gtk/print.go
func (po *PrintOperation) SetHasSelection(selection bool) {
	C.gtk_print_operation_set_has_selection(po.native(), gbool(selection))
}
func (po *PrintOperation) SetHasSelection(selection bool) {
	C.gtk_print_operation_set_has_selection(po.native(), gbool(selection))
}
// SetHasSelection() is a wrapper around gtk_print_operation_set_has_selection().