Re: Setting custom Glib::Property values in Gtk::Builder .ui XML

On 6/27/19 7:00 PM, Daniel Boles via gtkmm-list wrote:
> That all looks incredible! Thanks so much for putting all that work in 
> - hugely appreciated.
>
> Does "Using derived widgets" in the doc book need updated here too? I 
> didn't see it being amended. Right now it says:
Yes, the "Using derived widgets" section should be updated. If you want 
to do it, please do. Otherwise I'll do it, but not today and perhaps not 
tomorrow.
>
> > Of course you won't see the exact appearance and properties of your 
> derived widget in Glade, but you can specify its location and child 
> widgets and the properties of its gtkmm base class
>
> We probably want to add that by manually editing the .ui file, it's 
> now possible to set derived-class properties, albeit of course they 
> are still not available to set/see visually in Glade of course.
>
> ***
>
> I suppose technically this is simply a new feature, which was 
> previously missing. But it might be seen as a big omission in 
> retrospect, as it could plug a real gap in the ability to use custom 
> widgets nicely (for those who prefer declarative properties in .ui to 
> programmatic poking in .cpp).
>
> So, when does a missing feature become so conspicious as to perhaps 
> qualify as a bug? I'll let you decide. :-)
>
I'm inclined to classify it as a new feature that will have to wait to a 
stable glibmm 2.62 version. But it's possible that will change my mind. 
I suppose there is not much hope for a comment from Murray Cumming these 
days.

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