1 files changed, 45 insertions, 0 deletions
diff --git a/src/gui/kernel/qplatformopenglcontext.h b/src/gui/kernel/qplatformopenglcontext.h
index f307cc14f9..8c38d88b56 100644
--- a/src/gui/kernel/qplatformopenglcontext.h
+++ b/src/gui/kernel/qplatformopenglcontext.h
@@ -57,6 +57,7 @@
 #include <QtGui/qsurfaceformat.h>
 #include <QtGui/qwindow.h>
 #include <QtGui/qopengl.h>
+#include <QtGui/qopenglcontext.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -92,6 +93,7 @@ public:
 
 private:
     friend class QOpenGLContext;
+    friend class QOpenGLContextPrivate;
 
     QScopedPointer<QPlatformOpenGLContextPrivate> d_ptr;
 
@@ -100,6 +102,49 @@ private:
     Q_DISABLE_COPY(QPlatformOpenGLContext)
 };
 
+template <typename T>
+T *QOpenGLContext::platformInterface() const
+{
+    return dynamic_cast<T*>(handle());
+}
+
+namespace QPlatformInterface::Private {
+
+#if defined(Q_OS_MACOS)
+struct Q_GUI_EXPORT QCocoaGLIntegration
+{
+    QT_DECLARE_PLATFORM_INTERFACE(QCocoaGLIntegration)
+    virtual QOpenGLContext *createOpenGLContext(NSOpenGLContext *, QOpenGLContext *shareContext) const = 0;
+};
+#endif
+
+#if defined(Q_OS_WIN)
+struct Q_GUI_EXPORT QWindowsGLIntegration
+{
+    QT_DECLARE_PLATFORM_INTERFACE(QWindowsGLIntegration)
+    virtual HMODULE openGLModuleHandle() const = 0;
+    virtual QOpenGLContext *createOpenGLContext(HGLRC context, HWND window, QOpenGLContext *shareContext) const = 0;
+};
+#endif
+
+#if defined(Q_OS_LINUX)
+struct Q_GUI_EXPORT QGLXIntegration
+{
+    QT_DECLARE_PLATFORM_INTERFACE(QGLXIntegration)
+    virtual QOpenGLContext *createOpenGLContext(GLXContext context, void *visualInfo, QOpenGLContext *shareContext) const = 0;
+};
+#endif
+
+#if QT_CONFIG(egl)
+struct Q_GUI_EXPORT QEGLIntegration
+{
+    QT_DECLARE_PLATFORM_INTERFACE(QEGLIntegration)
+    virtual QOpenGLContext *createOpenGLContext(EGLContext context, EGLDisplay display, QOpenGLContext *shareContext) const = 0;
+};
+#endif
+
+} // QPlatformInterface::Private
+
 QT_END_NAMESPACE
 
 #endif // QT_NO_OPENGL