gsettings port

1 files changed, 152 insertions, 0 deletions

diff --git a/src/settings-helper.c b/src/settings-helper.c
new file mode 100644
index 0000000..5a69d17
--- /dev/null
+++ b/src/settings-helper.c
@@ -0,0 +1,152 @@
+/*
+A small wrapper utility for connecting to GSettings.
+
+Copyright 2009 Canonical Ltd.
+
+Authors:
+    Christoph Korn <c_korn@gmx.de>
+
+This program is free software: you can redistribute it and/or modify it 
+under the terms of the GNU General Public License version 3, as published 
+by the Free Software Foundation.
+
+This program is distributed in the hope that it will be useful, but 
+WITHOUT ANY WARRANTY; without even the implied warranties of 
+MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR 
+PURPOSE.  See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along 
+with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <gio/gio.h>
+#include <glib/gi18n.h>
+
+#include <dbus/dbus-glib.h>
+#include <dbus/dbus-glib-bindings.h>
+
+#include <libdbusmenu-glib/server.h>
+#include <libdbusmenu-glib/menuitem.h>
+
+#include "dbus-shared-names.h"
+#include "settings-helper.h"
+
+static GSettings* settings = NULL;
+
+static guint confirmation_notify = 0;
+static guint logout_notify = 0;
+static guint restart_notify = 0;
+static guint shutdown_notify = 0;
+
+static void
+build_settings (void) {
+	if(!settings) {
+		settings = g_settings_new (SESSION_SCHEMA);
+	}
+	return;
+}
+
+gboolean
+supress_confirmations (void) {
+	build_settings();
+	return g_settings_get_boolean (settings, SUPPRESS_KEY) ;
+}
+
+gboolean
+show_logout (void) {
+	build_settings();
+	return !g_settings_get_boolean (settings, LOGOUT_KEY) ;
+}
+
+gboolean
+show_restart (void) {
+	build_settings();
+	return !g_settings_get_boolean (settings, RESTART_KEY) ;
+}
+
+gboolean
+show_shutdown (void) {
+	build_settings();
+	return !g_settings_get_boolean (settings, SHUTDOWN_KEY) ;
+}
+
+static void update_menu_entries_callback (GSettings * settings, const gchar * key, gpointer data) {
+	RestartShutdownLogoutMenuItems * restart_shutdown_logout_mi = (RestartShutdownLogoutMenuItems*) data;
+
+	if(g_strcmp0 (key, SUPPRESS_KEY) == 0) {
+		if (g_settings_get_boolean (settings, key)) {
+			dbusmenu_menuitem_property_set(restart_shutdown_logout_mi->logout_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Log Out"));
+			dbusmenu_menuitem_property_set(restart_shutdown_logout_mi->restart_mi, RESTART_ITEM_LABEL, _("Restart"));
+			dbusmenu_menuitem_property_set(restart_shutdown_logout_mi->shutdown_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Shut Down"));
+		} else {
+			dbusmenu_menuitem_property_set(restart_shutdown_logout_mi->logout_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Log Out…"));
+			dbusmenu_menuitem_property_set(restart_shutdown_logout_mi->restart_mi, RESTART_ITEM_LABEL, _("Restart…"));
+			dbusmenu_menuitem_property_set(restart_shutdown_logout_mi->shutdown_mi, DBUSMENU_MENUITEM_PROP_LABEL, _("Shut Down…"));
+		}
+	}
+}
+
+static void
+update_logout_callback (GSettings * settings, const gchar * key, gpointer data) {
+	DbusmenuMenuitem * mi = (DbusmenuMenuitem*) data;
+
+	if(g_strcmp0 (key, LOGOUT_KEY) == 0) {
+		dbusmenu_menuitem_property_set_bool(mi, DBUSMENU_MENUITEM_PROP_VISIBLE, !g_settings_get_boolean(settings, key));
+	}
+}
+
+static void
+update_restart_callback (GSettings * settings, const gchar * key, gpointer data) {
+	DbusmenuMenuitem * mi = (DbusmenuMenuitem*) data;
+
+	if(g_strcmp0 (key, RESTART_KEY) == 0) {
+		dbusmenu_menuitem_property_set_bool(mi, DBUSMENU_MENUITEM_PROP_VISIBLE, !g_settings_get_boolean(settings, key));
+	}
+}
+
+static void
+update_shutdown_callback (GSettings * settings, const gchar * key, gpointer data) {
+	DbusmenuMenuitem * mi = (DbusmenuMenuitem*) data;
+
+	if(g_strcmp0 (key, SHUTDOWN_KEY) == 0) {
+		dbusmenu_menuitem_property_set_bool(mi, DBUSMENU_MENUITEM_PROP_VISIBLE, !g_settings_get_boolean(settings, key));
+	}
+}
+
+void
+update_menu_entries(RestartShutdownLogoutMenuItems * restart_shutdown_logout_mi) {
+	/* If we don't have a client, build one. */
+	build_settings();
+
+	if (confirmation_notify != 0) {
+		g_signal_handler_disconnect (settings, confirmation_notify);
+		confirmation_notify = 0;
+	}
+
+	if (logout_notify != 0) {
+		g_signal_handler_disconnect (settings, logout_notify);
+		logout_notify = 0;
+	}
+
+	if (restart_notify != 0) {
+		g_signal_handler_disconnect (settings, restart_notify);
+		restart_notify = 0;
+	}
+
+	if (shutdown_notify != 0) {
+		g_signal_handler_disconnect (settings, shutdown_notify);
+		shutdown_notify = 0;
+	}
+
+	confirmation_notify = g_signal_connect (settings, "changed::" SUPPRESS_KEY,
+				G_CALLBACK(update_menu_entries_callback), restart_shutdown_logout_mi);
+	logout_notify = g_signal_connect (settings, "changed::" LOGOUT_KEY,
+				G_CALLBACK(update_logout_callback), restart_shutdown_logout_mi->logout_mi);
+	restart_notify = g_signal_connect (settings, "changed::" RESTART_KEY,
+				G_CALLBACK(update_restart_callback), restart_shutdown_logout_mi->restart_mi);
+	shutdown_notify = g_signal_connect (settings, "changed::" SHUTDOWN_KEY,
+				G_CALLBACK(update_shutdown_callback), restart_shutdown_logout_mi->shutdown_mi);
+
+	return;
+}
+