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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QQMLBOUNDSIGNAL_P_H
#define QQMLBOUNDSIGNAL_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qqmlexpression.h"
#include <QtCore/qmetaobject.h>
#include <private/qobject_p.h>
QT_BEGIN_NAMESPACE
class Q_QML_EXPORT QQmlAbstractBoundSignal
{
public:
QQmlAbstractBoundSignal();
virtual ~QQmlAbstractBoundSignal();
virtual int index() const = 0;
virtual QQmlExpression *expression() const = 0;
virtual QQmlExpression *setExpression(QQmlExpression *) = 0;
virtual QObject *object() = 0;
void addToObject();
private:
friend class QQmlData;
friend class QQmlPropertyPrivate;
friend class QQmlEngineDebugService;
QQmlAbstractBoundSignal **m_prevSignal;
QQmlAbstractBoundSignal *m_nextSignal;
};
class QQmlBoundSignalParameters;
class Q_QML_EXPORT QQmlBoundSignal : public QObject,
public QQmlAbstractBoundSignal
{
public:
QQmlBoundSignal(QObject *scope, const QMetaMethod &signal, QObject *owner);
virtual ~QQmlBoundSignal();
int index() const;
QQmlExpression *expression() const;
QQmlExpression *setExpression(QQmlExpression *);
QObject *object() { return m_owner; }
bool isEvaluating() const { return m_isEvaluating; }
protected:
virtual int qt_metacall(QMetaObject::Call c, int id, void **a);
private:
QQmlExpression *m_expression;
QMetaMethod m_signal;
bool m_paramsValid : 1;
bool m_isEvaluating : 1;
QQmlBoundSignalParameters *m_params;
QObject *m_owner;
};
QT_END_NAMESPACE
#endif // QQMLBOUNDSIGNAL_P_H
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