cd46a2daf5
Update files using old header.LGPL3 to header.LGPL Update files using old FDL template to use new one Update files using old BSD template to use new one Change-Id: I36a78272516f9953d02956522f285b40adfc8915 Reviewed-by: Lars Knoll <lars.knoll@theqtcompany.com>
128 lines
4.4 KiB
C++
128 lines
4.4 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2016 The Qt Company Ltd.
|
|
** Contact: https://www.qt.io/licensing/
|
|
**
|
|
** This file is part of the examples of the Qt Toolkit.
|
|
**
|
|
** $QT_BEGIN_LICENSE:BSD$
|
|
** Commercial License Usage
|
|
** Licensees holding valid commercial Qt licenses may use this file in
|
|
** accordance with the commercial license agreement provided with the
|
|
** Software or, alternatively, in accordance with the terms contained in
|
|
** a written agreement between you and The Qt Company. For licensing terms
|
|
** and conditions see https://www.qt.io/terms-conditions. For further
|
|
** information use the contact form at https://www.qt.io/contact-us.
|
|
**
|
|
** BSD License Usage
|
|
** Alternatively, you may use this file under the terms of the BSD license
|
|
** as follows:
|
|
**
|
|
** "Redistribution and use in source and binary forms, with or without
|
|
** modification, are permitted provided that the following conditions are
|
|
** met:
|
|
** * Redistributions of source code must retain the above copyright
|
|
** notice, this list of conditions and the following disclaimer.
|
|
** * Redistributions in binary form must reproduce the above copyright
|
|
** notice, this list of conditions and the following disclaimer in
|
|
** the documentation and/or other materials provided with the
|
|
** distribution.
|
|
** * Neither the name of The Qt Company Ltd nor the names of its
|
|
** contributors may be used to endorse or promote products derived
|
|
** from this software without specific prior written permission.
|
|
**
|
|
**
|
|
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
|
|
**
|
|
** $QT_END_LICENSE$
|
|
**
|
|
****************************************************************************/
|
|
|
|
#include <QtWidgets>
|
|
#include "mainwindow.h"
|
|
#include "textedit.h"
|
|
|
|
//! [0]
|
|
MainWindow::MainWindow(QWidget *parent)
|
|
: QMainWindow(parent), completer(0)
|
|
{
|
|
createMenu();
|
|
|
|
completingTextEdit = new TextEdit;
|
|
completer = new QCompleter(this);
|
|
completer->setModel(modelFromFile(":/resources/wordlist.txt"));
|
|
completer->setModelSorting(QCompleter::CaseInsensitivelySortedModel);
|
|
completer->setCaseSensitivity(Qt::CaseInsensitive);
|
|
completer->setWrapAround(false);
|
|
completingTextEdit->setCompleter(completer);
|
|
|
|
setCentralWidget(completingTextEdit);
|
|
resize(500, 300);
|
|
setWindowTitle(tr("Completer"));
|
|
}
|
|
//! [0]
|
|
|
|
//! [1]
|
|
void MainWindow::createMenu()
|
|
{
|
|
QAction *exitAction = new QAction(tr("Exit"), this);
|
|
QAction *aboutAct = new QAction(tr("About"), this);
|
|
QAction *aboutQtAct = new QAction(tr("About Qt"), this);
|
|
|
|
connect(exitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
|
|
connect(aboutAct, SIGNAL(triggered()), this, SLOT(about()));
|
|
connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
|
|
|
|
QMenu* fileMenu = menuBar()->addMenu(tr("File"));
|
|
fileMenu->addAction(exitAction);
|
|
|
|
QMenu* helpMenu = menuBar()->addMenu(tr("About"));
|
|
helpMenu->addAction(aboutAct);
|
|
helpMenu->addAction(aboutQtAct);
|
|
}
|
|
//! [1]
|
|
|
|
//! [2]
|
|
QAbstractItemModel *MainWindow::modelFromFile(const QString& fileName)
|
|
{
|
|
QFile file(fileName);
|
|
if (!file.open(QFile::ReadOnly))
|
|
return new QStringListModel(completer);
|
|
|
|
#ifndef QT_NO_CURSOR
|
|
QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
|
|
#endif
|
|
QStringList words;
|
|
|
|
while (!file.atEnd()) {
|
|
QByteArray line = file.readLine();
|
|
if (!line.isEmpty())
|
|
words << line.trimmed();
|
|
}
|
|
|
|
#ifndef QT_NO_CURSOR
|
|
QApplication::restoreOverrideCursor();
|
|
#endif
|
|
return new QStringListModel(words, completer);
|
|
}
|
|
//! [2]
|
|
|
|
//! [3]
|
|
void MainWindow::about()
|
|
{
|
|
QMessageBox::about(this, tr("About"), tr("This example demonstrates the "
|
|
"different features of the QCompleter class."));
|
|
}
|
|
//! [3]
|
|
|