1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 2000 Red Hat, Inc.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library. If not, see <http://www.gnu.org/licenses/>.Free
19 #define PANGO_ENABLE_BACKEND /* for pango_fc_font_map_cache_clear() */
25 #include "gtksettings.h"
27 #include "gtkmodules.h"
28 #include "gtkmodulesprivate.h"
29 #include "gtksettingsprivate.h"
31 #include "gtkwidget.h"
32 #include "gtkprivate.h"
33 #include "gtkcssproviderprivate.h"
34 #include "gtkstyleproviderprivate.h"
35 #include "gtktypebuiltins.h"
36 #include "gtkversion.h"
38 #ifdef GDK_WINDOWING_X11
40 #include <pango/pangofc-fontmap.h>
43 #ifdef GDK_WINDOWING_QUARTZ
44 #include "quartz/gdkquartz.h"
48 #include "gtkwin32themeprivate.h"
52 #undef GDK_DEPRECATED_FOR
53 #define GDK_DEPRECATED
54 #define GDK_DEPRECATED_FOR(f)
56 #include "deprecated/gtkrc.h"
61 * @Short_description: Sharing settings between applications
64 * GtkSettings provide a mechanism to share global settings between
67 * On the X window system, this sharing is realized by an
68 * <ulink url="http://www.freedesktop.org/wiki/Specifications/xsettings-spec">XSettings</ulink>
69 * manager that is usually part of the desktop environment, along with
70 * utilities that let the user change these settings. In the absence of
71 * an Xsettings manager, GTK+ reads default values for settings from
72 * <filename>settings.ini</filename> files in
73 * <filename>/etc/gtk-3.0</filename>, <filename>$XDG_CONFIG_DIRS/gtk-3.0</filename>
74 * and <filename>$XDG_CONFIG_HOME/gtk-3.0</filename>.
75 * These files must be valid key files (see #GKeyFile), and have
76 * a section called Settings. Themes can also provide default values
77 * for settings by installing a <filename>settings.ini</filename> file
78 * next to their <filename>gtk.css</filename> file.
80 * Applications can override system-wide settings with
81 * gtk_settings_set_string_property(), gtk_settings_set_long_property(),
82 * etc. This should be restricted to special cases though; GtkSettings are
83 * not meant as an application configuration facility. When doing so, you
84 * need to be aware that settings that are specific to individual widgets
85 * may not be available before the widget type has been realized at least
86 * once. The following example demonstrates a way to do this:
87 * <informalexample><programlisting>
88 * gtk_init (&argc, &argv);
90 * /* make sure the type is realized */
91 * g_type_class_unref (g_type_class_ref (GTK_TYPE_IMAGE_MENU_ITEM));
93 * g_object_set (gtk_settings_get_default (), "gtk-menu-images", FALSE, NULL);
94 * </programlisting></informalexample>
96 * There is one GtkSettings instance per screen. It can be obtained with
97 * gtk_settings_get_for_screen(), but in many cases, it is more convenient
98 * to use gtk_widget_get_settings(). gtk_settings_get_default() returns the
99 * GtkSettings instance for the default screen.
103 #define DEFAULT_TIMEOUT_INITIAL 200
104 #define DEFAULT_TIMEOUT_REPEAT 20
105 #define DEFAULT_TIMEOUT_EXPAND 500
107 typedef struct _GtkSettingsPropertyValue GtkSettingsPropertyValue;
108 typedef struct _GtkSettingsValuePrivate GtkSettingsValuePrivate;
110 struct _GtkSettingsPrivate
112 GData *queued_settings; /* of type GtkSettingsValue* */
113 GtkSettingsPropertyValue *property_values;
115 GtkCssProvider *theme_provider;
116 GtkCssProvider *key_theme_provider;
121 GTK_SETTINGS_SOURCE_DEFAULT,
122 GTK_SETTINGS_SOURCE_THEME,
123 GTK_SETTINGS_SOURCE_XSETTING,
124 GTK_SETTINGS_SOURCE_APPLICATION
127 struct _GtkSettingsValuePrivate
129 GtkSettingsValue public;
130 GtkSettingsSource source;
133 struct _GtkSettingsPropertyValue
136 GtkSettingsSource source;
141 PROP_DOUBLE_CLICK_TIME,
142 PROP_DOUBLE_CLICK_DISTANCE,
144 PROP_CURSOR_BLINK_TIME,
145 PROP_CURSOR_BLINK_TIMEOUT,
148 PROP_ICON_THEME_NAME,
149 PROP_FALLBACK_ICON_THEME,
152 PROP_DND_DRAG_THRESHOLD,
161 PROP_CURSOR_THEME_NAME,
162 PROP_CURSOR_THEME_SIZE,
163 PROP_ALTERNATIVE_BUTTON_ORDER,
164 PROP_ALTERNATIVE_SORT_ARROWS,
165 PROP_SHOW_INPUT_METHOD_MENU,
166 PROP_SHOW_UNICODE_MENU,
167 PROP_TIMEOUT_INITIAL,
171 PROP_ENABLE_ANIMATIONS,
172 PROP_TOUCHSCREEN_MODE,
173 PROP_TOOLTIP_TIMEOUT,
174 PROP_TOOLTIP_BROWSE_TIMEOUT,
175 PROP_TOOLTIP_BROWSE_MODE_TIMEOUT,
176 PROP_KEYNAV_CURSOR_ONLY,
177 PROP_KEYNAV_WRAP_AROUND,
180 PROP_FILE_CHOOSER_BACKEND,
182 PROP_PRINT_PREVIEW_COMMAND,
183 PROP_ENABLE_MNEMONICS,
185 PROP_RECENT_FILES_LIMIT,
187 PROP_RECENT_FILES_MAX_AGE,
188 PROP_FONTCONFIG_TIMESTAMP,
189 PROP_SOUND_THEME_NAME,
190 PROP_ENABLE_INPUT_FEEDBACK_SOUNDS,
191 PROP_ENABLE_EVENT_SOUNDS,
192 PROP_ENABLE_TOOLTIPS,
194 PROP_TOOLBAR_ICON_SIZE,
196 PROP_PRIMARY_BUTTON_WARPS_SLIDER,
198 PROP_APPLICATION_PREFER_DARK_THEME,
200 PROP_ENTRY_SELECT_ON_FOCUS,
201 PROP_ENTRY_PASSWORD_HINT_TIMEOUT,
203 PROP_MENU_BAR_POPUP_DELAY,
204 PROP_SCROLLED_WINDOW_PLACEMENT,
205 PROP_CAN_CHANGE_ACCELS,
206 PROP_MENU_POPUP_DELAY,
207 PROP_MENU_POPDOWN_DELAY,
208 PROP_LABEL_SELECT_ON_FOCUS,
210 PROP_IM_PREEDIT_STYLE,
211 PROP_IM_STATUS_STYLE,
212 PROP_SHELL_SHOWS_APP_MENU,
213 PROP_SHELL_SHOWS_MENUBAR,
214 PROP_ENABLE_PRIMARY_PASTE
217 /* --- prototypes --- */
218 static void gtk_settings_provider_iface_init (GtkStyleProviderIface *iface);
219 static void gtk_settings_provider_private_init (GtkStyleProviderPrivateInterface *iface);
221 static void gtk_settings_finalize (GObject *object);
222 static void gtk_settings_get_property (GObject *object,
226 static void gtk_settings_set_property (GObject *object,
230 static void gtk_settings_notify (GObject *object,
232 static guint settings_install_property_parser (GtkSettingsClass *class,
234 GtkRcPropertyParser parser);
235 static void settings_update_double_click (GtkSettings *settings);
236 static void settings_update_modules (GtkSettings *settings);
238 static void settings_update_cursor_theme (GtkSettings *settings);
239 static void settings_update_resolution (GtkSettings *settings);
240 static void settings_update_font_options (GtkSettings *settings);
241 static gboolean settings_update_fontconfig (GtkSettings *settings);
242 static void settings_update_theme (GtkSettings *settings);
243 static void settings_update_key_theme (GtkSettings *settings);
245 static void gtk_settings_load_from_key_file (GtkSettings *settings,
247 GtkSettingsSource source);
248 static void settings_update_provider (GdkScreen *screen,
249 GtkCssProvider **old,
250 GtkCssProvider *new);
252 /* the default palette for GtkColorSelelection */
253 static const gchar default_color_palette[] =
254 "black:white:gray50:red:purple:blue:light blue:green:yellow:orange:"
255 "lavender:brown:goldenrod4:dodger blue:pink:light green:gray10:gray30:gray75:gray90";
257 /* --- variables --- */
258 static GQuark quark_property_parser = 0;
259 static GSList *object_list = NULL;
260 static guint class_n_properties = 0;
263 G_DEFINE_TYPE_EXTENDED (GtkSettings, gtk_settings, G_TYPE_OBJECT, 0,
264 G_IMPLEMENT_INTERFACE (GTK_TYPE_STYLE_PROVIDER,
265 gtk_settings_provider_iface_init)
266 G_IMPLEMENT_INTERFACE (GTK_TYPE_STYLE_PROVIDER_PRIVATE,
267 gtk_settings_provider_private_init));
269 /* --- functions --- */
271 gtk_settings_init (GtkSettings *settings)
273 GtkSettingsPrivate *priv;
274 GParamSpec **pspecs, **p;
277 const gchar * const *config_dirs;
278 const gchar *config_dir;
280 priv = G_TYPE_INSTANCE_GET_PRIVATE (settings,
284 settings->priv = priv;
285 g_datalist_init (&priv->queued_settings);
286 object_list = g_slist_prepend (object_list, settings);
288 priv->theme_provider = gtk_css_provider_new ();
290 /* build up property array for all yet existing properties and queue
291 * notification for them (at least notification for internal properties
292 * will instantly be caught)
294 pspecs = g_object_class_list_properties (G_OBJECT_GET_CLASS (settings), NULL);
295 for (p = pspecs; *p; p++)
296 if ((*p)->owner_type == G_OBJECT_TYPE (settings))
298 priv->property_values = g_new0 (GtkSettingsPropertyValue, i);
300 g_object_freeze_notify (G_OBJECT (settings));
302 for (p = pspecs; *p; p++)
304 GParamSpec *pspec = *p;
305 GType value_type = G_PARAM_SPEC_VALUE_TYPE (pspec);
307 if (pspec->owner_type != G_OBJECT_TYPE (settings))
309 g_value_init (&priv->property_values[i].value, value_type);
310 g_param_value_set_default (pspec, &priv->property_values[i].value);
312 g_object_notify (G_OBJECT (settings), pspec->name);
313 priv->property_values[i].source = GTK_SETTINGS_SOURCE_DEFAULT;
318 path = g_build_filename (_gtk_get_sysconfdir (), "gtk-3.0", "settings.ini", NULL);
319 if (g_file_test (path, G_FILE_TEST_EXISTS))
320 gtk_settings_load_from_key_file (settings, path, GTK_SETTINGS_SOURCE_DEFAULT);
323 config_dirs = g_get_system_config_dirs ();
324 for (config_dir = *config_dirs; *config_dirs != NULL; config_dirs++)
326 path = g_build_filename (config_dir, "gtk-3.0", "settings.ini", NULL);
327 if (g_file_test (path, G_FILE_TEST_EXISTS))
328 gtk_settings_load_from_key_file (settings, path, GTK_SETTINGS_SOURCE_DEFAULT);
332 path = g_build_filename (g_get_user_config_dir (), "gtk-3.0", "settings.ini", NULL);
333 if (g_file_test (path, G_FILE_TEST_EXISTS))
334 gtk_settings_load_from_key_file (settings, path, GTK_SETTINGS_SOURCE_DEFAULT);
337 g_object_thaw_notify (G_OBJECT (settings));
341 gtk_settings_class_init (GtkSettingsClass *class)
343 GObjectClass *gobject_class = G_OBJECT_CLASS (class);
346 gobject_class->finalize = gtk_settings_finalize;
347 gobject_class->get_property = gtk_settings_get_property;
348 gobject_class->set_property = gtk_settings_set_property;
349 gobject_class->notify = gtk_settings_notify;
351 quark_property_parser = g_quark_from_static_string ("gtk-rc-property-parser");
352 result = settings_install_property_parser (class,
353 g_param_spec_int ("gtk-double-click-time",
354 P_("Double Click Time"),
355 P_("Maximum time allowed between two clicks for them to be considered a double click (in milliseconds)"),
357 GTK_PARAM_READWRITE),
359 g_assert (result == PROP_DOUBLE_CLICK_TIME);
360 result = settings_install_property_parser (class,
361 g_param_spec_int ("gtk-double-click-distance",
362 P_("Double Click Distance"),
363 P_("Maximum distance allowed between two clicks for them to be considered a double click (in pixels)"),
365 GTK_PARAM_READWRITE),
367 g_assert (result == PROP_DOUBLE_CLICK_DISTANCE);
370 * GtkSettings:gtk-cursor-blink:
372 * Whether the cursor should blink.
