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**+ −
** 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 tools applications of the Qt Toolkit.+ −
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** $QT_BEGIN_LICENSE:LGPL$+ −
** No Commercial Usage+ −
** This file contains pre-release code and may not be distributed.+ −
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** 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+ −
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**+ −
** 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.+ −
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** If you have questions regarding the use of this file, please contact+ −
** Nokia at qt-info@nokia.com.+ −
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** $QT_END_LICENSE$+ −
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****************************************************************************/+ −
+ −
#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("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(QString("%1fps").arg(rate), this);+ −
hl->addWidget(rateLabel);+ −
+ −
hl = new QHBoxLayout();+ −
tl->addItem(hl);+ −
QPushButton *pb = new QPushButton("OK", this);+ −
connect(pb, SIGNAL(clicked()), this, SLOT(ok()));+ −
hl->addWidget(pb);+ −
pb = new QPushButton("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(QString("%1fps").arg(r));+ −
emit updateRate(r);+ −
}+ −
+ −
void QVFbRateDialog::cancel()+ −
{+ −
rateChanged(oldRate);+ −
reject();+ −
}+ −
+ −
void QVFbRateDialog::ok()+ −
{+ −
oldRate = rateSlider->value();+ −
accept();+ −
}+ −
+ −
QT_END_NAMESPACE+ −