GLWidgetSentry.h

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#ifndef GLWIDGETSENTRY_H_
#define GLWIDGETSENTRY_H_

#include "glwidget.h"

namespace gtkutil
{
    class GLWidgetSentry
    {
            // The GL widget
            GtkWidget* _widget;

        public:

            GLWidgetSentry (GtkWidget* w) :
                _widget(w)
            {
                glwidget_make_current(_widget);
            }

            /* Destructor swaps the buffers with glwidget_swap_buffers().
             */
            ~GLWidgetSentry ()
            {
                glwidget_swap_buffers(_widget);
            }
    };
}

#endif /*GLWIDGETSENTRY_H_*/