Mercurial > vim
annotate src/window.c @ 2064:f398e0cc5b7a v7.2.349
updated for version 7.2.349
Problem: CTRL-W gf doesn't put the new tab in the same place as "tab split"
and "gf". (Tony Mechelynck)
Solution: Store the tab number in cmdmod.tab.
| author | Bram Moolenaar <bram@zimbu.org> |
|---|---|
| date | Wed, 27 Jan 2010 20:26:46 +0100 |
| parents | eac2556d4620 |
| children | 5fd44cf99b6d |
| rev | line source |
|---|---|
| 7 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 2 * | |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * | |
| 5 * Do ":help uganda" in Vim to read a list of people who contributed. | |
| 6 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 7 * See README.txt for an overview of the Vim source code. | |
| 8 */ | |
| 9 | |
| 10 #include "vim.h" | |
| 11 | |
| 12 static int path_is_url __ARGS((char_u *p)); | |
| 13 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 1822 | 14 static void win_init __ARGS((win_T *newp, win_T *oldp, int flags)); |
| 1906 | 15 static void win_init_some __ARGS((win_T *newp, win_T *oldp)); |
| 7 | 16 static void frame_comp_pos __ARGS((frame_T *topfrp, int *row, int *col)); |
| 17 static void frame_setheight __ARGS((frame_T *curfrp, int height)); | |
| 18 #ifdef FEAT_VERTSPLIT | |
| 19 static void frame_setwidth __ARGS((frame_T *curfrp, int width)); | |
| 20 #endif | |
| 21 static void win_exchange __ARGS((long)); | |
| 22 static void win_rotate __ARGS((int, int)); | |
| 23 static void win_totop __ARGS((int size, int flags)); | |
| 24 static void win_equal_rec __ARGS((win_T *next_curwin, int current, frame_T *topfr, int dir, int col, int row, int width, int height)); | |
| 672 | 25 static int last_window __ARGS((void)); |
| 1906 | 26 static int one_window __ARGS((void)); |
| 671 | 27 static win_T *win_free_mem __ARGS((win_T *win, int *dirp, tabpage_T *tp)); |
| 28 static frame_T *win_altframe __ARGS((win_T *win, tabpage_T *tp)); | |
| 667 | 29 static tabpage_T *alt_tabpage __ARGS((void)); |
| 7 | 30 static win_T *frame2win __ARGS((frame_T *frp)); |
| 31 static int frame_has_win __ARGS((frame_T *frp, win_T *wp)); | |
| 32 static void frame_new_height __ARGS((frame_T *topfrp, int height, int topfirst, int wfh)); | |
| 33 static int frame_fixed_height __ARGS((frame_T *frp)); | |
| 34 #ifdef FEAT_VERTSPLIT | |
| 779 | 35 static int frame_fixed_width __ARGS((frame_T *frp)); |
| 7 | 36 static void frame_add_statusline __ARGS((frame_T *frp)); |
| 779 | 37 static void frame_new_width __ARGS((frame_T *topfrp, int width, int leftfirst, int wfw)); |
| 7 | 38 static void frame_add_vsep __ARGS((frame_T *frp)); |
| 39 static int frame_minwidth __ARGS((frame_T *topfrp, win_T *next_curwin)); | |
| 40 static void frame_fix_width __ARGS((win_T *wp)); | |
| 41 #endif | |
| 667 | 42 #endif |
| 675 | 43 static int win_alloc_firstwin __ARGS((win_T *oldwin)); |
| 1906 | 44 static void new_frame __ARGS((win_T *wp)); |
| 667 | 45 #if defined(FEAT_WINDOWS) || defined(PROTO) |
| 672 | 46 static tabpage_T *alloc_tabpage __ARGS((void)); |
| 674 | 47 static int leave_tabpage __ARGS((buf_T *new_curbuf)); |
| 667 | 48 static void enter_tabpage __ARGS((tabpage_T *tp, buf_T *old_curbuf)); |
| 7 | 49 static void frame_fix_height __ARGS((win_T *wp)); |
| 50 static int frame_minheight __ARGS((frame_T *topfrp, win_T *next_curwin)); | |
| 51 static void win_enter_ext __ARGS((win_T *wp, int undo_sync, int no_curwin)); | |
| 671 | 52 static void win_free __ARGS((win_T *wp, tabpage_T *tp)); |
| 7 | 53 static void frame_append __ARGS((frame_T *after, frame_T *frp)); |
| 54 static void frame_insert __ARGS((frame_T *before, frame_T *frp)); | |
| 55 static void frame_remove __ARGS((frame_T *frp)); | |
| 56 #ifdef FEAT_VERTSPLIT | |
| 57 static void win_new_width __ARGS((win_T *wp, int width)); | |
| 58 static void win_goto_ver __ARGS((int up, long count)); | |
| 59 static void win_goto_hor __ARGS((int left, long count)); | |
| 60 #endif | |
| 61 static void frame_add_height __ARGS((frame_T *frp, int n)); | |
| 62 static void last_status_rec __ARGS((frame_T *fr, int statusline)); | |
| 63 | |
| 64 static void make_snapshot_rec __ARGS((frame_T *fr, frame_T **frp)); | |
| 1906 | 65 static void clear_snapshot __ARGS((tabpage_T *tp, int idx)); |
| 7 | 66 static void clear_snapshot_rec __ARGS((frame_T *fr)); |
| 67 static int check_snapshot_rec __ARGS((frame_T *sn, frame_T *fr)); | |
| 68 static win_T *restore_snapshot_rec __ARGS((frame_T *sn, frame_T *fr)); | |
| 69 | |
| 70 #endif /* FEAT_WINDOWS */ | |
| 1326 | 71 |
| 1906 | 72 static win_T *win_alloc __ARGS((win_T *after, int hidden)); |
| 7 | 73 static void win_new_height __ARGS((win_T *, int)); |
| 74 | |
| 75 #define URL_SLASH 1 /* path_is_url() has found "://" */ | |
| 76 #define URL_BACKSLASH 2 /* path_is_url() has found ":\\" */ | |
| 77 | |
| 1187 | 78 #define NOWIN (win_T *)-1 /* non-existing window */ |
| 7 | 79 |
| 170 | 80 #ifdef FEAT_WINDOWS |
| 685 | 81 # define ROWS_AVAIL (Rows - p_ch - tabline_height()) |
| 667 | 82 #else |
| 83 # define ROWS_AVAIL (Rows - p_ch) | |
| 170 | 84 #endif |
| 85 | |
| 7 | 86 #if defined(FEAT_WINDOWS) || defined(PROTO) |
| 826 | 87 |
| 88 static char *m_onlyone = N_("Already only one window"); | |
| 89 | |
| 7 | 90 /* |
| 91 * all CTRL-W window commands are handled here, called from normal_cmd(). | |
| 92 */ | |
| 93 void | |
| 94 do_window(nchar, Prenum, xchar) | |
| 95 int nchar; | |
| 96 long Prenum; | |
| 97 int xchar; /* extra char from ":wincmd gx" or NUL */ | |
| 98 { | |
| 99 long Prenum1; | |
| 100 win_T *wp; | |
| 101 #if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID) | |
| 102 char_u *ptr; | |
| 681 | 103 linenr_T lnum = -1; |
| 7 | 104 #endif |
| 105 #ifdef FEAT_FIND_ID | |
| 106 int type = FIND_DEFINE; | |
| 107 int len; | |
| 108 #endif | |
| 109 char_u cbuf[40]; | |
| 110 | |
| 111 if (Prenum == 0) | |
| 112 Prenum1 = 1; | |
| 113 else | |
| 114 Prenum1 = Prenum; | |
| 115 | |
| 116 #ifdef FEAT_CMDWIN | |
| 117 # define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; } | |
| 118 #else | |
| 119 # define CHECK_CMDWIN | |
| 120 #endif | |
| 121 | |
| 122 switch (nchar) | |
| 123 { | |
| 124 /* split current window in two parts, horizontally */ | |
| 125 case 'S': | |
| 126 case Ctrl_S: | |
| 127 case 's': | |
| 128 CHECK_CMDWIN | |
| 129 #ifdef FEAT_VISUAL | |
| 130 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 131 #endif | |
| 635 | 132 #ifdef FEAT_QUICKFIX |
| 133 /* When splitting the quickfix window open a new buffer in it, | |
| 134 * don't replicate the quickfix buffer. */ | |
| 135 if (bt_quickfix(curbuf)) | |
| 136 goto newwindow; | |
| 137 #endif | |
| 7 | 138 #ifdef FEAT_GUI |
| 139 need_mouse_correct = TRUE; | |
| 140 #endif | |
| 141 win_split((int)Prenum, 0); | |
| 142 break; | |
| 143 | |
| 144 #ifdef FEAT_VERTSPLIT | |
| 145 /* split current window in two parts, vertically */ | |
| 146 case Ctrl_V: | |
| 147 case 'v': | |
| 148 CHECK_CMDWIN | |
| 1664 | 149 # ifdef FEAT_VISUAL |
| 7 | 150 reset_VIsual_and_resel(); /* stop Visual mode */ |
| 1664 | 151 # endif |
| 152 # ifdef FEAT_QUICKFIX | |
| 153 /* When splitting the quickfix window open a new buffer in it, | |
| 154 * don't replicate the quickfix buffer. */ | |
| 155 if (bt_quickfix(curbuf)) | |
| 156 goto newwindow; | |
| 157 # endif | |
| 158 # ifdef FEAT_GUI | |
| 7 | 159 need_mouse_correct = TRUE; |
| 1664 | 160 # endif |
| 7 | 161 win_split((int)Prenum, WSP_VERT); |
| 162 break; | |
| 163 #endif | |
| 164 | |
| 165 /* split current window and edit alternate file */ | |
| 166 case Ctrl_HAT: | |
| 167 case '^': | |
| 168 CHECK_CMDWIN | |
| 169 #ifdef FEAT_VISUAL | |
| 170 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 171 #endif | |
| 172 STRCPY(cbuf, "split #"); | |
| 173 if (Prenum) | |
| 1664 | 174 vim_snprintf((char *)cbuf + 7, sizeof(cbuf) - 7, |
| 175 "%ld", Prenum); | |
| 7 | 176 do_cmdline_cmd(cbuf); |
| 177 break; | |
| 178 | |
| 179 /* open new window */ | |
| 180 case Ctrl_N: | |
| 181 case 'n': | |
| 182 CHECK_CMDWIN | |
| 183 #ifdef FEAT_VISUAL | |
| 184 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 185 #endif | |
| 635 | 186 #ifdef FEAT_QUICKFIX |
| 187 newwindow: | |
| 188 #endif | |
| 7 | 189 if (Prenum) |
| 1664 | 190 /* window height */ |
| 191 vim_snprintf((char *)cbuf, sizeof(cbuf) - 5, "%ld", Prenum); | |
| 7 | 192 else |
| 193 cbuf[0] = NUL; | |
| 1664 | 194 #if defined(FEAT_VERTSPLIT) && defined(FEAT_QUICKFIX) |
| 195 if (nchar == 'v' || nchar == Ctrl_V) | |
| 196 STRCAT(cbuf, "v"); | |
| 197 #endif | |
| 7 | 198 STRCAT(cbuf, "new"); |
| 199 do_cmdline_cmd(cbuf); | |
| 200 break; | |
| 201 | |
| 202 /* quit current window */ | |
| 203 case Ctrl_Q: | |
| 204 case 'q': | |
| 205 #ifdef FEAT_VISUAL | |
| 206 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 207 #endif | |
| 208 do_cmdline_cmd((char_u *)"quit"); | |
| 209 break; | |
| 210 | |
| 211 /* close current window */ | |
| 212 case Ctrl_C: | |
| 213 case 'c': | |
| 214 #ifdef FEAT_VISUAL | |
| 215 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 216 #endif | |
| 217 do_cmdline_cmd((char_u *)"close"); | |
| 218 break; | |
| 219 | |
| 220 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
| 221 /* close preview window */ | |
| 222 case Ctrl_Z: | |
| 223 case 'z': | |
| 224 CHECK_CMDWIN | |
| 225 #ifdef FEAT_VISUAL | |
| 226 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 227 #endif | |
| 228 do_cmdline_cmd((char_u *)"pclose"); | |
| 229 break; | |
| 230 | |
| 231 /* cursor to preview window */ | |
| 232 case 'P': | |
| 233 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 234 if (wp->w_p_pvw) | |
| 235 break; | |
| 236 if (wp == NULL) | |
| 237 EMSG(_("E441: There is no preview window")); | |
| 238 else | |
| 239 win_goto(wp); | |
| 240 break; | |
| 241 #endif | |
| 242 | |
| 243 /* close all but current window */ | |
| 244 case Ctrl_O: | |
| 245 case 'o': | |
| 246 CHECK_CMDWIN | |
| 247 #ifdef FEAT_VISUAL | |
| 248 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 249 #endif | |
| 250 do_cmdline_cmd((char_u *)"only"); | |
| 251 break; | |
| 252 | |
| 253 /* cursor to next window with wrap around */ | |
| 254 case Ctrl_W: | |
| 255 case 'w': | |
| 256 /* cursor to previous window with wrap around */ | |
| 257 case 'W': | |
| 258 CHECK_CMDWIN | |
| 1906 | 259 if (firstwin == lastwin && Prenum != 1) /* just one window */ |
| 7 | 260 beep_flush(); |
| 261 else | |
| 262 { | |
| 263 if (Prenum) /* go to specified window */ | |
| 264 { | |
| 265 for (wp = firstwin; --Prenum > 0; ) | |
| 266 { | |
| 267 if (wp->w_next == NULL) | |
| 268 break; | |
| 269 else | |
| 270 wp = wp->w_next; | |
| 271 } | |
| 272 } | |
| 273 else | |
| 274 { | |
| 275 if (nchar == 'W') /* go to previous window */ | |
| 276 { | |
| 277 wp = curwin->w_prev; | |
| 278 if (wp == NULL) | |
| 279 wp = lastwin; /* wrap around */ | |
| 280 } | |
| 281 else /* go to next window */ | |
| 282 { | |
| 283 wp = curwin->w_next; | |
| 284 if (wp == NULL) | |
| 285 wp = firstwin; /* wrap around */ | |
| 286 } | |
| 287 } | |
| 288 win_goto(wp); | |
| 289 } | |
| 290 break; | |
| 291 | |
| 292 /* cursor to window below */ | |
| 293 case 'j': | |
| 294 case K_DOWN: | |
| 295 case Ctrl_J: | |
| 296 CHECK_CMDWIN | |
| 297 #ifdef FEAT_VERTSPLIT | |
| 298 win_goto_ver(FALSE, Prenum1); | |
| 299 #else | |
| 300 for (wp = curwin; wp->w_next != NULL && Prenum1-- > 0; | |
| 301 wp = wp->w_next) | |
| 302 ; | |
| 303 win_goto(wp); | |
| 304 #endif | |
| 305 break; | |
| 306 | |
| 307 /* cursor to window above */ | |
| 308 case 'k': | |
| 309 case K_UP: | |
| 310 case Ctrl_K: | |
| 311 CHECK_CMDWIN | |
| 312 #ifdef FEAT_VERTSPLIT | |
| 313 win_goto_ver(TRUE, Prenum1); | |
| 314 #else | |
| 315 for (wp = curwin; wp->w_prev != NULL && Prenum1-- > 0; | |
| 316 wp = wp->w_prev) | |
| 317 ; | |
| 318 win_goto(wp); | |
| 319 #endif | |
| 320 break; | |
| 321 | |
| 322 #ifdef FEAT_VERTSPLIT | |
| 323 /* cursor to left window */ | |
| 324 case 'h': | |
| 325 case K_LEFT: | |
| 326 case Ctrl_H: | |
| 327 case K_BS: | |
| 328 CHECK_CMDWIN | |
| 329 win_goto_hor(TRUE, Prenum1); | |
| 330 break; | |
| 331 | |
| 332 /* cursor to right window */ | |
| 333 case 'l': | |
| 334 case K_RIGHT: | |
| 335 case Ctrl_L: | |
| 336 CHECK_CMDWIN | |
| 337 win_goto_hor(FALSE, Prenum1); | |
| 338 break; | |
| 339 #endif | |
| 340 | |
| 826 | 341 /* move window to new tab page */ |
| 342 case 'T': | |
| 1906 | 343 if (one_window()) |
| 826 | 344 MSG(_(m_onlyone)); |
| 345 else | |
| 346 { | |
| 347 tabpage_T *oldtab = curtab; | |
| 348 tabpage_T *newtab; | |
| 349 | |
| 350 /* First create a new tab with the window, then go back to | |
| 351 * the old tab and close the window there. */ | |
| 944 | 352 wp = curwin; |
| 826 | 353 if (win_new_tabpage((int)Prenum) == OK |
| 354 && valid_tabpage(oldtab)) | |
| 355 { | |
| 356 newtab = curtab; | |
| 357 goto_tabpage_tp(oldtab); | |
| 358 if (curwin == wp) | |
| 359 win_close(curwin, FALSE); | |
| 360 if (valid_tabpage(newtab)) | |
| 361 goto_tabpage_tp(newtab); | |
| 362 } | |
| 363 } | |
| 364 break; | |
| 365 | |
| 7 | 366 /* cursor to top-left window */ |
| 367 case 't': | |
| 368 case Ctrl_T: | |
| 369 win_goto(firstwin); | |
| 370 break; | |
| 371 | |
| 372 /* cursor to bottom-right window */ | |
| 373 case 'b': | |
| 374 case Ctrl_B: | |
| 375 win_goto(lastwin); | |
| 376 break; | |
| 377 | |
| 378 /* cursor to last accessed (previous) window */ | |
| 379 case 'p': | |
| 380 case Ctrl_P: | |
| 381 if (prevwin == NULL) | |
| 382 beep_flush(); | |
| 383 else | |
| 384 win_goto(prevwin); | |
| 385 break; | |
| 386 | |
| 387 /* exchange current and next window */ | |
| 388 case 'x': | |
| 389 case Ctrl_X: | |
| 390 CHECK_CMDWIN | |
| 391 win_exchange(Prenum); | |
| 392 break; | |
| 393 | |
| 394 /* rotate windows downwards */ | |
| 395 case Ctrl_R: | |
| 396 case 'r': | |
| 397 CHECK_CMDWIN | |
| 398 #ifdef FEAT_VISUAL | |
| 399 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 400 #endif | |
| 401 win_rotate(FALSE, (int)Prenum1); /* downwards */ | |
| 402 break; | |
| 403 | |
| 404 /* rotate windows upwards */ | |
| 405 case 'R': | |
| 406 CHECK_CMDWIN | |
| 407 #ifdef FEAT_VISUAL | |
| 408 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 409 #endif | |
| 410 win_rotate(TRUE, (int)Prenum1); /* upwards */ | |
| 411 break; | |
| 412 | |
| 413 /* move window to the very top/bottom/left/right */ | |
| 414 case 'K': | |
| 415 case 'J': | |
| 416 #ifdef FEAT_VERTSPLIT | |
| 417 case 'H': | |
| 418 case 'L': | |
| 419 #endif | |
| 420 CHECK_CMDWIN | |
| 421 win_totop((int)Prenum, | |
| 422 ((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0) | |
| 423 | ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT)); | |
| 424 break; | |
| 425 | |
| 426 /* make all windows the same height */ | |
| 427 case '=': | |
| 428 #ifdef FEAT_GUI | |
| 429 need_mouse_correct = TRUE; | |
| 430 #endif | |
| 431 win_equal(NULL, FALSE, 'b'); | |
| 432 break; | |
| 433 | |
| 434 /* increase current window height */ | |
| 435 case '+': | |
| 436 #ifdef FEAT_GUI | |
| 437 need_mouse_correct = TRUE; | |
| 438 #endif | |
| 439 win_setheight(curwin->w_height + (int)Prenum1); | |
| 440 break; | |
| 441 | |
| 442 /* decrease current window height */ | |
| 443 case '-': | |
| 444 #ifdef FEAT_GUI | |
| 445 need_mouse_correct = TRUE; | |
| 446 #endif | |
| 447 win_setheight(curwin->w_height - (int)Prenum1); | |
| 448 break; | |
| 449 | |
| 450 /* set current window height */ | |
| 451 case Ctrl__: | |
| 452 case '_': | |
| 453 #ifdef FEAT_GUI | |
| 454 need_mouse_correct = TRUE; | |
| 455 #endif | |
| 456 win_setheight(Prenum ? (int)Prenum : 9999); | |
| 457 break; | |
| 458 | |
| 459 #ifdef FEAT_VERTSPLIT | |
| 460 /* increase current window width */ | |
| 461 case '>': | |
| 462 #ifdef FEAT_GUI | |
| 463 need_mouse_correct = TRUE; | |
| 464 #endif | |
| 465 win_setwidth(curwin->w_width + (int)Prenum1); | |
| 466 break; | |
| 467 | |
| 468 /* decrease current window width */ | |
| 469 case '<': | |
| 470 #ifdef FEAT_GUI | |
| 471 need_mouse_correct = TRUE; | |
| 472 #endif | |
| 473 win_setwidth(curwin->w_width - (int)Prenum1); | |
| 474 break; | |
| 475 | |
| 476 /* set current window width */ | |
| 477 case '|': | |
| 478 #ifdef FEAT_GUI | |
| 479 need_mouse_correct = TRUE; | |
| 480 #endif | |
| 481 win_setwidth(Prenum != 0 ? (int)Prenum : 9999); | |
| 482 break; | |
| 483 #endif | |
| 484 | |
| 485 /* jump to tag and split window if tag exists (in preview window) */ | |
| 486 #if defined(FEAT_QUICKFIX) | |
| 487 case '}': | |
| 488 CHECK_CMDWIN | |
| 489 if (Prenum) | |
| 490 g_do_tagpreview = Prenum; | |
| 491 else | |
| 492 g_do_tagpreview = p_pvh; | |
| 493 /*FALLTHROUGH*/ | |
| 494 #endif | |
| 495 case ']': | |
| 496 case Ctrl_RSB: | |
| 497 CHECK_CMDWIN | |
| 498 #ifdef FEAT_VISUAL | |
| 499 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 500 #endif | |
| 501 if (Prenum) | |
| 502 postponed_split = Prenum; | |
| 503 else | |
| 504 postponed_split = -1; | |
| 505 | |
| 506 /* Execute the command right here, required when | |
| 507 * "wincmd ]" was used in a function. */ | |
| 508 do_nv_ident(Ctrl_RSB, NUL); | |
| 509 break; | |
| 510 | |
| 511 #ifdef FEAT_SEARCHPATH | |
| 512 /* edit file name under cursor in a new window */ | |
| 513 case 'f': | |
| 681 | 514 case 'F': |
| 7 | 515 case Ctrl_F: |
| 820 | 516 wingotofile: |
| 7 | 517 CHECK_CMDWIN |
| 344 | 518 |
| 681 | 519 ptr = grab_file_name(Prenum1, &lnum); |
| 7 | 520 if (ptr != NULL) |
| 521 { | |
| 820 | 522 # ifdef FEAT_GUI |
| 7 | 523 need_mouse_correct = TRUE; |
| 820 | 524 # endif |
| 7 | 525 setpcmark(); |
| 526 if (win_split(0, 0) == OK) | |
| 527 { | |
| 528 # ifdef FEAT_SCROLLBIND | |
| 529 curwin->w_p_scb = FALSE; | |
| 530 # endif | |
| 1743 | 531 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL, |
| 532 ECMD_HIDE, NULL); | |
| 681 | 533 if (nchar == 'F' && lnum >= 0) |
| 534 { | |
| 535 curwin->w_cursor.lnum = lnum; | |
| 536 check_cursor_lnum(); | |
| 537 beginline(BL_SOL | BL_FIX); | |
| 538 } | |
| 7 | 539 } |
| 540 vim_free(ptr); | |
| 541 } | |
| 542 break; | |
| 543 #endif | |
| 544 | |
| 545 #ifdef FEAT_FIND_ID | |
| 1187 | 546 /* Go to the first occurrence of the identifier under cursor along path in a |
| 7 | 547 * new window -- webb |
| 548 */ | |
| 549 case 'i': /* Go to any match */ | |
| 550 case Ctrl_I: | |
| 551 type = FIND_ANY; | |
| 552 /* FALLTHROUGH */ | |
| 553 case 'd': /* Go to definition, using 'define' */ | |
| 554 case Ctrl_D: | |
| 555 CHECK_CMDWIN | |
| 556 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) | |
| 557 break; | |
| 558 find_pattern_in_path(ptr, 0, len, TRUE, | |
| 559 Prenum == 0 ? TRUE : FALSE, type, | |
| 560 Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM); | |
| 561 curwin->w_set_curswant = TRUE; | |
| 562 break; | |
| 563 #endif | |
| 564 | |
| 170 | 565 case K_KENTER: |
| 566 case CAR: | |
| 567 #if defined(FEAT_QUICKFIX) | |
| 568 /* | |
| 569 * In a quickfix window a <CR> jumps to the error under the | |
| 570 * cursor in a new window. | |
| 571 */ | |
| 572 if (bt_quickfix(curbuf)) | |
| 573 { | |
| 643 | 574 sprintf((char *)cbuf, "split +%ld%s", |
| 575 (long)curwin->w_cursor.lnum, | |
| 576 (curwin->w_llist_ref == NULL) ? "cc" : "ll"); | |
| 170 | 577 do_cmdline_cmd(cbuf); |
| 578 } | |
| 579 #endif | |
| 580 break; | |
| 581 | |
| 582 | |
| 7 | 583 /* CTRL-W g extended commands */ |
| 584 case 'g': | |
| 585 case Ctrl_G: | |
| 586 CHECK_CMDWIN | |
| 587 #ifdef USE_ON_FLY_SCROLL | |
| 588 dont_scroll = TRUE; /* disallow scrolling here */ | |
| 589 #endif | |
| 590 ++no_mapping; | |
| 591 ++allow_keys; /* no mapping for xchar, but allow key codes */ | |
| 592 if (xchar == NUL) | |
| 1389 | 593 xchar = plain_vgetc(); |
| 7 | 594 LANGMAP_ADJUST(xchar, TRUE); |
| 595 --no_mapping; | |
| 596 --allow_keys; | |
| 597 #ifdef FEAT_CMDL_INFO | |
| 598 (void)add_to_showcmd(xchar); | |
| 599 #endif | |
| 600 switch (xchar) | |
| 601 { | |
| 602 #if defined(FEAT_QUICKFIX) | |
| 603 case '}': | |
| 604 xchar = Ctrl_RSB; | |
| 605 if (Prenum) | |
| 606 g_do_tagpreview = Prenum; | |
| 607 else | |
| 608 g_do_tagpreview = p_pvh; | |
| 609 /*FALLTHROUGH*/ | |
| 610 #endif | |
| 611 case ']': | |
| 612 case Ctrl_RSB: | |
| 613 #ifdef FEAT_VISUAL | |
| 614 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 615 #endif | |
| 616 if (Prenum) | |
| 617 postponed_split = Prenum; | |
| 618 else | |
| 619 postponed_split = -1; | |
| 620 | |
| 621 /* Execute the command right here, required when | |
| 622 * "wincmd g}" was used in a function. */ | |
| 623 do_nv_ident('g', xchar); | |
| 624 break; | |
| 625 | |
| 820 | 626 #ifdef FEAT_SEARCHPATH |
| 627 case 'f': /* CTRL-W gf: "gf" in a new tab page */ | |
| 839 | 628 case 'F': /* CTRL-W gF: "gF" in a new tab page */ |
|
2064
f398e0cc5b7a
updated for version 7.2.349
Bram Moolenaar <bram@zimbu.org>
parents:
1918
diff
changeset
|
629 cmdmod.tab = tabpage_index(curtab) + 1; |
| 839 | 630 nchar = xchar; |
| 820 | 631 goto wingotofile; |
| 632 #endif | |
| 7 | 633 default: |
| 634 beep_flush(); | |
| 635 break; | |
| 636 } | |
| 637 break; | |
| 638 | |
| 639 default: beep_flush(); | |
| 640 break; | |
| 641 } | |
| 642 } | |
| 643 | |
| 644 /* | |
| 645 * split the current window, implements CTRL-W s and :split | |
| 646 * | |
| 647 * "size" is the height or width for the new window, 0 to use half of current | |
| 648 * height or width. | |
| 649 * | |
| 650 * "flags": | |
| 651 * WSP_ROOM: require enough room for new window | |
| 652 * WSP_VERT: vertical split. | |
| 653 * WSP_TOP: open window at the top-left of the shell (help window). | |
| 654 * WSP_BOT: open window at the bottom-right of the shell (quickfix window). | |
| 655 * WSP_HELP: creating the help window, keep layout snapshot | |
| 656 * | |
| 657 * return FAIL for failure, OK otherwise | |
| 658 */ | |
| 659 int | |
| 660 win_split(size, flags) | |
| 661 int size; | |
| 662 int flags; | |
| 663 { | |
| 682 | 664 /* When the ":tab" modifier was used open a new tab page instead. */ |
| 665 if (may_open_tabpage() == OK) | |
| 666 return OK; | |
| 667 | |
| 7 | 668 /* Add flags from ":vertical", ":topleft" and ":botright". */ |
| 669 flags |= cmdmod.split; | |
| 670 if ((flags & WSP_TOP) && (flags & WSP_BOT)) | |
| 671 { | |
| 672 EMSG(_("E442: Can't split topleft and botright at the same time")); | |
| 673 return FAIL; | |
| 674 } | |
| 675 | |
| 676 /* When creating the help window make a snapshot of the window layout. | |
| 677 * Otherwise clear the snapshot, it's now invalid. */ | |
| 678 if (flags & WSP_HELP) | |
| 1906 | 679 make_snapshot(SNAP_HELP_IDX); |
| 7 | 680 else |
| 1906 | 681 clear_snapshot(curtab, SNAP_HELP_IDX); |
| 7 | 682 |
| 683 return win_split_ins(size, flags, NULL, 0); | |
| 684 } | |
| 685 | |
| 686 /* | |
| 675 | 687 * When "newwin" is NULL: split the current window in two. |
| 7 | 688 * When "newwin" is not NULL: insert this window at the far |
| 689 * top/left/right/bottom. | |
| 690 * return FAIL for failure, OK otherwise | |
| 691 */ | |
| 1906 | 692 int |
| 7 | 693 win_split_ins(size, flags, newwin, dir) |
| 694 int size; | |
| 695 int flags; | |
| 696 win_T *newwin; | |
| 697 int dir; | |
| 698 { | |
| 699 win_T *wp = newwin; | |
| 700 win_T *oldwin; | |
| 701 int new_size = size; | |
| 702 int i; | |
| 703 int need_status = 0; | |
| 704 int do_equal = FALSE; | |
| 705 int needed; | |
| 706 int available; | |
| 707 int oldwin_height = 0; | |
| 708 int layout; | |
| 709 frame_T *frp, *curfrp; | |
| 710 int before; | |
| 711 | |
| 712 if (flags & WSP_TOP) | |
| 713 oldwin = firstwin; | |
| 714 else if (flags & WSP_BOT) | |
| 715 oldwin = lastwin; | |
| 716 else | |
| 717 oldwin = curwin; | |
| 718 | |
| 719 /* add a status line when p_ls == 1 and splitting the first window */ | |
| 720 if (lastwin == firstwin && p_ls == 1 && oldwin->w_status_height == 0) | |
| 721 { | |
| 722 if (oldwin->w_height <= p_wmh && newwin == NULL) | |
| 723 { | |
| 724 EMSG(_(e_noroom)); | |
| 725 return FAIL; | |
| 726 } | |
| 727 need_status = STATUS_HEIGHT; | |
| 728 } | |
| 729 | |
| 1114 | 730 #ifdef FEAT_GUI |
| 731 /* May be needed for the scrollbars that are going to change. */ | |
| 732 if (gui.in_use) | |
| 733 out_flush(); | |
| 734 #endif | |
| 735 | |
| 7 | 736 #ifdef FEAT_VERTSPLIT |
| 737 if (flags & WSP_VERT) | |
| 738 { | |
| 739 layout = FR_ROW; | |
| 740 | |
| 741 /* | |
| 742 * Check if we are able to split the current window and compute its | |
| 743 * width. | |
| 744 */ | |
| 745 needed = p_wmw + 1; | |
| 746 if (flags & WSP_ROOM) | |
| 747 needed += p_wiw - p_wmw; | |
| 748 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
| 749 { | |
| 750 available = topframe->fr_width; | |
| 751 needed += frame_minwidth(topframe, NULL); | |
| 752 } | |
| 753 else | |
| 754 available = oldwin->w_width; | |
| 755 if (available < needed && newwin == NULL) | |
| 756 { | |
| 757 EMSG(_(e_noroom)); | |
| 758 return FAIL; | |
| 759 } | |
| 760 if (new_size == 0) | |
| 761 new_size = oldwin->w_width / 2; | |
| 762 if (new_size > oldwin->w_width - p_wmw - 1) | |
| 763 new_size = oldwin->w_width - p_wmw - 1; | |
| 764 if (new_size < p_wmw) | |
| 765 new_size = p_wmw; | |
| 766 | |
| 767 /* if it doesn't fit in the current window, need win_equal() */ | |
| 768 if (oldwin->w_width - new_size - 1 < p_wmw) | |
| 769 do_equal = TRUE; | |
| 779 | 770 |
| 771 /* We don't like to take lines for the new window from a | |
| 772 * 'winfixwidth' window. Take them from a window to the left or right | |
| 773 * instead, if possible. */ | |
| 774 if (oldwin->w_p_wfw) | |
| 775 win_setwidth_win(oldwin->w_width + new_size, oldwin); | |
| 1354 | 776 |
| 777 /* Only make all windows the same width if one of them (except oldwin) | |
| 778 * is wider than one of the split windows. */ | |
| 779 if (!do_equal && p_ea && size == 0 && *p_ead != 'v' | |
| 780 && oldwin->w_frame->fr_parent != NULL) | |
| 781 { | |
| 782 frp = oldwin->w_frame->fr_parent->fr_child; | |
| 783 while (frp != NULL) | |
| 784 { | |
| 785 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
| 786 && (frp->fr_win->w_width > new_size | |
| 787 || frp->fr_win->w_width > oldwin->w_width | |
| 788 - new_size - STATUS_HEIGHT)) | |