374 * Also see the #GtkSettings:gtk-cursor-blink-timeout setting,
375 * which allows more flexible control over cursor blinking.
377 result = settings_install_property_parser (class,
378 g_param_spec_boolean ("gtk-cursor-blink",
380 P_("Whether the cursor should blink"),
382 GTK_PARAM_READWRITE),
384 g_assert (result == PROP_CURSOR_BLINK);
385 result = settings_install_property_parser (class,
386 g_param_spec_int ("gtk-cursor-blink-time",
387 P_("Cursor Blink Time"),
388 P_("Length of the cursor blink cycle, in milliseconds"),
390 GTK_PARAM_READWRITE),
392 g_assert (result == PROP_CURSOR_BLINK_TIME);
395 * GtkSettings:gtk-cursor-blink-timeout:
397 * Time after which the cursor stops blinking, in seconds.
398 * The timer is reset after each user interaction.
400 * Setting this to zero has the same effect as setting
401 * #GtkSettings:gtk-cursor-blink to %FALSE.
405 result = settings_install_property_parser (class,
406 g_param_spec_int ("gtk-cursor-blink-timeout",
407 P_("Cursor Blink Timeout"),
408 P_("Time after which the cursor stops blinking, in seconds"),
409 1, G_MAXINT, G_MAXINT,
410 GTK_PARAM_READWRITE),
412 g_assert (result == PROP_CURSOR_BLINK_TIMEOUT);
413 result = settings_install_property_parser (class,
414 g_param_spec_boolean ("gtk-split-cursor",
416 P_("Whether two cursors should be displayed for mixed left-to-right and right-to-left text"),
418 GTK_PARAM_READWRITE),
420 g_assert (result == PROP_SPLIT_CURSOR);
421 result = settings_install_property_parser (class,
422 g_param_spec_string ("gtk-theme-name",
424 P_("Name of theme to load"),
426 _gtk_win32_theme_get_default (),
430 GTK_PARAM_READWRITE),
432 g_assert (result == PROP_THEME_NAME);
434 result = settings_install_property_parser (class,
435 g_param_spec_string ("gtk-icon-theme-name",
436 P_("Icon Theme Name"),
437 P_("Name of icon theme to use"),
439 GTK_PARAM_READWRITE),
441 g_assert (result == PROP_ICON_THEME_NAME);
443 result = settings_install_property_parser (class,
444 g_param_spec_string ("gtk-fallback-icon-theme",
445 P_("Fallback Icon Theme Name"),
446 P_("Name of a icon theme to fall back to"),
448 GTK_PARAM_READWRITE),
450 g_assert (result == PROP_FALLBACK_ICON_THEME);
452 result = settings_install_property_parser (class,
453 g_param_spec_string ("gtk-key-theme-name",
454 P_("Key Theme Name"),
455 P_("Name of key theme to load"),
457 GTK_PARAM_READWRITE),
459 g_assert (result == PROP_KEY_THEME_NAME);
461 result = settings_install_property_parser (class,
462 g_param_spec_string ("gtk-menu-bar-accel",
463 P_("Menu bar accelerator"),
464 P_("Keybinding to activate the menu bar"),
466 GTK_PARAM_READWRITE),
468 g_assert (result == PROP_MENU_BAR_ACCEL);
470 result = settings_install_property_parser (class,
471 g_param_spec_int ("gtk-dnd-drag-threshold",
472 P_("Drag threshold"),
473 P_("Number of pixels the cursor can move before dragging"),
475 GTK_PARAM_READWRITE),
477 g_assert (result == PROP_DND_DRAG_THRESHOLD);
479 result = settings_install_property_parser (class,
480 g_param_spec_string ("gtk-font-name",
482 P_("Name of default font to use"),
484 GTK_PARAM_READWRITE),
486 g_assert (result == PROP_FONT_NAME);
489 * GtkSettings:gtk-icon-sizes:
491 * A list of icon sizes. The list is separated by colons, and
494 * <replaceable>size-name</replaceable> = <replaceable>width</replaceable> , <replaceable>height</replaceable>
496 * E.g. "gtk-menu=16,16:gtk-button=20,20:gtk-dialog=48,48".
497 * GTK+ itself use the following named icon sizes: gtk-menu,
498 * gtk-button, gtk-small-toolbar, gtk-large-toolbar, gtk-dnd,
499 * gtk-dialog. Applications can register their own named icon
500 * sizes with gtk_icon_size_register().
502 result = settings_install_property_parser (class,
503 g_param_spec_string ("gtk-icon-sizes",
505 P_("List of icon sizes (gtk-menu=16,16:gtk-button=20,20..."),
507 GTK_PARAM_READWRITE),
509 g_assert (result == PROP_ICON_SIZES);
511 result = settings_install_property_parser (class,
512 g_param_spec_string ("gtk-modules",
514 P_("List of currently active GTK modules"),
516 GTK_PARAM_READWRITE),
518 g_assert (result == PROP_MODULES);
520 result = settings_install_property_parser (class,
521 g_param_spec_int ("gtk-xft-antialias",
523 P_("Whether to antialias Xft fonts; 0=no, 1=yes, -1=default"),
525 GTK_PARAM_READWRITE),
528 g_assert (result == PROP_XFT_ANTIALIAS);
530 result = settings_install_property_parser (class,
531 g_param_spec_int ("gtk-xft-hinting",
533 P_("Whether to hint Xft fonts; 0=no, 1=yes, -1=default"),
535 GTK_PARAM_READWRITE),
538 g_assert (result == PROP_XFT_HINTING);
540 result = settings_install_property_parser (class,
541 g_param_spec_string ("gtk-xft-hintstyle",
542 P_("Xft Hint Style"),
543 P_("What degree of hinting to use; hintnone, hintslight, hintmedium, or hintfull"),
545 GTK_PARAM_READWRITE),
548 g_assert (result == PROP_XFT_HINTSTYLE);
550 result = settings_install_property_parser (class,
551 g_param_spec_string ("gtk-xft-rgba",
553 P_("Type of subpixel antialiasing; none, rgb, bgr, vrgb, vbgr"),
555 GTK_PARAM_READWRITE),
558 g_assert (result == PROP_XFT_RGBA);
560 result = settings_install_property_parser (class,
561 g_param_spec_int ("gtk-xft-dpi",
563 P_("Resolution for Xft, in 1024 * dots/inch. -1 to use default value"),
565 GTK_PARAM_READWRITE),
568 g_assert (result == PROP_XFT_DPI);
570 result = settings_install_property_parser (class,
571 g_param_spec_string ("gtk-cursor-theme-name",
572 P_("Cursor theme name"),
573 P_("Name of the cursor theme to use, or NULL to use the default theme"),
575 GTK_PARAM_READWRITE),
577 g_assert (result == PROP_CURSOR_THEME_NAME);
579 result = settings_install_property_parser (class,
580 g_param_spec_int ("gtk-cursor-theme-size",
581 P_("Cursor theme size"),
582 P_("Size to use for cursors, or 0 to use the default size"),
584 GTK_PARAM_READWRITE),
587 g_assert (result == PROP_CURSOR_THEME_SIZE);
589 result = settings_install_property_parser (class,
590 g_param_spec_boolean ("gtk-alternative-button-order",
591 P_("Alternative button order"),
592 P_("Whether buttons in dialogs should use the alternative button order"),
594 GTK_PARAM_READWRITE),
596 g_assert (result == PROP_ALTERNATIVE_BUTTON_ORDER);
599 * GtkSettings:gtk-alternative-sort-arrows:
601 * Controls the direction of the sort indicators in sorted list and tree
602 * views. By default an arrow pointing down means the column is sorted
603 * in ascending order. When set to %TRUE, this order will be inverted.
607 result = settings_install_property_parser (class,
608 g_param_spec_boolean ("gtk-alternative-sort-arrows",
609 P_("Alternative sort indicator direction"),
610 P_("Whether the direction of the sort indicators in list and tree views is inverted compared to the default (where down means ascending)"),
612 GTK_PARAM_READWRITE),
614 g_assert (result == PROP_ALTERNATIVE_SORT_ARROWS);
616 result = settings_install_property_parser (class,
617 g_param_spec_boolean ("gtk-show-input-method-menu",
618 P_("Show the 'Input Methods' menu"),
619 P_("Whether the context menus of entries and text views should offer to change the input method"),
621 GTK_PARAM_READWRITE),
623 g_assert (result == PROP_SHOW_INPUT_METHOD_MENU);
625 result = settings_install_property_parser (class,
626 g_param_spec_boolean ("gtk-show-unicode-menu",
627 P_("Show the 'Insert Unicode Control Character' menu"),
628 P_("Whether the context menus of entries and text views should offer to insert control characters"),
630 GTK_PARAM_READWRITE),
632 g_assert (result == PROP_SHOW_UNICODE_MENU);
634 result = settings_install_property_parser (class,
635 g_param_spec_int ("gtk-timeout-initial",
637 P_("Starting value for timeouts, when button is pressed"),
638 0, G_MAXINT, DEFAULT_TIMEOUT_INITIAL,
639 GTK_PARAM_READWRITE),
642 g_assert (result == PROP_TIMEOUT_INITIAL);
644 result = settings_install_property_parser (class,
645 g_param_spec_int ("gtk-timeout-repeat",
646 P_("Repeat timeout"),
647 P_("Repeat value for timeouts, when button is pressed"),
648 0, G_MAXINT, DEFAULT_TIMEOUT_REPEAT,
649 GTK_PARAM_READWRITE),
652 g_assert (result == PROP_TIMEOUT_REPEAT);
654 result = settings_install_property_parser (class,
655 g_param_spec_int ("gtk-timeout-expand",
656 P_("Expand timeout"),
657 P_("Expand value for timeouts, when a widget is expanding a new region"),
658 0, G_MAXINT, DEFAULT_TIMEOUT_EXPAND,
659 GTK_PARAM_READWRITE),
662 g_assert (result == PROP_TIMEOUT_EXPAND);
665 * GtkSettings:gtk-color-scheme:
667 * A palette of named colors for use in themes. The format of the string is
673 * Color names must be acceptable as identifiers in the
674 * <link linkend="gtk-Resource-Files">gtkrc</link> syntax, and
675 * color specifications must be in the format accepted by
678 * Note that due to the way the color tables from different sources are
679 * merged, color specifications will be converted to hexadecimal form
680 * when getting this property.
