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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QLIBRARY_P_H
#define QLIBRARY_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of the QLibrary class. This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//
#ifdef Q_OS_WIN
# include "QtCore/qt_windows.h"
#endif
#include "QtCore/qlibrary.h"
#include "QtCore/qpointer.h"
#include "QtCore/qstringlist.h"
#include "QtCore/qplugin.h"
#include "QtCore/qsharedpointer.h"
#ifndef QT_NO_LIBRARY
QT_BEGIN_NAMESPACE
bool qt_debug_component();
class QSettings;
class QLibraryPrivate
{
public:
#ifdef Q_OS_WIN
HINSTANCE
#else
void *
#endif
pHnd;
QString fileName, qualifiedFileName;
QString fullVersion;
bool load();
bool loadPlugin(); // loads and resolves instance
bool unload();
void release();
void *resolve(const char *);
static QLibraryPrivate *findOrCreate(const QString &fileName, const QString &version = QString());
QWeakPointer<QObject> inst;
QtPluginInstanceFunction instance;
uint qt_version;
QString lastModified;
QString errorString;
QLibrary::LoadHints loadHints;
bool isPlugin(QSettings *settings = 0);
private:
explicit QLibraryPrivate(const QString &canonicalFileName, const QString &version);
~QLibraryPrivate();
bool load_sys();
bool unload_sys();
void *resolve_sys(const char *);
QAtomicInt libraryRefCount;
QAtomicInt libraryUnloadCount;
enum {IsAPlugin, IsNotAPlugin, MightBeAPlugin } pluginState;
friend class QLibraryPrivateHasFriends;
};
QT_END_NAMESPACE
#endif // QT_NO_LIBRARY
#endif // QLIBRARY_P_H
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