1 /* vi:set ts=8 sts=4 sw=4: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * GUI/Motif support by Robert Webb 5 * 6 * Do ":help uganda" in Vim to read copying and usage conditions. 7 * Do ":help credits" in Vim to see a list of people who contributed. 8 * See README.txt for an overview of the Vim source code. 9 */ 10 11 #include "vim.h" 12 13 /* Structure containing all the GUI information */ 14 gui_T gui; 15 16 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 17 static void set_guifontwide(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 #if defined(UNIX) && !defined(MACOS_X) && !defined(__APPLE__) 41 # define MAY_FORK 42 static void gui_do_fork(void); 43 44 static int gui_read_child_pipe(int fd); 45 46 /* Return values for gui_read_child_pipe */ 47 enum { 48 GUI_CHILD_IO_ERROR, 49 GUI_CHILD_OK, 50 GUI_CHILD_FAILED 51 }; 52 53 #endif /* MAY_FORK */ 54 55 static void gui_attempt_start(void); 56 57 static int can_update_cursor = TRUE; /* can display the cursor */ 58 59 /* 60 * The Athena scrollbars can move the thumb to after the end of the scrollbar, 61 * this makes the thumb indicate the part of the text that is shown. Motif 62 * can't do this. 63 */ 64 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC) 65 # define SCROLL_PAST_END 66 #endif 67 68 /* 69 * gui_start -- Called when user wants to start the GUI. 70 * 71 * Careful: This function can be called recursively when there is a ":gui" 72 * command in the .gvimrc file. Only the first call should fork, not the 73 * recursive call. 74 */ 75 void 76 gui_start(void) 77 { 78 char_u *old_term; 79 static int recursive = 0; 80 81 old_term = vim_strsave(T_NAME); 82 83 settmode(TMODE_COOK); /* stop RAW mode */ 84 if (full_screen) 85 cursor_on(); /* needed for ":gui" in .vimrc */ 86 full_screen = FALSE; 87 88 ++recursive; 89 90 #ifdef MAY_FORK 91 /* 92 * Quit the current process and continue in the child. 93 * Makes "gvim file" disconnect from the shell it was started in. 94 * Don't do this when Vim was started with "-f" or the 'f' flag is present 95 * in 'guioptions'. 96 */ 97 if (gui.dofork && !vim_strchr(p_go, GO_FORG) && recursive <= 1) 98 { 99 gui_do_fork(); 100 } 101 else 102 #endif 103 { 104 #ifdef FEAT_GUI_GTK 105 /* If there is 'f' in 'guioptions' and specify -g argument, 106 * gui_mch_init_check() was not called yet. */ 107 if (gui_mch_init_check() != OK) 108 getout_preserve_modified(1); 109 #endif 110 gui_attempt_start(); 111 } 112 113 if (!gui.in_use) /* failed to start GUI */ 114 { 115 /* Back to old term settings 116 * 117 * FIXME: If we got here because a child process failed and flagged to 118 * the parent to resume, and X11 is enabled with FEAT_TITLE, this will 119 * hit an X11 I/O error and do a longjmp(), leaving recursive 120 * permanently set to 1. This is probably not as big a problem as it 121 * sounds, because gui_mch_init() in both gui_x11.c and gui_gtk_x11.c 122 * return "OK" unconditionally, so it would be very difficult to 123 * actually hit this case. 124 */ 125 termcapinit(old_term); 126 settmode(TMODE_RAW); /* restart RAW mode */ 127 #ifdef FEAT_TITLE 128 set_title_defaults(); /* set 'title' and 'icon' again */ 129 #endif 130 } 131 132 vim_free(old_term); 133 134 #ifdef FEAT_AUTOCMD 135 /* If the GUI started successfully, trigger the GUIEnter event, otherwise 136 * the GUIFailed event. */ 137 gui_mch_update(); 138 apply_autocmds(gui.in_use ? EVENT_GUIENTER : EVENT_GUIFAILED, 139 NULL, NULL, FALSE, curbuf); 140 #endif 141 --recursive; 142 } 143 144 /* 145 * Set_termname() will call gui_init() to start the GUI. 146 * Set the "starting" flag, to indicate that the GUI will start. 147 * 148 * We don't want to open the GUI shell until after we've read .gvimrc, 149 * otherwise we don't know what font we will use, and hence we don't know 150 * what size the shell should be. So if there are errors in the .gvimrc 151 * file, they will have to go to the terminal: Set full_screen to FALSE. 152 * full_screen will be set to TRUE again by a successful termcapinit(). 153 */ 154 static void 155 gui_attempt_start(void) 156 { 157 static int recursive = 0; 158 159 ++recursive; 160 gui.starting = TRUE; 161 162 #ifdef FEAT_GUI_GTK 163 gui.event_time = GDK_CURRENT_TIME; 164 #endif 165 166 termcapinit((char_u *)"builtin_gui"); 167 gui.starting = recursive - 1; 168 169 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) 170 if (gui.in_use) 171 { 172 # ifdef FEAT_EVAL 173 Window x11_window; 174 Display *x11_display; 175 176 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) 177 set_vim_var_nr(VV_WINDOWID, (long)x11_window); 178 # endif 179 180 /* Display error messages in a dialog now. */ 181 display_errors(); 182 } 183 #endif 184 --recursive; 185 } 186 187 #ifdef MAY_FORK 188 189 /* for waitpid() */ 190 # if defined(HAVE_SYS_WAIT_H) || defined(HAVE_UNION_WAIT) 191 # include <sys/wait.h> 192 # endif 193 194 /* 195 * Create a new process, by forking. In the child, start the GUI, and in 196 * the parent, exit. 197 * 198 * If something goes wrong, this will return with gui.in_use still set 199 * to FALSE, in which case the caller should continue execution without 200 * the GUI. 201 * 202 * If the child fails to start the GUI, then the child will exit and the 203 * parent will return. If the child succeeds, then the parent will exit 204 * and the child will return. 205 */ 206 static void 207 gui_do_fork(void) 208 { 209 int pipefd[2]; /* pipe between parent and child */ 210 int pipe_error; 211 int status; 212 int exit_status; 213 pid_t pid = -1; 214 215 /* Setup a pipe between the child and the parent, so that the parent 216 * knows when the child has done the setsid() call and is allowed to 217 * exit. */ 218 pipe_error = (pipe(pipefd) < 0); 219 pid = fork(); 220 if (pid < 0) /* Fork error */ 221 { 222 EMSG(_("E851: Failed to create a new process for the GUI")); 223 return; 224 } 225 else if (pid > 0) /* Parent */ 226 { 227 /* Give the child some time to do the setsid(), otherwise the 228 * exit() may kill the child too (when starting gvim from inside a 229 * gvim). */ 230 if (!pipe_error) 231 { 232 /* The read returns when the child closes the pipe (or when 233 * the child dies for some reason). */ 234 close(pipefd[1]); 235 status = gui_read_child_pipe(pipefd[0]); 236 if (status == GUI_CHILD_FAILED) 237 { 238 /* The child failed to start the GUI, so the caller must 239 * continue. There may be more error information written 240 * to stderr by the child. */ 241 # ifdef __NeXT__ 242 wait4(pid, &exit_status, 0, (struct rusage *)0); 243 # else 244 waitpid(pid, &exit_status, 0); 245 # endif 246 EMSG(_("E852: The child process failed to start the GUI")); 247 return; 248 } 249 else if (status == GUI_CHILD_IO_ERROR) 250 { 251 pipe_error = TRUE; 252 } 253 /* else GUI_CHILD_OK: parent exit */ 254 } 255 256 if (pipe_error) 257 ui_delay(300L, TRUE); 258 259 /* When swapping screens we may need to go to the next line, e.g., 260 * after a hit-enter prompt and using ":gui". */ 261 if (newline_on_exit) 262 mch_errmsg("\r\n"); 263 264 /* 265 * The parent must skip the normal exit() processing, the child 266 * will do it. For example, GTK messes up signals when exiting. 267 */ 268 _exit(0); 269 } 270 /* Child */ 271 272 #ifdef FEAT_GUI_GTK 273 /* Call gtk_init_check() here after fork(). See gui_init_check(). */ 274 if (gui_mch_init_check() != OK) 275 getout_preserve_modified(1); 276 #endif 277 278 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) 279 /* 280 * Change our process group. On some systems/shells a CTRL-C in the 281 * shell where Vim was started would otherwise kill gvim! 282 */ 283 # if defined(HAVE_SETSID) 284 (void)setsid(); 285 # else 286 (void)setpgid(0, 0); 287 # endif 288 # endif 289 if (!pipe_error) 290 close(pipefd[0]); 291 292 # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) 293 /* Tell the session manager our new PID */ 294 gui_mch_forked(); 295 # endif 296 297 /* Try to start the GUI */ 298 gui_attempt_start(); 299 300 /* Notify the parent */ 301 if (!pipe_error) 302 { 303 if (gui.in_use) 304 write_eintr(pipefd[1], "ok", 3); 305 else 306 write_eintr(pipefd[1], "fail", 5); 307 close(pipefd[1]); 308 } 309 310 /* If we failed to start the GUI, exit now. */ 311 if (!gui.in_use) 312 getout_preserve_modified(1); 313 } 314 315 /* 316 * Read from a pipe assumed to be connected to the child process (this 317 * function is called from the parent). 318 * Return GUI_CHILD_OK if the child successfully started the GUI, 319 * GUY_CHILD_FAILED if the child failed, or GUI_CHILD_IO_ERROR if there was 320 * some other error. 321 * 322 * The file descriptor will be closed before the function returns. 323 */ 324 static int 325 gui_read_child_pipe(int fd) 326 { 327 long bytes_read; 328 #define READ_BUFFER_SIZE 10 329 char buffer[READ_BUFFER_SIZE]; 330 331 bytes_read = read_eintr(fd, buffer, READ_BUFFER_SIZE - 1); 332 #undef READ_BUFFER_SIZE 333 close(fd); 334 if (bytes_read < 0) 335 return GUI_CHILD_IO_ERROR; 336 buffer[bytes_read] = NUL; 337 if (strcmp(buffer, "ok") == 0) 338 return GUI_CHILD_OK; 339 return GUI_CHILD_FAILED; 340 } 341 342 #endif /* MAY_FORK */ 343 344 /* 345 * Call this when vim starts up, whether or not the GUI is started 346 */ 347 void 348 gui_prepare(int *argc, char **argv) 349 { 350 gui.in_use = FALSE; /* No GUI yet (maybe later) */ 351 gui.starting = FALSE; /* No GUI yet (maybe later) */ 352 gui_mch_prepare(argc, argv); 353 } 354 355 /* 356 * Try initializing the GUI and check if it can be started. 357 * Used from main() to check early if "vim -g" can start the GUI. 358 * Used from gui_init() to prepare for starting the GUI. 359 * Returns FAIL or OK. 360 */ 361 int 362 gui_init_check(void) 363 { 364 static int result = MAYBE; 365 366 if (result != MAYBE) 367 { 368 if (result == FAIL) 369 EMSG(_("E229: Cannot start the GUI")); 370 return result; 371 } 372 373 gui.shell_created = FALSE; 374 gui.dying = FALSE; 375 gui.in_focus = TRUE; /* so the guicursor setting works */ 376 gui.dragged_sb = SBAR_NONE; 377 gui.dragged_wp = NULL; 378 gui.pointer_hidden = FALSE; 379 gui.col = 0; 380 gui.row = 0; 381 gui.num_cols = Columns; 382 gui.num_rows = Rows; 383 384 gui.cursor_is_valid = FALSE; 385 gui.scroll_region_top = 0; 386 gui.scroll_region_bot = Rows - 1; 387 gui.scroll_region_left = 0; 388 gui.scroll_region_right = Columns - 1; 389 gui.highlight_mask = HL_NORMAL; 390 gui.char_width = 1; 391 gui.char_height = 1; 392 gui.char_ascent = 0; 393 gui.border_width = 0; 394 395 gui.norm_font = NOFONT; 396 #ifndef FEAT_GUI_GTK 397 gui.bold_font = NOFONT; 398 gui.ital_font = NOFONT; 399 gui.boldital_font = NOFONT; 400 # ifdef FEAT_XFONTSET 401 gui.fontset = NOFONTSET; 402 # endif 403 #endif 404 #ifdef FEAT_MBYTE 405 gui.wide_font = NOFONT; 406 # ifndef FEAT_GUI_GTK 407 gui.wide_bold_font = NOFONT; 408 gui.wide_ital_font = NOFONT; 409 gui.wide_boldital_font = NOFONT; 410 # endif 411 #endif 412 413 #ifdef FEAT_MENU 414 # ifndef FEAT_GUI_GTK 415 # ifdef FONTSET_ALWAYS 416 gui.menu_fontset = NOFONTSET; 417 # else 418 gui.menu_font = NOFONT; 419 # endif 420 # endif 421 gui.menu_is_active = TRUE; /* default: include menu */ 422 # ifndef FEAT_GUI_GTK 423 gui.menu_height = MENU_DEFAULT_HEIGHT; 424 gui.menu_width = 0; 425 # endif 426 #endif 427 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 428 gui.toolbar_height = 0; 429 #endif 430 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) 431 gui.footer_height = 0; 432 #endif 433 #ifdef FEAT_BEVAL_TIP 434 gui.tooltip_fontset = NOFONTSET; 435 #endif 436 437 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; 438 gui.prev_wrap = -1; 439 440 #ifdef ALWAYS_USE_GUI 441 result = OK; 442 #else 443 # ifdef FEAT_GUI_GTK 444 /* 445 * Note: Don't call gtk_init_check() before fork, it will be called after 446 * the fork. When calling it before fork, it make vim hang for a while. 447 * See gui_do_fork(). 448 * Use a simpler check if the GUI window can probably be opened. 449 */ 450 result = gui.dofork ? gui_mch_early_init_check() : gui_mch_init_check(); 451 # else 452 result = gui_mch_init_check(); 453 # endif 454 #endif 455 return result; 456 } 457 458 /* 459 * This is the call which starts the GUI. 460 */ 461 void 462 gui_init(void) 463 { 464 win_T *wp; 465 static int recursive = 0; 466 467 /* 468 * It's possible to use ":gui" in a .gvimrc file. The first halve of this 469 * function will then be executed at the first call, the rest by the 470 * recursive call. This allow the shell to be opened halfway reading a 471 * gvimrc file. 472 */ 473 if (!recursive) 474 { 475 ++recursive; 476 477 clip_init(TRUE); 478 479 /* If can't initialize, don't try doing the rest */ 480 if (gui_init_check() == FAIL) 481 { 482 --recursive; 483 clip_init(FALSE); 484 return; 485 } 486 487 /* 488 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It 489 * breaks the Paste toolbar button. 490 */ 491 set_option_value((char_u *)"paste", 0L, NULL, 0); 492 493 /* 494 * Set up system-wide default menus. 495 */ 496 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) 497 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) 498 { 499 sys_menu = TRUE; 500 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE); 501 sys_menu = FALSE; 502 } 503 #endif 504 505 /* 506 * Switch on the mouse by default, unless the user changed it already. 507 * This can then be changed in the .gvimrc. 508 */ 509 if (!option_was_set((char_u *)"mouse")) 510 set_string_option_direct((char_u *)"mouse", -1, 511 (char_u *)"a", OPT_FREE, SID_NONE); 512 513 /* 514 * If -U option given, use only the initializations from that file and 515 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". 516 */ 517 if (use_gvimrc != NULL) 518 { 519 if (STRCMP(use_gvimrc, "NONE") != 0 520 && STRCMP(use_gvimrc, "NORC") != 0 521 && do_source(use_gvimrc, FALSE, DOSO_NONE) != OK) 522 EMSG2(_("E230: Cannot read from \"%s\""), use_gvimrc); 523 } 524 else 525 { 526 /* 527 * Get system wide defaults for gvim, only when file name defined. 528 */ 529 #ifdef SYS_GVIMRC_FILE 530 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE); 531 #endif 532 533 /* 534 * Try to read GUI initialization commands from the following 535 * places: 536 * - environment variable GVIMINIT 537 * - the user gvimrc file (~/.gvimrc) 538 * - the second user gvimrc file ($VIM/.gvimrc for Dos) 539 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) 540 * The first that exists is used, the rest is ignored. 541 */ 542 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL 543 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, 544 DOSO_GVIMRC) == FAIL 545 #ifdef USR_GVIMRC_FILE2 546 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, 547 DOSO_GVIMRC) == FAIL 548 #endif 549 #ifdef USR_GVIMRC_FILE3 550 && do_source((char_u *)USR_GVIMRC_FILE3, TRUE, 551 DOSO_GVIMRC) == FAIL 552 #endif 553 ) 554 { 555 #ifdef USR_GVIMRC_FILE4 556 (void)do_source((char_u *)USR_GVIMRC_FILE4, TRUE, DOSO_GVIMRC); 557 #endif 558 } 559 560 /* 561 * Read initialization commands from ".gvimrc" in current 562 * directory. This is only done if the 'exrc' option is set. 563 * Because of security reasons we disallow shell and write 564 * commands now, except for unix if the file is owned by the user 565 * or 'secure' option has been reset in environment of global 566 * ".gvimrc". 567 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, 568 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. 569 */ 570 if (p_exrc) 571 { 572 #ifdef UNIX 573 { 574 struct stat s; 575 576 /* if ".gvimrc" file is not owned by user, set 'secure' 577 * mode */ 578 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) 579 secure = p_secure; 580 } 581 #else 582 secure = p_secure; 583 #endif 584 585 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, 586 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 587 #ifdef SYS_GVIMRC_FILE 588 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, 589 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 590 #endif 591 #ifdef USR_GVIMRC_FILE2 592 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, 593 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 594 #endif 595 #ifdef USR_GVIMRC_FILE3 596 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, 597 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 598 #endif 599 #ifdef USR_GVIMRC_FILE4 600 && fullpathcmp((char_u *)USR_GVIMRC_FILE4, 601 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 602 #endif 603 ) 604 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC); 605 606 if (secure == 2) 607 need_wait_return = TRUE; 608 secure = 0; 609 } 610 } 611 612 if (need_wait_return || msg_didany) 613 wait_return(TRUE); 614 615 --recursive; 616 } 617 618 /* If recursive call opened the shell, return here from the first call */ 619 if (gui.in_use) 620 return; 621 622 /* 623 * Create the GUI shell. 624 */ 625 gui.in_use = TRUE; /* Must be set after menus have been set up */ 626 if (gui_mch_init() == FAIL) 627 goto error; 628 629 /* Avoid a delay for an error message that was printed in the terminal 630 * where Vim was started. */ 631 emsg_on_display = FALSE; 632 msg_scrolled = 0; 633 clear_sb_text(); 634 need_wait_return = FALSE; 635 msg_didany = FALSE; 636 637 /* 638 * Check validity of any generic resources that may have been loaded. 639 */ 640 if (gui.border_width < 0) 641 gui.border_width = 0; 642 643 /* 644 * Set up the fonts. First use a font specified with "-fn" or "-font". 645 */ 646 if (font_argument != NULL) 647 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); 648 if ( 649 #ifdef FEAT_XFONTSET 650 (*p_guifontset == NUL 651 || gui_init_font(p_guifontset, TRUE) == FAIL) && 652 #endif 653 gui_init_font(*p_guifont == NUL ? hl_get_font_name() 654 : p_guifont, FALSE) == FAIL) 655 { 656 EMSG(_("E665: Cannot start GUI, no valid font found")); 657 goto error2; 658 } 659 #ifdef FEAT_MBYTE 660 if (gui_get_wide_font() == FAIL) 661 EMSG(_("E231: 'guifontwide' invalid")); 662 #endif 663 664 gui.num_cols = Columns; 665 gui.num_rows = Rows; 666 gui_reset_scroll_region(); 667 668 /* Create initial scrollbars */ 669 FOR_ALL_WINDOWS(wp) 670 { 671 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); 672 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); 673 } 674 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); 675 676 #ifdef FEAT_MENU 677 gui_create_initial_menus(root_menu); 678 #endif 679 #ifdef FEAT_SUN_WORKSHOP 680 if (usingSunWorkShop) 681 workshop_init(); 682 #endif 683 #ifdef FEAT_SIGN_ICONS 684 sign_gui_started(); 685 #endif 686 687 /* Configure the desired menu and scrollbars */ 688 gui_init_which_components(NULL); 689 690 /* All components of the GUI have been created now */ 691 gui.shell_created = TRUE; 692 693 #ifndef FEAT_GUI_GTK 694 /* Set the shell size, adjusted for the screen size. For GTK this only 695 * works after the shell has been opened, thus it is further down. */ 696 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 697 #endif 698 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 699 /* Need to set the size of the menubar after all the menus have been 700 * created. */ 701 gui_mch_compute_menu_height((Widget)0); 702 #endif 703 704 /* 705 * Actually open the GUI shell. 