682 * Starting with GTK+ 2.12, the entries can alternatively be separated
683 * by ';' instead of newlines:
685 * name1: color1; name2: color2; ...
690 * Deprecated: 3.8: Color scheme support was dropped and is no longer supported.
691 * You can still set this property, but it will be ignored.
693 result = settings_install_property_parser (class,
694 g_param_spec_string ("gtk-color-scheme",
696 P_("A palette of named colors for use in themes"),
698 GTK_PARAM_READWRITE),
701 g_assert (result == PROP_COLOR_SCHEME);
703 result = settings_install_property_parser (class,
704 g_param_spec_boolean ("gtk-enable-animations",
705 P_("Enable Animations"),
706 P_("Whether to enable toolkit-wide animations."),
708 GTK_PARAM_READWRITE),
711 g_assert (result == PROP_ENABLE_ANIMATIONS);
714 * GtkSettings:gtk-touchscreen-mode:
716 * When %TRUE, there are no motion notify events delivered on this screen,
717 * and widgets can't use the pointer hovering them for any essential
722 * Deprecated: 3.4. Generally, the behavior for touchscreen input should be
723 * performed dynamically based on gdk_event_get_source_device().
725 result = settings_install_property_parser (class,
726 g_param_spec_boolean ("gtk-touchscreen-mode",
727 P_("Enable Touchscreen Mode"),
728 P_("When TRUE, there are no motion notify events delivered on this screen"),
730 GTK_PARAM_READWRITE | G_PARAM_DEPRECATED),
733 g_assert (result == PROP_TOUCHSCREEN_MODE);
736 * GtkSettings:gtk-tooltip-timeout:
738 * Time, in milliseconds, after which a tooltip could appear if the
739 * cursor is hovering on top of a widget.
743 result = settings_install_property_parser (class,
744 g_param_spec_int ("gtk-tooltip-timeout",
745 P_("Tooltip timeout"),
746 P_("Timeout before tooltip is shown"),
749 GTK_PARAM_READWRITE),
752 g_assert (result == PROP_TOOLTIP_TIMEOUT);
755 * GtkSettings:gtk-tooltip-browse-timeout:
757 * Controls the time after which tooltips will appear when
758 * browse mode is enabled, in milliseconds.
760 * Browse mode is enabled when the mouse pointer moves off an object
761 * where a tooltip was currently being displayed. If the mouse pointer
762 * hits another object before the browse mode timeout expires (see
763 * #GtkSettings:gtk-tooltip-browse-mode-timeout), it will take the
764 * amount of milliseconds specified by this setting to popup the tooltip
765 * for the new object.
769 result = settings_install_property_parser (class,
770 g_param_spec_int ("gtk-tooltip-browse-timeout",
771 P_("Tooltip browse timeout"),
772 P_("Timeout before tooltip is shown when browse mode is enabled"),
775 GTK_PARAM_READWRITE),
778 g_assert (result == PROP_TOOLTIP_BROWSE_TIMEOUT);
781 * GtkSettings:gtk-tooltip-browse-mode-timeout:
783 * Amount of time, in milliseconds, after which the browse mode
786 * See #GtkSettings:gtk-tooltip-browse-timeout for more information
791 result = settings_install_property_parser (class,
792 g_param_spec_int ("gtk-tooltip-browse-mode-timeout",
793 P_("Tooltip browse mode timeout"),
794 P_("Timeout after which browse mode is disabled"),
797 GTK_PARAM_READWRITE),
800 g_assert (result == PROP_TOOLTIP_BROWSE_MODE_TIMEOUT);
803 * GtkSettings:gtk-keynav-cursor-only:
805 * When %TRUE, keyboard navigation should be able to reach all widgets
806 * by using the cursor keys only. Tab, Shift etc. keys can't be expected
807 * to be present on the used input device.
811 result = settings_install_property_parser (class,
812 g_param_spec_boolean ("gtk-keynav-cursor-only",
813 P_("Keynav Cursor Only"),
814 P_("When TRUE, there are only cursor keys available to navigate widgets"),
816 GTK_PARAM_READWRITE),
819 g_assert (result == PROP_KEYNAV_CURSOR_ONLY);
822 * GtkSettings:gtk-keynav-wrap-around:
824 * When %TRUE, some widgets will wrap around when doing keyboard
825 * navigation, such as menus, menubars and notebooks.
829 result = settings_install_property_parser (class,
830 g_param_spec_boolean ("gtk-keynav-wrap-around",
831 P_("Keynav Wrap Around"),
832 P_("Whether to wrap around when keyboard-navigating widgets"),
834 GTK_PARAM_READWRITE),
837 g_assert (result == PROP_KEYNAV_WRAP_AROUND);
840 * GtkSettings:gtk-error-bell:
842 * When %TRUE, keyboard navigation and other input-related errors
843 * will cause a beep. Since the error bell is implemented using
844 * gdk_window_beep(), the windowing system may offer ways to
845 * configure the error bell in many ways, such as flashing the
846 * window or similar visual effects.
850 result = settings_install_property_parser (class,
851 g_param_spec_boolean ("gtk-error-bell",
853 P_("When TRUE, keyboard navigation and other errors will cause a beep"),
855 GTK_PARAM_READWRITE),
858 g_assert (result == PROP_ERROR_BELL);
861 * GtkSettings:color-hash:
863 * Holds a hash table representation of the #GtkSettings:gtk-color-scheme
864 * setting, mapping color names to #GdkColor<!-- -->s.
868 * Deprecated: 3.8: Will always return an empty hash table.
870 result = settings_install_property_parser (class,
871 g_param_spec_boxed ("color-hash",
873 P_("A hash table representation of the color scheme."),
877 g_assert (result == PROP_COLOR_HASH);
879 result = settings_install_property_parser (class,
880 g_param_spec_string ("gtk-file-chooser-backend",
881 P_("Default file chooser backend"),
882 P_("Name of the GtkFileChooser backend to use by default"),
884 GTK_PARAM_READWRITE),
886 g_assert (result == PROP_FILE_CHOOSER_BACKEND);
889 * GtkSettings:gtk-print-backends:
891 * A comma-separated list of print backends to use in the print
892 * dialog. Available print backends depend on the GTK+ installation,
893 * and may include "file", "cups", "lpr" or "papi".
897 result = settings_install_property_parser (class,
898 g_param_spec_string ("gtk-print-backends",
899 P_("Default print backend"),
900 P_("List of the GtkPrintBackend backends to use by default"),
902 GTK_PARAM_READWRITE),
904 g_assert (result == PROP_PRINT_BACKENDS);
907 * GtkSettings:gtk-print-preview-command:
909 * A command to run for displaying the print preview. The command
910 * should contain a %f placeholder, which will get replaced by
911 * the path to the pdf file. The command may also contain a %s
912 * placeholder, which will get replaced by the path to a file
913 * containing the print settings in the format produced by
914 * gtk_print_settings_to_file().
916 * The preview application is responsible for removing the pdf file
917 * and the print settings file when it is done.
921 result = settings_install_property_parser (class,
922 g_param_spec_string ("gtk-print-preview-command",
923 P_("Default command to run when displaying a print preview"),
924 P_("Command to run when displaying a print preview"),
925 GTK_PRINT_PREVIEW_COMMAND,
926 GTK_PARAM_READWRITE),
928 g_assert (result == PROP_PRINT_PREVIEW_COMMAND);
931 * GtkSettings:gtk-enable-mnemonics:
933 * Whether labels and menu items should have visible mnemonics which
938 result = settings_install_property_parser (class,
939 g_param_spec_boolean ("gtk-enable-mnemonics",
940 P_("Enable Mnemonics"),
941 P_("Whether labels should have mnemonics"),
943 GTK_PARAM_READWRITE),
945 g_assert (result == PROP_ENABLE_MNEMONICS);
948 * GtkSettings:gtk-enable-accels:
950 * Whether menu items should have visible accelerators which can be
955 result = settings_install_property_parser (class,
956 g_param_spec_boolean ("gtk-enable-accels",
957 P_("Enable Accelerators"),
958 P_("Whether menu items should have accelerators"),
960 GTK_PARAM_READWRITE),
962 g_assert (result == PROP_ENABLE_ACCELS);
965 * GtkSettings:gtk-recent-files-limit:
967 * The number of recently used files that should be displayed by default by
968 * #GtkRecentChooser implementations and by the #GtkFileChooser. A value of
969 * -1 means every recently used file stored.
973 result = settings_install_property_parser (class,
974 g_param_spec_int ("gtk-recent-files-limit",
975 P_("Recent Files Limit"),
976 P_("Number of recently used files"),
979 GTK_PARAM_READWRITE),
981 g_assert (result == PROP_RECENT_FILES_LIMIT);
984 * GtkSettings:gtk-im-module:
986 * Which IM (input method) module should be used by default. This is the
987 * input method that will be used if the user has not explicitly chosen
988 * another input method from the IM context menu.
989 * This also can be a colon-separated list of input methods, which GTK+
990 * will try in turn until it finds one available on the system.
992 * See #GtkIMContext and see the #GtkSettings:gtk-show-input-method-menu property.
994 result = settings_install_property_parser (class,
995 g_param_spec_string ("gtk-im-module",
996 P_("Default IM module"),
997 P_("Which IM module should be used by default"),
999 GTK_PARAM_READWRITE),
1001 g_assert (result == PROP_IM_MODULE);
1004 * GtkSettings:gtk-recent-files-max-age:
1006 * The maximum age, in days, of the items inside the recently used
1007 * resources list. Items older than this setting will be excised
1008 * from the list. If set to 0, the list will always be empty; if
1009 * set to -1, no item will be removed.
1013 result = settings_install_property_parser (class,
1014 g_param_spec_int ("gtk-recent-files-max-age",
1015 P_("Recent Files Max Age"),
1016 P_("Maximum age of recently used files, in days"),
1019 GTK_PARAM_READWRITE),
1021 g_assert (result == PROP_RECENT_FILES_MAX_AGE);
1023 result = settings_install_property_parser (class,
1024 g_param_spec_uint ("gtk-fontconfig-timestamp",
1025 P_("Fontconfig configuration timestamp"),
1026 P_("Timestamp of current fontconfig configuration"),
1028 GTK_PARAM_READWRITE),
1031 g_assert (result == PROP_FONTCONFIG_TIMESTAMP);
1034 * GtkSettings:gtk-sound-theme-name:
1036 * The XDG sound theme to use for event sounds.
1038 * See the <ulink url="http://www.freedesktop.org/wiki/Specifications/sound-theme-spec">Sound Theme spec</ulink>
1039 * for more information on event sounds and sound themes.
1041 * GTK+ itself does not support event sounds, you have to use a loadable
1042 * module like the one that comes with libcanberra.
1046 result = settings_install_property_parser (class,
1047 g_param_spec_string ("gtk-sound-theme-name",
1048 P_("Sound Theme Name"),
1049 P_("XDG sound theme name"),
1051 GTK_PARAM_READWRITE),
1053 g_assert (result == PROP_SOUND_THEME_NAME);
1056 * GtkSettings:gtk-enable-input-feedback-sounds:
1058 * Whether to play event sounds as feedback to user input.
