1 /* vi:set ts=8 sts=4 sw=4: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * GUI/Motif support by Robert Webb 5 * 6 * Do ":help uganda" in Vim to read copying and usage conditions. 7 * Do ":help credits" in Vim to see a list of people who contributed. 8 * See README.txt for an overview of the Vim source code. 9 */ 10 11 #include "vim.h" 12 13 /* Structure containing all the GUI information */ 14 gui_T gui; 15 16 #if defined(FEAT_MBYTE) && !defined(HAVE_GTK2) 17 static void set_guifontwide __ARGS((char_u *font_name)); 18 #endif 19 static void gui_check_pos __ARGS((void)); 20 static void gui_position_components __ARGS((int)); 21 static void gui_outstr __ARGS((char_u *, int)); 22 static int gui_screenchar __ARGS((int off, int flags, guicolor_T fg, guicolor_T bg, int back)); 23 #ifdef HAVE_GTK2 24 static int gui_screenstr __ARGS((int off, int len, int flags, guicolor_T fg, guicolor_T bg, int back)); 25 #endif 26 static void gui_delete_lines __ARGS((int row, int count)); 27 static void gui_insert_lines __ARGS((int row, int count)); 28 static void fill_mouse_coord __ARGS((char_u *p, int col, int row)); 29 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 30 static int gui_has_tabline __ARGS((void)); 31 #endif 32 static void gui_do_scrollbar __ARGS((win_T *wp, int which, int enable)); 33 static colnr_T scroll_line_len __ARGS((linenr_T lnum)); 34 static void gui_update_horiz_scrollbar __ARGS((int)); 35 static void gui_set_fg_color __ARGS((char_u *name)); 36 static void gui_set_bg_color __ARGS((char_u *name)); 37 static win_T *xy2win __ARGS((int x, int y)); 38 39 static int can_update_cursor = TRUE; /* can display the cursor */ 40 41 /* 42 * The Athena scrollbars can move the thumb to after the end of the scrollbar, 43 * this makes the thumb indicate the part of the text that is shown. Motif 44 * can't do this. 45 */ 46 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MAC) 47 # define SCROLL_PAST_END 48 #endif 49 50 /* 51 * gui_start -- Called when user wants to start the GUI. 52 * 53 * Careful: This function can be called recursively when there is a ":gui" 54 * command in the .gvimrc file. Only the first call should fork, not the 55 * recursive call. 56 */ 57 void 58 gui_start() 59 { 60 char_u *old_term; 61 #if defined(UNIX) && !defined(__BEOS__) && !defined(MACOS_X) 62 # define MAY_FORK 63 int dofork = TRUE; 64 #endif 65 static int recursive = 0; 66 67 old_term = vim_strsave(T_NAME); 68 69 /* 70 * Set_termname() will call gui_init() to start the GUI. 71 * Set the "starting" flag, to indicate that the GUI will start. 72 * 73 * We don't want to open the GUI shell until after we've read .gvimrc, 74 * otherwise we don't know what font we will use, and hence we don't know 75 * what size the shell should be. So if there are errors in the .gvimrc 76 * file, they will have to go to the terminal: Set full_screen to FALSE. 77 * full_screen will be set to TRUE again by a successful termcapinit(). 78 */ 79 settmode(TMODE_COOK); /* stop RAW mode */ 80 if (full_screen) 81 cursor_on(); /* needed for ":gui" in .vimrc */ 82 gui.starting = TRUE; 83 full_screen = FALSE; 84 85 #ifdef MAY_FORK 86 if (!gui.dofork || vim_strchr(p_go, GO_FORG) || recursive) 87 dofork = FALSE; 88 #endif 89 ++recursive; 90 91 termcapinit((char_u *)"builtin_gui"); 92 gui.starting = recursive - 1; 93 94 if (!gui.in_use) /* failed to start GUI */ 95 { 96 termcapinit(old_term); /* back to old term settings */ 97 settmode(TMODE_RAW); /* restart RAW mode */ 98 #ifdef FEAT_TITLE 99 set_title_defaults(); /* set 'title' and 'icon' again */ 100 #endif 101 } 102 103 vim_free(old_term); 104 105 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) 106 if (gui.in_use) 107 /* Display error messages in a dialog now. */ 108 display_errors(); 109 #endif 110 111 #if defined(MAY_FORK) && !defined(__QNXNTO__) 112 /* 113 * Quit the current process and continue in the child. 114 * Makes "gvim file" disconnect from the shell it was started in. 115 * Don't do this when Vim was started with "-f" or the 'f' flag is present 116 * in 'guioptions'. 117 */ 118 if (gui.in_use && dofork) 119 { 120 int pipefd[2]; /* pipe between parent and child */ 121 int pipe_error; 122 char dummy; 123 pid_t pid = -1; 124 125 /* Setup a pipe between the child and the parent, so that the parent 126 * knows when the child has done the setsid() call and is allowed to 127 * exit. */ 128 pipe_error = (pipe(pipefd) < 0); 129 pid = fork(); 130 if (pid > 0) /* Parent */ 131 { 132 /* Give the child some time to do the setsid(), otherwise the 133 * exit() may kill the child too (when starting gvim from inside a 134 * gvim). */ 135 if (pipe_error) 136 ui_delay(300L, TRUE); 137 else 138 { 139 /* The read returns when the child closes the pipe (or when 140 * the child dies for some reason). */ 141 close(pipefd[1]); 142 (void)read(pipefd[0], &dummy, (size_t)1); 143 close(pipefd[0]); 144 } 145 146 /* When swapping screens we may need to go to the next line, e.g., 147 * after a hit-enter prompt and using ":gui". */ 148 if (newline_on_exit) 149 mch_errmsg("\r\n"); 150 151 /* 152 * The parent must skip the normal exit() processing, the child 153 * will do it. For example, GTK messes up signals when exiting. 154 */ 155 _exit(0); 156 } 157 158 # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) 159 /* 160 * Change our process group. On some systems/shells a CTRL-C in the 161 * shell where Vim was started would otherwise kill gvim! 162 */ 163 if (pid == 0) /* child */ 164 # if defined(HAVE_SETSID) 165 (void)setsid(); 166 # else 167 (void)setpgid(0, 0); 168 # endif 169 # endif 170 if (!pipe_error) 171 { 172 close(pipefd[0]); 173 close(pipefd[1]); 174 } 175 176 # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) 177 /* Tell the session manager our new PID */ 178 gui_mch_forked(); 179 # endif 180 } 181 #else 182 # if defined(__QNXNTO__) 183 if (gui.in_use && dofork) 184 procmgr_daemon(0, PROCMGR_DAEMON_KEEPUMASK | PROCMGR_DAEMON_NOCHDIR | 185 PROCMGR_DAEMON_NOCLOSE | PROCMGR_DAEMON_NODEVNULL); 186 # endif 187 #endif 188 189 #ifdef FEAT_AUTOCMD 190 /* If the GUI started successfully, trigger the GUIEnter event */ 191 if (gui.in_use) 192 apply_autocmds(EVENT_GUIENTER, NULL, NULL, FALSE, curbuf); 193 #endif 194 195 --recursive; 196 } 197 198 /* 199 * Call this when vim starts up, whether or not the GUI is started 200 */ 201 void 202 gui_prepare(argc, argv) 203 int *argc; 204 char **argv; 205 { 206 gui.in_use = FALSE; /* No GUI yet (maybe later) */ 207 gui.starting = FALSE; /* No GUI yet (maybe later) */ 208 gui_mch_prepare(argc, argv); 209 } 210 211 /* 212 * Try initializing the GUI and check if it can be started. 213 * Used from main() to check early if "vim -g" can start the GUI. 214 * Used from gui_init() to prepare for starting the GUI. 215 * Returns FAIL or OK. 216 */ 217 int 218 gui_init_check() 219 { 220 static int result = MAYBE; 221 222 if (result != MAYBE) 223 { 224 if (result == FAIL) 225 EMSG(_("E229: Cannot start the GUI")); 226 return result; 227 } 228 229 gui.shell_created = FALSE; 230 gui.dying = FALSE; 231 gui.in_focus = TRUE; /* so the guicursor setting works */ 232 gui.dragged_sb = SBAR_NONE; 233 gui.dragged_wp = NULL; 234 gui.pointer_hidden = FALSE; 235 gui.col = 0; 236 gui.row = 0; 237 gui.num_cols = Columns; 238 gui.num_rows = Rows; 239 240 gui.cursor_is_valid = FALSE; 241 gui.scroll_region_top = 0; 242 gui.scroll_region_bot = Rows - 1; 243 gui.scroll_region_left = 0; 244 gui.scroll_region_right = Columns - 1; 245 gui.highlight_mask = HL_NORMAL; 246 gui.char_width = 1; 247 gui.char_height = 1; 248 gui.char_ascent = 0; 249 gui.border_width = 0; 250 251 gui.norm_font = NOFONT; 252 #ifndef HAVE_GTK2 253 gui.bold_font = NOFONT; 254 gui.ital_font = NOFONT; 255 gui.boldital_font = NOFONT; 256 # ifdef FEAT_XFONTSET 257 gui.fontset = NOFONTSET; 258 # endif 259 #endif 260 261 #ifdef FEAT_MENU 262 # ifndef HAVE_GTK2 263 # ifdef FONTSET_ALWAYS 264 gui.menu_fontset = NOFONTSET; 265 # else 266 gui.menu_font = NOFONT; 267 # endif 268 # endif 269 gui.menu_is_active = TRUE; /* default: include menu */ 270 # ifndef FEAT_GUI_GTK 271 gui.menu_height = MENU_DEFAULT_HEIGHT; 272 gui.menu_width = 0; 273 # endif 274 #endif 275 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 276 gui.toolbar_height = 0; 277 #endif 278 #if defined(FEAT_FOOTER) && defined(FEAT_GUI_MOTIF) 279 gui.footer_height = 0; 280 #endif 281 #ifdef FEAT_BEVAL_TIP 282 gui.tooltip_fontset = NOFONTSET; 283 #endif 284 285 gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; 286 gui.prev_wrap = -1; 287 288 #ifdef ALWAYS_USE_GUI 289 result = OK; 290 #else 291 result = gui_mch_init_check(); 292 #endif 293 return result; 294 } 295 296 /* 297 * This is the call which starts the GUI. 298 */ 299 void 300 gui_init() 301 { 302 win_T *wp; 303 static int recursive = 0; 304 305 /* 306 * It's possible to use ":gui" in a .gvimrc file. The first halve of this 307 * function will then be executed at the first call, the rest by the 308 * recursive call. This allow the shell to be opened halfway reading a 309 * gvimrc file. 310 */ 311 if (!recursive) 312 { 313 ++recursive; 314 315 clip_init(TRUE); 316 317 /* If can't initialize, don't try doing the rest */ 318 if (gui_init_check() == FAIL) 319 { 320 --recursive; 321 clip_init(FALSE); 322 return; 323 } 324 325 /* 326 * Reset 'paste'. It's useful in the terminal, but not in the GUI. It 327 * breaks the Paste toolbar button. 328 */ 329 set_option_value((char_u *)"paste", 0L, NULL, 0); 330 331 /* 332 * Set up system-wide default menus. 333 */ 334 #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) 335 if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) 336 { 337 sys_menu = TRUE; 338 do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE); 339 sys_menu = FALSE; 340 } 341 #endif 342 343 /* 344 * Switch on the mouse by default, unless the user changed it already. 345 * This can then be changed in the .gvimrc. 346 */ 347 if (!option_was_set((char_u *)"mouse")) 348 set_string_option_direct((char_u *)"mouse", -1, 349 (char_u *)"a", OPT_FREE, SID_NONE); 350 351 /* 352 * If -U option given, use only the initializations from that file and 353 * nothing else. Skip all initializations for "-U NONE" or "-u NORC". 354 */ 355 if (use_gvimrc != NULL) 356 { 357 if (STRCMP(use_gvimrc, "NONE") != 0 358 && STRCMP(use_gvimrc, "NORC") != 0 359 && do_source(use_gvimrc, FALSE, DOSO_NONE) != OK) 360 EMSG2(_("E230: Cannot read from \"%s\""), use_gvimrc); 361 } 362 else 363 { 364 /* 365 * Get system wide defaults for gvim, only when file name defined. 366 */ 367 #ifdef SYS_GVIMRC_FILE 368 do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE); 369 #endif 370 371 /* 372 * Try to read GUI initialization commands from the following 373 * places: 374 * - environment variable GVIMINIT 375 * - the user gvimrc file (~/.gvimrc) 376 * - the second user gvimrc file ($VIM/.gvimrc for Dos) 377 * - the third user gvimrc file ($VIM/.gvimrc for Amiga) 378 * The first that exists is used, the rest is ignored. 379 */ 380 if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL 381 && do_source((char_u *)USR_GVIMRC_FILE, TRUE, 382 DOSO_GVIMRC) == FAIL 383 #ifdef USR_GVIMRC_FILE2 384 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, 385 DOSO_GVIMRC) == FAIL 386 #endif 387 ) 388 { 389 #ifdef USR_GVIMRC_FILE3 390 (void)do_source((char_u *)USR_GVIMRC_FILE3, TRUE, DOSO_GVIMRC); 391 #endif 392 } 393 394 /* 395 * Read initialization commands from ".gvimrc" in current 396 * directory. This is only done if the 'exrc' option is set. 397 * Because of security reasons we disallow shell and write 398 * commands now, except for unix if the file is owned by the user 399 * or 'secure' option has been reset in environment of global 400 * ".gvimrc". 401 * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, 402 * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. 403 */ 404 if (p_exrc) 405 { 406 #ifdef UNIX 407 { 408 struct stat s; 409 410 /* if ".gvimrc" file is not owned by user, set 'secure' 411 * mode */ 412 if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) 413 secure = p_secure; 414 } 415 #else 416 secure = p_secure; 417 #endif 418 419 if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, 420 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 421 #ifdef SYS_GVIMRC_FILE 422 && fullpathcmp((char_u *)SYS_GVIMRC_FILE, 423 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 424 #endif 425 #ifdef USR_GVIMRC_FILE2 426 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, 427 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 428 #endif 429 #ifdef USR_GVIMRC_FILE3 430 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, 431 (char_u *)GVIMRC_FILE, FALSE) != FPC_SAME 432 #endif 433 ) 434 do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC); 435 436 if (secure == 2) 437 need_wait_return = TRUE; 438 secure = 0; 439 } 440 } 441 442 if (need_wait_return || msg_didany) 443 wait_return(TRUE); 444 445 --recursive; 446 } 447 448 /* If recursive call opened the shell, return here from the first call */ 449 if (gui.in_use) 450 return; 451 452 /* 453 * Create the GUI shell. 454 */ 455 gui.in_use = TRUE; /* Must be set after menus have been set up */ 456 if (gui_mch_init() == FAIL) 457 goto error; 458 459 /* Avoid a delay for an error message that was printed in the terminal 460 * where Vim was started. */ 461 emsg_on_display = FALSE; 462 msg_scrolled = 0; 463 clear_sb_text(); 464 need_wait_return = FALSE; 465 msg_didany = FALSE; 466 467 /* 468 * Check validity of any generic resources that may have been loaded. 469 */ 470 if (gui.border_width < 0) 471 gui.border_width = 0; 472 473 /* 474 * Set up the fonts. First use a font specified with "-fn" or "-font". 475 */ 476 if (font_argument != NULL) 477 set_option_value((char_u *)"gfn", 0L, (char_u *)font_argument, 0); 478 if ( 479 #ifdef FEAT_XFONTSET 480 (*p_guifontset == NUL 481 || gui_init_font(p_guifontset, TRUE) == FAIL) && 482 #endif 483 gui_init_font(*p_guifont == NUL ? hl_get_font_name() 484 : p_guifont, FALSE) == FAIL) 485 { 486 EMSG(_("E665: Cannot start GUI, no valid font found")); 487 goto error2; 488 } 489 #ifdef FEAT_MBYTE 490 if (gui_get_wide_font() == FAIL) 491 EMSG(_("E231: 'guifontwide' invalid")); 492 #endif 493 494 gui.num_cols = Columns; 495 gui.num_rows = Rows; 496 gui_reset_scroll_region(); 497 498 /* Create initial scrollbars */ 499 FOR_ALL_WINDOWS(wp) 500 { 501 gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); 502 gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); 503 } 504 gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); 505 506 #ifdef FEAT_MENU 507 gui_create_initial_menus(root_menu); 508 #endif 509 #ifdef FEAT_SUN_WORKSHOP 510 if (usingSunWorkShop) 511 workshop_init(); 512 #endif 513 #ifdef FEAT_SIGN_ICONS 514 sign_gui_started(); 515 #endif 516 517 /* Configure the desired menu and scrollbars */ 518 gui_init_which_components(NULL); 519 520 /* All components of the GUI have been created now */ 521 gui.shell_created = TRUE; 522 523 #ifndef FEAT_GUI_GTK 524 /* Set the shell size, adjusted for the screen size. For GTK this only 525 * works after the shell has been opened, thus it is further down. */ 526 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 527 #endif 528 #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 529 /* Need to set the size of the menubar after all the menus have been 530 * created. */ 531 gui_mch_compute_menu_height((Widget)0); 532 #endif 533 534 /* 535 * Actually open the GUI shell. 536 */ 537 if (gui_mch_open() != FAIL) 538 { 539 #ifdef FEAT_TITLE 540 maketitle(); 541 resettitle(); 542 #endif 543 init_gui_options(); 544 #ifdef FEAT_ARABIC 545 /* Our GUI can't do bidi. */ 546 p_tbidi = FALSE; 547 #endif 548 #if defined(FEAT_GUI_GTK) 549 /* Give GTK+ a chance to put all widget's into place. */ 550 gui_mch_update(); 551 552 # ifdef FEAT_MENU 553 /* If there is no 'm' in 'guioptions' we need to remove the menu now. 554 * It was still there to make F10 work. */ 555 if (vim_strchr(p_go, GO_MENUS) == NULL) 556 { 557 --gui.starting; 558 gui_mch_enable_menu(FALSE); 559 ++gui.starting; 560 gui_mch_update(); 561 } 562 # endif 563 564 /* Now make sure the shell fits on the screen. */ 565 gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); 566 #endif 567 /* When 'lines' was set while starting up the topframe may have to be 568 * resized. */ 569 win_new_shellsize(); 570 571 #ifdef FEAT_BEVAL 572 /* Always create the Balloon Evaluation area, but disable it when 573 * 'ballooneval' is off */ 574 # ifdef FEAT_GUI_GTK 575 balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, 576 &general_beval_cb, NULL); 577 # else 578 # if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA) 579 { 580 extern Widget textArea; 581 balloonEval = gui_mch_create_beval_area(textArea, NULL, 582 &general_beval_cb, NULL); 583 } 584 # else 585 # ifdef FEAT_GUI_W32 586 balloonEval = gui_mch_create_beval_area(NULL, NULL, 587 &general_beval_cb, NULL); 588 # endif 589 # endif 590 # endif 591 if (!p_beval) 592 gui_mch_disable_beval_area(balloonEval); 593 #endif 594 595 #ifdef FEAT_NETBEANS_INTG 596 if (starting == 0 && usingNetbeans) 597 /* Tell the client that it can start sending commands. */ 598 netbeans_startup_done(); 599 #endif 600 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) 601 if (!im_xim_isvalid_imactivate()) 602 EMSG(_("E599: Value of 'imactivatekey' is invalid")); 603 #endif 604 /* When 'cmdheight' was set during startup it may not have taken 605 * effect yet. */ 606 if (p_ch != 1L) 607 command_height(); 608 609 return; 610 } 611 612 error2: 613 #ifdef FEAT_GUI_X11 614 /* undo gui_mch_init() */ 615 gui_mch_uninit(); 616 #endif 617 618 error: 619 gui.in_use = FALSE; 620 clip_init(FALSE); 621 } 622 623 624 void 625 gui_exit(rc) 626 int rc; 627 { 628 #ifndef __BEOS__ 629 /* don't free the fonts, it leads to a BUS error 630 * [email protected] Jul 99 */ 631 free_highlight_fonts(); 632 #endif 633 gui.in_use = FALSE; 634 gui_mch_exit(rc); 635 } 636 637 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ 638 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) || defined(PROTO) 639 /* 640 * Called when the GUI shell is closed by the user. If there are no changed 641 * files Vim exits, otherwise there will be a dialog to ask the user what to 642 * do. 643 * When this function returns, Vim should NOT exit! 644 */ 645 void 646 gui_shell_closed() 647 { 648 cmdmod_T save_cmdmod; 649 650 save_cmdmod = cmdmod; 651 652 /* Only exit when there are no changed files */ 653 exiting = TRUE; 654 # ifdef FEAT_BROWSE 655 cmdmod.browse = TRUE; 656 # endif 657 # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) 658 cmdmod.confirm = TRUE; 659 # endif 660 /* If there are changed buffers, present the user with a dialog if 661 * possible, otherwise give an error message. */ 662 if (!check_changed_any(FALSE)) 663 getout(0); 664 665 exiting = FALSE; 666 cmdmod = save_cmdmod; 667 setcursor(); /* position cursor */ 668 out_flush(); 669 } 670 #endif 671 672 /* 673 * Set the font. "font_list" is a a comma separated list of font names. The 674 * first font name that works is used. If none is found, use the default 675 * font. 676 * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. 677 * Return OK when able to set the font. When it failed FAIL is returned and 678 * the fonts are unchanged. 679 */ 680 /*ARGSUSED*/ 681 int 682 gui_init_font(font_list, fontset) 683 char_u *font_list; 684 int fontset; 685 { 686 #define FONTLEN 320 687 char_u font_name[FONTLEN]; 688 int font_list_empty = FALSE; 689 int ret = FAIL; 690 691 if (!gui.in_use) 692 return FAIL; 693 694 font_name[0] = NUL; 695 if (*font_list == NUL) 696 font_list_empty = TRUE; 697 else 698 { 699 #ifdef FEAT_XFONTSET 700 /* When using a fontset, the whole list of fonts is one name. */ 701 if (fontset) 702 ret = gui_mch_init_font(font_list, TRUE); 703 else 704 #endif 705 while (*font_list != NUL) 706 { 707 /* Isolate one comma separated font name. */ 708 (void)copy_option_part(&font_list, font_name, FONTLEN, ","); 709 710 /* Careful!!! The Win32 version of gui_mch_init_font(), when 711 * called with "*" will change p_guifont to the selected font 712 * name, which frees the old value. This makes font_list 713 * invalid. Thus when OK is returned here, font_list must no 714 * longer be used! */ 715 if (gui_mch_init_font(font_name, FALSE) == OK) 716 { 717 #if defined(FEAT_MBYTE) && !defined(HAVE_GTK2) 718 /* If it's a Unicode font, try setting 'guifontwide' to a 719 * similar double-width font. */ 720 if ((p_guifontwide == NULL || *p_guifontwide == NUL) 721 && strstr((char *)font_name, "10646") != NULL) 722 set_guifontwide(font_name); 723 #endif 724 ret = OK; 725 break; 726 } 727 } 728 } 729 730 if (ret != OK 731 && STRCMP(font_list, "*") != 0 732 && (font_list_empty || gui.norm_font == NOFONT)) 733 { 734 /* 735 * Couldn't load any font in 'font_list', keep the current font if 736 * there is one. If 'font_list' is empty, or if there is no current 737 * font, tell gui_mch_init_font() to try to find a font we can load. 738 */ 739 ret = gui_mch_init_font(NULL, FALSE); 740 } 741 742 if (ret == OK) 743 { 744 #ifndef HAVE_GTK2 745 /* Set normal font as current font */ 746 # ifdef FEAT_XFONTSET 747 if (gui.fontset != NOFONTSET) 748 gui_mch_set_fontset(gui.fontset); 749 else 750 # endif 751 gui_mch_set_font(gui.norm_font); 752 #endif 753 gui_set_shellsize(FALSE, 754 #ifdef MSWIN 755 TRUE 756 #else 757 FALSE 758 #endif 759 , RESIZE_BOTH); 760 } 761 762 return ret; 763 } 764 765 #if defined(FEAT_MBYTE) || defined(PROTO) 766 # ifndef HAVE_GTK2 767 /* 768 * Try setting 'guifontwide' to a font twice as wide as "name". 769 */ 770 static void 771 set_guifontwide(name) 772 char_u *name; 773 { 774 int i = 0; 775 char_u wide_name[FONTLEN + 10]; /* room for 2 * width and '*' */ 776 char_u *wp = NULL; 777 char_u *p; 778 GuiFont font; 779 780 wp = wide_name; 781 for (p = name; *p != NUL; ++p) 782 { 783 *wp++ = *p; 784 if (*p == '-') 785 { 786 ++i; 787 if (i == 6) /* font type: change "--" to "-*-" */ 788 { 789 if (p[1] == '-') 790 *wp++ = '*'; 791 } 792 else if (i == 12) /* found the width */ 793 { 794 ++p; 795 i = getdigits(&p); 796 if (i != 0) 797 { 798 /* Double the width specification. */ 799 sprintf((char *)wp, "%d%s", i * 2, p); 800 font = gui_mch_get_font(wide_name, FALSE); 801 if (font != NOFONT) 802 { 803 gui_mch_free_font(gui.wide_font); 804 gui.wide_font = font; 805 set_string_option_direct((char_u *)"gfw", -1, 806 wide_name, OPT_FREE, 0); 807 } 808 } 809 break; 810 } 811 } 812 } 813 } 814 # endif /* !HAVE_GTK2 */ 815 816 /* 817 * Get the font for 'guifontwide'. 818 * Return FAIL for an invalid font name. 819 */ 820 int 821 gui_get_wide_font() 822 { 823 GuiFont font = NOFONT; 824 char_u font_name[FONTLEN]; 825 char_u *p; 826 827 if (!gui.in_use) /* Can't allocate font yet, assume it's OK. */ 828 return OK; /* Will give an error message later. */ 829 830 if (p_guifontwide != NULL && *p_guifontwide != NUL) 831 { 832 for (p = p_guifontwide; *p != NUL; ) 833 { 834 /* Isolate one comma separated font name. */ 835 (void)copy_option_part(&p, font_name, FONTLEN, ","); 836 font = gui_mch_get_font(font_name, FALSE); 837 if (font != NOFONT) 838 break; 839 } 840 if (font == NOFONT) 841 return FAIL; 842 } 843 844 gui_mch_free_font(gui.wide_font); 845 #ifdef HAVE_GTK2 846 /* Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. */ 847 if (font != NOFONT && gui.norm_font != NOFONT 848 && pango_font_description_equal(font, gui.norm_font)) 849 { 850 gui.wide_font = NOFONT; 851 gui_mch_free_font(font); 852 } 853 else 854 #endif 855 gui.wide_font = font; 856 return OK; 857 } 858 #endif 859 860 void 861 gui_set_cursor(row, col) 862 int row; 863 int col; 864 { 865 gui.row = row; 866 gui.col = col; 867 } 868 869 /* 870 * gui_check_pos - check if the cursor is on the screen. 871 */ 872 static void 873 gui_check_pos() 874 { 875 if (gui.row >= screen_Rows) 876 gui.row = screen_Rows - 1; 877 if (gui.col >= screen_Columns) 878 gui.col = screen_Columns - 1; 879 if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) 880 gui.cursor_is_valid = FALSE; 881 } 882 883 /* 884 * Redraw the cursor if necessary or when forced. 885 * Careful: The contents of ScreenLines[] must match what is on the screen, 886 * otherwise this goes wrong. May need to call out_flush() first. 887 */ 888 void 889 gui_update_cursor(force, clear_selection) 890 int force; /* when TRUE, update even when not moved */ 891 int clear_selection;/* clear selection under cursor */ 892 { 893 int cur_width = 0; 894 int cur_height = 0; 895 int old_hl_mask; 896 int idx; 897 int id; 898 guicolor_T cfg, cbg, cc; /* cursor fore-/background color */ 899 int cattr; /* cursor attributes */ 900 int attr; 901 attrentry_T *aep = NULL; 902 903 /* Don't update the cursor when halfway busy scrolling. 904 * ScreenLines[] isn't valid then. */ 905 if (!can_update_cursor) 906 return; 907 908 gui_check_pos(); 909 if (!gui.cursor_is_valid || force 910 || gui.row != gui.cursor_row || gui.col != gui.cursor_col) 911 { 912 gui_undraw_cursor(); 913 if (gui.row < 0) 914 return; 915 #ifdef USE_IM_CONTROL 916 if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) 917 im_set_position(gui.row, gui.col); 918 #endif 919 gui.cursor_row = gui.row; 920 gui.cursor_col = gui.col; 921 922 /* Only write to the screen after ScreenLines[] has been initialized */ 923 if (!screen_cleared || ScreenLines == NULL) 924 return; 925 926 /* Clear the selection if we are about to write over it */ 927 if (clear_selection) 928 clip_may_clear_selection(gui.row, gui.row); 929 /* Check that the cursor is inside the shell (resizing may have made 930 * it invalid) */ 931 if (gui.row >= screen_Rows || gui.col >= screen_Columns) 932 return; 933 934 gui.cursor_is_valid = TRUE; 935 936 /* 937 * How the cursor is drawn depends on the current mode. 938 */ 939 idx = get_shape_idx(FALSE); 940 if (State & LANGMAP) 941 id = shape_table[idx].id_lm; 942 else 943 id = shape_table[idx].id; 944 945 /* get the colors and attributes for the cursor. Default is inverted */ 946 cfg = INVALCOLOR; 947 cbg = INVALCOLOR; 948 cattr = HL_INVERSE; 949 gui_mch_set_blinking(shape_table[idx].blinkwait, 950 shape_table[idx].blinkon, 951 shape_table[idx].blinkoff); 952 if (id > 0) 953 { 954 cattr = syn_id2colors(id, &cfg, &cbg); 955 #if defined(USE_IM_CONTROL) || defined(FEAT_HANGULIN) 956 { 957 static int iid; 958 guicolor_T fg, bg; 959 960 if (im_get_status()) 961 { 962 iid = syn_name2id((char_u *)"CursorIM"); 963 if (iid > 0) 964 { 965 syn_id2colors(iid, &fg, &bg); 966 if (bg != INVALCOLOR) 967 cbg = bg; 968 if (fg != INVALCOLOR) 969 cfg = fg; 970 } 971 } 972 } 973 #endif 974 } 975 976 /* 977 * Get the attributes for the character under the cursor. 978 * When no cursor color was given, use the character color. 979 */ 980 attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; 981 if (attr > HL_ALL) 982 aep = syn_gui_attr2entry(attr); 983 if (aep != NULL) 984 { 985 attr = aep->ae_attr; 986 if (cfg == INVALCOLOR) 987 cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 988 : aep->ae_u.gui.fg_color); 989 if (cbg == INVALCOLOR) 990 cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 991 : aep->ae_u.gui.bg_color); 992 } 993 if (cfg == INVALCOLOR) 994 cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; 995 if (cbg == INVALCOLOR) 996 cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; 997 998 #ifdef FEAT_XIM 999 if (aep != NULL) 1000 { 1001 xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color 1002 : aep->ae_u.gui.bg_color); 1003 xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color 1004 : aep->ae_u.gui.fg_color); 1005 if (xim_bg_color == INVALCOLOR) 1006 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1007 : gui.back_pixel; 1008 if (xim_fg_color == INVALCOLOR) 1009 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1010 : gui.norm_pixel; 1011 } 1012 else 1013 { 1014 xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel 1015 : gui.back_pixel; 1016 xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel 1017 : gui.norm_pixel; 1018 } 1019 #endif 1020 1021 attr &= ~HL_INVERSE; 1022 if (cattr & HL_INVERSE) 1023 { 1024 cc = cbg; 1025 cbg = cfg; 1026 cfg = cc; 1027 } 1028 cattr &= ~HL_INVERSE; 1029 1030 /* 1031 * When we don't have window focus, draw a hollow cursor. 1032 */ 1033 if (!gui.in_focus) 1034 { 1035 gui_mch_draw_hollow_cursor(cbg); 1036 return; 1037 } 1038 1039 old_hl_mask = gui.highlight_mask; 1040 if (shape_table[idx].shape == SHAPE_BLOCK 1041 #ifdef FEAT_HANGULIN 1042 || composing_hangul 1043 #endif 1044 ) 1045 { 1046 /* 1047 * Draw the text character with the cursor colors. Use the 1048 * character attributes plus the cursor attributes. 1049 */ 1050 gui.highlight_mask = (cattr | attr); 1051 #ifdef FEAT_HANGULIN 1052 if (composing_hangul) 1053 (void)gui_outstr_nowrap(composing_hangul_buffer, 2, 1054 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1055 else 1056 #endif 1057 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1058 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); 1059 } 1060 else 1061 { 1062 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1063 int col_off = FALSE; 1064 #endif 1065 /* 1066 * First draw the partial cursor, then overwrite with the text 1067 * character, using a transparent background. 1068 */ 1069 if (shape_table[idx].shape == SHAPE_VER) 1070 { 1071 cur_height = gui.char_height; 1072 cur_width = (gui.char_width * shape_table[idx].percentage 1073 + 99) / 100; 1074 } 1075 else 1076 { 1077 cur_height = (gui.char_height * shape_table[idx].percentage 1078 + 99) / 100; 1079 cur_width = gui.char_width; 1080 } 1081 #ifdef FEAT_MBYTE 1082 if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col) > 1) 1083 { 1084 /* Double wide character. */ 1085 if (shape_table[idx].shape != SHAPE_VER) 1086 cur_width += gui.char_width; 1087 # ifdef FEAT_RIGHTLEFT 1088 if (CURSOR_BAR_RIGHT) 1089 { 1090 /* gui.col points to the left halve of the character but 1091 * the vertical line needs to be on the right halve. 1092 * A double-wide horizontal line is also drawn from the 1093 * right halve in gui_mch_draw_part_cursor(). */ 1094 col_off = TRUE; 1095 ++gui.col; 1096 } 1097 # endif 1098 } 1099 #endif 1100 gui_mch_draw_part_cursor(cur_width, cur_height, cbg); 1101 #if defined(FEAT_MBYTE) && defined(FEAT_RIGHTLEFT) 1102 if (col_off) 1103 --gui.col; 1104 #endif 1105 1106 #ifndef FEAT_GUI_MSWIN /* doesn't seem to work for MSWindows */ 1107 gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; 1108 (void)gui_screenchar(LineOffset[gui.row] + gui.col, 1109 GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, 1110 (guicolor_T)0, (guicolor_T)0, 0); 1111 #endif 1112 } 1113 gui.highlight_mask = old_hl_mask; 1114 } 1115 } 1116 1117 #if defined(FEAT_MENU) || defined(PROTO) 1118 void 1119 gui_position_menu() 1120 { 1121 # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) 1122 if (gui.menu_is_active && gui.in_use) 1123 gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); 1124 # endif 1125 } 1126 #endif 1127 1128 /* 1129 * Position the various GUI components (text area, menu). The vertical 1130 * scrollbars are NOT handled here. See gui_update_scrollbars(). 1131 */ 1132 /*ARGSUSED*/ 1133 static void 1134 gui_position_components(total_width) 1135 int total_width; 1136 { 1137 int text_area_x; 1138 int text_area_y; 1139 int text_area_width; 1140 int text_area_height; 1141 1142 /* avoid that moving components around generates events */ 1143 ++hold_gui_events; 1144 1145 text_area_x = 0; 1146 if (gui.which_scrollbars[SBAR_LEFT]) 1147 text_area_x += gui.scrollbar_width; 1148 1149 text_area_y = 0; 1150 #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) 1151 gui.menu_width = total_width; 1152 if (gui.menu_is_active) 1153 text_area_y += gui.menu_height; 1154 #endif 1155 #if defined(FEAT_TOOLBAR) && defined(FEAT_GUI_MSWIN) 1156 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1157 text_area_y = TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 1158 #endif 1159 1160 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1161 || defined(FEAT_GUI_MOTIF)) 1162 if (gui_has_tabline()) 1163 text_area_y += gui.tabline_height; 1164 #endif 1165 1166 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) 1167 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1168 { 1169 # ifdef FEAT_GUI_ATHENA 1170 gui_mch_set_toolbar_pos(0, text_area_y, 1171 gui.menu_width, gui.toolbar_height); 1172 # endif 1173 text_area_y += gui.toolbar_height; 1174 } 1175 #endif 1176 1177 text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; 1178 text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; 1179 1180 gui_mch_set_text_area_pos(text_area_x, 1181 text_area_y, 1182 text_area_width, 1183 text_area_height 1184 #if defined(FEAT_XIM) && !defined(HAVE_GTK2) 1185 + xim_get_status_area_height() 1186 #endif 1187 ); 1188 #ifdef FEAT_MENU 1189 gui_position_menu(); 1190 #endif 1191 if (gui.which_scrollbars[SBAR_BOTTOM]) 1192 gui_mch_set_scrollbar_pos(&gui.bottom_sbar, 1193 text_area_x, 1194 text_area_y + text_area_height, 1195 text_area_width, 1196 gui.scrollbar_height); 1197 gui.left_sbar_x = 0; 1198 gui.right_sbar_x = text_area_x + text_area_width; 1199 1200 --hold_gui_events; 1201 } 1202 1203 /* 1204 * Get the width of the widgets and decorations to the side of the text area. 1205 */ 1206 int 1207 gui_get_base_width() 1208 { 1209 int base_width; 1210 1211 base_width = 2 * gui.border_offset; 1212 if (gui.which_scrollbars[SBAR_LEFT]) 1213 base_width += gui.scrollbar_width; 1214 if (gui.which_scrollbars[SBAR_RIGHT]) 1215 base_width += gui.scrollbar_width; 1216 return base_width; 1217 } 1218 1219 /* 1220 * Get the height of the widgets and decorations above and below the text area. 1221 */ 1222 int 1223 gui_get_base_height() 1224 { 1225 int base_height; 1226 1227 base_height = 2 * gui.border_offset; 1228 if (gui.which_scrollbars[SBAR_BOTTOM]) 1229 base_height += gui.scrollbar_height; 1230 #ifdef FEAT_GUI_GTK 1231 /* We can't take the sizes properly into account until anything is 1232 * realized. Therefore we recalculate all the values here just before 1233 * setting the size. (--mdcki) */ 1234 #else 1235 # ifdef FEAT_MENU 1236 if (gui.menu_is_active) 1237 base_height += gui.menu_height; 1238 # endif 1239 # ifdef FEAT_TOOLBAR 1240 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 1241 # if defined(FEAT_GUI_MSWIN) && defined(FEAT_TOOLBAR) 1242 base_height += (TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT); 1243 # else 1244 base_height += gui.toolbar_height; 1245 # endif 1246 # endif 1247 # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ 1248 || defined(FEAT_GUI_MOTIF)) 1249 if (gui_has_tabline()) 1250 base_height += gui.tabline_height; 1251 # endif 1252 # ifdef FEAT_FOOTER 1253 if (vim_strchr(p_go, GO_FOOTER) != NULL) 1254 base_height += gui.footer_height; 1255 # endif 1256 # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) 1257 base_height += gui_mch_text_area_extra_height(); 1258 # endif 1259 #endif 1260 return base_height; 1261 } 1262 1263 /* 1264 * Should be called after the GUI shell has been resized. Its arguments are 1265 * the new width and height of the shell in pixels. 