1 /*

     2 * Copyright (c) 2005-2006 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:  Environment observer

    15 *

    16 */

    17 

    18 

    19 #ifndef C_AIENVIROMENTCHANGEOBSERVER_H

    20 #define C_AIENVIROMENTCHANGEOBSERVER_H

    21 

    22 #include <e32base.h>

    23 #include "aidevicestatusobserver.h"

    24 #include "aiuiframeworkobserver.h"

    25 

    26 class MAiStateManager;

    27 class CEnvironmentChangeNotifier;

    28 

    29 /**

    30  * @ingroup group_aifw

    31  * 

    32  *  System enviroment change observer.

    33  * 

    34  *  @lib aifw

    35  *  @since S60 3.2

    36  */

    37 NONSHARABLE_CLASS( CAiEnvironmentChangeObserver ) : public CBase,

    38                                                    public MAiDeviceStatusObserver

    39     {

    40 public:

    41 

    42 // Construction

    43 

    44     static CAiEnvironmentChangeObserver* NewL( MAiStateManager* aStateManager );

    45 

    46     virtual ~CAiEnvironmentChangeObserver();

    47 

    48 // functions from base class CAiEnvironmentChangeObserver

    49 

    50     TAiStateChanges Status();

    51 

    52 // new functions

    53 

    54     static TInt EnvironmentChangeCallBack(TAny* aPtr);

    55     

    56 private:

    57 

    58 // Construction

    59     

    60     CAiEnvironmentChangeObserver();

    61     

    62     void ConstructL( MAiStateManager* aStateManager );

    63 

    64 protected: // Data

    65 

    66     /**

    67      * State manager.

    68      * Not own.

    69      */

    70     MAiStateManager*   iStateManager;

    71 

    72     /**

    73      * Enviroment change notifier: time, locale and midnight crossover

    74      * Own.

    75      */

    76     CEnvironmentChangeNotifier*                 iEnvironmentChangeNotifier;

    77     };

    78 

    79 #endif // C_AIENVIROMENTCHANGEOBSERVER_H

    80