mbien commented on code in PR #8310: URL: https://github.com/apache/netbeans/pull/8310#discussion_r1990467109
########## platform/core.windows/src/org/netbeans/core/windows/view/dnd/DragWindow.java: ########## @@ -44,6 +46,9 @@ * @author sa */ class DragWindow extends JWindow { + /* Store buffers at 2x the logical resolution. Then scale them down by 50% when painting to the + JWindow. This ensures full-resolution painting on HiDPI and Retina screens. */ + private static final int DPI_SCALE = 2; private boolean useFadeEffects = !Boolean.getBoolean( "winsys.dnd.nofadeeffects" ); Review Comment: flickering can be likely fixed by setting the background color of the window. Tested with `setBackground(Color.RED);` which caused it to flicker red. `JWindow` might not have a look and feel color assigned? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: notifications-unsubscr...@netbeans.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: notifications-unsubscr...@netbeans.apache.org For additional commands, e-mail: notifications-h...@netbeans.apache.org For further information about the NetBeans mailing lists, visit: https://cwiki.apache.org/confluence/display/NETBEANS/Mailing+lists