edu.umd.cs.piccolox.swing
Class PScrollPane.PScrollAction

java.lang.Object
  extended by javax.swing.AbstractAction
      extended by edu.umd.cs.piccolox.swing.PScrollPane.PScrollAction
All Implemented Interfaces:
java.awt.event.ActionListener, java.io.Serializable, java.lang.Cloneable, java.util.EventListener, javax.swing.Action
Enclosing class:
PScrollPane

protected static class PScrollPane.PScrollAction
extends javax.swing.AbstractAction

Action to scroll left/right/up/down. Modified from javax.swing.plaf.basic.BasicScrollPaneUI.ScrollAction Gets the view parameters (position and size) from the Viewport rather than directly from the view - also only performs its actions when the relevant scrollbar is visible

See Also:
Serialized Form

Field Summary
protected  int direction
          1 indicates scroll down, -1 up.
protected  int orientation
          Direction to scroll.
 
Fields inherited from class javax.swing.AbstractAction
changeSupport, enabled
 
Fields inherited from interface javax.swing.Action
ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SHORT_DESCRIPTION, SMALL_ICON
 
Constructor Summary
protected PScrollPane.PScrollAction(java.lang.String name, int orientation, int direction, boolean block)
           
 
Method Summary
 void actionPerformed(java.awt.event.ActionEvent e)
           
 
Methods inherited from class javax.swing.AbstractAction
addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener, setEnabled
 
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

orientation

protected int orientation
Direction to scroll.


direction

protected int direction
1 indicates scroll down, -1 up.

Constructor Detail

PScrollPane.PScrollAction

protected PScrollPane.PScrollAction(java.lang.String name,
                                    int orientation,
                                    int direction,
                                    boolean block)
Method Detail

actionPerformed

public void actionPerformed(java.awt.event.ActionEvent e)


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