de.alpharogroup.wicket.base.util

Class ComponentFinder

java.lang.Object

de.alpharogroup.wicket.base.util.ComponentFinder

public final class ComponentFinder
extends Object

The Class ComponentFinder.

Constructor Summary

Constructors

Constructor and Description
ComponentFinder()

Method Summary

Modifier and Type	Method and Description
static org.apache.wicket.ajax.AjaxRequestTarget	findAjaxRequestTarget() Finds the AjaxRequestTarget from the current RequestCycle.
static org.apache.wicket.ajax.AjaxRequestTarget	findOrCreateNewAjaxRequestTarget() Finds the current AjaxRequestTarget or creates a new ajax request target from the given application and page if the current AjaxRequestTarget is null.
static org.apache.wicket.ajax.AjaxRequestTarget	findOrCreateNewAjaxRequestTarget(org.apache.wicket.protocol.http.WebApplication application, org.apache.wicket.Page page) Finds the current AjaxRequestTarget or creates a new ajax request target from the given application and page if the current AjaxRequestTarget is null.
static org.apache.wicket.Component	findParent(org.apache.wicket.Component childComponent, Class<? extends org.apache.wicket.Component> parentClass) Finds the first parent of the given childComponent from the given parentClass.
static org.apache.wicket.Component	findParent(org.apache.wicket.Component childComponent, Class<? extends org.apache.wicket.Component> parentClass, boolean byClassname) Finds the first parent of the given childComponent from the given parentClass and a flag if the search shell be continued with the class name if the search with the given parentClass returns null.
static org.apache.wicket.Component	findParentByClassname(org.apache.wicket.Component childComponent, Class<? extends org.apache.wicket.Component> parentClass) Finds the first parent of the given childComponent from the given parentClass.
static org.apache.wicket.Component	findParentForm(org.apache.wicket.Component childComponent) Finds the parent form of the given childComponent.
static org.apache.wicket.Page	getCurrentPage() Gets the current page.
static org.apache.wicket.Page	getPage(org.apache.wicket.request.IRequestHandler requestHandler) Gets the page if the request handler is instance of IPageRequestHandler.
static org.apache.wicket.ajax.AjaxRequestTarget	newAjaxRequestTarget(org.apache.wicket.protocol.http.WebApplication application, org.apache.wicket.Page page) Creates a new ajax request target from the given Page.

Methods inherited from class java.lang.Object

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

Constructor Detail

ComponentFinder

public ComponentFinder()

Method Detail

findAjaxRequestTarget

public static org.apache.wicket.ajax.AjaxRequestTarget findAjaxRequestTarget()

Finds the AjaxRequestTarget from the current RequestCycle.

Returns:

the found AjaxRequestTarget or null

findOrCreateNewAjaxRequestTarget

public static org.apache.wicket.ajax.AjaxRequestTarget findOrCreateNewAjaxRequestTarget()

Finds the current AjaxRequestTarget or creates a new ajax request target from the given application and page if the current AjaxRequestTarget is null.

Returns:

an AjaxRequestTarget instance

See Also:

WebApplication.newAjaxRequestTarget(Page)

findOrCreateNewAjaxRequestTarget

public static org.apache.wicket.ajax.AjaxRequestTarget findOrCreateNewAjaxRequestTarget(org.apache.wicket.protocol.http.WebApplication application,
                                                                                        org.apache.wicket.Page page)

Finds the current AjaxRequestTarget or creates a new ajax request target from the given application and page if the current AjaxRequestTarget is null.

Parameters:

application - the web application

page - page on which ajax response is made

Returns:

an AjaxRequestTarget instance

See Also:

WebApplication.newAjaxRequestTarget(Page)

findParent

public static org.apache.wicket.Component findParent(org.apache.wicket.Component childComponent,
                                                     Class<? extends org.apache.wicket.Component> parentClass)

Finds the first parent of the given childComponent from the given parentClass.

Parameters:

childComponent - the child component

parentClass - the parent class

Returns:

the component

findParent

public static org.apache.wicket.Component findParent(org.apache.wicket.Component childComponent,
                                                     Class<? extends org.apache.wicket.Component> parentClass,
                                                     boolean byClassname)

Finds the first parent of the given childComponent from the given parentClass and a flag if the search shell be continued with the class name if the search with the given parentClass returns null.

Parameters:

childComponent - the child component

parentClass - the parent class

byClassname - the flag to search by classname if the search with given parentClass returns null.

Returns:

the component

findParentByClassname

public static org.apache.wicket.Component findParentByClassname(org.apache.wicket.Component childComponent,
                                                                Class<? extends org.apache.wicket.Component> parentClass)

Finds the first parent of the given childComponent from the given parentClass.

Parameters:

childComponent - the child component

parentClass - the parent class

Returns:

the component

findParentForm

public static org.apache.wicket.Component findParentForm(org.apache.wicket.Component childComponent)

Finds the parent form of the given childComponent.

Parameters:

childComponent - the child component

Returns:

the component or null if no form is found.

getCurrentPage

public static org.apache.wicket.Page getCurrentPage()

Gets the current page.

Returns:

the current page

getPage

public static org.apache.wicket.Page getPage(org.apache.wicket.request.IRequestHandler requestHandler)

Gets the page if the request handler is instance of IPageRequestHandler.

Parameters:

requestHandler - The IRequestHandler to get the page.

Returns:

The page or null if not found.

newAjaxRequestTarget

public static org.apache.wicket.ajax.AjaxRequestTarget newAjaxRequestTarget(org.apache.wicket.protocol.http.WebApplication application,
                                                                            org.apache.wicket.Page page)

Creates a new ajax request target from the given Page.

Parameters:

application - the web application

page - page on which ajax response is made

Returns:

an AjaxRequestTarget instance

See Also:

WebApplication.newAjaxRequestTarget(Page)