src/macosx/classes/sun/lwawt/LWWindowPeer.java

*** 596,628 ****
          int newWindowState = isZoomed ? Frame.MAXIMIZED_BOTH : Frame.NORMAL;
          postWindowStateChangedEvent(newWindowState);
      }
  
      /**
!      * Called by the delegate when any part of the window should be repainted.
       */
!     public void notifyExpose(final int x, final int y, final int w, final int h) {
!         // TODO: there's a serious problem with Swing here: it handles
!         // the exposition internally, so SwingPaintEventDispatcher always
!         // return null from createPaintEvent(). However, we flush the
!         // back buffer here unconditionally, so some flickering may appear.
!         // A possible solution is to split postPaintEvent() into two parts,
!         // and override that part which is only called after if
!         // createPaintEvent() returned non-null value and flush the buffer
!         // from the overridden method
!         flushOnscreenGraphics();
!         repaintPeer(new Rectangle(x, y, w, h));
      }
  
      /**
!      * Called by the delegate when this window is moved/resized by user.
!      * There's no notifyReshape() in LWComponentPeer as the only
       * components which could be resized by user are top-level windows.
       */
      public final void notifyReshape(int x, int y, int w, int h) {
!         boolean moved = false;
!         boolean resized = false;
          synchronized (getStateLock()) {
              moved = (x != sysX) || (y != sysY);
              resized = (w != sysW) || (h != sysH);
              sysX = x;
              sysY = y;
--- 596,620 ----
          int newWindowState = isZoomed ? Frame.MAXIMIZED_BOTH : Frame.NORMAL;
          postWindowStateChangedEvent(newWindowState);
      }
  
      /**
!      * Called by the {@code PlatformWindow} when any part of the window should
!      * be repainted.
       */
!     public final void notifyExpose(final Rectangle r) {
!         repaintPeer(r);
      }
  
      /**
!      * Called by the {@code PlatformWindow} when this window is moved/resized by
!      * user. There's no notifyReshape() in LWComponentPeer as the only
       * components which could be resized by user are top-level windows.
       */
      public final void notifyReshape(int x, int y, int w, int h) {
!         final boolean moved;
!         final boolean resized;
          synchronized (getStateLock()) {
              moved = (x != sysX) || (y != sysY);
              resized = (w != sysW) || (h != sysH);
              sysX = x;
              sysY = y;
*** 642,657 ****
          if (resized) {
              replaceSurfaceData();
              flushOnscreenGraphics();
          }
  
!         // Third, COMPONENT_MOVED/COMPONENT_RESIZED events
          if (moved) {
              handleMove(x, y, true);
          }
          if (resized) {
!             handleResize(w, h,true);
          }
      }
  
      private void clearBackground(final int w, final int h) {
          final Graphics g = getOnscreenGraphics(getForeground(), getBackground(),
--- 634,650 ----
          if (resized) {
              replaceSurfaceData();
              flushOnscreenGraphics();
          }
  
!         // Third, COMPONENT_MOVED/COMPONENT_RESIZED/PAINT events
          if (moved) {
              handleMove(x, y, true);
          }
          if (resized) {
!             handleResize(w, h, true);
!             repaintPeer();
          }
      }
  
      private void clearBackground(final int w, final int h) {
          final Graphics g = getOnscreenGraphics(getForeground(), getBackground(),