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50
51#ifndef HTTPWINDOW_H
52#define HTTPWINDOW_H
53
54#include <QProgressDialog>
55#include <QNetworkAccessManager>
56#include <QUrl>
57
58#include <memory>
59
60QT_BEGIN_NAMESPACE
61class QFile;
62class QLabel;
63class QLineEdit;
64class QPushButton;
65class QSslError;
66class QAuthenticator;
67class QNetworkReply;
68class QCheckBox;
69
70QT_END_NAMESPACE
71
72class ProgressDialog : public QProgressDialog {
73 Q_OBJECT
74
75public:
76 explicit ProgressDialog(const QUrl &url, QWidget *parent = nullptr);
77 ~ProgressDialog();
78
79public slots:
80 void networkReplyProgress(qint64 bytesRead, qint64 totalBytes);
81};
82
83class HttpWindow : public QDialog
84{
85 Q_OBJECT
86
87public:
88 explicit HttpWindow(QWidget *parent = nullptr);
89 ~HttpWindow();
90
91 void startRequest(const QUrl &requestedUrl);
92
93private slots:
94 void downloadFile();
95 void cancelDownload();
96 void httpFinished();
97 void httpReadyRead();
98 void enableDownloadButton();
99 void slotAuthenticationRequired(QNetworkReply *, QAuthenticator *authenticator);
100#ifndef QT_NO_SSL
101 void sslErrors(QNetworkReply *, const QList<QSslError> &errors);
102#endif
103
104private:
105 std::unique_ptr<QFile> openFileForWrite(const QString &fileName);
106
107 QLabel *statusLabel;
108 QLineEdit *urlLineEdit;
109 QPushButton *downloadButton;
110 QCheckBox *launchCheckBox;
111 QLineEdit *defaultFileLineEdit;
112 QLineEdit *downloadDirectoryLineEdit;
113
114 QUrl url;
115 QNetworkAccessManager qnam;
116 QNetworkReply *reply;
117 std::unique_ptr<QFile> file;
118 bool httpRequestAborted;
119};
120
121#endif
122

source code of qtbase/examples/network/http/httpwindow.h