| 789 { | |
| 790 do_equal = TRUE; | |
| 791 break; | |
| 792 } | |
| 793 frp = frp->fr_next; | |
| 794 } | |
| 795 } | |
| 7 | 796 } |
| 797 else | |
| 798 #endif | |
| 799 { | |
| 800 layout = FR_COL; | |
| 801 | |
| 802 /* | |
| 803 * Check if we are able to split the current window and compute its | |
| 804 * height. | |
| 805 */ | |
| 806 needed = p_wmh + STATUS_HEIGHT + need_status; | |
| 807 if (flags & WSP_ROOM) | |
| 808 needed += p_wh - p_wmh; | |
| 809 if (p_ea || (flags & (WSP_BOT | WSP_TOP))) | |
| 810 { | |
| 811 available = topframe->fr_height; | |
| 812 needed += frame_minheight(topframe, NULL); | |
| 813 } | |
| 814 else | |
| 815 { | |
| 816 available = oldwin->w_height; | |
| 817 needed += p_wmh; | |
| 818 } | |
| 819 if (available < needed && newwin == NULL) | |
| 820 { | |
| 821 EMSG(_(e_noroom)); | |
| 822 return FAIL; | |
| 823 } | |
| 824 oldwin_height = oldwin->w_height; | |
| 825 if (need_status) | |
| 826 { | |
| 827 oldwin->w_status_height = STATUS_HEIGHT; | |
| 828 oldwin_height -= STATUS_HEIGHT; | |
| 829 } | |
| 830 if (new_size == 0) | |
| 831 new_size = oldwin_height / 2; | |
| 832 | |
| 833 if (new_size > oldwin_height - p_wmh - STATUS_HEIGHT) | |
| 834 new_size = oldwin_height - p_wmh - STATUS_HEIGHT; | |
| 835 if (new_size < p_wmh) | |
| 836 new_size = p_wmh; | |
| 837 | |
| 838 /* if it doesn't fit in the current window, need win_equal() */ | |
| 839 if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh) | |
| 840 do_equal = TRUE; | |
| 841 | |
| 842 /* We don't like to take lines for the new window from a | |
| 843 * 'winfixheight' window. Take them from a window above or below | |
| 844 * instead, if possible. */ | |
| 845 if (oldwin->w_p_wfh) | |
| 846 { | |
| 847 win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT, | |
| 848 oldwin); | |
| 849 oldwin_height = oldwin->w_height; | |
| 850 if (need_status) | |
| 851 oldwin_height -= STATUS_HEIGHT; | |
| 852 } | |
| 1354 | 853 |
| 854 /* Only make all windows the same height if one of them (except oldwin) | |
| 855 * is higher than one of the split windows. */ | |
| 856 if (!do_equal && p_ea && size == 0 | |
| 857 #ifdef FEAT_VERTSPLIT | |
| 858 && *p_ead != 'h' | |
| 859 #endif | |
| 860 && oldwin->w_frame->fr_parent != NULL) | |
| 861 { | |
| 862 frp = oldwin->w_frame->fr_parent->fr_child; | |
| 863 while (frp != NULL) | |
| 864 { | |
| 865 if (frp->fr_win != oldwin && frp->fr_win != NULL | |
| 866 && (frp->fr_win->w_height > new_size | |
| 867 || frp->fr_win->w_height > oldwin_height - new_size | |
| 868 - STATUS_HEIGHT)) | |
| 869 { | |
| 870 do_equal = TRUE; | |
| 871 break; | |
| 872 } | |
| 873 frp = frp->fr_next; | |
| 874 } | |
| 875 } | |
| 7 | 876 } |
| 877 | |
| 878 /* | |
| 879 * allocate new window structure and link it in the window list | |
| 880 */ | |
| 881 if ((flags & WSP_TOP) == 0 | |
| 882 && ((flags & WSP_BOT) | |
| 883 || (flags & WSP_BELOW) | |
| 884 || (!(flags & WSP_ABOVE) | |
| 885 && ( | |
| 886 #ifdef FEAT_VERTSPLIT | |
| 887 (flags & WSP_VERT) ? p_spr : | |
| 888 #endif | |
| 889 p_sb)))) | |
| 890 { | |
| 891 /* new window below/right of current one */ | |
| 892 if (newwin == NULL) | |
| 1906 | 893 wp = win_alloc(oldwin, FALSE); |
| 7 | 894 else |
| 895 win_append(oldwin, wp); | |
| 896 } | |
| 897 else | |
| 898 { | |
| 899 if (newwin == NULL) | |
| 1906 | 900 wp = win_alloc(oldwin->w_prev, FALSE); |
| 7 | 901 else |
| 902 win_append(oldwin->w_prev, wp); | |
| 903 } | |
| 904 | |
| 905 if (newwin == NULL) | |
| 906 { | |
| 907 if (wp == NULL) | |
| 908 return FAIL; | |
| 909 | |
| 1906 | 910 new_frame(wp); |
| 911 if (wp->w_frame == NULL) | |
| 912 { | |
| 913 win_free(wp, NULL); | |
| 914 return FAIL; | |
| 915 } | |
| 916 | |
| 675 | 917 /* make the contents of the new window the same as the current one */ |
| 1822 | 918 win_init(wp, curwin, flags); |
| 7 | 919 } |
| 920 | |
| 921 /* | |
| 922 * Reorganise the tree of frames to insert the new window. | |
| 923 */ | |
| 924 if (flags & (WSP_TOP | WSP_BOT)) | |
| 925 { | |
| 926 #ifdef FEAT_VERTSPLIT | |
| 927 if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0) | |
| 928 || (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0)) | |
| 929 #else | |
| 930 if (topframe->fr_layout == FR_COL) | |
| 931 #endif | |
| 932 { | |
| 933 curfrp = topframe->fr_child; | |
| 934 if (flags & WSP_BOT) | |
| 935 while (curfrp->fr_next != NULL) | |
| 936 curfrp = curfrp->fr_next; | |
| 937 } | |
| 938 else | |
| 939 curfrp = topframe; | |
| 940 before = (flags & WSP_TOP); | |
| 941 } | |
| 942 else | |
| 943 { | |
| 944 curfrp = oldwin->w_frame; | |
| 945 if (flags & WSP_BELOW) | |
| 946 before = FALSE; | |
| 947 else if (flags & WSP_ABOVE) | |
| 948 before = TRUE; | |
| 949 else | |
| 950 #ifdef FEAT_VERTSPLIT | |
| 951 if (flags & WSP_VERT) | |
| 952 before = !p_spr; | |
| 953 else | |
| 954 #endif | |
| 955 before = !p_sb; | |
| 956 } | |
| 957 if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout) | |
| 958 { | |
| 959 /* Need to create a new frame in the tree to make a branch. */ | |
| 960 frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
| 961 *frp = *curfrp; | |
| 962 curfrp->fr_layout = layout; | |
| 963 frp->fr_parent = curfrp; | |
| 964 frp->fr_next = NULL; | |
| 965 frp->fr_prev = NULL; | |
| 966 curfrp->fr_child = frp; | |
| 967 curfrp->fr_win = NULL; | |
| 968 curfrp = frp; | |
| 969 if (frp->fr_win != NULL) | |
| 970 oldwin->w_frame = frp; | |
| 971 else | |
| 972 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 973 frp->fr_parent = curfrp; | |
| 974 } | |
| 975 | |
| 976 if (newwin == NULL) | |
| 1906 | 977 frp = wp->w_frame; |
| 7 | 978 else |
| 979 frp = newwin->w_frame; | |
| 980 frp->fr_parent = curfrp->fr_parent; | |
| 981 | |
| 982 /* Insert the new frame at the right place in the frame list. */ | |
| 983 if (before) | |
| 984 frame_insert(curfrp, frp); | |
| 985 else | |
| 986 frame_append(curfrp, frp); | |
| 987 | |
| 988 #ifdef FEAT_VERTSPLIT | |
| 989 if (flags & WSP_VERT) | |
| 990 { | |
| 991 wp->w_p_scr = curwin->w_p_scr; | |
| 992 if (need_status) | |
| 993 { | |
| 994 --oldwin->w_height; | |
| 995 oldwin->w_status_height = need_status; | |
| 996 } | |
| 997 if (flags & (WSP_TOP | WSP_BOT)) | |
| 998 { | |
| 999 /* set height and row of new window to full height */ | |
| 685 | 1000 wp->w_winrow = tabline_height(); |
| 7 | 1001 wp->w_height = curfrp->fr_height - (p_ls > 0); |
| 1002 wp->w_status_height = (p_ls > 0); | |
| 1003 } | |
| 1004 else | |
| 1005 { | |
| 1006 /* height and row of new window is same as current window */ | |
| 1007 wp->w_winrow = oldwin->w_winrow; | |
| 1008 wp->w_height = oldwin->w_height; | |
| 1009 wp->w_status_height = oldwin->w_status_height; | |
| 1010 } | |
| 1011 frp->fr_height = curfrp->fr_height; | |
| 1012 | |
| 1013 /* "new_size" of the current window goes to the new window, use | |
| 1014 * one column for the vertical separator */ | |
| 1015 wp->w_width = new_size; | |
| 1016 if (before) | |
| 1017 wp->w_vsep_width = 1; | |
| 1018 else | |
| 1019 { | |
| 1020 wp->w_vsep_width = oldwin->w_vsep_width; | |
| 1021 oldwin->w_vsep_width = 1; | |
| 1022 } | |
| 1023 if (flags & (WSP_TOP | WSP_BOT)) | |
| 1024 { | |
| 1025 if (flags & WSP_BOT) | |
| 1026 frame_add_vsep(curfrp); | |
| 1027 /* Set width of neighbor frame */ | |
| 1028 frame_new_width(curfrp, curfrp->fr_width | |
| 779 | 1029 - (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP, |
| 1030 FALSE); | |
| 7 | 1031 } |
| 1032 else | |
| 779 | 1033 win_new_width(oldwin, oldwin->w_width - (new_size + 1)); |
| 7 | 1034 if (before) /* new window left of current one */ |
| 1035 { | |
| 1036 wp->w_wincol = oldwin->w_wincol; | |
| 1037 oldwin->w_wincol += new_size + 1; | |
| 1038 } | |
| 1039 else /* new window right of current one */ | |
| 1040 wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1; | |
| 1041 frame_fix_width(oldwin); | |
| 1042 frame_fix_width(wp); | |
| 1043 } | |
| 1044 else | |
| 1045 #endif | |
| 1046 { | |
| 1047 /* width and column of new window is same as current window */ | |
| 1048 #ifdef FEAT_VERTSPLIT | |
| 1049 if (flags & (WSP_TOP | WSP_BOT)) | |
| 1050 { | |
| 1051 wp->w_wincol = 0; | |
| 1052 wp->w_width = Columns; | |
| 1053 wp->w_vsep_width = 0; | |
| 1054 } | |
| 1055 else | |
| 1056 { | |
| 1057 wp->w_wincol = oldwin->w_wincol; | |
| 1058 wp->w_width = oldwin->w_width; | |
| 1059 wp->w_vsep_width = oldwin->w_vsep_width; | |
| 1060 } | |
| 1061 frp->fr_width = curfrp->fr_width; | |
| 1062 #endif | |
| 1063 | |
| 1064 /* "new_size" of the current window goes to the new window, use | |
| 1065 * one row for the status line */ | |
| 1066 win_new_height(wp, new_size); | |
| 1067 if (flags & (WSP_TOP | WSP_BOT)) | |
| 1068 frame_new_height(curfrp, curfrp->fr_height | |
| 1069 - (new_size + STATUS_HEIGHT), flags & WSP_TOP, FALSE); | |
| 1070 else | |
| 1071 win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT)); | |
| 1072 if (before) /* new window above current one */ | |
| 1073 { | |
| 1074 wp->w_winrow = oldwin->w_winrow; | |
| 1075 wp->w_status_height = STATUS_HEIGHT; | |
| 1076 oldwin->w_winrow += wp->w_height + STATUS_HEIGHT; | |
| 1077 } | |
| 1078 else /* new window below current one */ | |
| 1079 { | |
| 1080 wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT; | |
| 1081 wp->w_status_height = oldwin->w_status_height; | |
| 1082 oldwin->w_status_height = STATUS_HEIGHT; | |
| 1083 } | |
| 1084 #ifdef FEAT_VERTSPLIT | |
| 1085 if (flags & WSP_BOT) | |
| 1086 frame_add_statusline(curfrp); | |
| 1087 #endif | |
| 1088 frame_fix_height(wp); | |
| 1089 frame_fix_height(oldwin); | |
| 1090 } | |
| 1091 | |
| 1092 if (flags & (WSP_TOP | WSP_BOT)) | |
| 1093 (void)win_comp_pos(); | |
| 1094 | |
| 1095 /* | |
| 1096 * Both windows need redrawing | |
| 1097 */ | |
| 1098 redraw_win_later(wp, NOT_VALID); | |
| 1099 wp->w_redr_status = TRUE; | |
| 1100 redraw_win_later(oldwin, NOT_VALID); | |
| 1101 oldwin->w_redr_status = TRUE; | |
| 1102 | |
| 1103 if (need_status) | |
| 1104 { | |
| 1105 msg_row = Rows - 1; | |
| 1106 msg_col = sc_col; | |
| 1107 msg_clr_eos_force(); /* Old command/ruler may still be there */ | |
| 1108 comp_col(); | |
| 1109 msg_row = Rows - 1; | |
| 1110 msg_col = 0; /* put position back at start of line */ | |
| 1111 } | |
| 1112 | |
| 1113 /* | |
| 1114 * make the new window the current window and redraw | |
| 1115 */ | |
| 1116 if (do_equal || dir != 0) | |
| 1117 win_equal(wp, TRUE, | |
| 1118 #ifdef FEAT_VERTSPLIT | |
| 1119 (flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h') | |
| 1120 : dir == 'h' ? 'b' : | |
| 1121 #endif | |
| 1122 'v'); | |
| 1123 | |
| 1124 /* Don't change the window height/width to 'winheight' / 'winwidth' if a | |
| 1125 * size was given. */ | |
| 1126 #ifdef FEAT_VERTSPLIT | |
| 1127 if (flags & WSP_VERT) | |
| 1128 { | |
| 1129 i = p_wiw; | |
| 1130 if (size != 0) | |
| 1131 p_wiw = size; | |
| 1132 | |
| 1133 # ifdef FEAT_GUI | |
| 1134 /* When 'guioptions' includes 'L' or 'R' may have to add scrollbars. */ | |
| 1135 if (gui.in_use) | |
| 1136 gui_init_which_components(NULL); | |
| 1137 # endif | |
| 1138 } | |
| 1139 else | |
| 1140 #endif | |
| 1141 { | |
| 1142 i = p_wh; | |
| 1143 if (size != 0) | |
| 1144 p_wh = size; | |
| 1145 } | |
| 1146 win_enter(wp, FALSE); | |
| 1147 #ifdef FEAT_VERTSPLIT | |
| 1148 if (flags & WSP_VERT) | |
| 1149 p_wiw = i; | |
| 1150 else | |
| 1151 #endif | |
| 1152 p_wh = i; | |
| 1153 | |
| 1154 return OK; | |
| 1155 } | |
| 1156 | |
| 1906 | 1157 |
| 675 | 1158 /* |
| 1159 * Initialize window "newp" from window "oldp". | |
| 1160 * Used when splitting a window and when creating a new tab page. | |
| 1161 * The windows will both edit the same buffer. | |
| 1822 | 1162 * WSP_NEWLOC may be specified in flags to prevent the location list from |
| 1163 * being copied. | |
| 675 | 1164 */ |
| 1165 static void | |
| 1822 | 1166 win_init(newp, oldp, flags) |
| 675 | 1167 win_T *newp; |
| 1168 win_T *oldp; | |
| 1887 | 1169 int flags UNUSED; |
| 675 | 1170 { |
| 1171 int i; | |
| 1172 | |
| 1173 newp->w_buffer = oldp->w_buffer; | |
| 1174 oldp->w_buffer->b_nwindows++; | |
| 1175 newp->w_cursor = oldp->w_cursor; | |
| 1176 newp->w_valid = 0; | |
| 1177 newp->w_curswant = oldp->w_curswant; | |
| 1178 newp->w_set_curswant = oldp->w_set_curswant; | |
| 1179 newp->w_topline = oldp->w_topline; | |
| 1180 #ifdef FEAT_DIFF | |
| 1181 newp->w_topfill = oldp->w_topfill; | |
| 1182 #endif | |
| 1183 newp->w_leftcol = oldp->w_leftcol; | |
| 1184 newp->w_pcmark = oldp->w_pcmark; | |
| 1185 newp->w_prev_pcmark = oldp->w_prev_pcmark; | |
| 1186 newp->w_alt_fnum = oldp->w_alt_fnum; | |
| 826 | 1187 newp->w_wrow = oldp->w_wrow; |
| 675 | 1188 newp->w_fraction = oldp->w_fraction; |
| 1189 newp->w_prev_fraction_row = oldp->w_prev_fraction_row; | |
| 1190 #ifdef FEAT_JUMPLIST | |
| 1191 copy_jumplist(oldp, newp); | |
| 1192 #endif | |
| 1193 #ifdef FEAT_QUICKFIX | |
| 1822 | 1194 if (flags & WSP_NEWLOC) |
| 1195 { | |
| 1196 /* Don't copy the location list. */ | |
| 1197 newp->w_llist = NULL; | |
| 1198 newp->w_llist_ref = NULL; | |
| 1199 } | |
| 1200 else | |
| 1201 copy_loclist(oldp, newp); | |
| 675 | 1202 #endif |
| 1203 if (oldp->w_localdir != NULL) | |
| 1204 newp->w_localdir = vim_strsave(oldp->w_localdir); | |
| 1205 | |
| 1906 | 1206 /* copy tagstack and folds */ |
| 675 | 1207 for (i = 0; i < oldp->w_tagstacklen; i++) |
| 1208 { | |
| 1209 newp->w_tagstack[i] = oldp->w_tagstack[i]; | |
| 1210 if (newp->w_tagstack[i].tagname != NULL) | |
| 1211 newp->w_tagstack[i].tagname = | |
| 1212 vim_strsave(newp->w_tagstack[i].tagname); | |
| 1213 } | |
| 1214 newp->w_tagstackidx = oldp->w_tagstackidx; | |
| 1215 newp->w_tagstacklen = oldp->w_tagstacklen; | |
| 1216 # ifdef FEAT_FOLDING | |
| 1217 copyFoldingState(oldp, newp); | |
| 1218 # endif | |
| 1906 | 1219 |
| 1220 win_init_some(newp, oldp); | |
| 1221 } | |
| 1222 | |
| 1223 /* | |
| 1224 * Initialize window "newp" from window"old". | |
| 1225 * Only the essential things are copied. | |
| 1226 */ | |
| 1227 static void | |
| 1228 win_init_some(newp, oldp) | |
| 1229 win_T *newp; | |
| 1230 win_T *oldp; | |
| 1231 { | |
| 1232 /* Use the same argument list. */ | |
| 1233 newp->w_alist = oldp->w_alist; | |
| 1234 ++newp->w_alist->al_refcount; | |
| 1235 newp->w_arg_idx = oldp->w_arg_idx; | |
| 1236 | |
| 1237 /* copy options from existing window */ | |
| 1238 win_copy_options(oldp, newp); | |
| 675 | 1239 } |
| 1240 | |
| 7 | 1241 #endif /* FEAT_WINDOWS */ |
| 1242 | |
| 1243 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 1244 /* | |
| 1245 * Check if "win" is a pointer to an existing window. | |
| 1246 */ | |
| 1247 int | |
| 1248 win_valid(win) | |
| 1249 win_T *win; | |
| 1250 { | |
| 1251 win_T *wp; | |
| 1252 | |
| 1253 if (win == NULL) | |
| 1254 return FALSE; | |
| 1255 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 1256 if (wp == win) | |
| 1257 return TRUE; | |
| 1258 return FALSE; | |
| 1259 } | |
| 1260 | |
| 1261 /* | |
| 1262 * Return the number of windows. | |
| 1263 */ | |
| 1264 int | |
| 1265 win_count() | |
| 1266 { | |
| 1267 win_T *wp; | |
| 1268 int count = 0; | |
| 1269 | |
| 1270 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 1271 ++count; | |
| 1272 return count; | |
| 1273 } | |
| 1274 | |
| 1275 /* | |
| 1276 * Make "count" windows on the screen. | |
| 1277 * Return actual number of windows on the screen. | |
| 1278 * Must be called when there is just one window, filling the whole screen | |
| 1279 * (excluding the command line). | |
| 1280 */ | |
| 1281 int | |
| 1282 make_windows(count, vertical) | |
| 1283 int count; | |
| 1887 | 1284 int vertical UNUSED; /* split windows vertically if TRUE */ |
| 7 | 1285 { |
| 1286 int maxcount; | |
| 1287 int todo; | |
| 1288 | |
| 1289 #ifdef FEAT_VERTSPLIT | |
| 1290 if (vertical) | |
| 1291 { | |
| 1292 /* Each windows needs at least 'winminwidth' lines and a separator | |
| 1293 * column. */ | |
| 1294 maxcount = (curwin->w_width + curwin->w_vsep_width | |
| 1295 - (p_wiw - p_wmw)) / (p_wmw + 1); | |
| 1296 } | |
| 1297 else | |
| 1298 #endif | |
| 1299 { | |
| 1300 /* Each window needs at least 'winminheight' lines and a status line. */ | |
| 1301 maxcount = (curwin->w_height + curwin->w_status_height | |
| 1302 - (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT); | |
| 1303 } | |
| 1304 | |
| 1305 if (maxcount < 2) | |
| 1306 maxcount = 2; | |
| 1307 if (count > maxcount) | |
| 1308 count = maxcount; | |
| 1309 | |
| 1310 /* | |
| 1311 * add status line now, otherwise first window will be too big | |
| 1312 */ | |
| 1313 if (count > 1) | |
| 1314 last_status(TRUE); | |
| 1315 | |
| 1316 #ifdef FEAT_AUTOCMD | |
| 1317 /* | |
| 1318 * Don't execute autocommands while creating the windows. Must do that | |
| 1319 * when putting the buffers in the windows. | |
| 1320 */ | |
| 1410 | 1321 block_autocmds(); |
| 7 | 1322 #endif |
| 1323 | |
| 1324 /* todo is number of windows left to create */ | |
| 1325 for (todo = count - 1; todo > 0; --todo) | |
| 1326 #ifdef FEAT_VERTSPLIT | |
| 1327 if (vertical) | |
| 1328 { | |
| 1329 if (win_split(curwin->w_width - (curwin->w_width - todo) | |
| 1330 / (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL) | |
| 1331 break; | |
| 1332 } | |
| 1333 else | |
| 1334 #endif | |
| 1335 { | |
| 1336 if (win_split(curwin->w_height - (curwin->w_height - todo | |
| 1337 * STATUS_HEIGHT) / (todo + 1) | |
| 1338 - STATUS_HEIGHT, WSP_ABOVE) == FAIL) | |
| 1339 break; | |
| 1340 } | |
| 1341 | |
| 1342 #ifdef FEAT_AUTOCMD | |
| 1410 | 1343 unblock_autocmds(); |
| 7 | 1344 #endif |
| 1345 | |
| 1346 /* return actual number of windows */ | |
| 1347 return (count - todo); | |
| 1348 } | |
| 1349 | |
| 1350 /* | |
| 1351 * Exchange current and next window | |
| 1352 */ | |
| 1353 static void | |
| 1354 win_exchange(Prenum) | |
| 1355 long Prenum; | |
| 1356 { | |
| 1357 frame_T *frp; | |
| 1358 frame_T *frp2; | |
| 1359 win_T *wp; | |
| 1360 win_T *wp2; | |
| 1361 int temp; | |
| 1362 | |
| 1363 if (lastwin == firstwin) /* just one window */ | |
| 1364 { | |
| 1365 beep_flush(); | |
| 1366 return; | |
| 1367 } | |
| 1368 | |
| 1369 #ifdef FEAT_GUI | |
| 1370 need_mouse_correct = TRUE; | |
| 1371 #endif | |
| 1372 | |
| 1373 /* | |
| 1374 * find window to exchange with | |
| 1375 */ | |
| 1376 if (Prenum) | |
| 1377 { | |
| 1378 frp = curwin->w_frame->fr_parent->fr_child; | |
| 1379 while (frp != NULL && --Prenum > 0) | |
| 1380 frp = frp->fr_next; | |
| 1381 } | |
| 1382 else if (curwin->w_frame->fr_next != NULL) /* Swap with next */ | |
| 1383 frp = curwin->w_frame->fr_next; | |
| 1384 else /* Swap last window in row/col with previous */ | |
| 1385 frp = curwin->w_frame->fr_prev; | |
| 1386 | |
| 1387 /* We can only exchange a window with another window, not with a frame | |
| 1388 * containing windows. */ | |
| 1389 if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin) | |
| 1390 return; | |
| 1391 wp = frp->fr_win; | |
| 1392 | |
| 1393 /* | |
| 1394 * 1. remove curwin from the list. Remember after which window it was in wp2 | |
| 1395 * 2. insert curwin before wp in the list | |
| 1396 * if wp != wp2 | |
| 1397 * 3. remove wp from the list | |
| 1398 * 4. insert wp after wp2 | |
| 1399 * 5. exchange the status line height and vsep width. | |
| 1400 */ | |
| 1401 wp2 = curwin->w_prev; | |
| 1402 frp2 = curwin->w_frame->fr_prev; | |
| 1403 if (wp->w_prev != curwin) | |
| 1404 { | |
| 671 | 1405 win_remove(curwin, NULL); |
| 7 | 1406 frame_remove(curwin->w_frame); |
| 1407 win_append(wp->w_prev, curwin); | |
| 1408 frame_insert(frp, curwin->w_frame); | |
| 1409 } | |
| 1410 if (wp != wp2) | |
| 1411 { | |
| 671 | 1412 win_remove(wp, NULL); |
| 7 | 1413 frame_remove(wp->w_frame); |
| 1414 win_append(wp2, wp); | |
| 1415 if (frp2 == NULL) | |
| 1416 frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame); | |
| 1417 else | |
| 1418 frame_append(frp2, wp->w_frame); | |
| 1419 } | |
| 1420 temp = curwin->w_status_height; | |
| 1421 curwin->w_status_height = wp->w_status_height; | |
| 1422 wp->w_status_height = temp; | |
| 1423 #ifdef FEAT_VERTSPLIT | |
| 1424 temp = curwin->w_vsep_width; | |
| 1425 curwin->w_vsep_width = wp->w_vsep_width; | |
| 1426 wp->w_vsep_width = temp; | |
| 1427 | |
| 1428 /* If the windows are not in the same frame, exchange the sizes to avoid | |
| 1429 * messing up the window layout. Otherwise fix the frame sizes. */ | |
| 1430 if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent) | |
| 1431 { | |
| 1432 temp = curwin->w_height; | |
| 1433 curwin->w_height = wp->w_height; | |
| 1434 wp->w_height = temp; | |
| 1435 temp = curwin->w_width; | |
| 1436 curwin->w_width = wp->w_width; | |
| 1437 wp->w_width = temp; | |
| 1438 } | |
| 1439 else | |
| 1440 { | |
| 1441 frame_fix_height(curwin); | |
| 1442 frame_fix_height(wp); | |
| 1443 frame_fix_width(curwin); | |
| 1444 frame_fix_width(wp); | |
| 1445 } | |
| 1446 #endif | |
| 1447 | |
| 1448 (void)win_comp_pos(); /* recompute window positions */ | |
| 1449 | |
| 1450 win_enter(wp, TRUE); | |
| 1451 redraw_later(CLEAR); | |
| 1452 } | |
| 1453 | |
| 1454 /* | |
| 1455 * rotate windows: if upwards TRUE the second window becomes the first one | |
| 1456 * if upwards FALSE the first window becomes the second one | |
| 1457 */ | |
| 1458 static void | |
| 1459 win_rotate(upwards, count) | |
| 1460 int upwards; | |
| 1461 int count; | |
| 1462 { | |
| 1463 win_T *wp1; | |
| 1464 win_T *wp2; | |
| 1465 frame_T *frp; | |
| 1466 int n; | |
| 1467 | |
| 1468 if (firstwin == lastwin) /* nothing to do */ | |
| 1469 { | |
| 1470 beep_flush(); | |
| 1471 return; | |
| 1472 } | |
| 1473 | |
| 1474 #ifdef FEAT_GUI | |
| 1475 need_mouse_correct = TRUE; | |
| 1476 #endif | |
| 1477 | |
| 1478 #ifdef FEAT_VERTSPLIT | |
| 1479 /* Check if all frames in this row/col have one window. */ | |
| 1480 for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL; | |
| 1481 frp = frp->fr_next) | |
| 1482 if (frp->fr_win == NULL) | |
| 1483 { | |
| 1484 EMSG(_("E443: Cannot rotate when another window is split")); | |
| 1485 return; | |
| 1486 } | |
| 1487 #endif | |
| 1488 | |
| 1489 while (count--) | |
| 1490 { | |
| 1491 if (upwards) /* first window becomes last window */ | |
| 1492 { | |
| 1493 /* remove first window/frame from the list */ | |
| 1494 frp = curwin->w_frame->fr_parent->fr_child; | |
| 1495 wp1 = frp->fr_win; | |
| 671 | 1496 win_remove(wp1, NULL); |
| 7 | 1497 frame_remove(frp); |
| 1498 | |
| 1499 /* find last frame and append removed window/frame after it */ | |
| 1500 for ( ; frp->fr_next != NULL; frp = frp->fr_next) | |
| 1501 ; | |
| 1502 win_append(frp->fr_win, wp1); | |
| 1503 frame_append(frp, wp1->w_frame); | |
| 1504 | |
| 1505 wp2 = frp->fr_win; /* previously last window */ | |
| 1506 } | |
| 1507 else /* last window becomes first window */ | |
| 1508 { | |
| 1509 /* find last window/frame in the list and remove it */ | |
| 1510 for (frp = curwin->w_frame; frp->fr_next != NULL; | |
| 1511 frp = frp->fr_next) | |
| 1512 ; | |
| 1513 wp1 = frp->fr_win; | |
| 1514 wp2 = wp1->w_prev; /* will become last window */ | |
| 671 | 1515 win_remove(wp1, NULL); |
| 7 | 1516 frame_remove(frp); |
| 1517 | |
| 1518 /* append the removed window/frame before the first in the list */ | |
| 1519 win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1); | |
| 1520 frame_insert(frp->fr_parent->fr_child, frp); | |
| 1521 } | |
| 1522 | |
| 1523 /* exchange status height and vsep width of old and new last window */ | |
| 1524 n = wp2->w_status_height; | |
| 1525 wp2->w_status_height = wp1->w_status_height; | |
| 1526 wp1->w_status_height = n; | |
| 1527 frame_fix_height(wp1); | |
| 1528 frame_fix_height(wp2); | |
| 1529 #ifdef FEAT_VERTSPLIT | |
| 1530 n = wp2->w_vsep_width; | |
| 1531 wp2->w_vsep_width = wp1->w_vsep_width; | |
| 1532 wp1->w_vsep_width = n; | |
| 1533 frame_fix_width(wp1); | |
| 1534 frame_fix_width(wp2); | |
| 1535 #endif | |
| 1536 | |
| 1537 /* recompute w_winrow and w_wincol for all windows */ | |
| 1538 (void)win_comp_pos(); | |
| 1539 } | |
| 1540 | |
| 1541 redraw_later(CLEAR); | |
| 1542 } | |
| 1543 | |
| 1544 /* | |
| 1545 * Move the current window to the very top/bottom/left/right of the screen. | |
| 1546 */ | |
| 1547 static void | |
| 1548 win_totop(size, flags) | |
| 1549 int size; | |
| 1550 int flags; | |
| 1551 { | |
| 1552 int dir; | |
| 1553 int height = curwin->w_height; | |
| 1554 | |
| 1555 if (lastwin == firstwin) | |
| 1556 { | |
| 1557 beep_flush(); | |
| 1558 return; | |
| 1559 } | |
| 1560 | |
| 1561 /* Remove the window and frame from the tree of frames. */ | |
| 671 | 1562 (void)winframe_remove(curwin, &dir, NULL); |
| 1563 win_remove(curwin, NULL); | |
| 7 | 1564 last_status(FALSE); /* may need to remove last status line */ |
| 1565 (void)win_comp_pos(); /* recompute window positions */ | |
| 1566 | |
| 1567 /* Split a window on the desired side and put the window there. */ | |
| 1568 (void)win_split_ins(size, flags, curwin, dir); | |
| 1569 if (!(flags & WSP_VERT)) | |
| 1570 { | |
| 1571 win_setheight(height); | |
| 1572 if (p_ea) | |
| 1573 win_equal(curwin, TRUE, 'v'); | |
| 1574 } | |
| 1575 | |
| 1576 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
| 1577 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
| 1578 * scrollbars. Have to update them anyway. */ | |
| 1906 | 1579 gui_may_update_scrollbars(); |
| 1580 #endif | |
| 7 | 1581 } |
| 1582 | |
| 1583 /* | |
| 1584 * Move window "win1" to below/right of "win2" and make "win1" the current | |
| 1585 * window. Only works within the same frame! | |
| 1586 */ | |
| 1587 void | |
| 1588 win_move_after(win1, win2) | |
| 1589 win_T *win1, *win2; | |
| 1590 { | |
| 1591 int height; | |
| 1592 | |
| 1593 /* check if the arguments are reasonable */ | |
| 1594 if (win1 == win2) | |
| 1595 return; | |
| 1596 | |
| 1597 /* check if there is something to do */ | |
| 1598 if (win2->w_next != win1) | |
| 1599 { | |
| 1600 /* may need move the status line/vertical separator of the last window | |
| 1601 * */ | |
| 1602 if (win1 == lastwin) | |
| 1603 { | |
| 1604 height = win1->w_prev->w_status_height; | |
