QGIS API Documentation 3.40.0-Bratislava (b56115d8743)
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qgscplhttpfetchoverrider.h
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1/***************************************************************************
2 qgscplhttpfetchoverrider.h
3 --------------------------
4 begin : September 2020
5 copyright : (C) 2020 by Even Rouault
6 email : even.rouault at spatialys.com
7 ***************************************************************************
8 * *
9 * This program is free software; you can redistribute it and/or modify *
10 * it under the terms of the GNU General Public License as published by *
11 * the Free Software Foundation; either version 2 of the License, or *
12 * (at your option) any later version. *
13 * *
14 ***************************************************************************/
15
16#ifndef QGSCPLHTTPFETCHOVERRIDER_H
17#define QGSCPLHTTPFETCHOVERRIDER_H
18
19#define SIP_NO_FILE
20
21#include <QNetworkRequest>
22#include <QString>
23#include <QPointer>
24
25#include "qgis_core.h"
26#include "cpl_http.h"
27#include "gdal.h"
28
29class QgsFeedback;
30
41class CORE_EXPORT QgsCPLHTTPFetchOverrider
42{
43 public:
45 explicit QgsCPLHTTPFetchOverrider( const QString &authCfg = QString(), QgsFeedback *feedback = nullptr );
46
48
50 void setAttribute( QNetworkRequest::Attribute code, const QVariant &value );
51
57 void setFeedback( QgsFeedback *feedback );
58
64 QThread *thread() const;
65
66 private:
67
68#if GDAL_VERSION_NUM >= GDAL_COMPUTE_VERSION(3,2,0)
69 static CPLHTTPResult *callback( const char *pszURL,
70 CSLConstList papszOptions,
71 GDALProgressFunc pfnProgress,
72 void *pProgressArg,
73 CPLHTTPFetchWriteFunc pfnWrite,
74 void *pWriteArg,
75 void *pUserData );
76#endif
77
78 QString mAuthCfg;
79
80 QgsFeedback *mFeedback = nullptr;
81
82 QPointer< QThread > mThread;
83
84 std::map<QNetworkRequest::Attribute, QVariant> mAttributes;
85};
86
87#endif // QGSCPLHTTPFETCHOVERRIDER_H
Utility class to redirect GDAL's CPL HTTP calls through QgsBlockingNetworkRequest.
Base class for feedback objects to be used for cancellation of something running in a worker thread.
Definition qgsfeedback.h:44