706 */ 707 if (gui_mch_open() != FAIL) 708 { 709 #ifdef FEAT_TITLE 710 maketitle(); 711 resettitle(); 712 #endif 713 init_gui_options(); 714 #ifdef FEAT_ARABIC 715 /* Our GUI can't do bidi. */ 716 p_tbidi = FALSE; 717 #endif 718 #if defined(FEAT_GUI_GTK) 719 /* Give GTK+ a chance to put all widget's into place. */ 720 gui_mch_update(); 721 722 # ifdef FEAT_MENU 723 /* If there is no 'm' in 'guioptions' we need to remove the menu now. 724 * It was still there to make F10 work. */ 725 if (vim_strchr(p_go, GO_MENUS) == NULL) 726 { 727 --gui.starting; 728 gui_mch_enable_menu(FALSE); 729 ++gui.starting; 730 gui_mch_update(); 731 } 732 # endif 733 734 /* Now make sure the shell fits on the screen. */ 735 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 736 #endif 737 /* When 'lines' was set while starting up the topframe may have to be 738 * resized. */ 739 win_new_shellsize(); 740 741 #ifdef FEAT_BEVAL 742 /* Always create the Balloon Evaluation area, but disable it when 743 * 'ballooneval' is off */ 744 # ifdef FEAT_GUI_GTK 745 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, 746 &general_beval_cb, NULL); 747 # else 748 # if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) 749 { 750 extern Widget textArea; 751 balloonEval = gui_mch_create_beval_area(textArea, NULL, 752 &general_beval_cb, NULL); 753 } 754 # else 755 # ifdef FEAT_GUI_W32 756 balloonEval = gui_mch_create_beval_area(NULL, NULL, 757 &general_beval_cb, NULL); 758 # endif 759 # endif 760 # endif 761 if (!p_beval) 762 gui_mch_disable_beval_area(balloonEval); 763 #endif 764 765 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) 766 if (!im_xim_isvalid_imactivate()) 767 EMSG(_("E599: Value of 'imactivatekey' is invalid")); 768 #endif 769 /* When 'cmdheight' was set during startup it may not have taken 770 * effect yet. */ 771 if (p_ch != 1L) 772 command_height(); 773 774 return; 775 } 776 777 error2: 778 #ifdef FEAT_GUI_X11 779 /* undo gui_mch_init() */ 780 gui_mch_uninit(); 781 #endif 782 783 error: 784 gui.in_use = FALSE; 785 clip_init(FALSE); 786 } 787 788 789 void 790 gui_exit(int rc) 791 { 792 /* don't free the fonts, it leads to a BUS error 793 * [email protected] Jul 99 */ 794 free_highlight_fonts(); 795 gui.in_use = FALSE; 796 gui_mch_exit(rc); 797 } 798 799 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ 800 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) 801 # define NEED_GUI_UPDATE_SCREEN 1 802 /* 803 * Called when the GUI shell is closed by the user. If there are no changed 804 * files Vim exits, otherwise there will be a dialog to ask the user what to 805 * do. 806 * When this function returns, Vim should NOT exit! 807 */ 808 void 809 gui_shell_closed(void) 810 { 811 cmdmod_T save_cmdmod; 812 813 save_cmdmod = cmdmod; 814 815 /* Only exit when there are no changed files */ 816 exiting = TRUE; 817 # ifdef FEAT_BROWSE 818 cmdmod.browse = TRUE; 819 # endif 820 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 821 cmdmod.confirm = TRUE; 822 # endif 823 /* If there are changed buffers, present the user with a dialog if 824 * possible, otherwise give an error message. */ 825 if (!check_changed_any(FALSE, FALSE)) 826 getout(0); 827 828 exiting = FALSE; 829 cmdmod = save_cmdmod; 830 gui_update_screen(); /* redraw, window may show changed buffer */ 831 } 832 #endif 833 834 /* 835 * Set the font. "font_list" is a comma separated list of font names. The 836 * first font name that works is used. If none is found, use the default 837 * font. 838 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. 839 * Return OK when able to set the font. When it failed FAIL is returned and 840 * the fonts are unchanged. 841 */ 842 int 843 gui_init_font(char_u *font_list, int fontset UNUSED) 844 { 845 #define FONTLEN 320 846 char_u font_name[FONTLEN]; 847 int font_list_empty = FALSE; 848 int ret = FAIL; 849 850 if (!gui.in_use) 851 return FAIL; 852 853 font_name[0] = NUL; 854 if (*font_list == NUL) 855 font_list_empty = TRUE; 856 else 857 { 858 #ifdef FEAT_XFONTSET 859 /* When using a fontset, the whole list of fonts is one name. */ 860 if (fontset) 861 ret = gui_mch_init_font(font_list, TRUE); 862 else 863 #endif 864 while (*font_list != NUL) 865 { 866 /* Isolate one comma separated font name. */ 867 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); 868 869 /* Careful!!! The Win32 version of gui_mch_init_font(), when 870 * called with "*" will change p_guifont to the selected font 871 * name, which frees the old value. This makes font_list 872 * invalid. Thus when OK is returned here, font_list must no 873 * longer be used! */ 874 if (gui_mch_init_font(font_name, FALSE) == OK) 875 { 876 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 877 /* If it's a Unicode font, try setting 'guifontwide' to a 878 * similar double-width font. */ 879 if ((p_guifontwide == NULL || *p_guifontwide == NUL) 880 && strstr((char *)font_name, "10646") != NULL) 881 set_guifontwide(font_name); 882 #endif 883 ret = OK; 884 break; 885 } 886 } 887 } 888 889 if (ret != OK 890 && STRCMP(font_list, "*") != 0 891 && (font_list_empty || gui.norm_font == NOFONT)) 892 { 893 /* 894 * Couldn't load any font in 'font_list', keep the current font if 895 * there is one. If 'font_list' is empty, or if there is no current 896 * font, tell gui_mch_init_font() to try to find a font we can load. 897 */ 898 ret = gui_mch_init_font(NULL, FALSE); 899 } 900 901 if (ret == OK) 902 { 903 #ifndef FEAT_GUI_GTK 904 /* Set normal font as current font */ 905 # ifdef FEAT_XFONTSET 906 if (gui.fontset != NOFONTSET) 907 gui_mch_set_fontset(gui.fontset); 908 else 909 # endif 910 gui_mch_set_font(gui.norm_font); 911 #endif 912 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 913 } 914 915 return ret; 916 } 917 918 #if defined(FEAT_MBYTE) || defined(PROTO) 919 # ifndef FEAT_GUI_GTK 920 /* 921 * Try setting 'guifontwide' to a font twice as wide as "name". 922 */ 923 static void 924 set_guifontwide(char_u *name) 925 { 926 int i = 0; 927 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */ 928 char_u *wp = NULL; 929 char_u *p; 930 GuiFont font; 931 932 wp = wide_name; 933 for (p = name; *p != NUL; ++p) 934 { 935 *wp++ = *p; 936 if (*p == '-') 937 { 938 ++i; 939 if (i == 6) /* font type: change "--" to "-*-" */ 940 { 941 if (p[1] == '-') 942 *wp++ = '*'; 943 } 944 else if (i == 12) /* found the width */ 945 { 946 ++p; 947 i = getdigits(&p); 948 if (i != 0) 949 { 950 /* Double the width specification. */ 951 sprintf((char *)wp, "%d%s", i * 2, p); 952 font = gui_mch_get_font(wide_name, FALSE); 953 if (font != NOFONT) 954 { 955 gui_mch_free_font(gui.wide_font); 956 gui.wide_font = font; 957 set_string_option_direct((char_u *)"gfw", -1, 958 wide_name, OPT_FREE, 0); 959 } 960 } 961 break; 962 } 963 } 964 } 965 } 966 # endif /* !FEAT_GUI_GTK */ 967 968 /* 969 * Get the font for 'guifontwide'. 970 * Return FAIL for an invalid font name. 971 */ 972 int 973 gui_get_wide_font(void) 974 { 975 GuiFont font = NOFONT; 976 char_u font_name[FONTLEN]; 977 char_u *p; 978 979 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */ 980 return OK; /* Will give an error message later. */ 981 982 if (p_guifontwide != NULL && *p_guifontwide != NUL) 983 { 984 for (p = p_guifontwide; *p != NUL; ) 985 { 986 /* Isolate one comma separated font name. */ 987 (void)copy_option_part(&p, font_name, FONTLEN, ","); 988 font = gui_mch_get_font(font_name, FALSE); 989 if (font != NOFONT) 990 break; 991 } 992 if (font == NOFONT) 993 return FAIL; 994 } 995 996 gui_mch_free_font(gui.wide_font); 997 # ifdef FEAT_GUI_GTK 998 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */ 999 if (font != NOFONT && gui.norm_font != NOFONT 1000 && pango_font_description_equal(font, gui.norm_font)) 1001 { 1002 gui.wide_font = NOFONT; 1003 gui_mch_free_font(font); 1004 } 1005 else 1006 # endif 1007 gui.wide_font = font; 1008 # ifdef FEAT_GUI_MSWIN 1009 gui_mch_wide_font_changed(); 1010 # else 1011 /* 1012 * TODO: setup wide_bold_font, wide_ital_font and wide_boldital_font to 1013 * support those fonts for 'guifontwide'. 1014 */ 1015 # endif 1016 return OK; 1017 } 1018 #endif 1019 1020 void 1021 gui_set_cursor(int row, int col) 1022 { 1023 gui.row = row; 1024 gui.col = col; 1025 } 1026 1027 /* 1028 * gui_check_pos - check if the cursor is on the screen. 1029 */ 1030 static void 1031 gui_check_pos(void) 1032 { 1033 if (gui.row >= screen_Rows) 1034 gui.row = screen_Rows - 1; 1035 if (gui.col >= screen_Columns) 1036 gui.col = screen_Columns - 1; 1037 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) 1038 gui.cursor_is_valid = FALSE; 1039 } 1040 1041 /* 1042 * Redraw the cursor if necessary or when forced. 1043 * Careful: The contents of ScreenLines[] must match what is on the screen, 1044 * otherwise this goes wrong. May need to call out_flush() first. 1045 */ 1046 void 1047 gui_update_cursor( 1048 int force, /* when TRUE, update even when not moved */ 1049 int clear_selection)/* clear selection under cursor */ 1050 { 1051 int cur_width = 0; 1052 int cur_height = 0; 1053 int old_hl_mask; 1054 int idx; 1055 int id; 1056 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */ 1057 int cattr; /* cursor attributes */ 1058 int attr; 1059 attrentry_T *aep = NULL; 1060 1061 /* Don't update the cursor when halfway busy scrolling or the screen size 1062 * doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. */ 1063 if (!can_update_cursor || screen_Columns != gui.num_cols 1064 || screen_Rows != gui.num_rows) 1065 return; 1066 1067 gui_check_pos(); 1068 if (!gui.cursor_is_valid || force 1069 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1070 { 1071 gui_undraw_cursor(); 1072 if (gui.row < 0) 1073 return; 1074 #ifdef USE_IM_CONTROL 1075 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1076 im_set_position(gui.row, gui.col); 1077 #endif 1078 gui.cursor_row = gui.row; 1079 gui.cursor_col = gui.col; 1080 1081 /* Only write to the screen after ScreenLines[] has been initialized */ 1082 if (!screen_cleared || ScreenLines == NULL) 1083 return; 1084 1085 /* Clear the selection if we are about to write over it */ 1086 if (clear_selection) 1087 clip_may_clear_selection(gui.row, gui.row); 1088 /* Check that the cursor is inside the shell (resizing may have made 1089 * it invalid) */ 1090 if (gui.row >= screen_Rows || gui.col >= screen_Columns) 1091 return; 1092 1093 gui.cursor_is_valid = TRUE; 1094 1095 /* 1096 * How the cursor is drawn depends on the current mode. 1097 */ 1098 idx = get_shape_idx(FALSE); 1099 if (State & LANGMAP) 1100 id = shape_table[idx].id_lm; 1101 else 1102 id = shape_table[idx].id; 1103 1104 /* get the colors and attributes for the cursor. Default is inverted */ 1105 cfg = INVALCOLOR; 1106 cbg = INVALCOLOR; 1107 cattr = HL_INVERSE; 1108 gui_mch_set_blinking(shape_table[idx].blinkwait, 1109 shape_table[idx].blinkon, 1110 shape_table[idx].blinkoff); 1111 if (id > 0) 1112 { 1113 cattr = syn_id2colors(id, &cfg, &cbg); 1114 #if defined(USE_IM_CONTROL) || defined(FEAT_HANGULIN) 1115 { 1116 static int iid; 1117 guicolor_T fg, bg; 1118 1119 if ( 1120 # if defined(FEAT_GUI_GTK) && !defined(FEAT_HANGULIN) 1121 preedit_get_status() 1122 # else 1123 im_get_status() 1124 # endif 1125 ) 1126 { 1127 iid = syn_name2id((char_u *)"CursorIM"); 1128 if (iid > 0) 1129 { 1130 syn_id2colors(iid, &fg, &bg); 1131 if (bg != INVALCOLOR) 1132 cbg = bg; 1133 if (fg != INVALCOLOR) 1134 cfg = fg; 1135 } 1136 } 1137 } 1138 #endif 1139 } 1140 1141 /* 1142 * Get the attributes for the character under the cursor. 1143 * When no cursor color was given, use the character color. 1144 */ 1145 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1146 if (attr > HL_ALL) 1147 aep = syn_gui_attr2entry(attr); 1148 if (aep != NULL) 1149 { 1150 attr = aep->ae_attr; 1151 if (cfg == INVALCOLOR) 1152 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1153 : aep->ae_u.gui.fg_color); 1154 if (cbg == INVALCOLOR) 1155 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1156 : aep->ae_u.gui.bg_color); 1157 } 1158 if (cfg == INVALCOLOR) 1159 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; 1160 if (cbg == INVALCOLOR) 1161 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; 1162 1163 #ifdef FEAT_XIM 1164 if (aep != NULL) 1165 { 1166 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1167 : aep->ae_u.gui.bg_color); 1168 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1169 : aep->ae_u.gui.fg_color); 1170 if (xim_bg_color == INVALCOLOR) 1171 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1172 : gui.back_pixel; 1173 if (xim_fg_color == INVALCOLOR) 1174 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1175 : gui.norm_pixel; 1176 } 1177 else 1178 { 1179 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1180 : gui.back_pixel; 1181 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1182 : gui.norm_pixel; 1183 } 1184 #endif 1185 1186 attr &= ~HL_INVERSE; 1187 if (cattr & HL_INVERSE) 1188 { 1189 cc = cbg; 1190 cbg = cfg; 1191 cfg = cc; 1192 } 1193 cattr &= ~HL_INVERSE; 1194 1195 /* 1196 * When we don't have window focus, draw a hollow cursor. 1197 */ 1198 if (!gui.in_focus) 1199 { 1200 gui_mch_draw_hollow_cursor(cbg); 1201 return; 1202 } 1203 1204 old_hl_mask = gui.highlight_mask; 1205 if (shape_table[idx].shape == SHAPE_BLOCK 1206 #ifdef FEAT_HANGULIN 1207 || composing_hangul 1208 #endif 1209 ) 1210 { 1211 /* 1212 * Draw the text character with the cursor colors. Use the 1213 * character attributes plus the cursor attributes. 1214 */ 1215 gui.highlight_mask = (cattr | attr); 1216 #ifdef FEAT_HANGULIN 1217 if (composing_hangul) 1218 { 1219 char_u *comp_buf; 1220 int comp_len; 1221 1222 comp_buf = hangul_composing_buffer_get(&comp_len); 1223 if (comp_buf) 1224 { 1225 (void)gui_outstr_nowrap(comp_buf, comp_len, 1226 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 1227 cfg, cbg, 0); 1228 vim_free(comp_buf); 1229 } 1230 } 1231 else 1232 #endif 1233 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1234 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1235 } 1236 else 1237 { 1238 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1239 int col_off = FALSE; 1240 #endif 1241 /* 1242 * First draw the partial cursor, then overwrite with the text 1243 * character, using a transparent background. 1244 */ 1245 if (shape_table[idx].shape == SHAPE_VER) 1246 { 1247 cur_height = gui.char_height; 1248 cur_width = (gui.char_width * shape_table[idx].percentage 1249 + 99) / 100; 1250 } 1251 else 1252 { 1253 cur_height = (gui.char_height * shape_table[idx].percentage 1254 + 99) / 100; 1255 cur_width = gui.char_width; 1256 } 1257 #ifdef FEAT_MBYTE 1258 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col, 1259 LineOffset[gui.row] + screen_Columns) > 1) 1260 { 1261 /* Double wide character. */ 1262 if (shape_table[idx].shape != SHAPE_VER) 1263 cur_width += gui.char_width; 1264 # ifdef FEAT_RIGHTLEFT 1265 if (CURSOR_BAR_RIGHT) 1266 { 1267 /* gui.col points to the left halve of the character but 1268 * the vertical line needs to be on the right halve. 1269 * A double-wide horizontal line is also drawn from the 1270 * right halve in gui_mch_draw_part_cursor(). */ 1271 col_off = TRUE; 1272 ++gui.col; 1273 } 1274 # endif 1275 } 1276 #endif 1277 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); 1278 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1279 if (col_off) 1280 --gui.col; 1281 #endif 1282 1283 #ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */ 1284 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1285 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1286 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, 1287 (guicolor_T)0, (guicolor_T)0, 0); 1288 #endif 1289 } 1290 gui.highlight_mask = old_hl_mask; 1291 } 1292 } 1293 1294 #if defined(FEAT_MENU) || defined(PROTO) 1295 void 1296 gui_position_menu(void) 1297 { 1298 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) 1299 if (gui.menu_is_active && gui.in_use) 1300 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); 1301 # endif 1302 } 1303 #endif 1304 1305 /* 1306 * Position the various GUI components (text area, menu). The vertical 1307 * scrollbars are NOT handled here. See gui_update_scrollbars(). 1308 */ 1309 static void 1310 gui_position_components(int total_width UNUSED) 1311 { 1312 int text_area_x; 1313 int text_area_y; 1314 int text_area_width; 1315 int text_area_height; 1316 1317 /* avoid that moving components around generates events */ 1318 ++hold_gui_events; 1319 1320 text_area_x = 0; 1321 if (gui.which_scrollbars[SBAR_LEFT]) 1322 text_area_x += gui.scrollbar_width; 1323 1324 text_area_y = 0; 1325 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) 1326 gui.menu_width = total_width; 1327 if (gui.menu_is_active) 1328 text_area_y += gui.menu_height; 1329 #endif 1330 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) 1331 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1332 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 1333 #endif 1334 1335 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1336 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC)) 1337 if (gui_has_tabline()) 1338 text_area_y += gui.tabline_height; 1339 #endif 1340 1341 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 1342 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1343 { 1344 # ifdef FEAT_GUI_ATHENA 1345 gui_mch_set_toolbar_pos(0, text_area_y, 1346 gui.menu_width, gui.toolbar_height); 1347 # endif 1348 text_area_y += gui.toolbar_height; 1349 } 1350 #endif 1351 1352 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; 1353 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; 1354 1355 gui_mch_set_text_area_pos(text_area_x, 1356 text_area_y, 1357 text_area_width, 1358 text_area_height 1359 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1360 + xim_get_status_area_height() 1361 #endif 1362 ); 1363 #ifdef FEAT_MENU 1364 gui_position_menu(); 1365 #endif 1366 if (gui.which_scrollbars[SBAR_BOTTOM]) 1367 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, 1368 text_area_x, 1369 text_area_y + text_area_height, 1370 text_area_width, 1371 gui.scrollbar_height); 1372 gui.left_sbar_x = 0; 1373 gui.right_sbar_x = text_area_x + text_area_width; 1374 1375 --hold_gui_events; 1376 } 1377 1378 /* 1379 * Get the width of the widgets and decorations to the side of the text area. 1380 */ 1381 int 1382 gui_get_base_width(void) 1383 { 1384 int base_width; 1385 1386 base_width = 2 * gui.border_offset; 1387 if (gui.which_scrollbars[SBAR_LEFT]) 1388 base_width += gui.scrollbar_width; 1389 if (gui.which_scrollbars[SBAR_RIGHT]) 1390 base_width += gui.scrollbar_width; 1391 return base_width; 1392 } 1393 1394 /* 1395 * Get the height of the widgets and decorations above and below the text area. 1396 */ 1397 int 1398 gui_get_base_height(void) 1399 { 1400 int base_height; 1401 1402 base_height = 2 * gui.border_offset; 1403 if (gui.which_scrollbars[SBAR_BOTTOM]) 1404 base_height += gui.scrollbar_height; 1405 #ifdef FEAT_GUI_GTK 1406 /* We can't take the sizes properly into account until anything is 1407 * realized. Therefore we recalculate all the values here just before 1408 * setting the size. (--mdcki) */ 1409 #else 1410 # ifdef FEAT_MENU 1411 if (gui.menu_is_active) 1412 base_height += gui.menu_height; 1413 # endif 1414 # ifdef FEAT_TOOLBAR 1415 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1416 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) 1417 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); 1418 # else 1419 base_height += gui.toolbar_height; 1420 # endif 1421 # endif 1422 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1423 || defined(FEAT_GUI_MOTIF)) 1424 if (gui_has_tabline()) 1425 base_height += gui.tabline_height; 1426 # endif 1427 # ifdef FEAT_FOOTER 1428 if (vim_strchr(p_go, GO_FOOTER) != NULL) 1429 base_height += gui.footer_height; 1430 # endif 1431 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 1432 base_height += gui_mch_text_area_extra_height(); 1433 # endif 1434 #endif 1435 return base_height; 1436 } 1437 1438 /* 1439 * Should be called after the GUI shell has been resized. Its arguments are 1440 * the new width and height of the shell in pixels. 