qfontdatabase_snippets.cpp

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++ // Copyright (C) 2016 The Qt Company Ltd.

++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

++

++ #include <QtWidgets>

++

++ namespace qfontdatabase_snippets {

++ void wrapper()

++ {

++ //! [0]

++ QTreeWidget fontTree;

++ fontTree.setColumnCount(2);

++ fontTree.setHeaderLabels(QStringList() << "Font" << "Smooth Sizes");

++

++ const QStringList fontFamilies = QFontDatabase::families();

++ for (const QString &family : fontFamilies) {

++     QTreeWidgetItem *familyItem = new QTreeWidgetItem(&fontTree);

++     familyItem->setText(0, family);

++

++     const QStringList fontStyles = QFontDatabase::styles(family);

++     for (const QString &style : fontStyles) {

++         QTreeWidgetItem *styleItem = new QTreeWidgetItem(familyItem);

++         styleItem->setText(0, style);

++

++         QString sizes;

++         const QList<int> smoothSizes = QFontDatabase::smoothSizes(family, style);

++         for (const auto &points : smoothSizes)

++             sizes += QString::number(points) + ' ';

++

++         styleItem->setText(1, sizes.trimmed());

++     }

++ }

++ //! [0]

++ } // wrapper

++ } // qfontdatabase_snippets