func (v *Overlay) AddOverlay(widget IWidget) {
	C.gtk_overlay_add_overlay(v.native(), widget.toWidget())
}
func (v *Overlay) AddOverlay(widget IWidget) {
	C.gtk_overlay_add_overlay(v.native(), widget.toWidget())
}
func ( v * Overlay ) AddOverlay ( widget IWidget ) { C . gtk_overlay_add_overlay ( v . native ( ) , widget . toWidget ( ) ) }
// AddOverlay() is a wrapper around gtk_overlay_add_overlay().
AddOverlay () is a wrapper around gtk_overlay_add_overlay () .