src_gui_itemviews_qtreewidget.cpp

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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]
    }
};