org.zkoss.zul
Class Paging

java.lang.Object
  org.zkoss.zk.ui.AbstractComponent
      org.zkoss.zk.ui.HtmlBasedComponent
          org.zkoss.zul.impl.XulElement
              org.zkoss.zul.Paging

All Implemented Interfaces:

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

Direct Known Subclasses:

MeshElement.InternalPaging

public class Paging
extends XulElement
implements Paginal

Paging of long content.

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

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

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

Paging()

Paging(int totalsz, int pagesz)
Constructor.

Method Summary

int	getActivePage() Returns the active page (starting from 0).
int	getPageCount() Returns the number of pages.
int	getPageIncrement() Returns the number of page anchors shall appear at the client.
int	getPageSize() Returns the number of items per page.
int	getTotalSize() Returns the total number of items.
java.lang.String	getZclass() Returns the ZK Cascading Style class(es) for this component.
boolean	isAutohide() Returns whether to automatically hide this component if there is only one page available.
protected boolean	isChildable() Returns whether this component can have a child.
boolean	isDetailed() Returns whether to show the detailed info, such as Paginal.getTotalSize().
boolean	isVisible() Returns whether this component is visible.
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	setActivePage(int pg) Set the active page Note: In server side, active page starts from 0.
void	setAutohide(boolean autohide) Sets whether to automatically hide this component if there is only one page available.
void	setDetailed(boolean detailed) Sets whether to show total size and index of items in current page
void	setPageIncrement(int pginc) Sets the number of page list icon when mold is "os"
void	setPageSize(int size) Sets the items to show in each page
void	setTotalSize(int size) Sets total size of items

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

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

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

focus, getAction, getDraggable, getDroppable, getExtraCtrl, 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, setWidth, 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, addRedrawCallback, addScopeListener, addShadowRoot, addShadowRootBefore, addSharedEventHandlerMap, appendChild, applyProperties, beforeChildAdded, beforeChildRemoved, beforeParentChanged, detach, didActivate, didActivate, didDeserialize, didDeserialize, disableBindingAnnotation, disableClientUpdate, enableBindingAnnotation, equals, getAnnotatedProperties, getAnnotatedPropertiesBy, getAnnotation, getAnnotation, getAnnotations, getAnnotations, getAnnotations, getAttribute, getAttribute, getAttribute, getAttributeOrFellow, getAttributes, getAttributes, getAuService, getAutag, getChildren, getClientAttribute, getClientEvents, getDefaultMold, getDefinition, getDesktop, getEventHandler, getEventHandlerNames, getEventListenerMap, getEventListeners, getFellow, getFellow, getFellowIfAny, getFellowIfAny, getFellows, getFirstChild, getId, getLastChild, getListenerIterator, getMold, getNextSibling, getPage, getParent, getPreviousSibling, getRedrawCallback, getRoot, getShadowRoots, getShadowVariable, getShadowVariable0, getSpaceOwner, getSpecialRendererOutput, getStubonly, getSubBindingAnnotationCount, getTemplate, getTemplateNames, getUuid, getWidgetAttribute, getWidgetAttributeNames, getWidgetClass, getWidgetListener, getWidgetListenerNames, getWidgetOverride, getWidgetOverrideNames, hasAttribute, hasAttribute, hasAttribute, hasAttributeOrFellow, hasBindingAnnotation, hasFellow, hasFellow, hasSubBindingAnnotation, insertBefore, invalidate, isInvalidated, isListenerAvailable, onChildAdded, onChildRemoved, onPageAttached, onPageDetached, onWrongValue, query, queryAll, redraw, redrawChildren, removeAttribute, removeAttribute, removeAttribute, removeChild, removeEventListener, removeForward, removeForward, removeRedrawCallback, removeScopeListener, removeShadowRoot, render, render, render, replace, response, response, response, service, sessionDidActivate, sessionWillPassivate, setAttribute, setAttribute, setAttribute, setAuService, setAutag, setClientAttribute, setDefinition, setDefinition, setId, setMold, setPage, setPageBefore, setParent, setStubonly, setStubonly, setSubBindingAnnotationCount, setTemplate, setVisible, setVisibleDirectly, setWidgetAttribute, 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

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

Methods inherited from interface org.zkoss.zul.ext.Paginal

addEventListener, removeEventListener

Constructor Detail

Paging

public Paging()

Paging

public Paging(int totalsz,
              int pagesz)

Constructor.

Parameters:

totalsz - the total # of items

pagesz - the # of items per page

Method Detail

getPageSize

public int getPageSize()

Description copied from interface: Pageable

Returns the number of items per page.

Default: 20.

Specified by:

getPageSize in interface Pageable

setPageSize

public void setPageSize(int size)
                 throws WrongValueException

Sets the items to show in each page

Specified by:

setPageSize in interface Pageable

Throws:

WrongValueException

getTotalSize

public int getTotalSize()

Description copied from interface: Paginal

Returns the total number of items.

Specified by:

getTotalSize in interface Paginal

setTotalSize

public void setTotalSize(int size)
                  throws WrongValueException

Sets total size of items

Specified by:

setTotalSize in interface Paginal

Throws:

WrongValueException

getPageCount

public int getPageCount()

Description copied from interface: Pageable

Returns the number of pages. Note: there is at least one page even no item at all.

Specified by:

getPageCount in interface Pageable

getActivePage

public int getActivePage()

Description copied from interface: Pageable

Returns the active page (starting from 0).

Specified by:

getActivePage in interface Pageable

setActivePage

public void setActivePage(int pg)
                   throws WrongValueException

Set the active page

Note: In server side, active page starts from 0. But in browser UI, it starts from 1

Specified by:

setActivePage in interface Pageable

Throws:

WrongValueException

getPageIncrement

public int getPageIncrement()

Description copied from interface: Paginal

Returns the number of page anchors shall appear at the client.

Default: 10.

Specified by:

getPageIncrement in interface Paginal

setPageIncrement

public void setPageIncrement(int pginc)
                      throws WrongValueException

Sets the number of page list icon when mold is "os"

Specified by:

setPageIncrement in interface Paginal

Throws:

WrongValueException

isDetailed

public boolean isDetailed()

Description copied from interface: Paginal

Returns whether to show the detailed info, such as Paginal.getTotalSize().

Specified by:

isDetailed in interface Paginal

setDetailed

public void setDetailed(boolean detailed)

Sets whether to show total size and index of items in current page

Specified by:

setDetailed in interface Paginal

isAutohide

public boolean isAutohide()

Returns whether to automatically hide this component if there is only one page available.

Default: false.

Specified by:

isAutohide in interface Paginal

setAutohide

public void setAutohide(boolean autohide)

Sets whether to automatically hide this component if there is only one page available.

Specified by:

setAutohide in interface Paginal

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

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 (AbstractComponent.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()

isVisible

public boolean isVisible()

Description copied from interface: Component

Returns whether this component is visible.

Specified by:

isVisible in interface Component

Overrides:

isVisible in class AbstractComponent

See Also:

Components.isRealVisible(org.zkoss.zk.ui.Component)

isChildable

protected boolean isChildable()

Description copied from class: AbstractComponent

Returns whether this component can have a child.

Default: return true (means it can have children).

Overrides:

isChildable in class AbstractComponent

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 occurred before processing this request.

Since:

5.0.0

See Also:

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