1060 * See the <ulink url="http://www.freedesktop.org/wiki/Specifications/sound-theme-spec">Sound Theme spec</ulink>
1061 * for more information on event sounds and sound themes.
1063 * GTK+ itself does not support event sounds, you have to use a loadable
1064 * module like the one that comes with libcanberra.
1068 result = settings_install_property_parser (class,
1069 g_param_spec_boolean ("gtk-enable-input-feedback-sounds",
1070 /* Translators: this means sounds that are played as feedback to user input */
1071 P_("Audible Input Feedback"),
1072 P_("Whether to play event sounds as feedback to user input"),
1074 GTK_PARAM_READWRITE),
1076 g_assert (result == PROP_ENABLE_INPUT_FEEDBACK_SOUNDS);
1079 * GtkSettings:gtk-enable-event-sounds:
1081 * Whether to play any event sounds at all.
1083 * See the <ulink url="http://www.freedesktop.org/wiki/Specifications/sound-theme-spec">Sound Theme spec</ulink>
1084 * for more information on event sounds and sound themes.
1086 * GTK+ itself does not support event sounds, you have to use a loadable
1087 * module like the one that comes with libcanberra.
1091 result = settings_install_property_parser (class,
1092 g_param_spec_boolean ("gtk-enable-event-sounds",
1093 P_("Enable Event Sounds"),
1094 P_("Whether to play any event sounds at all"),
1096 GTK_PARAM_READWRITE),
1098 g_assert (result == PROP_ENABLE_EVENT_SOUNDS);
1101 * GtkSettings:gtk-enable-tooltips:
1103 * Whether tooltips should be shown on widgets.
1107 result = settings_install_property_parser (class,
1108 g_param_spec_boolean ("gtk-enable-tooltips",
1109 P_("Enable Tooltips"),
1110 P_("Whether tooltips should be shown on widgets"),
1112 GTK_PARAM_READWRITE),
1114 g_assert (result == PROP_ENABLE_TOOLTIPS);
1117 * GtkSettings:gtk-toolbar-style:
1119 * The size of icons in default toolbars.
1121 result = settings_install_property_parser (class,
1122 g_param_spec_enum ("gtk-toolbar-style",
1123 P_("Toolbar style"),
1124 P_("Whether default toolbars have text only, text and icons, icons only, etc."),
1125 GTK_TYPE_TOOLBAR_STYLE,
1127 GTK_PARAM_READWRITE),
1128 gtk_rc_property_parse_enum);
1129 g_assert (result == PROP_TOOLBAR_STYLE);
1132 * GtkSettings:gtk-toolbar-icon-size:
1134 * The size of icons in default toolbars.
1136 result = settings_install_property_parser (class,
1137 g_param_spec_enum ("gtk-toolbar-icon-size",
1138 P_("Toolbar Icon Size"),
1139 P_("The size of icons in default toolbars."),
1141 GTK_ICON_SIZE_LARGE_TOOLBAR,
1142 GTK_PARAM_READWRITE),
1143 gtk_rc_property_parse_enum);
1144 g_assert (result == PROP_TOOLBAR_ICON_SIZE);
1147 * GtkSettings:gtk-auto-mnemonics:
1149 * Whether mnemonics should be automatically shown and hidden when the user
1150 * presses the mnemonic activator.
1154 result = settings_install_property_parser (class,
1155 g_param_spec_boolean ("gtk-auto-mnemonics",
1156 P_("Auto Mnemonics"),
1157 P_("Whether mnemonics should be automatically shown and hidden when the user presses the mnemonic activator."),
1159 GTK_PARAM_READWRITE),
1161 g_assert (result == PROP_AUTO_MNEMONICS);
1164 * GtkSettings:gtk-primary-button-warps-slider:
1166 * Whether a click in a #GtkRange trough should scroll to the click position or
1167 * scroll by a single page in the respective direction.
1171 result = settings_install_property_parser (class,
1172 g_param_spec_boolean ("gtk-primary-button-warps-slider",
1173 P_("Primary button warps slider"),
1174 P_("Whether a primary click on the trough should warp the slider into position"),
1176 GTK_PARAM_READWRITE),
1178 g_assert (result == PROP_PRIMARY_BUTTON_WARPS_SLIDER);
1181 * GtkSettings:gtk-visible-focus:
1183 * Whether 'focus rectangles' should be always visible, never visible,
1184 * or hidden until the user starts to use the keyboard.
1188 result = settings_install_property_parser (class,
1189 g_param_spec_enum ("gtk-visible-focus",
1190 P_("Visible Focus"),
1191 P_("Whether 'focus rectangles' should be hidden until the user starts to use the keyboard."),
1192 GTK_TYPE_POLICY_TYPE,
1194 GTK_PARAM_READWRITE),
1195 gtk_rc_property_parse_enum);
1196 g_assert (result == PROP_VISIBLE_FOCUS);
1199 * GtkSettings:gtk-application-prefer-dark-theme:
1201 * Whether the application prefers to use a dark theme. If a GTK+ theme
1202 * includes a dark variant, it will be used instead of the configured
1205 * Some applications benefit from minimizing the amount of light pollution that
1206 * interferes with the content. Good candidates for dark themes are photo and
1207 * video editors that make the actual content get all the attention and minimize
1208 * the distraction of the chrome.
1210 * Dark themes should not be used for documents, where large spaces are white/light
1211 * and the dark chrome creates too much contrast (web browser, text editor...).
1215 result = settings_install_property_parser (class,
1216 g_param_spec_boolean ("gtk-application-prefer-dark-theme",
1217 P_("Application prefers a dark theme"),
1218 P_("Whether the application prefers to have a dark theme."),
1220 GTK_PARAM_READWRITE),
1222 g_assert (result == PROP_APPLICATION_PREFER_DARK_THEME);
1225 * GtkSettings::gtk-button-images:
1227 * Whether images should be shown on buttons
1231 result = settings_install_property_parser (class,
1232 g_param_spec_boolean ("gtk-button-images",
1233 P_("Show button images"),
1234 P_("Whether images should be shown on buttons"),
1236 GTK_PARAM_READWRITE),
1238 g_assert (result == PROP_BUTTON_IMAGES);
1240 result = settings_install_property_parser (class,
1241 g_param_spec_boolean ("gtk-entry-select-on-focus",
1242 P_("Select on focus"),
1243 P_("Whether to select the contents of an entry when it is focused"),
1245 GTK_PARAM_READWRITE),
1247 g_assert (result == PROP_ENTRY_SELECT_ON_FOCUS);
1250 * GtkSettings:gtk-entry-password-hint-timeout:
1252 * How long to show the last input character in hidden
1253 * entries. This value is in milliseconds. 0 disables showing the
1254 * last char. 600 is a good value for enabling it.
1258 result = settings_install_property_parser (class,
1259 g_param_spec_uint ("gtk-entry-password-hint-timeout",
1260 P_("Password Hint Timeout"),
1261 P_("How long to show the last input character in hidden entries"),
1264 GTK_PARAM_READWRITE),
1266 g_assert (result == PROP_ENTRY_PASSWORD_HINT_TIMEOUT);
1268 result = settings_install_property_parser (class,
1269 g_param_spec_boolean ("gtk-menu-images",
1270 P_("Show menu images"),
1271 P_("Whether images should be shown in menus"),
1273 GTK_PARAM_READWRITE),
1275 g_assert (result == PROP_MENU_IMAGES);
1277 result = settings_install_property_parser (class,
1278 g_param_spec_int ("gtk-menu-bar-popup-delay",
1279 P_("Delay before drop down menus appear"),
1280 P_("Delay before the submenus of a menu bar appear"),
1283 GTK_PARAM_READWRITE),
1285 g_assert (result == PROP_MENU_BAR_POPUP_DELAY);
1288 * GtkSettings:gtk-scrolled-window-placement:
1290 * Where the contents of scrolled windows are located with respect to the
1291 * scrollbars, if not overridden by the scrolled window's own placement.
1295 result = settings_install_property_parser (class,
1296 g_param_spec_enum ("gtk-scrolled-window-placement",
1297 P_("Scrolled Window Placement"),
1298 P_("Where the contents of scrolled windows are located with respect to the scrollbars, if not overridden by the scrolled window's own placement."),
1299 GTK_TYPE_CORNER_TYPE,
1300 GTK_CORNER_TOP_LEFT,
1301 GTK_PARAM_READWRITE),
1302 gtk_rc_property_parse_enum);
1303 g_assert (result == PROP_SCROLLED_WINDOW_PLACEMENT);
1305 result = settings_install_property_parser (class,
1306 g_param_spec_boolean ("gtk-can-change-accels",
1307 P_("Can change accelerators"),
1308 P_("Whether menu accelerators can be changed by pressing a key over the menu item"),
1310 GTK_PARAM_READWRITE),
1312 g_assert (result == PROP_CAN_CHANGE_ACCELS);
1314 result = settings_install_property_parser (class,
1315 g_param_spec_int ("gtk-menu-popup-delay",
1316 P_("Delay before submenus appear"),
1317 P_("Minimum time the pointer must stay over a menu item before the submenu appear"),
1320 GTK_PARAM_READWRITE),
1322 g_assert (result == PROP_MENU_POPUP_DELAY);
1324 result = settings_install_property_parser (class,
1325 g_param_spec_int ("gtk-menu-popdown-delay",
1326 P_("Delay before hiding a submenu"),
1327 P_("The time before hiding a submenu when the pointer is moving towards the submenu"),
1330 GTK_PARAM_READWRITE),
1332 g_assert (result == PROP_MENU_POPDOWN_DELAY);
1334 result = settings_install_property_parser (class,
1335 g_param_spec_boolean ("gtk-label-select-on-focus",
1336 P_("Select on focus"),
1337 P_("Whether to select the contents of a selectable label when it is focused"),
1339 GTK_PARAM_READWRITE),
1341 g_assert (result == PROP_LABEL_SELECT_ON_FOCUS);
1343 result = settings_install_property_parser (class,
1344 g_param_spec_string ("gtk-color-palette",
1345 P_("Custom palette"),
1346 P_("Palette to use in the color selector"),
1347 default_color_palette,
1348 GTK_PARAM_READWRITE),
1350 g_assert (result == PROP_COLOR_PALETTE);
1352 result = settings_install_property_parser (class,
1353 g_param_spec_enum ("gtk-im-preedit-style",
1354 P_("IM Preedit style"),
1355 P_("How to draw the input method preedit string"),
1356 GTK_TYPE_IM_PREEDIT_STYLE,
1357 GTK_IM_PREEDIT_CALLBACK,
1358 GTK_PARAM_READWRITE),
1359 gtk_rc_property_parse_enum);
1360 g_assert (result == PROP_IM_PREEDIT_STYLE);
1362 result = settings_install_property_parser (class,
1363 g_param_spec_enum ("gtk-im-status-style",
1364 P_("IM Status style"),
1365 P_("How to draw the input method statusbar"),
1366 GTK_TYPE_IM_STATUS_STYLE,
1367 GTK_IM_STATUS_CALLBACK,
1368 GTK_PARAM_READWRITE),
1369 gtk_rc_property_parse_enum);
1370 g_assert (result == PROP_IM_STATUS_STYLE);
1372 result = settings_install_property_parser (class,
1373 g_param_spec_boolean ("gtk-shell-shows-app-menu",
1374 P_("Desktop shell shows app menu"),
1375 P_("Set to TRUE if the desktop environment "
1376 "is displaying the app menu, FALSE if "
1377 "the app should display it itself."),
1378 FALSE, GTK_PARAM_READWRITE),
1380 g_assert (result == PROP_SHELL_SHOWS_APP_MENU);
1382 result = settings_install_property_parser (class,
1383 g_param_spec_boolean ("gtk-shell-shows-menubar",
1384 P_("Desktop shell shows the menubar"),
1385 P_("Set to TRUE if the desktop environment "
1386 "is displaying the menubar, FALSE if "
1387 "the app should display it itself."),
1388 FALSE, GTK_PARAM_READWRITE),
1390 g_assert (result == PROP_SHELL_SHOWS_MENUBAR);
1393 * GtkSettings:gtk-enable-primary-paste:
1395 * Whether a middle click on a mouse should paste the
1396 * 'PRIMARY' clipboard content at the cursor location.
