org.zkoss.zk.ui.metainfo

Class EventHandler

java.lang.Object

org.zkoss.zk.ui.metainfo.EventHandler

All Implemented Interfaces:

java.io.Serializable, Condition

public class EventHandler
extends java.lang.Object

An event handler of a component definition (ComponentDefinition).

Author:

tomyeh

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
EventHandler(EvaluatorRef evalr, ZScript zscript, ConditionImpl cond)
EventHandler(ZScript zscript)

Method Summary

Modifier and Type	Method and Description
ConditionImpl	getCondition() Returns the effectiveness condition.
EvaluatorRef	getEvaluatorRef() Returns the evaluator reference.
ZScript	getZScript() Returns the zscript associated with this event handler.
boolean	isEffective(Component comp) Used to evaluate whether it is effective.
boolean	isEffective(Page page) Used to evaluate whether it is effective.
void	setCondition(ConditionImpl cond) Sets the effectiveness condition.
boolean	withCondition() Tests if the condition is set

Methods inherited from class java.lang.Object

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

Constructor Detail

EventHandler

public EventHandler(EvaluatorRef evalr,
                    ZScript zscript,
                    ConditionImpl cond)

EventHandler

public EventHandler(ZScript zscript)

Method Detail

getZScript

public ZScript getZScript()

Returns the zscript associated with this event handler.

getEvaluatorRef

public EvaluatorRef getEvaluatorRef()

Returns the evaluator reference.

getCondition

public ConditionImpl getCondition()

Returns the effectiveness condition.

setCondition

public void setCondition(ConditionImpl cond)

Sets the effectiveness condition.

withCondition

public boolean withCondition()

Tests if the condition is set

isEffective

public boolean isEffective(Component comp)

Description copied from interface: Condition

Used to evaluate whether it is effective.

Specified by:

isEffective in interface Condition

Parameters:

comp - used as the self variable. Ignored if null.

isEffective

public boolean isEffective(Page page)

Description copied from interface: Condition

Used to evaluate whether it is effective.

Specified by:

isEffective in interface Condition

Parameters:

page - used as the self variable. Ignored if null.