1266 */ 1267 void 1268 gui_resize_shell(pixel_width, pixel_height) 1269 int pixel_width; 1270 int pixel_height; 1271 { 1272 static int busy = FALSE; 1273 1274 if (!gui.shell_created) /* ignore when still initializing */ 1275 return; 1276 1277 /* 1278 * Can't resize the screen while it is being redrawn. Remember the new 1279 * size and handle it later. 1280 */ 1281 if (updating_screen || busy) 1282 { 1283 new_pixel_width = pixel_width; 1284 new_pixel_height = pixel_height; 1285 return; 1286 } 1287 1288 again: 1289 busy = TRUE; 1290 1291 /* Flush pending output before redrawing */ 1292 out_flush(); 1293 1294 gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; 1295 gui.num_rows = (pixel_height - gui_get_base_height() 1296 #if !defined(FEAT_GUI_PHOTON) && !defined(FEAT_GUI_MSWIN) 1297 + (gui.char_height / 2) 1298 #endif 1299 ) / 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(HAVE_GTK2) 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 1343 gui_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 1360 gui_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 /*ARGSUSED*/ 1373 void 1374 gui_set_shellsize(mustset, fit_to_display, direction) 1375 int mustset; /* set by the user */ 1376 int fit_to_display; 1377 int direction; /* RESIZE_HOR, RESIZE_VER */ 1378 { 1379 int base_width; 1380 int base_height; 1381 int width; 1382 int height; 1383 int min_width; 1384 int min_height; 1385 int screen_w; 1386 int screen_h; 1387 1388 if (!gui.shell_created) 1389 return; 1390 1391 #ifdef MSWIN 1392 /* If not setting to a user specified size and maximized, calculate the 1393 * number of characters that fit in the maximized window. */ 1394 if (!mustset && gui_mch_maximized()) 1395 { 1396 gui_mch_newfont(); 1397 return; 1398 } 1399 #endif 1400 1401 base_width = gui_get_base_width(); 1402 base_height = gui_get_base_height(); 1403 #ifdef USE_SUN_WORKSHOP 1404 if (!mustset && usingSunWorkShop 1405 && workshop_get_width_height(&width, &height)) 1406 { 1407 Columns = (width - base_width + gui.char_width - 1) / gui.char_width; 1408 Rows = (height - base_height + gui.char_height - 1) / gui.char_height; 1409 } 1410 else 1411 #endif 1412 { 1413 width = Columns * gui.char_width + base_width; 1414 height = Rows * gui.char_height + base_height; 1415 } 1416 1417 if (fit_to_display) 1418 { 1419 gui_mch_get_screen_dimensions(&screen_w, &screen_h); 1420 if ((direction & RESIZE_HOR) && width > screen_w) 1421 { 1422 Columns = (screen_w - base_width) / gui.char_width; 1423 if (Columns < MIN_COLUMNS) 1424 Columns = MIN_COLUMNS; 1425 width = Columns * gui.char_width + base_width; 1426 } 1427 if ((direction & RESIZE_VERT) && height > screen_h) 1428 { 1429 Rows = (screen_h - base_height) / gui.char_height; 1430 check_shellsize(); 1431 height = Rows * gui.char_height + base_height; 1432 } 1433 } 1434 gui.num_cols = Columns; 1435 gui.num_rows = Rows; 1436 1437 min_width = base_width + MIN_COLUMNS * gui.char_width; 1438 min_height = base_height + MIN_LINES * gui.char_height; 1439 # ifdef FEAT_WINDOWS 1440 min_height += tabline_height() * gui.char_height; 1441 # endif 1442 1443 gui_mch_set_shellsize(width, height, min_width, min_height, 1444 base_width, base_height, direction); 1445 if (fit_to_display) 1446 { 1447 int x, y; 1448 1449 /* Some window managers put the Vim window left of/above the screen. */ 1450 gui_mch_update(); 1451 if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) 1452 gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); 1453 } 1454 1455 gui_position_components(width); 1456 gui_update_scrollbars(TRUE); 1457 gui_reset_scroll_region(); 1458 } 1459 1460 /* 1461 * Called when Rows and/or Columns has changed. 1462 */ 1463 void 1464 gui_new_shellsize() 1465 { 1466 gui_reset_scroll_region(); 1467 } 1468 1469 /* 1470 * Make scroll region cover whole screen. 1471 */ 1472 void 1473 gui_reset_scroll_region() 1474 { 1475 gui.scroll_region_top = 0; 1476 gui.scroll_region_bot = gui.num_rows - 1; 1477 gui.scroll_region_left = 0; 1478 gui.scroll_region_right = gui.num_cols - 1; 1479 } 1480 1481 void 1482 gui_start_highlight(mask) 1483 int mask; 1484 { 1485 if (mask > HL_ALL) /* highlight code */ 1486 gui.highlight_mask = mask; 1487 else /* mask */ 1488 gui.highlight_mask |= mask; 1489 } 1490 1491 void 1492 gui_stop_highlight(mask) 1493 int mask; 1494 { 1495 if (mask > HL_ALL) /* highlight code */ 1496 gui.highlight_mask = HL_NORMAL; 1497 else /* mask */ 1498 gui.highlight_mask &= ~mask; 1499 } 1500 1501 /* 1502 * Clear a rectangular region of the screen from text pos (row1, col1) to 1503 * (row2, col2) inclusive. 1504 */ 1505 void 1506 gui_clear_block(row1, col1, row2, col2) 1507 int row1; 1508 int col1; 1509 int row2; 1510 int col2; 1511 { 1512 /* Clear the selection if we are about to write over it */ 1513 clip_may_clear_selection(row1, row2); 1514 1515 gui_mch_clear_block(row1, col1, row2, col2); 1516 1517 /* Invalidate cursor if it was in this block */ 1518 if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 1519 && gui.cursor_col >= col1 && gui.cursor_col <= col2) 1520 gui.cursor_is_valid = FALSE; 1521 } 1522 1523 /* 1524 * Write code to update the cursor later. This avoids the need to flush the 1525 * output buffer before calling gui_update_cursor(). 1526 */ 1527 void 1528 gui_update_cursor_later() 1529 { 1530 OUT_STR(IF_EB("\033|s", ESC_STR "|s")); 1531 } 1532 1533 void 1534 gui_write(s, len) 1535 char_u *s; 1536 int len; 1537 { 1538 char_u *p; 1539 int arg1 = 0, arg2 = 0; 1540 /* this doesn't make sense, disabled until someone can explain why it 1541 * would be needed */ 1542 #if 0 && (defined(RISCOS) || defined(WIN16)) 1543 int force_cursor = TRUE; /* JK230798, stop Vim being smart or 1544 our redraw speed will suffer */ 1545 #else 1546 int force_cursor = FALSE; /* force cursor update */ 1547 #endif 1548 int force_scrollbar = FALSE; 1549 static win_T *old_curwin = NULL; 1550 1551 /* #define DEBUG_GUI_WRITE */ 1552 #ifdef DEBUG_GUI_WRITE 1553 { 1554 int i; 1555 char_u *str; 1556 1557 printf("gui_write(%d):\n ", len); 1558 for (i = 0; i < len; i++) 1559 if (s[i] == ESC) 1560 { 1561 if (i != 0) 1562 printf("\n "); 1563 printf("<ESC>"); 1564 } 1565 else 1566 { 1567 str = transchar_byte(s[i]); 1568 if (str[0] && str[1]) 1569 printf("<%s>", (char *)str); 1570 else 1571 printf("%s", (char *)str); 1572 } 1573 printf("\n"); 1574 } 1575 #endif 1576 while (len) 1577 { 1578 if (s[0] == ESC && s[1] == '|') 1579 { 1580 p = s + 2; 1581 if (VIM_ISDIGIT(*p)) 1582 { 1583 arg1 = getdigits(&p); 1584 if (p > s + len) 1585 break; 1586 if (*p == ';') 1587 { 1588 ++p; 1589 arg2 = getdigits(&p); 1590 if (p > s + len) 1591 break; 1592 } 1593 } 1594 switch (*p) 1595 { 1596 case 'C': /* Clear screen */ 1597 clip_scroll_selection(9999); 1598 gui_mch_clear_all(); 1599 gui.cursor_is_valid = FALSE; 1600 force_scrollbar = TRUE; 1601 break; 1602 case 'M': /* Move cursor */ 1603 gui_set_cursor(arg1, arg2); 1604 break; 1605 case 's': /* force cursor (shape) update */ 1606 force_cursor = TRUE; 1607 break; 1608 case 'R': /* Set scroll region */ 1609 if (arg1 < arg2) 1610 { 1611 gui.scroll_region_top = arg1; 1612 gui.scroll_region_bot = arg2; 1613 } 1614 else 1615 { 1616 gui.scroll_region_top = arg2; 1617 gui.scroll_region_bot = arg1; 1618 } 1619 break; 1620 #ifdef FEAT_VERTSPLIT 1621 case 'V': /* Set vertical scroll region */ 1622 if (arg1 < arg2) 1623 { 1624 gui.scroll_region_left = arg1; 1625 gui.scroll_region_right = arg2; 1626 } 1627 else 1628 { 1629 gui.scroll_region_left = arg2; 1630 gui.scroll_region_right = arg1; 1631 } 1632 break; 1633 #endif 1634 case 'd': /* Delete line */ 1635 gui_delete_lines(gui.row, 1); 1636 break; 1637 case 'D': /* Delete lines */ 1638 gui_delete_lines(gui.row, arg1); 1639 break; 1640 case 'i': /* Insert line */ 1641 gui_insert_lines(gui.row, 1); 1642 break; 1643 case 'I': /* Insert lines */ 1644 gui_insert_lines(gui.row, arg1); 1645 break; 1646 case '$': /* Clear to end-of-line */ 1647 gui_clear_block(gui.row, gui.col, gui.row, 1648 (int)Columns - 1); 1649 break; 1650 case 'h': /* Turn on highlighting */ 1651 gui_start_highlight(arg1); 1652 break; 1653 case 'H': /* Turn off highlighting */ 1654 gui_stop_highlight(arg1); 1655 break; 1656 case 'f': /* flash the window (visual bell) */ 1657 gui_mch_flash(arg1 == 0 ? 20 : arg1); 1658 break; 1659 default: 1660 p = s + 1; /* Skip the ESC */ 1661 break; 1662 } 1663 len -= (int)(++p - s); 1664 s = p; 1665 } 1666 else if ( 1667 #ifdef EBCDIC 1668 CtrlChar(s[0]) != 0 /* Ctrl character */ 1669 #else 1670 s[0] < 0x20 /* Ctrl character */ 1671 #endif 1672 #ifdef FEAT_SIGN_ICONS 1673 && s[0] != SIGN_BYTE 1674 # ifdef FEAT_NETBEANS_INTG 1675 && s[0] != MULTISIGN_BYTE 1676 # endif 1677 #endif 1678 ) 1679 { 1680 if (s[0] == '\n') /* NL */ 1681 { 1682 gui.col = 0; 1683 if (gui.row < gui.scroll_region_bot) 1684 gui.row++; 1685 else 1686 gui_delete_lines(gui.scroll_region_top, 1); 1687 } 1688 else if (s[0] == '\r') /* CR */ 1689 { 1690 gui.col = 0; 1691 } 1692 else if (s[0] == '\b') /* Backspace */ 1693 { 1694 if (gui.col) 1695 --gui.col; 1696 } 1697 else if (s[0] == Ctrl_L) /* cursor-right */ 1698 { 1699 ++gui.col; 1700 } 1701 else if (s[0] == Ctrl_G) /* Beep */ 1702 { 1703 gui_mch_beep(); 1704 } 1705 /* Other Ctrl character: shouldn't happen! */ 1706 1707 --len; /* Skip this char */ 1708 ++s; 1709 } 1710 else 1711 { 1712 p = s; 1713 while (len > 0 && ( 1714 #ifdef EBCDIC 1715 CtrlChar(*p) == 0 1716 #else 1717 *p >= 0x20 1718 #endif 1719 #ifdef FEAT_SIGN_ICONS 1720 || *p == SIGN_BYTE 1721 # ifdef FEAT_NETBEANS_INTG 1722 || *p == MULTISIGN_BYTE 1723 # endif 1724 #endif 1725 )) 1726 { 1727 len--; 1728 p++; 1729 } 1730 gui_outstr(s, (int)(p - s)); 1731 s = p; 1732 } 1733 } 1734 1735 /* Postponed update of the cursor (won't work if "can_update_cursor" isn't 1736 * set). */ 1737 if (force_cursor) 1738 gui_update_cursor(TRUE, TRUE); 1739 1740 /* When switching to another window the dragging must have stopped. 1741 * Required for GTK, dragged_sb isn't reset. */ 1742 if (old_curwin != curwin) 1743 gui.dragged_sb = SBAR_NONE; 1744 1745 /* Update the scrollbars after clearing the screen or when switched 1746 * to another window. 1747 * Update the horizontal scrollbar always, it's difficult to check all 1748 * situations where it might change. */ 1749 if (force_scrollbar || old_curwin != curwin) 1750 gui_update_scrollbars(force_scrollbar); 1751 else 1752 gui_update_horiz_scrollbar(FALSE); 1753 old_curwin = curwin; 1754 1755 /* 1756 * We need to make sure this is cleared since Athena doesn't tell us when 1757 * he is done dragging. Do the same for GTK. 1758 */ 1759 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_GTK) 1760 gui.dragged_sb = SBAR_NONE; 1761 #endif 1762 1763 gui_mch_flush(); /* In case vim decides to take a nap */ 1764 } 1765 1766 /* 1767 * When ScreenLines[] is invalid, updating the cursor should not be done, it 1768 * produces wrong results. Call gui_dont_update_cursor() before that code and 1769 * gui_can_update_cursor() afterwards. 1770 */ 1771 void 1772 gui_dont_update_cursor() 1773 { 1774 if (gui.in_use) 1775 { 1776 /* Undraw the cursor now, we probably can't do it after the change. */ 1777 gui_undraw_cursor(); 1778 can_update_cursor = FALSE; 1779 } 1780 } 1781 1782 void 1783 gui_can_update_cursor() 1784 { 1785 can_update_cursor = TRUE; 1786 /* No need to update the cursor right now, there is always more output 1787 * after scrolling. */ 1788 } 1789 1790 static void 1791 gui_outstr(s, len) 1792 char_u *s; 1793 int len; 1794 { 1795 int this_len; 1796 #ifdef FEAT_MBYTE 1797 int cells; 1798 #endif 1799 1800 if (len == 0) 1801 return; 1802 1803 if (len < 0) 1804 len = (int)STRLEN(s); 1805 1806 while (len > 0) 1807 { 1808 #ifdef FEAT_MBYTE 1809 if (has_mbyte) 1810 { 1811 /* Find out how many chars fit in the current line. */ 1812 cells = 0; 1813 for (this_len = 0; this_len < len; ) 1814 { 1815 cells += (*mb_ptr2cells)(s + this_len); 1816 if (gui.col + cells > Columns) 1817 break; 1818 this_len += (*mb_ptr2len)(s + this_len); 1819 } 1820 if (this_len > len) 1821 this_len = len; /* don't include following composing char */ 1822 } 1823 else 1824 #endif 1825 if (gui.col + len > Columns) 1826 this_len = Columns - gui.col; 1827 else 1828 this_len = len; 1829 1830 (void)gui_outstr_nowrap(s, this_len, 1831 0, (guicolor_T)0, (guicolor_T)0, 0); 1832 s += this_len; 1833 len -= this_len; 1834 #ifdef FEAT_MBYTE 1835 /* fill up for a double-width char that doesn't fit. */ 1836 if (len > 0 && gui.col < Columns) 1837 (void)gui_outstr_nowrap((char_u *)" ", 1, 1838 0, (guicolor_T)0, (guicolor_T)0, 0); 1839 #endif 1840 /* The cursor may wrap to the next line. */ 1841 if (gui.col >= Columns) 1842 { 1843 gui.col = 0; 1844 gui.row++; 1845 } 1846 } 1847 } 1848 1849 /* 1850 * Output one character (may be one or two display cells). 1851 * Caller must check for valid "off". 1852 * Returns FAIL or OK, just like gui_outstr_nowrap(). 1853 */ 1854 static int 1855 gui_screenchar(off, flags, fg, bg, back) 1856 int off; /* Offset from start of screen */ 1857 int flags; 1858 guicolor_T fg, bg; /* colors for cursor */ 1859 int back; /* backup this many chars when using bold trick */ 1860 { 1861 #ifdef FEAT_MBYTE 1862 char_u buf[MB_MAXBYTES + 1]; 1863 1864 /* Don't draw right halve of a double-width UTF-8 char. "cannot happen" */ 1865 if (enc_utf8 && ScreenLines[off] == 0) 1866 return OK; 1867 1868 if (enc_utf8 && ScreenLinesUC[off] != 0) 1869 /* Draw UTF-8 multi-byte character. */ 1870 return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), 1871 flags, fg, bg, back); 1872 1873 if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 1874 { 1875 buf[0] = ScreenLines[off]; 1876 buf[1] = ScreenLines2[off]; 1877 return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); 1878 } 1879 1880 /* Draw non-multi-byte character or DBCS character. */ 1881 return gui_outstr_nowrap(ScreenLines + off, 1882 enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, 1883 flags, fg, bg, back); 1884 #else 1885 return gui_outstr_nowrap(ScreenLines + off, 1, flags, fg, bg, back); 1886 #endif 1887 } 1888 1889 #ifdef HAVE_GTK2 1890 /* 1891 * Output the string at the given screen position. This is used in place 1892 * of gui_screenchar() where possible because Pango needs as much context 1893 * as possible to work nicely. It's a lot faster as well. 1894 */ 1895 static int 1896 gui_screenstr(off, len, flags, fg, bg, back) 1897 int off; /* Offset from start of screen */ 1898 int len; /* string length in screen cells */ 1899 int flags; 1900 guicolor_T fg, bg; /* colors for cursor */ 1901 int back; /* backup this many chars when using bold trick */ 1902 { 1903 char_u *buf; 1904 int outlen = 0; 1905 int i; 1906 int retval; 1907 1908 if (len <= 0) /* "cannot happen"? */ 1909 return OK; 1910 1911 if (enc_utf8) 1912 { 1913 buf = alloc((unsigned)(len * MB_MAXBYTES + 1)); 1914 if (buf == NULL) 1915 return OK; /* not much we could do here... */ 1916 1917 for (i = off; i < off + len; ++i) 1918 { 1919 if (ScreenLines[i] == 0) 1920 continue; /* skip second half of double-width char */ 1921 1922 if (ScreenLinesUC[i] == 0) 1923 buf[outlen++] = ScreenLines[i]; 1924 else 1925 outlen += utfc_char2bytes(i, buf + outlen); 1926 } 1927 1928 buf[outlen] = NUL; /* only to aid debugging */ 1929 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 1930 vim_free(buf); 1931 1932 return retval; 1933 } 1934 else if (enc_dbcs == DBCS_JPNU) 1935 { 1936 buf = alloc((unsigned)(len * 2 + 1)); 1937 if (buf == NULL) 1938 return OK; /* not much we could do here... */ 1939 1940 for (i = off; i < off + len; ++i) 1941 { 1942 buf[outlen++] = ScreenLines[i]; 1943 1944 /* handle double-byte single-width char */ 1945 if (ScreenLines[i] == 0x8e) 1946 buf[outlen++] = ScreenLines2[i]; 1947 else if (MB_BYTE2LEN(ScreenLines[i]) == 2) 1948 buf[outlen++] = ScreenLines[++i]; 1949 } 1950 1951 buf[outlen] = NUL; /* only to aid debugging */ 1952 retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); 1953 vim_free(buf); 1954 1955 return retval; 1956 } 1957 else 1958 { 1959 return gui_outstr_nowrap(&ScreenLines[off], len, 1960 flags, fg, bg, back); 1961 } 1962 } 1963 #endif /* HAVE_GTK2 */ 1964 1965 /* 1966 * Output the given string at the current cursor position. If the string is 1967 * too long to fit on the line, then it is truncated. 