func (v *Box) QueryChildPacking(child IWidget) (expand, fill bool, padding uint, packType PackType) {
	var cexpand, cfill C.gboolean
	var cpadding C.guint
	var cpackType C.GtkPackType

	C.gtk_box_query_child_packing(v.native(), child.toWidget(), &cexpand,
		&cfill, &cpadding, &cpackType)
	return gobool(cexpand), gobool(cfill), uint(cpadding), PackType(cpackType)
}
func (v *Box) QueryChildPacking(child IWidget) (expand, fill bool, padding uint, packType PackType) {
	var cexpand, cfill C.gboolean
	var cpadding C.guint
	var cpackType C.GtkPackType

	C.gtk_box_query_child_packing(v.native(), child.toWidget(), &cexpand,
		&cfill, &cpadding, &cpackType)
	return gobool(cexpand), gobool(cfill), uint(cpadding), PackType(cpackType)
}
// QueryChildPacking() is a wrapper around gtk_box_query_child_packing().