qt5base-lts/examples/opengl/legacy/hellogl/window.h

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#ifndef WINDOW_H
#define WINDOW_H

#include <QWidget>

QT_BEGIN_NAMESPACE
class QSlider;
QT_END_NAMESPACE
//! [0]
class GLWidget;

class Window : public QWidget
{
    Q_OBJECT

public:
    Window();

protected:
    void keyPressEvent(QKeyEvent *event) override;

private:
    QSlider *createSlider();

    GLWidget *glWidget;
    QSlider *xSlider;
    QSlider *ySlider;
    QSlider *zSlider;
};
//! [0]

#endif