| 1605 win1->w_prev->w_status_height = win1->w_status_height; | |
| 1606 win1->w_status_height = height; | |
| 1607 #ifdef FEAT_VERTSPLIT | |
| 1070 | 1608 if (win1->w_prev->w_vsep_width == 1) |
| 1609 { | |
| 1610 /* Remove the vertical separator from the last-but-one window, | |
| 1611 * add it to the last window. Adjust the frame widths. */ | |
| 1612 win1->w_prev->w_vsep_width = 0; | |
| 1613 win1->w_prev->w_frame->fr_width -= 1; | |
| 1614 win1->w_vsep_width = 1; | |
| 1615 win1->w_frame->fr_width += 1; | |
| 1616 } | |
| 7 | 1617 #endif |
| 1618 } | |
| 1619 else if (win2 == lastwin) | |
| 1620 { | |
| 1621 height = win1->w_status_height; | |
| 1622 win1->w_status_height = win2->w_status_height; | |
| 1623 win2->w_status_height = height; | |
| 1624 #ifdef FEAT_VERTSPLIT | |
| 1070 | 1625 if (win1->w_vsep_width == 1) |
| 1626 { | |
| 1627 /* Remove the vertical separator from win1, add it to the last | |
| 1628 * window, win2. Adjust the frame widths. */ | |
| 1629 win2->w_vsep_width = 1; | |
| 1630 win2->w_frame->fr_width += 1; | |
| 1631 win1->w_vsep_width = 0; | |
| 1632 win1->w_frame->fr_width -= 1; | |
| 1633 } | |
| 7 | 1634 #endif |
| 1635 } | |
| 671 | 1636 win_remove(win1, NULL); |
| 7 | 1637 frame_remove(win1->w_frame); |
| 1638 win_append(win2, win1); | |
| 1639 frame_append(win2->w_frame, win1->w_frame); | |
| 1640 | |
| 1641 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
| 1642 redraw_later(NOT_VALID); | |
| 1643 } | |
| 1644 win_enter(win1, FALSE); | |
| 1645 } | |
| 1646 | |
| 1647 /* | |
| 1648 * Make all windows the same height. | |
| 1649 * 'next_curwin' will soon be the current window, make sure it has enough | |
| 1650 * rows. | |
| 1651 */ | |
| 1652 void | |
| 1653 win_equal(next_curwin, current, dir) | |
| 1654 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
| 1655 int current; /* do only frame with current window */ | |
| 1656 int dir; /* 'v' for vertically, 'h' for horizontally, | |
| 1657 'b' for both, 0 for using p_ead */ | |
| 1658 { | |
| 1659 if (dir == 0) | |
| 1660 #ifdef FEAT_VERTSPLIT | |
| 1661 dir = *p_ead; | |
| 1662 #else | |
| 1663 dir = 'b'; | |
| 1664 #endif | |
| 1665 win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current, | |
| 685 | 1666 topframe, dir, 0, tabline_height(), |
| 667 | 1667 (int)Columns, topframe->fr_height); |
| 7 | 1668 } |
| 1669 | |
| 1670 /* | |
| 1671 * Set a frame to a new position and height, spreading the available room | |
| 1672 * equally over contained frames. | |
| 1673 * The window "next_curwin" (if not NULL) should at least get the size from | |
| 1674 * 'winheight' and 'winwidth' if possible. | |
| 1675 */ | |
| 1676 static void | |
| 1677 win_equal_rec(next_curwin, current, topfr, dir, col, row, width, height) | |
| 1678 win_T *next_curwin; /* pointer to current window to be or NULL */ | |
| 1679 int current; /* do only frame with current window */ | |
| 1680 frame_T *topfr; /* frame to set size off */ | |
| 1681 int dir; /* 'v', 'h' or 'b', see win_equal() */ | |
| 1682 int col; /* horizontal position for frame */ | |
| 1683 int row; /* vertical position for frame */ | |
| 1684 int width; /* new width of frame */ | |
| 1685 int height; /* new height of frame */ | |
| 1686 { | |
| 1687 int n, m; | |
| 1688 int extra_sep = 0; | |
| 1689 int wincount, totwincount = 0; | |
| 1690 frame_T *fr; | |
| 1691 int next_curwin_size = 0; | |
| 1692 int room = 0; | |
| 1693 int new_size; | |
| 1694 int has_next_curwin = 0; | |
| 1695 int hnc; | |
| 1696 | |
| 1697 if (topfr->fr_layout == FR_LEAF) | |
| 1698 { | |
| 1699 /* Set the width/height of this frame. | |
| 1700 * Redraw when size or position changes */ | |
| 1701 if (topfr->fr_height != height || topfr->fr_win->w_winrow != row | |
| 1702 #ifdef FEAT_VERTSPLIT | |
| 1703 || topfr->fr_width != width || topfr->fr_win->w_wincol != col | |
| 1704 #endif | |
| 1705 ) | |
| 1706 { | |
| 1707 topfr->fr_win->w_winrow = row; | |
| 1708 frame_new_height(topfr, height, FALSE, FALSE); | |
| 1709 #ifdef FEAT_VERTSPLIT | |
| 1710 topfr->fr_win->w_wincol = col; | |
| 779 | 1711 frame_new_width(topfr, width, FALSE, FALSE); |
| 7 | 1712 #endif |
| 1713 redraw_all_later(CLEAR); | |
| 1714 } | |
| 1715 } | |
| 1716 #ifdef FEAT_VERTSPLIT | |
| 1717 else if (topfr->fr_layout == FR_ROW) | |
| 1718 { | |
| 1719 topfr->fr_width = width; | |
| 1720 topfr->fr_height = height; | |
| 1721 | |
| 1722 if (dir != 'v') /* equalize frame widths */ | |
| 1723 { | |
| 1724 /* Compute the maximum number of windows horizontally in this | |
| 1725 * frame. */ | |
| 1726 n = frame_minwidth(topfr, NOWIN); | |
| 1727 /* add one for the rightmost window, it doesn't have a separator */ | |
| 1728 if (col + width == Columns) | |
| 1729 extra_sep = 1; | |
| 1730 else | |
| 1731 extra_sep = 0; | |
| 1732 totwincount = (n + extra_sep) / (p_wmw + 1); | |
| 779 | 1733 has_next_curwin = frame_has_win(topfr, next_curwin); |
| 1734 | |
| 1735 /* | |
| 1736 * Compute width for "next_curwin" window and room available for | |
| 1737 * other windows. | |
| 1738 * "m" is the minimal width when counting p_wiw for "next_curwin". | |
| 1739 */ | |
| 7 | 1740 m = frame_minwidth(topfr, next_curwin); |
| 1741 room = width - m; | |
| 1742 if (room < 0) | |
| 1743 { | |
| 1744 next_curwin_size = p_wiw + room; | |
| 1745 room = 0; | |
| 1746 } | |
| 1747 else | |
| 1748 { | |
| 779 | 1749 next_curwin_size = -1; |
| 1750 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1751 { | |
| 1752 /* If 'winfixwidth' set keep the window width if | |
| 1753 * possible. | |
| 1754 * Watch out for this window being the next_curwin. */ | |
| 1755 if (frame_fixed_width(fr)) | |
| 1756 { | |
| 1757 n = frame_minwidth(fr, NOWIN); | |
| 1758 new_size = fr->fr_width; | |
| 1759 if (frame_has_win(fr, next_curwin)) | |
| 1760 { | |
| 1761 room += p_wiw - p_wmw; | |
| 1762 next_curwin_size = 0; | |
| 1763 if (new_size < p_wiw) | |
| 1764 new_size = p_wiw; | |
| 1765 } | |
| 1766 else | |
| 1767 /* These windows don't use up room. */ | |
| 1768 totwincount -= (n + (fr->fr_next == NULL | |
| 1769 ? extra_sep : 0)) / (p_wmw + 1); | |
| 1770 room -= new_size - n; | |
| 1771 if (room < 0) | |
| 1772 { | |
| 1773 new_size += room; | |
| 1774 room = 0; | |
| 1775 } | |
| 1776 fr->fr_newwidth = new_size; | |
| 1777 } | |
| 1778 } | |
| 1779 if (next_curwin_size == -1) | |
| 1780 { | |
| 1781 if (!has_next_curwin) | |
| 1782 next_curwin_size = 0; | |
| 1783 else if (totwincount > 1 | |
| 1784 && (room + (totwincount - 2)) | |
| 1785 / (totwincount - 1) > p_wiw) | |
| 1786 { | |
| 834 | 1787 /* Can make all windows wider than 'winwidth', spread |
| 1788 * the room equally. */ | |
| 1789 next_curwin_size = (room + p_wiw | |
| 1790 + (totwincount - 1) * p_wmw | |
| 1791 + (totwincount - 1)) / totwincount; | |
| 779 | 1792 room -= next_curwin_size - p_wiw; |
| 1793 } | |
| 1794 else | |
| 1795 next_curwin_size = p_wiw; | |
| 1796 } | |
| 7 | 1797 } |
| 779 | 1798 |
| 1799 if (has_next_curwin) | |
| 7 | 1800 --totwincount; /* don't count curwin */ |
| 1801 } | |
| 1802 | |
| 1803 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1804 { | |
| 1805 n = m = 0; | |
| 1806 wincount = 1; | |
| 1807 if (fr->fr_next == NULL) | |
| 1808 /* last frame gets all that remains (avoid roundoff error) */ | |
| 1809 new_size = width; | |
| 1810 else if (dir == 'v') | |
| 1811 new_size = fr->fr_width; | |
| 779 | 1812 else if (frame_fixed_width(fr)) |
| 1813 { | |
| 1814 new_size = fr->fr_newwidth; | |
| 1815 wincount = 0; /* doesn't count as a sizeable window */ | |
| 1816 } | |
| 7 | 1817 else |
| 1818 { | |
| 1819 /* Compute the maximum number of windows horiz. in "fr". */ | |
| 1820 n = frame_minwidth(fr, NOWIN); | |
| 1821 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
| 1822 / (p_wmw + 1); | |
| 1823 m = frame_minwidth(fr, next_curwin); | |
| 779 | 1824 if (has_next_curwin) |
| 1825 hnc = frame_has_win(fr, next_curwin); | |
| 1826 else | |
| 1827 hnc = FALSE; | |
| 1828 if (hnc) /* don't count next_curwin */ | |
| 7 | 1829 --wincount; |
| 779 | 1830 if (totwincount == 0) |
| 1831 new_size = room; | |
| 1832 else | |
| 1833 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
| 7 | 1834 / totwincount; |
| 779 | 1835 if (hnc) /* add next_curwin size */ |
| 7 | 1836 { |
| 1837 next_curwin_size -= p_wiw - (m - n); | |
| 1838 new_size += next_curwin_size; | |
| 779 | 1839 room -= new_size - next_curwin_size; |
| 7 | 1840 } |
| 779 | 1841 else |
| 1842 room -= new_size; | |
| 1843 new_size += n; | |
| 7 | 1844 } |
| 1845 | |
| 779 | 1846 /* Skip frame that is full width when splitting or closing a |
| 7 | 1847 * window, unless equalizing all frames. */ |
| 1848 if (!current || dir != 'v' || topfr->fr_parent != NULL | |
| 1849 || (new_size != fr->fr_width) | |
| 1850 || frame_has_win(fr, next_curwin)) | |
| 1851 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
| 779 | 1852 new_size, height); |
| 1853 col += new_size; | |
| 1854 width -= new_size; | |
| 7 | 1855 totwincount -= wincount; |
| 1856 } | |
| 1857 } | |
| 1858 #endif | |
| 1859 else /* topfr->fr_layout == FR_COL */ | |
| 1860 { | |
| 1861 #ifdef FEAT_VERTSPLIT | |
| 1862 topfr->fr_width = width; | |
| 1863 #endif | |
| 1864 topfr->fr_height = height; | |
| 1865 | |
| 1866 if (dir != 'h') /* equalize frame heights */ | |
| 1867 { | |
| 1868 /* Compute maximum number of windows vertically in this frame. */ | |
| 1869 n = frame_minheight(topfr, NOWIN); | |
| 1870 /* add one for the bottom window if it doesn't have a statusline */ | |
| 1871 if (row + height == cmdline_row && p_ls == 0) | |
| 1872 extra_sep = 1; | |
| 1873 else | |
| 1874 extra_sep = 0; | |
| 1875 totwincount = (n + extra_sep) / (p_wmh + 1); | |
| 1876 has_next_curwin = frame_has_win(topfr, next_curwin); | |
| 1877 | |
| 1878 /* | |
| 1879 * Compute height for "next_curwin" window and room available for | |
| 1880 * other windows. | |
| 1881 * "m" is the minimal height when counting p_wh for "next_curwin". | |
| 1882 */ | |
| 1883 m = frame_minheight(topfr, next_curwin); | |
| 1884 room = height - m; | |
| 1885 if (room < 0) | |
| 1886 { | |
| 1887 /* The room is less then 'winheight', use all space for the | |
| 1888 * current window. */ | |
| 1889 next_curwin_size = p_wh + room; | |
| 1890 room = 0; | |
| 1891 } | |
| 1892 else | |
| 1893 { | |
| 1894 next_curwin_size = -1; | |
| 1895 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1896 { | |
| 1897 /* If 'winfixheight' set keep the window height if | |
| 1898 * possible. | |
| 1899 * Watch out for this window being the next_curwin. */ | |
| 1900 if (frame_fixed_height(fr)) | |
| 1901 { | |
| 1902 n = frame_minheight(fr, NOWIN); | |
| 1903 new_size = fr->fr_height; | |
| 1904 if (frame_has_win(fr, next_curwin)) | |
| 1905 { | |
| 1906 room += p_wh - p_wmh; | |
| 1907 next_curwin_size = 0; | |
| 1908 if (new_size < p_wh) | |
| 1909 new_size = p_wh; | |
| 1910 } | |
| 1911 else | |
| 1912 /* These windows don't use up room. */ | |
| 1913 totwincount -= (n + (fr->fr_next == NULL | |
| 1914 ? extra_sep : 0)) / (p_wmh + 1); | |
| 1915 room -= new_size - n; | |
| 1916 if (room < 0) | |
| 1917 { | |
| 1918 new_size += room; | |
| 1919 room = 0; | |
| 1920 } | |
| 1921 fr->fr_newheight = new_size; | |
| 1922 } | |
| 1923 } | |
| 1924 if (next_curwin_size == -1) | |
| 1925 { | |
| 1926 if (!has_next_curwin) | |
| 1927 next_curwin_size = 0; | |
| 1928 else if (totwincount > 1 | |
| 1929 && (room + (totwincount - 2)) | |
| 1930 / (totwincount - 1) > p_wh) | |
| 1931 { | |
| 834 | 1932 /* can make all windows higher than 'winheight', |
| 1933 * spread the room equally. */ | |
| 1934 next_curwin_size = (room + p_wh | |
| 1935 + (totwincount - 1) * p_wmh | |
| 7 | 1936 + (totwincount - 1)) / totwincount; |
| 1937 room -= next_curwin_size - p_wh; | |
| 1938 } | |
| 1939 else | |
| 1940 next_curwin_size = p_wh; | |
| 1941 } | |
| 1942 } | |
| 1943 | |
| 1944 if (has_next_curwin) | |
| 1945 --totwincount; /* don't count curwin */ | |
| 1946 } | |
| 1947 | |
| 1948 for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next) | |
| 1949 { | |
| 1950 n = m = 0; | |
| 1951 wincount = 1; | |
| 1952 if (fr->fr_next == NULL) | |
| 1953 /* last frame gets all that remains (avoid roundoff error) */ | |
| 1954 new_size = height; | |
| 1955 else if (dir == 'h') | |
| 1956 new_size = fr->fr_height; | |
| 1957 else if (frame_fixed_height(fr)) | |
| 1958 { | |
| 1959 new_size = fr->fr_newheight; | |
| 1960 wincount = 0; /* doesn't count as a sizeable window */ | |
| 1961 } | |
| 1962 else | |
| 1963 { | |
| 1964 /* Compute the maximum number of windows vert. in "fr". */ | |
| 1965 n = frame_minheight(fr, NOWIN); | |
| 1966 wincount = (n + (fr->fr_next == NULL ? extra_sep : 0)) | |
| 1967 / (p_wmh + 1); | |
| 1968 m = frame_minheight(fr, next_curwin); | |
| 1969 if (has_next_curwin) | |
| 1970 hnc = frame_has_win(fr, next_curwin); | |
| 1971 else | |
| 1972 hnc = FALSE; | |
| 1973 if (hnc) /* don't count next_curwin */ | |
| 1974 --wincount; | |
| 1975 if (totwincount == 0) | |
| 1976 new_size = room; | |
| 1977 else | |
| 1978 new_size = (wincount * room + ((unsigned)totwincount >> 1)) | |
| 1979 / totwincount; | |
| 1980 if (hnc) /* add next_curwin size */ | |
| 1981 { | |
| 1982 next_curwin_size -= p_wh - (m - n); | |
| 1983 new_size += next_curwin_size; | |
| 1984 room -= new_size - next_curwin_size; | |
| 1985 } | |
| 1986 else | |
| 1987 room -= new_size; | |
| 1988 new_size += n; | |
| 1989 } | |
| 1990 /* Skip frame that is full width when splitting or closing a | |
| 1991 * window, unless equalizing all frames. */ | |
| 1992 if (!current || dir != 'h' || topfr->fr_parent != NULL | |
| 1993 || (new_size != fr->fr_height) | |
| 1994 || frame_has_win(fr, next_curwin)) | |
| 1995 win_equal_rec(next_curwin, current, fr, dir, col, row, | |
| 1996 width, new_size); | |
| 1997 row += new_size; | |
| 1998 height -= new_size; | |
| 1999 totwincount -= wincount; | |
| 2000 } | |
| 2001 } | |
| 2002 } | |
| 2003 | |
| 2004 /* | |
| 2005 * close all windows for buffer 'buf' | |
| 2006 */ | |
| 2007 void | |
| 671 | 2008 close_windows(buf, keep_curwin) |
| 7 | 2009 buf_T *buf; |
| 671 | 2010 int keep_curwin; /* don't close "curwin" */ |
| 7 | 2011 { |
| 671 | 2012 win_T *wp; |
| 2013 tabpage_T *tp, *nexttp; | |
| 685 | 2014 int h = tabline_height(); |
| 7 | 2015 |
| 2016 ++RedrawingDisabled; | |
| 671 | 2017 |
| 2018 for (wp = firstwin; wp != NULL && lastwin != firstwin; ) | |
| 7 | 2019 { |
| 671 | 2020 if (wp->w_buffer == buf && (!keep_curwin || wp != curwin)) |
| 7 | 2021 { |
| 671 | 2022 win_close(wp, FALSE); |
| 2023 | |
| 2024 /* Start all over, autocommands may change the window layout. */ | |
| 2025 wp = firstwin; | |
| 7 | 2026 } |
| 2027 else | |
| 671 | 2028 wp = wp->w_next; |
| 7 | 2029 } |
| 671 | 2030 |
| 2031 /* Also check windows in other tab pages. */ | |
| 2032 for (tp = first_tabpage; tp != NULL; tp = nexttp) | |
| 2033 { | |
| 2034 nexttp = tp->tp_next; | |
| 672 | 2035 if (tp != curtab) |
| 671 | 2036 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) |
| 2037 if (wp->w_buffer == buf) | |
| 2038 { | |
| 2039 win_close_othertab(wp, FALSE, tp); | |
| 2040 | |
| 2041 /* Start all over, the tab page may be closed and | |
| 2042 * autocommands may change the window layout. */ | |
| 2043 nexttp = first_tabpage; | |
| 2044 break; | |
| 2045 } | |
| 2046 } | |
| 2047 | |
| 7 | 2048 --RedrawingDisabled; |
| 671 | 2049 |
| 685 | 2050 if (h != tabline_height()) |
| 671 | 2051 shell_new_rows(); |
| 7 | 2052 } |
| 2053 | |
| 2054 /* | |
| 1906 | 2055 * Return TRUE if the current window is the only window that exists (ignoring |
| 2056 * "aucmd_win"). | |
| 672 | 2057 * Returns FALSE if there is a window, possibly in another tab page. |
| 667 | 2058 */ |
| 672 | 2059 static int |
| 667 | 2060 last_window() |
| 2061 { | |
| 1906 | 2062 return (one_window() && first_tabpage->tp_next == NULL); |
| 2063 } | |
| 2064 | |
| 2065 /* | |
| 2066 * Return TRUE if there is only one window other than "aucmd_win" in the | |
| 2067 * current tab page. | |
| 2068 */ | |
| 2069 static int | |
| 2070 one_window() | |
| 2071 { | |
| 2072 #ifdef FEAT_AUTOCMD | |
| 2073 win_T *wp; | |
| 2074 int seen_one = FALSE; | |
| 2075 | |
| 2076 FOR_ALL_WINDOWS(wp) | |
| 2077 { | |
| 2078 if (wp != aucmd_win) | |
| 2079 { | |
| 2080 if (seen_one) | |
| 2081 return FALSE; | |
| 2082 seen_one = TRUE; | |
| 2083 } | |
| 2084 } | |
| 2085 return TRUE; | |
| 2086 #else | |
| 2087 return firstwin == lastwin; | |
| 2088 #endif | |
| 667 | 2089 } |
| 2090 | |
| 2091 /* | |
| 819 | 2092 * Close window "win". Only works for the current tab page. |
| 7 | 2093 * If "free_buf" is TRUE related buffer may be unloaded. |
| 2094 * | |
| 2095 * called by :quit, :close, :xit, :wq and findtag() | |
| 2096 */ | |
| 2097 void | |
| 2098 win_close(win, free_buf) | |
| 2099 win_T *win; | |
| 2100 int free_buf; | |
| 2101 { | |
| 2102 win_T *wp; | |
| 2103 #ifdef FEAT_AUTOCMD | |
| 2104 int other_buffer = FALSE; | |
| 2105 #endif | |
| 2106 int close_curwin = FALSE; | |
| 2107 int dir; | |
| 2108 int help_window = FALSE; | |
| 847 | 2109 tabpage_T *prev_curtab = curtab; |
| 7 | 2110 |
| 667 | 2111 if (last_window()) |
| 7 | 2112 { |
| 2113 EMSG(_("E444: Cannot close last window")); | |
| 2114 return; | |
| 2115 } | |
| 2116 | |
| 1906 | 2117 #ifdef FEAT_AUTOCMD |
| 2118 if (win == aucmd_win) | |
| 2119 { | |
| 2120 EMSG(_("E813: Cannot close autocmd window")); | |
| 2121 return; | |
| 2122 } | |
| 2123 if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window()) | |
| 2124 { | |
| 2125 EMSG(_("E814: Cannot close window, only autocmd window would remain")); | |
| 2126 return; | |
| 2127 } | |
| 2128 #endif | |
| 2129 | |
| 856 | 2130 /* |
| 2131 * When closing the last window in a tab page first go to another tab | |
| 2132 * page and then close the window and the tab page. This avoids that | |
| 2133 * curwin and curtab are not invalid while we are freeing memory, they may | |
| 2134 * be used in GUI events. | |
| 2135 */ | |
| 2136 if (firstwin == lastwin) | |
| 2137 { | |
| 2138 goto_tabpage_tp(alt_tabpage()); | |
| 2139 redraw_tabline = TRUE; | |
| 2140 | |
| 2141 /* Safety check: Autocommands may have closed the window when jumping | |
| 2142 * to the other tab page. */ | |
| 2143 if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win) | |
| 2144 { | |
| 2145 int h = tabline_height(); | |
| 2146 | |
| 2147 win_close_othertab(win, free_buf, prev_curtab); | |
| 2148 if (h != tabline_height()) | |
| 2149 shell_new_rows(); | |
| 2150 } | |
| 2151 return; | |
| 2152 } | |
| 2153 | |
| 7 | 2154 /* When closing the help window, try restoring a snapshot after closing |
| 2155 * the window. Otherwise clear the snapshot, it's now invalid. */ | |
| 2156 if (win->w_buffer->b_help) | |
| 2157 help_window = TRUE; | |
| 2158 else | |
| 1906 | 2159 clear_snapshot(curtab, SNAP_HELP_IDX); |
| 7 | 2160 |
| 2161 #ifdef FEAT_AUTOCMD | |
| 2162 if (win == curwin) | |
| 2163 { | |
| 2164 /* | |
| 2165 * Guess which window is going to be the new current window. | |
| 2166 * This may change because of the autocommands (sigh). | |
| 2167 */ | |
| 671 | 2168 wp = frame2win(win_altframe(win, NULL)); |
| 7 | 2169 |
| 2170 /* | |
| 2171 * Be careful: If autocommands delete the window, return now. | |
| 2172 */ | |
| 2173 if (wp->w_buffer != curbuf) | |
| 2174 { | |
| 2175 other_buffer = TRUE; | |
| 2176 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 667 | 2177 if (!win_valid(win) || last_window()) |
| 7 | 2178 return; |
| 2179 } | |
| 2180 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
| 667 | 2181 if (!win_valid(win) || last_window()) |
| 7 | 2182 return; |
| 2183 # ifdef FEAT_EVAL | |
| 2184 /* autocmds may abort script processing */ | |
| 2185 if (aborting()) | |
| 2186 return; | |
| 2187 # endif | |
| 2188 } | |
| 2189 #endif | |
| 2190 | |
| 1101 | 2191 #ifdef FEAT_GUI |
| 2192 /* Avoid trouble with scrollbars that are going to be deleted in | |
| 2193 * win_free(). */ | |
| 2194 if (gui.in_use) | |
| 2195 out_flush(); | |
| 2196 #endif | |
| 2197 | |
| 7 | 2198 /* |
| 2199 * Close the link to the buffer. | |
| 2200 */ | |
| 2201 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
| 847 | 2202 |
| 7 | 2203 /* Autocommands may have closed the window already, or closed the only |
| 847 | 2204 * other window or moved to another tab page. */ |
| 2205 if (!win_valid(win) || last_window() || curtab != prev_curtab) | |
| 7 | 2206 return; |
| 2207 | |
| 847 | 2208 /* Free the memory used for the window. */ |
| 2209 wp = win_free_mem(win, &dir, NULL); | |
| 2210 | |
| 7 | 2211 /* Make sure curwin isn't invalid. It can cause severe trouble when |
| 2212 * printing an error message. For win_equal() curbuf needs to be valid | |
| 2213 * too. */ | |
| 847 | 2214 if (win == curwin) |
| 7 | 2215 { |
| 2216 curwin = wp; | |
| 2217 #ifdef FEAT_QUICKFIX | |
| 2218 if (wp->w_p_pvw || bt_quickfix(wp->w_buffer)) | |
| 2219 { | |
| 2220 /* | |
| 1346 | 2221 * If the cursor goes to the preview or the quickfix window, try |
| 7 | 2222 * finding another window to go to. |
| 2223 */ | |
| 2224 for (;;) | |
| 2225 { | |
| 2226 if (wp->w_next == NULL) | |
| 2227 wp = firstwin; | |
| 2228 else | |
| 2229 wp = wp->w_next; | |
| 2230 if (wp == curwin) | |
| 2231 break; | |
| 2232 if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer)) | |
| 2233 { | |
| 2234 curwin = wp; | |
| 2235 break; | |
| 2236 } | |
| 2237 } | |
| 2238 } | |
| 2239 #endif | |
| 2240 curbuf = curwin->w_buffer; | |
| 2241 close_curwin = TRUE; | |
| 2242 } | |
| 36 | 2243 if (p_ea |
| 2244 #ifdef FEAT_VERTSPLIT | |
| 2245 && (*p_ead == 'b' || *p_ead == dir) | |
| 2246 #endif | |
| 2247 ) | |
| 7 | 2248 win_equal(curwin, TRUE, |
| 2249 #ifdef FEAT_VERTSPLIT | |
| 2250 dir | |
| 2251 #else | |
| 2252 0 | |
| 2253 #endif | |
| 2254 ); | |
| 2255 else | |
| 2256 win_comp_pos(); | |
| 2257 if (close_curwin) | |
| 2258 { | |
| 2259 win_enter_ext(wp, FALSE, TRUE); | |
| 2260 #ifdef FEAT_AUTOCMD | |
| 2261 if (other_buffer) | |
| 2262 /* careful: after this wp and win may be invalid! */ | |
| 2263 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
| 2264 #endif | |
| 2265 } | |
| 2266 | |
| 2267 /* | |
| 667 | 2268 * If last window has a status line now and we don't want one, |
| 2269 * remove the status line. | |
| 7 | 2270 */ |
| 2271 last_status(FALSE); | |
| 2272 | |
| 2273 /* After closing the help window, try restoring the window layout from | |
| 2274 * before it was opened. */ | |
| 2275 if (help_window) | |
| 1906 | 2276 restore_snapshot(SNAP_HELP_IDX, close_curwin); |
| 7 | 2277 |
| 2278 #if defined(FEAT_GUI) && defined(FEAT_VERTSPLIT) | |
| 2279 /* When 'guioptions' includes 'L' or 'R' may have to remove scrollbars. */ | |
| 2280 if (gui.in_use && !win_hasvertsplit()) | |
| 2281 gui_init_which_components(NULL); | |
| 2282 #endif | |
| 2283 | |
| 2284 redraw_all_later(NOT_VALID); | |
| 2285 } | |
| 2286 | |
| 2287 /* | |
| 671 | 2288 * Close window "win" in tab page "tp", which is not the current tab page. |
| 2289 * This may be the last window ih that tab page and result in closing the tab, | |
| 2290 * thus "tp" may become invalid! | |
| 856 | 2291 * Caller must check if buffer is hidden and whether the tabline needs to be |
| 2292 * updated. | |
| 671 | 2293 */ |
| 2294 void | |
| 2295 win_close_othertab(win, free_buf, tp) | |
| 2296 win_T *win; | |
| 2297 int free_buf; | |
| 2298 tabpage_T *tp; | |
| 2299 { | |
| 2300 win_T *wp; | |
| 2301 int dir; | |
| 2302 tabpage_T *ptp = NULL; | |
| 2303 | |
| 2304 /* Close the link to the buffer. */ | |
| 2305 close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0); | |
| 2306 | |
| 2307 /* Careful: Autocommands may have closed the tab page or made it the | |
| 2308 * current tab page. */ | |
| 2309 for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next) | |
| 2310 ; | |
| 672 | 2311 if (ptp == NULL || tp == curtab) |
| 671 | 2312 return; |
| 2313 | |
| 2314 /* Autocommands may have closed the window already. */ | |
| 2315 for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next) | |
| 2316 ; | |
| 2317 if (wp == NULL) | |
| 2318 return; | |
| 2319 | |
| 2320 /* Free the memory used for the window. */ | |
| 2321 wp = win_free_mem(win, &dir, tp); | |
| 2322 | |
| 2323 /* When closing the last window in a tab page remove the tab page. */ | |
| 2324 if (wp == NULL) | |
| 2325 { | |
| 2326 if (tp == first_tabpage) | |
| 2327 first_tabpage = tp->tp_next; | |
| 2328 else | |
| 2329 { | |
| 2330 for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp; | |
| 2331 ptp = ptp->tp_next) | |
| 2332 ; | |
| 2333 if (ptp == NULL) | |
| 2334 { | |
| 2335 EMSG2(_(e_intern2), "win_close_othertab()"); | |
| 2336 return; | |
| 2337 } | |
| 2338 ptp->tp_next = tp->tp_next; | |
| 2339 } | |
| 847 | 2340 free_tabpage(tp); |
| 671 | 2341 } |
| 2342 } | |
| 2343 | |
| 2344 /* | |
| 355 | 2345 * Free the memory used for a window. |
| 2346 * Returns a pointer to the window that got the freed up space. | |
| 2347 */ | |
| 2348 static win_T * | |
| 671 | 2349 win_free_mem(win, dirp, tp) |
| 355 | 2350 win_T *win; |
| 2351 int *dirp; /* set to 'v' or 'h' for direction if 'ea' */ | |
| 671 | 2352 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 355 | 2353 { |
| 2354 frame_T *frp; | |
| 2355 win_T *wp; | |
| 2356 | |
| 667 | 2357 /* Remove the window and its frame from the tree of frames. */ |
| 355 | 2358 frp = win->w_frame; |
| 671 | 2359 wp = winframe_remove(win, dirp, tp); |
| 355 | 2360 vim_free(frp); |
| 671 | 2361 win_free(win, tp); |
| 355 | 2362 |
| 819 | 2363 /* When deleting the current window of another tab page select a new |
| 2364 * current window. */ | |
| 2365 if (tp != NULL && win == tp->tp_curwin) | |
| 2366 tp->tp_curwin = wp; | |
| 2367 | |
| 355 | 2368 return wp; |
| 2369 } | |
| 2370 | |
| 2371 #if defined(EXITFREE) || defined(PROTO) | |
| 2372 void | |
| 2373 win_free_all() | |
| 2374 { | |
| 2375 int dummy; | |
| 2376 | |
| 671 | 2377 # ifdef FEAT_WINDOWS |
| 2378 while (first_tabpage->tp_next != NULL) | |
| 2379 tabpage_close(TRUE); | |
| 2380 # endif | |
| 2381 | |
| 1906 | 2382 # ifdef FEAT_AUTOCMD |
| 2383 if (aucmd_win != NULL) | |
