/* vi:set ts=8 sts=4 sw=4 noet: * * VIM - Vi IMproved by Bram Moolenaar * GUI/Motif support by Robert Webb * * Do ":help uganda" in Vim to read copying and usage conditions. * Do ":help credits" in Vim to see a list of people who contributed. * See README.txt for an overview of the Vim source code. */ #include "vim.h" // Structure containing all the GUI information gui_T gui; #if defined(FEAT_GUI_X11) && !defined(FEAT_GUI_GTK) # define USE_SET_GUIFONTWIDE static void set_guifontwide(char_u *font_name); #endif static void gui_check_pos(void); static void gui_reset_scroll_region(void); static void gui_outstr(char_u *, int); static int gui_screenchar(int off, int flags, guicolor_T fg, guicolor_T bg, int back); static int gui_outstr_nowrap(char_u *s, int len, int flags, guicolor_T fg, guicolor_T bg, int back); static void gui_delete_lines(int row, int count); static void gui_insert_lines(int row, int count); static int gui_xy2colrow(int x, int y, int *colp); #if defined(FEAT_GUI_TABLINE) || defined(PROTO) static int gui_has_tabline(void); #endif static void gui_do_scrollbar(win_T *wp, int which, int enable); static void gui_update_horiz_scrollbar(int); static void gui_set_fg_color(char_u *name); static void gui_set_bg_color(char_u *name); static void init_gui_options(void); static win_T *xy2win(int x, int y, mouse_find_T popup); #ifdef GUI_MAY_FORK static void gui_do_fork(void); static int gui_read_child_pipe(int fd); // Return values for gui_read_child_pipe enum { GUI_CHILD_IO_ERROR, GUI_CHILD_OK, GUI_CHILD_FAILED }; #endif static void gui_attempt_start(void); static int can_update_cursor = TRUE; // can display the cursor static int disable_flush = 0; // If > 0, gui_mch_flush() is disabled. /* * gui_start -- Called when user wants to start the GUI. * * Careful: This function can be called recursively when there is a ":gui" * command in the .gvimrc file. Only the first call should fork, not the * recursive call. */ void gui_start(char_u *arg UNUSED) { char_u *old_term; static int recursive = 0; #if defined(GUI_MAY_SPAWN) && defined(EXPERIMENTAL_GUI_CMD) char *msg = NULL; #endif old_term = vim_strsave(T_NAME); settmode(TMODE_COOK); // stop RAW mode if (full_screen) cursor_on(); // needed for ":gui" in .vimrc full_screen = FALSE; ++recursive; #ifdef GUI_MAY_FORK /* * Quit the current process and continue in the child. * Makes "gvim file" disconnect from the shell it was started in. * Don't do this when Vim was started with "-f" or the 'f' flag is present * in 'guioptions'. * Don't do this when there is a running job, we can only get the status * of a child from the parent. */ if (gui.dofork && !vim_strchr(p_go, GO_FORG) && recursive <= 1 # ifdef FEAT_JOB_CHANNEL && !job_any_running() # endif ) { gui_do_fork(); } else #endif #ifdef GUI_MAY_SPAWN if (gui.dospawn # ifdef EXPERIMENTAL_GUI_CMD && gui.dofork # endif && !vim_strchr(p_go, GO_FORG) && !anyBufIsChanged() # ifdef FEAT_JOB_CHANNEL && !job_any_running() # endif ) { # ifdef EXPERIMENTAL_GUI_CMD msg = # endif gui_mch_do_spawn(arg); } else #endif { #ifdef FEAT_GUI_GTK // If there is 'f' in 'guioptions' and specify -g argument, // gui_mch_init_check() was not called yet. if (gui_mch_init_check() != OK) getout_preserve_modified(1); #endif gui_attempt_start(); } if (!gui.in_use) // failed to start GUI { // Back to old term settings // // FIXME: If we got here because a child process failed and flagged to // the parent to resume, and X11 is enabled, this will // hit an X11 I/O error and do a longjmp(), leaving recursive // permanently set to 1. This is probably not as big a problem as it // sounds, because gui_mch_init() in both gui_x11.c and gui_gtk_x11.c // return "OK" unconditionally, so it would be very difficult to // actually hit this case. termcapinit(old_term); settmode(TMODE_RAW); // restart RAW mode set_title_defaults(); // set 'title' and 'icon' again #if defined(GUI_MAY_SPAWN) && defined(EXPERIMENTAL_GUI_CMD) if (msg) emsg(msg); #endif } vim_free(old_term); // If the GUI started successfully, trigger the GUIEnter event, otherwise // the GUIFailed event. gui_mch_update(); apply_autocmds(gui.in_use ? EVENT_GUIENTER : EVENT_GUIFAILED, NULL, NULL, FALSE, curbuf); --recursive; } /* * Set_termname() will call gui_init() to start the GUI. * Set the "starting" flag, to indicate that the GUI will start. * * We don't want to open the GUI shell until after we've read .gvimrc, * otherwise we don't know what font we will use, and hence we don't know * what size the shell should be. So if there are errors in the .gvimrc * file, they will have to go to the terminal: Set full_screen to FALSE. * full_screen will be set to TRUE again by a successful termcapinit(). */ static void gui_attempt_start(void) { static int recursive = 0; ++recursive; gui.starting = TRUE; #ifdef FEAT_GUI_GTK gui.event_time = GDK_CURRENT_TIME; #endif termcapinit((char_u *)"builtin_gui"); gui.starting = recursive - 1; #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) if (gui.in_use) { # ifdef FEAT_EVAL Window x11_window; Display *x11_display; if (gui_get_x11_windis(&x11_window, &x11_display) == OK) set_vim_var_nr(VV_WINDOWID, (long)x11_window); # endif // Display error messages in a dialog now. display_errors(); } #endif --recursive; } #ifdef GUI_MAY_FORK // for waitpid() # if defined(HAVE_SYS_WAIT_H) || defined(HAVE_UNION_WAIT) # include # endif /* * Create a new process, by forking. In the child, start the GUI, and in * the parent, exit. * * If something goes wrong, this will return with gui.in_use still set * to FALSE, in which case the caller should continue execution without * the GUI. * * If the child fails to start the GUI, then the child will exit and the * parent will return. If the child succeeds, then the parent will exit * and the child will return. */ static void gui_do_fork(void) { int pipefd[2]; // pipe between parent and child int pipe_error; int status; int exit_status; pid_t pid = -1; #if defined(FEAT_RELTIME) && defined(HAVE_TIMER_CREATE) // a timer is not carried forward delete_timer(); #endif // Setup a pipe between the child and the parent, so that the parent // knows when the child has done the setsid() call and is allowed to // exit. pipe_error = (pipe(pipefd) < 0); pid = fork(); if (pid < 0) // Fork error { emsg(_(e_failed_to_create_new_process_for_GUI)); return; } else if (pid > 0) // Parent { // Give the child some time to do the setsid(), otherwise the // exit() may kill the child too (when starting gvim from inside a // gvim). if (!pipe_error) { // The read returns when the child closes the pipe (or when // the child dies for some reason). close(pipefd[1]); status = gui_read_child_pipe(pipefd[0]); if (status == GUI_CHILD_FAILED) { // The child failed to start the GUI, so the caller must // continue. There may be more error information written // to stderr by the child. # ifdef __NeXT__ wait4(pid, &exit_status, 0, (struct rusage *)0); # else waitpid(pid, &exit_status, 0); # endif emsg(_(e_the_child_process_failed_to_start_GUI)); return; } else if (status == GUI_CHILD_IO_ERROR) { pipe_error = TRUE; } // else GUI_CHILD_OK: parent exit } if (pipe_error) ui_delay(301L, TRUE); // When swapping screens we may need to go to the next line, e.g., // after a hit-enter prompt and using ":gui". if (newline_on_exit) mch_errmsg("\r\n"); /* * The parent must skip the normal exit() processing, the child * will do it. For example, GTK messes up signals when exiting. */ _exit(0); } // Child # ifdef FEAT_GUI_GTK // Call gtk_init_check() here after fork(). See gui_init_check(). if (gui_mch_init_check() != OK) getout_preserve_modified(1); # endif # if defined(HAVE_SETSID) || defined(HAVE_SETPGID) /* * Change our process group. On some systems/shells a CTRL-C in the * shell where Vim was started would otherwise kill gvim! */ # if defined(HAVE_SETSID) (void)setsid(); # else (void)setpgid(0, 0); # endif # endif if (!pipe_error) close(pipefd[0]); # if defined(FEAT_GUI_GNOME) && defined(FEAT_SESSION) // Tell the session manager our new PID gui_mch_forked(); # endif // Try to start the GUI gui_attempt_start(); // Notify the parent if (!pipe_error) { if (gui.in_use) write_eintr(pipefd[1], "ok", 3); else write_eintr(pipefd[1], "fail", 5); close(pipefd[1]); } // If we failed to start the GUI, exit now. if (!gui.in_use) getout_preserve_modified(1); } /* * Read from a pipe assumed to be connected to the child process (this * function is called from the parent). * Return GUI_CHILD_OK if the child successfully started the GUI, * GUY_CHILD_FAILED if the child failed, or GUI_CHILD_IO_ERROR if there was * some other error. * * The file descriptor will be closed before the function returns. */ static int gui_read_child_pipe(int fd) { long bytes_read; # define READ_BUFFER_SIZE 10 char buffer[READ_BUFFER_SIZE]; bytes_read = read_eintr(fd, buffer, READ_BUFFER_SIZE - 1); # undef READ_BUFFER_SIZE close(fd); if (bytes_read < 0) return GUI_CHILD_IO_ERROR; buffer[bytes_read] = NUL; if (strcmp(buffer, "ok") == 0) return GUI_CHILD_OK; return GUI_CHILD_FAILED; } #endif // GUI_MAY_FORK /* * Call this when vim starts up, whether or not the GUI is started */ void gui_prepare(int *argc, char **argv) { gui.in_use = FALSE; // No GUI yet (maybe later) gui.starting = FALSE; // No GUI yet (maybe later) gui_mch_prepare(argc, argv); } /* * Try initializing the GUI and check if it can be started. * Used from main() to check early if "vim -g" can start the GUI. * Used from gui_init() to prepare for starting the GUI. * Returns FAIL or OK. */ int gui_init_check(void) { static int result = MAYBE; if (result != MAYBE) { if (result == FAIL) emsg(_(e_cannot_start_the_GUI)); return result; } gui.shell_created = FALSE; gui.dying = FALSE; gui.in_focus = TRUE; // so the guicursor setting works gui.dragged_sb = SBAR_NONE; gui.dragged_wp = NULL; gui.pointer_hidden = FALSE; gui.col = 0; gui.row = 0; gui.num_cols = Columns; gui.num_rows = Rows; gui.cursor_is_valid = FALSE; gui.scroll_region_top = 0; gui.scroll_region_bot = Rows - 1; gui.scroll_region_left = 0; gui.scroll_region_right = Columns - 1; gui.highlight_mask = HL_NORMAL; gui.char_width = 1; gui.char_height = 1; gui.char_ascent = 0; gui.border_width = 0; gui.norm_font = NOFONT; #ifndef FEAT_GUI_GTK gui.bold_font = NOFONT; gui.ital_font = NOFONT; gui.boldital_font = NOFONT; # ifdef FEAT_XFONTSET gui.fontset = NOFONTSET; # endif #endif gui.wide_font = NOFONT; #ifndef FEAT_GUI_GTK gui.wide_bold_font = NOFONT; gui.wide_ital_font = NOFONT; gui.wide_boldital_font = NOFONT; #endif #ifdef FEAT_MENU # ifndef FEAT_GUI_GTK # ifdef FONTSET_ALWAYS gui.menu_fontset = NOFONTSET; # else gui.menu_font = NOFONT; # endif # endif gui.menu_is_active = TRUE; // default: include menu # ifndef FEAT_GUI_GTK gui.menu_height = MENU_DEFAULT_HEIGHT; gui.menu_width = 0; # endif #endif #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_HAIKU)) gui.toolbar_height = 0; #endif #ifdef FEAT_BEVAL_TIP gui.tooltip_fontset = NOFONTSET; #endif gui.scrollbar_width = gui.scrollbar_height = SB_DEFAULT_WIDTH; gui.prev_wrap = -1; #ifdef FEAT_GUI_GTK CLEAR_FIELD(gui.ligatures_map); #endif #if defined(ALWAYS_USE_GUI) || defined(VIMDLL) result = OK; #else # ifdef FEAT_GUI_GTK /* * Note: Don't call gtk_init_check() before fork, it will be called after * the fork. When calling it before fork, it make vim hang for a while. * See gui_do_fork(). * Use a simpler check if the GUI window can probably be opened. */ result = gui.dofork ? gui_mch_early_init_check(TRUE) : gui_mch_init_check(); # else result = gui_mch_init_check(); # endif #endif return result; } /* * This is the call which starts the GUI. */ void gui_init(void) { win_T *wp; static int recursive = 0; /* * It's possible to use ":gui" in a .gvimrc file. The first half of this * function will then be executed at the first call, the rest by the * recursive call. This allow the shell to be opened halfway reading a * gvimrc file. */ if (!recursive) { ++recursive; clip_init(TRUE); // If can't initialize, don't try doing the rest if (gui_init_check() == FAIL) { --recursive; clip_init(FALSE); return; } /* * Reset 'paste'. It's useful in the terminal, but not in the GUI. It * breaks the Paste toolbar button. */ set_option_value_give_err((char_u *)"paste", 0L, NULL, 0); // Set t_Co to the number of colors: RGB. set_color_count(256 * 256 * 256); /* * Set up system-wide default menus. */ #if defined(SYS_MENU_FILE) && defined(FEAT_MENU) if (vim_strchr(p_go, GO_NOSYSMENU) == NULL) { sys_menu = TRUE; do_source((char_u *)SYS_MENU_FILE, FALSE, DOSO_NONE, NULL); sys_menu = FALSE; } #endif /* * Switch on the mouse by default, unless the user changed it already. * This can then be changed in the .gvimrc. */ if (!option_was_set((char_u *)"mouse")) set_string_option_direct((char_u *)"mouse", -1, (char_u *)"a", OPT_FREE, SID_NONE); /* * If -U option given, use only the initializations from that file and * nothing else. Skip all initializations for "-U NONE" or "-u NORC". */ if (use_gvimrc != NULL) { if (STRCMP(use_gvimrc, "NONE") != 0 && STRCMP(use_gvimrc, "NORC") != 0 && do_source(use_gvimrc, FALSE, DOSO_NONE, NULL) != OK) semsg(_(e_cannot_read_from_str), use_gvimrc); } else { /* * Get system wide defaults for gvim, only when file name defined. */ #ifdef SYS_GVIMRC_FILE do_source((char_u *)SYS_GVIMRC_FILE, FALSE, DOSO_NONE, NULL); #endif /* * Try to read GUI initialization commands from the following * places: * - environment variable GVIMINIT * - the user gvimrc file (~/.gvimrc) * - the second user gvimrc file ($VIM/.gvimrc for Dos) * - the third user gvimrc file ($VIM/.gvimrc for Amiga) * The first that exists is used, the rest is ignored. */ if (process_env((char_u *)"GVIMINIT", FALSE) == FAIL && do_source((char_u *)USR_GVIMRC_FILE, TRUE, DOSO_GVIMRC, NULL) == FAIL #ifdef USR_GVIMRC_FILE2 && do_source((char_u *)USR_GVIMRC_FILE2, TRUE, DOSO_GVIMRC, NULL) == FAIL #endif #ifdef USR_GVIMRC_FILE3 && do_source((char_u *)USR_GVIMRC_FILE3, TRUE, DOSO_GVIMRC, NULL) == FAIL #endif ) { #ifdef USR_GVIMRC_FILE4 (void)do_source((char_u *)USR_GVIMRC_FILE4, TRUE, DOSO_GVIMRC, NULL); #endif } /* * Read initialization commands from ".gvimrc" in current * directory. This is only done if the 'exrc' option is set. * Because of security reasons we disallow shell and write * commands now, except for unix if the file is owned by the user * or 'secure' option has been reset in environment of global * ".gvimrc". * Only do this if GVIMRC_FILE is not the same as USR_GVIMRC_FILE, * USR_GVIMRC_FILE2, USR_GVIMRC_FILE3 or SYS_GVIMRC_FILE. */ if (p_exrc) { #ifdef UNIX { stat_T s; // if ".gvimrc" file is not owned by user, set 'secure' // mode if (mch_stat(GVIMRC_FILE, &s) || s.st_uid != getuid()) secure = p_secure; } #else secure = p_secure; #endif if ( fullpathcmp((char_u *)USR_GVIMRC_FILE, (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME #ifdef SYS_GVIMRC_FILE && fullpathcmp((char_u *)SYS_GVIMRC_FILE, (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME #endif #ifdef USR_GVIMRC_FILE2 && fullpathcmp((char_u *)USR_GVIMRC_FILE2, (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME #endif #ifdef USR_GVIMRC_FILE3 && fullpathcmp((char_u *)USR_GVIMRC_FILE3, (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME #endif #ifdef USR_GVIMRC_FILE4 && fullpathcmp((char_u *)USR_GVIMRC_FILE4, (char_u *)GVIMRC_FILE, FALSE, TRUE) != FPC_SAME #endif ) do_source((char_u *)GVIMRC_FILE, TRUE, DOSO_GVIMRC, NULL); if (secure == 2) need_wait_return = TRUE; secure = 0; } } if (need_wait_return || msg_didany) wait_return(TRUE); --recursive; } // If recursive call opened the shell, return here from the first call if (gui.in_use) return; /* * Create the GUI shell. */ gui.in_use = TRUE; // Must be set after menus have been set up if (gui_mch_init() == FAIL) goto error; // Avoid a delay for an error message that was printed in the terminal // where Vim was started. emsg_on_display = FALSE; msg_scrolled = 0; clear_sb_text(TRUE); need_wait_return = FALSE; msg_didany = FALSE; /* * Check