main.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
#include <QtWidgets>
 
int main(int argc, char *argv[])
{
    QApplication app(argc, argv);
    QObject *parent = &app;
 
    QStringList numbers;
    numbers << "One" << "Two" << "Three" << "Four" << "Five";
 
    QAbstractItemModel *stringListModel = new QStringListModel(numbers, parent);
 
    QSortFilterProxyModel *filterModel = new QSortFilterProxyModel(parent);
    filterModel->setSourceModel(stringListModel);
 
    QWidget *window = new QWidget;
 
    QListView *filteredView = new QListView;
    filteredView->setModel(filterModel);
    filteredView->setWindowTitle("Filtered view onto a string list model");
 
    QLineEdit *patternEditor = new QLineEdit;
    QObject::connect(patternEditor, &QLineEdit::textChanged,
                     filterModel, &QSortFilterProxyModel::setFilterWildcard);
 
    QVBoxLayout *layout = new QVBoxLayout(window);
    layout->addWidget(filteredView);
    layout->addWidget(patternEditor);
 
    window->show();
    return app.exec();
}