| 2384 { | |
| 2385 (void)win_free_mem(aucmd_win, &dummy, NULL); | |
| 2386 aucmd_win = NULL; | |
| 2387 } | |
| 2388 # endif | |
| 1918 | 2389 |
| 2390 while (firstwin != NULL) | |
| 2391 (void)win_free_mem(firstwin, &dummy, NULL); | |
| 355 | 2392 } |
| 2393 #endif | |
| 2394 | |
| 2395 /* | |
| 7 | 2396 * Remove a window and its frame from the tree of frames. |
| 2397 * Returns a pointer to the window that got the freed up space. | |
| 2398 */ | |
| 1906 | 2399 win_T * |
| 671 | 2400 winframe_remove(win, dirp, tp) |
| 7 | 2401 win_T *win; |
| 1887 | 2402 int *dirp UNUSED; /* set to 'v' or 'h' for direction if 'ea' */ |
| 671 | 2403 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 2404 { |
| 2405 frame_T *frp, *frp2, *frp3; | |
| 2406 frame_T *frp_close = win->w_frame; | |
| 2407 win_T *wp; | |
| 2408 | |
| 2409 /* | |
| 671 | 2410 * If there is only one window there is nothing to remove. |
| 2411 */ | |
| 2412 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) | |
| 2413 return NULL; | |
| 2414 | |
| 2415 /* | |
| 7 | 2416 * Remove the window from its frame. |
| 2417 */ | |
| 671 | 2418 frp2 = win_altframe(win, tp); |
| 7 | 2419 wp = frame2win(frp2); |
| 2420 | |
| 2421 /* Remove this frame from the list of frames. */ | |
| 2422 frame_remove(frp_close); | |
| 2423 | |
| 2424 #ifdef FEAT_VERTSPLIT | |
| 2425 if (frp_close->fr_parent->fr_layout == FR_COL) | |
| 2426 { | |
| 2427 #endif | |
| 1346 | 2428 /* When 'winfixheight' is set, try to find another frame in the column |
| 2429 * (as close to the closed frame as possible) to distribute the height | |
| 2430 * to. */ | |
| 2431 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh) | |
| 2432 { | |
| 2433 frp = frp_close->fr_prev; | |
| 2434 frp3 = frp_close->fr_next; | |
| 2435 while (frp != NULL || frp3 != NULL) | |
| 2436 { | |
| 2437 if (frp != NULL) | |
| 2438 { | |
| 2439 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh) | |
| 2440 { | |
| 2441 frp2 = frp; | |
| 2442 wp = frp->fr_win; | |
| 2443 break; | |
| 2444 } | |
| 2445 frp = frp->fr_prev; | |
| 2446 } | |
| 2447 if (frp3 != NULL) | |
| 2448 { | |
| 2449 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh) | |
| 2450 { | |
| 2451 frp2 = frp3; | |
| 2452 wp = frp3->fr_win; | |
| 2453 break; | |
| 2454 } | |
| 2455 frp3 = frp3->fr_next; | |
| 2456 } | |
| 2457 } | |
| 2458 } | |
| 7 | 2459 frame_new_height(frp2, frp2->fr_height + frp_close->fr_height, |
| 2460 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); | |
| 2461 #ifdef FEAT_VERTSPLIT | |
| 2462 *dirp = 'v'; | |
| 2463 } | |
| 2464 else | |
| 2465 { | |
| 1346 | 2466 /* When 'winfixwidth' is set, try to find another frame in the column |
| 2467 * (as close to the closed frame as possible) to distribute the width | |
| 2468 * to. */ | |
| 2469 if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw) | |
| 2470 { | |
| 2471 frp = frp_close->fr_prev; | |
| 2472 frp3 = frp_close->fr_next; | |
| 2473 while (frp != NULL || frp3 != NULL) | |
| 2474 { | |
| 2475 if (frp != NULL) | |
| 2476 { | |
| 2477 if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw) | |
| 2478 { | |
| 2479 frp2 = frp; | |
| 2480 wp = frp->fr_win; | |
| 2481 break; | |
| 2482 } | |
| 2483 frp = frp->fr_prev; | |
| 2484 } | |
| 2485 if (frp3 != NULL) | |
| 2486 { | |
| 2487 if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw) | |
| 2488 { | |
| 2489 frp2 = frp3; | |
| 2490 wp = frp3->fr_win; | |
| 2491 break; | |
| 2492 } | |
| 2493 frp3 = frp3->fr_next; | |
| 2494 } | |
| 2495 } | |
| 2496 } | |
| 7 | 2497 frame_new_width(frp2, frp2->fr_width + frp_close->fr_width, |
| 779 | 2498 frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE); |
| 7 | 2499 *dirp = 'h'; |
| 2500 } | |
| 2501 #endif | |
| 2502 | |
| 2503 /* If rows/columns go to a window below/right its positions need to be | |
| 2504 * updated. Can only be done after the sizes have been updated. */ | |
| 2505 if (frp2 == frp_close->fr_next) | |
| 2506 { | |
| 2507 int row = win->w_winrow; | |
| 2508 int col = W_WINCOL(win); | |
| 2509 | |
| 2510 frame_comp_pos(frp2, &row, &col); | |
| 2511 } | |
| 2512 | |
| 2513 if (frp2->fr_next == NULL && frp2->fr_prev == NULL) | |
| 2514 { | |
| 2515 /* There is no other frame in this list, move its info to the parent | |
| 2516 * and remove it. */ | |
| 2517 frp2->fr_parent->fr_layout = frp2->fr_layout; | |
| 2518 frp2->fr_parent->fr_child = frp2->fr_child; | |
| 2519 for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2520 frp->fr_parent = frp2->fr_parent; | |
| 2521 frp2->fr_parent->fr_win = frp2->fr_win; | |
| 2522 if (frp2->fr_win != NULL) | |
| 2523 frp2->fr_win->w_frame = frp2->fr_parent; | |
| 2524 frp = frp2->fr_parent; | |
| 2525 vim_free(frp2); | |
| 2526 | |
| 2527 frp2 = frp->fr_parent; | |
| 2528 if (frp2 != NULL && frp2->fr_layout == frp->fr_layout) | |
| 2529 { | |
| 2530 /* The frame above the parent has the same layout, have to merge | |
| 2531 * the frames into this list. */ | |
| 2532 if (frp2->fr_child == frp) | |
| 2533 frp2->fr_child = frp->fr_child; | |
| 2534 frp->fr_child->fr_prev = frp->fr_prev; | |
| 2535 if (frp->fr_prev != NULL) | |
| 2536 frp->fr_prev->fr_next = frp->fr_child; | |
| 2537 for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next) | |
| 2538 { | |
| 2539 frp3->fr_parent = frp2; | |
| 2540 if (frp3->fr_next == NULL) | |
| 2541 { | |
| 2542 frp3->fr_next = frp->fr_next; | |
| 2543 if (frp->fr_next != NULL) | |
| 2544 frp->fr_next->fr_prev = frp3; | |
| 2545 break; | |
| 2546 } | |
| 2547 } | |
| 2548 vim_free(frp); | |
| 2549 } | |
| 2550 } | |
| 2551 | |
| 2552 return wp; | |
| 2553 } | |
| 2554 | |
| 2555 /* | |
| 2556 * Find out which frame is going to get the freed up space when "win" is | |
| 2557 * closed. | |
| 2558 * if 'splitbelow'/'splitleft' the space goes to the window above/left. | |
| 2559 * if 'nosplitbelow'/'nosplitleft' the space goes to the window below/right. | |
| 2560 * This makes opening a window and closing it immediately keep the same window | |
| 2561 * layout. | |
| 2562 */ | |
| 2563 static frame_T * | |
| 671 | 2564 win_altframe(win, tp) |
| 7 | 2565 win_T *win; |
| 671 | 2566 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 2567 { |
| 2568 frame_T *frp; | |
| 2569 int b; | |
| 2570 | |
| 671 | 2571 if (tp == NULL ? firstwin == lastwin : tp->tp_firstwin == tp->tp_lastwin) |
| 667 | 2572 /* Last window in this tab page, will go to next tab page. */ |
| 2573 return alt_tabpage()->tp_curwin->w_frame; | |
| 2574 | |
| 7 | 2575 frp = win->w_frame; |
| 2576 #ifdef FEAT_VERTSPLIT | |
| 355 | 2577 if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW) |
| 7 | 2578 b = p_spr; |
| 2579 else | |
| 2580 #endif | |
| 2581 b = p_sb; | |
| 2582 if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL) | |
| 2583 return frp->fr_next; | |
| 2584 return frp->fr_prev; | |
| 2585 } | |
| 2586 | |
| 2587 /* | |
| 667 | 2588 * Return the tabpage that will be used if the current one is closed. |
| 2589 */ | |
| 2590 static tabpage_T * | |
| 2591 alt_tabpage() | |
| 2592 { | |
| 672 | 2593 tabpage_T *tp; |
| 2594 | |
| 682 | 2595 /* Use the next tab page if possible. */ |
| 2596 if (curtab->tp_next != NULL) | |
| 672 | 2597 return curtab->tp_next; |
| 2598 | |
| 682 | 2599 /* Find the last but one tab page. */ |
| 2600 for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next) | |
| 2601 ; | |
| 674 | 2602 return tp; |
| 667 | 2603 } |
| 2604 | |
| 2605 /* | |
| 7 | 2606 * Find the left-upper window in frame "frp". |
| 2607 */ | |
| 2608 static win_T * | |
| 2609 frame2win(frp) | |
| 2610 frame_T *frp; | |
| 2611 { | |
| 2612 while (frp->fr_win == NULL) | |
| 2613 frp = frp->fr_child; | |
| 2614 return frp->fr_win; | |
| 2615 } | |
| 2616 | |
| 2617 /* | |
| 2618 * Return TRUE if frame "frp" contains window "wp". | |
| 2619 */ | |
| 2620 static int | |
| 2621 frame_has_win(frp, wp) | |
| 2622 frame_T *frp; | |
| 2623 win_T *wp; | |
| 2624 { | |
| 2625 frame_T *p; | |
| 2626 | |
| 2627 if (frp->fr_layout == FR_LEAF) | |
| 2628 return frp->fr_win == wp; | |
| 2629 | |
| 2630 for (p = frp->fr_child; p != NULL; p = p->fr_next) | |
| 2631 if (frame_has_win(p, wp)) | |
| 2632 return TRUE; | |
| 2633 return FALSE; | |
| 2634 } | |
| 2635 | |
| 2636 /* | |
| 2637 * Set a new height for a frame. Recursively sets the height for contained | |
| 2638 * frames and windows. Caller must take care of positions. | |
| 2639 */ | |
| 2640 static void | |
| 2641 frame_new_height(topfrp, height, topfirst, wfh) | |
| 2642 frame_T *topfrp; | |
| 2643 int height; | |
| 2644 int topfirst; /* resize topmost contained frame first */ | |
| 2645 int wfh; /* obey 'winfixheight' when there is a choice; | |
| 2646 may cause the height not to be set */ | |
| 2647 { | |
| 2648 frame_T *frp; | |
| 2649 int extra_lines; | |
| 2650 int h; | |
| 2651 | |
| 2652 if (topfrp->fr_win != NULL) | |
| 2653 { | |
| 2654 /* Simple case: just one window. */ | |
| 2655 win_new_height(topfrp->fr_win, | |
| 2656 height - topfrp->fr_win->w_status_height); | |
| 2657 } | |
| 2658 #ifdef FEAT_VERTSPLIT | |
| 2659 else if (topfrp->fr_layout == FR_ROW) | |
| 2660 { | |
| 2661 do | |
| 2662 { | |
| 2663 /* All frames in this row get the same new height. */ | |
| 2664 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2665 { | |
| 2666 frame_new_height(frp, height, topfirst, wfh); | |
| 2667 if (frp->fr_height > height) | |
| 2668 { | |
| 2669 /* Could not fit the windows, make the whole row higher. */ | |
| 2670 height = frp->fr_height; | |
| 2671 break; | |
| 2672 } | |
| 2673 } | |
| 2674 } | |
| 2675 while (frp != NULL); | |
| 2676 } | |
| 2677 #endif | |
| 779 | 2678 else /* fr_layout == FR_COL */ |
| 7 | 2679 { |
| 2680 /* Complicated case: Resize a column of frames. Resize the bottom | |
| 2681 * frame first, frames above that when needed. */ | |
| 2682 | |
| 2683 frp = topfrp->fr_child; | |
| 2684 if (wfh) | |
| 2685 /* Advance past frames with one window with 'wfh' set. */ | |
| 2686 while (frame_fixed_height(frp)) | |
| 2687 { | |
| 2688 frp = frp->fr_next; | |
| 2689 if (frp == NULL) | |
| 2690 return; /* no frame without 'wfh', give up */ | |
| 2691 } | |
| 2692 if (!topfirst) | |
| 2693 { | |
| 2694 /* Find the bottom frame of this column */ | |
| 2695 while (frp->fr_next != NULL) | |
| 2696 frp = frp->fr_next; | |
| 2697 if (wfh) | |
| 2698 /* Advance back for frames with one window with 'wfh' set. */ | |
| 2699 while (frame_fixed_height(frp)) | |
| 2700 frp = frp->fr_prev; | |
| 2701 } | |
| 2702 | |
| 2703 extra_lines = height - topfrp->fr_height; | |
| 2704 if (extra_lines < 0) | |
| 2705 { | |
| 2706 /* reduce height of contained frames, bottom or top frame first */ | |
| 2707 while (frp != NULL) | |
| 2708 { | |
| 2709 h = frame_minheight(frp, NULL); | |
| 2710 if (frp->fr_height + extra_lines < h) | |
| 2711 { | |
| 2712 extra_lines += frp->fr_height - h; | |
| 2713 frame_new_height(frp, h, topfirst, wfh); | |
| 2714 } | |
| 2715 else | |
| 2716 { | |
| 2717 frame_new_height(frp, frp->fr_height + extra_lines, | |
| 2718 topfirst, wfh); | |
| 2719 break; | |
| 2720 } | |
| 2721 if (topfirst) | |
| 2722 { | |
| 2723 do | |
| 2724 frp = frp->fr_next; | |
| 2725 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
| 2726 } | |
| 2727 else | |
| 2728 { | |
| 2729 do | |
| 2730 frp = frp->fr_prev; | |
| 2731 while (wfh && frp != NULL && frame_fixed_height(frp)); | |
| 2732 } | |
| 2733 /* Increase "height" if we could not reduce enough frames. */ | |
| 2734 if (frp == NULL) | |
| 2735 height -= extra_lines; | |
| 2736 } | |
| 2737 } | |
| 2738 else if (extra_lines > 0) | |
| 2739 { | |
| 2740 /* increase height of bottom or top frame */ | |
| 2741 frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh); | |
| 2742 } | |
| 2743 } | |
| 2744 topfrp->fr_height = height; | |
| 2745 } | |
| 2746 | |
| 2747 /* | |
| 2748 * Return TRUE if height of frame "frp" should not be changed because of | |
| 2749 * the 'winfixheight' option. | |
| 2750 */ | |
| 2751 static int | |
| 2752 frame_fixed_height(frp) | |
| 2753 frame_T *frp; | |
| 2754 { | |
| 2755 /* frame with one window: fixed height if 'winfixheight' set. */ | |
| 2756 if (frp->fr_win != NULL) | |
| 2757 return frp->fr_win->w_p_wfh; | |
| 2758 | |
| 2759 if (frp->fr_layout == FR_ROW) | |
| 2760 { | |
| 2761 /* The frame is fixed height if one of the frames in the row is fixed | |
| 2762 * height. */ | |
| 2763 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2764 if (frame_fixed_height(frp)) | |
| 2765 return TRUE; | |
| 2766 return FALSE; | |
| 2767 } | |
| 2768 | |
| 2769 /* frp->fr_layout == FR_COL: The frame is fixed height if all of the | |
| 2770 * frames in the row are fixed height. */ | |
| 2771 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2772 if (!frame_fixed_height(frp)) | |
| 2773 return FALSE; | |
| 2774 return TRUE; | |
| 2775 } | |
| 2776 | |
| 2777 #ifdef FEAT_VERTSPLIT | |
| 2778 /* | |
| 779 | 2779 * Return TRUE if width of frame "frp" should not be changed because of |
| 2780 * the 'winfixwidth' option. | |
| 2781 */ | |
| 2782 static int | |
| 2783 frame_fixed_width(frp) | |
| 2784 frame_T *frp; | |
| 2785 { | |
| 2786 /* frame with one window: fixed width if 'winfixwidth' set. */ | |
| 2787 if (frp->fr_win != NULL) | |
| 2788 return frp->fr_win->w_p_wfw; | |
| 2789 | |
| 2790 if (frp->fr_layout == FR_COL) | |
| 2791 { | |
| 2792 /* The frame is fixed width if one of the frames in the row is fixed | |
| 2793 * width. */ | |
| 2794 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2795 if (frame_fixed_width(frp)) | |
| 2796 return TRUE; | |
| 2797 return FALSE; | |
| 2798 } | |
| 2799 | |
| 2800 /* frp->fr_layout == FR_ROW: The frame is fixed width if all of the | |
| 2801 * frames in the row are fixed width. */ | |
| 2802 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2803 if (!frame_fixed_width(frp)) | |
| 2804 return FALSE; | |
| 2805 return TRUE; | |
| 2806 } | |
| 2807 | |
| 2808 /* | |
| 7 | 2809 * Add a status line to windows at the bottom of "frp". |
| 2810 * Note: Does not check if there is room! | |
| 2811 */ | |
| 2812 static void | |
| 2813 frame_add_statusline(frp) | |
| 2814 frame_T *frp; | |
| 2815 { | |
| 2816 win_T *wp; | |
| 2817 | |
| 2818 if (frp->fr_layout == FR_LEAF) | |
| 2819 { | |
| 2820 wp = frp->fr_win; | |
| 2821 if (wp->w_status_height == 0) | |
| 2822 { | |
| 2823 if (wp->w_height > 0) /* don't make it negative */ | |
| 2824 --wp->w_height; | |
| 2825 wp->w_status_height = STATUS_HEIGHT; | |
| 2826 } | |
| 2827 } | |
| 2828 else if (frp->fr_layout == FR_ROW) | |
| 2829 { | |
| 2830 /* Handle all the frames in the row. */ | |
| 2831 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2832 frame_add_statusline(frp); | |
| 2833 } | |
| 2834 else /* frp->fr_layout == FR_COL */ | |
| 2835 { | |
| 2836 /* Only need to handle the last frame in the column. */ | |
| 2837 for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next) | |
| 2838 ; | |
| 2839 frame_add_statusline(frp); | |
| 2840 } | |
| 2841 } | |
| 2842 | |
| 2843 /* | |
| 2844 * Set width of a frame. Handles recursively going through contained frames. | |
| 2845 * May remove separator line for windows at the right side (for win_close()). | |
| 2846 */ | |
| 2847 static void | |
| 779 | 2848 frame_new_width(topfrp, width, leftfirst, wfw) |
| 7 | 2849 frame_T *topfrp; |
| 2850 int width; | |
| 2851 int leftfirst; /* resize leftmost contained frame first */ | |
| 779 | 2852 int wfw; /* obey 'winfixwidth' when there is a choice; |
| 2853 may cause the width not to be set */ | |
| 7 | 2854 { |
| 2855 frame_T *frp; | |
| 2856 int extra_cols; | |
| 2857 int w; | |
| 2858 win_T *wp; | |
| 2859 | |
| 2860 if (topfrp->fr_layout == FR_LEAF) | |
| 2861 { | |
| 2862 /* Simple case: just one window. */ | |
| 2863 wp = topfrp->fr_win; | |
| 2864 /* Find out if there are any windows right of this one. */ | |
| 2865 for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent) | |
| 2866 if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL) | |
| 2867 break; | |
| 2868 if (frp->fr_parent == NULL) | |
| 2869 wp->w_vsep_width = 0; | |
| 2870 win_new_width(wp, width - wp->w_vsep_width); | |
| 2871 } | |
| 2872 else if (topfrp->fr_layout == FR_COL) | |
| 2873 { | |
| 779 | 2874 do |
| 2875 { | |
| 2876 /* All frames in this column get the same new width. */ | |
| 2877 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2878 { | |
| 2879 frame_new_width(frp, width, leftfirst, wfw); | |
| 2880 if (frp->fr_width > width) | |
| 2881 { | |
| 2882 /* Could not fit the windows, make whole column wider. */ | |
| 2883 width = frp->fr_width; | |
| 2884 break; | |
| 2885 } | |
| 2886 } | |
| 2887 } while (frp != NULL); | |
| 7 | 2888 } |
| 2889 else /* fr_layout == FR_ROW */ | |
| 2890 { | |
| 2891 /* Complicated case: Resize a row of frames. Resize the rightmost | |
| 2892 * frame first, frames left of it when needed. */ | |
| 2893 | |
| 2894 frp = topfrp->fr_child; | |
| 779 | 2895 if (wfw) |
| 2896 /* Advance past frames with one window with 'wfw' set. */ | |
| 2897 while (frame_fixed_width(frp)) | |
| 2898 { | |
| 2899 frp = frp->fr_next; | |
| 2900 if (frp == NULL) | |
| 2901 return; /* no frame without 'wfw', give up */ | |
| 2902 } | |
| 7 | 2903 if (!leftfirst) |
| 779 | 2904 { |
| 2905 /* Find the rightmost frame of this row */ | |
| 7 | 2906 while (frp->fr_next != NULL) |
| 2907 frp = frp->fr_next; | |
| 779 | 2908 if (wfw) |
| 2909 /* Advance back for frames with one window with 'wfw' set. */ | |
| 2910 while (frame_fixed_width(frp)) | |
| 2911 frp = frp->fr_prev; | |
| 2912 } | |
| 7 | 2913 |
| 2914 extra_cols = width - topfrp->fr_width; | |
| 2915 if (extra_cols < 0) | |
| 2916 { | |
| 2917 /* reduce frame width, rightmost frame first */ | |
| 2918 while (frp != NULL) | |
| 2919 { | |
| 2920 w = frame_minwidth(frp, NULL); | |
| 2921 if (frp->fr_width + extra_cols < w) | |
| 2922 { | |
| 2923 extra_cols += frp->fr_width - w; | |
| 779 | 2924 frame_new_width(frp, w, leftfirst, wfw); |
| 7 | 2925 } |
| 2926 else | |
| 2927 { | |
| 779 | 2928 frame_new_width(frp, frp->fr_width + extra_cols, |
| 2929 leftfirst, wfw); | |
| 7 | 2930 break; |
| 2931 } | |
| 2932 if (leftfirst) | |
| 779 | 2933 { |
| 2934 do | |
| 2935 frp = frp->fr_next; | |
| 2936 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
| 2937 } | |
| 7 | 2938 else |
| 779 | 2939 { |
| 2940 do | |
| 2941 frp = frp->fr_prev; | |
| 2942 while (wfw && frp != NULL && frame_fixed_width(frp)); | |
| 2943 } | |
| 2944 /* Increase "width" if we could not reduce enough frames. */ | |
| 2945 if (frp == NULL) | |
| 2946 width -= extra_cols; | |
| 7 | 2947 } |
| 2948 } | |
| 2949 else if (extra_cols > 0) | |
| 2950 { | |
| 2951 /* increase width of rightmost frame */ | |
| 779 | 2952 frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw); |
| 7 | 2953 } |
| 2954 } | |
| 2955 topfrp->fr_width = width; | |
| 2956 } | |
| 2957 | |
| 2958 /* | |
| 2959 * Add the vertical separator to windows at the right side of "frp". | |
| 2960 * Note: Does not check if there is room! | |
| 2961 */ | |
| 2962 static void | |
| 2963 frame_add_vsep(frp) | |
| 2964 frame_T *frp; | |
| 2965 { | |
| 2966 win_T *wp; | |
| 2967 | |
| 2968 if (frp->fr_layout == FR_LEAF) | |
| 2969 { | |
| 2970 wp = frp->fr_win; | |
| 2971 if (wp->w_vsep_width == 0) | |
| 2972 { | |
| 2973 if (wp->w_width > 0) /* don't make it negative */ | |
| 2974 --wp->w_width; | |
| 2975 wp->w_vsep_width = 1; | |
| 2976 } | |
| 2977 } | |
| 2978 else if (frp->fr_layout == FR_COL) | |
| 2979 { | |
| 2980 /* Handle all the frames in the column. */ | |
| 2981 for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 2982 frame_add_vsep(frp); | |
| 2983 } | |
| 2984 else /* frp->fr_layout == FR_ROW */ | |
| 2985 { | |
| 2986 /* Only need to handle the last frame in the row. */ | |
| 2987 frp = frp->fr_child; | |
| 2988 while (frp->fr_next != NULL) | |
| 2989 frp = frp->fr_next; | |
| 2990 frame_add_vsep(frp); | |
| 2991 } | |
| 2992 } | |
| 2993 | |
| 2994 /* | |
| 2995 * Set frame width from the window it contains. | |
| 2996 */ | |
| 2997 static void | |
| 2998 frame_fix_width(wp) | |
| 2999 win_T *wp; | |
| 3000 { | |
| 3001 wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width; | |
| 3002 } | |
| 3003 #endif | |
| 3004 | |
| 3005 /* | |
| 3006 * Set frame height from the window it contains. | |
| 3007 */ | |
| 3008 static void | |
| 3009 frame_fix_height(wp) | |
| 3010 win_T *wp; | |
| 3011 { | |
| 3012 wp->w_frame->fr_height = wp->w_height + wp->w_status_height; | |
| 3013 } | |
| 3014 | |
| 3015 /* | |
| 3016 * Compute the minimal height for frame "topfrp". | |
| 3017 * Uses the 'winminheight' option. | |
| 3018 * When "next_curwin" isn't NULL, use p_wh for this window. | |
| 3019 * When "next_curwin" is NOWIN, don't use at least one line for the current | |
| 3020 * window. | |
| 3021 */ | |
| 3022 static int | |
| 3023 frame_minheight(topfrp, next_curwin) | |
| 3024 frame_T *topfrp; | |
| 3025 win_T *next_curwin; | |
| 3026 { | |
| 3027 frame_T *frp; | |
| 3028 int m; | |
| 3029 #ifdef FEAT_VERTSPLIT | |
| 3030 int n; | |
| 3031 #endif | |
| 3032 | |
| 3033 if (topfrp->fr_win != NULL) | |
| 3034 { | |
| 3035 if (topfrp->fr_win == next_curwin) | |
| 3036 m = p_wh + topfrp->fr_win->w_status_height; | |
| 3037 else | |
| 3038 { | |
| 3039 /* window: minimal height of the window plus status line */ | |
| 3040 m = p_wmh + topfrp->fr_win->w_status_height; | |
| 3041 /* Current window is minimal one line high */ | |
| 3042 if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
| 3043 ++m; | |
| 3044 } | |
| 3045 } | |
| 3046 #ifdef FEAT_VERTSPLIT | |
| 3047 else if (topfrp->fr_layout == FR_ROW) | |
| 3048 { | |
| 3049 /* get the minimal height from each frame in this row */ | |
| 3050 m = 0; | |
| 3051 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3052 { | |
| 3053 n = frame_minheight(frp, next_curwin); | |
| 3054 if (n > m) | |
| 3055 m = n; | |
| 3056 } | |
| 3057 } | |
| 3058 #endif | |
| 3059 else | |
| 3060 { | |
| 3061 /* Add up the minimal heights for all frames in this column. */ | |
| 3062 m = 0; | |
| 3063 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3064 m += frame_minheight(frp, next_curwin); | |
| 3065 } | |
| 3066 | |
| 3067 return m; | |
| 3068 } | |
| 3069 | |
| 3070 #ifdef FEAT_VERTSPLIT | |
| 3071 /* | |
| 3072 * Compute the minimal width for frame "topfrp". | |
| 3073 * When "next_curwin" isn't NULL, use p_wiw for this window. | |
| 3074 * When "next_curwin" is NOWIN, don't use at least one column for the current | |
| 3075 * window. | |
| 3076 */ | |
| 3077 static int | |
| 3078 frame_minwidth(topfrp, next_curwin) | |
| 3079 frame_T *topfrp; | |
| 3080 win_T *next_curwin; /* use p_wh and p_wiw for next_curwin */ | |
| 3081 { | |
| 3082 frame_T *frp; | |
| 3083 int m, n; | |
| 3084 | |
| 3085 if (topfrp->fr_win != NULL) | |
| 3086 { | |
| 3087 if (topfrp->fr_win == next_curwin) | |
| 3088 m = p_wiw + topfrp->fr_win->w_vsep_width; | |
| 3089 else | |
| 3090 { | |
| 3091 /* window: minimal width of the window plus separator column */ | |
| 3092 m = p_wmw + topfrp->fr_win->w_vsep_width; | |
| 3093 /* Current window is minimal one column wide */ | |
| 3094 if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL) | |
| 3095 ++m; | |
| 3096 } | |
| 3097 } | |
| 3098 else if (topfrp->fr_layout == FR_COL) | |
| 3099 { | |
| 3100 /* get the minimal width from each frame in this column */ | |
| 3101 m = 0; | |
| 3102 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3103 { | |
| 3104 n = frame_minwidth(frp, next_curwin); | |
| 3105 if (n > m) | |
| 3106 m = n; | |
| 3107 } | |
| 3108 } | |
| 3109 else | |
| 3110 { | |
| 3111 /* Add up the minimal widths for all frames in this row. */ | |
| 3112 m = 0; | |
| 3113 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 3114 m += frame_minwidth(frp, next_curwin); | |
| 3115 } | |
| 3116 | |
| 3117 return m; | |
| 3118 } | |
| 3119 #endif | |
| 3120 | |
| 3121 | |
| 3122 /* | |
| 3123 * Try to close all windows except current one. | |
| 3124 * Buffers in the other windows become hidden if 'hidden' is set, or '!' is | |
| 3125 * used and the buffer was modified. | |
| 3126 * | |
| 3127 * Used by ":bdel" and ":only". | |
| 3128 */ | |
| 3129 void | |
| 3130 close_others(message, forceit) | |
| 3131 int message; | |
| 3132 int forceit; /* always hide all other windows */ | |
| 3133 { | |
| 3134 win_T *wp; | |
| 3135 win_T *nextwp; | |
| 3136 int r; | |
| 3137 | |
| 1906 | 3138 if (one_window()) |
| 7 | 3139 { |
| 3140 if (message | |
| 3141 #ifdef FEAT_AUTOCMD | |
| 3142 && !autocmd_busy | |
| 3143 #endif | |
| 3144 ) | |
| 826 | 3145 MSG(_(m_onlyone)); |
| 7 | 3146 return; |
| 3147 } | |
| 3148 | |
| 3149 /* Be very careful here: autocommands may change the window layout. */ | |
| 3150 for (wp = firstwin; win_valid(wp); wp = nextwp) | |
| 3151 { | |
| 3152 nextwp = wp->w_next; | |
| 3153 if (wp != curwin) /* don't close current window */ | |
| 3154 { | |
| 3155 | |
| 3156 /* Check if it's allowed to abandon this window */ | |
| 3157 r = can_abandon(wp->w_buffer, forceit); | |
| 3158 #ifdef FEAT_AUTOCMD | |
| 3159 if (!win_valid(wp)) /* autocommands messed wp up */ | |
| 3160 { | |
| 3161 nextwp = firstwin; | |
| 3162 continue; | |
| 3163 } | |
| 3164 #endif | |
| 3165 if (!r) | |
| 3166 { | |
| 3167 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
| 3168 if (message && (p_confirm || cmdmod.confirm) && p_write) | |
| 3169 { | |
| 3170 dialog_changed(wp->w_buffer, FALSE); | |
| 3171 # ifdef FEAT_AUTOCMD | |
| 3172 if (!win_valid(wp)) /* autocommands messed wp up */ | |
| 3173 { | |
| 3174 nextwp = firstwin; | |
| 3175 continue; | |
| 3176 } | |
| 3177 # endif | |
| 3178 } | |
| 3179 if (bufIsChanged(wp->w_buffer)) | |
| 3180 #endif | |
| 3181 continue; | |
| 3182 } | |
| 3183 win_close(wp, !P_HID(wp->w_buffer) && !bufIsChanged(wp->w_buffer)); | |
| 3184 } | |
| 3185 } | |
| 3186 | |
| 667 | 3187 if (message && lastwin != firstwin) |
| 7 | 3188 EMSG(_("E445: Other window contains changes")); |
| 3189 } | |
| 3190 | |
| 3191 #endif /* FEAT_WINDOWS */ | |
| 3192 | |
| 3193 /* | |
| 675 | 3194 * Init the current window "curwin". |
| 3195 * Called when a new file is being edited. | |
