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

*** 190,205 ****
              if (root == null || (LWWindowPeer)root.getPeer() == null) return null;
              return (CPlatformWindow)((LWWindowPeer)root.getPeer()).getPlatformWindow();
          }
      };
  
      // Bounds of the native widget but in the Java coordinate system.
      // In order to keep it up-to-date we will update them on
      // 1) setting native bounds via nativeSetBounds() call
      // 2) getting notification from the native level via deliverMoveResizeEvent()
      private Rectangle nativeBounds;
!     private volatile boolean isFullScreenMode = false;
  
      private Window target;
      private LWWindowPeer peer;
      private CPlatformView contentView;
      private CPlatformWindow owner;
--- 190,208 ----
              if (root == null || (LWWindowPeer)root.getPeer() == null) return null;
              return (CPlatformWindow)((LWWindowPeer)root.getPeer()).getPlatformWindow();
          }
      };
  
+     private final Object LOCK = new Object(){};
+ 
      // Bounds of the native widget but in the Java coordinate system.
      // In order to keep it up-to-date we will update them on
      // 1) setting native bounds via nativeSetBounds() call
      // 2) getting notification from the native level via deliverMoveResizeEvent()
      private Rectangle nativeBounds;
! 
!     private boolean isFullScreenMode = false; // synchronized on the LOCK
  
      private Window target;
      private LWWindowPeer peer;
      private CPlatformView contentView;
      private CPlatformWindow owner;
*** 652,672 ****
              long clearColor = CWrapper.NSColor.clearColor();
              CWrapper.NSWindow.setBackgroundColor(getNSWindowPtr(), clearColor);
          }
      }
  
      @Override
      public void enterFullScreenMode() {
          isFullScreenMode = true;
!         contentView.enterFullScreenMode(getNSWindowPtr());
      }
  
      @Override
      public void exitFullScreenMode() {
!         contentView.exitFullScreenMode();
          isFullScreenMode = false;
      }
  
      @Override
      public void setWindowState(int windowState) {
          if (!peer.isVisible()) {
              // setVisible() applies the state
--- 655,701 ----
              long clearColor = CWrapper.NSColor.clearColor();
              CWrapper.NSWindow.setBackgroundColor(getNSWindowPtr(), clearColor);
          }
      }
  
+     private void setMenuBarVisibleIfOnPrimaryScreen(boolean visible) {
+         long screen = CWrapper.NSWindow.screen(getNSWindowPtr());
+         try {
+             long primaryScreen = CWrapper.NSScreen.screens_0();
+             try {
+                 if (primaryScreen == screen) {
+                     CWrapper.NSMenu.setMenuBarVisible(visible);
+                 }
+             } finally {
+                 CWrapper.NSObject.release(primaryScreen);
+             }
+         } finally {
+             CWrapper.NSObject.release(screen);
+         }
+     }
+ 
      @Override
      public void enterFullScreenMode() {
+         synchronized (LOCK) {
+             if (!isFullScreenMode) {
                  isFullScreenMode = true;
!                 setMenuBarVisibleIfOnPrimaryScreen(false);
!                 CWrapper.NSWindow.toggleFullScreen(getNSWindowPtr(), 0L);
!             }
!         }
      }
  
      @Override
      public void exitFullScreenMode() {
!         synchronized (LOCK) {
!             if (isFullScreenMode) {
!                 CWrapper.NSWindow.toggleFullScreen(getNSWindowPtr(), 0L);
!                 setMenuBarVisibleIfOnPrimaryScreen(true);
                  isFullScreenMode = false;
              }
+         }
+     }
  
      @Override
      public void setWindowState(int windowState) {
          if (!peer.isVisible()) {
              // setVisible() applies the state
*** 761,776 ****
      private void deliverWindowFocusEvent(boolean gained){
          peer.notifyActivation(gained);
      }
  
      private void deliverMoveResizeEvent(int x, int y, int width, int height) {
-         // when the content view enters the full-screen mode, the native
-         // move/resize notifications contain a bounds smaller than
-         // the whole screen and therefore we ignore the native notifications
-         // and the content view itself creates correct synthetic notifications
-         if (isFullScreenMode) return;
- 
          nativeBounds = new Rectangle(x, y, width, height);
          peer.notifyReshape(x, y, width, height);
          //TODO validateSurface already called from notifyReshape
          validateSurface();
      }
--- 790,799 ----