1 /* vi:set ts=8 sts=4 sw=4: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * GUI/Motif support by Robert Webb 5 * 6 * Do ":help uganda" in Vim to read copying and usage conditions. 7 * Do ":help credits" in Vim to see a list of people who contributed. 8 * See README.txt for an overview of the Vim source code. 9 */ 10 11 #include "vim.h" 12 13 /* Structure containing all the GUI information */ 14 gui_T gui; 15 16 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 17 static void set_guifontwide __ARGS((char_u *font_name)); 18 #endif 19 static void gui_check_pos __ARGS((void)); 20 static void gui_position_components __ARGS((int)); 21 static void gui_outstr __ARGS((char_u *, int)); 22 static int gui_screenchar __ARGS((int off, int flags, guicolor_T fg, guicolor_T bg, int back)); 23 #ifdef FEAT_GUI_GTK 24 static int gui_screenstr __ARGS((int off, int len, int flags, guicolor_T fg, guicolor_T bg, int back)); 25 #endif 26 static void gui_delete_lines __ARGS((int row, int count)); 27 static void gui_insert_lines __ARGS((int row, int count)); 28 static void fill_mouse_coord __ARGS((char_u *p, int col, int row)); 29 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 30 static int gui_has_tabline __ARGS((void)); 31 #endif 32 static void gui_do_scrollbar __ARGS((win_T *wp, int which, int enable)); 33 static colnr_T scroll_line_len __ARGS((linenr_T lnum)); 34 static linenr_T gui_find_longest_lnum __ARGS((void)); 35 static void gui_update_horiz_scrollbar __ARGS((int)); 36 static void gui_set_fg_color __ARGS((char_u *name)); 37 static void gui_set_bg_color __ARGS((char_u *name)); 38 static win_T *xy2win __ARGS((int x, int y)); 39 40 #if defined(UNIX) && !defined(MACOS_X) && !defined(__APPLE__) 41 # define MAY_FORK 42 static void gui_do_fork __ARGS((void)); 43 44 static int gui_read_child_pipe __ARGS((int fd)); 45 46 /* Return values for gui_read_child_pipe */ 47 enum { 48 GUI_CHILD_IO_ERROR, 49 GUI_CHILD_OK, 50 GUI_CHILD_FAILED 51 }; 52 53 #endif /* MAY_FORK */ 54 55 static void gui_attempt_start __ARGS((void)); 56 57 static int can_update_cursor = TRUE; /* can display the cursor */ 58 59 /* 60 * The Athena scrollbars can move the thumb to after the end of the scrollbar, 61 * this makes the thumb indicate the part of the text that is shown. Motif 62 * can't do this. 63 */ 64 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC) 65 # define SCROLL_PAST_END 66 #endif 67 68 /* 69 * gui_start -- Called when user wants to start the GUI. 70 * 71 * Careful: This function can be called recursively when there is a ":gui" 72 * command in the .gvimrc file. Only the first call should fork, not the 73 * recursive call. 74 */ 75 void 76 gui_start() 77 { 78 char_u *old_term; 79 static int recursive = 0; 80 81 old_term = vim_strsave(T_NAME); 82 83 settmode(TMODE_COOK); /* stop RAW mode */ 84 if (full_screen) 85 cursor_on(); /* needed for ":gui" in .vimrc */ 86 full_screen = FALSE; 87 88 ++recursive; 89 90 #ifdef MAY_FORK 91 /* 92 * Quit the current process and continue in the child. 93 * Makes "gvim file" disconnect from the shell it was started in. 94 * Don't do this when Vim was started with "-f" or the 'f' flag is present 95 * in 'guioptions'. 96 */ 97 if (gui.dofork && !vim_strchr(p_go, GO_FORG) && recursive <= 1) 98 { 99 gui_do_fork(); 100 } 101 else 102 #endif 103 { 104 #ifdef FEAT_GUI_GTK 105 /* If there is 'f' in 'guioptions' and specify -g argument, 106 * gui_mch_init_check() was not called yet. */ 107 if (gui_mch_init_check() != OK) 108 exit(1); 109 #endif 110 gui_attempt_start(); 111 } 112 113 if (!gui.in_use) /* failed to start GUI */ 114 { 115 /* Back to old term settings 116 * 117 * FIXME: If we got here because a child process failed and flagged to 118 * the parent to resume, and X11 is enabled with FEAT_TITLE, this will 119 * hit an X11 I/O error and do a longjmp(), leaving recursive 120 * permanently set to 1. This is probably not as big a problem as it 121 * sounds, because gui_mch_init() in both gui_x11.c and gui_gtk_x11.c 122 * return "OK" unconditionally, so it would be very difficult to 123 * actually hit this case. 124 */ 125 termcapinit(old_term); 126 settmode(TMODE_RAW); /* restart RAW mode */ 127 #ifdef FEAT_TITLE 128 set_title_defaults(); /* set 'title' and 'icon' again */ 129 #endif 130 } 131 132 vim_free(old_term); 133 134 #ifdef FEAT_AUTOCMD 135 /* If the GUI started successfully, trigger the GUIEnter event, otherwise 136 * the GUIFailed event. */ 137 gui_mch_update(); 138 apply_autocmds(gui.in_use ? EVENT_GUIENTER : EVENT_GUIFAILED, 139 NULL, NULL, FALSE, curbuf); 140 #endif 141 --recursive; 142 } 143 144 /* 145 * Set_termname() will call gui_init() to start the GUI. 146 * Set the "starting" flag, to indicate that the GUI will start. 147 * 148 * We don't want to open the GUI shell until after we've read .gvimrc, 149 * otherwise we don't know what font we will use, and hence we don't know 150 * what size the shell should be. So if there are errors in the .gvimrc 151 * file, they will have to go to the terminal: Set full_screen to FALSE. 152 * full_screen will be set to TRUE again by a successful termcapinit(). 153 */ 154 static void 155 gui_attempt_start() 156 { 157 static int recursive = 0; 158 159 ++recursive; 160 gui.starting = TRUE; 161 162 #ifdef FEAT_GUI_GTK 163 gui.event_time = GDK_CURRENT_TIME; 164 #endif 165 166 termcapinit((char_u *)"builtin_gui"); 167 gui.starting = recursive - 1; 168 169 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) 170 if (gui.in_use) 171 { 172 # ifdef FEAT_EVAL 173 Window x11_window; 174 Display *x11_display; 175 176 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) 177 set_vim_var_nr(VV_WINDOWID, (long)x11_window); 178 # endif 179 180 /* Display error messages in a dialog now. */ 181 display_errors(); 182 } 183 #endif 184 --recursive; 185 } 186 187 #ifdef MAY_FORK 188 189 /* for waitpid() */ 190 # if defined(HAVE_SYS_WAIT_H) || defined(HAVE_UNION_WAIT) 191 # include <sys/wait.h> 192 # endif 193 194 /* 195 * Create a new process, by forking. In the child, start the GUI, and in 196 * the parent, exit. 197 * 198 * If something goes wrong, this will return with gui.in_use still set 199 * to FALSE, in which case the caller should continue execution without 200 * the GUI. 201 * 202 * If the child fails to start the GUI, then the child will exit and the 203 * parent will return. If the child succeeds, then the parent will exit 204 * and the child will return. 205 */ 206 static void 207 gui_do_fork() 208 { 209 #ifdef __QNXNTO__ 210 procmgr_daemon(0, PROCMGR_DAEMON_KEEPUMASK | PROCMGR_DAEMON_NOCHDIR | 211 PROCMGR_DAEMON_NOCLOSE | PROCMGR_DAEMON_NODEVNULL); 212 gui_attempt_start(); 213 return; 214 #else 215 int pipefd[2]; /* pipe between parent and child */ 216 int pipe_error; 217 int status; 218 int exit_status; 219 pid_t pid = -1; 220 221 /* Setup a pipe between the child and the parent, so that the parent 222 * knows when the child has done the setsid() call and is allowed to 223 * exit. */ 224 pipe_error = (pipe(pipefd) < 0); 225 pid = fork(); 226 if (pid < 0) /* Fork error */ 227 { 228 EMSG(_("E851: Failed to create a new process for the GUI")); 229 return; 230 } 231 else if (pid > 0) /* Parent */ 232 { 233 /* Give the child some time to do the setsid(), otherwise the 234 * exit() may kill the child too (when starting gvim from inside a 235 * gvim). */ 236 if (!pipe_error) 237 { 238 /* The read returns when the child closes the pipe (or when 239 * the child dies for some reason). */ 240 close(pipefd[1]); 241 status = gui_read_child_pipe(pipefd[0]); 242 if (status == GUI_CHILD_FAILED) 243 { 244 /* The child failed to start the GUI, so the caller must 245 * continue. There may be more error information written 246 * to stderr by the child. */ 247 # ifdef __NeXT__ 248 wait4(pid, &exit_status, 0, (struct rusage *)0); 249 # else 250 waitpid(pid, &exit_status, 0); 251 # endif 252 EMSG(_("E852: The child process failed to start the GUI")); 253 return; 254 } 255 else if (status == GUI_CHILD_IO_ERROR) 256 { 257 pipe_error = TRUE; 258 } 259 /* else GUI_CHILD_OK: parent exit */ 260 } 261 262 if (pipe_error) 263 ui_delay(300L, TRUE); 264 265 /* When swapping screens we may need to go to the next line, e.g., 266 * after a hit-enter prompt and using ":gui". */ 267 if (newline_on_exit) 268 mch_errmsg("\r\n"); 269 270 /* 271 * The parent must skip the normal exit() processing, the child 272 * will do it. For example, GTK messes up signals when exiting. 273 */ 274 _exit(0); 275 } 276 /* Child */ 277 278 #ifdef FEAT_GUI_GTK 279 /* Call gtk_init_check() here after fork(). See gui_init_check(). */ 280 if (gui_mch_init_check() != OK) 281 exit(1); 282 #endif 283 284 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) 285 /* 286 * Change our process group. On some systems/shells a CTRL-C in the 287 * shell where Vim was started would otherwise kill gvim! 288 */ 289 # if defined(HAVE_SETSID) 290 (void)setsid(); 291 # else 292 (void)setpgid(0, 0); 293 # endif 294 # endif 295 if (!pipe_error) 296 close(pipefd[0]); 297 298 # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) 299 /* Tell the session manager our new PID */ 300 gui_mch_forked(); 301 # endif 302 303 /* Try to start the GUI */ 304 gui_attempt_start(); 305 306 /* Notify the parent */ 307 if (!pipe_error) 308 { 309 if (gui.in_use) 310 write_eintr(pipefd[1], "ok", 3); 311 else 312 write_eintr(pipefd[1], "fail", 5); 313 close(pipefd[1]); 314 } 315 316 /* If we failed to start the GUI, exit now. */ 317 if (!gui.in_use) 318 exit(1); 319 #endif 320 } 321 322 /* 323 * Read from a pipe assumed to be connected to the child process (this 324 * function is called from the parent). 325 * Return GUI_CHILD_OK if the child successfully started the GUI, 326 * GUY_CHILD_FAILED if the child failed, or GUI_CHILD_IO_ERROR if there was 327 * some other error. 328 * 329 * The file descriptor will be closed before the function returns. 330 */ 331 static int 332 gui_read_child_pipe(int fd) 333 { 334 long bytes_read; 335 #define READ_BUFFER_SIZE 10 336 char buffer[READ_BUFFER_SIZE]; 337 338 bytes_read = read_eintr(fd, buffer, READ_BUFFER_SIZE - 1); 339 #undef READ_BUFFER_SIZE 340 close(fd); 341 if (bytes_read < 0) 342 return GUI_CHILD_IO_ERROR; 343 buffer[bytes_read] = NUL; 344 if (strcmp(buffer, "ok") == 0) 345 return GUI_CHILD_OK; 346 return GUI_CHILD_FAILED; 347 } 348 349 #endif /* MAY_FORK */ 350 351 /* 352 * Call this when vim starts up, whether or not the GUI is started 353 */ 354 void 355 gui_prepare(argc, argv) 356 int *argc; 357 char **argv; 358 { 359 gui.in_use = FALSE; /* No GUI yet (maybe later) */ 360 gui.starting = FALSE; /* No GUI yet (maybe later) */ 361 gui_mch_prepare(argc, argv); 362 } 363 364 /* 365 * Try initializing the GUI and check if it can be started. 366 * Used from main() to check early if "vim -g" can start the GUI. 367 * Used from gui_init() to prepare for starting the GUI. 368 * Returns FAIL or OK. 369 */ 370 int 371 gui_init_check() 372 { 373 static int result = MAYBE; 374 375 if (result != MAYBE) 376 { 377 if (result == FAIL) 378 EMSG(_("E229: Cannot start the GUI")); 379 return result; 380 } 381 382 gui.shell_created = FALSE; 383 gui.dying = FALSE; 384 gui.in_focus = TRUE; /* so the guicursor setting works */ 385 gui.dragged_sb = SBAR_NONE; 386 gui.dragged_wp = NULL; 387 gui.pointer_hidden = FALSE; 388 gui.col = 0; 389 gui.row = 0; 390 gui.num_cols = Columns; 391 gui.num_rows = Rows; 392 393 gui.cursor_is_valid = FALSE; 394 gui.scroll_region_top = 0; 395 gui.scroll_region_bot = Rows - 1; 396 gui.scroll_region_left = 0; 397 gui.scroll_region_right = Columns - 1; 398 gui.highlight_mask = HL_NORMAL; 399 gui.char_width = 1; 400 gui.char_height = 1; 401 gui.char_ascent = 0; 402 gui.border_width = 0; 403 404 gui.norm_font = NOFONT; 405 #ifndef FEAT_GUI_GTK 406 gui.bold_font = NOFONT; 407 gui.ital_font = NOFONT; 408 gui.boldital_font = NOFONT; 409 # ifdef FEAT_XFONTSET 410 gui.fontset = NOFONTSET; 411 # endif 412 #endif 413 414 #ifdef FEAT_MENU 415 # ifndef FEAT_GUI_GTK 416 # ifdef FONTSET_ALWAYS 417 gui.menu_fontset = NOFONTSET; 418 # else 419 gui.menu_font = NOFONT; 420 # endif 421 # endif 422 gui.menu_is_active = TRUE; /* default: include menu */ 423 # ifndef FEAT_GUI_GTK 424 gui.menu_height = MENU_DEFAULT_HEIGHT; 425 gui.menu_width = 0; 426 # endif 427 #endif 428 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 429 gui.toolbar_height = 0; 430 #endif 431 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) 432 gui.footer_height = 0; 433 #endif 434 #ifdef FEAT_BEVAL_TIP 435 gui.tooltip_fontset = NOFONTSET; 436 #endif 437 438 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; 439 gui.prev_wrap = -1; 440 441 #ifdef ALWAYS_USE_GUI 442 result = OK; 443 #else 444 # ifdef FEAT_GUI_GTK 445 /* 446 * Note: Don't call gtk_init_check() before fork, it will be called after 447 * the fork. When calling it before fork, it make vim hang for a while. 448 * See gui_do_fork(). 449 * Use a simpler check if the GUI window can probably be opened. 450 */ 451 result = gui.dofork ? gui_mch_early_init_check() : gui_mch_init_check(); 452 # else 453 result = gui_mch_init_check(); 454 # endif 455 #endif 456 return result; 457 } 458 459 /* 460 * This is the call which starts the GUI. 461 */ 462 void 463 gui_init() 464 { 465 win_T *wp; 466 static int recursive = 0; 467 468 /* 469 * It's possible to use ":gui" in a .gvimrc file. The first halve of this 470 * function will then be executed at the first call, the rest by the 471 * recursive call. This allow the shell to be opened halfway reading a 472 * gvimrc file. 473 */ 474 if (!recursive) 475 { 476 ++recursive; 477 478 clip_init(TRUE); 479 480 /* If can't initialize, don't try doing the rest */ 481 if (gui_init_check() == FAIL) 482 { 483 --recursive; 484 clip_init(FALSE); 485 return; 486 } 487 488 /* 489 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It 490 * breaks the Paste toolbar button. 491 */ 492 set_option_value((char_u *)"paste", 0L, NULL, 0); 493 494 /* 495 * Set up system-wide default menus. 496 */ 497 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) 498 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) 499 { 500 sys_menu = TRUE; 501 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE); 502 sys_menu = FALSE; 503 } 504 #endif 505 506 /* 507 * Switch on the mouse by default, unless the user changed it already. 508 * This can then be changed in the .gvimrc. 509 */ 510 if (!option_was_set((char_u *)"mouse")) 511 set_string_option_direct((char_u *)"mouse", -1, 512 (char_u *)"a", OPT_FREE, SID_NONE); 513 514 /* 515 * If -U option given, use only the initializations from that file and 516 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". 517 */ 518 if (use_gvimrc != NULL) 519 { 520 if (STRCMP(use_gvimrc, "NONE") != 0 521 && STRCMP(use_gvimrc, "NORC") != 0 522 && do_source(use_gvimrc, FALSE, DOSO_NONE) != OK) 523 EMSG2(_("E230: Cannot read from \"%s\""), use_gvimrc); 524 } 525 else 526 { 527 /* 528 * Get system wide defaults for gvim, only when file name defined. 529 */ 530 #ifdef SYS_GVIMRC_FILE 531 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE); 532 #endif 533 534 /* 535 * Try to read GUI initialization commands from the following 536 * places: 537 * - environment variable GVIMINIT 538 * - the user gvimrc file (~/.gvimrc) 539 * - the second user gvimrc file ($VIM/.gvimrc for Dos) 540 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) 541 * The first that exists is used, the rest is ignored. 542 */ 543 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL 544 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, 545 DOSO_GVIMRC) == FAIL 546 #ifdef USR_GVIMRC_FILE2 547 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, 548 DOSO_GVIMRC) == FAIL 549 #endif 550 ) 551 { 552 #ifdef USR_GVIMRC_FILE3 553 (void)do_source((char_u *)USR_GVIMRC_FILE3, TRUE, DOSO_GVIMRC); 554 #endif 555 } 556 557 /* 558 * Read initialization commands from ".gvimrc" in current 559 * directory. This is only done if the 'exrc' option is set. 560 * Because of security reasons we disallow shell and write 561 * commands now, except for unix if the file is owned by the user 562 * or 'secure' option has been reset in environment of global 563 * ".gvimrc". 564 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, 565 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. 566 */ 567 if (p_exrc) 568 { 569 #ifdef UNIX 570 { 571 struct stat s; 572 573 /* if ".gvimrc" file is not owned by user, set 'secure' 574 * mode */ 575 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) 576 secure = p_secure; 577 } 578 #else 579 secure = p_secure; 580 #endif 581 582 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, 583 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 584 #ifdef SYS_GVIMRC_FILE 585 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, 586 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 587 #endif 588 #ifdef USR_GVIMRC_FILE2 589 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, 590 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 591 #endif 592 #ifdef USR_GVIMRC_FILE3 593 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, 594 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 595 #endif 596 ) 597 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC); 598 599 if (secure == 2) 600 need_wait_return = TRUE; 601 secure = 0; 602 } 603 } 604 605 if (need_wait_return || msg_didany) 606 wait_return(TRUE); 607 608 --recursive; 609 } 610 611 /* If recursive call opened the shell, return here from the first call */ 612 if (gui.in_use) 613 return; 614 615 /* 616 * Create the GUI shell. 617 */ 618 gui.in_use = TRUE; /* Must be set after menus have been set up */ 619 if (gui_mch_init() == FAIL) 620 goto error; 621 622 /* Avoid a delay for an error message that was printed in the terminal 623 * where Vim was started. */ 624 emsg_on_display = FALSE; 625 msg_scrolled = 0; 626 clear_sb_text(); 627 need_wait_return = FALSE; 628 msg_didany = FALSE; 629 630 /* 631 * Check validity of any generic resources that may have been loaded. 632 */ 633 if (gui.border_width < 0) 634 gui.border_width = 0; 635 636 /* 637 * Set up the fonts. First use a font specified with "-fn" or "-font". 