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 int pipefd[2]; /* pipe between parent and child */ 210 int pipe_error; 211 int status; 212 int exit_status; 213 pid_t pid = -1; 214 215 /* Setup a pipe between the child and the parent, so that the parent 216 * knows when the child has done the setsid() call and is allowed to 217 * exit. */ 218 pipe_error = (pipe(pipefd) < 0); 219 pid = fork(); 220 if (pid < 0) /* Fork error */ 221 { 222 EMSG(_("E851: Failed to create a new process for the GUI")); 223 return; 224 } 225 else if (pid > 0) /* Parent */ 226 { 227 /* Give the child some time to do the setsid(), otherwise the 228 * exit() may kill the child too (when starting gvim from inside a 229 * gvim). */ 230 if (!pipe_error) 231 { 232 /* The read returns when the child closes the pipe (or when 233 * the child dies for some reason). */ 234 close(pipefd[1]); 235 status = gui_read_child_pipe(pipefd[0]); 236 if (status == GUI_CHILD_FAILED) 237 { 238 /* The child failed to start the GUI, so the caller must 239 * continue. There may be more error information written 240 * to stderr by the child. */ 241 # ifdef __NeXT__ 242 wait4(pid, &exit_status, 0, (struct rusage *)0); 243 # else 244 waitpid(pid, &exit_status, 0); 245 # endif 246 EMSG(_("E852: The child process failed to start the GUI")); 247 return; 248 } 249 else if (status == GUI_CHILD_IO_ERROR) 250 { 251 pipe_error = TRUE; 252 } 253 /* else GUI_CHILD_OK: parent exit */ 254 } 255 256 if (pipe_error) 257 ui_delay(300L, TRUE); 258 259 /* When swapping screens we may need to go to the next line, e.g., 260 * after a hit-enter prompt and using ":gui". */ 261 if (newline_on_exit) 262 mch_errmsg("\r\n"); 263 264 /* 265 * The parent must skip the normal exit() processing, the child 266 * will do it. For example, GTK messes up signals when exiting. 267 */ 268 _exit(0); 269 } 270 /* Child */ 271 272 #ifdef FEAT_GUI_GTK 273 /* Call gtk_init_check() here after fork(). See gui_init_check(). */ 274 if (gui_mch_init_check() != OK) 275 exit(1); 276 #endif 277 278 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) 279 /* 280 * Change our process group. On some systems/shells a CTRL-C in the 281 * shell where Vim was started would otherwise kill gvim! 282 */ 283 # if defined(HAVE_SETSID) 284 (void)setsid(); 285 # else 286 (void)setpgid(0, 0); 287 # endif 288 # endif 289 if (!pipe_error) 290 close(pipefd[0]); 291 292 # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) 293 /* Tell the session manager our new PID */ 294 gui_mch_forked(); 295 # endif 296 297 /* Try to start the GUI */ 298 gui_attempt_start(); 299 300 /* Notify the parent */ 301 if (!pipe_error) 302 { 303 if (gui.in_use) 304 write_eintr(pipefd[1], "ok", 3); 305 else 306 write_eintr(pipefd[1], "fail", 5); 307 close(pipefd[1]); 308 } 309 310 /* If we failed to start the GUI, exit now. */ 311 if (!gui.in_use) 312 exit(1); 313 } 314 315 /* 316 * Read from a pipe assumed to be connected to the child process (this 317 * function is called from the parent). 318 * Return GUI_CHILD_OK if the child successfully started the GUI, 319 * GUY_CHILD_FAILED if the child failed, or GUI_CHILD_IO_ERROR if there was 320 * some other error. 321 * 322 * The file descriptor will be closed before the function returns. 323 */ 324 static int 325 gui_read_child_pipe(int fd) 326 { 327 long bytes_read; 328 #define READ_BUFFER_SIZE 10 329 char buffer[READ_BUFFER_SIZE]; 330 331 bytes_read = read_eintr(fd, buffer, READ_BUFFER_SIZE - 1); 332 #undef READ_BUFFER_SIZE 333 close(fd); 334 if (bytes_read < 0) 335 return GUI_CHILD_IO_ERROR; 336 buffer[bytes_read] = NUL; 337 if (strcmp(buffer, "ok") == 0) 338 return GUI_CHILD_OK; 339 return GUI_CHILD_FAILED; 340 } 341 342 #endif /* MAY_FORK */ 343 344 /* 345 * Call this when vim starts up, whether or not the GUI is started 346 */ 347 void 348 gui_prepare(argc, argv) 349 int *argc; 350 char **argv; 351 { 352 gui.in_use = FALSE; /* No GUI yet (maybe later) */ 353 gui.starting = FALSE; /* No GUI yet (maybe later) */ 354 gui_mch_prepare(argc, argv); 355 } 356 357 /* 358 * Try initializing the GUI and check if it can be started. 359 * Used from main() to check early if "vim -g" can start the GUI. 360 * Used from gui_init() to prepare for starting the GUI. 361 * Returns FAIL or OK. 362 */ 363 int 364 gui_init_check() 365 { 366 static int result = MAYBE; 367 368 if (result != MAYBE) 369 { 370 if (result == FAIL) 371 EMSG(_("E229: Cannot start the GUI")); 372 return result; 373 } 374 375 gui.shell_created = FALSE; 376 gui.dying = FALSE; 377 gui.in_focus = TRUE; /* so the guicursor setting works */ 378 gui.dragged_sb = SBAR_NONE; 379 gui.dragged_wp = NULL; 380 gui.pointer_hidden = FALSE; 381 gui.col = 0; 382 gui.row = 0; 383 gui.num_cols = Columns; 384 gui.num_rows = Rows; 385 386 gui.cursor_is_valid = FALSE; 387 gui.scroll_region_top = 0; 388 gui.scroll_region_bot = Rows - 1; 389 gui.scroll_region_left = 0; 390 gui.scroll_region_right = Columns - 1; 391 gui.highlight_mask = HL_NORMAL; 392 gui.char_width = 1; 393 gui.char_height = 1; 394 gui.char_ascent = 0; 395 gui.border_width = 0; 396 397 gui.norm_font = NOFONT; 398 #ifndef FEAT_GUI_GTK 399 gui.bold_font = NOFONT; 400 gui.ital_font = NOFONT; 401 gui.boldital_font = NOFONT; 402 # ifdef FEAT_XFONTSET 403 gui.fontset = NOFONTSET; 404 # endif 405 #endif 406 #ifdef FEAT_MBYTE 407 gui.wide_font = NOFONT; 408 # ifndef FEAT_GUI_GTK 409 gui.wide_bold_font = NOFONT; 410 gui.wide_ital_font = NOFONT; 411 gui.wide_boldital_font = NOFONT; 412 # endif 413 #endif 414 415 #ifdef FEAT_MENU 416 # ifndef FEAT_GUI_GTK 417 # ifdef FONTSET_ALWAYS 418 gui.menu_fontset = NOFONTSET; 419 # else 420 gui.menu_font = NOFONT; 421 # endif 422 # endif 423 gui.menu_is_active = TRUE; /* default: include menu */ 424 # ifndef FEAT_GUI_GTK 425 gui.menu_height = MENU_DEFAULT_HEIGHT; 426 gui.menu_width = 0; 427 # endif 428 #endif 429 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 430 gui.toolbar_height = 0; 431 #endif 432 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) 433 gui.footer_height = 0; 434 #endif 435 #ifdef FEAT_BEVAL_TIP 436 gui.tooltip_fontset = NOFONTSET; 437 #endif 438 439 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; 440 gui.prev_wrap = -1; 441 442 #ifdef ALWAYS_USE_GUI 443 result = OK; 444 #else 445 # ifdef FEAT_GUI_GTK 446 /* 447 * Note: Don't call gtk_init_check() before fork, it will be called after 448 * the fork. When calling it before fork, it make vim hang for a while. 449 * See gui_do_fork(). 450 * Use a simpler check if the GUI window can probably be opened. 451 */ 452 result = gui.dofork ? gui_mch_early_init_check() : gui_mch_init_check(); 453 # else 454 result = gui_mch_init_check(); 455 # endif 456 #endif 457 return result; 458 } 459 460 /* 461 * This is the call which starts the GUI. 462 */ 463 void 464 gui_init() 465 { 466 win_T *wp; 467 static int recursive = 0; 468 469 /* 470 * It's possible to use ":gui" in a .gvimrc file. The first halve of this 471 * function will then be executed at the first call, the rest by the 472 * recursive call. This allow the shell to be opened halfway reading a 473 * gvimrc file. 474 */ 475 if (!recursive) 476 { 477 ++recursive; 478 479 clip_init(TRUE); 480 481 /* If can't initialize, don't try doing the rest */ 482 if (gui_init_check() == FAIL) 483 { 484 --recursive; 485 clip_init(FALSE); 486 return; 487 } 488 489 /* 490 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It 491 * breaks the Paste toolbar button. 492 */ 493 set_option_value((char_u *)"paste", 0L, NULL, 0); 494 495 /* 496 * Set up system-wide default menus. 497 */ 498 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) 499 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) 500 { 501 sys_menu = TRUE; 502 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE); 503 sys_menu = FALSE; 504 } 505 #endif 506 507 /* 508 * Switch on the mouse by default, unless the user changed it already. 509 * This can then be changed in the .gvimrc. 510 */ 511 if (!option_was_set((char_u *)"mouse")) 512 set_string_option_direct((char_u *)"mouse", -1, 513 (char_u *)"a", OPT_FREE, SID_NONE); 514 515 /* 516 * If -U option given, use only the initializations from that file and 517 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". 518 */ 519 if (use_gvimrc != NULL) 520 { 521 if (STRCMP(use_gvimrc, "NONE") != 0 522 && STRCMP(use_gvimrc, "NORC") != 0 523 && do_source(use_gvimrc, FALSE, DOSO_NONE) != OK) 524 EMSG2(_("E230: Cannot read from \"%s\""), use_gvimrc); 525 } 526 else 527 { 528 /* 529 * Get system wide defaults for gvim, only when file name defined. 530 */ 531 #ifdef SYS_GVIMRC_FILE 532 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE); 533 #endif 534 535 /* 536 * Try to read GUI initialization commands from the following 537 * places: 538 * - environment variable GVIMINIT 539 * - the user gvimrc file (~/.gvimrc) 540 * - the second user gvimrc file ($VIM/.gvimrc for Dos) 541 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) 542 * The first that exists is used, the rest is ignored. 543 */ 544 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL 545 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, 546 DOSO_GVIMRC) == FAIL 547 #ifdef USR_GVIMRC_FILE2 548 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, 549 DOSO_GVIMRC) == FAIL 550 #endif 551 #ifdef USR_GVIMRC_FILE3 552 && do_source((char_u *)USR_GVIMRC_FILE3, TRUE, 553 DOSO_GVIMRC) == FAIL 554 #endif 555 ) 556 { 557 #ifdef USR_GVIMRC_FILE4 558 (void)do_source((char_u *)USR_GVIMRC_FILE4, TRUE, DOSO_GVIMRC); 559 #endif 560 } 561 562 /* 563 * Read initialization commands from ".gvimrc" in current 564 * directory. This is only done if the 'exrc' option is set. 565 * Because of security reasons we disallow shell and write 566 * commands now, except for unix if the file is owned by the user 567 * or 'secure' option has been reset in environment of global 568 * ".gvimrc". 569 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, 570 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. 571 */ 572 if (p_exrc) 573 { 574 #ifdef UNIX 575 { 576 struct stat s; 577 578 /* if ".gvimrc" file is not owned by user, set 'secure' 579 * mode */ 580 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) 581 secure = p_secure; 582 } 583 #else 584 secure = p_secure; 585 #endif 586 587 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, 588 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 589 #ifdef SYS_GVIMRC_FILE 590 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, 591 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 592 #endif 593 #ifdef USR_GVIMRC_FILE2 594 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, 595 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 596 #endif 597 #ifdef USR_GVIMRC_FILE3 598 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, 599 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 600 #endif 601 #ifdef USR_GVIMRC_FILE4 602 && fullpathcmp((char_u *)USR_GVIMRC_FILE4, 603 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 604 #endif 605 ) 606 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC); 607 608 if (secure == 2) 609 need_wait_return = TRUE; 610 secure = 0; 611 } 612 } 613 614 if (need_wait_return || msg_didany) 615 wait_return(TRUE); 616 617 --recursive; 618 } 619 620 /* If recursive call opened the shell, return here from the first call */ 621 if (gui.in_use) 622 return; 623 624 /* 625 * Create the GUI shell. 626 */ 627 gui.in_use = TRUE; /* Must be set after menus have been set up */ 628 if (gui_mch_init() == FAIL) 629 goto error; 630 631 /* Avoid a delay for an error message that was printed in the terminal 632 * where Vim was started. */ 633 emsg_on_display = FALSE; 634 msg_scrolled = 0; 635 clear_sb_text(); 636 need_wait_return = FALSE; 637 msg_didany = FALSE; 638 639 /* 640 * Check validity of any generic resources that may have been loaded. 641 */ 642 if (gui.border_width < 0) 643 gui.border_width = 0; 644 645 /* 646 * Set up the fonts. First use a font specified with "-fn" or "-font". 647 */ 648 if (font_argument != NULL) 649 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); 650 if ( 651 #ifdef FEAT_XFONTSET 652 (*p_guifontset == NUL 653 || gui_init_font(p_guifontset, TRUE) == FAIL) && 654 #endif 655 gui_init_font(*p_guifont == NUL ? hl_get_font_name() 656 : p_guifont, FALSE) == FAIL) 657 { 658 EMSG(_("E665: Cannot start GUI, no valid font found")); 659 goto error2; 660 } 661 #ifdef FEAT_MBYTE 662 if (gui_get_wide_font() == FAIL) 663 EMSG(_("E231: 'guifontwide' invalid")); 664 #endif 665 666 gui.num_cols = Columns; 667 gui.num_rows = Rows; 668 gui_reset_scroll_region(); 669 670 /* Create initial scrollbars */ 671 FOR_ALL_WINDOWS(wp) 672 { 673 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); 674 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); 675 } 676 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); 677 678 #ifdef FEAT_MENU 679 gui_create_initial_menus(root_menu); 680 #endif 681 #ifdef FEAT_SUN_WORKSHOP 682 if (usingSunWorkShop) 683 workshop_init(); 684 #endif 685 #ifdef FEAT_SIGN_ICONS 686 sign_gui_started(); 687 #endif 688 689 /* Configure the desired menu and scrollbars */ 690 gui_init_which_components(NULL); 691 692 /* All components of the GUI have been created now */ 693 gui.shell_created = TRUE; 694 695 #ifndef FEAT_GUI_GTK 696 /* Set the shell size, adjusted for the screen size. For GTK this only 697 * works after the shell has been opened, thus it is further down. */ 698 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 699 #endif 700 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 701 /* Need to set the size of the menubar after all the menus have been 702 * created. */ 703 gui_mch_compute_menu_height((Widget)0); 704 #endif 705 706 /* 707 * Actually open the GUI shell. 708 */ 709 if (gui_mch_open() != FAIL) 710 { 711 #ifdef FEAT_TITLE 712 maketitle(); 713 resettitle(); 714 #endif 715 init_gui_options(); 716 #ifdef FEAT_ARABIC 717 /* Our GUI can't do bidi. */ 718 p_tbidi = FALSE; 719 #endif 720 #if defined(FEAT_GUI_GTK) 721 /* Give GTK+ a chance to put all widget's into place. */ 722 gui_mch_update(); 723 724 # ifdef FEAT_MENU 725 /* If there is no 'm' in 'guioptions' we need to remove the menu now. 726 * It was still there to make F10 work. */ 727 if (vim_strchr(p_go, GO_MENUS) == NULL) 728 { 729 --gui.starting; 730 gui_mch_enable_menu(FALSE); 731 ++gui.starting; 732 gui_mch_update(); 733 } 734 # endif 735 736 /* Now make sure the shell fits on the screen. */ 737 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 738 #endif 739 /* When 'lines' was set while starting up the topframe may have to be 740 * resized. */ 741 win_new_shellsize(); 742 743 #ifdef FEAT_BEVAL 744 /* Always create the Balloon Evaluation area, but disable it when 745 * 'ballooneval' is off */ 746 # ifdef FEAT_GUI_GTK 747 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, 748 &general_beval_cb, NULL); 749 # else 750 # if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) 751 { 752 extern Widget textArea; 753 balloonEval = gui_mch_create_beval_area(textArea, NULL, 754 &general_beval_cb, NULL); 755 } 756 # else 757 # ifdef FEAT_GUI_W32 758 balloonEval = gui_mch_create_beval_area(NULL, NULL, 759 &general_beval_cb, NULL); 760 # endif 761 # endif 762 # endif 763 if (!p_beval) 764 gui_mch_disable_beval_area(balloonEval); 765 #endif 766 767 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) 768 if (!im_xim_isvalid_imactivate()) 769 EMSG(_("E599: Value of 'imactivatekey' is invalid")); 770 #endif 771 /* When 'cmdheight' was set during startup it may not have taken 772 * effect yet. */ 773 if (p_ch != 1L) 774 command_height(); 775 776 return; 777 } 778 779 error2: 780 #ifdef FEAT_GUI_X11 781 /* undo gui_mch_init() */ 782 gui_mch_uninit(); 783 #endif 784 785 error: 786 gui.in_use = FALSE; 787 clip_init(FALSE); 788 } 789 790 791 void 792 gui_exit(rc) 793 int rc; 794 { 795 /* don't free the fonts, it leads to a BUS error 796 * [email protected] Jul 99 */ 797 free_highlight_fonts(); 798 gui.in_use = FALSE; 799 gui_mch_exit(rc); 800 } 801 802 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ 803 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) 804 # define NEED_GUI_UPDATE_SCREEN 1 805 /* 806 * Called when the GUI shell is closed by the user. If there are no changed 807 * files Vim exits, otherwise there will be a dialog to ask the user what to 808 * do. 809 * When this function returns, Vim should NOT exit! 810 */ 811 void 812 gui_shell_closed() 813 { 814 cmdmod_T save_cmdmod; 815 816 save_cmdmod = cmdmod; 817 818 /* Only exit when there are no changed files */ 819 exiting = TRUE; 820 # ifdef FEAT_BROWSE 821 cmdmod.browse = TRUE; 822 # endif 823 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 824 cmdmod.confirm = TRUE; 825 # endif 826 /* If there are changed buffers, present the user with a dialog if 827 * possible, otherwise give an error message. */ 828 if (!check_changed_any(FALSE)) 829 getout(0); 830 831 exiting = FALSE; 832 cmdmod = save_cmdmod; 833 gui_update_screen(); /* redraw, window may show changed buffer */ 834 } 835 #endif 836 837 /* 838 * Set the font. "font_list" is a comma separated list of font names. The 839 * first font name that works is used. If none is found, use the default 840 * font. 841 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. 842 * Return OK when able to set the font. When it failed FAIL is returned and 843 * the fonts are unchanged. 