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 || defined(FEAT_GUI_HAIKU)) 451 gui.toolbar_height = 0; 452 #endif 453 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) 454 gui.footer_height = 0; 455 #endif 456 #ifdef FEAT_BEVAL_TIP 457 gui.tooltip_fontset = NOFONTSET; 458 #endif 459 460 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; 461 gui.prev_wrap = -1; 462 463 #if defined(ALWAYS_USE_GUI) || defined(VIMDLL) 464 result = OK; 465 #else 466 # ifdef FEAT_GUI_GTK 467 /* 468 * Note: Don't call gtk_init_check() before fork, it will be called after 469 * the fork. When calling it before fork, it make vim hang for a while. 470 * See gui_do_fork(). 471 * Use a simpler check if the GUI window can probably be opened. 472 */ 473 result = gui.dofork ? gui_mch_early_init_check(TRUE) : gui_mch_init_check(); 474 # else 475 result = gui_mch_init_check(); 476 # endif 477 #endif 478 return result; 479 } 480 481 /* 482 * This is the call which starts the GUI. 483 */ 484 void 485 gui_init(void) 486 { 487 win_T *wp; 488 static int recursive = 0; 489 490 /* 491 * It's possible to use ":gui" in a .gvimrc file. The first halve of this 492 * function will then be executed at the first call, the rest by the 493 * recursive call. This allow the shell to be opened halfway reading a 494 * gvimrc file. 495 */ 496 if (!recursive) 497 { 498 ++recursive; 499 500 clip_init(TRUE); 501 502 // If can't initialize, don't try doing the rest 503 if (gui_init_check() == FAIL) 504 { 505 --recursive; 506 clip_init(FALSE); 507 return; 508 } 509 510 /* 511 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It 512 * breaks the Paste toolbar button. 513 */ 514 set_option_value((char_u *)"paste", 0L, NULL, 0); 515 516 /* 517 * Set up system-wide default menus. 518 */ 519 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) 520 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) 521 { 522 sys_menu = TRUE; 523 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE, NULL); 524 sys_menu = FALSE; 525 } 526 #endif 527 528 /* 529 * Switch on the mouse by default, unless the user changed it already. 530 * This can then be changed in the .gvimrc. 531 */ 532 if (!option_was_set((char_u *)"mouse")) 533 set_string_option_direct((char_u *)"mouse", -1, 534 (char_u *)"a", OPT_FREE, SID_NONE); 535 536 /* 537 * If -U option given, use only the initializations from that file and 538 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". 539 */ 540 if (use_gvimrc != NULL) 541 { 542 if (STRCMP(use_gvimrc, "NONE") != 0 543 && STRCMP(use_gvimrc, "NORC") != 0 544 && do_source(use_gvimrc, FALSE, DOSO_NONE, NULL) != OK) 545 semsg(_("E230: Cannot read from \"%s\""), use_gvimrc); 546 } 547 else 548 { 549 /* 550 * Get system wide defaults for gvim, only when file name defined. 551 */ 552 #ifdef SYS_GVIMRC_FILE 553 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE, NULL); 554 #endif 555 556 /* 557 * Try to read GUI initialization commands from the following 558 * places: 559 * - environment variable GVIMINIT 560 * - the user gvimrc file (~/.gvimrc) 561 * - the second user gvimrc file ($VIM/.gvimrc for Dos) 562 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) 563 * The first that exists is used, the rest is ignored. 564 */ 565 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL 566 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, 567 DOSO_GVIMRC, NULL) == FAIL 568 #ifdef USR_GVIMRC_FILE2 569 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, 570 DOSO_GVIMRC, NULL) == FAIL 571 #endif 572 #ifdef USR_GVIMRC_FILE3 573 && do_source((char_u *)USR_GVIMRC_FILE3, TRUE, 574 DOSO_GVIMRC, NULL) == FAIL 575 #endif 576 ) 577 { 578 #ifdef USR_GVIMRC_FILE4 579 (void)do_source((char_u *)USR_GVIMRC_FILE4, TRUE, 580 DOSO_GVIMRC, NULL); 581 #endif 582 } 583 584 /* 585 * Read initialization commands from ".gvimrc" in current 586 * directory. This is only done if the 'exrc' option is set. 587 * Because of security reasons we disallow shell and write 588 * commands now, except for unix if the file is owned by the user 589 * or 'secure' option has been reset in environment of global 590 * ".gvimrc". 591 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, 592 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. 593 */ 594 if (p_exrc) 595 { 596 #ifdef UNIX 597 { 598 stat_T s; 599 600 // if ".gvimrc" file is not owned by user, set 'secure' 601 // mode 602 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) 603 secure = p_secure; 604 } 605 #else 606 secure = p_secure; 607 #endif 608 609 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, 610 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 611 #ifdef SYS_GVIMRC_FILE 612 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, 613 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 614 #endif 615 #ifdef USR_GVIMRC_FILE2 616 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, 617 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 618 #endif 619 #ifdef USR_GVIMRC_FILE3 620 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, 621 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 622 #endif 623 #ifdef USR_GVIMRC_FILE4 624 && fullpathcmp((char_u *)USR_GVIMRC_FILE4, 625 (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME 626 #endif 627 ) 628 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC, NULL); 629 630 if (secure == 2) 631 need_wait_return = TRUE; 632 secure = 0; 633 } 634 } 635 636 if (need_wait_return || msg_didany) 637 wait_return(TRUE); 638 639 --recursive; 640 } 641 642 // If recursive call opened the shell, return here from the first call 643 if (gui.in_use) 644 return; 645 646 /* 647 * Create the GUI shell. 648 */ 649 gui.in_use = TRUE; // Must be set after menus have been set up 650 if (gui_mch_init() == FAIL) 651 goto error; 652 653 // Avoid a delay for an error message that was printed in the terminal 654 // where Vim was started. 655 emsg_on_display = FALSE; 656 msg_scrolled = 0; 657 clear_sb_text(TRUE); 658 need_wait_return = FALSE; 659 msg_didany = FALSE; 660 661 /* 662 * Check validity of any generic resources that may have been loaded. 663 */ 664 if (gui.border_width < 0) 665 gui.border_width = 0; 666 667 /* 668 * Set up the fonts. First use a font specified with "-fn" or "-font". 669 */ 670 if (font_argument != NULL) 671 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); 672 if ( 673 #ifdef FEAT_XFONTSET 674 (*p_guifontset == NUL 675 || gui_init_font(p_guifontset, TRUE) == FAIL) && 676 #endif 677 gui_init_font(*p_guifont == NUL ? hl_get_font_name() 678 : p_guifont, FALSE) == FAIL) 679 { 680 emsg(_("E665: Cannot start GUI, no valid font found")); 681 goto error2; 682 } 683 if (gui_get_wide_font() == FAIL) 684 emsg(_("E231: 'guifontwide' invalid")); 685 686 gui.num_cols = Columns; 687 gui.num_rows = Rows; 688 gui_reset_scroll_region(); 689 690 // Create initial scrollbars 691 FOR_ALL_WINDOWS(wp) 692 { 693 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); 694 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); 695 } 696 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); 697 698 #ifdef FEAT_MENU 699 gui_create_initial_menus(root_menu); 700 #endif 701 #ifdef FEAT_SIGN_ICONS 702 sign_gui_started(); 703 #endif 704 705 // Configure the desired menu and scrollbars 706 gui_init_which_components(NULL); 707 708 // All components of the GUI have been created now 709 gui.shell_created = TRUE; 710 711 #ifdef FEAT_GUI_MSWIN 712 // Set the shell size, adjusted for the screen size. For GTK this only 713 // works after the shell has been opened, thus it is further down. 714 // If the window is already maximized (e.g. when --windowid is passed in), 715 // we want to use the system-provided dimensions by passing FALSE to 716 // mustset. Otherwise, we want to initialize with the default rows/columns. 717 if (gui_mch_maximized()) 718 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 719 else 720 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); 721 #else 722 # ifndef FEAT_GUI_GTK 723 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 724 # endif 725 #endif 726 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 727 // Need to set the size of the menubar after all the menus have been 728 // created. 729 gui_mch_compute_menu_height((Widget)0); 730 #endif 731 732 /* 733 * Actually open the GUI shell. 734 */ 735 if (gui_mch_open() != FAIL) 736 { 737 #ifdef FEAT_TITLE 738 maketitle(); 739 resettitle(); 740 #endif 741 init_gui_options(); 742 #ifdef FEAT_ARABIC 743 // Our GUI can't do bidi. 744 p_tbidi = FALSE; 745 #endif 746 #if defined(FEAT_GUI_GTK) 747 // Give GTK+ a chance to put all widget's into place. 748 gui_mch_update(); 749 750 # ifdef FEAT_MENU 751 // If there is no 'm' in 'guioptions' we need to remove the menu now. 752 // It was still there to make F10 work. 753 if (vim_strchr(p_go, GO_MENUS) == NULL) 754 { 755 --gui.starting; 756 gui_mch_enable_menu(FALSE); 757 ++gui.starting; 758 gui_mch_update(); 759 } 760 # endif 761 762 // Now make sure the shell fits on the screen. 763 if (gui_mch_maximized()) 764 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 765 else 766 gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); 767 #endif 768 // When 'lines' was set while starting up the topframe may have to be 769 // resized. 770 win_new_shellsize(); 771 772 #ifdef FEAT_BEVAL_GUI 773 // Always create the Balloon Evaluation area, but disable it when 774 // 'ballooneval' is off. 775 if (balloonEval != NULL) 776 { 777 # ifdef FEAT_VARTABS 778 vim_free(balloonEval->vts); 779 # endif 780 vim_free(balloonEval); 781 } 782 balloonEvalForTerm = FALSE; 783 # ifdef FEAT_GUI_GTK 784 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, 785 &general_beval_cb, NULL); 786 # else 787 # if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) 788 { 789 extern Widget textArea; 790 balloonEval = gui_mch_create_beval_area(textArea, NULL, 791 &general_beval_cb, NULL); 792 } 793 # else 794 # ifdef FEAT_GUI_MSWIN 795 balloonEval = gui_mch_create_beval_area(NULL, NULL, 796 &general_beval_cb, NULL); 797 # endif 798 # endif 799 # endif 800 if (!p_beval) 801 gui_mch_disable_beval_area(balloonEval); 802 #endif 803 804 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) 805 if (!im_xim_isvalid_imactivate()) 806 emsg(_("E599: Value of 'imactivatekey' is invalid")); 807 #endif 808 // When 'cmdheight' was set during startup it may not have taken 809 // effect yet. 810 if (p_ch != 1L) 811 command_height(); 812 813 return; 814 } 815 816 error2: 817 #ifdef FEAT_GUI_X11 818 // undo gui_mch_init() 819 gui_mch_uninit(); 820 #endif 821 822 error: 823 gui.in_use = FALSE; 824 clip_init(FALSE); 825 } 826 827 828 void 829 gui_exit(int rc) 830 { 831 // don't free the fonts, it leads to a BUS error 832 // [email protected] Jul 99 833 free_highlight_fonts(); 834 gui.in_use = FALSE; 835 gui_mch_exit(rc); 836 } 837 838 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ 839 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) 840 # define NEED_GUI_UPDATE_SCREEN 1 841 /* 842 * Called when the GUI shell is closed by the user. If there are no changed 843 * files Vim exits, otherwise there will be a dialog to ask the user what to 844 * do. 845 * When this function returns, Vim should NOT exit! 846 */ 847 void 848 gui_shell_closed(void) 849 { 850 cmdmod_T save_cmdmod; 851 852 save_cmdmod = cmdmod; 853 854 // Only exit when there are no changed files 855 exiting = TRUE; 856 # ifdef FEAT_BROWSE 857 cmdmod.browse = TRUE; 858 # endif 859 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 860 cmdmod.confirm = TRUE; 861 # endif 862 // If there are changed buffers, present the user with a dialog if 863 // possible, otherwise give an error message. 864 if (!check_changed_any(FALSE, FALSE)) 865 getout(0); 866 867 exiting = FALSE; 868 cmdmod = save_cmdmod; 869 gui_update_screen(); // redraw, window may show changed buffer 870 } 871 #endif 872 873 /* 874 * Set the font. "font_list" is a comma separated list of font names. The 875 * first font name that works is used. If none is found, use the default 876 * font. 877 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. 878 * Return OK when able to set the font. When it failed FAIL is returned and 879 * the fonts are unchanged. 880 */ 881 int 882 gui_init_font(char_u *font_list, int fontset UNUSED) 883 { 884 #define FONTLEN 320 885 char_u font_name[FONTLEN]; 886 int font_list_empty = FALSE; 887 int ret = FAIL; 888 889 if (!gui.in_use) 890 return FAIL; 891 892 font_name[0] = NUL; 893 if (*font_list == NUL) 894 font_list_empty = TRUE; 895 else 896 { 897 #ifdef FEAT_XFONTSET 898 // When using a fontset, the whole list of fonts is one name. 899 if (fontset) 900 ret = gui_mch_init_font(font_list, TRUE); 901 else 902 #endif 903 while (*font_list != NUL) 904 { 905 // Isolate one comma separated font name. 906 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); 907 908 // Careful!!! The Win32 version of gui_mch_init_font(), when 909 // called with "*" will change p_guifont to the selected font 910 // name, which frees the old value. This makes font_list 911 // invalid. Thus when OK is returned here, font_list must no 912 // longer be used! 913 if (gui_mch_init_font(font_name, FALSE) == OK) 914 { 915 #if !defined(FEAT_GUI_GTK) 916 // If it's a Unicode font, try setting 'guifontwide' to a 917 // similar double-width font. 918 if ((p_guifontwide == NULL || *p_guifontwide == NUL) 919 && strstr((char *)font_name, "10646") != NULL) 920 set_guifontwide(font_name); 921 #endif 922 ret = OK; 923 break; 924 } 925 } 926 } 927 928 if (ret != OK 929 && STRCMP(font_list, "*") != 0 930 && (font_list_empty || gui.norm_font == NOFONT)) 931 { 932 /* 933 * Couldn't load any font in 'font_list', keep the current font if 934 * there is one. If 'font_list' is empty, or if there is no current 935 * font, tell gui_mch_init_font() to try to find a font we can load. 936 */ 937 ret = gui_mch_init_font(NULL, FALSE); 938 } 939 940 if (ret == OK) 941 { 942 #ifndef FEAT_GUI_GTK 943 // Set normal font as current font 944 # ifdef FEAT_XFONTSET 945 if (gui.fontset != NOFONTSET) 946 gui_mch_set_fontset(gui.fontset); 947 else 948 # endif 949 gui_mch_set_font(gui.norm_font); 950 #endif 951 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 952 } 953 954 return ret; 955 } 956 957 #ifndef FEAT_GUI_GTK 958 /* 959 * Try setting 'guifontwide' to a font twice as wide as "name". 960 */ 961 static void 962 set_guifontwide(char_u *name) 963 { 964 int i = 0; 965 char_u wide_name[FONTLEN + 10]; // room for 2 * width and '*' 966 char_u *wp = NULL; 967 char_u *p; 968 GuiFont font; 969 970 wp = wide_name; 971 for (p = name; *p != NUL; ++p) 972 { 973 *wp++ = *p; 974 if (*p == '-') 975 { 976 ++i; 977 if (i == 6) // font type: change "--" to "-*-" 978 { 979 if (p[1] == '-') 980 *wp++ = '*'; 981 } 982 else if (i == 12) // found the width 983 { 984 ++p; 985 i = getdigits(&p); 986 if (i != 0) 987 { 988 // Double the width specification. 989 sprintf((char *)wp, "%d%s", i * 2, p); 990 font = gui_mch_get_font(wide_name, FALSE); 991 if (font != NOFONT) 992 { 993 gui_mch_free_font(gui.wide_font); 994 gui.wide_font = font; 995 set_string_option_direct((char_u *)"gfw", -1, 996 wide_name, OPT_FREE, 0); 997 } 998 } 999 break; 1000 } 1001 } 1002 } 1003 } 1004 #endif // !FEAT_GUI_GTK 1005 1006 /* 1007 * Get the font for 'guifontwide'. 1008 * Return FAIL for an invalid font name. 1009 */ 1010 int 1011 gui_get_wide_font(void) 1012 { 1013 GuiFont font = NOFONT; 1014 char_u font_name[FONTLEN]; 1015 char_u *p; 1016 1017 if (!gui.in_use) // Can't allocate font yet, assume it's OK. 1018 return OK; // Will give an error message later. 1019 1020 if (p_guifontwide != NULL && *p_guifontwide != NUL) 1021 { 1022 for (p = p_guifontwide; *p != NUL; ) 1023 { 1024 // Isolate one comma separated font name. 1025 (void)copy_option_part(&p, font_name, FONTLEN, ","); 1026 font = gui_mch_get_font(font_name, FALSE); 1027 if (font != NOFONT) 1028 break; 1029 } 1030 if (font == NOFONT) 1031 return FAIL; 1032 } 1033 1034 gui_mch_free_font(gui.wide_font); 1035 #ifdef FEAT_GUI_GTK 1036 // Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. 1037 if (font != NOFONT && gui.norm_font != NOFONT 1038 && pango_font_description_equal(font, gui.norm_font)) 1039 { 1040 gui.wide_font = NOFONT; 1041 gui_mch_free_font(font); 1042 } 1043 else 1044 #endif 1045 gui.wide_font = font; 1046 #ifdef FEAT_GUI_MSWIN 1047 gui_mch_wide_font_changed(); 1048 #else 1049 /* 1050 * TODO: setup wide_bold_font, wide_ital_font and wide_boldital_font to 1051 * support those fonts for 'guifontwide'. 1052 */ 1053 #endif 1054 return OK; 1055 } 1056 1057 static void 1058 gui_set_cursor(int row, int col) 1059 { 1060 gui.row = row; 1061 gui.col = col; 1062 } 1063 1064 /* 1065 * gui_check_pos - check if the cursor is on the screen. 1066 */ 1067 static void 1068 gui_check_pos(void) 1069 { 1070 if (gui.row >= screen_Rows) 1071 gui.row = screen_Rows - 1; 1072 if (gui.col >= screen_Columns) 1073 gui.col = screen_Columns - 1; 1074 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) 1075 gui.cursor_is_valid = FALSE; 1076 } 1077 1078 /* 1079 * Redraw the cursor if necessary or when forced. 1080 * Careful: The contents of ScreenLines[] must match what is on the screen, 1081 * otherwise this goes wrong. May need to call out_flush() first. 