 760 if (new_size == 0) | |
| 761 new_size = oldwin->w_width / 2; | |
| 762 if (new_size > oldwin->w_width - p_wmw - 1) | |
| 763 new_size = oldwin->w_width - p_wmw - 1; | |
| 764 if (new_size < p_wmw) | |
| 765 new_size = p_wmw; | |
| 766 | |
| 767 /* if it doesn't fit in the current window, need win_equal() */ | |
| 768 if (oldwin->w_width - new_size - 1 < p_wmw) | |
| 769 do_equal = TRUE; | |
| 779 | 770 |
| 771 /* We don't like to take lines for the new window from a | |
| 772 * 'winfixwidth' window. Take them from a window to the left or right | |
| 773 * instead, if possible. */ | |
| 774 if (oldwin->w_p_wfw) | |
| 775 win_setwidth_win(oldwin->w_width + new_size, oldwin); | |
| 1354 | 776 |
| 777 /* Only make all windows the same width if one of them (except oldwin) | |
| 778 * is wider than one of the split windows. */ | |
| 779 if (!do_equal && p_ea && size == 0 && *p_ead != 'v' | |
| 780 && oldwin->w_frame->fr_parent != NULL) | |
| 781 { | |
| 782 frp = oldwin->w_frame->fr_parent->fr_child; | |
| 783 while (frp != NULL) | |
| 784 { | |
| 785 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
| 786 && (frp->fr_win->w_width > new_size | |
| 787 || frp->fr_win->w_width > oldwin->w_width | |
| 788 - new_size - STATUS_HEIGHT)) | |
| 789 { | |
| 790 do_equal = TRUE; | |
| 791 break; | |
| 792 } | |
| 793 frp = frp->fr_next; | |
| 794 } | |
| 795 } | |
| 7 | 796 } |
| 797 else | |
| 798 #endif | |
| 799 { | |
| 800 layout = FR_COL; | |
| 801 | |
| 802 /* | |
| 803 * Check if we are able to split the current window and compute its | |
| 804 * height. | |
| 805 */ | |
| 806 needed = p_wmh + STATUS_HEIGHT + need_status; | |
| 807 if (flags & WSP_ROOM) | |
| 808 needed += p_wh - p_wmh; | |
| 809 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
| 810 { | |
| 811 available = topframe->fr_height; | |
| 812 needed += frame_minheight(topframe, NULL); | |
| 813 } | |
| 814 else | |
| 815 { | |
| 816 available = oldwin->w_height; | |
| 817 needed += p_wmh; | |
| 818 } | |
| 819 if (available < needed && newwin == NULL) | |
| 820 { | |
| 821 EMSG(_(e_noroom)); | |
| 822 return FAIL; | |
| 823 } | |
| 824 oldwin_height = oldwin->w_height; | |
| 825 if (need_status) | |
| 826 { | |
| 827 oldwin->w_status_height = STATUS_HEIGHT; | |
| 828 oldwin_height -= STATUS_HEIGHT; | |
| 829 } | |
| 830 if (new_size == 0) | |
| 831 new_size = oldwin_height / 2; | |
| 832 | |
| 833 if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT) | |
| 834 new_size = oldwin_height - p_wmh - STATUS_HEIGHT; | |
| 835 if (new_size < p_wmh) | |
| 836 new_size = p_wmh; | |
| 837 | |
| 838 /* if it doesn't fit in the current window, need win_equal() */ | |
| 839 if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh) | |
| 840 do_equal = TRUE; | |
| 841 | |
| 842 /* We don't like to take lines for the new window from a | |
| 843 * 'winfixheight' window. Take them from a window above or below | |
| 844 * instead, if possible. */ | |
| 845 if (oldwin->w_p_wfh) | |
| 846 { | |
| 847 win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT, | |
| 848 oldwin); | |
| 849 oldwin_height = oldwin->w_height; | |
| 850 if (need_status) | |
| 851 oldwin_height -= STATUS_HEIGHT; | |
| 852 } | |
| 1354 | 853 |
| 854 /* Only make all windows the same height if one of them (except oldwin) | |
| 855 * is higher than one of the split windows. */ | |
| 856 if (!do_equal && p_ea && size == 0 | |
| 857 #ifdef FEAT_VERTSPLIT | |
| 858 && *p_ead != 'h' | |
| 859 #endif | |
| 860 && oldwin->w_frame->fr_parent != NULL) | |
| 861 { | |
| 862 frp = oldwin->w_frame->fr_parent->fr_child; | |
| 863 while (frp != NULL) | |
| 864 { | |
| 865 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
| 866 && (frp->fr_win->w_height > new_size | |
| 867 || frp->fr_win->w_height > oldwin_height - new_size | |
| 868 - STATUS_HEIGHT)) | |
| 869 { | |
| 870 do_equal = TRUE; | |
| 871 break; | |
| 872 } | |
| 873 frp = frp->fr_next; | |
| 874 } | |
| 875 } | |
| 7 | 876 } |
| 877 | |
| 878 /* | |
| 879 * allocate new window structure and link it in the window list | |
| 880 */ | |
| 881 if ((flags & WSP_TOP) == 0 | |
| 882 && ((flags & WSP_BOT) | |
| 883 || (flags & WSP_BELOW) | |
| 884 || (!(flags & WSP_ABOVE) | |
| 885 && ( | |
| 886 #ifdef FEAT_VERTSPLIT | |
| 887 (flags & WSP_VERT) ? p_spr : | |
| 888 #endif | |
| 889 p_sb)))) | |
| 890 { | |
| 891 /* new window below/right of current one */ | |
| 892 if (newwin == NULL) | |
| 1906 | 893 wp = win_alloc(oldwin, FALSE); |
| 7 | 894 else |
| 895 win_append(oldwin, wp); | |
| 896 } | |
| 897 else | |
| 898 { | |
| 899 if (newwin == NULL) | |
| 1906 | 900 wp = win_alloc(oldwin->w_prev, FALSE); |
| 7 | 901 else |
| 902 win_append(oldwin->w_prev, wp); | |
| 903 } | |
| 904 | |
| 905 if (newwin == NULL) | |
| 906 { | |
| 907 if (wp == NULL) | |
| 908 return FAIL; | |
| 909 | |
| 1906 | 910 new_frame(wp); |
| 911 if (wp->w_frame == NULL) | |
| 912 { | |
| 913 win_free(wp, NULL); | |
| 914 return FAIL; | |
| 915 } | |
| 916 | |
| 675 | 917 /* make the contents of the new window the same as the current one */ |
| 1822 | 918 win_init(wp, curwin, flags); |
| 7 | 919 } |
| 920 | |
| 921 /* | |
| 922 * Reorganise the tree of frames to insert the new window. | |
| 923 */ | |
| 924 if (flags & (WSP_TOP | WSP_BOT)) | |
| 925 { | |
| 926 #ifdef FEAT_VERTSPLIT | |
| 927 if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0) | |
| 928 || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0)) | |
| 929 #else | |
| 930 if (topframe->fr_layout == FR_COL) | |
| 931 #endif | |
| 932 { | |
| 933 curfrp = topframe->fr_child; | |
| 934 if (flags & WSP_BOT) | |
| 935 while (curfrp->fr_next != NULL) | |
| 936 curfrp = curfrp->fr_next; | |
| 937 } | |
| 938 else | |
| 939 curfrp = topframe; | |
| 940 before = (flags & WSP_TOP); | |
| 941 } | |
| 942 else | |
| 943 { | |
| 944 curfrp = oldwin->w_frame; | |
| 945 if (flags & WSP_BELOW) | |
| 946 before = FALSE; | |
| 947 else if (flags & WSP_ABOVE) | |
| 948 before = TRUE; | |
| 949 else | |
| 950 #ifdef FEAT_VERTSPLIT | |
| 951 if (flags & WSP_VERT) | |
| 952 before = !p_spr; | |
| 953 else | |
| 954 #endif | |
| 955 before = !p_sb; | |
| 956 } | |
| 957 if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout) | |
| 958 { | |
| 959 /* Need to create a new frame in the tree to make a branch. */ | |
| 960 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
| 961 *frp = *curfrp; | |
| 962 curfrp->fr_layout = layout; | |
| 963 frp->fr_parent = curfrp; | |
| 964 frp->fr_next = NULL; | |
| 965 frp->fr_prev = NULL; | |
| 966 curfrp->fr_child = frp; | |
| 967 curfrp->fr_win = NULL; | |
| 968 curfrp = frp; | |
| 969 if (frp->fr_win != NULL) | |
| 970 oldwin->w_frame = frp; | |
| 971 else | |
| 972 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 973 frp->fr_parent = curfrp; | |
| 974 } | |
| 975 | |
| 976 if (newwin == NULL) | |
| 1906 | 977 frp = wp->w_frame; |
| 7 | 978 else |
| 979 frp = newwin->w_frame; | |
| 980 frp->fr_parent = curfrp->fr_parent; | |
| 981 | |
| 982 /* Insert the new frame at the right place in the frame list. */ | |
| 983 if (before) | |
| 984 frame_insert(curfrp, frp); | |
| 985 else | |
| 986 frame_append(curfrp, frp); | |
| 987 | |
| 988 #ifdef FEAT_VERTSPLIT | |
| 989 if (flags & WSP_VERT) | |
| 990 { | |
| 991 wp->w_p_scr = curwin->w_p_scr; | |
| 992 if (need_status) | |
| 993 { | |
|
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994 win_new_height(oldwin, oldwin->w_height - 1); |
| 7 | 995 oldwin->w_status_height = need_status; |
| 996 } | |
| 997 if (flags & (WSP_TOP | WSP_BOT)) | |
| 998 { | |
| 999 /* set height and row of new window to full height */ | |
| 685 | 1000 wp->w_winrow = tabline_height(); |
|
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1001 win_new_height(wp, curfrp->fr_height - (p_ls > 0)); |
| 7 | 1002 wp->w_status_height = (p_ls > 0); |
| 1003 } | |
| 1004 else | |
| 1005 { | |
| 1006 /* height and row of new window is same as current window */ | |
| 1007 wp->w_winrow = oldwin->w_winrow; | |
|
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1008 win_new_height(wp, oldwin->w_height); |
| 7 | 1009 wp->w_status_height = oldwin->w_status_height; |
| 1010 } | |
| 1011 frp->fr_height = curfrp->fr_height; | |
| 1012 | |
| 1013 /* "new_size" of the current window goes to the new window, use | |
| 1014 * one column for the vertical separator */ | |
|
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1015 win_new_width(wp, new_size); |
| 7 | 1016 if (before) |
| 1017 wp->w_vsep_width = 1; | |
| 1018 else | |
| 1019 { | |
| 1020 wp->w_vsep_width = oldwin->w_vsep_width; | |
| 1021 oldwin->w_vsep_width = 1; | |
| 1022 } | |
| 1023 if (flags & (WSP_TOP | WSP_BOT)) | |
| 1024 { | |
| 1025 if (flags & WSP_BOT) | |
| 1026 frame_add_vsep(curfrp); | |
| 1027 /* Set width of neighbor frame */ | |
| 1028 frame_new_width(curfrp, curfrp->fr_width | |
| 779 | 1029 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP, |
| 1030 FALSE); | |
| 7 | 1031 } |
| 1032 else | |
| 779 | 1033 win_new_width(oldwin, oldwin->w_width - (new_size + 1)); |
| 7 | 1034 if (before) /* new window left of current one */ |
| 1035 { | |
| 1036 wp->w_wincol = oldwin->w_wincol; | |
| 1037 oldwin->w_wincol += new_size + 1; | |
| 1038 } | |
| 1039 else /* new window right of current one */ | |
| 1040 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1; | |
| 1041 frame_fix_width(oldwin); | |
| 1042 frame_fix_width(wp); | |
| 1043 } | |
| 1044 else | |
| 1045 #endif | |
| 1046 { | |
| 1047 /* width and column of new window is same as current window */ | |
| 1048 #ifdef FEAT_VERTSPLIT | |
| 1049 if (flags & (WSP_TOP | WSP_BOT)) | |
| 1050 { | |
| 1051 wp->w_wincol = 0; | |
|
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1052 win_new_width(wp, Columns); |
| 7 | 1053 wp->w_vsep_width = 0; |
| 1054 } | |
| 1055 else | |
| 1056 { | |
| 1057 wp->w_wincol = oldwin->w_wincol; | |
|
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1058 win_new_width(wp, oldwin->w_width); |
| 7 | 1059 wp->w_vsep_width = oldwin->w_vsep_width; |
| 1060 } | |
| 1061 frp->fr_width = curfrp->fr_width; | |
| 1062 #endif | |
| 1063 | |
| 1064 /* "new_size" of the current window goes to the new window, use | |
| 1065 * one row for the status line */ | |
| 1066 win_new_height(wp, new_size); | |
| 1067 if (flags & (WSP_TOP | WSP_BOT)) | |
| 1068 frame_new_height(curfrp, curfrp->fr_height | |
| 1069 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE); | |
| 1070 else | |
| 1071 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT)); | |
| 1072 if (before) /* new window above current one */ | |
| 1073 { | |
| 1074 wp->w_winrow = oldwin->w_winrow; | |
| 1075 wp->w_status_height = STATUS_HEIGHT; | |
| 1076 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT; | |
| 1077 } | |
| 1078 else /* new window below current one */ | |
| 1079 { | |
| 1080 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT; | |
| 1081 wp->w_status_height = oldwin->w_status_height; | |
| 1082 oldwin->w_status_height = STATUS_HEIGHT; | |
| 1083 } | |
| 1084 #ifdef FEAT_VERTSPLIT | |
| 1085 if (flags & WSP_BOT) | |
| 1086 frame_add_statusline(curfrp); | |
| 1087 #endif | |
| 1088 frame_fix_height(wp); | |
| 1089 frame_fix_height(oldwin); | |
| 1090 } | |
| 1091 | |
| 1092 if (flags & (WSP_TOP | WSP_BOT)) | |
| 1093 (void)win_comp_pos(); | |
| 1094 | |
| 1095 /* | |
| 1096 * Both windows need redrawing | |
| 1097 */ | |
| 1098 redraw_win_later(wp, NOT_VALID); | |
| 1099 wp->w_redr_status = TRUE; | |
| 1100 redraw_win_later(oldwin, NOT_VALID); | |
| 1101 oldwin->w_redr_status = TRUE; | |
| 1102 | |
| 1103 if (need_status) | |
| 1104 { | |
| 1105 msg_row = Rows - 1; | |
| 1106 msg_col = sc_col; | |
| 1107 msg_clr_eos_force(); /* Old command/ruler may still be there */ | |
| 1108 comp_col(); | |
| 1109 msg_row = Rows - 1; | |
| 1110 msg_col = 0; /* put position back at start of line */ | |
| 1111 } | |
| 1112 | |
| 1113 /* | |
|
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1114 * equalize the window sizes. |
| 7 | 1115 */ |
| 1116 if (do_equal || dir != 0) | |
| 1117 win_equal(wp, TRUE, | |
| 1118 #ifdef FEAT_VERTSPLIT | |
| 1119 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h') | |
| 1120 : dir == 'h' ? 'b' : | |
| 1121 #endif | |
| 1122 'v'); | |
| 1123 | |
| 1124 /* Don't change the window height/width to 'winheight' / 'winwidth' if a | |
| 1125 * size was given. */ | |
| 1126 #ifdef FEAT_VERTSPLIT | |
| 1127 if (flags & WSP_VERT) | |
| 1128 { | |
| 1129 i = p_wiw; | |
| 1130 if (size != 0) | |
| 1131 p_wiw = size; | |
| 1132 | |
| 1133 # ifdef FEAT_GUI | |
| 1134 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */ | |
| 1135 if (gui.in_use) | |
| 1136 gui_init_which_components(NULL); | |
| 1137 # endif | |
| 1138 } | |
| 1139 else | |
| 1140 #endif | |
| 1141 { | |
| 1142 i = p_wh; | |
| 1143 if (size != 0) | |
| 1144 p_wh = size; | |
| 1145 } | |
|
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1146 |
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1147 /* |
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1148 * make the new window the current window |
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1149 */ |
| 7 | 1150 win_enter(wp, FALSE); |
| 1151 #ifdef FEAT_VERTSPLIT | |
| 1152 if (flags & WSP_VERT) | |
| 1153 p_wiw = i; | |
| 1154 else | |
| 1155 #endif | |
| 1156 p_wh = i; | |
| 1157 | |
| 1158 return OK; | |
| 1159 } | |
| 1160 | |
| 1906 | 1161 |
| 675 | 1162 /* |
| 1163 * Initialize window "newp" from window "oldp". | |
| 1164 * Used when splitting a window and when creating a new tab page. | |
| 1165 * The windows will both edit the same buffer. | |
| 1822 | 1166 * WSP_NEWLOC may be specified in flags to prevent the location list from |
| 1167 * being copied. | |
| 675 | 1168 */ |
| 1169 static void | |
| 1822 | 1170 win_init(newp, oldp, flags) |
| 675 | 1171 win_T *newp; |
| 1172 win_T *oldp; | |
| 1887 | 1173 int flags UNUSED; |
| 675 | 1174 { |
| 1175 int i; | |
| 1176 | |
| 1177 newp->w_buffer = oldp->w_buffer; | |
|
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1178 #ifdef FEAT_SYN_HL |
|
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1179 newp->w_s = &(oldp->w_buffer->b_s); |
|
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1180 #endif |
| 675 | 1181 oldp->w_buffer->b_nwindows++; |
| 1182 newp->w_cursor = oldp->w_cursor; | |
| 1183 newp->w_valid = 0; | |
| 1184 newp->w_curswant = oldp->w_curswant; | |
| 1185 newp->w_set_curswant = oldp->w_set_curswant; | |
| 1186 newp->w_topline = oldp->w_topline; | |
| 1187 #ifdef FEAT_DIFF | |
| 1188 newp->w_topfill = oldp->w_topfill; | |
| 1189 #endif | |
| 1190 newp->w_leftcol = oldp->w_leftcol; | |
| 1191 newp->w_pcmark = oldp->w_pcmark; | |
| 1192 newp->w_prev_pcmark = oldp->w_prev_pcmark; | |
| 1193 newp->w_alt_fnum = oldp->w_alt_fnum; | |
| 826 | 1194 newp->w_wrow = oldp->w_wrow; |
| 675 | 1195 newp->w_fraction = oldp->w_fraction; |
| 1196 newp->w_prev_fraction_row = oldp->w_prev_fraction_row; | |
| 1197 #ifdef FEAT_JUMPLIST | |
| 1198 copy_jumplist(oldp, newp); | |
| 1199 #endif | |
| 1200 #ifdef FEAT_QUICKFIX | |
| 1822 | 1201 if (flags & WSP_NEWLOC) |
| 1202 { | |
| 1203 /* Don't copy the location list. */ | |
| 1204 newp->w_llist = NULL; | |
| 1205 newp->w_llist_ref = NULL; | |
| 1206 } | |
| 1207 else | |
| 1208 copy_loclist(oldp, newp); | |
| 675 | 1209 #endif |
| 1210 if (oldp->w_localdir != NULL) | |
| 1211 newp->w_localdir = vim_strsave(oldp->w_localdir); | |
| 1212 | |
| 1906 | 1213 /* copy tagstack and folds */ |
| 675 | 1214 for (i = 0; i < oldp->w_tagstacklen; i++) |
| 1215 { | |
| 1216 newp->w_tagstack[i] = oldp->w_tagstack[i]; | |
| 1217 if (newp->w_tagstack[i].tagname != NULL) | |
| 1218 newp->w_tagstack[i].tagname = | |
| 1219 vim_strsave(newp->w_tagstack[i].tagname); | |
| 1220 } | |
| 1221 newp->w_tagstackidx = oldp->w_tagstackidx; | |
| 1222 newp->w_tagstacklen = oldp->w_tagstacklen; | |
| 1223 # ifdef FEAT_FOLDING | |
| 1224 copyFoldingState(oldp, newp); | |
| 1225 # endif | |
| 1906 | 1226 |
| 1227 win_init_some(newp, oldp); | |
| 1228 } | |
| 1229 | |
| 1230 /* | |
| 1231 * Initialize window "newp" from window"old". | |
| 1232 * Only the essential things are copied. | |
| 1233 */ | |
| 1234 static void | |
| 1235 win_init_some(newp, oldp) | |
| 1236 win_T *newp; | |
| 1237 win_T *oldp; | |
| 1238 { | |
| 1239 /* Use the same argument list. */ | |
| 1240 newp->w_alist = oldp->w_alist; | |
| 1241 ++newp->w_alist->al_refcount; | |
| 1242 newp->w_arg_idx = oldp->w_arg_idx; | |
| 1243 | |
| 1244 /* copy options from existing window */ | |
| 1245 win_copy_options(oldp, newp); | |
| 675 | 1246 } |
| 1247 | |
| 7 | 1248 #endif /* FEAT_WINDOWS */ |
| 1249 | |
| 1250 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 1251 /* | |
| 1252 * Check if "win" is a pointer to an existing window. | |
| 1253 */ | |
| 1254 int | |
| 1255 win_valid(win) | |
| 1256 win_T *win; | |
| 1257 { | |
| 1258 win_T *wp; | |
| 1259 | |
| 1260 if (win == NULL) | |
| 1261 return FALSE; | |
| 1262 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 1263 if (wp == win) | |
| 1264 return TRUE; | |
| 1265 return FALSE; | |
| 1266 } | |
| 1267 | |
| 1268 /* | |
| 1269 * Return the number of windows. | |
| 1270 */ | |
| 1271 int | |
| 1272 win_count() | |
| 1273 { | |
| 1274 win_T *wp; | |
| 1275 int count = 0; | |
| 1276 | |
| 1277 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 1278 ++count; | |
| 1279 return count; | |
| 1280 } | |
| 1281 | |
| 1282 /* | |
| 1283 * Make "count" windows on the screen. | |
| 1284 * Return actual number of windows on the screen. | |
| 1285 * Must be called when there is just one window, filling the whole screen | |
| 1286 * (excluding the command line). | |
| 1287 */ | |
| 1288 int | |
| 1289 make_windows(count, vertical) | |
| 1290 int count; | |
| 1887 | 1291 int vertical UNUSED; /* split windows vertically if TRUE */ |
| 7 | 1292 { |
| 1293 int maxcount; | |
| 1294 int todo; | |
| 1295 | |
| 1296 #ifdef FEAT_VERTSPLIT | |
| 1297 if (vertical) | |
| 1298 { | |
| 1299 /* Each windows needs at least 'winminwidth' lines and a separator | |
| 1300 * column. */ | |
| 1301 maxcount = (curwin->w_width + curwin->w_vsep_width | |
| 1302 - (p_wiw - p_wmw)) / (p_wmw + 1); | |
| 1303 } | |
| 1304 else | |
| 1305 #endif | |
| 1306 { | |
| 1307 /* Each window needs at least 'winminheight' lines and a status line. */ | |
| 1308 maxcount = (curwin->w_height + curwin->w_status_height | |
| 1309 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT); | |
| 1310 } | |
| 1311 | |
| 1312 if (maxcount < 2) | |
| 1313 maxcount = 2; | |
| 1314 if (count > maxcount) | |
| 1315 count = maxcount; | |
| 1316 | |
| 1317 /* | |
| 1318 * add status line now, otherwise first window will be too big | |
| 1319 */ | |
| 1320 if (count > 1) | |
| 1321 last_status(TRUE); | |
| 1322 | |
| 1323 #ifdef FEAT_AUTOCMD | |
| 1324 /* | |
| 1325 * Don't execute autocommands while creating the windows. Must do that | |
| 1326 * when putting the buffers in the windows. | |
| 1327 */ | |
| 1410 | 1328 block_autocmds(); |
| 7 | 1329 #endif |
| 1330 | |
| 1331 /* todo is number of windows left to create */ | |
| 1332 for (todo = count - 1; todo > 0; --todo) | |
| 1333 #ifdef FEAT_VERTSPLIT | |
| 1334 if (vertical) | |
| 1335 { | |
| 1336 if (win_split(curwin->w_width - (curwin->w_width - todo) | |
| 1337 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL) | |
| 1338 break; | |
| 1339 } | |
| 1340 else | |
| 1341 #endif | |
| 1342 { | |
| 1343 if (win_split(curwin->w_height - (curwin->w_height - todo | |
| 1344 * STATUS_HEIGHT) / (todo + 1) | |
| 1345 - STATUS_HEIGHT, WSP_ABOVE) == FAIL) | |
| 1346 break; | |
| 1347 } | |
| 1348 | |
| 1349 #ifdef FEAT_AUTOCMD | |
| 1410 | 1350 unblock_autocmds(); |
| 7 | 1351 #endif |
| 1352 | |
| 1353 /* return actual number of windows */ | |
| 1354 return (count - todo); | |
| 1355 } | |
| 1356 | |
| 1357 /* | |
| 1358 * Exchange current and next window | |
| 1359 */ | |
| 1360 static void | |
| 1361 win_exchange(Prenum) | |
| 1362 long Prenum; | |
| 1363 { | |
| 1364 frame_T *frp; | |
| 1365 frame_T *frp2; | |
| 1366 win_T *wp; | |
| 1367 win_T *wp2; | |
| 1368 int temp; | |
| 1369 | |
| 1370 if (lastwin == firstwin) /* just one window */ | |
| 1371 { | |
| 1372 beep_flush(); | |
| 1373 return; | |
| 1374 } | |
| 1375 | |
| 1376 #ifdef FEAT_GUI | |
| 1377 need_mouse_correct = TRUE; | |
| 1378 #endif | |
| 1379 | |
| 1380 /* | |
| 1381 * find window to exchange with | |
| 1382 */ | |
| 1383 if (Prenum) | |
| 1384 { | |
| 1385 frp = curwin->w_frame->fr_parent->fr_child; | |
| 1386 while (frp != NULL && --Prenum > 0) | |
| 1387 frp = frp->fr_next; | |
| 1388 } | |
| 1389 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */ | |
| 1390 frp = curwin->w_frame->fr_next; | |
| 1391 else /* Swap last window in row/col with previous */ | |
| 1392 frp = curwin->w_frame->fr_prev; | |
| 1393 | |
| 1394 /* We can only exchange a window with another window, not with a frame | |
| 1395 * containing windows. */ | |
| 1396 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin) | |
| 1397 return; | |
| 1398 wp = frp->fr_win; | |
| 1399 | |
| 1400 /* | |
| 1401 * 1. remove curwin from the list. Remember after which window it was in wp2 | |
| 1402 * 2. insert curwin before wp in the list | |
| 1403 * if wp != wp2 | |
| 1404 * 3. remove wp from the list | |
| 1405 * 4. insert wp after wp2 | |
| 1406 * 5. exchange the status line height and vsep width. | |
| 1407 */ | |
| 1408 wp2 = curwin->w_prev; | |
| 1409 frp2 = curwin->w_frame->fr_prev; | |
| 1410 if (wp->w_prev != curwin) | |
| 1411 { | |
| 671 | 1412 win_remove(curwin, NULL); |
| 7 | 1413 frame_remove(curwin->w_frame); |
| 1414 win_append(wp->w_prev, curwin); | |
| 1415 frame_insert(frp, curwin->w_frame); | |
| 1416 } | |
| 1417 if (wp != wp2) | |
| 1418 { | |
| 671 | 1419 win_remove(wp, NULL); |
| 7 | 1420 frame_remove(wp->w_frame); |
| 1421 win_append(wp2, wp); | |
| 1422 if (frp2 == NULL) | |
| 1423 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame); | |
| 1424 else | |
| 1425 frame_append(frp2, wp->w_frame); | |
| 1426 } | |
| 1427 temp = curwin->w_status_height; | |
| 1428 curwin->w_status_height = wp->w_status_height; | |
| 1429 wp->w_status_height = temp; | |
| 1430 #ifdef FEAT_VERTSPLIT | |
| 1431 temp = curwin->w_vsep_width; | |
| 1432 curwin->w_vsep_width = wp->w_vsep_width; | |
| 1433 wp->w_vsep_width = temp; | |
| 1434 | |
| 1435 /* If the windows are not in the same frame, exchange the sizes to avoid | |
| 1436 * messing up the window layout. Otherwise fix the frame sizes. */ | |
| 1437 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent) | |
| 1438 { | |
| 1439 temp = curwin->w_height; | |
| 1440 curwin->w_height = wp->w_height; | |
| 1441 wp->w_height = temp; | |
| 1442 temp = curwin->w_width; | |
| 1443 curwin->w_width = wp->w_width; | |
| 1444 wp->w_width = temp; | |
| 1445 } | |
| 1446 else | |
| 1447 { | |
| 1448 frame_fix_height(curwin); | |
| 1449 frame_fix_height(wp); | |
| 1450 frame_fix_width(curwin); | |
| 1451 frame_fix_width(wp); | |
| 1452 } | |
| 1453 #endif | |
| 1454 | |
| 1455 (void)win_comp_pos(); /* recompute window positions */ | |
| 1456 | |
| 1457 win_enter(wp, TRUE); | |
| 1458 redraw_later(CLEAR); | |
| 1459 } | |
| 1460 | |
| 1461 /* | |
| 1462 * rotate windows: if upwards TRUE the second window becomes the first one | |
| 1463 * if upwards FALSE the first window becomes the second one | |
| 1464 */ | |
| 1465 static void | |
| 1466 win_rotate(upwards, count) | |
| 1467 int upwards; | |
| 1468 int count; | |
| 1469 { | |
| 1470 win_T *wp1; | |
| 1471 win_T *wp2; | |
| 1472 frame_T *frp; | |
| 1473 int n; | |
| 1474 | |
| 1475 if (firstwin == lastwin) /* nothing to do */ | |
| 1476 { | |
| 1477 beep_flush(); | |
| 1478 return; | |
| 1479 } | |
| 1480 | |
| 1481 #ifdef FEAT_GUI | |
| 1482 need_mouse_correct = TRUE; | |
| 1483 #endif | |
| 1484 | |
| 1485 #ifdef FEAT_VERTSPLIT | |
| 1486 /* Check if all frames in this row/col have one window. */ | |
| 1487 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL; | |
| 1488 frp = frp->fr_next) | |
| 1489 if (frp->fr_win == NULL) | |
| 1490 { | |
| 1491 EMSG(_("E443: Cannot rotate when another window is split")); | |
| 1492 return; | |
| 1493 } | |
| 1494 #endif | |
| 1495 | |
| 1496 while (count--) | |
| 1497 { | |
| 1498 if (upwards) /* first window becomes last window */ | |
| 1499 { | |
| 1500 /* remove first window/frame from the list */ | |
| 1501 frp = curwin->w_frame->fr_parent->fr_child; | |
| 1502 wp1 = frp->fr_win; | |
| 671 | 1503 win_remove(wp1, NULL); |
| 7 | 1504 frame_remove(frp); |
| 1505 | |
| 1506 /* find last frame and append removed window/frame after it */ | |
| 1507 for ( ; frp->fr_next != NULL; frp = frp->fr_next) | |
| 1508 ; | |
| 1509 win_append(frp->fr_win, wp1); | |
