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# globjwin.cpp Example File

activeqt/opengl/globjwin.cpp

     /****************************************************************************
     **
     ** Copyright (C) 2015 The Qt Company Ltd.
     ** Contact: http://www.qt.io/licensing/
     **
     ** This file is part of the examples of the Qt Toolkit.
     **
     ** $QT_BEGIN_LICENSE:BSD$
     ** You may use this file under the terms of the BSD license as follows:
     **
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     ** modification, are permitted provided that the following conditions are
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     **   * Redistributions of source code must retain the above copyright
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     **     notice, this list of conditions and the following disclaimer in
     **     the documentation and/or other materials provided with the
     **     distribution.
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     **     contributors may be used to endorse or promote products derived
     **     from this software without specific prior written permission.
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     #include "globjwin.h"
     #include "glbox.h"
     #include <QPushButton>
     #include <QSlider>
     #include <QLayout>
     #include <QFrame>
     #include <QMenuBar>
     #include <QMenu>
     #include <QApplication>

     GLObjectWindow::GLObjectWindow(QWidget* parent)
         : QWidget(parent)
     {

         // Create a menu
         QMenu *file = new QMenu( this );
         file->addAction( "Exit",  qApp, SLOT(quit())/*, CTRL+Key_Q*/);

         // Create a menu bar
         QMenuBar *m = new QMenuBar( this );
         m->addMenu(file)->setText("&File");

         // Create a nice frame to put around the OpenGL widget
         QFrame* f = new QFrame(this);
         f->setFrameStyle( QFrame::Sunken | QFrame::Panel );
         f->setLineWidth( 2 );

         // Create our OpenGL widget
         GLBox* c = new GLBox( f, "glbox");

         // Create the three sliders; one for each rotation axis
         QSlider* x = new QSlider(Qt::Vertical, this);
         x->setMaximum(360);
         x->setPageStep(60);
         x->setTickPosition( QSlider::TicksLeft );
         QObject::connect( x, SIGNAL(valueChanged(int)),c,SLOT(setXRotation(int)) );

         QSlider* y = new QSlider(Qt::Vertical, this);
         y->setMaximum(360);
         y->setPageStep(60);
         y->setTickPosition( QSlider::TicksLeft );
         QObject::connect( y, SIGNAL(valueChanged(int)),c,SLOT(setYRotation(int)) );

         QSlider* z = new QSlider(Qt::Vertical, this);
         z->setMaximum(360);
         z->setPageStep(60);
         z->setTickPosition( QSlider::TicksLeft );
         QObject::connect( z, SIGNAL(valueChanged(int)),c,SLOT(setZRotation(int)) );

         // Now that we have all the widgets, put them into a nice layout

         // Top level layout, puts the sliders to the left of the frame/GL widget
         QHBoxLayout* hlayout = new QHBoxLayout(this);

         // Put the sliders on top of each other
         QVBoxLayout* vlayout = new QVBoxLayout();
         vlayout->addWidget( x );
         vlayout->addWidget( y );
         vlayout->addWidget( z );

         // Put the GL widget inside the frame
         QHBoxLayout* flayout = new QHBoxLayout(f);
         flayout->setMargin(0);
         flayout->addWidget( c, 1 );

         hlayout->setMenuBar( m );
         hlayout->addLayout( vlayout );
         hlayout->addWidget( f, 1 );
     }