1082 */ 1083 void 1084 gui_update_cursor( 1085 int force, // when TRUE, update even when not moved 1086 int clear_selection) // clear selection under cursor 1087 { 1088 int cur_width = 0; 1089 int cur_height = 0; 1090 int old_hl_mask; 1091 cursorentry_T *shape; 1092 int id; 1093 #ifdef FEAT_TERMINAL 1094 guicolor_T shape_fg = INVALCOLOR; 1095 guicolor_T shape_bg = INVALCOLOR; 1096 #endif 1097 guicolor_T cfg, cbg, cc; // cursor fore-/background color 1098 int cattr; // cursor attributes 1099 int attr; 1100 attrentry_T *aep = NULL; 1101 1102 // Don't update the cursor when halfway busy scrolling or the screen size 1103 // doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. 1104 if (!can_update_cursor || screen_Columns != gui.num_cols 1105 || screen_Rows != gui.num_rows) 1106 return; 1107 1108 gui_check_pos(); 1109 if (!gui.cursor_is_valid || force 1110 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1111 { 1112 gui_undraw_cursor(); 1113 if (gui.row < 0) 1114 return; 1115 #ifdef HAVE_INPUT_METHOD 1116 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) 1117 im_set_position(gui.row, gui.col); 1118 #endif 1119 gui.cursor_row = gui.row; 1120 gui.cursor_col = gui.col; 1121 1122 // Only write to the screen after ScreenLines[] has been initialized 1123 if (!screen_cleared || ScreenLines == NULL) 1124 return; 1125 1126 // Clear the selection if we are about to write over it 1127 if (clear_selection) 1128 clip_may_clear_selection(gui.row, gui.row); 1129 // Check that the cursor is inside the shell (resizing may have made 1130 // it invalid) 1131 if (gui.row >= screen_Rows || gui.col >= screen_Columns) 1132 return; 1133 1134 gui.cursor_is_valid = TRUE; 1135 1136 /* 1137 * How the cursor is drawn depends on the current mode. 1138 * When in a terminal window use the shape/color specified there. 1139 */ 1140 #ifdef FEAT_TERMINAL 1141 if (terminal_is_active()) 1142 shape = term_get_cursor_shape(&shape_fg, &shape_bg); 1143 else 1144 #endif 1145 shape = &shape_table[get_shape_idx(FALSE)]; 1146 if (State & LANGMAP) 1147 id = shape->id_lm; 1148 else 1149 id = shape->id; 1150 1151 // get the colors and attributes for the cursor. Default is inverted 1152 cfg = INVALCOLOR; 1153 cbg = INVALCOLOR; 1154 cattr = HL_INVERSE; 1155 gui_mch_set_blinking(shape->blinkwait, 1156 shape->blinkon, 1157 shape->blinkoff); 1158 if (shape->blinkwait == 0 || shape->blinkon == 0 1159 || shape->blinkoff == 0) 1160 gui_mch_stop_blink(FALSE); 1161 #ifdef FEAT_TERMINAL 1162 if (shape_bg != INVALCOLOR) 1163 { 1164 cattr = 0; 1165 cfg = shape_fg; 1166 cbg = shape_bg; 1167 } 1168 else 1169 #endif 1170 if (id > 0) 1171 { 1172 cattr = syn_id2colors(id, &cfg, &cbg); 1173 #if defined(HAVE_INPUT_METHOD) 1174 { 1175 static int iid; 1176 guicolor_T fg, bg; 1177 1178 if ( 1179 # if defined(FEAT_GUI_GTK) && defined(FEAT_XIM) 1180 preedit_get_status() 1181 # else 1182 im_get_status() 1183 # endif 1184 ) 1185 { 1186 iid = syn_name2id((char_u *)"CursorIM"); 1187 if (iid > 0) 1188 { 1189 syn_id2colors(iid, &fg, &bg); 1190 if (bg != INVALCOLOR) 1191 cbg = bg; 1192 if (fg != INVALCOLOR) 1193 cfg = fg; 1194 } 1195 } 1196 } 1197 #endif 1198 } 1199 1200 /* 1201 * Get the attributes for the character under the cursor. 1202 * When no cursor color was given, use the character color. 1203 */ 1204 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1205 if (attr > HL_ALL) 1206 aep = syn_gui_attr2entry(attr); 1207 if (aep != NULL) 1208 { 1209 attr = aep->ae_attr; 1210 if (cfg == INVALCOLOR) 1211 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1212 : aep->ae_u.gui.fg_color); 1213 if (cbg == INVALCOLOR) 1214 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1215 : aep->ae_u.gui.bg_color); 1216 } 1217 if (cfg == INVALCOLOR) 1218 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; 1219 if (cbg == INVALCOLOR) 1220 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; 1221 1222 #ifdef FEAT_XIM 1223 if (aep != NULL) 1224 { 1225 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1226 : aep->ae_u.gui.bg_color); 1227 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1228 : aep->ae_u.gui.fg_color); 1229 if (xim_bg_color == INVALCOLOR) 1230 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1231 : gui.back_pixel; 1232 if (xim_fg_color == INVALCOLOR) 1233 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1234 : gui.norm_pixel; 1235 } 1236 else 1237 { 1238 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1239 : gui.back_pixel; 1240 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1241 : gui.norm_pixel; 1242 } 1243 #endif 1244 1245 attr &= ~HL_INVERSE; 1246 if (cattr & HL_INVERSE) 1247 { 1248 cc = cbg; 1249 cbg = cfg; 1250 cfg = cc; 1251 } 1252 cattr &= ~HL_INVERSE; 1253 1254 /* 1255 * When we don't have window focus, draw a hollow cursor. 1256 */ 1257 if (!gui.in_focus) 1258 { 1259 gui_mch_draw_hollow_cursor(cbg); 1260 return; 1261 } 1262 1263 old_hl_mask = gui.highlight_mask; 1264 if (shape->shape == SHAPE_BLOCK) 1265 { 1266 /* 1267 * Draw the text character with the cursor colors. Use the 1268 * character attributes plus the cursor attributes. 1269 */ 1270 gui.highlight_mask = (cattr | attr); 1271 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1272 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1273 } 1274 else 1275 { 1276 #if defined(FEAT_RIGHTLEFT) 1277 int col_off = FALSE; 1278 #endif 1279 /* 1280 * First draw the partial cursor, then overwrite with the text 1281 * character, using a transparent background. 1282 */ 1283 if (shape->shape == SHAPE_VER) 1284 { 1285 cur_height = gui.char_height; 1286 cur_width = (gui.char_width * shape->percentage + 99) / 100; 1287 } 1288 else 1289 { 1290 cur_height = (gui.char_height * shape->percentage + 99) / 100; 1291 cur_width = gui.char_width; 1292 } 1293 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col, 1294 LineOffset[gui.row] + screen_Columns) > 1) 1295 { 1296 // Double wide character. 1297 if (shape->shape != SHAPE_VER) 1298 cur_width += gui.char_width; 1299 #ifdef FEAT_RIGHTLEFT 1300 if (CURSOR_BAR_RIGHT) 1301 { 1302 // gui.col points to the left halve of the character but 1303 // the vertical line needs to be on the right halve. 1304 // A double-wide horizontal line is also drawn from the 1305 // right halve in gui_mch_draw_part_cursor(). 1306 col_off = TRUE; 1307 ++gui.col; 1308 } 1309 #endif 1310 } 1311 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); 1312 #if defined(FEAT_RIGHTLEFT) 1313 if (col_off) 1314 --gui.col; 1315 #endif 1316 1317 #ifndef FEAT_GUI_MSWIN // doesn't seem to work for MSWindows 1318 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1319 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1320 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, 1321 (guicolor_T)0, (guicolor_T)0, 0); 1322 #endif 1323 } 1324 gui.highlight_mask = old_hl_mask; 1325 } 1326 } 1327 1328 #if defined(FEAT_MENU) || defined(PROTO) 1329 void 1330 gui_position_menu(void) 1331 { 1332 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) 1333 if (gui.menu_is_active && gui.in_use) 1334 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); 1335 # endif 1336 } 1337 #endif 1338 1339 /* 1340 * Position the various GUI components (text area, menu). The vertical 1341 * scrollbars are NOT handled here. See gui_update_scrollbars(). 1342 */ 1343 static void 1344 gui_position_components(int total_width UNUSED) 1345 { 1346 int text_area_x; 1347 int text_area_y; 1348 int text_area_width; 1349 int text_area_height; 1350 1351 // avoid that moving components around generates events 1352 ++hold_gui_events; 1353 1354 text_area_x = 0; 1355 if (gui.which_scrollbars[SBAR_LEFT]) 1356 text_area_x += gui.scrollbar_width; 1357 1358 text_area_y = 0; 1359 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) 1360 gui.menu_width = total_width; 1361 if (gui.menu_is_active) 1362 text_area_y += gui.menu_height; 1363 #endif 1364 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) 1365 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1366 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 1367 #endif 1368 1369 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1370 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC)) 1371 if (gui_has_tabline()) 1372 text_area_y += gui.tabline_height; 1373 #endif 1374 1375 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) \ 1376 || defined(FEAT_GUI_HAIKU)) 1377 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1378 { 1379 # if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_HAIKU) 1380 gui_mch_set_toolbar_pos(0, text_area_y, 1381 gui.menu_width, gui.toolbar_height); 1382 # endif 1383 text_area_y += gui.toolbar_height; 1384 } 1385 #endif 1386 1387 # if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_HAIKU) 1388 gui_mch_set_tabline_pos(0, text_area_y, 1389 gui.menu_width, gui.tabline_height); 1390 if (gui_has_tabline()) 1391 text_area_y += gui.tabline_height; 1392 #endif 1393 1394 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; 1395 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; 1396 1397 gui_mch_set_text_area_pos(text_area_x, 1398 text_area_y, 1399 text_area_width, 1400 text_area_height 1401 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1402 + xim_get_status_area_height() 1403 #endif 1404 ); 1405 #ifdef FEAT_MENU 1406 gui_position_menu(); 1407 #endif 1408 if (gui.which_scrollbars[SBAR_BOTTOM]) 1409 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, 1410 text_area_x, 1411 text_area_y + text_area_height, 1412 text_area_width, 1413 gui.scrollbar_height); 1414 gui.left_sbar_x = 0; 1415 gui.right_sbar_x = text_area_x + text_area_width; 1416 1417 --hold_gui_events; 1418 } 1419 1420 /* 1421 * Get the width of the widgets and decorations to the side of the text area. 1422 */ 1423 int 1424 gui_get_base_width(void) 1425 { 1426 int base_width; 1427 1428 base_width = 2 * gui.border_offset; 1429 if (gui.which_scrollbars[SBAR_LEFT]) 1430 base_width += gui.scrollbar_width; 1431 if (gui.which_scrollbars[SBAR_RIGHT]) 1432 base_width += gui.scrollbar_width; 1433 return base_width; 1434 } 1435 1436 /* 1437 * Get the height of the widgets and decorations above and below the text area. 1438 */ 1439 int 1440 gui_get_base_height(void) 1441 { 1442 int base_height; 1443 1444 base_height = 2 * gui.border_offset; 1445 if (gui.which_scrollbars[SBAR_BOTTOM]) 1446 base_height += gui.scrollbar_height; 1447 #ifdef FEAT_GUI_GTK 1448 // We can't take the sizes properly into account until anything is 1449 // realized. Therefore we recalculate all the values here just before 1450 // setting the size. (--mdcki) 1451 #else 1452 # ifdef FEAT_MENU 1453 if (gui.menu_is_active) 1454 base_height += gui.menu_height; 1455 # endif 1456 # ifdef FEAT_TOOLBAR 1457 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1458 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) 1459 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); 1460 # else 1461 base_height += gui.toolbar_height; 1462 # endif 1463 # endif 1464 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1465 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_HAIKU)) 1466 if (gui_has_tabline()) 1467 base_height += gui.tabline_height; 1468 # endif 1469 # ifdef FEAT_FOOTER 1470 if (vim_strchr(p_go, GO_FOOTER) != NULL) 1471 base_height += gui.footer_height; 1472 # endif 1473 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 1474 base_height += gui_mch_text_area_extra_height(); 1475 # endif 1476 #endif 1477 return base_height; 1478 } 1479 1480 /* 1481 * Should be called after the GUI shell has been resized. Its arguments are 1482 * the new width and height of the shell in pixels. 1483 */ 1484 void 1485 gui_resize_shell(int pixel_width, int pixel_height) 1486 { 1487 static int busy = FALSE; 1488 1489 if (!gui.shell_created) // ignore when still initializing 1490 return; 1491 1492 /* 1493 * Can't resize the screen while it is being redrawn. Remember the new 1494 * size and handle it later. 1495 */ 1496 if (updating_screen || busy) 1497 { 1498 new_pixel_width = pixel_width; 1499 new_pixel_height = pixel_height; 1500 return; 1501 } 1502 1503 again: 1504 new_pixel_width = 0; 1505 new_pixel_height = 0; 1506 busy = TRUE; 1507 1508 #ifdef FEAT_GUI_HAIKU 1509 vim_lock_screen(); 1510 #endif 1511 1512 // Flush pending output before redrawing 1513 out_flush(); 1514 1515 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; 1516 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height; 1517 1518 gui_position_components(pixel_width); 1519 gui_reset_scroll_region(); 1520 1521 /* 1522 * At the "more" and ":confirm" prompt there is no redraw, put the cursor 1523 * at the last line here (why does it have to be one row too low?). 1524 */ 1525 if (State == ASKMORE || State == CONFIRM) 1526 gui.row = gui.num_rows; 1527 1528 // Only comparing Rows and Columns may be sufficient, but let's stay on 1529 // the safe side. 1530 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns 1531 || gui.num_rows != Rows || gui.num_cols != Columns) 1532 shell_resized(); 1533 1534 #ifdef FEAT_GUI_HAIKU 1535 vim_unlock_screen(); 1536 #endif 1537 1538 gui_update_scrollbars(TRUE); 1539 gui_update_cursor(FALSE, TRUE); 1540 #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1541 xim_set_status_area(); 1542 #endif 1543 1544 busy = FALSE; 1545 1546 // We may have been called again while redrawing the screen. 1547 // Need to do it all again with the latest size then. But only if the size 1548 // actually changed. 1549 if (new_pixel_height) 1550 { 1551 if (pixel_width == new_pixel_width && pixel_height == new_pixel_height) 1552 { 1553 new_pixel_width = 0; 1554 new_pixel_height = 0; 1555 } 1556 else 1557 { 1558 pixel_width = new_pixel_width; 1559 pixel_height = new_pixel_height; 1560 goto again; 1561 } 1562 } 1563 } 1564 1565 /* 1566 * Check if gui_resize_shell() must be called. 1567 */ 1568 void 1569 gui_may_resize_shell(void) 1570 { 1571 if (new_pixel_height) 1572 // careful: gui_resize_shell() may postpone the resize again if we 1573 // were called indirectly by it 1574 gui_resize_shell(new_pixel_width, new_pixel_height); 1575 } 1576 1577 int 1578 gui_get_shellsize(void) 1579 { 1580 Rows = gui.num_rows; 1581 Columns = gui.num_cols; 1582 return OK; 1583 } 1584 1585 /* 1586 * Set the size of the Vim shell according to Rows and Columns. 1587 * If "fit_to_display" is TRUE then the size may be reduced to fit the window 1588 * on the screen. 1589 * When "mustset" is TRUE the size was set by the user. When FALSE a UI 1590 * component was added or removed (e.g., a scrollbar). 1591 */ 1592 void 1593 gui_set_shellsize( 1594 int mustset UNUSED, 1595 int fit_to_display, 1596 int direction) // RESIZE_HOR, RESIZE_VER 1597 { 1598 int base_width; 1599 int base_height; 1600 int width; 1601 int height; 1602 int min_width; 1603 int min_height; 1604 int screen_w; 1605 int screen_h; 1606 #ifdef FEAT_GUI_GTK 1607 int un_maximize = mustset; 1608 int did_adjust = 0; 1609 #endif 1610 int x = -1, y = -1; 1611 1612 if (!gui.shell_created) 1613 return; 1614 1615 #if defined(MSWIN) || defined(FEAT_GUI_GTK) 1616 // If not setting to a user specified size and maximized, calculate the 1617 // number of characters that fit in the maximized window. 1618 if (!mustset && (vim_strchr(p_go, GO_KEEPWINSIZE) != NULL 1619 || gui_mch_maximized())) 1620 { 1621 gui_mch_newfont(); 1622 return; 1623 } 1624 #endif 1625 1626 base_width = gui_get_base_width(); 1627 base_height = gui_get_base_height(); 1628 if (fit_to_display) 1629 // Remember the original window position. 1630 (void)gui_mch_get_winpos(&x, &y); 1631 1632 width = Columns * gui.char_width + base_width; 1633 height = Rows * gui.char_height + base_height; 1634 1635 if (fit_to_display) 1636 { 1637 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1638 if ((direction & RESIZE_HOR) && width > screen_w) 1639 { 1640 Columns = (screen_w - base_width) / gui.char_width; 1641 if (Columns < MIN_COLUMNS) 1642 Columns = MIN_COLUMNS; 1643 width = Columns * gui.char_width + base_width; 1644 #ifdef FEAT_GUI_GTK 1645 ++did_adjust; 1646 #endif 1647 } 1648 if ((direction & RESIZE_VERT) && height > screen_h) 1649 { 1650 Rows = (screen_h - base_height) / gui.char_height; 1651 check_shellsize(); 1652 height = Rows * gui.char_height + base_height; 1653 #ifdef FEAT_GUI_GTK 1654 ++did_adjust; 1655 #endif 1656 } 1657 #ifdef FEAT_GUI_GTK 1658 if (did_adjust == 2 || (width + gui.char_width >= screen_w 1659 && height + gui.char_height >= screen_h)) 1660 // don't unmaximize if at maximum size 1661 un_maximize = FALSE; 1662 #endif 1663 } 1664 limit_screen_size(); 1665 gui.num_cols = Columns; 1666 gui.num_rows = Rows; 1667 1668 min_width = base_width + MIN_COLUMNS * gui.char_width; 1669 min_height = base_height + MIN_LINES * gui.char_height; 1670 min_height += tabline_height() * gui.char_height; 1671 1672 #ifdef FEAT_GUI_GTK 1673 if (un_maximize) 1674 { 1675 // If the window size is smaller than the screen unmaximize the 1676 // window, otherwise resizing won't work. 1677 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1678 if ((width + gui.char_width < screen_w 1679 || height + gui.char_height * 2 < screen_h) 1680 && gui_mch_maximized()) 1681 gui_mch_unmaximize(); 1682 } 1683 #endif 1684 1685 gui_mch_set_shellsize(width, height, min_width, min_height, 1686 base_width, base_height, direction); 1687 1688 if (fit_to_display && x >= 0 && y >= 0) 1689 { 1690 // Some window managers put the Vim window left of/above the screen. 1691 // Only change the position if it wasn't already negative before 1692 // (happens on MS-Windows with a secondary monitor). 