638 */ 639 if (font_argument != NULL) 640 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); 641 if ( 642 #ifdef FEAT_XFONTSET 643 (*p_guifontset == NUL 644 || gui_init_font(p_guifontset, TRUE) == FAIL) && 645 #endif 646 gui_init_font(*p_guifont == NUL ? hl_get_font_name() 647 : p_guifont, FALSE) == FAIL) 648 { 649 EMSG(_("E665: Cannot start GUI, no valid font found")); 650 goto error2; 651 } 652 #ifdef FEAT_MBYTE 653 if (gui_get_wide_font() == FAIL) 654 EMSG(_("E231: 'guifontwide' invalid")); 655 #endif 656 657 gui.num_cols = Columns; 658 gui.num_rows = Rows; 659 gui_reset_scroll_region(); 660 661 /* Create initial scrollbars */ 662 FOR_ALL_WINDOWS(wp) 663 { 664 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); 665 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); 666 } 667 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); 668 669 #ifdef FEAT_MENU 670 gui_create_initial_menus(root_menu); 671 #endif 672 #ifdef FEAT_SUN_WORKSHOP 673 if (usingSunWorkShop) 674 workshop_init(); 675 #endif 676 #ifdef FEAT_SIGN_ICONS 677 sign_gui_started(); 678 #endif 679 680 /* Configure the desired menu and scrollbars */ 681 gui_init_which_components(NULL); 682 683 /* All components of the GUI have been created now */ 684 gui.shell_created = TRUE; 685 686 #ifndef FEAT_GUI_GTK 687 /* Set the shell size, adjusted for the screen size. For GTK this only 688 * works after the shell has been opened, thus it is further down. */ 689 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 690 #endif 691 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 692 /* Need to set the size of the menubar after all the menus have been 693 * created. */ 694 gui_mch_compute_menu_height((Widget)0); 695 #endif 696 697 /* 698 * Actually open the GUI shell. 699 */ 700 if (gui_mch_open() != FAIL) 701 { 702 #ifdef FEAT_TITLE 703 maketitle(); 704 resettitle(); 705 #endif 706 init_gui_options(); 707 #ifdef FEAT_ARABIC 708 /* Our GUI can't do bidi. */ 709 p_tbidi = FALSE; 710 #endif 711 #if defined(FEAT_GUI_GTK) 712 /* Give GTK+ a chance to put all widget's into place. */ 713 gui_mch_update(); 714 715 # ifdef FEAT_MENU 716 /* If there is no 'm' in 'guioptions' we need to remove the menu now. 717 * It was still there to make F10 work. */ 718 if (vim_strchr(p_go, GO_MENUS) == NULL) 719 { 720 --gui.starting; 721 gui_mch_enable_menu(FALSE); 722 ++gui.starting; 723 gui_mch_update(); 724 } 725 # endif 726 727 /* Now make sure the shell fits on the screen. */ 728 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 729 #endif 730 /* When 'lines' was set while starting up the topframe may have to be 731 * resized. */ 732 win_new_shellsize(); 733 734 #ifdef FEAT_BEVAL 735 /* Always create the Balloon Evaluation area, but disable it when 736 * 'ballooneval' is off */ 737 # ifdef FEAT_GUI_GTK 738 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, 739 &general_beval_cb, NULL); 740 # else 741 # if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) 742 { 743 extern Widget textArea; 744 balloonEval = gui_mch_create_beval_area(textArea, NULL, 745 &general_beval_cb, NULL); 746 } 747 # else 748 # ifdef FEAT_GUI_W32 749 balloonEval = gui_mch_create_beval_area(NULL, NULL, 750 &general_beval_cb, NULL); 751 # endif 752 # endif 753 # endif 754 if (!p_beval) 755 gui_mch_disable_beval_area(balloonEval); 756 #endif 757 758 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) 759 if (!im_xim_isvalid_imactivate()) 760 EMSG(_("E599: Value of 'imactivatekey' is invalid")); 761 #endif 762 /* When 'cmdheight' was set during startup it may not have taken 763 * effect yet. */ 764 if (p_ch != 1L) 765 command_height(); 766 767 return; 768 } 769 770 error2: 771 #ifdef FEAT_GUI_X11 772 /* undo gui_mch_init() */ 773 gui_mch_uninit(); 774 #endif 775 776 error: 777 gui.in_use = FALSE; 778 clip_init(FALSE); 779 } 780 781 782 void 783 gui_exit(rc) 784 int rc; 785 { 786 /* don't free the fonts, it leads to a BUS error 787 * [email protected] Jul 99 */ 788 free_highlight_fonts(); 789 gui.in_use = FALSE; 790 gui_mch_exit(rc); 791 } 792 793 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ 794 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) 795 # define NEED_GUI_UPDATE_SCREEN 1 796 /* 797 * Called when the GUI shell is closed by the user. If there are no changed 798 * files Vim exits, otherwise there will be a dialog to ask the user what to 799 * do. 800 * When this function returns, Vim should NOT exit! 801 */ 802 void 803 gui_shell_closed() 804 { 805 cmdmod_T save_cmdmod; 806 807 save_cmdmod = cmdmod; 808 809 /* Only exit when there are no changed files */ 810 exiting = TRUE; 811 # ifdef FEAT_BROWSE 812 cmdmod.browse = TRUE; 813 # endif 814 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 815 cmdmod.confirm = TRUE; 816 # endif 817 /* If there are changed buffers, present the user with a dialog if 818 * possible, otherwise give an error message. */ 819 if (!check_changed_any(FALSE)) 820 getout(0); 821 822 exiting = FALSE; 823 cmdmod = save_cmdmod; 824 gui_update_screen(); /* redraw, window may show changed buffer */ 825 } 826 #endif 827 828 /* 829 * Set the font. "font_list" is a a comma separated list of font names. The 830 * first font name that works is used. If none is found, use the default 831 * font. 832 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. 833 * Return OK when able to set the font. When it failed FAIL is returned and 834 * the fonts are unchanged. 835 */ 836 int 837 gui_init_font(font_list, fontset) 838 char_u *font_list; 839 int fontset UNUSED; 840 { 841 #define FONTLEN 320 842 char_u font_name[FONTLEN]; 843 int font_list_empty = FALSE; 844 int ret = FAIL; 845 846 if (!gui.in_use) 847 return FAIL; 848 849 font_name[0] = NUL; 850 if (*font_list == NUL) 851 font_list_empty = TRUE; 852 else 853 { 854 #ifdef FEAT_XFONTSET 855 /* When using a fontset, the whole list of fonts is one name. */ 856 if (fontset) 857 ret = gui_mch_init_font(font_list, TRUE); 858 else 859 #endif 860 while (*font_list != NUL) 861 { 862 /* Isolate one comma separated font name. */ 863 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); 864 865 /* Careful!!! The Win32 version of gui_mch_init_font(), when 866 * called with "*" will change p_guifont to the selected font 867 * name, which frees the old value. This makes font_list 868 * invalid. Thus when OK is returned here, font_list must no 869 * longer be used! */ 870 if (gui_mch_init_font(font_name, FALSE) == OK) 871 { 872 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 873 /* If it's a Unicode font, try setting 'guifontwide' to a 874 * similar double-width font. */ 875 if ((p_guifontwide == NULL || *p_guifontwide == NUL) 876 && strstr((char *)font_name, "10646") != NULL) 877 set_guifontwide(font_name); 878 #endif 879 ret = OK; 880 break; 881 } 882 } 883 } 884 885 if (ret != OK 886 && STRCMP(font_list, "*") != 0 887 && (font_list_empty || gui.norm_font == NOFONT)) 888 { 889 /* 890 * Couldn't load any font in 'font_list', keep the current font if 891 * there is one. If 'font_list' is empty, or if there is no current 892 * font, tell gui_mch_init_font() to try to find a font we can load. 893 */ 894 ret = gui_mch_init_font(NULL, FALSE); 895 } 896 897 if (ret == OK) 898 { 899 #ifndef FEAT_GUI_GTK 900 /* Set normal font as current font */ 901 # ifdef FEAT_XFONTSET 902 if (gui.fontset != NOFONTSET) 903 gui_mch_set_fontset(gui.fontset); 904 else 905 # endif 906 gui_mch_set_font(gui.norm_font); 907 #endif 908 gui_set_shellsize(FALSE, 909 #ifdef MSWIN 910 TRUE 911 #else 912 FALSE 913 #endif 914 , RESIZE_BOTH); 915 } 916 917 return ret; 918 } 919 920 #if defined(FEAT_MBYTE) || defined(PROTO) 921 # ifndef FEAT_GUI_GTK 922 /* 923 * Try setting 'guifontwide' to a font twice as wide as "name". 924 */ 925 static void 926 set_guifontwide(name) 927 char_u *name; 928 { 929 int i = 0; 930 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */ 931 char_u *wp = NULL; 932 char_u *p; 933 GuiFont font; 934 935 wp = wide_name; 936 for (p = name; *p != NUL; ++p) 937 { 938 *wp++ = *p; 939 if (*p == '-') 940 { 941 ++i; 942 if (i == 6) /* font type: change "--" to "-*-" */ 943 { 944 if (p[1] == '-') 945 *wp++ = '*'; 946 } 947 else if (i == 12) /* found the width */ 948 { 949 ++p; 950 i = getdigits(&p); 951 if (i != 0) 952 { 953 /* Double the width specification. */ 954 sprintf((char *)wp, "%d%s", i * 2, p); 955 font = gui_mch_get_font(wide_name, FALSE); 956 if (font != NOFONT) 957 { 958 gui_mch_free_font(gui.wide_font); 959 gui.wide_font = font; 960 set_string_option_direct((char_u *)"gfw", -1, 961 wide_name, OPT_FREE, 0); 962 } 963 } 964 break; 965 } 966 } 967 } 968 } 969 # endif /* !FEAT_GUI_GTK */ 970 971 /* 972 * Get the font for 'guifontwide'. 973 * Return FAIL for an invalid font name. 974 */ 975 int 976 gui_get_wide_font() 977 { 978 GuiFont font = NOFONT; 979 char_u font_name[FONTLEN]; 980 char_u *p; 981 982 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */ 983 return OK; /* Will give an error message later. */ 984 985 if (p_guifontwide != NULL && *p_guifontwide != NUL) 986 { 987 for (p = p_guifontwide; *p != NUL; ) 988 { 989 /* Isolate one comma separated font name. */ 990 (void)copy_option_part(&p, font_name, FONTLEN, ","); 991 font = gui_mch_get_font(font_name, FALSE); 992 if (font != NOFONT) 993 break; 994 } 995 if (font == NOFONT) 996 return FAIL; 997 } 998 999 gui_mch_free_font(gui.wide_font); 1000 #ifdef FEAT_GUI_GTK 1001 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */ 1002 if (font != NOFONT && gui.norm_font != NOFONT 1003 && pango_font_description_equal(font, gui.norm_font)) 1004 { 1005 gui.wide_font = NOFONT; 1006 gui_mch_free_font(font); 1007 } 1008 else 1009 #endif 1010 gui.wide_font = font; 1011 return OK; 1012 } 1013 #endif 1014 1015 void 1016 gui_set_cursor(row, col) 1017 int row; 1018 int col; 1019 { 1020 gui.row = row; 1021 gui.col = col; 1022 } 1023 1024 /* 1025 * gui_check_pos - check if the cursor is on the screen. 1026 */ 1027 static void 1028 gui_check_pos() 1029 { 1030 if (gui.row >= screen_Rows) 1031 gui.row = screen_Rows - 1; 1032 if (gui.col >= screen_Columns) 1033 gui.col = screen_Columns - 1; 1034 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) 1035 gui.cursor_is_valid = FALSE; 1036 } 1037 1038 /* 1039 * Redraw the cursor if necessary or when forced. 1040 * Careful: The contents of ScreenLines[] must match what is on the screen, 1041 * otherwise this goes wrong. May need to call out_flush() first. 1042 */ 1043 void 1044 gui_update_cursor(force, clear_selection) 1045 int force; /* when TRUE, update even when not moved */ 1046 int clear_selection;/* clear selection under cursor */ 1047 { 1048 int cur_width = 0; 1049 int cur_height = 0; 1050 int old_hl_mask; 1051 int idx; 1052 int id; 1053 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */ 1054 int cattr; /* cursor attributes */ 1055 int attr; 1056 attrentry_T *aep = NULL; 1057 1058 /* Don't update the cursor when halfway busy scrolling or the screen size 1059 * doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. */ 1060 if (!can_update_cursor || screen_Columns != gui.num_cols 1061 || screen_Rows != gui.num_rows) 1062 return; 1063 1064 gui_check_pos(); 1065 if (!gui.cursor_is_valid || force 1066 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1067 { 1068 gui_undraw_cursor(); 1069 if (gui.row < 0) 1070 return; 1071 #ifdef USE_IM_CONTROL 1072 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1073 im_set_position(gui.row, gui.col); 1074 #endif 1075 gui.cursor_row = gui.row; 1076 gui.cursor_col = gui.col; 1077 1078 /* Only write to the screen after ScreenLines[] has been initialized */ 1079 if (!screen_cleared || ScreenLines == NULL) 1080 return; 1081 1082 /* Clear the selection if we are about to write over it */ 1083 if (clear_selection) 1084 clip_may_clear_selection(gui.row, gui.row); 1085 /* Check that the cursor is inside the shell (resizing may have made 1086 * it invalid) */ 1087 if (gui.row >= screen_Rows || gui.col >= screen_Columns) 1088 return; 1089 1090 gui.cursor_is_valid = TRUE; 1091 1092 /* 1093 * How the cursor is drawn depends on the current mode. 1094 */ 1095 idx = get_shape_idx(FALSE); 1096 if (State & LANGMAP) 1097 id = shape_table[idx].id_lm; 1098 else 1099 id = shape_table[idx].id; 1100 1101 /* get the colors and attributes for the cursor. Default is inverted */ 1102 cfg = INVALCOLOR; 1103 cbg = INVALCOLOR; 1104 cattr = HL_INVERSE; 1105 gui_mch_set_blinking(shape_table[idx].blinkwait, 1106 shape_table[idx].blinkon, 1107 shape_table[idx].blinkoff); 1108 if (id > 0) 1109 { 1110 cattr = syn_id2colors(id, &cfg, &cbg); 1111 #if defined(USE_IM_CONTROL) || defined(FEAT_HANGULIN) 1112 { 1113 static int iid; 1114 guicolor_T fg, bg; 1115 1116 if ( 1117 # if defined(FEAT_GUI_GTK) && !defined(FEAT_HANGULIN) 1118 preedit_get_status() 1119 # else 1120 im_get_status() 1121 # endif 1122 ) 1123 { 1124 iid = syn_name2id((char_u *)"CursorIM"); 1125 if (iid > 0) 1126 { 1127 syn_id2colors(iid, &fg, &bg); 1128 if (bg != INVALCOLOR) 1129 cbg = bg; 1130 if (fg != INVALCOLOR) 1131 cfg = fg; 1132 } 1133 } 1134 } 1135 #endif 1136 } 1137 1138 /* 1139 * Get the attributes for the character under the cursor. 1140 * When no cursor color was given, use the character color. 1141 */ 1142 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1143 if (attr > HL_ALL) 1144 aep = syn_gui_attr2entry(attr); 1145 if (aep != NULL) 1146 { 1147 attr = aep->ae_attr; 1148 if (cfg == INVALCOLOR) 1149 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1150 : aep->ae_u.gui.fg_color); 1151 if (cbg == INVALCOLOR) 1152 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1153 : aep->ae_u.gui.bg_color); 1154 } 1155 if (cfg == INVALCOLOR) 1156 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; 1157 if (cbg == INVALCOLOR) 1158 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; 1159 1160 #ifdef FEAT_XIM 1161 if (aep != NULL) 1162 { 1163 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1164 : aep->ae_u.gui.bg_color); 1165 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1166 : aep->ae_u.gui.fg_color); 1167 if (xim_bg_color == INVALCOLOR) 1168 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1169 : gui.back_pixel; 1170 if (xim_fg_color == INVALCOLOR) 1171 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1172 : gui.norm_pixel; 1173 } 1174 else 1175 { 1176 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1177 : gui.back_pixel; 1178 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1179 : gui.norm_pixel; 1180 } 1181 #endif 1182 1183 attr &= ~HL_INVERSE; 1184 if (cattr & HL_INVERSE) 1185 { 1186 cc = cbg; 1187 cbg = cfg; 1188 cfg = cc; 1189 } 1190 cattr &= ~HL_INVERSE; 1191 1192 /* 1193 * When we don't have window focus, draw a hollow cursor. 1194 */ 1195 if (!gui.in_focus) 1196 { 1197 gui_mch_draw_hollow_cursor(cbg); 1198 return; 1199 } 1200 1201 old_hl_mask = gui.highlight_mask; 1202 if (shape_table[idx].shape == SHAPE_BLOCK 1203 #ifdef FEAT_HANGULIN 1204 || composing_hangul 1205 #endif 1206 ) 1207 { 1208 /* 1209 * Draw the text character with the cursor colors. Use the 1210 * character attributes plus the cursor attributes. 1211 */ 1212 gui.highlight_mask = (cattr | attr); 1213 #ifdef FEAT_HANGULIN 1214 if (composing_hangul) 1215 (void)gui_outstr_nowrap(composing_hangul_buffer, 2, 1216 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1217 else 1218 #endif 1219 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1220 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1221 } 1222 else 1223 { 1224 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1225 int col_off = FALSE; 1226 #endif 1227 /* 1228 * First draw the partial cursor, then overwrite with the text 1229 * character, using a transparent background. 1230 */ 1231 if (shape_table[idx].shape == SHAPE_VER) 1232 { 1233 cur_height = gui.char_height; 1234 cur_width = (gui.char_width * shape_table[idx].percentage 1235 + 99) / 100; 1236 } 1237 else 1238 { 1239 cur_height = (gui.char_height * shape_table[idx].percentage 1240 + 99) / 100; 1241 cur_width = gui.char_width; 1242 } 1243 #ifdef FEAT_MBYTE 1244 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col, 1245 LineOffset[gui.row] + screen_Columns) > 1) 1246 { 1247 /* Double wide character. */ 1248 if (shape_table[idx].shape != SHAPE_VER) 1249 cur_width += gui.char_width; 1250 # ifdef FEAT_RIGHTLEFT 1251 if (CURSOR_BAR_RIGHT) 1252 { 1253 /* gui.col points to the left halve of the character but 1254 * the vertical line needs to be on the right halve. 1255 * A double-wide horizontal line is also drawn from the 1256 * right halve in gui_mch_draw_part_cursor(). */ 1257 col_off = TRUE; 1258 ++gui.col; 1259 } 1260 # endif 1261 } 1262 #endif 1263 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); 1264 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1265 if (col_off) 1266 --gui.col; 1267 #endif 1268 1269 #ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */ 1270 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1271 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1272 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, 1273 (guicolor_T)0, (guicolor_T)0, 0); 1274 #endif 1275 } 1276 gui.highlight_mask = old_hl_mask; 1277 } 1278 } 1279 1280 #if defined(FEAT_MENU) || defined(PROTO) 1281 void 1282 gui_position_menu() 1283 { 1284 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) 1285 if (gui.menu_is_active && gui.in_use) 1286 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); 1287 # endif 1288 } 1289 #endif 1290 1291 /* 1292 * Position the various GUI components (text area, menu). The vertical 1293 * scrollbars are NOT handled here. See gui_update_scrollbars(). 