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# slidersgroup.cpp Example File
widgets/sliders/slidersgroup.cpp

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     ** This file is part of the example classes of the Qt Toolkit.
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     #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);
     }