[PyQt] Bug: control-( generates no key event in PyQt demo

Phil Thompson phil at riverbankcomputing.com
Thu Jan 21 12:49:06 GMT 2010

On Tue, 19 Jan 2010 03:19:24 -0600, "Edward K. Ream" <edreamleo at gmail.com>
> This is a follow up to my report "Strange key event problem", given in
> full in the post script.
> - Open PyQt demo on Windows 7.
> - Launch Text Object demo from Rich Text menu.
> - Observe that ctrl-9,ctrl-0, and ctrl-shift-9 generate key events,
> but that ctrl-shift-0 does not.
> This is a serious issue for my app.
> Edward
> P.S.  Original report follows:
> On Windows 7, no key press event is generated for Ctrl-), that is,
> Ctrl-Shift-0. An event *is* generated for Ctrl-(, that is,
> Ctrl-Shift-9.
> The keyboard is a Microsoft ergonomic 4000 keyboard. This was such a
> strange thing that I tried two other keyboards, with the same results.
> This happens when running qt version 4.5.3, Python 2.6.4.
> This problem does *not* happen either on Ubuntu or, iirc, on Windows XP.
> My app's key handling is very complex, but all the complexity happens
> after getting the key event.  Certainly there are no special cases
> related to keys for binding the event filter.
> This looks to be a bug in Qt or PyQt.  Any suggestions?

I don't see how this can be a PyQt bug.


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