| 7 | 3196 */ |
| 3197 void | |
| 675 | 3198 curwin_init() |
| 7 | 3199 { |
| 1918 | 3200 win_init_empty(curwin); |
| 3201 } | |
| 3202 | |
| 3203 void | |
| 3204 win_init_empty(wp) | |
| 3205 win_T *wp; | |
| 3206 { | |
| 3207 redraw_win_later(wp, NOT_VALID); | |
| 3208 wp->w_lines_valid = 0; | |
| 3209 wp->w_cursor.lnum = 1; | |
| 3210 wp->w_curswant = wp->w_cursor.col = 0; | |
| 7 | 3211 #ifdef FEAT_VIRTUALEDIT |
| 1918 | 3212 wp->w_cursor.coladd = 0; |
| 3213 #endif | |
| 3214 wp->w_pcmark.lnum = 1; /* pcmark not cleared but set to line 1 */ | |
| 3215 wp->w_pcmark.col = 0; | |
| 3216 wp->w_prev_pcmark.lnum = 0; | |
| 3217 wp->w_prev_pcmark.col = 0; | |
| 3218 wp->w_topline = 1; | |
| 7 | 3219 #ifdef FEAT_DIFF |
| 1918 | 3220 wp->w_topfill = 0; |
| 3221 #endif | |
| 3222 wp->w_botline = 2; | |
| 7 | 3223 #ifdef FEAT_FKMAP |
| 1918 | 3224 if (wp->w_p_rl) |
| 3225 wp->w_farsi = W_CONV + W_R_L; | |
| 7 | 3226 else |
| 1918 | 3227 wp->w_farsi = W_CONV; |
| 7 | 3228 #endif |
| 3229 } | |
| 3230 | |
| 3231 /* | |
| 3232 * Allocate the first window and put an empty buffer in it. | |
| 3233 * Called from main(). | |
| 667 | 3234 * Return FAIL when something goes wrong (out of memory). |
| 7 | 3235 */ |
| 667 | 3236 int |
| 7 | 3237 win_alloc_first() |
| 3238 { | |
| 675 | 3239 if (win_alloc_firstwin(NULL) == FAIL) |
| 667 | 3240 return FAIL; |
| 3241 | |
| 3242 #ifdef FEAT_WINDOWS | |
| 672 | 3243 first_tabpage = alloc_tabpage(); |
| 667 | 3244 if (first_tabpage == NULL) |
| 3245 return FAIL; | |
| 3246 first_tabpage->tp_topframe = topframe; | |
| 672 | 3247 curtab = first_tabpage; |
| 667 | 3248 #endif |
| 1906 | 3249 |
| 667 | 3250 return OK; |
| 3251 } | |
| 3252 | |
| 1906 | 3253 #if defined(FEAT_AUTOCMD) || defined(PROTO) |
| 3254 /* | |
| 3255 * Init "aucmd_win". This can only be done after the first | |
| 3256 * window is fully initialized, thus it can't be in win_alloc_first(). | |
| 3257 */ | |
| 3258 void | |
| 3259 win_alloc_aucmd_win() | |
| 3260 { | |
| 3261 aucmd_win = win_alloc(NULL, TRUE); | |
| 3262 if (aucmd_win != NULL) | |
| 3263 { | |
| 3264 win_init_some(aucmd_win, curwin); | |
| 3265 # ifdef FEAT_SCROLLBIND | |
| 3266 aucmd_win->w_p_scb = FALSE; | |
| 3267 # endif | |
| 3268 new_frame(aucmd_win); | |
| 3269 } | |
| 3270 } | |
| 3271 #endif | |
| 3272 | |
| 667 | 3273 /* |
| 675 | 3274 * Allocate the first window or the first window in a new tab page. |
| 3275 * When "oldwin" is NULL create an empty buffer for it. | |
| 3276 * When "oldwin" is not NULL copy info from it to the new window (only with | |
| 3277 * FEAT_WINDOWS). | |
| 667 | 3278 * Return FAIL when something goes wrong (out of memory). |
| 3279 */ | |
| 3280 static int | |
| 675 | 3281 win_alloc_firstwin(oldwin) |
| 3282 win_T *oldwin; | |
| 667 | 3283 { |
| 1906 | 3284 curwin = win_alloc(NULL, FALSE); |
| 675 | 3285 if (oldwin == NULL) |
| 3286 { | |
| 3287 /* Very first window, need to create an empty buffer for it and | |
| 3288 * initialize from scratch. */ | |
| 3289 curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED); | |
| 3290 if (curwin == NULL || curbuf == NULL) | |
| 3291 return FAIL; | |
| 3292 curwin->w_buffer = curbuf; | |
| 3293 curbuf->b_nwindows = 1; /* there is one window */ | |
| 7 | 3294 #ifdef FEAT_WINDOWS |
| 675 | 3295 curwin->w_alist = &global_alist; |
| 3296 #endif | |
| 3297 curwin_init(); /* init current window */ | |
| 3298 } | |
| 3299 #ifdef FEAT_WINDOWS | |
| 3300 else | |
| 3301 { | |
| 3302 /* First window in new tab page, initialize it from "oldwin". */ | |
| 1822 | 3303 win_init(curwin, oldwin, 0); |
| 675 | 3304 |
| 3305 # ifdef FEAT_SCROLLBIND | |
| 3306 /* We don't want scroll-binding in the first window. */ | |
| 3307 curwin->w_p_scb = FALSE; | |
| 3308 # endif | |
| 3309 } | |
| 3310 #endif | |
| 7 | 3311 |
| 1906 | 3312 new_frame(curwin); |
| 3313 if (curwin->w_frame == NULL) | |
| 667 | 3314 return FAIL; |
| 1906 | 3315 topframe = curwin->w_frame; |
| 7 | 3316 #ifdef FEAT_VERTSPLIT |
| 3317 topframe->fr_width = Columns; | |
| 3318 #endif | |
| 3319 topframe->fr_height = Rows - p_ch; | |
| 3320 topframe->fr_win = curwin; | |
| 667 | 3321 |
| 3322 return OK; | |
| 3323 } | |
| 3324 | |
| 3325 /* | |
| 1906 | 3326 * Create a frame for window "wp". |
| 3327 */ | |
| 3328 static void | |
| 3329 new_frame(win_T *wp) | |
| 3330 { | |
| 3331 frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
| 3332 | |
| 3333 wp->w_frame = frp; | |
| 3334 if (frp != NULL) | |
| 3335 { | |
| 3336 frp->fr_layout = FR_LEAF; | |
| 3337 frp->fr_win = wp; | |
| 3338 } | |
| 3339 } | |
| 3340 | |
| 3341 /* | |
| 667 | 3342 * Initialize the window and frame size to the maximum. |
| 3343 */ | |
| 3344 void | |
| 3345 win_init_size() | |
| 3346 { | |
| 3347 firstwin->w_height = ROWS_AVAIL; | |
| 3348 topframe->fr_height = ROWS_AVAIL; | |
| 3349 #ifdef FEAT_VERTSPLIT | |
| 3350 firstwin->w_width = Columns; | |
| 3351 topframe->fr_width = Columns; | |
| 3352 #endif | |
| 7 | 3353 } |
| 3354 | |
| 3355 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 672 | 3356 |
| 3357 /* | |
| 3358 * Allocate a new tabpage_T and init the values. | |
| 3359 * Returns NULL when out of memory. | |
| 3360 */ | |
| 3361 static tabpage_T * | |
| 3362 alloc_tabpage() | |
| 3363 { | |
| 3364 tabpage_T *tp; | |
| 3365 | |
| 3366 tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T)); | |
| 3367 if (tp != NULL) | |
| 3368 { | |
| 788 | 3369 # ifdef FEAT_GUI |
| 3370 int i; | |
| 3371 | |
| 3372 for (i = 0; i < 3; i++) | |
| 3373 tp->tp_prev_which_scrollbars[i] = -1; | |
| 3374 # endif | |
| 672 | 3375 # ifdef FEAT_DIFF |
| 3376 tp->tp_diff_invalid = TRUE; | |
| 3377 # endif | |
| 819 | 3378 #ifdef FEAT_EVAL |
| 3379 /* init t: variables */ | |
| 3380 init_var_dict(&tp->tp_vars, &tp->tp_winvar); | |
| 3381 #endif | |
| 824 | 3382 tp->tp_ch_used = p_ch; |
| 672 | 3383 } |
| 3384 return tp; | |
| 3385 } | |
| 3386 | |
| 852 | 3387 void |
| 672 | 3388 free_tabpage(tp) |
| 3389 tabpage_T *tp; | |
| 3390 { | |
| 1906 | 3391 int idx; |
| 3392 | |
| 672 | 3393 # ifdef FEAT_DIFF |
| 3394 diff_clear(tp); | |
| 3395 # endif | |
| 1906 | 3396 for (idx = 0; idx < SNAP_COUNT; ++idx) |
| 3397 clear_snapshot(tp, idx); | |
| 819 | 3398 #ifdef FEAT_EVAL |
| 3399 vars_clear(&tp->tp_vars.dv_hashtab); /* free all t: variables */ | |
| 3400 #endif | |
| 672 | 3401 vim_free(tp); |
| 3402 } | |
| 3403 | |
| 667 | 3404 /* |
| 675 | 3405 * Create a new Tab page with one window. |
| 3406 * It will edit the current buffer, like after ":split". | |
| 682 | 3407 * When "after" is 0 put it just after the current Tab page. |
| 3408 * Otherwise put it just before tab page "after". | |
| 667 | 3409 * Return FAIL or OK. |
| 3410 */ | |
| 3411 int | |
| 682 | 3412 win_new_tabpage(after) |
| 3413 int after; | |
| 667 | 3414 { |
| 672 | 3415 tabpage_T *tp = curtab; |
| 667 | 3416 tabpage_T *newtp; |
| 682 | 3417 int n; |
| 667 | 3418 |
| 672 | 3419 newtp = alloc_tabpage(); |
| 667 | 3420 if (newtp == NULL) |
| 3421 return FAIL; | |
| 3422 | |
| 3423 /* Remember the current windows in this Tab page. */ | |
| 675 | 3424 if (leave_tabpage(curbuf) == FAIL) |
| 674 | 3425 { |
| 3426 vim_free(newtp); | |
| 3427 return FAIL; | |
| 3428 } | |
| 672 | 3429 curtab = newtp; |
| 667 | 3430 |
| 3431 /* Create a new empty window. */ | |
| 675 | 3432 if (win_alloc_firstwin(tp->tp_curwin) == OK) |
| 667 | 3433 { |
| 3434 /* Make the new Tab page the new topframe. */ | |
| 682 | 3435 if (after == 1) |
| 3436 { | |
| 3437 /* New tab page becomes the first one. */ | |
| 3438 newtp->tp_next = first_tabpage; | |
| 3439 first_tabpage = newtp; | |
| 3440 } | |
| 3441 else | |
| 3442 { | |
| 3443 if (after > 0) | |
| 3444 { | |
| 3445 /* Put new tab page before tab page "after". */ | |
| 3446 n = 2; | |
| 3447 for (tp = first_tabpage; tp->tp_next != NULL | |
| 3448 && n < after; tp = tp->tp_next) | |
| 3449 ++n; | |
| 3450 } | |
| 3451 newtp->tp_next = tp->tp_next; | |
| 3452 tp->tp_next = newtp; | |
| 3453 } | |
| 667 | 3454 win_init_size(); |
| 685 | 3455 firstwin->w_winrow = tabline_height(); |
| 819 | 3456 win_comp_scroll(curwin); |
| 667 | 3457 |
| 3458 newtp->tp_topframe = topframe; | |
| 671 | 3459 last_status(FALSE); |
| 815 | 3460 |
| 3461 #if defined(FEAT_GUI) | |
| 3462 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
| 3463 * scrollbars. Have to update them anyway. */ | |
| 1906 | 3464 gui_may_update_scrollbars(); |
| 815 | 3465 #endif |
| 3466 | |
| 667 | 3467 redraw_all_later(CLEAR); |
| 675 | 3468 #ifdef FEAT_AUTOCMD |
| 3469 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
| 3470 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
| 3471 #endif | |
| 667 | 3472 return OK; |
| 3473 } | |
| 3474 | |
| 3475 /* Failed, get back the previous Tab page */ | |
| 674 | 3476 enter_tabpage(curtab, curbuf); |
| 667 | 3477 return FAIL; |
| 3478 } | |
| 3479 | |
| 3480 /* | |
| 682 | 3481 * Open a new tab page if ":tab cmd" was used. It will edit the same buffer, |
| 3482 * like with ":split". | |
| 3483 * Returns OK if a new tab page was created, FAIL otherwise. | |
| 3484 */ | |
| 3485 int | |
| 3486 may_open_tabpage() | |
| 3487 { | |
| 1090 | 3488 int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab; |
| 3489 | |
| 3490 if (n != 0) | |
| 682 | 3491 { |
| 3492 cmdmod.tab = 0; /* reset it to avoid doing it twice */ | |
| 1090 | 3493 postponed_split_tab = 0; |
| 682 | 3494 return win_new_tabpage(n); |
| 3495 } | |
| 3496 return FAIL; | |
| 3497 } | |
| 3498 | |
| 3499 /* | |
| 672 | 3500 * Create up to "maxcount" tabpages with empty windows. |
| 3501 * Returns the number of resulting tab pages. | |
| 667 | 3502 */ |
| 672 | 3503 int |
| 3504 make_tabpages(maxcount) | |
| 3505 int maxcount; | |
| 667 | 3506 { |
| 672 | 3507 int count = maxcount; |
| 3508 int todo; | |
| 3509 | |
| 698 | 3510 /* Limit to 'tabpagemax' tabs. */ |
| 3511 if (count > p_tpm) | |
| 3512 count = p_tpm; | |
| 672 | 3513 |
| 3514 #ifdef FEAT_AUTOCMD | |
| 3515 /* | |
| 3516 * Don't execute autocommands while creating the tab pages. Must do that | |
| 3517 * when putting the buffers in the windows. | |
| 3518 */ | |
| 1410 | 3519 block_autocmds(); |
| 672 | 3520 #endif |
| 3521 | |
| 3522 for (todo = count - 1; todo > 0; --todo) | |
| 682 | 3523 if (win_new_tabpage(0) == FAIL) |
| 667 | 3524 break; |
| 672 | 3525 |
| 3526 #ifdef FEAT_AUTOCMD | |
| 1410 | 3527 unblock_autocmds(); |
| 672 | 3528 #endif |
| 3529 | |
| 3530 /* return actual number of tab pages */ | |
| 3531 return (count - todo); | |
| 667 | 3532 } |
| 3533 | |
| 3534 /* | |
| 671 | 3535 * Return TRUE when "tpc" points to a valid tab page. |
| 3536 */ | |
| 3537 int | |
| 3538 valid_tabpage(tpc) | |
| 3539 tabpage_T *tpc; | |
| 3540 { | |
| 3541 tabpage_T *tp; | |
| 3542 | |
| 3543 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 3544 if (tp == tpc) | |
| 3545 return TRUE; | |
| 3546 return FALSE; | |
| 3547 } | |
| 3548 | |
| 3549 /* | |
| 3550 * Find tab page "n" (first one is 1). Returns NULL when not found. | |
| 3551 */ | |
| 3552 tabpage_T * | |
| 3553 find_tabpage(n) | |
| 3554 int n; | |
| 3555 { | |
| 3556 tabpage_T *tp; | |
| 3557 int i = 1; | |
| 3558 | |
| 3559 for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next) | |
| 3560 ++i; | |
| 3561 return tp; | |
| 3562 } | |
| 3563 | |
| 3564 /* | |
| 685 | 3565 * Get index of tab page "tp". First one has index 1. |
| 686 | 3566 * When not found returns number of tab pages plus one. |
| 685 | 3567 */ |
| 3568 int | |
| 3569 tabpage_index(ftp) | |
| 3570 tabpage_T *ftp; | |
| 3571 { | |
| 3572 int i = 1; | |
| 3573 tabpage_T *tp; | |
| 3574 | |
| 3575 for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next) | |
| 3576 ++i; | |
| 3577 return i; | |
| 3578 } | |
| 3579 | |
| 3580 /* | |
| 674 | 3581 * Prepare for leaving the current tab page. |
| 3582 * When autocomands change "curtab" we don't leave the tab page and return | |
| 3583 * FAIL. | |
| 3584 * Careful: When OK is returned need to get a new tab page very very soon! | |
| 667 | 3585 */ |
| 674 | 3586 static int |
| 3587 leave_tabpage(new_curbuf) | |
| 1887 | 3588 buf_T *new_curbuf UNUSED; /* what is going to be the new curbuf, |
| 674 | 3589 NULL if unknown */ |
| 667 | 3590 { |
| 674 | 3591 tabpage_T *tp = curtab; |
| 3592 | |
| 819 | 3593 #ifdef FEAT_VISUAL |
| 3594 reset_VIsual_and_resel(); /* stop Visual mode */ | |
| 3595 #endif | |
| 674 | 3596 #ifdef FEAT_AUTOCMD |
| 3597 if (new_curbuf != curbuf) | |
| 3598 { | |
| 3599 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 3600 if (curtab != tp) | |
| 3601 return FAIL; | |
| 3602 } | |
| 3603 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
| 3604 if (curtab != tp) | |
| 3605 return FAIL; | |
| 675 | 3606 apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf); |
| 674 | 3607 if (curtab != tp) |
| 3608 return FAIL; | |
| 3609 #endif | |
| 668 | 3610 #if defined(FEAT_GUI) |
| 3611 /* Remove the scrollbars. They may be added back later. */ | |
| 3612 if (gui.in_use) | |
| 3613 gui_remove_scrollbars(); | |
| 3614 #endif | |
| 667 | 3615 tp->tp_curwin = curwin; |
| 671 | 3616 tp->tp_prevwin = prevwin; |
| 667 | 3617 tp->tp_firstwin = firstwin; |
| 3618 tp->tp_lastwin = lastwin; | |
| 668 | 3619 tp->tp_old_Rows = Rows; |
| 3620 tp->tp_old_Columns = Columns; | |
| 667 | 3621 firstwin = NULL; |
| 3622 lastwin = NULL; | |
| 674 | 3623 return OK; |
| 667 | 3624 } |
| 3625 | |
| 3626 /* | |
| 3627 * Start using tab page "tp". | |
| 675 | 3628 * Only to be used after leave_tabpage() or freeing the current tab page. |
| 667 | 3629 */ |
| 3630 static void | |
| 3631 enter_tabpage(tp, old_curbuf) | |
| 3632 tabpage_T *tp; | |
| 1887 | 3633 buf_T *old_curbuf UNUSED; |
| 667 | 3634 { |
| 668 | 3635 int old_off = tp->tp_firstwin->w_winrow; |
| 870 | 3636 win_T *next_prevwin = tp->tp_prevwin; |
| 668 | 3637 |
| 672 | 3638 curtab = tp; |
| 667 | 3639 firstwin = tp->tp_firstwin; |
| 3640 lastwin = tp->tp_lastwin; | |
| 3641 topframe = tp->tp_topframe; | |
| 870 | 3642 |
| 3643 /* We would like doing the TabEnter event first, but we don't have a | |
| 3644 * valid current window yet, which may break some commands. | |
| 3645 * This triggers autocommands, thus may make "tp" invalid. */ | |
| 3646 win_enter_ext(tp->tp_curwin, FALSE, TRUE); | |
| 3647 prevwin = next_prevwin; | |
| 3648 | |
| 675 | 3649 #ifdef FEAT_AUTOCMD |
| 3650 apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf); | |
| 870 | 3651 |
| 667 | 3652 if (old_curbuf != curbuf) |
| 3653 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
| 3654 #endif | |
| 3655 | |
| 668 | 3656 last_status(FALSE); /* status line may appear or disappear */ |
| 3657 (void)win_comp_pos(); /* recompute w_winrow for all windows */ | |
| 672 | 3658 must_redraw = CLEAR; /* need to redraw everything */ |
| 3659 #ifdef FEAT_DIFF | |
| 3660 diff_need_scrollbind = TRUE; | |
| 3661 #endif | |
| 668 | 3662 |
| 3663 /* The tabpage line may have appeared or disappeared, may need to resize | |
| 3664 * the frames for that. When the Vim window was resized need to update | |
| 824 | 3665 * frame sizes too. Use the stored value of p_ch, so that it can be |
| 3666 * different for each tab page. */ | |
| 3667 p_ch = curtab->tp_ch_used; | |
| 685 | 3668 if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow |
| 3669 #ifdef FEAT_GUI_TABLINE | |
| 3670 && !gui_use_tabline() | |
| 3671 #endif | |
| 3672 )) | |
| 668 | 3673 shell_new_rows(); |
| 3674 #ifdef FEAT_VERTSPLIT | |
| 674 | 3675 if (curtab->tp_old_Columns != Columns && starting == 0) |
| 668 | 3676 shell_new_columns(); /* update window widths */ |
| 3677 #endif | |
| 3678 | |
| 3679 #if defined(FEAT_GUI) | |
| 3680 /* When 'guioptions' includes 'L' or 'R' may have to remove or add | |
| 3681 * scrollbars. Have to update them anyway. */ | |
| 1906 | 3682 gui_may_update_scrollbars(); |
| 667 | 3683 #endif |
| 3684 | |
| 3685 redraw_all_later(CLEAR); | |
| 3686 } | |
| 3687 | |
| 3688 /* | |
| 3689 * Go to tab page "n". For ":tab N" and "Ngt". | |
| 685 | 3690 * When "n" is 9999 go to the last tab page. |
| 667 | 3691 */ |
| 3692 void | |
| 3693 goto_tabpage(n) | |
| 3694 int n; | |
| 3695 { | |
| 3696 tabpage_T *tp; | |
| 682 | 3697 tabpage_T *ttp; |
| 667 | 3698 int i; |
| 3699 | |
| 857 | 3700 if (text_locked()) |
| 3701 { | |
| 3702 /* Not allowed when editing the command line. */ | |
| 3703 #ifdef FEAT_CMDWIN | |
| 3704 if (cmdwin_type != 0) | |
| 3705 EMSG(_(e_cmdwin)); | |
| 3706 else | |
| 3707 #endif | |
| 3708 EMSG(_(e_secure)); | |
| 3709 return; | |
| 3710 } | |
| 3711 | |
| 675 | 3712 /* If there is only one it can't work. */ |
| 3713 if (first_tabpage->tp_next == NULL) | |
| 3714 { | |
| 3715 if (n > 1) | |
| 3716 beep_flush(); | |
| 3717 return; | |
| 3718 } | |
| 3719 | |
| 667 | 3720 if (n == 0) |
| 3721 { | |
| 3722 /* No count, go to next tab page, wrap around end. */ | |
| 674 | 3723 if (curtab->tp_next == NULL) |
| 667 | 3724 tp = first_tabpage; |
| 3725 else | |
| 674 | 3726 tp = curtab->tp_next; |
| 667 | 3727 } |
| 682 | 3728 else if (n < 0) |
| 3729 { | |
| 3730 /* "gT": go to previous tab page, wrap around end. "N gT" repeats | |
| 3731 * this N times. */ | |
| 3732 ttp = curtab; | |
| 3733 for (i = n; i < 0; ++i) | |
| 3734 { | |
| 3735 for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL; | |
| 3736 tp = tp->tp_next) | |
| 3737 ; | |
| 3738 ttp = tp; | |
| 3739 } | |
| 3740 } | |
| 685 | 3741 else if (n == 9999) |
| 3742 { | |
| 3743 /* Go to last tab page. */ | |
| 3744 for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next) | |
| 3745 ; | |
| 3746 } | |
| 667 | 3747 else |
| 3748 { | |
| 3749 /* Go to tab page "n". */ | |
| 685 | 3750 tp = find_tabpage(n); |
| 671 | 3751 if (tp == NULL) |
| 3752 { | |
| 3753 beep_flush(); | |
| 3754 return; | |
| 3755 } | |
| 667 | 3756 } |
| 3757 | |
| 685 | 3758 goto_tabpage_tp(tp); |
| 3759 | |
| 3760 #ifdef FEAT_GUI_TABLINE | |
| 3761 if (gui_use_tabline()) | |
| 690 | 3762 gui_mch_set_curtab(tabpage_index(curtab)); |
| 685 | 3763 #endif |
| 3764 } | |
| 3765 | |
| 3766 /* | |
| 3767 * Go to tabpage "tp". | |
| 3768 * Note: doesn't update the GUI tab. | |
| 3769 */ | |
| 3770 void | |
| 3771 goto_tabpage_tp(tp) | |
| 3772 tabpage_T *tp; | |
| 3773 { | |
| 682 | 3774 if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer) == OK) |
| 674 | 3775 { |
| 3776 if (valid_tabpage(tp)) | |
| 3777 enter_tabpage(tp, curbuf); | |
| 3778 else | |
| 3779 enter_tabpage(curtab, curbuf); | |
| 3780 } | |
| 667 | 3781 } |
| 7 | 3782 |
| 3783 /* | |
| 825 | 3784 * Enter window "wp" in tab page "tp". |
| 3785 * Also updates the GUI tab. | |
| 3786 */ | |
| 3787 void | |
| 3788 goto_tabpage_win(tp, wp) | |
| 3789 tabpage_T *tp; | |
| 3790 win_T *wp; | |
| 3791 { | |
| 3792 goto_tabpage_tp(tp); | |
| 3793 if (curtab == tp && win_valid(wp)) | |
| 3794 { | |
| 3795 win_enter(wp, TRUE); | |
| 3796 # ifdef FEAT_GUI_TABLINE | |
| 3797 if (gui_use_tabline()) | |
| 3798 gui_mch_set_curtab(tabpage_index(curtab)); | |
| 3799 # endif | |
| 3800 } | |
| 3801 } | |
| 3802 | |
| 3803 /* | |
| 682 | 3804 * Move the current tab page to before tab page "nr". |
| 3805 */ | |
| 3806 void | |
| 3807 tabpage_move(nr) | |
| 3808 int nr; | |
| 3809 { | |
| 3810 int n = nr; | |
| 3811 tabpage_T *tp; | |
| 3812 | |
| 3813 if (first_tabpage->tp_next == NULL) | |
| 3814 return; | |
| 3815 | |
| 3816 /* Remove the current tab page from the list of tab pages. */ | |
| 3817 if (curtab == first_tabpage) | |
| 3818 first_tabpage = curtab->tp_next; | |
| 3819 else | |
| 3820 { | |
| 3821 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 3822 if (tp->tp_next == curtab) | |
| 3823 break; | |
| 3824 if (tp == NULL) /* "cannot happen" */ | |
| 3825 return; | |
| 3826 tp->tp_next = curtab->tp_next; | |
| 3827 } | |
| 3828 | |
| 3829 /* Re-insert it at the specified position. */ | |
| 3830 if (n == 0) | |
| 3831 { | |
| 3832 curtab->tp_next = first_tabpage; | |
| 3833 first_tabpage = curtab; | |
| 3834 } | |
| 3835 else | |
| 3836 { | |
| 3837 for (tp = first_tabpage; tp->tp_next != NULL && n > 1; tp = tp->tp_next) | |
| 3838 --n; | |
| 3839 curtab->tp_next = tp->tp_next; | |
| 3840 tp->tp_next = curtab; | |
| 3841 } | |
| 3842 | |
| 3843 /* Need to redraw the tabline. Tab page contents doesn't change. */ | |
| 3844 redraw_tabline = TRUE; | |
| 3845 } | |
| 3846 | |
| 3847 | |
| 3848 /* | |
| 7 | 3849 * Go to another window. |
| 3850 * When jumping to another buffer, stop Visual mode. Do this before | |
| 3851 * changing windows so we can yank the selection into the '*' register. | |
| 3852 * When jumping to another window on the same buffer, adjust its cursor | |
| 3853 * position to keep the same Visual area. | |
| 3854 */ | |
| 3855 void | |
| 3856 win_goto(wp) | |
| 3857 win_T *wp; | |
| 3858 { | |
| 633 | 3859 if (text_locked()) |
| 7 | 3860 { |
| 3861 beep_flush(); | |
| 633 | 3862 text_locked_msg(); |
| 7 | 3863 return; |
| 3864 } | |
| 819 | 3865 #ifdef FEAT_AUTOCMD |
| 3866 if (curbuf_locked()) | |
| 3867 return; | |
| 3868 #endif | |
| 631 | 3869 |
| 7 | 3870 #ifdef FEAT_VISUAL |
| 3871 if (wp->w_buffer != curbuf) | |
| 3872 reset_VIsual_and_resel(); | |
| 3873 else if (VIsual_active) | |
| 3874 wp->w_cursor = curwin->w_cursor; | |
| 3875 #endif | |
| 3876 | |
| 3877 #ifdef FEAT_GUI | |
| 3878 need_mouse_correct = TRUE; | |
| 3879 #endif | |
| 3880 win_enter(wp, TRUE); | |
| 3881 } | |
| 3882 | |
| 3883 #if defined(FEAT_PERL) || defined(PROTO) | |
| 3884 /* | |
| 3885 * Find window number "winnr" (counting top to bottom). | |
| 3886 */ | |
| 3887 win_T * | |
| 3888 win_find_nr(winnr) | |
| 3889 int winnr; | |
| 3890 { | |
| 3891 win_T *wp; | |
| 3892 | |
| 3893 # ifdef FEAT_WINDOWS | |
| 3894 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 3895 if (--winnr == 0) | |
| 3896 break; | |
| 3897 return wp; | |
| 3898 # else | |
| 3899 return curwin; | |
| 3900 # endif | |
| 3901 } | |
| 3902 #endif | |
| 3903 | |
| 3904 #ifdef FEAT_VERTSPLIT | |
| 3905 /* | |
| 3906 * Move to window above or below "count" times. | |
| 3907 */ | |
| 3908 static void | |
| 3909 win_goto_ver(up, count) | |
| 3910 int up; /* TRUE to go to win above */ | |
| 3911 long count; | |
| 3912 { | |
| 3913 frame_T *fr; | |
| 3914 frame_T *nfr; | |
| 3915 frame_T *foundfr; | |
| 3916 | |
| 3917 foundfr = curwin->w_frame; | |
| 3918 while (count--) | |
| 3919 { | |
| 3920 /* | |
| 3921 * First go upwards in the tree of frames until we find a upwards or | |
| 3922 * downwards neighbor. | |
| 3923 */ | |
| 3924 fr = foundfr; | |
| 3925 for (;;) | |
| 3926 { | |
| 3927 if (fr == topframe) | |
| 3928 goto end; | |
| 3929 if (up) | |
| 3930 nfr = fr->fr_prev; | |
| 3931 else | |
| 3932 nfr = fr->fr_next; | |
| 3933 if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL) | |
| 3934 break; | |
| 3935 fr = fr->fr_parent; | |
| 3936 } | |
| 3937 | |
| 3938 /* | |
| 3939 * Now go downwards to find the bottom or top frame in it. | |
| 3940 */ | |
| 3941 for (;;) | |
| 3942 { | |
| 3943 if (nfr->fr_layout == FR_LEAF) | |
| 3944 { | |
| 3945 foundfr = nfr; | |
| 3946 break; | |
| 3947 } | |
| 3948 fr = nfr->fr_child; | |
| 3949 if (nfr->fr_layout == FR_ROW) | |
| 3950 { | |
| 3951 /* Find the frame at the cursor row. */ | |
| 3952 while (fr->fr_next != NULL | |
| 3953 && frame2win(fr)->w_wincol + fr->fr_width | |
| 3954 <= curwin->w_wincol + curwin->w_wcol) | |
| 3955 fr = fr->fr_next; | |
| 3956 } | |
| 3957 if (nfr->fr_layout == FR_COL && up) | |
| 3958 while (fr->fr_next != NULL) | |
| 3959 fr = fr->fr_next; | |
| 3960 nfr = fr; | |
| 3961 } | |
| 3962 } | |
| 3963 end: | |
| 3964 if (foundfr != NULL) | |
| 3965 win_goto(foundfr->fr_win); | |
| 3966 } | |
| 3967 | |
| 3968 /* | |
| 3969 * Move to left or right window. | |
| 3970 */ | |
| 3971 static void | |
| 3972 win_goto_hor(left, count) | |
| 3973 int left; /* TRUE to go to left win */ | |
| 3974 long count; | |
| 3975 { | |
| 3976 frame_T *fr; | |
| 3977 frame_T *nfr; | |
| 3978 frame_T *foundfr; | |
| 3979 | |
| 3980 foundfr = curwin->w_frame; | |
| 3981 while (count--) | |
| 3982 { | |
| 3983 /* | |
| 3984 * First go upwards in the tree of frames until we find a left or | |
| 3985 * right neighbor. | |
| 3986 */ | |
| 3987 fr = foundfr; | |
| 3988 for (;;) | |
| 3989 { | |
| 3990 if (fr == topframe) | |
| 3991 goto end; | |
| 3992 if (left) | |
| 3993 nfr = fr->fr_prev; | |
| 3994 else | |
| 3995 nfr = fr->fr_next; | |
| 3996 if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL) | |
| 3997 break; | |
| 3998 fr = fr->fr_parent; | |
| 3999 } | |
| 4000 | |
| 4001 /* | |
| 4002 * Now go downwards to find the leftmost or rightmost frame in it. | |
| 4003 */ | |
| 4004 for (;;) | |
| 4005 { | |
| 4006 if (nfr->fr_layout == FR_LEAF) | |
| 4007 { | |
| 4008 foundfr = nfr; | |
| 4009 break; | |
| 4010 } | |
| 4011 fr = nfr->fr_child; | |
| 4012 if (nfr->fr_layout == FR_COL) | |
| 4013 { | |
| 4014 /* Find the frame at the cursor row. */ | |
| 4015 while (fr->fr_next != NULL | |
| 4016 && frame2win(fr)->w_winrow + fr->fr_height | |
| 4017 <= curwin->w_winrow + curwin->w_wrow) | |
| 4018 fr = fr->fr_next; | |
| 4019 } | |
| 4020 if (nfr->fr_layout == FR_ROW && left) | |
| 4021 while (fr->fr_next != NULL) | |
| 4022 fr = fr->fr_next; | |
| 4023 nfr = fr; | |
| 4024 } | |
| 4025 } | |
| 4026 end: | |
| 4027 if (foundfr != NULL) | |
| 4028 win_goto(foundfr->fr_win); | |
| 4029 } | |
| 4030 #endif | |
| 4031 | |
| 4032 /* | |
| 4033 * Make window "wp" the current window. | |
| 4034 */ | |
| 4035 void | |
| 4036 win_enter(wp, undo_sync) | |
| 4037 win_T *wp; | |
| 4038 int undo_sync; | |
| 4039 { | |
| 4040 win_enter_ext(wp, undo_sync, FALSE); | |
| 4041 } | |
| 4042 | |
| 4043 /* | |
| 4044 * Make window wp the current window. | |
| 4045 * Can be called with "curwin_invalid" TRUE, which means that curwin has just | |
| 4046 * been closed and isn't valid. | |
| 4047 */ | |
| 4048 static void | |
| 4049 win_enter_ext(wp, undo_sync, curwin_invalid) | |
| 4050 win_T *wp; | |
| 4051 int undo_sync; | |
| 4052 int curwin_invalid; | |
| 4053 { | |
| 4054 #ifdef FEAT_AUTOCMD | |
| 4055 int other_buffer = FALSE; | |
| 4056 #endif | |
| 4057 | |
| 4058 if (wp == curwin && !curwin_invalid) /* nothing to do */ | |
