Review Request 115137: Provide information about the active screen in KWindowSystem

[Alex Merry]

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src/kwindowsystem.h
<https://git.reviewboard.kde.org/r/115137/#comment33862>

    Suggest rewording: "This is typically the screen which contains..." (given that you say the definition is up to the windowing system platform).


- Alex Merry


On Jan. 20, 2014, 8:06 a.m., Martin Gräßlin wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://git.reviewboard.kde.org/r/115137/
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> 
> (Updated Jan. 20, 2014, 8:06 a.m.)
> 
> 
> Review request for KDE Frameworks, kdewin and kwin.
> 
> 
> Repository: kwindowsystem
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> 
> Description
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> The rational for these changes is based on the discussion in http://article.gmane.org/gmane.comp.kde.devel.plasma/27579/
> 
> Plasma needs to know which is the active screen and so far only KWin knows it, so we need to make everybody aware of it.
> 
> ---
> Add convenient wrapper for active screen to KWindowSystem
> 
> A method is added to get the identifier of the active screen as a
> QString and a signal whenever the active screen changes. This method
> is only provided for X11, on Windows and Mac a null QString is returned
> as the identifier.
> 
> Add an active screen property to NETRootInfo
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> The active screen is intended to be set by KWin to the active screen
> it's using. This can be used by a Client to manually position e.g.
> override redirect windows on the active screen. It's intended as a help
> for multi-screen setups where a Client can only do guesses on where to
> position e.g. a notification window.
> 
> It's a KDE specific extension as property _KDE_NET_ACTIVE_SCREEN and
> announced in the supported properties.
> 
> 
> Diffs
> -----
> 
>   src/kwindowsystem_x11.cpp 8634240cabc708a608277b34f21c41cee295e48a 
>   src/netwm.h aee6cea5e3b65cf6252b50515e4920cb9c96f240 
>   src/netwm.cpp 266afccaf111e6707493b18dad1d9c03dde1d912 
>   src/netwm_def.h 8b1ccb8bd731aefb9559c8f2b450337b0312ed4d 
>   src/netwm_p.h 41792b330f7405034f4d51fb31a4de5dd674b6d0 
>   autotests/netrootinfotestwm.cpp 120fbee92d0b22862d8ce746b3b30891ecd9f056 
>   src/kwindowsystem.h 5bcfd062dcca42d282b70d0683d4ee1da88cc814 
>   src/kwindowsystem_mac.cpp 8bd2ac763fa26ba49e7733fc3ba93e755383928c 
>   src/kwindowsystem_win.cpp 96148b2d808396a3046204e55fd19d767db017c5 
> 
> Diff: https://git.reviewboard.kde.org/r/115137/diff/
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> 
> Testing
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> * wm part of NETWM is unit tested
> * KWindowSystem is only compile tested (unit testing is difficult as we need a window manager which supports this property which is at the moment of this writing: none)
> * Windows and Mac is not even compile tested, that's why kdewin is included in the review. If you have the time for it, please do a compile test.
> 
> 
> Thanks,
> 
> Martin Gräßlin
> 
>

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