Contextmenu in a QTreeWidget with PyQT

blaven at gmail.com blaven at gmail.com
Wed Nov 28 00:26:02 CET 2007


On Nov 22, 8:30 am, David Boddie <da... at boddie.org.uk> wrote:
> On Wed Nov 21 19:46:48 CET 2007,blavenwrote:
>
> > I apologize in advance if this is not the correct forum to ask this
> > and if someone knows a better place, please let me know.
>
> There is a mailing list for PyQt/PyKDE issues:
>
>  http://www.riverbankcomputing.com/mailman/listinfo/pyqt
>
> It's not a problem to post questions here - some of the people on that list
> also read python-list/comp.lang.python.
>
> > But, I am trying to create a Contextmenu (a right-click popup menu) from
> > within a QTreeWidget.  I tried setting the contextMenuPolicy to
> > CustomContextMenu and then handling the signal
> > customContextMenuRequested() but nothing seems to be happening.  ie:
> >    self.tree = QTreeWidget()
> >    self.tree.setContextMenuPolicy(Qt.CustomContextMenu)
>
> > self.connect(self.tree,SIGNAL('customContextMenuRequested()'),
> >              self.newContext)
>
> You need to specify the parameters that the signal passes in the signature:
>
>   self.connect(self.tree,SIGNAL('customContextMenuRequested(QPoint)'),
>                self.newContext)
>
> In this case, a QPoint object is passed; see the documentation for more
> details:
>
> http://www.riverbankcomputing.com/Docs/PyQt4/html/qwidget.html#custom...
>
> > Does anyone have a sample or tutorial on how to do this?  One other
> > question, whe I right click, it changes the selection in the
> > TreeWidget, would I need to remove the handler for right clicks to get
> > the menu?
>
> With your custom context menu enabled, you may find that right clicks no
> longer cause the selection to change. If it does, post another question,
> either here or on the PyQt/PyKDE list, and I'm sure someone will help you
> out.
>
> Good luck!
>
> David

Hello again.  It looks like I got the contextMenu to pop up but it was
as I feared.
When I right click to bring up the menu, it also changes the selection
in the background.
Is there a way to disable the right clicking for the QTreeWidget yet
still retain the
contextMenu? Thanks!

B



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