1400 result = settings_install_property_parser (class,
1401 g_param_spec_boolean ("gtk-enable-primary-paste",
1402 P_("Enable primary paste"),
1403 P_("Whether a middle click on a mouse should paste the 'PRIMARY' clipboard content at the cursor location."),
1405 GTK_PARAM_READWRITE),
1407 g_assert (result == PROP_ENABLE_PRIMARY_PASTE);
1409 g_type_class_add_private (class, sizeof (GtkSettingsPrivate));
1413 gtk_settings_provider_iface_init (GtkStyleProviderIface *iface)
1418 gtk_settings_style_provider_get_change (GtkStyleProviderPrivate *provider,
1419 const GtkCssMatcher *matcher)
1425 static GtkSettings *
1426 gtk_settings_style_provider_get_settings (GtkStyleProviderPrivate *provider)
1428 return GTK_SETTINGS (provider);
1432 gtk_settings_provider_private_init (GtkStyleProviderPrivateInterface *iface)
1434 iface->get_settings = gtk_settings_style_provider_get_settings;
1435 iface->get_change = gtk_settings_style_provider_get_change;
1439 gtk_settings_finalize (GObject *object)
1441 GtkSettings *settings = GTK_SETTINGS (object);
1442 GtkSettingsPrivate *priv = settings->priv;
1445 object_list = g_slist_remove (object_list, settings);
1447 for (i = 0; i < class_n_properties; i++)
1448 g_value_unset (&priv->property_values[i].value);
1449 g_free (priv->property_values);
1451 g_datalist_clear (&priv->queued_settings);
1453 settings_update_provider (priv->screen, &priv->theme_provider, NULL);
1454 settings_update_provider (priv->screen, &priv->key_theme_provider, NULL);
1456 G_OBJECT_CLASS (gtk_settings_parent_class)->finalize (object);
1460 settings_init_style (GtkSettings *settings)
1462 static GtkCssProvider *css_provider = NULL;
1464 GdkScreen *screen = settings->priv->screen;
1466 /* Add provider for user file */
1467 if (G_UNLIKELY (!css_provider))
1471 css_provider = gtk_css_provider_new ();
1472 css_path = g_build_filename (g_get_user_config_dir (),
1477 if (g_file_test (css_path,
1478 G_FILE_TEST_IS_REGULAR))
1479 gtk_css_provider_load_from_path (css_provider, css_path, NULL);
1484 gtk_style_context_add_provider_for_screen (screen,
1485 GTK_STYLE_PROVIDER (css_provider),
1486 GTK_STYLE_PROVIDER_PRIORITY_USER);
1488 gtk_style_context_add_provider_for_screen (screen,
1489 GTK_STYLE_PROVIDER (settings),
1490 GTK_STYLE_PROVIDER_PRIORITY_SETTINGS);
1492 gtk_style_context_add_provider_for_screen (screen,
1493 GTK_STYLE_PROVIDER (settings->priv->theme_provider),
1494 GTK_STYLE_PROVIDER_PRIORITY_SETTINGS);
1496 settings_update_theme (settings);
1497 settings_update_key_theme (settings);
1501 * gtk_settings_get_for_screen:
1502 * @screen: a #GdkScreen.
1504 * Gets the #GtkSettings object for @screen, creating it if necessary.
1506 * Return value: (transfer none): a #GtkSettings object.
1511 gtk_settings_get_for_screen (GdkScreen *screen)
1513 GtkSettings *settings;
1515 g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
1517 settings = g_object_get_data (G_OBJECT (screen), "gtk-settings");
1520 #ifdef GDK_WINDOWING_QUARTZ
1521 if (GDK_IS_QUARTZ_SCREEN (screen))
1522 settings = g_object_new (GTK_TYPE_SETTINGS,
1523 "gtk-key-theme-name", "Mac",
1524 "gtk-shell-shows-app-menu", TRUE,
1525 "gtk-shell-shows-menubar", TRUE,
1529 settings = g_object_new (GTK_TYPE_SETTINGS, NULL);
1530 settings->priv->screen = screen;
1531 g_object_set_data_full (G_OBJECT (screen), I_("gtk-settings"),
1532 settings, g_object_unref);
1534 settings_init_style (settings);
1535 settings_update_double_click (settings);
1536 settings_update_cursor_theme (settings);
1537 settings_update_resolution (settings);
1538 settings_update_font_options (settings);
1545 * gtk_settings_get_default:
1547 * Gets the #GtkSettings object for the default GDK screen, creating
1548 * it if necessary. See gtk_settings_get_for_screen().
1550 * Return value: (transfer none): a #GtkSettings object. If there is no default
1551 * screen, then returns %NULL.
1554 gtk_settings_get_default (void)
1556 GdkScreen *screen = gdk_screen_get_default ();
1559 return gtk_settings_get_for_screen (screen);
1565 gtk_settings_set_property (GObject *object,
1567 const GValue *value,
1570 GtkSettings *settings = GTK_SETTINGS (object);
1571 GtkSettingsPrivate *priv = settings->priv;
1573 g_value_copy (value, &priv->property_values[property_id - 1].value);
1574 priv->property_values[property_id - 1].source = GTK_SETTINGS_SOURCE_APPLICATION;
1578 gtk_settings_get_property (GObject *object,
1583 GtkSettings *settings = GTK_SETTINGS (object);
1584 GtkSettingsPrivate *priv = settings->priv;
1585 GType value_type = G_VALUE_TYPE (value);
1586 GType fundamental_type = G_TYPE_FUNDAMENTAL (value_type);
1588 /* handle internal properties */
1589 switch (property_id)
1591 case PROP_COLOR_HASH:
1592 g_value_take_boxed (value,
1593 g_hash_table_new_full (g_str_hash, g_str_equal,
1594 g_free, (GDestroyNotify) gdk_color_free));
1599 /* For enums and strings, we need to get the value as a string,
1600 * not as an int, since we support using names/nicks as the setting
1603 if ((g_value_type_transformable (G_TYPE_INT, value_type) &&
1604 !(fundamental_type == G_TYPE_ENUM || fundamental_type == G_TYPE_FLAGS)) ||
1605 g_value_type_transformable (G_TYPE_STRING, G_VALUE_TYPE (value)) ||
1606 g_value_type_transformable (GDK_TYPE_COLOR, G_VALUE_TYPE (value)))
1608 if (priv->property_values[property_id - 1].source == GTK_SETTINGS_SOURCE_APPLICATION ||
1609 !gdk_screen_get_setting (priv->screen, pspec->name, value))
1610 g_value_copy (&priv->property_values[property_id - 1].value, value);
1612 g_param_value_validate (pspec, value);
1616 GValue val = G_VALUE_INIT;
1618 /* Try to get xsetting as a string and parse it. */
1620 g_value_init (&val, G_TYPE_STRING);
1622 if (priv->property_values[property_id - 1].source == GTK_SETTINGS_SOURCE_APPLICATION ||
1623 !gdk_screen_get_setting (priv->screen, pspec->name, &val))
1625 g_value_copy (&priv->property_values[property_id - 1].value, value);
1629 GValue tmp_value = G_VALUE_INIT;
1630 GValue gstring_value = G_VALUE_INIT;
1631 GtkRcPropertyParser parser = (GtkRcPropertyParser) g_param_spec_get_qdata (pspec, quark_property_parser);
1633 g_value_init (&gstring_value, G_TYPE_GSTRING);
1634 g_value_take_boxed (&gstring_value,
1635 g_string_new (g_value_get_string (&val)));
1637 g_value_init (&tmp_value, G_PARAM_SPEC_VALUE_TYPE (pspec));
1639 if (parser && _gtk_settings_parse_convert (parser, &gstring_value,
1642 g_value_copy (&tmp_value, value);
1643 g_param_value_validate (pspec, value);
1647 g_value_copy (&priv->property_values[property_id - 1].value, value);
1650 g_value_unset (&gstring_value);
1651 g_value_unset (&tmp_value);
1654 g_value_unset (&val);
1659 settings_invalidate_style (GtkSettings *settings)
1661 _gtk_style_provider_private_changed (GTK_STYLE_PROVIDER_PRIVATE (settings));
1665 gtk_settings_notify (GObject *object,
1668 GtkSettings *settings = GTK_SETTINGS (object);
1669 GtkSettingsPrivate *priv = settings->priv;
1670 guint property_id = pspec->param_id;
1672 if (priv->screen == NULL) /* initialization */
1675 switch (property_id)
1678 settings_update_modules (settings);
1680 case PROP_DOUBLE_CLICK_TIME:
1681 case PROP_DOUBLE_CLICK_DISTANCE:
1682 settings_update_double_click (settings);
1684 case PROP_FONT_NAME:
1685 settings_invalidate_style (settings);
1686 gtk_style_context_reset_widgets (priv->screen);
1688 case PROP_KEY_THEME_NAME:
1689 settings_update_key_theme (settings);
1691 case PROP_THEME_NAME:
1692 case PROP_APPLICATION_PREFER_DARK_THEME:
1693 settings_update_theme (settings);
1696 settings_update_resolution (settings);
1697 /* This is a hack because with gtk_rc_reset_styles() doesn't get
1698 * widgets with gtk_widget_style_set(), and also causes more
1699 * recomputation than necessary.
