1/* vi:set ts=8 sts=4 sw=4: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * GUI/Motif support by Robert Webb 5 * 6 * Do ":help uganda" in Vim to read copying and usage conditions. 7 * Do ":help credits" in Vim to see a list of people who contributed. 8 * See README.txt for an overview of the Vim source code. 9 */ 10 11#include "vim.h" 12 13/* Structure containing all the GUI information */ 14gui_T gui; 15 16#if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 17static void set_guifontwide __ARGS((char_u *font_name)); 18#endif 19static void gui_check_pos __ARGS((void)); 20static void gui_position_components __ARGS((int)); 21static void gui_outstr __ARGS((char_u *, int)); 22static int gui_screenchar __ARGS((int off, int flags, guicolor_T fg, guicolor_T bg, int back)); 23#ifdef FEAT_GUI_GTK 24static int gui_screenstr __ARGS((int off, int len, int flags, guicolor_T fg, guicolor_T bg, int back)); 25#endif 26static void gui_delete_lines __ARGS((int row, int count)); 27static void gui_insert_lines __ARGS((int row, int count)); 28static void fill_mouse_coord __ARGS((char_u *p, int col, int row)); 29#if defined(FEAT_GUI_TABLINE) || defined(PROTO) 30static int gui_has_tabline __ARGS((void)); 31#endif 32static void gui_do_scrollbar __ARGS((win_T *wp, int which, int enable)); 33static colnr_T scroll_line_len __ARGS((linenr_T lnum)); 34static linenr_T gui_find_longest_lnum __ARGS((void)); 35static void gui_update_horiz_scrollbar __ARGS((int)); 36static void gui_set_fg_color __ARGS((char_u *name)); 37static void gui_set_bg_color __ARGS((char_u *name)); 38static win_T *xy2win __ARGS((int x, int y)); 39 40static int can_update_cursor = TRUE; /* can display the cursor */ 41 42/* 43 * The Athena scrollbars can move the thumb to after the end of the scrollbar, 44 * this makes the thumb indicate the part of the text that is shown. Motif 45 * can't do this. 46 */ 47#if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC) 48# define SCROLL_PAST_END 49#endif 50 51/* 52 * gui_start -- Called when user wants to start the GUI. 53 * 54 * Careful: This function can be called recursively when there is a ":gui" 55 * command in the .gvimrc file. Only the first call should fork, not the 56 * recursive call. 57 */ 58 void 59gui_start() 60{ 61 char_u *old_term; 62#if defined(UNIX) && !defined(__BEOS__) && !defined(MACOS_X) 63# define MAY_FORK 64 int dofork = TRUE; 65#endif 66 static int recursive = 0; 67 68 old_term = vim_strsave(T_NAME); 69 70 /* 71 * Set_termname() will call gui_init() to start the GUI. 72 * Set the "starting" flag, to indicate that the GUI will start. 73 * 74 * We don't want to open the GUI shell until after we've read .gvimrc, 75 * otherwise we don't know what font we will use, and hence we don't know 76 * what size the shell should be. So if there are errors in the .gvimrc 77 * file, they will have to go to the terminal: Set full_screen to FALSE. 78 * full_screen will be set to TRUE again by a successful termcapinit(). 79 */ 80 settmode(TMODE_COOK); /* stop RAW mode */ 81 if (full_screen) 82 cursor_on(); /* needed for ":gui" in .vimrc */ 83 gui.starting = TRUE; 84 full_screen = FALSE; 85 86#ifdef MAY_FORK 87 if (!gui.dofork || vim_strchr(p_go, GO_FORG) || recursive) 88 dofork = FALSE; 89#endif 90 ++recursive; 91 92 termcapinit((char_u *)"builtin_gui"); 93 gui.starting = recursive - 1; 94 95 if (!gui.in_use) /* failed to start GUI */ 96 { 97 termcapinit(old_term); /* back to old term settings */ 98 settmode(TMODE_RAW); /* restart RAW mode */ 99#ifdef FEAT_TITLE 100 set_title_defaults(); /* set 'title' and 'icon' again */ 101#endif 102 } 103 104 vim_free(old_term); 105 106#if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) 107 if (gui.in_use) 108 /* Display error messages in a dialog now. */ 109 display_errors(); 110#endif 111 112#if defined(MAY_FORK) && !defined(__QNXNTO__) 113 /* 114 * Quit the current process and continue in the child. 115 * Makes "gvim file" disconnect from the shell it was started in. 116 * Don't do this when Vim was started with "-f" or the 'f' flag is present 117 * in 'guioptions'. 118 */ 119 if (gui.in_use && dofork) 120 { 121 int pipefd[2]; /* pipe between parent and child */ 122 int pipe_error; 123 char dummy; 124 pid_t pid = -1; 125 126 /* Setup a pipe between the child and the parent, so that the parent 127 * knows when the child has done the setsid() call and is allowed to 128 * exit. */ 129 pipe_error = (pipe(pipefd) < 0); 130 pid = fork(); 131 if (pid > 0) /* Parent */ 132 { 133 /* Give the child some time to do the setsid(), otherwise the 134 * exit() may kill the child too (when starting gvim from inside a 135 * gvim). */ 136 if (pipe_error) 137 ui_delay(300L, TRUE); 138 else 139 { 140 /* The read returns when the child closes the pipe (or when 141 * the child dies for some reason). */ 142 close(pipefd[1]); 143 ignored = (int)read(pipefd[0], &dummy, (size_t)1); 144 close(pipefd[0]); 145 } 146 147 /* When swapping screens we may need to go to the next line, e.g., 148 * after a hit-enter prompt and using ":gui". */ 149 if (newline_on_exit) 150 mch_errmsg("\r\n"); 151 152 /* 153 * The parent must skip the normal exit() processing, the child 154 * will do it. For example, GTK messes up signals when exiting. 155 */ 156 _exit(0); 157 } 158 159# if defined(HAVE_SETSID) || defined(HAVE_SETPGID) 160 /* 161 * Change our process group. On some systems/shells a CTRL-C in the 162 * shell where Vim was started would otherwise kill gvim! 163 */ 164 if (pid == 0) /* child */ 165# if defined(HAVE_SETSID) 166 (void)setsid(); 167# else 168 (void)setpgid(0, 0); 169# endif 170# endif 171 if (!pipe_error) 172 { 173 close(pipefd[0]); 174 close(pipefd[1]); 175 } 176 177# if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) 178 /* Tell the session manager our new PID */ 179 gui_mch_forked(); 180# endif 181 } 182#else 183# if defined(__QNXNTO__) 184 if (gui.in_use && dofork) 185 procmgr_daemon(0, PROCMGR_DAEMON_KEEPUMASK | PROCMGR_DAEMON_NOCHDIR | 186 PROCMGR_DAEMON_NOCLOSE | PROCMGR_DAEMON_NODEVNULL); 187# endif 188#endif 189 190#ifdef FEAT_AUTOCMD 191 /* If the GUI started successfully, trigger the GUIEnter event, otherwise 192 * the GUIFailed event. */ 193 gui_mch_update(); 194 apply_autocmds(gui.in_use ? EVENT_GUIENTER : EVENT_GUIFAILED, 195 NULL, NULL, FALSE, curbuf); 196#endif 197 198 --recursive; 199} 200 201/* 202 * Call this when vim starts up, whether or not the GUI is started 203 */ 204 void 205gui_prepare(argc, argv) 206 int *argc; 207 char **argv; 208{ 209 gui.in_use = FALSE; /* No GUI yet (maybe later) */ 210 gui.starting = FALSE; /* No GUI yet (maybe later) */ 211 gui_mch_prepare(argc, argv); 212} 213 214/* 215 * Try initializing the GUI and check if it can be started. 216 * Used from main() to check early if "vim -g" can start the GUI. 217 * Used from gui_init() to prepare for starting the GUI. 218 * Returns FAIL or OK. 219 */ 220 int 221gui_init_check() 222{ 223 static int result = MAYBE; 224 225 if (result != MAYBE) 226 { 227 if (result == FAIL) 228 EMSG(_("E229: Cannot start the GUI")); 229 return result; 230 } 231 232 gui.shell_created = FALSE; 233 gui.dying = FALSE; 234 gui.in_focus = TRUE; /* so the guicursor setting works */ 235 gui.dragged_sb = SBAR_NONE; 236 gui.dragged_wp = NULL; 237 gui.pointer_hidden = FALSE; 238 gui.col = 0; 239 gui.row = 0; 240 gui.num_cols = Columns; 241 gui.num_rows = Rows; 242 243 gui.cursor_is_valid = FALSE; 244 gui.scroll_region_top = 0; 245 gui.scroll_region_bot = Rows - 1; 246 gui.scroll_region_left = 0; 247 gui.scroll_region_right = Columns - 1; 248 gui.highlight_mask = HL_NORMAL; 249 gui.char_width = 1; 250 gui.char_height = 1; 251 gui.char_ascent = 0; 252 gui.border_width = 0; 253 254 gui.norm_font = NOFONT; 255#ifndef FEAT_GUI_GTK 256 gui.bold_font = NOFONT; 257 gui.ital_font = NOFONT; 258 gui.boldital_font = NOFONT; 259# ifdef FEAT_XFONTSET 260 gui.fontset = NOFONTSET; 261# endif 262#endif 263 264#ifdef FEAT_MENU 265# ifndef FEAT_GUI_GTK 266# ifdef FONTSET_ALWAYS 267 gui.menu_fontset = NOFONTSET; 268# else 269 gui.menu_font = NOFONT; 270# endif 271# endif 272 gui.menu_is_active = TRUE; /* default: include menu */ 273# ifndef FEAT_GUI_GTK 274 gui.menu_height = MENU_DEFAULT_HEIGHT; 275 gui.menu_width = 0; 276# endif 277#endif 278#if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 279 gui.toolbar_height = 0; 280#endif 281#if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) 282 gui.footer_height = 0; 283#endif 284#ifdef FEAT_BEVAL_TIP 285 gui.tooltip_fontset = NOFONTSET; 286#endif 287 288 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; 289 gui.prev_wrap = -1; 290 291#ifdef ALWAYS_USE_GUI 292 result = OK; 293#else 294 result = gui_mch_init_check(); 295#endif 296 return result; 297} 298 299/* 300 * This is the call which starts the GUI. 301 */ 302 void 303gui_init() 304{ 305 win_T *wp; 306 static int recursive = 0; 307 308 /* 309 * It's possible to use ":gui" in a .gvimrc file. The first halve of this 310 * function will then be executed at the first call, the rest by the 311 * recursive call. This allow the shell to be opened halfway reading a 312 * gvimrc file. 313 */ 314 if (!recursive) 315 { 316 ++recursive; 317 318 clip_init(TRUE); 319 320 /* If can't initialize, don't try doing the rest */ 321 if (gui_init_check() == FAIL) 322 { 323 --recursive; 324 clip_init(FALSE); 325 return; 326 } 327 328 /* 329 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It 330 * breaks the Paste toolbar button. 331 */ 332 set_option_value((char_u *)"paste", 0L, NULL, 0); 333 334 /* 335 * Set up system-wide default menus. 336 */ 337#if defined(SYS_MENU_FILE) && defined(FEAT_MENU) 338 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) 339 { 340 sys_menu = TRUE; 341 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE); 342 sys_menu = FALSE; 343 } 344#endif 345 346 /* 347 * Switch on the mouse by default, unless the user changed it already. 348 * This can then be changed in the .gvimrc. 349 */ 350 if (!option_was_set((char_u *)"mouse")) 351 set_string_option_direct((char_u *)"mouse", -1, 352 (char_u *)"a", OPT_FREE, SID_NONE); 353 354 /* 355 * If -U option given, use only the initializations from that file and 356 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". 357 */ 358 if (use_gvimrc != NULL) 359 { 360 if (STRCMP(use_gvimrc, "NONE") != 0 361 && STRCMP(use_gvimrc, "NORC") != 0 362 && do_source(use_gvimrc, FALSE, DOSO_NONE) != OK) 363 EMSG2(_("E230: Cannot read from \"%s\""), use_gvimrc); 364 } 365 else 366 { 367 /* 368 * Get system wide defaults for gvim, only when file name defined. 369 */ 370#ifdef SYS_GVIMRC_FILE 371 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE); 372#endif 373 374 /* 375 * Try to read GUI initialization commands from the following 376 * places: 377 * - environment variable GVIMINIT 378 * - the user gvimrc file (~/.gvimrc) 379 * - the second user gvimrc file ($VIM/.gvimrc for Dos) 380 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) 381 * The first that exists is used, the rest is ignored. 382 */ 383 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL 384 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, 385 DOSO_GVIMRC) == FAIL 386#ifdef USR_GVIMRC_FILE2 387 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, 388 DOSO_GVIMRC) == FAIL 389#endif 390 ) 391 { 392#ifdef USR_GVIMRC_FILE3 393 (void)do_source((char_u *)USR_GVIMRC_FILE3, TRUE, DOSO_GVIMRC); 394#endif 395 } 396 397 /* 398 * Read initialization commands from ".gvimrc" in current 399 * directory. This is only done if the 'exrc' option is set. 400 * Because of security reasons we disallow shell and write 401 * commands now, except for unix if the file is owned by the user 402 * or 'secure' option has been reset in environment of global 403 * ".gvimrc". 404 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, 405 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. 406 */ 407 if (p_exrc) 408 { 409#ifdef UNIX 410 { 411 struct stat s; 412 413 /* if ".gvimrc" file is not owned by user, set 'secure' 414 * mode */ 415 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) 416 secure = p_secure; 417 } 418#else 419 secure = p_secure; 420#endif 421 422 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, 423 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 424#ifdef SYS_GVIMRC_FILE 425 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, 426 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 427#endif 428#ifdef USR_GVIMRC_FILE2 429 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, 430 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 431#endif 432#ifdef USR_GVIMRC_FILE3 433 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, 434 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 435#endif 436 ) 437 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC); 438 439 if (secure == 2) 440 need_wait_return = TRUE; 441 secure = 0; 442 } 443 } 444 445 if (need_wait_return || msg_didany) 446 wait_return(TRUE); 447 448 --recursive; 449 } 450 451 /* If recursive call opened the shell, return here from the first call */ 452 if (gui.in_use) 453 return; 454 455 /* 456 * Create the GUI shell. 457 */ 458 gui.in_use = TRUE; /* Must be set after menus have been set up */ 459 if (gui_mch_init() == FAIL) 460 goto error; 461 462 /* Avoid a delay for an error message that was printed in the terminal 463 * where Vim was started. */ 464 emsg_on_display = FALSE; 465 msg_scrolled = 0; 466 clear_sb_text(); 467 need_wait_return = FALSE; 468 msg_didany = FALSE; 469 470 /* 471 * Check validity of any generic resources that may have been loaded. 472 */ 473 if (gui.border_width < 0) 474 gui.border_width = 0; 475 476 /* 477 * Set up the fonts. First use a font specified with "-fn" or "-font". 478 */ 479 if (font_argument != NULL) 480 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); 481 if ( 482#ifdef FEAT_XFONTSET 483 (*p_guifontset == NUL 484 || gui_init_font(p_guifontset, TRUE) == FAIL) && 485#endif 486 gui_init_font(*p_guifont == NUL ? hl_get_font_name() 487 : p_guifont, FALSE) == FAIL) 488 { 489 EMSG(_("E665: Cannot start GUI, no valid font found")); 490 goto error2; 491 } 492#ifdef FEAT_MBYTE 493 if (gui_get_wide_font() == FAIL) 494 EMSG(_("E231: 'guifontwide' invalid")); 495#endif 496 497 gui.num_cols = Columns; 498 gui.num_rows = Rows; 499 gui_reset_scroll_region(); 500 501 /* Create initial scrollbars */ 502 FOR_ALL_WINDOWS(wp) 503 { 504 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); 505 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); 506 } 507 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); 508 509#ifdef FEAT_MENU 510 gui_create_initial_menus(root_menu); 511#endif 512#ifdef FEAT_SUN_WORKSHOP 513 if (usingSunWorkShop) 514 workshop_init(); 515#endif 516#ifdef FEAT_SIGN_ICONS 517 sign_gui_started(); 518#endif 519 520 /* Configure the desired menu and scrollbars */ 521 gui_init_which_components(NULL); 522 523 /* All components of the GUI have been created now */ 524 gui.shell_created = TRUE; 525 526#ifndef FEAT_GUI_GTK 527 /* Set the shell size, adjusted for the screen size. For GTK this only 528 * works after the shell has been opened, thus it is further down. */ 529 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 530#endif 531#if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 532 /* Need to set the size of the menubar after all the menus have been 533 * created. */ 534 gui_mch_compute_menu_height((Widget)0); 535#endif 536 537 /* 538 * Actually open the GUI shell. 539 */ 540 if (gui_mch_open() != FAIL) 541 { 542#ifdef FEAT_TITLE 543 maketitle(); 544 resettitle(); 545#endif 546 init_gui_options(); 547#ifdef FEAT_ARABIC 548 /* Our GUI can't do bidi. */ 549 p_tbidi = FALSE; 550#endif 551#if defined(FEAT_GUI_GTK) 552 /* Give GTK+ a chance to put all widget's into place. */ 553 gui_mch_update(); 554 555# ifdef FEAT_MENU 556 /* If there is no 'm' in 'guioptions' we need to remove the menu now. 557 * It was still there to make F10 work. */ 558 if (vim_strchr(p_go, GO_MENUS) == NULL) 559 { 560 --gui.starting; 561 gui_mch_enable_menu(FALSE); 562 ++gui.starting; 563 gui_mch_update(); 564 } 565# endif 566 567 /* Now make sure the shell fits on the screen. */ 568 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 569#endif 570 /* When 'lines' was set while starting up the topframe may have to be 571 * resized. */ 572 win_new_shellsize(); 573 574#ifdef FEAT_BEVAL 575 /* Always create the Balloon Evaluation area, but disable it when 576 * 'ballooneval' is off */ 577# ifdef FEAT_GUI_GTK 578 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, 579 &general_beval_cb, NULL); 580# else 581# if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) 582 { 583 extern Widget textArea; 584 balloonEval = gui_mch_create_beval_area(textArea, NULL, 585 &general_beval_cb, NULL); 586 } 587# else 588# ifdef FEAT_GUI_W32 589 balloonEval = gui_mch_create_beval_area(NULL, NULL, 590 &general_beval_cb, NULL); 591# endif 592# endif 593# endif 594 if (!p_beval) 595 gui_mch_disable_beval_area(balloonEval); 596#endif 597 598#if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) 599 if (!im_xim_isvalid_imactivate()) 600 EMSG(_("E599: Value of 'imactivatekey' is invalid")); 601#endif 602 /* When 'cmdheight' was set during startup it may not have taken 603 * effect yet. */ 604 if (p_ch != 1L) 605 command_height(); 606 607 return; 608 } 609 610error2: 611#ifdef FEAT_GUI_X11 612 /* undo gui_mch_init() */ 613 gui_mch_uninit(); 614#endif 615 616error: 617 gui.in_use = FALSE; 618 clip_init(FALSE); 619} 620 621 622 void 623gui_exit(rc) 624 int rc; 625{ 626#ifndef __BEOS__ 627 /* don't free the fonts, it leads to a BUS error 628 * richard@whitequeen.com Jul 99 */ 629 free_highlight_fonts(); 630#endif 631 gui.in_use = FALSE; 632 gui_mch_exit(rc); 633} 634 635#if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ 636 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) 637# define NEED_GUI_UPDATE_SCREEN 1 638/* 639 * Called when the GUI shell is closed by the user. If there are no changed 640 * files Vim exits, otherwise there will be a dialog to ask the user what to 641 * do. 642 * When this function returns, Vim should NOT exit! 643 */ 644 void 645gui_shell_closed() 646{ 647 cmdmod_T save_cmdmod; 648 649 save_cmdmod = cmdmod; 650 651 /* Only exit when there are no changed files */ 652 exiting = TRUE; 653# ifdef FEAT_BROWSE 654 cmdmod.browse = TRUE; 655# endif 656# if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 657 cmdmod.confirm = TRUE; 658# endif 659 /* If there are changed buffers, present the user with a dialog if 660 * possible, otherwise give an error message. */ 661 if (!check_changed_any(FALSE)) 662 getout(0); 663 664 exiting = FALSE; 665 cmdmod = save_cmdmod; 666 gui_update_screen(); /* redraw, window may show changed buffer */ 667} 668#endif 669 670/* 671 * Set the font. "font_list" is a a comma separated list of font names. The 672 * first font name that works is used. If none is found, use the default 673 * font. 674 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. 