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Bug 536185 – monitor font configuration

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2008-06-06  Behdad Esfahbod  <behdad@gnome.org>

        Bug 536185 – monitor font configuration

        * configure.in:
        * gdk/x11/gdksettings.c:
        * gtk/gtksettings.c (gtk_settings_class_init),
        (gtk_settings_notify), (settings_update_fontconfig):
        Monitor xsettings key Fontconfig/Timestamp and upon change,
        reread fontconfig configuration, clear Pango's caches, and
        redraw all widgets.


svn path=/trunk/; revision=20324
This commit is contained in:
Behdad Esfahbod 2008-06-06 16:39:37 +00:00 committed by Behdad Esfahbod
parent be7eacbf3f
commit 74b8297ee3
4 changed files with 77 additions and 3 deletions
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12
ChangeLog
View File

@ -1,3 +1,15 @@
2008-06-06 Behdad Esfahbod <behdad@gnome.org>
Bug 536185 – monitor font configuration
* configure.in:
* gdk/x11/gdksettings.c:
* gtk/gtksettings.c (gtk_settings_class_init),
(gtk_settings_notify), (settings_update_fontconfig):
Monitor xsettings key Fontconfig/Timestamp and upon change,
reread fontconfig configuration, clear Pango's caches, and
redraw all widgets.
2008-06-06 Ross Burton <ross@burtonini.com>
* gtk/gtkwindow.c:

3
configure.in
View File

@ -1677,6 +1677,9 @@ else
fi
GTK_PACKAGES="atk cairo gio-2.0"
if test "x$gdktarget" = "xx11"; then
GTK_PACKAGES="$GTK_PACKAGES pangoft2"
fi
GTK_EXTRA_LIBS=
GTK_EXTRA_CFLAGS=
GTK_DEP_LIBS="$GDK_EXTRA_LIBS $GTK_DEP_LIBS_FOR_X `$PKG_CONFIG --libs $GDK_PIXBUF_PACKAGES $PANGO_PACKAGES $GTK_PACKAGES_FOR_X $GTK_PACKAGES` $GTK_EXTRA_LIBS $GDK_PIXBUF_EXTRA_LIBS"

6
gdk/x11/gdksettings.c
View File

@ -69,7 +69,8 @@ static const char gdk_settings_names[] =
"Gtk/EnableAccels\0" "gtk-enable-accels\0"
"Gtk/EnableMnemonics\0" "gtk-enable-mnemonics\0"
"Gtk/ScrolledWindowPlacement\0" "gtk-scrolled-window-placement\0"
"Gtk/IMModule\0" "gtk-im-module\0";
"Gtk/IMModule\0" "gtk-im-module\0"
"Fontconfig/Timestamp\0" "gtk-fontconfig-timestamp\0";
static const struct
@ -116,5 +117,6 @@ static const struct
{ 1326, 1343 },
{ 1361, 1381 },
{ 1402, 1430 },
{ 1460, 1473 }
{ 1460, 1473 },
{ 1487, 1508 }
};

59
gtk/gtksettings.c
View File

@ -16,6 +16,8 @@
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#define PANGO_ENABLE_BACKEND /* for pango_fc_font_map_cache_clear() */
#include <config.h>
#include <string.h>
@ -30,6 +32,7 @@
#ifdef GDK_WINDOWING_X11
#include "x11/gdkx.h"
#include <pango/pangofc-fontmap.h>
#endif
#define DEFAULT_TIMEOUT_INITIAL 200
@ -108,7 +111,8 @@ enum {
PROP_ENABLE_ACCELS,
PROP_RECENT_FILES_LIMIT,
PROP_IM_MODULE,
PROP_RECENT_FILES_MAX_AGE
PROP_RECENT_FILES_MAX_AGE,
PROP_FONTCONFIG_TIMESTAMP
};
@ -134,6 +138,7 @@ static void settings_update_modules (GtkSettings *setting
static void settings_update_cursor_theme (GtkSettings *settings);
static void settings_update_resolution (GtkSettings *settings);
static void settings_update_font_options (GtkSettings *settings);
static gboolean settings_update_fontconfig (GtkSettings *settings);
#endif
static void settings_update_color_scheme (GtkSettings *settings);
@ -841,6 +846,17 @@ gtk_settings_class_init (GtkSettingsClass *class)
GTK_PARAM_READWRITE),
NULL);
g_assert (result == PROP_RECENT_FILES_MAX_AGE);
result = settings_install_property_parser (class,
g_param_spec_int ("gtk-fontconfig-timestamp",
P_("Fontconfig configuration timestamp"),
P_("Timestamp of current fontconfig configuration"),
G_MININT, G_MAXINT, 0,
GTK_PARAM_READWRITE),
NULL);
g_assert (result == PROP_FONTCONFIG_TIMESTAMP);
}
static void
@ -1054,6 +1070,10 @@ gtk_settings_notify (GObject *object,
settings_update_font_options (settings);
gtk_rc_reset_styles (GTK_SETTINGS (object));
break;
case PROP_FONTCONFIG_TIMESTAMP:
if (settings_update_fontconfig (settings))
gtk_rc_reset_styles (GTK_SETTINGS (object));
break;
case PROP_CURSOR_THEME_NAME:
case PROP_CURSOR_THEME_SIZE:
settings_update_cursor_theme (settings);
@ -1951,6 +1971,43 @@ settings_update_font_options (GtkSettings *settings)
cairo_font_options_destroy (options);
}
#ifdef GDK_WINDOWING_X11
static gboolean
settings_update_fontconfig (GtkSettings *settings)
{
static guint last_update_timestamp;
static gboolean last_update_needed;
gint timestamp;
g_object_get (settings,
"gtk-fontconfig-timestamp", &timestamp,
NULL);
/* if timestamp is the same as last_update_timestamp, we already have
* updated fontconig on this timestamp (another screen requested it perhaps?),
* just return the cached result.*/
if (timestamp != last_update_timestamp)
{
PangoFontMap *fontmap = pango_cairo_font_map_get_default ();
gboolean update_needed = FALSE;
if (PANGO_IS_FC_FONT_MAP (fontmap) &&
!FcConfigUptoDate (NULL) && FcInitReinitialize ())
{
update_needed = TRUE;
pango_fc_font_map_cache_clear (PANGO_FC_FONT_MAP (fontmap));
}
last_update_timestamp = timestamp;
last_update_needed = update_needed;
}
return last_update_needed;
}
#endif /* GDK_WINDOWING_X11 */
static void
settings_update_resolution (GtkSettings *settings)
{