844 */ 845 int 846 gui_init_font(font_list, fontset) 847 char_u *font_list; 848 int fontset UNUSED; 849 { 850 #define FONTLEN 320 851 char_u font_name[FONTLEN]; 852 int font_list_empty = FALSE; 853 int ret = FAIL; 854 855 if (!gui.in_use) 856 return FAIL; 857 858 font_name[0] = NUL; 859 if (*font_list == NUL) 860 font_list_empty = TRUE; 861 else 862 { 863 #ifdef FEAT_XFONTSET 864 /* When using a fontset, the whole list of fonts is one name. */ 865 if (fontset) 866 ret = gui_mch_init_font(font_list, TRUE); 867 else 868 #endif 869 while (*font_list != NUL) 870 { 871 /* Isolate one comma separated font name. */ 872 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); 873 874 /* Careful!!! The Win32 version of gui_mch_init_font(), when 875 * called with "*" will change p_guifont to the selected font 876 * name, which frees the old value. This makes font_list 877 * invalid. Thus when OK is returned here, font_list must no 878 * longer be used! */ 879 if (gui_mch_init_font(font_name, FALSE) == OK) 880 { 881 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 882 /* If it's a Unicode font, try setting 'guifontwide' to a 883 * similar double-width font. */ 884 if ((p_guifontwide == NULL || *p_guifontwide == NUL) 885 && strstr((char *)font_name, "10646") != NULL) 886 set_guifontwide(font_name); 887 #endif 888 ret = OK; 889 break; 890 } 891 } 892 } 893 894 if (ret != OK 895 && STRCMP(font_list, "*") != 0 896 && (font_list_empty || gui.norm_font == NOFONT)) 897 { 898 /* 899 * Couldn't load any font in 'font_list', keep the current font if 900 * there is one. If 'font_list' is empty, or if there is no current 901 * font, tell gui_mch_init_font() to try to find a font we can load. 902 */ 903 ret = gui_mch_init_font(NULL, FALSE); 904 } 905 906 if (ret == OK) 907 { 908 #ifndef FEAT_GUI_GTK 909 /* Set normal font as current font */ 910 # ifdef FEAT_XFONTSET 911 if (gui.fontset != NOFONTSET) 912 gui_mch_set_fontset(gui.fontset); 913 else 914 # endif 915 gui_mch_set_font(gui.norm_font); 916 #endif 917 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 918 } 919 920 return ret; 921 } 922 923 #if defined(FEAT_MBYTE) || defined(PROTO) 924 # ifndef FEAT_GUI_GTK 925 /* 926 * Try setting 'guifontwide' to a font twice as wide as "name". 927 */ 928 static void 929 set_guifontwide(name) 930 char_u *name; 931 { 932 int i = 0; 933 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */ 934 char_u *wp = NULL; 935 char_u *p; 936 GuiFont font; 937 938 wp = wide_name; 939 for (p = name; *p != NUL; ++p) 940 { 941 *wp++ = *p; 942 if (*p == '-') 943 { 944 ++i; 945 if (i == 6) /* font type: change "--" to "-*-" */ 946 { 947 if (p[1] == '-') 948 *wp++ = '*'; 949 } 950 else if (i == 12) /* found the width */ 951 { 952 ++p; 953 i = getdigits(&p); 954 if (i != 0) 955 { 956 /* Double the width specification. */ 957 sprintf((char *)wp, "%d%s", i * 2, p); 958 font = gui_mch_get_font(wide_name, FALSE); 959 if (font != NOFONT) 960 { 961 gui_mch_free_font(gui.wide_font); 962 gui.wide_font = font; 963 set_string_option_direct((char_u *)"gfw", -1, 964 wide_name, OPT_FREE, 0); 965 } 966 } 967 break; 968 } 969 } 970 } 971 } 972 # endif /* !FEAT_GUI_GTK */ 973 974 /* 975 * Get the font for 'guifontwide'. 976 * Return FAIL for an invalid font name. 977 */ 978 int 979 gui_get_wide_font() 980 { 981 GuiFont font = NOFONT; 982 char_u font_name[FONTLEN]; 983 char_u *p; 984 985 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */ 986 return OK; /* Will give an error message later. */ 987 988 if (p_guifontwide != NULL && *p_guifontwide != NUL) 989 { 990 for (p = p_guifontwide; *p != NUL; ) 991 { 992 /* Isolate one comma separated font name. */ 993 (void)copy_option_part(&p, font_name, FONTLEN, ","); 994 font = gui_mch_get_font(font_name, FALSE); 995 if (font != NOFONT) 996 break; 997 } 998 if (font == NOFONT) 999 return FAIL; 1000 } 1001 1002 gui_mch_free_font(gui.wide_font); 1003 # ifdef FEAT_GUI_GTK 1004 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */ 1005 if (font != NOFONT && gui.norm_font != NOFONT 1006 && pango_font_description_equal(font, gui.norm_font)) 1007 { 1008 gui.wide_font = NOFONT; 1009 gui_mch_free_font(font); 1010 } 1011 else 1012 # endif 1013 gui.wide_font = font; 1014 # ifdef FEAT_GUI_MSWIN 1015 gui_mch_wide_font_changed(); 1016 # else 1017 /* 1018 * TODO: setup wide_bold_font, wide_ital_font and wide_boldital_font to 1019 * support those fonts for 'guifontwide'. 1020 */ 1021 # endif 1022 return OK; 1023 } 1024 #endif 1025 1026 void 1027 gui_set_cursor(row, col) 1028 int row; 1029 int col; 1030 { 1031 gui.row = row; 1032 gui.col = col; 1033 } 1034 1035 /* 1036 * gui_check_pos - check if the cursor is on the screen. 1037 */ 1038 static void 1039 gui_check_pos() 1040 { 1041 if (gui.row >= screen_Rows) 1042 gui.row = screen_Rows - 1; 1043 if (gui.col >= screen_Columns) 1044 gui.col = screen_Columns - 1; 1045 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) 1046 gui.cursor_is_valid = FALSE; 1047 } 1048 1049 /* 1050 * Redraw the cursor if necessary or when forced. 1051 * Careful: The contents of ScreenLines[] must match what is on the screen, 1052 * otherwise this goes wrong. May need to call out_flush() first. 1053 */ 1054 void 1055 gui_update_cursor(force, clear_selection) 1056 int force; /* when TRUE, update even when not moved */ 1057 int clear_selection;/* clear selection under cursor */ 1058 { 1059 int cur_width = 0; 1060 int cur_height = 0; 1061 int old_hl_mask; 1062 int idx; 1063 int id; 1064 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */ 1065 int cattr; /* cursor attributes */ 1066 int attr; 1067 attrentry_T *aep = NULL; 1068 1069 /* Don't update the cursor when halfway busy scrolling or the screen size 1070 * doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. */ 1071 if (!can_update_cursor || screen_Columns != gui.num_cols 1072 || screen_Rows != gui.num_rows) 1073 return; 1074 1075 gui_check_pos(); 1076 if (!gui.cursor_is_valid || force 1077 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1078 { 1079 gui_undraw_cursor(); 1080 if (gui.row < 0) 1081 return; 1082 #ifdef USE_IM_CONTROL 1083 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1084 im_set_position(gui.row, gui.col); 1085 #endif 1086 gui.cursor_row = gui.row; 1087 gui.cursor_col = gui.col; 1088 1089 /* Only write to the screen after ScreenLines[] has been initialized */ 1090 if (!screen_cleared || ScreenLines == NULL) 1091 return; 1092 1093 /* Clear the selection if we are about to write over it */ 1094 if (clear_selection) 1095 clip_may_clear_selection(gui.row, gui.row); 1096 /* Check that the cursor is inside the shell (resizing may have made 1097 * it invalid) */ 1098 if (gui.row >= screen_Rows || gui.col >= screen_Columns) 1099 return; 1100 1101 gui.cursor_is_valid = TRUE; 1102 1103 /* 1104 * How the cursor is drawn depends on the current mode. 1105 */ 1106 idx = get_shape_idx(FALSE); 1107 if (State & LANGMAP) 1108 id = shape_table[idx].id_lm; 1109 else 1110 id = shape_table[idx].id; 1111 1112 /* get the colors and attributes for the cursor. Default is inverted */ 1113 cfg = INVALCOLOR; 1114 cbg = INVALCOLOR; 1115 cattr = HL_INVERSE; 1116 gui_mch_set_blinking(shape_table[idx].blinkwait, 1117 shape_table[idx].blinkon, 1118 shape_table[idx].blinkoff); 1119 if (id > 0) 1120 { 1121 cattr = syn_id2colors(id, &cfg, &cbg); 1122 #if defined(USE_IM_CONTROL) || defined(FEAT_HANGULIN) 1123 { 1124 static int iid; 1125 guicolor_T fg, bg; 1126 1127 if ( 1128 # if defined(FEAT_GUI_GTK) && !defined(FEAT_HANGULIN) 1129 preedit_get_status() 1130 # else 1131 im_get_status() 1132 # endif 1133 ) 1134 { 1135 iid = syn_name2id((char_u *)"CursorIM"); 1136 if (iid > 0) 1137 { 1138 syn_id2colors(iid, &fg, &bg); 1139 if (bg != INVALCOLOR) 1140 cbg = bg; 1141 if (fg != INVALCOLOR) 1142 cfg = fg; 1143 } 1144 } 1145 } 1146 #endif 1147 } 1148 1149 /* 1150 * Get the attributes for the character under the cursor. 1151 * When no cursor color was given, use the character color. 1152 */ 1153 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1154 if (attr > HL_ALL) 1155 aep = syn_gui_attr2entry(attr); 1156 if (aep != NULL) 1157 { 1158 attr = aep->ae_attr; 1159 if (cfg == INVALCOLOR) 1160 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1161 : aep->ae_u.gui.fg_color); 1162 if (cbg == INVALCOLOR) 1163 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1164 : aep->ae_u.gui.bg_color); 1165 } 1166 if (cfg == INVALCOLOR) 1167 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; 1168 if (cbg == INVALCOLOR) 1169 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; 1170 1171 #ifdef FEAT_XIM 1172 if (aep != NULL) 1173 { 1174 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1175 : aep->ae_u.gui.bg_color); 1176 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1177 : aep->ae_u.gui.fg_color); 1178 if (xim_bg_color == INVALCOLOR) 1179 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1180 : gui.back_pixel; 1181 if (xim_fg_color == INVALCOLOR) 1182 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1183 : gui.norm_pixel; 1184 } 1185 else 1186 { 1187 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1188 : gui.back_pixel; 1189 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1190 : gui.norm_pixel; 1191 } 1192 #endif 1193 1194 attr &= ~HL_INVERSE; 1195 if (cattr & HL_INVERSE) 1196 { 1197 cc = cbg; 1198 cbg = cfg; 1199 cfg = cc; 1200 } 1201 cattr &= ~HL_INVERSE; 1202 1203 /* 1204 * When we don't have window focus, draw a hollow cursor. 1205 */ 1206 if (!gui.in_focus) 1207 { 1208 gui_mch_draw_hollow_cursor(cbg); 1209 return; 1210 } 1211 1212 old_hl_mask = gui.highlight_mask; 1213 if (shape_table[idx].shape == SHAPE_BLOCK 1214 #ifdef FEAT_HANGULIN 1215 || composing_hangul 1216 #endif 1217 ) 1218 { 1219 /* 1220 * Draw the text character with the cursor colors. Use the 1221 * character attributes plus the cursor attributes. 1222 */ 1223 gui.highlight_mask = (cattr | attr); 1224 #ifdef FEAT_HANGULIN 1225 if (composing_hangul) 1226 { 1227 char_u *comp_buf; 1228 int comp_len; 1229 1230 comp_buf = hangul_composing_buffer_get(&comp_len); 1231 if (comp_buf) 1232 { 1233 (void)gui_outstr_nowrap(comp_buf, comp_len, 1234 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 1235 cfg, cbg, 0); 1236 vim_free(comp_buf); 1237 } 1238 } 1239 else 1240 #endif 1241 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1242 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1243 } 1244 else 1245 { 1246 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1247 int col_off = FALSE; 1248 #endif 1249 /* 1250 * First draw the partial cursor, then overwrite with the text 1251 * character, using a transparent background. 1252 */ 1253 if (shape_table[idx].shape == SHAPE_VER) 1254 { 1255 cur_height = gui.char_height; 1256 cur_width = (gui.char_width * shape_table[idx].percentage 1257 + 99) / 100; 1258 } 1259 else 1260 { 1261 cur_height = (gui.char_height * shape_table[idx].percentage 1262 + 99) / 100; 1263 cur_width = gui.char_width; 1264 } 1265 #ifdef FEAT_MBYTE 1266 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col, 1267 LineOffset[gui.row] + screen_Columns) > 1) 1268 { 1269 /* Double wide character. */ 1270 if (shape_table[idx].shape != SHAPE_VER) 1271 cur_width += gui.char_width; 1272 # ifdef FEAT_RIGHTLEFT 1273 if (CURSOR_BAR_RIGHT) 1274 { 1275 /* gui.col points to the left halve of the character but 1276 * the vertical line needs to be on the right halve. 1277 * A double-wide horizontal line is also drawn from the 1278 * right halve in gui_mch_draw_part_cursor(). */ 1279 col_off = TRUE; 1280 ++gui.col; 1281 } 1282 # endif 1283 } 1284 #endif 1285 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); 1286 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1287 if (col_off) 1288 --gui.col; 1289 #endif 1290 1291 #ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */ 1292 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1293 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1294 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, 1295 (guicolor_T)0, (guicolor_T)0, 0); 1296 #endif 1297 } 1298 gui.highlight_mask = old_hl_mask; 1299 } 1300 } 1301 1302 #if defined(FEAT_MENU) || defined(PROTO) 1303 void 1304 gui_position_menu() 1305 { 1306 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) 1307 if (gui.menu_is_active && gui.in_use) 1308 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); 1309 # endif 1310 } 1311 #endif 1312 1313 /* 1314 * Position the various GUI components (text area, menu). The vertical 1315 * scrollbars are NOT handled here. See gui_update_scrollbars(). 1316 */ 1317 static void 1318 gui_position_components(total_width) 1319 int total_width UNUSED; 1320 { 1321 int text_area_x; 1322 int text_area_y; 1323 int text_area_width; 1324 int text_area_height; 1325 1326 /* avoid that moving components around generates events */ 1327 ++hold_gui_events; 1328 1329 text_area_x = 0; 1330 if (gui.which_scrollbars[SBAR_LEFT]) 1331 text_area_x += gui.scrollbar_width; 1332 1333 text_area_y = 0; 1334 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) 1335 gui.menu_width = total_width; 1336 if (gui.menu_is_active) 1337 text_area_y += gui.menu_height; 1338 #endif 1339 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) 1340 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1341 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 1342 #endif 1343 1344 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1345 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC)) 1346 if (gui_has_tabline()) 1347 text_area_y += gui.tabline_height; 1348 #endif 1349 1350 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 1351 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1352 { 1353 # ifdef FEAT_GUI_ATHENA 1354 gui_mch_set_toolbar_pos(0, text_area_y, 1355 gui.menu_width, gui.toolbar_height); 1356 # endif 1357 text_area_y += gui.toolbar_height; 1358 } 1359 #endif 1360 1361 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; 1362 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; 1363 1364 gui_mch_set_text_area_pos(text_area_x, 1365 text_area_y, 1366 text_area_width, 1367 text_area_height 1368 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1369 + xim_get_status_area_height() 1370 #endif 1371 ); 1372 #ifdef FEAT_MENU 1373 gui_position_menu(); 1374 #endif 1375 if (gui.which_scrollbars[SBAR_BOTTOM]) 1376 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, 1377 text_area_x, 1378 text_area_y + text_area_height, 1379 text_area_width, 1380 gui.scrollbar_height); 1381 gui.left_sbar_x = 0; 1382 gui.right_sbar_x = text_area_x + text_area_width; 1383 1384 --hold_gui_events; 1385 } 1386 1387 /* 1388 * Get the width of the widgets and decorations to the side of the text area. 1389 */ 1390 int 1391 gui_get_base_width() 1392 { 1393 int base_width; 1394 1395 base_width = 2 * gui.border_offset; 1396 if (gui.which_scrollbars[SBAR_LEFT]) 1397 base_width += gui.scrollbar_width; 1398 if (gui.which_scrollbars[SBAR_RIGHT]) 1399 base_width += gui.scrollbar_width; 1400 return base_width; 1401 } 1402 1403 /* 1404 * Get the height of the widgets and decorations above and below the text area. 1405 */ 1406 int 1407 gui_get_base_height() 1408 { 1409 int base_height; 1410 1411 base_height = 2 * gui.border_offset; 1412 if (gui.which_scrollbars[SBAR_BOTTOM]) 1413 base_height += gui.scrollbar_height; 1414 #ifdef FEAT_GUI_GTK 1415 /* We can't take the sizes properly into account until anything is 1416 * realized. Therefore we recalculate all the values here just before 1417 * setting the size. (--mdcki) */ 1418 #else 1419 # ifdef FEAT_MENU 1420 if (gui.menu_is_active) 1421 base_height += gui.menu_height; 1422 # endif 1423 # ifdef FEAT_TOOLBAR 1424 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1425 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) 1426 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); 1427 # else 1428 base_height += gui.toolbar_height; 1429 # endif 1430 # endif 1431 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1432 || defined(FEAT_GUI_MOTIF)) 1433 if (gui_has_tabline()) 1434 base_height += gui.tabline_height; 1435 # endif 1436 # ifdef FEAT_FOOTER 1437 if (vim_strchr(p_go, GO_FOOTER) != NULL) 1438 base_height += gui.footer_height; 1439 # endif 1440 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 1441 base_height += gui_mch_text_area_extra_height(); 1442 # endif 1443 #endif 1444 return base_height; 1445 } 1446 1447 /* 1448 * Should be called after the GUI shell has been resized. Its arguments are 1449 * the new width and height of the shell in pixels. 1450 */ 1451 void 1452 gui_resize_shell(pixel_width, pixel_height) 1453 int pixel_width; 1454 int pixel_height; 1455 { 1456 static int busy = FALSE; 1457 1458 if (!gui.shell_created) /* ignore when still initializing */ 1459 return; 1460 1461 /* 1462 * Can't resize the screen while it is being redrawn. Remember the new 1463 * size and handle it later. 1464 */ 1465 if (updating_screen || busy) 1466 { 1467 new_pixel_width = pixel_width; 1468 new_pixel_height = pixel_height; 1469 return; 1470 } 1471 1472 again: 1473 busy = TRUE; 1474 1475 /* Flush pending output before redrawing */ 1476 out_flush(); 1477 1478 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; 1479 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height; 1480 1481 gui_position_components(pixel_width); 1482 1483 gui_reset_scroll_region(); 1484 /* 1485 * At the "more" and ":confirm" prompt there is no redraw, put the cursor 1486 * at the last line here (why does it have to be one row too low?). 1487 */ 1488 if (State == ASKMORE || State == CONFIRM) 1489 gui.row = gui.num_rows; 1490 1491 /* Only comparing Rows and Columns may be sufficient, but let's stay on 1492 * the safe side. */ 1493 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns 1494 || gui.num_rows != Rows || gui.num_cols != Columns) 1495 shell_resized(); 1496 1497 gui_update_scrollbars(TRUE); 1498 gui_update_cursor(FALSE, TRUE); 1499 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1500 xim_set_status_area(); 1501 #endif 1502 1503 busy = FALSE; 1504 1505 /* 1506 * We could have been called again while redrawing the screen. 1507 * Need to do it all again with the latest size then. 1508 */ 1509 if (new_pixel_height) 1510 { 1511 pixel_width = new_pixel_width; 1512 pixel_height = new_pixel_height; 1513 new_pixel_width = 0; 1514 new_pixel_height = 0; 1515 goto again; 1516 } 1517 } 1518 1519 /* 1520 * Check if gui_resize_shell() must be called. 