675 * Return OK when able to set the font. When it failed FAIL is returned and 676 * the fonts are unchanged. 677 */ 678 int 679gui_init_font(font_list, fontset) 680 char_u *font_list; 681 int fontset UNUSED; 682{ 683#define FONTLEN 320 684 char_u font_name[FONTLEN]; 685 int font_list_empty = FALSE; 686 int ret = FAIL; 687 688 if (!gui.in_use) 689 return FAIL; 690 691 font_name[0] = NUL; 692 if (*font_list == NUL) 693 font_list_empty = TRUE; 694 else 695 { 696#ifdef FEAT_XFONTSET 697 /* When using a fontset, the whole list of fonts is one name. */ 698 if (fontset) 699 ret = gui_mch_init_font(font_list, TRUE); 700 else 701#endif 702 while (*font_list != NUL) 703 { 704 /* Isolate one comma separated font name. */ 705 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); 706 707 /* Careful!!! The Win32 version of gui_mch_init_font(), when 708 * called with "*" will change p_guifont to the selected font 709 * name, which frees the old value. This makes font_list 710 * invalid. Thus when OK is returned here, font_list must no 711 * longer be used! */ 712 if (gui_mch_init_font(font_name, FALSE) == OK) 713 { 714#if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 715 /* If it's a Unicode font, try setting 'guifontwide' to a 716 * similar double-width font. */ 717 if ((p_guifontwide == NULL || *p_guifontwide == NUL) 718 && strstr((char *)font_name, "10646") != NULL) 719 set_guifontwide(font_name); 720#endif 721 ret = OK; 722 break; 723 } 724 } 725 } 726 727 if (ret != OK 728 && STRCMP(font_list, "*") != 0 729 && (font_list_empty || gui.norm_font == NOFONT)) 730 { 731 /* 732 * Couldn't load any font in 'font_list', keep the current font if 733 * there is one. If 'font_list' is empty, or if there is no current 734 * font, tell gui_mch_init_font() to try to find a font we can load. 735 */ 736 ret = gui_mch_init_font(NULL, FALSE); 737 } 738 739 if (ret == OK) 740 { 741#ifndef FEAT_GUI_GTK 742 /* Set normal font as current font */ 743# ifdef FEAT_XFONTSET 744 if (gui.fontset != NOFONTSET) 745 gui_mch_set_fontset(gui.fontset); 746 else 747# endif 748 gui_mch_set_font(gui.norm_font); 749#endif 750 gui_set_shellsize(FALSE, 751#ifdef MSWIN 752 TRUE 753#else 754 FALSE 755#endif 756 , RESIZE_BOTH); 757 } 758 759 return ret; 760} 761 762#if defined(FEAT_MBYTE) || defined(PROTO) 763# ifndef FEAT_GUI_GTK 764/* 765 * Try setting 'guifontwide' to a font twice as wide as "name". 766 */ 767 static void 768set_guifontwide(name) 769 char_u *name; 770{ 771 int i = 0; 772 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */ 773 char_u *wp = NULL; 774 char_u *p; 775 GuiFont font; 776 777 wp = wide_name; 778 for (p = name; *p != NUL; ++p) 779 { 780 *wp++ = *p; 781 if (*p == '-') 782 { 783 ++i; 784 if (i == 6) /* font type: change "--" to "-*-" */ 785 { 786 if (p[1] == '-') 787 *wp++ = '*'; 788 } 789 else if (i == 12) /* found the width */ 790 { 791 ++p; 792 i = getdigits(&p); 793 if (i != 0) 794 { 795 /* Double the width specification. */ 796 sprintf((char *)wp, "%d%s", i * 2, p); 797 font = gui_mch_get_font(wide_name, FALSE); 798 if (font != NOFONT) 799 { 800 gui_mch_free_font(gui.wide_font); 801 gui.wide_font = font; 802 set_string_option_direct((char_u *)"gfw", -1, 803 wide_name, OPT_FREE, 0); 804 } 805 } 806 break; 807 } 808 } 809 } 810} 811# endif /* !FEAT_GUI_GTK */ 812 813/* 814 * Get the font for 'guifontwide'. 815 * Return FAIL for an invalid font name. 816 */ 817 int 818gui_get_wide_font() 819{ 820 GuiFont font = NOFONT; 821 char_u font_name[FONTLEN]; 822 char_u *p; 823 824 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */ 825 return OK; /* Will give an error message later. */ 826 827 if (p_guifontwide != NULL && *p_guifontwide != NUL) 828 { 829 for (p = p_guifontwide; *p != NUL; ) 830 { 831 /* Isolate one comma separated font name. */ 832 (void)copy_option_part(&p, font_name, FONTLEN, ","); 833 font = gui_mch_get_font(font_name, FALSE); 834 if (font != NOFONT) 835 break; 836 } 837 if (font == NOFONT) 838 return FAIL; 839 } 840 841 gui_mch_free_font(gui.wide_font); 842#ifdef FEAT_GUI_GTK 843 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */ 844 if (font != NOFONT && gui.norm_font != NOFONT 845 && pango_font_description_equal(font, gui.norm_font)) 846 { 847 gui.wide_font = NOFONT; 848 gui_mch_free_font(font); 849 } 850 else 851#endif 852 gui.wide_font = font; 853 return OK; 854} 855#endif 856 857 void 858gui_set_cursor(row, col) 859 int row; 860 int col; 861{ 862 gui.row = row; 863 gui.col = col; 864} 865 866/* 867 * gui_check_pos - check if the cursor is on the screen. 868 */ 869 static void 870gui_check_pos() 871{ 872 if (gui.row >= screen_Rows) 873 gui.row = screen_Rows - 1; 874 if (gui.col >= screen_Columns) 875 gui.col = screen_Columns - 1; 876 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) 877 gui.cursor_is_valid = FALSE; 878} 879 880/* 881 * Redraw the cursor if necessary or when forced. 882 * Careful: The contents of ScreenLines[] must match what is on the screen, 883 * otherwise this goes wrong. May need to call out_flush() first. 884 */ 885 void 886gui_update_cursor(force, clear_selection) 887 int force; /* when TRUE, update even when not moved */ 888 int clear_selection;/* clear selection under cursor */ 889{ 890 int cur_width = 0; 891 int cur_height = 0; 892 int old_hl_mask; 893 int idx; 894 int id; 895 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */ 896 int cattr; /* cursor attributes */ 897 int attr; 898 attrentry_T *aep = NULL; 899 900 /* Don't update the cursor when halfway busy scrolling or the screen size 901 * doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. */ 902 if (!can_update_cursor || screen_Columns != gui.num_cols 903 || screen_Rows != gui.num_rows) 904 return; 905 906 gui_check_pos(); 907 if (!gui.cursor_is_valid || force 908 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) 909 { 910 gui_undraw_cursor(); 911 if (gui.row < 0) 912 return; 913#ifdef USE_IM_CONTROL 914 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) 915 im_set_position(gui.row, gui.col); 916#endif 917 gui.cursor_row = gui.row; 918 gui.cursor_col = gui.col; 919 920 /* Only write to the screen after ScreenLines[] has been initialized */ 921 if (!screen_cleared || ScreenLines == NULL) 922 return; 923 924 /* Clear the selection if we are about to write over it */ 925 if (clear_selection) 926 clip_may_clear_selection(gui.row, gui.row); 927 /* Check that the cursor is inside the shell (resizing may have made 928 * it invalid) */ 929 if (gui.row >= screen_Rows || gui.col >= screen_Columns) 930 return; 931 932 gui.cursor_is_valid = TRUE; 933 934 /* 935 * How the cursor is drawn depends on the current mode. 936 */ 937 idx = get_shape_idx(FALSE); 938 if (State & LANGMAP) 939 id = shape_table[idx].id_lm; 940 else 941 id = shape_table[idx].id; 942 943 /* get the colors and attributes for the cursor. Default is inverted */ 944 cfg = INVALCOLOR; 945 cbg = INVALCOLOR; 946 cattr = HL_INVERSE; 947 gui_mch_set_blinking(shape_table[idx].blinkwait, 948 shape_table[idx].blinkon, 949 shape_table[idx].blinkoff); 950 if (id > 0) 951 { 952 cattr = syn_id2colors(id, &cfg, &cbg); 953#if defined(USE_IM_CONTROL) || defined(FEAT_HANGULIN) 954 { 955 static int iid; 956 guicolor_T fg, bg; 957 958 if ( 959# if defined(FEAT_GUI_GTK) && !defined(FEAT_HANGULIN) 960 preedit_get_status() 961# else 962 im_get_status() 963# endif 964 ) 965 { 966 iid = syn_name2id((char_u *)"CursorIM"); 967 if (iid > 0) 968 { 969 syn_id2colors(iid, &fg, &bg); 970 if (bg != INVALCOLOR) 971 cbg = bg; 972 if (fg != INVALCOLOR) 973 cfg = fg; 974 } 975 } 976 } 977#endif 978 } 979 980 /* 981 * Get the attributes for the character under the cursor. 982 * When no cursor color was given, use the character color. 983 */ 984 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; 985 if (attr > HL_ALL) 986 aep = syn_gui_attr2entry(attr); 987 if (aep != NULL) 988 { 989 attr = aep->ae_attr; 990 if (cfg == INVALCOLOR) 991 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 992 : aep->ae_u.gui.fg_color); 993 if (cbg == INVALCOLOR) 994 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 995 : aep->ae_u.gui.bg_color); 996 } 997 if (cfg == INVALCOLOR) 998 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; 999 if (cbg == INVALCOLOR) 1000 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; 1001 1002#ifdef FEAT_XIM 1003 if (aep != NULL) 1004 { 1005 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1006 : aep->ae_u.gui.bg_color); 1007 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1008 : aep->ae_u.gui.fg_color); 1009 if (xim_bg_color == INVALCOLOR) 1010 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1011 : gui.back_pixel; 1012 if (xim_fg_color == INVALCOLOR) 1013 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1014 : gui.norm_pixel; 1015 } 1016 else 1017 { 1018 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1019 : gui.back_pixel; 1020 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1021 : gui.norm_pixel; 1022 } 1023#endif 1024 1025 attr &= ~HL_INVERSE; 1026 if (cattr & HL_INVERSE) 1027 { 1028 cc = cbg; 1029 cbg = cfg; 1030 cfg = cc; 1031 } 1032 cattr &= ~HL_INVERSE; 1033 1034 /* 1035 * When we don't have window focus, draw a hollow cursor. 1036 */ 1037 if (!gui.in_focus) 1038 { 1039 gui_mch_draw_hollow_cursor(cbg); 1040 return; 1041 } 1042 1043 old_hl_mask = gui.highlight_mask; 1044 if (shape_table[idx].shape == SHAPE_BLOCK 1045#ifdef FEAT_HANGULIN 1046 || composing_hangul 1047#endif 1048 ) 1049 { 1050 /* 1051 * Draw the text character with the cursor colors. Use the 1052 * character attributes plus the cursor attributes. 1053 */ 1054 gui.highlight_mask = (cattr | attr); 1055#ifdef FEAT_HANGULIN 1056 if (composing_hangul) 1057 (void)gui_outstr_nowrap(composing_hangul_buffer, 2, 1058 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1059 else 1060#endif 1061 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1062 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1063 } 1064 else 1065 { 1066#if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1067 int col_off = FALSE; 1068#endif 1069 /* 1070 * First draw the partial cursor, then overwrite with the text 1071 * character, using a transparent background. 1072 */ 1073 if (shape_table[idx].shape == SHAPE_VER) 1074 { 1075 cur_height = gui.char_height; 1076 cur_width = (gui.char_width * shape_table[idx].percentage 1077 + 99) / 100; 1078 } 1079 else 1080 { 1081 cur_height = (gui.char_height * shape_table[idx].percentage 1082 + 99) / 100; 1083 cur_width = gui.char_width; 1084 } 1085#ifdef FEAT_MBYTE 1086 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col, 1087 LineOffset[gui.row] + screen_Columns) > 1) 1088 { 1089 /* Double wide character. */ 1090 if (shape_table[idx].shape != SHAPE_VER) 1091 cur_width += gui.char_width; 1092# ifdef FEAT_RIGHTLEFT 1093 if (CURSOR_BAR_RIGHT) 1094 { 1095 /* gui.col points to the left halve of the character but 1096 * the vertical line needs to be on the right halve. 1097 * A double-wide horizontal line is also drawn from the 1098 * right halve in gui_mch_draw_part_cursor(). */ 1099 col_off = TRUE; 1100 ++gui.col; 1101 } 1102# endif 1103 } 1104#endif 1105 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); 1106#if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1107 if (col_off) 1108 --gui.col; 1109#endif 1110 1111#ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */ 1112 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1113 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1114 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, 1115 (guicolor_T)0, (guicolor_T)0, 0); 1116#endif 1117 } 1118 gui.highlight_mask = old_hl_mask; 1119 } 1120} 1121 1122#if defined(FEAT_MENU) || defined(PROTO) 1123 void 1124gui_position_menu() 1125{ 1126# if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) 1127 if (gui.menu_is_active && gui.in_use) 1128 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); 1129# endif 1130} 1131#endif 1132 1133/* 1134 * Position the various GUI components (text area, menu). The vertical 1135 * scrollbars are NOT handled here. See gui_update_scrollbars(). 1136 */ 1137 static void 1138gui_position_components(total_width) 1139 int total_width UNUSED; 1140{ 1141 int text_area_x; 1142 int text_area_y; 1143 int text_area_width; 1144 int text_area_height; 1145 1146 /* avoid that moving components around generates events */ 1147 ++hold_gui_events; 1148 1149 text_area_x = 0; 1150 if (gui.which_scrollbars[SBAR_LEFT]) 1151 text_area_x += gui.scrollbar_width; 1152 1153 text_area_y = 0; 1154#if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) 1155 gui.menu_width = total_width; 1156 if (gui.menu_is_active) 1157 text_area_y += gui.menu_height; 1158#endif 1159#if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) 1160 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1161 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 1162#endif 1163 1164# if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1165 || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_MAC)) 1166 if (gui_has_tabline()) 1167 text_area_y += gui.tabline_height; 1168#endif 1169 1170#if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 1171 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1172 { 1173# ifdef FEAT_GUI_ATHENA 1174 gui_mch_set_toolbar_pos(0, text_area_y, 1175 gui.menu_width, gui.toolbar_height); 1176# endif 1177 text_area_y += gui.toolbar_height; 1178 } 1179#endif 1180 1181 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; 1182 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; 1183 1184 gui_mch_set_text_area_pos(text_area_x, 1185 text_area_y, 1186 text_area_width, 1187 text_area_height 1188#if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1189 + xim_get_status_area_height() 1190#endif 1191 ); 1192#ifdef FEAT_MENU 1193 gui_position_menu(); 1194#endif 1195 if (gui.which_scrollbars[SBAR_BOTTOM]) 1196 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, 1197 text_area_x, 1198 text_area_y + text_area_height, 1199 text_area_width, 1200 gui.scrollbar_height); 1201 gui.left_sbar_x = 0; 1202 gui.right_sbar_x = text_area_x + text_area_width; 1203 1204 --hold_gui_events; 1205} 1206 1207/* 1208 * Get the width of the widgets and decorations to the side of the text area. 1209 */ 1210 int 1211gui_get_base_width() 1212{ 1213 int base_width; 1214 1215 base_width = 2 * gui.border_offset; 1216 if (gui.which_scrollbars[SBAR_LEFT]) 1217 base_width += gui.scrollbar_width; 1218 if (gui.which_scrollbars[SBAR_RIGHT]) 1219 base_width += gui.scrollbar_width; 1220 return base_width; 1221} 1222 1223/* 1224 * Get the height of the widgets and decorations above and below the text area. 1225 */ 1226 int 1227gui_get_base_height() 1228{ 1229 int base_height; 1230 1231 base_height = 2 * gui.border_offset; 1232 if (gui.which_scrollbars[SBAR_BOTTOM]) 1233 base_height += gui.scrollbar_height; 1234#ifdef FEAT_GUI_GTK 1235 /* We can't take the sizes properly into account until anything is 1236 * realized. Therefore we recalculate all the values here just before 1237 * setting the size. (--mdcki) */ 1238#else 1239# ifdef FEAT_MENU 1240 if (gui.menu_is_active) 1241 base_height += gui.menu_height; 1242# endif 1243# ifdef FEAT_TOOLBAR 1244 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1245# if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) 1246 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); 1247# else 1248 base_height += gui.toolbar_height; 1249# endif 1250# endif 1251# if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1252 || defined(FEAT_GUI_MOTIF)) 1253 if (gui_has_tabline()) 1254 base_height += gui.tabline_height; 1255# endif 1256# ifdef FEAT_FOOTER 1257 if (vim_strchr(p_go, GO_FOOTER) != NULL) 1258 base_height += gui.footer_height; 1259# endif 1260# if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 1261 base_height += gui_mch_text_area_extra_height(); 1262# endif 1263#endif 1264 return base_height; 1265} 1266 1267/* 1268 * Should be called after the GUI shell has been resized. Its arguments are 1269 * the new width and height of the shell in pixels. 1270 */ 1271 void 1272gui_resize_shell(pixel_width, pixel_height) 1273 int pixel_width; 1274 int pixel_height; 1275{ 1276 static int busy = FALSE; 1277 1278 if (!gui.shell_created) /* ignore when still initializing */ 1279 return; 1280 1281 /* 1282 * Can't resize the screen while it is being redrawn. Remember the new 1283 * size and handle it later. 1284 */ 1285 if (updating_screen || busy) 1286 { 1287 new_pixel_width = pixel_width; 1288 new_pixel_height = pixel_height; 1289 return; 1290 } 1291 1292again: 1293 busy = TRUE; 1294 1295 /* Flush pending output before redrawing */ 1296 out_flush(); 1297 1298 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; 1299 gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height; 1300 1301 gui_position_components(pixel_width); 1302 1303 gui_reset_scroll_region(); 1304 /* 1305 * At the "more" and ":confirm" prompt there is no redraw, put the cursor 1306 * at the last line here (why does it have to be one row too low?). 