1 /* vi:set ts=8 sts=4 sw=4 noet: 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(char_u *font_name); 18 #endif 19 static void gui_check_pos(void); 20 static void gui_position_components(int); 21 static void gui_outstr(char_u *, int); 22 static int gui_screenchar(int off, int flags, guicolor_T fg, guicolor_T bg, int back); 23 #ifdef FEAT_GUI_GTK 24 static int gui_screenstr(int off, int len, int flags, guicolor_T fg, guicolor_T bg, int back); 25 #endif 26 static void gui_delete_lines(int row, int count); 27 static void gui_insert_lines(int row, int count); 28 static void fill_mouse_coord(char_u *p, int col, int row); 29 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 30 static int gui_has_tabline(void); 31 #endif 32 static void gui_do_scrollbar(win_T *wp, int which, int enable); 33 static colnr_T scroll_line_len(linenr_T lnum); 34 static linenr_T gui_find_longest_lnum(void); 35 static void gui_update_horiz_scrollbar(int); 36 static void gui_set_fg_color(char_u *name); 37 static void gui_set_bg_color(char_u *name); 38 static win_T *xy2win(int x, int y); 39 40 #ifdef GUI_MAY_FORK 41 static void gui_do_fork(void); 42 43 static int gui_read_child_pipe(int fd); 44 45 /* Return values for gui_read_child_pipe */ 46 enum { 47 GUI_CHILD_IO_ERROR, 48 GUI_CHILD_OK, 49 GUI_CHILD_FAILED 50 }; 51 #endif 52 53 static void gui_attempt_start(void); 54 55 static int can_update_cursor = TRUE; /* can display the cursor */ 56 static int disable_flush = 0; /* If > 0, gui_mch_flush() is disabled. */ 57 58 /* 59 * The Athena scrollbars can move the thumb to after the end of the scrollbar, 60 * this makes the thumb indicate the part of the text that is shown. Motif 61 * can't do this. 62 */ 63 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC) 64 # define SCROLL_PAST_END 65 #endif 66 67 /* 68 * gui_start -- Called when user wants to start the GUI. 69 * 70 * Careful: This function can be called recursively when there is a ":gui" 71 * command in the .gvimrc file. Only the first call should fork, not the 72 * recursive call. 73 */ 74 void 75 gui_start(void) 76 { 77 char_u *old_term; 78 static int recursive = 0; 79 80 old_term = vim_strsave(T_NAME); 81 82 settmode(TMODE_COOK); /* stop RAW mode */ 83 if (full_screen) 84 cursor_on(); /* needed for ":gui" in .vimrc */ 85 full_screen = FALSE; 86 87 ++recursive; 88 89 #ifdef GUI_MAY_FORK 90 /* 91 * Quit the current process and continue in the child. 92 * Makes "gvim file" disconnect from the shell it was started in. 93 * Don't do this when Vim was started with "-f" or the 'f' flag is present 94 * in 'guioptions'. 95 * Don't do this when there is a running job, we can only get the status 96 * of a child from the parent. 97 */ 98 if (gui.dofork && !vim_strchr(p_go, GO_FORG) && recursive <= 1 99 # ifdef FEAT_JOB_CHANNEL 100 && !job_any_running() 101 # endif 102 ) 103 { 104 gui_do_fork(); 105 } 106 else 107 #endif 108 { 109 #ifdef FEAT_GUI_GTK 110 /* If there is 'f' in 'guioptions' and specify -g argument, 111 * gui_mch_init_check() was not called yet. */ 112 if (gui_mch_init_check() != OK) 113 getout_preserve_modified(1); 114 #endif 115 gui_attempt_start(); 116 } 117 118 if (!gui.in_use) /* failed to start GUI */ 119 { 120 /* Back to old term settings 121 * 122 * FIXME: If we got here because a child process failed and flagged to 123 * the parent to resume, and X11 is enabled with FEAT_TITLE, this will 124 * hit an X11 I/O error and do a longjmp(), leaving recursive 125 * permanently set to 1. This is probably not as big a problem as it 126 * sounds, because gui_mch_init() in both gui_x11.c and gui_gtk_x11.c 127 * return "OK" unconditionally, so it would be very difficult to 128 * actually hit this case. 129 */ 130 termcapinit(old_term); 131 settmode(TMODE_RAW); /* restart RAW mode */ 132 #ifdef FEAT_TITLE 133 set_title_defaults(); /* set 'title' and 'icon' again */ 134 #endif 135 } 136 137 vim_free(old_term); 138 139 /* If the GUI started successfully, trigger the GUIEnter event, otherwise 140 * the GUIFailed event. */ 141 gui_mch_update(); 142 apply_autocmds(gui.in_use ? EVENT_GUIENTER : EVENT_GUIFAILED, 143 NULL, NULL, FALSE, curbuf); 144 --recursive; 145 } 146 147 /* 148 * Set_termname() will call gui_init() to start the GUI. 149 * Set the "starting" flag, to indicate that the GUI will start. 150 * 151 * We don't want to open the GUI shell until after we've read .gvimrc, 152 * otherwise we don't know what font we will use, and hence we don't know 153 * what size the shell should be. So if there are errors in the .gvimrc 154 * file, they will have to go to the terminal: Set full_screen to FALSE. 155 * full_screen will be set to TRUE again by a successful termcapinit(). 156 */ 157 static void 158 gui_attempt_start(void) 159 { 160 static int recursive = 0; 161 162 ++recursive; 163 gui.starting = TRUE; 164 165 #ifdef FEAT_GUI_GTK 166 gui.event_time = GDK_CURRENT_TIME; 167 #endif 168 169 termcapinit((char_u *)"builtin_gui"); 170 gui.starting = recursive - 1; 171 172 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) 173 if (gui.in_use) 174 { 175 # ifdef FEAT_EVAL 176 Window x11_window; 177 Display *x11_display; 178 179 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) 180 set_vim_var_nr(VV_WINDOWID, (long)x11_window); 181 # endif 182 183 /* Display error messages in a dialog now. */ 184 display_errors(); 185 } 186 #endif 187 --recursive; 188 } 189 190 #ifdef GUI_MAY_FORK 191 192 /* for waitpid() */ 193 # if defined(HAVE_SYS_WAIT_H) || defined(HAVE_UNION_WAIT) 194 # include <sys/wait.h> 195 # endif 196 197 /* 198 * Create a new process, by forking. In the child, start the GUI, and in 199 * the parent, exit. 200 * 201 * If something goes wrong, this will return with gui.in_use still set 202 * to FALSE, in which case the caller should continue execution without 203 * the GUI. 204 * 205 * If the child fails to start the GUI, then the child will exit and the 206 * parent will return. If the child succeeds, then the parent will exit 207 * and the child will return. 208 */ 209 static void 210 gui_do_fork(void) 211 { 212 int pipefd[2]; /* pipe between parent and child */ 213 int pipe_error; 214 int status; 215 int exit_status; 216 pid_t pid = -1; 217 218 /* Setup a pipe between the child and the parent, so that the parent 219 * knows when the child has done the setsid() call and is allowed to 220 * exit. */ 221 pipe_error = (pipe(pipefd) < 0); 222 pid = fork(); 223 if (pid < 0) /* Fork error */ 224 { 225 EMSG(_("E851: Failed to create a new process for the GUI")); 226 return; 227 } 228 else if (pid > 0) /* Parent */ 229 { 230 /* Give the child some time to do the setsid(), otherwise the 231 * exit() may kill the child too (when starting gvim from inside a 232 * gvim). */ 233 if (!pipe_error) 234 { 235 /* The read returns when the child closes the pipe (or when 236 * the child dies for some reason). */ 237 close(pipefd[1]); 238 status = gui_read_child_pipe(pipefd[0]); 239 if (status == GUI_CHILD_FAILED) 240 { 241 /* The child failed to start the GUI, so the caller must 242 * continue. There may be more error information written 243 * to stderr by the child. */ 244 # ifdef __NeXT__ 245 wait4(pid, &exit_status, 0, (struct rusage *)0); 246 # else 247 waitpid(pid, &exit_status, 0); 248 # endif 249 EMSG(_("E852: The child process failed to start the GUI")); 250 return; 251 } 252 else if (status == GUI_CHILD_IO_ERROR) 253 { 254 pipe_error = TRUE; 255 } 256 /* else GUI_CHILD_OK: parent exit */ 257 } 258 259 if (pipe_error) 260 ui_delay(300L, TRUE); 261 262 /* When swapping screens we may need to go to the next line, e.g., 263 * after a hit-enter prompt and using ":gui". */ 264 if (newline_on_exit) 265 mch_errmsg("\r\n"); 266 267 /* 268 * The parent must skip the normal exit() processing, the child 269 * will do it. For example, GTK messes up signals when exiting. 270 */ 271 _exit(0); 272 } 273 /* Child */ 274 275 #ifdef FEAT_GUI_GTK 276 /* Call gtk_init_check() here after fork(). See gui_init_check(). */ 277 if (gui_mch_init_check() != OK) 278 getout_preserve_modified(1); 279 #endif 280 281 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) 282 /* 283 * Change our process group. On some systems/shells a CTRL-C in the 284 * shell where Vim was started would otherwise kill gvim! 285 */ 286 # if defined(HAVE_SETSID) 287 (void)setsid(); 288 # else 289 (void)setpgid(0, 0); 290 # endif 291 # endif 292 if (!pipe_error) 293 close(pipefd[0]); 294 295 # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) 296 /* Tell the session manager our new PID */ 297 gui_mch_forked(); 298 # endif 299 300 /* Try to start the GUI */ 301 gui_attempt_start(); 302 303 /* Notify the parent */ 304 if (!pipe_error) 305 { 306 if (gui.in_use) 307 write_eintr(pipefd[1], "ok", 3); 308 else 309 write_eintr(pipefd[1], "fail", 5); 310 close(pipefd[1]); 311 } 312 313 /* If we failed to start the GUI, exit now. */ 314 if (!gui.in_use) 315 getout_preserve_modified(1); 316 } 317 318 /* 319 * Read from a pipe assumed to be connected to the child process (this 320 * function is called from the parent). 321 * Return GUI_CHILD_OK if the child successfully started the GUI, 322 * GUY_CHILD_FAILED if the child failed, or GUI_CHILD_IO_ERROR if there was 323 * some other error. 324 * 325 * The file descriptor will be closed before the function returns. 326 */ 327 static int 328 gui_read_child_pipe(int fd) 329 { 330 long bytes_read; 331 #define READ_BUFFER_SIZE 10 332 char buffer[READ_BUFFER_SIZE]; 333 334 bytes_read = read_eintr(fd, buffer, READ_BUFFER_SIZE - 1); 335 #undef READ_BUFFER_SIZE 336 close(fd); 337 if (bytes_read < 0) 338 return GUI_CHILD_IO_ERROR; 339 buffer[bytes_read] = NUL; 340 if (strcmp(buffer, "ok") == 0) 341 return GUI_CHILD_OK; 342 return GUI_CHILD_FAILED; 343 } 344 345 #endif /* GUI_MAY_FORK */ 346 347 /* 348 * Call this when vim starts up, whether or not the GUI is started 349 */ 350 void 351 gui_prepare(int *argc, char **argv) 352 { 353 gui.in_use = FALSE; /* No GUI yet (maybe later) */ 354 gui.starting = FALSE; /* No GUI yet (maybe later) */ 355 gui_mch_prepare(argc, argv); 356 } 357 358 /* 359 * Try initializing the GUI and check if it can be started. 360 * Used from main() to check early if "vim -g" can start the GUI. 361 * Used from gui_init() to prepare for starting the GUI. 362 * Returns FAIL or OK. 363 */ 364 int 365 gui_init_check(void) 366 { 367 static int result = MAYBE; 368 369 if (result != MAYBE) 370 { 371 if (result == FAIL) 372 EMSG(_("E229: Cannot start the GUI")); 373 return result; 374 } 375 376 gui.shell_created = FALSE; 377 gui.dying = FALSE; 378 gui.in_focus = TRUE; /* so the guicursor setting works */ 379 gui.dragged_sb = SBAR_NONE; 380 gui.dragged_wp = NULL; 381 gui.pointer_hidden = FALSE; 382 gui.col = 0; 383 gui.row = 0; 384 gui.num_cols = Columns; 385 gui.num_rows = Rows; 386 387 gui.cursor_is_valid = FALSE; 388 gui.scroll_region_top = 0; 389 gui.scroll_region_bot = Rows - 1; 390 gui.scroll_region_left = 0; 391 gui.scroll_region_right = Columns - 1; 392 gui.highlight_mask = HL_NORMAL; 393 gui.char_width = 1; 394 gui.char_height = 1; 395 gui.char_ascent = 0; 396 gui.border_width = 0; 397 398 gui.norm_font = NOFONT; 399 #ifndef FEAT_GUI_GTK 400 gui.bold_font = NOFONT; 401 gui.ital_font = NOFONT; 402 gui.boldital_font = NOFONT; 403 # ifdef FEAT_XFONTSET 404 gui.fontset = NOFONTSET; 405 # endif 406 #endif 407 #ifdef FEAT_MBYTE 408 gui.wide_font = NOFONT; 409 # ifndef FEAT_GUI_GTK 410 gui.wide_bold_font = NOFONT; 411 gui.wide_ital_font = NOFONT; 412 gui.wide_boldital_font = NOFONT; 413 # endif 414 #endif 415 416 #ifdef FEAT_MENU 417 # ifndef FEAT_GUI_GTK 418 # ifdef FONTSET_ALWAYS 419 gui.menu_fontset = NOFONTSET; 420 # else 421 gui.menu_font = NOFONT; 422 # endif 423 # endif 424 gui.menu_is_active = TRUE; /* default: include menu */ 425 # ifndef FEAT_GUI_GTK 426 gui.menu_height = MENU_DEFAULT_HEIGHT; 427 gui.menu_width = 0; 428 # endif 429 #endif 430 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 431 gui.toolbar_height = 0; 432 #endif 433 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) 434 gui.footer_height = 0; 435 #endif 436 #ifdef FEAT_BEVAL_TIP 437 gui.tooltip_fontset = NOFONTSET; 438 #endif 439 440 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; 441 gui.prev_wrap = -1; 442 443 #ifdef ALWAYS_USE_GUI 444 result = OK; 445 #else 446 # ifdef FEAT_GUI_GTK 447 /* 448 * Note: Don't call gtk_init_check() before fork, it will be called after 449 * the fork. When calling it before fork, it make vim hang for a while. 450 * See gui_do_fork(). 451 * Use a simpler check if the GUI window can probably be opened. 452 */ 453 result = gui.dofork ? gui_mch_early_init_check(TRUE) : gui_mch_init_check(); 454 # else 455 result = gui_mch_init_check(); 456 # endif 457 #endif 458 return result; 459 } 460 461 /* 462 * This is the call which starts the GUI. 463 */ 464 void 465 gui_init(void) 466 { 467 win_T *wp; 468 static int recursive = 0; 469 470 /* 471 * It's possible to use ":gui" in a .gvimrc file. The first halve of this 472 * function will then be executed at the first call, the rest by the 473 * recursive call. This allow the shell to be opened halfway reading a 474 * gvimrc file. 475 */ 476 if (!recursive) 477 { 478 ++recursive; 479 480 clip_init(TRUE); 481 482 /* If can't initialize, don't try doing the rest */ 483 if (gui_init_check() == FAIL) 484 { 485 --recursive; 486 clip_init(FALSE); 487 return; 488 } 489 490 /* 491 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It 492 * breaks the Paste toolbar button. 493 */ 494 set_option_value((char_u *)"paste", 0L, NULL, 0); 495 496 /* 497 * Set up system-wide default menus. 498 */ 499 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) 500 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) 501 { 502 sys_menu = TRUE; 503 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE); 504 sys_menu = FALSE; 505 } 506 #endif 507 508 /* 509 * Switch on the mouse by default, unless the user changed it already. 510 * This can then be changed in the .gvimrc. 511 */ 512 if (!option_was_set((char_u *)"mouse")) 513 set_string_option_direct((char_u *)"mouse", -1, 514 (char_u *)"a", OPT_FREE, SID_NONE); 515 516 /* 517 * If -U option given, use only the initializations from that file and 518 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". 519 */ 520 if (use_gvimrc != NULL) 521 { 522 if (STRCMP(use_gvimrc, "NONE") != 0 523 && STRCMP(use_gvimrc, "NORC") != 0 524 && do_source(use_gvimrc, FALSE, DOSO_NONE) != OK) 525 EMSG2(_("E230: Cannot read from \"%s\""), use_gvimrc); 526 } 527 else 528 { 529 /* 530 * Get system wide defaults for gvim, only when file name defined. 531 */ 532 #ifdef SYS_GVIMRC_FILE 533 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE); 534 #endif 535 536 /* 537 * Try to read GUI initialization commands from the following 538 * places: 539 * - environment variable GVIMINIT 540 * - the user gvimrc file (~/.gvimrc) 541 * - the second user gvimrc file ($VIM/.gvimrc for Dos) 542 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) 543 * The first that exists is used, the rest is ignored. 544 */ 545 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL 546 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, 547 DOSO_GVIMRC) == FAIL 548 #ifdef USR_GVIMRC_FILE2 549 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, 550 DOSO_GVIMRC) == FAIL 551 #endif 552 #ifdef USR_GVIMRC_FILE3 553 && do_source((char_u *)USR_GVIMRC_FILE3, TRUE, 554 DOSO_GVIMRC) == FAIL 555 #endif 556 ) 557 { 558 #ifdef USR_GVIMRC_FILE4 559 (void)do_source((char_u *)USR_GVIMRC_FILE4, TRUE, DOSO_GVIMRC); 560 #endif 561 } 562 563 /* 564 * Read initialization commands from ".gvimrc" in current 565 * directory. This is only done if the 'exrc' option is set. 566 * Because of security reasons we disallow shell and write 567 * commands now, except for unix if the file is owned by the user 568 * or 'secure' option has been reset in environment of global 569 * ".gvimrc". 570 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, 571 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. 572 */ 573 if (p_exrc) 574 { 575 #ifdef UNIX 576 { 577 stat_T s; 578 579 /* if ".gvimrc" file is not owned by user, set 'secure' 580 * mode */ 581 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) 582 secure = p_secure; 583 } 584 #else 585 secure = p_secure; 586 #endif 587 588 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, 589 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 590 #ifdef SYS_GVIMRC_FILE 591 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, 592 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 593 #endif 594 #ifdef USR_GVIMRC_FILE2 595 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, 596 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 597 #endif 598 #ifdef USR_GVIMRC_FILE3 599 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, 600 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 601 #endif 602 #ifdef USR_GVIMRC_FILE4 603 && fullpathcmp((char_u *)USR_GVIMRC_FILE4, 604 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 605 #endif 606 ) 607 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC); 608 609 if (secure == 2) 610 need_wait_return = TRUE; 611 secure = 0; 612 } 613 } 614 615 if (need_wait_return || msg_didany) 616 wait_return(TRUE); 617 618 --recursive; 619 } 620 621 /* If recursive call opened the shell, return here from the first call */ 622 if (gui.in_use) 623 return; 624 625 /* 626 * Create the GUI shell. 627 */ 628 gui.in_use = TRUE; /* Must be set after menus have been set up */ 629 if (gui_mch_init() == FAIL) 630 goto error; 631 632 /* Avoid a delay for an error message that was printed in the terminal 633 * where Vim was started. */ 634 emsg_on_display = FALSE; 635 msg_scrolled = 0; 636 clear_sb_text(TRUE); 637 need_wait_return = FALSE; 638 msg_didany = FALSE; 639 640 /* 641 * Check validity of any generic resources that may have been loaded. 642 */ 643 if (gui.border_width < 0) 644 gui.border_width = 0; 645 646 /* 647 * Set up the fonts. First use a font specified with "-fn" or "-font". 