Re: [ROOT] how to handle mouse events in root

From: Fons Rademakers (Fons.Rademakers@cern.ch)
Date: Tue Jul 30 2002 - 23:32:13 MEST


Sorry forgot to paste the link:

http://root.cern.ch/root/roottalk/roottalk02/2914.html

Cheers, Fons.




On Tue, 2002-07-30 at 23:13, Jo Schambach wrote:
> I am sorry, Fons, I am a little confused: which message and which thread are
> you talking about?
> 
> Cheers,		Jo
> 
> Fons Rademakers wrote:
> > 
> > Hi Jo,
> > 
> >   see this message and the associated thread.
> > 
> > Cheers, Fons.
> > 
> > On Tue, 2002-07-30 at 21:31, Jo Schambach wrote:
> > > Forgive me if this question is a FAQ or has been answered before:
> > >
> > > How does one handle mouse events in a custom root application?
> > > Specifically, here is what I would like to do:
> > > I have a canvas with 2 pads, one pad containing a 2d histo, the other a 1d
> > > histo. When the user left clicks (or shift clicks, if left click is already
> > > used) on the 2d histo, I would like to display the projection of the 2d histo
> > > at the mouse location in the 1d histo. So I need a way of getting notified
> > > about the fact and the location of the "left-mouse-click".
> > > Thanks for any help in advance.
> > >
> > > Regards,
> > >
> > > Jo
> > > --
> > > *******************************************************
> > > Dr Joachim Schambach
> > > Physics Department, RLM 5.208 -C1600
> > > University of Texas
> > > Austin, TX 78712, USA
> > > Phone: (512) 471-1303; FAX: (781) 998-5513
> > > e-mail: jschamba@physics.utexas.edu
> > --
> > Org:    CERN, European Laboratory for Particle Physics.
> > Mail:   1211 Geneve 23, Switzerland
> > E-Mail: Fons.Rademakers@cern.ch              Phone: +41 22 7679248
> > WWW:    http://root.cern.ch/~rdm/            Fax:   +41 22 7679480
> 
> -- 
> *******************************************************
> Dr Joachim Schambach
> Physics Department, RLM 5.208 -C1600
> University of Texas
> Austin, TX 78712, USA
> Phone: (512) 471-1303; FAX: (781) 998-5513
> e-mail: jschamba@physics.utexas.edu
-- 
Org:    CERN, European Laboratory for Particle Physics.
Mail:   1211 Geneve 23, Switzerland
E-Mail: Fons.Rademakers@cern.ch              Phone: +41 22 7679248
WWW:    http://root.cern.ch/~rdm/            Fax:   +41 22 7679480



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