GtkWidgetClass * widget_class;
GtkRulerClass * hruler_class;
- widget_class = (GtkWidgetClass*) klass;
- hruler_class = (GtkRulerClass*) klass;
+ widget_class = GTK_WIDGET_CLASS(klass);
+ hruler_class = GTK_RULER_CLASS(klass);
/* just neglect motion notify events */
widget_class->motion_notify_event = NULL /* gtk_shruler_motion_notify */;