| 1510 frame_append(frp, wp1->w_frame); | |
| 1511 | |
| 1512 wp2 = frp->fr_win; /* previously last window */ | |
| 1513 } | |
| 1514 else /* last window becomes first window */ | |
| 1515 { | |
| 1516 /* find last window/frame in the list and remove it */ | |
| 1517 for (frp = curwin->w_frame; frp->fr_next != NULL; | |
| 1518 frp = frp->fr_next) | |
| 1519 ; | |
| 1520 wp1 = frp->fr_win; | |
| 1521 wp2 = wp1->w_prev; /* will become last window */ | |
| 671 | 1522 win_remove(wp1, NULL); |
| 7 | 1523 frame_remove(frp); |
| 1524 | |
| 1525 /* append the removed window/frame before the first in the list */ | |
| 1526 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1); | |
| 1527 frame_insert(frp->fr_parent->fr_child, frp); | |
| 1528 } | |
| 1529 | |
| 1530 /* exchange status height and vsep width of old and new last window */ | |
| 1531 n = wp2->w_status_height; | |
| 1532 wp2->w_status_height = wp1->w_status_height; | |
| 1533 wp1->w_status_height = n; | |
| 1534 frame_fix_height(wp1); | |
| 1535 frame_fix_height(wp2); | |
| 1536 #ifdef FEAT_VERTSPLIT | |
| 1537 n = wp2->w_vsep_width; | |
| 1538 wp2->w_vsep_width = wp1->w_vsep_width; | |
| 1539 wp1->w_vsep_width = n; | |
| 1540 frame_fix_width(wp1); | |
| 1541 frame_fix_width(wp2); | |
| 1542 #endif | |
| 1543 | |
| 1544 /* recompute w_winrow and w_wincol for all windows */ | |
| 1545 (void)win_comp_pos(); | |
| 1546 } | |
| 1547 | |
| 1548 redraw_later(CLEAR); | |
| 1549 } | |
| 1550 | |
| 1551 /* | |
| 1552 * Move the current window to the very top/bottom/left/right of the screen. | |
| 1553 */ | |
| 1554 static void | |
| 1555 win_totop(size, flags) | |
| 1556 int size; | |
| 1557 int flags; | |
| 1558 { | |
| 1559 int dir; | |
| 1560 int height = curwin->w_height; | |
| 1561 | |
| 1562 if (lastwin == firstwin) | |
| 1563 { | |
| 1564 beep_flush(); | |
| 1565 return; | |
| 1566 } | |
| 1567 | |
| 1568 /* Remove the window and frame from the tree of frames. */ | |
| 671 | 1569 (void)winframe_remove(curwin, &dir, NULL); |
| 1570 win_remove(curwin, NULL); | |
| 7 | 1571 last_status(FALSE); /* may need to remove last status line */ |
| 1572 (void)win_comp_pos(); /* recompute window positions */ | |
| 1573 | |
| 1574 /* Split a window on the desired side and put the window there. */ | |
| 1575 (void)win_split_ins(size, flags, curwin, dir); | |
| 1576 if (!(flags & WSP_VERT)) | |
| 1577 { | |
| 1578 win_setheight(height); | |
| 1579 if (p_ea) | |
| 1580 win_equal(curwin, TRUE, 'v'); | |
| 1581 } | |
| 1582 | |
| 1583 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
| 1584 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
| 1585 * scrollbars. Have to update them anyway. */ | |
| 1906 | 1586 gui_may_update_scrollbars(); |
| 1587 #endif | |
| 7 | 1588 } |
| 1589 | |
| 1590 /* | |
| 1591 * Move window "win1" to below/right of "win2" and make "win1" the current | |
| 1592 * window. Only works within the same frame! | |
| 1593 */ | |
| 1594 void | |
| 1595 win_move_after(win1, win2) | |
| 1596 win_T *win1, *win2; | |
| 1597 { | |
| 1598 int height; | |
| 1599 | |
| 1600 /* check if the arguments are reasonable */ | |
| 1601 if (win1 == win2) | |
| 1602 return; | |
| 1603 | |
| 1604 /* check if there is something to do */ | |
| 1605 if (win2->w_next != win1) | |
| 1606 { | |
| 1607 /* may need move the status line/vertical separator of the last window | |
| 1608 * */ | |
| 1609 if (win1 == lastwin) | |
| 1610 { | |
| 1611 height = win1->w_prev->w_status_height; | |
| 1612 win1->w_prev->w_status_height = win1->w_status_height; | |
| 1613 win1->w_status_height = height; | |
| 1614 #ifdef FEAT_VERTSPLIT | |
| 1070 | 1615 if (win1->w_prev->w_vsep_width == 1) |
| 1616 { | |
| 1617 /* Remove the vertical separator from the last-but-one window, | |
| 1618 * add it to the last window. Adjust the frame widths. */ | |
| 1619 win1->w_prev->w_vsep_width = 0; | |
| 1620 win1->w_prev->w_frame->fr_width -= 1; | |
| 1621 win1->w_vsep_width = 1; | |
| 1622 win1->w_frame->fr_width += 1; | |
| 1623 } | |
| 7 | 1624 #endif |
| 1625 } | |
| 1626 else if (win2 == lastwin) | |
| 1627 { | |
| 1628 height = win1->w_status_height; | |
| 1629 win1->w_status_height = win2->w_status_height; | |
| 1630 win2->w_status_height = height; | |
| 1631 #ifdef FEAT_VERTSPLIT | |
| 1070 | 1632 if (win1->w_vsep_width == 1) |
| 1633 { | |
| 1634 /* Remove the vertical separator from win1, add it to the last | |
| 1635 * window, win2. Adjust the frame widths. */ | |
| 1636 win2->w_vsep_width = 1; | |
| 1637 win2->w_frame->fr_width += 1; | |
| 1638 win1->w_vsep_width = 0; | |
| 1639 win1->w_frame->fr_width -= 1; | |
| 1640 } | |
| 7 | 1641 #endif |
| 1642 } | |
| 671 | 1643 win_remove(win1, NULL); |
| 7 | 1644 frame_remove(win1->w_frame); |
| 1645 win_append(win2, win1); | |
| 1646 frame_append(win2->w_frame, win1->w_frame); | |
| 1647 | |
| 1648 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
| 1649 redraw_later(NOT_VALID); | |
| 1650 } | |
| 1651 win_enter(win1, FALSE); | |
| 1652 } | |
| 1653 | |
| 1654 /* | |
| 1655 * Make all windows the same height. | |
| 1656 * 'next_curwin' will soon be the current window, make sure it has enough | |
| 1657 * rows. | |
| 1658 */ | |
| 1659 void | |
| 1660 win_equal(next_curwin, current, dir) | |
| 1661 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
| 1662 int current; /* do only frame with current window */ | |
| 1663 int dir; /* 'v' for vertically, 'h' for horizontally, | |
| 1664 'b' for both, 0 for using p_ead */ | |
| 1665 { | |
| 1666 if (dir == 0) | |
| 1667 #ifdef FEAT_VERTSPLIT | |
| 1668 dir = *p_ead; | |
| 1669 #else | |
| 1670 dir = 'b'; | |
| 1671 #endif | |
| 1672 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current, | |
| 685 | 1673 topframe, dir, 0, tabline_height(), |
| 667 | 1674 (int)Columns, topframe->fr_height); |
| 7 | 1675 } |
| 1676 | |
| 1677 /* | |
| 1678 * Set a frame to a new position and height, spreading the available room | |
| 1679 * equally over contained frames. | |
| 1680 * The window "next_curwin" (if not NULL) should at least get the size from | |
| 1681 * 'winheight' and 'winwidth' if possible. | |
| 1682 */ | |
| 1683 static void | |
| 1684 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height) | |
| 1685 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
| 1686 int current; /* do only frame with current window */ | |
| 1687 frame_T *topfr; /* frame to set size off */ | |
| 1688 int dir; /* 'v', 'h' or 'b', see win_equal() */ | |
| 1689 int col; /* horizontal position for frame */ | |
| 1690 int row; /* vertical position for frame */ | |
| 1691 int width; /* new width of frame */ | |
| 1692 int height; /* new height of frame */ | |
| 1693 { | |
| 1694 int n, m; | |
| 1695 int extra_sep = 0; | |
| 1696 int wincount, totwincount = 0; | |
| 1697 frame_T *fr; | |
| 1698 int next_curwin_size = 0; | |
| 1699 int room = 0; | |
| 1700 int new_size; | |
| 1701 int has_next_curwin = 0; | |
| 1702 int hnc; | |
| 1703 | |
| 1704 if (topfr->fr_layout == FR_LEAF) | |
| 1705 { | |
| 1706 /* Set the width/height of this frame. | |
| 1707 * Redraw when size or position changes */ | |
| 1708 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row | |
| 1709 #ifdef FEAT_VERTSPLIT | |
| 1710 || topfr->fr_width != width || topfr->fr_win->w_wincol != col | |
| 1711 #endif | |
| 1712 ) | |
| 1713 { | |
| 1714 topfr->fr_win->w_winrow = row; | |
| 1715 frame_new_height(topfr, height, FALSE, FALSE); | |
| 1716 #ifdef FEAT_VERTSPLIT | |
| 1717 topfr->fr_win->w_wincol = col; | |
| 779 | 1718 frame_new_width(topfr, width, FALSE, FALSE); |
| 7 | 1719 #endif |
| 1720 redraw_all_later(CLEAR); | |
| 1721 } | |
| 1722 } | |
| 1723 #ifdef FEAT_VERTSPLIT | |
| 1724 else if (topfr->fr_layout == FR_ROW) | |
| 1725 { | |
| 1726 topfr->fr_width = width; | |
| 1727 topfr->fr_height = height; | |
| 1728 | |
| 1729 if (dir != 'v') /* equalize frame widths */ | |
| 1730 { | |
| 1731 /* Compute the maximum number of windows horizontally in this | |
| 1732 * frame. */ | |
| 1733 n = frame_minwidth(topfr, NOWIN); | |
| 1734 /* add one for the rightmost window, it doesn't have a separator */ | |
| 1735 if (col + width == Columns) | |
| 1736 extra_sep = 1; | |
| 1737 else | |
| 1738 extra_sep = 0; | |
| 1739 totwincount = (n + extra_sep) / (p_wmw + 1); | |
| 779 | 1740 has_next_curwin = frame_has_win(topfr, next_curwin); |
| 1741 | |
| 1742 /* | |
| 1743 * Compute width for "next_curwin" window and room available for | |
| 1744 * other windows. | |
| 1745 * "m" is the minimal width when counting p_wiw for "next_curwin". | |
| 1746 */ | |
| 7 | 1747 m = frame_minwidth(topfr, next_curwin); |
| 1748 room = width - m; | |
| 1749 if (room < 0) | |
| 1750 { | |
| 1751 next_curwin_size = p_wiw + room; | |
| 1752 room = 0; | |
| 1753 } | |
| 1754 else | |
| 1755 { | |
| 779 | 1756 next_curwin_size = -1; |
| 1757 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1758 { | |
| 1759 /* If 'winfixwidth' set keep the window width if | |
| 1760 * possible. | |
| 1761 * Watch out for this window being the next_curwin. */ | |
| 1762 if (frame_fixed_width(fr)) | |
| 1763 { | |
| 1764 n = frame_minwidth(fr, NOWIN); | |
| 1765 new_size = fr->fr_width; | |
| 1766 if (frame_has_win(fr, next_curwin)) | |
| 1767 { | |
| 1768 room += p_wiw - p_wmw; | |
| 1769 next_curwin_size = 0; | |
| 1770 if (new_size < p_wiw) | |
| 1771 new_size = p_wiw; | |
| 1772 } | |
| 1773 else | |
| 1774 /* These windows don't use up room. */ | |
| 1775 totwincount -= (n + (fr->fr_next == NULL | |
| 1776 ? extra_sep : 0)) / (p_wmw + 1); | |
| 1777 room -= new_size - n; | |
| 1778 if (room < 0) | |
| 1779 { | |
| 1780 new_size += room; | |
| 1781 room = 0; | |
| 1782 } | |
| 1783 fr->fr_newwidth = new_size; | |
| 1784 } | |
| 1785 } | |
| 1786 if (next_curwin_size == -1) | |
| 1787 { | |
| 1788 if (!has_next_curwin) | |
| 1789 next_curwin_size = 0; | |
| 1790 else if (totwincount > 1 | |
| 1791 && (room + (totwincount - 2)) | |
| 1792 / (totwincount - 1) > p_wiw) | |
| 1793 { | |
| 834 | 1794 /* Can make all windows wider than 'winwidth', spread |
| 1795 * the room equally. */ | |
| 1796 next_curwin_size = (room + p_wiw | |
| 1797 + (totwincount - 1) * p_wmw | |
| 1798 + (totwincount - 1)) / totwincount; | |
| 779 | 1799 room -= next_curwin_size - p_wiw; |
| 1800 } | |
| 1801 else | |
| 1802 next_curwin_size = p_wiw; | |
| 1803 } | |
| 7 | 1804 } |
| 779 | 1805 |
| 1806 if (has_next_curwin) | |
| 7 | 1807 --totwincount; /* don't count curwin */ |
| 1808 } | |
| 1809 | |
| 1810 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1811 { | |
| 1812 n = m = 0; | |
| 1813 wincount = 1; | |
| 1814 if (fr->fr_next == NULL) | |
| 1815 /* last frame gets all that remains (avoid roundoff error) */ | |
| 1816 new_size = width; | |
| 1817 else if (dir == 'v') | |
| 1818 new_size = fr->fr_width; | |
| 779 | 1819 else if (frame_fixed_width(fr)) |
| 1820 { | |
| 1821 new_size = fr->fr_newwidth; | |
| 1822 wincount = 0; /* doesn't count as a sizeable window */ | |
| 1823 } | |
| 7 | 1824 else |
| 1825 { | |
| 1826 /* Compute the maximum number of windows horiz. in "fr". */ | |
| 1827 n = frame_minwidth(fr, NOWIN); | |
| 1828 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
| 1829 / (p_wmw + 1); | |
| 1830 m = frame_minwidth(fr, next_curwin); | |
| 779 | 1831 if (has_next_curwin) |
| 1832 hnc = frame_has_win(fr, next_curwin); | |
| 1833 else | |
| 1834 hnc = FALSE; | |
| 1835 if (hnc) /* don't count next_curwin */ | |
| 7 | 1836 --wincount; |
| 779 | 1837 if (totwincount == 0) |
| 1838 new_size = room; | |
| 1839 else | |
| 1840 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
| 7 | 1841 / totwincount; |
| 779 | 1842 if (hnc) /* add next_curwin size */ |
| 7 | 1843 { |
| 1844 next_curwin_size -= p_wiw - (m - n); | |
| 1845 new_size += next_curwin_size; | |
| 779 | 1846 room -= new_size - next_curwin_size; |
| 7 | 1847 } |
| 779 | 1848 else |
| 1849 room -= new_size; | |
| 1850 new_size += n; | |
| 7 | 1851 } |
| 1852 | |
| 779 | 1853 /* Skip frame that is full width when splitting or closing a |
| 7 | 1854 * window, unless equalizing all frames. */ |
| 1855 if (!current || dir != 'v' || topfr->fr_parent != NULL | |
| 1856 || (new_size != fr->fr_width) | |
| 1857 || frame_has_win(fr, next_curwin)) | |
| 1858 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
| 779 | 1859 new_size, height); |
| 1860 col += new_size; | |
| 1861 width -= new_size; | |
| 7 | 1862 totwincount -= wincount; |
| 1863 } | |
| 1864 } | |
| 1865 #endif | |
| 1866 else /* topfr->fr_layout == FR_COL */ | |
| 1867 { | |
| 1868 #ifdef FEAT_VERTSPLIT | |
| 1869 topfr->fr_width = width; | |
| 1870 #endif | |
| 1871 topfr->fr_height = height; | |
| 1872 | |
| 1873 if (dir != 'h') /* equalize frame heights */ | |
| 1874 { | |
| 1875 /* Compute maximum number of windows vertically in this frame. */ | |
| 1876 n = frame_minheight(topfr, NOWIN); | |
| 1877 /* add one for the bottom window if it doesn't have a statusline */ | |
| 1878 if (row + height == cmdline_row && p_ls == 0) | |
| 1879 extra_sep = 1; | |
| 1880 else | |
| 1881 extra_sep = 0; | |
| 1882 totwincount = (n + extra_sep) / (p_wmh + 1); | |
| 1883 has_next_curwin = frame_has_win(topfr, next_curwin); | |
| 1884 | |
| 1885 /* | |
| 1886 * Compute height for "next_curwin" window and room available for | |
| 1887 * other windows. | |
| 1888 * "m" is the minimal height when counting p_wh for "next_curwin". | |
| 1889 */ | |
| 1890 m = frame_minheight(topfr, next_curwin); | |
| 1891 room = height - m; | |
| 1892 if (room < 0) | |
| 1893 { | |
| 1894 /* The room is less then 'winheight', use all space for the | |
| 1895 * current window. */ | |
| 1896 next_curwin_size = p_wh + room; | |
| 1897 room = 0; | |
| 1898 } | |
| 1899 else | |
| 1900 { | |
| 1901 next_curwin_size = -1; | |
| 1902 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1903 { | |
| 1904 /* If 'winfixheight' set keep the window height if | |
| 1905 * possible. | |
| 1906 * Watch out for this window being the next_curwin. */ | |
| 1907 if (frame_fixed_height(fr)) | |
| 1908 { | |
| 1909 n = frame_minheight(fr, NOWIN); | |
| 1910 new_size = fr->fr_height; | |
| 1911 if (frame_has_win(fr, next_curwin)) | |
| 1912 { | |
| 1913 room += p_wh - p_wmh; | |
| 1914 next_curwin_size = 0; | |
| 1915 if (new_size < p_wh) | |
| 1916 new_size = p_wh; | |
| 1917 } | |
| 1918 else | |
| 1919 /* These windows don't use up room. */ | |
| 1920 totwincount -= (n + (fr->fr_next == NULL | |
| 1921 ? extra_sep : 0)) / (p_wmh + 1); | |
| 1922 room -= new_size - n; | |
| 1923 if (room < 0) | |
| 1924 { | |
| 1925 new_size += room; | |
| 1926 room = 0; | |
| 1927 } | |
| 1928 fr->fr_newheight = new_size; | |
| 1929 } | |
| 1930 } | |
| 1931 if (next_curwin_size == -1) | |
| 1932 { | |
| 1933 if (!has_next_curwin) | |
| 1934 next_curwin_size = 0; | |
| 1935 else if (totwincount > 1 | |
| 1936 && (room + (totwincount - 2)) | |
| 1937 / (totwincount - 1) > p_wh) | |
| 1938 { | |
| 834 | 1939 /* can make all windows higher than 'winheight', |
| 1940 * spread the room equally. */ | |
| 1941 next_curwin_size = (room + p_wh | |
| 1942 + (totwincount - 1) * p_wmh | |
| 7 | 1943 + (totwincount - 1)) / totwincount; |
| 1944 room -= next_curwin_size - p_wh; | |
| 1945 } | |
| 1946 else | |
| 1947 next_curwin_size = p_wh; | |
| 1948 } | |
| 1949 } | |
| 1950 | |
| 1951 if (has_next_curwin) | |
| 1952 --totwincount; /* don't count curwin */ | |
| 1953 } | |
| 1954 | |
| 1955 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1956 { | |
| 1957 n = m = 0; | |
| 1958 wincount = 1; | |
| 1959 if (fr->fr_next == NULL) | |
| 1960 /* last frame gets all that remains (avoid roundoff error) */ | |
| 1961 new_size = height; | |
| 1962 else if (dir == 'h') | |
| 1963 new_size = fr->fr_height; | |
| 1964 else if (frame_fixed_height(fr)) | |
| 1965 { | |
| 1966 new_size = fr->fr_newheight; | |
| 1967 wincount = 0; /* doesn't count as a sizeable window */ | |
| 1968 } | |
| 1969 else | |
| 1970 { | |
| 1971 /* Compute the maximum number of windows vert. in "fr". */ | |
| 1972 n = frame_minheight(fr, NOWIN); | |
| 1973 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
| 1974 / (p_wmh + 1); | |
| 1975 m = frame_minheight(fr, next_curwin); | |
| 1976 if (has_next_curwin) | |
| 1977 hnc = frame_has_win(fr, next_curwin); | |
| 1978 else | |
| 1979 hnc = FALSE; | |
| 1980 if (hnc) /* don't count next_curwin */ | |
| 1981 --wincount; | |
| 1982 if (totwincount == 0) | |
| 1983 new_size = room; | |
| 1984 else | |
| 1985 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
| 1986 / totwincount; | |
| 1987 if (hnc) /* add next_curwin size */ | |
| 1988 { | |
| 1989 next_curwin_size -= p_wh - (m - n); | |
| 1990 new_size += next_curwin_size; | |
| 1991 room -= new_size - next_curwin_size; | |
| 1992 } | |
| 1993 else | |
| 1994 room -= new_size; | |
| 1995 new_size += n; | |
| 1996 } | |
| 1997 /* Skip frame that is full width when splitting or closing a | |
| 1998 * window, unless equalizing all frames. */ | |
| 1999 if (!current || dir != 'h' || topfr->fr_parent != NULL | |
| 2000 || (new_size != fr->fr_height) | |
| 2001 || frame_has_win(fr, next_curwin)) | |
| 2002 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
| 2003 width, new_size); | |
| 2004 row += new_size; | |
| 2005 height -= new_size; | |
| 2006 totwincount -= wincount; | |
| 2007 } | |
| 2008 } | |
| 2009 } | |
| 2010 | |
| 2011 /* | |
| 2012 * close all windows for buffer 'buf' | |
| 2013 */ | |
| 2014 void | |
| 671 | 2015 close_windows(buf, keep_curwin) |
| 7 | 2016 buf_T *buf; |
| 671 | 2017 int keep_curwin; /* don't close "curwin" */ |
| 7 | 2018 { |
| 671 | 2019 win_T *wp; |
| 2020 tabpage_T *tp, *nexttp; | |
| 685 | 2021 int h = tabline_height(); |
| 7 | 2022 |
| 2023 ++RedrawingDisabled; | |
| 671 | 2024 |
| 2025 for (wp = firstwin; wp != NULL && lastwin != firstwin; ) | |
| 7 | 2026 { |
| 671 | 2027 if (wp->w_buffer == buf && (!keep_curwin || wp != curwin)) |
| 7 | 2028 { |
| 671 | 2029 win_close(wp, FALSE); |
| 2030 | |
| 2031 /* Start all over, autocommands may change the window layout. */ | |
| 2032 wp = firstwin; | |
| 7 | 2033 } |
| 2034 else | |
| 671 | 2035 wp = wp->w_next; |
| 7 | 2036 } |
| 671 | 2037 |
| 2038 /* Also check windows in other tab pages. */ | |
| 2039 for (tp = first_tabpage; tp != NULL; tp = nexttp) | |
| 2040 { | |
| 2041 nexttp = tp->tp_next; | |
| 672 | 2042 if (tp != curtab) |
| 671 | 2043 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
| 2044 if (wp->w_buffer == buf) | |
| 2045 { | |
| 2046 win_close_othertab(wp, FALSE, tp); | |
| 2047 | |
| 2048 /* Start all over, the tab page may be closed and | |
| 2049 * autocommands may change the window layout. */ | |
| 2050 nexttp = first_tabpage; | |
| 2051 break; | |
| 2052 } | |
| 2053 } | |
| 2054 | |
| 7 | 2055 --RedrawingDisabled; |
| 671 | 2056 |
| 685 | 2057 if (h != tabline_height()) |
| 671 | 2058 shell_new_rows(); |
| 7 | 2059 } |
| 2060 | |
| 2061 /* | |
| 1906 | 2062 * Return TRUE if the current window is the only window that exists (ignoring |
| 2063 * "aucmd_win"). | |
| 672 | 2064 * Returns FALSE if there is a window, possibly in another tab page. |
| 667 | 2065 */ |
| 672 | 2066 static int |
| 667 | 2067 last_window() |
| 2068 { | |
| 1906 | 2069 return (one_window() && first_tabpage->tp_next == NULL); |
| 2070 } | |
| 2071 | |
| 2072 /* | |
| 2073 * Return TRUE if there is only one window other than "aucmd_win" in the | |
| 2074 * current tab page. | |
| 2075 */ | |
| 2076 static int | |
| 2077 one_window() | |
| 2078 { | |
| 2079 #ifdef FEAT_AUTOCMD | |
| 2080 win_T *wp; | |
| 2081 int seen_one = FALSE; | |
| 2082 | |
| 2083 FOR_ALL_WINDOWS(wp) | |
| 2084 { | |
| 2085 if (wp != aucmd_win) | |
| 2086 { | |
| 2087 if (seen_one) | |
| 2088 return FALSE; | |
| 2089 seen_one = TRUE; | |
| 2090 } | |
| 2091 } | |
| 2092 return TRUE; | |
| 2093 #else | |
| 2094 return firstwin == lastwin; | |
| 2095 #endif | |
| 667 | 2096 } |
| 2097 | |
| 2098 /* | |
| 819 | 2099 * Close window "win". Only works for the current tab page. |
| 7 | 2100 * If "free_buf" is TRUE related buffer may be unloaded. |
| 2101 * | |
| 2102 * called by :quit, :close, :xit, :wq and findtag() | |
| 2103 */ | |
| 2104 void | |
| 2105 win_close(win, free_buf) | |
| 2106 win_T *win; | |
| 2107 int free_buf; | |
| 2108 { | |
| 2109 win_T *wp; | |
| 2110 #ifdef FEAT_AUTOCMD | |
| 2111 int other_buffer = FALSE; | |
| 2112 #endif | |
| 2113 int close_curwin = FALSE; | |
| 2114 int dir; | |
| 2115 int help_window = FALSE; | |
| 847 | 2116 tabpage_T *prev_curtab = curtab; |
| 7 | 2117 |
| 667 | 2118 if (last_window()) |
| 7 | 2119 { |
| 2120 EMSG(_("E444: Cannot close last window")); | |
| 2121 return; | |
| 2122 } | |
| 2123 | |
| 1906 | 2124 #ifdef FEAT_AUTOCMD |
| 2125 if (win == aucmd_win) | |
| 2126 { | |
| 2127 EMSG(_("E813: Cannot close autocmd window")); | |
| 2128 return; | |
| 2129 } | |
| 2130 if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window()) | |
| 2131 { | |
| 2132 EMSG(_("E814: Cannot close window, only autocmd window would remain")); | |
| 2133 return; | |
| 2134 } | |
| 2135 #endif | |
| 2136 | |
| 856 | 2137 /* |
| 2138 * When closing the last window in a tab page first go to another tab | |
| 2139 * page and then close the window and the tab page. This avoids that | |
| 2140 * curwin and curtab are not invalid while we are freeing memory, they may | |
| 2141 * be used in GUI events. | |
| 2142 */ | |
| 2143 if (firstwin == lastwin) | |
| 2144 { | |
| 2145 goto_tabpage_tp(alt_tabpage()); | |
| 2146 redraw_tabline = TRUE; | |
| 2147 | |
| 2148 /* Safety check: Autocommands may have closed the window when jumping | |
| 2149 * to the other tab page. */ | |
| 2150 if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win) | |
| 2151 { | |
| 2152 int h = tabline_height(); | |
| 2153 | |
| 2154 win_close_othertab(win, free_buf, prev_curtab); | |
| 2155 if (h != tabline_height()) | |
| 2156 shell_new_rows(); | |
| 2157 } | |
| 2158 return; | |
| 2159 } | |
| 2160 | |
| 7 | 2161 /* When closing the help window, try restoring a snapshot after closing |
| 2162 * the window. Otherwise clear the snapshot, it's now invalid. */ | |
| 2163 if (win->w_buffer->b_help) | |
| 2164 help_window = TRUE; | |
| 2165 else | |
| 1906 | 2166 clear_snapshot(curtab, SNAP_HELP_IDX); |
| 7 | 2167 |
| 2168 #ifdef FEAT_AUTOCMD | |
| 2169 if (win == curwin) | |
| 2170 { | |
| 2171 /* | |
| 2172 * Guess which window is going to be the new current window. | |
| 2173 * This may change because of the autocommands (sigh). | |
| 2174 */ | |
| 671 | 2175 wp = frame2win(win_altframe(win, NULL)); |
| 7 | 2176 |
| 2177 /* | |
| 2178 * Be careful: If autocommands delete the window, return now. | |
| 2179 */ | |
| 2180 if (wp->w_buffer != curbuf) | |
| 2181 { | |
| 2182 other_buffer = TRUE; | |
| 2183 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 667 | 2184 if (!win_valid(win) || last_window()) |
| 7 | 2185 return; |
| 2186 } | |
| 2187 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
| 667 | 2188 if (!win_valid(win) || last_window()) |
| 7 | 2189 return; |
| 2190 # ifdef FEAT_EVAL | |
| 2191 /* autocmds may abort script processing */ | |
| 2192 if (aborting()) | |
| 2193 return; | |
| 2194 # endif | |
| 2195 } | |
| 2196 #endif | |
| 2197 | |
| 1101 | 2198 #ifdef FEAT_GUI |
| 2199 /* Avoid trouble with scrollbars that are going to be deleted in | |
| 2200 * win_free(). */ | |
| 2201 if (gui.in_use) | |
| 2202 out_flush(); | |
| 2203 #endif | |
| 2204 | |
| 7 | 2205 /* |
| 2206 * Close the link to the buffer. | |
| 2207 */ | |
| 2208 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
| 847 | 2209 |
| 7 | 2210 /* Autocommands may have closed the window already, or closed the only |
| 847 | 2211 * other window or moved to another tab page. */ |
| 2212 if (!win_valid(win) || last_window() || curtab != prev_curtab) | |
| 7 | 2213 return; |
| 2214 | |
| 847 | 2215 /* Free the memory used for the window. */ |
| 2216 wp = win_free_mem(win, &dir, NULL); | |
| 2217 | |
| 7 | 2218 /* Make sure curwin isn't invalid. It can cause severe trouble when |
| 2219 * printing an error message. For win_equal() curbuf needs to be valid | |
| 2220 * too. */ | |
| 847 | 2221 if (win == curwin) |
| 7 | 2222 { |
| 2223 curwin = wp; | |
| 2224 #ifdef FEAT_QUICKFIX | |
| 2225 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer)) | |
| 2226 { | |
| 2227 /* | |
| 1346 | 2228 * If the cursor goes to the preview or the quickfix window, try |
| 7 | 2229 * finding another window to go to. |
| 2230 */ | |
| 2231 for (;;) | |
| 2232 { | |
| 2233 if (wp->w_next == NULL) | |
| 2234 wp = firstwin; | |
| 2235 else | |
| 2236 wp = wp->w_next; | |
| 2237 if (wp == curwin) | |
| 2238 break; | |
| 2239 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer)) | |
| 2240 { | |