1294 */ 1295 static void 1296 gui_position_components(total_width) 1297 int total_width UNUSED; 1298 { 1299 int text_area_x; 1300 int text_area_y; 1301 int text_area_width; 1302 int text_area_height; 1303 1304 /* avoid that moving components around generates events */ 1305 ++hold_gui_events; 1306 1307 text_area_x = 0; 1308 if (gui.which_scrollbars[SBAR_LEFT]) 1309 text_area_x += gui.scrollbar_width; 1310 1311 text_area_y = 0; 1312 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) 1313 gui.menu_width = total_width; 1314 if (gui.menu_is_active) 1315 text_area_y += gui.menu_height; 1316 #endif 1317 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) 1318 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1319 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 1320 #endif 1321 1322 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1323 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC)) 1324 if (gui_has_tabline()) 1325 text_area_y += gui.tabline_height; 1326 #endif 1327 1328 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 1329 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1330 { 1331 # ifdef FEAT_GUI_ATHENA 1332 gui_mch_set_toolbar_pos(0, text_area_y, 1333 gui.menu_width, gui.toolbar_height); 1334 # endif 1335 text_area_y += gui.toolbar_height; 1336 } 1337 #endif 1338 1339 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; 1340 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; 1341 1342 gui_mch_set_text_area_pos(text_area_x, 1343 text_area_y, 1344 text_area_width, 1345 text_area_height 1346 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1347 + xim_get_status_area_height() 1348 #endif 1349 ); 1350 #ifdef FEAT_MENU 1351 gui_position_menu(); 1352 #endif 1353 if (gui.which_scrollbars[SBAR_BOTTOM]) 1354 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, 1355 text_area_x, 1356 text_area_y + text_area_height, 1357 text_area_width, 1358 gui.scrollbar_height); 1359 gui.left_sbar_x = 0; 1360 gui.right_sbar_x = text_area_x + text_area_width; 1361 1362 --hold_gui_events; 1363 } 1364 1365 /* 1366 * Get the width of the widgets and decorations to the side of the text area. 1367 */ 1368 int 1369 gui_get_base_width() 1370 { 1371 int base_width; 1372 1373 base_width = 2 * gui.border_offset; 1374 if (gui.which_scrollbars[SBAR_LEFT]) 1375 base_width += gui.scrollbar_width; 1376 if (gui.which_scrollbars[SBAR_RIGHT]) 1377 base_width += gui.scrollbar_width; 1378 return base_width; 1379 } 1380 1381 /* 1382 * Get the height of the widgets and decorations above and below the text area. 1383 */ 1384 int 1385 gui_get_base_height() 1386 { 1387 int base_height; 1388 1389 base_height = 2 * gui.border_offset; 1390 if (gui.which_scrollbars[SBAR_BOTTOM]) 1391 base_height += gui.scrollbar_height; 1392 #ifdef FEAT_GUI_GTK 1393 /* We can't take the sizes properly into account until anything is 1394 * realized. Therefore we recalculate all the values here just before 1395 * setting the size. (--mdcki) */ 1396 #else 1397 # ifdef FEAT_MENU 1398 if (gui.menu_is_active) 1399 base_height += gui.menu_height; 1400 # endif 1401 # ifdef FEAT_TOOLBAR 1402 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1403 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) 1404 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); 1405 # else 1406 base_height += gui.toolbar_height; 1407 # endif 1408 # endif 1409 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1410 || defined(FEAT_GUI_MOTIF)) 1411 if (gui_has_tabline()) 1412 base_height += gui.tabline_height; 1413 # endif 1414 # ifdef FEAT_FOOTER 1415 if (vim_strchr(p_go, GO_FOOTER) != NULL) 1416 base_height += gui.footer_height; 1417 # endif 1418 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 1419 base_height += gui_mch_text_area_extra_height(); 1420 # endif 1421 #endif 1422 return base_height; 1423 } 1424 1425 /* 1426 * Should be called after the GUI shell has been resized. Its arguments are 1427 * the new width and height of the shell in pixels. 1428 */ 1429 void 1430 gui_resize_shell(pixel_width, pixel_height) 1431 int pixel_width; 1432 int pixel_height; 1433 { 1434 static int busy = FALSE; 1435 1436 if (!gui.shell_created) /* ignore when still initializing */ 1437 return; 1438 1439 /* 1440 * Can't resize the screen while it is being redrawn. Remember the new 1441 * size and handle it later. 1442 */ 1443 if (updating_screen || busy) 1444 { 1445 new_pixel_width = pixel_width; 1446 new_pixel_height = pixel_height; 1447 return; 1448 } 1449 1450 again: 1451 busy = TRUE; 1452 1453 /* Flush pending output before redrawing */ 1454 out_flush(); 1455 1456 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; 1457 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height; 1458 1459 gui_position_components(pixel_width); 1460 1461 gui_reset_scroll_region(); 1462 /* 1463 * At the "more" and ":confirm" prompt there is no redraw, put the cursor 1464 * at the last line here (why does it have to be one row too low?). 1465 */ 1466 if (State == ASKMORE || State == CONFIRM) 1467 gui.row = gui.num_rows; 1468 1469 /* Only comparing Rows and Columns may be sufficient, but let's stay on 1470 * the safe side. */ 1471 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns 1472 || gui.num_rows != Rows || gui.num_cols != Columns) 1473 shell_resized(); 1474 1475 gui_update_scrollbars(TRUE); 1476 gui_update_cursor(FALSE, TRUE); 1477 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1478 xim_set_status_area(); 1479 #endif 1480 1481 busy = FALSE; 1482 1483 /* 1484 * We could have been called again while redrawing the screen. 1485 * Need to do it all again with the latest size then. 1486 */ 1487 if (new_pixel_height) 1488 { 1489 pixel_width = new_pixel_width; 1490 pixel_height = new_pixel_height; 1491 new_pixel_width = 0; 1492 new_pixel_height = 0; 1493 goto again; 1494 } 1495 } 1496 1497 /* 1498 * Check if gui_resize_shell() must be called. 1499 */ 1500 void 1501 gui_may_resize_shell() 1502 { 1503 int h, w; 1504 1505 if (new_pixel_height) 1506 { 1507 /* careful: gui_resize_shell() may postpone the resize again if we 1508 * were called indirectly by it */ 1509 w = new_pixel_width; 1510 h = new_pixel_height; 1511 new_pixel_width = 0; 1512 new_pixel_height = 0; 1513 gui_resize_shell(w, h); 1514 } 1515 } 1516 1517 int 1518 gui_get_shellsize() 1519 { 1520 Rows = gui.num_rows; 1521 Columns = gui.num_cols; 1522 return OK; 1523 } 1524 1525 /* 1526 * Set the size of the Vim shell according to Rows and Columns. 1527 * If "fit_to_display" is TRUE then the size may be reduced to fit the window 1528 * on the screen. 1529 */ 1530 void 1531 gui_set_shellsize(mustset, fit_to_display, direction) 1532 int mustset UNUSED; /* set by the user */ 1533 int fit_to_display; 1534 int direction; /* RESIZE_HOR, RESIZE_VER */ 1535 { 1536 int base_width; 1537 int base_height; 1538 int width; 1539 int height; 1540 int min_width; 1541 int min_height; 1542 int screen_w; 1543 int screen_h; 1544 #ifdef FEAT_GUI_GTK 1545 int un_maximize = mustset; 1546 int did_adjust = 0; 1547 #endif 1548 int x = -1, y = -1; 1549 1550 if (!gui.shell_created) 1551 return; 1552 1553 #if defined(MSWIN) || defined(FEAT_GUI_GTK) 1554 /* If not setting to a user specified size and maximized, calculate the 1555 * number of characters that fit in the maximized window. */ 1556 if (!mustset && gui_mch_maximized()) 1557 { 1558 gui_mch_newfont(); 1559 return; 1560 } 1561 #endif 1562 1563 base_width = gui_get_base_width(); 1564 base_height = gui_get_base_height(); 1565 if (fit_to_display) 1566 /* Remember the original window position. */ 1567 gui_mch_get_winpos(&x, &y); 1568 1569 #ifdef USE_SUN_WORKSHOP 1570 if (!mustset && usingSunWorkShop 1571 && workshop_get_width_height(&width, &height)) 1572 { 1573 Columns = (width - base_width + gui.char_width - 1) / gui.char_width; 1574 Rows = (height - base_height + gui.char_height - 1) / gui.char_height; 1575 } 1576 else 1577 #endif 1578 { 1579 width = Columns * gui.char_width + base_width; 1580 height = Rows * gui.char_height + base_height; 1581 } 1582 1583 if (fit_to_display) 1584 { 1585 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1586 if ((direction & RESIZE_HOR) && width > screen_w) 1587 { 1588 Columns = (screen_w - base_width) / gui.char_width; 1589 if (Columns < MIN_COLUMNS) 1590 Columns = MIN_COLUMNS; 1591 width = Columns * gui.char_width + base_width; 1592 #ifdef FEAT_GUI_GTK 1593 ++did_adjust; 1594 #endif 1595 } 1596 if ((direction & RESIZE_VERT) && height > screen_h) 1597 { 1598 Rows = (screen_h - base_height) / gui.char_height; 1599 check_shellsize(); 1600 height = Rows * gui.char_height + base_height; 1601 #ifdef FEAT_GUI_GTK 1602 ++did_adjust; 1603 #endif 1604 } 1605 #ifdef FEAT_GUI_GTK 1606 if (did_adjust == 2 || (width + gui.char_width >= screen_w 1607 && height + gui.char_height >= screen_h)) 1608 /* don't unmaximize if at maximum size */ 1609 un_maximize = FALSE; 1610 #endif 1611 } 1612 gui.num_cols = Columns; 1613 gui.num_rows = Rows; 1614 1615 min_width = base_width + MIN_COLUMNS * gui.char_width; 1616 min_height = base_height + MIN_LINES * gui.char_height; 1617 #ifdef FEAT_WINDOWS 1618 min_height += tabline_height() * gui.char_height; 1619 #endif 1620 1621 #ifdef FEAT_GUI_GTK 1622 if (un_maximize) 1623 { 1624 /* If the window size is smaller than the screen unmaximize the 1625 * window, otherwise resizing won't work. */ 1626 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1627 if ((width + gui.char_width < screen_w 1628 || height + gui.char_height * 2 < screen_h) 1629 && gui_mch_maximized()) 1630 gui_mch_unmaximize(); 1631 } 1632 #endif 1633 1634 gui_mch_set_shellsize(width, height, min_width, min_height, 1635 base_width, base_height, direction); 1636 1637 if (fit_to_display && x >= 0 && y >= 0) 1638 { 1639 /* Some window managers put the Vim window left of/above the screen. 1640 * Only change the position if it wasn't already negative before 1641 * (happens on MS-Windows with a secondary monitor). */ 1642 gui_mch_update(); 1643 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) 1644 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); 1645 } 1646 1647 gui_position_components(width); 1648 gui_update_scrollbars(TRUE); 1649 gui_reset_scroll_region(); 1650 } 1651 1652 /* 1653 * Called when Rows and/or Columns has changed. 1654 */ 1655 void 1656 gui_new_shellsize() 1657 { 1658 gui_reset_scroll_region(); 1659 } 1660 1661 /* 1662 * Make scroll region cover whole screen. 1663 */ 1664 void 1665 gui_reset_scroll_region() 1666 { 1667 gui.scroll_region_top = 0; 1668 gui.scroll_region_bot = gui.num_rows - 1; 1669 gui.scroll_region_left = 0; 1670 gui.scroll_region_right = gui.num_cols - 1; 1671 } 1672 1673 void 1674 gui_start_highlight(mask) 1675 int mask; 1676 { 1677 if (mask > HL_ALL) /* highlight code */ 1678 gui.highlight_mask = mask; 1679 else /* mask */ 1680 gui.highlight_mask |= mask; 1681 } 1682 1683 void 1684 gui_stop_highlight(mask) 1685 int mask; 1686 { 1687 if (mask > HL_ALL) /* highlight code */ 1688 gui.highlight_mask = HL_NORMAL; 1689 else /* mask */ 1690 gui.highlight_mask &= ~mask; 1691 } 1692 1693 /* 1694 * Clear a rectangular region of the screen from text pos (row1, col1) to 1695 * (row2, col2) inclusive. 1696 */ 1697 void 1698 gui_clear_block(row1, col1, row2, col2) 1699 int row1; 1700 int col1; 1701 int row2; 1702 int col2; 1703 { 1704 /* Clear the selection if we are about to write over it */ 1705 clip_may_clear_selection(row1, row2); 1706 1707 gui_mch_clear_block(row1, col1, row2, col2); 1708 1709 /* Invalidate cursor if it was in this block */ 1710 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 1711 && gui.cursor_col >= col1 && gui.cursor_col <= col2) 1712 gui.cursor_is_valid = FALSE; 1713 } 1714 1715 /* 1716 * Write code to update the cursor later. This avoids the need to flush the 1717 * output buffer before calling gui_update_cursor(). 1718 */ 1719 void 1720 gui_update_cursor_later() 1721 { 1722 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); 1723 } 1724 1725 void 1726 gui_write(s, len) 1727 char_u *s; 1728 int len; 1729 { 1730 char_u *p; 1731 int arg1 = 0, arg2 = 0; 1732 int force_cursor = FALSE; /* force cursor update */ 1733 int force_scrollbar = FALSE; 1734 static win_T *old_curwin = NULL; 1735 1736 /* #define DEBUG_GUI_WRITE */ 1737 #ifdef DEBUG_GUI_WRITE 1738 { 1739 int i; 1740 char_u *str; 1741 1742 printf("gui_write(%d):\n ", len); 1743 for (i = 0; i < len; i++) 1744 if (s[i] == ESC) 1745 { 1746 if (i != 0) 1747 printf("\n "); 1748 printf("<ESC>"); 1749 } 1750 else 1751 { 1752 str = transchar_byte(s[i]); 1753 if (str[0] && str[1]) 1754 printf("<%s>", (char *)str); 1755 else 1756 printf("%s", (char *)str); 1757 } 1758 printf("\n"); 1759 } 1760 #endif 1761 while (len) 1762 { 1763 if (s[0] == ESC && s[1] == '|') 1764 { 1765 p = s + 2; 1766 if (VIM_ISDIGIT(*p)) 1767 { 1768 arg1 = getdigits(&p); 1769 if (p > s + len) 1770 break; 1771 if (*p == ';') 1772 { 1773 ++p; 1774 arg2 = getdigits(&p); 1775 if (p > s + len) 1776 break; 1777 } 1778 } 1779 switch (*p) 1780 { 1781 case 'C': /* Clear screen */ 1782 clip_scroll_selection(9999); 1783 gui_mch_clear_all(); 1784 gui.cursor_is_valid = FALSE; 1785 force_scrollbar = TRUE; 1786 break; 1787 case 'M': /* Move cursor */ 1788 gui_set_cursor(arg1, arg2); 1789 break; 1790 case 's': /* force cursor (shape) update */ 1791 force_cursor = TRUE; 1792 break; 1793 case 'R': /* Set scroll region */ 1794 if (arg1 < arg2) 1795 { 1796 gui.scroll_region_top = arg1; 1797 gui.scroll_region_bot = arg2; 1798 } 1799 else 1800 { 1801 gui.scroll_region_top = arg2; 1802 gui.scroll_region_bot = arg1; 1803 } 1804 break; 1805 #ifdef FEAT_VERTSPLIT 1806 case 'V': /* Set vertical scroll region */ 1807 if (arg1 < arg2) 1808 { 1809 gui.scroll_region_left = arg1; 1810 gui.scroll_region_right = arg2; 1811 } 1812 else 1813 { 1814 gui.scroll_region_left = arg2; 1815 gui.scroll_region_right = arg1; 1816 } 1817 break; 1818 #endif 1819 case 'd': /* Delete line */ 1820 gui_delete_lines(gui.row, 1); 1821 break; 1822 case 'D': /* Delete lines */ 1823 gui_delete_lines(gui.row, arg1); 1824 break; 1825 case 'i': /* Insert line */ 1826 gui_insert_lines(gui.row, 1); 1827 break; 1828 case 'I': /* Insert lines */ 1829 gui_insert_lines(gui.row, arg1); 1830 break; 1831 case '$': /* Clear to end-of-line */ 1832 gui_clear_block(gui.row, gui.col, gui.row, 1833 (int)Columns - 1); 1834 break; 1835 case 'h': /* Turn on highlighting */ 1836 gui_start_highlight(arg1); 1837 break; 1838 case 'H': /* Turn off highlighting */ 1839 gui_stop_highlight(arg1); 1840 break; 1841 case 'f': /* flash the window (visual bell) */ 1842 gui_mch_flash(arg1 == 0 ? 20 : arg1); 1843 break; 1844 default: 1845 p = s + 1; /* Skip the ESC */ 1846 break; 1847 } 1848 len -= (int)(++p - s); 1849 s = p; 1850 } 1851 else if ( 1852 #ifdef EBCDIC 1853 CtrlChar(s[0]) != 0 /* Ctrl character */ 1854 #else 1855 s[0] < 0x20 /* Ctrl character */ 1856 #endif 1857 #ifdef FEAT_SIGN_ICONS 1858 && s[0] != SIGN_BYTE 1859 # ifdef FEAT_NETBEANS_INTG 1860 && s[0] != MULTISIGN_BYTE 1861 # endif 1862 #endif 1863 ) 1864 { 1865 if (s[0] == '\n') /* NL */ 1866 { 1867 gui.col = 0; 1868 if (gui.row < gui.scroll_region_bot) 1869 gui.row++; 1870 else 1871 gui_delete_lines(gui.scroll_region_top, 1); 1872 } 1873 else if (s[0] == '\r') /* CR */ 1874 { 1875 gui.col = 0; 1876 } 1877 else if (s[0] == '\b') /* Backspace */ 1878 { 1879 if (gui.col) 1880 --gui.col; 1881 } 1882 else if (s[0] == Ctrl_L) /* cursor-right */ 1883 { 1884 ++gui.col; 1885 } 1886 else if (s[0] == Ctrl_G) /* Beep */ 1887 { 1888 gui_mch_beep(); 1889 } 1890 /* Other Ctrl character: shouldn't happen! */ 1891 1892 --len; /* Skip this char */ 1893 ++s; 1894 } 1895 else 1896 { 1897 p = s; 1898 while (len > 0 && ( 1899 #ifdef EBCDIC 1900 CtrlChar(*p) == 0 1901 #else 1902 *p >= 0x20 1903 #endif 1904 #ifdef FEAT_SIGN_ICONS 1905 || *p == SIGN_BYTE 1906 # ifdef FEAT_NETBEANS_INTG 1907 || *p == MULTISIGN_BYTE 1908 # endif 1909 #endif 1910 )) 1911 { 1912 len--; 1913 p++; 1914 } 1915 gui_outstr(s, (int)(p - s)); 1916 s = p; 1917 } 1918 } 1919 1920 /* Postponed update of the cursor (won't work if "can_update_cursor" isn't 1921 * set). */ 1922 if (force_cursor) 1923 gui_update_cursor(TRUE, TRUE); 1924 1925 /* When switching to another window the dragging must have stopped. 1926 * Required for GTK, dragged_sb isn't reset. */ 1927 if (old_curwin != curwin) 1928 gui.dragged_sb = SBAR_NONE; 1929 1930 /* Update the scrollbars after clearing the screen or when switched 1931 * to another window. 1932 * Update the horizontal scrollbar always, it's difficult to check all 1933 * situations where it might change. */ 1934 if (force_scrollbar || old_curwin != curwin) 1935 gui_update_scrollbars(force_scrollbar); 1936 else 1937 gui_update_horiz_scrollbar(FALSE); 1938 old_curwin = curwin; 1939 1940 /* 1941 * We need to make sure this is cleared since Athena doesn't tell us when 1942 * he is done dragging. Do the same for GTK. 1943 */ 1944 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 1945 gui.dragged_sb = SBAR_NONE; 1946 #endif 1947 1948 gui_mch_flush(); /* In case vim decides to take a nap */ 1949 } 1950 1951 /* 1952 * When ScreenLines[] is invalid, updating the cursor should not be done, it 1953 * produces wrong results. Call gui_dont_update_cursor() before that code and 1954 * gui_can_update_cursor() afterwards. 1955 */ 1956 void 1957 gui_dont_update_cursor() 1958 { 1959 if (gui.in_use) 1960 { 1961 /* Undraw the cursor now, we probably can't do it after the change. */ 1962 gui_undraw_cursor(); 1963 can_update_cursor = FALSE; 1964 } 1965 } 1966 1967 void 1968 gui_can_update_cursor() 1969 { 1970 can_update_cursor = TRUE; 1971 /* No need to update the cursor right now, there is always more output 1972 * after scrolling. */ 1973 } 1974 1975 static void 1976 gui_outstr(s, len) 1977 char_u *s; 1978 int len; 1979 { 1980 int this_len; 1981 #ifdef FEAT_MBYTE 1982 int cells; 1983 #endif 1984 1985 if (len == 0) 1986 return; 1987 1988 if (len < 0) 1989 len = (int)STRLEN(s); 1990 1991 while (len > 0) 1992 { 1993 #ifdef FEAT_MBYTE 1994 if (has_mbyte) 1995 { 1996 /* Find out how many chars fit in the current line. */ 1997 cells = 0; 1998 for (this_len = 0; this_len < len; ) 1999 { 2000 cells += (*mb_ptr2cells)(s + this_len); 2001 if (gui.col + cells > Columns) 2002 break; 2003 this_len += (*mb_ptr2len)(s + this_len); 2004 } 2005 if (this_len > len) 2006 this_len = len; /* don't include following composing char */ 2007 } 2008 else 2009 #endif 2010 if (gui.col + len > Columns) 2011 this_len = Columns - gui.col; 2012 else 2013 this_len = len; 2014 2015 (void)gui_outstr_nowrap(s, this_len, 2016 0, (guicolor_T)0, (guicolor_T)0, 0); 2017 s += this_len; 2018 len -= this_len; 2019 #ifdef FEAT_MBYTE 2020 /* fill up for a double-width char that doesn't fit. */ 2021 if (len > 0 && gui.col < Columns) 2022 (void)gui_outstr_nowrap((char_u *)" ", 1, 2023 0, (guicolor_T)0, (guicolor_T)0, 0); 2024 #endif 2025 /* The cursor may wrap to the next line. */ 2026 if (gui.col >= Columns) 2027 { 2028 gui.col = 0; 2029 gui.row++; 2030 } 2031 } 2032 } 2033 2034 /* 2035 * Output one character (may be one or two display cells). 2036 * Caller must check for valid "off". 2037 * Returns FAIL or OK, just like gui_outstr_nowrap(). 