1 /* vi:set ts=8 sts=4 sw=4 noet: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * GUI/Motif support by Robert Webb 5 * 6 * Do ":help uganda" in Vim to read copying and usage conditions. 7 * Do ":help credits" in Vim to see a list of people who contributed. 8 * See README.txt for an overview of the Vim source code. 9 */ 10 11 #include "vim.h" 12 13 /* Structure containing all the GUI information */ 14 gui_T gui; 15 16 #if !defined(FEAT_GUI_GTK) 17 static void set_guifontwide(char_u *font_name); 18 #endif 19 static void gui_check_pos(void); 20 static void gui_outstr(char_u *, int); 21 static int gui_screenchar(int off, int flags, guicolor_T fg, guicolor_T bg, int back); 22 static void gui_delete_lines(int row, int count); 23 static void gui_insert_lines(int row, int count); 24 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 25 static int gui_has_tabline(void); 26 #endif 27 static void gui_do_scrollbar(win_T *wp, int which, int enable); 28 static void gui_update_horiz_scrollbar(int); 29 static void gui_set_fg_color(char_u *name); 30 static void gui_set_bg_color(char_u *name); 31 static win_T *xy2win(int x, int y); 32 33 #ifdef GUI_MAY_FORK 34 static void gui_do_fork(void); 35 36 static int gui_read_child_pipe(int fd); 37 38 /* Return values for gui_read_child_pipe */ 39 enum { 40 GUI_CHILD_IO_ERROR, 41 GUI_CHILD_OK, 42 GUI_CHILD_FAILED 43 }; 44 #endif 45 46 static void gui_attempt_start(void); 47 48 static int can_update_cursor = TRUE; /* can display the cursor */ 49 static int disable_flush = 0; /* If > 0, gui_mch_flush() is disabled. */ 50 51 /* 52 * The Athena scrollbars can move the thumb to after the end of the scrollbar, 53 * this makes the thumb indicate the part of the text that is shown. Motif 54 * can't do this. 55 */ 56 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC) 57 # define SCROLL_PAST_END 58 #endif 59 60 /* 61 * gui_start -- Called when user wants to start the GUI. 62 * 63 * Careful: This function can be called recursively when there is a ":gui" 64 * command in the .gvimrc file. Only the first call should fork, not the 65 * recursive call. 66 */ 67 void 68 gui_start(void) 69 { 70 char_u *old_term; 71 static int recursive = 0; 72 73 old_term = vim_strsave(T_NAME); 74 75 settmode(TMODE_COOK); /* stop RAW mode */ 76 if (full_screen) 77 cursor_on(); /* needed for ":gui" in .vimrc */ 78 full_screen = FALSE; 79 80 ++recursive; 81 82 #ifdef GUI_MAY_FORK 83 /* 84 * Quit the current process and continue in the child. 85 * Makes "gvim file" disconnect from the shell it was started in. 86 * Don't do this when Vim was started with "-f" or the 'f' flag is present 87 * in 'guioptions'. 88 * Don't do this when there is a running job, we can only get the status 89 * of a child from the parent. 90 */ 91 if (gui.dofork && !vim_strchr(p_go, GO_FORG) && recursive <= 1 92 # ifdef FEAT_JOB_CHANNEL 93 && !job_any_running() 94 # endif 95 ) 96 { 97 gui_do_fork(); 98 } 99 else 100 #endif 101 { 102 #ifdef FEAT_GUI_GTK 103 /* If there is 'f' in 'guioptions' and specify -g argument, 104 * gui_mch_init_check() was not called yet. */ 105 if (gui_mch_init_check() != OK) 106 getout_preserve_modified(1); 107 #endif 108 gui_attempt_start(); 109 } 110 111 if (!gui.in_use) /* failed to start GUI */ 112 { 113 /* Back to old term settings 114 * 115 * FIXME: If we got here because a child process failed and flagged to 116 * the parent to resume, and X11 is enabled with FEAT_TITLE, this will 117 * hit an X11 I/O error and do a longjmp(), leaving recursive 118 * permanently set to 1. This is probably not as big a problem as it 119 * sounds, because gui_mch_init() in both gui_x11.c and gui_gtk_x11.c 120 * return "OK" unconditionally, so it would be very difficult to 121 * actually hit this case. 122 */ 123 termcapinit(old_term); 124 settmode(TMODE_RAW); /* restart RAW mode */ 125 #ifdef FEAT_TITLE 126 set_title_defaults(); /* set 'title' and 'icon' again */ 127 #endif 128 } 129 130 vim_free(old_term); 131 132 /* If the GUI started successfully, trigger the GUIEnter event, otherwise 133 * the GUIFailed event. */ 134 gui_mch_update(); 135 apply_autocmds(gui.in_use ? EVENT_GUIENTER : EVENT_GUIFAILED, 136 NULL, NULL, FALSE, curbuf); 137 --recursive; 138 } 139 140 /* 141 * Set_termname() will call gui_init() to start the GUI. 142 * Set the "starting" flag, to indicate that the GUI will start. 143 * 144 * We don't want to open the GUI shell until after we've read .gvimrc, 145 * otherwise we don't know what font we will use, and hence we don't know 146 * what size the shell should be. So if there are errors in the .gvimrc 147 * file, they will have to go to the terminal: Set full_screen to FALSE. 148 * full_screen will be set to TRUE again by a successful termcapinit(). 149 */ 150 static void 151 gui_attempt_start(void) 152 { 153 static int recursive = 0; 154 155 ++recursive; 156 gui.starting = TRUE; 157 158 #ifdef FEAT_GUI_GTK 159 gui.event_time = GDK_CURRENT_TIME; 160 #endif 161 162 termcapinit((char_u *)"builtin_gui"); 163 gui.starting = recursive - 1; 164 165 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) 166 if (gui.in_use) 167 { 168 # ifdef FEAT_EVAL 169 Window x11_window; 170 Display *x11_display; 171 172 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) 173 set_vim_var_nr(VV_WINDOWID, (long)x11_window); 174 # endif 175 176 /* Display error messages in a dialog now. */ 177 display_errors(); 178 } 179 #endif 180 --recursive; 181 } 182 183 #ifdef GUI_MAY_FORK 184 185 /* for waitpid() */ 186 # if defined(HAVE_SYS_WAIT_H) || defined(HAVE_UNION_WAIT) 187 # include <sys/wait.h> 188 # endif 189 190 /* 191 * Create a new process, by forking. In the child, start the GUI, and in 192 * the parent, exit. 193 * 194 * If something goes wrong, this will return with gui.in_use still set 195 * to FALSE, in which case the caller should continue execution without 196 * the GUI. 197 * 198 * If the child fails to start the GUI, then the child will exit and the 199 * parent will return. If the child succeeds, then the parent will exit 200 * and the child will return. 201 */ 202 static void 203 gui_do_fork(void) 204 { 205 int pipefd[2]; /* pipe between parent and child */ 206 int pipe_error; 207 int status; 208 int exit_status; 209 pid_t pid = -1; 210 211 /* Setup a pipe between the child and the parent, so that the parent 212 * knows when the child has done the setsid() call and is allowed to 213 * exit. */ 214 pipe_error = (pipe(pipefd) < 0); 215 pid = fork(); 216 if (pid < 0) /* Fork error */ 217 { 218 emsg(_("E851: Failed to create a new process for the GUI")); 219 return; 220 } 221 else if (pid > 0) /* Parent */ 222 { 223 /* Give the child some time to do the setsid(), otherwise the 224 * exit() may kill the child too (when starting gvim from inside a 225 * gvim). */ 226 if (!pipe_error) 227 { 228 /* The read returns when the child closes the pipe (or when 229 * the child dies for some reason). */ 230 close(pipefd[1]); 231 status = gui_read_child_pipe(pipefd[0]); 232 if (status == GUI_CHILD_FAILED) 233 { 234 /* The child failed to start the GUI, so the caller must 235 * continue. There may be more error information written 236 * to stderr by the child. */ 237 # ifdef __NeXT__ 238 wait4(pid, &exit_status, 0, (struct rusage *)0); 239 # else 240 waitpid(pid, &exit_status, 0); 241 # endif 242 emsg(_("E852: The child process failed to start the GUI")); 243 return; 244 } 245 else if (status == GUI_CHILD_IO_ERROR) 246 { 247 pipe_error = TRUE; 248 } 249 /* else GUI_CHILD_OK: parent exit */ 250 } 251 252 if (pipe_error) 253 ui_delay(300L, TRUE); 254 255 /* When swapping screens we may need to go to the next line, e.g., 256 * after a hit-enter prompt and using ":gui". */ 257 if (newline_on_exit) 258 mch_errmsg("\r\n"); 259 260 /* 261 * The parent must skip the normal exit() processing, the child 262 * will do it. For example, GTK messes up signals when exiting. 263 */ 264 _exit(0); 265 } 266 /* Child */ 267 268 #ifdef FEAT_GUI_GTK 269 /* Call gtk_init_check() here after fork(). See gui_init_check(). */ 270 if (gui_mch_init_check() != OK) 271 getout_preserve_modified(1); 272 #endif 273 274 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) 275 /* 276 * Change our process group. On some systems/shells a CTRL-C in the 277 * shell where Vim was started would otherwise kill gvim! 278 */ 279 # if defined(HAVE_SETSID) 280 (void)setsid(); 281 # else 282 (void)setpgid(0, 0); 283 # endif 284 # endif 285 if (!pipe_error) 286 close(pipefd[0]); 287 288 # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) 289 /* Tell the session manager our new PID */ 290 gui_mch_forked(); 291 # endif 292 293 /* Try to start the GUI */ 294 gui_attempt_start(); 295 296 /* Notify the parent */ 297 if (!pipe_error) 298 { 299 if (gui.in_use) 300 write_eintr(pipefd[1], "ok", 3); 301 else 302 write_eintr(pipefd[1], "fail", 5); 303 close(pipefd[1]); 304 } 305 306 /* If we failed to start the GUI, exit now. */ 307 if (!gui.in_use) 308 getout_preserve_modified(1); 309 } 310 311 /* 312 * Read from a pipe assumed to be connected to the child process (this 313 * function is called from the parent). 314 * Return GUI_CHILD_OK if the child successfully started the GUI, 315 * GUY_CHILD_FAILED if the child failed, or GUI_CHILD_IO_ERROR if there was 316 * some other error. 317 * 318 * The file descriptor will be closed before the function returns. 319 */ 320 static int 321 gui_read_child_pipe(int fd) 322 { 323 long bytes_read; 324 #define READ_BUFFER_SIZE 10 325 char buffer[READ_BUFFER_SIZE]; 326 327 bytes_read = read_eintr(fd, buffer, READ_BUFFER_SIZE - 1); 328 #undef READ_BUFFER_SIZE 329 close(fd); 330 if (bytes_read < 0) 331 return GUI_CHILD_IO_ERROR; 332 buffer[bytes_read] = NUL; 333 if (strcmp(buffer, "ok") == 0) 334 return GUI_CHILD_OK; 335 return GUI_CHILD_FAILED; 336 } 337 338 #endif /* GUI_MAY_FORK */ 339 340 /* 341 * Call this when vim starts up, whether or not the GUI is started 342 */ 343 void 344 gui_prepare(int *argc, char **argv) 345 { 346 gui.in_use = FALSE; /* No GUI yet (maybe later) */ 347 gui.starting = FALSE; /* No GUI yet (maybe later) */ 348 gui_mch_prepare(argc, argv); 349 } 350 351 /* 352 * Try initializing the GUI and check if it can be started. 353 * Used from main() to check early if "vim -g" can start the GUI. 354 * Used from gui_init() to prepare for starting the GUI. 355 * Returns FAIL or OK. 356 */ 357 int 358 gui_init_check(void) 359 { 360 static int result = MAYBE; 361 362 if (result != MAYBE) 363 { 364 if (result == FAIL) 365 emsg(_("E229: Cannot start the GUI")); 366 return result; 367 } 368 369 gui.shell_created = FALSE; 370 gui.dying = FALSE; 371 gui.in_focus = TRUE; /* so the guicursor setting works */ 372 gui.dragged_sb = SBAR_NONE; 373 gui.dragged_wp = NULL; 374 gui.pointer_hidden = FALSE; 375 gui.col = 0; 376 gui.row = 0; 377 gui.num_cols = Columns; 378 gui.num_rows = Rows; 379 380 gui.cursor_is_valid = FALSE; 381 gui.scroll_region_top = 0; 382 gui.scroll_region_bot = Rows - 1; 383 gui.scroll_region_left = 0; 384 gui.scroll_region_right = Columns - 1; 385 gui.highlight_mask = HL_NORMAL; 386 gui.char_width = 1; 387 gui.char_height = 1; 388 gui.char_ascent = 0; 389 gui.border_width = 0; 390 391 gui.norm_font = NOFONT; 392 #ifndef FEAT_GUI_GTK 393 gui.bold_font = NOFONT; 394 gui.ital_font = NOFONT; 395 gui.boldital_font = NOFONT; 396 # ifdef FEAT_XFONTSET 397 gui.fontset = NOFONTSET; 398 # endif 399 #endif 400 gui.wide_font = NOFONT; 401 #ifndef FEAT_GUI_GTK 402 gui.wide_bold_font = NOFONT; 403 gui.wide_ital_font = NOFONT; 404 gui.wide_boldital_font = NOFONT; 405 #endif 406 407 #ifdef FEAT_MENU 408 # ifndef FEAT_GUI_GTK 409 # ifdef FONTSET_ALWAYS 410 gui.menu_fontset = NOFONTSET; 411 # else 412 gui.menu_font = NOFONT; 413 # endif 414 # endif 415 gui.menu_is_active = TRUE; /* default: include menu */ 416 # ifndef FEAT_GUI_GTK 417 gui.menu_height = MENU_DEFAULT_HEIGHT; 418 gui.menu_width = 0; 419 # endif 420 #endif 421 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 422 gui.toolbar_height = 0; 423 #endif 424 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) 425 gui.footer_height = 0; 426 #endif 427 #ifdef FEAT_BEVAL_TIP 428 gui.tooltip_fontset = NOFONTSET; 429 #endif 430 431 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; 432 gui.prev_wrap = -1; 433 434 #ifdef ALWAYS_USE_GUI 435 result = OK; 436 #else 437 # ifdef FEAT_GUI_GTK 438 /* 439 * Note: Don't call gtk_init_check() before fork, it will be called after 440 * the fork. When calling it before fork, it make vim hang for a while. 441 * See gui_do_fork(). 442 * Use a simpler check if the GUI window can probably be opened. 443 */ 444 result = gui.dofork ? gui_mch_early_init_check(TRUE) : gui_mch_init_check(); 445 # else 446 result = gui_mch_init_check(); 447 # endif 448 #endif 449 return result; 450 } 451 452 /* 453 * This is the call which starts the GUI. 454 */ 455 void 456 gui_init(void) 457 { 458 win_T *wp; 459 static int recursive = 0; 460 461 /* 462 * It's possible to use ":gui" in a .gvimrc file. The first halve of this 463 * function will then be executed at the first call, the rest by the 464 * recursive call. This allow the shell to be opened halfway reading a 465 * gvimrc file. 466 */ 467 if (!recursive) 468 { 469 ++recursive; 470 471 clip_init(TRUE); 472 473 /* If can't initialize, don't try doing the rest */ 474 if (gui_init_check() == FAIL) 475 { 476 --recursive; 477 clip_init(FALSE); 478 return; 479 } 480 481 /* 482 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It 483 * breaks the Paste toolbar button. 484 */ 485 set_option_value((char_u *)"paste", 0L, NULL, 0); 486 487 /* 488 * Set up system-wide default menus. 489 */ 490 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) 491 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) 492 { 493 sys_menu = TRUE; 494 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE); 495 sys_menu = FALSE; 496 } 497 #endif 498 499 /* 500 * Switch on the mouse by default, unless the user changed it already. 501 * This can then be changed in the .gvimrc. 502 */ 503 if (!option_was_set((char_u *)"mouse")) 504 set_string_option_direct((char_u *)"mouse", -1, 505 (char_u *)"a", OPT_FREE, SID_NONE); 506 507 /* 508 * If -U option given, use only the initializations from that file and 509 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". 510 */ 511 if (use_gvimrc != NULL) 512 { 513 if (STRCMP(use_gvimrc, "NONE") != 0 514 && STRCMP(use_gvimrc, "NORC") != 0 515 && do_source(use_gvimrc, FALSE, DOSO_NONE) != OK) 516 semsg(_("E230: Cannot read from \"%s\""), use_gvimrc); 517 } 518 else 519 { 520 /* 521 * Get system wide defaults for gvim, only when file name defined. 522 */ 523 #ifdef SYS_GVIMRC_FILE 524 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE); 525 #endif 526 527 /* 528 * Try to read GUI initialization commands from the following 529 * places: 530 * - environment variable GVIMINIT 531 * - the user gvimrc file (~/.gvimrc) 532 * - the second user gvimrc file ($VIM/.gvimrc for Dos) 533 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) 534 * The first that exists is used, the rest is ignored. 535 */ 536 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL 537 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, 538 DOSO_GVIMRC) == FAIL 539 #ifdef USR_GVIMRC_FILE2 540 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, 541 DOSO_GVIMRC) == FAIL 542 #endif 543 #ifdef USR_GVIMRC_FILE3 544 && do_source((char_u *)USR_GVIMRC_FILE3, TRUE, 545 DOSO_GVIMRC) == FAIL 546 #endif 547 ) 548 { 549 #ifdef USR_GVIMRC_FILE4 550 (void)do_source((char_u *)USR_GVIMRC_FILE4, TRUE, DOSO_GVIMRC); 551 #endif 552 } 553 554 /* 555 * Read initialization commands from ".gvimrc" in current 556 * directory. This is only done if the 'exrc' option is set. 557 * Because of security reasons we disallow shell and write 558 * commands now, except for unix if the file is owned by the user 559 * or 'secure' option has been reset in environment of global 560 * ".gvimrc". 561 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, 562 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. 563 */ 564 if (p_exrc) 565 { 566 #ifdef UNIX 567 { 568 stat_T s; 569 570 /* if ".gvimrc" file is not owned by user, set 'secure' 571 * mode */ 572 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) 573 secure = p_secure; 574 } 575 #else 576 secure = p_secure; 577 #endif 578 579 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, 580 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 581 #ifdef SYS_GVIMRC_FILE 582 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, 583 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 584 #endif 585 #ifdef USR_GVIMRC_FILE2 586 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, 587 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 588 #endif 589 #ifdef USR_GVIMRC_FILE3 590 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, 591 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 592 #endif 593 #ifdef USR_GVIMRC_FILE4 594 && fullpathcmp((char_u *)USR_GVIMRC_FILE4, 595 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 596 #endif 597 ) 598 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC); 599 600 if (secure == 2) 601 need_wait_return = TRUE; 602 secure = 0; 603 } 604 } 605 606 if (need_wait_return || msg_didany) 607 wait_return(TRUE); 608 609 --recursive; 610 } 611 612 /* If recursive call opened the shell, return here from the first call */ 613 if (gui.in_use) 614 return; 615 616 /* 617 * Create the GUI shell. 618 */ 619 gui.in_use = TRUE; /* Must be set after menus have been set up */ 620 if (gui_mch_init() == FAIL) 621 goto error; 622 623 /* Avoid a delay for an error message that was printed in the terminal 624 * where Vim was started. */ 625 emsg_on_display = FALSE; 626 msg_scrolled = 0; 627 clear_sb_text(TRUE); 628 need_wait_return = FALSE; 629 msg_didany = FALSE; 630 631 /* 632 * Check validity of any generic resources that may have been loaded. 633 */ 634 if (gui.border_width < 0) 635 gui.border_width = 0; 636 637 /* 638 * Set up the fonts. First use a font specified with "-fn" or "-font". 