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:  Header of EffectControlBaseImpl class.

    15 *

    16 */

    17 

    18 

    19 #ifndef EFFECTCONTROLBASEIMPL_H

    20 #define EFFECTCONTROLBASEIMPL_H

    21 

    22 #include <e32base.h>

    23 #include <ControlObserver.h>

    24 #include <mmf/common/mmfcontrollerframework.h>

    25 

    26 class MCustomCommand;

    27 

    28 namespace multimedia

    29     {

    30     class MStreamControl;

    31     class MEffectControl;

    32     class CEffectControlBase;

    33     

    34     enum TEffectControlBaseEvent

    35         {

    36         EControllerLoaded,

    37         EControllerUnloaded

    38         };

    39 

    40     

    41     class CEffectControlBaseImpl : public CActive, public MControlObserver

    42         {

    43             

    44     public:

    45         static CEffectControlBaseImpl* NewL( CEffectControlBase& aParent, TUid aCIUid );

    46         virtual ~CEffectControlBaseImpl();

    47         TInt AddedToStreamControl( MStreamControl& aStreamControl,

    48                                    MCustomCommand& aCustomCommand,

    49                                    MEffectControl& aEffect );

    50         TInt RemovedFromStreamControl( MStreamControl& aStreamControl );

    51         void StreamControlDeleted( MStreamControl& aStreamControl );

    52         TBool IsConnected();        

    53         TInt Connect();        

    54         TInt Disconnect();

    55         TInt CustomCommandSync(TInt aFunction,

    56                                const TDesC8& aDataTo1,

    57                                const TDesC8& aDataTo2,

    58                                TDes8& aDataFrom);

    59         TInt CustomCommandSync(TInt aFunction,

    60                                const TDesC8& aDataTo1,

    61                                const TDesC8& aDataTo2);

    62         void CustomCommandAsync(TInt aFunction,

    63                                 const TDesC8& aDataTo1,

    64                                 const TDesC8& aDataTo2,

    65                                 TDes8& aDataFrom,

    66                                 TRequestStatus& aStatus);

    67         void CustomCommandAsync(TInt aFunction,

    68                                 const TDesC8& aDataTo1,

    69                                 const TDesC8& aDataTo2,

    70                                 TRequestStatus& aStatus);

    71         TInt CustomCommandSync( const TMMFMessageDestinationPckg& aDestination,

    72                                 TInt aFunction,

    73                                 const TDesC8& aDataTo1,

    74                                 const TDesC8& aDataTo2,

    75                                 TDes8& aDataFrom );

    76         TInt CustomCommandSync( const TMMFMessageDestinationPckg& aDestination,

    77                                 TInt aFunction,

    78                                 const TDesC8& aDataTo1,

    79                                 const TDesC8& aDataTo2 );

    80         void CustomCommandAsync( const TMMFMessageDestinationPckg& aDestination,

    81                                  TInt aFunction,

    82                                  const TDesC8& aDataTo1,

    83                                  const TDesC8& aDataTo2,

    84                                  TDes8& aDataFrom,

    85                                  TRequestStatus& aStatus );

    86         void CustomCommandAsync( const TMMFMessageDestinationPckg& aDestination,

    87                                  TInt aFunction,

    88                                  const TDesC8& aDataTo1,

    89                                  const TDesC8& aDataTo2,

    90                                  TRequestStatus& aStatus );

    91 

    92 		TInt GetMessageHandle(TMMFMessageDestinationPckg &aPckg);

    93 		MCustomCommand* GetCustomCommand();

    94 

    95     protected:

    96         // From CActive begins

    97         void RunL();

    98         void DoCancel();

    99         TInt RunError( TInt aError );

   100         // From CActive ends

   101 

   102         // From MControlObserver begins

   103         void Event( MControl* aControl, TUint aEventType, TAny* aEventObject );

   104         // From MControlObserver ends

   105         

   106     private:

   107         CEffectControlBaseImpl( CEffectControlBase& aParent, TUid aCIUid );

   108         void ConstructL();

   109 

   110         enum CIFBuilderParserFunctions

   111             {

   112             ECIFCreateMessageHandler,

   113             ECIFRemoveMessageHandler

   114             };    

   115         // Messages sent to builder parser

   116         TInt BuilderParserMessage(CIFBuilderParserFunctions aCommand);

   117 

   118         

   119     private:

   120         CEffectControlBase& iParent;

   121         TUid iCIUid;

   122         TMMFMessageDestinationPckg iMsgHndlrHandlePckg;

   123         MStreamControl* iStreamControl;

   124         MCustomCommand* iCustomCommand;

   125         MEffectControl* iEffect;

   126         TMMFMessageDestinationPckg    iBuilderHandle;

   127         };

   128     } // namespace multimedia

   129 

   130 #endif // EFFECTCONTROLBASEIMPL_H

   131 

   132 // End of file