src/java.desktop/share/classes/sun/swing/SwingUtilities2.java

*** 2195,2204 ****
--- 2195,2233 ----
  
          return UIManager.getBoolean(key);
      }
  
      /**
+      *
+      * Returns the graphics configuration which bounds contain the given
+      * point
+      *
+      * @param current the default configuration which is checked in the first place
+      * @param x the x coordinate of the given point
+      * @param y the y coordinate of the given point
+      * @return the graphics configuration
+      */
+     public static GraphicsConfiguration getGraphicsConfigurationAtPoint(GraphicsConfiguration current, double x, double y) {
+ 
+         if (current.getBounds().contains(x, y)) {
+             return current;
+         }
+ 
+         GraphicsEnvironment env = GraphicsEnvironment.getLocalGraphicsEnvironment();
+         GraphicsDevice[] devices = env.getScreenDevices();
+ 
+         for (GraphicsDevice device : devices) {
+             GraphicsConfiguration config = device.getDefaultConfiguration();
+             if (config.getBounds().contains(x, y)) {
+                 return config;
+             }
+         }
+ 
+         return current;
+     }
+ 
+     /**
       * Used to listen to "blit" repaints in RepaintManager.
       */
      public interface RepaintListener {
          void repaintPerformed(JComponent c, int x, int y, int w, int h);
      }