Mercurial > vim
annotate src/window.c @ 2169:cf8f86128f4c v7.2.435
updated for version 7.2.435
Problem: Crash when using bad_char_idx uninitialized. (Patrick Texier)
Solution: Don't use bad_char_idx, reproduce the ++bad argument from bad_char.
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Sun, 16 May 2010 13:26:25 +0200 |
| parents | 5fd44cf99b6d |
| children | b619655b31db 4c6b4298852f |
| 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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parents:
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|
1148 * make the new window the current window |
|
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parents:
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diff
changeset
|
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; | |
| 1178 oldp->w_buffer->b_nwindows++; | |
| 1179 newp->w_cursor = oldp->w_cursor; | |
| 1180 newp->w_valid = 0; | |
| 1181 newp->w_curswant = oldp->w_curswant; | |
| 1182 newp->w_set_curswant = oldp->w_set_curswant; | |
| 1183 newp->w_topline = oldp->w_topline; | |
| 1184 #ifdef FEAT_DIFF | |
| 1185 newp->w_topfill = oldp->w_topfill; | |
| 1186 #endif | |
| 1187 newp->w_leftcol = oldp->w_leftcol; | |
| 1188 newp->w_pcmark = oldp->w_pcmark; | |
| 1189 newp->w_prev_pcmark = oldp->w_prev_pcmark; | |
| 1190 newp->w_alt_fnum = oldp->w_alt_fnum; | |
| 826 | 1191 newp->w_wrow = oldp->w_wrow; |
| 675 | 1192 newp->w_fraction = oldp->w_fraction; |
| 1193 newp->w_prev_fraction_row = oldp->w_prev_fraction_row; | |
| 1194 #ifdef FEAT_JUMPLIST | |
| 1195 copy_jumplist(oldp, newp); | |
| 1196 #endif | |
| 1197 #ifdef FEAT_QUICKFIX | |
| 1822 | 1198 if (flags & WSP_NEWLOC) |
| 1199 { | |
| 1200 /* Don't copy the location list. */ | |
| 1201 newp->w_llist = NULL; | |
| 1202 newp->w_llist_ref = NULL; | |
| 1203 } | |
| 1204 else | |
| 1205 copy_loclist(oldp, newp); | |
| 675 | 1206 #endif |
| 1207 if (oldp->w_localdir != NULL) | |
| 1208 newp->w_localdir = vim_strsave(oldp->w_localdir); | |
| 1209 | |
| 1906 | 1210 /* copy tagstack and folds */ |
| 675 | 1211 for (i = 0; i < oldp->w_tagstacklen; i++) |
| 1212 { | |
| 1213 newp->w_tagstack[i] = oldp->w_tagstack[i]; | |
| 1214 if (newp->w_tagstack[i].tagname != NULL) | |
| 1215 newp->w_tagstack[i].tagname = | |
| 1216 vim_strsave(newp->w_tagstack[i].tagname); | |
| 1217 } | |
| 1218 newp->w_tagstackidx = oldp->w_tagstackidx; | |
| 1219 newp->w_tagstacklen = oldp->w_tagstacklen; | |
| 1220 # ifdef FEAT_FOLDING | |
| 1221 copyFoldingState(oldp, newp); | |
| 1222 # endif | |
| 1906 | 1223 |
| 1224 win_init_some(newp, oldp); | |
| 1225 } | |
| 1226 | |
| 1227 /* | |
| 1228 * Initialize window "newp" from window"old". | |
| 1229 * Only the essential things are copied. | |
| 1230 */ | |
| 1231 static void | |
| 1232 win_init_some(newp, oldp) | |
| 1233 win_T *newp; | |
| 1234 win_T *oldp; | |
| 1235 { | |
| 1236 /* Use the same argument list. */ | |
| 1237 newp->w_alist = oldp->w_alist; | |
| 1238 ++newp->w_alist->al_refcount; | |
| 1239 newp->w_arg_idx = oldp->w_arg_idx; | |
| 1240 | |
| 1241 /* copy options from existing window */ | |
| 1242 win_copy_options(oldp, newp); | |
| 675 | 1243 } |
| 1244 | |
| 7 | 1245 #endif /* FEAT_WINDOWS */ |
| 1246 | |
| 1247 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 1248 /* | |
| 1249 * Check if "win" is a pointer to an existing window. | |
| 1250 */ | |
| 1251 int | |
| 1252 win_valid(win) | |
| 1253 win_T *win; | |
| 1254 { | |
| 1255 win_T *wp; | |
| 1256 | |
| 1257 if (win == NULL) | |
| 1258 return FALSE; | |
| 1259 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 1260 if (wp == win) | |
| 1261 return TRUE; | |
| 1262 return FALSE; | |
| 1263 } | |
| 1264 | |
| 1265 /* | |
| 1266 * Return the number of windows. | |
| 1267 */ | |
| 1268 int | |
| 1269 win_count() | |
| 1270 { | |
| 1271 win_T *wp; | |
| 1272 int count = 0; | |
| 1273 | |
| 1274 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 1275 ++count; | |
| 1276 return count; | |
| 1277 } | |
| 1278 | |
| 1279 /* | |
| 1280 * Make "count" windows on the screen. | |
| 1281 * Return actual number of windows on the screen. | |
| 1282 * Must be called when there is just one window, filling the whole screen | |
| 1283 * (excluding the command line). | |
| 1284 */ | |
| 1285 int | |
| 1286 make_windows(count, vertical) | |
| 1287 int count; | |
| 1887 | 1288 int vertical UNUSED; /* split windows vertically if TRUE */ |
| 7 | 1289 { |
| 1290 int maxcount; | |
| 1291 int todo; | |
| 1292 | |
| 1293 #ifdef FEAT_VERTSPLIT | |
| 1294 if (vertical) | |
| 1295 { | |
| 1296 /* Each windows needs at least 'winminwidth' lines and a separator | |
| 1297 * column. */ | |
| 1298 maxcount = (curwin->w_width + curwin->w_vsep_width | |
| 1299 - (p_wiw - p_wmw)) / (p_wmw + 1); | |
| 1300 } | |
| 1301 else | |
| 1302 #endif | |
| 1303 { | |
| 1304 /* Each window needs at least 'winminheight' lines and a status line. */ | |
| 1305 maxcount = (curwin->w_height + curwin->w_status_height | |
| 1306 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT); | |
| 1307 } | |
| 1308 | |
| 1309 if (maxcount < 2) | |
| 1310 maxcount = 2; | |
| 1311 if (count > maxcount) | |
| 1312 count = maxcount; | |
| 1313 | |
| 1314 /* | |
| 1315 * add status line now, otherwise first window will be too big | |
| 1316 */ | |
| 1317 if (count > 1) | |
| 1318 last_status(TRUE); | |
| 1319 | |
| 1320 #ifdef FEAT_AUTOCMD | |
| 1321 /* | |
| 1322 * Don't execute autocommands while creating the windows. Must do that | |
| 1323 * when putting the buffers in the windows. | |
| 1324 */ | |
| 1410 | 1325 block_autocmds(); |
| 7 | 1326 #endif |
| 1327 | |
| 1328 /* todo is number of windows left to create */ | |
| 1329 for (todo = count - 1; todo > 0; --todo) | |
| 1330 #ifdef FEAT_VERTSPLIT | |
| 1331 if (vertical) | |
| 1332 { | |
| 1333 if (win_split(curwin->w_width - (curwin->w_width - todo) | |
| 1334 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL) | |
| 1335 break; | |
| 1336 } | |
| 1337 else | |
| 1338 #endif | |
| 1339 { | |
| 1340 if (win_split(curwin->w_height - (curwin->w_height - todo | |
| 1341 * STATUS_HEIGHT) / (todo + 1) | |
| 1342 - STATUS_HEIGHT, WSP_ABOVE) == FAIL) | |
| 1343 break; | |
| 1344 } | |
| 1345 | |
| 1346 #ifdef FEAT_AUTOCMD | |
| 1410 | 1347 unblock_autocmds(); |
| 7 | 1348 #endif |
| 1349 | |
| 1350 /* return actual number of windows */ | |
| 1351 return (count - todo); | |
| 1352 } | |
| 1353 | |
| 1354 /* | |
| 1355 * Exchange current and next window | |
| 1356 */ | |
| 1357 static void | |
| 1358 win_exchange(Prenum) | |
| 1359 long Prenum; | |
| 1360 { | |
| 1361 frame_T *frp; | |
| 1362 frame_T *frp2; | |
| 1363 win_T *wp; | |
| 1364 win_T *wp2; | |
| 1365 int temp; | |
| 1366 | |
| 1367 if (lastwin == firstwin) /* just one window */ | |
| 1368 { | |
| 1369 beep_flush(); | |
| 1370 return; | |
| 1371 } | |
| 1372 | |
| 1373 #ifdef FEAT_GUI | |
| 1374 need_mouse_correct = TRUE; | |
| 1375 #endif | |
| 1376 | |
| 1377 /* | |
| 1378 * find window to exchange with | |
| 1379 */ | |
| 1380 if (Prenum) | |
| 1381 { | |
| 1382 frp = curwin->w_frame->fr_parent->fr_child; | |
| 1383 while (frp != NULL && --Prenum > 0) | |
| 1384 frp = frp->fr_next; | |
| 1385 } | |
| 1386 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */ | |
| 1387 frp = curwin->w_frame->fr_next; | |
| 1388 else /* Swap last window in row/col with previous */ | |
| 1389 frp = curwin->w_frame->fr_prev; | |
| 1390 | |
| 1391 /* We can only exchange a window with another window, not with a frame | |
| 1392 * containing windows. */ | |
| 1393 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin) | |
| 1394 return; | |
| 1395 wp = frp->fr_win; | |
| 1396 | |
| 1397 /* | |
| 1398 * 1. remove curwin from the list. Remember after which window it was in wp2 | |
| 1399 * 2. insert curwin before wp in the list | |
| 1400 * if wp != wp2 | |
| 1401 * 3. remove wp from the list | |
| 1402 * 4. insert wp after wp2 | |
| 1403 * 5. exchange the status line height and vsep width. | |
| 1404 */ | |
| 1405 wp2 = curwin->w_prev; | |
| 1406 frp2 = curwin->w_frame->fr_prev; | |
| 1407 if (wp->w_prev != curwin) | |
| 1408 { | |
| 671 | 1409 win_remove(curwin, NULL); |
| 7 | 1410 frame_remove(curwin->w_frame); |
| 1411 win_append(wp->w_prev, curwin); | |
| 1412 frame_insert(frp, curwin->w_frame); | |
| 1413 } | |
| 1414 if (wp != wp2) | |
| 1415 { | |
| 671 | 1416 win_remove(wp, NULL); |
| 7 | 1417 frame_remove(wp->w_frame); |
| 1418 win_append(wp2, wp); | |
| 1419 if (frp2 == NULL) | |
| 1420 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame); | |
| 1421 else | |
| 1422 frame_append(frp2, wp->w_frame); | |
| 1423 } | |
| 1424 temp = curwin->w_status_height; | |
| 1425 curwin->w_status_height = wp->w_status_height; | |
| 1426 wp->w_status_height = temp; | |
| 1427 #ifdef FEAT_VERTSPLIT | |
| 1428 temp = curwin->w_vsep_width; | |
| 1429 curwin->w_vsep_width = wp->w_vsep_width; | |
| 1430 wp->w_vsep_width = temp; | |
| 1431 | |
| 1432 /* If the windows are not in the same frame, exchange the sizes to avoid | |
| 1433 * messing up the window layout. Otherwise fix the frame sizes. */ | |
| 1434 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent) | |
| 1435 { | |
| 1436 temp = curwin->w_height; | |
| 1437 curwin->w_height = wp->w_height; | |
| 1438 wp->w_height = temp; | |
| 1439 temp = curwin->w_width; | |
| 1440 curwin->w_width = wp->w_width; | |
| 1441 wp->w_width = temp; | |
| 1442 } | |
| 1443 else | |
| 1444 { | |
| 1445 frame_fix_height(curwin); | |
| 1446 frame_fix_height(wp); | |
| 1447 frame_fix_width(curwin); | |
| 1448 frame_fix_width(wp); | |
| 1449 } | |
| 1450 #endif | |
| 1451 | |
| 1452 (void)win_comp_pos(); /* recompute window positions */ | |
| 1453 | |
| 1454 win_enter(wp, TRUE); | |
| 1455 redraw_later(CLEAR); | |
| 1456 } | |
| 1457 | |
| 1458 /* | |
| 1459 * rotate windows: if upwards TRUE the second window becomes the first one | |
| 1460 * if upwards FALSE the first window becomes the second one | |
| 1461 */ | |
| 1462 static void | |
| 1463 win_rotate(upwards, count) | |
| 1464 int upwards; | |
| 1465 int count; | |
| 1466 { | |
| 1467 win_T *wp1; | |
| 1468 win_T *wp2; | |
| 1469 frame_T *frp; | |
| 1470 int n; | |
| 1471 | |
| 1472 if (firstwin == lastwin) /* nothing to do */ | |
| 1473 { | |
| 1474 beep_flush(); | |
| 1475 return; | |
| 1476 } | |
| 1477 | |
| 1478 #ifdef FEAT_GUI | |
| 1479 need_mouse_correct = TRUE; | |
| 1480 #endif | |
| 1481 | |
| 1482 #ifdef FEAT_VERTSPLIT | |
| 1483 /* Check if all frames in this row/col have one window. */ | |
| 1484 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL; | |
| 1485 frp = frp->fr_next) | |
| 1486 if (frp->fr_win == NULL) | |
| 1487 { | |
| 1488 EMSG(_("E443: Cannot rotate when another window is split")); | |
| 1489 return; | |
| 1490 } | |
| 1491 #endif | |
| 1492 | |
| 1493 while (count--) | |
| 1494 { | |
| 1495 if (upwards) /* first window becomes last window */ | |
| 1496 { | |
| 1497 /* remove first window/frame from the list */ | |
| 1498 frp = curwin->w_frame->fr_parent->fr_child; | |
| 1499 wp1 = frp->fr_win; | |
| 671 | 1500 win_remove(wp1, NULL); |
| 7 | 1501 frame_remove(frp); |
| 1502 | |
| 1503 /* find last frame and append removed window/frame after it */ | |
| 1504 for ( ; frp->fr_next != NULL; frp = frp->fr_next) | |
| 1505 ; | |
| 1506 win_append(frp->fr_win, wp1); | |
| 1507 frame_append(frp, wp1->w_frame); | |
| 1508 | |
| 1509 wp2 = frp->fr_win; /* previously last window */ | |
| 1510 } | |
| 1511 else /* last window becomes first window */ | |
| 1512 { | |
| 1513 /* find last window/frame in the list and remove it */ | |
| 1514 for (frp = curwin->w_frame; frp->fr_next != NULL; | |
| 1515 frp = frp->fr_next) | |
| 1516 ; | |
| 1517 wp1 = frp->fr_win; | |
| 1518 wp2 = wp1->w_prev; /* will become last window */ | |
| 671 | 1519 win_remove(wp1, NULL); |
| 7 | 1520 frame_remove(frp); |
| 1521 | |
| 1522 /* append the removed window/frame before the first in the list */ | |
| 1523 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1); | |
| 1524 frame_insert(frp->fr_parent->fr_child, frp); | |
| 1525 } | |
| 1526 | |
| 1527 /* exchange status height and vsep width of old and new last window */ | |
| 1528 n = wp2->w_status_height; | |
| 1529 wp2->w_status_height = wp1->w_status_height; | |
| 1530 wp1->w_status_height = n; | |
| 1531 frame_fix_height(wp1); | |
| 1532 frame_fix_height(wp2); | |
| 1533 #ifdef FEAT_VERTSPLIT | |
| 1534 n = wp2->w_vsep_width; | |
| 1535 wp2->w_vsep_width = wp1->w_vsep_width; | |
| 1536 wp1->w_vsep_width = n; | |
| 1537 frame_fix_width(wp1); | |
| 1538 frame_fix_width(wp2); | |
| 1539 #endif | |
| 1540 | |
| 1541 /* recompute w_winrow and w_wincol for all windows */ | |
| 1542 (void)win_comp_pos(); | |
| 1543 } | |
| 1544 | |
| 1545 redraw_later(CLEAR); | |
| 1546 } | |
| 1547 | |
| 1548 /* | |
| 1549 * Move the current window to the very top/bottom/left/right of the screen. | |
| 1550 */ | |
| 1551 static void | |
| 1552 win_totop(size, flags) | |
| 1553 int size; | |
| 1554 int flags; | |
| 1555 { | |
| 1556 int dir; | |
| 1557 int height = curwin->w_height; | |
| 1558 | |
| 1559 if (lastwin == firstwin) | |
| 1560 { | |
| 1561 beep_flush(); | |
| 1562 return; | |
| 1563 } | |
| 1564 | |
| 1565 /* Remove the window and frame from the tree of frames. */ | |
| 671 | 1566 (void)winframe_remove(curwin, &dir, NULL); |
| 1567 win_remove(curwin, NULL); | |
| 7 | 1568 last_status(FALSE); /* may need to remove last status line */ |
| 1569 (void)win_comp_pos(); /* recompute window positions */ | |
| 1570 | |
| 1571 /* Split a window on the desired side and put the window there. */ | |
| 1572 (void)win_split_ins(size, flags, curwin, dir); | |
| 1573 if (!(flags & WSP_VERT)) | |
| 1574 { | |
| 1575 win_setheight(height); | |
| 1576 if (p_ea) | |
| 1577 win_equal(curwin, TRUE, 'v'); | |
| 1578 } | |
| 1579 | |
| 1580 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
| 1581 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
| 1582 * scrollbars. Have to update them anyway. */ | |
| 1906 | 1583 gui_may_update_scrollbars(); |
| 1584 #endif | |
| 7 | 1585 } |
| 1586 | |
| 1587 /* | |
| 1588 * Move window "win1" to below/right of "win2" and make "win1" the current | |
| 1589 * window. Only works within the same frame! | |
| 1590 */ | |
| 1591 void | |
| 1592 win_move_after(win1, win2) | |
| 1593 win_T *win1, *win2; | |
| 1594 { | |
| 1595 int height; | |
| 1596 | |
| 1597 /* check if the arguments are reasonable */ | |
| 1598 if (win1 == win2) | |
| 1599 return; | |
| 1600 | |
| 1601 /* check if there is something to do */ | |
| 1602 if (win2->w_next != win1) | |
| 1603 { | |
| 1604 /* may need move the status line/vertical separator of the last window | |
| 1605 * */ | |
| 1606 if (win1 == lastwin) | |
| 1607 { | |
| 1608 height = win1->w_prev->w_status_height; | |
| 1609 win1->w_prev->w_status_height = win1->w_status_height; | |
| 1610 win1->w_status_height = height; | |
| 1611 #ifdef FEAT_VERTSPLIT | |
| 1070 | 1612 if (win1->w_prev->w_vsep_width == 1) |
| 1613 { | |
| 1614 /* Remove the vertical separator from the last-but-one window, | |
| 1615 * add it to the last window. Adjust the frame widths. */ | |
| 1616 win1->w_prev->w_vsep_width = 0; | |
| 1617 win1->w_prev->w_frame->fr_width -= 1; | |
| 1618 win1->w_vsep_width = 1; | |
| 1619 win1->w_frame->fr_width += 1; | |
| 1620 } | |
| 7 | 1621 #endif |
| 1622 } | |
| 1623 else if (win2 == lastwin) | |
| 1624 { | |
| 1625 height = win1->w_status_height; | |
| 1626 win1->w_status_height = win2->w_status_height; | |
| 1627 win2->w_status_height = height; | |
| 1628 #ifdef FEAT_VERTSPLIT | |
| 1070 | 1629 if (win1->w_vsep_width == 1) |
| 1630 { | |
| 1631 /* Remove the vertical separator from win1, add it to the last | |
| 1632 * window, win2. Adjust the frame widths. */ | |
| 1633 win2->w_vsep_width = 1; | |
| 1634 win2->w_frame->fr_width += 1; | |
| 1635 win1->w_vsep_width = 0; | |
| 1636 win1->w_frame->fr_width -= 1; | |
| 1637 } | |
| 7 | 1638 #endif |
| 1639 } | |
| 671 | 1640 win_remove(win1, NULL); |
| 7 | 1641 frame_remove(win1->w_frame); |
| 1642 win_append(win2, win1); | |
| 1643 frame_append(win2->w_frame, win1->w_frame); | |
| 1644 | |
| 1645 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
| 1646 redraw_later(NOT_VALID); | |
| 1647 } | |
| 1648 win_enter(win1, FALSE); | |
| 1649 } | |
| 1650 | |
| 1651 /* | |
| 1652 * Make all windows the same height. | |
| 1653 * 'next_curwin' will soon be the current window, make sure it has enough | |
| 1654 * rows. | |
| 1655 */ | |
| 1656 void | |
| 1657 win_equal(next_curwin, current, dir) | |
| 1658 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
| 1659 int current; /* do only frame with current window */ | |
| 1660 int dir; /* 'v' for vertically, 'h' for horizontally, | |
| 1661 'b' for both, 0 for using p_ead */ | |
| 1662 { | |
| 1663 if (dir == 0) | |
| 1664 #ifdef FEAT_VERTSPLIT | |
| 1665 dir = *p_ead; | |
| 1666 #else | |
| 1667 dir = 'b'; | |
| 1668 #endif | |
| 1669 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current, | |
| 685 | 1670 topframe, dir, 0, tabline_height(), |
| 667 | 1671 (int)Columns, topframe->fr_height); |
| 7 | 1672 } |
| 1673 | |
| 1674 /* | |
| 1675 * Set a frame to a new position and height, spreading the available room | |
| 1676 * equally over contained frames. | |
| 1677 * The window "next_curwin" (if not NULL) should at least get the size from | |
| 1678 * 'winheight' and 'winwidth' if possible. | |
| 1679 */ | |
| 1680 static void | |
| 1681 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height) | |
| 1682 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
| 1683 int current; /* do only frame with current window */ | |
| 1684 frame_T *topfr; /* frame to set size off */ | |
| 1685 int dir; /* 'v', 'h' or 'b', see win_equal() */ | |
| 1686 int col; /* horizontal position for frame */ | |
| 1687 int row; /* vertical position for frame */ | |
| 1688 int width; /* new width of frame */ | |
| 1689 int height; /* new height of frame */ | |
| 1690 { | |
| 1691 int n, m; | |
| 1692 int extra_sep = 0; | |
| 1693 int wincount, totwincount = 0; | |
| 1694 frame_T *fr; | |
| 1695 int next_curwin_size = 0; | |
| 1696 int room = 0; | |
| 1697 int new_size; | |
| 1698 int has_next_curwin = 0; | |
| 1699 int hnc; | |
| 1700 | |
| 1701 if (topfr->fr_layout == FR_LEAF) | |
| 1702 { | |
| 1703 /* Set the width/height of this frame. | |
| 1704 * Redraw when size or position changes */ | |
| 1705 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row | |
| 1706 #ifdef FEAT_VERTSPLIT | |
| 1707 || topfr->fr_width != width || topfr->fr_win->w_wincol != col | |
| 1708 #endif | |
| 1709 ) | |
| 1710 { | |
| 1711 topfr->fr_win->w_winrow = row; | |
| 1712 frame_new_height(topfr, height, FALSE, FALSE); | |
| 1713 #ifdef FEAT_VERTSPLIT | |
| 1714 topfr->fr_win->w_wincol = col; | |
| 779 | 1715 frame_new_width(topfr, width, FALSE, FALSE); |
| 7 | 1716 #endif |
| 1717 redraw_all_later(CLEAR); | |
| 1718 } | |
| 1719 } | |
| 1720 #ifdef FEAT_VERTSPLIT | |
| 1721 else if (topfr->fr_layout == FR_ROW) | |
| 1722 { | |
| 1723 topfr->fr_width = width; | |
| 1724 topfr->fr_height = height; | |
| 1725 | |
| 1726 if (dir != 'v') /* equalize frame widths */ | |
| 1727 { | |
| 1728 /* Compute the maximum number of windows horizontally in this | |
| 1729 * frame. */ | |
| 1730 n = frame_minwidth(topfr, NOWIN); | |
| 1731 /* add one for the rightmost window, it doesn't have a separator */ | |
| 1732 if (col + width == Columns) | |
| 1733 extra_sep = 1; | |
| 1734 else | |
| 1735 extra_sep = 0; | |
| 1736 totwincount = (n + extra_sep) / (p_wmw + 1); | |
| 779 | 1737 has_next_curwin = frame_has_win(topfr, next_curwin); |
| 1738 | |
| 1739 /* | |
| 1740 * Compute width for "next_curwin" window and room available for | |
| 1741 * other windows. | |
| 1742 * "m" is the minimal width when counting p_wiw for "next_curwin". | |
| 1743 */ | |
| 7 | 1744 m = frame_minwidth(topfr, next_curwin); |
| 1745 room = width - m; | |
| 1746 if (room < 0) | |
| 1747 { | |
| 1748 next_curwin_size = p_wiw + room; | |
| 1749 room = 0; | |
| 1750 } | |
| 1751 else | |
| 1752 { | |
| 779 | 1753 next_curwin_size = -1; |
| 1754 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1755 { | |
| 1756 /* If 'winfixwidth' set keep the window width if | |
| 1757 * possible. | |
| 1758 * Watch out for this window being the next_curwin. */ | |
| 1759 if (frame_fixed_width(fr)) | |
| 1760 { | |
| 1761 n = frame_minwidth(fr, NOWIN); | |
| 1762 new_size = fr->fr_width; | |
| 1763 if (frame_has_win(fr, next_curwin)) | |
| 1764 { | |
| 1765 room += p_wiw - p_wmw; | |
| 1766 next_curwin_size = 0; | |
| 1767 if (new_size < p_wiw) | |
| 1768 new_size = p_wiw; | |
| 1769 } | |
| 1770 else | |
| 1771 /* These windows don't use up room. */ | |
| 1772 totwincount -= (n + (fr->fr_next == NULL | |
| 1773 ? extra_sep : 0)) / (p_wmw + 1); | |
| 1774 room -= new_size - n; | |
| 1775 if (room < 0) | |
| 1776 { | |
| 1777 new_size += room; | |
| 1778 room = 0; | |
| 1779 } | |
| 1780 fr->fr_newwidth = new_size; | |
| 1781 } | |
| 1782 } | |
| 1783 if (next_curwin_size == -1) | |
| 1784 { | |
| 1785 if (!has_next_curwin) | |
| 1786 next_curwin_size = 0; | |
| 1787 else if (totwincount > 1 | |
| 1788 && (room + (totwincount - 2)) | |
| 1789 / (totwincount - 1) > p_wiw) | |
| 1790 { | |
| 834 | 1791 /* Can make all windows wider than 'winwidth', spread |
