QGIS API Documentation  3.6.0-Noosa (5873452)
qgsnetworkcontentfetcher.h
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1 /***************************************************************************
2  qgsnetworkcontentfetcher.h
3  -------------------
4  begin : July, 2014
5  copyright : (C) 2014 by Nyall Dawson
6  email : nyall dot dawson at gmail dot com
7 
8  ***************************************************************************/
9 
10 /***************************************************************************
11  * *
12  * This program is free software; you can redistribute it and/or modify *
13  * it under the terms of the GNU General Public License as published by *
14  * the Free Software Foundation; either version 2 of the License, or *
15  * (at your option) any later version. *
16  * *
17  ***************************************************************************/
18 
19 
20 #ifndef QGSNETWORKCONTENTFETCHER_H
21 #define QGSNETWORKCONTENTFETCHER_H
22 
23 #include <QNetworkReply>
24 #include <QUrl>
25 
26 #include "qgis_core.h"
27 
37 class CORE_EXPORT QgsNetworkContentFetcher : public QObject
38 {
39  Q_OBJECT
40 
41  public:
42 
46  QgsNetworkContentFetcher() = default;
47 
48  ~QgsNetworkContentFetcher() override;
49 
55  void fetchContent( const QUrl &url );
56 
63  void fetchContent( const QNetworkRequest &request );
64 
69  QNetworkReply *reply();
70 
75  QString contentAsString() const;
76 
81  void cancel();
82 
83  signals:
84 
88  void finished();
89 
94  void downloadProgress( qint64 bytesReceived, qint64 bytesTotal );
95 
96  private:
97 
98  QNetworkReply *mReply = nullptr;
99 
100  bool mContentLoaded = false;
101 
102  bool mIsCanceled = false;
103 
109  QTextCodec *codecForHtml( QByteArray &array ) const;
110 
111  private slots:
112 
117  void contentLoaded( bool ok = true );
118 
119 };
120 
121 #endif
HTTP network content fetcher.