1441 */ 1442 void 1443 gui_resize_shell(int pixel_width, int pixel_height) 1444 { 1445 static int busy = FALSE; 1446 1447 if (!gui.shell_created) /* ignore when still initializing */ 1448 return; 1449 1450 /* 1451 * Can't resize the screen while it is being redrawn. Remember the new 1452 * size and handle it later. 1453 */ 1454 if (updating_screen || busy) 1455 { 1456 new_pixel_width = pixel_width; 1457 new_pixel_height = pixel_height; 1458 return; 1459 } 1460 1461 again: 1462 busy = TRUE; 1463 1464 /* Flush pending output before redrawing */ 1465 out_flush(); 1466 1467 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; 1468 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height; 1469 1470 gui_position_components(pixel_width); 1471 1472 gui_reset_scroll_region(); 1473 /* 1474 * At the "more" and ":confirm" prompt there is no redraw, put the cursor 1475 * at the last line here (why does it have to be one row too low?). 1476 */ 1477 if (State == ASKMORE || State == CONFIRM) 1478 gui.row = gui.num_rows; 1479 1480 /* Only comparing Rows and Columns may be sufficient, but let's stay on 1481 * the safe side. */ 1482 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns 1483 || gui.num_rows != Rows || gui.num_cols != Columns) 1484 shell_resized(); 1485 1486 gui_update_scrollbars(TRUE); 1487 gui_update_cursor(FALSE, TRUE); 1488 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1489 xim_set_status_area(); 1490 #endif 1491 1492 busy = FALSE; 1493 1494 /* 1495 * We could have been called again while redrawing the screen. 1496 * Need to do it all again with the latest size then. 1497 */ 1498 if (new_pixel_height) 1499 { 1500 pixel_width = new_pixel_width; 1501 pixel_height = new_pixel_height; 1502 new_pixel_width = 0; 1503 new_pixel_height = 0; 1504 goto again; 1505 } 1506 } 1507 1508 /* 1509 * Check if gui_resize_shell() must be called. 1510 */ 1511 void 1512 gui_may_resize_shell(void) 1513 { 1514 int h, w; 1515 1516 if (new_pixel_height) 1517 { 1518 /* careful: gui_resize_shell() may postpone the resize again if we 1519 * were called indirectly by it */ 1520 w = new_pixel_width; 1521 h = new_pixel_height; 1522 new_pixel_width = 0; 1523 new_pixel_height = 0; 1524 gui_resize_shell(w, h); 1525 } 1526 } 1527 1528 int 1529 gui_get_shellsize(void) 1530 { 1531 Rows = gui.num_rows; 1532 Columns = gui.num_cols; 1533 return OK; 1534 } 1535 1536 /* 1537 * Set the size of the Vim shell according to Rows and Columns. 1538 * If "fit_to_display" is TRUE then the size may be reduced to fit the window 1539 * on the screen. 1540 */ 1541 void 1542 gui_set_shellsize( 1543 int mustset UNUSED, /* set by the user */ 1544 int fit_to_display, 1545 int direction) /* RESIZE_HOR, RESIZE_VER */ 1546 { 1547 int base_width; 1548 int base_height; 1549 int width; 1550 int height; 1551 int min_width; 1552 int min_height; 1553 int screen_w; 1554 int screen_h; 1555 #ifdef FEAT_GUI_GTK 1556 int un_maximize = mustset; 1557 int did_adjust = 0; 1558 #endif 1559 int x = -1, y = -1; 1560 1561 if (!gui.shell_created) 1562 return; 1563 1564 #if defined(MSWIN) || defined(FEAT_GUI_GTK) 1565 /* If not setting to a user specified size and maximized, calculate the 1566 * number of characters that fit in the maximized window. */ 1567 if (!mustset && gui_mch_maximized()) 1568 { 1569 gui_mch_newfont(); 1570 return; 1571 } 1572 #endif 1573 1574 base_width = gui_get_base_width(); 1575 base_height = gui_get_base_height(); 1576 if (fit_to_display) 1577 /* Remember the original window position. */ 1578 (void)gui_mch_get_winpos(&x, &y); 1579 1580 #ifdef USE_SUN_WORKSHOP 1581 if (!mustset && usingSunWorkShop 1582 && workshop_get_width_height(&width, &height)) 1583 { 1584 Columns = (width - base_width + gui.char_width - 1) / gui.char_width; 1585 Rows = (height - base_height + gui.char_height - 1) / gui.char_height; 1586 } 1587 else 1588 #endif 1589 { 1590 width = Columns * gui.char_width + base_width; 1591 height = Rows * gui.char_height + base_height; 1592 } 1593 1594 if (fit_to_display) 1595 { 1596 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1597 if ((direction & RESIZE_HOR) && width > screen_w) 1598 { 1599 Columns = (screen_w - base_width) / gui.char_width; 1600 if (Columns < MIN_COLUMNS) 1601 Columns = MIN_COLUMNS; 1602 width = Columns * gui.char_width + base_width; 1603 #ifdef FEAT_GUI_GTK 1604 ++did_adjust; 1605 #endif 1606 } 1607 if ((direction & RESIZE_VERT) && height > screen_h) 1608 { 1609 Rows = (screen_h - base_height) / gui.char_height; 1610 check_shellsize(); 1611 height = Rows * gui.char_height + base_height; 1612 #ifdef FEAT_GUI_GTK 1613 ++did_adjust; 1614 #endif 1615 } 1616 #ifdef FEAT_GUI_GTK 1617 if (did_adjust == 2 || (width + gui.char_width >= screen_w 1618 && height + gui.char_height >= screen_h)) 1619 /* don't unmaximize if at maximum size */ 1620 un_maximize = FALSE; 1621 #endif 1622 } 1623 limit_screen_size(); 1624 gui.num_cols = Columns; 1625 gui.num_rows = Rows; 1626 1627 min_width = base_width + MIN_COLUMNS * gui.char_width; 1628 min_height = base_height + MIN_LINES * gui.char_height; 1629 #ifdef FEAT_WINDOWS 1630 min_height += tabline_height() * gui.char_height; 1631 #endif 1632 1633 #ifdef FEAT_GUI_GTK 1634 if (un_maximize) 1635 { 1636 /* If the window size is smaller than the screen unmaximize the 1637 * window, otherwise resizing won't work. */ 1638 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1639 if ((width + gui.char_width < screen_w 1640 || height + gui.char_height * 2 < screen_h) 1641 && gui_mch_maximized()) 1642 gui_mch_unmaximize(); 1643 } 1644 #endif 1645 1646 gui_mch_set_shellsize(width, height, min_width, min_height, 1647 base_width, base_height, direction); 1648 1649 if (fit_to_display && x >= 0 && y >= 0) 1650 { 1651 /* Some window managers put the Vim window left of/above the screen. 1652 * Only change the position if it wasn't already negative before 1653 * (happens on MS-Windows with a secondary monitor). */ 1654 gui_mch_update(); 1655 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) 1656 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); 1657 } 1658 1659 gui_position_components(width); 1660 gui_update_scrollbars(TRUE); 1661 gui_reset_scroll_region(); 1662 } 1663 1664 /* 1665 * Called when Rows and/or Columns has changed. 1666 */ 1667 void 1668 gui_new_shellsize(void) 1669 { 1670 gui_reset_scroll_region(); 1671 } 1672 1673 /* 1674 * Make scroll region cover whole screen. 1675 */ 1676 void 1677 gui_reset_scroll_region(void) 1678 { 1679 gui.scroll_region_top = 0; 1680 gui.scroll_region_bot = gui.num_rows - 1; 1681 gui.scroll_region_left = 0; 1682 gui.scroll_region_right = gui.num_cols - 1; 1683 } 1684 1685 void 1686 gui_start_highlight(int mask) 1687 { 1688 if (mask > HL_ALL) /* highlight code */ 1689 gui.highlight_mask = mask; 1690 else /* mask */ 1691 gui.highlight_mask |= mask; 1692 } 1693 1694 void 1695 gui_stop_highlight(int mask) 1696 { 1697 if (mask > HL_ALL) /* highlight code */ 1698 gui.highlight_mask = HL_NORMAL; 1699 else /* mask */ 1700 gui.highlight_mask &= ~mask; 1701 } 1702 1703 /* 1704 * Clear a rectangular region of the screen from text pos (row1, col1) to 1705 * (row2, col2) inclusive. 1706 */ 1707 void 1708 gui_clear_block( 1709 int row1, 1710 int col1, 1711 int row2, 1712 int col2) 1713 { 1714 /* Clear the selection if we are about to write over it */ 1715 clip_may_clear_selection(row1, row2); 1716 1717 gui_mch_clear_block(row1, col1, row2, col2); 1718 1719 /* Invalidate cursor if it was in this block */ 1720 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 1721 && gui.cursor_col >= col1 && gui.cursor_col <= col2) 1722 gui.cursor_is_valid = FALSE; 1723 } 1724 1725 /* 1726 * Write code to update the cursor later. This avoids the need to flush the 1727 * output buffer before calling gui_update_cursor(). 1728 */ 1729 void 1730 gui_update_cursor_later(void) 1731 { 1732 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); 1733 } 1734 1735 void 1736 gui_write( 1737 char_u *s, 1738 int len) 1739 { 1740 char_u *p; 1741 int arg1 = 0, arg2 = 0; 1742 int force_cursor = FALSE; /* force cursor update */ 1743 int force_scrollbar = FALSE; 1744 static win_T *old_curwin = NULL; 1745 1746 /* #define DEBUG_GUI_WRITE */ 1747 #ifdef DEBUG_GUI_WRITE 1748 { 1749 int i; 1750 char_u *str; 1751 1752 printf("gui_write(%d):\n ", len); 1753 for (i = 0; i < len; i++) 1754 if (s[i] == ESC) 1755 { 1756 if (i != 0) 1757 printf("\n "); 1758 printf("<ESC>"); 1759 } 1760 else 1761 { 1762 str = transchar_byte(s[i]); 1763 if (str[0] && str[1]) 1764 printf("<%s>", (char *)str); 1765 else 1766 printf("%s", (char *)str); 1767 } 1768 printf("\n"); 1769 } 1770 #endif 1771 while (len) 1772 { 1773 if (s[0] == ESC && s[1] == '|') 1774 { 1775 p = s + 2; 1776 if (VIM_ISDIGIT(*p)) 1777 { 1778 arg1 = getdigits(&p); 1779 if (p > s + len) 1780 break; 1781 if (*p == ';') 1782 { 1783 ++p; 1784 arg2 = getdigits(&p); 1785 if (p > s + len) 1786 break; 1787 } 1788 } 1789 switch (*p) 1790 { 1791 case 'C': /* Clear screen */ 1792 clip_scroll_selection(9999); 1793 gui_mch_clear_all(); 1794 gui.cursor_is_valid = FALSE; 1795 force_scrollbar = TRUE; 1796 break; 1797 case 'M': /* Move cursor */ 1798 gui_set_cursor(arg1, arg2); 1799 break; 1800 case 's': /* force cursor (shape) update */ 1801 force_cursor = TRUE; 1802 break; 1803 case 'R': /* Set scroll region */ 1804 if (arg1 < arg2) 1805 { 1806 gui.scroll_region_top = arg1; 1807 gui.scroll_region_bot = arg2; 1808 } 1809 else 1810 { 1811 gui.scroll_region_top = arg2; 1812 gui.scroll_region_bot = arg1; 1813 } 1814 break; 1815 #ifdef FEAT_WINDOWS 1816 case 'V': /* Set vertical scroll region */ 1817 if (arg1 < arg2) 1818 { 1819 gui.scroll_region_left = arg1; 1820 gui.scroll_region_right = arg2; 1821 } 1822 else 1823 { 1824 gui.scroll_region_left = arg2; 1825 gui.scroll_region_right = arg1; 1826 } 1827 break; 1828 #endif 1829 case 'd': /* Delete line */ 1830 gui_delete_lines(gui.row, 1); 1831 break; 1832 case 'D': /* Delete lines */ 1833 gui_delete_lines(gui.row, arg1); 1834 break; 1835 case 'i': /* Insert line */ 1836 gui_insert_lines(gui.row, 1); 1837 break; 1838 case 'I': /* Insert lines */ 1839 gui_insert_lines(gui.row, arg1); 1840 break; 1841 case '$': /* Clear to end-of-line */ 1842 gui_clear_block(gui.row, gui.col, gui.row, 1843 (int)Columns - 1); 1844 break; 1845 case 'h': /* Turn on highlighting */ 1846 gui_start_highlight(arg1); 1847 break; 1848 case 'H': /* Turn off highlighting */ 1849 gui_stop_highlight(arg1); 1850 break; 1851 case 'f': /* flash the window (visual bell) */ 1852 gui_mch_flash(arg1 == 0 ? 20 : arg1); 1853 break; 1854 default: 1855 p = s + 1; /* Skip the ESC */ 1856 break; 1857 } 1858 len -= (int)(++p - s); 1859 s = p; 1860 } 1861 else if ( 1862 #ifdef EBCDIC 1863 CtrlChar(s[0]) != 0 /* Ctrl character */ 1864 #else 1865 s[0] < 0x20 /* Ctrl character */ 1866 #endif 1867 #ifdef FEAT_SIGN_ICONS 1868 && s[0] != SIGN_BYTE 1869 # ifdef FEAT_NETBEANS_INTG 1870 && s[0] != MULTISIGN_BYTE 1871 # endif 1872 #endif 1873 ) 1874 { 1875 if (s[0] == '\n') /* NL */ 1876 { 1877 gui.col = 0; 1878 if (gui.row < gui.scroll_region_bot) 1879 gui.row++; 1880 else 1881 gui_delete_lines(gui.scroll_region_top, 1); 1882 } 1883 else if (s[0] == '\r') /* CR */ 1884 { 1885 gui.col = 0; 1886 } 1887 else if (s[0] == '\b') /* Backspace */ 1888 { 1889 if (gui.col) 1890 --gui.col; 1891 } 1892 else if (s[0] == Ctrl_L) /* cursor-right */ 1893 { 1894 ++gui.col; 1895 } 1896 else if (s[0] == Ctrl_G) /* Beep */ 1897 { 1898 gui_mch_beep(); 1899 } 1900 /* Other Ctrl character: shouldn't happen! */ 1901 1902 --len; /* Skip this char */ 1903 ++s; 1904 } 1905 else 1906 { 1907 p = s; 1908 while (len > 0 && ( 1909 #ifdef EBCDIC 1910 CtrlChar(*p) == 0 1911 #else 1912 *p >= 0x20 1913 #endif 1914 #ifdef FEAT_SIGN_ICONS 1915 || *p == SIGN_BYTE 1916 # ifdef FEAT_NETBEANS_INTG 1917 || *p == MULTISIGN_BYTE 1918 # endif 1919 #endif 1920 )) 1921 { 1922 len--; 1923 p++; 1924 } 1925 gui_outstr(s, (int)(p - s)); 1926 s = p; 1927 } 1928 } 1929 1930 /* Postponed update of the cursor (won't work if "can_update_cursor" isn't 1931 * set). */ 1932 if (force_cursor) 1933 gui_update_cursor(TRUE, TRUE); 1934 1935 /* When switching to another window the dragging must have stopped. 1936 * Required for GTK, dragged_sb isn't reset. */ 1937 if (old_curwin != curwin) 1938 gui.dragged_sb = SBAR_NONE; 1939 1940 /* Update the scrollbars after clearing the screen or when switched 1941 * to another window. 1942 * Update the horizontal scrollbar always, it's difficult to check all 1943 * situations where it might change. */ 1944 if (force_scrollbar || old_curwin != curwin) 1945 gui_update_scrollbars(force_scrollbar); 1946 else 1947 gui_update_horiz_scrollbar(FALSE); 1948 old_curwin = curwin; 1949 1950 /* 1951 * We need to make sure this is cleared since Athena doesn't tell us when 1952 * he is done dragging. Do the same for GTK. 1953 */ 1954 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 1955 gui.dragged_sb = SBAR_NONE; 1956 #endif 1957 1958 gui_mch_flush(); /* In case vim decides to take a nap */ 1959 } 1960 1961 /* 1962 * When ScreenLines[] is invalid, updating the cursor should not be done, it 1963 * produces wrong results. Call gui_dont_update_cursor() before that code and 1964 * gui_can_update_cursor() afterwards. 1965 */ 1966 void 1967 gui_dont_update_cursor(void) 1968 { 1969 if (gui.in_use) 1970 { 1971 /* Undraw the cursor now, we probably can't do it after the change. */ 1972 gui_undraw_cursor(); 1973 can_update_cursor = FALSE; 1974 } 1975 } 1976 1977 void 1978 gui_can_update_cursor(void) 1979 { 1980 can_update_cursor = TRUE; 1981 /* No need to update the cursor right now, there is always more output 1982 * after scrolling. */ 1983 } 1984 1985 static void 1986 gui_outstr(char_u *s, int len) 1987 { 1988 int this_len; 1989 #ifdef FEAT_MBYTE 1990 int cells; 1991 #endif 1992 1993 if (len == 0) 1994 return; 1995 1996 if (len < 0) 1997 len = (int)STRLEN(s); 1998 1999 while (len > 0) 2000 { 2001 #ifdef FEAT_MBYTE 2002 if (has_mbyte) 2003 { 2004 /* Find out how many chars fit in the current line. */ 2005 cells = 0; 2006 for (this_len = 0; this_len < len; ) 2007 { 2008 cells += (*mb_ptr2cells)(s + this_len); 2009 if (gui.col + cells > Columns) 2010 break; 2011 this_len += (*mb_ptr2len)(s + this_len); 2012 } 2013 if (this_len > len) 2014 this_len = len; /* don't include following composing char */ 2015 } 2016 else 2017 #endif 2018 if (gui.col + len > Columns) 2019 this_len = Columns - gui.col; 2020 else 2021 this_len = len; 2022 2023 (void)gui_outstr_nowrap(s, this_len, 2024 0, (guicolor_T)0, (guicolor_T)0, 0); 2025 s += this_len; 2026 len -= this_len; 2027 #ifdef FEAT_MBYTE 2028 /* fill up for a double-width char that doesn't fit. */ 2029 if (len > 0 && gui.col < Columns) 2030 (void)gui_outstr_nowrap((char_u *)" ", 1, 2031 0, (guicolor_T)0, (guicolor_T)0, 0); 2032 #endif 2033 /* The cursor may wrap to the next line. */ 2034 if (gui.col >= Columns) 2035 { 2036 gui.col = 0; 2037 gui.row++; 2038 } 2039 } 2040 } 2041 2042 /* 2043 * Output one character (may be one or two display cells). 2044 * Caller must check for valid "off". 2045 * Returns FAIL or OK, just like gui_outstr_nowrap(). 