gtk/gtk.go
func (v *Container) PropagateDraw(child IWidget, cr *cairo.Context) {
	context := (*C.cairo_t)(unsafe.Pointer(cr.Native()))
	C.gtk_container_propagate_draw(v.native(), child.toWidget(), context)
}
func (v *Container) PropagateDraw(child IWidget, cr *cairo.Context) {
	context := (*C.cairo_t)(unsafe.Pointer(cr.Native()))
	C.gtk_container_propagate_draw(v.native(), child.toWidget(), context)
}
// PropagateDraw is a wrapper around gtk_container_propagate_draw().