/*

* Copyright (c) 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 IRVIEWMANAGER_H

#define IRVIEWMANAGER_H

#include <QStack>

#include <hbeffect.h>

#include "irabstractviewmanager.h"

class QTimer;

class IRViewManager : public IRAbstractViewManager

{

    Q_OBJECT

public:

    IRViewManager();

    ~IRViewManager();

    //from base class IRAbstractViewManager

    IRBaseView* getView(TIRViewId aViewId, bool aCreateIfNotExist);

    //from base class IRAbstractViewManager

    bool isViewInStack(TIRViewId aViewId) const;

    //from base class IRAbstractViewManager

    void activateView(TIRViewId aViewId, bool aPushCurrentView);

    //from base class IRAbstractViewManager

    void activateView(IRBaseView *aView, bool aPushCurrentView);

    //from base class IRAbstractViewManager

    void pushViewById(TIRViewId aViewId);

    //from base class IRAbstractViewManager

    TIRViewId currentViewId() const;

    //from base class IRAbstractViewManager

    TIRHandleResult handleSystemEvent(TIRSystemEventType aEvent);

    bool isExiting() const;

protected:

    void mousePressEvent(QMouseEvent *aEvent);

    void mouseReleaseEvent(QMouseEvent *aEvent);

    void paintEvent(QPaintEvent *aEvent);

private slots:

    void backToPreviousView();

    /*we need to start the logo-down process after the effect for the process

     * may block some painting event in QT enviroment*/

    void showEffectFinished(HbEffect::EffectStatus aStatus);

    void hideEffectFinished(HbEffect::EffectStatus aStatus);

    void currentViewChanged(HbView *aView);

    void crossLineReset();

    void exitTimeout();

private:

    void backToView(TIRViewId aViewId);

    IRBaseView* createView(IRApplication* aApplication, TIRViewId aViewId);

    void clearStack();

    void updateSoftkey();

    bool readyToQuit();

    void switchToNextView(IRBaseView *aView);

private:

    QStack<IRBaseView*> iViewStack;

    HbAction       *iBackAction;

    HbAction       *iExitAction;

    IRBaseView     *iViewToHide;

    bool iCrossLineAReady;

    bool iCrossLineBReady;

    bool iCrossLineEnable;

    bool iCrossLineShowing;

    QLineF iCrossLineA;

    QLineF iCrossLineB;

    QTimer *iCrossLineTimer;

    QTimer *iExitTimer;

    bool iExiting;    

};

#endif