<AWT Dev> [8u] Review request for 8157838 Personalized Windows Font Size is not taken into account in Java8u102
alexandr.scherbatiy at oracle.com
Fri May 27 18:14:53 UTC 2016
On 5/27/2016 8:14 PM, Phil Race wrote:
> From what I read on the web Windows Vista, 7, and 8, Windows uses this
> setting to scale just
> the fonts, but for 8.1 and 10 it is a whole application scale, so
> perhaps rather than just
> revert the fix, you can make it OS version dependent ?
To allow the Windows OS scale a java application we need to revert
the fix which sets dpiAvare=true in the java.manifest file. See
JDK-8080153 Cannot disable DPI awareness.
> Surface Pro devices are not going to be running Vista or 7 .. and I
> expect most are running
> Windows 8.1 or later by now.
> Of course you will need to find a way to test this hypothesis :
> probably on a windows 10
> desktop with 125% scaling to see what happens with the Win L&F.
> On 05/27/2016 09:44 AM, Alexandr Scherbatiy wrote:
>> Could you review the fix:
>> bug: https://bugs.openjdk.java.net/browse/JDK-8157838
>> webrev: http://cr.openjdk.java.net/~alexsch/8157838/webrev.00
>> This is the regression from the fix JDK-8076545 in the JDK 8u.
>> There was a request JDK-8152980 to backport the fix to JDK 8u
>> because a text size is very big on Windows 10 with UI scaling set to
>> 300% when the Windows L&F is used.
>> However, this leads to another issue that a personalized Windows
>> font size is not taken into account in Swing app with Windows L&F on
>> JDK 8u.
>> JDK 9 does not run into this issue because it contains support for
>> HiDPI displays which reads the system DPI and scales a whole
>> application with fonts according to system UI scale.
>> The proposed solution is just to revert back the initial
>> JDK-8076545 fix for JDK 8u only.
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