diff options
Diffstat (limited to 'examples/opengl/openglwindow/openglwindow.h')
-rw-r--r-- | examples/opengl/openglwindow/openglwindow.h | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/examples/opengl/openglwindow/openglwindow.h b/examples/opengl/openglwindow/openglwindow.h index 579f9eede4..41bcbab9c4 100644 --- a/examples/opengl/openglwindow/openglwindow.h +++ b/examples/opengl/openglwindow/openglwindow.h @@ -7,11 +7,9 @@ #include <QWindow> #include <QOpenGLFunctions> -QT_BEGIN_NAMESPACE -class QPainter; -class QOpenGLContext; -class QOpenGLPaintDevice; -QT_END_NAMESPACE +QT_FORWARD_DECLARE_CLASS(QPainter) +QT_FORWARD_DECLARE_CLASS(QOpenGLContext) +QT_FORWARD_DECLARE_CLASS(QOpenGLPaintDevice) //! [1] class OpenGLWindow : public QWindow, protected QOpenGLFunctions |