[Gtk2] autosize question

[Mattias Gaertner]

On Tue, 8 Dec 2009 17:15:22 +0000
Henry Vermaak <henry.vermaak at gmail.com> wrote:

> Hi gtk2 list
> 
> I realised today that the lcl doesn't react very well if you change
> the size of the system font.  Autosized controls should react by
> invalidating and re-computing their size.  I thought the best place to
> do this is GTKStyleChanged (using the style-set signal).  It should be
> really simple, like calling InvalidatePreferredSize or something, but
> I can't get it to work (except if I call
> gtk_widget_set_size_request(widget, -1, -1), but I doubt if that's the
> best thing to do).  Can someone give me any hints, please?

AControl.InvalidateClientRectCache(false);

Then send a WMSize message to the control.


Mattias