1521 */ 1522 void 1523 gui_may_resize_shell() 1524 { 1525 int h, w; 1526 1527 if (new_pixel_height) 1528 { 1529 /* careful: gui_resize_shell() may postpone the resize again if we 1530 * were called indirectly by it */ 1531 w = new_pixel_width; 1532 h = new_pixel_height; 1533 new_pixel_width = 0; 1534 new_pixel_height = 0; 1535 gui_resize_shell(w, h); 1536 } 1537 } 1538 1539 int 1540 gui_get_shellsize() 1541 { 1542 Rows = gui.num_rows; 1543 Columns = gui.num_cols; 1544 return OK; 1545 } 1546 1547 /* 1548 * Set the size of the Vim shell according to Rows and Columns. 1549 * If "fit_to_display" is TRUE then the size may be reduced to fit the window 1550 * on the screen. 1551 */ 1552 void 1553 gui_set_shellsize(mustset, fit_to_display, direction) 1554 int mustset UNUSED; /* set by the user */ 1555 int fit_to_display; 1556 int direction; /* RESIZE_HOR, RESIZE_VER */ 1557 { 1558 int base_width; 1559 int base_height; 1560 int width; 1561 int height; 1562 int min_width; 1563 int min_height; 1564 int screen_w; 1565 int screen_h; 1566 #ifdef FEAT_GUI_GTK 1567 int un_maximize = mustset; 1568 int did_adjust = 0; 1569 #endif 1570 int x = -1, y = -1; 1571 1572 if (!gui.shell_created) 1573 return; 1574 1575 #if defined(MSWIN) || defined(FEAT_GUI_GTK) 1576 /* If not setting to a user specified size and maximized, calculate the 1577 * number of characters that fit in the maximized window. */ 1578 if (!mustset && gui_mch_maximized()) 1579 { 1580 gui_mch_newfont(); 1581 return; 1582 } 1583 #endif 1584 1585 base_width = gui_get_base_width(); 1586 base_height = gui_get_base_height(); 1587 if (fit_to_display) 1588 /* Remember the original window position. */ 1589 (void)gui_mch_get_winpos(&x, &y); 1590 1591 #ifdef USE_SUN_WORKSHOP 1592 if (!mustset && usingSunWorkShop 1593 && workshop_get_width_height(&width, &height)) 1594 { 1595 Columns = (width - base_width + gui.char_width - 1) / gui.char_width; 1596 Rows = (height - base_height + gui.char_height - 1) / gui.char_height; 1597 } 1598 else 1599 #endif 1600 { 1601 width = Columns * gui.char_width + base_width; 1602 height = Rows * gui.char_height + base_height; 1603 } 1604 1605 if (fit_to_display) 1606 { 1607 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1608 if ((direction & RESIZE_HOR) && width > screen_w) 1609 { 1610 Columns = (screen_w - base_width) / gui.char_width; 1611 if (Columns < MIN_COLUMNS) 1612 Columns = MIN_COLUMNS; 1613 width = Columns * gui.char_width + base_width; 1614 #ifdef FEAT_GUI_GTK 1615 ++did_adjust; 1616 #endif 1617 } 1618 if ((direction & RESIZE_VERT) && height > screen_h) 1619 { 1620 Rows = (screen_h - base_height) / gui.char_height; 1621 check_shellsize(); 1622 height = Rows * gui.char_height + base_height; 1623 #ifdef FEAT_GUI_GTK 1624 ++did_adjust; 1625 #endif 1626 } 1627 #ifdef FEAT_GUI_GTK 1628 if (did_adjust == 2 || (width + gui.char_width >= screen_w 1629 && height + gui.char_height >= screen_h)) 1630 /* don't unmaximize if at maximum size */ 1631 un_maximize = FALSE; 1632 #endif 1633 } 1634 limit_screen_size(); 1635 gui.num_cols = Columns; 1636 gui.num_rows = Rows; 1637 1638 min_width = base_width + MIN_COLUMNS * gui.char_width; 1639 min_height = base_height + MIN_LINES * gui.char_height; 1640 #ifdef FEAT_WINDOWS 1641 min_height += tabline_height() * gui.char_height; 1642 #endif 1643 1644 #ifdef FEAT_GUI_GTK 1645 if (un_maximize) 1646 { 1647 /* If the window size is smaller than the screen unmaximize the 1648 * window, otherwise resizing won't work. */ 1649 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1650 if ((width + gui.char_width < screen_w 1651 || height + gui.char_height * 2 < screen_h) 1652 && gui_mch_maximized()) 1653 gui_mch_unmaximize(); 1654 } 1655 #endif 1656 1657 gui_mch_set_shellsize(width, height, min_width, min_height, 1658 base_width, base_height, direction); 1659 1660 if (fit_to_display && x >= 0 && y >= 0) 1661 { 1662 /* Some window managers put the Vim window left of/above the screen. 1663 * Only change the position if it wasn't already negative before 1664 * (happens on MS-Windows with a secondary monitor). */ 1665 gui_mch_update(); 1666 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) 1667 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); 1668 } 1669 1670 gui_position_components(width); 1671 gui_update_scrollbars(TRUE); 1672 gui_reset_scroll_region(); 1673 } 1674 1675 /* 1676 * Called when Rows and/or Columns has changed. 1677 */ 1678 void 1679 gui_new_shellsize() 1680 { 1681 gui_reset_scroll_region(); 1682 } 1683 1684 /* 1685 * Make scroll region cover whole screen. 1686 */ 1687 void 1688 gui_reset_scroll_region() 1689 { 1690 gui.scroll_region_top = 0; 1691 gui.scroll_region_bot = gui.num_rows - 1; 1692 gui.scroll_region_left = 0; 1693 gui.scroll_region_right = gui.num_cols - 1; 1694 } 1695 1696 void 1697 gui_start_highlight(mask) 1698 int mask; 1699 { 1700 if (mask > HL_ALL) /* highlight code */ 1701 gui.highlight_mask = mask; 1702 else /* mask */ 1703 gui.highlight_mask |= mask; 1704 } 1705 1706 void 1707 gui_stop_highlight(mask) 1708 int mask; 1709 { 1710 if (mask > HL_ALL) /* highlight code */ 1711 gui.highlight_mask = HL_NORMAL; 1712 else /* mask */ 1713 gui.highlight_mask &= ~mask; 1714 } 1715 1716 /* 1717 * Clear a rectangular region of the screen from text pos (row1, col1) to 1718 * (row2, col2) inclusive. 1719 */ 1720 void 1721 gui_clear_block(row1, col1, row2, col2) 1722 int row1; 1723 int col1; 1724 int row2; 1725 int col2; 1726 { 1727 /* Clear the selection if we are about to write over it */ 1728 clip_may_clear_selection(row1, row2); 1729 1730 gui_mch_clear_block(row1, col1, row2, col2); 1731 1732 /* Invalidate cursor if it was in this block */ 1733 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 1734 && gui.cursor_col >= col1 && gui.cursor_col <= col2) 1735 gui.cursor_is_valid = FALSE; 1736 } 1737 1738 /* 1739 * Write code to update the cursor later. This avoids the need to flush the 1740 * output buffer before calling gui_update_cursor(). 1741 */ 1742 void 1743 gui_update_cursor_later() 1744 { 1745 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); 1746 } 1747 1748 void 1749 gui_write(s, len) 1750 char_u *s; 1751 int len; 1752 { 1753 char_u *p; 1754 int arg1 = 0, arg2 = 0; 1755 int force_cursor = FALSE; /* force cursor update */ 1756 int force_scrollbar = FALSE; 1757 static win_T *old_curwin = NULL; 1758 1759 /* #define DEBUG_GUI_WRITE */ 1760 #ifdef DEBUG_GUI_WRITE 1761 { 1762 int i; 1763 char_u *str; 1764 1765 printf("gui_write(%d):\n ", len); 1766 for (i = 0; i < len; i++) 1767 if (s[i] == ESC) 1768 { 1769 if (i != 0) 1770 printf("\n "); 1771 printf("<ESC>"); 1772 } 1773 else 1774 { 1775 str = transchar_byte(s[i]); 1776 if (str[0] && str[1]) 1777 printf("<%s>", (char *)str); 1778 else 1779 printf("%s", (char *)str); 1780 } 1781 printf("\n"); 1782 } 1783 #endif 1784 while (len) 1785 { 1786 if (s[0] == ESC && s[1] == '|') 1787 { 1788 p = s + 2; 1789 if (VIM_ISDIGIT(*p)) 1790 { 1791 arg1 = getdigits(&p); 1792 if (p > s + len) 1793 break; 1794 if (*p == ';') 1795 { 1796 ++p; 1797 arg2 = getdigits(&p); 1798 if (p > s + len) 1799 break; 1800 } 1801 } 1802 switch (*p) 1803 { 1804 case 'C': /* Clear screen */ 1805 clip_scroll_selection(9999); 1806 gui_mch_clear_all(); 1807 gui.cursor_is_valid = FALSE; 1808 force_scrollbar = TRUE; 1809 break; 1810 case 'M': /* Move cursor */ 1811 gui_set_cursor(arg1, arg2); 1812 break; 1813 case 's': /* force cursor (shape) update */ 1814 force_cursor = TRUE; 1815 break; 1816 case 'R': /* Set scroll region */ 1817 if (arg1 < arg2) 1818 { 1819 gui.scroll_region_top = arg1; 1820 gui.scroll_region_bot = arg2; 1821 } 1822 else 1823 { 1824 gui.scroll_region_top = arg2; 1825 gui.scroll_region_bot = arg1; 1826 } 1827 break; 1828 #ifdef FEAT_VERTSPLIT 1829 case 'V': /* Set vertical scroll region */ 1830 if (arg1 < arg2) 1831 { 1832 gui.scroll_region_left = arg1; 1833 gui.scroll_region_right = arg2; 1834 } 1835 else 1836 { 1837 gui.scroll_region_left = arg2; 1838 gui.scroll_region_right = arg1; 1839 } 1840 break; 1841 #endif 1842 case 'd': /* Delete line */ 1843 gui_delete_lines(gui.row, 1); 1844 break; 1845 case 'D': /* Delete lines */ 1846 gui_delete_lines(gui.row, arg1); 1847 break; 1848 case 'i': /* Insert line */ 1849 gui_insert_lines(gui.row, 1); 1850 break; 1851 case 'I': /* Insert lines */ 1852 gui_insert_lines(gui.row, arg1); 1853 break; 1854 case '$': /* Clear to end-of-line */ 1855 gui_clear_block(gui.row, gui.col, gui.row, 1856 (int)Columns - 1); 1857 break; 1858 case 'h': /* Turn on highlighting */ 1859 gui_start_highlight(arg1); 1860 break; 1861 case 'H': /* Turn off highlighting */ 1862 gui_stop_highlight(arg1); 1863 break; 1864 case 'f': /* flash the window (visual bell) */ 1865 gui_mch_flash(arg1 == 0 ? 20 : arg1); 1866 break; 1867 default: 1868 p = s + 1; /* Skip the ESC */ 1869 break; 1870 } 1871 len -= (int)(++p - s); 1872 s = p; 1873 } 1874 else if ( 1875 #ifdef EBCDIC 1876 CtrlChar(s[0]) != 0 /* Ctrl character */ 1877 #else 1878 s[0] < 0x20 /* Ctrl character */ 1879 #endif 1880 #ifdef FEAT_SIGN_ICONS 1881 && s[0] != SIGN_BYTE 1882 # ifdef FEAT_NETBEANS_INTG 1883 && s[0] != MULTISIGN_BYTE 1884 # endif 1885 #endif 1886 ) 1887 { 1888 if (s[0] == '\n') /* NL */ 1889 { 1890 gui.col = 0; 1891 if (gui.row < gui.scroll_region_bot) 1892 gui.row++; 1893 else 1894 gui_delete_lines(gui.scroll_region_top, 1); 1895 } 1896 else if (s[0] == '\r') /* CR */ 1897 { 1898 gui.col = 0; 1899 } 1900 else if (s[0] == '\b') /* Backspace */ 1901 { 1902 if (gui.col) 1903 --gui.col; 1904 } 1905 else if (s[0] == Ctrl_L) /* cursor-right */ 1906 { 1907 ++gui.col; 1908 } 1909 else if (s[0] == Ctrl_G) /* Beep */ 1910 { 1911 gui_mch_beep(); 1912 } 1913 /* Other Ctrl character: shouldn't happen! */ 1914 1915 --len; /* Skip this char */ 1916 ++s; 1917 } 1918 else 1919 { 1920 p = s; 1921 while (len > 0 && ( 1922 #ifdef EBCDIC 1923 CtrlChar(*p) == 0 1924 #else 1925 *p >= 0x20 1926 #endif 1927 #ifdef FEAT_SIGN_ICONS 1928 || *p == SIGN_BYTE 1929 # ifdef FEAT_NETBEANS_INTG 1930 || *p == MULTISIGN_BYTE 1931 # endif 1932 #endif 1933 )) 1934 { 1935 len--; 1936 p++; 1937 } 1938 gui_outstr(s, (int)(p - s)); 1939 s = p; 1940 } 1941 } 1942 1943 /* Postponed update of the cursor (won't work if "can_update_cursor" isn't 1944 * set). */ 1945 if (force_cursor) 1946 gui_update_cursor(TRUE, TRUE); 1947 1948 /* When switching to another window the dragging must have stopped. 1949 * Required for GTK, dragged_sb isn't reset. */ 1950 if (old_curwin != curwin) 1951 gui.dragged_sb = SBAR_NONE; 1952 1953 /* Update the scrollbars after clearing the screen or when switched 1954 * to another window. 1955 * Update the horizontal scrollbar always, it's difficult to check all 1956 * situations where it might change. */ 1957 if (force_scrollbar || old_curwin != curwin) 1958 gui_update_scrollbars(force_scrollbar); 1959 else 1960 gui_update_horiz_scrollbar(FALSE); 1961 old_curwin = curwin; 1962 1963 /* 1964 * We need to make sure this is cleared since Athena doesn't tell us when 1965 * he is done dragging. Do the same for GTK. 1966 */ 1967 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 1968 gui.dragged_sb = SBAR_NONE; 1969 #endif 1970 1971 gui_mch_flush(); /* In case vim decides to take a nap */ 1972 } 1973 1974 /* 1975 * When ScreenLines[] is invalid, updating the cursor should not be done, it 1976 * produces wrong results. Call gui_dont_update_cursor() before that code and 1977 * gui_can_update_cursor() afterwards. 1978 */ 1979 void 1980 gui_dont_update_cursor() 1981 { 1982 if (gui.in_use) 1983 { 1984 /* Undraw the cursor now, we probably can't do it after the change. */ 1985 gui_undraw_cursor(); 1986 can_update_cursor = FALSE; 1987 } 1988 } 1989 1990 void 1991 gui_can_update_cursor() 1992 { 1993 can_update_cursor = TRUE; 1994 /* No need to update the cursor right now, there is always more output 1995 * after scrolling. */ 1996 } 1997 1998 static void 1999 gui_outstr(s, len) 2000 char_u *s; 2001 int len; 2002 { 2003 int this_len; 2004 #ifdef FEAT_MBYTE 2005 int cells; 2006 #endif 2007 2008 if (len == 0) 2009 return; 2010 2011 if (len < 0) 2012 len = (int)STRLEN(s); 2013 2014 while (len > 0) 2015 { 2016 #ifdef FEAT_MBYTE 2017 if (has_mbyte) 2018 { 2019 /* Find out how many chars fit in the current line. */ 2020 cells = 0; 2021 for (this_len = 0; this_len < len; ) 2022 { 2023 cells += (*mb_ptr2cells)(s + this_len); 2024 if (gui.col + cells > Columns) 2025 break; 2026 this_len += (*mb_ptr2len)(s + this_len); 2027 } 2028 if (this_len > len) 2029 this_len = len; /* don't include following composing char */ 2030 } 2031 else 2032 #endif 2033 if (gui.col + len > Columns) 2034 this_len = Columns - gui.col; 2035 else 2036 this_len = len; 2037 2038 (void)gui_outstr_nowrap(s, this_len, 2039 0, (guicolor_T)0, (guicolor_T)0, 0); 2040 s += this_len; 2041 len -= this_len; 2042 #ifdef FEAT_MBYTE 2043 /* fill up for a double-width char that doesn't fit. */ 2044 if (len > 0 && gui.col < Columns) 2045 (void)gui_outstr_nowrap((char_u *)" ", 1, 2046 0, (guicolor_T)0, (guicolor_T)0, 0); 2047 #endif 2048 /* The cursor may wrap to the next line. */ 2049 if (gui.col >= Columns) 2050 { 2051 gui.col = 0; 2052 gui.row++; 2053 } 2054 } 2055 } 2056 2057 /* 2058 * Output one character (may be one or two display cells). 2059 * Caller must check for valid "off". 2060 * Returns FAIL or OK, just like gui_outstr_nowrap(). 2061 */ 2062 static int 2063 gui_screenchar(off, flags, fg, bg, back) 2064 int off; /* Offset from start of screen */ 2065 int flags; 2066 guicolor_T fg, bg; /* colors for cursor */ 2067 int back; /* backup this many chars when using bold trick */ 2068 { 2069 #ifdef FEAT_MBYTE 2070 char_u buf[MB_MAXBYTES + 1]; 2071 2072 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */ 2073 if (enc_utf8 && ScreenLines[off] == 0) 2074 return OK; 2075 2076 if (enc_utf8 && ScreenLinesUC[off] != 0) 2077 /* Draw UTF-8 multi-byte character. */ 2078 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), 2079 flags, fg, bg, back); 2080 2081 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2082 { 2083 buf[0] = ScreenLines[off]; 2084 buf[1] = ScreenLines2[off]; 2085 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); 2086 } 2087 2088 /* Draw non-multi-byte character or DBCS character. */ 2089 return gui_outstr_nowrap(ScreenLines + off, 2090 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, 2091 flags, fg, bg, back); 2092 #else 2093 return gui_outstr_nowrap(ScreenLines + off, 1, flags, fg, bg, back); 2094 #endif 2095 } 2096 2097 #ifdef FEAT_GUI_GTK 2098 /* 2099 * Output the string at the given screen position. This is used in place 2100 * of gui_screenchar() where possible because Pango needs as much context 2101 * as possible to work nicely. It's a lot faster as well. 2102 */ 2103 static int 2104 gui_screenstr(off, len, flags, fg, bg, back) 2105 int off; /* Offset from start of screen */ 2106 int len; /* string length in screen cells */ 2107 int flags; 2108 guicolor_T fg, bg; /* colors for cursor */ 2109 int back; /* backup this many chars when using bold trick */ 2110 { 2111 char_u *buf; 2112 int outlen = 0; 2113 int i; 2114 int retval; 2115 2116 if (len <= 0) /* "cannot happen"? */ 2117 return OK; 2118 2119 if (enc_utf8) 2120 { 2121 buf = alloc((unsigned)(len * MB_MAXBYTES + 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 if (ScreenLines[i] == 0) 2128 continue; /* skip second half of double-width char */ 2129 2130 if (ScreenLinesUC[i] == 0) 2131 buf[outlen++] = ScreenLines[i]; 2132 else 2133 outlen += utfc_char2bytes(i, buf + outlen); 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 if (enc_dbcs == DBCS_JPNU) 2143 { 2144 buf = alloc((unsigned)(len * 2 + 1)); 2145 if (buf == NULL) 2146 return OK; /* not much we could do here... */ 2147 2148 for (i = off; i < off + len; ++i) 2149 { 2150 buf[outlen++] = ScreenLines[i]; 2151 2152 /* handle double-byte single-width char */ 2153 if (ScreenLines[i] == 0x8e) 2154 buf[outlen++] = ScreenLines2[i]; 2155 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) 2156 buf[outlen++] = ScreenLines[++i]; 2157 } 2158 2159 buf[outlen] = NUL; /* only to aid debugging */ 2160 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2161 vim_free(buf); 2162 2163 return retval; 2164 } 2165 else 2166 { 2167 return gui_outstr_nowrap(&ScreenLines[off], len, 2168 flags, fg, bg, back); 2169 } 2170 } 2171 #endif /* FEAT_GUI_GTK */ 2172 2173 /* 2174 * Output the given string at the current cursor position. If the string is 2175 * too long to fit on the line, then it is truncated. 2176 * "flags": 2177 * GUI_MON_IS_CURSOR should only be used when this function is being called to 2178 * actually draw (an inverted) cursor. 2179 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent 2180 * background. 2181 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over 2182 * it. 2183 * Returns OK, unless "back" is non-zero and using the bold trick, then return 2184 * FAIL (the caller should start drawing "back" chars back). 