validity of any generic resources that may have been loaded. */ if (gui.border_width < 0) gui.border_width = 0; /* * Set up the fonts. First use a font specified with "-fn" or "-font". */ if (font_argument != NULL) set_option_value_give_err((char_u *)"gfn", 0L, (char_u *)font_argument, 0); if ( #ifdef FEAT_XFONTSET (*p_guifontset == NUL || gui_init_font(p_guifontset, TRUE) == FAIL) && #endif gui_init_font(*p_guifont == NUL ? hl_get_font_name() : p_guifont, FALSE) == FAIL) { emsg(_(e_cannot_start_gui_no_valid_font_found)); goto error2; } if (gui_get_wide_font() == FAIL) emsg(_(e_guifontwide_invalid)); gui.num_cols = Columns; gui.num_rows = Rows; gui_reset_scroll_region(); // Create initial scrollbars FOR_ALL_WINDOWS(wp) { gui_create_scrollbar(&wp->w_scrollbars[SBAR_LEFT], SBAR_LEFT, wp); gui_create_scrollbar(&wp->w_scrollbars[SBAR_RIGHT], SBAR_RIGHT, wp); } gui_create_scrollbar(&gui.bottom_sbar, SBAR_BOTTOM, NULL); #ifdef FEAT_MENU gui_create_initial_menus(root_menu); #endif #ifdef FEAT_SIGN_ICONS sign_gui_started(); #endif // Configure the desired menu and scrollbars gui_init_which_components(NULL); // All components of the GUI have been created now gui.shell_created = TRUE; #ifdef FEAT_GUI_MSWIN // Set the shell size, adjusted for the screen size. For GTK this only // works after the shell has been opened, thus it is further down. // If the window is already maximized (e.g. when --windowid is passed in), // we want to use the system-provided dimensions by passing FALSE to // mustset. Otherwise, we want to initialize with the default rows/columns. if (gui_mch_maximized()) gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); else gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); #else # ifndef FEAT_GUI_GTK gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); # endif #endif #if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) // Need to set the size of the menubar after all the menus have been // created. gui_mch_compute_menu_height((Widget)0); #endif /* * Actually open the GUI shell. */ if (gui_mch_open() != FAIL) { maketitle(); resettitle(); init_gui_options(); #ifdef FEAT_ARABIC // Our GUI can't do bidi. p_tbidi = FALSE; #endif #if defined(FEAT_GUI_GTK) // Give GTK+ a chance to put all widget's into place. gui_mch_update(); # ifdef FEAT_MENU // If there is no 'm' in 'guioptions' we need to remove the menu now. // It was still there to make F10 work. if (vim_strchr(p_go, GO_MENUS) == NULL) { --gui.starting; gui_mch_enable_menu(FALSE); ++gui.starting; gui_mch_update(); } # endif // Now make sure the shell fits on the screen. if (gui_mch_maximized()) gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); else gui_set_shellsize(TRUE, TRUE, RESIZE_BOTH); #endif // When 'lines' was set while starting up the topframe may have to be // resized. win_new_shellsize(); #ifdef FEAT_BEVAL_GUI // Always create the Balloon Evaluation area, but disable it when // 'ballooneval' is off. if (balloonEval != NULL) { # ifdef FEAT_VARTABS vim_free(balloonEval->vts); # endif vim_free(balloonEval); } balloonEvalForTerm = FALSE; # ifdef FEAT_GUI_GTK balloonEval = gui_mch_create_beval_area(gui.drawarea, NULL, &general_beval_cb, NULL); # else # if defined(FEAT_GUI_MOTIF) { extern Widget textArea; balloonEval = gui_mch_create_beval_area(textArea, NULL, &general_beval_cb, NULL); } # else # ifdef FEAT_GUI_MSWIN balloonEval = gui_mch_create_beval_area(NULL, NULL, &general_beval_cb, NULL); # endif # endif # endif if (!p_beval) gui_mch_disable_beval_area(balloonEval); #endif #ifndef FEAT_GUI_MSWIN // In the GUI modifiers are prepended to keys. // Don't do this for MS-Windows yet, it sends CTRL-K without the // modifier. seenModifyOtherKeys = TRUE; #endif #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) if (!im_xim_isvalid_imactivate()) emsg(_(e_value_of_imactivatekey_is_invalid)); #endif // When 'cmdheight' was set during startup it may not have taken // effect yet. if (p_ch != 1L) command_height(); return; } error2: #ifdef FEAT_GUI_X11 // undo gui_mch_init() gui_mch_uninit(); #endif error: gui.in_use = FALSE; clip_init(FALSE); } void gui_exit(int rc) { // don't free the fonts, it leads to a BUS error // richard@whitequeen.com Jul 99 free_highlight_fonts(); gui.in_use = FALSE; gui_mch_exit(rc); } #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11) || defined(FEAT_GUI_MSWIN) \ || defined(FEAT_GUI_PHOTON) || defined(PROTO) # define NEED_GUI_UPDATE_SCREEN 1 /* * Called when the GUI shell is closed by the user. If there are no changed * files Vim exits, otherwise there will be a dialog to ask the user what to * do. * When this function returns, Vim should NOT exit! */ void gui_shell_closed(void) { cmdmod_T save_cmdmod = cmdmod; if (before_quit_autocmds(curwin, TRUE, FALSE)) return; // Only exit when there are no changed files exiting = TRUE; # ifdef FEAT_BROWSE cmdmod.cmod_flags |= CMOD_BROWSE; # endif # if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) cmdmod.cmod_flags |= CMOD_CONFIRM; # endif // If there are changed buffers, present the user with a dialog if // possible, otherwise give an error message. if (!check_changed_any(FALSE, FALSE)) getout(0); exiting = FALSE; cmdmod = save_cmdmod; gui_update_screen(); // redraw, window may show changed buffer } #endif /* * Set the font. "font_list" is a comma separated list of font names. The * first font name that works is used. If none is found, use the default * font. * If "fontset" is TRUE, the "font_list" is used as one name for the fontset. * Return OK when able to set the font. When it failed FAIL is returned and * the fonts are unchanged. */ int gui_init_font(char_u *font_list, int fontset UNUSED) { #define FONTLEN 320 char_u font_name[FONTLEN]; int font_list_empty = FALSE; int ret = FAIL; if (!gui.in_use) return FAIL; font_name[0] = NUL; if (*font_list == NUL) font_list_empty = TRUE; else { #ifdef FEAT_XFONTSET // When using a fontset, the whole list of fonts is one name. if (fontset) ret = gui_mch_init_font(font_list, TRUE); else #endif while (*font_list != NUL) { // Isolate one comma separated font name. (void)copy_option_part(&font_list, font_name, FONTLEN, ","); // Careful!!! The Win32 version of gui_mch_init_font(), when // called with "*" will change p_guifont to the selected font // name, which frees the old value. This makes font_list // invalid. Thus when OK is returned here, font_list must no // longer be used! if (gui_mch_init_font(font_name, FALSE) == OK) { #ifdef USE_SET_GUIFONTWIDE // If it's a Unicode font, try setting 'guifontwide' to a // similar double-width font. if ((p_guifontwide == NULL || *p_guifontwide == NUL) && strstr((char *)font_name, "10646") != NULL) set_guifontwide(font_name); #endif ret = OK; break; } } } if (ret != OK && STRCMP(font_list, "*") != 0 && (font_list_empty || gui.norm_font == NOFONT)) { /* * Couldn't load any font in 'font_list', keep the current font if * there is one. If 'font_list' is empty, or if there is no current * font, tell gui_mch_init_font() to try to find a font we can load. */ ret = gui_mch_init_font(NULL, FALSE); } if (ret == OK) { #ifndef FEAT_GUI_GTK // Set normal font as current font # ifdef FEAT_XFONTSET if (gui.fontset != NOFONTSET) gui_mch_set_fontset(gui.fontset); else # endif gui_mch_set_font(gui.norm_font); #endif gui_set_shellsize(FALSE, TRUE, RESIZE_BOTH); } return ret; } #ifdef USE_SET_GUIFONTWIDE /* * Try setting 'guifontwide' to a font twice as wide as "name". */ static void set_guifontwide(char_u *name) { int i = 0; char_u wide_name[FONTLEN + 10]; // room for 2 * width and '*' char_u *wp = NULL; char_u *p; GuiFont font; wp = wide_name; for (p = name; *p != NUL; ++p) { *wp++ = *p; if (*p == '-') { ++i; if (i == 6) // font type: change "--" to "-*-" { if (p[1] == '-') *wp++ = '*'; } else if (i == 12) // found the width { ++p; i = getdigits(&p); if (i != 0) { // Double the width specification. sprintf((char *)wp, "%d%s", i * 2, p); font = gui_mch_get_font(wide_name, FALSE); if (font != NOFONT) { gui_mch_free_font(gui.wide_font); gui.wide_font = font; set_string_option_direct((char_u *)"gfw", -1, wide_name, OPT_FREE, 0); } } break; } } } } #endif /* * Get the font for 'guifontwide'. * Return FAIL for an invalid font name. */ int gui_get_wide_font(void) { GuiFont font = NOFONT; char_u font_name[FONTLEN]; char_u *p; if (!gui.in_use) // Can't allocate font yet, assume it's OK. return OK; // Will give an error message later. if (p_guifontwide != NULL && *p_guifontwide != NUL) { for (p = p_guifontwide; *p != NUL; ) { // Isolate one comma separated font name. (void)copy_option_part(&p, font_name, FONTLEN, ","); font = gui_mch_get_font(font_name, FALSE); if (font != NOFONT) break; } if (font == NOFONT) return FAIL; } gui_mch_free_font(gui.wide_font); #ifdef FEAT_GUI_GTK // Avoid unnecessary overhead if 'guifontwide' is equal to 'guifont'. if (font != NOFONT && gui.norm_font != NOFONT && pango_font_description_equal(font, gui.norm_font)) { gui.wide_font = NOFONT; gui_mch_free_font(font); } else #endif gui.wide_font = font; #ifdef FEAT_GUI_MSWIN gui_mch_wide_font_changed(); #else /* * TODO: setup wide_bold_font, wide_ital_font and wide_boldital_font to * support those fonts for 'guifontwide'. */ #endif return OK; } #if defined(FEAT_GUI_GTK) || defined(PROTO) /* * Set list of ascii characters that combined can create ligature. * Store them in char map for quick access from gui_gtk2_draw_string. */ void gui_set_ligatures(void) { char_u *p; if (*p_guiligatures != NUL) { // check for invalid characters for (p = p_guiligatures; *p != NUL; ++p) if (*p < 32 || *p > 127) { emsg(_(e_ascii_code_not_in_range)); return; } // store valid setting into ligatures_map CLEAR_FIELD(gui.ligatures_map); for (p = p_guiligatures; *p != NUL; ++p) gui.ligatures_map[*p] = 1; } else CLEAR_FIELD(gui.ligatures_map); } /* * Adjust the columns to undraw for when the cursor is on ligatures. */ static void gui_adjust_undraw_cursor_for_ligatures(int *startcol, int *endcol) { int off; if (ScreenLines == NULL || *p_guiligatures == NUL) return; // expand before the cursor for all the chars in gui.ligatures_map off = LineOffset[gui.cursor_row] + *startcol; if (gui.ligatures_map[ScreenLines[off]]) while (*startcol > 0 && gui.ligatures_map[ScreenLines[--off]]) (*startcol)--; // expand after the cursor for all the chars in gui.ligatures_map off = LineOffset[gui.cursor_row] + *endcol; if (gui.ligatures_map[ScreenLines[off]]) while (*endcol < ((int)screen_Columns - 1) && gui.ligatures_map[ScreenLines[++off]]) (*endcol)++; } #endif static void gui_set_cursor(int row, int col) { gui.row = row; gui.col = col; } /* * gui_check_pos - check if the cursor is on the screen. */ static void gui_check_pos(void) { if (gui.row >= screen_Rows) gui.row = screen_Rows - 1; if (gui.col >= screen_Columns) gui.col = screen_Columns - 1; if (gui.cursor_row >= screen_Rows || gui.cursor_col >= screen_Columns) gui.cursor_is_valid = FALSE; } /* * Redraw the cursor if necessary or when forced. * Careful: The contents of ScreenLines[] must match what is on the screen, * otherwise this goes wrong. May need to call out_flush() first. */ void gui_update_cursor( int force, // when TRUE, update even when not moved int clear_selection) // clear selection under cursor { int cur_width = 0; int cur_height = 0; int old_hl_mask; cursorentry_T *shape; int id; #ifdef FEAT_TERMINAL guicolor_T shape_fg = INVALCOLOR; guicolor_T shape_bg = INVALCOLOR; #endif guicolor_T cfg, cbg, cc; // cursor fore-/background color int cattr; // cursor attributes int attr; attrentry_T *aep = NULL; // Don't update the cursor when halfway busy scrolling or the screen size // doesn't match 'columns' and 'lines. ScreenLines[] isn't valid then. if (!can_update_cursor || screen_Columns != gui.num_cols || screen_Rows != gui.num_rows) return; gui_check_pos(); if (!gui.cursor_is_valid || force || gui.row != gui.cursor_row || gui.col != gui.cursor_col) { gui_undraw_cursor(); // If a cursor-less sleep is ongoing, leave the cursor invisible if (cursor_is_sleeping()) return; if (gui.row < 0) return; #ifdef HAVE_INPUT_METHOD if (gui.row != gui.cursor_row || gui.col != gui.cursor_col) im_set_position(gui.row, gui.col); #endif gui.cursor_row = gui.row; gui.cursor_col = gui.col; // Only write to the screen after ScreenLines[] has been initialized if (!screen_cleared || ScreenLines == NULL) return; // Clear the selection if we are about to write over it if (clear_selection) clip_may_clear_selection(gui.row, gui.row); // Check that the cursor is inside the shell (resizing may have made // it invalid) if (gui.row >= screen_Rows || gui.col >= screen_Columns) return; gui.cursor_is_valid = TRUE; /* * How the cursor is drawn depends on the current mode. * When in a terminal window use the shape/color specified there. */ #ifdef FEAT_TERMINAL if (terminal_is_active()) shape = term_get_cursor_shape(&shape_fg, &shape_bg); else #endif shape = &shape_table[get_shape_idx(FALSE)]; if (State & MODE_LANGMAP) id = shape->id_lm; else id = shape->id; // get the colors and attributes for the cursor. Default is inverted cfg = INVALCOLOR; cbg = INVALCOLOR; cattr = HL_INVERSE; gui_mch_set_blinking(shape->blinkwait, shape->blinkon, shape->blinkoff); if (shape->blinkwait == 0 || shape->blinkon == 0 || shape->blinkoff == 0) gui_mch_stop_blink(FALSE); #ifdef FEAT_TERMINAL if (shape_bg != INVALCOLOR) { cattr = 0; cfg = shape_fg; cbg = shape_bg; } else #endif if (id > 0) { cattr = syn_id2colors(id, &cfg, &cbg); #if defined(HAVE_INPUT_METHOD) { static int iid; guicolor_T fg, bg; if ( # if defined(FEAT_GUI_GTK) && defined(FEAT_XIM) preedit_get_status() # else im_get_status() # endif ) { iid = syn_name2id((char_u *)"CursorIM"); if (iid > 0) { syn_id2colors(iid, &fg, &bg); if (bg != INVALCOLOR) cbg = bg; if (fg != INVALCOLOR) cfg = fg; } } } #endif } /* * Get the attributes for the character under the cursor. * When no cursor color was given, use the character color. */ attr = ScreenAttrs[LineOffset[gui.row] + gui.col]; if (attr > HL_ALL) aep = syn_gui_attr2entry(attr); if (aep != NULL) { attr = aep->ae_attr; if (cfg == INVALCOLOR) cfg = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color : aep->ae_u.gui.fg_color); if (cbg == INVALCOLOR) cbg = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color : aep->ae_u.gui.bg_color); } if (cfg == INVALCOLOR) cfg = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; if (cbg == INVALCOLOR) cbg = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; #ifdef FEAT_XIM if (aep != NULL) { xim_bg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.fg_color : aep->ae_u.gui.bg_color); xim_fg_color = ((attr & HL_INVERSE) ? aep->ae_u.gui.bg_color : aep->ae_u.gui.fg_color); if (xim_bg_color == INVALCOLOR) xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; if (xim_fg_color == INVALCOLOR) xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; } else { xim_bg_color = (attr & HL_INVERSE) ? gui.norm_pixel : gui.back_pixel; xim_fg_color = (attr & HL_INVERSE) ? gui.back_pixel : gui.norm_pixel; } #endif attr &= ~HL_INVERSE; if (cattr & HL_INVERSE) { cc = cbg; cbg = cfg; cfg = cc; } cattr &= ~HL_INVERSE; /* * When we don't have window focus, draw a hollow cursor. */ if (!gui.in_focus) { gui_mch_draw_hollow_cursor(cbg); return; } old_hl_mask = gui.highlight_mask; if (shape->shape == SHAPE_BLOCK) { /* * Draw the text character with the cursor colors. Use the * character attributes plus the cursor attributes. */ gui.highlight_mask = (cattr | attr); (void)gui_screenchar(LineOffset[gui.row] + gui.col, GUI_MON_IS_CURSOR | GUI_MON_NOCLEAR, cfg, cbg, 0); } else { #if defined(FEAT_RIGHTLEFT) int col_off = FALSE; #endif /* * First draw the partial cursor, then overwrite with the text * character, using a transparent background. */ if (shape->shape == SHAPE_VER) { cur_height = gui.char_height; cur_width = (gui.char_width * shape->percentage + 99) / 100; } else { cur_height = (gui.char_height * shape->percentage + 99) / 100; cur_width = gui.char_width; } if (has_mbyte && (*mb_off2cells)(LineOffset[gui.row] + gui.col, LineOffset[gui.row] + screen_Columns) > 1) { // Double wide character. if (shape->shape != SHAPE_VER) cur_width += gui.char_width; #ifdef FEAT_RIGHTLEFT if (CURSOR_BAR_RIGHT) { // gui.col points to the left half of the character but // the vertical line needs to be on the right half. // A double-wide horizontal line is also drawn from the // right half in gui_mch_draw_part_cursor(). col_off = TRUE; ++gui.col; } #endif } gui_mch_draw_part_cursor(cur_width, cur_height, cbg); #if defined(FEAT_RIGHTLEFT) if (col_off) --gui.col; #endif #ifndef FEAT_GUI_MSWIN // doesn't seem to work for MSWindows gui.highlight_mask = ScreenAttrs[LineOffset[gui.row] + gui.col]; (void)gui_screenchar(LineOffset[gui.row] + gui.col, GUI_MON_TRS_CURSOR | GUI_MON_NOCLEAR, (guicolor_T)0, (guicolor_T)0, 0); #endif } gui.highlight_mask = old_hl_mask; } } #if defined(FEAT_MENU) || defined(PROTO) static void gui_position_menu(void) { # if !