648 */ 649 if (font_argument != NULL) 650 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); 651 if ( 652 #ifdef FEAT_XFONTSET 653 (*p_guifontset == NUL 654 || gui_init_font(p_guifontset, TRUE) == FAIL) && 655 #endif 656 gui_init_font(*p_guifont == NUL ? hl_get_font_name() 657 : p_guifont, FALSE) == FAIL) 658 { 659 EMSG(_("E665: Cannot start GUI, no valid font found")); 660 goto error2; 661 } 662 #ifdef FEAT_MBYTE 663 if (gui_get_wide_font() == FAIL) 664 EMSG(_("E231: 'guifontwide' invalid")); 665 #endif 666 667 gui.num_cols = Columns; 668 gui.num_rows = Rows; 669 gui_reset_scroll_region(); 670 671 /* Create initial scrollbars */ 672 FOR_ALL_WINDOWS(wp) 673 { 674 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); 675 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); 676 } 677 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); 678 679 #ifdef FEAT_MENU 680 gui_create_initial_menus(root_menu); 681 #endif 682 #ifdef FEAT_SUN_WORKSHOP 683 if (usingSunWorkShop) 684 workshop_init(); 685 #endif 686 #ifdef FEAT_SIGN_ICONS 687 sign_gui_started(); 688 #endif 689 690 /* Configure the desired menu and scrollbars */ 691 gui_init_which_components(NULL); 692 693 /* All components of the GUI have been created now */ 694 gui.shell_created = TRUE; 695 696 #ifndef FEAT_GUI_GTK 697 /* Set the shell size, adjusted for the screen size. For GTK this only 698 * works after the shell has been opened, thus it is further down. */ 699 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); 700 #endif 701 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 702 /* Need to set the size of the menubar after all the menus have been 703 * created. */ 704 gui_mch_compute_menu_height((Widget)0); 705 #endif 706 707 /* 708 * Actually open the GUI shell. 709 */ 710 if (gui_mch_open() != FAIL) 711 { 712 #ifdef FEAT_TITLE 713 maketitle(); 714 resettitle(); 715 #endif 716 init_gui_options(); 717 #ifdef FEAT_ARABIC 718 /* Our GUI can't do bidi. */ 719 p_tbidi = FALSE; 720 #endif 721 #if defined(FEAT_GUI_GTK) 722 /* Give GTK+ a chance to put all widget's into place. */ 723 gui_mch_update(); 724 725 # ifdef FEAT_MENU 726 /* If there is no 'm' in 'guioptions' we need to remove the menu now. 727 * It was still there to make F10 work. */ 728 if (vim_strchr(p_go, GO_MENUS) == NULL) 729 { 730 --gui.starting; 731 gui_mch_enable_menu(FALSE); 732 ++gui.starting; 733 gui_mch_update(); 734 } 735 # endif 736 737 /* Now make sure the shell fits on the screen. */ 738 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); 739 #endif 740 /* When 'lines' was set while starting up the topframe may have to be 741 * resized. */ 742 win_new_shellsize(); 743 744 #ifdef FEAT_BEVAL_GUI 745 /* Always create the Balloon Evaluation area, but disable it when 746 * 'ballooneval' is off. */ 747 if (balloonEval != NULL) 748 { 749 # ifdef FEAT_VARTABS 750 vim_free(balloonEval->vts); 751 # endif 752 vim_free(balloonEval); 753 } 754 balloonEvalForTerm = FALSE; 755 # ifdef FEAT_GUI_GTK 756 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, 757 &general_beval_cb, NULL); 758 # else 759 # if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) 760 { 761 extern Widget textArea; 762 balloonEval = gui_mch_create_beval_area(textArea, NULL, 763 &general_beval_cb, NULL); 764 } 765 # else 766 # ifdef FEAT_GUI_W32 767 balloonEval = gui_mch_create_beval_area(NULL, NULL, 768 &general_beval_cb, NULL); 769 # endif 770 # endif 771 # endif 772 if (!p_beval) 773 gui_mch_disable_beval_area(balloonEval); 774 #endif 775 776 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) 777 if (!im_xim_isvalid_imactivate()) 778 EMSG(_("E599: Value of 'imactivatekey' is invalid")); 779 #endif 780 /* When 'cmdheight' was set during startup it may not have taken 781 * effect yet. */ 782 if (p_ch != 1L) 783 command_height(); 784 785 return; 786 } 787 788 error2: 789 #ifdef FEAT_GUI_X11 790 /* undo gui_mch_init() */ 791 gui_mch_uninit(); 792 #endif 793 794 error: 795 gui.in_use = FALSE; 796 clip_init(FALSE); 797 } 798 799 800 void 801 gui_exit(int rc) 802 { 803 /* don't free the fonts, it leads to a BUS error 804 * [email protected] Jul 99 */ 805 free_highlight_fonts(); 806 gui.in_use = FALSE; 807 gui_mch_exit(rc); 808 } 809 810 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ 811 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) 812 # define NEED_GUI_UPDATE_SCREEN 1 813 /* 814 * Called when the GUI shell is closed by the user. If there are no changed 815 * files Vim exits, otherwise there will be a dialog to ask the user what to 816 * do. 817 * When this function returns, Vim should NOT exit! 818 */ 819 void 820 gui_shell_closed(void) 821 { 822 cmdmod_T save_cmdmod; 823 824 save_cmdmod = cmdmod; 825 826 /* Only exit when there are no changed files */ 827 exiting = TRUE; 828 # ifdef FEAT_BROWSE 829 cmdmod.browse = TRUE; 830 # endif 831 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 832 cmdmod.confirm = TRUE; 833 # endif 834 /* If there are changed buffers, present the user with a dialog if 835 * possible, otherwise give an error message. */ 836 if (!check_changed_any(FALSE, FALSE)) 837 getout(0); 838 839 exiting = FALSE; 840 cmdmod = save_cmdmod; 841 gui_update_screen(); /* redraw, window may show changed buffer */ 842 } 843 #endif 844 845 /* 846 * Set the font. "font_list" is a comma separated list of font names. The 847 * first font name that works is used. If none is found, use the default 848 * font. 849 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. 850 * Return OK when able to set the font. When it failed FAIL is returned and 851 * the fonts are unchanged. 852 */ 853 int 854 gui_init_font(char_u *font_list, int fontset UNUSED) 855 { 856 #define FONTLEN 320 857 char_u font_name[FONTLEN]; 858 int font_list_empty = FALSE; 859 int ret = FAIL; 860 861 if (!gui.in_use) 862 return FAIL; 863 864 font_name[0] = NUL; 865 if (*font_list == NUL) 866 font_list_empty = TRUE; 867 else 868 { 869 #ifdef FEAT_XFONTSET 870 /* When using a fontset, the whole list of fonts is one name. */ 871 if (fontset) 872 ret = gui_mch_init_font(font_list, TRUE); 873 else 874 #endif 875 while (*font_list != NUL) 876 { 877 /* Isolate one comma separated font name. */ 878 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); 879 880 /* Careful!!! The Win32 version of gui_mch_init_font(), when 881 * called with "*" will change p_guifont to the selected font 882 * name, which frees the old value. This makes font_list 883 * invalid. Thus when OK is returned here, font_list must no 884 * longer be used! */ 885 if (gui_mch_init_font(font_name, FALSE) == OK) 886 { 887 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 888 /* If it's a Unicode font, try setting 'guifontwide' to a 889 * similar double-width font. */ 890 if ((p_guifontwide == NULL || *p_guifontwide == NUL) 891 && strstr((char *)font_name, "10646") != NULL) 892 set_guifontwide(font_name); 893 #endif 894 ret = OK; 895 break; 896 } 897 } 898 } 899 900 if (ret != OK 901 && STRCMP(font_list, "*") != 0 902 && (font_list_empty || gui.norm_font == NOFONT)) 903 { 904 /* 905 * Couldn't load any font in 'font_list', keep the current font if 906 * there is one. If 'font_list' is empty, or if there is no current 907 * font, tell gui_mch_init_font() to try to find a font we can load. 908 */ 909 ret = gui_mch_init_font(NULL, FALSE); 910 } 911 912 if (ret == OK) 913 { 914 #ifndef FEAT_GUI_GTK 915 /* Set normal font as current font */ 916 # ifdef FEAT_XFONTSET 917 if (gui.fontset != NOFONTSET) 918 gui_mch_set_fontset(gui.fontset); 919 else 920 # endif 921 gui_mch_set_font(gui.norm_font); 922 #endif 923 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); 924 } 925 926 return ret; 927 } 928 929 #if defined(FEAT_MBYTE) || defined(PROTO) 930 # ifndef FEAT_GUI_GTK 931 /* 932 * Try setting 'guifontwide' to a font twice as wide as "name". 933 */ 934 static void 935 set_guifontwide(char_u *name) 936 { 937 int i = 0; 938 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */ 939 char_u *wp = NULL; 940 char_u *p; 941 GuiFont font; 942 943 wp = wide_name; 944 for (p = name; *p != NUL; ++p) 945 { 946 *wp++ = *p; 947 if (*p == '-') 948 { 949 ++i; 950 if (i == 6) /* font type: change "--" to "-*-" */ 951 { 952 if (p[1] == '-') 953 *wp++ = '*'; 954 } 955 else if (i == 12) /* found the width */ 956 { 957 ++p; 958 i = getdigits(&p); 959 if (i != 0) 960 { 961 /* Double the width specification. */ 962 sprintf((char *)wp, "%d%s", i * 2, p); 963 font = gui_mch_get_font(wide_name, FALSE); 964 if (font != NOFONT) 965 { 966 gui_mch_free_font(gui.wide_font); 967 gui.wide_font = font; 968 set_string_option_direct((char_u *)"gfw", -1, 969 wide_name, OPT_FREE, 0); 970 } 971 } 972 break; 973 } 974 } 975 } 976 } 977 # endif /* !FEAT_GUI_GTK */ 978 979 /* 980 * Get the font for 'guifontwide'. 981 * Return FAIL for an invalid font name. 982 */ 983 int 984 gui_get_wide_font(void) 985 { 986 GuiFont font = NOFONT; 987 char_u font_name[FONTLEN]; 988 char_u *p; 989 990 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */ 991 return OK; /* Will give an error message later. */ 992 993 if (p_guifontwide != NULL && *p_guifontwide != NUL) 994 { 995 for (p = p_guifontwide; *p != NUL; ) 996 { 997 /* Isolate one comma separated font name. */ 998 (void)copy_option_part(&p, font_name, FONTLEN, ","); 999 font = gui_mch_get_font(font_name, FALSE); 1000 if (font != NOFONT) 1001 break; 1002 } 1003 if (font == NOFONT) 1004 return FAIL; 1005 } 1006 1007 gui_mch_free_font(gui.wide_font); 1008 # ifdef FEAT_GUI_GTK 1009 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */ 1010 if (font != NOFONT && gui.norm_font != NOFONT 1011 && pango_font_description_equal(font, gui.norm_font)) 1012 { 1013 gui.wide_font = NOFONT; 1014 gui_mch_free_font(font); 1015 } 1016 else 1017 # endif 1018 gui.wide_font = font; 1019 # ifdef FEAT_GUI_MSWIN 1020 gui_mch_wide_font_changed(); 1021 # else 1022 /* 1023 * TODO: setup wide_bold_font, wide_ital_font and wide_boldital_font to 1024 * support those fonts for 'guifontwide'. 1025 */ 1026 # endif 1027 return OK; 1028 } 1029 #endif 1030 1031 void 1032 gui_set_cursor(int row, int col) 1033 { 1034 gui.row = row; 1035 gui.col = col; 1036 } 1037 1038 /* 1039 * gui_check_pos - check if the cursor is on the screen. 1040 */ 1041 static void 1042 gui_check_pos(void) 1043 { 1044 if (gui.row >= screen_Rows) 1045 gui.row = screen_Rows - 1; 1046 if (gui.col >= screen_Columns) 1047 gui.col = screen_Columns - 1; 1048 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) 1049 gui.cursor_is_valid = FALSE; 1050 } 1051 1052 /* 1053 * Redraw the cursor if necessary or when forced. 1054 * Careful: The contents of ScreenLines[] must match what is on the screen, 1055 * otherwise this goes wrong. May need to call out_flush() first. 1056 */ 1057 void 1058 gui_update_cursor( 1059 int force, /* when TRUE, update even when not moved */ 1060 int clear_selection)/* clear selection under cursor */ 1061 { 1062 int cur_width = 0; 1063 int cur_height = 0; 1064 int old_hl_mask; 1065 cursorentry_T *shape; 1066 int id; 1067 #ifdef FEAT_TERMINAL 1068 guicolor_T shape_fg = INVALCOLOR; 1069 guicolor_T shape_bg = INVALCOLOR; 1070 #endif 1071 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */ 1072 int cattr; /* cursor attributes */ 1073 int attr; 1074 attrentry_T *aep = NULL; 1075 1076 /* Don't update the cursor when halfway busy scrolling or the screen size 1077 * doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. */ 1078 if (!can_update_cursor || screen_Columns != gui.num_cols 1079 || screen_Rows != gui.num_rows) 1080 return; 1081 1082 gui_check_pos(); 1083 if (!gui.cursor_is_valid || force 1084 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1085 { 1086 gui_undraw_cursor(); 1087 if (gui.row < 0) 1088 return; 1089 #ifdef HAVE_INPUT_METHOD 1090 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1091 im_set_position(gui.row, gui.col); 1092 #endif 1093 gui.cursor_row = gui.row; 1094 gui.cursor_col = gui.col; 1095 1096 /* Only write to the screen after ScreenLines[] has been initialized */ 1097 if (!screen_cleared || ScreenLines == NULL) 1098 return; 1099 1100 /* Clear the selection if we are about to write over it */ 1101 if (clear_selection) 1102 clip_may_clear_selection(gui.row, gui.row); 1103 /* Check that the cursor is inside the shell (resizing may have made 1104 * it invalid) */ 1105 if (gui.row >= screen_Rows || gui.col >= screen_Columns) 1106 return; 1107 1108 gui.cursor_is_valid = TRUE; 1109 1110 /* 1111 * How the cursor is drawn depends on the current mode. 1112 * When in a terminal window use the shape/color specified there. 1113 */ 1114 #ifdef FEAT_TERMINAL 1115 if (terminal_is_active()) 1116 shape = term_get_cursor_shape(&shape_fg, &shape_bg); 1117 else 1118 #endif 1119 shape = &shape_table[get_shape_idx(FALSE)]; 1120 if (State & LANGMAP) 1121 id = shape->id_lm; 1122 else 1123 id = shape->id; 1124 1125 /* get the colors and attributes for the cursor. Default is inverted */ 1126 cfg = INVALCOLOR; 1127 cbg = INVALCOLOR; 1128 cattr = HL_INVERSE; 1129 gui_mch_set_blinking(shape->blinkwait, 1130 shape->blinkon, 1131 shape->blinkoff); 1132 if (shape->blinkwait == 0 || shape->blinkon == 0 1133 || shape->blinkoff == 0) 1134 gui_mch_stop_blink(FALSE); 1135 #ifdef FEAT_TERMINAL 1136 if (shape_bg != INVALCOLOR) 1137 { 1138 cattr = 0; 1139 cfg = shape_fg; 1140 cbg = shape_bg; 1141 } 1142 else 1143 #endif 1144 if (id > 0) 1145 { 1146 cattr = syn_id2colors(id, &cfg, &cbg); 1147 #if defined(HAVE_INPUT_METHOD) || defined(FEAT_HANGULIN) 1148 { 1149 static int iid; 1150 guicolor_T fg, bg; 1151 1152 if ( 1153 # if defined(FEAT_GUI_GTK) && defined(FEAT_XIM) && !defined(FEAT_HANGULIN) 1154 preedit_get_status() 1155 # else 1156 im_get_status() 1157 # endif 1158 ) 1159 { 1160 iid = syn_name2id((char_u *)"CursorIM"); 1161 if (iid > 0) 1162 { 1163 syn_id2colors(iid, &fg, &bg); 1164 if (bg != INVALCOLOR) 1165 cbg = bg; 1166 if (fg != INVALCOLOR) 1167 cfg = fg; 1168 } 1169 } 1170 } 1171 #endif 1172 } 1173 1174 /* 1175 * Get the attributes for the character under the cursor. 1176 * When no cursor color was given, use the character color. 1177 */ 1178 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1179 if (attr > HL_ALL) 1180 aep = syn_gui_attr2entry(attr); 1181 if (aep != NULL) 1182 { 1183 attr = aep->ae_attr; 1184 if (cfg == INVALCOLOR) 1185 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1186 : aep->ae_u.gui.fg_color); 1187 if (cbg == INVALCOLOR) 1188 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1189 : aep->ae_u.gui.bg_color); 1190 } 1191 if (cfg == INVALCOLOR) 1192 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; 1193 if (cbg == INVALCOLOR) 1194 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; 1195 1196 #ifdef FEAT_XIM 1197 if (aep != NULL) 1198 { 1199 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1200 : aep->ae_u.gui.bg_color); 1201 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1202 : aep->ae_u.gui.fg_color); 1203 if (xim_bg_color == INVALCOLOR) 1204 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1205 : gui.back_pixel; 1206 if (xim_fg_color == INVALCOLOR) 1207 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1208 : gui.norm_pixel; 1209 } 1210 else 1211 { 1212 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1213 : gui.back_pixel; 1214 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1215 : gui.norm_pixel; 1216 } 1217 #endif 1218 1219 attr &= ~HL_INVERSE; 1220 if (cattr & HL_INVERSE) 1221 { 1222 cc = cbg; 1223 cbg = cfg; 1224 cfg = cc; 1225 } 1226 cattr &= ~HL_INVERSE; 1227 1228 /* 1229 * When we don't have window focus, draw a hollow cursor. 1230 */ 1231 if (!gui.in_focus) 1232 { 1233 gui_mch_draw_hollow_cursor(cbg); 1234 return; 1235 } 1236 1237 old_hl_mask = gui.highlight_mask; 1238 if (shape->shape == SHAPE_BLOCK 1239 #ifdef FEAT_HANGULIN 1240 || composing_hangul 1241 #endif 1242 ) 1243 { 1244 /* 1245 * Draw the text character with the cursor colors. Use the 1246 * character attributes plus the cursor attributes. 1247 */ 1248 gui.highlight_mask = (cattr | attr); 1249 #ifdef FEAT_HANGULIN 1250 if (composing_hangul) 1251 { 1252 char_u *comp_buf; 1253 int comp_len; 1254 1255 comp_buf = hangul_composing_buffer_get(&comp_len); 1256 if (comp_buf) 1257 { 1258 (void)gui_outstr_nowrap(comp_buf, comp_len, 1259 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 1260 cfg, cbg, 0); 1261 vim_free(comp_buf); 1262 } 1263 } 1264 else 1265 #endif 1266 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1267 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1268 } 1269 else 1270 { 1271 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1272 int col_off = FALSE; 1273 #endif 1274 /* 1275 * First draw the partial cursor, then overwrite with the text 1276 * character, using a transparent background. 1277 */ 1278 if (shape->shape == SHAPE_VER) 1279 { 1280 cur_height = gui.char_height; 1281 cur_width = (gui.char_width * shape->percentage + 99) / 100; 1282 } 1283 else 1284 { 1285 cur_height = (gui.char_height * shape->percentage + 99) / 100; 1286 cur_width = gui.char_width; 1287 } 1288 #ifdef FEAT_MBYTE 1289 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col, 1290 LineOffset[gui.row] + screen_Columns) > 1) 1291 { 1292 /* Double wide character. */ 1293 if (shape->shape != SHAPE_VER) 1294 cur_width += gui.char_width; 1295 # ifdef FEAT_RIGHTLEFT 1296 if (CURSOR_BAR_RIGHT) 1297 { 1298 /* gui.col points to the left halve of the character but 1299 * the vertical line needs to be on the right halve. 1300 * A double-wide horizontal line is also drawn from the 1301 * right halve in gui_mch_draw_part_cursor(). */ 1302 col_off = TRUE; 1303 ++gui.col; 1304 } 1305 # endif 1306 } 1307 #endif 1308 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); 1309 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1310 if (col_off) 1311 --gui.col; 1312 #endif 1313 1314 #ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */ 1315 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1316 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1317 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, 1318 (guicolor_T)0, (guicolor_T)0, 0); 1319 #endif 1320 } 1321 gui.highlight_mask = old_hl_mask; 1322 } 1323 } 1324 1325 #if defined(FEAT_MENU) || defined(PROTO) 1326 void 1327 gui_position_menu(void) 1328 { 1329 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) 1330 if (gui.menu_is_active && gui.in_use) 1331 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); 1332 # endif 1333 } 1334 #endif 1335 1336 /* 1337 * Position the various GUI components (text area, menu). The vertical 1338 * scrollbars are NOT handled here. See gui_update_scrollbars(). 