// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

// which accompanies this distribution, and is available

// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

/**

 @file

 @internalComponent

*/

#ifndef __EIKALSRV_H__

#define __EIKALSRV_H__

#include <e32base.h>

#include <asaltdefs.h>

#include <asshddefs.h>

class MEikServAlarmFactory;

class MEikServAlarm;

class CEikServAlarmAlertSession;

/** 

@internalComponent

*/

NONSHARABLE_CLASS(CEikServAlarmAlertServer) : public CPolicyServer

	{

public:

	IMPORT_C static CEikServAlarmAlertServer* NewL(MEikServAlarmFactory* aAlarmControlFactory);

	IMPORT_C static CEikServAlarmAlertServer* NewL(MEikServAlarmFactory* aAlarmControlFactory, TInt aMaxAlarms);

	~CEikServAlarmAlertServer();

	IMPORT_C void HandleSwitchOnEvent();

	IMPORT_C void TaskKeyPressedL();

	inline TBool AlarmAlertIsVisible() const;

	inline void SessionDied();

	IMPORT_C void SetQuietPeriodL(TTime aQuietPeriodEndTime);

	IMPORT_C void ClearAllAlarmsL();	

public: // from CPolicyServer

	CSession2* NewSessionL(const TVersion& aVersion, const RMessage2& aMessage) const;

private:

	CEikServAlarmAlertServer(TInt aPriority, MEikServAlarmFactory& aAlarmControlFactory,  TInt aMaxAlarms);

private:

	CEikServAlarmAlertSession* iSession; // iSession does not *own* what it points to

	MEikServAlarmFactory& iAlarmControlFactory;

	TInt iMaxAlarms;

	};

class CEikAlmControlSupervisor;

/** 

Helper class for CEikServAlarmAlertSession. Holds response data for queuing

@internalComponent

*/

NONSHARABLE_CLASS(TAlarmResponse)

	{

public:	

	TAlarmResponse (TASAltAlertServerResponse  aCode,  TAlarmId aId, TTime aTime);

	TASAltAlertServerResponse ResponseCode () const;

	TAlarmId AlarmId () const;

	TTime TimeToSnooze() const;

private:

	TASAltAlertServerResponse  iCode;

	TAlarmId iId;

	TTime iTime;

	};

// supposed to be maximum one response in a queue, because client should resubmit request 

// for response as soon	as it receive previous 

const TInt KAlertResponseQueueSize = 20;	

/**

Represents a session for a client thread on the server-side.

@internalComponent 

*/

NONSHARABLE_CLASS(CEikServAlarmAlertSession) : public CSession2

	{

public:

	static CEikServAlarmAlertSession* NewL(MEikServAlarmFactory& aAlarmControlFactory, TInt aMaxAlarms);

	~CEikServAlarmAlertSession();

	void TaskKeyPressedL();

	void HandleSwitchOnEvent();

	inline TBool AlarmAlertIsVisible() const;

	void SetQuietPeriodL(TTime aQuietPeriodEndTime);

	inline TTime QuietPeriodEndTime() const; 

	void RespondEventL(TASAltAlertServerResponse aCode);

	void RespondEventL(TASAltAlertServerResponse aCode, TAlarmId aId, TTime aTimeToSnooze = 0);

	void ClearAllAlarmsL();

private:

	CEikServAlarmAlertServer* AlarmAlertServer() const;

	void ConstructL();

	virtual void ServiceL(const RMessage2 &aMessage);

	CEikServAlarmAlertSession(MEikServAlarmFactory& aAlarmControl, TInt aMaxAlarms);

	void QueueEventL (TASAltAlertServerResponse&  aCode,TAlarmId& aId, TTime& aTimeToSnooze);

	TInt FindAlarm(TAlarmId aAlarmId) const;

	void DeleteAlarmL(const RMessage2& aMessage);

	void UpdateVisibility();

private:

	TBool iVisible;

	MEikServAlarmFactory& iAlarmControlFactory;

	TTime iQuietPeriodEndTime;

	TInt iMaxAlarms;

	RPointerArray<CEikAlmControlSupervisor> iAlarmSupervisors;

	RArray <TAlarmResponse> iResponseQueue;

	RMessage2 iMessage;

	};

inline TBool CEikServAlarmAlertServer::AlarmAlertIsVisible() const 

	{ return iSession->AlarmAlertIsVisible(); }

inline TBool CEikServAlarmAlertSession::AlarmAlertIsVisible() const 

	{ return iVisible; }

inline void CEikServAlarmAlertServer::SessionDied() 

	{ iSession = NULL; }

inline TTime CEikServAlarmAlertSession::QuietPeriodEndTime() const 

	{ return iQuietPeriodEndTime; }

#endif //__EIKALSRV_H__