Package ptolemy.gui

Class UndoListener.UndoAction

  • All Implemented Interfaces:
    java.awt.event.ActionListener, java.io.Serializable, java.lang.Cloneable, java.util.EventListener, javax.swing.Action
    Enclosing class:
    UndoListener
    protected class UndoListener.UndoAction
extends javax.swing.AbstractAction
    Perform the undo action.
    See Also:
    Serialized Form

    • Field Summary

      • Fields inherited from class javax.swing.AbstractAction

        changeSupport, enabled

      • Fields inherited from interface javax.swing.Action

        ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, DISPLAYED_MNEMONIC_INDEX_KEY, LARGE_ICON_KEY, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SELECTED_KEY, SHORT_DESCRIPTION, SMALL_ICON

    • Constructor Summary

      Constructors 
      Constructor Description
      UndoAction()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      protected void _updateUndoState()
      Depending on the whether the undo manager can undo, enable and disable the undo state.
      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

      • Methods inherited from interface javax.swing.Action

        accept

    • Constructor Detail

      • UndoAction

        public UndoAction()

    • Method Detail

      • actionPerformed

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

      • _updateUndoState

        protected void _updateUndoState()
        Depending on the whether the undo manager can undo, enable and disable the undo state.