1339 */ 1340 static void 1341 gui_position_components(int total_width UNUSED) 1342 { 1343 int text_area_x; 1344 int text_area_y; 1345 int text_area_width; 1346 int text_area_height; 1347 1348 /* avoid that moving components around generates events */ 1349 ++hold_gui_events; 1350 1351 text_area_x = 0; 1352 if (gui.which_scrollbars[SBAR_LEFT]) 1353 text_area_x += gui.scrollbar_width; 1354 1355 text_area_y = 0; 1356 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) 1357 gui.menu_width = total_width; 1358 if (gui.menu_is_active) 1359 text_area_y += gui.menu_height; 1360 #endif 1361 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) 1362 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1363 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 1364 #endif 1365 1366 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1367 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC)) 1368 if (gui_has_tabline()) 1369 text_area_y += gui.tabline_height; 1370 #endif 1371 1372 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 1373 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1374 { 1375 # ifdef FEAT_GUI_ATHENA 1376 gui_mch_set_toolbar_pos(0, text_area_y, 1377 gui.menu_width, gui.toolbar_height); 1378 # endif 1379 text_area_y += gui.toolbar_height; 1380 } 1381 #endif 1382 1383 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; 1384 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; 1385 1386 gui_mch_set_text_area_pos(text_area_x, 1387 text_area_y, 1388 text_area_width, 1389 text_area_height 1390 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1391 + xim_get_status_area_height() 1392 #endif 1393 ); 1394 #ifdef FEAT_MENU 1395 gui_position_menu(); 1396 #endif 1397 if (gui.which_scrollbars[SBAR_BOTTOM]) 1398 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, 1399 text_area_x, 1400 text_area_y + text_area_height, 1401 text_area_width, 1402 gui.scrollbar_height); 1403 gui.left_sbar_x = 0; 1404 gui.right_sbar_x = text_area_x + text_area_width; 1405 1406 --hold_gui_events; 1407 } 1408 1409 /* 1410 * Get the width of the widgets and decorations to the side of the text area. 1411 */ 1412 int 1413 gui_get_base_width(void) 1414 { 1415 int base_width; 1416 1417 base_width = 2 * gui.border_offset; 1418 if (gui.which_scrollbars[SBAR_LEFT]) 1419 base_width += gui.scrollbar_width; 1420 if (gui.which_scrollbars[SBAR_RIGHT]) 1421 base_width += gui.scrollbar_width; 1422 return base_width; 1423 } 1424 1425 /* 1426 * Get the height of the widgets and decorations above and below the text area. 1427 */ 1428 int 1429 gui_get_base_height(void) 1430 { 1431 int base_height; 1432 1433 base_height = 2 * gui.border_offset; 1434 if (gui.which_scrollbars[SBAR_BOTTOM]) 1435 base_height += gui.scrollbar_height; 1436 #ifdef FEAT_GUI_GTK 1437 /* We can't take the sizes properly into account until anything is 1438 * realized. Therefore we recalculate all the values here just before 1439 * setting the size. (--mdcki) */ 1440 #else 1441 # ifdef FEAT_MENU 1442 if (gui.menu_is_active) 1443 base_height += gui.menu_height; 1444 # endif 1445 # ifdef FEAT_TOOLBAR 1446 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1447 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) 1448 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); 1449 # else 1450 base_height += gui.toolbar_height; 1451 # endif 1452 # endif 1453 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1454 || defined(FEAT_GUI_MOTIF)) 1455 if (gui_has_tabline()) 1456 base_height += gui.tabline_height; 1457 # endif 1458 # ifdef FEAT_FOOTER 1459 if (vim_strchr(p_go, GO_FOOTER) != NULL) 1460 base_height += gui.footer_height; 1461 # endif 1462 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 1463 base_height += gui_mch_text_area_extra_height(); 1464 # endif 1465 #endif 1466 return base_height; 1467 } 1468 1469 /* 1470 * Should be called after the GUI shell has been resized. Its arguments are 1471 * the new width and height of the shell in pixels. 1472 */ 1473 void 1474 gui_resize_shell(int pixel_width, int pixel_height) 1475 { 1476 static int busy = FALSE; 1477 1478 if (!gui.shell_created) /* ignore when still initializing */ 1479 return; 1480 1481 /* 1482 * Can't resize the screen while it is being redrawn. Remember the new 1483 * size and handle it later. 1484 */ 1485 if (updating_screen || busy) 1486 { 1487 new_pixel_width = pixel_width; 1488 new_pixel_height = pixel_height; 1489 return; 1490 } 1491 1492 again: 1493 new_pixel_width = 0; 1494 new_pixel_height = 0; 1495 busy = TRUE; 1496 1497 /* Flush pending output before redrawing */ 1498 out_flush(); 1499 1500 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; 1501 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height; 1502 1503 gui_position_components(pixel_width); 1504 gui_reset_scroll_region(); 1505 1506 /* 1507 * At the "more" and ":confirm" prompt there is no redraw, put the cursor 1508 * at the last line here (why does it have to be one row too low?). 1509 */ 1510 if (State == ASKMORE || State == CONFIRM) 1511 gui.row = gui.num_rows; 1512 1513 /* Only comparing Rows and Columns may be sufficient, but let's stay on 1514 * the safe side. */ 1515 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns 1516 || gui.num_rows != Rows || gui.num_cols != Columns) 1517 shell_resized(); 1518 1519 gui_update_scrollbars(TRUE); 1520 gui_update_cursor(FALSE, TRUE); 1521 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1522 xim_set_status_area(); 1523 #endif 1524 1525 busy = FALSE; 1526 1527 /* We may have been called again while redrawing the screen. 1528 * Need to do it all again with the latest size then. But only if the size 1529 * actually changed. */ 1530 if (new_pixel_height) 1531 { 1532 if (pixel_width == new_pixel_width && pixel_height == new_pixel_height) 1533 { 1534 new_pixel_width = 0; 1535 new_pixel_height = 0; 1536 } 1537 else 1538 { 1539 pixel_width = new_pixel_width; 1540 pixel_height = new_pixel_height; 1541 goto again; 1542 } 1543 } 1544 } 1545 1546 /* 1547 * Check if gui_resize_shell() must be called. 1548 */ 1549 void 1550 gui_may_resize_shell(void) 1551 { 1552 if (new_pixel_height) 1553 /* careful: gui_resize_shell() may postpone the resize again if we 1554 * were called indirectly by it */ 1555 gui_resize_shell(new_pixel_width, new_pixel_height); 1556 } 1557 1558 int 1559 gui_get_shellsize(void) 1560 { 1561 Rows = gui.num_rows; 1562 Columns = gui.num_cols; 1563 return OK; 1564 } 1565 1566 /* 1567 * Set the size of the Vim shell according to Rows and Columns. 1568 * If "fit_to_display" is TRUE then the size may be reduced to fit the window 1569 * on the screen. 1570 * When "mustset" is TRUE the size was set by the user. When FALSE a UI 1571 * component was added or removed (e.g., a scrollbar). 1572 */ 1573 void 1574 gui_set_shellsize( 1575 int mustset UNUSED, 1576 int fit_to_display, 1577 int direction) /* RESIZE_HOR, RESIZE_VER */ 1578 { 1579 int base_width; 1580 int base_height; 1581 int width; 1582 int height; 1583 int min_width; 1584 int min_height; 1585 int screen_w; 1586 int screen_h; 1587 #ifdef FEAT_GUI_GTK 1588 int un_maximize = mustset; 1589 int did_adjust = 0; 1590 #endif 1591 int x = -1, y = -1; 1592 1593 if (!gui.shell_created) 1594 return; 1595 1596 #if defined(MSWIN) || defined(FEAT_GUI_GTK) 1597 /* If not setting to a user specified size and maximized, calculate the 1598 * number of characters that fit in the maximized window. */ 1599 if (!mustset && (vim_strchr(p_go, GO_KEEPWINSIZE) != NULL 1600 || gui_mch_maximized())) 1601 { 1602 gui_mch_newfont(); 1603 return; 1604 } 1605 #endif 1606 1607 base_width = gui_get_base_width(); 1608 base_height = gui_get_base_height(); 1609 if (fit_to_display) 1610 /* Remember the original window position. */ 1611 (void)gui_mch_get_winpos(&x, &y); 1612 1613 #ifdef USE_SUN_WORKSHOP 1614 if (!mustset && usingSunWorkShop 1615 && workshop_get_width_height(&width, &height)) 1616 { 1617 Columns = (width - base_width + gui.char_width - 1) / gui.char_width; 1618 Rows = (height - base_height + gui.char_height - 1) / gui.char_height; 1619 } 1620 else 1621 #endif 1622 { 1623 width = Columns * gui.char_width + base_width; 1624 height = Rows * gui.char_height + base_height; 1625 } 1626 1627 if (fit_to_display) 1628 { 1629 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1630 if ((direction & RESIZE_HOR) && width > screen_w) 1631 { 1632 Columns = (screen_w - base_width) / gui.char_width; 1633 if (Columns < MIN_COLUMNS) 1634 Columns = MIN_COLUMNS; 1635 width = Columns * gui.char_width + base_width; 1636 #ifdef FEAT_GUI_GTK 1637 ++did_adjust; 1638 #endif 1639 } 1640 if ((direction & RESIZE_VERT) && height > screen_h) 1641 { 1642 Rows = (screen_h - base_height) / gui.char_height; 1643 check_shellsize(); 1644 height = Rows * gui.char_height + base_height; 1645 #ifdef FEAT_GUI_GTK 1646 ++did_adjust; 1647 #endif 1648 } 1649 #ifdef FEAT_GUI_GTK 1650 if (did_adjust == 2 || (width + gui.char_width >= screen_w 1651 && height + gui.char_height >= screen_h)) 1652 /* don't unmaximize if at maximum size */ 1653 un_maximize = FALSE; 1654 #endif 1655 } 1656 limit_screen_size(); 1657 gui.num_cols = Columns; 1658 gui.num_rows = Rows; 1659 1660 min_width = base_width + MIN_COLUMNS * gui.char_width; 1661 min_height = base_height + MIN_LINES * gui.char_height; 1662 min_height += tabline_height() * gui.char_height; 1663 1664 #ifdef FEAT_GUI_GTK 1665 if (un_maximize) 1666 { 1667 /* If the window size is smaller than the screen unmaximize the 1668 * window, otherwise resizing won't work. */ 1669 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1670 if ((width + gui.char_width < screen_w 1671 || height + gui.char_height * 2 < screen_h) 1672 && gui_mch_maximized()) 1673 gui_mch_unmaximize(); 1674 } 1675 #endif 1676 1677 gui_mch_set_shellsize(width, height, min_width, min_height, 1678 base_width, base_height, direction); 1679 1680 if (fit_to_display && x >= 0 && y >= 0) 1681 { 1682 /* Some window managers put the Vim window left of/above the screen. 1683 * Only change the position if it wasn't already negative before 1684 * (happens on MS-Windows with a secondary monitor). */ 1685 gui_mch_update(); 1686 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) 1687 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); 1688 } 1689 1690 gui_position_components(width); 1691 gui_update_scrollbars(TRUE); 1692 gui_reset_scroll_region(); 1693 } 1694 1695 /* 1696 * Called when Rows and/or Columns has changed. 1697 */ 1698 void 1699 gui_new_shellsize(void) 1700 { 1701 gui_reset_scroll_region(); 1702 } 1703 1704 /* 1705 * Make scroll region cover whole screen. 1706 */ 1707 void 1708 gui_reset_scroll_region(void) 1709 { 1710 gui.scroll_region_top = 0; 1711 gui.scroll_region_bot = gui.num_rows - 1; 1712 gui.scroll_region_left = 0; 1713 gui.scroll_region_right = gui.num_cols - 1; 1714 } 1715 1716 void 1717 gui_start_highlight(int mask) 1718 { 1719 if (mask > HL_ALL) /* highlight code */ 1720 gui.highlight_mask = mask; 1721 else /* mask */ 1722 gui.highlight_mask |= mask; 1723 } 1724 1725 void 1726 gui_stop_highlight(int mask) 1727 { 1728 if (mask > HL_ALL) /* highlight code */ 1729 gui.highlight_mask = HL_NORMAL; 1730 else /* mask */ 1731 gui.highlight_mask &= ~mask; 1732 } 1733 1734 /* 1735 * Clear a rectangular region of the screen from text pos (row1, col1) to 1736 * (row2, col2) inclusive. 1737 */ 1738 void 1739 gui_clear_block( 1740 int row1, 1741 int col1, 1742 int row2, 1743 int col2) 1744 { 1745 /* Clear the selection if we are about to write over it */ 1746 clip_may_clear_selection(row1, row2); 1747 1748 gui_mch_clear_block(row1, col1, row2, col2); 1749 1750 /* Invalidate cursor if it was in this block */ 1751 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 1752 && gui.cursor_col >= col1 && gui.cursor_col <= col2) 1753 gui.cursor_is_valid = FALSE; 1754 } 1755 1756 /* 1757 * Write code to update the cursor later. This avoids the need to flush the 1758 * output buffer before calling gui_update_cursor(). 1759 */ 1760 void 1761 gui_update_cursor_later(void) 1762 { 1763 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); 1764 } 1765 1766 void 1767 gui_write( 1768 char_u *s, 1769 int len) 1770 { 1771 char_u *p; 1772 int arg1 = 0, arg2 = 0; 1773 int force_cursor = FALSE; /* force cursor update */ 1774 int force_scrollbar = FALSE; 1775 static win_T *old_curwin = NULL; 1776 1777 /* #define DEBUG_GUI_WRITE */ 1778 #ifdef DEBUG_GUI_WRITE 1779 { 1780 int i; 1781 char_u *str; 1782 1783 printf("gui_write(%d):\n ", len); 1784 for (i = 0; i < len; i++) 1785 if (s[i] == ESC) 1786 { 1787 if (i != 0) 1788 printf("\n "); 1789 printf("<ESC>"); 1790 } 1791 else 1792 { 1793 str = transchar_byte(s[i]); 1794 if (str[0] && str[1]) 1795 printf("<%s>", (char *)str); 1796 else 1797 printf("%s", (char *)str); 1798 } 1799 printf("\n"); 1800 } 1801 #endif 1802 while (len) 1803 { 1804 if (s[0] == ESC && s[1] == '|') 1805 { 1806 p = s + 2; 1807 if (VIM_ISDIGIT(*p) || (*p == '-' && VIM_ISDIGIT(*(p + 1)))) 1808 { 1809 arg1 = getdigits(&p); 1810 if (p > s + len) 1811 break; 1812 if (*p == ';') 1813 { 1814 ++p; 1815 arg2 = getdigits(&p); 1816 if (p > s + len) 1817 break; 1818 } 1819 } 1820 switch (*p) 1821 { 1822 case 'C': /* Clear screen */ 1823 clip_scroll_selection(9999); 1824 gui_mch_clear_all(); 1825 gui.cursor_is_valid = FALSE; 1826 force_scrollbar = TRUE; 1827 break; 1828 case 'M': /* Move cursor */ 1829 gui_set_cursor(arg1, arg2); 1830 break; 1831 case 's': /* force cursor (shape) update */ 1832 force_cursor = TRUE; 1833 break; 1834 case 'R': /* Set scroll region */ 1835 if (arg1 < arg2) 1836 { 1837 gui.scroll_region_top = arg1; 1838 gui.scroll_region_bot = arg2; 1839 } 1840 else 1841 { 1842 gui.scroll_region_top = arg2; 1843 gui.scroll_region_bot = arg1; 1844 } 1845 break; 1846 case 'V': /* Set vertical scroll region */ 1847 if (arg1 < arg2) 1848 { 1849 gui.scroll_region_left = arg1; 1850 gui.scroll_region_right = arg2; 1851 } 1852 else 1853 { 1854 gui.scroll_region_left = arg2; 1855 gui.scroll_region_right = arg1; 1856 } 1857 break; 1858 case 'd': /* Delete line */ 1859 gui_delete_lines(gui.row, 1); 1860 break; 1861 case 'D': /* Delete lines */ 1862 gui_delete_lines(gui.row, arg1); 1863 break; 1864 case 'i': /* Insert line */ 1865 gui_insert_lines(gui.row, 1); 1866 break; 1867 case 'I': /* Insert lines */ 1868 gui_insert_lines(gui.row, arg1); 1869 break; 1870 case '$': /* Clear to end-of-line */ 1871 gui_clear_block(gui.row, gui.col, gui.row, 1872 (int)Columns - 1); 1873 break; 1874 case 'h': /* Turn on highlighting */ 1875 gui_start_highlight(arg1); 1876 break; 1877 case 'H': /* Turn off highlighting */ 1878 gui_stop_highlight(arg1); 1879 break; 1880 case 'f': /* flash the window (visual bell) */ 1881 gui_mch_flash(arg1 == 0 ? 20 : arg1); 1882 break; 1883 default: 1884 p = s + 1; /* Skip the ESC */ 1885 break; 1886 } 1887 len -= (int)(++p - s); 1888 s = p; 1889 } 1890 else if ( 1891 #ifdef EBCDIC 1892 CtrlChar(s[0]) != 0 /* Ctrl character */ 1893 #else 1894 s[0] < 0x20 /* Ctrl character */ 1895 #endif 1896 #ifdef FEAT_SIGN_ICONS 1897 && s[0] != SIGN_BYTE 1898 # ifdef FEAT_NETBEANS_INTG 1899 && s[0] != MULTISIGN_BYTE 1900 # endif 1901 #endif 1902 ) 1903 { 1904 if (s[0] == '\n') /* NL */ 1905 { 1906 gui.col = 0; 1907 if (gui.row < gui.scroll_region_bot) 1908 gui.row++; 1909 else 1910 gui_delete_lines(gui.scroll_region_top, 1); 1911 } 1912 else if (s[0] == '\r') /* CR */ 1913 { 1914 gui.col = 0; 1915 } 1916 else if (s[0] == '\b') /* Backspace */ 1917 { 1918 if (gui.col) 1919 --gui.col; 1920 } 1921 else if (s[0] == Ctrl_L) /* cursor-right */ 1922 { 1923 ++gui.col; 1924 } 1925 else if (s[0] == Ctrl_G) /* Beep */ 1926 { 1927 gui_mch_beep(); 1928 } 1929 /* Other Ctrl character: shouldn't happen! */ 1930 1931 --len; /* Skip this char */ 1932 ++s; 1933 } 1934 else 1935 { 1936 p = s; 1937 while (len > 0 && ( 1938 #ifdef EBCDIC 1939 CtrlChar(*p) == 0 1940 #else 1941 *p >= 0x20 1942 #endif 1943 #ifdef FEAT_SIGN_ICONS 1944 || *p == SIGN_BYTE 1945 # ifdef FEAT_NETBEANS_INTG 1946 || *p == MULTISIGN_BYTE 1947 # endif 1948 #endif 1949 )) 1950 { 1951 len--; 1952 p++; 1953 } 1954 gui_outstr(s, (int)(p - s)); 1955 s = p; 1956 } 1957 } 1958 1959 /* Postponed update of the cursor (won't work if "can_update_cursor" isn't 1960 * set). */ 1961 if (force_cursor) 1962 gui_update_cursor(TRUE, TRUE); 1963 1964 /* When switching to another window the dragging must have stopped. 1965 * Required for GTK, dragged_sb isn't reset. */ 1966 if (old_curwin != curwin) 1967 gui.dragged_sb = SBAR_NONE; 1968 1969 /* Update the scrollbars after clearing the screen or when switched 1970 * to another window. 1971 * Update the horizontal scrollbar always, it's difficult to check all 1972 * situations where it might change. */ 1973 if (force_scrollbar || old_curwin != curwin) 1974 gui_update_scrollbars(force_scrollbar); 1975 else 1976 gui_update_horiz_scrollbar(FALSE); 1977 old_curwin = curwin; 1978 1979 /* 1980 * We need to make sure this is cleared since Athena doesn't tell us when 1981 * he is done dragging. Do the same for GTK. 1982 */ 1983 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 1984 gui.dragged_sb = SBAR_NONE; 1985 #endif 1986 1987 gui_may_flush(); /* In case vim decides to take a nap */ 1988 } 1989 1990 /* 1991 * When ScreenLines[] is invalid, updating the cursor should not be done, it 1992 * produces wrong results. Call gui_dont_update_cursor() before that code and 1993 * gui_can_update_cursor() afterwards. 1994 */ 1995 void 1996 gui_dont_update_cursor(int undraw) 1997 { 1998 if (gui.in_use) 1999 { 2000 /* Undraw the cursor now, we probably can't do it after the change. */ 2001 if (undraw) 2002 gui_undraw_cursor(); 2003 can_update_cursor = FALSE; 2004 } 2005 } 2006 2007 void 2008 gui_can_update_cursor(void) 2009 { 2010 can_update_cursor = TRUE; 2011 /* No need to update the cursor right now, there is always more output 2012 * after scrolling. */ 2013 } 2014 2015 /* 2016 * Disable issuing gui_mch_flush(). 2017 */ 2018 void 2019 gui_disable_flush(void) 2020 { 2021 ++disable_flush; 2022 } 2023 2024 /* 2025 * Enable issuing gui_mch_flush(). 2026 */ 2027 void 2028 gui_enable_flush(void) 2029 { 2030 --disable_flush; 2031 } 2032 2033 /* 2034 * Issue gui_mch_flush() if it is not disabled. 2035 */ 2036 void 2037 gui_may_flush(void) 2038 { 2039 if (disable_flush == 0) 2040 gui_mch_flush(); 2041 } 2042 2043 static void 2044 gui_outstr(char_u *s, int len) 2045 { 2046 int this_len; 2047 #ifdef FEAT_MBYTE 2048 int cells; 2049 #endif 2050 2051 if (len == 0) 2052 return; 2053 2054 if (len < 0) 2055 len = (int)STRLEN(s); 2056 2057 while (len > 0) 2058 { 2059 #ifdef FEAT_MBYTE 2060 if (has_mbyte) 2061 { 2062 /* Find out how many chars fit in the current line. */ 2063 cells = 0; 2064 for (this_len = 0; this_len < len; ) 2065 { 2066 cells += (*mb_ptr2cells)(s + this_len); 2067 if (gui.col + cells > Columns) 2068 break; 2069 this_len += (*mb_ptr2len)(s + this_len); 2070 } 2071 if (this_len > len) 2072 this_len = len; /* don't include following composing char */ 2073 } 2074 else 2075 #endif 2076 if (gui.col + len > Columns) 2077 this_len = Columns - gui.col; 2078 else 2079 this_len = len; 2080 2081 (void)gui_outstr_nowrap(s, this_len, 2082 0, (guicolor_T)0, (guicolor_T)0, 0); 2083 s += this_len; 2084 len -= this_len; 2085 #ifdef FEAT_MBYTE 2086 /* fill up for a double-width char that doesn't fit. */ 2087 if (len > 0 && gui.col < Columns) 2088 (void)gui_outstr_nowrap((char_u *)" ", 1, 2089 0, (guicolor_T)0, (guicolor_T)0, 0); 2090 #endif 2091 /* The cursor may wrap to the next line. */ 2092 if (gui.col >= Columns) 2093 { 2094 gui.col = 0; 2095 gui.row++; 2096 } 2097 } 2098 } 2099 2100 /* 2101 * Output one character (may be one or two display cells). 