| 1792 * the room equally. */ | |
| 1793 next_curwin_size = (room + p_wiw | |
| 1794 + (totwincount - 1) * p_wmw | |
| 1795 + (totwincount - 1)) / totwincount; | |
| 779 | 1796 room -= next_curwin_size - p_wiw; |
| 1797 } | |
| 1798 else | |
| 1799 next_curwin_size = p_wiw; | |
| 1800 } | |
| 7 | 1801 } |
| 779 | 1802 |
| 1803 if (has_next_curwin) | |
| 7 | 1804 --totwincount; /* don't count curwin */ |
| 1805 } | |
| 1806 | |
| 1807 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1808 { | |
| 1809 n = m = 0; | |
| 1810 wincount = 1; | |
| 1811 if (fr->fr_next == NULL) | |
| 1812 /* last frame gets all that remains (avoid roundoff error) */ | |
| 1813 new_size = width; | |
| 1814 else if (dir == 'v') | |
| 1815 new_size = fr->fr_width; | |
| 779 | 1816 else if (frame_fixed_width(fr)) |
| 1817 { | |
| 1818 new_size = fr->fr_newwidth; | |
| 1819 wincount = 0; /* doesn't count as a sizeable window */ | |
| 1820 } | |
| 7 | 1821 else |
| 1822 { | |
| 1823 /* Compute the maximum number of windows horiz. in "fr". */ | |
| 1824 n = frame_minwidth(fr, NOWIN); | |
| 1825 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
| 1826 / (p_wmw + 1); | |
| 1827 m = frame_minwidth(fr, next_curwin); | |
| 779 | 1828 if (has_next_curwin) |
| 1829 hnc = frame_has_win(fr, next_curwin); | |
| 1830 else | |
| 1831 hnc = FALSE; | |
| 1832 if (hnc) /* don't count next_curwin */ | |
| 7 | 1833 --wincount; |
| 779 | 1834 if (totwincount == 0) |
| 1835 new_size = room; | |
| 1836 else | |
| 1837 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
| 7 | 1838 / totwincount; |
| 779 | 1839 if (hnc) /* add next_curwin size */ |
| 7 | 1840 { |
| 1841 next_curwin_size -= p_wiw - (m - n); | |
| 1842 new_size += next_curwin_size; | |
| 779 | 1843 room -= new_size - next_curwin_size; |
| 7 | 1844 } |
| 779 | 1845 else |
| 1846 room -= new_size; | |
| 1847 new_size += n; | |
| 7 | 1848 } |
| 1849 | |
| 779 | 1850 /* Skip frame that is full width when splitting or closing a |
| 7 | 1851 * window, unless equalizing all frames. */ |
| 1852 if (!current || dir != 'v' || topfr->fr_parent != NULL | |
| 1853 || (new_size != fr->fr_width) | |
| 1854 || frame_has_win(fr, next_curwin)) | |
| 1855 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
| 779 | 1856 new_size, height); |
| 1857 col += new_size; | |
| 1858 width -= new_size; | |
| 7 | 1859 totwincount -= wincount; |
| 1860 } | |
| 1861 } | |
| 1862 #endif | |
| 1863 else /* topfr->fr_layout == FR_COL */ | |
| 1864 { | |
| 1865 #ifdef FEAT_VERTSPLIT | |
| 1866 topfr->fr_width = width; | |
| 1867 #endif | |
| 1868 topfr->fr_height = height; | |
| 1869 | |
| 1870 if (dir != 'h') /* equalize frame heights */ | |
| 1871 { | |
| 1872 /* Compute maximum number of windows vertically in this frame. */ | |
| 1873 n = frame_minheight(topfr, NOWIN); | |
| 1874 /* add one for the bottom window if it doesn't have a statusline */ | |
| 1875 if (row + height == cmdline_row && p_ls == 0) | |
| 1876 extra_sep = 1; | |
| 1877 else | |
| 1878 extra_sep = 0; | |
| 1879 totwincount = (n + extra_sep) / (p_wmh + 1); | |
| 1880 has_next_curwin = frame_has_win(topfr, next_curwin); | |
| 1881 | |
| 1882 /* | |
| 1883 * Compute height for "next_curwin" window and room available for | |
| 1884 * other windows. | |
| 1885 * "m" is the minimal height when counting p_wh for "next_curwin". | |
| 1886 */ | |
| 1887 m = frame_minheight(topfr, next_curwin); | |
| 1888 room = height - m; | |
| 1889 if (room < 0) | |
| 1890 { | |
| 1891 /* The room is less then 'winheight', use all space for the | |
| 1892 * current window. */ | |
| 1893 next_curwin_size = p_wh + room; | |
| 1894 room = 0; | |
| 1895 } | |
| 1896 else | |
| 1897 { | |
| 1898 next_curwin_size = -1; | |
| 1899 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1900 { | |
| 1901 /* If 'winfixheight' set keep the window height if | |
| 1902 * possible. | |
| 1903 * Watch out for this window being the next_curwin. */ | |
| 1904 if (frame_fixed_height(fr)) | |
| 1905 { | |
| 1906 n = frame_minheight(fr, NOWIN); | |
| 1907 new_size = fr->fr_height; | |
| 1908 if (frame_has_win(fr, next_curwin)) | |
| 1909 { | |
| 1910 room += p_wh - p_wmh; | |
| 1911 next_curwin_size = 0; | |
| 1912 if (new_size < p_wh) | |
| 1913 new_size = p_wh; | |
| 1914 } | |
| 1915 else | |
| 1916 /* These windows don't use up room. */ | |
| 1917 totwincount -= (n + (fr->fr_next == NULL | |
| 1918 ? extra_sep : 0)) / (p_wmh + 1); | |
| 1919 room -= new_size - n; | |
| 1920 if (room < 0) | |
| 1921 { | |
| 1922 new_size += room; | |
| 1923 room = 0; | |
| 1924 } | |
| 1925 fr->fr_newheight = new_size; | |
| 1926 } | |
| 1927 } | |
| 1928 if (next_curwin_size == -1) | |
| 1929 { | |
| 1930 if (!has_next_curwin) | |
| 1931 next_curwin_size = 0; | |
| 1932 else if (totwincount > 1 | |
| 1933 && (room + (totwincount - 2)) | |
| 1934 / (totwincount - 1) > p_wh) | |
| 1935 { | |
| 834 | 1936 /* can make all windows higher than 'winheight', |
| 1937 * spread the room equally. */ | |
| 1938 next_curwin_size = (room + p_wh | |
| 1939 + (totwincount - 1) * p_wmh | |
| 7 | 1940 + (totwincount - 1)) / totwincount; |
| 1941 room -= next_curwin_size - p_wh; | |
| 1942 } | |
| 1943 else | |
| 1944 next_curwin_size = p_wh; | |
| 1945 } | |
| 1946 } | |
| 1947 | |
| 1948 if (has_next_curwin) | |
| 1949 --totwincount; /* don't count curwin */ | |
| 1950 } | |
| 1951 | |
| 1952 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1953 { | |
| 1954 n = m = 0; | |
| 1955 wincount = 1; | |
| 1956 if (fr->fr_next == NULL) | |
| 1957 /* last frame gets all that remains (avoid roundoff error) */ | |
| 1958 new_size = height; | |
| 1959 else if (dir == 'h') | |
| 1960 new_size = fr->fr_height; | |
| 1961 else if (frame_fixed_height(fr)) | |
| 1962 { | |
| 1963 new_size = fr->fr_newheight; | |
| 1964 wincount = 0; /* doesn't count as a sizeable window */ | |
| 1965 } | |
| 1966 else | |
| 1967 { | |
| 1968 /* Compute the maximum number of windows vert. in "fr". */ | |
| 1969 n = frame_minheight(fr, NOWIN); | |
| 1970 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
| 1971 / (p_wmh + 1); | |
| 1972 m = frame_minheight(fr, next_curwin); | |
| 1973 if (has_next_curwin) | |
| 1974 hnc = frame_has_win(fr, next_curwin); | |
| 1975 else | |
| 1976 hnc = FALSE; | |
| 1977 if (hnc) /* don't count next_curwin */ | |
| 1978 --wincount; | |
| 1979 if (totwincount == 0) | |
| 1980 new_size = room; | |
| 1981 else | |
| 1982 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
| 1983 / totwincount; | |
| 1984 if (hnc) /* add next_curwin size */ | |
| 1985 { | |
| 1986 next_curwin_size -= p_wh - (m - n); | |
| 1987 new_size += next_curwin_size; | |
| 1988 room -= new_size - next_curwin_size; | |
| 1989 } | |
| 1990 else | |
| 1991 room -= new_size; | |
| 1992 new_size += n; | |
| 1993 } | |
| 1994 /* Skip frame that is full width when splitting or closing a | |
| 1995 * window, unless equalizing all frames. */ | |
| 1996 if (!current || dir != 'h' || topfr->fr_parent != NULL | |
| 1997 || (new_size != fr->fr_height) | |
| 1998 || frame_has_win(fr, next_curwin)) | |
| 1999 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
| 2000 width, new_size); | |
| 2001 row += new_size; | |
| 2002 height -= new_size; | |
| 2003 totwincount -= wincount; | |
| 2004 } | |
| 2005 } | |
| 2006 } | |
| 2007 | |
| 2008 /* | |
| 2009 * close all windows for buffer 'buf' | |
| 2010 */ | |
| 2011 void | |
| 671 | 2012 close_windows(buf, keep_curwin) |
| 7 | 2013 buf_T *buf; |
| 671 | 2014 int keep_curwin; /* don't close "curwin" */ |
| 7 | 2015 { |
| 671 | 2016 win_T *wp; |
| 2017 tabpage_T *tp, *nexttp; | |
| 685 | 2018 int h = tabline_height(); |
| 7 | 2019 |
| 2020 ++RedrawingDisabled; | |
| 671 | 2021 |
| 2022 for (wp = firstwin; wp != NULL && lastwin != firstwin; ) | |
| 7 | 2023 { |
| 671 | 2024 if (wp->w_buffer == buf && (!keep_curwin || wp != curwin)) |
| 7 | 2025 { |
| 671 | 2026 win_close(wp, FALSE); |
| 2027 | |
| 2028 /* Start all over, autocommands may change the window layout. */ | |
| 2029 wp = firstwin; | |
| 7 | 2030 } |
| 2031 else | |
| 671 | 2032 wp = wp->w_next; |
| 7 | 2033 } |
| 671 | 2034 |
| 2035 /* Also check windows in other tab pages. */ | |
| 2036 for (tp = first_tabpage; tp != NULL; tp = nexttp) | |
| 2037 { | |
| 2038 nexttp = tp->tp_next; | |
| 672 | 2039 if (tp != curtab) |
| 671 | 2040 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
| 2041 if (wp->w_buffer == buf) | |
| 2042 { | |
| 2043 win_close_othertab(wp, FALSE, tp); | |
| 2044 | |
| 2045 /* Start all over, the tab page may be closed and | |
| 2046 * autocommands may change the window layout. */ | |
| 2047 nexttp = first_tabpage; | |
| 2048 break; | |
| 2049 } | |
| 2050 } | |
| 2051 | |
| 7 | 2052 --RedrawingDisabled; |
| 671 | 2053 |
| 685 | 2054 if (h != tabline_height()) |
| 671 | 2055 shell_new_rows(); |
| 7 | 2056 } |
| 2057 | |
| 2058 /* | |
| 1906 | 2059 * Return TRUE if the current window is the only window that exists (ignoring |
| 2060 * "aucmd_win"). | |
| 672 | 2061 * Returns FALSE if there is a window, possibly in another tab page. |
| 667 | 2062 */ |
| 672 | 2063 static int |
| 667 | 2064 last_window() |
| 2065 { | |
| 1906 | 2066 return (one_window() && first_tabpage->tp_next == NULL); |
| 2067 } | |
| 2068 | |
| 2069 /* | |
| 2070 * Return TRUE if there is only one window other than "aucmd_win" in the | |
| 2071 * current tab page. | |
| 2072 */ | |
| 2073 static int | |
| 2074 one_window() | |
| 2075 { | |
| 2076 #ifdef FEAT_AUTOCMD | |
| 2077 win_T *wp; | |
| 2078 int seen_one = FALSE; | |
| 2079 | |
| 2080 FOR_ALL_WINDOWS(wp) | |
| 2081 { | |
| 2082 if (wp != aucmd_win) | |
| 2083 { | |
| 2084 if (seen_one) | |
| 2085 return FALSE; | |
| 2086 seen_one = TRUE; | |
| 2087 } | |
| 2088 } | |
| 2089 return TRUE; | |
| 2090 #else | |
| 2091 return firstwin == lastwin; | |
| 2092 #endif | |
| 667 | 2093 } |
| 2094 | |
| 2095 /* | |
| 819 | 2096 * Close window "win". Only works for the current tab page. |
| 7 | 2097 * If "free_buf" is TRUE related buffer may be unloaded. |
| 2098 * | |
| 2099 * called by :quit, :close, :xit, :wq and findtag() | |
| 2100 */ | |
| 2101 void | |
| 2102 win_close(win, free_buf) | |
| 2103 win_T *win; | |
| 2104 int free_buf; | |
| 2105 { | |
| 2106 win_T *wp; | |
| 2107 #ifdef FEAT_AUTOCMD | |
| 2108 int other_buffer = FALSE; | |
| 2109 #endif | |
| 2110 int close_curwin = FALSE; | |
| 2111 int dir; | |
| 2112 int help_window = FALSE; | |
| 847 | 2113 tabpage_T *prev_curtab = curtab; |
| 7 | 2114 |
| 667 | 2115 if (last_window()) |
| 7 | 2116 { |
| 2117 EMSG(_("E444: Cannot close last window")); | |
| 2118 return; | |
| 2119 } | |
| 2120 | |
| 1906 | 2121 #ifdef FEAT_AUTOCMD |
| 2122 if (win == aucmd_win) | |
| 2123 { | |
| 2124 EMSG(_("E813: Cannot close autocmd window")); | |
| 2125 return; | |
| 2126 } | |
| 2127 if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window()) | |
| 2128 { | |
| 2129 EMSG(_("E814: Cannot close window, only autocmd window would remain")); | |
| 2130 return; | |
| 2131 } | |
| 2132 #endif | |
| 2133 | |
| 856 | 2134 /* |
| 2135 * When closing the last window in a tab page first go to another tab | |
| 2136 * page and then close the window and the tab page. This avoids that | |
| 2137 * curwin and curtab are not invalid while we are freeing memory, they may | |
| 2138 * be used in GUI events. | |
| 2139 */ | |
| 2140 if (firstwin == lastwin) | |
| 2141 { | |
| 2142 goto_tabpage_tp(alt_tabpage()); | |
| 2143 redraw_tabline = TRUE; | |
| 2144 | |
| 2145 /* Safety check: Autocommands may have closed the window when jumping | |
| 2146 * to the other tab page. */ | |
| 2147 if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win) | |
| 2148 { | |
| 2149 int h = tabline_height(); | |
| 2150 | |
| 2151 win_close_othertab(win, free_buf, prev_curtab); | |
| 2152 if (h != tabline_height()) | |
| 2153 shell_new_rows(); | |
| 2154 } | |
| 2155 return; | |
| 2156 } | |
| 2157 | |
| 7 | 2158 /* When closing the help window, try restoring a snapshot after closing |
| 2159 * the window. Otherwise clear the snapshot, it's now invalid. */ | |
| 2160 if (win->w_buffer->b_help) | |
| 2161 help_window = TRUE; | |
| 2162 else | |
| 1906 | 2163 clear_snapshot(curtab, SNAP_HELP_IDX); |
| 7 | 2164 |
| 2165 #ifdef FEAT_AUTOCMD | |
| 2166 if (win == curwin) | |
| 2167 { | |
| 2168 /* | |
| 2169 * Guess which window is going to be the new current window. | |
| 2170 * This may change because of the autocommands (sigh). | |
| 2171 */ | |
| 671 | 2172 wp = frame2win(win_altframe(win, NULL)); |
| 7 | 2173 |
| 2174 /* | |
| 2175 * Be careful: If autocommands delete the window, return now. | |
| 2176 */ | |
| 2177 if (wp->w_buffer != curbuf) | |
| 2178 { | |
| 2179 other_buffer = TRUE; | |
| 2180 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 667 | 2181 if (!win_valid(win) || last_window()) |
| 7 | 2182 return; |
| 2183 } | |
| 2184 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
| 667 | 2185 if (!win_valid(win) || last_window()) |
| 7 | 2186 return; |
| 2187 # ifdef FEAT_EVAL | |
| 2188 /* autocmds may abort script processing */ | |
| 2189 if (aborting()) | |
| 2190 return; | |
| 2191 # endif | |
| 2192 } | |
| 2193 #endif | |
| 2194 | |
| 1101 | 2195 #ifdef FEAT_GUI |
| 2196 /* Avoid trouble with scrollbars that are going to be deleted in | |
| 2197 * win_free(). */ | |
| 2198 if (gui.in_use) | |
| 2199 out_flush(); | |
| 2200 #endif | |
| 2201 | |
| 7 | 2202 /* |
| 2203 * Close the link to the buffer. | |
| 2204 */ | |
| 2205 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
| 847 | 2206 |
| 7 | 2207 /* Autocommands may have closed the window already, or closed the only |
| 847 | 2208 * other window or moved to another tab page. */ |
| 2209 if (!win_valid(win) || last_window() || curtab != prev_curtab) | |
| 7 | 2210 return; |
| 2211 | |
| 847 | 2212 /* Free the memory used for the window. */ |
| 2213 wp = win_free_mem(win, &dir, NULL); | |
| 2214 | |
| 7 | 2215 /* Make sure curwin isn't invalid. It can cause severe trouble when |
| 2216 * printing an error message. For win_equal() curbuf needs to be valid | |
| 2217 * too. */ | |
| 847 | 2218 if (win == curwin) |
| 7 | 2219 { |
| 2220 curwin = wp; | |
| 2221 #ifdef FEAT_QUICKFIX | |
| 2222 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer)) | |
| 2223 { | |
| 2224 /* | |
| 1346 | 2225 * If the cursor goes to the preview or the quickfix window, try |
| 7 | 2226 * finding another window to go to. |
| 2227 */ | |
| 2228 for (;;) | |
| 2229 { | |
| 2230 if (wp->w_next == NULL) | |
| 2231 wp = firstwin; | |
| 2232 else | |
| 2233 wp = wp->w_next; | |
| 2234 if (wp == curwin) | |
| 2235 break; | |
| 2236 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer)) | |
| 2237 { | |
| 2238 curwin = wp; | |
| 2239 break; | |
| 2240 } | |
| 2241 } | |
| 2242 } | |
| 2243 #endif | |
| 2244 curbuf = curwin->w_buffer; | |
| 2245 close_curwin = TRUE; | |
| 2246 } | |
| 36 | 2247 if (p_ea |
| 2248 #ifdef FEAT_VERTSPLIT | |
| 2249 && (*p_ead == 'b' || *p_ead == dir) | |
| 2250 #endif | |
| 2251 ) | |
| 7 | 2252 win_equal(curwin, TRUE, |
| 2253 #ifdef FEAT_VERTSPLIT | |
| 2254 dir | |
| 2255 #else | |
| 2256 0 | |
| 2257 #endif | |
| 2258 ); | |
| 2259 else | |
| 2260 win_comp_pos(); | |
| 2261 if (close_curwin) | |
| 2262 { | |
| 2263 win_enter_ext(wp, FALSE, TRUE); | |
| 2264 #ifdef FEAT_AUTOCMD | |
| 2265 if (other_buffer) | |
| 2266 /* careful: after this wp and win may be invalid! */ | |
| 2267 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
| 2268 #endif | |
| 2269 } | |
| 2270 | |
| 2271 /* | |
| 667 | 2272 * If last window has a status line now and we don't want one, |
| 2273 * remove the status line. | |
| 7 | 2274 */ |
| 2275 last_status(FALSE); | |
| 2276 | |
| 2277 /* After closing the help window, try restoring the window layout from | |
| 2278 * before it was opened. */ | |
| 2279 if (help_window) | |
| 1906 | 2280 restore_snapshot(SNAP_HELP_IDX, close_curwin); |
| 7 | 2281 |
| 2282 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
| 2283 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */ | |
| 2284 if (gui.in_use && !win_hasvertsplit()) | |
| 2285 gui_init_which_components(NULL); | |
| 2286 #endif | |
| 2287 | |
| 2288 redraw_all_later(NOT_VALID); | |
| 2289 } | |
| 2290 | |
| 2291 /* | |
| 671 | 2292 * Close window "win" in tab page "tp", which is not the current tab page. |
| 2293 * This may be the last window ih that tab page and result in closing the tab, | |
| 2294 * thus "tp" may become invalid! | |
| 856 | 2295 * Caller must check if buffer is hidden and whether the tabline needs to be |
| 2296 * updated. | |
| 671 | 2297 */ |
| 2298 void | |
| 2299 win_close_othertab(win, free_buf, tp) | |
| 2300 win_T *win; | |
| 2301 int free_buf; | |
| 2302 tabpage_T *tp; | |
| 2303 { | |
| 2304 win_T *wp; | |
| 2305 int dir; | |
| 2306 tabpage_T *ptp = NULL; | |
| 2307 | |
| 2308 /* Close the link to the buffer. */ | |
| 2309 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
| 2310 | |
| 2311 /* Careful: Autocommands may have closed the tab page or made it the | |
| 2312 * current tab page. */ | |
| 2313 for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next) | |
| 2314 ; | |
| 672 | 2315 if (ptp == NULL || tp == curtab) |
| 671 | 2316 return; |
| 2317 | |
| 2318 /* Autocommands may have closed the window already. */ | |
| 2319 for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next) | |
| 2320 ; | |
| 2321 if (wp == NULL) | |
| 2322 return; | |
| 2323 | |
| 2324 /* Free the memory used for the window. */ | |
| 2325 wp = win_free_mem(win, &dir, tp); | |
| 2326 | |
| 2327 /* When closing the last window in a tab page remove the tab page. */ | |
| 2328 if (wp == NULL) | |
| 2329 { | |
| 2330 if (tp == first_tabpage) | |
| 2331 first_tabpage = tp->tp_next; | |
| 2332 else | |
| 2333 { | |
| 2334 for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp; | |
| 2335 ptp = ptp->tp_next) | |
| 2336 ; | |
| 2337 if (ptp == NULL) | |
| 2338 { | |
| 2339 EMSG2(_(e_intern2), "win_close_othertab()"); | |
| 2340 return; | |
| 2341 } | |
| 2342 ptp->tp_next = tp->tp_next; | |
| 2343 } | |
| 847 | 2344 free_tabpage(tp); |
| 671 | 2345 } |
| 2346 } | |
| 2347 | |
| 2348 /* | |
| 355 | 2349 * Free the memory used for a window. |
| 2350 * Returns a pointer to the window that got the freed up space. | |
| 2351 */ | |
| 2352 static win_T * | |
| 671 | 2353 win_free_mem(win, dirp, tp) |
| 355 | 2354 win_T *win; |
| 2355 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */ | |
| 671 | 2356 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 355 | 2357 { |
| 2358 frame_T *frp; | |
| 2359 win_T *wp; | |
| 2360 | |
| 667 | 2361 /* Remove the window and its frame from the tree of frames. */ |
| 355 | 2362 frp = win->w_frame; |
| 671 | 2363 wp = winframe_remove(win, dirp, tp); |
| 355 | 2364 vim_free(frp); |
| 671 | 2365 win_free(win, tp); |
| 355 | 2366 |
| 819 | 2367 /* When deleting the current window of another tab page select a new |
| 2368 * current window. */ | |
| 2369 if (tp != NULL && win == tp->tp_curwin) | |
| 2370 tp->tp_curwin = wp; | |
| 2371 | |
| 355 | 2372 return wp; |
| 2373 } | |
| 2374 | |
| 2375 #if defined(EXITFREE) || defined(PROTO) | |
| 2376 void | |
| 2377 win_free_all() | |
| 2378 { | |
| 2379 int dummy; | |
| 2380 | |
| 671 | 2381 # ifdef FEAT_WINDOWS |
| 2382 while (first_tabpage->tp_next != NULL) | |
| 2383 tabpage_close(TRUE); | |
| 2384 # endif | |
| 2385 | |
| 1906 | 2386 # ifdef FEAT_AUTOCMD |
| 2387 if (aucmd_win != NULL) | |
| 2388 { | |
| 2389 (void)win_free_mem(aucmd_win, &dummy, NULL); | |
| 2390 aucmd_win = NULL; | |
| 2391 } | |
| 2392 # endif | |
| 1918 | 2393 |
| 2394 while (firstwin != NULL) | |
| 2395 (void)win_free_mem(firstwin, &dummy, NULL); | |
| 355 | 2396 } |
| 2397 #endif | |
| 2398 | |
| 2399 /* | |
| 7 | 2400 * Remove a window and its frame from the tree of frames. |
| 2401 * Returns a pointer to the window that got the freed up space. | |
| 2402 */ | |
| 1906 | 2403 win_T * |
| 671 | 2404 winframe_remove(win, dirp, tp) |
| 7 | 2405 win_T *win; |
| 1887 | 2406 int *dirp UNUSED; /* set to 'v' or 'h' for direction if 'ea' */ |
| 671 | 2407 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 2408 { |
| 2409 frame_T *frp, *frp2, *frp3; | |
| 2410 frame_T *frp_close = win->w_frame; | |
| 2411 win_T *wp; | |
| 2412 | |
| 2413 /* | |
| 671 | 2414 * If there is only one window there is nothing to remove. |
| 2415 */ | |
| 2416 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) | |
| 2417 return NULL; | |
| 2418 | |
| 2419 /* | |
| 7 | 2420 * Remove the window from its frame. |
| 2421 */ | |
| 671 | 2422 frp2 = win_altframe(win, tp); |
| 7 | 2423 wp = frame2win(frp2); |
| 2424 | |
| 2425 /* Remove this frame from the list of frames. */ | |
| 2426 frame_remove(frp_close); | |
| 2427 | |
| 2428 #ifdef FEAT_VERTSPLIT | |
| 2429 if (frp_close->fr_parent->fr_layout == FR_COL) | |
| 2430 { | |
| 2431 #endif | |
| 1346 | 2432 /* When 'winfixheight' is set, try to find another frame in the column |
| 2433 * (as close to the closed frame as possible) to distribute the height | |
| 2434 * to. */ | |
| 2435 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh) | |
| 2436 { | |
| 2437 frp = frp_close->fr_prev; | |
| 2438 frp3 = frp_close->fr_next; | |
| 2439 while (frp != NULL || frp3 != NULL) | |
| 2440 { | |
| 2441 if (frp != NULL) | |
| 2442 { | |
