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diff --git a/sc/inc/stringutil.hxx b/sc/inc/stringutil.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2008 by Sun Microsystems, Inc.
+ *
+ * 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_STRINGUTIL_HXX
+#define SC_STRINGUTIL_HXX
+
+#include "rtl/ustring.hxx"
+#include "scdllapi.h"
+
+class SvNumberFormatter;
+
+/**
+ * Store parameters used in the ScDocument::SetString() method.  Various
+ * options for string-setting operation are specified herein.
+ */
+struct SC_DLLPUBLIC ScSetStringParam
+{
+    /**
+     * Stores the pointer to the number formatter instance to be used during
+     * number format detection.  The caller must manage the life cycle of the
+     * instance.
+     */
+    SvNumberFormatter* mpNumFormatter;
+
+    /**
+     * When true, we try to detect special number format (dates etc) from the
+     * input string, when false, we only try to detect a basic decimal number
+     * format.
+     */
+    bool mbDetectNumberFormat;
+
+    /**
+     * When true, set the format of the cell to Text when a string cell is
+     * requested for a number input.  We may want to do this during text file
+     * import (csv, html etc).
+     */
+    bool mbSetTextCellFormat;
+
+    ScSetStringParam();
+};
+
+// ============================================================================
+
+class ScStringUtil
+{
+public:
+    /**
+     * Check if a given string is a simple decimal number (e.g. 12.345). We
+     * don't do any elaborate parsing here; we only check for the simplest
+     * case of decimal number format.
+     *
+     * Note that preceding and trailing spaces are ignored during parsing.
+     *
+     * @param rStr string to parse
+     * @param dsep decimal separator
+     * @param gsep group separator (aka thousands separator)
+     * @param rVal value of successfully parsed number
+     *
+     * @return true if the string is a valid number, false otherwise.
+     */
+    static bool parseSimpleNumber(
+        const ::rtl::OUString& rStr, sal_Unicode dsep, sal_Unicode gsep, double& rVal);
+};
+
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */