Logo Search packages:      
Sourcecode: qt4-x11 version File versions

main.cpp

/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@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"

Generated by  Doxygen 1.6.0   Back to index