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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <qtreewidget.h>
class TreeMainWindow :public QWidget // Provide tr()
{
public:
TreeMainWindow()
{
//! [0]
auto *treeWidget = new QTreeWidget();
treeWidget->setColumnCount(1);
for (int i = 0; i < 10; ++i)
new QTreeWidgetItem(treeWidget, { tr("item: %1").arg(i) });
//! [0]
}
};