org.apache.tapestry
Interface IDirectEvent

All Superinterfaces:

IComponent, IRender, org.apache.hivemind.Locatable, org.apache.hivemind.LocationHolder

All Known Subinterfaces:

IFormWidget, IWidget

All Known Implementing Classes:

AbstractComponent, AbstractFormComponent, AbstractFormWidget, AbstractLinkComponent, AbstractPage, AbstractPostfield, AbstractTableRowComponent, AbstractTableViewComponent, AbstractWidget, AjaxStatus, Any, Autocompleter, BaseComponent, BasePage, Block, Body, Button, Card, Checkbox, CheckboxGroup, Choose, Conditional, ControlCheckbox, ControlledCheckbox, DateField, DatePicker, Deck, Delegator, Describe, Dialog, DirectLink, Do, DropdownDatePicker, DropdownTimePicker, DumpObject, ElseBean, Exception, ExceptionDisplay, ExternalLink, FieldLabel, ForBean, Form, FormConditional, FormTable, Frame, GenericLink, Go, GTimePicker, Hidden, IfBean, Image, Image, ImageSubmit, InlineEditBox, Input, Insert, InsertText, Inspector, InspectorButton, InvokeListener, LinkSubmit, ListEdit, MaskEdit, MultiplePropertySelection, NumericField, OnEvent, Option, Option, PageLink, Palette, Postfield, PropertySelection, PropertySelection, Radio, RadioGroup, Relation, RenderBlock, RenderBody, RequestDisplay, Rollover, Script, ScriptIncludes, Select, Select, SelectionField, Selector, ServiceLink, Setvar, Shell, ShowEngine, ShowProperties, ShowSpecification, ShowTemplate, SimpleTableColumnComponent, SimpleTableColumnFormComponent, SimpleTableColumnSortImage, SimpleTableColumnSortLink, StaleLink, Style, Submit, Suggest, Table, TableColumns, TableFormPages, TableFormRows, TablePages, TableRows, TableValues, TableView, TextArea, TextField, Timeout, Timer, Tree, TreeDataView, TreeNodeView, TreeTable, TreeTableDataView, TreeTableNodeViewDelegator, TreeView, Upload, ValidatingTextField, ValidField, ViewTabs, When, WMLException, WMLStaleLink, XTile

public interface IDirectEvent
extends IComponent

Interface that defines classes that may be invoked directly by the event service.

Author:

jkuhnert

Method Summary

boolean	isStateful() Invoked by the event service to query the component as to whether it is stateful.
void	triggerEvent(IRequestCycle cycle, BrowserEvent event) Invoked by the event service to have the component peform the appropriate action.

Methods inherited from interface org.apache.tapestry.IComponent

addAsset, addBody, addComponent, enterActiveState, finishLoad, getAsset, getAssets, getBeans, getBinding, getBindingNames, getBindings, getClientId, getComponent, getComponents, getContainedComponent, getContainer, getEventInvoker, getExtendedId, getId, getIdPath, getListeners, getMessages, getNamespace, getPage, getSpecification, getSpecifiedId, getTemplateTagName, isRendering, peekClientId, renderBody, setBinding, setClientId, setContainedComponent, setContainer, setId, setNamespace, setPage, setTemplateTagName

Methods inherited from interface org.apache.tapestry.IRender

render

Methods inherited from interface org.apache.hivemind.LocationHolder

setLocation

Methods inherited from interface org.apache.hivemind.Locatable

getLocation

Method Detail

triggerEvent

void triggerEvent(IRequestCycle cycle,
                  BrowserEvent event)

Invoked by the event service to have the component peform the appropriate action.

isStateful

boolean isStateful()

Invoked by the event service to query the component as to whether it is stateful. If stateful and no HttpSession is active, then a StaleSessionException is thrown by the service.