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#ifndef DIALOG_H
#define DIALOG_H

#include <QDialog>
#include <QTcpServer>
#include <QTcpSocket>

class QDialogButtonBox;
class QLabel;
class QProgressBar;
class QPushButton;
class QTcpServer;
class QTcpSocket;

class Dialog : public QDialog
{
    Q_OBJECT

public:
    Dialog(QWidget *parent = 0);

public slots:
    void start();
    void acceptConnection();
    void startTransfer();
    void updateServerProgress();
    void updateClientProgress(qint64 numBytes);
    void displayError(QAbstractSocket::SocketError socketError);

private:
    QProgressBar *clientProgressBar;
    QProgressBar *serverProgressBar;
    QLabel *clientStatusLabel;
    QLabel *serverStatusLabel;
    QPushButton *startButton;
    QPushButton *quitButton;
    QDialogButtonBox *buttonBox;

    QTcpServer tcpServer;
    QTcpSocket tcpClient;
    QTcpSocket *tcpServerConnection;
    int bytesToWrite;
    int bytesWritten;
    int bytesReceived;
};

#endif
