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diff --git a/sc/source/filter/inc/xiformula.hxx b/sc/source/filter/inc/xiformula.hxx
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef SC_XIFORMULA_HXX
+#define SC_XIFORMULA_HXX
+
+#include "xlformula.hxx"
+#include "xiroot.hxx"
+
+// Formula compiler ===========================================================
+
+class ScRangeList;
+class XclImpFmlaCompImpl;
+
+/** The formula compiler to create Calc token arrays from Excel token arrays. */
+class XclImpFormulaCompiler : protected XclImpRoot
+{
+public:
+    explicit            XclImpFormulaCompiler( const XclImpRoot& rRoot );
+    virtual             ~XclImpFormulaCompiler();
+
+    /** Creates a range list from the passed Excel token array.
+        @param rStrm  Stream pointing to additional formula data (e.g. constant array data). */
+    void                CreateRangeList(
+                            ScRangeList& rScRanges, XclFormulaType eType,
+                            const XclTokenArray& rXclTokArr, XclImpStream& rStrm );
+
+    /**
+     * Creates a formula token array from the Excel token array.  Note that
+     * the caller must create a copy of the token array instance returend by
+     * this function if the caller needs to persistently store the array,
+     * because the pointer points to an array instance on the stack.
+     */
+    const ScTokenArray* CreateFormula( XclFormulaType eType, const XclTokenArray& rXclTokArr );
+
+private:
+    typedef ScfRef< XclImpFmlaCompImpl > XclImpFmlaCompImplRef;
+    XclImpFmlaCompImplRef mxImpl;
+};
+
+// ============================================================================
+
+#endif
+