2185 */ 2186 int 2187 gui_outstr_nowrap(s, len, flags, fg, bg, back) 2188 char_u *s; 2189 int len; 2190 int flags; 2191 guicolor_T fg, bg; /* colors for cursor */ 2192 int back; /* backup this many chars when using bold trick */ 2193 { 2194 long_u highlight_mask; 2195 long_u hl_mask_todo; 2196 guicolor_T fg_color; 2197 guicolor_T bg_color; 2198 guicolor_T sp_color; 2199 #if !defined(MSWIN16_FASTTEXT) && !defined(FEAT_GUI_GTK) 2200 GuiFont font = NOFONT; 2201 # ifdef FEAT_MBYTE 2202 GuiFont wide_font = NOFONT; 2203 # endif 2204 # ifdef FEAT_XFONTSET 2205 GuiFontset fontset = NOFONTSET; 2206 # endif 2207 #endif 2208 attrentry_T *aep = NULL; 2209 int draw_flags; 2210 int col = gui.col; 2211 #ifdef FEAT_SIGN_ICONS 2212 int draw_sign = FALSE; 2213 # ifdef FEAT_NETBEANS_INTG 2214 int multi_sign = FALSE; 2215 # endif 2216 #endif 2217 2218 if (len < 0) 2219 len = (int)STRLEN(s); 2220 if (len == 0) 2221 return OK; 2222 2223 #ifdef FEAT_SIGN_ICONS 2224 if (*s == SIGN_BYTE 2225 # ifdef FEAT_NETBEANS_INTG 2226 || *s == MULTISIGN_BYTE 2227 # endif 2228 ) 2229 { 2230 # ifdef FEAT_NETBEANS_INTG 2231 if (*s == MULTISIGN_BYTE) 2232 multi_sign = TRUE; 2233 # endif 2234 /* draw spaces instead */ 2235 s = (char_u *)" "; 2236 if (len == 1 && col > 0) 2237 --col; 2238 len = 2; 2239 draw_sign = TRUE; 2240 highlight_mask = 0; 2241 } 2242 else 2243 #endif 2244 if (gui.highlight_mask > HL_ALL) 2245 { 2246 aep = syn_gui_attr2entry(gui.highlight_mask); 2247 if (aep == NULL) /* highlighting not set */ 2248 highlight_mask = 0; 2249 else 2250 highlight_mask = aep->ae_attr; 2251 } 2252 else 2253 highlight_mask = gui.highlight_mask; 2254 hl_mask_todo = highlight_mask; 2255 2256 #if !defined(MSWIN16_FASTTEXT) && !defined(FEAT_GUI_GTK) 2257 /* Set the font */ 2258 if (aep != NULL && aep->ae_u.gui.font != NOFONT) 2259 font = aep->ae_u.gui.font; 2260 # ifdef FEAT_XFONTSET 2261 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) 2262 fontset = aep->ae_u.gui.fontset; 2263 # endif 2264 else 2265 { 2266 # ifdef FEAT_XFONTSET 2267 if (gui.fontset != NOFONTSET) 2268 fontset = gui.fontset; 2269 else 2270 # endif 2271 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2272 { 2273 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) 2274 { 2275 font = gui.boldital_font; 2276 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); 2277 } 2278 else if (gui.bold_font != NOFONT) 2279 { 2280 font = gui.bold_font; 2281 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); 2282 } 2283 else 2284 font = gui.norm_font; 2285 } 2286 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) 2287 { 2288 font = gui.ital_font; 2289 hl_mask_todo &= ~HL_ITALIC; 2290 } 2291 else 2292 font = gui.norm_font; 2293 2294 # ifdef FEAT_MBYTE 2295 /* 2296 * Choose correct wide_font by font. wide_font should be set with font 2297 * at same time in above block. But it will make many "ifdef" nasty 2298 * blocks. So we do it here. 2299 */ 2300 if (font == gui.boldital_font && gui.wide_boldital_font) 2301 wide_font = gui.wide_boldital_font; 2302 else if (font == gui.bold_font && gui.wide_bold_font) 2303 wide_font = gui.wide_bold_font; 2304 else if (font == gui.ital_font && gui.wide_ital_font) 2305 wide_font = gui.wide_ital_font; 2306 else if (font == gui.norm_font && gui.wide_font) 2307 wide_font = gui.wide_font; 2308 # endif 2309 2310 } 2311 # ifdef FEAT_XFONTSET 2312 if (fontset != NOFONTSET) 2313 gui_mch_set_fontset(fontset); 2314 else 2315 # endif 2316 gui_mch_set_font(font); 2317 #endif 2318 2319 draw_flags = 0; 2320 2321 /* Set the color */ 2322 bg_color = gui.back_pixel; 2323 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) 2324 { 2325 draw_flags |= DRAW_CURSOR; 2326 fg_color = fg; 2327 bg_color = bg; 2328 sp_color = fg; 2329 } 2330 else if (aep != NULL) 2331 { 2332 fg_color = aep->ae_u.gui.fg_color; 2333 if (fg_color == INVALCOLOR) 2334 fg_color = gui.norm_pixel; 2335 bg_color = aep->ae_u.gui.bg_color; 2336 if (bg_color == INVALCOLOR) 2337 bg_color = gui.back_pixel; 2338 sp_color = aep->ae_u.gui.sp_color; 2339 if (sp_color == INVALCOLOR) 2340 sp_color = fg_color; 2341 } 2342 else 2343 { 2344 fg_color = gui.norm_pixel; 2345 sp_color = fg_color; 2346 } 2347 2348 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) 2349 { 2350 #if defined(AMIGA) 2351 gui_mch_set_colors(bg_color, fg_color); 2352 #else 2353 gui_mch_set_fg_color(bg_color); 2354 gui_mch_set_bg_color(fg_color); 2355 #endif 2356 } 2357 else 2358 { 2359 #if defined(AMIGA) 2360 gui_mch_set_colors(fg_color, bg_color); 2361 #else 2362 gui_mch_set_fg_color(fg_color); 2363 gui_mch_set_bg_color(bg_color); 2364 #endif 2365 } 2366 gui_mch_set_sp_color(sp_color); 2367 2368 /* Clear the selection if we are about to write over it */ 2369 if (!(flags & GUI_MON_NOCLEAR)) 2370 clip_may_clear_selection(gui.row, gui.row); 2371 2372 2373 #ifndef MSWIN16_FASTTEXT 2374 /* If there's no bold font, then fake it */ 2375 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2376 draw_flags |= DRAW_BOLD; 2377 #endif 2378 2379 /* 2380 * When drawing bold or italic characters the spill-over from the left 2381 * neighbor may be destroyed. Let the caller backup to start redrawing 2382 * just after a blank. 2383 */ 2384 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) 2385 return FAIL; 2386 2387 #if defined(FEAT_GUI_GTK) 2388 /* If there's no italic font, then fake it. 2389 * For GTK2, we don't need a different font for italic style. */ 2390 if (hl_mask_todo & HL_ITALIC) 2391 draw_flags |= DRAW_ITALIC; 2392 2393 /* Do we underline the text? */ 2394 if (hl_mask_todo & HL_UNDERLINE) 2395 draw_flags |= DRAW_UNDERL; 2396 #else 2397 /* Do we underline the text? */ 2398 if ((hl_mask_todo & HL_UNDERLINE) 2399 # ifndef MSWIN16_FASTTEXT 2400 || (hl_mask_todo & HL_ITALIC) 2401 # endif 2402 ) 2403 draw_flags |= DRAW_UNDERL; 2404 #endif 2405 /* Do we undercurl the text? */ 2406 if (hl_mask_todo & HL_UNDERCURL) 2407 draw_flags |= DRAW_UNDERC; 2408 2409 /* Do we draw transparently? */ 2410 if (flags & GUI_MON_TRS_CURSOR) 2411 draw_flags |= DRAW_TRANSP; 2412 2413 /* 2414 * Draw the text. 2415 */ 2416 #ifdef FEAT_GUI_GTK 2417 /* The value returned is the length in display cells */ 2418 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); 2419 #else 2420 # ifdef FEAT_MBYTE 2421 if (enc_utf8) 2422 { 2423 int start; /* index of bytes to be drawn */ 2424 int cells; /* cellwidth of bytes to be drawn */ 2425 int thislen; /* length of bytes to be drawn */ 2426 int cn; /* cellwidth of current char */ 2427 int i; /* index of current char */ 2428 int c; /* current char value */ 2429 int cl; /* byte length of current char */ 2430 int comping; /* current char is composing */ 2431 int scol = col; /* screen column */ 2432 int curr_wide; /* use 'guifontwide' */ 2433 int prev_wide = FALSE; 2434 int wide_changed; 2435 2436 /* Break the string at a composing character, it has to be drawn on 2437 * top of the previous character. */ 2438 start = 0; 2439 cells = 0; 2440 for (i = 0; i < len; i += cl) 2441 { 2442 c = utf_ptr2char(s + i); 2443 cn = utf_char2cells(c); 2444 if (cn > 1 2445 # ifdef FEAT_XFONTSET 2446 && fontset == NOFONTSET 2447 # endif 2448 && wide_font != NOFONT) 2449 curr_wide = TRUE; 2450 else 2451 curr_wide = FALSE; 2452 comping = utf_iscomposing(c); 2453 if (!comping) /* count cells from non-composing chars */ 2454 cells += cn; 2455 cl = utf_ptr2len(s + i); 2456 if (cl == 0) /* hit end of string */ 2457 len = i + cl; /* len must be wrong "cannot happen" */ 2458 2459 wide_changed = curr_wide != prev_wide; 2460 2461 /* Print the string so far if it's the last character or there is 2462 * a composing character. */ 2463 if (i + cl >= len || (comping && i > start) || wide_changed 2464 # if defined(FEAT_GUI_X11) 2465 || (cn > 1 2466 # ifdef FEAT_XFONTSET 2467 /* No fontset: At least draw char after wide char at 2468 * right position. */ 2469 && fontset == NOFONTSET 2470 # endif 2471 ) 2472 # endif 2473 ) 2474 { 2475 if (comping || wide_changed) 2476 thislen = i - start; 2477 else 2478 thislen = i - start + cl; 2479 if (thislen > 0) 2480 { 2481 if (prev_wide) 2482 gui_mch_set_font(wide_font); 2483 gui_mch_draw_string(gui.row, scol, s + start, thislen, 2484 draw_flags); 2485 if (prev_wide) 2486 gui_mch_set_font(font); 2487 start += thislen; 2488 } 2489 scol += cells; 2490 cells = 0; 2491 /* Adjust to not draw a character which width is changed 2492 * against with last one. */ 2493 if (wide_changed && !comping) 2494 { 2495 scol -= cn; 2496 cl = 0; 2497 } 2498 2499 # if defined(FEAT_GUI_X11) 2500 /* No fontset: draw a space to fill the gap after a wide char 2501 * */ 2502 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 2503 # ifdef FEAT_XFONTSET 2504 && fontset == NOFONTSET 2505 # endif 2506 && !wide_changed) 2507 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 2508 1, draw_flags); 2509 # endif 2510 } 2511 /* Draw a composing char on top of the previous char. */ 2512 if (comping) 2513 { 2514 # if (defined(__APPLE_CC__) || defined(__MRC__)) && TARGET_API_MAC_CARBON 2515 /* Carbon ATSUI autodraws composing char over previous char */ 2516 gui_mch_draw_string(gui.row, scol, s + i, cl, 2517 draw_flags | DRAW_TRANSP); 2518 # else 2519 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, 2520 draw_flags | DRAW_TRANSP); 2521 # endif 2522 start = i + cl; 2523 } 2524 prev_wide = curr_wide; 2525 } 2526 /* The stuff below assumes "len" is the length in screen columns. */ 2527 len = scol - col; 2528 } 2529 else 2530 # endif 2531 { 2532 gui_mch_draw_string(gui.row, col, s, len, draw_flags); 2533 # ifdef FEAT_MBYTE 2534 if (enc_dbcs == DBCS_JPNU) 2535 { 2536 /* Get the length in display cells, this can be different from the 2537 * number of bytes for "euc-jp". */ 2538 len = mb_string2cells(s, len); 2539 } 2540 # endif 2541 } 2542 #endif /* !FEAT_GUI_GTK */ 2543 2544 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2545 gui.col = col + len; 2546 2547 /* May need to invert it when it's part of the selection. */ 2548 if (flags & GUI_MON_NOCLEAR) 2549 clip_may_redraw_selection(gui.row, col, len); 2550 2551 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2552 { 2553 /* Invalidate the old physical cursor position if we wrote over it */ 2554 if (gui.cursor_row == gui.row 2555 && gui.cursor_col >= col 2556 && gui.cursor_col < col + len) 2557 gui.cursor_is_valid = FALSE; 2558 } 2559 2560 #ifdef FEAT_SIGN_ICONS 2561 if (draw_sign) 2562 /* Draw the sign on top of the spaces. */ 2563 gui_mch_drawsign(gui.row, col, gui.highlight_mask); 2564 # if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_X11) \ 2565 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32)) 2566 if (multi_sign) 2567 netbeans_draw_multisign_indicator(gui.row); 2568 # endif 2569 #endif 2570 2571 return OK; 2572 } 2573 2574 /* 2575 * Un-draw the cursor. Actually this just redraws the character at the given 2576 * position. The character just before it too, for when it was in bold. 2577 */ 2578 void 2579 gui_undraw_cursor() 2580 { 2581 if (gui.cursor_is_valid) 2582 { 2583 #ifdef FEAT_HANGULIN 2584 if (composing_hangul 2585 && gui.col == gui.cursor_col && gui.row == gui.cursor_row) 2586 { 2587 char_u *comp_buf; 2588 int comp_len; 2589 2590 comp_buf = hangul_composing_buffer_get(&comp_len); 2591 if (comp_buf) 2592 { 2593 (void)gui_outstr_nowrap(comp_buf, comp_len, 2594 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 2595 gui.norm_pixel, gui.back_pixel, 0); 2596 vim_free(comp_buf); 2597 } 2598 } 2599 else 2600 { 2601 #endif 2602 if (gui_redraw_block(gui.cursor_row, gui.cursor_col, 2603 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR) 2604 && gui.cursor_col > 0) 2605 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1, 2606 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR); 2607 #ifdef FEAT_HANGULIN 2608 if (composing_hangul) 2609 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1, 2610 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR); 2611 } 2612 #endif 2613 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it 2614 * here in case it wasn't needed to undraw it. */ 2615 gui.cursor_is_valid = FALSE; 2616 } 2617 } 2618 2619 void 2620 gui_redraw(x, y, w, h) 2621 int x; 2622 int y; 2623 int w; 2624 int h; 2625 { 2626 int row1, col1, row2, col2; 2627 2628 row1 = Y_2_ROW(y); 2629 col1 = X_2_COL(x); 2630 row2 = Y_2_ROW(y + h - 1); 2631 col2 = X_2_COL(x + w - 1); 2632 2633 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); 2634 2635 /* 2636 * We may need to redraw the cursor, but don't take it upon us to change 2637 * its location after a scroll. 2638 * (maybe be more strict even and test col too?) 2639 * These things may be outside the update/clipping region and reality may 2640 * not reflect Vims internal ideas if these operations are clipped away. 2641 */ 2642 if (gui.row == gui.cursor_row) 2643 gui_update_cursor(TRUE, TRUE); 2644 } 2645 2646 /* 2647 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and 2648 * from col1 to col2 (inclusive). 2649 * Return TRUE when the character before the first drawn character has 2650 * different attributes (may have to be redrawn too). 2651 */ 2652 int 2653 gui_redraw_block(row1, col1, row2, col2, flags) 2654 int row1; 2655 int col1; 2656 int row2; 2657 int col2; 2658 int flags; /* flags for gui_outstr_nowrap() */ 2659 { 2660 int old_row, old_col; 2661 long_u old_hl_mask; 2662 int off; 2663 sattr_T first_attr; 2664 int idx, len; 2665 int back, nback; 2666 int retval = FALSE; 2667 #ifdef FEAT_MBYTE 2668 int orig_col1, orig_col2; 2669 #endif 2670 2671 /* Don't try to update when ScreenLines is not valid */ 2672 if (!screen_cleared || ScreenLines == NULL) 2673 return retval; 2674 2675 /* Don't try to draw outside the shell! */ 2676 /* Check everything, strange values may be caused by a big border width */ 2677 col1 = check_col(col1); 2678 col2 = check_col(col2); 2679 row1 = check_row(row1); 2680 row2 = check_row(row2); 2681 2682 /* Remember where our cursor was */ 2683 old_row = gui.row; 2684 old_col = gui.col; 2685 old_hl_mask = gui.highlight_mask; 2686 #ifdef FEAT_MBYTE 2687 orig_col1 = col1; 2688 orig_col2 = col2; 2689 #endif 2690 2691 for (gui.row = row1; gui.row <= row2; gui.row++) 2692 { 2693 #ifdef FEAT_MBYTE 2694 /* When only half of a double-wide character is in the block, include 2695 * the other half. */ 2696 col1 = orig_col1; 2697 col2 = orig_col2; 2698 off = LineOffset[gui.row]; 2699 if (enc_dbcs != 0) 2700 { 2701 if (col1 > 0) 2702 col1 -= dbcs_screen_head_off(ScreenLines + off, 2703 ScreenLines + off + col1); 2704 col2 += dbcs_screen_tail_off(ScreenLines + off, 2705 ScreenLines + off + col2); 2706 } 2707 else if (enc_utf8) 2708 { 2709 if (ScreenLines[off + col1] == 0) 2710 --col1; 2711 # ifdef FEAT_GUI_GTK 2712 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) 2713 ++col2; 2714 # endif 2715 } 2716 #endif 2717 gui.col = col1; 2718 off = LineOffset[gui.row] + gui.col; 2719 len = col2 - col1 + 1; 2720 2721 /* Find how many chars back this highlighting starts, or where a space 2722 * is. Needed for when the bold trick is used */ 2723 for (back = 0; back < col1; ++back) 2724 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] 2725 || ScreenLines[off - 1 - back] == ' ') 2726 break; 2727 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0 2728 && ScreenLines[off - 1] != ' '); 2729 2730 /* Break it up in strings of characters with the same attributes. */ 2731 /* Print UTF-8 characters individually. */ 2732 while (len > 0) 2733 { 2734 first_attr = ScreenAttrs[off]; 2735 gui.highlight_mask = first_attr; 2736 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 2737 if (enc_utf8 && ScreenLinesUC[off] != 0) 2738 { 2739 /* output multi-byte character separately */ 2740 nback = gui_screenchar(off, flags, 2741 (guicolor_T)0, (guicolor_T)0, back); 2742 if (gui.col < Columns && ScreenLines[off + 1] == 0) 2743 idx = 2; 2744 else 2745 idx = 1; 2746 } 2747 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2748 { 2749 /* output double-byte, single-width character separately */ 2750 nback = gui_screenchar(off, flags, 2751 (guicolor_T)0, (guicolor_T)0, back); 2752 idx = 1; 2753 } 2754 else 2755 #endif 2756 { 2757 #ifdef FEAT_GUI_GTK 2758 for (idx = 0; idx < len; ++idx) 2759 { 2760 if (enc_utf8 && ScreenLines[off + idx] == 0) 2761 continue; /* skip second half of double-width char */ 2762 if (ScreenAttrs[off + idx] != first_attr) 2763 break; 2764 } 2765 /* gui_screenstr() takes care of multibyte chars */ 2766 nback = gui_screenstr(off, idx, flags, 2767 (guicolor_T)0, (guicolor_T)0, back); 2768 #else 2769 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; 2770 idx++) 2771 { 2772 # ifdef FEAT_MBYTE 2773 /* Stop at a multi-byte Unicode character. */ 2774 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) 2775 break; 2776 if (enc_dbcs == DBCS_JPNU) 2777 { 2778 /* Stop at a double-byte single-width char. */ 2779 if (ScreenLines[off + idx] == 0x8e) 2780 break; 2781 if (len > 1 && (*mb_ptr2len)(ScreenLines 2782 + off + idx) == 2) 2783 ++idx; /* skip second byte of double-byte char */ 2784 } 2785 # endif 2786 } 2787 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, 2788 (guicolor_T)0, (guicolor_T)0, back); 2789 #endif 2790 } 2791 if (nback == FAIL) 2792 { 2793 /* Must back up to start drawing where a bold or italic word 2794 * starts. */ 2795 off -= back; 2796 len += back; 2797 gui.col -= back; 2798 } 2799 else 2800 { 2801 off += idx; 2802 len -= idx; 2803 } 2804 back = 0; 2805 } 2806 } 2807 2808 /* Put the cursor back where it was */ 2809 gui.row = old_row; 2810 gui.col = old_col; 2811 gui.highlight_mask = (int)old_hl_mask; 2812 2813 return retval; 2814 } 2815 2816 static void 2817 gui_delete_lines(row, count) 2818 int row; 2819 int count; 2820 { 2821 if (count <= 0) 2822 return; 2823 2824 if (row + count > gui.scroll_region_bot) 2825 /* Scrolled out of region, just blank the lines out */ 2826 gui_clear_block(row, gui.scroll_region_left, 2827 gui.scroll_region_bot, gui.scroll_region_right); 2828 else 2829 { 2830 gui_mch_delete_lines(row, count); 2831 2832 /* If the cursor was in the deleted lines it's now gone. If the 2833 * cursor was in the scrolled lines adjust its position. */ 2834 if (gui.cursor_row >= row 2835 && gui.cursor_col >= gui.scroll_region_left 2836 && gui.cursor_col <= gui.scroll_region_right) 2837 { 2838 if (gui.cursor_row < row + count) 2839 gui.cursor_is_valid = FALSE; 2840 else if (gui.cursor_row <= gui.scroll_region_bot) 2841 gui.cursor_row -= count; 2842 } 2843 } 2844 } 2845 2846 static void 2847 gui_insert_lines(row, count) 2848 int row; 2849 int count; 2850 { 2851 if (count <= 0) 2852 return; 2853 2854 if (row + count > gui.scroll_region_bot) 2855 /* Scrolled out of region, just blank the lines out */ 2856 gui_clear_block(row, gui.scroll_region_left, 2857 gui.scroll_region_bot, gui.scroll_region_right); 2858 else 2859 { 2860 gui_mch_insert_lines(row, count); 2861 2862 if (gui.cursor_row >= gui.row 2863 && gui.cursor_col >= gui.scroll_region_left 2864 && gui.cursor_col <= gui.scroll_region_right) 2865 { 2866 if (gui.cursor_row <= gui.scroll_region_bot - count) 2867 gui.cursor_row += count; 2868 else if (gui.cursor_row <= gui.scroll_region_bot) 2869 gui.cursor_is_valid = FALSE; 2870 } 2871 } 2872 } 2873 2874 /* 2875 * The main GUI input routine. Waits for a character from the keyboard. 