1693 gui_mch_update(); 1694 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) 1695 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); 1696 } 1697 1698 gui_position_components(width); 1699 gui_update_scrollbars(TRUE); 1700 gui_reset_scroll_region(); 1701 } 1702 1703 /* 1704 * Called when Rows and/or Columns has changed. 1705 */ 1706 void 1707 gui_new_shellsize(void) 1708 { 1709 gui_reset_scroll_region(); 1710 } 1711 1712 /* 1713 * Make scroll region cover whole screen. 1714 */ 1715 static void 1716 gui_reset_scroll_region(void) 1717 { 1718 gui.scroll_region_top = 0; 1719 gui.scroll_region_bot = gui.num_rows - 1; 1720 gui.scroll_region_left = 0; 1721 gui.scroll_region_right = gui.num_cols - 1; 1722 } 1723 1724 static void 1725 gui_start_highlight(int mask) 1726 { 1727 if (mask > HL_ALL) // highlight code 1728 gui.highlight_mask = mask; 1729 else // mask 1730 gui.highlight_mask |= mask; 1731 } 1732 1733 void 1734 gui_stop_highlight(int mask) 1735 { 1736 if (mask > HL_ALL) // highlight code 1737 gui.highlight_mask = HL_NORMAL; 1738 else // mask 1739 gui.highlight_mask &= ~mask; 1740 } 1741 1742 /* 1743 * Clear a rectangular region of the screen from text pos (row1, col1) to 1744 * (row2, col2) inclusive. 1745 */ 1746 void 1747 gui_clear_block( 1748 int row1, 1749 int col1, 1750 int row2, 1751 int col2) 1752 { 1753 // Clear the selection if we are about to write over it 1754 clip_may_clear_selection(row1, row2); 1755 1756 gui_mch_clear_block(row1, col1, row2, col2); 1757 1758 // Invalidate cursor if it was in this block 1759 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 1760 && gui.cursor_col >= col1 && gui.cursor_col <= col2) 1761 gui.cursor_is_valid = FALSE; 1762 } 1763 1764 /* 1765 * Write code to update the cursor later. This avoids the need to flush the 1766 * output buffer before calling gui_update_cursor(). 1767 */ 1768 void 1769 gui_update_cursor_later(void) 1770 { 1771 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); 1772 } 1773 1774 void 1775 gui_write( 1776 char_u *s, 1777 int len) 1778 { 1779 char_u *p; 1780 int arg1 = 0, arg2 = 0; 1781 int force_cursor = FALSE; // force cursor update 1782 int force_scrollbar = FALSE; 1783 static win_T *old_curwin = NULL; 1784 1785 // #define DEBUG_GUI_WRITE 1786 #ifdef DEBUG_GUI_WRITE 1787 { 1788 int i; 1789 char_u *str; 1790 1791 printf("gui_write(%d):\n ", len); 1792 for (i = 0; i < len; i++) 1793 if (s[i] == ESC) 1794 { 1795 if (i != 0) 1796 printf("\n "); 1797 printf("<ESC>"); 1798 } 1799 else 1800 { 1801 str = transchar_byte(s[i]); 1802 if (str[0] && str[1]) 1803 printf("<%s>", (char *)str); 1804 else 1805 printf("%s", (char *)str); 1806 } 1807 printf("\n"); 1808 } 1809 #endif 1810 while (len) 1811 { 1812 if (s[0] == ESC && s[1] == '|') 1813 { 1814 p = s + 2; 1815 if (VIM_ISDIGIT(*p) || (*p == '-' && VIM_ISDIGIT(*(p + 1)))) 1816 { 1817 arg1 = getdigits(&p); 1818 if (p > s + len) 1819 break; 1820 if (*p == ';') 1821 { 1822 ++p; 1823 arg2 = getdigits(&p); 1824 if (p > s + len) 1825 break; 1826 } 1827 } 1828 switch (*p) 1829 { 1830 case 'C': // Clear screen 1831 clip_scroll_selection(9999); 1832 gui_mch_clear_all(); 1833 gui.cursor_is_valid = FALSE; 1834 force_scrollbar = TRUE; 1835 break; 1836 case 'M': // Move cursor 1837 gui_set_cursor(arg1, arg2); 1838 break; 1839 case 's': // force cursor (shape) update 1840 force_cursor = TRUE; 1841 break; 1842 case 'R': // Set scroll region 1843 if (arg1 < arg2) 1844 { 1845 gui.scroll_region_top = arg1; 1846 gui.scroll_region_bot = arg2; 1847 } 1848 else 1849 { 1850 gui.scroll_region_top = arg2; 1851 gui.scroll_region_bot = arg1; 1852 } 1853 break; 1854 case 'V': // Set vertical scroll region 1855 if (arg1 < arg2) 1856 { 1857 gui.scroll_region_left = arg1; 1858 gui.scroll_region_right = arg2; 1859 } 1860 else 1861 { 1862 gui.scroll_region_left = arg2; 1863 gui.scroll_region_right = arg1; 1864 } 1865 break; 1866 case 'd': // Delete line 1867 gui_delete_lines(gui.row, 1); 1868 break; 1869 case 'D': // Delete lines 1870 gui_delete_lines(gui.row, arg1); 1871 break; 1872 case 'i': // Insert line 1873 gui_insert_lines(gui.row, 1); 1874 break; 1875 case 'I': // Insert lines 1876 gui_insert_lines(gui.row, arg1); 1877 break; 1878 case '$': // Clear to end-of-line 1879 gui_clear_block(gui.row, gui.col, gui.row, 1880 (int)Columns - 1); 1881 break; 1882 case 'h': // Turn on highlighting 1883 gui_start_highlight(arg1); 1884 break; 1885 case 'H': // Turn off highlighting 1886 gui_stop_highlight(arg1); 1887 break; 1888 case 'f': // flash the window (visual bell) 1889 gui_mch_flash(arg1 == 0 ? 20 : arg1); 1890 break; 1891 default: 1892 p = s + 1; // Skip the ESC 1893 break; 1894 } 1895 len -= (int)(++p - s); 1896 s = p; 1897 } 1898 else if ( 1899 #ifdef EBCDIC 1900 CtrlChar(s[0]) != 0 // Ctrl character 1901 #else 1902 s[0] < 0x20 // Ctrl character 1903 #endif 1904 #ifdef FEAT_SIGN_ICONS 1905 && s[0] != SIGN_BYTE 1906 # ifdef FEAT_NETBEANS_INTG 1907 && s[0] != MULTISIGN_BYTE 1908 # endif 1909 #endif 1910 ) 1911 { 1912 if (s[0] == '\n') // NL 1913 { 1914 gui.col = 0; 1915 if (gui.row < gui.scroll_region_bot) 1916 gui.row++; 1917 else 1918 gui_delete_lines(gui.scroll_region_top, 1); 1919 } 1920 else if (s[0] == '\r') // CR 1921 { 1922 gui.col = 0; 1923 } 1924 else if (s[0] == '\b') // Backspace 1925 { 1926 if (gui.col) 1927 --gui.col; 1928 } 1929 else if (s[0] == Ctrl_L) // cursor-right 1930 { 1931 ++gui.col; 1932 } 1933 else if (s[0] == Ctrl_G) // Beep 1934 { 1935 gui_mch_beep(); 1936 } 1937 // Other Ctrl character: shouldn't happen! 1938 1939 --len; // Skip this char 1940 ++s; 1941 } 1942 else 1943 { 1944 p = s; 1945 while (len > 0 && ( 1946 #ifdef EBCDIC 1947 CtrlChar(*p) == 0 1948 #else 1949 *p >= 0x20 1950 #endif 1951 #ifdef FEAT_SIGN_ICONS 1952 || *p == SIGN_BYTE 1953 # ifdef FEAT_NETBEANS_INTG 1954 || *p == MULTISIGN_BYTE 1955 # endif 1956 #endif 1957 )) 1958 { 1959 len--; 1960 p++; 1961 } 1962 gui_outstr(s, (int)(p - s)); 1963 s = p; 1964 } 1965 } 1966 1967 // Postponed update of the cursor (won't work if "can_update_cursor" isn't 1968 // set). 1969 if (force_cursor) 1970 gui_update_cursor(TRUE, TRUE); 1971 1972 // When switching to another window the dragging must have stopped. 1973 // Required for GTK, dragged_sb isn't reset. 1974 if (old_curwin != curwin) 1975 gui.dragged_sb = SBAR_NONE; 1976 1977 // Update the scrollbars after clearing the screen or when switched 1978 // to another window. 1979 // Update the horizontal scrollbar always, it's difficult to check all 1980 // situations where it might change. 1981 if (force_scrollbar || old_curwin != curwin) 1982 gui_update_scrollbars(force_scrollbar); 1983 else 1984 gui_update_horiz_scrollbar(FALSE); 1985 old_curwin = curwin; 1986 1987 /* 1988 * We need to make sure this is cleared since Athena doesn't tell us when 1989 * he is done dragging. Do the same for GTK. 1990 */ 1991 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 1992 gui.dragged_sb = SBAR_NONE; 1993 #endif 1994 1995 gui_may_flush(); // In case vim decides to take a nap 1996 } 1997 1998 /* 1999 * When ScreenLines[] is invalid, updating the cursor should not be done, it 2000 * produces wrong results. Call gui_dont_update_cursor() before that code and 2001 * gui_can_update_cursor() afterwards. 2002 */ 2003 void 2004 gui_dont_update_cursor(int undraw) 2005 { 2006 if (gui.in_use) 2007 { 2008 // Undraw the cursor now, we probably can't do it after the change. 2009 if (undraw) 2010 gui_undraw_cursor(); 2011 can_update_cursor = FALSE; 2012 } 2013 } 2014 2015 void 2016 gui_can_update_cursor(void) 2017 { 2018 can_update_cursor = TRUE; 2019 // No need to update the cursor right now, there is always more output 2020 // after scrolling. 2021 } 2022 2023 /* 2024 * Disable issuing gui_mch_flush(). 2025 */ 2026 void 2027 gui_disable_flush(void) 2028 { 2029 ++disable_flush; 2030 } 2031 2032 /* 2033 * Enable issuing gui_mch_flush(). 2034 */ 2035 void 2036 gui_enable_flush(void) 2037 { 2038 --disable_flush; 2039 } 2040 2041 /* 2042 * Issue gui_mch_flush() if it is not disabled. 2043 */ 2044 void 2045 gui_may_flush(void) 2046 { 2047 if (disable_flush == 0) 2048 gui_mch_flush(); 2049 } 2050 2051 static void 2052 gui_outstr(char_u *s, int len) 2053 { 2054 int this_len; 2055 int cells; 2056 2057 if (len == 0) 2058 return; 2059 2060 if (len < 0) 2061 len = (int)STRLEN(s); 2062 2063 while (len > 0) 2064 { 2065 if (has_mbyte) 2066 { 2067 // Find out how many chars fit in the current line. 2068 cells = 0; 2069 for (this_len = 0; this_len < len; ) 2070 { 2071 cells += (*mb_ptr2cells)(s + this_len); 2072 if (gui.col + cells > Columns) 2073 break; 2074 this_len += (*mb_ptr2len)(s + this_len); 2075 } 2076 if (this_len > len) 2077 this_len = len; // don't include following composing char 2078 } 2079 else 2080 if (gui.col + len > Columns) 2081 this_len = Columns - gui.col; 2082 else 2083 this_len = len; 2084 2085 (void)gui_outstr_nowrap(s, this_len, 2086 0, (guicolor_T)0, (guicolor_T)0, 0); 2087 s += this_len; 2088 len -= this_len; 2089 // fill up for a double-width char that doesn't fit. 2090 if (len > 0 && gui.col < Columns) 2091 (void)gui_outstr_nowrap((char_u *)" ", 1, 2092 0, (guicolor_T)0, (guicolor_T)0, 0); 2093 // The cursor may wrap to the next line. 2094 if (gui.col >= Columns) 2095 { 2096 gui.col = 0; 2097 gui.row++; 2098 } 2099 } 2100 } 2101 2102 /* 2103 * Output one character (may be one or two display cells). 2104 * Caller must check for valid "off". 2105 * Returns FAIL or OK, just like gui_outstr_nowrap(). 2106 */ 2107 static int 2108 gui_screenchar( 2109 int off, // Offset from start of screen 2110 int flags, 2111 guicolor_T fg, // colors for cursor 2112 guicolor_T bg, // colors for cursor 2113 int back) // backup this many chars when using bold trick 2114 { 2115 char_u buf[MB_MAXBYTES + 1]; 2116 2117 // Don't draw right halve of a double-width UTF-8 char. "cannot happen" 2118 if (enc_utf8 && ScreenLines[off] == 0) 2119 return OK; 2120 2121 if (enc_utf8 && ScreenLinesUC[off] != 0) 2122 // Draw UTF-8 multi-byte character. 2123 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), 2124 flags, fg, bg, back); 2125 2126 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2127 { 2128 buf[0] = ScreenLines[off]; 2129 buf[1] = ScreenLines2[off]; 2130 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); 2131 } 2132 2133 // Draw non-multi-byte character or DBCS character. 2134 return gui_outstr_nowrap(ScreenLines + off, 2135 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, 2136 flags, fg, bg, back); 2137 } 2138 2139 #ifdef FEAT_GUI_GTK 2140 /* 2141 * Output the string at the given screen position. This is used in place 2142 * of gui_screenchar() where possible because Pango needs as much context 2143 * as possible to work nicely. It's a lot faster as well. 2144 */ 2145 static int 2146 gui_screenstr( 2147 int off, // Offset from start of screen 2148 int len, // string length in screen cells 2149 int flags, 2150 guicolor_T fg, // colors for cursor 2151 guicolor_T bg, // colors for cursor 2152 int back) // backup this many chars when using bold trick 2153 { 2154 char_u *buf; 2155 int outlen = 0; 2156 int i; 2157 int retval; 2158 2159 if (len <= 0) // "cannot happen"? 2160 return OK; 2161 2162 if (enc_utf8) 2163 { 2164 buf = alloc(len * MB_MAXBYTES + 1); 2165 if (buf == NULL) 2166 return OK; // not much we could do here... 2167 2168 for (i = off; i < off + len; ++i) 2169 { 2170 if (ScreenLines[i] == 0) 2171 continue; // skip second half of double-width char 2172 2173 if (ScreenLinesUC[i] == 0) 2174 buf[outlen++] = ScreenLines[i]; 2175 else 2176 outlen += utfc_char2bytes(i, buf + outlen); 2177 } 2178 2179 buf[outlen] = NUL; // only to aid debugging 2180 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2181 vim_free(buf); 2182 2183 return retval; 2184 } 2185 else if (enc_dbcs == DBCS_JPNU) 2186 { 2187 buf = alloc(len * 2 + 1); 2188 if (buf == NULL) 2189 return OK; // not much we could do here... 2190 2191 for (i = off; i < off + len; ++i) 2192 { 2193 buf[outlen++] = ScreenLines[i]; 2194 2195 // handle double-byte single-width char 2196 if (ScreenLines[i] == 0x8e) 2197 buf[outlen++] = ScreenLines2[i]; 2198 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) 2199 buf[outlen++] = ScreenLines[++i]; 2200 } 2201 2202 buf[outlen] = NUL; // only to aid debugging 2203 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 2204 vim_free(buf); 2205 2206 return retval; 2207 } 2208 else 2209 { 2210 return gui_outstr_nowrap(&ScreenLines[off], len, 2211 flags, fg, bg, back); 2212 } 2213 } 2214 #endif // FEAT_GUI_GTK 2215 2216 /* 2217 * Output the given string at the current cursor position. If the string is 2218 * too long to fit on the line, then it is truncated. 2219 * "flags": 2220 * GUI_MON_IS_CURSOR should only be used when this function is being called to 2221 * actually draw (an inverted) cursor. 2222 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent 2223 * background. 2224 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over 2225 * it. 2226 * Returns OK, unless "back" is non-zero and using the bold trick, then return 2227 * FAIL (the caller should start drawing "back" chars back). 2228 */ 2229 static int 2230 gui_outstr_nowrap( 2231 char_u *s, 2232 int len, 2233 int flags, 2234 guicolor_T fg, // colors for cursor 2235 guicolor_T bg, // colors for cursor 2236 int back) // backup this many chars when using bold trick 2237 { 2238 long_u highlight_mask; 2239 long_u hl_mask_todo; 2240 guicolor_T fg_color; 2241 guicolor_T bg_color; 2242 guicolor_T sp_color; 2243 #if !defined(FEAT_GUI_GTK) 2244 GuiFont font = NOFONT; 2245 GuiFont wide_font = NOFONT; 2246 # ifdef FEAT_XFONTSET 2247 GuiFontset fontset = NOFONTSET; 2248 # endif 2249 #endif 2250 attrentry_T *aep = NULL; 2251 int draw_flags; 2252 int col = gui.col; 2253 #ifdef FEAT_SIGN_ICONS 2254 int draw_sign = FALSE; 2255 int signcol = 0; 2256 char_u extra[18]; 2257 # ifdef FEAT_NETBEANS_INTG 2258 int multi_sign = FALSE; 2259 # endif 2260 #endif 2261 2262 if (len < 0) 2263 len = (int)STRLEN(s); 2264 if (len == 0) 2265 return OK; 2266 2267 #ifdef FEAT_SIGN_ICONS 2268 if (*s == SIGN_BYTE 2269 # ifdef FEAT_NETBEANS_INTG 2270 || *s == MULTISIGN_BYTE 2271 # endif 2272 ) 2273 { 2274 # ifdef FEAT_NETBEANS_INTG 2275 if (*s == MULTISIGN_BYTE) 2276 multi_sign = TRUE; 2277 # endif 2278 // draw spaces instead 2279 if (*curwin->w_p_scl == 'n' && *(curwin->w_p_scl + 1) == 'u' && 2280 (curwin->w_p_nu || curwin->w_p_rnu)) 2281 { 2282 sprintf((char *)extra, "%*c ", number_width(curwin), ' '); 2283 s = extra; 2284 } 2285 else 2286 s = (char_u *)" "; 2287 if (len == 1 && col > 0) 2288 --col; 2289 len = (int)STRLEN(s); 2290 if (len > 2) 2291 // right align sign icon in the number column 2292 signcol = col + len - 3; 2293 else 2294 signcol = col; 2295 draw_sign = TRUE; 2296 highlight_mask = 0; 2297 } 2298 else 2299 #endif 2300 if (gui.highlight_mask > HL_ALL) 2301 { 2302 aep = syn_gui_attr2entry(gui.highlight_mask); 2303 if (aep == NULL) // highlighting not set 2304 highlight_mask = 0; 2305 else 2306 highlight_mask = aep->ae_attr; 2307 } 2308 else 2309 highlight_mask = gui.highlight_mask; 2310 hl_mask_todo = highlight_mask; 2311 2312 #if !defined(FEAT_GUI_GTK) 2313 // Set the font 2314 if (aep != NULL && aep->ae_u.gui.font != NOFONT) 2315 font = aep->ae_u.gui.font; 2316 # ifdef FEAT_XFONTSET 2317 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) 2318 fontset = aep->ae_u.gui.fontset; 2319 # endif 2320 else 2321 { 2322 # ifdef FEAT_XFONTSET 2323 if (gui.fontset != NOFONTSET) 2324 fontset = gui.fontset; 2325 else 2326 # endif 2327 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2328 { 2329 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) 2330 { 2331 font = gui.boldital_font; 2332 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); 2333 } 2334 else if (gui.bold_font != NOFONT) 2335 { 2336 font = gui.bold_font; 2337 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); 2338 } 2339 else 2340 font = gui.norm_font; 2341 } 2342 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) 2343 { 2344 font = gui.ital_font; 2345 hl_mask_todo &= ~HL_ITALIC; 2346 } 2347 else 2348 font = gui.norm_font; 2349 2350 /* 2351 * Choose correct wide_font by font. wide_font should be set with font 2352 * at same time in above block. But it will make many "ifdef" nasty 2353 * blocks. So we do it here. 2354 */ 2355 if (font == gui.boldital_font && gui.wide_boldital_font) 2356 wide_font = gui.wide_boldital_font; 2357 else if (font == gui.bold_font && gui.wide_bold_font) 2358 wide_font = gui.wide_bold_font; 2359 else if (font == gui.ital_font && gui.wide_ital_font) 2360 wide_font = gui.wide_ital_font; 2361 else if (font == gui.norm_font && gui.wide_font) 2362 wide_font = gui.wide_font; 2363 } 2364 # ifdef FEAT_XFONTSET 2365 if (fontset != NOFONTSET) 2366 gui_mch_set_fontset(fontset); 2367 else 2368 # endif 2369 gui_mch_set_font(font); 2370 #endif 2371 2372 draw_flags = 0; 2373 2374 // Set the color 2375 bg_color = gui.back_pixel; 2376 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) 2377 { 2378 draw_flags |= DRAW_CURSOR; 2379 fg_color = fg; 2380 bg_color = bg; 2381 sp_color = fg; 2382 } 2383 else if (aep != NULL) 2384 { 2385 fg_color = aep->ae_u.gui.fg_color; 2386 if (fg_color == INVALCOLOR) 2387 fg_color = gui.norm_pixel; 2388 bg_color = aep->ae_u.gui.bg_color; 2389 if (bg_color == INVALCOLOR) 2390 bg_color = gui.back_pixel; 2391 sp_color = aep->ae_u.gui.sp_color; 2392 if (sp_color == INVALCOLOR) 2393 sp_color = fg_color; 2394 } 2395 else 2396 { 2397 fg_color = gui.norm_pixel; 2398 sp_color = fg_color; 2399 } 2400 2401 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) 2402 { 2403 #if defined(AMIGA) 2404 gui_mch_set_colors(bg_color, fg_color); 2405 #else 2406 gui_mch_set_fg_color(bg_color); 2407 gui_mch_set_bg_color(fg_color); 2408 #endif 2409 } 2410 else 2411 { 2412 #if defined(AMIGA) 2413 gui_mch_set_colors(fg_color, bg_color); 2414 #else 2415 gui_mch_set_fg_color(fg_color); 2416 gui_mch_set_bg_color(bg_color); 2417 #endif 2418 } 2419 gui_mch_set_sp_color(sp_color); 2420 2421 // Clear the selection if we are about to write over it 2422 if (!