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List:       pykde
Subject:    Re: [PyKDE] Error: QPainter::killPStack: non-empty save/restore stack when end() was called
From:       Phil Thompson <phil () riverbankcomputing ! co ! uk>
Date:       2004-04-24 16:31:57
Message-ID: 200404241731.57128.phil () riverbankcomputing ! co ! uk
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On Tuesday 20 April 2004 1:00 pm, Fabio Zadrozny wrote:
> I'm having crashes using PyQt when creating a QApplication, using a
> QCheckListItem.RadioButtonController and then doing it again (I do it in
> unit-test, so that the QApplication is always 'clean'... ) - If I don't't
> use a QCheckListItem.RadioButtonController it doesn't crash...
>
> The code below shows the error (I'm using winXP, python 2.3, qt 3.2.3, pyqt
> 3.10)
>
> from qt import *
>
>
> class MainWindow(QWidget):
>
>     def __init__(self):
>         QWidget.__init__(self, None)
>         self.layout = QVBoxLayout(self)
>         self.treeview = QListView(self)
>
>         self.treeview.addColumn('')
>         self.treeview.header().hide()
>         self.layout.addWidget(self.treeview)
>
>         self.item = QCheckListItem(self.treeview, None, 'controller',
> QCheckListItem.RadioButtonController)
>
> class TestController(object):
>
>     def test(self):
>         self.main = MainWindow()
>         self.main.show()
>         self.main.close()
>
>
> if __name__ == '__main__':
>
>     _app = QApplication([])
>     t = TestController()
>     t.test()
>     _app.quit()
>     _app = None # necessary, otherwise QApplication doesn't die
>
>
>     _app = QApplication([])
>     t = TestController()
>
>     print 'will crash.....'
>     t.test()
>     print 'never gets here...'
>
>     _app.quit()
>     _app = None
>
>
> Output:
> will crash.....
> QPainter::killPStack: non-empty save/restore stack when end() was called

I can't reproduce this on Windows2000 using current snapshots.

Phil

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