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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 tools applications 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 "qvfbratedlg.h"
#include <QLayout>
#include <QLabel>
#include <qslider.h>
#include <QPushButton>
QT_BEGIN_NAMESPACE
QVFbRateDialog::QVFbRateDialog(int rate, QWidget *parent)
: QDialog(parent)
{
oldRate = rate;
QVBoxLayout *tl = new QVBoxLayout(this);
tl->setMargin(5);
QLabel *label = new QLabel(tr("Target frame rate:"), this);
tl->addWidget(label);
QHBoxLayout *hl = new QHBoxLayout();
tl->addItem(hl);
rateSlider = new QSlider(Qt::Horizontal);
rateSlider->setMinimum(1);
rateSlider->setMaximum(100);
rateSlider->setPageStep(10);
rateSlider->setValue(rate);
hl->addWidget(rateSlider);
connect(rateSlider, SIGNAL(valueChanged(int)), this, SLOT(rateChanged(int)));
rateLabel = new QLabel(tr("%1fps").arg(rate), this);
hl->addWidget(rateLabel);
hl = new QHBoxLayout();
tl->addItem(hl);
QPushButton *pb = new QPushButton(tr("OK"), this);
connect(pb, SIGNAL(clicked()), this, SLOT(ok()));
hl->addWidget(pb);
pb = new QPushButton(tr("Cancel"), this);
connect(pb, SIGNAL(clicked()), this, SLOT(cancel()));
hl->addWidget(pb);
}
void QVFbRateDialog::rateChanged(int r)
{
if (rateSlider->value() != r)
rateSlider->setValue(r);
rateLabel->setText(tr("%1fps").arg(r));
emit updateRate(r);
}
void QVFbRateDialog::cancel()
{
rateChanged(oldRate);
reject();
}
void QVFbRateDialog::ok()
{
oldRate = rateSlider->value();
accept();
}
QT_END_NAMESPACE
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