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_reset_scroll_region(void); 21 static void gui_outstr(char_u *, int); 22 static int gui_screenchar(int off, int flags, guicolor_T fg, guicolor_T bg, int back); 23 static int gui_outstr_nowrap(char_u *s, int len, int flags, guicolor_T fg, guicolor_T bg, int back); 24 static void gui_delete_lines(int row, int count); 25 static void gui_insert_lines(int row, int count); 26 static int gui_xy2colrow(int x, int y, int *colp); 27 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 28 static int gui_has_tabline(void); 29 #endif 30 static void gui_do_scrollbar(win_T *wp, int which, int enable); 31 static void gui_update_horiz_scrollbar(int); 32 static void gui_set_fg_color(char_u *name); 33 static void gui_set_bg_color(char_u *name); 34 static win_T *xy2win(int x, int y, mouse_find_T popup); 35 36 #ifdef GUI_MAY_FORK 37 static void gui_do_fork(void); 38 39 static int gui_read_child_pipe(int fd); 40 41 // Return values for gui_read_child_pipe 42 enum { 43 GUI_CHILD_IO_ERROR, 44 GUI_CHILD_OK, 45 GUI_CHILD_FAILED 46 }; 47 #endif 48 49 static void gui_attempt_start(void); 50 51 static int can_update_cursor = TRUE; // can display the cursor 52 static int disable_flush = 0; // If > 0, gui_mch_flush() is disabled. 53 54 /* 55 * The Athena scrollbars can move the thumb to after the end of the scrollbar, 56 * this makes the thumb indicate the part of the text that is shown. Motif 57 * can't do this. 58 */ 59 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC) 60 # define SCROLL_PAST_END 61 #endif 62 63 /* 64 * gui_start -- Called when user wants to start the GUI. 65 * 66 * Careful: This function can be called recursively when there is a ":gui" 67 * command in the .gvimrc file. Only the first call should fork, not the 68 * recursive call. 69 */ 70 void 71 gui_start(char_u *arg UNUSED) 72 { 73 char_u *old_term; 74 static int recursive = 0; 75 #if defined(GUI_MAY_SPAWN) && defined(EXPERIMENTAL_GUI_CMD) 76 char *msg = NULL; 77 #endif 78 79 old_term = vim_strsave(T_NAME); 80 81 settmode(TMODE_COOK); // stop RAW mode 82 if (full_screen) 83 cursor_on(); // needed for ":gui" in .vimrc 84 full_screen = FALSE; 85 86 ++recursive; 87 88 #ifdef GUI_MAY_FORK 89 /* 90 * Quit the current process and continue in the child. 91 * Makes "gvim file" disconnect from the shell it was started in. 92 * Don't do this when Vim was started with "-f" or the 'f' flag is present 93 * in 'guioptions'. 94 * Don't do this when there is a running job, we can only get the status 95 * of a child from the parent. 96 */ 97 if (gui.dofork && !vim_strchr(p_go, GO_FORG) && recursive <= 1 98 # ifdef FEAT_JOB_CHANNEL 99 && !job_any_running() 100 # endif 101 ) 102 { 103 gui_do_fork(); 104 } 105 else 106 #endif 107 #ifdef GUI_MAY_SPAWN 108 if (gui.dospawn 109 # ifdef EXPERIMENTAL_GUI_CMD 110 && gui.dofork 111 # endif 112 && !vim_strchr(p_go, GO_FORG) 113 && !anyBufIsChanged() 114 # ifdef FEAT_JOB_CHANNEL 115 && !job_any_running() 116 # endif 117 ) 118 { 119 # ifdef EXPERIMENTAL_GUI_CMD 120 msg = 121 # endif 122 gui_mch_do_spawn(arg); 123 } 124 else 125 #endif 126 { 127 #ifdef FEAT_GUI_GTK 128 // If there is 'f' in 'guioptions' and specify -g argument, 129 // gui_mch_init_check() was not called yet. 130 if (gui_mch_init_check() != OK) 131 getout_preserve_modified(1); 132 #endif 133 gui_attempt_start(); 134 } 135 136 if (!gui.in_use) // failed to start GUI 137 { 138 // Back to old term settings 139 // 140 // FIXME: If we got here because a child process failed and flagged to 141 // the parent to resume, and X11 is enabled with FEAT_TITLE, this will 142 // hit an X11 I/O error and do a longjmp(), leaving recursive 143 // permanently set to 1. This is probably not as big a problem as it 144 // sounds, because gui_mch_init() in both gui_x11.c and gui_gtk_x11.c 145 // return "OK" unconditionally, so it would be very difficult to 146 // actually hit this case. 147 termcapinit(old_term); 148 settmode(TMODE_RAW); // restart RAW mode 149 #ifdef FEAT_TITLE 150 set_title_defaults(); // set 'title' and 'icon' again 151 #endif 152 #if defined(GUI_MAY_SPAWN) && defined(EXPERIMENTAL_GUI_CMD) 153 if (msg) 154 emsg(msg); 155 #endif 156 } 157 158 vim_free(old_term); 159 160 // If the GUI started successfully, trigger the GUIEnter event, otherwise 161 // the GUIFailed event. 162 gui_mch_update(); 163 apply_autocmds(gui.in_use ? EVENT_GUIENTER : EVENT_GUIFAILED, 164 NULL, NULL, FALSE, curbuf); 165 --recursive; 166 } 167 168 /* 169 * Set_termname() will call gui_init() to start the GUI. 170 * Set the "starting" flag, to indicate that the GUI will start. 171 * 172 * We don't want to open the GUI shell until after we've read .gvimrc, 173 * otherwise we don't know what font we will use, and hence we don't know 174 * what size the shell should be. So if there are errors in the .gvimrc 175 * file, they will have to go to the terminal: Set full_screen to FALSE. 176 * full_screen will be set to TRUE again by a successful termcapinit(). 177 */ 178 static void 179 gui_attempt_start(void) 180 { 181 static int recursive = 0; 182 183 ++recursive; 184 gui.starting = TRUE; 185 186 #ifdef FEAT_GUI_GTK 187 gui.event_time = GDK_CURRENT_TIME; 188 #endif 189 190 termcapinit((char_u *)"builtin_gui"); 191 gui.starting = recursive - 1; 192 193 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) 194 if (gui.in_use) 195 { 196 # ifdef FEAT_EVAL 197 Window x11_window; 198 Display *x11_display; 199 200 if (gui_get_x11_windis(&x11_window, &x11_display) == OK) 201 set_vim_var_nr(VV_WINDOWID, (long)x11_window); 202 # endif 203 204 // Display error messages in a dialog now. 205 display_errors(); 206 } 207 #endif 208 --recursive; 209 } 210 211 #ifdef GUI_MAY_FORK 212 213 // for waitpid() 214 # if defined(HAVE_SYS_WAIT_H) || defined(HAVE_UNION_WAIT) 215 # include <sys/wait.h> 216 # endif 217 218 /* 219 * Create a new process, by forking. In the child, start the GUI, and in 220 * the parent, exit. 221 * 222 * If something goes wrong, this will return with gui.in_use still set 223 * to FALSE, in which case the caller should continue execution without 224 * the GUI. 225 * 226 * If the child fails to start the GUI, then the child will exit and the 227 * parent will return. If the child succeeds, then the parent will exit 228 * and the child will return. 229 */ 230 static void 231 gui_do_fork(void) 232 { 233 int pipefd[2]; // pipe between parent and child 234 int pipe_error; 235 int status; 236 int exit_status; 237 pid_t pid = -1; 238 239 // Setup a pipe between the child and the parent, so that the parent 240 // knows when the child has done the setsid() call and is allowed to 241 // exit. 242 pipe_error = (pipe(pipefd) < 0); 243 pid = fork(); 244 if (pid < 0) // Fork error 245 { 246 emsg(_("E851: Failed to create a new process for the GUI")); 247 return; 248 } 249 else if (pid > 0) // Parent 250 { 251 // Give the child some time to do the setsid(), otherwise the 252 // exit() may kill the child too (when starting gvim from inside a 253 // gvim). 254 if (!pipe_error) 255 { 256 // The read returns when the child closes the pipe (or when 257 // the child dies for some reason). 258 close(pipefd[1]); 259 status = gui_read_child_pipe(pipefd[0]); 260 if (status == GUI_CHILD_FAILED) 261 { 262 // The child failed to start the GUI, so the caller must 263 // continue. There may be more error information written 264 // to stderr by the child. 265 # ifdef __NeXT__ 266 wait4(pid, &exit_status, 0, (struct rusage *)0); 267 # else 268 waitpid(pid, &exit_status, 0); 269 # endif 270 emsg(_("E852: The child process failed to start the GUI")); 271 return; 272 } 273 else if (status == GUI_CHILD_IO_ERROR) 274 { 275 pipe_error = TRUE; 276 } 277 // else GUI_CHILD_OK: parent exit 278 } 279 280 if (pipe_error) 281 ui_delay(301L, TRUE); 282 283 // When swapping screens we may need to go to the next line, e.g., 284 // after a hit-enter prompt and using ":gui". 285 if (newline_on_exit) 286 mch_errmsg("\r\n"); 287 288 /* 289 * The parent must skip the normal exit() processing, the child 290 * will do it. For example, GTK messes up signals when exiting. 291 */ 292 _exit(0); 293 } 294 // Child 295 296 #ifdef FEAT_GUI_GTK 297 // Call gtk_init_check() here after fork(). See gui_init_check(). 298 if (gui_mch_init_check() != OK) 299 getout_preserve_modified(1); 300 #endif 301 302 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) 303 /* 304 * Change our process group. On some systems/shells a CTRL-C in the 305 * shell where Vim was started would otherwise kill gvim! 306 */ 307 # if defined(HAVE_SETSID) 308 (void)setsid(); 309 # else 310 (void)setpgid(0, 0); 311 # endif 312 # endif 313 if (!pipe_error) 314 close(pipefd[0]); 315 316 # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) 317 // Tell the session manager our new PID 318 gui_mch_forked(); 319 # endif 320 321 // Try to start the GUI 322 gui_attempt_start(); 323 324 // Notify the parent 325 if (!pipe_error) 326 { 327 if (gui.in_use) 328 write_eintr(pipefd[1], "ok", 3); 329 else 330 write_eintr(pipefd[1], "fail", 5); 331 close(pipefd[1]); 332 } 333 334 // If we failed to start the GUI, exit now. 335 if (!gui.in_use) 336 getout_preserve_modified(1); 337 } 338 339 /* 340 * Read from a pipe assumed to be connected to the child process (this 341 * function is called from the parent). 342 * Return GUI_CHILD_OK if the child successfully started the GUI, 343 * GUY_CHILD_FAILED if the child failed, or GUI_CHILD_IO_ERROR if there was 344 * some other error. 345 * 346 * The file descriptor will be closed before the function returns. 347 */ 348 static int 349 gui_read_child_pipe(int fd) 350 { 351 long bytes_read; 352 #define READ_BUFFER_SIZE 10 353 char buffer[READ_BUFFER_SIZE]; 354 355 bytes_read = read_eintr(fd, buffer, READ_BUFFER_SIZE - 1); 356 #undef READ_BUFFER_SIZE 357 close(fd); 358 if (bytes_read < 0) 359 return GUI_CHILD_IO_ERROR; 360 buffer[bytes_read] = NUL; 361 if (strcmp(buffer, "ok") == 0) 362 return GUI_CHILD_OK; 363 return GUI_CHILD_FAILED; 364 } 365 366 #endif // GUI_MAY_FORK 367 368 /* 369 * Call this when vim starts up, whether or not the GUI is started 370 */ 371 void 372 gui_prepare(int *argc, char **argv) 373 { 374 gui.in_use = FALSE; // No GUI yet (maybe later) 375 gui.starting = FALSE; // No GUI yet (maybe later) 376 gui_mch_prepare(argc, argv); 377 } 378 379 /* 380 * Try initializing the GUI and check if it can be started. 381 * Used from main() to check early if "vim -g" can start the GUI. 382 * Used from gui_init() to prepare for starting the GUI. 383 * Returns FAIL or OK. 384 */ 385 int 386 gui_init_check(void) 387 { 388 static int result = MAYBE; 389 390 if (result != MAYBE) 391 { 392 if (result == FAIL) 393 emsg(_("E229: Cannot start the GUI")); 394 return result; 395 } 396 397 gui.shell_created = FALSE; 398 gui.dying = FALSE; 399 gui.in_focus = TRUE; // so the guicursor setting works 400 gui.dragged_sb = SBAR_NONE; 401 gui.dragged_wp = NULL; 402 gui.pointer_hidden = FALSE; 403 gui.col = 0; 404 gui.row = 0; 405 gui.num_cols = Columns; 406 gui.num_rows = Rows; 407 408 gui.cursor_is_valid = FALSE; 409 gui.scroll_region_top = 0; 410 gui.scroll_region_bot = Rows - 1; 411 gui.scroll_region_left = 0; 412 gui.scroll_region_right = Columns - 1; 413 gui.highlight_mask = HL_NORMAL; 414 gui.char_width = 1; 415 gui.char_height = 1; 416 gui.char_ascent = 0; 417 gui.border_width = 0; 418 419 gui.norm_font = NOFONT; 420 #ifndef FEAT_GUI_GTK 421 gui.bold_font = NOFONT; 422 gui.ital_font = NOFONT; 423 gui.boldital_font = NOFONT; 424 # ifdef FEAT_XFONTSET 425 gui.fontset = NOFONTSET; 426 # endif 427 #endif 428 gui.wide_font = NOFONT; 429 #ifndef FEAT_GUI_GTK 430 gui.wide_bold_font = NOFONT; 431 gui.wide_ital_font = NOFONT; 432 gui.wide_boldital_font = NOFONT; 433 #endif 434 435 #ifdef FEAT_MENU 436 # ifndef FEAT_GUI_GTK 437 # ifdef FONTSET_ALWAYS 438 gui.menu_fontset = NOFONTSET; 439 # else 440 gui.menu_font = NOFONT; 441 # endif 442 # endif 443 gui.menu_is_active = TRUE; // default: include menu 444 # ifndef FEAT_GUI_GTK 445 gui.menu_height = MENU_DEFAULT_HEIGHT; 446 gui.menu_width = 0; 447 # endif 448 #endif 449 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 450 gui.toolbar_height = 0; 451 #endif 452 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) 453 gui.footer_height = 0; 454 #endif 455 #ifdef FEAT_BEVAL_TIP 456 gui.tooltip_fontset = NOFONTSET; 457 #endif 458 459 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; 460 gui.prev_wrap = -1; 461 462 #if defined(ALWAYS_USE_GUI) || defined(VIMDLL) 463 result = OK; 464 #else 465 # ifdef FEAT_GUI_GTK 466 /* 467 * Note: Don't call gtk_init_check() before fork, it will be called after 468 * the fork. When calling it before fork, it make vim hang for a while. 469 * See gui_do_fork(). 470 * Use a simpler check if the GUI window can probably be opened. 471 */ 472 result = gui.dofork ? gui_mch_early_init_check(TRUE) : gui_mch_init_check(); 473 # else 474 result = gui_mch_init_check(); 475 # endif 476 #endif 477 return result; 478 } 479 480 /* 481 * This is the call which starts the GUI. 482 */ 483 void 484 gui_init(void) 485 { 486 win_T *wp; 487 static int recursive = 0; 488 489 /* 490 * It's possible to use ":gui" in a .gvimrc file. The first halve of this 491 * function will then be executed at the first call, the rest by the 492 * recursive call. This allow the shell to be opened halfway reading a 493 * gvimrc file. 494 */ 495 if (!recursive) 496 { 497 ++recursive; 498 499 clip_init(TRUE); 500 501 // If can't initialize, don't try doing the rest 502 if (gui_init_check() == FAIL) 503 { 504 --recursive; 505 clip_init(FALSE); 506 return; 507 } 508 509 /* 510 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It 511 * breaks the Paste toolbar button. 512 */ 513 set_option_value((char_u *)"paste", 0L, NULL, 0); 514 515 /* 516 * Set up system-wide default menus. 517 */ 518 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) 519 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) 520 { 521 sys_menu = TRUE; 522 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE, NULL); 523 sys_menu = FALSE; 524 } 525 #endif 526 527 /* 528 * Switch on the mouse by default, unless the user changed it already. 529 * This can then be changed in the .gvimrc. 530 */ 531 if (!option_was_set((char_u *)"mouse")) 532 set_string_option_direct((char_u *)"mouse", -1, 533 (char_u *)"a", OPT_FREE, SID_NONE); 534 535 /* 536 * If -U option given, use only the initializations from that file and 537 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". 538 */ 539 if (use_gvimrc != NULL) 540 { 541 if (STRCMP(use_gvimrc, "NONE") != 0 542 && STRCMP(use_gvimrc, "NORC") != 0 543 && do_source(use_gvimrc, FALSE, DOSO_NONE, NULL) != OK) 544 semsg(_("E230: Cannot read from \"%s\""), use_gvimrc, NULL); 545 } 546 else 547 { 548 /* 549 * Get system wide defaults for gvim, only when file name defined. 550 */ 551 #ifdef SYS_GVIMRC_FILE 552 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE, NULL); 553 #endif 554 555 /* 556 * Try to read GUI initialization commands from the following 557 * places: 558 * - environment variable GVIMINIT 559 * - the user gvimrc file (~/.gvimrc) 560 * - the second user gvimrc file ($VIM/.gvimrc for Dos) 561 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) 562 * The first that exists is used, the rest is ignored. 563 */ 564 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL 565 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, 566 DOSO_GVIMRC, NULL) == FAIL 567 #ifdef USR_GVIMRC_FILE2 568 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, 569 DOSO_GVIMRC, NULL) == FAIL 570 #endif 571 #ifdef USR_GVIMRC_FILE3 572 && do_source((char_u *)USR_GVIMRC_FILE3, TRUE, 573 DOSO_GVIMRC, NULL) == FAIL 574 #endif 575 ) 576 { 577 #ifdef USR_GVIMRC_FILE4 578 (void)do_source((char_u *)USR_GVIMRC_FILE4, TRUE, 579 DOSO_GVIMRC, NULL); 580 #endif 581 } 582 583 /* 584 * Read initialization commands from ".gvimrc" in current 585 * directory. This is only done if the 'exrc' option is set. 586 * Because of security reasons we disallow shell and write 587 * commands now, except for unix if the file is owned by the user 588 * or 'secure' option has been reset in environment of global 589 * ".gvimrc". 590 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, 591 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. 592 */ 593 if (p_exrc) 594 { 595 #ifdef UNIX 596 { 597 stat_T s; 598 599 // if ".gvimrc" file is not owned by user, set 'secure' 600 // mode 601 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) 602 secure = p_secure; 603 } 604 #else 605 secure = p_secure; 606 #endif 607 608 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, 609 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 610 #ifdef SYS_GVIMRC_FILE 611 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, 612 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 613 #endif 614 #ifdef USR_GVIMRC_FILE2 615 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, 616 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 617 #endif 618 #ifdef USR_GVIMRC_FILE3 619 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, 620 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 621 #endif 622 #ifdef USR_GVIMRC_FILE4 623 && fullpathcmp((char_u *)USR_GVIMRC_FILE4, 624 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 625 #endif 626 ) 627 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC, NULL); 628 629 if (secure == 2) 630 need_wait_return = TRUE; 631 secure = 0; 632 } 633 } 634 635 if (need_wait_return || msg_didany) 636 wait_return(TRUE); 637 638 --recursive; 639 } 640 641 // If recursive call opened the shell, return here from the first call 642 if (gui.in_use) 643 return; 644 645 /* 646 * Create the GUI shell. 647 */ 648 gui.in_use = TRUE; // Must be set after menus have been set up 649 if (gui_mch_init() == FAIL) 650 goto error; 651 652 // Avoid a delay for an error message that was printed in the terminal 653 // where Vim was started. 654 emsg_on_display = FALSE; 655 msg_scrolled = 0; 656 clear_sb_text(TRUE); 657 need_wait_return = FALSE; 658 msg_didany = FALSE; 659 660 /* 661 * Check validity of any generic resources that may have been loaded. 662 */ 663 if (gui.border_width < 0) 664 gui.border_width = 0; 665 666 /* 667 * Set up the fonts. First use a font specified with "-fn" or "-font". 