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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtGui>
class Updater : public QObject
{
Q_OBJECT
public:
Updater(QWidget *widget);
public slots:
void adjustSize();
private:
QWidget *widget;
};
Updater::Updater(QWidget *widget)
: widget(widget)
{
}
void Updater::adjustSize()
{
widget->adjustSize();
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QLabel *label = new QLabel("My label");
QLineEdit *editor = new QLineEdit("New text");
QWidget window;
//Updater updater(&label);
QObject::connect(editor, SIGNAL(textChanged(const QString &)),
label, SLOT(setText(const QString &)));
//QObject::connect(editor, SIGNAL(textChanged(const QString &)),
// &updater, SLOT(adjustSize()));
//editor.show();
//label.show();
QVBoxLayout *layout = new QVBoxLayout;
layout->addWidget(label);
layout->addWidget(editor);
window.setLayout(layout);
window.show();
return app.exec();
}
#include "main.moc"
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