2038 */ 2039 static int 2040 gui_screenchar(off, flags, fg, bg, back) 2041 int off; /* Offset from start of screen */ 2042 int flags; 2043 guicolor_T fg, bg; /* colors for cursor */ 2044 int back; /* backup this many chars when using bold trick */ 2045 { 2046 #ifdef FEAT_MBYTE 2047 char_u buf[MB_MAXBYTES + 1]; 2048 2049 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */ 2050 if (enc_utf8 && ScreenLines[off] == 0) 2051 return OK; 2052 2053 if (enc_utf8 && ScreenLinesUC[off] != 0) 2054 /* Draw UTF-8 multi-byte character. */ 2055 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), 2056 flags, fg, bg, back); 2057 2058 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2059 { 2060 buf[0] = ScreenLines[off]; 2061 buf[1] = ScreenLines2[off]; 2062 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); 2063 } 2064 2065 /* Draw non-multi-byte character or DBCS character. */ 2066 return gui_outstr_nowrap(ScreenLines + off, 2067 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, 2068 flags, fg, bg, back); 2069 #else 2070 return gui_outstr_nowrap(ScreenLines + off, 1, flags, fg, bg, back); 2071 #endif 2072 } 2073 2074 #ifdef FEAT_GUI_GTK 2075 /* 2076 * Output the string at the given screen position. This is used in place 2077 * of gui_screenchar() where possible because Pango needs as much context 2078 * as possible to work nicely. It's a lot faster as well. 2079 */ 2080 static int 2081 gui_screenstr(off, len, flags, fg, bg, back) 2082 int off; /* Offset from start of screen */ 2083 int len; /* string length in screen cells */ 2084 int flags; 2085 guicolor_T fg, bg; /* colors for cursor */ 2086 int back; /* backup this many chars when using bold trick */ 2087 { 2088 char_u *buf; 2089 int outlen = 0; 2090 int i; 2091 int retval; 2092 2093 if (len <= 0) /* "cannot happen"? */ 2094 return OK; 2095 2096 if (enc_utf8) 2097 { 2098 buf = alloc((unsigned)(len * MB_MAXBYTES + 1)); 2099 if (buf == NULL) 2100 return OK; /* not much we could do here... */ 2101 2102 for (i = off; i < off + len; ++i) 2103 { 2104 if (ScreenLines[i] == 0) 2105 continue; /* skip second half of double-width char */ 2106 2107 if (ScreenLinesUC[i] == 0) 2108 buf[outlen++] = ScreenLines[i]; 2109 else 2110 outlen += utfc_char2bytes(i, buf + outlen); 2111 } 2112 2113 buf[outlen] = NUL; /* only to aid debugging */ 2114 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2115 vim_free(buf); 2116 2117 return retval; 2118 } 2119 else if (enc_dbcs == DBCS_JPNU) 2120 { 2121 buf = alloc((unsigned)(len * 2 + 1)); 2122 if (buf == NULL) 2123 return OK; /* not much we could do here... */ 2124 2125 for (i = off; i < off + len; ++i) 2126 { 2127 buf[outlen++] = ScreenLines[i]; 2128 2129 /* handle double-byte single-width char */ 2130 if (ScreenLines[i] == 0x8e) 2131 buf[outlen++] = ScreenLines2[i]; 2132 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) 2133 buf[outlen++] = ScreenLines[++i]; 2134 } 2135 2136 buf[outlen] = NUL; /* only to aid debugging */ 2137 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2138 vim_free(buf); 2139 2140 return retval; 2141 } 2142 else 2143 { 2144 return gui_outstr_nowrap(&ScreenLines[off], len, 2145 flags, fg, bg, back); 2146 } 2147 } 2148 #endif /* FEAT_GUI_GTK */ 2149 2150 /* 2151 * Output the given string at the current cursor position. If the string is 2152 * too long to fit on the line, then it is truncated. 2153 * "flags": 2154 * GUI_MON_IS_CURSOR should only be used when this function is being called to 2155 * actually draw (an inverted) cursor. 2156 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent 2157 * background. 2158 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over 2159 * it. 2160 * Returns OK, unless "back" is non-zero and using the bold trick, then return 2161 * FAIL (the caller should start drawing "back" chars back). 2162 */ 2163 int 2164 gui_outstr_nowrap(s, len, flags, fg, bg, back) 2165 char_u *s; 2166 int len; 2167 int flags; 2168 guicolor_T fg, bg; /* colors for cursor */ 2169 int back; /* backup this many chars when using bold trick */ 2170 { 2171 long_u highlight_mask; 2172 long_u hl_mask_todo; 2173 guicolor_T fg_color; 2174 guicolor_T bg_color; 2175 guicolor_T sp_color; 2176 #if !defined(MSWIN16_FASTTEXT) && !defined(FEAT_GUI_GTK) 2177 GuiFont font = NOFONT; 2178 # ifdef FEAT_XFONTSET 2179 GuiFontset fontset = NOFONTSET; 2180 # endif 2181 #endif 2182 attrentry_T *aep = NULL; 2183 int draw_flags; 2184 int col = gui.col; 2185 #ifdef FEAT_SIGN_ICONS 2186 int draw_sign = FALSE; 2187 # ifdef FEAT_NETBEANS_INTG 2188 int multi_sign = FALSE; 2189 # endif 2190 #endif 2191 2192 if (len < 0) 2193 len = (int)STRLEN(s); 2194 if (len == 0) 2195 return OK; 2196 2197 #ifdef FEAT_SIGN_ICONS 2198 if (*s == SIGN_BYTE 2199 # ifdef FEAT_NETBEANS_INTG 2200 || *s == MULTISIGN_BYTE 2201 # endif 2202 ) 2203 { 2204 # ifdef FEAT_NETBEANS_INTG 2205 if (*s == MULTISIGN_BYTE) 2206 multi_sign = TRUE; 2207 # endif 2208 /* draw spaces instead */ 2209 s = (char_u *)" "; 2210 if (len == 1 && col > 0) 2211 --col; 2212 len = 2; 2213 draw_sign = TRUE; 2214 highlight_mask = 0; 2215 } 2216 else 2217 #endif 2218 if (gui.highlight_mask > HL_ALL) 2219 { 2220 aep = syn_gui_attr2entry(gui.highlight_mask); 2221 if (aep == NULL) /* highlighting not set */ 2222 highlight_mask = 0; 2223 else 2224 highlight_mask = aep->ae_attr; 2225 } 2226 else 2227 highlight_mask = gui.highlight_mask; 2228 hl_mask_todo = highlight_mask; 2229 2230 #if !defined(MSWIN16_FASTTEXT) && !defined(FEAT_GUI_GTK) 2231 /* Set the font */ 2232 if (aep != NULL && aep->ae_u.gui.font != NOFONT) 2233 font = aep->ae_u.gui.font; 2234 # ifdef FEAT_XFONTSET 2235 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) 2236 fontset = aep->ae_u.gui.fontset; 2237 # endif 2238 else 2239 { 2240 # ifdef FEAT_XFONTSET 2241 if (gui.fontset != NOFONTSET) 2242 fontset = gui.fontset; 2243 else 2244 # endif 2245 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2246 { 2247 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) 2248 { 2249 font = gui.boldital_font; 2250 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); 2251 } 2252 else if (gui.bold_font != NOFONT) 2253 { 2254 font = gui.bold_font; 2255 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); 2256 } 2257 else 2258 font = gui.norm_font; 2259 } 2260 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) 2261 { 2262 font = gui.ital_font; 2263 hl_mask_todo &= ~HL_ITALIC; 2264 } 2265 else 2266 font = gui.norm_font; 2267 } 2268 # ifdef FEAT_XFONTSET 2269 if (fontset != NOFONTSET) 2270 gui_mch_set_fontset(fontset); 2271 else 2272 # endif 2273 gui_mch_set_font(font); 2274 #endif 2275 2276 draw_flags = 0; 2277 2278 /* Set the color */ 2279 bg_color = gui.back_pixel; 2280 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) 2281 { 2282 draw_flags |= DRAW_CURSOR; 2283 fg_color = fg; 2284 bg_color = bg; 2285 sp_color = fg; 2286 } 2287 else if (aep != NULL) 2288 { 2289 fg_color = aep->ae_u.gui.fg_color; 2290 if (fg_color == INVALCOLOR) 2291 fg_color = gui.norm_pixel; 2292 bg_color = aep->ae_u.gui.bg_color; 2293 if (bg_color == INVALCOLOR) 2294 bg_color = gui.back_pixel; 2295 sp_color = aep->ae_u.gui.sp_color; 2296 if (sp_color == INVALCOLOR) 2297 sp_color = fg_color; 2298 } 2299 else 2300 { 2301 fg_color = gui.norm_pixel; 2302 sp_color = fg_color; 2303 } 2304 2305 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) 2306 { 2307 #if defined(AMIGA) 2308 gui_mch_set_colors(bg_color, fg_color); 2309 #else 2310 gui_mch_set_fg_color(bg_color); 2311 gui_mch_set_bg_color(fg_color); 2312 #endif 2313 } 2314 else 2315 { 2316 #if defined(AMIGA) 2317 gui_mch_set_colors(fg_color, bg_color); 2318 #else 2319 gui_mch_set_fg_color(fg_color); 2320 gui_mch_set_bg_color(bg_color); 2321 #endif 2322 } 2323 gui_mch_set_sp_color(sp_color); 2324 2325 /* Clear the selection if we are about to write over it */ 2326 if (!(flags & GUI_MON_NOCLEAR)) 2327 clip_may_clear_selection(gui.row, gui.row); 2328 2329 2330 #ifndef MSWIN16_FASTTEXT 2331 /* If there's no bold font, then fake it */ 2332 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2333 draw_flags |= DRAW_BOLD; 2334 #endif 2335 2336 /* 2337 * When drawing bold or italic characters the spill-over from the left 2338 * neighbor may be destroyed. Let the caller backup to start redrawing 2339 * just after a blank. 2340 */ 2341 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) 2342 return FAIL; 2343 2344 #if defined(FEAT_GUI_GTK) 2345 /* If there's no italic font, then fake it. 2346 * For GTK2, we don't need a different font for italic style. */ 2347 if (hl_mask_todo & HL_ITALIC) 2348 draw_flags |= DRAW_ITALIC; 2349 2350 /* Do we underline the text? */ 2351 if (hl_mask_todo & HL_UNDERLINE) 2352 draw_flags |= DRAW_UNDERL; 2353 #else 2354 /* Do we underline the text? */ 2355 if ((hl_mask_todo & HL_UNDERLINE) 2356 # ifndef MSWIN16_FASTTEXT 2357 || (hl_mask_todo & HL_ITALIC) 2358 # endif 2359 ) 2360 draw_flags |= DRAW_UNDERL; 2361 #endif 2362 /* Do we undercurl the text? */ 2363 if (hl_mask_todo & HL_UNDERCURL) 2364 draw_flags |= DRAW_UNDERC; 2365 2366 /* Do we draw transparently? */ 2367 if (flags & GUI_MON_TRS_CURSOR) 2368 draw_flags |= DRAW_TRANSP; 2369 2370 /* 2371 * Draw the text. 2372 */ 2373 #ifdef FEAT_GUI_GTK 2374 /* The value returned is the length in display cells */ 2375 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); 2376 #else 2377 # ifdef FEAT_MBYTE 2378 if (enc_utf8) 2379 { 2380 int start; /* index of bytes to be drawn */ 2381 int cells; /* cellwidth of bytes to be drawn */ 2382 int thislen; /* length of bytes to be drawin */ 2383 int cn; /* cellwidth of current char */ 2384 int i; /* index of current char */ 2385 int c; /* current char value */ 2386 int cl; /* byte length of current char */ 2387 int comping; /* current char is composing */ 2388 int scol = col; /* screen column */ 2389 int dowide; /* use 'guifontwide' */ 2390 2391 /* Break the string at a composing character, it has to be drawn on 2392 * top of the previous character. */ 2393 start = 0; 2394 cells = 0; 2395 for (i = 0; i < len; i += cl) 2396 { 2397 c = utf_ptr2char(s + i); 2398 cn = utf_char2cells(c); 2399 if (cn > 1 2400 # ifdef FEAT_XFONTSET 2401 && fontset == NOFONTSET 2402 # endif 2403 && gui.wide_font != NOFONT) 2404 dowide = TRUE; 2405 else 2406 dowide = FALSE; 2407 comping = utf_iscomposing(c); 2408 if (!comping) /* count cells from non-composing chars */ 2409 cells += cn; 2410 cl = utf_ptr2len(s + i); 2411 if (cl == 0) /* hit end of string */ 2412 len = i + cl; /* len must be wrong "cannot happen" */ 2413 2414 /* print the string so far if it's the last character or there is 2415 * a composing character. */ 2416 if (i + cl >= len || (comping && i > start) || dowide 2417 # if defined(FEAT_GUI_X11) 2418 || (cn > 1 2419 # ifdef FEAT_XFONTSET 2420 /* No fontset: At least draw char after wide char at 2421 * right position. */ 2422 && fontset == NOFONTSET 2423 # endif 2424 ) 2425 # endif 2426 ) 2427 { 2428 if (comping || dowide) 2429 thislen = i - start; 2430 else 2431 thislen = i - start + cl; 2432 if (thislen > 0) 2433 { 2434 gui_mch_draw_string(gui.row, scol, s + start, thislen, 2435 draw_flags); 2436 start += thislen; 2437 } 2438 scol += cells; 2439 cells = 0; 2440 if (dowide) 2441 { 2442 gui_mch_set_font(gui.wide_font); 2443 gui_mch_draw_string(gui.row, scol - cn, 2444 s + start, cl, draw_flags); 2445 gui_mch_set_font(font); 2446 start += cl; 2447 } 2448 2449 # if defined(FEAT_GUI_X11) 2450 /* No fontset: draw a space to fill the gap after a wide char 2451 * */ 2452 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 2453 # ifdef FEAT_XFONTSET 2454 && fontset == NOFONTSET 2455 # endif 2456 && !dowide) 2457 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 2458 1, draw_flags); 2459 # endif 2460 } 2461 /* Draw a composing char on top of the previous char. */ 2462 if (comping) 2463 { 2464 # if (defined(__APPLE_CC__) || defined(__MRC__)) && TARGET_API_MAC_CARBON 2465 /* Carbon ATSUI autodraws composing char over previous char */ 2466 gui_mch_draw_string(gui.row, scol, s + i, cl, 2467 draw_flags | DRAW_TRANSP); 2468 # else 2469 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, 2470 draw_flags | DRAW_TRANSP); 2471 # endif 2472 start = i + cl; 2473 } 2474 } 2475 /* The stuff below assumes "len" is the length in screen columns. */ 2476 len = scol - col; 2477 } 2478 else 2479 # endif 2480 { 2481 gui_mch_draw_string(gui.row, col, s, len, draw_flags); 2482 # ifdef FEAT_MBYTE 2483 if (enc_dbcs == DBCS_JPNU) 2484 { 2485 /* Get the length in display cells, this can be different from the 2486 * number of bytes for "euc-jp". */ 2487 len = mb_string2cells(s, len); 2488 } 2489 # endif 2490 } 2491 #endif /* !FEAT_GUI_GTK */ 2492 2493 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2494 gui.col = col + len; 2495 2496 /* May need to invert it when it's part of the selection. */ 2497 if (flags & GUI_MON_NOCLEAR) 2498 clip_may_redraw_selection(gui.row, col, len); 2499 2500 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2501 { 2502 /* Invalidate the old physical cursor position if we wrote over it */ 2503 if (gui.cursor_row == gui.row 2504 && gui.cursor_col >= col 2505 && gui.cursor_col < col + len) 2506 gui.cursor_is_valid = FALSE; 2507 } 2508 2509 #ifdef FEAT_SIGN_ICONS 2510 if (draw_sign) 2511 /* Draw the sign on top of the spaces. */ 2512 gui_mch_drawsign(gui.row, col, gui.highlight_mask); 2513 # if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_X11) \ 2514 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32)) 2515 if (multi_sign) 2516 netbeans_draw_multisign_indicator(gui.row); 2517 # endif 2518 #endif 2519 2520 return OK; 2521 } 2522 2523 /* 2524 * Un-draw the cursor. Actually this just redraws the character at the given 2525 * position. The character just before it too, for when it was in bold. 2526 */ 2527 void 2528 gui_undraw_cursor() 2529 { 2530 if (gui.cursor_is_valid) 2531 { 2532 #ifdef FEAT_HANGULIN 2533 if (composing_hangul 2534 && gui.col == gui.cursor_col && gui.row == gui.cursor_row) 2535 (void)gui_outstr_nowrap(composing_hangul_buffer, 2, 2536 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 2537 gui.norm_pixel, gui.back_pixel, 0); 2538 else 2539 { 2540 #endif 2541 if (gui_redraw_block(gui.cursor_row, gui.cursor_col, 2542 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR) 2543 && gui.cursor_col > 0) 2544 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1, 2545 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR); 2546 #ifdef FEAT_HANGULIN 2547 if (composing_hangul) 2548 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1, 2549 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR); 2550 } 2551 #endif 2552 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it 2553 * here in case it wasn't needed to undraw it. */ 2554 gui.cursor_is_valid = FALSE; 2555 } 2556 } 2557 2558 void 2559 gui_redraw(x, y, w, h) 2560 int x; 2561 int y; 2562 int w; 2563 int h; 2564 { 2565 int row1, col1, row2, col2; 2566 2567 row1 = Y_2_ROW(y); 2568 col1 = X_2_COL(x); 2569 row2 = Y_2_ROW(y + h - 1); 2570 col2 = X_2_COL(x + w - 1); 2571 2572 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); 2573 2574 /* 2575 * We may need to redraw the cursor, but don't take it upon us to change 2576 * its location after a scroll. 2577 * (maybe be more strict even and test col too?) 2578 * These things may be outside the update/clipping region and reality may 2579 * not reflect Vims internal ideas if these operations are clipped away. 2580 */ 2581 if (gui.row == gui.cursor_row) 2582 gui_update_cursor(TRUE, TRUE); 2583 } 2584 2585 /* 2586 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and 2587 * from col1 to col2 (inclusive). 2588 * Return TRUE when the character before the first drawn character has 2589 * different attributes (may have to be redrawn too). 2590 */ 2591 int 2592 gui_redraw_block(row1, col1, row2, col2, flags) 2593 int row1; 2594 int col1; 2595 int row2; 2596 int col2; 2597 int flags; /* flags for gui_outstr_nowrap() */ 2598 { 2599 int old_row, old_col; 2600 long_u old_hl_mask; 2601 int off; 2602 sattr_T first_attr; 2603 int idx, len; 2604 int back, nback; 2605 int retval = FALSE; 2606 #ifdef FEAT_MBYTE 2607 int orig_col1, orig_col2; 2608 #endif 2609 2610 /* Don't try to update when ScreenLines is not valid */ 2611 if (!screen_cleared || ScreenLines == NULL) 2612 return retval; 2613 2614 /* Don't try to draw outside the shell! */ 2615 /* Check everything, strange values may be caused by a big border width */ 2616 col1 = check_col(col1); 2617 col2 = check_col(col2); 2618 row1 = check_row(row1); 2619 row2 = check_row(row2); 2620 2621 /* Remember where our cursor was */ 2622 old_row = gui.row; 2623 old_col = gui.col; 2624 old_hl_mask = gui.highlight_mask; 2625 #ifdef FEAT_MBYTE 2626 orig_col1 = col1; 2627 orig_col2 = col2; 2628 #endif 2629 2630 for (gui.row = row1; gui.row <= row2; gui.row++) 2631 { 2632 #ifdef FEAT_MBYTE 2633 /* When only half of a double-wide character is in the block, include 2634 * the other half. */ 2635 col1 = orig_col1; 2636 col2 = orig_col2; 2637 off = LineOffset[gui.row]; 2638 if (enc_dbcs != 0) 2639 { 2640 if (col1 > 0) 2641 col1 -= dbcs_screen_head_off(ScreenLines + off, 2642 ScreenLines + off + col1); 2643 col2 += dbcs_screen_tail_off(ScreenLines + off, 2644 ScreenLines + off + col2); 2645 } 2646 else if (enc_utf8) 2647 { 2648 if (ScreenLines[off + col1] == 0) 2649 --col1; 2650 # ifdef FEAT_GUI_GTK 2651 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) 2652 ++col2; 2653 # endif 2654 } 2655 #endif 2656 gui.col = col1; 2657 off = LineOffset[gui.row] + gui.col; 2658 len = col2 - col1 + 1; 2659 2660 /* Find how many chars back this highlighting starts, or where a space 2661 * is. Needed for when the bold trick is used */ 2662 for (back = 0; back < col1; ++back) 2663 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] 2664 || ScreenLines[off - 1 - back] == ' ') 2665 break; 2666 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0 2667 && ScreenLines[off - 1] != ' '); 2668 2669 /* Break it up in strings of characters with the same attributes. */ 2670 /* Print UTF-8 characters individually. */ 2671 while (len > 0) 2672 { 2673 first_attr = ScreenAttrs[off]; 2674 gui.highlight_mask = first_attr; 2675 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 2676 if (enc_utf8 && ScreenLinesUC[off] != 0) 2677 { 2678 /* output multi-byte character separately */ 2679 nback = gui_screenchar(off, flags, 2680 (guicolor_T)0, (guicolor_T)0, back); 2681 if (gui.col < Columns && ScreenLines[off + 1] == 0) 2682 idx = 2; 2683 else 2684 idx = 1; 2685 } 2686 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2687 { 2688 /* output double-byte, single-width character separately */ 2689 nback = gui_screenchar(off, flags, 2690 (guicolor_T)0, (guicolor_T)0, back); 2691 idx = 1; 2692 } 2693 else 2694 #endif 2695 { 2696 #ifdef FEAT_GUI_GTK 2697 for (idx = 0; idx < len; ++idx) 2698 { 2699 if (enc_utf8 && ScreenLines[off + idx] == 0) 2700 continue; /* skip second half of double-width char */ 2701 if (ScreenAttrs[off + idx] != first_attr) 2702 break; 2703 } 2704 /* gui_screenstr() takes care of multibyte chars */ 2705 nback = gui_screenstr(off, idx, flags, 2706 (guicolor_T)0, (guicolor_T)0, back); 2707 #else 2708 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; 2709 idx++) 2710 { 2711 # ifdef FEAT_MBYTE 2712 /* Stop at a multi-byte Unicode character. */ 2713 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) 2714 break; 2715 if (enc_dbcs == DBCS_JPNU) 2716 { 2717 /* Stop at a double-byte single-width char. */ 2718 if (ScreenLines[off + idx] == 0x8e) 2719 break; 2720 if (len > 1 && (*mb_ptr2len)(ScreenLines 2721 + off + idx) == 2) 2722 ++idx; /* skip second byte of double-byte char */ 2723 } 2724 # endif 2725 } 2726 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, 2727 (guicolor_T)0, (guicolor_T)0, back); 2728 #endif 2729 } 2730 if (nback == FAIL) 2731 { 2732 /* Must back up to start drawing where a bold or italic word 2733 * starts. */ 2734 off -= back; 2735 len += back; 2736 gui.col -= back; 2737 } 2738 else 2739 { 2740 off += idx; 2741 len -= idx; 2742 } 2743 back = 0; 2744 } 2745 } 2746 2747 /* Put the cursor back where it was */ 2748 gui.row = old_row; 2749 gui.col = old_col; 2750 gui.highlight_mask = (int)old_hl_mask; 2751 2752 return retval; 2753 } 2754 2755 static void 2756 gui_delete_lines(row, count) 2757 int row; 2758 int count; 2759 { 2760 if (count <= 0) 2761 return; 2762 2763 if (row + count > gui.scroll_region_bot) 2764 /* Scrolled out of region, just blank the lines out */ 2765 gui_clear_block(row, gui.scroll_region_left, 2766 gui.scroll_region_bot, gui.scroll_region_right); 2767 else 2768 { 2769 gui_mch_delete_lines(row, count); 2770 2771 /* If the cursor was in the deleted lines it's now gone. If the 2772 * cursor was in the scrolled lines adjust its position. */ 2773 if (gui.cursor_row >= row 2774 && gui.cursor_col >= gui.scroll_region_left 2775 && gui.cursor_col <= gui.scroll_region_right) 2776 { 2777 if (gui.cursor_row < row + count) 2778 gui.cursor_is_valid = FALSE; 2779 else if (gui.cursor_row <= gui.scroll_region_bot) 2780 gui.cursor_row -= count; 2781 } 2782 } 2783 } 2784 2785 static void 2786 gui_insert_lines(row, count) 2787 int row; 2788 int count; 2789 { 2790 if (count <= 0) 2791 return; 2792 2793 if (row + count > gui.scroll_region_bot) 2794 /* Scrolled out of region, just blank the lines out */ 2795 gui_clear_block(row, gui.scroll_region_left, 2796 gui.scroll_region_bot, gui.scroll_region_right); 2797 else 2798 { 2799 gui_mch_insert_lines(row, count); 2800 2801 if (gui.cursor_row >= gui.row 2802 && gui.cursor_col >= gui.scroll_region_left 2803 && gui.cursor_col <= gui.scroll_region_right) 2804 { 2805 if (gui.cursor_row <= gui.scroll_region_bot - count) 2806 gui.cursor_row += count; 2807 else if (gui.cursor_row <= gui.scroll_region_bot) 2808 gui.cursor_is_valid = FALSE; 2809 } 2810 } 2811 } 2812 2813 /* 2814 * The main GUI input routine. Waits for a character from the keyboard. 