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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the ActiveQt framework of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QAXAGGREGATED_H
#define QAXAGGREGATED_H
#include <QtCore/qobject.h>
struct IUnknown;
QT_BEGIN_NAMESPACE
class QWidget;
class QUuid;
class QAxAggregated
{
friend class QAxServerBase;
friend class QAxClientSite;
public:
virtual long queryInterface(const QUuid &iid, void **iface) = 0;
protected:
virtual ~QAxAggregated()
{}
inline IUnknown *controllingUnknown() const
{ return controlling_unknown; }
QWidget *widget() const;
inline QObject *object() const { return the_object; }
private:
IUnknown *controlling_unknown;
QObject *the_object;
};
#define QAXAGG_IUNKNOWN \
HRESULT WINAPI QueryInterface(REFIID iid, LPVOID *iface) Q_DECL_OVERRIDE \
{ return controllingUnknown()->QueryInterface(iid, iface); } \
ULONG WINAPI AddRef() Q_DECL_OVERRIDE { return controllingUnknown()->AddRef(); } \
ULONG WINAPI Release() Q_DECL_OVERRIDE { return controllingUnknown()->Release(); } \
QT_END_NAMESPACE
#endif // QAXAGGREGATED_H
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