os/mm/mmlibs/mmfw/MIDI/src/midiclientutilitybody.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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// Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#ifndef __MIDICLIENTUTILITYBODY_H__
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#define __MIDICLIENTUTILITYBODY_H__
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#include <midiclientutility.h>
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#include <mmf/common/midistandardcustomcommands.h>
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#include <mmf/server/mmffile.h>
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#include <mmf/server/mmfdes.h>
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#include "mmfclientutility.h"
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/**
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Mixin class to allow notification that the timed silence has finished.
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*/
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class MRepeatTrailingSilenceTimerObs
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	{
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public:
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	virtual void RepeatTrailingSilenceTimerComplete() = 0;
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	};
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/**
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CTimer-based active object that waits the requested time before notifying its observer.
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*/
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class CRepeatTrailingSilenceTimer : public CTimer
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	{
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public:
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	static CRepeatTrailingSilenceTimer* NewL(MRepeatTrailingSilenceTimerObs& aObs);
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	void RunL();
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private:
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	CRepeatTrailingSilenceTimer(MRepeatTrailingSilenceTimerObs& aObs);
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private:
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	MRepeatTrailingSilenceTimerObs& iObs;
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	};
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class MMidiControllerEventMonitorObserver
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	{
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public: 
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	virtual void HandleMidiEvent(const CMMFMidiEvent& aEvent) = 0;
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	};
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class CMidiControllerEventMonitor : public CActive
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	{
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public:
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	static CMidiControllerEventMonitor* NewL(MMidiControllerEventMonitorObserver& aMidiObserver, 
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		RMidiControllerCustomCommands& aMidiControllerCustomCommands,
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		const CMidiClientUtility& aParent);
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	~CMidiControllerEventMonitor();
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	void Start();
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	void SelfComplete(TInt aError);
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private:
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	void ConstructL();
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	void RunL();
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	void DoCancel();
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	TInt RunError(TInt aError);
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	CMidiControllerEventMonitor(MMidiControllerEventMonitorObserver& aObserver, 
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	RMidiControllerCustomCommands& aMidiControllerCustomCommands, const CMidiClientUtility& aParent);
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private:
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	MMidiControllerEventMonitorObserver& iMidiObserver;
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	RMidiControllerCustomCommands& iMidiControllerCustomCommands;
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	TPckgBuf<TInt> iSizeOfEvent;
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	const CMidiClientUtility& iParent;
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	CMMFMidiEvent* iMidiEvent;
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	};
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class CMidiEventMonitor : public CActive
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	{
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public:
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	static CMidiEventMonitor* NewL(MMidiControllerEventMonitorObserver& aMidiObserver,
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								   const CMidiClientUtility& aParent);
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	~CMidiEventMonitor();
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	void SelfComplete(TInt aError);
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private:
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	void ConstructL();
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	void RunL();
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	void DoCancel();
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	TInt RunError(TInt aError);
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	CMidiEventMonitor(MMidiControllerEventMonitorObserver& aObserver,
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					  const CMidiClientUtility& aParent);
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private:
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	MMidiControllerEventMonitorObserver& iMidiObserver;
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	const CMidiClientUtility& iParent;
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	CMMFMidiEvent* iMidiEvent;
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	};
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class CContent;
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class CData;
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/**
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*/
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class CMidiClientUtility::CBody : public CBase, 
