/*

* 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 HSWIDGETHOST_H

#define HSWIDGETHOST_H

#include <QVariantMap>

#include <QMetaMethod>

#include <QMetaProperty>

#include <HbWidget>

#include "hsdomainmodeldatastructures.h"

#include "hsdomainmodel_global.h"

#include "hstest_global.h"

class HsPage;

HOMESCREEN_TEST_CLASS(TestRuntimeServices)

class HSDOMAINMODEL_EXPORT HsWidgetHost : public HbWidget

{

    Q_OBJECT

public:

    enum State {

        Unloaded,

        Loaded,

        Initialized,

        Visible,

        Hidden,

        Uninitialized,

        Finished,

        Faulted,

        UninstallingOrUpdating

    };

public:

    static HsWidgetHost *createInstance(HsWidgetData &widgetData, 

                                        const QVariantHash &preferences = QVariantHash());

    HsWidgetHost(int databaseId, QGraphicsItem *parent = 0);

    ~HsWidgetHost();

    bool load();

    void unload();

    bool setPage(HsPage *page);

    HsPage *page() const;

    bool isValid() const;

    int databaseId() const;

    State state() const { return mState; }

    bool deleteFromDatabase();

    bool setWidgetPresentation();

    bool setWidgetPresentationData(HsWidgetPresentationData &presentationData);

    bool widgetPresentationData(const QString &key, HsWidgetPresentationData &presentationData);

    HsWidgetPresentationData widgetPresentation(Qt::Orientation orientation);

    bool loadWidgetPresentation();

    bool deleteWidgetPresentation(Qt::Orientation orientation);

signals:

    void widgetFinished(HsWidgetHost *widget);

    void widgetError(HsWidgetHost *widget);

    void widgetResized(HsWidgetHost *widget);

public slots:

    void initializeWidget();

    void showWidget();

    void hideWidget();

    void uninitializeWidget();

    void setOnline(bool online = true);

    void startDragEffect();

    void startDropEffect();

protected:    

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

private:

    bool setProperty(const char *name, QMetaProperty &property); 

    bool setMethod(const char *signature, QMetaMethod &method);    

    bool hasSignal(const char *signature);

    bool setPreferencesToWidget();

    void setNewSize(const QSizeF &newSize);

private slots:

    void onSetPreferences(const QStringList &names);

    void onFinished();

    void onError();

    void onAboutToUninstall();

    void onUpdated();

    void onUnavailable();

    void onAvailable();

private:

    Q_DISABLE_COPY(HsWidgetHost)

    QGraphicsWidget *mWidget;

    HsPage *mPage;

    QMetaMethod mOnInitializeMethod;

    QMetaMethod mOnShowMethod;

    QMetaMethod mOnHideMethod;

    QMetaMethod mOnUninitializeMethod;

    QMetaProperty mIsOnlineProperty;

	QMetaProperty mRootPathProperty;

    State mState;

    QString mUri;

    int mDatabaseId;

    HOMESCREEN_TEST_FRIEND_CLASS(TestRuntimeServices)

};

#endif // HSWIDGETHOST_H