1 /*

     2 * Copyright (c) 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 the License "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 *

    16 */

    17 

    18 

    19 #ifndef NETWORKOBSERVER_H

    20 #define NETWORKOBSERVER_H

    21 

    22 // INCLUDES

    23 #include <e32base.h>

    24 #include <etel3rdparty.h>

    25 #include <npscript.h>

    26 #include "SystemInfoObserver.h"

    27 

    28 // FORWARD DECLARATIONS

    29 class CSystemInfoPlugin;

    30 

    31 // CONSTANTS

    32 

    33 // State enum and member variable

    34 

    35 // CLASS DECLARATIONS

    36 /**

    37 *  CNetworkObserver.

    38 *  Interface to information about the radio network connection.

    39 *  @lib npSystemInfoPlugin.lib

    40 *  @since S60 v3.2

    41 */

    42 NONSHARABLE_CLASS(CNetworkObserver) : public CBase, public MSystemInfoObserverClient

    43     {

    44 public: // Constructors and destructor

    45 

    46     /**

    47      * Two-phased constructor.

    48      */

    49     static CNetworkObserver* NewL( CSystemInfoPlugin* aPlugin );

    50 

    51     /**

    52      * Destructor.

    53      */

    54     virtual ~CNetworkObserver();

    55 

    56 public:

    57     enum TIdNetworkItem

    58         {

    59         EIdSignalStrength,

    60         EIdRegistrationStatus,

    61         EIdNetworkInfo

    62         };

    63 

    64     /**

    65      * Request network values change notification.

    66      * @since 3.2

    67      * @param name of the callback, transfer ownership

    68      * @return void

    69      */

    70     void RequestNotificationL( TIdNetworkItem aId, HBufC8* aFunctionName );

    71 

    72 public:

    73 

    74     /**

    75      * Called to get current network signal bars.

    76      * @since 3.2

    77      * @param void

    78      * @return signal bars

    79      */

    80     TInt SignalBars() const;

    81 

    82     /**

    83      * Called to get current network registration status.

    84      * @since 3.2

    85      * @param void

    86      * @return network registration status

    87      */

    88     TInt RegistrationStatus() const;

    89 

    90     /**

    91      * Called to get current network name

    92      * @since 3.2

    93      * @param void

    94      * @return network name

    95      */

    96     const TDesC& NetworkName() const;

    97 

    98 public:

    99     // from MSystemInfoObserverClient

   100     virtual void SubscribeL( TInt aId, TRequestStatus& aStatus );

   101     virtual void UpdateL( TInt aId );

   102     virtual void Cancel( TInt aId );

   103     virtual void Close( TInt aId );

   104 

   105 private:

   106     /**

   107      * C++ default constructor.

   108      */

   109     CNetworkObserver( CSystemInfoPlugin* aPlugin );

   110 

   111     /**

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

   113      * @param none

   114      * @return void

   115      */

   116     void ConstructL();

   117 

   118 protected:

   119     CSystemInfoPlugin* iSystemInfoPlugin; // not owned

   120     CTelephony* iTelephony;  // owned

   121     CTelephony* iTelephony2; // owned

   122     CTelephony* iTelephony3; // owned

   123 

   124     // signal

   125     CTelephony::TSignalStrengthV1Pckg iSignalPckg;

   126     CTelephony::TSignalStrengthV1 iSignal;

   127     CSystemInfoObserver* iSignalObserver; // owned

   128     TInt iSignalStarted;

   129 

   130     // registration status

   131     CTelephony::TNetworkRegistrationV1Pckg iRegistrationStatusPckg;

   132     CTelephony::TNetworkRegistrationV1 iRegistrationStatus;

   133     CSystemInfoObserver* iRegistrationStatusObserver; // owned

   134     HBufC8* iRegistrationStatusChangedFunction; // owned

   135     TInt iRegistrationStatusStarted;

   136 

   137     // network info (includes name)

   138     CTelephony::TNetworkInfoV2Pckg iNetworkInfoPckg;

   139     CTelephony::TNetworkInfoV2 iNetworkInfo;

   140     CSystemInfoObserver* iNetworkInfoObserver; // owned

   141     TInt iNetworkInfoStarted;

   142     };

   143 

   144 #endif // NETWORKOBSERVER_H

   145 

   146 // End of File