639 */ 640 if (font_argument != NULL) 641 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); 642 if ( 643 #ifdef FEAT_XFONTSET 644 (*p_guifontset == NUL 645 || gui_init_font(p_guifontset, TRUE) == FAIL) && 646 #endif 647 gui_init_font(*p_guifont == NUL ? hl_get_font_name() 648 : p_guifont, FALSE) == FAIL) 649 { 650 emsg(_("E665: Cannot start GUI, no valid font found")); 651 goto error2; 652 } 653 if (gui_get_wide_font() == FAIL) 654 emsg(_("E231: 'guifontwide' invalid")); 655 656 gui.num_cols = Columns; 657 gui.num_rows = Rows; 658 gui_reset_scroll_region(); 659 660 /* Create initial scrollbars */ 661 FOR_ALL_WINDOWS(wp) 662 { 663 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); 664 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); 665 } 666 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); 667 668 #ifdef FEAT_MENU 669 gui_create_initial_menus(root_menu); 670 #endif 671 #ifdef FEAT_SIGN_ICONS 672 sign_gui_started(); 673 #endif 674 675 /* Configure the desired menu and scrollbars */ 676 gui_init_which_components(NULL); 677 678 /* All components of the GUI have been created now */ 679 gui.shell_created = TRUE; 680 681 #ifndef FEAT_GUI_GTK 682 // Set the shell size, adjusted for the screen size. For GTK this only 683 // works after the shell has been opened, thus it is further down. 684 // For MS-Windows pass FALSE for "mustset" to make --windowid work. 685 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 686 #endif 687 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 688 /* Need to set the size of the menubar after all the menus have been 689 * created. */ 690 gui_mch_compute_menu_height((Widget)0); 691 #endif 692 693 /* 694 * Actually open the GUI shell. 695 */ 696 if (gui_mch_open() != FAIL) 697 { 698 #ifdef FEAT_TITLE 699 maketitle(); 700 resettitle(); 701 #endif 702 init_gui_options(); 703 #ifdef FEAT_ARABIC 704 /* Our GUI can't do bidi. */ 705 p_tbidi = FALSE; 706 #endif 707 #if defined(FEAT_GUI_GTK) 708 /* Give GTK+ a chance to put all widget's into place. */ 709 gui_mch_update(); 710 711 # ifdef FEAT_MENU 712 /* If there is no 'm' in 'guioptions' we need to remove the menu now. 713 * It was still there to make F10 work. */ 714 if (vim_strchr(p_go, GO_MENUS) == NULL) 715 { 716 --gui.starting; 717 gui_mch_enable_menu(FALSE); 718 ++gui.starting; 719 gui_mch_update(); 720 } 721 # endif 722 723 /* Now make sure the shell fits on the screen. */ 724 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); 725 #endif 726 /* When 'lines' was set while starting up the topframe may have to be 727 * resized. */ 728 win_new_shellsize(); 729 730 #ifdef FEAT_BEVAL_GUI 731 /* Always create the Balloon Evaluation area, but disable it when 732 * 'ballooneval' is off. */ 733 if (balloonEval != NULL) 734 { 735 # ifdef FEAT_VARTABS 736 vim_free(balloonEval->vts); 737 # endif 738 vim_free(balloonEval); 739 } 740 balloonEvalForTerm = FALSE; 741 # ifdef FEAT_GUI_GTK 742 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, 743 &general_beval_cb, NULL); 744 # else 745 # if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) 746 { 747 extern Widget textArea; 748 balloonEval = gui_mch_create_beval_area(textArea, NULL, 749 &general_beval_cb, NULL); 750 } 751 # else 752 # ifdef FEAT_GUI_W32 753 balloonEval = gui_mch_create_beval_area(NULL, NULL, 754 &general_beval_cb, NULL); 755 # endif 756 # endif 757 # endif 758 if (!p_beval) 759 gui_mch_disable_beval_area(balloonEval); 760 #endif 761 762 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) 763 if (!im_xim_isvalid_imactivate()) 764 emsg(_("E599: Value of 'imactivatekey' is invalid")); 765 #endif 766 /* When 'cmdheight' was set during startup it may not have taken 767 * effect yet. */ 768 if (p_ch != 1L) 769 command_height(); 770 771 return; 772 } 773 774 error2: 775 #ifdef FEAT_GUI_X11 776 /* undo gui_mch_init() */ 777 gui_mch_uninit(); 778 #endif 779 780 error: 781 gui.in_use = FALSE; 782 clip_init(FALSE); 783 } 784 785 786 void 787 gui_exit(int rc) 788 { 789 /* don't free the fonts, it leads to a BUS error 790 * [email protected] Jul 99 */ 791 free_highlight_fonts(); 792 gui.in_use = FALSE; 793 gui_mch_exit(rc); 794 } 795 796 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ 797 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) 798 # define NEED_GUI_UPDATE_SCREEN 1 799 /* 800 * Called when the GUI shell is closed by the user. If there are no changed 801 * files Vim exits, otherwise there will be a dialog to ask the user what to 802 * do. 803 * When this function returns, Vim should NOT exit! 804 */ 805 void 806 gui_shell_closed(void) 807 { 808 cmdmod_T save_cmdmod; 809 810 save_cmdmod = cmdmod; 811 812 /* Only exit when there are no changed files */ 813 exiting = TRUE; 814 # ifdef FEAT_BROWSE 815 cmdmod.browse = TRUE; 816 # endif 817 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 818 cmdmod.confirm = TRUE; 819 # endif 820 /* If there are changed buffers, present the user with a dialog if 821 * possible, otherwise give an error message. */ 822 if (!check_changed_any(FALSE, FALSE)) 823 getout(0); 824 825 exiting = FALSE; 826 cmdmod = save_cmdmod; 827 gui_update_screen(); /* redraw, window may show changed buffer */ 828 } 829 #endif 830 831 /* 832 * Set the font. "font_list" is a comma separated list of font names. The 833 * first font name that works is used. If none is found, use the default 834 * font. 835 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. 836 * Return OK when able to set the font. When it failed FAIL is returned and 837 * the fonts are unchanged. 838 */ 839 int 840 gui_init_font(char_u *font_list, int fontset UNUSED) 841 { 842 #define FONTLEN 320 843 char_u font_name[FONTLEN]; 844 int font_list_empty = FALSE; 845 int ret = FAIL; 846 847 if (!gui.in_use) 848 return FAIL; 849 850 font_name[0] = NUL; 851 if (*font_list == NUL) 852 font_list_empty = TRUE; 853 else 854 { 855 #ifdef FEAT_XFONTSET 856 /* When using a fontset, the whole list of fonts is one name. */ 857 if (fontset) 858 ret = gui_mch_init_font(font_list, TRUE); 859 else 860 #endif 861 while (*font_list != NUL) 862 { 863 /* Isolate one comma separated font name. */ 864 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); 865 866 /* Careful!!! The Win32 version of gui_mch_init_font(), when 867 * called with "*" will change p_guifont to the selected font 868 * name, which frees the old value. This makes font_list 869 * invalid. Thus when OK is returned here, font_list must no 870 * longer be used! */ 871 if (gui_mch_init_font(font_name, FALSE) == OK) 872 { 873 #if !defined(FEAT_GUI_GTK) 874 /* If it's a Unicode font, try setting 'guifontwide' to a 875 * similar double-width font. */ 876 if ((p_guifontwide == NULL || *p_guifontwide == NUL) 877 && strstr((char *)font_name, "10646") != NULL) 878 set_guifontwide(font_name); 879 #endif 880 ret = OK; 881 break; 882 } 883 } 884 } 885 886 if (ret != OK 887 && STRCMP(font_list, "*") != 0 888 && (font_list_empty || gui.norm_font == NOFONT)) 889 { 890 /* 891 * Couldn't load any font in 'font_list', keep the current font if 892 * there is one. If 'font_list' is empty, or if there is no current 893 * font, tell gui_mch_init_font() to try to find a font we can load. 894 */ 895 ret = gui_mch_init_font(NULL, FALSE); 896 } 897 898 if (ret == OK) 899 { 900 #ifndef FEAT_GUI_GTK 901 /* Set normal font as current font */ 902 # ifdef FEAT_XFONTSET 903 if (gui.fontset != NOFONTSET) 904 gui_mch_set_fontset(gui.fontset); 905 else 906 # endif 907 gui_mch_set_font(gui.norm_font); 908 #endif 909 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); 910 } 911 912 return ret; 913 } 914 915 #ifndef FEAT_GUI_GTK 916 /* 917 * Try setting 'guifontwide' to a font twice as wide as "name". 918 */ 919 static void 920 set_guifontwide(char_u *name) 921 { 922 int i = 0; 923 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */ 924 char_u *wp = NULL; 925 char_u *p; 926 GuiFont font; 927 928 wp = wide_name; 929 for (p = name; *p != NUL; ++p) 930 { 931 *wp++ = *p; 932 if (*p == '-') 933 { 934 ++i; 935 if (i == 6) /* font type: change "--" to "-*-" */ 936 { 937 if (p[1] == '-') 938 *wp++ = '*'; 939 } 940 else if (i == 12) /* found the width */ 941 { 942 ++p; 943 i = getdigits(&p); 944 if (i != 0) 945 { 946 /* Double the width specification. */ 947 sprintf((char *)wp, "%d%s", i * 2, p); 948 font = gui_mch_get_font(wide_name, FALSE); 949 if (font != NOFONT) 950 { 951 gui_mch_free_font(gui.wide_font); 952 gui.wide_font = font; 953 set_string_option_direct((char_u *)"gfw", -1, 954 wide_name, OPT_FREE, 0); 955 } 956 } 957 break; 958 } 959 } 960 } 961 } 962 #endif /* !FEAT_GUI_GTK */ 963 964 /* 965 * Get the font for 'guifontwide'. 966 * Return FAIL for an invalid font name. 967 */ 968 int 969 gui_get_wide_font(void) 970 { 971 GuiFont font = NOFONT; 972 char_u font_name[FONTLEN]; 973 char_u *p; 974 975 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */ 976 return OK; /* Will give an error message later. */ 977 978 if (p_guifontwide != NULL && *p_guifontwide != NUL) 979 { 980 for (p = p_guifontwide; *p != NUL; ) 981 { 982 /* Isolate one comma separated font name. */ 983 (void)copy_option_part(&p, font_name, FONTLEN, ","); 984 font = gui_mch_get_font(font_name, FALSE); 985 if (font != NOFONT) 986 break; 987 } 988 if (font == NOFONT) 989 return FAIL; 990 } 991 992 gui_mch_free_font(gui.wide_font); 993 #ifdef FEAT_GUI_GTK 994 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */ 995 if (font != NOFONT && gui.norm_font != NOFONT 996 && pango_font_description_equal(font, gui.norm_font)) 997 { 998 gui.wide_font = NOFONT; 999 gui_mch_free_font(font); 1000 } 1001 else 1002 #endif 1003 gui.wide_font = font; 1004 #ifdef FEAT_GUI_MSWIN 1005 gui_mch_wide_font_changed(); 1006 #else 1007 /* 1008 * TODO: setup wide_bold_font, wide_ital_font and wide_boldital_font to 1009 * support those fonts for 'guifontwide'. 1010 */ 1011 #endif 1012 return OK; 1013 } 1014 1015 void 1016 gui_set_cursor(int row, int col) 1017 { 1018 gui.row = row; 1019 gui.col = col; 1020 } 1021 1022 /* 1023 * gui_check_pos - check if the cursor is on the screen. 1024 */ 1025 static void 1026 gui_check_pos(void) 1027 { 1028 if (gui.row >= screen_Rows) 1029 gui.row = screen_Rows - 1; 1030 if (gui.col >= screen_Columns) 1031 gui.col = screen_Columns - 1; 1032 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) 1033 gui.cursor_is_valid = FALSE; 1034 } 1035 1036 /* 1037 * Redraw the cursor if necessary or when forced. 1038 * Careful: The contents of ScreenLines[] must match what is on the screen, 1039 * otherwise this goes wrong. May need to call out_flush() first. 1040 */ 1041 void 1042 gui_update_cursor( 1043 int force, /* when TRUE, update even when not moved */ 1044 int clear_selection)/* clear selection under cursor */ 1045 { 1046 int cur_width = 0; 1047 int cur_height = 0; 1048 int old_hl_mask; 1049 cursorentry_T *shape; 1050 int id; 1051 #ifdef FEAT_TERMINAL 1052 guicolor_T shape_fg = INVALCOLOR; 1053 guicolor_T shape_bg = INVALCOLOR; 1054 #endif 1055 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */ 1056 int cattr; /* cursor attributes */ 1057 int attr; 1058 attrentry_T *aep = NULL; 1059 1060 /* Don't update the cursor when halfway busy scrolling or the screen size 1061 * doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. */ 1062 if (!can_update_cursor || screen_Columns != gui.num_cols 1063 || screen_Rows != gui.num_rows) 1064 return; 1065 1066 gui_check_pos(); 1067 if (!gui.cursor_is_valid || force 1068 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1069 { 1070 gui_undraw_cursor(); 1071 if (gui.row < 0) 1072 return; 1073 #ifdef HAVE_INPUT_METHOD 1074 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1075 im_set_position(gui.row, gui.col); 1076 #endif 1077 gui.cursor_row = gui.row; 1078 gui.cursor_col = gui.col; 1079 1080 /* Only write to the screen after ScreenLines[] has been initialized */ 1081 if (!screen_cleared || ScreenLines == NULL) 1082 return; 1083 1084 /* Clear the selection if we are about to write over it */ 1085 if (clear_selection) 1086 clip_may_clear_selection(gui.row, gui.row); 1087 /* Check that the cursor is inside the shell (resizing may have made 1088 * it invalid) */ 1089 if (gui.row >= screen_Rows || gui.col >= screen_Columns) 1090 return; 1091 1092 gui.cursor_is_valid = TRUE; 1093 1094 /* 1095 * How the cursor is drawn depends on the current mode. 1096 * When in a terminal window use the shape/color specified there. 1097 */ 1098 #ifdef FEAT_TERMINAL 1099 if (terminal_is_active()) 1100 shape = term_get_cursor_shape(&shape_fg, &shape_bg); 1101 else 1102 #endif 1103 shape = &shape_table[get_shape_idx(FALSE)]; 1104 if (State & LANGMAP) 1105 id = shape->id_lm; 1106 else 1107 id = shape->id; 1108 1109 /* get the colors and attributes for the cursor. Default is inverted */ 1110 cfg = INVALCOLOR; 1111 cbg = INVALCOLOR; 1112 cattr = HL_INVERSE; 1113 gui_mch_set_blinking(shape->blinkwait, 1114 shape->blinkon, 1115 shape->blinkoff); 1116 if (shape->blinkwait == 0 || shape->blinkon == 0 1117 || shape->blinkoff == 0) 1118 gui_mch_stop_blink(FALSE); 1119 #ifdef FEAT_TERMINAL 1120 if (shape_bg != INVALCOLOR) 1121 { 1122 cattr = 0; 1123 cfg = shape_fg; 1124 cbg = shape_bg; 1125 } 1126 else 1127 #endif 1128 if (id > 0) 1129 { 1130 cattr = syn_id2colors(id, &cfg, &cbg); 1131 #if defined(HAVE_INPUT_METHOD) || defined(FEAT_HANGULIN) 1132 { 1133 static int iid; 1134 guicolor_T fg, bg; 1135 1136 if ( 1137 # if defined(FEAT_GUI_GTK) && defined(FEAT_XIM) && !defined(FEAT_HANGULIN) 1138 preedit_get_status() 1139 # else 1140 im_get_status() 1141 # endif 1142 ) 1143 { 1144 iid = syn_name2id((char_u *)"CursorIM"); 1145 if (iid > 0) 1146 { 1147 syn_id2colors(iid, &fg, &bg); 1148 if (bg != INVALCOLOR) 1149 cbg = bg; 1150 if (fg != INVALCOLOR) 1151 cfg = fg; 1152 } 1153 } 1154 } 1155 #endif 1156 } 1157 1158 /* 1159 * Get the attributes for the character under the cursor. 1160 * When no cursor color was given, use the character color. 1161 */ 1162 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1163 if (attr > HL_ALL) 1164 aep = syn_gui_attr2entry(attr); 1165 if (aep != NULL) 1166 { 1167 attr = aep->ae_attr; 1168 if (cfg == INVALCOLOR) 1169 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1170 : aep->ae_u.gui.fg_color); 1171 if (cbg == INVALCOLOR) 1172 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1173 : aep->ae_u.gui.bg_color); 1174 } 1175 if (cfg == INVALCOLOR) 1176 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; 1177 if (cbg == INVALCOLOR) 1178 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; 1179 1180 #ifdef FEAT_XIM 1181 if (aep != NULL) 1182 { 1183 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1184 : aep->ae_u.gui.bg_color); 1185 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1186 : aep->ae_u.gui.fg_color); 1187 if (xim_bg_color == INVALCOLOR) 1188 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1189 : gui.back_pixel; 1190 if (xim_fg_color == INVALCOLOR) 1191 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1192 : gui.norm_pixel; 1193 } 1194 else 1195 { 1196 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1197 : gui.back_pixel; 1198 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1199 : gui.norm_pixel; 1200 } 1201 #endif 1202 1203 attr &= ~HL_INVERSE; 1204 if (cattr & HL_INVERSE) 1205 { 1206 cc = cbg; 1207 cbg = cfg; 1208 cfg = cc; 1209 } 1210 cattr &= ~HL_INVERSE; 1211 1212 /* 1213 * When we don't have window focus, draw a hollow cursor. 1214 */ 1215 if (!gui.in_focus) 1216 { 1217 gui_mch_draw_hollow_cursor(cbg); 1218 return; 1219 } 1220 1221 old_hl_mask = gui.highlight_mask; 1222 if (shape->shape == SHAPE_BLOCK 1223 #ifdef FEAT_HANGULIN 1224 || composing_hangul 1225 #endif 1226 ) 1227 { 1228 /* 1229 * Draw the text character with the cursor colors. Use the 1230 * character attributes plus the cursor attributes. 1231 */ 1232 gui.highlight_mask = (cattr | attr); 1233 #ifdef FEAT_HANGULIN 1234 if (composing_hangul) 1235 { 1236 char_u *comp_buf; 1237 int comp_len; 1238 1239 comp_buf = hangul_composing_buffer_get(&comp_len); 1240 if (comp_buf) 1241 { 1242 (void)gui_outstr_nowrap(comp_buf, comp_len, 1243 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 1244 cfg, cbg, 0); 1245 vim_free(comp_buf); 1246 } 1247 } 1248 else 1249 #endif 1250 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1251 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1252 } 1253 else 1254 { 1255 #if defined(FEAT_RIGHTLEFT) 1256 int col_off = FALSE; 1257 #endif 1258 /* 1259 * First draw the partial cursor, then overwrite with the text 1260 * character, using a transparent background. 1261 */ 1262 if (shape->shape == SHAPE_VER) 1263 { 1264 cur_height = gui.char_height; 1265 cur_width = (gui.char_width * shape->percentage + 99) / 100; 1266 } 1267 else 1268 { 1269 cur_height = (gui.char_height * shape->percentage + 99) / 100; 1270 cur_width = gui.char_width; 1271 } 1272 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col, 1273 LineOffset[gui.row] + screen_Columns) > 1) 1274 { 1275 /* Double wide character. */ 1276 if (shape->shape != SHAPE_VER) 1277 cur_width += gui.char_width; 1278 #ifdef FEAT_RIGHTLEFT 1279 if (CURSOR_BAR_RIGHT) 1280 { 1281 /* gui.col points to the left halve of the character but 1282 * the vertical line needs to be on the right halve. 1283 * A double-wide horizontal line is also drawn from the 1284 * right halve in gui_mch_draw_part_cursor(). */ 1285 col_off = TRUE; 1286 ++gui.col; 1287 } 1288 #endif 1289 } 1290 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); 1291 #if defined(FEAT_RIGHTLEFT) 1292 if (col_off) 1293 --gui.col; 1294 #endif 1295 1296 #ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */ 1297 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1298 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1299 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, 1300 (guicolor_T)0, (guicolor_T)0, 0); 1301 #endif 1302 } 1303 gui.highlight_mask = old_hl_mask; 1304 } 1305 } 1306 1307 #if defined(FEAT_MENU) || defined(PROTO) 1308 void 1309 gui_position_menu(void) 1310 { 1311 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) 1312 if (gui.menu_is_active && gui.in_use) 1313 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); 1314 # endif 1315 } 1316 #endif 1317 1318 /* 1319 * Position the various GUI components (text area, menu). The vertical 1320 * scrollbars are NOT handled here. See gui_update_scrollbars(). 