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:
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@@ -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 is fixed by setting the background color of the window. Tested
with `setBackground(Color.RED);` which caused it to flicker red.
`JWindow` might not have look and feel color assigned?
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