| 2241 curwin = wp; | |
| 2242 break; | |
| 2243 } | |
| 2244 } | |
| 2245 } | |
| 2246 #endif | |
| 2247 curbuf = curwin->w_buffer; | |
| 2248 close_curwin = TRUE; | |
| 2249 } | |
| 36 | 2250 if (p_ea |
| 2251 #ifdef FEAT_VERTSPLIT | |
| 2252 && (*p_ead == 'b' || *p_ead == dir) | |
| 2253 #endif | |
| 2254 ) | |
| 7 | 2255 win_equal(curwin, TRUE, |
| 2256 #ifdef FEAT_VERTSPLIT | |
| 2257 dir | |
| 2258 #else | |
| 2259 0 | |
| 2260 #endif | |
| 2261 ); | |
| 2262 else | |
| 2263 win_comp_pos(); | |
| 2264 if (close_curwin) | |
| 2265 { | |
| 2266 win_enter_ext(wp, FALSE, TRUE); | |
| 2267 #ifdef FEAT_AUTOCMD | |
| 2268 if (other_buffer) | |
| 2269 /* careful: after this wp and win may be invalid! */ | |
| 2270 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
| 2271 #endif | |
| 2272 } | |
| 2273 | |
| 2274 /* | |
| 667 | 2275 * If last window has a status line now and we don't want one, |
| 2276 * remove the status line. | |
| 7 | 2277 */ |
| 2278 last_status(FALSE); | |
| 2279 | |
| 2280 /* After closing the help window, try restoring the window layout from | |
| 2281 * before it was opened. */ | |
| 2282 if (help_window) | |
| 1906 | 2283 restore_snapshot(SNAP_HELP_IDX, close_curwin); |
| 7 | 2284 |
| 2285 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
| 2286 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */ | |
| 2287 if (gui.in_use && !win_hasvertsplit()) | |
| 2288 gui_init_which_components(NULL); | |
| 2289 #endif | |
| 2290 | |
| 2291 redraw_all_later(NOT_VALID); | |
| 2292 } | |
| 2293 | |
| 2294 /* | |
| 671 | 2295 * Close window "win" in tab page "tp", which is not the current tab page. |
| 2296 * This may be the last window ih that tab page and result in closing the tab, | |
| 2297 * thus "tp" may become invalid! | |
| 856 | 2298 * Caller must check if buffer is hidden and whether the tabline needs to be |
| 2299 * updated. | |
| 671 | 2300 */ |
| 2301 void | |
| 2302 win_close_othertab(win, free_buf, tp) | |
| 2303 win_T *win; | |
| 2304 int free_buf; | |
| 2305 tabpage_T *tp; | |
| 2306 { | |
| 2307 win_T *wp; | |
| 2308 int dir; | |
| 2309 tabpage_T *ptp = NULL; | |
| 2306 | 2310 int free_tp = FALSE; |
| 671 | 2311 |
| 2312 /* Close the link to the buffer. */ | |
| 2313 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
| 2314 | |
| 2315 /* Careful: Autocommands may have closed the tab page or made it the | |
| 2316 * current tab page. */ | |
| 2317 for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next) | |
| 2318 ; | |
| 672 | 2319 if (ptp == NULL || tp == curtab) |
| 671 | 2320 return; |
| 2321 | |
| 2322 /* Autocommands may have closed the window already. */ | |
| 2323 for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next) | |
| 2324 ; | |
| 2325 if (wp == NULL) | |
| 2326 return; | |
| 2327 | |
| 2328 /* When closing the last window in a tab page remove the tab page. */ | |
| 2306 | 2329 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
| 671 | 2330 { |
| 2331 if (tp == first_tabpage) | |
| 2332 first_tabpage = tp->tp_next; | |
| 2333 else | |
| 2334 { | |
| 2335 for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp; | |
| 2336 ptp = ptp->tp_next) | |
| 2337 ; | |
| 2338 if (ptp == NULL) | |
| 2339 { | |
| 2340 EMSG2(_(e_intern2), "win_close_othertab()"); | |
| 2341 return; | |
| 2342 } | |
| 2343 ptp->tp_next = tp->tp_next; | |
| 2344 } | |
| 2306 | 2345 free_tp = TRUE; |
| 2346 } | |
| 2347 | |
| 2348 /* Free the memory used for the window. */ | |
| 2349 win_free_mem(win, &dir, tp); | |
| 2350 | |
| 2351 if (free_tp) | |
| 847 | 2352 free_tabpage(tp); |
| 671 | 2353 } |
| 2354 | |
| 2355 /* | |
| 355 | 2356 * Free the memory used for a window. |
| 2357 * Returns a pointer to the window that got the freed up space. | |
| 2358 */ | |
| 2359 static win_T * | |
| 671 | 2360 win_free_mem(win, dirp, tp) |
| 355 | 2361 win_T *win; |
| 2362 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */ | |
| 671 | 2363 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 355 | 2364 { |
| 2365 frame_T *frp; | |
| 2366 win_T *wp; | |
| 2367 | |
| 667 | 2368 /* Remove the window and its frame from the tree of frames. */ |
| 355 | 2369 frp = win->w_frame; |
| 671 | 2370 wp = winframe_remove(win, dirp, tp); |
| 355 | 2371 vim_free(frp); |
| 671 | 2372 win_free(win, tp); |
| 355 | 2373 |
| 819 | 2374 /* When deleting the current window of another tab page select a new |
| 2375 * current window. */ | |
| 2376 if (tp != NULL && win == tp->tp_curwin) | |
| 2377 tp->tp_curwin = wp; | |
| 2378 | |
| 355 | 2379 return wp; |
| 2380 } | |
| 2381 | |
| 2382 #if defined(EXITFREE) || defined(PROTO) | |
| 2383 void | |
| 2384 win_free_all() | |
| 2385 { | |
| 2386 int dummy; | |
| 2387 | |
| 671 | 2388 # ifdef FEAT_WINDOWS |
| 2389 while (first_tabpage->tp_next != NULL) | |
| 2390 tabpage_close(TRUE); | |
| 2391 # endif | |
| 2392 | |
| 1906 | 2393 # ifdef FEAT_AUTOCMD |
| 2394 if (aucmd_win != NULL) | |
| 2395 { | |
| 2396 (void)win_free_mem(aucmd_win, &dummy, NULL); | |
| 2397 aucmd_win = NULL; | |
| 2398 } | |
| 2399 # endif | |
| 1918 | 2400 |
| 2401 while (firstwin != NULL) | |
| 2402 (void)win_free_mem(firstwin, &dummy, NULL); | |
| 355 | 2403 } |
| 2404 #endif | |
| 2405 | |
| 2406 /* | |
| 7 | 2407 * Remove a window and its frame from the tree of frames. |
| 2408 * Returns a pointer to the window that got the freed up space. | |
| 2409 */ | |
| 1906 | 2410 win_T * |
| 671 | 2411 winframe_remove(win, dirp, tp) |
| 7 | 2412 win_T *win; |
| 1887 | 2413 int *dirp UNUSED; /* set to 'v' or 'h' for direction if 'ea' */ |
| 671 | 2414 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 2415 { |
| 2416 frame_T *frp, *frp2, *frp3; | |
| 2417 frame_T *frp_close = win->w_frame; | |
| 2418 win_T *wp; | |
| 2419 | |
| 2420 /* | |
| 671 | 2421 * If there is only one window there is nothing to remove. |
| 2422 */ | |
| 2423 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) | |
| 2424 return NULL; | |
| 2425 | |
| 2426 /* | |
| 7 | 2427 * Remove the window from its frame. |
| 2428 */ | |
| 671 | 2429 frp2 = win_altframe(win, tp); |
| 7 | 2430 wp = frame2win(frp2); |
| 2431 | |
| 2432 /* Remove this frame from the list of frames. */ | |
| 2433 frame_remove(frp_close); | |
| 2434 | |
| 2435 #ifdef FEAT_VERTSPLIT | |
| 2436 if (frp_close->fr_parent->fr_layout == FR_COL) | |
| 2437 { | |
| 2438 #endif | |
| 1346 | 2439 /* When 'winfixheight' is set, try to find another frame in the column |
| 2440 * (as close to the closed frame as possible) to distribute the height | |
| 2441 * to. */ | |
| 2442 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh) | |
| 2443 { | |
| 2444 frp = frp_close->fr_prev; | |
| 2445 frp3 = frp_close->fr_next; | |
| 2446 while (frp != NULL || frp3 != NULL) | |
| 2447 { | |
| 2448 if (frp != NULL) | |
| 2449 { | |
| 2450 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh) | |
| 2451 { | |
| 2452 frp2 = frp; | |
| 2453 wp = frp->fr_win; | |
| 2454 break; | |
| 2455 } | |
| 2456 frp = frp->fr_prev; | |
| 2457 } | |
| 2458 if (frp3 != NULL) | |
| 2459 { | |
| 2460 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh) | |
| 2461 { | |
| 2462 frp2 = frp3; | |
| 2463 wp = frp3->fr_win; | |
| 2464 break; | |
| 2465 } | |
| 2466 frp3 = frp3->fr_next; | |
| 2467 } | |
| 2468 } | |
| 2469 } | |
| 7 | 2470 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height, |
| 2471 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); | |
| 2472 #ifdef FEAT_VERTSPLIT | |
| 2473 *dirp = 'v'; | |
| 2474 } | |
| 2475 else | |
| 2476 { | |
| 1346 | 2477 /* When 'winfixwidth' is set, try to find another frame in the column |
| 2478 * (as close to the closed frame as possible) to distribute the width | |
| 2479 * to. */ | |
| 2480 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw) | |
| 2481 { | |
| 2482 frp = frp_close->fr_prev; | |
| 2483 frp3 = frp_close->fr_next; | |
| 2484 while (frp != NULL || frp3 != NULL) | |
| 2485 { | |
| 2486 if (frp != NULL) | |
| 2487 { | |
| 2488 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw) | |
| 2489 { | |
| 2490 frp2 = frp; | |
| 2491 wp = frp->fr_win; | |
| 2492 break; | |
| 2493 } | |
| 2494 frp = frp->fr_prev; | |
| 2495 } | |
| 2496 if (frp3 != NULL) | |
| 2497 { | |
| 2498 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw) | |
| 2499 { | |
| 2500 frp2 = frp3; | |
| 2501 wp = frp3->fr_win; | |
| 2502 break; | |
| 2503 } | |
| 2504 frp3 = frp3->fr_next; | |
| 2505 } | |
| 2506 } | |
| 2507 } | |
| 7 | 2508 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width, |
| 779 | 2509 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
| 7 | 2510 *dirp = 'h'; |
| 2511 } | |
| 2512 #endif | |
| 2513 | |
| 2514 /* If rows/columns go to a window below/right its positions need to be | |
| 2515 * updated. Can only be done after the sizes have been updated. */ | |
| 2516 if (frp2 == frp_close->fr_next) | |
| 2517 { | |
| 2518 int row = win->w_winrow; | |
| 2519 int col = W_WINCOL(win); | |
| 2520 | |
| 2521 frame_comp_pos(frp2, &row, &col); | |
| 2522 } | |
| 2523 | |
| 2524 if (frp2->fr_next == NULL && frp2->fr_prev == NULL) | |
| 2525 { | |
| 2526 /* There is no other frame in this list, move its info to the parent | |
| 2527 * and remove it. */ | |
| 2528 frp2->fr_parent->fr_layout = frp2->fr_layout; | |
| 2529 frp2->fr_parent->fr_child = frp2->fr_child; | |
| 2530 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2531 frp->fr_parent = frp2->fr_parent; | |
| 2532 frp2->fr_parent->fr_win = frp2->fr_win; | |
| 2533 if (frp2->fr_win != NULL) | |
| 2534 frp2->fr_win->w_frame = frp2->fr_parent; | |
| 2535 frp = frp2->fr_parent; | |
| 2536 vim_free(frp2); | |
| 2537 | |
| 2538 frp2 = frp->fr_parent; | |
| 2539 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout) | |
| 2540 { | |
| 2541 /* The frame above the parent has the same layout, have to merge | |
| 2542 * the frames into this list. */ | |
| 2543 if (frp2->fr_child == frp) | |
| 2544 frp2->fr_child = frp->fr_child; | |
| 2545 frp->fr_child->fr_prev = frp->fr_prev; | |
| 2546 if (frp->fr_prev != NULL) | |
| 2547 frp->fr_prev->fr_next = frp->fr_child; | |
| 2548 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next) | |
| 2549 { | |
| 2550 frp3->fr_parent = frp2; | |
| 2551 if (frp3->fr_next == NULL) | |
| 2552 { | |
| 2553 frp3->fr_next = frp->fr_next; | |
| 2554 if (frp->fr_next != NULL) | |
| 2555 frp->fr_next->fr_prev = frp3; | |
| 2556 break; | |
| 2557 } | |
| 2558 } | |
| 2559 vim_free(frp); | |
| 2560 } | |
| 2561 } | |
| 2562 | |
| 2563 return wp; | |
| 2564 } | |
| 2565 | |
| 2566 /* | |
| 2567 * Find out which frame is going to get the freed up space when "win" is | |
| 2568 * closed. | |
| 2569 * if 'splitbelow'/'splitleft' the space goes to the window above/left. | |
| 2570 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right. | |
| 2571 * This makes opening a window and closing it immediately keep the same window | |
| 2572 * layout. | |
| 2573 */ | |
| 2574 static frame_T * | |
| 671 | 2575 win_altframe(win, tp) |
| 7 | 2576 win_T *win; |
| 671 | 2577 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 2578 { |
| 2579 frame_T *frp; | |
| 2580 int b; | |
| 2581 | |
| 671 | 2582 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
| 667 | 2583 /* Last window in this tab page, will go to next tab page. */ |
| 2584 return alt_tabpage()->tp_curwin->w_frame; | |
| 2585 | |
| 7 | 2586 frp = win->w_frame; |
| 2587 #ifdef FEAT_VERTSPLIT | |
| 355 | 2588 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW) |
| 7 | 2589 b = p_spr; |
| 2590 else | |
| 2591 #endif | |
| 2592 b = p_sb; | |
| 2593 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL) | |
| 2594 return frp->fr_next; | |
| 2595 return frp->fr_prev; | |
| 2596 } | |
| 2597 | |
| 2598 /* | |
| 667 | 2599 * Return the tabpage that will be used if the current one is closed. |
| 2600 */ | |
| 2601 static tabpage_T * | |
| 2602 alt_tabpage() | |
| 2603 { | |
| 672 | 2604 tabpage_T *tp; |
| 2605 | |
| 682 | 2606 /* Use the next tab page if possible. */ |
| 2607 if (curtab->tp_next != NULL) | |
| 672 | 2608 return curtab->tp_next; |
| 2609 | |
| 682 | 2610 /* Find the last but one tab page. */ |
| 2611 for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next) | |
| 2612 ; | |
| 674 | 2613 return tp; |
| 667 | 2614 } |
| 2615 | |
| 2616 /* | |
| 7 | 2617 * Find the left-upper window in frame "frp". |
| 2618 */ | |
| 2619 static win_T * | |
| 2620 frame2win(frp) | |
| 2621 frame_T *frp; | |
| 2622 { | |
| 2623 while (frp->fr_win == NULL) | |
| 2624 frp = frp->fr_child; | |
| 2625 return frp->fr_win; | |
| 2626 } | |
| 2627 | |
| 2628 /* | |
| 2629 * Return TRUE if frame "frp" contains window "wp". | |
| 2630 */ | |
| 2631 static int | |
| 2632 frame_has_win(frp, wp) | |
| 2633 frame_T *frp; | |
| 2634 win_T *wp; | |
| 2635 { | |
| 2636 frame_T *p; | |
| 2637 | |
| 2638 if (frp->fr_layout == FR_LEAF) | |
| 2639 return frp->fr_win == wp; | |
| 2640 | |
| 2641 for (p = frp->fr_child; p != NULL; p = p->fr_next) | |
| 2642 if (frame_has_win(p, wp)) | |
| 2643 return TRUE; | |
| 2644 return FALSE; | |
| 2645 } | |
| 2646 | |
| 2647 /* | |
| 2648 * Set a new height for a frame. Recursively sets the height for contained | |
| 2649 * frames and windows. Caller must take care of positions. | |
| 2650 */ | |
| 2651 static void | |
| 2652 frame_new_height(topfrp, height, topfirst, wfh) | |
| 2653 frame_T *topfrp; | |
| 2654 int height; | |
| 2655 int topfirst; /* resize topmost contained frame first */ | |
| 2656 int wfh; /* obey 'winfixheight' when there is a choice; | |
| 2657 may cause the height not to be set */ | |
| 2658 { | |
| 2659 frame_T *frp; | |
| 2660 int extra_lines; | |
| 2661 int h; | |
| 2662 | |
| 2663 if (topfrp->fr_win != NULL) | |
| 2664 { | |
| 2665 /* Simple case: just one window. */ | |
| 2666 win_new_height(topfrp->fr_win, | |
| 2667 height - topfrp->fr_win->w_status_height); | |
| 2668 } | |
| 2669 #ifdef FEAT_VERTSPLIT | |
| 2670 else if (topfrp->fr_layout == FR_ROW) | |
| 2671 { | |
| 2672 do | |
| 2673 { | |
| 2674 /* All frames in this row get the same new height. */ | |
| 2675 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2676 { | |
| 2677 frame_new_height(frp, height, topfirst, wfh); | |
| 2678 if (frp->fr_height > height) | |
| 2679 { | |
| 2680 /* Could not fit the windows, make the whole row higher. */ | |
| 2681 height = frp->fr_height; | |
| 2682 break; | |
| 2683 } | |
| 2684 } | |
| 2685 } | |
| 2686 while (frp != NULL); | |
| 2687 } | |
| 2688 #endif | |
| 779 | 2689 else /* fr_layout == FR_COL */ |
| 7 | 2690 { |
| 2691 /* Complicated case: Resize a column of frames. Resize the bottom | |
| 2692 * frame first, frames above that when needed. */ | |
| 2693 | |
| 2694 frp = topfrp->fr_child; | |
| 2695 if (wfh) | |
| 2696 /* Advance past frames with one window with 'wfh' set. */ | |
| 2697 while (frame_fixed_height(frp)) | |
| 2698 { | |
| 2699 frp = frp->fr_next; | |
| 2700 if (frp == NULL) | |
| 2701 return; /* no frame without 'wfh', give up */ | |
| 2702 } | |
| 2703 if (!topfirst) | |
| 2704 { | |
| 2705 /* Find the bottom frame of this column */ | |
| 2706 while (frp->fr_next != NULL) | |
| 2707 frp = frp->fr_next; | |
| 2708 if (wfh) | |
| 2709 /* Advance back for frames with one window with 'wfh' set. */ | |
| 2710 while (frame_fixed_height(frp)) | |
| 2711 frp = frp->fr_prev; | |
| 2712 } | |
| 2713 | |
| 2714 extra_lines = height - topfrp->fr_height; | |
| 2715 if (extra_lines < 0) | |
| 2716 { | |
| 2717 /* reduce height of contained frames, bottom or top frame first */ | |
| 2718 while (frp != NULL) | |
| 2719 { | |
| 2720 h = frame_minheight(frp, NULL); | |
| 2721 if (frp->fr_height + extra_lines < h) | |
| 2722 { | |
| 2723 extra_lines += frp->fr_height - h; | |
| 2724 frame_new_height(frp, h, topfirst, wfh); | |
| 2725 } | |
| 2726 else | |
| 2727 { | |
| 2728 frame_new_height(frp, frp->fr_height + extra_lines, | |
| 2729 topfirst, wfh); | |
| 2730 break; | |
| 2731 } | |
| 2732 if (topfirst) | |
| 2733 { | |
| 2734 do | |
| 2735 frp = frp->fr_next; | |
| 2736 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
| 2737 } | |
| 2738 else | |
| 2739 { | |
| 2740 do | |
| 2741 frp = frp->fr_prev; | |
| 2742 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
| 2743 } | |
| 2744 /* Increase "height" if we could not reduce enough frames. */ | |
| 2745 if (frp == NULL) | |
| 2746 height -= extra_lines; | |
| 2747 } | |
| 2748 } | |
| 2749 else if (extra_lines > 0) | |
| 2750 { | |
| 2751 /* increase height of bottom or top frame */ | |
| 2752 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh); | |
| 2753 } | |
| 2754 } | |
| 2755 topfrp->fr_height = height; | |
| 2756 } | |
| 2757 | |
| 2758 /* | |
| 2759 * Return TRUE if height of frame "frp" should not be changed because of | |
| 2760 * the 'winfixheight' option. | |
| 2761 */ | |
| 2762 static int | |
| 2763 frame_fixed_height(frp) | |
| 2764 frame_T *frp; | |
| 2765 { | |
| 2766 /* frame with one window: fixed height if 'winfixheight' set. */ | |
| 2767 if (frp->fr_win != NULL) | |
| 2768 return frp->fr_win->w_p_wfh; | |
| 2769 | |
| 2770 if (frp->fr_layout == FR_ROW) | |
| 2771 { | |
| 2772 /* The frame is fixed height if one of the frames in the row is fixed | |
| 2773 * height. */ | |
| 2774 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2775 if (frame_fixed_height(frp)) | |
| 2776 return TRUE; | |
| 2777 return FALSE; | |
| 2778 } | |
| 2779 | |
| 2780 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the | |
| 2781 * frames in the row are fixed height. */ | |
| 2782 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2783 if (!frame_fixed_height(frp)) | |
| 2784 return FALSE; | |
| 2785 return TRUE; | |
| 2786 } | |
| 2787 | |
| 2788 #ifdef FEAT_VERTSPLIT | |
| 2789 /* | |
| 779 | 2790 * Return TRUE if width of frame "frp" should not be changed because of |
| 2791 * the 'winfixwidth' option. | |
| 2792 */ | |
| 2793 static int | |
| 2794 frame_fixed_width(frp) | |
| 2795 frame_T *frp; | |
| 2796 { | |
| 2797 /* frame with one window: fixed width if 'winfixwidth' set. */ | |
| 2798 if (frp->fr_win != NULL) | |
| 2799 return frp->fr_win->w_p_wfw; | |
| 2800 | |
| 2801 if (frp->fr_layout == FR_COL) | |
| 2802 { | |
| 2803 /* The frame is fixed width if one of the frames in the row is fixed | |
| 2804 * width. */ | |
| 2805 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2806 if (frame_fixed_width(frp)) | |
| 2807 return TRUE; | |
| 2808 return FALSE; | |
| 2809 } | |
| 2810 | |
| 2811 /* frp->fr_layout == FR_ROW: The frame is fixed width if all of the | |
| 2812 * frames in the row are fixed width. */ | |
| 2813 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2814 if (!frame_fixed_width(frp)) | |
| 2815 return FALSE; | |
| 2816 return TRUE; | |
| 2817 } | |
| 2818 | |
| 2819 /* | |
| 7 | 2820 * Add a status line to windows at the bottom of "frp". |
| 2821 * Note: Does not check if there is room! | |
| 2822 */ | |
| 2823 static void | |
| 2824 frame_add_statusline(frp) | |
| 2825 frame_T *frp; | |
| 2826 { | |
| 2827 win_T *wp; | |
| 2828 | |
| 2829 if (frp->fr_layout == FR_LEAF) | |
| 2830 { | |
| 2831 wp = frp->fr_win; | |
| 2832 if (wp->w_status_height == 0) | |
| 2833 { | |
| 2834 if (wp->w_height > 0) /* don't make it negative */ | |
| 2835 --wp->w_height; | |
| 2836 wp->w_status_height = STATUS_HEIGHT; | |
| 2837 } | |
| 2838 } | |
| 2839 else if (frp->fr_layout == FR_ROW) | |
| 2840 { | |
| 2841 /* Handle all the frames in the row. */ | |
| 2842 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2843 frame_add_statusline(frp); | |
| 2844 } | |
| 2845 else /* frp->fr_layout == FR_COL */ | |
| 2846 { | |
| 2847 /* Only need to handle the last frame in the column. */ | |
| 2848 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next) | |
| 2849 ; | |
| 2850 frame_add_statusline(frp); | |
| 2851 } | |
| 2852 } | |
| 2853 | |
| 2854 /* | |
| 2855 * Set width of a frame. Handles recursively going through contained frames. | |
| 2856 * May remove separator line for windows at the right side (for win_close()). | |
| 2857 */ | |
| 2858 static void | |
| 779 | 2859 frame_new_width(topfrp, width, leftfirst, wfw) |
| 7 | 2860 frame_T *topfrp; |
| 2861 int width; | |
| 2862 int leftfirst; /* resize leftmost contained frame first */ | |
| 779 | 2863 int wfw; /* obey 'winfixwidth' when there is a choice; |
| 2864 may cause the width not to be set */ | |
| 7 | 2865 { |
| 2866 frame_T *frp; | |
| 2867 int extra_cols; | |
| 2868 int w; | |
| 2869 win_T *wp; | |
| 2870 | |
| 2871 if (topfrp->fr_layout == FR_LEAF) | |
| 2872 { | |
| 2873 /* Simple case: just one window. */ | |
| 2874 wp = topfrp->fr_win; | |
| 2875 /* Find out if there are any windows right of this one. */ | |
| 2876 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent) | |
| 2877 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL) | |
| 2878 break; | |
| 2879 if (frp->fr_parent == NULL) | |
| 2880 wp->w_vsep_width = 0; | |
| 2881 win_new_width(wp, width - wp->w_vsep_width); | |
| 2882 } | |
| 2883 else if (topfrp->fr_layout == FR_COL) | |
| 2884 { | |
| 779 | 2885 do |
| 2886 { | |
| 2887 /* All frames in this column get the same new width. */ | |
| 2888 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2889 { | |
| 2890 frame_new_width(frp, width, leftfirst, wfw); | |
| 2891 if (frp->fr_width > width) | |
| 2892 { | |
| 2893 /* Could not fit the windows, make whole column wider. */ | |
| 2894 width = frp->fr_width; | |
| 2895 break; | |
| 2896 } | |
| 2897 } | |
| 2898 } while (frp != NULL); | |
| 7 | 2899 } |
| 2900 else /* fr_layout == FR_ROW */ | |
| 2901 { | |
| 2902 /* Complicated case: Resize a row of frames. Resize the rightmost | |
| 2903 * frame first, frames left of it when needed. */ | |
| 2904 | |
| 2905 frp = topfrp->fr_child; | |
| 779 | 2906 if (wfw) |
| 2907 /* Advance past frames with one window with 'wfw' set. */ | |
| 2908 while (frame_fixed_width(frp)) | |
| 2909 { | |
| 2910 frp = frp->fr_next; | |
| 2911 if (frp == NULL) | |
| 2912 return; /* no frame without 'wfw', give up */ | |
| 2913 } | |
| 7 | 2914 if (!leftfirst) |
| 779 | 2915 { |
| 2916 /* Find the rightmost frame of this row */ | |
| 7 | 2917 while (frp->fr_next != NULL) |
| 2918 frp = frp->fr_next; | |
| 779 | 2919 if (wfw) |
| 2920 /* Advance back for frames with one window with 'wfw' set. */ | |
| 2921 while (frame_fixed_width(frp)) | |
| 2922 frp = frp->fr_prev; | |
| 2923 } | |
| 7 | 2924 |
| 2925 extra_cols = width - topfrp->fr_width; | |
| 2926 if (extra_cols < 0) | |
| 2927 { | |
| 2928 /* reduce frame width, rightmost frame first */ | |
| 2929 while (frp != NULL) | |
| 2930 { | |
| 2931 w = frame_minwidth(frp, NULL); | |
| 2932 if (frp->fr_width + extra_cols < w) | |
| 2933 { | |
| 2934 extra_cols += frp->fr_width - w; | |
| 779 | 2935 frame_new_width(frp, w, leftfirst, wfw); |
| 7 | 2936 } |
| 2937 else | |
| 2938 { | |
| 779 | 2939 frame_new_width(frp, frp->fr_width + extra_cols, |
| 2940 leftfirst, wfw); | |
| 7 | 2941 break; |
| 2942 } | |
| 2943 if (leftfirst) | |
| 779 | 2944 { |
| 2945 do | |
| 2946 frp = frp->fr_next; | |
| 2947 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
| 2948 } | |
| 7 | 2949 else |
| 779 | 2950 { |
| 2951 do | |
| 2952 frp = frp->fr_prev; | |
| 2953 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
| 2954 } | |
| 2955 /* Increase "width" if we could not reduce enough frames. */ | |
| 2956 if (frp == NULL) | |
| 2957 width -= extra_cols; | |
| 7 | 2958 } |
| 2959 } | |
| 2960 else if (extra_cols > 0) | |
| 2961 { | |
| 2962 /* increase width of rightmost frame */ | |
| 779 | 2963 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw); |
| 7 | 2964 } |
| 2965 } | |
| 2966 topfrp->fr_width = width; | |
| 2967 } | |
| 2968 | |
| 2969 /* | |
| 2970 * Add the vertical separator to windows at the right side of "frp". | |
| 2971 * Note: Does not check if there is room! | |
| 2972 */ | |
| 2973 static void | |
| 2974 frame_add_vsep(frp) | |
| 2975 frame_T *frp; | |
| 2976 { | |
| 2977 win_T *wp; | |
| 2978 | |
| 2979 if (frp->fr_layout == FR_LEAF) | |
| 2980 { | |
| 2981 wp = frp->fr_win; | |
| 2982 if (wp->w_vsep_width == 0) | |
| 2983 { | |
| 2984 if (wp->w_width > 0) /* don't make it negative */ | |
| 2985 --wp->w_width; | |
| 2986 wp->w_vsep_width = 1; | |
| 2987 } | |
| 2988 } | |
| 2989 else if (frp->fr_layout == FR_COL) | |
| 2990 { | |
| 2991 /* Handle all the frames in the column. */ | |
| 2992 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2993 frame_add_vsep(frp); | |
| 2994 } | |
| 2995 else /* frp->fr_layout == FR_ROW */ | |
| 2996 { | |
| 2997 /* Only need to handle the last frame in the row. */ | |
| 2998 frp = frp->fr_child; | |
| 2999 while (frp->fr_next != NULL) | |
| 3000 frp = frp->fr_next; | |
| 3001 frame_add_vsep(frp); | |
| 3002 } | |
| 3003 } | |
| 3004 | |