1321 */ 1322 static void 1323 gui_position_components(int total_width UNUSED) 1324 { 1325 int text_area_x; 1326 int text_area_y; 1327 int text_area_width; 1328 int text_area_height; 1329 1330 /* avoid that moving components around generates events */ 1331 ++hold_gui_events; 1332 1333 text_area_x = 0; 1334 if (gui.which_scrollbars[SBAR_LEFT]) 1335 text_area_x += gui.scrollbar_width; 1336 1337 text_area_y = 0; 1338 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) 1339 gui.menu_width = total_width; 1340 if (gui.menu_is_active) 1341 text_area_y += gui.menu_height; 1342 #endif 1343 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) 1344 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1345 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 1346 #endif 1347 1348 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1349 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC)) 1350 if (gui_has_tabline()) 1351 text_area_y += gui.tabline_height; 1352 #endif 1353 1354 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 1355 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1356 { 1357 # ifdef FEAT_GUI_ATHENA 1358 gui_mch_set_toolbar_pos(0, text_area_y, 1359 gui.menu_width, gui.toolbar_height); 1360 # endif 1361 text_area_y += gui.toolbar_height; 1362 } 1363 #endif 1364 1365 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; 1366 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; 1367 1368 gui_mch_set_text_area_pos(text_area_x, 1369 text_area_y, 1370 text_area_width, 1371 text_area_height 1372 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1373 + xim_get_status_area_height() 1374 #endif 1375 ); 1376 #ifdef FEAT_MENU 1377 gui_position_menu(); 1378 #endif 1379 if (gui.which_scrollbars[SBAR_BOTTOM]) 1380 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, 1381 text_area_x, 1382 text_area_y + text_area_height, 1383 text_area_width, 1384 gui.scrollbar_height); 1385 gui.left_sbar_x = 0; 1386 gui.right_sbar_x = text_area_x + text_area_width; 1387 1388 --hold_gui_events; 1389 } 1390 1391 /* 1392 * Get the width of the widgets and decorations to the side of the text area. 1393 */ 1394 int 1395 gui_get_base_width(void) 1396 { 1397 int base_width; 1398 1399 base_width = 2 * gui.border_offset; 1400 if (gui.which_scrollbars[SBAR_LEFT]) 1401 base_width += gui.scrollbar_width; 1402 if (gui.which_scrollbars[SBAR_RIGHT]) 1403 base_width += gui.scrollbar_width; 1404 return base_width; 1405 } 1406 1407 /* 1408 * Get the height of the widgets and decorations above and below the text area. 1409 */ 1410 int 1411 gui_get_base_height(void) 1412 { 1413 int base_height; 1414 1415 base_height = 2 * gui.border_offset; 1416 if (gui.which_scrollbars[SBAR_BOTTOM]) 1417 base_height += gui.scrollbar_height; 1418 #ifdef FEAT_GUI_GTK 1419 /* We can't take the sizes properly into account until anything is 1420 * realized. Therefore we recalculate all the values here just before 1421 * setting the size. (--mdcki) */ 1422 #else 1423 # ifdef FEAT_MENU 1424 if (gui.menu_is_active) 1425 base_height += gui.menu_height; 1426 # endif 1427 # ifdef FEAT_TOOLBAR 1428 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1429 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) 1430 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); 1431 # else 1432 base_height += gui.toolbar_height; 1433 # endif 1434 # endif 1435 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1436 || defined(FEAT_GUI_MOTIF)) 1437 if (gui_has_tabline()) 1438 base_height += gui.tabline_height; 1439 # endif 1440 # ifdef FEAT_FOOTER 1441 if (vim_strchr(p_go, GO_FOOTER) != NULL) 1442 base_height += gui.footer_height; 1443 # endif 1444 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 1445 base_height += gui_mch_text_area_extra_height(); 1446 # endif 1447 #endif 1448 return base_height; 1449 } 1450 1451 /* 1452 * Should be called after the GUI shell has been resized. Its arguments are 1453 * the new width and height of the shell in pixels. 1454 */ 1455 void 1456 gui_resize_shell(int pixel_width, int pixel_height) 1457 { 1458 static int busy = FALSE; 1459 1460 if (!gui.shell_created) /* ignore when still initializing */ 1461 return; 1462 1463 /* 1464 * Can't resize the screen while it is being redrawn. Remember the new 1465 * size and handle it later. 1466 */ 1467 if (updating_screen || busy) 1468 { 1469 new_pixel_width = pixel_width; 1470 new_pixel_height = pixel_height; 1471 return; 1472 } 1473 1474 again: 1475 new_pixel_width = 0; 1476 new_pixel_height = 0; 1477 busy = TRUE; 1478 1479 /* Flush pending output before redrawing */ 1480 out_flush(); 1481 1482 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; 1483 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height; 1484 1485 gui_position_components(pixel_width); 1486 gui_reset_scroll_region(); 1487 1488 /* 1489 * At the "more" and ":confirm" prompt there is no redraw, put the cursor 1490 * at the last line here (why does it have to be one row too low?). 1491 */ 1492 if (State == ASKMORE || State == CONFIRM) 1493 gui.row = gui.num_rows; 1494 1495 /* Only comparing Rows and Columns may be sufficient, but let's stay on 1496 * the safe side. */ 1497 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns 1498 || gui.num_rows != Rows || gui.num_cols != Columns) 1499 shell_resized(); 1500 1501 gui_update_scrollbars(TRUE); 1502 gui_update_cursor(FALSE, TRUE); 1503 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1504 xim_set_status_area(); 1505 #endif 1506 1507 busy = FALSE; 1508 1509 /* We may have been called again while redrawing the screen. 1510 * Need to do it all again with the latest size then. But only if the size 1511 * actually changed. */ 1512 if (new_pixel_height) 1513 { 1514 if (pixel_width == new_pixel_width && pixel_height == new_pixel_height) 1515 { 1516 new_pixel_width = 0; 1517 new_pixel_height = 0; 1518 } 1519 else 1520 { 1521 pixel_width = new_pixel_width; 1522 pixel_height = new_pixel_height; 1523 goto again; 1524 } 1525 } 1526 } 1527 1528 /* 1529 * Check if gui_resize_shell() must be called. 1530 */ 1531 void 1532 gui_may_resize_shell(void) 1533 { 1534 if (new_pixel_height) 1535 /* careful: gui_resize_shell() may postpone the resize again if we 1536 * were called indirectly by it */ 1537 gui_resize_shell(new_pixel_width, new_pixel_height); 1538 } 1539 1540 int 1541 gui_get_shellsize(void) 1542 { 1543 Rows = gui.num_rows; 1544 Columns = gui.num_cols; 1545 return OK; 1546 } 1547 1548 /* 1549 * Set the size of the Vim shell according to Rows and Columns. 1550 * If "fit_to_display" is TRUE then the size may be reduced to fit the window 1551 * on the screen. 1552 * When "mustset" is TRUE the size was set by the user. When FALSE a UI 1553 * component was added or removed (e.g., a scrollbar). 1554 */ 1555 void 1556 gui_set_shellsize( 1557 int mustset UNUSED, 1558 int fit_to_display, 1559 int direction) /* RESIZE_HOR, RESIZE_VER */ 1560 { 1561 int base_width; 1562 int base_height; 1563 int width; 1564 int height; 1565 int min_width; 1566 int min_height; 1567 int screen_w; 1568 int screen_h; 1569 #ifdef FEAT_GUI_GTK 1570 int un_maximize = mustset; 1571 int did_adjust = 0; 1572 #endif 1573 int x = -1, y = -1; 1574 1575 if (!gui.shell_created) 1576 return; 1577 1578 #if defined(MSWIN) || defined(FEAT_GUI_GTK) 1579 /* If not setting to a user specified size and maximized, calculate the 1580 * number of characters that fit in the maximized window. */ 1581 if (!mustset && (vim_strchr(p_go, GO_KEEPWINSIZE) != NULL 1582 || gui_mch_maximized())) 1583 { 1584 gui_mch_newfont(); 1585 return; 1586 } 1587 #endif 1588 1589 base_width = gui_get_base_width(); 1590 base_height = gui_get_base_height(); 1591 if (fit_to_display) 1592 /* Remember the original window position. */ 1593 (void)gui_mch_get_winpos(&x, &y); 1594 1595 width = Columns * gui.char_width + base_width; 1596 height = Rows * gui.char_height + base_height; 1597 1598 if (fit_to_display) 1599 { 1600 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1601 if ((direction & RESIZE_HOR) && width > screen_w) 1602 { 1603 Columns = (screen_w - base_width) / gui.char_width; 1604 if (Columns < MIN_COLUMNS) 1605 Columns = MIN_COLUMNS; 1606 width = Columns * gui.char_width + base_width; 1607 #ifdef FEAT_GUI_GTK 1608 ++did_adjust; 1609 #endif 1610 } 1611 if ((direction & RESIZE_VERT) && height > screen_h) 1612 { 1613 Rows = (screen_h - base_height) / gui.char_height; 1614 check_shellsize(); 1615 height = Rows * gui.char_height + base_height; 1616 #ifdef FEAT_GUI_GTK 1617 ++did_adjust; 1618 #endif 1619 } 1620 #ifdef FEAT_GUI_GTK 1621 if (did_adjust == 2 || (width + gui.char_width >= screen_w 1622 && height + gui.char_height >= screen_h)) 1623 /* don't unmaximize if at maximum size */ 1624 un_maximize = FALSE; 1625 #endif 1626 } 1627 limit_screen_size(); 1628 gui.num_cols = Columns; 1629 gui.num_rows = Rows; 1630 1631 min_width = base_width + MIN_COLUMNS * gui.char_width; 1632 min_height = base_height + MIN_LINES * gui.char_height; 1633 min_height += tabline_height() * gui.char_height; 1634 1635 #ifdef FEAT_GUI_GTK 1636 if (un_maximize) 1637 { 1638 /* If the window size is smaller than the screen unmaximize the 1639 * window, otherwise resizing won't work. */ 1640 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1641 if ((width + gui.char_width < screen_w 1642 || height + gui.char_height * 2 < screen_h) 1643 && gui_mch_maximized()) 1644 gui_mch_unmaximize(); 1645 } 1646 #endif 1647 1648 gui_mch_set_shellsize(width, height, min_width, min_height, 1649 base_width, base_height, direction); 1650 1651 if (fit_to_display && x >= 0 && y >= 0) 1652 { 1653 /* Some window managers put the Vim window left of/above the screen. 1654 * Only change the position if it wasn't already negative before 1655 * (happens on MS-Windows with a secondary monitor). */ 1656 gui_mch_update(); 1657 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) 1658 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); 1659 } 1660 1661 gui_position_components(width); 1662 gui_update_scrollbars(TRUE); 1663 gui_reset_scroll_region(); 1664 } 1665 1666 /* 1667 * Called when Rows and/or Columns has changed. 1668 */ 1669 void 1670 gui_new_shellsize(void) 1671 { 1672 gui_reset_scroll_region(); 1673 } 1674 1675 /* 1676 * Make scroll region cover whole screen. 1677 */ 1678 void 1679 gui_reset_scroll_region(void) 1680 { 1681 gui.scroll_region_top = 0; 1682 gui.scroll_region_bot = gui.num_rows - 1; 1683 gui.scroll_region_left = 0; 1684 gui.scroll_region_right = gui.num_cols - 1; 1685 } 1686 1687 void 1688 gui_start_highlight(int mask) 1689 { 1690 if (mask > HL_ALL) /* highlight code */ 1691 gui.highlight_mask = mask; 1692 else /* mask */ 1693 gui.highlight_mask |= mask; 1694 } 1695 1696 void 1697 gui_stop_highlight(int mask) 1698 { 1699 if (mask > HL_ALL) /* highlight code */ 1700 gui.highlight_mask = HL_NORMAL; 1701 else /* mask */ 1702 gui.highlight_mask &= ~mask; 1703 } 1704 1705 /* 1706 * Clear a rectangular region of the screen from text pos (row1, col1) to 1707 * (row2, col2) inclusive. 1708 */ 1709 void 1710 gui_clear_block( 1711 int row1, 1712 int col1, 1713 int row2, 1714 int col2) 1715 { 1716 /* Clear the selection if we are about to write over it */ 1717 clip_may_clear_selection(row1, row2); 1718 1719 gui_mch_clear_block(row1, col1, row2, col2); 1720 1721 /* Invalidate cursor if it was in this block */ 1722 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 1723 && gui.cursor_col >= col1 && gui.cursor_col <= col2) 1724 gui.cursor_is_valid = FALSE; 1725 } 1726 1727 /* 1728 * Write code to update the cursor later. This avoids the need to flush the 1729 * output buffer before calling gui_update_cursor(). 1730 */ 1731 void 1732 gui_update_cursor_later(void) 1733 { 1734 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); 1735 } 1736 1737 void 1738 gui_write( 1739 char_u *s, 1740 int len) 1741 { 1742 char_u *p; 1743 int arg1 = 0, arg2 = 0; 1744 int force_cursor = FALSE; /* force cursor update */ 1745 int force_scrollbar = FALSE; 1746 static win_T *old_curwin = NULL; 1747 1748 /* #define DEBUG_GUI_WRITE */ 1749 #ifdef DEBUG_GUI_WRITE 1750 { 1751 int i; 1752 char_u *str; 1753 1754 printf("gui_write(%d):\n ", len); 1755 for (i = 0; i < len; i++) 1756 if (s[i] == ESC) 1757 { 1758 if (i != 0) 1759 printf("\n "); 1760 printf("<ESC>"); 1761 } 1762 else 1763 { 1764 str = transchar_byte(s[i]); 1765 if (str[0] && str[1]) 1766 printf("<%s>", (char *)str); 1767 else 1768 printf("%s", (char *)str); 1769 } 1770 printf("\n"); 1771 } 1772 #endif 1773 while (len) 1774 { 1775 if (s[0] == ESC && s[1] == '|') 1776 { 1777 p = s + 2; 1778 if (VIM_ISDIGIT(*p) || (*p == '-' && VIM_ISDIGIT(*(p + 1)))) 1779 { 1780 arg1 = getdigits(&p); 1781 if (p > s + len) 1782 break; 1783 if (*p == ';') 1784 { 1785 ++p; 1786 arg2 = getdigits(&p); 1787 if (p > s + len) 1788 break; 1789 } 1790 } 1791 switch (*p) 1792 { 1793 case 'C': /* Clear screen */ 1794 clip_scroll_selection(9999); 1795 gui_mch_clear_all(); 1796 gui.cursor_is_valid = FALSE; 1797 force_scrollbar = TRUE; 1798 break; 1799 case 'M': /* Move cursor */ 1800 gui_set_cursor(arg1, arg2); 1801 break; 1802 case 's': /* force cursor (shape) update */ 1803 force_cursor = TRUE; 1804 break; 1805 case 'R': /* Set scroll region */ 1806 if (arg1 < arg2) 1807 { 1808 gui.scroll_region_top = arg1; 1809 gui.scroll_region_bot = arg2; 1810 } 1811 else 1812 { 1813 gui.scroll_region_top = arg2; 1814 gui.scroll_region_bot = arg1; 1815 } 1816 break; 1817 case 'V': /* Set vertical scroll region */ 1818 if (arg1 < arg2) 1819 { 1820 gui.scroll_region_left = arg1; 1821 gui.scroll_region_right = arg2; 1822 } 1823 else 1824 { 1825 gui.scroll_region_left = arg2; 1826 gui.scroll_region_right = arg1; 1827 } 1828 break; 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_may_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(int undraw) 1968 { 1969 if (gui.in_use) 1970 { 1971 /* Undraw the cursor now, we probably can't do it after the change. */ 1972 if (undraw) 1973 gui_undraw_cursor(); 1974 can_update_cursor = FALSE; 1975 } 1976 } 1977 1978 void 1979 gui_can_update_cursor(void) 1980 { 1981 can_update_cursor = TRUE; 1982 /* No need to update the cursor right now, there is always more output 1983 * after scrolling. */ 1984 } 1985 1986 /* 1987 * Disable issuing gui_mch_flush(). 1988 */ 1989 void 1990 gui_disable_flush(void) 1991 { 1992 ++disable_flush; 1993 } 1994 1995 /* 1996 * Enable issuing gui_mch_flush(). 1997 */ 1998 void 1999 gui_enable_flush(void) 2000 { 2001 --disable_flush; 2002 } 2003 2004 /* 2005 * Issue gui_mch_flush() if it is not disabled. 2006 */ 2007 void 2008 gui_may_flush(void) 2009 { 2010 if (disable_flush == 0) 2011 gui_mch_flush(); 2012 } 2013 2014 static void 2015 gui_outstr(char_u *s, int len) 2016 { 2017 int this_len; 2018 int cells; 2019 2020 if (len == 0) 2021 return; 2022 2023 if (len < 0) 2024 len = (int)STRLEN(s); 2025 2026 while (len > 0) 2027 { 2028 if (has_mbyte) 2029 { 2030 /* Find out how many chars fit in the current line. */ 2031 cells = 0; 2032 for (this_len = 0; this_len < len; ) 2033 { 2034 cells += (*mb_ptr2cells)(s + this_len); 2035 if (gui.col + cells > Columns) 2036 break; 2037 this_len += (*mb_ptr2len)(s + this_len); 2038 } 2039 if (this_len > len) 2040 this_len = len; /* don't include following composing char */ 2041 } 2042 else 2043 if (gui.col + len > Columns) 2044 this_len = Columns - gui.col; 2045 else 2046 this_len = len; 2047 2048 (void)gui_outstr_nowrap(s, this_len, 2049 0, (guicolor_T)0, (guicolor_T)0, 0); 2050 s += this_len; 2051 len -= this_len; 2052 /* fill up for a double-width char that doesn't fit. */ 2053 if (len > 0 && gui.col < Columns) 2054 (void)gui_outstr_nowrap((char_u *)" ", 1, 2055 0, (guicolor_T)0, (guicolor_T)0, 0); 2056 /* The cursor may wrap to the next line. */ 2057 if (gui.col >= Columns) 2058 { 2059 gui.col = 0; 2060 gui.row++; 2061 } 2062 } 2063 } 2064 2065 /* 2066 * Output one character (may be one or two display cells). 2067 * Caller must check for valid "off". 2068 * Returns FAIL or OK, just like gui_outstr_nowrap(). 2069 */ 2070 static int 2071 gui_screenchar( 2072 int off, /* Offset from start of screen */ 2073 int flags, 2074 guicolor_T fg, /* colors for cursor */ 2075 guicolor_T bg, /* colors for cursor */ 2076 int back) /* backup this many chars when using bold trick */ 2077 { 2078 char_u buf[MB_MAXBYTES + 1]; 2079 2080 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */ 2081 if (enc_utf8 && ScreenLines[off] == 0) 2082 return OK; 2083 2084 if (enc_utf8 && ScreenLinesUC[off] != 0) 2085 /* Draw UTF-8 multi-byte character. */ 2086 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), 2087 flags, fg, bg, back); 2088 2089 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2090 { 2091 buf[0] = ScreenLines[off]; 2092 buf[1] = ScreenLines2[off]; 2093 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); 2094 } 2095 2096 /* Draw non-multi-byte character or DBCS character. */ 2097 return gui_outstr_nowrap(ScreenLines + off, 2098 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, 2099 flags, fg, bg, back); 2100 } 2101 2102 #ifdef FEAT_GUI_GTK 2103 /* 2104 * Output the string at the given screen position. This is used in place 2105 * of gui_screenchar() where possible because Pango needs as much context 2106 * as possible to work nicely. It's a lot faster as well. 2107 */ 2108 static int 2109 gui_screenstr( 2110 int off, /* Offset from start of screen */ 2111 int len, /* string length in screen cells */ 2112 int flags, 2113 guicolor_T fg, /* colors for cursor */ 2114 guicolor_T bg, /* colors for cursor */ 2115 int back) /* backup this many chars when using bold trick */ 2116 { 2117 char_u *buf; 2118 int outlen = 0; 2119 int i; 2120 int retval; 2121 2122 if (len <= 0) /* "cannot happen"? */ 2123 return OK; 2124 2125 if (enc_utf8) 2126 { 2127 buf = alloc((unsigned)(len * MB_MAXBYTES + 1)); 2128 if (buf == NULL) 2129 return OK; /* not much we could do here... */ 2130 2131 for (i = off; i < off + len; ++i) 2132 { 2133 if (ScreenLines[i] == 0) 2134 continue; /* skip second half of double-width char */ 2135 2136 if (ScreenLinesUC[i] == 0) 2137 buf[outlen++] = ScreenLines[i]; 2138 else 2139 outlen += utfc_char2bytes(i, buf + outlen); 2140 } 2141 2142 buf[outlen] = NUL; /* only to aid debugging */ 2143 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2144 vim_free(buf); 2145 2146 return retval; 2147 } 2148 else if (enc_dbcs == DBCS_JPNU) 2149 { 2150 buf = alloc((unsigned)(len * 2 + 1)); 2151 if (buf == NULL) 2152 return OK; /* not much we could do here... */ 2153 2154 for (i = off; i < off + len; ++i) 2155 { 2156 buf[outlen++] = ScreenLines[i]; 2157 2158 /* handle double-byte single-width char */ 2159 if (ScreenLines[i] == 0x8e) 2160 buf[outlen++] = ScreenLines2[i]; 2161 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) 2162 buf[outlen++] = ScreenLines[++i]; 2163 } 2164 2165 buf[outlen] = NUL; /* only to aid debugging */ 2166 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2167 vim_free(buf); 2168 2169 return retval; 2170 } 2171 else 2172 { 2173 return gui_outstr_nowrap(&ScreenLines[off], len, 2174 flags, fg, bg, back); 2175 } 2176 } 2177 #endif /* FEAT_GUI_GTK */ 2178 2179 /* 2180 * Output the given string at the current cursor position. If the string is 2181 * too long to fit on the line, then it is truncated. 