| 2443 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh) | |
| 2444 { | |
| 2445 frp2 = frp; | |
| 2446 wp = frp->fr_win; | |
| 2447 break; | |
| 2448 } | |
| 2449 frp = frp->fr_prev; | |
| 2450 } | |
| 2451 if (frp3 != NULL) | |
| 2452 { | |
| 2453 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh) | |
| 2454 { | |
| 2455 frp2 = frp3; | |
| 2456 wp = frp3->fr_win; | |
| 2457 break; | |
| 2458 } | |
| 2459 frp3 = frp3->fr_next; | |
| 2460 } | |
| 2461 } | |
| 2462 } | |
| 7 | 2463 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height, |
| 2464 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); | |
| 2465 #ifdef FEAT_VERTSPLIT | |
| 2466 *dirp = 'v'; | |
| 2467 } | |
| 2468 else | |
| 2469 { | |
| 1346 | 2470 /* When 'winfixwidth' is set, try to find another frame in the column |
| 2471 * (as close to the closed frame as possible) to distribute the width | |
| 2472 * to. */ | |
| 2473 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw) | |
| 2474 { | |
| 2475 frp = frp_close->fr_prev; | |
| 2476 frp3 = frp_close->fr_next; | |
| 2477 while (frp != NULL || frp3 != NULL) | |
| 2478 { | |
| 2479 if (frp != NULL) | |
| 2480 { | |
| 2481 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw) | |
| 2482 { | |
| 2483 frp2 = frp; | |
| 2484 wp = frp->fr_win; | |
| 2485 break; | |
| 2486 } | |
| 2487 frp = frp->fr_prev; | |
| 2488 } | |
| 2489 if (frp3 != NULL) | |
| 2490 { | |
| 2491 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw) | |
| 2492 { | |
| 2493 frp2 = frp3; | |
| 2494 wp = frp3->fr_win; | |
| 2495 break; | |
| 2496 } | |
| 2497 frp3 = frp3->fr_next; | |
| 2498 } | |
| 2499 } | |
| 2500 } | |
| 7 | 2501 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width, |
| 779 | 2502 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
| 7 | 2503 *dirp = 'h'; |
| 2504 } | |
| 2505 #endif | |
| 2506 | |
| 2507 /* If rows/columns go to a window below/right its positions need to be | |
| 2508 * updated. Can only be done after the sizes have been updated. */ | |
| 2509 if (frp2 == frp_close->fr_next) | |
| 2510 { | |
| 2511 int row = win->w_winrow; | |
| 2512 int col = W_WINCOL(win); | |
| 2513 | |
| 2514 frame_comp_pos(frp2, &row, &col); | |
| 2515 } | |
| 2516 | |
| 2517 if (frp2->fr_next == NULL && frp2->fr_prev == NULL) | |
| 2518 { | |
| 2519 /* There is no other frame in this list, move its info to the parent | |
| 2520 * and remove it. */ | |
| 2521 frp2->fr_parent->fr_layout = frp2->fr_layout; | |
| 2522 frp2->fr_parent->fr_child = frp2->fr_child; | |
| 2523 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2524 frp->fr_parent = frp2->fr_parent; | |
| 2525 frp2->fr_parent->fr_win = frp2->fr_win; | |
| 2526 if (frp2->fr_win != NULL) | |
| 2527 frp2->fr_win->w_frame = frp2->fr_parent; | |
| 2528 frp = frp2->fr_parent; | |
| 2529 vim_free(frp2); | |
| 2530 | |
| 2531 frp2 = frp->fr_parent; | |
| 2532 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout) | |
| 2533 { | |
| 2534 /* The frame above the parent has the same layout, have to merge | |
| 2535 * the frames into this list. */ | |
| 2536 if (frp2->fr_child == frp) | |
| 2537 frp2->fr_child = frp->fr_child; | |
| 2538 frp->fr_child->fr_prev = frp->fr_prev; | |
| 2539 if (frp->fr_prev != NULL) | |
| 2540 frp->fr_prev->fr_next = frp->fr_child; | |
| 2541 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next) | |
| 2542 { | |
| 2543 frp3->fr_parent = frp2; | |
| 2544 if (frp3->fr_next == NULL) | |
| 2545 { | |
| 2546 frp3->fr_next = frp->fr_next; | |
| 2547 if (frp->fr_next != NULL) | |
| 2548 frp->fr_next->fr_prev = frp3; | |
| 2549 break; | |
| 2550 } | |
| 2551 } | |
| 2552 vim_free(frp); | |
| 2553 } | |
| 2554 } | |
| 2555 | |
| 2556 return wp; | |
| 2557 } | |
| 2558 | |
| 2559 /* | |
| 2560 * Find out which frame is going to get the freed up space when "win" is | |
| 2561 * closed. | |
| 2562 * if 'splitbelow'/'splitleft' the space goes to the window above/left. | |
| 2563 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right. | |
| 2564 * This makes opening a window and closing it immediately keep the same window | |
| 2565 * layout. | |
| 2566 */ | |
| 2567 static frame_T * | |
| 671 | 2568 win_altframe(win, tp) |
| 7 | 2569 win_T *win; |
| 671 | 2570 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 2571 { |
| 2572 frame_T *frp; | |
| 2573 int b; | |
| 2574 | |
| 671 | 2575 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
| 667 | 2576 /* Last window in this tab page, will go to next tab page. */ |
| 2577 return alt_tabpage()->tp_curwin->w_frame; | |
| 2578 | |
| 7 | 2579 frp = win->w_frame; |
| 2580 #ifdef FEAT_VERTSPLIT | |
| 355 | 2581 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW) |
| 7 | 2582 b = p_spr; |
| 2583 else | |
| 2584 #endif | |
| 2585 b = p_sb; | |
| 2586 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL) | |
| 2587 return frp->fr_next; | |
| 2588 return frp->fr_prev; | |
| 2589 } | |
| 2590 | |
| 2591 /* | |
| 667 | 2592 * Return the tabpage that will be used if the current one is closed. |
| 2593 */ | |
| 2594 static tabpage_T * | |
| 2595 alt_tabpage() | |
| 2596 { | |
| 672 | 2597 tabpage_T *tp; |
| 2598 | |
| 682 | 2599 /* Use the next tab page if possible. */ |
| 2600 if (curtab->tp_next != NULL) | |
| 672 | 2601 return curtab->tp_next; |
| 2602 | |
| 682 | 2603 /* Find the last but one tab page. */ |
| 2604 for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next) | |
| 2605 ; | |
| 674 | 2606 return tp; |
| 667 | 2607 } |
| 2608 | |
| 2609 /* | |
| 7 | 2610 * Find the left-upper window in frame "frp". |
| 2611 */ | |
| 2612 static win_T * | |
| 2613 frame2win(frp) | |
| 2614 frame_T *frp; | |
| 2615 { | |
| 2616 while (frp->fr_win == NULL) | |
| 2617 frp = frp->fr_child; | |
| 2618 return frp->fr_win; | |
| 2619 } | |
| 2620 | |
| 2621 /* | |
| 2622 * Return TRUE if frame "frp" contains window "wp". | |
| 2623 */ | |
| 2624 static int | |
| 2625 frame_has_win(frp, wp) | |
| 2626 frame_T *frp; | |
| 2627 win_T *wp; | |
| 2628 { | |
| 2629 frame_T *p; | |
| 2630 | |
| 2631 if (frp->fr_layout == FR_LEAF) | |
| 2632 return frp->fr_win == wp; | |
| 2633 | |
| 2634 for (p = frp->fr_child; p != NULL; p = p->fr_next) | |
| 2635 if (frame_has_win(p, wp)) | |
| 2636 return TRUE; | |
| 2637 return FALSE; | |
| 2638 } | |
| 2639 | |
| 2640 /* | |
| 2641 * Set a new height for a frame. Recursively sets the height for contained | |
| 2642 * frames and windows. Caller must take care of positions. | |
| 2643 */ | |
| 2644 static void | |
| 2645 frame_new_height(topfrp, height, topfirst, wfh) | |
| 2646 frame_T *topfrp; | |
| 2647 int height; | |
| 2648 int topfirst; /* resize topmost contained frame first */ | |
| 2649 int wfh; /* obey 'winfixheight' when there is a choice; | |
| 2650 may cause the height not to be set */ | |
| 2651 { | |
| 2652 frame_T *frp; | |
| 2653 int extra_lines; | |
| 2654 int h; | |
| 2655 | |
| 2656 if (topfrp->fr_win != NULL) | |
| 2657 { | |
| 2658 /* Simple case: just one window. */ | |
| 2659 win_new_height(topfrp->fr_win, | |
| 2660 height - topfrp->fr_win->w_status_height); | |
| 2661 } | |
| 2662 #ifdef FEAT_VERTSPLIT | |
| 2663 else if (topfrp->fr_layout == FR_ROW) | |
| 2664 { | |
| 2665 do | |
| 2666 { | |
| 2667 /* All frames in this row get the same new height. */ | |
| 2668 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2669 { | |
| 2670 frame_new_height(frp, height, topfirst, wfh); | |
| 2671 if (frp->fr_height > height) | |
| 2672 { | |
| 2673 /* Could not fit the windows, make the whole row higher. */ | |
| 2674 height = frp->fr_height; | |
| 2675 break; | |
| 2676 } | |
| 2677 } | |
| 2678 } | |
| 2679 while (frp != NULL); | |
| 2680 } | |
| 2681 #endif | |
| 779 | 2682 else /* fr_layout == FR_COL */ |
| 7 | 2683 { |
| 2684 /* Complicated case: Resize a column of frames. Resize the bottom | |
| 2685 * frame first, frames above that when needed. */ | |
| 2686 | |
| 2687 frp = topfrp->fr_child; | |
| 2688 if (wfh) | |
| 2689 /* Advance past frames with one window with 'wfh' set. */ | |
| 2690 while (frame_fixed_height(frp)) | |
| 2691 { | |
| 2692 frp = frp->fr_next; | |
| 2693 if (frp == NULL) | |
| 2694 return; /* no frame without 'wfh', give up */ | |
| 2695 } | |
| 2696 if (!topfirst) | |
| 2697 { | |
| 2698 /* Find the bottom frame of this column */ | |
| 2699 while (frp->fr_next != NULL) | |
| 2700 frp = frp->fr_next; | |
| 2701 if (wfh) | |
| 2702 /* Advance back for frames with one window with 'wfh' set. */ | |
| 2703 while (frame_fixed_height(frp)) | |
| 2704 frp = frp->fr_prev; | |
| 2705 } | |
| 2706 | |
| 2707 extra_lines = height - topfrp->fr_height; | |
| 2708 if (extra_lines < 0) | |
| 2709 { | |
| 2710 /* reduce height of contained frames, bottom or top frame first */ | |
| 2711 while (frp != NULL) | |
| 2712 { | |
| 2713 h = frame_minheight(frp, NULL); | |
| 2714 if (frp->fr_height + extra_lines < h) | |
| 2715 { | |
| 2716 extra_lines += frp->fr_height - h; | |
| 2717 frame_new_height(frp, h, topfirst, wfh); | |
| 2718 } | |
| 2719 else | |
| 2720 { | |
| 2721 frame_new_height(frp, frp->fr_height + extra_lines, | |
| 2722 topfirst, wfh); | |
| 2723 break; | |
| 2724 } | |
| 2725 if (topfirst) | |
| 2726 { | |
| 2727 do | |
| 2728 frp = frp->fr_next; | |
| 2729 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
| 2730 } | |
| 2731 else | |
| 2732 { | |
| 2733 do | |
| 2734 frp = frp->fr_prev; | |
| 2735 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
| 2736 } | |
| 2737 /* Increase "height" if we could not reduce enough frames. */ | |
| 2738 if (frp == NULL) | |
| 2739 height -= extra_lines; | |
| 2740 } | |
| 2741 } | |
| 2742 else if (extra_lines > 0) | |
| 2743 { | |
| 2744 /* increase height of bottom or top frame */ | |
| 2745 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh); | |
| 2746 } | |
| 2747 } | |
| 2748 topfrp->fr_height = height; | |
| 2749 } | |
| 2750 | |
| 2751 /* | |
| 2752 * Return TRUE if height of frame "frp" should not be changed because of | |
| 2753 * the 'winfixheight' option. | |
| 2754 */ | |
| 2755 static int | |
| 2756 frame_fixed_height(frp) | |
| 2757 frame_T *frp; | |
| 2758 { | |
| 2759 /* frame with one window: fixed height if 'winfixheight' set. */ | |
| 2760 if (frp->fr_win != NULL) | |
| 2761 return frp->fr_win->w_p_wfh; | |
| 2762 | |
| 2763 if (frp->fr_layout == FR_ROW) | |
| 2764 { | |
| 2765 /* The frame is fixed height if one of the frames in the row is fixed | |
| 2766 * height. */ | |
| 2767 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2768 if (frame_fixed_height(frp)) | |
| 2769 return TRUE; | |
| 2770 return FALSE; | |
| 2771 } | |
| 2772 | |
| 2773 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the | |
| 2774 * frames in the row are fixed height. */ | |
| 2775 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2776 if (!frame_fixed_height(frp)) | |
| 2777 return FALSE; | |
| 2778 return TRUE; | |
| 2779 } | |
| 2780 | |
| 2781 #ifdef FEAT_VERTSPLIT | |
| 2782 /* | |
| 779 | 2783 * Return TRUE if width of frame "frp" should not be changed because of |
| 2784 * the 'winfixwidth' option. | |
| 2785 */ | |
| 2786 static int | |
| 2787 frame_fixed_width(frp) | |
| 2788 frame_T *frp; | |
| 2789 { | |
| 2790 /* frame with one window: fixed width if 'winfixwidth' set. */ | |
| 2791 if (frp->fr_win != NULL) | |
| 2792 return frp->fr_win->w_p_wfw; | |
| 2793 | |
| 2794 if (frp->fr_layout == FR_COL) | |
| 2795 { | |
| 2796 /* The frame is fixed width if one of the frames in the row is fixed | |
| 2797 * width. */ | |
| 2798 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2799 if (frame_fixed_width(frp)) | |
| 2800 return TRUE; | |
| 2801 return FALSE; | |
| 2802 } | |
| 2803 | |
| 2804 /* frp->fr_layout == FR_ROW: The frame is fixed width if all of the | |
| 2805 * frames in the row are fixed width. */ | |
| 2806 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2807 if (!frame_fixed_width(frp)) | |
| 2808 return FALSE; | |
| 2809 return TRUE; | |
| 2810 } | |
| 2811 | |
| 2812 /* | |
| 7 | 2813 * Add a status line to windows at the bottom of "frp". |
| 2814 * Note: Does not check if there is room! | |
| 2815 */ | |
| 2816 static void | |
| 2817 frame_add_statusline(frp) | |
| 2818 frame_T *frp; | |
| 2819 { | |
| 2820 win_T *wp; | |
| 2821 | |
| 2822 if (frp->fr_layout == FR_LEAF) | |
| 2823 { | |
| 2824 wp = frp->fr_win; | |
| 2825 if (wp->w_status_height == 0) | |
| 2826 { | |
| 2827 if (wp->w_height > 0) /* don't make it negative */ | |
| 2828 --wp->w_height; | |
| 2829 wp->w_status_height = STATUS_HEIGHT; | |
| 2830 } | |
| 2831 } | |
| 2832 else if (frp->fr_layout == FR_ROW) | |
| 2833 { | |
| 2834 /* Handle all the frames in the row. */ | |
| 2835 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2836 frame_add_statusline(frp); | |
| 2837 } | |
| 2838 else /* frp->fr_layout == FR_COL */ | |
| 2839 { | |
| 2840 /* Only need to handle the last frame in the column. */ | |
| 2841 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next) | |
| 2842 ; | |
| 2843 frame_add_statusline(frp); | |
| 2844 } | |
| 2845 } | |
| 2846 | |
| 2847 /* | |
| 2848 * Set width of a frame. Handles recursively going through contained frames. | |
| 2849 * May remove separator line for windows at the right side (for win_close()). | |
| 2850 */ | |
| 2851 static void | |
| 779 | 2852 frame_new_width(topfrp, width, leftfirst, wfw) |
| 7 | 2853 frame_T *topfrp; |
| 2854 int width; | |
| 2855 int leftfirst; /* resize leftmost contained frame first */ | |
| 779 | 2856 int wfw; /* obey 'winfixwidth' when there is a choice; |
| 2857 may cause the width not to be set */ | |
| 7 | 2858 { |
| 2859 frame_T *frp; | |
| 2860 int extra_cols; | |
| 2861 int w; | |
| 2862 win_T *wp; | |
| 2863 | |
| 2864 if (topfrp->fr_layout == FR_LEAF) | |
| 2865 { | |
| 2866 /* Simple case: just one window. */ | |
| 2867 wp = topfrp->fr_win; | |
| 2868 /* Find out if there are any windows right of this one. */ | |
| 2869 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent) | |
| 2870 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL) | |
| 2871 break; | |
| 2872 if (frp->fr_parent == NULL) | |
| 2873 wp->w_vsep_width = 0; | |
| 2874 win_new_width(wp, width - wp->w_vsep_width); | |
| 2875 } | |
| 2876 else if (topfrp->fr_layout == FR_COL) | |
| 2877 { | |
| 779 | 2878 do |
| 2879 { | |
| 2880 /* All frames in this column get the same new width. */ | |
| 2881 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2882 { | |
| 2883 frame_new_width(frp, width, leftfirst, wfw); | |
| 2884 if (frp->fr_width > width) | |
| 2885 { | |
| 2886 /* Could not fit the windows, make whole column wider. */ | |
| 2887 width = frp->fr_width; | |
| 2888 break; | |
| 2889 } | |
| 2890 } | |
| 2891 } while (frp != NULL); | |
| 7 | 2892 } |
| 2893 else /* fr_layout == FR_ROW */ | |
| 2894 { | |
| 2895 /* Complicated case: Resize a row of frames. Resize the rightmost | |
| 2896 * frame first, frames left of it when needed. */ | |
| 2897 | |
| 2898 frp = topfrp->fr_child; | |
| 779 | 2899 if (wfw) |
| 2900 /* Advance past frames with one window with 'wfw' set. */ | |
| 2901 while (frame_fixed_width(frp)) | |
| 2902 { | |
| 2903 frp = frp->fr_next; | |
| 2904 if (frp == NULL) | |
| 2905 return; /* no frame without 'wfw', give up */ | |
| 2906 } | |
| 7 | 2907 if (!leftfirst) |
| 779 | 2908 { |
| 2909 /* Find the rightmost frame of this row */ | |
| 7 | 2910 while (frp->fr_next != NULL) |
| 2911 frp = frp->fr_next; | |
| 779 | 2912 if (wfw) |
| 2913 /* Advance back for frames with one window with 'wfw' set. */ | |
| 2914 while (frame_fixed_width(frp)) | |
| 2915 frp = frp->fr_prev; | |
| 2916 } | |
| 7 | 2917 |
| 2918 extra_cols = width - topfrp->fr_width; | |
| 2919 if (extra_cols < 0) | |
| 2920 { | |
| 2921 /* reduce frame width, rightmost frame first */ | |
| 2922 while (frp != NULL) | |
| 2923 { | |
| 2924 w = frame_minwidth(frp, NULL); | |
| 2925 if (frp->fr_width + extra_cols < w) | |
| 2926 { | |
| 2927 extra_cols += frp->fr_width - w; | |
| 779 | 2928 frame_new_width(frp, w, leftfirst, wfw); |
| 7 | 2929 } |
| 2930 else | |
| 2931 { | |
| 779 | 2932 frame_new_width(frp, frp->fr_width + extra_cols, |
| 2933 leftfirst, wfw); | |
| 7 | 2934 break; |
| 2935 } | |
| 2936 if (leftfirst) | |
| 779 | 2937 { |
| 2938 do | |
| 2939 frp = frp->fr_next; | |
| 2940 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
| 2941 } | |
| 7 | 2942 else |
| 779 | 2943 { |
| 2944 do | |
| 2945 frp = frp->fr_prev; | |
| 2946 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
| 2947 } | |
| 2948 /* Increase "width" if we could not reduce enough frames. */ | |
| 2949 if (frp == NULL) | |
| 2950 width -= extra_cols; | |
| 7 | 2951 } |
| 2952 } | |
| 2953 else if (extra_cols > 0) | |
| 2954 { | |
| 2955 /* increase width of rightmost frame */ | |
| 779 | 2956 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw); |
| 7 | 2957 } |
| 2958 } | |
| 2959 topfrp->fr_width = width; | |
| 2960 } | |
| 2961 | |
| 2962 /* | |
| 2963 * Add the vertical separator to windows at the right side of "frp". | |
| 2964 * Note: Does not check if there is room! | |
| 2965 */ | |
| 2966 static void | |
| 2967 frame_add_vsep(frp) | |
| 2968 frame_T *frp; | |
| 2969 { | |
| 2970 win_T *wp; | |
| 2971 | |
| 2972 if (frp->fr_layout == FR_LEAF) | |
| 2973 { | |
| 2974 wp = frp->fr_win; | |
| 2975 if (wp->w_vsep_width == 0) | |
| 2976 { | |
| 2977 if (wp->w_width > 0) /* don't make it negative */ | |
| 2978 --wp->w_width; | |
| 2979 wp->w_vsep_width = 1; | |
| 2980 } | |
| 2981 } | |
| 2982 else if (frp->fr_layout == FR_COL) | |
| 2983 { | |
| 2984 /* Handle all the frames in the column. */ | |
| 2985 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2986 frame_add_vsep(frp); | |
| 2987 } | |
| 2988 else /* frp->fr_layout == FR_ROW */ | |
| 2989 { | |
| 2990 /* Only need to handle the last frame in the row. */ | |
| 2991 frp = frp->fr_child; | |
| 2992 while (frp->fr_next != NULL) | |
| 2993 frp = frp->fr_next; | |
| 2994 frame_add_vsep(frp); | |
| 2995 } | |
| 2996 } | |
| 2997 | |
| 2998 /* | |
| 2999 * Set frame width from the window it contains. | |
| 3000 */ | |
| 3001 static void | |
| 3002 frame_fix_width(wp) | |
| 3003 win_T *wp; | |
| 3004 { | |
| 3005 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width; | |
| 3006 } | |
| 3007 #endif | |
| 3008 | |
| 3009 /* | |
| 3010 * Set frame height from the window it contains. | |
| 3011 */ | |
| 3012 static void | |
| 3013 frame_fix_height(wp) | |
| 3014 win_T *wp; | |
| 3015 { | |
| 3016 wp->w_frame->fr_height = wp->w_height + wp->w_status_height; | |
| 3017 } | |
| 3018 | |
| 3019 /* | |
| 3020 * Compute the minimal height for frame "topfrp". | |
| 3021 * Uses the 'winminheight' option. | |
| 3022 * When "next_curwin" isn't NULL, use p_wh for this window. | |
| 3023 * When "next_curwin" is NOWIN, don't use at least one line for the current | |
| 3024 * window. | |
| 3025 */ | |
| 3026 static int | |
| 3027 frame_minheight(topfrp, next_curwin) | |
| 3028 frame_T *topfrp; | |
| 3029 win_T *next_curwin; | |
| 3030 { | |
| 3031 frame_T *frp; | |
| 3032 int m; | |
| 3033 #ifdef FEAT_VERTSPLIT | |
| 3034 int n; | |
| 3035 #endif | |
| 3036 | |
| 3037 if (topfrp->fr_win != NULL) | |
| 3038 { | |
| 3039 if (topfrp->fr_win == next_curwin) | |
| 3040 m = p_wh + topfrp->fr_win->w_status_height; | |
| 3041 else | |
| 3042 { | |
| 3043 /* window: minimal height of the window plus status line */ | |
| 3044 m = p_wmh + topfrp->fr_win->w_status_height; | |
| 3045 /* Current window is minimal one line high */ | |
| 3046 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
| 3047 ++m; | |
| 3048 } | |
| 3049 } | |
| 3050 #ifdef FEAT_VERTSPLIT | |
| 3051 else if (topfrp->fr_layout == FR_ROW) | |
| 3052 { | |
| 3053 /* get the minimal height from each frame in this row */ | |
| 3054 m = 0; | |
| 3055 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3056 { | |
| 3057 n = frame_minheight(frp, next_curwin); | |
| 3058 if (n > m) | |
| 3059 m = n; | |
| 3060 } | |
| 3061 } | |
| 3062 #endif | |
| 3063 else | |
| 3064 { | |
| 3065 /* Add up the minimal heights for all frames in this column. */ | |
| 3066 m = 0; | |
| 3067 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3068 m += frame_minheight(frp, next_curwin); | |
| 3069 } | |
| 3070 | |
| 3071 return m; | |
| 3072 } | |
| 3073 | |
| 3074 #ifdef FEAT_VERTSPLIT | |
| 3075 /* | |
| 3076 * Compute the minimal width for frame "topfrp". | |
| 3077 * When "next_curwin" isn't NULL, use p_wiw for this window. | |
| 3078 * When "next_curwin" is NOWIN, don't use at least one column for the current | |
| 3079 * window. | |
| 3080 */ | |
| 3081 static int | |
| 3082 frame_minwidth(topfrp, next_curwin) | |
| 3083 frame_T *topfrp; | |
| 3084 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */ | |
| 3085 { | |
| 3086 frame_T *frp; | |
| 3087 int m, n; | |
| 3088 | |
| 3089 if (topfrp->fr_win != NULL) | |
| 3090 { | |
| 3091 if (topfrp->fr_win == next_curwin) | |
| 3092 m = p_wiw + topfrp->fr_win->w_vsep_width; | |
| 3093 else | |
| 3094 { | |
| 3095 /* window: minimal width of the window plus separator column */ | |
| 3096 m = p_wmw + topfrp->fr_win->w_vsep_width; | |
| 3097 /* Current window is minimal one column wide */ | |
| 3098 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
| 3099 ++m; | |
| 3100 } | |
| 3101 } | |
| 3102 else if (topfrp->fr_layout == FR_COL) | |
| 3103 { | |
| 3104 /* get the minimal width from each frame in this column */ | |
| 3105 m = 0; | |
