org.zkoss.zk.ui.impl
Class EventProcessor

java.lang.Object
  org.zkoss.zk.ui.impl.EventProcessor

public class EventProcessor
extends java.lang.Object

A utility class that simplify the implementation of EventProcessingThread.

Author:

tomyeh

Constructor Summary

EventProcessor(Desktop desktop, Component comp, Event event)

Method Summary

void	cleanup() Cleanup this process after processing the event by calling process().
Component	getComponent() Returns the component.
Desktop	getDesktop() Returns the desktop.
Event	getEvent() Returns the event.
static boolean	inEventListener() Returns whether the current thread is an event listener.
void	process() Process the event.
void	setup() Setup this processor before processing the event by calling process().
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

EventProcessor

public EventProcessor(Desktop desktop,
                      Component comp,
                      Event event)

Parameters:

comp - the component. Its desktop must be either null or the same as desktop.

Method Detail

inEventListener

public static final boolean inEventListener()

Returns whether the current thread is an event listener.

getDesktop

public final Desktop getDesktop()

Returns the desktop.

getEvent

public final Event getEvent()

Returns the event.

getComponent

public final Component getComponent()

Returns the component.

process

public void process()
             throws java.lang.Exception

Process the event. Note: it doesn't invoke EventThreadInit and EventThreadCleanup.

This method is to implement EventProcessingThread. See also Configuration.isEventThreadEnabled().

Throws:

java.lang.Exception

setup

public void setup()

Setup this processor before processing the event by calling process().

Note: it doesn't invoke ExecutionCtrl.onActivate()

cleanup

public void cleanup()

Cleanup this process after processing the event by calling process().

Note: Don't call this method if the event process executes in the same thread.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object