Re: [Vala] List with composed type

[Julian Andres Klode <jak jak-linux org>]

Am Sonntag, den 25.10.2009, 22:30 +0100 schrieb Johan:
> Hi,
>
> I want to construct a List (can be any kind of linked list) where each 
> element is a struct (or it could be an object):
>
>  struct StructType{
>        string s1;
>        string s2;
>        string s3;
>    }
>
>  var list = new List<StructType> ();
>
> output from valac:
> 'StructType' is not a supported generic type argument, use `?' to box 
> value types
>
> Seems that List does only accept simple types. Is there any simple way 
> to implement it without rewriting the whole code of a linked list?
> thanks for any help!
You could use a normal class (GType) or an object (GObject) instead,
i.e. something allocated on the heap. Structs are allocated on the
stack and thus do not work for things like generics. If a struct is
really needed, appending a ? after the type name works too.

Regards,
Julian