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								  public MMidiControllerEventMonitorObserver,
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								  public MRepeatTrailingSilenceTimerObs,
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								  public MMMFAddDataSourceSinkAsyncObserver
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	{
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public:
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	static CMidiClientUtility::CBody* NewL(CMidiClientUtility* aParent,
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										   MMidiClientUtilityObserver& aObserver,
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										   TInt aPriority,
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										   TInt aPref,
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										   TBool aUseSharedHeap);
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/**
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	Destructor
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*/
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	~CBody();
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	void OpenFile(const TDesC& aFileSource);
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	void OpenFile(RFile& aFile);
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	void OpenFile(const TMMSource& aFileSource);
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	void OpenDes(const TDesC8& aDescriptor);
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	void OpenUrl(const TDesC& aUrl,TInt aIapId = KUseDefaultIap,const TDesC8& aMimeType=KNullDesC8);
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	void Close();
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	void Play();
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	void Stop(const TTimeIntervalMicroSeconds& aFadeOutDuration);
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	TMidiState State() const;
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	void PlayNoteL(TInt aChannel,TInt aNote,const TTimeIntervalMicroSeconds& aDuration,TInt aNoteOnVelocity,TInt aNoteOffVelocity);
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	void PlayNoteL(TInt aChannel,TInt aNote,const TTimeIntervalMicroSeconds& aStartTime,const TTimeIntervalMicroSeconds& aDuration,TInt aNoteOnVelocity,TInt aNoteOffVelocity);
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	void StopNotes(TInt aChannel);
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	void NoteOnL(TInt aChannel,TInt aNote,TInt aVelocity);
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	void NoteOffL(TInt aChannel,TInt aNote,TInt aVelocity);
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	TInt PlaybackRateL() const;
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	void SetPlaybackRateL(TInt aRate);
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	TInt MaxPlaybackRateL() const;
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	TInt MinPlaybackRateL() const;
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	TInt TempoMicroBeatsPerMinuteL() const;
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	void SetTempoL(TInt aMicroBeatsPerMinute);
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	TInt PitchTranspositionCentsL() const;
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	TInt SetPitchTranspositionL(TInt aCents);
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	TTimeIntervalMicroSeconds DurationMicroSecondsL() const;
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	TInt64 DurationMicroBeatsL() const;
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	TInt NumTracksL() const;
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	void SetTrackMuteL(TInt aTrack,TBool aMuted) const;
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	const TDesC8& MimeTypeL();
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	TTimeIntervalMicroSeconds PositionMicroSecondsL() const;
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	void SetPositionMicroSecondsL(const TTimeIntervalMicroSeconds& aPosition);
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	TInt64 PositionMicroBeatsL() const;
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	void SetPositionMicroBeatsL(TInt64 aMicroBeats);
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	void SetSyncUpdateCallbackIntervalL(const TTimeIntervalMicroSeconds& aMicroSeconds,TInt64 aMicroBeats=0);
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	TInt SendMessageL(const TDesC8& aMidiMessage);
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	TInt SendMessageL(const TDesC8& aMidiMessage,const TTimeIntervalMicroSeconds& aTime);
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	void SendMipMessageL(const RArray<TMipMessageEntry>& aEntry);
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	TInt NumberOfBanksL(TBool aCustom) const;
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	TInt GetBankIdL(TBool aCustom,TInt aBankIndex) const;
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	void LoadCustomBankL(const TDesC& aFileName,TInt& aBankCollectionIndex);
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	void UnloadCustomBankL(TInt aBankCollectionIndex);
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	TBool CustomBankLoadedL(TInt aBankCollectionIndex) const;
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	void UnloadAllCustomBanksL();
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	TInt NumberOfInstrumentsL(TInt aBankId,TBool aCustom) const;
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	TInt GetInstrumentIdL(TInt aBankId,TBool aCustom,TInt aInstrumentIndex) const;
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	HBufC* InstrumentNameL(TInt aBankId, TBool aCustom, TInt aInstrumentId) const;
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	void SetInstrumentL(TInt aChannel,TInt aBankId,TInt aInstrumentId);
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	void LoadCustomInstrumentL(const TDesC& aFileName,TInt aFileBankId,TInt aFileInstrumentId,TInt aMemoryBankId,TInt aMemoryInstrumentId);
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	void UnloadCustomInstrumentL(TInt aCustomBankId,TInt aInstrumentId);
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	HBufC* PercussionKeyNameL(TInt aNote, TInt aBankId, TBool aCustom, TInt aInstrumentId) const;
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	void StopTimeL(TTimeIntervalMicroSeconds& aStopTime) const;
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	void SetStopTimeL(const TTimeIntervalMicroSeconds& aStopTime);
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	void SetRepeatsL(TInt aRepeatNumberOfTimes, const TTimeIntervalMicroSeconds& aTrailingSilence);