1701 gtk_style_context_reset_widgets (priv->screen);
1703 case PROP_XFT_ANTIALIAS:
1704 case PROP_XFT_HINTING:
1705 case PROP_XFT_HINTSTYLE:
1707 settings_update_font_options (settings);
1708 gtk_style_context_reset_widgets (priv->screen);
1710 case PROP_FONTCONFIG_TIMESTAMP:
1711 if (settings_update_fontconfig (settings))
1712 gtk_style_context_reset_widgets (priv->screen);
1714 case PROP_ENABLE_ANIMATIONS:
1715 gtk_style_context_reset_widgets (priv->screen);
1717 case PROP_CURSOR_THEME_NAME:
1718 case PROP_CURSOR_THEME_SIZE:
1719 settings_update_cursor_theme (settings);
1725 _gtk_settings_parse_convert (GtkRcPropertyParser parser,
1726 const GValue *src_value,
1730 gboolean success = FALSE;
1732 g_return_val_if_fail (G_VALUE_HOLDS (dest_value, G_PARAM_SPEC_VALUE_TYPE (pspec)), FALSE);
1737 gboolean free_gstring = TRUE;
1739 if (G_VALUE_HOLDS (src_value, G_TYPE_GSTRING))
1741 gstring = g_value_get_boxed (src_value);
1742 free_gstring = FALSE;
1744 else if (G_VALUE_HOLDS_LONG (src_value))
1746 gstring = g_string_new (NULL);
1747 g_string_append_printf (gstring, "%ld", g_value_get_long (src_value));
1749 else if (G_VALUE_HOLDS_DOUBLE (src_value))
1751 gstring = g_string_new (NULL);
1752 g_string_append_printf (gstring, "%f", g_value_get_double (src_value));
1754 else if (G_VALUE_HOLDS_STRING (src_value))
1756 gchar *tstr = g_strescape (g_value_get_string (src_value), NULL);
1758 gstring = g_string_new (NULL);
1759 g_string_append_c (gstring, '\"');
1760 g_string_append (gstring, tstr);
1761 g_string_append_c (gstring, '\"');
1766 g_return_val_if_fail (G_VALUE_HOLDS (src_value, G_TYPE_GSTRING), FALSE);
1767 gstring = NULL; /* silence compiler */
1770 success = (parser (pspec, gstring, dest_value) &&
1771 !g_param_value_validate (pspec, dest_value));
1774 g_string_free (gstring, TRUE);
1776 else if (G_VALUE_HOLDS (src_value, G_TYPE_GSTRING))
1778 if (G_VALUE_HOLDS (dest_value, G_TYPE_STRING))
1780 GString *gstring = g_value_get_boxed (src_value);
1782 g_value_set_string (dest_value, gstring ? gstring->str : NULL);
1783 success = !g_param_value_validate (pspec, dest_value);
1786 else if (g_value_type_transformable (G_VALUE_TYPE (src_value), G_VALUE_TYPE (dest_value)))
1787 success = g_param_value_convert (pspec, src_value, dest_value, TRUE);
1793 apply_queued_setting (GtkSettings *settings,
1795 GtkSettingsValuePrivate *qvalue)
1797 GtkSettingsPrivate *priv = settings->priv;
1798 GValue tmp_value = G_VALUE_INIT;
1799 GtkRcPropertyParser parser = (GtkRcPropertyParser) g_param_spec_get_qdata (pspec, quark_property_parser);
1801 g_value_init (&tmp_value, G_PARAM_SPEC_VALUE_TYPE (pspec));
1802 if (_gtk_settings_parse_convert (parser, &qvalue->public.value,
1805 if (priv->property_values[pspec->param_id - 1].source <= qvalue->source)
1807 g_value_copy (&tmp_value, &priv->property_values[pspec->param_id - 1].value);
1808 priv->property_values[pspec->param_id - 1].source = qvalue->source;
1809 g_object_notify (G_OBJECT (settings), g_param_spec_get_name (pspec));
1815 gchar *debug = g_strdup_value_contents (&qvalue->public.value);
1817 g_message ("%s: failed to retrieve property `%s' of type `%s' from rc file value \"%s\" of type `%s'",
1818 qvalue->public.origin ? qvalue->public.origin : "(for origin information, set GTK_DEBUG)",
1820 g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)),
1822 G_VALUE_TYPE_NAME (&tmp_value));
1825 g_value_unset (&tmp_value);
1829 settings_install_property_parser (GtkSettingsClass *class,
1831 GtkRcPropertyParser parser)
1833 GSList *node, *next;
1835 switch (G_TYPE_FUNDAMENTAL (G_PARAM_SPEC_VALUE_TYPE (pspec)))
1837 case G_TYPE_BOOLEAN:
1850 if (strcmp (g_param_spec_get_name (pspec), "color-hash") == 0)
1858 g_warning (G_STRLOC ": parser needs to be specified for property \"%s\" of type `%s'",
1859 pspec->name, g_type_name (G_PARAM_SPEC_VALUE_TYPE (pspec)));
1863 if (g_object_class_find_property (G_OBJECT_CLASS (class), pspec->name))
1865 g_warning (G_STRLOC ": an rc-data property \"%s\" already exists",
1870 for (node = object_list; node; node = node->next)
1871 g_object_freeze_notify (node->data);
1873 g_object_class_install_property (G_OBJECT_CLASS (class), ++class_n_properties, pspec);
1874 g_param_spec_set_qdata (pspec, quark_property_parser, (gpointer) parser);
1876 for (node = object_list; node; node = node->next)
1878 GtkSettings *settings = node->data;
1879 GtkSettingsPrivate *priv = settings->priv;
1880 GtkSettingsValuePrivate *qvalue;
1882 priv->property_values = g_renew (GtkSettingsPropertyValue, priv->property_values, class_n_properties);
1883 priv->property_values[class_n_properties - 1].value.g_type = 0;
1884 g_value_init (&priv->property_values[class_n_properties - 1].value, G_PARAM_SPEC_VALUE_TYPE (pspec));
1885 g_param_value_set_default (pspec, &priv->property_values[class_n_properties - 1].value);
1886 priv->property_values[class_n_properties - 1].source = GTK_SETTINGS_SOURCE_DEFAULT;
1887 g_object_notify (G_OBJECT (settings), pspec->name);
1889 qvalue = g_datalist_get_data (&priv->queued_settings, pspec->name);
1891 apply_queued_setting (settings, pspec, qvalue);
1894 for (node = object_list; node; node = next)
1897 g_object_thaw_notify (node->data);
1900 return class_n_properties;
1904 _gtk_rc_property_parser_from_type (GType type)
1906 if (type == GDK_TYPE_COLOR)
1907 return gtk_rc_property_parse_color;
1908 else if (type == GTK_TYPE_REQUISITION)
1909 return gtk_rc_property_parse_requisition;
1910 else if (type == GTK_TYPE_BORDER)
1911 return gtk_rc_property_parse_border;
1912 else if (G_TYPE_FUNDAMENTAL (type) == G_TYPE_ENUM && G_TYPE_IS_DERIVED (type))
1913 return gtk_rc_property_parse_enum;
1914 else if (G_TYPE_FUNDAMENTAL (type) == G_TYPE_FLAGS && G_TYPE_IS_DERIVED (type))
1915 return gtk_rc_property_parse_flags;
1921 gtk_settings_install_property (GParamSpec *pspec)
1923 static GtkSettingsClass *klass = NULL;
1925 GtkRcPropertyParser parser;
1927 g_return_if_fail (G_IS_PARAM_SPEC (pspec));
1930 klass = g_type_class_ref (GTK_TYPE_SETTINGS);
1932 parser = _gtk_rc_property_parser_from_type (G_PARAM_SPEC_VALUE_TYPE (pspec));
1934 settings_install_property_parser (klass, pspec, parser);
1938 * gtk_settings_install_property_parser:
1940 * @parser: (scope call):
1943 gtk_settings_install_property_parser (GParamSpec *pspec,
1944 GtkRcPropertyParser parser)
1946 static GtkSettingsClass *klass = NULL;
1948 g_return_if_fail (G_IS_PARAM_SPEC (pspec));
1949 g_return_if_fail (parser != NULL);
1952 klass = g_type_class_ref (GTK_TYPE_SETTINGS);
1954 settings_install_property_parser (klass, pspec, parser);
1958 free_value (gpointer data)
1960 GtkSettingsValuePrivate *qvalue = data;
1962 g_value_unset (&qvalue->public.value);
1963 g_free (qvalue->public.origin);
1964 g_slice_free (GtkSettingsValuePrivate, qvalue);
1968 gtk_settings_set_property_value_internal (GtkSettings *settings,
1969 const gchar *prop_name,
1970 const GtkSettingsValue *new_value,
1971 GtkSettingsSource source)
1973 GtkSettingsPrivate *priv = settings->priv;
1974 GtkSettingsValuePrivate *qvalue;
1979 if (!G_VALUE_HOLDS_LONG (&new_value->value) &&
1980 !G_VALUE_HOLDS_DOUBLE (&new_value->value) &&
1981 !G_VALUE_HOLDS_STRING (&new_value->value) &&
1982 !G_VALUE_HOLDS (&new_value->value, G_TYPE_GSTRING))
1984 g_warning (G_STRLOC ": value type invalid (%s)", g_type_name (G_VALUE_TYPE (&new_value->value)));
1988 name = g_strdup (prop_name);
1989 g_strcanon (name, G_CSET_DIGITS "-" G_CSET_a_2_z G_CSET_A_2_Z, '-');
1990 name_quark = g_quark_from_string (name);
1993 qvalue = g_datalist_id_get_data (&priv->queued_settings, name_quark);
1996 qvalue = g_slice_new0 (GtkSettingsValuePrivate);
1997 g_datalist_id_set_data_full (&priv->queued_settings, name_quark, qvalue, free_value);
2001 g_free (qvalue->public.origin);
2002 g_value_unset (&qvalue->public.value);
2004 qvalue->public.origin = g_strdup (new_value->origin);
2005 g_value_init (&qvalue->public.value, G_VALUE_TYPE (&new_value->value));
2006 g_value_copy (&new_value->value, &qvalue->public.value);
2007 qvalue->source = source;
2008 pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (settings), g_quark_to_string (name_quark));
2010 apply_queued_setting (settings, pspec, qvalue);
2014 gtk_settings_set_property_value (GtkSettings *settings,
2015 const gchar *prop_name,
2016 const GtkSettingsValue *new_value)
2018 g_return_if_fail (GTK_SETTINGS (settings));
2019 g_return_if_fail (prop_name != NULL);
2020 g_return_if_fail (new_value != NULL);
2022 gtk_settings_set_property_value_internal (settings, prop_name, new_value,
2023 GTK_SETTINGS_SOURCE_APPLICATION);
2027 _gtk_settings_set_property_value_from_rc (GtkSettings *settings,
2028 const gchar *prop_name,
2029 const GtkSettingsValue *new_value)
2031 g_return_if_fail (GTK_SETTINGS (settings));
2032 g_return_if_fail (prop_name != NULL);
2033 g_return_if_fail (new_value != NULL);
2035 gtk_settings_set_property_value_internal (settings, prop_name, new_value,
2036 GTK_SETTINGS_SOURCE_THEME);
2040 gtk_settings_set_string_property (GtkSettings *settings,
2042 const gchar *v_string,
2043 const gchar *origin)
2045 GtkSettingsValue svalue = { NULL, { 0, }, };
2047 g_return_if_fail (GTK_SETTINGS (settings));
2048 g_return_if_fail (name != NULL);
2049 g_return_if_fail (v_string != NULL);
2051 svalue.origin = (gchar*) origin;
2052 g_value_init (&svalue.value, G_TYPE_STRING);
2053 g_value_set_static_string (&svalue.value, v_string);
2054 gtk_settings_set_property_value (settings, name, &svalue);
2055 g_value_unset (&svalue.value);
2059 gtk_settings_set_long_property (GtkSettings *settings,
2062 const gchar *origin)
2064 GtkSettingsValue svalue = { NULL, { 0, }, };
2066 g_return_if_fail (GTK_SETTINGS (settings));
2067 g_return_if_fail (name != NULL);
2069 svalue.origin = (gchar*) origin;
2070 g_value_init (&svalue.value, G_TYPE_LONG);
2071 g_value_set_long (&svalue.value, v_long);
2072 gtk_settings_set_property_value (settings, name, &svalue);
2073 g_value_unset (&svalue.value);
2077 gtk_settings_set_double_property (GtkSettings *settings,
2080 const gchar *origin)
2082 GtkSettingsValue svalue = { NULL, { 0, }, };
2084 g_return_if_fail (GTK_SETTINGS (settings));
2085 g_return_if_fail (name != NULL);
2087 svalue.origin = (gchar*) origin;
2088 g_value_init (&svalue.value, G_TYPE_DOUBLE);
2089 g_value_set_double (&svalue.value, v_double);
2090 gtk_settings_set_property_value (settings, name, &svalue);
2091 g_value_unset (&svalue.value);
2095 * gtk_rc_property_parse_color:
2096 * @pspec: a #GParamSpec
2097 * @gstring: the #GString to be parsed
2098 * @property_value: a #GValue which must hold #GdkColor values.
