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/****************************************************************************
**
** Copyright (C) 2010 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 QMLLISTMODEL_H
#define QMLLISTMODEL_H
#include <qml.h>
#include <private/qmlcustomparser_p.h>
#include <QtCore/QObject>
#include <QtCore/QStringList>
#include <QtCore/QHash>
#include <QtCore/QList>
#include <QtCore/QVariant>
#include "../3rdparty/qlistmodelinterface_p.h"
#include <QtScript/qscriptvalue.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
struct ModelNode;
class Q_DECLARATIVE_EXPORT QmlListModel : public QListModelInterface
{
Q_OBJECT
Q_PROPERTY(int count READ count NOTIFY countChanged)
public:
QmlListModel(QObject *parent=0);
~QmlListModel();
virtual QList<int> roles() const;
virtual QString toString(int role) const;
virtual int count() const;
virtual QHash<int,QVariant> data(int index, const QList<int> &roles = (QList<int>())) const;
virtual QVariant data(int index, int role) const;
Q_INVOKABLE void clear();
Q_INVOKABLE void remove(int index);
Q_INVOKABLE void append(const QScriptValue&);
Q_INVOKABLE void insert(int index, const QScriptValue&);
Q_INVOKABLE QScriptValue get(int index) const;
Q_INVOKABLE void set(int index, const QScriptValue&);
Q_INVOKABLE void setProperty(int index, const QString& property, const QVariant& value);
Q_INVOKABLE void move(int from, int to, int count);
Q_SIGNALS:
void countChanged(int);
private:
QVariant valueForNode(ModelNode *) const;
mutable QStringList roleStrings;
friend class QmlListModelParser;
friend struct ModelNode;
void checkRoles() const;
void addRole(const QString &) const;
mutable bool _rolesOk;
ModelNode *_root;
};
// ### FIXME
class QmlListElement : public QObject
{
Q_OBJECT
};
class QmlListModelParser : public QmlCustomParser
{
public:
QByteArray compile(const QList<QmlCustomParserProperty> &);
void setCustomData(QObject *, const QByteArray &);
private:
struct ListInstruction
{
enum { Push, Pop, Value, Set } type;
int dataIdx;
};
struct ListModelData
{
int dataOffset;
int instrCount;
ListInstruction *instructions() const;
};
bool compileProperty(const QmlCustomParserProperty &prop, QList<ListInstruction> &instr, QByteArray &data);
bool definesEmptyList(const QString &);
};
QT_END_NAMESPACE
QML_DECLARE_TYPE(QmlListModel)
QML_DECLARE_TYPE(QmlListElement)
QT_END_HEADER
#endif // QMLLISTMODEL_H
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