Developer's Reference

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Implicit Objects

Contents 1 Introduction 2 The ZK User Interface Markup Language 2.1 Implicit Objects 2.2 Processing Instructions 2.3 ZK Elements 2.4 ZK Attributes 3 EL Expressions 3.1 Overview 3.2 Standard Implicit Objects that ZK supports 3.3 ZK Implicit Objects 4 The XUL Components 4.1 Overview 4.2 Components 4.3 Events 4.4 Supplemental Classes 5 The XHTML Components 5.1 Overview 5.2 Components 5.3 Supplement Classes 6 Appendix A. WEB-INF/web.xml 6.1 ZK Loader 6.2 ZK AU Engine 6.3 ZK Session Cleaner 6.4 ZK Filter 6.5 DSP Loader 6.6 Sample of web.xml 7 Appendix B. WEB-INF/zk.xml

Introduction

The ZK User Interface Markup Language

Implicit Objects

For scripts (aka., zsccript) and EL expressions embedded in a ZUML page, there are a set of implicit objects that enable developers to access components more efficiently.

• applicationScope
• arg
• componentScope
• desktop
• desktopScope
• each
• event
• execution
• forEachStatus
• page
• pageContext
• pageScope
• requestScope
• self
• session
• sessionScope
• spaceOwner
• spaceScope

Processing Instructions

• The component Directive
• The evaluator Directive
• The forward Directive
• The function-mapper Directive
• The import Directive
• The init Directive
• The link, meta and script Directives
• The header Directive
• The page Directive
• The root-attributes Directive
• The taglib Directive
• The variable-resolver Directive
• The xel-method Directive

ZK Elements

• The XML Namespace
• The attribute Element
• The custom-attributes Element
• The variables Element
• The zk Element
• The zscript Element

ZK Attributes

• The apply Attribute
• The forEach Attribute
• The forEachBegin Attribute
• The forEachEnd Attribute
• The forward Attribute
• The fulfill Attribute
• The if Attribute
• The unless Attribute
• The use Attribute

EL Expressions

Overview

• Using EL Expressions
• Variables
• Implicit Objects
• Literals
• Operators
• Functions

Standard Implicit Objects that ZK supports

• applicationScope
• cookie
• header
• headerValues
• pageScope
• param
• paramValues
• requestScope
• sessionScope

ZK Implicit Objects

The XUL Components

Overview

• AbstractComponent
• FormatInputElement
• HeaderElement
• HeadersElement
• HtmlBasedComponent
• InputElement
• LabelElement
• LabelImageElement
• LayoutRegion
• NumberInputElement
• XulElement

Components

• A
• Audio
• Auxhead
• Auxheader
• Bandbox
• Bandpopup
• Calendar
• Borderlayout
• Box
• Button
• Captcha
• Caption
• Center
• Chart
• Checkbox
• Column
• Columnchildren
• Columnlayout
• Columns
• Combobox
• Comboitem
• Datebox
• Detail
• Doublebox
• Div
• East
• Fisheyebar
• Fisheye
• Flash
• Footer
• Foot
• Grid
• Group
• Groupbox
• Groupfoot
• Hbox
• Html
• Iframe
• Image
• Imagemap
• Include
• Intbox
• Label
• Listbox
• Listcell
• Listfoot
• Listfooter
• Listgroup
• Listgroupfoot
• Listhead
• Listheader
• Listitem
• Longbox
• Menu
• Menubar
• Menuitem
• Menupopup
• Menuseparator
• North
• Paging
• Panel
• Panelchildren
• Popup
• Portallayout
• Portalchildren
• Progressmeter
• Radio
• Radiogroup
• Row
• Rows
• Script
• Slider
• Space
• Spinner
• South
• Separator
• Splitter
• Style
• Tab
• TableChildren
• TableLayout
• Tabbox
• Tabpanel
• Tabpanels
• Tabs
• Textbox
• Timebox
• Timer
• Toolbar
• Toolbarbutton
• Tree
• Treecell
• Treechildren
• Treecol
• Treecols
• Treefoot
• Treefooter
• Treeitem
• Treerow
• Vbox
• West
• Window

Events

• CheckEvent
• ColSizeEvent
• CreateEvent
• DropEvent
• ErrorEvent
• Event
• InputEvent
• KeyEvent
• MouseEvent
• MoveEvent
• OpenEvent
• PageSizeEvent
• PagingEvent
• PortalMoveEvent
• ScrollEvent
• SelectEvent
• SelectionEvent
• SizeEvent
• UploadEvent
• ZIndexEvent

Supplemental Classes

• AbstractListModel
• Constraint
• Constrained
• Fileupload
• ListitemRenderer
• ListModel
• Messagebox
• RendererCtrl
• SimpleConstraint
• SimpleListModel

The XHTML Components

Overview

• URL and encodeURL
• AbstractTag
• Raw

Components

• A
• Abbr
• Acronym
• Address
• Area
• B
• Base
• Big
• Blockquote
• Body
• Br
• Button
• Caption
• Cite
• Code
• Collection
• Colgroup
• Dd
• Del
• Dfn
• Dir
• Div
• Dl
• Dt
• Em
• Embed
• Fieldset
• Font
• Form
• H1
• H2
• H3
• H4
• Head
• Hr
• Html
• I
• Iframe
• Img
• Input
• Ins
• Isindex
• Kbd
• Label
• Legend
• Li
• Link
• Map
• Menu
• Meta
• Nobr
• Object
• Ol
• Optgroup
• Option
• P
• Pre
• Q
• S
• Sam
• Script
• Select
• Small
• Span
• Strong
• Style
• Sub
• Sup
• Table
• Tbody
• Td
• Text
• Textarea
• Tfoot
• Th
• Thead
• Title
• Tr
• Tt
• Ul
• Var

Supplement Classes

• Fileupload
• Messagebox

Appendix A. WEB-INF/web.xml

ZK Loader

ZK AU Engine

ZK Session Cleaner

ZK Filter

DSP Loader

Sample of web.xml

Appendix B. WEB-INF/zk.xml

• The richlet and richlet-mapping elements
• The listener Element
• The log Element
• The client-config Element
• The desktop-config Element
• The xel-config Element
• The language-config Element
• The session-config Element
• The system-config Element
• The zscript-config Element
• The device-config Element
• The error-page Element
• The preference Element
• The library-property Element
  • Library Properties
• The system-property Element