| 3005 /* | |
| 3006 * Set frame width from the window it contains. | |
| 3007 */ | |
| 3008 static void | |
| 3009 frame_fix_width(wp) | |
| 3010 win_T *wp; | |
| 3011 { | |
| 3012 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width; | |
| 3013 } | |
| 3014 #endif | |
| 3015 | |
| 3016 /* | |
| 3017 * Set frame height from the window it contains. | |
| 3018 */ | |
| 3019 static void | |
| 3020 frame_fix_height(wp) | |
| 3021 win_T *wp; | |
| 3022 { | |
| 3023 wp->w_frame->fr_height = wp->w_height + wp->w_status_height; | |
| 3024 } | |
| 3025 | |
| 3026 /* | |
| 3027 * Compute the minimal height for frame "topfrp". | |
| 3028 * Uses the 'winminheight' option. | |
| 3029 * When "next_curwin" isn't NULL, use p_wh for this window. | |
| 3030 * When "next_curwin" is NOWIN, don't use at least one line for the current | |
| 3031 * window. | |
| 3032 */ | |
| 3033 static int | |
| 3034 frame_minheight(topfrp, next_curwin) | |
| 3035 frame_T *topfrp; | |
| 3036 win_T *next_curwin; | |
| 3037 { | |
| 3038 frame_T *frp; | |
| 3039 int m; | |
| 3040 #ifdef FEAT_VERTSPLIT | |
| 3041 int n; | |
| 3042 #endif | |
| 3043 | |
| 3044 if (topfrp->fr_win != NULL) | |
| 3045 { | |
| 3046 if (topfrp->fr_win == next_curwin) | |
| 3047 m = p_wh + topfrp->fr_win->w_status_height; | |
| 3048 else | |
| 3049 { | |
| 3050 /* window: minimal height of the window plus status line */ | |
| 3051 m = p_wmh + topfrp->fr_win->w_status_height; | |
| 3052 /* Current window is minimal one line high */ | |
| 3053 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
| 3054 ++m; | |
| 3055 } | |
| 3056 } | |
| 3057 #ifdef FEAT_VERTSPLIT | |
| 3058 else if (topfrp->fr_layout == FR_ROW) | |
| 3059 { | |
| 3060 /* get the minimal height from each frame in this row */ | |
| 3061 m = 0; | |
| 3062 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3063 { | |
| 3064 n = frame_minheight(frp, next_curwin); | |
| 3065 if (n > m) | |
| 3066 m = n; | |
| 3067 } | |
| 3068 } | |
| 3069 #endif | |
| 3070 else | |
| 3071 { | |
| 3072 /* Add up the minimal heights for all frames in this column. */ | |
| 3073 m = 0; | |
| 3074 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3075 m += frame_minheight(frp, next_curwin); | |
| 3076 } | |
| 3077 | |
| 3078 return m; | |
| 3079 } | |
| 3080 | |
| 3081 #ifdef FEAT_VERTSPLIT | |
| 3082 /* | |
| 3083 * Compute the minimal width for frame "topfrp". | |
| 3084 * When "next_curwin" isn't NULL, use p_wiw for this window. | |
| 3085 * When "next_curwin" is NOWIN, don't use at least one column for the current | |
| 3086 * window. | |
| 3087 */ | |
| 3088 static int | |
| 3089 frame_minwidth(topfrp, next_curwin) | |
| 3090 frame_T *topfrp; | |
| 3091 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */ | |
| 3092 { | |
| 3093 frame_T *frp; | |
| 3094 int m, n; | |
| 3095 | |
| 3096 if (topfrp->fr_win != NULL) | |
| 3097 { | |
| 3098 if (topfrp->fr_win == next_curwin) | |
| 3099 m = p_wiw + topfrp->fr_win->w_vsep_width; | |
| 3100 else | |
| 3101 { | |
| 3102 /* window: minimal width of the window plus separator column */ | |
| 3103 m = p_wmw + topfrp->fr_win->w_vsep_width; | |
| 3104 /* Current window is minimal one column wide */ | |
| 3105 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
| 3106 ++m; | |
| 3107 } | |
| 3108 } | |
| 3109 else if (topfrp->fr_layout == FR_COL) | |
| 3110 { | |
| 3111 /* get the minimal width from each frame in this column */ | |
| 3112 m = 0; | |
| 3113 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3114 { | |
| 3115 n = frame_minwidth(frp, next_curwin); | |
| 3116 if (n > m) | |
| 3117 m = n; | |
| 3118 } | |
| 3119 } | |
| 3120 else | |
| 3121 { | |
| 3122 /* Add up the minimal widths for all frames in this row. */ | |
| 3123 m = 0; | |
| 3124 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3125 m += frame_minwidth(frp, next_curwin); | |
| 3126 } | |
| 3127 | |
| 3128 return m; | |
| 3129 } | |
| 3130 #endif | |
| 3131 | |
| 3132 | |
| 3133 /* | |
| 3134 * Try to close all windows except current one. | |
| 3135 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is | |
| 3136 * used and the buffer was modified. | |
| 3137 * | |
| 3138 * Used by ":bdel" and ":only". | |
| 3139 */ | |
| 3140 void | |
| 3141 close_others(message, forceit) | |
| 3142 int message; | |
| 3143 int forceit; /* always hide all other windows */ | |
| 3144 { | |
| 3145 win_T *wp; | |
| 3146 win_T *nextwp; | |
| 3147 int r; | |
| 3148 | |
| 1906 | 3149 if (one_window()) |
| 7 | 3150 { |
| 3151 if (message | |
| 3152 #ifdef FEAT_AUTOCMD | |
| 3153 && !autocmd_busy | |
| 3154 #endif | |
| 3155 ) | |
| 826 | 3156 MSG(_(m_onlyone)); |
| 7 | 3157 return; |
| 3158 } | |
| 3159 | |
| 3160 /* Be very careful here: autocommands may change the window layout. */ | |
| 3161 for (wp = firstwin; win_valid(wp); wp = nextwp) | |
| 3162 { | |
| 3163 nextwp = wp->w_next; | |
| 3164 if (wp != curwin) /* don't close current window */ | |
| 3165 { | |
| 3166 | |
| 3167 /* Check if it's allowed to abandon this window */ | |
| 3168 r = can_abandon(wp->w_buffer, forceit); | |
| 3169 #ifdef FEAT_AUTOCMD | |
| 3170 if (!win_valid(wp)) /* autocommands messed wp up */ | |
| 3171 { | |
| 3172 nextwp = firstwin; | |
| 3173 continue; | |
| 3174 } | |
| 3175 #endif | |
| 3176 if (!r) | |
| 3177 { | |
| 3178 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
| 3179 if (message && (p_confirm || cmdmod.confirm) && p_write) | |
| 3180 { | |
| 3181 dialog_changed(wp->w_buffer, FALSE); | |
| 3182 # ifdef FEAT_AUTOCMD | |
| 3183 if (!win_valid(wp)) /* autocommands messed wp up */ | |
| 3184 { | |
| 3185 nextwp = firstwin; | |
| 3186 continue; | |
| 3187 } | |
| 3188 # endif | |
| 3189 } | |
| 3190 if (bufIsChanged(wp->w_buffer)) | |
| 3191 #endif | |
| 3192 continue; | |
| 3193 } | |
| 3194 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer)); | |
| 3195 } | |
| 3196 } | |
| 3197 | |
| 667 | 3198 if (message && lastwin != firstwin) |
| 7 | 3199 EMSG(_("E445: Other window contains changes")); |
| 3200 } | |
| 3201 | |
| 3202 #endif /* FEAT_WINDOWS */ | |
| 3203 | |
| 3204 /* | |
| 675 | 3205 * Init the current window "curwin". |
| 3206 * Called when a new file is being edited. | |
| 7 | 3207 */ |
| 3208 void | |
| 675 | 3209 curwin_init() |
| 7 | 3210 { |
| 1918 | 3211 win_init_empty(curwin); |
| 3212 } | |
| 3213 | |
| 3214 void | |
| 3215 win_init_empty(wp) | |
| 3216 win_T *wp; | |
| 3217 { | |
| 3218 redraw_win_later(wp, NOT_VALID); | |
| 3219 wp->w_lines_valid = 0; | |
| 3220 wp->w_cursor.lnum = 1; | |
| 3221 wp->w_curswant = wp->w_cursor.col = 0; | |
| 7 | 3222 #ifdef FEAT_VIRTUALEDIT |
| 1918 | 3223 wp->w_cursor.coladd = 0; |
| 3224 #endif | |
| 3225 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */ | |
| 3226 wp->w_pcmark.col = 0; | |
| 3227 wp->w_prev_pcmark.lnum = 0; | |
| 3228 wp->w_prev_pcmark.col = 0; | |
| 3229 wp->w_topline = 1; | |
| 7 | 3230 #ifdef FEAT_DIFF |
| 1918 | 3231 wp->w_topfill = 0; |
| 3232 #endif | |
| 3233 wp->w_botline = 2; | |
| 7 | 3234 #ifdef FEAT_FKMAP |
| 1918 | 3235 if (wp->w_p_rl) |
| 3236 wp->w_farsi = W_CONV + W_R_L; | |
| 7 | 3237 else |
| 1918 | 3238 wp->w_farsi = W_CONV; |
| 7 | 3239 #endif |
| 3240 } | |
| 3241 | |
| 3242 /* | |
| 3243 * Allocate the first window and put an empty buffer in it. | |
| 3244 * Called from main(). | |
| 667 | 3245 * Return FAIL when something goes wrong (out of memory). |
| 7 | 3246 */ |
| 667 | 3247 int |
| 7 | 3248 win_alloc_first() |
| 3249 { | |
| 675 | 3250 if (win_alloc_firstwin(NULL) == FAIL) |
| 667 | 3251 return FAIL; |
| 3252 | |
| 3253 #ifdef FEAT_WINDOWS | |
| 672 | 3254 first_tabpage = alloc_tabpage(); |
| 667 | 3255 if (first_tabpage == NULL) |
| 3256 return FAIL; | |
| 3257 first_tabpage->tp_topframe = topframe; | |
| 672 | 3258 curtab = first_tabpage; |
| 667 | 3259 #endif |
| 1906 | 3260 |
| 667 | 3261 return OK; |
| 3262 } | |
| 3263 | |
| 1906 | 3264 #if defined(FEAT_AUTOCMD) || defined(PROTO) |
| 3265 /* | |
| 3266 * Init "aucmd_win". This can only be done after the first | |
| 3267 * window is fully initialized, thus it can't be in win_alloc_first(). | |
| 3268 */ | |
| 3269 void | |
| 3270 win_alloc_aucmd_win() | |
| 3271 { | |
| 3272 aucmd_win = win_alloc(NULL, TRUE); | |
| 3273 if (aucmd_win != NULL) | |
| 3274 { | |
| 3275 win_init_some(aucmd_win, curwin); | |
| 3276 # ifdef FEAT_SCROLLBIND | |
| 3277 aucmd_win->w_p_scb = FALSE; | |
| 3278 # endif | |
| 3279 new_frame(aucmd_win); | |
| 3280 } | |
| 3281 } | |
| 3282 #endif | |
| 3283 | |
| 667 | 3284 /* |
| 675 | 3285 * Allocate the first window or the first window in a new tab page. |
| 3286 * When "oldwin" is NULL create an empty buffer for it. | |
| 3287 * When "oldwin" is not NULL copy info from it to the new window (only with | |
| 3288 * FEAT_WINDOWS). | |
| 667 | 3289 * Return FAIL when something goes wrong (out of memory). |
| 3290 */ | |
| 3291 static int | |
| 675 | 3292 win_alloc_firstwin(oldwin) |
| 3293 win_T *oldwin; | |
| 667 | 3294 { |
| 1906 | 3295 curwin = win_alloc(NULL, FALSE); |
| 675 | 3296 if (oldwin == NULL) |
| 3297 { | |
| 3298 /* Very first window, need to create an empty buffer for it and | |
| 3299 * initialize from scratch. */ | |
| 3300 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED); | |
| 3301 if (curwin == NULL || curbuf == NULL) | |
| 3302 return FAIL; | |
| 3303 curwin->w_buffer = curbuf; | |
|
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3304 #ifdef FEAT_SYN_HL |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3305 curwin->w_s = &(curbuf->b_s); |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
3306 #endif |
| 675 | 3307 curbuf->b_nwindows = 1; /* there is one window */ |
| 7 | 3308 #ifdef FEAT_WINDOWS |
| 675 | 3309 curwin->w_alist = &global_alist; |
| 3310 #endif | |
| 3311 curwin_init(); /* init current window */ | |
| 3312 } | |
| 3313 #ifdef FEAT_WINDOWS | |
| 3314 else | |
| 3315 { | |
| 3316 /* First window in new tab page, initialize it from "oldwin". */ | |
| 1822 | 3317 win_init(curwin, oldwin, 0); |
| 675 | 3318 |
| 3319 # ifdef FEAT_SCROLLBIND | |
| 3320 /* We don't want scroll-binding in the first window. */ | |
| 3321 curwin->w_p_scb = FALSE; | |
| 3322 # endif | |
| 3323 } | |
| 3324 #endif | |
| 7 | 3325 |
| 1906 | 3326 new_frame(curwin); |
| 3327 if (curwin->w_frame == NULL) | |
| 667 | 3328 return FAIL; |
| 1906 | 3329 topframe = curwin->w_frame; |
| 7 | 3330 #ifdef FEAT_VERTSPLIT |
| 3331 topframe->fr_width = Columns; | |
| 3332 #endif | |
| 3333 topframe->fr_height = Rows - p_ch; | |
| 3334 topframe->fr_win = curwin; | |
| 667 | 3335 |
| 3336 return OK; | |
| 3337 } | |
| 3338 | |
| 3339 /* | |
| 1906 | 3340 * Create a frame for window "wp". |
| 3341 */ | |
| 3342 static void | |
| 3343 new_frame(win_T *wp) | |
| 3344 { | |
| 3345 frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
| 3346 | |
| 3347 wp->w_frame = frp; | |
| 3348 if (frp != NULL) | |
| 3349 { | |
| 3350 frp->fr_layout = FR_LEAF; | |
| 3351 frp->fr_win = wp; | |
| 3352 } | |
| 3353 } | |
| 3354 | |
| 3355 /* | |
| 667 | 3356 * Initialize the window and frame size to the maximum. |
| 3357 */ | |
| 3358 void | |
| 3359 win_init_size() | |
| 3360 { | |
| 3361 firstwin->w_height = ROWS_AVAIL; | |
| 3362 topframe->fr_height = ROWS_AVAIL; | |
| 3363 #ifdef FEAT_VERTSPLIT | |
| 3364 firstwin->w_width = Columns; | |
| 3365 topframe->fr_width = Columns; | |
| 3366 #endif | |
| 7 | 3367 } |
| 3368 | |
| 3369 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 672 | 3370 |
| 3371 /* | |
| 3372 * Allocate a new tabpage_T and init the values. | |
| 3373 * Returns NULL when out of memory. | |
| 3374 */ | |
| 3375 static tabpage_T * | |
| 3376 alloc_tabpage() | |
| 3377 { | |
| 3378 tabpage_T *tp; | |
| 3379 | |
| 3380 tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T)); | |
| 3381 if (tp != NULL) | |
| 3382 { | |
| 788 | 3383 # ifdef FEAT_GUI |
| 3384 int i; | |
| 3385 | |
| 3386 for (i = 0; i < 3; i++) | |
| 3387 tp->tp_prev_which_scrollbars[i] = -1; | |
| 3388 # endif | |
| 672 | 3389 # ifdef FEAT_DIFF |
| 3390 tp->tp_diff_invalid = TRUE; | |
| 3391 # endif | |
| 819 | 3392 #ifdef FEAT_EVAL |
| 3393 /* init t: variables */ | |
| 3394 init_var_dict(&tp->tp_vars, &tp->tp_winvar); | |
| 3395 #endif | |
| 824 | 3396 tp->tp_ch_used = p_ch; |
| 672 | 3397 } |
| 3398 return tp; | |
| 3399 } | |
| 3400 | |
| 852 | 3401 void |
| 672 | 3402 free_tabpage(tp) |
| 3403 tabpage_T *tp; | |
| 3404 { | |
| 1906 | 3405 int idx; |
| 3406 | |
| 672 | 3407 # ifdef FEAT_DIFF |
| 3408 diff_clear(tp); | |
| 3409 # endif | |
| 1906 | 3410 for (idx = 0; idx < SNAP_COUNT; ++idx) |
| 3411 clear_snapshot(tp, idx); | |
| 819 | 3412 #ifdef FEAT_EVAL |
| 3413 vars_clear(&tp->tp_vars.dv_hashtab); /* free all t: variables */ | |
| 3414 #endif | |
| 672 | 3415 vim_free(tp); |
| 3416 } | |
| 3417 | |
| 667 | 3418 /* |
| 675 | 3419 * Create a new Tab page with one window. |
| 3420 * It will edit the current buffer, like after ":split". | |
| 682 | 3421 * When "after" is 0 put it just after the current Tab page. |
| 3422 * Otherwise put it just before tab page "after". | |
| 667 | 3423 * Return FAIL or OK. |
| 3424 */ | |
| 3425 int | |
| 682 | 3426 win_new_tabpage(after) |
| 3427 int after; | |
| 667 | 3428 { |
| 672 | 3429 tabpage_T *tp = curtab; |
| 667 | 3430 tabpage_T *newtp; |
| 682 | 3431 int n; |
| 667 | 3432 |
| 672 | 3433 newtp = alloc_tabpage(); |
| 667 | 3434 if (newtp == NULL) |
| 3435 return FAIL; | |
| 3436 | |
| 3437 /* Remember the current windows in this Tab page. */ | |
| 675 | 3438 if (leave_tabpage(curbuf) == FAIL) |
| 674 | 3439 { |
| 3440 vim_free(newtp); | |
| 3441 return FAIL; | |
| 3442 } | |
| 672 | 3443 curtab = newtp; |
| 667 | 3444 |
| 3445 /* Create a new empty window. */ | |
| 675 | 3446 if (win_alloc_firstwin(tp->tp_curwin) == OK) |
| 667 | 3447 { |
| 3448 /* Make the new Tab page the new topframe. */ | |
| 682 | 3449 if (after == 1) |
| 3450 { | |
| 3451 /* New tab page becomes the first one. */ | |
| 3452 newtp->tp_next = first_tabpage; | |
| 3453 first_tabpage = newtp; | |
| 3454 } | |
| 3455 else | |
| 3456 { | |
| 3457 if (after > 0) | |
| 3458 { | |
| 3459 /* Put new tab page before tab page "after". */ | |
| 3460 n = 2; | |
| 3461 for (tp = first_tabpage; tp->tp_next != NULL | |
| 3462 && n < after; tp = tp->tp_next) | |
| 3463 ++n; | |
| 3464 } | |
| 3465 newtp->tp_next = tp->tp_next; | |
| 3466 tp->tp_next = newtp; | |
| 3467 } | |
| 667 | 3468 win_init_size(); |
| 685 | 3469 firstwin->w_winrow = tabline_height(); |
| 819 | 3470 win_comp_scroll(curwin); |
| 667 | 3471 |
| 3472 newtp->tp_topframe = topframe; | |
| 671 | 3473 last_status(FALSE); |
| 815 | 3474 |
| 3475 #if defined(FEAT_GUI) | |
| 3476 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
| 3477 * scrollbars. Have to update them anyway. */ | |
| 1906 | 3478 gui_may_update_scrollbars(); |
| 815 | 3479 #endif |
| 3480 | |
| 667 | 3481 redraw_all_later(CLEAR); |
| 675 | 3482 #ifdef FEAT_AUTOCMD |
| 3483 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
| 3484 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
| 3485 #endif | |
| 667 | 3486 return OK; |
| 3487 } | |
| 3488 | |
| 3489 /* Failed, get back the previous Tab page */ | |
| 674 | 3490 enter_tabpage(curtab, curbuf); |
| 667 | 3491 return FAIL; |
| 3492 } | |
| 3493 | |
| 3494 /* | |
| 682 | 3495 * Open a new tab page if ":tab cmd" was used. It will edit the same buffer, |
| 3496 * like with ":split". | |
| 3497 * Returns OK if a new tab page was created, FAIL otherwise. | |
| 3498 */ | |
| 3499 int | |
| 3500 may_open_tabpage() | |
| 3501 { | |
| 1090 | 3502 int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab; |
| 3503 | |
| 3504 if (n != 0) | |
| 682 | 3505 { |
| 3506 cmdmod.tab = 0; /* reset it to avoid doing it twice */ | |
| 1090 | 3507 postponed_split_tab = 0; |
| 682 | 3508 return win_new_tabpage(n); |
| 3509 } | |
| 3510 return FAIL; | |
| 3511 } | |
| 3512 | |
| 3513 /* | |
| 672 | 3514 * Create up to "maxcount" tabpages with empty windows. |
| 3515 * Returns the number of resulting tab pages. | |
| 667 | 3516 */ |
| 672 | 3517 int |
| 3518 make_tabpages(maxcount) | |
| 3519 int maxcount; | |
| 667 | 3520 { |
| 672 | 3521 int count = maxcount; |
| 3522 int todo; | |
| 3523 | |
| 698 | 3524 /* Limit to 'tabpagemax' tabs. */ |
| 3525 if (count > p_tpm) | |
| 3526 count = p_tpm; | |
| 672 | 3527 |
| 3528 #ifdef FEAT_AUTOCMD | |
| 3529 /* | |
| 3530 * Don't execute autocommands while creating the tab pages. Must do that | |
| 3531 * when putting the buffers in the windows. | |
| 3532 */ | |
| 1410 | 3533 block_autocmds(); |
| 672 | 3534 #endif |
| 3535 | |
| 3536 for (todo = count - 1; todo > 0; --todo) | |
| 682 | 3537 if (win_new_tabpage(0) == FAIL) |
| 667 | 3538 break; |
| 672 | 3539 |
| 3540 #ifdef FEAT_AUTOCMD | |
| 1410 | 3541 unblock_autocmds(); |
| 672 | 3542 #endif |
| 3543 | |
| 3544 /* return actual number of tab pages */ | |
| 3545 return (count - todo); | |
| 667 | 3546 } |
| 3547 | |
| 3548 /* | |
| 671 | 3549 * Return TRUE when "tpc" points to a valid tab page. |
| 3550 */ | |
| 3551 int | |
| 3552 valid_tabpage(tpc) | |
| 3553 tabpage_T *tpc; | |
| 3554 { | |
| 3555 tabpage_T *tp; | |
| 3556 | |
| 3557 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 3558 if (tp == tpc) | |
| 3559 return TRUE; | |
| 3560 return FALSE; | |
| 3561 } | |
| 3562 | |
| 3563 /* | |
| 3564 * Find tab page "n" (first one is 1). Returns NULL when not found. | |
| 3565 */ | |
| 3566 tabpage_T * | |
| 3567 find_tabpage(n) | |
| 3568 int n; | |
| 3569 { | |
| 3570 tabpage_T *tp; | |
| 3571 int i = 1; | |
| 3572 | |
| 3573 for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next) | |
| 3574 ++i; | |
| 3575 return tp; | |
| 3576 } | |
| 3577 | |
| 3578 /* | |
| 685 | 3579 * Get index of tab page "tp". First one has index 1. |
| 686 | 3580 * When not found returns number of tab pages plus one. |
| 685 | 3581 */ |
| 3582 int | |
| 3583 tabpage_index(ftp) | |
| 3584 tabpage_T *ftp; | |
| 3585 { | |
| 3586 int i = 1; | |
| 3587 tabpage_T *tp; | |
| 3588 | |
| 3589 for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next) | |
| 3590 ++i; | |
| 3591 return i; | |
| 3592 } | |
| 3593 | |
| 3594 /* | |
| 674 | 3595 * Prepare for leaving the current tab page. |
| 3596 * When autocomands change "curtab" we don't leave the tab page and return | |
| 3597 * FAIL. | |
| 3598 * Careful: When OK is returned need to get a new tab page very very soon! | |
| 667 | 3599 */ |
| 674 | 3600 static int |
| 3601 leave_tabpage(new_curbuf) | |
| 1887 | 3602 buf_T *new_curbuf UNUSED; /* what is going to be the new curbuf, |
| 674 | 3603 NULL if unknown */ |
| 667 | 3604 { |
| 674 | 3605 tabpage_T *tp = curtab; |
| 3606 | |
| 819 | 3607 #ifdef FEAT_VISUAL |
| 3608 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 3609 #endif | |
| 674 | 3610 #ifdef FEAT_AUTOCMD |
| 3611 if (new_curbuf != curbuf) | |
| 3612 { | |
| 3613 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 3614 if (curtab != tp) | |
| 3615 return FAIL; | |
| 3616 } | |
| 3617 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
| 3618 if (curtab != tp) | |
| 3619 return FAIL; | |
| 675 | 3620 apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf); |
| 674 | 3621 if (curtab != tp) |
| 3622 return FAIL; | |
| 3623 #endif | |
| 668 | 3624 #if defined(FEAT_GUI) |
| 3625 /* Remove the scrollbars. They may be added back later. */ | |
| 3626 if (gui.in_use) | |
| 3627 gui_remove_scrollbars(); | |
| 3628 #endif | |
| 667 | 3629 tp->tp_curwin = curwin; |
| 671 | 3630 tp->tp_prevwin = prevwin; |
| 667 | 3631 tp->tp_firstwin = firstwin; |
| 3632 tp->tp_lastwin = lastwin; | |
| 668 | 3633 tp->tp_old_Rows = Rows; |
| 3634 tp->tp_old_Columns = Columns; | |
| 667 | 3635 firstwin = NULL; |
| 3636 lastwin = NULL; | |
| 674 | 3637 return OK; |
| 667 | 3638 } |
| 3639 | |
| 3640 /* | |
| 3641 * Start using tab page "tp". | |
| 675 | 3642 * Only to be used after leave_tabpage() or freeing the current tab page. |
| 667 | 3643 */ |
| 3644 static void | |
| 3645 enter_tabpage(tp, old_curbuf) | |
| 3646 tabpage_T *tp; | |
| 1887 | 3647 buf_T *old_curbuf UNUSED; |
| 667 | 3648 { |
| 668 | 3649 int old_off = tp->tp_firstwin->w_winrow; |
| 870 | 3650 win_T *next_prevwin = tp->tp_prevwin; |
| 668 | 3651 |
| 672 | 3652 curtab = tp; |
| 667 | 3653 firstwin = tp->tp_firstwin; |
| 3654 lastwin = tp->tp_lastwin; | |
| 3655 topframe = tp->tp_topframe; | |
| 870 | 3656 |
| 3657 /* We would like doing the TabEnter event first, but we don't have a | |
| 3658 * valid current window yet, which may break some commands. | |
| 3659 * This triggers autocommands, thus may make "tp" invalid. */ | |
| 3660 win_enter_ext(tp->tp_curwin, FALSE, TRUE); | |
| 3661 prevwin = next_prevwin; | |
| 3662 | |
| 675 | 3663 #ifdef FEAT_AUTOCMD |
| 3664 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
| 870 | 3665 |
| 667 | 3666 if (old_curbuf != curbuf) |
| 3667 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
| 3668 #endif | |
| 3669 | |
| 668 | 3670 last_status(FALSE); /* status line may appear or disappear */ |
| 3671 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
| 672 | 3672 must_redraw = CLEAR; /* need to redraw everything */ |
| 3673 #ifdef FEAT_DIFF | |
| 3674 diff_need_scrollbind = TRUE; | |
| 3675 #endif | |
| 668 | 3676 |
| 3677 /* The tabpage line may have appeared or disappeared, may need to resize | |
| 3678 * the frames for that. When the Vim window was resized need to update | |
| 824 | 3679 * frame sizes too. Use the stored value of p_ch, so that it can be |
| 3680 * different for each tab page. */ | |
| 3681 p_ch = curtab->tp_ch_used; | |
| 685 | 3682 if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow |
| 3683 #ifdef FEAT_GUI_TABLINE | |
| 3684 && !gui_use_tabline() | |
| 3685 #endif | |
| 3686 )) | |
| 668 | 3687 shell_new_rows(); |
| 3688 #ifdef FEAT_VERTSPLIT | |
| 674 | 3689 if (curtab->tp_old_Columns != Columns && starting == 0) |
| 668 | 3690 shell_new_columns(); /* update window widths */ |
| 3691 #endif | |
| 3692 | |
| 3693 #if defined(FEAT_GUI) | |
| 3694 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
| 3695 * scrollbars. Have to update them anyway. */ | |
| 1906 | 3696 gui_may_update_scrollbars(); |
| 667 | 3697 #endif |
| 3698 | |
| 3699 redraw_all_later(CLEAR); | |
| 3700 } | |
| 3701 | |
| 3702 /* | |
| 3703 * Go to tab page "n". For ":tab N" and "Ngt". | |
| 685 | 3704 * When "n" is 9999 go to the last tab page. |
| 667 | 3705 */ |
| 3706 void | |
| 3707 goto_tabpage(n) | |
| 3708 int n; | |
| 3709 { | |
| 3710 tabpage_T *tp; | |
| 682 | 3711 tabpage_T *ttp; |
| 667 | 3712 int i; |
| 3713 | |
| 857 | 3714 if (text_locked()) |
| 3715 { | |
| 3716 /* Not allowed when editing the command line. */ | |
| 3717 #ifdef FEAT_CMDWIN | |
| 3718 if (cmdwin_type != 0) | |
| 3719 EMSG(_(e_cmdwin)); | |
| 3720 else | |
| 3721 #endif | |
| 3722 EMSG(_(e_secure)); | |
| 3723 return; | |
| 3724 } | |
| 3725 | |
| 675 | 3726 /* If there is only one it can't work. */ |
| 3727 if (first_tabpage->tp_next == NULL) | |
| 3728 { | |
| 3729 if (n > 1) | |
| 3730 beep_flush(); | |
| 3731 return; | |
| 3732 } | |
| 3733 | |
| 667 | 3734 if (n == 0) |
| 3735 { | |
| 3736 /* No count, go to next tab page, wrap around end. */ | |
| 674 | 3737 if (curtab->tp_next == NULL) |
| 667 | 3738 tp = first_tabpage; |
| 3739 else | |
| 674 | 3740 tp = curtab->tp_next; |
| 667 | 3741 } |
| 682 | 3742 else if (n < 0) |
| 3743 { | |
| 3744 /* "gT": go to previous tab page, wrap around end. "N gT" repeats | |
| 3745 * this N times. */ | |
| 3746 ttp = curtab; | |
| 3747 for (i = n; i < 0; ++i) | |
| 3748 { | |
| 3749 for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL; | |
| 3750 tp = tp->tp_next) | |
| 3751 ; | |
| 3752 ttp = tp; | |
| 3753 } | |
| 3754 } | |
| 685 | 3755 else if (n == 9999) |
| 3756 { | |
| 3757 /* Go to last tab page. */ | |
| 3758 for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next) | |
| 3759 ; | |
| 3760 } | |
| 667 | 3761 else |
| 3762 { | |
| 3763 /* Go to tab page "n". */ | |
| 685 | 3764 tp = find_tabpage(n); |
| 671 | 3765 if (tp == NULL) |
| 3766 { | |
| 3767 beep_flush(); | |
| 3768 return; | |
| 3769 } | |
| 667 | 3770 } |
| 3771 | |
| 685 | 3772 goto_tabpage_tp(tp); |
| 3773 | |
| 3774 #ifdef FEAT_GUI_TABLINE | |
| 3775 if (gui_use_tabline()) | |
| 690 | 3776 gui_mch_set_curtab(tabpage_index(curtab)); |
| 685 | 3777 #endif |
| 3778 } | |
| 3779 | |
| 3780 /* | |
| 3781 * Go to tabpage "tp". | |
| 3782 * Note: doesn't update the GUI tab. | |
| 3783 */ | |
| 3784 void | |
| 3785 goto_tabpage_tp(tp) | |
| 3786 tabpage_T *tp; | |
| 3787 { | |
|
2201
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3788 /* 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
|
3789 set_keep_msg(NULL, 0); |
|
4c6b4298852f
Other solution for GTK not changing the locale.
