1 /*

     2 * Copyright (c) 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:   

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 

    22 #ifndef TMCEOFFERINGMEDIA_H

    23 #define TMCEOFFERINGMEDIA_H

    24 

    25 #include "mcemediastate.h"

    26 #include "mcesdpsession.h"

    27 

    28 class CMCCCodecInformationFactory;

    29 

    30 const TBool KFromSubstate = ETrue;

    31 

    32 /**

    33 *  Represents MM offering state 

    34 *

    35 */

    36 class TMceOfferingMedia : public TMceMediaState

    37     {

    38 

    39 public: // substates

    40 

    41     /**

    42     *  Represents MM offering sub state where media is ready for offer

    43     *

    44     */

    45     class TMceMediaReady : public TMceMediaState

    46         {

    47         public:

    48         

    49             static void SetAsCurrentStateL( 

    50                     CMceComSession& aSession );

    51                     

    52         

    53             inline TMceMMState Id() 

    54                 {

    55                 return KMceOfferingMedia;

    56                 }

    57             

    58             void Callback();

    59 

    60             CSdpDocument* EncodeL();

    61             

    62         protected:            

    63         

    64             TMceMediaReady( CMceComSession& aSession );

    65                 

    66         };

    67 

    68     /**

    69     *  Represents MM offering sub state where media update is ready for offer

    70     *

    71     */

    72     class TMceMediaUpdateReady : public TMceMediaReady

    73         {

    74         public:

    75         

    76             static void SetAsCurrentStateL( CMceComSession& aSession );

    77         

    78             CSdpDocument* EncodeL();

    79             

    80             TBool NeedToNegotiate( CSdpDocument* aSdpDocument = NULL );

    81         protected:            

    82         

    83             TMceMediaUpdateReady( CMceComSession& aSession );

    84         

    85         };

    86 

    87 

    88     /**

    89     *  Represents MM offering sub state where media waiting answer

    90     *

    91     */

    92     class TMceWaitingAnswer : public TMceMediaState

    93         {

    94         public:

    95         

    96             static void SetAsCurrentStateL( CMceComSession& aSession );

    97             

    98             inline TMceMMState Id() 

    99                 {

   100                 return KMceOfferingMedia;

   101                 }

   102         

   103             TMceMediaState* CloneL( CMceComSession& aSession ) const;

   104     

   105             TMceSipWarningCode DecodeL( CSdpDocument& aSdpDocument );

   106             

   107             TBool NeedToNegotiate( CSdpDocument* aSdpDocument = NULL );

   108         protected:            

   109         

   110             TMceWaitingAnswer( CMceComSession& aSession );

   111             

   112         };

   113 

   114     

   115 public: // Constructors

   116 

   117 

   118     static void SetAsCurrentStateL( CMceComSession& aSession, TBool aFromSubstate = EFalse );

   119 

   120 

   121 public: // from TMceMediaState

   122 

   123     inline TMceMMState Id() 

   124         {

   125         return KMceOfferingMedia;

   126         }

   127 

   128 

   129 public: // from TMceMediaState

   130 

   131     void UpdateL();

   132 

   133 protected:

   134 

   135     void SetAsCurrentStateL( TMceOfferingMedia::TMceWaitingAnswer& aSubState );

   136 

   137     /**

   138     * Consructor

   139     */

   140     TMceOfferingMedia( CMceComSession& aSession );

   141 

   142     

   143     };

   144 

   145 #endif//TMCEOFFERINGMEDIA_H

   146 

   147 // End of File