2046 */ 2047 static int 2048 gui_screenchar( 2049 int off, /* Offset from start of screen */ 2050 int flags, 2051 guicolor_T fg, /* colors for cursor */ 2052 guicolor_T bg, /* colors for cursor */ 2053 int back) /* backup this many chars when using bold trick */ 2054 { 2055 #ifdef FEAT_MBYTE 2056 char_u buf[MB_MAXBYTES + 1]; 2057 2058 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */ 2059 if (enc_utf8 && ScreenLines[off] == 0) 2060 return OK; 2061 2062 if (enc_utf8 && ScreenLinesUC[off] != 0) 2063 /* Draw UTF-8 multi-byte character. */ 2064 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), 2065 flags, fg, bg, back); 2066 2067 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2068 { 2069 buf[0] = ScreenLines[off]; 2070 buf[1] = ScreenLines2[off]; 2071 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); 2072 } 2073 2074 /* Draw non-multi-byte character or DBCS character. */ 2075 return gui_outstr_nowrap(ScreenLines + off, 2076 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, 2077 flags, fg, bg, back); 2078 #else 2079 return gui_outstr_nowrap(ScreenLines + off, 1, flags, fg, bg, back); 2080 #endif 2081 } 2082 2083 #ifdef FEAT_GUI_GTK 2084 /* 2085 * Output the string at the given screen position. This is used in place 2086 * of gui_screenchar() where possible because Pango needs as much context 2087 * as possible to work nicely. It's a lot faster as well. 2088 */ 2089 static int 2090 gui_screenstr( 2091 int off, /* Offset from start of screen */ 2092 int len, /* string length in screen cells */ 2093 int flags, 2094 guicolor_T fg, /* colors for cursor */ 2095 guicolor_T bg, /* colors for cursor */ 2096 int back) /* backup this many chars when using bold trick */ 2097 { 2098 char_u *buf; 2099 int outlen = 0; 2100 int i; 2101 int retval; 2102 2103 if (len <= 0) /* "cannot happen"? */ 2104 return OK; 2105 2106 if (enc_utf8) 2107 { 2108 buf = alloc((unsigned)(len * MB_MAXBYTES + 1)); 2109 if (buf == NULL) 2110 return OK; /* not much we could do here... */ 2111 2112 for (i = off; i < off + len; ++i) 2113 { 2114 if (ScreenLines[i] == 0) 2115 continue; /* skip second half of double-width char */ 2116 2117 if (ScreenLinesUC[i] == 0) 2118 buf[outlen++] = ScreenLines[i]; 2119 else 2120 outlen += utfc_char2bytes(i, buf + outlen); 2121 } 2122 2123 buf[outlen] = NUL; /* only to aid debugging */ 2124 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2125 vim_free(buf); 2126 2127 return retval; 2128 } 2129 else if (enc_dbcs == DBCS_JPNU) 2130 { 2131 buf = alloc((unsigned)(len * 2 + 1)); 2132 if (buf == NULL) 2133 return OK; /* not much we could do here... */ 2134 2135 for (i = off; i < off + len; ++i) 2136 { 2137 buf[outlen++] = ScreenLines[i]; 2138 2139 /* handle double-byte single-width char */ 2140 if (ScreenLines[i] == 0x8e) 2141 buf[outlen++] = ScreenLines2[i]; 2142 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) 2143 buf[outlen++] = ScreenLines[++i]; 2144 } 2145 2146 buf[outlen] = NUL; /* only to aid debugging */ 2147 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2148 vim_free(buf); 2149 2150 return retval; 2151 } 2152 else 2153 { 2154 return gui_outstr_nowrap(&ScreenLines[off], len, 2155 flags, fg, bg, back); 2156 } 2157 } 2158 #endif /* FEAT_GUI_GTK */ 2159 2160 /* 2161 * Output the given string at the current cursor position. If the string is 2162 * too long to fit on the line, then it is truncated. 2163 * "flags": 2164 * GUI_MON_IS_CURSOR should only be used when this function is being called to 2165 * actually draw (an inverted) cursor. 2166 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent 2167 * background. 2168 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over 2169 * it. 2170 * Returns OK, unless "back" is non-zero and using the bold trick, then return 2171 * FAIL (the caller should start drawing "back" chars back). 2172 */ 2173 int 2174 gui_outstr_nowrap( 2175 char_u *s, 2176 int len, 2177 int flags, 2178 guicolor_T fg, /* colors for cursor */ 2179 guicolor_T bg, /* colors for cursor */ 2180 int back) /* backup this many chars when using bold trick */ 2181 { 2182 long_u highlight_mask; 2183 long_u hl_mask_todo; 2184 guicolor_T fg_color; 2185 guicolor_T bg_color; 2186 guicolor_T sp_color; 2187 #if !defined(FEAT_GUI_GTK) 2188 GuiFont font = NOFONT; 2189 # ifdef FEAT_MBYTE 2190 GuiFont wide_font = NOFONT; 2191 # endif 2192 # ifdef FEAT_XFONTSET 2193 GuiFontset fontset = NOFONTSET; 2194 # endif 2195 #endif 2196 attrentry_T *aep = NULL; 2197 int draw_flags; 2198 int col = gui.col; 2199 #ifdef FEAT_SIGN_ICONS 2200 int draw_sign = FALSE; 2201 # ifdef FEAT_NETBEANS_INTG 2202 int multi_sign = FALSE; 2203 # endif 2204 #endif 2205 2206 if (len < 0) 2207 len = (int)STRLEN(s); 2208 if (len == 0) 2209 return OK; 2210 2211 #ifdef FEAT_SIGN_ICONS 2212 if (*s == SIGN_BYTE 2213 # ifdef FEAT_NETBEANS_INTG 2214 || *s == MULTISIGN_BYTE 2215 # endif 2216 ) 2217 { 2218 # ifdef FEAT_NETBEANS_INTG 2219 if (*s == MULTISIGN_BYTE) 2220 multi_sign = TRUE; 2221 # endif 2222 /* draw spaces instead */ 2223 s = (char_u *)" "; 2224 if (len == 1 && col > 0) 2225 --col; 2226 len = 2; 2227 draw_sign = TRUE; 2228 highlight_mask = 0; 2229 } 2230 else 2231 #endif 2232 if (gui.highlight_mask > HL_ALL) 2233 { 2234 aep = syn_gui_attr2entry(gui.highlight_mask); 2235 if (aep == NULL) /* highlighting not set */ 2236 highlight_mask = 0; 2237 else 2238 highlight_mask = aep->ae_attr; 2239 } 2240 else 2241 highlight_mask = gui.highlight_mask; 2242 hl_mask_todo = highlight_mask; 2243 2244 #if !defined(FEAT_GUI_GTK) 2245 /* Set the font */ 2246 if (aep != NULL && aep->ae_u.gui.font != NOFONT) 2247 font = aep->ae_u.gui.font; 2248 # ifdef FEAT_XFONTSET 2249 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) 2250 fontset = aep->ae_u.gui.fontset; 2251 # endif 2252 else 2253 { 2254 # ifdef FEAT_XFONTSET 2255 if (gui.fontset != NOFONTSET) 2256 fontset = gui.fontset; 2257 else 2258 # endif 2259 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2260 { 2261 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) 2262 { 2263 font = gui.boldital_font; 2264 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); 2265 } 2266 else if (gui.bold_font != NOFONT) 2267 { 2268 font = gui.bold_font; 2269 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); 2270 } 2271 else 2272 font = gui.norm_font; 2273 } 2274 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) 2275 { 2276 font = gui.ital_font; 2277 hl_mask_todo &= ~HL_ITALIC; 2278 } 2279 else 2280 font = gui.norm_font; 2281 2282 # ifdef FEAT_MBYTE 2283 /* 2284 * Choose correct wide_font by font. wide_font should be set with font 2285 * at same time in above block. But it will make many "ifdef" nasty 2286 * blocks. So we do it here. 2287 */ 2288 if (font == gui.boldital_font && gui.wide_boldital_font) 2289 wide_font = gui.wide_boldital_font; 2290 else if (font == gui.bold_font && gui.wide_bold_font) 2291 wide_font = gui.wide_bold_font; 2292 else if (font == gui.ital_font && gui.wide_ital_font) 2293 wide_font = gui.wide_ital_font; 2294 else if (font == gui.norm_font && gui.wide_font) 2295 wide_font = gui.wide_font; 2296 # endif 2297 2298 } 2299 # ifdef FEAT_XFONTSET 2300 if (fontset != NOFONTSET) 2301 gui_mch_set_fontset(fontset); 2302 else 2303 # endif 2304 gui_mch_set_font(font); 2305 #endif 2306 2307 draw_flags = 0; 2308 2309 /* Set the color */ 2310 bg_color = gui.back_pixel; 2311 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) 2312 { 2313 draw_flags |= DRAW_CURSOR; 2314 fg_color = fg; 2315 bg_color = bg; 2316 sp_color = fg; 2317 } 2318 else if (aep != NULL) 2319 { 2320 fg_color = aep->ae_u.gui.fg_color; 2321 if (fg_color == INVALCOLOR) 2322 fg_color = gui.norm_pixel; 2323 bg_color = aep->ae_u.gui.bg_color; 2324 if (bg_color == INVALCOLOR) 2325 bg_color = gui.back_pixel; 2326 sp_color = aep->ae_u.gui.sp_color; 2327 if (sp_color == INVALCOLOR) 2328 sp_color = fg_color; 2329 } 2330 else 2331 { 2332 fg_color = gui.norm_pixel; 2333 sp_color = fg_color; 2334 } 2335 2336 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) 2337 { 2338 #if defined(AMIGA) 2339 gui_mch_set_colors(bg_color, fg_color); 2340 #else 2341 gui_mch_set_fg_color(bg_color); 2342 gui_mch_set_bg_color(fg_color); 2343 #endif 2344 } 2345 else 2346 { 2347 #if defined(AMIGA) 2348 gui_mch_set_colors(fg_color, bg_color); 2349 #else 2350 gui_mch_set_fg_color(fg_color); 2351 gui_mch_set_bg_color(bg_color); 2352 #endif 2353 } 2354 gui_mch_set_sp_color(sp_color); 2355 2356 /* Clear the selection if we are about to write over it */ 2357 if (!(flags & GUI_MON_NOCLEAR)) 2358 clip_may_clear_selection(gui.row, gui.row); 2359 2360 2361 /* If there's no bold font, then fake it */ 2362 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2363 draw_flags |= DRAW_BOLD; 2364 2365 /* 2366 * When drawing bold or italic characters the spill-over from the left 2367 * neighbor may be destroyed. Let the caller backup to start redrawing 2368 * just after a blank. 2369 */ 2370 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) 2371 return FAIL; 2372 2373 #if defined(FEAT_GUI_GTK) 2374 /* If there's no italic font, then fake it. 2375 * For GTK2, we don't need a different font for italic style. */ 2376 if (hl_mask_todo & HL_ITALIC) 2377 draw_flags |= DRAW_ITALIC; 2378 2379 /* Do we underline the text? */ 2380 if (hl_mask_todo & HL_UNDERLINE) 2381 draw_flags |= DRAW_UNDERL; 2382 #else 2383 /* Do we underline the text? */ 2384 if ((hl_mask_todo & HL_UNDERLINE) || (hl_mask_todo & HL_ITALIC)) 2385 draw_flags |= DRAW_UNDERL; 2386 #endif 2387 /* Do we undercurl the text? */ 2388 if (hl_mask_todo & HL_UNDERCURL) 2389 draw_flags |= DRAW_UNDERC; 2390 2391 /* Do we draw transparently? */ 2392 if (flags & GUI_MON_TRS_CURSOR) 2393 draw_flags |= DRAW_TRANSP; 2394 2395 /* 2396 * Draw the text. 2397 */ 2398 #ifdef FEAT_GUI_GTK 2399 /* The value returned is the length in display cells */ 2400 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); 2401 #else 2402 # ifdef FEAT_MBYTE 2403 if (enc_utf8) 2404 { 2405 int start; /* index of bytes to be drawn */ 2406 int cells; /* cellwidth of bytes to be drawn */ 2407 int thislen; /* length of bytes to be drawn */ 2408 int cn; /* cellwidth of current char */ 2409 int i; /* index of current char */ 2410 int c; /* current char value */ 2411 int cl; /* byte length of current char */ 2412 int comping; /* current char is composing */ 2413 int scol = col; /* screen column */ 2414 int curr_wide; /* use 'guifontwide' */ 2415 int prev_wide = FALSE; 2416 int wide_changed; 2417 2418 /* Break the string at a composing character, it has to be drawn on 2419 * top of the previous character. */ 2420 start = 0; 2421 cells = 0; 2422 for (i = 0; i < len; i += cl) 2423 { 2424 c = utf_ptr2char(s + i); 2425 cn = utf_char2cells(c); 2426 if (cn > 1 2427 # ifdef FEAT_XFONTSET 2428 && fontset == NOFONTSET 2429 # endif 2430 && wide_font != NOFONT) 2431 curr_wide = TRUE; 2432 else 2433 curr_wide = FALSE; 2434 comping = utf_iscomposing(c); 2435 if (!comping) /* count cells from non-composing chars */ 2436 cells += cn; 2437 cl = utf_ptr2len(s + i); 2438 if (cl == 0) /* hit end of string */ 2439 len = i + cl; /* len must be wrong "cannot happen" */ 2440 2441 wide_changed = curr_wide != prev_wide; 2442 2443 /* Print the string so far if it's the last character or there is 2444 * a composing character. */ 2445 if (i + cl >= len || (comping && i > start) || wide_changed 2446 # if defined(FEAT_GUI_X11) 2447 || (cn > 1 2448 # ifdef FEAT_XFONTSET 2449 /* No fontset: At least draw char after wide char at 2450 * right position. */ 2451 && fontset == NOFONTSET 2452 # endif 2453 ) 2454 # endif 2455 ) 2456 { 2457 if (comping || wide_changed) 2458 thislen = i - start; 2459 else 2460 thislen = i - start + cl; 2461 if (thislen > 0) 2462 { 2463 if (prev_wide) 2464 gui_mch_set_font(wide_font); 2465 gui_mch_draw_string(gui.row, scol, s + start, thislen, 2466 draw_flags); 2467 if (prev_wide) 2468 gui_mch_set_font(font); 2469 start += thislen; 2470 } 2471 scol += cells; 2472 cells = 0; 2473 /* Adjust to not draw a character which width is changed 2474 * against with last one. */ 2475 if (wide_changed && !comping) 2476 { 2477 scol -= cn; 2478 cl = 0; 2479 } 2480 2481 # if defined(FEAT_GUI_X11) 2482 /* No fontset: draw a space to fill the gap after a wide char 2483 * */ 2484 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 2485 # ifdef FEAT_XFONTSET 2486 && fontset == NOFONTSET 2487 # endif 2488 && !wide_changed) 2489 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 2490 1, draw_flags); 2491 # endif 2492 } 2493 /* Draw a composing char on top of the previous char. */ 2494 if (comping) 2495 { 2496 # if (defined(__APPLE_CC__) || defined(__MRC__)) && TARGET_API_MAC_CARBON 2497 /* Carbon ATSUI autodraws composing char over previous char */ 2498 gui_mch_draw_string(gui.row, scol, s + i, cl, 2499 draw_flags | DRAW_TRANSP); 2500 # else 2501 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, 2502 draw_flags | DRAW_TRANSP); 2503 # endif 2504 start = i + cl; 2505 } 2506 prev_wide = curr_wide; 2507 } 2508 /* The stuff below assumes "len" is the length in screen columns. */ 2509 len = scol - col; 2510 } 2511 else 2512 # endif 2513 { 2514 gui_mch_draw_string(gui.row, col, s, len, draw_flags); 2515 # ifdef FEAT_MBYTE 2516 if (enc_dbcs == DBCS_JPNU) 2517 { 2518 /* Get the length in display cells, this can be different from the 2519 * number of bytes for "euc-jp". */ 2520 len = mb_string2cells(s, len); 2521 } 2522 # endif 2523 } 2524 #endif /* !FEAT_GUI_GTK */ 2525 2526 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2527 gui.col = col + len; 2528 2529 /* May need to invert it when it's part of the selection. */ 2530 if (flags & GUI_MON_NOCLEAR) 2531 clip_may_redraw_selection(gui.row, col, len); 2532 2533 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2534 { 2535 /* Invalidate the old physical cursor position if we wrote over it */ 2536 if (gui.cursor_row == gui.row 2537 && gui.cursor_col >= col 2538 && gui.cursor_col < col + len) 2539 gui.cursor_is_valid = FALSE; 2540 } 2541 2542 #ifdef FEAT_SIGN_ICONS 2543 if (draw_sign) 2544 /* Draw the sign on top of the spaces. */ 2545 gui_mch_drawsign(gui.row, col, gui.highlight_mask); 2546 # if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_X11) \ 2547 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32)) 2548 if (multi_sign) 2549 netbeans_draw_multisign_indicator(gui.row); 2550 # endif 2551 #endif 2552 2553 return OK; 2554 } 2555 2556 /* 2557 * Un-draw the cursor. Actually this just redraws the character at the given 2558 * position. The character just before it too, for when it was in bold. 2559 */ 2560 void 2561 gui_undraw_cursor(void) 2562 { 2563 if (gui.cursor_is_valid) 2564 { 2565 #ifdef FEAT_HANGULIN 2566 if (composing_hangul 2567 && gui.col == gui.cursor_col && gui.row == gui.cursor_row) 2568 { 2569 char_u *comp_buf; 2570 int comp_len; 2571 2572 comp_buf = hangul_composing_buffer_get(&comp_len); 2573 if (comp_buf) 2574 { 2575 (void)gui_outstr_nowrap(comp_buf, comp_len, 2576 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 2577 gui.norm_pixel, gui.back_pixel, 0); 2578 vim_free(comp_buf); 2579 } 2580 } 2581 else 2582 { 2583 #endif 2584 if (gui_redraw_block(gui.cursor_row, gui.cursor_col, 2585 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR) 2586 && gui.cursor_col > 0) 2587 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1, 2588 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR); 2589 #ifdef FEAT_HANGULIN 2590 if (composing_hangul) 2591 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1, 2592 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR); 2593 } 2594 #endif 2595 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it 2596 * here in case it wasn't needed to undraw it. */ 2597 gui.cursor_is_valid = FALSE; 2598 } 2599 } 2600 2601 void 2602 gui_redraw( 2603 int x, 2604 int y, 2605 int w, 2606 int h) 2607 { 2608 int row1, col1, row2, col2; 2609 2610 row1 = Y_2_ROW(y); 2611 col1 = X_2_COL(x); 2612 row2 = Y_2_ROW(y + h - 1); 2613 col2 = X_2_COL(x + w - 1); 2614 2615 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); 2616 2617 /* 2618 * We may need to redraw the cursor, but don't take it upon us to change 2619 * its location after a scroll. 2620 * (maybe be more strict even and test col too?) 2621 * These things may be outside the update/clipping region and reality may 2622 * not reflect Vims internal ideas if these operations are clipped away. 2623 */ 2624 if (gui.row == gui.cursor_row) 2625 gui_update_cursor(TRUE, TRUE); 2626 } 2627 2628 /* 2629 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and 2630 * from col1 to col2 (inclusive). 2631 * Return TRUE when the character before the first drawn character has 2632 * different attributes (may have to be redrawn too). 2633 */ 2634 int 2635 gui_redraw_block( 2636 int row1, 2637 int col1, 2638 int row2, 2639 int col2, 2640 int flags) /* flags for gui_outstr_nowrap() */ 2641 { 2642 int old_row, old_col; 2643 long_u old_hl_mask; 2644 int off; 2645 sattr_T first_attr; 2646 int idx, len; 2647 int back, nback; 2648 int retval = FALSE; 2649 #ifdef FEAT_MBYTE 2650 int orig_col1, orig_col2; 2651 #endif 2652 2653 /* Don't try to update when ScreenLines is not valid */ 2654 if (!screen_cleared || ScreenLines == NULL) 2655 return retval; 2656 2657 /* Don't try to draw outside the shell! */ 2658 /* Check everything, strange values may be caused by a big border width */ 2659 col1 = check_col(col1); 2660 col2 = check_col(col2); 2661 row1 = check_row(row1); 2662 row2 = check_row(row2); 2663 2664 /* Remember where our cursor was */ 2665 old_row = gui.row; 2666 old_col = gui.col; 2667 old_hl_mask = gui.highlight_mask; 2668 #ifdef FEAT_MBYTE 2669 orig_col1 = col1; 2670 orig_col2 = col2; 2671 #endif 2672 2673 for (gui.row = row1; gui.row <= row2; gui.row++) 2674 { 2675 #ifdef FEAT_MBYTE 2676 /* When only half of a double-wide character is in the block, include 2677 * the other half. */ 2678 col1 = orig_col1; 2679 col2 = orig_col2; 2680 off = LineOffset[gui.row]; 2681 if (enc_dbcs != 0) 2682 { 2683 if (col1 > 0) 2684 col1 -= dbcs_screen_head_off(ScreenLines + off, 2685 ScreenLines + off + col1); 2686 col2 += dbcs_screen_tail_off(ScreenLines + off, 2687 ScreenLines + off + col2); 2688 } 2689 else if (enc_utf8) 2690 { 2691 if (ScreenLines[off + col1] == 0) 2692 --col1; 2693 # ifdef FEAT_GUI_GTK 2694 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) 2695 ++col2; 2696 # endif 2697 } 2698 #endif 2699 gui.col = col1; 2700 off = LineOffset[gui.row] + gui.col; 2701 len = col2 - col1 + 1; 2702 2703 /* Find how many chars back this highlighting starts, or where a space 2704 * is. Needed for when the bold trick is used */ 2705 for (back = 0; back < col1; ++back) 2706 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] 2707 || ScreenLines[off - 1 - back] == ' ') 2708 break; 2709 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0 2710 && ScreenLines[off - 1] != ' '); 2711 2712 /* Break it up in strings of characters with the same attributes. */ 2713 /* Print UTF-8 characters individually. */ 2714 while (len > 0) 2715 { 2716 first_attr = ScreenAttrs[off]; 2717 gui.highlight_mask = first_attr; 2718 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 2719 if (enc_utf8 && ScreenLinesUC[off] != 0) 2720 { 2721 /* output multi-byte character separately */ 2722 nback = gui_screenchar(off, flags, 2723 (guicolor_T)0, (guicolor_T)0, back); 2724 if (gui.col < Columns && ScreenLines[off + 1] == 0) 2725 idx = 2; 2726 else 2727 idx = 1; 2728 } 2729 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2730 { 2731 /* output double-byte, single-width character separately */ 2732 nback = gui_screenchar(off, flags, 2733 (guicolor_T)0, (guicolor_T)0, back); 2734 idx = 1; 2735 } 2736 else 2737 #endif 2738 { 2739 #ifdef FEAT_GUI_GTK 2740 for (idx = 0; idx < len; ++idx) 2741 { 2742 if (enc_utf8 && ScreenLines[off + idx] == 0) 2743 continue; /* skip second half of double-width char */ 2744 if (ScreenAttrs[off + idx] != first_attr) 2745 break; 2746 } 2747 /* gui_screenstr() takes care of multibyte chars */ 2748 nback = gui_screenstr(off, idx, flags, 2749 (guicolor_T)0, (guicolor_T)0, back); 2750 #else 2751 