1 /*

     2 * Copyright (c) 2002 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:  observe system idle event

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef DRMBACKUPOBSERVER_H

    21 #define DRMBACKUPOBSERVER_H

    22 

    23 //  INCLUDES

    24 #include <e32property.h>

    25 // CONSTANTS

    26 // MACROS

    27 // DATA TYPES

    28 // FUNCTION PROTOTYPES

    29 // FORWARD DECLARATIONS

    30 class CDRMRightsServer;

    31 

    32 

    33 // CLASS DECLARATION

    34 

    35 /**

    36 *  End time based rights storage class

    37 *  

    38 *  @lib rightsserver.exe

    39 *  @since Series60 2.6

    40 */

    41 class CDRMBackupObserver : public CActive

    42     {

    43     public:  // Constructors and destructor

    44         

    45         /**

    46         * Two-phased constructor.

    47         */

    48         static CDRMBackupObserver* NewL(CDRMRightsServer& aServer);

    49         

    50         /**

    51         * Destructor.

    52         */

    53         virtual ~CDRMBackupObserver();

    54 

    55 

    56     public: // New functions

    57         /**

    58         * StartL starts the system agent and listen to the event

    59         * @since Series60 3.0

    60         * @param

    61         * @return 

    62         */

    63         void Start();

    64     public: // Functions from base classes

    65     protected:  // New functions

    66         

    67         /**

    68         * From CActive

    69         * @since Series60 3.0

    70         */

    71         void RunL();

    72 

    73         /**

    74         * From CActive

    75         * @since Series60 3.0

    76         */

    77         void DoCancel();

    78         

    79         /**

    80         * From CActive

    81         */

    82         TInt RunError(TInt aError);

    83 

    84 

    85     protected:  // Functions from base classes

    86     private:

    87 

    88         /**

    89         * C++ default constructor.

    90         */

    91         CDRMBackupObserver( CDRMRightsServer& aServer );

    92 

    93         /**

    94         * By default Symbian 2nd phase constructor is private.

    95         */

    96         void ConstructL();

    97 

    98         // Prohibit copy constructor if not deriving from CBase.

    99         CDRMBackupObserver( const CDRMBackupObserver& );

   100         // Prohibit assigment operator if not deriving from CBase.

   101         CDRMBackupObserver& operator=( const CDRMBackupObserver& );

   102         

   103 

   104         

   105 

   106     public:     // Data

   107     protected:  // Data

   108     private:    // Data

   109         // helper server reference

   110         CDRMRightsServer& iServer;

   111         // For getting notify on idle screen available event.

   112         RProperty iProperty;

   113     public:     // Friend classes

   114     protected:  // Friend classes

   115     private:    // Friend classes

   116         

   117 

   118     };

   119 

   120 #endif      // IDLEOBSERVER_H   

   121             

   122 // End of File