1968 * "flags": 1969 * GUI_MON_IS_CURSOR should only be used when this function is being called to 1970 * actually draw (an inverted) cursor. 1971 * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparant 1972 * background. 1973 * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over 1974 * it. 1975 * Returns OK, unless "back" is non-zero and using the bold trick, then return 1976 * FAIL (the caller should start drawing "back" chars back). 1977 */ 1978 int 1979 gui_outstr_nowrap(s, len, flags, fg, bg, back) 1980 char_u *s; 1981 int len; 1982 int flags; 1983 guicolor_T fg, bg; /* colors for cursor */ 1984 int back; /* backup this many chars when using bold trick */ 1985 { 1986 long_u highlight_mask; 1987 long_u hl_mask_todo; 1988 guicolor_T fg_color; 1989 guicolor_T bg_color; 1990 guicolor_T sp_color; 1991 #if !defined(MSWIN16_FASTTEXT) && !defined(HAVE_GTK2) 1992 GuiFont font = NOFONT; 1993 # ifdef FEAT_XFONTSET 1994 GuiFontset fontset = NOFONTSET; 1995 # endif 1996 #endif 1997 attrentry_T *aep = NULL; 1998 int draw_flags; 1999 int col = gui.col; 2000 #ifdef FEAT_SIGN_ICONS 2001 int draw_sign = FALSE; 2002 # ifdef FEAT_NETBEANS_INTG 2003 int multi_sign = FALSE; 2004 # endif 2005 #endif 2006 2007 if (len < 0) 2008 len = (int)STRLEN(s); 2009 if (len == 0) 2010 return OK; 2011 2012 #ifdef FEAT_SIGN_ICONS 2013 if (*s == SIGN_BYTE 2014 # ifdef FEAT_NETBEANS_INTG 2015 || *s == MULTISIGN_BYTE 2016 # endif 2017 ) 2018 { 2019 # ifdef FEAT_NETBEANS_INTG 2020 if (*s == MULTISIGN_BYTE) 2021 multi_sign = TRUE; 2022 # endif 2023 /* draw spaces instead */ 2024 s = (char_u *)" "; 2025 if (len == 1 && col > 0) 2026 --col; 2027 len = 2; 2028 draw_sign = TRUE; 2029 highlight_mask = 0; 2030 } 2031 else 2032 #endif 2033 if (gui.highlight_mask > HL_ALL) 2034 { 2035 aep = syn_gui_attr2entry(gui.highlight_mask); 2036 if (aep == NULL) /* highlighting not set */ 2037 highlight_mask = 0; 2038 else 2039 highlight_mask = aep->ae_attr; 2040 } 2041 else 2042 highlight_mask = gui.highlight_mask; 2043 hl_mask_todo = highlight_mask; 2044 2045 #if !defined(MSWIN16_FASTTEXT) && !defined(HAVE_GTK2) 2046 /* Set the font */ 2047 if (aep != NULL && aep->ae_u.gui.font != NOFONT) 2048 font = aep->ae_u.gui.font; 2049 # ifdef FEAT_XFONTSET 2050 else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) 2051 fontset = aep->ae_u.gui.fontset; 2052 # endif 2053 else 2054 { 2055 # ifdef FEAT_XFONTSET 2056 if (gui.fontset != NOFONTSET) 2057 fontset = gui.fontset; 2058 else 2059 # endif 2060 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2061 { 2062 if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) 2063 { 2064 font = gui.boldital_font; 2065 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); 2066 } 2067 else if (gui.bold_font != NOFONT) 2068 { 2069 font = gui.bold_font; 2070 hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); 2071 } 2072 else 2073 font = gui.norm_font; 2074 } 2075 else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) 2076 { 2077 font = gui.ital_font; 2078 hl_mask_todo &= ~HL_ITALIC; 2079 } 2080 else 2081 font = gui.norm_font; 2082 } 2083 # ifdef FEAT_XFONTSET 2084 if (fontset != NOFONTSET) 2085 gui_mch_set_fontset(fontset); 2086 else 2087 # endif 2088 gui_mch_set_font(font); 2089 #endif 2090 2091 draw_flags = 0; 2092 2093 /* Set the color */ 2094 bg_color = gui.back_pixel; 2095 if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) 2096 { 2097 draw_flags |= DRAW_CURSOR; 2098 fg_color = fg; 2099 bg_color = bg; 2100 sp_color = fg; 2101 } 2102 else if (aep != NULL) 2103 { 2104 fg_color = aep->ae_u.gui.fg_color; 2105 if (fg_color == INVALCOLOR) 2106 fg_color = gui.norm_pixel; 2107 bg_color = aep->ae_u.gui.bg_color; 2108 if (bg_color == INVALCOLOR) 2109 bg_color = gui.back_pixel; 2110 sp_color = aep->ae_u.gui.sp_color; 2111 if (sp_color == INVALCOLOR) 2112 sp_color = fg_color; 2113 } 2114 else 2115 { 2116 fg_color = gui.norm_pixel; 2117 sp_color = fg_color; 2118 } 2119 2120 if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) 2121 { 2122 #if defined(AMIGA) || defined(RISCOS) 2123 gui_mch_set_colors(bg_color, fg_color); 2124 #else 2125 gui_mch_set_fg_color(bg_color); 2126 gui_mch_set_bg_color(fg_color); 2127 #endif 2128 } 2129 else 2130 { 2131 #if defined(AMIGA) || defined(RISCOS) 2132 gui_mch_set_colors(fg_color, bg_color); 2133 #else 2134 gui_mch_set_fg_color(fg_color); 2135 gui_mch_set_bg_color(bg_color); 2136 #endif 2137 } 2138 gui_mch_set_sp_color(sp_color); 2139 2140 /* Clear the selection if we are about to write over it */ 2141 if (!(flags & GUI_MON_NOCLEAR)) 2142 clip_may_clear_selection(gui.row, gui.row); 2143 2144 2145 #ifndef MSWIN16_FASTTEXT 2146 /* If there's no bold font, then fake it */ 2147 if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) 2148 draw_flags |= DRAW_BOLD; 2149 #endif 2150 2151 /* 2152 * When drawing bold or italic characters the spill-over from the left 2153 * neighbor may be destroyed. Let the caller backup to start redrawing 2154 * just after a blank. 2155 */ 2156 if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) 2157 return FAIL; 2158 2159 #if defined(RISCOS) || defined(HAVE_GTK2) 2160 /* If there's no italic font, then fake it. 2161 * For GTK2, we don't need a different font for italic style. */ 2162 if (hl_mask_todo & HL_ITALIC) 2163 draw_flags |= DRAW_ITALIC; 2164 2165 /* Do we underline the text? */ 2166 if (hl_mask_todo & HL_UNDERLINE) 2167 draw_flags |= DRAW_UNDERL; 2168 #else 2169 /* Do we underline the text? */ 2170 if ((hl_mask_todo & HL_UNDERLINE) 2171 # ifndef MSWIN16_FASTTEXT 2172 || (hl_mask_todo & HL_ITALIC) 2173 # endif 2174 ) 2175 draw_flags |= DRAW_UNDERL; 2176 #endif 2177 /* Do we undercurl the text? */ 2178 if (hl_mask_todo & HL_UNDERCURL) 2179 draw_flags |= DRAW_UNDERC; 2180 2181 /* Do we draw transparantly? */ 2182 if (flags & GUI_MON_TRS_CURSOR) 2183 draw_flags |= DRAW_TRANSP; 2184 2185 /* 2186 * Draw the text. 2187 */ 2188 #ifdef HAVE_GTK2 2189 /* The value returned is the length in display cells */ 2190 len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); 2191 #else 2192 # ifdef FEAT_MBYTE 2193 if (enc_utf8) 2194 { 2195 int start; /* index of bytes to be drawn */ 2196 int cells; /* cellwidth of bytes to be drawn */ 2197 int thislen; /* length of bytes to be drawin */ 2198 int cn; /* cellwidth of current char */ 2199 int i; /* index of current char */ 2200 int c; /* current char value */ 2201 int cl; /* byte length of current char */ 2202 int comping; /* current char is composing */ 2203 int scol = col; /* screen column */ 2204 int dowide; /* use 'guifontwide' */ 2205 2206 /* Break the string at a composing character, it has to be drawn on 2207 * top of the previous character. */ 2208 start = 0; 2209 cells = 0; 2210 for (i = 0; i < len; i += cl) 2211 { 2212 c = utf_ptr2char(s + i); 2213 cn = utf_char2cells(c); 2214 if (cn > 1 2215 # ifdef FEAT_XFONTSET 2216 && fontset == NOFONTSET 2217 # endif 2218 && gui.wide_font != NOFONT) 2219 dowide = TRUE; 2220 else 2221 dowide = FALSE; 2222 comping = utf_iscomposing(c); 2223 if (!comping) /* count cells from non-composing chars */ 2224 cells += cn; 2225 cl = utf_ptr2len(s + i); 2226 if (cl == 0) /* hit end of string */ 2227 len = i + cl; /* len must be wrong "cannot happen" */ 2228 2229 /* print the string so far if it's the last character or there is 2230 * a composing character. */ 2231 if (i + cl >= len || (comping && i > start) || dowide 2232 # if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 2233 || (cn > 1 2234 # ifdef FEAT_XFONTSET 2235 /* No fontset: At least draw char after wide char at 2236 * right position. */ 2237 && fontset == NOFONTSET 2238 # endif 2239 ) 2240 # endif 2241 ) 2242 { 2243 if (comping || dowide) 2244 thislen = i - start; 2245 else 2246 thislen = i - start + cl; 2247 if (thislen > 0) 2248 { 2249 gui_mch_draw_string(gui.row, scol, s + start, thislen, 2250 draw_flags); 2251 start += thislen; 2252 } 2253 scol += cells; 2254 cells = 0; 2255 if (dowide) 2256 { 2257 gui_mch_set_font(gui.wide_font); 2258 gui_mch_draw_string(gui.row, scol - cn, 2259 s + start, cl, draw_flags); 2260 gui_mch_set_font(font); 2261 start += cl; 2262 } 2263 2264 # if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 2265 /* No fontset: draw a space to fill the gap after a wide char 2266 * */ 2267 if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 2268 # ifdef FEAT_XFONTSET 2269 && fontset == NOFONTSET 2270 # endif 2271 && !dowide) 2272 gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 2273 1, draw_flags); 2274 # endif 2275 } 2276 /* Draw a composing char on top of the previous char. */ 2277 if (comping) 2278 { 2279 # if (defined(__APPLE_CC__) || defined(__MRC__)) && TARGET_API_MAC_CARBON 2280 /* Carbon ATSUI autodraws composing char over previous char */ 2281 gui_mch_draw_string(gui.row, scol, s + i, cl, 2282 draw_flags | DRAW_TRANSP); 2283 # else 2284 gui_mch_draw_string(gui.row, scol - cn, s + i, cl, 2285 draw_flags | DRAW_TRANSP); 2286 # endif 2287 start = i + cl; 2288 } 2289 } 2290 /* The stuff below assumes "len" is the length in screen columns. */ 2291 len = scol - col; 2292 } 2293 else 2294 # endif 2295 { 2296 gui_mch_draw_string(gui.row, col, s, len, draw_flags); 2297 # ifdef FEAT_MBYTE 2298 if (enc_dbcs == DBCS_JPNU) 2299 { 2300 int clen = 0; 2301 int i; 2302 2303 /* Get the length in display cells, this can be different from the 2304 * number of bytes for "euc-jp". */ 2305 for (i = 0; i < len; i += (*mb_ptr2len)(s + i)) 2306 clen += (*mb_ptr2cells)(s + i); 2307 len = clen; 2308 } 2309 # endif 2310 } 2311 #endif /* !HAVE_GTK2 */ 2312 2313 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2314 gui.col = col + len; 2315 2316 /* May need to invert it when it's part of the selection. */ 2317 if (flags & GUI_MON_NOCLEAR) 2318 clip_may_redraw_selection(gui.row, col, len); 2319 2320 if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) 2321 { 2322 /* Invalidate the old physical cursor position if we wrote over it */ 2323 if (gui.cursor_row == gui.row 2324 && gui.cursor_col >= col 2325 && gui.cursor_col < col + len) 2326 gui.cursor_is_valid = FALSE; 2327 } 2328 2329 #ifdef FEAT_SIGN_ICONS 2330 if (draw_sign) 2331 /* Draw the sign on top of the spaces. */ 2332 gui_mch_drawsign(gui.row, col, gui.highlight_mask); 2333 # ifdef FEAT_NETBEANS_INTG 2334 if (multi_sign) 2335 netbeans_draw_multisign_indicator(gui.row); 2336 # endif 2337 #endif 2338 2339 return OK; 2340 } 2341 2342 /* 2343 * Un-draw the cursor. Actually this just redraws the character at the given 2344 * position. The character just before it too, for when it was in bold. 2345 */ 2346 void 2347 gui_undraw_cursor() 2348 { 2349 if (gui.cursor_is_valid) 2350 { 2351 #ifdef FEAT_HANGULIN 2352 if (composing_hangul 2353 && gui.col == gui.cursor_col && gui.row == gui.cursor_row) 2354 (void)gui_outstr_nowrap(composing_hangul_buffer, 2, 2355 GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, 2356 gui.norm_pixel, gui.back_pixel, 0); 2357 else 2358 { 2359 #endif 2360 if (gui_redraw_block(gui.cursor_row, gui.cursor_col, 2361 gui.cursor_row, gui.cursor_col, GUI_MON_NOCLEAR) 2362 && gui.cursor_col > 0) 2363 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col - 1, 2364 gui.cursor_row, gui.cursor_col - 1, GUI_MON_NOCLEAR); 2365 #ifdef FEAT_HANGULIN 2366 if (composing_hangul) 2367 (void)gui_redraw_block(gui.cursor_row, gui.cursor_col + 1, 2368 gui.cursor_row, gui.cursor_col + 1, GUI_MON_NOCLEAR); 2369 } 2370 #endif 2371 /* Cursor_is_valid is reset when the cursor is undrawn, also reset it 2372 * here in case it wasn't needed to undraw it. */ 2373 gui.cursor_is_valid = FALSE; 2374 } 2375 } 2376 2377 void 2378 gui_redraw(x, y, w, h) 2379 int x; 2380 int y; 2381 int w; 2382 int h; 2383 { 2384 int row1, col1, row2, col2; 2385 2386 row1 = Y_2_ROW(y); 2387 col1 = X_2_COL(x); 2388 row2 = Y_2_ROW(y + h - 1); 2389 col2 = X_2_COL(x + w - 1); 2390 2391 (void)gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); 2392 2393 /* 2394 * We may need to redraw the cursor, but don't take it upon us to change 2395 * its location after a scroll. 2396 * (maybe be more strict even and test col too?) 2397 * These things may be outside the update/clipping region and reality may 2398 * not reflect Vims internal ideas if these operations are clipped away. 2399 */ 2400 if (gui.row == gui.cursor_row) 2401 gui_update_cursor(TRUE, TRUE); 2402 } 2403 2404 /* 2405 * Draw a rectangular block of characters, from row1 to row2 (inclusive) and 2406 * from col1 to col2 (inclusive). 2407 * Return TRUE when the character before the first drawn character has 2408 * different attributes (may have to be redrawn too). 2409 */ 2410 int 2411 gui_redraw_block(row1, col1, row2, col2, flags) 2412 int row1; 2413 int col1; 2414 int row2; 2415 int col2; 2416 int flags; /* flags for gui_outstr_nowrap() */ 2417 { 2418 int old_row, old_col; 2419 long_u old_hl_mask; 2420 int off; 2421 sattr_T first_attr; 2422 int idx, len; 2423 int back, nback; 2424 int retval = FALSE; 2425 #ifdef FEAT_MBYTE 2426 int orig_col1, orig_col2; 2427 #endif 2428 2429 /* Don't try to update when ScreenLines is not valid */ 2430 if (!screen_cleared || ScreenLines == NULL) 2431 return retval; 2432 2433 /* Don't try to draw outside the shell! */ 2434 /* Check everything, strange values may be caused by a big border width */ 2435 col1 = check_col(col1); 2436 col2 = check_col(col2); 2437 row1 = check_row(row1); 2438 row2 = check_row(row2); 2439 2440 /* Remember where our cursor was */ 2441 old_row = gui.row; 2442 old_col = gui.col; 2443 old_hl_mask = gui.highlight_mask; 2444 #ifdef FEAT_MBYTE 2445 orig_col1 = col1; 2446 orig_col2 = col2; 2447 #endif 2448 2449 for (gui.row = row1; gui.row <= row2; gui.row++) 2450 { 2451 #ifdef FEAT_MBYTE 2452 /* When only half of a double-wide character is in the block, include 2453 * the other half. */ 2454 col1 = orig_col1; 2455 col2 = orig_col2; 2456 off = LineOffset[gui.row]; 2457 if (enc_dbcs != 0) 2458 { 2459 if (col1 > 0) 2460 col1 -= dbcs_screen_head_off(ScreenLines + off, 2461 ScreenLines + off + col1); 2462 col2 += dbcs_screen_tail_off(ScreenLines + off, 2463 ScreenLines + off + col2); 2464 } 2465 else if (enc_utf8) 2466 { 2467 if (ScreenLines[off + col1] == 0) 2468 --col1; 2469 # ifdef HAVE_GTK2 2470 if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) 2471 ++col2; 2472 # endif 2473 } 2474 #endif 2475 gui.col = col1; 2476 off = LineOffset[gui.row] + gui.col; 2477 len = col2 - col1 + 1; 2478 2479 /* Find how many chars back this highlighting starts, or where a space 2480 * is. Needed for when the bold trick is used */ 2481 for (back = 0; back < col1; ++back) 2482 if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] 2483 || ScreenLines[off - 1 - back] == ' ') 2484 break; 2485 retval = (col1 > 0 && ScreenAttrs[off - 1] != 0 && back == 0 2486 && ScreenLines[off - 1] != ' '); 2487 2488 /* Break it up in strings of characters with the same attributes. */ 2489 /* Print UTF-8 characters individually. */ 2490 while (len > 0) 2491 { 2492 first_attr = ScreenAttrs[off]; 2493 gui.highlight_mask = first_attr; 2494 #if defined(FEAT_MBYTE) && !defined(HAVE_GTK2) 2495 if (enc_utf8 && ScreenLinesUC[off] != 0) 2496 { 2497 /* output multi-byte character separately */ 2498 nback = gui_screenchar(off, flags, 2499 (guicolor_T)0, (guicolor_T)0, back); 2500 if (gui.col < Columns && ScreenLines[off + 1] == 0) 2501 idx = 2; 2502 else 2503 idx = 1; 2504 } 2505 else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) 2506 { 2507 /* output double-byte, single-width character separately */ 2508 nback = gui_screenchar(off, flags, 2509 (guicolor_T)0, (guicolor_T)0, back); 2510 idx = 1; 2511 } 2512 else 2513 #endif 2514 { 2515 #ifdef HAVE_GTK2 2516 for (idx = 0; idx < len; ++idx) 2517 { 2518 if (enc_utf8 && ScreenLines[off + idx] == 0) 2519 continue; /* skip second half of double-width char */ 2520 if (ScreenAttrs[off + idx] != first_attr) 2521 break; 2522 } 2523 /* gui_screenstr() takes care of multibyte chars */ 2524 nback = gui_screenstr(off, idx, flags, 2525 (guicolor_T)0, (guicolor_T)0, back); 2526 #else 2527 for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; 2528 idx++) 2529 { 2530 # ifdef FEAT_MBYTE 2531 /* Stop at a multi-byte Unicode character. */ 2532 if (enc_utf8 && ScreenLinesUC[off + idx] != 0) 2533 break; 2534 if (enc_dbcs == DBCS_JPNU) 2535 { 2536 /* Stop at a double-byte single-width char. */ 2537 if (ScreenLines[off + idx] == 0x8e) 2538 break; 2539 if (len > 1 && (*mb_ptr2len)(ScreenLines 2540 + off + idx) == 2) 2541 ++idx; /* skip second byte of double-byte char */ 2542 } 2543 # endif 2544 } 2545 nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, 2546 (guicolor_T)0, (guicolor_T)0, back); 2547 #endif 2548 } 2549 if (nback == FAIL) 2550 { 2551 /* Must back up to start drawing where a bold or italic word 2552 * starts. */ 2553 off -= back; 2554 len += back; 2555 gui.col -= back; 2556 } 2557 else 2558 { 2559 off += idx; 2560 len -= idx; 2561 } 2562 back = 0; 2563 } 2564 } 2565 2566 /* Put the cursor back where it was */ 2567 gui.row = old_row; 2568 gui.col = old_col; 2569 gui.highlight_mask = (int)old_hl_mask; 2570 2571 return retval; 2572 } 2573 2574 static void 2575 gui_delete_lines(row, count) 2576 int row; 2577 int count; 2578 { 2579 if (count <= 0) 2580 return; 2581 2582 if (row + count > gui.scroll_region_bot) 2583 /* Scrolled out of region, just blank the lines out */ 2584 gui_clear_block(row, gui.scroll_region_left, 2585 gui.scroll_region_bot, gui.scroll_region_right); 2586 else 2587 { 2588 gui_mch_delete_lines(row, count); 2589 2590 /* If the cursor was in the deleted lines it's now gone. If the 2591 * cursor was in the scrolled lines adjust its position. */ 2592 if (gui.cursor_row >= row 2593 && gui.cursor_col >= gui.scroll_region_left 2594 && gui.cursor_col <= gui.scroll_region_right) 2595 { 2596 if (gui.cursor_row < row + count) 2597 gui.cursor_is_valid = FALSE; 2598 else if (gui.cursor_row <= gui.scroll_region_bot) 2599 gui.cursor_row -= count; 2600 } 2601 } 2602 } 2603 2604 static void 2605 gui_insert_lines(row, count) 2606 int row; 2607 int count; 2608 { 2609 if (count <= 0) 2610 return; 2611 2612 if (row + count > gui.scroll_region_bot) 2613 /* Scrolled out of region, just blank the lines out */ 2614 gui_clear_block(row, gui.scroll_region_left, 2615 gui.scroll_region_bot, gui.scroll_region_right); 2616 else 2617 { 2618 gui_mch_insert_lines(row, count); 2619 2620 if (gui.cursor_row >= gui.row 2621 && gui.cursor_col >= gui.scroll_region_left 2622 && gui.cursor_col <= gui.scroll_region_right) 2623 { 2624 if (gui.cursor_row <= gui.scroll_region_bot - count) 2625 gui.cursor_row += count; 2626 else if (gui.cursor_row <= gui.scroll_region_bot) 2627 gui.cursor_is_valid = FALSE; 2628 } 2629 } 2630 } 2631 2632 /* 2633 * The main GUI input routine. Waits for a character from the keyboard. 