globjwin.cpp Example File

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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(tr("Exit"), qApp, &QApplication::quit);

      // Create a menu bar
      QMenuBar *m = new QMenuBar(this);
      m->addMenu(file)->setText(tr("&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);
      connect(x, &QSlider::valueChanged, c, &GLBox::setXRotation);

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

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

      // 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);
  }