/*

* 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 NMVIEWERVIEW_H_

#define NMVIEWERVIEW_H_

#include "nmbaseview.h"

#include "nmactionobserver.h"

class QGraphicsLinearLayout;

class QWebPage;

class HbWidget;

class HbMainWindow;

class NmApplication;

class NmUiEngine;

class NmUiStartParam;

class NmMailViewerWK;

class NmMessage;

class NmBaseViewScrollArea;

class NmViewerViewNetManager;

class NmViewerHeader;

class NmMailViewerWK;

class NmUiDocumentLoader;

class NmOperation;

class HbProgressDialog;

class NmViewerView : public NmBaseView, public NmActionObserver

{

    Q_OBJECT

public:

    NmViewerView(

            NmApplication &application,

            NmUiStartParam* startParam,

            NmUiEngine &uiEngine,

            HbMainWindow *mainWindow,

            QGraphicsItem *parent = NULL);

    ~NmViewerView();

    void reloadViewContents(NmUiStartParam* startParam);

    NmUiViewId nmailViewId() const;

    NmMailViewerWK* webView();

public slots:

    void orientationChanged(Qt::Orientation orientation);

    void linkClicked(const QUrl& link);

    void contentScrollPositionChanged(const QPointF &newPosition);

    void handleMouseReleaseEvent(QGraphicsSceneMouseEvent *event);

    void handleMousePressEvent(QGraphicsSceneMouseEvent *event);

    void fetchMessage();

private slots: 

    void setMessageData();

    void messageFetched(int result);

    void waitNoteCancelled();

    void webFrameLoaded(bool loaded);

    void scaleWebViewWhenLoading(const QSize &size);

    void scaleWebViewWhenLoaded();

public: // From NmActionObserver

    void handleActionCommand(NmActionResponse &menuResponse);

private:

    void loadMessage();

    void loadViewLayout();

    QString formatMessage();

    bool eventOnTopOfHeaderArea(QGraphicsSceneMouseEvent *event);

    QString escapeSpecialCharacters(const QString text);

    void changeMessageReadStatus(bool read);

    void setMailboxName();

    void createToolBar();

private:

    NmApplication &mApplication;

    NmUiEngine &mUiEngine;

    HbMainWindow *mMainWindow;               // Not owned

    NmMessage* mMessage;                     // Owned

    NmBaseViewScrollArea *mScrollArea;     // Not owned

    HbWidget *mViewerContent;                // Not owned

    NmMailViewerWK *mWebView;                // Not owned

    NmViewerHeader *mHeaderWidget;           // Not owned

    QPointF mHeaderStartScenePos;

    QGraphicsLinearLayout *mViewerContentLayout; // Not owned

    NmOperation *mMessageFetchingOperation;   // Not owned

    QPointF mLatestScrollPos;

    bool mDisplayingPlainText;

    QObjectList mWidgetList;

    NmUiDocumentLoader *mDocumentLoader;

    HbWidget *mScrollAreaContents;

    HbWidget *mViewerHeaderContainer;

    QSize mScreenSize;

    HbProgressDialog *mWaitDialog;            // owned

    bool loadingCompleted;

    QSize mLatestLoadingSize;

};

#endif /* NMVIEWERVIEW_H_ */