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; 2752 idx++) 2753 { 2754 # ifdef FEAT_MBYTE 2755 /* Stop at a multi-byte Unicode character. */ 2756 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) 2757 break; 2758 if (enc_dbcs == DBCS_JPNU) 2759 { 2760 /* Stop at a double-byte single-width char. */ 2761 if (ScreenLines[off + idx] == 0x8e) 2762 break; 2763 if (len > 1 && (*mb_ptr2len)(ScreenLines 2764 + off + idx) == 2) 2765 ++idx; /* skip second byte of double-byte char */ 2766 } 2767 # endif 2768 } 2769 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, 2770 (guicolor_T)0, (guicolor_T)0, back); 2771 #endif 2772 } 2773 if (nback == FAIL) 2774 { 2775 /* Must back up to start drawing where a bold or italic word 2776 * starts. */ 2777 off -= back; 2778 len += back; 2779 gui.col -= back; 2780 } 2781 else 2782 { 2783 off += idx; 2784 len -= idx; 2785 } 2786 back = 0; 2787 } 2788 } 2789 2790 /* Put the cursor back where it was */ 2791 gui.row = old_row; 2792 gui.col = old_col; 2793 gui.highlight_mask = (int)old_hl_mask; 2794 2795 return retval; 2796 } 2797 2798 static void 2799 gui_delete_lines(int row, int count) 2800 { 2801 if (count <= 0) 2802 return; 2803 2804 if (row + count > gui.scroll_region_bot) 2805 /* Scrolled out of region, just blank the lines out */ 2806 gui_clear_block(row, gui.scroll_region_left, 2807 gui.scroll_region_bot, gui.scroll_region_right); 2808 else 2809 { 2810 gui_mch_delete_lines(row, count); 2811 2812 /* If the cursor was in the deleted lines it's now gone. If the 2813 * cursor was in the scrolled lines adjust its position. */ 2814 if (gui.cursor_row >= row 2815 && gui.cursor_col >= gui.scroll_region_left 2816 && gui.cursor_col <= gui.scroll_region_right) 2817 { 2818 if (gui.cursor_row < row + count) 2819 gui.cursor_is_valid = FALSE; 2820 else if (gui.cursor_row <= gui.scroll_region_bot) 2821 gui.cursor_row -= count; 2822 } 2823 } 2824 } 2825 2826 static void 2827 gui_insert_lines(int row, int count) 2828 { 2829 if (count <= 0) 2830 return; 2831 2832 if (row + count > gui.scroll_region_bot) 2833 /* Scrolled out of region, just blank the lines out */ 2834 gui_clear_block(row, gui.scroll_region_left, 2835 gui.scroll_region_bot, gui.scroll_region_right); 2836 else 2837 { 2838 gui_mch_insert_lines(row, count); 2839 2840 if (gui.cursor_row >= gui.row 2841 && gui.cursor_col >= gui.scroll_region_left 2842 && gui.cursor_col <= gui.scroll_region_right) 2843 { 2844 if (gui.cursor_row <= gui.scroll_region_bot - count) 2845 gui.cursor_row += count; 2846 else if (gui.cursor_row <= gui.scroll_region_bot) 2847 gui.cursor_is_valid = FALSE; 2848 } 2849 } 2850 } 2851 2852 static int 2853 gui_wait_for_chars_or_timer(long wtime) 2854 { 2855 #ifdef FEAT_TIMERS 2856 int due_time; 2857 long remaining = wtime; 2858 2859 /* When waiting very briefly don't trigger timers. */ 2860 if (wtime >= 0 && wtime < 10L) 2861 return gui_mch_wait_for_chars(wtime); 2862 2863 while (wtime < 0 || remaining > 0) 2864 { 2865 /* Trigger timers and then get the time in wtime until the next one is 2866 * due. Wait up to that time. */ 2867 due_time = check_due_timer(); 2868 if (due_time <= 0 || (wtime > 0 && due_time > remaining)) 2869 due_time = remaining; 2870 if (gui_mch_wait_for_chars(due_time)) 2871 return TRUE; 2872 if (wtime > 0) 2873 remaining -= due_time; 2874 } 2875 return FALSE; 2876 #else 2877 return gui_mch_wait_for_chars(wtime); 2878 #endif 2879 } 2880 2881 /* 2882 * The main GUI input routine. Waits for a character from the keyboard. 2883 * wtime == -1 Wait forever. 2884 * wtime == 0 Don't wait. 2885 * wtime > 0 Wait wtime milliseconds for a character. 2886 * Returns OK if a character was found to be available within the given time, 2887 * or FAIL otherwise. 2888 */ 2889 int 2890 gui_wait_for_chars(long wtime) 2891 { 2892 int retval; 2893 2894 #ifdef FEAT_MENU 2895 /* 2896 * If we're going to wait a bit, update the menus and mouse shape for the 2897 * current State. 2898 */ 2899 if (wtime != 0) 2900 gui_update_menus(0); 2901 #endif 2902 2903 gui_mch_update(); 2904 if (input_available()) /* Got char, return immediately */ 2905 return OK; 2906 if (wtime == 0) /* Don't wait for char */ 2907 return FAIL; 2908 2909 /* Before waiting, flush any output to the screen. */ 2910 gui_mch_flush(); 2911 2912 if (wtime > 0) 2913 { 2914 /* Blink when waiting for a character. Probably only does something 2915 * for showmatch() */ 2916 gui_mch_start_blink(); 2917 retval = gui_wait_for_chars_or_timer(wtime); 2918 gui_mch_stop_blink(); 2919 return retval; 2920 } 2921 2922 /* 2923 * While we are waiting indefinitely for a character, blink the cursor. 2924 */ 2925 gui_mch_start_blink(); 2926 2927 retval = FAIL; 2928 /* 2929 * We may want to trigger the CursorHold event. First wait for 2930 * 'updatetime' and if nothing is typed within that time put the 2931 * K_CURSORHOLD key in the input buffer. 2932 */ 2933 if (gui_wait_for_chars_or_timer(p_ut) == OK) 2934 retval = OK; 2935 #ifdef FEAT_AUTOCMD 2936 else if (trigger_cursorhold()) 2937 { 2938 char_u buf[3]; 2939 2940 /* Put K_CURSORHOLD in the input buffer. */ 2941 buf[0] = CSI; 2942 buf[1] = KS_EXTRA; 2943 buf[2] = (int)KE_CURSORHOLD; 2944 add_to_input_buf(buf, 3); 2945 2946 retval = OK; 2947 } 2948 #endif 2949 2950 if (retval == FAIL) 2951 { 2952 /* Blocking wait. */ 2953 before_blocking(); 2954 retval = gui_wait_for_chars_or_timer(-1L); 2955 } 2956 2957 gui_mch_stop_blink(); 2958 return retval; 2959 } 2960 2961 /* 2962 * Fill p[4] with mouse coordinates encoded for check_termcode(). 2963 */ 2964 static void 2965 fill_mouse_coord(char_u *p, int col, int row) 2966 { 2967 p[0] = (char_u)(col / 128 + ' ' + 1); 2968 p[1] = (char_u)(col % 128 + ' ' + 1); 2969 p[2] = (char_u)(row / 128 + ' ' + 1); 2970 p[3] = (char_u)(row % 128 + ' ' + 1); 2971 } 2972 2973 /* 2974 * Generic mouse support function. Add a mouse event to the input buffer with 2975 * the given properties. 2976 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, 2977 * MOUSE_X1, MOUSE_X2 2978 * MOUSE_DRAG, or MOUSE_RELEASE. 2979 * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel, 2980 * MOUSE_6 and MOUSE_7 for horizontal scroll wheel. 2981 * x, y --- Coordinates of mouse in pixels. 2982 * repeated_click --- TRUE if this click comes only a short time after a 2983 * previous click. 2984 * modifiers --- Bit field which may be any of the following modifiers 2985 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. 2986 * This function will ignore drag events where the mouse has not moved to a new 2987 * character. 2988 */ 2989 void 2990 gui_send_mouse_event( 2991 int button, 2992 int x, 2993 int y, 2994 int repeated_click, 2995 int_u modifiers) 2996 { 2997 static int prev_row = 0, prev_col = 0; 2998 static int prev_button = -1; 2999 static int num_clicks = 1; 3000 char_u string[10]; 3001 enum key_extra button_char; 3002 int row, col; 3003 #ifdef FEAT_CLIPBOARD 3004 int checkfor; 3005 int did_clip = FALSE; 3006 #endif 3007 3008 /* 3009 * Scrolling may happen at any time, also while a selection is present. 3010 */ 3011 switch (button) 3012 { 3013 case MOUSE_X1: 3014 button_char = KE_X1MOUSE; 3015 goto button_set; 3016 case MOUSE_X2: 3017 button_char = KE_X2MOUSE; 3018 goto button_set; 3019 case MOUSE_4: 3020 button_char = KE_MOUSEDOWN; 3021 goto button_set; 3022 case MOUSE_5: 3023 button_char = KE_MOUSEUP; 3024 goto button_set; 3025 case MOUSE_6: 3026 button_char = KE_MOUSELEFT; 3027 goto button_set; 3028 case MOUSE_7: 3029 button_char = KE_MOUSERIGHT; 3030 button_set: 3031 { 3032 /* Don't put events in the input queue now. */ 3033 if (hold_gui_events) 3034 return; 3035 3036 string[3] = CSI; 3037 string[4] = KS_EXTRA; 3038 string[5] = (int)button_char; 3039 3040 /* Pass the pointer coordinates of the scroll event so that we 3041 * know which window to scroll. */ 3042 row = gui_xy2colrow(x, y, &col); 3043 string[6] = (char_u)(col / 128 + ' ' + 1); 3044 string[7] = (char_u)(col % 128 + ' ' + 1); 3045 string[8] = (char_u)(row / 128 + ' ' + 1); 3046 string[9] = (char_u)(row % 128 + ' ' + 1); 3047 3048 if (modifiers == 0) 3049 add_to_input_buf(string + 3, 7); 3050 else 3051 { 3052 string[0] = CSI; 3053 string[1] = KS_MODIFIER; 3054 string[2] = 0; 3055 if (modifiers & MOUSE_SHIFT) 3056 string[2] |= MOD_MASK_SHIFT; 3057 if (modifiers & MOUSE_CTRL) 3058 string[2] |= MOD_MASK_CTRL; 3059 if (modifiers & MOUSE_ALT) 3060 string[2] |= MOD_MASK_ALT; 3061 add_to_input_buf(string, 10); 3062 } 3063 return; 3064 } 3065 } 3066 3067 #ifdef FEAT_CLIPBOARD 3068 /* If a clipboard selection is in progress, handle it */ 3069 if (clip_star.state == SELECT_IN_PROGRESS) 3070 { 3071 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); 3072 return; 3073 } 3074 3075 /* Determine which mouse settings to look for based on the current mode */ 3076 switch (get_real_state()) 3077 { 3078 case NORMAL_BUSY: 3079 case OP_PENDING: 3080 case NORMAL: checkfor = MOUSE_NORMAL; break; 3081 case VISUAL: checkfor = MOUSE_VISUAL; break; 3082 case SELECTMODE: checkfor = MOUSE_VISUAL; break; 3083 case REPLACE: 3084 case REPLACE+LANGMAP: 3085 #ifdef FEAT_VREPLACE 3086 case VREPLACE: 3087 case VREPLACE+LANGMAP: 3088 #endif 3089 case INSERT: 3090 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; 3091 case ASKMORE: 3092 case HITRETURN: /* At the more- and hit-enter prompt pass the 3093 mouse event for a click on or below the 3094 message line. */ 3095 if (Y_2_ROW(y) >= msg_row) 3096 checkfor = MOUSE_NORMAL; 3097 else 3098 checkfor = MOUSE_RETURN; 3099 break; 3100 3101 /* 3102 * On the command line, use the clipboard selection on all lines 3103 * but the command line. But not when pasting. 3104 */ 3105 case CMDLINE: 3106 case CMDLINE+LANGMAP: 3107 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) 3108 checkfor = MOUSE_NONE; 3109 else 3110 checkfor = MOUSE_COMMAND; 3111 break; 3112 3113 default: 3114 checkfor = MOUSE_NONE; 3115 break; 3116 }; 3117 3118 /* 3119 * Allow clipboard selection of text on the command line in "normal" 3120 * modes. Don't do this when dragging the status line, or extending a 3121 * Visual selection. 3122 */ 3123 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) 3124 && Y_2_ROW(y) >= topframe->fr_height 3125 # ifdef FEAT_WINDOWS 3126 + firstwin->w_winrow 3127 # endif 3128 && button != MOUSE_DRAG 3129 # ifdef FEAT_MOUSESHAPE 3130 && !drag_status_line 3131 # ifdef FEAT_WINDOWS 3132 && !drag_sep_line 3133 # endif 3134 # endif 3135 ) 3136 checkfor = MOUSE_NONE; 3137 3138 /* 3139 * Use modeless selection when holding CTRL and SHIFT pressed. 3140 */ 3141 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) 3142 checkfor = MOUSE_NONEF; 3143 3144 /* 3145 * In Ex mode, always use modeless selection. 3146 */ 3147 if (exmode_active) 3148 checkfor = MOUSE_NONE; 3149 3150 /* 3151 * If the mouse settings say to not use the mouse, use the modeless 3152 * selection. But if Visual is active, assume that only the Visual area 3153 * will be selected. 3154 * Exception: On the command line, both the selection is used and a mouse 3155 * key is send. 3156 */ 3157 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) 3158 { 3159 /* Don't do modeless selection in Visual mode. */ 3160 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) 3161 return; 3162 3163 /* 3164 * When 'mousemodel' is "popup", shift-left is translated to right. 3165 * But not when also using Ctrl. 3166 */ 3167 if (mouse_model_popup() && button == MOUSE_LEFT 3168 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) 3169 { 3170 button = MOUSE_RIGHT; 3171 modifiers &= ~ MOUSE_SHIFT; 3172 } 3173 3174 /* If the selection is done, allow the right button to extend it. 3175 * If the selection is cleared, allow the right button to start it 3176 * from the cursor position. */ 3177 if (button == MOUSE_RIGHT) 3178 { 3179 if (clip_star.state == SELECT_CLEARED) 3180 { 3181 if (State & CMDLINE) 3182 { 3183 col = msg_col; 3184 row = msg_row; 3185 } 3186 else 3187 { 3188 col = curwin->w_wcol; 3189 row = curwin->w_wrow + W_WINROW(curwin); 3190 } 3191 clip_start_selection(col, row, FALSE); 3192 } 3193 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), 3194 repeated_click); 3195 did_clip = TRUE; 3196 } 3197 /* Allow the left button to start the selection */ 3198 else if (button == MOUSE_LEFT) 3199 { 3200 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); 3201 did_clip = TRUE; 3202 } 3203 3204 /* Always allow pasting */ 3205 if (button != MOUSE_MIDDLE) 3206 { 3207 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) 3208 return; 3209 if (checkfor != MOUSE_COMMAND) 3210 button = MOUSE_LEFT; 3211 } 3212 repeated_click = FALSE; 3213 } 3214 3215 if (clip_star.state != SELECT_CLEARED && !did_clip) 3216 clip_clear_selection(&clip_star); 3217 #endif 3218 3219 /* Don't put events in the input queue now. */ 3220 if (hold_gui_events) 3221 return; 3222 3223 row = gui_xy2colrow(x, y, &col); 3224 3225 /* 3226 * If we are dragging and the mouse hasn't moved far enough to be on a 3227 * different character, then don't send an event to vim. 3228 */ 3229 if (button == MOUSE_DRAG) 3230 { 3231 if (row == prev_row && col == prev_col) 3232 return; 3233 /* Dragging above the window, set "row" to -1 to cause a scroll. */ 3234 if (y < 0) 3235 row = -1; 3236 } 3237 3238 /* 3239 * If topline has changed (window scrolled) since the last click, reset 3240 * repeated_click, because we don't want starting Visual mode when 3241 * clicking on a different character in the text. 3242 */ 3243 if (curwin->w_topline != gui_prev_topline 3244 #ifdef FEAT_DIFF 3245 || curwin->w_topfill != gui_prev_topfill 3246 #endif 3247 ) 3248 repeated_click = FALSE; 3249 3250 string[0] = CSI; /* this sequence is recognized by check_termcode() */ 3251 string[1] = KS_MOUSE; 3252 string[2] = KE_FILLER; 3253 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) 3254 { 3255 if (repeated_click) 3256 { 3257 /* 3258 * Handle multiple clicks. They only count if the mouse is still 3259 * pointing at the same character. 3260 */ 3261 if (button != prev_button || row != prev_row || col != prev_col) 3262 num_clicks = 1; 3263 else if (++num_clicks > 4) 3264 num_clicks = 1; 3265 } 3266 else 3267 num_clicks = 1; 3268 prev_button = button; 3269 gui_prev_topline = curwin->w_topline; 3270 #ifdef FEAT_DIFF 3271 gui_prev_topfill = curwin->w_topfill; 3272 #endif 3273 3274 string[3] = (char_u)(button | 0x20); 3275 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); 3276 } 3277 else 3278 string[3] = (char_u)button; 3279 3280 string[3] |= modifiers; 3281 fill_mouse_coord(string + 4, col, row); 3282 add_to_input_buf(string, 8); 3283 3284 if (row < 0) 3285 prev_row = 0; 3286 else 3287 prev_row = row; 3288 prev_col = col; 3289 3290 /* 3291 * We need to make sure this is cleared since Athena doesn't tell us when 3292 * he is done dragging. Neither does GTK+ 2 -- at least for now. 3293 */ 3294 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 3295 gui.dragged_sb = SBAR_NONE; 3296 #endif 3297 } 3298 3299 /* 3300 * Convert x and y coordinate to column and row in text window. 3301 * Corrects for multi-byte character. 3302 * returns column in "*colp" and row as return value; 3303 */ 3304 int 3305 gui_xy2colrow(int x, int y, int *colp) 3306 { 3307 int col = check_col(X_2_COL(x)); 3308 int row = check_row(Y_2_ROW(y)); 3309 3310 #ifdef FEAT_MBYTE 3311 *colp = mb_fix_col(col, row); 3312 #else 3313 *colp = col; 3314 #endif 3315 return row; 3316 } 3317 3318 #if defined(FEAT_MENU) || defined(PROTO) 3319 /* 3320 * Callback function for when a menu entry has been selected. 3321 */ 3322 void 3323 gui_menu_cb(vimmenu_T *menu) 3324 { 3325 char_u bytes[sizeof(long_u)]; 3326 3327 /* Don't put events in the input queue now. */ 3328 if (hold_gui_events) 3329 return; 3330 3331 bytes[0] = CSI; 3332 bytes[1] = KS_MENU; 3333 bytes[2] = KE_FILLER; 3334 add_to_input_buf(bytes, 3); 3335 add_long_to_buf((long_u)menu, bytes); 3336 add_to_input_buf_csi(bytes, sizeof(long_u)); 3337 } 3338 #endif 3339 3340 static int prev_which_scrollbars[3]; 3341 3342 /* 3343 * Set which components are present. 3344 * If "oldval" is not NULL, "oldval" is the previous value, the new value is 3345 * in p_go. 3346 */ 3347 void 3348 gui_init_which_components(char_u *oldval UNUSED) 3349 { 3350 #ifdef FEAT_MENU 3351 static int prev_menu_is_active = -1; 3352 #endif 3353 #ifdef FEAT_TOOLBAR 3354 static int prev_toolbar = -1; 3355 int using_toolbar = FALSE; 3356 #endif 3357 #ifdef FEAT_GUI_TABLINE 3358 int using_tabline; 3359 #endif 3360 #ifdef FEAT_FOOTER 3361 static int prev_footer = -1; 3362 int using_footer = FALSE; 3363 #endif 3364 #if defined(FEAT_MENU) 3365 static int prev_tearoff = -1; 3366 int using_tearoff = FALSE; 3367 #endif 3368 3369 char_u *p; 3370 int i; 3371 #ifdef FEAT_MENU 3372 int grey_old, grey_new; 3373 char_u *temp; 3374 #endif 3375 win_T *wp; 3376 int need_set_size; 3377 int fix_size; 3378 3379 #ifdef FEAT_MENU 3380 if (oldval != NULL && gui.in_use) 3381 { 3382 /* 3383 * Check if the menu's go from grey to non-grey or vise versa. 