Re: How to make a GtkButton respond to a key press

[Phil Wolff <adiabat centurylink net>]

When using Glade to design a UI, I've noticed that the Button dialog has
an "Activatable/Actionable" section which includes an on/off "Use Action
Appearance" selection. This suggests that you might look into
GtkActionable and kin...

On 2015/03/06 07:55, Jim Charlton wrote:
> On 15-03-06 06:52 AM, Michael Torrie wrote:
> > On 03/05/2015 09:31 PM, Jim Charlton wrote:
> > > I presume you have a callback function connected to the button press
> > > event.  Just create code to intercept the keyboard event and go to a
> > > callback function that sees what key was pressed and then calls the
> > > same
> > > function that would have been called had the button been pressed.
> > >
> > > The first example I found from Google was
> > > http://stackoverflow.com/questions/10134956/in-simple-gtk-key-press-event-example-gdk-shift-mask-seems-to-be-ignored
> > >
> > >
> > > You can see the code you need to intercept the keyboard event.
> > >
> > > I do exactly this sort of thing in programs with the user being able to
> > > hit a select keyboard key or click the button (although I am using
> > > gtkmm3).
> > No, this is not quite what I am asking for.  Capturing keyboard events
> > is fine, but I need the button to click visually, for feedback purposes.
> >   Just like what happens if you define the control key shortcut and
> > press
> > that.
> >
> > So the question is either, how can I get GtkButton to respond to a
> > non-modifier hotkey, or how can I programmatically get GtkButton to
> > visually depress and release?
> > _______________________________________________
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> > gtk-app-devel-list gnome org
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> Ah.  I see.  Sorry that I misunderstood.  In my case, I just use the
> button set_sensitive() method to deactivate the button until I am
> ready to reactivate it.  This greys out the button.  I suppose that
> you could use this with a short delay to flash the button.  Or you
> could just flash the button background color.
>
> It seems like gtk just changes/flashes the background color of the
> button when you click it, but I am not sure exactly which method it
> uses to do that.
>
> jim...
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