668 */ 669 if (font_argument != NULL) 670 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); 671 if ( 672 #ifdef FEAT_XFONTSET 673 (*p_guifontset == NUL 674 || gui_init_font(p_guifontset, TRUE) == FAIL) && 675 #endif 676 gui_init_font(*p_guifont == NUL ? hl_get_font_name() 677 : p_guifont, FALSE) == FAIL) 678 { 679 emsg(_("E665: Cannot start GUI, no valid font found")); 680 goto error2; 681 } 682 if (gui_get_wide_font() == FAIL) 683 emsg(_("E231: 'guifontwide' invalid")); 684 685 gui.num_cols = Columns; 686 gui.num_rows = Rows; 687 gui_reset_scroll_region(); 688 689 // Create initial scrollbars 690 FOR_ALL_WINDOWS(wp) 691 { 692 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); 693 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); 694 } 695 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); 696 697 #ifdef FEAT_MENU 698 gui_create_initial_menus(root_menu); 699 #endif 700 #ifdef FEAT_SIGN_ICONS 701 sign_gui_started(); 702 #endif 703 704 // Configure the desired menu and scrollbars 705 gui_init_which_components(NULL); 706 707 // All components of the GUI have been created now 708 gui.shell_created = TRUE; 709 710 #ifdef FEAT_GUI_MSWIN 711 // Set the shell size, adjusted for the screen size. For GTK this only 712 // works after the shell has been opened, thus it is further down. 713 // If the window is already maximized (e.g. when --windowid is passed in), 714 // we want to use the system-provided dimensions by passing FALSE to 715 // mustset. Otherwise, we want to initialize with the default rows/columns. 716 if (gui_mch_maximized()) 717 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 718 else 719 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); 720 #else 721 # ifndef FEAT_GUI_GTK 722 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 723 # endif 724 #endif 725 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 726 // Need to set the size of the menubar after all the menus have been 727 // created. 728 gui_mch_compute_menu_height((Widget)0); 729 #endif 730 731 /* 732 * Actually open the GUI shell. 733 */ 734 if (gui_mch_open() != FAIL) 735 { 736 #ifdef FEAT_TITLE 737 maketitle(); 738 resettitle(); 739 #endif 740 init_gui_options(); 741 #ifdef FEAT_ARABIC 742 // Our GUI can't do bidi. 743 p_tbidi = FALSE; 744 #endif 745 #if defined(FEAT_GUI_GTK) 746 // Give GTK+ a chance to put all widget's into place. 747 gui_mch_update(); 748 749 # ifdef FEAT_MENU 750 // If there is no 'm' in 'guioptions' we need to remove the menu now. 751 // It was still there to make F10 work. 752 if (vim_strchr(p_go, GO_MENUS) == NULL) 753 { 754 --gui.starting; 755 gui_mch_enable_menu(FALSE); 756 ++gui.starting; 757 gui_mch_update(); 758 } 759 # endif 760 761 // Now make sure the shell fits on the screen. 762 if (gui_mch_maximized()) 763 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 764 else 765 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); 766 #endif 767 // When 'lines' was set while starting up the topframe may have to be 768 // resized. 769 win_new_shellsize(); 770 771 #ifdef FEAT_BEVAL_GUI 772 // Always create the Balloon Evaluation area, but disable it when 773 // 'ballooneval' is off. 774 if (balloonEval != NULL) 775 { 776 # ifdef FEAT_VARTABS 777 vim_free(balloonEval->vts); 778 # endif 779 vim_free(balloonEval); 780 } 781 balloonEvalForTerm = FALSE; 782 # ifdef FEAT_GUI_GTK 783 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, 784 &general_beval_cb, NULL); 785 # else 786 # if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) 787 { 788 extern Widget textArea; 789 balloonEval = gui_mch_create_beval_area(textArea, NULL, 790 &general_beval_cb, NULL); 791 } 792 # else 793 # ifdef FEAT_GUI_MSWIN 794 balloonEval = gui_mch_create_beval_area(NULL, NULL, 795 &general_beval_cb, NULL); 796 # endif 797 # endif 798 # endif 799 if (!p_beval) 800 gui_mch_disable_beval_area(balloonEval); 801 #endif 802 803 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) 804 if (!im_xim_isvalid_imactivate()) 805 emsg(_("E599: Value of 'imactivatekey' is invalid")); 806 #endif 807 // When 'cmdheight' was set during startup it may not have taken 808 // effect yet. 809 if (p_ch != 1L) 810 command_height(); 811 812 return; 813 } 814 815 error2: 816 #ifdef FEAT_GUI_X11 817 // undo gui_mch_init() 818 gui_mch_uninit(); 819 #endif 820 821 error: 822 gui.in_use = FALSE; 823 clip_init(FALSE); 824 } 825 826 827 void 828 gui_exit(int rc) 829 { 830 // don't free the fonts, it leads to a BUS error 831 // [email protected] Jul 99 832 free_highlight_fonts(); 833 gui.in_use = FALSE; 834 gui_mch_exit(rc); 835 } 836 837 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ 838 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) 839 # define NEED_GUI_UPDATE_SCREEN 1 840 /* 841 * Called when the GUI shell is closed by the user. If there are no changed 842 * files Vim exits, otherwise there will be a dialog to ask the user what to 843 * do. 844 * When this function returns, Vim should NOT exit! 845 */ 846 void 847 gui_shell_closed(void) 848 { 849 cmdmod_T save_cmdmod; 850 851 save_cmdmod = cmdmod; 852 853 // Only exit when there are no changed files 854 exiting = TRUE; 855 # ifdef FEAT_BROWSE 856 cmdmod.browse = TRUE; 857 # endif 858 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 859 cmdmod.confirm = TRUE; 860 # endif 861 // If there are changed buffers, present the user with a dialog if 862 // possible, otherwise give an error message. 863 if (!check_changed_any(FALSE, FALSE)) 864 getout(0); 865 866 exiting = FALSE; 867 cmdmod = save_cmdmod; 868 gui_update_screen(); // redraw, window may show changed buffer 869 } 870 #endif 871 872 /* 873 * Set the font. "font_list" is a comma separated list of font names. The 874 * first font name that works is used. If none is found, use the default 875 * font. 876 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. 877 * Return OK when able to set the font. When it failed FAIL is returned and 878 * the fonts are unchanged. 879 */ 880 int 881 gui_init_font(char_u *font_list, int fontset UNUSED) 882 { 883 #define FONTLEN 320 884 char_u font_name[FONTLEN]; 885 int font_list_empty = FALSE; 886 int ret = FAIL; 887 888 if (!gui.in_use) 889 return FAIL; 890 891 font_name[0] = NUL; 892 if (*font_list == NUL) 893 font_list_empty = TRUE; 894 else 895 { 896 #ifdef FEAT_XFONTSET 897 // When using a fontset, the whole list of fonts is one name. 898 if (fontset) 899 ret = gui_mch_init_font(font_list, TRUE); 900 else 901 #endif 902 while (*font_list != NUL) 903 { 904 // Isolate one comma separated font name. 905 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); 906 907 // Careful!!! The Win32 version of gui_mch_init_font(), when 908 // called with "*" will change p_guifont to the selected font 909 // name, which frees the old value. This makes font_list 910 // invalid. Thus when OK is returned here, font_list must no 911 // longer be used! 912 if (gui_mch_init_font(font_name, FALSE) == OK) 913 { 914 #if !defined(FEAT_GUI_GTK) 915 // If it's a Unicode font, try setting 'guifontwide' to a 916 // similar double-width font. 917 if ((p_guifontwide == NULL || *p_guifontwide == NUL) 918 && strstr((char *)font_name, "10646") != NULL) 919 set_guifontwide(font_name); 920 #endif 921 ret = OK; 922 break; 923 } 924 } 925 } 926 927 if (ret != OK 928 && STRCMP(font_list, "*") != 0 929 && (font_list_empty || gui.norm_font == NOFONT)) 930 { 931 /* 932 * Couldn't load any font in 'font_list', keep the current font if 933 * there is one. If 'font_list' is empty, or if there is no current 934 * font, tell gui_mch_init_font() to try to find a font we can load. 935 */ 936 ret = gui_mch_init_font(NULL, FALSE); 937 } 938 939 if (ret == OK) 940 { 941 #ifndef FEAT_GUI_GTK 942 // Set normal font as current font 943 # ifdef FEAT_XFONTSET 944 if (gui.fontset != NOFONTSET) 945 gui_mch_set_fontset(gui.fontset); 946 else 947 # endif 948 gui_mch_set_font(gui.norm_font); 949 #endif 950 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 951 } 952 953 return ret; 954 } 955 956 #ifndef FEAT_GUI_GTK 957 /* 958 * Try setting 'guifontwide' to a font twice as wide as "name". 959 */ 960 static void 961 set_guifontwide(char_u *name) 962 { 963 int i = 0; 964 char_u wide_name[FONTLEN + 10]; // room for 2 * width and '*' 965 char_u *wp = NULL; 966 char_u *p; 967 GuiFont font; 968 969 wp = wide_name; 970 for (p = name; *p != NUL; ++p) 971 { 972 *wp++ = *p; 973 if (*p == '-') 974 { 975 ++i; 976 if (i == 6) // font type: change "--" to "-*-" 977 { 978 if (p[1] == '-') 979 *wp++ = '*'; 980 } 981 else if (i == 12) // found the width 982 { 983 ++p; 984 i = getdigits(&p); 985 if (i != 0) 986 { 987 // Double the width specification. 988 sprintf((char *)wp, "%d%s", i * 2, p); 989 font = gui_mch_get_font(wide_name, FALSE); 990 if (font != NOFONT) 991 { 992 gui_mch_free_font(gui.wide_font); 993 gui.wide_font = font; 994 set_string_option_direct((char_u *)"gfw", -1, 995 wide_name, OPT_FREE, 0); 996 } 997 } 998 break; 999 } 1000 } 1001 } 1002 } 1003 #endif // !FEAT_GUI_GTK 1004 1005 /* 1006 * Get the font for 'guifontwide'. 1007 * Return FAIL for an invalid font name. 1008 */ 1009 int 1010 gui_get_wide_font(void) 1011 { 1012 GuiFont font = NOFONT; 1013 char_u font_name[FONTLEN]; 1014 char_u *p; 1015 1016 if (!gui.in_use) // Can't allocate font yet, assume it's OK. 1017 return OK; // Will give an error message later. 1018 1019 if (p_guifontwide != NULL && *p_guifontwide != NUL) 1020 { 1021 for (p = p_guifontwide; *p != NUL; ) 1022 { 1023 // Isolate one comma separated font name. 1024 (void)copy_option_part(&p, font_name, FONTLEN, ","); 1025 font = gui_mch_get_font(font_name, FALSE); 1026 if (font != NOFONT) 1027 break; 1028 } 1029 if (font == NOFONT) 1030 return FAIL; 1031 } 1032 1033 gui_mch_free_font(gui.wide_font); 1034 #ifdef FEAT_GUI_GTK 1035 // Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. 1036 if (font != NOFONT && gui.norm_font != NOFONT 1037 && pango_font_description_equal(font, gui.norm_font)) 1038 { 1039 gui.wide_font = NOFONT; 1040 gui_mch_free_font(font); 1041 } 1042 else 1043 #endif 1044 gui.wide_font = font; 1045 #ifdef FEAT_GUI_MSWIN 1046 gui_mch_wide_font_changed(); 1047 #else 1048 /* 1049 * TODO: setup wide_bold_font, wide_ital_font and wide_boldital_font to 1050 * support those fonts for 'guifontwide'. 1051 */ 1052 #endif 1053 return OK; 1054 } 1055 1056 static void 1057 gui_set_cursor(int row, int col) 1058 { 1059 gui.row = row; 1060 gui.col = col; 1061 } 1062 1063 /* 1064 * gui_check_pos - check if the cursor is on the screen. 1065 */ 1066 static void 1067 gui_check_pos(void) 1068 { 1069 if (gui.row >= screen_Rows) 1070 gui.row = screen_Rows - 1; 1071 if (gui.col >= screen_Columns) 1072 gui.col = screen_Columns - 1; 1073 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) 1074 gui.cursor_is_valid = FALSE; 1075 } 1076 1077 /* 1078 * Redraw the cursor if necessary or when forced. 1079 * Careful: The contents of ScreenLines[] must match what is on the screen, 1080 * otherwise this goes wrong. May need to call out_flush() first. 1081 */ 1082 void 1083 gui_update_cursor( 1084 int force, // when TRUE, update even when not moved 1085 int clear_selection) // clear selection under cursor 1086 { 1087 int cur_width = 0; 1088 int cur_height = 0; 1089 int old_hl_mask; 1090 cursorentry_T *shape; 1091 int id; 1092 #ifdef FEAT_TERMINAL 1093 guicolor_T shape_fg = INVALCOLOR; 1094 guicolor_T shape_bg = INVALCOLOR; 1095 #endif 1096 guicolor_T cfg, cbg, cc; // cursor fore-/background color 1097 int cattr; // cursor attributes 1098 int attr; 1099 attrentry_T *aep = NULL; 1100 1101 // Don't update the cursor when halfway busy scrolling or the screen size 1102 // doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. 1103 if (!can_update_cursor || screen_Columns != gui.num_cols 1104 || screen_Rows != gui.num_rows) 1105 return; 1106 1107 gui_check_pos(); 1108 if (!gui.cursor_is_valid || force 1109 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1110 { 1111 gui_undraw_cursor(); 1112 if (gui.row < 0) 1113 return; 1114 #ifdef HAVE_INPUT_METHOD 1115 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1116 im_set_position(gui.row, gui.col); 1117 #endif 1118 gui.cursor_row = gui.row; 1119 gui.cursor_col = gui.col; 1120 1121 // Only write to the screen after ScreenLines[] has been initialized 1122 if (!screen_cleared || ScreenLines == NULL) 1123 return; 1124 1125 // Clear the selection if we are about to write over it 1126 if (clear_selection) 1127 clip_may_clear_selection(gui.row, gui.row); 1128 // Check that the cursor is inside the shell (resizing may have made 1129 // it invalid) 1130 if (gui.row >= screen_Rows || gui.col >= screen_Columns) 1131 return; 1132 1133 gui.cursor_is_valid = TRUE; 1134 1135 /* 1136 * How the cursor is drawn depends on the current mode. 1137 * When in a terminal window use the shape/color specified there. 1138 */ 1139 #ifdef FEAT_TERMINAL 1140 if (terminal_is_active()) 1141 shape = term_get_cursor_shape(&shape_fg, &shape_bg); 1142 else 1143 #endif 1144 shape = &shape_table[get_shape_idx(FALSE)]; 1145 if (State & LANGMAP) 1146 id = shape->id_lm; 1147 else 1148 id = shape->id; 1149 1150 // get the colors and attributes for the cursor. Default is inverted 1151 cfg = INVALCOLOR; 1152 cbg = INVALCOLOR; 1153 cattr = HL_INVERSE; 1154 gui_mch_set_blinking(shape->blinkwait, 1155 shape->blinkon, 1156 shape->blinkoff); 1157 if (shape->blinkwait == 0 || shape->blinkon == 0 1158 || shape->blinkoff == 0) 1159 gui_mch_stop_blink(FALSE); 1160 #ifdef FEAT_TERMINAL 1161 if (shape_bg != INVALCOLOR) 1162 { 1163 cattr = 0; 1164 cfg = shape_fg; 1165 cbg = shape_bg; 1166 } 1167 else 1168 #endif 1169 if (id > 0) 1170 { 1171 cattr = syn_id2colors(id, &cfg, &cbg); 1172 #if defined(HAVE_INPUT_METHOD) 1173 { 1174 static int iid; 1175 guicolor_T fg, bg; 1176 1177 if ( 1178 # if defined(FEAT_GUI_GTK) && defined(FEAT_XIM) 1179 preedit_get_status() 1180 # else 1181 im_get_status() 1182 # endif 1183 ) 1184 { 1185 iid = syn_name2id((char_u *)"CursorIM"); 1186 if (iid > 0) 1187 { 1188 syn_id2colors(iid, &fg, &bg); 1189 if (bg != INVALCOLOR) 1190 cbg = bg; 1191 if (fg != INVALCOLOR) 1192 cfg = fg; 1193 } 1194 } 1195 } 1196 #endif 1197 } 1198 1199 /* 1200 * Get the attributes for the character under the cursor. 1201 * When no cursor color was given, use the character color. 1202 */ 1203 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1204 if (attr > HL_ALL) 1205 aep = syn_gui_attr2entry(attr); 1206 if (aep != NULL) 1207 { 1208 attr = aep->ae_attr; 1209 if (cfg == INVALCOLOR) 1210 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1211 : aep->ae_u.gui.fg_color); 1212 if (cbg == INVALCOLOR) 1213 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1214 : aep->ae_u.gui.bg_color); 1215 } 1216 if (cfg == INVALCOLOR) 1217 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; 1218 if (cbg == INVALCOLOR) 1219 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; 1220 1221 #ifdef FEAT_XIM 1222 if (aep != NULL) 1223 { 1224 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1225 : aep->ae_u.gui.bg_color); 1226 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1227 : aep->ae_u.gui.fg_color); 1228 if (xim_bg_color == INVALCOLOR) 1229 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1230 : gui.back_pixel; 1231 if (xim_fg_color == INVALCOLOR) 1232 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1233 : gui.norm_pixel; 1234 } 1235 else 1236 { 1237 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1238 : gui.back_pixel; 1239 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1240 : gui.norm_pixel; 1241 } 1242 #endif 1243 1244 attr &= ~HL_INVERSE; 1245 if (cattr & HL_INVERSE) 1246 { 1247 cc = cbg; 1248 cbg = cfg; 1249 cfg = cc; 1250 } 1251 cattr &= ~HL_INVERSE; 1252 1253 /* 1254 * When we don't have window focus, draw a hollow cursor. 1255 */ 1256 if (!gui.in_focus) 1257 { 1258 gui_mch_draw_hollow_cursor(cbg); 1259 return; 1260 } 1261 1262 old_hl_mask = gui.highlight_mask; 1263 if (shape->shape == SHAPE_BLOCK) 1264 { 1265 /* 1266 * Draw the text character with the cursor colors. Use the 1267 * character attributes plus the cursor attributes. 1268 */ 1269 gui.highlight_mask = (cattr | attr); 1270 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1271 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1272 } 1273 else 1274 { 1275 #if defined(FEAT_RIGHTLEFT) 1276 int col_off = FALSE; 1277 #endif 1278 /* 1279 * First draw the partial cursor, then overwrite with the text 1280 * character, using a transparent background. 1281 */ 1282 if (shape->shape == SHAPE_VER) 1283 { 1284 cur_height = gui.char_height; 1285 cur_width = (gui.char_width * shape->percentage + 99) / 100; 1286 } 1287 else 1288 { 1289 cur_height = (gui.char_height * shape->percentage + 99) / 100; 1290 cur_width = gui.char_width; 1291 } 1292 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col, 1293 LineOffset[gui.row] + screen_Columns) > 1) 1294 { 1295 // Double wide character. 1296 if (shape->shape != SHAPE_VER) 1297 cur_width += gui.char_width; 1298 #ifdef FEAT_RIGHTLEFT 1299 if (CURSOR_BAR_RIGHT) 1300 { 1301 // gui.col points to the left halve of the character but 1302 // the vertical line needs to be on the right halve. 1303 // A double-wide horizontal line is also drawn from the 1304 // right halve in gui_mch_draw_part_cursor(). 1305 col_off = TRUE; 1306 ++gui.col; 1307 } 1308 #endif 1309 } 1310 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); 1311 #if defined(FEAT_RIGHTLEFT) 1312 if (col_off) 1313 --gui.col; 1314 #endif 1315 1316 #ifndef FEAT_GUI_MSWIN // doesn't seem to work for MSWindows 1317 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1318 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1319 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, 1320 (guicolor_T)0, (guicolor_T)0, 0); 1321 #endif 1322 } 1323 gui.highlight_mask = old_hl_mask; 1324 } 1325 } 1326 1327 #if defined(FEAT_MENU) || defined(PROTO) 1328 void 1329 gui_position_menu(void) 1330 { 1331 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) 1332 if (gui.menu_is_active && gui.in_use) 1333 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); 1334 # endif 1335 } 1336 #endif 1337 1338 /* 1339 * Position the various GUI components (text area, menu). The vertical 1340 * scrollbars are NOT handled here. See gui_update_scrollbars(). 