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) if (gui.menu_is_active && gui.in_use) gui_mch_set_menu_pos(0, 0, gui.menu_width, gui.menu_height); # endif } #endif /* * Position the various GUI components (text area, menu). The vertical * scrollbars are NOT handled here. See gui_update_scrollbars(). */ static void gui_position_components(int total_width UNUSED) { int text_area_x; int text_area_y; int text_area_width; int text_area_height; // avoid that moving components around generates events ++hold_gui_events; text_area_x = 0; if (gui.which_scrollbars[SBAR_LEFT]) text_area_x += gui.scrollbar_width; text_area_y = 0; #if defined(FEAT_MENU) && !(defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)) gui.menu_width = total_width; if (gui.menu_is_active) text_area_y += gui.menu_height; #endif #if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ || defined(FEAT_GUI_MOTIF)) if (gui_has_tabline()) text_area_y += gui.tabline_height; #endif #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MOTIF) \ || defined(FEAT_GUI_HAIKU) || defined(FEAT_GUI_MSWIN)) if (vim_strchr(p_go, GO_TOOLBAR) != NULL) { # if defined(FEAT_GUI_HAIKU) gui_mch_set_toolbar_pos(0, text_area_y, gui.menu_width, gui.toolbar_height); # endif text_area_y += gui.toolbar_height; } #endif #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_HAIKU) gui_mch_set_tabline_pos(0, text_area_y, gui.menu_width, gui.tabline_height); if (gui_has_tabline()) text_area_y += gui.tabline_height; #endif text_area_width = gui.num_cols * gui.char_width + gui.border_offset * 2; text_area_height = gui.num_rows * gui.char_height + gui.border_offset * 2; gui_mch_set_text_area_pos(text_area_x, text_area_y, text_area_width, text_area_height #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) + xim_get_status_area_height() #endif ); #ifdef FEAT_MENU gui_position_menu(); #endif if (gui.which_scrollbars[SBAR_BOTTOM]) gui_mch_set_scrollbar_pos(&gui.bottom_sbar, text_area_x, text_area_y + text_area_height + gui_mch_get_scrollbar_ypadding(), text_area_width, gui.scrollbar_height); gui.left_sbar_x = 0; gui.right_sbar_x = text_area_x + text_area_width + gui_mch_get_scrollbar_xpadding(); --hold_gui_events; } /* * Get the width of the widgets and decorations to the side of the text area. */ int gui_get_base_width(void) { int base_width; base_width = 2 * gui.border_offset; if (gui.which_scrollbars[SBAR_LEFT]) base_width += gui.scrollbar_width; if (gui.which_scrollbars[SBAR_RIGHT]) base_width += gui.scrollbar_width; return base_width; } /* * Get the height of the widgets and decorations above and below the text area. */ int gui_get_base_height(void) { int base_height; base_height = 2 * gui.border_offset; if (gui.which_scrollbars[SBAR_BOTTOM]) base_height += gui.scrollbar_height; #ifdef FEAT_GUI_GTK // We can't take the sizes properly into account until anything is // realized. Therefore we recalculate all the values here just before // setting the size. (--mdcki) #else # ifdef FEAT_MENU if (gui.menu_is_active) base_height += gui.menu_height; # endif # ifdef FEAT_TOOLBAR if (vim_strchr(p_go, GO_TOOLBAR) != NULL) base_height += gui.toolbar_height; # endif # if defined(FEAT_GUI_TABLINE) && (defined(FEAT_GUI_MSWIN) \ || defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_HAIKU)) if (gui_has_tabline()) base_height += gui.tabline_height; # endif # if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU) base_height += gui_mch_text_area_extra_height(); # endif #endif return base_height; } /* * Should be called after the GUI shell has been resized. Its arguments are * the new width and height of the shell in pixels. */ void gui_resize_shell(int pixel_width, int pixel_height) { static int busy = FALSE; if (!gui.shell_created) // ignore when still initializing return; /* * Can't resize the screen while it is being redrawn. Remember the new * size and handle it later. */ if (updating_screen || busy) { new_pixel_width = pixel_width; new_pixel_height = pixel_height; return; } again: new_pixel_width = 0; new_pixel_height = 0; busy = TRUE; #ifdef FEAT_GUI_HAIKU vim_lock_screen(); #endif // Flush pending output before redrawing out_flush(); gui.num_cols = (pixel_width - gui_get_base_width()) / gui.char_width; gui.num_rows = (pixel_height - gui_get_base_height()) / gui.char_height; gui_position_components(pixel_width); gui_reset_scroll_region(); /* * At the "more" and ":confirm" prompt there is no redraw, put the cursor * at the last line here (why does it have to be one row too low?). */ if (State == MODE_ASKMORE || State == MODE_CONFIRM) gui.row = gui.num_rows; // Only comparing Rows and Columns may be sufficient, but let's stay on // the safe side. if (gui.num_rows != screen_Rows || gui.num_cols != screen_Columns || gui.num_rows != Rows || gui.num_cols != Columns) shell_resized(); #ifdef FEAT_GUI_HAIKU vim_unlock_screen(); #endif gui_update_scrollbars(TRUE); gui_update_cursor(FALSE, TRUE); #if defined(FEAT_XIM) && !defined(FEAT_GUI_GTK) xim_set_status_area(); #endif busy = FALSE; // We may have been called again while redrawing the screen. // Need to do it all again with the latest size then. But only if the size // actually changed. if (new_pixel_height) { if (pixel_width == new_pixel_width && pixel_height == new_pixel_height) { new_pixel_width = 0; new_pixel_height = 0; } else { pixel_width = new_pixel_width; pixel_height = new_pixel_height; goto again; } } } /* * Check if gui_resize_shell() must be called. */ void gui_may_resize_shell(void) { if (new_pixel_height) // careful: gui_resize_shell() may postpone the resize again if we // were called indirectly by it gui_resize_shell(new_pixel_width, new_pixel_height); } int gui_get_shellsize(void) { Rows = gui.num_rows; Columns = gui.num_cols; return OK; } /* * Set the size of the Vim shell according to Rows and Columns. * If "fit_to_display" is TRUE then the size may be reduced to fit the window * on the screen. * When "mustset" is TRUE the size was set by the user. When FALSE a UI * component was added or removed (e.g., a scrollbar). */ void gui_set_shellsize( int mustset UNUSED, int fit_to_display, int direction) // RESIZE_HOR, RESIZE_VER { int base_width; int base_height; int width; int height; int min_width; int min_height; int screen_w; int screen_h; #ifdef FEAT_GUI_GTK int un_maximize = mustset; int did_adjust = 0; #endif int x = -1, y = -1; if (!gui.shell_created) return; #if defined(MSWIN) || defined(FEAT_GUI_GTK) // If not setting to a user specified size and maximized, calculate the // number of characters that fit in the maximized window. if (!mustset && (vim_strchr(p_go, GO_KEEPWINSIZE) != NULL || gui_mch_maximized())) { gui_mch_newfont(); return; } #endif base_width = gui_get_base_width(); base_height = gui_get_base_height(); if (fit_to_display) // Remember the original window position. (void)gui_mch_get_winpos(&x, &y); width = Columns * gui.char_width + base_width; height = Rows * gui.char_height + base_height; if (fit_to_display) { gui_mch_get_screen_dimensions(&screen_w, &screen_h); if ((direction & RESIZE_HOR) && width > screen_w) { Columns = (screen_w - base_width) / gui.char_width; if (Columns < MIN_COLUMNS) Columns = MIN_COLUMNS; width = Columns * gui.char_width + base_width; #ifdef FEAT_GUI_GTK ++did_adjust; #endif } if ((direction & RESIZE_VERT) && height > screen_h) { Rows = (screen_h - base_height) / gui.char_height; check_shellsize(); height = Rows * gui.char_height + base_height; #ifdef FEAT_GUI_GTK ++did_adjust; #endif } #ifdef FEAT_GUI_GTK if (did_adjust == 2 || (width + gui.char_width >= screen_w && height + gui.char_height >= screen_h)) // don't unmaximize if at maximum size un_maximize = FALSE; #endif } limit_screen_size(); gui.num_cols = Columns; gui.num_rows = Rows; min_width = base_width + MIN_COLUMNS * gui.char_width; min_height = base_height + MIN_LINES * gui.char_height; min_height += tabline_height() * gui.char_height; #ifdef FEAT_GUI_GTK if (un_maximize) { // If the window size is smaller than the screen unmaximize the // window, otherwise resizing won't work. gui_mch_get_screen_dimensions(&screen_w, &screen_h); if ((width + gui.char_width < screen_w || height + gui.char_height * 2 < screen_h) && gui_mch_maximized()) gui_mch_unmaximize(); } #endif gui_mch_set_shellsize(width, height, min_width, min_height, base_width, base_height, direction); if (fit_to_display && x >= 0 && y >= 0) { // Some window managers put the Vim window left of/above the screen. // Only change the position if it wasn't already negative before // (happens on MS-Windows with a secondary monitor). gui_mch_update(); if (gui_mch_get_winpos(&x, &y) == OK && (x < 0 || y < 0)) gui_mch_set_winpos(x < 0 ? 0 : x, y < 0 ? 0 : y); } gui_position_components(width); gui_update_scrollbars(TRUE); gui_reset_scroll_region(); } /* * Called when Rows and/or Columns has changed. */ void gui_new_shellsize(void) { gui_reset_scroll_region(); } /* * Make scroll region cover whole screen. */ static void gui_reset_scroll_region(void) { gui.scroll_region_top = 0; gui.scroll_region_bot = gui.num_rows - 1; gui.scroll_region_left = 0; gui.scroll_region_right = gui.num_cols - 1; } static void gui_start_highlight(int mask) { if (mask > HL_ALL) // highlight code gui.highlight_mask = mask; else // mask gui.highlight_mask |= mask; } void gui_stop_highlight(int mask) { if (mask > HL_ALL) // highlight code gui.highlight_mask = HL_NORMAL; else // mask gui.highlight_mask &= ~mask; } /* * Clear a rectangular region of the screen from text pos (row1, col1) to * (row2, col2) inclusive. */ void gui_clear_block( int row1, int col1, int row2, int col2) { // Clear the selection if we are about to write over it clip_may_clear_selection(row1, row2); gui_mch_clear_block(row1, col1, row2, col2); // Invalidate cursor if it was in this block if ( gui.cursor_row >= row1 && gui.cursor_row <= row2 && gui.cursor_col >= col1 && gui.cursor_col <= col2) gui.cursor_is_valid = FALSE; } /* * Write code to update the cursor later. This avoids the need to flush the * output buffer before calling gui_update_cursor(). */ void gui_update_cursor_later(void) { OUT_STR("\033|s"); } void gui_write( char_u *s, int len) { char_u *p; int arg1 = 0, arg2 = 0; int force_cursor = FALSE; // force cursor update int force_scrollbar = FALSE; static win_T *old_curwin = NULL; // #define DEBUG_GUI_WRITE #ifdef DEBUG_GUI_WRITE { int i; char_u *str; printf("gui_write(%d):\n ", len); for (i = 0; i < len; i++) if (s[i] == ESC) { if (i != 0) printf("\n "); printf(""); } else { str = transchar_byte(s[i]); if (str[0] && str[1]) printf("<%s>", (char *)str); else printf("%s", (char *)str); } printf("\n"); } #endif while (len) { if (s[0] == ESC && s[1] == '|') { p = s + 2; if (VIM_ISDIGIT(*p) || (*p == '-' && VIM_ISDIGIT(*(p + 1)))) { arg1 = getdigits(&p); if (p > s + len) break; if (*p == ';') { ++p; arg2 = getdigits(&p); if (p > s + len) break; } } switch (*p) { case 'C': // Clear screen clip_scroll_selection(9999); gui_mch_clear_all(); gui.cursor_is_valid = FALSE; force_scrollbar = TRUE; break; case 'M': // Move cursor gui_set_cursor(arg1, arg2); break; case 's': // force cursor (shape) update force_cursor = TRUE; break; case 'R': // Set scroll region if (arg1 < arg2) { gui.scroll_region_top = arg1; gui.scroll_region_bot = arg2; } else { gui.scroll_region_top = arg2; gui.scroll_region_bot = arg1; } break; case 'V': // Set vertical scroll region if (arg1 < arg2) { gui.scroll_region_left = arg1; gui.scroll_region_right = arg2; } else { gui.scroll_region_left = arg2; gui.scroll_region_right = arg1; } break; case 'd': // Delete line gui_delete_lines(gui.row, 1); break; case 'D': // Delete lines gui_delete_lines(gui.row, arg1); break; case 'i': // Insert line gui_insert_lines(gui.row, 1); break; case 'I': // Insert lines gui_insert_lines(gui.row, arg1); break; case '$': // Clear to end-of-line gui_clear_block(gui.row, gui.col, gui.row, (int)Columns - 1); break; case 'h': // Turn on highlighting gui_start_highlight(arg1); break; case 'H': // Turn off highlighting gui_stop_highlight(arg1); break; case 'f': // flash the window (visual bell) gui_mch_flash(arg1 == 0 ? 20 : arg1); break; default: p = s + 1; // Skip the ESC break; } len -= (int)(++p - s); s = p; } else if (s[0] < 0x20 // Ctrl character #ifdef FEAT_SIGN_ICONS && s[0] != SIGN_BYTE # ifdef FEAT_NETBEANS_INTG && s[0] != MULTISIGN_BYTE # endif #endif ) { if (s[0] == '\n') // NL { gui.col = 0; if (gui.row < gui.scroll_region_bot) gui.row++; else gui_delete_lines(gui.scroll_region_top, 1); } else if (s[0] == '\r') // CR { gui.col = 0; } else if (s[0] == '\b') // Backspace { if (gui.col) --gui.col; } else if (s[0] == Ctrl_L) // cursor-right { ++gui.col; } else if (s[0] == Ctrl_G) // Beep { gui_mch_beep(); } // Other Ctrl character: shouldn't happen! --len; // Skip this char ++s; } else { p = s; while (len > 0 && ( *p >= 0x20 #ifdef FEAT_SIGN_ICONS || *p == SIGN_BYTE # ifdef FEAT_NETBEANS_INTG || *p == MULTISIGN_BYTE # endif #endif )) { len--; p++; } gui_outstr(s, (int)(p - s)); s = p; } } // Postponed update of the cursor (won't work if "can_update_cursor" isn't // set). if (force_cursor) gui_update_cursor(TRUE, TRUE); // When switching to another window the dragging must have stopped. // Required for GTK, dragged_sb isn't reset. if (old_curwin != curwin) gui.dragged_sb = SBAR_NONE; // Update the scrollbars after clearing the screen or when switched // to another window. // Update the horizontal scrollbar always, it's difficult to check all // situations where it might change. if (force_scrollbar || old_curwin != curwin) gui_update_scrollbars(force_scrollbar); else gui_update_horiz_scrollbar(FALSE); old_curwin = curwin; /* * We need to make sure this is cleared since GTK doesn't tell us when * the user is done dragging. */ #if defined(FEAT_GUI_GTK) gui.dragged_sb = SBAR_NONE; #endif gui_may_flush(); // In case vim decides to take a nap } /* * When ScreenLines[] is invalid, updating the cursor should not be done, it * produces wrong results. Call gui_dont_update_cursor() before that code and * gui_can_update_cursor() afterwards. */ void gui_dont_update_cursor(int undraw) { if (gui.in_use) { // Undraw the cursor now, we probably can't do it after the change. if (undraw) gui_undraw_cursor(); can_update_cursor = FALSE; } } void gui_can_update_cursor(void) { can_update_cursor = TRUE; // No need to update the cursor right now, there is always more output // after scrolling. } /* * Disable issuing gui_mch_flush(). */ void gui_disable_flush(void) { ++disable_flush; } /* * Enable issuing gui_mch_flush(). */ void gui_enable_flush(void) { --disable_flush; } /* * Issue gui_mch_flush() if it is not disabled. */ void gui_may_flush(void) { if (disable_flush == 0) gui_mch_flush(); } static void gui_outstr(char_u *s, int len) { int this_len; int cells; if (len == 0) return; if (len < 0) len = (int)STRLEN(s); while (len > 0) { if (has_mbyte) { // Find out how many chars fit in the current line. cells = 0; for (this_len = 0; this_len < len; ) { cells += (*mb_ptr2cells)(s + this_len); if (gui.col + cells > Columns) break; this_len += (*mb_ptr2len)(s + this_len); } if (this_len > len) this_len = len; // don't include following composing char } else if (gui.col + len > Columns) this_len = Columns - gui.col; else this_len = len; (void)gui_outstr_nowrap(s, this_len, 0, (guicolor_T)0, (guicolor_T)0, 0); s += this_len; len -= this_len; // fill up for a double-width char that doesn't fit. if (len > 0 && gui.col < Columns) (void)gui_outstr_nowrap((char_u *)" ", 1, 0, (guicolor_T)0, (guicolor_T)0, 0); // The cursor may wrap to the next line. if (gui.col >= Columns) { gui.col = 0; gui.row++; } } } /* * Output one character (may be one or two display cells). * Caller must check for valid "off". * Returns FAIL or OK, just like gui_outstr_nowrap(). */ static int gui_screenchar( int off, // Offset from start of screen int flags, guicolor_T fg, // colors for cursor guicolor_T bg, // colors for cursor int back) // backup this many chars when using bold trick { char_u buf[MB_MAXBYTES + 1]; // Don't draw right half of a double-width UTF-8 char. "cannot happen" if (enc_utf8 && ScreenLines[off] == 0) return OK; if (enc_utf8 && ScreenLinesUC[off] != 0) // Draw UTF-8 multi-byte character. return gui_outstr_nowrap(buf, utfc_char2bytes(off, buf), flags, fg, bg, back); if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) { buf[0] = ScreenLines[off]; buf[1] = ScreenLines2[off]; return gui_outstr_nowrap(buf, 2, flags, fg, bg, back); } // Draw non-multi-byte character or DBCS character. return gui_outstr_nowrap(ScreenLines + off, enc_dbcs ? (*mb_ptr2len)(ScreenLines + off) : 1, flags, fg, bg, back); } #ifdef FEAT_GUI_GTK /* * Output the string at the given screen position. This is used in place * of gui_screenchar() where possible because Pango needs as much context * as possible to work nicely. It's a lot faster as well. */ static int gui_screenstr( int off, // Offset from start of screen int len, // string length in screen cells int flags, guicolor_T fg, // colors for cursor guicolor_T bg, // colors for cursor int back) // backup this many chars when using bold trick { char_u *buf; int outlen = 0; int i; int retval; if (len <= 0) // "cannot happen"? return OK; if (enc_utf8) { buf = alloc(len * MB_MAXBYTES + 1); if (buf == NULL) return OK; // not much we could do here... for (i = off; i < off + len; ++i) { if (ScreenLines[i] == 0) continue; // skip second half of double-width char if (ScreenLinesUC[i] == 0) buf[outlen++] = ScreenLines[i]; else outlen += utfc_char2bytes(i, buf + outlen); } buf[outlen] = NUL; // only to aid debugging retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); vim_free(buf); return retval; } else if (enc_dbcs == DBCS_JPNU) { buf = alloc(len * 2 + 1); if (buf == NULL) return OK; // not much we could do here... for (i = off; i < off + len; ++i) { buf[outlen++] = ScreenLines[i]; // handle double-byte single-width char if (ScreenLines[i] == 0x8e) buf[outlen++] = ScreenLines2[i]; else if (MB_BYTE2LEN(ScreenLines[i]) == 2) buf[outlen++] = ScreenLines[++i]; } buf[outlen] = NUL; // only to aid debugging retval = gui_outstr_nowrap(buf, outlen, flags, fg, bg, back); vim_free(buf); return retval; } else { return gui_outstr_nowrap(&ScreenLines[off], len, flags, fg, bg, back); } } #endif // FEAT_GUI_GTK /* * Output the given string at the current cursor position. If the string is * too long to fit on the line, then it is truncated. * "flags": * GUI_MON_IS_CURSOR should only be used when this function is being called to * actually draw (an inverted) cursor. * GUI_MON_TRS_CURSOR is used to draw the cursor text with a transparent * background. * GUI_MON_NOCLEAR is used to avoid clearing the selection when drawing over * it. * Returns OK, unless "back" is non-zero and using the bold trick, then return * FAIL (the caller should start drawing "back" chars back). */ static int gui_outstr_nowrap( char_u *s, int len, int flags, guicolor_T fg, // colors for cursor guicolor_T bg, // colors for cursor int back) // backup this many chars when using bold trick { long_u highlight_mask; long_u hl_mask_todo; guicolor_T fg_color; guicolor_T bg_color; guicolor_T sp_color; #if !defined(FEAT_GUI_GTK) GuiFont font = NOFONT; GuiFont wide_font = NOFONT; # ifdef FEAT_XFONTSET GuiFontset fontset = NOFONTSET; # endif #endif attrentry_T *aep = NULL; int draw_flags; int col = gui.col; #ifdef FEAT_SIGN_ICONS int draw_sign = FALSE; int signcol = 0; char_u extra[18]; # ifdef FEAT_NETBEANS_INTG int multi_sign = FALSE; # endif #endif if (len < 0) len = (int)STRLEN(s); if (len == 0) return OK; #ifdef FEAT_SIGN_ICONS if (*s == SIGN_BYTE # ifdef FEAT_NETBEANS_INTG || *s == MULTISIGN_BYTE # endif ) { # ifdef FEAT_NETBEANS_INTG if (*s == MULTISIGN_BYTE) multi_sign = TRUE; # endif // draw spaces instead if (*curwin->w_p_scl == 'n' && *(curwin->w_p_scl + 1) == 'u' && (curwin->w_p_nu || curwin->w_p_rnu)) { sprintf((char *)extra, "%*c ", number_width(curwin), ' '); s = extra; } else s = (char_u *)" "; if (len == 1 && col > 0) --col; len = (int)STRLEN(s); if (len > 2) // right align sign icon in the number column signcol = col + len - 3; else signcol = col; draw_sign = TRUE; highlight_mask = 0; } else #endif if (gui.highlight_mask > HL_ALL) { aep = syn_gui_attr2entry(gui.highlight_mask); if (aep == NULL) // highlighting not set highlight_mask = 0; else highlight_mask = aep->ae_attr; } else highlight_mask = gui.highlight_mask; hl_mask_todo = highlight_mask; #if !defined(FEAT_GUI_GTK) // Set the font if (aep != NULL && aep->ae_u.gui.font != NOFONT) font = aep->ae_u.gui.font; # ifdef FEAT_XFONTSET else if (aep != NULL && aep->ae_u.gui.fontset != NOFONTSET) fontset = aep->ae_u.gui.fontset; # endif else { # ifdef FEAT_XFONTSET if (gui.fontset != NOFONTSET) fontset = gui.fontset; else # endif if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) { if ((hl_mask_todo & HL_ITALIC) && gui.boldital_font != NOFONT) { font = gui.boldital_font; hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT | HL_ITALIC); } else if (gui.bold_font != NOFONT) { font = gui.bold_font; hl_mask_todo &= ~(HL_BOLD | HL_STANDOUT); } else font = gui.norm_font; } else if ((hl_mask_todo & HL_ITALIC) && gui.ital_font != NOFONT) { font = gui.ital_font; hl_mask_todo &= ~HL_ITALIC; } else font = gui.norm_font; /* * Choose correct wide_font by font. wide_font should be set with font * at same time in above block. But it will make many "ifdef" nasty * blocks. So we do it here. */ if (font == gui.boldital_font && gui.wide_boldital_font) wide_font = gui.wide_boldital_font; else if (font == gui.bold_font && gui.wide_bold_font) wide_font = gui.wide_bold_font; else if (font == gui.ital_font && gui.wide_ital_font) wide_font = gui.wide_ital_font; else if (font == gui.norm_font && gui.wide_font) wide_font = gui.wide_font; } # ifdef FEAT_XFONTSET if (fontset != NOFONTSET) gui_mch_set_fontset(fontset); else # endif gui_mch_set_font(font); #endif draw_flags = 0; // Set the color bg_color = gui.back_pixel; if ((flags & GUI_MON_IS_CURSOR) && gui.in_focus) { draw_flags |= DRAW_CURSOR; fg_color = fg; bg_color = bg; sp_color = fg; } else if (aep != NULL) { fg_color = aep->ae_u.gui.fg_color; if (fg_color == INVALCOLOR) fg_color = gui.norm_pixel; bg_color = aep->ae_u.gui.bg_color; if (bg_color == INVALCOLOR) bg_color = gui.back_pixel; sp_color = aep->ae_u.gui.sp_color; if (sp_color == INVALCOLOR) sp_color = fg_color; } else { fg_color = gui.norm_pixel; sp_color = fg_color; } if (highlight_mask & (HL_INVERSE | HL_STANDOUT)) { gui_mch_set_fg_color(bg_color); gui_mch_set_bg_color(fg_color); } else { gui_mch_set_fg_color(fg_color); gui_mch_set_bg_color(bg_color); } gui_mch_set_sp_color(sp_color); // Clear the selection if we are about to write over it if (!(flags & GUI_MON_NOCLEAR)) clip_may_clear_selection(gui.row, gui.row); // If there's no bold font, then fake it if (hl_mask_todo & (HL_BOLD | HL_STANDOUT)) draw_flags |= DRAW_BOLD; /* * When drawing bold or italic characters the spill-over from the left * neighbor may be destroyed. Let the caller backup to start redrawing * just after a blank. */ if (back != 0 && ((draw_flags & DRAW_BOLD) || (highlight_mask & HL_ITALIC))) return FAIL; #if defined(FEAT_GUI_GTK) // If there's no italic font, then fake it. // For GTK2, we don't need a different font for italic style. if (hl_mask_todo & HL_ITALIC) draw_flags |= DRAW_ITALIC; // Do we underline the text? if (hl_mask_todo & HL_UNDERLINE) draw_flags |= DRAW_UNDERL; #else // Do we underline the text? if ((hl_mask_todo & HL_UNDERLINE) || (hl_mask_todo & HL_ITALIC)) draw_flags |= DRAW_UNDERL; #endif // Do we undercurl the text? if (hl_mask_todo & HL_UNDERCURL) draw_flags |= DRAW_UNDERC; // TODO: HL_UNDERDOUBLE, HL_UNDERDOTTED, HL_UNDERDASHED // Do we strikethrough the text? if (hl_mask_todo & HL_STRIKETHROUGH) draw_flags |= DRAW_STRIKE; // Do we draw transparently? if (flags & GUI_MON_TRS_CURSOR) draw_flags |= DRAW_TRANSP; /* * Draw the text. */ #ifdef FEAT_GUI_GTK // The value returned is the length in display cells len = gui_gtk2_draw_string(gui.row, col, s, len, draw_flags); #else if (enc_utf8) { int start; // index of bytes to be drawn int cells; // cellwidth of bytes to be drawn int thislen; // length of bytes to be drawn int cn; // cellwidth of current char int i; // index of current char int c; // current char value int cl; // byte length of current char int comping; // current char is composing int scol = col; // screen column int curr_wide = FALSE; // use 'guifontwide' int prev_wide = FALSE; int wide_changed; # ifdef MSWIN int sep_comp = FALSE; // Don't separate composing chars. # else int sep_comp = TRUE; // Separate composing chars. # endif // Break the string at a composing character, it has to be drawn on // top of the previous character. start = 0; cells = 0; for (i = 0; i < len; i += cl) { c = utf_ptr2char(s + i); cn = utf_char2cells(c); comping = utf_iscomposing(c); if (!comping) // count cells from non-composing chars cells += cn; if (!comping || sep_comp) { if (cn > 1 # ifdef FEAT_XFONTSET && fontset == NOFONTSET # endif && wide_font != NOFONT) curr_wide = TRUE; else curr_wide = FALSE; } cl = utf_ptr2len(s + i); if (cl == 0) // hit end of string len = i + cl; // len must be wrong "cannot happen" wide_changed = curr_wide != prev_wide; // Print the string so far if it's the last character or there is // a composing character. if (i + cl >= len || (comping && sep_comp && i > start) || wide_changed # if defined(FEAT_GUI_X11) || (cn > 1 # ifdef FEAT_XFONTSET // No fontset: At least draw char after wide char at // right position. && fontset == NOFONTSET # endif ) # endif ) { if ((comping && sep_comp) || wide_changed) thislen = i - start; else thislen = i - start + cl; if (thislen > 0) { if (prev_wide) gui_mch_set_font(wide_font); gui_mch_draw_string(gui.row, scol, s + start, thislen, draw_flags); if (prev_wide) gui_mch_set_font(font); start += thislen; } scol += cells; cells = 0; // Adjust to not draw a character which width is changed // against with last one. if (wide_changed && !(comping && sep_comp)) { scol -= cn; cl = 0; } # if defined(FEAT_GUI_X11) // No fontset: draw a space to fill the gap after a wide char // if (cn > 1 && (draw_flags & DRAW_TRANSP) == 0 # ifdef FEAT_XFONTSET && fontset == NOFONTSET # endif && !wide_changed) gui_mch_draw_string(gui.row, scol - 1, (char_u *)" ", 1, draw_flags); # endif } // Draw a composing char on top of the previous char. if (comping && sep_comp) { # if defined(__APPLE_CC__) && TARGET_API_MAC_CARBON // Carbon ATSUI autodraws composing char over previous char gui_mch_draw_string(gui.row, scol, s + i, cl, draw_flags | DRAW_TRANSP); # else gui_mch_draw_string(gui.row, scol - cn, s + i, cl, draw_flags | DRAW_TRANSP); # endif start = i + cl; } prev_wide = curr_wide; } // The stuff below assumes "len" is the length in screen columns. len = scol - col; } else { gui_mch_draw_string(gui.row, col, s, len, draw_flags); if (enc_dbcs == DBCS_JPNU) { // Get the length in display cells, this can be different from the // number of bytes for "euc-jp". len = mb_string2cells(s, len); } } #endif // !FEAT_GUI_GTK if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) gui.col = col + len; // May need to invert it when it's part of the selection. if (flags & GUI_MON_NOCLEAR) clip_may_redraw_selection(gui.row, col, len); if (!(flags & (GUI_MON_IS_CURSOR | GUI_MON_TRS_CURSOR))) { // Invalidate the old physical cursor position if we wrote over it if (gui.cursor_row == gui.row && gui.cursor_col >= col && gui.cursor_col < col + len) gui.cursor_is_valid = FALSE; } #ifdef FEAT_SIGN_ICONS if (draw_sign) // Draw the sign on top of the spaces. gui_mch_drawsign(gui.row, signcol, gui.highlight_mask); # if defined(FEAT_NETBEANS_INTG) && (defined(FEAT_GUI_X11) \ || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MSWIN)) if (multi_sign) netbeans_draw_multisign_indicator(gui.row); # endif #endif return OK; } /* * Undraw the cursor. This actually redraws the character at the cursor * position, plus some more characters when needed. */ void gui_undraw_cursor(void) { if (gui.cursor_is_valid) { // Always redraw the character just before if there is one, because // with some fonts and characters there can be a one pixel overlap. int startcol = gui.cursor_col > 0 ? gui.cursor_col - 1 : gui.cursor_col; int endcol = gui.cursor_col; #ifdef FEAT_GUI_GTK gui_adjust_undraw_cursor_for_ligatures(&startcol, &endcol); #endif gui_redraw_block(gui.cursor_row, startcol, gui.cursor_row, endcol, GUI_MON_NOCLEAR); // Cursor_is_valid is reset when the cursor is undrawn, also reset it // here in case it wasn't needed to undraw it. gui.cursor_is_valid = FALSE; } } void gui_redraw( int x, int y, int w, int h) { int row1, col1, row2, col2; row1 = Y_2_ROW(y); col1 = X_2_COL(x); row2 = Y_2_ROW(y + h - 1); col2 = X_2_COL(x + w - 1); gui_redraw_block(row1, col1, row2, col2, GUI_MON_NOCLEAR); /* * We may need to redraw the cursor, but don't take it upon us to change * its location after a scroll. * (maybe be more strict even and test col too?) * These things may be outside the update/clipping region and reality may * not reflect Vims internal ideas if these operations are clipped away. */ if (gui.row == gui.cursor_row) gui_update_cursor(TRUE, TRUE); } /* * Draw a rectangular block of characters, from row1 to row2 (inclusive) and * from col1 to col2 (inclusive). */ void gui_redraw_block( int row1, int col1, int row2, int col2, int flags) // flags for gui_outstr_nowrap() { int old_row, old_col; long_u old_hl_mask; int off; sattr_T first_attr; int idx, len; int back, nback; int orig_col1, orig_col2; // Don't try to update when ScreenLines is not valid if (!screen_cleared || ScreenLines == NULL) return; // Don't try to draw outside the shell! // Check everything, strange values may be caused by a big border width col1 = check_col(col1); col2 = check_col(col2); row1 = check_row(row1); row2 = check_row(row2); // Remember where our cursor was old_row = gui.row; old_col = gui.col; old_hl_mask = gui.highlight_mask; orig_col1 = col1; orig_col2 = col2; for (gui.row = row1; gui.row <= row2; gui.row++) { // When only half of a double-wide character is in the block, include // the other half. col1 = orig_col1; col2 = orig_col2; off = LineOffset[gui.row]; if (enc_dbcs != 0) { if (col1 > 0) col1 -= dbcs_screen_head_off(ScreenLines + off, ScreenLines + off + col1); col2 += dbcs_screen_tail_off(ScreenLines + off, ScreenLines + off + col2); } else if (enc_utf8) { if (ScreenLines[off + col1] == 0) { if (col1 > 0) --col1; else { // FIXME: how can the first character ever be zero? // Make this IEMSGN when it no longer breaks Travis CI. vim_snprintf((char *)IObuff, IOSIZE, "INTERNAL ERROR: NUL in ScreenLines in row %ld", (long)gui.row); msg((char *)IObuff); } } #ifdef FEAT_GUI_GTK if (col2 + 1 < Columns && ScreenLines[off + col2 + 1] == 0) ++col2; #endif } gui.col = col1; off = LineOffset[gui.row] + gui.col; len = col2 - col1 + 1; // Find how many chars back this highlighting starts, or