1 /*

     2 * Copyright (c) 2002-2005 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:  Notifier for changes.

    15 *

    16 */

    17 

    18 

    19 #ifndef CSSSETTINGSNOTIFIER_H

    20 #define CSSSETTINGSNOTIFIER_H

    21 

    22 //  INCLUDES

    23 #include <cenrepnotifyhandler.h>

    24 

    25 #include "RSSSettings.h"

    26 #include "CSSSettingsActiveObject.h"

    27 

    28 // FORWARD DECLARATIONS

    29 class CSSSettingsAlsNotifier;

    30 

    31 

    32 // CLASS DECLARATION

    33 

    34 /**

    35 *  Notifier for changes

    36 *  @since   1.0

    37 *  @lib     SsSettings.lib

    38 */

    39 class CSSSettingsNotifier :   public CActive,

    40     public MCenRepNotifyHandlerCallback

    41     {

    42     public:  // Constructors and destructor

    43         

    44         /**

    45         * C++ constructor.

    46         * @param aSettings reference to RSSSettings

    47         */

    48         CSSSettingsNotifier( RSSSettings& aSettings );

    49 

    50         /**

    51         * Symbian OS constructor. Must be called before usage!

    52         */

    53         void ConstructL();

    54         

    55         /**

    56         * Destructor.

    57         */

    58         virtual ~CSSSettingsNotifier();

    59 

    60     public: // New functions

    61         

    62         /**

    63         * Adds observer.

    64         * @param aSetting Set observer for this setting

    65         * @return KErrNone if succesful.

    66         */

    67         TInt AddNotifier( TSSSettingsSetting aSetting );

    68 

    69         /**

    70         * Removes observer

    71         * @param aSetting Remove observer for this setting

    72         */

    73         void RemoveNotifier( TSSSettingsSetting aSetting );

    74 

    75 

    76         /**

    77         * To get ALS controller.

    78         * @return The Als controller. NULL if not supported.

    79         */

    80         CSSSettingsAlsNotifier* GetAlsHandler();

    81 

    82         /**

    83         * Handle SIM refresh

    84         * @return Error code

    85         */

    86         TInt HandleRefresh();

    87 

    88 

    89     protected:  // Functions from base classes

    90         

    91         /**

    92         * From CActive. This is called when ALS Blocking status

    93         * is changed.

    94         */

    95         void RunL();

    96 

    97         /**

    98         * From CActive. ALS blocking change notification is cancelled.

    99         */

   100         void DoCancel();

   101 

   102         /** 

   103         * From MCenRepNotifyHandlerCallback

   104         */

   105         void HandleNotifyInt(

   106             TUint32 aId,

   107             TInt aNewValue );

   108 

   109         /** 

   110         * From MCenRepNotifyHandlerCallback.

   111         */

   112         void HandleNotifyError(

   113             TUint32 aId,

   114             TInt aError,

   115             CCenRepNotifyHandler* aHandler );

   116 

   117     private:

   118 

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

   120         CSSSettingsNotifier( const CSSSettingsNotifier& );

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

   122         CSSSettingsNotifier& operator= ( const CSSSettingsNotifier& );

   123         

   124    private:

   125    

   126         // Determines if als supported.

   127         TBool AlsSupport( 

   128             TBool aPPSupport, 

   129             TBool aCSPSupport,

   130             TInt aCSPError );

   131 

   132     private:

   133         

   134         // Settings data

   135         RSSSettings&                     iSettings;

   136 

   137         // Als controller

   138         CSSSettingsAlsNotifier*          iAls;

   139         

   140         // valid in RunL

   141         RMmCustomAPI::TGetAlsBlockStatus iAlsBlockStatus;

   142 

   143         // Central repository for SSSettings.

   144         CRepository*                     iRepository;

   145         

   146         // Central repository notify handlers. 

   147         // Must use multiple handlers to observe all the keys:

   148         // KSettingsAlsLine

   149         // KSettingsCLIR

   150         // KSettingsCUG

   151         CCenRepNotifyHandler*            iCenRepAlsNotifyHandler;

   152         CCenRepNotifyHandler*            iCenRepClirNotifyHandler;

   153         CCenRepNotifyHandler*            iCenRepCugNotifyHandler;

   154      

   155         // The notified keys.

   156         TUint32                          iNotifyKeys;

   157     };

   158 

   159 #endif      // CSSSETTINGSNOTIFIER_H

   160             

   161 // End of File