1341 */ 1342 static void 1343 gui_position_components(int total_width UNUSED) 1344 { 1345 int text_area_x; 1346 int text_area_y; 1347 int text_area_width; 1348 int text_area_height; 1349 1350 // avoid that moving components around generates events 1351 ++hold_gui_events; 1352 1353 text_area_x = 0; 1354 if (gui.which_scrollbars[SBAR_LEFT]) 1355 text_area_x += gui.scrollbar_width; 1356 1357 text_area_y = 0; 1358 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) 1359 gui.menu_width = total_width; 1360 if (gui.menu_is_active) 1361 text_area_y += gui.menu_height; 1362 #endif 1363 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) 1364 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1365 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 1366 #endif 1367 1368 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1369 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC)) 1370 if (gui_has_tabline()) 1371 text_area_y += gui.tabline_height; 1372 #endif 1373 1374 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 1375 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1376 { 1377 # ifdef FEAT_GUI_ATHENA 1378 gui_mch_set_toolbar_pos(0, text_area_y, 1379 gui.menu_width, gui.toolbar_height); 1380 # endif 1381 text_area_y += gui.toolbar_height; 1382 } 1383 #endif 1384 1385 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; 1386 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; 1387 1388 gui_mch_set_text_area_pos(text_area_x, 1389 text_area_y, 1390 text_area_width, 1391 text_area_height 1392 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1393 + xim_get_status_area_height() 1394 #endif 1395 ); 1396 #ifdef FEAT_MENU 1397 gui_position_menu(); 1398 #endif 1399 if (gui.which_scrollbars[SBAR_BOTTOM]) 1400 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, 1401 text_area_x, 1402 text_area_y + text_area_height, 1403 text_area_width, 1404 gui.scrollbar_height); 1405 gui.left_sbar_x = 0; 1406 gui.right_sbar_x = text_area_x + text_area_width; 1407 1408 --hold_gui_events; 1409 } 1410 1411 /* 1412 * Get the width of the widgets and decorations to the side of the text area. 1413 */ 1414 int 1415 gui_get_base_width(void) 1416 { 1417 int base_width; 1418 1419 base_width = 2 * gui.border_offset; 1420 if (gui.which_scrollbars[SBAR_LEFT]) 1421 base_width += gui.scrollbar_width; 1422 if (gui.which_scrollbars[SBAR_RIGHT]) 1423 base_width += gui.scrollbar_width; 1424 return base_width; 1425 } 1426 1427 /* 1428 * Get the height of the widgets and decorations above and below the text area. 1429 */ 1430 int 1431 gui_get_base_height(void) 1432 { 1433 int base_height; 1434 1435 base_height = 2 * gui.border_offset; 1436 if (gui.which_scrollbars[SBAR_BOTTOM]) 1437 base_height += gui.scrollbar_height; 1438 #ifdef FEAT_GUI_GTK 1439 // We can't take the sizes properly into account until anything is 1440 // realized. Therefore we recalculate all the values here just before 1441 // setting the size. (--mdcki) 1442 #else 1443 # ifdef FEAT_MENU 1444 if (gui.menu_is_active) 1445 base_height += gui.menu_height; 1446 # endif 1447 # ifdef FEAT_TOOLBAR 1448 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1449 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) 1450 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); 1451 # else 1452 base_height += gui.toolbar_height; 1453 # endif 1454 # endif 1455 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1456 || defined(FEAT_GUI_MOTIF)) 1457 if (gui_has_tabline()) 1458 base_height += gui.tabline_height; 1459 # endif 1460 # ifdef FEAT_FOOTER 1461 if (vim_strchr(p_go, GO_FOOTER) != NULL) 1462 base_height += gui.footer_height; 1463 # endif 1464 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 1465 base_height += gui_mch_text_area_extra_height(); 1466 # endif 1467 #endif 1468 return base_height; 1469 } 1470 1471 /* 1472 * Should be called after the GUI shell has been resized. Its arguments are 1473 * the new width and height of the shell in pixels. 1474 */ 1475 void 1476 gui_resize_shell(int pixel_width, int pixel_height) 1477 { 1478 static int busy = FALSE; 1479 1480 if (!gui.shell_created) // ignore when still initializing 1481 return; 1482 1483 /* 1484 * Can't resize the screen while it is being redrawn. Remember the new 1485 * size and handle it later. 1486 */ 1487 if (updating_screen || busy) 1488 { 1489 new_pixel_width = pixel_width; 1490 new_pixel_height = pixel_height; 1491 return; 1492 } 1493 1494 again: 1495 new_pixel_width = 0; 1496 new_pixel_height = 0; 1497 busy = TRUE; 1498 1499 // Flush pending output before redrawing 1500 out_flush(); 1501 1502 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; 1503 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height; 1504 1505 gui_position_components(pixel_width); 1506 gui_reset_scroll_region(); 1507 1508 /* 1509 * At the "more" and ":confirm" prompt there is no redraw, put the cursor 1510 * at the last line here (why does it have to be one row too low?). 1511 */ 1512 if (State == ASKMORE || State == CONFIRM) 1513 gui.row = gui.num_rows; 1514 1515 // Only comparing Rows and Columns may be sufficient, but let's stay on 1516 // the safe side. 1517 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns 1518 || gui.num_rows != Rows || gui.num_cols != Columns) 1519 shell_resized(); 1520 1521 gui_update_scrollbars(TRUE); 1522 gui_update_cursor(FALSE, TRUE); 1523 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1524 xim_set_status_area(); 1525 #endif 1526 1527 busy = FALSE; 1528 1529 // We may have been called again while redrawing the screen. 1530 // Need to do it all again with the latest size then. But only if the size 1531 // actually changed. 1532 if (new_pixel_height) 1533 { 1534 if (pixel_width == new_pixel_width && pixel_height == new_pixel_height) 1535 { 1536 new_pixel_width = 0; 1537 new_pixel_height = 0; 1538 } 1539 else 1540 { 1541 pixel_width = new_pixel_width; 1542 pixel_height = new_pixel_height; 1543 goto again; 1544 } 1545 } 1546 } 1547 1548 /* 1549 * Check if gui_resize_shell() must be called. 1550 */ 1551 void 1552 gui_may_resize_shell(void) 1553 { 1554 if (new_pixel_height) 1555 // careful: gui_resize_shell() may postpone the resize again if we 1556 // were called indirectly by it 1557 gui_resize_shell(new_pixel_width, new_pixel_height); 1558 } 1559 1560 int 1561 gui_get_shellsize(void) 1562 { 1563 Rows = gui.num_rows; 1564 Columns = gui.num_cols; 1565 return OK; 1566 } 1567 1568 /* 1569 * Set the size of the Vim shell according to Rows and Columns. 1570 * If "fit_to_display" is TRUE then the size may be reduced to fit the window 1571 * on the screen. 1572 * When "mustset" is TRUE the size was set by the user. When FALSE a UI 1573 * component was added or removed (e.g., a scrollbar). 1574 */ 1575 void 1576 gui_set_shellsize( 1577 int mustset UNUSED, 1578 int fit_to_display, 1579 int direction) // RESIZE_HOR, RESIZE_VER 1580 { 1581 int base_width; 1582 int base_height; 1583 int width; 1584 int height; 1585 int min_width; 1586 int min_height; 1587 int screen_w; 1588 int screen_h; 1589 #ifdef FEAT_GUI_GTK 1590 int un_maximize = mustset; 1591 int did_adjust = 0; 1592 #endif 1593 int x = -1, y = -1; 1594 1595 if (!gui.shell_created) 1596 return; 1597 1598 #if defined(MSWIN) || defined(FEAT_GUI_GTK) 1599 // If not setting to a user specified size and maximized, calculate the 1600 // number of characters that fit in the maximized window. 1601 if (!mustset && (vim_strchr(p_go, GO_KEEPWINSIZE) != NULL 1602 || gui_mch_maximized())) 1603 { 1604 gui_mch_newfont(); 1605 return; 1606 } 1607 #endif 1608 1609 base_width = gui_get_base_width(); 1610 base_height = gui_get_base_height(); 1611 if (fit_to_display) 1612 // Remember the original window position. 1613 (void)gui_mch_get_winpos(&x, &y); 1614 1615 width = Columns * gui.char_width + base_width; 1616 height = Rows * gui.char_height + base_height; 1617 1618 if (fit_to_display) 1619 { 1620 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1621 if ((direction & RESIZE_HOR) && width > screen_w) 1622 { 1623 Columns = (screen_w - base_width) / gui.char_width; 1624 if (Columns < MIN_COLUMNS) 1625 Columns = MIN_COLUMNS; 1626 width = Columns * gui.char_width + base_width; 1627 #ifdef FEAT_GUI_GTK 1628 ++did_adjust; 1629 #endif 1630 } 1631 if ((direction & RESIZE_VERT) && height > screen_h) 1632 { 1633 Rows = (screen_h - base_height) / gui.char_height; 1634 check_shellsize(); 1635 height = Rows * gui.char_height + base_height; 1636 #ifdef FEAT_GUI_GTK 1637 ++did_adjust; 1638 #endif 1639 } 1640 #ifdef FEAT_GUI_GTK 1641 if (did_adjust == 2 || (width + gui.char_width >= screen_w 1642 && height + gui.char_height >= screen_h)) 1643 // don't unmaximize if at maximum size 1644 un_maximize = FALSE; 1645 #endif 1646 } 1647 limit_screen_size(); 1648 gui.num_cols = Columns; 1649 gui.num_rows = Rows; 1650 1651 min_width = base_width + MIN_COLUMNS * gui.char_width; 1652 min_height = base_height + MIN_LINES * gui.char_height; 1653 min_height += tabline_height() * gui.char_height; 1654 1655 #ifdef FEAT_GUI_GTK 1656 if (un_maximize) 1657 { 1658 // If the window size is smaller than the screen unmaximize the 1659 // window, otherwise resizing won't work. 1660 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1661 if ((width + gui.char_width < screen_w 1662 || height + gui.char_height * 2 < screen_h) 1663 && gui_mch_maximized()) 1664 gui_mch_unmaximize(); 1665 } 1666 #endif 1667 1668 gui_mch_set_shellsize(width, height, min_width, min_height, 1669 base_width, base_height, direction); 1670 1671 if (fit_to_display && x >= 0 && y >= 0) 1672 { 1673 // Some window managers put the Vim window left of/above the screen. 1674 // Only change the position if it wasn't already negative before 1675 // (happens on MS-Windows with a secondary monitor). 1676 gui_mch_update(); 1677 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) 1678 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); 1679 } 1680 1681 gui_position_components(width); 1682 gui_update_scrollbars(TRUE); 1683 gui_reset_scroll_region(); 1684 } 1685 1686 /* 1687 * Called when Rows and/or Columns has changed. 1688 */ 1689 void 1690 gui_new_shellsize(void) 1691 { 1692 gui_reset_scroll_region(); 1693 } 1694 1695 /* 1696 * Make scroll region cover whole screen. 1697 */ 1698 static void 1699 gui_reset_scroll_region(void) 1700 { 1701 gui.scroll_region_top = 0; 1702 gui.scroll_region_bot = gui.num_rows - 1; 1703 gui.scroll_region_left = 0; 1704 gui.scroll_region_right = gui.num_cols - 1; 1705 } 1706 1707 static void 1708 gui_start_highlight(int mask) 1709 { 1710 if (mask > HL_ALL) // highlight code 1711 gui.highlight_mask = mask; 1712 else // mask 1713 gui.highlight_mask |= mask; 1714 } 1715 1716 void 1717 gui_stop_highlight(int mask) 1718 { 1719 if (mask > HL_ALL) // highlight code 1720 gui.highlight_mask = HL_NORMAL; 1721 else // mask 1722 gui.highlight_mask &= ~mask; 1723 } 1724 1725 /* 1726 * Clear a rectangular region of the screen from text pos (row1, col1) to 1727 * (row2, col2) inclusive. 1728 */ 1729 void 1730 gui_clear_block( 1731 int row1, 1732 int col1, 1733 int row2, 1734 int col2) 1735 { 1736 // Clear the selection if we are about to write over it 1737 clip_may_clear_selection(row1, row2); 1738 1739 gui_mch_clear_block(row1, col1, row2, col2); 1740 1741 // Invalidate cursor if it was in this block 1742 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 1743 && gui.cursor_col >= col1 && gui.cursor_col <= col2) 1744 gui.cursor_is_valid = FALSE; 1745 } 1746 1747 /* 1748 * Write code to update the cursor later. This avoids the need to flush the 1749 * output buffer before calling gui_update_cursor(). 1750 */ 1751 void 1752 gui_update_cursor_later(void) 1753 { 1754 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); 1755 } 1756 1757 void 1758 gui_write( 1759 char_u *s, 1760 int len) 1761 { 1762 char_u *p; 1763 int arg1 = 0, arg2 = 0; 1764 int force_cursor = FALSE; // force cursor update 1765 int force_scrollbar = FALSE; 1766 static win_T *old_curwin = NULL; 1767 1768 // #define DEBUG_GUI_WRITE 1769 #ifdef DEBUG_GUI_WRITE 1770 { 1771 int i; 1772 char_u *str; 1773 1774 printf("gui_write(%d):\n ", len); 1775 for (i = 0; i < len; i++) 1776 if (s[i] == ESC) 1777 { 1778 if (i != 0) 1779 printf("\n "); 1780 printf("<ESC>"); 1781 } 1782 else 1783 { 1784 str = transchar_byte(s[i]); 1785 if (str[0] && str[1]) 1786 printf("<%s>", (char *)str); 1787 else 1788 printf("%s", (char *)str); 1789 } 1790 printf("\n"); 1791 } 1792 #endif 1793 while (len) 1794 { 1795 if (s[0] == ESC && s[1] == '|') 1796 { 1797 p = s + 2; 1798 if (VIM_ISDIGIT(*p) || (*p == '-' && VIM_ISDIGIT(*(p + 1)))) 1799 { 1800 arg1 = getdigits(&p); 1801 if (p > s + len) 1802 break; 1803 if (*p == ';') 1804 { 1805 ++p; 1806 arg2 = getdigits(&p); 1807 if (p > s + len) 1808 break; 1809 } 1810 } 1811 switch (*p) 1812 { 1813 case 'C': // Clear screen 1814 clip_scroll_selection(9999); 1815 gui_mch_clear_all(); 1816 gui.cursor_is_valid = FALSE; 1817 force_scrollbar = TRUE; 1818 break; 1819 case 'M': // Move cursor 1820 gui_set_cursor(arg1, arg2); 1821 break; 1822 case 's': // force cursor (shape) update 1823 force_cursor = TRUE; 1824 break; 1825 case 'R': // Set scroll region 1826 if (arg1 < arg2) 1827 { 1828 gui.scroll_region_top = arg1; 1829 gui.scroll_region_bot = arg2; 1830 } 1831 else 1832 { 1833 gui.scroll_region_top = arg2; 1834 gui.scroll_region_bot = arg1; 1835 } 1836 break; 1837 case 'V': // Set vertical scroll region 1838 if (arg1 < arg2) 1839 { 1840 gui.scroll_region_left = arg1; 1841 gui.scroll_region_right = arg2; 1842 } 1843 else 1844 { 1845 gui.scroll_region_left = arg2; 1846 gui.scroll_region_right = arg1; 1847 } 1848 break; 1849 case 'd': // Delete line 1850 gui_delete_lines(gui.row, 1); 1851 break; 1852 case 'D': // Delete lines 1853 gui_delete_lines(gui.row, arg1); 1854 break; 1855 case 'i': // Insert line 1856 gui_insert_lines(gui.row, 1); 1857 break; 1858 case 'I': // Insert lines 1859 gui_insert_lines(gui.row, arg1); 1860 break; 1861 case '$': // Clear to end-of-line 1862 gui_clear_block(gui.row, gui.col, gui.row, 1863 (int)Columns - 1); 1864 break; 1865 case 'h': // Turn on highlighting 1866 gui_start_highlight(arg1); 1867 break; 1868 case 'H': // Turn off highlighting 1869 gui_stop_highlight(arg1); 1870 break; 1871 case 'f': // flash the window (visual bell) 1872 gui_mch_flash(arg1 == 0 ? 20 : arg1); 1873 break; 1874 default: 1875 p = s + 1; // Skip the ESC 1876 break; 1877 } 1878 len -= (int)(++p - s); 1879 s = p; 1880 } 1881 else if ( 1882 #ifdef EBCDIC 1883 CtrlChar(s[0]) != 0 // Ctrl character 1884 #else 1885 s[0] < 0x20 // Ctrl character 1886 #endif 1887 #ifdef FEAT_SIGN_ICONS 1888 && s[0] != SIGN_BYTE 1889 # ifdef FEAT_NETBEANS_INTG 1890 && s[0] != MULTISIGN_BYTE 1891 # endif 1892 #endif 1893 ) 1894 { 1895 if (s[0] == '\n') // NL 1896 { 1897 gui.col = 0; 1898 if (gui.row < gui.scroll_region_bot) 1899 gui.row++; 1900 else 1901 gui_delete_lines(gui.scroll_region_top, 1); 1902 } 1903 else if (s[0] == '\r') // CR 1904 { 1905 gui.col = 0; 1906 } 1907 else if (s[0] == '\b') // Backspace 1908 { 1909 if (gui.col) 1910 --gui.col; 1911 } 1912 else if (s[0] == Ctrl_L) // cursor-right 1913 { 1914 ++gui.col; 1915 } 1916 else if (s[0] == Ctrl_G) // Beep 1917 { 1918 gui_mch_beep(); 1919 } 1920 // Other Ctrl character: shouldn't happen! 1921 1922 --len; // Skip this char 1923 ++s; 1924 } 1925 else 1926 { 1927 p = s; 1928 while (len > 0 && ( 1929 #ifdef EBCDIC 1930 CtrlChar(*p) == 0 1931 #else 1932 *p >= 0x20 1933 #endif 1934 #ifdef FEAT_SIGN_ICONS 1935 || *p == SIGN_BYTE 1936 # ifdef FEAT_NETBEANS_INTG 1937 || *p == MULTISIGN_BYTE 1938 # endif 1939 #endif 1940 )) 1941 { 1942 len--; 1943 p++; 1944 } 1945 gui_outstr(s, (int)(p - s)); 1946 s = p; 1947 } 1948 } 1949 1950 // Postponed update of the cursor (won't work if "can_update_cursor" isn't 1951 // set). 1952 if (force_cursor) 1953 gui_update_cursor(TRUE, TRUE); 1954 1955 // When switching to another window the dragging must have stopped. 1956 // Required for GTK, dragged_sb isn't reset. 1957 if (old_curwin != curwin) 1958 gui.dragged_sb = SBAR_NONE; 1959 1960 // Update the scrollbars after clearing the screen or when switched 1961 // to another window. 1962 // Update the horizontal scrollbar always, it's difficult to check all 1963 // situations where it might change. 1964 if (force_scrollbar || old_curwin != curwin) 1965 gui_update_scrollbars(force_scrollbar); 1966 else 1967 gui_update_horiz_scrollbar(FALSE); 1968 old_curwin = curwin; 1969 1970 /* 1971 * We need to make sure this is cleared since Athena doesn't tell us when 1972 * he is done dragging. Do the same for GTK. 1973 */ 1974 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 1975 gui.dragged_sb = SBAR_NONE; 1976 #endif 1977 1978 gui_may_flush(); // In case vim decides to take a nap 1979 } 1980 1981 /* 1982 * When ScreenLines[] is invalid, updating the cursor should not be done, it 1983 * produces wrong results. Call gui_dont_update_cursor() before that code and 1984 * gui_can_update_cursor() afterwards. 1985 */ 1986 void 1987 gui_dont_update_cursor(int undraw) 1988 { 1989 if (gui.in_use) 1990 { 1991 // Undraw the cursor now, we probably can't do it after the change. 1992 if (undraw) 1993 gui_undraw_cursor(); 1994 can_update_cursor = FALSE; 1995 } 1996 } 1997 1998 void 1999 gui_can_update_cursor(void) 2000 { 2001 can_update_cursor = TRUE; 2002 // No need to update the cursor right now, there is always more output 2003 // after scrolling. 2004 } 2005 2006 /* 2007 * Disable issuing gui_mch_flush(). 2008 */ 2009 void 2010 gui_disable_flush(void) 2011 { 2012 ++disable_flush; 2013 } 2014 2015 /* 2016 * Enable issuing gui_mch_flush(). 2017 */ 2018 void 2019 gui_enable_flush(void) 2020 { 2021 --disable_flush; 2022 } 2023 2024 /* 2025 * Issue gui_mch_flush() if it is not disabled. 2026 */ 2027 void 2028 gui_may_flush(void) 2029 { 2030 if (disable_flush == 0) 2031 gui_mch_flush(); 2032 } 2033 2034 static void 2035 gui_outstr(char_u *s, int len) 2036 { 2037 int this_len; 2038 int cells; 2039 2040 if (len == 0) 2041 return; 2042 2043 if (len < 0) 2044 len = (int)STRLEN(s); 2045 2046 while (len > 0) 2047 { 2048 if (has_mbyte) 2049 { 2050 // Find out how many chars fit in the current line. 2051 cells = 0; 2052 for (this_len = 0; this_len < len; ) 2053 { 2054 cells += (*mb_ptr2cells)(s + this_len); 2055 if (gui.col + cells > Columns) 2056 break; 2057 this_len += (*mb_ptr2len)(s + this_len); 2058 } 2059 if (this_len > len) 2060 this_len = len; // don't include following composing char 2061 } 2062 else 2063 if (gui.col + len > Columns) 2064 this_len = Columns - gui.col; 2065 else 2066 this_len = len; 2067 2068 (void)gui_outstr_nowrap(s, this_len, 2069 0, (guicolor_T)0, (guicolor_T)0, 0); 2070 s += this_len; 2071 len -= this_len; 2072 // fill up for a double-width char that doesn't fit. 2073 if (len > 0 && gui.col < Columns) 2074 (void)gui_outstr_nowrap((char_u *)" ", 1, 2075 0, (guicolor_T)0, (guicolor_T)0, 0); 2076 // The cursor may wrap to the next line. 2077 if (gui.col >= Columns) 2078 { 2079 gui.col = 0; 2080 gui.row++; 2081 } 2082 } 2083 } 2084 2085 /* 2086 * Output one character (may be one or two display cells). 2087 * Caller must check for valid "off". 2088 * Returns FAIL or OK, just like gui_outstr_nowrap(). 2089 */ 2090 static int 2091 gui_screenchar( 2092 int off, // Offset from start of screen 2093 int flags, 2094 guicolor_T fg, // colors for cursor 2095 guicolor_T bg, // colors for cursor 2096 int back) // backup this many chars when using bold trick 2097 { 2098 char_u buf[MB_MAXBYTES + 1]; 2099 2100 // Don't draw right halve of a double-width UTF-8 char. "cannot happen" 2101 if (enc_utf8 && ScreenLines[off] == 0) 2102 return OK; 2103 2104 if (enc_utf8 && ScreenLinesUC[off] != 0) 2105 // Draw UTF-8 multi-byte character. 2106 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), 2107 flags, fg, bg, back); 2108 2109 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2110 { 2111 buf[0] = ScreenLines[off]; 2112 buf[1] = ScreenLines2[off]; 2113 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); 2114 } 2115 2116 // Draw non-multi-byte character or DBCS character. 2117 return gui_outstr_nowrap(ScreenLines + off, 2118 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, 2119 flags, fg, bg, back); 2120 } 2121 2122 #ifdef FEAT_GUI_GTK 2123 /* 2124 * Output the string at the given screen position. This is used in place 2125 * of gui_screenchar() where possible because Pango needs as much context 2126 * as possible to work nicely. It's a lot faster as well. 2127 */ 2128 static int 2129 gui_screenstr( 2130 int off, // Offset from start of screen 2131 int len, // string length in screen cells 2132 int flags, 2133 guicolor_T fg, // colors for cursor 2134 guicolor_T bg, // colors for cursor 2135 int back) // backup this many chars when using bold trick 2136 { 2137 char_u *buf; 2138 int outlen = 0; 2139 int i; 2140 int retval; 2141 2142 if (len <= 0) // "cannot happen"? 2143 return OK; 2144 2145 if (enc_utf8) 2146 { 2147 buf = alloc(len * MB_MAXBYTES + 1); 2148 if (buf == NULL) 2149 return OK; // not much we could do here... 2150 2151 for (i = off; i < off + len; ++i) 2152 { 2153 if (ScreenLines[i] == 0) 2154 continue; // skip second half of double-width char 2155 2156 if (ScreenLinesUC[i] == 0) 2157 buf[outlen++] = ScreenLines[i]; 2158 else 2159 outlen += utfc_char2bytes(i, buf + outlen); 2160 } 2161 2162 buf[outlen] = NUL; // only to aid debugging 2163 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2164 vim_free(buf); 2165 2166 return retval; 2167 } 2168 else if (enc_dbcs == DBCS_JPNU) 2169 { 2170 buf = alloc(len * 2 + 1); 2171 if (buf == NULL) 2172 return OK; // not much we could do here... 2173 2174 for (i = off; i < off + len; ++i) 2175 { 2176 buf[outlen++] = ScreenLines[i]; 2177 2178 // handle double-byte single-width char 2179 if (ScreenLines[i] == 0x8e) 2180 buf[outlen++] = ScreenLines2[i]; 2181 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) 2182 buf[outlen++] = ScreenLines[++i]; 2183 } 2184 2185 buf[outlen] = NUL; // only to aid debugging 2186 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2187 vim_free(buf); 2188 2189 return retval; 2190 } 2191 else 2192 { 2193 return gui_outstr_nowrap(&ScreenLines[off], len, 2194 flags, fg, bg, back); 2195 } 2196 } 2197 #endif // FEAT_GUI_GTK 2198 2199 /* 2200 * Output the given string at the current cursor position. If the string is 2201 * too long to fit on the line, then it is truncated. 2202 * "flags": 2203 * GUI_MON_IS_CURSOR should only be used when this function is being called to 2204 * actually draw (an inverted) cursor. 2205 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent 2206 * background. 2207 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over 2208 * it. 2209 * Returns OK, unless "back" is non-zero and using the bold trick, then return 2210 * FAIL (the caller should start drawing "back" chars back). 2211 */ 2212 static int 2213 gui_outstr_nowrap( 2214 char_u *s, 2215 int len, 2216 int flags, 2217 guicolor_T fg, // colors for cursor 2218 guicolor_T bg, // colors for cursor 2219 int back) // backup this many chars when using bold trick 2220 { 2221 long_u highlight_mask; 2222 long_u hl_mask_todo; 2223 guicolor_T fg_color; 2224 guicolor_T bg_color; 2225 guicolor_T sp_color; 2226 #if !defined(FEAT_GUI_GTK) 2227 GuiFont font = NOFONT; 2228 GuiFont wide_font = NOFONT; 2229 # ifdef FEAT_XFONTSET 2230 GuiFontset fontset = NOFONTSET; 2231 # endif 2232 #endif 2233 attrentry_T *aep = NULL; 2234 int draw_flags; 2235 int col = gui.col; 2236 #ifdef FEAT_SIGN_ICONS 2237 int draw_sign = FALSE; 2238 int signcol = 0; 2239 char_u extra[18]; 2240 # ifdef FEAT_NETBEANS_INTG 2241 int multi_sign = FALSE; 2242 # endif 2243 #endif 2244 2245 if (len < 0) 2246 len = (int)STRLEN(s); 2247 if (len == 0) 2248 return OK; 2249 2250 #ifdef FEAT_SIGN_ICONS 2251 if (*s == SIGN_BYTE 2252 # ifdef FEAT_NETBEANS_INTG 2253 || *s == MULTISIGN_BYTE 2254 # endif 2255 ) 2256 { 2257 # ifdef FEAT_NETBEANS_INTG 2258 if (*s == MULTISIGN_BYTE) 2259 multi_sign = TRUE; 2260 # endif 2261 // draw spaces instead 2262 if (*curwin->w_p_scl == 'n' && *(curwin->w_p_scl + 1) == 'u' && 2263 (curwin->w_p_nu || curwin->w_p_rnu)) 2264 { 2265 sprintf((char *)extra, "%*c ", number_width(curwin), ' '); 2266 s = extra; 2267 } 2268 else 2269 s = (char_u *)" "; 2270 if (len == 1 && col > 0) 2271 --col; 2272 len = (int)STRLEN(s); 2273 if (len > 2) 2274 // right align sign icon in the number column 2275 signcol = col + len - 3; 2276 else 2277 signcol = col; 2278 draw_sign = TRUE; 2279 highlight_mask = 0; 2280 } 2281 else 2282 #endif 2283 if (gui.highlight_mask > HL_ALL) 2284 { 2285 aep = syn_gui_attr2entry(gui.highlight_mask); 2286 if (aep == NULL) // highlighting not set 2287 highlight_mask = 0; 2288 else 2289 highlight_mask = aep->ae_attr; 2290 } 2291 else 2292 highlight_mask = gui.highlight_mask; 2293 hl_mask_todo = highlight_mask; 2294 2295 #if !defined(FEAT_GUI_GTK) 2296 // Set the font 2297 if (aep != NULL && aep->ae_u.gui.font != NOFONT) 2298 font = aep->ae_u.gui.font; 2299 # ifdef FEAT_XFONTSET 2300 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) 2301 fontset = aep->ae_u.gui.fontset; 2302 # endif 2303 else 2304 { 2305 # ifdef FEAT_XFONTSET 2306 if (gui.fontset != NOFONTSET) 2307 fontset = gui.fontset; 2308 else 2309 # endif 2310 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2311 { 2312 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) 2313 { 2314 font = gui.boldital_font; 2315 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); 2316 } 2317 else if (gui.bold_font != NOFONT) 2318 { 2319 font = gui.bold_font; 2320 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); 2321 } 2322 else 2323 font = gui.norm_font; 2324 } 2325 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) 2326 { 2327 font = gui.ital_font; 2328 hl_mask_todo &= ~HL_ITALIC; 2329 } 2330 else 2331 font = gui.norm_font; 2332 2333 /* 2334 * Choose correct wide_font by font. wide_font should be set with font 2335 * at same time in above block. But it will make many "ifdef" nasty 2336 * blocks. So we do it here. 2337 */ 2338 if (font == gui.boldital_font && gui.wide_boldital_font) 2339 wide_font = gui.wide_boldital_font; 2340 else if (font == gui.bold_font && gui.wide_bold_font) 2341 wide_font = gui.wide_bold_font; 2342 else if (font == gui.ital_font && gui.wide_ital_font) 2343 wide_font = gui.wide_ital_font; 2344 else if (font == gui.norm_font && gui.wide_font) 2345 wide_font = gui.wide_font; 2346 } 2347 # ifdef FEAT_XFONTSET 2348 if (fontset != NOFONTSET) 2349 gui_mch_set_fontset(fontset); 2350 else 2351 # endif 2352 gui_mch_set_font(font); 2353 #endif 2354 2355 draw_flags = 0; 2356 2357 // Set the color 2358 bg_color = gui.back_pixel; 2359 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) 2360 { 2361 draw_flags |= DRAW_CURSOR; 2362 fg_color = fg; 2363 bg_color = bg; 2364 sp_color = fg; 2365 } 2366 else if (aep != NULL) 2367 { 2368 fg_color = aep->ae_u.gui.fg_color; 2369 if (fg_color == INVALCOLOR) 2370 fg_color = gui.norm_pixel; 2371 bg_color = aep->ae_u.gui.bg_color; 2372 if (bg_color == INVALCOLOR) 2373 bg_color = gui.back_pixel; 2374 sp_color = aep->ae_u.gui.sp_color; 2375 if (sp_color == INVALCOLOR) 2376 sp_color = fg_color; 2377 } 2378 else 2379 { 2380 fg_color = gui.norm_pixel; 2381 sp_color = fg_color; 2382 } 2383 2384 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) 2385 { 2386 #if defined(AMIGA) 2387 gui_mch_set_colors(bg_color, fg_color); 2388 #else 2389 gui_mch_set_fg_color(bg_color); 2390 gui_mch_set_bg_color(fg_color); 2391 #endif 2392 } 2393 else 2394 { 2395 #if defined(AMIGA) 2396 gui_mch_set_colors(fg_color, bg_color); 2397 #else 2398 gui_mch_set_fg_color(fg_color); 2399 gui_mch_set_bg_color(bg_color); 2400 #endif 2401 } 2402 gui_mch_set_sp_color(sp_color); 2403 2404 // Clear the selection if we are about to write over it 2405 if (!(flags & GUI_MON_NOCLEAR)) 2406 clip_may_clear_selection(gui.row, gui.row); 2407 2408 2409 // If there's no bold font, then fake it 2410 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2411 draw_flags |= DRAW_BOLD; 2412 2413 /* 2414 * When drawing bold or italic characters the spill-over from the left 2415 * neighbor may be destroyed. Let the caller backup to start redrawing 2416 * just after a blank. 2417 */ 2418 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) 2419 return FAIL; 2420 2421 #if defined(FEAT_GUI_GTK) 2422 // If there's no italic font, then fake it. 2423 // For GTK2, we don't need a different font for italic style. 2424 if (hl_mask_todo & HL_ITALIC) 2425 draw_flags |= DRAW_ITALIC; 2426 2427 // Do we underline the text? 2428 if (hl_mask_todo & HL_UNDERLINE) 2429 draw_flags |= DRAW_UNDERL; 2430 2431 #else 2432 // Do we underline the text? 2433 if ((hl_mask_todo & HL_UNDERLINE) || (hl_mask_todo & HL_ITALIC)) 2434 draw_flags |= DRAW_UNDERL; 2435 #endif 2436 // Do we undercurl the text? 2437 if (hl_mask_todo & HL_UNDERCURL) 2438 draw_flags |= DRAW_UNDERC; 2439 2440 // Do we strikethrough the text? 2441 if (hl_mask_todo & HL_STRIKETHROUGH) 2442 draw_flags |= DRAW_STRIKE; 2443 2444 // Do we draw transparently? 2445 if (flags & GUI_MON_TRS_CURSOR) 2446 draw_flags |= DRAW_TRANSP; 2447 2448 /* 2449 * Draw the text. 2450 */ 2451 #ifdef FEAT_GUI_GTK 2452 // The value returned is the length in display cells 2453 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); 2454 #else 2455 if (enc_utf8) 2456 { 2457 int start; // index of bytes to be drawn 2458 int cells; // cellwidth of bytes to be drawn 2459 int thislen; // length of bytes to be drawn 2460 int cn; // cellwidth of current char 2461 int i; // index of current char 2462 int c; // current char value 2463 int cl; // byte length of current char 2464 int comping; // current char is composing 2465 int scol = col; // screen column 2466 int curr_wide = FALSE; // use 'guifontwide' 2467 int prev_wide = FALSE; 2468 int wide_changed; 2469 # ifdef MSWIN 2470 int sep_comp = FALSE; // Don't separate composing chars. 2471 # else 2472 int sep_comp = TRUE; // Separate composing chars. 2473 # endif 2474 2475 // Break the string at a composing character, it has to be drawn on 2476 // top of the previous character. 2477 start = 0; 2478 cells = 0; 2479 for (i = 0; i < len; i += cl) 2480 { 2481 c = utf_ptr2char(s + i); 2482 cn = utf_char2cells(c); 2483 comping = utf_iscomposing(c); 2484 if (!comping) // count cells from non-composing chars 2485 cells += cn; 2486 if (!comping || sep_comp) 2487 { 2488 if (cn > 1 2489 # ifdef FEAT_XFONTSET 2490 && fontset == NOFONTSET 2491 # endif 2492 && wide_font != NOFONT) 2493 curr_wide = TRUE; 2494 else 2495 curr_wide = FALSE; 2496 } 2497 cl = utf_ptr2len(s + i); 2498 if (cl == 0) // hit end of string 2499 len = i + cl; // len must be wrong "cannot happen" 2500 2501 wide_changed = curr_wide != prev_wide; 2502 2503 // Print the string so far if it's the last character or there is 2504 // a composing character. 2505 if (i + cl >= len || (comping && sep_comp && i > start) 2506 || wide_changed 2507 # if defined(FEAT_GUI_X11) 2508 || (cn > 1 2509 # ifdef FEAT_XFONTSET 2510 // No fontset: At least draw char after wide char at 2511 // right position. 2512 && fontset == NOFONTSET 2513 # endif 2514 ) 2515 # endif 2516 ) 2517 { 2518 if ((comping && sep_comp) || wide_changed) 2519 thislen = i - start; 2520 else 2521 thislen = i - start + cl; 2522 if (thislen > 0) 2523 { 2524 if (prev_wide) 2525 gui_mch_set_font(wide_font); 2526 gui_mch_draw_string(gui.row, scol, s + start, thislen, 2527 draw_flags); 2528 if (prev_wide) 2529 gui_mch_set_font(font); 2530 start += thislen; 2531 } 2532 scol += cells; 2533 cells = 0; 2534 // Adjust to not draw a character which width is changed 2535 // against with last one. 2536 if (wide_changed && !(comping && sep_comp)) 2537 { 2538 scol -= cn; 2539 cl = 0; 2540 } 2541 2542 # if defined(FEAT_GUI_X11) 2543 // No fontset: draw a space to fill the gap after a wide char 2544 // 2545 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 2546 # ifdef FEAT_XFONTSET 2547 && fontset == NOFONTSET 2548 # endif 2549 && !wide_changed) 2550 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 2551 1, draw_flags); 2552 # endif 2553 } 2554 // Draw a composing char on top of the previous char. 2555 if (comping && sep_comp) 2556 { 2557 # if defined(__APPLE_CC__) && TARGET_API_MAC_CARBON 2558 // Carbon ATSUI autodraws composing char over previous char 2559 gui_mch_draw_string(gui.row, scol, s + i, cl, 2560 draw_flags | DRAW_TRANSP); 2561 # else 2562 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, 2563 draw_flags | DRAW_TRANSP); 2564 # endif 2565 start = i + cl; 2566 } 2567 prev_wide = curr_wide; 2568 } 2569 // The stuff below assumes "len" is the length in screen columns. 2570 len = scol - col; 2571 } 2572 else 2573 { 2574 gui_mch_draw_string(gui.row, col, s, len, draw_flags); 2575 if (enc_dbcs == DBCS_JPNU) 2576 { 2577 // Get the length in display cells, this can be different from the 2578 // number of bytes for "euc-jp". 2579 len = mb_string2cells(s, len); 2580 } 2581 } 2582 #endif // !FEAT_GUI_GTK 2583 2584 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2585 gui.col = col + len; 2586 2587 // May need to invert it when it's part of the selection. 2588 if (flags & GUI_MON_NOCLEAR) 2589 clip_may_redraw_selection(gui.row, col, len); 2590 2591 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2592 { 2593 // Invalidate the old physical cursor position if we wrote over it 2594 if (gui.cursor_row == gui.row 2595 && gui.cursor_col >= col 2596 && gui.cursor_col < col + len) 2597 gui.cursor_is_valid = FALSE; 2598 } 2599 2600 #ifdef FEAT_SIGN_ICONS 2601 if (draw_sign) 2602 // Draw the sign on top of the spaces. 2603 gui_mch_drawsign(gui.row, signcol, gui.highlight_mask); 2604 # if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_X11) \ 2605 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MSWIN)) 2606 if (multi_sign) 2607 netbeans_draw_multisign_indicator(gui.row); 2608 # endif 2609 #endif 2610 2611 return OK; 2612 } 2613 2614 /* 2615 * Un-draw the cursor. Actually this just redraws the character at the given 2616 * position. The character just before it too, for when it was in bold. 2617 */ 2618 void 2619 gui_undraw_cursor(void) 2620 { 2621 if (gui.cursor_is_valid) 2622 { 2623 if (gui_redraw_block(gui.cursor_row, gui.cursor_col, 2624 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR) 2625 && gui.cursor_col > 0) 2626 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1, 2627 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR); 2628 // Cursor_is_valid is reset when the cursor is undrawn, also reset it 2629 // here in case it wasn't needed to undraw it. 2630 gui.cursor_is_valid = FALSE; 2631 } 2632 } 2633 2634 void 2635 gui_redraw( 2636 int x, 2637 int y, 2638 int w, 2639 int h) 2640 { 2641 int row1, col1, row2, col2; 2642 2643 row1 = Y_2_ROW(y); 2644 col1 = X_2_COL(x); 2645 row2 = Y_2_ROW(y + h - 1); 2646 col2 = X_2_COL(x + w - 1); 2647 2648 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); 2649 2650 /* 2651 * We may need to redraw the cursor, but don't take it upon us to change 2652 * its location after a scroll. 2653 * (maybe be more strict even and test col too?) 2654 * These things may be outside the update/clipping region and reality may 2655 * not reflect Vims internal ideas if these operations are clipped away. 2656 */ 2657 if (gui.row == gui.cursor_row) 2658 gui_update_cursor(TRUE, TRUE); 2659 } 2660 2661 /* 2662 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and 2663 * from col1 to col2 (inclusive). 2664 * Return TRUE when the character before the first drawn character has 2665 * different attributes (may have to be redrawn too). 2666 */ 2667 int 2668 gui_redraw_block( 2669 int row1, 2670 int col1, 2671 int row2, 2672 int col2, 2673 int flags) // flags for gui_outstr_nowrap() 2674 { 2675 int old_row, old_col; 2676 long_u old_hl_mask; 2677 int off; 2678 sattr_T first_attr; 2679 int idx, len; 2680 int back, nback; 2681 int retval = FALSE; 2682 int orig_col1, orig_col2; 2683 2684 // Don't try to update when ScreenLines is not valid 2685 if (!screen_cleared || ScreenLines == NULL) 2686 return retval; 2687 2688 // Don't try to draw outside the shell! 2689 // Check everything, strange values may be caused by a big border width 2690 col1 = check_col(col1); 2691 col2 = check_col(col2); 2692 row1 = check_row(row1); 2693 row2 = check_row(row2); 2694 2695 // Remember where our cursor was 2696 old_row = gui.row; 2697 old_col = gui.col; 2698 old_hl_mask = gui.highlight_mask; 2699 orig_col1 = col1; 2700 orig_col2 = col2; 2701 2702 for (gui.row = row1; gui.row <= row2; gui.row++) 2703 { 2704 // When only half of a double-wide character is in the block, include 2705 // the other half. 2706 col1 = orig_col1; 2707 col2 = orig_col2; 2708 off = LineOffset[gui.row]; 2709 if (enc_dbcs != 0) 2710 { 2711 if (col1 > 0) 2712 col1 -= dbcs_screen_head_off(ScreenLines + off, 2713 ScreenLines + off + col1); 2714 col2 += dbcs_screen_tail_off(ScreenLines + off, 2715 ScreenLines + off + col2); 2716 } 2717 else if (enc_utf8) 2718 { 2719 if (ScreenLines[off + col1] == 0) 2720 { 2721 if (col1 > 0) 2722 --col1; 2723 else 2724 { 2725 // FIXME: how can the first character ever be zero? 2726 // Make this IEMSGN when it no longer breaks Travis CI. 2727 vim_snprintf((char *)IObuff, IOSIZE, 2728 "INTERNAL ERROR: NUL in ScreenLines in row %ld", 2729 (long)gui.row); 2730 msg((char *)IObuff); 2731 } 2732 } 2733 #ifdef FEAT_GUI_GTK 2734 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) 2735 ++col2; 2736 #endif 2737 } 2738 gui.col = col1; 2739 off = LineOffset[gui.row] + gui.col; 2740 len = col2 - col1 + 1; 2741 2742 // Find how many chars back this highlighting starts, or where a space 2743 // is. Needed for when the bold trick is used 2744 for (back = 0; back < col1; ++back) 2745 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] 2746 || ScreenLines[off - 1 - back] == ' ') 2747 break; 2748 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0 2749 && ScreenLines[off - 1] != ' '); 2750 2751 // Break it up in strings of characters with the same attributes. 2752 // Print UTF-8 characters individually. 2753 while (len > 0) 2754 { 2755 first_attr = ScreenAttrs[off]; 2756 gui.highlight_mask = first_attr; 2757 #if !defined(FEAT_GUI_GTK) 2758 if (enc_utf8 && ScreenLinesUC[off] != 0) 2759 { 2760 // output multi-byte character separately 2761 nback = gui_screenchar(off, flags, 2762 (guicolor_T)0, (guicolor_T)0, back); 2763 if (gui.col < Columns && ScreenLines[off + 1] == 0) 2764 idx = 2; 2765 else 2766 idx = 1; 2767 } 2768 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2769 { 2770 // output double-byte, single-width character separately 2771 nback = gui_screenchar(off, flags, 2772 (guicolor_T)0, (guicolor_T)0, back); 2773 idx = 1; 2774 } 2775 else 2776 #endif 2777 { 2778 #ifdef FEAT_GUI_GTK 2779 for (idx = 0; idx < len; ++idx) 2780 { 2781 if (enc_utf8 && ScreenLines[off + idx] == 0) 2782 continue; // skip second half of double-width char 2783 if (ScreenAttrs[off + idx] != first_attr) 2784 break; 2785 } 2786 // gui_screenstr() takes care of multibyte chars 2787 nback = gui_screenstr(off, idx, flags, 2788 (guicolor_T)0, (guicolor_T)0, back); 2789 #else 2790 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; 2791 idx++) 2792 { 2793 // Stop at a multi-byte Unicode character. 