Bram Moolenaar <bram@vim.org>
parents:
2115
diff
changeset
|
3790 |
| 682 | 3791 if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer) == OK) |
| 674 | 3792 { |
| 3793 if (valid_tabpage(tp)) | |
| 3794 enter_tabpage(tp, curbuf); | |
| 3795 else | |
| 3796 enter_tabpage(curtab, curbuf); | |
| 3797 } | |
| 667 | 3798 } |
| 7 | 3799 |
| 3800 /* | |
| 825 | 3801 * Enter window "wp" in tab page "tp". |
| 3802 * Also updates the GUI tab. | |
| 3803 */ | |
| 3804 void | |
| 3805 goto_tabpage_win(tp, wp) | |
| 3806 tabpage_T *tp; | |
| 3807 win_T *wp; | |
| 3808 { | |
| 3809 goto_tabpage_tp(tp); | |
| 3810 if (curtab == tp && win_valid(wp)) | |
| 3811 { | |
| 3812 win_enter(wp, TRUE); | |
| 3813 # ifdef FEAT_GUI_TABLINE | |
| 3814 if (gui_use_tabline()) | |
| 3815 gui_mch_set_curtab(tabpage_index(curtab)); | |
| 3816 # endif | |
| 3817 } | |
| 3818 } | |
| 3819 | |
| 3820 /* | |
| 682 | 3821 * Move the current tab page to before tab page "nr". |
| 3822 */ | |
| 3823 void | |
| 3824 tabpage_move(nr) | |
| 3825 int nr; | |
| 3826 { | |
| 3827 int n = nr; | |
| 3828 tabpage_T *tp; | |
| 3829 | |
| 3830 if (first_tabpage->tp_next == NULL) | |
| 3831 return; | |
| 3832 | |
| 3833 /* Remove the current tab page from the list of tab pages. */ | |
| 3834 if (curtab == first_tabpage) | |
| 3835 first_tabpage = curtab->tp_next; | |
| 3836 else | |
| 3837 { | |
| 3838 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 3839 if (tp->tp_next == curtab) | |
| 3840 break; | |
| 3841 if (tp == NULL) /* "cannot happen" */ | |
| 3842 return; | |
| 3843 tp->tp_next = curtab->tp_next; | |
| 3844 } | |
| 3845 | |
| 3846 /* Re-insert it at the specified position. */ | |
| 3847 if (n == 0) | |
| 3848 { | |
| 3849 curtab->tp_next = first_tabpage; | |
| 3850 first_tabpage = curtab; | |
| 3851 } | |
| 3852 else | |
| 3853 { | |
| 3854 for (tp = first_tabpage; tp->tp_next != NULL && n > 1; tp = tp->tp_next) | |
| 3855 --n; | |
| 3856 curtab->tp_next = tp->tp_next; | |
| 3857 tp->tp_next = curtab; | |
| 3858 } | |
| 3859 | |
| 3860 /* Need to redraw the tabline. Tab page contents doesn't change. */ | |
| 3861 redraw_tabline = TRUE; | |
| 3862 } | |
| 3863 | |
| 3864 | |
| 3865 /* | |
| 7 | 3866 * Go to another window. |
| 3867 * When jumping to another buffer, stop Visual mode. Do this before | |
| 3868 * changing windows so we can yank the selection into the '*' register. | |
| 3869 * When jumping to another window on the same buffer, adjust its cursor | |
| 3870 * position to keep the same Visual area. | |
| 3871 */ | |
| 3872 void | |
| 3873 win_goto(wp) | |
| 3874 win_T *wp; | |
| 3875 { | |
| 633 | 3876 if (text_locked()) |
| 7 | 3877 { |
| 3878 beep_flush(); | |
| 633 | 3879 text_locked_msg(); |
| 7 | 3880 return; |
| 3881 } | |
| 819 | 3882 #ifdef FEAT_AUTOCMD |
| 3883 if (curbuf_locked()) | |
| 3884 return; | |
| 3885 #endif | |
| 631 | 3886 |
| 7 | 3887 #ifdef FEAT_VISUAL |
| 3888 if (wp->w_buffer != curbuf) | |
| 3889 reset_VIsual_and_resel(); | |
| 3890 else if (VIsual_active) | |
| 3891 wp->w_cursor = curwin->w_cursor; | |
| 3892 #endif | |
| 3893 | |
| 3894 #ifdef FEAT_GUI | |
| 3895 need_mouse_correct = TRUE; | |
| 3896 #endif | |
| 3897 win_enter(wp, TRUE); | |
| 3898 } | |
| 3899 | |
| 3900 #if defined(FEAT_PERL) || defined(PROTO) | |
| 3901 /* | |
| 3902 * Find window number "winnr" (counting top to bottom). | |
| 3903 */ | |
| 3904 win_T * | |
| 3905 win_find_nr(winnr) | |
| 3906 int winnr; | |
| 3907 { | |
| 3908 win_T *wp; | |
| 3909 | |
| 3910 # ifdef FEAT_WINDOWS | |
| 3911 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 3912 if (--winnr == 0) | |
| 3913 break; | |
| 3914 return wp; | |
| 3915 # else | |
| 3916 return curwin; | |
| 3917 # endif | |
| 3918 } | |
| 3919 #endif | |
| 3920 | |
| 3921 #ifdef FEAT_VERTSPLIT | |
| 3922 /* | |
| 3923 * Move to window above or below "count" times. | |
| 3924 */ | |
| 3925 static void | |
| 3926 win_goto_ver(up, count) | |
| 3927 int up; /* TRUE to go to win above */ | |
| 3928 long count; | |
| 3929 { | |
| 3930 frame_T *fr; | |
| 3931 frame_T *nfr; | |
| 3932 frame_T *foundfr; | |
| 3933 | |
| 3934 foundfr = curwin->w_frame; | |
| 3935 while (count--) | |
| 3936 { | |
| 3937 /* | |
| 3938 * First go upwards in the tree of frames until we find a upwards or | |
| 3939 * downwards neighbor. | |
| 3940 */ | |
| 3941 fr = foundfr; | |
| 3942 for (;;) | |
| 3943 { | |
| 3944 if (fr == topframe) | |
| 3945 goto end; | |
| 3946 if (up) | |
| 3947 nfr = fr->fr_prev; | |
| 3948 else | |
| 3949 nfr = fr->fr_next; | |
| 3950 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL) | |
| 3951 break; | |
| 3952 fr = fr->fr_parent; | |
| 3953 } | |
| 3954 | |
| 3955 /* | |
| 3956 * Now go downwards to find the bottom or top frame in it. | |
| 3957 */ | |
| 3958 for (;;) | |
| 3959 { | |
| 3960 if (nfr->fr_layout == FR_LEAF) | |
| 3961 { | |
| 3962 foundfr = nfr; | |
| 3963 break; | |
| 3964 } | |
| 3965 fr = nfr->fr_child; | |
| 3966 if (nfr->fr_layout == FR_ROW) | |
| 3967 { | |
| 3968 /* Find the frame at the cursor row. */ | |
| 3969 while (fr->fr_next != NULL | |
| 3970 && frame2win(fr)->w_wincol + fr->fr_width | |
| 3971 <= curwin->w_wincol + curwin->w_wcol) | |
| 3972 fr = fr->fr_next; | |
| 3973 } | |
| 3974 if (nfr->fr_layout == FR_COL && up) | |
| 3975 while (fr->fr_next != NULL) | |
| 3976 fr = fr->fr_next; | |
| 3977 nfr = fr; | |
| 3978 } | |
| 3979 } | |
| 3980 end: | |
| 3981 if (foundfr != NULL) | |
| 3982 win_goto(foundfr->fr_win); | |
| 3983 } | |
| 3984 | |
| 3985 /* | |
| 3986 * Move to left or right window. | |
| 3987 */ | |
| 3988 static void | |
| 3989 win_goto_hor(left, count) | |
| 3990 int left; /* TRUE to go to left win */ | |
| 3991 long count; | |
| 3992 { | |
| 3993 frame_T *fr; | |
| 3994 frame_T *nfr; | |
| 3995 frame_T *foundfr; | |
| 3996 | |
| 3997 foundfr = curwin->w_frame; | |
| 3998 while (count--) | |
| 3999 { | |
| 4000 /* | |
| 4001 * First go upwards in the tree of frames until we find a left or | |
| 4002 * right neighbor. | |
| 4003 */ | |
| 4004 fr = foundfr; | |
| 4005 for (;;) | |
| 4006 { | |
| 4007 if (fr == topframe) | |
| 4008 goto end; | |
| 4009 if (left) | |
| 4010 nfr = fr->fr_prev; | |
| 4011 else | |
| 4012 nfr = fr->fr_next; | |
| 4013 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL) | |
| 4014 break; | |
| 4015 fr = fr->fr_parent; | |
| 4016 } | |
| 4017 | |
| 4018 /* | |
| 4019 * Now go downwards to find the leftmost or rightmost frame in it. | |
| 4020 */ | |
| 4021 for (;;) | |
| 4022 { | |
| 4023 if (nfr->fr_layout == FR_LEAF) | |
| 4024 { | |
| 4025 foundfr = nfr; | |
| 4026 break; | |
| 4027 } | |
| 4028 fr = nfr->fr_child; | |
| 4029 if (nfr->fr_layout == FR_COL) | |
| 4030 { | |
| 4031 /* Find the frame at the cursor row. */ | |
| 4032 while (fr->fr_next != NULL | |
| 4033 && frame2win(fr)->w_winrow + fr->fr_height | |
| 4034 <= curwin->w_winrow + curwin->w_wrow) | |
| 4035 fr = fr->fr_next; | |
| 4036 } | |
| 4037 if (nfr->fr_layout == FR_ROW && left) | |
| 4038 while (fr->fr_next != NULL) | |
| 4039 fr = fr->fr_next; | |
| 4040 nfr = fr; | |
| 4041 } | |
| 4042 } | |
| 4043 end: | |
| 4044 if (foundfr != NULL) | |
| 4045 win_goto(foundfr->fr_win); | |
| 4046 } | |
| 4047 #endif | |
| 4048 | |
| 4049 /* | |
| 4050 * Make window "wp" the current window. | |
| 4051 */ | |
| 4052 void | |
| 4053 win_enter(wp, undo_sync) | |
| 4054 win_T *wp; | |
| 4055 int undo_sync; | |
| 4056 { | |
| 4057 win_enter_ext(wp, undo_sync, FALSE); | |
| 4058 } | |
| 4059 | |
| 4060 /* | |
| 4061 * Make window wp the current window. | |
| 4062 * Can be called with "curwin_invalid" TRUE, which means that curwin has just | |
| 4063 * been closed and isn't valid. | |
| 4064 */ | |
| 4065 static void | |
| 4066 win_enter_ext(wp, undo_sync, curwin_invalid) | |
| 4067 win_T *wp; | |
| 4068 int undo_sync; | |
| 4069 int curwin_invalid; | |
| 4070 { | |
| 4071 #ifdef FEAT_AUTOCMD | |
| 4072 int other_buffer = FALSE; | |
| 4073 #endif | |
| 4074 | |
| 4075 if (wp == curwin && !curwin_invalid) /* nothing to do */ | |
| 4076 return; | |
| 4077 | |
| 4078 #ifdef FEAT_AUTOCMD | |
| 4079 if (!curwin_invalid) | |
| 4080 { | |
| 4081 /* | |
| 4082 * Be careful: If autocommands delete the window, return now. | |
| 4083 */ | |
| 4084 if (wp->w_buffer != curbuf) | |
| 4085 { | |
| 4086 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 4087 other_buffer = TRUE; | |
| 4088 if (!win_valid(wp)) | |
| 4089 return; | |
| 4090 } | |
| 4091 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
| 4092 if (!win_valid(wp)) | |
| 4093 return; | |
| 4094 # ifdef FEAT_EVAL | |
| 4095 /* autocmds may abort script processing */ | |
| 4096 if (aborting()) | |
| 4097 return; | |
| 4098 # endif | |
| 4099 } | |
| 4100 #endif | |
| 4101 | |
| 4102 /* sync undo before leaving the current buffer */ | |
| 4103 if (undo_sync && curbuf != wp->w_buffer) | |
| 825 | 4104 u_sync(FALSE); |
| 7 | 4105 /* may have to copy the buffer options when 'cpo' contains 'S' */ |
| 4106 if (wp->w_buffer != curbuf) | |
| 4107 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP); | |
| 4108 if (!curwin_invalid) | |
| 4109 { | |
| 4110 prevwin = curwin; /* remember for CTRL-W p */ | |
| 4111 curwin->w_redr_status = TRUE; | |
| 4112 } | |
| 4113 curwin = wp; | |
| 4114 curbuf = wp->w_buffer; | |
| 4115 check_cursor(); | |
| 4116 #ifdef FEAT_VIRTUALEDIT | |
| 4117 if (!virtual_active()) | |
| 4118 curwin->w_cursor.coladd = 0; | |
| 4119 #endif | |
| 4120 changed_line_abv_curs(); /* assume cursor position needs updating */ | |
| 4121 | |
| 4122 if (curwin->w_localdir != NULL) | |
| 4123 { | |
| 4124 /* Window has a local directory: Save current directory as global | |
| 4125 * directory (unless that was done already) and change to the local | |
| 4126 * directory. */ | |
| 4127 if (globaldir == NULL) | |
| 4128 { | |
| 4129 char_u cwd[MAXPATHL]; | |
| 4130 | |
| 4131 if (mch_dirname(cwd, MAXPATHL) == OK) | |
| 4132 globaldir = vim_strsave(cwd); | |
| 4133 } | |
| 1757 | 4134 if (mch_chdir((char *)curwin->w_localdir) == 0) |
| 4135 shorten_fnames(TRUE); | |
| 7 | 4136 } |
| 4137 else if (globaldir != NULL) | |
| 4138 { | |
| 4139 /* Window doesn't have a local directory and we are not in the global | |
| 4140 * directory: Change to the global directory. */ | |
| 1757 | 4141 ignored = mch_chdir((char *)globaldir); |
| 7 | 4142 vim_free(globaldir); |
| 4143 globaldir = NULL; | |
| 4144 shorten_fnames(TRUE); | |
| 4145 } | |
| 4146 | |
| 4147 #ifdef FEAT_AUTOCMD | |
| 4148 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
| 4149 if (other_buffer) | |
| 4150 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
| 4151 #endif | |
| 4152 | |
| 4153 #ifdef FEAT_TITLE | |
| 4154 maketitle(); | |
| 4155 #endif | |
| 4156 curwin->w_redr_status = TRUE; | |
| 672 | 4157 redraw_tabline = TRUE; |
| 7 | 4158 if (restart_edit) |
| 4159 redraw_later(VALID); /* causes status line redraw */ | |
| 4160 | |
| 4161 /* set window height to desired minimal value */ | |
| 4162 if (curwin->w_height < p_wh && !curwin->w_p_wfh) | |
| 4163 win_setheight((int)p_wh); | |
| 4164 else if (curwin->w_height == 0) | |
| 4165 win_setheight(1); | |
| 4166 | |
| 4167 #ifdef FEAT_VERTSPLIT | |
| 4168 /* set window width to desired minimal value */ | |
| 779 | 4169 if (curwin->w_width < p_wiw && !curwin->w_p_wfw) |
| 7 | 4170 win_setwidth((int)p_wiw); |
| 4171 #endif | |
| 4172 | |
| 4173 #ifdef FEAT_MOUSE | |
| 4174 setmouse(); /* in case jumped to/from help buffer */ | |
| 4175 #endif | |
| 4176 | |
| 961 | 4177 /* Change directories when the 'acd' option is set. */ |
| 4178 DO_AUTOCHDIR | |
| 7 | 4179 } |
| 4180 | |
| 4181 #endif /* FEAT_WINDOWS */ | |
| 4182 | |
| 4183 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO) | |
| 4184 /* | |
| 825 | 4185 * Jump to the first open window that contains buffer "buf", if one exists. |
| 4186 * Returns a pointer to the window found, otherwise NULL. | |
| 7 | 4187 */ |
| 4188 win_T * | |
| 4189 buf_jump_open_win(buf) | |
| 4190 buf_T *buf; | |
| 4191 { | |
| 4192 # ifdef FEAT_WINDOWS | |
| 4193 win_T *wp; | |
| 4194 | |
| 825 | 4195 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| 7 | 4196 if (wp->w_buffer == buf) |
| 4197 break; | |
| 4198 if (wp != NULL) | |
| 4199 win_enter(wp, FALSE); | |
| 4200 return wp; | |
| 4201 # else | |
| 4202 if (curwin->w_buffer == buf) | |
| 4203 return curwin; | |
| 4204 return NULL; | |
| 4205 # endif | |
| 4206 } | |
| 825 | 4207 |
| 4208 /* | |
| 4209 * Jump to the first open window in any tab page that contains buffer "buf", | |
| 4210 * if one exists. | |
| 4211 * Returns a pointer to the window found, otherwise NULL. | |
| 4212 */ | |
| 4213 win_T * | |
| 4214 buf_jump_open_tab(buf) | |
| 4215 buf_T *buf; | |
| 4216 { | |
| 4217 # ifdef FEAT_WINDOWS | |
| 4218 win_T *wp; | |
| 4219 tabpage_T *tp; | |
| 4220 | |
| 4221 /* First try the current tab page. */ | |
| 4222 wp = buf_jump_open_win(buf); | |
| 4223 if (wp != NULL) | |
| 4224 return wp; | |
| 4225 | |
| 4226 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 4227 if (tp != curtab) | |
| 4228 { | |
| 4229 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) | |
| 4230 if (wp->w_buffer == buf) | |
| 4231 break; | |
| 4232 if (wp != NULL) | |
| 4233 { | |
| 4234 goto_tabpage_win(tp, wp); | |
| 4235 if (curwin != wp) | |
| 4236 wp = NULL; /* something went wrong */ | |
| 4237 break; | |
| 4238 } | |
| 4239 } | |
| 4240 | |
| 4241 return wp; | |
| 4242 # else | |
| 4243 if (curwin->w_buffer == buf) | |
| 4244 return curwin; | |
| 4245 return NULL; | |
| 4246 # endif | |
| 4247 } | |
| 7 | 4248 #endif |
| 4249 | |
| 4250 /* | |
| 1906 | 4251 * Allocate a window structure and link it in the window list when "hidden" is |
| 4252 * FALSE. | |
| 7 | 4253 */ |
| 4254 static win_T * | |
| 1906 | 4255 win_alloc(after, hidden) |
| 1887 | 4256 win_T *after UNUSED; |
| 1906 | 4257 int hidden UNUSED; |
| 7 | 4258 { |
| 4259 win_T *newwin; | |
| 4260 | |
| 4261 /* | |
| 4262 * allocate window structure and linesizes arrays | |
| 4263 */ | |
| 4264 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T)); | |
| 4265 if (newwin != NULL && win_alloc_lines(newwin) == FAIL) | |
| 4266 { | |
| 4267 vim_free(newwin); | |
| 4268 newwin = NULL; | |
| 4269 } | |
| 4270 | |
| 4271 if (newwin != NULL) | |
| 4272 { | |
| 1114 | 4273 #ifdef FEAT_AUTOCMD |
| 4274 /* Don't execute autocommands while the window is not properly | |
| 4275 * initialized yet. gui_create_scrollbar() may trigger a FocusGained | |
| 4276 * event. */ | |
| 1410 | 4277 block_autocmds(); |
| 1114 | 4278 #endif |
| 7 | 4279 /* |
| 4280 * link the window in the window list | |
| 4281 */ | |
| 4282 #ifdef FEAT_WINDOWS | |
| 1906 | 4283 if (!hidden) |
| 4284 win_append(after, newwin); | |
| 7 | 4285 #endif |
| 4286 #ifdef FEAT_VERTSPLIT | |
| 4287 newwin->w_wincol = 0; | |
| 4288 newwin->w_width = Columns; | |
| 4289 #endif | |
| 4290 | |
| 4291 /* position the display and the cursor at the top of the file. */ | |
| 4292 newwin->w_topline = 1; | |
| 4293 #ifdef FEAT_DIFF | |
| 4294 newwin->w_topfill = 0; | |
| 4295 #endif | |
| 4296 newwin->w_botline = 2; | |
| 4297 newwin->w_cursor.lnum = 1; | |
| 4298 #ifdef FEAT_SCROLLBIND | |
| 4299 newwin->w_scbind_pos = 1; | |
| 4300 #endif | |
| 4301 | |
| 4302 /* We won't calculate w_fraction until resizing the window */ | |
| 4303 newwin->w_fraction = 0; | |
| 4304 newwin->w_prev_fraction_row = -1; | |
| 4305 | |
| 4306 #ifdef FEAT_GUI | |
| 4307 if (gui.in_use) | |
| 4308 { | |
| 4309 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT], | |
| 4310 SBAR_LEFT, newwin); | |
| 4311 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT], | |
| 4312 SBAR_RIGHT, newwin); | |
| 4313 } | |
| 4314 #endif | |
| 4315 #ifdef FEAT_EVAL | |
| 126 | 4316 /* init w: variables */ |
| 4317 init_var_dict(&newwin->w_vars, &newwin->w_winvar); | |
| 7 | 4318 #endif |
| 4319 #ifdef FEAT_FOLDING | |
| 4320 foldInitWin(newwin); | |
| 4321 #endif | |
| 1114 | 4322 #ifdef FEAT_AUTOCMD |
| 1410 | 4323 unblock_autocmds(); |
| 1114 | 4324 #endif |
| 1326 | 4325 #ifdef FEAT_SEARCH_EXTRA |
| 4326 newwin->w_match_head = NULL; | |
| 4327 newwin->w_next_match_id = 4; | |
| 4328 #endif | |
| 7 | 4329 } |
| 4330 return newwin; | |
| 4331 } | |
| 4332 | |
| 4333 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 4334 | |
| 4335 /* | |
| 4336 * remove window 'wp' from the window list and free the structure | |
| 4337 */ | |
| 4338 static void | |
| 671 | 4339 win_free(wp, tp) |
| 7 | 4340 win_T *wp; |
| 671 | 4341 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 4342 { |
| 4343 int i; | |
| 4344 | |
| 1918 | 4345 #ifdef FEAT_FOLDING |
| 4346 clearFolding(wp); | |
| 4347 #endif | |
| 4348 | |
| 4349 /* reduce the reference count to the argument list. */ | |
| 4350 alist_unlink(wp->w_alist); | |
| 4351 | |
| 1114 | 4352 #ifdef FEAT_AUTOCMD |
| 4353 /* Don't execute autocommands while the window is halfway being deleted. | |
| 4354 * gui_mch_destroy_scrollbar() may trigger a FocusGained event. */ | |
| 1410 | 4355 block_autocmds(); |
| 1114 | 4356 #endif |
| 4357 | |
| 14 | 4358 #ifdef FEAT_MZSCHEME |
| 4359 mzscheme_window_free(wp); | |
| 4360 #endif | |
| 4361 | |
| 7 | 4362 #ifdef FEAT_PERL |
| 4363 perl_win_free(wp); | |
| 4364 #endif | |
| 4365 | |
| 4366 #ifdef FEAT_PYTHON | |
| 4367 python_window_free(wp); | |
| 4368 #endif | |
| 4369 | |
| 4370 #ifdef FEAT_TCL | |
| 4371 tcl_window_free(wp); | |
| 4372 #endif | |
| 4373 | |
| 4374 #ifdef FEAT_RUBY | |
| 4375 ruby_window_free(wp); | |
| 4376 #endif | |
| 4377 | |
| 4378 clear_winopt(&wp->w_onebuf_opt); | |
| 4379 clear_winopt(&wp->w_allbuf_opt); | |
| 4380 | |
| 4381 #ifdef FEAT_EVAL | |
| 126 | 4382 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */ |
| 7 | 4383 #endif |
| 4384 | |
| 4385 if (prevwin == wp) | |
| 4386 prevwin = NULL; | |
| 4387 win_free_lsize(wp); | |
| 4388 | |
| 4389 for (i = 0; i < wp->w_tagstacklen; ++i) | |
| 4390 vim_free(wp->w_tagstack[i].tagname); | |
| 4391 | |
| 4392 vim_free(wp->w_localdir); | |
| 1326 | 4393 |
| 7 | 4394 #ifdef FEAT_SEARCH_EXTRA |
| 1326 | 4395 clear_matches(wp); |
| 4396 #endif | |
| 4397 | |
| 7 | 4398 #ifdef FEAT_JUMPLIST |
| 4399 free_jumplist(wp); | |
| 4400 #endif | |
| 4401 | |
| 643 | 4402 #ifdef FEAT_QUICKFIX |
| 4403 qf_free_all(wp); | |
| 4404 #endif | |
| 4405 | |
| 7 | 4406 #ifdef FEAT_GUI |
| 4407 if (gui.in_use) | |
| 4408 { | |
| 4409 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]); | |
| 4410 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]); | |
| 4411 } | |
| 4412 #endif /* FEAT_GUI */ | |
| 4413 | |
|
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4414 #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
|
4415 reset_synblock(wp); /* free independent synblock */ |
|
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4416 #endif |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2201
diff
changeset
|
4417 |
| 1918 | 4418 #ifdef FEAT_AUTOCMD |
| 4419 if (wp != aucmd_win) | |
| 4420 #endif | |
|
2253
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
4421 win_remove(wp, tp); |
| 7 | 4422 vim_free(wp); |
| 1114 | 4423 |
| 4424 #ifdef FEAT_AUTOCMD | |
| 1410 | 4425 unblock_autocmds(); |
| 1114 | 4426 #endif |
| 7 | 4427 } |
| 4428 | |
| 4429 /* | |
| 4430 * Append window "wp" in the window list after window "after". | |
| 4431 */ | |
| 1906 | 4432 void |
| 7 | 4433 win_append(after, wp) |
| 4434 win_T *after, *wp; | |
| 4435 { | |
| 4436 win_T *before; | |
| 4437 | |
| 4438 if (after == NULL) /* after NULL is in front of the first */ | |
| 4439 before = firstwin; | |
| 4440 else | |
| 4441 before = after->w_next; | |
| 4442 | |
| 4443 wp->w_next = before; | |
| 4444 wp->w_prev = after; | |
| 4445 if (after == NULL) | |
| 4446 firstwin = wp; | |
| 4447 else | |
| 4448 after->w_next = wp; | |
| 4449 if (before == NULL) | |
| 4450 lastwin = wp; | |
| 4451 else | |
| 4452 before->w_prev = wp; | |
| 4453 } | |
| 4454 | |
| 4455 /* | |
| 4456 * Remove a window from the window list. | |
| 4457 */ | |
| 1906 | 4458 void |
| 671 | 4459 win_remove(wp, tp) |
| 7 | 4460 win_T *wp; |
| 671 | 4461 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 4462 { |
| 4463 if (wp->w_prev != NULL) | |
| 4464 wp->w_prev->w_next = wp->w_next; | |
| 671 | 4465 else if (tp == NULL) |
| 4466 firstwin = wp->w_next; | |
| 7 | 4467 else |
| 671 | 4468 tp->tp_firstwin = wp->w_next; |
| 7 | 4469 if (wp->w_next != NULL) |
| 4470 wp->w_next->w_prev = wp->w_prev; | |
| 671 | 4471 else if (tp == NULL) |
| 4472 lastwin = wp->w_prev; | |
| 7 | 4473 else |
| 671 | 4474 tp->tp_lastwin = wp->w_prev; |
| 7 | 4475 } |
| 4476 | |
| 4477 /* | |
| 4478 * Append frame "frp" in a frame list after frame "after". | |
| 4479 */ | |
| 4480 static void | |
| 4481 frame_append(after, frp) | |
| 4482 frame_T *after, *frp; | |
| 4483 { | |
| 4484 frp->fr_next = after->fr_next; | |
| 4485 after->fr_next = frp; | |
| 4486 if (frp->fr_next != NULL) | |
| 4487 frp->fr_next->fr_prev = frp; | |
| 4488 frp->fr_prev = after; | |
| 4489 } | |
| 4490 | |
| 4491 /* | |
| 4492 * Insert frame "frp" in a frame list before frame "before". | |
| 4493 */ | |
| 4494 static void | |
| 4495 frame_insert(before, frp) | |
| 4496 frame_T *before, *frp; | |
| 4497 { | |
| 4498 frp->fr_next = before; | |
| 4499 frp->fr_prev = before->fr_prev; | |
| 4500 before->fr_prev = frp; | |
| 4501 if (frp->fr_prev != NULL) | |
| 4502 frp->fr_prev->fr_next = frp; | |
| 4503 else | |
| 4504 frp->fr_parent->fr_child = frp; | |
| 4505 } | |
| 4506 | |
| 4507 /* | |
| 4508 * Remove a frame from a frame list. | |
| 4509 */ | |
| 4510 static void | |
| 4511 frame_remove(frp) | |
| 4512 frame_T *frp; | |