2815 * wtime == -1 Wait forever. 2816 * wtime == 0 Don't wait. 2817 * wtime > 0 Wait wtime milliseconds for a character. 2818 * Returns OK if a character was found to be available within the given time, 2819 * or FAIL otherwise. 2820 */ 2821 int 2822 gui_wait_for_chars(wtime) 2823 long wtime; 2824 { 2825 int retval; 2826 2827 #ifdef FEAT_MENU 2828 /* 2829 * If we're going to wait a bit, update the menus and mouse shape for the 2830 * current State. 2831 */ 2832 if (wtime != 0) 2833 gui_update_menus(0); 2834 #endif 2835 2836 gui_mch_update(); 2837 if (input_available()) /* Got char, return immediately */ 2838 return OK; 2839 if (wtime == 0) /* Don't wait for char */ 2840 return FAIL; 2841 2842 /* Before waiting, flush any output to the screen. */ 2843 gui_mch_flush(); 2844 2845 if (wtime > 0) 2846 { 2847 /* Blink when waiting for a character. Probably only does something 2848 * for showmatch() */ 2849 gui_mch_start_blink(); 2850 retval = gui_mch_wait_for_chars(wtime); 2851 gui_mch_stop_blink(); 2852 return retval; 2853 } 2854 2855 /* 2856 * While we are waiting indefinitely for a character, blink the cursor. 2857 */ 2858 gui_mch_start_blink(); 2859 2860 retval = FAIL; 2861 /* 2862 * We may want to trigger the CursorHold event. First wait for 2863 * 'updatetime' and if nothing is typed within that time put the 2864 * K_CURSORHOLD key in the input buffer. 2865 */ 2866 if (gui_mch_wait_for_chars(p_ut) == OK) 2867 retval = OK; 2868 #ifdef FEAT_AUTOCMD 2869 else if (trigger_cursorhold()) 2870 { 2871 char_u buf[3]; 2872 2873 /* Put K_CURSORHOLD in the input buffer. */ 2874 buf[0] = CSI; 2875 buf[1] = KS_EXTRA; 2876 buf[2] = (int)KE_CURSORHOLD; 2877 add_to_input_buf(buf, 3); 2878 2879 retval = OK; 2880 } 2881 #endif 2882 2883 if (retval == FAIL) 2884 { 2885 /* Blocking wait. */ 2886 before_blocking(); 2887 retval = gui_mch_wait_for_chars(-1L); 2888 } 2889 2890 gui_mch_stop_blink(); 2891 return retval; 2892 } 2893 2894 /* 2895 * Fill p[4] with mouse coordinates encoded for check_termcode(). 2896 */ 2897 static void 2898 fill_mouse_coord(p, col, row) 2899 char_u *p; 2900 int col; 2901 int row; 2902 { 2903 p[0] = (char_u)(col / 128 + ' ' + 1); 2904 p[1] = (char_u)(col % 128 + ' ' + 1); 2905 p[2] = (char_u)(row / 128 + ' ' + 1); 2906 p[3] = (char_u)(row % 128 + ' ' + 1); 2907 } 2908 2909 /* 2910 * Generic mouse support function. Add a mouse event to the input buffer with 2911 * the given properties. 2912 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, 2913 * MOUSE_X1, MOUSE_X2 2914 * MOUSE_DRAG, or MOUSE_RELEASE. 2915 * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel, 2916 * MOUSE_6 and MOUSE_7 for horizontal scroll wheel. 2917 * x, y --- Coordinates of mouse in pixels. 2918 * repeated_click --- TRUE if this click comes only a short time after a 2919 * previous click. 2920 * modifiers --- Bit field which may be any of the following modifiers 2921 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. 2922 * This function will ignore drag events where the mouse has not moved to a new 2923 * character. 2924 */ 2925 void 2926 gui_send_mouse_event(button, x, y, repeated_click, modifiers) 2927 int button; 2928 int x; 2929 int y; 2930 int repeated_click; 2931 int_u modifiers; 2932 { 2933 static int prev_row = 0, prev_col = 0; 2934 static int prev_button = -1; 2935 static int num_clicks = 1; 2936 char_u string[10]; 2937 enum key_extra button_char; 2938 int row, col; 2939 #ifdef FEAT_CLIPBOARD 2940 int checkfor; 2941 int did_clip = FALSE; 2942 #endif 2943 2944 /* 2945 * Scrolling may happen at any time, also while a selection is present. 2946 */ 2947 switch (button) 2948 { 2949 case MOUSE_X1: 2950 button_char = KE_X1MOUSE; 2951 goto button_set; 2952 case MOUSE_X2: 2953 button_char = KE_X2MOUSE; 2954 goto button_set; 2955 case MOUSE_4: 2956 button_char = KE_MOUSEDOWN; 2957 goto button_set; 2958 case MOUSE_5: 2959 button_char = KE_MOUSEUP; 2960 goto button_set; 2961 case MOUSE_6: 2962 button_char = KE_MOUSELEFT; 2963 goto button_set; 2964 case MOUSE_7: 2965 button_char = KE_MOUSERIGHT; 2966 button_set: 2967 { 2968 /* Don't put events in the input queue now. */ 2969 if (hold_gui_events) 2970 return; 2971 2972 string[3] = CSI; 2973 string[4] = KS_EXTRA; 2974 string[5] = (int)button_char; 2975 2976 /* Pass the pointer coordinates of the scroll event so that we 2977 * know which window to scroll. */ 2978 row = gui_xy2colrow(x, y, &col); 2979 string[6] = (char_u)(col / 128 + ' ' + 1); 2980 string[7] = (char_u)(col % 128 + ' ' + 1); 2981 string[8] = (char_u)(row / 128 + ' ' + 1); 2982 string[9] = (char_u)(row % 128 + ' ' + 1); 2983 2984 if (modifiers == 0) 2985 add_to_input_buf(string + 3, 7); 2986 else 2987 { 2988 string[0] = CSI; 2989 string[1] = KS_MODIFIER; 2990 string[2] = 0; 2991 if (modifiers & MOUSE_SHIFT) 2992 string[2] |= MOD_MASK_SHIFT; 2993 if (modifiers & MOUSE_CTRL) 2994 string[2] |= MOD_MASK_CTRL; 2995 if (modifiers & MOUSE_ALT) 2996 string[2] |= MOD_MASK_ALT; 2997 add_to_input_buf(string, 10); 2998 } 2999 return; 3000 } 3001 } 3002 3003 #ifdef FEAT_CLIPBOARD 3004 /* If a clipboard selection is in progress, handle it */ 3005 if (clip_star.state == SELECT_IN_PROGRESS) 3006 { 3007 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); 3008 return; 3009 } 3010 3011 /* Determine which mouse settings to look for based on the current mode */ 3012 switch (get_real_state()) 3013 { 3014 case NORMAL_BUSY: 3015 case OP_PENDING: 3016 case NORMAL: checkfor = MOUSE_NORMAL; break; 3017 case VISUAL: checkfor = MOUSE_VISUAL; break; 3018 case SELECTMODE: checkfor = MOUSE_VISUAL; break; 3019 case REPLACE: 3020 case REPLACE+LANGMAP: 3021 #ifdef FEAT_VREPLACE 3022 case VREPLACE: 3023 case VREPLACE+LANGMAP: 3024 #endif 3025 case INSERT: 3026 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; 3027 case ASKMORE: 3028 case HITRETURN: /* At the more- and hit-enter prompt pass the 3029 mouse event for a click on or below the 3030 message line. */ 3031 if (Y_2_ROW(y) >= msg_row) 3032 checkfor = MOUSE_NORMAL; 3033 else 3034 checkfor = MOUSE_RETURN; 3035 break; 3036 3037 /* 3038 * On the command line, use the clipboard selection on all lines 3039 * but the command line. But not when pasting. 3040 */ 3041 case CMDLINE: 3042 case CMDLINE+LANGMAP: 3043 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) 3044 checkfor = MOUSE_NONE; 3045 else 3046 checkfor = MOUSE_COMMAND; 3047 break; 3048 3049 default: 3050 checkfor = MOUSE_NONE; 3051 break; 3052 }; 3053 3054 /* 3055 * Allow clipboard selection of text on the command line in "normal" 3056 * modes. Don't do this when dragging the status line, or extending a 3057 * Visual selection. 3058 */ 3059 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) 3060 && Y_2_ROW(y) >= topframe->fr_height 3061 # ifdef FEAT_WINDOWS 3062 + firstwin->w_winrow 3063 # endif 3064 && button != MOUSE_DRAG 3065 # ifdef FEAT_MOUSESHAPE 3066 && !drag_status_line 3067 # ifdef FEAT_VERTSPLIT 3068 && !drag_sep_line 3069 # endif 3070 # endif 3071 ) 3072 checkfor = MOUSE_NONE; 3073 3074 /* 3075 * Use modeless selection when holding CTRL and SHIFT pressed. 3076 */ 3077 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) 3078 checkfor = MOUSE_NONEF; 3079 3080 /* 3081 * In Ex mode, always use modeless selection. 3082 */ 3083 if (exmode_active) 3084 checkfor = MOUSE_NONE; 3085 3086 /* 3087 * If the mouse settings say to not use the mouse, use the modeless 3088 * selection. But if Visual is active, assume that only the Visual area 3089 * will be selected. 3090 * Exception: On the command line, both the selection is used and a mouse 3091 * key is send. 3092 */ 3093 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) 3094 { 3095 #ifdef FEAT_VISUAL 3096 /* Don't do modeless selection in Visual mode. */ 3097 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) 3098 return; 3099 #endif 3100 3101 /* 3102 * When 'mousemodel' is "popup", shift-left is translated to right. 3103 * But not when also using Ctrl. 3104 */ 3105 if (mouse_model_popup() && button == MOUSE_LEFT 3106 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) 3107 { 3108 button = MOUSE_RIGHT; 3109 modifiers &= ~ MOUSE_SHIFT; 3110 } 3111 3112 /* If the selection is done, allow the right button to extend it. 3113 * If the selection is cleared, allow the right button to start it 3114 * from the cursor position. */ 3115 if (button == MOUSE_RIGHT) 3116 { 3117 if (clip_star.state == SELECT_CLEARED) 3118 { 3119 if (State & CMDLINE) 3120 { 3121 col = msg_col; 3122 row = msg_row; 3123 } 3124 else 3125 { 3126 col = curwin->w_wcol; 3127 row = curwin->w_wrow + W_WINROW(curwin); 3128 } 3129 clip_start_selection(col, row, FALSE); 3130 } 3131 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), 3132 repeated_click); 3133 did_clip = TRUE; 3134 } 3135 /* Allow the left button to start the selection */ 3136 else if (button == MOUSE_LEFT) 3137 { 3138 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); 3139 did_clip = TRUE; 3140 } 3141 3142 /* Always allow pasting */ 3143 if (button != MOUSE_MIDDLE) 3144 { 3145 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) 3146 return; 3147 if (checkfor != MOUSE_COMMAND) 3148 button = MOUSE_LEFT; 3149 } 3150 repeated_click = FALSE; 3151 } 3152 3153 if (clip_star.state != SELECT_CLEARED && !did_clip) 3154 clip_clear_selection(&clip_star); 3155 #endif 3156 3157 /* Don't put events in the input queue now. */ 3158 if (hold_gui_events) 3159 return; 3160 3161 row = gui_xy2colrow(x, y, &col); 3162 3163 /* 3164 * If we are dragging and the mouse hasn't moved far enough to be on a 3165 * different character, then don't send an event to vim. 3166 */ 3167 if (button == MOUSE_DRAG) 3168 { 3169 if (row == prev_row && col == prev_col) 3170 return; 3171 /* Dragging above the window, set "row" to -1 to cause a scroll. */ 3172 if (y < 0) 3173 row = -1; 3174 } 3175 3176 /* 3177 * If topline has changed (window scrolled) since the last click, reset 3178 * repeated_click, because we don't want starting Visual mode when 3179 * clicking on a different character in the text. 3180 */ 3181 if (curwin->w_topline != gui_prev_topline 3182 #ifdef FEAT_DIFF 3183 || curwin->w_topfill != gui_prev_topfill 3184 #endif 3185 ) 3186 repeated_click = FALSE; 3187 3188 string[0] = CSI; /* this sequence is recognized by check_termcode() */ 3189 string[1] = KS_MOUSE; 3190 string[2] = KE_FILLER; 3191 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) 3192 { 3193 if (repeated_click) 3194 { 3195 /* 3196 * Handle multiple clicks. They only count if the mouse is still 3197 * pointing at the same character. 3198 */ 3199 if (button != prev_button || row != prev_row || col != prev_col) 3200 num_clicks = 1; 3201 else if (++num_clicks > 4) 3202 num_clicks = 1; 3203 } 3204 else 3205 num_clicks = 1; 3206 prev_button = button; 3207 gui_prev_topline = curwin->w_topline; 3208 #ifdef FEAT_DIFF 3209 gui_prev_topfill = curwin->w_topfill; 3210 #endif 3211 3212 string[3] = (char_u)(button | 0x20); 3213 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); 3214 } 3215 else 3216 string[3] = (char_u)button; 3217 3218 string[3] |= modifiers; 3219 fill_mouse_coord(string + 4, col, row); 3220 add_to_input_buf(string, 8); 3221 3222 if (row < 0) 3223 prev_row = 0; 3224 else 3225 prev_row = row; 3226 prev_col = col; 3227 3228 /* 3229 * We need to make sure this is cleared since Athena doesn't tell us when 3230 * he is done dragging. Neither does GTK+ 2 -- at least for now. 3231 */ 3232 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 3233 gui.dragged_sb = SBAR_NONE; 3234 #endif 3235 } 3236 3237 /* 3238 * Convert x and y coordinate to column and row in text window. 3239 * Corrects for multi-byte character. 3240 * returns column in "*colp" and row as return value; 3241 */ 3242 int 3243 gui_xy2colrow(x, y, colp) 3244 int x; 3245 int y; 3246 int *colp; 3247 { 3248 int col = check_col(X_2_COL(x)); 3249 int row = check_row(Y_2_ROW(y)); 3250 3251 #ifdef FEAT_MBYTE 3252 *colp = mb_fix_col(col, row); 3253 #else 3254 *colp = col; 3255 #endif 3256 return row; 3257 } 3258 3259 #if defined(FEAT_MENU) || defined(PROTO) 3260 /* 3261 * Callback function for when a menu entry has been selected. 3262 */ 3263 void 3264 gui_menu_cb(menu) 3265 vimmenu_T *menu; 3266 { 3267 char_u bytes[sizeof(long_u)]; 3268 3269 /* Don't put events in the input queue now. */ 3270 if (hold_gui_events) 3271 return; 3272 3273 bytes[0] = CSI; 3274 bytes[1] = KS_MENU; 3275 bytes[2] = KE_FILLER; 3276 add_to_input_buf(bytes, 3); 3277 add_long_to_buf((long_u)menu, bytes); 3278 add_to_input_buf_csi(bytes, sizeof(long_u)); 3279 } 3280 #endif 3281 3282 static int prev_which_scrollbars[3]; 3283 3284 /* 3285 * Set which components are present. 3286 * If "oldval" is not NULL, "oldval" is the previous value, the new value is 3287 * in p_go. 3288 */ 3289 void 3290 gui_init_which_components(oldval) 3291 char_u *oldval UNUSED; 3292 { 3293 #ifdef FEAT_MENU 3294 static int prev_menu_is_active = -1; 3295 #endif 3296 #ifdef FEAT_TOOLBAR 3297 static int prev_toolbar = -1; 3298 int using_toolbar = FALSE; 3299 #endif 3300 #ifdef FEAT_GUI_TABLINE 3301 int using_tabline; 3302 #endif 3303 #ifdef FEAT_FOOTER 3304 static int prev_footer = -1; 3305 int using_footer = FALSE; 3306 #endif 3307 #if defined(FEAT_MENU) && !defined(WIN16) 3308 static int prev_tearoff = -1; 3309 int using_tearoff = FALSE; 3310 #endif 3311 3312 char_u *p; 3313 int i; 3314 #ifdef FEAT_MENU 3315 int grey_old, grey_new; 3316 char_u *temp; 3317 #endif 3318 win_T *wp; 3319 int need_set_size; 3320 int fix_size; 3321 3322 #ifdef FEAT_MENU 3323 if (oldval != NULL && gui.in_use) 3324 { 3325 /* 3326 * Check if the menu's go from grey to non-grey or vise versa. 3327 */ 3328 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); 3329 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); 3330 if (grey_old != grey_new) 3331 { 3332 temp = p_go; 3333 p_go = oldval; 3334 gui_update_menus(MENU_ALL_MODES); 3335 p_go = temp; 3336 } 3337 } 3338 gui.menu_is_active = FALSE; 3339 #endif 3340 3341 for (i = 0; i < 3; i++) 3342 gui.which_scrollbars[i] = FALSE; 3343 for (p = p_go; *p; p++) 3344 switch (*p) 3345 { 3346 case GO_LEFT: 3347 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3348 break; 3349 case GO_RIGHT: 3350 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3351 break; 3352 #ifdef FEAT_VERTSPLIT 3353 case GO_VLEFT: 3354 if (win_hasvertsplit()) 3355 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3356 break; 3357 case GO_VRIGHT: 3358 if (win_hasvertsplit()) 3359 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3360 break; 3361 #endif 3362 case GO_BOT: 3363 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; 3364 break; 3365 #ifdef FEAT_MENU 3366 case GO_MENUS: 3367 gui.menu_is_active = TRUE; 3368 break; 3369 #endif 3370 case GO_GREY: 3371 /* make menu's have grey items, ignored here */ 3372 break; 3373 #ifdef FEAT_TOOLBAR 3374 case GO_TOOLBAR: 3375 using_toolbar = TRUE; 3376 break; 3377 #endif 3378 #ifdef FEAT_FOOTER 3379 case GO_FOOTER: 3380 using_footer = TRUE; 3381 break; 3382 #endif 3383 case GO_TEAROFF: 3384 #if defined(FEAT_MENU) && !defined(WIN16) 3385 using_tearoff = TRUE; 3386 #endif 3387 break; 3388 default: 3389 /* Ignore options that are not supported */ 3390 break; 3391 } 3392 3393 if (gui.in_use) 3394 { 3395 need_set_size = 0; 3396 fix_size = FALSE; 3397 3398 #ifdef FEAT_GUI_TABLINE 3399 /* Update the GUI tab line, it may appear or disappear. This may 3400 * cause the non-GUI tab line to disappear or appear. */ 3401 using_tabline = gui_has_tabline(); 3402 if (!gui_mch_showing_tabline() != !using_tabline) 3403 { 3404 /* We don't want a resize event change "Rows" here, save and 3405 * restore it. Resizing is handled below. */ 3406 i = Rows; 3407 gui_update_tabline(); 3408 Rows = i; 3409 need_set_size |= RESIZE_VERT; 3410 if (using_tabline) 3411 fix_size = TRUE; 3412 if (!gui_use_tabline()) 3413 redraw_tabline = TRUE; /* may draw non-GUI tab line */ 3414 } 3415 #endif 3416 3417 for (i = 0; i < 3; i++) 3418 { 3419 /* The scrollbar needs to be updated when it is shown/unshown and 3420 * when switching tab pages. But the size only changes when it's 3421 * shown/unshown. Thus we need two places to remember whether a 3422 * scrollbar is there or not. */ 3423 if (gui.which_scrollbars[i] != prev_which_scrollbars[i] 3424 #ifdef FEAT_WINDOWS 3425 || gui.which_scrollbars[i] 3426 != curtab->tp_prev_which_scrollbars[i] 3427 #endif 3428 ) 3429 { 3430 if (i == SBAR_BOTTOM) 3431 gui_mch_enable_scrollbar(&gui.bottom_sbar, 3432 gui.which_scrollbars[i]); 3433 else 3434 { 3435 FOR_ALL_WINDOWS(wp) 3436 { 3437 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); 3438 } 3439 } 3440 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) 3441 { 3442 if (i == SBAR_BOTTOM) 3443 need_set_size |= RESIZE_VERT; 3444 else 3445 need_set_size |= RESIZE_HOR; 3446 if (gui.which_scrollbars[i]) 3447 fix_size = TRUE; 3448 } 3449 } 3450 #ifdef FEAT_WINDOWS 3451 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3452 #endif 3453 prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3454 } 3455 3456 #ifdef FEAT_MENU 3457 if (gui.menu_is_active != prev_menu_is_active) 3458 { 3459 /* We don't want a resize event change "Rows" here, save and 3460 * restore it. Resizing is handled below. */ 3461 i = Rows; 3462 gui_mch_enable_menu(gui.menu_is_active); 3463 Rows = i; 3464 prev_menu_is_active = gui.menu_is_active; 3465 need_set_size |= RESIZE_VERT; 3466 if (gui.menu_is_active) 3467 fix_size = TRUE; 3468 } 3469 #endif 3470 3471 #ifdef FEAT_TOOLBAR 3472 if (using_toolbar != prev_toolbar) 3473 { 3474 gui_mch_show_toolbar(using_toolbar); 3475 prev_toolbar = using_toolbar; 3476 need_set_size |= RESIZE_VERT; 3477 if (using_toolbar) 3478 fix_size = TRUE; 3479 } 3480 #endif 3481 #ifdef FEAT_FOOTER 3482 if (using_footer != prev_footer) 3483 { 3484 gui_mch_enable_footer(using_footer); 3485 prev_footer = using_footer; 3486 need_set_size |= RESIZE_VERT; 3487 if (using_footer) 3488 fix_size = TRUE; 3489 } 3490 #endif 3491 #if defined(FEAT_MENU) && !defined(WIN16) && !