where a space // is. Needed for when the bold trick is used for (back = 0; back < col1; ++back) if (ScreenAttrs[off - 1 - back] != ScreenAttrs[off] || ScreenLines[off - 1 - back] == ' ') break; // Break it up in strings of characters with the same attributes. // Print UTF-8 characters individually. while (len > 0) { first_attr = ScreenAttrs[off]; gui.highlight_mask = first_attr; #if !defined(FEAT_GUI_GTK) if (enc_utf8 && ScreenLinesUC[off] != 0) { // output multi-byte character separately nback = gui_screenchar(off, flags, (guicolor_T)0, (guicolor_T)0, back); if (gui.col < Columns && ScreenLines[off + 1] == 0) idx = 2; else idx = 1; } else if (enc_dbcs == DBCS_JPNU && ScreenLines[off] == 0x8e) { // output double-byte, single-width character separately nback = gui_screenchar(off, flags, (guicolor_T)0, (guicolor_T)0, back); idx = 1; } else #endif { #ifdef FEAT_GUI_GTK for (idx = 0; idx < len; ++idx) { if (enc_utf8 && ScreenLines[off + idx] == 0) continue; // skip second half of double-width char if (ScreenAttrs[off + idx] != first_attr) break; } // gui_screenstr() takes care of multibyte chars nback = gui_screenstr(off, idx, flags, (guicolor_T)0, (guicolor_T)0, back); #else for (idx = 0; idx < len && ScreenAttrs[off + idx] == first_attr; idx++) { // Stop at a multi-byte Unicode character. if (enc_utf8 && ScreenLinesUC[off + idx] != 0) break; if (enc_dbcs == DBCS_JPNU) { // Stop at a double-byte single-width char. if (ScreenLines[off + idx] == 0x8e) break; if (len > 1 && (*mb_ptr2len)(ScreenLines + off + idx) == 2) ++idx; // skip second byte of double-byte char } } nback = gui_outstr_nowrap(ScreenLines + off, idx, flags, (guicolor_T)0, (guicolor_T)0, back); #endif } if (nback == FAIL) { // Must back up to start drawing where a bold or italic word // starts. off -= back; len += back; gui.col -= back; } else { off += idx; len -= idx; } back = 0; } } // Put the cursor back where it was gui.row = old_row; gui.col = old_col; gui.highlight_mask = (int)old_hl_mask; } static void gui_delete_lines(int row, int count) { if (count <= 0) return; if (row + count > gui.scroll_region_bot) // Scrolled out of region, just blank the lines out gui_clear_block(row, gui.scroll_region_left, gui.scroll_region_bot, gui.scroll_region_right); else { gui_mch_delete_lines(row, count); // If the cursor was in the deleted lines it's now gone. If the // cursor was in the scrolled lines adjust its position. if (gui.cursor_row >= row && gui.cursor_col >= gui.scroll_region_left && gui.cursor_col <= gui.scroll_region_right) { if (gui.cursor_row < row + count) gui.cursor_is_valid = FALSE; else if (gui.cursor_row <= gui.scroll_region_bot) gui.cursor_row -= count; } } } static void gui_insert_lines(int row, int count) { if (count <= 0) return; if (row + count > gui.scroll_region_bot) // Scrolled out of region, just blank the lines out gui_clear_block(row, gui.scroll_region_left, gui.scroll_region_bot, gui.scroll_region_right); else { gui_mch_insert_lines(row, count); if (gui.cursor_row >= gui.row && gui.cursor_col >= gui.scroll_region_left && gui.cursor_col <= gui.scroll_region_right) { if (gui.cursor_row <= gui.scroll_region_bot - count) gui.cursor_row += count; else if (gui.cursor_row <= gui.scroll_region_bot) gui.cursor_is_valid = FALSE; } } } #ifdef FEAT_TIMERS /* * Passed to ui_wait_for_chars_or_timer(), ignoring extra arguments. */ static int gui_wait_for_chars_3( long wtime, int *interrupted UNUSED, int ignore_input UNUSED) { return gui_mch_wait_for_chars(wtime); } #endif /* * Returns OK if a character was found to be available within the given time, * or FAIL otherwise. */ static int gui_wait_for_chars_or_timer( long wtime, int *interrupted UNUSED, int ignore_input UNUSED) { #ifdef FEAT_TIMERS return ui_wait_for_chars_or_timer(wtime, gui_wait_for_chars_3, interrupted, ignore_input); #else return gui_mch_wait_for_chars(wtime); #endif } /* * The main GUI input routine. Waits for a character from the keyboard. * "wtime" == -1 Wait forever. * "wtime" == 0 Don't wait. * "wtime" > 0 Wait wtime milliseconds for a character. * * Returns the number of characters read or zero when timed out or interrupted. * "buf" may be NULL, in which case a non-zero number is returned if characters * are available. */ static int gui_wait_for_chars_buf( char_u *buf, int maxlen, long wtime, // don't use "time", MIPS cannot handle it int tb_change_cnt) { int retval; #ifdef FEAT_MENU // If we're going to wait a bit, update the menus and mouse shape for the // current State. if (wtime != 0) gui_update_menus(0); #endif gui_mch_update(); if (input_available()) // Got char, return immediately { if (buf != NULL && !typebuf_changed(tb_change_cnt)) return read_from_input_buf(buf, (long)maxlen); return 0; } if (wtime == 0) // Don't wait for char return FAIL; // Before waiting, flush any output to the screen. gui_mch_flush(); // Blink while waiting for a character. gui_mch_start_blink(); // Common function to loop until "wtime" is met, while handling timers and // other callbacks. retval = inchar_loop(buf, maxlen, wtime, tb_change_cnt, gui_wait_for_chars_or_timer, NULL); gui_mch_stop_blink(TRUE); return retval; } /* * Wait for a character from the keyboard without actually reading it. * Also deals with timers. * wtime == -1 Wait forever. * wtime == 0 Don't wait. * wtime > 0 Wait wtime milliseconds for a character. * Returns OK if a character was found to be available within the given time, * or FAIL otherwise. */ int gui_wait_for_chars(long wtime, int tb_change_cnt) { return gui_wait_for_chars_buf(NULL, 0, wtime, tb_change_cnt); } /* * Equivalent of mch_inchar() for the GUI. */ int gui_inchar( char_u *buf, int maxlen, long wtime, // milliseconds int tb_change_cnt) { return gui_wait_for_chars_buf(buf, maxlen, wtime, tb_change_cnt); } /* * Fill p[4] with mouse coordinates encoded for check_termcode(). */ static void fill_mouse_coord(char_u *p, int col, int row) { p[0] = (char_u)(col / 128 + ' ' + 1); p[1] = (char_u)(col % 128 + ' ' + 1); p[2] = (char_u)(row / 128 + ' ' + 1); p[3] = (char_u)(row % 128 + ' ' + 1); } /* * Generic mouse support function. Add a mouse event to the input buffer with * the given properties. * button --- may be any of MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT, * MOUSE_X1, MOUSE_X2 * MOUSE_DRAG, or MOUSE_RELEASE. * MOUSE_4 and MOUSE_5 are used for vertical scroll wheel, * MOUSE_6 and MOUSE_7 for horizontal scroll wheel. * x, y --- Coordinates of mouse in pixels. * repeated_click --- TRUE if this click comes only a short time after a * previous click. * modifiers --- Bit field which may be any of the following modifiers * or'ed together: MOUSE_SHIFT | MOUSE_CTRL | MOUSE_ALT. * This function will ignore drag events where the mouse has not moved to a new * character. */ void gui_send_mouse_event( int button, int x, int y, int repeated_click, int_u modifiers) { static int prev_row = 0, prev_col = 0; static int prev_button = -1; static int num_clicks = 1; char_u string[10]; enum key_extra button_char; int row, col; #ifdef FEAT_CLIPBOARD int checkfor; int did_clip = FALSE; #endif /* * Scrolling may happen at any time, also while a selection is present. */ switch (button) { case MOUSE_MOVE: button_char = KE_MOUSEMOVE_XY; goto button_set; case MOUSE_X1: button_char = KE_X1MOUSE; goto button_set; case MOUSE_X2: button_char = KE_X2MOUSE; goto button_set; case MOUSE_4: button_char = KE_MOUSEDOWN; goto button_set; case MOUSE_5: button_char = KE_MOUSEUP; goto button_set; case MOUSE_6: button_char = KE_MOUSELEFT; goto button_set; case MOUSE_7: button_char = KE_MOUSERIGHT; button_set: { // Don't put events in the input queue now. if (hold_gui_events) return; row = gui_xy2colrow(x, y, &col); // Don't report a mouse move unless moved to a // different character position. if (button == MOUSE_MOVE) { if (row == prev_row && col == prev_col) return; else { prev_row = row >= 0 ? row : 0; prev_col = col; } } string[3] = CSI; string[4] = KS_EXTRA; string[5] = (int)button_char; // Pass the pointer coordinates of the scroll event so that we // know which window to scroll. string[6] = (char_u)(col / 128 + ' ' + 1); string[7] = (char_u)(col % 128 + ' ' + 1); string[8] = (char_u)(row / 128 + ' ' + 1); string[9] = (char_u)(row % 128 + ' ' + 1); if (modifiers == 0) add_to_input_buf(string + 3, 7); else { string[0] = CSI; string[1] = KS_MODIFIER; string[2] = 0; if (modifiers & MOUSE_SHIFT) string[2] |= MOD_MASK_SHIFT; if (modifiers & MOUSE_CTRL) string[2] |= MOD_MASK_CTRL; if (modifiers & MOUSE_ALT) string[2] |= MOD_MASK_ALT; add_to_input_buf(string, 10); } return; } } #ifdef FEAT_CLIPBOARD // If a clipboard selection is in progress, handle it if (clip_star.state == SELECT_IN_PROGRESS) { clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); // A release event may still need to be sent if the position is equal. row = gui_xy2colrow(x, y, &col); if (button != MOUSE_RELEASE || row != prev_row || col != prev_col) return; } // Determine which mouse settings to look for based on the current mode switch (get_real_state()) { case MODE_NORMAL_BUSY: case MODE_OP_PENDING: # ifdef FEAT_TERMINAL case MODE_TERMINAL: # endif case MODE_NORMAL: checkfor = MOUSE_NORMAL; break; case MODE_VISUAL: checkfor = MOUSE_VISUAL; break; case MODE_SELECT: checkfor = MOUSE_VISUAL; break; case MODE_REPLACE: case MODE_REPLACE | MODE_LANGMAP: case MODE_VREPLACE: case MODE_VREPLACE | MODE_LANGMAP: case MODE_INSERT: case MODE_INSERT | MODE_LANGMAP: checkfor = MOUSE_INSERT; break; case MODE_ASKMORE: case MODE_HITRETURN: // At the more- and hit-enter prompt pass the // mouse event for a click on or below the // message line. if (Y_2_ROW(y) >= msg_row) checkfor = MOUSE_NORMAL; else checkfor = MOUSE_RETURN; break; /* * On the command line, use the clipboard selection on all lines * but the command line. But not when pasting. */ case MODE_CMDLINE: case MODE_CMDLINE | MODE_LANGMAP: if (Y_2_ROW(y) < cmdline_row && button != MOUSE_MIDDLE) checkfor = MOUSE_NONE; else checkfor = MOUSE_COMMAND; break; default: checkfor = MOUSE_NONE; break; }; /* * Allow clipboard selection of text on the command line in "normal" * modes. Don't do this when dragging the status line, or extending a * Visual selection. */ if ((State == MODE_NORMAL || State == MODE_NORMAL_BUSY || (State & MODE_INSERT)) && Y_2_ROW(y) >= topframe->fr_height + firstwin->w_winrow && button != MOUSE_DRAG # ifdef FEAT_MOUSESHAPE && !drag_status_line && !drag_sep_line # endif ) checkfor = MOUSE_NONE; /* * Use modeless selection when holding CTRL and SHIFT pressed. */ if ((modifiers & MOUSE_CTRL) && (modifiers & MOUSE_SHIFT)) checkfor = MOUSE_NONEF; /* * In Ex mode, always use modeless selection. */ if (exmode_active) checkfor = MOUSE_NONE; /* * If the mouse settings say to not use the mouse, use the modeless * selection. But if Visual is active, assume that only the Visual area * will be selected. * Exception: On the command line, both the selection is used and a mouse * key is sent. */ if (!mouse_has(checkfor) || checkfor == MOUSE_COMMAND) { // Don't do modeless selection in Visual mode. if (checkfor != MOUSE_NONEF && VIsual_active && (State & MODE_NORMAL)) return; /* * When 'mousemodel' is "popup", shift-left is translated to right. * But not when also using Ctrl. */ if (mouse_model_popup() && button == MOUSE_LEFT && (modifiers & MOUSE_SHIFT) && !(modifiers & MOUSE_CTRL)) { button = MOUSE_RIGHT; modifiers &= ~ MOUSE_SHIFT; } // If the selection is done, allow the right button to extend it. // If the selection is cleared, allow the right button to start it // from the cursor position. if (button == MOUSE_RIGHT) { if (clip_star.state == SELECT_CLEARED) { if (State & MODE_CMDLINE) { col = msg_col; row = msg_row; } else { col = curwin->w_wcol; row = curwin->w_wrow + W_WINROW(curwin); } clip_start_selection(col, row, FALSE); } clip_process_selection(button, X_2_COL(x), Y_2_ROW(y), repeated_click); did_clip = TRUE; } // Allow the left button to start the selection else if (button == MOUSE_LEFT) { clip_start_selection(X_2_COL(x), Y_2_ROW(y), repeated_click); did_clip = TRUE; } // Always allow pasting if (button != MOUSE_MIDDLE) { if (!mouse_has(checkfor) || button == MOUSE_RELEASE) return; if (checkfor != MOUSE_COMMAND) button = MOUSE_LEFT; } repeated_click = FALSE; } if (clip_star.state != SELECT_CLEARED && !did_clip) clip_clear_selection(&clip_star); #endif // Don't put events in the input queue now. if (hold_gui_events) return; row = gui_xy2colrow(x, y, &col); /* * If we are dragging and the mouse hasn't moved far enough to be on a * different character, then don't send an event to vim. */ if (button == MOUSE_DRAG) { if (row == prev_row && col == prev_col) return; // Dragging above the window, set "row" to -1 to cause a scroll. if (y < 0) row = -1; } /* * If topline has changed (window scrolled) since the last click, reset * repeated_click, because we don't want starting Visual mode when * clicking on a different character in the text. */ if (curwin->w_topline != gui_prev_topline #ifdef FEAT_DIFF || curwin->w_topfill != gui_prev_topfill #endif ) repeated_click = FALSE; string[0] = CSI; // this sequence is recognized by check_termcode() string[1] = KS_MOUSE; string[2] = KE_FILLER; if (button != MOUSE_DRAG && button != MOUSE_RELEASE) { if (repeated_click) { /* * Handle multiple clicks. They only count if the mouse is still * pointing at the same character. */ if (button != prev_button || row != prev_row || col != prev_col) num_clicks = 1; else if (++num_clicks > 4) num_clicks = 1; } else num_clicks = 1; prev_button = button; gui_prev_topline = curwin->w_topline; #ifdef FEAT_DIFF gui_prev_topfill = curwin->w_topfill; #endif string[3] = (char_u)(button | 0x20); SET_NUM_MOUSE_CLICKS(string[3], num_clicks); } else string[3] = (char_u)button; string[3] |= modifiers; fill_mouse_coord(string + 4, col, row); add_to_input_buf(string, 8); if (row < 0) prev_row = 0; else prev_row = row; prev_col = col; /* * We need to make sure this is cleared since GTK doesn't tell us when * the user is done dragging. */ #if defined(FEAT_GUI_GTK) gui.dragged_sb = SBAR_NONE; #endif } /* * Convert x and y coordinate to column and row in text window. * Corrects for multi-byte character. * returns column in "*colp" and row as return value; */ static int gui_xy2colrow(int x, int y, int *colp) { int col = check_col(X_2_COL(x)); int row = check_row(Y_2_ROW(y)); *colp = mb_fix_col(col, row); return row; } #if defined(FEAT_MENU) || defined(PROTO) /* * Callback function for when a menu entry has been selected. */ void gui_menu_cb(vimmenu_T *menu) { char_u bytes[sizeof(long_u)]; // Don't put events in the input queue now. if (hold_gui_events) return; bytes[0] = CSI; bytes[1] = KS_MENU; bytes[2] = KE_FILLER; add_to_input_buf(bytes, 3); add_long_to_buf((long_u)menu, bytes); add_to_input_buf_csi(bytes, sizeof(long_u)); } #endif static int prev_which_scrollbars[3]; /* * Set which components are present. * If "oldval" is not NULL, "oldval" is the previous value, the new value is * in p_go. */ void gui_init_which_components(char_u *oldval UNUSED) { #ifdef FEAT_GUI_DARKTHEME static int prev_dark_theme = -1; int using_dark_theme = FALSE; #endif #ifdef FEAT_MENU static int prev_menu_is_active = -1; #endif #ifdef FEAT_TOOLBAR static int prev_toolbar = -1; int using_toolbar = FALSE; #endif #ifdef FEAT_GUI_TABLINE int using_tabline; #endif #if defined(FEAT_MENU) static int prev_tearoff = -1; int using_tearoff = FALSE; #endif char_u *p; int i; #ifdef FEAT_MENU int grey_old, grey_new; char_u *temp; #endif win_T *wp; int need_set_size; int fix_size; #ifdef FEAT_MENU if (oldval != NULL && gui.in_use) { /* * Check if the menus go from grey to non-grey or vice versa. */ grey_old = (vim_strchr(oldval, GO_GREY) != NULL); grey_new = (vim_strchr(p_go, GO_GREY) != NULL); if (grey_old != grey_new) { temp = p_go; p_go = oldval; gui_update_menus(MENU_ALL_MODES); p_go = temp; } } gui.menu_is_active = FALSE; #endif for (i = 0; i < 3; i++) gui.which_scrollbars[i] = FALSE; for (p = p_go; *p; p++) switch (*p) { case GO_LEFT: gui.which_scrollbars[SBAR_LEFT] = TRUE; break; case GO_RIGHT: gui.which_scrollbars[SBAR_RIGHT] = TRUE; break; case GO_VLEFT: if (win_hasvertsplit()) gui.which_scrollbars[SBAR_LEFT] = TRUE; break; case GO_VRIGHT: if (win_hasvertsplit()) gui.which_scrollbars[SBAR_RIGHT] = TRUE; break; case GO_BOT: gui.which_scrollbars[SBAR_BOTTOM] = TRUE; break; #ifdef FEAT_GUI_DARKTHEME case GO_DARKTHEME: using_dark_theme = TRUE; break; #endif #ifdef FEAT_MENU case GO_MENUS: gui.menu_is_active = TRUE; break; #endif case GO_GREY: // make menu's have grey items, ignored here break; #ifdef FEAT_TOOLBAR case GO_TOOLBAR: using_toolbar = TRUE; break; #endif case GO_TEAROFF: #if defined(FEAT_MENU) using_tearoff = TRUE; #endif break; default: // Ignore options that are not supported break; } if (gui.in_use) { need_set_size = 0; fix_size = FALSE; #ifdef FEAT_GUI_DARKTHEME if (using_dark_theme != prev_dark_theme) { gui_mch_set_dark_theme(using_dark_theme); prev_dark_theme = using_dark_theme; } #endif #ifdef FEAT_GUI_TABLINE // Update the GUI tab line, it may appear or disappear. This may // cause the non-GUI tab line to disappear or appear. using_tabline = gui_has_tabline(); if (!gui_mch_showing_tabline() != !using_tabline) { // We don't want a resize event change "Rows" here, save and // restore it. Resizing is handled below. i = Rows; gui_update_tabline(); Rows = i; need_set_size |= RESIZE_VERT; if (using_tabline) fix_size = TRUE; if (!gui_use_tabline()) redraw_tabline = TRUE; // may draw non-GUI tab line } #endif for (i = 0; i < 3; i++) { // The scrollbar needs to be updated when it is shown/unshown and // when switching tab pages. But the size only changes when it's // shown/unshown. Thus we need two places to remember whether a // scrollbar is there or not. if (gui.which_scrollbars[i] != prev_which_scrollbars[i] || gui.which_scrollbars[i] != curtab->tp_prev_which_scrollbars[i]) { if (i == SBAR_BOTTOM) gui_mch_enable_scrollbar(&gui.bottom_sbar, gui.which_scrollbars[i]); else { FOR_ALL_WINDOWS(wp) gui_do_scrollbar(wp, i, gui.which_scrollbars[i]); } if (gui.which_scrollbars[i] != prev_which_scrollbars[i]) { if (i == SBAR_BOTTOM) need_set_size |= RESIZE_VERT; else need_set_size |= RESIZE_HOR; if (gui.which_scrollbars[i]) fix_size = TRUE; } } curtab->tp_prev_which_scrollbars[i] = gui.which_scrollbars[i]; prev_which_scrollbars[i] = gui.which_scrollbars[i]; } #ifdef FEAT_MENU if (gui.menu_is_active != prev_menu_is_active) { // We don't want a resize event change "Rows" here, save and // restore it. Resizing is handled below. i = Rows; gui_mch_enable_menu(gui.menu_is_active); Rows = i; prev_menu_is_active = gui.menu_is_active; need_set_size |= RESIZE_VERT; if (gui.menu_is_active) fix_size = TRUE; } #endif #ifdef FEAT_TOOLBAR if (using_toolbar != prev_toolbar) { gui_mch_show_toolbar(using_toolbar); prev_toolbar = using_toolbar; need_set_size |= RESIZE_VERT; if (using_toolbar) fix_size = TRUE; } #endif #if defined(FEAT_MENU) && !(defined(MSWIN) && !defined(FEAT_TEAROFF)) if (using_tearoff != prev_tearoff) { gui_mch_toggle_tearoffs(using_tearoff); prev_tearoff = using_tearoff; } #endif if (need_set_size != 0) { #ifdef FEAT_GUI_GTK long prev_Columns = Columns; long prev_Rows = Rows; #endif // Adjust the size of the window to make the text area keep the // same size and to avoid that part of our window is off-screen // and a scrollbar can't be used, for example. gui_set_shellsize(FALSE, fix_size, need_set_size); #ifdef FEAT_GUI_GTK // GTK has the annoying habit of sending us resize events when // changing the window size ourselves. This mostly happens when // waiting for a character to arrive, quite unpredictably, and may // change Columns and Rows when we don't want it. Wait for a // character here to avoid this effect. // If you remove this, please test this command for resizing // effects (with optional left scrollbar): ":vsp|q|vsp|q|vsp|q". // Don't do this while starting up though. // Don't change Rows when adding menu/toolbar/tabline. // Don't change Columns when adding vertical toolbar. if (!gui.starting && need_set_size != (RESIZE_VERT | RESIZE_HOR)) (void)char_avail(); if ((need_set_size & RESIZE_VERT) == 0) Rows = prev_Rows; if ((need_set_size & RESIZE_HOR) == 0) Columns = prev_Columns; #endif } // When the console tabline appears or disappears the window positions // change. if (firstwin->w_winrow != tabline_height()) shell_new_rows(); // recompute window positions and heights } } #if defined(FEAT_GUI_TABLINE) || defined(PROTO) /* * Return TRUE if the GUI is taking care of the tabline. * It may still be hidden if 'showtabline' is zero. */ int gui_use_tabline(void) { return gui.in_use && vim_strchr(p_go, GO_TABLINE) != NULL; } /* * Return TRUE if the GUI is showing the tabline. * This uses 'showtabline'. */ static int gui_has_tabline(void) { if (!gui_use_tabline() || p_stal == 0 || (p_stal == 1 && first_tabpage->tp_next == NULL)) return FALSE; return TRUE; } /* * Update the tabline. * This may display/undisplay the tabline and update the labels. */ void gui_update_tabline(void) { int showit = gui_has_tabline(); int shown = gui_mch_showing_tabline(); if (!gui.starting && starting == 0) { // Updating the tabline uses direct GUI commands, flush // outstanding instructions first. (esp. clear screen) out_flush(); if (!showit != !shown) gui_mch_show_tabline(showit); if (showit != 0) gui_mch_update_tabline(); // When the tabs change from hidden to shown or from shown to // hidden the size of the text area should remain the same. if (!showit != !shown) gui_set_shellsize(FALSE, showit, RESIZE_VERT); } } /* * Get the label or tooltip for tab page "tp" into NameBuff[]. */ void get_tabline_label( tabpage_T *tp, int tooltip) // TRUE: get tooltip { int modified = FALSE; char_u buf[40]; int wincount; win_T *wp; char_u **opt; // Use 'guitablabel' or 'guitabtooltip' if it's set. opt = (tooltip ? &p_gtt : &p_gtl); if (**opt != NUL) { int use_sandbox = FALSE; int called_emsg_before = called_emsg; char_u res[MAXPATHL]; tabpage_T *save_curtab; char_u *opt_name = (char_u *)(tooltip ? "guitabtooltip" : "guitablabel"); printer_page_num = tabpage_index(tp); # ifdef FEAT_EVAL set_vim_var_nr(VV_LNUM, printer_page_num); use_sandbox = was_set_insecurely(opt_name, 0); # endif // It's almost as going to the tabpage, but without autocommands. curtab->tp_firstwin = firstwin; curtab->tp_lastwin = lastwin; curtab->tp_curwin = curwin; save_curtab = curtab; curtab = tp; topframe = curtab->tp_topframe; firstwin = curtab->tp_firstwin; lastwin = curtab->tp_lastwin; curwin = curtab->tp_curwin; curbuf = curwin->w_buffer; // Can't use NameBuff directly, build_stl_str_hl() uses it. build_stl_str_hl(curwin, res, MAXPATHL, *opt, use_sandbox, 0, (int)Columns, NULL, NULL); STRCPY(NameBuff, res); // Back to the original curtab. curtab = save_curtab; topframe = curtab->tp_topframe; firstwin = curtab->tp_firstwin; lastwin = curtab->tp_lastwin; curwin = curtab->tp_curwin; curbuf = curwin->w_buffer; if (called_emsg > called_emsg_before) set_string_option_direct(opt_name, -1, (char_u *)"", OPT_FREE, SID_ERROR); } // If 'guitablabel'/'guitabtooltip' is not set or the result is empty then // use a default label. if (**opt == NUL || *NameBuff == NUL) { // Get the buffer name into NameBuff[] and shorten it. get_trans_bufname(tp == curtab ? curbuf : tp->tp_curwin->w_buffer); if (!tooltip) shorten_dir(NameBuff); wp = (tp == curtab) ? firstwin : tp->tp_firstwin; for (wincount = 0; wp != NULL; wp = wp->w_next, ++wincount) if (bufIsChanged(wp->w_buffer)) modified = TRUE; if (modified || wincount > 1) { if (wincount > 1) vim_snprintf((char *)buf, sizeof(buf), "%d", wincount); else buf[0] = NUL; if (modified) STRCAT(buf, "+"); STRCAT(buf, " "); STRMOVE(NameBuff + STRLEN(buf), NameBuff); mch_memmove(NameBuff, buf, STRLEN(buf)); } } } /* * Send the event for clicking to select tab page "nr". * Returns TRUE if it was done, FALSE when skipped because we are already at * that tab page or the cmdline window is open. */ int send_tabline_event(int nr) { char_u string[3]; if (nr == tabpage_index(curtab)) return FALSE; // Don't put events in the input queue now. if (hold_gui_events || cmdwin_type != 0) { // Set it back to the current tab page. gui_mch_set_curtab(tabpage_index(curtab)); return FALSE; } string[0] = CSI; string[1] = KS_TABLINE; string[2] = KE_FILLER; add_to_input_buf(string, 3); string[0] = nr; add_to_input_buf_csi(string, 1); return TRUE; } /* * Send a tabline menu event */ void send_tabline_menu_event(int tabidx, int event) { char_u string[3]; // Don't put events in the input queue now. if (hold_gui_events) return; // Cannot close the last tabpage. if (event == TABLINE_MENU_CLOSE && first_tabpage->tp_next == NULL) return; string[0] = CSI; string[1] = KS_TABMENU; string[2] = KE_FILLER; add_to_input_buf(string, 3); string[0] = tabidx; string[1] = (char_u)(long)event; add_to_input_buf_csi(string, 2); } #endif /* * Scrollbar stuff: */ /* * Remove all scrollbars. Used before switching to another tab page. */ void gui_remove_scrollbars(void) { int i; win_T *wp; for (i = 0; i < 3; i++) { if (i == SBAR_BOTTOM) gui_mch_enable_scrollbar(&gui.bottom_sbar, FALSE); else { FOR_ALL_WINDOWS(wp) gui_do_scrollbar(wp, i, FALSE); } curtab->tp_prev_which_scrollbars[i] = -1; } } void gui_create_scrollbar(scrollbar_T *sb, int type, win_T *wp) { static int sbar_ident = 0; sb->ident = sbar_ident++; // No check for too big, but would it happen? sb->wp = wp; sb->type = type; sb->value = 0; sb->size = 1; sb->max = 1; sb->top = 0; sb->height = 0; sb->width = 0; sb->status_height = 0; gui_mch_create_scrollbar(sb, (wp == NULL) ? SBAR_HORIZ : SBAR_VERT); } /* * Find the scrollbar with the given index. */ scrollbar_T * gui_find_scrollbar(long ident) { win_T *wp; if (gui.bottom_sbar.ident == ident) return &gui.bottom_sbar; FOR_ALL_WINDOWS(wp) { if (wp->w_scrollbars[SBAR_LEFT].ident == ident) return &wp->w_scrollbars[SBAR_LEFT]; if (wp->w_scrollbars[SBAR_RIGHT].ident == ident) return &wp->w_scrollbars[SBAR_RIGHT]; } return NULL; } /* * For most systems: Put a code in the input buffer for a dragged scrollbar. * * For Win32, Macintosh and GTK+ 2: * Scrollbars seem to grab focus and vim doesn't read the input queue until * you stop dragging the scrollbar. We get here each time the scrollbar is * dragged another pixel, but as far as the rest of vim goes, it thinks * we're just hanging in the call to DispatchMessage() in * process_message(). The DispatchMessage() call that hangs was passed a * mouse button click event in the scrollbar window. -- webb. * * Solution: Do the scrolling right here. But only when allowed. * Ignore the scrollbars while executing an external command or when there * are still characters to be processed. */ void gui_drag_scrollbar(scrollbar_T *sb, long value, int still_dragging) { win_T *wp; int sb_num; #ifdef USE_ON_FLY_SCROLL colnr_T old_leftcol = curwin->w_leftcol; linenr_T old_topline = curwin->w_topline; # ifdef FEAT_DIFF int old_topfill = curwin->w_topfill; # endif #else char_u bytes[sizeof(long_u)]; int byte_count; #endif if (sb == NULL) return; // Don't put events in the input queue now. if (hold_gui_events) return; if (cmdwin_type != 0 && sb->wp != curwin) return; if (still_dragging) { if (sb->wp == NULL) gui.dragged_sb = SBAR_BOTTOM; else if (sb == &sb->wp->w_scrollbars[SBAR_LEFT]) gui.dragged_sb = SBAR_LEFT; else gui.dragged_sb = SBAR_RIGHT; gui.dragged_wp = sb->wp; } else { gui.dragged_sb = SBAR_NONE; #ifdef FEAT_GUI_GTK // Keep the "dragged_wp" value until after the scrolling, for when the // mouse button is released. GTK2 doesn't send the button-up event. gui.dragged_wp = NULL; #endif } // Vertical sbar info is kept in the first sbar (the left one) if (sb->wp != NULL) sb = &sb->wp->w_scrollbars[0]; /* * Check validity of value */ if (value < 0) value = 0; #ifdef SCROLL_PAST_END else if (value > sb->max) value = sb->max; #else if (value > sb->max - sb->size + 1) value = sb->max - sb->size + 1; #endif sb->value = value; #ifdef USE_ON_FLY_SCROLL // When not allowed to do the scrolling right now, return. // This also checked input_available(), but that causes the first click in // a scrollbar to be ignored when Vim doesn't have focus. if (dont_scroll) return; #endif // Disallow scrolling the current window when the completion popup menu is // visible. if ((sb->wp == NULL || sb->wp == curwin) && pum_visible()) return; #ifdef FEAT_RIGHTLEFT if (sb->wp == NULL && curwin->w_p_rl) { value = sb->max + 1 - sb->size - value; if (value < 0) value = 0; } #endif if (sb->wp != NULL) // vertical scrollbar { sb_num = 0; for (wp = firstwin; wp != sb->wp && wp != NULL; wp = wp->w_next) sb_num++; if (wp == NULL) return; #ifdef USE_ON_FLY_SCROLL current_scrollbar = sb_num; scrollbar_value = value; if (State & MODE_NORMAL) { gui_do_scroll(); setcursor(); } else if (State & MODE_INSERT) { ins_scroll(); setcursor(); } else if (State & MODE_CMDLINE) { if (msg_scrolled == 0) { gui_do_scroll(); redrawcmdline(); } } # ifdef FEAT_FOLDING // Value may have been changed for closed fold. sb->value = sb->wp->w_topline - 1; # endif // When dragging one scrollbar and there is another one at the other // side move the thumb of that one too. if (gui.which_scrollbars[SBAR_RIGHT] && gui.which_scrollbars[SBAR_LEFT]) gui_mch_set_scrollbar_thumb( &sb->wp->w_scrollbars[ sb == &sb->wp->w_scrollbars[SBAR_RIGHT] ? SBAR_LEFT : SBAR_RIGHT], sb->value, sb->size, sb->max); #else bytes[0] = CSI; bytes[1] = KS_VER_SCROLLBAR; bytes[2] = KE_FILLER; bytes[3] = (char_u)sb_num; byte_count = 4; #endif } else { #ifdef USE_ON_FLY_SCROLL scrollbar_value = value; if (State & MODE_NORMAL) gui_do_horiz_scroll(scrollbar_value, FALSE); else if (State & MODE_INSERT) ins_horscroll(); else if (State & MODE_CMDLINE) { if (msg_scrolled == 0) { gui_do_horiz_scroll(scrollbar_value, FALSE); redrawcmdline(); } } if (old_leftcol != curwin->w_leftcol) { updateWindow(curwin); // update window, status and cmdline setcursor(); } #else bytes[0] = CSI; bytes[1] = KS_HOR_SCROLLBAR; bytes[2] = KE_FILLER; byte_count = 3; #endif } #ifdef USE_ON_FLY_SCROLL /* * synchronize other windows, as necessary according to 'scrollbind' */ if (curwin->w_p_scb && ((sb->wp == NULL && curwin->w_leftcol != old_leftcol) || (sb->wp == curwin && (curwin->w_topline != old_topline # ifdef FEAT_DIFF || curwin->w_topfill != old_topfill # endif )))) { do_check_scrollbind(TRUE); // need to update the window right here FOR_ALL_WINDOWS(wp) if (wp->w_redr_type > 0) updateWindow(wp); setcursor(); } out_flush_cursor(FALSE, TRUE); #else add_to_input_buf(bytes, byte_count); add_long_to_buf((long_u)value, bytes); add_to_input_buf_csi(bytes, sizeof(long_u)); #endif } /* * Scrollbar stuff: */ /* * Called when something in the window layout has changed. */ void gui_may_update_scrollbars(void) { if (gui.in_use && starting == 0) { out_flush(); gui_init_which_components(NULL); gui_update_scrollbars(TRUE); } need_mouse_correct = TRUE; } void gui_update_scrollbars( int force) // Force all scrollbars to get updated { win_T *wp; scrollbar_T *sb; long val, size, max; // need 32 bits here int which_sb; int h, y; static win_T *prev_curwin = NULL; // Update the horizontal scrollbar gui_update_horiz_scrollbar(force); #ifndef MSWIN // Return straight away if there is neither a left nor right scrollbar. // On MS-Windows this is required anyway for scrollwheel messages. if (!gui.which_scrollbars[SBAR_LEFT] && !gui.which_scrollbars[SBAR_RIGHT]) return; #endif /* * Don't want to update a scrollbar while we're dragging it. But if we * have both a left and right scrollbar, and we drag one of them, we still * need to update the other one. */ if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) && gui.which_scrollbars[SBAR_LEFT] && gui.which_scrollbars[SBAR_RIGHT]) { /* * If we have two scrollbars and one of them is being dragged, just * copy the scrollbar position from the dragged one to the other one. */ which_sb = SBAR_LEFT + SBAR_RIGHT - gui.dragged_sb; if (gui.dragged_wp != NULL) gui_mch_set_scrollbar_thumb( &gui.dragged_wp->w_scrollbars[which_sb], gui.dragged_wp->w_scrollbars[0].value, gui.dragged_wp->w_scrollbars[0].size, gui.dragged_wp->w_scrollbars[0].max); } // avoid that moving components around generates events ++hold_gui_events; FOR_ALL_WINDOWS(wp) { if (wp->w_buffer == NULL) // just in case continue; // Skip a scrollbar that is being dragged. if (!force && (gui.dragged_sb == SBAR_LEFT || gui.dragged_sb == SBAR_RIGHT) && gui.dragged_wp == wp) continue; #ifdef SCROLL_PAST_END max = wp->w_buffer->b_ml.ml_line_count - 1; #else max = wp->w_buffer->b_ml.ml_line_count + wp->w_height - 2; #endif if (max < 0) // empty buffer max = 0; val = wp->w_topline - 1; size = wp->w_height; #ifdef SCROLL_PAST_END if (val > max) // just in case val = max; #else if (size > max + 1) // just in case size = max + 1; if (val > max - size + 1) val = max - size + 1; #endif if (val < 0) // minimal value is 0 val = 0; /* * Scrollbar at index 0 (the left one) contains all the information. * It would be the same info for left and right so we just store it for * one of them. */ sb = &wp->w_scrollbars[0]; /* * Note: no check for valid w_botline. If it's not valid the * scrollbars will be updated later anyway. */ if (size < 1 || wp->w_botline - 2 > max) { /* * This can happen during changing files. Just don't update the * scrollbar for now. */ sb->height = 0; // Force update next time if (gui.which_scrollbars[SBAR_LEFT]) gui_do_scrollbar(wp, SBAR_LEFT, FALSE); if (gui.which_scrollbars[SBAR_RIGHT]) gui_do_scrollbar(wp, SBAR_RIGHT, FALSE); continue; } if (force || sb->height != wp->w_height || sb->top != wp->w_winrow || sb->status_height != wp->w_status_height || sb->width != wp->w_width || prev_curwin != curwin) { // Height, width or position of scrollbar has changed. For // vertical split: curwin changed. sb->height = wp->w_height; sb->top = wp->w_winrow; sb->status_height = wp->w_status_height; sb->width = wp->w_width; // Calculate height and position in pixels h = (sb->height + sb->status_height) * gui.char_height; y = sb->top * gui.char_height + gui.border_offset; #if defined(FEAT_MENU) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) && !defined(FEAT_GUI_PHOTON) if (gui.menu_is_active) y += gui.menu_height; #endif #if defined(FEAT_TOOLBAR) && (defined(FEAT_GUI_MSWIN) \ || defined(FEAT_GUI_HAIKU)) if (vim_strchr(p_go, GO_TOOLBAR) != NULL) y += gui.toolbar_height; #endif #if defined(FEAT_GUI_TABLINE) && defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_HAIKU) if (gui_has_tabline()) y += gui.tabline_height; #endif if (wp->w_winrow == 0) { // Height of top scrollbar includes width of top border h += gui.border_offset; y -= gui.border_offset; } if (gui.which_scrollbars[SBAR_LEFT]) { gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_LEFT], gui.left_sbar_x, y, gui.scrollbar_width, h); gui_do_scrollbar(wp, SBAR_LEFT, TRUE); } if (gui.which_scrollbars[SBAR_RIGHT]) { gui_mch_set_scrollbar_pos(&wp->w_scrollbars[SBAR_RIGHT], gui.right_sbar_x, y, gui.scrollbar_width, h); gui_do_scrollbar(wp, SBAR_RIGHT, TRUE); } } if (force || sb->value != val || sb->size != size || sb->max != max) { // Thumb of scrollbar has moved sb->value = val; sb->size = size; sb->max = max; if (gui.which_scrollbars[SBAR_LEFT] && (gui.dragged_sb != SBAR_LEFT || gui.dragged_wp != wp)) gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_LEFT], val, size, max); if (gui.which_scrollbars[SBAR_RIGHT] && (gui.dragged_sb != SBAR_RIGHT || gui.dragged_wp != wp)) gui_mch_set_scrollbar_thumb(&wp->w_scrollbars[SBAR_RIGHT], val, size, max); } } // update the title, it may show the scroll position maketitle(); prev_curwin = curwin; --hold_gui_events; } /* * Enable or disable a scrollbar. * Check for scrollbars for vertically split windows which are not enabled * sometimes. */ static void gui_do_scrollbar( win_T *wp, int which, // SBAR_LEFT or SBAR_RIGHT int enable) // TRUE to enable scrollbar { int midcol = curwin->w_wincol + curwin->w_width / 2; int has_midcol = (wp->w_wincol <= midcol && wp->w_wincol + wp->w_width >= midcol); // Only enable scrollbars that contain the middle column of the current // window. if (gui.which_scrollbars[SBAR_RIGHT] != gui.which_scrollbars[SBAR_LEFT]) { // Scrollbars only on one side. Don't enable scrollbars that don't // contain the middle column of the current window. if (!has_midcol) enable = FALSE; } else { // Scrollbars on both sides. Don't enable scrollbars that neither // contain the middle column of the current window nor are on the far // side. if (midcol > Columns / 2) { if (which == SBAR_LEFT ? wp->w_wincol != 0 : !has_midcol) enable = FALSE; } else { if (which == SBAR_RIGHT ? wp->w_wincol + wp->w_width != Columns : !has_midcol) enable = FALSE; } } gui_mch_enable_scrollbar(&wp->w_scrollbars[which], enable); } /* * Scroll a window according to the values set in the globals current_scrollbar * and scrollbar_value. Return TRUE if the cursor in the current window moved * or FALSE otherwise. */ int gui_do_scroll(void) { win_T *wp, *save_wp; int i; long nlines; pos_T old_cursor; linenr_T old_topline; #ifdef FEAT_DIFF int old_topfill; #endif for (wp = firstwin, i = 0; i < current_scrollbar; wp = W_NEXT(wp), i++) if (wp == NULL) break; if (wp == NULL) // Couldn't find window return FALSE; /* * Compute number of lines to scroll. If zero, nothing to do. */ nlines = (long)scrollbar_value + 1 - (long)wp->w_topline; if (nlines == 0) return FALSE; save_wp = curwin; old_topline = wp->w_topline; #ifdef FEAT_DIFF old_topfill = wp->w_topfill; #endif old_cursor = wp->w_cursor; curwin = wp; curbuf = wp->w_buffer; if (nlines < 0) scrolldown(-nlines, gui.dragged_wp == NULL); else scrollup(nlines, gui.dragged_wp == NULL); // Reset dragged_wp after using it. "dragged_sb" will have been reset for // the mouse-up event already, but we still want it to behave like when // dragging. But not the next click in an arrow. if (gui.dragged_sb == SBAR_NONE) gui.dragged_wp = NULL; if (old_topline != wp->w_topline #ifdef FEAT_DIFF || old_topfill != wp->w_topfill #endif ) { if (get_scrolloff_value() != 0) { cursor_correct(); // fix window for 'so' update_topline(); // avoid up/down jump } if (old_cursor.lnum != wp->w_cursor.lnum) coladvance(wp->w_curswant); wp->w_scbind_pos = wp->w_topline; } // Make sure wp->w_leftcol and wp->w_skipcol are correct. validate_cursor(); curwin = save_wp; curbuf = save_wp->w_buffer; /* * Don't call updateWindow() when nothing has changed (it will overwrite * the status line!). */ if (old_topline != wp->w_topline || wp->w_redr_type != 0 #ifdef FEAT_DIFF || old_topfill != wp->w_topfill #endif ) { int type = UPD_VALID; if (pum_visible()) { type = UPD_NOT_VALID; wp->w_lines_valid = 0; } // Don't set must_redraw here, it may cause the popup menu to // disappear when losing focus after a scrollbar drag. if (wp->w_redr_type < type) wp->w_redr_type = type; mch_disable_flush(); updateWindow(wp); // update window, status line, and cmdline mch_enable_flush(); } // May need to redraw the popup menu. if (pum_visible()) pum_redraw(); return (wp == curwin && !EQUAL_POS(curwin->w_cursor, old_cursor)); } /* * Horizontal scrollbar stuff: */ /* * Return length of line "lnum" for horizontal scrolling. */ static colnr_T scroll_line_len(linenr_T lnum) { char_u *p; colnr_T col; int w; p = ml_get(lnum); col = 0; if (*p != NUL) for (;;) { w = chartabsize(p, col); MB_PTR_ADV(p); if (*p == NUL) // don't count the last character break; col += w; } return col; } // Remember which line is currently the longest, so that we don't have to // search for it when scrolling horizontally. static linenr_T longest_lnum = 0; /* * Find longest visible line number. If this is not possible (or not desired, * by setting 'h' in "guioptions") then the current line number is returned. */ static linenr_T gui_find_longest_lnum(void) { linenr_T ret = 0; // Calculate maximum for horizontal scrollbar. Check for reasonable // line numbers, topline and botline can be invalid when displaying is // postponed. if (vim_strchr(p_go, GO_HORSCROLL) == NULL && curwin->w_topline <= curwin->w_cursor.lnum && curwin->w_botline > curwin->w_cursor.lnum && curwin->w_botline <= curbuf->b_ml.ml_line_count + 1) { linenr_T lnum; colnr_T n; long max = 0; // Use maximum of all visible lines. Remember the lnum of the // longest line, closest to the cursor line. Used when scrolling // below. for (lnum = curwin->w_topline; lnum < curwin->w_botline; ++lnum) { n = scroll_line_len(lnum); if (n > (colnr_T)max) { max = n; ret = lnum; } else if (n == (colnr_T)max && abs((int)(lnum - curwin->w_cursor.lnum)) < abs((int)(ret - curwin->w_cursor.lnum))) ret = lnum; } } else // Use cursor line only. ret = curwin->w_cursor.lnum; return ret; } static void gui_update_horiz_scrollbar(int force) { long value, size, max; // need 32 bit ints here if (!gui.which_scrollbars[SBAR_BOTTOM]) return; if (!force && gui.dragged_sb == SBAR_BOTTOM) return; if (!force && curwin->w_p_wrap && gui.prev_wrap) return; /* * It is possible for the cursor to be invalid if we're in the middle of * something (like changing files). If so, don't do anything for now. */ if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) { gui.bottom_sbar.value = -1; return; } size = curwin->w_width; if (curwin->w_p_wrap) { value = 0; #ifdef SCROLL_PAST_END max = 0; #else max = curwin->w_width - 1; #endif } else { value = curwin->w_leftcol; longest_lnum = gui_find_longest_lnum(); max = scroll_line_len(longest_lnum); if (virtual_active()) { // May move the cursor even further to the right. if (curwin->w_virtcol >= (colnr_T)max) max = curwin->w_virtcol; } #ifndef SCROLL_PAST_END max += curwin->w_width - 1; #endif // The line number isn't scrolled, thus there is less space when // 'number' or 'relativenumber' is set (also for 'foldcolumn'). size -= curwin_col_off(); #ifndef SCROLL_PAST_END max -= curwin_col_off(); #endif } #ifndef SCROLL_PAST_END if (value > max - size + 1) value = max - size + 1; // limit the value to allowable range #endif #ifdef FEAT_RIGHTLEFT if (curwin->w_p_rl) { value = max + 1 - size - value; if (value < 0) { size += value; value = 0; } } #endif if (!force && value == gui.bottom_sbar.value && size == gui.bottom_sbar.size && max == gui.bottom_sbar.max) return; gui.bottom_sbar.value = value; gui.bottom_sbar.size = size; gui.bottom_sbar.max = max; gui.prev_wrap = curwin->w_p_wrap; gui_mch_set_scrollbar_thumb(&gui.bottom_sbar, value, size, max); } /* * Do a horizontal scroll. Return TRUE if the cursor moved, FALSE otherwise. */ int gui_do_horiz_scroll(long_u leftcol, int compute_longest_lnum) { // no wrapping, no scrolling if (curwin->w_p_wrap) return FALSE; if (curwin->w_leftcol == (colnr_T)leftcol) return FALSE; curwin->w_leftcol = (colnr_T)leftcol; // When the line of the cursor is too short, move the cursor to the // longest visible line. if (vim_strchr(p_go, GO_HORSCROLL) == NULL && !virtual_active() && (colnr_T)leftcol > scroll_line_len(curwin->w_cursor.lnum)) { if (compute_longest_lnum) { curwin->w_cursor.lnum = gui_find_longest_lnum(); curwin->w_cursor.col = 0; } // Do a sanity check on "longest_lnum", just in case. else if (longest_lnum >= curwin->w_topline && longest_lnum < curwin->w_botline) { curwin->w_cursor.lnum = longest_lnum; curwin->w_cursor.col = 0; } } return leftcol_changed(); } /* * Check that none of the colors are the same as the background color */ void gui_check_colors(void) { if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) { gui_set_bg_color((char_u *)"White"); if (gui.norm_pixel == gui.back_pixel || gui.norm_pixel == INVALCOLOR) gui_set_fg_color((char_u *)"Black"); } } static void gui_set_fg_color(char_u *name) { gui.norm_pixel = gui_get_color(name); hl_set_fg_color_name(vim_strsave(name)); } static void gui_set_bg_color(char_u *name) { gui.back_pixel = gui_get_color(name); hl_set_bg_color_name(vim_strsave(name)); } /* * Allocate a color by name. * Returns INVALCOLOR and gives an error message when failed. */ guicolor_T gui_get_color(char_u *name) { guicolor_T t; if (*name == NUL) return INVALCOLOR; t = gui_mch_get_color(name); if (t == INVALCOLOR #if defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) && gui.in_use #endif ) semsg(_(e_cannot_allocate_color_str), name); return t; } /* * Return the grey value of a color (range 0-255). */ int gui_get_lightness(guicolor_T pixel) { long_u rgb = (long_u)gui_mch_get_rgb(pixel); return (int)( (((rgb >> 16) & 0xff) * 299) + (((rgb >> 8) & 0xff) * 587) + ((rgb & 0xff) * 114)) / 1000; } char_u * gui_bg_default(void) { if (gui_get_lightness(gui.back_pixel) < 127) return (char_u *)"dark"; return (char_u *)"light"; } /* * Option initializations that can only be done after opening the GUI window. */ static void init_gui_options(void) { // Set the 'background' option according to the lightness of the // background color, unless the user has set it already. if (!option_was_set((char_u *)"bg") && STRCMP(p_bg, gui_bg_default()) != 0) { set_option_value_give_err((char_u *)"bg", 0L, gui_bg_default(), 0); highlight_changed(); } } #if defined(FEAT_GUI_X11) || defined(PROTO) void gui_new_scrollbar_colors(void) { win_T *wp; // Nothing to do if GUI hasn't started yet. if (!gui.in_use) return; FOR_ALL_WINDOWS(wp) { gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_LEFT])); gui_mch_set_scrollbar_colors(&(wp->w_scrollbars[SBAR_RIGHT])); } gui_mch_set_scrollbar_colors(&gui.bottom_sbar); } #endif /* * Call this when focus has changed. */ void gui_focus_change(int in_focus) { /* * Skip this code to avoid drawing the cursor when debugging and switching * between the debugger window and gvim. */ #if 1 gui.in_focus = in_focus; out_flush_cursor(TRUE, FALSE); # ifdef FEAT_XIM xim_set_focus(in_focus); # endif // Put events in the input queue only when allowed. // ui_focus_change() isn't called directly, because it invokes // autocommands and that must not happen asynchronously. if (!hold_gui_events) { char_u bytes[3]; bytes[0] = CSI; bytes[1] = KS_EXTRA; bytes[2] = in_focus ? (int)KE_FOCUSGAINED : (int)KE_FOCUSLOST; add_to_input_buf(bytes, 3); } #endif } /* * When mouse moved: apply 'mousefocus'. * Also updates the mouse pointer shape. */ static void gui_mouse_focus(int x, int y) { win_T *wp; char_u st[8]; #ifdef FEAT_MOUSESHAPE // Get window pointer, and update mouse shape as well. wp = xy2win(x, y, IGNORE_POPUP); #endif // Only handle this when 'mousefocus' set and ... if (p_mousef && !hold_gui_events // not holding events && (State & (MODE_NORMAL | MODE_INSERT))// Normal/Visual/Insert mode && State != MODE_HITRETURN // but not hit-return prompt && msg_scrolled == 0 // no scrolled message && !need_mouse_correct // not moving the pointer && gui.in_focus) // gvim in focus { // Don't move the mouse when it's left or right of the Vim window if (x < 0 || x > Columns * gui.char_width) return; #ifndef FEAT_MOUSESHAPE wp = xy2win(x, y, IGNORE_POPUP); #endif if (wp == curwin || wp == NULL) return; // still in the same old window, or none at all // Ignore position in the tab pages line. if (Y_2_ROW(y) < tabline_height()) return; /* * format a mouse click on status line input * ala gui_send_mouse_event(0, x, y, 0, 0); * Trick: Use a column number -1, so that get_pseudo_mouse_code() will * generate a K_LEFTMOUSE_NM key code. */ if (finish_op) { // abort the current operator first st[0] = ESC; add_to_input_buf(st, 1); } st[0] = CSI; st[1] = KS_MOUSE; st[2] = KE_FILLER; st[3] = (char_u)MOUSE_LEFT; fill_mouse_coord(st + 4, wp->w_wincol == 0 ? -1 : wp->w_wincol + MOUSE_COLOFF, wp->w_height + W_WINROW(wp)); add_to_input_buf(st, 8); st[3] = (char_u)MOUSE_RELEASE; add_to_input_buf(st, 8); #ifdef FEAT_GUI_GTK // Need to wake up the main loop if (gtk_main_level() > 0) gtk_main_quit(); #endif } } /* * Called when the mouse moved (but not when dragging). */ void gui_mouse_moved(int x, int y) { // Ignore this while still starting up. if (!gui.in_use || gui.starting) return; // apply 'mousefocus' and pointer shape gui_mouse_focus(x, y); if (p_mousemev #ifdef FEAT_PROP_POPUP || popup_uses_mouse_move #endif ) // Generate a mouse-moved event. For a mapping. Or so the // popup can perhaps be closed, just like in the terminal. gui_send_mouse_event(MOUSE_MOVE, x, y, FALSE, 0); } /* * Get the window where the mouse pointer is on. * Returns NULL if not found. */ win_T * gui_mouse_window(mouse_find_T popup) { int x, y; if (!