2100 * A #GtkRcPropertyParser for use with gtk_settings_install_property_parser()
2101 * or gtk_widget_class_install_style_property_parser() which parses a
2102 * color given either by its name or in the form
2103 * <literal>{ red, green, blue }</literal> where %red, %green and
2104 * %blue are integers between 0 and 65535 or floating-point numbers
2107 * Return value: %TRUE if @gstring could be parsed and @property_value
2108 * has been set to the resulting #GdkColor.
2111 gtk_rc_property_parse_color (const GParamSpec *pspec,
2112 const GString *gstring,
2113 GValue *property_value)
2115 GdkColor color = { 0, 0, 0, 0, };
2119 g_return_val_if_fail (G_IS_PARAM_SPEC (pspec), FALSE);
2120 g_return_val_if_fail (G_VALUE_HOLDS (property_value, GDK_TYPE_COLOR), FALSE);
2122 scanner = gtk_rc_scanner_new ();
2123 g_scanner_input_text (scanner, gstring->str, gstring->len);
2124 if (gtk_rc_parse_color (scanner, &color) == G_TOKEN_NONE &&
2125 g_scanner_get_next_token (scanner) == G_TOKEN_EOF)
2127 g_value_set_boxed (property_value, &color);
2132 g_scanner_destroy (scanner);
2138 * gtk_rc_property_parse_enum:
2139 * @pspec: a #GParamSpec
2140 * @gstring: the #GString to be parsed
2141 * @property_value: a #GValue which must hold enum values.
2143 * A #GtkRcPropertyParser for use with gtk_settings_install_property_parser()
2144 * or gtk_widget_class_install_style_property_parser() which parses a single
2145 * enumeration value.
2147 * The enumeration value can be specified by its name, its nickname or
2148 * its numeric value. For consistency with flags parsing, the value
2149 * may be surrounded by parentheses.
2151 * Return value: %TRUE if @gstring could be parsed and @property_value
2152 * has been set to the resulting #GEnumValue.
2155 gtk_rc_property_parse_enum (const GParamSpec *pspec,
2156 const GString *gstring,
2157 GValue *property_value)
2159 gboolean need_closing_brace = FALSE, success = FALSE;
2161 GEnumValue *enum_value = NULL;
2163 g_return_val_if_fail (G_IS_PARAM_SPEC (pspec), FALSE);
2164 g_return_val_if_fail (G_VALUE_HOLDS_ENUM (property_value), FALSE);
2166 scanner = gtk_rc_scanner_new ();
2167 g_scanner_input_text (scanner, gstring->str, gstring->len);
2169 /* we just want to parse _one_ value, but for consistency with flags parsing
2170 * we support optional parenthesis
2172 g_scanner_get_next_token (scanner);
2173 if (scanner->token == '(')
2175 need_closing_brace = TRUE;
2176 g_scanner_get_next_token (scanner);
2178 if (scanner->token == G_TOKEN_IDENTIFIER)
2180 GEnumClass *class = G_PARAM_SPEC_ENUM (pspec)->enum_class;
2182 enum_value = g_enum_get_value_by_name (class, scanner->value.v_identifier);
2184 enum_value = g_enum_get_value_by_nick (class, scanner->value.v_identifier);
2187 g_value_set_enum (property_value, enum_value->value);
2191 else if (scanner->token == G_TOKEN_INT)
2193 g_value_set_enum (property_value, scanner->value.v_int);
2196 if (need_closing_brace && g_scanner_get_next_token (scanner) != ')')
2198 if (g_scanner_get_next_token (scanner) != G_TOKEN_EOF)
2201 g_scanner_destroy (scanner);
2207 parse_flags_value (GScanner *scanner,
2211 g_scanner_get_next_token (scanner);
2212 if (scanner->token == G_TOKEN_IDENTIFIER)
2214 GFlagsValue *flags_value;
2216 flags_value = g_flags_get_value_by_name (class, scanner->value.v_identifier);
2218 flags_value = g_flags_get_value_by_nick (class, scanner->value.v_identifier);
2221 *number |= flags_value->value;
2222 return G_TOKEN_NONE;
2225 else if (scanner->token == G_TOKEN_INT)
2227 *number |= scanner->value.v_int;
2228 return G_TOKEN_NONE;
2230 return G_TOKEN_IDENTIFIER;
2234 * gtk_rc_property_parse_flags:
2235 * @pspec: a #GParamSpec
2236 * @gstring: the #GString to be parsed
2237 * @property_value: a #GValue which must hold flags values.
2239 * A #GtkRcPropertyParser for use with gtk_settings_install_property_parser()
2240 * or gtk_widget_class_install_style_property_parser() which parses flags.
2242 * Flags can be specified by their name, their nickname or
2243 * numerically. Multiple flags can be specified in the form
2244 * <literal>"( flag1 | flag2 | ... )"</literal>.
2246 * Return value: %TRUE if @gstring could be parsed and @property_value
2247 * has been set to the resulting flags value.
2250 gtk_rc_property_parse_flags (const GParamSpec *pspec,
2251 const GString *gstring,
2252 GValue *property_value)
2255 gboolean success = FALSE;
2258 g_return_val_if_fail (G_IS_PARAM_SPEC (pspec), FALSE);
2259 g_return_val_if_fail (G_VALUE_HOLDS_FLAGS (property_value), FALSE);
2261 class = G_PARAM_SPEC_FLAGS (pspec)->flags_class;
2262 scanner = gtk_rc_scanner_new ();
2263 g_scanner_input_text (scanner, gstring->str, gstring->len);
2265 /* parse either a single flags value or a "\( ... [ \| ... ] \)" compound */
2266 if (g_scanner_peek_next_token (scanner) == G_TOKEN_IDENTIFIER ||
2267 scanner->next_token == G_TOKEN_INT)
2269 guint token, flags_value = 0;
2271 token = parse_flags_value (scanner, class, &flags_value);
2273 if (token == G_TOKEN_NONE && g_scanner_peek_next_token (scanner) == G_TOKEN_EOF)
2276 g_value_set_flags (property_value, flags_value);
2280 else if (g_scanner_get_next_token (scanner) == '(')
2282 guint token, flags_value = 0;
2284 /* parse first value */
2285 token = parse_flags_value (scanner, class, &flags_value);
2287 /* parse nth values, preceeded by '|' */
2288 while (token == G_TOKEN_NONE && g_scanner_get_next_token (scanner) == '|')
2289 token = parse_flags_value (scanner, class, &flags_value);
2291 /* done, last token must have closed expression */
2292 if (token == G_TOKEN_NONE && scanner->token == ')' &&
2293 g_scanner_peek_next_token (scanner) == G_TOKEN_EOF)
2295 g_value_set_flags (property_value, flags_value);
2299 g_scanner_destroy (scanner);
2305 get_braced_int (GScanner *scanner,
2312 g_scanner_get_next_token (scanner);
2313 if (scanner->token != '{')
2317 g_scanner_get_next_token (scanner);
2318 if (scanner->token != G_TOKEN_INT)
2321 *value = scanner->value.v_int;
2325 g_scanner_get_next_token (scanner);
2326 if (scanner->token != '}')
2331 g_scanner_get_next_token (scanner);
2332 if (scanner->token != ',')
2340 * gtk_rc_property_parse_requisition:
2341 * @pspec: a #GParamSpec
2342 * @gstring: the #GString to be parsed
2343 * @property_value: a #GValue which must hold boxed values.
2345 * A #GtkRcPropertyParser for use with gtk_settings_install_property_parser()
2346 * or gtk_widget_class_install_style_property_parser() which parses a
2347 * requisition in the form
2348 * <literal>"{ width, height }"</literal> for integers %width and %height.
2350 * Return value: %TRUE if @gstring could be parsed and @property_value
2351 * has been set to the resulting #GtkRequisition.
2354 gtk_rc_property_parse_requisition (const GParamSpec *pspec,
2355 const GString *gstring,
2356 GValue *property_value)
2358 GtkRequisition requisition;
2360 gboolean success = FALSE;
2362 g_return_val_if_fail (G_IS_PARAM_SPEC (pspec), FALSE);
2363 g_return_val_if_fail (G_VALUE_HOLDS_BOXED (property_value), FALSE);
2365 scanner = gtk_rc_scanner_new ();
2366 g_scanner_input_text (scanner, gstring->str, gstring->len);
2368 if (get_braced_int (scanner, TRUE, FALSE, &requisition.width) &&
2369 get_braced_int (scanner, FALSE, TRUE, &requisition.height))
2371 g_value_set_boxed (property_value, &requisition);
2375 g_scanner_destroy (scanner);
2381 * gtk_rc_property_parse_border:
2382 * @pspec: a #GParamSpec
2383 * @gstring: the #GString to be parsed
2384 * @property_value: a #GValue which must hold boxed values.
2386 * A #GtkRcPropertyParser for use with gtk_settings_install_property_parser()
2387 * or gtk_widget_class_install_style_property_parser() which parses
2388 * borders in the form
2389 * <literal>"{ left, right, top, bottom }"</literal> for integers
2390 * %left, %right, %top and %bottom.
2392 * Return value: %TRUE if @gstring could be parsed and @property_value
2393 * has been set to the resulting #GtkBorder.
