/*

* Copyright (c) 2009-2010 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:

*     Declares CGlobalQueryObserver class for application.

*

*

*/

#ifndef __GLOBALQUERYOBSERVER_H__

#define __GLOBALQUERYOBSERVER_H__

// INCLUDES

#include <e32std.h>

#include <e32base.h>

/**

* CGlobalQueryObserver class

*/

class CGlobalQueryObserver :

	public CActive

	{

public:  // Constructors and destructor

	class MGlobalQueryClient

		{

	public:

		virtual void HandleGlobalQueryResponseL(TInt aStatus) = 0;

		};

	/**

	* NewL

	* Two-phased constructor.

	*/

	static CGlobalQueryObserver* NewL(MGlobalQueryClient* aClient, const TBool aIgnoreResponse);

	/**

	* ~CGlobalQueryObserver

	* Destructor.

	*/

	virtual ~CGlobalQueryObserver();

public:     // New function

	/**

	* Start

	* Start the activator.

	*/

	void Start();

private:    // New function

	/**

	* CGlobalQueryObserver

	* C++ default constructor.

	*/

	CGlobalQueryObserver(MGlobalQueryClient* aClient, const TBool aIgnoreResponse);

	/**

	* ConstructL

	* Symbian default constructor.

	*/

	void ConstructL();

private:    // From CActive

	/**

	* RunL

	* From CActive, handle an event.

	*/

	void RunL();

	/**

	* DoCancel

	* From CActive, implement the Cancel protocol.

	*/

	void DoCancel();

private: // Data

	/**

	 * Callback

	 */

	MGlobalQueryClient* iClient;

	/**

	 * Set to true to ignore query response.

	 */

	const TBool iIgnoreResponse;

};

#endif // __GLOBALQUERYOBSERVER_H__