1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/mm/mmresourcemgmt/mmresctrl/inc/mmrcclient.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,124 @@
     1.4 +//mmrcclient.h
     1.5 +
     1.6 +// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.7 +// All rights reserved.
     1.8 +// This component and the accompanying materials are made available
     1.9 +// under the terms of "Eclipse Public License v1.0"
    1.10 +// which accompanies this distribution, and is available
    1.11 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.12 +//
    1.13 +// Initial Contributors:
    1.14 +// Nokia Corporation - initial contribution.
    1.15 +//
    1.16 +// Contributors:
    1.17 +//
    1.18 +// Description:
    1.19 +//
    1.20 +
    1.21 +
    1.22 +
    1.23 +/**
    1.24 + @file
    1.25 + @internalTechnology
    1.26 +*/
    1.27 +
    1.28 +#ifndef RMMRCCLIENT_H
    1.29 +#define RMMRCCLIENT_H
    1.30 +
    1.31 +// INCLUDES
    1.32 +#include <e32std.h>
    1.33 +#include <e32base.h>
    1.34 +#include <a3f/a3fbase.h>
    1.35 +#include "maudiostreamadaptationobserver.h"
    1.36 +
    1.37 +class MAudioContext;
    1.38 +class MLogicalChain;
    1.39 +class MMultimediaResourceControlObserver;
    1.40 +class CMMRCServer;
    1.41 +class CMMRCServerSession;
    1.42 +class CMMRCClientImplementation;
    1.43 +class CAudioContext;
    1.44 +
    1.45 +// CLASS DECLARATION
    1.46 +//
    1.47 +// This class opens connection and provides functions to MMRC server.
    1.48 +//
    1.49 +// @lib mmrcclient.lib
    1.50 +//
    1.51 +class RMMRCClient
    1.52 +	{
    1.53 +public:
    1.54 +	IMPORT_C RMMRCClient();
    1.55 +
    1.56 +	IMPORT_C virtual ~RMMRCClient();
    1.57 +
    1.58 +    //
    1.59 +     // Open connection to server.
    1.60 +     //
    1.61 +     // @param aConnection Interface to server, must not be connected.
    1.62 +     // @param aCallback Callback interface.
    1.63 +     // @return an error code. KErrNone if successful, otherwise one of the system wide error codes.
    1.64 +     //
    1.65 +	IMPORT_C TInt Open(MMultimediaResourceControlObserver& aCallback);
    1.66 +
    1.67 +    //
    1.68 +     // Zero is invalid Context id and indicates error.
    1.69 +     // @param aProcessId Process Id.
    1.70 +     // @return TUint32 Context Id.
    1.71 +     //
    1.72 +	IMPORT_C TUint64 LogOn(TProcessId aProcessId);
    1.73 +
    1.74 +    //
    1.75 +     // Asynchronous return to ReceiveResourceResponse.
    1.76 +     //
    1.77 +     // @param aMessage Message to be sent.
    1.78 +     // @return an error code. KErrNone if successful, otherwise one of the system wide error codes.
    1.79 +     //
    1.80 +	IMPORT_C TInt SendResourceRequest(MLogicalChain* aCurrent, MLogicalChain* aDesired, CAudioContext* aContext);
    1.81 +
    1.82 +    //
    1.83 +     // Synchronous.
    1.84 +     //
    1.85 +     // @return an error code. KErrNone if successful, otherwise one of the system wide error codes.
    1.86 +     //
    1.87 +	IMPORT_C TInt SendResourceConfirmation();
    1.88 +
    1.89 +    //
    1.90 +     // Synchronous.
    1.91 +     //
    1.92 +     // @return an error code. KErrNone if successful, otherwise one of the system wide error codes.
    1.93 +     //
    1.94 +	IMPORT_C TInt SendResourceUpdateResult();
    1.95 +
    1.96 +    //
    1.97 +     // Synchronous.
    1.98 +     //
    1.99 +     // @return an error code. KErrNone if successful, otherwise one of the system wide error codes.
   1.100 +     //
   1.101 +	IMPORT_C TInt SendResourceErrorNotification();
   1.102 +
   1.103 +	//
   1.104 +     // Close connection to server.
   1.105 +	 //
   1.106 +	IMPORT_C void Close();
   1.107 +	//
   1.108 +     // Register a client for notification.
   1.109 +	 //
   1.110 +	IMPORT_C TInt RegisterAsClient(TUid aEventType, const TDesC8& aNotificationRegistrationData);
   1.111 +	
   1.112 +	//
   1.113 +     // Cancel the register of a client for notification.
   1.114 +	 //
   1.115 +	IMPORT_C TInt CancelRegisterAsClient(TUid aEventType);
   1.116 +	//
   1.117 +     // 
   1.118 +	 //
   1.119 +	IMPORT_C TInt WillResumePlay();
   1.120 +
   1.121 +	IMPORT_C void ResetMessages();
   1.122 +	
   1.123 +private:
   1.124 +	CMMRCClientImplementation* iImplementation;
   1.125 +	};
   1.126 +
   1.127 +#endif  // RMMRCCLIENT_H