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RedBear-OS/local/recipes/kde/kf6-kitemmodels/source/tests/rearrangecolumns.cpp
T
2026-04-14 10:51:06 +01:00

49 lines
1.6 KiB
C++

/*
SPDX-FileCopyrightText: 2020 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
SPDX-FileContributor: David Faure <david.faure@kdab.com>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include <KRearrangeColumnsProxyModel>
#include <QApplication>
#include <QStandardItemModel>
#include <QTimer>
#include <QTreeView>
// Prepares one row for a QStandardItemModel
inline QList<QStandardItem *> makeStandardItems(const QStringList &texts)
{
QList<QStandardItem *> items;
items.reserve(texts.count());
for (const QString &txt : texts) {
items << new QStandardItem(txt);
}
return items;
}
int main(int argc, char **argv)
{
QApplication app(argc, argv);
QStandardItemModel source;
source.insertRow(0, makeStandardItems({QStringLiteral("A0"), QStringLiteral("B0"), QStringLiteral("C0"), QStringLiteral("D0")}));
source.insertRow(1, makeStandardItems({QStringLiteral("A1"), QStringLiteral("B1"), QStringLiteral("C1"), QStringLiteral("D1")}));
source.insertRow(2, makeStandardItems({QStringLiteral("A2"), QStringLiteral("B2"), QStringLiteral("C2"), QStringLiteral("D2")}));
source.setHorizontalHeaderLabels({QStringLiteral("H1"), QStringLiteral("H2"), QStringLiteral("H3"), QStringLiteral("H4")});
KRearrangeColumnsProxyModel pm;
pm.setSourceColumns(QList<int>{2, 3, 1, 0});
pm.setSourceModel(&source);
QTreeView treeView;
treeView.setModel(&pm);
treeView.show();
QTimer::singleShot(500, &pm, [&]() {
pm.setSourceColumns(QList<int>{2, 1, 0, 3});
});
return app.exec();
}