Package org.zkoss.zk.ui.impl

Class EventInterceptors

java.lang.Object

org.zkoss.zk.ui.impl.EventInterceptors

All Implemented Interfaces:

Serializable, Cloneable

public class EventInterceptors
extends Object
implements Cloneable, Serializable

Utilities used to handle EventInterceptor.

Thread safe.

Since:

3.0.0

Author:

tomyeh

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
EventInterceptors()

Method Summary

Modifier and Type	Method	Description
void	addEventInterceptor(EventInterceptor ei)	Adds an event interceptor.
void	afterProcessEvent(Event event)	Invokes EventInterceptor.afterProcessEvent(org.zkoss.zk.ui.event.Event)
Event	beforePostEvent(Event event)	Invokes EventInterceptor.beforePostEvent(org.zkoss.zk.ui.event.Event)
Event	beforeProcessEvent(Event event)	Invokes EventInterceptor.beforeProcessEvent(org.zkoss.zk.ui.event.Event)
Event	beforeSendEvent(Event event)	Invokes EventInterceptor.beforeSendEvent(org.zkoss.zk.ui.event.Event)
Object	clone()
boolean	removeEventInterceptor(Class klass)	Removes an event interceptor with the specified class.
boolean	removeEventInterceptor(EventInterceptor ei)	Removes an event interceptor.

Methods inherited from class java.lang.Object

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

Constructor Details

EventInterceptors

public EventInterceptors()

Method Details

addEventInterceptor

public void addEventInterceptor(EventInterceptor ei)

Adds an event interceptor.

removeEventInterceptor

public boolean removeEventInterceptor(EventInterceptor ei)

Removes an event interceptor.

Note: we use the equals method to test whether two interceptors are the same.

Returns:

whether the listener is removed successfully.

removeEventInterceptor

public boolean removeEventInterceptor(Class klass)

Removes an event interceptor with the specified class.

Note: we tests whether an interceptor is an instance of the specified class. At most one instance is removed.

Returns:

whether the listener is removed successfully.

beforeSendEvent

public Event beforeSendEvent(Event event)

Invokes EventInterceptor.beforeSendEvent(org.zkoss.zk.ui.event.Event)

beforePostEvent

public Event beforePostEvent(Event event)

Invokes EventInterceptor.beforePostEvent(org.zkoss.zk.ui.event.Event)

beforeProcessEvent

public Event beforeProcessEvent(Event event)

Invokes EventInterceptor.beforeProcessEvent(org.zkoss.zk.ui.event.Event)

afterProcessEvent

public void afterProcessEvent(Event event)

Invokes EventInterceptor.afterProcessEvent(org.zkoss.zk.ui.event.Event)

clone

public Object clone()

Overrides:

clone in class Object