/*

* Copyright (c) 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 VIEWSTACK_H

#define VIEWSTACK_H

#include <QObject>

#include "ViewController.h"

class ViewController;

class ChromeView;

namespace GVA {

class ViewStack : public QObject

{

    Q_OBJECT

public:

    static ViewStack* getSingleton();

    ViewController *getViewController() { return m_viewController;}

    void setViewController(ViewController *value) { m_viewController = value; }

public slots:

    void switchView(const QString &to, const QString &from);

private:

    void fromWindowView(const QString &to);

    void fromGoAnywhereView(const QString &to);

    void fromWebView(const QString &to);

    void fromBookmarkHistoryView(const QString &to);

    void fromBookmarkTreeView(const QString &to);

    void fromSettingsView(const QString &to);

    void toWindowView();

    void toGoAnywhereView();

    void toWebView();

    void toBookmarkHistoryView();

    void toBookmarkView();

    void initWindowView();

    void initSettingsView();

    void toSettingsView();

private slots:

    void loadHistoryItem(int item);

    void goBackFromGoAnywhereView();

    void goBackFromWindowView();

    void goBackFromRecentUrlView();

    void goBackFromBookmarkView();

    void showContentView(int progress);

    void goBackFromSettingsView();

signals:

    void activateBookmark();

    void deActivateBookmark();

    void activateHistory();

    void deActivateHistory();

    void activateBookMarkHistory();

    void deActivateBookMarkHistory();

    void activateWindowView();

    void deActivateWindowView();

    void activateWebView();

    void deActivateWebView();

    void activateSettingsView();

    void deActivateSettingsView();

    void currentViewChanged();

    void pageChanged(int);

private:

    ViewController *m_viewController; // Not owned

};

}  // end of namespace

#endif // VIEWSTACK_H