[PyQt] Trouble reading a model index from an "untouched" combo box

[Andreas Pakulat]

On 30.01.10 22:44:24, Claudio Felix wrote:
> >
> > Looking at the source code in Qt, I think the reason for this is because
> > there's no connection between the currentIndex() in the itemview and the
> > one in its selectionModel. In particular the currentChanged() slot in
> > the itemview doesn't update its internal currentIndex. I think thats a
> > bug in Qt.
> >
> > So you'll have to ignore the view here and work with the row from the
> > combobox to generate a model index. This should work:
> >
> > def getItemID(self:
> >    self.comboBox.setCurrentIndex(0)
> >    idx = self.model.index( self.comboBox.currentIndex(), self.model.fieldIndex("ITEM_ID"), QModelIndex() )
> >    return self.model.data(idx).toInt()[0]
> >
> > Andreas
> 
> It worked fine that way. Since these DB records won't change anyway, I
> think indexing the ITEM_ID field by the combo box item index will do
> the job in the long run for this particular project. About this
> potential bug of the lack of connection between the currentIndex in
> the itemview and the one in the selectionModel, should we report this
> to Phil or maybe open a bug report for QT? I'm not familiar with QT's
> source code, but if that is really a bug (and it looks like it is) it
> would be nice to get it fixed, huh?

File it with Qt as bug, for getting their attention it should be enough
if you can provide a small example demonstrating the problem (IIRC they
prefer C++).

Andreas
 
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