Re: [Vala] Doubt with "hasemitter"

[rastersoft <raster rastersoft com>]

Just an extra note: it seems that if I don't use "connect_signals" from 
the builder object, but connect it directly with 
.clicked.connect(function_name) works fine...


El 11/03/18 a las 01:28, rastersoft escribió:
> Hello:
>
> I had some odd problems with a button callback: when it is clicked and 
> try to operate with "this", I receive a core dump.
>
> I discovered something odd: the documentation in Valadoc shows the 
> button callback as
>
>     [ HasEmitter ]
>     public virtual signal void *clicked* ()
>
> I created the callback like that, and it failed with the core dump. 
> But if I define the callback as:
>
>     public virtual signal void *clicked* (Gtk.Widget emitter)
>
> it works fine.
>
> So, what does mean the "hasemitter" attribute, what has to do with the 
> callbacks with the "Gtk.Widget" parameter removed, and how can I know 
> the true signature for these signals?
>
> Thanks.
>
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