/*

* Copyright (c) 2006 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 __TRANSITIONMANAGER_H__

#define __TRANSITIONMANAGER_H__

#include<eikenv.h>

#include<akntranseffect.h>

#include <coeview.h>

class CCenRepListen;

const TInt KAknTransitionEventAvkon = 999;

const TInt KAknTransitionEventFlags = 998;

const TInt KAknTransitionDeactivate = 997;

const TInt KAknTransitionExitCancel = 996;

NONSHARABLE_CLASS(MKeyValue)

	{

	public:

		virtual TUint32 Key() const = 0;

		virtual TInt Value() const = 0;

	};

NONSHARABLE_CLASS(MKeyListener)

	{

	public:

		 virtual void KeyChangedL(const MKeyValue& aKeyValue) = 0;

	};

NONSHARABLE_CLASS(MExit)

	{

	public:

		virtual void DoExit() = 0;

	};

NONSHARABLE_CLASS(CTransitionManager) : public CBase, public MKeyListener, public MExit,

                                        public MCoeViewObserver

	{

	public:

        static CTransitionManager* NewL(CEikonEnv& aEnv);

		~CTransitionManager();

		void SetAvkon();

		void CheckFlags();

		void AppStartup(TInt aContext, const TUid& aUid);

		void AppSwitch(TInt aContext); 

		void AppExit(TInt aContext, const TUid& aUid);

		void AppStartupComplete();

		void SetEmbedded(); 

		void CancelExit();

	private:

 	    static TBool AppStartupCb(TAny* aEnv);

    	TBool CheckPropertyKeys() const;

    	void Startup();

		CTransitionManager(CEikonEnv& aEnv);

		void ConstructL();

		TBool Ready();

		void KeyChangedL(const MKeyValue& aKeyValue);

		void CheckEffectsL(TBool aWait);

		void SetDisableEffects(TBool aDisable); 

		TBool IsFullScreen() const;

		void SendAvkonInfo();

		void GetRootAppL(TUid& aRootAppUid);

		void DoExit();

        // Implementation of void MCoeViewObserver

        void HandleViewEventL( const TVwsViewEvent& aEvent );

    private:

    	CEikonEnv& iEikEnv;

    	CIdle* iAppStartupIdle;

    	enum

    		{

    		EStarted 			= 0x1,

    		EEmbedded 			= 0x2,

    		ENoEndKeyClose 		= 0x4,

    		EEnviromentReady 	= 0x8,

    		EExitCompleted   	= 0x10,

    		EStartupComplete 	= 0x20,

    		EStartupStarted		= 0x40,

    		EffectsEnabled		= 0x80,

    		EAvkonApp			= 0x100,

    		};

        enum TTransEffectState

            {

            ETransEffectIdle,

            ETransEffectWaitingForAppSwitch,

            ETransEffectWaitingForViewSwitch,

            ETransEffectWaitingForIdleCall

            };

    	TInt iFlags;

    	TUid iAppUid;

        TTransEffectState iStartIdleState;

    	CCenRepListen* iCRListen;

	};

#endif