[Qt-interest] Rules for QObject extensions

[Konrad Rosenbaum]

On Monday 23 March 2009, Andrea Franceschini wrote:
> 2009/3/23, Arnold Krille <arnold at arnoldarts.de>:
> > Its called the manual and lives for example at
> > http://doc.trolltech.com/4.5/index.html
>
> Yes, of course :) But I was thinking of a shorter compendium, like a
> list of rules, dos and don'ts or such a thing...

Well, http://doc.trolltech.com/4.5/qobject.html

> I guess there must be rules for inheriting QObject (and also QWidget,
> I suppose), for example the "can not have copy constructor" rule which
> I indirectly learned a while ago.

It's actually "do not have copy constructor" - you can re-implement it in 
your own class, but it is discouraged, since you need to know what you are 
doing (copying QObjects has side-effects or rather an unexpected lack of 
effects).


	Konrad

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