| 4059 return; | |
| 4060 | |
| 4061 #ifdef FEAT_AUTOCMD | |
| 4062 if (!curwin_invalid) | |
| 4063 { | |
| 4064 /* | |
| 4065 * Be careful: If autocommands delete the window, return now. | |
| 4066 */ | |
| 4067 if (wp->w_buffer != curbuf) | |
| 4068 { | |
| 4069 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 4070 other_buffer = TRUE; | |
| 4071 if (!win_valid(wp)) | |
| 4072 return; | |
| 4073 } | |
| 4074 apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf); | |
| 4075 if (!win_valid(wp)) | |
| 4076 return; | |
| 4077 # ifdef FEAT_EVAL | |
| 4078 /* autocmds may abort script processing */ | |
| 4079 if (aborting()) | |
| 4080 return; | |
| 4081 # endif | |
| 4082 } | |
| 4083 #endif | |
| 4084 | |
| 4085 /* sync undo before leaving the current buffer */ | |
| 4086 if (undo_sync && curbuf != wp->w_buffer) | |
| 825 | 4087 u_sync(FALSE); |
| 7 | 4088 /* may have to copy the buffer options when 'cpo' contains 'S' */ |
| 4089 if (wp->w_buffer != curbuf) | |
| 4090 buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP); | |
| 4091 if (!curwin_invalid) | |
| 4092 { | |
| 4093 prevwin = curwin; /* remember for CTRL-W p */ | |
| 4094 curwin->w_redr_status = TRUE; | |
| 4095 } | |
| 4096 curwin = wp; | |
| 4097 curbuf = wp->w_buffer; | |
| 4098 check_cursor(); | |
| 4099 #ifdef FEAT_VIRTUALEDIT | |
| 4100 if (!virtual_active()) | |
| 4101 curwin->w_cursor.coladd = 0; | |
| 4102 #endif | |
| 4103 changed_line_abv_curs(); /* assume cursor position needs updating */ | |
| 4104 | |
| 4105 if (curwin->w_localdir != NULL) | |
| 4106 { | |
| 4107 /* Window has a local directory: Save current directory as global | |
| 4108 * directory (unless that was done already) and change to the local | |
| 4109 * directory. */ | |
| 4110 if (globaldir == NULL) | |
| 4111 { | |
| 4112 char_u cwd[MAXPATHL]; | |
| 4113 | |
| 4114 if (mch_dirname(cwd, MAXPATHL) == OK) | |
| 4115 globaldir = vim_strsave(cwd); | |
| 4116 } | |
| 1757 | 4117 if (mch_chdir((char *)curwin->w_localdir) == 0) |
| 4118 shorten_fnames(TRUE); | |
| 7 | 4119 } |
| 4120 else if (globaldir != NULL) | |
| 4121 { | |
| 4122 /* Window doesn't have a local directory and we are not in the global | |
| 4123 * directory: Change to the global directory. */ | |
| 1757 | 4124 ignored = mch_chdir((char *)globaldir); |
| 7 | 4125 vim_free(globaldir); |
| 4126 globaldir = NULL; | |
| 4127 shorten_fnames(TRUE); | |
| 4128 } | |
| 4129 | |
| 4130 #ifdef FEAT_AUTOCMD | |
| 4131 apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf); | |
| 4132 if (other_buffer) | |
| 4133 apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf); | |
| 4134 #endif | |
| 4135 | |
| 4136 #ifdef FEAT_TITLE | |
| 4137 maketitle(); | |
| 4138 #endif | |
| 4139 curwin->w_redr_status = TRUE; | |
| 672 | 4140 redraw_tabline = TRUE; |
| 7 | 4141 if (restart_edit) |
| 4142 redraw_later(VALID); /* causes status line redraw */ | |
| 4143 | |
| 4144 /* set window height to desired minimal value */ | |
| 4145 if (curwin->w_height < p_wh && !curwin->w_p_wfh) | |
| 4146 win_setheight((int)p_wh); | |
| 4147 else if (curwin->w_height == 0) | |
| 4148 win_setheight(1); | |
| 4149 | |
| 4150 #ifdef FEAT_VERTSPLIT | |
| 4151 /* set window width to desired minimal value */ | |
| 779 | 4152 if (curwin->w_width < p_wiw && !curwin->w_p_wfw) |
| 7 | 4153 win_setwidth((int)p_wiw); |
| 4154 #endif | |
| 4155 | |
| 4156 #ifdef FEAT_MOUSE | |
| 4157 setmouse(); /* in case jumped to/from help buffer */ | |
| 4158 #endif | |
| 4159 | |
| 961 | 4160 /* Change directories when the 'acd' option is set. */ |
| 4161 DO_AUTOCHDIR | |
| 7 | 4162 } |
| 4163 | |
| 4164 #endif /* FEAT_WINDOWS */ | |
| 4165 | |
| 4166 #if defined(FEAT_WINDOWS) || defined(FEAT_SIGNS) || defined(PROTO) | |
| 4167 /* | |
| 825 | 4168 * Jump to the first open window that contains buffer "buf", if one exists. |
| 4169 * Returns a pointer to the window found, otherwise NULL. | |
| 7 | 4170 */ |
| 4171 win_T * | |
| 4172 buf_jump_open_win(buf) | |
| 4173 buf_T *buf; | |
| 4174 { | |
| 4175 # ifdef FEAT_WINDOWS | |
| 4176 win_T *wp; | |
| 4177 | |
| 825 | 4178 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| 7 | 4179 if (wp->w_buffer == buf) |
| 4180 break; | |
| 4181 if (wp != NULL) | |
| 4182 win_enter(wp, FALSE); | |
| 4183 return wp; | |
| 4184 # else | |
| 4185 if (curwin->w_buffer == buf) | |
| 4186 return curwin; | |
| 4187 return NULL; | |
| 4188 # endif | |
| 4189 } | |
| 825 | 4190 |
| 4191 /* | |
| 4192 * Jump to the first open window in any tab page that contains buffer "buf", | |
| 4193 * if one exists. | |
| 4194 * Returns a pointer to the window found, otherwise NULL. | |
| 4195 */ | |
| 4196 win_T * | |
| 4197 buf_jump_open_tab(buf) | |
| 4198 buf_T *buf; | |
| 4199 { | |
| 4200 # ifdef FEAT_WINDOWS | |
| 4201 win_T *wp; | |
| 4202 tabpage_T *tp; | |
| 4203 | |
| 4204 /* First try the current tab page. */ | |
| 4205 wp = buf_jump_open_win(buf); | |
| 4206 if (wp != NULL) | |
| 4207 return wp; | |
| 4208 | |
| 4209 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 4210 if (tp != curtab) | |
| 4211 { | |
| 4212 for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next) | |
| 4213 if (wp->w_buffer == buf) | |
| 4214 break; | |
| 4215 if (wp != NULL) | |
| 4216 { | |
| 4217 goto_tabpage_win(tp, wp); | |
| 4218 if (curwin != wp) | |
| 4219 wp = NULL; /* something went wrong */ | |
| 4220 break; | |
| 4221 } | |
| 4222 } | |
| 4223 | |
| 4224 return wp; | |
| 4225 # else | |
| 4226 if (curwin->w_buffer == buf) | |
| 4227 return curwin; | |
| 4228 return NULL; | |
| 4229 # endif | |
| 4230 } | |
| 7 | 4231 #endif |
| 4232 | |
| 4233 /* | |
| 1906 | 4234 * Allocate a window structure and link it in the window list when "hidden" is |
| 4235 * FALSE. | |
| 7 | 4236 */ |
| 4237 static win_T * | |
| 1906 | 4238 win_alloc(after, hidden) |
| 1887 | 4239 win_T *after UNUSED; |
| 1906 | 4240 int hidden UNUSED; |
| 7 | 4241 { |
| 4242 win_T *newwin; | |
| 4243 | |
| 4244 /* | |
| 4245 * allocate window structure and linesizes arrays | |
| 4246 */ | |
| 4247 newwin = (win_T *)alloc_clear((unsigned)sizeof(win_T)); | |
| 4248 if (newwin != NULL && win_alloc_lines(newwin) == FAIL) | |
| 4249 { | |
| 4250 vim_free(newwin); | |
| 4251 newwin = NULL; | |
| 4252 } | |
| 4253 | |
| 4254 if (newwin != NULL) | |
| 4255 { | |
| 1114 | 4256 #ifdef FEAT_AUTOCMD |
| 4257 /* Don't execute autocommands while the window is not properly | |
| 4258 * initialized yet. gui_create_scrollbar() may trigger a FocusGained | |
| 4259 * event. */ | |
| 1410 | 4260 block_autocmds(); |
| 1114 | 4261 #endif |
| 7 | 4262 /* |
| 4263 * link the window in the window list | |
| 4264 */ | |
| 4265 #ifdef FEAT_WINDOWS | |
| 1906 | 4266 if (!hidden) |
| 4267 win_append(after, newwin); | |
| 7 | 4268 #endif |
| 4269 #ifdef FEAT_VERTSPLIT | |
| 4270 newwin->w_wincol = 0; | |
| 4271 newwin->w_width = Columns; | |
| 4272 #endif | |
| 4273 | |
| 4274 /* position the display and the cursor at the top of the file. */ | |
| 4275 newwin->w_topline = 1; | |
| 4276 #ifdef FEAT_DIFF | |
| 4277 newwin->w_topfill = 0; | |
| 4278 #endif | |
| 4279 newwin->w_botline = 2; | |
| 4280 newwin->w_cursor.lnum = 1; | |
| 4281 #ifdef FEAT_SCROLLBIND | |
| 4282 newwin->w_scbind_pos = 1; | |
| 4283 #endif | |
| 4284 | |
| 4285 /* We won't calculate w_fraction until resizing the window */ | |
| 4286 newwin->w_fraction = 0; | |
| 4287 newwin->w_prev_fraction_row = -1; | |
| 4288 | |
| 4289 #ifdef FEAT_GUI | |
| 4290 if (gui.in_use) | |
| 4291 { | |
| 4292 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_LEFT], | |
| 4293 SBAR_LEFT, newwin); | |
| 4294 gui_create_scrollbar(&newwin->w_scrollbars[SBAR_RIGHT], | |
| 4295 SBAR_RIGHT, newwin); | |
| 4296 } | |
| 4297 #endif | |
| 4298 #ifdef FEAT_EVAL | |
| 126 | 4299 /* init w: variables */ |
| 4300 init_var_dict(&newwin->w_vars, &newwin->w_winvar); | |
| 7 | 4301 #endif |
| 4302 #ifdef FEAT_FOLDING | |
| 4303 foldInitWin(newwin); | |
| 4304 #endif | |
| 1114 | 4305 #ifdef FEAT_AUTOCMD |
| 1410 | 4306 unblock_autocmds(); |
| 1114 | 4307 #endif |
| 1326 | 4308 #ifdef FEAT_SEARCH_EXTRA |
| 4309 newwin->w_match_head = NULL; | |
| 4310 newwin->w_next_match_id = 4; | |
| 4311 #endif | |
| 7 | 4312 } |
| 4313 return newwin; | |
| 4314 } | |
| 4315 | |
| 4316 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 4317 | |
| 4318 /* | |
| 4319 * remove window 'wp' from the window list and free the structure | |
| 4320 */ | |
| 4321 static void | |
| 671 | 4322 win_free(wp, tp) |
| 7 | 4323 win_T *wp; |
| 671 | 4324 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 4325 { |
| 4326 int i; | |
| 4327 | |
| 1918 | 4328 #ifdef FEAT_FOLDING |
| 4329 clearFolding(wp); | |
| 4330 #endif | |
| 4331 | |
| 4332 /* reduce the reference count to the argument list. */ | |
| 4333 alist_unlink(wp->w_alist); | |
| 4334 | |
| 1114 | 4335 #ifdef FEAT_AUTOCMD |
| 4336 /* Don't execute autocommands while the window is halfway being deleted. | |
| 4337 * gui_mch_destroy_scrollbar() may trigger a FocusGained event. */ | |
| 1410 | 4338 block_autocmds(); |
| 1114 | 4339 #endif |
| 4340 | |
| 14 | 4341 #ifdef FEAT_MZSCHEME |
| 4342 mzscheme_window_free(wp); | |
| 4343 #endif | |
| 4344 | |
| 7 | 4345 #ifdef FEAT_PERL |
| 4346 perl_win_free(wp); | |
| 4347 #endif | |
| 4348 | |
| 4349 #ifdef FEAT_PYTHON | |
| 4350 python_window_free(wp); | |
| 4351 #endif | |
| 4352 | |
| 4353 #ifdef FEAT_TCL | |
| 4354 tcl_window_free(wp); | |
| 4355 #endif | |
| 4356 | |
| 4357 #ifdef FEAT_RUBY | |
| 4358 ruby_window_free(wp); | |
| 4359 #endif | |
| 4360 | |
| 4361 clear_winopt(&wp->w_onebuf_opt); | |
| 4362 clear_winopt(&wp->w_allbuf_opt); | |
| 4363 | |
| 4364 #ifdef FEAT_EVAL | |
| 126 | 4365 vars_clear(&wp->w_vars.dv_hashtab); /* free all w: variables */ |
| 7 | 4366 #endif |
| 4367 | |
| 4368 if (prevwin == wp) | |
| 4369 prevwin = NULL; | |
| 4370 win_free_lsize(wp); | |
| 4371 | |
| 4372 for (i = 0; i < wp->w_tagstacklen; ++i) | |
| 4373 vim_free(wp->w_tagstack[i].tagname); | |
| 4374 | |
| 4375 vim_free(wp->w_localdir); | |
| 1326 | 4376 |
| 7 | 4377 #ifdef FEAT_SEARCH_EXTRA |
| 1326 | 4378 clear_matches(wp); |
| 4379 #endif | |
| 4380 | |
| 7 | 4381 #ifdef FEAT_JUMPLIST |
| 4382 free_jumplist(wp); | |
| 4383 #endif | |
| 4384 | |
| 643 | 4385 #ifdef FEAT_QUICKFIX |
| 4386 qf_free_all(wp); | |
| 4387 #endif | |
| 4388 | |
| 7 | 4389 #ifdef FEAT_GUI |
| 4390 if (gui.in_use) | |
| 4391 { | |
| 4392 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]); | |
| 4393 gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]); | |
| 4394 } | |
| 4395 #endif /* FEAT_GUI */ | |
| 4396 | |
| 1918 | 4397 #ifdef FEAT_AUTOCMD |
| 4398 if (wp != aucmd_win) | |
| 4399 #endif | |
| 4400 win_remove(wp, tp); | |
| 7 | 4401 vim_free(wp); |
| 1114 | 4402 |
| 4403 #ifdef FEAT_AUTOCMD | |
| 1410 | 4404 unblock_autocmds(); |
| 1114 | 4405 #endif |
| 7 | 4406 } |
| 4407 | |
| 4408 /* | |
| 4409 * Append window "wp" in the window list after window "after". | |
| 4410 */ | |
| 1906 | 4411 void |
| 7 | 4412 win_append(after, wp) |
| 4413 win_T *after, *wp; | |
| 4414 { | |
| 4415 win_T *before; | |
| 4416 | |
| 4417 if (after == NULL) /* after NULL is in front of the first */ | |
| 4418 before = firstwin; | |
| 4419 else | |
| 4420 before = after->w_next; | |
| 4421 | |
| 4422 wp->w_next = before; | |
| 4423 wp->w_prev = after; | |
| 4424 if (after == NULL) | |
| 4425 firstwin = wp; | |
| 4426 else | |
| 4427 after->w_next = wp; | |
| 4428 if (before == NULL) | |
| 4429 lastwin = wp; | |
| 4430 else | |
| 4431 before->w_prev = wp; | |
| 4432 } | |
| 4433 | |
| 4434 /* | |
| 4435 * Remove a window from the window list. | |
| 4436 */ | |
| 1906 | 4437 void |
| 671 | 4438 win_remove(wp, tp) |
| 7 | 4439 win_T *wp; |
| 671 | 4440 tabpage_T *tp; /* tab page "win" is in, NULL for current */ |
| 7 | 4441 { |
| 4442 if (wp->w_prev != NULL) | |
| 4443 wp->w_prev->w_next = wp->w_next; | |
| 671 | 4444 else if (tp == NULL) |
| 4445 firstwin = wp->w_next; | |
| 7 | 4446 else |
| 671 | 4447 tp->tp_firstwin = wp->w_next; |
| 7 | 4448 if (wp->w_next != NULL) |
| 4449 wp->w_next->w_prev = wp->w_prev; | |
| 671 | 4450 else if (tp == NULL) |
| 4451 lastwin = wp->w_prev; | |
| 7 | 4452 else |
| 671 | 4453 tp->tp_lastwin = wp->w_prev; |
| 7 | 4454 } |
| 4455 | |
| 4456 /* | |
| 4457 * Append frame "frp" in a frame list after frame "after". | |
| 4458 */ | |
| 4459 static void | |
| 4460 frame_append(after, frp) | |
| 4461 frame_T *after, *frp; | |
| 4462 { | |
| 4463 frp->fr_next = after->fr_next; | |
| 4464 after->fr_next = frp; | |
| 4465 if (frp->fr_next != NULL) | |
| 4466 frp->fr_next->fr_prev = frp; | |
| 4467 frp->fr_prev = after; | |
| 4468 } | |
| 4469 | |
| 4470 /* | |
| 4471 * Insert frame "frp" in a frame list before frame "before". | |
| 4472 */ | |
| 4473 static void | |
| 4474 frame_insert(before, frp) | |
| 4475 frame_T *before, *frp; | |
| 4476 { | |
| 4477 frp->fr_next = before; | |
| 4478 frp->fr_prev = before->fr_prev; | |
| 4479 before->fr_prev = frp; | |
| 4480 if (frp->fr_prev != NULL) | |
| 4481 frp->fr_prev->fr_next = frp; | |
| 4482 else | |
| 4483 frp->fr_parent->fr_child = frp; | |
| 4484 } | |
| 4485 | |
| 4486 /* | |
| 4487 * Remove a frame from a frame list. | |
| 4488 */ | |
| 4489 static void | |
| 4490 frame_remove(frp) | |
| 4491 frame_T *frp; | |
| 4492 { | |
| 4493 if (frp->fr_prev != NULL) | |
| 4494 frp->fr_prev->fr_next = frp->fr_next; | |
| 4495 else | |
| 4496 frp->fr_parent->fr_child = frp->fr_next; | |
| 4497 if (frp->fr_next != NULL) | |
| 4498 frp->fr_next->fr_prev = frp->fr_prev; | |
| 4499 } | |
| 4500 | |
| 4501 #endif /* FEAT_WINDOWS */ | |
| 4502 | |
| 4503 /* | |
| 4504 * Allocate w_lines[] for window "wp". | |
| 4505 * Return FAIL for failure, OK for success. | |
| 4506 */ | |
| 4507 int | |
| 4508 win_alloc_lines(wp) | |
| 4509 win_T *wp; | |
| 4510 { | |
| 4511 wp->w_lines_valid = 0; | |
| 1042 | 4512 wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T))); |
| 7 | 4513 if (wp->w_lines == NULL) |
| 4514 return FAIL; | |
| 4515 return OK; | |
| 4516 } | |
| 4517 | |
| 4518 /* | |
| 4519 * free lsize arrays for a window | |
| 4520 */ | |
| 4521 void | |
| 4522 win_free_lsize(wp) | |
| 4523 win_T *wp; | |
| 4524 { | |
| 4525 vim_free(wp->w_lines); | |
| 4526 wp->w_lines = NULL; | |
| 4527 } | |
| 4528 | |
| 4529 /* | |
| 4530 * Called from win_new_shellsize() after Rows changed. | |
| 671 | 4531 * This only does the current tab page, others must be done when made active. |
| 7 | 4532 */ |
| 4533 void | |
| 4534 shell_new_rows() | |
| 4535 { | |
| 667 | 4536 int h = (int)ROWS_AVAIL; |
| 7 | 4537 |
| 4538 if (firstwin == NULL) /* not initialized yet */ | |
| 4539 return; | |
| 4540 #ifdef FEAT_WINDOWS | |
| 4541 if (h < frame_minheight(topframe, NULL)) | |
| 4542 h = frame_minheight(topframe, NULL); | |
| 779 | 4543 |
| 4544 /* First try setting the heights of windows with 'winfixheight'. If | |
| 7 | 4545 * that doesn't result in the right height, forget about that option. */ |
| 4546 frame_new_height(topframe, h, FALSE, TRUE); | |
| 4547 if (topframe->fr_height != h) | |
| 4548 frame_new_height(topframe, h, FALSE, FALSE); | |
| 4549 | |
| 4550 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ | |
| 4551 #else | |
| 4552 if (h < 1) | |
| 4553 h = 1; | |
| 4554 win_new_height(firstwin, h); | |
| 4555 #endif | |
| 4556 compute_cmdrow(); | |
| 170 | 4557 #ifdef FEAT_WINDOWS |
| 824 | 4558 curtab->tp_ch_used = p_ch; |
| 170 | 4559 #endif |
| 4560 | |
| 7 | 4561 #if 0 |
| 4562 /* Disabled: don't want making the screen smaller make a window larger. */ | |
| 4563 if (p_ea) | |
| 4564 win_equal(curwin, FALSE, 'v'); | |
| 4565 #endif | |
| 4566 } | |
| 4567 | |
| 4568 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
| 4569 /* | |
| 4570 * Called from win_new_shellsize() after Columns changed. | |
| 4571 */ | |
| 4572 void | |
| 4573 shell_new_columns() | |
| 4574 { | |
| 4575 if (firstwin == NULL) /* not initialized yet */ | |
| 4576 return; | |
| 779 | 4577 |
| 4578 /* First try setting the widths of windows with 'winfixwidth'. If that | |
| 4579 * doesn't result in the right width, forget about that option. */ | |
| 4580 frame_new_width(topframe, (int)Columns, FALSE, TRUE); | |
| 4581 if (topframe->fr_width != Columns) | |
| 4582 frame_new_width(topframe, (int)Columns, FALSE, FALSE); | |
| 4583 | |
| 7 | 4584 (void)win_comp_pos(); /* recompute w_winrow and w_wincol */ |
| 4585 #if 0 | |
| 4586 /* Disabled: don't want making the screen smaller make a window larger. */ | |
| 4587 if (p_ea) | |
| 4588 win_equal(curwin, FALSE, 'h'); | |
| 4589 #endif | |
| 4590 } | |
| 4591 #endif | |
| 4592 | |
| 4593 #if defined(FEAT_CMDWIN) || defined(PROTO) | |
| 4594 /* | |
| 4595 * Save the size of all windows in "gap". | |
| 4596 */ | |
| 4597 void | |
| 4598 win_size_save(gap) | |
| 4599 garray_T *gap; | |
| 4600 | |
| 4601 { | |
| 4602 win_T *wp; | |
| 4603 | |
| 4604 ga_init2(gap, (int)sizeof(int), 1); | |
| 4605 if (ga_grow(gap, win_count() * 2) == OK) | |
| 4606 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 4607 { | |
| 4608 ((int *)gap->ga_data)[gap->ga_len++] = | |
| 4609 wp->w_width + wp->w_vsep_width; | |
| 4610 ((int *)gap->ga_data)[gap->ga_len++] = wp->w_height; | |
| 4611 } | |
| 4612 } | |
| 4613 | |
| 4614 /* | |
| 4615 * Restore window sizes, but only if the number of windows is still the same. | |
| 4616 * Does not free the growarray. | |
| 4617 */ | |
| 4618 void | |
| 4619 win_size_restore(gap) | |
| 4620 garray_T *gap; | |
| 4621 { | |
| 4622 win_T *wp; | |
| 4623 int i; | |
| 4624 | |
| 4625 if (win_count() * 2 == gap->ga_len) | |
| 4626 { | |
| 4627 i = 0; | |
| 4628 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 4629 { | |
| 4630 frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]); | |
| 4631 win_setheight_win(((int *)gap->ga_data)[i++], wp); | |
| 4632 } | |
| 4633 /* recompute the window positions */ | |
| 4634 (void)win_comp_pos(); | |
| 4635 } | |
| 4636 } | |
| 4637 #endif /* FEAT_CMDWIN */ | |
| 4638 | |
| 4639 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 4640 /* | |
| 4641 * Update the position for all windows, using the width and height of the | |
| 4642 * frames. | |
| 4643 * Returns the row just after the last window. | |
| 4644 */ | |
| 668 | 4645 int |
| 7 | 4646 win_comp_pos() |
| 4647 { | |
| 685 | 4648 int row = tabline_height(); |
| 7 | 4649 int col = 0; |
| 4650 | |
| 4651 frame_comp_pos(topframe, &row, &col); | |
| 4652 return row; | |
| 4653 } | |
| 4654 | |
| 4655 /* | |
| 4656 * Update the position of the windows in frame "topfrp", using the width and | |
| 4657 * height of the frames. | |
| 4658 * "*row" and "*col" are the top-left position of the frame. They are updated | |
| 4659 * to the bottom-right position plus one. | |
| 4660 */ | |
| 4661 static void | |
| 4662 frame_comp_pos(topfrp, row, col) | |
| 4663 frame_T *topfrp; | |
| 4664 int *row; | |
| 4665 int *col; | |
| 4666 { | |
| 4667 win_T *wp; | |
| 4668 frame_T *frp; | |
| 4669 #ifdef FEAT_VERTSPLIT | |
| 4670 int startcol; | |
| 4671 int startrow; | |
| 4672 #endif | |
| 4673 | |
| 4674 wp = topfrp->fr_win; | |
| 4675 if (wp != NULL) | |
| 4676 { | |
| 4677 if (wp->w_winrow != *row | |
| 4678 #ifdef FEAT_VERTSPLIT | |
| 4679 || wp->w_wincol != *col | |
| 4680 #endif | |
| 4681 ) | |
| 4682 { | |
| 4683 /* position changed, redraw */ | |
| 4684 wp->w_winrow = *row; | |
| 4685 #ifdef FEAT_VERTSPLIT | |
| 4686 wp->w_wincol = *col; | |
| 4687 #endif | |
| 4688 redraw_win_later(wp, NOT_VALID); | |
| 4689 wp->w_redr_status = TRUE; | |
| 4690 } | |
| 4691 *row += wp->w_height + wp->w_status_height; | |
| 4692 #ifdef FEAT_VERTSPLIT | |
| 4693 *col += wp->w_width + wp->w_vsep_width; | |
| 4694 #endif | |
| 4695 } | |
| 4696 else | |
| 4697 { | |
| 4698 #ifdef FEAT_VERTSPLIT | |
| 4699 startrow = *row; | |
| 4700 startcol = *col; | |
| 4701 #endif | |
| 4702 for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next) | |
| 4703 { | |
| 4704 #ifdef FEAT_VERTSPLIT | |
| 4705 if (topfrp->fr_layout == FR_ROW) | |
| 4706 *row = startrow; /* all frames are at the same row */ | |
| 4707 else | |
| 4708 *col = startcol; /* all frames are at the same col */ | |
| 4709 #endif | |
| 4710 frame_comp_pos(frp, row, col); | |
| 4711 } | |
| 4712 } | |
| 4713 } | |
| 4714 | |
| 4715 #endif /* FEAT_WINDOWS */ | |
| 4716 | |
| 4717 /* | |
| 4718 * Set current window height and take care of repositioning other windows to | |
| 4719 * fit around it. | |
| 4720 */ | |
| 4721 void | |
| 4722 win_setheight(height) | |
| 4723 int height; | |
| 4724 { | |
| 4725 win_setheight_win(height, curwin); | |
| 4726 } | |
| 4727 | |
| 4728 /* | |
| 4729 * Set the window height of window "win" and take care of repositioning other | |
| 4730 * windows to fit around it. | |
| 4731 */ | |
| 4732 void | |
| 4733 win_setheight_win(height, win) | |
| 4734 int height; | |
| 4735 win_T *win; | |
| 4736 { | |
| 4737 int row; | |
| 4738 | |
| 4739 if (win == curwin) | |
| 4740 { | |
| 4741 /* Always keep current window at least one line high, even when | |
| 4742 * 'winminheight' is zero. */ | |
| 4743 #ifdef FEAT_WINDOWS | |
| 4744 if (height < p_wmh) | |
| 4745 height = p_wmh; | |
| 4746 #endif | |
| 4747 if (height == 0) | |
| 4748 height = 1; | |
| 4749 } | |
| 4750 | |
| 4751 #ifdef FEAT_WINDOWS | |
| 4752 frame_setheight(win->w_frame, height + win->w_status_height); | |
| 4753 | |
| 4754 /* recompute the window positions */ | |
| 4755 row = win_comp_pos(); | |
| 4756 #else | |
| 4757 if (height > topframe->fr_height) | |
| 4758 height = topframe->fr_height; | |
| 4759 win->w_height = height; | |
| 4760 row = height; | |
| 4761 #endif | |
| 4762 | |
| 4763 /* | |
| 4764 * If there is extra space created between the last window and the command | |
| 4765 * line, clear it. | |
| 4766 */ | |
| 4767 if (full_screen && msg_scrolled == 0 && row < cmdline_row) | |
| 4768 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
| 4769 cmdline_row = row; | |
| 4770 msg_row = row; | |
| 4771 msg_col = 0; | |
| 4772 | |
| 4773 redraw_all_later(NOT_VALID); | |
| 4774 } | |
| 4775 | |
| 4776 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 4777 | |
| 4778 /* | |
| 4779 * Set the height of a frame to "height" and take care that all frames and | |
| 4780 * windows inside it are resized. Also resize frames on the left and right if | |
| 4781 * the are in the same FR_ROW frame. | |
| 4782 * | |
| 4783 * Strategy: | |
| 4784 * If the frame is part of a FR_COL frame, try fitting the frame in that | |
| 4785 * frame. If that doesn't work (the FR_COL frame is too small), recursively | |
| 4786 * go to containing frames to resize them and make room. | |
| 4787 * If the frame is part of a FR_ROW frame, all frames must be resized as well. | |
| 4788 * Check for the minimal height of the FR_ROW frame. | |
| 4789 * At the top level we can also use change the command line height. | |
| 4790 */ | |
| 4791 static void | |
| 4792 frame_setheight(curfrp, height) | |
| 4793 frame_T *curfrp; | |
| 4794 int height; | |
| 4795 { | |
| 4796 int room; /* total number of lines available */ | |
| 4797 int take; /* number of lines taken from other windows */ | |
| 4798 int room_cmdline; /* lines available from cmdline */ | |
| 4799 int run; | |
| 4800 frame_T *frp; | |
| 4801 int h; | |
| 4802 int room_reserved; | |
| 4803 | |
| 4804 /* If the height already is the desired value, nothing to do. */ | |
| 4805 if (curfrp->fr_height == height) | |
| 4806 return; | |
| 4807 | |
| 4808 if (curfrp->fr_parent == NULL) | |
| 4809 { | |
| 4810 /* topframe: can only change the command line */ | |
| 667 | 4811 if (height > ROWS_AVAIL) |
| 4812 height = ROWS_AVAIL; | |
| 7 | 4813 if (height > 0) |
| 4814 frame_new_height(curfrp, height, FALSE, FALSE); | |
| 4815 } | |
| 4816 else if (curfrp->fr_parent->fr_layout == FR_ROW) | |
| 4817 { | |
| 4818 /* Row of frames: Also need to resize frames left and right of this | |
| 4819 * one. First check for the minimal height of these. */ | |
| 4820 h = frame_minheight(curfrp->fr_parent, NULL); | |
| 4821 if (height < h) | |
| 4822 height = h; | |
| 4823 frame_setheight(curfrp->fr_parent, height); | |
| 4824 } | |
| 4825 else | |
| 4826 { | |
| 4827 /* | |
| 4828 * Column of frames: try to change only frames in this column. | |
| 4829 */ | |
| 4830 #ifdef FEAT_VERTSPLIT | |
| 4831 /* | |
| 4832 * Do this twice: | |
| 4833 * 1: compute room available, if it's not enough try resizing the | |
| 4834 * containing frame. | |
| 4835 * 2: compute the room available and adjust the height to it. | |
| 4836 * Try not to reduce the height of a window with 'winfixheight' set. | |
| 4837 */ | |
| 4838 for (run = 1; run <= 2; ++run) | |
| 4839 #else | |
| 4840 for (;;) | |
| 4841 #endif | |
| 4842 { | |
| 4843 room = 0; | |
| 4844 room_reserved = 0; | |
| 4845 for (frp = curfrp->fr_parent->fr_child; frp != NULL; | |
| 4846 frp = frp->fr_next) | |
| 4847 { | |
| 4848 if (frp != curfrp | |
| 4849 && frp->fr_win != NULL | |
| 4850 && frp->fr_win->w_p_wfh) | |
| 4851 room_reserved += frp->fr_height; | |
| 4852 room += frp->fr_height; | |
| 4853 if (frp != curfrp) | |
| 4854 room -= frame_minheight(frp, NULL); | |
| 4855 } | |
| 4856 #ifdef FEAT_VERTSPLIT | |
| 4857 if (curfrp->fr_width != Columns) | |
| 4858 room_cmdline = 0; | |
| 4859 else | |
| 4860 #endif | |
| 4861 { | |
| 4862 room_cmdline = Rows - p_ch - (lastwin->w_winrow | |
| 4863 + lastwin->w_height + lastwin->w_status_height); | |
| 4864 if (room_cmdline < 0) | |
| 4865 room_cmdline = 0; | |
| 4866 } | |
| 4867 | |
| 4868 if (height <= room + room_cmdline) | |
| 4869 break; | |
| 4870 #ifdef FEAT_VERTSPLIT | |
| 4871 if (run == 2 || curfrp->fr_width == Columns) | |
| 4872 #endif | |
| 4873 { | |
| 4874 if (height > room + room_cmdline) | |
| 4875 height = room + room_cmdline; | |
| 4876 break; | |
| 4877 } | |
| 4878 #ifdef FEAT_VERTSPLIT | |
| 4879 frame_setheight(curfrp->fr_parent, height | |
| 4880 + frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1); | |
| 4881 #endif | |
| 4882 /*NOTREACHED*/ | |
| 4883 } | |
| 4884 | |
| 4885 /* | |
| 4886 * Compute the number of lines we will take from others frames (can be | |