2102 * Caller must check for valid "off". 2103 * Returns FAIL or OK, just like gui_outstr_nowrap(). 2104 */ 2105 static int 2106 gui_screenchar( 2107 int off, /* Offset from start of screen */ 2108 int flags, 2109 guicolor_T fg, /* colors for cursor */ 2110 guicolor_T bg, /* colors for cursor */ 2111 int back) /* backup this many chars when using bold trick */ 2112 { 2113 #ifdef FEAT_MBYTE 2114 char_u buf[MB_MAXBYTES + 1]; 2115 2116 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */ 2117 if (enc_utf8 && ScreenLines[off] == 0) 2118 return OK; 2119 2120 if (enc_utf8 && ScreenLinesUC[off] != 0) 2121 /* Draw UTF-8 multi-byte character. */ 2122 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), 2123 flags, fg, bg, back); 2124 2125 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2126 { 2127 buf[0] = ScreenLines[off]; 2128 buf[1] = ScreenLines2[off]; 2129 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); 2130 } 2131 2132 /* Draw non-multi-byte character or DBCS character. */ 2133 return gui_outstr_nowrap(ScreenLines + off, 2134 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, 2135 flags, fg, bg, back); 2136 #else 2137 return gui_outstr_nowrap(ScreenLines + off, 1, flags, fg, bg, back); 2138 #endif 2139 } 2140 2141 #ifdef FEAT_GUI_GTK 2142 /* 2143 * Output the string at the given screen position. This is used in place 2144 * of gui_screenchar() where possible because Pango needs as much context 2145 * as possible to work nicely. It's a lot faster as well. 2146 */ 2147 static int 2148 gui_screenstr( 2149 int off, /* Offset from start of screen */ 2150 int len, /* string length in screen cells */ 2151 int flags, 2152 guicolor_T fg, /* colors for cursor */ 2153 guicolor_T bg, /* colors for cursor */ 2154 int back) /* backup this many chars when using bold trick */ 2155 { 2156 char_u *buf; 2157 int outlen = 0; 2158 int i; 2159 int retval; 2160 2161 if (len <= 0) /* "cannot happen"? */ 2162 return OK; 2163 2164 if (enc_utf8) 2165 { 2166 buf = alloc((unsigned)(len * MB_MAXBYTES + 1)); 2167 if (buf == NULL) 2168 return OK; /* not much we could do here... */ 2169 2170 for (i = off; i < off + len; ++i) 2171 { 2172 if (ScreenLines[i] == 0) 2173 continue; /* skip second half of double-width char */ 2174 2175 if (ScreenLinesUC[i] == 0) 2176 buf[outlen++] = ScreenLines[i]; 2177 else 2178 outlen += utfc_char2bytes(i, buf + outlen); 2179 } 2180 2181 buf[outlen] = NUL; /* only to aid debugging */ 2182 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2183 vim_free(buf); 2184 2185 return retval; 2186 } 2187 else if (enc_dbcs == DBCS_JPNU) 2188 { 2189 buf = alloc((unsigned)(len * 2 + 1)); 2190 if (buf == NULL) 2191 return OK; /* not much we could do here... */ 2192 2193 for (i = off; i < off + len; ++i) 2194 { 2195 buf[outlen++] = ScreenLines[i]; 2196 2197 /* handle double-byte single-width char */ 2198 if (ScreenLines[i] == 0x8e) 2199 buf[outlen++] = ScreenLines2[i]; 2200 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) 2201 buf[outlen++] = ScreenLines[++i]; 2202 } 2203 2204 buf[outlen] = NUL; /* only to aid debugging */ 2205 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2206 vim_free(buf); 2207 2208 return retval; 2209 } 2210 else 2211 { 2212 return gui_outstr_nowrap(&ScreenLines[off], len, 2213 flags, fg, bg, back); 2214 } 2215 } 2216 #endif /* FEAT_GUI_GTK */ 2217 2218 /* 2219 * Output the given string at the current cursor position. If the string is 2220 * too long to fit on the line, then it is truncated. 2221 * "flags": 2222 * GUI_MON_IS_CURSOR should only be used when this function is being called to 2223 * actually draw (an inverted) cursor. 2224 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent 2225 * background. 2226 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over 2227 * it. 2228 * Returns OK, unless "back" is non-zero and using the bold trick, then return 2229 * FAIL (the caller should start drawing "back" chars back). 2230 */ 2231 int 2232 gui_outstr_nowrap( 2233 char_u *s, 2234 int len, 2235 int flags, 2236 guicolor_T fg, /* colors for cursor */ 2237 guicolor_T bg, /* colors for cursor */ 2238 int back) /* backup this many chars when using bold trick */ 2239 { 2240 long_u highlight_mask; 2241 long_u hl_mask_todo; 2242 guicolor_T fg_color; 2243 guicolor_T bg_color; 2244 guicolor_T sp_color; 2245 #if !defined(FEAT_GUI_GTK) 2246 GuiFont font = NOFONT; 2247 # ifdef FEAT_MBYTE 2248 GuiFont wide_font = NOFONT; 2249 # endif 2250 # ifdef FEAT_XFONTSET 2251 GuiFontset fontset = NOFONTSET; 2252 # endif 2253 #endif 2254 attrentry_T *aep = NULL; 2255 int draw_flags; 2256 int col = gui.col; 2257 #ifdef FEAT_SIGN_ICONS 2258 int draw_sign = FALSE; 2259 # ifdef FEAT_NETBEANS_INTG 2260 int multi_sign = FALSE; 2261 # endif 2262 #endif 2263 2264 if (len < 0) 2265 len = (int)STRLEN(s); 2266 if (len == 0) 2267 return OK; 2268 2269 #ifdef FEAT_SIGN_ICONS 2270 if (*s == SIGN_BYTE 2271 # ifdef FEAT_NETBEANS_INTG 2272 || *s == MULTISIGN_BYTE 2273 # endif 2274 ) 2275 { 2276 # ifdef FEAT_NETBEANS_INTG 2277 if (*s == MULTISIGN_BYTE) 2278 multi_sign = TRUE; 2279 # endif 2280 /* draw spaces instead */ 2281 s = (char_u *)" "; 2282 if (len == 1 && col > 0) 2283 --col; 2284 len = 2; 2285 draw_sign = TRUE; 2286 highlight_mask = 0; 2287 } 2288 else 2289 #endif 2290 if (gui.highlight_mask > HL_ALL) 2291 { 2292 aep = syn_gui_attr2entry(gui.highlight_mask); 2293 if (aep == NULL) /* highlighting not set */ 2294 highlight_mask = 0; 2295 else 2296 highlight_mask = aep->ae_attr; 2297 } 2298 else 2299 highlight_mask = gui.highlight_mask; 2300 hl_mask_todo = highlight_mask; 2301 2302 #if !defined(FEAT_GUI_GTK) 2303 /* Set the font */ 2304 if (aep != NULL && aep->ae_u.gui.font != NOFONT) 2305 font = aep->ae_u.gui.font; 2306 # ifdef FEAT_XFONTSET 2307 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) 2308 fontset = aep->ae_u.gui.fontset; 2309 # endif 2310 else 2311 { 2312 # ifdef FEAT_XFONTSET 2313 if (gui.fontset != NOFONTSET) 2314 fontset = gui.fontset; 2315 else 2316 # endif 2317 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2318 { 2319 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) 2320 { 2321 font = gui.boldital_font; 2322 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); 2323 } 2324 else if (gui.bold_font != NOFONT) 2325 { 2326 font = gui.bold_font; 2327 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); 2328 } 2329 else 2330 font = gui.norm_font; 2331 } 2332 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) 2333 { 2334 font = gui.ital_font; 2335 hl_mask_todo &= ~HL_ITALIC; 2336 } 2337 else 2338 font = gui.norm_font; 2339 2340 # ifdef FEAT_MBYTE 2341 /* 2342 * Choose correct wide_font by font. wide_font should be set with font 2343 * at same time in above block. But it will make many "ifdef" nasty 2344 * blocks. So we do it here. 2345 */ 2346 if (font == gui.boldital_font && gui.wide_boldital_font) 2347 wide_font = gui.wide_boldital_font; 2348 else if (font == gui.bold_font && gui.wide_bold_font) 2349 wide_font = gui.wide_bold_font; 2350 else if (font == gui.ital_font && gui.wide_ital_font) 2351 wide_font = gui.wide_ital_font; 2352 else if (font == gui.norm_font && gui.wide_font) 2353 wide_font = gui.wide_font; 2354 # endif 2355 2356 } 2357 # ifdef FEAT_XFONTSET 2358 if (fontset != NOFONTSET) 2359 gui_mch_set_fontset(fontset); 2360 else 2361 # endif 2362 gui_mch_set_font(font); 2363 #endif 2364 2365 draw_flags = 0; 2366 2367 /* Set the color */ 2368 bg_color = gui.back_pixel; 2369 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) 2370 { 2371 draw_flags |= DRAW_CURSOR; 2372 fg_color = fg; 2373 bg_color = bg; 2374 sp_color = fg; 2375 } 2376 else if (aep != NULL) 2377 { 2378 fg_color = aep->ae_u.gui.fg_color; 2379 if (fg_color == INVALCOLOR) 2380 fg_color = gui.norm_pixel; 2381 bg_color = aep->ae_u.gui.bg_color; 2382 if (bg_color == INVALCOLOR) 2383 bg_color = gui.back_pixel; 2384 sp_color = aep->ae_u.gui.sp_color; 2385 if (sp_color == INVALCOLOR) 2386 sp_color = fg_color; 2387 } 2388 else 2389 { 2390 fg_color = gui.norm_pixel; 2391 sp_color = fg_color; 2392 } 2393 2394 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) 2395 { 2396 #if defined(AMIGA) 2397 gui_mch_set_colors(bg_color, fg_color); 2398 #else 2399 gui_mch_set_fg_color(bg_color); 2400 gui_mch_set_bg_color(fg_color); 2401 #endif 2402 } 2403 else 2404 { 2405 #if defined(AMIGA) 2406 gui_mch_set_colors(fg_color, bg_color); 2407 #else 2408 gui_mch_set_fg_color(fg_color); 2409 gui_mch_set_bg_color(bg_color); 2410 #endif 2411 } 2412 gui_mch_set_sp_color(sp_color); 2413 2414 /* Clear the selection if we are about to write over it */ 2415 if (!(flags & GUI_MON_NOCLEAR)) 2416 clip_may_clear_selection(gui.row, gui.row); 2417 2418 2419 /* If there's no bold font, then fake it */ 2420 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2421 draw_flags |= DRAW_BOLD; 2422 2423 /* 2424 * When drawing bold or italic characters the spill-over from the left 2425 * neighbor may be destroyed. Let the caller backup to start redrawing 2426 * just after a blank. 2427 */ 2428 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) 2429 return FAIL; 2430 2431 #if defined(FEAT_GUI_GTK) 2432 /* If there's no italic font, then fake it. 2433 * For GTK2, we don't need a different font for italic style. */ 2434 if (hl_mask_todo & HL_ITALIC) 2435 draw_flags |= DRAW_ITALIC; 2436 2437 /* Do we underline the text? */ 2438 if (hl_mask_todo & HL_UNDERLINE) 2439 draw_flags |= DRAW_UNDERL; 2440 2441 #else 2442 /* Do we underline the text? */ 2443 if ((hl_mask_todo & HL_UNDERLINE) || (hl_mask_todo & HL_ITALIC)) 2444 draw_flags |= DRAW_UNDERL; 2445 #endif 2446 /* Do we undercurl the text? */ 2447 if (hl_mask_todo & HL_UNDERCURL) 2448 draw_flags |= DRAW_UNDERC; 2449 2450 /* Do we strikethrough the text? */ 2451 if (hl_mask_todo & HL_STRIKETHROUGH) 2452 draw_flags |= DRAW_STRIKE; 2453 2454 /* Do we draw transparently? */ 2455 if (flags & GUI_MON_TRS_CURSOR) 2456 draw_flags |= DRAW_TRANSP; 2457 2458 /* 2459 * Draw the text. 2460 */ 2461 #ifdef FEAT_GUI_GTK 2462 /* The value returned is the length in display cells */ 2463 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); 2464 #else 2465 # ifdef FEAT_MBYTE 2466 if (enc_utf8) 2467 { 2468 int start; /* index of bytes to be drawn */ 2469 int cells; /* cellwidth of bytes to be drawn */ 2470 int thislen; /* length of bytes to be drawn */ 2471 int cn; /* cellwidth of current char */ 2472 int i; /* index of current char */ 2473 int c; /* current char value */ 2474 int cl; /* byte length of current char */ 2475 int comping; /* current char is composing */ 2476 int scol = col; /* screen column */ 2477 int curr_wide = FALSE; /* use 'guifontwide' */ 2478 int prev_wide = FALSE; 2479 int wide_changed; 2480 # ifdef WIN3264 2481 int sep_comp = FALSE; /* Don't separate composing chars. */ 2482 # else 2483 int sep_comp = TRUE; /* Separate composing chars. */ 2484 # endif 2485 2486 /* Break the string at a composing character, it has to be drawn on 2487 * top of the previous character. */ 2488 start = 0; 2489 cells = 0; 2490 for (i = 0; i < len; i += cl) 2491 { 2492 c = utf_ptr2char(s + i); 2493 cn = utf_char2cells(c); 2494 comping = utf_iscomposing(c); 2495 if (!comping) /* count cells from non-composing chars */ 2496 cells += cn; 2497 if (!comping || sep_comp) 2498 { 2499 if (cn > 1 2500 # ifdef FEAT_XFONTSET 2501 && fontset == NOFONTSET 2502 # endif 2503 && wide_font != NOFONT) 2504 curr_wide = TRUE; 2505 else 2506 curr_wide = FALSE; 2507 } 2508 cl = utf_ptr2len(s + i); 2509 if (cl == 0) /* hit end of string */ 2510 len = i + cl; /* len must be wrong "cannot happen" */ 2511 2512 wide_changed = curr_wide != prev_wide; 2513 2514 /* Print the string so far if it's the last character or there is 2515 * a composing character. */ 2516 if (i + cl >= len || (comping && sep_comp && i > start) 2517 || wide_changed 2518 # if defined(FEAT_GUI_X11) 2519 || (cn > 1 2520 # ifdef FEAT_XFONTSET 2521 /* No fontset: At least draw char after wide char at 2522 * right position. */ 2523 && fontset == NOFONTSET 2524 # endif 2525 ) 2526 # endif 2527 ) 2528 { 2529 if ((comping && sep_comp) || wide_changed) 2530 thislen = i - start; 2531 else 2532 thislen = i - start + cl; 2533 if (thislen > 0) 2534 { 2535 if (prev_wide) 2536 gui_mch_set_font(wide_font); 2537 gui_mch_draw_string(gui.row, scol, s + start, thislen, 2538 draw_flags); 2539 if (prev_wide) 2540 gui_mch_set_font(font); 2541 start += thislen; 2542 } 2543 scol += cells; 2544 cells = 0; 2545 /* Adjust to not draw a character which width is changed 2546 * against with last one. */ 2547 if (wide_changed && !(comping && sep_comp)) 2548 { 2549 scol -= cn; 2550 cl = 0; 2551 } 2552 2553 # if defined(FEAT_GUI_X11) 2554 /* No fontset: draw a space to fill the gap after a wide char 2555 * */ 2556 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 2557 # ifdef FEAT_XFONTSET 2558 && fontset == NOFONTSET 2559 # endif 2560 && !wide_changed) 2561 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 2562 1, draw_flags); 2563 # endif 2564 } 2565 /* Draw a composing char on top of the previous char. */ 2566 if (comping && sep_comp) 2567 { 2568 # if defined(__APPLE_CC__) && TARGET_API_MAC_CARBON 2569 /* Carbon ATSUI autodraws composing char over previous char */ 2570 gui_mch_draw_string(gui.row, scol, s + i, cl, 2571 draw_flags | DRAW_TRANSP); 2572 # else 2573 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, 2574 draw_flags | DRAW_TRANSP); 2575 # endif 2576 start = i + cl; 2577 } 2578 prev_wide = curr_wide; 2579 } 2580 /* The stuff below assumes "len" is the length in screen columns. */ 2581 len = scol - col; 2582 } 2583 else 2584 # endif 2585 { 2586 gui_mch_draw_string(gui.row, col, s, len, draw_flags); 2587 # ifdef FEAT_MBYTE 2588 if (enc_dbcs == DBCS_JPNU) 2589 { 2590 /* Get the length in display cells, this can be different from the 2591 * number of bytes for "euc-jp". */ 2592 len = mb_string2cells(s, len); 2593 } 2594 # endif 2595 } 2596 #endif /* !FEAT_GUI_GTK */ 2597 2598 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2599 gui.col = col + len; 2600 2601 /* May need to invert it when it's part of the selection. */ 2602 if (flags & GUI_MON_NOCLEAR) 2603 clip_may_redraw_selection(gui.row, col, len); 2604 2605 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2606 { 2607 /* Invalidate the old physical cursor position if we wrote over it */ 2608 if (gui.cursor_row == gui.row 2609 && gui.cursor_col >= col 2610 && gui.cursor_col < col + len) 2611 gui.cursor_is_valid = FALSE; 2612 } 2613 2614 #ifdef FEAT_SIGN_ICONS 2615 if (draw_sign) 2616 /* Draw the sign on top of the spaces. */ 2617 gui_mch_drawsign(gui.row, col, gui.highlight_mask); 2618 # if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_X11) \ 2619 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32)) 2620 if (multi_sign) 2621 netbeans_draw_multisign_indicator(gui.row); 2622 # endif 2623 #endif 2624 2625 return OK; 2626 } 2627 2628 /* 2629 * Un-draw the cursor. Actually this just redraws the character at the given 2630 * position. The character just before it too, for when it was in bold. 2631 */ 2632 void 2633 gui_undraw_cursor(void) 2634 { 2635 if (gui.cursor_is_valid) 2636 { 2637 #ifdef FEAT_HANGULIN 2638 if (composing_hangul 2639 && gui.col == gui.cursor_col && gui.row == gui.cursor_row) 2640 { 2641 char_u *comp_buf; 2642 int comp_len; 2643 2644 comp_buf = hangul_composing_buffer_get(&comp_len); 2645 if (comp_buf) 2646 { 2647 (void)gui_outstr_nowrap(comp_buf, comp_len, 2648 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 2649 gui.norm_pixel, gui.back_pixel, 0); 2650 vim_free(comp_buf); 2651 } 2652 } 2653 else 2654 { 2655 #endif 2656 if (gui_redraw_block(gui.cursor_row, gui.cursor_col, 2657 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR) 2658 && gui.cursor_col > 0) 2659 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1, 2660 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR); 2661 #ifdef FEAT_HANGULIN 2662 if (composing_hangul) 2663 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1, 2664 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR); 2665 } 2666 #endif 2667 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it 2668 * here in case it wasn't needed to undraw it. */ 2669 gui.cursor_is_valid = FALSE; 2670 } 2671 } 2672 2673 void 2674 gui_redraw( 2675 int x, 2676 int y, 2677 int w, 2678 int h) 2679 { 2680 int row1, col1, row2, col2; 2681 2682 row1 = Y_2_ROW(y); 2683 col1 = X_2_COL(x); 2684 row2 = Y_2_ROW(y + h - 1); 2685 col2 = X_2_COL(x + w - 1); 2686 2687 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); 2688 2689 /* 2690 * We may need to redraw the cursor, but don't take it upon us to change 2691 * its location after a scroll. 2692 * (maybe be more strict even and test col too?) 2693 * These things may be outside the update/clipping region and reality may 2694 * not reflect Vims internal ideas if these operations are clipped away. 2695 */ 2696 if (gui.row == gui.cursor_row) 2697 gui_update_cursor(TRUE, TRUE); 2698 } 2699 2700 /* 2701 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and 2702 * from col1 to col2 (inclusive). 2703 * Return TRUE when the character before the first drawn character has 2704 * different attributes (may have to be redrawn too). 