+#ifdef WNT
+#ifdef SUPERVGRAPH_EXPORTS
+#define SUPERVGRAPH_EXPORT __declspec(dllexport)
+#else
+#define SUPERVGRAPH_EXPORT __declspec(dllimport)
+#endif
+#else
+#define SUPERVGRAPH_EXPORT
+#endif
+
+#if defined WNT
+#pragma warning ( disable: 4251 )
+#endif
+
+class SUPERVGRAPH_EXPORT SUPERVGraph : public QObject