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Diffstat (limited to 'src/corelib/plugin/qlibrary.h')
-rw-r--r-- | src/corelib/plugin/qlibrary.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/src/corelib/plugin/qlibrary.h b/src/corelib/plugin/qlibrary.h new file mode 100644 index 0000000..7e551e5 --- /dev/null +++ b/src/corelib/plugin/qlibrary.h @@ -0,0 +1,120 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QLIBRARY_H +#define QLIBRARY_H + +#include <QtCore/qobject.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Core) + +#if defined(QT_NO_LIBRARY) && defined(Q_OS_WIN) +#undef QT_NO_LIBRARY +#pragma message("QT_NO_LIBRARY is not supported on Windows") +#endif + +#ifndef QT_NO_LIBRARY + +class QLibraryPrivate; + +class Q_CORE_EXPORT QLibrary : public QObject +{ + Q_OBJECT + Q_PROPERTY(QString fileName READ fileName WRITE setFileName) + Q_PROPERTY(LoadHints loadHints READ loadHints WRITE setLoadHints) + Q_FLAGS(LoadHint LoadHints) +public: + enum LoadHint { + ResolveAllSymbolsHint = 0x01, + ExportExternalSymbolsHint = 0x02, + LoadArchiveMemberHint = 0x04 + }; + Q_DECLARE_FLAGS(LoadHints, LoadHint) + + explicit QLibrary(QObject *parent = 0); + explicit QLibrary(const QString& fileName, QObject *parent = 0); + explicit QLibrary(const QString& fileName, int verNum, QObject *parent = 0); + explicit QLibrary(const QString& fileName, const QString &version, QObject *parent = 0); + ~QLibrary(); + + void *resolve(const char *symbol); + static void *resolve(const QString &fileName, const char *symbol); + static void *resolve(const QString &fileName, int verNum, const char *symbol); + static void *resolve(const QString &fileName, const QString &version, const char *symbol); + + bool load(); + bool unload(); + bool isLoaded() const; + + static bool isLibrary(const QString &fileName); + + void setFileName(const QString &fileName); + QString fileName() const; + + void setFileNameAndVersion(const QString &fileName, int verNum); + void setFileNameAndVersion(const QString &fileName, const QString &version); + QString errorString() const; + + void setLoadHints(LoadHints hints); + LoadHints loadHints() const; +#ifdef QT3_SUPPORT + inline QT3_SUPPORT QString library() const { return fileName(); } + inline QT3_SUPPORT void setAutoUnload( bool ) {} +#endif +private: + QLibraryPrivate *d; + bool did_load; + Q_DISABLE_COPY(QLibrary) +}; + +Q_DECLARE_OPERATORS_FOR_FLAGS(QLibrary::LoadHints) + +#endif //QT_NO_LIBRARY + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif //QLIBRARY_H |