Class When

java.lang.Object
org.zkoss.zk.ui.AbstractComponent
org.zkoss.zk.ui.HtmlShadowElement
All Implemented Interfaces:
Serializable, Cloneable, org.zkoss.zk.ui.Component, org.zkoss.zk.ui.ext.AfterCompose, org.zkoss.zk.ui.ext.Scope, org.zkoss.zk.ui.ShadowElement, org.zkoss.zk.ui.ShadowElementCtrl, org.zkoss.zk.ui.sys.ComponentCtrl

public class When extends If
A when tag is used for choose like a Java switch statement in that it lets you between a number of alternatives.
Since:
8.0.0
Author:
jumperchen
See Also:
  • Nested Class Summary

    Nested classes/interfaces inherited from class org.zkoss.zk.ui.HtmlShadowElement

    org.zkoss.zk.ui.HtmlShadowElement.Direction

    Nested classes/interfaces inherited from class org.zkoss.zk.ui.AbstractComponent

    org.zkoss.zk.ui.AbstractComponent.Children, org.zkoss.zk.ui.AbstractComponent.ForwardInfo, org.zkoss.zk.ui.AbstractComponent.TargetInfo
  • Field Summary

    Fields inherited from class org.zkoss.zk.ui.HtmlShadowElement

    _afterComposed, _dynamicValue, BIND_ANNO, BINDER, FOREACH_IN_RENDER, INIT_ANNO, LOAD_ANNO, ON_REBUILD_SHADOW_TREE_LATER, REFERENCE_ANNO, SAVE_ANNO, SKIP_DISTRIBUTED_CHILDREN_PROPERTY_CHANGE

    Fields inherited from interface org.zkoss.zk.ui.Component

    APPLICATION_SCOPE, COMPONENT_SCOPE, DESKTOP_SCOPE, PAGE_SCOPE, REQUEST_SCOPE, SESSION_SCOPE, SPACE_SCOPE

    Fields inherited from interface org.zkoss.zk.ui.sys.ComponentCtrl

    AFTER_CHILD_ADDED, AFTER_CHILD_REMOVED, AFTER_CLONED, AFTER_PAGE_ATTACHED, AFTER_PAGE_DETACHED, AFTER_PARENT_CHANGED, CE_BUSY_IGNORE, CE_DUPLICATE_IGNORE, CE_IMPORTANT, CE_NON_DEFERRABLE, CE_REPEAT_IGNORE
  • Constructor Summary

    Constructors
    Constructor
    Description
     
  • Method Summary

    Modifier and Type
    Method
    Description
    void
    beforeParentChanged(org.zkoss.zk.ui.Component parent)
     
    void
     
    protected void
     
     
    setAttribute(String name, Object value)
     

    Methods inherited from class org.zkoss.zuti.zul.If

    getPropertyAccess, getTest, isEffective, isTest, setTest

    Methods inherited from class org.zkoss.zk.ui.HtmlShadowElement

    afterHostChildAdded, afterHostChildRemoved, asShadow, beforeChildAdded, beforeHostChildAdded, beforeHostChildRemoved, beforeHostParentChanged, clearChildren, destroyIndexCacheMap, getDistributedChildren, getFirstInsertion, getIndex, getIndexCacheMap, getLastInsertion, getNextInsertion, getNextInsertionComponentIfAny, getPreviousInsertion, getPreviousInsertionComponentIfAny, getShadowHost, getShadowHostIfAny, initClone, initIndexCacheMap, inRange, invalidate, isDynamicValue, mergeSubTree, mergeToHost, onHostAttached, onHostChildAdded, onHostChildRemoved, onHostDetached, removeFromParent, resolveVariable, setDynamicValue, setParent, setPrevInsertion, setShadowHost, shrinkRange, stretchRange, toString, updateFirstInsertion, updateLastInsertion, updateNextInsertion, updatePreviousInsertion, updateSubBindingAnnotationCount