2794 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) 2795 break; 2796 if (enc_dbcs == DBCS_JPNU) 2797 { 2798 // Stop at a double-byte single-width char. 2799 if (ScreenLines[off + idx] == 0x8e) 2800 break; 2801 if (len > 1 && (*mb_ptr2len)(ScreenLines 2802 + off + idx) == 2) 2803 ++idx; // skip second byte of double-byte char 2804 } 2805 } 2806 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, 2807 (guicolor_T)0, (guicolor_T)0, back); 2808 #endif 2809 } 2810 if (nback == FAIL) 2811 { 2812 // Must back up to start drawing where a bold or italic word 2813 // starts. 2814 off -= back; 2815 len += back; 2816 gui.col -= back; 2817 } 2818 else 2819 { 2820 off += idx; 2821 len -= idx; 2822 } 2823 back = 0; 2824 } 2825 } 2826 2827 // Put the cursor back where it was 2828 gui.row = old_row; 2829 gui.col = old_col; 2830 gui.highlight_mask = (int)old_hl_mask; 2831 2832 return retval; 2833 } 2834 2835 static void 2836 gui_delete_lines(int row, int count) 2837 { 2838 if (count <= 0) 2839 return; 2840 2841 if (row + count > gui.scroll_region_bot) 2842 // Scrolled out of region, just blank the lines out 2843 gui_clear_block(row, gui.scroll_region_left, 2844 gui.scroll_region_bot, gui.scroll_region_right); 2845 else 2846 { 2847 gui_mch_delete_lines(row, count); 2848 2849 // If the cursor was in the deleted lines it's now gone. If the 2850 // cursor was in the scrolled lines adjust its position. 2851 if (gui.cursor_row >= row 2852 && gui.cursor_col >= gui.scroll_region_left 2853 && gui.cursor_col <= gui.scroll_region_right) 2854 { 2855 if (gui.cursor_row < row + count) 2856 gui.cursor_is_valid = FALSE; 2857 else if (gui.cursor_row <= gui.scroll_region_bot) 2858 gui.cursor_row -= count; 2859 } 2860 } 2861 } 2862 2863 static void 2864 gui_insert_lines(int row, int count) 2865 { 2866 if (count <= 0) 2867 return; 2868 2869 if (row + count > gui.scroll_region_bot) 2870 // Scrolled out of region, just blank the lines out 2871 gui_clear_block(row, gui.scroll_region_left, 2872 gui.scroll_region_bot, gui.scroll_region_right); 2873 else 2874 { 2875 gui_mch_insert_lines(row, count); 2876 2877 if (gui.cursor_row >= gui.row 2878 && gui.cursor_col >= gui.scroll_region_left 2879 && gui.cursor_col <= gui.scroll_region_right) 2880 { 2881 if (gui.cursor_row <= gui.scroll_region_bot - count) 2882 gui.cursor_row += count; 2883 else if (gui.cursor_row <= gui.scroll_region_bot) 2884 gui.cursor_is_valid = FALSE; 2885 } 2886 } 2887 } 2888 2889 #ifdef FEAT_TIMERS 2890 /* 2891 * Passed to ui_wait_for_chars_or_timer(), ignoring extra arguments. 2892 */ 2893 static int 2894 gui_wait_for_chars_3( 2895 long wtime, 2896 int *interrupted UNUSED, 2897 int ignore_input UNUSED) 2898 { 2899 return gui_mch_wait_for_chars(wtime); 2900 } 2901 #endif 2902 2903 /* 2904 * Returns OK if a character was found to be available within the given time, 2905 * or FAIL otherwise. 2906 */ 2907 static int 2908 gui_wait_for_chars_or_timer( 2909 long wtime, 2910 int *interrupted UNUSED, 2911 int ignore_input UNUSED) 2912 { 2913 #ifdef FEAT_TIMERS 2914 return ui_wait_for_chars_or_timer(wtime, gui_wait_for_chars_3, 2915 interrupted, ignore_input); 2916 #else 2917 return gui_mch_wait_for_chars(wtime); 2918 #endif 2919 } 2920 2921 /* 2922 * The main GUI input routine. Waits for a character from the keyboard. 2923 * "wtime" == -1 Wait forever. 2924 * "wtime" == 0 Don't wait. 2925 * "wtime" > 0 Wait wtime milliseconds for a character. 2926 * 2927 * Returns the number of characters read or zero when timed out or interrupted. 2928 * "buf" may be NULL, in which case a non-zero number is returned if characters 2929 * are available. 2930 */ 2931 static int 2932 gui_wait_for_chars_buf( 2933 char_u *buf, 2934 int maxlen, 2935 long wtime, // don't use "time", MIPS cannot handle it 2936 int tb_change_cnt) 2937 { 2938 int retval; 2939 2940 #ifdef FEAT_MENU 2941 // If we're going to wait a bit, update the menus and mouse shape for the 2942 // current State. 2943 if (wtime != 0) 2944 gui_update_menus(0); 2945 #endif 2946 2947 gui_mch_update(); 2948 if (input_available()) // Got char, return immediately 2949 { 2950 if (buf != NULL && !typebuf_changed(tb_change_cnt)) 2951 return read_from_input_buf(buf, (long)maxlen); 2952 return 0; 2953 } 2954 if (wtime == 0) // Don't wait for char 2955 return FAIL; 2956 2957 // Before waiting, flush any output to the screen. 2958 gui_mch_flush(); 2959 2960 // Blink while waiting for a character. 2961 gui_mch_start_blink(); 2962 2963 // Common function to loop until "wtime" is met, while handling timers and 2964 // other callbacks. 2965 retval = inchar_loop(buf, maxlen, wtime, tb_change_cnt, 2966 gui_wait_for_chars_or_timer, NULL); 2967 2968 gui_mch_stop_blink(TRUE); 2969 2970 return retval; 2971 } 2972 2973 /* 2974 * Wait for a character from the keyboard without actually reading it. 2975 * Also deals with timers. 2976 * wtime == -1 Wait forever. 2977 * wtime == 0 Don't wait. 2978 * wtime > 0 Wait wtime milliseconds for a character. 2979 * Returns OK if a character was found to be available within the given time, 2980 * or FAIL otherwise. 2981 */ 2982 int 2983 gui_wait_for_chars(long wtime, int tb_change_cnt) 2984 { 2985 return gui_wait_for_chars_buf(NULL, 0, wtime, tb_change_cnt); 2986 } 2987 2988 /* 2989 * Equivalent of mch_inchar() for the GUI. 2990 */ 2991 int 2992 gui_inchar( 2993 char_u *buf, 2994 int maxlen, 2995 long wtime, // milli seconds 2996 int tb_change_cnt) 2997 { 2998 return gui_wait_for_chars_buf(buf, maxlen, wtime, tb_change_cnt); 2999 } 3000 3001 /* 3002 * Fill p[4] with mouse coordinates encoded for check_termcode(). 3003 */ 3004 static void 3005 fill_mouse_coord(char_u *p, int col, int row) 3006 { 3007 p[0] = (char_u)(col / 128 + ' ' + 1); 3008 p[1] = (char_u)(col % 128 + ' ' + 1); 3009 p[2] = (char_u)(row / 128 + ' ' + 1); 3010 p[3] = (char_u)(row % 128 + ' ' + 1); 3011 } 3012 3013 /* 3014 * Generic mouse support function. Add a mouse event to the input buffer with 3015 * the given properties. 3016 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, 3017 * MOUSE_X1, MOUSE_X2 3018 * MOUSE_DRAG, or MOUSE_RELEASE. 3019 * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel, 3020 * MOUSE_6 and MOUSE_7 for horizontal scroll wheel. 3021 * x, y --- Coordinates of mouse in pixels. 3022 * repeated_click --- TRUE if this click comes only a short time after a 3023 * previous click. 3024 * modifiers --- Bit field which may be any of the following modifiers 3025 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. 3026 * This function will ignore drag events where the mouse has not moved to a new 3027 * character. 3028 */ 3029 void 3030 gui_send_mouse_event( 3031 int button, 3032 int x, 3033 int y, 3034 int repeated_click, 3035 int_u modifiers) 3036 { 3037 static int prev_row = 0, prev_col = 0; 3038 static int prev_button = -1; 3039 static int num_clicks = 1; 3040 char_u string[10]; 3041 enum key_extra button_char; 3042 int row, col; 3043 #ifdef FEAT_CLIPBOARD 3044 int checkfor; 3045 int did_clip = FALSE; 3046 #endif 3047 3048 /* 3049 * Scrolling may happen at any time, also while a selection is present. 3050 */ 3051 switch (button) 3052 { 3053 case MOUSE_X1: 3054 button_char = KE_X1MOUSE; 3055 goto button_set; 3056 case MOUSE_X2: 3057 button_char = KE_X2MOUSE; 3058 goto button_set; 3059 case MOUSE_4: 3060 button_char = KE_MOUSEDOWN; 3061 goto button_set; 3062 case MOUSE_5: 3063 button_char = KE_MOUSEUP; 3064 goto button_set; 3065 case MOUSE_6: 3066 button_char = KE_MOUSELEFT; 3067 goto button_set; 3068 case MOUSE_7: 3069 button_char = KE_MOUSERIGHT; 3070 button_set: 3071 { 3072 // Don't put events in the input queue now. 3073 if (hold_gui_events) 3074 return; 3075 3076 string[3] = CSI; 3077 string[4] = KS_EXTRA; 3078 string[5] = (int)button_char; 3079 3080 // Pass the pointer coordinates of the scroll event so that we 3081 // know which window to scroll. 3082 row = gui_xy2colrow(x, y, &col); 3083 string[6] = (char_u)(col / 128 + ' ' + 1); 3084 string[7] = (char_u)(col % 128 + ' ' + 1); 3085 string[8] = (char_u)(row / 128 + ' ' + 1); 3086 string[9] = (char_u)(row % 128 + ' ' + 1); 3087 3088 if (modifiers == 0) 3089 add_to_input_buf(string + 3, 7); 3090 else 3091 { 3092 string[0] = CSI; 3093 string[1] = KS_MODIFIER; 3094 string[2] = 0; 3095 if (modifiers & MOUSE_SHIFT) 3096 string[2] |= MOD_MASK_SHIFT; 3097 if (modifiers & MOUSE_CTRL) 3098 string[2] |= MOD_MASK_CTRL; 3099 if (modifiers & MOUSE_ALT) 3100 string[2] |= MOD_MASK_ALT; 3101 add_to_input_buf(string, 10); 3102 } 3103 return; 3104 } 3105 } 3106 3107 #ifdef FEAT_CLIPBOARD 3108 // If a clipboard selection is in progress, handle it 3109 if (clip_star.state == SELECT_IN_PROGRESS) 3110 { 3111 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); 3112 3113 // A release event may still need to be sent if the position is equal. 3114 row = gui_xy2colrow(x, y, &col); 3115 if (button != MOUSE_RELEASE || row != prev_row || col != prev_col) 3116 return; 3117 } 3118 3119 // Determine which mouse settings to look for based on the current mode 3120 switch (get_real_state()) 3121 { 3122 case NORMAL_BUSY: 3123 case OP_PENDING: 3124 # ifdef FEAT_TERMINAL 3125 case TERMINAL: 3126 # endif 3127 case NORMAL: checkfor = MOUSE_NORMAL; break; 3128 case VISUAL: checkfor = MOUSE_VISUAL; break; 3129 case SELECTMODE: checkfor = MOUSE_VISUAL; break; 3130 case REPLACE: 3131 case REPLACE+LANGMAP: 3132 case VREPLACE: 3133 case VREPLACE+LANGMAP: 3134 case INSERT: 3135 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; 3136 case ASKMORE: 3137 case HITRETURN: // At the more- and hit-enter prompt pass the 3138 // mouse event for a click on or below the 3139 // message line. 3140 if (Y_2_ROW(y) >= msg_row) 3141 checkfor = MOUSE_NORMAL; 3142 else 3143 checkfor = MOUSE_RETURN; 3144 break; 3145 3146 /* 3147 * On the command line, use the clipboard selection on all lines 3148 * but the command line. But not when pasting. 3149 */ 3150 case CMDLINE: 3151 case CMDLINE+LANGMAP: 3152 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) 3153 checkfor = MOUSE_NONE; 3154 else 3155 checkfor = MOUSE_COMMAND; 3156 break; 3157 3158 default: 3159 checkfor = MOUSE_NONE; 3160 break; 3161 }; 3162 3163 /* 3164 * Allow clipboard selection of text on the command line in "normal" 3165 * modes. Don't do this when dragging the status line, or extending a 3166 * Visual selection. 3167 */ 3168 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) 3169 && Y_2_ROW(y) >= topframe->fr_height + firstwin->w_winrow 3170 && button != MOUSE_DRAG 3171 # ifdef FEAT_MOUSESHAPE 3172 && !drag_status_line 3173 && !drag_sep_line 3174 # endif 3175 ) 3176 checkfor = MOUSE_NONE; 3177 3178 /* 3179 * Use modeless selection when holding CTRL and SHIFT pressed. 3180 */ 3181 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) 3182 checkfor = MOUSE_NONEF; 3183 3184 /* 3185 * In Ex mode, always use modeless selection. 3186 */ 3187 if (exmode_active) 3188 checkfor = MOUSE_NONE; 3189 3190 /* 3191 * If the mouse settings say to not use the mouse, use the modeless 3192 * selection. But if Visual is active, assume that only the Visual area 3193 * will be selected. 3194 * Exception: On the command line, both the selection is used and a mouse 3195 * key is send. 3196 */ 3197 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) 3198 { 3199 // Don't do modeless selection in Visual mode. 3200 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) 3201 return; 3202 3203 /* 3204 * When 'mousemodel' is "popup", shift-left is translated to right. 3205 * But not when also using Ctrl. 3206 */ 3207 if (mouse_model_popup() && button == MOUSE_LEFT 3208 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) 3209 { 3210 button = MOUSE_RIGHT; 3211 modifiers &= ~ MOUSE_SHIFT; 3212 } 3213 3214 // If the selection is done, allow the right button to extend it. 3215 // If the selection is cleared, allow the right button to start it 3216 // from the cursor position. 3217 if (button == MOUSE_RIGHT) 3218 { 3219 if (clip_star.state == SELECT_CLEARED) 3220 { 3221 if (State & CMDLINE) 3222 { 3223 col = msg_col; 3224 row = msg_row; 3225 } 3226 else 3227 { 3228 col = curwin->w_wcol; 3229 row = curwin->w_wrow + W_WINROW(curwin); 3230 } 3231 clip_start_selection(col, row, FALSE); 3232 } 3233 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), 3234 repeated_click); 3235 did_clip = TRUE; 3236 } 3237 // Allow the left button to start the selection 3238 else if (button == MOUSE_LEFT) 3239 { 3240 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); 3241 did_clip = TRUE; 3242 } 3243 3244 // Always allow pasting 3245 if (button != MOUSE_MIDDLE) 3246 { 3247 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) 3248 return; 3249 if (checkfor != MOUSE_COMMAND) 3250 button = MOUSE_LEFT; 3251 } 3252 repeated_click = FALSE; 3253 } 3254 3255 if (clip_star.state != SELECT_CLEARED && !did_clip) 3256 clip_clear_selection(&clip_star); 3257 #endif 3258 3259 // Don't put events in the input queue now. 3260 if (hold_gui_events) 3261 return; 3262 3263 row = gui_xy2colrow(x, y, &col); 3264 3265 /* 3266 * If we are dragging and the mouse hasn't moved far enough to be on a 3267 * different character, then don't send an event to vim. 3268 */ 3269 if (button == MOUSE_DRAG) 3270 { 3271 if (row == prev_row && col == prev_col) 3272 return; 3273 // Dragging above the window, set "row" to -1 to cause a scroll. 3274 if (y < 0) 3275 row = -1; 3276 } 3277 3278 /* 3279 * If topline has changed (window scrolled) since the last click, reset 3280 * repeated_click, because we don't want starting Visual mode when 3281 * clicking on a different character in the text. 3282 */ 3283 if (curwin->w_topline != gui_prev_topline 3284 #ifdef FEAT_DIFF 3285 || curwin->w_topfill != gui_prev_topfill 3286 #endif 3287 ) 3288 repeated_click = FALSE; 3289 3290 string[0] = CSI; // this sequence is recognized by check_termcode() 3291 string[1] = KS_MOUSE; 3292 string[2] = KE_FILLER; 3293 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) 3294 { 3295 if (repeated_click) 3296 { 3297 /* 3298 * Handle multiple clicks. They only count if the mouse is still 3299 * pointing at the same character. 3300 */ 3301 if (button != prev_button || row != prev_row || col != prev_col) 3302 num_clicks = 1; 3303 else if (++num_clicks > 4) 3304 num_clicks = 1; 3305 } 3306 else 3307 num_clicks = 1; 3308 prev_button = button; 3309 gui_prev_topline = curwin->w_topline; 3310 #ifdef FEAT_DIFF 3311 gui_prev_topfill = curwin->w_topfill; 3312 #endif 3313 3314 string[3] = (char_u)(button | 0x20); 3315 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); 3316 } 3317 else 3318 string[3] = (char_u)button; 3319 3320 string[3] |= modifiers; 3321 fill_mouse_coord(string + 4, col, row); 3322 add_to_input_buf(string, 8); 3323 3324 if (row < 0) 3325 prev_row = 0; 3326 else 3327 prev_row = row; 3328 prev_col = col; 3329 3330 /* 3331 * We need to make sure this is cleared since Athena doesn't tell us when 3332 * he is done dragging. Neither does GTK+ 2 -- at least for now. 3333 */ 3334 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 3335 gui.dragged_sb = SBAR_NONE; 3336 #endif 3337 } 3338 3339 /* 3340 * Convert x and y coordinate to column and row in text window. 3341 * Corrects for multi-byte character. 3342 * returns column in "*colp" and row as return value; 3343 */ 3344 static int 3345 gui_xy2colrow(int x, int y, int *colp) 3346 { 3347 int col = check_col(X_2_COL(x)); 3348 int row = check_row(Y_2_ROW(y)); 3349 3350 *colp = mb_fix_col(col, row); 3351 return row; 3352 } 3353 3354 #if defined(FEAT_MENU) || defined(PROTO) 3355 /* 3356 * Callback function for when a menu entry has been selected. 3357 */ 3358 void 3359 gui_menu_cb(vimmenu_T *menu) 3360 { 3361 char_u bytes[sizeof(long_u)]; 3362 3363 // Don't put events in the input queue now. 3364 if (hold_gui_events) 3365 return; 3366 3367 bytes[0] = CSI; 3368 bytes[1] = KS_MENU; 3369 bytes[2] = KE_FILLER; 3370 add_to_input_buf(bytes, 3); 3371 add_long_to_buf((long_u)menu, bytes); 3372 add_to_input_buf_csi(bytes, sizeof(long_u)); 3373 } 3374 #endif 3375 3376 static int prev_which_scrollbars[3]; 3377 3378 /* 3379 * Set which components are present. 3380 * If "oldval" is not NULL, "oldval" is the previous value, the new value is 3381 * in p_go. 3382 */ 3383 void 3384 gui_init_which_components(char_u *oldval UNUSED) 3385 { 3386 #ifdef FEAT_GUI_DARKTHEME 3387 static int prev_dark_theme = -1; 3388 int using_dark_theme = FALSE; 3389 #endif 3390 #ifdef FEAT_MENU 3391 static int prev_menu_is_active = -1; 3392 #endif 3393 #ifdef FEAT_TOOLBAR 3394 static int prev_toolbar = -1; 3395 int using_toolbar = FALSE; 3396 #endif 3397 #ifdef FEAT_GUI_TABLINE 3398 int using_tabline; 3399 #endif 3400 #ifdef FEAT_FOOTER 3401 static int prev_footer = -1; 3402 int using_footer = FALSE; 3403 #endif 3404 #if defined(FEAT_MENU) 3405 static int prev_tearoff = -1; 3406 int using_tearoff = FALSE; 3407 #endif 3408 3409 char_u *p; 3410 int i; 3411 #ifdef FEAT_MENU 3412 int grey_old, grey_new; 3413 char_u *temp; 3414 #endif 3415 win_T *wp; 3416 int need_set_size; 3417 int fix_size; 3418 3419 #ifdef FEAT_MENU 3420 if (oldval != NULL && gui.in_use) 3421 { 3422 /* 3423 * Check if the menus go from grey to non-grey or vice versa. 3424 */ 3425 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); 3426 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); 3427 if (grey_old != grey_new) 3428 { 3429 temp = p_go; 3430 p_go = oldval; 3431 gui_update_menus(MENU_ALL_MODES); 3432 p_go = temp; 3433 } 3434 } 3435 gui.menu_is_active = FALSE; 3436 #endif 3437 3438 for (i = 0; i < 3; i++) 3439 gui.which_scrollbars[i] = FALSE; 3440 for (p = p_go; *p; p++) 3441 switch (*p) 3442 { 3443 case GO_LEFT: 3444 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3445 break; 3446 case GO_RIGHT: 3447 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3448 break; 3449 case GO_VLEFT: 3450 if (win_hasvertsplit()) 3451 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3452 break; 3453 case GO_VRIGHT: 3454 if (win_hasvertsplit()) 3455 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3456 break; 3457 case GO_BOT: 3458 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; 3459 break; 3460 #ifdef FEAT_GUI_DARKTHEME 3461 case GO_DARKTHEME: 3462 using_dark_theme = TRUE; 3463 break; 3464 #endif 3465 #ifdef FEAT_MENU 3466 case GO_MENUS: 3467 gui.menu_is_active = TRUE; 3468 break; 3469 #endif 3470 case GO_GREY: 3471 // make menu's have grey items, ignored here 3472 break; 3473 #ifdef FEAT_TOOLBAR 3474 case GO_TOOLBAR: 3475 using_toolbar = TRUE; 3476 break; 3477 #endif 3478 #ifdef FEAT_FOOTER 3479 case GO_FOOTER: 3480 using_footer = TRUE; 3481 break; 3482 #endif 3483 case GO_TEAROFF: 3484 #if defined(FEAT_MENU) 3485 using_tearoff = TRUE; 3486 #endif 3487 break; 3488 default: 3489 // Ignore options that are not supported 3490 break; 3491 } 3492 3493 if (gui.in_use) 3494 { 3495 need_set_size = 0; 3496 fix_size = FALSE; 3497 3498 #ifdef FEAT_GUI_DARKTHEME 3499 if (using_dark_theme != prev_dark_theme) 3500 { 3501 gui_mch_set_dark_theme(using_dark_theme); 3502 prev_dark_theme = using_dark_theme; 3503 } 3504 #endif 3505 3506 #ifdef FEAT_GUI_TABLINE 3507 // Update the GUI tab line, it may appear or disappear. This may 3508 // cause the non-GUI tab line to disappear or appear. 