2876 * wtime == -1 Wait forever. 2877 * wtime == 0 Don't wait. 2878 * wtime > 0 Wait wtime milliseconds for a character. 2879 * Returns OK if a character was found to be available within the given time, 2880 * or FAIL otherwise. 2881 */ 2882 int 2883 gui_wait_for_chars(wtime) 2884 long wtime; 2885 { 2886 int retval; 2887 2888 #ifdef FEAT_MENU 2889 /* 2890 * If we're going to wait a bit, update the menus and mouse shape for the 2891 * current State. 2892 */ 2893 if (wtime != 0) 2894 gui_update_menus(0); 2895 #endif 2896 2897 gui_mch_update(); 2898 if (input_available()) /* Got char, return immediately */ 2899 return OK; 2900 if (wtime == 0) /* Don't wait for char */ 2901 return FAIL; 2902 2903 /* Before waiting, flush any output to the screen. */ 2904 gui_mch_flush(); 2905 2906 if (wtime > 0) 2907 { 2908 /* Blink when waiting for a character. Probably only does something 2909 * for showmatch() */ 2910 gui_mch_start_blink(); 2911 retval = gui_mch_wait_for_chars(wtime); 2912 gui_mch_stop_blink(); 2913 return retval; 2914 } 2915 2916 /* 2917 * While we are waiting indefinitely for a character, blink the cursor. 2918 */ 2919 gui_mch_start_blink(); 2920 2921 retval = FAIL; 2922 /* 2923 * We may want to trigger the CursorHold event. First wait for 2924 * 'updatetime' and if nothing is typed within that time put the 2925 * K_CURSORHOLD key in the input buffer. 2926 */ 2927 if (gui_mch_wait_for_chars(p_ut) == OK) 2928 retval = OK; 2929 #ifdef FEAT_AUTOCMD 2930 else if (trigger_cursorhold()) 2931 { 2932 char_u buf[3]; 2933 2934 /* Put K_CURSORHOLD in the input buffer. */ 2935 buf[0] = CSI; 2936 buf[1] = KS_EXTRA; 2937 buf[2] = (int)KE_CURSORHOLD; 2938 add_to_input_buf(buf, 3); 2939 2940 retval = OK; 2941 } 2942 #endif 2943 2944 if (retval == FAIL) 2945 { 2946 /* Blocking wait. */ 2947 before_blocking(); 2948 retval = gui_mch_wait_for_chars(-1L); 2949 } 2950 2951 gui_mch_stop_blink(); 2952 return retval; 2953 } 2954 2955 /* 2956 * Fill p[4] with mouse coordinates encoded for check_termcode(). 2957 */ 2958 static void 2959 fill_mouse_coord(p, col, row) 2960 char_u *p; 2961 int col; 2962 int row; 2963 { 2964 p[0] = (char_u)(col / 128 + ' ' + 1); 2965 p[1] = (char_u)(col % 128 + ' ' + 1); 2966 p[2] = (char_u)(row / 128 + ' ' + 1); 2967 p[3] = (char_u)(row % 128 + ' ' + 1); 2968 } 2969 2970 /* 2971 * Generic mouse support function. Add a mouse event to the input buffer with 2972 * the given properties. 2973 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, 2974 * MOUSE_X1, MOUSE_X2 2975 * MOUSE_DRAG, or MOUSE_RELEASE. 2976 * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel, 2977 * MOUSE_6 and MOUSE_7 for horizontal scroll wheel. 2978 * x, y --- Coordinates of mouse in pixels. 2979 * repeated_click --- TRUE if this click comes only a short time after a 2980 * previous click. 2981 * modifiers --- Bit field which may be any of the following modifiers 2982 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. 2983 * This function will ignore drag events where the mouse has not moved to a new 2984 * character. 2985 */ 2986 void 2987 gui_send_mouse_event(button, x, y, repeated_click, modifiers) 2988 int button; 2989 int x; 2990 int y; 2991 int repeated_click; 2992 int_u modifiers; 2993 { 2994 static int prev_row = 0, prev_col = 0; 2995 static int prev_button = -1; 2996 static int num_clicks = 1; 2997 char_u string[10]; 2998 enum key_extra button_char; 2999 int row, col; 3000 #ifdef FEAT_CLIPBOARD 3001 int checkfor; 3002 int did_clip = FALSE; 3003 #endif 3004 3005 /* 3006 * Scrolling may happen at any time, also while a selection is present. 3007 */ 3008 switch (button) 3009 { 3010 case MOUSE_X1: 3011 button_char = KE_X1MOUSE; 3012 goto button_set; 3013 case MOUSE_X2: 3014 button_char = KE_X2MOUSE; 3015 goto button_set; 3016 case MOUSE_4: 3017 button_char = KE_MOUSEDOWN; 3018 goto button_set; 3019 case MOUSE_5: 3020 button_char = KE_MOUSEUP; 3021 goto button_set; 3022 case MOUSE_6: 3023 button_char = KE_MOUSELEFT; 3024 goto button_set; 3025 case MOUSE_7: 3026 button_char = KE_MOUSERIGHT; 3027 button_set: 3028 { 3029 /* Don't put events in the input queue now. */ 3030 if (hold_gui_events) 3031 return; 3032 3033 string[3] = CSI; 3034 string[4] = KS_EXTRA; 3035 string[5] = (int)button_char; 3036 3037 /* Pass the pointer coordinates of the scroll event so that we 3038 * know which window to scroll. */ 3039 row = gui_xy2colrow(x, y, &col); 3040 string[6] = (char_u)(col / 128 + ' ' + 1); 3041 string[7] = (char_u)(col % 128 + ' ' + 1); 3042 string[8] = (char_u)(row / 128 + ' ' + 1); 3043 string[9] = (char_u)(row % 128 + ' ' + 1); 3044 3045 if (modifiers == 0) 3046 add_to_input_buf(string + 3, 7); 3047 else 3048 { 3049 string[0] = CSI; 3050 string[1] = KS_MODIFIER; 3051 string[2] = 0; 3052 if (modifiers & MOUSE_SHIFT) 3053 string[2] |= MOD_MASK_SHIFT; 3054 if (modifiers & MOUSE_CTRL) 3055 string[2] |= MOD_MASK_CTRL; 3056 if (modifiers & MOUSE_ALT) 3057 string[2] |= MOD_MASK_ALT; 3058 add_to_input_buf(string, 10); 3059 } 3060 return; 3061 } 3062 } 3063 3064 #ifdef FEAT_CLIPBOARD 3065 /* If a clipboard selection is in progress, handle it */ 3066 if (clip_star.state == SELECT_IN_PROGRESS) 3067 { 3068 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); 3069 return; 3070 } 3071 3072 /* Determine which mouse settings to look for based on the current mode */ 3073 switch (get_real_state()) 3074 { 3075 case NORMAL_BUSY: 3076 case OP_PENDING: 3077 case NORMAL: checkfor = MOUSE_NORMAL; break; 3078 case VISUAL: checkfor = MOUSE_VISUAL; break; 3079 case SELECTMODE: checkfor = MOUSE_VISUAL; break; 3080 case REPLACE: 3081 case REPLACE+LANGMAP: 3082 #ifdef FEAT_VREPLACE 3083 case VREPLACE: 3084 case VREPLACE+LANGMAP: 3085 #endif 3086 case INSERT: 3087 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; 3088 case ASKMORE: 3089 case HITRETURN: /* At the more- and hit-enter prompt pass the 3090 mouse event for a click on or below the 3091 message line. */ 3092 if (Y_2_ROW(y) >= msg_row) 3093 checkfor = MOUSE_NORMAL; 3094 else 3095 checkfor = MOUSE_RETURN; 3096 break; 3097 3098 /* 3099 * On the command line, use the clipboard selection on all lines 3100 * but the command line. But not when pasting. 3101 */ 3102 case CMDLINE: 3103 case CMDLINE+LANGMAP: 3104 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) 3105 checkfor = MOUSE_NONE; 3106 else 3107 checkfor = MOUSE_COMMAND; 3108 break; 3109 3110 default: 3111 checkfor = MOUSE_NONE; 3112 break; 3113 }; 3114 3115 /* 3116 * Allow clipboard selection of text on the command line in "normal" 3117 * modes. Don't do this when dragging the status line, or extending a 3118 * Visual selection. 3119 */ 3120 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) 3121 && Y_2_ROW(y) >= topframe->fr_height 3122 # ifdef FEAT_WINDOWS 3123 + firstwin->w_winrow 3124 # endif 3125 && button != MOUSE_DRAG 3126 # ifdef FEAT_MOUSESHAPE 3127 && !drag_status_line 3128 # ifdef FEAT_VERTSPLIT 3129 && !drag_sep_line 3130 # endif 3131 # endif 3132 ) 3133 checkfor = MOUSE_NONE; 3134 3135 /* 3136 * Use modeless selection when holding CTRL and SHIFT pressed. 3137 */ 3138 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) 3139 checkfor = MOUSE_NONEF; 3140 3141 /* 3142 * In Ex mode, always use modeless selection. 3143 */ 3144 if (exmode_active) 3145 checkfor = MOUSE_NONE; 3146 3147 /* 3148 * If the mouse settings say to not use the mouse, use the modeless 3149 * selection. But if Visual is active, assume that only the Visual area 3150 * will be selected. 3151 * Exception: On the command line, both the selection is used and a mouse 3152 * key is send. 3153 */ 3154 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) 3155 { 3156 /* Don't do modeless selection in Visual mode. */ 3157 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) 3158 return; 3159 3160 /* 3161 * When 'mousemodel' is "popup", shift-left is translated to right. 3162 * But not when also using Ctrl. 3163 */ 3164 if (mouse_model_popup() && button == MOUSE_LEFT 3165 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) 3166 { 3167 button = MOUSE_RIGHT; 3168 modifiers &= ~ MOUSE_SHIFT; 3169 } 3170 3171 /* If the selection is done, allow the right button to extend it. 3172 * If the selection is cleared, allow the right button to start it 3173 * from the cursor position. */ 3174 if (button == MOUSE_RIGHT) 3175 { 3176 if (clip_star.state == SELECT_CLEARED) 3177 { 3178 if (State & CMDLINE) 3179 { 3180 col = msg_col; 3181 row = msg_row; 3182 } 3183 else 3184 { 3185 col = curwin->w_wcol; 3186 row = curwin->w_wrow + W_WINROW(curwin); 3187 } 3188 clip_start_selection(col, row, FALSE); 3189 } 3190 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), 3191 repeated_click); 3192 did_clip = TRUE; 3193 } 3194 /* Allow the left button to start the selection */ 3195 else if (button == MOUSE_LEFT) 3196 { 3197 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); 3198 did_clip = TRUE; 3199 } 3200 3201 /* Always allow pasting */ 3202 if (button != MOUSE_MIDDLE) 3203 { 3204 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) 3205 return; 3206 if (checkfor != MOUSE_COMMAND) 3207 button = MOUSE_LEFT; 3208 } 3209 repeated_click = FALSE; 3210 } 3211 3212 if (clip_star.state != SELECT_CLEARED && !did_clip) 3213 clip_clear_selection(&clip_star); 3214 #endif 3215 3216 /* Don't put events in the input queue now. */ 3217 if (hold_gui_events) 3218 return; 3219 3220 row = gui_xy2colrow(x, y, &col); 3221 3222 /* 3223 * If we are dragging and the mouse hasn't moved far enough to be on a 3224 * different character, then don't send an event to vim. 3225 */ 3226 if (button == MOUSE_DRAG) 3227 { 3228 if (row == prev_row && col == prev_col) 3229 return; 3230 /* Dragging above the window, set "row" to -1 to cause a scroll. */ 3231 if (y < 0) 3232 row = -1; 3233 } 3234 3235 /* 3236 * If topline has changed (window scrolled) since the last click, reset 3237 * repeated_click, because we don't want starting Visual mode when 3238 * clicking on a different character in the text. 3239 */ 3240 if (curwin->w_topline != gui_prev_topline 3241 #ifdef FEAT_DIFF 3242 || curwin->w_topfill != gui_prev_topfill 3243 #endif 3244 ) 3245 repeated_click = FALSE; 3246 3247 string[0] = CSI; /* this sequence is recognized by check_termcode() */ 3248 string[1] = KS_MOUSE; 3249 string[2] = KE_FILLER; 3250 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) 3251 { 3252 if (repeated_click) 3253 { 3254 /* 3255 * Handle multiple clicks. They only count if the mouse is still 3256 * pointing at the same character. 3257 */ 3258 if (button != prev_button || row != prev_row || col != prev_col) 3259 num_clicks = 1; 3260 else if (++num_clicks > 4) 3261 num_clicks = 1; 3262 } 3263 else 3264 num_clicks = 1; 3265 prev_button = button; 3266 gui_prev_topline = curwin->w_topline; 3267 #ifdef FEAT_DIFF 3268 gui_prev_topfill = curwin->w_topfill; 3269 #endif 3270 3271 string[3] = (char_u)(button | 0x20); 3272 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); 3273 } 3274 else 3275 string[3] = (char_u)button; 3276 3277 string[3] |= modifiers; 3278 fill_mouse_coord(string + 4, col, row); 3279 add_to_input_buf(string, 8); 3280 3281 if (row < 0) 3282 prev_row = 0; 3283 else 3284 prev_row = row; 3285 prev_col = col; 3286 3287 /* 3288 * We need to make sure this is cleared since Athena doesn't tell us when 3289 * he is done dragging. Neither does GTK+ 2 -- at least for now. 3290 */ 3291 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 3292 gui.dragged_sb = SBAR_NONE; 3293 #endif 3294 } 3295 3296 /* 3297 * Convert x and y coordinate to column and row in text window. 3298 * Corrects for multi-byte character. 3299 * returns column in "*colp" and row as return value; 3300 */ 3301 int 3302 gui_xy2colrow(x, y, colp) 3303 int x; 3304 int y; 3305 int *colp; 3306 { 3307 int col = check_col(X_2_COL(x)); 3308 int row = check_row(Y_2_ROW(y)); 3309 3310 #ifdef FEAT_MBYTE 3311 *colp = mb_fix_col(col, row); 3312 #else 3313 *colp = col; 3314 #endif 3315 return row; 3316 } 3317 3318 #if defined(FEAT_MENU) || defined(PROTO) 3319 /* 3320 * Callback function for when a menu entry has been selected. 3321 */ 3322 void 3323 gui_menu_cb(menu) 3324 vimmenu_T *menu; 3325 { 3326 char_u bytes[sizeof(long_u)]; 3327 3328 /* Don't put events in the input queue now. */ 3329 if (hold_gui_events) 3330 return; 3331 3332 bytes[0] = CSI; 3333 bytes[1] = KS_MENU; 3334 bytes[2] = KE_FILLER; 3335 add_to_input_buf(bytes, 3); 3336 add_long_to_buf((long_u)menu, bytes); 3337 add_to_input_buf_csi(bytes, sizeof(long_u)); 3338 } 3339 #endif 3340 3341 static int prev_which_scrollbars[3]; 3342 3343 /* 3344 * Set which components are present. 3345 * If "oldval" is not NULL, "oldval" is the previous value, the new value is 3346 * in p_go. 3347 */ 3348 void 3349 gui_init_which_components(oldval) 3350 char_u *oldval UNUSED; 3351 { 3352 #ifdef FEAT_MENU 3353 static int prev_menu_is_active = -1; 3354 #endif 3355 #ifdef FEAT_TOOLBAR 3356 static int prev_toolbar = -1; 3357 int using_toolbar = FALSE; 3358 #endif 3359 #ifdef FEAT_GUI_TABLINE 3360 int using_tabline; 3361 #endif 3362 #ifdef FEAT_FOOTER 3363 static int prev_footer = -1; 3364 int using_footer = FALSE; 3365 #endif 3366 #if defined(FEAT_MENU) && !defined(WIN16) 3367 static int prev_tearoff = -1; 3368 int using_tearoff = FALSE; 3369 #endif 3370 3371 char_u *p; 3372 int i; 3373 #ifdef FEAT_MENU 3374 int grey_old, grey_new; 3375 char_u *temp; 3376 #endif 3377 win_T *wp; 3378 int need_set_size; 3379 int fix_size; 3380 3381 #ifdef FEAT_MENU 3382 if (oldval != NULL && gui.in_use) 3383 { 3384 /* 3385 * Check if the menu's go from grey to non-grey or vise versa. 3386 */ 3387 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); 3388 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); 3389 if (grey_old != grey_new) 3390 { 3391 temp = p_go; 3392 p_go = oldval; 3393 gui_update_menus(MENU_ALL_MODES); 3394 p_go = temp; 3395 } 3396 } 3397 gui.menu_is_active = FALSE; 3398 #endif 3399 3400 for (i = 0; i < 3; i++) 3401 gui.which_scrollbars[i] = FALSE; 3402 for (p = p_go; *p; p++) 3403 switch (*p) 3404 { 3405 case GO_LEFT: 3406 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3407 break; 3408 case GO_RIGHT: 3409 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3410 break; 3411 #ifdef FEAT_VERTSPLIT 3412 case GO_VLEFT: 3413 if (win_hasvertsplit()) 3414 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3415 break; 3416 case GO_VRIGHT: 3417 if (win_hasvertsplit()) 3418 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3419 break; 3420 #endif 3421 case GO_BOT: 3422 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; 3423 break; 3424 #ifdef FEAT_MENU 3425 case GO_MENUS: 3426 gui.menu_is_active = TRUE; 3427 break; 3428 #endif 3429 case GO_GREY: 3430 /* make menu's have grey items, ignored here */ 3431 break; 3432 #ifdef FEAT_TOOLBAR 3433 case GO_TOOLBAR: 3434 using_toolbar = TRUE; 3435 break; 3436 #endif 3437 #ifdef FEAT_FOOTER 3438 case GO_FOOTER: 3439 using_footer = TRUE; 3440 break; 3441 #endif 3442 case GO_TEAROFF: 3443 #if defined(FEAT_MENU) && !defined(WIN16) 3444 using_tearoff = TRUE; 3445 #endif 3446 break; 3447 default: 3448 /* Ignore options that are not supported */ 3449 break; 3450 } 3451 3452 if (gui.in_use) 3453 { 3454 need_set_size = 0; 3455 fix_size = FALSE; 3456 3457 #ifdef FEAT_GUI_TABLINE 3458 /* Update the GUI tab line, it may appear or disappear. This may 3459 * cause the non-GUI tab line to disappear or appear. */ 3460 using_tabline = gui_has_tabline(); 3461 if (!gui_mch_showing_tabline() != !using_tabline) 3462 { 3463 /* We don't want a resize event change "Rows" here, save and 3464 * restore it. Resizing is handled below. */ 3465 i = Rows; 3466 gui_update_tabline(); 3467 Rows = i; 3468 need_set_size |= RESIZE_VERT; 3469 if (using_tabline) 3470 fix_size = TRUE; 3471 if (!gui_use_tabline()) 3472 redraw_tabline = TRUE; /* may draw non-GUI tab line */ 3473 } 3474 #endif 3475 3476 for (i = 0; i < 3; i++) 3477 { 3478 /* The scrollbar needs to be updated when it is shown/unshown and 3479 * when switching tab pages. But the size only changes when it's 3480 * shown/unshown. Thus we need two places to remember whether a 3481 * scrollbar is there or not. */ 3482 if (gui.which_scrollbars[i] != prev_which_scrollbars[i] 3483 #ifdef FEAT_WINDOWS 3484 || gui.which_scrollbars[i] 3485 != curtab->tp_prev_which_scrollbars[i] 3486 #endif 3487 ) 3488 { 3489 if (i == SBAR_BOTTOM) 3490 gui_mch_enable_scrollbar(&gui.bottom_sbar, 3491 gui.which_scrollbars[i]); 3492 else 3493 { 3494 FOR_ALL_WINDOWS(wp) 3495 { 3496 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); 3497 } 3498 } 3499 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) 3500 { 3501 if (i == SBAR_BOTTOM) 3502 need_set_size |= RESIZE_VERT; 3503 else 3504 need_set_size |= RESIZE_HOR; 3505 if (gui.which_scrollbars[i]) 3506 fix_size = TRUE; 3507 } 3508 } 3509 #ifdef FEAT_WINDOWS 3510 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3511 #endif 3512 prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3513 } 3514 3515 #ifdef FEAT_MENU 3516 if (gui.menu_is_active != prev_menu_is_active) 3517 { 3518 /* We don't want a resize event change "Rows" here, save and 3519 * restore it. Resizing is handled below. */ 3520 i = Rows; 3521 gui_mch_enable_menu(gui.menu_is_active); 3522 Rows = i; 3523 prev_menu_is_active = gui.menu_is_active; 3524 need_set_size |= RESIZE_VERT; 3525 if (gui.menu_is_active) 3526 fix_size = TRUE; 3527 } 3528 #endif 3529 3530 #ifdef FEAT_TOOLBAR 3531 if (using_toolbar != prev_toolbar) 3532 { 3533 gui_mch_show_toolbar(using_toolbar); 3534 prev_toolbar = using_toolbar; 3535 need_set_size |= RESIZE_VERT; 3536 if (using_toolbar) 3537 fix_size = TRUE; 3538 } 3539 #endif 3540 #ifdef FEAT_FOOTER 3541 if (using_footer != prev_footer) 3542 { 3543 gui_mch_enable_footer(using_footer); 3544 prev_footer = using_footer; 3545 need_set_size |= RESIZE_VERT; 3546 if (using_footer) 3547 fix_size = TRUE; 3548 } 3549 #endif 3550 #if defined(FEAT_MENU) && !defined(WIN16) && !