    Methods inherited from class org.zkoss.zk.ui.AbstractComponent

    addAnnotation, addCallback, addClientEvent, addEventHandler, addEventListener, addEventListener, addForward, addForward, addForward, addForward, addMoved, addRedrawCallback, addScopeListener, addShadowRoot, addShadowRootBefore, addSharedEventHandlerMap, appendChild, applyProperties, beforeChildRemoved, didActivate, didActivate, didDeserialize, didDeserialize, disableBindingAnnotation, disableClientUpdate, disableHostChanged, enableBindingAnnotation, enableHostChanged, getAnnotatedProperties, getAnnotatedPropertiesBy, getAnnotation, getAnnotations, getAnnotations, getAttribute, getAttribute, getAttribute, getAttributeOrFellow, getAttributes, getAttributes, getAuService, getAutag, getCallback, getChildren, getClientAttribute, getClientDataAttribute, getClientEvents, getDefaultMold, getDefinition, getDesktop, getEventHandler, getEventHandlerNames, getEventListenerMap, getEventListeners, getExtraCtrl, getFellow, getFellow, getFellowIfAny, getFellowIfAny, getFellows, getFirstChild, getForwards, getId, getLastChild, getMold, getNextSibling, getPage, getParent, getPreviousSibling, getRedrawCallback, getRoot, getShadowFellowIfAny, getShadowRoots, getShadowVariable, getShadowVariable, getShadowVariable0, getSpaceOwner, getSpecialRendererOutput, getStubonly, getSubBindingAnnotationCount, getTemplate, getTemplateNames, getUuid, getWidgetAttributeNames, getWidgetClass, getWidgetListener, getWidgetListenerNames, getWidgetOverride, getWidgetOverrideNames, hasAttribute, hasAttribute, hasAttribute, hasAttributeOrFellow, hasBindingAnnotation, hasFellow, hasFellow, hasSubBindingAnnotation, insertBefore, isChildable, isDisabledHostChanged, isInitialized, isInvalidated, isListenerAvailable, isVisible, onPageAttached, onPageDetached, onParentChanged, onWrongValue, query, queryAll, redraw, redrawChildren, removeAttribute, removeAttribute, removeCallback, removeChild, removeEventListener, removeForward, removeForward, removeRedrawCallback, removeScopeListener, removeShadowRoot, render, render, render, renderProperties, renderPropertiesOnly, replace, response, response, response, service, service, sessionDidActivate, sessionWillPassivate, setAttribute, setAttribute, setAuService, setAutag, setClientAttribute, setClientDataAttribute, setDefinition, setDefinition, setId, setMold, setPage, setPageBefore, setStubonly, setStubonly, setSubBindingAnnotationCount, setTemplate, setVisible, setVisibleDirectly, setWidgetClass, setWidgetListener, setWidgetOverride, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdateWidgetListener, smartUpdateWidgetOverride, updateByClient, willPassivate, willPassivate, willSerialize, willSerialize

    Methods inherited from class java.lang.Object

    equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
  • Constructor Details

    • When

      public When()
  • Method Details

    • setAttribute

      public Object setAttribute(String name, Object value)
      Specified by:
      setAttribute in interface org.zkoss.zk.ui.Component
      Specified by:
      setAttribute in interface org.zkoss.zk.ui.ext.Scope
      Overrides:
      setAttribute in class org.zkoss.zk.ui.AbstractComponent
    • removeAttribute

      public Object removeAttribute(String name)
      Specified by:
      removeAttribute in interface org.zkoss.zk.ui.Component
      Specified by:
      removeAttribute in interface org.zkoss.zk.ui.ext.Scope
      Overrides:
      removeAttribute in class org.zkoss.zk.ui.AbstractComponent
    • recreate

      public void recreate()
      Specified by:
      recreate in interface org.zkoss.zk.ui.ShadowElement
      Overrides:
      recreate in class org.zkoss.zk.ui.HtmlShadowElement
    • recreateDirectly

      protected void recreateDirectly()
    • beforeParentChanged

      public void beforeParentChanged(org.zkoss.zk.ui.Component parent)
      Specified by:
      beforeParentChanged in interface org.zkoss.zk.ui.sys.ComponentCtrl
      Overrides:
      beforeParentChanged in class org.zkoss.zk.ui.HtmlShadowElement