/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/**
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef __com_sun_star_sheet_XFormulaOpCodeMapper_idl__
#define __com_sun_star_sheet_XFormulaOpCodeMapper_idl__

#include <com/sun/star/sheet/FormulaOpCodeMapEntry.idl>
#include <com/sun/star/lang/IllegalArgumentException.idl>


module com {  module sun {  module star {  module sheet {


/** gives access to spreadsheet compiler token interns.
 */
interface XFormulaOpCodeMapper
{

    /** OpCode value used for external Add-In functions.

        <p>Needed to be able to identify which of the function names map to an
        Add-In implementation where this OpCode is used in the returned
        mapping and the programmatic name is available as additional
        information.</p>
     */
    [attribute, readonly] long OpCodeExternal;


    /** OpCode value used for unknown functions.

        <p>Used to identify which of the function names queried with
        <member>getMappings</member> are unknown to the implementation.</p>
     */
    [attribute, readonly] long OpCodeUnknown;


    /** returns a sequence of tokens matching the input sequence of
        strings in order.

        @param Names
            Sequence of names to be mapped. These can be function names,
            operators, separators and other symbols the formula compiler
            knows.

        @param Language
            Formula language to be used, one of <type>FormulaLanguage</type>
            constants. If a constant unknown to the implementation is passed,
            <type scope="com::sun::star::lang">IllegalArgumentException</type>
            is thrown.

        @returns
            a sequence of <type>FormulaToken</type> matching the input
            sequence in order.

            <p>Each string element in parameter Names according to the formula
            language in parameter Language is mapped to a <type>FormulaToken
            </type> containing the internal OpCode used by the spreadsheet
            application in <member>FormulaToken::OpCode</member> and by
            contract maybe additional information in <member>
            FormulaToken::Data</member>.</p>

            <p>The order of the FormulaToken sequence returned matches the
            input order of the string sequence.</p>

            <p>An unknown Name string gets the OpCode value of <member>
            OpCodeUnknown</member> assigned.</p>

            <p>Additional information in <member>FormulaToken::Data</member>
            is returned for:
            <ul>
            <li>Add-in names: the programmatic name. The OpCode value used
            for add-ins can be queried with the <member>OpCodeExternal</member>
            getter method.</li>
            </ul></p>
     */
    sequence< FormulaToken > getMappings(
            [in] sequence< string > Names,
            [in] long Language )
        raises( com::sun::star::lang::IllegalArgumentException );


    /** returns a sequence of map entries for all available elements of
        a given formula language.

        @param Language
            Formula language to be used, one of <type>FormulaLanguage</type>
            constants. If a constant unknown to the implementation is passed,
            <type scope="com::sun::star::lang">IllegalArgumentException</type>
            is thrown.

        @param Groups
            Group of mappings to be returned, a bit mask of <type>
            FormulaMapGroup</type> constants.

        @returns
            Sequence of <type>FormulaOpCodeMapEntry</type>.

            <p>Each element of the formula language in parameter Language is
            mapped to a <type>FormulaToken</type> containing the internal
            OpCode used by the spreadsheet application in <member>
            FormulaToken::OpCode</member> and by contract maybe additional
            information in <member>FormulaToken::Data</member>. See <member>
            getMappings</member> for more details.</p>
     */
    sequence< FormulaOpCodeMapEntry > getAvailableMappings(
            [in] long Language, [in] long Groups )
        raises( com::sun::star::lang::IllegalArgumentException );

};


}; }; }; };

#endif

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */