[Lazarus] Ubuntu 12.04

[Mattias Gaertner]

On Tue, 17 Apr 2012 11:40:00 +0200
zeljko <zeljko at holobit.net> wrote:

>[...]
> > > > > There's no env variables which points to this, also there's nothing
> > > > > in wm atoms what says that liboverlay is used.
> > > > 
> > > > What is the next step after finding out that liboverlay is active?
> > >  
> > >  ...at least show error dialog that liboverlay is active and inform user
> > >  howto
> > > 
> > > switch it off, or call putenv('LIBOVERLAY_SCROLLBAR=0') (if it'll work at
> > > all).
> > 
> > Do you know what the problem is with liboverlay? I remember vaguely
> > something about synedit and mouse capturing.
> 
> Yes, 1st problem is mouse capturing (but seem that only synedit is affected 
> according to my tests), 2nd problem is that it does not send position changes 
> when moved by mouse , mouse wheel works ....

I implemented a test to find out if liboverlay is active for a
scrolledwindow scrollbar and write a warning. 
And if it is active I used signal 'value-changed' instead of
'change-value'. Now scrolling in synedit seems to work.

Mattias