| 3106 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3107 { | |
| 3108 n = frame_minwidth(frp, next_curwin); | |
| 3109 if (n > m) | |
| 3110 m = n; | |
| 3111 } | |
| 3112 } | |
| 3113 else | |
| 3114 { | |
| 3115 /* Add up the minimal widths for all frames in this row. */ | |
| 3116 m = 0; | |
| 3117 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3118 m += frame_minwidth(frp, next_curwin); | |
| 3119 } | |
| 3120 | |
| 3121 return m; | |
| 3122 } | |
| 3123 #endif | |
| 3124 | |
| 3125 | |
| 3126 /* | |
| 3127 * Try to close all windows except current one. | |
| 3128 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is | |
| 3129 * used and the buffer was modified. | |
| 3130 * | |
| 3131 * Used by ":bdel" and ":only". | |
| 3132 */ | |
| 3133 void | |
| 3134 close_others(message, forceit) | |
| 3135 int message; | |
| 3136 int forceit; /* always hide all other windows */ | |
| 3137 { | |
| 3138 win_T *wp; | |
| 3139 win_T *nextwp; | |
| 3140 int r; | |
| 3141 | |
| 1906 | 3142 if (one_window()) |
| 7 | 3143 { |
| 3144 if (message | |
| 3145 #ifdef FEAT_AUTOCMD | |
| 3146 && !autocmd_busy | |
| 3147 #endif | |
| 3148 ) | |
| 826 | 3149 MSG(_(m_onlyone)); |
| 7 | 3150 return; |
| 3151 } | |
| 3152 | |
| 3153 /* Be very careful here: autocommands may change the window layout. */ | |
| 3154 for (wp = firstwin; win_valid(wp); wp = nextwp) | |
| 3155 { | |
| 3156 nextwp = wp->w_next; | |
| 3157 if (wp != curwin) /* don't close current window */ | |
| 3158 { | |
| 3159 | |
| 3160 /* Check if it's allowed to abandon this window */ | |
| 3161 r = can_abandon(wp->w_buffer, forceit); | |
| 3162 #ifdef FEAT_AUTOCMD | |
| 3163 if (!win_valid(wp)) /* autocommands messed wp up */ | |
| 3164 { | |
| 3165 nextwp = firstwin; | |
| 3166 continue; | |
| 3167 } | |
| 3168 #endif | |
| 3169 if (!r) | |
| 3170 { | |
| 3171 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
| 3172 if (message && (p_confirm || cmdmod.confirm) && p_write) | |
| 3173 { | |
| 3174 dialog_changed(wp->w_buffer, FALSE); | |
| 3175 # ifdef FEAT_AUTOCMD | |
| 3176 if (!win_valid(wp)) /* autocommands messed wp up */ | |
| 3177 { | |
| 3178 nextwp = firstwin; | |
| 3179 continue; | |
| 3180 } | |
| 3181 # endif | |
| 3182 } | |
| 3183 if (bufIsChanged(wp->w_buffer)) | |
| 3184 #endif | |
| 3185 continue; | |
| 3186 } | |
| 3187 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer)); | |
| 3188 } | |
| 3189 } | |
| 3190 | |
| 667 | 3191 if (message && lastwin != firstwin) |
| 7 | 3192 EMSG(_("E445: Other window contains changes")); |
| 3193 } | |
| 3194 | |
| 3195 #endif /* FEAT_WINDOWS */ | |
| 3196 | |
| 3197 /* | |
| 675 | 3198 * Init the current window "curwin". |
| 3199 * Called when a new file is being edited. | |
| 7 | 3200 */ |
| 3201 void | |
| 675 | 3202 curwin_init() |
| 7 | 3203 { |
| 1918 | 3204 win_init_empty(curwin); |
| 3205 } | |
| 3206 | |
| 3207 void | |
| 3208 win_init_empty(wp) | |
| 3209 win_T *wp; | |
| 3210 { | |
| 3211 redraw_win_later(wp, NOT_VALID); | |
| 3212 wp->w_lines_valid = 0; | |
| 3213 wp->w_cursor.lnum = 1; | |
| 3214 wp->w_curswant = wp->w_cursor.col = 0; | |
| 7 | 3215 #ifdef FEAT_VIRTUALEDIT |
| 1918 | 3216 wp->w_cursor.coladd = 0; |
| 3217 #endif | |
| 3218 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */ | |
| 3219 wp->w_pcmark.col = 0; | |
| 3220 wp->w_prev_pcmark.lnum = 0; | |
| 3221 wp->w_prev_pcmark.col = 0; | |
| 3222 wp->w_topline = 1; | |
| 7 | 3223 #ifdef FEAT_DIFF |
| 1918 | 3224 wp->w_topfill = 0; |
| 3225 #endif | |
| 3226 wp->w_botline = 2; | |
| 7 | 3227 #ifdef FEAT_FKMAP |
| 1918 | 3228 if (wp->w_p_rl) |
| 3229 wp->w_farsi = W_CONV + W_R_L; | |
| 7 | 3230 else |
| 1918 | 3231 wp->w_farsi = W_CONV; |
| 7 | 3232 #endif |
| 3233 } | |
| 3234 | |
| 3235 /* | |
| 3236 * Allocate the first window and put an empty buffer in it. | |
| 3237 * Called from main(). | |
| 667 | 3238 * Return FAIL when something goes wrong (out of memory). |
| 7 | 3239 */ |
| 667 | 3240 int |
| 7 | 3241 win_alloc_first() |
| 3242 { | |
| 675 | 3243 if (win_alloc_firstwin(NULL) == FAIL) |
| 667 | 3244 return FAIL; |
| 3245 | |
| 3246 #ifdef FEAT_WINDOWS | |
| 672 | 3247 first_tabpage = alloc_tabpage(); |
| 667 | 3248 if (first_tabpage == NULL) |
| 3249 return FAIL; | |
| 3250 first_tabpage->tp_topframe = topframe; | |
| 672 | 3251 curtab = first_tabpage; |
| 667 | 3252 #endif |
| 1906 | 3253 |
| 667 | 3254 return OK; |
| 3255 } | |
| 3256 | |
| 1906 | 3257 #if defined(FEAT_AUTOCMD) || defined(PROTO) |
| 3258 /* | |
| 3259 * Init "aucmd_win". This can only be done after the first | |
| 3260 * window is fully initialized, thus it can't be in win_alloc_first(). | |
| 3261 */ | |
| 3262 void | |
| 3263 win_alloc_aucmd_win() | |
| 3264 { | |
| 3265 aucmd_win = win_alloc(NULL, TRUE); | |
| 3266 if (aucmd_win != NULL) | |
| 3267 { | |
| 3268 win_init_some(aucmd_win, curwin); | |
| 3269 # ifdef FEAT_SCROLLBIND | |
| 3270 aucmd_win->w_p_scb = FALSE; | |
| 3271 # endif | |
| 3272 new_frame(aucmd_win); | |
| 3273 } | |
| 3274 } | |
| 3275 #endif | |
| 3276 | |
| 667 | 3277 /* |
| 675 | 3278 * Allocate the first window or the first window in a new tab page. |
| 3279 * When "oldwin" is NULL create an empty buffer for it. | |
| 3280 * When "oldwin" is not NULL copy info from it to the new window (only with | |
| 3281 * FEAT_WINDOWS). | |
| 667 | 3282 * Return FAIL when something goes wrong (out of memory). |
| 3283 */ | |
| 3284 static int | |
| 675 | 3285 win_alloc_firstwin(oldwin) |
| 3286 win_T *oldwin; | |
| 667 | 3287 { |
| 1906 | 3288 curwin = win_alloc(NULL, FALSE); |
| 675 | 3289 if (oldwin == NULL) |
| 3290 { | |
| 3291 /* Very first window, need to create an empty buffer for it and | |
| 3292 * initialize from scratch. */ | |
| 3293 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED); | |
| 3294 if (curwin == NULL || curbuf == NULL) | |
| 3295 return FAIL; | |
| 3296 curwin->w_buffer = curbuf; | |
| 3297 curbuf->b_nwindows = 1; /* there is one window */ | |
| 7 | 3298 #ifdef FEAT_WINDOWS |
| 675 | 3299 curwin->w_alist = &global_alist; |
| 3300 #endif | |
| 3301 curwin_init(); /* init current window */ | |
| 3302 } | |
| 3303 #ifdef FEAT_WINDOWS | |
| 3304 else | |
| 3305 { | |
| 3306 /* First window in new tab page, initialize it from "oldwin". */ | |
| 1822 | 3307 win_init(curwin, oldwin, 0); |
| 675 | 3308 |
| 3309 # ifdef FEAT_SCROLLBIND | |
| 3310 /* We don't want scroll-binding in the first window. */ | |
| 3311 curwin->w_p_scb = FALSE; | |
| 3312 # endif | |
| 3313 } | |
| 3314 #endif | |
| 7 | 3315 |
| 1906 | 3316 new_frame(curwin); |
| 3317 if (curwin->w_frame == NULL) | |
| 667 | 3318 return FAIL; |
| 1906 | 3319 topframe = curwin->w_frame; |
| 7 | 3320 #ifdef FEAT_VERTSPLIT |
| 3321 topframe->fr_width = Columns; | |
| 3322 #endif | |
| 3323 topframe->fr_height = Rows - p_ch; | |
| 3324 topframe->fr_win = curwin; | |
| 667 | 3325 |
| 3326 return OK; | |
| 3327 } | |
| 3328 | |
| 3329 /* | |
| 1906 | 3330 * Create a frame for window "wp". |
| 3331 */ | |
| 3332 static void | |
| 3333 new_frame(win_T *wp) | |
| 3334 { | |
| 3335 frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
| 3336 | |
| 3337 wp->w_frame = frp; | |
| 3338 if (frp != NULL) | |
| 3339 { | |
| 3340 frp->fr_layout = FR_LEAF; | |
| 3341 frp->fr_win = wp; | |
| 3342 } | |
| 3343 } | |
| 3344 | |
| 3345 /* | |
| 667 | 3346 * Initialize the window and frame size to the maximum. |
| 3347 */ | |
| 3348 void | |
| 3349 win_init_size() | |
| 3350 { | |
| 3351 firstwin->w_height = ROWS_AVAIL; | |
| 3352 topframe->fr_height = ROWS_AVAIL; | |
| 3353 #ifdef FEAT_VERTSPLIT | |
| 3354 firstwin->w_width = Columns; | |
| 3355 topframe->fr_width = Columns; | |
| 3356 #endif | |
| 7 | 3357 } |
| 3358 | |
| 3359 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 672 | 3360 |
| 3361 /* | |
| 3362 * Allocate a new tabpage_T and init the values. | |
| 3363 * Returns NULL when out of memory. | |
| 3364 */ | |
| 3365 static tabpage_T * | |
| 3366 alloc_tabpage() | |
| 3367 { | |
| 3368 tabpage_T *tp; | |
| 3369 | |
| 3370 tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T)); | |
| 3371 if (tp != NULL) | |
| 3372 { | |
| 788 | 3373 # ifdef FEAT_GUI |
| 3374 int i; | |
| 3375 | |
| 3376 for (i = 0; i < 3; i++) | |
| 3377 tp->tp_prev_which_scrollbars[i] = -1; | |
| 3378 # endif | |
| 672 | 3379 # ifdef FEAT_DIFF |
| 3380 tp->tp_diff_invalid = TRUE; | |
| 3381 # endif | |
| 819 | 3382 #ifdef FEAT_EVAL |
| 3383 /* init t: variables */ | |
| 3384 init_var_dict(&tp->tp_vars, &tp->tp_winvar); | |
| 3385 #endif | |
| 824 | 3386 tp->tp_ch_used = p_ch; |
| 672 | 3387 } |
| 3388 return tp; | |
| 3389 } | |
| 3390 | |
| 852 | 3391 void |
| 672 | 3392 free_tabpage(tp) |
| 3393 tabpage_T *tp; | |
| 3394 { | |
| 1906 | 3395 int idx; |
| 3396 | |
| 672 | 3397 # ifdef FEAT_DIFF |
| 3398 diff_clear(tp); | |
| 3399 # endif | |
| 1906 | 3400 for (idx = 0; idx < SNAP_COUNT; ++idx) |
| 3401 clear_snapshot(tp, idx); | |
| 819 | 3402 #ifdef FEAT_EVAL |
| 3403 vars_clear(&tp->tp_vars.dv_hashtab); /* free all t: variables */ | |
| 3404 #endif | |
| 672 | 3405 vim_free(tp); |
| 3406 } | |
| 3407 | |
| 667 | 3408 /* |
| 675 | 3409 * Create a new Tab page with one window. |
| 3410 * It will edit the current buffer, like after ":split". | |
| 682 | 3411 * When "after" is 0 put it just after the current Tab page. |
| 3412 * Otherwise put it just before tab page "after". | |
| 667 | 3413 * Return FAIL or OK. |
| 3414 */ | |
| 3415 int | |
| 682 | 3416 win_new_tabpage(after) |
| 3417 int after; | |
| 667 | 3418 { |
| 672 | 3419 tabpage_T *tp = curtab; |
| 667 | 3420 tabpage_T *newtp; |
| 682 | 3421 int n; |
| 667 | 3422 |
| 672 | 3423 newtp = alloc_tabpage(); |
| 667 | 3424 if (newtp == NULL) |
| 3425 return FAIL; | |
| 3426 | |
| 3427 /* Remember the current windows in this Tab page. */ | |
| 675 | 3428 if (leave_tabpage(curbuf) == FAIL) |
| 674 | 3429 { |
| 3430 vim_free(newtp); | |
| 3431 return FAIL; | |
| 3432 } | |
| 672 | 3433 curtab = newtp; |
| 667 | 3434 |
| 3435 /* Create a new empty window. */ | |
| 675 | 3436 if (win_alloc_firstwin(tp->tp_curwin) == OK) |
| 667 | 3437 { |
| 3438 /* Make the new Tab page the new topframe. */ | |
| 682 | 3439 if (after == 1) |
| 3440 { | |
| 3441 /* New tab page becomes the first one. */ | |
| 3442 newtp->tp_next = first_tabpage; | |
| 3443 first_tabpage = newtp; | |
| 3444 } | |
| 3445 else | |
| 3446 { | |
| 3447 if (after > 0) | |
| 3448 { | |
| 3449 /* Put new tab page before tab page "after". */ | |
| 3450 n = 2; | |
| 3451 for (tp = first_tabpage; tp->tp_next != NULL | |
| 3452 && n < after; tp = tp->tp_next) | |
| 3453 ++n; | |
| 3454 } | |
| 3455 newtp->tp_next = tp->tp_next; | |
| 3456 tp->tp_next = newtp; | |
| 3457 } | |
| 667 | 3458 win_init_size(); |
| 685 | 3459 firstwin->w_winrow = tabline_height(); |
| 819 | 3460 win_comp_scroll(curwin); |
| 667 | 3461 |
| 3462 newtp->tp_topframe = topframe; | |
| 671 | 3463 last_status(FALSE); |
| 815 | 3464 |
| 3465 #if defined(FEAT_GUI) | |
| 3466 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
| 3467 * scrollbars. Have to update them anyway. */ | |
| 1906 | 3468 gui_may_update_scrollbars(); |
| 815 | 3469 #endif |
| 3470 | |
| 667 | 3471 redraw_all_later(CLEAR); |
| 675 | 3472 #ifdef FEAT_AUTOCMD |
| 3473 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
| 3474 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
| 3475 #endif | |
| 667 | 3476 return OK; |
| 3477 } | |
| 3478 | |
| 3479 /* Failed, get back the previous Tab page */ | |
| 674 | 3480 enter_tabpage(curtab, curbuf); |
| 667 | 3481 return FAIL; |
| 3482 } | |
| 3483 | |
| 3484 /* | |
| 682 | 3485 * Open a new tab page if ":tab cmd" was used. It will edit the same buffer, |
| 3486 * like with ":split". | |
| 3487 * Returns OK if a new tab page was created, FAIL otherwise. | |
| 3488 */ | |
| 3489 int | |
| 3490 may_open_tabpage() | |
| 3491 { | |
| 1090 | 3492 int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab; |
| 3493 | |
| 3494 if (n != 0) | |
| 682 | 3495 { |
| 3496 cmdmod.tab = 0; /* reset it to avoid doing it twice */ | |
| 1090 | 3497 postponed_split_tab = 0; |
| 682 | 3498 return win_new_tabpage(n); |
| 3499 } | |
| 3500 return FAIL; | |
| 3501 } | |
| 3502 | |
| 3503 /* | |
| 672 | 3504 * Create up to "maxcount" tabpages with empty windows. |
| 3505 * Returns the number of resulting tab pages. | |
| 667 | 3506 */ |
| 672 | 3507 int |
| 3508 make_tabpages(maxcount) | |
| 3509 int maxcount; | |
| 667 | 3510 { |
| 672 | 3511 int count = maxcount; |
| 3512 int todo; | |
| 3513 | |
| 698 | 3514 /* Limit to 'tabpagemax' tabs. */ |
| 3515 if (count > p_tpm) | |
| 3516 count = p_tpm; | |
| 672 | 3517 |
| 3518 #ifdef FEAT_AUTOCMD | |
| 3519 /* | |
| 3520 * Don't execute autocommands while creating the tab pages. Must do that | |
| 3521 * when putting the buffers in the windows. | |
| 3522 */ | |
| 1410 | 3523 block_autocmds(); |
| 672 | 3524 #endif |
| 3525 | |
| 3526 for (todo = count - 1; todo > 0; --todo) | |
| 682 | 3527 if (win_new_tabpage(0) == FAIL) |
| 667 | 3528 break; |
| 672 | 3529 |
| 3530 #ifdef FEAT_AUTOCMD | |
| 1410 | 3531 unblock_autocmds(); |
| 672 | 3532 #endif |
| 3533 | |
| 3534 /* return actual number of tab pages */ | |
| 3535 return (count - todo); | |
| 667 | 3536 } |
| 3537 | |
| 3538 /* | |
| 671 | 3539 * Return TRUE when "tpc" points to a valid tab page. |
| 3540 */ | |
| 3541 int | |
| 3542 valid_tabpage(tpc) | |
| 3543 tabpage_T *tpc; | |
| 3544 { | |
| 3545 tabpage_T *tp; | |
| 3546 | |
| 3547 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 3548 if (tp == tpc) | |
| 3549 return TRUE; | |
| 3550 return FALSE; | |
| 3551 } | |
| 3552 | |
| 3553 /* | |
| 3554 * Find tab page "n" (first one is 1). Returns NULL when not found. | |
| 3555 */ | |
| 3556 tabpage_T * | |
| 3557 find_tabpage(n) | |
| 3558 int n; | |
| 3559 { | |
| 3560 tabpage_T *tp; | |
| 3561 int i = 1; | |
| 3562 | |
| 3563 for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next) | |
| 3564 ++i; | |
| 3565 return tp; | |
| 3566 } | |
| 3567 | |
| 3568 /* | |
| 685 | 3569 * Get index of tab page "tp". First one has index 1. |
| 686 | 3570 * When not found returns number of tab pages plus one. |
| 685 | 3571 */ |
| 3572 int | |
| 3573 tabpage_index(ftp) | |
| 3574 tabpage_T *ftp; | |
| 3575 { | |
| 3576 int i = 1; | |
| 3577 tabpage_T *tp; | |
| 3578 | |
| 3579 for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next) | |
| 3580 ++i; | |
| 3581 return i; | |
| 3582 } | |
| 3583 | |
| 3584 /* | |
| 674 | 3585 * Prepare for leaving the current tab page. |
| 3586 * When autocomands change "curtab" we don't leave the tab page and return | |
| 3587 * FAIL. | |
| 3588 * Careful: When OK is returned need to get a new tab page very very soon! | |
| 667 | 3589 */ |
| 674 | 3590 static int |
| 3591 leave_tabpage(new_curbuf) | |
| 1887 | 3592 buf_T *new_curbuf UNUSED; /* what is going to be the new curbuf, |
| 674 | 3593 NULL if unknown */ |
| 667 | 3594 { |
| 674 | 3595 tabpage_T *tp = curtab; |
| 3596 | |
| 819 | 3597 #ifdef FEAT_VISUAL |
| 3598 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 3599 #endif | |
| 674 | 3600 #ifdef FEAT_AUTOCMD |
| 3601 if (new_curbuf != curbuf) | |
| 3602 { | |
| 3603 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 3604 if (curtab != tp) | |
| 3605 return FAIL; | |
| 3606 } | |
| 3607 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
| 3608 if (curtab != tp) | |
| 3609 return FAIL; | |
| 675 | 3610 apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf); |
| 674 | 3611 if (curtab != tp) |
| 3612 return FAIL; | |
| 3613 #endif | |
| 668 | 3614 #if defined(FEAT_GUI) |
| 3615 /* Remove the scrollbars. They may be added back later. */ | |
| 3616 if (gui.in_use) | |
| 3617 gui_remove_scrollbars(); | |
| 3618 #endif | |
| 667 | 3619 tp->tp_curwin = curwin; |
| 671 | 3620 tp->tp_prevwin = prevwin; |
| 667 | 3621 tp->tp_firstwin = firstwin; |
| 3622 tp->tp_lastwin = lastwin; | |
| 668 | 3623 tp->tp_old_Rows = Rows; |
| 3624 tp->tp_old_Columns = Columns; | |
| 667 | 3625 firstwin = NULL; |
| 3626 lastwin = NULL; | |
| 674 | 3627 return OK; |
| 667 | 3628 } |
| 3629 | |
| 3630 /* | |
| 3631 * Start using tab page "tp". | |
| 675 | 3632 * Only to be used after leave_tabpage() or freeing the current tab page. |
| 667 | 3633 */ |
| 3634 static void | |
| 3635 enter_tabpage(tp, old_curbuf) | |
| 3636 tabpage_T *tp; | |
| 1887 | 3637 buf_T *old_curbuf UNUSED; |
| 667 | 3638 { |
| 668 | 3639 int old_off = tp->tp_firstwin->w_winrow; |
| 870 | 3640 win_T *next_prevwin = tp->tp_prevwin; |
| 668 | 3641 |
| 672 | 3642 curtab = tp; |
| 667 | 3643 firstwin = tp->tp_firstwin; |
| 3644 lastwin = tp->tp_lastwin; | |
| 3645 topframe = tp->tp_topframe; | |
| 870 | 3646 |
| 3647 /* We would like doing the TabEnter event first, but we don't have a | |
| 3648 * valid current window yet, which may break some commands. | |
| 3649 * This triggers autocommands, thus may make "tp" invalid. */ | |
| 3650 win_enter_ext(tp->tp_curwin, FALSE, TRUE); | |
| 3651 prevwin = next_prevwin; | |
| 3652 | |
| 675 | 3653 #ifdef FEAT_AUTOCMD |
| 3654 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
| 870 | 3655 |
| 667 | 3656 if (old_curbuf != curbuf) |
| 3657 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
| 3658 #endif | |
| 3659 | |
| 668 | 3660 last_status(FALSE); /* status line may appear or disappear */ |
| 3661 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
| 672 | 3662 must_redraw = CLEAR; /* need to redraw everything */ |
| 3663 #ifdef FEAT_DIFF | |
| 3664 diff_need_scrollbind = TRUE; | |
| 3665 #endif | |
| 668 | 3666 |
| 3667 /* The tabpage line may have appeared or disappeared, may need to resize | |
| 3668 * the frames for that. When the Vim window was resized need to update | |
| 824 | 3669 * frame sizes too. Use the stored value of p_ch, so that it can be |
| 3670 * different for each tab page. */ | |
| 3671 p_ch = curtab->tp_ch_used; | |
| 685 | 3672 if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow |
| 3673 #ifdef FEAT_GUI_TABLINE | |
| 3674 && !gui_use_tabline() | |
| 3675 #endif | |
| 3676 )) | |
| 668 | 3677 shell_new_rows(); |
| 3678 #ifdef FEAT_VERTSPLIT | |
| 674 | 3679 if (curtab->tp_old_Columns != Columns && starting == 0) |
| 668 | 3680 shell_new_columns(); /* update window widths */ |
| 3681 #endif | |
| 3682 | |
| 3683 #if defined(FEAT_GUI) | |
| 3684 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
| 3685 * scrollbars. Have to update them anyway. */ | |
| 1906 | 3686 gui_may_update_scrollbars(); |
| 667 | 3687 #endif |
| 3688 | |
| 3689 redraw_all_later(CLEAR); | |
| 3690 } | |
| 3691 | |
| 3692 /* | |
| 3693 * Go to tab page "n". For ":tab N" and "Ngt". | |
| 685 | 3694 * When "n" is 9999 go to the last tab page. |
| 667 | 3695 */ |
| 3696 void | |
| 3697 goto_tabpage(n) | |
| 3698 int n; | |
| 3699 { | |
| 3700 tabpage_T *tp; | |
| 682 | 3701 tabpage_T *ttp; |
| 667 | 3702 int i; |
| 3703 | |
| 857 | 3704 if (text_locked()) |
| 3705 { | |
| 3706 /* Not allowed when editing the command line. */ | |
| 3707 #ifdef FEAT_CMDWIN | |
| 3708 if (cmdwin_type != 0) | |
| 3709 EMSG(_(e_cmdwin)); | |
| 3710 else | |
| 3711 #endif | |
| 3712 EMSG(_(e_secure)); | |
| 3713 return; | |
| 3714 } | |
| 3715 | |
| 675 | 3716 /* If there is only one it can't work. */ |
| 3717 if (first_tabpage->tp_next == NULL) | |
| 3718 { | |
| 3719 if (n > 1) | |
| 3720 beep_flush(); | |
| 3721 return; | |
| 3722 } | |
| 3723 | |
| 667 | 3724 if (n == 0) |
| 3725 { | |
| 3726 /* No count, go to next tab page, wrap around end. */ | |
| 674 | 3727 if (curtab->tp_next == NULL) |
| 667 | 3728 tp = first_tabpage; |
| 3729 else | |
| 674 | 3730 tp = curtab->tp_next; |
| 667 | 3731 } |
| 682 | 3732 else if (n < 0) |
| 3733 { | |
| 3734 /* "gT": go to previous tab page, wrap around end. "N gT" repeats | |
| 3735 * this N times. */ | |
| 3736 ttp = curtab; | |
| 3737 for (i = n; i < 0; ++i) | |
| 3738 { | |
| 3739 for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL; | |
| 3740 tp = tp->tp_next) | |
| 3741 ; | |
| 3742 ttp = tp; | |
| 3743 } | |
| 3744 } | |
| 685 | 3745 else if (n == 9999) |
| 3746 { | |
| 3747 /* Go to last tab page. */ | |
| 3748 for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next) | |
| 3749 ; | |
| 3750 } | |
| 667 | 3751 else |
| 3752 { | |
| 3753 /* Go to tab page "n". */ | |
| 685 | 3754 tp = find_tabpage(n); |
| 671 | 3755 if (tp == NULL) |
| 3756 { | |
| 3757 beep_flush(); | |
| 3758 return; | |
| 3759 } | |
| 667 | 3760 } |
| 3761 | |
| 685 | 3762 goto_tabpage_tp(tp); |
| 3763 | |
| 3764 #ifdef FEAT_GUI_TABLINE | |
| 3765 if (gui_use_tabline()) | |
| 690 | 3766 gui_mch_set_curtab(tabpage_index(curtab)); |
| 685 | 3767 #endif |
| 3768 } | |
| 3769 | |
| 3770 /* | |
| 3771 * Go to tabpage "tp". | |
| 3772 * Note: doesn't update the GUI tab. | |
| 3773 */ | |
| 3774 void | |
| 3775 goto_tabpage_tp(tp) | |
| 3776 tabpage_T *tp; | |
| 3777 { | |
| 682 | 3778 if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer) == OK) |
| 674 | 3779 { |
| 3780 if (valid_tabpage(tp)) | |
| 3781 enter_tabpage(tp, curbuf); | |
| 3782 else | |
| 3783 enter_tabpage(curtab, curbuf); | |
| 3784 } | |
| 667 | 3785 } |
| 7 | 3786 |
| 3787 /* | |
| 825 | 3788 * Enter window "wp" in tab page "tp". |
| 3789 * Also updates the GUI tab. | |
| 3790 */ | |
| 3791 void | |
| 3792 goto_tabpage_win(tp, wp) | |
| 3793 tabpage_T *tp; | |
| 3794 win_T *wp; | |
| 3795 { | |
