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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QtGui>
#include <QApplication>
#include <QSortFilterProxyModel>
class MyItemModel : public QStandardItemModel
{
public:
MyItemModel(QWidget *parent = nullptr);
};
MyItemModel::MyItemModel(QWidget *parent)
: QStandardItemModel(parent)
{};
class Widget : public QWidget
{
public:
Widget(QWidget *parent = nullptr);
};
Widget::Widget(QWidget *parent)
: QWidget(parent)
{
//! [0] //! [1]
QTreeView *treeView = new QTreeView;
//! [0]
MyItemModel *model = new MyItemModel(this);
treeView->setModel(model);
//! [1]
//! [2]
MyItemModel *sourceModel = new MyItemModel(this);
QSortFilterProxyModel *proxyModel = new QSortFilterProxyModel(this);
proxyModel->setSourceModel(sourceModel);
treeView->setModel(proxyModel);
//! [2]
//! [3]
treeView->setSortingEnabled(true);
//! [3]
//! [4]
proxyModel->sort(2, Qt::AscendingOrder);
//! [4] //! [5]
proxyModel->setFilterRegularExpression(QRegularExpression("\.png", QRegularExpression::CaseInsensitiveOption));
proxyModel->setFilterKeyColumn(1);
//! [5]
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
Widget widget;
widget.show();
return app.exec();
}
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