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diff --git a/basctl/source/inc/docsignature.hxx b/basctl/source/inc/docsignature.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 BASCTL_DOCSIGNATURE_HXX
+#define BASCTL_DOCSIGNATURE_HXX
+
+/** === begin UNO includes === **/
+#include <com/sun/star/frame/XModel.hpp>
+/** === end UNO includes === **/
+
+#include <memory>
+
+//........................................................................
+namespace basctl
+{
+//........................................................................
+
+    class ScriptDocument;
+    //====================================================================
+    //= DocumentSignature
+    //====================================================================
+    struct DocumentSignature_Data;
+    /// encapsulates (actions on) the signature/state of a document
+    class DocumentSignature
+    {
+    public:
+        /** creates a DocumentSignature instance for the given document
+
+            If the given ScriptDocument instance refers to the application, or to a document
+            which does not support being signed, the DocumentSignature instance is invalid afterwards.
+        */
+        DocumentSignature( const ScriptDocument& _rDocument );
+        ~DocumentSignature();
+
+        /** determines whether the instance is valid
+
+            An instance is valid if and only if it has been constructed with a document
+            which supports signatures.
+        */
+        bool    supportsSignatures() const;
+
+        /** signs the scripting content inside the document
+
+            @precond
+                isValid returns <TRUE/>
+        */
+        void        signScriptingContent() const;
+
+        /** retrieves the state of the signature of the scripting content inside the document
+
+            If the instance is not valid, then SIGNATURESTATE_NOSIGNATURES is returned.
+        */
+        sal_uInt16  getScriptingSignatureState() const;
+
+    private:
+        DocumentSignature();        // not implemented
+
+    private:
+        ::std::auto_ptr< DocumentSignature_Data >   m_pData;
+    };
+
+//........................................................................
+} // namespace basctl
+//........................................................................
+
+#endif // BASCTL_DOCSIGNATURE_HXX