(defined(WIN3264) && !defined(FEAT_TEAROFF)) 3551 if (using_tearoff != prev_tearoff) 3552 { 3553 gui_mch_toggle_tearoffs(using_tearoff); 3554 prev_tearoff = using_tearoff; 3555 } 3556 #endif 3557 if (need_set_size != 0) 3558 { 3559 #ifdef FEAT_GUI_GTK 3560 long prev_Columns = Columns; 3561 long prev_Rows = Rows; 3562 #endif 3563 /* Adjust the size of the window to make the text area keep the 3564 * same size and to avoid that part of our window is off-screen 3565 * and a scrollbar can't be used, for example. */ 3566 gui_set_shellsize(FALSE, fix_size, need_set_size); 3567 3568 #ifdef FEAT_GUI_GTK 3569 /* GTK has the annoying habit of sending us resize events when 3570 * changing the window size ourselves. This mostly happens when 3571 * waiting for a character to arrive, quite unpredictably, and may 3572 * change Columns and Rows when we don't want it. Wait for a 3573 * character here to avoid this effect. 3574 * If you remove this, please test this command for resizing 3575 * effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". 3576 * Don't do this while starting up though. 3577 * Don't change Rows when adding menu/toolbar/tabline. 3578 * Don't change Columns when adding vertical toolbar. */ 3579 if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR)) 3580 (void)char_avail(); 3581 if ((need_set_size & RESIZE_VERT) == 0) 3582 Rows = prev_Rows; 3583 if ((need_set_size & RESIZE_HOR) == 0) 3584 Columns = prev_Columns; 3585 #endif 3586 } 3587 #ifdef FEAT_WINDOWS 3588 /* When the console tabline appears or disappears the window positions 3589 * change. */ 3590 if (firstwin->w_winrow != tabline_height()) 3591 shell_new_rows(); /* recompute window positions and heights */ 3592 #endif 3593 } 3594 } 3595 3596 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3597 /* 3598 * Return TRUE if the GUI is taking care of the tabline. 3599 * It may still be hidden if 'showtabline' is zero. 3600 */ 3601 int 3602 gui_use_tabline() 3603 { 3604 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; 3605 } 3606 3607 /* 3608 * Return TRUE if the GUI is showing the tabline. 3609 * This uses 'showtabline'. 3610 */ 3611 static int 3612 gui_has_tabline() 3613 { 3614 if (!gui_use_tabline() 3615 || p_stal == 0 3616 || (p_stal == 1 && first_tabpage->tp_next == NULL)) 3617 return FALSE; 3618 return TRUE; 3619 } 3620 3621 /* 3622 * Update the tabline. 3623 * This may display/undisplay the tabline and update the labels. 3624 */ 3625 void 3626 gui_update_tabline() 3627 { 3628 int showit = gui_has_tabline(); 3629 int shown = gui_mch_showing_tabline(); 3630 3631 if (!gui.starting && starting == 0) 3632 { 3633 /* Updating the tabline uses direct GUI commands, flush 3634 * outstanding instructions first. (esp. clear screen) */ 3635 out_flush(); 3636 gui_mch_flush(); 3637 3638 if (!showit != !shown) 3639 gui_mch_show_tabline(showit); 3640 if (showit != 0) 3641 gui_mch_update_tabline(); 3642 3643 /* When the tabs change from hidden to shown or from shown to 3644 * hidden the size of the text area should remain the same. */ 3645 if (!showit != !shown) 3646 gui_set_shellsize(FALSE, showit, RESIZE_VERT); 3647 } 3648 } 3649 3650 /* 3651 * Get the label or tooltip for tab page "tp" into NameBuff[]. 3652 */ 3653 void 3654 get_tabline_label(tp, tooltip) 3655 tabpage_T *tp; 3656 int tooltip; /* TRUE: get tooltip */ 3657 { 3658 int modified = FALSE; 3659 char_u buf[40]; 3660 int wincount; 3661 win_T *wp; 3662 char_u **opt; 3663 3664 /* Use 'guitablabel' or 'guitabtooltip' if it's set. */ 3665 opt = (tooltip ? &p_gtt : &p_gtl); 3666 if (**opt != NUL) 3667 { 3668 int use_sandbox = FALSE; 3669 int save_called_emsg = called_emsg; 3670 char_u res[MAXPATHL]; 3671 tabpage_T *save_curtab; 3672 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" 3673 : "guitablabel"); 3674 3675 called_emsg = FALSE; 3676 3677 printer_page_num = tabpage_index(tp); 3678 # ifdef FEAT_EVAL 3679 set_vim_var_nr(VV_LNUM, printer_page_num); 3680 use_sandbox = was_set_insecurely(opt_name, 0); 3681 # endif 3682 /* It's almost as going to the tabpage, but without autocommands. */ 3683 curtab->tp_firstwin = firstwin; 3684 curtab->tp_lastwin = lastwin; 3685 curtab->tp_curwin = curwin; 3686 save_curtab = curtab; 3687 curtab = tp; 3688 topframe = curtab->tp_topframe; 3689 firstwin = curtab->tp_firstwin; 3690 lastwin = curtab->tp_lastwin; 3691 curwin = curtab->tp_curwin; 3692 curbuf = curwin->w_buffer; 3693 3694 /* Can't use NameBuff directly, build_stl_str_hl() uses it. */ 3695 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox, 3696 0, (int)Columns, NULL, NULL); 3697 STRCPY(NameBuff, res); 3698 3699 /* Back to the original curtab. */ 3700 curtab = save_curtab; 3701 topframe = curtab->tp_topframe; 3702 firstwin = curtab->tp_firstwin; 3703 lastwin = curtab->tp_lastwin; 3704 curwin = curtab->tp_curwin; 3705 curbuf = curwin->w_buffer; 3706 3707 if (called_emsg) 3708 set_string_option_direct(opt_name, -1, 3709 (char_u *)"", OPT_FREE, SID_ERROR); 3710 called_emsg |= save_called_emsg; 3711 } 3712 3713 /* If 'guitablabel'/'guitabtooltip' is not set or the result is empty then 3714 * use a default label. */ 3715 if (**opt == NUL || *NameBuff == NUL) 3716 { 3717 /* Get the buffer name into NameBuff[] and shorten it. */ 3718 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); 3719 if (!tooltip) 3720 shorten_dir(NameBuff); 3721 3722 wp = (tp == curtab) ? firstwin : tp->tp_firstwin; 3723 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) 3724 if (bufIsChanged(wp->w_buffer)) 3725 modified = TRUE; 3726 if (modified || wincount > 1) 3727 { 3728 if (wincount > 1) 3729 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); 3730 else 3731 buf[0] = NUL; 3732 if (modified) 3733 STRCAT(buf, "+"); 3734 STRCAT(buf, " "); 3735 STRMOVE(NameBuff + STRLEN(buf), NameBuff); 3736 mch_memmove(NameBuff, buf, STRLEN(buf)); 3737 } 3738 } 3739 } 3740 3741 /* 3742 * Send the event for clicking to select tab page "nr". 3743 * Returns TRUE if it was done, FALSE when skipped because we are already at 3744 * that tab page or the cmdline window is open. 3745 */ 3746 int 3747 send_tabline_event(nr) 3748 int nr; 3749 { 3750 char_u string[3]; 3751 3752 if (nr == tabpage_index(curtab)) 3753 return FALSE; 3754 3755 /* Don't put events in the input queue now. */ 3756 if (hold_gui_events 3757 # ifdef FEAT_CMDWIN 3758 || cmdwin_type != 0 3759 # endif 3760 ) 3761 { 3762 /* Set it back to the current tab page. */ 3763 gui_mch_set_curtab(tabpage_index(curtab)); 3764 return FALSE; 3765 } 3766 3767 string[0] = CSI; 3768 string[1] = KS_TABLINE; 3769 string[2] = KE_FILLER; 3770 add_to_input_buf(string, 3); 3771 string[0] = nr; 3772 add_to_input_buf_csi(string, 1); 3773 return TRUE; 3774 } 3775 3776 /* 3777 * Send a tabline menu event 3778 */ 3779 void 3780 send_tabline_menu_event(tabidx, event) 3781 int tabidx; 3782 int event; 3783 { 3784 char_u string[3]; 3785 3786 /* Don't put events in the input queue now. */ 3787 if (hold_gui_events) 3788 return; 3789 3790 string[0] = CSI; 3791 string[1] = KS_TABMENU; 3792 string[2] = KE_FILLER; 3793 add_to_input_buf(string, 3); 3794 string[0] = tabidx; 3795 string[1] = (char_u)(long)event; 3796 add_to_input_buf_csi(string, 2); 3797 } 3798 3799 #endif 3800 3801 /* 3802 * Scrollbar stuff: 3803 */ 3804 3805 #if defined(FEAT_WINDOWS) || defined(PROTO) 3806 /* 3807 * Remove all scrollbars. Used before switching to another tab page. 3808 */ 3809 void 3810 gui_remove_scrollbars() 3811 { 3812 int i; 3813 win_T *wp; 3814 3815 for (i = 0; i < 3; i++) 3816 { 3817 if (i == SBAR_BOTTOM) 3818 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); 3819 else 3820 { 3821 FOR_ALL_WINDOWS(wp) 3822 { 3823 gui_do_scrollbar(wp, i, FALSE); 3824 } 3825 } 3826 curtab->tp_prev_which_scrollbars[i] = -1; 3827 } 3828 } 3829 #endif 3830 3831 void 3832 gui_create_scrollbar(sb, type, wp) 3833 scrollbar_T *sb; 3834 int type; 3835 win_T *wp; 3836 { 3837 static int sbar_ident = 0; 3838 3839 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */ 3840 sb->wp = wp; 3841 sb->type = type; 3842 sb->value = 0; 3843 #ifdef FEAT_GUI_ATHENA 3844 sb->pixval = 0; 3845 #endif 3846 sb->size = 1; 3847 sb->max = 1; 3848 sb->top = 0; 3849 sb->height = 0; 3850 #ifdef FEAT_VERTSPLIT 3851 sb->width = 0; 3852 #endif 3853 sb->status_height = 0; 3854 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); 3855 } 3856 3857 /* 3858 * Find the scrollbar with the given index. 3859 */ 3860 scrollbar_T * 3861 gui_find_scrollbar(ident) 3862 long ident; 3863 { 3864 win_T *wp; 3865 3866 if (gui.bottom_sbar.ident == ident) 3867 return &gui.bottom_sbar; 3868 FOR_ALL_WINDOWS(wp) 3869 { 3870 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) 3871 return &wp->w_scrollbars[SBAR_LEFT]; 3872 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) 3873 return &wp->w_scrollbars[SBAR_RIGHT]; 3874 } 3875 return NULL; 3876 } 3877 3878 /* 3879 * For most systems: Put a code in the input buffer for a dragged scrollbar. 3880 * 3881 * For Win32, Macintosh and GTK+ 2: 3882 * Scrollbars seem to grab focus and vim doesn't read the input queue until 3883 * you stop dragging the scrollbar. We get here each time the scrollbar is 3884 * dragged another pixel, but as far as the rest of vim goes, it thinks 3885 * we're just hanging in the call to DispatchMessage() in 3886 * process_message(). The DispatchMessage() call that hangs was passed a 3887 * mouse button click event in the scrollbar window. -- webb. 3888 * 3889 * Solution: Do the scrolling right here. But only when allowed. 3890 * Ignore the scrollbars while executing an external command or when there 3891 * are still characters to be processed. 3892 */ 3893 void 3894 gui_drag_scrollbar(sb, value, still_dragging) 3895 scrollbar_T *sb; 3896 long value; 3897 int still_dragging; 3898 { 3899 #ifdef FEAT_WINDOWS 3900 win_T *wp; 3901 #endif 3902 int sb_num; 3903 #ifdef USE_ON_FLY_SCROLL 3904 colnr_T old_leftcol = curwin->w_leftcol; 3905 # ifdef FEAT_SCROLLBIND 3906 linenr_T old_topline = curwin->w_topline; 3907 # endif 3908 # ifdef FEAT_DIFF 3909 int old_topfill = curwin->w_topfill; 3910 # endif 3911 #else 3912 char_u bytes[sizeof(long_u)]; 3913 int byte_count; 3914 #endif 3915 3916 if (sb == NULL) 3917 return; 3918 3919 /* Don't put events in the input queue now. */ 3920 if (hold_gui_events) 3921 return; 3922 3923 #ifdef FEAT_CMDWIN 3924 if (cmdwin_type != 0 && sb->wp != curwin) 3925 return; 3926 #endif 3927 3928 if (still_dragging) 3929 { 3930 if (sb->wp == NULL) 3931 gui.dragged_sb = SBAR_BOTTOM; 3932 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) 3933 gui.dragged_sb = SBAR_LEFT; 3934 else 3935 gui.dragged_sb = SBAR_RIGHT; 3936 gui.dragged_wp = sb->wp; 3937 } 3938 else 3939 { 3940 gui.dragged_sb = SBAR_NONE; 3941 #ifdef FEAT_GUI_GTK 3942 /* Keep the "dragged_wp" value until after the scrolling, for when the 3943 * mouse button is released. GTK2 doesn't send the button-up event. */ 3944 gui.dragged_wp = NULL; 3945 #endif 3946 } 3947 3948 /* Vertical sbar info is kept in the first sbar (the left one) */ 3949 if (sb->wp != NULL) 3950 sb = &sb->wp->w_scrollbars[0]; 3951 3952 /* 3953 * Check validity of value 3954 */ 3955 if (value < 0) 3956 value = 0; 3957 #ifdef SCROLL_PAST_END 3958 else if (value > sb->max) 3959 value = sb->max; 3960 #else 3961 if (value > sb->max - sb->size + 1) 3962 value = sb->max - sb->size + 1; 3963 #endif 3964 3965 sb->value = value; 3966 3967 #ifdef USE_ON_FLY_SCROLL 3968 /* When not allowed to do the scrolling right now, return. 3969 * This also checked input_available(), but that causes the first click in 3970 * a scrollbar to be ignored when Vim doesn't have focus. */ 3971 if (dont_scroll) 3972 return; 3973 #endif 3974 #ifdef FEAT_INS_EXPAND 3975 /* Disallow scrolling the current window when the completion popup menu is 3976 * visible. */ 3977 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible()) 3978 return; 3979 #endif 3980 3981 #ifdef FEAT_RIGHTLEFT 3982 if (sb->wp == NULL && curwin->w_p_rl) 3983 { 3984 value = sb->max + 1 - sb->size - value; 3985 if (value < 0) 3986 value = 0; 3987 } 3988 #endif 3989 3990 if (sb->wp != NULL) /* vertical scrollbar */ 3991 { 3992 sb_num = 0; 3993 #ifdef FEAT_WINDOWS 3994 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) 3995 sb_num++; 3996 if (wp == NULL) 3997 return; 3998 #else 3999 if (sb->wp != curwin) 4000 return; 4001 #endif 4002 4003 #ifdef USE_ON_FLY_SCROLL 4004 current_scrollbar = sb_num; 4005 scrollbar_value = value; 4006 if (State & NORMAL) 4007 { 4008 gui_do_scroll(); 4009 setcursor(); 4010 } 4011 else if (State & INSERT) 4012 { 4013 ins_scroll(); 4014 setcursor(); 4015 } 4016 else if (State & CMDLINE) 4017 { 4018 if (msg_scrolled == 0) 4019 { 4020 gui_do_scroll(); 4021 redrawcmdline(); 4022 } 4023 } 4024 # ifdef FEAT_FOLDING 4025 /* Value may have been changed for closed fold. */ 4026 sb->value = sb->wp->w_topline - 1; 4027 # endif 4028 4029 /* When dragging one scrollbar and there is another one at the other 4030 * side move the thumb of that one too. */ 4031 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) 4032 gui_mch_set_scrollbar_thumb( 4033 &sb->wp->w_scrollbars[ 4034 sb == &sb->wp->w_scrollbars[SBAR_RIGHT] 4035 ? SBAR_LEFT : SBAR_RIGHT], 4036 sb->value, sb->size, sb->max); 4037 4038 #else 4039 bytes[0] = CSI; 4040 bytes[1] = KS_VER_SCROLLBAR; 4041 bytes[2] = KE_FILLER; 4042 bytes[3] = (char_u)sb_num; 4043 byte_count = 4; 4044 #endif 4045 } 4046 else 4047 { 4048 #ifdef USE_ON_FLY_SCROLL 4049 scrollbar_value = value; 4050 4051 if (State & NORMAL) 4052 gui_do_horiz_scroll(scrollbar_value, FALSE); 4053 else if (State & INSERT) 4054 ins_horscroll(); 4055 else if (State & CMDLINE) 4056 { 4057 if (msg_scrolled == 0) 4058 { 4059 gui_do_horiz_scroll(scrollbar_value, FALSE); 4060 redrawcmdline(); 4061 } 4062 } 4063 if (old_leftcol != curwin->w_leftcol) 4064 { 4065 updateWindow(curwin); /* update window, status and cmdline */ 4066 setcursor(); 4067 } 4068 #else 4069 bytes[0] = CSI; 4070 bytes[1] = KS_HOR_SCROLLBAR; 4071 bytes[2] = KE_FILLER; 4072 byte_count = 3; 4073 #endif 4074 } 4075 4076 #ifdef USE_ON_FLY_SCROLL 4077 # ifdef FEAT_SCROLLBIND 4078 /* 4079 * synchronize other windows, as necessary according to 'scrollbind' 4080 */ 4081 if (curwin->w_p_scb 4082 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) 4083 || (sb->wp == curwin && (curwin->w_topline != old_topline 4084 # ifdef FEAT_DIFF 4085 || curwin->w_topfill != old_topfill 4086 # endif 4087 )))) 4088 { 4089 do_check_scrollbind(TRUE); 4090 /* need to update the window right here */ 4091 for (wp = firstwin; wp != NULL; wp = wp->w_next) 4092 if (wp->w_redr_type > 0) 4093 updateWindow(wp); 4094 setcursor(); 4095 } 4096 # endif 4097 out_flush(); 4098 gui_update_cursor(FALSE, TRUE); 4099 #else 4100 add_to_input_buf(bytes, byte_count); 4101 add_long_to_buf((long_u)value, bytes); 4102 add_to_input_buf_csi(bytes, sizeof(long_u)); 4103 #endif 4104 } 4105 4106 /* 4107 * Scrollbar stuff: 4108 */ 4109 4110 #if defined(FEAT_AUTOCMD) || defined(FEAT_WINDOWS) || defined(PROTO) 4111 /* 4112 * Called when something in the window layout has changed. 4113 */ 4114 void 4115 gui_may_update_scrollbars() 4116 { 4117 if (gui.in_use && starting == 0) 4118 { 4119 out_flush(); 4120 gui_init_which_components(NULL); 4121 gui_update_scrollbars(TRUE); 4122 } 4123 need_mouse_correct = TRUE; 4124 } 4125 #endif 4126 4127 void 4128 gui_update_scrollbars(force) 4129 int force; /* Force all scrollbars to get updated */ 4130 { 4131 win_T *wp; 4132 scrollbar_T *sb; 4133 long val, size, max; /* need 32 bits here */ 4134 int which_sb; 4135 int h, y; 4136 #ifdef FEAT_VERTSPLIT 4137 static win_T *prev_curwin = NULL; 4138 #endif 4139 4140 /* Update the horizontal scrollbar */ 4141 gui_update_horiz_scrollbar(force); 4142 4143 #ifndef WIN3264 4144 /* Return straight away if there is neither a left nor right scrollbar. 4145 * On MS-Windows this is required anyway for scrollwheel messages. */ 4146 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) 4147 return; 4148 #endif 4149 4150 /* 4151 * Don't want to update a scrollbar while we're dragging it. But if we 4152 * have both a left and right scrollbar, and we drag one of them, we still 4153 * need to update the other one. 4154 */ 4155 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) 4156 && gui.which_scrollbars[SBAR_LEFT] 4157 && gui.which_scrollbars[SBAR_RIGHT]) 4158 { 4159 /* 4160 * If we have two scrollbars and one of them is being dragged, just 4161 * copy the scrollbar position from the dragged one to the other one. 4162 */ 4163 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; 4164 if (gui.dragged_wp != NULL) 4165 gui_mch_set_scrollbar_thumb( 4166 &gui.dragged_wp->w_scrollbars[which_sb], 4167 gui.dragged_wp->w_scrollbars[0].value, 4168 gui.dragged_wp->w_scrollbars[0].size, 4169 gui.dragged_wp->w_scrollbars[0].max); 4170 } 4171 4172 /* avoid that moving components around generates events */ 4173 ++hold_gui_events; 4174 4175 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp)) 4176 { 4177 if (wp->w_buffer == NULL) /* just in case */ 4178 continue; 4179 /* Skip a scrollbar that is being dragged. */ 4180 if (!force && (gui.dragged_sb == SBAR_LEFT 4181 || gui.dragged_sb == SBAR_RIGHT) 4182 && gui.dragged_wp == wp) 4183 continue; 4184 4185 #ifdef SCROLL_PAST_END 4186 max = wp->w_buffer->b_ml.ml_line_count - 1; 4187 #else 4188 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; 4189 #endif 4190 if (max < 0) /* empty buffer */ 4191 max = 0; 4192 val = wp->w_topline - 1; 4193 size = wp->w_height; 4194 #ifdef SCROLL_PAST_END 4195 if (val > max) /* just in case */ 4196 val = max; 4197 #else 4198 if (size > max + 1) /* just in case */ 4199 size = max + 1; 4200 if (val > max - size + 1) 4201 val = max - size + 1; 4202 #endif 4203 if (val < 0) /* minimal value is 0 */ 4204 val = 0; 4205 4206 /* 4207 * Scrollbar at index 0 (the left one) contains all the information. 