PHP Класс Prado\Web\UI\ActiveControls\TCallback

The TCallback provides a basic callback handler that can be invoked from the client side by running the javascript code obtained from the {@link TBaseActiveCallbackControl::getJavascript ActiveControl.Javascript} property. The event {@link onCallback OnCallback} is raised when a callback is requested made. Example usage:
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С версии: 3.1
Наследование: extends Prado\Web\UI\TControl, implements Prado\Web\UI\ActiveControls\ICallbackEventHandler, implements Prado\Web\UI\ActiveControls\IActiveControl
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Открытые методы

Метод Описание
__construct ( ) Creates a new callback control, sets the adapter to TActiveControlAdapter. If you override this class, be sure to set the adapter appropriately by, for example, call this constructor.
getActiveControl ( ) : TBaseActiveCallbackControl
getClientSide ( ) : TCallbackClientSide
onCallback ( $param ) This method is invoked when a callback is requested. The method raises 'OnCallback' event to fire up the event handlers. If you override this method, be sure to call the parent implementation so that the event handler can be invoked.
raiseCallbackEvent ( $param ) Raises the callback event. This method is required by {@link ICallbackEventHandler ICallbackEventHandler} interface. If {@link getCausesValidation ActiveControl.CausesValidation} is true, it will invoke the page's {@link TPage::validate validate} method first.

Описание методов

__construct() публичный Метод

Creates a new callback control, sets the adapter to TActiveControlAdapter. If you override this class, be sure to set the adapter appropriately by, for example, call this constructor.
public __construct ( )

getActiveControl() публичный Метод

public getActiveControl ( ) : TBaseActiveCallbackControl
Результат TBaseActiveCallbackControl standard callback options.

getClientSide() публичный Метод

public getClientSide ( ) : TCallbackClientSide
Результат TCallbackClientSide client side request options.

onCallback() публичный Метод

This method is invoked when a callback is requested. The method raises 'OnCallback' event to fire up the event handlers. If you override this method, be sure to call the parent implementation so that the event handler can be invoked.
public onCallback ( $param )

raiseCallbackEvent() публичный Метод

It will raise {@link onCallback OnCallback} event. This method is mainly used by framework and control developers.
public raiseCallbackEvent ( $param )