org.apache.tapestry.form
Class Hidden

java.lang.Object
  org.apache.hivemind.impl.BaseLocatable
      org.apache.tapestry.AbstractComponent
          org.apache.tapestry.form.AbstractFormComponent
              org.apache.tapestry.form.Hidden

All Implemented Interfaces:

org.apache.hivemind.Locatable, org.apache.hivemind.LocationHolder, IFormComponent, IComponent, IDirectEvent, Component, IRender

public abstract class Hidden
extends AbstractFormComponent

Implements a hidden field within a Form. [ Component Reference ]

Author:

Howard Lewis Ship, Paul Ferraro

Field Summary

Fields inherited from class org.apache.tapestry.AbstractComponent

_body, _bodyCount

Constructor Summary

Hidden()

Method Summary

protected boolean	getCanTakeFocus() Returns false.
abstract DataSqueezer	getDataSqueezer()
abstract boolean	getEncode() Returns true if the compent encodes object values using a DataSqueezerImpl, false if values are always Strings.
abstract IActionListener	getListener()
abstract ListenerInvoker	getListenerInvoker() Injected.
abstract Object	getValue()
boolean	isDisabled() Returns false.
protected void	renderFormComponent(IMarkupWriter writer, IRequestCycle cycle) Invoked from AbstractFormComponent.renderComponent(IMarkupWriter, IRequestCycle) to render the component.
protected void	rewindFormComponent(IMarkupWriter writer, IRequestCycle cycle) Invoked from AbstractFormComponent.renderComponent(IMarkupWriter, IRequestCycle) to rewind the component.
abstract void	setValue(Object value)

Methods inherited from class org.apache.tapestry.form.AbstractFormComponent

generateClientId, getForm, getIdParameter, getName, getRenderBodyOnRewind, isRequired, peekClientId, renderComponent, renderDelegateAttributes, renderDelegatePrefix, renderDelegateSuffix, setForm, setName, setName

Methods inherited from class org.apache.tapestry.AbstractComponent

addAsset, addBody, addComponent, checkActiveLock, cleanupAfterRender, enterActiveState, equals, finishLoad, finishLoad, getAsset, getAssets, getBeans, getBinding, getBindingNames, getBindings, getBody, getBodyCount, getBoundId, getClientId, getComponent, getComponents, getContainedComponent, getContainedRenderers, getContainer, getEventInvoker, getExtendedId, getId, getIdPath, getInnerRenderers, getListeners, getMessages, getNamespace, getPage, getRenderWorker, getSpecification, getSpecifiedId, getTemplateTagName, hasEvents, hashCode, isInActiveState, isParameterBound, isRendering, isStateful, pageEndRender, prepareForRender, render, renderBody, renderIdAttribute, renderInformalParameters, setBinding, setClientId, setContainedComponent, setContainer, setHasEvents, setId, setNamespace, setPage, setTemplateTagName, toString, triggerEvent

Methods inherited from class org.apache.hivemind.impl.BaseLocatable

getLocation, setLocation

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.tapestry.form.IFormComponent

getClientId, getDisplayName

Methods inherited from interface org.apache.tapestry.IComponent

addAsset, addBody, addComponent, enterActiveState, finishLoad, getAsset, getAssets, getBeans, getBinding, getBindingNames, getBindings, getComponent, getComponents, getContainedComponent, getContainer, getEventInvoker, getExtendedId, getId, getIdPath, getListeners, getMessages, getNamespace, getPage, getSpecification, getSpecifiedId, getTemplateTagName, isRendering, renderBody, setBinding, setClientId, setContainedComponent, setContainer, setId, setNamespace, setPage, setTemplateTagName

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

Hidden

public Hidden()

Method Detail

getCanTakeFocus

protected boolean getCanTakeFocus()

Returns false.

Overrides:

getCanTakeFocus in class AbstractFormComponent

renderFormComponent

protected void renderFormComponent(IMarkupWriter writer,
                                   IRequestCycle cycle)

Description copied from class: AbstractFormComponent

Invoked from AbstractFormComponent.renderComponent(IMarkupWriter, IRequestCycle) to render the component.

Specified by:

renderFormComponent in class AbstractFormComponent

See Also:

AbstractFormComponent.renderFormComponent(org.apache.tapestry.IMarkupWriter, org.apache.tapestry.IRequestCycle)

rewindFormComponent

protected void rewindFormComponent(IMarkupWriter writer,
                                   IRequestCycle cycle)

Description copied from class: AbstractFormComponent

Invoked from AbstractFormComponent.renderComponent(IMarkupWriter, IRequestCycle) to rewind the component. If the component is disabled this will not be invoked.

Specified by:

rewindFormComponent in class AbstractFormComponent

See Also:

org.apache.tapestry.form.AbstractFormComponent#rewindFormComponent(org.apache.tapestry.IRequestCycle)

getDataSqueezer

public abstract DataSqueezer getDataSqueezer()

Since:

2.2 *

getValue

public abstract Object getValue()

setValue

public abstract void setValue(Object value)

getListener

public abstract IActionListener getListener()

getListenerInvoker

public abstract ListenerInvoker getListenerInvoker()

Injected.

Since:

4.0

isDisabled

public boolean isDisabled()

Returns false. Hidden components are never disabled.

Since:

2.2

getEncode

public abstract boolean getEncode()

Returns true if the compent encodes object values using a DataSqueezerImpl, false if values are always Strings.

Since:

2.2