1 /*

     2 * Copyright (c) 2002-2008 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:  CallControl command handler

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CCALLCONTROLHANDLER_H

    21 #define CCALLCONTROLHANDLER_H

    22 

    23 #include <etelsat.h>

    24 #include "CSatCommandHandler.h"

    25 #include "SatSTypes.h"

    26 

    27 class MSatUtils;

    28 class CCallControlRequestHandler;

    29 

    30 /**

    31 *  Command handler for CallControl command.

    32 *

    33 *  @lib CallControlCmd.lib

    34 *  @since Series 60 3.0

    35 */

    36 class CCallControlHandler : public CSatCommandHandler

    37     {

    38     public:  // Constructors and destructor

    39 

    40         /**

    41         * Two-phased constructor.

    42         * @param aUtils Utils inteface

    43         */

    44         static CCallControlHandler* NewL( MSatUtils* aUtils );

    45 

    46         /**

    47         * Destructor.

    48         */

    49         virtual ~CCallControlHandler();

    50 

    51     public: // Functions from base classes

    52 

    53         /**

    54         * From MSatCommand.

    55         */

    56         void ClientResponse();

    57         

    58     public:// New Functions

    59          

    60         /**

    61         * Processes the Cc Request Complete.

    62         *

    63         * @param aErrCode Result of ETelMM Api calling.

    64         */

    65         void DispatchCcRequestComplete( const TInt aErrCode );

    66          

    67         /**

    68         * TCcStatus

    69         * Call control status, when there is an asynchronous

    70         * operation is handling by the CCallControlRequestHandler

    71         * we will save some status information

    72         */

    73         enum TCcStatus

    74             {

    75             ECcIdle = 0,

    76             ECcDialWaiting,

    77             ECcSendSsWaiting,

    78             ECcSendUssdWaiting

    79             };

    80             

    81     protected:  // Functions from base classes

    82 

    83         /**

    84         * From CActive Cancels the usat request.

    85         */

    86         void DoCancel();

    87 

    88         /**

    89         * From CSatCommandHandler Requests the command notification.

    90         * @param aStatus Request status to active object notification

    91         */

    92         void IssueUSATRequest( TRequestStatus& aStatus );

    93 

    94         /**

    95         * From CSatCommandHandler Precheck before executing the command.

    96         * @return Boolean indicating is this command allowed to execute.

    97         */

    98         TBool CommandAllowed();

    99 

   100         /**

   101         * From CSatCommandHandler Need for ui session.

   102         * @return Boolean indicating does this command need UI session.

   103         */

   104         TBool NeedUiSession();

   105 

   106         /**

   107         * From CSatCommandHandler Called when USAT API notifies that command.

   108         */

   109         void HandleCommand();

   110 

   111         /**

   112         * From CSatCommandHandler. Indicates the failure of launching ui client

   113         */

   114         void UiLaunchFailed();

   115 

   116     private:

   117 

   118         /**

   119         * C++ default constructor.

   120         */

   121         CCallControlHandler();

   122 

   123         /**

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

   125         */

   126         void ConstructL();

   127         

   128         

   129         /**

   130         * If it is needed that sat makes a no FDN check call or 

   131         * send SS or send USSD we should perform these operation 

   132         */

   133         void CallControlClientOperation();

   134         

   135         /**

   136         * If SAT needs to do Call Control next action, 

   137         * i.e. Call Control has modified the type of request,

   138         * then this method should be called

   139         */

   140         TInt DialNumber();

   141     

   142         /**

   143         * Make a no FDN check Send SS

   144         */

   145         TInt SendSs();

   146 

   147         /**

   148         * Make a no FDN check Send USSD

   149         */

   150         TInt SendUssd();

   151         

   152         /**

   153          * Notify session done, start recieve more command.

   154          */

   155         void CompleteCallControlCmd( TInt aErrCode );

   156         

   157     private:    // Data

   158 

   159         // CallControl command data.

   160         RSat::TCallControlV6 iCallControlData;

   161         // CallControl command package.

   162         RSat::TCallControlV6Pckg iCallControlPckg;

   163         // CallControl send data

   164         TSatNotificationV1 iCallControlSendData;

   165         // CallControl SendData package

   166         TSatNotificationV1Pckg iCallControlSendDataPckg;

   167         // CallControl UI Response data

   168         TSatNotificationRspV1 iCallControlUiRespData;

   169         // CallControl UI Response package

   170         TSatNotificationRspV1Pckg iCallControlUiRespDataPckg;

   171         // Indicates is UI needed or not

   172         TBool iNeedUiSession;

   173         // Handing the asynchronous request

   174         CCallControlRequestHandler* iRequestHandler;

   175         // Current status

   176         TCcStatus iCcStatus;

   177 

   178     };

   179 

   180 #endif      // CCALLCONTROLHANDLER_H

   181 

   182