2705 */ 2706 int 2707 gui_redraw_block( 2708 int row1, 2709 int col1, 2710 int row2, 2711 int col2, 2712 int flags) /* flags for gui_outstr_nowrap() */ 2713 { 2714 int old_row, old_col; 2715 long_u old_hl_mask; 2716 int off; 2717 sattr_T first_attr; 2718 int idx, len; 2719 int back, nback; 2720 int retval = FALSE; 2721 #ifdef FEAT_MBYTE 2722 int orig_col1, orig_col2; 2723 #endif 2724 2725 /* Don't try to update when ScreenLines is not valid */ 2726 if (!screen_cleared || ScreenLines == NULL) 2727 return retval; 2728 2729 /* Don't try to draw outside the shell! */ 2730 /* Check everything, strange values may be caused by a big border width */ 2731 col1 = check_col(col1); 2732 col2 = check_col(col2); 2733 row1 = check_row(row1); 2734 row2 = check_row(row2); 2735 2736 /* Remember where our cursor was */ 2737 old_row = gui.row; 2738 old_col = gui.col; 2739 old_hl_mask = gui.highlight_mask; 2740 #ifdef FEAT_MBYTE 2741 orig_col1 = col1; 2742 orig_col2 = col2; 2743 #endif 2744 2745 for (gui.row = row1; gui.row <= row2; gui.row++) 2746 { 2747 #ifdef FEAT_MBYTE 2748 /* When only half of a double-wide character is in the block, include 2749 * the other half. */ 2750 col1 = orig_col1; 2751 col2 = orig_col2; 2752 off = LineOffset[gui.row]; 2753 if (enc_dbcs != 0) 2754 { 2755 if (col1 > 0) 2756 col1 -= dbcs_screen_head_off(ScreenLines + off, 2757 ScreenLines + off + col1); 2758 col2 += dbcs_screen_tail_off(ScreenLines + off, 2759 ScreenLines + off + col2); 2760 } 2761 else if (enc_utf8) 2762 { 2763 if (ScreenLines[off + col1] == 0) 2764 --col1; 2765 # ifdef FEAT_GUI_GTK 2766 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) 2767 ++col2; 2768 # endif 2769 } 2770 #endif 2771 gui.col = col1; 2772 off = LineOffset[gui.row] + gui.col; 2773 len = col2 - col1 + 1; 2774 2775 /* Find how many chars back this highlighting starts, or where a space 2776 * is. Needed for when the bold trick is used */ 2777 for (back = 0; back < col1; ++back) 2778 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] 2779 || ScreenLines[off - 1 - back] == ' ') 2780 break; 2781 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0 2782 && ScreenLines[off - 1] != ' '); 2783 2784 /* Break it up in strings of characters with the same attributes. */ 2785 /* Print UTF-8 characters individually. */ 2786 while (len > 0) 2787 { 2788 first_attr = ScreenAttrs[off]; 2789 gui.highlight_mask = first_attr; 2790 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 2791 if (enc_utf8 && ScreenLinesUC[off] != 0) 2792 { 2793 /* output multi-byte character separately */ 2794 nback = gui_screenchar(off, flags, 2795 (guicolor_T)0, (guicolor_T)0, back); 2796 if (gui.col < Columns && ScreenLines[off + 1] == 0) 2797 idx = 2; 2798 else 2799 idx = 1; 2800 } 2801 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2802 { 2803 /* output double-byte, single-width character separately */ 2804 nback = gui_screenchar(off, flags, 2805 (guicolor_T)0, (guicolor_T)0, back); 2806 idx = 1; 2807 } 2808 else 2809 #endif 2810 { 2811 #ifdef FEAT_GUI_GTK 2812 for (idx = 0; idx < len; ++idx) 2813 { 2814 if (enc_utf8 && ScreenLines[off + idx] == 0) 2815 continue; /* skip second half of double-width char */ 2816 if (ScreenAttrs[off + idx] != first_attr) 2817 break; 2818 } 2819 /* gui_screenstr() takes care of multibyte chars */ 2820 nback = gui_screenstr(off, idx, flags, 2821 (guicolor_T)0, (guicolor_T)0, back); 2822 #else 2823 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; 2824 idx++) 2825 { 2826 # ifdef FEAT_MBYTE 2827 /* Stop at a multi-byte Unicode character. */ 2828 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) 2829 break; 2830 if (enc_dbcs == DBCS_JPNU) 2831 { 2832 /* Stop at a double-byte single-width char. */ 2833 if (ScreenLines[off + idx] == 0x8e) 2834 break; 2835 if (len > 1 && (*mb_ptr2len)(ScreenLines 2836 + off + idx) == 2) 2837 ++idx; /* skip second byte of double-byte char */ 2838 } 2839 # endif 2840 } 2841 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, 2842 (guicolor_T)0, (guicolor_T)0, back); 2843 #endif 2844 } 2845 if (nback == FAIL) 2846 { 2847 /* Must back up to start drawing where a bold or italic word 2848 * starts. */ 2849 off -= back; 2850 len += back; 2851 gui.col -= back; 2852 } 2853 else 2854 { 2855 off += idx; 2856 len -= idx; 2857 } 2858 back = 0; 2859 } 2860 } 2861 2862 /* Put the cursor back where it was */ 2863 gui.row = old_row; 2864 gui.col = old_col; 2865 gui.highlight_mask = (int)old_hl_mask; 2866 2867 return retval; 2868 } 2869 2870 static void 2871 gui_delete_lines(int row, int count) 2872 { 2873 if (count <= 0) 2874 return; 2875 2876 if (row + count > gui.scroll_region_bot) 2877 /* Scrolled out of region, just blank the lines out */ 2878 gui_clear_block(row, gui.scroll_region_left, 2879 gui.scroll_region_bot, gui.scroll_region_right); 2880 else 2881 { 2882 gui_mch_delete_lines(row, count); 2883 2884 /* If the cursor was in the deleted lines it's now gone. If the 2885 * cursor was in the scrolled lines adjust its position. */ 2886 if (gui.cursor_row >= row 2887 && gui.cursor_col >= gui.scroll_region_left 2888 && gui.cursor_col <= gui.scroll_region_right) 2889 { 2890 if (gui.cursor_row < row + count) 2891 gui.cursor_is_valid = FALSE; 2892 else if (gui.cursor_row <= gui.scroll_region_bot) 2893 gui.cursor_row -= count; 2894 } 2895 } 2896 } 2897 2898 static void 2899 gui_insert_lines(int row, int count) 2900 { 2901 if (count <= 0) 2902 return; 2903 2904 if (row + count > gui.scroll_region_bot) 2905 /* Scrolled out of region, just blank the lines out */ 2906 gui_clear_block(row, gui.scroll_region_left, 2907 gui.scroll_region_bot, gui.scroll_region_right); 2908 else 2909 { 2910 gui_mch_insert_lines(row, count); 2911 2912 if (gui.cursor_row >= gui.row 2913 && gui.cursor_col >= gui.scroll_region_left 2914 && gui.cursor_col <= gui.scroll_region_right) 2915 { 2916 if (gui.cursor_row <= gui.scroll_region_bot - count) 2917 gui.cursor_row += count; 2918 else if (gui.cursor_row <= gui.scroll_region_bot) 2919 gui.cursor_is_valid = FALSE; 2920 } 2921 } 2922 } 2923 2924 #ifdef FEAT_TIMERS 2925 /* 2926 * Passed to ui_wait_for_chars_or_timer(), ignoring extra arguments. 2927 */ 2928 static int 2929 gui_wait_for_chars_3( 2930 long wtime, 2931 int *interrupted UNUSED, 2932 int ignore_input UNUSED) 2933 { 2934 return gui_mch_wait_for_chars(wtime); 2935 } 2936 #endif 2937 2938 /* 2939 * Returns OK if a character was found to be available within the given time, 2940 * or FAIL otherwise. 2941 */ 2942 static int 2943 gui_wait_for_chars_or_timer(long wtime) 2944 { 2945 #ifdef FEAT_TIMERS 2946 return ui_wait_for_chars_or_timer(wtime, gui_wait_for_chars_3, NULL, 0); 2947 #else 2948 return gui_mch_wait_for_chars(wtime); 2949 #endif 2950 } 2951 2952 /* 2953 * The main GUI input routine. Waits for a character from the keyboard. 2954 * wtime == -1 Wait forever. 2955 * wtime == 0 Don't wait. 2956 * wtime > 0 Wait wtime milliseconds for a character. 2957 * Returns OK if a character was found to be available within the given time, 2958 * or FAIL otherwise. 2959 */ 2960 int 2961 gui_wait_for_chars(long wtime, int tb_change_cnt) 2962 { 2963 int retval; 2964 #if defined(ELAPSED_FUNC) 2965 ELAPSED_TYPE start_tv; 2966 #endif 2967 2968 #ifdef FEAT_MENU 2969 /* 2970 * If we're going to wait a bit, update the menus and mouse shape for the 2971 * current State. 2972 */ 2973 if (wtime != 0) 2974 gui_update_menus(0); 2975 #endif 2976 2977 gui_mch_update(); 2978 if (input_available()) /* Got char, return immediately */ 2979 return OK; 2980 if (wtime == 0) /* Don't wait for char */ 2981 return FAIL; 2982 2983 /* Before waiting, flush any output to the screen. */ 2984 gui_mch_flush(); 2985 2986 if (wtime > 0) 2987 { 2988 /* Blink when waiting for a character. Probably only does something 2989 * for showmatch() */ 2990 gui_mch_start_blink(); 2991 retval = gui_wait_for_chars_or_timer(wtime); 2992 gui_mch_stop_blink(TRUE); 2993 return retval; 2994 } 2995 2996 #if defined(ELAPSED_FUNC) 2997 ELAPSED_INIT(start_tv); 2998 #endif 2999 3000 /* 3001 * While we are waiting indefinitely for a character, blink the cursor. 3002 */ 3003 gui_mch_start_blink(); 3004 3005 retval = FAIL; 3006 /* 3007 * We may want to trigger the CursorHold event. First wait for 3008 * 'updatetime' and if nothing is typed within that time, and feedkeys() 3009 * wasn't used, put the K_CURSORHOLD key in the input buffer. 3010 */ 3011 if (gui_wait_for_chars_or_timer(p_ut) == OK) 3012 retval = OK; 3013 else if (trigger_cursorhold() 3014 #ifdef ELAPSED_FUNC 3015 && ELAPSED_FUNC(start_tv) >= p_ut 3016 #endif 3017 && typebuf.tb_change_cnt == tb_change_cnt) 3018 { 3019 char_u buf[3]; 3020 3021 /* Put K_CURSORHOLD in the input buffer. */ 3022 buf[0] = CSI; 3023 buf[1] = KS_EXTRA; 3024 buf[2] = (int)KE_CURSORHOLD; 3025 add_to_input_buf(buf, 3); 3026 3027 retval = OK; 3028 } 3029 3030 if (retval == FAIL && typebuf.tb_change_cnt == tb_change_cnt) 3031 { 3032 /* Blocking wait. */ 3033 before_blocking(); 3034 retval = gui_wait_for_chars_or_timer(-1L); 3035 } 3036 3037 gui_mch_stop_blink(TRUE); 3038 return retval; 3039 } 3040 3041 /* 3042 * Equivalent of mch_inchar() for the GUI. 3043 */ 3044 int 3045 gui_inchar( 3046 char_u *buf, 3047 int maxlen, 3048 long wtime, /* milli seconds */ 3049 int tb_change_cnt) 3050 { 3051 if (gui_wait_for_chars(wtime, tb_change_cnt) 3052 && !typebuf_changed(tb_change_cnt)) 3053 return read_from_input_buf(buf, (long)maxlen); 3054 return 0; 3055 } 3056 3057 /* 3058 * Fill p[4] with mouse coordinates encoded for check_termcode(). 3059 */ 3060 static void 3061 fill_mouse_coord(char_u *p, int col, int row) 3062 { 3063 p[0] = (char_u)(col / 128 + ' ' + 1); 3064 p[1] = (char_u)(col % 128 + ' ' + 1); 3065 p[2] = (char_u)(row / 128 + ' ' + 1); 3066 p[3] = (char_u)(row % 128 + ' ' + 1); 3067 } 3068 3069 /* 3070 * Generic mouse support function. Add a mouse event to the input buffer with 3071 * the given properties. 3072 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, 3073 * MOUSE_X1, MOUSE_X2 3074 * MOUSE_DRAG, or MOUSE_RELEASE. 3075 * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel, 3076 * MOUSE_6 and MOUSE_7 for horizontal scroll wheel. 3077 * x, y --- Coordinates of mouse in pixels. 3078 * repeated_click --- TRUE if this click comes only a short time after a 3079 * previous click. 3080 * modifiers --- Bit field which may be any of the following modifiers 3081 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. 3082 * This function will ignore drag events where the mouse has not moved to a new 3083 * character. 3084 */ 3085 void 3086 gui_send_mouse_event( 3087 int button, 3088 int x, 3089 int y, 3090 int repeated_click, 3091 int_u modifiers) 3092 { 3093 static int prev_row = 0, prev_col = 0; 3094 static int prev_button = -1; 3095 static int num_clicks = 1; 3096 char_u string[10]; 3097 enum key_extra button_char; 3098 int row, col; 3099 #ifdef FEAT_CLIPBOARD 3100 int checkfor; 3101 int did_clip = FALSE; 3102 #endif 3103 3104 /* 3105 * Scrolling may happen at any time, also while a selection is present. 3106 */ 3107 switch (button) 3108 { 3109 case MOUSE_X1: 3110 button_char = KE_X1MOUSE; 3111 goto button_set; 3112 case MOUSE_X2: 3113 button_char = KE_X2MOUSE; 3114 goto button_set; 3115 case MOUSE_4: 3116 button_char = KE_MOUSEDOWN; 3117 goto button_set; 3118 case MOUSE_5: 3119 button_char = KE_MOUSEUP; 3120 goto button_set; 3121 case MOUSE_6: 3122 button_char = KE_MOUSELEFT; 3123 goto button_set; 3124 case MOUSE_7: 3125 button_char = KE_MOUSERIGHT; 3126 button_set: 3127 { 3128 /* Don't put events in the input queue now. */ 3129 if (hold_gui_events) 3130 return; 3131 3132 string[3] = CSI; 3133 string[4] = KS_EXTRA; 3134 string[5] = (int)button_char; 3135 3136 /* Pass the pointer coordinates of the scroll event so that we 3137 * know which window to scroll. */ 3138 row = gui_xy2colrow(x, y, &col); 3139 string[6] = (char_u)(col / 128 + ' ' + 1); 3140 string[7] = (char_u)(col % 128 + ' ' + 1); 3141 string[8] = (char_u)(row / 128 + ' ' + 1); 3142 string[9] = (char_u)(row % 128 + ' ' + 1); 3143 3144 if (modifiers == 0) 3145 add_to_input_buf(string + 3, 7); 3146 else 3147 { 3148 string[0] = CSI; 3149 string[1] = KS_MODIFIER; 3150 string[2] = 0; 3151 if (modifiers & MOUSE_SHIFT) 3152 string[2] |= MOD_MASK_SHIFT; 3153 if (modifiers & MOUSE_CTRL) 3154 string[2] |= MOD_MASK_CTRL; 3155 if (modifiers & MOUSE_ALT) 3156 string[2] |= MOD_MASK_ALT; 3157 add_to_input_buf(string, 10); 3158 } 3159 return; 3160 } 3161 } 3162 3163 #ifdef FEAT_CLIPBOARD 3164 /* If a clipboard selection is in progress, handle it */ 3165 if (clip_star.state == SELECT_IN_PROGRESS) 3166 { 3167 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); 3168 return; 3169 } 3170 3171 /* Determine which mouse settings to look for based on the current mode */ 3172 switch (get_real_state()) 3173 { 3174 case NORMAL_BUSY: 3175 case OP_PENDING: 3176 # ifdef FEAT_TERMINAL 3177 case TERMINAL: 3178 # endif 3179 case NORMAL: checkfor = MOUSE_NORMAL; break; 3180 case VISUAL: checkfor = MOUSE_VISUAL; break; 3181 case SELECTMODE: checkfor = MOUSE_VISUAL; break; 3182 case REPLACE: 3183 case REPLACE+LANGMAP: 3184 case VREPLACE: 3185 case VREPLACE+LANGMAP: 3186 case INSERT: 3187 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; 3188 case ASKMORE: 3189 case HITRETURN: /* At the more- and hit-enter prompt pass the 3190 mouse event for a click on or below the 3191 message line. */ 3192 if (Y_2_ROW(y) >= msg_row) 3193 checkfor = MOUSE_NORMAL; 3194 else 3195 checkfor = MOUSE_RETURN; 3196 break; 3197 3198 /* 3199 * On the command line, use the clipboard selection on all lines 3200 * but the command line. But not when pasting. 3201 */ 3202 case CMDLINE: 3203 case CMDLINE+LANGMAP: 3204 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) 3205 checkfor = MOUSE_NONE; 3206 else 3207 checkfor = MOUSE_COMMAND; 3208 break; 3209 3210 default: 3211 checkfor = MOUSE_NONE; 3212 break; 3213 }; 3214 3215 /* 3216 * Allow clipboard selection of text on the command line in "normal" 3217 * modes. Don't do this when dragging the status line, or extending a 3218 * Visual selection. 3219 */ 3220 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) 3221 && Y_2_ROW(y) >= topframe->fr_height + firstwin->w_winrow 3222 && button != MOUSE_DRAG 3223 # ifdef FEAT_MOUSESHAPE 3224 && !drag_status_line 3225 && !drag_sep_line 3226 # endif 3227 ) 3228 checkfor = MOUSE_NONE; 3229 3230 /* 3231 * Use modeless selection when holding CTRL and SHIFT pressed. 3232 */ 3233 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) 3234 checkfor = MOUSE_NONEF; 3235 3236 /* 3237 * In Ex mode, always use modeless selection. 3238 */ 3239 if (exmode_active) 3240 checkfor = MOUSE_NONE; 3241 3242 /* 3243 * If the mouse settings say to not use the mouse, use the modeless 3244 * selection. But if Visual is active, assume that only the Visual area 3245 * will be selected. 3246 * Exception: On the command line, both the selection is used and a mouse 3247 * key is send. 3248 */ 3249 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) 3250 { 3251 /* Don't do modeless selection in Visual mode. */ 3252 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) 3253 return; 3254 3255 /* 3256 * When 'mousemodel' is "popup", shift-left is translated to right. 3257 * But not when also using Ctrl. 3258 */ 3259 if (mouse_model_popup() && button == MOUSE_LEFT 3260 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) 3261 { 3262 button = MOUSE_RIGHT; 3263 modifiers &= ~ MOUSE_SHIFT; 3264 } 3265 3266 /* If the selection is done, allow the right button to extend it. 3267 * If the selection is cleared, allow the right button to start it 3268 * from the cursor position. */ 3269 if (button == MOUSE_RIGHT) 3270 { 3271 if (clip_star.state == SELECT_CLEARED) 3272 { 3273 if (State & CMDLINE) 3274 { 3275 col = msg_col; 3276 row = msg_row; 3277 } 3278 else 3279 { 3280 col = curwin->w_wcol; 3281 row = curwin->w_wrow + W_WINROW(curwin); 3282 } 3283 clip_start_selection(col, row, FALSE); 3284 } 3285 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), 3286 repeated_click); 3287 did_clip = TRUE; 3288 } 3289 /* Allow the left button to start the selection */ 3290 else if (button == MOUSE_LEFT) 3291 { 3292 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); 3293 did_clip = TRUE; 3294 } 3295 3296 /* Always allow pasting */ 3297 if (button != MOUSE_MIDDLE) 3298 { 3299 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) 3300 return; 3301 if (checkfor != MOUSE_COMMAND) 3302 button = MOUSE_LEFT; 3303 } 3304 repeated_click = FALSE; 3305 } 3306 3307 if (clip_star.state != SELECT_CLEARED && !did_clip) 3308 clip_clear_selection(&clip_star); 3309 #endif 3310 3311 /* Don't put events in the input queue now. */ 3312 if (hold_gui_events) 3313 return; 3314 3315 row = gui_xy2colrow(x, y, &col); 3316 3317 /* 3318 * If we are dragging and the mouse hasn't moved far enough to be on a 3319 * different character, then don't send an event to vim. 3320 */ 3321 if (button == MOUSE_DRAG) 3322 { 3323 if (row == prev_row && col == prev_col) 3324 return; 3325 /* Dragging above the window, set "row" to -1 to cause a scroll. */ 3326 if (y < 0) 3327 row = -1; 3328 } 3329 3330 /* 3331 * If topline has changed (window scrolled) since the last click, reset 3332 * repeated_click, because we don't want starting Visual mode when 3333 * clicking on a different character in the text. 3334 */ 3335 if (curwin->w_topline != gui_prev_topline 3336 #ifdef FEAT_DIFF 3337 || curwin->w_topfill != gui_prev_topfill 3338 #endif 3339 ) 3340 repeated_click = FALSE; 3341 3342 string[0] = CSI; /* this sequence is recognized by check_termcode() */ 3343 string[1] = KS_MOUSE; 3344 string[2] = KE_FILLER; 3345 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) 3346 { 3347 if (repeated_click) 3348 { 3349 /* 3350 * Handle multiple clicks. They only count if the mouse is still 3351 * pointing at the same character. 3352 */ 3353 if (button != prev_button || row != prev_row || col != prev_col) 3354 num_clicks = 1; 3355 else if (++num_clicks > 4) 3356 num_clicks = 1; 3357 } 3358 else 3359 num_clicks = 1; 3360 prev_button = button; 3361 gui_prev_topline = curwin->w_topline; 3362 #ifdef FEAT_DIFF 3363 gui_prev_topfill = curwin->w_topfill; 3364 #endif 3365 3366 string[3] = (char_u)(button | 0x20); 3367 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); 3368 } 3369 else 3370 string[3] = (char_u)button; 3371 3372 string[3] |= modifiers; 3373 fill_mouse_coord(string + 4, col, row); 3374 add_to_input_buf(string, 8); 3375 3376 if (row < 0) 3377 prev_row = 0; 3378 else 3379 prev_row = row; 3380 prev_col = col; 3381 3382 /* 3383 * We need to make sure this is cleared since Athena doesn't tell us when 3384 * he is done dragging. Neither does GTK+ 2 -- at least for now. 3385 */ 3386 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 3387 gui.dragged_sb = SBAR_NONE; 3388 #endif 3389 } 3390 3391 /* 3392 * Convert x and y coordinate to column and row in text window. 3393 * Corrects for multi-byte character. 3394 * returns column in "*colp" and row as return value; 3395 */ 3396 int 3397 gui_xy2colrow(int x, int y, int *colp) 3398 { 3399 int col = check_col(X_2_COL(x)); 3400 int row = check_row(Y_2_ROW(y)); 3401 3402 #ifdef FEAT_MBYTE 3403 *colp = mb_fix_col(col, row); 3404 #else 3405 *colp = col; 3406 #endif 3407 return row; 3408 } 3409 3410 #if defined(FEAT_MENU) || defined(PROTO) 3411 /* 3412 * Callback function for when a menu entry has been selected. 3413 */ 3414 void 3415 gui_menu_cb(vimmenu_T *menu) 3416 { 3417 char_u bytes[sizeof(long_u)]; 3418 3419 /* Don't put events in the input queue now. */ 3420 if (hold_gui_events) 3421 return; 3422 3423 bytes[0] = CSI; 3424 bytes[1] = KS_MENU; 3425 bytes[2] = KE_FILLER; 3426 add_to_input_buf(bytes, 3); 3427 add_long_to_buf((long_u)menu, bytes); 3428 add_to_input_buf_csi(bytes, sizeof(long_u)); 3429 } 3430 #endif 3431 3432 static int prev_which_scrollbars[3]; 3433 3434 /* 3435 * Set which components are present. 