org.zkoss.zul
Class Tab

java.lang.Object
  org.zkoss.zk.ui.AbstractComponent
      org.zkoss.zk.ui.HtmlBasedComponent
          org.zkoss.zul.impl.XulElement
              org.zkoss.zul.impl.LabelElement
                  org.zkoss.zul.impl.LabelImageElement
                      org.zkoss.zul.Tab

All Implemented Interfaces:

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

public class Tab
extends LabelImageElement

A tab.

Default getZclass(): z-tab. (since 3.5.0)

Author:

tomyeh

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.zkoss.zul.impl.LabelImageElement

LabelImageElement.ExtraCtrl

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

AbstractComponent.Children

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

CE_BUSY_IGNORE, CE_DUPLICATE_IGNORE, CE_IMPORTANT, CE_NON_DEFERRABLE, CE_REPEAT_IGNORE

Constructor Summary

Tab()

Tab(java.lang.String label)

Tab(java.lang.String label, java.lang.String image)

Method Summary

void	beforeParentChanged(Component parent) Default: does nothing.
void	close() Closes this tab and the linked tabpanel.
int	getIndex() Returns the index of this panel, or -1 if it doesn't belong to any tabs.
Tabpanel	getLinkedPanel() Returns the panel associated with this tab.
Tabbox	getTabbox() Returns the tabbox owns this component.
java.lang.String	getZclass() Returns the ZK Cascading Style class(es) for this component.
protected boolean	isChildable() No child is allowed.
boolean	isClosable() Returns whether this tab is closable.
boolean	isDisabled() Returns whether this tab is disabled.
boolean	isSelected() Returns whether this tab is selected.
void	onClose() Process the onClose event sent when the close button is pressed.
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	setClosable(boolean closable) Sets whether this tab is closable.
void	setDisabled(boolean disabled) Sets whether this tab is disabled.
void	setSelected(boolean selected) Sets whether this tab is selected.
void	setWidth(java.lang.String width) Sets the width.

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

clone, getExtraCtrl, getHoverImage, getHoverImageContent, getImage, getImageContent, getSrc, isImageAssigned, setHoverImage, setHoverImageContent, setHoverImageContent, setImage, setImageContent, setImageContent, setSrc

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

getLabel, renderCrawlable, setLabel

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

getContext, getCtrlKeys, getPopup, getTooltip, setContext, setContext, setCtrlKeys, setPopup, setPopup, setTooltip, setTooltip

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

focus, getAction, getDraggable, getDroppable, getHeight, getHflex, getLeft, getRenderdefer, getSclass, getStyle, getTooltiptext, getTop, getVflex, getWidth, getZindex, getZIndex, setAction, setClass, setDraggable, setDroppable, setFocus, setHeight, setHeightDirectly, setHflex, setHflexDirectly, setLeft, setLeftDirectly, setRenderdefer, setSclass, setStyle, setTooltiptext, setTop, setTopDirectly, setVflex, setWidthDirectly, setZclass, setZindex, setZIndex, setZIndexDirectly

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

addAnnotation, addAnnotation, addClientEvent, addEventHandler, addEventListener, addEventListener, addForward, addForward, addForward, addForward, addMoved, addScopeListener, addSharedAnnotationMap, addSharedEventHandlerMap, appendChild, applyProperties, beforeChildAdded, beforeChildRemoved, detach, didActivate, didActivate, didDeserialize, didDeserialize, disableClientUpdate, equals, getAnnotatedProperties, getAnnotatedPropertiesBy, getAnnotation, getAnnotation, getAnnotations, getAnnotations, getAttribute, getAttribute, getAttribute, getAttributeOrFellow, getAttributes, getAttributes, getAuService, getAutag, getChildren, getClientEvents, getDefaultMold, getDefinition, getDesktop, getEventHandler, getEventHandlerNames, getEventListeners, getFellow, getFellow, getFellowIfAny, getFellowIfAny, getFellows, getFirstChild, getId, getLastChild, getListenerIterator, getMold, getNextSibling, getPage, getParent, getPreviousSibling, getRoot, getSpaceOwner, getStubonly, getTemplate, getTemplateNames, getUuid, getWidgetAttribute, getWidgetAttributeNames, getWidgetClass, getWidgetListener, getWidgetListenerNames, getWidgetOverride, getWidgetOverrideNames, hasAttribute, hasAttribute, hasAttribute, hasAttributeOrFellow, hasFellow, hasFellow, insertBefore, invalidate, isInvalidated, isListenerAvailable, isVisible, onChildAdded, onChildRemoved, onPageAttached, onPageDetached, onWrongValue, redraw, redrawChildren, removeAttribute, removeAttribute, removeAttribute, removeChild, removeEventListener, removeForward, removeForward, removeScopeListener, render, render, render, replace, response, response, service, sessionDidActivate, sessionWillPassivate, setAttribute, setAttribute, setAttribute, setAuService, setAutag, setDefinition, setDefinition, setId, setMold, setPage, setPageBefore, setParent, setStubonly, setStubonly, setTemplate, setVisible, setVisibleDirectly, setWidgetAttribute, setWidgetClass, setWidgetListener, setWidgetOverride, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdate, smartUpdateWidgetListener, smartUpdateWidgetOverride, toString, updateByClient, willPassivate, willPassivate, willSerialize, willSerialize