(defined(WIN3264) && !defined(FEAT_TEAROFF)) 3492 if (using_tearoff != prev_tearoff) 3493 { 3494 gui_mch_toggle_tearoffs(using_tearoff); 3495 prev_tearoff = using_tearoff; 3496 } 3497 #endif 3498 if (need_set_size != 0) 3499 { 3500 #ifdef FEAT_GUI_GTK 3501 long prev_Columns = Columns; 3502 long prev_Rows = Rows; 3503 #endif 3504 /* Adjust the size of the window to make the text area keep the 3505 * same size and to avoid that part of our window is off-screen 3506 * and a scrollbar can't be used, for example. */ 3507 gui_set_shellsize(FALSE, fix_size, need_set_size); 3508 3509 #ifdef FEAT_GUI_GTK 3510 /* GTK has the annoying habit of sending us resize events when 3511 * changing the window size ourselves. This mostly happens when 3512 * waiting for a character to arrive, quite unpredictably, and may 3513 * change Columns and Rows when we don't want it. Wait for a 3514 * character here to avoid this effect. 3515 * If you remove this, please test this command for resizing 3516 * effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". 3517 * Don't do this while starting up though. 3518 * Don't change Rows when adding menu/toolbar/tabline. 3519 * Don't change Columns when adding vertical toolbar. */ 3520 if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR)) 3521 (void)char_avail(); 3522 if ((need_set_size & RESIZE_VERT) == 0) 3523 Rows = prev_Rows; 3524 if ((need_set_size & RESIZE_HOR) == 0) 3525 Columns = prev_Columns; 3526 #endif 3527 } 3528 #ifdef FEAT_WINDOWS 3529 /* When the console tabline appears or disappears the window positions 3530 * change. */ 3531 if (firstwin->w_winrow != tabline_height()) 3532 shell_new_rows(); /* recompute window positions and heights */ 3533 #endif 3534 } 3535 } 3536 3537 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3538 /* 3539 * Return TRUE if the GUI is taking care of the tabline. 3540 * It may still be hidden if 'showtabline' is zero. 3541 */ 3542 int 3543 gui_use_tabline() 3544 { 3545 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; 3546 } 3547 3548 /* 3549 * Return TRUE if the GUI is showing the tabline. 3550 * This uses 'showtabline'. 3551 */ 3552 static int 3553 gui_has_tabline() 3554 { 3555 if (!gui_use_tabline() 3556 || p_stal == 0 3557 || (p_stal == 1 && first_tabpage->tp_next == NULL)) 3558 return FALSE; 3559 return TRUE; 3560 } 3561 3562 /* 3563 * Update the tabline. 3564 * This may display/undisplay the tabline and update the labels. 3565 */ 3566 void 3567 gui_update_tabline() 3568 { 3569 int showit = gui_has_tabline(); 3570 int shown = gui_mch_showing_tabline(); 3571 3572 if (!gui.starting && starting == 0) 3573 { 3574 /* Updating the tabline uses direct GUI commands, flush 3575 * outstanding instructions first. (esp. clear screen) */ 3576 out_flush(); 3577 gui_mch_flush(); 3578 3579 if (!showit != !shown) 3580 gui_mch_show_tabline(showit); 3581 if (showit != 0) 3582 gui_mch_update_tabline(); 3583 3584 /* When the tabs change from hidden to shown or from shown to 3585 * hidden the size of the text area should remain the same. */ 3586 if (!showit != !shown) 3587 gui_set_shellsize(FALSE, showit, RESIZE_VERT); 3588 } 3589 } 3590 3591 /* 3592 * Get the label or tooltip for tab page "tp" into NameBuff[]. 3593 */ 3594 void 3595 get_tabline_label(tp, tooltip) 3596 tabpage_T *tp; 3597 int tooltip; /* TRUE: get tooltip */ 3598 { 3599 int modified = FALSE; 3600 char_u buf[40]; 3601 int wincount; 3602 win_T *wp; 3603 char_u **opt; 3604 3605 /* Use 'guitablabel' or 'guitabtooltip' if it's set. */ 3606 opt = (tooltip ? &p_gtt : &p_gtl); 3607 if (**opt != NUL) 3608 { 3609 int use_sandbox = FALSE; 3610 int save_called_emsg = called_emsg; 3611 char_u res[MAXPATHL]; 3612 tabpage_T *save_curtab; 3613 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" 3614 : "guitablabel"); 3615 3616 called_emsg = FALSE; 3617 3618 printer_page_num = tabpage_index(tp); 3619 # ifdef FEAT_EVAL 3620 set_vim_var_nr(VV_LNUM, printer_page_num); 3621 use_sandbox = was_set_insecurely(opt_name, 0); 3622 # endif 3623 /* It's almost as going to the tabpage, but without autocommands. */ 3624 curtab->tp_firstwin = firstwin; 3625 curtab->tp_lastwin = lastwin; 3626 curtab->tp_curwin = curwin; 3627 save_curtab = curtab; 3628 curtab = tp; 3629 topframe = curtab->tp_topframe; 3630 firstwin = curtab->tp_firstwin; 3631 lastwin = curtab->tp_lastwin; 3632 curwin = curtab->tp_curwin; 3633 curbuf = curwin->w_buffer; 3634 3635 /* Can't use NameBuff directly, build_stl_str_hl() uses it. */ 3636 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox, 3637 0, (int)Columns, NULL, NULL); 3638 STRCPY(NameBuff, res); 3639 3640 /* Back to the original curtab. */ 3641 curtab = save_curtab; 3642 topframe = curtab->tp_topframe; 3643 firstwin = curtab->tp_firstwin; 3644 lastwin = curtab->tp_lastwin; 3645 curwin = curtab->tp_curwin; 3646 curbuf = curwin->w_buffer; 3647 3648 if (called_emsg) 3649 set_string_option_direct(opt_name, -1, 3650 (char_u *)"", OPT_FREE, SID_ERROR); 3651 called_emsg |= save_called_emsg; 3652 } 3653 3654 /* If 'guitablabel'/'guitabtooltip' is not set or the result is empty then 3655 * use a default label. */ 3656 if (**opt == NUL || *NameBuff == NUL) 3657 { 3658 /* Get the buffer name into NameBuff[] and shorten it. */ 3659 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); 3660 if (!tooltip) 3661 shorten_dir(NameBuff); 3662 3663 wp = (tp == curtab) ? firstwin : tp->tp_firstwin; 3664 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) 3665 if (bufIsChanged(wp->w_buffer)) 3666 modified = TRUE; 3667 if (modified || wincount > 1) 3668 { 3669 if (wincount > 1) 3670 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); 3671 else 3672 buf[0] = NUL; 3673 if (modified) 3674 STRCAT(buf, "+"); 3675 STRCAT(buf, " "); 3676 STRMOVE(NameBuff + STRLEN(buf), NameBuff); 3677 mch_memmove(NameBuff, buf, STRLEN(buf)); 3678 } 3679 } 3680 } 3681 3682 /* 3683 * Send the event for clicking to select tab page "nr". 3684 * Returns TRUE if it was done, FALSE when skipped because we are already at 3685 * that tab page or the cmdline window is open. 3686 */ 3687 int 3688 send_tabline_event(nr) 3689 int nr; 3690 { 3691 char_u string[3]; 3692 3693 if (nr == tabpage_index(curtab)) 3694 return FALSE; 3695 3696 /* Don't put events in the input queue now. */ 3697 if (hold_gui_events 3698 # ifdef FEAT_CMDWIN 3699 || cmdwin_type != 0 3700 # endif 3701 ) 3702 { 3703 /* Set it back to the current tab page. */ 3704 gui_mch_set_curtab(tabpage_index(curtab)); 3705 return FALSE; 3706 } 3707 3708 string[0] = CSI; 3709 string[1] = KS_TABLINE; 3710 string[2] = KE_FILLER; 3711 add_to_input_buf(string, 3); 3712 string[0] = nr; 3713 add_to_input_buf_csi(string, 1); 3714 return TRUE; 3715 } 3716 3717 /* 3718 * Send a tabline menu event 3719 */ 3720 void 3721 send_tabline_menu_event(tabidx, event) 3722 int tabidx; 3723 int event; 3724 { 3725 char_u string[3]; 3726 3727 /* Don't put events in the input queue now. */ 3728 if (hold_gui_events) 3729 return; 3730 3731 string[0] = CSI; 3732 string[1] = KS_TABMENU; 3733 string[2] = KE_FILLER; 3734 add_to_input_buf(string, 3); 3735 string[0] = tabidx; 3736 string[1] = (char_u)(long)event; 3737 add_to_input_buf_csi(string, 2); 3738 } 3739 3740 #endif 3741 3742 /* 3743 * Scrollbar stuff: 3744 */ 3745 3746 #if defined(FEAT_WINDOWS) || defined(PROTO) 3747 /* 3748 * Remove all scrollbars. Used before switching to another tab page. 3749 */ 3750 void 3751 gui_remove_scrollbars() 3752 { 3753 int i; 3754 win_T *wp; 3755 3756 for (i = 0; i < 3; i++) 3757 { 3758 if (i == SBAR_BOTTOM) 3759 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); 3760 else 3761 { 3762 FOR_ALL_WINDOWS(wp) 3763 { 3764 gui_do_scrollbar(wp, i, FALSE); 3765 } 3766 } 3767 curtab->tp_prev_which_scrollbars[i] = -1; 3768 } 3769 } 3770 #endif 3771 3772 void 3773 gui_create_scrollbar(sb, type, wp) 3774 scrollbar_T *sb; 3775 int type; 3776 win_T *wp; 3777 { 3778 static int sbar_ident = 0; 3779 3780 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */ 3781 sb->wp = wp; 3782 sb->type = type; 3783 sb->value = 0; 3784 #ifdef FEAT_GUI_ATHENA 3785 sb->pixval = 0; 3786 #endif 3787 sb->size = 1; 3788 sb->max = 1; 3789 sb->top = 0; 3790 sb->height = 0; 3791 #ifdef FEAT_VERTSPLIT 3792 sb->width = 0; 3793 #endif 3794 sb->status_height = 0; 3795 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); 3796 } 3797 3798 /* 3799 * Find the scrollbar with the given index. 3800 */ 3801 scrollbar_T * 3802 gui_find_scrollbar(ident) 3803 long ident; 3804 { 3805 win_T *wp; 3806 3807 if (gui.bottom_sbar.ident == ident) 3808 return &gui.bottom_sbar; 3809 FOR_ALL_WINDOWS(wp) 3810 { 3811 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) 3812 return &wp->w_scrollbars[SBAR_LEFT]; 3813 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) 3814 return &wp->w_scrollbars[SBAR_RIGHT]; 3815 } 3816 return NULL; 3817 } 3818 3819 /* 3820 * For most systems: Put a code in the input buffer for a dragged scrollbar. 3821 * 3822 * For Win32, Macintosh and GTK+ 2: 3823 * Scrollbars seem to grab focus and vim doesn't read the input queue until 3824 * you stop dragging the scrollbar. We get here each time the scrollbar is 3825 * dragged another pixel, but as far as the rest of vim goes, it thinks 3826 * we're just hanging in the call to DispatchMessage() in 3827 * process_message(). The DispatchMessage() call that hangs was passed a 3828 * mouse button click event in the scrollbar window. -- webb. 3829 * 3830 * Solution: Do the scrolling right here. But only when allowed. 3831 * Ignore the scrollbars while executing an external command or when there 3832 * are still characters to be processed. 3833 */ 3834 void 3835 gui_drag_scrollbar(sb, value, still_dragging) 3836 scrollbar_T *sb; 3837 long value; 3838 int still_dragging; 3839 { 3840 #ifdef FEAT_WINDOWS 3841 win_T *wp; 3842 #endif 3843 int sb_num; 3844 #ifdef USE_ON_FLY_SCROLL 3845 colnr_T old_leftcol = curwin->w_leftcol; 3846 # ifdef FEAT_SCROLLBIND 3847 linenr_T old_topline = curwin->w_topline; 3848 # endif 3849 # ifdef FEAT_DIFF 3850 int old_topfill = curwin->w_topfill; 3851 # endif 3852 #else 3853 char_u bytes[sizeof(long_u)]; 3854 int byte_count; 3855 #endif 3856 3857 if (sb == NULL) 3858 return; 3859 3860 /* Don't put events in the input queue now. */ 3861 if (hold_gui_events) 3862 return; 3863 3864 #ifdef FEAT_CMDWIN 3865 if (cmdwin_type != 0 && sb->wp != curwin) 3866 return; 3867 #endif 3868 3869 if (still_dragging) 3870 { 3871 if (sb->wp == NULL) 3872 gui.dragged_sb = SBAR_BOTTOM; 3873 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) 3874 gui.dragged_sb = SBAR_LEFT; 3875 else 3876 gui.dragged_sb = SBAR_RIGHT; 3877 gui.dragged_wp = sb->wp; 3878 } 3879 else 3880 { 3881 gui.dragged_sb = SBAR_NONE; 3882 #ifdef FEAT_GUI_GTK 3883 /* Keep the "dragged_wp" value until after the scrolling, for when the 3884 * moust button is released. GTK2 doesn't send the button-up event. */ 3885 gui.dragged_wp = NULL; 3886 #endif 3887 } 3888 3889 /* Vertical sbar info is kept in the first sbar (the left one) */ 3890 if (sb->wp != NULL) 3891 sb = &sb->wp->w_scrollbars[0]; 3892 3893 /* 3894 * Check validity of value 3895 */ 3896 if (value < 0) 3897 value = 0; 3898 #ifdef SCROLL_PAST_END 3899 else if (value > sb->max) 3900 value = sb->max; 3901 #else 3902 if (value > sb->max - sb->size + 1) 3903 value = sb->max - sb->size + 1; 3904 #endif 3905 3906 sb->value = value; 3907 3908 #ifdef USE_ON_FLY_SCROLL 3909 /* When not allowed to do the scrolling right now, return. 3910 * This also checked input_available(), but that causes the first click in 3911 * a scrollbar to be ignored when Vim doesn't have focus. */ 3912 if (dont_scroll) 3913 return; 3914 #endif 3915 #ifdef FEAT_INS_EXPAND 3916 /* Disallow scrolling the current window when the completion popup menu is 3917 * visible. */ 3918 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible()) 3919 return; 3920 #endif 3921 3922 #ifdef FEAT_RIGHTLEFT 3923 if (sb->wp == NULL && curwin->w_p_rl) 3924 { 3925 value = sb->max + 1 - sb->size - value; 3926 if (value < 0) 3927 value = 0; 3928 } 3929 #endif 3930 3931 if (sb->wp != NULL) /* vertical scrollbar */ 3932 { 3933 sb_num = 0; 3934 #ifdef FEAT_WINDOWS 3935 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) 3936 sb_num++; 3937 if (wp == NULL) 3938 return; 3939 #else 3940 if (sb->wp != curwin) 3941 return; 3942 #endif 3943 3944 #ifdef USE_ON_FLY_SCROLL 3945 current_scrollbar = sb_num; 3946 scrollbar_value = value; 3947 if (State & NORMAL) 3948 { 3949 gui_do_scroll(); 3950 setcursor(); 3951 } 3952 else if (State & INSERT) 3953 { 3954 ins_scroll(); 3955 setcursor(); 3956 } 3957 else if (State & CMDLINE) 3958 { 3959 if (msg_scrolled == 0) 3960 { 3961 gui_do_scroll(); 3962 redrawcmdline(); 3963 } 3964 } 3965 # ifdef FEAT_FOLDING 3966 /* Value may have been changed for closed fold. */ 3967 sb->value = sb->wp->w_topline - 1; 3968 # endif 3969 3970 /* When dragging one scrollbar and there is another one at the other 3971 * side move the thumb of that one too. */ 3972 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) 3973 gui_mch_set_scrollbar_thumb( 3974 &sb->wp->w_scrollbars[ 3975 sb == &sb->wp->w_scrollbars[SBAR_RIGHT] 3976 ? SBAR_LEFT : SBAR_RIGHT], 3977 sb->value, sb->size, sb->max); 3978 3979 #else 3980 bytes[0] = CSI; 3981 bytes[1] = KS_VER_SCROLLBAR; 3982 bytes[2] = KE_FILLER; 3983 bytes[3] = (char_u)sb_num; 3984 byte_count = 4; 3985 #endif 3986 } 3987 else 3988 { 3989 #ifdef USE_ON_FLY_SCROLL 3990 scrollbar_value = value; 3991 3992 if (State & NORMAL) 3993 gui_do_horiz_scroll(scrollbar_value, FALSE); 3994 else if (State & INSERT) 3995 ins_horscroll(); 3996 else if (State & CMDLINE) 3997 { 3998 if (msg_scrolled == 0) 3999 { 4000 gui_do_horiz_scroll(scrollbar_value, FALSE); 4001 redrawcmdline(); 4002 } 4003 } 4004 if (old_leftcol != curwin->w_leftcol) 4005 { 4006 updateWindow(curwin); /* update window, status and cmdline */ 4007 setcursor(); 4008 } 4009 #else 4010 bytes[0] = CSI; 4011 bytes[1] = KS_HOR_SCROLLBAR; 4012 bytes[2] = KE_FILLER; 4013 byte_count = 3; 4014 #endif 4015 } 4016 4017 #ifdef USE_ON_FLY_SCROLL 4018 # ifdef FEAT_SCROLLBIND 4019 /* 4020 * synchronize other windows, as necessary according to 'scrollbind' 4021 */ 4022 if (curwin->w_p_scb 4023 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) 4024 || (sb->wp == curwin && (curwin->w_topline != old_topline 4025 # ifdef FEAT_DIFF 4026 || curwin->w_topfill != old_topfill 4027 # endif 4028 )))) 4029 { 4030 do_check_scrollbind(TRUE); 4031 /* need to update the window right here */ 4032 for (wp = firstwin; wp != NULL; wp = wp->w_next) 4033 if (wp->w_redr_type > 0) 4034 updateWindow(wp); 4035 setcursor(); 4036 } 4037 # endif 4038 out_flush(); 4039 gui_update_cursor(FALSE, TRUE); 4040 #else 4041 add_to_input_buf(bytes, byte_count); 4042 add_long_to_buf((long_u)value, bytes); 4043 add_to_input_buf_csi(bytes, sizeof(long_u)); 4044 #endif 4045 } 4046 4047 /* 4048 * Scrollbar stuff: 4049 */ 4050 4051 #if defined(FEAT_AUTOCMD) || defined(FEAT_WINDOWS) || defined(PROTO) 4052 /* 4053 * Called when something in the window layout has changed. 4054 */ 4055 void 4056 gui_may_update_scrollbars() 4057 { 4058 if (gui.in_use && starting == 0) 4059 { 4060 out_flush(); 4061 gui_init_which_components(NULL); 4062 gui_update_scrollbars(TRUE); 4063 } 4064 need_mouse_correct = TRUE; 4065 } 4066 #endif 4067 4068 void 4069 gui_update_scrollbars(force) 4070 int force; /* Force all scrollbars to get updated */ 4071 { 4072 win_T *wp; 4073 scrollbar_T *sb; 4074 long val, size, max; /* need 32 bits here */ 4075 int which_sb; 4076 int h, y; 4077 #ifdef FEAT_VERTSPLIT 4078 static win_T *prev_curwin = NULL; 4079 #endif 4080 4081 /* Update the horizontal scrollbar */ 4082 gui_update_horiz_scrollbar(force); 4083 4084 #ifndef WIN3264 4085 /* Return straight away if there is neither a left nor right scrollbar. 