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https://github.com/crystalidea/qt6windows7.git
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44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
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// Copyright (C) 2018 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#include <qtest.h>
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#include <QListView>
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#include <QStandardItemModel>
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class tst_QListView : public QObject
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{
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Q_OBJECT
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public:
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tst_QListView() = default;
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virtual ~tst_QListView() = default;
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private slots:
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void benchSetCurrentIndex();
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};
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void tst_QListView::benchSetCurrentIndex()
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{
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QStandardItemModel sm(50000, 1);
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QListView lv;
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lv.setModel(&sm);
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const int rc = lv.model()->rowCount();
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for (int i = 0; i < rc; i+= 100)
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lv.setRowHidden(i, true);
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lv.setCurrentIndex(lv.model()->index(0, 0, QModelIndex()));
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lv.show();
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QVERIFY(QTest::qWaitForWindowExposed(&lv));
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QBENCHMARK_ONCE {
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while (lv.currentIndex().row() < rc - 20)
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lv.setCurrentIndex(lv.model()->index(lv.currentIndex().row() + 17,
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lv.currentIndex().column(),
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QModelIndex()));
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}
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}
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QTEST_MAIN(tst_QListView)
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#include "tst_qlistview.moc"
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