| 3796 goto_tabpage_tp(tp); | |
| 3797 if (curtab == tp && win_valid(wp)) | |
| 3798 { | |
| 3799 win_enter(wp, TRUE); | |
| 3800 # ifdef FEAT_GUI_TABLINE | |
| 3801 if (gui_use_tabline()) | |
| 3802 gui_mch_set_curtab(tabpage_index(curtab)); | |
| 3803 # endif | |
| 3804 } | |
| 3805 } | |
| 3806 | |
| 3807 /* | |
| 682 | 3808 * Move the current tab page to before tab page "nr". |
| 3809 */ | |
| 3810 void | |
| 3811 tabpage_move(nr) | |
| 3812 int nr; | |
| 3813 { | |
| 3814 int n = nr; | |
| 3815 tabpage_T *tp; | |
| 3816 | |
| 3817 if (first_tabpage->tp_next == NULL) | |
| 3818 return; | |
| 3819 | |
| 3820 /* Remove the current tab page from the list of tab pages. */ | |
| 3821 if (curtab == first_tabpage) | |
| 3822 first_tabpage = curtab->tp_next; | |
| 3823 else | |
| 3824 { | |
| 3825 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 3826 if (tp->tp_next == curtab) | |
| 3827 break; | |
| 3828 if (tp == NULL) /* "cannot happen" */ | |
| 3829 return; | |
| 3830 tp->tp_next = curtab->tp_next; | |
| 3831 } | |
| 3832 | |
| 3833 /* Re-insert it at the specified position. */ | |
| 3834 if (n == 0) | |
| 3835 { | |
| 3836 curtab->tp_next = first_tabpage; | |
| 3837 first_tabpage = curtab; | |
| 3838 } | |
| 3839 else | |
| 3840 { | |
| 3841 for (tp = first_tabpage; tp->tp_next != NULL && n > 1; tp = tp->tp_next) | |
| 3842 --n; | |
| 3843 curtab->tp_next = tp->tp_next; | |
| 3844 tp->tp_next = curtab; | |
| 3845 } | |
| 3846 | |
| 3847 /* Need to redraw the tabline. Tab page contents doesn't change. */ | |
| 3848 redraw_tabline = TRUE; | |
| 3849 } | |
| 3850 | |
| 3851 | |
| 3852 /* | |
| 7 | 3853 * Go to another window. |
| 3854 * When jumping to another buffer, stop Visual mode. Do this before | |
| 3855 * changing windows so we can yank the selection into the '*' register. | |
| 3856 * When jumping to another window on the same buffer, adjust its cursor | |
| 3857 * position to keep the same Visual area. | |
| 3858 */ | |
| 3859 void | |
| 3860 win_goto(wp) | |
| 3861 win_T *wp; | |
| 3862 { | |
| 633 | 3863 if (text_locked()) |
| 7 | 3864 { |
| 3865 beep_flush(); | |
| 633 | 3866 text_locked_msg(); |
| 7 | 3867 return; |
| 3868 } | |
| 819 | 3869 #ifdef FEAT_AUTOCMD |
| 3870 if (curbuf_locked()) | |
| 3871 return; | |
| 3872 #endif | |
| 631 | 3873 |
| 7 | 3874 #ifdef FEAT_VISUAL |
| 3875 if (wp->w_buffer != curbuf) | |
| 3876 reset_VIsual_and_resel(); | |
| 3877 else if (VIsual_active) | |
| 3878 wp->w_cursor = curwin->w_cursor; | |
| 3879 #endif | |
| 3880 | |
| 3881 #ifdef FEAT_GUI | |
| 3882 need_mouse_correct = TRUE; | |
| 3883 #endif | |
| 3884 win_enter(wp, TRUE); | |
| 3885 } | |
| 3886 | |
| 3887 #if defined(FEAT_PERL) || defined(PROTO) | |
| 3888 /* | |
| 3889 * Find window number "winnr" (counting top to bottom). | |
| 3890 */ | |
| 3891 win_T * | |
| 3892 win_find_nr(winnr) | |
| 3893 int winnr; | |
| 3894 { | |
| 3895 win_T *wp; | |
| 3896 | |
| 3897 # ifdef FEAT_WINDOWS | |
| 3898 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 3899 if (--winnr == 0) | |
| 3900 break; | |
| 3901 return wp; | |
| 3902 # else | |
| 3903 return curwin; | |
| 3904 # endif | |
| 3905 } | |
| 3906 #endif | |
| 3907 | |
| 3908 #ifdef FEAT_VERTSPLIT | |
| 3909 /* | |
| 3910 * Move to window above or below "count" times. | |
| 3911 */ | |
| 3912 static void | |
| 3913 win_goto_ver(up, count) | |
| 3914 int up; /* TRUE to go to win above */ | |
| 3915 long count; | |
| 3916 { | |
| 3917 frame_T *fr; | |
| 3918 frame_T *nfr; | |
| 3919 frame_T *foundfr; | |
| 3920 | |
| 3921 foundfr = curwin->w_frame; | |
| 3922 while (count--) | |
| 3923 { | |
| 3924 /* | |
| 3925 * First go upwards in the tree of frames until we find a upwards or | |
| 3926 * downwards neighbor. | |
| 3927 */ | |
| 3928 fr = foundfr; | |
| 3929 for (;;) | |
| 3930 { | |
| 3931 if (fr == topframe) | |
| 3932 goto end; | |
| 3933 if (up) | |
| 3934 nfr = fr->fr_prev; | |
| 3935 else | |
| 3936 nfr = fr->fr_next; | |
| 3937 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL) | |
| 3938 break; | |
| 3939 fr = fr->fr_parent; | |
| 3940 } | |
| 3941 | |
| 3942 /* | |
| 3943 * Now go downwards to find the bottom or top frame in it. | |
| 3944 */ | |
| 3945 for (;;) | |
| 3946 { | |
| 3947 if (nfr->fr_layout == FR_LEAF) | |
| 3948 { | |
| 3949 foundfr = nfr; | |
| 3950 break; | |
| 3951 } | |
| 3952 fr = nfr->fr_child; | |
| 3953 if (nfr->fr_layout == FR_ROW) | |
| 3954 { | |
| 3955 /* Find the frame at the cursor row. */ | |
| 3956 while (fr->fr_next != NULL | |
| 3957 && frame2win(fr)->w_wincol + fr->fr_width | |
| 3958 <= curwin->w_wincol + curwin->w_wcol) | |
| 3959 fr = fr->fr_next; | |
| 3960 } | |
| 3961 if (nfr->fr_layout == FR_COL && up) | |
| 3962 while (fr->fr_next != NULL) | |
| 3963 fr = fr->fr_next; | |
| 3964 nfr = fr; | |
| 3965 } | |
| 3966 } | |
| 3967 end: | |
| 3968 if (foundfr != NULL) | |
| 3969 win_goto(foundfr->fr_win); | |
| 3970 } | |
| 3971 | |
| 3972 /* | |
| 3973 * Move to left or right window. | |
| 3974 */ | |
| 3975 static void | |
| 3976 win_goto_hor(left, count) | |
| 3977 int left; /* TRUE to go to left win */ | |
| 3978 long count; | |
| 3979 { | |
| 3980 frame_T *fr; | |
| 3981 frame_T *nfr; | |
| 3982 frame_T *foundfr; | |
| 3983 | |
| 3984 foundfr = curwin->w_frame; | |
| 3985 while (count--) | |
| 3986 { | |
| 3987 /* | |
| 3988 * First go upwards in the tree of frames until we find a left or | |
| 3989 * right neighbor. | |
| 3990 */ | |
| 3991 fr = foundfr; | |
| 3992 for (;;) | |
| 3993 { | |
| 3994 if (fr == topframe) | |
| 3995 goto end; | |
| 3996 if (left) | |
| 3997 nfr = fr->fr_prev; | |
| 3998 else | |
| 3999 nfr = fr->fr_next; | |
| 4000 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL) | |
| 4001 break; | |
| 4002 fr = fr->fr_parent; | |
| 4003 } | |
| 4004 | |
| 4005 /* | |
| 4006 * Now go downwards to find the leftmost or rightmost frame in it. | |
| 4007 */ | |
| 4008 for (;;) | |
| 4009 { | |
| 4010 if (nfr->fr_layout == FR_LEAF) | |
| 4011 { | |
| 4012 foundfr = nfr; | |
| 4013 break; | |
| 4014 } | |
| 4015 fr = nfr->fr_child; | |
| 4016 if (nfr->fr_layout == FR_COL) | |
| 4017 { | |
| 4018 /* Find the frame at the cursor row. */ | |
| 4019 while (fr->fr_next != NULL | |
| 4020 && frame2win(fr)->w_winrow + fr->fr_height | |
| 4021 <= curwin->w_winrow + curwin->w_wrow) | |
| 4022 fr = fr->fr_next; | |
| 4023 } | |
| 4024 if (nfr->fr_layout == FR_ROW && left) | |
| 4025 while (fr->fr_next != NULL) | |
| 4026 fr = fr->fr_next; | |
| 4027 nfr = fr; | |
| 4028 } | |
| 4029 } | |
| 4030 end: | |
| 4031 if (foundfr != NULL) | |
| 4032 win_goto(foundfr->fr_win); | |
| 4033 } | |
| 4034 #endif | |
| 4035 | |
| 4036 /* | |
| 4037 * Make window "wp" the current window. | |
| 4038 */ | |
| 4039 void | |
| 4040 win_enter(wp, undo_sync) | |
| 4041 win_T *wp; | |
| 4042 int undo_sync; | |
| 4043 { | |
| 4044 win_enter_ext(wp, undo_sync, FALSE); | |
| 4045 } | |
| 4046 | |
| 4047 /* | |
| 4048 * Make window wp the current window. | |
| 4049 * Can be called with "curwin_invalid" TRUE, which means that curwin has just | |
| 4050 * been closed and isn't valid. | |
| 4051 */ | |
| 4052 static void | |
| 4053 win_enter_ext(wp, undo_sync, curwin_invalid) | |
| 4054 win_T *wp; | |
| 4055 int undo_sync; | |
| 4056 int curwin_invalid; | |
| 4057 { | |
| 4058 #ifdef FEAT_AUTOCMD | |
| 4059 int other_buffer = FALSE; | |
| 4060 #endif | |
| 4061 | |
| 4062 if (wp == curwin && !curwin_invalid) /* nothing to do */ | |
| 4063 return; | |
| 4064 | |
| 4065 #ifdef FEAT_AUTOCMD | |
| 4066 if (!curwin_invalid) | |
| 4067 { | |
| 4068 /* | |
| 4069 * Be careful: If autocommands delete the window, return now. | |
| 4070 */ | |
| 4071 if (wp->w_buffer != curbuf) | |
| 4072 { | |
| 4073 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 4074 other_buffer = TRUE; | |
| 4075 if (!win_valid(wp)) | |
| 4076 return; | |
| 4077 } | |
| 4078 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
| 4079 if (!win_valid(wp)) | |
| 4080 return; | |
| 4081 # ifdef FEAT_EVAL | |
| 4082 /* autocmds may abort script processing */ | |
| 4083 if (aborting()) | |
| 4084 return; | |
| 4085 # endif | |
| 4086 } | |
| 4087 #endif | |
| 4088 | |
| 4089 /* sync undo before leaving the current buffer */ | |
| 4090 if (undo_sync && curbuf != wp->w_buffer) | |
| 825 | 4091 u_sync(FALSE); |
| 7 | 4092 /* may have to copy the buffer options when 'cpo' contains 'S' */ |
| 4093 if (wp->w_buffer != curbuf) | |
| 4094 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP); | |
| 4095 if (!curwin_invalid) | |
| 4096 { | |
| 4097 prevwin = curwin; /* remember for CTRL-W p */ | |
| 4098 curwin->w_redr_status = TRUE; | |
| 4099 } | |
| 4100 curwin = wp; | |
| 4101 curbuf = wp->w_buffer; | |
| 4102 check_cursor(); | |
| 4103 #ifdef FEAT_VIRTUALEDIT | |
| 4104 if (!virtual_active()) | |
| 4105 curwin->w_cursor.coladd = 0; | |
| 4106 #endif | |
| 4107 changed_line_abv_curs(); /* assume cursor position needs updating */ | |
| 4108 | |
| 4109 if (curwin->w_localdir != NULL) | |
| 4110 { | |
| 4111 /* Window has a local directory: Save current directory as global | |
| 4112 * directory (unless that was done already) and change to the local | |
| 4113 * directory. */ | |
| 4114 if (globaldir == NULL) | |
| 4115 { | |
| 4116 char_u cwd[MAXPATHL]; | |
| 4117 | |
| 4118 if (mch_dirname(cwd, MAXPATHL) == OK) | |
| 4119 globaldir = vim_strsave(cwd); | |
| 4120 } | |
| 1757 | 4121 if (mch_chdir((char *)curwin->w_localdir) == 0) |
| 4122 shorten_fnames(TRUE); | |
| 7 | 4123 } |
| 4124 else if (globaldir != NULL) | |
| 4125 { | |
| 4126 /* Window doesn't have a local directory and we are not in the global | |
| 4127 * directory: Change to the global directory. */ | |
| 1757 | 4128 ignored = mch_chdir((char *)globaldir); |
| 7 | 4129 vim_free(globaldir); |
| 4130 globaldir = NULL; | |
| 4131 shorten_fnames(TRUE); | |
| 4132 } | |
| 4133 | |
| 4134 #ifdef FEAT_AUTOCMD | |
| 4135 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
| 4136 if (other_buffer) | |
| 4137 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
| 4138 #endif | |
| 4139 | |
| 4140 #ifdef FEAT_TITLE | |
| 4141 maketitle(); | |
| 4142 #endif | |
| 4143 curwin->w_redr_status = TRUE; | |
| 672 | 4144 redraw_tabline = TRUE; |
| 7 | 4145 if (restart_edit) |
| 4146 redraw_later(VALID); /* causes status line redraw */ | |
| 4147 | |
| 4148 /* set window height to desired minimal value */ | |
| 4149 if (curwin->w_height < p_wh && !curwin->w_p_wfh) | |
| 4150 win_setheight((int)p_wh); | |
| 4151 else if (curwin->w_height == 0) | |
| 4152 win_setheight(1); | |
| 4153 | |
| 4154 #ifdef FEAT_VERTSPLIT | |
| 4155 /* set window width to desired minimal value */ | |
| 779 | 4156 if (curwin->w_width < p_wiw && !curwin->w_p_wfw) |
| 7 | 4157 win_setwidth((int)p_wiw); |
| 4158 #endif | |
| 4159 | |
| 4160 #ifdef FEAT_MOUSE | |
| 4161 setmouse(); /* in case jumped to/from help buffer */ | |
| 4162 #endif | |
| 4163 | |
| 961 | 4164 /* Change directories when the 'acd' option is set. */ |
| 4165 DO_AUTOCHDIR | |
| 7 | 4166 } |
| 4167 | |
| 4168 #endif /* FEAT_WINDOWS */ | |
| 4169 | |
| 4170 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO) | |
| 4171 /* | |
| 825 | 4172 * Jump to the first open window that contains buffer "buf", if one exists. |
| 4173 * Returns a pointer to the window found, otherwise NULL. | |
| 7 | 4174 */ |
| 4175 win_T * | |
| 4176 buf_jump_open_win(buf) | |
| 4177 buf_T *buf; | |
| 4178 { | |
| 4179 # ifdef FEAT_WINDOWS | |
| 4180 win_T *wp; | |
| 4181 | |
| 825 | 4182 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| 7 | 4183 if (wp->w_buffer == buf) |
| 4184 break; | |
| 4185 if (wp != NULL) | |
| 4186 win_enter(wp, FALSE); | |
| 4187 return wp; | |
| 4188 # else | |
| 4189 if (curwin->w_buffer == buf) | |
| 4190 return curwin; | |
| 4191 return NULL; | |
| 4192 # endif | |
| 4193 } | |
| 825 | 4194 |
| 4195 /* | |
| 4196 * Jump to the first open window in any tab page that contains buffer "buf", | |
| 4197 * if one exists. | |
| 4198 * Returns a pointer to the window found, otherwise NULL. | |
| 4199 */ | |
| 4200 win_T * | |
| 4201 buf_jump_open_tab(buf) | |
| 4202 buf_T *buf; | |
| 4203 { | |
| 4204 # ifdef FEAT_WINDOWS | |
| 4205 win_T *wp; | |
| 4206 tabpage_T *tp; | |
| 4207 | |
| 4208 /* First try the current tab page. */ | |
| 4209 wp = buf_jump_open_win(buf); | |
| 4210 if (wp != NULL) | |
| 4211 return wp; | |
| 4212 | |
| 4213 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 4214 if (tp != curtab) | |
| 4215 { | |
| 4216 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) | |
| 4217 if (wp->w_buffer == buf) | |
| 4218 break; | |
| 4219 if (wp != NULL) | |
| 4220 { | |
| 4221 goto_tabpage_win(tp, wp); | |
| 4222 if (curwin != wp) | |
| 4223 wp = NULL; /* something went wrong */ | |
| 4224 break; | |
| 4225 } | |
| 4226 } | |
| 4227 | |
| 4228 return wp; | |
| 4229 # else | |
| 4230 if (curwin->w_buffer == buf) | |
| 4231 return curwin; | |
| 4232 return NULL; | |
| 4233 # endif | |
| 4234 } | |
| 7 | 4235 #endif |
| 4236 | |
| 4237 /* | |
| 1906 | 4238 * Allocate a window structure and link it in the window list when "hidden" is |
| 4239 * FALSE. | |
| 7 | 4240 */ |
| 4241 static win_T * | |
| 1906 | 4242 win_alloc(after, hidden) |
| 1887 | 4243 win_T *after UNUSED; |
| 1906 | 4244 int hidden UNUSED; |
| 7 | 4245 { |
| 4246 win_T *newwin; | |
| 4247 | |
| 4248 /* | |
| 4249 * allocate window structure and linesizes arrays | |
| 4250 */ | |
| 4251 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T)); | |
| 4252 if (newwin != NULL && win_alloc_lines(newwin) == FAIL) | |
| 4253 { | |
| 4254 vim_free(newwin); | |
| 4255 newwin = NULL; | |
| 4256 } | |
| 4257 | |
| 4258 if (newwin != NULL) | |
| 4259 { | |
| 1114 | 4260 #ifdef FEAT_AUTOCMD |
| 4261 /* Don't execute autocommands while the window is not properly | |
| 4262 * initialized yet. gui_create_scrollbar() may trigger a FocusGained | |
| 4263 * event. */ | |
| 1410 | 4264 block_autocmds(); |
| 1114 | 4265 #endif |
| 7 | 4266 /* |
| 4267 * link the window in the window list | |
| 4268 */ | |
| 4269 #ifdef FEAT_WINDOWS | |
| 1906 | 4270 if (!hidden) |
| 4271 win_append(after, newwin); | |
| 7 | 4272 #endif |
| 4273 #ifdef FEAT_VERTSPLIT | |
| 4274 newwin->w_wincol = 0; | |
| 4275 newwin->w_width = Columns; | |
| 4276 #endif | |
| 4277 | |
| 4278 /* position the display and the cursor at the top of the file. */ | |
| 4279 newwin->w_topline = 1; | |
| 4280 #ifdef FEAT_DIFF | |
| 4281 newwin->w_topfill = 0; | |
| 4282 #endif | |
| 4283 newwin->w_botline = 2; | |
| 4284 newwin->w_cursor.lnum = 1; | |
| 4285 #ifdef FEAT_SCROLLBIND | |
| 4286 newwin->w_scbind_pos = 1; | |
| 4287 #endif | |
| 4288 | |
| 4289 /* We won't calculate w_fraction until resizing the window */ | |
| 4290 newwin->w_fraction = 0; | |
| 4291 newwin->w_prev_fraction_row = -1; | |
| 4292 | |
| 4293 #ifdef FEAT_GUI | |
| 4294 if (gui.in_use) | |
| 4295 { | |
| 4296 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT], | |
| 4297 SBAR_LEFT, newwin); | |
| 4298 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT], | |
| 4299 SBAR_RIGHT, newwin); | |
| 4300 } | |
| 4301 #endif | |
| 4302 #ifdef FEAT_EVAL | |
| 126 | 4303 /* init w: variables */ |
| 4304 init_var_dict(&newwin->w_vars, &newwin->w_winvar); | |
| 7 | 4305 #endif |
| 4306 #ifdef FEAT_FOLDING | |
| 4307 foldInitWin(newwin); | |
| 4308 #endif | |
| 1114 | 4309 #ifdef FEAT_AUTOCMD |
| 1410 | 4310 unblock_autocmds(); |
| 1114 | 4311 #endif |
| 1326 | 4312 #ifdef FEAT_SEARCH_EXTRA |
| 4313 newwin->w_match_head = NULL; | |
| 4314 newwin->w_next_match_id = 4; | |
| 4315 #endif | |
| 7 | 4316 } |
| 4317 return newwin; | |
| 4318 } | |
| 4319 | |
| 4320 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 4321 | |
| 4322 /* | |
| 4323 * remove window 'wp' from the window list and free the structure | |
| 4324 */ | |
| 4325 static void | |
| 671 | 4326 win_free(wp, tp) |
| 7 | 4327 win_T *wp; |
| 671 | 4328 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 4329 { |
| 4330 int i; | |
| 4331 | |
| 1918 | 4332 #ifdef FEAT_FOLDING |
| 4333 clearFolding(wp); | |
| 4334 #endif | |
| 4335 | |
| 4336 /* reduce the reference count to the argument list. */ | |
| 4337 alist_unlink(wp->w_alist); | |
| 4338 | |
| 1114 | 4339 #ifdef FEAT_AUTOCMD |
| 4340 /* Don't execute autocommands while the window is halfway being deleted. | |
| 4341 * gui_mch_destroy_scrollbar() may trigger a FocusGained event. */ | |
| 1410 | 4342 block_autocmds(); |
| 1114 | 4343 #endif |
| 4344 | |
| 14 | 4345 #ifdef FEAT_MZSCHEME |
| 4346 mzscheme_window_free(wp); | |
| 4347 #endif | |
| 4348 | |
| 7 | 4349 #ifdef FEAT_PERL |
| 4350 perl_win_free(wp); | |
| 4351 #endif | |
| 4352 | |
| 4353 #ifdef FEAT_PYTHON | |
| 4354 python_window_free(wp); | |
| 4355 #endif | |
| 4356 | |
| 4357 #ifdef FEAT_TCL | |
| 4358 tcl_window_free(wp); | |
| 4359 #endif | |
| 4360 | |
| 4361 #ifdef FEAT_RUBY | |
| 4362 ruby_window_free(wp); | |
| 4363 #endif | |
| 4364 | |
| 4365 clear_winopt(&wp->w_onebuf_opt); | |
| 4366 clear_winopt(&wp->w_allbuf_opt); | |
| 4367 | |
| 4368 #ifdef FEAT_EVAL | |
| 126 | 4369 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */ |
| 7 | 4370 #endif |
| 4371 | |
| 4372 if (prevwin == wp) | |
| 4373 prevwin = NULL; | |
| 4374 win_free_lsize(wp); | |
| 4375 | |
| 4376 for (i = 0; i < wp->w_tagstacklen; ++i) | |
| 4377 vim_free(wp->w_tagstack[i].tagname); | |
| 4378 | |
| 4379 vim_free(wp->w_localdir); | |
| 1326 | 4380 |
| 7 | 4381 #ifdef FEAT_SEARCH_EXTRA |
| 1326 | 4382 clear_matches(wp); |
| 4383 #endif | |
| 4384 | |
| 7 | 4385 #ifdef FEAT_JUMPLIST |
| 4386 free_jumplist(wp); | |
| 4387 #endif | |
| 4388 | |
| 643 | 4389 #ifdef FEAT_QUICKFIX |
| 4390 qf_free_all(wp); | |
| 4391 #endif | |
| 4392 | |
| 7 | 4393 #ifdef FEAT_GUI |
| 4394 if (gui.in_use) | |
| 4395 { | |
| 4396 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]); | |
| 4397 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]); | |
| 4398 } | |
| 4399 #endif /* FEAT_GUI */ | |
| 4400 | |
| 1918 | 4401 #ifdef FEAT_AUTOCMD |
| 4402 if (wp != aucmd_win) | |
| 4403 #endif | |
| 4404 win_remove(wp, tp); | |
| 7 | 4405 vim_free(wp); |
| 1114 | 4406 |
| 4407 #ifdef FEAT_AUTOCMD | |
| 1410 | 4408 unblock_autocmds(); |
| 1114 | 4409 #endif |
| 7 | 4410 } |
| 4411 | |
| 4412 /* | |
| 4413 * Append window "wp" in the window list after window "after". | |
| 4414 */ | |
| 1906 | 4415 void |
| 7 | 4416 win_append(after, wp) |
| 4417 win_T *after, *wp; | |
| 4418 { | |
| 4419 win_T *before; | |
| 4420 | |
| 4421 if (after == NULL) /* after NULL is in front of the first */ | |
| 4422 before = firstwin; | |
| 4423 else | |
| 4424 before = after->w_next; | |
| 4425 | |
| 4426 wp->w_next = before; | |
| 4427 wp->w_prev = after; | |
| 4428 if (after == NULL) | |
| 4429 firstwin = wp; | |
| 4430 else | |
| 4431 after->w_next = wp; | |
| 4432 if (before == NULL) | |
| 4433 lastwin = wp; | |
| 4434 else | |
| 4435 before->w_prev = wp; | |
| 4436 } | |
| 4437 | |
| 4438 /* | |
| 4439 * Remove a window from the window list. | |
| 4440 */ | |
| 1906 | 4441 void |
| 671 | 4442 win_remove(wp, tp) |
| 7 | 4443 win_T *wp; |
| 671 | 4444 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 4445 { |
| 4446 if (wp->w_prev != NULL) | |
| 4447 wp->w_prev->w_next = wp->w_next; | |
| 671 | 4448 else if (tp == NULL) |
| 4449 firstwin = wp->w_next; | |
| 7 | 4450 else |
| 671 | 4451 tp->tp_firstwin = wp->w_next; |
| 7 | 4452 if (wp->w_next != NULL) |
| 4453 wp->w_next->w_prev = wp->w_prev; | |
| 671 | 4454 else if (tp == NULL) |
| 4455 lastwin = wp->w_prev; | |
| 7 | 4456 else |
| 671 | 4457 tp->tp_lastwin = wp->w_prev; |
| 7 | 4458 } |
| 4459 | |
| 4460 /* | |
| 4461 * Append frame "frp" in a frame list after frame "after". | |
| 4462 */ | |
| 4463 static void | |
| 4464 frame_append(after, frp) | |
| 4465 frame_T *after, *frp; | |
| 4466 { | |
| 4467 frp->fr_next = after->fr_next; | |
| 4468 after->fr_next = frp; | |
| 4469 if (frp->fr_next != NULL) | |
| 4470 frp->fr_next->fr_prev = frp; | |
| 4471 frp->fr_prev = after; | |
| 4472 } | |
| 4473 | |
| 4474 /* | |
| 4475 * Insert frame "frp" in a frame list before frame "before". | |
| 4476 */ | |
| 4477 static void | |
| 4478 frame_insert(before, frp) | |
| 4479 frame_T *before, *frp; | |
| 4480 { | |
| 4481 frp->fr_next = before; | |
| 4482 frp->fr_prev = before->fr_prev; | |
| 4483 before->fr_prev = frp; | |
| 4484 if (frp->fr_prev != NULL) | |
| 4485 frp->fr_prev->fr_next = frp; | |
| 4486 else | |
| 4487 frp->fr_parent->fr_child = frp; | |
| 4488 } | |
| 4489 | |
| 4490 /* | |
| 4491 * Remove a frame from a frame list. | |
| 4492 */ | |
| 4493 static void | |
| 4494 frame_remove(frp) | |
| 4495 frame_T *frp; | |
| 4496 { | |
| 4497 if (frp->fr_prev != NULL) | |
| 4498 frp->fr_prev->fr_next = frp->fr_next; | |
| 4499 else | |
| 4500 frp->fr_parent->fr_child = frp->fr_next; | |
| 4501 if (frp->fr_next != NULL) | |
| 4502 frp->fr_next->fr_prev = frp->fr_prev; | |
| 4503 } | |
| 4504 | |
| 4505 #endif /* FEAT_WINDOWS */ | |
| 4506 | |
| 4507 /* | |
| 4508 * Allocate w_lines[] for window "wp". | |
| 4509 * Return FAIL for failure, OK for success. | |
| 4510 */ | |
| 4511 int | |
| 4512 win_alloc_lines(wp) | |
| 4513 win_T *wp; | |
| 4514 { | |
| 4515 wp->w_lines_valid = 0; | |
| 1042 | 4516 wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T))); |
| 7 | 4517 if (wp->w_lines == NULL) |
| 4518 return FAIL; | |
| 4519 return OK; | |
