On Wed, 14 Jun 2023 07:32:51 GMT, Tejesh R <t...@openjdk.org> wrote:
>> When a frame is dragged from one screen to another screen, the
>> `GraphicsConfigurations` may vary depending on screen/monitor. However,
>> transparency has to be maintained since it is expected as it is set. So the
>> fix addresses in maintaining the translucency capability when frame is moved
>> from one screen to another screen. For main screen, translucency is set when
>> `setBackground` is called, but for second screen the same is not taken care.
>> Hence setting of Translucency Capable `GC` is taken care when screen switch
>> happens. The fix handles only for non-opaque windows alone retaining the
>> behavior for opaque windows.
>> The fix is verified in CI for regression check, which is Green.
>
> Tejesh R has updated the pull request incrementally with one additional
> commit since the last revision:
>
> Updated based on review comments
src/java.desktop/macosx/classes/sun/lwawt/macosx/CFileDialog.java line 205:
> 203: public GraphicsConfiguration getAppropriateGraphicsConfiguration(
> 204: GraphicsConfiguration gc)
> 205: {
Could you please move the brace to the line 204 to match the overall style of
the file?
src/java.desktop/share/classes/java/awt/Window.java line 3223:
> 3221: getDefaultScreenDevice().
> 3222: getDefaultConfiguration();
> 3223: }
It looks like `gc` was always not null before the fix, which is no longer true
after the fix.
We need to double check that we didn't break anything in this regard.
src/java.desktop/unix/classes/sun/awt/X11/XWindowPeer.java line 240:
> 238: XToolkit.awtUnlock();
> 239: }
> 240: }
The same code is already in XCanvasPeer.
XWindowPeer is a descendant of XCanvasPeer, there is no need to repeat the code
here.
src/java.desktop/windows/classes/sun/awt/windows/WWindowPeer.java line 671:
> 669: return gc;
> 670: }
> 671:
Same here, WWindowPeer is a WCanvasPeer descendant.
-------------
PR Review Comment: https://git.openjdk.org/jdk/pull/14246#discussion_r1231559438
PR Review Comment: https://git.openjdk.org/jdk/pull/14246#discussion_r1231650769
PR Review Comment: https://git.openjdk.org/jdk/pull/14246#discussion_r1231640268
PR Review Comment: https://git.openjdk.org/jdk/pull/14246#discussion_r1231640811