2634 * wtime == -1 Wait forever. 2635 * wtime == 0 Don't wait. 2636 * wtime > 0 Wait wtime milliseconds for a character. 2637 * Returns OK if a character was found to be available within the given time, 2638 * or FAIL otherwise. 2639 */ 2640 int 2641 gui_wait_for_chars(wtime) 2642 long wtime; 2643 { 2644 int retval; 2645 2646 /* 2647 * If we're going to wait a bit, update the menus and mouse shape for the 2648 * current State. 2649 */ 2650 if (wtime != 0) 2651 { 2652 #ifdef FEAT_MENU 2653 gui_update_menus(0); 2654 #endif 2655 } 2656 2657 gui_mch_update(); 2658 if (input_available()) /* Got char, return immediately */ 2659 return OK; 2660 if (wtime == 0) /* Don't wait for char */ 2661 return FAIL; 2662 2663 /* Before waiting, flush any output to the screen. */ 2664 gui_mch_flush(); 2665 2666 if (wtime > 0) 2667 { 2668 /* Blink when waiting for a character. Probably only does something 2669 * for showmatch() */ 2670 gui_mch_start_blink(); 2671 retval = gui_mch_wait_for_chars(wtime); 2672 gui_mch_stop_blink(); 2673 return retval; 2674 } 2675 2676 /* 2677 * While we are waiting indefenitely for a character, blink the cursor. 2678 */ 2679 gui_mch_start_blink(); 2680 2681 retval = FAIL; 2682 /* 2683 * We may want to trigger the CursorHold event. First wait for 2684 * 'updatetime' and if nothing is typed within that time put the 2685 * K_CURSORHOLD key in the input buffer. 2686 */ 2687 if (gui_mch_wait_for_chars(p_ut) == OK) 2688 retval = OK; 2689 #ifdef FEAT_AUTOCMD 2690 else if (trigger_cursorhold()) 2691 { 2692 char_u buf[3]; 2693 2694 /* Put K_CURSORHOLD in the input buffer. */ 2695 buf[0] = CSI; 2696 buf[1] = KS_EXTRA; 2697 buf[2] = (int)KE_CURSORHOLD; 2698 add_to_input_buf(buf, 3); 2699 2700 retval = OK; 2701 } 2702 #endif 2703 2704 if (retval == FAIL) 2705 { 2706 /* Blocking wait. */ 2707 before_blocking(); 2708 retval = gui_mch_wait_for_chars(-1L); 2709 } 2710 2711 gui_mch_stop_blink(); 2712 return retval; 2713 } 2714 2715 /* 2716 * Fill buffer with mouse coordinates encoded for check_termcode(). 2717 */ 2718 static void 2719 fill_mouse_coord(p, col, row) 2720 char_u *p; 2721 int col; 2722 int row; 2723 { 2724 p[0] = (char_u)(col / 128 + ' ' + 1); 2725 p[1] = (char_u)(col % 128 + ' ' + 1); 2726 p[2] = (char_u)(row / 128 + ' ' + 1); 2727 p[3] = (char_u)(row % 128 + ' ' + 1); 2728 } 2729 2730 /* 2731 * Generic mouse support function. Add a mouse event to the input buffer with 2732 * the given properties. 2733 * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, 2734 * MOUSE_X1, MOUSE_X2 2735 * MOUSE_DRAG, or MOUSE_RELEASE. 2736 * MOUSE_4 and MOUSE_5 are used for a scroll wheel. 2737 * x, y --- Coordinates of mouse in pixels. 2738 * repeated_click --- TRUE if this click comes only a short time after a 2739 * previous click. 2740 * modifiers --- Bit field which may be any of the following modifiers 2741 * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. 2742 * This function will ignore drag events where the mouse has not moved to a new 2743 * character. 2744 */ 2745 void 2746 gui_send_mouse_event(button, x, y, repeated_click, modifiers) 2747 int button; 2748 int x; 2749 int y; 2750 int repeated_click; 2751 int_u modifiers; 2752 { 2753 static int prev_row = 0, prev_col = 0; 2754 static int prev_button = -1; 2755 static int num_clicks = 1; 2756 char_u string[10]; 2757 enum key_extra button_char; 2758 int row, col; 2759 #ifdef FEAT_CLIPBOARD 2760 int checkfor; 2761 int did_clip = FALSE; 2762 #endif 2763 2764 /* 2765 * Scrolling may happen at any time, also while a selection is present. 2766 */ 2767 switch (button) 2768 { 2769 case MOUSE_X1: 2770 button_char = KE_X1MOUSE; 2771 goto button_set; 2772 case MOUSE_X2: 2773 button_char = KE_X2MOUSE; 2774 goto button_set; 2775 case MOUSE_4: 2776 button_char = KE_MOUSEDOWN; 2777 goto button_set; 2778 case MOUSE_5: 2779 button_char = KE_MOUSEUP; 2780 button_set: 2781 { 2782 /* Don't put events in the input queue now. */ 2783 if (hold_gui_events) 2784 return; 2785 2786 string[3] = CSI; 2787 string[4] = KS_EXTRA; 2788 string[5] = (int)button_char; 2789 2790 /* Pass the pointer coordinates of the scroll event so that we 2791 * know which window to scroll. */ 2792 row = gui_xy2colrow(x, y, &col); 2793 string[6] = (char_u)(col / 128 + ' ' + 1); 2794 string[7] = (char_u)(col % 128 + ' ' + 1); 2795 string[8] = (char_u)(row / 128 + ' ' + 1); 2796 string[9] = (char_u)(row % 128 + ' ' + 1); 2797 2798 if (modifiers == 0) 2799 add_to_input_buf(string + 3, 7); 2800 else 2801 { 2802 string[0] = CSI; 2803 string[1] = KS_MODIFIER; 2804 string[2] = 0; 2805 if (modifiers & MOUSE_SHIFT) 2806 string[2] |= MOD_MASK_SHIFT; 2807 if (modifiers & MOUSE_CTRL) 2808 string[2] |= MOD_MASK_CTRL; 2809 if (modifiers & MOUSE_ALT) 2810 string[2] |= MOD_MASK_ALT; 2811 add_to_input_buf(string, 10); 2812 } 2813 return; 2814 } 2815 } 2816 2817 #ifdef FEAT_CLIPBOARD 2818 /* If a clipboard selection is in progress, handle it */ 2819 if (clip_star.state == SELECT_IN_PROGRESS) 2820 { 2821 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); 2822 return; 2823 } 2824 2825 /* Determine which mouse settings to look for based on the current mode */ 2826 switch (get_real_state()) 2827 { 2828 case NORMAL_BUSY: 2829 case OP_PENDING: 2830 case NORMAL: checkfor = MOUSE_NORMAL; break; 2831 case VISUAL: checkfor = MOUSE_VISUAL; break; 2832 case SELECTMODE: checkfor = MOUSE_VISUAL; break; 2833 case REPLACE: 2834 case REPLACE+LANGMAP: 2835 #ifdef FEAT_VREPLACE 2836 case VREPLACE: 2837 case VREPLACE+LANGMAP: 2838 #endif 2839 case INSERT: 2840 case INSERT+LANGMAP: checkfor = MOUSE_INSERT; break; 2841 case ASKMORE: 2842 case HITRETURN: /* At the more- and hit-enter prompt pass the 2843 mouse event for a click on or below the 2844 message line. */ 2845 if (Y_2_ROW(y) >= msg_row) 2846 checkfor = MOUSE_NORMAL; 2847 else 2848 checkfor = MOUSE_RETURN; 2849 break; 2850 2851 /* 2852 * On the command line, use the clipboard selection on all lines 2853 * but the command line. But not when pasting. 2854 */ 2855 case CMDLINE: 2856 case CMDLINE+LANGMAP: 2857 if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) 2858 checkfor = MOUSE_NONE; 2859 else 2860 checkfor = MOUSE_COMMAND; 2861 break; 2862 2863 default: 2864 checkfor = MOUSE_NONE; 2865 break; 2866 }; 2867 2868 /* 2869 * Allow clipboard selection of text on the command line in "normal" 2870 * modes. Don't do this when dragging the status line, or extending a 2871 * Visual selection. 2872 */ 2873 if ((State == NORMAL || State == NORMAL_BUSY || (State & INSERT)) 2874 && Y_2_ROW(y) >= topframe->fr_height 2875 && button != MOUSE_DRAG 2876 # ifdef FEAT_MOUSESHAPE 2877 && !drag_status_line 2878 # ifdef FEAT_VERTSPLIT 2879 && !drag_sep_line 2880 # endif 2881 # endif 2882 ) 2883 checkfor = MOUSE_NONE; 2884 2885 /* 2886 * Use modeless selection when holding CTRL and SHIFT pressed. 2887 */ 2888 if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) 2889 checkfor = MOUSE_NONEF; 2890 2891 /* 2892 * In Ex mode, always use modeless selection. 2893 */ 2894 if (exmode_active) 2895 checkfor = MOUSE_NONE; 2896 2897 /* 2898 * If the mouse settings say to not use the mouse, use the modeless 2899 * selection. But if Visual is active, assume that only the Visual area 2900 * will be selected. 2901 * Exception: On the command line, both the selection is used and a mouse 2902 * key is send. 2903 */ 2904 if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) 2905 { 2906 #ifdef FEAT_VISUAL 2907 /* Don't do modeless selection in Visual mode. */ 2908 if (checkfor != MOUSE_NONEF && VIsual_active && (State & NORMAL)) 2909 return; 2910 #endif 2911 2912 /* 2913 * When 'mousemodel' is "popup", shift-left is translated to right. 2914 * But not when also using Ctrl. 2915 */ 2916 if (mouse_model_popup() && button == MOUSE_LEFT 2917 && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) 2918 { 2919 button = MOUSE_RIGHT; 2920 modifiers &= ~ MOUSE_SHIFT; 2921 } 2922 2923 /* If the selection is done, allow the right button to extend it. 2924 * If the selection is cleared, allow the right button to start it 2925 * from the cursor position. */ 2926 if (button == MOUSE_RIGHT) 2927 { 2928 if (clip_star.state == SELECT_CLEARED) 2929 { 2930 if (State & CMDLINE) 2931 { 2932 col = msg_col; 2933 row = msg_row; 2934 } 2935 else 2936 { 2937 col = curwin->w_wcol; 2938 row = curwin->w_wrow + W_WINROW(curwin); 2939 } 2940 clip_start_selection(col, row, FALSE); 2941 } 2942 clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), 2943 repeated_click); 2944 did_clip = TRUE; 2945 } 2946 /* Allow the left button to start the selection */ 2947 else if (button == 2948 # ifdef RISCOS 2949 /* Only start a drag on a drag event. Otherwise 2950 * we don't get a release event. */ 2951 MOUSE_DRAG 2952 # else 2953 MOUSE_LEFT 2954 # endif 2955 ) 2956 { 2957 clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); 2958 did_clip = TRUE; 2959 } 2960 # ifdef RISCOS 2961 else if (button == MOUSE_LEFT) 2962 { 2963 clip_clear_selection(); 2964 did_clip = TRUE; 2965 } 2966 # endif 2967 2968 /* Always allow pasting */ 2969 if (button != MOUSE_MIDDLE) 2970 { 2971 if (!mouse_has(checkfor) || button == MOUSE_RELEASE) 2972 return; 2973 if (checkfor != MOUSE_COMMAND) 2974 button = MOUSE_LEFT; 2975 } 2976 repeated_click = FALSE; 2977 } 2978 2979 if (clip_star.state != SELECT_CLEARED && !did_clip) 2980 clip_clear_selection(); 2981 #endif 2982 2983 /* Don't put events in the input queue now. */ 2984 if (hold_gui_events) 2985 return; 2986 2987 row = gui_xy2colrow(x, y, &col); 2988 2989 /* 2990 * If we are dragging and the mouse hasn't moved far enough to be on a 2991 * different character, then don't send an event to vim. 2992 */ 2993 if (button == MOUSE_DRAG) 2994 { 2995 if (row == prev_row && col == prev_col) 2996 return; 2997 /* Dragging above the window, set "row" to -1 to cause a scroll. */ 2998 if (y < 0) 2999 row = -1; 3000 } 3001 3002 /* 3003 * If topline has changed (window scrolled) since the last click, reset 3004 * repeated_click, because we don't want starting Visual mode when 3005 * clicking on a different character in the text. 3006 */ 3007 if (curwin->w_topline != gui_prev_topline 3008 #ifdef FEAT_DIFF 3009 || curwin->w_topfill != gui_prev_topfill 3010 #endif 3011 ) 3012 repeated_click = FALSE; 3013 3014 string[0] = CSI; /* this sequence is recognized by check_termcode() */ 3015 string[1] = KS_MOUSE; 3016 string[2] = KE_FILLER; 3017 if (button != MOUSE_DRAG && button != MOUSE_RELEASE) 3018 { 3019 if (repeated_click) 3020 { 3021 /* 3022 * Handle multiple clicks. They only count if the mouse is still 3023 * pointing at the same character. 3024 */ 3025 if (button != prev_button || row != prev_row || col != prev_col) 3026 num_clicks = 1; 3027 else if (++num_clicks > 4) 3028 num_clicks = 1; 3029 } 3030 else 3031 num_clicks = 1; 3032 prev_button = button; 3033 gui_prev_topline = curwin->w_topline; 3034 #ifdef FEAT_DIFF 3035 gui_prev_topfill = curwin->w_topfill; 3036 #endif 3037 3038 string[3] = (char_u)(button | 0x20); 3039 SET_NUM_MOUSE_CLICKS(string[3], num_clicks); 3040 } 3041 else 3042 string[3] = (char_u)button; 3043 3044 string[3] |= modifiers; 3045 fill_mouse_coord(string + 4, col, row); 3046 add_to_input_buf(string, 8); 3047 3048 if (row < 0) 3049 prev_row = 0; 3050 else 3051 prev_row = row; 3052 prev_col = col; 3053 3054 /* 3055 * We need to make sure this is cleared since Athena doesn't tell us when 3056 * he is done dragging. Neither does GTK+ 2 -- at least for now. 3057 */ 3058 #if defined(FEAT_GUI_ATHENA) || defined(HAVE_GTK2) 3059 gui.dragged_sb = SBAR_NONE; 3060 #endif 3061 } 3062 3063 /* 3064 * Convert x and y coordinate to column and row in text window. 3065 * Corrects for multi-byte character. 3066 * returns column in "*colp" and row as return value; 3067 */ 3068 int 3069 gui_xy2colrow(x, y, colp) 3070 int x; 3071 int y; 3072 int *colp; 3073 { 3074 int col = check_col(X_2_COL(x)); 3075 int row = check_row(Y_2_ROW(y)); 3076 3077 #ifdef FEAT_MBYTE 3078 *colp = mb_fix_col(col, row); 3079 #else 3080 *colp = col; 3081 #endif 3082 return row; 3083 } 3084 3085 #if defined(FEAT_MENU) || defined(PROTO) 3086 /* 3087 * Callback function for when a menu entry has been selected. 3088 */ 3089 void 3090 gui_menu_cb(menu) 3091 vimmenu_T *menu; 3092 { 3093 char_u bytes[sizeof(long_u)]; 3094 3095 /* Don't put events in the input queue now. */ 3096 if (hold_gui_events) 3097 return; 3098 3099 bytes[0] = CSI; 3100 bytes[1] = KS_MENU; 3101 bytes[2] = KE_FILLER; 3102 add_to_input_buf(bytes, 3); 3103 add_long_to_buf((long_u)menu, bytes); 3104 add_to_input_buf_csi(bytes, sizeof(long_u)); 3105 } 3106 #endif 3107 3108 static int prev_which_scrollbars[3]; 3109 3110 /* 3111 * Set which components are present. 3112 * If "oldval" is not NULL, "oldval" is the previous value, the new value is 3113 * in p_go. 3114 */ 3115 /*ARGSUSED*/ 3116 void 3117 gui_init_which_components(oldval) 3118 char_u *oldval; 3119 { 3120 #ifdef FEAT_MENU 3121 static int prev_menu_is_active = -1; 3122 #endif 3123 #ifdef FEAT_TOOLBAR 3124 static int prev_toolbar = -1; 3125 int using_toolbar = FALSE; 3126 #endif 3127 #ifdef FEAT_GUI_TABLINE 3128 int using_tabline; 3129 #endif 3130 #ifdef FEAT_FOOTER 3131 static int prev_footer = -1; 3132 int using_footer = FALSE; 3133 #endif 3134 #if defined(FEAT_MENU) && !defined(WIN16) 3135 static int prev_tearoff = -1; 3136 int using_tearoff = FALSE; 3137 #endif 3138 3139 char_u *p; 3140 int i; 3141 #ifdef FEAT_MENU 3142 int grey_old, grey_new; 3143 char_u *temp; 3144 #endif 3145 win_T *wp; 3146 int need_set_size; 3147 int fix_size; 3148 3149 #ifdef FEAT_MENU 3150 if (oldval != NULL && gui.in_use) 3151 { 3152 /* 3153 * Check if the menu's go from grey to non-grey or vise versa. 