280 
 281     /**
 282      * This method sets the permitted source drag action(s)
 283      * for this Drag and Drop operation.
 284      * <P>
 285      * @param actions the permitted source drag action(s)
 286      */
 287 
 288     public synchronized void setSourceActions(int actions) {
 289         sourceActions = actions & (DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK);
 290     }
 291 
 292     /**
 293      * This method returns the first event in the
 294      * series of events that initiated
 295      * the Drag and Drop operation.
 296      * <P>
 297      * @return the initial event that triggered the drag gesture
 298      */
 299 
 300     public InputEvent getTriggerEvent() { return events.isEmpty() ? null : (InputEvent)events.get(0); }
 301 
 302     /**
 303      * Reset the Recognizer, if its currently recognizing a gesture, ignore
 304      * it.
 305      */
 306 
 307     public void resetRecognizer() { events.clear(); }
 308 
 309     /**
 310      * Register a new <code>DragGestureListener</code>.
 311      * <P>
 312      * @param dgl the <code>DragGestureListener</code> to register
 313      * with this <code>DragGestureRecognizer</code>.
 314      * <P>
 315      * @throws java.util.TooManyListenersException if a
 316      * <code>DragGestureListener</code> has already been added.
 317      */
 318 
 319     public synchronized void addDragGestureListener(DragGestureListener dgl) throws TooManyListenersException {
 320         if (dragGestureListener != null)

 280 
 281     /**
 282      * This method sets the permitted source drag action(s)
 283      * for this Drag and Drop operation.
 284      * <P>
 285      * @param actions the permitted source drag action(s)
 286      */
 287 
 288     public synchronized void setSourceActions(int actions) {
 289         sourceActions = actions & (DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK);
 290     }
 291 
 292     /**
 293      * This method returns the first event in the
 294      * series of events that initiated
 295      * the Drag and Drop operation.
 296      * <P>
 297      * @return the initial event that triggered the drag gesture
 298      */
 299 
 300     public InputEvent getTriggerEvent() { return events.isEmpty() ? null : events.get(0); }
 301 
 302     /**
 303      * Reset the Recognizer, if its currently recognizing a gesture, ignore
 304      * it.
 305      */
 306 
 307     public void resetRecognizer() { events.clear(); }
 308 
 309     /**
 310      * Register a new <code>DragGestureListener</code>.
 311      * <P>
 312      * @param dgl the <code>DragGestureListener</code> to register
 313      * with this <code>DragGestureRecognizer</code>.
 314      * <P>
 315      * @throws java.util.TooManyListenersException if a
 316      * <code>DragGestureListener</code> has already been added.
 317      */
 318 
 319     public synchronized void addDragGestureListener(DragGestureListener dgl) throws TooManyListenersException {
 320         if (dragGestureListener != null)