(flags & GUI_MON_NOCLEAR)) 2423 clip_may_clear_selection(gui.row, gui.row); 2424 2425 2426 // If there's no bold font, then fake it 2427 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2428 draw_flags |= DRAW_BOLD; 2429 2430 /* 2431 * When drawing bold or italic characters the spill-over from the left 2432 * neighbor may be destroyed. Let the caller backup to start redrawing 2433 * just after a blank. 2434 */ 2435 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) 2436 return FAIL; 2437 2438 #if defined(FEAT_GUI_GTK) 2439 // If there's no italic font, then fake it. 2440 // For GTK2, we don't need a different font for italic style. 2441 if (hl_mask_todo & HL_ITALIC) 2442 draw_flags |= DRAW_ITALIC; 2443 2444 // Do we underline the text? 2445 if (hl_mask_todo & HL_UNDERLINE) 2446 draw_flags |= DRAW_UNDERL; 2447 2448 #else 2449 // Do we underline the text? 2450 if ((hl_mask_todo & HL_UNDERLINE) || (hl_mask_todo & HL_ITALIC)) 2451 draw_flags |= DRAW_UNDERL; 2452 #endif 2453 // Do we undercurl the text? 2454 if (hl_mask_todo & HL_UNDERCURL) 2455 draw_flags |= DRAW_UNDERC; 2456 2457 // Do we strikethrough the text? 2458 if (hl_mask_todo & HL_STRIKETHROUGH) 2459 draw_flags |= DRAW_STRIKE; 2460 2461 // Do we draw transparently? 2462 if (flags & GUI_MON_TRS_CURSOR) 2463 draw_flags |= DRAW_TRANSP; 2464 2465 /* 2466 * Draw the text. 2467 */ 2468 #ifdef FEAT_GUI_GTK 2469 // The value returned is the length in display cells 2470 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); 2471 #else 2472 if (enc_utf8) 2473 { 2474 int start; // index of bytes to be drawn 2475 int cells; // cellwidth of bytes to be drawn 2476 int thislen; // length of bytes to be drawn 2477 int cn; // cellwidth of current char 2478 int i; // index of current char 2479 int c; // current char value 2480 int cl; // byte length of current char 2481 int comping; // current char is composing 2482 int scol = col; // screen column 2483 int curr_wide = FALSE; // use 'guifontwide' 2484 int prev_wide = FALSE; 2485 int wide_changed; 2486 # ifdef MSWIN 2487 int sep_comp = FALSE; // Don't separate composing chars. 2488 # else 2489 int sep_comp = TRUE; // Separate composing chars. 2490 # endif 2491 2492 // Break the string at a composing character, it has to be drawn on 2493 // top of the previous character. 2494 start = 0; 2495 cells = 0; 2496 for (i = 0; i < len; i += cl) 2497 { 2498 c = utf_ptr2char(s + i); 2499 cn = utf_char2cells(c); 2500 comping = utf_iscomposing(c); 2501 if (!comping) // count cells from non-composing chars 2502 cells += cn; 2503 if (!comping || sep_comp) 2504 { 2505 if (cn > 1 2506 # ifdef FEAT_XFONTSET 2507 && fontset == NOFONTSET 2508 # endif 2509 && wide_font != NOFONT) 2510 curr_wide = TRUE; 2511 else 2512 curr_wide = FALSE; 2513 } 2514 cl = utf_ptr2len(s + i); 2515 if (cl == 0) // hit end of string 2516 len = i + cl; // len must be wrong "cannot happen" 2517 2518 wide_changed = curr_wide != prev_wide; 2519 2520 // Print the string so far if it's the last character or there is 2521 // a composing character. 2522 if (i + cl >= len || (comping && sep_comp && i > start) 2523 || wide_changed 2524 # if defined(FEAT_GUI_X11) 2525 || (cn > 1 2526 # ifdef FEAT_XFONTSET 2527 // No fontset: At least draw char after wide char at 2528 // right position. 2529 && fontset == NOFONTSET 2530 # endif 2531 ) 2532 # endif 2533 ) 2534 { 2535 if ((comping && sep_comp) || wide_changed) 2536 thislen = i - start; 2537 else 2538 thislen = i - start + cl; 2539 if (thislen > 0) 2540 { 2541 if (prev_wide) 2542 gui_mch_set_font(wide_font); 2543 gui_mch_draw_string(gui.row, scol, s + start, thislen, 2544 draw_flags); 2545 if (prev_wide) 2546 gui_mch_set_font(font); 2547 start += thislen; 2548 } 2549 scol += cells; 2550 cells = 0; 2551 // Adjust to not draw a character which width is changed 2552 // against with last one. 2553 if (wide_changed && !(comping && sep_comp)) 2554 { 2555 scol -= cn; 2556 cl = 0; 2557 } 2558 2559 # if defined(FEAT_GUI_X11) 2560 // No fontset: draw a space to fill the gap after a wide char 2561 // 2562 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 2563 # ifdef FEAT_XFONTSET 2564 && fontset == NOFONTSET 2565 # endif 2566 && !wide_changed) 2567 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 2568 1, draw_flags); 2569 # endif 2570 } 2571 // Draw a composing char on top of the previous char. 2572 if (comping && sep_comp) 2573 { 2574 # if defined(__APPLE_CC__) && TARGET_API_MAC_CARBON 2575 // Carbon ATSUI autodraws composing char over previous char 2576 gui_mch_draw_string(gui.row, scol, s + i, cl, 2577 draw_flags | DRAW_TRANSP); 2578 # else 2579 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, 2580 draw_flags | DRAW_TRANSP); 2581 # endif 2582 start = i + cl; 2583 } 2584 prev_wide = curr_wide; 2585 } 2586 // The stuff below assumes "len" is the length in screen columns. 2587 len = scol - col; 2588 } 2589 else 2590 { 2591 gui_mch_draw_string(gui.row, col, s, len, draw_flags); 2592 if (enc_dbcs == DBCS_JPNU) 2593 { 2594 // Get the length in display cells, this can be different from the 2595 // number of bytes for "euc-jp". 2596 len = mb_string2cells(s, len); 2597 } 2598 } 2599 #endif // !FEAT_GUI_GTK 2600 2601 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2602 gui.col = col + len; 2603 2604 // May need to invert it when it's part of the selection. 2605 if (flags & GUI_MON_NOCLEAR) 2606 clip_may_redraw_selection(gui.row, col, len); 2607 2608 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2609 { 2610 // Invalidate the old physical cursor position if we wrote over it 2611 if (gui.cursor_row == gui.row 2612 && gui.cursor_col >= col 2613 && gui.cursor_col < col + len) 2614 gui.cursor_is_valid = FALSE; 2615 } 2616 2617 #ifdef FEAT_SIGN_ICONS 2618 if (draw_sign) 2619 // Draw the sign on top of the spaces. 2620 gui_mch_drawsign(gui.row, signcol, gui.highlight_mask); 2621 # if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_X11) \ 2622 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MSWIN)) 2623 if (multi_sign) 2624 netbeans_draw_multisign_indicator(gui.row); 2625 # endif 2626 #endif 2627 2628 return OK; 2629 } 2630 2631 /* 2632 * Un-draw the cursor. Actually this just redraws the character at the given 2633 * position. 2634 */ 2635 void 2636 gui_undraw_cursor(void) 2637 { 2638 if (gui.cursor_is_valid) 2639 { 2640 // Redraw the character just before too, if there is one, because with 2641 // some fonts and characters there can be a one pixel overlap. 2642 gui_redraw_block(gui.cursor_row, 2643 gui.cursor_col > 0 ? gui.cursor_col - 1 : gui.cursor_col, 2644 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR); 2645 2646 // Cursor_is_valid is reset when the cursor is undrawn, also reset it 2647 // here in case it wasn't needed to undraw it. 2648 gui.cursor_is_valid = FALSE; 2649 } 2650 } 2651 2652 void 2653 gui_redraw( 2654 int x, 2655 int y, 2656 int w, 2657 int h) 2658 { 2659 int row1, col1, row2, col2; 2660 2661 row1 = Y_2_ROW(y); 2662 col1 = X_2_COL(x); 2663 row2 = Y_2_ROW(y + h - 1); 2664 col2 = X_2_COL(x + w - 1); 2665 2666 gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); 2667 2668 /* 2669 * We may need to redraw the cursor, but don't take it upon us to change 2670 * its location after a scroll. 2671 * (maybe be more strict even and test col too?) 2672 * These things may be outside the update/clipping region and reality may 2673 * not reflect Vims internal ideas if these operations are clipped away. 2674 */ 2675 if (gui.row == gui.cursor_row) 2676 gui_update_cursor(TRUE, TRUE); 2677 } 2678 2679 /* 2680 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and 2681 * from col1 to col2 (inclusive). 2682 */ 2683 void 2684 gui_redraw_block( 2685 int row1, 2686 int col1, 2687 int row2, 2688 int col2, 2689 int flags) // flags for gui_outstr_nowrap() 2690 { 2691 int old_row, old_col; 2692 long_u old_hl_mask; 2693 int off; 2694 sattr_T first_attr; 2695 int idx, len; 2696 int back, nback; 2697 int orig_col1, orig_col2; 2698 2699 // Don't try to update when ScreenLines is not valid 2700 if (!screen_cleared || ScreenLines == NULL) 2701 return; 2702 2703 // Don't try to draw outside the shell! 2704 // Check everything, strange values may be caused by a big border width 2705 col1 = check_col(col1); 2706 col2 = check_col(col2); 2707 row1 = check_row(row1); 2708 row2 = check_row(row2); 2709 2710 // Remember where our cursor was 2711 old_row = gui.row; 2712 old_col = gui.col; 2713 old_hl_mask = gui.highlight_mask; 2714 orig_col1 = col1; 2715 orig_col2 = col2; 2716 2717 for (gui.row = row1; gui.row <= row2; gui.row++) 2718 { 2719 // When only half of a double-wide character is in the block, include 2720 // the other half. 2721 col1 = orig_col1; 2722 col2 = orig_col2; 2723 off = LineOffset[gui.row]; 2724 if (enc_dbcs != 0) 2725 { 2726 if (col1 > 0) 2727 col1 -= dbcs_screen_head_off(ScreenLines + off, 2728 ScreenLines + off + col1); 2729 col2 += dbcs_screen_tail_off(ScreenLines + off, 2730 ScreenLines + off + col2); 2731 } 2732 else if (enc_utf8) 2733 { 2734 if (ScreenLines[off + col1] == 0) 2735 { 2736 if (col1 > 0) 2737 --col1; 2738 else 2739 { 2740 // FIXME: how can the first character ever be zero? 2741 // Make this IEMSGN when it no longer breaks Travis CI. 2742 vim_snprintf((char *)IObuff, IOSIZE, 2743 "INTERNAL ERROR: NUL in ScreenLines in row %ld", 2744 (long)gui.row); 2745 msg((char *)IObuff); 2746 } 2747 } 2748 #ifdef FEAT_GUI_GTK 2749 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) 2750 ++col2; 2751 #endif 2752 } 2753 gui.col = col1; 2754 off = LineOffset[gui.row] + gui.col; 2755 len = col2 - col1 + 1; 2756 2757 // Find how many chars back this highlighting starts, or where a space 2758 // is. Needed for when the bold trick is used 2759 for (back = 0; back < col1; ++back) 2760 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] 2761 || ScreenLines[off - 1 - back] == ' ') 2762 break; 2763 2764 // Break it up in strings of characters with the same attributes. 2765 // Print UTF-8 characters individually. 2766 while (len > 0) 2767 { 2768 first_attr = ScreenAttrs[off]; 2769 gui.highlight_mask = first_attr; 2770 #if !defined(FEAT_GUI_GTK) 2771 if (enc_utf8 && ScreenLinesUC[off] != 0) 2772 { 2773 // output multi-byte character separately 2774 nback = gui_screenchar(off, flags, 2775 (guicolor_T)0, (guicolor_T)0, back); 2776 if (gui.col < Columns && ScreenLines[off + 1] == 0) 2777 idx = 2; 2778 else 2779 idx = 1; 2780 } 2781 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2782 { 2783 // output double-byte, single-width character separately 2784 nback = gui_screenchar(off, flags, 2785 (guicolor_T)0, (guicolor_T)0, back); 2786 idx = 1; 2787 } 2788 else 2789 #endif 2790 { 2791 #ifdef FEAT_GUI_GTK 2792 for (idx = 0; idx < len; ++idx) 2793 { 2794 if (enc_utf8 && ScreenLines[off + idx] == 0) 2795 continue; // skip second half of double-width char 2796 if (ScreenAttrs[off + idx] != first_attr) 2797 break; 2798 } 2799 // gui_screenstr() takes care of multibyte chars 2800 nback = gui_screenstr(off, idx, flags, 2801 (guicolor_T)0, (guicolor_T)0, back); 2802 #else 2803 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; 2804 idx++) 2805 { 2806 // Stop at a multi-byte Unicode character. 2807 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) 2808 break; 2809 if (enc_dbcs == DBCS_JPNU) 2810 { 2811 // Stop at a double-byte single-width char. 2812 if (ScreenLines[off + idx] == 0x8e) 2813 break; 2814 if (len > 1 && (*mb_ptr2len)(ScreenLines 2815 + off + idx) == 2) 2816 ++idx; // skip second byte of double-byte char 2817 } 2818 } 2819 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, 2820 (guicolor_T)0, (guicolor_T)0, back); 2821 #endif 2822 } 2823 if (nback == FAIL) 2824 { 2825 // Must back up to start drawing where a bold or italic word 2826 // starts. 2827 off -= back; 2828 len += back; 2829 gui.col -= back; 2830 } 2831 else 2832 { 2833 off += idx; 2834 len -= idx; 2835 } 2836 back = 0; 2837 } 2838 } 2839 2840 // Put the cursor back where it was 2841 gui.row = old_row; 2842 gui.col = old_col; 2843 gui.highlight_mask = (int)old_hl_mask; 2844 } 2845 2846 static void 2847 gui_delete_lines(int row, int count) 2848 { 2849 if (count <= 0) 2850 return; 2851 2852 if (row + count > gui.scroll_region_bot) 2853 // Scrolled out of region, just blank the lines out 2854 gui_clear_block(row, gui.scroll_region_left, 2855 gui.scroll_region_bot, gui.scroll_region_right); 2856 else 2857 { 2858 gui_mch_delete_lines(row, count); 2859 2860 // If the cursor was in the deleted lines it's now gone. If the 2861 // cursor was in the scrolled lines adjust its position. 2862 if (gui.cursor_row >= row 2863 && gui.cursor_col >= gui.scroll_region_left 2864 && gui.cursor_col <= gui.scroll_region_right) 2865 { 2866 if (gui.cursor_row < row + count) 2867 gui.cursor_is_valid = FALSE; 2868 else if (gui.cursor_row <= gui.scroll_region_bot) 2869 gui.cursor_row -= count; 2870 } 2871 } 2872 } 2873 2874 static void 2875 gui_insert_lines(int row, int count) 2876 { 2877 if (count <= 0) 2878 return; 2879 2880 if (row + count > gui.scroll_region_bot) 2881 // Scrolled out of region, just blank the lines out 2882 gui_clear_block(row, gui.scroll_region_left, 2883 gui.scroll_region_bot, gui.scroll_region_right); 2884 else 2885 { 2886 gui_mch_insert_lines(row, count); 2887 2888 if (gui.cursor_row >= gui.row 2889 && gui.cursor_col >= gui.scroll_region_left 2890 && gui.cursor_col <= gui.scroll_region_right) 2891 { 2892 if (gui.cursor_row <= gui.scroll_region_bot - count) 2893 gui.cursor_row += count; 2894 else if (gui.cursor_row <= gui.scroll_region_bot) 2895 gui.cursor_is_valid = FALSE; 2896 } 2897 } 2898 } 2899 2900 #ifdef FEAT_TIMERS 2901 /* 2902 * Passed to ui_wait_for_chars_or_timer(), ignoring extra arguments. 2903 */ 2904 static int 2905 gui_wait_for_chars_3( 2906 long wtime, 2907 int *interrupted UNUSED, 2908 int ignore_input UNUSED) 2909 { 2910 return gui_mch_wait_for_chars(wtime); 2911 } 2912 #endif 2913 2914 /* 2915 * Returns OK if a character was found to be available within the given time, 2916 * or FAIL otherwise. 2917 */ 2918 static int 2919 gui_wait_for_chars_or_timer( 2920 long wtime, 2921 int *interrupted UNUSED, 2922 int ignore_input UNUSED) 2923 { 2924 #ifdef FEAT_TIMERS 2925 return ui_wait_for_chars_or_timer(wtime, gui_wait_for_chars_3, 2926 interrupted, ignore_input); 2927 #else 2928 return gui_mch_wait_for_chars(wtime); 2929 #endif 2930 } 2931 2932 /* 2933 * The main GUI input routine. Waits for a character from the keyboard. 2934 * "wtime" == -1 Wait forever. 2935 * "wtime" == 0 Don't wait. 2936 * "wtime" > 0 Wait wtime milliseconds for a character. 2937 * 2938 * Returns the number of characters read or zero when timed out or interrupted. 2939 * "buf" may be NULL, in which case a non-zero number is returned if characters 2940 * are available. 2941 */ 2942 static int 2943 gui_wait_for_chars_buf( 2944 char_u *buf, 2945 int maxlen, 2946 long wtime, // don't use "time", MIPS cannot handle it 2947 int tb_change_cnt) 2948 { 2949 int retval; 2950 2951 #ifdef FEAT_MENU 2952 // If we're going to wait a bit, update the menus and mouse shape for the 2953 // current State. 2954 if (wtime != 0) 2955 gui_update_menus(0); 2956 #endif 2957 2958 gui_mch_update(); 2959 if (input_available()) // Got char, return immediately 2960 { 2961 if (buf != NULL && !typebuf_changed(tb_change_cnt)) 2962 return read_from_input_buf(buf, (long)maxlen); 2963 return 0; 2964 } 2965 if (wtime == 0) // Don't wait for char 2966 return FAIL; 2967 2968 // Before waiting, flush any output to the screen. 2969 gui_mch_flush(); 2970 2971 // Blink while waiting for a character. 2972 gui_mch_start_blink(); 2973 2974 // Common function to loop until "wtime" is met, while handling timers and 2975 // other callbacks. 2976 retval = inchar_loop(buf, maxlen, wtime, tb_change_cnt, 2977 gui_wait_for_chars_or_timer, NULL); 2978 2979 gui_mch_stop_blink(TRUE); 2980 2981 return retval; 2982 } 2983 2984 /* 2985 * Wait for a character from the keyboard without actually reading it. 2986 * Also deals with timers. 2987 * wtime == -1 Wait forever. 2988 * wtime == 0 Don't wait. 2989 * wtime > 0 Wait wtime milliseconds for a character. 2990 * Returns OK if a character was found to be available within the given time, 2991 * or FAIL otherwise. 2992 */ 2993 int 2994 gui_wait_for_chars(long wtime, int tb_change_cnt) 2995 { 2996 return gui_wait_for_chars_buf(NULL, 0, wtime, tb_change_cnt); 2997 } 2998 2999 /* 3000 * Equivalent of mch_inchar() for the GUI. 3001 */ 3002 int 3003 gui_inchar( 3004 char_u *buf, 3005 int maxlen, 3006 long wtime, // milli seconds 3007 int tb_change_cnt) 3008 { 3009 return gui_wait_for_chars_buf(buf, maxlen, wtime, tb_change_cnt); 3010 } 3011 3012 /* 3013 * Fill p[4] with mouse coordinates encoded for check_termcode(). 