public void mouseDragged(MouseEvent e) {
int m = e.getModifiers();
int type = DnDEvent.DND_ONE;
if (e.isControlDown()) type = DnDEvent.DND_LINE;
else if (((m & InputEvent.BUTTON2_MASK) != 0) || ((m & InputEvent.BUTTON3_MASK) != 0))
type = DnDEvent.DND_END;
if (startPoint == null) startPoint = new Point(e.getX(), e.getY());
fireDragToolbar(e.getX() - startPoint.x, (e.getY() - startPoint.y), type);
dragging = true;
}