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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative 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 QMLVMEMETAOBJECT_P_H
#define QMLVMEMETAOBJECT_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 <qml.h>
#include <QtCore/QMetaObject>
#include <QtCore/QBitArray>
#include <QtCore/QPair>
#include <private/qobject_p.h>
QT_BEGIN_NAMESPACE
#define QML_ALIAS_FLAG_PTR 0x00000001
struct QmlVMEMetaData
{
short propertyCount;
short aliasCount;
short signalCount;
short methodCount;
struct AliasData {
int contextIdx;
int propertyIdx;
int flags;
};
struct PropertyData {
int propertyType;
};
struct MethodData {
int parameterCount;
int bodyOffset;
int bodyLength;
int _dummy;
};
PropertyData *propertyData() const {
return (PropertyData *)(((const char *)this) + sizeof(QmlVMEMetaData));
}
AliasData *aliasData() const {
return (AliasData *)(propertyData() + propertyCount);
}
MethodData *methodData() const {
return (MethodData *)(aliasData() + aliasCount);
}
};
class QmlRefCount;
class QmlVMEMetaObject : public QAbstractDynamicMetaObject
{
public:
QmlVMEMetaObject(QObject *, const QMetaObject *, const QmlVMEMetaData *data,
QmlRefCount * = 0);
~QmlVMEMetaObject();
void registerInterceptor(int index, int valueIndex, QmlPropertyValueInterceptor *interceptor);
protected:
virtual int metaCall(QMetaObject::Call _c, int _id, void **_a);
private:
QObject *object;
QmlRefCount *ref;
QGuard<QmlContext> ctxt;
const QmlVMEMetaData *metaData;
int propOffset;
int methodOffset;
QVariant *data;
QBitArray aConnected;
QBitArray aInterceptors;
QHash<int, QPair<int, QmlPropertyValueInterceptor*> > interceptors;
QAbstractDynamicMetaObject *parent;
void listChanged(int);
class List : public QmlConcreteList<QObject*>
{
public:
List(QmlVMEMetaObject *p, int propIdx)
: parent(p), parentProperty(propIdx) { }
virtual void append(QObject *v) {
QmlConcreteList<QObject*>::append(v);
parent->listChanged(parentProperty);
}
virtual void insert(int i, QObject *v) {
QmlConcreteList<QObject*>::insert(i, v);
parent->listChanged(parentProperty);
}
virtual void clear() {
QmlConcreteList<QObject*>::clear();
parent->listChanged(parentProperty);
}
virtual void removeAt(int i) {
QmlConcreteList<QObject*>::removeAt(i);
parent->listChanged(parentProperty);
}
private:
QmlVMEMetaObject *parent;
int parentProperty;
};
QList<List *> listProperties;
};
QT_END_NAMESPACE
#endif // QMLVMEMETAOBJECT_P_H
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