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List:       kde-devel
Subject:    Re: KSysTray not exiting and various programming questions
From:       Matt Rogers <matt.rogers () kdemail ! net>
Date:       2004-03-31 4:14:25
Message-ID: 200403302214.25515.matt.rogers () kdemail ! net
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On Tuesday 30 March 2004 10:10 pm, Michael Pyne wrote:
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> On Tuesday 30 March 2004 22:54, Nathan Toone wrote:
> > This works fine - and it displays my icon.  When I right click, I get the
> > menu option for "Quit".  However, when I click on "Quit", the icon
> > disappears, but the process continues running.
>
> KDE applications are based on the Qt toolkit.  The Qt toolkit employs the
> idea of signals which can be connected to slots by a program.  The signal
> doesn't know what it's connected to, and slots don't know what connects to
> it.  It's a very powerful metaphor for modeling user interaction.
>
> What you need to do is connect the quit signal emitted by the system tray
> icon to your application's quit signal.
>
> An example from JuK:
> connect(m_systemTray, SIGNAL(quitSelected()), this, SLOT(slotQuit()));
>
> You probably will do something like:
> connect (&sysTray, SIGNAL(quitSelected()), &app, SLOT(quit()));
>
> Also, you should normally create Qt objects by using the new operator.  If
> you pass the parent of the object in question, you should never need to
> worry about deleting it.  But please review resource management anyways,
> it's not just for memory. ;-)
>
> > How do I set up my build system (Makefiles, configure, etc)?  I'm just
> > compiling stuff by hand (well, with a shell script) but all my paths are
> > hard-coded etc.
>
> You need to use the autotools.  KDevelop makes it easy, but if you like to
> do it from the command line, you'll need to have Makefile.am files for the
> most part.  I really can't work the whole spiel into this message, but
> there is a HOWTO at:
> http://developer.kde.org/documentation/other/makefile_am_howto.html
>
> It only covers the Makefile.am part, not actually creating the build
> system. The best place to cover that would probably be the CVS howto:
> http://wiki.kdenews.org/tiki-index.php?page=KDE%20CVS%20Step%20by%20Step
>
> Good luck!
>
> Regards,
>  - Michael Pyne

To expand on the above, it might be a good idea to look at this page:

http://quality.kde.org/develop/howto/howtohack.php

Matt
 
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