Package org.opencms.gwt.client.util

Class CmsUniqueActiveItemContainer

java.lang.Object

org.opencms.gwt.client.util.CmsUniqueActiveItemContainer

public class CmsUniqueActiveItemContainer
extends Object

Container which contains at most one I_CmsUniqueActiveItem.

If a new value is set while this container already contains an item, the previous item is removed and notified of that removal.

Constructor Summary

Constructors

Constructor	Description
CmsUniqueActiveItemContainer()

Method Summary

Modifier and Type	Method	Description
void	clear()	Removes the current item.
void	clearIfMatches(I_CmsUniqueActiveItem item)	Removes the current item only if it is the same object as the given parameter.
void	setActiveItem(I_CmsUniqueActiveItem item)	Sets the active item.

Methods inherited from class java.lang.Object

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

Constructor Details

CmsUniqueActiveItemContainer

public CmsUniqueActiveItemContainer()

Method Details

clear

public void clear()

Removes the current item.

clearIfMatches

public void clearIfMatches(I_CmsUniqueActiveItem item)

Removes the current item only if it is the same object as the given parameter.

Parameters:

item - the item to match

setActiveItem

public void setActiveItem(I_CmsUniqueActiveItem item)

Sets the active item.

If this container already contains an item, it is replaced with the given item, and its onDeactivate() method is called.

Parameters:

item - the new item