2182 * "flags": 2183 * GUI_MON_IS_CURSOR should only be used when this function is being called to 2184 * actually draw (an inverted) cursor. 2185 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent 2186 * background. 2187 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over 2188 * it. 2189 * Returns OK, unless "back" is non-zero and using the bold trick, then return 2190 * FAIL (the caller should start drawing "back" chars back). 2191 */ 2192 int 2193 gui_outstr_nowrap( 2194 char_u *s, 2195 int len, 2196 int flags, 2197 guicolor_T fg, /* colors for cursor */ 2198 guicolor_T bg, /* colors for cursor */ 2199 int back) /* backup this many chars when using bold trick */ 2200 { 2201 long_u highlight_mask; 2202 long_u hl_mask_todo; 2203 guicolor_T fg_color; 2204 guicolor_T bg_color; 2205 guicolor_T sp_color; 2206 #if !defined(FEAT_GUI_GTK) 2207 GuiFont font = NOFONT; 2208 GuiFont wide_font = NOFONT; 2209 # ifdef FEAT_XFONTSET 2210 GuiFontset fontset = NOFONTSET; 2211 # endif 2212 #endif 2213 attrentry_T *aep = NULL; 2214 int draw_flags; 2215 int col = gui.col; 2216 #ifdef FEAT_SIGN_ICONS 2217 int draw_sign = FALSE; 2218 # ifdef FEAT_NETBEANS_INTG 2219 int multi_sign = FALSE; 2220 # endif 2221 #endif 2222 2223 if (len < 0) 2224 len = (int)STRLEN(s); 2225 if (len == 0) 2226 return OK; 2227 2228 #ifdef FEAT_SIGN_ICONS 2229 if (*s == SIGN_BYTE 2230 # ifdef FEAT_NETBEANS_INTG 2231 || *s == MULTISIGN_BYTE 2232 # endif 2233 ) 2234 { 2235 # ifdef FEAT_NETBEANS_INTG 2236 if (*s == MULTISIGN_BYTE) 2237 multi_sign = TRUE; 2238 # endif 2239 /* draw spaces instead */ 2240 s = (char_u *)" "; 2241 if (len == 1 && col > 0) 2242 --col; 2243 len = 2; 2244 draw_sign = TRUE; 2245 highlight_mask = 0; 2246 } 2247 else 2248 #endif 2249 if (gui.highlight_mask > HL_ALL) 2250 { 2251 aep = syn_gui_attr2entry(gui.highlight_mask); 2252 if (aep == NULL) /* highlighting not set */ 2253 highlight_mask = 0; 2254 else 2255 highlight_mask = aep->ae_attr; 2256 } 2257 else 2258 highlight_mask = gui.highlight_mask; 2259 hl_mask_todo = highlight_mask; 2260 2261 #if !defined(FEAT_GUI_GTK) 2262 /* Set the font */ 2263 if (aep != NULL && aep->ae_u.gui.font != NOFONT) 2264 font = aep->ae_u.gui.font; 2265 # ifdef FEAT_XFONTSET 2266 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) 2267 fontset = aep->ae_u.gui.fontset; 2268 # endif 2269 else 2270 { 2271 # ifdef FEAT_XFONTSET 2272 if (gui.fontset != NOFONTSET) 2273 fontset = gui.fontset; 2274 else 2275 # endif 2276 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2277 { 2278 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) 2279 { 2280 font = gui.boldital_font; 2281 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); 2282 } 2283 else if (gui.bold_font != NOFONT) 2284 { 2285 font = gui.bold_font; 2286 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); 2287 } 2288 else 2289 font = gui.norm_font; 2290 } 2291 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) 2292 { 2293 font = gui.ital_font; 2294 hl_mask_todo &= ~HL_ITALIC; 2295 } 2296 else 2297 font = gui.norm_font; 2298 2299 /* 2300 * Choose correct wide_font by font. wide_font should be set with font 2301 * at same time in above block. But it will make many "ifdef" nasty 2302 * blocks. So we do it here. 2303 */ 2304 if (font == gui.boldital_font && gui.wide_boldital_font) 2305 wide_font = gui.wide_boldital_font; 2306 else if (font == gui.bold_font && gui.wide_bold_font) 2307 wide_font = gui.wide_bold_font; 2308 else if (font == gui.ital_font && gui.wide_ital_font) 2309 wide_font = gui.wide_ital_font; 2310 else if (font == gui.norm_font && gui.wide_font) 2311 wide_font = gui.wide_font; 2312 } 2313 # ifdef FEAT_XFONTSET 2314 if (fontset != NOFONTSET) 2315 gui_mch_set_fontset(fontset); 2316 else 2317 # endif 2318 gui_mch_set_font(font); 2319 #endif 2320 2321 draw_flags = 0; 2322 2323 /* Set the color */ 2324 bg_color = gui.back_pixel; 2325 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) 2326 { 2327 draw_flags |= DRAW_CURSOR; 2328 fg_color = fg; 2329 bg_color = bg; 2330 sp_color = fg; 2331 } 2332 else if (aep != NULL) 2333 { 2334 fg_color = aep->ae_u.gui.fg_color; 2335 if (fg_color == INVALCOLOR) 2336 fg_color = gui.norm_pixel; 2337 bg_color = aep->ae_u.gui.bg_color; 2338 if (bg_color == INVALCOLOR) 2339 bg_color = gui.back_pixel; 2340 sp_color = aep->ae_u.gui.sp_color; 2341 if (sp_color == INVALCOLOR) 2342 sp_color = fg_color; 2343 } 2344 else 2345 { 2346 fg_color = gui.norm_pixel; 2347 sp_color = fg_color; 2348 } 2349 2350 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) 2351 { 2352 #if defined(AMIGA) 2353 gui_mch_set_colors(bg_color, fg_color); 2354 #else 2355 gui_mch_set_fg_color(bg_color); 2356 gui_mch_set_bg_color(fg_color); 2357 #endif 2358 } 2359 else 2360 { 2361 #if defined(AMIGA) 2362 gui_mch_set_colors(fg_color, bg_color); 2363 #else 2364 gui_mch_set_fg_color(fg_color); 2365 gui_mch_set_bg_color(bg_color); 2366 #endif 2367 } 2368 gui_mch_set_sp_color(sp_color); 2369 2370 /* Clear the selection if we are about to write over it */ 2371 if (!(flags & GUI_MON_NOCLEAR)) 2372 clip_may_clear_selection(gui.row, gui.row); 2373 2374 2375 /* If there's no bold font, then fake it */ 2376 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2377 draw_flags |= DRAW_BOLD; 2378 2379 /* 2380 * When drawing bold or italic characters the spill-over from the left 2381 * neighbor may be destroyed. Let the caller backup to start redrawing 2382 * just after a blank. 2383 */ 2384 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) 2385 return FAIL; 2386 2387 #if defined(FEAT_GUI_GTK) 2388 /* If there's no italic font, then fake it. 2389 * For GTK2, we don't need a different font for italic style. */ 2390 if (hl_mask_todo & HL_ITALIC) 2391 draw_flags |= DRAW_ITALIC; 2392 2393 /* Do we underline the text? */ 2394 if (hl_mask_todo & HL_UNDERLINE) 2395 draw_flags |= DRAW_UNDERL; 2396 2397 #else 2398 /* Do we underline the text? */ 2399 if ((hl_mask_todo & HL_UNDERLINE) || (hl_mask_todo & HL_ITALIC)) 2400 draw_flags |= DRAW_UNDERL; 2401 #endif 2402 /* Do we undercurl the text? */ 2403 if (hl_mask_todo & HL_UNDERCURL) 2404 draw_flags |= DRAW_UNDERC; 2405 2406 /* Do we strikethrough the text? */ 2407 if (hl_mask_todo & HL_STRIKETHROUGH) 2408 draw_flags |= DRAW_STRIKE; 2409 2410 /* Do we draw transparently? */ 2411 if (flags & GUI_MON_TRS_CURSOR) 2412 draw_flags |= DRAW_TRANSP; 2413 2414 /* 2415 * Draw the text. 2416 */ 2417 #ifdef FEAT_GUI_GTK 2418 /* The value returned is the length in display cells */ 2419 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); 2420 #else 2421 if (enc_utf8) 2422 { 2423 int start; /* index of bytes to be drawn */ 2424 int cells; /* cellwidth of bytes to be drawn */ 2425 int thislen; /* length of bytes to be drawn */ 2426 int cn; /* cellwidth of current char */ 2427 int i; /* index of current char */ 2428 int c; /* current char value */ 2429 int cl; /* byte length of current char */ 2430 int comping; /* current char is composing */ 2431 int scol = col; /* screen column */ 2432 int curr_wide = FALSE; /* use 'guifontwide' */ 2433 int prev_wide = FALSE; 2434 int wide_changed; 2435 # ifdef WIN3264 2436 int sep_comp = FALSE; /* Don't separate composing chars. */ 2437 # else 2438 int sep_comp = TRUE; /* Separate composing chars. */ 2439 # endif 2440 2441 /* Break the string at a composing character, it has to be drawn on 2442 * top of the previous character. */ 2443 start = 0; 2444 cells = 0; 2445 for (i = 0; i < len; i += cl) 2446 { 2447 c = utf_ptr2char(s + i); 2448 cn = utf_char2cells(c); 2449 comping = utf_iscomposing(c); 2450 if (!comping) /* count cells from non-composing chars */ 2451 cells += cn; 2452 if (!comping || sep_comp) 2453 { 2454 if (cn > 1 2455 # ifdef FEAT_XFONTSET 2456 && fontset == NOFONTSET 2457 # endif 2458 && wide_font != NOFONT) 2459 curr_wide = TRUE; 2460 else 2461 curr_wide = FALSE; 2462 } 2463 cl = utf_ptr2len(s + i); 2464 if (cl == 0) /* hit end of string */ 2465 len = i + cl; /* len must be wrong "cannot happen" */ 2466 2467 wide_changed = curr_wide != prev_wide; 2468 2469 /* Print the string so far if it's the last character or there is 2470 * a composing character. */ 2471 if (i + cl >= len || (comping && sep_comp && i > start) 2472 || wide_changed 2473 # if defined(FEAT_GUI_X11) 2474 || (cn > 1 2475 # ifdef FEAT_XFONTSET 2476 /* No fontset: At least draw char after wide char at 2477 * right position. */ 2478 && fontset == NOFONTSET 2479 # endif 2480 ) 2481 # endif 2482 ) 2483 { 2484 if ((comping && sep_comp) || wide_changed) 2485 thislen = i - start; 2486 else 2487 thislen = i - start + cl; 2488 if (thislen > 0) 2489 { 2490 if (prev_wide) 2491 gui_mch_set_font(wide_font); 2492 gui_mch_draw_string(gui.row, scol, s + start, thislen, 2493 draw_flags); 2494 if (prev_wide) 2495 gui_mch_set_font(font); 2496 start += thislen; 2497 } 2498 scol += cells; 2499 cells = 0; 2500 /* Adjust to not draw a character which width is changed 2501 * against with last one. */ 2502 if (wide_changed && !(comping && sep_comp)) 2503 { 2504 scol -= cn; 2505 cl = 0; 2506 } 2507 2508 # if defined(FEAT_GUI_X11) 2509 /* No fontset: draw a space to fill the gap after a wide char 2510 * */ 2511 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 2512 # ifdef FEAT_XFONTSET 2513 && fontset == NOFONTSET 2514 # endif 2515 && !wide_changed) 2516 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 2517 1, draw_flags); 2518 # endif 2519 } 2520 /* Draw a composing char on top of the previous char. */ 2521 if (comping && sep_comp) 2522 { 2523 # if defined(__APPLE_CC__) && TARGET_API_MAC_CARBON 2524 /* Carbon ATSUI autodraws composing char over previous char */ 2525 gui_mch_draw_string(gui.row, scol, s + i, cl, 2526 draw_flags | DRAW_TRANSP); 2527 # else 2528 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, 2529 draw_flags | DRAW_TRANSP); 2530 # endif 2531 start = i + cl; 2532 } 2533 prev_wide = curr_wide; 2534 } 2535 /* The stuff below assumes "len" is the length in screen columns. */ 2536 len = scol - col; 2537 } 2538 else 2539 { 2540 gui_mch_draw_string(gui.row, col, s, len, draw_flags); 2541 if (enc_dbcs == DBCS_JPNU) 2542 { 2543 /* Get the length in display cells, this can be different from the 2544 * number of bytes for "euc-jp". */ 2545 len = mb_string2cells(s, len); 2546 } 2547 } 2548 #endif /* !FEAT_GUI_GTK */ 2549 2550 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2551 gui.col = col + len; 2552 2553 /* May need to invert it when it's part of the selection. */ 2554 if (flags & GUI_MON_NOCLEAR) 2555 clip_may_redraw_selection(gui.row, col, len); 2556 2557 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2558 { 2559 /* Invalidate the old physical cursor position if we wrote over it */ 2560 if (gui.cursor_row == gui.row 2561 && gui.cursor_col >= col 2562 && gui.cursor_col < col + len) 2563 gui.cursor_is_valid = FALSE; 2564 } 2565 2566 #ifdef FEAT_SIGN_ICONS 2567 if (draw_sign) 2568 /* Draw the sign on top of the spaces. */ 2569 gui_mch_drawsign(gui.row, col, gui.highlight_mask); 2570 # if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_X11) \ 2571 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32)) 2572 if (multi_sign) 2573 netbeans_draw_multisign_indicator(gui.row); 2574 # endif 2575 #endif 2576 2577 return OK; 2578 } 2579 2580 /* 2581 * Un-draw the cursor. Actually this just redraws the character at the given 2582 * position. The character just before it too, for when it was in bold. 2583 */ 2584 void 2585 gui_undraw_cursor(void) 2586 { 2587 if (gui.cursor_is_valid) 2588 { 2589 #ifdef FEAT_HANGULIN 2590 if (composing_hangul 2591 && gui.col == gui.cursor_col && gui.row == gui.cursor_row) 2592 { 2593 char_u *comp_buf; 2594 int comp_len; 2595 2596 comp_buf = hangul_composing_buffer_get(&comp_len); 2597 if (comp_buf) 2598 { 2599 (void)gui_outstr_nowrap(comp_buf, comp_len, 2600 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 2601 gui.norm_pixel, gui.back_pixel, 0); 2602 vim_free(comp_buf); 2603 } 2604 } 2605 else 2606 { 2607 #endif 2608 if (gui_redraw_block(gui.cursor_row, gui.cursor_col, 2609 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR) 2610 && gui.cursor_col > 0) 2611 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1, 2612 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR); 2613 #ifdef FEAT_HANGULIN 2614 if (composing_hangul) 2615 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1, 2616 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR); 2617 } 2618 #endif 2619 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it 2620 * here in case it wasn't needed to undraw it. */ 2621 gui.cursor_is_valid = FALSE; 2622 } 2623 } 2624 2625 void 2626 gui_redraw( 2627 int x, 2628 int y, 2629 int w, 2630 int h) 2631 { 2632 int row1, col1, row2, col2; 2633 2634 row1 = Y_2_ROW(y); 2635 col1 = X_2_COL(x); 2636 row2 = Y_2_ROW(y + h - 1); 2637 col2 = X_2_COL(x + w - 1); 2638 2639 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); 2640 2641 /* 2642 * We may need to redraw the cursor, but don't take it upon us to change 2643 * its location after a scroll. 2644 * (maybe be more strict even and test col too?) 2645 * These things may be outside the update/clipping region and reality may 2646 * not reflect Vims internal ideas if these operations are clipped away. 2647 */ 2648 if (gui.row == gui.cursor_row) 2649 gui_update_cursor(TRUE, TRUE); 2650 } 2651 2652 /* 2653 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and 2654 * from col1 to col2 (inclusive). 2655 * Return TRUE when the character before the first drawn character has 2656 * different attributes (may have to be redrawn too). 2657 */ 2658 int 2659 gui_redraw_block( 2660 int row1, 2661 int col1, 2662 int row2, 2663 int col2, 2664 int flags) /* flags for gui_outstr_nowrap() */ 2665 { 2666 int old_row, old_col; 2667 long_u old_hl_mask; 2668 int off; 2669 sattr_T first_attr; 2670 int idx, len; 2671 int back, nback; 2672 int retval = FALSE; 2673 int orig_col1, orig_col2; 2674 2675 /* Don't try to update when ScreenLines is not valid */ 2676 if (!screen_cleared || ScreenLines == NULL) 2677 return retval; 2678 2679 /* Don't try to draw outside the shell! */ 2680 /* Check everything, strange values may be caused by a big border width */ 2681 col1 = check_col(col1); 2682 col2 = check_col(col2); 2683 row1 = check_row(row1); 2684 row2 = check_row(row2); 2685 2686 /* Remember where our cursor was */ 2687 old_row = gui.row; 2688 old_col = gui.col; 2689 old_hl_mask = gui.highlight_mask; 2690 orig_col1 = col1; 2691 orig_col2 = col2; 2692 2693 for (gui.row = row1; gui.row <= row2; gui.row++) 2694 { 2695 /* When only half of a double-wide character is in the block, include 2696 * the other half. */ 2697 col1 = orig_col1; 2698 col2 = orig_col2; 2699 off = LineOffset[gui.row]; 2700 if (enc_dbcs != 0) 2701 { 2702 if (col1 > 0) 2703 col1 -= dbcs_screen_head_off(ScreenLines + off, 2704 ScreenLines + off + col1); 2705 col2 += dbcs_screen_tail_off(ScreenLines + off, 2706 ScreenLines + off + col2); 2707 } 2708 else if (enc_utf8) 2709 { 2710 if (ScreenLines[off + col1] == 0) 2711 { 2712 if (col1 > 0) 2713 --col1; 2714 else 2715 { 2716 // FIXME: how can the first character ever be zero? 2717 // Make this IEMSGN when it no longer breaks Travis CI. 2718 vim_snprintf((char *)IObuff, IOSIZE, 2719 "INTERNAL ERROR: NUL in ScreenLines in row %ld", 2720 (long)gui.row); 2721 msg((char *)IObuff); 2722 } 2723 } 2724 #ifdef FEAT_GUI_GTK 2725 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) 2726 ++col2; 2727 #endif 2728 } 2729 gui.col = col1; 2730 off = LineOffset[gui.row] + gui.col; 2731 len = col2 - col1 + 1; 2732 2733 /* Find how many chars back this highlighting starts, or where a space 2734 * is. Needed for when the bold trick is used */ 2735 for (back = 0; back < col1; ++back) 2736 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] 2737 || ScreenLines[off - 1 - back] == ' ') 2738 break; 2739 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0 2740 && ScreenLines[off - 1] != ' '); 2741 2742 /* Break it up in strings of characters with the same attributes. */ 2743 /* Print UTF-8 characters individually. */ 2744 while (len > 0) 2745 { 2746 first_attr = ScreenAttrs[off]; 2747 gui.highlight_mask = first_attr; 2748 #if !defined(FEAT_GUI_GTK) 2749 if (enc_utf8 && ScreenLinesUC[off] != 0) 2750 { 2751 /* output multi-byte character separately */ 2752 nback = gui_screenchar(off, flags, 2753 (guicolor_T)0, (guicolor_T)0, back); 2754 if (gui.col < Columns && ScreenLines[off + 1] == 0) 2755 idx = 2; 2756 else 2757 idx = 1; 2758 } 2759 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2760 { 2761 /* output double-byte, single-width character separately */ 2762 nback = gui_screenchar(off, flags, 2763 (guicolor_T)0, (guicolor_T)0, back); 2764 idx = 1; 2765 } 2766 else 2767 #endif 2768 { 2769 #ifdef FEAT_GUI_GTK 2770 for (idx = 0; idx < len; ++idx) 2771 { 2772 if (enc_utf8 && ScreenLines[off + idx] == 0) 2773 continue; /* skip second half of double-width char */ 2774 if (ScreenAttrs[off + idx] != first_attr) 2775 break; 2776 } 2777 /* gui_screenstr() takes care of multibyte chars */ 2778 nback = gui_screenstr(off, idx, flags, 2779 (guicolor_T)0, (guicolor_T)0, back); 2780 #else 2781 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; 2782 idx++) 2783 { 2784 /* Stop at a multi-byte Unicode character. */ 2785 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) 2786 break; 2787 if (enc_dbcs == DBCS_JPNU) 2788 { 2789 /* Stop at a double-byte single-width char. */ 2790 if (ScreenLines[off + idx] == 0x8e) 2791 break; 2792 if (len > 1 && (*mb_ptr2len)(ScreenLines 2793 + off + idx) == 2) 2794 ++idx; /* skip second byte of double-byte char */ 2795 } 2796 } 2797 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, 2798 (guicolor_T)0, (guicolor_T)0, back); 2799 #endif 2800 } 2801 if (nback == FAIL) 2802 { 2803 /* Must back up to start drawing where a bold or italic word 2804 * starts. */ 2805 off -= back; 2806 len += back; 2807 gui.col -= back; 2808 } 2809 else 2810 { 2811 off += idx; 2812 len -= idx; 2813 } 2814 back = 0; 2815 } 2816 } 2817 2818 /* Put the cursor back where it was */ 2819 gui.row = old_row; 2820 gui.col = old_col; 2821 gui.highlight_mask = (int)old_hl_mask; 2822 2823 return retval; 2824 } 2825 2826 static void 2827 gui_delete_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_delete_lines(row, count); 2839 2840 /* If the cursor was in the deleted lines it's now gone. If the 2841 * cursor was in the scrolled lines adjust its position. */ 2842 if (gui.cursor_row >= row 2843 && gui.cursor_col >= gui.scroll_region_left 2844 && gui.cursor_col <= gui.scroll_region_right) 2845 { 2846 if (gui.cursor_row < row + count) 2847 gui.cursor_is_valid = FALSE; 2848 else if (gui.cursor_row <= gui.scroll_region_bot) 2849 gui.cursor_row -= count; 2850 } 2851 } 2852 } 2853 2854 static void 2855 gui_insert_lines(int row, int count) 2856 { 2857 if (count <= 0) 2858 return; 2859 2860 if (row + count > gui.scroll_region_bot) 2861 /* Scrolled out of region, just blank the lines out */ 2862 gui_clear_block(row, gui.scroll_region_left, 2863 gui.scroll_region_bot, gui.scroll_region_right); 2864 else 2865 { 2866 gui_mch_insert_lines(row, count); 2867 2868 if (gui.cursor_row >= gui.row 2869 && gui.cursor_col >= gui.scroll_region_left 2870 && gui.cursor_col <= gui.scroll_region_right) 2871 { 2872 if (gui.cursor_row <= gui.scroll_region_bot - count) 2873 gui.cursor_row += count; 2874 else if (gui.cursor_row <= gui.scroll_region_bot) 2875 gui.cursor_is_valid = FALSE; 2876 } 2877 } 2878 } 2879 2880 #ifdef FEAT_TIMERS 2881 /* 2882 * Passed to ui_wait_for_chars_or_timer(), ignoring extra arguments. 