| 4513 { | |
| 4514 if (frp->fr_prev != NULL) | |
| 4515 frp->fr_prev->fr_next = frp->fr_next; | |
| 4516 else | |
| 4517 frp->fr_parent->fr_child = frp->fr_next; | |
| 4518 if (frp->fr_next != NULL) | |
| 4519 frp->fr_next->fr_prev = frp->fr_prev; | |
| 4520 } | |
| 4521 | |
| 4522 #endif /* FEAT_WINDOWS */ | |
| 4523 | |
| 4524 /* | |
| 4525 * Allocate w_lines[] for window "wp". | |
| 4526 * Return FAIL for failure, OK for success. | |
| 4527 */ | |
| 4528 int | |
| 4529 win_alloc_lines(wp) | |
| 4530 win_T *wp; | |
| 4531 { | |
| 4532 wp->w_lines_valid = 0; | |
| 1042 | 4533 wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T))); |
| 7 | 4534 if (wp->w_lines == NULL) |
| 4535 return FAIL; | |
| 4536 return OK; | |
| 4537 } | |
| 4538 | |
| 4539 /* | |
| 4540 * free lsize arrays for a window | |
| 4541 */ | |
| 4542 void | |
| 4543 win_free_lsize(wp) | |
| 4544 win_T *wp; | |
| 4545 { | |
| 4546 vim_free(wp->w_lines); | |
| 4547 wp->w_lines = NULL; | |
| 4548 } | |
| 4549 | |
| 4550 /* | |
| 4551 * Called from win_new_shellsize() after Rows changed. | |
| 671 | 4552 * This only does the current tab page, others must be done when made active. |
| 7 | 4553 */ |
| 4554 void | |
| 4555 shell_new_rows() | |
| 4556 { | |
| 667 | 4557 int h = (int)ROWS_AVAIL; |
| 7 | 4558 |
| 4559 if (firstwin == NULL) /* not initialized yet */ | |
| 4560 return; | |
| 4561 #ifdef FEAT_WINDOWS | |
| 4562 if (h < frame_minheight(topframe, NULL)) | |
| 4563 h = frame_minheight(topframe, NULL); | |
| 779 | 4564 |
| 4565 /* First try setting the heights of windows with 'winfixheight'. If | |
| 7 | 4566 * that doesn't result in the right height, forget about that option. */ |
| 4567 frame_new_height(topframe, h, FALSE, TRUE); | |
| 4568 if (topframe->fr_height != h) | |
| 4569 frame_new_height(topframe, h, FALSE, FALSE); | |
| 4570 | |
| 4571 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ | |
| 4572 #else | |
| 4573 if (h < 1) | |
| 4574 h = 1; | |
| 4575 win_new_height(firstwin, h); | |
| 4576 #endif | |
| 4577 compute_cmdrow(); | |
| 170 | 4578 #ifdef FEAT_WINDOWS |
| 824 | 4579 curtab->tp_ch_used = p_ch; |
| 170 | 4580 #endif |
| 4581 | |
| 7 | 4582 #if 0 |
| 4583 /* Disabled: don't want making the screen smaller make a window larger. */ | |
| 4584 if (p_ea) | |
| 4585 win_equal(curwin, FALSE, 'v'); | |
| 4586 #endif | |
| 4587 } | |
| 4588 | |
| 4589 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
| 4590 /* | |
| 4591 * Called from win_new_shellsize() after Columns changed. | |
| 4592 */ | |
| 4593 void | |
| 4594 shell_new_columns() | |
| 4595 { | |
| 4596 if (firstwin == NULL) /* not initialized yet */ | |
| 4597 return; | |
| 779 | 4598 |
| 4599 /* First try setting the widths of windows with 'winfixwidth'. If that | |
| 4600 * doesn't result in the right width, forget about that option. */ | |
| 4601 frame_new_width(topframe, (int)Columns, FALSE, TRUE); | |
| 4602 if (topframe->fr_width != Columns) | |
| 4603 frame_new_width(topframe, (int)Columns, FALSE, FALSE); | |
| 4604 | |
| 7 | 4605 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
| 4606 #if 0 | |
| 4607 /* Disabled: don't want making the screen smaller make a window larger. */ | |
| 4608 if (p_ea) | |
| 4609 win_equal(curwin, FALSE, 'h'); | |
| 4610 #endif | |
| 4611 } | |
| 4612 #endif | |
| 4613 | |
| 4614 #if defined(FEAT_CMDWIN) || defined(PROTO) | |
| 4615 /* | |
| 4616 * Save the size of all windows in "gap". | |
| 4617 */ | |
| 4618 void | |
| 4619 win_size_save(gap) | |
| 4620 garray_T *gap; | |
| 4621 | |
| 4622 { | |
| 4623 win_T *wp; | |
| 4624 | |
| 4625 ga_init2(gap, (int)sizeof(int), 1); | |
| 4626 if (ga_grow(gap, win_count() * 2) == OK) | |
| 4627 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 4628 { | |
| 4629 ((int *)gap->ga_data)[gap->ga_len++] = | |
| 4630 wp->w_width + wp->w_vsep_width; | |
| 4631 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height; | |
| 4632 } | |
| 4633 } | |
| 4634 | |
| 4635 /* | |
| 4636 * Restore window sizes, but only if the number of windows is still the same. | |
| 4637 * Does not free the growarray. | |
| 4638 */ | |
| 4639 void | |
| 4640 win_size_restore(gap) | |
| 4641 garray_T *gap; | |
| 4642 { | |
| 4643 win_T *wp; | |
| 4644 int i; | |
| 4645 | |
| 4646 if (win_count() * 2 == gap->ga_len) | |
| 4647 { | |
| 4648 i = 0; | |
| 4649 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 4650 { | |
| 4651 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]); | |
| 4652 win_setheight_win(((int *)gap->ga_data)[i++], wp); | |
| 4653 } | |
| 4654 /* recompute the window positions */ | |
| 4655 (void)win_comp_pos(); | |
| 4656 } | |
| 4657 } | |
| 4658 #endif /* FEAT_CMDWIN */ | |
| 4659 | |
| 4660 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 4661 /* | |
| 4662 * Update the position for all windows, using the width and height of the | |
| 4663 * frames. | |
| 4664 * Returns the row just after the last window. | |
| 4665 */ | |
| 668 | 4666 int |
| 7 | 4667 win_comp_pos() |
| 4668 { | |
| 685 | 4669 int row = tabline_height(); |
| 7 | 4670 int col = 0; |
| 4671 | |
| 4672 frame_comp_pos(topframe, &row, &col); | |
| 4673 return row; | |
| 4674 } | |
| 4675 | |
| 4676 /* | |
| 4677 * Update the position of the windows in frame "topfrp", using the width and | |
| 4678 * height of the frames. | |
| 4679 * "*row" and "*col" are the top-left position of the frame. They are updated | |
| 4680 * to the bottom-right position plus one. | |
| 4681 */ | |
| 4682 static void | |
| 4683 frame_comp_pos(topfrp, row, col) | |
| 4684 frame_T *topfrp; | |
| 4685 int *row; | |
| 4686 int *col; | |
| 4687 { | |
| 4688 win_T *wp; | |
| 4689 frame_T *frp; | |
| 4690 #ifdef FEAT_VERTSPLIT | |
| 4691 int startcol; | |
| 4692 int startrow; | |
| 4693 #endif | |
| 4694 | |
| 4695 wp = topfrp->fr_win; | |
| 4696 if (wp != NULL) | |
| 4697 { | |
| 4698 if (wp->w_winrow != *row | |
| 4699 #ifdef FEAT_VERTSPLIT | |
| 4700 || wp->w_wincol != *col | |
| 4701 #endif | |
| 4702 ) | |
| 4703 { | |
| 4704 /* position changed, redraw */ | |
| 4705 wp->w_winrow = *row; | |
| 4706 #ifdef FEAT_VERTSPLIT | |
| 4707 wp->w_wincol = *col; | |
| 4708 #endif | |
| 4709 redraw_win_later(wp, NOT_VALID); | |
| 4710 wp->w_redr_status = TRUE; | |
| 4711 } | |
| 4712 *row += wp->w_height + wp->w_status_height; | |
| 4713 #ifdef FEAT_VERTSPLIT | |
| 4714 *col += wp->w_width + wp->w_vsep_width; | |
| 4715 #endif | |
| 4716 } | |
| 4717 else | |
| 4718 { | |
| 4719 #ifdef FEAT_VERTSPLIT | |
| 4720 startrow = *row; | |
| 4721 startcol = *col; | |
| 4722 #endif | |
| 4723 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 4724 { | |
| 4725 #ifdef FEAT_VERTSPLIT | |
| 4726 if (topfrp->fr_layout == FR_ROW) | |
| 4727 *row = startrow; /* all frames are at the same row */ | |
| 4728 else | |
| 4729 *col = startcol; /* all frames are at the same col */ | |
| 4730 #endif | |
| 4731 frame_comp_pos(frp, row, col); | |
| 4732 } | |
| 4733 } | |
| 4734 } | |
| 4735 | |
| 4736 #endif /* FEAT_WINDOWS */ | |
| 4737 | |
| 4738 /* | |
| 4739 * Set current window height and take care of repositioning other windows to | |
| 4740 * fit around it. | |
| 4741 */ | |
| 4742 void | |
| 4743 win_setheight(height) | |
| 4744 int height; | |
| 4745 { | |
| 4746 win_setheight_win(height, curwin); | |
| 4747 } | |
| 4748 | |
| 4749 /* | |
| 4750 * Set the window height of window "win" and take care of repositioning other | |
| 4751 * windows to fit around it. | |
| 4752 */ | |
| 4753 void | |
| 4754 win_setheight_win(height, win) | |
| 4755 int height; | |
| 4756 win_T *win; | |
| 4757 { | |
| 4758 int row; | |
| 4759 | |
| 4760 if (win == curwin) | |
| 4761 { | |
| 4762 /* Always keep current window at least one line high, even when | |
| 4763 * 'winminheight' is zero. */ | |
| 4764 #ifdef FEAT_WINDOWS | |
| 4765 if (height < p_wmh) | |
| 4766 height = p_wmh; | |
| 4767 #endif | |
| 4768 if (height == 0) | |
| 4769 height = 1; | |
| 4770 } | |
| 4771 | |
| 4772 #ifdef FEAT_WINDOWS | |
| 4773 frame_setheight(win->w_frame, height + win->w_status_height); | |
| 4774 | |
| 4775 /* recompute the window positions */ | |
| 4776 row = win_comp_pos(); | |
| 4777 #else | |
| 4778 if (height > topframe->fr_height) | |
| 4779 height = topframe->fr_height; | |
| 4780 win->w_height = height; | |
| 4781 row = height; | |
| 4782 #endif | |
| 4783 | |
| 4784 /* | |
| 4785 * If there is extra space created between the last window and the command | |
| 4786 * line, clear it. | |
| 4787 */ | |
| 4788 if (full_screen && msg_scrolled == 0 && row < cmdline_row) | |
| 4789 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
| 4790 cmdline_row = row; | |
| 4791 msg_row = row; | |
| 4792 msg_col = 0; | |
| 4793 | |
| 4794 redraw_all_later(NOT_VALID); | |
| 4795 } | |
| 4796 | |
| 4797 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 4798 | |
| 4799 /* | |
| 4800 * Set the height of a frame to "height" and take care that all frames and | |
| 4801 * windows inside it are resized. Also resize frames on the left and right if | |
| 4802 * the are in the same FR_ROW frame. | |
| 4803 * | |
| 4804 * Strategy: | |
| 4805 * If the frame is part of a FR_COL frame, try fitting the frame in that | |
| 4806 * frame. If that doesn't work (the FR_COL frame is too small), recursively | |
| 4807 * go to containing frames to resize them and make room. | |
| 4808 * If the frame is part of a FR_ROW frame, all frames must be resized as well. | |
| 4809 * Check for the minimal height of the FR_ROW frame. | |
| 4810 * At the top level we can also use change the command line height. | |
| 4811 */ | |
| 4812 static void | |
| 4813 frame_setheight(curfrp, height) | |
| 4814 frame_T *curfrp; | |
| 4815 int height; | |
| 4816 { | |
| 4817 int room; /* total number of lines available */ | |
| 4818 int take; /* number of lines taken from other windows */ | |
| 4819 int room_cmdline; /* lines available from cmdline */ | |
| 4820 int run; | |
| 4821 frame_T *frp; | |
| 4822 int h; | |
| 4823 int room_reserved; | |
| 4824 | |
| 4825 /* If the height already is the desired value, nothing to do. */ | |
| 4826 if (curfrp->fr_height == height) | |
| 4827 return; | |
| 4828 | |
| 4829 if (curfrp->fr_parent == NULL) | |
| 4830 { | |
| 4831 /* topframe: can only change the command line */ | |
| 667 | 4832 if (height > ROWS_AVAIL) |
| 4833 height = ROWS_AVAIL; | |
| 7 | 4834 if (height > 0) |
| 4835 frame_new_height(curfrp, height, FALSE, FALSE); | |
| 4836 } | |
| 4837 else if (curfrp->fr_parent->fr_layout == FR_ROW) | |
| 4838 { | |
| 4839 /* Row of frames: Also need to resize frames left and right of this | |
| 4840 * one. First check for the minimal height of these. */ | |
| 4841 h = frame_minheight(curfrp->fr_parent, NULL); | |
| 4842 if (height < h) | |
| 4843 height = h; | |
| 4844 frame_setheight(curfrp->fr_parent, height); | |
| 4845 } | |
| 4846 else | |
| 4847 { | |
| 4848 /* | |
| 4849 * Column of frames: try to change only frames in this column. | |
| 4850 */ | |
| 4851 #ifdef FEAT_VERTSPLIT | |
| 4852 /* | |
| 4853 * Do this twice: | |
| 4854 * 1: compute room available, if it's not enough try resizing the | |
| 4855 * containing frame. | |
| 4856 * 2: compute the room available and adjust the height to it. | |
| 4857 * Try not to reduce the height of a window with 'winfixheight' set. | |
| 4858 */ | |
| 4859 for (run = 1; run <= 2; ++run) | |
| 4860 #else | |
| 4861 for (;;) | |
| 4862 #endif | |
| 4863 { | |
| 4864 room = 0; | |
| 4865 room_reserved = 0; | |
| 4866 for (frp = curfrp->fr_parent->fr_child; frp != NULL; | |
| 4867 frp = frp->fr_next) | |
| 4868 { | |
| 4869 if (frp != curfrp | |
| 4870 && frp->fr_win != NULL | |
| 4871 && frp->fr_win->w_p_wfh) | |
| 4872 room_reserved += frp->fr_height; | |
| 4873 room += frp->fr_height; | |
| 4874 if (frp != curfrp) | |
| 4875 room -= frame_minheight(frp, NULL); | |
| 4876 } | |
| 4877 #ifdef FEAT_VERTSPLIT | |
| 4878 if (curfrp->fr_width != Columns) | |
| 4879 room_cmdline = 0; | |
| 4880 else | |
| 4881 #endif | |
| 4882 { | |
| 4883 room_cmdline = Rows - p_ch - (lastwin->w_winrow | |
| 4884 + lastwin->w_height + lastwin->w_status_height); | |
| 4885 if (room_cmdline < 0) | |
| 4886 room_cmdline = 0; | |
| 4887 } | |
| 4888 | |
| 4889 if (height <= room + room_cmdline) | |
| 4890 break; | |
| 4891 #ifdef FEAT_VERTSPLIT | |
| 4892 if (run == 2 || curfrp->fr_width == Columns) | |
| 4893 #endif | |
| 4894 { | |
| 4895 if (height > room + room_cmdline) | |
| 4896 height = room + room_cmdline; | |
| 4897 break; | |
| 4898 } | |
| 4899 #ifdef FEAT_VERTSPLIT | |
| 4900 frame_setheight(curfrp->fr_parent, height | |
| 4901 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1); | |
| 4902 #endif | |
| 4903 /*NOTREACHED*/ | |
| 4904 } | |
| 4905 | |
| 4906 /* | |
| 4907 * Compute the number of lines we will take from others frames (can be | |
| 4908 * negative!). | |
| 4909 */ | |
| 4910 take = height - curfrp->fr_height; | |
| 4911 | |
| 4912 /* If there is not enough room, also reduce the height of a window | |
| 4913 * with 'winfixheight' set. */ | |
| 4914 if (height > room + room_cmdline - room_reserved) | |
| 4915 room_reserved = room + room_cmdline - height; | |
| 4916 /* If there is only a 'winfixheight' window and making the | |
| 4917 * window smaller, need to make the other window taller. */ | |
| 4918 if (take < 0 && room - curfrp->fr_height < room_reserved) | |
| 4919 room_reserved = 0; | |
| 4920 | |
| 4921 if (take > 0 && room_cmdline > 0) | |
| 4922 { | |
| 4923 /* use lines from cmdline first */ | |
| 4924 if (take < room_cmdline) | |
| 4925 room_cmdline = take; | |
| 4926 take -= room_cmdline; | |
| 4927 topframe->fr_height += room_cmdline; | |
| 4928 } | |
| 4929 | |
| 4930 /* | |
| 4931 * set the current frame to the new height | |
| 4932 */ | |
| 4933 frame_new_height(curfrp, height, FALSE, FALSE); | |
| 4934 | |
| 4935 /* | |
| 4936 * First take lines from the frames after the current frame. If | |
| 4937 * that is not enough, takes lines from frames above the current | |
| 4938 * frame. | |
| 4939 */ | |
| 4940 for (run = 0; run < 2; ++run) | |
| 4941 { | |
| 4942 if (run == 0) | |
| 4943 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
| 4944 else | |
| 4945 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
| 4946 while (frp != NULL && take != 0) | |
| 4947 { | |
| 4948 h = frame_minheight(frp, NULL); | |
| 4949 if (room_reserved > 0 | |
| 4950 && frp->fr_win != NULL | |
| 4951 && frp->fr_win->w_p_wfh) | |
| 4952 { | |
| 4953 if (room_reserved >= frp->fr_height) | |
| 4954 room_reserved -= frp->fr_height; | |
| 4955 else | |
| 4956 { | |
| 4957 if (frp->fr_height - room_reserved > take) | |
| 4958 room_reserved = frp->fr_height - take; | |
| 4959 take -= frp->fr_height - room_reserved; | |
| 4960 frame_new_height(frp, room_reserved, FALSE, FALSE); | |
| 4961 room_reserved = 0; | |
| 4962 } | |
| 4963 } | |
| 4964 else | |
| 4965 { | |
| 4966 if (frp->fr_height - take < h) | |
| 4967 { | |
| 4968 take -= frp->fr_height - h; | |
| 4969 frame_new_height(frp, h, FALSE, FALSE); | |
| 4970 } | |
| 4971 else | |
| 4972 { | |
| 4973 frame_new_height(frp, frp->fr_height - take, | |
| 4974 FALSE, FALSE); | |
| 4975 take = 0; | |
| 4976 } | |
| 4977 } | |
| 4978 if (run == 0) | |
| 4979 frp = frp->fr_next; | |
| 4980 else | |
| 4981 frp = frp->fr_prev; | |
| 4982 } | |
| 4983 } | |
| 4984 } | |
| 4985 } | |
| 4986 | |
| 4987 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
| 4988 /* | |
| 4989 * Set current window width and take care of repositioning other windows to | |
| 4990 * fit around it. | |
| 4991 */ | |
| 4992 void | |
| 4993 win_setwidth(width) | |
| 4994 int width; | |
| 4995 { | |
| 4996 win_setwidth_win(width, curwin); | |
| 4997 } | |
| 4998 | |
| 4999 void | |
| 5000 win_setwidth_win(width, wp) | |
| 5001 int width; | |
| 5002 win_T *wp; | |
| 5003 { | |
| 5004 /* Always keep current window at least one column wide, even when | |
| 5005 * 'winminwidth' is zero. */ | |
| 5006 if (wp == curwin) | |
| 5007 { | |
| 5008 if (width < p_wmw) | |
| 5009 width = p_wmw; | |
| 5010 if (width == 0) | |
| 5011 width = 1; | |
| 5012 } | |
| 5013 | |
| 5014 frame_setwidth(wp->w_frame, width + wp->w_vsep_width); | |
| 5015 | |
| 5016 /* recompute the window positions */ | |
| 5017 (void)win_comp_pos(); | |
| 5018 | |
| 5019 redraw_all_later(NOT_VALID); | |
| 5020 } | |
| 5021 | |
| 5022 /* | |
| 5023 * Set the width of a frame to "width" and take care that all frames and | |
| 5024 * windows inside it are resized. Also resize frames above and below if the | |
| 5025 * are in the same FR_ROW frame. | |
| 5026 * | |
| 5027 * Strategy is similar to frame_setheight(). | |
| 5028 */ | |
| 5029 static void | |
| 5030 frame_setwidth(curfrp, width) | |
| 5031 frame_T *curfrp; | |
| 5032 int width; | |
| 5033 { | |
| 5034 int room; /* total number of lines available */ | |
| 5035 int take; /* number of lines taken from other windows */ | |
| 5036 int run; | |
| 5037 frame_T *frp; | |
| 5038 int w; | |
| 779 | 5039 int room_reserved; |
| 7 | 5040 |
| 5041 /* If the width already is the desired value, nothing to do. */ | |
| 5042 if (curfrp->fr_width == width) | |
| 5043 return; | |
| 5044 | |
| 5045 if (curfrp->fr_parent == NULL) | |
| 5046 /* topframe: can't change width */ | |
| 5047 return; | |
| 5048 | |
| 5049 if (curfrp->fr_parent->fr_layout == FR_COL) | |
| 5050 { | |
| 5051 /* Column of frames: Also need to resize frames above and below of | |
| 5052 * this one. First check for the minimal width of these. */ | |
| 5053 w = frame_minwidth(curfrp->fr_parent, NULL); | |
| 5054 if (width < w) | |
| 5055 width = w; | |
| 5056 frame_setwidth(curfrp->fr_parent, width); | |
| 5057 } | |
| 5058 else | |
| 5059 { | |
| 5060 /* | |
| 5061 * Row of frames: try to change only frames in this row. | |
| 5062 * | |
| 5063 * Do this twice: | |
| 5064 * 1: compute room available, if it's not enough try resizing the | |
| 5065 * containing frame. | |
| 5066 * 2: compute the room available and adjust the width to it. | |
| 5067 */ | |
| 5068 for (run = 1; run <= 2; ++run) | |
| 5069 { | |
| 5070 room = 0; | |
| 779 | 5071 room_reserved = 0; |
| 7 | 5072 for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
| 5073 frp = frp->fr_next) | |
| 5074 { | |
| 779 | 5075 if (frp != curfrp |
| 5076 && frp->fr_win != NULL | |
| 5077 && frp->fr_win->w_p_wfw) | |
| 5078 room_reserved += frp->fr_width; | |
| 7 | 5079 room += frp->fr_width; |
| 5080 if (frp != curfrp) | |
| 5081 room -= frame_minwidth(frp, NULL); | |
| 5082 } | |
| 5083 | |
| 5084 if (width <= room) | |
| 5085 break; | |
| 667 | 5086 if (run == 2 || curfrp->fr_height >= ROWS_AVAIL) |
| 7 | 5087 { |
| 5088 if (width > room) | |
| 5089 width = room; | |
| 5090 break; | |
| 5091 } | |
| 5092 frame_setwidth(curfrp->fr_parent, width | |
| 5093 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1); | |
| 5094 } | |
| 5095 | |
| 5096 /* | |
| 5097 * Compute the number of lines we will take from others frames (can be | |
| 5098 * negative!). | |
| 5099 */ | |
| 5100 take = width - curfrp->fr_width; | |
| 5101 | |
| 779 | 5102 /* If there is not enough room, also reduce the width of a window |
| 5103 * with 'winfixwidth' set. */ | |
| 5104 if (width > room - room_reserved) | |
| 5105 room_reserved = room - width; | |
| 5106 /* If there is only a 'winfixwidth' window and making the | |
| 5107 * window smaller, need to make the other window narrower. */ | |
| 5108 if (take < 0 && room - curfrp->fr_width < room_reserved) | |
| 5109 room_reserved = 0; | |
| 5110 | |
| 7 | 5111 /* |
| 5112 * set the current frame to the new width | |
| 5113 */ | |
| 779 | 5114 frame_new_width(curfrp, width, FALSE, FALSE); |
| 7 | 5115 |
| 5116 /* | |
| 5117 * First take lines from the frames right of the current frame. If | |
| 5118 * that is not enough, takes lines from frames left of the current | |
| 5119 * frame. | |
| 5120 */ | |
| 5121 for (run = 0; run < 2; ++run) | |
| 5122 { | |
| 5123 if (run == 0) | |
| 5124 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
| 5125 else | |
| 5126 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
| 5127 while (frp != NULL && take != 0) | |
| 5128 { | |
| 5129 w = frame_minwidth(frp, NULL); | |
| 779 | 5130 if (room_reserved > 0 |
| 5131 && frp->fr_win != NULL | |
| 5132 && frp->fr_win->w_p_wfw) | |
| 7 | 5133 { |
| 779 | 5134 if (room_reserved >= frp->fr_width) |
| 5135 room_reserved -= frp->fr_width; | |
| 5136 else | |
| 5137 { | |
| 5138 if (frp->fr_width - room_reserved > take) | |
| 5139 room_reserved = frp->fr_width - take; | |
| 5140 take -= frp->fr_width - room_reserved; | |
| 5141 frame_new_width(frp, room_reserved, FALSE, FALSE); | |
| 5142 room_reserved = 0; | |
| 5143 } | |
| 7 | 5144 } |
| 5145 else | |
| 5146 { | |
| 779 | 5147 if (frp->fr_width - take < w) |
| 5148 { | |
| 5149 take -= frp->fr_width - w; | |
| 5150 frame_new_width(frp, w, FALSE, FALSE); | |
| 5151 } | |
| 5152 else | |
| 5153 { | |
| 5154 frame_new_width(frp, frp->fr_width - take, | |
| 5155 FALSE, FALSE); | |
| 5156 take = 0; | |
| 5157 } | |
| 7 | 5158 } |
| 5159 if (run == 0) | |
| 5160 frp = frp->fr_next; | |
| 5161 else | |
| 5162 frp = frp->fr_prev; | |
| 5163 } | |
| 5164 } | |
| 5165 } | |
| 5166 } | |
| 5167 #endif /* FEAT_VERTSPLIT */ | |
| 5168 | |
| 5169 /* | |
| 5170 * Check 'winminheight' for a valid value. | |
| 5171 */ | |
| 5172 void | |
| 5173 win_setminheight() | |
| 5174 { | |
| 5175 int room; | |
| 5176 int first = TRUE; | |
| 5177 win_T *wp; | |
| 5178 | |
| 5179 /* loop until there is a 'winminheight' that is possible */ | |
| 5180 while (p_wmh > 0) | |
| 5181 { | |
| 5182 /* TODO: handle vertical splits */ | |