3384 */ 3385 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); 3386 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); 3387 if (grey_old != grey_new) 3388 { 3389 temp = p_go; 3390 p_go = oldval; 3391 gui_update_menus(MENU_ALL_MODES); 3392 p_go = temp; 3393 } 3394 } 3395 gui.menu_is_active = FALSE; 3396 #endif 3397 3398 for (i = 0; i < 3; i++) 3399 gui.which_scrollbars[i] = FALSE; 3400 for (p = p_go; *p; p++) 3401 switch (*p) 3402 { 3403 case GO_LEFT: 3404 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3405 break; 3406 case GO_RIGHT: 3407 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3408 break; 3409 #ifdef FEAT_WINDOWS 3410 case GO_VLEFT: 3411 if (win_hasvertsplit()) 3412 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3413 break; 3414 case GO_VRIGHT: 3415 if (win_hasvertsplit()) 3416 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3417 break; 3418 #endif 3419 case GO_BOT: 3420 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; 3421 break; 3422 #ifdef FEAT_MENU 3423 case GO_MENUS: 3424 gui.menu_is_active = TRUE; 3425 break; 3426 #endif 3427 case GO_GREY: 3428 /* make menu's have grey items, ignored here */ 3429 break; 3430 #ifdef FEAT_TOOLBAR 3431 case GO_TOOLBAR: 3432 using_toolbar = TRUE; 3433 break; 3434 #endif 3435 #ifdef FEAT_FOOTER 3436 case GO_FOOTER: 3437 using_footer = TRUE; 3438 break; 3439 #endif 3440 case GO_TEAROFF: 3441 #if defined(FEAT_MENU) 3442 using_tearoff = TRUE; 3443 #endif 3444 break; 3445 default: 3446 /* Ignore options that are not supported */ 3447 break; 3448 } 3449 3450 if (gui.in_use) 3451 { 3452 need_set_size = 0; 3453 fix_size = FALSE; 3454 3455 #ifdef FEAT_GUI_TABLINE 3456 /* Update the GUI tab line, it may appear or disappear. This may 3457 * cause the non-GUI tab line to disappear or appear. */ 3458 using_tabline = gui_has_tabline(); 3459 if (!gui_mch_showing_tabline() != !using_tabline) 3460 { 3461 /* We don't want a resize event change "Rows" here, save and 3462 * restore it. Resizing is handled below. */ 3463 i = Rows; 3464 gui_update_tabline(); 3465 Rows = i; 3466 need_set_size |= RESIZE_VERT; 3467 if (using_tabline) 3468 fix_size = TRUE; 3469 if (!gui_use_tabline()) 3470 redraw_tabline = TRUE; /* may draw non-GUI tab line */ 3471 } 3472 #endif 3473 3474 for (i = 0; i < 3; i++) 3475 { 3476 /* The scrollbar needs to be updated when it is shown/unshown and 3477 * when switching tab pages. But the size only changes when it's 3478 * shown/unshown. Thus we need two places to remember whether a 3479 * scrollbar is there or not. */ 3480 if (gui.which_scrollbars[i] != prev_which_scrollbars[i] 3481 #ifdef FEAT_WINDOWS 3482 || gui.which_scrollbars[i] 3483 != curtab->tp_prev_which_scrollbars[i] 3484 #endif 3485 ) 3486 { 3487 if (i == SBAR_BOTTOM) 3488 gui_mch_enable_scrollbar(&gui.bottom_sbar, 3489 gui.which_scrollbars[i]); 3490 else 3491 { 3492 FOR_ALL_WINDOWS(wp) 3493 { 3494 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); 3495 } 3496 } 3497 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) 3498 { 3499 if (i == SBAR_BOTTOM) 3500 need_set_size |= RESIZE_VERT; 3501 else 3502 need_set_size |= RESIZE_HOR; 3503 if (gui.which_scrollbars[i]) 3504 fix_size = TRUE; 3505 } 3506 } 3507 #ifdef FEAT_WINDOWS 3508 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3509 #endif 3510 prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3511 } 3512 3513 #ifdef FEAT_MENU 3514 if (gui.menu_is_active != prev_menu_is_active) 3515 { 3516 /* We don't want a resize event change "Rows" here, save and 3517 * restore it. Resizing is handled below. */ 3518 i = Rows; 3519 gui_mch_enable_menu(gui.menu_is_active); 3520 Rows = i; 3521 prev_menu_is_active = gui.menu_is_active; 3522 need_set_size |= RESIZE_VERT; 3523 if (gui.menu_is_active) 3524 fix_size = TRUE; 3525 } 3526 #endif 3527 3528 #ifdef FEAT_TOOLBAR 3529 if (using_toolbar != prev_toolbar) 3530 { 3531 gui_mch_show_toolbar(using_toolbar); 3532 prev_toolbar = using_toolbar; 3533 need_set_size |= RESIZE_VERT; 3534 if (using_toolbar) 3535 fix_size = TRUE; 3536 } 3537 #endif 3538 #ifdef FEAT_FOOTER 3539 if (using_footer != prev_footer) 3540 { 3541 gui_mch_enable_footer(using_footer); 3542 prev_footer = using_footer; 3543 need_set_size |= RESIZE_VERT; 3544 if (using_footer) 3545 fix_size = TRUE; 3546 } 3547 #endif 3548 #if defined(FEAT_MENU) && !(defined(WIN3264) && !defined(FEAT_TEAROFF)) 3549 if (using_tearoff != prev_tearoff) 3550 { 3551 gui_mch_toggle_tearoffs(using_tearoff); 3552 prev_tearoff = using_tearoff; 3553 } 3554 #endif 3555 if (need_set_size != 0) 3556 { 3557 #ifdef FEAT_GUI_GTK 3558 long prev_Columns = Columns; 3559 long prev_Rows = Rows; 3560 #endif 3561 /* Adjust the size of the window to make the text area keep the 3562 * same size and to avoid that part of our window is off-screen 3563 * and a scrollbar can't be used, for example. */ 3564 gui_set_shellsize(FALSE, fix_size, need_set_size); 3565 3566 #ifdef FEAT_GUI_GTK 3567 /* GTK has the annoying habit of sending us resize events when 3568 * changing the window size ourselves. This mostly happens when 3569 * waiting for a character to arrive, quite unpredictably, and may 3570 * change Columns and Rows when we don't want it. Wait for a 3571 * character here to avoid this effect. 3572 * If you remove this, please test this command for resizing 3573 * effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". 3574 * Don't do this while starting up though. 3575 * Don't change Rows when adding menu/toolbar/tabline. 3576 * Don't change Columns when adding vertical toolbar. */ 3577 if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR)) 3578 (void)char_avail(); 3579 if ((need_set_size & RESIZE_VERT) == 0) 3580 Rows = prev_Rows; 3581 if ((need_set_size & RESIZE_HOR) == 0) 3582 Columns = prev_Columns; 3583 #endif 3584 } 3585 #ifdef FEAT_WINDOWS 3586 /* When the console tabline appears or disappears the window positions 3587 * change. */ 3588 if (firstwin->w_winrow != tabline_height()) 3589 shell_new_rows(); /* recompute window positions and heights */ 3590 #endif 3591 } 3592 } 3593 3594 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3595 /* 3596 * Return TRUE if the GUI is taking care of the tabline. 3597 * It may still be hidden if 'showtabline' is zero. 3598 */ 3599 int 3600 gui_use_tabline(void) 3601 { 3602 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; 3603 } 3604 3605 /* 3606 * Return TRUE if the GUI is showing the tabline. 3607 * This uses 'showtabline'. 3608 */ 3609 static int 3610 gui_has_tabline(void) 3611 { 3612 if (!gui_use_tabline() 3613 || p_stal == 0 3614 || (p_stal == 1 && first_tabpage->tp_next == NULL)) 3615 return FALSE; 3616 return TRUE; 3617 } 3618 3619 /* 3620 * Update the tabline. 3621 * This may display/undisplay the tabline and update the labels. 3622 */ 3623 void 3624 gui_update_tabline(void) 3625 { 3626 int showit = gui_has_tabline(); 3627 int shown = gui_mch_showing_tabline(); 3628 3629 if (!gui.starting && starting == 0) 3630 { 3631 /* Updating the tabline uses direct GUI commands, flush 3632 * outstanding instructions first. (esp. clear screen) */ 3633 out_flush(); 3634 gui_mch_flush(); 3635 3636 if (!showit != !shown) 3637 gui_mch_show_tabline(showit); 3638 if (showit != 0) 3639 gui_mch_update_tabline(); 3640 3641 /* When the tabs change from hidden to shown or from shown to 3642 * hidden the size of the text area should remain the same. */ 3643 if (!showit != !shown) 3644 gui_set_shellsize(FALSE, showit, RESIZE_VERT); 3645 } 3646 } 3647 3648 /* 3649 * Get the label or tooltip for tab page "tp" into NameBuff[]. 3650 */ 3651 void 3652 get_tabline_label( 3653 tabpage_T *tp, 3654 int tooltip) /* TRUE: get tooltip */ 3655 { 3656 int modified = FALSE; 3657 char_u buf[40]; 3658 int wincount; 3659 win_T *wp; 3660 char_u **opt; 3661 3662 /* Use 'guitablabel' or 'guitabtooltip' if it's set. */ 3663 opt = (tooltip ? &p_gtt : &p_gtl); 3664 if (**opt != NUL) 3665 { 3666 int use_sandbox = FALSE; 3667 int save_called_emsg = called_emsg; 3668 char_u res[MAXPATHL]; 3669 tabpage_T *save_curtab; 3670 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" 3671 : "guitablabel"); 3672 3673 called_emsg = FALSE; 3674 3675 printer_page_num = tabpage_index(tp); 3676 # ifdef FEAT_EVAL 3677 set_vim_var_nr(VV_LNUM, printer_page_num); 3678 use_sandbox = was_set_insecurely(opt_name, 0); 3679 # endif 3680 /* It's almost as going to the tabpage, but without autocommands. */ 3681 curtab->tp_firstwin = firstwin; 3682 curtab->tp_lastwin = lastwin; 3683 curtab->tp_curwin = curwin; 3684 save_curtab = curtab; 3685 curtab = tp; 3686 topframe = curtab->tp_topframe; 3687 firstwin = curtab->tp_firstwin; 3688 lastwin = curtab->tp_lastwin; 3689 curwin = curtab->tp_curwin; 3690 curbuf = curwin->w_buffer; 3691 3692 /* Can't use NameBuff directly, build_stl_str_hl() uses it. */ 3693 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox, 3694 0, (int)Columns, NULL, NULL); 3695 STRCPY(NameBuff, res); 3696 3697 /* Back to the original curtab. */ 3698 curtab = save_curtab; 3699 topframe = curtab->tp_topframe; 3700 firstwin = curtab->tp_firstwin; 3701 lastwin = curtab->tp_lastwin; 3702 curwin = curtab->tp_curwin; 3703 curbuf = curwin->w_buffer; 3704 3705 if (called_emsg) 3706 set_string_option_direct(opt_name, -1, 3707 (char_u *)"", OPT_FREE, SID_ERROR); 3708 called_emsg |= save_called_emsg; 3709 } 3710 3711 /* If 'guitablabel'/'guitabtooltip' is not set or the result is empty then 3712 * use a default label. */ 3713 if (**opt == NUL || *NameBuff == NUL) 3714 { 3715 /* Get the buffer name into NameBuff[] and shorten it. */ 3716 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); 3717 if (!tooltip) 3718 shorten_dir(NameBuff); 3719 3720 wp = (tp == curtab) ? firstwin : tp->tp_firstwin; 3721 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) 3722 if (bufIsChanged(wp->w_buffer)) 3723 modified = TRUE; 3724 if (modified || wincount > 1) 3725 { 3726 if (wincount > 1) 3727 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); 3728 else 3729 buf[0] = NUL; 3730 if (modified) 3731 STRCAT(buf, "+"); 3732 STRCAT(buf, " "); 3733 STRMOVE(NameBuff + STRLEN(buf), NameBuff); 3734 mch_memmove(NameBuff, buf, STRLEN(buf)); 3735 } 3736 } 3737 } 3738 3739 /* 3740 * Send the event for clicking to select tab page "nr". 3741 * Returns TRUE if it was done, FALSE when skipped because we are already at 3742 * that tab page or the cmdline window is open. 3743 */ 3744 int 3745 send_tabline_event(int nr) 3746 { 3747 char_u string[3]; 3748 3749 if (nr == tabpage_index(curtab)) 3750 return FALSE; 3751 3752 /* Don't put events in the input queue now. */ 3753 if (hold_gui_events 3754 # ifdef FEAT_CMDWIN 3755 || cmdwin_type != 0 3756 # endif 3757 ) 3758 { 3759 /* Set it back to the current tab page. */ 3760 gui_mch_set_curtab(tabpage_index(curtab)); 3761 return FALSE; 3762 } 3763 3764 string[0] = CSI; 3765 string[1] = KS_TABLINE; 3766 string[2] = KE_FILLER; 3767 add_to_input_buf(string, 3); 3768 string[0] = nr; 3769 add_to_input_buf_csi(string, 1); 3770 return TRUE; 3771 } 3772 3773 /* 3774 * Send a tabline menu event 3775 */ 3776 void 3777 send_tabline_menu_event(int tabidx, int event) 3778 { 3779 char_u string[3]; 3780 3781 /* Don't put events in the input queue now. */ 3782 if (hold_gui_events) 3783 return; 3784 3785 string[0] = CSI; 3786 string[1] = KS_TABMENU; 3787 string[2] = KE_FILLER; 3788 add_to_input_buf(string, 3); 3789 string[0] = tabidx; 3790 string[1] = (char_u)(long)event; 3791 add_to_input_buf_csi(string, 2); 3792 } 3793 3794 #endif 3795 3796 /* 3797 * Scrollbar stuff: 3798 */ 3799 3800 #if defined(FEAT_WINDOWS) || defined(PROTO) 3801 /* 3802 * Remove all scrollbars. Used before switching to another tab page. 3803 */ 3804 void 3805 gui_remove_scrollbars(void) 3806 { 3807 int i; 3808 win_T *wp; 3809 3810 for (i = 0; i < 3; i++) 3811 { 3812 if (i == SBAR_BOTTOM) 3813 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); 3814 else 3815 { 3816 FOR_ALL_WINDOWS(wp) 3817 { 3818 gui_do_scrollbar(wp, i, FALSE); 3819 } 3820 } 3821 curtab->tp_prev_which_scrollbars[i] = -1; 3822 } 3823 } 3824 #endif 3825 3826 void 3827 gui_create_scrollbar(scrollbar_T *sb, int type, win_T *wp) 3828 { 3829 static int sbar_ident = 0; 3830 3831 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */ 3832 sb->wp = wp; 3833 sb->type = type; 3834 sb->value = 0; 3835 #ifdef FEAT_GUI_ATHENA 3836 sb->pixval = 0; 3837 #endif 3838 sb->size = 1; 3839 sb->max = 1; 3840 sb->top = 0; 3841 sb->height = 0; 3842 #ifdef FEAT_WINDOWS 3843 sb->width = 0; 3844 #endif 3845 sb->status_height = 0; 3846 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); 3847 } 3848 3849 /* 3850 * Find the scrollbar with the given index. 3851 */ 3852 scrollbar_T * 3853 gui_find_scrollbar(long ident) 3854 { 3855 win_T *wp; 3856 3857 if (gui.bottom_sbar.ident == ident) 3858 return &gui.bottom_sbar; 3859 FOR_ALL_WINDOWS(wp) 3860 { 3861 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) 3862 return &wp->w_scrollbars[SBAR_LEFT]; 3863 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) 3864 return &wp->w_scrollbars[SBAR_RIGHT]; 3865 } 3866 return NULL; 3867 } 3868 3869 /* 3870 * For most systems: Put a code in the input buffer for a dragged scrollbar. 3871 * 3872 * For Win32, Macintosh and GTK+ 2: 3873 * Scrollbars seem to grab focus and vim doesn't read the input queue until 3874 * you stop dragging the scrollbar. We get here each time the scrollbar is 3875 * dragged another pixel, but as far as the rest of vim goes, it thinks 3876 * we're just hanging in the call to DispatchMessage() in 3877 * process_message(). The DispatchMessage() call that hangs was passed a 3878 * mouse button click event in the scrollbar window. -- webb. 3879 * 3880 * Solution: Do the scrolling right here. But only when allowed. 3881 * Ignore the scrollbars while executing an external command or when there 3882 * are still characters to be processed. 3883 */ 3884 void 3885 gui_drag_scrollbar(scrollbar_T *sb, long value, int still_dragging) 3886 { 3887 #ifdef FEAT_WINDOWS 3888 win_T *wp; 3889 #endif 3890 int sb_num; 3891 #ifdef USE_ON_FLY_SCROLL 3892 colnr_T old_leftcol = curwin->w_leftcol; 3893 # ifdef FEAT_SCROLLBIND 3894 linenr_T old_topline = curwin->w_topline; 3895 # endif 3896 # ifdef FEAT_DIFF 3897 int old_topfill = curwin->w_topfill; 3898 # endif 3899 #else 3900 char_u bytes[sizeof(long_u)]; 3901 int byte_count; 3902 #endif 3903 3904 if (sb == NULL) 3905 return; 3906 3907 /* Don't put events in the input queue now. */ 3908 if (hold_gui_events) 3909 return; 3910 3911 #ifdef FEAT_CMDWIN 3912 if (cmdwin_type != 0 && sb->wp != curwin) 3913 return; 3914 #endif 3915 3916 if (still_dragging) 3917 { 3918 if (sb->wp == NULL) 3919 gui.dragged_sb = SBAR_BOTTOM; 3920 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) 3921 gui.dragged_sb = SBAR_LEFT; 3922 else 3923 gui.dragged_sb = SBAR_RIGHT; 3924 gui.dragged_wp = sb->wp; 3925 } 3926 else 3927 { 3928 gui.dragged_sb = SBAR_NONE; 3929 #ifdef FEAT_GUI_GTK 3930 /* Keep the "dragged_wp" value until after the scrolling, for when the 3931 * mouse button is released. GTK2 doesn't send the button-up event. */ 3932 gui.dragged_wp = NULL; 3933 #endif 3934 } 3935 3936 /* Vertical sbar info is kept in the first sbar (the left one) */ 3937 if (sb->wp != NULL) 3938 sb = &sb->wp->w_scrollbars[0]; 3939 3940 /* 3941 * Check validity of value 3942 */ 3943 if (value < 0) 3944 value = 0; 3945 #ifdef SCROLL_PAST_END 3946 else if (value > sb->max) 3947 value = sb->max; 3948 #else 3949 if (value > sb->max - sb->size + 1) 3950 value = sb->max - sb->size + 1; 3951 #endif 3952 3953 sb->value = value; 3954 3955 #ifdef USE_ON_FLY_SCROLL 3956 /* When not allowed to do the scrolling right now, return. 3957 * This also checked input_available(), but that causes the first click in 3958 * a scrollbar to be ignored when Vim doesn't have focus. */ 3959 if (dont_scroll) 3960 return; 3961 #endif 3962 #ifdef FEAT_INS_EXPAND 3963 /* Disallow scrolling the current window when the completion popup menu is 3964 * visible. */ 3965 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible()) 3966 return; 3967 #endif 3968 3969 #ifdef FEAT_RIGHTLEFT 3970 if (sb->wp == NULL && curwin->w_p_rl) 3971 { 3972 value = sb->max + 1 - sb->size - value; 3973 if (value < 0) 3974 value = 0; 3975 } 3976 #endif 3977 3978 if (sb->wp != NULL) /* vertical scrollbar */ 3979 { 3980 sb_num = 0; 3981 #ifdef FEAT_WINDOWS 3982 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) 3983 sb_num++; 3984 if (wp == NULL) 3985 return; 3986 #else 3987 if (sb->wp != curwin) 3988 return; 3989 #endif 3990 3991 #ifdef USE_ON_FLY_SCROLL 3992 current_scrollbar = sb_num; 3993 scrollbar_value = value; 3994 if (State & NORMAL) 3995 { 3996 gui_do_scroll(); 3997 setcursor(); 3998 } 3999 else if (State & INSERT) 4000 { 4001 ins_scroll(); 4002 setcursor(); 4003 } 4004 else if (State & CMDLINE) 4005 { 4006 if (msg_scrolled == 0) 4007 { 4008 gui_do_scroll(); 4009 redrawcmdline(); 4010 } 4011 } 4012 # ifdef FEAT_FOLDING 4013 /* Value may have been changed for closed fold. */ 4014 sb->value = sb->wp->w_topline - 1; 4015 # endif 4016 4017 /* When dragging one scrollbar and there is another one at the other 4018 * side move the thumb of that one too. */ 4019 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) 4020 gui_mch_set_scrollbar_thumb( 4021 &sb->wp->w_scrollbars[ 4022 sb == &sb->wp->w_scrollbars[SBAR_RIGHT] 4023 ? SBAR_LEFT : SBAR_RIGHT], 4024 sb->value, sb->size, sb->max); 4025 4026 #else 4027 bytes[0] = CSI; 4028 bytes[1] = KS_VER_SCROLLBAR; 4029 bytes[2] = KE_FILLER; 4030 bytes[3] = (char_u)sb_num; 4031 byte_count = 4; 4032 #endif 4033 } 4034 else 4035 { 4036 #ifdef USE_ON_FLY_SCROLL 4037 scrollbar_value = value; 4038 4039 if (State & NORMAL) 4040 gui_do_horiz_scroll(scrollbar_value, FALSE); 4041 else if (State & INSERT) 4042 ins_horscroll(); 4043 else if (State & CMDLINE) 4044 { 4045 if (msg_scrolled == 0) 4046 { 4047 gui_do_horiz_scroll(scrollbar_value, FALSE); 4048 redrawcmdline(); 4049 } 4050 } 4051 if (old_leftcol != curwin->w_leftcol) 4052 { 4053 updateWindow(curwin); /* update window, status and cmdline */ 4054 setcursor(); 4055 } 4056 #else 4057 bytes[0] = CSI; 4058 bytes[1] = KS_HOR_SCROLLBAR; 4059 bytes[2] = KE_FILLER; 4060 byte_count = 3; 4061 #endif 4062 } 4063 4064 #ifdef USE_ON_FLY_SCROLL 4065 # ifdef FEAT_SCROLLBIND 4066 /* 4067 * synchronize other windows, as necessary according to 'scrollbind' 4068 */ 4069 if (curwin->w_p_scb 4070 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) 4071 || (sb->wp == curwin && (curwin->w_topline != old_topline 4072 # ifdef FEAT_DIFF 4073 || curwin->w_topfill != old_topfill 4074 # endif 4075 )))) 4076 { 4077 do_check_scrollbind(TRUE); 4078 /* need to update the window right here */ 4079 for (wp = firstwin; wp != NULL; wp = wp->w_next) 4080 if (wp->w_redr_type > 0) 4081 updateWindow(wp); 4082 setcursor(); 4083 } 4084 # endif 4085 out_flush(); 4086 gui_update_cursor(FALSE, TRUE); 4087 #else 4088 add_to_input_buf(bytes, byte_count); 4089 add_long_to_buf((long_u)value, bytes); 4090 add_to_input_buf_csi(bytes, sizeof(long_u)); 4091 #endif 4092 } 4093 4094 /* 4095 * Scrollbar stuff: 4096 */ 4097 4098 #if defined(FEAT_AUTOCMD) || defined(FEAT_WINDOWS) || defined(PROTO) 4099 /* 4100 * Called when something in the window layout has changed. 4101 */ 4102 void 4103 gui_may_update_scrollbars(void) 4104 { 4105 if (gui.in_use && starting == 0) 4106 { 4107 out_flush(); 4108 gui_init_which_components(NULL); 4109 gui_update_scrollbars(TRUE); 4110 } 4111 need_mouse_correct = TRUE; 4112 } 4113 #endif 4114 4115 void 4116 gui_update_scrollbars( 4117 int force) /* Force all scrollbars to get updated */ 4118 { 4119 win_T *wp; 4120 scrollbar_T *sb; 4121 long val, size, max; /* need 32 bits here */ 4122 int which_sb; 4123 int h, y; 4124 #ifdef FEAT_WINDOWS 4125 static win_T *prev_curwin = NULL; 4126 #endif 4127 4128 /* Update the horizontal scrollbar */ 4129 gui_update_horiz_scrollbar(force); 4130 4131 #ifndef WIN3264 4132 /* Return straight away if there is neither a left nor right scrollbar. 