| 4520 } | |
| 4521 | |
| 4522 /* | |
| 4523 * free lsize arrays for a window | |
| 4524 */ | |
| 4525 void | |
| 4526 win_free_lsize(wp) | |
| 4527 win_T *wp; | |
| 4528 { | |
| 4529 vim_free(wp->w_lines); | |
| 4530 wp->w_lines = NULL; | |
| 4531 } | |
| 4532 | |
| 4533 /* | |
| 4534 * Called from win_new_shellsize() after Rows changed. | |
| 671 | 4535 * This only does the current tab page, others must be done when made active. |
| 7 | 4536 */ |
| 4537 void | |
| 4538 shell_new_rows() | |
| 4539 { | |
| 667 | 4540 int h = (int)ROWS_AVAIL; |
| 7 | 4541 |
| 4542 if (firstwin == NULL) /* not initialized yet */ | |
| 4543 return; | |
| 4544 #ifdef FEAT_WINDOWS | |
| 4545 if (h < frame_minheight(topframe, NULL)) | |
| 4546 h = frame_minheight(topframe, NULL); | |
| 779 | 4547 |
| 4548 /* First try setting the heights of windows with 'winfixheight'. If | |
| 7 | 4549 * that doesn't result in the right height, forget about that option. */ |
| 4550 frame_new_height(topframe, h, FALSE, TRUE); | |
| 4551 if (topframe->fr_height != h) | |
| 4552 frame_new_height(topframe, h, FALSE, FALSE); | |
| 4553 | |
| 4554 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ | |
| 4555 #else | |
| 4556 if (h < 1) | |
| 4557 h = 1; | |
| 4558 win_new_height(firstwin, h); | |
| 4559 #endif | |
| 4560 compute_cmdrow(); | |
| 170 | 4561 #ifdef FEAT_WINDOWS |
| 824 | 4562 curtab->tp_ch_used = p_ch; |
| 170 | 4563 #endif |
| 4564 | |
| 7 | 4565 #if 0 |
| 4566 /* Disabled: don't want making the screen smaller make a window larger. */ | |
| 4567 if (p_ea) | |
| 4568 win_equal(curwin, FALSE, 'v'); | |
| 4569 #endif | |
| 4570 } | |
| 4571 | |
| 4572 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
| 4573 /* | |
| 4574 * Called from win_new_shellsize() after Columns changed. | |
| 4575 */ | |
| 4576 void | |
| 4577 shell_new_columns() | |
| 4578 { | |
| 4579 if (firstwin == NULL) /* not initialized yet */ | |
| 4580 return; | |
| 779 | 4581 |
| 4582 /* First try setting the widths of windows with 'winfixwidth'. If that | |
| 4583 * doesn't result in the right width, forget about that option. */ | |
| 4584 frame_new_width(topframe, (int)Columns, FALSE, TRUE); | |
| 4585 if (topframe->fr_width != Columns) | |
| 4586 frame_new_width(topframe, (int)Columns, FALSE, FALSE); | |
| 4587 | |
| 7 | 4588 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
| 4589 #if 0 | |
| 4590 /* Disabled: don't want making the screen smaller make a window larger. */ | |
| 4591 if (p_ea) | |
| 4592 win_equal(curwin, FALSE, 'h'); | |
| 4593 #endif | |
| 4594 } | |
| 4595 #endif | |
| 4596 | |
| 4597 #if defined(FEAT_CMDWIN) || defined(PROTO) | |
| 4598 /* | |
| 4599 * Save the size of all windows in "gap". | |
| 4600 */ | |
| 4601 void | |
| 4602 win_size_save(gap) | |
| 4603 garray_T *gap; | |
| 4604 | |
| 4605 { | |
| 4606 win_T *wp; | |
| 4607 | |
| 4608 ga_init2(gap, (int)sizeof(int), 1); | |
| 4609 if (ga_grow(gap, win_count() * 2) == OK) | |
| 4610 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 4611 { | |
| 4612 ((int *)gap->ga_data)[gap->ga_len++] = | |
| 4613 wp->w_width + wp->w_vsep_width; | |
| 4614 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height; | |
| 4615 } | |
| 4616 } | |
| 4617 | |
| 4618 /* | |
| 4619 * Restore window sizes, but only if the number of windows is still the same. | |
| 4620 * Does not free the growarray. | |
| 4621 */ | |
| 4622 void | |
| 4623 win_size_restore(gap) | |
| 4624 garray_T *gap; | |
| 4625 { | |
| 4626 win_T *wp; | |
| 4627 int i; | |
| 4628 | |
| 4629 if (win_count() * 2 == gap->ga_len) | |
| 4630 { | |
| 4631 i = 0; | |
| 4632 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 4633 { | |
| 4634 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]); | |
| 4635 win_setheight_win(((int *)gap->ga_data)[i++], wp); | |
| 4636 } | |
| 4637 /* recompute the window positions */ | |
| 4638 (void)win_comp_pos(); | |
| 4639 } | |
| 4640 } | |
| 4641 #endif /* FEAT_CMDWIN */ | |
| 4642 | |
| 4643 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 4644 /* | |
| 4645 * Update the position for all windows, using the width and height of the | |
| 4646 * frames. | |
| 4647 * Returns the row just after the last window. | |
| 4648 */ | |
| 668 | 4649 int |
| 7 | 4650 win_comp_pos() |
| 4651 { | |
| 685 | 4652 int row = tabline_height(); |
| 7 | 4653 int col = 0; |
| 4654 | |
| 4655 frame_comp_pos(topframe, &row, &col); | |
| 4656 return row; | |
| 4657 } | |
| 4658 | |
| 4659 /* | |
| 4660 * Update the position of the windows in frame "topfrp", using the width and | |
| 4661 * height of the frames. | |
| 4662 * "*row" and "*col" are the top-left position of the frame. They are updated | |
| 4663 * to the bottom-right position plus one. | |
| 4664 */ | |
| 4665 static void | |
| 4666 frame_comp_pos(topfrp, row, col) | |
| 4667 frame_T *topfrp; | |
| 4668 int *row; | |
| 4669 int *col; | |
| 4670 { | |
| 4671 win_T *wp; | |
| 4672 frame_T *frp; | |
| 4673 #ifdef FEAT_VERTSPLIT | |
| 4674 int startcol; | |
| 4675 int startrow; | |
| 4676 #endif | |
| 4677 | |
| 4678 wp = topfrp->fr_win; | |
| 4679 if (wp != NULL) | |
| 4680 { | |
| 4681 if (wp->w_winrow != *row | |
| 4682 #ifdef FEAT_VERTSPLIT | |
| 4683 || wp->w_wincol != *col | |
| 4684 #endif | |
| 4685 ) | |
| 4686 { | |
| 4687 /* position changed, redraw */ | |
| 4688 wp->w_winrow = *row; | |
| 4689 #ifdef FEAT_VERTSPLIT | |
| 4690 wp->w_wincol = *col; | |
| 4691 #endif | |
| 4692 redraw_win_later(wp, NOT_VALID); | |
| 4693 wp->w_redr_status = TRUE; | |
| 4694 } | |
| 4695 *row += wp->w_height + wp->w_status_height; | |
| 4696 #ifdef FEAT_VERTSPLIT | |
| 4697 *col += wp->w_width + wp->w_vsep_width; | |
| 4698 #endif | |
| 4699 } | |
| 4700 else | |
| 4701 { | |
| 4702 #ifdef FEAT_VERTSPLIT | |
| 4703 startrow = *row; | |
| 4704 startcol = *col; | |
| 4705 #endif | |
| 4706 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 4707 { | |
| 4708 #ifdef FEAT_VERTSPLIT | |
| 4709 if (topfrp->fr_layout == FR_ROW) | |
| 4710 *row = startrow; /* all frames are at the same row */ | |
| 4711 else | |
| 4712 *col = startcol; /* all frames are at the same col */ | |
| 4713 #endif | |
| 4714 frame_comp_pos(frp, row, col); | |
| 4715 } | |
| 4716 } | |
| 4717 } | |
| 4718 | |
| 4719 #endif /* FEAT_WINDOWS */ | |
| 4720 | |
| 4721 /* | |
| 4722 * Set current window height and take care of repositioning other windows to | |
| 4723 * fit around it. | |
| 4724 */ | |
| 4725 void | |
| 4726 win_setheight(height) | |
| 4727 int height; | |
| 4728 { | |
| 4729 win_setheight_win(height, curwin); | |
| 4730 } | |
| 4731 | |
| 4732 /* | |
| 4733 * Set the window height of window "win" and take care of repositioning other | |
| 4734 * windows to fit around it. | |
| 4735 */ | |
| 4736 void | |
| 4737 win_setheight_win(height, win) | |
| 4738 int height; | |
| 4739 win_T *win; | |
| 4740 { | |
| 4741 int row; | |
| 4742 | |
| 4743 if (win == curwin) | |
| 4744 { | |
| 4745 /* Always keep current window at least one line high, even when | |
| 4746 * 'winminheight' is zero. */ | |
| 4747 #ifdef FEAT_WINDOWS | |
| 4748 if (height < p_wmh) | |
| 4749 height = p_wmh; | |
| 4750 #endif | |
| 4751 if (height == 0) | |
| 4752 height = 1; | |
| 4753 } | |
| 4754 | |
| 4755 #ifdef FEAT_WINDOWS | |
| 4756 frame_setheight(win->w_frame, height + win->w_status_height); | |
| 4757 | |
| 4758 /* recompute the window positions */ | |
| 4759 row = win_comp_pos(); | |
| 4760 #else | |
| 4761 if (height > topframe->fr_height) | |
| 4762 height = topframe->fr_height; | |
| 4763 win->w_height = height; | |
| 4764 row = height; | |
| 4765 #endif | |
| 4766 | |
| 4767 /* | |
| 4768 * If there is extra space created between the last window and the command | |
| 4769 * line, clear it. | |
| 4770 */ | |
| 4771 if (full_screen && msg_scrolled == 0 && row < cmdline_row) | |
| 4772 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
| 4773 cmdline_row = row; | |
| 4774 msg_row = row; | |
| 4775 msg_col = 0; | |
| 4776 | |
| 4777 redraw_all_later(NOT_VALID); | |
| 4778 } | |
| 4779 | |
| 4780 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 4781 | |
| 4782 /* | |
| 4783 * Set the height of a frame to "height" and take care that all frames and | |
| 4784 * windows inside it are resized. Also resize frames on the left and right if | |
| 4785 * the are in the same FR_ROW frame. | |
| 4786 * | |
| 4787 * Strategy: | |
| 4788 * If the frame is part of a FR_COL frame, try fitting the frame in that | |
| 4789 * frame. If that doesn't work (the FR_COL frame is too small), recursively | |
| 4790 * go to containing frames to resize them and make room. | |
| 4791 * If the frame is part of a FR_ROW frame, all frames must be resized as well. | |
| 4792 * Check for the minimal height of the FR_ROW frame. | |
| 4793 * At the top level we can also use change the command line height. | |
| 4794 */ | |
| 4795 static void | |
| 4796 frame_setheight(curfrp, height) | |
| 4797 frame_T *curfrp; | |
| 4798 int height; | |
| 4799 { | |
| 4800 int room; /* total number of lines available */ | |
| 4801 int take; /* number of lines taken from other windows */ | |
| 4802 int room_cmdline; /* lines available from cmdline */ | |
| 4803 int run; | |
| 4804 frame_T *frp; | |
| 4805 int h; | |
| 4806 int room_reserved; | |
| 4807 | |
| 4808 /* If the height already is the desired value, nothing to do. */ | |
| 4809 if (curfrp->fr_height == height) | |
| 4810 return; | |
| 4811 | |
| 4812 if (curfrp->fr_parent == NULL) | |
| 4813 { | |
| 4814 /* topframe: can only change the command line */ | |
| 667 | 4815 if (height > ROWS_AVAIL) |
| 4816 height = ROWS_AVAIL; | |
| 7 | 4817 if (height > 0) |
| 4818 frame_new_height(curfrp, height, FALSE, FALSE); | |
| 4819 } | |
| 4820 else if (curfrp->fr_parent->fr_layout == FR_ROW) | |
| 4821 { | |
| 4822 /* Row of frames: Also need to resize frames left and right of this | |
| 4823 * one. First check for the minimal height of these. */ | |
| 4824 h = frame_minheight(curfrp->fr_parent, NULL); | |
| 4825 if (height < h) | |
| 4826 height = h; | |
| 4827 frame_setheight(curfrp->fr_parent, height); | |
| 4828 } | |
| 4829 else | |
| 4830 { | |
| 4831 /* | |
| 4832 * Column of frames: try to change only frames in this column. | |
| 4833 */ | |
| 4834 #ifdef FEAT_VERTSPLIT | |
| 4835 /* | |
| 4836 * Do this twice: | |
| 4837 * 1: compute room available, if it's not enough try resizing the | |
| 4838 * containing frame. | |
| 4839 * 2: compute the room available and adjust the height to it. | |
| 4840 * Try not to reduce the height of a window with 'winfixheight' set. | |
| 4841 */ | |
| 4842 for (run = 1; run <= 2; ++run) | |
| 4843 #else | |
| 4844 for (;;) | |
| 4845 #endif | |
| 4846 { | |
| 4847 room = 0; | |
| 4848 room_reserved = 0; | |
| 4849 for (frp = curfrp->fr_parent->fr_child; frp != NULL; | |
| 4850 frp = frp->fr_next) | |
| 4851 { | |
| 4852 if (frp != curfrp | |
| 4853 && frp->fr_win != NULL | |
| 4854 && frp->fr_win->w_p_wfh) | |
| 4855 room_reserved += frp->fr_height; | |
| 4856 room += frp->fr_height; | |
| 4857 if (frp != curfrp) | |
| 4858 room -= frame_minheight(frp, NULL); | |
| 4859 } | |
| 4860 #ifdef FEAT_VERTSPLIT | |
| 4861 if (curfrp->fr_width != Columns) | |
| 4862 room_cmdline = 0; | |
| 4863 else | |
| 4864 #endif | |
| 4865 { | |
| 4866 room_cmdline = Rows - p_ch - (lastwin->w_winrow | |
| 4867 + lastwin->w_height + lastwin->w_status_height); | |
| 4868 if (room_cmdline < 0) | |
| 4869 room_cmdline = 0; | |
| 4870 } | |
| 4871 | |
| 4872 if (height <= room + room_cmdline) | |
| 4873 break; | |
| 4874 #ifdef FEAT_VERTSPLIT | |
| 4875 if (run == 2 || curfrp->fr_width == Columns) | |
| 4876 #endif | |
| 4877 { | |
| 4878 if (height > room + room_cmdline) | |
| 4879 height = room + room_cmdline; | |
| 4880 break; | |
| 4881 } | |
| 4882 #ifdef FEAT_VERTSPLIT | |
| 4883 frame_setheight(curfrp->fr_parent, height | |
| 4884 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1); | |
| 4885 #endif | |
| 4886 /*NOTREACHED*/ | |
| 4887 } | |
| 4888 | |
| 4889 /* | |
| 4890 * Compute the number of lines we will take from others frames (can be | |
| 4891 * negative!). | |
| 4892 */ | |
| 4893 take = height - curfrp->fr_height; | |
| 4894 | |
| 4895 /* If there is not enough room, also reduce the height of a window | |
| 4896 * with 'winfixheight' set. */ | |
| 4897 if (height > room + room_cmdline - room_reserved) | |
| 4898 room_reserved = room + room_cmdline - height; | |
| 4899 /* If there is only a 'winfixheight' window and making the | |
| 4900 * window smaller, need to make the other window taller. */ | |
| 4901 if (take < 0 && room - curfrp->fr_height < room_reserved) | |
| 4902 room_reserved = 0; | |
| 4903 | |
| 4904 if (take > 0 && room_cmdline > 0) | |
| 4905 { | |
| 4906 /* use lines from cmdline first */ | |
| 4907 if (take < room_cmdline) | |
| 4908 room_cmdline = take; | |
| 4909 take -= room_cmdline; | |
| 4910 topframe->fr_height += room_cmdline; | |
| 4911 } | |
| 4912 | |
| 4913 /* | |
| 4914 * set the current frame to the new height | |
| 4915 */ | |
| 4916 frame_new_height(curfrp, height, FALSE, FALSE); | |
| 4917 | |
| 4918 /* | |
| 4919 * First take lines from the frames after the current frame. If | |
| 4920 * that is not enough, takes lines from frames above the current | |
| 4921 * frame. | |
| 4922 */ | |
| 4923 for (run = 0; run < 2; ++run) | |
| 4924 { | |
| 4925 if (run == 0) | |
| 4926 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
| 4927 else | |
| 4928 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
| 4929 while (frp != NULL && take != 0) | |
| 4930 { | |
| 4931 h = frame_minheight(frp, NULL); | |
| 4932 if (room_reserved > 0 | |
| 4933 && frp->fr_win != NULL | |
| 4934 && frp->fr_win->w_p_wfh) | |
| 4935 { | |
| 4936 if (room_reserved >= frp->fr_height) | |
| 4937 room_reserved -= frp->fr_height; | |
| 4938 else | |
| 4939 { | |
| 4940 if (frp->fr_height - room_reserved > take) | |
| 4941 room_reserved = frp->fr_height - take; | |
| 4942 take -= frp->fr_height - room_reserved; | |
| 4943 frame_new_height(frp, room_reserved, FALSE, FALSE); | |
| 4944 room_reserved = 0; | |
| 4945 } | |
| 4946 } | |
| 4947 else | |
| 4948 { | |
| 4949 if (frp->fr_height - take < h) | |
| 4950 { | |
| 4951 take -= frp->fr_height - h; | |
| 4952 frame_new_height(frp, h, FALSE, FALSE); | |
| 4953 } | |
| 4954 else | |
| 4955 { | |
| 4956 frame_new_height(frp, frp->fr_height - take, | |
| 4957 FALSE, FALSE); | |
| 4958 take = 0; | |
| 4959 } | |
| 4960 } | |
| 4961 if (run == 0) | |
| 4962 frp = frp->fr_next; | |
| 4963 else | |
| 4964 frp = frp->fr_prev; | |
| 4965 } | |
| 4966 } | |
| 4967 } | |
| 4968 } | |
| 4969 | |
| 4970 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
| 4971 /* | |
| 4972 * Set current window width and take care of repositioning other windows to | |
| 4973 * fit around it. | |
| 4974 */ | |
| 4975 void | |
| 4976 win_setwidth(width) | |
| 4977 int width; | |
| 4978 { | |
| 4979 win_setwidth_win(width, curwin); | |
| 4980 } | |
| 4981 | |
| 4982 void | |
| 4983 win_setwidth_win(width, wp) | |
| 4984 int width; | |
| 4985 win_T *wp; | |
| 4986 { | |
| 4987 /* Always keep current window at least one column wide, even when | |
| 4988 * 'winminwidth' is zero. */ | |
| 4989 if (wp == curwin) | |
| 4990 { | |
| 4991 if (width < p_wmw) | |
| 4992 width = p_wmw; | |
| 4993 if (width == 0) | |
| 4994 width = 1; | |
| 4995 } | |
| 4996 | |
| 4997 frame_setwidth(wp->w_frame, width + wp->w_vsep_width); | |
| 4998 | |
| 4999 /* recompute the window positions */ | |
| 5000 (void)win_comp_pos(); | |
| 5001 | |
| 5002 redraw_all_later(NOT_VALID); | |
| 5003 } | |
| 5004 | |
| 5005 /* | |
| 5006 * Set the width of a frame to "width" and take care that all frames and | |
| 5007 * windows inside it are resized. Also resize frames above and below if the | |
| 5008 * are in the same FR_ROW frame. | |
| 5009 * | |
| 5010 * Strategy is similar to frame_setheight(). | |
| 5011 */ | |
| 5012 static void | |
| 5013 frame_setwidth(curfrp, width) | |
| 5014 frame_T *curfrp; | |
| 5015 int width; | |
| 5016 { | |
| 5017 int room; /* total number of lines available */ | |
| 5018 int take; /* number of lines taken from other windows */ | |
| 5019 int run; | |
| 5020 frame_T *frp; | |
| 5021 int w; | |
| 779 | 5022 int room_reserved; |
| 7 | 5023 |
| 5024 /* If the width already is the desired value, nothing to do. */ | |
| 5025 if (curfrp->fr_width == width) | |
| 5026 return; | |
| 5027 | |
| 5028 if (curfrp->fr_parent == NULL) | |
| 5029 /* topframe: can't change width */ | |
| 5030 return; | |
| 5031 | |
| 5032 if (curfrp->fr_parent->fr_layout == FR_COL) | |
| 5033 { | |
| 5034 /* Column of frames: Also need to resize frames above and below of | |
| 5035 * this one. First check for the minimal width of these. */ | |
| 5036 w = frame_minwidth(curfrp->fr_parent, NULL); | |
| 5037 if (width < w) | |
| 5038 width = w; | |
| 5039 frame_setwidth(curfrp->fr_parent, width); | |
| 5040 } | |
| 5041 else | |
| 5042 { | |
| 5043 /* | |
| 5044 * Row of frames: try to change only frames in this row. | |
| 5045 * | |
| 5046 * Do this twice: | |
| 5047 * 1: compute room available, if it's not enough try resizing the | |
| 5048 * containing frame. | |
| 5049 * 2: compute the room available and adjust the width to it. | |
| 5050 */ | |
| 5051 for (run = 1; run <= 2; ++run) | |
| 5052 { | |
| 5053 room = 0; | |
| 779 | 5054 room_reserved = 0; |
| 7 | 5055 for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
| 5056 frp = frp->fr_next) | |
| 5057 { | |
| 779 | 5058 if (frp != curfrp |
| 5059 && frp->fr_win != NULL | |
| 5060 && frp->fr_win->w_p_wfw) | |
| 5061 room_reserved += frp->fr_width; | |
| 7 | 5062 room += frp->fr_width; |
| 5063 if (frp != curfrp) | |
| 5064 room -= frame_minwidth(frp, NULL); | |
| 5065 } | |
| 5066 | |
| 5067 if (width <= room) | |
| 5068 break; | |
| 667 | 5069 if (run == 2 || curfrp->fr_height >= ROWS_AVAIL) |
| 7 | 5070 { |
| 5071 if (width > room) | |
| 5072 width = room; | |
| 5073 break; | |
| 5074 } | |
| 5075 frame_setwidth(curfrp->fr_parent, width | |
| 5076 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1); | |
| 5077 } | |
| 5078 | |
| 5079 /* | |
| 5080 * Compute the number of lines we will take from others frames (can be | |
| 5081 * negative!). | |
| 5082 */ | |
| 5083 take = width - curfrp->fr_width; | |
| 5084 | |
| 779 | 5085 /* If there is not enough room, also reduce the width of a window |
| 5086 * with 'winfixwidth' set. */ | |
| 5087 if (width > room - room_reserved) | |
| 5088 room_reserved = room - width; | |
| 5089 /* If there is only a 'winfixwidth' window and making the | |
| 5090 * window smaller, need to make the other window narrower. */ | |
| 5091 if (take < 0 && room - curfrp->fr_width < room_reserved) | |
| 5092 room_reserved = 0; | |
| 5093 | |
| 7 | 5094 /* |
| 5095 * set the current frame to the new width | |
| 5096 */ | |
| 779 | 5097 frame_new_width(curfrp, width, FALSE, FALSE); |
| 7 | 5098 |
| 5099 /* | |
| 5100 * First take lines from the frames right of the current frame. If | |
| 5101 * that is not enough, takes lines from frames left of the current | |
| 5102 * frame. | |
| 5103 */ | |
| 5104 for (run = 0; run < 2; ++run) | |
| 5105 { | |
| 5106 if (run == 0) | |
| 5107 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
| 5108 else | |
| 5109 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
| 5110 while (frp != NULL && take != 0) | |
| 5111 { | |
| 5112 w = frame_minwidth(frp, NULL); | |
| 779 | 5113 if (room_reserved > 0 |
| 5114 && frp->fr_win != NULL | |
| 5115 && frp->fr_win->w_p_wfw) | |
| 7 | 5116 { |
| 779 | 5117 if (room_reserved >= frp->fr_width) |
| 5118 room_reserved -= frp->fr_width; | |
| 5119 else | |
| 5120 { | |
| 5121 if (frp->fr_width - room_reserved > take) | |
| 5122 room_reserved = frp->fr_width - take; | |
| 5123 take -= frp->fr_width - room_reserved; | |
| 5124 frame_new_width(frp, room_reserved, FALSE, FALSE); | |
| 5125 room_reserved = 0; | |
| 5126 } | |
| 7 | 5127 } |
| 5128 else | |
| 5129 { | |
| 779 | 5130 if (frp->fr_width - take < w) |
| 5131 { | |
| 5132 take -= frp->fr_width - w; | |
| 5133 frame_new_width(frp, w, FALSE, FALSE); | |
| 5134 } | |
| 5135 else | |
| 5136 { | |
| 5137 frame_new_width(frp, frp->fr_width - take, | |
| 5138 FALSE, FALSE); | |
| 5139 take = 0; | |
| 5140 } | |
| 7 | 5141 } |
| 5142 if (run == 0) | |
| 5143 frp = frp->fr_next; | |
| 5144 else | |
| 5145 frp = frp->fr_prev; | |
| 5146 } | |
| 5147 } | |
| 5148 } | |
| 5149 } | |
| 5150 #endif /* FEAT_VERTSPLIT */ | |
| 5151 | |
| 5152 /* | |
| 5153 * Check 'winminheight' for a valid value. | |
| 5154 */ | |
| 5155 void | |
| 5156 win_setminheight() | |
| 5157 { | |
| 5158 int room; | |
| 5159 int first = TRUE; | |
| 5160 win_T *wp; | |
| 5161 | |
| 5162 /* loop until there is a 'winminheight' that is possible */ | |
| 5163 while (p_wmh > 0) | |
| 5164 { | |
| 5165 /* TODO: handle vertical splits */ | |
| 5166 room = -p_wh; | |
| 5167 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 5168 room += wp->w_height - p_wmh; | |
| 5169 if (room >= 0) | |
| 5170 break; | |
| 5171 --p_wmh; | |
| 5172 if (first) | |
| 5173 { | |
| 5174 EMSG(_(e_noroom)); | |
| 5175 first = FALSE; | |
| 5176 } | |
| 5177 } | |
| 5178 } | |
| 5179 | |
| 5180 #ifdef FEAT_MOUSE | |
| 5181 | |
| 5182 /* | |
| 5183 * Status line of dragwin is dragged "offset" lines down (negative is up). | |
| 5184 */ | |
