slidersgroup.cpp Example File
widgets/sliders/slidersgroup.cpp
/****************************************************************************
**
** Copyright (C) 2004-2005 Trolltech AS. All rights reserved.
**
** This file is part of the documentation of the Qt Toolkit.
**
** Licensees holding valid Qt Preview licenses may use this file in
** accordance with the Qt Preview License Agreement provided with the
** Software.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/
#include <QtGui>
#include "slidersgroup.h"
SlidersGroup::SlidersGroup(Qt::Orientation orientation, const QString &title,
QWidget *parent)
: QGroupBox(title, parent)
{
slider = new QSlider(orientation);
slider->setFocusPolicy(Qt::StrongFocus);
slider->setTickPosition(QSlider::TicksBothSides);
slider->setTickInterval(10);
slider->setSingleStep(1);
scrollBar = new QScrollBar(orientation);
scrollBar->setFocusPolicy(Qt::StrongFocus);
dial = new QDial;
dial->setFocusPolicy(Qt::StrongFocus);
connect(slider, SIGNAL(valueChanged(int)), scrollBar, SLOT(setValue(int)));
connect(scrollBar, SIGNAL(valueChanged(int)), dial, SLOT(setValue(int)));
connect(dial, SIGNAL(valueChanged(int)), slider, SLOT(setValue(int)));
connect(dial, SIGNAL(valueChanged(int)), this, SIGNAL(valueChanged(int)));
QBoxLayout::Direction direction;
if (orientation == Qt::Horizontal)
direction = QBoxLayout::TopToBottom;
else
direction = QBoxLayout::LeftToRight;
QBoxLayout *slidersLayout = new QBoxLayout(direction);
slidersLayout->addWidget(slider);
slidersLayout->addWidget(scrollBar);
slidersLayout->addWidget(dial);
setLayout(slidersLayout);
}
void SlidersGroup::setValue(int value)
{
slider->setValue(value);
}
void SlidersGroup::setMinimum(int value)
{
slider->setMinimum(value);
scrollBar->setMinimum(value);
dial->setMinimum(value);
}
void SlidersGroup::setMaximum(int value)
{
slider->setMaximum(value);
scrollBar->setMaximum(value);
dial->setMaximum(value);
}
void SlidersGroup::invertAppearance(bool invert)
{
slider->setInvertedAppearance(invert);
scrollBar->setInvertedAppearance(invert);
dial->setInvertedAppearance(invert);
}
void SlidersGroup::invertKeyBindings(bool invert)
{
slider->setInvertedControls(invert);
scrollBar->setInvertedControls(invert);
dial->setInvertedControls(invert);
}