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# ControlStrip.cpp Example File
demos/embedded/anomaly/src/ControlStrip.cpp

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     ** GNU General Public License Usage
     ** Alternatively, this file may be used under the terms of the GNU
     ** General Public License version 3.0 as published by the Free Software
     ** Foundation and appearing in the file LICENSE.GPL included in the
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     #include "ControlStrip.h"

     #include <QtCore>
     #include <QtGui>

     ControlStrip::ControlStrip(QWidget *parent)
         : QWidget(parent)
     {
         menuPixmap.load(":/images/edit-find.png");
         backPixmap.load(":/images/go-previous.png");
         forwardPixmap.load(":/images/go-next.png");
         closePixmap.load(":/images/button-close.png");
     }

     QSize ControlStrip::sizeHint() const
     {
         return minimumSizeHint();
     }

     QSize ControlStrip::minimumSizeHint() const
     {
         return QSize(320, 48);
     }

     void ControlStrip::mousePressEvent(QMouseEvent *event)
     {
         int h = height();
         int spacing = qMin(h, (width() - h * 4) / 3);
         int x = event->pos().x();

         if (x < h) {
             emit menuClicked();
             event->accept();
             return;
         }

         if (x > width() - h) {
             emit closeClicked();
             event->accept();
             return;
         }

         if ((x < width() - (h + spacing)) && (x > width() - (h * 2 + spacing))) {
             emit forwardClicked();
             event->accept();
             return;
         }

         if ((x < width() - (h * 2 + spacing * 2)) && (x > width() - (h * 3 + spacing * 2))) {
             emit backClicked();
             event->accept();
             return;
         }
     }

     void ControlStrip::paintEvent(QPaintEvent *event)
     {
         int h = height();
         int spacing = qMin(h, (width() - h * 4) / 3);
         int s = (height() - menuPixmap.height()) / 2;

         QPainter p(this);
         p.fillRect(event->rect(), QColor(32, 32, 32, 192));
         p.setCompositionMode(QPainter::CompositionMode_SourceOver);
         p.drawPixmap(s, s, menuPixmap);
         p.drawPixmap(width() - h + s, s, closePixmap);
         p.drawPixmap(width() - (h * 2 + spacing) + s, s, forwardPixmap);
         p.drawPixmap(width() - (h * 3 + spacing * 2) + s, s, backPixmap);

         p.end();
     }