3436 * If "oldval" is not NULL, "oldval" is the previous value, the new value is 3437 * in p_go. 3438 */ 3439 void 3440 gui_init_which_components(char_u *oldval UNUSED) 3441 { 3442 #ifdef FEAT_MENU 3443 static int prev_menu_is_active = -1; 3444 #endif 3445 #ifdef FEAT_TOOLBAR 3446 static int prev_toolbar = -1; 3447 int using_toolbar = FALSE; 3448 #endif 3449 #ifdef FEAT_GUI_TABLINE 3450 int using_tabline; 3451 #endif 3452 #ifdef FEAT_FOOTER 3453 static int prev_footer = -1; 3454 int using_footer = FALSE; 3455 #endif 3456 #if defined(FEAT_MENU) 3457 static int prev_tearoff = -1; 3458 int using_tearoff = FALSE; 3459 #endif 3460 3461 char_u *p; 3462 int i; 3463 #ifdef FEAT_MENU 3464 int grey_old, grey_new; 3465 char_u *temp; 3466 #endif 3467 win_T *wp; 3468 int need_set_size; 3469 int fix_size; 3470 3471 #ifdef FEAT_MENU 3472 if (oldval != NULL && gui.in_use) 3473 { 3474 /* 3475 * Check if the menu's go from grey to non-grey or vise versa. 3476 */ 3477 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); 3478 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); 3479 if (grey_old != grey_new) 3480 { 3481 temp = p_go; 3482 p_go = oldval; 3483 gui_update_menus(MENU_ALL_MODES); 3484 p_go = temp; 3485 } 3486 } 3487 gui.menu_is_active = FALSE; 3488 #endif 3489 3490 for (i = 0; i < 3; i++) 3491 gui.which_scrollbars[i] = FALSE; 3492 for (p = p_go; *p; p++) 3493 switch (*p) 3494 { 3495 case GO_LEFT: 3496 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3497 break; 3498 case GO_RIGHT: 3499 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3500 break; 3501 case GO_VLEFT: 3502 if (win_hasvertsplit()) 3503 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3504 break; 3505 case GO_VRIGHT: 3506 if (win_hasvertsplit()) 3507 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3508 break; 3509 case GO_BOT: 3510 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; 3511 break; 3512 #ifdef FEAT_MENU 3513 case GO_MENUS: 3514 gui.menu_is_active = TRUE; 3515 break; 3516 #endif 3517 case GO_GREY: 3518 /* make menu's have grey items, ignored here */ 3519 break; 3520 #ifdef FEAT_TOOLBAR 3521 case GO_TOOLBAR: 3522 using_toolbar = TRUE; 3523 break; 3524 #endif 3525 #ifdef FEAT_FOOTER 3526 case GO_FOOTER: 3527 using_footer = TRUE; 3528 break; 3529 #endif 3530 case GO_TEAROFF: 3531 #if defined(FEAT_MENU) 3532 using_tearoff = TRUE; 3533 #endif 3534 break; 3535 default: 3536 /* Ignore options that are not supported */ 3537 break; 3538 } 3539 3540 if (gui.in_use) 3541 { 3542 need_set_size = 0; 3543 fix_size = FALSE; 3544 3545 #ifdef FEAT_GUI_TABLINE 3546 /* Update the GUI tab line, it may appear or disappear. This may 3547 * cause the non-GUI tab line to disappear or appear. */ 3548 using_tabline = gui_has_tabline(); 3549 if (!gui_mch_showing_tabline() != !using_tabline) 3550 { 3551 /* We don't want a resize event change "Rows" here, save and 3552 * restore it. Resizing is handled below. */ 3553 i = Rows; 3554 gui_update_tabline(); 3555 Rows = i; 3556 need_set_size |= RESIZE_VERT; 3557 if (using_tabline) 3558 fix_size = TRUE; 3559 if (!gui_use_tabline()) 3560 redraw_tabline = TRUE; /* may draw non-GUI tab line */ 3561 } 3562 #endif 3563 3564 for (i = 0; i < 3; i++) 3565 { 3566 /* The scrollbar needs to be updated when it is shown/unshown and 3567 * when switching tab pages. But the size only changes when it's 3568 * shown/unshown. Thus we need two places to remember whether a 3569 * scrollbar is there or not. */ 3570 if (gui.which_scrollbars[i] != prev_which_scrollbars[i] 3571 || gui.which_scrollbars[i] 3572 != curtab->tp_prev_which_scrollbars[i]) 3573 { 3574 if (i == SBAR_BOTTOM) 3575 gui_mch_enable_scrollbar(&gui.bottom_sbar, 3576 gui.which_scrollbars[i]); 3577 else 3578 { 3579 FOR_ALL_WINDOWS(wp) 3580 { 3581 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); 3582 } 3583 } 3584 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) 3585 { 3586 if (i == SBAR_BOTTOM) 3587 need_set_size |= RESIZE_VERT; 3588 else 3589 need_set_size |= RESIZE_HOR; 3590 if (gui.which_scrollbars[i]) 3591 fix_size = TRUE; 3592 } 3593 } 3594 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3595 prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3596 } 3597 3598 #ifdef FEAT_MENU 3599 if (gui.menu_is_active != prev_menu_is_active) 3600 { 3601 /* We don't want a resize event change "Rows" here, save and 3602 * restore it. Resizing is handled below. */ 3603 i = Rows; 3604 gui_mch_enable_menu(gui.menu_is_active); 3605 Rows = i; 3606 prev_menu_is_active = gui.menu_is_active; 3607 need_set_size |= RESIZE_VERT; 3608 if (gui.menu_is_active) 3609 fix_size = TRUE; 3610 } 3611 #endif 3612 3613 #ifdef FEAT_TOOLBAR 3614 if (using_toolbar != prev_toolbar) 3615 { 3616 gui_mch_show_toolbar(using_toolbar); 3617 prev_toolbar = using_toolbar; 3618 need_set_size |= RESIZE_VERT; 3619 if (using_toolbar) 3620 fix_size = TRUE; 3621 } 3622 #endif 3623 #ifdef FEAT_FOOTER 3624 if (using_footer != prev_footer) 3625 { 3626 gui_mch_enable_footer(using_footer); 3627 prev_footer = using_footer; 3628 need_set_size |= RESIZE_VERT; 3629 if (using_footer) 3630 fix_size = TRUE; 3631 } 3632 #endif 3633 #if defined(FEAT_MENU) && !(defined(WIN3264) && !defined(FEAT_TEAROFF)) 3634 if (using_tearoff != prev_tearoff) 3635 { 3636 gui_mch_toggle_tearoffs(using_tearoff); 3637 prev_tearoff = using_tearoff; 3638 } 3639 #endif 3640 if (need_set_size != 0) 3641 { 3642 #ifdef FEAT_GUI_GTK 3643 long prev_Columns = Columns; 3644 long prev_Rows = Rows; 3645 #endif 3646 /* Adjust the size of the window to make the text area keep the 3647 * same size and to avoid that part of our window is off-screen 3648 * and a scrollbar can't be used, for example. */ 3649 gui_set_shellsize(FALSE, fix_size, need_set_size); 3650 3651 #ifdef FEAT_GUI_GTK 3652 /* GTK has the annoying habit of sending us resize events when 3653 * changing the window size ourselves. This mostly happens when 3654 * waiting for a character to arrive, quite unpredictably, and may 3655 * change Columns and Rows when we don't want it. Wait for a 3656 * character here to avoid this effect. 3657 * If you remove this, please test this command for resizing 3658 * effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". 3659 * Don't do this while starting up though. 3660 * Don't change Rows when adding menu/toolbar/tabline. 3661 * Don't change Columns when adding vertical toolbar. */ 3662 if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR)) 3663 (void)char_avail(); 3664 if ((need_set_size & RESIZE_VERT) == 0) 3665 Rows = prev_Rows; 3666 if ((need_set_size & RESIZE_HOR) == 0) 3667 Columns = prev_Columns; 3668 #endif 3669 } 3670 /* When the console tabline appears or disappears the window positions 3671 * change. */ 3672 if (firstwin->w_winrow != tabline_height()) 3673 shell_new_rows(); /* recompute window positions and heights */ 3674 } 3675 } 3676 3677 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3678 /* 3679 * Return TRUE if the GUI is taking care of the tabline. 3680 * It may still be hidden if 'showtabline' is zero. 3681 */ 3682 int 3683 gui_use_tabline(void) 3684 { 3685 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; 3686 } 3687 3688 /* 3689 * Return TRUE if the GUI is showing the tabline. 3690 * This uses 'showtabline'. 3691 */ 3692 static int 3693 gui_has_tabline(void) 3694 { 3695 if (!gui_use_tabline() 3696 || p_stal == 0 3697 || (p_stal == 1 && first_tabpage->tp_next == NULL)) 3698 return FALSE; 3699 return TRUE; 3700 } 3701 3702 /* 3703 * Update the tabline. 3704 * This may display/undisplay the tabline and update the labels. 3705 */ 3706 void 3707 gui_update_tabline(void) 3708 { 3709 int showit = gui_has_tabline(); 3710 int shown = gui_mch_showing_tabline(); 3711 3712 if (!gui.starting && starting == 0) 3713 { 3714 /* Updating the tabline uses direct GUI commands, flush 3715 * outstanding instructions first. (esp. clear screen) */ 3716 out_flush(); 3717 3718 if (!showit != !shown) 3719 gui_mch_show_tabline(showit); 3720 if (showit != 0) 3721 gui_mch_update_tabline(); 3722 3723 /* When the tabs change from hidden to shown or from shown to 3724 * hidden the size of the text area should remain the same. */ 3725 if (!showit != !shown) 3726 gui_set_shellsize(FALSE, showit, RESIZE_VERT); 3727 } 3728 } 3729 3730 /* 3731 * Get the label or tooltip for tab page "tp" into NameBuff[]. 3732 */ 3733 void 3734 get_tabline_label( 3735 tabpage_T *tp, 3736 int tooltip) /* TRUE: get tooltip */ 3737 { 3738 int modified = FALSE; 3739 char_u buf[40]; 3740 int wincount; 3741 win_T *wp; 3742 char_u **opt; 3743 3744 /* Use 'guitablabel' or 'guitabtooltip' if it's set. */ 3745 opt = (tooltip ? &p_gtt : &p_gtl); 3746 if (**opt != NUL) 3747 { 3748 int use_sandbox = FALSE; 3749 int save_called_emsg = called_emsg; 3750 char_u res[MAXPATHL]; 3751 tabpage_T *save_curtab; 3752 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" 3753 : "guitablabel"); 3754 3755 called_emsg = FALSE; 3756 3757 printer_page_num = tabpage_index(tp); 3758 # ifdef FEAT_EVAL 3759 set_vim_var_nr(VV_LNUM, printer_page_num); 3760 use_sandbox = was_set_insecurely(opt_name, 0); 3761 # endif 3762 /* It's almost as going to the tabpage, but without autocommands. */ 3763 curtab->tp_firstwin = firstwin; 3764 curtab->tp_lastwin = lastwin; 3765 curtab->tp_curwin = curwin; 3766 save_curtab = curtab; 3767 curtab = tp; 3768 topframe = curtab->tp_topframe; 3769 firstwin = curtab->tp_firstwin; 3770 lastwin = curtab->tp_lastwin; 3771 curwin = curtab->tp_curwin; 3772 curbuf = curwin->w_buffer; 3773 3774 /* Can't use NameBuff directly, build_stl_str_hl() uses it. */ 3775 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox, 3776 0, (int)Columns, NULL, NULL); 3777 STRCPY(NameBuff, res); 3778 3779 /* Back to the original curtab. */ 3780 curtab = save_curtab; 3781 topframe = curtab->tp_topframe; 3782 firstwin = curtab->tp_firstwin; 3783 lastwin = curtab->tp_lastwin; 3784 curwin = curtab->tp_curwin; 3785 curbuf = curwin->w_buffer; 3786 3787 if (called_emsg) 3788 set_string_option_direct(opt_name, -1, 3789 (char_u *)"", OPT_FREE, SID_ERROR); 3790 called_emsg |= save_called_emsg; 3791 } 3792 3793 /* If 'guitablabel'/'guitabtooltip' is not set or the result is empty then 3794 * use a default label. */ 3795 if (**opt == NUL || *NameBuff == NUL) 3796 { 3797 /* Get the buffer name into NameBuff[] and shorten it. */ 3798 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); 3799 if (!tooltip) 3800 shorten_dir(NameBuff); 3801 3802 wp = (tp == curtab) ? firstwin : tp->tp_firstwin; 3803 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) 3804 if (bufIsChanged(wp->w_buffer)) 3805 modified = TRUE; 3806 if (modified || wincount > 1) 3807 { 3808 if (wincount > 1) 3809 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); 3810 else 3811 buf[0] = NUL; 3812 if (modified) 3813 STRCAT(buf, "+"); 3814 STRCAT(buf, " "); 3815 STRMOVE(NameBuff + STRLEN(buf), NameBuff); 3816 mch_memmove(NameBuff, buf, STRLEN(buf)); 3817 } 3818 } 3819 } 3820 3821 /* 3822 * Send the event for clicking to select tab page "nr". 3823 * Returns TRUE if it was done, FALSE when skipped because we are already at 3824 * that tab page or the cmdline window is open. 3825 */ 3826 int 3827 send_tabline_event(int nr) 3828 { 3829 char_u string[3]; 3830 3831 if (nr == tabpage_index(curtab)) 3832 return FALSE; 3833 3834 /* Don't put events in the input queue now. */ 3835 if (hold_gui_events 3836 # ifdef FEAT_CMDWIN 3837 || cmdwin_type != 0 3838 # endif 3839 ) 3840 { 3841 /* Set it back to the current tab page. */ 3842 gui_mch_set_curtab(tabpage_index(curtab)); 3843 return FALSE; 3844 } 3845 3846 string[0] = CSI; 3847 string[1] = KS_TABLINE; 3848 string[2] = KE_FILLER; 3849 add_to_input_buf(string, 3); 3850 string[0] = nr; 3851 add_to_input_buf_csi(string, 1); 3852 return TRUE; 3853 } 3854 3855 /* 3856 * Send a tabline menu event 3857 */ 3858 void 3859 send_tabline_menu_event(int tabidx, int event) 3860 { 3861 char_u string[3]; 3862 3863 /* Don't put events in the input queue now. */ 3864 if (hold_gui_events) 3865 return; 3866 3867 string[0] = CSI; 3868 string[1] = KS_TABMENU; 3869 string[2] = KE_FILLER; 3870 add_to_input_buf(string, 3); 3871 string[0] = tabidx; 3872 string[1] = (char_u)(long)event; 3873 add_to_input_buf_csi(string, 2); 3874 } 3875 3876 #endif 3877 3878 /* 3879 * Scrollbar stuff: 3880 */ 3881 3882 /* 3883 * Remove all scrollbars. Used before switching to another tab page. 3884 */ 3885 void 3886 gui_remove_scrollbars(void) 3887 { 3888 int i; 3889 win_T *wp; 3890 3891 for (i = 0; i < 3; i++) 3892 { 3893 if (i == SBAR_BOTTOM) 3894 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); 3895 else 3896 { 3897 FOR_ALL_WINDOWS(wp) 3898 { 3899 gui_do_scrollbar(wp, i, FALSE); 3900 } 3901 } 3902 curtab->tp_prev_which_scrollbars[i] = -1; 3903 } 3904 } 3905 3906 void 3907 gui_create_scrollbar(scrollbar_T *sb, int type, win_T *wp) 3908 { 3909 static int sbar_ident = 0; 3910 3911 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */ 3912 sb->wp = wp; 3913 sb->type = type; 3914 sb->value = 0; 3915 #ifdef FEAT_GUI_ATHENA 3916 sb->pixval = 0; 3917 #endif 3918 sb->size = 1; 3919 sb->max = 1; 3920 sb->top = 0; 3921 sb->height = 0; 3922 sb->width = 0; 3923 sb->status_height = 0; 3924 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); 3925 } 3926 3927 /* 3928 * Find the scrollbar with the given index. 3929 */ 3930 scrollbar_T * 3931 gui_find_scrollbar(long ident) 3932 { 3933 win_T *wp; 3934 3935 if (gui.bottom_sbar.ident == ident) 3936 return &gui.bottom_sbar; 3937 FOR_ALL_WINDOWS(wp) 3938 { 3939 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) 3940 return &wp->w_scrollbars[SBAR_LEFT]; 3941 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) 3942 return &wp->w_scrollbars[SBAR_RIGHT]; 3943 } 3944 return NULL; 3945 } 3946 3947 /* 3948 * For most systems: Put a code in the input buffer for a dragged scrollbar. 3949 * 3950 * For Win32, Macintosh and GTK+ 2: 3951 * Scrollbars seem to grab focus and vim doesn't read the input queue until 3952 * you stop dragging the scrollbar. We get here each time the scrollbar is 3953 * dragged another pixel, but as far as the rest of vim goes, it thinks 3954 * we're just hanging in the call to DispatchMessage() in 3955 * process_message(). The DispatchMessage() call that hangs was passed a 3956 * mouse button click event in the scrollbar window. -- webb. 3957 * 3958 * Solution: Do the scrolling right here. But only when allowed. 3959 * Ignore the scrollbars while executing an external command or when there 3960 * are still characters to be processed. 3961 */ 3962 void 3963 gui_drag_scrollbar(scrollbar_T *sb, long value, int still_dragging) 3964 { 3965 win_T *wp; 3966 int sb_num; 3967 #ifdef USE_ON_FLY_SCROLL 3968 colnr_T old_leftcol = curwin->w_leftcol; 3969 linenr_T old_topline = curwin->w_topline; 3970 # ifdef FEAT_DIFF 3971 int old_topfill = curwin->w_topfill; 3972 # endif 3973 #else 3974 char_u bytes[sizeof(long_u)]; 3975 int byte_count; 3976 #endif 3977 3978 if (sb == NULL) 3979 return; 3980 3981 /* Don't put events in the input queue now. */ 3982 if (hold_gui_events) 3983 return; 3984 3985 #ifdef FEAT_CMDWIN 3986 if (cmdwin_type != 0 && sb->wp != curwin) 3987 return; 3988 #endif 3989 3990 if (still_dragging) 3991 { 3992 if (sb->wp == NULL) 3993 gui.dragged_sb = SBAR_BOTTOM; 3994 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) 3995 gui.dragged_sb = SBAR_LEFT; 3996 else 3997 gui.dragged_sb = SBAR_RIGHT; 3998 gui.dragged_wp = sb->wp; 3999 } 4000 else 4001 { 4002 gui.dragged_sb = SBAR_NONE; 4003 #ifdef FEAT_GUI_GTK 4004 /* Keep the "dragged_wp" value until after the scrolling, for when the 4005 * mouse button is released. GTK2 doesn't send the button-up event. */ 4006 gui.dragged_wp = NULL; 4007 #endif 4008 } 4009 4010 /* Vertical sbar info is kept in the first sbar (the left one) */ 4011 if (sb->wp != NULL) 4012 sb = &sb->wp->w_scrollbars[0]; 4013 4014 /* 4015 * Check validity of value 4016 */ 4017 if (value < 0) 4018 value = 0; 4019 #ifdef SCROLL_PAST_END 4020 else if (value > sb->max) 4021 value = sb->max; 4022 #else 4023 if (value > sb->max - sb->size + 1) 4024 value = sb->max - sb->size + 1; 4025 #endif 4026 4027 sb->value = value; 4028 4029 #ifdef USE_ON_FLY_SCROLL 4030 /* When not allowed to do the scrolling right now, return. 4031 * This also checked input_available(), but that causes the first click in 4032 * a scrollbar to be ignored when Vim doesn't have focus. */ 4033 if (dont_scroll) 4034 return; 4035 #endif 4036 #ifdef FEAT_INS_EXPAND 4037 /* Disallow scrolling the current window when the completion popup menu is 4038 * visible. */ 4039 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible()) 4040 return; 4041 #endif 4042 4043 #ifdef FEAT_RIGHTLEFT 4044 if (sb->wp == NULL && curwin->w_p_rl) 4045 { 4046 value = sb->max + 1 - sb->size - value; 4047 if (value < 0) 4048 value = 0; 4049 } 4050 #endif 4051 4052 if (sb->wp != NULL) /* vertical scrollbar */ 4053 { 4054 sb_num = 0; 4055 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) 4056 sb_num++; 4057 if (wp == NULL) 4058 return; 4059 4060 #ifdef USE_ON_FLY_SCROLL 4061 current_scrollbar = sb_num; 4062 scrollbar_value = value; 4063 if (State & NORMAL) 4064 { 4065 gui_do_scroll(); 4066 setcursor(); 4067 } 4068 else if (State & INSERT) 4069 { 4070 ins_scroll(); 4071 setcursor(); 4072 } 4073 else if (State & CMDLINE) 4074 { 4075 if (msg_scrolled == 0) 4076 { 4077 gui_do_scroll(); 4078 redrawcmdline(); 4079 } 4080 } 4081 # ifdef FEAT_FOLDING 4082 /* Value may have been changed for closed fold. */ 4083 sb->value = sb->wp->w_topline - 1; 4084 # endif 4085 4086 /* When dragging one scrollbar and there is another one at the other 4087 * side move the thumb of that one too. */ 4088 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) 4089 gui_mch_set_scrollbar_thumb( 4090 &sb->wp->w_scrollbars[ 4091 sb == &sb->wp->w_scrollbars[SBAR_RIGHT] 4092 ? SBAR_LEFT : SBAR_RIGHT], 4093 sb->value, sb->size, sb->max); 4094 4095 #else 4096 bytes[0] = CSI; 4097 bytes[1] = KS_VER_SCROLLBAR; 4098 bytes[2] = KE_FILLER; 4099 bytes[3] = (char_u)sb_num; 4100 byte_count = 4; 4101 #endif 4102 } 4103 else 4104 { 4105 #ifdef USE_ON_FLY_SCROLL 4106 scrollbar_value = value; 4107 4108 if (State & NORMAL) 4109 gui_do_horiz_scroll(scrollbar_value, FALSE); 4110 else if (State & INSERT) 4111 ins_horscroll(); 4112 else if (State & CMDLINE) 4113 { 4114 if (msg_scrolled == 0) 4115 { 4116 gui_do_horiz_scroll(scrollbar_value, FALSE); 4117 redrawcmdline(); 4118 } 4119 } 4120 if (old_leftcol != curwin->w_leftcol) 4121 { 4122 updateWindow(curwin); /* update window, status and cmdline */ 4123 setcursor(); 4124 } 4125 #else 4126 bytes[0] = CSI; 4127 bytes[1] = KS_HOR_SCROLLBAR; 4128 bytes[2] = KE_FILLER; 4129 byte_count = 3; 4130 #endif 4131 } 4132 4133 #ifdef USE_ON_FLY_SCROLL 4134 /* 4135 * synchronize other windows, as necessary according to 'scrollbind' 4136 */ 4137 if (curwin->w_p_scb 4138 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) 4139 || (sb->wp == curwin && (curwin->w_topline != old_topline 4140 # ifdef FEAT_DIFF 4141 || curwin->w_topfill != old_topfill 4142 # endif 4143 )))) 4144 { 4145 do_check_scrollbind(TRUE); 4146 /* need to update the window right here */ 4147 FOR_ALL_WINDOWS(wp) 4148 if (wp->w_redr_type > 0) 4149 updateWindow(wp); 4150 setcursor(); 4151 } 4152 out_flush_cursor(FALSE, TRUE); 4153 #else 4154 add_to_input_buf(bytes, byte_count); 4155 add_long_to_buf((long_u)value, bytes); 4156 add_to_input_buf_csi(bytes, sizeof(long_u)); 4157 #endif 4158 } 4159 4160 /* 4161 * Scrollbar stuff: 4162 */ 4163 4164 /* 4165 * Called when something in the window layout has changed. 