1307 */ 1308 if (State == ASKMORE || State == CONFIRM) 1309 gui.row = gui.num_rows; 1310 1311 /* Only comparing Rows and Columns may be sufficient, but let's stay on 1312 * the safe side. */ 1313 if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns 1314 || gui.num_rows != Rows || gui.num_cols != Columns) 1315 shell_resized(); 1316 1317 gui_update_scrollbars(TRUE); 1318 gui_update_cursor(FALSE, TRUE); 1319#if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) 1320 xim_set_status_area(); 1321#endif 1322 1323 busy = FALSE; 1324 1325 /* 1326 * We could have been called again while redrawing the screen. 1327 * Need to do it all again with the latest size then. 1328 */ 1329 if (new_pixel_height) 1330 { 1331 pixel_width = new_pixel_width; 1332 pixel_height = new_pixel_height; 1333 new_pixel_width = 0; 1334 new_pixel_height = 0; 1335 goto again; 1336 } 1337} 1338 1339/* 1340 * Check if gui_resize_shell() must be called. 1341 */ 1342 void 1343gui_may_resize_shell() 1344{ 1345 int h, w; 1346 1347 if (new_pixel_height) 1348 { 1349 /* careful: gui_resize_shell() may postpone the resize again if we 1350 * were called indirectly by it */ 1351 w = new_pixel_width; 1352 h = new_pixel_height; 1353 new_pixel_width = 0; 1354 new_pixel_height = 0; 1355 gui_resize_shell(w, h); 1356 } 1357} 1358 1359 int 1360gui_get_shellsize() 1361{ 1362 Rows = gui.num_rows; 1363 Columns = gui.num_cols; 1364 return OK; 1365} 1366 1367/* 1368 * Set the size of the Vim shell according to Rows and Columns. 1369 * If "fit_to_display" is TRUE then the size may be reduced to fit the window 1370 * on the screen. 1371 */ 1372 void 1373gui_set_shellsize(mustset, fit_to_display, direction) 1374 int mustset UNUSED; /* set by the user */ 1375 int fit_to_display; 1376 int direction; /* RESIZE_HOR, RESIZE_VER */ 1377{ 1378 int base_width; 1379 int base_height; 1380 int width; 1381 int height; 1382 int min_width; 1383 int min_height; 1384 int screen_w; 1385 int screen_h; 1386#ifdef FEAT_GUI_GTK 1387 int un_maximize = mustset; 1388 int did_adjust = 0; 1389#endif 1390 int x = -1, y = -1; 1391 1392 if (!gui.shell_created) 1393 return; 1394 1395#ifdef MSWIN 1396 /* If not setting to a user specified size and maximized, calculate the 1397 * number of characters that fit in the maximized window. */ 1398 if (!mustset && gui_mch_maximized()) 1399 { 1400 gui_mch_newfont(); 1401 return; 1402 } 1403#endif 1404 1405 base_width = gui_get_base_width(); 1406 base_height = gui_get_base_height(); 1407 if (fit_to_display) 1408 /* Remember the original window position. */ 1409 gui_mch_get_winpos(&x, &y); 1410 1411#ifdef USE_SUN_WORKSHOP 1412 if (!mustset && usingSunWorkShop 1413 && workshop_get_width_height(&width, &height)) 1414 { 1415 Columns = (width - base_width + gui.char_width - 1) / gui.char_width; 1416 Rows = (height - base_height + gui.char_height - 1) / gui.char_height; 1417 } 1418 else 1419#endif 1420 { 1421 width = Columns * gui.char_width + base_width; 1422 height = Rows * gui.char_height + base_height; 1423 } 1424 1425 if (fit_to_display) 1426 { 1427 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1428 if ((direction & RESIZE_HOR) && width > screen_w) 1429 { 1430 Columns = (screen_w - base_width) / gui.char_width; 1431 if (Columns < MIN_COLUMNS) 1432 Columns = MIN_COLUMNS; 1433 width = Columns * gui.char_width + base_width; 1434#ifdef FEAT_GUI_GTK 1435 ++did_adjust; 1436#endif 1437 } 1438 if ((direction & RESIZE_VERT) && height > screen_h) 1439 { 1440 Rows = (screen_h - base_height) / gui.char_height; 1441 check_shellsize(); 1442 height = Rows * gui.char_height + base_height; 1443#ifdef FEAT_GUI_GTK 1444 ++did_adjust; 1445#endif 1446 } 1447#ifdef FEAT_GUI_GTK 1448 if (did_adjust == 2 || (width + gui.char_width >= screen_w 1449 && height + gui.char_height >= screen_h)) 1450 /* don't unmaximize if at maximum size */ 1451 un_maximize = FALSE; 1452#endif 1453 } 1454 gui.num_cols = Columns; 1455 gui.num_rows = Rows; 1456 1457 min_width = base_width + MIN_COLUMNS * gui.char_width; 1458 min_height = base_height + MIN_LINES * gui.char_height; 1459#ifdef FEAT_WINDOWS 1460 min_height += tabline_height() * gui.char_height; 1461#endif 1462 1463#ifdef FEAT_GUI_GTK 1464 if (un_maximize) 1465 { 1466 /* If the window size is smaller than the screen unmaximize the 1467 * window, otherwise resizing won't work. */ 1468 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1469 if ((width + gui.char_width < screen_w 1470 || height + gui.char_height * 2 < screen_h) 1471 && gui_mch_maximized()) 1472 gui_mch_unmaximize(); 1473 } 1474#endif 1475 1476 gui_mch_set_shellsize(width, height, min_width, min_height, 1477 base_width, base_height, direction); 1478 1479 if (fit_to_display && x >= 0 && y >= 0) 1480 { 1481 /* Some window managers put the Vim window left of/above the screen. 1482 * Only change the position if it wasn't already negative before 1483 * (happens on MS-Windows with a secondary monitor). */ 1484 gui_mch_update(); 1485 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) 1486 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); 1487 } 1488 1489 gui_position_components(width); 1490 gui_update_scrollbars(TRUE); 1491 gui_reset_scroll_region(); 1492} 1493 1494/* 1495 * Called when Rows and/or Columns has changed. 1496 */ 1497 void 1498gui_new_shellsize() 1499{ 1500 gui_reset_scroll_region(); 1501} 1502 1503/* 1504 * Make scroll region cover whole screen. 1505 */ 1506 void 1507gui_reset_scroll_region() 1508{ 1509 gui.scroll_region_top = 0; 1510 gui.scroll_region_bot = gui.num_rows - 1; 1511 gui.scroll_region_left = 0; 1512 gui.scroll_region_right = gui.num_cols - 1; 1513} 1514 1515 void 1516gui_start_highlight(mask) 1517 int mask; 1518{ 1519 if (mask > HL_ALL) /* highlight code */ 1520 gui.highlight_mask = mask; 1521 else /* mask */ 1522 gui.highlight_mask |= mask; 1523} 1524 1525 void 1526gui_stop_highlight(mask) 1527 int mask; 1528{ 1529 if (mask > HL_ALL) /* highlight code */ 1530 gui.highlight_mask = HL_NORMAL; 1531 else /* mask */ 1532 gui.highlight_mask &= ~mask; 1533} 1534 1535/* 1536 * Clear a rectangular region of the screen from text pos (row1, col1) to 1537 * (row2, col2) inclusive. 1538 */ 1539 void 1540gui_clear_block(row1, col1, row2, col2) 1541 int row1; 1542 int col1; 1543 int row2; 1544 int col2; 1545{ 1546 /* Clear the selection if we are about to write over it */ 1547 clip_may_clear_selection(row1, row2); 1548 1549 gui_mch_clear_block(row1, col1, row2, col2); 1550 1551 /* Invalidate cursor if it was in this block */ 1552 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 1553 && gui.cursor_col >= col1 && gui.cursor_col <= col2) 1554 gui.cursor_is_valid = FALSE; 1555} 1556 1557/* 1558 * Write code to update the cursor later. This avoids the need to flush the 1559 * output buffer before calling gui_update_cursor(). 1560 */ 1561 void 1562gui_update_cursor_later() 1563{ 1564 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); 1565} 1566 1567 void 1568gui_write(s, len) 1569 char_u *s; 1570 int len; 1571{ 1572 char_u *p; 1573 int arg1 = 0, arg2 = 0; 1574 int force_cursor = FALSE; /* force cursor update */ 1575 int force_scrollbar = FALSE; 1576 static win_T *old_curwin = NULL; 1577 1578/* #define DEBUG_GUI_WRITE */ 1579#ifdef DEBUG_GUI_WRITE 1580 { 1581 int i; 1582 char_u *str; 1583 1584 printf("gui_write(%d):\n ", len); 1585 for (i = 0; i < len; i++) 1586 if (s[i] == ESC) 1587 { 1588 if (i != 0) 1589 printf("\n "); 1590 printf("<ESC>"); 1591 } 1592 else 1593 { 1594 str = transchar_byte(s[i]); 1595 if (str[0] && str[1]) 1596 printf("<%s>", (char *)str); 1597 else 1598 printf("%s", (char *)str); 1599 } 1600 printf("\n"); 1601 } 1602#endif 1603 while (len) 1604 { 1605 if (s[0] == ESC && s[1] == '|') 1606 { 1607 p = s + 2; 1608 if (VIM_ISDIGIT(*p)) 1609 { 1610 arg1 = getdigits(&p); 1611 if (p > s + len) 1612 break; 1613 if (*p == ';') 1614 { 1615 ++p; 1616 arg2 = getdigits(&p); 1617 if (p > s + len) 1618 break; 1619 } 1620 } 1621 switch (*p) 1622 { 1623 case 'C': /* Clear screen */ 1624 clip_scroll_selection(9999); 1625 gui_mch_clear_all(); 1626 gui.cursor_is_valid = FALSE; 1627 force_scrollbar = TRUE; 1628 break; 1629 case 'M': /* Move cursor */ 1630 gui_set_cursor(arg1, arg2); 1631 break; 1632 case 's': /* force cursor (shape) update */ 1633 force_cursor = TRUE; 1634 break; 1635 case 'R': /* Set scroll region */ 1636 if (arg1 < arg2) 1637 { 1638 gui.scroll_region_top = arg1; 1639 gui.scroll_region_bot = arg2; 1640 } 1641 else 1642 { 1643 gui.scroll_region_top = arg2; 1644 gui.scroll_region_bot = arg1; 1645 } 1646 break; 1647#ifdef FEAT_VERTSPLIT 1648 case 'V': /* Set vertical scroll region */ 1649 if (arg1 < arg2) 1650 { 1651 gui.scroll_region_left = arg1; 1652 gui.scroll_region_right = arg2; 1653 } 1654 else 1655 { 1656 gui.scroll_region_left = arg2; 1657 gui.scroll_region_right = arg1; 1658 } 1659 break; 1660#endif 1661 case 'd': /* Delete line */ 1662 gui_delete_lines(gui.row, 1); 1663 break; 1664 case 'D': /* Delete lines */ 1665 gui_delete_lines(gui.row, arg1); 1666 break; 1667 case 'i': /* Insert line */ 1668 gui_insert_lines(gui.row, 1); 1669 break; 1670 case 'I': /* Insert lines */ 1671 gui_insert_lines(gui.row, arg1); 1672 break; 1673 case '$': /* Clear to end-of-line */ 1674 gui_clear_block(gui.row, gui.col, gui.row, 1675 (int)Columns - 1); 1676 break; 1677 case 'h': /* Turn on highlighting */ 1678 gui_start_highlight(arg1); 1679 break; 1680 case 'H': /* Turn off highlighting */ 1681 gui_stop_highlight(arg1); 1682 break; 1683 case 'f': /* flash the window (visual bell) */ 1684 gui_mch_flash(arg1 == 0 ? 20 : arg1); 1685 break; 1686 default: 1687 p = s + 1; /* Skip the ESC */ 1688 break; 1689 } 1690 len -= (int)(++p - s); 1691 s = p; 1692 } 1693 else if ( 1694#ifdef EBCDIC 1695 CtrlChar(s[0]) != 0 /* Ctrl character */ 1696#else 1697 s[0] < 0x20 /* Ctrl character */ 1698#endif 1699#ifdef FEAT_SIGN_ICONS 1700 && s[0] != SIGN_BYTE 1701# ifdef FEAT_NETBEANS_INTG 1702 && s[0] != MULTISIGN_BYTE 1703# endif 1704#endif 1705 ) 1706 { 1707 if (s[0] == '\n') /* NL */ 1708 { 1709 gui.col = 0; 1710 if (gui.row < gui.scroll_region_bot) 1711 gui.row++; 1712 else 1713 gui_delete_lines(gui.scroll_region_top, 1); 1714 } 1715 else if (s[0] == '\r') /* CR */ 1716 { 1717 gui.col = 0; 1718 } 1719 else if (s[0] == '\b') /* Backspace */ 1720 { 1721 if (gui.col) 1722 --gui.col; 1723 } 1724 else if (s[0] == Ctrl_L) /* cursor-right */ 1725 { 1726 ++gui.col; 1727 } 1728 else if (s[0] == Ctrl_G) /* Beep */ 1729 { 1730 gui_mch_beep(); 1731 } 1732 /* Other Ctrl character: shouldn't happen! */ 1733 1734 --len; /* Skip this char */ 1735 ++s; 1736 } 1737 else 1738 { 1739 p = s; 1740 while (len > 0 && ( 1741#ifdef EBCDIC 1742 CtrlChar(*p) == 0 1743#else 1744 *p >= 0x20 1745#endif 1746#ifdef FEAT_SIGN_ICONS 1747 || *p == SIGN_BYTE 1748# ifdef FEAT_NETBEANS_INTG 1749 || *p == MULTISIGN_BYTE 1750# endif 1751#endif 1752 )) 1753 { 1754 len--; 1755 p++; 1756 } 1757 gui_outstr(s, (int)(p - s)); 1758 s = p; 1759 } 1760 } 1761 1762 /* Postponed update of the cursor (won't work if "can_update_cursor" isn't 1763 * set). */ 1764 if (force_cursor) 1765 gui_update_cursor(TRUE, TRUE); 1766 1767 /* When switching to another window the dragging must have stopped. 1768 * Required for GTK, dragged_sb isn't reset. */ 1769 if (old_curwin != curwin) 1770 gui.dragged_sb = SBAR_NONE; 1771 1772 /* Update the scrollbars after clearing the screen or when switched 1773 * to another window. 1774 * Update the horizontal scrollbar always, it's difficult to check all 1775 * situations where it might change. */ 1776 if (force_scrollbar || old_curwin != curwin) 1777 gui_update_scrollbars(force_scrollbar); 1778 else 1779 gui_update_horiz_scrollbar(FALSE); 1780 old_curwin = curwin; 1781 1782 /* 1783 * We need to make sure this is cleared since Athena doesn't tell us when 1784 * he is done dragging. Do the same for GTK. 1785 */ 1786#if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 1787 gui.dragged_sb = SBAR_NONE; 1788#endif 1789 1790 gui_mch_flush(); /* In case vim decides to take a nap */ 1791} 1792 1793/* 1794 * When ScreenLines[] is invalid, updating the cursor should not be done, it 1795 * produces wrong results. Call gui_dont_update_cursor() before that code and 1796 * gui_can_update_cursor() afterwards. 1797 */ 1798 void 1799gui_dont_update_cursor() 1800{ 1801 if (gui.in_use) 1802 { 1803 /* Undraw the cursor now, we probably can't do it after the change. */ 1804 gui_undraw_cursor(); 1805 can_update_cursor = FALSE; 1806 } 1807} 1808 1809 void 1810gui_can_update_cursor() 1811{ 1812 can_update_cursor = TRUE; 1813 /* No need to update the cursor right now, there is always more output 1814 * after scrolling. */ 1815} 1816 1817 static void 1818gui_outstr(s, len) 1819 char_u *s; 1820 int len; 1821{ 1822 int this_len; 1823#ifdef FEAT_MBYTE 1824 int cells; 1825#endif 1826 1827 if (len == 0) 1828 return; 1829 1830 if (len < 0) 1831 len = (int)STRLEN(s); 1832 1833 while (len > 0) 1834 { 1835#ifdef FEAT_MBYTE 1836 if (has_mbyte) 1837 { 1838 /* Find out how many chars fit in the current line. */ 1839 cells = 0; 1840 for (this_len = 0; this_len < len; ) 1841 { 1842 cells += (*mb_ptr2cells)(s + this_len); 1843 if (gui.col + cells > Columns) 1844 break; 1845 this_len += (*mb_ptr2len)(s + this_len); 1846 } 1847 if (this_len > len) 1848 this_len = len; /* don't include following composing char */ 1849 } 1850 else 1851#endif 1852 if (gui.col + len > Columns) 1853 this_len = Columns - gui.col; 1854 else 1855 this_len = len; 1856 1857 (void)gui_outstr_nowrap(s, this_len, 1858 0, (guicolor_T)0, (guicolor_T)0, 0); 1859 s += this_len; 1860 len -= this_len; 1861#ifdef FEAT_MBYTE 1862 /* fill up for a double-width char that doesn't fit. */ 1863 if (len > 0 && gui.col < Columns) 1864 (void)gui_outstr_nowrap((char_u *)" ", 1, 1865 0, (guicolor_T)0, (guicolor_T)0, 0); 1866#endif 1867 /* The cursor may wrap to the next line. */ 1868 if (gui.col >= Columns) 1869 { 1870 gui.col = 0; 1871 gui.row++; 1872 } 1873 } 1874} 1875 1876/* 1877 * Output one character (may be one or two display cells). 1878 * Caller must check for valid "off". 1879 * Returns FAIL or OK, just like gui_outstr_nowrap(). 1880 */ 1881 static int 1882gui_screenchar(off, flags, fg, bg, back) 1883 int off; /* Offset from start of screen */ 1884 int flags; 1885 guicolor_T fg, bg; /* colors for cursor */ 1886 int back; /* backup this many chars when using bold trick */ 1887{ 1888#ifdef FEAT_MBYTE 1889 char_u buf[MB_MAXBYTES + 1]; 1890 1891 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */ 1892 if (enc_utf8 && ScreenLines[off] == 0) 1893 return OK; 1894 1895 if (enc_utf8 && ScreenLinesUC[off] != 0) 1896 /* Draw UTF-8 multi-byte character. */ 1897 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), 1898 flags, fg, bg, back); 1899 1900 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 1901 { 1902 buf[0] = ScreenLines[off]; 1903 buf[1] = ScreenLines2[off]; 1904 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); 1905 } 1906 1907 /* Draw non-multi-byte character or DBCS character. */ 1908 return gui_outstr_nowrap(ScreenLines + off, 1909 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, 1910 flags, fg, bg, back); 1911#else 1912 return gui_outstr_nowrap(ScreenLines + off, 1, flags, fg, bg, back); 1913#endif 1914} 1915 1916#ifdef FEAT_GUI_GTK 1917/* 1918 * Output the string at the given screen position. This is used in place 1919 * of gui_screenchar() where possible because Pango needs as much context 1920 * as possible to work nicely. It's a lot faster as well. 1921 */ 1922 static int 1923gui_screenstr(off, len, flags, fg, bg, back) 1924 int off; /* Offset from start of screen */ 1925 int len; /* string length in screen cells */ 1926 int flags; 1927 guicolor_T fg, bg; /* colors for cursor */ 1928 int back; /* backup this many chars when using bold trick */ 1929{ 1930 char_u *buf; 1931 int outlen = 0; 1932 int i; 1933 int retval; 1934 1935 if (len <= 0) /* "cannot happen"? */ 1936 return OK; 1937 1938 if (enc_utf8) 1939 { 1940 buf = alloc((unsigned)(len * MB_MAXBYTES + 1)); 1941 if (buf == NULL) 1942 return OK; /* not much we could do here... */ 1943 1944 for (i = off; i < off + len; ++i) 1945 { 1946 if (ScreenLines[i] == 0) 1947 continue; /* skip second half of double-width char */ 1948 1949 if (ScreenLinesUC[i] == 0) 1950 buf[outlen++] = ScreenLines[i]; 1951 else 1952 outlen += utfc_char2bytes(i, buf + outlen); 1953 } 1954 1955 buf[outlen] = NUL; /* only to aid debugging */ 1956 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 1957 vim_free(buf); 1958 1959 return retval; 1960 } 1961 else if (enc_dbcs == DBCS_JPNU) 1962 { 1963 buf = alloc((unsigned)(len * 2 + 1)); 1964 if (buf == NULL) 1965 return OK; /* not much we could do here... */ 1966 1967 for (i = off; i < off + len; ++i) 1968 { 1969 buf[outlen++] = ScreenLines[i]; 1970 1971 /* handle double-byte single-width char */ 1972 if (ScreenLines[i] == 0x8e) 1973 buf[outlen++] = ScreenLines2[i]; 1974 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) 1975 buf[outlen++] = ScreenLines[++i]; 1976 } 1977 1978 buf[outlen] = NUL; /* only to aid debugging */ 1979 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 1980 vim_free(buf); 1981 1982 return retval; 1983 } 1984 else 1985 { 1986 return gui_outstr_nowrap(&ScreenLines[off], len, 1987 flags, fg, bg, back); 1988 } 1989} 1990#endif /* FEAT_GUI_GTK */ 1991 1992/* 1993 * Output the given string at the current cursor position. If the string is 1994 * too long to fit on the line, then it is truncated. 1995 * "flags": 1996 * GUI_MON_IS_CURSOR should only be used when this function is being called to 1997 * actually draw (an inverted) cursor. 1998 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent 1999 * background. 2000 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over 2001 * it. 2002 * Returns OK, unless "back" is non-zero and using the bold trick, then return 2003 * FAIL (the caller should start drawing "back" chars back). 