[vtkusers] VTKPanel +Swing - repainting issue

[Jerome Robert]

Do you call repaint from the EDT ?

Could you give the stack of you NullPointerException ?

> ----- Message d'origine -----
> De : Markus Ott
> Envoyés : 22.06.10 11:28
> À : Jerome Robert
> Objet : Re: [vtkusers] Re : VTKPanel +Swing - repainting issue
> 
> Hi Jerome,
> 
> thank you for your quick reply.
> The application is running on a Windows Vista machine.
> 
> I use a simple BorderLayout with vtkPanel at BorderLayout.CENTER and the
> infoPanel at BorderLayout.LINE_START.
> 
> Overriding removeNotify() as in http://www.vtk.org/Bug/view.php?id=7107
> doesn't help here.
> 
> Jerome Robert schrieb:
> > On Windows, running your Java application with -Dsun.java2d.ddoffscreen=false -Dsun.java2d.gdiblit=false may help removing the flickering effect.
> > 
> > I don't think it's a lightweight/heavyweight problem as one panel is not hidding an other. It could be related to http://www.vtk.org/Bug/view.php?id=7107
> > 
> > Which layout do you use in your main JPanel ?
> > 
> > Jerome
> > 
> >> ----- Message d'origine -----
> >> De : Markus Ott
> >> Envoyés : 21.06.10 18:28
> >> À : vtkusers at vtk.org
> >> Objet : [vtkusers] VTKPanel +Swing - repainting issue
> >>
> >> Hello vtkusers!
> >>
> >> I'm using VTK within Java. I have a simple layout with a JPanel
> >> containing another information panel on the left side and a vtkPanel on
> >> the right side.
> >>
> >> When i'm trying to override paintComponent()-methods of my infoPanel and
> >> call the repaint() method the whole program's visual representation
> >> messes up. I.e. i have only black and grey representations of my gui
> >> elements and vtkPanel isn't usable any more (if i click it i get a
> >> nullPointerException).
> >>
> >> I think it has something to do with mixing lightweight and heavyweight
> >> components within java.
> >>
> >> Also the vtkPanel is flickering while resizing the window or if other
> >> programs are on top of it. I think this may be based upon the same problem.
> >>
> >> Has anybody an idea what to do?
> >>
> >> Regards,
> >> Markus
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