[PyKDE] Python und GUI-Toolkits
Sibylle.Koczian at bibliothek.uni-augsburg.de
Wed Jun 2 12:27:00 BST 2004
Dear Mr. Lauer,
Did you try reading "Python und GUI-Toolkits"? This one aims at giving
you some background to how event driven programs work, what makes a
GUI-Toolkit at all etc. It contains a presentation of a "full-fledged"
application which is layed out GUI-Toolkit independent in the core and
than later on finished with
Very glad to see you're in this list. I've got the book, did part of the
Tkinter version of the application a while ago, but run into difficulties
with the Qt version. After closing the application as it is in step 1a, I
get the message: "Fatal Python error: PyEval_RestoreThread: NULL tstate".
It seems the circular reference (from the application instance to its main
window and from the main window back to the application) is responsible,
but I don't see a really good way around it.
Moreover in my own application I'd like to use a new style application
class, and with the current version of PyQt/SIP it's not possible to derive
a class from QApplication and from a new style class.
At the moment I've got Python 2.3.3, PyQt 3.11.17, SIP 22.214.171.124, Qt
3.3.1-36.5, running under SuSE Linux 9.1. I hear SIPv4 should solve both
problems, but I don't see how that update can get round the fact of the
Dr. Sibylle Koczian
Universitaetsbibliothek, Abt. Naturwiss.
Tel.: (0821) 598-2400, Fax : (0821) 598-2410
e-mail : Sibylle.Koczian at Bibliothek.Uni-Augsburg.DE
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