os/mm/devsoundextensions/mmfcustominterfaces/Ra8DecoderIntfc/Ra8DecoderIntfcMsgHdlr/src/ra8custominterfacemsghdlr.cpp
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/mm/devsoundextensions/mmfcustominterfaces/Ra8DecoderIntfc/Ra8DecoderIntfcMsgHdlr/src/ra8custominterfacemsghdlr.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,179 @@
1.4 +/*
1.5 +* Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies).
1.6 +* All rights reserved.
1.7 +* This component and the accompanying materials are made available
1.8 +* under the terms of "Eclipse Public License v1.0"
1.9 +* which accompanies this distribution, and is available
1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.11 +*
1.12 +* Initial Contributors:
1.13 +* Nokia Corporation - initial contribution.
1.14 +*
1.15 +* Contributors:
1.16 +*
1.17 +* Description: Message handler for RA8 decoder custom interface.
1.18 +*
1.19 +*/
1.20 +
1.21 +
1.22 +
1.23 +// INCLUDE FILES
1.24 +#include <Ra8CustomInterface.h>
1.25 +#include "Ra8CustomInterfaceMsgHdlr.h"
1.26 +#include "Ra8CustomInterfaceMsgs.h"
1.27 +
1.28 +// EXTERNAL DATA STRUCTURES
1.29 +
1.30 +// EXTERNAL FUNCTION PROTOTYPES
1.31 +
1.32 +// CONSTANTS
1.33 +
1.34 +// MACROS
1.35 +
1.36 +// LOCAL CONSTANTS AND MACROS
1.37 +
1.38 +// MODULE DATA STRUCTURES
1.39 +
1.40 +// LOCAL FUNCTION PROTOTYPES
1.41 +
1.42 +// FORWARD DECLARATIONS
1.43 +
1.44 +// ============================= LOCAL FUNCTIONS ===============================
1.45 +
1.46 +// ============================ MEMBER FUNCTIONS ===============================
1.47 +
1.48 +// -----------------------------------------------------------------------------
1.49 +// CRa8CustomInterfaceMsgHdlr::CRa8CustomInterfaceMsgHdlr
1.50 +// C++ default constructor can NOT contain any code, that
1.51 +// might leave.
1.52 +// -----------------------------------------------------------------------------
1.53 +//
1.54 +CRa8CustomInterfaceMsgHdlr::CRa8CustomInterfaceMsgHdlr(
1.55 + CRa8CustomInterface* aRa8CustomInterface) :
1.56 + CMMFObject(KUidRa8DecHwDeviceCI)
1.57 + {
1.58 + iRa8CustomInterface = aRa8CustomInterface;
1.59 + }
1.60 +
1.61 +// -----------------------------------------------------------------------------
1.62 +// CRa8CustomInterfaceMsgHdlr::ConstructL
1.63 +// Symbian 2nd phase constructor can leave.
1.64 +// -----------------------------------------------------------------------------
1.65 +//
1.66 +void CRa8CustomInterfaceMsgHdlr::ConstructL()
1.67 + {
1.68 + }
1.69 +
1.70 +// -----------------------------------------------------------------------------
1.71 +// CRa8CustomInterfaceMsgHdlr::NewL
1.72 +// Two-phased constructor.
1.73 +// -----------------------------------------------------------------------------
1.74 +//
1.75 +EXPORT_C CRa8CustomInterfaceMsgHdlr*
1.76 + CRa8CustomInterfaceMsgHdlr::NewL(TAny* aRa8CustomInterface)
1.77 + {
1.78 + CRa8CustomInterface* custominterface =
1.79 + (CRa8CustomInterface*)aRa8CustomInterface;
1.80 + CRa8CustomInterfaceMsgHdlr* self =
1.81 + new (ELeave) CRa8CustomInterfaceMsgHdlr(custominterface);
1.82 + CleanupStack::PushL( self );
1.83 + self->ConstructL();
1.84 + CleanupStack::Pop(self);
1.85 +
1.86 + return self;
1.87 + }
1.88 +
1.89 +// -----------------------------------------------------------------------------
1.90 +// Destructor
1.91 +// -----------------------------------------------------------------------------
1.92 +//
1.93 +EXPORT_C CRa8CustomInterfaceMsgHdlr::~CRa8CustomInterfaceMsgHdlr()
1.94 + {
1.95 + }
1.96 +
1.97 +// -----------------------------------------------------------------------------
1.98 +// CRa8CustomInterfaceMsgHdlr::HandleRequest
1.99 +// Handles the messages from the proxy.
