Package org.jgraph.plaf.basic

Class BasicGraphDropTargetListener

  • All Implemented Interfaces:
    java.awt.dnd.DropTargetListener, java.awt.event.ActionListener, java.util.EventListener, javax.swing.plaf.UIResource
    Direct Known Subclasses:
    BasicGraphUI.GraphDropTargetListener
    public class BasicGraphDropTargetListener
extends java.lang.Object
implements java.awt.dnd.DropTargetListener, javax.swing.plaf.UIResource, java.awt.event.ActionListener

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void actionPerformed​(java.awt.event.ActionEvent e)
      The timer fired, perform autoscroll if the pointer is within the autoscroll region.
      void dragEnter​(java.awt.dnd.DropTargetDragEvent e)  
      void dragExit​(java.awt.dnd.DropTargetEvent e)  
      void dragOver​(java.awt.dnd.DropTargetDragEvent e)  
      void drop​(java.awt.dnd.DropTargetDropEvent e)  
      void dropActionChanged​(java.awt.dnd.DropTargetDragEvent e)  
      protected void restoreComponentState​(javax.swing.JComponent c)
      called to restore the state of a component in case a drop is not performed.
      protected void restoreComponentStateForDrop​(javax.swing.JComponent c)
      called to restore the state of a component in case a drop is performed.
      protected void saveComponentState​(javax.swing.JComponent c)
      called to save the state of a component in case it needs to be restored because a drop is not performed.
      protected void updateInsertionLocation​(javax.swing.JComponent c, java.awt.Point p)
      called to set the insertion location to match the current mouse pointer coordinates.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • BasicGraphDropTargetListener

        public BasicGraphDropTargetListener()
        construct a DropTargetAutoScroller

    • Method Detail

      • saveComponentState

        protected void saveComponentState​(javax.swing.JComponent c)
        called to save the state of a component in case it needs to be restored because a drop is not performed.

      • restoreComponentState

        protected void restoreComponentState​(javax.swing.JComponent c)
        called to restore the state of a component in case a drop is not performed.

      • restoreComponentStateForDrop

        protected void restoreComponentStateForDrop​(javax.swing.JComponent c)
        called to restore the state of a component in case a drop is performed.

      • updateInsertionLocation

        protected void updateInsertionLocation​(javax.swing.JComponent c,
                                       java.awt.Point p)
        called to set the insertion location to match the current mouse pointer coordinates.

      • actionPerformed

        public void actionPerformed​(java.awt.event.ActionEvent e)
        The timer fired, perform autoscroll if the pointer is within the autoscroll region.

        Specified by:
        actionPerformed in interface java.awt.event.ActionListener
        Parameters:
        e - the ActionEvent

      • dragEnter

        public void dragEnter​(java.awt.dnd.DropTargetDragEvent e)
        Specified by:
        dragEnter in interface java.awt.dnd.DropTargetListener

      • dragOver

        public void dragOver​(java.awt.dnd.DropTargetDragEvent e)
        Specified by:
        dragOver in interface java.awt.dnd.DropTargetListener

      • dragExit

        public void dragExit​(java.awt.dnd.DropTargetEvent e)
        Specified by:
        dragExit in interface java.awt.dnd.DropTargetListener

      • drop

        public void drop​(java.awt.dnd.DropTargetDropEvent e)
        Specified by:
        drop in interface java.awt.dnd.DropTargetListener

      • dropActionChanged

        public void dropActionChanged​(java.awt.dnd.DropTargetDragEvent e)
        Specified by:
        dropActionChanged in interface java.awt.dnd.DropTargetListener