2883 */ 2884 static int 2885 gui_wait_for_chars_3( 2886 long wtime, 2887 int *interrupted UNUSED, 2888 int ignore_input UNUSED) 2889 { 2890 return gui_mch_wait_for_chars(wtime); 2891 } 2892 #endif 2893 2894 /* 2895 * Returns OK if a character was found to be available within the given time, 2896 * or FAIL otherwise. 2897 */ 2898 static int 2899 gui_wait_for_chars_or_timer( 2900 long wtime, 2901 int *interrupted UNUSED, 2902 int ignore_input UNUSED) 2903 { 2904 #ifdef FEAT_TIMERS 2905 return ui_wait_for_chars_or_timer(wtime, gui_wait_for_chars_3, 2906 interrupted, ignore_input); 2907 #else 2908 return gui_mch_wait_for_chars(wtime); 2909 #endif 2910 } 2911 2912 /* 2913 * The main GUI input routine. Waits for a character from the keyboard. 2914 * "wtime" == -1 Wait forever. 2915 * "wtime" == 0 Don't wait. 2916 * "wtime" > 0 Wait wtime milliseconds for a character. 2917 * 2918 * Returns the number of characters read or zero when timed out or interrupted. 2919 * "buf" may be NULL, in which case a non-zero number is returned if characters 2920 * are available. 2921 */ 2922 static int 2923 gui_wait_for_chars_buf( 2924 char_u *buf, 2925 int maxlen, 2926 long wtime, // don't use "time", MIPS cannot handle it 2927 int tb_change_cnt) 2928 { 2929 int retval; 2930 2931 #ifdef FEAT_MENU 2932 // If we're going to wait a bit, update the menus and mouse shape for the 2933 // current State. 2934 if (wtime != 0) 2935 gui_update_menus(0); 2936 #endif 2937 2938 gui_mch_update(); 2939 if (input_available()) // Got char, return immediately 2940 { 2941 if (buf != NULL && !typebuf_changed(tb_change_cnt)) 2942 return read_from_input_buf(buf, (long)maxlen); 2943 return 0; 2944 } 2945 if (wtime == 0) // Don't wait for char 2946 return FAIL; 2947 2948 // Before waiting, flush any output to the screen. 2949 gui_mch_flush(); 2950 2951 // Blink while waiting for a character. 2952 gui_mch_start_blink(); 2953 2954 // Common function to loop until "wtime" is met, while handling timers and 2955 // other callbacks. 2956 retval = inchar_loop(buf, maxlen, wtime, tb_change_cnt, 2957 gui_wait_for_chars_or_timer, NULL); 2958 2959 gui_mch_stop_blink(TRUE); 2960 2961 return retval; 2962 } 2963 2964 /* 2965 * Wait for a character from the keyboard without actually reading it. 2966 * Also deals with timers. 2967 * wtime == -1 Wait forever. 2968 * wtime == 0 Don't wait. 2969 * wtime > 0 Wait wtime milliseconds for a character. 2970 * Returns OK if a character was found to be available within the given time, 2971 * or FAIL otherwise. 2972 */ 2973 int 2974 gui_wait_for_chars(long wtime, int tb_change_cnt) 2975 { 2976 return gui_wait_for_chars_buf(NULL, 0, wtime, tb_change_cnt); 2977 } 2978 2979 /* 2980 * Equivalent of mch_inchar() for the GUI. 2981 */ 2982 int 2983 gui_inchar( 2984 char_u *buf, 2985 int maxlen, 2986 long wtime, /* milli seconds */ 2987 int tb_change_cnt) 2988 { 2989 return gui_wait_for_chars_buf(buf, maxlen, wtime, tb_change_cnt); 2990 } 2991 2992 /* 2993 * Fill p[4] with mouse coordinates encoded for check_termcode(). 2994 */ 2995 static void 2996 fill_mouse_coord(char_u *p, int col, int row) 2997 { 2998 p[0] = (char_u)(col / 128 + ' ' + 1); 2999 p[1] = (char_u)(col % 128 + ' ' + 1); 3000 p[2] = (char_u)(row / 128 + ' ' + 1); 3001 p[3] = (char_u)(row % 128 + ' ' + 1); 3002 } 3003 3004 /* 3005 * Generic mouse support function. Add a mouse event to the input buffer with 3006 * the given properties. 3007 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, 3008 * MOUSE_X1, MOUSE_X2 3009 * MOUSE_DRAG, or MOUSE_RELEASE. 3010 * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel, 3011 * MOUSE_6 and MOUSE_7 for horizontal scroll wheel. 3012 * x, y --- Coordinates of mouse in pixels. 3013 * repeated_click --- TRUE if this click comes only a short time after a 3014 * previous click. 3015 * modifiers --- Bit field which may be any of the following modifiers 3016 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. 3017 * This function will ignore drag events where the mouse has not moved to a new 3018 * character. 3019 */ 3020 void 3021 gui_send_mouse_event( 3022 int button, 3023 int x, 3024 int y, 3025 int repeated_click, 3026 int_u modifiers) 3027 { 3028 static int prev_row = 0, prev_col = 0; 3029 static int prev_button = -1; 3030 static int num_clicks = 1; 3031 char_u string[10]; 3032 enum key_extra button_char; 3033 int row, col; 3034 #ifdef FEAT_CLIPBOARD 3035 int checkfor; 3036 int did_clip = FALSE; 3037 #endif 3038 3039 /* 3040 * Scrolling may happen at any time, also while a selection is present. 3041 */ 3042 switch (button) 3043 { 3044 case MOUSE_X1: 3045 button_char = KE_X1MOUSE; 3046 goto button_set; 3047 case MOUSE_X2: 3048 button_char = KE_X2MOUSE; 3049 goto button_set; 3050 case MOUSE_4: 3051 button_char = KE_MOUSEDOWN; 3052 goto button_set; 3053 case MOUSE_5: 3054 button_char = KE_MOUSEUP; 3055 goto button_set; 3056 case MOUSE_6: 3057 button_char = KE_MOUSELEFT; 3058 goto button_set; 3059 case MOUSE_7: 3060 button_char = KE_MOUSERIGHT; 3061 button_set: 3062 { 3063 /* Don't put events in the input queue now. */ 3064 if (hold_gui_events) 3065 return; 3066 3067 string[3] = CSI; 3068 string[4] = KS_EXTRA; 3069 string[5] = (int)button_char; 3070 3071 /* Pass the pointer coordinates of the scroll event so that we 3072 * know which window to scroll. */ 3073 row = gui_xy2colrow(x, y, &col); 3074 string[6] = (char_u)(col / 128 + ' ' + 1); 3075 string[7] = (char_u)(col % 128 + ' ' + 1); 3076 string[8] = (char_u)(row / 128 + ' ' + 1); 3077 string[9] = (char_u)(row % 128 + ' ' + 1); 3078 3079 if (modifiers == 0) 3080 add_to_input_buf(string + 3, 7); 3081 else 3082 { 3083 string[0] = CSI; 3084 string[1] = KS_MODIFIER; 3085 string[2] = 0; 3086 if (modifiers & MOUSE_SHIFT) 3087 string[2] |= MOD_MASK_SHIFT; 3088 if (modifiers & MOUSE_CTRL) 3089 string[2] |= MOD_MASK_CTRL; 3090 if (modifiers & MOUSE_ALT) 3091 string[2] |= MOD_MASK_ALT; 3092 add_to_input_buf(string, 10); 3093 } 3094 return; 3095 } 3096 } 3097 3098 #ifdef FEAT_CLIPBOARD 3099 /* If a clipboard selection is in progress, handle it */ 3100 if (clip_star.state == SELECT_IN_PROGRESS) 3101 { 3102 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); 3103 return; 3104 } 3105 3106 /* Determine which mouse settings to look for based on the current mode */ 3107 switch (get_real_state()) 3108 { 3109 case NORMAL_BUSY: 3110 case OP_PENDING: 3111 # ifdef FEAT_TERMINAL 3112 case TERMINAL: 3113 # endif 3114 case NORMAL: checkfor = MOUSE_NORMAL; break; 3115 case VISUAL: checkfor = MOUSE_VISUAL; break; 3116 case SELECTMODE: checkfor = MOUSE_VISUAL; break; 3117 case REPLACE: 3118 case REPLACE+LANGMAP: 3119 case VREPLACE: 3120 case VREPLACE+LANGMAP: 3121 case INSERT: 3122 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; 3123 case ASKMORE: 3124 case HITRETURN: /* At the more- and hit-enter prompt pass the 3125 mouse event for a click on or below the 3126 message line. */ 3127 if (Y_2_ROW(y) >= msg_row) 3128 checkfor = MOUSE_NORMAL; 3129 else 3130 checkfor = MOUSE_RETURN; 3131 break; 3132 3133 /* 3134 * On the command line, use the clipboard selection on all lines 3135 * but the command line. But not when pasting. 3136 */ 3137 case CMDLINE: 3138 case CMDLINE+LANGMAP: 3139 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) 3140 checkfor = MOUSE_NONE; 3141 else 3142 checkfor = MOUSE_COMMAND; 3143 break; 3144 3145 default: 3146 checkfor = MOUSE_NONE; 3147 break; 3148 }; 3149 3150 /* 3151 * Allow clipboard selection of text on the command line in "normal" 3152 * modes. Don't do this when dragging the status line, or extending a 3153 * Visual selection. 3154 */ 3155 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) 3156 && Y_2_ROW(y) >= topframe->fr_height + firstwin->w_winrow 3157 && button != MOUSE_DRAG 3158 # ifdef FEAT_MOUSESHAPE 3159 && !drag_status_line 3160 && !drag_sep_line 3161 # endif 3162 ) 3163 checkfor = MOUSE_NONE; 3164 3165 /* 3166 * Use modeless selection when holding CTRL and SHIFT pressed. 3167 */ 3168 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) 3169 checkfor = MOUSE_NONEF; 3170 3171 /* 3172 * In Ex mode, always use modeless selection. 3173 */ 3174 if (exmode_active) 3175 checkfor = MOUSE_NONE; 3176 3177 /* 3178 * If the mouse settings say to not use the mouse, use the modeless 3179 * selection. But if Visual is active, assume that only the Visual area 3180 * will be selected. 3181 * Exception: On the command line, both the selection is used and a mouse 3182 * key is send. 3183 */ 3184 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) 3185 { 3186 /* Don't do modeless selection in Visual mode. */ 3187 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) 3188 return; 3189 3190 /* 3191 * When 'mousemodel' is "popup", shift-left is translated to right. 3192 * But not when also using Ctrl. 3193 */ 3194 if (mouse_model_popup() && button == MOUSE_LEFT 3195 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) 3196 { 3197 button = MOUSE_RIGHT; 3198 modifiers &= ~ MOUSE_SHIFT; 3199 } 3200 3201 /* If the selection is done, allow the right button to extend it. 3202 * If the selection is cleared, allow the right button to start it 3203 * from the cursor position. */ 3204 if (button == MOUSE_RIGHT) 3205 { 3206 if (clip_star.state == SELECT_CLEARED) 3207 { 3208 if (State & CMDLINE) 3209 { 3210 col = msg_col; 3211 row = msg_row; 3212 } 3213 else 3214 { 3215 col = curwin->w_wcol; 3216 row = curwin->w_wrow + W_WINROW(curwin); 3217 } 3218 clip_start_selection(col, row, FALSE); 3219 } 3220 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), 3221 repeated_click); 3222 did_clip = TRUE; 3223 } 3224 /* Allow the left button to start the selection */ 3225 else if (button == MOUSE_LEFT) 3226 { 3227 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); 3228 did_clip = TRUE; 3229 } 3230 3231 /* Always allow pasting */ 3232 if (button != MOUSE_MIDDLE) 3233 { 3234 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) 3235 return; 3236 if (checkfor != MOUSE_COMMAND) 3237 button = MOUSE_LEFT; 3238 } 3239 repeated_click = FALSE; 3240 } 3241 3242 if (clip_star.state != SELECT_CLEARED && !did_clip) 3243 clip_clear_selection(&clip_star); 3244 #endif 3245 3246 /* Don't put events in the input queue now. */ 3247 if (hold_gui_events) 3248 return; 3249 3250 row = gui_xy2colrow(x, y, &col); 3251 3252 /* 3253 * If we are dragging and the mouse hasn't moved far enough to be on a 3254 * different character, then don't send an event to vim. 3255 */ 3256 if (button == MOUSE_DRAG) 3257 { 3258 if (row == prev_row && col == prev_col) 3259 return; 3260 /* Dragging above the window, set "row" to -1 to cause a scroll. */ 3261 if (y < 0) 3262 row = -1; 3263 } 3264 3265 /* 3266 * If topline has changed (window scrolled) since the last click, reset 3267 * repeated_click, because we don't want starting Visual mode when 3268 * clicking on a different character in the text. 3269 */ 3270 if (curwin->w_topline != gui_prev_topline 3271 #ifdef FEAT_DIFF 3272 || curwin->w_topfill != gui_prev_topfill 3273 #endif 3274 ) 3275 repeated_click = FALSE; 3276 3277 string[0] = CSI; /* this sequence is recognized by check_termcode() */ 3278 string[1] = KS_MOUSE; 3279 string[2] = KE_FILLER; 3280 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) 3281 { 3282 if (repeated_click) 3283 { 3284 /* 3285 * Handle multiple clicks. They only count if the mouse is still 3286 * pointing at the same character. 3287 */ 3288 if (button != prev_button || row != prev_row || col != prev_col) 3289 num_clicks = 1; 3290 else if (++num_clicks > 4) 3291 num_clicks = 1; 3292 } 3293 else 3294 num_clicks = 1; 3295 prev_button = button; 3296 gui_prev_topline = curwin->w_topline; 3297 #ifdef FEAT_DIFF 3298 gui_prev_topfill = curwin->w_topfill; 3299 #endif 3300 3301 string[3] = (char_u)(button | 0x20); 3302 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); 3303 } 3304 else 3305 string[3] = (char_u)button; 3306 3307 string[3] |= modifiers; 3308 fill_mouse_coord(string + 4, col, row); 3309 add_to_input_buf(string, 8); 3310 3311 if (row < 0) 3312 prev_row = 0; 3313 else 3314 prev_row = row; 3315 prev_col = col; 3316 3317 /* 3318 * We need to make sure this is cleared since Athena doesn't tell us when 3319 * he is done dragging. Neither does GTK+ 2 -- at least for now. 3320 */ 3321 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 3322 gui.dragged_sb = SBAR_NONE; 3323 #endif 3324 } 3325 3326 /* 3327 * Convert x and y coordinate to column and row in text window. 3328 * Corrects for multi-byte character. 3329 * returns column in "*colp" and row as return value; 3330 */ 3331 int 3332 gui_xy2colrow(int x, int y, int *colp) 3333 { 3334 int col = check_col(X_2_COL(x)); 3335 int row = check_row(Y_2_ROW(y)); 3336 3337 *colp = mb_fix_col(col, row); 3338 return row; 3339 } 3340 3341 #if defined(FEAT_MENU) || defined(PROTO) 3342 /* 3343 * Callback function for when a menu entry has been selected. 3344 */ 3345 void 3346 gui_menu_cb(vimmenu_T *menu) 3347 { 3348 char_u bytes[sizeof(long_u)]; 3349 3350 /* Don't put events in the input queue now. */ 3351 if (hold_gui_events) 3352 return; 3353 3354 bytes[0] = CSI; 3355 bytes[1] = KS_MENU; 3356 bytes[2] = KE_FILLER; 3357 add_to_input_buf(bytes, 3); 3358 add_long_to_buf((long_u)menu, bytes); 3359 add_to_input_buf_csi(bytes, sizeof(long_u)); 3360 } 3361 #endif 3362 3363 static int prev_which_scrollbars[3]; 3364 3365 /* 3366 * Set which components are present. 3367 * If "oldval" is not NULL, "oldval" is the previous value, the new value is 3368 * in p_go. 3369 */ 3370 void 3371 gui_init_which_components(char_u *oldval UNUSED) 3372 { 3373 #ifdef FEAT_MENU 3374 static int prev_menu_is_active = -1; 3375 #endif 3376 #ifdef FEAT_TOOLBAR 3377 static int prev_toolbar = -1; 3378 int using_toolbar = FALSE; 3379 #endif 3380 #ifdef FEAT_GUI_TABLINE 3381 int using_tabline; 3382 #endif 3383 #ifdef FEAT_FOOTER 3384 static int prev_footer = -1; 3385 int using_footer = FALSE; 3386 #endif 3387 #if defined(FEAT_MENU) 3388 static int prev_tearoff = -1; 3389 int using_tearoff = FALSE; 3390 #endif 3391 3392 char_u *p; 3393 int i; 3394 #ifdef FEAT_MENU 3395 int grey_old, grey_new; 3396 char_u *temp; 3397 #endif 3398 win_T *wp; 3399 int need_set_size; 3400 int fix_size; 3401 3402 #ifdef FEAT_MENU 3403 if (oldval != NULL && gui.in_use) 3404 { 3405 /* 3406 * Check if the menu's go from grey to non-grey or vise versa. 