| 4887 * negative!). | |
| 4888 */ | |
| 4889 take = height - curfrp->fr_height; | |
| 4890 | |
| 4891 /* If there is not enough room, also reduce the height of a window | |
| 4892 * with 'winfixheight' set. */ | |
| 4893 if (height > room + room_cmdline - room_reserved) | |
| 4894 room_reserved = room + room_cmdline - height; | |
| 4895 /* If there is only a 'winfixheight' window and making the | |
| 4896 * window smaller, need to make the other window taller. */ | |
| 4897 if (take < 0 && room - curfrp->fr_height < room_reserved) | |
| 4898 room_reserved = 0; | |
| 4899 | |
| 4900 if (take > 0 && room_cmdline > 0) | |
| 4901 { | |
| 4902 /* use lines from cmdline first */ | |
| 4903 if (take < room_cmdline) | |
| 4904 room_cmdline = take; | |
| 4905 take -= room_cmdline; | |
| 4906 topframe->fr_height += room_cmdline; | |
| 4907 } | |
| 4908 | |
| 4909 /* | |
| 4910 * set the current frame to the new height | |
| 4911 */ | |
| 4912 frame_new_height(curfrp, height, FALSE, FALSE); | |
| 4913 | |
| 4914 /* | |
| 4915 * First take lines from the frames after the current frame. If | |
| 4916 * that is not enough, takes lines from frames above the current | |
| 4917 * frame. | |
| 4918 */ | |
| 4919 for (run = 0; run < 2; ++run) | |
| 4920 { | |
| 4921 if (run == 0) | |
| 4922 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
| 4923 else | |
| 4924 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
| 4925 while (frp != NULL && take != 0) | |
| 4926 { | |
| 4927 h = frame_minheight(frp, NULL); | |
| 4928 if (room_reserved > 0 | |
| 4929 && frp->fr_win != NULL | |
| 4930 && frp->fr_win->w_p_wfh) | |
| 4931 { | |
| 4932 if (room_reserved >= frp->fr_height) | |
| 4933 room_reserved -= frp->fr_height; | |
| 4934 else | |
| 4935 { | |
| 4936 if (frp->fr_height - room_reserved > take) | |
| 4937 room_reserved = frp->fr_height - take; | |
| 4938 take -= frp->fr_height - room_reserved; | |
| 4939 frame_new_height(frp, room_reserved, FALSE, FALSE); | |
| 4940 room_reserved = 0; | |
| 4941 } | |
| 4942 } | |
| 4943 else | |
| 4944 { | |
| 4945 if (frp->fr_height - take < h) | |
| 4946 { | |
| 4947 take -= frp->fr_height - h; | |
| 4948 frame_new_height(frp, h, FALSE, FALSE); | |
| 4949 } | |
| 4950 else | |
| 4951 { | |
| 4952 frame_new_height(frp, frp->fr_height - take, | |
| 4953 FALSE, FALSE); | |
| 4954 take = 0; | |
| 4955 } | |
| 4956 } | |
| 4957 if (run == 0) | |
| 4958 frp = frp->fr_next; | |
| 4959 else | |
| 4960 frp = frp->fr_prev; | |
| 4961 } | |
| 4962 } | |
| 4963 } | |
| 4964 } | |
| 4965 | |
| 4966 #if defined(FEAT_VERTSPLIT) || defined(PROTO) | |
| 4967 /* | |
| 4968 * Set current window width and take care of repositioning other windows to | |
| 4969 * fit around it. | |
| 4970 */ | |
| 4971 void | |
| 4972 win_setwidth(width) | |
| 4973 int width; | |
| 4974 { | |
| 4975 win_setwidth_win(width, curwin); | |
| 4976 } | |
| 4977 | |
| 4978 void | |
| 4979 win_setwidth_win(width, wp) | |
| 4980 int width; | |
| 4981 win_T *wp; | |
| 4982 { | |
| 4983 /* Always keep current window at least one column wide, even when | |
| 4984 * 'winminwidth' is zero. */ | |
| 4985 if (wp == curwin) | |
| 4986 { | |
| 4987 if (width < p_wmw) | |
| 4988 width = p_wmw; | |
| 4989 if (width == 0) | |
| 4990 width = 1; | |
| 4991 } | |
| 4992 | |
| 4993 frame_setwidth(wp->w_frame, width + wp->w_vsep_width); | |
| 4994 | |
| 4995 /* recompute the window positions */ | |
| 4996 (void)win_comp_pos(); | |
| 4997 | |
| 4998 redraw_all_later(NOT_VALID); | |
| 4999 } | |
| 5000 | |
| 5001 /* | |
| 5002 * Set the width of a frame to "width" and take care that all frames and | |
| 5003 * windows inside it are resized. Also resize frames above and below if the | |
| 5004 * are in the same FR_ROW frame. | |
| 5005 * | |
| 5006 * Strategy is similar to frame_setheight(). | |
| 5007 */ | |
| 5008 static void | |
| 5009 frame_setwidth(curfrp, width) | |
| 5010 frame_T *curfrp; | |
| 5011 int width; | |
| 5012 { | |
| 5013 int room; /* total number of lines available */ | |
| 5014 int take; /* number of lines taken from other windows */ | |
| 5015 int run; | |
| 5016 frame_T *frp; | |
| 5017 int w; | |
| 779 | 5018 int room_reserved; |
| 7 | 5019 |
| 5020 /* If the width already is the desired value, nothing to do. */ | |
| 5021 if (curfrp->fr_width == width) | |
| 5022 return; | |
| 5023 | |
| 5024 if (curfrp->fr_parent == NULL) | |
| 5025 /* topframe: can't change width */ | |
| 5026 return; | |
| 5027 | |
| 5028 if (curfrp->fr_parent->fr_layout == FR_COL) | |
| 5029 { | |
| 5030 /* Column of frames: Also need to resize frames above and below of | |
| 5031 * this one. First check for the minimal width of these. */ | |
| 5032 w = frame_minwidth(curfrp->fr_parent, NULL); | |
| 5033 if (width < w) | |
| 5034 width = w; | |
| 5035 frame_setwidth(curfrp->fr_parent, width); | |
| 5036 } | |
| 5037 else | |
| 5038 { | |
| 5039 /* | |
| 5040 * Row of frames: try to change only frames in this row. | |
| 5041 * | |
| 5042 * Do this twice: | |
| 5043 * 1: compute room available, if it's not enough try resizing the | |
| 5044 * containing frame. | |
| 5045 * 2: compute the room available and adjust the width to it. | |
| 5046 */ | |
| 5047 for (run = 1; run <= 2; ++run) | |
| 5048 { | |
| 5049 room = 0; | |
| 779 | 5050 room_reserved = 0; |
| 7 | 5051 for (frp = curfrp->fr_parent->fr_child; frp != NULL; |
| 5052 frp = frp->fr_next) | |
| 5053 { | |
| 779 | 5054 if (frp != curfrp |
| 5055 && frp->fr_win != NULL | |
| 5056 && frp->fr_win->w_p_wfw) | |
| 5057 room_reserved += frp->fr_width; | |
| 7 | 5058 room += frp->fr_width; |
| 5059 if (frp != curfrp) | |
| 5060 room -= frame_minwidth(frp, NULL); | |
| 5061 } | |
| 5062 | |
| 5063 if (width <= room) | |
| 5064 break; | |
| 667 | 5065 if (run == 2 || curfrp->fr_height >= ROWS_AVAIL) |
| 7 | 5066 { |
| 5067 if (width > room) | |
| 5068 width = room; | |
| 5069 break; | |
| 5070 } | |
| 5071 frame_setwidth(curfrp->fr_parent, width | |
| 5072 + frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1); | |
| 5073 } | |
| 5074 | |
| 5075 /* | |
| 5076 * Compute the number of lines we will take from others frames (can be | |
| 5077 * negative!). | |
| 5078 */ | |
| 5079 take = width - curfrp->fr_width; | |
| 5080 | |
| 779 | 5081 /* If there is not enough room, also reduce the width of a window |
| 5082 * with 'winfixwidth' set. */ | |
| 5083 if (width > room - room_reserved) | |
| 5084 room_reserved = room - width; | |
| 5085 /* If there is only a 'winfixwidth' window and making the | |
| 5086 * window smaller, need to make the other window narrower. */ | |
| 5087 if (take < 0 && room - curfrp->fr_width < room_reserved) | |
| 5088 room_reserved = 0; | |
| 5089 | |
| 7 | 5090 /* |
| 5091 * set the current frame to the new width | |
| 5092 */ | |
| 779 | 5093 frame_new_width(curfrp, width, FALSE, FALSE); |
| 7 | 5094 |
| 5095 /* | |
| 5096 * First take lines from the frames right of the current frame. If | |
| 5097 * that is not enough, takes lines from frames left of the current | |
| 5098 * frame. | |
| 5099 */ | |
| 5100 for (run = 0; run < 2; ++run) | |
| 5101 { | |
| 5102 if (run == 0) | |
| 5103 frp = curfrp->fr_next; /* 1st run: start with next window */ | |
| 5104 else | |
| 5105 frp = curfrp->fr_prev; /* 2nd run: start with prev window */ | |
| 5106 while (frp != NULL && take != 0) | |
| 5107 { | |
| 5108 w = frame_minwidth(frp, NULL); | |
| 779 | 5109 if (room_reserved > 0 |
| 5110 && frp->fr_win != NULL | |
| 5111 && frp->fr_win->w_p_wfw) | |
| 7 | 5112 { |
| 779 | 5113 if (room_reserved >= frp->fr_width) |
| 5114 room_reserved -= frp->fr_width; | |
| 5115 else | |
| 5116 { | |
| 5117 if (frp->fr_width - room_reserved > take) | |
| 5118 room_reserved = frp->fr_width - take; | |
| 5119 take -= frp->fr_width - room_reserved; | |
| 5120 frame_new_width(frp, room_reserved, FALSE, FALSE); | |
| 5121 room_reserved = 0; | |
| 5122 } | |
| 7 | 5123 } |
| 5124 else | |
| 5125 { | |
| 779 | 5126 if (frp->fr_width - take < w) |
| 5127 { | |
| 5128 take -= frp->fr_width - w; | |
| 5129 frame_new_width(frp, w, FALSE, FALSE); | |
| 5130 } | |
| 5131 else | |
| 5132 { | |
| 5133 frame_new_width(frp, frp->fr_width - take, | |
| 5134 FALSE, FALSE); | |
| 5135 take = 0; | |
| 5136 } | |
| 7 | 5137 } |
| 5138 if (run == 0) | |
| 5139 frp = frp->fr_next; | |
| 5140 else | |
| 5141 frp = frp->fr_prev; | |
| 5142 } | |
| 5143 } | |
| 5144 } | |
| 5145 } | |
| 5146 #endif /* FEAT_VERTSPLIT */ | |
| 5147 | |
| 5148 /* | |
| 5149 * Check 'winminheight' for a valid value. | |
| 5150 */ | |
| 5151 void | |
| 5152 win_setminheight() | |
| 5153 { | |
| 5154 int room; | |
| 5155 int first = TRUE; | |
| 5156 win_T *wp; | |
| 5157 | |
| 5158 /* loop until there is a 'winminheight' that is possible */ | |
| 5159 while (p_wmh > 0) | |
| 5160 { | |
| 5161 /* TODO: handle vertical splits */ | |
| 5162 room = -p_wh; | |
| 5163 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 5164 room += wp->w_height - p_wmh; | |
| 5165 if (room >= 0) | |
| 5166 break; | |
| 5167 --p_wmh; | |
| 5168 if (first) | |
| 5169 { | |
| 5170 EMSG(_(e_noroom)); | |
| 5171 first = FALSE; | |
| 5172 } | |
| 5173 } | |
| 5174 } | |
| 5175 | |
| 5176 #ifdef FEAT_MOUSE | |
| 5177 | |
| 5178 /* | |
| 5179 * Status line of dragwin is dragged "offset" lines down (negative is up). | |
| 5180 */ | |
| 5181 void | |
| 5182 win_drag_status_line(dragwin, offset) | |
| 5183 win_T *dragwin; | |
| 5184 int offset; | |
| 5185 { | |
| 5186 frame_T *curfr; | |
| 5187 frame_T *fr; | |
| 5188 int room; | |
| 5189 int row; | |
| 5190 int up; /* if TRUE, drag status line up, otherwise down */ | |
| 5191 int n; | |
| 5192 | |
| 5193 fr = dragwin->w_frame; | |
| 5194 curfr = fr; | |
| 5195 if (fr != topframe) /* more than one window */ | |
| 5196 { | |
| 5197 fr = fr->fr_parent; | |
| 5198 /* When the parent frame is not a column of frames, its parent should | |
| 5199 * be. */ | |
| 5200 if (fr->fr_layout != FR_COL) | |
| 5201 { | |
| 5202 curfr = fr; | |
| 5203 if (fr != topframe) /* only a row of windows, may drag statusline */ | |
| 5204 fr = fr->fr_parent; | |
| 5205 } | |
| 5206 } | |
| 5207 | |
| 5208 /* If this is the last frame in a column, may want to resize the parent | |
| 5209 * frame instead (go two up to skip a row of frames). */ | |
| 5210 while (curfr != topframe && curfr->fr_next == NULL) | |
| 5211 { | |
| 5212 if (fr != topframe) | |
| 5213 fr = fr->fr_parent; | |
| 5214 curfr = fr; | |
| 5215 if (fr != topframe) | |
| 5216 fr = fr->fr_parent; | |
| 5217 } | |
| 5218 | |
| 5219 if (offset < 0) /* drag up */ | |
| 5220 { | |
| 5221 up = TRUE; | |
| 5222 offset = -offset; | |
| 5223 /* sum up the room of the current frame and above it */ | |
| 5224 if (fr == curfr) | |
| 5225 { | |
| 5226 /* only one window */ | |
| 5227 room = fr->fr_height - frame_minheight(fr, NULL); | |
| 5228 } | |
| 5229 else | |
| 5230 { | |
| 5231 room = 0; | |
| 5232 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
| 5233 { | |
| 5234 room += fr->fr_height - frame_minheight(fr, NULL); | |
| 5235 if (fr == curfr) | |
| 5236 break; | |
| 5237 } | |
| 5238 } | |
| 5239 fr = curfr->fr_next; /* put fr at frame that grows */ | |
| 5240 } | |
| 5241 else /* drag down */ | |
| 5242 { | |
| 5243 up = FALSE; | |
| 5244 /* | |
| 5245 * Only dragging the last status line can reduce p_ch. | |
| 5246 */ | |
| 5247 room = Rows - cmdline_row; | |
| 5248 if (curfr->fr_next == NULL) | |
| 5249 room -= 1; | |
| 5250 else | |
| 5251 room -= p_ch; | |
| 5252 if (room < 0) | |
| 5253 room = 0; | |
| 5254 /* sum up the room of frames below of the current one */ | |
| 5255 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
| 5256 room += fr->fr_height - frame_minheight(fr, NULL); | |
| 5257 fr = curfr; /* put fr at window that grows */ | |
| 5258 } | |
| 5259 | |
| 5260 if (room < offset) /* Not enough room */ | |
| 5261 offset = room; /* Move as far as we can */ | |
| 5262 if (offset <= 0) | |
| 5263 return; | |
| 5264 | |
| 5265 /* | |
| 5266 * Grow frame fr by "offset" lines. | |
| 5267 * Doesn't happen when dragging the last status line up. | |
| 5268 */ | |
| 5269 if (fr != NULL) | |
| 5270 frame_new_height(fr, fr->fr_height + offset, up, FALSE); | |
| 5271 | |
| 5272 if (up) | |
| 5273 fr = curfr; /* current frame gets smaller */ | |
| 5274 else | |
| 5275 fr = curfr->fr_next; /* next frame gets smaller */ | |
| 5276 | |
| 5277 /* | |
| 5278 * Now make the other frames smaller. | |
| 5279 */ | |
| 5280 while (fr != NULL && offset > 0) | |
| 5281 { | |
| 5282 n = frame_minheight(fr, NULL); | |
| 5283 if (fr->fr_height - offset <= n) | |
| 5284 { | |
| 5285 offset -= fr->fr_height - n; | |
| 5286 frame_new_height(fr, n, !up, FALSE); | |
| 5287 } | |
| 5288 else | |
| 5289 { | |
| 5290 frame_new_height(fr, fr->fr_height - offset, !up, FALSE); | |
| 5291 break; | |
| 5292 } | |
| 5293 if (up) | |
| 5294 fr = fr->fr_prev; | |
| 5295 else | |
| 5296 fr = fr->fr_next; | |
| 5297 } | |
| 5298 row = win_comp_pos(); | |
| 5299 screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0); | |
| 5300 cmdline_row = row; | |
| 5301 p_ch = Rows - cmdline_row; | |
| 5302 if (p_ch < 1) | |
| 5303 p_ch = 1; | |
| 824 | 5304 curtab->tp_ch_used = p_ch; |
| 737 | 5305 redraw_all_later(SOME_VALID); |
| 7 | 5306 showmode(); |
| 5307 } | |
| 5308 | |
| 5309 #ifdef FEAT_VERTSPLIT | |
| 5310 /* | |
| 5311 * Separator line of dragwin is dragged "offset" lines right (negative is left). | |
| 5312 */ | |
| 5313 void | |
| 5314 win_drag_vsep_line(dragwin, offset) | |
| 5315 win_T *dragwin; | |
| 5316 int offset; | |
| 5317 { | |
| 5318 frame_T *curfr; | |
| 5319 frame_T *fr; | |
| 5320 int room; | |
| 5321 int left; /* if TRUE, drag separator line left, otherwise right */ | |
| 5322 int n; | |
| 5323 | |
| 5324 fr = dragwin->w_frame; | |
| 840 | 5325 if (fr == topframe) /* only one window (cannot happen?) */ |
| 7 | 5326 return; |
| 5327 curfr = fr; | |
| 5328 fr = fr->fr_parent; | |
| 5329 /* When the parent frame is not a row of frames, its parent should be. */ | |
| 5330 if (fr->fr_layout != FR_ROW) | |
| 5331 { | |
| 5332 if (fr == topframe) /* only a column of windows (cannot happen?) */ | |
| 5333 return; | |
| 5334 curfr = fr; | |
| 5335 fr = fr->fr_parent; | |
| 5336 } | |
| 5337 | |
| 5338 /* If this is the last frame in a row, may want to resize a parent | |
| 5339 * frame instead. */ | |
| 5340 while (curfr->fr_next == NULL) | |
| 5341 { | |
| 5342 if (fr == topframe) | |
| 5343 break; | |
| 5344 curfr = fr; | |
| 5345 fr = fr->fr_parent; | |
| 5346 if (fr != topframe) | |
| 5347 { | |
| 5348 curfr = fr; | |
| 5349 fr = fr->fr_parent; | |
| 5350 } | |
| 5351 } | |
| 5352 | |
| 5353 if (offset < 0) /* drag left */ | |
| 5354 { | |
| 5355 left = TRUE; | |
| 5356 offset = -offset; | |
| 5357 /* sum up the room of the current frame and left of it */ | |
| 5358 room = 0; | |
| 5359 for (fr = fr->fr_child; ; fr = fr->fr_next) | |
| 5360 { | |
| 5361 room += fr->fr_width - frame_minwidth(fr, NULL); | |
| 5362 if (fr == curfr) | |
| 5363 break; | |
| 5364 } | |
| 5365 fr = curfr->fr_next; /* put fr at frame that grows */ | |
| 5366 } | |
| 5367 else /* drag right */ | |
| 5368 { | |
| 5369 left = FALSE; | |
| 5370 /* sum up the room of frames right of the current one */ | |
| 5371 room = 0; | |
| 5372 for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next) | |
| 5373 room += fr->fr_width - frame_minwidth(fr, NULL); | |
| 5374 fr = curfr; /* put fr at window that grows */ | |
| 5375 } | |
| 5376 | |
| 5377 if (room < offset) /* Not enough room */ | |
| 5378 offset = room; /* Move as far as we can */ | |
| 5379 if (offset <= 0) /* No room at all, quit. */ | |
| 5380 return; | |
| 5381 | |
| 5382 /* grow frame fr by offset lines */ | |
| 779 | 5383 frame_new_width(fr, fr->fr_width + offset, left, FALSE); |
| 7 | 5384 |
| 5385 /* shrink other frames: current and at the left or at the right */ | |
| 5386 if (left) | |
| 5387 fr = curfr; /* current frame gets smaller */ | |
| 5388 else | |
| 5389 fr = curfr->fr_next; /* next frame gets smaller */ | |
| 5390 | |
| 5391 while (fr != NULL && offset > 0) | |
| 5392 { | |
| 5393 n = frame_minwidth(fr, NULL); | |
| 5394 if (fr->fr_width - offset <= n) | |
| 5395 { | |
| 5396 offset -= fr->fr_width - n; | |
| 779 | 5397 frame_new_width(fr, n, !left, FALSE); |
| 7 | 5398 } |
| 5399 else | |
| 5400 { | |
| 779 | 5401 frame_new_width(fr, fr->fr_width - offset, !left, FALSE); |
| 7 | 5402 break; |
| 5403 } | |
| 5404 if (left) | |
| 5405 fr = fr->fr_prev; | |
| 5406 else | |
| 5407 fr = fr->fr_next; | |
| 5408 } | |
| 5409 (void)win_comp_pos(); | |
| 5410 redraw_all_later(NOT_VALID); | |
| 5411 } | |
| 5412 #endif /* FEAT_VERTSPLIT */ | |
| 5413 #endif /* FEAT_MOUSE */ | |
| 5414 | |
| 5415 #endif /* FEAT_WINDOWS */ | |
| 5416 | |
| 5417 /* | |
| 5418 * Set the height of a window. | |
| 5419 * This takes care of the things inside the window, not what happens to the | |
| 5420 * window position, the frame or to other windows. | |
| 5421 */ | |
| 5422 static void | |
| 5423 win_new_height(wp, height) | |
| 5424 win_T *wp; | |
| 5425 int height; | |
| 5426 { | |
| 5427 linenr_T lnum; | |
| 5428 int sline, line_size; | |
| 5429 #define FRACTION_MULT 16384L | |
| 5430 | |
| 5431 /* Don't want a negative height. Happens when splitting a tiny window. | |
| 5432 * Will equalize heights soon to fix it. */ | |
| 5433 if (height < 0) | |
| 5434 height = 0; | |
| 826 | 5435 if (wp->w_height == height) |
| 5436 return; /* nothing to do */ | |
| 7 | 5437 |
| 5438 if (wp->w_wrow != wp->w_prev_fraction_row && wp->w_height > 0) | |
| 5439 wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT | |
| 5440 + FRACTION_MULT / 2) / (long)wp->w_height; | |
| 5441 | |
| 5442 wp->w_height = height; | |
| 5443 wp->w_skipcol = 0; | |
| 5444 | |
| 5445 /* Don't change w_topline when height is zero. Don't set w_topline when | |
| 5446 * 'scrollbind' is set and this isn't the current window. */ | |
| 5447 if (height > 0 | |
| 5448 #ifdef FEAT_SCROLLBIND | |
| 5449 && (!wp->w_p_scb || wp == curwin) | |
| 5450 #endif | |
| 5451 ) | |
| 5452 { | |
| 47 | 5453 /* |
| 5454 * Find a value for w_topline that shows the cursor at the same | |
| 5455 * relative position in the window as before (more or less). | |
| 5456 */ | |
| 7 | 5457 lnum = wp->w_cursor.lnum; |
| 5458 if (lnum < 1) /* can happen when starting up */ | |
| 5459 lnum = 1; | |
| 5460 wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L) / FRACTION_MULT; | |
| 5461 line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1; | |
| 5462 sline = wp->w_wrow - line_size; | |
| 1023 | 5463 |
| 5464 if (sline >= 0) | |
| 5465 { | |
| 5466 /* Make sure the whole cursor line is visible, if possible. */ | |
| 5467 int rows = plines_win(wp, lnum, FALSE); | |
| 5468 | |
| 5469 if (sline > wp->w_height - rows) | |
| 5470 { | |
| 5471 sline = wp->w_height - rows; | |
| 5472 wp->w_wrow -= rows - line_size; | |
| 5473 } | |
| 5474 } | |
| 5475 | |
| 7 | 5476 if (sline < 0) |
| 5477 { | |
| 5478 /* | |
| 5479 * Cursor line would go off top of screen if w_wrow was this high. | |
| 1023 | 5480 * Make cursor line the first line in the window. If not enough |
| 5481 * room use w_skipcol; | |
| 7 | 5482 */ |
| 5483 wp->w_wrow = line_size; | |
| 1023 | 5484 if (wp->w_wrow >= wp->w_height |
| 5485 && (W_WIDTH(wp) - win_col_off(wp)) > 0) | |
| 5486 { | |
| 5487 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp); | |
| 5488 --wp->w_wrow; | |
| 5489 while (wp->w_wrow >= wp->w_height) | |
| 5490 { | |
| 5491 wp->w_skipcol += W_WIDTH(wp) - win_col_off(wp) | |
| 5492 + win_col_off2(wp); | |
| 5493 --wp->w_wrow; | |
| 5494 } | |
| 5495 } | |
| 7 | 5496 } |
| 5497 else | |
| 5498 { | |
| 1023 | 5499 while (sline > 0 && lnum > 1) |
| 7 | 5500 { |
| 5501 #ifdef FEAT_FOLDING | |
| 5502 hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL); | |
| 5503 if (lnum == 1) | |
| 5504 { | |
| 5505 /* first line in buffer is folded */ | |
| 5506 line_size = 1; | |
| 5507 --sline; | |
| 5508 break; | |
| 5509 } | |
| 5510 #endif | |
| 5511 --lnum; | |
| 5512 #ifdef FEAT_DIFF | |
| 5513 if (lnum == wp->w_topline) | |
| 5514 line_size = plines_win_nofill(wp, lnum, TRUE) | |
| 5515 + wp->w_topfill; | |
| 5516 else | |
| 5517 #endif | |
| 5518 line_size = plines_win(wp, lnum, TRUE); | |
| 5519 sline -= line_size; | |
| 5520 } | |
| 47 | 5521 |
| 7 | 5522 if (sline < 0) |
| 5523 { | |
| 5524 /* | |
| 5525 * Line we want at top would go off top of screen. Use next | |
| 5526 * line instead. | |
| 5527 */ | |
| 5528 #ifdef FEAT_FOLDING | |
| 5529 hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL); | |
| 5530 #endif | |
| 5531 lnum++; | |
| 5532 wp->w_wrow -= line_size + sline; | |
| 5533 } | |
| 5534 else if (sline > 0) | |
| 5535 { | |
| 5536 /* First line of file reached, use that as topline. */ | |
| 5537 lnum = 1; | |
| 5538 wp->w_wrow -= sline; | |
| 5539 } | |
| 5540 } | |
| 5541 set_topline(wp, lnum); | |
| 5542 } | |
| 5543 | |
| 5544 if (wp == curwin) | |
| 5545 { | |
| 5546 if (p_so) | |
| 5547 update_topline(); | |
| 5548 curs_columns(FALSE); /* validate w_wrow */ | |
| 5549 } | |
| 5550 wp->w_prev_fraction_row = wp->w_wrow; | |
| 5551 | |
| 5552 win_comp_scroll(wp); | |
| 737 | 5553 redraw_win_later(wp, SOME_VALID); |
| 7 | 5554 #ifdef FEAT_WINDOWS |
| 5555 wp->w_redr_status = TRUE; | |
| 5556 #endif | |
| 5557 invalidate_botline_win(wp); | |
| 5558 } | |
| 5559 | |
| 5560 #ifdef FEAT_VERTSPLIT | |
| 5561 /* | |
| 5562 * Set the width of a window. | |
| 5563 */ | |
| 5564 static void | |
| 5565 win_new_width(wp, width) | |
| 5566 win_T *wp; | |
| 5567 int width; | |
| 5568 { | |
| 5569 wp->w_width = width; | |
| 5570 wp->w_lines_valid = 0; | |
| 5571 changed_line_abv_curs_win(wp); | |
| 5572 invalidate_botline_win(wp); | |
| 5573 if (wp == curwin) | |
| 5574 { | |
| 5575 update_topline(); | |
| 5576 curs_columns(TRUE); /* validate w_wrow */ | |
| 5577 } | |
| 5578 redraw_win_later(wp, NOT_VALID); | |
| 5579 wp->w_redr_status = TRUE; | |
| 5580 } | |
| 5581 #endif | |
| 5582 | |
| 5583 void | |
| 5584 win_comp_scroll(wp) | |
| 5585 win_T *wp; | |
| 5586 { | |
| 5587 wp->w_p_scr = ((unsigned)wp->w_height >> 1); | |
| 5588 if (wp->w_p_scr == 0) | |
| 5589 wp->w_p_scr = 1; | |
| 5590 } | |
| 5591 | |
| 5592 /* | |
| 5593 * command_height: called whenever p_ch has been changed | |
| 5594 */ | |
| 5595 void | |
| 824 | 5596 command_height() |
| 7 | 5597 { |
| 5598 #ifdef FEAT_WINDOWS | |
| 5599 int h; | |
| 5600 frame_T *frp; | |
| 824 | 5601 int old_p_ch = curtab->tp_ch_used; |
| 5602 | |
| 5603 /* Use the value of p_ch that we remembered. This is needed for when the | |
| 5604 * GUI starts up, we can't be sure in what order things happen. And when | |
| 5605 * p_ch was changed in another tab page. */ | |
| 5606 curtab->tp_ch_used = p_ch; | |
| 170 | 5607 |
| 7 | 5608 /* Find bottom frame with width of screen. */ |
| 5609 frp = lastwin->w_frame; | |
| 5610 # ifdef FEAT_VERTSPLIT | |
| 5611 while (frp->fr_width != Columns && frp->fr_parent != NULL) | |
| 5612 frp = frp->fr_parent; | |
| 5613 # endif | |
| 5614 | |
| 5615 /* Avoid changing the height of a window with 'winfixheight' set. */ | |
| 5616 while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF | |
| 5617 && frp->fr_win->w_p_wfh) | |
| 5618 frp = frp->fr_prev; | |
| 5619 | |
| 5620 if (starting != NO_SCREEN) | |
| 5621 { | |
| 5622 cmdline_row = Rows - p_ch; | |
| 5623 | |
| 5624 if (p_ch > old_p_ch) /* p_ch got bigger */ | |
| 5625 { | |
| 5626 while (p_ch > old_p_ch) | |
| 5627 { | |
| 5628 if (frp == NULL) | |
| 5629 { | |
| 5630 EMSG(_(e_noroom)); | |
| 5631 p_ch = old_p_ch; | |
| 1404 | 5632 curtab->tp_ch_used = p_ch; |
| 7 | 5633 cmdline_row = Rows - p_ch; |
| 5634 break; | |
| 5635 } | |
| 5636 h = frp->fr_height - frame_minheight(frp, NULL); | |
| 5637 if (h > p_ch - old_p_ch) | |
| 5638 h = p_ch - old_p_ch; | |
| 5639 old_p_ch += h; | |
| 5640 frame_add_height(frp, -h); | |
| 5641 frp = frp->fr_prev; | |
| 5642 } | |
| 5643 | |
| 5644 /* Recompute window positions. */ | |
| 5645 (void)win_comp_pos(); | |
| 5646 | |
| 5647 /* clear the lines added to cmdline */ | |
| 5648 if (full_screen) | |
| 5649 screen_fill((int)(cmdline_row), (int)Rows, 0, | |
| 5650 (int)Columns, ' ', ' ', 0); | |
| 5651 msg_row = cmdline_row; | |
| 5652 redraw_cmdline = TRUE; | |
| 5653 return; | |
| 5654 } | |
| 5655 | |
| 5656 if (msg_row < cmdline_row) | |
| 5657 msg_row = cmdline_row; | |
| 5658 redraw_cmdline = TRUE; | |
| 5659 } | |
| 5660 frame_add_height(frp, (int)(old_p_ch - p_ch)); | |
| 5661 | |
| 5662 /* Recompute window positions. */ | |
| 5663 if (frp != lastwin->w_frame) | |
| 5664 (void)win_comp_pos(); | |
| 5665 #else | |
| 5666 cmdline_row = Rows - p_ch; | |
| 824 | 5667 win_setheight(cmdline_row); |
| 7 | 5668 #endif |
| 5669 } | |
| 5670 | |
| 5671 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 5672 /* | |
| 5673 * Resize frame "frp" to be "n" lines higher (negative for less high). | |
| 5674 * Also resize the frames it is contained in. | |
| 5675 */ | |
| 5676 static void | |
| 5677 frame_add_height(frp, n) | |
| 5678 frame_T *frp; | |
| 5679 int n; | |
| 5680 { | |
| 5681 frame_new_height(frp, frp->fr_height + n, FALSE, FALSE); | |
| 5682 for (;;) | |
| 5683 { | |
| 5684 frp = frp->fr_parent; | |
| 5685 if (frp == NULL) | |
| 5686 break; | |
| 5687 frp->fr_height += n; | |
| 5688 } | |
| 5689 } | |
| 5690 | |
| 5691 /* | |
| 5692 * Add or remove a status line for the bottom window(s), according to the | |
| 5693 * value of 'laststatus'. | |
| 5694 */ | |
| 5695 void | |
| 5696 last_status(morewin) | |
| 5697 int morewin; /* pretend there are two or more windows */ | |
| 5698 { | |
| 5699 /* Don't make a difference between horizontal or vertical split. */ | |
| 5700 last_status_rec(topframe, (p_ls == 2 | |
| 5701 || (p_ls == 1 && (morewin || lastwin != firstwin)))); | |
| 5702 } | |
| 5703 | |
| 5704 static void | |
| 5705 last_status_rec(fr, statusline) | |
| 5706 frame_T *fr; | |
| 5707 int statusline; | |
| 5708 { | |
| 5709 frame_T *fp; | |
| 5710 win_T *wp; | |
| 5711 | |
| 5712 if (fr->fr_layout == FR_LEAF) | |
| 5713 { | |
| 5714 wp = fr->fr_win; | |