4208 * It would be the same info for left and right so we just store it for 4209 * one of them. 4210 */ 4211 sb = &wp->w_scrollbars[0]; 4212 4213 /* 4214 * Note: no check for valid w_botline. If it's not valid the 4215 * scrollbars will be updated later anyway. 4216 */ 4217 if (size < 1 || wp->w_botline - 2 > max) 4218 { 4219 /* 4220 * This can happen during changing files. Just don't update the 4221 * scrollbar for now. 4222 */ 4223 sb->height = 0; /* Force update next time */ 4224 if (gui.which_scrollbars[SBAR_LEFT]) 4225 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); 4226 if (gui.which_scrollbars[SBAR_RIGHT]) 4227 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); 4228 continue; 4229 } 4230 if (force || sb->height != wp->w_height 4231 #ifdef FEAT_WINDOWS 4232 || sb->top != wp->w_winrow 4233 || sb->status_height != wp->w_status_height 4234 # ifdef FEAT_VERTSPLIT 4235 || sb->width != wp->w_width 4236 || prev_curwin != curwin 4237 # endif 4238 #endif 4239 ) 4240 { 4241 /* Height, width or position of scrollbar has changed. For 4242 * vertical split: curwin changed. */ 4243 sb->height = wp->w_height; 4244 #ifdef FEAT_WINDOWS 4245 sb->top = wp->w_winrow; 4246 sb->status_height = wp->w_status_height; 4247 # ifdef FEAT_VERTSPLIT 4248 sb->width = wp->w_width; 4249 # endif 4250 #endif 4251 4252 /* Calculate height and position in pixels */ 4253 h = (sb->height + sb->status_height) * gui.char_height; 4254 y = sb->top * gui.char_height + gui.border_offset; 4255 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) 4256 if (gui.menu_is_active) 4257 y += gui.menu_height; 4258 #endif 4259 4260 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA)) 4261 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 4262 # ifdef FEAT_GUI_ATHENA 4263 y += gui.toolbar_height; 4264 # else 4265 # ifdef FEAT_GUI_MSWIN 4266 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 4267 # endif 4268 # endif 4269 #endif 4270 4271 #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) 4272 if (gui_has_tabline()) 4273 y += gui.tabline_height; 4274 #endif 4275 4276 #ifdef FEAT_WINDOWS 4277 if (wp->w_winrow == 0) 4278 #endif 4279 { 4280 /* Height of top scrollbar includes width of top border */ 4281 h += gui.border_offset; 4282 y -= gui.border_offset; 4283 } 4284 if (gui.which_scrollbars[SBAR_LEFT]) 4285 { 4286 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], 4287 gui.left_sbar_x, y, 4288 gui.scrollbar_width, h); 4289 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); 4290 } 4291 if (gui.which_scrollbars[SBAR_RIGHT]) 4292 { 4293 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], 4294 gui.right_sbar_x, y, 4295 gui.scrollbar_width, h); 4296 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); 4297 } 4298 } 4299 4300 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by 4301 * checking if the thumb moved at least a pixel. Only do this for 4302 * Athena, most other GUIs require the update anyway to make the 4303 * arrows work. */ 4304 #ifdef FEAT_GUI_ATHENA 4305 if (max == 0) 4306 y = 0; 4307 else 4308 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; 4309 if (force || sb->pixval != y || sb->size != size || sb->max != max) 4310 #else 4311 if (force || sb->value != val || sb->size != size || sb->max != max) 4312 #endif 4313 { 4314 /* Thumb of scrollbar has moved */ 4315 sb->value = val; 4316 #ifdef FEAT_GUI_ATHENA 4317 sb->pixval = y; 4318 #endif 4319 sb->size = size; 4320 sb->max = max; 4321 if (gui.which_scrollbars[SBAR_LEFT] 4322 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) 4323 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], 4324 val, size, max); 4325 if (gui.which_scrollbars[SBAR_RIGHT] 4326 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) 4327 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], 4328 val, size, max); 4329 } 4330 } 4331 #ifdef FEAT_VERTSPLIT 4332 prev_curwin = curwin; 4333 #endif 4334 --hold_gui_events; 4335 } 4336 4337 /* 4338 * Enable or disable a scrollbar. 4339 * Check for scrollbars for vertically split windows which are not enabled 4340 * sometimes. 4341 */ 4342 static void 4343 gui_do_scrollbar(wp, which, enable) 4344 win_T *wp; 4345 int which; /* SBAR_LEFT or SBAR_RIGHT */ 4346 int enable; /* TRUE to enable scrollbar */ 4347 { 4348 #ifdef FEAT_VERTSPLIT 4349 int midcol = curwin->w_wincol + curwin->w_width / 2; 4350 int has_midcol = (wp->w_wincol <= midcol 4351 && wp->w_wincol + wp->w_width >= midcol); 4352 4353 /* Only enable scrollbars that contain the middle column of the current 4354 * window. */ 4355 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) 4356 { 4357 /* Scrollbars only on one side. Don't enable scrollbars that don't 4358 * contain the middle column of the current window. */ 4359 if (!has_midcol) 4360 enable = FALSE; 4361 } 4362 else 4363 { 4364 /* Scrollbars on both sides. Don't enable scrollbars that neither 4365 * contain the middle column of the current window nor are on the far 4366 * side. */ 4367 if (midcol > Columns / 2) 4368 { 4369 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) 4370 enable = FALSE; 4371 } 4372 else 4373 { 4374 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns 4375 : !has_midcol) 4376 enable = FALSE; 4377 } 4378 } 4379 #endif 4380 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); 4381 } 4382 4383 /* 4384 * Scroll a window according to the values set in the globals current_scrollbar 4385 * and scrollbar_value. Return TRUE if the cursor in the current window moved 4386 * or FALSE otherwise. 4387 */ 4388 int 4389 gui_do_scroll() 4390 { 4391 win_T *wp, *save_wp; 4392 int i; 4393 long nlines; 4394 pos_T old_cursor; 4395 linenr_T old_topline; 4396 #ifdef FEAT_DIFF 4397 int old_topfill; 4398 #endif 4399 4400 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4401 if (wp == NULL) 4402 break; 4403 if (wp == NULL) 4404 /* Couldn't find window */ 4405 return FALSE; 4406 4407 /* 4408 * Compute number of lines to scroll. If zero, nothing to do. 4409 */ 4410 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; 4411 if (nlines == 0) 4412 return FALSE; 4413 4414 save_wp = curwin; 4415 old_topline = wp->w_topline; 4416 #ifdef FEAT_DIFF 4417 old_topfill = wp->w_topfill; 4418 #endif 4419 old_cursor = wp->w_cursor; 4420 curwin = wp; 4421 curbuf = wp->w_buffer; 4422 if (nlines < 0) 4423 scrolldown(-nlines, gui.dragged_wp == NULL); 4424 else 4425 scrollup(nlines, gui.dragged_wp == NULL); 4426 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for 4427 * the mouse-up event already, but we still want it to behave like when 4428 * dragging. But not the next click in an arrow. */ 4429 if (gui.dragged_sb == SBAR_NONE) 4430 gui.dragged_wp = NULL; 4431 4432 if (old_topline != wp->w_topline 4433 #ifdef FEAT_DIFF 4434 || old_topfill != wp->w_topfill 4435 #endif 4436 ) 4437 { 4438 if (p_so != 0) 4439 { 4440 cursor_correct(); /* fix window for 'so' */ 4441 update_topline(); /* avoid up/down jump */ 4442 } 4443 if (old_cursor.lnum != wp->w_cursor.lnum) 4444 coladvance(wp->w_curswant); 4445 #ifdef FEAT_SCROLLBIND 4446 wp->w_scbind_pos = wp->w_topline; 4447 #endif 4448 } 4449 4450 /* Make sure wp->w_leftcol and wp->w_skipcol are correct. */ 4451 validate_cursor(); 4452 4453 curwin = save_wp; 4454 curbuf = save_wp->w_buffer; 4455 4456 /* 4457 * Don't call updateWindow() when nothing has changed (it will overwrite 4458 * the status line!). 4459 */ 4460 if (old_topline != wp->w_topline 4461 || wp->w_redr_type != 0 4462 #ifdef FEAT_DIFF 4463 || old_topfill != wp->w_topfill 4464 #endif 4465 ) 4466 { 4467 int type = VALID; 4468 4469 #ifdef FEAT_INS_EXPAND 4470 if (pum_visible()) 4471 { 4472 type = NOT_VALID; 4473 wp->w_lines_valid = 0; 4474 } 4475 #endif 4476 /* Don't set must_redraw here, it may cause the popup menu to 4477 * disappear when losing focus after a scrollbar drag. */ 4478 if (wp->w_redr_type < type) 4479 wp->w_redr_type = type; 4480 updateWindow(wp); /* update window, status line, and cmdline */ 4481 } 4482 4483 #ifdef FEAT_INS_EXPAND 4484 /* May need to redraw the popup menu. */ 4485 if (pum_visible()) 4486 pum_redraw(); 4487 #endif 4488 4489 return (wp == curwin && !equalpos(curwin->w_cursor, old_cursor)); 4490 } 4491 4492 4493 /* 4494 * Horizontal scrollbar stuff: 4495 */ 4496 4497 /* 4498 * Return length of line "lnum" for horizontal scrolling. 4499 */ 4500 static colnr_T 4501 scroll_line_len(lnum) 4502 linenr_T lnum; 4503 { 4504 char_u *p; 4505 colnr_T col; 4506 int w; 4507 4508 p = ml_get(lnum); 4509 col = 0; 4510 if (*p != NUL) 4511 for (;;) 4512 { 4513 w = chartabsize(p, col); 4514 mb_ptr_adv(p); 4515 if (*p == NUL) /* don't count the last character */ 4516 break; 4517 col += w; 4518 } 4519 return col; 4520 } 4521 4522 /* Remember which line is currently the longest, so that we don't have to 4523 * search for it when scrolling horizontally. */ 4524 static linenr_T longest_lnum = 0; 4525 4526 /* 4527 * Find longest visible line number. If this is not possible (or not desired, 4528 * by setting 'h' in "guioptions") then the current line number is returned. 4529 */ 4530 static linenr_T 4531 gui_find_longest_lnum() 4532 { 4533 linenr_T ret = 0; 4534 4535 /* Calculate maximum for horizontal scrollbar. Check for reasonable 4536 * line numbers, topline and botline can be invalid when displaying is 4537 * postponed. */ 4538 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4539 && curwin->w_topline <= curwin->w_cursor.lnum 4540 && curwin->w_botline > curwin->w_cursor.lnum 4541 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) 4542 { 4543 linenr_T lnum; 4544 colnr_T n; 4545 long max = 0; 4546 4547 /* Use maximum of all visible lines. Remember the lnum of the 4548 * longest line, closest to the cursor line. Used when scrolling 4549 * below. */ 4550 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) 4551 { 4552 n = scroll_line_len(lnum); 4553 if (n > (colnr_T)max) 4554 { 4555 max = n; 4556 ret = lnum; 4557 } 4558 else if (n == (colnr_T)max 4559 && abs((int)(lnum - curwin->w_cursor.lnum)) 4560 < abs((int)(ret - curwin->w_cursor.lnum))) 4561 ret = lnum; 4562 } 4563 } 4564 else 4565 /* Use cursor line only. */ 4566 ret = curwin->w_cursor.lnum; 4567 4568 return ret; 4569 } 4570 4571 static void 4572 gui_update_horiz_scrollbar(force) 4573 int force; 4574 { 4575 long value, size, max; /* need 32 bit ints here */ 4576 4577 if (!gui.which_scrollbars[SBAR_BOTTOM]) 4578 return; 4579 4580 if (!force && gui.dragged_sb == SBAR_BOTTOM) 4581 return; 4582 4583 if (!force && curwin->w_p_wrap && gui.prev_wrap) 4584 return; 4585 4586 /* 4587 * It is possible for the cursor to be invalid if we're in the middle of 4588 * something (like changing files). If so, don't do anything for now. 4589 */ 4590 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4591 { 4592 gui.bottom_sbar.value = -1; 4593 return; 4594 } 4595 4596 size = W_WIDTH(curwin); 4597 if (curwin->w_p_wrap) 4598 { 4599 value = 0; 4600 #ifdef SCROLL_PAST_END 4601 max = 0; 4602 #else 4603 max = W_WIDTH(curwin) - 1; 4604 #endif 4605 } 4606 else 4607 { 4608 value = curwin->w_leftcol; 4609 4610 longest_lnum = gui_find_longest_lnum(); 4611 max = scroll_line_len(longest_lnum); 4612 4613 #ifdef FEAT_VIRTUALEDIT 4614 if (virtual_active()) 4615 { 4616 /* May move the cursor even further to the right. */ 4617 if (curwin->w_virtcol >= (colnr_T)max) 4618 max = curwin->w_virtcol; 4619 } 4620 #endif 4621 4622 #ifndef SCROLL_PAST_END 4623 max += W_WIDTH(curwin) - 1; 4624 #endif 4625 /* The line number isn't scrolled, thus there is less space when 4626 * 'number' or 'relativenumber' is set (also for 'foldcolumn'). */ 4627 size -= curwin_col_off(); 4628 #ifndef SCROLL_PAST_END 4629 max -= curwin_col_off(); 4630 #endif 4631 } 4632 4633 #ifndef SCROLL_PAST_END 4634 if (value > max - size + 1) 4635 value = max - size + 1; /* limit the value to allowable range */ 4636 #endif 4637 4638 #ifdef FEAT_RIGHTLEFT 4639 if (curwin->w_p_rl) 4640 { 4641 value = max + 1 - size - value; 4642 if (value < 0) 4643 { 4644 size += value; 4645 value = 0; 4646 } 4647 } 4648 #endif 4649 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size 4650 && max == gui.bottom_sbar.max) 4651 return; 4652 4653 gui.bottom_sbar.value = value; 4654 gui.bottom_sbar.size = size; 4655 gui.bottom_sbar.max = max; 4656 gui.prev_wrap = curwin->w_p_wrap; 4657 4658 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); 4659 } 4660 4661 /* 4662 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. 4663 */ 4664 int 4665 gui_do_horiz_scroll(leftcol, compute_longest_lnum) 4666 long_u leftcol; 4667 int compute_longest_lnum; 4668 { 4669 /* no wrapping, no scrolling */ 4670 if (curwin->w_p_wrap) 4671 return FALSE; 4672 4673 if (curwin->w_leftcol == (colnr_T)leftcol) 4674 return FALSE; 4675 4676 curwin->w_leftcol = (colnr_T)leftcol; 4677 4678 /* When the line of the cursor is too short, move the cursor to the 4679 * longest visible line. */ 4680 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4681 && !virtual_active() 4682 && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum)) 4683 { 4684 if (compute_longest_lnum) 4685 { 4686 curwin->w_cursor.lnum = gui_find_longest_lnum(); 4687 curwin->w_cursor.col = 0; 4688 } 4689 /* Do a sanity check on "longest_lnum", just in case. */ 4690 else if (longest_lnum >= curwin->w_topline 4691 && longest_lnum < curwin->w_botline) 4692 { 4693 curwin->w_cursor.lnum = longest_lnum; 4694 curwin->w_cursor.col = 0; 4695 } 4696 } 4697 4698 return leftcol_changed(); 4699 } 4700 4701 /* 4702 * Check that none of the colors are the same as the background color 4703 */ 4704 void 4705 gui_check_colors() 4706 { 4707 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4708 { 4709 gui_set_bg_color((char_u *)"White"); 4710 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4711 gui_set_fg_color((char_u *)"Black"); 4712 } 4713 } 4714 4715 static void 4716 gui_set_fg_color(name) 4717 char_u *name; 4718 { 4719 gui.norm_pixel = gui_get_color(name); 4720 hl_set_fg_color_name(vim_strsave(name)); 4721 } 4722 4723 static void 4724 gui_set_bg_color(name) 4725 char_u *name; 4726 { 4727 gui.back_pixel = gui_get_color(name); 4728 hl_set_bg_color_name(vim_strsave(name)); 4729 } 4730 4731 /* 4732 * Allocate a color by name. 4733 * Returns INVALCOLOR and gives an error message when failed. 4734 */ 4735 guicolor_T 4736 gui_get_color(name) 4737 char_u *name; 4738 { 4739 guicolor_T t; 4740 4741 if (*name == NUL) 4742 return INVALCOLOR; 4743 t = gui_mch_get_color(name); 4744 4745 if (t == INVALCOLOR 4746 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 4747 && gui.in_use 4748 #endif 4749 ) 4750 EMSG2(_("E254: Cannot allocate color %s"), name); 4751 return t; 4752 } 4753 4754 /* 4755 * Return the grey value of a color (range 0-255). 4756 */ 4757 int 4758 gui_get_lightness(pixel) 4759 guicolor_T pixel; 4760 { 4761 long_u rgb = gui_mch_get_rgb(pixel); 4762 4763 return (int)( (((rgb >> 16) & 0xff) * 299) 4764 + (((rgb >> 8) & 0xff) * 587) 4765 + ((rgb & 0xff) * 114)) / 1000; 4766 } 4767 4768 #if defined(FEAT_GUI_X11) || defined(PROTO) 4769 void 4770 gui_new_scrollbar_colors() 4771 { 4772 win_T *wp; 4773 4774 /* Nothing to do if GUI hasn't started yet. */ 4775 if (!gui.in_use) 4776 return; 4777 4778 FOR_ALL_WINDOWS(wp) 4779 { 4780 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); 4781 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); 4782 } 4783 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); 4784 } 4785 #endif 4786 4787 /* 4788 * Call this when focus has changed. 4789 */ 4790 void 4791 gui_focus_change(in_focus) 4792 int in_focus; 4793 { 4794 /* 4795 * Skip this code to avoid drawing the cursor when debugging and switching 4796 * between the debugger window and gvim. 4797 */ 4798 #if 1 4799 gui.in_focus = in_focus; 4800 out_flush(); /* make sure output has been written */ 4801 gui_update_cursor(TRUE, FALSE); 4802 4803 # ifdef FEAT_XIM 4804 xim_set_focus(in_focus); 4805 # endif 4806 4807 /* Put events in the input queue only when allowed. 4808 * ui_focus_change() isn't called directly, because it invokes 4809 * autocommands and that must not happen asynchronously. */ 4810 if (!hold_gui_events) 4811 { 4812 char_u bytes[3]; 4813 4814 bytes[0] = CSI; 4815 bytes[1] = KS_EXTRA; 4816 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST; 4817 add_to_input_buf(bytes, 3); 4818 } 4819 #endif 4820 } 4821 4822 /* 4823 * Called when the mouse moved (but not when dragging). 4824 */ 4825 void 4826 gui_mouse_moved(x, y) 4827 int x; 4828 int y; 4829 { 4830 win_T *wp; 4831 char_u st[8]; 4832 4833 /* Ignore this while still starting up. */ 4834 if (!gui.in_use || gui.starting) 4835 return; 4836 4837 #ifdef FEAT_MOUSESHAPE 4838 /* Get window pointer, and update mouse shape as well. */ 4839 wp = xy2win(x, y); 4840 #endif 4841 4842 /* Only handle this when 'mousefocus' set and ... */ 4843 if (p_mousef 4844 && !hold_gui_events /* not holding events */ 4845 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */ 4846 && State != HITRETURN /* but not hit-return prompt */ 4847 && msg_scrolled == 0 /* no scrolled message */ 4848 && !need_mouse_correct /* not moving the pointer */ 4849 && gui.in_focus) /* gvim in focus */ 4850 { 4851 /* Don't move the mouse when it's left or right of the Vim window */ 4852 if (x < 0 || x > Columns * gui.char_width) 4853 return; 4854 #ifndef FEAT_MOUSESHAPE 4855 wp = xy2win(x, y); 4856 #endif 4857 if (wp == curwin || wp == NULL) 4858 return; /* still in the same old window, or none at all */ 4859 4860 #ifdef FEAT_WINDOWS 4861 /* Ignore position in the tab pages line. */ 4862 if (Y_2_ROW(y) < tabline_height()) 4863 return; 4864 #endif 4865 4866 /* 4867 * format a mouse click on status line input 4868 * ala gui_send_mouse_event(0, x, y, 0, 0); 4869 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will 4870 * generate a K_LEFTMOUSE_NM key code. 4871 */ 4872 if (finish_op) 4873 { 4874 /* abort the current operator first */ 4875 st[0] = ESC; 4876 add_to_input_buf(st, 1); 4877 } 4878 st[0] = CSI; 4879 st[1] = KS_MOUSE; 4880 st[2] = KE_FILLER; 4881 st[3] = (char_u)MOUSE_LEFT; 4882 fill_mouse_coord(st + 4, 4883 #ifdef FEAT_VERTSPLIT 4884 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, 4885 #else 4886 -1, 4887 #endif 4888 wp->w_height + W_WINROW(wp)); 4889 4890 add_to_input_buf(st, 8); 4891 st[3] = (char_u)MOUSE_RELEASE; 4892 add_to_input_buf(st, 8); 4893 #ifdef FEAT_GUI_GTK 4894 /* Need to wake up the main loop */ 4895 if (gtk_main_level() > 0) 4896 gtk_main_quit(); 4897 #endif 4898 } 4899 } 4900 4901 /* 4902 * Called when mouse should be moved to window with focus. 