| 5185 void | |
| 5186 win_drag_status_line(dragwin, offset) | |
| 5187 win_T *dragwin; | |
| 5188 int offset; | |
| 5189 { | |
| 5190 frame_T *curfr; | |
| 5191 frame_T *fr; | |
| 5192 int room; | |
| 5193 int row; | |
| 5194 int up; /* if TRUE, drag status line up, otherwise down */ | |
| 5195 int n; | |
| 5196 | |
| 5197 fr = dragwin->w_frame; | |
| 5198 curfr = fr; | |
| 5199 if (fr != topframe) /* more than one window */ | |
| 5200 { | |
| 5201 fr = fr->fr_parent; | |
| 5202 /* When the parent frame is not a column of frames, its parent should | |
| 5203 * be. */ | |
| 5204 if (fr->fr_layout != FR_COL) | |
| 5205 { | |
| 5206 curfr = fr; | |
| 5207 if (fr != topframe) /* only a row of windows, may drag statusline */ | |
| 5208 fr = fr->fr_parent; | |
| 5209 } | |
| 5210 } | |
| 5211 | |
| 5212 /* If this is the last frame in a column, may want to resize the parent | |
| 5213 * frame instead (go two up to skip a row of frames). */ | |
| 5214 while (curfr != topframe && curfr->fr_next == NULL) | |
| 5215 { | |
| 5216 if (fr != topframe) | |
| 5217 fr = fr->fr_parent; | |
| 5218 curfr = fr; | |
| 5219 if (fr != topframe) | |
| 5220 fr = fr->fr_parent; | |
| 5221 } | |
| 5222 | |
| 5223 if (offset < 0) /* drag up */ | |
| 5224 { | |
| 5225 up = TRUE; | |
| 5226 offset = -offset; | |
| 5227 /* sum up the room of the current frame and above it */ | |
| 5228 if (fr == curfr) | |
| 5229 { | |
| 5230 /* only one window */ | |
| 5231 room = fr->fr_height - frame_minheight(fr, NULL); | |
| 5232 } | |
| 5233 else | |
| 5234 { | |
| 5235 room = 0; | |
| 5236 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
| 5237 { | |
| 5238 room += fr->fr_height - frame_minheight(fr, NULL); | |
| 5239 if (fr == curfr) | |
| 5240 break; | |
| 5241 } | |
| 5242 } | |
| 5243 fr = curfr->fr_next; /* put fr at frame that grows */ | |
| 5244 } | |
| 5245 else /* drag down */ | |
| 5246 { | |
| 5247 up = FALSE; | |
| 5248 /* | |
| 5249 * Only dragging the last status line can reduce p_ch. | |
| 5250 */ | |
| 5251 room = Rows - cmdline_row; | |
| 5252 if (curfr->fr_next == NULL) | |
| 5253 room -= 1; | |
| 5254 else | |
| 5255 room -= p_ch; | |
| 5256 if (room < 0) | |
| 5257 room = 0; | |
| 5258 /* sum up the room of frames below of the current one */ | |
| 5259 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
| 5260 room += fr->fr_height - frame_minheight(fr, NULL); | |
| 5261 fr = curfr; /* put fr at window that grows */ | |
| 5262 } | |
| 5263 | |
| 5264 if (room < offset) /* Not enough room */ | |
| 5265 offset = room; /* Move as far as we can */ | |
| 5266 if (offset <= 0) | |
| 5267 return; | |
| 5268 | |
| 5269 /* | |
| 5270 * Grow frame fr by "offset" lines. | |
| 5271 * Doesn't happen when dragging the last status line up. | |
| 5272 */ | |
| 5273 if (fr != NULL) | |
| 5274 frame_new_height(fr, fr->fr_height + offset, up, FALSE); | |
| 5275 | |
| 5276 if (up) | |
| 5277 fr = curfr; /* current frame gets smaller */ | |
| 5278 else | |
| 5279 fr = curfr->fr_next; /* next frame gets smaller */ | |
| 5280 | |
| 5281 /* | |
| 5282 * Now make the other frames smaller. | |
| 5283 */ | |
| 5284 while (fr != NULL && offset > 0) | |
| 5285 { | |
| 5286 n = frame_minheight(fr, NULL); | |
| 5287 if (fr->fr_height - offset <= n) | |
| 5288 { | |
| 5289 offset -= fr->fr_height - n; | |
| 5290 frame_new_height(fr, n, !up, FALSE); | |
| 5291 } | |
| 5292 else | |
| 5293 { | |
| 5294 frame_new_height(fr, fr->fr_height - offset, !up, FALSE); | |
| 5295 break; | |
| 5296 } | |
| 5297 if (up) | |
| 5298 fr = fr->fr_prev; | |
| 5299 else | |
| 5300 fr = fr->fr_next; | |
| 5301 } | |
| 5302 row = win_comp_pos(); | |
| 5303 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
| 5304 cmdline_row = row; | |
| 5305 p_ch = Rows - cmdline_row; | |
| 5306 if (p_ch < 1) | |
| 5307 p_ch = 1; | |
| 824 | 5308 curtab->tp_ch_used = p_ch; |
| 737 | 5309 redraw_all_later(SOME_VALID); |
| 7 | 5310 showmode(); |
| 5311 } | |
| 5312 | |
| 5313 #ifdef FEAT_VERTSPLIT | |
| 5314 /* | |
| 5315 * Separator line of dragwin is dragged "offset" lines right (negative is left). | |
| 5316 */ | |
| 5317 void | |
| 5318 win_drag_vsep_line(dragwin, offset) | |
| 5319 win_T *dragwin; | |
| 5320 int offset; | |
| 5321 { | |
| 5322 frame_T *curfr; | |
| 5323 frame_T *fr; | |
| 5324 int room; | |
| 5325 int left; /* if TRUE, drag separator line left, otherwise right */ | |
| 5326 int n; | |
| 5327 | |
| 5328 fr = dragwin->w_frame; | |
| 840 | 5329 if (fr == topframe) /* only one window (cannot happen?) */ |
| 7 | 5330 return; |
| 5331 curfr = fr; | |
| 5332 fr = fr->fr_parent; | |
| 5333 /* When the parent frame is not a row of frames, its parent should be. */ | |
| 5334 if (fr->fr_layout != FR_ROW) | |
| 5335 { | |
| 5336 if (fr == topframe) /* only a column of windows (cannot happen?) */ | |
| 5337 return; | |
| 5338 curfr = fr; | |
| 5339 fr = fr->fr_parent; | |
| 5340 } | |
| 5341 | |
| 5342 /* If this is the last frame in a row, may want to resize a parent | |
| 5343 * frame instead. */ | |
| 5344 while (curfr->fr_next == NULL) | |
| 5345 { | |
| 5346 if (fr == topframe) | |
| 5347 break; | |
| 5348 curfr = fr; | |
| 5349 fr = fr->fr_parent; | |
| 5350 if (fr != topframe) | |
| 5351 { | |
| 5352 curfr = fr; | |
| 5353 fr = fr->fr_parent; | |
| 5354 } | |
| 5355 } | |
| 5356 | |
| 5357 if (offset < 0) /* drag left */ | |
| 5358 { | |
| 5359 left = TRUE; | |
| 5360 offset = -offset; | |
| 5361 /* sum up the room of the current frame and left of it */ | |
| 5362 room = 0; | |
| 5363 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
| 5364 { | |
| 5365 room += fr->fr_width - frame_minwidth(fr, NULL); | |
| 5366 if (fr == curfr) | |
| 5367 break; | |
| 5368 } | |
| 5369 fr = curfr->fr_next; /* put fr at frame that grows */ | |
| 5370 } | |
| 5371 else /* drag right */ | |
| 5372 { | |
| 5373 left = FALSE; | |
| 5374 /* sum up the room of frames right of the current one */ | |
| 5375 room = 0; | |
| 5376 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
| 5377 room += fr->fr_width - frame_minwidth(fr, NULL); | |
| 5378 fr = curfr; /* put fr at window that grows */ | |
| 5379 } | |
| 5380 | |
| 5381 if (room < offset) /* Not enough room */ | |
| 5382 offset = room; /* Move as far as we can */ | |
| 5383 if (offset <= 0) /* No room at all, quit. */ | |
| 5384 return; | |
| 5385 | |
| 5386 /* grow frame fr by offset lines */ | |
| 779 | 5387 frame_new_width(fr, fr->fr_width + offset, left, FALSE); |
| 7 | 5388 |
| 5389 /* shrink other frames: current and at the left or at the right */ | |
| 5390 if (left) | |
| 5391 fr = curfr; /* current frame gets smaller */ | |
| 5392 else | |
| 5393 fr = curfr->fr_next; /* next frame gets smaller */ | |
| 5394 | |
| 5395 while (fr != NULL && offset > 0) | |
| 5396 { | |
| 5397 n = frame_minwidth(fr, NULL); | |
| 5398 if (fr->fr_width - offset <= n) | |
| 5399 { | |
| 5400 offset -= fr->fr_width - n; | |
| 779 | 5401 frame_new_width(fr, n, !left, FALSE); |
| 7 | 5402 } |
| 5403 else | |
| 5404 { | |
| 779 | 5405 frame_new_width(fr, fr->fr_width - offset, !left, FALSE); |
| 7 | 5406 break; |
| 5407 } | |
| 5408 if (left) | |
| 5409 fr = fr->fr_prev; | |
| 5410 else | |
| 5411 fr = fr->fr_next; | |
| 5412 } | |
| 5413 (void)win_comp_pos(); | |
| 5414 redraw_all_later(NOT_VALID); | |
| 5415 } | |
| 5416 #endif /* FEAT_VERTSPLIT */ | |
| 5417 #endif /* FEAT_MOUSE */ | |
| 5418 | |
| 5419 #endif /* FEAT_WINDOWS */ | |
| 5420 | |
| 5421 /* | |
| 5422 * Set the height of a window. | |
| 5423 * This takes care of the things inside the window, not what happens to the | |
| 5424 * window position, the frame or to other windows. | |
| 5425 */ | |
| 5426 static void | |
| 5427 win_new_height(wp, height) | |
| 5428 win_T *wp; | |
| 5429 int height; | |
| 5430 { | |
| 5431 linenr_T lnum; | |
| 5432 int sline, line_size; | |
| 5433 #define FRACTION_MULT 16384L | |
| 5434 | |
| 5435 /* Don't want a negative height. Happens when splitting a tiny window. | |
| 5436 * Will equalize heights soon to fix it. */ | |
| 5437 if (height < 0) | |
| 5438 height = 0; | |
| 826 | 5439 if (wp->w_height == height) |
| 5440 return; /* nothing to do */ | |
| 7 | 5441 |
| 5442 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0) | |
| 5443 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT | |
| 5444 + FRACTION_MULT / 2) / (long)wp->w_height; | |
| 5445 | |
| 5446 wp->w_height = height; | |
| 5447 wp->w_skipcol = 0; | |
| 5448 | |
| 5449 /* Don't change w_topline when height is zero. Don't set w_topline when | |
| 5450 * 'scrollbind' is set and this isn't the current window. */ | |
| 5451 if (height > 0 | |
| 5452 #ifdef FEAT_SCROLLBIND | |
| 5453 && (!wp->w_p_scb || wp == curwin) | |
| 5454 #endif | |
| 5455 ) | |
| 5456 { | |
| 47 | 5457 /* |
| 5458 * Find a value for w_topline that shows the cursor at the same | |
| 5459 * relative position in the window as before (more or less). | |
| 5460 */ | |
| 7 | 5461 lnum = wp->w_cursor.lnum; |
| 5462 if (lnum < 1) /* can happen when starting up */ | |
| 5463 lnum = 1; | |
| 5464 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT; | |
| 5465 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1; | |
| 5466 sline = wp->w_wrow - line_size; | |
| 1023 | 5467 |
| 5468 if (sline >= 0) | |
| 5469 { | |
| 5470 /* Make sure the whole cursor line is visible, if possible. */ | |
| 5471 int rows = plines_win(wp, lnum, FALSE); | |
| 5472 | |
| 5473 if (sline > wp->w_height - rows) | |
| 5474 { | |
| 5475 sline = wp->w_height - rows; | |
| 5476 wp->w_wrow -= rows - line_size; | |
| 5477 } | |
| 5478 } | |
| 5479 | |
| 7 | 5480 if (sline < 0) |
| 5481 { | |
| 5482 /* | |
| 5483 * Cursor line would go off top of screen if w_wrow was this high. | |
| 1023 | 5484 * Make cursor line the first line in the window. If not enough |
| 5485 * room use w_skipcol; | |
| 7 | 5486 */ |
| 5487 wp->w_wrow = line_size; | |
| 1023 | 5488 if (wp->w_wrow >= wp->w_height |
| 5489 && (W_WIDTH(wp) - win_col_off(wp)) > 0) | |
| 5490 { | |
| 5491 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp); | |
| 5492 --wp->w_wrow; | |
| 5493 while (wp->w_wrow >= wp->w_height) | |
| 5494 { | |
| 5495 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp) | |
| 5496 + win_col_off2(wp); | |
| 5497 --wp->w_wrow; | |
| 5498 } | |
| 5499 } | |
| 7 | 5500 } |
| 5501 else | |
| 5502 { | |
| 1023 | 5503 while (sline > 0 && lnum > 1) |
| 7 | 5504 { |
| 5505 #ifdef FEAT_FOLDING | |
| 5506 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL); | |
| 5507 if (lnum == 1) | |
| 5508 { | |
| 5509 /* first line in buffer is folded */ | |
| 5510 line_size = 1; | |
| 5511 --sline; | |
| 5512 break; | |
| 5513 } | |
| 5514 #endif | |
| 5515 --lnum; | |
| 5516 #ifdef FEAT_DIFF | |
| 5517 if (lnum == wp->w_topline) | |
| 5518 line_size = plines_win_nofill(wp, lnum, TRUE) | |
| 5519 + wp->w_topfill; | |
| 5520 else | |
| 5521 #endif | |
| 5522 line_size = plines_win(wp, lnum, TRUE); | |
| 5523 sline -= line_size; | |
| 5524 } | |
| 47 | 5525 |
| 7 | 5526 if (sline < 0) |
| 5527 { | |
| 5528 /* | |
| 5529 * Line we want at top would go off top of screen. Use next | |
| 5530 * line instead. | |
| 5531 */ | |
| 5532 #ifdef FEAT_FOLDING | |
| 5533 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL); | |
| 5534 #endif | |
| 5535 lnum++; | |
| 5536 wp->w_wrow -= line_size + sline; | |
| 5537 } | |
| 5538 else if (sline > 0) | |
| 5539 { | |
| 5540 /* First line of file reached, use that as topline. */ | |
| 5541 lnum = 1; | |
| 5542 wp->w_wrow -= sline; | |
| 5543 } | |
| 5544 } | |
| 5545 set_topline(wp, lnum); | |
| 5546 } | |
| 5547 | |
| 5548 if (wp == curwin) | |
| 5549 { | |
| 5550 if (p_so) | |
| 5551 update_topline(); | |
| 5552 curs_columns(FALSE); /* validate w_wrow */ | |
| 5553 } | |
| 5554 wp->w_prev_fraction_row = wp->w_wrow; | |
| 5555 | |
| 5556 win_comp_scroll(wp); | |
| 737 | 5557 redraw_win_later(wp, SOME_VALID); |
| 7 | 5558 #ifdef FEAT_WINDOWS |
| 5559 wp->w_redr_status = TRUE; | |
| 5560 #endif | |
| 5561 invalidate_botline_win(wp); | |
| 5562 } | |
| 5563 | |
| 5564 #ifdef FEAT_VERTSPLIT | |
| 5565 /* | |
| 5566 * Set the width of a window. | |
| 5567 */ | |
| 5568 static void | |
| 5569 win_new_width(wp, width) | |
| 5570 win_T *wp; | |
| 5571 int width; | |
| 5572 { | |
| 5573 wp->w_width = width; | |
| 5574 wp->w_lines_valid = 0; | |
| 5575 changed_line_abv_curs_win(wp); | |
| 5576 invalidate_botline_win(wp); | |
| 5577 if (wp == curwin) | |
| 5578 { | |
| 5579 update_topline(); | |
| 5580 curs_columns(TRUE); /* validate w_wrow */ | |
| 5581 } | |
| 5582 redraw_win_later(wp, NOT_VALID); | |
| 5583 wp->w_redr_status = TRUE; | |
| 5584 } | |
| 5585 #endif | |
| 5586 | |
| 5587 void | |
| 5588 win_comp_scroll(wp) | |
| 5589 win_T *wp; | |
| 5590 { | |
| 5591 wp->w_p_scr = ((unsigned)wp->w_height >> 1); | |
| 5592 if (wp->w_p_scr == 0) | |
| 5593 wp->w_p_scr = 1; | |
| 5594 } | |
| 5595 | |
| 5596 /* | |
| 5597 * command_height: called whenever p_ch has been changed | |
| 5598 */ | |
| 5599 void | |
| 824 | 5600 command_height() |
| 7 | 5601 { |
| 5602 #ifdef FEAT_WINDOWS | |
| 5603 int h; | |
| 5604 frame_T *frp; | |
| 824 | 5605 int old_p_ch = curtab->tp_ch_used; |
| 5606 | |
| 5607 /* Use the value of p_ch that we remembered. This is needed for when the | |
| 5608 * GUI starts up, we can't be sure in what order things happen. And when | |
| 5609 * p_ch was changed in another tab page. */ | |
| 5610 curtab->tp_ch_used = p_ch; | |
| 170 | 5611 |
| 7 | 5612 /* Find bottom frame with width of screen. */ |
| 5613 frp = lastwin->w_frame; | |
| 5614 # ifdef FEAT_VERTSPLIT | |
| 5615 while (frp->fr_width != Columns && frp->fr_parent != NULL) | |
| 5616 frp = frp->fr_parent; | |
| 5617 # endif | |
| 5618 | |
| 5619 /* Avoid changing the height of a window with 'winfixheight' set. */ | |
| 5620 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF | |
| 5621 && frp->fr_win->w_p_wfh) | |
| 5622 frp = frp->fr_prev; | |
| 5623 | |
| 5624 if (starting != NO_SCREEN) | |
| 5625 { | |
| 5626 cmdline_row = Rows - p_ch; | |
| 5627 | |
| 5628 if (p_ch > old_p_ch) /* p_ch got bigger */ | |
| 5629 { | |
| 5630 while (p_ch > old_p_ch) | |
| 5631 { | |
| 5632 if (frp == NULL) | |
| 5633 { | |
| 5634 EMSG(_(e_noroom)); | |
| 5635 p_ch = old_p_ch; | |
| 1404 | 5636 curtab->tp_ch_used = p_ch; |
| 7 | 5637 cmdline_row = Rows - p_ch; |
| 5638 break; | |
| 5639 } | |
| 5640 h = frp->fr_height - frame_minheight(frp, NULL); | |
| 5641 if (h > p_ch - old_p_ch) | |
| 5642 h = p_ch - old_p_ch; | |
| 5643 old_p_ch += h; | |
| 5644 frame_add_height(frp, -h); | |
| 5645 frp = frp->fr_prev; | |
| 5646 } | |
| 5647 | |
| 5648 /* Recompute window positions. */ | |
| 5649 (void)win_comp_pos(); | |
| 5650 | |
| 5651 /* clear the lines added to cmdline */ | |
| 5652 if (full_screen) | |
| 5653 screen_fill((int)(cmdline_row), (int)Rows, 0, | |
| 5654 (int)Columns, ' ', ' ', 0); | |
| 5655 msg_row = cmdline_row; | |
| 5656 redraw_cmdline = TRUE; | |
| 5657 return; | |
| 5658 } | |
| 5659 | |
| 5660 if (msg_row < cmdline_row) | |
| 5661 msg_row = cmdline_row; | |
| 5662 redraw_cmdline = TRUE; | |
| 5663 } | |
| 5664 frame_add_height(frp, (int)(old_p_ch - p_ch)); | |
| 5665 | |
| 5666 /* Recompute window positions. */ | |
| 5667 if (frp != lastwin->w_frame) | |
| 5668 (void)win_comp_pos(); | |
| 5669 #else | |
| 5670 cmdline_row = Rows - p_ch; | |
| 824 | 5671 win_setheight(cmdline_row); |
| 7 | 5672 #endif |
| 5673 } | |
| 5674 | |
| 5675 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 5676 /* | |
| 5677 * Resize frame "frp" to be "n" lines higher (negative for less high). | |
| 5678 * Also resize the frames it is contained in. | |
| 5679 */ | |
| 5680 static void | |
| 5681 frame_add_height(frp, n) | |
| 5682 frame_T *frp; | |
| 5683 int n; | |
| 5684 { | |
| 5685 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE); | |
| 5686 for (;;) | |
| 5687 { | |
| 5688 frp = frp->fr_parent; | |
| 5689 if (frp == NULL) | |
| 5690 break; | |
| 5691 frp->fr_height += n; | |
| 5692 } | |
| 5693 } | |
| 5694 | |
| 5695 /* | |
| 5696 * Add or remove a status line for the bottom window(s), according to the | |
| 5697 * value of 'laststatus'. | |
| 5698 */ | |
| 5699 void | |
| 5700 last_status(morewin) | |
| 5701 int morewin; /* pretend there are two or more windows */ | |
| 5702 { | |
| 5703 /* Don't make a difference between horizontal or vertical split. */ | |
| 5704 last_status_rec(topframe, (p_ls == 2 | |
| 5705 || (p_ls == 1 && (morewin || lastwin != firstwin)))); | |
| 5706 } | |
| 5707 | |
| 5708 static void | |
| 5709 last_status_rec(fr, statusline) | |
| 5710 frame_T *fr; | |
| 5711 int statusline; | |
| 5712 { | |
| 5713 frame_T *fp; | |
| 5714 win_T *wp; | |
| 5715 | |
| 5716 if (fr->fr_layout == FR_LEAF) | |
| 5717 { | |
| 5718 wp = fr->fr_win; | |
| 5719 if (wp->w_status_height != 0 && !statusline) | |
| 5720 { | |
| 5721 /* remove status line */ | |
| 5722 win_new_height(wp, wp->w_height + 1); | |
| 5723 wp->w_status_height = 0; | |
| 5724 comp_col(); | |
| 5725 } | |
| 5726 else if (wp->w_status_height == 0 && statusline) | |
| 5727 { | |
| 5728 /* Find a frame to take a line from. */ | |
| 5729 fp = fr; | |
| 5730 while (fp->fr_height <= frame_minheight(fp, NULL)) | |
| 5731 { | |
| 5732 if (fp == topframe) | |
| 5733 { | |
| 5734 EMSG(_(e_noroom)); | |
| 5735 return; | |
| 5736 } | |
| 5737 /* In a column of frames: go to frame above. If already at | |
| 5738 * the top or in a row of frames: go to parent. */ | |
| 5739 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL) | |
| 5740 fp = fp->fr_prev; | |
| 5741 else | |
| 5742 fp = fp->fr_parent; | |
| 5743 } | |
| 5744 wp->w_status_height = 1; | |
| 5745 if (fp != fr) | |
| 5746 { | |
| 5747 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE); | |
| 5748 frame_fix_height(wp); | |
| 5749 (void)win_comp_pos(); | |
| 5750 } | |
| 5751 else | |
| 5752 win_new_height(wp, wp->w_height - 1); | |
| 5753 comp_col(); | |
| 737 | 5754 redraw_all_later(SOME_VALID); |
| 7 | 5755 } |
| 5756 } | |
| 5757 #ifdef FEAT_VERTSPLIT | |
| 5758 else if (fr->fr_layout == FR_ROW) | |
| 5759 { | |
| 5760 /* vertically split windows, set status line for each one */ | |
| 5761 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next) | |
| 5762 last_status_rec(fp, statusline); | |
| 5763 } | |
| 5764 #endif | |
| 5765 else | |
| 5766 { | |
| 5767 /* horizontally split window, set status line for last one */ | |
| 5768 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
| 5769 ; | |
| 5770 last_status_rec(fp, statusline); | |
| 5771 } | |
| 5772 } | |
| 5773 | |
| 667 | 5774 /* |
| 668 | 5775 * Return the number of lines used by the tab page line. |
| 667 | 5776 */ |
| 5777 int | |
| 685 | 5778 tabline_height() |
| 667 | 5779 { |
| 685 | 5780 #ifdef FEAT_GUI_TABLINE |
| 5781 /* When the GUI has the tabline then this always returns zero. */ | |
| 5782 if (gui_use_tabline()) | |
| 5783 return 0; | |
| 5784 #endif | |
| 675 | 5785 switch (p_stal) |
| 668 | 5786 { |
| 5787 case 0: return 0; | |
| 5788 case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1; | |
| 5789 } | |
| 667 | 5790 return 1; |
| 5791 } | |
| 5792 | |
| 7 | 5793 #endif /* FEAT_WINDOWS */ |
| 5794 | |
| 5795 #if defined(FEAT_SEARCHPATH) || defined(PROTO) | |
| 5796 /* | |
| 344 | 5797 * Get the file name at the cursor. |
| 5798 * If Visual mode is active, use the selected text if it's in one line. | |
| 5799 * Returns the name in allocated memory, NULL for failure. | |
| 5800 */ | |
| 5801 char_u * | |
| 681 | 5802 grab_file_name(count, file_lnum) |
| 5803 long count; | |
| 5804 linenr_T *file_lnum; | |
| 344 | 5805 { |
| 5806 # ifdef FEAT_VISUAL | |
| 5807 if (VIsual_active) | |
| 5808 { | |
| 5809 int len; | |
| 5810 char_u *ptr; | |
| 5811 | |
| 5812 if (get_visual_text(NULL, &ptr, &len) == FAIL) | |
| 5813 return NULL; | |
| 5814 return find_file_name_in_path(ptr, len, | |
| 5815 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname); | |
| 5816 } | |
| 5817 # endif | |
| 681 | 5818 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count, |
| 5819 file_lnum); | |
| 5820 | |
| 344 | 5821 } |
| 5822 | |
| 5823 /* | |
| 7 | 5824 * Return the file name under or after the cursor. |
| 5825 * | |
| 5826 * The 'path' option is searched if the file name is not absolute. | |
| 5827 * The string returned has been alloc'ed and should be freed by the caller. | |
| 5828 * NULL is returned if the file name or file is not found. | |
| 5829 * | |
| 5830 * options: | |
| 5831 * FNAME_MESS give error messages | |
| 5832 * FNAME_EXP expand to path | |
| 5833 * FNAME_HYP check for hypertext link | |
| 5834 * FNAME_INCL apply "includeexpr" | |
| 5835 */ | |
| 5836 char_u * | |
| 681 | 5837 file_name_at_cursor(options, count, file_lnum) |
| 5838 int options; | |
| 5839 long count; | |
| 5840 linenr_T *file_lnum; | |
| 7 | 5841 { |
| 5842 return file_name_in_line(ml_get_curline(), | |
| 681 | 5843 curwin->w_cursor.col, options, count, curbuf->b_ffname, |
| 5844 file_lnum); | |
| 7 | 5845 } |
| 5846 | |
| 5847 /* | |
| 5848 * Return the name of the file under or after ptr[col]. | |
| 5849 * Otherwise like file_name_at_cursor(). | |
| 5850 */ | |
| 5851 char_u * | |
| 681 | 5852 file_name_in_line(line, col, options, count, rel_fname, file_lnum) |
| 7 | 5853 char_u *line; |
| 5854 int col; | |
| 5855 int options; | |
| 5856 long count; | |
| 5857 char_u *rel_fname; /* file we are searching relative to */ | |
