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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtOpenGL module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSCREENEGL_P_H
+#define QSCREENEGL_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of the QScreenEGL class.  This header file may change from
+// version to version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtGui/QScreen>
+#include <QtOpenGL/qgl.h>
+#if defined(QT_OPENGL_ES_2)
+#include <EGL/egl.h>
+#else
+#include <GLES/egl.h>
+#endif
+#if !defined(EGL_VERSION_1_3) && !defined(QEGL_NATIVE_TYPES_DEFINED)
+#undef EGLNativeWindowType
+#undef EGLNativePixmapType
+#undef EGLNativeDisplayType
+typedef NativeWindowType EGLNativeWindowType;
+typedef NativePixmapType EGLNativePixmapType;
+typedef NativeDisplayType EGLNativeDisplayType;
+#define QEGL_NATIVE_TYPES_DEFINED 1
+#endif
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(OpenGL)
+
+class QGLScreenPrivate;
+
+class Q_OPENGL_EXPORT QGLScreenSurfaceFunctions
+{
+public:
+    virtual bool createNativeWindow(QWidget *widget, EGLNativeWindowType *native);
+    virtual bool createNativePixmap(QPixmap *pixmap, EGLNativePixmapType *native);
+    virtual bool createNativeImage(QImage *image, EGLNativePixmapType *native);
+};
+
+class Q_OPENGL_EXPORT QGLScreen : public QScreen
+{
+    Q_DECLARE_PRIVATE(QGLScreen)
+public:
+    QGLScreen(int displayId);
+    virtual ~QGLScreen();
+
+    enum Option
+    {
+        NoOptions       = 0,
+        NativeWindows   = 1,
+        NativePixmaps   = 2,
+        NativeImages    = 4,
+        Overlays        = 8
+    };
+    Q_DECLARE_FLAGS(Options, Option)
+
+    QGLScreen::Options options() const;
+
+    virtual bool chooseContext(QGLContext *context, const QGLContext *shareContext);
+    virtual bool hasOpenGL() = 0;
+
+    QGLScreenSurfaceFunctions *surfaceFunctions() const;
+
+protected:
+    void setOptions(QGLScreen::Options value);
+    void setSurfaceFunctions(QGLScreenSurfaceFunctions *functions);
+
+private:
+    QGLScreenPrivate *d_ptr;
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(QGLScreen::Options)
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QSCREENEGL_P_H