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# ftpwindow.h Example File
network/ftp/ftpwindow.h

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        #ifndef FTPWINDOW_H
        #define FTPWINDOW_H

        #include <QDialog>
        #include <QHash>

        class QFile;
        class QFtp;
        class QLabel;
        class QLineEdit;
        class QListWidget;
        class QListWidgetItem;
        class QProgressDialog;
        class QPushButton;
        class QUrlInfo;

        class FtpWindow : public QDialog
        {
            Q_OBJECT

        public:
            FtpWindow(QWidget *parent = 0);

        private slots:
            void connectToFtpServer();
            void downloadFile();
            void cancelDownload();

            void ftpCommandFinished(int commandId, bool error);
            void addToList(const QUrlInfo &urlInfo);
            void processItem(QListWidgetItem *item);
            void cdToParent();
            void updateDataTransferProgress(qint64 readBytes,
                                            qint64 totalBytes);
            void enableConnectButton();
            void enableDownloadButton();

        private:
            QLabel *ftpServerLabel;
            QLineEdit *ftpServerLineEdit;
            QLabel *statusLabel;
            QListWidget *fileList;
            QPushButton *quitButton;
            QPushButton *connectButton;
            QPushButton *downloadButton;
            QPushButton *cdToParentButton;
            QProgressDialog *progressDialog;

            QHash<QString, bool> isDirectory;
            QString currentPath;
            QFtp *ftp;
            QFile *file;
        };

        #endif