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libreoffice/include/oox/helper/attributelist.hxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

197 lines
8.4 KiB
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_OOX_HELPER_ATTRIBUTELIST_HXX
#define INCLUDED_OOX_HELPER_ATTRIBUTELIST_HXX
#include <sal/config.h>
#include <string_view>
#include <vector>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/util/DateTime.hpp>
#include <oox/dllapi.h>
#include <rtl/ustring.hxx>
#include <rtl/ref.hxx>
#include <sal/types.h>
#include <oox/drawingml/color.hxx>
namespace com::sun::star {
namespace xml::sax { class XFastAttributeList; }
}
namespace sax_fastparser {
class FastAttributeList;
};
namespace oox {
/* Get the color tokens from their string representatives. */
sal_Int32 getHighlightColorTokenFromString(std::u16string_view sColorName);
/** Static helpers for conversion of strings to attribute values of various
different data types.
*/
class OOX_DLLPUBLIC AttributeConversion
{
public:
/** Returns the XML token identifier from the passed string. */
static sal_Int32 decodeToken( std::u16string_view rValue );
/** Returns the decoded string value. All characters in the format
'_xHHHH_' (H being a hexadecimal digit), will be decoded. */
static OUString decodeXString( const OUString& rValue );
/** Returns the 32-bit signed integer value from the passed string (decimal). */
static sal_Int32 decodeInteger( std::u16string_view rValue );
/** Returns the 32-bit unsigned integer value from the passed string (decimal). */
static sal_uInt32 decodeUnsigned( std::u16string_view rValue );
/** Returns the 64-bit signed integer value from the passed string (decimal). */
static sal_Int64 decodeHyper( std::u16string_view rValue );
/** Returns the 32-bit signed integer value from the passed string (hexadecimal). */
static sal_Int32 decodeIntegerHex( std::u16string_view rValue );
};
/** Provides access to attribute values of an element.
Wraps a com.sun.star.xml.sax.XFastAttributeList object. Provides
convenience functions that convert the string value of an attribute to
various other data types.
*/
class OOX_DLLPUBLIC AttributeList
{
public:
explicit AttributeList(
const css::uno::Reference< css::xml::sax::XFastAttributeList >& rxAttribs );
~AttributeList();
/** Returns the wrapped com.sun.star.xml.sax.XFastAttributeList object. */
css::uno::Reference<css::xml::sax::XFastAttributeList> getFastAttributeList() const;
/** Returns true, if the specified attribute is present. */
bool hasAttribute( sal_Int32 nAttrToken ) const;
// optional return values -------------------------------------------------
/** Returns the token identifier of the value of the specified attribute. */
std::optional< sal_Int32 > getToken( sal_Int32 nAttrToken ) const;
/** Returns the Color object of highlight of the text. */
oox::drawingml::Color getHighlightColor(sal_Int32 nAttrToken) const;
/** Returns the string value of the specified attribute. */
std::optional< OUString > getString( sal_Int32 nAttrToken ) const;
/** Returns the string value of the specified attribute, returns an empty string if attribute not present. */
OUString getStringDefaulted( sal_Int32 nAttrToken ) const;
/** Returns the string value of the specified attribute. All characters in
the format '_xHHHH_' (H being a hexadecimal digit), will be decoded. */
std::optional< OUString > getXString( sal_Int32 nAttrToken ) const;
/** Returns the double value of the specified attribute. */
std::optional< double > getDouble( sal_Int32 nAttrToken ) const;
/** Returns the 32-bit signed integer value of the specified attribute (decimal). */
std::optional< sal_Int32 > getInteger( sal_Int32 nAttrToken ) const;
/** Returns the 32-bit unsigned integer value of the specified attribute (decimal). */
std::optional< sal_uInt32 > getUnsigned( sal_Int32 nAttrToken ) const;
/** Returns the 64-bit signed integer value of the specified attribute (decimal). */
std::optional< sal_Int64 > getHyper( sal_Int32 nAttrToken ) const;
/** Returns the 32-bit signed integer value of the specified attribute (hexadecimal). */
std::optional< sal_Int32 > getIntegerHex( sal_Int32 nAttrToken ) const;
/** Returns the boolean value of the specified attribute. */
std::optional< bool > getBool( sal_Int32 nAttrToken ) const;
/** Returns the date/time value of the specified attribute. */
std::optional< css::util::DateTime > getDateTime( sal_Int32 nAttrToken ) const;
// defaulted return values ------------------------------------------------
/** Returns the token identifier of the value of the specified attribute,
or the passed default identifier if the attribute is missing. */
sal_Int32 getToken( sal_Int32 nAttrToken, sal_Int32 nDefault ) const;
/** Returns the string value of the specified attribute, or the passed
default string if the attribute is missing. */
OUString getString( sal_Int32 nAttrToken, const OUString& rDefault ) const;
/** Returns the decoded string value of the specified attribute, or the
passed default string if the attribute is missing. */
OUString getXString( sal_Int32 nAttrToken, const OUString& rDefault ) const;
std::string_view getView( sal_Int32 nAttrToken ) const;
/** Returns the double value of the specified attribute, or the passed
default value if the attribute is missing or not convertible to a double. */
double getDouble( sal_Int32 nAttrToken, double fDefault ) const;
/** Returns the 32-bit signed integer value of the specified attribute, or the
passed default value if the attribute is missing or not convertible to integer. */
sal_Int32 getInteger( sal_Int32 nAttrToken, sal_Int32 nDefault ) const;
/** Returns the 32-bit unsigned integer value of the specified attribute, or the
passed default value if the attribute is missing or not convertible to unsigned. */
sal_uInt32 getUnsigned( sal_Int32 nAttrToken, sal_uInt32 nDefault ) const;
/** Returns the 64-bit signed integer value of the specified attribute, or the
passed default value if the attribute is missing or not convertible to integer. */
sal_Int64 getHyper( sal_Int32 nAttrToken, sal_Int64 nDefault ) const;
/** Returns the 32-bit signed integer value of the specified attribute (hexadecimal),
or the passed default value if the attribute is missing or not convertible. */
sal_Int32 getIntegerHex( sal_Int32 nAttrToken, sal_Int32 nDefault ) const;
sal_uInt32 getUnsignedHex( sal_Int32 nAttrToken, sal_uInt32 nDefault ) const;
/** Returns the boolean value of the specified attribute, or the passed
default value if the attribute is missing or not convertible to bool. */
bool getBool( sal_Int32 nAttrToken, bool bDefault ) const;
/** Returns the date/time value of the specified attribute, or the default
value if the attribute is missing or not convertible to a date/time value. */
css::util::DateTime getDateTime( sal_Int32 nAttrToken, const css::util::DateTime& rDefault ) const;
std::vector<sal_Int32> getTokenList(sal_Int32 nAttrToken) const;
private:
AttributeList(const AttributeList&) = delete;
AttributeList(AttributeList&&) = delete;
void operator=(const AttributeList&) = delete;
void operator=(AttributeList&&) = delete;
rtl::Reference<sax_fastparser::FastAttributeList> mxAttribs;
};
} // namespace oox
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */