86 lines
2.0 KiB
C++
86 lines
2.0 KiB
C++
#include "FaceListModel.h"
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FaceListModel::FaceListModel(QObject *parent)
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: QAbstractListModel(parent)
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{
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}
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int FaceListModel::rowCount(const QModelIndex &parent) const
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{
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if (parent.isValid()) {
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return 0;
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}
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return m_items.size();
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}
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QVariant FaceListModel::data(const QModelIndex &index, int role) const
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{
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if (!index.isValid() || index.row() < 0 || index.row() >= m_items.size()) {
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return {};
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}
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const Item &item = m_items.at(index.row());
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switch (role) {
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case FaceIdRole: return item.faceId;
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case StudentIdRole: return item.studentId;
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case HasPhotoRole: return item.hasPhoto;
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case PhotoUrlRole: return item.photoUrl;
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default: return {};
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}
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}
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bool FaceListModel::setData(const QModelIndex &index, const QVariant &value, int role)
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{
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if (!index.isValid() || index.row() < 0 || index.row() >= m_items.size()) {
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return false;
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}
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if (role == StudentIdRole) {
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m_items[index.row()].studentId = value.toString().trimmed();
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emit dataChanged(index, index, {role});
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return true;
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}
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return false;
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}
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Qt::ItemFlags FaceListModel::flags(const QModelIndex &index) const
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{
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if (!index.isValid()) {
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return Qt::NoItemFlags;
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}
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return Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsEditable;
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}
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QHash<int, QByteArray> FaceListModel::roleNames() const
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{
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return {
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{FaceIdRole, "faceId"},
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{StudentIdRole, "studentId"},
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{HasPhotoRole, "hasPhoto"},
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{PhotoUrlRole, "photoUrl"}
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};
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}
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void FaceListModel::setItems(const QVector<Item> &items)
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{
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beginResetModel();
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m_items = items;
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endResetModel();
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}
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QVector<FaceListModel::Item> FaceListModel::items() const
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{
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return m_items;
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}
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void FaceListModel::updateStudentId(int index, const QString &studentId)
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{
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if (index < 0 || index >= m_items.size()) {
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return;
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}
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m_items[index].studentId = studentId.trimmed();
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emit dataChanged(this->index(index), this->index(index), {StudentIdRole});
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}
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