QGIS API Documentation  3.6.0-Noosa (5873452)
qgsnetworkcontentfetchertask.h
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1 /***************************************************************************
2  qgsnetworkcontentfetchertask.h
3  -------------------
4  begin : March, 2018
5  copyright : (C) 2018 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 QGSNETWORKCONTENTFETCHERTASK_H
21 #define QGSNETWORKCONTENTFETCHERTASK_H
22 
23 #include "qgstaskmanager.h"
24 #include "qgis_core.h"
25 #include <QNetworkRequest>
26 
28 class QNetworkReply;
29 
47 class CORE_EXPORT QgsNetworkContentFetcherTask : public QgsTask
48 {
49  Q_OBJECT
50 
51  public:
52 
57  QgsNetworkContentFetcherTask( const QUrl &url );
58 
63  QgsNetworkContentFetcherTask( const QNetworkRequest &request );
64 
65  ~QgsNetworkContentFetcherTask() override;
66 
67  bool run() override;
68  void cancel() override;
69 
75  QNetworkReply *reply();
76 
77  signals:
78 
87  void fetched();
88 
89  private:
90 
91  QNetworkRequest mRequest;
92  QgsNetworkContentFetcher *mFetcher = nullptr;
93 
94 };
95 
96 #endif //QGSNETWORKCONTENTFETCHERTASK_H
Handles HTTP network content fetching in a background task.
HTTP network content fetcher.
Abstract base class for long running background tasks.
virtual void cancel()
Notifies the task that it should terminate.
virtual bool run()=0
Performs the task&#39;s operation.