(gui.in_use && (p_mousef || popup == FIND_POPUP))) return NULL; gui_mch_getmouse(&x, &y); // Only use the mouse when it's on the Vim window if (x >= 0 && x <= Columns * gui.char_width && y >= 0 && Y_2_ROW(y) >= tabline_height()) return xy2win(x, y, popup); return NULL; } /* * Called when mouse should be moved to window with focus. */ void gui_mouse_correct(void) { win_T *wp = NULL; need_mouse_correct = FALSE; wp = gui_mouse_window(IGNORE_POPUP); if (wp != curwin && wp != NULL) // If in other than current window { validate_cline_row(); gui_mch_setmouse((int)W_ENDCOL(curwin) * gui.char_width - 3, (W_WINROW(curwin) + curwin->w_wrow) * gui.char_height + (gui.char_height) / 2); } } /* * Find window where the mouse pointer "x" / "y" coordinate is in. * As a side effect update the shape of the mouse pointer. */ static win_T * xy2win(int x, int y, mouse_find_T popup) { int row; int col; win_T *wp; row = Y_2_ROW(y); col = X_2_COL(x); if (row < 0 || col < 0) // before first window return NULL; wp = mouse_find_win(&row, &col, popup); if (wp == NULL) return NULL; #ifdef FEAT_MOUSESHAPE if (State == MODE_HITRETURN || State == MODE_ASKMORE) { if (Y_2_ROW(y) >= msg_row) update_mouseshape(SHAPE_IDX_MOREL); else update_mouseshape(SHAPE_IDX_MORE); } else if (row > wp->w_height) // below status line update_mouseshape(SHAPE_IDX_CLINE); else if (!(State & MODE_CMDLINE) && wp->w_vsep_width > 0 && col == wp->w_width && (row != wp->w_height || !stl_connected(wp)) && msg_scrolled == 0) update_mouseshape(SHAPE_IDX_VSEP); else if (!(State & MODE_CMDLINE) && wp->w_status_height > 0 && row == wp->w_height && msg_scrolled == 0) update_mouseshape(SHAPE_IDX_STATUS); else update_mouseshape(-2); #endif return wp; } /* * ":gui" and ":gvim": Change from the terminal version to the GUI version. * File names may be given to redefine the args list. */ void ex_gui(exarg_T *eap) { char_u *arg = eap->arg; /* * Check for "-f" argument: foreground, don't fork. * Also don't fork when started with "gvim -f". * Do fork when using "gui -b". */ if (arg[0] == '-' && (arg[1] == 'f' || arg[1] == 'b') && (arg[2] == NUL || VIM_ISWHITE(arg[2]))) { gui.dofork = (arg[1] == 'b'); eap->arg = skipwhite(eap->arg + 2); } if (!gui.in_use) { #if defined(VIMDLL) && !defined(EXPERIMENTAL_GUI_CMD) if (!gui.starting) { emsg(_(e_gui_cannot_be_used_not_enabled_at_compile_time)); return; } #endif // Clear the command. Needed for when forking+exiting, to avoid part // of the argument ending up after the shell prompt. msg_clr_eos_force(); #ifdef GUI_MAY_SPAWN if (!ends_excmd2(eap->cmd, eap->arg)) gui_start(eap->arg); else #endif gui_start(NULL); #ifdef FEAT_JOB_CHANNEL channel_gui_register_all(); #endif } if (!ends_excmd2(eap->cmd, eap->arg)) ex_next(eap); } #if ((defined(FEAT_GUI_X11) || defined(FEAT_GUI_GTK) \ || defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_PHOTON) \ || defined(FEAT_GUI_HAIKU)) \ && defined(FEAT_TOOLBAR)) || defined(PROTO) /* * This is shared between Haiku, Motif, and GTK. */ /* * Callback function for do_in_runtimepath(). */ static void gfp_setname(char_u *fname, void *cookie) { char_u *gfp_buffer = cookie; if (STRLEN(fname) >= MAXPATHL) *gfp_buffer = NUL; else STRCPY(gfp_buffer, fname); } /* * Find the path of bitmap "name" with extension "ext" in 'runtimepath'. * Return FAIL for failure and OK if buffer[MAXPATHL] contains the result. */ int gui_find_bitmap(char_u *name, char_u *buffer, char *ext) { if (STRLEN(name) > MAXPATHL - 14) return FAIL; vim_snprintf((char *)buffer, MAXPATHL, "bitmaps/%s.%s", name, ext); if (do_in_runtimepath(buffer, 0, gfp_setname, buffer) == FAIL || *buffer == NUL) return FAIL; return OK; } # if !defined(FEAT_GUI_GTK) || defined(PROTO) /* * Given the name of the "icon=" argument, try finding the bitmap file for the * icon. If it is an absolute path name, use it as it is. Otherwise append * "ext" and search for it in 'runtimepath'. * The result is put in "buffer[MAXPATHL]". If something fails "buffer" * contains "name". */ void gui_find_iconfile(char_u *name, char_u *buffer, char *ext) { char_u buf[MAXPATHL + 1]; expand_env(name, buffer, MAXPATHL); if (!mch_isFullName(buffer) && gui_find_bitmap(buffer, buf, ext) == OK) STRCPY(buffer, buf); } # endif #endif #if defined(FEAT_GUI_GTK) || defined(FEAT_GUI_X11)|| defined(FEAT_GUI_HAIKU) \ || defined(PROTO) void display_errors(void) { char_u *p; if (isatty(2)) fflush(stderr); else if (error_ga.ga_data != NULL) { // avoid putting up a message box with blanks only for (p = (char_u *)error_ga.ga_data; *p != NUL; ++p) if (!isspace(*p)) { // Truncate a very long message, it will go off-screen. if (STRLEN(p) > 2000) STRCPY(p + 2000 - 14, "...(truncated)"); (void)do_dialog(VIM_ERROR, (char_u *)_("Error"), p, (char_u *)_("&Ok"), 1, NULL, FALSE); break; } ga_clear(&error_ga); } } #endif #if defined(NO_CONSOLE_INPUT) || defined(PROTO) /* * Return TRUE if still starting up and there is no place to enter text. * For GTK and X11 we check if stderr is not a tty, which means we were * (probably) started from the desktop. Also check stdin, "vim >& file" does * allow typing on stdin. */ int no_console_input(void) { return ((!gui.in_use || gui.starting) # ifndef NO_CONSOLE && !isatty(0) && !isatty(2) # endif ); } #endif #if defined(FIND_REPLACE_DIALOG) \ || defined(NEED_GUI_UPDATE_SCREEN) \ || defined(PROTO) /* * Update the current window and the screen. */ void gui_update_screen(void) { # ifdef FEAT_CONCEAL linenr_T conceal_old_cursor_line = 0; linenr_T conceal_new_cursor_line = 0; int conceal_update_lines = FALSE; # endif update_topline(); validate_cursor(); // Trigger CursorMoved if the cursor moved. if (!finish_op && (has_cursormoved() # ifdef FEAT_PROP_POPUP || popup_visible # endif # ifdef FEAT_CONCEAL || curwin->w_p_cole > 0 # endif ) && !EQUAL_POS(last_cursormoved, curwin->w_cursor)) { if (has_cursormoved()) apply_autocmds(EVENT_CURSORMOVED, NULL, NULL, FALSE, curbuf); # ifdef FEAT_PROP_POPUP if (popup_visible) popup_check_cursor_pos(); # endif # ifdef FEAT_CONCEAL if (curwin->w_p_cole > 0) { conceal_old_cursor_line = last_cursormoved.lnum; conceal_new_cursor_line = curwin->w_cursor.lnum; conceal_update_lines = TRUE; } # endif last_cursormoved = curwin->w_cursor; } if (!finish_op) may_trigger_winscrolled(); # ifdef FEAT_CONCEAL if (conceal_update_lines && (conceal_old_cursor_line != conceal_new_cursor_line || conceal_cursor_line(curwin) || need_cursor_line_redraw)) { if (conceal_old_cursor_line != conceal_new_cursor_line) redrawWinline(curwin, conceal_old_cursor_line); redrawWinline(curwin, conceal_new_cursor_line); curwin->w_valid &= ~VALID_CROW; need_cursor_line_redraw = FALSE; } # endif update_screen(0); // may need to update the screen setcursor(); out_flush_cursor(TRUE, FALSE); } #endif #if defined(FIND_REPLACE_DIALOG) || defined(PROTO) /* * Get the text to use in a find/replace dialog. Uses the last search pattern * if the argument is empty. * Returns an allocated string. */ char_u * get_find_dialog_text( char_u *arg, int *wwordp, // return: TRUE if \< \> found int *mcasep) // return: TRUE if \C found { char_u *text; if (*arg == NUL) text = last_search_pat(); else text = arg; if (text != NULL) { text = vim_strsave(text); if (text != NULL) { int len = (int)STRLEN(text); int i; // Remove "\V" if (len >= 2 && STRNCMP(text, "\\V", 2) == 0) { mch_memmove(text, text + 2, (size_t)(len - 1)); len -= 2; } // Recognize "\c" and "\C" and remove. if (len >= 2 && *text == '\\' && (text[1] == 'c' || text[1] == 'C')) { *mcasep = (text[1] == 'C'); mch_memmove(text, text + 2, (size_t)(len - 1)); len -= 2; } // Recognize "\" and remove. if (len >= 4 && STRNCMP(text, "\\<", 2) == 0 && STRNCMP(text + len - 2, "\\>", 2) == 0) { *wwordp = TRUE; mch_memmove(text, text + 2, (size_t)(len - 4)); text[len - 4] = NUL; } // Recognize "\/" or "\?" and remove. for (i = 0; i + 1 < len; ++i) if (text[i] == '\\' && (text[i + 1] == '/' || text[i + 1] == '?')) { mch_memmove(text + i, text + i + 1, (size_t)(len - i)); --len; } } } return text; } /* * Handle the press of a button in the find-replace dialog. * Return TRUE when something was added to the input buffer. */ int gui_do_findrepl( int flags, // one of FRD_REPLACE, FRD_FINDNEXT, etc. char_u *find_text, char_u *repl_text, int down) // Search downwards. { garray_T ga; int i; int type = (flags & FRD_TYPE_MASK); char_u *p; regmatch_T regmatch; int save_did_emsg = did_emsg; static int busy = FALSE; // When the screen is being updated we should not change buffers and // windows structures, it may cause freed memory to be used. Also don't // do this recursively (pressing "Find" quickly several times). if (updating_screen || busy) return FALSE; // refuse replace when text cannot be changed if ((type == FRD_REPLACE || type == FRD_REPLACEALL) && text_locked()) return FALSE; busy = TRUE; ga_init2(&ga, 1, 100); if (type == FRD_REPLACEALL) ga_concat(&ga, (char_u *)"%s/"); ga_concat(&ga, (char_u *)"\\V"); if (flags & FRD_MATCH_CASE) ga_concat(&ga, (char_u *)"\\C"); else ga_concat(&ga, (char_u *)"\\c"); if (flags & FRD_WHOLE_WORD) ga_concat(&ga, (char_u *)"\\<"); // escape slash and backslash p = vim_strsave_escaped(find_text, (char_u *)"/\\"); if (p != NULL) ga_concat(&ga, p); vim_free(p); if (flags & FRD_WHOLE_WORD) ga_concat(&ga, (char_u *)"\\>"); if (type == FRD_REPLACEALL) { ga_concat(&ga, (char_u *)"/"); // Escape slash and backslash. // Also escape tilde and ampersand if 'magic' is set. p = vim_strsave_escaped(repl_text, p_magic ? (char_u *)"/\\~&" : (char_u *)"/\\"); if (p != NULL) ga_concat(&ga, p); vim_free(p); ga_concat(&ga, (char_u *)"/g"); } ga_append(&ga, NUL); if (type == FRD_REPLACE) { // Do the replacement when the text at the cursor matches. Thus no // replacement is done if the cursor was moved! regmatch.regprog = vim_regcomp(ga.ga_data, RE_MAGIC + RE_STRING); regmatch.rm_ic = 0; if (regmatch.regprog != NULL) { p = ml_get_cursor(); if (vim_regexec_nl(®match, p, (colnr_T)0) && regmatch.startp[0] == p) { // Clear the command line to remove any old "No match" // error. msg_end_prompt(); if (u_save_cursor() == OK) { // A button was pressed thus undo should be synced. u_sync(FALSE); del_bytes((long)(regmatch.endp[0] - regmatch.startp[0]), FALSE, FALSE); ins_str(repl_text); } } else msg(_("No match at cursor, finding next")); vim_regfree(regmatch.regprog); } } if (type == FRD_REPLACEALL) { // A button was pressed, thus undo should be synced. u_sync(FALSE); do_cmdline_cmd(ga.ga_data); } else { int searchflags = SEARCH_MSG + SEARCH_MARK; // Search for the next match. // Don't skip text under cursor for single replace. if (type == FRD_REPLACE) searchflags += SEARCH_START; i = msg_scroll; if (down) { (void)do_search(NULL, '/', '/', ga.ga_data, 1L, searchflags, NULL); } else { // We need to escape '?' if and only if we are searching in the up // direction p = vim_strsave_escaped(ga.ga_data, (char_u *)"?"); if (p != NULL) (void)do_search(NULL, '?', '?', p, 1L, searchflags, NULL); vim_free(p); } msg_scroll = i; // don't let an error message set msg_scroll } // Don't want to pass did_emsg to other code, it may cause disabling // syntax HL if we were busy redrawing. did_emsg = save_did_emsg; if (State & (MODE_NORMAL | MODE_INSERT)) { gui_update_screen(); // update the screen msg_didout = 0; // overwrite any message need_wait_return = FALSE; // don't wait for return } vim_free(ga.ga_data); busy = FALSE; return (ga.ga_len > 0); } #endif #if defined(HAVE_DROP_FILE) || defined(PROTO) /* * Jump to the window at specified point (x, y). */ static void gui_wingoto_xy(int x, int y) { int row = Y_2_ROW(y); int col = X_2_COL(x); win_T *wp; if (row >= 0 && col >= 0) { wp = mouse_find_win(&row, &col, FAIL_POPUP); if (wp != NULL && wp != curwin) win_goto(wp); } } /* * Function passed to handle_drop() for the actions to be done after the * argument list has been updated. */ static void drop_callback(void *cookie) { char_u *p = cookie; int do_shorten = FALSE; // If Shift held down, change to first file's directory. If the first // item is a directory, change to that directory (and let the explorer // plugin show the contents). if (p != NULL) { if (mch_isdir(p)) { if (mch_chdir((char *)p) == 0) do_shorten = TRUE; } else if (vim_chdirfile(p, "drop") == OK) do_shorten = TRUE; vim_free(p); if (do_shorten) { shorten_fnames(TRUE); last_chdir_reason = "drop"; } } // Update the screen display update_screen(UPD_NOT_VALID); # ifdef FEAT_MENU gui_update_menus(0); # endif maketitle(); setcursor(); out_flush_cursor(FALSE, FALSE); } /* * Process file drop. Mouse cursor position, key modifiers, name of files * and count of files are given. Argument "fnames[count]" has full pathnames * of dropped files, they will be freed in this function, and caller can't use * fnames after call this function. */ void gui_handle_drop( int x UNUSED, int y UNUSED, int_u modifiers, char_u **fnames, int count) { int i; char_u *p; static int entered = FALSE; /* * This function is called by event handlers. Just in case we get a * second event before the first one is handled, ignore the second one. * Not sure if this can ever happen, just in case. */ if (entered) return; entered = TRUE; /* * When the cursor is at the command line, add the file names to the * command line, don't edit the files. */ if (State & MODE_CMDLINE) { shorten_filenames(fnames, count); for (i = 0; i < count; ++i) { if (fnames[i] != NULL) { if (i > 0) add_to_input_buf((char_u*)" ", 1); // We don't know what command is used thus we can't be sure // about which characters need to be escaped. Only escape the // most common ones. # ifdef BACKSLASH_IN_FILENAME p = vim_strsave_escaped(fnames[i], (char_u *)" \t\"|"); # else p = vim_strsave_escaped(fnames[i], (char_u *)"\\ \t\"|"); # endif if (p != NULL) add_to_input_buf_csi(p, (int)STRLEN(p)); vim_free(p); vim_free(fnames[i]); } } vim_free(fnames); } else { // Go to the window under mouse cursor, then shorten given "fnames" by // current window, because a window can have local current dir. gui_wingoto_xy(x, y); shorten_filenames(fnames, count); // If Shift held down, remember the first item. if ((modifiers & MOUSE_SHIFT) != 0) p = vim_strsave(fnames[0]); else p = NULL; // Handle the drop, :edit or :split to get to the file. This also // frees fnames[]. Skip this if there is only one item, it's a // directory and Shift is held down. if (count == 1 && (modifiers & MOUSE_SHIFT) != 0 && mch_isdir(fnames[0])) { vim_free(fnames[0]); vim_free(fnames); vim_free(p); } else handle_drop(count, fnames, (modifiers & MOUSE_CTRL) != 0, drop_callback, (void *)p); } entered = FALSE; } #endif /* * Check if "key" is to interrupt us. Handles a key that has not had modifiers * applied yet. * Return the key with modifiers applied if so, NUL if not. */ int check_for_interrupt(int key, int modifiers_arg) { int modifiers = modifiers_arg; int c = merge_modifyOtherKeys(key, &modifiers); if ((c == Ctrl_C && ctrl_c_interrupts) #ifdef UNIX || (intr_char != Ctrl_C && c == intr_char) #endif ) { got_int = TRUE; return c; } return NUL; } /* * If the "--gui-log-file fname" argument is given write the dialog title and * message to a file and return TRUE. Otherwise return FALSE. * When there is any problem opening the file or writing to the file this is * ignored, showing the dialog might get the test to get stuck. */ int gui_dialog_log(char_u *title, char_u *message) { char_u *fname = get_gui_dialog_file(); FILE *fd; if (fname == NULL) return FALSE; fd = mch_fopen((char *)fname, "a"); if (fd != NULL) { fprintf(fd, "%s: %s\n", title, message); fclose(fd); } return TRUE; }