3407 */ 3408 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); 3409 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); 3410 if (grey_old != grey_new) 3411 { 3412 temp = p_go; 3413 p_go = oldval; 3414 gui_update_menus(MENU_ALL_MODES); 3415 p_go = temp; 3416 } 3417 } 3418 gui.menu_is_active = FALSE; 3419 #endif 3420 3421 for (i = 0; i < 3; i++) 3422 gui.which_scrollbars[i] = FALSE; 3423 for (p = p_go; *p; p++) 3424 switch (*p) 3425 { 3426 case GO_LEFT: 3427 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3428 break; 3429 case GO_RIGHT: 3430 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3431 break; 3432 case GO_VLEFT: 3433 if (win_hasvertsplit()) 3434 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3435 break; 3436 case GO_VRIGHT: 3437 if (win_hasvertsplit()) 3438 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3439 break; 3440 case GO_BOT: 3441 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; 3442 break; 3443 #ifdef FEAT_MENU 3444 case GO_MENUS: 3445 gui.menu_is_active = TRUE; 3446 break; 3447 #endif 3448 case GO_GREY: 3449 /* make menu's have grey items, ignored here */ 3450 break; 3451 #ifdef FEAT_TOOLBAR 3452 case GO_TOOLBAR: 3453 using_toolbar = TRUE; 3454 break; 3455 #endif 3456 #ifdef FEAT_FOOTER 3457 case GO_FOOTER: 3458 using_footer = TRUE; 3459 break; 3460 #endif 3461 case GO_TEAROFF: 3462 #if defined(FEAT_MENU) 3463 using_tearoff = TRUE; 3464 #endif 3465 break; 3466 default: 3467 /* Ignore options that are not supported */ 3468 break; 3469 } 3470 3471 if (gui.in_use) 3472 { 3473 need_set_size = 0; 3474 fix_size = FALSE; 3475 3476 #ifdef FEAT_GUI_TABLINE 3477 /* Update the GUI tab line, it may appear or disappear. This may 3478 * cause the non-GUI tab line to disappear or appear. */ 3479 using_tabline = gui_has_tabline(); 3480 if (!gui_mch_showing_tabline() != !using_tabline) 3481 { 3482 /* We don't want a resize event change "Rows" here, save and 3483 * restore it. Resizing is handled below. */ 3484 i = Rows; 3485 gui_update_tabline(); 3486 Rows = i; 3487 need_set_size |= RESIZE_VERT; 3488 if (using_tabline) 3489 fix_size = TRUE; 3490 if (!gui_use_tabline()) 3491 redraw_tabline = TRUE; /* may draw non-GUI tab line */ 3492 } 3493 #endif 3494 3495 for (i = 0; i < 3; i++) 3496 { 3497 /* The scrollbar needs to be updated when it is shown/unshown and 3498 * when switching tab pages. But the size only changes when it's 3499 * shown/unshown. Thus we need two places to remember whether a 3500 * scrollbar is there or not. */ 3501 if (gui.which_scrollbars[i] != prev_which_scrollbars[i] 3502 || gui.which_scrollbars[i] 3503 != curtab->tp_prev_which_scrollbars[i]) 3504 { 3505 if (i == SBAR_BOTTOM) 3506 gui_mch_enable_scrollbar(&gui.bottom_sbar, 3507 gui.which_scrollbars[i]); 3508 else 3509 { 3510 FOR_ALL_WINDOWS(wp) 3511 { 3512 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); 3513 } 3514 } 3515 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) 3516 { 3517 if (i == SBAR_BOTTOM) 3518 need_set_size |= RESIZE_VERT; 3519 else 3520 need_set_size |= RESIZE_HOR; 3521 if (gui.which_scrollbars[i]) 3522 fix_size = TRUE; 3523 } 3524 } 3525 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3526 prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3527 } 3528 3529 #ifdef FEAT_MENU 3530 if (gui.menu_is_active != prev_menu_is_active) 3531 { 3532 /* We don't want a resize event change "Rows" here, save and 3533 * restore it. Resizing is handled below. */ 3534 i = Rows; 3535 gui_mch_enable_menu(gui.menu_is_active); 3536 Rows = i; 3537 prev_menu_is_active = gui.menu_is_active; 3538 need_set_size |= RESIZE_VERT; 3539 if (gui.menu_is_active) 3540 fix_size = TRUE; 3541 } 3542 #endif 3543 3544 #ifdef FEAT_TOOLBAR 3545 if (using_toolbar != prev_toolbar) 3546 { 3547 gui_mch_show_toolbar(using_toolbar); 3548 prev_toolbar = using_toolbar; 3549 need_set_size |= RESIZE_VERT; 3550 if (using_toolbar) 3551 fix_size = TRUE; 3552 } 3553 #endif 3554 #ifdef FEAT_FOOTER 3555 if (using_footer != prev_footer) 3556 { 3557 gui_mch_enable_footer(using_footer); 3558 prev_footer = using_footer; 3559 need_set_size |= RESIZE_VERT; 3560 if (using_footer) 3561 fix_size = TRUE; 3562 } 3563 #endif 3564 #if defined(FEAT_MENU) && !(defined(WIN3264) && !defined(FEAT_TEAROFF)) 3565 if (using_tearoff != prev_tearoff) 3566 { 3567 gui_mch_toggle_tearoffs(using_tearoff); 3568 prev_tearoff = using_tearoff; 3569 } 3570 #endif 3571 if (need_set_size != 0) 3572 { 3573 #ifdef FEAT_GUI_GTK 3574 long prev_Columns = Columns; 3575 long prev_Rows = Rows; 3576 #endif 3577 /* Adjust the size of the window to make the text area keep the 3578 * same size and to avoid that part of our window is off-screen 3579 * and a scrollbar can't be used, for example. */ 3580 gui_set_shellsize(FALSE, fix_size, need_set_size); 3581 3582 #ifdef FEAT_GUI_GTK 3583 /* GTK has the annoying habit of sending us resize events when 3584 * changing the window size ourselves. This mostly happens when 3585 * waiting for a character to arrive, quite unpredictably, and may 3586 * change Columns and Rows when we don't want it. Wait for a 3587 * character here to avoid this effect. 3588 * If you remove this, please test this command for resizing 3589 * effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". 3590 * Don't do this while starting up though. 3591 * Don't change Rows when adding menu/toolbar/tabline. 3592 * Don't change Columns when adding vertical toolbar. */ 3593 if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR)) 3594 (void)char_avail(); 3595 if ((need_set_size & RESIZE_VERT) == 0) 3596 Rows = prev_Rows; 3597 if ((need_set_size & RESIZE_HOR) == 0) 3598 Columns = prev_Columns; 3599 #endif 3600 } 3601 /* When the console tabline appears or disappears the window positions 3602 * change. */ 3603 if (firstwin->w_winrow != tabline_height()) 3604 shell_new_rows(); /* recompute window positions and heights */ 3605 } 3606 } 3607 3608 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3609 /* 3610 * Return TRUE if the GUI is taking care of the tabline. 3611 * It may still be hidden if 'showtabline' is zero. 3612 */ 3613 int 3614 gui_use_tabline(void) 3615 { 3616 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; 3617 } 3618 3619 /* 3620 * Return TRUE if the GUI is showing the tabline. 3621 * This uses 'showtabline'. 3622 */ 3623 static int 3624 gui_has_tabline(void) 3625 { 3626 if (!gui_use_tabline() 3627 || p_stal == 0 3628 || (p_stal == 1 && first_tabpage->tp_next == NULL)) 3629 return FALSE; 3630 return TRUE; 3631 } 3632 3633 /* 3634 * Update the tabline. 3635 * This may display/undisplay the tabline and update the labels. 3636 */ 3637 void 3638 gui_update_tabline(void) 3639 { 3640 int showit = gui_has_tabline(); 3641 int shown = gui_mch_showing_tabline(); 3642 3643 if (!gui.starting && starting == 0) 3644 { 3645 /* Updating the tabline uses direct GUI commands, flush 3646 * outstanding instructions first. (esp. clear screen) */ 3647 out_flush(); 3648 3649 if (!showit != !shown) 3650 gui_mch_show_tabline(showit); 3651 if (showit != 0) 3652 gui_mch_update_tabline(); 3653 3654 /* When the tabs change from hidden to shown or from shown to 3655 * hidden the size of the text area should remain the same. */ 3656 if (!showit != !shown) 3657 gui_set_shellsize(FALSE, showit, RESIZE_VERT); 3658 } 3659 } 3660 3661 /* 3662 * Get the label or tooltip for tab page "tp" into NameBuff[]. 3663 */ 3664 void 3665 get_tabline_label( 3666 tabpage_T *tp, 3667 int tooltip) /* TRUE: get tooltip */ 3668 { 3669 int modified = FALSE; 3670 char_u buf[40]; 3671 int wincount; 3672 win_T *wp; 3673 char_u **opt; 3674 3675 /* Use 'guitablabel' or 'guitabtooltip' if it's set. */ 3676 opt = (tooltip ? &p_gtt : &p_gtl); 3677 if (**opt != NUL) 3678 { 3679 int use_sandbox = FALSE; 3680 int save_called_emsg = called_emsg; 3681 char_u res[MAXPATHL]; 3682 tabpage_T *save_curtab; 3683 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" 3684 : "guitablabel"); 3685 3686 called_emsg = FALSE; 3687 3688 printer_page_num = tabpage_index(tp); 3689 # ifdef FEAT_EVAL 3690 set_vim_var_nr(VV_LNUM, printer_page_num); 3691 use_sandbox = was_set_insecurely(opt_name, 0); 3692 # endif 3693 /* It's almost as going to the tabpage, but without autocommands. */ 3694 curtab->tp_firstwin = firstwin; 3695 curtab->tp_lastwin = lastwin; 3696 curtab->tp_curwin = curwin; 3697 save_curtab = curtab; 3698 curtab = tp; 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 /* Can't use NameBuff directly, build_stl_str_hl() uses it. */ 3706 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox, 3707 0, (int)Columns, NULL, NULL); 3708 STRCPY(NameBuff, res); 3709 3710 /* Back to the original curtab. */ 3711 curtab = save_curtab; 3712 topframe = curtab->tp_topframe; 3713 firstwin = curtab->tp_firstwin; 3714 lastwin = curtab->tp_lastwin; 3715 curwin = curtab->tp_curwin; 3716 curbuf = curwin->w_buffer; 3717 3718 if (called_emsg) 3719 set_string_option_direct(opt_name, -1, 3720 (char_u *)"", OPT_FREE, SID_ERROR); 3721 called_emsg |= save_called_emsg; 3722 } 3723 3724 /* If 'guitablabel'/'guitabtooltip' is not set or the result is empty then 3725 * use a default label. */ 3726 if (**opt == NUL || *NameBuff == NUL) 3727 { 3728 /* Get the buffer name into NameBuff[] and shorten it. */ 3729 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); 3730 if (!tooltip) 3731 shorten_dir(NameBuff); 3732 3733 wp = (tp == curtab) ? firstwin : tp->tp_firstwin; 3734 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) 3735 if (bufIsChanged(wp->w_buffer)) 3736 modified = TRUE; 3737 if (modified || wincount > 1) 3738 { 3739 if (wincount > 1) 3740 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); 3741 else 3742 buf[0] = NUL; 3743 if (modified) 3744 STRCAT(buf, "+"); 3745 STRCAT(buf, " "); 3746 STRMOVE(NameBuff + STRLEN(buf), NameBuff); 3747 mch_memmove(NameBuff, buf, STRLEN(buf)); 3748 } 3749 } 3750 } 3751 3752 /* 3753 * Send the event for clicking to select tab page "nr". 3754 * Returns TRUE if it was done, FALSE when skipped because we are already at 3755 * that tab page or the cmdline window is open. 3756 */ 3757 int 3758 send_tabline_event(int nr) 3759 { 3760 char_u string[3]; 3761 3762 if (nr == tabpage_index(curtab)) 3763 return FALSE; 3764 3765 /* Don't put events in the input queue now. */ 3766 if (hold_gui_events 3767 # ifdef FEAT_CMDWIN 3768 || cmdwin_type != 0 3769 # endif 3770 ) 3771 { 3772 /* Set it back to the current tab page. */ 3773 gui_mch_set_curtab(tabpage_index(curtab)); 3774 return FALSE; 3775 } 3776 3777 string[0] = CSI; 3778 string[1] = KS_TABLINE; 3779 string[2] = KE_FILLER; 3780 add_to_input_buf(string, 3); 3781 string[0] = nr; 3782 add_to_input_buf_csi(string, 1); 3783 return TRUE; 3784 } 3785 3786 /* 3787 * Send a tabline menu event 3788 */ 3789 void 3790 send_tabline_menu_event(int tabidx, int event) 3791 { 3792 char_u string[3]; 3793 3794 // Don't put events in the input queue now. 3795 if (hold_gui_events) 3796 return; 3797 3798 // Cannot close the last tabpage. 3799 if (event == TABLINE_MENU_CLOSE && first_tabpage->tp_next == NULL) 3800 return; 3801 3802 string[0] = CSI; 3803 string[1] = KS_TABMENU; 3804 string[2] = KE_FILLER; 3805 add_to_input_buf(string, 3); 3806 string[0] = tabidx; 3807 string[1] = (char_u)(long)event; 3808 add_to_input_buf_csi(string, 2); 3809 } 3810 3811 #endif 3812 3813 /* 3814 * Scrollbar stuff: 3815 */ 3816 3817 /* 3818 * Remove all scrollbars. Used before switching to another tab page. 3819 */ 3820 void 3821 gui_remove_scrollbars(void) 3822 { 3823 int i; 3824 win_T *wp; 3825 3826 for (i = 0; i < 3; i++) 3827 { 3828 if (i == SBAR_BOTTOM) 3829 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); 3830 else 3831 { 3832 FOR_ALL_WINDOWS(wp) 3833 { 3834 gui_do_scrollbar(wp, i, FALSE); 3835 } 3836 } 3837 curtab->tp_prev_which_scrollbars[i] = -1; 3838 } 3839 } 3840 3841 void 3842 gui_create_scrollbar(scrollbar_T *sb, int type, win_T *wp) 3843 { 3844 static int sbar_ident = 0; 3845 3846 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */ 3847 sb->wp = wp; 3848 sb->type = type; 3849 sb->value = 0; 3850 #ifdef FEAT_GUI_ATHENA 3851 sb->pixval = 0; 3852 #endif 3853 sb->size = 1; 3854 sb->max = 1; 3855 sb->top = 0; 3856 sb->height = 0; 3857 sb->width = 0; 3858 sb->status_height = 0; 3859 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); 3860 } 3861 3862 /* 3863 * Find the scrollbar with the given index. 3864 */ 3865 scrollbar_T * 3866 gui_find_scrollbar(long ident) 3867 { 3868 win_T *wp; 3869 3870 if (gui.bottom_sbar.ident == ident) 3871 return &gui.bottom_sbar; 3872 FOR_ALL_WINDOWS(wp) 3873 { 3874 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) 3875 return &wp->w_scrollbars[SBAR_LEFT]; 3876 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) 3877 return &wp->w_scrollbars[SBAR_RIGHT]; 3878 } 3879 return NULL; 3880 } 3881 3882 /* 3883 * For most systems: Put a code in the input buffer for a dragged scrollbar. 3884 * 3885 * For Win32, Macintosh and GTK+ 2: 3886 * Scrollbars seem to grab focus and vim doesn't read the input queue until 3887 * you stop dragging the scrollbar. We get here each time the scrollbar is 3888 * dragged another pixel, but as far as the rest of vim goes, it thinks 3889 * we're just hanging in the call to DispatchMessage() in 3890 * process_message(). The DispatchMessage() call that hangs was passed a 3891 * mouse button click event in the scrollbar window. -- webb. 3892 * 3893 * Solution: Do the scrolling right here. But only when allowed. 3894 * Ignore the scrollbars while executing an external command or when there 3895 * are still characters to be processed. 3896 */ 3897 void 3898 gui_drag_scrollbar(scrollbar_T *sb, long value, int still_dragging) 3899 { 3900 win_T *wp; 3901 int sb_num; 3902 #ifdef USE_ON_FLY_SCROLL 3903 colnr_T old_leftcol = curwin->w_leftcol; 3904 linenr_T old_topline = curwin->w_topline; 3905 # ifdef FEAT_DIFF 3906 int old_topfill = curwin->w_topfill; 3907 # endif 3908 #else 3909 char_u bytes[sizeof(long_u)]; 3910 int byte_count; 3911 #endif 3912 3913 if (sb == NULL) 3914 return; 3915 3916 /* Don't put events in the input queue now. */ 3917 if (hold_gui_events) 3918 return; 3919 3920 #ifdef FEAT_CMDWIN 3921 if (cmdwin_type != 0 && sb->wp != curwin) 3922 return; 3923 #endif 3924 3925 if (still_dragging) 3926 { 3927 if (sb->wp == NULL) 3928 gui.dragged_sb = SBAR_BOTTOM; 3929 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) 3930 gui.dragged_sb = SBAR_LEFT; 3931 else 3932 gui.dragged_sb = SBAR_RIGHT; 3933 gui.dragged_wp = sb->wp; 3934 } 3935 else 3936 { 3937 gui.dragged_sb = SBAR_NONE; 3938 #ifdef FEAT_GUI_GTK 3939 /* Keep the "dragged_wp" value until after the scrolling, for when the 3940 * mouse button is released. GTK2 doesn't send the button-up event. */ 3941 gui.dragged_wp = NULL; 3942 #endif 3943 } 3944 3945 /* Vertical sbar info is kept in the first sbar (the left one) */ 3946 if (sb->wp != NULL) 3947 sb = &sb->wp->w_scrollbars[0]; 3948 3949 /* 3950 * Check validity of value 3951 */ 3952 if (value < 0) 3953 value = 0; 3954 #ifdef SCROLL_PAST_END 3955 else if (value > sb->max) 3956 value = sb->max; 3957 #else 3958 if (value > sb->max - sb->size + 1) 3959 value = sb->max - sb->size + 1; 3960 #endif 3961 3962 sb->value = value; 3963 3964 #ifdef USE_ON_FLY_SCROLL 3965 /* When not allowed to do the scrolling right now, return. 3966 * This also checked input_available(), but that causes the first click in 3967 * a scrollbar to be ignored when Vim doesn't have focus. */ 3968 if (dont_scroll) 3969 return; 3970 #endif 3971 #ifdef FEAT_INS_EXPAND 3972 /* Disallow scrolling the current window when the completion popup menu is 3973 * visible. */ 3974 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible()) 3975 return; 3976 #endif 3977 3978 #ifdef FEAT_RIGHTLEFT 3979 if (sb->wp == NULL && curwin->w_p_rl) 3980 { 3981 value = sb->max + 1 - sb->size - value; 3982 if (value < 0) 3983 value = 0; 3984 } 3985 #endif 3986 3987 if (sb->wp != NULL) /* vertical scrollbar */ 3988 { 3989 sb_num = 0; 3990 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) 3991 sb_num++; 3992 if (wp == NULL) 3993 return; 3994 3995 #ifdef USE_ON_FLY_SCROLL 3996 current_scrollbar = sb_num; 3997 scrollbar_value = value; 3998 if (State & NORMAL) 3999 { 4000 gui_do_scroll(); 4001 setcursor(); 4002 } 4003 else if (State & INSERT) 4004 { 4005 ins_scroll(); 4006 setcursor(); 4007 } 4008 else if (State & CMDLINE) 4009 { 4010 if (msg_scrolled == 0) 4011 { 4012 gui_do_scroll(); 4013 redrawcmdline(); 4014 } 4015 } 4016 # ifdef FEAT_FOLDING 4017 /* Value may have been changed for closed fold. */ 4018 sb->value = sb->wp->w_topline - 1; 4019 # endif 4020 4021 /* When dragging one scrollbar and there is another one at the other 4022 * side move the thumb of that one too. */ 4023 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) 4024 gui_mch_set_scrollbar_thumb( 4025 &sb->wp->w_scrollbars[ 4026 sb == &sb->wp->w_scrollbars[SBAR_RIGHT] 4027 ? SBAR_LEFT : SBAR_RIGHT], 4028 sb->value, sb->size, sb->max); 4029 4030 #else 4031 bytes[0] = CSI; 4032 bytes[1] = KS_VER_SCROLLBAR; 4033 bytes[2] = KE_FILLER; 4034 bytes[3] = (char_u)sb_num; 4035 byte_count = 4; 4036 #endif 4037 } 4038 else 4039 { 4040 #ifdef USE_ON_FLY_SCROLL 4041 scrollbar_value = value; 4042 4043 if (State & NORMAL) 4044 gui_do_horiz_scroll(scrollbar_value, FALSE); 4045 else if (State & INSERT) 4046 ins_horscroll(); 4047 else if (State & CMDLINE) 4048 { 4049 if (msg_scrolled == 0) 4050 { 4051 gui_do_horiz_scroll(scrollbar_value, FALSE); 4052 redrawcmdline(); 4053 } 4054 } 4055 if (old_leftcol != curwin->w_leftcol) 4056 { 4057 updateWindow(curwin); /* update window, status and cmdline */ 4058 setcursor(); 4059 } 4060 #else 4061 bytes[0] = CSI; 4062 bytes[1] = KS_HOR_SCROLLBAR; 4063 bytes[2] = KE_FILLER; 4064 byte_count = 3; 4065 #endif 4066 } 4067 4068 #ifdef USE_ON_FLY_SCROLL 4069 /* 4070 * synchronize other windows, as necessary according to 'scrollbind' 4071 */ 4072 if (curwin->w_p_scb 4073 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) 4074 || (sb->wp == curwin && (curwin->w_topline != old_topline 4075 # ifdef FEAT_DIFF 4076 || curwin->w_topfill != old_topfill 4077 # endif 4078 )))) 4079 { 4080 do_check_scrollbind(TRUE); 4081 /* need to update the window right here */ 4082 FOR_ALL_WINDOWS(wp) 4083 if (wp->w_redr_type > 0) 4084 updateWindow(wp); 4085 setcursor(); 4086 } 4087 out_flush_cursor(FALSE, TRUE); 4088 #else 4089 add_to_input_buf(bytes, byte_count); 4090 add_long_to_buf((long_u)value, bytes); 4091 add_to_input_buf_csi(bytes, sizeof(long_u)); 4092 #endif 4093 } 4094 4095 /* 4096 * Scrollbar stuff: 4097 */ 4098 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 4114 void 4115 gui_update_scrollbars( 4116 int force) /* Force all scrollbars to get updated */ 4117 { 4118 win_T *wp; 4119 scrollbar_T *sb; 4120 long val, size, max; /* need 32 bits here */ 4121 int which_sb; 4122 int h, y; 4123 static win_T *prev_curwin = NULL; 4124 4125 /* Update the horizontal scrollbar */ 4126 gui_update_horiz_scrollbar(force); 4127 4128 #ifndef WIN3264 4129 /* Return straight away if there is neither a left nor right scrollbar. 