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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 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 QDECLARATIVEVMEMETAOBJECT_P_H
#define QDECLARATIVEVMEMETAOBJECT_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 "qdeclarative.h"
#include <QtCore/QMetaObject>
#include <QtCore/QBitArray>
#include <QtCore/QPair>
#include <QtGui/QColor>
#include <QtCore/QDate>
#include <QtCore/qlist.h>
#include <QtCore/qdebug.h>
#include <private/qobject_p.h>
#include "private/qdeclarativeguard_p.h"
#include "private/qdeclarativecompiler_p.h"
#include "private/qdeclarativecontext_p.h"
QT_BEGIN_NAMESPACE
#define QML_ALIAS_FLAG_PTR 0x00000001
struct QDeclarativeVMEMetaData
{
short propertyCount;
short aliasCount;
short signalCount;
short methodCount;
struct AliasData {
int contextIdx;
int propertyIdx;
int flags;
bool isObjectAlias() const {
return propertyIdx == -1;
}
bool isPropertyAlias() const {
return !isObjectAlias() && !(propertyIdx & 0xFF000000);
}
bool isValueTypeAlias() const {
return !isObjectAlias() && (propertyIdx & 0xFF000000);
}
int propertyIndex() const {
return propertyIdx & 0x0000FFFF;
}
int valueTypeIndex() const {
return (propertyIdx & 0x00FF0000) >> 16;
}
int valueType() const {
return ((unsigned int)propertyIdx) >> 24;
}
};
struct PropertyData {
int propertyType;
};
struct MethodData {
int parameterCount;
int bodyOffset;
int bodyLength;
int lineNumber;
};
PropertyData *propertyData() const {
return (PropertyData *)(((const char *)this) + sizeof(QDeclarativeVMEMetaData));
}
AliasData *aliasData() const {
return (AliasData *)(propertyData() + propertyCount);
}
MethodData *methodData() const {
return (MethodData *)(aliasData() + aliasCount);
}
};
class QDeclarativeVMEVariant;
class QDeclarativeRefCount;
class QDeclarativeVMEMetaObject : public QAbstractDynamicMetaObject
{
public:
QDeclarativeVMEMetaObject(QObject *obj, const QMetaObject *other, const QDeclarativeVMEMetaData *data,
QDeclarativeCompiledData *compiledData);
~QDeclarativeVMEMetaObject();
bool aliasTarget(int index, QObject **target, int *coreIndex, int *valueTypeIndex) const;
void registerInterceptor(int index, int valueIndex, QDeclarativePropertyValueInterceptor *interceptor);
QScriptValue vmeMethod(int index);
int vmeMethodLineNumber(int index);
void setVmeMethod(int index, const QScriptValue &);
QScriptValue vmeProperty(int index);
void setVMEProperty(int index, const QScriptValue &);
void connectAliasSignal(int index);
protected:
virtual int metaCall(QMetaObject::Call _c, int _id, void **_a);
private:
QObject *object;
QDeclarativeCompiledData *compiledData;
QDeclarativeGuardedContextData ctxt;
const QDeclarativeVMEMetaData *metaData;
int propOffset;
int methodOffset;
QDeclarativeVMEVariant *data;
void connectAlias(int aliasId);
QBitArray aConnected;
QBitArray aInterceptors;
QHash<int, QPair<int, QDeclarativePropertyValueInterceptor*> > interceptors;
QScriptValue *methods;
QScriptValue method(int);
QScriptValue readVarProperty(int);
QVariant readVarPropertyAsVariant(int);
void writeVarProperty(int, const QScriptValue &);
void writeVarProperty(int, const QVariant &);
QAbstractDynamicMetaObject *parent;
void listChanged(int);
class List : public QList<QObject*>
{
public:
List(int lpi) : notifyIndex(lpi) {}
int notifyIndex;
};
QList<List> listProperties;
static void list_append(QDeclarativeListProperty<QObject> *, QObject *);
static int list_count(QDeclarativeListProperty<QObject> *);
static QObject *list_at(QDeclarativeListProperty<QObject> *, int);
static void list_clear(QDeclarativeListProperty<QObject> *);
};
QT_END_NAMESPACE
#endif // QDECLARATIVEVMEMETAOBJECT_P_H
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