1 /*

     2 * Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *     Declares CGlobalQueryObserver class for application.

    16 *

    17 *

    18 */

    19 

    20 #ifndef __GLOBALQUERYOBSERVER_H__

    21 #define __GLOBALQUERYOBSERVER_H__

    22 

    23 // INCLUDES

    24 #include <e32std.h>

    25 #include <e32base.h>

    26 

    27 /**

    28 * CGlobalQueryObserver class

    29 */

    30 class CGlobalQueryObserver :

    31 	public CActive

    32 	{

    33 public:  // Constructors and destructor

    34 	class MGlobalQueryClient

    35 		{

    36 	public:

    37 		virtual void HandleGlobalQueryResponseL(TInt aStatus) = 0;

    38 		};

    39 	/**

    40 	* NewL

    41 	* Two-phased constructor.

    42 	*/

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

    44 

    45 	/**

    46 	* ~CGlobalQueryObserver

    47 	* Destructor.

    48 	*/

    49 	virtual ~CGlobalQueryObserver();

    50 

    51 public:     // New function

    52 	/**

    53 	* Start

    54 	* Start the activator.

    55 	*/

    56 	void Start();

    57 

    58 private:    // New function

    59 	/**

    60 	* CGlobalQueryObserver

    61 	* C++ default constructor.

    62 	*/

    63 	CGlobalQueryObserver(MGlobalQueryClient* aClient, const TBool aIgnoreResponse);

    64 

    65 	/**

    66 	* ConstructL

    67 	* Symbian default constructor.

    68 	*/

    69 	void ConstructL();

    70 

    71 private:    // From CActive

    72 	/**

    73 	* RunL

    74 	* From CActive, handle an event.

    75 	*/

    76 	void RunL();

    77 

    78 	/**

    79 	* DoCancel

    80 	* From CActive, implement the Cancel protocol.

    81 	*/

    82 	void DoCancel();

    83 

    84 private: // Data

    85 	/**

    86 	 * Callback

    87 	 */

    88 	MGlobalQueryClient* iClient;

    89 

    90 	/**

    91 	 * Set to true to ignore query response.

    92 	 */

    93 	const TBool iIgnoreResponse;

    94 };

    95 

    96 #endif // __GLOBALQUERYOBSERVER_H__