- Qt 5.5
- Qt Network
- HTTP Example
- httpwindow.h Example File
- Qt 5.5.1 Reference Documentation

# httpwindow.h Example File

http/httpwindow.h

    /****************************************************************************
    **
    ** Copyright (C) 2015 The Qt Company Ltd.
    ** Contact: http://www.qt.io/licensing/
    **
    ** This file is part of the examples of the Qt Toolkit.
    **
    ** $QT_BEGIN_LICENSE:BSD$
    ** You may use this file under the terms of the BSD license as follows:
    **
    ** "Redistribution and use in source and binary forms, with or without
    ** modification, are permitted provided that the following conditions are
    ** met:
    **   * Redistributions of source code must retain the above copyright
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    **     the documentation and/or other materials provided with the
    **     distribution.
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    **     contributors may be used to endorse or promote products derived
    **     from this software without specific prior written permission.
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    ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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    #ifndef HTTPWINDOW_H
    #define HTTPWINDOW_H

    #include <QDialog>
    #include <QNetworkAccessManager>
    #include <QUrl>

    class QDialogButtonBox;
    class QFile;
    class QLabel;
    class QLineEdit;
    class QProgressDialog;
    class QPushButton;
    class QSslError;
    class QAuthenticator;
    class QNetworkReply;

    class HttpWindow : public QDialog
    {
        Q_OBJECT

    public:
        HttpWindow(QWidget *parent = 0);

        void startRequest(QUrl url);

    private slots:
        void downloadFile();
        void cancelDownload();
        void httpFinished();
        void httpReadyRead();
        void updateDataReadProgress(qint64 bytesRead, qint64 totalBytes);
        void enableDownloadButton();
        void slotAuthenticationRequired(QNetworkReply*,QAuthenticator *);
    #ifndef QT_NO_SSL
        void sslErrors(QNetworkReply*,const QList<QSslError> &errors);
    #endif

    private:
        QLabel *statusLabel;
        QLabel *urlLabel;
        QLineEdit *urlLineEdit;
        QProgressDialog *progressDialog;
        QPushButton *downloadButton;
        QPushButton *quitButton;
        QDialogButtonBox *buttonBox;

        QUrl url;
        QNetworkAccessManager qnam;
        QNetworkReply *reply;
        QFile *file;
        int httpGetId;
        bool httpRequestAborted;
    };

    #endif