1 /*

     2 * Copyright (c) 2006-2006 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:  Updates the signal level control in status pane. 

    15 *

    16 */

    17 

    18 

    19 #ifndef C_AKNSTATUSPANESIGNALOBSERVER_H

    20 #define C_AKNSTATUSPANESIGNALOBSERVER_H

    21 

    22 #include <bacntf.h>

    23 #include <coecntrl.h>

    24 #include <AknControl.h>

    25 #include "aknstatuspanedata.h"

    26 #include "aknstatuspanedataobserver.h"

    27 

    28 class CBase;

    29 class CAknSignalPane;

    30 class CAknStatusPaneDataSubscriber;

    31 

    32 /**

    33 * This internal Avkon class updates the signal level control in status pane.

    34 *

    35 * @since S60 3.2

    36 * @lib Avkon

    37 * 

    38 */

    39 NONSHARABLE_CLASS(CAknSignalDataObserver) : public CBase, public MAknStatusPaneDataObserver

    40 	{

    41 

    42 public:

    43 

    44     /**

    45     * Standard constructor

    46     */

    47     CAknSignalDataObserver(CAknSignalPane* aSignalPane);

    48     

    49     /**

    50     * Destructor

    51     */

    52     ~CAknSignalDataObserver();

    53 

    54     /**

    55     * From MAknStatusPaneDataObserver

    56     */

    57 	void HandleUpdateL(const TAknStatusPaneStateData& aData);

    58 	        

    59 private:

    60 

    61 	  // Not owned. Pointer to Signal pane. 

    62     CAknSignalPane* iSignalPane;

    63     

    64     // Not owned. Pointer to data subscriber.

    65     CAknStatusPaneDataSubscriber*  iDataSubscriber;

    66     };

    67 

    68 #endif // AKNSTATUSPANESIGNALOBSERVER