/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the tools applications of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#include "qvfbratedlg.h"+
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#include <QLayout>+
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#include <QLabel>+
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#include <qslider.h>+
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#include <QPushButton>+
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+
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QT_BEGIN_NAMESPACE+
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+
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QVFbRateDialog::QVFbRateDialog(int rate, QWidget *parent)+
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    : QDialog(parent)+
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{+
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    oldRate = rate;+
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+
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    QVBoxLayout *tl = new QVBoxLayout(this);+
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    tl->setMargin(5);+
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+
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    QLabel *label = new QLabel("Target frame rate:", this);+
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    tl->addWidget(label);+
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+
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    QHBoxLayout *hl = new QHBoxLayout();+
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    tl->addItem(hl);+
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    rateSlider = new QSlider(Qt::Horizontal);+
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    rateSlider->setMinimum(1);+
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    rateSlider->setMaximum(100);+
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    rateSlider->setPageStep(10);+
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    rateSlider->setValue(rate);+
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    hl->addWidget(rateSlider);+
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    connect(rateSlider, SIGNAL(valueChanged(int)), this, SLOT(rateChanged(int)));+
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    rateLabel = new QLabel(QString("%1fps").arg(rate), this);+
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    hl->addWidget(rateLabel);+
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+
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    hl = new QHBoxLayout();+
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    tl->addItem(hl);+
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    QPushButton *pb = new QPushButton("OK", this);+
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    connect(pb, SIGNAL(clicked()), this, SLOT(ok()));+
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    hl->addWidget(pb);+
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    pb = new QPushButton("Cancel", this);+
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    connect(pb, SIGNAL(clicked()), this, SLOT(cancel()));+
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    hl->addWidget(pb);+
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}+
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+
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void QVFbRateDialog::rateChanged(int r)+
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{+
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    if (rateSlider->value() != r)+
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	rateSlider->setValue(r);+
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    rateLabel->setText(QString("%1fps").arg(r));+
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    emit updateRate(r);+
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}+
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+
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void QVFbRateDialog::cancel()+
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{+
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    rateChanged(oldRate);+
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    reject();+
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}+
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+
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void QVFbRateDialog::ok()+
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{+
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    oldRate = rateSlider->value();+
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    accept();+
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}+
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+
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QT_END_NAMESPACE+
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