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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtQuick1 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 QDECLARATIVELISTMODEL_H
#define QDECLARATIVELISTMODEL_H
#include <qdeclarative.h>
#include <private/qdeclarativecustomparser_p.h>
#include <QtCore/QObject>
#include <QtCore/QStringList>
#include <QtCore/QHash>
#include <QtCore/QList>
#include <QtCore/QVariant>
#include <private/qlistmodelinterface_p.h>
#include <QtScript/qscriptvalue.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
class FlatListModel;
class NestedListModel;
class QDeclarativeListModelWorkerAgent;
struct ModelNode;
class FlatListScriptClass;
class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeListModel : public QListModelInterface
{
Q_OBJECT
Q_PROPERTY(int count READ count NOTIFY countChanged)
public:
QDeclarativeListModel(QObject *parent=0);
~QDeclarativeListModel();
virtual QList<int> roles() const;
virtual QString toString(int role) const;
virtual int count() 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_INVOKABLE void sync();
QDeclarativeListModelWorkerAgent *agent();
Q_SIGNALS:
void countChanged();
private:
friend class QDeclarativeListModelParser;
friend class QDeclarativeListModelWorkerAgent;
friend class FlatListModel;
friend class FlatListScriptClass;
friend struct ModelNode;
// Constructs a flat list model for a worker agent
QDeclarativeListModel(const QDeclarativeListModel *orig, QDeclarativeListModelWorkerAgent *parent);
void set(int index, const QScriptValue&, QList<int> *roles);
void setProperty(int index, const QString& property, const QVariant& value, QList<int> *roles);
bool flatten();
bool inWorkerThread() const;
inline bool canMove(int from, int to, int n) const { return !(from+n > count() || to+n > count() || from < 0 || to < 0 || n < 0); }
QDeclarativeListModelWorkerAgent *m_agent;
NestedListModel *m_nested;
FlatListModel *m_flat;
};
// ### FIXME
class QDeclarativeListElement : public QObject
{
Q_OBJECT
};
class QDeclarativeListModelParser : public QDeclarativeCustomParser
{
public:
QByteArray compile(const QList<QDeclarativeCustomParserProperty> &);
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 QDeclarativeCustomParserProperty &prop, QList<ListInstruction> &instr, QByteArray &data);
bool definesEmptyList(const QString &);
QByteArray listElementTypeName;
};
QT_END_NAMESPACE
QML_DECLARE_TYPE(QDeclarativeListModel)
QML_DECLARE_TYPE(QDeclarativeListElement)
QT_END_HEADER
#endif // QDECLARATIVELISTMODEL_H
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