Module org.apache.wicket.core

Package org.apache.wicket.markup.html.basic

Class EnumLabel<T extends Enum<T>>

java.lang.Object

org.apache.wicket.Component

org.apache.wicket.markup.html.WebComponent

org.apache.wicket.markup.html.basic.EnumLabel<T>

Type Parameters:

T - enum type

All Implemented Interfaces:

Serializable, IEventSink, IEventSource, IFeedbackContributor, IConverterLocator, IGenericComponent<T,EnumLabel<T>>, IMetadataContext<Serializable,Component>, IHeaderContributor, IRequestableComponent, IHierarchical<Component>, IClusterable

public class EnumLabel<T extends Enum<T>>
extends WebComponent
implements IGenericComponent<T,EnumLabel<T>>

A Label component that is used to render an enum value. The value rendered will be the result of a i18n resource lookup of the following form: <value.getClass().getSimpleName()>.<value.name()>, this format can be changed by overriding resourceKey(Enum)

Author:

igor.vaynberg

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.apache.wicket.Component

ENABLE, FLAG_INITIALIZED, FLAG_RESERVED1, FLAG_RESERVED2, FLAG_RESERVED3, FLAG_RESERVED4, FLAG_RESERVED5, FLAG_RESERVED8, PARENT_PATH, PATH_SEPARATOR, RENDER, RFLAG_CONTAINER_DEQUEING, RFLAG_CONTAINER_HAS_REMOVALS

Constructor Summary

Constructors

Constructor	Description
EnumLabel(String id)	Constructor
EnumLabel(String id, IModel<T> model)
EnumLabel(String id, T value)	Convenience constructor.

Method Summary

Modifier and Type	Method	Description
protected String	nullValue()
protected void	onComponentTag(ComponentTag tag)	Processes the component tag.
void	onComponentTagBody(MarkupStream markupStream, ComponentTag openTag)	Processes the body.
protected String	resourceKey(T value)	Converts enum value into a resource key that should be used to lookup the text the label will display

Methods inherited from class org.apache.wicket.markup.html.WebComponent

getWebApplication, getWebPage, getWebRequest, getWebResponse, getWebSession, onRender

Methods inherited from class org.apache.wicket.Component

add, addStateChange, beforeRender, canCallListener, canCallListenerAfterExpiry, checkComponentTag, checkComponentTagAttribute, checkHierarchyChange, clearOriginalDestination, configure, continueToOriginalDestination, createConverter, debug, detach, detachModel, detachModels, determineVisibility, error, exceptionMessage, fatal, findMarkupStream, findPage, findParent, findParentWithAssociatedMarkup, get, getAjaxRegionMarkupId, getApplication, getBehaviorById, getBehaviorId, getBehaviors, getBehaviors, getClassRelativePath, getConverter, getDefaultModel, getDefaultModelObject, getDefaultModelObjectAsString, getDefaultModelObjectAsString, getEscapeModelStrings, getFeedbackMessages, getFlag, getId, getInnermostModel, getInnermostModel, getLocale, getLocalizer, getMarkup, getMarkupAttributes, getMarkupId, getMarkupId, getMarkupIdFromMarkup, getMarkupIdImpl, getMarkupSourcingStrategy, getMarkupTag, getMetaData, getModelComparator, getOutputMarkupId, getOutputMarkupPlaceholderTag, getPage, getPageRelativePath, getParent, getPath, getRenderBodyOnly, getRequest, getRequestCycle, getRequestFlag, getResponse, getSession, getSizeInBytes, getStatelessHint, getString, getString, getString, getStyle, getVariation, hasBeenRendered, hasErrorMessage, hasFeedbackMessage, info, initModel, internalInitialize, internalOnModelChanged, internalRenderComponent, internalRenderHead, isActionAuthorized, isAuto, isBehaviorAccepted, isEnableAllowed, isEnabled, isEnabledInHierarchy, isIgnoreAttributeModifier, isInitialized, isRenderAllowed, isRendering, isStateless, isVersioned, isVisibilityAllowed, isVisible, isVisibleInHierarchy, markRendering, modelChanged, modelChanging, newMarkupSourcingStrategy, onAfterRender, onBeforeRender, onConfigure, onDetach, onEvent, onInitialize, onModelChanged, onModelChanging, onReAdd, onRemove, redirectToInterceptPage, remove, remove, render, renderComponentTag, rendered, renderHead, renderPart, renderPlaceholderTag, replaceComponentTagBody, replaceWith, sameInnermostModel, sameInnermostModel, send, setAuto, setDefaultModel, setDefaultModelObject, setEnabled, setEscapeModelStrings, setFlag, setIgnoreAttributeModifier, setMarkup, setMarkupId, setMarkupIdImpl, setMetaData, setOutputMarkupId, setOutputMarkupPlaceholderTag, setParent, setRenderBodyOnly, setResponsePage, setResponsePage, setResponsePage, setVersioned, setVisibilityAllowed, setVisible, success, toString, toString, urlFor, urlFor, urlFor, urlForListener, urlForListener, visitParents, visitParents, warn, wrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.wicket.IGenericComponent

getDefaultModel, getDefaultModelObject, getModel, getModelObject, setDefaultModel, setDefaultModelObject, setModel, setModelObject

Constructor Details

EnumLabel

public EnumLabel(String id)

Constructor

Parameters:

id - See Component

EnumLabel

public EnumLabel(String id,
 T value)

Convenience constructor. Same as Label(String, new Model<String>(String))

Parameters:

id - See Component

value - Enum value to render

See Also:

• Component(String, IModel)

EnumLabel

public EnumLabel(String id,
 IModel<T> model)

Parameters:

id -

model -

See Also:

• Component(String, IModel)

Method Details

onComponentTagBody

public void onComponentTagBody(MarkupStream markupStream,
 ComponentTag openTag)

Description copied from class: Component

Processes the body.

Overrides:

onComponentTagBody in class Component

Parameters:

markupStream - The markup stream

openTag - The open tag for the body

resourceKey

protected String resourceKey(T value)

Converts enum value into a resource key that should be used to lookup the text the label will display

Parameters:

value -

Returns:

resource key

nullValue

protected String nullValue()

Returns:

value that should be displayed if model object is null

onComponentTag

protected void onComponentTag(ComponentTag tag)

Description copied from class: Component

Processes the component tag. Overrides of this method most likely should call the super implementation.

Overrides:

onComponentTag in class Component

Parameters:

tag - Tag to modify