[Interest] [Development] Qt 6 Planning: Consideration of dropping support for UWP applications

Allan Sandfeld Jensen kde at carewolf.com
Sun Apr 21 10:43:37 CEST 2019

On Donnerstag, 18. April 2019 14:46:59 CEST Oliver Wolff wrote:
> Hi,
> as you might have heard, we are currently in Qt 6's planning phase and 
> thus checking things that have to be done to make Qt even better.
> Of course we also want to use this opportuniy to drop support for 
> platforms that are no longer relevant in Qt's new environment.
> One of these platforms is Microsoft's Universal Windows Platform which 
> is used on desktop PCs (for "Tiled" UWP applications, no classic desktop 
> applications), Windows Phone, Xbox one, Microsoft Hololens, and 
> Microsoft IoT devices. With Windows Phone no longer being relevant and 
> Microsoft's IoT strategy being unclear we now consider dropping support 
> for these platforms. Additional benefits and reasons can be found in 
> https://bugreports.qt.io/browse/QTBUG-74755
> To be able to make the right decision, we now want your input as well. 
> If you can give some input on why support should be kept or have 
> additional reasons for dropping support, please reply to this mail or 
> add your input to https://bugreports.qt.io/browse/QTBUG-74755 where we 
> want to gather all the needed information before making a decision.
> As said before, nothing is set in stone. At the moment we are gathering 
> information so that we can make a well informed decision.

How does UWP support relate to using UWP APIs? 

It seems a lot of new Windows API is UWP specific. For instance for HDR 
support I need to read the luminance level for SDR content in HDR mode, and I 
could only find UWP API for that.


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