* Added DeviceHasBrightness() = false; to RGBController as overridable
* Added Brightness to Mode struct
* Added BrightnessSlider to the OpenRGBDevicePage ui and the supporting
code to pass to the RGBController
Commit amended for code style and to split API changes and controller changes out by Adam Honse
<calcprogrammer1@gmail.com>
* Supports configurable set palette
* Ability to add custom colours
* Can be resized and geometry changed at compile
Commit amended by Adam Honse <calcprogrammer1@gmail.com>
* Ability to add custom colors disabled for now
* Scaling by width, not height
* Fill rows first, then cols
* Changed `Set All Devices` to `Apply To All Devices`
* Added a tooltip to `Apply to All`
* Added Black and White quick colour swatches and left them "not flat" to
ensure visibility in Light and Dark mode.
Commit amended to fix display issues on Windows and to group buttons in layout by Adam Honse <calcprogrammer1@gmail.com>
Use GridLayout and allow app resize when user resize/expand the window
Also fixes some buttons size
TEST: compiled on KDE 5.17.90, after this commit all pages
resize correctly when window is resized
Signed-off-by: Marco Zanin (B--B) <mrczn.bb@gmail.com>