3509 using_tabline = gui_has_tabline(); 3510 if (!gui_mch_showing_tabline() != !using_tabline) 3511 { 3512 // We don't want a resize event change "Rows" here, save and 3513 // restore it. Resizing is handled below. 3514 i = Rows; 3515 gui_update_tabline(); 3516 Rows = i; 3517 need_set_size |= RESIZE_VERT; 3518 if (using_tabline) 3519 fix_size = TRUE; 3520 if (!gui_use_tabline()) 3521 redraw_tabline = TRUE; // may draw non-GUI tab line 3522 } 3523 #endif 3524 3525 for (i = 0; i < 3; i++) 3526 { 3527 // The scrollbar needs to be updated when it is shown/unshown and 3528 // when switching tab pages. But the size only changes when it's 3529 // shown/unshown. Thus we need two places to remember whether a 3530 // scrollbar is there or not. 3531 if (gui.which_scrollbars[i] != prev_which_scrollbars[i] 3532 || gui.which_scrollbars[i] 3533 != curtab->tp_prev_which_scrollbars[i]) 3534 { 3535 if (i == SBAR_BOTTOM) 3536 gui_mch_enable_scrollbar(&gui.bottom_sbar, 3537 gui.which_scrollbars[i]); 3538 else 3539 { 3540 FOR_ALL_WINDOWS(wp) 3541 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); 3542 } 3543 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) 3544 { 3545 if (i == SBAR_BOTTOM) 3546 need_set_size |= RESIZE_VERT; 3547 else 3548 need_set_size |= RESIZE_HOR; 3549 if (gui.which_scrollbars[i]) 3550 fix_size = TRUE; 3551 } 3552 } 3553 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3554 prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3555 } 3556 3557 #ifdef FEAT_MENU 3558 if (gui.menu_is_active != prev_menu_is_active) 3559 { 3560 // We don't want a resize event change "Rows" here, save and 3561 // restore it. Resizing is handled below. 3562 i = Rows; 3563 gui_mch_enable_menu(gui.menu_is_active); 3564 Rows = i; 3565 prev_menu_is_active = gui.menu_is_active; 3566 need_set_size |= RESIZE_VERT; 3567 if (gui.menu_is_active) 3568 fix_size = TRUE; 3569 } 3570 #endif 3571 3572 #ifdef FEAT_TOOLBAR 3573 if (using_toolbar != prev_toolbar) 3574 { 3575 gui_mch_show_toolbar(using_toolbar); 3576 prev_toolbar = using_toolbar; 3577 need_set_size |= RESIZE_VERT; 3578 if (using_toolbar) 3579 fix_size = TRUE; 3580 } 3581 #endif 3582 #ifdef FEAT_FOOTER 3583 if (using_footer != prev_footer) 3584 { 3585 gui_mch_enable_footer(using_footer); 3586 prev_footer = using_footer; 3587 need_set_size |= RESIZE_VERT; 3588 if (using_footer) 3589 fix_size = TRUE; 3590 } 3591 #endif 3592 #if defined(FEAT_MENU) && !(defined(MSWIN) && !defined(FEAT_TEAROFF)) 3593 if (using_tearoff != prev_tearoff) 3594 { 3595 gui_mch_toggle_tearoffs(using_tearoff); 3596 prev_tearoff = using_tearoff; 3597 } 3598 #endif 3599 if (need_set_size != 0) 3600 { 3601 #ifdef FEAT_GUI_GTK 3602 long prev_Columns = Columns; 3603 long prev_Rows = Rows; 3604 #endif 3605 // Adjust the size of the window to make the text area keep the 3606 // same size and to avoid that part of our window is off-screen 3607 // and a scrollbar can't be used, for example. 3608 gui_set_shellsize(FALSE, fix_size, need_set_size); 3609 3610 #ifdef FEAT_GUI_GTK 3611 // GTK has the annoying habit of sending us resize events when 3612 // changing the window size ourselves. This mostly happens when 3613 // waiting for a character to arrive, quite unpredictably, and may 3614 // change Columns and Rows when we don't want it. Wait for a 3615 // character here to avoid this effect. 3616 // If you remove this, please test this command for resizing 3617 // effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". 3618 // Don't do this while starting up though. 3619 // Don't change Rows when adding menu/toolbar/tabline. 3620 // Don't change Columns when adding vertical toolbar. 3621 if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR)) 3622 (void)char_avail(); 3623 if ((need_set_size & RESIZE_VERT) == 0) 3624 Rows = prev_Rows; 3625 if ((need_set_size & RESIZE_HOR) == 0) 3626 Columns = prev_Columns; 3627 #endif 3628 } 3629 // When the console tabline appears or disappears the window positions 3630 // change. 3631 if (firstwin->w_winrow != tabline_height()) 3632 shell_new_rows(); // recompute window positions and heights 3633 } 3634 } 3635 3636 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3637 /* 3638 * Return TRUE if the GUI is taking care of the tabline. 3639 * It may still be hidden if 'showtabline' is zero. 3640 */ 3641 int 3642 gui_use_tabline(void) 3643 { 3644 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; 3645 } 3646 3647 /* 3648 * Return TRUE if the GUI is showing the tabline. 3649 * This uses 'showtabline'. 3650 */ 3651 static int 3652 gui_has_tabline(void) 3653 { 3654 if (!gui_use_tabline() 3655 || p_stal == 0 3656 || (p_stal == 1 && first_tabpage->tp_next == NULL)) 3657 return FALSE; 3658 return TRUE; 3659 } 3660 3661 /* 3662 * Update the tabline. 3663 * This may display/undisplay the tabline and update the labels. 3664 */ 3665 void 3666 gui_update_tabline(void) 3667 { 3668 int showit = gui_has_tabline(); 3669 int shown = gui_mch_showing_tabline(); 3670 3671 if (!gui.starting && starting == 0) 3672 { 3673 // Updating the tabline uses direct GUI commands, flush 3674 // outstanding instructions first. (esp. clear screen) 3675 out_flush(); 3676 3677 if (!showit != !shown) 3678 gui_mch_show_tabline(showit); 3679 if (showit != 0) 3680 gui_mch_update_tabline(); 3681 3682 // When the tabs change from hidden to shown or from shown to 3683 // hidden the size of the text area should remain the same. 3684 if (!showit != !shown) 3685 gui_set_shellsize(FALSE, showit, RESIZE_VERT); 3686 } 3687 } 3688 3689 /* 3690 * Get the label or tooltip for tab page "tp" into NameBuff[]. 3691 */ 3692 void 3693 get_tabline_label( 3694 tabpage_T *tp, 3695 int tooltip) // TRUE: get tooltip 3696 { 3697 int modified = FALSE; 3698 char_u buf[40]; 3699 int wincount; 3700 win_T *wp; 3701 char_u **opt; 3702 3703 // Use 'guitablabel' or 'guitabtooltip' if it's set. 3704 opt = (tooltip ? &p_gtt : &p_gtl); 3705 if (**opt != NUL) 3706 { 3707 int use_sandbox = FALSE; 3708 int called_emsg_before = called_emsg; 3709 char_u res[MAXPATHL]; 3710 tabpage_T *save_curtab; 3711 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" 3712 : "guitablabel"); 3713 3714 printer_page_num = tabpage_index(tp); 3715 # ifdef FEAT_EVAL 3716 set_vim_var_nr(VV_LNUM, printer_page_num); 3717 use_sandbox = was_set_insecurely(opt_name, 0); 3718 # endif 3719 // It's almost as going to the tabpage, but without autocommands. 3720 curtab->tp_firstwin = firstwin; 3721 curtab->tp_lastwin = lastwin; 3722 curtab->tp_curwin = curwin; 3723 save_curtab = curtab; 3724 curtab = tp; 3725 topframe = curtab->tp_topframe; 3726 firstwin = curtab->tp_firstwin; 3727 lastwin = curtab->tp_lastwin; 3728 curwin = curtab->tp_curwin; 3729 curbuf = curwin->w_buffer; 3730 3731 // Can't use NameBuff directly, build_stl_str_hl() uses it. 3732 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox, 3733 0, (int)Columns, NULL, NULL); 3734 STRCPY(NameBuff, res); 3735 3736 // Back to the original curtab. 3737 curtab = save_curtab; 3738 topframe = curtab->tp_topframe; 3739 firstwin = curtab->tp_firstwin; 3740 lastwin = curtab->tp_lastwin; 3741 curwin = curtab->tp_curwin; 3742 curbuf = curwin->w_buffer; 3743 3744 if (called_emsg > called_emsg_before) 3745 set_string_option_direct(opt_name, -1, 3746 (char_u *)"", OPT_FREE, SID_ERROR); 3747 } 3748 3749 // If 'guitablabel'/'guitabtooltip' is not set or the result is empty then 3750 // use a default label. 3751 if (**opt == NUL || *NameBuff == NUL) 3752 { 3753 // Get the buffer name into NameBuff[] and shorten it. 3754 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); 3755 if (!tooltip) 3756 shorten_dir(NameBuff); 3757 3758 wp = (tp == curtab) ? firstwin : tp->tp_firstwin; 3759 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) 3760 if (bufIsChanged(wp->w_buffer)) 3761 modified = TRUE; 3762 if (modified || wincount > 1) 3763 { 3764 if (wincount > 1) 3765 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); 3766 else 3767 buf[0] = NUL; 3768 if (modified) 3769 STRCAT(buf, "+"); 3770 STRCAT(buf, " "); 3771 STRMOVE(NameBuff + STRLEN(buf), NameBuff); 3772 mch_memmove(NameBuff, buf, STRLEN(buf)); 3773 } 3774 } 3775 } 3776 3777 /* 3778 * Send the event for clicking to select tab page "nr". 3779 * Returns TRUE if it was done, FALSE when skipped because we are already at 3780 * that tab page or the cmdline window is open. 3781 */ 3782 int 3783 send_tabline_event(int nr) 3784 { 3785 char_u string[3]; 3786 3787 if (nr == tabpage_index(curtab)) 3788 return FALSE; 3789 3790 // Don't put events in the input queue now. 3791 if (hold_gui_events 3792 # ifdef FEAT_CMDWIN 3793 || cmdwin_type != 0 3794 # endif 3795 ) 3796 { 3797 // Set it back to the current tab page. 3798 gui_mch_set_curtab(tabpage_index(curtab)); 3799 return FALSE; 3800 } 3801 3802 string[0] = CSI; 3803 string[1] = KS_TABLINE; 3804 string[2] = KE_FILLER; 3805 add_to_input_buf(string, 3); 3806 string[0] = nr; 3807 add_to_input_buf_csi(string, 1); 3808 return TRUE; 3809 } 3810 3811 /* 3812 * Send a tabline menu event 3813 */ 3814 void 3815 send_tabline_menu_event(int tabidx, int event) 3816 { 3817 char_u string[3]; 3818 3819 // Don't put events in the input queue now. 3820 if (hold_gui_events) 3821 return; 3822 3823 // Cannot close the last tabpage. 3824 if (event == TABLINE_MENU_CLOSE && first_tabpage->tp_next == NULL) 3825 return; 3826 3827 string[0] = CSI; 3828 string[1] = KS_TABMENU; 3829 string[2] = KE_FILLER; 3830 add_to_input_buf(string, 3); 3831 string[0] = tabidx; 3832 string[1] = (char_u)(long)event; 3833 add_to_input_buf_csi(string, 2); 3834 } 3835 3836 #endif 3837 3838 /* 3839 * Scrollbar stuff: 3840 */ 3841 3842 /* 3843 * Remove all scrollbars. Used before switching to another tab page. 3844 */ 3845 void 3846 gui_remove_scrollbars(void) 3847 { 3848 int i; 3849 win_T *wp; 3850 3851 for (i = 0; i < 3; i++) 3852 { 3853 if (i == SBAR_BOTTOM) 3854 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); 3855 else 3856 { 3857 FOR_ALL_WINDOWS(wp) 3858 gui_do_scrollbar(wp, i, FALSE); 3859 } 3860 curtab->tp_prev_which_scrollbars[i] = -1; 3861 } 3862 } 3863 3864 void 3865 gui_create_scrollbar(scrollbar_T *sb, int type, win_T *wp) 3866 { 3867 static int sbar_ident = 0; 3868 3869 sb->ident = sbar_ident++; // No check for too big, but would it happen? 3870 sb->wp = wp; 3871 sb->type = type; 3872 sb->value = 0; 3873 #ifdef FEAT_GUI_ATHENA 3874 sb->pixval = 0; 3875 #endif 3876 sb->size = 1; 3877 sb->max = 1; 3878 sb->top = 0; 3879 sb->height = 0; 3880 sb->width = 0; 3881 sb->status_height = 0; 3882 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); 3883 } 3884 3885 /* 3886 * Find the scrollbar with the given index. 3887 */ 3888 scrollbar_T * 3889 gui_find_scrollbar(long ident) 3890 { 3891 win_T *wp; 3892 3893 if (gui.bottom_sbar.ident == ident) 3894 return &gui.bottom_sbar; 3895 FOR_ALL_WINDOWS(wp) 3896 { 3897 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) 3898 return &wp->w_scrollbars[SBAR_LEFT]; 3899 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) 3900 return &wp->w_scrollbars[SBAR_RIGHT]; 3901 } 3902 return NULL; 3903 } 3904 3905 /* 3906 * For most systems: Put a code in the input buffer for a dragged scrollbar. 3907 * 3908 * For Win32, Macintosh and GTK+ 2: 3909 * Scrollbars seem to grab focus and vim doesn't read the input queue until 3910 * you stop dragging the scrollbar. We get here each time the scrollbar is 3911 * dragged another pixel, but as far as the rest of vim goes, it thinks 3912 * we're just hanging in the call to DispatchMessage() in 3913 * process_message(). The DispatchMessage() call that hangs was passed a 3914 * mouse button click event in the scrollbar window. -- webb. 3915 * 3916 * Solution: Do the scrolling right here. But only when allowed. 3917 * Ignore the scrollbars while executing an external command or when there 3918 * are still characters to be processed. 3919 */ 3920 void 3921 gui_drag_scrollbar(scrollbar_T *sb, long value, int still_dragging) 3922 { 3923 win_T *wp; 3924 int sb_num; 3925 #ifdef USE_ON_FLY_SCROLL 3926 colnr_T old_leftcol = curwin->w_leftcol; 3927 linenr_T old_topline = curwin->w_topline; 3928 # ifdef FEAT_DIFF 3929 int old_topfill = curwin->w_topfill; 3930 # endif 3931 #else 3932 char_u bytes[sizeof(long_u)]; 3933 int byte_count; 3934 #endif 3935 3936 if (sb == NULL) 3937 return; 3938 3939 // Don't put events in the input queue now. 3940 if (hold_gui_events) 3941 return; 3942 3943 #ifdef FEAT_CMDWIN 3944 if (cmdwin_type != 0 && sb->wp != curwin) 3945 return; 3946 #endif 3947 3948 if (still_dragging) 3949 { 3950 if (sb->wp == NULL) 3951 gui.dragged_sb = SBAR_BOTTOM; 3952 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) 3953 gui.dragged_sb = SBAR_LEFT; 3954 else 3955 gui.dragged_sb = SBAR_RIGHT; 3956 gui.dragged_wp = sb->wp; 3957 } 3958 else 3959 { 3960 gui.dragged_sb = SBAR_NONE; 3961 #ifdef FEAT_GUI_GTK 3962 // Keep the "dragged_wp" value until after the scrolling, for when the 3963 // mouse button is released. GTK2 doesn't send the button-up event. 3964 gui.dragged_wp = NULL; 3965 #endif 3966 } 3967 3968 // Vertical sbar info is kept in the first sbar (the left one) 3969 if (sb->wp != NULL) 3970 sb = &sb->wp->w_scrollbars[0]; 3971 3972 /* 3973 * Check validity of value 3974 */ 3975 if (value < 0) 3976 value = 0; 3977 #ifdef SCROLL_PAST_END 3978 else if (value > sb->max) 3979 value = sb->max; 3980 #else 3981 if (value > sb->max - sb->size + 1) 3982 value = sb->max - sb->size + 1; 3983 #endif 3984 3985 sb->value = value; 3986 3987 #ifdef USE_ON_FLY_SCROLL 3988 // When not allowed to do the scrolling right now, return. 3989 // This also checked input_available(), but that causes the first click in 3990 // a scrollbar to be ignored when Vim doesn't have focus. 3991 if (dont_scroll) 3992 return; 3993 #endif 3994 // Disallow scrolling the current window when the completion popup menu is 3995 // visible. 3996 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible()) 3997 return; 3998 3999 #ifdef FEAT_RIGHTLEFT 4000 if (sb->wp == NULL && curwin->w_p_rl) 4001 { 4002 value = sb->max + 1 - sb->size - value; 4003 if (value < 0) 4004 value = 0; 4005 } 4006 #endif 4007 4008 if (sb->wp != NULL) // vertical scrollbar 4009 { 4010 sb_num = 0; 4011 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) 4012 sb_num++; 4013 if (wp == NULL) 4014 return; 4015 4016 #ifdef USE_ON_FLY_SCROLL 4017 current_scrollbar = sb_num; 4018 scrollbar_value = value; 4019 if (State & NORMAL) 4020 { 4021 gui_do_scroll(); 4022 setcursor(); 4023 } 4024 else if (State & INSERT) 4025 { 4026 ins_scroll(); 4027 setcursor(); 4028 } 4029 else if (State & CMDLINE) 4030 { 4031 if (msg_scrolled == 0) 4032 { 4033 gui_do_scroll(); 4034 redrawcmdline(); 4035 } 4036 } 4037 # ifdef FEAT_FOLDING 4038 // Value may have been changed for closed fold. 4039 sb->value = sb->wp->w_topline - 1; 4040 # endif 4041 4042 // When dragging one scrollbar and there is another one at the other 4043 // side move the thumb of that one too. 4044 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) 4045 gui_mch_set_scrollbar_thumb( 4046 &sb->wp->w_scrollbars[ 4047 sb == &sb->wp->w_scrollbars[SBAR_RIGHT] 4048 ? SBAR_LEFT : SBAR_RIGHT], 4049 sb->value, sb->size, sb->max); 4050 4051 #else 4052 bytes[0] = CSI; 4053 bytes[1] = KS_VER_SCROLLBAR; 4054 bytes[2] = KE_FILLER; 4055 bytes[3] = (char_u)sb_num; 4056 byte_count = 4; 4057 #endif 4058 } 4059 else 4060 { 4061 #ifdef USE_ON_FLY_SCROLL 4062 scrollbar_value = value; 4063 4064 if (State & NORMAL) 4065 gui_do_horiz_scroll(scrollbar_value, FALSE); 4066 else if (State & INSERT) 4067 ins_horscroll(); 4068 else if (State & CMDLINE) 4069 { 4070 if (msg_scrolled == 0) 4071 { 4072 gui_do_horiz_scroll(scrollbar_value, FALSE); 4073 redrawcmdline(); 4074 } 4075 } 4076 if (old_leftcol != curwin->w_leftcol) 4077 { 4078 updateWindow(curwin); // update window, status and cmdline 4079 setcursor(); 4080 } 4081 #else 4082 bytes[0] = CSI; 4083 bytes[1] = KS_HOR_SCROLLBAR; 4084 bytes[2] = KE_FILLER; 4085 byte_count = 3; 4086 #endif 4087 } 4088 4089 #ifdef USE_ON_FLY_SCROLL 4090 /* 4091 * synchronize other windows, as necessary according to 'scrollbind' 4092 */ 4093 if (curwin->w_p_scb 4094 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) 4095 || (sb->wp == curwin && (curwin->w_topline != old_topline 4096 # ifdef FEAT_DIFF 4097 || curwin->w_topfill != old_topfill 4098 # endif 4099 )))) 4100 { 4101 do_check_scrollbind(TRUE); 4102 // need to update the window right here 4103 FOR_ALL_WINDOWS(wp) 4104 if (wp->w_redr_type > 0) 4105 updateWindow(wp); 4106 setcursor(); 4107 } 4108 out_flush_cursor(FALSE, TRUE); 4109 #else 4110 add_to_input_buf(bytes, byte_count); 4111 add_long_to_buf((long_u)value, bytes); 4112 add_to_input_buf_csi(bytes, sizeof(long_u)); 4113 #endif 4114 } 4115 4116 /* 4117 * Scrollbar stuff: 4118 */ 4119 4120 /* 4121 * Called when something in the window layout has changed. 4122 */ 4123 void 4124 gui_may_update_scrollbars(void) 4125 { 4126 if (gui.in_use && starting == 0) 4127 { 4128 out_flush(); 4129 gui_init_which_components(NULL); 4130 gui_update_scrollbars(TRUE); 4131 } 4132 need_mouse_correct = TRUE; 4133 } 4134 4135 void 4136 gui_update_scrollbars( 4137 int force) // Force all scrollbars to get updated 4138 { 4139 win_T *wp; 4140 scrollbar_T *sb; 4141 long val, size, max; // need 32 bits here 4142 int which_sb; 4143 int h, y; 4144 static win_T *prev_curwin = NULL; 4145 4146 // Update the horizontal scrollbar 4147 gui_update_horiz_scrollbar(force); 4148 4149 #ifndef MSWIN 4150 // Return straight away if there is neither a left nor right scrollbar. 4151 // On MS-Windows this is required anyway for scrollwheel messages. 