/*

* Copyright (c) 2009-2010 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 CXUIVIEWMANAGER_H

#define CXUIVIEWMANAGER_H

#include <QObject>

#include <QTimer>

#include <QList>

#include "cxeviewfindercontrol.h"

#include "cxenamespace.h"

#include "cxeerror.h"

#include "cxuiapplicationstate.h"

class QGraphicsSceneMouseEvent;

class HbMainWindow;

class CxuiApplication;

class CxuiCaptureKeyHandler;

class CxuiPrecaptureView;

class CxeEngine;

class CxuiDocumentLoader;

class CxuiErrorManager;

class CxuiView;

class CxuiViewManager : public QObject

{

    Q_OBJECT

public:

    CxuiViewManager(CxuiApplication &application, HbMainWindow &mainWindow, CxeEngine &engine);

    ~CxuiViewManager();

public slots:

    void changeToPostcaptureView();

    void changeToPrecaptureView();

    void switchCamera();

    void showScenesView();

private slots:

    void toForeground();

    void handleApplicationStateChanged(CxuiApplicationState::State newState,

                                       CxuiApplicationState::State oldState);

    void startStandbyTimer();

    void stopStandbyTimer();

signals:

    void normalStateEntered();

    void normalStateExited();

    void standbyExitRequested();

protected:

    bool eventFilter(QObject *object, QEvent *event);

private:

    CxuiView *currentView() const;

    void initStartupView();

    CxuiView *createView(const QString &viewName);

    CxuiPrecaptureView* getPrecaptureView(Cxe::CameraMode mode, Cxe::CameraIndex camera);

    void connectSignals(CxuiView *view);

    void disconnectSignals(CxuiView *view = NULL);

    void connectPreCaptureSignals(CxuiPrecaptureView *view);

    void connectPostCaptureSignals();

    void connectSceneModeSignals();

    void connectCaptureKeySignals(CxuiView *view);

    void handleExitingNormalState();

    void clearAllActivities();

private:

    //data

    CxuiApplication &mApplication;

    HbMainWindow &mMainWindow;

    QMap<QString, CxuiView*> mViews;

    QMap<QString, QString> mDocmlFilesByView;

    CxeEngine &mEngine;

    CxuiCaptureKeyHandler *mKeyHandler;

    CxuiDocumentLoader *mCameraDocumentLoader;

    CxuiApplicationState *mApplicationState;

    CxuiErrorManager *mErrorManager;

    QTimer mStandbyTimer;

};

#endif // CXUIVIEWMANAGER_H