small tweaks to event demos

java/4-events/EventLoop.java

@@ -18,7 +18,7 @@ public class EventLoop extends JPanel  {
 	EventLoop() 
 			throws InterruptedException, InvocationTargetException  {
 		EventQueue eq = Toolkit.getDefaultToolkit().getSystemEventQueue();
-	       // enable events for this JPanel
+	    // enable events for this JPanel
         if (!isJava7Like()) setQueue();
 
         EventQueue.invokeAndWait(new Runnable() {
@@ -66,15 +66,16 @@ public class EventLoop extends JPanel  {
     	// mouse events come in here
         public void dispatchEvent(AWTEvent e) {
             //System.out.println("dispatchEvent " + e.getID() );
-            if (e.getID() == MouseEvent.MOUSE_DRAGGED)
-    		{
+            if (e.getID() == MouseEvent.MOUSE_DRAGGED) {
                 MouseEvent me = (MouseEvent)e;
     			x = me.getX();
     			y = me.getY();
+                System.out.println("(" + x + "," + y + ")");
+                repaint();
     		}
-    		repaint();
             super.dispatchEvent(e);
         }
+
         // other kinds of events here
         public void postEvent(AWTEvent e) {
             //System.out.println("postEvent " + e.getID() );

java/4-events/InheritanceEvents.java

@@ -26,13 +26,11 @@ public class InheritanceEvents extends JPanel  {
 	protected void processMouseMotionEvent(MouseEvent e)
 	{
 		// only detects when button is down WHILE also moving
-		if (e.getID() == MouseEvent.MOUSE_DRAGGED)
-		{
+		if (e.getID() == MouseEvent.MOUSE_DRAGGED) {
 			x = e.getX();
 			y = e.getY();
+            repaint();
 		}
-		repaint();
-		
 	}
 
     int x;