gtk/color_chooser.go
func (v *ColorChooser) SetRGBA(gdkColor *gdk.RGBA) {
	C.gtk_color_chooser_set_rgba(v.native(), (*C.GdkRGBA)(unsafe.Pointer(gdkColor.Native())))
}
func (v *ColorChooser) SetRGBA(gdkColor *gdk.RGBA) {
	C.gtk_color_chooser_set_rgba(v.native(), (*C.GdkRGBA)(unsafe.Pointer(gdkColor.Native())))
}
// SetRGBA() is a wrapper around gtk_color_chooser_set_rgba().