4130 * On MS-Windows this is required anyway for scrollwheel messages. */ 4131 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) 4132 return; 4133 #endif 4134 4135 /* 4136 * Don't want to update a scrollbar while we're dragging it. But if we 4137 * have both a left and right scrollbar, and we drag one of them, we still 4138 * need to update the other one. 4139 */ 4140 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) 4141 && gui.which_scrollbars[SBAR_LEFT] 4142 && gui.which_scrollbars[SBAR_RIGHT]) 4143 { 4144 /* 4145 * If we have two scrollbars and one of them is being dragged, just 4146 * copy the scrollbar position from the dragged one to the other one. 4147 */ 4148 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; 4149 if (gui.dragged_wp != NULL) 4150 gui_mch_set_scrollbar_thumb( 4151 &gui.dragged_wp->w_scrollbars[which_sb], 4152 gui.dragged_wp->w_scrollbars[0].value, 4153 gui.dragged_wp->w_scrollbars[0].size, 4154 gui.dragged_wp->w_scrollbars[0].max); 4155 } 4156 4157 /* avoid that moving components around generates events */ 4158 ++hold_gui_events; 4159 4160 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp)) 4161 { 4162 if (wp->w_buffer == NULL) /* just in case */ 4163 continue; 4164 /* Skip a scrollbar that is being dragged. */ 4165 if (!force && (gui.dragged_sb == SBAR_LEFT 4166 || gui.dragged_sb == SBAR_RIGHT) 4167 && gui.dragged_wp == wp) 4168 continue; 4169 4170 #ifdef SCROLL_PAST_END 4171 max = wp->w_buffer->b_ml.ml_line_count - 1; 4172 #else 4173 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; 4174 #endif 4175 if (max < 0) /* empty buffer */ 4176 max = 0; 4177 val = wp->w_topline - 1; 4178 size = wp->w_height; 4179 #ifdef SCROLL_PAST_END 4180 if (val > max) /* just in case */ 4181 val = max; 4182 #else 4183 if (size > max + 1) /* just in case */ 4184 size = max + 1; 4185 if (val > max - size + 1) 4186 val = max - size + 1; 4187 #endif 4188 if (val < 0) /* minimal value is 0 */ 4189 val = 0; 4190 4191 /* 4192 * Scrollbar at index 0 (the left one) contains all the information. 4193 * It would be the same info for left and right so we just store it for 4194 * one of them. 4195 */ 4196 sb = &wp->w_scrollbars[0]; 4197 4198 /* 4199 * Note: no check for valid w_botline. If it's not valid the 4200 * scrollbars will be updated later anyway. 4201 */ 4202 if (size < 1 || wp->w_botline - 2 > max) 4203 { 4204 /* 4205 * This can happen during changing files. Just don't update the 4206 * scrollbar for now. 4207 */ 4208 sb->height = 0; /* Force update next time */ 4209 if (gui.which_scrollbars[SBAR_LEFT]) 4210 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); 4211 if (gui.which_scrollbars[SBAR_RIGHT]) 4212 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); 4213 continue; 4214 } 4215 if (force || sb->height != wp->w_height 4216 || sb->top != wp->w_winrow 4217 || sb->status_height != wp->w_status_height 4218 || sb->width != wp->w_width 4219 || prev_curwin != curwin) 4220 { 4221 /* Height, width or position of scrollbar has changed. For 4222 * vertical split: curwin changed. */ 4223 sb->height = wp->w_height; 4224 sb->top = wp->w_winrow; 4225 sb->status_height = wp->w_status_height; 4226 sb->width = wp->w_width; 4227 4228 /* Calculate height and position in pixels */ 4229 h = (sb->height + sb->status_height) * gui.char_height; 4230 y = sb->top * gui.char_height + gui.border_offset; 4231 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) 4232 if (gui.menu_is_active) 4233 y += gui.menu_height; 4234 #endif 4235 4236 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA)) 4237 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 4238 # ifdef FEAT_GUI_ATHENA 4239 y += gui.toolbar_height; 4240 # else 4241 # ifdef FEAT_GUI_MSWIN 4242 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 4243 # endif 4244 # endif 4245 #endif 4246 4247 #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) 4248 if (gui_has_tabline()) 4249 y += gui.tabline_height; 4250 #endif 4251 4252 if (wp->w_winrow == 0) 4253 { 4254 /* Height of top scrollbar includes width of top border */ 4255 h += gui.border_offset; 4256 y -= gui.border_offset; 4257 } 4258 if (gui.which_scrollbars[SBAR_LEFT]) 4259 { 4260 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], 4261 gui.left_sbar_x, y, 4262 gui.scrollbar_width, h); 4263 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); 4264 } 4265 if (gui.which_scrollbars[SBAR_RIGHT]) 4266 { 4267 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], 4268 gui.right_sbar_x, y, 4269 gui.scrollbar_width, h); 4270 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); 4271 } 4272 } 4273 4274 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by 4275 * checking if the thumb moved at least a pixel. Only do this for 4276 * Athena, most other GUIs require the update anyway to make the 4277 * arrows work. */ 4278 #ifdef FEAT_GUI_ATHENA 4279 if (max == 0) 4280 y = 0; 4281 else 4282 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; 4283 if (force || sb->pixval != y || sb->size != size || sb->max != max) 4284 #else 4285 if (force || sb->value != val || sb->size != size || sb->max != max) 4286 #endif 4287 { 4288 /* Thumb of scrollbar has moved */ 4289 sb->value = val; 4290 #ifdef FEAT_GUI_ATHENA 4291 sb->pixval = y; 4292 #endif 4293 sb->size = size; 4294 sb->max = max; 4295 if (gui.which_scrollbars[SBAR_LEFT] 4296 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) 4297 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], 4298 val, size, max); 4299 if (gui.which_scrollbars[SBAR_RIGHT] 4300 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) 4301 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], 4302 val, size, max); 4303 } 4304 } 4305 prev_curwin = curwin; 4306 --hold_gui_events; 4307 } 4308 4309 /* 4310 * Enable or disable a scrollbar. 4311 * Check for scrollbars for vertically split windows which are not enabled 4312 * sometimes. 4313 */ 4314 static void 4315 gui_do_scrollbar( 4316 win_T *wp, 4317 int which, /* SBAR_LEFT or SBAR_RIGHT */ 4318 int enable) /* TRUE to enable scrollbar */ 4319 { 4320 int midcol = curwin->w_wincol + curwin->w_width / 2; 4321 int has_midcol = (wp->w_wincol <= midcol 4322 && wp->w_wincol + wp->w_width >= midcol); 4323 4324 /* Only enable scrollbars that contain the middle column of the current 4325 * window. */ 4326 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) 4327 { 4328 /* Scrollbars only on one side. Don't enable scrollbars that don't 4329 * contain the middle column of the current window. */ 4330 if (!has_midcol) 4331 enable = FALSE; 4332 } 4333 else 4334 { 4335 /* Scrollbars on both sides. Don't enable scrollbars that neither 4336 * contain the middle column of the current window nor are on the far 4337 * side. */ 4338 if (midcol > Columns / 2) 4339 { 4340 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) 4341 enable = FALSE; 4342 } 4343 else 4344 { 4345 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns 4346 : !has_midcol) 4347 enable = FALSE; 4348 } 4349 } 4350 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); 4351 } 4352 4353 /* 4354 * Scroll a window according to the values set in the globals current_scrollbar 4355 * and scrollbar_value. Return TRUE if the cursor in the current window moved 4356 * or FALSE otherwise. 4357 */ 4358 int 4359 gui_do_scroll(void) 4360 { 4361 win_T *wp, *save_wp; 4362 int i; 4363 long nlines; 4364 pos_T old_cursor; 4365 linenr_T old_topline; 4366 #ifdef FEAT_DIFF 4367 int old_topfill; 4368 #endif 4369 4370 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4371 if (wp == NULL) 4372 break; 4373 if (wp == NULL) 4374 /* Couldn't find window */ 4375 return FALSE; 4376 4377 /* 4378 * Compute number of lines to scroll. If zero, nothing to do. 4379 */ 4380 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; 4381 if (nlines == 0) 4382 return FALSE; 4383 4384 save_wp = curwin; 4385 old_topline = wp->w_topline; 4386 #ifdef FEAT_DIFF 4387 old_topfill = wp->w_topfill; 4388 #endif 4389 old_cursor = wp->w_cursor; 4390 curwin = wp; 4391 curbuf = wp->w_buffer; 4392 if (nlines < 0) 4393 scrolldown(-nlines, gui.dragged_wp == NULL); 4394 else 4395 scrollup(nlines, gui.dragged_wp == NULL); 4396 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for 4397 * the mouse-up event already, but we still want it to behave like when 4398 * dragging. But not the next click in an arrow. */ 4399 if (gui.dragged_sb == SBAR_NONE) 4400 gui.dragged_wp = NULL; 4401 4402 if (old_topline != wp->w_topline 4403 #ifdef FEAT_DIFF 4404 || old_topfill != wp->w_topfill 4405 #endif 4406 ) 4407 { 4408 if (get_scrolloff_value() != 0) 4409 { 4410 cursor_correct(); /* fix window for 'so' */ 4411 update_topline(); /* avoid up/down jump */ 4412 } 4413 if (old_cursor.lnum != wp->w_cursor.lnum) 4414 coladvance(wp->w_curswant); 4415 wp->w_scbind_pos = wp->w_topline; 4416 } 4417 4418 /* Make sure wp->w_leftcol and wp->w_skipcol are correct. */ 4419 validate_cursor(); 4420 4421 curwin = save_wp; 4422 curbuf = save_wp->w_buffer; 4423 4424 /* 4425 * Don't call updateWindow() when nothing has changed (it will overwrite 4426 * the status line!). 4427 */ 4428 if (old_topline != wp->w_topline 4429 || wp->w_redr_type != 0 4430 #ifdef FEAT_DIFF 4431 || old_topfill != wp->w_topfill 4432 #endif 4433 ) 4434 { 4435 int type = VALID; 4436 4437 #ifdef FEAT_INS_EXPAND 4438 if (pum_visible()) 4439 { 4440 type = NOT_VALID; 4441 wp->w_lines_valid = 0; 4442 } 4443 #endif 4444 /* Don't set must_redraw here, it may cause the popup menu to 4445 * disappear when losing focus after a scrollbar drag. */ 4446 if (wp->w_redr_type < type) 4447 wp->w_redr_type = type; 4448 mch_disable_flush(); 4449 updateWindow(wp); /* update window, status line, and cmdline */ 4450 mch_enable_flush(); 4451 } 4452 4453 #ifdef FEAT_INS_EXPAND 4454 /* May need to redraw the popup menu. */ 4455 if (pum_visible()) 4456 pum_redraw(); 4457 #endif 4458 4459 return (wp == curwin && !EQUAL_POS(curwin->w_cursor, old_cursor)); 4460 } 4461 4462 4463 /* 4464 * Horizontal scrollbar stuff: 4465 */ 4466 4467 /* 4468 * Return length of line "lnum" for horizontal scrolling. 4469 */ 4470 static colnr_T 4471 scroll_line_len(linenr_T lnum) 4472 { 4473 char_u *p; 4474 colnr_T col; 4475 int w; 4476 4477 p = ml_get(lnum); 4478 col = 0; 4479 if (*p != NUL) 4480 for (;;) 4481 { 4482 w = chartabsize(p, col); 4483 MB_PTR_ADV(p); 4484 if (*p == NUL) /* don't count the last character */ 4485 break; 4486 col += w; 4487 } 4488 return col; 4489 } 4490 4491 /* Remember which line is currently the longest, so that we don't have to 4492 * search for it when scrolling horizontally. */ 4493 static linenr_T longest_lnum = 0; 4494 4495 /* 4496 * Find longest visible line number. If this is not possible (or not desired, 4497 * by setting 'h' in "guioptions") then the current line number is returned. 4498 */ 4499 static linenr_T 4500 gui_find_longest_lnum(void) 4501 { 4502 linenr_T ret = 0; 4503 4504 /* Calculate maximum for horizontal scrollbar. Check for reasonable 4505 * line numbers, topline and botline can be invalid when displaying is 4506 * postponed. */ 4507 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4508 && curwin->w_topline <= curwin->w_cursor.lnum 4509 && curwin->w_botline > curwin->w_cursor.lnum 4510 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) 4511 { 4512 linenr_T lnum; 4513 colnr_T n; 4514 long max = 0; 4515 4516 /* Use maximum of all visible lines. Remember the lnum of the 4517 * longest line, closest to the cursor line. Used when scrolling 4518 * below. */ 4519 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) 4520 { 4521 n = scroll_line_len(lnum); 4522 if (n > (colnr_T)max) 4523 { 4524 max = n; 4525 ret = lnum; 4526 } 4527 else if (n == (colnr_T)max 4528 && abs((int)(lnum - curwin->w_cursor.lnum)) 4529 < abs((int)(ret - curwin->w_cursor.lnum))) 4530 ret = lnum; 4531 } 4532 } 4533 else 4534 /* Use cursor line only. */ 4535 ret = curwin->w_cursor.lnum; 4536 4537 return ret; 4538 } 4539 4540 static void 4541 gui_update_horiz_scrollbar(int force) 4542 { 4543 long value, size, max; /* need 32 bit ints here */ 4544 4545 if (!gui.which_scrollbars[SBAR_BOTTOM]) 4546 return; 4547 4548 if (!force && gui.dragged_sb == SBAR_BOTTOM) 4549 return; 4550 4551 if (!force && curwin->w_p_wrap && gui.prev_wrap) 4552 return; 4553 4554 /* 4555 * It is possible for the cursor to be invalid if we're in the middle of 4556 * something (like changing files). If so, don't do anything for now. 4557 */ 4558 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4559 { 4560 gui.bottom_sbar.value = -1; 4561 return; 4562 } 4563 4564 size = curwin->w_width; 4565 if (curwin->w_p_wrap) 4566 { 4567 value = 0; 4568 #ifdef SCROLL_PAST_END 4569 max = 0; 4570 #else 4571 max = curwin->w_width - 1; 4572 #endif 4573 } 4574 else 4575 { 4576 value = curwin->w_leftcol; 4577 4578 longest_lnum = gui_find_longest_lnum(); 4579 max = scroll_line_len(longest_lnum); 4580 4581 if (virtual_active()) 4582 { 4583 /* May move the cursor even further to the right. */ 4584 if (curwin->w_virtcol >= (colnr_T)max) 4585 max = curwin->w_virtcol; 4586 } 4587 4588 #ifndef SCROLL_PAST_END 4589 max += curwin->w_width - 1; 4590 #endif 4591 /* The line number isn't scrolled, thus there is less space when 4592 * 'number' or 'relativenumber' is set (also for 'foldcolumn'). */ 4593 size -= curwin_col_off(); 4594 #ifndef SCROLL_PAST_END 4595 max -= curwin_col_off(); 4596 #endif 4597 } 4598 4599 #ifndef SCROLL_PAST_END 4600 if (value > max - size + 1) 4601 value = max - size + 1; /* limit the value to allowable range */ 4602 #endif 4603 4604 #ifdef FEAT_RIGHTLEFT 4605 if (curwin->w_p_rl) 4606 { 4607 value = max + 1 - size - value; 4608 if (value < 0) 4609 { 4610 size += value; 4611 value = 0; 4612 } 4613 } 4614 #endif 4615 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size 4616 && max == gui.bottom_sbar.max) 4617 return; 4618 4619 gui.bottom_sbar.value = value; 4620 gui.bottom_sbar.size = size; 4621 gui.bottom_sbar.max = max; 4622 gui.prev_wrap = curwin->w_p_wrap; 4623 4624 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); 4625 } 4626 4627 /* 4628 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. 4629 */ 4630 int 4631 gui_do_horiz_scroll(long_u leftcol, int compute_longest_lnum) 4632 { 4633 /* no wrapping, no scrolling */ 4634 if (curwin->w_p_wrap) 4635 return FALSE; 4636 4637 if (curwin->w_leftcol == (colnr_T)leftcol) 4638 return FALSE; 4639 4640 curwin->w_leftcol = (colnr_T)leftcol; 4641 4642 /* When the line of the cursor is too short, move the cursor to the 4643 * longest visible line. */ 4644 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4645 && !virtual_active() 4646 && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum)) 4647 { 4648 if (compute_longest_lnum) 4649 { 4650 curwin->w_cursor.lnum = gui_find_longest_lnum(); 4651 curwin->w_cursor.col = 0; 4652 } 4653 /* Do a sanity check on "longest_lnum", just in case. */ 4654 else if (longest_lnum >= curwin->w_topline 4655 && longest_lnum < curwin->w_botline) 4656 { 4657 curwin->w_cursor.lnum = longest_lnum; 4658 curwin->w_cursor.col = 0; 4659 } 4660 } 4661 4662 return leftcol_changed(); 4663 } 4664 4665 /* 4666 * Check that none of the colors are the same as the background color 4667 */ 4668 void 4669 gui_check_colors(void) 4670 { 4671 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4672 { 4673 gui_set_bg_color((char_u *)"White"); 4674 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4675 gui_set_fg_color((char_u *)"Black"); 4676 } 4677 } 4678 4679 static void 4680 gui_set_fg_color(char_u *name) 4681 { 4682 gui.norm_pixel = gui_get_color(name); 4683 hl_set_fg_color_name(vim_strsave(name)); 4684 } 4685 4686 static void 4687 gui_set_bg_color(char_u *name) 4688 { 4689 gui.back_pixel = gui_get_color(name); 4690 hl_set_bg_color_name(vim_strsave(name)); 4691 } 4692 4693 /* 4694 * Allocate a color by name. 4695 * Returns INVALCOLOR and gives an error message when failed. 4696 */ 4697 guicolor_T 4698 gui_get_color(char_u *name) 4699 { 4700 guicolor_T t; 4701 4702 if (*name == NUL) 4703 return INVALCOLOR; 4704 t = gui_mch_get_color(name); 4705 4706 if (t == INVALCOLOR 4707 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 4708 && gui.in_use 4709 #endif 4710 ) 4711 semsg(_("E254: Cannot allocate color %s"), name); 4712 return t; 4713 } 4714 4715 /* 4716 * Return the grey value of a color (range 0-255). 4717 */ 4718 int 4719 gui_get_lightness(guicolor_T pixel) 4720 { 4721 long_u rgb = (long_u)gui_mch_get_rgb(pixel); 4722 4723 return (int)( (((rgb >> 16) & 0xff) * 299) 4724 + (((rgb >> 8) & 0xff) * 587) 4725 + ((rgb & 0xff) * 114)) / 1000; 4726 } 4727 4728 #if defined(FEAT_GUI_X11) || defined(PROTO) 4729 void 4730 gui_new_scrollbar_colors(void) 4731 { 4732 win_T *wp; 4733 4734 /* Nothing to do if GUI hasn't started yet. */ 4735 if (!gui.in_use) 4736 return; 4737 4738 FOR_ALL_WINDOWS(wp) 4739 { 4740 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); 4741 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); 4742 } 4743 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); 4744 } 4745 #endif 4746 4747 /* 4748 * Call this when focus has changed. 4749 */ 4750 void 4751 gui_focus_change(int in_focus) 4752 { 4753 /* 4754 * Skip this code to avoid drawing the cursor when debugging and switching 4755 * between the debugger window and gvim. 4756 */ 4757 #if 1 4758 gui.in_focus = in_focus; 4759 out_flush_cursor(TRUE, FALSE); 4760 4761 # ifdef FEAT_XIM 4762 xim_set_focus(in_focus); 4763 # endif 4764 4765 /* Put events in the input queue only when allowed. 4766 * ui_focus_change() isn't called directly, because it invokes 4767 * autocommands and that must not happen asynchronously. */ 4768 if (!hold_gui_events) 4769 { 4770 char_u bytes[3]; 4771 4772 bytes[0] = CSI; 4773 bytes[1] = KS_EXTRA; 4774 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST; 4775 add_to_input_buf(bytes, 3); 4776 } 4777 #endif 4778 } 4779 4780 /* 4781 * Called when the mouse moved (but not when dragging). 