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List:       kdevelop
Subject:    Re: When is a class added to the list of moc files
From:       Martin Piskernig <martin.piskernig () stuwo ! at>
Date:       2000-04-17 17:06:40
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On Mon, 17 Apr 2000, Werner Modenbach wrote:
> Recently we created a class which was derived from QFrame.
> Everything worked fine until we tried to create a signal.
> The linker reclaimed for a missing reference.
> It took us a long while to find out that there is no meta object created from
> our class. Where do I tell to build a meta object. Isn't it possible to do this
> automatically when detecting signals or slots?
> 
> After we fixed this (by creating a new project and transfering the source to
> the prebuild classes - our project ist still small ;-)) now we tried to connect
> the signal to a slot of another class.
> This seend to work fine, but unfortinately when I debug until the emit
> statement the emit returns without calling the slot.
> 
> Do I have to take care about some specialities to make this work?

Did you add a Q_OBJECT to the beginning of your class? Also, a "make -f
Makefile.dist" is needed after this, then all should build correctly. 
-- 
Martin Piskernig
<mpiskernig@kdevelop.de>       ICQ: 24015591
The KDevelop Team           www.kdevelop.org

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