QGIS API Documentation  3.22.4-Białowieża (ce8e65e95e)
qgsspatialiteutils.h
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1 /***************************************************************************
2  qgsspatialiteutils.h
3  -------------------
4  begin : Nov, 2017
5  copyright : (C) 2017 by Matthias Kuhn
6  email : [email protected]
7  ***************************************************************************/
8 
9 /***************************************************************************
10  * *
11  * This program is free software; you can redistribute it and/or modify *
12  * it under the terms of the GNU General Public License as published by *
13  * the Free Software Foundation; either version 2 of the License, or *
14  * (at your option) any later version. *
15  * *
16  ***************************************************************************/
17 
18 #ifndef QGSSPATIALITEUTILS_H
19 #define QGSSPATIALITEUTILS_H
20 
21 #define SIP_NO_FILE
22 
23 #include "qgis_core.h"
24 #include "qgssqliteutils.h"
25 #include <functional>
26 
34 struct CORE_EXPORT QgsSpatialiteCloser
35 {
36 
40  void operator()( sqlite3 *database );
41 
45  void *mSpatialiteContext = nullptr;
46 };
47 
56 class CORE_EXPORT spatialite_database_unique_ptr : public std::unique_ptr< sqlite3, QgsSpatialiteCloser>
57 {
58  public:
59 
65  int open( const QString &path );
66 
70  void reset();
71 
79  void reset( sqlite3 *handle ) = delete;
80 
86  int open_v2( const QString &path, int flags, const char *zVfs );
87 
91  QString errorMessage() const;
92 
97  sqlite3_statement_unique_ptr prepare( const QString &sql, int &resultCode );
98 };
99 
100 #endif // QGSSPATIALITEUTILS_H
Unique pointer for spatialite databases, which automatically closes the database when the pointer goe...
void reset(sqlite3 *handle)=delete
It is not allowed to set an arbitrary sqlite3 handle on this object.
Unique pointer for sqlite3 prepared statements, which automatically finalizes the statement when the ...
std::unique_ptr< GEOSGeometry, GeosDeleter > unique_ptr
Scoped GEOS pointer.
Definition: qgsgeos.h:79
struct sqlite3 sqlite3
Closes a spatialite database.