[PyKDE] Issue with QDialog and lifetime

Phil Thompson phil at riverbankcomputing.co.uk
Thu Jul 7 15:34:24 BST 2005

> On Thursday 07 July 2005 15:01, Phil Thompson wrote:
>> The original proposal would cause problems in the following scenario...
>> 1. One or more modal dialogs that are hidden when not used, rather than
>> being re-created each time they are needed.
>> 2. The dialogs are Python sub-classes of QDialog or the dialog has
>> instance objects (ie. there are useful Python objects tied to the C++
>> instance).
>> 3. No application references to the dialogs are maintained. The
>> application relies on finding a dialog again by searching its parent's
>> children.
> ....nor relies on the dialog staying alive to respond to events or
> signals.
> right?


>> This would seem to be an untypical way of doing things - is anybody
>> going
>> to shout that their 5 million line application relies on this technique?
> I *think* it should be problem-free, but Im not feeling confident about
> being
> able to reliably anticipate any problems. I would be happy to test if
> there
> was a patch for existing PyQt versions.

I *think* it should be problem free as well - but I don't *know*.
Particularly as we are getting towards the end of PyQt3's life and it
hasn't come up before in the last 7 years. So why not just wait until

I'll shout loudly if I add it to a snapshot.


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