4086 * On MS-Windows this is required anyway for scrollwheel messages. */ 4087 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) 4088 return; 4089 #endif 4090 4091 /* 4092 * Don't want to update a scrollbar while we're dragging it. But if we 4093 * have both a left and right scrollbar, and we drag one of them, we still 4094 * need to update the other one. 4095 */ 4096 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) 4097 && gui.which_scrollbars[SBAR_LEFT] 4098 && gui.which_scrollbars[SBAR_RIGHT]) 4099 { 4100 /* 4101 * If we have two scrollbars and one of them is being dragged, just 4102 * copy the scrollbar position from the dragged one to the other one. 4103 */ 4104 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; 4105 if (gui.dragged_wp != NULL) 4106 gui_mch_set_scrollbar_thumb( 4107 &gui.dragged_wp->w_scrollbars[which_sb], 4108 gui.dragged_wp->w_scrollbars[0].value, 4109 gui.dragged_wp->w_scrollbars[0].size, 4110 gui.dragged_wp->w_scrollbars[0].max); 4111 } 4112 4113 /* avoid that moving components around generates events */ 4114 ++hold_gui_events; 4115 4116 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp)) 4117 { 4118 if (wp->w_buffer == NULL) /* just in case */ 4119 continue; 4120 /* Skip a scrollbar that is being dragged. */ 4121 if (!force && (gui.dragged_sb == SBAR_LEFT 4122 || gui.dragged_sb == SBAR_RIGHT) 4123 && gui.dragged_wp == wp) 4124 continue; 4125 4126 #ifdef SCROLL_PAST_END 4127 max = wp->w_buffer->b_ml.ml_line_count - 1; 4128 #else 4129 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; 4130 #endif 4131 if (max < 0) /* empty buffer */ 4132 max = 0; 4133 val = wp->w_topline - 1; 4134 size = wp->w_height; 4135 #ifdef SCROLL_PAST_END 4136 if (val > max) /* just in case */ 4137 val = max; 4138 #else 4139 if (size > max + 1) /* just in case */ 4140 size = max + 1; 4141 if (val > max - size + 1) 4142 val = max - size + 1; 4143 #endif 4144 if (val < 0) /* minimal value is 0 */ 4145 val = 0; 4146 4147 /* 4148 * Scrollbar at index 0 (the left one) contains all the information. 4149 * It would be the same info for left and right so we just store it for 4150 * one of them. 4151 */ 4152 sb = &wp->w_scrollbars[0]; 4153 4154 /* 4155 * Note: no check for valid w_botline. If it's not valid the 4156 * scrollbars will be updated later anyway. 4157 */ 4158 if (size < 1 || wp->w_botline - 2 > max) 4159 { 4160 /* 4161 * This can happen during changing files. Just don't update the 4162 * scrollbar for now. 4163 */ 4164 sb->height = 0; /* Force update next time */ 4165 if (gui.which_scrollbars[SBAR_LEFT]) 4166 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); 4167 if (gui.which_scrollbars[SBAR_RIGHT]) 4168 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); 4169 continue; 4170 } 4171 if (force || sb->height != wp->w_height 4172 #ifdef FEAT_WINDOWS 4173 || sb->top != wp->w_winrow 4174 || sb->status_height != wp->w_status_height 4175 # ifdef FEAT_VERTSPLIT 4176 || sb->width != wp->w_width 4177 || prev_curwin != curwin 4178 # endif 4179 #endif 4180 ) 4181 { 4182 /* Height, width or position of scrollbar has changed. For 4183 * vertical split: curwin changed. */ 4184 sb->height = wp->w_height; 4185 #ifdef FEAT_WINDOWS 4186 sb->top = wp->w_winrow; 4187 sb->status_height = wp->w_status_height; 4188 # ifdef FEAT_VERTSPLIT 4189 sb->width = wp->w_width; 4190 # endif 4191 #endif 4192 4193 /* Calculate height and position in pixels */ 4194 h = (sb->height + sb->status_height) * gui.char_height; 4195 y = sb->top * gui.char_height + gui.border_offset; 4196 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) 4197 if (gui.menu_is_active) 4198 y += gui.menu_height; 4199 #endif 4200 4201 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA)) 4202 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 4203 # ifdef FEAT_GUI_ATHENA 4204 y += gui.toolbar_height; 4205 # else 4206 # ifdef FEAT_GUI_MSWIN 4207 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 4208 # endif 4209 # endif 4210 #endif 4211 4212 #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) 4213 if (gui_has_tabline()) 4214 y += gui.tabline_height; 4215 #endif 4216 4217 #ifdef FEAT_WINDOWS 4218 if (wp->w_winrow == 0) 4219 #endif 4220 { 4221 /* Height of top scrollbar includes width of top border */ 4222 h += gui.border_offset; 4223 y -= gui.border_offset; 4224 } 4225 if (gui.which_scrollbars[SBAR_LEFT]) 4226 { 4227 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], 4228 gui.left_sbar_x, y, 4229 gui.scrollbar_width, h); 4230 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); 4231 } 4232 if (gui.which_scrollbars[SBAR_RIGHT]) 4233 { 4234 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], 4235 gui.right_sbar_x, y, 4236 gui.scrollbar_width, h); 4237 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); 4238 } 4239 } 4240 4241 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by 4242 * checking if the thumb moved at least a pixel. Only do this for 4243 * Athena, most other GUIs require the update anyway to make the 4244 * arrows work. */ 4245 #ifdef FEAT_GUI_ATHENA 4246 if (max == 0) 4247 y = 0; 4248 else 4249 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; 4250 if (force || sb->pixval != y || sb->size != size || sb->max != max) 4251 #else 4252 if (force || sb->value != val || sb->size != size || sb->max != max) 4253 #endif 4254 { 4255 /* Thumb of scrollbar has moved */ 4256 sb->value = val; 4257 #ifdef FEAT_GUI_ATHENA 4258 sb->pixval = y; 4259 #endif 4260 sb->size = size; 4261 sb->max = max; 4262 if (gui.which_scrollbars[SBAR_LEFT] 4263 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) 4264 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], 4265 val, size, max); 4266 if (gui.which_scrollbars[SBAR_RIGHT] 4267 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) 4268 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], 4269 val, size, max); 4270 } 4271 } 4272 #ifdef FEAT_VERTSPLIT 4273 prev_curwin = curwin; 4274 #endif 4275 --hold_gui_events; 4276 } 4277 4278 /* 4279 * Enable or disable a scrollbar. 4280 * Check for scrollbars for vertically split windows which are not enabled 4281 * sometimes. 4282 */ 4283 static void 4284 gui_do_scrollbar(wp, which, enable) 4285 win_T *wp; 4286 int which; /* SBAR_LEFT or SBAR_RIGHT */ 4287 int enable; /* TRUE to enable scrollbar */ 4288 { 4289 #ifdef FEAT_VERTSPLIT 4290 int midcol = curwin->w_wincol + curwin->w_width / 2; 4291 int has_midcol = (wp->w_wincol <= midcol 4292 && wp->w_wincol + wp->w_width >= midcol); 4293 4294 /* Only enable scrollbars that contain the middle column of the current 4295 * window. */ 4296 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) 4297 { 4298 /* Scrollbars only on one side. Don't enable scrollbars that don't 4299 * contain the middle column of the current window. */ 4300 if (!has_midcol) 4301 enable = FALSE; 4302 } 4303 else 4304 { 4305 /* Scrollbars on both sides. Don't enable scrollbars that neither 4306 * contain the middle column of the current window nor are on the far 4307 * side. */ 4308 if (midcol > Columns / 2) 4309 { 4310 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) 4311 enable = FALSE; 4312 } 4313 else 4314 { 4315 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns 4316 : !has_midcol) 4317 enable = FALSE; 4318 } 4319 } 4320 #endif 4321 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); 4322 } 4323 4324 /* 4325 * Scroll a window according to the values set in the globals current_scrollbar 4326 * and scrollbar_value. Return TRUE if the cursor in the current window moved 4327 * or FALSE otherwise. 4328 */ 4329 int 4330 gui_do_scroll() 4331 { 4332 win_T *wp, *save_wp; 4333 int i; 4334 long nlines; 4335 pos_T old_cursor; 4336 linenr_T old_topline; 4337 #ifdef FEAT_DIFF 4338 int old_topfill; 4339 #endif 4340 4341 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4342 if (wp == NULL) 4343 break; 4344 if (wp == NULL) 4345 /* Couldn't find window */ 4346 return FALSE; 4347 4348 /* 4349 * Compute number of lines to scroll. If zero, nothing to do. 4350 */ 4351 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; 4352 if (nlines == 0) 4353 return FALSE; 4354 4355 save_wp = curwin; 4356 old_topline = wp->w_topline; 4357 #ifdef FEAT_DIFF 4358 old_topfill = wp->w_topfill; 4359 #endif 4360 old_cursor = wp->w_cursor; 4361 curwin = wp; 4362 curbuf = wp->w_buffer; 4363 if (nlines < 0) 4364 scrolldown(-nlines, gui.dragged_wp == NULL); 4365 else 4366 scrollup(nlines, gui.dragged_wp == NULL); 4367 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for 4368 * the mouse-up event already, but we still want it to behave like when 4369 * dragging. But not the next click in an arrow. */ 4370 if (gui.dragged_sb == SBAR_NONE) 4371 gui.dragged_wp = NULL; 4372 4373 if (old_topline != wp->w_topline 4374 #ifdef FEAT_DIFF 4375 || old_topfill != wp->w_topfill 4376 #endif 4377 ) 4378 { 4379 if (p_so != 0) 4380 { 4381 cursor_correct(); /* fix window for 'so' */ 4382 update_topline(); /* avoid up/down jump */ 4383 } 4384 if (old_cursor.lnum != wp->w_cursor.lnum) 4385 coladvance(wp->w_curswant); 4386 #ifdef FEAT_SCROLLBIND 4387 wp->w_scbind_pos = wp->w_topline; 4388 #endif 4389 } 4390 4391 /* Make sure wp->w_leftcol and wp->w_skipcol are correct. */ 4392 validate_cursor(); 4393 4394 curwin = save_wp; 4395 curbuf = save_wp->w_buffer; 4396 4397 /* 4398 * Don't call updateWindow() when nothing has changed (it will overwrite 4399 * the status line!). 4400 */ 4401 if (old_topline != wp->w_topline 4402 || wp->w_redr_type != 0 4403 #ifdef FEAT_DIFF 4404 || old_topfill != wp->w_topfill 4405 #endif 4406 ) 4407 { 4408 int type = VALID; 4409 4410 #ifdef FEAT_INS_EXPAND 4411 if (pum_visible()) 4412 { 4413 type = NOT_VALID; 4414 wp->w_lines_valid = 0; 4415 } 4416 #endif 4417 /* Don't set must_redraw here, it may cause the popup menu to 4418 * disappear when losing focus after a scrollbar drag. */ 4419 if (wp->w_redr_type < type) 4420 wp->w_redr_type = type; 4421 updateWindow(wp); /* update window, status line, and cmdline */ 4422 } 4423 4424 #ifdef FEAT_INS_EXPAND 4425 /* May need to redraw the popup menu. */ 4426 if (pum_visible()) 4427 pum_redraw(); 4428 #endif 4429 4430 return (wp == curwin && !equalpos(curwin->w_cursor, old_cursor)); 4431 } 4432 4433 4434 /* 4435 * Horizontal scrollbar stuff: 4436 */ 4437 4438 /* 4439 * Return length of line "lnum" for horizontal scrolling. 4440 */ 4441 static colnr_T 4442 scroll_line_len(lnum) 4443 linenr_T lnum; 4444 { 4445 char_u *p; 4446 colnr_T col; 4447 int w; 4448 4449 p = ml_get(lnum); 4450 col = 0; 4451 if (*p != NUL) 4452 for (;;) 4453 { 4454 w = chartabsize(p, col); 4455 mb_ptr_adv(p); 4456 if (*p == NUL) /* don't count the last character */ 4457 break; 4458 col += w; 4459 } 4460 return col; 4461 } 4462 4463 /* Remember which line is currently the longest, so that we don't have to 4464 * search for it when scrolling horizontally. */ 4465 static linenr_T longest_lnum = 0; 4466 4467 /* 4468 * Find longest visible line number. If this is not possible (or not desired, 4469 * by setting 'h' in "guioptions") then the current line number is returned. 4470 */ 4471 static linenr_T 4472 gui_find_longest_lnum() 4473 { 4474 linenr_T ret = 0; 4475 4476 /* Calculate maximum for horizontal scrollbar. Check for reasonable 4477 * line numbers, topline and botline can be invalid when displaying is 4478 * postponed. */ 4479 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4480 && curwin->w_topline <= curwin->w_cursor.lnum 4481 && curwin->w_botline > curwin->w_cursor.lnum 4482 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) 4483 { 4484 linenr_T lnum; 4485 colnr_T n; 4486 long max = 0; 4487 4488 /* Use maximum of all visible lines. Remember the lnum of the 4489 * longest line, closest to the cursor line. Used when scrolling 4490 * below. */ 4491 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) 4492 { 4493 n = scroll_line_len(lnum); 4494 if (n > (colnr_T)max) 4495 { 4496 max = n; 4497 ret = lnum; 4498 } 4499 else if (n == (colnr_T)max 4500 && abs((int)(lnum - curwin->w_cursor.lnum)) 4501 < abs((int)(ret - curwin->w_cursor.lnum))) 4502 ret = lnum; 4503 } 4504 } 4505 else 4506 /* Use cursor line only. */ 4507 ret = curwin->w_cursor.lnum; 4508 4509 return ret; 4510 } 4511 4512 static void 4513 gui_update_horiz_scrollbar(force) 4514 int force; 4515 { 4516 long value, size, max; /* need 32 bit ints here */ 4517 4518 if (!gui.which_scrollbars[SBAR_BOTTOM]) 4519 return; 4520 4521 if (!force && gui.dragged_sb == SBAR_BOTTOM) 4522 return; 4523 4524 if (!force && curwin->w_p_wrap && gui.prev_wrap) 4525 return; 4526 4527 /* 4528 * It is possible for the cursor to be invalid if we're in the middle of 4529 * something (like changing files). If so, don't do anything for now. 4530 */ 4531 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4532 { 4533 gui.bottom_sbar.value = -1; 4534 return; 4535 } 4536 4537 size = W_WIDTH(curwin); 4538 if (curwin->w_p_wrap) 4539 { 4540 value = 0; 4541 #ifdef SCROLL_PAST_END 4542 max = 0; 4543 #else 4544 max = W_WIDTH(curwin) - 1; 4545 #endif 4546 } 4547 else 4548 { 4549 value = curwin->w_leftcol; 4550 4551 longest_lnum = gui_find_longest_lnum(); 4552 max = scroll_line_len(longest_lnum); 4553 4554 #ifdef FEAT_VIRTUALEDIT 4555 if (virtual_active()) 4556 { 4557 /* May move the cursor even further to the right. */ 4558 if (curwin->w_virtcol >= (colnr_T)max) 4559 max = curwin->w_virtcol; 4560 } 4561 #endif 4562 4563 #ifndef SCROLL_PAST_END 4564 max += W_WIDTH(curwin) - 1; 4565 #endif 4566 /* The line number isn't scrolled, thus there is less space when 4567 * 'number' or 'relativenumber' is set (also for 'foldcolumn'). */ 4568 size -= curwin_col_off(); 4569 #ifndef SCROLL_PAST_END 4570 max -= curwin_col_off(); 4571 #endif 4572 } 4573 4574 #ifndef SCROLL_PAST_END 4575 if (value > max - size + 1) 4576 value = max - size + 1; /* limit the value to allowable range */ 4577 #endif 4578 4579 #ifdef FEAT_RIGHTLEFT 4580 if (curwin->w_p_rl) 4581 { 4582 value = max + 1 - size - value; 4583 if (value < 0) 4584 { 4585 size += value; 4586 value = 0; 4587 } 4588 } 4589 #endif 4590 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size 4591 && max == gui.bottom_sbar.max) 4592 return; 4593 4594 gui.bottom_sbar.value = value; 4595 gui.bottom_sbar.size = size; 4596 gui.bottom_sbar.max = max; 4597 gui.prev_wrap = curwin->w_p_wrap; 4598 4599 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); 4600 } 4601 4602 /* 4603 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. 4604 */ 4605 int 4606 gui_do_horiz_scroll(leftcol, compute_longest_lnum) 4607 long_u leftcol; 4608 int compute_longest_lnum; 4609 { 4610 /* no wrapping, no scrolling */ 4611 if (curwin->w_p_wrap) 4612 return FALSE; 4613 4614 if (curwin->w_leftcol == (colnr_T)leftcol) 4615 return FALSE; 4616 4617 curwin->w_leftcol = (colnr_T)leftcol; 4618 4619 /* When the line of the cursor is too short, move the cursor to the 4620 * longest visible line. */ 4621 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4622 && !virtual_active() 4623 && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum)) 4624 { 4625 if (compute_longest_lnum) 4626 { 4627 curwin->w_cursor.lnum = gui_find_longest_lnum(); 4628 curwin->w_cursor.col = 0; 4629 } 4630 /* Do a sanity check on "longest_lnum", just in case. */ 4631 else if (longest_lnum >= curwin->w_topline 4632 && longest_lnum < curwin->w_botline) 4633 { 4634 curwin->w_cursor.lnum = longest_lnum; 4635 curwin->w_cursor.col = 0; 4636 } 4637 } 4638 4639 return leftcol_changed(); 4640 } 4641 4642 /* 4643 * Check that none of the colors are the same as the background color 4644 */ 4645 void 4646 gui_check_colors() 4647 { 4648 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4649 { 4650 gui_set_bg_color((char_u *)"White"); 4651 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4652 gui_set_fg_color((char_u *)"Black"); 4653 } 4654 } 4655 4656 static void 4657 gui_set_fg_color(name) 4658 char_u *name; 4659 { 4660 gui.norm_pixel = gui_get_color(name); 4661 hl_set_fg_color_name(vim_strsave(name)); 4662 } 4663 4664 static void 4665 gui_set_bg_color(name) 4666 char_u *name; 4667 { 4668 gui.back_pixel = gui_get_color(name); 4669 hl_set_bg_color_name(vim_strsave(name)); 4670 } 4671 4672 /* 4673 * Allocate a color by name. 4674 * Returns INVALCOLOR and gives an error message when failed. 4675 */ 4676 guicolor_T 4677 gui_get_color(name) 4678 char_u *name; 4679 { 4680 guicolor_T t; 4681 4682 if (*name == NUL) 4683 return INVALCOLOR; 4684 t = gui_mch_get_color(name); 4685 4686 if (t == INVALCOLOR 4687 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 4688 && gui.in_use 4689 #endif 4690 ) 4691 EMSG2(_("E254: Cannot allocate color %s"), name); 4692 return t; 4693 } 4694 4695 /* 4696 * Return the grey value of a color (range 0-255). 4697 */ 4698 int 4699 gui_get_lightness(pixel) 4700 guicolor_T pixel; 4701 { 4702 long_u rgb = gui_mch_get_rgb(pixel); 4703 4704 return (int)( (((rgb >> 16) & 0xff) * 299) 4705 + (((rgb >> 8) & 0xff) * 587) 4706 + ((rgb & 0xff) * 114)) / 1000; 4707 } 4708 4709 #if defined(FEAT_GUI_X11) || defined(PROTO) 4710 void 4711 gui_new_scrollbar_colors() 4712 { 4713 win_T *wp; 4714 4715 /* Nothing to do if GUI hasn't started yet. */ 4716 if (!gui.in_use) 4717 return; 4718 4719 FOR_ALL_WINDOWS(wp) 4720 { 4721 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); 4722 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); 4723 } 4724 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); 4725 } 4726 #endif 4727 4728 /* 4729 * Call this when focus has changed. 4730 */ 4731 void 4732 gui_focus_change(in_focus) 4733 int in_focus; 4734 { 4735 /* 4736 * Skip this code to avoid drawing the cursor when debugging and switching 4737 * between the debugger window and gvim. 4738 */ 4739 #if 1 4740 gui.in_focus = in_focus; 4741 out_flush(); /* make sure output has been written */ 4742 gui_update_cursor(TRUE, FALSE); 4743 4744 # ifdef FEAT_XIM 4745 xim_set_focus(in_focus); 4746 # endif 4747 4748 /* Put events in the input queue only when allowed. 4749 * ui_focus_change() isn't called directly, because it invokes 4750 * autocommands and that must not happen asynchronously. */ 4751 if (!hold_gui_events) 4752 { 4753 char_u bytes[3]; 4754 4755 bytes[0] = CSI; 4756 bytes[1] = KS_EXTRA; 4757 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST; 4758 add_to_input_buf(bytes, 3); 4759 } 4760 #endif 4761 } 4762 4763 /* 4764 * Called when the mouse moved (but not when dragging). 