Methods inherited from class java.lang.Object

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

Constructor Detail

Tab

public Tab()

Tab

public Tab(java.lang.String label)

Tab

public Tab(java.lang.String label,
           java.lang.String image)

Method Detail

setWidth

public void setWidth(java.lang.String width)

Description copied from class: HtmlBasedComponent

Sets the width. If null, the best fit is used.

Overrides:

setWidth in class HtmlBasedComponent

See Also:

HtmlBasedComponent.setWidthDirectly(java.lang.String), AbstractComponent.disableClientUpdate(boolean)

isClosable

public boolean isClosable()

Returns whether this tab is closable. If closable, a button is displayed and the onClose event is sent if an user clicks the button.

Default: false.

setClosable

public void setClosable(boolean closable)

Sets whether this tab is closable. If closable, a button is displayed and the onClose event is sent if an user clicks the button.

Default: false.

You can intercept the default behavior by either overriding onClose(), or listening the onClose event.

onClose

public void onClose()

Process the onClose event sent when the close button is pressed.

Default: invoke close() to detach itself and the corresponding Tabpanel.

close

public void close()

Closes this tab and the linked tabpanel. This method detaches this component and the linked Tabpanel).

Since:

5.0.0

getTabbox

public Tabbox getTabbox()

Returns the tabbox owns this component.

getLinkedPanel

public Tabpanel getLinkedPanel()

Returns the panel associated with this tab.

isSelected

public boolean isSelected()

Returns whether this tab is selected.

setSelected

public void setSelected(boolean selected)

Sets whether this tab is selected.

isDisabled

public boolean isDisabled()

Returns whether this tab is disabled.

Default: false.

Since:

3.0.0

setDisabled

public void setDisabled(boolean disabled)

Sets whether this tab is disabled. If a tab is disabled, then it cann't be selected or closed by user, but it still can be controlled by server side program.

Since:

3.0.0

getIndex

public int getIndex()

Returns the index of this panel, or -1 if it doesn't belong to any tabs.

getZclass

public java.lang.String getZclass()

Description copied from class: HtmlBasedComponent

Returns the ZK Cascading Style class(es) for this component. It usually depends on the implementation of the mold (@{link #getMold}).

Default: null (the default value depends on element).

HtmlBasedComponent.setZclass(java.lang.String)) will completely replace the default style of a component. In other words, the default style of a component is associated with the default value of HtmlBasedComponent.getZclass(). Once it is changed, the default style won't be applied at all. If you want to perform small adjustments, use HtmlBasedComponent.setSclass(java.lang.String) instead.

Overrides:

getZclass in class HtmlBasedComponent

See Also:

HtmlBasedComponent.getSclass()

isChildable

protected boolean isChildable()

No child is allowed.

Overrides:

isChildable in class AbstractComponent

beforeParentChanged

public void beforeParentChanged(Component parent)

Description copied from class: AbstractComponent

Default: does nothing.

Specified by:

beforeParentChanged in interface ComponentCtrl

Overrides:

beforeParentChanged in class AbstractComponent

Parameters:

parent - the new parent. If null, it means detachment.

See Also:

ComponentCtrl.beforeParentChanged(org.zkoss.zk.ui.Component)

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 onSelect.

Specified by:

service in interface ComponentCtrl

Overrides:

service in class HtmlBasedComponent

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

Since:

5.0.0

See Also:

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

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 LabelImageElement

Throws:

java.io.IOException