--- /dev/null
+#ifndef MSP_GRAPHICS_WINDOW_PRIVATE_H_
+#define MSP_GRAPHICS_WINDOW_PRIVATE_H_
+
+#include "window.h"
+#include "window_platform.h"
+
+namespace Msp {
+namespace Graphics {
+
+struct Window::Private: PlatformWindowPrivate
+{
+ WindowHandle window;
+};
+
+struct Window::Event: PlatformEvent
+{
+};
+
+} // namespace Graphics
+} // namespace Msp
+
+#endif