4765 */ 4766 void 4767 gui_mouse_moved(x, y) 4768 int x; 4769 int y; 4770 { 4771 win_T *wp; 4772 char_u st[8]; 4773 4774 /* Ignore this while still starting up. */ 4775 if (!gui.in_use || gui.starting) 4776 return; 4777 4778 #ifdef FEAT_MOUSESHAPE 4779 /* Get window pointer, and update mouse shape as well. */ 4780 wp = xy2win(x, y); 4781 #endif 4782 4783 /* Only handle this when 'mousefocus' set and ... */ 4784 if (p_mousef 4785 && !hold_gui_events /* not holding events */ 4786 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */ 4787 && State != HITRETURN /* but not hit-return prompt */ 4788 && msg_scrolled == 0 /* no scrolled message */ 4789 && !need_mouse_correct /* not moving the pointer */ 4790 && gui.in_focus) /* gvim in focus */ 4791 { 4792 /* Don't move the mouse when it's left or right of the Vim window */ 4793 if (x < 0 || x > Columns * gui.char_width) 4794 return; 4795 #ifndef FEAT_MOUSESHAPE 4796 wp = xy2win(x, y); 4797 #endif 4798 if (wp == curwin || wp == NULL) 4799 return; /* still in the same old window, or none at all */ 4800 4801 #ifdef FEAT_WINDOWS 4802 /* Ignore position in the tab pages line. */ 4803 if (Y_2_ROW(y) < tabline_height()) 4804 return; 4805 #endif 4806 4807 /* 4808 * format a mouse click on status line input 4809 * ala gui_send_mouse_event(0, x, y, 0, 0); 4810 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will 4811 * generate a K_LEFTMOUSE_NM key code. 4812 */ 4813 if (finish_op) 4814 { 4815 /* abort the current operator first */ 4816 st[0] = ESC; 4817 add_to_input_buf(st, 1); 4818 } 4819 st[0] = CSI; 4820 st[1] = KS_MOUSE; 4821 st[2] = KE_FILLER; 4822 st[3] = (char_u)MOUSE_LEFT; 4823 fill_mouse_coord(st + 4, 4824 #ifdef FEAT_VERTSPLIT 4825 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, 4826 #else 4827 -1, 4828 #endif 4829 wp->w_height + W_WINROW(wp)); 4830 4831 add_to_input_buf(st, 8); 4832 st[3] = (char_u)MOUSE_RELEASE; 4833 add_to_input_buf(st, 8); 4834 #ifdef FEAT_GUI_GTK 4835 /* Need to wake up the main loop */ 4836 if (gtk_main_level() > 0) 4837 gtk_main_quit(); 4838 #endif 4839 } 4840 } 4841 4842 /* 4843 * Called when mouse should be moved to window with focus. 4844 */ 4845 void 4846 gui_mouse_correct() 4847 { 4848 int x, y; 4849 win_T *wp = NULL; 4850 4851 need_mouse_correct = FALSE; 4852 4853 if (!(gui.in_use && p_mousef)) 4854 return; 4855 4856 gui_mch_getmouse(&x, &y); 4857 /* Don't move the mouse when it's left or right of the Vim window */ 4858 if (x < 0 || x > Columns * gui.char_width) 4859 return; 4860 if (y >= 0 4861 # ifdef FEAT_WINDOWS 4862 && Y_2_ROW(y) >= tabline_height() 4863 # endif 4864 ) 4865 wp = xy2win(x, y); 4866 if (wp != curwin && wp != NULL) /* If in other than current window */ 4867 { 4868 validate_cline_row(); 4869 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, 4870 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height 4871 + (gui.char_height) / 2); 4872 } 4873 } 4874 4875 /* 4876 * Find window where the mouse pointer "y" coordinate is in. 4877 */ 4878 static win_T * 4879 xy2win(x, y) 4880 int x UNUSED; 4881 int y UNUSED; 4882 { 4883 #ifdef FEAT_WINDOWS 4884 int row; 4885 int col; 4886 win_T *wp; 4887 4888 row = Y_2_ROW(y); 4889 col = X_2_COL(x); 4890 if (row < 0 || col < 0) /* before first window */ 4891 return NULL; 4892 wp = mouse_find_win(&row, &col); 4893 # ifdef FEAT_MOUSESHAPE 4894 if (State == HITRETURN || State == ASKMORE) 4895 { 4896 if (Y_2_ROW(y) >= msg_row) 4897 update_mouseshape(SHAPE_IDX_MOREL); 4898 else 4899 update_mouseshape(SHAPE_IDX_MORE); 4900 } 4901 else if (row > wp->w_height) /* below status line */ 4902 update_mouseshape(SHAPE_IDX_CLINE); 4903 # ifdef FEAT_VERTSPLIT 4904 else if (!(State & CMDLINE) && W_VSEP_WIDTH(wp) > 0 && col == wp->w_width 4905 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) 4906 update_mouseshape(SHAPE_IDX_VSEP); 4907 # endif 4908 else if (!(State & CMDLINE) && W_STATUS_HEIGHT(wp) > 0 4909 && row == wp->w_height && msg_scrolled == 0) 4910 update_mouseshape(SHAPE_IDX_STATUS); 4911 else 4912 update_mouseshape(-2); 4913 # endif 4914 return wp; 4915 #else 4916 return firstwin; 4917 #endif 4918 } 4919 4920 /* 4921 * ":gui" and ":gvim": Change from the terminal version to the GUI version. 4922 * File names may be given to redefine the args list. 4923 */ 4924 void 4925 ex_gui(eap) 4926 exarg_T *eap; 4927 { 4928 char_u *arg = eap->arg; 4929 4930 /* 4931 * Check for "-f" argument: foreground, don't fork. 4932 * Also don't fork when started with "gvim -f". 4933 * Do fork when using "gui -b". 4934 */ 4935 if (arg[0] == '-' 4936 && (arg[1] == 'f' || arg[1] == 'b') 4937 && (arg[2] == NUL || vim_iswhite(arg[2]))) 4938 { 4939 gui.dofork = (arg[1] == 'b'); 4940 eap->arg = skipwhite(eap->arg + 2); 4941 } 4942 if (!gui.in_use) 4943 { 4944 /* Clear the command. Needed for when forking+exiting, to avoid part 4945 * of the argument ending up after the shell prompt. */ 4946 msg_clr_eos_force(); 4947 gui_start(); 4948 #ifdef FEAT_NETBEANS_INTG 4949 netbeans_gui_register(); 4950 #endif 4951 } 4952 if (!ends_excmd(*eap->arg)) 4953 ex_next(eap); 4954 } 4955 4956 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32) \ 4957 || defined(FEAT_GUI_PHOTON)) && defined(FEAT_TOOLBAR)) || defined(PROTO) 4958 /* 4959 * This is shared between Athena, Motif and GTK. 4960 */ 4961 static void gfp_setname __ARGS((char_u *fname, void *cookie)); 4962 4963 /* 4964 * Callback function for do_in_runtimepath(). 4965 */ 4966 static void 4967 gfp_setname(fname, cookie) 4968 char_u *fname; 4969 void *cookie; 4970 { 4971 char_u *gfp_buffer = cookie; 4972 4973 if (STRLEN(fname) >= MAXPATHL) 4974 *gfp_buffer = NUL; 4975 else 4976 STRCPY(gfp_buffer, fname); 4977 } 4978 4979 /* 4980 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. 4981 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. 4982 */ 4983 int 4984 gui_find_bitmap(name, buffer, ext) 4985 char_u *name; 4986 char_u *buffer; 4987 char *ext; 4988 { 4989 if (STRLEN(name) > MAXPATHL - 14) 4990 return FAIL; 4991 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); 4992 if (do_in_runtimepath(buffer, FALSE, gfp_setname, buffer) == FAIL 4993 || *buffer == NUL) 4994 return FAIL; 4995 return OK; 4996 } 4997 4998 # if !defined(FEAT_GUI_GTK) || defined(PROTO) 4999 /* 5000 * Given the name of the "icon=" argument, try finding the bitmap file for the 5001 * icon. If it is an absolute path name, use it as it is. Otherwise append 5002 * "ext" and search for it in 'runtimepath'. 5003 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" 5004 * contains "name". 5005 */ 5006 void 5007 gui_find_iconfile(name, buffer, ext) 5008 char_u *name; 5009 char_u *buffer; 5010 char *ext; 5011 { 5012 char_u buf[MAXPATHL + 1]; 5013 5014 expand_env(name, buffer, MAXPATHL); 5015 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) 5016 STRCPY(buffer, buf); 5017 } 5018 # endif 5019 #endif 5020 5021 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) 5022 void 5023 display_errors() 5024 { 5025 char_u *p; 5026 5027 if (isatty(2)) 5028 fflush(stderr); 5029 else if (error_ga.ga_data != NULL) 5030 { 5031 /* avoid putting up a message box with blanks only */ 5032 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) 5033 if (!isspace(*p)) 5034 { 5035 /* Truncate a very long message, it will go off-screen. */ 5036 if (STRLEN(p) > 2000) 5037 STRCPY(p + 2000 - 14, "...(truncated)"); 5038 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), 5039 p, (char_u *)_("&Ok"), 1, NULL, FALSE); 5040 break; 5041 } 5042 ga_clear(&error_ga); 5043 } 5044 } 5045 #endif 5046 5047 #if defined(NO_CONSOLE_INPUT) || defined(PROTO) 5048 /* 5049 * Return TRUE if still starting up and there is no place to enter text. 5050 * For GTK and X11 we check if stderr is not a tty, which means we were 5051 * (probably) started from the desktop. Also check stdin, "vim >& file" does 5052 * allow typing on stdin. 5053 */ 5054 int 5055 no_console_input() 5056 { 5057 return ((!gui.in_use || gui.starting) 5058 # ifndef NO_CONSOLE 5059 && !isatty(0) && !isatty(2) 5060 # endif 5061 ); 5062 } 5063 #endif 5064 5065 #if defined(FIND_REPLACE_DIALOG) || defined(FEAT_SUN_WORKSHOP) \ 5066 || defined(NEED_GUI_UPDATE_SCREEN) \ 5067 || defined(PROTO) 5068 /* 5069 * Update the current window and the screen. 5070 */ 5071 void 5072 gui_update_screen() 5073 { 5074 #ifdef FEAT_CONCEAL 5075 linenr_T conceal_old_cursor_line = 0; 5076 linenr_T conceal_new_cursor_line = 0; 5077 int conceal_update_lines = FALSE; 5078 #endif 5079 5080 update_topline(); 5081 validate_cursor(); 5082 5083 #if defined(FEAT_AUTOCMD) || defined(FEAT_CONCEAL) 5084 /* Trigger CursorMoved if the cursor moved. */ 5085 if (!finish_op && ( 5086 # ifdef FEAT_AUTOCMD 5087 has_cursormoved() 5088 # endif 5089 # if defined(FEAT_AUTOCMD) && defined(FEAT_CONCEAL) 5090 || 5091 # endif 5092 # ifdef FEAT_CONCEAL 5093 curwin->w_p_cole > 0 5094 # endif 5095 ) 5096 && !equalpos(last_cursormoved, curwin->w_cursor)) 5097 { 5098 # ifdef FEAT_AUTOCMD 5099 if (has_cursormoved()) 5100 apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); 5101 # endif 5102 # ifdef FEAT_CONCEAL 5103 if (curwin->w_p_cole > 0) 5104 { 5105 conceal_old_cursor_line = last_cursormoved.lnum; 5106 conceal_new_cursor_line = curwin->w_cursor.lnum; 5107 conceal_update_lines = TRUE; 5108 } 5109 # endif 5110 last_cursormoved = curwin->w_cursor; 5111 } 5112 #endif 5113 5114 update_screen(0); /* may need to update the screen */ 5115 setcursor(); 5116 # if defined(FEAT_CONCEAL) 5117 if (conceal_update_lines 5118 && (conceal_old_cursor_line != conceal_new_cursor_line 5119 || conceal_cursor_line(curwin) 5120 || need_cursor_line_redraw)) 5121 { 5122 if (conceal_old_cursor_line != conceal_new_cursor_line) 5123 update_single_line(curwin, conceal_old_cursor_line); 5124 update_single_line(curwin, conceal_new_cursor_line); 5125 curwin->w_valid &= ~VALID_CROW; 5126 } 5127 # endif 5128 out_flush(); /* make sure output has been written */ 5129 gui_update_cursor(TRUE, FALSE); 5130 gui_mch_flush(); 5131 } 5132 #endif 5133 5134 #if defined(FIND_REPLACE_DIALOG) || defined(PROTO) 5135 static void concat_esc __ARGS((garray_T *gap, char_u *text, int what)); 5136 5137 /* 5138 * Get the text to use in a find/replace dialog. Uses the last search pattern 5139 * if the argument is empty. 5140 * Returns an allocated string. 5141 */ 5142 char_u * 5143 get_find_dialog_text(arg, wwordp, mcasep) 5144 char_u *arg; 5145 int *wwordp; /* return: TRUE if \< \> found */ 5146 int *mcasep; /* return: TRUE if \C found */ 5147 { 5148 char_u *text; 5149 5150 if (*arg == NUL) 5151 text = last_search_pat(); 5152 else 5153 text = arg; 5154 if (text != NULL) 5155 { 5156 text = vim_strsave(text); 5157 if (text != NULL) 5158 { 5159 int len = (int)STRLEN(text); 5160 int i; 5161 5162 /* Remove "\V" */ 5163 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) 5164 { 5165 mch_memmove(text, text + 2, (size_t)(len - 1)); 5166 len -= 2; 5167 } 5168 5169 /* Recognize "\c" and "\C" and remove. */ 5170 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) 5171 { 5172 *mcasep = (text[1] == 'C'); 5173 mch_memmove(text, text + 2, (size_t)(len - 1)); 5174 len -= 2; 5175 } 5176 5177 /* Recognize "\<text\>" and remove. */ 5178 if (len >= 4 5179 && STRNCMP(text, "\\<", 2) == 0 5180 && STRNCMP(text + len - 2, "\\>", 2) == 0) 5181 { 5182 *wwordp = TRUE; 5183 mch_memmove(text, text + 2, (size_t)(len - 4)); 5184 text[len - 4] = NUL; 5185 } 5186 5187 /* Recognize "\/" or "\?" and remove. */ 5188 for (i = 0; i + 1 < len; ++i) 5189 if (text[i] == '\\' && (text[i + 1] == '/' 5190 || text[i + 1] == '?')) 5191 { 5192 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); 5193 --len; 5194 } 5195 } 5196 } 5197 return text; 5198 } 5199 5200 /* 5201 * Concatenate "text" to grow array "gap", escaping "what" with a backslash. 5202 */ 5203 static void 5204 concat_esc(gap, text, what) 5205 garray_T *gap; 5206 char_u *text; 5207 int what; 5208 { 5209 while (*text != NUL) 5210 { 5211 #ifdef FEAT_MBYTE 5212 int l = (*mb_ptr2len)(text); 5213 5214 if (l > 1) 5215 { 5216 while (--l >= 0) 5217 ga_append(gap, *text++); 5218 continue; 5219 } 5220 #endif 5221 if (*text == what) 5222 ga_append(gap, '\\'); 5223 ga_append(gap, *text); 5224 ++text; 5225 } 5226 } 5227 5228 /* 5229 * Handle the press of a button in the find-replace dialog. 5230 * Return TRUE when something was added to the input buffer. 5231 */ 5232 int 5233 gui_do_findrepl(flags, find_text, repl_text, down) 5234 int flags; /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */ 5235 char_u *find_text; 5236 char_u *repl_text; 5237 int down; /* Search downwards. */ 5238 { 5239 garray_T ga; 5240 int i; 5241 int type = (flags & FRD_TYPE_MASK); 5242 char_u *p; 5243 regmatch_T regmatch; 5244 int save_did_emsg = did_emsg; 5245 static int busy = FALSE; 5246 5247 /* When the screen is being updated we should not change buffers and 5248 * windows structures, it may cause freed memory to be used. Also don't 5249 * do this recursively (pressing "Find" quickly several times. */ 5250 if (updating_screen || busy) 5251 return FALSE; 5252 5253 /* refuse replace when text cannot be changed */ 5254 if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked()) 5255 return FALSE; 5256 5257 busy = TRUE; 5258 5259 ga_init2(&ga, 1, 100); 5260 if (type == FRD_REPLACEALL) 5261 ga_concat(&ga, (char_u *)"%s/"); 5262 5263 ga_concat(&ga, (char_u *)"\\V"); 5264 if (flags & FRD_MATCH_CASE) 5265 ga_concat(&ga, (char_u *)"\\C"); 5266 else 5267 ga_concat(&ga, (char_u *)"\\c"); 5268 if (flags & FRD_WHOLE_WORD) 5269 ga_concat(&ga, (char_u *)"\\<"); 5270 if (type == FRD_REPLACEALL || down) 5271 concat_esc(&ga, find_text, '/'); /* escape slashes */ 5272 else 5273 concat_esc(&ga, find_text, '?'); /* escape '?' */ 5274 if (flags & FRD_WHOLE_WORD) 5275 ga_concat(&ga, (char_u *)"\\>"); 5276 5277 if (type == FRD_REPLACEALL) 5278 { 5279 ga_concat(&ga, (char_u *)"/"); 5280 /* escape / and \ */ 5281 p = vim_strsave_escaped(repl_text, (char_u *)"/\\"); 5282 if (p != NULL) 5283 ga_concat(&ga, p); 5284 vim_free(p); 5285 ga_concat(&ga, (char_u *)"/g"); 5286 } 5287 ga_append(&ga, NUL); 5288 5289 if (type == FRD_REPLACE) 5290 { 5291 /* Do the replacement when the text at the cursor matches. Thus no 5292 * replacement is done if the cursor was moved! */ 5293 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); 5294 regmatch.rm_ic = 0; 5295 if (regmatch.regprog != NULL) 5296 { 5297 p = ml_get_cursor(); 5298 if (vim_regexec_nl(®match, p, (colnr_T)0) 5299 && regmatch.startp[0] == p) 5300 { 5301 /* Clear the command line to remove any old "No match" 5302 * error. */ 5303 msg_end_prompt(); 5304 5305 if (u_save_cursor() == OK) 5306 { 5307 /* A button was pressed thus undo should be synced. */ 5308 u_sync(FALSE); 5309 5310 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), 5311 FALSE, FALSE); 5312 ins_str(repl_text); 5313 } 5314 } 5315 else 5316 MSG(_("No match at cursor, finding next")); 5317 vim_free(regmatch.regprog); 5318 } 5319 } 5320 5321 if (type == FRD_REPLACEALL) 5322 { 5323 /* A button was pressed, thus undo should be synced. */ 5324 u_sync(FALSE); 5325 do_cmdline_cmd(ga.ga_data); 5326 } 5327 else 5328 { 5329 /* Search for the next match. */ 5330 i = msg_scroll; 5331 do_search(NULL, down ? '/' : '?', ga.ga_data, 1L, 5332 SEARCH_MSG + SEARCH_MARK, NULL); 5333 msg_scroll = i; /* don't let an error message set msg_scroll */ 5334 } 5335 5336 /* Don't want to pass did_emsg to other code, it may cause disabling 5337 * syntax HL if we were busy redrawing. */ 5338 did_emsg = save_did_emsg; 5339 5340 if (State & (NORMAL | INSERT)) 5341 { 5342 gui_update_screen(); /* update the screen */ 5343 msg_didout = 0; /* overwrite any message */ 5344 need_wait_return = FALSE; /* don't wait for return */ 5345 } 5346 5347 vim_free(ga.ga_data); 5348 busy = FALSE; 5349 return (ga.ga_len > 0); 5350 } 5351 5352 #endif 5353 5354 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \ 5355 || defined(FEAT_GUI_MSWIN) \ 5356 || defined(FEAT_GUI_MAC) \ 5357 || defined(PROTO) 5358 5359 #ifdef FEAT_WINDOWS 5360 static void gui_wingoto_xy __ARGS((int x, int y)); 5361 5362 /* 5363 * Jump to the window at specified point (x, y). 5364 */ 5365 static void 5366 gui_wingoto_xy(x, y) 5367 int x; 5368 int y; 5369 { 5370 int row = Y_2_ROW(y); 5371 int col = X_2_COL(x); 5372 win_T *wp; 5373 5374 if (row >= 0 && col >= 0) 5375 { 5376 wp = mouse_find_win(&row, &col); 5377 if (wp != NULL && wp != curwin) 5378 win_goto(wp); 5379 } 5380 } 5381 #endif 5382 5383 /* 5384 * Process file drop. Mouse cursor position, key modifiers, name of files 5385 * and count of files are given. Argument "fnames[count]" has full pathnames 5386 * of dropped files, they will be freed in this function, and caller can't use 5387 * fnames after call this function. 5388 */ 5389 void 5390 gui_handle_drop(x, y, modifiers, fnames, count) 5391 int x UNUSED; 5392 int y UNUSED; 5393 int_u modifiers; 5394 char_u **fnames; 5395 int count; 5396 { 5397 int i; 5398 char_u *p; 5399 static int entered = FALSE; 5400 5401 /* 5402 * This function is called by event handlers. Just in case we get a 5403 * second event before the first one is handled, ignore the second one. 5404 * Not sure if this can ever happen, just in case. 5405 */ 5406 if (entered) 5407 return; 5408 entered = TRUE; 5409 5410 /* 5411 * When the cursor is at the command line, add the file names to the 5412 * command line, don't edit the files. 5413 */ 5414 if (State & CMDLINE) 5415 { 5416 shorten_filenames(fnames, count); 5417 for (i = 0; i < count; ++i) 5418 { 5419 if (fnames[i] != NULL) 5420 { 5421 if (i > 0) 5422 add_to_input_buf((char_u*)" ", 1); 5423 5424 /* We don't know what command is used thus we can't be sure 5425 * about which characters need to be escaped. Only escape the 5426 * most common ones. */ 5427 # ifdef BACKSLASH_IN_FILENAME 5428 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); 5429 # else 5430 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); 5431 # endif 5432 if (p != NULL) 5433 add_to_input_buf_csi(p, (int)STRLEN(p)); 5434 vim_free(p); 5435 vim_free(fnames[i]); 5436 } 5437 } 5438 vim_free(fnames); 5439 } 5440 else 5441 { 5442 /* Go to the window under mouse cursor, then shorten given "fnames" by 5443 * current window, because a window can have local current dir. */ 5444 # ifdef FEAT_WINDOWS 5445 gui_wingoto_xy(x, y); 5446 # endif 5447 shorten_filenames(fnames, count); 5448 5449 /* If Shift held down, remember the first item. */ 5450 if ((modifiers & MOUSE_SHIFT) != 0) 5451 p = vim_strsave(fnames[0]); 5452 else 5453 p = NULL; 5454 5455 /* Handle the drop, :edit or :split to get to the file. This also 5456 * frees fnames[]. Skip this if there is only one item it's a 5457 * directory and Shift is held down. */ 5458 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 5459 && mch_isdir(fnames[0])) 5460 { 5461 vim_free(fnames[0]); 5462 vim_free(fnames); 5463 } 5464 else 5465 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0); 5466 5467 /* If Shift held down, change to first file's directory. If the first 5468 * item is a directory, change to that directory (and let the explorer 5469 * plugin show the contents). */ 5470 if (p != NULL) 5471 { 5472 if (mch_isdir(p)) 5473 { 5474 if (mch_chdir((char *)p) == 0) 5475 shorten_fnames(TRUE); 5476 } 5477 else if (vim_chdirfile(p) == OK) 5478 shorten_fnames(TRUE); 5479 vim_free(p); 5480 } 5481 5482 /* Update the screen display */ 5483 update_screen(NOT_VALID); 5484 # ifdef FEAT_MENU 5485 gui_update_menus(0); 5486 # endif 5487 #ifdef FEAT_TITLE 5488 maketitle(); 5489 #endif 5490 setcursor(); 5491 out_flush(); 5492 gui_update_cursor(FALSE, FALSE); 5493 gui_mch_flush(); 5494 } 5495 5496 entered = FALSE; 5497 } 5498 #endif 5499