[vtkusers] QVTKWidget Size In Container Widget

Dominik Szczerba dominik at itis.ethz.ch
Fri Nov 14 09:13:23 EST 2008


Why not use the qt designer?
If you dont like it then at least use it once and reverse-engineer the 
files it generates.

Dominik

Simon ESNEAULT wrote:
> Hi,
> 
> I've got the same behaviour here, the size of any QVTKWidget is not 
> correct, it's only in the top left, see these 2 links with image from 
> exemple "SimpleView" and from Paraview :
> http://img262.imageshack.us/img262/7940/paravibx2.jpg
> http://img385.imageshack.us/img385/297/qvtkwidgetrx8.jpg
> 
> Running kubuntu 8.10 64 bit, dual screen on Geforce quadro FX 4500, QT 
> 4.4.3, VTK 5.2
> 
> Anyone as the same problem ? Is it related to the dual screen ? It's 
> seem's that the height of the widget is exactly half of the normal height...
> 
> It's also strange that this doesn't occurs everytimes, sometimes it's 
> the correct but i can't find when...
> 
> Thxs for helping and for the great library !
> Simon
> 
> On Mon, May 26, 2008 at 16:57, John Eke <johne at annidis.com 
> <mailto:johne at annidis.com>> wrote:
> 
>     Hi,
> 
>     I have subclassed QVTKWidget, and created two of these widgets
>     inside a frame using horizontal layout. I also set their size
>     policies so that combined, they occupy the entire container (the
>     frame). But for some reason when the app runs, these two QVTKWidget
>     sub classes initialize to a tiny boxes at the top left of the area
>     they are supposed to fill. I also noticed that if I watch for a
>     while, the entire application freezes. Then by clicking anywhere in
>     the entire application, both widgets then occupy the actual region
>     they are supposed to then all is fine.
> 
>     This is very wierd behaviour, I am fairly new to VTK as a whole. I
>     have tried to manually call resize() in the constructor of the
>     subclasses, and I have also tried to call resize() in the
>     constructor of the main window that initializes the two instances of
>     the subclass. Still nothing.
> 
>     Has anyone experienced this before? I think maybe there is something
>     QVTK specific that I am not initializing
> 
>     Thanks
> 
>     - John
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> 
> 
> 
> -- 
> ------------------------------------------------------------------
> Simon Esneault
> Laboratoire Traitement du Signal et de l'Image, (LTSI, UMR-INSERM 642)
> Université de Rennes I, Campus de Beaulieu,
> 35042 Rennes Cedex, France.
> Tel : +33 (0)6 64 61 30 94
> Mail : simon.esneault at univ-rennes1.fr 
> <mailto:simon.esneault at univ-rennes1.fr>
> ------------------------------------------------------------------
> 
> 
> ------------------------------------------------------------------------
> 
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-- 
Dominik Szczerba, PhD
Computational Physics Group
IT'IS Foundation
http://www.itis.ethz.ch



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