| 5715 if (wp->w_status_height != 0 && !statusline) | |
| 5716 { | |
| 5717 /* remove status line */ | |
| 5718 win_new_height(wp, wp->w_height + 1); | |
| 5719 wp->w_status_height = 0; | |
| 5720 comp_col(); | |
| 5721 } | |
| 5722 else if (wp->w_status_height == 0 && statusline) | |
| 5723 { | |
| 5724 /* Find a frame to take a line from. */ | |
| 5725 fp = fr; | |
| 5726 while (fp->fr_height <= frame_minheight(fp, NULL)) | |
| 5727 { | |
| 5728 if (fp == topframe) | |
| 5729 { | |
| 5730 EMSG(_(e_noroom)); | |
| 5731 return; | |
| 5732 } | |
| 5733 /* In a column of frames: go to frame above. If already at | |
| 5734 * the top or in a row of frames: go to parent. */ | |
| 5735 if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL) | |
| 5736 fp = fp->fr_prev; | |
| 5737 else | |
| 5738 fp = fp->fr_parent; | |
| 5739 } | |
| 5740 wp->w_status_height = 1; | |
| 5741 if (fp != fr) | |
| 5742 { | |
| 5743 frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE); | |
| 5744 frame_fix_height(wp); | |
| 5745 (void)win_comp_pos(); | |
| 5746 } | |
| 5747 else | |
| 5748 win_new_height(wp, wp->w_height - 1); | |
| 5749 comp_col(); | |
| 737 | 5750 redraw_all_later(SOME_VALID); |
| 7 | 5751 } |
| 5752 } | |
| 5753 #ifdef FEAT_VERTSPLIT | |
| 5754 else if (fr->fr_layout == FR_ROW) | |
| 5755 { | |
| 5756 /* vertically split windows, set status line for each one */ | |
| 5757 for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next) | |
| 5758 last_status_rec(fp, statusline); | |
| 5759 } | |
| 5760 #endif | |
| 5761 else | |
| 5762 { | |
| 5763 /* horizontally split window, set status line for last one */ | |
| 5764 for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
| 5765 ; | |
| 5766 last_status_rec(fp, statusline); | |
| 5767 } | |
| 5768 } | |
| 5769 | |
| 667 | 5770 /* |
| 668 | 5771 * Return the number of lines used by the tab page line. |
| 667 | 5772 */ |
| 5773 int | |
| 685 | 5774 tabline_height() |
| 667 | 5775 { |
| 685 | 5776 #ifdef FEAT_GUI_TABLINE |
| 5777 /* When the GUI has the tabline then this always returns zero. */ | |
| 5778 if (gui_use_tabline()) | |
| 5779 return 0; | |
| 5780 #endif | |
| 675 | 5781 switch (p_stal) |
| 668 | 5782 { |
| 5783 case 0: return 0; | |
| 5784 case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1; | |
| 5785 } | |
| 667 | 5786 return 1; |
| 5787 } | |
| 5788 | |
| 7 | 5789 #endif /* FEAT_WINDOWS */ |
| 5790 | |
| 5791 #if defined(FEAT_SEARCHPATH) || defined(PROTO) | |
| 5792 /* | |
| 344 | 5793 * Get the file name at the cursor. |
| 5794 * If Visual mode is active, use the selected text if it's in one line. | |
| 5795 * Returns the name in allocated memory, NULL for failure. | |
| 5796 */ | |
| 5797 char_u * | |
| 681 | 5798 grab_file_name(count, file_lnum) |
| 5799 long count; | |
| 5800 linenr_T *file_lnum; | |
| 344 | 5801 { |
| 5802 # ifdef FEAT_VISUAL | |
| 5803 if (VIsual_active) | |
| 5804 { | |
| 5805 int len; | |
| 5806 char_u *ptr; | |
| 5807 | |
| 5808 if (get_visual_text(NULL, &ptr, &len) == FAIL) | |
| 5809 return NULL; | |
| 5810 return find_file_name_in_path(ptr, len, | |
| 5811 FNAME_MESS|FNAME_EXP|FNAME_REL, count, curbuf->b_ffname); | |
| 5812 } | |
| 5813 # endif | |
| 681 | 5814 return file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL, count, |
| 5815 file_lnum); | |
| 5816 | |
| 344 | 5817 } |
| 5818 | |
| 5819 /* | |
| 7 | 5820 * Return the file name under or after the cursor. |
| 5821 * | |
| 5822 * The 'path' option is searched if the file name is not absolute. | |
| 5823 * The string returned has been alloc'ed and should be freed by the caller. | |
| 5824 * NULL is returned if the file name or file is not found. | |
| 5825 * | |
| 5826 * options: | |
| 5827 * FNAME_MESS give error messages | |
| 5828 * FNAME_EXP expand to path | |
| 5829 * FNAME_HYP check for hypertext link | |
| 5830 * FNAME_INCL apply "includeexpr" | |
| 5831 */ | |
| 5832 char_u * | |
| 681 | 5833 file_name_at_cursor(options, count, file_lnum) |
| 5834 int options; | |
| 5835 long count; | |
| 5836 linenr_T *file_lnum; | |
| 7 | 5837 { |
| 5838 return file_name_in_line(ml_get_curline(), | |
| 681 | 5839 curwin->w_cursor.col, options, count, curbuf->b_ffname, |
| 5840 file_lnum); | |
| 7 | 5841 } |
| 5842 | |
| 5843 /* | |
| 5844 * Return the name of the file under or after ptr[col]. | |
| 5845 * Otherwise like file_name_at_cursor(). | |
| 5846 */ | |
| 5847 char_u * | |
| 681 | 5848 file_name_in_line(line, col, options, count, rel_fname, file_lnum) |
| 7 | 5849 char_u *line; |
| 5850 int col; | |
| 5851 int options; | |
| 5852 long count; | |
| 5853 char_u *rel_fname; /* file we are searching relative to */ | |
| 681 | 5854 linenr_T *file_lnum; /* line number after the file name */ |
| 7 | 5855 { |
| 5856 char_u *ptr; | |
| 5857 int len; | |
| 5858 | |
| 5859 /* | |
| 5860 * search forward for what could be the start of a file name | |
| 5861 */ | |
| 5862 ptr = line + col; | |
| 5863 while (*ptr != NUL && !vim_isfilec(*ptr)) | |
| 345 | 5864 mb_ptr_adv(ptr); |
| 7 | 5865 if (*ptr == NUL) /* nothing found */ |
| 5866 { | |
| 5867 if (options & FNAME_MESS) | |
| 5868 EMSG(_("E446: No file name under cursor")); | |
| 5869 return NULL; | |
| 5870 } | |
| 5871 | |
| 5872 /* | |
| 5873 * Search backward for first char of the file name. | |
| 5874 * Go one char back to ":" before "//" even when ':' is not in 'isfname'. | |
| 5875 */ | |
| 5876 while (ptr > line) | |
| 5877 { | |
| 5878 #ifdef FEAT_MBYTE | |
| 5879 if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0) | |
| 5880 ptr -= len + 1; | |
| 5881 else | |
| 5882 #endif | |
| 5883 if (vim_isfilec(ptr[-1]) | |
| 5884 || ((options & FNAME_HYP) && path_is_url(ptr - 1))) | |
| 5885 --ptr; | |
| 5886 else | |
| 5887 break; | |
| 5888 } | |
| 5889 | |
| 5890 /* | |
| 5891 * Search forward for the last char of the file name. | |
| 5892 * Also allow "://" when ':' is not in 'isfname'. | |
| 5893 */ | |
| 5894 len = 0; | |
| 5895 while (vim_isfilec(ptr[len]) | |
| 5896 || ((options & FNAME_HYP) && path_is_url(ptr + len))) | |
| 5897 #ifdef FEAT_MBYTE | |
| 5898 if (has_mbyte) | |
| 474 | 5899 len += (*mb_ptr2len)(ptr + len); |
| 7 | 5900 else |
| 5901 #endif | |
| 5902 ++len; | |
| 5903 | |
| 5904 /* | |
| 5905 * If there is trailing punctuation, remove it. | |
| 5906 * But don't remove "..", could be a directory name. | |
| 5907 */ | |
| 5908 if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL | |
| 5909 && ptr[len - 2] != '.') | |
| 5910 --len; | |
| 5911 | |
| 681 | 5912 if (file_lnum != NULL) |
| 5913 { | |
| 5914 char_u *p; | |
| 5915 | |
| 5916 /* Get the number after the file name and a separator character */ | |
| 5917 p = ptr + len; | |
| 5918 p = skipwhite(p); | |
| 5919 if (*p != NUL) | |
| 5920 { | |
| 5921 if (!isdigit(*p)) | |
| 5922 ++p; /* skip the separator */ | |
| 5923 p = skipwhite(p); | |
| 5924 if (isdigit(*p)) | |
| 5925 *file_lnum = (int)getdigits(&p); | |
| 5926 } | |
| 5927 } | |
| 5928 | |
| 7 | 5929 return find_file_name_in_path(ptr, len, options, count, rel_fname); |
| 5930 } | |
| 5931 | |
| 5932 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 5933 static char_u *eval_includeexpr __ARGS((char_u *ptr, int len)); | |
| 5934 | |
| 5935 static char_u * | |
| 5936 eval_includeexpr(ptr, len) | |
| 5937 char_u *ptr; | |
| 5938 int len; | |
| 5939 { | |
| 5940 char_u *res; | |
| 5941 | |
| 5942 set_vim_var_string(VV_FNAME, ptr, len); | |
| 633 | 5943 res = eval_to_string_safe(curbuf->b_p_inex, NULL, |
| 681 | 5944 was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL)); |
| 7 | 5945 set_vim_var_string(VV_FNAME, NULL, 0); |
| 5946 return res; | |
| 5947 } | |
| 5948 #endif | |
| 5949 | |
| 5950 /* | |
| 5951 * Return the name of the file ptr[len] in 'path'. | |
| 5952 * Otherwise like file_name_at_cursor(). | |
| 5953 */ | |
| 5954 char_u * | |
| 5955 find_file_name_in_path(ptr, len, options, count, rel_fname) | |
| 5956 char_u *ptr; | |
| 5957 int len; | |
| 5958 int options; | |
| 5959 long count; | |
| 5960 char_u *rel_fname; /* file we are searching relative to */ | |
| 5961 { | |
| 5962 char_u *file_name; | |
| 5963 int c; | |
| 5964 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 5965 char_u *tofree = NULL; | |
| 5966 | |
| 5967 if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
| 5968 { | |
| 5969 tofree = eval_includeexpr(ptr, len); | |
| 5970 if (tofree != NULL) | |
| 5971 { | |
| 5972 ptr = tofree; | |
| 5973 len = (int)STRLEN(ptr); | |
| 5974 } | |
| 5975 } | |
| 5976 # endif | |
| 5977 | |
| 5978 if (options & FNAME_EXP) | |
| 5979 { | |
| 5980 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
| 5981 TRUE, rel_fname); | |
| 5982 | |
| 5983 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 5984 /* | |
| 5985 * If the file could not be found in a normal way, try applying | |
| 5986 * 'includeexpr' (unless done already). | |
| 5987 */ | |
| 5988 if (file_name == NULL | |
| 5989 && !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL) | |
| 5990 { | |
| 5991 tofree = eval_includeexpr(ptr, len); | |
| 5992 if (tofree != NULL) | |
| 5993 { | |
| 5994 ptr = tofree; | |
| 5995 len = (int)STRLEN(ptr); | |
| 5996 file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS, | |
| 5997 TRUE, rel_fname); | |
| 5998 } | |
| 5999 } | |
| 6000 # endif | |
| 6001 if (file_name == NULL && (options & FNAME_MESS)) | |
| 6002 { | |
| 6003 c = ptr[len]; | |
| 6004 ptr[len] = NUL; | |
| 6005 EMSG2(_("E447: Can't find file \"%s\" in path"), ptr); | |
| 6006 ptr[len] = c; | |
| 6007 } | |
| 6008 | |
| 6009 /* Repeat finding the file "count" times. This matters when it | |
| 6010 * appears several times in the path. */ | |
| 6011 while (file_name != NULL && --count > 0) | |
| 6012 { | |
| 6013 vim_free(file_name); | |
| 6014 file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname); | |
| 6015 } | |
| 6016 } | |
| 6017 else | |
| 6018 file_name = vim_strnsave(ptr, len); | |
| 6019 | |
| 6020 # if defined(FEAT_FIND_ID) && defined(FEAT_EVAL) | |
| 6021 vim_free(tofree); | |
| 6022 # endif | |
| 6023 | |
| 6024 return file_name; | |
| 6025 } | |
| 6026 #endif /* FEAT_SEARCHPATH */ | |
| 6027 | |
| 6028 /* | |
| 6029 * Check if the "://" of a URL is at the pointer, return URL_SLASH. | |
| 6030 * Also check for ":\\", which MS Internet Explorer accepts, return | |
| 6031 * URL_BACKSLASH. | |
| 6032 */ | |
| 6033 static int | |
| 6034 path_is_url(p) | |
| 6035 char_u *p; | |
| 6036 { | |
| 6037 if (STRNCMP(p, "://", (size_t)3) == 0) | |
| 6038 return URL_SLASH; | |
| 6039 else if (STRNCMP(p, ":\\\\", (size_t)3) == 0) | |
| 6040 return URL_BACKSLASH; | |
| 6041 return 0; | |
| 6042 } | |
| 6043 | |
| 6044 /* | |
| 6045 * Check if "fname" starts with "name://". Return URL_SLASH if it does. | |
| 6046 * Return URL_BACKSLASH for "name:\\". | |
| 6047 * Return zero otherwise. | |
| 6048 */ | |
| 6049 int | |
| 6050 path_with_url(fname) | |
| 6051 char_u *fname; | |
| 6052 { | |
| 6053 char_u *p; | |
| 6054 | |
| 6055 for (p = fname; isalpha(*p); ++p) | |
| 6056 ; | |
| 6057 return path_is_url(p); | |
| 6058 } | |
| 6059 | |
| 6060 /* | |
| 6061 * Return TRUE if "name" is a full (absolute) path name or URL. | |
| 6062 */ | |
| 6063 int | |
| 6064 vim_isAbsName(name) | |
| 6065 char_u *name; | |
| 6066 { | |
| 6067 return (path_with_url(name) != 0 || mch_isFullName(name)); | |
| 6068 } | |
| 6069 | |
| 6070 /* | |
| 592 | 6071 * Get absolute file name into buffer "buf[len]". |
| 7 | 6072 * |
| 6073 * return FAIL for failure, OK otherwise | |
| 6074 */ | |
| 6075 int | |
| 6076 vim_FullName(fname, buf, len, force) | |
| 6077 char_u *fname, *buf; | |
| 6078 int len; | |
| 592 | 6079 int force; /* force expansion even when already absolute */ |
| 7 | 6080 { |
| 6081 int retval = OK; | |
| 6082 int url; | |
| 6083 | |
| 6084 *buf = NUL; | |
| 6085 if (fname == NULL) | |
| 6086 return FAIL; | |
| 6087 | |
| 6088 url = path_with_url(fname); | |
| 6089 if (!url) | |
| 6090 retval = mch_FullName(fname, buf, len, force); | |
| 6091 if (url || retval == FAIL) | |
| 6092 { | |
| 6093 /* something failed; use the file name (truncate when too long) */ | |
| 416 | 6094 vim_strncpy(buf, fname, len - 1); |
| 7 | 6095 } |
| 6096 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN) | |
| 6097 slash_adjust(buf); | |
| 6098 #endif | |
| 6099 return retval; | |
| 6100 } | |
| 6101 | |
| 6102 /* | |
| 6103 * Return the minimal number of rows that is needed on the screen to display | |
| 6104 * the current number of windows. | |
| 6105 */ | |
| 6106 int | |
| 6107 min_rows() | |
| 6108 { | |
| 6109 int total; | |
| 671 | 6110 #ifdef FEAT_WINDOWS |
| 6111 tabpage_T *tp; | |
| 6112 int n; | |
| 6113 #endif | |
| 7 | 6114 |
| 6115 if (firstwin == NULL) /* not initialized yet */ | |
| 6116 return MIN_LINES; | |
| 6117 | |
| 6118 #ifdef FEAT_WINDOWS | |
| 671 | 6119 total = 0; |
| 6120 for (tp = first_tabpage; tp != NULL; tp = tp->tp_next) | |
| 6121 { | |
| 6122 n = frame_minheight(tp->tp_topframe, NULL); | |
| 6123 if (total < n) | |
| 6124 total = n; | |
| 6125 } | |
| 685 | 6126 total += tabline_height(); |
| 7 | 6127 #else |
| 671 | 6128 total = 1; /* at least one window should have a line! */ |
| 7 | 6129 #endif |
| 671 | 6130 total += 1; /* count the room for the command line */ |
| 7 | 6131 return total; |
| 6132 } | |
| 6133 | |
| 6134 /* | |
| 672 | 6135 * Return TRUE if there is only one window (in the current tab page), not |
| 6136 * counting a help or preview window, unless it is the current window. | |
| 1906 | 6137 * Does not count "aucmd_win". |
| 7 | 6138 */ |
| 6139 int | |
| 6140 only_one_window() | |
| 6141 { | |
| 6142 #ifdef FEAT_WINDOWS | |
| 6143 int count = 0; | |
| 6144 win_T *wp; | |
| 6145 | |
| 667 | 6146 /* If there is another tab page there always is another window. */ |
| 6147 if (first_tabpage->tp_next != NULL) | |
| 6148 return FALSE; | |
| 6149 | |
| 7 | 6150 for (wp = firstwin; wp != NULL; wp = wp->w_next) |
| 1906 | 6151 if ((!((wp->w_buffer->b_help && !curbuf->b_help) |
| 7 | 6152 # ifdef FEAT_QUICKFIX |
| 6153 || wp->w_p_pvw | |
| 6154 # endif | |
| 6155 ) || wp == curwin) | |
| 1906 | 6156 # ifdef FEAT_AUTOCMD |
| 6157 && wp != aucmd_win | |
| 6158 # endif | |
| 6159 ) | |
| 7 | 6160 ++count; |
| 6161 return (count <= 1); | |
| 6162 #else | |
| 6163 return TRUE; | |
| 6164 #endif | |
| 6165 } | |
| 6166 | |
| 6167 #if defined(FEAT_WINDOWS) || defined(FEAT_AUTOCMD) || defined(PROTO) | |
| 6168 /* | |
| 6169 * Correct the cursor line number in other windows. Used after changing the | |
| 6170 * current buffer, and before applying autocommands. | |
| 6171 * When "do_curwin" is TRUE, also check current window. | |
| 6172 */ | |
| 6173 void | |
| 6174 check_lnums(do_curwin) | |
| 6175 int do_curwin; | |
| 6176 { | |
| 6177 win_T *wp; | |
| 6178 | |
| 6179 #ifdef FEAT_WINDOWS | |
| 671 | 6180 tabpage_T *tp; |
| 6181 | |
| 6182 FOR_ALL_TAB_WINDOWS(tp, wp) | |
| 7 | 6183 if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf) |
| 6184 #else | |
| 6185 wp = curwin; | |
| 6186 if (do_curwin) | |
| 6187 #endif | |
| 6188 { | |
| 6189 if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
| 6190 wp->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
| 6191 if (wp->w_topline > curbuf->b_ml.ml_line_count) | |
| 6192 wp->w_topline = curbuf->b_ml.ml_line_count; | |
| 6193 } | |
| 6194 } | |
| 6195 #endif | |
| 6196 | |
| 6197 #if defined(FEAT_WINDOWS) || defined(PROTO) | |
| 6198 | |
| 6199 /* | |
| 6200 * A snapshot of the window sizes, to restore them after closing the help | |
| 6201 * window. | |
| 6202 * Only these fields are used: | |
| 6203 * fr_layout | |
| 6204 * fr_width | |
| 6205 * fr_height | |
| 6206 * fr_next | |
| 6207 * fr_child | |
| 6208 * fr_win (only valid for the old curwin, NULL otherwise) | |
| 6209 */ | |
| 6210 | |
| 6211 /* | |
| 6212 * Create a snapshot of the current frame sizes. | |
| 6213 */ | |
| 1906 | 6214 void |
| 6215 make_snapshot(idx) | |
| 6216 int idx; | |
| 7 | 6217 { |
| 1906 | 6218 clear_snapshot(curtab, idx); |
| 6219 make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]); | |
| 7 | 6220 } |
| 6221 | |
| 6222 static void | |
| 6223 make_snapshot_rec(fr, frp) | |
| 6224 frame_T *fr; | |
| 6225 frame_T **frp; | |
| 6226 { | |
| 6227 *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T)); | |
| 6228 if (*frp == NULL) | |
| 6229 return; | |
| 6230 (*frp)->fr_layout = fr->fr_layout; | |
| 6231 # ifdef FEAT_VERTSPLIT | |
| 6232 (*frp)->fr_width = fr->fr_width; | |
| 6233 # endif | |
| 6234 (*frp)->fr_height = fr->fr_height; | |
| 6235 if (fr->fr_next != NULL) | |
| 6236 make_snapshot_rec(fr->fr_next, &((*frp)->fr_next)); | |
| 6237 if (fr->fr_child != NULL) | |
| 6238 make_snapshot_rec(fr->fr_child, &((*frp)->fr_child)); | |
| 6239 if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin) | |
| 6240 (*frp)->fr_win = curwin; | |
| 6241 } | |
| 6242 | |
| 6243 /* | |
| 6244 * Remove any existing snapshot. | |
| 6245 */ | |
| 6246 static void | |
| 1906 | 6247 clear_snapshot(tp, idx) |
| 675 | 6248 tabpage_T *tp; |
| 1906 | 6249 int idx; |
| 7 | 6250 { |
| 1906 | 6251 clear_snapshot_rec(tp->tp_snapshot[idx]); |
| 6252 tp->tp_snapshot[idx] = NULL; | |
| 7 | 6253 } |
| 6254 | |
| 6255 static void | |
| 6256 clear_snapshot_rec(fr) | |
| 6257 frame_T *fr; | |
| 6258 { | |
| 6259 if (fr != NULL) | |
| 6260 { | |
| 6261 clear_snapshot_rec(fr->fr_next); | |
| 6262 clear_snapshot_rec(fr->fr_child); | |
| 6263 vim_free(fr); | |
| 6264 } | |
| 6265 } | |
| 6266 | |
| 6267 /* | |
| 6268 * Restore a previously created snapshot, if there is any. | |
| 6269 * This is only done if the screen size didn't change and the window layout is | |
| 6270 * still the same. | |
| 6271 */ | |
| 1906 | 6272 void |
| 6273 restore_snapshot(idx, close_curwin) | |
| 6274 int idx; | |
| 7 | 6275 int close_curwin; /* closing current window */ |
| 6276 { | |
| 6277 win_T *wp; | |
| 6278 | |
| 1906 | 6279 if (curtab->tp_snapshot[idx] != NULL |
| 7 | 6280 # ifdef FEAT_VERTSPLIT |
| 1906 | 6281 && curtab->tp_snapshot[idx]->fr_width == topframe->fr_width |
| 7 | 6282 # endif |
| 1906 | 6283 && curtab->tp_snapshot[idx]->fr_height == topframe->fr_height |
| 6284 && check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK) | |
| 6285 { | |
| 6286 wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe); | |
| 7 | 6287 win_comp_pos(); |
| 6288 if (wp != NULL && close_curwin) | |
| 6289 win_goto(wp); | |
| 6290 redraw_all_later(CLEAR); | |
| 6291 } | |
| 1906 | 6292 clear_snapshot(curtab, idx); |
| 7 | 6293 } |
| 6294 | |
| 6295 /* | |
| 6296 * Check if frames "sn" and "fr" have the same layout, same following frames | |
| 6297 * and same children. | |
| 6298 */ | |
| 6299 static int | |
| 6300 check_snapshot_rec(sn, fr) | |
| 6301 frame_T *sn; | |
| 6302 frame_T *fr; | |
| 6303 { | |
| 6304 if (sn->fr_layout != fr->fr_layout | |
| 6305 || (sn->fr_next == NULL) != (fr->fr_next == NULL) | |
| 6306 || (sn->fr_child == NULL) != (fr->fr_child == NULL) | |
| 6307 || (sn->fr_next != NULL | |
| 6308 && check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL) | |
| 6309 || (sn->fr_child != NULL | |
| 6310 && check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)) | |
| 6311 return FAIL; | |
| 6312 return OK; | |
| 6313 } | |
| 6314 | |
| 6315 /* | |
| 6316 * Copy the size of snapshot frame "sn" to frame "fr". Do the same for all | |
| 6317 * following frames and children. | |
| 6318 * Returns a pointer to the old current window, or NULL. | |
| 6319 */ | |
| 6320 static win_T * | |
| 6321 restore_snapshot_rec(sn, fr) | |
| 6322 frame_T *sn; | |
| 6323 frame_T *fr; | |
| 6324 { | |
| 6325 win_T *wp = NULL; | |
| 6326 win_T *wp2; | |
| 6327 | |
| 6328 fr->fr_height = sn->fr_height; | |
| 6329 # ifdef FEAT_VERTSPLIT | |
| 6330 fr->fr_width = sn->fr_width; | |
| 6331 # endif | |
| 6332 if (fr->fr_layout == FR_LEAF) | |
| 6333 { | |
| 6334 frame_new_height(fr, fr->fr_height, FALSE, FALSE); | |
| 6335 # ifdef FEAT_VERTSPLIT | |
| 779 | 6336 frame_new_width(fr, fr->fr_width, FALSE, FALSE); |
| 7 | 6337 # endif |
| 6338 wp = sn->fr_win; | |
| 6339 } | |
| 6340 if (sn->fr_next != NULL) | |
| 6341 { | |
| 6342 wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next); | |
| 6343 if (wp2 != NULL) | |
| 6344 wp = wp2; | |
| 6345 } | |
| 6346 if (sn->fr_child != NULL) | |
| 6347 { | |
| 6348 wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child); | |
| 6349 if (wp2 != NULL) | |
| 6350 wp = wp2; | |
| 6351 } | |
| 6352 return wp; | |
| 6353 } | |
| 6354 | |
| 6355 #endif | |
| 6356 | |
| 6357 #if (defined(FEAT_GUI) && defined(FEAT_VERTSPLIT)) || defined(PROTO) | |
| 6358 /* | |
| 6359 * Return TRUE if there is any vertically split window. | |
| 6360 */ | |
| 6361 int | |
| 6362 win_hasvertsplit() | |
| 6363 { | |
| 6364 frame_T *fr; | |
| 6365 | |
| 6366 if (topframe->fr_layout == FR_ROW) | |
| 6367 return TRUE; | |
| 6368 | |
| 6369 if (topframe->fr_layout == FR_COL) | |
| 6370 for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next) | |
| 6371 if (fr->fr_layout == FR_ROW) | |
| 6372 return TRUE; | |
| 6373 | |
| 6374 return FALSE; | |
| 6375 } | |
| 6376 #endif | |
| 1326 | 6377 |
| 6378 #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
| 6379 /* | |
| 6380 * Add match to the match list of window 'wp'. The pattern 'pat' will be | |
| 1698 | 6381 * highlighted with the group 'grp' with priority 'prio'. |
| 1326 | 6382 * Optionally, a desired ID 'id' can be specified (greater than or equal to 1). |
| 6383 * If no particular ID is desired, -1 must be specified for 'id'. | |
| 6384 * Return ID of added match, -1 on failure. | |
| 6385 */ | |
| 6386 int | |
| 6387 match_add(wp, grp, pat, prio, id) | |
| 6388 win_T *wp; | |
| 6389 char_u *grp; | |
| 6390 char_u *pat; | |
| 6391 int prio; | |
| 6392 int id; | |
| 6393 { | |
| 6394 matchitem_T *cur; | |
| 6395 matchitem_T *prev; | |
| 6396 matchitem_T *m; | |
| 6397 int hlg_id; | |
| 1338 | 6398 regprog_T *regprog; |
| 1326 | 6399 |
| 6400 if (*grp == NUL || *pat == NUL) | |
| 6401 return -1; | |
| 6402 if (id < -1 || id == 0) | |
| 6403 { | |
| 6404 EMSGN("E799: Invalid ID: %ld (must be greater than or equal to 1)", id); | |
| 6405 return -1; | |
| 6406 } | |
| 6407 if (id != -1) | |
| 6408 { | |
| 6409 cur = wp->w_match_head; | |
| 6410 while (cur != NULL) | |
| 6411 { | |
| 6412 if (cur->id == id) | |
| 6413 { | |
| 6414 EMSGN("E801: ID already taken: %ld", id); | |
| 6415 return -1; | |
| 6416 } | |
| 6417 cur = cur->next; | |
| 6418 } | |
| 6419 } | |
| 1570 | 6420 if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0) |
| 1326 | 6421 { |
| 6422 EMSG2(_(e_nogroup), grp); | |
| 6423 return -1; | |
| 6424 } | |
| 1338 | 6425 if ((regprog = vim_regcomp(pat, RE_MAGIC)) == NULL) |
| 1326 | 6426 { |
| 6427 EMSG2(_(e_invarg2), pat); | |
| 6428 return -1; | |
| 6429 } | |
| 6430 | |
| 6431 /* Find available match ID. */ | |
| 6432 while (id == -1) | |
| 6433 { | |
| 6434 cur = wp->w_match_head; | |
| 6435 while (cur != NULL && cur->id != wp->w_next_match_id) | |
| 6436 cur = cur->next; | |
| 6437 if (cur == NULL) | |
| 6438 id = wp->w_next_match_id; | |
| 6439 wp->w_next_match_id++; | |
| 6440 } | |
| 6441 | |
| 6442 /* Build new match. */ | |
| 6443 m = (matchitem_T *)alloc(sizeof(matchitem_T)); | |
| 6444 m->id = id; | |
| 6445 m->priority = prio; | |
| 6446 m->pattern = vim_strsave(pat); | |
| 6447 m->hlg_id = hlg_id; | |
| 1338 | 6448 m->match.regprog = regprog; |
| 6449 m->match.rmm_ic = FALSE; | |
| 6450 m->match.rmm_maxcol = 0; | |
| 1326 | 6451 |
| 6452 /* Insert new match. The match list is in ascending order with regard to | |
| 6453 * the match priorities. */ | |
| 6454 cur = wp->w_match_head; | |
| 6455 prev = cur; | |
| 6456 while (cur != NULL && prio >= cur->priority) | |
| 6457 { | |
| 6458 prev = cur; | |
| 6459 cur = cur->next; | |
| 6460 } | |
| 6461 if (cur == prev) | |
| 6462 wp->w_match_head = m; | |
| 6463 else | |
| 6464 prev->next = m; | |
| 6465 m->next = cur; | |
| 6466 | |
| 6467 redraw_later(SOME_VALID); | |
| 6468 return id; | |
| 6469 } | |
| 6470 | |
| 6471 /* | |
| 6472 * Delete match with ID 'id' in the match list of window 'wp'. | |
| 6473 * Print error messages if 'perr' is TRUE. | |
| 6474 */ | |
| 6475 int | |
| 6476 match_delete(wp, id, perr) | |
| 6477 win_T *wp; | |
| 6478 int id; | |
| 6479 int perr; | |
| 6480 { | |
| 6481 matchitem_T *cur = wp->w_match_head; | |
| 6482 matchitem_T *prev = cur; | |
| 6483 | |
| 6484 if (id < 1) | |
| 6485 { | |
| 6486 if (perr == TRUE) | |
| 6487 EMSGN("E802: Invalid ID: %ld (must be greater than or equal to 1)", | |
| 6488 id); | |
| 6489 return -1; | |
| 6490 } | |
| 6491 while (cur != NULL && cur->id != id) | |
| 6492 { | |
| 6493 prev = cur; | |
| 6494 cur = cur->next; | |
| 6495 } | |
| 6496 if (cur == NULL) | |
| 6497 { | |
| 6498 if (perr == TRUE) | |
| 6499 EMSGN("E803: ID not found: %ld", id); | |
| 6500 return -1; | |
| 6501 } | |
| 6502 if (cur == prev) | |
| 6503 wp->w_match_head = cur->next; | |
| 6504 else | |
| 6505 prev->next = cur->next; | |
| 6506 vim_free(cur->match.regprog); | |
| 6507 vim_free(cur->pattern); | |
| 6508 vim_free(cur); | |
| 6509 redraw_later(SOME_VALID); | |
| 6510 return 0; | |
| 6511 } | |
| 6512 | |
| 6513 /* | |
| 6514 * Delete all matches in the match list of window 'wp'. | |
| 6515 */ | |
| 6516 void | |
| 6517 clear_matches(wp) | |
| 6518 win_T *wp; | |
| 6519 { | |
| 6520 matchitem_T *m; | |
| 6521 | |
| 6522 while (wp->w_match_head != NULL) | |
| 6523 { | |
| 6524 m = wp->w_match_head->next; | |
| 6525 vim_free(wp->w_match_head->match.regprog); | |
| 6526 vim_free(wp->w_match_head->pattern); | |
| 6527 vim_free(wp->w_match_head); | |
| 6528 wp->w_match_head = m; | |
| 6529 } | |
| 6530 redraw_later(SOME_VALID); | |
| 6531 } | |
| 6532 | |
| 6533 /* | |
| 6534 * Get match from ID 'id' in window 'wp'. | |
| 6535 * Return NULL if match not found. | |
| 6536 */ | |
| 6537 matchitem_T * | |
| 6538 get_match(wp, id) | |
| 6539 win_T *wp; | |
| 6540 int id; | |
| 6541 { | |
| 6542 matchitem_T *cur = wp->w_match_head; | |
| 6543 | |
| 6544 while (cur != NULL && cur->id != id) | |
| 6545 cur = cur->next; | |
| 6546 return cur; | |
| 6547 } | |
| 6548 #endif |