diff --git a/src/insets/InsetCode.h b/src/insets/InsetCode.h
new file mode 100644
index 0000000000..34801c1bdb
--- /dev/null
+++ b/src/insets/InsetCode.h
@@ -0,0 +1,130 @@
+// -*- C++ -*-
+/**
+ * \file InsetCode.h
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author Alejandro Aguilar Sierra
+ * \author Jürgen Vigna
+ * \author Lars Gullik Bjønnes
+ * \author Matthias Ettrich
+ *
+ * Full author contact details are available in file CREDITS.
+ */
+
+#ifndef INSETCODE_H
+#define INSETCODE_H
+
+namespace lyx {
+
+/** This is not quite the correct place for this enum. I think
+    the correct would be to let each subclass of Inset declare
+    its own enum code. Actually the notion of an InsetCode
+    should be avoided, but I am not sure how this could be done
+    in a cleaner way. */
+enum InsetCode {
+	///
+	NO_CODE, // 0
+	///
+	TOC_CODE,  // do these insets really need a code? (ale)
+	///
+	QUOTE_CODE,
+	///
+	MARK_CODE,
+	///
+	REF_CODE,
+	///
+	URL_CODE, // 5
+	///
+	HTMLURL_CODE,
+	///
+	SEPARATOR_CODE,
+	///
+	ENDING_CODE,
+	///
+	LABEL_CODE,
+	///
+	NOTE_CODE, // 10
+	///
+	ACCENT_CODE,
+	///
+	MATH_CODE,
+	///
+	INDEX_CODE,
+	///
+	INCLUDE_CODE,
+	///
+	GRAPHICS_CODE, // 15
+	///
+	BIBITEM_CODE,
+	///
+	BIBTEX_CODE,
+	///
+	TEXT_CODE,
+	///
+	ERT_CODE,
+	///
+	FOOT_CODE, // 20
+	///
+	MARGIN_CODE,
+	///
+	FLOAT_CODE,
+	///
+	WRAP_CODE,
+	///
+	SPACE_CODE, // 25
+	///
+	SPECIALCHAR_CODE,
+	///
+	TABULAR_CODE,
+	///
+	EXTERNAL_CODE,
+#if 0
+	///
+	THEOREM_CODE,
+#endif
+	///
+	CAPTION_CODE,
+	///
+	MATHMACRO_CODE, // 30
+	///
+	CITE_CODE,
+	///
+	FLOAT_LIST_CODE,
+	///
+	INDEX_PRINT_CODE,
+	///
+	OPTARG_CODE, // 35
+	///
+	ENVIRONMENT_CODE,
+	///
+	HFILL_CODE,
+	///
+	NEWLINE_CODE,
+	///
+	LINE_CODE,
+	///
+	BRANCH_CODE, // 40
+	///
+	BOX_CODE,
+	///
+	FLEX_CODE,
+	///
+	VSPACE_CODE,
+	///
+	MATHMACROARG_CODE,
+	///
+	NOMENCL_CODE, // 45
+	///
+	NOMENCL_PRINT_CODE,
+	///
+	PAGEBREAK_CODE,
+	///
+	LISTINGS_CODE,
+	///
+	INFO_CODE,
+};
+
+} // namespace lyx
+
+#endif