3014 */ 3015 static void 3016 fill_mouse_coord(char_u *p, int col, int row) 3017 { 3018 p[0] = (char_u)(col / 128 + ' ' + 1); 3019 p[1] = (char_u)(col % 128 + ' ' + 1); 3020 p[2] = (char_u)(row / 128 + ' ' + 1); 3021 p[3] = (char_u)(row % 128 + ' ' + 1); 3022 } 3023 3024 /* 3025 * Generic mouse support function. Add a mouse event to the input buffer with 3026 * the given properties. 3027 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, 3028 * MOUSE_X1, MOUSE_X2 3029 * MOUSE_DRAG, or MOUSE_RELEASE. 3030 * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel, 3031 * MOUSE_6 and MOUSE_7 for horizontal scroll wheel. 3032 * x, y --- Coordinates of mouse in pixels. 3033 * repeated_click --- TRUE if this click comes only a short time after a 3034 * previous click. 3035 * modifiers --- Bit field which may be any of the following modifiers 3036 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. 3037 * This function will ignore drag events where the mouse has not moved to a new 3038 * character. 3039 */ 3040 void 3041 gui_send_mouse_event( 3042 int button, 3043 int x, 3044 int y, 3045 int repeated_click, 3046 int_u modifiers) 3047 { 3048 static int prev_row = 0, prev_col = 0; 3049 static int prev_button = -1; 3050 static int num_clicks = 1; 3051 char_u string[10]; 3052 enum key_extra button_char; 3053 int row, col; 3054 #ifdef FEAT_CLIPBOARD 3055 int checkfor; 3056 int did_clip = FALSE; 3057 #endif 3058 3059 /* 3060 * Scrolling may happen at any time, also while a selection is present. 3061 */ 3062 switch (button) 3063 { 3064 case MOUSE_X1: 3065 button_char = KE_X1MOUSE; 3066 goto button_set; 3067 case MOUSE_X2: 3068 button_char = KE_X2MOUSE; 3069 goto button_set; 3070 case MOUSE_4: 3071 button_char = KE_MOUSEDOWN; 3072 goto button_set; 3073 case MOUSE_5: 3074 button_char = KE_MOUSEUP; 3075 goto button_set; 3076 case MOUSE_6: 3077 button_char = KE_MOUSELEFT; 3078 goto button_set; 3079 case MOUSE_7: 3080 button_char = KE_MOUSERIGHT; 3081 button_set: 3082 { 3083 // Don't put events in the input queue now. 3084 if (hold_gui_events) 3085 return; 3086 3087 string[3] = CSI; 3088 string[4] = KS_EXTRA; 3089 string[5] = (int)button_char; 3090 3091 // Pass the pointer coordinates of the scroll event so that we 3092 // know which window to scroll. 3093 row = gui_xy2colrow(x, y, &col); 3094 string[6] = (char_u)(col / 128 + ' ' + 1); 3095 string[7] = (char_u)(col % 128 + ' ' + 1); 3096 string[8] = (char_u)(row / 128 + ' ' + 1); 3097 string[9] = (char_u)(row % 128 + ' ' + 1); 3098 3099 if (modifiers == 0) 3100 add_to_input_buf(string + 3, 7); 3101 else 3102 { 3103 string[0] = CSI; 3104 string[1] = KS_MODIFIER; 3105 string[2] = 0; 3106 if (modifiers & MOUSE_SHIFT) 3107 string[2] |= MOD_MASK_SHIFT; 3108 if (modifiers & MOUSE_CTRL) 3109 string[2] |= MOD_MASK_CTRL; 3110 if (modifiers & MOUSE_ALT) 3111 string[2] |= MOD_MASK_ALT; 3112 add_to_input_buf(string, 10); 3113 } 3114 return; 3115 } 3116 } 3117 3118 #ifdef FEAT_CLIPBOARD 3119 // If a clipboard selection is in progress, handle it 3120 if (clip_star.state == SELECT_IN_PROGRESS) 3121 { 3122 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); 3123 3124 // A release event may still need to be sent if the position is equal. 3125 row = gui_xy2colrow(x, y, &col); 3126 if (button != MOUSE_RELEASE || row != prev_row || col != prev_col) 3127 return; 3128 } 3129 3130 // Determine which mouse settings to look for based on the current mode 3131 switch (get_real_state()) 3132 { 3133 case NORMAL_BUSY: 3134 case OP_PENDING: 3135 # ifdef FEAT_TERMINAL 3136 case TERMINAL: 3137 # endif 3138 case NORMAL: checkfor = MOUSE_NORMAL; break; 3139 case VISUAL: checkfor = MOUSE_VISUAL; break; 3140 case SELECTMODE: checkfor = MOUSE_VISUAL; break; 3141 case REPLACE: 3142 case REPLACE+LANGMAP: 3143 case VREPLACE: 3144 case VREPLACE+LANGMAP: 3145 case INSERT: 3146 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; 3147 case ASKMORE: 3148 case HITRETURN: // At the more- and hit-enter prompt pass the 3149 // mouse event for a click on or below the 3150 // message line. 3151 if (Y_2_ROW(y) >= msg_row) 3152 checkfor = MOUSE_NORMAL; 3153 else 3154 checkfor = MOUSE_RETURN; 3155 break; 3156 3157 /* 3158 * On the command line, use the clipboard selection on all lines 3159 * but the command line. But not when pasting. 3160 */ 3161 case CMDLINE: 3162 case CMDLINE+LANGMAP: 3163 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) 3164 checkfor = MOUSE_NONE; 3165 else 3166 checkfor = MOUSE_COMMAND; 3167 break; 3168 3169 default: 3170 checkfor = MOUSE_NONE; 3171 break; 3172 }; 3173 3174 /* 3175 * Allow clipboard selection of text on the command line in "normal" 3176 * modes. Don't do this when dragging the status line, or extending a 3177 * Visual selection. 3178 */ 3179 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) 3180 && Y_2_ROW(y) >= topframe->fr_height + firstwin->w_winrow 3181 && button != MOUSE_DRAG 3182 # ifdef FEAT_MOUSESHAPE 3183 && !drag_status_line 3184 && !drag_sep_line 3185 # endif 3186 ) 3187 checkfor = MOUSE_NONE; 3188 3189 /* 3190 * Use modeless selection when holding CTRL and SHIFT pressed. 3191 */ 3192 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) 3193 checkfor = MOUSE_NONEF; 3194 3195 /* 3196 * In Ex mode, always use modeless selection. 3197 */ 3198 if (exmode_active) 3199 checkfor = MOUSE_NONE; 3200 3201 /* 3202 * If the mouse settings say to not use the mouse, use the modeless 3203 * selection. But if Visual is active, assume that only the Visual area 3204 * will be selected. 3205 * Exception: On the command line, both the selection is used and a mouse 3206 * key is send. 3207 */ 3208 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) 3209 { 3210 // Don't do modeless selection in Visual mode. 3211 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) 3212 return; 3213 3214 /* 3215 * When 'mousemodel' is "popup", shift-left is translated to right. 3216 * But not when also using Ctrl. 3217 */ 3218 if (mouse_model_popup() && button == MOUSE_LEFT 3219 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) 3220 { 3221 button = MOUSE_RIGHT; 3222 modifiers &= ~ MOUSE_SHIFT; 3223 } 3224 3225 // If the selection is done, allow the right button to extend it. 3226 // If the selection is cleared, allow the right button to start it 3227 // from the cursor position. 3228 if (button == MOUSE_RIGHT) 3229 { 3230 if (clip_star.state == SELECT_CLEARED) 3231 { 3232 if (State & CMDLINE) 3233 { 3234 col = msg_col; 3235 row = msg_row; 3236 } 3237 else 3238 { 3239 col = curwin->w_wcol; 3240 row = curwin->w_wrow + W_WINROW(curwin); 3241 } 3242 clip_start_selection(col, row, FALSE); 3243 } 3244 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), 3245 repeated_click); 3246 did_clip = TRUE; 3247 } 3248 // Allow the left button to start the selection 3249 else if (button == MOUSE_LEFT) 3250 { 3251 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); 3252 did_clip = TRUE; 3253 } 3254 3255 // Always allow pasting 3256 if (button != MOUSE_MIDDLE) 3257 { 3258 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) 3259 return; 3260 if (checkfor != MOUSE_COMMAND) 3261 button = MOUSE_LEFT; 3262 } 3263 repeated_click = FALSE; 3264 } 3265 3266 if (clip_star.state != SELECT_CLEARED && !did_clip) 3267 clip_clear_selection(&clip_star); 3268 #endif 3269 3270 // Don't put events in the input queue now. 3271 if (hold_gui_events) 3272 return; 3273 3274 row = gui_xy2colrow(x, y, &col); 3275 3276 /* 3277 * If we are dragging and the mouse hasn't moved far enough to be on a 3278 * different character, then don't send an event to vim. 3279 */ 3280 if (button == MOUSE_DRAG) 3281 { 3282 if (row == prev_row && col == prev_col) 3283 return; 3284 // Dragging above the window, set "row" to -1 to cause a scroll. 3285 if (y < 0) 3286 row = -1; 3287 } 3288 3289 /* 3290 * If topline has changed (window scrolled) since the last click, reset 3291 * repeated_click, because we don't want starting Visual mode when 3292 * clicking on a different character in the text. 3293 */ 3294 if (curwin->w_topline != gui_prev_topline 3295 #ifdef FEAT_DIFF 3296 || curwin->w_topfill != gui_prev_topfill 3297 #endif 3298 ) 3299 repeated_click = FALSE; 3300 3301 string[0] = CSI; // this sequence is recognized by check_termcode() 3302 string[1] = KS_MOUSE; 3303 string[2] = KE_FILLER; 3304 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) 3305 { 3306 if (repeated_click) 3307 { 3308 /* 3309 * Handle multiple clicks. They only count if the mouse is still 3310 * pointing at the same character. 3311 */ 3312 if (button != prev_button || row != prev_row || col != prev_col) 3313 num_clicks = 1; 3314 else if (++num_clicks > 4) 3315 num_clicks = 1; 3316 } 3317 else 3318 num_clicks = 1; 3319 prev_button = button; 3320 gui_prev_topline = curwin->w_topline; 3321 #ifdef FEAT_DIFF 3322 gui_prev_topfill = curwin->w_topfill; 3323 #endif 3324 3325 string[3] = (char_u)(button | 0x20); 3326 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); 3327 } 3328 else 3329 string[3] = (char_u)button; 3330 3331 string[3] |= modifiers; 3332 fill_mouse_coord(string + 4, col, row); 3333 add_to_input_buf(string, 8); 3334 3335 if (row < 0) 3336 prev_row = 0; 3337 else 3338 prev_row = row; 3339 prev_col = col; 3340 3341 /* 3342 * We need to make sure this is cleared since Athena doesn't tell us when 3343 * he is done dragging. Neither does GTK+ 2 -- at least for now. 3344 */ 3345 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 3346 gui.dragged_sb = SBAR_NONE; 3347 #endif 3348 } 3349 3350 /* 3351 * Convert x and y coordinate to column and row in text window. 3352 * Corrects for multi-byte character. 3353 * returns column in "*colp" and row as return value; 3354 */ 3355 static int 3356 gui_xy2colrow(int x, int y, int *colp) 3357 { 3358 int col = check_col(X_2_COL(x)); 3359 int row = check_row(Y_2_ROW(y)); 3360 3361 *colp = mb_fix_col(col, row); 3362 return row; 3363 } 3364 3365 #if defined(FEAT_MENU) || defined(PROTO) 3366 /* 3367 * Callback function for when a menu entry has been selected. 3368 */ 3369 void 3370 gui_menu_cb(vimmenu_T *menu) 3371 { 3372 char_u bytes[sizeof(long_u)]; 3373 3374 // Don't put events in the input queue now. 3375 if (hold_gui_events) 3376 return; 3377 3378 bytes[0] = CSI; 3379 bytes[1] = KS_MENU; 3380 bytes[2] = KE_FILLER; 3381 add_to_input_buf(bytes, 3); 3382 add_long_to_buf((long_u)menu, bytes); 3383 add_to_input_buf_csi(bytes, sizeof(long_u)); 3384 } 3385 #endif 3386 3387 static int prev_which_scrollbars[3]; 3388 3389 /* 3390 * Set which components are present. 3391 * If "oldval" is not NULL, "oldval" is the previous value, the new value is 3392 * in p_go. 3393 */ 3394 void 3395 gui_init_which_components(char_u *oldval UNUSED) 3396 { 3397 #ifdef FEAT_GUI_DARKTHEME 3398 static int prev_dark_theme = -1; 3399 int using_dark_theme = FALSE; 3400 #endif 3401 #ifdef FEAT_MENU 3402 static int prev_menu_is_active = -1; 3403 #endif 3404 #ifdef FEAT_TOOLBAR 3405 static int prev_toolbar = -1; 3406 int using_toolbar = FALSE; 3407 #endif 3408 #ifdef FEAT_GUI_TABLINE 3409 int using_tabline; 3410 #endif 3411 #ifdef FEAT_FOOTER 3412 static int prev_footer = -1; 3413 int using_footer = FALSE; 3414 #endif 3415 #if defined(FEAT_MENU) 3416 static int prev_tearoff = -1; 3417 int using_tearoff = FALSE; 3418 #endif 3419 3420 char_u *p; 3421 int i; 3422 #ifdef FEAT_MENU 3423 int grey_old, grey_new; 3424 char_u *temp; 3425 #endif 3426 win_T *wp; 3427 int need_set_size; 3428 int fix_size; 3429 3430 #ifdef FEAT_MENU 3431 if (oldval != NULL && gui.in_use) 3432 { 3433 /* 3434 * Check if the menus go from grey to non-grey or vice versa. 3435 */ 3436 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); 3437 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); 3438 if (grey_old != grey_new) 3439 { 3440 temp = p_go; 3441 p_go = oldval; 3442 gui_update_menus(MENU_ALL_MODES); 3443 p_go = temp; 3444 } 3445 } 3446 gui.menu_is_active = FALSE; 3447 #endif 3448 3449 for (i = 0; i < 3; i++) 3450 gui.which_scrollbars[i] = FALSE; 3451 for (p = p_go; *p; p++) 3452 switch (*p) 3453 { 3454 case GO_LEFT: 3455 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3456 break; 3457 case GO_RIGHT: 3458 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3459 break; 3460 case GO_VLEFT: 3461 if (win_hasvertsplit()) 3462 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3463 break; 3464 case GO_VRIGHT: 3465 if (win_hasvertsplit()) 3466 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3467 break; 3468 case GO_BOT: 3469 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; 3470 break; 3471 #ifdef FEAT_GUI_DARKTHEME 3472 case GO_DARKTHEME: 3473 using_dark_theme = TRUE; 3474 break; 3475 #endif 3476 #ifdef FEAT_MENU 3477 case GO_MENUS: 3478 gui.menu_is_active = TRUE; 3479 break; 3480 #endif 3481 case GO_GREY: 3482 // make menu's have grey items, ignored here 3483 break; 3484 #ifdef FEAT_TOOLBAR 3485 case GO_TOOLBAR: 3486 using_toolbar = TRUE; 3487 break; 3488 #endif 3489 #ifdef FEAT_FOOTER 3490 case GO_FOOTER: 3491 using_footer = TRUE; 3492 break; 3493 #endif 3494 case GO_TEAROFF: 3495 #if defined(FEAT_MENU) 3496 using_tearoff = TRUE; 3497 #endif 3498 break; 3499 default: 3500 // Ignore options that are not supported 3501 break; 3502 } 3503 3504 if (gui.in_use) 3505 { 3506 need_set_size = 0; 3507 fix_size = FALSE; 3508 3509 #ifdef FEAT_GUI_DARKTHEME 3510 if (using_dark_theme != prev_dark_theme) 3511 { 3512 gui_mch_set_dark_theme(using_dark_theme); 3513 prev_dark_theme = using_dark_theme; 3514 } 3515 #endif 3516 3517 #ifdef FEAT_GUI_TABLINE 3518 // Update the GUI tab line, it may appear or disappear. This may 3519 // cause the non-GUI tab line to disappear or appear. 3520 using_tabline = gui_has_tabline(); 3521 if (!gui_mch_showing_tabline() != !using_tabline) 3522 { 3523 // We don't want a resize event change "Rows" here, save and 3524 // restore it. Resizing is handled below. 3525 i = Rows; 3526 gui_update_tabline(); 3527 Rows = i; 3528 need_set_size |= RESIZE_VERT; 3529 if (using_tabline) 3530 fix_size = TRUE; 3531 if (!gui_use_tabline()) 3532 redraw_tabline = TRUE; // may draw non-GUI tab line 3533 } 3534 #endif 3535 3536 for (i = 0; i < 3; i++) 3537 { 3538 // The scrollbar needs to be updated when it is shown/unshown and 3539 // when switching tab pages. But the size only changes when it's 3540 // shown/unshown. Thus we need two places to remember whether a 3541 // scrollbar is there or not. 3542 if (gui.which_scrollbars[i] != prev_which_scrollbars[i] 3543 || gui.which_scrollbars[i] 3544 != curtab->tp_prev_which_scrollbars[i]) 3545 { 3546 if (i == SBAR_BOTTOM) 3547 gui_mch_enable_scrollbar(&gui.bottom_sbar, 3548 gui.which_scrollbars[i]); 3549 else 3550 { 3551 FOR_ALL_WINDOWS(wp) 3552 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); 3553 } 3554 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) 3555 { 3556 if (i == SBAR_BOTTOM) 3557 need_set_size |= RESIZE_VERT; 3558 else 3559 need_set_size |= RESIZE_HOR; 3560 if (gui.which_scrollbars[i]) 3561 fix_size = TRUE; 3562 } 3563 } 3564 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3565 prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3566 } 3567 3568 #ifdef FEAT_MENU 3569 if (gui.menu_is_active != prev_menu_is_active) 3570 { 3571 // We don't want a resize event change "Rows" here, save and 3572 // restore it. Resizing is handled below. 3573 i = Rows; 3574 gui_mch_enable_menu(gui.menu_is_active); 3575 Rows = i; 3576 prev_menu_is_active = gui.menu_is_active; 3577 need_set_size |= RESIZE_VERT; 3578 if (gui.menu_is_active) 3579 fix_size = TRUE; 3580 } 3581 #endif 3582 3583 #ifdef FEAT_TOOLBAR 3584 if (using_toolbar != prev_toolbar) 3585 { 3586 gui_mch_show_toolbar(using_toolbar); 3587 prev_toolbar = using_toolbar; 3588 need_set_size |= RESIZE_VERT; 3589 if (using_toolbar) 3590 fix_size = TRUE; 3591 } 3592 #endif 3593 #ifdef FEAT_FOOTER 3594 if (using_footer != prev_footer) 3595 { 3596 gui_mch_enable_footer(using_footer); 3597 prev_footer = using_footer; 3598 need_set_size |= RESIZE_VERT; 3599 if (using_footer) 3600 fix_size = TRUE; 3601 } 3602 #endif 3603 #if defined(FEAT_MENU) && !(defined(MSWIN) && !defined(FEAT_TEAROFF)) 3604 if (using_tearoff != prev_tearoff) 3605 { 3606 gui_mch_toggle_tearoffs(using_tearoff); 3607 prev_tearoff = using_tearoff; 3608 } 3609 #endif 3610 if (need_set_size != 0) 3611 { 3612 #ifdef FEAT_GUI_GTK 3613 long prev_Columns = Columns; 3614 long prev_Rows = Rows; 3615 #endif 3616 // Adjust the size of the window to make the text area keep the 3617 // same size and to avoid that part of our window is off-screen 3618 // and a scrollbar can't be used, for example. 3619 gui_set_shellsize(FALSE, fix_size, need_set_size); 3620 3621 #ifdef FEAT_GUI_GTK 3622 // GTK has the annoying habit of sending us resize events when 3623 // changing the window size ourselves. This mostly happens when 3624 // waiting for a character to arrive, quite unpredictably, and may 3625 // change Columns and Rows when we don't want it. Wait for a 3626 // character here to avoid this effect. 3627 // If you remove this, please test this command for resizing 3628 // effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". 3629 // Don't do this while starting up though. 3630 // Don't change Rows when adding menu/toolbar/tabline. 3631 // Don't change Columns when adding vertical toolbar. 