2004 */ 2005 int 2006gui_outstr_nowrap(s, len, flags, fg, bg, back) 2007 char_u *s; 2008 int len; 2009 int flags; 2010 guicolor_T fg, bg; /* colors for cursor */ 2011 int back; /* backup this many chars when using bold trick */ 2012{ 2013 long_u highlight_mask; 2014 long_u hl_mask_todo; 2015 guicolor_T fg_color; 2016 guicolor_T bg_color; 2017 guicolor_T sp_color; 2018#if !defined(MSWIN16_FASTTEXT) && !defined(FEAT_GUI_GTK) 2019 GuiFont font = NOFONT; 2020# ifdef FEAT_XFONTSET 2021 GuiFontset fontset = NOFONTSET; 2022# endif 2023#endif 2024 attrentry_T *aep = NULL; 2025 int draw_flags; 2026 int col = gui.col; 2027#ifdef FEAT_SIGN_ICONS 2028 int draw_sign = FALSE; 2029# ifdef FEAT_NETBEANS_INTG 2030 int multi_sign = FALSE; 2031# endif 2032#endif 2033 2034 if (len < 0) 2035 len = (int)STRLEN(s); 2036 if (len == 0) 2037 return OK; 2038 2039#ifdef FEAT_SIGN_ICONS 2040 if (*s == SIGN_BYTE 2041# ifdef FEAT_NETBEANS_INTG 2042 || *s == MULTISIGN_BYTE 2043# endif 2044 ) 2045 { 2046# ifdef FEAT_NETBEANS_INTG 2047 if (*s == MULTISIGN_BYTE) 2048 multi_sign = TRUE; 2049# endif 2050 /* draw spaces instead */ 2051 s = (char_u *)" "; 2052 if (len == 1 && col > 0) 2053 --col; 2054 len = 2; 2055 draw_sign = TRUE; 2056 highlight_mask = 0; 2057 } 2058 else 2059#endif 2060 if (gui.highlight_mask > HL_ALL) 2061 { 2062 aep = syn_gui_attr2entry(gui.highlight_mask); 2063 if (aep == NULL) /* highlighting not set */ 2064 highlight_mask = 0; 2065 else 2066 highlight_mask = aep->ae_attr; 2067 } 2068 else 2069 highlight_mask = gui.highlight_mask; 2070 hl_mask_todo = highlight_mask; 2071 2072#if !defined(MSWIN16_FASTTEXT) && !defined(FEAT_GUI_GTK) 2073 /* Set the font */ 2074 if (aep != NULL && aep->ae_u.gui.font != NOFONT) 2075 font = aep->ae_u.gui.font; 2076# ifdef FEAT_XFONTSET 2077 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) 2078 fontset = aep->ae_u.gui.fontset; 2079# endif 2080 else 2081 { 2082# ifdef FEAT_XFONTSET 2083 if (gui.fontset != NOFONTSET) 2084 fontset = gui.fontset; 2085 else 2086# endif 2087 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2088 { 2089 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) 2090 { 2091 font = gui.boldital_font; 2092 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); 2093 } 2094 else if (gui.bold_font != NOFONT) 2095 { 2096 font = gui.bold_font; 2097 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); 2098 } 2099 else 2100 font = gui.norm_font; 2101 } 2102 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) 2103 { 2104 font = gui.ital_font; 2105 hl_mask_todo &= ~HL_ITALIC; 2106 } 2107 else 2108 font = gui.norm_font; 2109 } 2110# ifdef FEAT_XFONTSET 2111 if (fontset != NOFONTSET) 2112 gui_mch_set_fontset(fontset); 2113 else 2114# endif 2115 gui_mch_set_font(font); 2116#endif 2117 2118 draw_flags = 0; 2119 2120 /* Set the color */ 2121 bg_color = gui.back_pixel; 2122 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) 2123 { 2124 draw_flags |= DRAW_CURSOR; 2125 fg_color = fg; 2126 bg_color = bg; 2127 sp_color = fg; 2128 } 2129 else if (aep != NULL) 2130 { 2131 fg_color = aep->ae_u.gui.fg_color; 2132 if (fg_color == INVALCOLOR) 2133 fg_color = gui.norm_pixel; 2134 bg_color = aep->ae_u.gui.bg_color; 2135 if (bg_color == INVALCOLOR) 2136 bg_color = gui.back_pixel; 2137 sp_color = aep->ae_u.gui.sp_color; 2138 if (sp_color == INVALCOLOR) 2139 sp_color = fg_color; 2140 } 2141 else 2142 { 2143 fg_color = gui.norm_pixel; 2144 sp_color = fg_color; 2145 } 2146 2147 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) 2148 { 2149#if defined(AMIGA) || defined(RISCOS) 2150 gui_mch_set_colors(bg_color, fg_color); 2151#else 2152 gui_mch_set_fg_color(bg_color); 2153 gui_mch_set_bg_color(fg_color); 2154#endif 2155 } 2156 else 2157 { 2158#if defined(AMIGA) || defined(RISCOS) 2159 gui_mch_set_colors(fg_color, bg_color); 2160#else 2161 gui_mch_set_fg_color(fg_color); 2162 gui_mch_set_bg_color(bg_color); 2163#endif 2164 } 2165 gui_mch_set_sp_color(sp_color); 2166 2167 /* Clear the selection if we are about to write over it */ 2168 if (!(flags & GUI_MON_NOCLEAR)) 2169 clip_may_clear_selection(gui.row, gui.row); 2170 2171 2172#ifndef MSWIN16_FASTTEXT 2173 /* If there's no bold font, then fake it */ 2174 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2175 draw_flags |= DRAW_BOLD; 2176#endif 2177 2178 /* 2179 * When drawing bold or italic characters the spill-over from the left 2180 * neighbor may be destroyed. Let the caller backup to start redrawing 2181 * just after a blank. 2182 */ 2183 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) 2184 return FAIL; 2185 2186#if defined(RISCOS) || defined(FEAT_GUI_GTK) 2187 /* If there's no italic font, then fake it. 2188 * For GTK2, we don't need a different font for italic style. */ 2189 if (hl_mask_todo & HL_ITALIC) 2190 draw_flags |= DRAW_ITALIC; 2191 2192 /* Do we underline the text? */ 2193 if (hl_mask_todo & HL_UNDERLINE) 2194 draw_flags |= DRAW_UNDERL; 2195#else 2196 /* Do we underline the text? */ 2197 if ((hl_mask_todo & HL_UNDERLINE) 2198# ifndef MSWIN16_FASTTEXT 2199 || (hl_mask_todo & HL_ITALIC) 2200# endif 2201 ) 2202 draw_flags |= DRAW_UNDERL; 2203#endif 2204 /* Do we undercurl the text? */ 2205 if (hl_mask_todo & HL_UNDERCURL) 2206 draw_flags |= DRAW_UNDERC; 2207 2208 /* Do we draw transparently? */ 2209 if (flags & GUI_MON_TRS_CURSOR) 2210 draw_flags |= DRAW_TRANSP; 2211 2212 /* 2213 * Draw the text. 2214 */ 2215#ifdef FEAT_GUI_GTK 2216 /* The value returned is the length in display cells */ 2217 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); 2218#else 2219# ifdef FEAT_MBYTE 2220 if (enc_utf8) 2221 { 2222 int start; /* index of bytes to be drawn */ 2223 int cells; /* cellwidth of bytes to be drawn */ 2224 int thislen; /* length of bytes to be drawin */ 2225 int cn; /* cellwidth of current char */ 2226 int i; /* index of current char */ 2227 int c; /* current char value */ 2228 int cl; /* byte length of current char */ 2229 int comping; /* current char is composing */ 2230 int scol = col; /* screen column */ 2231 int dowide; /* use 'guifontwide' */ 2232 2233 /* Break the string at a composing character, it has to be drawn on 2234 * top of the previous character. */ 2235 start = 0; 2236 cells = 0; 2237 for (i = 0; i < len; i += cl) 2238 { 2239 c = utf_ptr2char(s + i); 2240 cn = utf_char2cells(c); 2241 if (cn > 1 2242# ifdef FEAT_XFONTSET 2243 && fontset == NOFONTSET 2244# endif 2245 && gui.wide_font != NOFONT) 2246 dowide = TRUE; 2247 else 2248 dowide = FALSE; 2249 comping = utf_iscomposing(c); 2250 if (!comping) /* count cells from non-composing chars */ 2251 cells += cn; 2252 cl = utf_ptr2len(s + i); 2253 if (cl == 0) /* hit end of string */ 2254 len = i + cl; /* len must be wrong "cannot happen" */ 2255 2256 /* print the string so far if it's the last character or there is 2257 * a composing character. */ 2258 if (i + cl >= len || (comping && i > start) || dowide 2259# if defined(FEAT_GUI_X11) 2260 || (cn > 1 2261# ifdef FEAT_XFONTSET 2262 /* No fontset: At least draw char after wide char at 2263 * right position. */ 2264 && fontset == NOFONTSET 2265# endif 2266 ) 2267# endif 2268 ) 2269 { 2270 if (comping || dowide) 2271 thislen = i - start; 2272 else 2273 thislen = i - start + cl; 2274 if (thislen > 0) 2275 { 2276 gui_mch_draw_string(gui.row, scol, s + start, thislen, 2277 draw_flags); 2278 start += thislen; 2279 } 2280 scol += cells; 2281 cells = 0; 2282 if (dowide) 2283 { 2284 gui_mch_set_font(gui.wide_font); 2285 gui_mch_draw_string(gui.row, scol - cn, 2286 s + start, cl, draw_flags); 2287 gui_mch_set_font(font); 2288 start += cl; 2289 } 2290 2291# if defined(FEAT_GUI_X11) 2292 /* No fontset: draw a space to fill the gap after a wide char 2293 * */ 2294 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 2295# ifdef FEAT_XFONTSET 2296 && fontset == NOFONTSET 2297# endif 2298 && !dowide) 2299 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 2300 1, draw_flags); 2301# endif 2302 } 2303 /* Draw a composing char on top of the previous char. */ 2304 if (comping) 2305 { 2306# if (defined(__APPLE_CC__) || defined(__MRC__)) && TARGET_API_MAC_CARBON 2307 /* Carbon ATSUI autodraws composing char over previous char */ 2308 gui_mch_draw_string(gui.row, scol, s + i, cl, 2309 draw_flags | DRAW_TRANSP); 2310# else 2311 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, 2312 draw_flags | DRAW_TRANSP); 2313# endif 2314 start = i + cl; 2315 } 2316 } 2317 /* The stuff below assumes "len" is the length in screen columns. */ 2318 len = scol - col; 2319 } 2320 else 2321# endif 2322 { 2323 gui_mch_draw_string(gui.row, col, s, len, draw_flags); 2324# ifdef FEAT_MBYTE 2325 if (enc_dbcs == DBCS_JPNU) 2326 { 2327 /* Get the length in display cells, this can be different from the 2328 * number of bytes for "euc-jp". */ 2329 len = mb_string2cells(s, len); 2330 } 2331# endif 2332 } 2333#endif /* !FEAT_GUI_GTK */ 2334 2335 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2336 gui.col = col + len; 2337 2338 /* May need to invert it when it's part of the selection. */ 2339 if (flags & GUI_MON_NOCLEAR) 2340 clip_may_redraw_selection(gui.row, col, len); 2341 2342 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2343 { 2344 /* Invalidate the old physical cursor position if we wrote over it */ 2345 if (gui.cursor_row == gui.row 2346 && gui.cursor_col >= col 2347 && gui.cursor_col < col + len) 2348 gui.cursor_is_valid = FALSE; 2349 } 2350 2351#ifdef FEAT_SIGN_ICONS 2352 if (draw_sign) 2353 /* Draw the sign on top of the spaces. */ 2354 gui_mch_drawsign(gui.row, col, gui.highlight_mask); 2355# if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_MOTIF) \ 2356 || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32)) 2357 if (multi_sign) 2358 netbeans_draw_multisign_indicator(gui.row); 2359# endif 2360#endif 2361 2362 return OK; 2363} 2364 2365/* 2366 * Un-draw the cursor. Actually this just redraws the character at the given 2367 * position. The character just before it too, for when it was in bold. 2368 */ 2369 void 2370gui_undraw_cursor() 2371{ 2372 if (gui.cursor_is_valid) 2373 { 2374#ifdef FEAT_HANGULIN 2375 if (composing_hangul 2376 && gui.col == gui.cursor_col && gui.row == gui.cursor_row) 2377 (void)gui_outstr_nowrap(composing_hangul_buffer, 2, 2378 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 2379 gui.norm_pixel, gui.back_pixel, 0); 2380 else 2381 { 2382#endif 2383 if (gui_redraw_block(gui.cursor_row, gui.cursor_col, 2384 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR) 2385 && gui.cursor_col > 0) 2386 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1, 2387 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR); 2388#ifdef FEAT_HANGULIN 2389 if (composing_hangul) 2390 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1, 2391 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR); 2392 } 2393#endif 2394 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it 2395 * here in case it wasn't needed to undraw it. */ 2396 gui.cursor_is_valid = FALSE; 2397 } 2398} 2399 2400 void 2401gui_redraw(x, y, w, h) 2402 int x; 2403 int y; 2404 int w; 2405 int h; 2406{ 2407 int row1, col1, row2, col2; 2408 2409 row1 = Y_2_ROW(y); 2410 col1 = X_2_COL(x); 2411 row2 = Y_2_ROW(y + h - 1); 2412 col2 = X_2_COL(x + w - 1); 2413 2414 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); 2415 2416 /* 2417 * We may need to redraw the cursor, but don't take it upon us to change 2418 * its location after a scroll. 2419 * (maybe be more strict even and test col too?) 2420 * These things may be outside the update/clipping region and reality may 2421 * not reflect Vims internal ideas if these operations are clipped away. 2422 */ 2423 if (gui.row == gui.cursor_row) 2424 gui_update_cursor(TRUE, TRUE); 2425} 2426 2427/* 2428 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and 2429 * from col1 to col2 (inclusive). 2430 * Return TRUE when the character before the first drawn character has 2431 * different attributes (may have to be redrawn too). 2432 */ 2433 int 2434gui_redraw_block(row1, col1, row2, col2, flags) 2435 int row1; 2436 int col1; 2437 int row2; 2438 int col2; 2439 int flags; /* flags for gui_outstr_nowrap() */ 2440{ 2441 int old_row, old_col; 2442 long_u old_hl_mask; 2443 int off; 2444 sattr_T first_attr; 2445 int idx, len; 2446 int back, nback; 2447 int retval = FALSE; 2448#ifdef FEAT_MBYTE 2449 int orig_col1, orig_col2; 2450#endif 2451 2452 /* Don't try to update when ScreenLines is not valid */ 2453 if (!screen_cleared || ScreenLines == NULL) 2454 return retval; 2455 2456 /* Don't try to draw outside the shell! */ 2457 /* Check everything, strange values may be caused by a big border width */ 2458 col1 = check_col(col1); 2459 col2 = check_col(col2); 2460 row1 = check_row(row1); 2461 row2 = check_row(row2); 2462 2463 /* Remember where our cursor was */ 2464 old_row = gui.row; 2465 old_col = gui.col; 2466 old_hl_mask = gui.highlight_mask; 2467#ifdef FEAT_MBYTE 2468 orig_col1 = col1; 2469 orig_col2 = col2; 2470#endif 2471 2472 for (gui.row = row1; gui.row <= row2; gui.row++) 2473 { 2474#ifdef FEAT_MBYTE 2475 /* When only half of a double-wide character is in the block, include 2476 * the other half. */ 2477 col1 = orig_col1; 2478 col2 = orig_col2; 2479 off = LineOffset[gui.row]; 2480 if (enc_dbcs != 0) 2481 { 2482 if (col1 > 0) 2483 col1 -= dbcs_screen_head_off(ScreenLines + off, 2484 ScreenLines + off + col1); 2485 col2 += dbcs_screen_tail_off(ScreenLines + off, 2486 ScreenLines + off + col2); 2487 } 2488 else if (enc_utf8) 2489 { 2490 if (ScreenLines[off + col1] == 0) 2491 --col1; 2492# ifdef FEAT_GUI_GTK 2493 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) 2494 ++col2; 2495# endif 2496 } 2497#endif 2498 gui.col = col1; 2499 off = LineOffset[gui.row] + gui.col; 2500 len = col2 - col1 + 1; 2501 2502 /* Find how many chars back this highlighting starts, or where a space 2503 * is. Needed for when the bold trick is used */ 2504 for (back = 0; back < col1; ++back) 2505 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] 2506 || ScreenLines[off - 1 - back] == ' ') 2507 break; 2508 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0 2509 && ScreenLines[off - 1] != ' '); 2510 2511 /* Break it up in strings of characters with the same attributes. */ 2512 /* Print UTF-8 characters individually. */ 2513 while (len > 0) 2514 { 2515 first_attr = ScreenAttrs[off]; 2516 gui.highlight_mask = first_attr; 2517#if defined(FEAT_MBYTE) && !defined(FEAT_GUI_GTK) 2518 if (enc_utf8 && ScreenLinesUC[off] != 0) 2519 { 2520 /* output multi-byte character separately */ 2521 nback = gui_screenchar(off, flags, 2522 (guicolor_T)0, (guicolor_T)0, back); 2523 if (gui.col < Columns && ScreenLines[off + 1] == 0) 2524 idx = 2; 2525 else 2526 idx = 1; 2527 } 2528 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2529 { 2530 /* output double-byte, single-width character separately */ 2531 nback = gui_screenchar(off, flags, 2532 (guicolor_T)0, (guicolor_T)0, back); 2533 idx = 1; 2534 } 2535 else 2536#endif 2537 { 2538#ifdef FEAT_GUI_GTK 2539 for (idx = 0; idx < len; ++idx) 2540 { 2541 if (enc_utf8 && ScreenLines[off + idx] == 0) 2542 continue; /* skip second half of double-width char */ 2543 if (ScreenAttrs[off + idx] != first_attr) 2544 break; 2545 } 2546 /* gui_screenstr() takes care of multibyte chars */ 2547 nback = gui_screenstr(off, idx, flags, 2548 (guicolor_T)0, (guicolor_T)0, back); 2549#else 2550 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; 2551 idx++) 2552 { 2553# ifdef FEAT_MBYTE 2554 /* Stop at a multi-byte Unicode character. */ 2555 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) 2556 break; 2557 if (enc_dbcs == DBCS_JPNU) 2558 { 2559 /* Stop at a double-byte single-width char. */ 2560 if (ScreenLines[off + idx] == 0x8e) 2561 break; 2562 if (len > 1 && (*mb_ptr2len)(ScreenLines 2563 + off + idx) == 2) 2564 ++idx; /* skip second byte of double-byte char */ 2565 } 2566# endif 2567 } 2568 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, 2569 (guicolor_T)0, (guicolor_T)0, back); 2570#endif 2571 } 2572 if (nback == FAIL) 2573 { 2574 /* Must back up to start drawing where a bold or italic word 2575 * starts. */ 2576 off -= back; 2577 len += back; 2578 gui.col -= back; 2579 } 2580 else 2581 { 2582 off += idx; 2583 len -= idx; 2584 } 2585 back = 0; 2586 } 2587 } 2588 2589 /* Put the cursor back where it was */ 2590 gui.row = old_row; 2591 gui.col = old_col; 2592 gui.highlight_mask = (int)old_hl_mask; 2593 2594 return retval; 2595} 2596 2597 static void 2598gui_delete_lines(row, count) 2599 int row; 2600 int count; 2601{ 2602 if (count <= 0) 2603 return; 2604 2605 if (row + count > gui.scroll_region_bot) 2606 /* Scrolled out of region, just blank the lines out */ 2607 gui_clear_block(row, gui.scroll_region_left, 2608 gui.scroll_region_bot, gui.scroll_region_right); 2609 else 2610 { 2611 gui_mch_delete_lines(row, count); 2612 2613 /* If the cursor was in the deleted lines it's now gone. If the 2614 * cursor was in the scrolled lines adjust its position. */ 2615 if (gui.cursor_row >= row 2616 && gui.cursor_col >= gui.scroll_region_left 2617 && gui.cursor_col <= gui.scroll_region_right) 2618 { 2619 if (gui.cursor_row < row + count) 2620 gui.cursor_is_valid = FALSE; 2621 else if (gui.cursor_row <= gui.scroll_region_bot) 2622 gui.cursor_row -= count; 2623 } 2624 } 2625} 2626 2627 static void 2628gui_insert_lines(row, count) 2629 int row; 2630 int count; 2631{ 2632 if (count <= 0) 2633 return; 2634 2635 if (row + count > gui.scroll_region_bot) 2636 /* Scrolled out of region, just blank the lines out */ 2637 gui_clear_block(row, gui.scroll_region_left, 2638 gui.scroll_region_bot, gui.scroll_region_right); 2639 else 2640 { 2641 gui_mch_insert_lines(row, count); 2642 2643 if (gui.cursor_row >= gui.row 2644 && gui.cursor_col >= gui.scroll_region_left 2645 && gui.cursor_col <= gui.scroll_region_right) 2646 { 2647 if (gui.cursor_row <= gui.scroll_region_bot - count) 2648 gui.cursor_row += count; 2649 else if (gui.cursor_row <= gui.scroll_region_bot) 2650 gui.cursor_is_valid = FALSE; 2651 } 2652 } 2653} 2654 2655/* 2656 * The main GUI input routine. Waits for a character from the keyboard. 