4133 * On MS-Windows this is required anyway for scrollwheel messages. */ 4134 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) 4135 return; 4136 #endif 4137 4138 /* 4139 * Don't want to update a scrollbar while we're dragging it. But if we 4140 * have both a left and right scrollbar, and we drag one of them, we still 4141 * need to update the other one. 4142 */ 4143 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) 4144 && gui.which_scrollbars[SBAR_LEFT] 4145 && gui.which_scrollbars[SBAR_RIGHT]) 4146 { 4147 /* 4148 * If we have two scrollbars and one of them is being dragged, just 4149 * copy the scrollbar position from the dragged one to the other one. 4150 */ 4151 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; 4152 if (gui.dragged_wp != NULL) 4153 gui_mch_set_scrollbar_thumb( 4154 &gui.dragged_wp->w_scrollbars[which_sb], 4155 gui.dragged_wp->w_scrollbars[0].value, 4156 gui.dragged_wp->w_scrollbars[0].size, 4157 gui.dragged_wp->w_scrollbars[0].max); 4158 } 4159 4160 /* avoid that moving components around generates events */ 4161 ++hold_gui_events; 4162 4163 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp)) 4164 { 4165 if (wp->w_buffer == NULL) /* just in case */ 4166 continue; 4167 /* Skip a scrollbar that is being dragged. */ 4168 if (!force && (gui.dragged_sb == SBAR_LEFT 4169 || gui.dragged_sb == SBAR_RIGHT) 4170 && gui.dragged_wp == wp) 4171 continue; 4172 4173 #ifdef SCROLL_PAST_END 4174 max = wp->w_buffer->b_ml.ml_line_count - 1; 4175 #else 4176 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; 4177 #endif 4178 if (max < 0) /* empty buffer */ 4179 max = 0; 4180 val = wp->w_topline - 1; 4181 size = wp->w_height; 4182 #ifdef SCROLL_PAST_END 4183 if (val > max) /* just in case */ 4184 val = max; 4185 #else 4186 if (size > max + 1) /* just in case */ 4187 size = max + 1; 4188 if (val > max - size + 1) 4189 val = max - size + 1; 4190 #endif 4191 if (val < 0) /* minimal value is 0 */ 4192 val = 0; 4193 4194 /* 4195 * Scrollbar at index 0 (the left one) contains all the information. 4196 * It would be the same info for left and right so we just store it for 4197 * one of them. 4198 */ 4199 sb = &wp->w_scrollbars[0]; 4200 4201 /* 4202 * Note: no check for valid w_botline. If it's not valid the 4203 * scrollbars will be updated later anyway. 4204 */ 4205 if (size < 1 || wp->w_botline - 2 > max) 4206 { 4207 /* 4208 * This can happen during changing files. Just don't update the 4209 * scrollbar for now. 4210 */ 4211 sb->height = 0; /* Force update next time */ 4212 if (gui.which_scrollbars[SBAR_LEFT]) 4213 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); 4214 if (gui.which_scrollbars[SBAR_RIGHT]) 4215 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); 4216 continue; 4217 } 4218 if (force || sb->height != wp->w_height 4219 #ifdef FEAT_WINDOWS 4220 || sb->top != wp->w_winrow 4221 || sb->status_height != wp->w_status_height 4222 || sb->width != wp->w_width 4223 || prev_curwin != curwin 4224 #endif 4225 ) 4226 { 4227 /* Height, width or position of scrollbar has changed. For 4228 * vertical split: curwin changed. */ 4229 sb->height = wp->w_height; 4230 #ifdef FEAT_WINDOWS 4231 sb->top = wp->w_winrow; 4232 sb->status_height = wp->w_status_height; 4233 sb->width = wp->w_width; 4234 #endif 4235 4236 /* Calculate height and position in pixels */ 4237 h = (sb->height + sb->status_height) * gui.char_height; 4238 y = sb->top * gui.char_height + gui.border_offset; 4239 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) 4240 if (gui.menu_is_active) 4241 y += gui.menu_height; 4242 #endif 4243 4244 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA)) 4245 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 4246 # ifdef FEAT_GUI_ATHENA 4247 y += gui.toolbar_height; 4248 # else 4249 # ifdef FEAT_GUI_MSWIN 4250 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 4251 # endif 4252 # endif 4253 #endif 4254 4255 #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) 4256 if (gui_has_tabline()) 4257 y += gui.tabline_height; 4258 #endif 4259 4260 #ifdef FEAT_WINDOWS 4261 if (wp->w_winrow == 0) 4262 #endif 4263 { 4264 /* Height of top scrollbar includes width of top border */ 4265 h += gui.border_offset; 4266 y -= gui.border_offset; 4267 } 4268 if (gui.which_scrollbars[SBAR_LEFT]) 4269 { 4270 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], 4271 gui.left_sbar_x, y, 4272 gui.scrollbar_width, h); 4273 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); 4274 } 4275 if (gui.which_scrollbars[SBAR_RIGHT]) 4276 { 4277 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], 4278 gui.right_sbar_x, y, 4279 gui.scrollbar_width, h); 4280 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); 4281 } 4282 } 4283 4284 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by 4285 * checking if the thumb moved at least a pixel. Only do this for 4286 * Athena, most other GUIs require the update anyway to make the 4287 * arrows work. */ 4288 #ifdef FEAT_GUI_ATHENA 4289 if (max == 0) 4290 y = 0; 4291 else 4292 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; 4293 if (force || sb->pixval != y || sb->size != size || sb->max != max) 4294 #else 4295 if (force || sb->value != val || sb->size != size || sb->max != max) 4296 #endif 4297 { 4298 /* Thumb of scrollbar has moved */ 4299 sb->value = val; 4300 #ifdef FEAT_GUI_ATHENA 4301 sb->pixval = y; 4302 #endif 4303 sb->size = size; 4304 sb->max = max; 4305 if (gui.which_scrollbars[SBAR_LEFT] 4306 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) 4307 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], 4308 val, size, max); 4309 if (gui.which_scrollbars[SBAR_RIGHT] 4310 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) 4311 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], 4312 val, size, max); 4313 } 4314 } 4315 #ifdef FEAT_WINDOWS 4316 prev_curwin = curwin; 4317 #endif 4318 --hold_gui_events; 4319 } 4320 4321 /* 4322 * Enable or disable a scrollbar. 4323 * Check for scrollbars for vertically split windows which are not enabled 4324 * sometimes. 4325 */ 4326 static void 4327 gui_do_scrollbar( 4328 win_T *wp, 4329 int which, /* SBAR_LEFT or SBAR_RIGHT */ 4330 int enable) /* TRUE to enable scrollbar */ 4331 { 4332 #ifdef FEAT_WINDOWS 4333 int midcol = curwin->w_wincol + curwin->w_width / 2; 4334 int has_midcol = (wp->w_wincol <= midcol 4335 && wp->w_wincol + wp->w_width >= midcol); 4336 4337 /* Only enable scrollbars that contain the middle column of the current 4338 * window. */ 4339 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) 4340 { 4341 /* Scrollbars only on one side. Don't enable scrollbars that don't 4342 * contain the middle column of the current window. */ 4343 if (!has_midcol) 4344 enable = FALSE; 4345 } 4346 else 4347 { 4348 /* Scrollbars on both sides. Don't enable scrollbars that neither 4349 * contain the middle column of the current window nor are on the far 4350 * side. */ 4351 if (midcol > Columns / 2) 4352 { 4353 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) 4354 enable = FALSE; 4355 } 4356 else 4357 { 4358 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns 4359 : !has_midcol) 4360 enable = FALSE; 4361 } 4362 } 4363 #endif 4364 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); 4365 } 4366 4367 /* 4368 * Scroll a window according to the values set in the globals current_scrollbar 4369 * and scrollbar_value. Return TRUE if the cursor in the current window moved 4370 * or FALSE otherwise. 4371 */ 4372 int 4373 gui_do_scroll(void) 4374 { 4375 win_T *wp, *save_wp; 4376 int i; 4377 long nlines; 4378 pos_T old_cursor; 4379 linenr_T old_topline; 4380 #ifdef FEAT_DIFF 4381 int old_topfill; 4382 #endif 4383 4384 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4385 if (wp == NULL) 4386 break; 4387 if (wp == NULL) 4388 /* Couldn't find window */ 4389 return FALSE; 4390 4391 /* 4392 * Compute number of lines to scroll. If zero, nothing to do. 4393 */ 4394 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; 4395 if (nlines == 0) 4396 return FALSE; 4397 4398 save_wp = curwin; 4399 old_topline = wp->w_topline; 4400 #ifdef FEAT_DIFF 4401 old_topfill = wp->w_topfill; 4402 #endif 4403 old_cursor = wp->w_cursor; 4404 curwin = wp; 4405 curbuf = wp->w_buffer; 4406 if (nlines < 0) 4407 scrolldown(-nlines, gui.dragged_wp == NULL); 4408 else 4409 scrollup(nlines, gui.dragged_wp == NULL); 4410 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for 4411 * the mouse-up event already, but we still want it to behave like when 4412 * dragging. But not the next click in an arrow. */ 4413 if (gui.dragged_sb == SBAR_NONE) 4414 gui.dragged_wp = NULL; 4415 4416 if (old_topline != wp->w_topline 4417 #ifdef FEAT_DIFF 4418 || old_topfill != wp->w_topfill 4419 #endif 4420 ) 4421 { 4422 if (p_so != 0) 4423 { 4424 cursor_correct(); /* fix window for 'so' */ 4425 update_topline(); /* avoid up/down jump */ 4426 } 4427 if (old_cursor.lnum != wp->w_cursor.lnum) 4428 coladvance(wp->w_curswant); 4429 #ifdef FEAT_SCROLLBIND 4430 wp->w_scbind_pos = wp->w_topline; 4431 #endif 4432 } 4433 4434 /* Make sure wp->w_leftcol and wp->w_skipcol are correct. */ 4435 validate_cursor(); 4436 4437 curwin = save_wp; 4438 curbuf = save_wp->w_buffer; 4439 4440 /* 4441 * Don't call updateWindow() when nothing has changed (it will overwrite 4442 * the status line!). 4443 */ 4444 if (old_topline != wp->w_topline 4445 || wp->w_redr_type != 0 4446 #ifdef FEAT_DIFF 4447 || old_topfill != wp->w_topfill 4448 #endif 4449 ) 4450 { 4451 int type = VALID; 4452 4453 #ifdef FEAT_INS_EXPAND 4454 if (pum_visible()) 4455 { 4456 type = NOT_VALID; 4457 wp->w_lines_valid = 0; 4458 } 4459 #endif 4460 /* Don't set must_redraw here, it may cause the popup menu to 4461 * disappear when losing focus after a scrollbar drag. */ 4462 if (wp->w_redr_type < type) 4463 wp->w_redr_type = type; 4464 updateWindow(wp); /* update window, status line, and cmdline */ 4465 } 4466 4467 #ifdef FEAT_INS_EXPAND 4468 /* May need to redraw the popup menu. */ 4469 if (pum_visible()) 4470 pum_redraw(); 4471 #endif 4472 4473 return (wp == curwin && !equalpos(curwin->w_cursor, old_cursor)); 4474 } 4475 4476 4477 /* 4478 * Horizontal scrollbar stuff: 4479 */ 4480 4481 /* 4482 * Return length of line "lnum" for horizontal scrolling. 4483 */ 4484 static colnr_T 4485 scroll_line_len(linenr_T lnum) 4486 { 4487 char_u *p; 4488 colnr_T col; 4489 int w; 4490 4491 p = ml_get(lnum); 4492 col = 0; 4493 if (*p != NUL) 4494 for (;;) 4495 { 4496 w = chartabsize(p, col); 4497 mb_ptr_adv(p); 4498 if (*p == NUL) /* don't count the last character */ 4499 break; 4500 col += w; 4501 } 4502 return col; 4503 } 4504 4505 /* Remember which line is currently the longest, so that we don't have to 4506 * search for it when scrolling horizontally. */ 4507 static linenr_T longest_lnum = 0; 4508 4509 /* 4510 * Find longest visible line number. If this is not possible (or not desired, 4511 * by setting 'h' in "guioptions") then the current line number is returned. 4512 */ 4513 static linenr_T 4514 gui_find_longest_lnum(void) 4515 { 4516 linenr_T ret = 0; 4517 4518 /* Calculate maximum for horizontal scrollbar. Check for reasonable 4519 * line numbers, topline and botline can be invalid when displaying is 4520 * postponed. */ 4521 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4522 && curwin->w_topline <= curwin->w_cursor.lnum 4523 && curwin->w_botline > curwin->w_cursor.lnum 4524 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) 4525 { 4526 linenr_T lnum; 4527 colnr_T n; 4528 long max = 0; 4529 4530 /* Use maximum of all visible lines. Remember the lnum of the 4531 * longest line, closest to the cursor line. Used when scrolling 4532 * below. */ 4533 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) 4534 { 4535 n = scroll_line_len(lnum); 4536 if (n > (colnr_T)max) 4537 { 4538 max = n; 4539 ret = lnum; 4540 } 4541 else if (n == (colnr_T)max 4542 && abs((int)(lnum - curwin->w_cursor.lnum)) 4543 < abs((int)(ret - curwin->w_cursor.lnum))) 4544 ret = lnum; 4545 } 4546 } 4547 else 4548 /* Use cursor line only. */ 4549 ret = curwin->w_cursor.lnum; 4550 4551 return ret; 4552 } 4553 4554 static void 4555 gui_update_horiz_scrollbar(int force) 4556 { 4557 long value, size, max; /* need 32 bit ints here */ 4558 4559 if (!gui.which_scrollbars[SBAR_BOTTOM]) 4560 return; 4561 4562 if (!force && gui.dragged_sb == SBAR_BOTTOM) 4563 return; 4564 4565 if (!force && curwin->w_p_wrap && gui.prev_wrap) 4566 return; 4567 4568 /* 4569 * It is possible for the cursor to be invalid if we're in the middle of 4570 * something (like changing files). If so, don't do anything for now. 4571 */ 4572 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4573 { 4574 gui.bottom_sbar.value = -1; 4575 return; 4576 } 4577 4578 size = W_WIDTH(curwin); 4579 if (curwin->w_p_wrap) 4580 { 4581 value = 0; 4582 #ifdef SCROLL_PAST_END 4583 max = 0; 4584 #else 4585 max = W_WIDTH(curwin) - 1; 4586 #endif 4587 } 4588 else 4589 { 4590 value = curwin->w_leftcol; 4591 4592 longest_lnum = gui_find_longest_lnum(); 4593 max = scroll_line_len(longest_lnum); 4594 4595 #ifdef FEAT_VIRTUALEDIT 4596 if (virtual_active()) 4597 { 4598 /* May move the cursor even further to the right. */ 4599 if (curwin->w_virtcol >= (colnr_T)max) 4600 max = curwin->w_virtcol; 4601 } 4602 #endif 4603 4604 #ifndef SCROLL_PAST_END 4605 max += W_WIDTH(curwin) - 1; 4606 #endif 4607 /* The line number isn't scrolled, thus there is less space when 4608 * 'number' or 'relativenumber' is set (also for 'foldcolumn'). */ 4609 size -= curwin_col_off(); 4610 #ifndef SCROLL_PAST_END 4611 max -= curwin_col_off(); 4612 #endif 4613 } 4614 4615 #ifndef SCROLL_PAST_END 4616 if (value > max - size + 1) 4617 value = max - size + 1; /* limit the value to allowable range */ 4618 #endif 4619 4620 #ifdef FEAT_RIGHTLEFT 4621 if (curwin->w_p_rl) 4622 { 4623 value = max + 1 - size - value; 4624 if (value < 0) 4625 { 4626 size += value; 4627 value = 0; 4628 } 4629 } 4630 #endif 4631 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size 4632 && max == gui.bottom_sbar.max) 4633 return; 4634 4635 gui.bottom_sbar.value = value; 4636 gui.bottom_sbar.size = size; 4637 gui.bottom_sbar.max = max; 4638 gui.prev_wrap = curwin->w_p_wrap; 4639 4640 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); 4641 } 4642 4643 /* 4644 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. 4645 */ 4646 int 4647 gui_do_horiz_scroll(long_u leftcol, int compute_longest_lnum) 4648 { 4649 /* no wrapping, no scrolling */ 4650 if (curwin->w_p_wrap) 4651 return FALSE; 4652 4653 if (curwin->w_leftcol == (colnr_T)leftcol) 4654 return FALSE; 4655 4656 curwin->w_leftcol = (colnr_T)leftcol; 4657 4658 /* When the line of the cursor is too short, move the cursor to the 4659 * longest visible line. */ 4660 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4661 && !virtual_active() 4662 && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum)) 4663 { 4664 if (compute_longest_lnum) 4665 { 4666 curwin->w_cursor.lnum = gui_find_longest_lnum(); 4667 curwin->w_cursor.col = 0; 4668 } 4669 /* Do a sanity check on "longest_lnum", just in case. */ 4670 else if (longest_lnum >= curwin->w_topline 4671 && longest_lnum < curwin->w_botline) 4672 { 4673 curwin->w_cursor.lnum = longest_lnum; 4674 curwin->w_cursor.col = 0; 4675 } 4676 } 4677 4678 return leftcol_changed(); 4679 } 4680 4681 /* 4682 * Check that none of the colors are the same as the background color 4683 */ 4684 void 4685 gui_check_colors(void) 4686 { 4687 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4688 { 4689 gui_set_bg_color((char_u *)"White"); 4690 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4691 gui_set_fg_color((char_u *)"Black"); 4692 } 4693 } 4694 4695 static void 4696 gui_set_fg_color(char_u *name) 4697 { 4698 gui.norm_pixel = gui_get_color(name); 4699 hl_set_fg_color_name(vim_strsave(name)); 4700 } 4701 4702 static void 4703 gui_set_bg_color(char_u *name) 4704 { 4705 gui.back_pixel = gui_get_color(name); 4706 hl_set_bg_color_name(vim_strsave(name)); 4707 } 4708 4709 /* 4710 * Allocate a color by name. 4711 * Returns INVALCOLOR and gives an error message when failed. 4712 */ 4713 guicolor_T 4714 gui_get_color(char_u *name) 4715 { 4716 guicolor_T t; 4717 4718 if (*name == NUL) 4719 return INVALCOLOR; 4720 t = gui_mch_get_color(name); 4721 4722 if (t == INVALCOLOR 4723 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 4724 && gui.in_use 4725 #endif 4726 ) 4727 EMSG2(_("E254: Cannot allocate color %s"), name); 4728 return t; 4729 } 4730 4731 /* 4732 * Return the grey value of a color (range 0-255). 4733 */ 4734 int 4735 gui_get_lightness(guicolor_T pixel) 4736 { 4737 long_u rgb = gui_mch_get_rgb(pixel); 4738 4739 return (int)( (((rgb >> 16) & 0xff) * 299) 4740 + (((rgb >> 8) & 0xff) * 587) 4741 + ((rgb & 0xff) * 114)) / 1000; 4742 } 4743 4744 #if defined(FEAT_GUI_X11) || defined(PROTO) 4745 void 4746 gui_new_scrollbar_colors(void) 4747 { 4748 win_T *wp; 4749 4750 /* Nothing to do if GUI hasn't started yet. */ 4751 if (!gui.in_use) 4752 return; 4753 4754 FOR_ALL_WINDOWS(wp) 4755 { 4756 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); 4757 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); 4758 } 4759 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); 4760 } 4761 #endif 4762 4763 /* 4764 * Call this when focus has changed. 4765 */ 4766 void 4767 gui_focus_change(int in_focus) 4768 { 4769 /* 4770 * Skip this code to avoid drawing the cursor when debugging and switching 4771 * between the debugger window and gvim. 4772 */ 4773 #if 1 4774 gui.in_focus = in_focus; 4775 out_flush(); /* make sure output has been written */ 4776 gui_update_cursor(TRUE, FALSE); 4777 4778 # ifdef FEAT_XIM 4779 xim_set_focus(in_focus); 4780 # endif 4781 4782 /* Put events in the input queue only when allowed. 4783 * ui_focus_change() isn't called directly, because it invokes 4784 * autocommands and that must not happen asynchronously. */ 4785 if (!hold_gui_events) 4786 { 4787 char_u bytes[3]; 4788 4789 bytes[0] = CSI; 4790 bytes[1] = KS_EXTRA; 4791 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST; 4792 add_to_input_buf(bytes, 3); 4793 } 4794 #endif 4795 } 4796 4797 /* 4798 * Called when the mouse moved (but not when dragging). 