4903 */ 4904 void 4905 gui_mouse_correct() 4906 { 4907 int x, y; 4908 win_T *wp = NULL; 4909 4910 need_mouse_correct = FALSE; 4911 4912 if (!(gui.in_use && p_mousef)) 4913 return; 4914 4915 gui_mch_getmouse(&x, &y); 4916 /* Don't move the mouse when it's left or right of the Vim window */ 4917 if (x < 0 || x > Columns * gui.char_width) 4918 return; 4919 if (y >= 0 4920 # ifdef FEAT_WINDOWS 4921 && Y_2_ROW(y) >= tabline_height() 4922 # endif 4923 ) 4924 wp = xy2win(x, y); 4925 if (wp != curwin && wp != NULL) /* If in other than current window */ 4926 { 4927 validate_cline_row(); 4928 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, 4929 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height 4930 + (gui.char_height) / 2); 4931 } 4932 } 4933 4934 /* 4935 * Find window where the mouse pointer "y" coordinate is in. 4936 */ 4937 static win_T * 4938 xy2win(x, y) 4939 int x UNUSED; 4940 int y UNUSED; 4941 { 4942 #ifdef FEAT_WINDOWS 4943 int row; 4944 int col; 4945 win_T *wp; 4946 4947 row = Y_2_ROW(y); 4948 col = X_2_COL(x); 4949 if (row < 0 || col < 0) /* before first window */ 4950 return NULL; 4951 wp = mouse_find_win(&row, &col); 4952 # ifdef FEAT_MOUSESHAPE 4953 if (State == HITRETURN || State == ASKMORE) 4954 { 4955 if (Y_2_ROW(y) >= msg_row) 4956 update_mouseshape(SHAPE_IDX_MOREL); 4957 else 4958 update_mouseshape(SHAPE_IDX_MORE); 4959 } 4960 else if (row > wp->w_height) /* below status line */ 4961 update_mouseshape(SHAPE_IDX_CLINE); 4962 # ifdef FEAT_VERTSPLIT 4963 else if (!(State & CMDLINE) && W_VSEP_WIDTH(wp) > 0 && col == wp->w_width 4964 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) 4965 update_mouseshape(SHAPE_IDX_VSEP); 4966 # endif 4967 else if (!(State & CMDLINE) && W_STATUS_HEIGHT(wp) > 0 4968 && row == wp->w_height && msg_scrolled == 0) 4969 update_mouseshape(SHAPE_IDX_STATUS); 4970 else 4971 update_mouseshape(-2); 4972 # endif 4973 return wp; 4974 #else 4975 return firstwin; 4976 #endif 4977 } 4978 4979 /* 4980 * ":gui" and ":gvim": Change from the terminal version to the GUI version. 4981 * File names may be given to redefine the args list. 4982 */ 4983 void 4984 ex_gui(eap) 4985 exarg_T *eap; 4986 { 4987 char_u *arg = eap->arg; 4988 4989 /* 4990 * Check for "-f" argument: foreground, don't fork. 4991 * Also don't fork when started with "gvim -f". 4992 * Do fork when using "gui -b". 4993 */ 4994 if (arg[0] == '-' 4995 && (arg[1] == 'f' || arg[1] == 'b') 4996 && (arg[2] == NUL || vim_iswhite(arg[2]))) 4997 { 4998 gui.dofork = (arg[1] == 'b'); 4999 eap->arg = skipwhite(eap->arg + 2); 5000 } 5001 if (!gui.in_use) 5002 { 5003 /* Clear the command. Needed for when forking+exiting, to avoid part 5004 * of the argument ending up after the shell prompt. */ 5005 msg_clr_eos_force(); 5006 gui_start(); 5007 #ifdef FEAT_NETBEANS_INTG 5008 netbeans_gui_register(); 5009 #endif 5010 } 5011 if (!ends_excmd(*eap->arg)) 5012 ex_next(eap); 5013 } 5014 5015 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32) \ 5016 || defined(FEAT_GUI_PHOTON)) && defined(FEAT_TOOLBAR)) || defined(PROTO) 5017 /* 5018 * This is shared between Athena, Motif and GTK. 5019 */ 5020 static void gfp_setname __ARGS((char_u *fname, void *cookie)); 5021 5022 /* 5023 * Callback function for do_in_runtimepath(). 5024 */ 5025 static void 5026 gfp_setname(fname, cookie) 5027 char_u *fname; 5028 void *cookie; 5029 { 5030 char_u *gfp_buffer = cookie; 5031 5032 if (STRLEN(fname) >= MAXPATHL) 5033 *gfp_buffer = NUL; 5034 else 5035 STRCPY(gfp_buffer, fname); 5036 } 5037 5038 /* 5039 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. 5040 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. 5041 */ 5042 int 5043 gui_find_bitmap(name, buffer, ext) 5044 char_u *name; 5045 char_u *buffer; 5046 char *ext; 5047 { 5048 if (STRLEN(name) > MAXPATHL - 14) 5049 return FAIL; 5050 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); 5051 if (do_in_runtimepath(buffer, FALSE, gfp_setname, buffer) == FAIL 5052 || *buffer == NUL) 5053 return FAIL; 5054 return OK; 5055 } 5056 5057 # if !defined(FEAT_GUI_GTK) || defined(PROTO) 5058 /* 5059 * Given the name of the "icon=" argument, try finding the bitmap file for the 5060 * icon. If it is an absolute path name, use it as it is. Otherwise append 5061 * "ext" and search for it in 'runtimepath'. 5062 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" 5063 * contains "name". 5064 */ 5065 void 5066 gui_find_iconfile(name, buffer, ext) 5067 char_u *name; 5068 char_u *buffer; 5069 char *ext; 5070 { 5071 char_u buf[MAXPATHL + 1]; 5072 5073 expand_env(name, buffer, MAXPATHL); 5074 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) 5075 STRCPY(buffer, buf); 5076 } 5077 # endif 5078 #endif 5079 5080 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) 5081 void 5082 display_errors() 5083 { 5084 char_u *p; 5085 5086 if (isatty(2)) 5087 fflush(stderr); 5088 else if (error_ga.ga_data != NULL) 5089 { 5090 /* avoid putting up a message box with blanks only */ 5091 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) 5092 if (!isspace(*p)) 5093 { 5094 /* Truncate a very long message, it will go off-screen. */ 5095 if (STRLEN(p) > 2000) 5096 STRCPY(p + 2000 - 14, "...(truncated)"); 5097 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), 5098 p, (char_u *)_("&Ok"), 1, NULL, FALSE); 5099 break; 5100 } 5101 ga_clear(&error_ga); 5102 } 5103 } 5104 #endif 5105 5106 #if defined(NO_CONSOLE_INPUT) || defined(PROTO) 5107 /* 5108 * Return TRUE if still starting up and there is no place to enter text. 5109 * For GTK and X11 we check if stderr is not a tty, which means we were 5110 * (probably) started from the desktop. Also check stdin, "vim >& file" does 5111 * allow typing on stdin. 5112 */ 5113 int 5114 no_console_input() 5115 { 5116 return ((!gui.in_use || gui.starting) 5117 # ifndef NO_CONSOLE 5118 && !isatty(0) && !isatty(2) 5119 # endif 5120 ); 5121 } 5122 #endif 5123 5124 #if defined(FIND_REPLACE_DIALOG) || defined(FEAT_SUN_WORKSHOP) \ 5125 || defined(NEED_GUI_UPDATE_SCREEN) \ 5126 || defined(PROTO) 5127 /* 5128 * Update the current window and the screen. 5129 */ 5130 void 5131 gui_update_screen() 5132 { 5133 #ifdef FEAT_CONCEAL 5134 linenr_T conceal_old_cursor_line = 0; 5135 linenr_T conceal_new_cursor_line = 0; 5136 int conceal_update_lines = FALSE; 5137 #endif 5138 5139 update_topline(); 5140 validate_cursor(); 5141 5142 #if defined(FEAT_AUTOCMD) || defined(FEAT_CONCEAL) 5143 /* Trigger CursorMoved if the cursor moved. */ 5144 if (!finish_op && ( 5145 # ifdef FEAT_AUTOCMD 5146 has_cursormoved() 5147 # endif 5148 # if defined(FEAT_AUTOCMD) && defined(FEAT_CONCEAL) 5149 || 5150 # endif 5151 # ifdef FEAT_CONCEAL 5152 curwin->w_p_cole > 0 5153 # endif 5154 ) 5155 && !equalpos(last_cursormoved, curwin->w_cursor)) 5156 { 5157 # ifdef FEAT_AUTOCMD 5158 if (has_cursormoved()) 5159 apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); 5160 # endif 5161 # ifdef FEAT_CONCEAL 5162 if (curwin->w_p_cole > 0) 5163 { 5164 conceal_old_cursor_line = last_cursormoved.lnum; 5165 conceal_new_cursor_line = curwin->w_cursor.lnum; 5166 conceal_update_lines = TRUE; 5167 } 5168 # endif 5169 last_cursormoved = curwin->w_cursor; 5170 } 5171 #endif 5172 5173 update_screen(0); /* may need to update the screen */ 5174 setcursor(); 5175 # if defined(FEAT_CONCEAL) 5176 if (conceal_update_lines 5177 && (conceal_old_cursor_line != conceal_new_cursor_line 5178 || conceal_cursor_line(curwin) 5179 || need_cursor_line_redraw)) 5180 { 5181 if (conceal_old_cursor_line != conceal_new_cursor_line) 5182 update_single_line(curwin, conceal_old_cursor_line); 5183 update_single_line(curwin, conceal_new_cursor_line); 5184 curwin->w_valid &= ~VALID_CROW; 5185 } 5186 # endif 5187 out_flush(); /* make sure output has been written */ 5188 gui_update_cursor(TRUE, FALSE); 5189 gui_mch_flush(); 5190 } 5191 #endif 5192 5193 #if defined(FIND_REPLACE_DIALOG) || defined(PROTO) 5194 static void concat_esc __ARGS((garray_T *gap, char_u *text, int what)); 5195 5196 /* 5197 * Get the text to use in a find/replace dialog. Uses the last search pattern 5198 * if the argument is empty. 5199 * Returns an allocated string. 5200 */ 5201 char_u * 5202 get_find_dialog_text(arg, wwordp, mcasep) 5203 char_u *arg; 5204 int *wwordp; /* return: TRUE if \< \> found */ 5205 int *mcasep; /* return: TRUE if \C found */ 5206 { 5207 char_u *text; 5208 5209 if (*arg == NUL) 5210 text = last_search_pat(); 5211 else 5212 text = arg; 5213 if (text != NULL) 5214 { 5215 text = vim_strsave(text); 5216 if (text != NULL) 5217 { 5218 int len = (int)STRLEN(text); 5219 int i; 5220 5221 /* Remove "\V" */ 5222 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) 5223 { 5224 mch_memmove(text, text + 2, (size_t)(len - 1)); 5225 len -= 2; 5226 } 5227 5228 /* Recognize "\c" and "\C" and remove. */ 5229 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) 5230 { 5231 *mcasep = (text[1] == 'C'); 5232 mch_memmove(text, text + 2, (size_t)(len - 1)); 5233 len -= 2; 5234 } 5235 5236 /* Recognize "\<text\>" and remove. */ 5237 if (len >= 4 5238 && STRNCMP(text, "\\<", 2) == 0 5239 && STRNCMP(text + len - 2, "\\>", 2) == 0) 5240 { 5241 *wwordp = TRUE; 5242 mch_memmove(text, text + 2, (size_t)(len - 4)); 5243 text[len - 4] = NUL; 5244 } 5245 5246 /* Recognize "\/" or "\?" and remove. */ 5247 for (i = 0; i + 1 < len; ++i) 5248 if (text[i] == '\\' && (text[i + 1] == '/' 5249 || text[i + 1] == '?')) 5250 { 5251 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); 5252 --len; 5253 } 5254 } 5255 } 5256 return text; 5257 } 5258 5259 /* 5260 * Concatenate "text" to grow array "gap", escaping "what" with a backslash. 5261 */ 5262 static void 5263 concat_esc(gap, text, what) 5264 garray_T *gap; 5265 char_u *text; 5266 int what; 5267 { 5268 while (*text != NUL) 5269 { 5270 #ifdef FEAT_MBYTE 5271 int l = (*mb_ptr2len)(text); 5272 5273 if (l > 1) 5274 { 5275 while (--l >= 0) 5276 ga_append(gap, *text++); 5277 continue; 5278 } 5279 #endif 5280 if (*text == what) 5281 ga_append(gap, '\\'); 5282 ga_append(gap, *text); 5283 ++text; 5284 } 5285 } 5286 5287 /* 5288 * Handle the press of a button in the find-replace dialog. 5289 * Return TRUE when something was added to the input buffer. 5290 */ 5291 int 5292 gui_do_findrepl(flags, find_text, repl_text, down) 5293 int flags; /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */ 5294 char_u *find_text; 5295 char_u *repl_text; 5296 int down; /* Search downwards. */ 5297 { 5298 garray_T ga; 5299 int i; 5300 int type = (flags & FRD_TYPE_MASK); 5301 char_u *p; 5302 regmatch_T regmatch; 5303 int save_did_emsg = did_emsg; 5304 static int busy = FALSE; 5305 5306 /* When the screen is being updated we should not change buffers and 5307 * windows structures, it may cause freed memory to be used. Also don't 5308 * do this recursively (pressing "Find" quickly several times. */ 5309 if (updating_screen || busy) 5310 return FALSE; 5311 5312 /* refuse replace when text cannot be changed */ 5313 if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked()) 5314 return FALSE; 5315 5316 busy = TRUE; 5317 5318 ga_init2(&ga, 1, 100); 5319 if (type == FRD_REPLACEALL) 5320 ga_concat(&ga, (char_u *)"%s/"); 5321 5322 ga_concat(&ga, (char_u *)"\\V"); 5323 if (flags & FRD_MATCH_CASE) 5324 ga_concat(&ga, (char_u *)"\\C"); 5325 else 5326 ga_concat(&ga, (char_u *)"\\c"); 5327 if (flags & FRD_WHOLE_WORD) 5328 ga_concat(&ga, (char_u *)"\\<"); 5329 if (type == FRD_REPLACEALL || down) 5330 concat_esc(&ga, find_text, '/'); /* escape slashes */ 5331 else 5332 concat_esc(&ga, find_text, '?'); /* escape '?' */ 5333 if (flags & FRD_WHOLE_WORD) 5334 ga_concat(&ga, (char_u *)"\\>"); 5335 5336 if (type == FRD_REPLACEALL) 5337 { 5338 ga_concat(&ga, (char_u *)"/"); 5339 /* escape / and \ */ 5340 p = vim_strsave_escaped(repl_text, (char_u *)"/\\"); 5341 if (p != NULL) 5342 ga_concat(&ga, p); 5343 vim_free(p); 5344 ga_concat(&ga, (char_u *)"/g"); 5345 } 5346 ga_append(&ga, NUL); 5347 5348 if (type == FRD_REPLACE) 5349 { 5350 /* Do the replacement when the text at the cursor matches. Thus no 5351 * replacement is done if the cursor was moved! */ 5352 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); 5353 regmatch.rm_ic = 0; 5354 if (regmatch.regprog != NULL) 5355 { 5356 p = ml_get_cursor(); 5357 if (vim_regexec_nl(®match, p, (colnr_T)0) 5358 && regmatch.startp[0] == p) 5359 { 5360 /* Clear the command line to remove any old "No match" 5361 * error. */ 5362 msg_end_prompt(); 5363 5364 if (u_save_cursor() == OK) 5365 { 5366 /* A button was pressed thus undo should be synced. */ 5367 u_sync(FALSE); 5368 5369 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), 5370 FALSE, FALSE); 5371 ins_str(repl_text); 5372 } 5373 } 5374 else 5375 MSG(_("No match at cursor, finding next")); 5376 vim_regfree(regmatch.regprog); 5377 } 5378 } 5379 5380 if (type == FRD_REPLACEALL) 5381 { 5382 /* A button was pressed, thus undo should be synced. */ 5383 u_sync(FALSE); 5384 do_cmdline_cmd(ga.ga_data); 5385 } 5386 else 5387 { 5388 /* Search for the next match. */ 5389 i = msg_scroll; 5390 (void)do_search(NULL, down ? '/' : '?', ga.ga_data, 1L, 5391 SEARCH_MSG + SEARCH_MARK, NULL); 5392 msg_scroll = i; /* don't let an error message set msg_scroll */ 5393 } 5394 5395 /* Don't want to pass did_emsg to other code, it may cause disabling 5396 * syntax HL if we were busy redrawing. */ 5397 did_emsg = save_did_emsg; 5398 5399 if (State & (NORMAL | INSERT)) 5400 { 5401 gui_update_screen(); /* update the screen */ 5402 msg_didout = 0; /* overwrite any message */ 5403 need_wait_return = FALSE; /* don't wait for return */ 5404 } 5405 5406 vim_free(ga.ga_data); 5407 busy = FALSE; 5408 return (ga.ga_len > 0); 5409 } 5410 5411 #endif 5412 5413 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \ 5414 || defined(FEAT_GUI_MSWIN) \ 5415 || defined(FEAT_GUI_MAC) \ 5416 || defined(PROTO) 5417 5418 #ifdef FEAT_WINDOWS 5419 static void gui_wingoto_xy __ARGS((int x, int y)); 5420 5421 /* 5422 * Jump to the window at specified point (x, y). 5423 */ 5424 static void 5425 gui_wingoto_xy(x, y) 5426 int x; 5427 int y; 5428 { 5429 int row = Y_2_ROW(y); 5430 int col = X_2_COL(x); 5431 win_T *wp; 5432 5433 if (row >= 0 && col >= 0) 5434 { 5435 wp = mouse_find_win(&row, &col); 5436 if (wp != NULL && wp != curwin) 5437 win_goto(wp); 5438 } 5439 } 5440 #endif 5441 5442 /* 5443 * Process file drop. Mouse cursor position, key modifiers, name of files 5444 * and count of files are given. Argument "fnames[count]" has full pathnames 5445 * of dropped files, they will be freed in this function, and caller can't use 5446 * fnames after call this function. 5447 */ 5448 void 5449 gui_handle_drop(x, y, modifiers, fnames, count) 5450 int x UNUSED; 5451 int y UNUSED; 5452 int_u modifiers; 5453 char_u **fnames; 5454 int count; 5455 { 5456 int i; 5457 char_u *p; 5458 static int entered = FALSE; 5459 5460 /* 5461 * This function is called by event handlers. Just in case we get a 5462 * second event before the first one is handled, ignore the second one. 5463 * Not sure if this can ever happen, just in case. 5464 */ 5465 if (entered) 5466 return; 5467 entered = TRUE; 5468 5469 /* 5470 * When the cursor is at the command line, add the file names to the 5471 * command line, don't edit the files. 5472 */ 5473 if (State & CMDLINE) 5474 { 5475 shorten_filenames(fnames, count); 5476 for (i = 0; i < count; ++i) 5477 { 5478 if (fnames[i] != NULL) 5479 { 5480 if (i > 0) 5481 add_to_input_buf((char_u*)" ", 1); 5482 5483 /* We don't know what command is used thus we can't be sure 5484 * about which characters need to be escaped. Only escape the 5485 * most common ones. */ 5486 # ifdef BACKSLASH_IN_FILENAME 5487 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); 5488 # else 5489 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); 5490 # endif 5491 if (p != NULL) 5492 add_to_input_buf_csi(p, (int)STRLEN(p)); 5493 vim_free(p); 5494 vim_free(fnames[i]); 5495 } 5496 } 5497 vim_free(fnames); 5498 } 5499 else 5500 { 5501 /* Go to the window under mouse cursor, then shorten given "fnames" by 5502 * current window, because a window can have local current dir. */ 5503 # ifdef FEAT_WINDOWS 5504 gui_wingoto_xy(x, y); 5505 # endif 5506 shorten_filenames(fnames, count); 5507 5508 /* If Shift held down, remember the first item. */ 5509 if ((modifiers & MOUSE_SHIFT) != 0) 5510 p = vim_strsave(fnames[0]); 5511 else 5512 p = NULL; 5513 5514 /* Handle the drop, :edit or :split to get to the file. This also 5515 * frees fnames[]. Skip this if there is only one item it's a 5516 * directory and Shift is held down. */ 5517 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 5518 && mch_isdir(fnames[0])) 5519 { 5520 vim_free(fnames[0]); 5521 vim_free(fnames); 5522 } 5523 else 5524 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0); 5525 5526 /* If Shift held down, change to first file's directory. If the first 5527 * item is a directory, change to that directory (and let the explorer 5528 * plugin show the contents). */ 5529 if (p != NULL) 5530 { 5531 if (mch_isdir(p)) 5532 { 5533 if (mch_chdir((char *)p) == 0) 5534 shorten_fnames(TRUE); 5535 } 5536 else if (vim_chdirfile(p) == OK) 5537 shorten_fnames(TRUE); 5538 vim_free(p); 5539 } 5540 5541 /* Update the screen display */ 5542 update_screen(NOT_VALID); 5543 # ifdef FEAT_MENU 5544 gui_update_menus(0); 5545 # endif 5546 #ifdef FEAT_TITLE 5547 maketitle(); 5548 #endif 5549 setcursor(); 5550 out_flush(); 5551 gui_update_cursor(FALSE, FALSE); 5552 gui_mch_flush(); 5553 } 5554 5555 entered = FALSE; 5556 } 5557 #endif 5558