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List:       kde-devel
Subject:    Re: Plasma::DataEngine not automatically updating
From:       Trever Fischer <wm161 () wm161 ! net>
Date:       2009-02-18 19:40:31
Message-ID: 200902181440.50968.wm161 () wm161 ! net
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On Wednesday 18 February 2009 02:19:11 pm Shantanu Jha wrote:
> I tried modifying the timeout passed in
> kdebase/workspace/plasma/applets/system-monitor/applet.cpp to 100, but
> still it doesn't update the interface list, i.e. ppp0 is still not
> getting detected. Seems that the update after the timeout is only
> partial.
>
connectSource() has nothing to do with the actual list of sources.
> On Thu, Feb 19, 2009 at 12:35 AM, Shawn Starr <shawn.starr@rogers.com> 
wrote:
> >>----- Original Message ----
> >>
> >>From: Shantanu Jha
> >>To: kde-devel@kde.org
> >>Cc: wm161
> >>Sent: Wednesday, February 18, 2009 2:01:26 PM
> >>Subject: Re: Plasma::DataEngine not automatically updating>
> >>
> >>So, Is there any workaround till the bug is fixed, I mean is it
> >>somehow possible to destroy the object and recreate it? (Apologies if
> >>didn't make sense, i'm kinda newbie ).
> >
There is no workaround for this bug.
> > There is no public API to push updates, if you set a timeout when you
> > connectSource() it will only update after the timer expires. There is no
> > force trigger update mechanism in Plasma that I know of yet.
> >
> > Thanks,
> > Shawn.
> >
> >>> Visit http://mail.kde.org/mailman/listinfo/kde-devel#unsub to
> >>> unsubscribe <<

A possible solution to this is to install a timer in the engine that 
periodically polls KSysguardd for a list of sensors, but a more efficient one 
would for functionality to be added to KSysguard that notifies clients when new 
sensors become available or disappear.

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