3632 if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR)) 3633 (void)char_avail(); 3634 if ((need_set_size & RESIZE_VERT) == 0) 3635 Rows = prev_Rows; 3636 if ((need_set_size & RESIZE_HOR) == 0) 3637 Columns = prev_Columns; 3638 #endif 3639 } 3640 // When the console tabline appears or disappears the window positions 3641 // change. 3642 if (firstwin->w_winrow != tabline_height()) 3643 shell_new_rows(); // recompute window positions and heights 3644 } 3645 } 3646 3647 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3648 /* 3649 * Return TRUE if the GUI is taking care of the tabline. 3650 * It may still be hidden if 'showtabline' is zero. 3651 */ 3652 int 3653 gui_use_tabline(void) 3654 { 3655 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; 3656 } 3657 3658 /* 3659 * Return TRUE if the GUI is showing the tabline. 3660 * This uses 'showtabline'. 3661 */ 3662 static int 3663 gui_has_tabline(void) 3664 { 3665 if (!gui_use_tabline() 3666 || p_stal == 0 3667 || (p_stal == 1 && first_tabpage->tp_next == NULL)) 3668 return FALSE; 3669 return TRUE; 3670 } 3671 3672 /* 3673 * Update the tabline. 3674 * This may display/undisplay the tabline and update the labels. 3675 */ 3676 void 3677 gui_update_tabline(void) 3678 { 3679 int showit = gui_has_tabline(); 3680 int shown = gui_mch_showing_tabline(); 3681 3682 if (!gui.starting && starting == 0) 3683 { 3684 // Updating the tabline uses direct GUI commands, flush 3685 // outstanding instructions first. (esp. clear screen) 3686 out_flush(); 3687 3688 if (!showit != !shown) 3689 gui_mch_show_tabline(showit); 3690 if (showit != 0) 3691 gui_mch_update_tabline(); 3692 3693 // When the tabs change from hidden to shown or from shown to 3694 // hidden the size of the text area should remain the same. 3695 if (!showit != !shown) 3696 gui_set_shellsize(FALSE, showit, RESIZE_VERT); 3697 } 3698 } 3699 3700 /* 3701 * Get the label or tooltip for tab page "tp" into NameBuff[]. 3702 */ 3703 void 3704 get_tabline_label( 3705 tabpage_T *tp, 3706 int tooltip) // TRUE: get tooltip 3707 { 3708 int modified = FALSE; 3709 char_u buf[40]; 3710 int wincount; 3711 win_T *wp; 3712 char_u **opt; 3713 3714 // Use 'guitablabel' or 'guitabtooltip' if it's set. 3715 opt = (tooltip ? &p_gtt : &p_gtl); 3716 if (**opt != NUL) 3717 { 3718 int use_sandbox = FALSE; 3719 int called_emsg_before = called_emsg; 3720 char_u res[MAXPATHL]; 3721 tabpage_T *save_curtab; 3722 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" 3723 : "guitablabel"); 3724 3725 printer_page_num = tabpage_index(tp); 3726 # ifdef FEAT_EVAL 3727 set_vim_var_nr(VV_LNUM, printer_page_num); 3728 use_sandbox = was_set_insecurely(opt_name, 0); 3729 # endif 3730 // It's almost as going to the tabpage, but without autocommands. 3731 curtab->tp_firstwin = firstwin; 3732 curtab->tp_lastwin = lastwin; 3733 curtab->tp_curwin = curwin; 3734 save_curtab = curtab; 3735 curtab = tp; 3736 topframe = curtab->tp_topframe; 3737 firstwin = curtab->tp_firstwin; 3738 lastwin = curtab->tp_lastwin; 3739 curwin = curtab->tp_curwin; 3740 curbuf = curwin->w_buffer; 3741 3742 // Can't use NameBuff directly, build_stl_str_hl() uses it. 3743 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox, 3744 0, (int)Columns, NULL, NULL); 3745 STRCPY(NameBuff, res); 3746 3747 // Back to the original curtab. 3748 curtab = save_curtab; 3749 topframe = curtab->tp_topframe; 3750 firstwin = curtab->tp_firstwin; 3751 lastwin = curtab->tp_lastwin; 3752 curwin = curtab->tp_curwin; 3753 curbuf = curwin->w_buffer; 3754 3755 if (called_emsg > called_emsg_before) 3756 set_string_option_direct(opt_name, -1, 3757 (char_u *)"", OPT_FREE, SID_ERROR); 3758 } 3759 3760 // If 'guitablabel'/'guitabtooltip' is not set or the result is empty then 3761 // use a default label. 3762 if (**opt == NUL || *NameBuff == NUL) 3763 { 3764 // Get the buffer name into NameBuff[] and shorten it. 3765 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); 3766 if (!tooltip) 3767 shorten_dir(NameBuff); 3768 3769 wp = (tp == curtab) ? firstwin : tp->tp_firstwin; 3770 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) 3771 if (bufIsChanged(wp->w_buffer)) 3772 modified = TRUE; 3773 if (modified || wincount > 1) 3774 { 3775 if (wincount > 1) 3776 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); 3777 else 3778 buf[0] = NUL; 3779 if (modified) 3780 STRCAT(buf, "+"); 3781 STRCAT(buf, " "); 3782 STRMOVE(NameBuff + STRLEN(buf), NameBuff); 3783 mch_memmove(NameBuff, buf, STRLEN(buf)); 3784 } 3785 } 3786 } 3787 3788 /* 3789 * Send the event for clicking to select tab page "nr". 3790 * Returns TRUE if it was done, FALSE when skipped because we are already at 3791 * that tab page or the cmdline window is open. 3792 */ 3793 int 3794 send_tabline_event(int nr) 3795 { 3796 char_u string[3]; 3797 3798 if (nr == tabpage_index(curtab)) 3799 return FALSE; 3800 3801 // Don't put events in the input queue now. 3802 if (hold_gui_events 3803 # ifdef FEAT_CMDWIN 3804 || cmdwin_type != 0 3805 # endif 3806 ) 3807 { 3808 // Set it back to the current tab page. 3809 gui_mch_set_curtab(tabpage_index(curtab)); 3810 return FALSE; 3811 } 3812 3813 string[0] = CSI; 3814 string[1] = KS_TABLINE; 3815 string[2] = KE_FILLER; 3816 add_to_input_buf(string, 3); 3817 string[0] = nr; 3818 add_to_input_buf_csi(string, 1); 3819 return TRUE; 3820 } 3821 3822 /* 3823 * Send a tabline menu event 3824 */ 3825 void 3826 send_tabline_menu_event(int tabidx, int event) 3827 { 3828 char_u string[3]; 3829 3830 // Don't put events in the input queue now. 3831 if (hold_gui_events) 3832 return; 3833 3834 // Cannot close the last tabpage. 3835 if (event == TABLINE_MENU_CLOSE && first_tabpage->tp_next == NULL) 3836 return; 3837 3838 string[0] = CSI; 3839 string[1] = KS_TABMENU; 3840 string[2] = KE_FILLER; 3841 add_to_input_buf(string, 3); 3842 string[0] = tabidx; 3843 string[1] = (char_u)(long)event; 3844 add_to_input_buf_csi(string, 2); 3845 } 3846 3847 #endif 3848 3849 /* 3850 * Scrollbar stuff: 3851 */ 3852 3853 /* 3854 * Remove all scrollbars. Used before switching to another tab page. 3855 */ 3856 void 3857 gui_remove_scrollbars(void) 3858 { 3859 int i; 3860 win_T *wp; 3861 3862 for (i = 0; i < 3; i++) 3863 { 3864 if (i == SBAR_BOTTOM) 3865 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); 3866 else 3867 { 3868 FOR_ALL_WINDOWS(wp) 3869 gui_do_scrollbar(wp, i, FALSE); 3870 } 3871 curtab->tp_prev_which_scrollbars[i] = -1; 3872 } 3873 } 3874 3875 void 3876 gui_create_scrollbar(scrollbar_T *sb, int type, win_T *wp) 3877 { 3878 static int sbar_ident = 0; 3879 3880 sb->ident = sbar_ident++; // No check for too big, but would it happen? 3881 sb->wp = wp; 3882 sb->type = type; 3883 sb->value = 0; 3884 #ifdef FEAT_GUI_ATHENA 3885 sb->pixval = 0; 3886 #endif 3887 sb->size = 1; 3888 sb->max = 1; 3889 sb->top = 0; 3890 sb->height = 0; 3891 sb->width = 0; 3892 sb->status_height = 0; 3893 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); 3894 } 3895 3896 /* 3897 * Find the scrollbar with the given index. 3898 */ 3899 scrollbar_T * 3900 gui_find_scrollbar(long ident) 3901 { 3902 win_T *wp; 3903 3904 if (gui.bottom_sbar.ident == ident) 3905 return &gui.bottom_sbar; 3906 FOR_ALL_WINDOWS(wp) 3907 { 3908 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) 3909 return &wp->w_scrollbars[SBAR_LEFT]; 3910 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) 3911 return &wp->w_scrollbars[SBAR_RIGHT]; 3912 } 3913 return NULL; 3914 } 3915 3916 /* 3917 * For most systems: Put a code in the input buffer for a dragged scrollbar. 3918 * 3919 * For Win32, Macintosh and GTK+ 2: 3920 * Scrollbars seem to grab focus and vim doesn't read the input queue until 3921 * you stop dragging the scrollbar. We get here each time the scrollbar is 3922 * dragged another pixel, but as far as the rest of vim goes, it thinks 3923 * we're just hanging in the call to DispatchMessage() in 3924 * process_message(). The DispatchMessage() call that hangs was passed a 3925 * mouse button click event in the scrollbar window. -- webb. 3926 * 3927 * Solution: Do the scrolling right here. But only when allowed. 3928 * Ignore the scrollbars while executing an external command or when there 3929 * are still characters to be processed. 3930 */ 3931 void 3932 gui_drag_scrollbar(scrollbar_T *sb, long value, int still_dragging) 3933 { 3934 win_T *wp; 3935 int sb_num; 3936 #ifdef USE_ON_FLY_SCROLL 3937 colnr_T old_leftcol = curwin->w_leftcol; 3938 linenr_T old_topline = curwin->w_topline; 3939 # ifdef FEAT_DIFF 3940 int old_topfill = curwin->w_topfill; 3941 # endif 3942 #else 3943 char_u bytes[sizeof(long_u)]; 3944 int byte_count; 3945 #endif 3946 3947 if (sb == NULL) 3948 return; 3949 3950 // Don't put events in the input queue now. 3951 if (hold_gui_events) 3952 return; 3953 3954 #ifdef FEAT_CMDWIN 3955 if (cmdwin_type != 0 && sb->wp != curwin) 3956 return; 3957 #endif 3958 3959 if (still_dragging) 3960 { 3961 if (sb->wp == NULL) 3962 gui.dragged_sb = SBAR_BOTTOM; 3963 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) 3964 gui.dragged_sb = SBAR_LEFT; 3965 else 3966 gui.dragged_sb = SBAR_RIGHT; 3967 gui.dragged_wp = sb->wp; 3968 } 3969 else 3970 { 3971 gui.dragged_sb = SBAR_NONE; 3972 #ifdef FEAT_GUI_GTK 3973 // Keep the "dragged_wp" value until after the scrolling, for when the 3974 // mouse button is released. GTK2 doesn't send the button-up event. 3975 gui.dragged_wp = NULL; 3976 #endif 3977 } 3978 3979 // Vertical sbar info is kept in the first sbar (the left one) 3980 if (sb->wp != NULL) 3981 sb = &sb->wp->w_scrollbars[0]; 3982 3983 /* 3984 * Check validity of value 3985 */ 3986 if (value < 0) 3987 value = 0; 3988 #ifdef SCROLL_PAST_END 3989 else if (value > sb->max) 3990 value = sb->max; 3991 #else 3992 if (value > sb->max - sb->size + 1) 3993 value = sb->max - sb->size + 1; 3994 #endif 3995 3996 sb->value = value; 3997 3998 #ifdef USE_ON_FLY_SCROLL 3999 // When not allowed to do the scrolling right now, return. 4000 // This also checked input_available(), but that causes the first click in 4001 // a scrollbar to be ignored when Vim doesn't have focus. 4002 if (dont_scroll) 4003 return; 4004 #endif 4005 // Disallow scrolling the current window when the completion popup menu is 4006 // visible. 4007 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible()) 4008 return; 4009 4010 #ifdef FEAT_RIGHTLEFT 4011 if (sb->wp == NULL && curwin->w_p_rl) 4012 { 4013 value = sb->max + 1 - sb->size - value; 4014 if (value < 0) 4015 value = 0; 4016 } 4017 #endif 4018 4019 if (sb->wp != NULL) // vertical scrollbar 4020 { 4021 sb_num = 0; 4022 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) 4023 sb_num++; 4024 if (wp == NULL) 4025 return; 4026 4027 #ifdef USE_ON_FLY_SCROLL 4028 current_scrollbar = sb_num; 4029 scrollbar_value = value; 4030 if (State & NORMAL) 4031 { 4032 gui_do_scroll(); 4033 setcursor(); 4034 } 4035 else if (State & INSERT) 4036 { 4037 ins_scroll(); 4038 setcursor(); 4039 } 4040 else if (State & CMDLINE) 4041 { 4042 if (msg_scrolled == 0) 4043 { 4044 gui_do_scroll(); 4045 redrawcmdline(); 4046 } 4047 } 4048 # ifdef FEAT_FOLDING 4049 // Value may have been changed for closed fold. 4050 sb->value = sb->wp->w_topline - 1; 4051 # endif 4052 4053 // When dragging one scrollbar and there is another one at the other 4054 // side move the thumb of that one too. 4055 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) 4056 gui_mch_set_scrollbar_thumb( 4057 &sb->wp->w_scrollbars[ 4058 sb == &sb->wp->w_scrollbars[SBAR_RIGHT] 4059 ? SBAR_LEFT : SBAR_RIGHT], 4060 sb->value, sb->size, sb->max); 4061 4062 #else 4063 bytes[0] = CSI; 4064 bytes[1] = KS_VER_SCROLLBAR; 4065 bytes[2] = KE_FILLER; 4066 bytes[3] = (char_u)sb_num; 4067 byte_count = 4; 4068 #endif 4069 } 4070 else 4071 { 4072 #ifdef USE_ON_FLY_SCROLL 4073 scrollbar_value = value; 4074 4075 if (State & NORMAL) 4076 gui_do_horiz_scroll(scrollbar_value, FALSE); 4077 else if (State & INSERT) 4078 ins_horscroll(); 4079 else if (State & CMDLINE) 4080 { 4081 if (msg_scrolled == 0) 4082 { 4083 gui_do_horiz_scroll(scrollbar_value, FALSE); 4084 redrawcmdline(); 4085 } 4086 } 4087 if (old_leftcol != curwin->w_leftcol) 4088 { 4089 updateWindow(curwin); // update window, status and cmdline 4090 setcursor(); 4091 } 4092 #else 4093 bytes[0] = CSI; 4094 bytes[1] = KS_HOR_SCROLLBAR; 4095 bytes[2] = KE_FILLER; 4096 byte_count = 3; 4097 #endif 4098 } 4099 4100 #ifdef USE_ON_FLY_SCROLL 4101 /* 4102 * synchronize other windows, as necessary according to 'scrollbind' 4103 */ 4104 if (curwin->w_p_scb 4105 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) 4106 || (sb->wp == curwin && (curwin->w_topline != old_topline 4107 # ifdef FEAT_DIFF 4108 || curwin->w_topfill != old_topfill 4109 # endif 4110 )))) 4111 { 4112 do_check_scrollbind(TRUE); 4113 // need to update the window right here 4114 FOR_ALL_WINDOWS(wp) 4115 if (wp->w_redr_type > 0) 4116 updateWindow(wp); 4117 setcursor(); 4118 } 4119 out_flush_cursor(FALSE, TRUE); 4120 #else 4121 add_to_input_buf(bytes, byte_count); 4122 add_long_to_buf((long_u)value, bytes); 4123 add_to_input_buf_csi(bytes, sizeof(long_u)); 4124 #endif 4125 } 4126 4127 /* 4128 * Scrollbar stuff: 4129 */ 4130 4131 /* 4132 * Called when something in the window layout has changed. 4133 */ 4134 void 4135 gui_may_update_scrollbars(void) 4136 { 4137 if (gui.in_use && starting == 0) 4138 { 4139 out_flush(); 4140 gui_init_which_components(NULL); 4141 gui_update_scrollbars(TRUE); 4142 } 4143 need_mouse_correct = TRUE; 4144 } 4145 4146 void 4147 gui_update_scrollbars( 4148 int force) // Force all scrollbars to get updated 4149 { 4150 win_T *wp; 4151 scrollbar_T *sb; 4152 long val, size, max; // need 32 bits here 4153 int which_sb; 4154 int h, y; 4155 static win_T *prev_curwin = NULL; 4156 4157 // Update the horizontal scrollbar 4158 gui_update_horiz_scrollbar(force); 4159 4160 #ifndef MSWIN 4161 // Return straight away if there is neither a left nor right scrollbar. 4162 // On MS-Windows this is required anyway for scrollwheel messages. 4163 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) 4164 return; 4165 #endif 4166 4167 /* 4168 * Don't want to update a scrollbar while we're dragging it. But if we 4169 * have both a left and right scrollbar, and we drag one of them, we still 4170 * need to update the other one. 4171 */ 4172 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) 4173 && gui.which_scrollbars[SBAR_LEFT] 4174 && gui.which_scrollbars[SBAR_RIGHT]) 4175 { 4176 /* 4177 * If we have two scrollbars and one of them is being dragged, just 4178 * copy the scrollbar position from the dragged one to the other one. 4179 */ 4180 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; 4181 if (gui.dragged_wp != NULL) 4182 gui_mch_set_scrollbar_thumb( 4183 &gui.dragged_wp->w_scrollbars[which_sb], 4184 gui.dragged_wp->w_scrollbars[0].value, 4185 gui.dragged_wp->w_scrollbars[0].size, 4186 gui.dragged_wp->w_scrollbars[0].max); 4187 } 4188 4189 // avoid that moving components around generates events 4190 ++hold_gui_events; 4191 4192 FOR_ALL_WINDOWS(wp) 4193 { 4194 if (wp->w_buffer == NULL) // just in case 4195 continue; 4196 // Skip a scrollbar that is being dragged. 4197 if (!force && (gui.dragged_sb == SBAR_LEFT 4198 || gui.dragged_sb == SBAR_RIGHT) 4199 && gui.dragged_wp == wp) 4200 continue; 4201 4202 #ifdef SCROLL_PAST_END 4203 max = wp->w_buffer->b_ml.ml_line_count - 1; 4204 #else 4205 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; 4206 #endif 4207 if (max < 0) // empty buffer 4208 max = 0; 4209 val = wp->w_topline - 1; 4210 size = wp->w_height; 4211 #ifdef SCROLL_PAST_END 4212 if (val > max) // just in case 4213 val = max; 4214 #else 4215 if (size > max + 1) // just in case 4216 size = max + 1; 4217 if (val > max - size + 1) 4218 val = max - size + 1; 4219 #endif 4220 if (val < 0) // minimal value is 0 4221 val = 0; 4222 4223 /* 4224 * Scrollbar at index 0 (the left one) contains all the information. 4225 * It would be the same info for left and right so we just store it for 4226 * one of them. 4227 */ 4228 sb = &wp->w_scrollbars[0]; 4229 4230 /* 4231 * Note: no check for valid w_botline. If it's not valid the 4232 * scrollbars will be updated later anyway. 4233 */ 4234 if (size < 1 || wp->w_botline - 2 > max) 4235 { 4236 /* 4237 * This can happen during changing files. Just don't update the 4238 * scrollbar for now. 4239 */ 4240 sb->height = 0; // Force update next time 4241 if (gui.which_scrollbars[SBAR_LEFT]) 4242 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); 4243 if (gui.which_scrollbars[SBAR_RIGHT]) 4244 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); 4245 continue; 4246 } 4247 if (force || sb->height != wp->w_height 4248 || sb->top != wp->w_winrow 4249 || sb->status_height != wp->w_status_height 4250 || sb->width != wp->w_width 4251 || prev_curwin != curwin) 4252 { 4253 // Height, width or position of scrollbar has changed. For 4254 // vertical split: curwin changed. 