qt5base-lts/examples/dialogs/sipdialog/dialog.cpp

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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** 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 Nokia Corporation and its Subsidiary(-ies) 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 <QtGui>
#include "dialog.h"
//! [Dialog constructor part1]
Dialog::Dialog()
{
desktopGeometry = QApplication::desktop()->availableGeometry(0);
setWindowTitle(tr("SIP Dialog Example"));
QScrollArea *scrollArea = new QScrollArea(this);
QGroupBox *groupBox = new QGroupBox(scrollArea);
groupBox->setTitle(tr("SIP Dialog Example"));
QGridLayout *gridLayout = new QGridLayout(groupBox);
groupBox->setLayout(gridLayout);
//! [Dialog constructor part1]
//! [Dialog constructor part2]
QLineEdit* lineEdit = new QLineEdit(groupBox);
lineEdit->setText(tr("Open and close the SIP"));
lineEdit->setMinimumWidth(220);
QLabel* label = new QLabel(groupBox);
label->setText(tr("This dialog resizes if the SIP is opened"));
label->setMinimumWidth(220);
QPushButton* button = new QPushButton(groupBox);
button->setText(tr("Close Dialog"));
button->setMinimumWidth(220);
//! [Dialog constructor part2]
//! [Dialog constructor part3]
if (desktopGeometry.height() < 400)
gridLayout->setVerticalSpacing(80);
else
gridLayout->setVerticalSpacing(150);
gridLayout->addWidget(label);
gridLayout->addWidget(lineEdit);
gridLayout->addWidget(button);
//! [Dialog constructor part3]
//! [Dialog constructor part4]
scrollArea->setWidget(groupBox);
QHBoxLayout* layout = new QHBoxLayout();
layout->addWidget(scrollArea);
setLayout(layout);
scrollArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
//! [Dialog constructor part4]
//! [Dialog constructor part5]
connect(button, SIGNAL(clicked()),
qApp, SLOT(closeAllWindows()));
connect(QApplication::desktop(), SIGNAL(workAreaResized(int)),
this, SLOT(desktopResized(int)));
}
//! [Dialog constructor part5]
//! [desktopResized() function]
void Dialog::desktopResized(int screen)
{
if (screen != 0)
return;
reactToSIP();
}
//! [desktopResized() function]
//! [reactToSIP() function]
void Dialog::reactToSIP()
{
QRect availableGeometry = QApplication::desktop()->availableGeometry(0);
if (desktopGeometry != availableGeometry) {
if (windowState() | Qt::WindowMaximized)
setWindowState(windowState() & ~Qt::WindowMaximized);
setGeometry(availableGeometry);
}
desktopGeometry = availableGeometry;
}
//! [reactToSIP() function]