org.zkoss.zk.ui.metainfo
Class WidgetOverride

java.lang.Object
  org.zkoss.zk.ui.metainfo.WidgetListener
      org.zkoss.zk.ui.metainfo.WidgetOverride

All Implemented Interfaces:

java.io.Serializable, Condition

public class WidgetOverride
extends WidgetListener

Represents a method of the peer widget. Unlike WidgetListener, WidgetListener.getScript(org.zkoss.zk.ui.Component) must be a complete function declaration: function (arg..) {...}

Since:

5.0.0

Author:

tomyeh

See Also:

WidgetListener, Serialized Form

Field Summary

Fields inherited from class org.zkoss.zk.ui.metainfo.WidgetListener

_name, _script

Constructor Summary

WidgetOverride(EvaluatorRef evalr, java.lang.String name, java.lang.String script, ConditionImpl cond)

Method Summary

void	assign(Component comp)
ConditionImpl	getCondition() Returns the effectiveness condition.
EvaluatorRef	getEvaluatorRef() Returns the evaluator reference.
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 org.zkoss.zk.ui.metainfo.WidgetListener

getName, getRawScript, getScript

Methods inherited from class java.lang.Object

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

Constructor Detail

WidgetOverride

public WidgetOverride(EvaluatorRef evalr,
                      java.lang.String name,
                      java.lang.String script,
                      ConditionImpl cond)

Parameters:

evalr - the evaluator reference used to evaluate the condition.

name - the the method name, such as setValue.

Throws:

java.lang.IllegalArgumentException - if script is null or (cond is not null but evalr is null)

Method Detail

assign

public void assign(Component comp)

Overrides:

assign in class WidgetListener

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.