On Sun, 13 Dec 2020 23:56:12 GMT, Anton Litvinov <alitvi...@openjdk.org> wrote:
>> Hello colleagues, >> >> Could you please review the fix for the bug specific to Linux OS and Solaris >> OS, which consists in the fact that, if Swing components are changed through >> standard public API of these components, while the frame containing these >> components is in "Frame.ICONIFIED" state or in other words minimized, then, >> when the frame becomes deiconified the UI of the Swing components does not >> reflect those changes. >> >> ROOT CAUSE OF THE BUG: >> "javax.swing.RepaintManager.addDirtyRegion0(Container, int, int, int, int)" >> by design prevents updating regions of containers, when the containers are >> inside a frame with "Frame.ICONIFIED" state. And at the same time Linux OS >> specific JDK code does not initiate repaint of the frame, when the frame's >> peer is notified about change of state from "Frame.ICONIFIED" to other >> state. More details are available in the bug record. >> >> THE FIX: >> The fix adds code to the method >> "sun.awt.X11.XFramePeer.handlePropertyNotify(XEvent)" which calls >> "repaint()" for instance of "XFramePeer", if its state changed from >> "Frame.ICONIFIED". The fix repeats the approach already existing in macOS >> specific code, which is in the method >> "sun.lwawt.LWWindowPeer.notifyIconify(boolean)". >> >> Thank you, >> Anton > > Anton Litvinov has updated the pull request incrementally with one additional > commit since the last revision: > > Removal of required platform restriction from the test Marked as reviewed by prr (Reviewer). ------------- PR: https://git.openjdk.java.net/jdk/pull/1722
