Re: Detecting whether a widget is displayed.

[Lars Wirzenius <liw liw fi>]

On Thu, 2009-11-05 at 07:58 -0800, Daniel Burrows wrote:
> On Thu, Nov 05, 2009 at 04:31:27PM +0200, Lars Wirzenius <liw liw fi> was heard to say:
> > On Thu, 2009-11-05 at 06:28 -0800, Daniel Burrows wrote:
> > >   I'm trying to write a custom widget (in GTK--) that would benefit
> > > from knowing whether it's currently visible or not.
> >
> > Do the map-event and unmap-event signals on GtkWidget do what you need?
>
>   I tried them earlier -- it didn't seem like my object was ever
> receiving the map or unmap events, though.  I can take another look;
> maybe my test was wrong.

Did you connect to map or map-event? Both signals seem to exist. I think
the latter is the one you'd want. (Ditto for unmap and unmap-event.)