4152 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) 4153 return; 4154 #endif 4155 4156 /* 4157 * Don't want to update a scrollbar while we're dragging it. But if we 4158 * have both a left and right scrollbar, and we drag one of them, we still 4159 * need to update the other one. 4160 */ 4161 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) 4162 && gui.which_scrollbars[SBAR_LEFT] 4163 && gui.which_scrollbars[SBAR_RIGHT]) 4164 { 4165 /* 4166 * If we have two scrollbars and one of them is being dragged, just 4167 * copy the scrollbar position from the dragged one to the other one. 4168 */ 4169 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; 4170 if (gui.dragged_wp != NULL) 4171 gui_mch_set_scrollbar_thumb( 4172 &gui.dragged_wp->w_scrollbars[which_sb], 4173 gui.dragged_wp->w_scrollbars[0].value, 4174 gui.dragged_wp->w_scrollbars[0].size, 4175 gui.dragged_wp->w_scrollbars[0].max); 4176 } 4177 4178 // avoid that moving components around generates events 4179 ++hold_gui_events; 4180 4181 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp)) 4182 { 4183 if (wp->w_buffer == NULL) // just in case 4184 continue; 4185 // Skip a scrollbar that is being dragged. 4186 if (!force && (gui.dragged_sb == SBAR_LEFT 4187 || gui.dragged_sb == SBAR_RIGHT) 4188 && gui.dragged_wp == wp) 4189 continue; 4190 4191 #ifdef SCROLL_PAST_END 4192 max = wp->w_buffer->b_ml.ml_line_count - 1; 4193 #else 4194 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; 4195 #endif 4196 if (max < 0) // empty buffer 4197 max = 0; 4198 val = wp->w_topline - 1; 4199 size = wp->w_height; 4200 #ifdef SCROLL_PAST_END 4201 if (val > max) // just in case 4202 val = max; 4203 #else 4204 if (size > max + 1) // just in case 4205 size = max + 1; 4206 if (val > max - size + 1) 4207 val = max - size + 1; 4208 #endif 4209 if (val < 0) // minimal value is 0 4210 val = 0; 4211 4212 /* 4213 * Scrollbar at index 0 (the left one) contains all the information. 4214 * It would be the same info for left and right so we just store it for 4215 * one of them. 4216 */ 4217 sb = &wp->w_scrollbars[0]; 4218 4219 /* 4220 * Note: no check for valid w_botline. If it's not valid the 4221 * scrollbars will be updated later anyway. 4222 */ 4223 if (size < 1 || wp->w_botline - 2 > max) 4224 { 4225 /* 4226 * This can happen during changing files. Just don't update the 4227 * scrollbar for now. 4228 */ 4229 sb->height = 0; // Force update next time 4230 if (gui.which_scrollbars[SBAR_LEFT]) 4231 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); 4232 if (gui.which_scrollbars[SBAR_RIGHT]) 4233 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); 4234 continue; 4235 } 4236 if (force || sb->height != wp->w_height 4237 || sb->top != wp->w_winrow 4238 || sb->status_height != wp->w_status_height 4239 || sb->width != wp->w_width 4240 || prev_curwin != curwin) 4241 { 4242 // Height, width or position of scrollbar has changed. For 4243 // vertical split: curwin changed. 4244 sb->height = wp->w_height; 4245 sb->top = wp->w_winrow; 4246 sb->status_height = wp->w_status_height; 4247 sb->width = wp->w_width; 4248 4249 // Calculate height and position in pixels 4250 h = (sb->height + sb->status_height) * gui.char_height; 4251 y = sb->top * gui.char_height + gui.border_offset; 4252 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) 4253 if (gui.menu_is_active) 4254 y += gui.menu_height; 4255 #endif 4256 4257 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA)) 4258 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 4259 # ifdef FEAT_GUI_ATHENA 4260 y += gui.toolbar_height; 4261 # else 4262 # ifdef FEAT_GUI_MSWIN 4263 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 4264 # endif 4265 # endif 4266 #endif 4267 4268 #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) 4269 if (gui_has_tabline()) 4270 y += gui.tabline_height; 4271 #endif 4272 4273 if (wp->w_winrow == 0) 4274 { 4275 // Height of top scrollbar includes width of top border 4276 h += gui.border_offset; 4277 y -= gui.border_offset; 4278 } 4279 if (gui.which_scrollbars[SBAR_LEFT]) 4280 { 4281 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], 4282 gui.left_sbar_x, y, 4283 gui.scrollbar_width, h); 4284 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); 4285 } 4286 if (gui.which_scrollbars[SBAR_RIGHT]) 4287 { 4288 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], 4289 gui.right_sbar_x, y, 4290 gui.scrollbar_width, h); 4291 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); 4292 } 4293 } 4294 4295 // Reduce the number of calls to gui_mch_set_scrollbar_thumb() by 4296 // checking if the thumb moved at least a pixel. Only do this for 4297 // Athena, most other GUIs require the update anyway to make the 4298 // arrows work. 4299 #ifdef FEAT_GUI_ATHENA 4300 if (max == 0) 4301 y = 0; 4302 else 4303 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; 4304 if (force || sb->pixval != y || sb->size != size || sb->max != max) 4305 #else 4306 if (force || sb->value != val || sb->size != size || sb->max != max) 4307 #endif 4308 { 4309 // Thumb of scrollbar has moved 4310 sb->value = val; 4311 #ifdef FEAT_GUI_ATHENA 4312 sb->pixval = y; 4313 #endif 4314 sb->size = size; 4315 sb->max = max; 4316 if (gui.which_scrollbars[SBAR_LEFT] 4317 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) 4318 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], 4319 val, size, max); 4320 if (gui.which_scrollbars[SBAR_RIGHT] 4321 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) 4322 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], 4323 val, size, max); 4324 } 4325 } 4326 prev_curwin = curwin; 4327 --hold_gui_events; 4328 } 4329 4330 /* 4331 * Enable or disable a scrollbar. 4332 * Check for scrollbars for vertically split windows which are not enabled 4333 * sometimes. 4334 */ 4335 static void 4336 gui_do_scrollbar( 4337 win_T *wp, 4338 int which, // SBAR_LEFT or SBAR_RIGHT 4339 int enable) // TRUE to enable scrollbar 4340 { 4341 int midcol = curwin->w_wincol + curwin->w_width / 2; 4342 int has_midcol = (wp->w_wincol <= midcol 4343 && wp->w_wincol + wp->w_width >= midcol); 4344 4345 // Only enable scrollbars that contain the middle column of the current 4346 // window. 4347 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) 4348 { 4349 // Scrollbars only on one side. Don't enable scrollbars that don't 4350 // contain the middle column of the current window. 4351 if (!has_midcol) 4352 enable = FALSE; 4353 } 4354 else 4355 { 4356 // Scrollbars on both sides. Don't enable scrollbars that neither 4357 // contain the middle column of the current window nor are on the far 4358 // side. 4359 if (midcol > Columns / 2) 4360 { 4361 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) 4362 enable = FALSE; 4363 } 4364 else 4365 { 4366 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns 4367 : !has_midcol) 4368 enable = FALSE; 4369 } 4370 } 4371 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); 4372 } 4373 4374 /* 4375 * Scroll a window according to the values set in the globals current_scrollbar 4376 * and scrollbar_value. Return TRUE if the cursor in the current window moved 4377 * or FALSE otherwise. 4378 */ 4379 int 4380 gui_do_scroll(void) 4381 { 4382 win_T *wp, *save_wp; 4383 int i; 4384 long nlines; 4385 pos_T old_cursor; 4386 linenr_T old_topline; 4387 #ifdef FEAT_DIFF 4388 int old_topfill; 4389 #endif 4390 4391 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4392 if (wp == NULL) 4393 break; 4394 if (wp == NULL) 4395 // Couldn't find window 4396 return FALSE; 4397 4398 /* 4399 * Compute number of lines to scroll. If zero, nothing to do. 4400 */ 4401 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; 4402 if (nlines == 0) 4403 return FALSE; 4404 4405 save_wp = curwin; 4406 old_topline = wp->w_topline; 4407 #ifdef FEAT_DIFF 4408 old_topfill = wp->w_topfill; 4409 #endif 4410 old_cursor = wp->w_cursor; 4411 curwin = wp; 4412 curbuf = wp->w_buffer; 4413 if (nlines < 0) 4414 scrolldown(-nlines, gui.dragged_wp == NULL); 4415 else 4416 scrollup(nlines, gui.dragged_wp == NULL); 4417 // Reset dragged_wp after using it. "dragged_sb" will have been reset for 4418 // the mouse-up event already, but we still want it to behave like when 4419 // dragging. But not the next click in an arrow. 4420 if (gui.dragged_sb == SBAR_NONE) 4421 gui.dragged_wp = NULL; 4422 4423 if (old_topline != wp->w_topline 4424 #ifdef FEAT_DIFF 4425 || old_topfill != wp->w_topfill 4426 #endif 4427 ) 4428 { 4429 if (get_scrolloff_value() != 0) 4430 { 4431 cursor_correct(); // fix window for 'so' 4432 update_topline(); // avoid up/down jump 4433 } 4434 if (old_cursor.lnum != wp->w_cursor.lnum) 4435 coladvance(wp->w_curswant); 4436 wp->w_scbind_pos = wp->w_topline; 4437 } 4438 4439 // Make sure wp->w_leftcol and wp->w_skipcol are correct. 4440 validate_cursor(); 4441 4442 curwin = save_wp; 4443 curbuf = save_wp->w_buffer; 4444 4445 /* 4446 * Don't call updateWindow() when nothing has changed (it will overwrite 4447 * the status line!). 4448 */ 4449 if (old_topline != wp->w_topline 4450 || wp->w_redr_type != 0 4451 #ifdef FEAT_DIFF 4452 || old_topfill != wp->w_topfill 4453 #endif 4454 ) 4455 { 4456 int type = VALID; 4457 4458 if (pum_visible()) 4459 { 4460 type = NOT_VALID; 4461 wp->w_lines_valid = 0; 4462 } 4463 4464 // Don't set must_redraw here, it may cause the popup menu to 4465 // disappear when losing focus after a scrollbar drag. 4466 if (wp->w_redr_type < type) 4467 wp->w_redr_type = type; 4468 mch_disable_flush(); 4469 updateWindow(wp); // update window, status line, and cmdline 4470 mch_enable_flush(); 4471 } 4472 4473 // May need to redraw the popup menu. 4474 if (pum_visible()) 4475 pum_redraw(); 4476 4477 return (wp == curwin && !EQUAL_POS(curwin->w_cursor, old_cursor)); 4478 } 4479 4480 4481 /* 4482 * Horizontal scrollbar stuff: 4483 */ 4484 4485 /* 4486 * Return length of line "lnum" for horizontal scrolling. 4487 */ 4488 static colnr_T 4489 scroll_line_len(linenr_T lnum) 4490 { 4491 char_u *p; 4492 colnr_T col; 4493 int w; 4494 4495 p = ml_get(lnum); 4496 col = 0; 4497 if (*p != NUL) 4498 for (;;) 4499 { 4500 w = chartabsize(p, col); 4501 MB_PTR_ADV(p); 4502 if (*p == NUL) // don't count the last character 4503 break; 4504 col += w; 4505 } 4506 return col; 4507 } 4508 4509 // Remember which line is currently the longest, so that we don't have to 4510 // search for it when scrolling horizontally. 4511 static linenr_T longest_lnum = 0; 4512 4513 /* 4514 * Find longest visible line number. If this is not possible (or not desired, 4515 * by setting 'h' in "guioptions") then the current line number is returned. 4516 */ 4517 static linenr_T 4518 gui_find_longest_lnum(void) 4519 { 4520 linenr_T ret = 0; 4521 4522 // Calculate maximum for horizontal scrollbar. Check for reasonable 4523 // line numbers, topline and botline can be invalid when displaying is 4524 // postponed. 4525 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4526 && curwin->w_topline <= curwin->w_cursor.lnum 4527 && curwin->w_botline > curwin->w_cursor.lnum 4528 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) 4529 { 4530 linenr_T lnum; 4531 colnr_T n; 4532 long max = 0; 4533 4534 // Use maximum of all visible lines. Remember the lnum of the 4535 // longest line, closest to the cursor line. Used when scrolling 4536 // below. 4537 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) 4538 { 4539 n = scroll_line_len(lnum); 4540 if (n > (colnr_T)max) 4541 { 4542 max = n; 4543 ret = lnum; 4544 } 4545 else if (n == (colnr_T)max 4546 && abs((int)(lnum - curwin->w_cursor.lnum)) 4547 < abs((int)(ret - curwin->w_cursor.lnum))) 4548 ret = lnum; 4549 } 4550 } 4551 else 4552 // Use cursor line only. 4553 ret = curwin->w_cursor.lnum; 4554 4555 return ret; 4556 } 4557 4558 static void 4559 gui_update_horiz_scrollbar(int force) 4560 { 4561 long value, size, max; // need 32 bit ints here 4562 4563 if (!gui.which_scrollbars[SBAR_BOTTOM]) 4564 return; 4565 4566 if (!force && gui.dragged_sb == SBAR_BOTTOM) 4567 return; 4568 4569 if (!force && curwin->w_p_wrap && gui.prev_wrap) 4570 return; 4571 4572 /* 4573 * It is possible for the cursor to be invalid if we're in the middle of 4574 * something (like changing files). If so, don't do anything for now. 4575 */ 4576 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4577 { 4578 gui.bottom_sbar.value = -1; 4579 return; 4580 } 4581 4582 size = curwin->w_width; 4583 if (curwin->w_p_wrap) 4584 { 4585 value = 0; 4586 #ifdef SCROLL_PAST_END 4587 max = 0; 4588 #else 4589 max = curwin->w_width - 1; 4590 #endif 4591 } 4592 else 4593 { 4594 value = curwin->w_leftcol; 4595 4596 longest_lnum = gui_find_longest_lnum(); 4597 max = scroll_line_len(longest_lnum); 4598 4599 if (virtual_active()) 4600 { 4601 // May move the cursor even further to the right. 4602 if (curwin->w_virtcol >= (colnr_T)max) 4603 max = curwin->w_virtcol; 4604 } 4605 4606 #ifndef SCROLL_PAST_END 4607 max += curwin->w_width - 1; 4608 #endif 4609 // The line number isn't scrolled, thus there is less space when 4610 // 'number' or 'relativenumber' is set (also for 'foldcolumn'). 4611 size -= curwin_col_off(); 4612 #ifndef SCROLL_PAST_END 4613 max -= curwin_col_off(); 4614 #endif 4615 } 4616 4617 #ifndef SCROLL_PAST_END 4618 if (value > max - size + 1) 4619 value = max - size + 1; // limit the value to allowable range 4620 #endif 4621 4622 #ifdef FEAT_RIGHTLEFT 4623 if (curwin->w_p_rl) 4624 { 4625 value = max + 1 - size - value; 4626 if (value < 0) 4627 { 4628 size += value; 4629 value = 0; 4630 } 4631 } 4632 #endif 4633 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size 4634 && max == gui.bottom_sbar.max) 4635 return; 4636 4637 gui.bottom_sbar.value = value; 4638 gui.bottom_sbar.size = size; 4639 gui.bottom_sbar.max = max; 4640 gui.prev_wrap = curwin->w_p_wrap; 4641 4642 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); 4643 } 4644 4645 /* 4646 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. 4647 */ 4648 int 4649 gui_do_horiz_scroll(long_u leftcol, int compute_longest_lnum) 4650 { 4651 // no wrapping, no scrolling 4652 if (curwin->w_p_wrap) 4653 return FALSE; 4654 4655 if (curwin->w_leftcol == (colnr_T)leftcol) 4656 return FALSE; 4657 4658 curwin->w_leftcol = (colnr_T)leftcol; 4659 4660 // When the line of the cursor is too short, move the cursor to the 4661 // longest visible line. 4662 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4663 && !virtual_active() 4664 && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum)) 4665 { 4666 if (compute_longest_lnum) 4667 { 4668 curwin->w_cursor.lnum = gui_find_longest_lnum(); 4669 curwin->w_cursor.col = 0; 4670 } 4671 // Do a sanity check on "longest_lnum", just in case. 4672 else if (longest_lnum >= curwin->w_topline 4673 && longest_lnum < curwin->w_botline) 4674 { 4675 curwin->w_cursor.lnum = longest_lnum; 4676 curwin->w_cursor.col = 0; 4677 } 4678 } 4679 4680 return leftcol_changed(); 4681 } 4682 4683 /* 4684 * Check that none of the colors are the same as the background color 4685 */ 4686 void 4687 gui_check_colors(void) 4688 { 4689 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4690 { 4691 gui_set_bg_color((char_u *)"White"); 4692 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4693 gui_set_fg_color((char_u *)"Black"); 4694 } 4695 } 4696 4697 static void 4698 gui_set_fg_color(char_u *name) 4699 { 4700 gui.norm_pixel = gui_get_color(name); 4701 hl_set_fg_color_name(vim_strsave(name)); 4702 } 4703 4704 static void 4705 gui_set_bg_color(char_u *name) 4706 { 4707 gui.back_pixel = gui_get_color(name); 4708 hl_set_bg_color_name(vim_strsave(name)); 4709 } 4710 4711 /* 4712 * Allocate a color by name. 4713 * Returns INVALCOLOR and gives an error message when failed. 4714 */ 4715 guicolor_T 4716 gui_get_color(char_u *name) 4717 { 4718 guicolor_T t; 4719 4720 if (*name == NUL) 4721 return INVALCOLOR; 4722 t = gui_mch_get_color(name); 4723 4724 if (t == INVALCOLOR 4725 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 4726 && gui.in_use 4727 #endif 4728 ) 4729 semsg(_("E254: Cannot allocate color %s"), name); 4730 return t; 4731 } 4732 4733 /* 4734 * Return the grey value of a color (range 0-255). 4735 */ 4736 int 4737 gui_get_lightness(guicolor_T pixel) 4738 { 4739 long_u rgb = (long_u)gui_mch_get_rgb(pixel); 4740 4741 return (int)( (((rgb >> 16) & 0xff) * 299) 4742 + (((rgb >> 8) & 0xff) * 587) 4743 + ((rgb & 0xff) * 114)) / 1000; 4744 } 4745 4746 char_u * 4747 gui_bg_default(void) 4748 { 4749 if (gui_get_lightness(gui.back_pixel) < 127) 4750 return (char_u *)"dark"; 4751 return (char_u *)"light"; 4752 } 4753 4754 /* 4755 * Option initializations that can only be done after opening the GUI window. 4756 */ 4757 void 4758 init_gui_options(void) 4759 { 4760 // Set the 'background' option according to the lightness of the 4761 // background color, unless the user has set it already. 4762 if (!option_was_set((char_u *)"bg") && STRCMP(p_bg, gui_bg_default()) != 0) 4763 { 4764 set_option_value((char_u *)"bg", 0L, gui_bg_default(), 0); 4765 highlight_changed(); 4766 } 4767 } 4768 4769 #if defined(FEAT_GUI_X11) || defined(PROTO) 4770 void 4771 gui_new_scrollbar_colors(void) 4772 { 4773 win_T *wp; 4774 4775 // Nothing to do if GUI hasn't started yet. 4776 if (!gui.in_use) 4777 return; 4778 4779 FOR_ALL_WINDOWS(wp) 4780 { 4781 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); 4782 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); 4783 } 4784 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); 4785 } 4786 #endif 4787 4788 /* 4789 * Call this when focus has changed. 4790 */ 4791 void 4792 gui_focus_change(int in_focus) 4793 { 4794 /* 4795 * Skip this code to avoid drawing the cursor when debugging and switching 4796 * between the debugger window and gvim. 4797 */ 4798 #if 1 4799 gui.in_focus = in_focus; 4800 out_flush_cursor(TRUE, FALSE); 4801 4802 # ifdef FEAT_XIM 4803 xim_set_focus(in_focus); 4804 # endif 4805 4806 // Put events in the input queue only when allowed. 4807 // ui_focus_change() isn't called directly, because it invokes 4808 // autocommands and that must not happen asynchronously. 4809 if (!hold_gui_events) 4810 { 4811 char_u bytes[3]; 4812 4813 bytes[0] = CSI; 4814 bytes[1] = KS_EXTRA; 4815 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST; 4816 add_to_input_buf(bytes, 3); 4817 } 4818 #endif 4819 } 4820 4821 /* 4822 * When mouse moved: apply 'mousefocus'. 4823 * Also updates the mouse pointer shape. 4824 */ 4825 static void 4826 gui_mouse_focus(int x, int y) 4827 { 4828 win_T *wp; 4829 char_u st[8]; 4830 4831 #ifdef FEAT_MOUSESHAPE 4832 // Get window pointer, and update mouse shape as well. 4833 wp = xy2win(x, y, IGNORE_POPUP); 4834 #endif 4835 4836 // Only handle this when 'mousefocus' set and ... 