4166 */ 4167 void 4168 gui_may_update_scrollbars(void) 4169 { 4170 if (gui.in_use && starting == 0) 4171 { 4172 out_flush(); 4173 gui_init_which_components(NULL); 4174 gui_update_scrollbars(TRUE); 4175 } 4176 need_mouse_correct = TRUE; 4177 } 4178 4179 void 4180 gui_update_scrollbars( 4181 int force) /* Force all scrollbars to get updated */ 4182 { 4183 win_T *wp; 4184 scrollbar_T *sb; 4185 long val, size, max; /* need 32 bits here */ 4186 int which_sb; 4187 int h, y; 4188 static win_T *prev_curwin = NULL; 4189 4190 /* Update the horizontal scrollbar */ 4191 gui_update_horiz_scrollbar(force); 4192 4193 #ifndef WIN3264 4194 /* Return straight away if there is neither a left nor right scrollbar. 4195 * On MS-Windows this is required anyway for scrollwheel messages. */ 4196 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) 4197 return; 4198 #endif 4199 4200 /* 4201 * Don't want to update a scrollbar while we're dragging it. But if we 4202 * have both a left and right scrollbar, and we drag one of them, we still 4203 * need to update the other one. 4204 */ 4205 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) 4206 && gui.which_scrollbars[SBAR_LEFT] 4207 && gui.which_scrollbars[SBAR_RIGHT]) 4208 { 4209 /* 4210 * If we have two scrollbars and one of them is being dragged, just 4211 * copy the scrollbar position from the dragged one to the other one. 4212 */ 4213 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; 4214 if (gui.dragged_wp != NULL) 4215 gui_mch_set_scrollbar_thumb( 4216 &gui.dragged_wp->w_scrollbars[which_sb], 4217 gui.dragged_wp->w_scrollbars[0].value, 4218 gui.dragged_wp->w_scrollbars[0].size, 4219 gui.dragged_wp->w_scrollbars[0].max); 4220 } 4221 4222 /* avoid that moving components around generates events */ 4223 ++hold_gui_events; 4224 4225 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp)) 4226 { 4227 if (wp->w_buffer == NULL) /* just in case */ 4228 continue; 4229 /* Skip a scrollbar that is being dragged. */ 4230 if (!force && (gui.dragged_sb == SBAR_LEFT 4231 || gui.dragged_sb == SBAR_RIGHT) 4232 && gui.dragged_wp == wp) 4233 continue; 4234 4235 #ifdef SCROLL_PAST_END 4236 max = wp->w_buffer->b_ml.ml_line_count - 1; 4237 #else 4238 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; 4239 #endif 4240 if (max < 0) /* empty buffer */ 4241 max = 0; 4242 val = wp->w_topline - 1; 4243 size = wp->w_height; 4244 #ifdef SCROLL_PAST_END 4245 if (val > max) /* just in case */ 4246 val = max; 4247 #else 4248 if (size > max + 1) /* just in case */ 4249 size = max + 1; 4250 if (val > max - size + 1) 4251 val = max - size + 1; 4252 #endif 4253 if (val < 0) /* minimal value is 0 */ 4254 val = 0; 4255 4256 /* 4257 * Scrollbar at index 0 (the left one) contains all the information. 4258 * It would be the same info for left and right so we just store it for 4259 * one of them. 4260 */ 4261 sb = &wp->w_scrollbars[0]; 4262 4263 /* 4264 * Note: no check for valid w_botline. If it's not valid the 4265 * scrollbars will be updated later anyway. 4266 */ 4267 if (size < 1 || wp->w_botline - 2 > max) 4268 { 4269 /* 4270 * This can happen during changing files. Just don't update the 4271 * scrollbar for now. 4272 */ 4273 sb->height = 0; /* Force update next time */ 4274 if (gui.which_scrollbars[SBAR_LEFT]) 4275 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); 4276 if (gui.which_scrollbars[SBAR_RIGHT]) 4277 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); 4278 continue; 4279 } 4280 if (force || sb->height != wp->w_height 4281 || sb->top != wp->w_winrow 4282 || sb->status_height != wp->w_status_height 4283 || sb->width != wp->w_width 4284 || prev_curwin != curwin) 4285 { 4286 /* Height, width or position of scrollbar has changed. For 4287 * vertical split: curwin changed. */ 4288 sb->height = wp->w_height; 4289 sb->top = wp->w_winrow; 4290 sb->status_height = wp->w_status_height; 4291 sb->width = wp->w_width; 4292 4293 /* Calculate height and position in pixels */ 4294 h = (sb->height + sb->status_height) * gui.char_height; 4295 y = sb->top * gui.char_height + gui.border_offset; 4296 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) 4297 if (gui.menu_is_active) 4298 y += gui.menu_height; 4299 #endif 4300 4301 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA)) 4302 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 4303 # ifdef FEAT_GUI_ATHENA 4304 y += gui.toolbar_height; 4305 # else 4306 # ifdef FEAT_GUI_MSWIN 4307 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 4308 # endif 4309 # endif 4310 #endif 4311 4312 #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) 4313 if (gui_has_tabline()) 4314 y += gui.tabline_height; 4315 #endif 4316 4317 if (wp->w_winrow == 0) 4318 { 4319 /* Height of top scrollbar includes width of top border */ 4320 h += gui.border_offset; 4321 y -= gui.border_offset; 4322 } 4323 if (gui.which_scrollbars[SBAR_LEFT]) 4324 { 4325 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], 4326 gui.left_sbar_x, y, 4327 gui.scrollbar_width, h); 4328 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); 4329 } 4330 if (gui.which_scrollbars[SBAR_RIGHT]) 4331 { 4332 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], 4333 gui.right_sbar_x, y, 4334 gui.scrollbar_width, h); 4335 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); 4336 } 4337 } 4338 4339 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by 4340 * checking if the thumb moved at least a pixel. Only do this for 4341 * Athena, most other GUIs require the update anyway to make the 4342 * arrows work. */ 4343 #ifdef FEAT_GUI_ATHENA 4344 if (max == 0) 4345 y = 0; 4346 else 4347 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; 4348 if (force || sb->pixval != y || sb->size != size || sb->max != max) 4349 #else 4350 if (force || sb->value != val || sb->size != size || sb->max != max) 4351 #endif 4352 { 4353 /* Thumb of scrollbar has moved */ 4354 sb->value = val; 4355 #ifdef FEAT_GUI_ATHENA 4356 sb->pixval = y; 4357 #endif 4358 sb->size = size; 4359 sb->max = max; 4360 if (gui.which_scrollbars[SBAR_LEFT] 4361 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) 4362 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], 4363 val, size, max); 4364 if (gui.which_scrollbars[SBAR_RIGHT] 4365 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) 4366 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], 4367 val, size, max); 4368 } 4369 } 4370 prev_curwin = curwin; 4371 --hold_gui_events; 4372 } 4373 4374 /* 4375 * Enable or disable a scrollbar. 4376 * Check for scrollbars for vertically split windows which are not enabled 4377 * sometimes. 4378 */ 4379 static void 4380 gui_do_scrollbar( 4381 win_T *wp, 4382 int which, /* SBAR_LEFT or SBAR_RIGHT */ 4383 int enable) /* TRUE to enable scrollbar */ 4384 { 4385 int midcol = curwin->w_wincol + curwin->w_width / 2; 4386 int has_midcol = (wp->w_wincol <= midcol 4387 && wp->w_wincol + wp->w_width >= midcol); 4388 4389 /* Only enable scrollbars that contain the middle column of the current 4390 * window. */ 4391 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) 4392 { 4393 /* Scrollbars only on one side. Don't enable scrollbars that don't 4394 * contain the middle column of the current window. */ 4395 if (!has_midcol) 4396 enable = FALSE; 4397 } 4398 else 4399 { 4400 /* Scrollbars on both sides. Don't enable scrollbars that neither 4401 * contain the middle column of the current window nor are on the far 4402 * side. */ 4403 if (midcol > Columns / 2) 4404 { 4405 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) 4406 enable = FALSE; 4407 } 4408 else 4409 { 4410 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns 4411 : !has_midcol) 4412 enable = FALSE; 4413 } 4414 } 4415 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); 4416 } 4417 4418 /* 4419 * Scroll a window according to the values set in the globals current_scrollbar 4420 * and scrollbar_value. Return TRUE if the cursor in the current window moved 4421 * or FALSE otherwise. 4422 */ 4423 int 4424 gui_do_scroll(void) 4425 { 4426 win_T *wp, *save_wp; 4427 int i; 4428 long nlines; 4429 pos_T old_cursor; 4430 linenr_T old_topline; 4431 #ifdef FEAT_DIFF 4432 int old_topfill; 4433 #endif 4434 4435 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4436 if (wp == NULL) 4437 break; 4438 if (wp == NULL) 4439 /* Couldn't find window */ 4440 return FALSE; 4441 4442 /* 4443 * Compute number of lines to scroll. If zero, nothing to do. 4444 */ 4445 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; 4446 if (nlines == 0) 4447 return FALSE; 4448 4449 save_wp = curwin; 4450 old_topline = wp->w_topline; 4451 #ifdef FEAT_DIFF 4452 old_topfill = wp->w_topfill; 4453 #endif 4454 old_cursor = wp->w_cursor; 4455 curwin = wp; 4456 curbuf = wp->w_buffer; 4457 if (nlines < 0) 4458 scrolldown(-nlines, gui.dragged_wp == NULL); 4459 else 4460 scrollup(nlines, gui.dragged_wp == NULL); 4461 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for 4462 * the mouse-up event already, but we still want it to behave like when 4463 * dragging. But not the next click in an arrow. */ 4464 if (gui.dragged_sb == SBAR_NONE) 4465 gui.dragged_wp = NULL; 4466 4467 if (old_topline != wp->w_topline 4468 #ifdef FEAT_DIFF 4469 || old_topfill != wp->w_topfill 4470 #endif 4471 ) 4472 { 4473 if (p_so != 0) 4474 { 4475 cursor_correct(); /* fix window for 'so' */ 4476 update_topline(); /* avoid up/down jump */ 4477 } 4478 if (old_cursor.lnum != wp->w_cursor.lnum) 4479 coladvance(wp->w_curswant); 4480 wp->w_scbind_pos = wp->w_topline; 4481 } 4482 4483 /* Make sure wp->w_leftcol and wp->w_skipcol are correct. */ 4484 validate_cursor(); 4485 4486 curwin = save_wp; 4487 curbuf = save_wp->w_buffer; 4488 4489 /* 4490 * Don't call updateWindow() when nothing has changed (it will overwrite 4491 * the status line!). 4492 */ 4493 if (old_topline != wp->w_topline 4494 || wp->w_redr_type != 0 4495 #ifdef FEAT_DIFF 4496 || old_topfill != wp->w_topfill 4497 #endif 4498 ) 4499 { 4500 int type = VALID; 4501 4502 #ifdef FEAT_INS_EXPAND 4503 if (pum_visible()) 4504 { 4505 type = NOT_VALID; 4506 wp->w_lines_valid = 0; 4507 } 4508 #endif 4509 /* Don't set must_redraw here, it may cause the popup menu to 4510 * disappear when losing focus after a scrollbar drag. */ 4511 if (wp->w_redr_type < type) 4512 wp->w_redr_type = type; 4513 mch_disable_flush(); 4514 updateWindow(wp); /* update window, status line, and cmdline */ 4515 mch_enable_flush(); 4516 } 4517 4518 #ifdef FEAT_INS_EXPAND 4519 /* May need to redraw the popup menu. */ 4520 if (pum_visible()) 4521 pum_redraw(); 4522 #endif 4523 4524 return (wp == curwin && !EQUAL_POS(curwin->w_cursor, old_cursor)); 4525 } 4526 4527 4528 /* 4529 * Horizontal scrollbar stuff: 4530 */ 4531 4532 /* 4533 * Return length of line "lnum" for horizontal scrolling. 4534 */ 4535 static colnr_T 4536 scroll_line_len(linenr_T lnum) 4537 { 4538 char_u *p; 4539 colnr_T col; 4540 int w; 4541 4542 p = ml_get(lnum); 4543 col = 0; 4544 if (*p != NUL) 4545 for (;;) 4546 { 4547 w = chartabsize(p, col); 4548 MB_PTR_ADV(p); 4549 if (*p == NUL) /* don't count the last character */ 4550 break; 4551 col += w; 4552 } 4553 return col; 4554 } 4555 4556 /* Remember which line is currently the longest, so that we don't have to 4557 * search for it when scrolling horizontally. */ 4558 static linenr_T longest_lnum = 0; 4559 4560 /* 4561 * Find longest visible line number. If this is not possible (or not desired, 4562 * by setting 'h' in "guioptions") then the current line number is returned. 4563 */ 4564 static linenr_T 4565 gui_find_longest_lnum(void) 4566 { 4567 linenr_T ret = 0; 4568 4569 /* Calculate maximum for horizontal scrollbar. Check for reasonable 4570 * line numbers, topline and botline can be invalid when displaying is 4571 * postponed. */ 4572 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4573 && curwin->w_topline <= curwin->w_cursor.lnum 4574 && curwin->w_botline > curwin->w_cursor.lnum 4575 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) 4576 { 4577 linenr_T lnum; 4578 colnr_T n; 4579 long max = 0; 4580 4581 /* Use maximum of all visible lines. Remember the lnum of the 4582 * longest line, closest to the cursor line. Used when scrolling 4583 * below. */ 4584 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) 4585 { 4586 n = scroll_line_len(lnum); 4587 if (n > (colnr_T)max) 4588 { 4589 max = n; 4590 ret = lnum; 4591 } 4592 else if (n == (colnr_T)max 4593 && abs((int)(lnum - curwin->w_cursor.lnum)) 4594 < abs((int)(ret - curwin->w_cursor.lnum))) 4595 ret = lnum; 4596 } 4597 } 4598 else 4599 /* Use cursor line only. */ 4600 ret = curwin->w_cursor.lnum; 4601 4602 return ret; 4603 } 4604 4605 static void 4606 gui_update_horiz_scrollbar(int force) 4607 { 4608 long value, size, max; /* need 32 bit ints here */ 4609 4610 if (!gui.which_scrollbars[SBAR_BOTTOM]) 4611 return; 4612 4613 if (!force && gui.dragged_sb == SBAR_BOTTOM) 4614 return; 4615 4616 if (!force && curwin->w_p_wrap && gui.prev_wrap) 4617 return; 4618 4619 /* 4620 * It is possible for the cursor to be invalid if we're in the middle of 4621 * something (like changing files). If so, don't do anything for now. 4622 */ 4623 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4624 { 4625 gui.bottom_sbar.value = -1; 4626 return; 4627 } 4628 4629 size = curwin->w_width; 4630 if (curwin->w_p_wrap) 4631 { 4632 value = 0; 4633 #ifdef SCROLL_PAST_END 4634 max = 0; 4635 #else 4636 max = curwin->w_width - 1; 4637 #endif 4638 } 4639 else 4640 { 4641 value = curwin->w_leftcol; 4642 4643 longest_lnum = gui_find_longest_lnum(); 4644 max = scroll_line_len(longest_lnum); 4645 4646 #ifdef FEAT_VIRTUALEDIT 4647 if (virtual_active()) 4648 { 4649 /* May move the cursor even further to the right. */ 4650 if (curwin->w_virtcol >= (colnr_T)max) 4651 max = curwin->w_virtcol; 4652 } 4653 #endif 4654 4655 #ifndef SCROLL_PAST_END 4656 max += curwin->w_width - 1; 4657 #endif 4658 /* The line number isn't scrolled, thus there is less space when 4659 * 'number' or 'relativenumber' is set (also for 'foldcolumn'). */ 4660 size -= curwin_col_off(); 4661 #ifndef SCROLL_PAST_END 4662 max -= curwin_col_off(); 4663 #endif 4664 } 4665 4666 #ifndef SCROLL_PAST_END 4667 if (value > max - size + 1) 4668 value = max - size + 1; /* limit the value to allowable range */ 4669 #endif 4670 4671 #ifdef FEAT_RIGHTLEFT 4672 if (curwin->w_p_rl) 4673 { 4674 value = max + 1 - size - value; 4675 if (value < 0) 4676 { 4677 size += value; 4678 value = 0; 4679 } 4680 } 4681 #endif 4682 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size 4683 && max == gui.bottom_sbar.max) 4684 return; 4685 4686 gui.bottom_sbar.value = value; 4687 gui.bottom_sbar.size = size; 4688 gui.bottom_sbar.max = max; 4689 gui.prev_wrap = curwin->w_p_wrap; 4690 4691 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); 4692 } 4693 4694 /* 4695 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. 4696 */ 4697 int 4698 gui_do_horiz_scroll(long_u leftcol, int compute_longest_lnum) 4699 { 4700 /* no wrapping, no scrolling */ 4701 if (curwin->w_p_wrap) 4702 return FALSE; 4703 4704 if (curwin->w_leftcol == (colnr_T)leftcol) 4705 return FALSE; 4706 4707 curwin->w_leftcol = (colnr_T)leftcol; 4708 4709 /* When the line of the cursor is too short, move the cursor to the 4710 * longest visible line. */ 4711 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4712 && !virtual_active() 4713 && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum)) 4714 { 4715 if (compute_longest_lnum) 4716 { 4717 curwin->w_cursor.lnum = gui_find_longest_lnum(); 4718 curwin->w_cursor.col = 0; 4719 } 4720 /* Do a sanity check on "longest_lnum", just in case. */ 4721 else if (longest_lnum >= curwin->w_topline 4722 && longest_lnum < curwin->w_botline) 4723 { 4724 curwin->w_cursor.lnum = longest_lnum; 4725 curwin->w_cursor.col = 0; 4726 } 4727 } 4728 4729 return leftcol_changed(); 4730 } 4731 4732 /* 4733 * Check that none of the colors are the same as the background color 4734 */ 4735 void 4736 gui_check_colors(void) 4737 { 4738 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4739 { 4740 gui_set_bg_color((char_u *)"White"); 4741 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4742 gui_set_fg_color((char_u *)"Black"); 4743 } 4744 } 4745 4746 static void 4747 gui_set_fg_color(char_u *name) 4748 { 4749 gui.norm_pixel = gui_get_color(name); 4750 hl_set_fg_color_name(vim_strsave(name)); 4751 } 4752 4753 static void 4754 gui_set_bg_color(char_u *name) 4755 { 4756 gui.back_pixel = gui_get_color(name); 4757 hl_set_bg_color_name(vim_strsave(name)); 4758 } 4759 4760 /* 4761 * Allocate a color by name. 4762 * Returns INVALCOLOR and gives an error message when failed. 4763 */ 4764 guicolor_T 4765 gui_get_color(char_u *name) 4766 { 4767 guicolor_T t; 4768 4769 if (*name == NUL) 4770 return INVALCOLOR; 4771 t = gui_mch_get_color(name); 4772 4773 if (t == INVALCOLOR 4774 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 4775 && gui.in_use 4776 #endif 4777 ) 4778 EMSG2(_("E254: Cannot allocate color %s"), name); 4779 return t; 4780 } 4781 4782 /* 4783 * Return the grey value of a color (range 0-255). 4784 */ 4785 int 4786 gui_get_lightness(guicolor_T pixel) 4787 { 4788 long_u rgb = (long_u)gui_mch_get_rgb(pixel); 4789 4790 return (int)( (((rgb >> 16) & 0xff) * 299) 4791 + (((rgb >> 8) & 0xff) * 587) 4792 + ((rgb & 0xff) * 114)) / 1000; 4793 } 4794 4795 #if defined(FEAT_GUI_X11) || defined(PROTO) 4796 void 4797 gui_new_scrollbar_colors(void) 4798 { 4799 win_T *wp; 4800 4801 /* Nothing to do if GUI hasn't started yet. */ 4802 if (!gui.in_use) 4803 return; 4804 4805 FOR_ALL_WINDOWS(wp) 4806 { 4807 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); 4808 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); 4809 } 4810 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); 4811 } 4812 #endif 4813 4814 /* 4815 * Call this when focus has changed. 4816 */ 4817 void 4818 gui_focus_change(int in_focus) 4819 { 4820 /* 4821 * Skip this code to avoid drawing the cursor when debugging and switching 4822 * between the debugger window and gvim. 4823 */ 4824 #if 1 4825 gui.in_focus = in_focus; 4826 out_flush_cursor(TRUE, FALSE); 4827 4828 # ifdef FEAT_XIM 4829 xim_set_focus(in_focus); 4830 # endif 4831 4832 /* Put events in the input queue only when allowed. 