[PyQt] Re: how to show interactive Picture

Markus Feldmann feldmann_markus at gmx.de
Mon Feb 9 22:57:24 GMT 2009

Mads Ipsen schrieb:
> Could is be that you try to paint before the window is shown? You need to
> call show() before you can start painting. The following snippet generates
> an error similar to yours:

This is not all of my Code. So there is a <show()> in my main source 
code. This Source Code only shows a sub-widget of a MDI Application.

However this window is shown, but without the picture.
How do the program know in which widget shall the Pixmap
be shown ?

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