3154 */ 3155 grey_old = (vim_strchr(oldval, GO_GREY) != NULL); 3156 grey_new = (vim_strchr(p_go, GO_GREY) != NULL); 3157 if (grey_old != grey_new) 3158 { 3159 temp = p_go; 3160 p_go = oldval; 3161 gui_update_menus(MENU_ALL_MODES); 3162 p_go = temp; 3163 } 3164 } 3165 gui.menu_is_active = FALSE; 3166 #endif 3167 3168 for (i = 0; i < 3; i++) 3169 gui.which_scrollbars[i] = FALSE; 3170 for (p = p_go; *p; p++) 3171 switch (*p) 3172 { 3173 case GO_LEFT: 3174 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3175 break; 3176 case GO_RIGHT: 3177 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3178 break; 3179 #ifdef FEAT_VERTSPLIT 3180 case GO_VLEFT: 3181 if (win_hasvertsplit()) 3182 gui.which_scrollbars[SBAR_LEFT] = TRUE; 3183 break; 3184 case GO_VRIGHT: 3185 if (win_hasvertsplit()) 3186 gui.which_scrollbars[SBAR_RIGHT] = TRUE; 3187 break; 3188 #endif 3189 case GO_BOT: 3190 gui.which_scrollbars[SBAR_BOTTOM] = TRUE; 3191 break; 3192 #ifdef FEAT_MENU 3193 case GO_MENUS: 3194 gui.menu_is_active = TRUE; 3195 break; 3196 #endif 3197 case GO_GREY: 3198 /* make menu's have grey items, ignored here */ 3199 break; 3200 #ifdef FEAT_TOOLBAR 3201 case GO_TOOLBAR: 3202 using_toolbar = TRUE; 3203 break; 3204 #endif 3205 #ifdef FEAT_FOOTER 3206 case GO_FOOTER: 3207 using_footer = TRUE; 3208 break; 3209 #endif 3210 case GO_TEAROFF: 3211 #if defined(FEAT_MENU) && !defined(WIN16) 3212 using_tearoff = TRUE; 3213 #endif 3214 break; 3215 default: 3216 /* Ignore options that are not supported */ 3217 break; 3218 } 3219 3220 if (gui.in_use) 3221 { 3222 need_set_size = 0; 3223 fix_size = FALSE; 3224 3225 #ifdef FEAT_GUI_TABLINE 3226 /* Update the GUI tab line, it may appear or disappear. This may 3227 * cause the non-GUI tab line to disappear or appear. */ 3228 using_tabline = gui_has_tabline(); 3229 if (!gui_mch_showing_tabline() != !using_tabline) 3230 { 3231 /* We don't want a resize event change "Rows" here, save and 3232 * restore it. Resizing is handled below. */ 3233 i = Rows; 3234 gui_update_tabline(); 3235 Rows = i; 3236 need_set_size = RESIZE_VERT; 3237 if (using_tabline) 3238 fix_size = TRUE; 3239 if (!gui_use_tabline()) 3240 redraw_tabline = TRUE; /* may draw non-GUI tab line */ 3241 } 3242 #endif 3243 3244 for (i = 0; i < 3; i++) 3245 { 3246 /* The scrollbar needs to be updated when it is shown/unshown and 3247 * when switching tab pages. But the size only changes when it's 3248 * shown/unshown. Thus we need two places to remember whether a 3249 * scrollbar is there or not. */ 3250 if (gui.which_scrollbars[i] != prev_which_scrollbars[i] 3251 #ifdef FEAT_WINDOWS 3252 || gui.which_scrollbars[i] 3253 != curtab->tp_prev_which_scrollbars[i] 3254 #endif 3255 ) 3256 { 3257 if (i == SBAR_BOTTOM) 3258 gui_mch_enable_scrollbar(&gui.bottom_sbar, 3259 gui.which_scrollbars[i]); 3260 else 3261 { 3262 FOR_ALL_WINDOWS(wp) 3263 { 3264 gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); 3265 } 3266 } 3267 if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) 3268 { 3269 if (i == SBAR_BOTTOM) 3270 need_set_size = RESIZE_VERT; 3271 else 3272 need_set_size = RESIZE_HOR; 3273 if (gui.which_scrollbars[i]) 3274 fix_size = TRUE; 3275 } 3276 } 3277 #ifdef FEAT_WINDOWS 3278 curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3279 #endif 3280 prev_which_scrollbars[i] = gui.which_scrollbars[i]; 3281 } 3282 3283 #ifdef FEAT_MENU 3284 if (gui.menu_is_active != prev_menu_is_active) 3285 { 3286 /* We don't want a resize event change "Rows" here, save and 3287 * restore it. Resizing is handled below. */ 3288 i = Rows; 3289 gui_mch_enable_menu(gui.menu_is_active); 3290 Rows = i; 3291 prev_menu_is_active = gui.menu_is_active; 3292 need_set_size = RESIZE_VERT; 3293 if (gui.menu_is_active) 3294 fix_size = TRUE; 3295 } 3296 #endif 3297 3298 #ifdef FEAT_TOOLBAR 3299 if (using_toolbar != prev_toolbar) 3300 { 3301 gui_mch_show_toolbar(using_toolbar); 3302 prev_toolbar = using_toolbar; 3303 need_set_size = RESIZE_VERT; 3304 if (using_toolbar) 3305 fix_size = TRUE; 3306 } 3307 #endif 3308 #ifdef FEAT_FOOTER 3309 if (using_footer != prev_footer) 3310 { 3311 gui_mch_enable_footer(using_footer); 3312 prev_footer = using_footer; 3313 need_set_size = RESIZE_VERT; 3314 if (using_footer) 3315 fix_size = TRUE; 3316 } 3317 #endif 3318 #if defined(FEAT_MENU) && !defined(WIN16) && !(defined(WIN3264) && !defined(FEAT_TEAROFF)) 3319 if (using_tearoff != prev_tearoff) 3320 { 3321 gui_mch_toggle_tearoffs(using_tearoff); 3322 prev_tearoff = using_tearoff; 3323 } 3324 #endif 3325 if (need_set_size) 3326 { 3327 #ifdef FEAT_GUI_GTK 3328 long c = Columns; 3329 #endif 3330 /* Adjust the size of the window to make the text area keep the 3331 * same size and to avoid that part of our window is off-screen 3332 * and a scrollbar can't be used, for example. */ 3333 gui_set_shellsize(FALSE, fix_size, need_set_size); 3334 3335 #ifdef FEAT_GUI_GTK 3336 /* GTK has the annoying habit of sending us resize events when 3337 * changing the window size ourselves. This mostly happens when 3338 * waiting for a character to arrive, quite unpredictably, and may 3339 * change Columns and Rows when we don't want it. Wait for a 3340 * character here to avoid this effect. 3341 * If you remove this, please test this command for resizing 3342 * effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". 3343 * Don't do this while starting up though. 3344 * And don't change Rows, it may have be reduced intentionally 3345 * when adding menu/toolbar/tabline. */ 3346 if (!gui.starting) 3347 (void)char_avail(); 3348 Columns = c; 3349 #endif 3350 } 3351 #ifdef FEAT_WINDOWS 3352 /* When the console tabline appears or disappears the window positions 3353 * change. */ 3354 if (firstwin->w_winrow != tabline_height()) 3355 shell_new_rows(); /* recompute window positions and heights */ 3356 #endif 3357 } 3358 } 3359 3360 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3361 /* 3362 * Return TRUE if the GUI is taking care of the tabline. 3363 * It may still be hidden if 'showtabline' is zero. 3364 */ 3365 int 3366 gui_use_tabline() 3367 { 3368 return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; 3369 } 3370 3371 /* 3372 * Return TRUE if the GUI is showing the tabline. 3373 * This uses 'showtabline'. 3374 */ 3375 static int 3376 gui_has_tabline() 3377 { 3378 if (!gui_use_tabline() 3379 || p_stal == 0 3380 || (p_stal == 1 && first_tabpage->tp_next == NULL)) 3381 return FALSE; 3382 return TRUE; 3383 } 3384 3385 /* 3386 * Update the tabline. 3387 * This may display/undisplay the tabline and update the labels. 3388 */ 3389 void 3390 gui_update_tabline() 3391 { 3392 int showit = gui_has_tabline(); 3393 int shown = gui_mch_showing_tabline(); 3394 3395 if (!gui.starting && starting == 0) 3396 { 3397 if (!showit != !shown) 3398 gui_mch_show_tabline(showit); 3399 if (showit != 0) 3400 gui_mch_update_tabline(); 3401 3402 /* When the tabs change from hidden to shown or from shown to 3403 * hidden the size of the text area should remain the same. */ 3404 if (!showit != !shown) 3405 gui_set_shellsize(FALSE, showit, RESIZE_VERT); 3406 } 3407 } 3408 3409 /* 3410 * Get the label or tooltip for tab page "tp" into NameBuff[]. 3411 */ 3412 void 3413 get_tabline_label(tp, tooltip) 3414 tabpage_T *tp; 3415 int tooltip; /* TRUE: get tooltip */ 3416 { 3417 int modified = FALSE; 3418 char_u buf[40]; 3419 int wincount; 3420 win_T *wp; 3421 char_u *opt; 3422 3423 /* Use 'guitablabel' or 'guitabtooltip' if it's set. */ 3424 opt = (tooltip ? p_gtt : p_gtl); 3425 if (*opt != NUL) 3426 { 3427 int use_sandbox = FALSE; 3428 int save_called_emsg = called_emsg; 3429 char_u res[MAXPATHL]; 3430 tabpage_T *save_curtab; 3431 char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" 3432 : "guitablabel"); 3433 3434 called_emsg = FALSE; 3435 3436 printer_page_num = tabpage_index(tp); 3437 # ifdef FEAT_EVAL 3438 set_vim_var_nr(VV_LNUM, printer_page_num); 3439 use_sandbox = was_set_insecurely(opt_name, 0); 3440 # endif 3441 /* It's almost as going to the tabpage, but without autocommands. */ 3442 curtab->tp_firstwin = firstwin; 3443 curtab->tp_lastwin = lastwin; 3444 curtab->tp_curwin = curwin; 3445 save_curtab = curtab; 3446 curtab = tp; 3447 topframe = curtab->tp_topframe; 3448 firstwin = curtab->tp_firstwin; 3449 lastwin = curtab->tp_lastwin; 3450 curwin = curtab->tp_curwin; 3451 curbuf = curwin->w_buffer; 3452 3453 /* Can't use NameBuff directly, build_stl_str_hl() uses it. */ 3454 build_stl_str_hl(curwin, res, MAXPATHL, opt, use_sandbox, 3455 0, (int)Columns, NULL, NULL); 3456 STRCPY(NameBuff, res); 3457 3458 /* Back to the original curtab. */ 3459 curtab = save_curtab; 3460 topframe = curtab->tp_topframe; 3461 firstwin = curtab->tp_firstwin; 3462 lastwin = curtab->tp_lastwin; 3463 curwin = curtab->tp_curwin; 3464 curbuf = curwin->w_buffer; 3465 3466 if (called_emsg) 3467 set_string_option_direct(opt_name, -1, 3468 (char_u *)"", OPT_FREE, SID_ERROR); 3469 called_emsg |= save_called_emsg; 3470 } 3471 else 3472 { 3473 /* Get the buffer name into NameBuff[] and shorten it. */ 3474 get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); 3475 if (!tooltip) 3476 shorten_dir(NameBuff); 3477 3478 wp = (tp == curtab) ? firstwin : tp->tp_firstwin; 3479 for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) 3480 if (bufIsChanged(wp->w_buffer)) 3481 modified = TRUE; 3482 if (modified || wincount > 1) 3483 { 3484 if (wincount > 1) 3485 vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); 3486 else 3487 buf[0] = NUL; 3488 if (modified) 3489 STRCAT(buf, "+"); 3490 STRCAT(buf, " "); 3491 mch_memmove(NameBuff + STRLEN(buf), NameBuff, STRLEN(NameBuff) + 1); 3492 mch_memmove(NameBuff, buf, STRLEN(buf)); 3493 } 3494 } 3495 } 3496 3497 /* 3498 * Send the event for clicking to select tab page "nr". 3499 * Returns TRUE if it was done, FALSE when skipped because we are already at 3500 * that tab page or the cmdline window is open. 3501 */ 3502 int 3503 send_tabline_event(nr) 3504 int nr; 3505 { 3506 char_u string[3]; 3507 3508 if (nr == tabpage_index(curtab)) 3509 return FALSE; 3510 3511 /* Don't put events in the input queue now. */ 3512 if (hold_gui_events 3513 # ifdef FEAT_CMDWIN 3514 || cmdwin_type != 0 3515 # endif 3516 ) 3517 { 3518 /* Set it back to the current tab page. */ 3519 gui_mch_set_curtab(tabpage_index(curtab)); 3520 return FALSE; 3521 } 3522 3523 string[0] = CSI; 3524 string[1] = KS_TABLINE; 3525 string[2] = KE_FILLER; 3526 add_to_input_buf(string, 3); 3527 string[0] = nr; 3528 add_to_input_buf_csi(string, 1); 3529 return TRUE; 3530 } 3531 3532 /* 3533 * Send a tabline menu event 3534 */ 3535 void 3536 send_tabline_menu_event(tabidx, event) 3537 int tabidx; 3538 int event; 3539 { 3540 char_u string[3]; 3541 3542 /* Don't put events in the input queue now. */ 3543 if (hold_gui_events) 3544 return; 3545 3546 string[0] = CSI; 3547 string[1] = KS_TABMENU; 3548 string[2] = KE_FILLER; 3549 add_to_input_buf(string, 3); 3550 string[0] = tabidx; 3551 string[1] = (char_u)(long)event; 3552 add_to_input_buf_csi(string, 2); 3553 } 3554 3555 #endif 3556 3557 /* 3558 * Scrollbar stuff: 3559 */ 3560 3561 #if defined(FEAT_WINDOWS) || defined(PROTO) 3562 /* 3563 * Remove all scrollbars. Used before switching to another tab page. 3564 */ 3565 void 3566 gui_remove_scrollbars() 3567 { 3568 int i; 3569 win_T *wp; 3570 3571 for (i = 0; i < 3; i++) 3572 { 3573 if (i == SBAR_BOTTOM) 3574 gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); 3575 else 3576 { 3577 FOR_ALL_WINDOWS(wp) 3578 { 3579 gui_do_scrollbar(wp, i, FALSE); 3580 } 3581 } 3582 curtab->tp_prev_which_scrollbars[i] = -1; 3583 } 3584 } 3585 #endif 3586 3587 void 3588 gui_create_scrollbar(sb, type, wp) 3589 scrollbar_T *sb; 3590 int type; 3591 win_T *wp; 3592 { 3593 static int sbar_ident = 0; 3594 3595 sb->ident = sbar_ident++; /* No check for too big, but would it happen? */ 3596 sb->wp = wp; 3597 sb->type = type; 3598 sb->value = 0; 3599 #ifdef FEAT_GUI_ATHENA 3600 sb->pixval = 0; 3601 #endif 3602 sb->size = 1; 3603 sb->max = 1; 3604 sb->top = 0; 3605 sb->height = 0; 3606 #ifdef FEAT_VERTSPLIT 3607 sb->width = 0; 3608 #endif 3609 sb->status_height = 0; 3610 gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); 3611 } 3612 3613 /* 3614 * Find the scrollbar with the given index. 3615 */ 3616 scrollbar_T * 3617 gui_find_scrollbar(ident) 3618 long ident; 3619 { 3620 win_T *wp; 3621 3622 if (gui.bottom_sbar.ident == ident) 3623 return &gui.bottom_sbar; 3624 FOR_ALL_WINDOWS(wp) 3625 { 3626 if (wp->w_scrollbars[SBAR_LEFT].ident == ident) 3627 return &wp->w_scrollbars[SBAR_LEFT]; 3628 if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) 3629 return &wp->w_scrollbars[SBAR_RIGHT]; 3630 } 3631 return NULL; 3632 } 3633 3634 /* 3635 * For most systems: Put a code in the input buffer for a dragged scrollbar. 3636 * 3637 * For Win32, Macintosh and GTK+ 2: 3638 * Scrollbars seem to grab focus and vim doesn't read the input queue until 3639 * you stop dragging the scrollbar. We get here each time the scrollbar is 3640 * dragged another pixel, but as far as the rest of vim goes, it thinks 3641 * we're just hanging in the call to DispatchMessage() in 3642 * process_message(). The DispatchMessage() call that hangs was passed a 3643 * mouse button click event in the scrollbar window. -- webb. 3644 * 3645 * Solution: Do the scrolling right here. But only when allowed. 3646 * Ignore the scrollbars while executing an external command or when there 3647 * are still characters to be processed. 3648 */ 3649 void 3650 gui_drag_scrollbar(sb, value, still_dragging) 3651 scrollbar_T *sb; 3652 long value; 3653 int still_dragging; 3654 { 3655 #ifdef FEAT_WINDOWS 3656 win_T *wp; 3657 #endif 3658 int sb_num; 3659 #ifdef USE_ON_FLY_SCROLL 3660 colnr_T old_leftcol = curwin->w_leftcol; 3661 # ifdef FEAT_SCROLLBIND 3662 linenr_T old_topline = curwin->w_topline; 3663 # endif 3664 # ifdef FEAT_DIFF 3665 int old_topfill = curwin->w_topfill; 3666 # endif 3667 #else 3668 char_u bytes[sizeof(long_u)]; 3669 int byte_count; 3670 #endif 3671 3672 if (sb == NULL) 3673 return; 3674 3675 /* Don't put events in the input queue now. */ 3676 if (hold_gui_events) 3677 return; 3678 3679 #ifdef FEAT_CMDWIN 3680 if (cmdwin_type != 0 && sb->wp != curwin) 3681 return; 3682 #endif 3683 3684 if (still_dragging) 3685 { 3686 if (sb->wp == NULL) 3687 gui.dragged_sb = SBAR_BOTTOM; 3688 else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) 3689 gui.dragged_sb = SBAR_LEFT; 3690 else 3691 gui.dragged_sb = SBAR_RIGHT; 3692 gui.dragged_wp = sb->wp; 3693 } 3694 else 3695 { 3696 gui.dragged_sb = SBAR_NONE; 3697 #ifdef HAVE_GTK2 3698 /* Keep the "dragged_wp" value until after the scrolling, for when the 3699 * moust button is released. GTK2 doesn't send the button-up event. */ 3700 gui.dragged_wp = NULL; 3701 #endif 3702 } 3703 3704 /* Vertical sbar info is kept in the first sbar (the left one) */ 3705 if (sb->wp != NULL) 3706 sb = &sb->wp->w_scrollbars[0]; 3707 3708 /* 3709 * Check validity of value 3710 */ 3711 if (value < 0) 3712 value = 0; 3713 #ifdef SCROLL_PAST_END 3714 else if (value > sb->max) 3715 value = sb->max; 3716 #else 3717 if (value > sb->max - sb->size + 1) 3718 value = sb->max - sb->size + 1; 3719 #endif 3720 3721 sb->value = value; 3722 3723 #ifdef USE_ON_FLY_SCROLL 3724 /* When not allowed to do the scrolling right now, return. */ 3725 if (dont_scroll || input_available()) 3726 return; 3727 #endif 3728 3729 #ifdef FEAT_RIGHTLEFT 3730 if (sb->wp == NULL && curwin->w_p_rl) 3731 { 3732 value = sb->max + 1 - sb->size - value; 3733 if (value < 0) 3734 value = 0; 3735 } 3736 #endif 3737 3738 if (sb->wp != NULL) /* vertical scrollbar */ 3739 { 3740 sb_num = 0; 3741 #ifdef FEAT_WINDOWS 3742 for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) 3743 sb_num++; 3744 if (wp == NULL) 3745 return; 3746 #else 3747 if (sb->wp != curwin) 3748 return; 3749 #endif 3750 3751 #ifdef USE_ON_FLY_SCROLL 3752 current_scrollbar = sb_num; 3753 scrollbar_value = value; 3754 if (State & NORMAL) 3755 { 3756 gui_do_scroll(); 3757 setcursor(); 3758 } 3759 else if (State & INSERT) 3760 { 3761 ins_scroll(); 3762 setcursor(); 3763 } 3764 else if (State & CMDLINE) 3765 { 3766 if (msg_scrolled == 0) 3767 { 3768 gui_do_scroll(); 3769 redrawcmdline(); 3770 } 3771 } 3772 # ifdef FEAT_FOLDING 3773 /* Value may have been changed for closed fold. */ 3774 sb->value = sb->wp->w_topline - 1; 3775 # endif 3776 3777 /* When dragging one scrollbar and there is another one at the other 3778 * side move the thumb of that one too. */ 3779 if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) 3780 gui_mch_set_scrollbar_thumb( 3781 &sb->wp->w_scrollbars[ 3782 sb == &sb->wp->w_scrollbars[SBAR_RIGHT] 3783 ? SBAR_LEFT : SBAR_RIGHT], 3784 sb->value, sb->size, sb->max); 3785 3786 #else 3787 bytes[0] = CSI; 3788 bytes[1] = KS_VER_SCROLLBAR; 3789 bytes[2] = KE_FILLER; 3790 bytes[3] = (char_u)sb_num; 3791 byte_count = 4; 3792 #endif 3793 } 3794 else 3795 { 3796 #ifdef USE_ON_FLY_SCROLL 3797 scrollbar_value = value; 3798 3799 if (State & NORMAL) 3800 gui_do_horiz_scroll(); 3801 else if (State & INSERT) 3802 ins_horscroll(); 3803 else if (State & CMDLINE) 3804 { 3805 if (msg_scrolled == 0) 3806 { 3807 gui_do_horiz_scroll(); 3808 redrawcmdline(); 3809 } 3810 } 3811 if (old_leftcol != curwin->w_leftcol) 3812 { 3813 updateWindow(curwin); /* update window, status and cmdline */ 3814 setcursor(); 3815 } 3816 #else 3817 bytes[0] = CSI; 3818 bytes[1] = KS_HOR_SCROLLBAR; 3819 bytes[2] = KE_FILLER; 3820 byte_count = 3; 3821 #endif 3822 } 3823 3824 #ifdef USE_ON_FLY_SCROLL 3825 # ifdef FEAT_SCROLLBIND 3826 /* 3827 * synchronize other windows, as necessary according to 'scrollbind' 3828 */ 3829 if (curwin->w_p_scb 3830 && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) 3831 || (sb->wp == curwin && (curwin->w_topline != old_topline 3832 # ifdef FEAT_DIFF 3833 || curwin->w_topfill != old_topfill 3834 # endif 3835 )))) 3836 { 3837 do_check_scrollbind(TRUE); 3838 /* need to update the window right here */ 3839 for (wp = firstwin; wp != NULL; wp = wp->w_next) 3840 if (wp->w_redr_type > 0) 3841 updateWindow(wp); 3842 setcursor(); 3843 } 3844 # endif 3845 out_flush(); 3846 gui_update_cursor(FALSE, TRUE); 3847 #else 3848 add_to_input_buf(bytes, byte_count); 3849 add_long_to_buf((long_u)value, bytes); 3850 add_to_input_buf_csi(bytes, sizeof(long_u)); 3851 #endif 3852 } 3853 3854 /* 3855 * Scrollbar stuff: 3856 */ 3857 3858 void 3859 gui_update_scrollbars(force) 3860 int force; /* Force all scrollbars to get updated */ 3861 { 3862 win_T *wp; 3863 scrollbar_T *sb; 3864 long val, size, max; /* need 32 bits here */ 3865 int which_sb; 3866 int h, y; 3867 #ifdef FEAT_VERTSPLIT 3868 static win_T *prev_curwin = NULL; 3869 #endif 3870 3871 /* Update the horizontal scrollbar */ 3872 gui_update_horiz_scrollbar(force); 3873 3874 #ifndef WIN3264 3875 /* Return straight away if there is neither a left nor right scrollbar. 