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	TInt PolyphonyL() const;
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	TInt ChannelsSupportedL() const;
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	TReal32 ChannelVolumeL(TInt aChannel) const;
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	TReal32 MaxChannelVolumeL() const;
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	void SetChannelVolumeL(TInt aChannel,TReal32 aVolume);
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	void SetChannelMuteL(TInt aChannel,TBool aMuted);
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	TInt VolumeL() const;
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	TInt MaxVolumeL() const;
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	void SetVolumeL(TInt aVolume);
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	void SetVolumeRampL(const TTimeIntervalMicroSeconds& aRampDuration);
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	TInt GetBalanceL() const;
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	void SetBalanceL(TInt aBalance = KMMFBalanceCenter);
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	void SetPriorityL(TInt aPriority, TInt aPref);
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	TInt NumberOfMetaDataEntriesL() const;
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	CMMFMetaDataEntry* GetMetaDataEntryL(TInt aMetaDataIndex) const;
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	void SetMaxPolyphonyL(TInt aMaxVoices);
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	TInt GetRepeats();
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	void LoadCustomBankDataL(const TDesC8& aBankData,TInt& aBankCollectionIndex);
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	void LoadCustomInstrumentDataL(const TDesC8& aInstrumentData, TInt aBankDataId, TInt aInstrumentDataId, TInt aMemoryBankId, TInt aMemoryInstrumentId);
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	void SetBankL(TBool aCustom);
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	TBool IsTrackMuteL(TInt aTrack) const;
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	TBool IsChannelMuteL(TInt aChannel) const;
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	void GetInstrumentL(TInt aChannel, TInt& aInstrumentId, TInt& aBankId);
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	TInt MaxPolyphonyL() const;
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	void CustomCommandSyncL(const TMMFMessageDestinationPckg& aDestination, TInt aFunction, const TDesC8& aDataTo1, const TDesC8& aDataTo2, TDes8& aDataFrom);
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	void CustomCommandSyncL(const TMMFMessageDestinationPckg& aDestination, TInt aFunction, const TDesC8& aDataTo1, const TDesC8& aDataTo2);
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	void CustomCommandAsync(const TMMFMessageDestinationPckg& aDestination, TInt aFunction, const TDesC8& aDataTo1, const TDesC8& aDataTo2, TDes8& aDataFrom, TRequestStatus& aStatus);
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	void CustomCommandAsync(const TMMFMessageDestinationPckg& aDestination, TInt aFunction, const TDesC8& aDataTo1, const TDesC8& aDataTo2, TRequestStatus& aStatus);
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	MMMFDRMCustomCommand* GetDRMCustomCommand();
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	virtual void RepeatTrailingSilenceTimerComplete();
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	//From MMMFControllerEventMonitorObserver
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	virtual void HandleMidiEvent(const CMMFMidiEvent& aEvent);
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	// from MMMFAddDataSourceSinkAsyncObserver
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	virtual void MadssaoAddDataSourceSinkAsyncComplete(TInt aError, const TMMFMessageDestination& aHandle);
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private:
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	CBody(CMidiClientUtility* aParent, MMidiClientUtilityObserver& aObserver, TInt aPriority, TInt aPref);
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	void ConstructL(TBool aUseSharedHeap);
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	TInt DoOpen(const RMMFControllerImplInfoArray& aControllers, TUid aSinkUid, const TDesC8& aSinkData, TBool aUseSharedHeap);
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   	void ExternalizeToCBufFlatL(CBufFlat*& aCfgBuffer, const CMMFUrlParams* aUrlParams) const;
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	void DoOpenFileL(const TMMSource& aSource);
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    void DoOpenUrlL(const TDesC& aUrl, TInt aIapId);
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private:
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	CMidiClientUtility* iParent;
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	MMidiClientUtilityObserver& iObserver;
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	RMMFController iController;
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	CMidiControllerEventMonitor* iMidiControllerEventMonitor;
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	TMidiState iState;
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	TMMFPrioritySettings iPrioritySettings;
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	CRepeatTrailingSilenceTimer* iRepeatTrailingSilenceTimer;
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	// Source and sink handle info
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	TMMFMessageDestination iSourceHandle;
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	TMMFMessageDestination iSinkHandle;
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	// Custom command handlers
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	RMidiControllerCustomCommands iMidiControllerCommands;
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	RMMFDRMCustomCommands iDRMCustomCommands;
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	//Stop position
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	TTimeIntervalMicroSeconds iStopPosition;
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	HBufC8* iMimeType;
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	TBool iIntervalSec;
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	CMMFAddDataSourceSinkAsync* iAddDataSourceSinkAsync;
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	CMMSourceSink* iSource;
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	ContentAccess::CContent* iContent;
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	ContentAccess::CData* iData;
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	}; 
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#endif