Package com.luciad.gui

Class TLcdUndoSupport

java.lang.Object

com.luciad.gui.TLcdUndoSupport

All Implemented Interfaces:

ILcdUndoableSource

public class TLcdUndoSupport
extends Object
implements ILcdUndoableSource

Utility class to maintain a list of ILcdUndoableListeners.

Constructor Summary

Constructors

Constructor	Description
TLcdUndoSupport(Object aSource)	Constructs a new TLcdUndoSupport with the specified source.

Method Summary

Modifier and Type	Method	Description
void	addUndoableListener(ILcdUndoableListener aListener)	Adds aListener to the list.
final ILcdUndoableListener	asListener()	Returns an undoable listener that forwards all received events to the registered listeners.
void	fireUndoableHappened(ILcdUndoable aUndoable)	Notify all listeners in the list that aUndoable has happened.
void	removeUndoableListener(ILcdUndoableListener aListener)	Removes aListener from the list.

Methods inherited from class java.lang.Object

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

Constructor Details

TLcdUndoSupport

public TLcdUndoSupport(Object aSource)

Constructs a new TLcdUndoSupport with the specified source.

Parameters:

aSource - The source that will be used as the source of the generated TLcdUndoableEvent objects.

Method Details

addUndoableListener

public void addUndoableListener(ILcdUndoableListener aListener)

Adds aListener to the list.

Specified by:

addUndoableListener in interface ILcdUndoableSource

Parameters:

aListener - The listener to add to the list.

removeUndoableListener

public void removeUndoableListener(ILcdUndoableListener aListener)

Removes aListener from the list.

Specified by:

removeUndoableListener in interface ILcdUndoableSource

Parameters:

aListener - The listener to remove from the list.

fireUndoableHappened

public void fireUndoableHappened(ILcdUndoable aUndoable)

Notify all listeners in the list that aUndoable has happened.

Parameters:

aUndoable - The undoable of which the listeners should be notified.

asListener

public final ILcdUndoableListener asListener()

Returns an undoable listener that forwards all received events to the registered listeners. Calling this method multiple times will always return the same instance.

Returns:

a forwarding undoable listener.

Since:

2017.0