diff -r 453dfc402455 -r 0aa8cc770c8a mtpdataproviders/mtpplaybackcontroldp/mtpplaybackinterface/src/cmtpplaybackcommand.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpdataproviders/mtpplaybackcontroldp/mtpplaybackinterface/src/cmtpplaybackcommand.cpp	Tue Aug 31 16:03:15 2010 +0300
@@ -0,0 +1,319 @@
+// Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+/**
+ @file
+ @internalComponent
+*/
+
+#include "cmtpplaybackcommand.h"
+#include "mtpplaybackcontrolpanic.h"
+
+// Class constants.
+__FLOG_STMT(_LIT8(KComponent,"CMtpPbCmd");)
+
+/*********************************************
+    class TMTPPbDataVolume
+**********************************************/
+TMTPPbDataVolume::TMTPPbDataVolume(TUint32 aMax, TUint32 aMin, TUint32 aDefault, TUint32 aCurrent, TUint32 aStep):
+    iMaxVolume(aMax),iMinVolume(aMin), iDefaultVolume(aDefault), iCurrentVolume(aCurrent), iStep(aStep)
+    {
+    __ASSERT_DEBUG((aMin < aMax), Panic(EMTPPBArgumentErr));
+    __ASSERT_DEBUG((aMin <= aDefault && aDefault <= aMax), Panic(EMTPPBArgumentErr));
+    __ASSERT_DEBUG((aMin <= aCurrent && aCurrent <= aMax), Panic(EMTPPBArgumentErr));
+    __ASSERT_DEBUG((aStep <= (aMax-aMin)), Panic(EMTPPBArgumentErr));
+    __ASSERT_DEBUG((aStep != 0), Panic(EMTPPBArgumentErr));
+    }
+
+TMTPPbDataVolume::TMTPPbDataVolume(const TMTPPbDataVolume& aVol):
+    iMaxVolume(aVol.MaxVolume()),
+    iMinVolume(aVol.MinVolume()), 
+    iDefaultVolume(aVol.DefaultVolume()),
+    iCurrentVolume(aVol.CurrentVolume()),
+    iStep(aVol.Step())
+    {
+    
+    }
+
+void TMTPPbDataVolume::SetVolume(TUint32 aMax, TUint32 aMin, TUint32 aDefault, TUint32 aCurrent, TUint32 aStep)
+    {
+    __ASSERT_DEBUG((aMin < aMax), Panic(EMTPPBArgumentErr));
+    __ASSERT_DEBUG((aMin <= aDefault && aDefault <= aMax), Panic(EMTPPBArgumentErr));
+    __ASSERT_DEBUG((aMin <= aCurrent && aCurrent <= aMax), Panic(EMTPPBArgumentErr));
+    __ASSERT_DEBUG((aStep <= (aMax-aMin)), Panic(EMTPPBArgumentErr));
+    __ASSERT_DEBUG((aStep != 0), Panic(EMTPPBArgumentErr));
+    iMaxVolume  = aMax;
+    iMinVolume = aMin;
+    iDefaultVolume  = aDefault;
+    iCurrentVolume = aCurrent,
+    iStep = aStep;
+    }
+
+void TMTPPbDataVolume::operator =(const TMTPPbDataVolume& aVol)
+    {
+    iMaxVolume = aVol.MaxVolume();
+    iMinVolume = aVol.MinVolume(); 
+    iDefaultVolume = aVol.DefaultVolume(); 
+    iCurrentVolume = aVol.CurrentVolume();
+    iStep = aVol.Step();
+    }
+
+TUint32 TMTPPbDataVolume::MaxVolume() const
+    {
+    return iMaxVolume;
+    }
+
+TUint32 TMTPPbDataVolume::MinVolume() const
+    {
+    return iMinVolume;
+    }
+
+TUint32 TMTPPbDataVolume::DefaultVolume() const
+    {
+    return iDefaultVolume;
+    }
+
+TUint32 TMTPPbDataVolume::CurrentVolume() const
+    {
+    return iCurrentVolume;
+    }
+
+TUint32 TMTPPbDataVolume::Step() const
+    {
+    return iStep;
+    }
+
+/*********************************************
+    class CMTPPbCmdParam
+**********************************************/
+
