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Message #04334
Re: [Bug 1652413] Re: DPI Awareness/Scaling Issues (Win10)
Travis will tell us if it's a problem :)
On Sun, 5 Mar 2017 10:25 pm Stephen Lyons, <slysven@xxxxxxxxxxxxxxx>
wrote:
> Does this "fix" require at least a certain Qt 5.x version - remember the
> code has to compile for all versions back to Qt 5.0.2 - even if we
> resort to "#if defined" or "#if QT_VERSION > 0x05mmpp" preprocessor
> directives.
>
> OTOH Someone with a real MacOs development platform will be a major plus
> for the Mudlet project - is there anyway we can drag you aboard Colin?
> 8-)
>
> --
> You received this bug notification because you are a member of Mudlet
> Makers, which is subscribed to Mudlet.
> https://bugs.launchpad.net/bugs/1652413
>
> Title:
> DPI Awareness/Scaling Issues (Win10)
>
> Status in Mudlet:
> New
>
> Bug description:
> Summary:
> Mudlet exhibits behavior associated with static size values (in pixels)
> in the Qt GUI widgets rather than using relative values. Additionally, the
> application does not specify DPI awareness such that Qt autoscales the
> application using the native Windows display APIs.* As such, the UI is,
> while usable, not properly rendered which breaks third-party UI add-ons
> produced by the community.
>
> *More info here: http://doc.qt.io/qt-5/highdpi.html
>
> Recommended remediation (up for discussion!):
> While an effort to convert Mudlet's QML to relative values would be the
> "right" fix, the autoscaling provided by Qt 5.6+ and Windows 8.1+ allow for
> one of the following:
>
> The addition of a qt.conf directive to specify an equivalent of the
> following (passed at runtime, instructs Windows to treat the application as
> non-DPI aware and to scale it automatically):
> -platform windows:dpiawareness=0
>
> OR
>
> The addition of the following property setter for Windows builds to
> achieve the same goal as option #1:
> QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
>
> Steps to reproduce:
> Run the application on a High DPI Windows 10 machine such as a Microsoft
> Surface or 4K display with scaling enabled and set to a value other than
> 100%. Observe the UI scaling issues in the splash frame and Connections
> frame - particularly cut off text and oddly shaped fields/tiny small icons.
>
> I have tested the -platform windows:dpiawareness=0 solution and it's
> working with Mudlet3-iota built against Qt5.6 on Windows 10 following
> the wiki instructions. I am building and testing the second (probably
> preferable) fix.
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/mudlet/+bug/1652413/+subscriptions
>
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--
You received this bug notification because you are a member of Mudlet
Makers, which is subscribed to Mudlet.
https://bugs.launchpad.net/bugs/1652413
Title:
DPI Awareness/Scaling Issues (Win10)
Status in Mudlet:
New
Bug description:
Summary:
Mudlet exhibits behavior associated with static size values (in pixels) in the Qt GUI widgets rather than using relative values. Additionally, the application does not specify DPI awareness such that Qt autoscales the application using the native Windows display APIs.* As such, the UI is, while usable, not properly rendered which breaks third-party UI add-ons produced by the community.
*More info here: http://doc.qt.io/qt-5/highdpi.html
Recommended remediation (up for discussion!):
While an effort to convert Mudlet's QML to relative values would be the "right" fix, the autoscaling provided by Qt 5.6+ and Windows 8.1+ allow for one of the following:
The addition of a qt.conf directive to specify an equivalent of the following (passed at runtime, instructs Windows to treat the application as non-DPI aware and to scale it automatically):
-platform windows:dpiawareness=0
OR
The addition of the following property setter for Windows builds to achieve the same goal as option #1:
QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
Steps to reproduce:
Run the application on a High DPI Windows 10 machine such as a Microsoft Surface or 4K display with scaling enabled and set to a value other than 100%. Observe the UI scaling issues in the splash frame and Connections frame - particularly cut off text and oddly shaped fields/tiny small icons.
I have tested the -platform windows:dpiawareness=0 solution and it's
working with Mudlet3-iota built against Qt5.6 on Windows 10 following
the wiki instructions. I am building and testing the second (probably
preferable) fix.
To manage notifications about this bug go to:
https://bugs.launchpad.net/mudlet/+bug/1652413/+subscriptions
References