Review Request 121355: Expose actual and maximum brightness value in dataengine

[Emmanuel Pescosta]

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dataengines/powermanagement/powermanagementengine.cpp
<https://git.reviewboard.kde.org/r/121355/#comment49826>

    You can remove the "this" receiver here and in other connect calls.


- Emmanuel Pescosta


On Dec. 4, 2014, 9:41 p.m., Kai Uwe Broulik wrote:
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> https://git.reviewboard.kde.org/r/121355/
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> (Updated Dec. 4, 2014, 9:41 p.m.)
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> Review request for Plasma and Solid.
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> Repository: plasma-workspace
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> Description
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> Now that we can finally use absolute brightness values, rather than a fixed 0-100% range, those values should be exposed in the dataengine instead. This allows us to eg. properly handle keyboard brightness controls which usually have just a few steps. I adjusted battery monitor accordingly.
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> It also cleans up the code by moving stuff into lambdas and gets rid of the ugly availability stuff by just relying on the maximum values to determin whether it's available. We still don't have means, though, to detect changes in these at runtime.
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> Diffs
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>   dataengines/powermanagement/powermanagementengine.h ffad13e 
>   dataengines/powermanagement/powermanagementengine.cpp 04aa49b 
>   dataengines/powermanagement/powermanagementjob.cpp c4e4510 
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> Diff: https://git.reviewboard.kde.org/r/121355/diff/
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> Testing
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> Works as expected, I need someone without keyboard or screen brightness to test the availability.
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> File Attachments
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> Battery monitor with keyboard
>   https://git.reviewboard.kde.org/media/uploaded/files/2014/12/04/c00db2e1-5278-4a1b-bd32-ff36777b91c6__batterykeyboardsteps.png
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> Thanks,
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> Kai Uwe Broulik
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