4837 if (p_mousef 4838 && !hold_gui_events // not holding events 4839 && (State & (NORMAL|INSERT))// Normal/Visual/Insert mode 4840 && State != HITRETURN // but not hit-return prompt 4841 && msg_scrolled == 0 // no scrolled message 4842 && !need_mouse_correct // not moving the pointer 4843 && gui.in_focus) // gvim in focus 4844 { 4845 // Don't move the mouse when it's left or right of the Vim window 4846 if (x < 0 || x > Columns * gui.char_width) 4847 return; 4848 #ifndef FEAT_MOUSESHAPE 4849 wp = xy2win(x, y, IGNORE_POPUP); 4850 #endif 4851 if (wp == curwin || wp == NULL) 4852 return; // still in the same old window, or none at all 4853 4854 // Ignore position in the tab pages line. 4855 if (Y_2_ROW(y) < tabline_height()) 4856 return; 4857 4858 /* 4859 * format a mouse click on status line input 4860 * ala gui_send_mouse_event(0, x, y, 0, 0); 4861 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will 4862 * generate a K_LEFTMOUSE_NM key code. 4863 */ 4864 if (finish_op) 4865 { 4866 // abort the current operator first 4867 st[0] = ESC; 4868 add_to_input_buf(st, 1); 4869 } 4870 st[0] = CSI; 4871 st[1] = KS_MOUSE; 4872 st[2] = KE_FILLER; 4873 st[3] = (char_u)MOUSE_LEFT; 4874 fill_mouse_coord(st + 4, 4875 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, 4876 wp->w_height + W_WINROW(wp)); 4877 4878 add_to_input_buf(st, 8); 4879 st[3] = (char_u)MOUSE_RELEASE; 4880 add_to_input_buf(st, 8); 4881 #ifdef FEAT_GUI_GTK 4882 // Need to wake up the main loop 4883 if (gtk_main_level() > 0) 4884 gtk_main_quit(); 4885 #endif 4886 } 4887 } 4888 4889 /* 4890 * Called when the mouse moved (but not when dragging). 4891 */ 4892 void 4893 gui_mouse_moved(int x, int y) 4894 { 4895 // Ignore this while still starting up. 4896 if (!gui.in_use || gui.starting) 4897 return; 4898 4899 // apply 'mousefocus' and pointer shape 4900 gui_mouse_focus(x, y); 4901 4902 #ifdef FEAT_PROP_POPUP 4903 if (popup_visible) 4904 // Generate a mouse-moved event, so that the popup can perhaps be 4905 // closed, just like in the terminal. 4906 gui_send_mouse_event(MOUSE_DRAG, x, y, FALSE, 0); 4907 #endif 4908 } 4909 4910 /* 4911 * Get the window where the mouse pointer is on. 4912 * Returns NULL if not found. 4913 */ 4914 win_T * 4915 gui_mouse_window(mouse_find_T popup) 4916 { 4917 int x, y; 4918 4919 if (!(gui.in_use && (p_mousef || popup == FIND_POPUP))) 4920 return NULL; 4921 gui_mch_getmouse(&x, &y); 4922 4923 // Only use the mouse when it's on the Vim window 4924 if (x >= 0 && x <= Columns * gui.char_width 4925 && y >= 0 && Y_2_ROW(y) >= tabline_height()) 4926 return xy2win(x, y, popup); 4927 return NULL; 4928 } 4929 4930 /* 4931 * Called when mouse should be moved to window with focus. 4932 */ 4933 void 4934 gui_mouse_correct(void) 4935 { 4936 win_T *wp = NULL; 4937 4938 need_mouse_correct = FALSE; 4939 4940 wp = gui_mouse_window(IGNORE_POPUP); 4941 if (wp != curwin && wp != NULL) // If in other than current window 4942 { 4943 validate_cline_row(); 4944 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, 4945 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height 4946 + (gui.char_height) / 2); 4947 } 4948 } 4949 4950 /* 4951 * Find window where the mouse pointer "x" / "y" coordinate is in. 4952 * As a side effect update the shape of the mouse pointer. 4953 */ 4954 static win_T * 4955 xy2win(int x, int y, mouse_find_T popup) 4956 { 4957 int row; 4958 int col; 4959 win_T *wp; 4960 4961 row = Y_2_ROW(y); 4962 col = X_2_COL(x); 4963 if (row < 0 || col < 0) // before first window 4964 return NULL; 4965 wp = mouse_find_win(&row, &col, popup); 4966 if (wp == NULL) 4967 return NULL; 4968 #ifdef FEAT_MOUSESHAPE 4969 if (State == HITRETURN || State == ASKMORE) 4970 { 4971 if (Y_2_ROW(y) >= msg_row) 4972 update_mouseshape(SHAPE_IDX_MOREL); 4973 else 4974 update_mouseshape(SHAPE_IDX_MORE); 4975 } 4976 else if (row > wp->w_height) // below status line 4977 update_mouseshape(SHAPE_IDX_CLINE); 4978 else if (!(State & CMDLINE) && wp->w_vsep_width > 0 && col == wp->w_width 4979 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) 4980 update_mouseshape(SHAPE_IDX_VSEP); 4981 else if (!(State & CMDLINE) && wp->w_status_height > 0 4982 && row == wp->w_height && msg_scrolled == 0) 4983 update_mouseshape(SHAPE_IDX_STATUS); 4984 else 4985 update_mouseshape(-2); 4986 #endif 4987 return wp; 4988 } 4989 4990 /* 4991 * ":gui" and ":gvim": Change from the terminal version to the GUI version. 4992 * File names may be given to redefine the args list. 4993 */ 4994 void 4995 ex_gui(exarg_T *eap) 4996 { 4997 char_u *arg = eap->arg; 4998 4999 /* 5000 * Check for "-f" argument: foreground, don't fork. 5001 * Also don't fork when started with "gvim -f". 5002 * Do fork when using "gui -b". 5003 */ 5004 if (arg[0] == '-' 5005 && (arg[1] == 'f' || arg[1] == 'b') 5006 && (arg[2] == NUL || VIM_ISWHITE(arg[2]))) 5007 { 5008 gui.dofork = (arg[1] == 'b'); 5009 eap->arg = skipwhite(eap->arg + 2); 5010 } 5011 if (!gui.in_use) 5012 { 5013 #if defined(VIMDLL) && !defined(EXPERIMENTAL_GUI_CMD) 5014 if (!gui.starting) 5015 { 5016 emsg(_(e_nogvim)); 5017 return; 5018 } 5019 #endif 5020 // Clear the command. Needed for when forking+exiting, to avoid part 5021 // of the argument ending up after the shell prompt. 5022 msg_clr_eos_force(); 5023 #ifdef GUI_MAY_SPAWN 5024 if (!ends_excmd(*eap->arg)) 5025 gui_start(eap->arg); 5026 else 5027 #endif 5028 gui_start(NULL); 5029 #ifdef FEAT_JOB_CHANNEL 5030 channel_gui_register_all(); 5031 #endif 5032 } 5033 if (!ends_excmd(*eap->arg)) 5034 ex_next(eap); 5035 } 5036 5037 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) \ 5038 || defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_PHOTON)) \ 5039 && defined(FEAT_TOOLBAR)) || defined(PROTO) 5040 /* 5041 * This is shared between Athena, Motif and GTK. 5042 */ 5043 5044 /* 5045 * Callback function for do_in_runtimepath(). 5046 */ 5047 static void 5048 gfp_setname(char_u *fname, void *cookie) 5049 { 5050 char_u *gfp_buffer = cookie; 5051 5052 if (STRLEN(fname) >= MAXPATHL) 5053 *gfp_buffer = NUL; 5054 else 5055 STRCPY(gfp_buffer, fname); 5056 } 5057 5058 /* 5059 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. 5060 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. 5061 */ 5062 int 5063 gui_find_bitmap(char_u *name, char_u *buffer, char *ext) 5064 { 5065 if (STRLEN(name) > MAXPATHL - 14) 5066 return FAIL; 5067 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); 5068 if (do_in_runtimepath(buffer, 0, gfp_setname, buffer) == FAIL 5069 || *buffer == NUL) 5070 return FAIL; 5071 return OK; 5072 } 5073 5074 # if !defined(FEAT_GUI_GTK) || defined(PROTO) 5075 /* 5076 * Given the name of the "icon=" argument, try finding the bitmap file for the 5077 * icon. If it is an absolute path name, use it as it is. Otherwise append 5078 * "ext" and search for it in 'runtimepath'. 5079 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" 5080 * contains "name". 5081 */ 5082 void 5083 gui_find_iconfile(char_u *name, char_u *buffer, char *ext) 5084 { 5085 char_u buf[MAXPATHL + 1]; 5086 5087 expand_env(name, buffer, MAXPATHL); 5088 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) 5089 STRCPY(buffer, buf); 5090 } 5091 # endif 5092 #endif 5093 5094 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) 5095 void 5096 display_errors(void) 5097 { 5098 char_u *p; 5099 5100 if (isatty(2)) 5101 fflush(stderr); 5102 else if (error_ga.ga_data != NULL) 5103 { 5104 // avoid putting up a message box with blanks only 5105 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) 5106 if (!isspace(*p)) 5107 { 5108 // Truncate a very long message, it will go off-screen. 5109 if (STRLEN(p) > 2000) 5110 STRCPY(p + 2000 - 14, "...(truncated)"); 5111 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), 5112 p, (char_u *)_("&Ok"), 1, NULL, FALSE); 5113 break; 5114 } 5115 ga_clear(&error_ga); 5116 } 5117 } 5118 #endif 5119 5120 #if defined(NO_CONSOLE_INPUT) || defined(PROTO) 5121 /* 5122 * Return TRUE if still starting up and there is no place to enter text. 5123 * For GTK and X11 we check if stderr is not a tty, which means we were 5124 * (probably) started from the desktop. Also check stdin, "vim >& file" does 5125 * allow typing on stdin. 5126 */ 5127 int 5128 no_console_input(void) 5129 { 5130 return ((!gui.in_use || gui.starting) 5131 # ifndef NO_CONSOLE 5132 && !isatty(0) && !isatty(2) 5133 # endif 5134 ); 5135 } 5136 #endif 5137 5138 #if defined(FIND_REPLACE_DIALOG) \ 5139 || defined(NEED_GUI_UPDATE_SCREEN) \ 5140 || defined(PROTO) 5141 /* 5142 * Update the current window and the screen. 5143 */ 5144 void 5145 gui_update_screen(void) 5146 { 5147 # ifdef FEAT_CONCEAL 5148 linenr_T conceal_old_cursor_line = 0; 5149 linenr_T conceal_new_cursor_line = 0; 5150 int conceal_update_lines = FALSE; 5151 # endif 5152 5153 update_topline(); 5154 validate_cursor(); 5155 5156 // Trigger CursorMoved if the cursor moved. 5157 if (!finish_op && (has_cursormoved() 5158 # ifdef FEAT_PROP_POPUP 5159 || popup_visible 5160 # endif 5161 # ifdef FEAT_CONCEAL 5162 || curwin->w_p_cole > 0 5163 # endif 5164 ) && !EQUAL_POS(last_cursormoved, curwin->w_cursor)) 5165 { 5166 if (has_cursormoved()) 5167 apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); 5168 #ifdef FEAT_PROP_POPUP 5169 if (popup_visible) 5170 popup_check_cursor_pos(); 5171 #endif 5172 # ifdef FEAT_CONCEAL 5173 if (curwin->w_p_cole > 0) 5174 { 5175 conceal_old_cursor_line = last_cursormoved.lnum; 5176 conceal_new_cursor_line = curwin->w_cursor.lnum; 5177 conceal_update_lines = TRUE; 5178 } 5179 # endif 5180 last_cursormoved = curwin->w_cursor; 5181 } 5182 5183 # ifdef FEAT_CONCEAL 5184 if (conceal_update_lines 5185 && (conceal_old_cursor_line != conceal_new_cursor_line 5186 || conceal_cursor_line(curwin) 5187 || need_cursor_line_redraw)) 5188 { 5189 if (conceal_old_cursor_line != conceal_new_cursor_line) 5190 redrawWinline(curwin, conceal_old_cursor_line); 5191 redrawWinline(curwin, conceal_new_cursor_line); 5192 curwin->w_valid &= ~VALID_CROW; 5193 need_cursor_line_redraw = FALSE; 5194 } 5195 # endif 5196 update_screen(0); // may need to update the screen 5197 setcursor(); 5198 out_flush_cursor(TRUE, FALSE); 5199 } 5200 #endif 5201 5202 #if defined(FIND_REPLACE_DIALOG) || defined(PROTO) 5203 /* 5204 * Get the text to use in a find/replace dialog. Uses the last search pattern 5205 * if the argument is empty. 5206 * Returns an allocated string. 5207 */ 5208 char_u * 5209 get_find_dialog_text( 5210 char_u *arg, 5211 int *wwordp, // return: TRUE if \< \> found 5212 int *mcasep) // return: TRUE if \C found 5213 { 5214 char_u *text; 5215 5216 if (*arg == NUL) 5217 text = last_search_pat(); 5218 else 5219 text = arg; 5220 if (text != NULL) 5221 { 5222 text = vim_strsave(text); 5223 if (text != NULL) 5224 { 5225 int len = (int)STRLEN(text); 5226 int i; 5227 5228 // Remove "\V" 5229 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) 5230 { 5231 mch_memmove(text, text + 2, (size_t)(len - 1)); 5232 len -= 2; 5233 } 5234 5235 // Recognize "\c" and "\C" and remove. 5236 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) 5237 { 5238 *mcasep = (text[1] == 'C'); 5239 mch_memmove(text, text + 2, (size_t)(len - 1)); 5240 len -= 2; 5241 } 5242 5243 // Recognize "\<text\>" and remove. 5244 if (len >= 4 5245 && STRNCMP(text, "\\<", 2) == 0 5246 && STRNCMP(text + len - 2, "\\>", 2) == 0) 5247 { 5248 *wwordp = TRUE; 5249 mch_memmove(text, text + 2, (size_t)(len - 4)); 5250 text[len - 4] = NUL; 5251 } 5252 5253 // Recognize "\/" or "\?" and remove. 5254 for (i = 0; i + 1 < len; ++i) 5255 if (text[i] == '\\' && (text[i + 1] == '/' 5256 || text[i + 1] == '?')) 5257 { 5258 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); 5259 --len; 5260 } 5261 } 5262 } 5263 return text; 5264 } 5265 5266 /* 5267 * Handle the press of a button in the find-replace dialog. 5268 * Return TRUE when something was added to the input buffer. 5269 */ 5270 int 5271 gui_do_findrepl( 5272 int flags, // one of FRD_REPLACE, FRD_FINDNEXT, etc. 5273 char_u *find_text, 5274 char_u *repl_text, 5275 int down) // Search downwards. 5276 { 5277 garray_T ga; 5278 int i; 5279 int type = (flags & FRD_TYPE_MASK); 5280 char_u *p; 5281 regmatch_T regmatch; 5282 int save_did_emsg = did_emsg; 5283 static int busy = FALSE; 5284 5285 // When the screen is being updated we should not change buffers and 5286 // windows structures, it may cause freed memory to be used. Also don't 5287 // do this recursively (pressing "Find" quickly several times. 5288 if (updating_screen || busy) 5289 return FALSE; 5290 5291 // refuse replace when text cannot be changed 5292 if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked()) 5293 return FALSE; 5294 5295 busy = TRUE; 5296 5297 ga_init2(&ga, 1, 100); 5298 if (type == FRD_REPLACEALL) 5299 ga_concat(&ga, (char_u *)"%s/"); 5300 5301 ga_concat(&ga, (char_u *)"\\V"); 5302 if (flags & FRD_MATCH_CASE) 5303 ga_concat(&ga, (char_u *)"\\C"); 5304 else 5305 ga_concat(&ga, (char_u *)"\\c"); 5306 if (flags & FRD_WHOLE_WORD) 5307 ga_concat(&ga, (char_u *)"\\<"); 5308 // escape slash and backslash 5309 p = vim_strsave_escaped(find_text, (char_u *)"/\\"); 5310 if (p != NULL) 5311 ga_concat(&ga, p); 5312 vim_free(p); 5313 if (flags & FRD_WHOLE_WORD) 5314 ga_concat(&ga, (char_u *)"\\>"); 5315 5316 if (type == FRD_REPLACEALL) 5317 { 5318 ga_concat(&ga, (char_u *)"/"); 5319 // escape slash and backslash 5320 p = vim_strsave_escaped(repl_text, (char_u *)"/\\"); 5321 if (p != NULL) 5322 ga_concat(&ga, p); 5323 vim_free(p); 5324 ga_concat(&ga, (char_u *)"/g"); 5325 } 5326 ga_append(&ga, NUL); 5327 5328 if (type == FRD_REPLACE) 5329 { 5330 // Do the replacement when the text at the cursor matches. Thus no 5331 // replacement is done if the cursor was moved! 5332 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); 5333 regmatch.rm_ic = 0; 5334 if (regmatch.regprog != NULL) 5335 { 5336 p = ml_get_cursor(); 5337 if (vim_regexec_nl(®match, p, (colnr_T)0) 5338 && regmatch.startp[0] == p) 5339 { 5340 // Clear the command line to remove any old "No match" 5341 // error. 5342 msg_end_prompt(); 5343 5344 if (u_save_cursor() == OK) 5345 { 5346 // A button was pressed thus undo should be synced. 5347 u_sync(FALSE); 5348 5349 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), 5350 FALSE, FALSE); 5351 ins_str(repl_text); 5352 } 5353 } 5354 else 5355 msg(_("No match at cursor, finding next")); 5356 vim_regfree(regmatch.regprog); 5357 } 5358 } 5359 5360 if (type == FRD_REPLACEALL) 5361 { 5362 // A button was pressed, thus undo should be synced. 5363 u_sync(FALSE); 5364 do_cmdline_cmd(ga.ga_data); 5365 } 5366 else 5367 { 5368 int searchflags = SEARCH_MSG + SEARCH_MARK; 5369 5370 // Search for the next match. 5371 // Don't skip text under cursor for single replace. 5372 if (type == FRD_REPLACE) 5373 searchflags += SEARCH_START; 5374 i = msg_scroll; 5375 if (down) 5376 { 5377 (void)do_search(NULL, '/', '/', ga.ga_data, 1L, searchflags, NULL); 5378 } 5379 else 5380 { 5381 // We need to escape '?' if and only if we are searching in the up 5382 // direction 5383 p = vim_strsave_escaped(ga.ga_data, (char_u *)"?"); 5384 if (p != NULL) 5385 (void)do_search(NULL, '?', '?', p, 1L, searchflags, NULL); 5386 vim_free(p); 5387 } 5388 5389 msg_scroll = i; // don't let an error message set msg_scroll 5390 } 5391 5392 // Don't want to pass did_emsg to other code, it may cause disabling 5393 // syntax HL if we were busy redrawing. 5394 did_emsg = save_did_emsg; 5395 5396 if (State & (NORMAL | INSERT)) 5397 { 5398 gui_update_screen(); // update the screen 5399 msg_didout = 0; // overwrite any message 5400 need_wait_return = FALSE; // don't wait for return 5401 } 5402 5403 vim_free(ga.ga_data); 5404 busy = FALSE; 5405 return (ga.ga_len > 0); 5406 } 5407 5408 #endif 5409 5410 #if defined(HAVE_DROP_FILE) || defined(PROTO) 5411 /* 5412 * Jump to the window at specified point (x, y). 5413 */ 5414 static void 5415 gui_wingoto_xy(int x, int y) 5416 { 5417 int row = Y_2_ROW(y); 5418 int col = X_2_COL(x); 5419 win_T *wp; 5420 5421 if (row >= 0 && col >= 0) 5422 { 5423 wp = mouse_find_win(&row, &col, FAIL_POPUP); 5424 if (wp != NULL && wp != curwin) 5425 win_goto(wp); 5426 } 5427 } 5428 5429 /* 5430 * Function passed to handle_drop() for the actions to be done after the 5431 * argument list has been updated. 5432 */ 5433 static void 5434 drop_callback(void *cookie) 5435 { 5436 char_u *p = cookie; 5437 5438 // If Shift held down, change to first file's directory. If the first 5439 // item is a directory, change to that directory (and let the explorer 5440 // plugin show the contents). 5441 if (p != NULL) 5442 { 5443 if (mch_isdir(p)) 5444 { 5445 if (mch_chdir((char *)p) == 0) 5446 shorten_fnames(TRUE); 5447 } 5448 else if (vim_chdirfile(p, "drop") == OK) 5449 shorten_fnames(TRUE); 5450 vim_free(p); 5451 } 5452 5453 // Update the screen display 5454 update_screen(NOT_VALID); 5455 # ifdef FEAT_MENU 5456 gui_update_menus(0); 5457 # endif 5458 #ifdef FEAT_TITLE 5459 maketitle(); 5460 #endif 5461 setcursor(); 5462 out_flush_cursor(FALSE, FALSE); 5463 } 5464 5465 /* 5466 * Process file drop. Mouse cursor position, key modifiers, name of files 5467 * and count of files are given. Argument "fnames[count]" has full pathnames 5468 * of dropped files, they will be freed in this function, and caller can't use 5469 * fnames after call this function. 5470 */ 5471 void 5472 gui_handle_drop( 5473 int x UNUSED, 5474 int y UNUSED, 5475 int_u modifiers, 5476 char_u **fnames, 5477 int count) 5478 { 5479 int i; 5480 char_u *p; 5481 static int entered = FALSE; 5482 5483 /* 5484 * This function is called by event handlers. Just in case we get a 5485 * second event before the first one is handled, ignore the second one. 5486 * Not sure if this can ever happen, just in case. 5487 */ 5488 if (entered) 5489 return; 5490 entered = TRUE; 5491 5492 /* 5493 * When the cursor is at the command line, add the file names to the 5494 * command line, don't edit the files. 5495 */ 5496 if (State & CMDLINE) 5497 { 5498 shorten_filenames(fnames, count); 5499 for (i = 0; i < count; ++i) 5500 { 5501 if (fnames[i] != NULL) 5502 { 5503 if (i > 0) 5504 add_to_input_buf((char_u*)" ", 1); 5505 5506 // We don't know what command is used thus we can't be sure 5507 // about which characters need to be escaped. Only escape the 5508 // most common ones. 5509 # ifdef BACKSLASH_IN_FILENAME 5510 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); 5511 # else 5512 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); 5513 # endif 5514 if (p != NULL) 5515 add_to_input_buf_csi(p, (int)STRLEN(p)); 5516 vim_free(p); 5517 vim_free(fnames[i]); 5518 } 5519 } 5520 vim_free(fnames); 5521 } 5522 else 5523 { 5524 // Go to the window under mouse cursor, then shorten given "fnames" by 5525 // current window, because a window can have local current dir. 5526 gui_wingoto_xy(x, y); 5527 shorten_filenames(fnames, count); 5528 5529 // If Shift held down, remember the first item. 5530 if ((modifiers & MOUSE_SHIFT) != 0) 5531 p = vim_strsave(fnames[0]); 5532 else 5533 p = NULL; 5534 5535 // Handle the drop, :edit or :split to get to the file. This also 5536 // frees fnames[]. Skip this if there is only one item, it's a 5537 // directory and Shift is held down. 5538 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 5539 && mch_isdir(fnames[0])) 5540 { 5541 vim_free(fnames[0]); 5542 vim_free(fnames); 5543 } 5544 else 5545 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0, 5546 drop_callback, (void *)p); 5547 } 5548 5549 entered = FALSE; 5550 } 5551 #endif 5552