Package org.zkoss.zk.ui.impl

Class ScopeListeners

java.lang.Object

org.zkoss.zk.ui.impl.ScopeListeners

public class ScopeListeners
extends Object

Utilities to implement Scope.addScopeListener(org.zkoss.zk.ui.ext.ScopeListener) and Scope.removeScopeListener(org.zkoss.zk.ui.ext.ScopeListener).

Since:

5.0.0

Author:

tomyeh

See Also:

• SimpleScope
• Scope

Constructor Summary

Constructors

Constructor	Description
ScopeListeners(Scope owner)	Constructor.

Method Summary

Modifier and Type	Method	Description
boolean	addScopeListener(ScopeListener listener)	Adds a scope listener.
List<ScopeListener>	getListeners()	Returns a list of all scope listeners (never null).
void	notifyAdded(String name, Object value)	Invokes ScopeListener.attributeAdded(org.zkoss.zk.ui.ext.Scope, java.lang.String, java.lang.Object) for registered listeners.
void	notifyIdSpaceChanged(IdSpace newIdSpace)	Invokes ScopeListener.idSpaceChanged(org.zkoss.zk.ui.ext.Scope, org.zkoss.zk.ui.IdSpace) for registered listeners.
void	notifyParentChanged(Scope newparent)	Invokes ScopeListener.parentChanged(org.zkoss.zk.ui.ext.Scope, org.zkoss.zk.ui.ext.Scope) for registered listeners.
void	notifyRemoved(String name)	Invokes ScopeListener.attributeRemoved(org.zkoss.zk.ui.ext.Scope, java.lang.String) for registered listeners.
void	notifyReplaced(String name, Object value)	Invokes ScopeListener.attributeReplaced(org.zkoss.zk.ui.ext.Scope, java.lang.String, java.lang.Object) for registered listeners.
boolean	removeScopeListener(ScopeListener listener)	Adds a scope listener.

Methods inherited from class java.lang.Object

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

Constructor Details

ScopeListeners

public ScopeListeners(Scope owner)

Constructor.

Parameters:

owner - the scope that is the owner (i.e., visible to the users).

Method Details

addScopeListener

public boolean addScopeListener(ScopeListener listener)

Adds a scope listener.

removeScopeListener

public boolean removeScopeListener(ScopeListener listener)

Adds a scope listener.

getListeners

public List<ScopeListener> getListeners()

Returns a list of all scope listeners (never null).

notifyAdded

public void notifyAdded(String name,
 Object value)

Invokes ScopeListener.attributeAdded(org.zkoss.zk.ui.ext.Scope, java.lang.String, java.lang.Object) for registered listeners.

See Also:

• addScopeListener(org.zkoss.zk.ui.ext.ScopeListener)

notifyReplaced

public void notifyReplaced(String name,
 Object value)

Invokes ScopeListener.attributeReplaced(org.zkoss.zk.ui.ext.Scope, java.lang.String, java.lang.Object) for registered listeners.

See Also:

• addScopeListener(org.zkoss.zk.ui.ext.ScopeListener)

notifyRemoved

public void notifyRemoved(String name)

Invokes ScopeListener.attributeRemoved(org.zkoss.zk.ui.ext.Scope, java.lang.String) for registered listeners.

See Also:

• addScopeListener(org.zkoss.zk.ui.ext.ScopeListener)

notifyParentChanged

public void notifyParentChanged(Scope newparent)

Invokes ScopeListener.parentChanged(org.zkoss.zk.ui.ext.Scope, org.zkoss.zk.ui.ext.Scope) for registered listeners.

See Also:

• addScopeListener(org.zkoss.zk.ui.ext.ScopeListener)

notifyIdSpaceChanged

public void notifyIdSpaceChanged(IdSpace newIdSpace)

Invokes ScopeListener.idSpaceChanged(org.zkoss.zk.ui.ext.Scope, org.zkoss.zk.ui.IdSpace) for registered listeners.

Since:

5.0.1

See Also:

• addScopeListener(org.zkoss.zk.ui.ext.ScopeListener)