+CMTPPbCmdParam* CMTPPbCmdParam::NewL(TMTPPbCategory aCategory, const TDesC& aSuid)
+    {
+    CMTPPbCmdParam* self = new (ELeave) CMTPPbCmdParam(aCategory, aSuid);
+    CleanupStack::PushL(self);
+    self->ConstructL(aCategory, aSuid);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+CMTPPbCmdParam* CMTPPbCmdParam::NewL(TInt32 aValue)
+    {
+    CMTPPbCmdParam* self = new (ELeave) CMTPPbCmdParam(aValue);
+    CleanupStack::PushL(self);
+    self->ConstructL(aValue);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+CMTPPbCmdParam* CMTPPbCmdParam::NewL(TUint32 aValue)
+    {
+    CMTPPbCmdParam* self = new (ELeave) CMTPPbCmdParam(aValue);
+    CleanupStack::PushL(self);
+    self->ConstructL(aValue);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+CMTPPbCmdParam* CMTPPbCmdParam::NewL(const TMTPPbDataVolume& aVolume)
+    {
+    CMTPPbCmdParam* self = new (ELeave) CMTPPbCmdParam(aVolume);
+    CleanupStack::PushL(self);
+    self->ConstructL(aVolume);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+CMTPPbCmdParam* CMTPPbCmdParam::NewL(const CMTPPbCmdParam& aParam)
+    {
+    CMTPPbCmdParam* self = new (ELeave) CMTPPbCmdParam();
+    CleanupStack::PushL(self);
+    self->ConstructL(aParam);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+CMTPPbCmdParam::~CMTPPbCmdParam()
+    {
+    
+    }
+
+CMTPPbCmdParam::CMTPPbCmdParam():
+    CMTPPbParamBase()
+    {
+
+    }
+
+CMTPPbCmdParam::CMTPPbCmdParam(TMTPPbCategory aCategory, const TDesC& aSuid):
+    CMTPPbParamBase(aCategory, aSuid)
+    {
+
+    }
+
+CMTPPbCmdParam::CMTPPbCmdParam(TInt32 aValue):
+    CMTPPbParamBase(aValue)
+    {
+    
+    }
+
+CMTPPbCmdParam::CMTPPbCmdParam(TUint32 aValue):
+    CMTPPbParamBase(aValue)
+    {
+    
+    }
+
+CMTPPbCmdParam::CMTPPbCmdParam(const TMTPPbDataVolume& /*aVolume*/):
+    CMTPPbParamBase()
+    {
+    CMTPPbParamBase::SetType(EMTPPbVolumeSet);
+    }
+
+void CMTPPbCmdParam::ConstructL(TMTPPbCategory aCategory, const TDesC& aSuid)
+    {
+    CMTPPbParamBase::ConstructL(aCategory, aSuid);
+    }
+
+void CMTPPbCmdParam::ConstructL(TInt32 aValue)
+    {
+    CMTPPbParamBase::ConstructL(aValue);
+    }
+
+void CMTPPbCmdParam::ConstructL(TUint32 aValue)
+    {
+    CMTPPbParamBase::ConstructL(aValue);
+    }
+
+void CMTPPbCmdParam::ConstructL(const TMTPPbDataVolume& aVolume)
+    {
+    TMTPPbDataVolume* val = new (ELeave) TMTPPbDataVolume(aVolume);
+    CMTPPbParamBase::SetData(static_cast<TAny*>(val));
+    }
+
+void CMTPPbCmdParam::ConstructL(const CMTPPbCmdParam& aParam)
+    {
+    TMTPPbDataType type(aParam.Type());
+
+    __ASSERT_DEBUG((type > EMTPPbTypeNone && type < EMTPPbTypeEnd), Panic(EMTPPBArgumentErr));
+    __ASSERT_ALWAYS((type > EMTPPbTypeNone && type < EMTPPbTypeEnd), User::Leave(KErrArgument));
+
+    if(type == EMTPPbVolumeSet)
+        {
+        TMTPPbDataVolume* val = new (ELeave) TMTPPbDataVolume(aParam.VolumeSetL());
+        CMTPPbParamBase::SetData(static_cast<TAny*>(val));
+        CMTPPbParamBase::SetType(type);
+        }
+    else
