OSCAR-code/UpdaterWindow.h

#ifndef UPDATEWINDOW_H
#define UPDATEWINDOW_H

#include <QSystemTrayIcon>
#include <QNetworkAccessManager>
#include <QTableWidgetItem>
#include <QMenu>
#include <QMainWindow>
#include <QUrl>

#include "version.h"
#include "updateparser.h"

namespace Ui {
class UpdaterWindow;
}

/*! \enum RequestMode
    \brief Used in replyFinished() to differentiate the current update task.
*/
enum RequestMode { RM_None, RM_CheckUpdates, RM_GetFile };


/*! \class UpdaterWindow
    \brief Auto Update Module for SleepyHead

    This class handles the complete Auto-Update procedure for SleepyHead, it does the network checks,
    parses the update.xml from SourceForge host, checks for any new updates, and provides the UI
    and mechanisms to download and replace the binaries according to what is specified in update.xml.
  */
class UpdaterWindow : public QMainWindow
{
    Q_OBJECT
    
public:
    explicit UpdaterWindow(QWidget *parent = 0);
    ~UpdaterWindow();

    //! Start the
    void checkForUpdates();

    /*! \fn ParseUpdateXML(QIODevice * dev)
        \brief Parses the update.xml from either QFile or QNetworkReply source
        */
    void ParseUpdateXML(QIODevice * dev);

protected slots:
    void replyFinished(QNetworkReply * reply);
    void downloadProgress(qint64 bytesReceived, qint64 bytesTotal);
    void dataReceived();
    void requestFile();
    void downloadUpdateXML();

private slots:
    void on_CloseButton_clicked();

    void on_upgradeButton_clicked();

    void upgradeNext();

    void on_FinishedButton_clicked();

private:
    UpdateParser updateparser;

    Ui::UpdaterWindow *ui;
    QSystemTrayIcon *systray;
    QMenu *systraymenu;
    RequestMode requestmode;
    QTime dltime;
    QString needQtVersion;
    Update *update;
    Release *release;
    QFile file;
    QNetworkAccessManager *netmanager;
    QNetworkReply * reply;
    QList<Update *> updates;
    int current_row;
    bool success;
    QUrl update_url; // for update.xml redirects..
};

#endif // UPDATEWINDOW_H