1.100 +// Calls a subfunction which determines which custom interface to call.
1.101 +// A subfunction is used to contain multiple leaving functions for a single
1.102 +// trap.
1.103 +// (other items were commented in a header).
1.104 +// -----------------------------------------------------------------------------
1.105 +//
1.106 +EXPORT_C void CRa8CustomInterfaceMsgHdlr::HandleRequest(TMMFMessage& aMessage)
1.107 + {
1.108 + ASSERT(aMessage.Destination().InterfaceId() == KUidRa8DecHwDeviceCI);
1.109 + TRAPD(error,DoHandleRequestL(aMessage));
1.110 + if (error)
1.111 + {
1.112 + aMessage.Complete(error);
1.113 + }
1.114 + }
1.115 +
1.116 +// -----------------------------------------------------------------------------
1.117 +// CRa8CustomInterfaceMsgHdlr::DoHandleRequestL
1.118 +// Determines which custom interface to call.
1.119 +// (other items were commented in a header).
1.120 +// -----------------------------------------------------------------------------
1.121 +//
1.122 +void CRa8CustomInterfaceMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage)
1.123 + {
1.124 + switch (aMessage.Function())
1.125 + {
1.126 + case ERa8CiFrameNumber:
1.127 + {
1.128 + DoFrameNumberL(aMessage);
1.129 + break;
1.130 + }
1.131 + case ERa8CiSetInitString:
1.132 + {
1.133 + DoSetInitStringL(aMessage);
1.134 + break;
1.135 + }
1.136 + default:
1.137 + {
1.138 + aMessage.Complete(KErrNotSupported);
1.139 + }
1.140 + }
1.141 + }
1.142 +
1.143 +// -----------------------------------------------------------------------------
1.144 +// CRa8CustomInterfaceMsgHdlr::DoFrameNumberL
1.145 +// Handles the message from the proxy and calls the custom interface method.
1.146 +// The data passed from the proxy is read from the message and passed to
1.147 +// the custom interface.
1.148 +// (other items were commented in a header).
1.149 +// -----------------------------------------------------------------------------
1.150 +//
1.151 +void CRa8CustomInterfaceMsgHdlr::DoFrameNumberL(TMMFMessage& aMessage)
1.152 + {
1.153 + TInt frame = iRa8CustomInterface->FrameNumber();
1.154 + TPckgBuf<TInt> pckg(frame);
1.155 + aMessage.WriteDataToClientL(pckg);
1.156 + aMessage.Complete(KErrNone);
1.157 + }
1.158 +
1.159 +// -----------------------------------------------------------------------------
1.160 +// CRa8CustomInterfaceMsgHdlr::DoSetInitStringL
1.161 +// Handles the message from the proxy and calls the custom interface method.
1.162 +// The data passed from the proxy is read from the message and passed to
1.163 +// the custom interface.
1.164 +// (other items were commented in a header).
1.165 +// -----------------------------------------------------------------------------
1.166 +//
1.167 +void CRa8CustomInterfaceMsgHdlr::DoSetInitStringL(TMMFMessage& aMessage)
1.168 + {
1.169 + TInt size = aMessage.SizeOfData1FromClient();
1.170 + HBufC8* dataBuf = HBufC8::NewL(size);
1.171 + CleanupStack::PushL( dataBuf );
1.172 + TPtr8 dataPtr = dataBuf->Des();
1.173 + aMessage.ReadData1FromClientL(dataPtr);
1.174 + TInt status = iRa8CustomInterface->SetInitString(dataPtr);
1.175 + CleanupStack::Pop(dataBuf);
1.176 + delete dataBuf;
1.177 + aMessage.Complete(status);
1.178 + }
1.179 +
1.180 +// ========================== OTHER EXPORTED FUNCTIONS =========================
1.181 +
1.182 +// End of File