3876 * On MS-Windows this is required anyway for scrollwheel messages. */ 3877 if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) 3878 return; 3879 #endif 3880 3881 /* 3882 * Don't want to update a scrollbar while we're dragging it. But if we 3883 * have both a left and right scrollbar, and we drag one of them, we still 3884 * need to update the other one. 3885 */ 3886 if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) 3887 && gui.which_scrollbars[SBAR_LEFT] 3888 && gui.which_scrollbars[SBAR_RIGHT]) 3889 { 3890 /* 3891 * If we have two scrollbars and one of them is being dragged, just 3892 * copy the scrollbar position from the dragged one to the other one. 3893 */ 3894 which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; 3895 if (gui.dragged_wp != NULL) 3896 gui_mch_set_scrollbar_thumb( 3897 &gui.dragged_wp->w_scrollbars[which_sb], 3898 gui.dragged_wp->w_scrollbars[0].value, 3899 gui.dragged_wp->w_scrollbars[0].size, 3900 gui.dragged_wp->w_scrollbars[0].max); 3901 } 3902 3903 /* avoid that moving components around generates events */ 3904 ++hold_gui_events; 3905 3906 for (wp = firstwin; wp != NULL; wp = W_NEXT(wp)) 3907 { 3908 if (wp->w_buffer == NULL) /* just in case */ 3909 continue; 3910 /* Skip a scrollbar that is being dragged. */ 3911 if (!force && (gui.dragged_sb == SBAR_LEFT 3912 || gui.dragged_sb == SBAR_RIGHT) 3913 && gui.dragged_wp == wp) 3914 continue; 3915 3916 #ifdef SCROLL_PAST_END 3917 max = wp->w_buffer->b_ml.ml_line_count - 1; 3918 #else 3919 max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; 3920 #endif 3921 if (max < 0) /* empty buffer */ 3922 max = 0; 3923 val = wp->w_topline - 1; 3924 size = wp->w_height; 3925 #ifdef SCROLL_PAST_END 3926 if (val > max) /* just in case */ 3927 val = max; 3928 #else 3929 if (size > max + 1) /* just in case */ 3930 size = max + 1; 3931 if (val > max - size + 1) 3932 val = max - size + 1; 3933 #endif 3934 if (val < 0) /* minimal value is 0 */ 3935 val = 0; 3936 3937 /* 3938 * Scrollbar at index 0 (the left one) contains all the information. 3939 * It would be the same info for left and right so we just store it for 3940 * one of them. 3941 */ 3942 sb = &wp->w_scrollbars[0]; 3943 3944 /* 3945 * Note: no check for valid w_botline. If it's not valid the 3946 * scrollbars will be updated later anyway. 3947 */ 3948 if (size < 1 || wp->w_botline - 2 > max) 3949 { 3950 /* 3951 * This can happen during changing files. Just don't update the 3952 * scrollbar for now. 3953 */ 3954 sb->height = 0; /* Force update next time */ 3955 if (gui.which_scrollbars[SBAR_LEFT]) 3956 gui_do_scrollbar(wp, SBAR_LEFT, FALSE); 3957 if (gui.which_scrollbars[SBAR_RIGHT]) 3958 gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); 3959 continue; 3960 } 3961 if (force || sb->height != wp->w_height 3962 #ifdef FEAT_WINDOWS 3963 || sb->top != wp->w_winrow 3964 || sb->status_height != wp->w_status_height 3965 # ifdef FEAT_VERTSPLIT 3966 || sb->width != wp->w_width 3967 || prev_curwin != curwin 3968 # endif 3969 #endif 3970 ) 3971 { 3972 /* Height, width or position of scrollbar has changed. For 3973 * vertical split: curwin changed. */ 3974 sb->height = wp->w_height; 3975 #ifdef FEAT_WINDOWS 3976 sb->top = wp->w_winrow; 3977 sb->status_height = wp->w_status_height; 3978 # ifdef FEAT_VERTSPLIT 3979 sb->width = wp->w_width; 3980 # endif 3981 #endif 3982 3983 /* Calculate height and position in pixels */ 3984 h = (sb->height + sb->status_height) * gui.char_height; 3985 y = sb->top * gui.char_height + gui.border_offset; 3986 #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) 3987 if (gui.menu_is_active) 3988 y += gui.menu_height; 3989 #endif 3990 3991 #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_ATHENA)) 3992 if (vim_strchr(p_go, GO_TOOLBAR) != NULL) 3993 # ifdef FEAT_GUI_ATHENA 3994 y += gui.toolbar_height; 3995 # else 3996 # ifdef FEAT_GUI_MSWIN 3997 y += TOOLBAR_BUTTON_HEIGHT + TOOLBAR_BORDER_HEIGHT; 3998 # endif 3999 # endif 4000 #endif 4001 4002 #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) 4003 if (gui_has_tabline()) 4004 y += gui.tabline_height; 4005 #endif 4006 4007 #ifdef FEAT_WINDOWS 4008 if (wp->w_winrow == 0) 4009 #endif 4010 { 4011 /* Height of top scrollbar includes width of top border */ 4012 h += gui.border_offset; 4013 y -= gui.border_offset; 4014 } 4015 if (gui.which_scrollbars[SBAR_LEFT]) 4016 { 4017 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], 4018 gui.left_sbar_x, y, 4019 gui.scrollbar_width, h); 4020 gui_do_scrollbar(wp, SBAR_LEFT, TRUE); 4021 } 4022 if (gui.which_scrollbars[SBAR_RIGHT]) 4023 { 4024 gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], 4025 gui.right_sbar_x, y, 4026 gui.scrollbar_width, h); 4027 gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); 4028 } 4029 } 4030 4031 /* Reduce the number of calls to gui_mch_set_scrollbar_thumb() by 4032 * checking if the thumb moved at least a pixel. Only do this for 4033 * Athena, most other GUIs require the update anyway to make the 4034 * arrows work. */ 4035 #ifdef FEAT_GUI_ATHENA 4036 if (max == 0) 4037 y = 0; 4038 else 4039 y = (val * (sb->height + 2) * gui.char_height + max / 2) / max; 4040 if (force || sb->pixval != y || sb->size != size || sb->max != max) 4041 #else 4042 if (force || sb->value != val || sb->size != size || sb->max != max) 4043 #endif 4044 { 4045 /* Thumb of scrollbar has moved */ 4046 sb->value = val; 4047 #ifdef FEAT_GUI_ATHENA 4048 sb->pixval = y; 4049 #endif 4050 sb->size = size; 4051 sb->max = max; 4052 if (gui.which_scrollbars[SBAR_LEFT] 4053 && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) 4054 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], 4055 val, size, max); 4056 if (gui.which_scrollbars[SBAR_RIGHT] 4057 && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) 4058 gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], 4059 val, size, max); 4060 } 4061 } 4062 #ifdef FEAT_VERTSPLIT 4063 prev_curwin = curwin; 4064 #endif 4065 --hold_gui_events; 4066 } 4067 4068 /* 4069 * Enable or disable a scrollbar. 4070 * Check for scrollbars for vertically split windows which are not enabled 4071 * sometimes. 4072 */ 4073 static void 4074 gui_do_scrollbar(wp, which, enable) 4075 win_T *wp; 4076 int which; /* SBAR_LEFT or SBAR_RIGHT */ 4077 int enable; /* TRUE to enable scrollbar */ 4078 { 4079 #ifdef FEAT_VERTSPLIT 4080 int midcol = curwin->w_wincol + curwin->w_width / 2; 4081 int has_midcol = (wp->w_wincol <= midcol 4082 && wp->w_wincol + wp->w_width >= midcol); 4083 4084 /* Only enable scrollbars that contain the middle column of the current 4085 * window. */ 4086 if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) 4087 { 4088 /* Scrollbars only on one side. Don't enable scrollbars that don't 4089 * contain the middle column of the current window. */ 4090 if (!has_midcol) 4091 enable = FALSE; 4092 } 4093 else 4094 { 4095 /* Scrollbars on both sides. Don't enable scrollbars that neither 4096 * contain the middle column of the current window nor are on the far 4097 * side. */ 4098 if (midcol > Columns / 2) 4099 { 4100 if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) 4101 enable = FALSE; 4102 } 4103 else 4104 { 4105 if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns 4106 : !has_midcol) 4107 enable = FALSE; 4108 } 4109 } 4110 #endif 4111 gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); 4112 } 4113 4114 /* 4115 * Scroll a window according to the values set in the globals current_scrollbar 4116 * and scrollbar_value. Return TRUE if the cursor in the current window moved 4117 * or FALSE otherwise. 4118 */ 4119 int 4120 gui_do_scroll() 4121 { 4122 win_T *wp, *save_wp; 4123 int i; 4124 long nlines; 4125 pos_T old_cursor; 4126 linenr_T old_topline; 4127 #ifdef FEAT_DIFF 4128 int old_topfill; 4129 #endif 4130 4131 for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) 4132 if (wp == NULL) 4133 break; 4134 if (wp == NULL) 4135 /* Couldn't find window */ 4136 return FALSE; 4137 4138 /* 4139 * Compute number of lines to scroll. If zero, nothing to do. 4140 */ 4141 nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; 4142 if (nlines == 0) 4143 return FALSE; 4144 4145 save_wp = curwin; 4146 old_topline = wp->w_topline; 4147 #ifdef FEAT_DIFF 4148 old_topfill = wp->w_topfill; 4149 #endif 4150 old_cursor = wp->w_cursor; 4151 curwin = wp; 4152 curbuf = wp->w_buffer; 4153 if (nlines < 0) 4154 scrolldown(-nlines, gui.dragged_wp == NULL); 4155 else 4156 scrollup(nlines, gui.dragged_wp == NULL); 4157 /* Reset dragged_wp after using it. "dragged_sb" will have been reset for 4158 * the mouse-up event already, but we still want it to behave like when 4159 * dragging. But not the next click in an arrow. */ 4160 if (gui.dragged_sb == SBAR_NONE) 4161 gui.dragged_wp = NULL; 4162 4163 if (old_topline != wp->w_topline 4164 #ifdef FEAT_DIFF 4165 || old_topfill != wp->w_topfill 4166 #endif 4167 ) 4168 { 4169 if (p_so != 0) 4170 { 4171 cursor_correct(); /* fix window for 'so' */ 4172 update_topline(); /* avoid up/down jump */ 4173 } 4174 if (old_cursor.lnum != wp->w_cursor.lnum) 4175 coladvance(wp->w_curswant); 4176 #ifdef FEAT_SCROLLBIND 4177 wp->w_scbind_pos = wp->w_topline; 4178 #endif 4179 } 4180 4181 /* Make sure wp->w_leftcol and wp->w_skipcol are correct. */ 4182 validate_cursor(); 4183 4184 curwin = save_wp; 4185 curbuf = save_wp->w_buffer; 4186 4187 /* 4188 * Don't call updateWindow() when nothing has changed (it will overwrite 4189 * the status line!). 4190 */ 4191 if (old_topline != wp->w_topline 4192 || wp->w_redr_type != 0 4193 #ifdef FEAT_DIFF 4194 || old_topfill != wp->w_topfill 4195 #endif 4196 ) 4197 { 4198 redraw_win_later(wp, VALID); 4199 updateWindow(wp); /* update window, status line, and cmdline */ 4200 } 4201 4202 return (wp == curwin && !equalpos(curwin->w_cursor, old_cursor)); 4203 } 4204 4205 4206 /* 4207 * Horizontal scrollbar stuff: 4208 */ 4209 4210 /* 4211 * Return length of line "lnum" for horizontal scrolling. 4212 */ 4213 static colnr_T 4214 scroll_line_len(lnum) 4215 linenr_T lnum; 4216 { 4217 char_u *p; 4218 colnr_T col; 4219 int w; 4220 4221 p = ml_get(lnum); 4222 col = 0; 4223 if (*p != NUL) 4224 for (;;) 4225 { 4226 w = chartabsize(p, col); 4227 mb_ptr_adv(p); 4228 if (*p == NUL) /* don't count the last character */ 4229 break; 4230 col += w; 4231 } 4232 return col; 4233 } 4234 4235 /* Remember which line is currently the longest, so that we don't have to 4236 * search for it when scrolling horizontally. */ 4237 static linenr_T longest_lnum = 0; 4238 4239 static void 4240 gui_update_horiz_scrollbar(force) 4241 int force; 4242 { 4243 long value, size, max; /* need 32 bit ints here */ 4244 4245 if (!gui.which_scrollbars[SBAR_BOTTOM]) 4246 return; 4247 4248 if (!force && gui.dragged_sb == SBAR_BOTTOM) 4249 return; 4250 4251 if (!force && curwin->w_p_wrap && gui.prev_wrap) 4252 return; 4253 4254 /* 4255 * It is possible for the cursor to be invalid if we're in the middle of 4256 * something (like changing files). If so, don't do anything for now. 4257 */ 4258 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4259 { 4260 gui.bottom_sbar.value = -1; 4261 return; 4262 } 4263 4264 size = W_WIDTH(curwin); 4265 if (curwin->w_p_wrap) 4266 { 4267 value = 0; 4268 #ifdef SCROLL_PAST_END 4269 max = 0; 4270 #else 4271 max = W_WIDTH(curwin) - 1; 4272 #endif 4273 } 4274 else 4275 { 4276 value = curwin->w_leftcol; 4277 4278 /* Calculate maximum for horizontal scrollbar. Check for reasonable 4279 * line numbers, topline and botline can be invalid when displaying is 4280 * postponed. */ 4281 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4282 && curwin->w_topline <= curwin->w_cursor.lnum 4283 && curwin->w_botline > curwin->w_cursor.lnum 4284 && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) 4285 { 4286 linenr_T lnum; 4287 colnr_T n; 4288 4289 /* Use maximum of all visible lines. Remember the lnum of the 4290 * longest line, clostest to the cursor line. Used when scrolling 4291 * below. */ 4292 max = 0; 4293 for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) 4294 { 4295 n = scroll_line_len(lnum); 4296 if (n > (colnr_T)max) 4297 { 4298 max = n; 4299 longest_lnum = lnum; 4300 } 4301 else if (n == (colnr_T)max 4302 && abs((int)(lnum - curwin->w_cursor.lnum)) 4303 < abs((int)(longest_lnum - curwin->w_cursor.lnum))) 4304 longest_lnum = lnum; 4305 } 4306 } 4307 else 4308 /* Use cursor line only. */ 4309 max = scroll_line_len(curwin->w_cursor.lnum); 4310 #ifdef FEAT_VIRTUALEDIT 4311 if (virtual_active()) 4312 { 4313 /* May move the cursor even further to the right. */ 4314 if (curwin->w_virtcol >= (colnr_T)max) 4315 max = curwin->w_virtcol; 4316 } 4317 #endif 4318 4319 #ifndef SCROLL_PAST_END 4320 max += W_WIDTH(curwin) - 1; 4321 #endif 4322 /* The line number isn't scrolled, thus there is less space when 4323 * 'number' is set (also for 'foldcolumn'). */ 4324 size -= curwin_col_off(); 4325 #ifndef SCROLL_PAST_END 4326 max -= curwin_col_off(); 4327 #endif 4328 } 4329 4330 #ifndef SCROLL_PAST_END 4331 if (value > max - size + 1) 4332 value = max - size + 1; /* limit the value to allowable range */ 4333 #endif 4334 4335 #ifdef FEAT_RIGHTLEFT 4336 if (curwin->w_p_rl) 4337 { 4338 value = max + 1 - size - value; 4339 if (value < 0) 4340 { 4341 size += value; 4342 value = 0; 4343 } 4344 } 4345 #endif 4346 if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size 4347 && max == gui.bottom_sbar.max) 4348 return; 4349 4350 gui.bottom_sbar.value = value; 4351 gui.bottom_sbar.size = size; 4352 gui.bottom_sbar.max = max; 4353 gui.prev_wrap = curwin->w_p_wrap; 4354 4355 gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); 4356 } 4357 4358 /* 4359 * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. 4360 */ 4361 int 4362 gui_do_horiz_scroll() 4363 { 4364 /* no wrapping, no scrolling */ 4365 if (curwin->w_p_wrap) 4366 return FALSE; 4367 4368 if (curwin->w_leftcol == scrollbar_value) 4369 return FALSE; 4370 4371 curwin->w_leftcol = (colnr_T)scrollbar_value; 4372 4373 /* When the line of the cursor is too short, move the cursor to the 4374 * longest visible line. Do a sanity check on "longest_lnum", just in 4375 * case. */ 4376 if (vim_strchr(p_go, GO_HORSCROLL) == NULL 4377 && longest_lnum >= curwin->w_topline 4378 && longest_lnum < curwin->w_botline 4379 && !virtual_active()) 4380 { 4381 if (scrollbar_value > scroll_line_len(curwin->w_cursor.lnum)) 4382 { 4383 curwin->w_cursor.lnum = longest_lnum; 4384 curwin->w_cursor.col = 0; 4385 } 4386 } 4387 4388 return leftcol_changed(); 4389 } 4390 4391 /* 4392 * Check that none of the colors are the same as the background color 4393 */ 4394 void 4395 gui_check_colors() 4396 { 4397 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4398 { 4399 gui_set_bg_color((char_u *)"White"); 4400 if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) 4401 gui_set_fg_color((char_u *)"Black"); 4402 } 4403 } 4404 4405 static void 4406 gui_set_fg_color(name) 4407 char_u *name; 4408 { 4409 gui.norm_pixel = gui_get_color(name); 4410 hl_set_fg_color_name(vim_strsave(name)); 4411 } 4412 4413 static void 4414 gui_set_bg_color(name) 4415 char_u *name; 4416 { 4417 gui.back_pixel = gui_get_color(name); 4418 hl_set_bg_color_name(vim_strsave(name)); 4419 } 4420 4421 /* 4422 * Allocate a color by name. 4423 * Returns INVALCOLOR and gives an error message when failed. 4424 */ 4425 guicolor_T 4426 gui_get_color(name) 4427 char_u *name; 4428 { 4429 guicolor_T t; 4430 4431 if (*name == NUL) 4432 return INVALCOLOR; 4433 t = gui_mch_get_color(name); 4434 4435 if (t == INVALCOLOR 4436 #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) 4437 && gui.in_use 4438 #endif 4439 ) 4440 EMSG2(_("E254: Cannot allocate color %s"), name); 4441 return t; 4442 } 4443 4444 /* 4445 * Return the grey value of a color (range 0-255). 4446 */ 4447 int 4448 gui_get_lightness(pixel) 4449 guicolor_T pixel; 4450 { 4451 long_u rgb = gui_mch_get_rgb(pixel); 4452 4453 return (int)( (((rgb >> 16) & 0xff) * 299) 4454 + (((rgb >> 8) & 0xff) * 587) 4455 + ((rgb & 0xff) * 114)) / 1000; 4456 } 4457 4458 #if defined(FEAT_GUI_X11) || defined(PROTO) 4459 void 4460 gui_new_scrollbar_colors() 4461 { 4462 win_T *wp; 4463 4464 /* Nothing to do if GUI hasn't started yet. */ 4465 if (!gui.in_use) 4466 return; 4467 4468 FOR_ALL_WINDOWS(wp) 4469 { 4470 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); 4471 gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); 4472 } 4473 gui_mch_set_scrollbar_colors(&gui.bottom_sbar); 4474 } 4475 #endif 4476 4477 /* 4478 * Call this when focus has changed. 4479 */ 4480 void 4481 gui_focus_change(in_focus) 4482 int in_focus; 4483 { 4484 /* 4485 * Skip this code to avoid drawing the cursor when debugging and switching 4486 * between the debugger window and gvim. 4487 */ 4488 #if 1 4489 gui.in_focus = in_focus; 4490 out_flush(); /* make sure output has been written */ 4491 gui_update_cursor(TRUE, FALSE); 4492 4493 # ifdef FEAT_XIM 4494 xim_set_focus(in_focus); 4495 # endif 4496 4497 ui_focus_change(in_focus); 4498 #endif 4499 } 4500 4501 /* 4502 * Called when the mouse moved (but not when dragging). 