2657 * wtime == -1 Wait forever. 2658 * wtime == 0 Don't wait. 2659 * wtime > 0 Wait wtime milliseconds for a character. 2660 * Returns OK if a character was found to be available within the given time, 2661 * or FAIL otherwise. 2662 */ 2663 int 2664gui_wait_for_chars(wtime) 2665 long wtime; 2666{ 2667 int retval; 2668 2669#ifdef FEAT_MENU 2670 /* 2671 * If we're going to wait a bit, update the menus and mouse shape for the 2672 * current State. 2673 */ 2674 if (wtime != 0) 2675 gui_update_menus(0); 2676#endif 2677 2678 gui_mch_update(); 2679 if (input_available()) /* Got char, return immediately */ 2680 return OK; 2681 if (wtime == 0) /* Don't wait for char */ 2682 return FAIL; 2683 2684 /* Before waiting, flush any output to the screen. */ 2685 gui_mch_flush(); 2686 2687 if (wtime > 0) 2688 { 2689 /* Blink when waiting for a character. Probably only does something 2690 * for showmatch() */ 2691 gui_mch_start_blink(); 2692 retval = gui_mch_wait_for_chars(wtime); 2693 gui_mch_stop_blink(); 2694 return retval; 2695 } 2696 2697 /* 2698 * While we are waiting indefinitely for a character, blink the cursor. 2699 */ 2700 gui_mch_start_blink(); 2701 2702 retval = FAIL; 2703 /* 2704 * We may want to trigger the CursorHold event. First wait for 2705 * 'updatetime' and if nothing is typed within that time put the 2706 * K_CURSORHOLD key in the input buffer. 2707 */ 2708 if (gui_mch_wait_for_chars(p_ut) == OK) 2709 retval = OK; 2710#ifdef FEAT_AUTOCMD 2711 else if (trigger_cursorhold()) 2712 { 2713 char_u buf[3]; 2714 2715 /* Put K_CURSORHOLD in the input buffer. */ 2716 buf[0] = CSI; 2717 buf[1] = KS_EXTRA; 2718 buf[2] = (int)KE_CURSORHOLD; 2719 add_to_input_buf(buf, 3); 2720 2721 retval = OK; 2722 } 2723#endif 2724 2725 if (retval == FAIL) 2726 { 2727 /* Blocking wait. */ 2728 before_blocking(); 2729 retval = gui_mch_wait_for_chars(-1L); 2730 } 2731 2732 gui_mch_stop_blink(); 2733 return retval; 2734} 2735 2736/* 2737 * Fill p[4] with mouse coordinates encoded for check_termcode(). 2738 */ 2739 static void 2740fill_mouse_coord(p, col, row) 2741 char_u *p; 2742 int col; 2743 int row; 2744{ 2745 p[0] = (char_u)(col / 128 + ' ' + 1); 2746 p[1] = (char_u)(col % 128 + ' ' + 1); 2747 p[2] = (char_u)(row / 128 + ' ' + 1); 2748 p[3] = (char_u)(row % 128 + ' ' + 1); 2749} 2750 2751/* 2752 * Generic mouse support function. Add a mouse event to the input buffer with 2753 * the given properties. 2754 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, 2755 * MOUSE_X1, MOUSE_X2 2756 * MOUSE_DRAG, or MOUSE_RELEASE. 2757 * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel, 2758 * MOUSE_6 and MOUSE_7 for horizontal scroll wheel. 2759 * x, y --- Coordinates of mouse in pixels. 2760 * repeated_click --- TRUE if this click comes only a short time after a 2761 * previous click. 2762 * modifiers --- Bit field which may be any of the following modifiers 2763 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. 2764 * This function will ignore drag events where the mouse has not moved to a new 2765 * character. 2766 */ 2767 void 2768gui_send_mouse_event(button, x, y, repeated_click, modifiers) 2769 int button; 2770 int x; 2771 int y; 2772 int repeated_click; 2773 int_u modifiers; 2774{ 2775 static int prev_row = 0, prev_col = 0; 2776 static int prev_button = -1; 2777 static int num_clicks = 1; 2778 char_u string[10]; 2779 enum key_extra button_char; 2780 int row, col; 2781#ifdef FEAT_CLIPBOARD 2782 int checkfor; 2783 int did_clip = FALSE; 2784#endif 2785 2786 /* 2787 * Scrolling may happen at any time, also while a selection is present. 2788 */ 2789 switch (button) 2790 { 2791 case MOUSE_X1: 2792 button_char = KE_X1MOUSE; 2793 goto button_set; 2794 case MOUSE_X2: 2795 button_char = KE_X2MOUSE; 2796 goto button_set; 2797 case MOUSE_4: 2798 button_char = KE_MOUSEDOWN; 2799 goto button_set; 2800 case MOUSE_5: 2801 button_char = KE_MOUSEUP; 2802 goto button_set; 2803 case MOUSE_6: 2804 button_char = KE_MOUSELEFT; 2805 goto button_set; 2806 case MOUSE_7: 2807 button_char = KE_MOUSERIGHT; 2808button_set: 2809 { 2810 /* Don't put events in the input queue now. */ 2811 if (hold_gui_events) 2812 return; 2813 2814 string[3] = CSI; 2815 string[4] = KS_EXTRA; 2816 string[5] = (int)button_char; 2817 2818 /* Pass the pointer coordinates of the scroll event so that we 2819 * know which window to scroll. */ 2820 row = gui_xy2colrow(x, y, &col); 2821 string[6] = (char_u)(col / 128 + ' ' + 1); 2822 string[7] = (char_u)(col % 128 + ' ' + 1); 2823 string[8] = (char_u)(row / 128 + ' ' + 1); 2824 string[9] = (char_u)(row % 128 + ' ' + 1); 2825 2826 if (modifiers == 0) 2827 add_to_input_buf(string + 3, 7); 2828 else 2829 { 2830 string[0] = CSI; 2831 string[1] = KS_MODIFIER; 2832 string[2] = 0; 2833 if (modifiers & MOUSE_SHIFT) 2834 string[2] |= MOD_MASK_SHIFT; 2835 if (modifiers & MOUSE_CTRL) 2836 string[2] |= MOD_MASK_CTRL; 2837 if (modifiers & MOUSE_ALT) 2838 string[2] |= MOD_MASK_ALT; 2839 add_to_input_buf(string, 10); 2840 } 2841 return; 2842 } 2843 } 2844 2845#ifdef FEAT_CLIPBOARD 2846 /* If a clipboard selection is in progress, handle it */ 2847 if (clip_star.state == SELECT_IN_PROGRESS) 2848 { 2849 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); 2850 return; 2851 } 2852 2853 /* Determine which mouse settings to look for based on the current mode */ 2854 switch (get_real_state()) 2855 { 2856 case NORMAL_BUSY: 2857 case OP_PENDING: 2858 case NORMAL: checkfor = MOUSE_NORMAL; break; 2859 case VISUAL: checkfor = MOUSE_VISUAL; break; 2860 case SELECTMODE: checkfor = MOUSE_VISUAL; break; 2861 case REPLACE: 2862 case REPLACE+LANGMAP: 2863#ifdef FEAT_VREPLACE 2864 case VREPLACE: 2865 case VREPLACE+LANGMAP: 2866#endif 2867 case INSERT: 2868 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; 2869 case ASKMORE: 2870 case HITRETURN: /* At the more- and hit-enter prompt pass the 2871 mouse event for a click on or below the 2872 message line. */ 2873 if (Y_2_ROW(y) >= msg_row) 2874 checkfor = MOUSE_NORMAL; 2875 else 2876 checkfor = MOUSE_RETURN; 2877 break; 2878 2879 /* 2880 * On the command line, use the clipboard selection on all lines 2881 * but the command line. But not when pasting. 2882 */ 2883 case CMDLINE: 2884 case CMDLINE+LANGMAP: 2885 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) 2886 checkfor = MOUSE_NONE; 2887 else 2888 checkfor = MOUSE_COMMAND; 2889 break; 2890 2891 default: 2892 checkfor = MOUSE_NONE; 2893 break; 2894 }; 2895 2896 /* 2897 * Allow clipboard selection of text on the command line in "normal" 2898 * modes. Don't do this when dragging the status line, or extending a 2899 * Visual selection. 2900 */ 2901 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) 2902 && Y_2_ROW(y) >= topframe->fr_height 2903# ifdef FEAT_WINDOWS 2904 + firstwin->w_winrow 2905# endif 2906 && button != MOUSE_DRAG 2907# ifdef FEAT_MOUSESHAPE 2908 && !drag_status_line 2909# ifdef FEAT_VERTSPLIT 2910 && !drag_sep_line 2911# endif 2912# endif 2913 ) 2914 checkfor = MOUSE_NONE; 2915 2916 /* 2917 * Use modeless selection when holding CTRL and SHIFT pressed. 2918 */ 2919 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) 2920 checkfor = MOUSE_NONEF; 2921 2922 /* 2923 * In Ex mode, always use modeless selection. 2924 */ 2925 if (exmode_active) 2926 checkfor = MOUSE_NONE; 2927 2928 /* 2929 * If the mouse settings say to not use the mouse, use the modeless 2930 * selection. But if Visual is active, assume that only the Visual area 2931 * will be selected. 2932 * Exception: On the command line, both the selection is used and a mouse 2933 * key is send. 2934 */ 2935 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) 2936 { 2937#ifdef FEAT_VISUAL 2938 /* Don't do modeless selection in Visual mode. */ 2939 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) 2940 return; 2941#endif 2942 2943 /* 2944 * When 'mousemodel' is "popup", shift-left is translated to right. 2945 * But not when also using Ctrl. 2946 */ 2947 if (mouse_model_popup() && button == MOUSE_LEFT 2948 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) 2949 { 2950 button = MOUSE_RIGHT; 2951 modifiers &= ~ MOUSE_SHIFT; 2952 } 2953 2954 /* If the selection is done, allow the right button to extend it. 2955 * If the selection is cleared, allow the right button to start it 2956 * from the cursor position. */ 2957 if (button == MOUSE_RIGHT) 2958 { 2959 if (clip_star.state == SELECT_CLEARED) 2960 { 2961 if (State & CMDLINE) 2962 { 2963 col = msg_col; 2964 row = msg_row; 2965 } 2966 else 2967 { 2968 col = curwin->w_wcol; 2969 row = curwin->w_wrow + W_WINROW(curwin); 2970 } 2971 clip_start_selection(col, row, FALSE); 2972 } 2973 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), 2974 repeated_click); 2975 did_clip = TRUE; 2976 } 2977 /* Allow the left button to start the selection */ 2978 else if (button == 2979# ifdef RISCOS 2980 /* Only start a drag on a drag event. Otherwise 2981 * we don't get a release event. */ 2982 MOUSE_DRAG 2983# else 2984 MOUSE_LEFT 2985# endif 2986 ) 2987 { 2988 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); 2989 did_clip = TRUE; 2990 } 2991# ifdef RISCOS 2992 else if (button == MOUSE_LEFT) 2993 { 2994 clip_clear_selection(); 2995 did_clip = TRUE; 2996 } 2997# endif 2998 2999 /* Always allow pasting */ 3000 if (button != MOUSE_MIDDLE) 3001 { 3002 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) 3003 return; 3004 if (checkfor != MOUSE_COMMAND) 3005 button = MOUSE_LEFT; 3006 } 3007 repeated_click = FALSE; 3008 } 3009 3010 if (clip_star.state != SELECT_CLEARED && !did_clip) 3011 clip_clear_selection(); 3012#endif 3013 3014 /* Don't put events in the input queue now. */ 3015 if (hold_gui_events) 3016 return; 3017 3018 row = gui_xy2colrow(x, y, &col); 3019 3020 /* 3021 * If we are dragging and the mouse hasn't moved far enough to be on a 3022 * different character, then don't send an event to vim. 3023 */ 3024 if (button == MOUSE_DRAG) 3025 { 3026 if (row == prev_row && col == prev_col) 3027 return; 3028 /* Dragging above the window, set "row" to -1 to cause a scroll. */ 3029 if (y < 0) 3030 row = -1; 3031 } 3032 3033 /* 3034 * If topline has changed (window scrolled) since the last click, reset 3035 * repeated_click, because we don't want starting Visual mode when 3036 * clicking on a different character in the text. 3037 */ 3038 if (curwin->w_topline != gui_prev_topline 3039#ifdef FEAT_DIFF 3040 || curwin->w_topfill != gui_prev_topfill 3041#endif 3042 ) 3043 repeated_click = FALSE; 3044 3045 string[0] = CSI; /* this sequence is recognized by check_termcode() */ 3046 string[1] = KS_MOUSE; 3047 string[2] = KE_FILLER; 3048 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) 3049 { 3050 if (repeated_click) 3051 { 3052 /* 3053 * Handle multiple clicks. They only count if the mouse is still 3054 * pointing at the same character. 3055 */ 3056 if (button != prev_button || row != prev_row || col != prev_col) 3057 num_clicks = 1; 3058 else if (++num_clicks > 4) 3059 num_clicks = 1; 3060 } 3061 else 3062 num_clicks = 1; 3063 prev_button = button; 3064 gui_prev_topline = curwin->w_topline; 3065#ifdef FEAT_DIFF 3066 gui_prev_topfill = curwin->w_topfill; 3067#endif 3068 3069 string[3] = (char_u)(button | 0x20); 3070 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); 3071 } 3072 else 3073 string[3] = (char_u)button; 3074 3075 string[3] |= modifiers; 3076 fill_mouse_coord(string + 4, col, row); 3077 add_to_input_buf(string, 8); 3078 3079 if (row < 0) 3080 prev_row = 0; 3081 else 3082 prev_row = row; 3083 prev_col = col; 3084 3085 /* 3086 * We need to make sure this is cleared since Athena doesn't tell us when 3087 * he is done dragging. Neither does GTK+ 2 -- at least for now. 3088 */ 3089#if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 3090 gui.dragged_sb = SBAR_NONE; 3091#endif 3092} 3093 3094/* 3095 * Convert x and y coordinate to column and row in text window. 3096 * Corrects for multi-byte character. 3097 * returns column in "*colp" and row as return value; 3098 */ 3099 int 3100gui_xy2colrow(x, y, colp) 3101 int x; 3102 int y; 3103 int *colp; 3104{ 3105 int col = check_col(X_2_COL(x)); 3106 int row = check_row(Y_2_ROW(y)); 3107 3108#ifdef FEAT_MBYTE 3109 *colp = mb_fix_col(col, row); 3110#else 3111 *colp = col; 3112#endif 3113 return row; 3114} 3115 3116#if defined(FEAT_MENU) || defined(PROTO) 3117/* 3118 * Callback function for when a menu entry has been selected. 3119 */ 3120 void 3121gui_menu_cb(menu) 3122 vimmenu_T *menu; 3123{ 3124 char_u bytes[sizeof(long_u)]; 3125 3126 /* Don't put events in the input queue now. */ 3127 if (hold_gui_events) 3128 return; 3129 3130 bytes[0] = CSI; 3131 bytes[1] = KS_MENU; 3132 bytes[2] = KE_FILLER; 3133 add_to_input_buf(bytes, 3); 3134 add_long_to_buf((long_u)menu, bytes); 3135 add_to_input_buf_csi(bytes, sizeof(long_u)); 3136} 3137#endif 3138 3139static int prev_which_scrollbars[3]; 3140 3141/* 3142 * Set which components are present. 3143 * If "oldval" is not NULL, "oldval" is the previous value, the new value is 3144 * in p_go. 3145 */ 3146 void 3147gui_init_which_components(oldval) 3148 char_u *oldval UNUSED; 3149{ 3150#ifdef FEAT_MENU 3151 static int prev_menu_is_active = -1; 3152#endif 3153#ifdef FEAT_TOOLBAR 3154 static int prev_toolbar = -1; 3155 int using_toolbar = FALSE; 3156#endif 3157#ifdef FEAT_GUI_TABLINE 3158 int using_tabline; 3159#endif 3160#ifdef FEAT_FOOTER 3161 static int prev_footer = -1; 3162 int using_footer = FALSE; 3163#endif 3164#if defined(FEAT_MENU) && !defined(WIN16) 3165 static int prev_tearoff = -1; 3166 int using_tearoff = FALSE; 3167#endif 3168 3169 char_u *p; 3170 int i; 3171#ifdef FEAT_MENU 3172 int grey_old, grey_new; 3173 char_u *temp; 3174#endif 3175 win_T *wp; 3176 int need_set_size; 3177 int fix_size; 3178 3179#ifdef FEAT_MENU 3180 if (oldval != NULL && gui.in_use) 3181 { 3182 /* 3183 * Check if the menu's go from grey to non-grey or vise versa. 3184 */ 3185 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); 3186 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); 3187 if (grey_old != grey_new) 3188 { 3189 temp = p_go; 3190 p_go = oldval; 3191 gui_update_menus(MENU_ALL_MODES); 3192 p_go = temp; 3193 } 3194 } 3195 gui.menu_is_active = FALSE; 3196#endif 3197 3198 for (i = 0; i < 3; i++) 3199 gui.which_scrollbars[i] = FALSE; 3200 for (p = p_go; *p; p++) 3201 switch (*p) 3202 { 3203 case GO_LEFT: 3204 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3205 break; 3206 case GO_RIGHT: 3207 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3208 break; 3209#ifdef FEAT_VERTSPLIT 3210 case GO_VLEFT: 3211 if (win_hasvertsplit()) 3212 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3213 break; 3214 case GO_VRIGHT: 3215 if (win_hasvertsplit()) 3216 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3217 break; 3218#endif 3219 case GO_BOT: 3220 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; 3221 break; 3222#ifdef FEAT_MENU 3223 case GO_MENUS: 3224 gui.menu_is_active = TRUE; 3225 break; 3226#endif 3227 case GO_GREY: 3228 /* make menu's have grey items, ignored here */ 3229 break; 3230#ifdef FEAT_TOOLBAR 3231 case GO_TOOLBAR: 3232 using_toolbar = TRUE; 3233 break; 3234#endif 3235#ifdef FEAT_FOOTER 3236 case GO_FOOTER: 3237 using_footer = TRUE; 3238 break; 3239#endif 3240 case GO_TEAROFF: 3241#if defined(FEAT_MENU) && !defined(WIN16) 3242 using_tearoff = TRUE; 3243#endif 3244 break; 3245 default: 3246 /* Ignore options that are not supported */ 3247 break; 3248 } 3249 3250 if (gui.in_use) 3251 { 3252 need_set_size = 0; 3253 fix_size = FALSE; 3254 3255#ifdef FEAT_GUI_TABLINE 3256 /* Update the GUI tab line, it may appear or disappear. This may 3257 * cause the non-GUI tab line to disappear or appear. */ 3258 using_tabline = gui_has_tabline(); 3259 if (!gui_mch_showing_tabline() != !using_tabline) 3260 { 3261 /* We don't want a resize event change "Rows" here, save and 3262 * restore it. Resizing is handled below. */ 3263 i = Rows; 3264 gui_update_tabline(); 3265 Rows = i; 3266 need_set_size |= RESIZE_VERT; 3267 if (using_tabline) 3268 fix_size = TRUE; 3269 if (!gui_use_tabline()) 3270 redraw_tabline = TRUE; /* may draw non-GUI tab line */ 3271 } 3272#endif 3273 3274 for (i = 0; i < 3; i++) 3275 { 3276 /* The scrollbar needs to be updated when it is shown/unshown and 3277 * when switching tab pages. But the size only changes when it's 3278 * shown/unshown. Thus we need two places to remember whether a 3279 * scrollbar is there or not. */ 3280 if (gui.which_scrollbars[i] != prev_which_scrollbars[i] 3281#ifdef FEAT_WINDOWS 3282 || gui.which_scrollbars[i] 3283 != curtab->tp_prev_which_scrollbars[i] 3284#endif 3285 ) 3286 { 3287 if (i == SBAR_BOTTOM) 3288 gui_mch_enable_scrollbar(&gui.bottom_sbar, 3289 gui.which_scrollbars[i]); 3290 else 3291 { 3292 FOR_ALL_WINDOWS(wp) 3293 { 3294 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); 3295 } 3296 } 3297 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) 3298 { 3299 if (i == SBAR_BOTTOM) 3300 need_set_size |= RESIZE_VERT; 3301 else 3302 need_set_size |= RESIZE_HOR; 3303 if (gui.which_scrollbars[i]) 3304 fix_size = TRUE; 3305 } 3306 } 3307#ifdef FEAT_WINDOWS 3308 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3309#endif 3310 prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3311 } 3312 3313#ifdef FEAT_MENU 3314 if (gui.menu_is_active != prev_menu_is_active) 3315 { 3316 /* We don't want a resize event change "Rows" here, save and 3317 * restore it. Resizing is handled below. */ 3318 i = Rows; 3319 gui_mch_enable_menu(gui.menu_is_active); 3320 Rows = i; 3321 prev_menu_is_active = gui.menu_is_active; 3322 need_set_size |= RESIZE_VERT; 3323 if (gui.menu_is_active) 3324 fix_size = TRUE; 3325 } 3326#endif 3327 3328#ifdef FEAT_TOOLBAR 3329 if (using_toolbar != prev_toolbar) 3330 { 3331 gui_mch_show_toolbar(using_toolbar); 3332 prev_toolbar = using_toolbar; 3333 need_set_size |= RESIZE_VERT; 3334 if (using_toolbar) 3335 fix_size = TRUE; 3336 } 3337#endif 3338#ifdef FEAT_FOOTER 3339 if (using_footer != prev_footer) 3340 { 3341 gui_mch_enable_footer(using_footer); 3342 prev_footer = using_footer; 3343 need_set_size |= RESIZE_VERT; 3344 if (using_footer) 3345 fix_size = TRUE; 3346 } 3347#endif 3348#if defined(FEAT_MENU) && !defined(WIN16) && !