2396 gtk_rc_property_parse_border (const GParamSpec *pspec,
2397 const GString *gstring,
2398 GValue *property_value)
2402 gboolean success = FALSE;
2403 int left, right, top, bottom;
2405 g_return_val_if_fail (G_IS_PARAM_SPEC (pspec), FALSE);
2406 g_return_val_if_fail (G_VALUE_HOLDS_BOXED (property_value), FALSE);
2408 scanner = gtk_rc_scanner_new ();
2409 g_scanner_input_text (scanner, gstring->str, gstring->len);
2411 if (get_braced_int (scanner, TRUE, FALSE, &left) &&
2412 get_braced_int (scanner, FALSE, FALSE, &right) &&
2413 get_braced_int (scanner, FALSE, FALSE, &top) &&
2414 get_braced_int (scanner, FALSE, TRUE, &bottom))
2417 border.right = right;
2419 border.bottom = bottom;
2420 g_value_set_boxed (property_value, &border);
2424 g_scanner_destroy (scanner);
2430 _gtk_settings_handle_event (GdkEventSetting *event)
2433 GtkSettings *settings;
2436 screen = gdk_window_get_screen (event->window);
2437 settings = gtk_settings_get_for_screen (screen);
2438 pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (settings), event->name);
2441 g_object_notify (G_OBJECT (settings), pspec->name);
2445 reset_rc_values_foreach (GQuark key_id,
2449 GtkSettingsValuePrivate *qvalue = data;
2450 GSList **to_reset = user_data;
2452 if (qvalue->source == GTK_SETTINGS_SOURCE_THEME)
2453 *to_reset = g_slist_prepend (*to_reset, GUINT_TO_POINTER (key_id));
2457 _gtk_settings_reset_rc_values (GtkSettings *settings)
2459 GtkSettingsPrivate *priv = settings->priv;
2460 GSList *to_reset = NULL;
2462 GParamSpec **pspecs, **p;
2465 /* Remove any queued settings */
2466 g_datalist_foreach (&priv->queued_settings,
2467 reset_rc_values_foreach,
2470 for (tmp_list = to_reset; tmp_list; tmp_list = tmp_list->next)
2472 GQuark key_id = GPOINTER_TO_UINT (tmp_list->data);
2473 g_datalist_id_remove_data (&priv->queued_settings, key_id);
2476 g_slist_free (to_reset);
2478 /* Now reset the active settings
2480 pspecs = g_object_class_list_properties (G_OBJECT_GET_CLASS (settings), NULL);
2483 g_object_freeze_notify (G_OBJECT (settings));
2484 for (p = pspecs; *p; p++)
2486 if (priv->property_values[i].source == GTK_SETTINGS_SOURCE_THEME)
2488 GParamSpec *pspec = *p;
2490 g_param_value_set_default (pspec, &priv->property_values[i].value);
2491 g_object_notify (G_OBJECT (settings), pspec->name);
2495 g_object_thaw_notify (G_OBJECT (settings));
2500 settings_update_double_click (GtkSettings *settings)
2502 GtkSettingsPrivate *priv = settings->priv;
2504 if (gdk_screen_get_number (priv->screen) == 0)
2506 GdkDisplay *display = gdk_screen_get_display (priv->screen);
2507 gint double_click_time;
2508 gint double_click_distance;
2510 g_object_get (settings,
2511 "gtk-double-click-time", &double_click_time,
2512 "gtk-double-click-distance", &double_click_distance,
2515 gdk_display_set_double_click_time (display, double_click_time);
2516 gdk_display_set_double_click_distance (display, double_click_distance);
2521 settings_update_modules (GtkSettings *settings)
2525 g_object_get (settings,
2526 "gtk-modules", &modules,
2529 _gtk_modules_settings_changed (settings, modules);
2535 settings_update_cursor_theme (GtkSettings *settings)
2537 #ifdef GDK_WINDOWING_X11
2538 GdkDisplay *display = gdk_screen_get_display (settings->priv->screen);
2539 gchar *theme = NULL;
2542 if (GDK_IS_X11_DISPLAY (display))
2544 g_object_get (settings,
2545 "gtk-cursor-theme-name", &theme,
2546 "gtk-cursor-theme-size", &size,
2549 gdk_x11_display_set_cursor_theme (display, theme, size);
2557 settings_update_font_options (GtkSettings *settings)
2559 GtkSettingsPrivate *priv = settings->priv;
2561 gchar *hint_style_str;
2562 cairo_hint_style_t hint_style = CAIRO_HINT_STYLE_NONE;
2564 cairo_antialias_t antialias_mode = CAIRO_ANTIALIAS_GRAY;
2566 cairo_subpixel_order_t subpixel_order = CAIRO_SUBPIXEL_ORDER_DEFAULT;
2567 cairo_font_options_t *options;
2569 g_object_get (settings,
2570 "gtk-xft-antialias", &antialias,
2571 "gtk-xft-hinting", &hinting,
2572 "gtk-xft-hintstyle", &hint_style_str,
2573 "gtk-xft-rgba", &rgba_str,
2576 options = cairo_font_options_create ();
2578 cairo_font_options_set_hint_metrics (options, CAIRO_HINT_METRICS_ON);
2580 if (hinting >= 0 && !hinting)
2582 hint_style = CAIRO_HINT_STYLE_NONE;
2584 else if (hint_style_str)
2586 if (strcmp (hint_style_str, "hintnone") == 0)
2587 hint_style = CAIRO_HINT_STYLE_NONE;
2588 else if (strcmp (hint_style_str, "hintslight") == 0)
2589 hint_style = CAIRO_HINT_STYLE_SLIGHT;
2590 else if (strcmp (hint_style_str, "hintmedium") == 0)
2591 hint_style = CAIRO_HINT_STYLE_MEDIUM;
2592 else if (strcmp (hint_style_str, "hintfull") == 0)
2593 hint_style = CAIRO_HINT_STYLE_FULL;
2596 g_free (hint_style_str);
2598 cairo_font_options_set_hint_style (options, hint_style);
2602 if (strcmp (rgba_str, "rgb") == 0)
2603 subpixel_order = CAIRO_SUBPIXEL_ORDER_RGB;
2604 else if (strcmp (rgba_str, "bgr") == 0)
2605 subpixel_order = CAIRO_SUBPIXEL_ORDER_BGR;
2606 else if (strcmp (rgba_str, "vrgb") == 0)
2607 subpixel_order = CAIRO_SUBPIXEL_ORDER_VRGB;
2608 else if (strcmp (rgba_str, "vbgr") == 0)
2609 subpixel_order = CAIRO_SUBPIXEL_ORDER_VBGR;
2614 cairo_font_options_set_subpixel_order (options, subpixel_order);
2616 if (antialias >= 0 && !antialias)
2617 antialias_mode = CAIRO_ANTIALIAS_NONE;
2618 else if (subpixel_order != CAIRO_SUBPIXEL_ORDER_DEFAULT)
2619 antialias_mode = CAIRO_ANTIALIAS_SUBPIXEL;
2620 else if (antialias >= 0)
2621 antialias_mode = CAIRO_ANTIALIAS_GRAY;
2623 cairo_font_options_set_antialias (options, antialias_mode);
2625 gdk_screen_set_font_options (priv->screen, options);
2627 cairo_font_options_destroy (options);
2631 settings_update_fontconfig (GtkSettings *settings)
2633 #ifdef GDK_WINDOWING_X11
2634 static guint last_update_timestamp;
2635 static gboolean last_update_needed;
2639 g_object_get (settings,
2640 "gtk-fontconfig-timestamp", ×tamp,
2643 /* if timestamp is the same as last_update_timestamp, we already have
2644 * updated fontconig on this timestamp (another screen requested it perhaps?),
2645 * just return the cached result.*/
2647 if (timestamp != last_update_timestamp)
2649 PangoFontMap *fontmap = pango_cairo_font_map_get_default ();
2650 gboolean update_needed = FALSE;
2653 if (PANGO_IS_FC_FONT_MAP (fontmap) && !FcConfigUptoDate (NULL))
2655 pango_fc_font_map_cache_clear (PANGO_FC_FONT_MAP (fontmap));
2656 if (FcInitReinitialize ())
2657 update_needed = TRUE;
2660 last_update_timestamp = timestamp;
2661 last_update_needed = update_needed;
2664 return last_update_needed;
2667 #endif /* GDK_WINDOWING_X11 */
2671 settings_update_resolution (GtkSettings *settings)
2673 GtkSettingsPrivate *priv = settings->priv;
2677 g_object_get (settings,
2678 "gtk-xft-dpi", &dpi_int,
2682 dpi = dpi_int / 1024.;
2686 gdk_screen_set_resolution (priv->screen, dpi);
2690 settings_update_provider (GdkScreen *screen,
2691 GtkCssProvider **old,
2692 GtkCssProvider *new)
2698 gtk_style_context_remove_provider_for_screen (screen,
2699 GTK_STYLE_PROVIDER (*old));
2700 g_object_unref (*old);
2706 gtk_style_context_add_provider_for_screen (screen,
2707 GTK_STYLE_PROVIDER (new),
2708 GTK_STYLE_PROVIDER_PRIORITY_THEME);
2709 *old = g_object_ref (new);
2715 settings_update_theme (GtkSettings *settings)
2717 GtkSettingsPrivate *priv = settings->priv;
2718 gboolean prefer_dark_theme;
2721 g_object_get (settings,
2722 "gtk-theme-name", &theme_name,
2723 "gtk-application-prefer-dark-theme", &prefer_dark_theme,
2726 if (!theme_name || !*theme_name)
2728 g_free (theme_name);
2729 theme_name = g_strdup ("Raleigh");
2732 _gtk_css_provider_load_named (priv->theme_provider,
2734 prefer_dark_theme ? "dark" : NULL);
2736 if (theme_name && *theme_name)
2741 /* reload per-theme settings */
2742 theme_dir = _gtk_css_provider_get_theme_dir ();
2743 path = g_build_filename (theme_dir, theme_name, "gtk-3.0", "settings.ini", NULL);
2745 if (g_file_test (path, G_FILE_TEST_EXISTS))
2746 gtk_settings_load_from_key_file (settings, path, GTK_SETTINGS_SOURCE_THEME);
2752 g_free (theme_name);
2756 settings_update_key_theme (GtkSettings *settings)
2758 GtkSettingsPrivate *priv = settings->priv;
2759 GtkCssProvider *provider = NULL;
2760 gchar *key_theme_name;
2762 g_object_get (settings,
2763 "gtk-key-theme-name", &key_theme_name,
2766 if (key_theme_name && *key_theme_name)
2767 provider = gtk_css_provider_get_named (key_theme_name, "keys");
2769 settings_update_provider (priv->screen, &priv->key_theme_provider, provider);
2770 g_free (key_theme_name);
2775 _gtk_settings_get_screen (GtkSettings *settings)
2777 return settings->priv->screen;
2782 gtk_settings_load_from_key_file (GtkSettings *settings,
2784 GtkSettingsSource source)
2795 keyfile = g_key_file_new ();
2797 if (!g_key_file_load_from_file (keyfile, path, G_KEY_FILE_NONE, &error))
2799 g_warning ("Failed to parse %s: %s", path, error->message);
2801 g_error_free (error);
2806 keys = g_key_file_get_keys (keyfile, "Settings", &n_keys, &error);
2809 g_warning ("Failed to parse %s: %s", path, error->message);
2810 g_error_free (error);
2814 for (i = 0; i < n_keys; i++)
2819 GtkSettingsValue svalue = { NULL, { 0, }, };
2822 pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (settings), key);
2825 g_warning ("Unknown key %s in %s", key, path);
2829 if (pspec->owner_type != G_OBJECT_TYPE (settings))
2832 value_type = G_PARAM_SPEC_VALUE_TYPE (pspec);
2835 case G_TYPE_BOOLEAN:
2839 g_value_init (&svalue.value, G_TYPE_LONG);
2840 b_val = g_key_file_get_boolean (keyfile, "Settings", key, &error);
2842 g_value_set_long (&svalue.value, b_val);
2850 g_value_init (&svalue.value, G_TYPE_LONG);
2851 i_val = g_key_file_get_integer (keyfile, "Settings", key, &error);
2853 g_value_set_long (&svalue.value, i_val);
2861 g_value_init (&svalue.value, G_TYPE_DOUBLE);
2862 d_val = g_key_file_get_double (keyfile, "Settings", key, &error);
2864 g_value_set_double (&svalue.value, d_val);
2872 g_value_init (&svalue.value, G_TYPE_GSTRING);
2873 s_val = g_key_file_get_string (keyfile, "Settings", key, &error);
2875 g_value_take_boxed (&svalue.value, g_string_new (s_val));
2882 g_warning ("Error setting %s in %s: %s", key, path, error->message);
2883 g_error_free (error);
2888 if (g_getenv ("GTK_DEBUG"))
2889 svalue.origin = (gchar *)path;
2890 gtk_settings_set_property_value_internal (settings, key, &svalue, source);
2891 g_value_unset (&svalue.value);
2897 g_key_file_free (keyfile);