4503 */ 4504 void 4505 gui_mouse_moved(x, y) 4506 int x; 4507 int y; 4508 { 4509 win_T *wp; 4510 char_u st[6]; 4511 4512 /* Ignore this while still starting up. */ 4513 if (!gui.in_use || gui.starting) 4514 return; 4515 4516 #ifdef FEAT_MOUSESHAPE 4517 /* Get window pointer, and update mouse shape as well. */ 4518 wp = xy2win(x, y); 4519 #endif 4520 4521 /* Only handle this when 'mousefocus' set and ... */ 4522 if (p_mousef 4523 && !hold_gui_events /* not holding events */ 4524 && (State & (NORMAL|INSERT))/* Normal/Visual/Insert mode */ 4525 && State != HITRETURN /* but not hit-return prompt */ 4526 && msg_scrolled == 0 /* no scrolled message */ 4527 && !need_mouse_correct /* not moving the pointer */ 4528 && gui.in_focus) /* gvim in focus */ 4529 { 4530 /* Don't move the mouse when it's left or right of the Vim window */ 4531 if (x < 0 || x > Columns * gui.char_width) 4532 return; 4533 #ifndef FEAT_MOUSESHAPE 4534 wp = xy2win(x, y); 4535 #endif 4536 if (wp == curwin || wp == NULL) 4537 return; /* still in the same old window, or none at all */ 4538 4539 /* 4540 * format a mouse click on status line input 4541 * ala gui_send_mouse_event(0, x, y, 0, 0); 4542 * Trick: Use a column number -1, so that get_pseudo_mouse_code() will 4543 * generate a K_LEFTMOUSE_NM key code. 4544 */ 4545 if (finish_op) 4546 { 4547 /* abort the current operator first */ 4548 st[0] = ESC; 4549 add_to_input_buf(st, 1); 4550 } 4551 st[0] = CSI; 4552 st[1] = KS_MOUSE; 4553 st[2] = KE_FILLER; 4554 st[3] = (char_u)MOUSE_LEFT; 4555 fill_mouse_coord(st + 4, 4556 #ifdef FEAT_VERTSPLIT 4557 wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, 4558 #else 4559 -1, 4560 #endif 4561 wp->w_height + W_WINROW(wp)); 4562 4563 add_to_input_buf(st, 8); 4564 st[3] = (char_u)MOUSE_RELEASE; 4565 add_to_input_buf(st, 8); 4566 #ifdef FEAT_GUI_GTK 4567 /* Need to wake up the main loop */ 4568 if (gtk_main_level() > 0) 4569 gtk_main_quit(); 4570 #endif 4571 } 4572 } 4573 4574 /* 4575 * Called when mouse should be moved to window with focus. 4576 */ 4577 void 4578 gui_mouse_correct() 4579 { 4580 int x, y; 4581 win_T *wp = NULL; 4582 4583 need_mouse_correct = FALSE; 4584 4585 if (!(gui.in_use && p_mousef)) 4586 return; 4587 4588 gui_mch_getmouse(&x, &y); 4589 /* Don't move the mouse when it's left or right of the Vim window */ 4590 if (x < 0 || x > Columns * gui.char_width) 4591 return; 4592 if (y >= 0) 4593 wp = xy2win(x, y); 4594 if (wp != curwin && wp != NULL) /* If in other than current window */ 4595 { 4596 validate_cline_row(); 4597 gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, 4598 (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height 4599 + (gui.char_height) / 2); 4600 } 4601 } 4602 4603 /* 4604 * Find window where the mouse pointer "y" coordinate is in. 4605 */ 4606 /*ARGSUSED*/ 4607 static win_T * 4608 xy2win(x, y) 4609 int x; 4610 int y; 4611 { 4612 #ifdef FEAT_WINDOWS 4613 int row; 4614 int col; 4615 win_T *wp; 4616 4617 row = Y_2_ROW(y); 4618 col = X_2_COL(x); 4619 if (row < 0 || col < 0) /* before first window */ 4620 return NULL; 4621 wp = mouse_find_win(&row, &col); 4622 # ifdef FEAT_MOUSESHAPE 4623 if (State == HITRETURN || State == ASKMORE) 4624 { 4625 if (Y_2_ROW(y) >= msg_row) 4626 update_mouseshape(SHAPE_IDX_MOREL); 4627 else 4628 update_mouseshape(SHAPE_IDX_MORE); 4629 } 4630 else if (row > wp->w_height) /* below status line */ 4631 update_mouseshape(SHAPE_IDX_CLINE); 4632 # ifdef FEAT_VERTSPLIT 4633 else if (!(State & CMDLINE) && W_VSEP_WIDTH(wp) > 0 && col == wp->w_width 4634 && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) 4635 update_mouseshape(SHAPE_IDX_VSEP); 4636 # endif 4637 else if (!(State & CMDLINE) && W_STATUS_HEIGHT(wp) > 0 4638 && row == wp->w_height && msg_scrolled == 0) 4639 update_mouseshape(SHAPE_IDX_STATUS); 4640 else 4641 update_mouseshape(-2); 4642 # endif 4643 return wp; 4644 #else 4645 return firstwin; 4646 #endif 4647 } 4648 4649 /* 4650 * ":gui" and ":gvim": Change from the terminal version to the GUI version. 4651 * File names may be given to redefine the args list. 4652 */ 4653 void 4654 ex_gui(eap) 4655 exarg_T *eap; 4656 { 4657 char_u *arg = eap->arg; 4658 4659 /* 4660 * Check for "-f" argument: foreground, don't fork. 4661 * Also don't fork when started with "gvim -f". 4662 * Do fork when using "gui -b". 4663 */ 4664 if (arg[0] == '-' 4665 && (arg[1] == 'f' || arg[1] == 'b') 4666 && (arg[2] == NUL || vim_iswhite(arg[2]))) 4667 { 4668 gui.dofork = (arg[1] == 'b'); 4669 eap->arg = skipwhite(eap->arg + 2); 4670 } 4671 if (!gui.in_use) 4672 { 4673 /* Clear the command. Needed for when forking+exiting, to avoid part 4674 * of the argument ending up after the shell prompt. */ 4675 msg_clr_eos_force(); 4676 gui_start(); 4677 } 4678 if (!ends_excmd(*eap->arg)) 4679 ex_next(eap); 4680 } 4681 4682 #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_W32) \ 4683 || defined(FEAT_GUI_PHOTON)) && defined(FEAT_TOOLBAR)) || defined(PROTO) 4684 /* 4685 * This is shared between Athena, Motif and GTK. 4686 */ 4687 static void gfp_setname __ARGS((char_u *fname, void *cookie)); 4688 4689 /* 4690 * Callback function for do_in_runtimepath(). 4691 */ 4692 static void 4693 gfp_setname(fname, cookie) 4694 char_u *fname; 4695 void *cookie; 4696 { 4697 char_u *gfp_buffer = cookie; 4698 4699 if (STRLEN(fname) >= MAXPATHL) 4700 *gfp_buffer = NUL; 4701 else 4702 STRCPY(gfp_buffer, fname); 4703 } 4704 4705 /* 4706 * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. 4707 * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. 4708 */ 4709 int 4710 gui_find_bitmap(name, buffer, ext) 4711 char_u *name; 4712 char_u *buffer; 4713 char *ext; 4714 { 4715 if (STRLEN(name) > MAXPATHL - 14) 4716 return FAIL; 4717 vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); 4718 if (do_in_runtimepath(buffer, FALSE, gfp_setname, buffer) == FAIL 4719 || *buffer == NUL) 4720 return FAIL; 4721 return OK; 4722 } 4723 4724 # if !defined(HAVE_GTK2) || defined(PROTO) 4725 /* 4726 * Given the name of the "icon=" argument, try finding the bitmap file for the 4727 * icon. If it is an absolute path name, use it as it is. Otherwise append 4728 * "ext" and search for it in 'runtimepath'. 4729 * The result is put in "buffer[MAXPATHL]". If something fails "buffer" 4730 * contains "name". 4731 */ 4732 void 4733 gui_find_iconfile(name, buffer, ext) 4734 char_u *name; 4735 char_u *buffer; 4736 char *ext; 4737 { 4738 char_u buf[MAXPATHL + 1]; 4739 4740 expand_env(name, buffer, MAXPATHL); 4741 if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) 4742 STRCPY(buffer, buf); 4743 } 4744 # endif 4745 #endif 4746 4747 #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(PROTO) 4748 void 4749 display_errors() 4750 { 4751 char_u *p; 4752 4753 if (isatty(2)) 4754 fflush(stderr); 4755 else if (error_ga.ga_data != NULL) 4756 { 4757 /* avoid putting up a message box with blanks only */ 4758 for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) 4759 if (!isspace(*p)) 4760 { 4761 /* Truncate a very long message, it will go off-screen. */ 4762 if (STRLEN(p) > 2000) 4763 STRCPY(p + 2000 - 14, "...(truncated)"); 4764 (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), 4765 p, (char_u *)_("&Ok"), 1, NULL); 4766 break; 4767 } 4768 ga_clear(&error_ga); 4769 } 4770 } 4771 #endif 4772 4773 #if defined(NO_CONSOLE_INPUT) || defined(PROTO) 4774 /* 4775 * Return TRUE if still starting up and there is no place to enter text. 4776 * For GTK and X11 we check if stderr is not a tty, which means we were 4777 * (probably) started from the desktop. Also check stdin, "vim >& file" does 4778 * allow typing on stdin. 4779 */ 4780 int 4781 no_console_input() 4782 { 4783 return ((!gui.in_use || gui.starting) 4784 # ifndef NO_CONSOLE 4785 && !isatty(0) && !isatty(2) 4786 # endif 4787 ); 4788 } 4789 #endif 4790 4791 #if defined(FIND_REPLACE_DIALOG) || defined(FEAT_SUN_WORKSHOP) \ 4792 || defined(PROTO) 4793 /* 4794 * Update the current window and the screen. 4795 */ 4796 void 4797 gui_update_screen() 4798 { 4799 update_topline(); 4800 validate_cursor(); 4801 update_screen(0); /* may need to update the screen */ 4802 setcursor(); 4803 out_flush(); /* make sure output has been written */ 4804 gui_update_cursor(TRUE, FALSE); 4805 gui_mch_flush(); 4806 } 4807 #endif 4808 4809 #if defined(FIND_REPLACE_DIALOG) || defined(PROTO) 4810 static void concat_esc __ARGS((garray_T *gap, char_u *text, int what)); 4811 4812 /* 4813 * Get the text to use in a find/replace dialog. Uses the last search pattern 4814 * if the argument is empty. 4815 * Returns an allocated string. 4816 */ 4817 char_u * 4818 get_find_dialog_text(arg, wwordp, mcasep) 4819 char_u *arg; 4820 int *wwordp; /* return: TRUE if \< \> found */ 4821 int *mcasep; /* return: TRUE if \C found */ 4822 { 4823 char_u *text; 4824 4825 if (*arg == NUL) 4826 text = last_search_pat(); 4827 else 4828 text = arg; 4829 if (text != NULL) 4830 { 4831 text = vim_strsave(text); 4832 if (text != NULL) 4833 { 4834 int len = (int)STRLEN(text); 4835 int i; 4836 4837 /* Remove "\V" */ 4838 if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) 4839 { 4840 mch_memmove(text, text + 2, (size_t)(len - 1)); 4841 len -= 2; 4842 } 4843 4844 /* Recognize "\c" and "\C" and remove. */ 4845 if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) 4846 { 4847 *mcasep = (text[1] == 'C'); 4848 mch_memmove(text, text + 2, (size_t)(len - 1)); 4849 len -= 2; 4850 } 4851 4852 /* Recognize "\<text\>" and remove. */ 4853 if (len >= 4 4854 && STRNCMP(text, "\\<", 2) == 0 4855 && STRNCMP(text + len - 2, "\\>", 2) == 0) 4856 { 4857 *wwordp = TRUE; 4858 mch_memmove(text, text + 2, (size_t)(len - 4)); 4859 text[len - 4] = NUL; 4860 } 4861 4862 /* Recognize "\/" or "\?" and remove. */ 4863 for (i = 0; i + 1 < len; ++i) 4864 if (text[i] == '\\' && (text[i + 1] == '/' 4865 || text[i + 1] == '?')) 4866 { 4867 mch_memmove(text + i, text + i + 1, (size_t)(len - i)); 4868 --len; 4869 } 4870 } 4871 } 4872 return text; 4873 } 4874 4875 /* 4876 * Concatenate "text" to grow array "gap", escaping "what" with a backslash. 4877 */ 4878 static void 4879 concat_esc(gap, text, what) 4880 garray_T *gap; 4881 char_u *text; 4882 int what; 4883 { 4884 while (*text != NUL) 4885 { 4886 #ifdef FEAT_MBYTE 4887 int l = (*mb_ptr2len)(text); 4888 4889 if (l > 1) 4890 { 4891 while (--l >= 0) 4892 ga_append(gap, *text++); 4893 continue; 4894 } 4895 #endif 4896 if (*text == what) 4897 ga_append(gap, '\\'); 4898 ga_append(gap, *text); 4899 ++text; 4900 } 4901 } 4902 4903 /* 4904 * Handle the press of a button in the find-replace dialog. 4905 * Return TRUE when something was added to the input buffer. 4906 */ 4907 int 4908 gui_do_findrepl(flags, find_text, repl_text, down) 4909 int flags; /* one of FRD_REPLACE, FRD_FINDNEXT, etc. */ 4910 char_u *find_text; 4911 char_u *repl_text; 4912 int down; /* Search downwards. */ 4913 { 4914 garray_T ga; 4915 int i; 4916 int type = (flags & FRD_TYPE_MASK); 4917 char_u *p; 4918 regmatch_T regmatch; 4919 int save_did_emsg = did_emsg; 4920 4921 ga_init2(&ga, 1, 100); 4922 if (type == FRD_REPLACEALL) 4923 ga_concat(&ga, (char_u *)"%s/"); 4924 4925 ga_concat(&ga, (char_u *)"\\V"); 4926 if (flags & FRD_MATCH_CASE) 4927 ga_concat(&ga, (char_u *)"\\C"); 4928 else 4929 ga_concat(&ga, (char_u *)"\\c"); 4930 if (flags & FRD_WHOLE_WORD) 4931 ga_concat(&ga, (char_u *)"\\<"); 4932 if (type == FRD_REPLACEALL || down) 4933 concat_esc(&ga, find_text, '/'); /* escape slashes */ 4934 else 4935 concat_esc(&ga, find_text, '?'); /* escape '?' */ 4936 if (flags & FRD_WHOLE_WORD) 4937 ga_concat(&ga, (char_u *)"\\>"); 4938 4939 if (type == FRD_REPLACEALL) 4940 { 4941 ga_concat(&ga, (char_u *)"/"); 4942 /* escape / and \ */ 4943 p = vim_strsave_escaped(repl_text, (char_u *)"/\\"); 4944 if (p != NULL) 4945 ga_concat(&ga, p); 4946 vim_free(p); 4947 ga_concat(&ga, (char_u *)"/g"); 4948 } 4949 ga_append(&ga, NUL); 4950 4951 if (type == FRD_REPLACE) 4952 { 4953 /* Do the replacement when the text at the cursor matches. Thus no 4954 * replacement is done if the cursor was moved! */ 4955 regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); 4956 regmatch.rm_ic = 0; 4957 if (regmatch.regprog != NULL) 4958 { 4959 p = ml_get_cursor(); 4960 if (vim_regexec_nl(®match, p, (colnr_T)0) 4961 && regmatch.startp[0] == p) 4962 { 4963 /* Clear the command line to remove any old "No match" 4964 * error. */ 4965 msg_end_prompt(); 4966 4967 if (u_save_cursor() == OK) 4968 { 4969 /* A button was pressed thus undo should be synced. */ 4970 u_sync(FALSE); 4971 4972 del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), 4973 FALSE, FALSE); 4974 ins_str(repl_text); 4975 } 4976 } 4977 else 4978 MSG(_("No match at cursor, finding next")); 4979 vim_free(regmatch.regprog); 4980 } 4981 } 4982 4983 if (type == FRD_REPLACEALL) 4984 { 4985 /* A button was pressed, thus undo should be synced. */ 4986 u_sync(FALSE); 4987 do_cmdline_cmd(ga.ga_data); 4988 } 4989 else 4990 { 4991 /* Search for the next match. */ 4992 i = msg_scroll; 4993 do_search(NULL, down ? '/' : '?', ga.ga_data, 1L, 4994 SEARCH_MSG + SEARCH_MARK); 4995 msg_scroll = i; /* don't let an error message set msg_scroll */ 4996 } 4997 4998 /* Don't want to pass did_emsg to other code, it may cause disabling 4999 * syntax HL if we were busy redrawing. */ 5000 did_emsg = save_did_emsg; 5001 5002 if (State & (NORMAL | INSERT)) 5003 { 5004 gui_update_screen(); /* update the screen */ 5005 msg_didout = 0; /* overwrite any message */ 5006 need_wait_return = FALSE; /* don't wait for return */ 5007 } 5008 5009 vim_free(ga.ga_data); 5010 return (ga.ga_len > 0); 5011 } 5012 5013 #endif 5014 5015 #if (defined(FEAT_DND) && defined(FEAT_GUI_GTK)) \ 5016 || defined(FEAT_GUI_MSWIN) \ 5017 || defined(FEAT_GUI_MAC) \ 5018 || defined(PROTO) 5019 5020 #ifdef FEAT_WINDOWS 5021 static void gui_wingoto_xy __ARGS((int x, int y)); 5022 5023 /* 5024 * Jump to the window at specified point (x, y). 5025 */ 5026 static void 5027 gui_wingoto_xy(x, y) 5028 int x; 5029 int y; 5030 { 5031 int row = Y_2_ROW(y); 5032 int col = X_2_COL(x); 5033 win_T *wp; 5034 5035 if (row >= 0 && col >= 0) 5036 { 5037 wp = mouse_find_win(&row, &col); 5038 if (wp != NULL && wp != curwin) 5039 win_goto(wp); 5040 } 5041 } 5042 #endif 5043 5044 /* 5045 * Process file drop. Mouse cursor position, key modifiers, name of files 5046 * and count of files are given. Argument "fnames[count]" has full pathnames 5047 * of dropped files, they will be freed in this function, and caller can't use 5048 * fnames after call this function. 5049 */ 5050 /*ARGSUSED*/ 5051 void 5052 gui_handle_drop(x, y, modifiers, fnames, count) 5053 int x; 5054 int y; 5055 int_u modifiers; 5056 char_u **fnames; 5057 int count; 5058 { 5059 int i; 5060 char_u *p; 5061 5062 /* 5063 * When the cursor is at the command line, add the file names to the 5064 * command line, don't edit the files. 5065 */ 5066 if (State & CMDLINE) 5067 { 5068 shorten_filenames(fnames, count); 5069 for (i = 0; i < count; ++i) 5070 { 5071 if (fnames[i] != NULL) 5072 { 5073 if (i > 0) 5074 add_to_input_buf((char_u*)" ", 1); 5075 5076 /* We don't know what command is used thus we can't be sure 5077 * about which characters need to be escaped. Only escape the 5078 * most common ones. */ 5079 # ifdef BACKSLASH_IN_FILENAME 5080 p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); 5081 # else 5082 p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); 5083 # endif 5084 if (p != NULL) 5085 add_to_input_buf(p, (int)STRLEN(p)); 5086 vim_free(p); 5087 vim_free(fnames[i]); 5088 } 5089 } 5090 vim_free(fnames); 5091 } 5092 else 5093 { 5094 /* Go to the window under mouse cursor, then shorten given "fnames" by 5095 * current window, because a window can have local current dir. */ 5096 # ifdef FEAT_WINDOWS 5097 gui_wingoto_xy(x, y); 5098 # endif 5099 shorten_filenames(fnames, count); 5100 5101 /* If Shift held down, remember the first item. */ 5102 if ((modifiers & MOUSE_SHIFT) != 0) 5103 p = vim_strsave(fnames[0]); 5104 else 5105 p = NULL; 5106 5107 /* Handle the drop, :edit or :split to get to the file. This also 5108 * frees fnames[]. Skip this if there is only one item it's a 5109 * directory and Shift is held down. */ 5110 if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 5111 && mch_isdir(fnames[0])) 5112 { 5113 vim_free(fnames[0]); 5114 vim_free(fnames); 5115 } 5116 else 5117 handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0); 5118 5119 /* If Shift held down, change to first file's directory. If the first 5120 * item is a directory, change to that directory (and let the explorer 5121 * plugin show the contents). */ 5122 if (p != NULL) 5123 { 5124 if (mch_isdir(p)) 5125 { 5126 if (mch_chdir((char *)p) == 0) 5127 shorten_fnames(TRUE); 5128 } 5129 else if (vim_chdirfile(p) == OK) 5130 shorten_fnames(TRUE); 5131 vim_free(p); 5132 } 5133 5134 /* Update the screen display */ 5135 update_screen(NOT_VALID); 5136 # ifdef FEAT_MENU 5137 gui_update_menus(0); 5138 # endif 5139 setcursor(); 5140 out_flush(); 5141 gui_update_cursor(FALSE, FALSE); 5142 gui_mch_flush(); 5143 } 5144 } 5145 #endif 5146