(defined(WIN3264) && !defined(FEAT_TEAROFF)) 3349 if (using_tearoff != prev_tearoff) 3350 { 3351 gui_mch_toggle_tearoffs(using_tearoff); 3352 prev_tearoff = using_tearoff; 3353 } 3354#endif 3355 if (need_set_size != 0) 3356 { 3357#ifdef FEAT_GUI_GTK 3358 long prev_Columns = Columns; 3359 long prev_Rows = Rows; 3360#endif 3361 /* Adjust the size of the window to make the text area keep the 3362 * same size and to avoid that part of our window is off-screen 3363 * and a scrollbar can't be used, for example. */ 3364 gui_set_shellsize(FALSE, fix_size, need_set_size); 3365 3366#ifdef FEAT_GUI_GTK 3367 /* GTK has the annoying habit of sending us resize events when 3368 * changing the window size ourselves. This mostly happens when 3369 * waiting for a character to arrive, quite unpredictably, and may 3370 * change Columns and Rows when we don't want it. Wait for a 3371 * character here to avoid this effect. 3372 * If you remove this, please test this command for resizing 3373 * effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". 3374 * Don't do this while starting up though. 3375 * Don't change Rows when adding menu/toolbar/tabline. 3376 * Don't change Columns when adding vertical toolbar. */ 3377 if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR)) 3378 (void)char_avail(); 3379 if ((need_set_size & RESIZE_VERT) == 0) 3380 Rows = prev_Rows; 3381 if ((need_set_size & RESIZE_HOR) == 0) 3382 Columns = prev_Columns; 3383#endif 3384 } 3385#ifdef FEAT_WINDOWS 3386 /* When the console tabline appears or disappears the window positions 3387 * change. */ 3388 if (firstwin->w_winrow != tabline_height()) 3389 shell_new_rows(); /* recompute window positions and heights */ 3390#endif 3391 } 3392} 3393 3394#if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3395/* 3396 * Return TRUE if the GUI is taking care of the tabline. 3397 * It may still be hidden if 'showtabline' is zero. 3398 */ 3399 int 3400gui_use_tabline() 3401{ 3402 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; 3403} 3404 3405/* 3406 * Return TRUE if the GUI is showing the tabline. 3407 * This uses 'showtabline'. 3408 */ 3409 static int 3410gui_has_tabline() 3411{ 3412 if (!gui_use_tabline() 3413 || p_stal == 0 3414 || (p_stal == 1 && first_tabpage->tp_next == NULL)) 3415 return FALSE; 3416 return TRUE; 3417} 3418 3419/* 3420 * Update the tabline. 3421 * This may display/undisplay the tabline and update the labels. 3422 */ 3423 void 3424gui_update_tabline() 3425{ 3426 int showit = gui_has_tabline(); 3427 int shown = gui_mch_showing_tabline(); 3428 3429 if (!gui.starting && starting == 0) 3430 { 3431 /* Updating the tabline uses direct GUI commands, flush 3432 * outstanding instructions first. (esp. clear screen) */ 3433 out_flush(); 3434 gui_mch_flush(); 3435 3436 if (!showit != !shown) 3437 gui_mch_show_tabline(showit); 3438 if (showit != 0) 3439 gui_mch_update_tabline(); 3440 3441 /* When the tabs change from hidden to shown or from shown to 3442 * hidden the size of the text area should remain the same. */ 3443 if (!showit != !shown) 3444 gui_set_shellsize(FALSE, showit, RESIZE_VERT); 3445 } 3446} 3447 3448/* 3449 * Get the label or tooltip for tab page "tp" into NameBuff[]. 3450 */ 3451 void 3452get_tabline_label(tp, tooltip) 3453 tabpage_T *tp; 3454 int tooltip; /* TRUE: get tooltip */ 3455{ 3456 int modified = FALSE; 3457 char_u buf[40]; 3458 int wincount; 3459 win_T *wp; 3460 char_u **opt; 3461 3462 /* Use 'guitablabel' or 'guitabtooltip' if it's set. */ 3463 opt = (tooltip ? &p_gtt : &p_gtl); 3464 if (**opt != NUL) 3465 { 3466 int use_sandbox = FALSE; 3467 int save_called_emsg = called_emsg; 3468 char_u res[MAXPATHL]; 3469 tabpage_T *save_curtab; 3470 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" 3471 : "guitablabel"); 3472 3473 called_emsg = FALSE; 3474 3475 printer_page_num = tabpage_index(tp); 3476# ifdef FEAT_EVAL 3477 set_vim_var_nr(VV_LNUM, printer_page_num); 3478 use_sandbox = was_set_insecurely(opt_name, 0); 3479# endif 3480 /* It's almost as going to the tabpage, but without autocommands. */ 3481 curtab->tp_firstwin = firstwin; 3482 curtab->tp_lastwin = lastwin; 3483 curtab->tp_curwin = curwin; 3484 save_curtab = curtab; 3485 curtab = tp; 3486 topframe = curtab->tp_topframe; 3487 firstwin = curtab->tp_firstwin; 3488 lastwin = curtab->tp_lastwin; 3489 curwin = curtab->tp_curwin; 3490 curbuf = curwin->w_buffer; 3491 3492 /* Can't use NameBuff directly, build_stl_str_hl() uses it. */ 3493 build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox, 3494 0, (int)Columns, NULL, NULL); 3495 STRCPY(NameBuff, res); 3496 3497 /* Back to the original curtab. */ 3498 curtab = save_curtab; 3499 topframe = curtab->tp_topframe; 3500 firstwin = curtab->tp_firstwin; 3501 lastwin = curtab->tp_lastwin; 3502 curwin = curtab->tp_curwin; 3503 curbuf = curwin->w_buffer; 3504 3505 if (called_emsg) 3506 set_string_option_direct(opt_name, -1, 3507 (char_u *)"", OPT_FREE, SID_ERROR); 3508 called_emsg |= save_called_emsg; 3509 } 3510 3511 /* If 'guitablabel'/'guitabtooltip' is not set or the result is empty then 3512 * use a default label. */ 3513 if (**opt == NUL || *NameBuff == NUL) 3514 { 3515 /* Get the buffer name into NameBuff[] and shorten it. */ 3516 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); 3517 if (!tooltip) 3518 shorten_dir(NameBuff); 3519 3520 wp = (tp == curtab) ? firstwin : tp->tp_firstwin; 3521 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) 3522 if (bufIsChanged(wp->w_buffer)) 3523 modified = TRUE; 3524 if (modified || wincount > 1) 3525 { 3526 if (wincount > 1) 3527 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); 3528 else 3529 buf[0] = NUL; 3530 if (modified) 3531 STRCAT(buf, "+"); 3532 STRCAT(buf, " "); 3533 STRMOVE(NameBuff + STRLEN(buf), NameBuff); 3534 mch_memmove(NameBuff, buf, STRLEN(buf)); 3535 } 3536 } 3537} 3538 3539/* 3540 * Send the event for clicking to select tab page "nr". 3541 * Returns TRUE if it was done, FALSE when skipped because we are already at 3542 * that tab page or the cmdline window is open. 3543 */ 3544 int 3545send_tabline_event(nr) 3546 int nr; 3547{ 3548 char_u string[3]; 3549 3550 if (nr == tabpage_index(curtab)) 3551 return FALSE; 3552 3553 /* Don't put events in the input queue now. */ 3554 if (hold_gui_events 3555# ifdef FEAT_CMDWIN 3556 || cmdwin_type != 0 3557# endif 3558 ) 3559 { 3560 /* Set it back to the current tab page. */ 3561 gui_mch_set_curtab(tabpage_index(curtab)); 3562 return FALSE; 3563 } 3564 3565 string[0] = CSI; 3566 string[1] = KS_TABLINE; 3567 string[2] = KE_FILLER; 3568 add_to_input_buf(string, 3); 3569 string[0] = nr; 3570 add_to_input_buf_csi(string, 1); 3571 return TRUE; 3572} 3573 3574/* 3575 * Send a tabline menu event 3576 */ 3577 void 3578send_tabline_menu_event(tabidx, event) 3579 int tabidx; 3580 int event; 3581{ 3582 char_u string[3]; 3583 3584 /* Don't put events in the input queue now. */ 3585 if (hold_gui_events) 3586 return; 3587 3588 string[0] = CSI; 3589 string[1] = KS_TABMENU; 3590 string[2] = KE_FILLER; 3591 add_to_input_buf(string, 3); 3592 string[0] = tabidx; 3593 string[1] = (char_u)(long)event; 3594 add_to_input_buf_csi(string, 2); 3595} 3596 3597#endif 3598 3599/* 3600 * Scrollbar stuff: 3601 */ 3602 3603#if defined(FEAT_WINDOWS) || defined(PROTO) 3604/* 3605 * Remove all scrollbars. Used before switching to another tab page. 3606 */ 3607 void 3608gui_remove_scrollbars() 3609{ 3610 int i; 3611 win_T *wp; 3612 3613 for (i = 0; i < 3; i++) 3614 { 3615 if (i == SBAR_BOTTOM) 3616 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); 3617 else 3618 { 3619 FOR_ALL_WINDOWS(wp) 3620 { 3621 gui_do_scrollbar(wp, i, FALSE); 3622 } 3623 } 3624 curtab->tp_prev_which_scrollbars[i] = -1; 3625 } 3626} 3627#endif 3628 3629 void 3630gui_create_scrollbar(sb, type, wp) 3631 scrollbar_T *sb; 3632 int type; 3633 win_T *wp; 3634{ 3635 static int sbar_ident = 0; 3636 3637 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */ 3638 sb->wp = wp; 3639 sb->type = type; 3640 sb->value = 0; 3641#ifdef FEAT_GUI_ATHENA 3642 sb->pixval = 0; 3643#endif 3644 sb->size = 1; 3645 sb->max = 1; 3646 sb->top = 0; 3647 sb->height = 0; 3648#ifdef FEAT_VERTSPLIT 3649 sb->width = 0; 3650#endif 3651 sb->status_height = 0; 3652 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); 3653} 3654 3655/* 3656 * Find the scrollbar with the given index. 3657 */ 3658 scrollbar_T * 3659gui_find_scrollbar(ident) 3660 long ident; 3661{ 3662 win_T *wp; 3663 3664 if (gui.bottom_sbar.ident == ident) 3665 return &gui.bottom_sbar; 3666 FOR_ALL_WINDOWS(wp) 3667 { 3668 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) 3669 return &wp->w_scrollbars[SBAR_LEFT]; 3670 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) 3671 return &wp->w_scrollbars[SBAR_RIGHT]; 3672 } 3673 return NULL; 3674} 3675 3676/* 3677 * For most systems: Put a code in the input buffer for a dragged scrollbar. 3678 * 3679 * For Win32, Macintosh and GTK+ 2: 3680 * Scrollbars seem to grab focus and vim doesn't read the input queue until 3681 * you stop dragging the scrollbar. We get here each time the scrollbar is 3682 * dragged another pixel, but as far as the rest of vim goes, it thinks 3683 * we're just hanging in the call to DispatchMessage() in 3684 * process_message(). The DispatchMessage() call that hangs was passed a 3685 * mouse button click event in the scrollbar window. -- webb. 3686 * 3687 * Solution: Do the scrolling right here. But only when allowed. 3688 * Ignore the scrollbars while executing an external command or when there 3689 * are still characters to be processed. 3690 */ 3691 void 3692gui_drag_scrollbar(sb, value, still_dragging) 3693 scrollbar_T *sb; 3694 long value; 3695 int still_dragging; 3696{ 3697#ifdef FEAT_WINDOWS 3698 win_T *wp; 3699#endif 3700 int sb_num; 3701#ifdef USE_ON_FLY_SCROLL 3702 colnr_T old_leftcol = curwin->w_leftcol; 3703# ifdef FEAT_SCROLLBIND 3704 linenr_T old_topline = curwin->w_topline; 3705# endif 3706# ifdef FEAT_DIFF 3707 int old_topfill = curwin->w_topfill; 3708# endif 3709#else 3710 char_u bytes[sizeof(long_u)]; 3711 int byte_count; 3712#endif 3713 3714 if (sb == NULL) 3715 return; 3716 3717 /* Don't put events in the input queue now. */ 3718 if (hold_gui_events) 3719 return; 3720 3721#ifdef FEAT_CMDWIN 3722 if (cmdwin_type != 0 && sb->wp != curwin) 3723 return; 3724#endif 3725 3726 if (still_dragging) 3727 { 3728 if (sb->wp == NULL) 3729 gui.dragged_sb = SBAR_BOTTOM; 3730 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) 3731 gui.dragged_sb = SBAR_LEFT; 3732 else 3733 gui.dragged_sb = SBAR_RIGHT; 3734 gui.dragged_wp = sb->wp; 3735 } 3736 else 3737 { 3738 gui.dragged_sb = SBAR_NONE; 3739#ifdef FEAT_GUI_GTK 3740 /* Keep the "dragged_wp" value until after the scrolling, for when the 3741 * moust button is released. GTK2 doesn't send the button-up event. */ 3742 gui.dragged_wp = NULL; 3743#endif 3744 } 3745 3746 /* Vertical sbar info is kept in the first sbar (the left one) */ 3747 if (sb->wp != NULL) 3748 sb = &sb->wp->w_scrollbars[0]; 3749 3750 /* 3751 * Check validity of value 3752 */ 3753 if (value < 0) 3754 value = 0; 3755#ifdef SCROLL_PAST_END 3756 else if (value > sb->max) 3757 value = sb->max; 3758#else 3759 if (value > sb->max - sb->size + 1) 3760 value = sb->max - sb->size + 1; 3761#endif 3762 3763 sb->value = value; 3764 3765#ifdef USE_ON_FLY_SCROLL 3766 /* When not allowed to do the scrolling right now, return. 3767 * This also checked input_available(), but that causes the first click in 3768 * a scrollbar to be ignored when Vim doesn't have focus. */ 3769 if (dont_scroll) 3770 return; 3771#endif 3772#ifdef FEAT_INS_EXPAND 3773 /* Disallow scrolling the current window when the completion popup menu is 3774 * visible. */ 3775 if ((sb->wp == NULL || sb->wp == curwin) && pum_visible()) 3776 return; 3777#endif 3778 3779#ifdef FEAT_RIGHTLEFT 3780 if (sb->wp == NULL && curwin->w_p_rl) 3781 { 3782 value = sb->max + 1 - sb->size - value; 3783 if (value < 0) 3784 value = 0; 3785 } 3786#endif 3787 3788 if (sb->wp != NULL) /* vertical scrollbar */ 3789 { 3790 sb_num = 0; 3791#ifdef FEAT_WINDOWS 3792 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) 3793 sb_num++; 3794 if (wp == NULL) 3795 return; 3796#else 3797 if (sb->wp != curwin) 3798 return; 3799#endif 3800 3801#ifdef USE_ON_FLY_SCROLL 3802 current_scrollbar = sb_num; 3803 scrollbar_value = value; 3804 if (State & NORMAL) 3805 { 3806 gui_do_scroll(); 3807 setcursor(); 3808 } 3809 else if (State & INSERT) 3810 { 3811 ins_scroll(); 3812 setcursor(); 3813 } 3814 else if (State & CMDLINE) 3815 { 3816 if (msg_scrolled == 0) 3817 { 3818 gui_do_scroll(); 3819 redrawcmdline(); 3820 } 3821 } 3822# ifdef FEAT_FOLDING 3823 /* Value may have been changed for closed fold. */ 3824 sb->value = sb->wp->w_topline - 1; 3825# endif 3826 3827 /* When dragging one scrollbar and there is another one at the other 3828 * side move the thumb of that one too. */ 3829 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) 3830 gui_mch_set_scrollbar_thumb( 3831 &sb->wp->w_scrollbars[ 3832 sb == &sb->wp->w_scrollbars[SBAR_RIGHT] 3833 ? SBAR_LEFT : SBAR_RIGHT], 3834 sb->value, sb->size, sb->max); 3835 3836#else 3837 bytes[0] = CSI; 3838 bytes[1] = KS_VER_SCROLLBAR; 3839 bytes[2] = KE_FILLER; 3840 bytes[3] = (char_u)sb_num; 3841 byte_count = 4; 3842#endif 3843 } 3844 else 3845 { 3846#ifdef USE_ON_FLY_SCROLL 3847 scrollbar_value = value; 3848 3849 if (State & NORMAL) 3850 gui_do_horiz_scroll(scrollbar_value, FALSE); 3851 else if (State & INSERT) 3852 ins_horscroll(); 3853 else if (State & CMDLINE) 3854 { 3855 if (msg_scrolled == 0) 3856 { 3857 gui_do_horiz_scroll(scrollbar_value, FALSE); 3858 redrawcmdline(); 3859 } 3860 } 3861 if (old_leftcol != curwin->w_leftcol) 3862 { 3863 updateWindow(curwin); /* update window, status and cmdline */ 3864 setcursor(); 3865 } 3866#else 3867 bytes[0] = CSI; 3868 bytes[1] = KS_HOR_SCROLLBAR; 3869 bytes[2] = KE_FILLER; 3870 byte_count = 3; 3871#endif 3872 } 3873 3874#ifdef USE_ON_FLY_SCROLL 3875# ifdef FEAT_SCROLLBIND 3876 /* 3877 * synchronize other windows, as necessary according to 'scrollbind' 3878 */ 3879 if (curwin->w_p_scb 3880 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) 3881 || (sb->wp == curwin && (curwin->w_topline != old_topline 3882# ifdef FEAT_DIFF 3883 || curwin->w_topfill != old_topfill 3884# endif 3885 )))) 3886 { 3887 do_check_scrollbind(TRUE); 3888 /* need to update the window right here */ 3889 for (wp = firstwin; wp != NULL; wp = wp->w_next) 3890 if (wp->w_redr_type > 0) 3891 updateWindow(wp); 3892 setcursor(); 3893 } 3894# endif 3895 out_flush(); 3896 gui_update_cursor(FALSE, TRUE); 3897#else 3898 add_to_input_buf(bytes, byte_count); 3899 add_long_to_buf((long_u)value, bytes); 3900 add_to_input_buf_csi(bytes, sizeof(long_u)); 3901#endif 3902} 3903 3904/* 3905 * Scrollbar stuff: 3906 */ 3907 3908#if defined(FEAT_AUTOCMD) || defined(FEAT_WINDOWS) || defined(PROTO) 3909/* 3910 * Called when something in the window layout has changed. 3911 */ 3912 void 3913gui_may_update_scrollbars() 3914{ 3915 if (gui.in_use && starting == 0) 3916 { 3917 out_flush(); 3918 gui_init_which_components(NULL); 3919 gui_update_scrollbars(TRUE); 3920 } 3921 need_mouse_correct = TRUE; 3922} 3923#endif 3924 3925 void 3926gui_update_scrollbars(force) 3927 int force; /* Force all scrollbars to get updated */ 3928{ 3929 win_T *wp; 3930 scrollbar_T *sb; 3931 long val, size, max; /* need 32 bits here */ 3932 int which_sb; 3933 int h, y; 3934#ifdef FEAT_VERTSPLIT 3935 static win_T *prev_curwin = NULL; 3936#endif 3937 3938 /* Update the horizontal scrollbar */ 3939 gui_update_horiz_scrollbar(force); 3940 3941#ifndef WIN3264 3942 /* Return straight away if there is neither a left nor right scrollbar. 3943 * On MS-Windows this is required anyway for scrollwheel messages. */ 3944 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) 3945 return; 3946#endif 3947 3948 /* 3949 * Don't want to update a scrollbar while we're dragging it. But if we 3950 * have both a left and right scrollbar, and we drag one of them, we still 3951 * need to update the other one. 3952 */ 3953 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) 3954 && gui.which_scrollbars[SBAR_LEFT] 3955 && gui.which_scrollbars[SBAR_RIGHT]) 3956 { 3957 /* 3958 * If we have two scrollbars and one of them is being dragged, just 3959 * copy the scrollbar position from the dragged one to the other one. 3960 */ 3961 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; 3962 if (gui.dragged_wp != NULL) 3963 gui_mch_set_scrollbar_thumb( 3964 &gui.dragged_wp->w_scrollbars[which_sb], 3965 gui.dragged_wp->w_scrollbars[0].value, 3966 gui.dragged_wp->w_scrollbars[0].size, 3967 gui.dragged_wp->w_scrollbars[0].max); 3968 } 3969 3970 /* avoid that moving components around generates events */ 3971 ++hold_gui_events; 3972 3973 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp)) 3974 { 3975 if (wp->w_buffer == NULL) /* just in case */ 3976 continue; 3977 /* Skip a scrollbar that is being dragged. */ 3978 if (!force && (gui.dragged_sb == SBAR_LEFT 3979 || gui.dragged_sb == SBAR_RIGHT) 3980 && gui.dragged_wp == wp) 3981 continue; 3982 3983#ifdef SCROLL_PAST_END 3984 max = wp->w_buffer->b_ml.ml_line_count - 1; 3985#else 3986 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; 3987#endif 3988 if (max < 0) /* empty buffer */ 3989 max = 0; 3990 val = wp->w_topline - 1; 3991 size = wp->w_height; 3992#ifdef SCROLL_PAST_END 3993 if (val > max) /* just in case */ 3994 val = max; 3995#else 3996 if (size > max + 1) /* just in case */ 3997 size = max + 1; 3998 if (val > max - size + 1) 3999 val = max - size + 1; 4000#endif 4001 if (val < 0) /* minimal value is 0 */ 4002 val = 0; 4003 4004 /* 4005 * Scrollbar at index 0 (the left one) contains all the information. 