4833 * ui_focus_change() isn't called directly, because it invokes 4834 * autocommands and that must not happen asynchronously. */ 4835 if (!hold_gui_events) 4836 { 4837 char_u bytes[3]; 4838 4839 bytes[0] = CSI; 4840 bytes[1] = KS_EXTRA; 4841 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST; 4842 add_to_input_buf(bytes, 3); 4843 } 4844 #endif 4845 } 4846 4847 /* 4848 * Called when the mouse moved (but not when dragging). 4849 */ 4850 void 4851 gui_mouse_moved(int x, int y) 4852 { 4853 win_T *wp; 4854 char_u st[8]; 4855 4856 /* Ignore this while still starting up. */ 4857 if (!gui.in_use || gui.starting) 4858 return; 4859 4860 #ifdef FEAT_MOUSESHAPE 4861 /* Get window pointer, and update mouse shape as well. */ 4862 wp = xy2win(x, y); 4863 #endif 4864 4865 /* Only handle this when 'mousefocus' set and ... */ 4866 if (p_mousef 4867 && !hold_gui_events /* not holding events */ 4868 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */ 4869 && State != HITRETURN /* but not hit-return prompt */ 4870 && msg_scrolled == 0 /* no scrolled message */ 4871 && !need_mouse_correct /* not moving the pointer */ 4872 && gui.in_focus) /* gvim in focus */ 4873 { 4874 /* Don't move the mouse when it's left or right of the Vim window */ 4875 if (x < 0 || x > Columns * gui.char_width) 4876 return; 4877 #ifndef FEAT_MOUSESHAPE 4878 wp = xy2win(x, y); 4879 #endif 4880 if (wp == curwin || wp == NULL) 4881 return; /* still in the same old window, or none at all */ 4882 4883 /* Ignore position in the tab pages line. */ 4884 if (Y_2_ROW(y) < tabline_height()) 4885 return; 4886 4887 /* 4888 * format a mouse click on status line input 4889 * ala gui_send_mouse_event(0, x, y, 0, 0); 4890 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will 4891 * generate a K_LEFTMOUSE_NM key code. 4892 */ 4893 if (finish_op) 4894 { 4895 /* abort the current operator first */ 4896 st[0] = ESC; 4897 add_to_input_buf(st, 1); 4898 } 4899 st[0] = CSI; 4900 st[1] = KS_MOUSE; 4901 st[2] = KE_FILLER; 4902 st[3] = (char_u)MOUSE_LEFT; 4903 fill_mouse_coord(st + 4, 4904 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, 4905 wp->w_height + W_WINROW(wp)); 4906 4907 add_to_input_buf(st, 8); 4908 st[3] = (char_u)MOUSE_RELEASE; 4909 add_to_input_buf(st, 8); 4910 #ifdef FEAT_GUI_GTK 4911 /* Need to wake up the main loop */ 4912 if (gtk_main_level() > 0) 4913 gtk_main_quit(); 4914 #endif 4915 } 4916 } 4917 4918 /* 4919 * Called when mouse should be moved to window with focus. 4920 */ 4921 void 4922 gui_mouse_correct(void) 4923 { 4924 int x, y; 4925 win_T *wp = NULL; 4926 4927 need_mouse_correct = FALSE; 4928 4929 if (!(gui.in_use && p_mousef)) 4930 return; 4931 4932 gui_mch_getmouse(&x, &y); 4933 /* Don't move the mouse when it's left or right of the Vim window */ 4934 if (x < 0 || x > Columns * gui.char_width) 4935 return; 4936 if (y >= 0 && Y_2_ROW(y) >= tabline_height()) 4937 wp = xy2win(x, y); 4938 if (wp != curwin && wp != NULL) /* If in other than current window */ 4939 { 4940 validate_cline_row(); 4941 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, 4942 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height 4943 + (gui.char_height) / 2); 4944 } 4945 } 4946 4947 /* 4948 * Find window where the mouse pointer "x" / "y" coordinate is in. 4949 */ 4950 static win_T * 4951 xy2win(int x UNUSED, int y UNUSED) 4952 { 4953 int row; 4954 int col; 4955 win_T *wp; 4956 4957 row = Y_2_ROW(y); 4958 col = X_2_COL(x); 4959 if (row < 0 || col < 0) /* before first window */ 4960 return NULL; 4961 wp = mouse_find_win(&row, &col); 4962 if (wp == NULL) 4963 return NULL; 4964 #ifdef FEAT_MOUSESHAPE 4965 if (State == HITRETURN || State == ASKMORE) 4966 { 4967 if (Y_2_ROW(y) >= msg_row) 4968 update_mouseshape(SHAPE_IDX_MOREL); 4969 else 4970 update_mouseshape(SHAPE_IDX_MORE); 4971 } 4972 else if (row > wp->w_height) /* below status line */ 4973 update_mouseshape(SHAPE_IDX_CLINE); 4974 else if (!(State & CMDLINE) && wp->w_vsep_width > 0 && col == wp->w_width 4975 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) 4976 update_mouseshape(SHAPE_IDX_VSEP); 4977 else if (!(State & CMDLINE) && wp->w_status_height > 0 4978 && row == wp->w_height && msg_scrolled == 0) 4979 update_mouseshape(SHAPE_IDX_STATUS); 4980 else 4981 update_mouseshape(-2); 4982 #endif 4983 return wp; 4984 } 4985 4986 /* 4987 * ":gui" and ":gvim": Change from the terminal version to the GUI version. 4988 * File names may be given to redefine the args list. 4989 */ 4990 void 4991 ex_gui(exarg_T *eap) 4992 { 4993 char_u *arg = eap->arg; 4994 4995 /* 4996 * Check for "-f" argument: foreground, don't fork. 4997 * Also don't fork when started with "gvim -f". 4998 * Do fork when using "gui -b". 4999 */ 5000 if (arg[0] == '-' 5001 && (arg[1] == 'f' || arg[1] == 'b') 5002 && (arg[2] == NUL || VIM_ISWHITE(arg[2]))) 5003 { 5004 gui.dofork = (arg[1] == 'b'); 5005 eap->arg = skipwhite(eap->arg + 2); 5006 } 5007 if (!gui.in_use) 5008 { 5009 /* Clear the command. Needed for when forking+exiting, to avoid part 5010 * of the argument ending up after the shell prompt. */ 5011 msg_clr_eos_force(); 5012 gui_start(); 5013 #ifdef FEAT_JOB_CHANNEL 5014 channel_gui_register_all(); 5015 #endif 5016 } 5017 if (!ends_excmd(*eap->arg)) 5018 ex_next(eap); 5019 } 5020 5021 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32) \ 5022 || defined(FEAT_GUI_PHOTON)) && defined(FEAT_TOOLBAR)) || defined(PROTO) 5023 /* 5024 * This is shared between Athena, Motif and GTK. 5025 */ 5026 static void gfp_setname(char_u *fname, void *cookie); 5027 5028 /* 5029 * Callback function for do_in_runtimepath(). 5030 */ 5031 static void 5032 gfp_setname(char_u *fname, void *cookie) 5033 { 5034 char_u *gfp_buffer = cookie; 5035 5036 if (STRLEN(fname) >= MAXPATHL) 5037 *gfp_buffer = NUL; 5038 else 5039 STRCPY(gfp_buffer, fname); 5040 } 5041 5042 /* 5043 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. 5044 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. 5045 */ 5046 int 5047 gui_find_bitmap(char_u *name, char_u *buffer, char *ext) 5048 { 5049 if (STRLEN(name) > MAXPATHL - 14) 5050 return FAIL; 5051 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); 5052 if (do_in_runtimepath(buffer, 0, gfp_setname, buffer) == FAIL 5053 || *buffer == NUL) 5054 return FAIL; 5055 return OK; 5056 } 5057 5058 # if !defined(FEAT_GUI_GTK) || defined(PROTO) 5059 /* 5060 * Given the name of the "icon=" argument, try finding the bitmap file for the 5061 * icon. If it is an absolute path name, use it as it is. Otherwise append 5062 * "ext" and search for it in 'runtimepath'. 5063 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" 5064 * contains "name". 5065 */ 5066 void 5067 gui_find_iconfile(char_u *name, char_u *buffer, char *ext) 5068 { 5069 char_u buf[MAXPATHL + 1]; 5070 5071 expand_env(name, buffer, MAXPATHL); 5072 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) 5073 STRCPY(buffer, buf); 5074 } 5075 # endif 5076 #endif 5077 5078 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) 5079 void 5080 display_errors(void) 5081 { 5082 char_u *p; 5083 5084 if (isatty(2)) 5085 fflush(stderr); 5086 else if (error_ga.ga_data != NULL) 5087 { 5088 /* avoid putting up a message box with blanks only */ 5089 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) 5090 if (!isspace(*p)) 5091 { 5092 /* Truncate a very long message, it will go off-screen. */ 5093 if (STRLEN(p) > 2000) 5094 STRCPY(p + 2000 - 14, "...(truncated)"); 5095 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), 5096 p, (char_u *)_("&Ok"), 1, NULL, FALSE); 5097 break; 5098 } 5099 ga_clear(&error_ga); 5100 } 5101 } 5102 #endif 5103 5104 #if defined(NO_CONSOLE_INPUT) || defined(PROTO) 5105 /* 5106 * Return TRUE if still starting up and there is no place to enter text. 5107 * For GTK and X11 we check if stderr is not a tty, which means we were 5108 * (probably) started from the desktop. Also check stdin, "vim >& file" does 5109 * allow typing on stdin. 5110 */ 5111 int 5112 no_console_input(void) 5113 { 5114 return ((!gui.in_use || gui.starting) 5115 # ifndef NO_CONSOLE 5116 && !isatty(0) && !isatty(2) 5117 # endif 5118 ); 5119 } 5120 #endif 5121 5122 #if defined(FIND_REPLACE_DIALOG) || defined(FEAT_SUN_WORKSHOP) \ 5123 || defined(NEED_GUI_UPDATE_SCREEN) \ 5124 || defined(PROTO) 5125 /* 5126 * Update the current window and the screen. 5127 */ 5128 void 5129 gui_update_screen(void) 5130 { 5131 # ifdef FEAT_CONCEAL 5132 linenr_T conceal_old_cursor_line = 0; 5133 linenr_T conceal_new_cursor_line = 0; 5134 int conceal_update_lines = FALSE; 5135 # endif 5136 5137 update_topline(); 5138 validate_cursor(); 5139 5140 /* Trigger CursorMoved if the cursor moved. */ 5141 if (!finish_op && (has_cursormoved() 5142 # ifdef FEAT_CONCEAL 5143 || curwin->w_p_cole > 0 5144 # endif 5145 ) && !EQUAL_POS(last_cursormoved, curwin->w_cursor)) 5146 { 5147 if (has_cursormoved()) 5148 apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); 5149 # ifdef FEAT_CONCEAL 5150 if (curwin->w_p_cole > 0) 5151 { 5152 conceal_old_cursor_line = last_cursormoved.lnum; 5153 conceal_new_cursor_line = curwin->w_cursor.lnum; 5154 conceal_update_lines = TRUE; 5155 } 5156 # endif 5157 last_cursormoved = curwin->w_cursor; 5158 } 5159 5160 update_screen(0); /* may need to update the screen */ 5161 setcursor(); 5162 # ifdef FEAT_CONCEAL 5163 if (conceal_update_lines 5164 && (conceal_old_cursor_line != conceal_new_cursor_line 5165 || conceal_cursor_line(curwin) 5166 || need_cursor_line_redraw)) 5167 { 5168 if (conceal_old_cursor_line != conceal_new_cursor_line) 5169 update_single_line(curwin, conceal_old_cursor_line); 5170 update_single_line(curwin, conceal_new_cursor_line); 5171 curwin->w_valid &= ~VALID_CROW; 5172 } 5173 # endif 5174 out_flush_cursor(TRUE, FALSE); 5175 } 5176 #endif 5177 5178 #if defined(FIND_REPLACE_DIALOG) || defined(PROTO) 5179 /* 5180 * Get the text to use in a find/replace dialog. Uses the last search pattern 5181 * if the argument is empty. 5182 * Returns an allocated string. 5183 */ 5184 char_u * 5185 get_find_dialog_text( 5186 char_u *arg, 5187 int *wwordp, /* return: TRUE if \< \> found */ 5188 int *mcasep) /* return: TRUE if \C found */ 5189 { 5190 char_u *text; 5191 5192 if (*arg == NUL) 5193 text = last_search_pat(); 5194 else 5195 text = arg; 5196 if (text != NULL) 5197 { 5198 text = vim_strsave(text); 5199 if (text != NULL) 5200 { 5201 int len = (int)STRLEN(text); 5202 int i; 5203 5204 /* Remove "\V" */ 5205 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) 5206 { 5207 mch_memmove(text, text + 2, (size_t)(len - 1)); 5208 len -= 2; 5209 } 5210 5211 /* Recognize "\c" and "\C" and remove. */ 5212 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) 5213 { 5214 *mcasep = (text[1] == 'C'); 5215 mch_memmove(text, text + 2, (size_t)(len - 1)); 5216 len -= 2; 5217 } 5218 5219 /* Recognize "\<text\>" and remove. */ 5220 if (len >= 4 5221 && STRNCMP(text, "\\<", 2) == 0 5222 && STRNCMP(text + len - 2, "\\>", 2) == 0) 5223 { 5224 *wwordp = TRUE; 5225 mch_memmove(text, text + 2, (size_t)(len - 4)); 5226 text[len - 4] = NUL; 5227 } 5228 5229 /* Recognize "\/" or "\?" and remove. */ 5230 for (i = 0; i + 1 < len; ++i) 5231 if (text[i] == '\\' && (text[i + 1] == '/' 5232 || text[i + 1] == '?')) 5233 { 5234 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); 5235 --len; 5236 } 5237 } 5238 } 5239 return text; 5240 } 5241 5242 /* 5243 * Handle the press of a button in the find-replace dialog. 5244 * Return TRUE when something was added to the input buffer. 5245 */ 5246 int 5247 gui_do_findrepl( 5248 int flags, /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */ 5249 char_u *find_text, 5250 char_u *repl_text, 5251 int down) /* Search downwards. */ 5252 { 5253 garray_T ga; 5254 int i; 5255 int type = (flags & FRD_TYPE_MASK); 5256 char_u *p; 5257 regmatch_T regmatch; 5258 int save_did_emsg = did_emsg; 5259 static int busy = FALSE; 5260 5261 /* When the screen is being updated we should not change buffers and 5262 * windows structures, it may cause freed memory to be used. Also don't 5263 * do this recursively (pressing "Find" quickly several times. */ 5264 if (updating_screen || busy) 5265 return FALSE; 5266 5267 /* refuse replace when text cannot be changed */ 5268 if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked()) 5269 return FALSE; 5270 5271 busy = TRUE; 5272 5273 ga_init2(&ga, 1, 100); 5274 if (type == FRD_REPLACEALL) 5275 ga_concat(&ga, (char_u *)"%s/"); 5276 5277 ga_concat(&ga, (char_u *)"\\V"); 5278 if (flags & FRD_MATCH_CASE) 5279 ga_concat(&ga, (char_u *)"\\C"); 5280 else 5281 ga_concat(&ga, (char_u *)"\\c"); 5282 if (flags & FRD_WHOLE_WORD) 5283 ga_concat(&ga, (char_u *)"\\<"); 5284 /* escape / and \ */ 5285 p = vim_strsave_escaped(find_text, (char_u *)"/\\"); 5286 if (p != NULL) 5287 ga_concat(&ga, p); 5288 vim_free(p); 5289 if (flags & FRD_WHOLE_WORD) 5290 ga_concat(&ga, (char_u *)"\\>"); 5291 5292 if (type == FRD_REPLACEALL) 5293 { 5294 ga_concat(&ga, (char_u *)"/"); 5295 /* escape / and \ */ 5296 p = vim_strsave_escaped(repl_text, (char_u *)"/\\"); 5297 if (p != NULL) 5298 ga_concat(&ga, p); 5299 vim_free(p); 5300 ga_concat(&ga, (char_u *)"/g"); 5301 } 5302 ga_append(&ga, NUL); 5303 5304 if (type == FRD_REPLACE) 5305 { 5306 /* Do the replacement when the text at the cursor matches. Thus no 5307 * replacement is done if the cursor was moved! */ 5308 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); 5309 regmatch.rm_ic = 0; 5310 if (regmatch.regprog != NULL) 5311 { 5312 p = ml_get_cursor(); 5313 if (vim_regexec_nl(®match, p, (colnr_T)0) 5314 && regmatch.startp[0] == p) 5315 { 5316 /* Clear the command line to remove any old "No match" 5317 * error. */ 5318 msg_end_prompt(); 5319 5320 if (u_save_cursor() == OK) 5321 { 5322 /* A button was pressed thus undo should be synced. */ 5323 u_sync(FALSE); 5324 5325 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), 5326 FALSE, FALSE); 5327 ins_str(repl_text); 5328 } 5329 } 5330 else 5331 MSG(_("No match at cursor, finding next")); 5332 vim_regfree(regmatch.regprog); 5333 } 5334 } 5335 5336 if (type == FRD_REPLACEALL) 5337 { 5338 /* A button was pressed, thus undo should be synced. */ 5339 u_sync(FALSE); 5340 do_cmdline_cmd(ga.ga_data); 5341 } 5342 else 5343 { 5344 int searchflags = SEARCH_MSG + SEARCH_MARK; 5345 5346 /* Search for the next match. 5347 * Don't skip text under cursor for single replace. */ 5348 if (type == FRD_REPLACE) 5349 searchflags += SEARCH_START; 5350 i = msg_scroll; 5351 if (down) 5352 { 5353 (void)do_search(NULL, '/', ga.ga_data, 1L, searchflags, NULL, NULL); 5354 } 5355 else 5356 { 5357 /* We need to escape '?' if and only if we are searching in the up 5358 * direction */ 5359 p = vim_strsave_escaped(ga.ga_data, (char_u *)"?"); 5360 if (p != NULL) 5361 (void)do_search(NULL, '?', p, 1L, searchflags, NULL, NULL); 5362 vim_free(p); 5363 } 5364 5365 msg_scroll = i; /* don't let an error message set msg_scroll */ 5366 } 5367 5368 /* Don't want to pass did_emsg to other code, it may cause disabling 5369 * syntax HL if we were busy redrawing. */ 5370 did_emsg = save_did_emsg; 5371 5372 if (State & (NORMAL | INSERT)) 5373 { 5374 gui_update_screen(); /* update the screen */ 5375 msg_didout = 0; /* overwrite any message */ 5376 need_wait_return = FALSE; /* don't wait for return */ 5377 } 5378 5379 vim_free(ga.ga_data); 5380 busy = FALSE; 5381 return (ga.ga_len > 0); 5382 } 5383 5384 #endif 5385 5386 #if defined(HAVE_DROP_FILE) || defined(PROTO) 5387 5388 static void gui_wingoto_xy(int x, int y); 5389 5390 /* 5391 * Jump to the window at specified point (x, y). 5392 */ 5393 static void 5394 gui_wingoto_xy(int x, int y) 5395 { 5396 int row = Y_2_ROW(y); 5397 int col = X_2_COL(x); 5398 win_T *wp; 5399 5400 if (row >= 0 && col >= 0) 5401 { 5402 wp = mouse_find_win(&row, &col); 5403 if (wp != NULL && wp != curwin) 5404 win_goto(wp); 5405 } 5406 } 5407 5408 /* 5409 * Function passed to handle_drop() for the actions to be done after the 5410 * argument list has been updated. 5411 */ 5412 static void 5413 drop_callback(void *cookie) 5414 { 5415 char_u *p = cookie; 5416 5417 /* If Shift held down, change to first file's directory. If the first 5418 * item is a directory, change to that directory (and let the explorer 5419 * plugin show the contents). */ 5420 if (p != NULL) 5421 { 5422 if (mch_isdir(p)) 5423 { 5424 if (mch_chdir((char *)p) == 0) 5425 shorten_fnames(TRUE); 5426 } 5427 else if (vim_chdirfile(p, "drop") == OK) 5428 shorten_fnames(TRUE); 5429 vim_free(p); 5430 } 5431 5432 /* Update the screen display */ 5433 update_screen(NOT_VALID); 5434 # ifdef FEAT_MENU 5435 gui_update_menus(0); 5436 # endif 5437 #ifdef FEAT_TITLE 5438 maketitle(); 5439 #endif 5440 setcursor(); 5441 out_flush_cursor(FALSE, FALSE); 5442 } 5443 5444 /* 5445 * Process file drop. Mouse cursor position, key modifiers, name of files 5446 * and count of files are given. Argument "fnames[count]" has full pathnames 5447 * of dropped files, they will be freed in this function, and caller can't use 5448 * fnames after call this function. 5449 */ 5450 void 5451 gui_handle_drop( 5452 int x UNUSED, 5453 int y UNUSED, 5454 int_u modifiers, 5455 char_u **fnames, 5456 int count) 5457 { 5458 int i; 5459 char_u *p; 5460 static int entered = FALSE; 5461 5462 /* 5463 * This function is called by event handlers. Just in case we get a 5464 * second event before the first one is handled, ignore the second one. 5465 * Not sure if this can ever happen, just in case. 5466 */ 5467 if (entered) 5468 return; 5469 entered = TRUE; 5470 5471 /* 5472 * When the cursor is at the command line, add the file names to the 5473 * command line, don't edit the files. 5474 */ 5475 if (State & CMDLINE) 5476 { 5477 shorten_filenames(fnames, count); 5478 for (i = 0; i < count; ++i) 5479 { 5480 if (fnames[i] != NULL) 5481 { 5482 if (i > 0) 5483 add_to_input_buf((char_u*)" ", 1); 5484 5485 /* We don't know what command is used thus we can't be sure 5486 * about which characters need to be escaped. Only escape the 5487 * most common ones. */ 5488 # ifdef BACKSLASH_IN_FILENAME 5489 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); 5490 # else 5491 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); 5492 # endif 5493 if (p != NULL) 5494 add_to_input_buf_csi(p, (int)STRLEN(p)); 5495 vim_free(p); 5496 vim_free(fnames[i]); 5497 } 5498 } 5499 vim_free(fnames); 5500 } 5501 else 5502 { 5503 /* Go to the window under mouse cursor, then shorten given "fnames" by 5504 * current window, because a window can have local current dir. */ 5505 gui_wingoto_xy(x, y); 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 drop_callback, (void *)p); 5526 } 5527 5528 entered = FALSE; 5529 } 5530 #endif 5531