gtk_widget_add_controller (drawing_area, GTK_EVENT_CONTROLLER (gesture));
/* Zoom */
- zoom = gesture = gtk_gesture_zoom_new (drawing_area);
+ zoom = gesture = gtk_gesture_zoom_new ();
g_signal_connect (gesture, "scale-changed",
G_CALLBACK (zoom_scale_changed), drawing_area);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
GTK_PHASE_BUBBLE);
- g_object_weak_ref (G_OBJECT (drawing_area), (GWeakNotify) g_object_unref, gesture);
+ gtk_widget_add_controller (drawing_area, GTK_EVENT_CONTROLLER (gesture));
}
if (!gtk_widget_get_visible (window))
/**
* gtk_gesture_zoom_new:
- * @widget: a #GtkWidget
*
* Returns a newly created #GtkGesture that recognizes zoom
* in/out gestures (usually known as pinch/zoom).
* Returns: a newly created #GtkGestureZoom
**/
GtkGesture *
-gtk_gesture_zoom_new (GtkWidget *widget)
+gtk_gesture_zoom_new (void)
{
- g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
-
return g_object_new (GTK_TYPE_GESTURE_ZOOM,
- "widget", widget,
NULL);
}
GType gtk_gesture_zoom_get_type (void) G_GNUC_CONST;
GDK_AVAILABLE_IN_ALL
-GtkGesture * gtk_gesture_zoom_new (GtkWidget *widget);
+GtkGesture * gtk_gesture_zoom_new (void);
GDK_AVAILABLE_IN_ALL
gdouble gtk_gesture_zoom_get_scale_delta (GtkGestureZoom *gesture);