4006 * It would be the same info for left and right so we just store it for 4007 * one of them. 4008 */ 4009 sb = &wp->w_scrollbars[0]; 4010 4011 /* 4012 * Note: no check for valid w_botline. If it's not valid the 4013 * scrollbars will be updated later anyway. 4014 */ 4015 if (size < 1 || wp->w_botline - 2 > max) 4016 { 4017 /* 4018 * This can happen during changing files. Just don't update the 4019 * scrollbar for now. 4020 */ 4021 sb->height = 0; /* Force update next time */ 4022 if (gui.which_scrollbars[SBAR_LEFT]) 4023 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); 4024 if (gui.which_scrollbars[SBAR_RIGHT]) 4025 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); 4026 continue; 4027 } 4028 if (force || sb->height != wp->w_height 4029#ifdef FEAT_WINDOWS 4030 || sb->top != wp->w_winrow 4031 || sb->status_height != wp->w_status_height 4032# ifdef FEAT_VERTSPLIT 4033 || sb->width != wp->w_width 4034 || prev_curwin != curwin 4035# endif 4036#endif 4037 ) 4038 { 4039 /* Height, width or position of scrollbar has changed. For 4040 * vertical split: curwin changed. */ 4041 sb->height = wp->w_height; 4042#ifdef FEAT_WINDOWS 4043 sb->top = wp->w_winrow; 4044 sb->status_height = wp->w_status_height; 4045# ifdef FEAT_VERTSPLIT 4046 sb->width = wp->w_width; 4047# endif 4048#endif 4049 4050 /* Calculate height and position in pixels */ 4051 h = (sb->height + sb->status_height) * gui.char_height; 4052 y = sb->top * gui.char_height + gui.border_offset; 4053#if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) 4054 if (gui.menu_is_active) 4055 y += gui.menu_height; 4056#endif 4057 4058#if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA)) 4059 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 4060# ifdef FEAT_GUI_ATHENA 4061 y += gui.toolbar_height; 4062# else 4063# ifdef FEAT_GUI_MSWIN 4064 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 4065# endif 4066# endif 4067#endif 4068 4069#if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) 4070 if (gui_has_tabline()) 4071 y += gui.tabline_height; 4072#endif 4073 4074#ifdef FEAT_WINDOWS 4075 if (wp->w_winrow == 0) 4076#endif 4077 { 4078 /* Height of top scrollbar includes width of top border */ 4079 h += gui.border_offset; 4080 y -= gui.border_offset; 4081 } 4082 if (gui.which_scrollbars[SBAR_LEFT]) 4083 { 4084 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], 4085 gui.left_sbar_x, y, 4086 gui.scrollbar_width, h); 4087 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); 4088 } 4089 if (gui.which_scrollbars[SBAR_RIGHT]) 4090 { 4091 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], 4092 gui.right_sbar_x, y, 4093 gui.scrollbar_width, h); 4094 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); 4095 } 4096 } 4097 4098 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by 4099 * checking if the thumb moved at least a pixel. Only do this for 4100 * Athena, most other GUIs require the update anyway to make the 4101 * arrows work. */ 4102#ifdef FEAT_GUI_ATHENA 4103 if (max == 0) 4104 y = 0; 4105 else 4106 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; 4107 if (force || sb->pixval != y || sb->size != size || sb->max != max) 4108#else 4109 if (force || sb->value != val || sb->size != size || sb->max != max) 4110#endif 4111 { 4112 /* Thumb of scrollbar has moved */ 4113 sb->value = val; 4114#ifdef FEAT_GUI_ATHENA 4115 sb->pixval = y; 4116#endif 4117 sb->size = size; 4118 sb->max = max; 4119 if (gui.which_scrollbars[SBAR_LEFT] 4120 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) 4121 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], 4122 val, size, max); 4123 if (gui.which_scrollbars[SBAR_RIGHT] 4124 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) 4125 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], 4126 val, size, max); 4127 } 4128 } 4129#ifdef FEAT_VERTSPLIT 4130 prev_curwin = curwin; 4131#endif 4132 --hold_gui_events; 4133} 4134 4135/* 4136 * Enable or disable a scrollbar. 4137 * Check for scrollbars for vertically split windows which are not enabled 4138 * sometimes. 4139 */ 4140 static void 4141gui_do_scrollbar(wp, which, enable) 4142 win_T *wp; 4143 int which; /* SBAR_LEFT or SBAR_RIGHT */ 4144 int enable; /* TRUE to enable scrollbar */ 4145{ 4146#ifdef FEAT_VERTSPLIT 4147 int midcol = curwin->w_wincol + curwin->w_width / 2; 4148 int has_midcol = (wp->w_wincol <= midcol 4149 && wp->w_wincol + wp->w_width >= midcol); 4150 4151 /* Only enable scrollbars that contain the middle column of the current 4152 * window. */ 4153 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) 4154 { 4155 /* Scrollbars only on one side. Don't enable scrollbars that don't 4156 * contain the middle column of the current window. */ 4157 if (!has_midcol) 4158 enable = FALSE; 4159 } 4160 else 4161 { 4162 /* Scrollbars on both sides. Don't enable scrollbars that neither 4163 * contain the middle column of the current window nor are on the far 4164 * side. */ 4165 if (midcol > Columns / 2) 4166 { 4167 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) 4168 enable = FALSE; 4169 } 4170 else 4171 { 4172 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns 4173 : !has_midcol) 4174 enable = FALSE; 4175 } 4176 } 4177#endif 4178 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); 4179} 4180 4181/* 4182 * Scroll a window according to the values set in the globals current_scrollbar 4183 * and scrollbar_value. Return TRUE if the cursor in the current window moved 4184 * or FALSE otherwise. 4185 */ 4186 int 4187gui_do_scroll() 4188{ 4189 win_T *wp, *save_wp; 4190 int i; 4191 long nlines; 4192 pos_T old_cursor; 4193 linenr_T old_topline; 4194#ifdef FEAT_DIFF 4195 int old_topfill; 4196#endif 4197 4198 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4199 if (wp == NULL) 4200 break; 4201 if (wp == NULL) 4202 /* Couldn't find window */ 4203 return FALSE; 4204 4205 /* 4206 * Compute number of lines to scroll. If zero, nothing to do. 4207 */ 4208 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; 4209 if (nlines == 0) 4210 return FALSE; 4211 4212 save_wp = curwin; 4213 old_topline = wp->w_topline; 4214#ifdef FEAT_DIFF 4215 old_topfill = wp->w_topfill; 4216#endif 4217 old_cursor = wp->w_cursor; 4218 curwin = wp; 4219 curbuf = wp->w_buffer; 4220 if (nlines < 0) 4221 scrolldown(-nlines, gui.dragged_wp == NULL); 4222 else 4223 scrollup(nlines, gui.dragged_wp == NULL); 4224 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for 4225 * the mouse-up event already, but we still want it to behave like when 4226 * dragging. But not the next click in an arrow. */ 4227 if (gui.dragged_sb == SBAR_NONE) 4228 gui.dragged_wp = NULL; 4229 4230 if (old_topline != wp->w_topline 4231#ifdef FEAT_DIFF 4232 || old_topfill != wp->w_topfill 4233#endif 4234 ) 4235 { 4236 if (p_so != 0) 4237 { 4238 cursor_correct(); /* fix window for 'so' */ 4239 update_topline(); /* avoid up/down jump */ 4240 } 4241 if (old_cursor.lnum != wp->w_cursor.lnum) 4242 coladvance(wp->w_curswant); 4243#ifdef FEAT_SCROLLBIND 4244 wp->w_scbind_pos = wp->w_topline; 4245#endif 4246 } 4247 4248 /* Make sure wp->w_leftcol and wp->w_skipcol are correct. */ 4249 validate_cursor(); 4250 4251 curwin = save_wp; 4252 curbuf = save_wp->w_buffer; 4253 4254 /* 4255 * Don't call updateWindow() when nothing has changed (it will overwrite 4256 * the status line!). 4257 */ 4258 if (old_topline != wp->w_topline 4259 || wp->w_redr_type != 0 4260#ifdef FEAT_DIFF 4261 || old_topfill != wp->w_topfill 4262#endif 4263 ) 4264 { 4265 int type = VALID; 4266 4267#ifdef FEAT_INS_EXPAND 4268 if (pum_visible()) 4269 { 4270 type = NOT_VALID; 4271 wp->w_lines_valid = 0; 4272 } 4273#endif 4274 /* Don't set must_redraw here, it may cause the popup menu to 4275 * disappear when losing focus after a scrollbar drag. */ 4276 if (wp->w_redr_type < type) 4277 wp->w_redr_type = type; 4278 updateWindow(wp); /* update window, status line, and cmdline */ 4279 } 4280 4281#ifdef FEAT_INS_EXPAND 4282 /* May need to redraw the popup menu. */ 4283 if (pum_visible()) 4284 pum_redraw(); 4285#endif 4286 4287 return (wp == curwin && !equalpos(curwin->w_cursor, old_cursor)); 4288} 4289 4290 4291/* 4292 * Horizontal scrollbar stuff: 4293 */ 4294 4295/* 4296 * Return length of line "lnum" for horizontal scrolling. 4297 */ 4298 static colnr_T 4299scroll_line_len(lnum) 4300 linenr_T lnum; 4301{ 4302 char_u *p; 4303 colnr_T col; 4304 int w; 4305 4306 p = ml_get(lnum); 4307 col = 0; 4308 if (*p != NUL) 4309 for (;;) 4310 { 4311 w = chartabsize(p, col); 4312 mb_ptr_adv(p); 4313 if (*p == NUL) /* don't count the last character */ 4314 break; 4315 col += w; 4316 } 4317 return col; 4318} 4319 4320/* Remember which line is currently the longest, so that we don't have to 4321 * search for it when scrolling horizontally. */ 4322static linenr_T longest_lnum = 0; 4323 4324/* 4325 * Find longest visible line number. If this is not possible (or not desired, 4326 * by setting 'h' in "guioptions") then the current line number is returned. 4327 */ 4328 static linenr_T 4329gui_find_longest_lnum() 4330{ 4331 linenr_T ret = 0; 4332 4333 /* Calculate maximum for horizontal scrollbar. Check for reasonable 4334 * line numbers, topline and botline can be invalid when displaying is 4335 * postponed. */ 4336 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4337 && curwin->w_topline <= curwin->w_cursor.lnum 4338 && curwin->w_botline > curwin->w_cursor.lnum 4339 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) 4340 { 4341 linenr_T lnum; 4342 colnr_T n; 4343 long max = 0; 4344 4345 /* Use maximum of all visible lines. Remember the lnum of the 4346 * longest line, closest to the cursor line. Used when scrolling 4347 * below. */ 4348 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) 4349 { 4350 n = scroll_line_len(lnum); 4351 if (n > (colnr_T)max) 4352 { 4353 max = n; 4354 ret = lnum; 4355 } 4356 else if (n == (colnr_T)max 4357 && abs((int)(lnum - curwin->w_cursor.lnum)) 4358 < abs((int)(ret - curwin->w_cursor.lnum))) 4359 ret = lnum; 4360 } 4361 } 4362 else 4363 /* Use cursor line only. */ 4364 ret = curwin->w_cursor.lnum; 4365 4366 return ret; 4367} 4368 4369 static void 4370gui_update_horiz_scrollbar(force) 4371 int force; 4372{ 4373 long value, size, max; /* need 32 bit ints here */ 4374 4375 if (!gui.which_scrollbars[SBAR_BOTTOM]) 4376 return; 4377 4378 if (!force && gui.dragged_sb == SBAR_BOTTOM) 4379 return; 4380 4381 if (!force && curwin->w_p_wrap && gui.prev_wrap) 4382 return; 4383 4384 /* 4385 * It is possible for the cursor to be invalid if we're in the middle of 4386 * something (like changing files). If so, don't do anything for now. 4387 */ 4388 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4389 { 4390 gui.bottom_sbar.value = -1; 4391 return; 4392 } 4393 4394 size = W_WIDTH(curwin); 4395 if (curwin->w_p_wrap) 4396 { 4397 value = 0; 4398#ifdef SCROLL_PAST_END 4399 max = 0; 4400#else 4401 max = W_WIDTH(curwin) - 1; 4402#endif 4403 } 4404 else 4405 { 4406 value = curwin->w_leftcol; 4407 4408 longest_lnum = gui_find_longest_lnum(); 4409 max = scroll_line_len(longest_lnum); 4410 4411#ifdef FEAT_VIRTUALEDIT 4412 if (virtual_active()) 4413 { 4414 /* May move the cursor even further to the right. */ 4415 if (curwin->w_virtcol >= (colnr_T)max) 4416 max = curwin->w_virtcol; 4417 } 4418#endif 4419 4420#ifndef SCROLL_PAST_END 4421 max += W_WIDTH(curwin) - 1; 4422#endif 4423 /* The line number isn't scrolled, thus there is less space when 4424 * 'number' or 'relativenumber' is set (also for 'foldcolumn'). */ 4425 size -= curwin_col_off(); 4426#ifndef SCROLL_PAST_END 4427 max -= curwin_col_off(); 4428#endif 4429 } 4430 4431#ifndef SCROLL_PAST_END 4432 if (value > max - size + 1) 4433 value = max - size + 1; /* limit the value to allowable range */ 4434#endif 4435 4436#ifdef FEAT_RIGHTLEFT 4437 if (curwin->w_p_rl) 4438 { 4439 value = max + 1 - size - value; 4440 if (value < 0) 4441 { 4442 size += value; 4443 value = 0; 4444 } 4445 } 4446#endif 4447 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size 4448 && max == gui.bottom_sbar.max) 4449 return; 4450 4451 gui.bottom_sbar.value = value; 4452 gui.bottom_sbar.size = size; 4453 gui.bottom_sbar.max = max; 4454 gui.prev_wrap = curwin->w_p_wrap; 4455 4456 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); 4457} 4458 4459/* 4460 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. 4461 */ 4462 int 4463gui_do_horiz_scroll(leftcol, compute_longest_lnum) 4464 long_u leftcol; 4465 int compute_longest_lnum; 4466{ 4467 /* no wrapping, no scrolling */ 4468 if (curwin->w_p_wrap) 4469 return FALSE; 4470 4471 if (curwin->w_leftcol == (colnr_T)leftcol) 4472 return FALSE; 4473 4474 curwin->w_leftcol = (colnr_T)leftcol; 4475 4476 /* When the line of the cursor is too short, move the cursor to the 4477 * longest visible line. */ 4478 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4479 && !virtual_active() 4480 && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum)) 4481 { 4482 if (compute_longest_lnum) 4483 { 4484 curwin->w_cursor.lnum = gui_find_longest_lnum(); 4485 curwin->w_cursor.col = 0; 4486 } 4487 /* Do a sanity check on "longest_lnum", just in case. */ 4488 else if (longest_lnum >= curwin->w_topline 4489 && longest_lnum < curwin->w_botline) 4490 { 4491 curwin->w_cursor.lnum = longest_lnum; 4492 curwin->w_cursor.col = 0; 4493 } 4494 } 4495 4496 return leftcol_changed(); 4497} 4498 4499/* 4500 * Check that none of the colors are the same as the background color 4501 */ 4502 void 4503gui_check_colors() 4504{ 4505 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4506 { 4507 gui_set_bg_color((char_u *)"White"); 4508 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4509 gui_set_fg_color((char_u *)"Black"); 4510 } 4511} 4512 4513 static void 4514gui_set_fg_color(name) 4515 char_u *name; 4516{ 4517 gui.norm_pixel = gui_get_color(name); 4518 hl_set_fg_color_name(vim_strsave(name)); 4519} 4520 4521 static void 4522gui_set_bg_color(name) 4523 char_u *name; 4524{ 4525 gui.back_pixel = gui_get_color(name); 4526 hl_set_bg_color_name(vim_strsave(name)); 4527} 4528 4529/* 4530 * Allocate a color by name. 4531 * Returns INVALCOLOR and gives an error message when failed. 4532 */ 4533 guicolor_T 4534gui_get_color(name) 4535 char_u *name; 4536{ 4537 guicolor_T t; 4538 4539 if (*name == NUL) 4540 return INVALCOLOR; 4541 t = gui_mch_get_color(name); 4542 4543 if (t == INVALCOLOR 4544#if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 4545 && gui.in_use 4546#endif 4547 ) 4548 EMSG2(_("E254: Cannot allocate color %s"), name); 4549 return t; 4550} 4551 4552/* 4553 * Return the grey value of a color (range 0-255). 4554 */ 4555 int 4556gui_get_lightness(pixel) 4557 guicolor_T pixel; 4558{ 4559 long_u rgb = gui_mch_get_rgb(pixel); 4560 4561 return (int)( (((rgb >> 16) & 0xff) * 299) 4562 + (((rgb >> 8) & 0xff) * 587) 4563 + ((rgb & 0xff) * 114)) / 1000; 4564} 4565 4566#if defined(FEAT_GUI_X11) || defined(PROTO) 4567 void 4568gui_new_scrollbar_colors() 4569{ 4570 win_T *wp; 4571 4572 /* Nothing to do if GUI hasn't started yet. */ 4573 if (!gui.in_use) 4574 return; 4575 4576 FOR_ALL_WINDOWS(wp) 4577 { 4578 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); 4579 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); 4580 } 4581 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); 4582} 4583#endif 4584 4585/* 4586 * Call this when focus has changed. 4587 */ 4588 void 4589gui_focus_change(in_focus) 4590 int in_focus; 4591{ 4592/* 4593 * Skip this code to avoid drawing the cursor when debugging and switching 4594 * between the debugger window and gvim. 4595 */ 4596#if 1 4597 gui.in_focus = in_focus; 4598 out_flush(); /* make sure output has been written */ 4599 gui_update_cursor(TRUE, FALSE); 4600 4601# ifdef FEAT_XIM 4602 xim_set_focus(in_focus); 4603# endif 4604 4605 /* Put events in the input queue only when allowed. 4606 * ui_focus_change() isn't called directly, because it invokes 4607 * autocommands and that must not happen asynchronously. */ 4608 if (!hold_gui_events) 4609 { 4610 char_u bytes[3]; 4611 4612 bytes[0] = CSI; 4613 bytes[1] = KS_EXTRA; 4614 bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST; 4615 add_to_input_buf(bytes, 3); 4616 } 4617#endif 4618} 4619 4620/* 4621 * Called when the mouse moved (but not when dragging). 4622 */ 4623 void 4624gui_mouse_moved(x, y) 4625 int x; 4626 int y; 4627{ 4628 win_T *wp; 4629 char_u st[8]; 4630 4631 /* Ignore this while still starting up. */ 4632 if (!gui.in_use || gui.starting) 4633 return; 4634 4635#ifdef FEAT_MOUSESHAPE 4636 /* Get window pointer, and update mouse shape as well. */ 4637 wp = xy2win(x, y); 4638#endif 4639 4640 /* Only handle this when 'mousefocus' set and ... */ 4641 if (p_mousef 4642 && !hold_gui_events /* not holding events */ 4643 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */ 4644 && State != HITRETURN /* but not hit-return prompt */ 4645 && msg_scrolled == 0 /* no scrolled message */ 4646 && !need_mouse_correct /* not moving the pointer */ 4647 && gui.in_focus) /* gvim in focus */ 4648 { 4649 /* Don't move the mouse when it's left or right of the Vim window */ 4650 if (x < 0 || x > Columns * gui.char_width) 4651 return; 4652#ifndef FEAT_MOUSESHAPE 4653 wp = xy2win(x, y); 4654#endif 4655 if (wp == curwin || wp == NULL) 4656 return; /* still in the same old window, or none at all */ 4657 4658#ifdef FEAT_WINDOWS 4659 /* Ignore position in the tab pages line. */ 4660 if (Y_2_ROW(y) < tabline_height()) 4661 return; 4662#endif 4663 4664 /* 4665 * format a mouse click on status line input 4666 * ala gui_send_mouse_event(0, x, y, 0, 0); 4667 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will 4668 * generate a K_LEFTMOUSE_NM key code. 4669 */ 4670 if (finish_op) 4671 { 4672 /* abort the current operator first */ 4673 st[0] = ESC; 4674 add_to_input_buf(st, 1); 4675 } 4676 st[0] = CSI; 4677 st[1] = KS_MOUSE; 4678 st[2] = KE_FILLER; 4679 st[3] = (char_u)MOUSE_LEFT; 4680 fill_mouse_coord(st + 4, 4681#ifdef FEAT_VERTSPLIT 4682 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, 4683#else 4684 -1, 4685#endif 4686 wp->w_height + W_WINROW(wp)); 4687 4688 add_to_input_buf(st, 8); 4689 st[3] = (char_u)MOUSE_RELEASE; 4690 add_to_input_buf(st, 8); 4691#ifdef FEAT_GUI_GTK 4692 /* Need to wake up the main loop */ 4693 if (gtk_main_level() > 0) 4694 gtk_main_quit(); 4695#endif 4696 } 4697} 4698 4699/* 4700 * Called when mouse should be moved to window with focus. 