| 681 | 5858 linenr_T *file_lnum; /* line number after the file name */ |
| 7 | 5859 { |
| 5860 char_u *ptr; | |
| 5861 int len; | |
| 5862 | |
| 5863 /* | |
| 5864 * search forward for what could be the start of a file name | |
| 5865 */ | |
| 5866 ptr = line + col; | |
| 5867 while (*ptr != NUL && !vim_isfilec(*ptr)) | |
| 345 | 5868 mb_ptr_adv(ptr); |
| 7 | 5869 if (*ptr == NUL) /* nothing found */ |
| 5870 { | |
| 5871 if (options & FNAME_MESS) | |
| 5872 EMSG(_("E446: No file name under cursor")); | |
| 5873 return NULL; | |
| 5874 } | |
| 5875 | |
| 5876 /* | |
| 5877 * Search backward for first char of the file name. | |
| 5878 * Go one char back to ":" before "//" even when ':' is not in 'isfname'. | |
| 5879 */ | |
| 5880 while (ptr > line) | |
| 5881 { | |
| 5882 #ifdef FEAT_MBYTE | |
| 5883 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0) | |
| 5884 ptr -= len + 1; | |
| 5885 else | |
| 5886 #endif | |
| 5887 if (vim_isfilec(ptr[-1]) | |
| 5888 || ((options & FNAME_HYP) && path_is_url(ptr - 1))) | |
| 5889 --ptr; | |
| 5890 else | |
| 5891 break; | |
| 5892 } | |
| 5893 | |
| 5894 /* | |
| 5895 * Search forward for the last char of the file name. | |
| 5896 * Also allow "://" when ':' is not in 'isfname'. | |
| 5897 */ | |
| 5898 len = 0; | |
| 5899 while (vim_isfilec(ptr[len]) | |
| 5900 || ((options & FNAME_HYP) && path_is_url(ptr + len))) | |
| 5901 #ifdef FEAT_MBYTE | |
| 5902 if (has_mbyte) | |
| 474 | 5903 len += (*mb_ptr2len)(ptr + len); |
| 7 | 5904 else |
| 5905 #endif | |
| 5906 ++len; | |
| 5907 | |
| 5908 /* | |
| 5909 * If there is trailing punctuation, remove it. | |
| 5910 * But don't remove "..", could be a directory name. | |
| 5911 */ | |
| 5912 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL | |
| 5913 && ptr[len - 2] != '.') | |
| 5914 --len; | |
| 5915 | |
| 681 | 5916 if (file_lnum != NULL) |
| 5917 { | |
| 5918 char_u *p; | |
| 5919 | |
| 5920 /* Get the number after the file name and a separator character */ | |
| 5921 p = ptr + len; | |
| 5922 p = skipwhite(p); | |
| 5923 if (*p != NUL) | |
| 5924 { | |
| 5925 if (!isdigit(*p)) | |
| 5926 ++p; /* skip the separator */ | |
| 5927 p = skipwhite(p); | |
| 5928 if (isdigit(*p)) | |
| 5929 *file_lnum = (int)getdigits(&p); | |
| 5930 } | |
| 5931 } | |
| 5932 | |
| 7 | 5933 return find_file_name_in_path(ptr, len, options, count, rel_fname); |
| 5934 } | |
| 5935 | |
| 5936 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 5937 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len)); | |
| 5938 | |
| 5939 static char_u * | |
| 5940 eval_includeexpr(ptr, len) | |
| 5941 char_u *ptr; | |
| 5942 int len; | |
| 5943 { | |
| 5944 char_u *res; | |
| 5945 | |
| 5946 set_vim_var_string(VV_FNAME, ptr, len); | |
| 633 | 5947 res = eval_to_string_safe(curbuf->b_p_inex, NULL, |
| 681 | 5948 was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL)); |
| 7 | 5949 set_vim_var_string(VV_FNAME, NULL, 0); |
| 5950 return res; | |
| 5951 } | |
| 5952 #endif | |
| 5953 | |
| 5954 /* | |
| 5955 * Return the name of the file ptr[len] in 'path'. | |
| 5956 * Otherwise like file_name_at_cursor(). | |
| 5957 */ | |
| 5958 char_u * | |
| 5959 find_file_name_in_path(ptr, len, options, count, rel_fname) | |
| 5960 char_u *ptr; | |
| 5961 int len; | |
| 5962 int options; | |
| 5963 long count; | |
| 5964 char_u *rel_fname; /* file we are searching relative to */ | |
| 5965 { | |
| 5966 char_u *file_name; | |
| 5967 int c; | |
| 5968 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 5969 char_u *tofree = NULL; | |
| 5970 | |
| 5971 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
| 5972 { | |
| 5973 tofree = eval_includeexpr(ptr, len); | |
| 5974 if (tofree != NULL) | |
| 5975 { | |
| 5976 ptr = tofree; | |
| 5977 len = (int)STRLEN(ptr); | |
| 5978 } | |
| 5979 } | |
| 5980 # endif | |
| 5981 | |
| 5982 if (options & FNAME_EXP) | |
| 5983 { | |
| 5984 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
| 5985 TRUE, rel_fname); | |
| 5986 | |
| 5987 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 5988 /* | |
| 5989 * If the file could not be found in a normal way, try applying | |
| 5990 * 'includeexpr' (unless done already). | |
| 5991 */ | |
| 5992 if (file_name == NULL | |
| 5993 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
| 5994 { | |
| 5995 tofree = eval_includeexpr(ptr, len); | |
| 5996 if (tofree != NULL) | |
| 5997 { | |
| 5998 ptr = tofree; | |
| 5999 len = (int)STRLEN(ptr); | |
| 6000 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
| 6001 TRUE, rel_fname); | |
| 6002 } | |
| 6003 } | |
| 6004 # endif | |
| 6005 if (file_name == NULL && (options & FNAME_MESS)) | |
| 6006 { | |
| 6007 c = ptr[len]; | |
| 6008 ptr[len] = NUL; | |
| 6009 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr); | |
| 6010 ptr[len] = c; | |
| 6011 } | |
| 6012 | |
| 6013 /* Repeat finding the file "count" times. This matters when it | |
| 6014 * appears several times in the path. */ | |
| 6015 while (file_name != NULL && --count > 0) | |
| 6016 { | |
| 6017 vim_free(file_name); | |
| 6018 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname); | |
| 6019 } | |
| 6020 } | |
| 6021 else | |
| 6022 file_name = vim_strnsave(ptr, len); | |
| 6023 | |
| 6024 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 6025 vim_free(tofree); | |
| 6026 # endif | |
| 6027 | |
| 6028 return file_name; | |
| 6029 } | |
| 6030 #endif /* FEAT_SEARCHPATH */ | |
| 6031 | |
| 6032 /* | |
| 6033 * Check if the "://" of a URL is at the pointer, return URL_SLASH. | |
| 6034 * Also check for ":\\", which MS Internet Explorer accepts, return | |
| 6035 * URL_BACKSLASH. | |
| 6036 */ | |
| 6037 static int | |
| 6038 path_is_url(p) | |
| 6039 char_u *p; | |
| 6040 { | |
| 6041 if (STRNCMP(p, "://", (size_t)3) == 0) | |
| 6042 return URL_SLASH; | |
| 6043 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0) | |
| 6044 return URL_BACKSLASH; | |
| 6045 return 0; | |
| 6046 } | |
| 6047 | |
| 6048 /* | |
| 6049 * Check if "fname" starts with "name://". Return URL_SLASH if it does. | |
| 6050 * Return URL_BACKSLASH for "name:\\". | |
| 6051 * Return zero otherwise. | |
| 6052 */ | |
| 6053 int | |
| 6054 path_with_url(fname) | |
| 6055 char_u *fname; | |
| 6056 { | |
| 6057 char_u *p; | |
| 6058 | |
| 6059 for (p = fname; isalpha(*p); ++p) | |
| 6060 ; | |
| 6061 return path_is_url(p); | |
| 6062 } | |
| 6063 | |
| 6064 /* | |
| 6065 * Return TRUE if "name" is a full (absolute) path name or URL. | |
| 6066 */ | |
| 6067 int | |
| 6068 vim_isAbsName(name) | |
| 6069 char_u *name; | |
| 6070 { | |
| 6071 return (path_with_url(name) != 0 || mch_isFullName(name)); | |
| 6072 } | |
| 6073 | |
| 6074 /* | |
| 592 | 6075 * Get absolute file name into buffer "buf[len]". |
| 7 | 6076 * |
| 6077 * return FAIL for failure, OK otherwise | |
| 6078 */ | |
| 6079 int | |
| 6080 vim_FullName(fname, buf, len, force) | |
| 6081 char_u *fname, *buf; | |
| 6082 int len; | |
| 592 | 6083 int force; /* force expansion even when already absolute */ |
| 7 | 6084 { |
| 6085 int retval = OK; | |
| 6086 int url; | |
| 6087 | |
| 6088 *buf = NUL; | |
| 6089 if (fname == NULL) | |
| 6090 return FAIL; | |
| 6091 | |
| 6092 url = path_with_url(fname); | |
| 6093 if (!url) | |
| 6094 retval = mch_FullName(fname, buf, len, force); | |
| 6095 if (url || retval == FAIL) | |
| 6096 { | |
| 6097 /* something failed; use the file name (truncate when too long) */ | |
| 416 | 6098 vim_strncpy(buf, fname, len - 1); |
| 7 | 6099 } |
| 6100 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN) | |
| 6101 slash_adjust(buf); | |
| 6102 #endif | |
| 6103 return retval; | |
| 6104 } | |
| 6105 | |
| 6106 /* | |
| 6107 * Return the minimal number of rows that is needed on the screen to display | |
| 6108 * the current number of windows. | |
| 6109 */ | |
| 6110 int | |
| 6111 min_rows() | |
| 6112 { | |
| 6113 int total; | |
| 671 | 6114 #ifdef FEAT_WINDOWS |
| 6115 tabpage_T *tp; | |
| 6116 int n; | |
| 6117 #endif | |
| 7 | 6118 |
| 6119 if (firstwin == NULL) /* not initialized yet */ | |
| 6120 return MIN_LINES; | |
| 6121 | |
| 6122 #ifdef FEAT_WINDOWS | |
| 671 | 6123 total = 0; |
| 6124 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 6125 { | |
| 6126 n = frame_minheight(tp->tp_topframe, NULL); | |
| 6127 if (total < n) | |
| 6128 total = n; | |
| 6129 } | |
| 685 | 6130 total += tabline_height(); |
| 7 | 6131 #else |
| 671 | 6132 total = 1; /* at least one window should have a line! */ |
| 7 | 6133 #endif |
| 671 | 6134 total += 1; /* count the room for the command line */ |
| 7 | 6135 return total; |
| 6136 } | |
| 6137 | |
| 6138 /* | |
| 672 | 6139 * Return TRUE if there is only one window (in the current tab page), not |
| 6140 * counting a help or preview window, unless it is the current window. | |
| 1906 | 6141 * Does not count "aucmd_win". |
| 7 | 6142 */ |
| 6143 int | |
| 6144 only_one_window() | |
| 6145 { | |
| 6146 #ifdef FEAT_WINDOWS | |
| 6147 int count = 0; | |
| 6148 win_T *wp; | |
| 6149 | |
| 667 | 6150 /* If there is another tab page there always is another window. */ |
| 6151 if (first_tabpage->tp_next != NULL) | |
| 6152 return FALSE; | |
| 6153 | |
| 7 | 6154 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| 1906 | 6155 if ((!((wp->w_buffer->b_help && !curbuf->b_help) |
| 7 | 6156 # ifdef FEAT_QUICKFIX |
| 6157 || wp->w_p_pvw | |
| 6158 # endif | |
| 6159 ) || wp == curwin) | |
| 1906 | 6160 # ifdef FEAT_AUTOCMD |
| 6161 && wp != aucmd_win | |
| 6162 # endif | |
| 6163 ) | |
| 7 | 6164 ++count; |
| 6165 return (count <= 1); | |
| 6166 #else | |
| 6167 return TRUE; | |
| 6168 #endif | |
| 6169 } | |
| 6170 | |
| 6171 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO) | |
| 6172 /* | |
| 6173 * Correct the cursor line number in other windows. Used after changing the | |
| 6174 * current buffer, and before applying autocommands. | |
| 6175 * When "do_curwin" is TRUE, also check current window. | |
| 6176 */ | |
| 6177 void | |
| 6178 check_lnums(do_curwin) | |
| 6179 int do_curwin; | |
| 6180 { | |
| 6181 win_T *wp; | |
| 6182 | |
| 6183 #ifdef FEAT_WINDOWS | |
| 671 | 6184 tabpage_T *tp; |
| 6185 | |
| 6186 FOR_ALL_TAB_WINDOWS(tp, wp) | |
| 7 | 6187 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf) |
| 6188 #else | |
| 6189 wp = curwin; | |
| 6190 if (do_curwin) | |
| 6191 #endif | |
| 6192 { | |
| 6193 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
| 6194 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
| 6195 if (wp->w_topline > curbuf->b_ml.ml_line_count) | |
| 6196 wp->w_topline = curbuf->b_ml.ml_line_count; | |
| 6197 } | |
| 6198 } | |
| 6199 #endif | |
| 6200 | |
| 6201 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 6202 | |
| 6203 /* | |
| 6204 * A snapshot of the window sizes, to restore them after closing the help | |
| 6205 * window. | |
| 6206 * Only these fields are used: | |
| 6207 * fr_layout | |
| 6208 * fr_width | |
| 6209 * fr_height | |
| 6210 * fr_next | |
| 6211 * fr_child | |
| 6212 * fr_win (only valid for the old curwin, NULL otherwise) | |
| 6213 */ | |
| 6214 | |
| 6215 /* | |
| 6216 * Create a snapshot of the current frame sizes. | |
| 6217 */ | |
| 1906 | 6218 void |
| 6219 make_snapshot(idx) | |
| 6220 int idx; | |
| 7 | 6221 { |
| 1906 | 6222 clear_snapshot(curtab, idx); |
| 6223 make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]); | |
| 7 | 6224 } |
| 6225 | |
| 6226 static void | |
| 6227 make_snapshot_rec(fr, frp) | |
| 6228 frame_T *fr; | |
| 6229 frame_T **frp; | |
| 6230 { | |
| 6231 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
| 6232 if (*frp == NULL) | |
| 6233 return; | |
| 6234 (*frp)->fr_layout = fr->fr_layout; | |
| 6235 # ifdef FEAT_VERTSPLIT | |
| 6236 (*frp)->fr_width = fr->fr_width; | |
| 6237 # endif | |
| 6238 (*frp)->fr_height = fr->fr_height; | |
| 6239 if (fr->fr_next != NULL) | |
| 6240 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next)); | |
| 6241 if (fr->fr_child != NULL) | |
| 6242 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child)); | |
| 6243 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin) | |
| 6244 (*frp)->fr_win = curwin; | |
| 6245 } | |
| 6246 | |
| 6247 /* | |
| 6248 * Remove any existing snapshot. | |
| 6249 */ | |
| 6250 static void | |
| 1906 | 6251 clear_snapshot(tp, idx) |
| 675 | 6252 tabpage_T *tp; |
| 1906 | 6253 int idx; |
| 7 | 6254 { |
| 1906 | 6255 clear_snapshot_rec(tp->tp_snapshot[idx]); |
| 6256 tp->tp_snapshot[idx] = NULL; | |
| 7 | 6257 } |
| 6258 | |
| 6259 static void | |
| 6260 clear_snapshot_rec(fr) | |
| 6261 frame_T *fr; | |
| 6262 { | |
| 6263 if (fr != NULL) | |
| 6264 { | |
| 6265 clear_snapshot_rec(fr->fr_next); | |
| 6266 clear_snapshot_rec(fr->fr_child); | |
| 6267 vim_free(fr); | |
| 6268 } | |
| 6269 } | |
| 6270 | |
| 6271 /* | |
| 6272 * Restore a previously created snapshot, if there is any. | |
| 6273 * This is only done if the screen size didn't change and the window layout is | |
| 6274 * still the same. | |
| 6275 */ | |
| 1906 | 6276 void |
| 6277 restore_snapshot(idx, close_curwin) | |
| 6278 int idx; | |
| 7 | 6279 int close_curwin; /* closing current window */ |
| 6280 { | |
| 6281 win_T *wp; | |
| 6282 | |
| 1906 | 6283 if (curtab->tp_snapshot[idx] != NULL |
| 7 | 6284 # ifdef FEAT_VERTSPLIT |
| 1906 | 6285 && curtab->tp_snapshot[idx]->fr_width == topframe->fr_width |
| 7 | 6286 # endif |
| 1906 | 6287 && curtab->tp_snapshot[idx]->fr_height == topframe->fr_height |
| 6288 && check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK) | |
| 6289 { | |
| 6290 wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe); | |
| 7 | 6291 win_comp_pos(); |
| 6292 if (wp != NULL && close_curwin) | |
| 6293 win_goto(wp); | |
| 6294 redraw_all_later(CLEAR); | |
| 6295 } | |
| 1906 | 6296 clear_snapshot(curtab, idx); |
| 7 | 6297 } |
| 6298 | |
| 6299 /* | |
| 6300 * Check if frames "sn" and "fr" have the same layout, same following frames | |
| 6301 * and same children. | |
| 6302 */ | |
| 6303 static int | |
| 6304 check_snapshot_rec(sn, fr) | |
| 6305 frame_T *sn; | |
| 6306 frame_T *fr; | |
| 6307 { | |
| 6308 if (sn->fr_layout != fr->fr_layout | |
| 6309 || (sn->fr_next == NULL) != (fr->fr_next == NULL) | |
| 6310 || (sn->fr_child == NULL) != (fr->fr_child == NULL) | |
| 6311 || (sn->fr_next != NULL | |
| 6312 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL) | |
| 6313 || (sn->fr_child != NULL | |
| 6314 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)) | |
| 6315 return FAIL; | |
| 6316 return OK; | |
| 6317 } | |
| 6318 | |
| 6319 /* | |
| 6320 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all | |
| 6321 * following frames and children. | |
| 6322 * Returns a pointer to the old current window, or NULL. | |
| 6323 */ | |
| 6324 static win_T * | |
| 6325 restore_snapshot_rec(sn, fr) | |
| 6326 frame_T *sn; | |
| 6327 frame_T *fr; | |
| 6328 { | |
| 6329 win_T *wp = NULL; | |
| 6330 win_T *wp2; | |
| 6331 | |
| 6332 fr->fr_height = sn->fr_height; | |
| 6333 # ifdef FEAT_VERTSPLIT | |
| 6334 fr->fr_width = sn->fr_width; | |
| 6335 # endif | |
| 6336 if (fr->fr_layout == FR_LEAF) | |
| 6337 { | |
| 6338 frame_new_height(fr, fr->fr_height, FALSE, FALSE); | |
| 6339 # ifdef FEAT_VERTSPLIT | |
| 779 | 6340 frame_new_width(fr, fr->fr_width, FALSE, FALSE); |
| 7 | 6341 # endif |
| 6342 wp = sn->fr_win; | |
| 6343 } | |
| 6344 if (sn->fr_next != NULL) | |
| 6345 { | |
| 6346 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next); | |
| 6347 if (wp2 != NULL) | |
| 6348 wp = wp2; | |
| 6349 } | |
| 6350 if (sn->fr_child != NULL) | |
| 6351 { | |
| 6352 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child); | |
| 6353 if (wp2 != NULL) | |
| 6354 wp = wp2; | |
| 6355 } | |
| 6356 return wp; | |
| 6357 } | |
| 6358 | |
| 6359 #endif | |
| 6360 | |
| 6361 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO) | |
| 6362 /* | |
| 6363 * Return TRUE if there is any vertically split window. | |
| 6364 */ | |
| 6365 int | |
| 6366 win_hasvertsplit() | |
| 6367 { | |
| 6368 frame_T *fr; | |
| 6369 | |
| 6370 if (topframe->fr_layout == FR_ROW) | |
| 6371 return TRUE; | |
| 6372 | |
| 6373 if (topframe->fr_layout == FR_COL) | |
| 6374 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next) | |
| 6375 if (fr->fr_layout == FR_ROW) | |
| 6376 return TRUE; | |
| 6377 | |
| 6378 return FALSE; | |
| 6379 } | |
| 6380 #endif | |
| 1326 | 6381 |
| 6382 #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
| 6383 /* | |
| 6384 * Add match to the match list of window 'wp'. The pattern 'pat' will be | |
| 1698 | 6385 * highlighted with the group 'grp' with priority 'prio'. |
| 1326 | 6386 * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). |
| 6387 * If no particular ID is desired, -1 must be specified for 'id'. | |
| 6388 * Return ID of added match, -1 on failure. | |
| 6389 */ | |
| 6390 int | |
| 6391 match_add(wp, grp, pat, prio, id) | |
| 6392 win_T *wp; | |
| 6393 char_u *grp; | |
| 6394 char_u *pat; | |
| 6395 int prio; | |
| 6396 int id; | |
| 6397 { | |
| 6398 matchitem_T *cur; | |
| 6399 matchitem_T *prev; | |
| 6400 matchitem_T *m; | |
| 6401 int hlg_id; | |
| 1338 | 6402 regprog_T *regprog; |
| 1326 | 6403 |
| 6404 if (*grp == NUL || *pat == NUL) | |
| 6405 return -1; | |
| 6406 if (id < -1 || id == 0) | |
| 6407 { | |
| 6408 EMSGN("E799: Invalid ID: %ld (must be greater than or equal to 1)", id); | |
| 6409 return -1; | |
| 6410 } | |
| 6411 if (id != -1) | |
| 6412 { | |
| 6413 cur = wp->w_match_head; | |
| 6414 while (cur != NULL) | |
| 6415 { | |
| 6416 if (cur->id == id) | |
| 6417 { | |
| 6418 EMSGN("E801: ID already taken: %ld", id); | |
| 6419 return -1; | |
| 6420 } | |
| 6421 cur = cur->next; | |
| 6422 } | |
| 6423 } | |
| 1570 | 6424 if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) |
| 1326 | 6425 { |
| 6426 EMSG2(_(e_nogroup), grp); | |
| 6427 return -1; | |
| 6428 } | |
| 1338 | 6429 if ((regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) |
| 1326 | 6430 { |
| 6431 EMSG2(_(e_invarg2), pat); | |
| 6432 return -1; | |
| 6433 } | |
| 6434 | |
| 6435 /* Find available match ID. */ | |
| 6436 while (id == -1) | |
| 6437 { | |
| 6438 cur = wp->w_match_head; | |
| 6439 while (cur != NULL && cur->id != wp->w_next_match_id) | |
| 6440 cur = cur->next; | |
| 6441 if (cur == NULL) | |
| 6442 id = wp->w_next_match_id; | |
| 6443 wp->w_next_match_id++; | |
| 6444 } | |
| 6445 | |
| 6446 /* Build new match. */ | |
| 6447 m = (matchitem_T *)alloc(sizeof(matchitem_T)); | |
| 6448 m->id = id; | |
| 6449 m->priority = prio; | |
| 6450 m->pattern = vim_strsave(pat); | |
| 6451 m->hlg_id = hlg_id; | |
| 1338 | 6452 m->match.regprog = regprog; |
| 6453 m->match.rmm_ic = FALSE; | |
| 6454 m->match.rmm_maxcol = 0; | |
| 1326 | 6455 |
| 6456 /* Insert new match. The match list is in ascending order with regard to | |
| 6457 * the match priorities. */ | |
| 6458 cur = wp->w_match_head; | |
| 6459 prev = cur; | |
| 6460 while (cur != NULL && prio >= cur->priority) | |
| 6461 { | |
| 6462 prev = cur; | |
| 6463 cur = cur->next; | |
| 6464 } | |
| 6465 if (cur == prev) | |
| 6466 wp->w_match_head = m; | |
| 6467 else | |
| 6468 prev->next = m; | |
| 6469 m->next = cur; | |
| 6470 | |
| 6471 redraw_later(SOME_VALID); | |
| 6472 return id; | |
| 6473 } | |
| 6474 | |
| 6475 /* | |
| 6476 * Delete match with ID 'id' in the match list of window 'wp'. | |
| 6477 * Print error messages if 'perr' is TRUE. | |
| 6478 */ | |
| 6479 int | |
| 6480 match_delete(wp, id, perr) | |
| 6481 win_T *wp; | |
| 6482 int id; | |
| 6483 int perr; | |
| 6484 { | |
| 6485 matchitem_T *cur = wp->w_match_head; | |
| 6486 matchitem_T *prev = cur; | |
| 6487 | |
| 6488 if (id < 1) | |
| 6489 { | |
| 6490 if (perr == TRUE) | |
| 6491 EMSGN("E802: Invalid ID: %ld (must be greater than or equal to 1)", | |
| 6492 id); | |
| 6493 return -1; | |
| 6494 } | |
| 6495 while (cur != NULL && cur->id != id) | |
| 6496 { | |
| 6497 prev = cur; | |
| 6498 cur = cur->next; | |
| 6499 } | |
| 6500 if (cur == NULL) | |
| 6501 { | |
| 6502 if (perr == TRUE) | |
| 6503 EMSGN("E803: ID not found: %ld", id); | |
| 6504 return -1; | |
| 6505 } | |
| 6506 if (cur == prev) | |
| 6507 wp->w_match_head = cur->next; | |
| 6508 else | |
| 6509 prev->next = cur->next; | |
| 6510 vim_free(cur->match.regprog); | |
| 6511 vim_free(cur->pattern); | |
| 6512 vim_free(cur); | |
| 6513 redraw_later(SOME_VALID); | |
| 6514 return 0; | |
| 6515 } | |
| 6516 | |
| 6517 /* | |
| 6518 * Delete all matches in the match list of window 'wp'. | |
| 6519 */ | |
| 6520 void | |
| 6521 clear_matches(wp) | |
| 6522 win_T *wp; | |
| 6523 { | |
| 6524 matchitem_T *m; | |
| 6525 | |
| 6526 while (wp->w_match_head != NULL) | |
| 6527 { | |
| 6528 m = wp->w_match_head->next; | |
| 6529 vim_free(wp->w_match_head->match.regprog); | |
| 6530 vim_free(wp->w_match_head->pattern); | |
| 6531 vim_free(wp->w_match_head); | |
| 6532 wp->w_match_head = m; | |
| 6533 } | |
| 6534 redraw_later(SOME_VALID); | |
| 6535 } | |
| 6536 | |
| 6537 /* | |
| 6538 * Get match from ID 'id' in window 'wp'. | |
| 6539 * Return NULL if match not found. | |
| 6540 */ | |
| 6541 matchitem_T * | |
| 6542 get_match(wp, id) | |
| 6543 win_T *wp; | |
| 6544 int id; | |
| 6545 { | |
| 6546 matchitem_T *cur = wp->w_match_head; | |
| 6547 | |
| 6548 while (cur != NULL && cur->id != id) | |
| 6549 cur = cur->next; | |
| 6550 return cur; | |
| 6551 } | |
| 6552 #endif |