/****************************************************************************
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** Copyright (C) 2016 The Qt Company Ltd.
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** This file is part of the Qt Quick Dialogs module of the Qt Toolkit.
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
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****************************************************************************/

#ifndef QQUICKWRITINGSYSTEMLISTMODEL_P_H
#define QQUICKWRITINGSYSTEMLISTMODEL_P_H

#include <QtCore/qstringlist.h>
#include <QtCore/QAbstractListModel>
#include <QtQml/qqmlparserstatus.h>
#include <QtQml/qjsvalue.h>

QT_BEGIN_NAMESPACE

class QModelIndex;

class QQuickWritingSystemListModelPrivate;

class QQuickWritingSystemListModel : public QAbstractListModel, public QQmlParserStatus
{
    Q_OBJECT
    Q_INTERFACES(QQmlParserStatus)
    Q_PROPERTY(QStringList writingSystems READ writingSystems NOTIFY writingSystemsChanged)

    Q_PROPERTY(int count READ count NOTIFY rowCountChanged)

public:
    QQuickWritingSystemListModel(QObject *parent = 0);
    ~QQuickWritingSystemListModel();

    enum Roles {
        WritingSystemNameRole = Qt::UserRole + 1,
        WritingSystemSampleRole = Qt::UserRole + 2
    };

    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
    QHash<int, QByteArray> roleNames() const override;

    int count() const { return rowCount(QModelIndex()); }

    QStringList writingSystems() const;

    Q_INVOKABLE QJSValue get(int index) const;

    void classBegin() override;
    void componentComplete() override;

Q_SIGNALS:
    void writingSystemsChanged();
    void rowCountChanged() const;

private:
    Q_DISABLE_COPY(QQuickWritingSystemListModel)
    Q_DECLARE_PRIVATE(QQuickWritingSystemListModel)
    QScopedPointer<QQuickWritingSystemListModelPrivate> d_ptr;

};

QT_END_NAMESPACE

#endif // QQUICKWRITINGSYSTEMLISTMODEL_P_H