[PySide] Frameless dialog does not show

[A Lynch]

Ludo Visser <l.c.visser at ...> writes:

> 
> That works like a charm, thanks!
> Is there an explanation why it should be done in this way?
> 
> Best,
> Ludo
> 
> On Jul 25, 2012, at 12:16 pm, Juande Manjon wrote:
> 
> > Try to set the windows flag in the constructor
> > 
> > class ModalDialog(QtGui.QDialog):
> >     def __init__(self, *args, **kwargs):
> > 
> >         kwargs['f'] = QtCore.Qt.FramelessWindowHint
> >         QtGui.QDialog.__init__(self, *args, **kwargs)        
> >         
> >         #self.setWindowFlags(QtCore.Qt.FramelessWindowHint)
> > 
> > 
> > Regards
> > Juande
> > 

setWindowFlags passes flags to the underlying C/C++ API on construction, e.g.
see the Windows C API for more details. Once the window has been created it's
then too late to change those options:

http://msdn.microsoft.com/en-us/library/windows/desktop/ms632680%28v=vs.85%29.aspx

http://msdn.microsoft.com/en-us/library/windows/desktop/ff700543%28v=vs.85%29.aspx

Regards