/****************************************************************************
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
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** This file is part of the Qt Assistant of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
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** use the contact form at http://qt.digia.com/contact-us.
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** packaging of this file.  Please review the following information to
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****************************************************************************/

#ifndef INSTALLDIALOG_H
#define INSTALLDIALOG_H

#include <QtCore/QQueue>
#include <QtWidgets/QDialog>
#include "ui_installdialog.h"

#ifndef QT_NO_HTTP

QT_BEGIN_NAMESPACE

class QNetworkReply;
class QNetworkAccessManager;
class QBuffer;
class QFile;
class QHelpEngineCore;

class InstallDialog : public QDialog
{
    Q_OBJECT

public:
    explicit InstallDialog(QHelpEngineCore *helpEngine, QWidget *parent = 0,
        const QString &host = QString(), int port = -1);
    ~InstallDialog();

    QStringList installedDocumentations() const;

private slots:
    void init();
    void cancelDownload();
    void install();
    void httpRequestFinished(QNetworkReply *);
    void updateDataReadProgress(qint64 bytesRead, qint64 totalBytes);
    void updateInstallButton();
    void browseDirectories();

private:
    void downloadNextFile();
    void updateDocItemList();
    void installFile(const QString &fileName);

    Ui::InstallDialog m_ui;
    QHelpEngineCore *m_helpEngine;
    QNetworkAccessManager *m_networkAccessManager;
    QNetworkReply *m_networkReply;
    bool m_httpAborted;
    QQueue<QListWidgetItem*> m_itemsToInstall;
    QString m_currentCheckSum;
    QString m_windowTitle;
    QStringList m_installedDocumentations;
    QString m_host;
    int m_port;
};

QT_END_NAMESPACE

#endif

#endif // INSTALLDIALOG_H