4255 sb->height = wp->w_height; 4256 sb->top = wp->w_winrow; 4257 sb->status_height = wp->w_status_height; 4258 sb->width = wp->w_width; 4259 4260 // Calculate height and position in pixels 4261 h = (sb->height + sb->status_height) * gui.char_height; 4262 y = sb->top * gui.char_height + gui.border_offset; 4263 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) 4264 if (gui.menu_is_active) 4265 y += gui.menu_height; 4266 #endif 4267 4268 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA) \ 4269 || defined(FEAT_GUI_HAIKU)) 4270 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 4271 # if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_HAIKU) 4272 y += gui.toolbar_height; 4273 # else 4274 # ifdef FEAT_GUI_MSWIN 4275 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 4276 # endif 4277 # endif 4278 #endif 4279 4280 #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_HAIKU) 4281 if (gui_has_tabline()) 4282 y += gui.tabline_height; 4283 #endif 4284 4285 if (wp->w_winrow == 0) 4286 { 4287 // Height of top scrollbar includes width of top border 4288 h += gui.border_offset; 4289 y -= gui.border_offset; 4290 } 4291 if (gui.which_scrollbars[SBAR_LEFT]) 4292 { 4293 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], 4294 gui.left_sbar_x, y, 4295 gui.scrollbar_width, h); 4296 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); 4297 } 4298 if (gui.which_scrollbars[SBAR_RIGHT]) 4299 { 4300 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], 4301 gui.right_sbar_x, y, 4302 gui.scrollbar_width, h); 4303 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); 4304 } 4305 } 4306 4307 // Reduce the number of calls to gui_mch_set_scrollbar_thumb() by 4308 // checking if the thumb moved at least a pixel. Only do this for 4309 // Athena, most other GUIs require the update anyway to make the 4310 // arrows work. 4311 #ifdef FEAT_GUI_ATHENA 4312 if (max == 0) 4313 y = 0; 4314 else 4315 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; 4316 if (force || sb->pixval != y || sb->size != size || sb->max != max) 4317 #else 4318 if (force || sb->value != val || sb->size != size || sb->max != max) 4319 #endif 4320 { 4321 // Thumb of scrollbar has moved 4322 sb->value = val; 4323 #ifdef FEAT_GUI_ATHENA 4324 sb->pixval = y; 4325 #endif 4326 sb->size = size; 4327 sb->max = max; 4328 if (gui.which_scrollbars[SBAR_LEFT] 4329 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) 4330 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], 4331 val, size, max); 4332 if (gui.which_scrollbars[SBAR_RIGHT] 4333 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) 4334 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], 4335 val, size, max); 4336 } 4337 } 4338 prev_curwin = curwin; 4339 --hold_gui_events; 4340 } 4341 4342 /* 4343 * Enable or disable a scrollbar. 4344 * Check for scrollbars for vertically split windows which are not enabled 4345 * sometimes. 4346 */ 4347 static void 4348 gui_do_scrollbar( 4349 win_T *wp, 4350 int which, // SBAR_LEFT or SBAR_RIGHT 4351 int enable) // TRUE to enable scrollbar 4352 { 4353 int midcol = curwin->w_wincol + curwin->w_width / 2; 4354 int has_midcol = (wp->w_wincol <= midcol 4355 && wp->w_wincol + wp->w_width >= midcol); 4356 4357 // Only enable scrollbars that contain the middle column of the current 4358 // window. 4359 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) 4360 { 4361 // Scrollbars only on one side. Don't enable scrollbars that don't 4362 // contain the middle column of the current window. 4363 if (!has_midcol) 4364 enable = FALSE; 4365 } 4366 else 4367 { 4368 // Scrollbars on both sides. Don't enable scrollbars that neither 4369 // contain the middle column of the current window nor are on the far 4370 // side. 4371 if (midcol > Columns / 2) 4372 { 4373 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) 4374 enable = FALSE; 4375 } 4376 else 4377 { 4378 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns 4379 : !has_midcol) 4380 enable = FALSE; 4381 } 4382 } 4383 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); 4384 } 4385 4386 /* 4387 * Scroll a window according to the values set in the globals current_scrollbar 4388 * and scrollbar_value. Return TRUE if the cursor in the current window moved 4389 * or FALSE otherwise. 4390 */ 4391 int 4392 gui_do_scroll(void) 4393 { 4394 win_T *wp, *save_wp; 4395 int i; 4396 long nlines; 4397 pos_T old_cursor; 4398 linenr_T old_topline; 4399 #ifdef FEAT_DIFF 4400 int old_topfill; 4401 #endif 4402 4403 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4404 if (wp == NULL) 4405 break; 4406 if (wp == NULL) 4407 // Couldn't find window 4408 return FALSE; 4409 4410 /* 4411 * Compute number of lines to scroll. If zero, nothing to do. 4412 */ 4413 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; 4414 if (nlines == 0) 4415 return FALSE; 4416 4417 save_wp = curwin; 4418 old_topline = wp->w_topline; 4419 #ifdef FEAT_DIFF 4420 old_topfill = wp->w_topfill; 4421 #endif 4422 old_cursor = wp->w_cursor; 4423 curwin = wp; 4424 curbuf = wp->w_buffer; 4425 if (nlines < 0) 4426 scrolldown(-nlines, gui.dragged_wp == NULL); 4427 else 4428 scrollup(nlines, gui.dragged_wp == NULL); 4429 // Reset dragged_wp after using it. "dragged_sb" will have been reset for 4430 // the mouse-up event already, but we still want it to behave like when 4431 // dragging. But not the next click in an arrow. 4432 if (gui.dragged_sb == SBAR_NONE) 4433 gui.dragged_wp = NULL; 4434 4435 if (old_topline != wp->w_topline 4436 #ifdef FEAT_DIFF 4437 || old_topfill != wp->w_topfill 4438 #endif 4439 ) 4440 { 4441 if (get_scrolloff_value() != 0) 4442 { 4443 cursor_correct(); // fix window for 'so' 4444 update_topline(); // avoid up/down jump 4445 } 4446 if (old_cursor.lnum != wp->w_cursor.lnum) 4447 coladvance(wp->w_curswant); 4448 wp->w_scbind_pos = wp->w_topline; 4449 } 4450 4451 // Make sure wp->w_leftcol and wp->w_skipcol are correct. 4452 validate_cursor(); 4453 4454 curwin = save_wp; 4455 curbuf = save_wp->w_buffer; 4456 4457 /* 4458 * Don't call updateWindow() when nothing has changed (it will overwrite 4459 * the status line!). 4460 */ 4461 if (old_topline != wp->w_topline 4462 || wp->w_redr_type != 0 4463 #ifdef FEAT_DIFF 4464 || old_topfill != wp->w_topfill 4465 #endif 4466 ) 4467 { 4468 int type = VALID; 4469 4470 if (pum_visible()) 4471 { 4472 type = NOT_VALID; 4473 wp->w_lines_valid = 0; 4474 } 4475 4476 // Don't set must_redraw here, it may cause the popup menu to 4477 // disappear when losing focus after a scrollbar drag. 4478 if (wp->w_redr_type < type) 4479 wp->w_redr_type = type; 4480 mch_disable_flush(); 4481 updateWindow(wp); // update window, status line, and cmdline 4482 mch_enable_flush(); 4483 } 4484 4485 // May need to redraw the popup menu. 4486 if (pum_visible()) 4487 pum_redraw(); 4488 4489 return (wp == curwin && !EQUAL_POS(curwin->w_cursor, old_cursor)); 4490 } 4491 4492 4493 /* 4494 * Horizontal scrollbar stuff: 4495 */ 4496 4497 /* 4498 * Return length of line "lnum" for horizontal scrolling. 4499 */ 4500 static colnr_T 4501 scroll_line_len(linenr_T lnum) 4502 { 4503 char_u *p; 4504 colnr_T col; 4505 int w; 4506 4507 p = ml_get(lnum); 4508 col = 0; 4509 if (*p != NUL) 4510 for (;;) 4511 { 4512 w = chartabsize(p, col); 4513 MB_PTR_ADV(p); 4514 if (*p == NUL) // don't count the last character 4515 break; 4516 col += w; 4517 } 4518 return col; 4519 } 4520 4521 // Remember which line is currently the longest, so that we don't have to 4522 // search for it when scrolling horizontally. 4523 static linenr_T longest_lnum = 0; 4524 4525 /* 4526 * Find longest visible line number. If this is not possible (or not desired, 4527 * by setting 'h' in "guioptions") then the current line number is returned. 4528 */ 4529 static linenr_T 4530 gui_find_longest_lnum(void) 4531 { 4532 linenr_T ret = 0; 4533 4534 // Calculate maximum for horizontal scrollbar. Check for reasonable 4535 // line numbers, topline and botline can be invalid when displaying is 4536 // postponed. 4537 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4538 && curwin->w_topline <= curwin->w_cursor.lnum 4539 && curwin->w_botline > curwin->w_cursor.lnum 4540 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) 4541 { 4542 linenr_T lnum; 4543 colnr_T n; 4544 long max = 0; 4545 4546 // Use maximum of all visible lines. Remember the lnum of the 4547 // longest line, closest to the cursor line. Used when scrolling 4548 // below. 4549 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) 4550 { 4551 n = scroll_line_len(lnum); 4552 if (n > (colnr_T)max) 4553 { 4554 max = n; 4555 ret = lnum; 4556 } 4557 else if (n == (colnr_T)max 4558 && abs((int)(lnum - curwin->w_cursor.lnum)) 4559 < abs((int)(ret - curwin->w_cursor.lnum))) 4560 ret = lnum; 4561 } 4562 } 4563 else 4564 // Use cursor line only. 4565 ret = curwin->w_cursor.lnum; 4566 4567 return ret; 4568 } 4569 4570 static void 4571 gui_update_horiz_scrollbar(int force) 4572 { 4573 long value, size, max; // need 32 bit ints here 4574 4575 if (!gui.which_scrollbars[SBAR_BOTTOM]) 4576 return; 4577 4578 if (!force && gui.dragged_sb == SBAR_BOTTOM) 4579 return; 4580 4581 if (!force && curwin->w_p_wrap && gui.prev_wrap) 4582 return; 4583 4584 /* 4585 * It is possible for the cursor to be invalid if we're in the middle of 4586 * something (like changing files). If so, don't do anything for now. 4587 */ 4588 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4589 { 4590 gui.bottom_sbar.value = -1; 4591 return; 4592 } 4593 4594 size = curwin->w_width; 4595 if (curwin->w_p_wrap) 4596 { 4597 value = 0; 4598 #ifdef SCROLL_PAST_END 4599 max = 0; 4600 #else 4601 max = curwin->w_width - 1; 4602 #endif 4603 } 4604 else 4605 { 4606 value = curwin->w_leftcol; 4607 4608 longest_lnum = gui_find_longest_lnum(); 4609 max = scroll_line_len(longest_lnum); 4610 4611 if (virtual_active()) 4612 { 4613 // May move the cursor even further to the right. 4614 if (curwin->w_virtcol >= (colnr_T)max) 4615 max = curwin->w_virtcol; 4616 } 4617 4618 #ifndef SCROLL_PAST_END 4619 max += curwin->w_width - 1; 4620 #endif 4621 // The line number isn't scrolled, thus there is less space when 4622 // 'number' or 'relativenumber' is set (also for 'foldcolumn'). 4623 size -= curwin_col_off(); 4624 #ifndef SCROLL_PAST_END 4625 max -= curwin_col_off(); 4626 #endif 4627 } 4628 4629 #ifndef SCROLL_PAST_END 4630 if (value > max - size + 1) 4631 value = max - size + 1; // limit the value to allowable range 4632 #endif 4633 4634 #ifdef FEAT_RIGHTLEFT 4635 if (curwin->w_p_rl) 4636 { 4637 value = max + 1 - size - value; 4638 if (value < 0) 4639 { 4640 size += value; 4641 value = 0; 4642 } 4643 } 4644 #endif 4645 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size 4646 && max == gui.bottom_sbar.max) 4647 return; 4648 4649 gui.bottom_sbar.value = value; 4650 gui.bottom_sbar.size = size; 4651 gui.bottom_sbar.max = max; 4652 gui.prev_wrap = curwin->w_p_wrap; 4653 4654 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); 4655 } 4656 4657 /* 4658 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. 4659 */ 4660 int 4661 gui_do_horiz_scroll(long_u leftcol, int compute_longest_lnum) 4662 { 4663 // no wrapping, no scrolling 4664 if (curwin->w_p_wrap) 4665 return FALSE; 4666 4667 if (curwin->w_leftcol == (colnr_T)leftcol) 4668 return FALSE; 4669 4670 curwin->w_leftcol = (colnr_T)leftcol; 4671 4672 // When the line of the cursor is too short, move the cursor to the 4673 // longest visible line. 4674 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4675 && !virtual_active() 4676 && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum)) 4677 { 4678 if (compute_longest_lnum) 4679 { 4680 curwin->w_cursor.lnum = gui_find_longest_lnum(); 4681 curwin->w_cursor.col = 0; 4682 } 4683 // Do a sanity check on "longest_lnum", just in case. 4684 else if (longest_lnum >= curwin->w_topline 4685 && longest_lnum < curwin->w_botline) 4686 { 4687 curwin->w_cursor.lnum = longest_lnum; 4688 curwin->w_cursor.col = 0; 4689 } 4690 } 4691 4692 return leftcol_changed(); 4693 } 4694 4695 /* 4696 * Check that none of the colors are the same as the background color 4697 */ 4698 void 4699 gui_check_colors(void) 4700 { 4701 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4702 { 4703 gui_set_bg_color((char_u *)"White"); 4704 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4705 gui_set_fg_color((char_u *)"Black"); 4706 } 4707 } 4708 4709 static void 4710 gui_set_fg_color(char_u *name) 4711 { 4712 gui.norm_pixel = gui_get_color(name); 4713 hl_set_fg_color_name(vim_strsave(name)); 4714 } 4715 4716 static void 4717 gui_set_bg_color(char_u *name) 4718 { 4719 gui.back_pixel = gui_get_color(name); 4720 hl_set_bg_color_name(vim_strsave(name)); 4721 } 4722 4723 /* 4724 * Allocate a color by name. 4725 * Returns INVALCOLOR and gives an error message when failed. 4726 */ 4727 guicolor_T 4728 gui_get_color(char_u *name) 4729 { 4730 guicolor_T t; 4731 4732 if (*name == NUL) 4733 return INVALCOLOR; 4734 t = gui_mch_get_color(name); 4735 4736 if (t == INVALCOLOR 4737 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 4738 && gui.in_use 4739 #endif 4740 ) 4741 semsg(_("E254: Cannot allocate color %s"), name); 4742 return t; 4743 } 4744 4745 /* 4746 * Return the grey value of a color (range 0-255). 4747 */ 4748 int 4749 gui_get_lightness(guicolor_T pixel) 4750 { 4751 long_u rgb = (long_u)gui_mch_get_rgb(pixel); 4752 4753 return (int)( (((rgb >> 16) & 0xff) * 299) 4754 + (((rgb >> 8) & 0xff) * 587) 4755 + ((rgb & 0xff) * 114)) / 1000; 4756 } 4757 4758 char_u * 4759 gui_bg_default(void) 4760 { 4761 if (gui_get_lightness(gui.back_pixel) < 127) 4762 return (char_u *)"dark"; 4763 return (char_u *)"light"; 4764 } 4765 4766 /* 4767 * Option initializations that can only be done after opening the GUI window. 4768 */ 4769 void 4770 init_gui_options(void) 4771 { 4772 // Set the 'background' option according to the lightness of the 4773 // background color, unless the user has set it already. 4774 if (!option_was_set((char_u *)"bg") && STRCMP(p_bg, gui_bg_default()) != 0) 4775 { 4776 set_option_value((char_u *)"bg", 0L, gui_bg_default(), 0); 4777 highlight_changed(); 4778 } 4779 } 4780 4781 #if defined(FEAT_GUI_X11) || defined(PROTO) 4782 void 4783 gui_new_scrollbar_colors(void) 4784 { 4785 win_T *wp; 4786 4787 // Nothing to do if GUI hasn't started yet. 4788 if (!gui.in_use) 4789 return; 4790 4791 FOR_ALL_WINDOWS(wp) 4792 { 4793 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); 4794 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); 4795 } 4796 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); 4797 } 4798 #endif 4799 4800 /* 4801 * Call this when focus has changed. 4802 */ 4803 void 4804 gui_focus_change(int in_focus) 4805 { 4806 /* 4807 * Skip this code to avoid drawing the cursor when debugging and switching 4808 * between the debugger window and gvim. 4809 */ 4810 #if 1 4811 gui.in_focus = in_focus; 4812 out_flush_cursor(TRUE, FALSE); 4813 4814 # ifdef FEAT_XIM 4815 xim_set_focus(in_focus); 4816 # endif 4817 4818 // Put events in the input queue only when allowed. 4819 // ui_focus_change() isn't called directly, because it invokes 4820 // autocommands and that must not happen asynchronously. 4821 if (!hold_gui_events) 4822 { 4823 char_u bytes[3]; 4824 4825 bytes[0] = CSI; 4826 bytes[1] = KS_EXTRA; 4827 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST; 4828 add_to_input_buf(bytes, 3); 4829 } 4830 #endif 4831 } 4832 4833 /* 4834 * When mouse moved: apply 'mousefocus'. 4835 * Also updates the mouse pointer shape. 4836 */ 4837 static void 4838 gui_mouse_focus(int x, int y) 4839 { 4840 win_T *wp; 4841 char_u st[8]; 4842 4843 #ifdef FEAT_MOUSESHAPE 4844 // Get window pointer, and update mouse shape as well. 4845 wp = xy2win(x, y, IGNORE_POPUP); 4846 #endif 4847 4848 // Only handle this when 'mousefocus' set and ... 4849 if (p_mousef 4850 && !hold_gui_events // not holding events 4851 && (State & (NORMAL|INSERT))// Normal/Visual/Insert mode 4852 && State != HITRETURN // but not hit-return prompt 4853 && msg_scrolled == 0 // no scrolled message 4854 && !need_mouse_correct // not moving the pointer 4855 && gui.in_focus) // gvim in focus 4856 { 4857 // Don't move the mouse when it's left or right of the Vim window 4858 if (x < 0 || x > Columns * gui.char_width) 4859 return; 4860 #ifndef FEAT_MOUSESHAPE 4861 wp = xy2win(x, y, IGNORE_POPUP); 4862 #endif 4863 if (wp == curwin || wp == NULL) 4864 return; // still in the same old window, or none at all 4865 4866 // Ignore position in the tab pages line. 4867 if (Y_2_ROW(y) < tabline_height()) 4868 return; 4869 4870 /* 4871 * format a mouse click on status line input 4872 * ala gui_send_mouse_event(0, x, y, 0, 0); 4873 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will 4874 * generate a K_LEFTMOUSE_NM key code. 4875 */ 4876 if (finish_op) 4877 { 4878 // abort the current operator first 4879 st[0] = ESC; 4880 add_to_input_buf(st, 1); 4881 } 4882 st[0] = CSI; 4883 st[1] = KS_MOUSE; 4884 st[2] = KE_FILLER; 4885 st[3] = (char_u)MOUSE_LEFT; 4886 fill_mouse_coord(st + 4, 4887 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, 4888 wp->w_height + W_WINROW(wp)); 4889 4890 add_to_input_buf(st, 8); 4891 st[3] = (char_u)MOUSE_RELEASE; 4892 add_to_input_buf(st, 8); 4893 #ifdef FEAT_GUI_GTK 4894 // Need to wake up the main loop 4895 if (gtk_main_level() > 0) 4896 gtk_main_quit(); 4897 #endif 4898 } 4899 } 4900 4901 /* 4902 * Called when the mouse moved (but not when dragging). 4903 */ 4904 void 4905 gui_mouse_moved(int x, int y) 4906 { 4907 // Ignore this while still starting up. 4908 if (!gui.in_use || gui.starting) 4909 return; 4910 4911 // apply 'mousefocus' and pointer shape 4912 gui_mouse_focus(x, y); 4913 4914 #ifdef FEAT_PROP_POPUP 4915 if (popup_visible) 4916 // Generate a mouse-moved event, so that the popup can perhaps be 4917 // closed, just like in the terminal. 4918 gui_send_mouse_event(MOUSE_DRAG, x, y, FALSE, 0); 4919 #endif 4920 } 4921 4922 /* 4923 * Get the window where the mouse pointer is on. 4924 * Returns NULL if not found. 