类分层结构
- java.lang.Object
- java.awt.Component (implements java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable)
- java.awt.Container
- java.awt.Window (implements javax.accessibility.Accessible)
- javax.swing.JWindow (implements javax.accessibility.Accessible, javax.swing.RootPaneContainer)
- java.awt.dnd.DropTargetAdapter (implements java.awt.dnd.DropTargetListener)
- java.awt.event.MouseAdapter (implements java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.awt.event.MouseWheelListener)
- com.fr.poly.hanlder.DataEditingListener
- javax.swing.event.MouseInputAdapter (implements javax.swing.event.MouseInputListener)