4799 */ 4800 void 4801 gui_mouse_moved(int x, int y) 4802 { 4803 win_T *wp; 4804 char_u st[8]; 4805 4806 /* Ignore this while still starting up. */ 4807 if (!gui.in_use || gui.starting) 4808 return; 4809 4810 #ifdef FEAT_MOUSESHAPE 4811 /* Get window pointer, and update mouse shape as well. */ 4812 wp = xy2win(x, y); 4813 #endif 4814 4815 /* Only handle this when 'mousefocus' set and ... */ 4816 if (p_mousef 4817 && !hold_gui_events /* not holding events */ 4818 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */ 4819 && State != HITRETURN /* but not hit-return prompt */ 4820 && msg_scrolled == 0 /* no scrolled message */ 4821 && !need_mouse_correct /* not moving the pointer */ 4822 && gui.in_focus) /* gvim in focus */ 4823 { 4824 /* Don't move the mouse when it's left or right of the Vim window */ 4825 if (x < 0 || x > Columns * gui.char_width) 4826 return; 4827 #ifndef FEAT_MOUSESHAPE 4828 wp = xy2win(x, y); 4829 #endif 4830 if (wp == curwin || wp == NULL) 4831 return; /* still in the same old window, or none at all */ 4832 4833 #ifdef FEAT_WINDOWS 4834 /* Ignore position in the tab pages line. */ 4835 if (Y_2_ROW(y) < tabline_height()) 4836 return; 4837 #endif 4838 4839 /* 4840 * format a mouse click on status line input 4841 * ala gui_send_mouse_event(0, x, y, 0, 0); 4842 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will 4843 * generate a K_LEFTMOUSE_NM key code. 4844 */ 4845 if (finish_op) 4846 { 4847 /* abort the current operator first */ 4848 st[0] = ESC; 4849 add_to_input_buf(st, 1); 4850 } 4851 st[0] = CSI; 4852 st[1] = KS_MOUSE; 4853 st[2] = KE_FILLER; 4854 st[3] = (char_u)MOUSE_LEFT; 4855 fill_mouse_coord(st + 4, 4856 #ifdef FEAT_WINDOWS 4857 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, 4858 #else 4859 -1, 4860 #endif 4861 wp->w_height + W_WINROW(wp)); 4862 4863 add_to_input_buf(st, 8); 4864 st[3] = (char_u)MOUSE_RELEASE; 4865 add_to_input_buf(st, 8); 4866 #ifdef FEAT_GUI_GTK 4867 /* Need to wake up the main loop */ 4868 if (gtk_main_level() > 0) 4869 gtk_main_quit(); 4870 #endif 4871 } 4872 } 4873 4874 /* 4875 * Called when mouse should be moved to window with focus. 4876 */ 4877 void 4878 gui_mouse_correct(void) 4879 { 4880 int x, y; 4881 win_T *wp = NULL; 4882 4883 need_mouse_correct = FALSE; 4884 4885 if (!(gui.in_use && p_mousef)) 4886 return; 4887 4888 gui_mch_getmouse(&x, &y); 4889 /* Don't move the mouse when it's left or right of the Vim window */ 4890 if (x < 0 || x > Columns * gui.char_width) 4891 return; 4892 if (y >= 0 4893 # ifdef FEAT_WINDOWS 4894 && Y_2_ROW(y) >= tabline_height() 4895 # endif 4896 ) 4897 wp = xy2win(x, y); 4898 if (wp != curwin && wp != NULL) /* If in other than current window */ 4899 { 4900 validate_cline_row(); 4901 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, 4902 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height 4903 + (gui.char_height) / 2); 4904 } 4905 } 4906 4907 /* 4908 * Find window where the mouse pointer "y" coordinate is in. 4909 */ 4910 static win_T * 4911 xy2win(int x UNUSED, int y UNUSED) 4912 { 4913 #ifdef FEAT_WINDOWS 4914 int row; 4915 int col; 4916 win_T *wp; 4917 4918 row = Y_2_ROW(y); 4919 col = X_2_COL(x); 4920 if (row < 0 || col < 0) /* before first window */ 4921 return NULL; 4922 wp = mouse_find_win(&row, &col); 4923 # ifdef FEAT_MOUSESHAPE 4924 if (State == HITRETURN || State == ASKMORE) 4925 { 4926 if (Y_2_ROW(y) >= msg_row) 4927 update_mouseshape(SHAPE_IDX_MOREL); 4928 else 4929 update_mouseshape(SHAPE_IDX_MORE); 4930 } 4931 else if (row > wp->w_height) /* below status line */ 4932 update_mouseshape(SHAPE_IDX_CLINE); 4933 else if (!(State & CMDLINE) && W_VSEP_WIDTH(wp) > 0 && col == wp->w_width 4934 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) 4935 update_mouseshape(SHAPE_IDX_VSEP); 4936 else if (!(State & CMDLINE) && W_STATUS_HEIGHT(wp) > 0 4937 && row == wp->w_height && msg_scrolled == 0) 4938 update_mouseshape(SHAPE_IDX_STATUS); 4939 else 4940 update_mouseshape(-2); 4941 # endif 4942 return wp; 4943 #else 4944 return firstwin; 4945 #endif 4946 } 4947 4948 /* 4949 * ":gui" and ":gvim": Change from the terminal version to the GUI version. 4950 * File names may be given to redefine the args list. 4951 */ 4952 void 4953 ex_gui(exarg_T *eap) 4954 { 4955 char_u *arg = eap->arg; 4956 4957 /* 4958 * Check for "-f" argument: foreground, don't fork. 4959 * Also don't fork when started with "gvim -f". 4960 * Do fork when using "gui -b". 4961 */ 4962 if (arg[0] == '-' 4963 && (arg[1] == 'f' || arg[1] == 'b') 4964 && (arg[2] == NUL || vim_iswhite(arg[2]))) 4965 { 4966 gui.dofork = (arg[1] == 'b'); 4967 eap->arg = skipwhite(eap->arg + 2); 4968 } 4969 if (!gui.in_use) 4970 { 4971 /* Clear the command. Needed for when forking+exiting, to avoid part 4972 * of the argument ending up after the shell prompt. */ 4973 msg_clr_eos_force(); 4974 gui_start(); 4975 #ifdef FEAT_JOB_CHANNEL 4976 channel_gui_register_all(); 4977 #endif 4978 } 4979 if (!ends_excmd(*eap->arg)) 4980 ex_next(eap); 4981 } 4982 4983 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32) \ 4984 || defined(FEAT_GUI_PHOTON)) && defined(FEAT_TOOLBAR)) || defined(PROTO) 4985 /* 4986 * This is shared between Athena, Motif and GTK. 4987 */ 4988 static void gfp_setname(char_u *fname, void *cookie); 4989 4990 /* 4991 * Callback function for do_in_runtimepath(). 4992 */ 4993 static void 4994 gfp_setname(char_u *fname, void *cookie) 4995 { 4996 char_u *gfp_buffer = cookie; 4997 4998 if (STRLEN(fname) >= MAXPATHL) 4999 *gfp_buffer = NUL; 5000 else 5001 STRCPY(gfp_buffer, fname); 5002 } 5003 5004 /* 5005 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. 5006 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. 5007 */ 5008 int 5009 gui_find_bitmap(char_u *name, char_u *buffer, char *ext) 5010 { 5011 if (STRLEN(name) > MAXPATHL - 14) 5012 return FAIL; 5013 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); 5014 if (do_in_runtimepath(buffer, 0, gfp_setname, buffer) == FAIL 5015 || *buffer == NUL) 5016 return FAIL; 5017 return OK; 5018 } 5019 5020 # if !defined(FEAT_GUI_GTK) || defined(PROTO) 5021 /* 5022 * Given the name of the "icon=" argument, try finding the bitmap file for the 5023 * icon. If it is an absolute path name, use it as it is. Otherwise append 5024 * "ext" and search for it in 'runtimepath'. 5025 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" 5026 * contains "name". 5027 */ 5028 void 5029 gui_find_iconfile(char_u *name, char_u *buffer, char *ext) 5030 { 5031 char_u buf[MAXPATHL + 1]; 5032 5033 expand_env(name, buffer, MAXPATHL); 5034 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) 5035 STRCPY(buffer, buf); 5036 } 5037 # endif 5038 #endif 5039 5040 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) 5041 void 5042 display_errors(void) 5043 { 5044 char_u *p; 5045 5046 if (isatty(2)) 5047 fflush(stderr); 5048 else if (error_ga.ga_data != NULL) 5049 { 5050 /* avoid putting up a message box with blanks only */ 5051 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) 5052 if (!isspace(*p)) 5053 { 5054 /* Truncate a very long message, it will go off-screen. */ 5055 if (STRLEN(p) > 2000) 5056 STRCPY(p + 2000 - 14, "...(truncated)"); 5057 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), 5058 p, (char_u *)_("&Ok"), 1, NULL, FALSE); 5059 break; 5060 } 5061 ga_clear(&error_ga); 5062 } 5063 } 5064 #endif 5065 5066 #if defined(NO_CONSOLE_INPUT) || defined(PROTO) 5067 /* 5068 * Return TRUE if still starting up and there is no place to enter text. 5069 * For GTK and X11 we check if stderr is not a tty, which means we were 5070 * (probably) started from the desktop. Also check stdin, "vim >& file" does 5071 * allow typing on stdin. 5072 */ 5073 int 5074 no_console_input(void) 5075 { 5076 return ((!gui.in_use || gui.starting) 5077 # ifndef NO_CONSOLE 5078 && !isatty(0) && !isatty(2) 5079 # endif 5080 ); 5081 } 5082 #endif 5083 5084 #if defined(FIND_REPLACE_DIALOG) || defined(FEAT_SUN_WORKSHOP) \ 5085 || defined(NEED_GUI_UPDATE_SCREEN) \ 5086 || defined(PROTO) 5087 /* 5088 * Update the current window and the screen. 5089 */ 5090 void 5091 gui_update_screen(void) 5092 { 5093 #ifdef FEAT_CONCEAL 5094 linenr_T conceal_old_cursor_line = 0; 5095 linenr_T conceal_new_cursor_line = 0; 5096 int conceal_update_lines = FALSE; 5097 #endif 5098 5099 update_topline(); 5100 validate_cursor(); 5101 5102 #if defined(FEAT_AUTOCMD) || defined(FEAT_CONCEAL) 5103 /* Trigger CursorMoved if the cursor moved. */ 5104 if (!finish_op && ( 5105 # ifdef FEAT_AUTOCMD 5106 has_cursormoved() 5107 # endif 5108 # if defined(FEAT_AUTOCMD) && defined(FEAT_CONCEAL) 5109 || 5110 # endif 5111 # ifdef FEAT_CONCEAL 5112 curwin->w_p_cole > 0 5113 # endif 5114 ) 5115 && !equalpos(last_cursormoved, curwin->w_cursor)) 5116 { 5117 # ifdef FEAT_AUTOCMD 5118 if (has_cursormoved()) 5119 apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); 5120 # endif 5121 # ifdef FEAT_CONCEAL 5122 if (curwin->w_p_cole > 0) 5123 { 5124 conceal_old_cursor_line = last_cursormoved.lnum; 5125 conceal_new_cursor_line = curwin->w_cursor.lnum; 5126 conceal_update_lines = TRUE; 5127 } 5128 # endif 5129 last_cursormoved = curwin->w_cursor; 5130 } 5131 #endif 5132 5133 update_screen(0); /* may need to update the screen */ 5134 setcursor(); 5135 # if defined(FEAT_CONCEAL) 5136 if (conceal_update_lines 5137 && (conceal_old_cursor_line != conceal_new_cursor_line 5138 || conceal_cursor_line(curwin) 5139 || need_cursor_line_redraw)) 5140 { 5141 if (conceal_old_cursor_line != conceal_new_cursor_line) 5142 update_single_line(curwin, conceal_old_cursor_line); 5143 update_single_line(curwin, conceal_new_cursor_line); 5144 curwin->w_valid &= ~VALID_CROW; 5145 } 5146 # endif 5147 out_flush(); /* make sure output has been written */ 5148 gui_update_cursor(TRUE, FALSE); 5149 gui_mch_flush(); 5150 } 5151 #endif 5152 5153 #if defined(FIND_REPLACE_DIALOG) || defined(PROTO) 5154 static void concat_esc(garray_T *gap, char_u *text, int what); 5155 5156 /* 5157 * Get the text to use in a find/replace dialog. Uses the last search pattern 5158 * if the argument is empty. 5159 * Returns an allocated string. 5160 */ 5161 char_u * 5162 get_find_dialog_text( 5163 char_u *arg, 5164 int *wwordp, /* return: TRUE if \< \> found */ 5165 int *mcasep) /* return: TRUE if \C found */ 5166 { 5167 char_u *text; 5168 5169 if (*arg == NUL) 5170 text = last_search_pat(); 5171 else 5172 text = arg; 5173 if (text != NULL) 5174 { 5175 text = vim_strsave(text); 5176 if (text != NULL) 5177 { 5178 int len = (int)STRLEN(text); 5179 int i; 5180 5181 /* Remove "\V" */ 5182 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) 5183 { 5184 mch_memmove(text, text + 2, (size_t)(len - 1)); 5185 len -= 2; 5186 } 5187 5188 /* Recognize "\c" and "\C" and remove. */ 5189 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) 5190 { 5191 *mcasep = (text[1] == 'C'); 5192 mch_memmove(text, text + 2, (size_t)(len - 1)); 5193 len -= 2; 5194 } 5195 5196 /* Recognize "\<text\>" and remove. */ 5197 if (len >= 4 5198 && STRNCMP(text, "\\<", 2) == 0 5199 && STRNCMP(text + len - 2, "\\>", 2) == 0) 5200 { 5201 *wwordp = TRUE; 5202 mch_memmove(text, text + 2, (size_t)(len - 4)); 5203 text[len - 4] = NUL; 5204 } 5205 5206 /* Recognize "\/" or "\?" and remove. */ 5207 for (i = 0; i + 1 < len; ++i) 5208 if (text[i] == '\\' && (text[i + 1] == '/' 5209 || text[i + 1] == '?')) 5210 { 5211 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); 5212 --len; 5213 } 5214 } 5215 } 5216 return text; 5217 } 5218 5219 /* 5220 * Concatenate "text" to grow array "gap", escaping "what" with a backslash. 5221 */ 5222 static void 5223 concat_esc(garray_T *gap, char_u *text, int what) 5224 { 5225 while (*text != NUL) 5226 { 5227 #ifdef FEAT_MBYTE 5228 int l = (*mb_ptr2len)(text); 5229 5230 if (l > 1) 5231 { 5232 while (--l >= 0) 5233 ga_append(gap, *text++); 5234 continue; 5235 } 5236 #endif 5237 if (*text == what) 5238 ga_append(gap, '\\'); 5239 ga_append(gap, *text); 5240 ++text; 5241 } 5242 } 5243 5244 /* 5245 * Handle the press of a button in the find-replace dialog. 5246 * Return TRUE when something was added to the input buffer. 5247 */ 5248 int 5249 gui_do_findrepl( 5250 int flags, /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */ 5251 char_u *find_text, 5252 char_u *repl_text, 5253 int down) /* Search downwards. */ 5254 { 5255 garray_T ga; 5256 int i; 5257 int type = (flags & FRD_TYPE_MASK); 5258 char_u *p; 5259 regmatch_T regmatch; 5260 int save_did_emsg = did_emsg; 5261 static int busy = FALSE; 5262 5263 /* When the screen is being updated we should not change buffers and 5264 * windows structures, it may cause freed memory to be used. Also don't 5265 * do this recursively (pressing "Find" quickly several times. */ 5266 if (updating_screen || busy) 5267 return FALSE; 5268 5269 /* refuse replace when text cannot be changed */ 5270 if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked()) 5271 return FALSE; 5272 5273 busy = TRUE; 5274 5275 ga_init2(&ga, 1, 100); 5276 if (type == FRD_REPLACEALL) 5277 ga_concat(&ga, (char_u *)"%s/"); 5278 5279 ga_concat(&ga, (char_u *)"\\V"); 5280 if (flags & FRD_MATCH_CASE) 5281 ga_concat(&ga, (char_u *)"\\C"); 5282 else 5283 ga_concat(&ga, (char_u *)"\\c"); 5284 if (flags & FRD_WHOLE_WORD) 5285 ga_concat(&ga, (char_u *)"\\<"); 5286 if (type == FRD_REPLACEALL || down) 5287 concat_esc(&ga, find_text, '/'); /* escape slashes */ 5288 else 5289 concat_esc(&ga, find_text, '?'); /* escape '?' */ 5290 if (flags & FRD_WHOLE_WORD) 5291 ga_concat(&ga, (char_u *)"\\>"); 5292 5293 if (type == FRD_REPLACEALL) 5294 { 5295 ga_concat(&ga, (char_u *)"/"); 5296 /* escape / and \ */ 5297 p = vim_strsave_escaped(repl_text, (char_u *)"/\\"); 5298 if (p != NULL) 5299 ga_concat(&ga, p); 5300 vim_free(p); 5301 ga_concat(&ga, (char_u *)"/g"); 5302 } 5303 ga_append(&ga, NUL); 5304 5305 if (type == FRD_REPLACE) 5306 { 5307 /* Do the replacement when the text at the cursor matches. Thus no 5308 * replacement is done if the cursor was moved! */ 5309 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); 5310 regmatch.rm_ic = 0; 5311 if (regmatch.regprog != NULL) 5312 { 5313 p = ml_get_cursor(); 5314 if (vim_regexec_nl(®match, p, (colnr_T)0) 5315 && regmatch.startp[0] == p) 5316 { 5317 /* Clear the command line to remove any old "No match" 5318 * error. */ 5319 msg_end_prompt(); 5320 5321 if (u_save_cursor() == OK) 5322 { 5323 /* A button was pressed thus undo should be synced. */ 5324 u_sync(FALSE); 5325 5326 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), 5327 FALSE, FALSE); 5328 ins_str(repl_text); 5329 } 5330 } 5331 else 5332 MSG(_("No match at cursor, finding next")); 5333 vim_regfree(regmatch.regprog); 5334 } 5335 } 5336 5337 if (type == FRD_REPLACEALL) 5338 { 5339 /* A button was pressed, thus undo should be synced. */ 5340 u_sync(FALSE); 5341 do_cmdline_cmd(ga.ga_data); 5342 } 5343 else 5344 { 5345 /* Search for the next match. */ 5346 i = msg_scroll; 5347 (void)do_search(NULL, down ? '/' : '?', ga.ga_data, 1L, 5348 SEARCH_MSG + SEARCH_MARK, NULL); 5349 msg_scroll = i; /* don't let an error message set msg_scroll */ 5350 } 5351 5352 /* Don't want to pass did_emsg to other code, it may cause disabling 5353 * syntax HL if we were busy redrawing. */ 5354 did_emsg = save_did_emsg; 5355 5356 if (State & (NORMAL | INSERT)) 5357 { 5358 gui_update_screen(); /* update the screen */ 5359 msg_didout = 0; /* overwrite any message */ 5360 need_wait_return = FALSE; /* don't wait for return */ 5361 } 5362 5363 vim_free(ga.ga_data); 5364 busy = FALSE; 5365 return (ga.ga_len > 0); 5366 } 5367 5368 #endif 5369 5370 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \ 5371 || defined(FEAT_GUI_MSWIN) \ 5372 || defined(FEAT_GUI_MAC) \ 5373 || defined(PROTO) 5374 5375 #ifdef FEAT_WINDOWS 5376 static void gui_wingoto_xy(int x, int y); 5377 5378 /* 5379 * Jump to the window at specified point (x, y). 5380 */ 5381 static void 5382 gui_wingoto_xy(int x, int y) 5383 { 5384 int row = Y_2_ROW(y); 5385 int col = X_2_COL(x); 5386 win_T *wp; 5387 5388 if (row >= 0 && col >= 0) 5389 { 5390 wp = mouse_find_win(&row, &col); 5391 if (wp != NULL && wp != curwin) 5392 win_goto(wp); 5393 } 5394 } 5395 #endif 5396 5397 /* 5398 * Process file drop. Mouse cursor position, key modifiers, name of files 5399 * and count of files are given. Argument "fnames[count]" has full pathnames 5400 * of dropped files, they will be freed in this function, and caller can't use 5401 * fnames after call this function. 5402 */ 5403 void 5404 gui_handle_drop( 5405 int x UNUSED, 5406 int y UNUSED, 5407 int_u modifiers, 5408 char_u **fnames, 5409 int count) 5410 { 5411 int i; 5412 char_u *p; 5413 static int entered = FALSE; 5414 5415 /* 5416 * This function is called by event handlers. Just in case we get a 5417 * second event before the first one is handled, ignore the second one. 5418 * Not sure if this can ever happen, just in case. 5419 */ 5420 if (entered) 5421 return; 5422 entered = TRUE; 5423 5424 /* 5425 * When the cursor is at the command line, add the file names to the 5426 * command line, don't edit the files. 5427 */ 5428 if (State & CMDLINE) 5429 { 5430 shorten_filenames(fnames, count); 5431 for (i = 0; i < count; ++i) 5432 { 5433 if (fnames[i] != NULL) 5434 { 5435 if (i > 0) 5436 add_to_input_buf((char_u*)" ", 1); 5437 5438 /* We don't know what command is used thus we can't be sure 5439 * about which characters need to be escaped. Only escape the 5440 * most common ones. */ 5441 # ifdef BACKSLASH_IN_FILENAME 5442 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); 5443 # else 5444 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); 5445 # endif 5446 if (p != NULL) 5447 add_to_input_buf_csi(p, (int)STRLEN(p)); 5448 vim_free(p); 5449 vim_free(fnames[i]); 5450 } 5451 } 5452 vim_free(fnames); 5453 } 5454 else 5455 { 5456 /* Go to the window under mouse cursor, then shorten given "fnames" by 5457 * current window, because a window can have local current dir. */ 5458 # ifdef FEAT_WINDOWS 5459 gui_wingoto_xy(x, y); 5460 # endif 5461 shorten_filenames(fnames, count); 5462 5463 /* If Shift held down, remember the first item. */ 5464 if ((modifiers & MOUSE_SHIFT) != 0) 5465 p = vim_strsave(fnames[0]); 5466 else 5467 p = NULL; 5468 5469 /* Handle the drop, :edit or :split to get to the file. This also 5470 * frees fnames[]. Skip this if there is only one item it's a 5471 * directory and Shift is held down. */ 5472 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 5473 && mch_isdir(fnames[0])) 5474 { 5475 vim_free(fnames[0]); 5476 vim_free(fnames); 5477 } 5478 else 5479 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0); 5480 5481 /* If Shift held down, change to first file's directory. If the first 5482 * item is a directory, change to that directory (and let the explorer 5483 * plugin show the contents). */ 5484 if (p != NULL) 5485 { 5486 if (mch_isdir(p)) 5487 { 5488 if (mch_chdir((char *)p) == 0) 5489 shorten_fnames(TRUE); 5490 } 5491 else if (vim_chdirfile(p) == OK) 5492 shorten_fnames(TRUE); 5493 vim_free(p); 5494 } 5495 5496 /* Update the screen display */ 5497 update_screen(NOT_VALID); 5498 # ifdef FEAT_MENU 5499 gui_update_menus(0); 5500 # endif 5501 #ifdef FEAT_TITLE 5502 maketitle(); 5503 #endif 5504 setcursor(); 5505 out_flush(); 5506 gui_update_cursor(FALSE, FALSE); 5507 gui_mch_flush(); 5508 } 5509 5510 entered = FALSE; 5511 } 5512 #endif 5513