Quelle xmlprhdl.hxx Sprache: C

/* -*- 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 INCLUDED_XMLOFF_XMLPRHDL_HXX
#define INCLUDED_XMLOFF_XMLPRHDL_HXX

#include <sal/config.h>
#include <xmloff/dllapi.h>
#include <rtl/ustring.hxx>

namespace com::sun::star::uno { class Any; }

class SvXMLUnitConverter;

/** Abstract base-class for different XML-types. Derivations of this class
    knows how to compare, im/export a special XML-type
*/
class XMLOFF_DLLPUBLIC XMLPropertyHandler
{

public:
    // Just needed for virtual destruction
    virtual ~XMLPropertyHandler();

    /** Compares two Any's in case of the given XML-data-type.
        By default the Any-equal-operator is called. */
    virtual bool equals( const css::uno::Any& r1, const css::uno::Any& r2 ) const;

    /** Imports the given value according to the XML-data-type corresponding to
        the derived class.
        @retval true if the value was successfully converted to Any
        @retval false if the value was not recognised (warning will be printed)
     */
    virtual bool importXML( const OUString& rStrImpValue, css::uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const =0;
    /// Exports the given value according to the XML-data-type corresponding to
    /// the derived class.
    virtual bool exportXML( OUString& rStrExpValue, const css::uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const =0;
};

#endif // INCLUDED_XMLOFF_XMLPRHDL_HXX

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

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