org.apache.batik.apps.svgbrowser
Class HistoryBrowserInterface.RemoveChildCommand

java.lang.Object
  extended by org.apache.batik.apps.svgbrowser.AbstractUndoableCommand
      extended by org.apache.batik.apps.svgbrowser.HistoryBrowserInterface.RemoveChildCommand
All Implemented Interfaces:
UndoableCommand
Enclosing class:
HistoryBrowserInterface

public static class HistoryBrowserInterface.RemoveChildCommand
extends AbstractUndoableCommand

The RemoveChild command. Removes the given child node from its given parent node.


Field Summary
protected  Node childNode
          The node to be removed.
protected  int indexInChildrenArray
          Node's index in parent's children array.
protected  Node parentNode
          Node's previous parent.
 
Fields inherited from class org.apache.batik.apps.svgbrowser.AbstractUndoableCommand
name
 
Constructor Summary
HistoryBrowserInterface.RemoveChildCommand(String commandName, Node parentNode, Node childNode)
          Constructor.
 
Method Summary
 void execute()
          Executes this command.
 void redo()
          Performs redo for this command.
 boolean shouldExecute()
          Tests if the command can be executed.
 void undo()
          Performs undo for this command.
 
Methods inherited from class org.apache.batik.apps.svgbrowser.AbstractUndoableCommand
getName, setName
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

parentNode

protected Node parentNode
Node's previous parent.


childNode

protected Node childNode
The node to be removed.


indexInChildrenArray

protected int indexInChildrenArray
Node's index in parent's children array.

Constructor Detail

HistoryBrowserInterface.RemoveChildCommand

public HistoryBrowserInterface.RemoveChildCommand(String commandName,
                                                  Node parentNode,
                                                  Node childNode)
Constructor.

Method Detail

execute

public void execute()
Description copied from interface: UndoableCommand
Executes this command.

Specified by:
execute in interface UndoableCommand
Overrides:
execute in class AbstractUndoableCommand

undo

public void undo()
Description copied from interface: UndoableCommand
Performs undo for this command.

Specified by:
undo in interface UndoableCommand
Overrides:
undo in class AbstractUndoableCommand

redo

public void redo()
Description copied from interface: UndoableCommand
Performs redo for this command.

Specified by:
redo in interface UndoableCommand
Overrides:
redo in class AbstractUndoableCommand

shouldExecute

public boolean shouldExecute()
Description copied from interface: UndoableCommand
Tests if the command can be executed.

Specified by:
shouldExecute in interface UndoableCommand
Overrides:
shouldExecute in class AbstractUndoableCommand
Returns:
True if command should be executed


Copyright © 2008 Apache Software Foundation. All Rights Reserved.