| 5183 room = -p_wh; | |
| 5184 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 5185 room += wp->w_height - p_wmh; | |
| 5186 if (room >= 0) | |
| 5187 break; | |
| 5188 --p_wmh; | |
| 5189 if (first) | |
| 5190 { | |
| 5191 EMSG(_(e_noroom)); | |
| 5192 first = FALSE; | |
| 5193 } | |
| 5194 } | |
| 5195 } | |
| 5196 | |
| 5197 #ifdef FEAT_MOUSE | |
| 5198 | |
| 5199 /* | |
| 5200 * Status line of dragwin is dragged "offset" lines down (negative is up). | |
| 5201 */ | |
| 5202 void | |
| 5203 win_drag_status_line(dragwin, offset) | |
| 5204 win_T *dragwin; | |
| 5205 int offset; | |
| 5206 { | |
| 5207 frame_T *curfr; | |
| 5208 frame_T *fr; | |
| 5209 int room; | |
| 5210 int row; | |
| 5211 int up; /* if TRUE, drag status line up, otherwise down */ | |
| 5212 int n; | |
| 5213 | |
| 5214 fr = dragwin->w_frame; | |
| 5215 curfr = fr; | |
| 5216 if (fr != topframe) /* more than one window */ | |
| 5217 { | |
| 5218 fr = fr->fr_parent; | |
| 5219 /* When the parent frame is not a column of frames, its parent should | |
| 5220 * be. */ | |
| 5221 if (fr->fr_layout != FR_COL) | |
| 5222 { | |
| 5223 curfr = fr; | |
| 5224 if (fr != topframe) /* only a row of windows, may drag statusline */ | |
| 5225 fr = fr->fr_parent; | |
| 5226 } | |
| 5227 } | |
| 5228 | |
| 5229 /* If this is the last frame in a column, may want to resize the parent | |
| 5230 * frame instead (go two up to skip a row of frames). */ | |
| 5231 while (curfr != topframe && curfr->fr_next == NULL) | |
| 5232 { | |
| 5233 if (fr != topframe) | |
| 5234 fr = fr->fr_parent; | |
| 5235 curfr = fr; | |
| 5236 if (fr != topframe) | |
| 5237 fr = fr->fr_parent; | |
| 5238 } | |
| 5239 | |
| 5240 if (offset < 0) /* drag up */ | |
| 5241 { | |
| 5242 up = TRUE; | |
| 5243 offset = -offset; | |
| 5244 /* sum up the room of the current frame and above it */ | |
| 5245 if (fr == curfr) | |
| 5246 { | |
| 5247 /* only one window */ | |
| 5248 room = fr->fr_height - frame_minheight(fr, NULL); | |
| 5249 } | |
| 5250 else | |
| 5251 { | |
| 5252 room = 0; | |
| 5253 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
| 5254 { | |
| 5255 room += fr->fr_height - frame_minheight(fr, NULL); | |
| 5256 if (fr == curfr) | |
| 5257 break; | |
| 5258 } | |
| 5259 } | |
| 5260 fr = curfr->fr_next; /* put fr at frame that grows */ | |
| 5261 } | |
| 5262 else /* drag down */ | |
| 5263 { | |
| 5264 up = FALSE; | |
| 5265 /* | |
| 5266 * Only dragging the last status line can reduce p_ch. | |
| 5267 */ | |
| 5268 room = Rows - cmdline_row; | |
| 5269 if (curfr->fr_next == NULL) | |
| 5270 room -= 1; | |
| 5271 else | |
| 5272 room -= p_ch; | |
| 5273 if (room < 0) | |
| 5274 room = 0; | |
| 5275 /* sum up the room of frames below of the current one */ | |
| 5276 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
| 5277 room += fr->fr_height - frame_minheight(fr, NULL); | |
| 5278 fr = curfr; /* put fr at window that grows */ | |
| 5279 } | |
| 5280 | |
| 5281 if (room < offset) /* Not enough room */ | |
| 5282 offset = room; /* Move as far as we can */ | |
| 5283 if (offset <= 0) | |
| 5284 return; | |
| 5285 | |
| 5286 /* | |
| 5287 * Grow frame fr by "offset" lines. | |
| 5288 * Doesn't happen when dragging the last status line up. | |
| 5289 */ | |
| 5290 if (fr != NULL) | |
| 5291 frame_new_height(fr, fr->fr_height + offset, up, FALSE); | |
| 5292 | |
| 5293 if (up) | |
| 5294 fr = curfr; /* current frame gets smaller */ | |
| 5295 else | |
| 5296 fr = curfr->fr_next; /* next frame gets smaller */ | |
| 5297 | |
| 5298 /* | |
| 5299 * Now make the other frames smaller. | |
| 5300 */ | |
| 5301 while (fr != NULL && offset > 0) | |
| 5302 { | |
| 5303 n = frame_minheight(fr, NULL); | |
| 5304 if (fr->fr_height - offset <= n) | |
| 5305 { | |
| 5306 offset -= fr->fr_height - n; | |
| 5307 frame_new_height(fr, n, !up, FALSE); | |
| 5308 } | |
| 5309 else | |
| 5310 { | |
| 5311 frame_new_height(fr, fr->fr_height - offset, !up, FALSE); | |
| 5312 break; | |
| 5313 } | |
| 5314 if (up) | |
| 5315 fr = fr->fr_prev; | |
| 5316 else | |
| 5317 fr = fr->fr_next; | |
| 5318 } | |
| 5319 row = win_comp_pos(); | |
| 5320 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
| 5321 cmdline_row = row; | |
| 5322 p_ch = Rows - cmdline_row; | |
| 5323 if (p_ch < 1) | |
| 5324 p_ch = 1; | |
| 824 | 5325 curtab->tp_ch_used = p_ch; |
| 737 | 5326 redraw_all_later(SOME_VALID); |
| 7 | 5327 showmode(); |
| 5328 } | |
| 5329 | |
| 5330 #ifdef FEAT_VERTSPLIT | |
| 5331 /* | |
| 5332 * Separator line of dragwin is dragged "offset" lines right (negative is left). | |
| 5333 */ | |
| 5334 void | |
| 5335 win_drag_vsep_line(dragwin, offset) | |
| 5336 win_T *dragwin; | |
| 5337 int offset; | |
| 5338 { | |
| 5339 frame_T *curfr; | |
| 5340 frame_T *fr; | |
| 5341 int room; | |
| 5342 int left; /* if TRUE, drag separator line left, otherwise right */ | |
| 5343 int n; | |
| 5344 | |
| 5345 fr = dragwin->w_frame; | |
| 840 | 5346 if (fr == topframe) /* only one window (cannot happen?) */ |
| 7 | 5347 return; |
| 5348 curfr = fr; | |
| 5349 fr = fr->fr_parent; | |
| 5350 /* When the parent frame is not a row of frames, its parent should be. */ | |
| 5351 if (fr->fr_layout != FR_ROW) | |
| 5352 { | |
| 5353 if (fr == topframe) /* only a column of windows (cannot happen?) */ | |
| 5354 return; | |
| 5355 curfr = fr; | |
| 5356 fr = fr->fr_parent; | |
| 5357 } | |
| 5358 | |
| 5359 /* If this is the last frame in a row, may want to resize a parent | |
| 5360 * frame instead. */ | |
| 5361 while (curfr->fr_next == NULL) | |
| 5362 { | |
| 5363 if (fr == topframe) | |
| 5364 break; | |
| 5365 curfr = fr; | |
| 5366 fr = fr->fr_parent; | |
| 5367 if (fr != topframe) | |
| 5368 { | |
| 5369 curfr = fr; | |
| 5370 fr = fr->fr_parent; | |
| 5371 } | |
| 5372 } | |
| 5373 | |
| 5374 if (offset < 0) /* drag left */ | |
| 5375 { | |
| 5376 left = TRUE; | |
| 5377 offset = -offset; | |
| 5378 /* sum up the room of the current frame and left of it */ | |
| 5379 room = 0; | |
| 5380 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
| 5381 { | |
| 5382 room += fr->fr_width - frame_minwidth(fr, NULL); | |
| 5383 if (fr == curfr) | |
| 5384 break; | |
| 5385 } | |
| 5386 fr = curfr->fr_next; /* put fr at frame that grows */ | |
| 5387 } | |
| 5388 else /* drag right */ | |
| 5389 { | |
| 5390 left = FALSE; | |
| 5391 /* sum up the room of frames right of the current one */ | |
| 5392 room = 0; | |
| 5393 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
| 5394 room += fr->fr_width - frame_minwidth(fr, NULL); | |
| 5395 fr = curfr; /* put fr at window that grows */ | |
| 5396 } | |
| 5397 | |
| 5398 if (room < offset) /* Not enough room */ | |
| 5399 offset = room; /* Move as far as we can */ | |
| 5400 if (offset <= 0) /* No room at all, quit. */ | |
| 5401 return; | |
| 5402 | |
| 5403 /* grow frame fr by offset lines */ | |
| 779 | 5404 frame_new_width(fr, fr->fr_width + offset, left, FALSE); |
| 7 | 5405 |
| 5406 /* shrink other frames: current and at the left or at the right */ | |
| 5407 if (left) | |
| 5408 fr = curfr; /* current frame gets smaller */ | |
| 5409 else | |
| 5410 fr = curfr->fr_next; /* next frame gets smaller */ | |
| 5411 | |
| 5412 while (fr != NULL && offset > 0) | |
| 5413 { | |
| 5414 n = frame_minwidth(fr, NULL); | |
| 5415 if (fr->fr_width - offset <= n) | |
| 5416 { | |
| 5417 offset -= fr->fr_width - n; | |
| 779 | 5418 frame_new_width(fr, n, !left, FALSE); |
| 7 | 5419 } |
| 5420 else | |
| 5421 { | |
| 779 | 5422 frame_new_width(fr, fr->fr_width - offset, !left, FALSE); |
| 7 | 5423 break; |
| 5424 } | |
| 5425 if (left) | |
| 5426 fr = fr->fr_prev; | |
| 5427 else | |
| 5428 fr = fr->fr_next; | |
| 5429 } | |
| 5430 (void)win_comp_pos(); | |
| 5431 redraw_all_later(NOT_VALID); | |
| 5432 } | |
| 5433 #endif /* FEAT_VERTSPLIT */ | |
| 5434 #endif /* FEAT_MOUSE */ | |
| 5435 | |
| 5436 #endif /* FEAT_WINDOWS */ | |
| 5437 | |
| 5438 /* | |
| 5439 * Set the height of a window. | |
| 5440 * This takes care of the things inside the window, not what happens to the | |
| 5441 * window position, the frame or to other windows. | |
| 5442 */ | |
| 5443 static void | |
| 5444 win_new_height(wp, height) | |
| 5445 win_T *wp; | |
| 5446 int height; | |
| 5447 { | |
| 5448 linenr_T lnum; | |
| 5449 int sline, line_size; | |
| 5450 #define FRACTION_MULT 16384L | |
| 5451 | |
| 5452 /* Don't want a negative height. Happens when splitting a tiny window. | |
| 5453 * Will equalize heights soon to fix it. */ | |
| 5454 if (height < 0) | |
| 5455 height = 0; | |
| 826 | 5456 if (wp->w_height == height) |
| 5457 return; /* nothing to do */ | |
| 7 | 5458 |
| 5459 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0) | |
| 5460 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT | |
| 5461 + FRACTION_MULT / 2) / (long)wp->w_height; | |
| 5462 | |
| 5463 wp->w_height = height; | |
| 5464 wp->w_skipcol = 0; | |
| 5465 | |
| 5466 /* Don't change w_topline when height is zero. Don't set w_topline when | |
| 5467 * 'scrollbind' is set and this isn't the current window. */ | |
| 5468 if (height > 0 | |
| 5469 #ifdef FEAT_SCROLLBIND | |
| 5470 && (!wp->w_p_scb || wp == curwin) | |
| 5471 #endif | |
| 5472 ) | |
| 5473 { | |
| 47 | 5474 /* |
| 5475 * Find a value for w_topline that shows the cursor at the same | |
| 5476 * relative position in the window as before (more or less). | |
| 5477 */ | |
| 7 | 5478 lnum = wp->w_cursor.lnum; |
| 5479 if (lnum < 1) /* can happen when starting up */ | |
| 5480 lnum = 1; | |
| 5481 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT; | |
| 5482 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1; | |
| 5483 sline = wp->w_wrow - line_size; | |
| 1023 | 5484 |
| 5485 if (sline >= 0) | |
| 5486 { | |
| 5487 /* Make sure the whole cursor line is visible, if possible. */ | |
| 5488 int rows = plines_win(wp, lnum, FALSE); | |
| 5489 | |
| 5490 if (sline > wp->w_height - rows) | |
| 5491 { | |
| 5492 sline = wp->w_height - rows; | |
| 5493 wp->w_wrow -= rows - line_size; | |
| 5494 } | |
| 5495 } | |
| 5496 | |
| 7 | 5497 if (sline < 0) |
| 5498 { | |
| 5499 /* | |
| 5500 * Cursor line would go off top of screen if w_wrow was this high. | |
| 1023 | 5501 * Make cursor line the first line in the window. If not enough |
| 5502 * room use w_skipcol; | |
| 7 | 5503 */ |
| 5504 wp->w_wrow = line_size; | |
| 1023 | 5505 if (wp->w_wrow >= wp->w_height |
| 5506 && (W_WIDTH(wp) - win_col_off(wp)) > 0) | |
| 5507 { | |
| 5508 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp); | |
| 5509 --wp->w_wrow; | |
| 5510 while (wp->w_wrow >= wp->w_height) | |
| 5511 { | |
| 5512 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp) | |
| 5513 + win_col_off2(wp); | |
| 5514 --wp->w_wrow; | |
| 5515 } | |
| 5516 } | |
| 7 | 5517 } |
| 5518 else | |
| 5519 { | |
| 1023 | 5520 while (sline > 0 && lnum > 1) |
| 7 | 5521 { |
| 5522 #ifdef FEAT_FOLDING | |
| 5523 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL); | |
| 5524 if (lnum == 1) | |
| 5525 { | |
| 5526 /* first line in buffer is folded */ | |
| 5527 line_size = 1; | |
| 5528 --sline; | |
| 5529 break; | |
| 5530 } | |
| 5531 #endif | |
| 5532 --lnum; | |
| 5533 #ifdef FEAT_DIFF | |
| 5534 if (lnum == wp->w_topline) | |
| 5535 line_size = plines_win_nofill(wp, lnum, TRUE) | |
| 5536 + wp->w_topfill; | |
| 5537 else | |
| 5538 #endif | |
| 5539 line_size = plines_win(wp, lnum, TRUE); | |
| 5540 sline -= line_size; | |
| 5541 } | |
| 47 | 5542 |
| 7 | 5543 if (sline < 0) |
| 5544 { | |
| 5545 /* | |
| 5546 * Line we want at top would go off top of screen. Use next | |
| 5547 * line instead. | |
| 5548 */ | |
| 5549 #ifdef FEAT_FOLDING | |
| 5550 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL); | |
| 5551 #endif | |
| 5552 lnum++; | |
| 5553 wp->w_wrow -= line_size + sline; | |
| 5554 } | |
| 5555 else if (sline > 0) | |
| 5556 { | |
| 5557 /* First line of file reached, use that as topline. */ | |
| 5558 lnum = 1; | |
| 5559 wp->w_wrow -= sline; | |
| 5560 } | |
| 5561 } | |
| 5562 set_topline(wp, lnum); | |
| 5563 } | |
| 5564 | |
| 5565 if (wp == curwin) | |
| 5566 { | |
| 5567 if (p_so) | |
| 5568 update_topline(); | |
| 5569 curs_columns(FALSE); /* validate w_wrow */ | |
| 5570 } | |
| 5571 wp->w_prev_fraction_row = wp->w_wrow; | |
| 5572 | |
| 5573 win_comp_scroll(wp); | |
| 737 | 5574 redraw_win_later(wp, SOME_VALID); |
| 7 | 5575 #ifdef FEAT_WINDOWS |
| 5576 wp->w_redr_status = TRUE; | |
| 5577 #endif | |
| 5578 invalidate_botline_win(wp); | |
| 5579 } | |
| 5580 | |
| 5581 #ifdef FEAT_VERTSPLIT | |
| 5582 /* | |
| 5583 * Set the width of a window. | |
| 5584 */ | |
| 5585 static void | |
| 5586 win_new_width(wp, width) | |
| 5587 win_T *wp; | |
| 5588 int width; | |
| 5589 { | |
| 5590 wp->w_width = width; | |
| 5591 wp->w_lines_valid = 0; | |
| 5592 changed_line_abv_curs_win(wp); | |
| 5593 invalidate_botline_win(wp); | |
| 5594 if (wp == curwin) | |
| 5595 { | |
| 5596 update_topline(); | |
| 5597 curs_columns(TRUE); /* validate w_wrow */ | |
| 5598 } | |
| 5599 redraw_win_later(wp, NOT_VALID); | |
| 5600 wp->w_redr_status = TRUE; | |
| 5601 } | |
| 5602 #endif | |
| 5603 | |
| 5604 void | |
| 5605 win_comp_scroll(wp) | |
| 5606 win_T *wp; | |
| 5607 { | |
| 5608 wp->w_p_scr = ((unsigned)wp->w_height >> 1); | |
| 5609 if (wp->w_p_scr == 0) | |
| 5610 wp->w_p_scr = 1; | |
| 5611 } | |
| 5612 | |
| 5613 /* | |
| 5614 * command_height: called whenever p_ch has been changed | |
| 5615 */ | |
| 5616 void | |
| 824 | 5617 command_height() |
| 7 | 5618 { |
| 5619 #ifdef FEAT_WINDOWS | |
| 5620 int h; | |
| 5621 frame_T *frp; | |
| 824 | 5622 int old_p_ch = curtab->tp_ch_used; |
| 5623 | |
| 5624 /* Use the value of p_ch that we remembered. This is needed for when the | |
| 5625 * GUI starts up, we can't be sure in what order things happen. And when | |
| 5626 * p_ch was changed in another tab page. */ | |
| 5627 curtab->tp_ch_used = p_ch; | |
| 170 | 5628 |
| 7 | 5629 /* Find bottom frame with width of screen. */ |
| 5630 frp = lastwin->w_frame; | |
| 5631 # ifdef FEAT_VERTSPLIT | |
| 5632 while (frp->fr_width != Columns && frp->fr_parent != NULL) | |
| 5633 frp = frp->fr_parent; | |
| 5634 # endif | |
| 5635 | |
| 5636 /* Avoid changing the height of a window with 'winfixheight' set. */ | |
| 5637 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF | |
| 5638 && frp->fr_win->w_p_wfh) | |
| 5639 frp = frp->fr_prev; | |
| 5640 | |
| 5641 if (starting != NO_SCREEN) | |
| 5642 { | |
| 5643 cmdline_row = Rows - p_ch; | |
| 5644 | |
| 5645 if (p_ch > old_p_ch) /* p_ch got bigger */ | |
| 5646 { | |
| 5647 while (p_ch > old_p_ch) | |
| 5648 { | |
| 5649 if (frp == NULL) | |
| 5650 { | |
| 5651 EMSG(_(e_noroom)); | |
| 5652 p_ch = old_p_ch; | |
| 1404 | 5653 curtab->tp_ch_used = p_ch; |
| 7 | 5654 cmdline_row = Rows - p_ch; |
| 5655 break; | |
| 5656 } | |
| 5657 h = frp->fr_height - frame_minheight(frp, NULL); | |
| 5658 if (h > p_ch - old_p_ch) | |
| 5659 h = p_ch - old_p_ch; | |
| 5660 old_p_ch += h; | |
| 5661 frame_add_height(frp, -h); | |
| 5662 frp = frp->fr_prev; | |
| 5663 } | |
| 5664 | |
| 5665 /* Recompute window positions. */ | |
| 5666 (void)win_comp_pos(); | |
| 5667 | |
| 5668 /* clear the lines added to cmdline */ | |
| 5669 if (full_screen) | |
| 5670 screen_fill((int)(cmdline_row), (int)Rows, 0, | |
| 5671 (int)Columns, ' ', ' ', 0); | |
| 5672 msg_row = cmdline_row; | |
| 5673 redraw_cmdline = TRUE; | |
| 5674 return; | |
| 5675 } | |
| 5676 | |
| 5677 if (msg_row < cmdline_row) | |
| 5678 msg_row = cmdline_row; | |
| 5679 redraw_cmdline = TRUE; | |
| 5680 } | |
| 5681 frame_add_height(frp, (int)(old_p_ch - p_ch)); | |
| 5682 | |
| 5683 /* Recompute window positions. */ | |
| 5684 if (frp != lastwin->w_frame) | |
| 5685 (void)win_comp_pos(); | |
| 5686 #else | |
| 5687 cmdline_row = Rows - p_ch; | |
| 824 | 5688 win_setheight(cmdline_row); |
| 7 | 5689 #endif |
| 5690 } | |
| 5691 | |
| 5692 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 5693 /* | |
| 5694 * Resize frame "frp" to be "n" lines higher (negative for less high). | |
| 5695 * Also resize the frames it is contained in. | |
| 5696 */ | |
| 5697 static void | |
| 5698 frame_add_height(frp, n) | |
| 5699 frame_T *frp; | |
| 5700 int n; | |
| 5701 { | |
| 5702 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE); | |
| 5703 for (;;) | |
| 5704 { | |
| 5705 frp = frp->fr_parent; | |
| 5706 if (frp == NULL) | |
| 5707 break; | |
| 5708 frp->fr_height += n; | |
| 5709 } | |
| 5710 } | |
| 5711 | |
| 5712 /* | |
| 5713 * Add or remove a status line for the bottom window(s), according to the | |
| 5714 * value of 'laststatus'. | |
| 5715 */ | |
| 5716 void | |
| 5717 last_status(morewin) | |
| 5718 int morewin; /* pretend there are two or more windows */ | |
| 5719 { | |
| 5720 /* Don't make a difference between horizontal or vertical split. */ | |
| 5721 last_status_rec(topframe, (p_ls == 2 | |
| 5722 || (p_ls == 1 && (morewin || lastwin != firstwin)))); | |
| 5723 } | |
| 5724 | |
| 5725 static void | |
| 5726 last_status_rec(fr, statusline) | |
| 5727 frame_T *fr; | |
| 5728 int statusline; | |
| 5729 { | |
| 5730 frame_T *fp; | |
| 5731 win_T *wp; | |
| 5732 | |
| 5733 if (fr->fr_layout == FR_LEAF) | |
| 5734 { | |
| 5735 wp = fr->fr_win; | |
| 5736 if (wp->w_status_height != 0 && !statusline) | |
| 5737 { | |
| 5738 /* remove status line */ | |
| 5739 win_new_height(wp, wp->w_height + 1); | |
| 5740 wp->w_status_height = 0; | |
| 5741 comp_col(); | |
| 5742 } | |
| 5743 else if (wp->w_status_height == 0 && statusline) | |
| 5744 { | |
| 5745 /* Find a frame to take a line from. */ | |
| 5746 fp = fr; | |
| 5747 while (fp->fr_height <= frame_minheight(fp, NULL)) | |
| 5748 { | |
| 5749 if (fp == topframe) | |
| 5750 { | |
| 5751 EMSG(_(e_noroom)); | |
| 5752 return; | |
| 5753 } | |
| 5754 /* In a column of frames: go to frame above. If already at | |
| 5755 * the top or in a row of frames: go to parent. */ | |
| 5756 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL) | |
| 5757 fp = fp->fr_prev; | |
| 5758 else | |
| 5759 fp = fp->fr_parent; | |
| 5760 } | |
| 5761 wp->w_status_height = 1; | |
| 5762 if (fp != fr) | |
| 5763 { | |
| 5764 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE); | |
| 5765 frame_fix_height(wp); | |
| 5766 (void)win_comp_pos(); | |
| 5767 } | |
| 5768 else | |
| 5769 win_new_height(wp, wp->w_height - 1); | |
| 5770 comp_col(); | |
| 737 | 5771 redraw_all_later(SOME_VALID); |
| 7 | 5772 } |
| 5773 } | |
| 5774 #ifdef FEAT_VERTSPLIT | |
| 5775 else if (fr->fr_layout == FR_ROW) | |
| 5776 { | |
| 5777 /* vertically split windows, set status line for each one */ | |
| 5778 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next) | |
| 5779 last_status_rec(fp, statusline); | |
| 5780 } | |
| 5781 #endif | |
| 5782 else | |
| 5783 { | |
| 5784 /* horizontally split window, set status line for last one */ | |
| 5785 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
| 5786 ; | |
| 5787 last_status_rec(fp, statusline); | |
| 5788 } | |
| 5789 } | |
| 5790 | |
| 667 | 5791 /* |
| 668 | 5792 * Return the number of lines used by the tab page line. |
| 667 | 5793 */ |
| 5794 int | |
| 685 | 5795 tabline_height() |
| 667 | 5796 { |
| 685 | 5797 #ifdef FEAT_GUI_TABLINE |
| 5798 /* When the GUI has the tabline then this always returns zero. */ | |
| 5799 if (gui_use_tabline()) | |
| 5800 return 0; | |
| 5801 #endif | |
| 675 | 5802 switch (p_stal) |
| 668 | 5803 { |
| 5804 case 0: return 0; | |
| 5805 case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1; | |
| 5806 } | |
| 667 | 5807 return 1; |
| 5808 } | |
| 5809 | |
| 7 | 5810 #endif /* FEAT_WINDOWS */ |
| 5811 | |
| 5812 #if defined(FEAT_SEARCHPATH) || defined(PROTO) | |
| 5813 /* | |
| 344 | 5814 * Get the file name at the cursor. |
| 5815 * If Visual mode is active, use the selected text if it's in one line. | |
| 5816 * Returns the name in allocated memory, NULL for failure. | |
| 5817 */ | |
| 5818 char_u * | |
| 681 | 5819 grab_file_name(count, file_lnum) |
| 5820 long count; | |
| 5821 linenr_T *file_lnum; | |
| 344 | 5822 { |
| 5823 # ifdef FEAT_VISUAL | |
| 5824 if (VIsual_active) | |
| 5825 { | |
| 5826 int len; | |
| 5827 char_u *ptr; | |
| 5828 | |
| 5829 if (get_visual_text(NULL, &ptr, &len) == FAIL) | |
| 5830 return NULL; | |
| 5831 return find_file_name_in_path(ptr, len, | |
| 5832 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname); | |
| 5833 } | |
| 5834 # endif | |
| 681 | 5835 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count, |
| 5836 file_lnum); | |
| 5837 | |
| 344 | 5838 } |
| 5839 | |
| 5840 /* | |
| 7 | 5841 * Return the file name under or after the cursor. |
| 5842 * | |
| 5843 * The 'path' option is searched if the file name is not absolute. | |
| 5844 * The string returned has been alloc'ed and should be freed by the caller. | |
| 5845 * NULL is returned if the file name or file is not found. | |
| 5846 * | |
| 5847 * options: | |
| 5848 * FNAME_MESS give error messages | |
| 5849 * FNAME_EXP expand to path | |
| 5850 * FNAME_HYP check for hypertext link | |
| 5851 * FNAME_INCL apply "includeexpr" | |
| 5852 */ | |
| 5853 char_u * | |
| 681 | 5854 file_name_at_cursor(options, count, file_lnum) |
| 5855 int options; | |
| 5856 long count; | |
| 5857 linenr_T *file_lnum; | |
| 7 | 5858 { |
| 5859 return file_name_in_line(ml_get_curline(), | |
| 681 | 5860 curwin->w_cursor.col, options, count, curbuf->b_ffname, |
| 5861 file_lnum); | |
| 7 | 5862 } |
| 5863 | |
| 5864 /* | |
| 5865 * Return the name of the file under or after ptr[col]. | |
| 5866 * Otherwise like file_name_at_cursor(). | |
| 5867 */ | |
| 5868 char_u * | |
