diff --git a/CFDStruct/CFDStructDataManager/CFDStructDataDefine.h b/CFDStruct/CFDStructDataManager/CFDStructDataDefine.h
new file mode 100644
index 0000000..54f9e20
--- /dev/null
+++ b/CFDStruct/CFDStructDataManager/CFDStructDataDefine.h
@@ -0,0 +1,16 @@
+#ifndef CFDSTRUCTDATADEFINE_H
+#define CFDSTRUCTDATADEFINE_H
+
+#include <QObject>
+
+#define QVA_GLOBAL(x) QVariant::fromValue(x)
+#define QVA_QS(x)  QVariant::fromValue(QString(x))
+#define QVA_FROM_QS(x)  qvariant_cast<QString>(x)
+
+Q_DECLARE_METATYPE(int*)
+Q_DECLARE_METATYPE(bool*)
+Q_DECLARE_METATYPE(double*)
+Q_DECLARE_METATYPE(QString*)
+
+#endif // CFDSTRUCTDATADEFINE_H
+