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#include <QAbstractListModel>

#include <QStringList>

//![0]

class Animal 

{

public:

    Animal(const QString &type, const QString &size);

//![0]

    QString type() const;

    QString size() const;

private:

    QString m_type;

    QString m_size;

//![1]

};

class AnimalModel : public QAbstractListModel

{

    Q_OBJECT

public:

    enum AnimalRoles {

        TypeRole = Qt::UserRole + 1,

        SizeRole

    };

    AnimalModel(QObject *parent = 0);

//![1]

    void addAnimal(const Animal &animal);

    int rowCount(const QModelIndex & parent = QModelIndex()) const;

    QVariant data(const QModelIndex & index, int role = Qt::DisplayRole) const;

private:

    QList<Animal> m_animals;

//![2]

};

//![2]