1 /*

     2 * Copyright (c) 2004-2005 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:  Monitoring status of sim for emergency numbers.

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CSOSENPOLICYSIMSTATUSMONITOR_H

    21 #define CSOSENPOLICYSIMSTATUSMONITOR_H

    22 

    23 

    24 // INCLUDES

    25 #include "csosemergencynumberpolicyhandler.h" 

    26 

    27 #include <e32base.h>            // CActive

    28 #include <e32property.h>        // RProperty

    29 

    30 

    31 // FORWARD DECLARATIONS

    32 class CSosEmergencyNumberPolicyHandler;

    33 class RSystemAgent;

    34 class TSysAgentEvent;

    35 

    36 

    37 // CLASS DECLARATION

    38 

    39 /**

    40 *  It is the SIM monitor class for Emergency number manager.

    41 *

    42 *  @since Series60_2.6 

    43 */

    44 NONSHARABLE_CLASS( CSosEnPolicySimStatusMonitor ) : public CActive

    45     {

    46     public:  // Constructors and destructor

    47 

    48         /**

    49         * Creates a new monitor and starts it.

    50         *

    51         * @param aObserver The observer class of the SIM status changes.

    52         * @return Pointer to created CSosEnPolicySimStatusMonitor instance.

    53         */

    54         static CSosEnPolicySimStatusMonitor* NewL( 

    55             CSosEmergencyNumberPolicyHandler& aObserver );

    56        

    57         /**

    58         * Destructor.

    59         */

    60         ~CSosEnPolicySimStatusMonitor();

    61 

    62     public: // New functions

    63         /** 

    64         * Is SIM reading allowed?

    65         *

    66         * @return Returns ETrue, if SIM reading is allowed.

    67         */

    68         TBool IsReadingAllowed();

    69 

    70 

    71     private: // Functions from base classes

    72 

    73         /** 

    74         * @see CActive::RunL() 

    75         */

    76         void DoCancel();

    77 

    78         /** 

    79         * @see CActive::RunL() 

    80         */

    81         void RunL();

    82         

    83 

    84     private: // New functions

    85 

    86         /** 

    87         * Requests notifications from system agent.

    88         */

    89         void IssueRequest();

    90         

    91         /** 

    92         * Translates system agent's state information.

    93         * 

    94         * @param aState This is the state from SA.

    95         */

    96         TBool TranslateState( TInt aState );

    97 

    98     private:

    99         /**

   100         * C++ constructor.

   101         * @param aObserver The observer class of the SIM status changes.

   102         */

   103         CSosEnPolicySimStatusMonitor( CSosEmergencyNumberPolicyHandler& aObserver );

   104 

   105         /**

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

   107         */

   108         void ConstructL();

   109 

   110 

   111     private:  // Data

   112 

   113         // The Observer for events.

   114         CSosEmergencyNumberPolicyHandler& iObserver;

   115 

   116         // The RProperty to replace System agent.

   117         RProperty                         iProperty;

   118 

   119     };

   120 

   121 #endif  // CSOSENPOLICYSIMSTATUSMONITOR_H

   122 

   123 

   124 // End of File