// Copyright (C) 2021 The Qt Company Ltd. // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #include "model.h" Animal::Animal(const QString &type, const QString &size) : m_type(type), m_size(size) { } QString Animal::type() const { return m_type; } QString Animal::size() const { return m_size; } AnimalModel::AnimalModel(QObject *parent) : QAbstractListModel(parent) { } void AnimalModel::addAnimal(const Animal &animal) { beginInsertRows(QModelIndex(), rowCount(), rowCount()); m_animals << animal; endInsertRows(); } int AnimalModel::rowCount(const QModelIndex & parent) const { Q_UNUSED(parent); return m_animals.count(); } QVariant AnimalModel::data(const QModelIndex & index, int role) const { if (index.row() < 0 || index.row() >= m_animals.count()) return QVariant(); const Animal &animal = m_animals[index.row()]; if (role == TypeRole) return animal.type(); else if (role == SizeRole) return animal.size(); return QVariant(); } //![0] QHash AnimalModel::roleNames() const { QHash roles; roles[TypeRole] = "type"; roles[SizeRole] = "size"; return roles; } //![0]