qt6-bb10/qtdeclarative/tests/auto/quick/qquicklistview/reusemodel.h

60 lines
1.2 KiB
C++

// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef REUSEMODEL_H
#define REUSEMODEL_H
#include <QAbstractListModel>
#include <QList>
#include <QStringList>
class ReuseModel : public QAbstractListModel
{
Q_OBJECT
public:
ReuseModel(int rowCount, QObject *parent = nullptr)
: QAbstractListModel(parent)
, m_rowCount(rowCount)
{}
int rowCount(const QModelIndex & = QModelIndex()) const override
{
return m_rowCount;
}
QVariant data(const QModelIndex &index, int role) const override
{
if (!index.isValid())
return QVariant();
switch (role) {
case Qt::DisplayRole:
return displayStringForRow(index.row());
default:
break;
}
return QVariant();
}
QString displayStringForRow(int row) const
{
return row % 2 == 0 ?
QStringLiteral("Even%1").arg(row) :
QStringLiteral("Odd%1").arg(row);
}
QHash<int, QByteArray> roleNames() const override
{
return {
{Qt::DisplayRole, "display"},
};
}
private:
int m_rowCount;
};
#endif