On Tue, 2010-05-25 at 11:12 +0200, pancake wrote:
> How can I cast an out parameter?
>
> public class Foo {}
> public class Bar : Foo {}
>
> void test(out Foo foo) {
> foo = new Bar ();
> }
>
> void main() {
> Bar bar;
> test (out bar);
> }
>
> a.vala:10.9-10.15: error: Argument 1: Cannot convert from `Foo' to `Bar?'
More verbose error message: test(out Foo foo), considered
as a black box, may assign to foo any descendant of Foo,
not necessarily Bar.
Try:
Foo x;
test (out x);
Bar bar = x as Bar;
hand
Nor Jaidi Tuah
_______________________________________________
vala-list mailing list
[email protected]
http://mail.gnome.org/mailman/listinfo/vala-list