| 681 | 5869 file_name_in_line(line, col, options, count, rel_fname, file_lnum) |
| 7 | 5870 char_u *line; |
| 5871 int col; | |
| 5872 int options; | |
| 5873 long count; | |
| 5874 char_u *rel_fname; /* file we are searching relative to */ | |
| 681 | 5875 linenr_T *file_lnum; /* line number after the file name */ |
| 7 | 5876 { |
| 5877 char_u *ptr; | |
| 5878 int len; | |
| 5879 | |
| 5880 /* | |
| 5881 * search forward for what could be the start of a file name | |
| 5882 */ | |
| 5883 ptr = line + col; | |
| 5884 while (*ptr != NUL && !vim_isfilec(*ptr)) | |
| 345 | 5885 mb_ptr_adv(ptr); |
| 7 | 5886 if (*ptr == NUL) /* nothing found */ |
| 5887 { | |
| 5888 if (options & FNAME_MESS) | |
| 5889 EMSG(_("E446: No file name under cursor")); | |
| 5890 return NULL; | |
| 5891 } | |
| 5892 | |
| 5893 /* | |
| 5894 * Search backward for first char of the file name. | |
| 5895 * Go one char back to ":" before "//" even when ':' is not in 'isfname'. | |
| 5896 */ | |
| 5897 while (ptr > line) | |
| 5898 { | |
| 5899 #ifdef FEAT_MBYTE | |
| 5900 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0) | |
| 5901 ptr -= len + 1; | |
| 5902 else | |
| 5903 #endif | |
| 5904 if (vim_isfilec(ptr[-1]) | |
| 5905 || ((options & FNAME_HYP) && path_is_url(ptr - 1))) | |
| 5906 --ptr; | |
| 5907 else | |
| 5908 break; | |
| 5909 } | |
| 5910 | |
| 5911 /* | |
| 5912 * Search forward for the last char of the file name. | |
| 5913 * Also allow "://" when ':' is not in 'isfname'. | |
| 5914 */ | |
| 5915 len = 0; | |
| 5916 while (vim_isfilec(ptr[len]) | |
| 5917 || ((options & FNAME_HYP) && path_is_url(ptr + len))) | |
| 5918 #ifdef FEAT_MBYTE | |
| 5919 if (has_mbyte) | |
| 474 | 5920 len += (*mb_ptr2len)(ptr + len); |
| 7 | 5921 else |
| 5922 #endif | |
| 5923 ++len; | |
| 5924 | |
| 5925 /* | |
| 5926 * If there is trailing punctuation, remove it. | |
| 5927 * But don't remove "..", could be a directory name. | |
| 5928 */ | |
| 5929 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL | |
| 5930 && ptr[len - 2] != '.') | |
| 5931 --len; | |
| 5932 | |
| 681 | 5933 if (file_lnum != NULL) |
| 5934 { | |
| 5935 char_u *p; | |
| 5936 | |
| 5937 /* Get the number after the file name and a separator character */ | |
| 5938 p = ptr + len; | |
| 5939 p = skipwhite(p); | |
| 5940 if (*p != NUL) | |
| 5941 { | |
| 5942 if (!isdigit(*p)) | |
| 5943 ++p; /* skip the separator */ | |
| 5944 p = skipwhite(p); | |
| 5945 if (isdigit(*p)) | |
| 5946 *file_lnum = (int)getdigits(&p); | |
| 5947 } | |
| 5948 } | |
| 5949 | |
| 7 | 5950 return find_file_name_in_path(ptr, len, options, count, rel_fname); |
| 5951 } | |
| 5952 | |
| 5953 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 5954 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len)); | |
| 5955 | |
| 5956 static char_u * | |
| 5957 eval_includeexpr(ptr, len) | |
| 5958 char_u *ptr; | |
| 5959 int len; | |
| 5960 { | |
| 5961 char_u *res; | |
| 5962 | |
| 5963 set_vim_var_string(VV_FNAME, ptr, len); | |
| 633 | 5964 res = eval_to_string_safe(curbuf->b_p_inex, NULL, |
| 681 | 5965 was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL)); |
| 7 | 5966 set_vim_var_string(VV_FNAME, NULL, 0); |
| 5967 return res; | |
| 5968 } | |
| 5969 #endif | |
| 5970 | |
| 5971 /* | |
| 5972 * Return the name of the file ptr[len] in 'path'. | |
| 5973 * Otherwise like file_name_at_cursor(). | |
| 5974 */ | |
| 5975 char_u * | |
| 5976 find_file_name_in_path(ptr, len, options, count, rel_fname) | |
| 5977 char_u *ptr; | |
| 5978 int len; | |
| 5979 int options; | |
| 5980 long count; | |
| 5981 char_u *rel_fname; /* file we are searching relative to */ | |
| 5982 { | |
| 5983 char_u *file_name; | |
| 5984 int c; | |
| 5985 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 5986 char_u *tofree = NULL; | |
| 5987 | |
| 5988 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
| 5989 { | |
| 5990 tofree = eval_includeexpr(ptr, len); | |
| 5991 if (tofree != NULL) | |
| 5992 { | |
| 5993 ptr = tofree; | |
| 5994 len = (int)STRLEN(ptr); | |
| 5995 } | |
| 5996 } | |
| 5997 # endif | |
| 5998 | |
| 5999 if (options & FNAME_EXP) | |
| 6000 { | |
| 6001 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
| 6002 TRUE, rel_fname); | |
| 6003 | |
| 6004 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 6005 /* | |
| 6006 * If the file could not be found in a normal way, try applying | |
| 6007 * 'includeexpr' (unless done already). | |
| 6008 */ | |
| 6009 if (file_name == NULL | |
| 6010 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
| 6011 { | |
| 6012 tofree = eval_includeexpr(ptr, len); | |
| 6013 if (tofree != NULL) | |
| 6014 { | |
| 6015 ptr = tofree; | |
| 6016 len = (int)STRLEN(ptr); | |
| 6017 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
| 6018 TRUE, rel_fname); | |
| 6019 } | |
| 6020 } | |
| 6021 # endif | |
| 6022 if (file_name == NULL && (options & FNAME_MESS)) | |
| 6023 { | |
| 6024 c = ptr[len]; | |
| 6025 ptr[len] = NUL; | |
| 6026 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr); | |
| 6027 ptr[len] = c; | |
| 6028 } | |
| 6029 | |
| 6030 /* Repeat finding the file "count" times. This matters when it | |
| 6031 * appears several times in the path. */ | |
| 6032 while (file_name != NULL && --count > 0) | |
| 6033 { | |
| 6034 vim_free(file_name); | |
| 6035 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname); | |
| 6036 } | |
| 6037 } | |
| 6038 else | |
| 6039 file_name = vim_strnsave(ptr, len); | |
| 6040 | |
| 6041 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 6042 vim_free(tofree); | |
| 6043 # endif | |
| 6044 | |
| 6045 return file_name; | |
| 6046 } | |
| 6047 #endif /* FEAT_SEARCHPATH */ | |
| 6048 | |
| 6049 /* | |
| 6050 * Check if the "://" of a URL is at the pointer, return URL_SLASH. | |
| 6051 * Also check for ":\\", which MS Internet Explorer accepts, return | |
| 6052 * URL_BACKSLASH. | |
| 6053 */ | |
| 6054 static int | |
| 6055 path_is_url(p) | |
| 6056 char_u *p; | |
| 6057 { | |
| 6058 if (STRNCMP(p, "://", (size_t)3) == 0) | |
| 6059 return URL_SLASH; | |
| 6060 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0) | |
| 6061 return URL_BACKSLASH; | |
| 6062 return 0; | |
| 6063 } | |
| 6064 | |
| 6065 /* | |
| 6066 * Check if "fname" starts with "name://". Return URL_SLASH if it does. | |
| 6067 * Return URL_BACKSLASH for "name:\\". | |
| 6068 * Return zero otherwise. | |
| 6069 */ | |
| 6070 int | |
| 6071 path_with_url(fname) | |
| 6072 char_u *fname; | |
| 6073 { | |
| 6074 char_u *p; | |
| 6075 | |
| 6076 for (p = fname; isalpha(*p); ++p) | |
| 6077 ; | |
| 6078 return path_is_url(p); | |
| 6079 } | |
| 6080 | |
| 6081 /* | |
| 6082 * Return TRUE if "name" is a full (absolute) path name or URL. | |
| 6083 */ | |
| 6084 int | |
| 6085 vim_isAbsName(name) | |
| 6086 char_u *name; | |
| 6087 { | |
| 6088 return (path_with_url(name) != 0 || mch_isFullName(name)); | |
| 6089 } | |
| 6090 | |
| 6091 /* | |
| 592 | 6092 * Get absolute file name into buffer "buf[len]". |
| 7 | 6093 * |
| 6094 * return FAIL for failure, OK otherwise | |
| 6095 */ | |
| 6096 int | |
| 6097 vim_FullName(fname, buf, len, force) | |
| 6098 char_u *fname, *buf; | |
| 6099 int len; | |
| 592 | 6100 int force; /* force expansion even when already absolute */ |
| 7 | 6101 { |
| 6102 int retval = OK; | |
| 6103 int url; | |
| 6104 | |
| 6105 *buf = NUL; | |
| 6106 if (fname == NULL) | |
| 6107 return FAIL; | |
| 6108 | |
| 6109 url = path_with_url(fname); | |
| 6110 if (!url) | |
| 6111 retval = mch_FullName(fname, buf, len, force); | |
| 6112 if (url || retval == FAIL) | |
| 6113 { | |
| 6114 /* something failed; use the file name (truncate when too long) */ | |
| 416 | 6115 vim_strncpy(buf, fname, len - 1); |
| 7 | 6116 } |
| 6117 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN) | |
| 6118 slash_adjust(buf); | |
| 6119 #endif | |
| 6120 return retval; | |
| 6121 } | |
| 6122 | |
| 6123 /* | |
| 6124 * Return the minimal number of rows that is needed on the screen to display | |
| 6125 * the current number of windows. | |
| 6126 */ | |
| 6127 int | |
| 6128 min_rows() | |
| 6129 { | |
| 6130 int total; | |
| 671 | 6131 #ifdef FEAT_WINDOWS |
| 6132 tabpage_T *tp; | |
| 6133 int n; | |
| 6134 #endif | |
| 7 | 6135 |
| 6136 if (firstwin == NULL) /* not initialized yet */ | |
| 6137 return MIN_LINES; | |
| 6138 | |
| 6139 #ifdef FEAT_WINDOWS | |
| 671 | 6140 total = 0; |
| 6141 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 6142 { | |
| 6143 n = frame_minheight(tp->tp_topframe, NULL); | |
| 6144 if (total < n) | |
| 6145 total = n; | |
| 6146 } | |
| 685 | 6147 total += tabline_height(); |
| 7 | 6148 #else |
| 671 | 6149 total = 1; /* at least one window should have a line! */ |
| 7 | 6150 #endif |
| 671 | 6151 total += 1; /* count the room for the command line */ |
| 7 | 6152 return total; |
| 6153 } | |
| 6154 | |
| 6155 /* | |
| 672 | 6156 * Return TRUE if there is only one window (in the current tab page), not |
| 6157 * counting a help or preview window, unless it is the current window. | |
| 1906 | 6158 * Does not count "aucmd_win". |
| 7 | 6159 */ |
| 6160 int | |
| 6161 only_one_window() | |
| 6162 { | |
| 6163 #ifdef FEAT_WINDOWS | |
| 6164 int count = 0; | |
| 6165 win_T *wp; | |
| 6166 | |
| 667 | 6167 /* If there is another tab page there always is another window. */ |
| 6168 if (first_tabpage->tp_next != NULL) | |
| 6169 return FALSE; | |
| 6170 | |
| 7 | 6171 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| 1906 | 6172 if ((!((wp->w_buffer->b_help && !curbuf->b_help) |
| 7 | 6173 # ifdef FEAT_QUICKFIX |
| 6174 || wp->w_p_pvw | |
| 6175 # endif | |
| 6176 ) || wp == curwin) | |
| 1906 | 6177 # ifdef FEAT_AUTOCMD |
| 6178 && wp != aucmd_win | |
| 6179 # endif | |
| 6180 ) | |
| 7 | 6181 ++count; |
| 6182 return (count <= 1); | |
| 6183 #else | |
| 6184 return TRUE; | |
| 6185 #endif | |
| 6186 } | |
| 6187 | |
| 6188 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO) | |
| 6189 /* | |
| 6190 * Correct the cursor line number in other windows. Used after changing the | |
| 6191 * current buffer, and before applying autocommands. | |
| 6192 * When "do_curwin" is TRUE, also check current window. | |
| 6193 */ | |
| 6194 void | |
| 6195 check_lnums(do_curwin) | |
| 6196 int do_curwin; | |
| 6197 { | |
| 6198 win_T *wp; | |
| 6199 | |
| 6200 #ifdef FEAT_WINDOWS | |
| 671 | 6201 tabpage_T *tp; |
| 6202 | |
| 6203 FOR_ALL_TAB_WINDOWS(tp, wp) | |
| 7 | 6204 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf) |
| 6205 #else | |
| 6206 wp = curwin; | |
| 6207 if (do_curwin) | |
| 6208 #endif | |
| 6209 { | |
| 6210 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
| 6211 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
| 6212 if (wp->w_topline > curbuf->b_ml.ml_line_count) | |
| 6213 wp->w_topline = curbuf->b_ml.ml_line_count; | |
| 6214 } | |
| 6215 } | |
| 6216 #endif | |
| 6217 | |
| 6218 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 6219 | |
| 6220 /* | |
| 6221 * A snapshot of the window sizes, to restore them after closing the help | |
| 6222 * window. | |
| 6223 * Only these fields are used: | |
| 6224 * fr_layout | |
| 6225 * fr_width | |
| 6226 * fr_height | |
| 6227 * fr_next | |
| 6228 * fr_child | |
| 6229 * fr_win (only valid for the old curwin, NULL otherwise) | |
| 6230 */ | |
| 6231 | |
| 6232 /* | |
| 6233 * Create a snapshot of the current frame sizes. | |
| 6234 */ | |
| 1906 | 6235 void |
| 6236 make_snapshot(idx) | |
| 6237 int idx; | |
| 7 | 6238 { |
| 1906 | 6239 clear_snapshot(curtab, idx); |
| 6240 make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]); | |
| 7 | 6241 } |
| 6242 | |
| 6243 static void | |
| 6244 make_snapshot_rec(fr, frp) | |
| 6245 frame_T *fr; | |
| 6246 frame_T **frp; | |
| 6247 { | |
| 6248 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
| 6249 if (*frp == NULL) | |
| 6250 return; | |
| 6251 (*frp)->fr_layout = fr->fr_layout; | |
| 6252 # ifdef FEAT_VERTSPLIT | |
| 6253 (*frp)->fr_width = fr->fr_width; | |
| 6254 # endif | |
| 6255 (*frp)->fr_height = fr->fr_height; | |
| 6256 if (fr->fr_next != NULL) | |
| 6257 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next)); | |
| 6258 if (fr->fr_child != NULL) | |
| 6259 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child)); | |
| 6260 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin) | |
| 6261 (*frp)->fr_win = curwin; | |
| 6262 } | |
| 6263 | |
| 6264 /* | |
| 6265 * Remove any existing snapshot. | |
| 6266 */ | |
| 6267 static void | |
| 1906 | 6268 clear_snapshot(tp, idx) |
| 675 | 6269 tabpage_T *tp; |
| 1906 | 6270 int idx; |
| 7 | 6271 { |
| 1906 | 6272 clear_snapshot_rec(tp->tp_snapshot[idx]); |
| 6273 tp->tp_snapshot[idx] = NULL; | |
| 7 | 6274 } |
| 6275 | |
| 6276 static void | |
| 6277 clear_snapshot_rec(fr) | |
| 6278 frame_T *fr; | |
| 6279 { | |
| 6280 if (fr != NULL) | |
| 6281 { | |
| 6282 clear_snapshot_rec(fr->fr_next); | |
| 6283 clear_snapshot_rec(fr->fr_child); | |
| 6284 vim_free(fr); | |
| 6285 } | |
| 6286 } | |
| 6287 | |
| 6288 /* | |
| 6289 * Restore a previously created snapshot, if there is any. | |
| 6290 * This is only done if the screen size didn't change and the window layout is | |
| 6291 * still the same. | |
| 6292 */ | |
| 1906 | 6293 void |
| 6294 restore_snapshot(idx, close_curwin) | |
| 6295 int idx; | |
| 7 | 6296 int close_curwin; /* closing current window */ |
| 6297 { | |
| 6298 win_T *wp; | |
| 6299 | |
| 1906 | 6300 if (curtab->tp_snapshot[idx] != NULL |
| 7 | 6301 # ifdef FEAT_VERTSPLIT |
| 1906 | 6302 && curtab->tp_snapshot[idx]->fr_width == topframe->fr_width |
| 7 | 6303 # endif |
| 1906 | 6304 && curtab->tp_snapshot[idx]->fr_height == topframe->fr_height |
| 6305 && check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK) | |
| 6306 { | |
| 6307 wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe); | |
| 7 | 6308 win_comp_pos(); |
| 6309 if (wp != NULL && close_curwin) | |
| 6310 win_goto(wp); | |
| 6311 redraw_all_later(CLEAR); | |
| 6312 } | |
| 1906 | 6313 clear_snapshot(curtab, idx); |
| 7 | 6314 } |
| 6315 | |
| 6316 /* | |
| 6317 * Check if frames "sn" and "fr" have the same layout, same following frames | |
| 6318 * and same children. | |
| 6319 */ | |
| 6320 static int | |
| 6321 check_snapshot_rec(sn, fr) | |
| 6322 frame_T *sn; | |
| 6323 frame_T *fr; | |
| 6324 { | |
| 6325 if (sn->fr_layout != fr->fr_layout | |
| 6326 || (sn->fr_next == NULL) != (fr->fr_next == NULL) | |
| 6327 || (sn->fr_child == NULL) != (fr->fr_child == NULL) | |
| 6328 || (sn->fr_next != NULL | |
| 6329 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL) | |
| 6330 || (sn->fr_child != NULL | |
| 6331 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)) | |
| 6332 return FAIL; | |
| 6333 return OK; | |
| 6334 } | |
| 6335 | |
| 6336 /* | |
| 6337 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all | |
| 6338 * following frames and children. | |
| 6339 * Returns a pointer to the old current window, or NULL. | |
| 6340 */ | |
| 6341 static win_T * | |
| 6342 restore_snapshot_rec(sn, fr) | |
| 6343 frame_T *sn; | |
| 6344 frame_T *fr; | |
| 6345 { | |
| 6346 win_T *wp = NULL; | |
| 6347 win_T *wp2; | |
| 6348 | |
| 6349 fr->fr_height = sn->fr_height; | |
| 6350 # ifdef FEAT_VERTSPLIT | |
| 6351 fr->fr_width = sn->fr_width; | |
| 6352 # endif | |
| 6353 if (fr->fr_layout == FR_LEAF) | |
| 6354 { | |
| 6355 frame_new_height(fr, fr->fr_height, FALSE, FALSE); | |
| 6356 # ifdef FEAT_VERTSPLIT | |
| 779 | 6357 frame_new_width(fr, fr->fr_width, FALSE, FALSE); |
| 7 | 6358 # endif |
| 6359 wp = sn->fr_win; | |
| 6360 } | |
| 6361 if (sn->fr_next != NULL) | |
| 6362 { | |
| 6363 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next); | |
| 6364 if (wp2 != NULL) | |
| 6365 wp = wp2; | |
| 6366 } | |
| 6367 if (sn->fr_child != NULL) | |
| 6368 { | |
| 6369 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child); | |
| 6370 if (wp2 != NULL) | |
| 6371 wp = wp2; | |
| 6372 } | |
| 6373 return wp; | |
| 6374 } | |
| 6375 | |
| 6376 #endif | |
| 6377 | |
| 6378 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO) | |
| 6379 /* | |
| 6380 * Return TRUE if there is any vertically split window. | |
| 6381 */ | |
| 6382 int | |
| 6383 win_hasvertsplit() | |
| 6384 { | |
| 6385 frame_T *fr; | |
| 6386 | |
| 6387 if (topframe->fr_layout == FR_ROW) | |
| 6388 return TRUE; | |
| 6389 | |
| 6390 if (topframe->fr_layout == FR_COL) | |
| 6391 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next) | |
| 6392 if (fr->fr_layout == FR_ROW) | |
| 6393 return TRUE; | |
| 6394 | |
| 6395 return FALSE; | |
| 6396 } | |
| 6397 #endif | |
| 1326 | 6398 |
| 6399 #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
| 6400 /* | |
| 6401 * Add match to the match list of window 'wp'. The pattern 'pat' will be | |
| 1698 | 6402 * highlighted with the group 'grp' with priority 'prio'. |
| 1326 | 6403 * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). |
| 6404 * If no particular ID is desired, -1 must be specified for 'id'. | |
| 6405 * Return ID of added match, -1 on failure. | |
| 6406 */ | |
| 6407 int | |
| 6408 match_add(wp, grp, pat, prio, id) | |
| 6409 win_T *wp; | |
| 6410 char_u *grp; | |
| 6411 char_u *pat; | |
| 6412 int prio; | |
| 6413 int id; | |
| 6414 { | |
| 6415 matchitem_T *cur; | |
| 6416 matchitem_T *prev; | |
| 6417 matchitem_T *m; | |
| 6418 int hlg_id; | |
| 1338 | 6419 regprog_T *regprog; |
| 1326 | 6420 |
| 6421 if (*grp == NUL || *pat == NUL) | |
| 6422 return -1; | |
| 6423 if (id < -1 || id == 0) | |
| 6424 { | |
| 6425 EMSGN("E799: Invalid ID: %ld (must be greater than or equal to 1)", id); | |
| 6426 return -1; | |
| 6427 } | |
| 6428 if (id != -1) | |
| 6429 { | |
| 6430 cur = wp->w_match_head; | |
| 6431 while (cur != NULL) | |
| 6432 { | |
| 6433 if (cur->id == id) | |
| 6434 { | |
| 6435 EMSGN("E801: ID already taken: %ld", id); | |
| 6436 return -1; | |
| 6437 } | |
| 6438 cur = cur->next; | |
| 6439 } | |
| 6440 } | |
| 1570 | 6441 if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) |
| 1326 | 6442 { |
| 6443 EMSG2(_(e_nogroup), grp); | |
| 6444 return -1; | |
| 6445 } | |
| 1338 | 6446 if ((regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) |
| 1326 | 6447 { |
| 6448 EMSG2(_(e_invarg2), pat); | |
| 6449 return -1; | |
| 6450 } | |
| 6451 | |
| 6452 /* Find available match ID. */ | |
| 6453 while (id == -1) | |
| 6454 { | |
| 6455 cur = wp->w_match_head; | |
| 6456 while (cur != NULL && cur->id != wp->w_next_match_id) | |
| 6457 cur = cur->next; | |
| 6458 if (cur == NULL) | |
| 6459 id = wp->w_next_match_id; | |
| 6460 wp->w_next_match_id++; | |
| 6461 } | |
| 6462 | |
| 6463 /* Build new match. */ | |
| 6464 m = (matchitem_T *)alloc(sizeof(matchitem_T)); | |
| 6465 m->id = id; | |
| 6466 m->priority = prio; | |
| 6467 m->pattern = vim_strsave(pat); | |
| 6468 m->hlg_id = hlg_id; | |
| 1338 | 6469 m->match.regprog = regprog; |
| 6470 m->match.rmm_ic = FALSE; | |
| 6471 m->match.rmm_maxcol = 0; | |
| 1326 | 6472 |
| 6473 /* Insert new match. The match list is in ascending order with regard to | |
| 6474 * the match priorities. */ | |
| 6475 cur = wp->w_match_head; | |
| 6476 prev = cur; | |
| 6477 while (cur != NULL && prio >= cur->priority) | |
| 6478 { | |
| 6479 prev = cur; | |
| 6480 cur = cur->next; | |
| 6481 } | |
| 6482 if (cur == prev) | |
| 6483 wp->w_match_head = m; | |
| 6484 else | |
| 6485 prev->next = m; | |
| 6486 m->next = cur; | |
| 6487 | |
| 6488 redraw_later(SOME_VALID); | |
| 6489 return id; | |
| 6490 } | |
| 6491 | |
| 6492 /* | |
| 6493 * Delete match with ID 'id' in the match list of window 'wp'. | |
| 6494 * Print error messages if 'perr' is TRUE. | |
| 6495 */ | |
| 6496 int | |
| 6497 match_delete(wp, id, perr) | |
| 6498 win_T *wp; | |
| 6499 int id; | |
| 6500 int perr; | |
| 6501 { | |
| 6502 matchitem_T *cur = wp->w_match_head; | |
| 6503 matchitem_T *prev = cur; | |
| 6504 | |
| 6505 if (id < 1) | |
| 6506 { | |
| 6507 if (perr == TRUE) | |
| 6508 EMSGN("E802: Invalid ID: %ld (must be greater than or equal to 1)", | |
| 6509 id); | |
| 6510 return -1; | |
| 6511 } | |
| 6512 while (cur != NULL && cur->id != id) | |
| 6513 { | |
| 6514 prev = cur; | |
| 6515 cur = cur->next; | |
| 6516 } | |
| 6517 if (cur == NULL) | |
| 6518 { | |
| 6519 if (perr == TRUE) | |
| 6520 EMSGN("E803: ID not found: %ld", id); | |
| 6521 return -1; | |
| 6522 } | |
| 6523 if (cur == prev) | |
| 6524 wp->w_match_head = cur->next; | |
| 6525 else | |
| 6526 prev->next = cur->next; | |
| 6527 vim_free(cur->match.regprog); | |
| 6528 vim_free(cur->pattern); | |
| 6529 vim_free(cur); | |
| 6530 redraw_later(SOME_VALID); | |
| 6531 return 0; | |
| 6532 } | |
| 6533 | |
| 6534 /* | |
| 6535 * Delete all matches in the match list of window 'wp'. | |
| 6536 */ | |
| 6537 void | |
| 6538 clear_matches(wp) | |
| 6539 win_T *wp; | |
| 6540 { | |
| 6541 matchitem_T *m; | |
| 6542 | |
| 6543 while (wp->w_match_head != NULL) | |
| 6544 { | |
| 6545 m = wp->w_match_head->next; | |
| 6546 vim_free(wp->w_match_head->match.regprog); | |
| 6547 vim_free(wp->w_match_head->pattern); | |
| 6548 vim_free(wp->w_match_head); | |
| 6549 wp->w_match_head = m; | |
| 6550 } | |
| 6551 redraw_later(SOME_VALID); | |
| 6552 } | |
| 6553 | |
| 6554 /* | |
| 6555 * Get match from ID 'id' in window 'wp'. | |
| 6556 * Return NULL if match not found. | |
| 6557 */ | |
| 6558 matchitem_T * | |
| 6559 get_match(wp, id) | |
| 6560 win_T *wp; | |
| 6561 int id; | |
| 6562 { | |
| 6563 matchitem_T *cur = wp->w_match_head; | |
| 6564 | |
| 6565 while (cur != NULL && cur->id != id) | |
| 6566 cur = cur->next; | |
| 6567 return cur; | |
| 6568 } | |
| 6569 #endif |