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

@@ -62,12 +62,10 @@
     private static native void nativeSetEnabled(long nsWindowPtr, boolean isEnabled);
     private static native void nativeSynthesizeMouseEnteredExitedEvents();
     private static native void nativeDispose(long nsWindowPtr);
     private static native CPlatformWindow nativeGetTopmostPlatformWindowUnderMouse();
 
-    private static native int nativeGetNSWindowDisplayID(long nsWindowPtr);
-
     // Loger to report issues happened during execution but that do not affect functionality
     private static final PlatformLogger logger = PlatformLogger.getLogger("sun.lwawt.macosx.CPlatformWindow");
     private static final PlatformLogger focusLogger = PlatformLogger.getLogger("sun.lwawt.macosx.focus.CPlatformWindow");
 
     // for client properties

@@ -209,13 +207,12 @@
     private boolean undecorated; // initialized in getInitialStyleBits()
     private Rectangle normalBounds = null; // not-null only for undecorated maximized windows
     private CPlatformResponder responder;
     private volatile boolean zoomed = false; // from native perspective
 
-    public CPlatformWindow(final PeerType peerType) {
+    public CPlatformWindow() {
         super(0, true);
-        assert (peerType == PeerType.SIMPLEWINDOW || peerType == PeerType.DIALOG || peerType == PeerType.FRAME);
     }
 
     /*
      * Delegate initialization (create native window and all the
      * related resources).

@@ -427,20 +424,11 @@
         return new Point(nativeBounds.x, nativeBounds.y);
     }
 
     @Override
     public GraphicsDevice getGraphicsDevice() {
-        GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
-        CGraphicsEnvironment cge = (CGraphicsEnvironment)ge;
-        int displayID = nativeGetNSWindowDisplayID(getNSWindowPtr());
-        GraphicsDevice gd = cge.getScreenDevice(displayID);
-        if (gd == null) {
-            // this could possibly happen during device removal
-            // use the default screen device in this case
-            gd = ge.getDefaultScreenDevice();
-        }
-        return gd;
+        return contentView.getGraphicsDevice();
     }
 
     @Override // PlatformWindow
     public SurfaceData getScreenSurface() {
         // TODO: not implemented

@@ -831,10 +819,15 @@
     @Override
     public LWWindowPeer getPeer() {
         return peer;
     }
 
+    @Override
+    public boolean isUnderMouse() {
+        return contentView.isUnderMouse();
+    }
+
     public CPlatformView getContentView() {
         return contentView;
     }
 
     @Override