Re: [Vala] Inheriting from GLib.Action

[Luca Bruno <lethalman88 gmail com>]

On 05/03/2014 07:26, Edward Hennessy wrote:
> I've edited the gio-2.0.vapi file and got classes implementing the GLib.Action interface working. Here is the 
> vapi segment that I think is correct:
>
>         public interface Action : GLib.Object {
>                 public abstract void activate (GLib.Variant? parameter);
>                 public abstract void change_state (GLib.Variant value);
>                 public abstract GLib.Variant? get_state_hint ();
>                 public static bool name_is_valid (string action_name);
>                 public static bool parse_detailed_name (string detailed_name, out string action_name, out 
> GLib.Variant target_value) throws GLib.Error;
>                 public static string print_detailed_name (string action_name, GLib.Variant parameter);
>                 public abstract bool enabled { get; }
>                 public abstract string name { get; }
>                 public abstract GLib.VariantType? parameter_type { get; }
>                 public abstract GLib.Variant? state { owned get; }
>                 public abstract GLib.VariantType? state_type { get; }
>         }
>
> However, I haven't been able to edit the Gio-2.0.metadata in a way to generate the segment above. I'm down to 
> trial-and-error. Vapigen usually gives me compile warnings or errors. When it is successful, I get 
> [NoAccessorMethod] which results in a SIGSEGV in the application because the interface function table isn't 
> populated. Any help getting me to the next step is appreciated.
Thanks for sharing. The girparser has code for detecting such cases and 
discard the get_foo for the foo property. It's not something that should 
go in the metadata. Girparser should checked too understand the reason 
why it doesn't discard get_foo in this case.