1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2015 The Qt Company Ltd. 4 ** Contact: http://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtCore module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see http://www.qt.io/terms-conditions. For further 15 ** information use the contact form at http://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 2.1 or version 3 as published by the Free 20 ** Software Foundation and appearing in the file LICENSE.LGPLv21 and 21 ** LICENSE.LGPLv3 included in the packaging of this file. Please review the 22 ** following information to ensure the GNU Lesser General Public License 23 ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and 24 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. 25 ** 26 ** As a special exception, The Qt Company gives you certain additional 27 ** rights. These rights are described in The Qt Company LGPL Exception 28 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. 29 ** 30 ** GNU General Public License Usage 31 ** Alternatively, this file may be used under the terms of the GNU 32 ** General Public License version 3.0 as published by the Free Software 33 ** Foundation and appearing in the file LICENSE.GPL included in the 34 ** packaging of this file. Please review the following information to 35 ** ensure the GNU General Public License version 3.0 requirements will be 36 ** met: http://www.gnu.org/copyleft/gpl.html. 37 ** 38 ** $QT_END_LICENSE$ 39 ** 40 ****************************************************************************/ 41 42 #ifndef QPLUGINLOADER_H 43 #define QPLUGINLOADER_H 44 45 #include <QtCore/qlibrary.h> 46 47 #if defined(QT_NO_LIBRARY) && defined(Q_OS_WIN) 48 #undef QT_NO_LIBRARY 49 #pragma message("QT_NO_LIBRARY is not supported on Windows") 50 #endif 51 52 #ifndef QT_NO_LIBRARY 53 54 QT_BEGIN_HEADER 55 56 QT_BEGIN_NAMESPACE 57 QT_MODULE(Core)58QT_MODULE(Core) 59 60 class QLibraryPrivate; 61 62 class Q_CORE_EXPORT QPluginLoader : public QObject 63 { 64 Q_OBJECT 65 Q_PROPERTY(QString fileName READ fileName WRITE setFileName) 66 Q_PROPERTY(QLibrary::LoadHints loadHints READ loadHints WRITE setLoadHints) 67 public: 68 explicit QPluginLoader(QObject *parent = 0); 69 explicit QPluginLoader(const QString &fileName, QObject *parent = 0); 70 ~QPluginLoader(); 71 72 QObject *instance(); 73 74 static QObjectList staticInstances(); 75 76 bool load(); 77 bool unload(); 78 bool isLoaded() const; 79 80 void setFileName(const QString &fileName); 81 QString fileName() const; 82 83 QString errorString() const; 84 85 void setLoadHints(QLibrary::LoadHints loadHints); 86 QLibrary::LoadHints loadHints() const; 87 88 private: 89 QLibraryPrivate *d; 90 bool did_load; 91 Q_DISABLE_COPY(QPluginLoader) 92 }; 93 94 QT_END_NAMESPACE 95 96 QT_END_HEADER 97 98 #endif // QT_NO_LIBRARY 99 100 #endif //QPLUGINLOADER_H 101