Package org.zkoss.zul.impl

Class HeadersElement

java.lang.Object

org.zkoss.zk.ui.AbstractComponent

org.zkoss.zk.ui.HtmlBasedComponent

org.zkoss.zul.impl.XulElement

org.zkoss.zul.impl.HeadersElement

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, Component, Scope, ComponentCtrl

Direct Known Subclasses:

Columns, Listhead, Treecols

public abstract class HeadersElement
extends XulElement

A skeletal implementation for headers, the parent of a group of HeaderElement.

Author:

tomyeh

See Also:

Serialized Form

Nested Class Summary

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

HtmlBasedComponent.ExtraCtrl

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

AbstractComponent.Children, AbstractComponent.ForwardInfo, AbstractComponent.TargetInfo

Field Summary

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

_zclass

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_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
HeadersElement()

Method Summary

Modifier and Type	Method	Description
boolean	evalCSSFlex()	Get whether css flex is enabled or not
boolean	isSizable()	Returns whether the width of the child column is sizable.
protected void	renderProperties(ContentRenderer renderer)	Renders the content of this component, excluding the enclosing tags and children.
void	service(AuRequest request, boolean everError)	Processes an AU request.
void	setSizable(boolean sizable)	Sets whether the width of the child column is sizable.

Methods inherited from class org.zkoss.zul.impl.XulElement

clone, getContext, getCtrlKeys, getPopup, getPropertyAccess, getTooltip, setContext, setContext, setContextAttributes, setCtrlKeys, setPopup, setPopup, setPopupAttributes, setTooltip, setTooltip, setTooltipAttributes

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

addSclass, focus, getAction, getClientAction, getDraggable, getDroppable, getExtraCtrl, getHeight, getHflex, getLeft, getRenderdefer, getSclass, getStyle, getTabindex, getTabindexInteger, getTooltiptext, getTop, getVflex, getWidth, getZclass, getZindex, getZIndex, removeSclass, removeSclass, setAction, setClass, setClientAction, setDraggable, setDroppable, setFocus, setHeight, setHeight0, setHeightDirectly, setHflex, setHflex0, setHflexDirectly, setLeft, setLeftDirectly, setRenderdefer, setSclass, setStyle, setTabindex, setTabindex, setTooltiptext, setTop, setTopDirectly, setVflex, setVflex0, setVflexDirectly, setWidth, setWidth0, setWidthDirectly, setZclass, setZindex, setZIndex, setZIndexDirectly

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, beforeChildAdded, beforeChildRemoved, beforeParentChanged, destroyIndexCacheMap, detach, 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, getFellow, getFellow, getFellowIfAny, getFellowIfAny, getFellows, getFirstChild, getForwards, getId, getIndexCacheMap, 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, initIndexCacheMap, insertBefore, invalidate, isChildable, isDisabledHostChanged, isInitialized, isInvalidated, isListenerAvailable, isVisible, onChildAdded, onChildRemoved, onPageAttached, onPageDetached, onParentChanged, onWrongValue, query, queryAll, redraw, redrawChildren, removeAttribute, removeAttribute, removeAttribute, removeCallback, removeChild, removeEventListener, removeForward, removeForward, removeRedrawCallback, removeScopeListener, removeShadowRoot, render, render, render, renderPropertiesOnly, replace, response, response, response, service, sessionDidActivate, sessionWillPassivate, setAttribute, setAttribute, setAttribute, setAuService, setAutag, setClientAttribute, setClientDataAttribute, setDefinition, setDefinition, setId, setMold, setPage, setPageBefore, setParent, setStubonly, setStubonly, setSubBindingAnnotationCount, setTemplate, setVisible, setVisibleDirectly, setWidgetClass, setWidgetListener, setWidgetOverride, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdateWidgetListener, smartUpdateWidgetOverride, toString, updateByClient, updateSubBindingAnnotationCount, willPassivate, willPassivate, willSerialize, willSerialize

Methods inherited from class java.lang.Object

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

Constructor Detail

HeadersElement

public HeadersElement()

Method Detail

isSizable

public boolean isSizable()

Returns whether the width of the child column is sizable.

setSizable

public void setSizable(boolean sizable)

Sets whether the width of the child column is sizable. If true, a user can drag the border between two columns (e.g., Column) to change the widths of adjacent columns.

Default: false.

renderProperties

protected void renderProperties(ContentRenderer renderer)
                         throws java.io.IOException

Description copied from class: HtmlBasedComponent

Renders the content of this component, excluding the enclosing tags and children.

See also ZK Client-side Reference: Property Rendering

Overrides:

renderProperties in class XulElement

Throws:

java.io.IOException

service

public void service(AuRequest request,
                    boolean everError)

Processes an AU request.

Default: in addition to what are handled by HtmlBasedComponent.service(org.zkoss.zk.au.AuRequest, boolean), it also handles onColSize and onColsSize.

Specified by:

service in interface ComponentCtrl

Overrides:

service in class HtmlBasedComponent

everError - whether any error ever occurred before processing this request.

Since:

5.0.0

See Also:

AbstractComponent.setAuService(org.zkoss.zk.au.AuService)

evalCSSFlex

public boolean evalCSSFlex()

Description copied from class: HtmlBasedComponent

Get whether css flex is enabled or not

Overrides:

evalCSSFlex in class HtmlBasedComponent

Returns:

css flex is enabled