+        {
+        CMTPPbParamBase::ConstructL(aParam);
+        }
+    }
+
+const TMTPPbDataVolume& CMTPPbCmdParam::VolumeSetL() const
+    {
+    __ASSERT_DEBUG((CMTPPbParamBase::Type() == EMTPPbVolumeSet), Panic(EMTPPBDataTypeErr));
+    __ASSERT_ALWAYS((CMTPPbParamBase::Type() == EMTPPbVolumeSet), User::Leave(KErrArgument));
+    return *static_cast<TMTPPbDataVolume*>(CMTPPbParamBase::GetData());
+    }
+
+/*********************************************
+    class CMTPPlaybackCommand
+**********************************************/
+CMTPPlaybackCommand* CMTPPlaybackCommand::NewL(TMTPPlaybackCommand aCmd, CMTPPbCmdParam* aParam)
+    {
+    __ASSERT_DEBUG((aCmd > EPlaybackCmdNone && aCmd < EPlaybackCmdEnd), Panic(EMTPPBArgumentErr));
+    __ASSERT_ALWAYS((aCmd > EPlaybackCmdNone && aCmd < EPlaybackCmdEnd), User::Leave(KErrArgument));
+    
+    CMTPPlaybackCommand* self = new (ELeave) CMTPPlaybackCommand(aCmd, aParam);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+CMTPPlaybackCommand* CMTPPlaybackCommand::NewL(const CMTPPlaybackCommand& aCmd)
+    {
+    CMTPPlaybackCommand* self = new (ELeave) CMTPPlaybackCommand(aCmd.PlaybackCommand(), NULL);
+    CleanupStack::PushL(self);
+    self->ConstructL(aCmd);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+/**
+Destructor.
+*/    
+CMTPPlaybackCommand::~CMTPPlaybackCommand()
+    {    
+    __FLOG(_L8("~CMTPPlaybackCommand - Entry"));
+    delete iParam;
+    __FLOG(_L8("~CMTPPlaybackCommand - Exit"));
+    __FLOG_CLOSE;
+    }
+
+/**
+Constructor.
+*/    
+CMTPPlaybackCommand::CMTPPlaybackCommand(TMTPPlaybackCommand aCmd,
+                                         CMTPPbCmdParam* aParam):
+    iPbCmd(aCmd),iParam(aParam)
+    {    
+    }
+    
+/**
+Second-phase constructor.
+*/        
+void CMTPPlaybackCommand::ConstructL()
+    {
+    __FLOG_OPEN(KMTPSubsystem, KComponent);
+    __FLOG(_L8("CMTPPlaybackCommand: ConstructL - Entry")); 
+    __FLOG(_L8("CMTPPlaybackCommand: ConstructL - Exit")); 
+    }
+
+/**
+Second-phase constructor.
+*/        
+void CMTPPlaybackCommand::ConstructL(const CMTPPlaybackCommand& aCmd)
+    {
+    __FLOG(_L8("CMTPPlaybackCommand: ConstructL - Entry"));
+    if(aCmd.HasParam())
+        {
+        iParam = CMTPPbCmdParam::NewL(aCmd.ParamL());
+        }
+    __FLOG(_L8("CMTPPlaybackCommand: ConstructL - Exit")); 
+    }
+
+TMTPPlaybackCommand CMTPPlaybackCommand::PlaybackCommand() const
+    {
+    __ASSERT_DEBUG((iPbCmd > EPlaybackCmdNone && iPbCmd < EPlaybackCmdEnd), Panic(EMTPPBArgumentErr));
+    return iPbCmd;
+    }
+
+TBool CMTPPlaybackCommand::HasParam() const
+    {
+    TBool result(iParam != NULL);
+    return result;
+    }
+
+const CMTPPbCmdParam& CMTPPlaybackCommand::ParamL() const
+    {
+    __ASSERT_DEBUG((iParam != NULL), Panic(EMTPPBDataNullErr));
+    __ASSERT_ALWAYS((iParam != NULL), User::Leave(KErrArgument));
+    return *iParam;
+    }
+
+void CMTPPlaybackCommand::SetParam(CMTPPbCmdParam* aParam)
+    {
+    delete iParam;
+    iParam = aParam;
+    }