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50 | #include "model.h" |
51 | |
52 | Animal::Animal(const QString &type, const QString &size) |
53 | : m_type(type), m_size(size) |
54 | { |
55 | } |
56 | |
57 | QString Animal::type() const |
58 | { |
59 | return m_type; |
60 | } |
61 | |
62 | QString Animal::size() const |
63 | { |
64 | return m_size; |
65 | } |
66 | |
67 | AnimalModel::AnimalModel(QObject *parent) |
68 | : QAbstractListModel(parent) |
69 | { |
70 | } |
71 | |
72 | void AnimalModel::addAnimal(const Animal &animal) |
73 | { |
74 | beginInsertRows(parent: QModelIndex(), first: rowCount(), last: rowCount()); |
75 | m_animals << animal; |
76 | endInsertRows(); |
77 | } |
78 | |
79 | int AnimalModel::rowCount(const QModelIndex & parent) const { |
80 | Q_UNUSED(parent); |
81 | return m_animals.count(); |
82 | } |
83 | |
84 | QVariant AnimalModel::data(const QModelIndex & index, int role) const { |
85 | if (index.row() < 0 || index.row() >= m_animals.count()) |
86 | return QVariant(); |
87 | |
88 | const Animal &animal = m_animals[index.row()]; |
89 | if (role == TypeRole) |
90 | return animal.type(); |
91 | else if (role == SizeRole) |
92 | return animal.size(); |
93 | return QVariant(); |
94 | } |
95 | |
96 | //![0] |
97 | QHash<int, QByteArray> AnimalModel::roleNames() const { |
98 | QHash<int, QByteArray> roles; |
99 | roles[TypeRole] = "type" ; |
100 | roles[SizeRole] = "size" ; |
101 | return roles; |
102 | } |
103 | //![0] |
104 | |
105 | |