[gnome-control-center] mouse: Change UI when mouse handedness when setting changes

[Bastien Nocera <hadess src gnome org>]

commit 1d952001f580eef074c162fdf7c84407a9a6b031
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Oct 28 12:20:02 2015 +0100

    mouse: Change UI when mouse handedness when setting changes
    
    This simplifies the way that we keep the settings and the UI in sync.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=756863

 panels/mouse/gnome-mouse-properties.c |   24 +++++++-----------------
 1 files changed, 7 insertions(+), 17 deletions(-)
---
diff --git a/panels/mouse/gnome-mouse-properties.c b/panels/mouse/gnome-mouse-properties.c
index 5030055..fa15241 100644
--- a/panels/mouse/gnome-mouse-properties.c
+++ b/panels/mouse/gnome-mouse-properties.c
@@ -70,19 +70,6 @@ struct _CcMousePropertiesPrivate
 G_DEFINE_TYPE (CcMouseProperties, cc_mouse_properties, GTK_TYPE_BIN);
 
 static void
-on_mouse_orientation_changed (GtkToggleButton *button,
-                             gpointer         user_data)
-{
-       CcMousePropertiesPrivate *d = user_data;
-
-       if (gtk_toggle_button_get_active (button)) {
-               g_settings_set_boolean (d->mouse_settings, "left-handed", !d->left_handed);
-               gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (WID (d->left_handed ? "primary-button-right" 
: "primary-button-left")), FALSE);
-               d->left_handed = !d->left_handed;
-       }
-}
-
-static void
 orientation_button_release_event (GtkWidget   *widget,
                                  GdkEventButton *event)
 {
@@ -204,10 +191,13 @@ setup_dialog (CcMousePropertiesPrivate *d)
        d->left_handed = g_settings_get_boolean (d->mouse_settings, "left-handed");
        button = GTK_TOGGLE_BUTTON (WID (d->left_handed ? "primary-button-right" : "primary-button-left"));
        gtk_toggle_button_set_active (button, TRUE);
-       g_signal_connect (WID ("primary-button-left"), "toggled",
-                         G_CALLBACK (on_mouse_orientation_changed), d);
-       g_signal_connect (WID ("primary-button-right"), "toggled",
-                         G_CALLBACK (on_mouse_orientation_changed), d);
+
+       g_settings_bind (d->mouse_settings, "left-handed",
+                        WID ("primary-button-left"), "active",
+                        G_SETTINGS_BIND_DEFAULT | G_SETTINGS_BIND_INVERT_BOOLEAN);
+       g_settings_bind (d->mouse_settings, "left-handed",
+                        WID ("primary-button-right"), "active",
+                        G_SETTINGS_BIND_DEFAULT);
 
        /* explicitly connect to button-release so that you can change orientation with either button */
        g_signal_connect (WID ("primary-button-right"), "button_release_event",