Review Request 120450: Implement KDEPlatformSystemTrayIcon::isSystemTrayAvailable()

Martin Klapetek martin.klapetek at gmail.com
Thu Oct 2 09:39:11 UTC 2014



> On Oct. 1, 2014, 6:57 p.m., Aleix Pol Gonzalez wrote:
> > Isn't that blocking? Do we know when it's called?
> 
> David Edmundson wrote:
>     yes it is.
>     but it's a static method and there is no change signal. There isn't really any other option (without changing Qt).
> 
> Martin Klapetek wrote:
>     What if we make it the other way around? Have the platform theme a static dbus interface and have our systray implementation signal that interface when it has loaded. This method would then return false until it has been signalled otherwise.
>     
>     Given the other change in KSNI, having a blocking call here (and in turn in all kdeds creating a KSNI after login) is not ideal :S
> 
> David Edmundson wrote:
>     I'm not sure I understand what you mean.
> 
> Martin Klapetek wrote:
>     Platform theme gets a dbus interface (org.kde.platformtheme eg) and a static bool s_systrayAvailable, initialized to false. isSystemTrayAvailable() would return this s_systrayAvailable.
>     
>     When the systray loads up, it sends a message to org.kde.platformtheme, platform theme sets s_systrayAvailable to true, job done.
> 
> David Edmundson wrote:
>     that's not the problem.  We can monitor the registered names already (we do in KStatusNotifierItem)
>     There's no way to signal to the application using only Qt that system tray available has changed.

Right, but it avoids a blocking dbus call in this patch, which would get called from the kded modules starting before plasma.


- Martin


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On Oct. 1, 2014, 6:41 p.m., David Edmundson wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://git.reviewboard.kde.org/r/120450/
> -----------------------------------------------------------
> 
> (Updated Oct. 1, 2014, 6:41 p.m.)
> 
> 
> Review request for KDE Frameworks.
> 
> 
> Repository: frameworkintegration
> 
> 
> Description
> -------
> 
> Implement KDEPlatformSystemTrayIcon::isSystemTrayAvailable()
> 
> 
> Diffs
> -----
> 
>   src/platformtheme/kdeplatformsystemtrayicon.cpp 3ada7d2 
> 
> Diff: https://git.reviewboard.kde.org/r/120450/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> David Edmundson
> 
>

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