4925 */ 4926 win_T * 4927 gui_mouse_window(mouse_find_T popup) 4928 { 4929 int x, y; 4930 4931 if (!(gui.in_use && (p_mousef || popup == FIND_POPUP))) 4932 return NULL; 4933 gui_mch_getmouse(&x, &y); 4934 4935 // Only use the mouse when it's on the Vim window 4936 if (x >= 0 && x <= Columns * gui.char_width 4937 && y >= 0 && Y_2_ROW(y) >= tabline_height()) 4938 return xy2win(x, y, popup); 4939 return NULL; 4940 } 4941 4942 /* 4943 * Called when mouse should be moved to window with focus. 4944 */ 4945 void 4946 gui_mouse_correct(void) 4947 { 4948 win_T *wp = NULL; 4949 4950 need_mouse_correct = FALSE; 4951 4952 wp = gui_mouse_window(IGNORE_POPUP); 4953 if (wp != curwin && wp != NULL) // If in other than current window 4954 { 4955 validate_cline_row(); 4956 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, 4957 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height 4958 + (gui.char_height) / 2); 4959 } 4960 } 4961 4962 /* 4963 * Find window where the mouse pointer "x" / "y" coordinate is in. 4964 * As a side effect update the shape of the mouse pointer. 4965 */ 4966 static win_T * 4967 xy2win(int x, int y, mouse_find_T popup) 4968 { 4969 int row; 4970 int col; 4971 win_T *wp; 4972 4973 row = Y_2_ROW(y); 4974 col = X_2_COL(x); 4975 if (row < 0 || col < 0) // before first window 4976 return NULL; 4977 wp = mouse_find_win(&row, &col, popup); 4978 if (wp == NULL) 4979 return NULL; 4980 #ifdef FEAT_MOUSESHAPE 4981 if (State == HITRETURN || State == ASKMORE) 4982 { 4983 if (Y_2_ROW(y) >= msg_row) 4984 update_mouseshape(SHAPE_IDX_MOREL); 4985 else 4986 update_mouseshape(SHAPE_IDX_MORE); 4987 } 4988 else if (row > wp->w_height) // below status line 4989 update_mouseshape(SHAPE_IDX_CLINE); 4990 else if (!(State & CMDLINE) && wp->w_vsep_width > 0 && col == wp->w_width 4991 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) 4992 update_mouseshape(SHAPE_IDX_VSEP); 4993 else if (!(State & CMDLINE) && wp->w_status_height > 0 4994 && row == wp->w_height && msg_scrolled == 0) 4995 update_mouseshape(SHAPE_IDX_STATUS); 4996 else 4997 update_mouseshape(-2); 4998 #endif 4999 return wp; 5000 } 5001 5002 /* 5003 * ":gui" and ":gvim": Change from the terminal version to the GUI version. 5004 * File names may be given to redefine the args list. 5005 */ 5006 void 5007 ex_gui(exarg_T *eap) 5008 { 5009 char_u *arg = eap->arg; 5010 5011 /* 5012 * Check for "-f" argument: foreground, don't fork. 5013 * Also don't fork when started with "gvim -f". 5014 * Do fork when using "gui -b". 5015 */ 5016 if (arg[0] == '-' 5017 && (arg[1] == 'f' || arg[1] == 'b') 5018 && (arg[2] == NUL || VIM_ISWHITE(arg[2]))) 5019 { 5020 gui.dofork = (arg[1] == 'b'); 5021 eap->arg = skipwhite(eap->arg + 2); 5022 } 5023 if (!gui.in_use) 5024 { 5025 #if defined(VIMDLL) && !defined(EXPERIMENTAL_GUI_CMD) 5026 if (!gui.starting) 5027 { 5028 emsg(_(e_nogvim)); 5029 return; 5030 } 5031 #endif 5032 // Clear the command. Needed for when forking+exiting, to avoid part 5033 // of the argument ending up after the shell prompt. 5034 msg_clr_eos_force(); 5035 #ifdef GUI_MAY_SPAWN 5036 if (!ends_excmd(*eap->arg)) 5037 gui_start(eap->arg); 5038 else 5039 #endif 5040 gui_start(NULL); 5041 #ifdef FEAT_JOB_CHANNEL 5042 channel_gui_register_all(); 5043 #endif 5044 } 5045 if (!ends_excmd(*eap->arg)) 5046 ex_next(eap); 5047 } 5048 5049 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) \ 5050 || defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_PHOTON) \ 5051 || defined(FEAT_GUI_HAIKU)) \ 5052 && defined(FEAT_TOOLBAR)) || defined(PROTO) 5053 /* 5054 * This is shared between Athena, Haiku, Motif, and GTK. 5055 */ 5056 5057 /* 5058 * Callback function for do_in_runtimepath(). 5059 */ 5060 static void 5061 gfp_setname(char_u *fname, void *cookie) 5062 { 5063 char_u *gfp_buffer = cookie; 5064 5065 if (STRLEN(fname) >= MAXPATHL) 5066 *gfp_buffer = NUL; 5067 else 5068 STRCPY(gfp_buffer, fname); 5069 } 5070 5071 /* 5072 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. 5073 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. 5074 */ 5075 int 5076 gui_find_bitmap(char_u *name, char_u *buffer, char *ext) 5077 { 5078 if (STRLEN(name) > MAXPATHL - 14) 5079 return FAIL; 5080 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); 5081 if (do_in_runtimepath(buffer, 0, gfp_setname, buffer) == FAIL 5082 || *buffer == NUL) 5083 return FAIL; 5084 return OK; 5085 } 5086 5087 # if !defined(FEAT_GUI_GTK) || defined(PROTO) 5088 /* 5089 * Given the name of the "icon=" argument, try finding the bitmap file for the 5090 * icon. If it is an absolute path name, use it as it is. Otherwise append 5091 * "ext" and search for it in 'runtimepath'. 5092 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" 5093 * contains "name". 5094 */ 5095 void 5096 gui_find_iconfile(char_u *name, char_u *buffer, char *ext) 5097 { 5098 char_u buf[MAXPATHL + 1]; 5099 5100 expand_env(name, buffer, MAXPATHL); 5101 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) 5102 STRCPY(buffer, buf); 5103 } 5104 # endif 5105 #endif 5106 5107 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) 5108 void 5109 display_errors(void) 5110 { 5111 char_u *p; 5112 5113 if (isatty(2)) 5114 fflush(stderr); 5115 else if (error_ga.ga_data != NULL) 5116 { 5117 // avoid putting up a message box with blanks only 5118 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) 5119 if (!isspace(*p)) 5120 { 5121 // Truncate a very long message, it will go off-screen. 5122 if (STRLEN(p) > 2000) 5123 STRCPY(p + 2000 - 14, "...(truncated)"); 5124 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), 5125 p, (char_u *)_("&Ok"), 1, NULL, FALSE); 5126 break; 5127 } 5128 ga_clear(&error_ga); 5129 } 5130 } 5131 #endif 5132 5133 #if defined(NO_CONSOLE_INPUT) || defined(PROTO) 5134 /* 5135 * Return TRUE if still starting up and there is no place to enter text. 5136 * For GTK and X11 we check if stderr is not a tty, which means we were 5137 * (probably) started from the desktop. Also check stdin, "vim >& file" does 5138 * allow typing on stdin. 5139 */ 5140 int 5141 no_console_input(void) 5142 { 5143 return ((!gui.in_use || gui.starting) 5144 # ifndef NO_CONSOLE 5145 && !isatty(0) && !isatty(2) 5146 # endif 5147 ); 5148 } 5149 #endif 5150 5151 #if defined(FIND_REPLACE_DIALOG) \ 5152 || defined(NEED_GUI_UPDATE_SCREEN) \ 5153 || defined(PROTO) 5154 /* 5155 * Update the current window and the screen. 5156 */ 5157 void 5158 gui_update_screen(void) 5159 { 5160 # ifdef FEAT_CONCEAL 5161 linenr_T conceal_old_cursor_line = 0; 5162 linenr_T conceal_new_cursor_line = 0; 5163 int conceal_update_lines = FALSE; 5164 # endif 5165 5166 update_topline(); 5167 validate_cursor(); 5168 5169 // Trigger CursorMoved if the cursor moved. 5170 if (!finish_op && (has_cursormoved() 5171 # ifdef FEAT_PROP_POPUP 5172 || popup_visible 5173 # endif 5174 # ifdef FEAT_CONCEAL 5175 || curwin->w_p_cole > 0 5176 # endif 5177 ) && !EQUAL_POS(last_cursormoved, curwin->w_cursor)) 5178 { 5179 if (has_cursormoved()) 5180 apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); 5181 #ifdef FEAT_PROP_POPUP 5182 if (popup_visible) 5183 popup_check_cursor_pos(); 5184 #endif 5185 # ifdef FEAT_CONCEAL 5186 if (curwin->w_p_cole > 0) 5187 { 5188 conceal_old_cursor_line = last_cursormoved.lnum; 5189 conceal_new_cursor_line = curwin->w_cursor.lnum; 5190 conceal_update_lines = TRUE; 5191 } 5192 # endif 5193 last_cursormoved = curwin->w_cursor; 5194 } 5195 5196 # ifdef FEAT_CONCEAL 5197 if (conceal_update_lines 5198 && (conceal_old_cursor_line != conceal_new_cursor_line 5199 || conceal_cursor_line(curwin) 5200 || need_cursor_line_redraw)) 5201 { 5202 if (conceal_old_cursor_line != conceal_new_cursor_line) 5203 redrawWinline(curwin, conceal_old_cursor_line); 5204 redrawWinline(curwin, conceal_new_cursor_line); 5205 curwin->w_valid &= ~VALID_CROW; 5206 need_cursor_line_redraw = FALSE; 5207 } 5208 # endif 5209 update_screen(0); // may need to update the screen 5210 setcursor(); 5211 out_flush_cursor(TRUE, FALSE); 5212 } 5213 #endif 5214 5215 #if defined(FIND_REPLACE_DIALOG) || defined(PROTO) 5216 /* 5217 * Get the text to use in a find/replace dialog. Uses the last search pattern 5218 * if the argument is empty. 5219 * Returns an allocated string. 5220 */ 5221 char_u * 5222 get_find_dialog_text( 5223 char_u *arg, 5224 int *wwordp, // return: TRUE if \< \> found 5225 int *mcasep) // return: TRUE if \C found 5226 { 5227 char_u *text; 5228 5229 if (*arg == NUL) 5230 text = last_search_pat(); 5231 else 5232 text = arg; 5233 if (text != NULL) 5234 { 5235 text = vim_strsave(text); 5236 if (text != NULL) 5237 { 5238 int len = (int)STRLEN(text); 5239 int i; 5240 5241 // Remove "\V" 5242 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) 5243 { 5244 mch_memmove(text, text + 2, (size_t)(len - 1)); 5245 len -= 2; 5246 } 5247 5248 // Recognize "\c" and "\C" and remove. 5249 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) 5250 { 5251 *mcasep = (text[1] == 'C'); 5252 mch_memmove(text, text + 2, (size_t)(len - 1)); 5253 len -= 2; 5254 } 5255 5256 // Recognize "\<text\>" and remove. 5257 if (len >= 4 5258 && STRNCMP(text, "\\<", 2) == 0 5259 && STRNCMP(text + len - 2, "\\>", 2) == 0) 5260 { 5261 *wwordp = TRUE; 5262 mch_memmove(text, text + 2, (size_t)(len - 4)); 5263 text[len - 4] = NUL; 5264 } 5265 5266 // Recognize "\/" or "\?" and remove. 5267 for (i = 0; i + 1 < len; ++i) 5268 if (text[i] == '\\' && (text[i + 1] == '/' 5269 || text[i + 1] == '?')) 5270 { 5271 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); 5272 --len; 5273 } 5274 } 5275 } 5276 return text; 5277 } 5278 5279 /* 5280 * Handle the press of a button in the find-replace dialog. 5281 * Return TRUE when something was added to the input buffer. 5282 */ 5283 int 5284 gui_do_findrepl( 5285 int flags, // one of FRD_REPLACE, FRD_FINDNEXT, etc. 5286 char_u *find_text, 5287 char_u *repl_text, 5288 int down) // Search downwards. 5289 { 5290 garray_T ga; 5291 int i; 5292 int type = (flags & FRD_TYPE_MASK); 5293 char_u *p; 5294 regmatch_T regmatch; 5295 int save_did_emsg = did_emsg; 5296 static int busy = FALSE; 5297 5298 // When the screen is being updated we should not change buffers and 5299 // windows structures, it may cause freed memory to be used. Also don't 5300 // do this recursively (pressing "Find" quickly several times. 5301 if (updating_screen || busy) 5302 return FALSE; 5303 5304 // refuse replace when text cannot be changed 5305 if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked()) 5306 return FALSE; 5307 5308 busy = TRUE; 5309 5310 ga_init2(&ga, 1, 100); 5311 if (type == FRD_REPLACEALL) 5312 ga_concat(&ga, (char_u *)"%s/"); 5313 5314 ga_concat(&ga, (char_u *)"\\V"); 5315 if (flags & FRD_MATCH_CASE) 5316 ga_concat(&ga, (char_u *)"\\C"); 5317 else 5318 ga_concat(&ga, (char_u *)"\\c"); 5319 if (flags & FRD_WHOLE_WORD) 5320 ga_concat(&ga, (char_u *)"\\<"); 5321 // escape slash and backslash 5322 p = vim_strsave_escaped(find_text, (char_u *)"/\\"); 5323 if (p != NULL) 5324 ga_concat(&ga, p); 5325 vim_free(p); 5326 if (flags & FRD_WHOLE_WORD) 5327 ga_concat(&ga, (char_u *)"\\>"); 5328 5329 if (type == FRD_REPLACEALL) 5330 { 5331 ga_concat(&ga, (char_u *)"/"); 5332 // escape slash and backslash 5333 p = vim_strsave_escaped(repl_text, (char_u *)"/\\"); 5334 if (p != NULL) 5335 ga_concat(&ga, p); 5336 vim_free(p); 5337 ga_concat(&ga, (char_u *)"/g"); 5338 } 5339 ga_append(&ga, NUL); 5340 5341 if (type == FRD_REPLACE) 5342 { 5343 // Do the replacement when the text at the cursor matches. Thus no 5344 // replacement is done if the cursor was moved! 5345 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); 5346 regmatch.rm_ic = 0; 5347 if (regmatch.regprog != NULL) 5348 { 5349 p = ml_get_cursor(); 5350 if (vim_regexec_nl(®match, p, (colnr_T)0) 5351 && regmatch.startp[0] == p) 5352 { 5353 // Clear the command line to remove any old "No match" 5354 // error. 5355 msg_end_prompt(); 5356 5357 if (u_save_cursor() == OK) 5358 { 5359 // A button was pressed thus undo should be synced. 5360 u_sync(FALSE); 5361 5362 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), 5363 FALSE, FALSE); 5364 ins_str(repl_text); 5365 } 5366 } 5367 else 5368 msg(_("No match at cursor, finding next")); 5369 vim_regfree(regmatch.regprog); 5370 } 5371 } 5372 5373 if (type == FRD_REPLACEALL) 5374 { 5375 // A button was pressed, thus undo should be synced. 5376 u_sync(FALSE); 5377 do_cmdline_cmd(ga.ga_data); 5378 } 5379 else 5380 { 5381 int searchflags = SEARCH_MSG + SEARCH_MARK; 5382 5383 // Search for the next match. 5384 // Don't skip text under cursor for single replace. 5385 if (type == FRD_REPLACE) 5386 searchflags += SEARCH_START; 5387 i = msg_scroll; 5388 if (down) 5389 { 5390 (void)do_search(NULL, '/', '/', ga.ga_data, 1L, searchflags, NULL); 5391 } 5392 else 5393 { 5394 // We need to escape '?' if and only if we are searching in the up 5395 // direction 5396 p = vim_strsave_escaped(ga.ga_data, (char_u *)"?"); 5397 if (p != NULL) 5398 (void)do_search(NULL, '?', '?', p, 1L, searchflags, NULL); 5399 vim_free(p); 5400 } 5401 5402 msg_scroll = i; // don't let an error message set msg_scroll 5403 } 5404 5405 // Don't want to pass did_emsg to other code, it may cause disabling 5406 // syntax HL if we were busy redrawing. 5407 did_emsg = save_did_emsg; 5408 5409 if (State & (NORMAL | INSERT)) 5410 { 5411 gui_update_screen(); // update the screen 5412 msg_didout = 0; // overwrite any message 5413 need_wait_return = FALSE; // don't wait for return 5414 } 5415 5416 vim_free(ga.ga_data); 5417 busy = FALSE; 5418 return (ga.ga_len > 0); 5419 } 5420 5421 #endif 5422 5423 #if defined(HAVE_DROP_FILE) || defined(PROTO) 5424 /* 5425 * Jump to the window at specified point (x, y). 5426 */ 5427 static void 5428 gui_wingoto_xy(int x, int y) 5429 { 5430 int row = Y_2_ROW(y); 5431 int col = X_2_COL(x); 5432 win_T *wp; 5433 5434 if (row >= 0 && col >= 0) 5435 { 5436 wp = mouse_find_win(&row, &col, FAIL_POPUP); 5437 if (wp != NULL && wp != curwin) 5438 win_goto(wp); 5439 } 5440 } 5441 5442 /* 5443 * Function passed to handle_drop() for the actions to be done after the 5444 * argument list has been updated. 5445 */ 5446 static void 5447 drop_callback(void *cookie) 5448 { 5449 char_u *p = cookie; 5450 5451 // If Shift held down, change to first file's directory. If the first 5452 // item is a directory, change to that directory (and let the explorer 5453 // plugin show the contents). 5454 if (p != NULL) 5455 { 5456 if (mch_isdir(p)) 5457 { 5458 if (mch_chdir((char *)p) == 0) 5459 shorten_fnames(TRUE); 5460 } 5461 else if (vim_chdirfile(p, "drop") == OK) 5462 shorten_fnames(TRUE); 5463 vim_free(p); 5464 } 5465 5466 // Update the screen display 5467 update_screen(NOT_VALID); 5468 # ifdef FEAT_MENU 5469 gui_update_menus(0); 5470 # endif 5471 #ifdef FEAT_TITLE 5472 maketitle(); 5473 #endif 5474 setcursor(); 5475 out_flush_cursor(FALSE, FALSE); 5476 } 5477 5478 /* 5479 * Process file drop. Mouse cursor position, key modifiers, name of files 5480 * and count of files are given. Argument "fnames[count]" has full pathnames 5481 * of dropped files, they will be freed in this function, and caller can't use 5482 * fnames after call this function. 5483 */ 5484 void 5485 gui_handle_drop( 5486 int x UNUSED, 5487 int y UNUSED, 5488 int_u modifiers, 5489 char_u **fnames, 5490 int count) 5491 { 5492 int i; 5493 char_u *p; 5494 static int entered = FALSE; 5495 5496 /* 5497 * This function is called by event handlers. Just in case we get a 5498 * second event before the first one is handled, ignore the second one. 5499 * Not sure if this can ever happen, just in case. 5500 */ 5501 if (entered) 5502 return; 5503 entered = TRUE; 5504 5505 /* 5506 * When the cursor is at the command line, add the file names to the 5507 * command line, don't edit the files. 5508 */ 5509 if (State & CMDLINE) 5510 { 5511 shorten_filenames(fnames, count); 5512 for (i = 0; i < count; ++i) 5513 { 5514 if (fnames[i] != NULL) 5515 { 5516 if (i > 0) 5517 add_to_input_buf((char_u*)" ", 1); 5518 5519 // We don't know what command is used thus we can't be sure 5520 // about which characters need to be escaped. Only escape the 5521 // most common ones. 5522 # ifdef BACKSLASH_IN_FILENAME 5523 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); 5524 # else 5525 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); 5526 # endif 5527 if (p != NULL) 5528 add_to_input_buf_csi(p, (int)STRLEN(p)); 5529 vim_free(p); 5530 vim_free(fnames[i]); 5531 } 5532 } 5533 vim_free(fnames); 5534 } 5535 else 5536 { 5537 // Go to the window under mouse cursor, then shorten given "fnames" by 5538 // current window, because a window can have local current dir. 5539 gui_wingoto_xy(x, y); 5540 shorten_filenames(fnames, count); 5541 5542 // If Shift held down, remember the first item. 5543 if ((modifiers & MOUSE_SHIFT) != 0) 5544 p = vim_strsave(fnames[0]); 5545 else 5546 p = NULL; 5547 5548 // Handle the drop, :edit or :split to get to the file. This also 5549 // frees fnames[]. Skip this if there is only one item, it's a 5550 // directory and Shift is held down. 5551 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 5552 && mch_isdir(fnames[0])) 5553 { 5554 vim_free(fnames[0]); 5555 vim_free(fnames); 5556 } 5557 else 5558 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0, 5559 drop_callback, (void *)p); 5560 } 5561 5562 entered = FALSE; 5563 } 5564 #endif 5565