diff -r 41300fa6a67c -r f7bc934e204c doc/src/snippets/qlabel/main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/src/snippets/qlabel/main.cpp Wed Mar 31 11:06:36 2010 +0300 @@ -0,0 +1,89 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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 + +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"