4701 */ 4702 void 4703gui_mouse_correct() 4704{ 4705 int x, y; 4706 win_T *wp = NULL; 4707 4708 need_mouse_correct = FALSE; 4709 4710 if (!(gui.in_use && p_mousef)) 4711 return; 4712 4713 gui_mch_getmouse(&x, &y); 4714 /* Don't move the mouse when it's left or right of the Vim window */ 4715 if (x < 0 || x > Columns * gui.char_width) 4716 return; 4717 if (y >= 0 4718# ifdef FEAT_WINDOWS 4719 && Y_2_ROW(y) >= tabline_height() 4720# endif 4721 ) 4722 wp = xy2win(x, y); 4723 if (wp != curwin && wp != NULL) /* If in other than current window */ 4724 { 4725 validate_cline_row(); 4726 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, 4727 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height 4728 + (gui.char_height) / 2); 4729 } 4730} 4731 4732/* 4733 * Find window where the mouse pointer "y" coordinate is in. 4734 */ 4735 static win_T * 4736xy2win(x, y) 4737 int x UNUSED; 4738 int y UNUSED; 4739{ 4740#ifdef FEAT_WINDOWS 4741 int row; 4742 int col; 4743 win_T *wp; 4744 4745 row = Y_2_ROW(y); 4746 col = X_2_COL(x); 4747 if (row < 0 || col < 0) /* before first window */ 4748 return NULL; 4749 wp = mouse_find_win(&row, &col); 4750# ifdef FEAT_MOUSESHAPE 4751 if (State == HITRETURN || State == ASKMORE) 4752 { 4753 if (Y_2_ROW(y) >= msg_row) 4754 update_mouseshape(SHAPE_IDX_MOREL); 4755 else 4756 update_mouseshape(SHAPE_IDX_MORE); 4757 } 4758 else if (row > wp->w_height) /* below status line */ 4759 update_mouseshape(SHAPE_IDX_CLINE); 4760# ifdef FEAT_VERTSPLIT 4761 else if (!(State & CMDLINE) && W_VSEP_WIDTH(wp) > 0 && col == wp->w_width 4762 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) 4763 update_mouseshape(SHAPE_IDX_VSEP); 4764# endif 4765 else if (!(State & CMDLINE) && W_STATUS_HEIGHT(wp) > 0 4766 && row == wp->w_height && msg_scrolled == 0) 4767 update_mouseshape(SHAPE_IDX_STATUS); 4768 else 4769 update_mouseshape(-2); 4770# endif 4771 return wp; 4772#else 4773 return firstwin; 4774#endif 4775} 4776 4777/* 4778 * ":gui" and ":gvim": Change from the terminal version to the GUI version. 4779 * File names may be given to redefine the args list. 4780 */ 4781 void 4782ex_gui(eap) 4783 exarg_T *eap; 4784{ 4785 char_u *arg = eap->arg; 4786 4787 /* 4788 * Check for "-f" argument: foreground, don't fork. 4789 * Also don't fork when started with "gvim -f". 4790 * Do fork when using "gui -b". 4791 */ 4792 if (arg[0] == '-' 4793 && (arg[1] == 'f' || arg[1] == 'b') 4794 && (arg[2] == NUL || vim_iswhite(arg[2]))) 4795 { 4796 gui.dofork = (arg[1] == 'b'); 4797 eap->arg = skipwhite(eap->arg + 2); 4798 } 4799 if (!gui.in_use) 4800 { 4801 /* Clear the command. Needed for when forking+exiting, to avoid part 4802 * of the argument ending up after the shell prompt. */ 4803 msg_clr_eos_force(); 4804 gui_start(); 4805#ifdef FEAT_NETBEANS_INTG 4806 netbeans_gui_register(); 4807#endif 4808 } 4809 if (!ends_excmd(*eap->arg)) 4810 ex_next(eap); 4811} 4812 4813#if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32) \ 4814 || defined(FEAT_GUI_PHOTON)) && defined(FEAT_TOOLBAR)) || defined(PROTO) 4815/* 4816 * This is shared between Athena, Motif and GTK. 4817 */ 4818static void gfp_setname __ARGS((char_u *fname, void *cookie)); 4819 4820/* 4821 * Callback function for do_in_runtimepath(). 4822 */ 4823 static void 4824gfp_setname(fname, cookie) 4825 char_u *fname; 4826 void *cookie; 4827{ 4828 char_u *gfp_buffer = cookie; 4829 4830 if (STRLEN(fname) >= MAXPATHL) 4831 *gfp_buffer = NUL; 4832 else 4833 STRCPY(gfp_buffer, fname); 4834} 4835 4836/* 4837 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. 4838 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. 4839 */ 4840 int 4841gui_find_bitmap(name, buffer, ext) 4842 char_u *name; 4843 char_u *buffer; 4844 char *ext; 4845{ 4846 if (STRLEN(name) > MAXPATHL - 14) 4847 return FAIL; 4848 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); 4849 if (do_in_runtimepath(buffer, FALSE, gfp_setname, buffer) == FAIL 4850 || *buffer == NUL) 4851 return FAIL; 4852 return OK; 4853} 4854 4855# if !defined(FEAT_GUI_GTK) || defined(PROTO) 4856/* 4857 * Given the name of the "icon=" argument, try finding the bitmap file for the 4858 * icon. If it is an absolute path name, use it as it is. Otherwise append 4859 * "ext" and search for it in 'runtimepath'. 4860 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" 4861 * contains "name". 4862 */ 4863 void 4864gui_find_iconfile(name, buffer, ext) 4865 char_u *name; 4866 char_u *buffer; 4867 char *ext; 4868{ 4869 char_u buf[MAXPATHL + 1]; 4870 4871 expand_env(name, buffer, MAXPATHL); 4872 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) 4873 STRCPY(buffer, buf); 4874} 4875# endif 4876#endif 4877 4878#if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) 4879 void 4880display_errors() 4881{ 4882 char_u *p; 4883 4884 if (isatty(2)) 4885 fflush(stderr); 4886 else if (error_ga.ga_data != NULL) 4887 { 4888 /* avoid putting up a message box with blanks only */ 4889 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) 4890 if (!isspace(*p)) 4891 { 4892 /* Truncate a very long message, it will go off-screen. */ 4893 if (STRLEN(p) > 2000) 4894 STRCPY(p + 2000 - 14, "...(truncated)"); 4895 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), 4896 p, (char_u *)_("&Ok"), 1, NULL); 4897 break; 4898 } 4899 ga_clear(&error_ga); 4900 } 4901} 4902#endif 4903 4904#if defined(NO_CONSOLE_INPUT) || defined(PROTO) 4905/* 4906 * Return TRUE if still starting up and there is no place to enter text. 4907 * For GTK and X11 we check if stderr is not a tty, which means we were 4908 * (probably) started from the desktop. Also check stdin, "vim >& file" does 4909 * allow typing on stdin. 4910 */ 4911 int 4912no_console_input() 4913{ 4914 return ((!gui.in_use || gui.starting) 4915# ifndef NO_CONSOLE 4916 && !isatty(0) && !isatty(2) 4917# endif 4918 ); 4919} 4920#endif 4921 4922#if defined(FIND_REPLACE_DIALOG) || defined(FEAT_SUN_WORKSHOP) \ 4923 || defined(NEED_GUI_UPDATE_SCREEN) \ 4924 || defined(PROTO) 4925/* 4926 * Update the current window and the screen. 4927 */ 4928 void 4929gui_update_screen() 4930{ 4931#ifdef FEAT_CONCEAL 4932 linenr_T conceal_old_cursor_line = 0; 4933 linenr_T conceal_new_cursor_line = 0; 4934 int conceal_update_lines = FALSE; 4935#endif 4936 4937 update_topline(); 4938 validate_cursor(); 4939 4940#if defined(FEAT_AUTOCMD) || defined(FEAT_CONCEAL) 4941 /* Trigger CursorMoved if the cursor moved. */ 4942 if (!finish_op && ( 4943# ifdef FEAT_AUTOCMD 4944 has_cursormoved() 4945# endif 4946# if defined(FEAT_AUTOCMD) && defined(FEAT_CONCEAL) 4947 || 4948# endif 4949# ifdef FEAT_CONCEAL 4950 curwin->w_p_cole > 0 4951# endif 4952 ) 4953 && !equalpos(last_cursormoved, curwin->w_cursor)) 4954 { 4955# ifdef FEAT_AUTOCMD 4956 if (has_cursormoved()) 4957 apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); 4958# endif 4959# ifdef FEAT_CONCEAL 4960 if (curwin->w_p_cole > 0) 4961 { 4962 conceal_old_cursor_line = last_cursormoved.lnum; 4963 conceal_new_cursor_line = curwin->w_cursor.lnum; 4964 conceal_update_lines = TRUE; 4965 } 4966# endif 4967 last_cursormoved = curwin->w_cursor; 4968 } 4969#endif 4970 4971 update_screen(0); /* may need to update the screen */ 4972 setcursor(); 4973# if defined(FEAT_CONCEAL) 4974 if (conceal_update_lines 4975 && (conceal_old_cursor_line != conceal_new_cursor_line 4976 || conceal_cursor_line(curwin) 4977 || need_cursor_line_redraw)) 4978 { 4979 if (conceal_old_cursor_line != conceal_new_cursor_line) 4980 update_single_line(curwin, conceal_old_cursor_line); 4981 update_single_line(curwin, conceal_new_cursor_line); 4982 curwin->w_valid &= ~VALID_CROW; 4983 } 4984# endif 4985 out_flush(); /* make sure output has been written */ 4986 gui_update_cursor(TRUE, FALSE); 4987 gui_mch_flush(); 4988} 4989#endif 4990 4991#if defined(FIND_REPLACE_DIALOG) || defined(PROTO) 4992static void concat_esc __ARGS((garray_T *gap, char_u *text, int what)); 4993 4994/* 4995 * Get the text to use in a find/replace dialog. Uses the last search pattern 4996 * if the argument is empty. 4997 * Returns an allocated string. 4998 */ 4999 char_u * 5000get_find_dialog_text(arg, wwordp, mcasep) 5001 char_u *arg; 5002 int *wwordp; /* return: TRUE if \< \> found */ 5003 int *mcasep; /* return: TRUE if \C found */ 5004{ 5005 char_u *text; 5006 5007 if (*arg == NUL) 5008 text = last_search_pat(); 5009 else 5010 text = arg; 5011 if (text != NULL) 5012 { 5013 text = vim_strsave(text); 5014 if (text != NULL) 5015 { 5016 int len = (int)STRLEN(text); 5017 int i; 5018 5019 /* Remove "\V" */ 5020 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) 5021 { 5022 mch_memmove(text, text + 2, (size_t)(len - 1)); 5023 len -= 2; 5024 } 5025 5026 /* Recognize "\c" and "\C" and remove. */ 5027 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) 5028 { 5029 *mcasep = (text[1] == 'C'); 5030 mch_memmove(text, text + 2, (size_t)(len - 1)); 5031 len -= 2; 5032 } 5033 5034 /* Recognize "\<text\>" and remove. */ 5035 if (len >= 4 5036 && STRNCMP(text, "\\<", 2) == 0 5037 && STRNCMP(text + len - 2, "\\>", 2) == 0) 5038 { 5039 *wwordp = TRUE; 5040 mch_memmove(text, text + 2, (size_t)(len - 4)); 5041 text[len - 4] = NUL; 5042 } 5043 5044 /* Recognize "\/" or "\?" and remove. */ 5045 for (i = 0; i + 1 < len; ++i) 5046 if (text[i] == '\\' && (text[i + 1] == '/' 5047 || text[i + 1] == '?')) 5048 { 5049 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); 5050 --len; 5051 } 5052 } 5053 } 5054 return text; 5055} 5056 5057/* 5058 * Concatenate "text" to grow array "gap", escaping "what" with a backslash. 5059 */ 5060 static void 5061concat_esc(gap, text, what) 5062 garray_T *gap; 5063 char_u *text; 5064 int what; 5065{ 5066 while (*text != NUL) 5067 { 5068#ifdef FEAT_MBYTE 5069 int l = (*mb_ptr2len)(text); 5070 5071 if (l > 1) 5072 { 5073 while (--l >= 0) 5074 ga_append(gap, *text++); 5075 continue; 5076 } 5077#endif 5078 if (*text == what) 5079 ga_append(gap, '\\'); 5080 ga_append(gap, *text); 5081 ++text; 5082 } 5083} 5084 5085/* 5086 * Handle the press of a button in the find-replace dialog. 5087 * Return TRUE when something was added to the input buffer. 5088 */ 5089 int 5090gui_do_findrepl(flags, find_text, repl_text, down) 5091 int flags; /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */ 5092 char_u *find_text; 5093 char_u *repl_text; 5094 int down; /* Search downwards. */ 5095{ 5096 garray_T ga; 5097 int i; 5098 int type = (flags & FRD_TYPE_MASK); 5099 char_u *p; 5100 regmatch_T regmatch; 5101 int save_did_emsg = did_emsg; 5102 static int busy = FALSE; 5103 5104 /* When the screen is being updated we should not change buffers and 5105 * windows structures, it may cause freed memory to be used. Also don't 5106 * do this recursively (pressing "Find" quickly several times. */ 5107 if (updating_screen || busy) 5108 return FALSE; 5109 5110 /* refuse replace when text cannot be changed */ 5111 if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked()) 5112 return FALSE; 5113 5114 busy = TRUE; 5115 5116 ga_init2(&ga, 1, 100); 5117 if (type == FRD_REPLACEALL) 5118 ga_concat(&ga, (char_u *)"%s/"); 5119 5120 ga_concat(&ga, (char_u *)"\\V"); 5121 if (flags & FRD_MATCH_CASE) 5122 ga_concat(&ga, (char_u *)"\\C"); 5123 else 5124 ga_concat(&ga, (char_u *)"\\c"); 5125 if (flags & FRD_WHOLE_WORD) 5126 ga_concat(&ga, (char_u *)"\\<"); 5127 if (type == FRD_REPLACEALL || down) 5128 concat_esc(&ga, find_text, '/'); /* escape slashes */ 5129 else 5130 concat_esc(&ga, find_text, '?'); /* escape '?' */ 5131 if (flags & FRD_WHOLE_WORD) 5132 ga_concat(&ga, (char_u *)"\\>"); 5133 5134 if (type == FRD_REPLACEALL) 5135 { 5136 ga_concat(&ga, (char_u *)"/"); 5137 /* escape / and \ */ 5138 p = vim_strsave_escaped(repl_text, (char_u *)"/\\"); 5139 if (p != NULL) 5140 ga_concat(&ga, p); 5141 vim_free(p); 5142 ga_concat(&ga, (char_u *)"/g"); 5143 } 5144 ga_append(&ga, NUL); 5145 5146 if (type == FRD_REPLACE) 5147 { 5148 /* Do the replacement when the text at the cursor matches. Thus no 5149 * replacement is done if the cursor was moved! */ 5150 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); 5151 regmatch.rm_ic = 0; 5152 if (regmatch.regprog != NULL) 5153 { 5154 p = ml_get_cursor(); 5155 if (vim_regexec_nl(®match, p, (colnr_T)0) 5156 && regmatch.startp[0] == p) 5157 { 5158 /* Clear the command line to remove any old "No match" 5159 * error. */ 5160 msg_end_prompt(); 5161 5162 if (u_save_cursor() == OK) 5163 { 5164 /* A button was pressed thus undo should be synced. */ 5165 u_sync(FALSE); 5166 5167 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), 5168 FALSE, FALSE); 5169 ins_str(repl_text); 5170 } 5171 } 5172 else 5173 MSG(_("No match at cursor, finding next")); 5174 vim_free(regmatch.regprog); 5175 } 5176 } 5177 5178 if (type == FRD_REPLACEALL) 5179 { 5180 /* A button was pressed, thus undo should be synced. */ 5181 u_sync(FALSE); 5182 do_cmdline_cmd(ga.ga_data); 5183 } 5184 else 5185 { 5186 /* Search for the next match. */ 5187 i = msg_scroll; 5188 do_search(NULL, down ? '/' : '?', ga.ga_data, 1L, 5189 SEARCH_MSG + SEARCH_MARK, NULL); 5190 msg_scroll = i; /* don't let an error message set msg_scroll */ 5191 } 5192 5193 /* Don't want to pass did_emsg to other code, it may cause disabling 5194 * syntax HL if we were busy redrawing. */ 5195 did_emsg = save_did_emsg; 5196 5197 if (State & (NORMAL | INSERT)) 5198 { 5199 gui_update_screen(); /* update the screen */ 5200 msg_didout = 0; /* overwrite any message */ 5201 need_wait_return = FALSE; /* don't wait for return */ 5202 } 5203 5204 vim_free(ga.ga_data); 5205 busy = FALSE; 5206 return (ga.ga_len > 0); 5207} 5208 5209#endif 5210 5211#if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \ 5212 || defined(FEAT_GUI_MSWIN) \ 5213 || defined(FEAT_GUI_MAC) \ 5214 || defined(PROTO) 5215 5216#ifdef FEAT_WINDOWS 5217static void gui_wingoto_xy __ARGS((int x, int y)); 5218 5219/* 5220 * Jump to the window at specified point (x, y). 5221 */ 5222 static void 5223gui_wingoto_xy(x, y) 5224 int x; 5225 int y; 5226{ 5227 int row = Y_2_ROW(y); 5228 int col = X_2_COL(x); 5229 win_T *wp; 5230 5231 if (row >= 0 && col >= 0) 5232 { 5233 wp = mouse_find_win(&row, &col); 5234 if (wp != NULL && wp != curwin) 5235 win_goto(wp); 5236 } 5237} 5238#endif 5239 5240/* 5241 * Process file drop. Mouse cursor position, key modifiers, name of files 5242 * and count of files are given. Argument "fnames[count]" has full pathnames 5243 * of dropped files, they will be freed in this function, and caller can't use 5244 * fnames after call this function. 5245 */ 5246 void 5247gui_handle_drop(x, y, modifiers, fnames, count) 5248 int x UNUSED; 5249 int y UNUSED; 5250 int_u modifiers; 5251 char_u **fnames; 5252 int count; 5253{ 5254 int i; 5255 char_u *p; 5256 static int entered = FALSE; 5257 5258 /* 5259 * This function is called by event handlers. Just in case we get a 5260 * second event before the first one is handled, ignore the second one. 5261 * Not sure if this can ever happen, just in case. 5262 */ 5263 if (entered) 5264 return; 5265 entered = TRUE; 5266 5267 /* 5268 * When the cursor is at the command line, add the file names to the 5269 * command line, don't edit the files. 5270 */ 5271 if (State & CMDLINE) 5272 { 5273 shorten_filenames(fnames, count); 5274 for (i = 0; i < count; ++i) 5275 { 5276 if (fnames[i] != NULL) 5277 { 5278 if (i > 0) 5279 add_to_input_buf((char_u*)" ", 1); 5280 5281 /* We don't know what command is used thus we can't be sure 5282 * about which characters need to be escaped. Only escape the 5283 * most common ones. */ 5284# ifdef BACKSLASH_IN_FILENAME 5285 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); 5286# else 5287 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); 5288# endif 5289 if (p != NULL) 5290 add_to_input_buf_csi(p, (int)STRLEN(p)); 5291 vim_free(p); 5292 vim_free(fnames[i]); 5293 } 5294 } 5295 vim_free(fnames); 5296 } 5297 else 5298 { 5299 /* Go to the window under mouse cursor, then shorten given "fnames" by 5300 * current window, because a window can have local current dir. */ 5301# ifdef FEAT_WINDOWS 5302 gui_wingoto_xy(x, y); 5303# endif 5304 shorten_filenames(fnames, count); 5305 5306 /* If Shift held down, remember the first item. */ 5307 if ((modifiers & MOUSE_SHIFT) != 0) 5308 p = vim_strsave(fnames[0]); 5309 else 5310 p = NULL; 5311 5312 /* Handle the drop, :edit or :split to get to the file. This also 5313 * frees fnames[]. Skip this if there is only one item it's a 5314 * directory and Shift is held down. */ 5315 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 5316 && mch_isdir(fnames[0])) 5317 { 5318 vim_free(fnames[0]); 5319 vim_free(fnames); 5320 } 5321 else 5322 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0); 5323 5324 /* If Shift held down, change to first file's directory. If the first 5325 * item is a directory, change to that directory (and let the explorer 5326 * plugin show the contents). */ 5327 if (p != NULL) 5328 { 5329 if (mch_isdir(p)) 5330 { 5331 if (mch_chdir((char *)p) == 0) 5332 shorten_fnames(TRUE); 5333 } 5334 else if (vim_chdirfile(p) == OK) 5335 shorten_fnames(TRUE); 5336 vim_free(p); 5337 } 5338 5339 /* Update the screen display */ 5340 update_screen(NOT_VALID); 5341# ifdef FEAT_MENU 5342 gui_update_menus(0); 5343# endif 5344#ifdef FEAT_TITLE 5345 maketitle(); 5346#endif 5347 setcursor(); 5348 out_flush(); 5349 gui_update_cursor(FALSE, FALSE); 5350 gui_mch_flush(); 5351 } 5352 5353 entered = FALSE; 5354} 5355#endif 5356