org.apache.tapestry.contrib.form
Class FormConditional

java.lang.Object
  extended byorg.apache.hivemind.impl.BaseLocatable
      extended byorg.apache.tapestry.AbstractComponent
          extended byorg.apache.tapestry.contrib.form.FormConditional
All Implemented Interfaces:
org.apache.tapestry.IComponent, org.apache.tapestry.form.IFormComponent, org.apache.tapestry.IRender, org.apache.hivemind.Locatable, org.apache.hivemind.LocationHolder

public abstract class FormConditional
extends org.apache.tapestry.AbstractComponent
implements org.apache.tapestry.form.IFormComponent

A conditional element on a page which will render its wrapped elements zero or one times. This component is a variant of Conditional, but is designed for operation in a form. The component parameters are stored in hidden fields during rendering and are taken from those fields during the rewind, thus no StaleLink exceptions occur. [ Component Reference ]

Since:
3.0
Author:
Mindbridge

Constructor Summary
FormConditional()
           
 
Method Summary
abstract  boolean getCondition()
           
abstract  org.apache.tapestry.services.DataSqueezer getDataSqueezer()
           
abstract  java.lang.String getElement()
           
abstract  org.apache.tapestry.IActionListener getListener()
           
abstract  org.apache.tapestry.listener.ListenerInvoker getListenerInvoker()
          Injected.
 boolean isDisabled()
           
protected  void renderComponent(org.apache.tapestry.IMarkupWriter writer, org.apache.tapestry.IRequestCycle cycle)
           
abstract  void setConditionValue(boolean value)
           
 
Methods inherited from class org.apache.tapestry.AbstractComponent
addAsset, addBody, addComponent, checkActiveLock, cleanupAfterRender, enterActiveState, finishLoad, finishLoad, format, format, format, format, getAsset, getAssets, getBeans, getBinding, getBindingNames, getBindings, getBody, getBodyCount, getComponent, getComponents, getContainedComponent, getContainer, getExtendedId, getId, getIdPath, getListeners, getMessage, getMessages, getNamespace, getPage, getProperty, getSpecification, isInActiveState, isParameterBound, isRendering, pageEndRender, prepareForRender, render, renderBody, renderInformalParameters, setBinding, setContainedComponent, setContainer, setId, setNamespace, setPage, setProperty, toString
 
Methods inherited from class org.apache.hivemind.impl.BaseLocatable
getLocation, setLocation
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface org.apache.tapestry.form.IFormComponent
getClientId, getDisplayName, getForm, getName, isRequired, setName
 
Methods inherited from interface org.apache.tapestry.IComponent
addAsset, addBody, addComponent, enterActiveState, finishLoad, getAsset, getAssets, getBeans, getBinding, getBindingNames, getBindings, getComponent, getComponents, getContainedComponent, getContainer, getExtendedId, getId, getIdPath, getListeners, getMessage, getMessages, getNamespace, getPage, getProperty, getSpecification, isRendering, renderBody, setBinding, setContainedComponent, setContainer, setId, setNamespace, setPage, setProperty
 
Methods inherited from interface org.apache.tapestry.IRender
render
 
Methods inherited from interface org.apache.hivemind.LocationHolder
setLocation
 
Methods inherited from interface org.apache.hivemind.Locatable
getLocation
 

Constructor Detail

FormConditional

public FormConditional()
Method Detail

renderComponent

protected void renderComponent(org.apache.tapestry.IMarkupWriter writer,
                               org.apache.tapestry.IRequestCycle cycle)

getDataSqueezer

public abstract org.apache.tapestry.services.DataSqueezer getDataSqueezer()

isDisabled

public boolean isDisabled()
Specified by:
isDisabled in interface org.apache.tapestry.form.IFormComponent

getCondition

public abstract boolean getCondition()

setConditionValue

public abstract void setConditionValue(boolean value)

getElement

public abstract java.lang.String getElement()

getListener

public abstract org.apache.tapestry.IActionListener getListener()

getListenerInvoker

public abstract org.apache.tapestry.listener.ListenerInvoker getListenerInvoker()
Injected.

Since:
4.0