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 "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:  Video session interface.

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CVTENGSESSIONHANDLER_H

    21 #define CVTENGSESSIONHANDLER_H

    22 

    23 //  INCLUDES

    24 #include <e32std.h>

    25 #include "MVtEngSessionInfo.h"

    26 #include "MVtCtlEventObserver.h"

    27 #include "MVtCtlCallControl.h"

    28 // CONSTANTS

    29 

    30 // MACROS

    31 

    32 // DATA TYPES

    33 

    34 // FUNCTION PROTOTYPES

    35 

    36 // FORWARD DECLARATIONS

    37 class CVtEngStateManager;

    38 class CVtCtlFactory;

    39 class CVtEngOperation;

    40 class CVtEngIncomingCallMonitor;

    41 // CLASS DECLARATION

    42 

    43 /**

    44 *  Abstraction for video telephony session with remote end.

    45 *

    46 *  @lib videoteleng

    47 *  @since 2.6

    48 */

    49 NONSHARABLE_CLASS( CVtEngSessionHandler ) : 

    50         public CActive, 

    51         public MVtEngSessionInfo,

    52         public MVtCtlEventObserver

    53     {

    54     public: // constructor and destructors

    55 

    56         static CVtEngSessionHandler* NewL( );

    57 

    58         virtual ~CVtEngSessionHandler();

    59 

    60     public: // New functions

    61 

    62         /**

    63         * Performs on operation in the handler.

    64         * @param operation to be performed on the handler

    65         */

    66         void HandleL( CVtEngOperation& aOperation );

    67 

    68     public: // from MVtEngSessionInfo

    69 

    70         /**

    71         * Gets session state.

    72         * @return

    73         */

    74         virtual TSessionState State( TBool aForcedRefresh ) const;

    75 

    76         /**

    77         * Gets session direction.

    78         * @return

    79         */

    80         virtual TInt GetDirection( TDirection& aDirection ) const;

    81 

    82         /**

    83         * Gets session duration.

    84         * @param 

    85         * @param

    86         */

    87         virtual TInt GetDuration( 

    88             TDuration& aDuration,

    89             TBool& aEnabled ) const;

    90 

    91         /*

    92         * @see MVtEngSessionInfo::aCLI

    93         */

    94         virtual TInt GetCLI( TCLI& aCLI ) const;

    95         

    96     public: // From MVtCtlEventObserver

    97         virtual void HandleVtSessionEventL( 

    98             TVtCtlEvent aEvent,

    99             TAny* aParams );

   100     

   101     public: // new functions

   102         /**

   103         * Initializes session handler.

   104         */

   105         void InitializeL();

   106 

   107         /**

   108         * Frees resources used by session handler.

   109         */

   110         void Uninitialize();

   111 

   112         MVtCtlCallControl::TVtCtlState RealState() const;

   113         

   114         /**

   115         * Starts Incoming call PS key monitoring

   116         */

   117         void StartIncomingCallMonitorL();

   118 

   119     private: // constructors

   120 

   121         void ConstructL();

   122 

   123         CVtEngSessionHandler( );

   124 

   125     private: // from CActive

   126         void RunL();

   127 

   128         void DoCancel();

   129 

   130     private: // Member data

   131         MVtCtlCallControl* iSessionControl;

   132         CVtCtlFactory*     iFactory;

   133 

   134         RLibrary iLib;

   135         

   136         CVtEngIncomingCallMonitor* iIncomingCallMonitor; 

   137     };

   138 

   139 

   140 #endif      // CVTENGSESSIONHANDLER_H

   141             

   142 // End of File