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:  Definition of the ClientStreamControl class.

    15 *

    16 */

    17 

    18 

    19 // ClientStreamControl.h

    20 

    21 #ifndef CSTREAMCONTROL_H

    22 #define CSTREAMCONTROL_H

    23 

    24 #include <e32base.h>

    25 #include <StreamControl.h>

    26 #include <mcustominterface.h>

    27 #include <mmf/common/mmfcontroller.h>

    28 #include "ClientUtility.h"

    29 #include <Events.h>

    30 #include <StreamControlCustomCommands.h>

    31 #include <StreamControlObserver.h>

    32 #include "EffectControlBase.h"

    33 

    34 //class CMMFFindAndOpenController;

    35 //class CMMFControllerEventMonitor;

    36 

    37 namespace multimedia

    38     {

    39     class MSinkControl;

    40     class CEventNotifier;

    41     class CEventBase;

    42     class CMCustomCommand;

    43     

    44     class CStreamControl : public CBase,

    45         public MStreamControl,

    46         public MMMFControllerEventMonitorObserver,

    47         public MMMFFindAndOpenControllerObserver

    48         {

    49         public:

    50             CStreamControl();

    51             ~CStreamControl();

    52             TInt PostConstructor();

    53             // From MControl begins

    54             TInt AddObserver( MControlObserver& aObserver );

    55             TInt RemoveObserver( MControlObserver& aObserver );

    56             TUid Type();

    57             TControlType ControlType();

    58             

    59             // From MControl ends

    60             

    61             

    62             // From MStreamControl begins

    63             // Config msgs

    64             TInt AddSource( MSourceControl& aSource );

    65             TInt RemoveSource( MSourceControl& aSource );

    66             TInt AddSink( MSinkControl& aSink );

    67             TInt RemoveSink( MSinkControl& aSink );

    68             TInt AddEffect( MEffectControl& aEffect );

    69             TInt RemoveEffect( MEffectControl& aEffect );

    70             TInt SetPosition( TInt64& aPos );

    71             TInt SetPriority( TInt aPriority, TInt aPreference );

    72             

    73             // Query msgs

    74             TInt GetDuration( TInt64& aDuration );

    75             TInt GetPosition( TInt64& aPos);

    76             TInt GetSeekingSupport( TBool& aFlag );

    77             TInt GetRandomSeekingSupport( TBool& aFlag );

    78             TStreamState GetState();

    79             TAny* CustomInterface( TUid aCIUid );

    80 

    81             // Control msg

    82             TInt Open();

    83             TInt Prime();

    84             TInt Start();

    85             TInt Pause();

    86             TInt Stop();

    87             TInt Close();

    88             // From MStreamControl ends

    89             

    90             // From MMMFControllerEventMonitorObserver

    91             void HandleEvent( const TMMFEvent& aEvent );

    92             

    93             // From MMMFFindAndOpenControllerObserver

    94             void MfaocComplete( TInt& aError,

    95                 RMMFController* aController,

    96                 TUid aControllerUid,

    97                 TMMFMessageDestination* aSourceHandle,

    98                 TMMFMessageDestination* aSinkHandle);

    99             

   100             

   101         private:

   102             enum TStreamControlState

   103                 {

   104                     EStreamClosed,

   105                     EStreamOpened,

   106                     EStreamOpening,

   107                     EStreamPrimed,

   108                     EStreamPriming,

   109                     EStreamPlaying,

   110                     EStreamStartingPlaying,

   111                     EStreamBuffering,

   112                     EStreamPaused,

   113                     EStreamPausing

   114                 };

   115             

   116         private:

   117             void ConfigureControllerLoader(

   118                 TUid aMediaType,

   119                 CMMFFindAndOpenController::TControllerMode aMode);

   120             

   121             TInt LaunchController();

   122             

   123             void SetStreamState( TStreamControlState aState, TInt aReason );

   124             

   125             void SendEventToClient( TUint aEvent, CEventBase* aEventObject );

   126         	void SendEventToEffectControls(  TUint aEvent, CEventBase* aEventObject );

   127             

   128         private:

   129             CEventNotifier* iEventNotifier;

   130             TStreamControlState iStreamState;

   131             MSourceControl* iSourceControl;

   132             MSinkControl* iSinkControl;

   133             RMMFController iController;

   134             TBool iControllerLoaded;

   135             TUid iControllerUid;

   136             CMMFFindAndOpenController* iFindAndOpenController;

   137             CMMFControllerEventMonitor* iControllerEventMonitor;

   138             TMMFPrioritySettings iPrioritySettings;

   139             TTimeIntervalMicroSeconds iPosition;

   140             CMCustomCommand* iCMCustomCommand;

   141             RStreamControlCustomCommands iStreamControlCustomCommands;

   142             TStreamState iState;

   143             TBool iPrimeController;

   144         	CEventNotifier* iEventNotifierForEffects;

   145         	RPointerArray<CEffectControlBase> iAssociatedEffects;

   146         	TInt iError;

   147         };

   148     } // namespace multimedia

   149     

   150 #endif // CSTREAMCONTROL_H

   151     

   152     // End of file