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/* -*- 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_XExternalSheetCache_idl__
#define __com_sun_star_sheet_XExternalSheetCache_idl__

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

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

/** Primary interface for the <type scope="com::sun::star::sheet">ExternalSheetCache</type> service.

    @see com::sun::star::sheet::ExternalSheetCache

    @since OOo 3.1
 */
interface XExternalSheetCache
{
    /** It sets a cached value for a specified cell position.  The value is expected
        to be either of type <type>string</type> or of type <type>double</type>.  No
        other data types are supported.

        @param nRow row position (0-based)
        @param nColumn column position (0-based)
        @param aValue cell value to be cached
     */
    void setCellValue( [in] long nColumn, [in] long nRow, [in] any aValue )
            raises (com::sun::star::lang::IllegalArgumentException);

    /** It retrieves a cached value from a specified cell position.  The cached
        value can be either <type>string</type> or <type>double</type>.

        @return any cached cell value
     */
    any getCellValue( [in] long nColumn, [in] long nRow )
            raises (com::sun::star::lang::IllegalArgumentException);

    /** It returns a list of all row numbers where a cached cell or cells exist.
        The row numbers are sorted in ascending order.

        @return sequence<long> list of all row numbers with cached cell(s)
     */
    sequence< long > getAllRows();

    /** Given a row number, this method returns a list of all columns numbers
        that store cached cell values in that row.  The column numbers are
        sorted in ascending order.

        @return sequence<long> list of all columns numbers with cached cell values
     */
    sequence< long > getAllColumns( [in] long nRow )
            raises (com::sun::star::lang::IllegalArgumentException);


    /** Index corresponding to this instance of an external sheet cache for
        usage in formula tokens.

        <p>This index to the external sheet cache is expected in the
        <member>SingleReference::Sheet</member> member if it is part of an
        external reference token.

        <p>Each external sheet cache has a unique index value inside the
        <type>ExternalDocLink</type> instance.</p>

        @see FormulaToken
        @see ExternalReference
     */
    [attribute, readonly] long TokenIndex;

};

}; }; }; };

#endif

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