4782 */ 4783 void 4784 gui_mouse_moved(int x, int y) 4785 { 4786 win_T *wp; 4787 char_u st[8]; 4788 4789 /* Ignore this while still starting up. */ 4790 if (!gui.in_use || gui.starting) 4791 return; 4792 4793 #ifdef FEAT_MOUSESHAPE 4794 /* Get window pointer, and update mouse shape as well. */ 4795 wp = xy2win(x, y); 4796 #endif 4797 4798 /* Only handle this when 'mousefocus' set and ... */ 4799 if (p_mousef 4800 && !hold_gui_events /* not holding events */ 4801 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */ 4802 && State != HITRETURN /* but not hit-return prompt */ 4803 && msg_scrolled == 0 /* no scrolled message */ 4804 && !need_mouse_correct /* not moving the pointer */ 4805 && gui.in_focus) /* gvim in focus */ 4806 { 4807 /* Don't move the mouse when it's left or right of the Vim window */ 4808 if (x < 0 || x > Columns * gui.char_width) 4809 return; 4810 #ifndef FEAT_MOUSESHAPE 4811 wp = xy2win(x, y); 4812 #endif 4813 if (wp == curwin || wp == NULL) 4814 return; /* still in the same old window, or none at all */ 4815 4816 /* Ignore position in the tab pages line. */ 4817 if (Y_2_ROW(y) < tabline_height()) 4818 return; 4819 4820 /* 4821 * format a mouse click on status line input 4822 * ala gui_send_mouse_event(0, x, y, 0, 0); 4823 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will 4824 * generate a K_LEFTMOUSE_NM key code. 4825 */ 4826 if (finish_op) 4827 { 4828 /* abort the current operator first */ 4829 st[0] = ESC; 4830 add_to_input_buf(st, 1); 4831 } 4832 st[0] = CSI; 4833 st[1] = KS_MOUSE; 4834 st[2] = KE_FILLER; 4835 st[3] = (char_u)MOUSE_LEFT; 4836 fill_mouse_coord(st + 4, 4837 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, 4838 wp->w_height + W_WINROW(wp)); 4839 4840 add_to_input_buf(st, 8); 4841 st[3] = (char_u)MOUSE_RELEASE; 4842 add_to_input_buf(st, 8); 4843 #ifdef FEAT_GUI_GTK 4844 /* Need to wake up the main loop */ 4845 if (gtk_main_level() > 0) 4846 gtk_main_quit(); 4847 #endif 4848 } 4849 } 4850 4851 /* 4852 * Called when mouse should be moved to window with focus. 4853 */ 4854 void 4855 gui_mouse_correct(void) 4856 { 4857 int x, y; 4858 win_T *wp = NULL; 4859 4860 need_mouse_correct = FALSE; 4861 4862 if (!(gui.in_use && p_mousef)) 4863 return; 4864 4865 gui_mch_getmouse(&x, &y); 4866 /* Don't move the mouse when it's left or right of the Vim window */ 4867 if (x < 0 || x > Columns * gui.char_width) 4868 return; 4869 if (y >= 0 && Y_2_ROW(y) >= tabline_height()) 4870 wp = xy2win(x, y); 4871 if (wp != curwin && wp != NULL) /* If in other than current window */ 4872 { 4873 validate_cline_row(); 4874 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, 4875 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height 4876 + (gui.char_height) / 2); 4877 } 4878 } 4879 4880 /* 4881 * Find window where the mouse pointer "x" / "y" coordinate is in. 4882 */ 4883 static win_T * 4884 xy2win(int x UNUSED, int y UNUSED) 4885 { 4886 int row; 4887 int col; 4888 win_T *wp; 4889 4890 row = Y_2_ROW(y); 4891 col = X_2_COL(x); 4892 if (row < 0 || col < 0) /* before first window */ 4893 return NULL; 4894 wp = mouse_find_win(&row, &col); 4895 if (wp == NULL) 4896 return NULL; 4897 #ifdef FEAT_MOUSESHAPE 4898 if (State == HITRETURN || State == ASKMORE) 4899 { 4900 if (Y_2_ROW(y) >= msg_row) 4901 update_mouseshape(SHAPE_IDX_MOREL); 4902 else 4903 update_mouseshape(SHAPE_IDX_MORE); 4904 } 4905 else if (row > wp->w_height) /* below status line */ 4906 update_mouseshape(SHAPE_IDX_CLINE); 4907 else if (!(State & CMDLINE) && wp->w_vsep_width > 0 && col == wp->w_width 4908 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) 4909 update_mouseshape(SHAPE_IDX_VSEP); 4910 else if (!(State & CMDLINE) && wp->w_status_height > 0 4911 && row == wp->w_height && msg_scrolled == 0) 4912 update_mouseshape(SHAPE_IDX_STATUS); 4913 else 4914 update_mouseshape(-2); 4915 #endif 4916 return wp; 4917 } 4918 4919 /* 4920 * ":gui" and ":gvim": Change from the terminal version to the GUI version. 4921 * File names may be given to redefine the args list. 4922 */ 4923 void 4924 ex_gui(exarg_T *eap) 4925 { 4926 char_u *arg = eap->arg; 4927 4928 /* 4929 * Check for "-f" argument: foreground, don't fork. 4930 * Also don't fork when started with "gvim -f". 4931 * Do fork when using "gui -b". 4932 */ 4933 if (arg[0] == '-' 4934 && (arg[1] == 'f' || arg[1] == 'b') 4935 && (arg[2] == NUL || VIM_ISWHITE(arg[2]))) 4936 { 4937 gui.dofork = (arg[1] == 'b'); 4938 eap->arg = skipwhite(eap->arg + 2); 4939 } 4940 if (!gui.in_use) 4941 { 4942 /* Clear the command. Needed for when forking+exiting, to avoid part 4943 * of the argument ending up after the shell prompt. */ 4944 msg_clr_eos_force(); 4945 gui_start(); 4946 #ifdef FEAT_JOB_CHANNEL 4947 channel_gui_register_all(); 4948 #endif 4949 } 4950 if (!ends_excmd(*eap->arg)) 4951 ex_next(eap); 4952 } 4953 4954 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32) \ 4955 || defined(FEAT_GUI_PHOTON)) && defined(FEAT_TOOLBAR)) || defined(PROTO) 4956 /* 4957 * This is shared between Athena, Motif and GTK. 4958 */ 4959 4960 /* 4961 * Callback function for do_in_runtimepath(). 4962 */ 4963 static void 4964 gfp_setname(char_u *fname, void *cookie) 4965 { 4966 char_u *gfp_buffer = cookie; 4967 4968 if (STRLEN(fname) >= MAXPATHL) 4969 *gfp_buffer = NUL; 4970 else 4971 STRCPY(gfp_buffer, fname); 4972 } 4973 4974 /* 4975 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. 4976 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. 4977 */ 4978 int 4979 gui_find_bitmap(char_u *name, char_u *buffer, char *ext) 4980 { 4981 if (STRLEN(name) > MAXPATHL - 14) 4982 return FAIL; 4983 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); 4984 if (do_in_runtimepath(buffer, 0, gfp_setname, buffer) == FAIL 4985 || *buffer == NUL) 4986 return FAIL; 4987 return OK; 4988 } 4989 4990 # if !defined(FEAT_GUI_GTK) || defined(PROTO) 4991 /* 4992 * Given the name of the "icon=" argument, try finding the bitmap file for the 4993 * icon. If it is an absolute path name, use it as it is. Otherwise append 4994 * "ext" and search for it in 'runtimepath'. 4995 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" 4996 * contains "name". 4997 */ 4998 void 4999 gui_find_iconfile(char_u *name, char_u *buffer, char *ext) 5000 { 5001 char_u buf[MAXPATHL + 1]; 5002 5003 expand_env(name, buffer, MAXPATHL); 5004 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) 5005 STRCPY(buffer, buf); 5006 } 5007 # endif 5008 #endif 5009 5010 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) 5011 void 5012 display_errors(void) 5013 { 5014 char_u *p; 5015 5016 if (isatty(2)) 5017 fflush(stderr); 5018 else if (error_ga.ga_data != NULL) 5019 { 5020 /* avoid putting up a message box with blanks only */ 5021 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) 5022 if (!isspace(*p)) 5023 { 5024 /* Truncate a very long message, it will go off-screen. */ 5025 if (STRLEN(p) > 2000) 5026 STRCPY(p + 2000 - 14, "...(truncated)"); 5027 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), 5028 p, (char_u *)_("&Ok"), 1, NULL, FALSE); 5029 break; 5030 } 5031 ga_clear(&error_ga); 5032 } 5033 } 5034 #endif 5035 5036 #if defined(NO_CONSOLE_INPUT) || defined(PROTO) 5037 /* 5038 * Return TRUE if still starting up and there is no place to enter text. 5039 * For GTK and X11 we check if stderr is not a tty, which means we were 5040 * (probably) started from the desktop. Also check stdin, "vim >& file" does 5041 * allow typing on stdin. 5042 */ 5043 int 5044 no_console_input(void) 5045 { 5046 return ((!gui.in_use || gui.starting) 5047 # ifndef NO_CONSOLE 5048 && !isatty(0) && !isatty(2) 5049 # endif 5050 ); 5051 } 5052 #endif 5053 5054 #if defined(FIND_REPLACE_DIALOG) \ 5055 || defined(NEED_GUI_UPDATE_SCREEN) \ 5056 || defined(PROTO) 5057 /* 5058 * Update the current window and the screen. 5059 */ 5060 void 5061 gui_update_screen(void) 5062 { 5063 # ifdef FEAT_CONCEAL 5064 linenr_T conceal_old_cursor_line = 0; 5065 linenr_T conceal_new_cursor_line = 0; 5066 int conceal_update_lines = FALSE; 5067 # endif 5068 5069 update_topline(); 5070 validate_cursor(); 5071 5072 /* Trigger CursorMoved if the cursor moved. */ 5073 if (!finish_op && (has_cursormoved() 5074 # ifdef FEAT_CONCEAL 5075 || curwin->w_p_cole > 0 5076 # endif 5077 ) && !EQUAL_POS(last_cursormoved, curwin->w_cursor)) 5078 { 5079 if (has_cursormoved()) 5080 apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); 5081 # ifdef FEAT_CONCEAL 5082 if (curwin->w_p_cole > 0) 5083 { 5084 conceal_old_cursor_line = last_cursormoved.lnum; 5085 conceal_new_cursor_line = curwin->w_cursor.lnum; 5086 conceal_update_lines = TRUE; 5087 } 5088 # endif 5089 last_cursormoved = curwin->w_cursor; 5090 } 5091 5092 # ifdef FEAT_CONCEAL 5093 if (conceal_update_lines 5094 && (conceal_old_cursor_line != conceal_new_cursor_line 5095 || conceal_cursor_line(curwin) 5096 || need_cursor_line_redraw)) 5097 { 5098 if (conceal_old_cursor_line != conceal_new_cursor_line) 5099 redrawWinline(curwin, conceal_old_cursor_line); 5100 redrawWinline(curwin, conceal_new_cursor_line); 5101 curwin->w_valid &= ~VALID_CROW; 5102 need_cursor_line_redraw = FALSE; 5103 } 5104 # endif 5105 update_screen(0); /* may need to update the screen */ 5106 setcursor(); 5107 out_flush_cursor(TRUE, FALSE); 5108 } 5109 #endif 5110 5111 #if defined(FIND_REPLACE_DIALOG) || defined(PROTO) 5112 /* 5113 * Get the text to use in a find/replace dialog. Uses the last search pattern 5114 * if the argument is empty. 5115 * Returns an allocated string. 5116 */ 5117 char_u * 5118 get_find_dialog_text( 5119 char_u *arg, 5120 int *wwordp, /* return: TRUE if \< \> found */ 5121 int *mcasep) /* return: TRUE if \C found */ 5122 { 5123 char_u *text; 5124 5125 if (*arg == NUL) 5126 text = last_search_pat(); 5127 else 5128 text = arg; 5129 if (text != NULL) 5130 { 5131 text = vim_strsave(text); 5132 if (text != NULL) 5133 { 5134 int len = (int)STRLEN(text); 5135 int i; 5136 5137 /* Remove "\V" */ 5138 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) 5139 { 5140 mch_memmove(text, text + 2, (size_t)(len - 1)); 5141 len -= 2; 5142 } 5143 5144 /* Recognize "\c" and "\C" and remove. */ 5145 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) 5146 { 5147 *mcasep = (text[1] == 'C'); 5148 mch_memmove(text, text + 2, (size_t)(len - 1)); 5149 len -= 2; 5150 } 5151 5152 /* Recognize "\<text\>" and remove. */ 5153 if (len >= 4 5154 && STRNCMP(text, "\\<", 2) == 0 5155 && STRNCMP(text + len - 2, "\\>", 2) == 0) 5156 { 5157 *wwordp = TRUE; 5158 mch_memmove(text, text + 2, (size_t)(len - 4)); 5159 text[len - 4] = NUL; 5160 } 5161 5162 /* Recognize "\/" or "\?" and remove. */ 5163 for (i = 0; i + 1 < len; ++i) 5164 if (text[i] == '\\' && (text[i + 1] == '/' 5165 || text[i + 1] == '?')) 5166 { 5167 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); 5168 --len; 5169 } 5170 } 5171 } 5172 return text; 5173 } 5174 5175 /* 5176 * Handle the press of a button in the find-replace dialog. 5177 * Return TRUE when something was added to the input buffer. 5178 */ 5179 int 5180 gui_do_findrepl( 5181 int flags, /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */ 5182 char_u *find_text, 5183 char_u *repl_text, 5184 int down) /* Search downwards. */ 5185 { 5186 garray_T ga; 5187 int i; 5188 int type = (flags & FRD_TYPE_MASK); 5189 char_u *p; 5190 regmatch_T regmatch; 5191 int save_did_emsg = did_emsg; 5192 static int busy = FALSE; 5193 5194 /* When the screen is being updated we should not change buffers and 5195 * windows structures, it may cause freed memory to be used. Also don't 5196 * do this recursively (pressing "Find" quickly several times. */ 5197 if (updating_screen || busy) 5198 return FALSE; 5199 5200 /* refuse replace when text cannot be changed */ 5201 if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked()) 5202 return FALSE; 5203 5204 busy = TRUE; 5205 5206 ga_init2(&ga, 1, 100); 5207 if (type == FRD_REPLACEALL) 5208 ga_concat(&ga, (char_u *)"%s/"); 5209 5210 ga_concat(&ga, (char_u *)"\\V"); 5211 if (flags & FRD_MATCH_CASE) 5212 ga_concat(&ga, (char_u *)"\\C"); 5213 else 5214 ga_concat(&ga, (char_u *)"\\c"); 5215 if (flags & FRD_WHOLE_WORD) 5216 ga_concat(&ga, (char_u *)"\\<"); 5217 /* escape / and \ */ 5218 p = vim_strsave_escaped(find_text, (char_u *)"/\\"); 5219 if (p != NULL) 5220 ga_concat(&ga, p); 5221 vim_free(p); 5222 if (flags & FRD_WHOLE_WORD) 5223 ga_concat(&ga, (char_u *)"\\>"); 5224 5225 if (type == FRD_REPLACEALL) 5226 { 5227 ga_concat(&ga, (char_u *)"/"); 5228 /* escape / and \ */ 5229 p = vim_strsave_escaped(repl_text, (char_u *)"/\\"); 5230 if (p != NULL) 5231 ga_concat(&ga, p); 5232 vim_free(p); 5233 ga_concat(&ga, (char_u *)"/g"); 5234 } 5235 ga_append(&ga, NUL); 5236 5237 if (type == FRD_REPLACE) 5238 { 5239 /* Do the replacement when the text at the cursor matches. Thus no 5240 * replacement is done if the cursor was moved! */ 5241 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); 5242 regmatch.rm_ic = 0; 5243 if (regmatch.regprog != NULL) 5244 { 5245 p = ml_get_cursor(); 5246 if (vim_regexec_nl(®match, p, (colnr_T)0) 5247 && regmatch.startp[0] == p) 5248 { 5249 /* Clear the command line to remove any old "No match" 5250 * error. */ 5251 msg_end_prompt(); 5252 5253 if (u_save_cursor() == OK) 5254 { 5255 /* A button was pressed thus undo should be synced. */ 5256 u_sync(FALSE); 5257 5258 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), 5259 FALSE, FALSE); 5260 ins_str(repl_text); 5261 } 5262 } 5263 else 5264 msg(_("No match at cursor, finding next")); 5265 vim_regfree(regmatch.regprog); 5266 } 5267 } 5268 5269 if (type == FRD_REPLACEALL) 5270 { 5271 /* A button was pressed, thus undo should be synced. */ 5272 u_sync(FALSE); 5273 do_cmdline_cmd(ga.ga_data); 5274 } 5275 else 5276 { 5277 int searchflags = SEARCH_MSG + SEARCH_MARK; 5278 5279 /* Search for the next match. 5280 * Don't skip text under cursor for single replace. */ 5281 if (type == FRD_REPLACE) 5282 searchflags += SEARCH_START; 5283 i = msg_scroll; 5284 if (down) 5285 { 5286 (void)do_search(NULL, '/', ga.ga_data, 1L, searchflags, NULL, NULL); 5287 } 5288 else 5289 { 5290 /* We need to escape '?' if and only if we are searching in the up 5291 * direction */ 5292 p = vim_strsave_escaped(ga.ga_data, (char_u *)"?"); 5293 if (p != NULL) 5294 (void)do_search(NULL, '?', p, 1L, searchflags, NULL, NULL); 5295 vim_free(p); 5296 } 5297 5298 msg_scroll = i; /* don't let an error message set msg_scroll */ 5299 } 5300 5301 /* Don't want to pass did_emsg to other code, it may cause disabling 5302 * syntax HL if we were busy redrawing. */ 5303 did_emsg = save_did_emsg; 5304 5305 if (State & (NORMAL | INSERT)) 5306 { 5307 gui_update_screen(); /* update the screen */ 5308 msg_didout = 0; /* overwrite any message */ 5309 need_wait_return = FALSE; /* don't wait for return */ 5310 } 5311 5312 vim_free(ga.ga_data); 5313 busy = FALSE; 5314 return (ga.ga_len > 0); 5315 } 5316 5317 #endif 5318 5319 #if defined(HAVE_DROP_FILE) || defined(PROTO) 5320 /* 5321 * Jump to the window at specified point (x, y). 5322 */ 5323 static void 5324 gui_wingoto_xy(int x, int y) 5325 { 5326 int row = Y_2_ROW(y); 5327 int col = X_2_COL(x); 5328 win_T *wp; 5329 5330 if (row >= 0 && col >= 0) 5331 { 5332 wp = mouse_find_win(&row, &col); 5333 if (wp != NULL && wp != curwin) 5334 win_goto(wp); 5335 } 5336 } 5337 5338 /* 5339 * Function passed to handle_drop() for the actions to be done after the 5340 * argument list has been updated. 5341 */ 5342 static void 5343 drop_callback(void *cookie) 5344 { 5345 char_u *p = cookie; 5346 5347 /* If Shift held down, change to first file's directory. If the first 5348 * item is a directory, change to that directory (and let the explorer 5349 * plugin show the contents). */ 5350 if (p != NULL) 5351 { 5352 if (mch_isdir(p)) 5353 { 5354 if (mch_chdir((char *)p) == 0) 5355 shorten_fnames(TRUE); 5356 } 5357 else if (vim_chdirfile(p, "drop") == OK) 5358 shorten_fnames(TRUE); 5359 vim_free(p); 5360 } 5361 5362 /* Update the screen display */ 5363 update_screen(NOT_VALID); 5364 # ifdef FEAT_MENU 5365 gui_update_menus(0); 5366 # endif 5367 #ifdef FEAT_TITLE 5368 maketitle(); 5369 #endif 5370 setcursor(); 5371 out_flush_cursor(FALSE, FALSE); 5372 } 5373 5374 /* 5375 * Process file drop. Mouse cursor position, key modifiers, name of files 5376 * and count of files are given. Argument "fnames[count]" has full pathnames 5377 * of dropped files, they will be freed in this function, and caller can't use 5378 * fnames after call this function. 5379 */ 5380 void 5381 gui_handle_drop( 5382 int x UNUSED, 5383 int y UNUSED, 5384 int_u modifiers, 5385 char_u **fnames, 5386 int count) 5387 { 5388 int i; 5389 char_u *p; 5390 static int entered = FALSE; 5391 5392 /* 5393 * This function is called by event handlers. Just in case we get a 5394 * second event before the first one is handled, ignore the second one. 5395 * Not sure if this can ever happen, just in case. 5396 */ 5397 if (entered) 5398 return; 5399 entered = TRUE; 5400 5401 /* 5402 * When the cursor is at the command line, add the file names to the 5403 * command line, don't edit the files. 5404 */ 5405 if (State & CMDLINE) 5406 { 5407 shorten_filenames(fnames, count); 5408 for (i = 0; i < count; ++i) 5409 { 5410 if (fnames[i] != NULL) 5411 { 5412 if (i > 0) 5413 add_to_input_buf((char_u*)" ", 1); 5414 5415 /* We don't know what command is used thus we can't be sure 5416 * about which characters need to be escaped. Only escape the 5417 * most common ones. */ 5418 # ifdef BACKSLASH_IN_FILENAME 5419 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); 5420 # else 5421 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); 5422 # endif 5423 if (p != NULL) 5424 add_to_input_buf_csi(p, (int)STRLEN(p)); 5425 vim_free(p); 5426 vim_free(fnames[i]); 5427 } 5428 } 5429 vim_free(fnames); 5430 } 5431 else 5432 { 5433 /* Go to the window under mouse cursor, then shorten given "fnames" by 5434 * current window, because a window can have local current dir. */ 5435 gui_wingoto_xy(x, y); 5436 shorten_filenames(fnames, count); 5437 5438 /* If Shift held down, remember the first item. */ 5439 if ((modifiers & MOUSE_SHIFT) != 0) 5440 p = vim_strsave(fnames[0]); 5441 else 5442 p = NULL; 5443 5444 /* Handle the drop, :edit or :split to get to the file. This also 5445 * frees fnames[]. Skip this if there is only one item, it's a 5446 * directory and Shift is held down. */ 5447 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 5448 && mch_isdir(fnames[0])) 5449 { 5450 vim_free(fnames[0]); 5451 vim_free(fnames); 5452 } 5453 else 5454 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0, 5455 drop_callback, (void *)p); 5456 } 5457 5458 entered = FALSE; 5459 } 5460 #endif 5461