// Copyright (c) 2007-2009 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:

//

#ifndef __CALINSTANCEITERATORALL_H__

#define __CALINSTANCEITERATORALL_H__

#include "calinstanceiterator.h"

#include "calinstanceviewimpl.h"

class CCalSessionImpl;

class CCalFindInstanceSettings;

class CCalInstance;

class CCalLiteEntry;

class TAgnInstanceId;

/** Instance Iterator for iterating though all the instances in the calendar.

@internalComponent

*/

NONSHARABLE_CLASS(CCalInstanceIteratorAll) : public CCalInstanceIterator

	{

public:

	static CCalInstanceIteratorAll* NewL(const CCalFindInstanceSettings& aSettings, const CCalInstanceViewImpl& aInstanceViewImpl);

	static CCalInstanceIteratorAll* NewL(const CCalFindInstanceSettings& aSettings, const CCalInstanceViewImpl& aInstanceViewImpl, TCalLocalUid aLocalUid, const TCalTime& aInstanceTime, TUint8 aShortFileId);

	~CCalInstanceIteratorAll();

	// From CCalInstanceIterator

	CCalInstance* NextL();

	CCalInstance* PreviousL();

	TBool HasMore() const;

	TInt Count() const;

protected:

	CCalInstanceIteratorAll(const CCalInstanceViewImpl& aInstanceViewImpl);

	void ConstructL(const CCalFindInstanceSettings& aSettings, TCalLocalUid aLocalUid, const TCalTime& aInstanceTime, TUint8 aShortFileId);

	void ConstructL(const CCalFindInstanceSettings& aSettings);

	void SetFindInstanceSettingsL(const CCalFindInstanceSettings& aSettings);

	TBool HasMoreL() const;

private:

	TInt CountL() const;

protected:

	CArrayFixSeg<TAgnInstance>* iInstanceIdCache;

	TInt iCurrentIndex;

	// This is mutable so we can change the number of instances that are searched for in different cases

	TFindInstanceParams iFindInstanceParams; 

	};

#endif // __CALINSTANCEITERATORALL_H__