On Thursday 13 July 2006 8:54 am, Alexandre Fayolle wrote: > Package: python-qt4-doc > Version: 4.0-2 > Severity: normal > > Hi, > > While trying to run the itemview demos on an AMD64 computer I ran into a > problem: the QModelIndex are built by passing the id() of a python object > (which is a C long integer) and the Qt API requires an int. The value > returned by index.internalId() is truncated to an int, and this value is > used to make a lookup in a python dictionary which was built using the > original 64bit value, and therefore we get a KeyError and the demo does not > work: > > simpletreemodel$ python simpletreemodel.py > Traceback (most recent call last): > File "simpletreemodel.py", line 119, in parent > childItem = self.object_dict[index.internalId()] > KeyError: -414219776L > Traceback (most recent call last): > File "simpletreemodel.py", line 87, in data > item = self.object_dict[index.internalId()] > KeyError: -414219776L > <snip> > > > I tried to use index.internalPointer() which returns a reference on the > python instance being referenced by the model index. This works on i386, > and segfaults on AMD64. And I am afraid that this can lead to strange > things on i386 if the TreeItem is garbage collected. > > I'm CC'ing this bug report the pykde mailing list, where people may have an > opinion on that matter.
It's fixed in the relevant examples in current PyQt4 snapshots. Phil -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
