new file mode 100644
--- /dev/null
+++ b/src/VisVim/StdAfx.h
@@ -0,0 +1,73 @@
+// Stdafx.h : include file for standard system include files,
+//  or project specific include files that are used frequently, but
+//      are changed infrequently
+//
+
+#if !defined(AFX_STDAFX_H__AC72670E_2977_11D1_B2F3_006008040780__INCLUDED_)
+#define AFX_STDAFX_H__AC72670E_2977_11D1_B2F3_006008040780__INCLUDED_
+
+#define VC_EXTRALEAN		// Exclude rarely-used stuff from Windows headers
+
+#include <afxwin.h>	    // MFC core and standard components
+#include <afxdisp.h>
+
+#include <atlbase.h>
+//You may derive a class from CComModule and use it if you want to override
+//something, but do not change the name of _Module
+extern CComModule _Module;
+
+#include <atlcom.h>
+
+// Developer Studio Object Model
+#include <ObjModel\addauto.h>
+#include <ObjModel\appdefs.h>
+#include <ObjModel\appauto.h>
+#include <ObjModel\blddefs.h>
+#include <ObjModel\bldauto.h>
+#include <ObjModel\textdefs.h>
+#include <ObjModel\textauto.h>
+#include <ObjModel\dbgdefs.h>
+#include <ObjModel\dbgauto.h>
+
+/////////////////////////////////////////////////////////////////////////////
+// Debugging support
+
+// Use VERIFY_OK around all calls to the Developer Studio objects which
+//  you expect to return S_OK.
+// In DEBUG builds of your add-in, VERIFY_OK displays an ASSERT dialog box
+//  if the expression returns an HRESULT other than S_OK.  If the HRESULT
+//  is a success code, the ASSERT box will display that HRESULT.  If it
+//  is a failure code, the ASSERT box will display that HRESULT plus the
+//  error description string provided by the object which raised the error.
+// In RETAIL builds of your add-in, VERIFY_OK just evaluates the expression
+//  and ignores the returned HRESULT.
+
+#ifdef _DEBUG
+
+void GetLastErrorDescription (CComBSTR & bstr);	// Defined in VisVim.cpp
+#define VERIFY_OK(f) \
+	{ \
+		HRESULT hr = (f); \
+		if (hr != S_OK) \
+		{ \
+			if (FAILED(hr)) \
+			{ \
+				CComBSTR bstr; \
+				GetLastErrorDescription(bstr); \
+				_RPTF2(_CRT_ASSERT, "Object call returned %lx\n\n%S", hr, (BSTR) bstr); \
+			} \
+			else \
+				_RPTF1(_CRT_ASSERT, "Object call returned %lx", hr); \
+		} \
+	}
+
+#else //_DEBUG
+
+#define VERIFY_OK(f) (f);
+
+#endif //_DEBUG
+
+//{{AFX_INSERT_LOCATION}}
+// Microsoft Developer Studio will insert additional declarations immediately before the previous line.
+
+#endif // !defined(AFX_STDAFX_H__AC72670E_2977_11D1_B2F3_006008040780__INCLUDED)