/*
* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: Active object for subscribing to Publish & Suscribe properties
*
*/
#ifndef VUICPROPERTYHANDLER_H
#define VUICPROPERTYHANDLER_H
// INCLUDES
#include <e32base.h>
#include <e32property.h>
// FORWARDS
class CVoiceRecognitionDialogImpl;
// CLASS DECLARATION
/**
* Active object for subscribing to Publish & Suscribe properties
*/
NONSHARABLE_CLASS( CPropertyHandler ) : public CActive
{
public: // Constructors and destructor
/**
* Symbian two-phased constructor.
* @param aCategory Category of the property to watch
* @param aKey Key UID of the property to watch
* @param aCallback Callback to get notifications about changes
*/
static CPropertyHandler* NewL( TUid aFirstCategory,
TUint aFirstKey,
TUid aSecondCategory,
TUint aSecondkey);
// Destructor
virtual ~CPropertyHandler();
public: // New functions
/**
* Method to handle the deregistration of monitoring accessories
* @param
*/
void Register( CVoiceRecognitionDialogImpl* aRecogObserver );
/**
* Method to handle the deregistration of monitoring accessories
* @param
*/
void DeRegister( CVoiceRecognitionDialogImpl* aRecogObserver );
private: // Functions from base classes
/**
* From CActive.
* Handle a change event.
*/
void RunL();
/**
* From CActive.
* Cancel the request to receive events.
*/
void DoCancel();
private: // New functions
/**
* Symbian OS 2nd phase constructor.
*/
void ConstructL( TUid aFirstCategory,
TUint aFirstKey,
TUid aSecondCategory,
TUint aSecondKey );
/**
* C++ constructor.
*/
CPropertyHandler();
private: // Data
RProperty iProperty;
TCallBack iCallback;
TBool iRequestIssued;
CVoiceRecognitionDialogImpl* iRecogObserver;
TUid iFirstCategory;
TUint iFirstKey;
};
#endif // VUICPROPERTYHANDLER_H
// End of File