cdox.gui.undo
Class InsertUndoAction

java.lang.Object
  cdox.gui.undo.InsertUndoAction

All Implemented Interfaces:

DoAction

public class InsertUndoAction

extends java.lang.Object

implements DoAction

This class represents an insert action. Redo will insert the element again, undo will remove it.

Version:

May 16th 2002

Author:

Rutger Bezema, Andreas Schmitz

Constructor Summary

InsertUndoAction(Element e, Cover c)
Creates a new one.

Method Summary

void	invalidate() This method invalidates the action, which typically means that the undo/redo methods do nothing.
void	redo() Inserts the element.
void	undo() Removes the element.

Methods inherited from class java.lang.Object

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

Constructor Detail

InsertUndoAction

public InsertUndoAction(Element e,
                        Cover c)

Creates a new one.

Parameters:

e - the element that is inserted.

c - the cover into which the element is inserted.

Method Detail

redo

public void redo()

Inserts the element.

Specified by:

redo in interface DoAction

undo

public void undo()

Removes the element.

Specified by:

undo in interface DoAction

invalidate

public void invalidate()

Description copied from interface: DoAction

This method invalidates the action, which typically means that the undo/redo methods do nothing.

Specified by:

invalidate in interface DoAction