office-gobmx/include/unotools/transliterationwrapper.hxx
Noel Grandin 47cd34a60f use more compact namespace syntax in /include
excluding the UDK headers of course

Change-Id: Iac7ab83d60265f7d362c860776f1de9d5e444ec0
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/93268
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2020-05-03 09:21:51 +02:00

122 lines
5 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_UNOTOOLS_TRANSLITERATIONWRAPPER_HXX
#define INCLUDED_UNOTOOLS_TRANSLITERATIONWRAPPER_HXX
#include <unotools/unotoolsdllapi.h>
#include <rtl/ustring.hxx>
#include <i18nlangtag/languagetag.hxx>
#include <i18nlangtag/lang.h>
#include <com/sun/star/uno/Reference.hxx>
namespace com::sun::star::uno { template <typename > class Sequence; }
namespace com::sun::star::i18n { class XExtendedTransliteration; }
namespace com::sun::star::uno { class XComponentContext; }
enum class TransliterationFlags;
namespace utl
{
class UNOTOOLS_DLLPUBLIC TransliterationWrapper
{
css::uno::Reference< css::i18n::XExtendedTransliteration > xTrans;
LanguageTag aLanguageTag;
TransliterationFlags nType;
mutable bool bFirstCall;
TransliterationWrapper( const TransliterationWrapper& ) = delete;
TransliterationWrapper& operator=( const TransliterationWrapper& ) = delete;
void loadModuleImpl() const;
void setLanguageLocaleImpl( LanguageType nLang );
public:
TransliterationWrapper( const css::uno::Reference< css::uno::XComponentContext > & rxContext,
TransliterationFlags nType );
~TransliterationWrapper();
TransliterationFlags getType() const { return nType; }
bool needLanguageForTheMode() const;
/** set a new language and load the corresponding transliteration module if
needed for the mode set with nType in the ctor */
void loadModuleIfNeeded( LanguageType nLang );
/** Load the transliteration module specified by rModuleName, which has to
be the UNO service implementation name that is expanded to the full UNO
service implementation name, for example, "NumToCharKanjiShort_ja_JP"
expands to
"com.sun.star.i18n.Transliteration.NumToCharKanjiShort_ja_JP".
@ATTENTION!
This method ignores the mode type set with the constructor and
interferes with the loadModuleIfNeeded() method and the transliterate()
method that gets a LanguageType passed as parameter. Using one of
those may load a different module and overwrite this setting. Only the
transliterate() method that takes no LanguageType parameter may be used
for a specific module loaded with this method. */
void loadModuleByImplName( const OUString& rModuleName, LanguageType nLang );
/** This transliteration method corresponds with the loadModuleByImplName()
method. It relies on a module being loaded and does not try load one.
If for any reason the string can't be transliterated the original
string is returned. */
OUString transliterate( const OUString& rStr,
sal_Int32 nStart, sal_Int32 nLen ) const;
// Wrapper implementations of class Transliteration
OUString transliterate( const OUString& rStr, LanguageType nLanguage,
sal_Int32 nStart, sal_Int32 nLen,
css::uno::Sequence <sal_Int32>* pOffset );
/** If two strings are equal per this transliteration.
Returns the number of matched code points in any case, even if strings
are not equal, for example:
equals( "a", 0, 1, nMatch1, "aaa", 0, 3, nMatch2 )
returns false and nMatch:=1 and nMatch2:=1
equals( "aab", 0, 3, nMatch1, "aaa", 0, 3, nMatch2 )
returns false and nMatch:=2 and nMatch2:=2
*/
bool equals(
const OUString& rStr1, sal_Int32 nPos1, sal_Int32 nCount1, sal_Int32& nMatch1,
const OUString& rStr2, sal_Int32 nPos2, sal_Int32 nCount2, sal_Int32& nMatch2 ) const;
sal_Int32 compareString( const OUString& rStr1, const OUString& rStr2 ) const;
// helpers
/** If two strings are really equal as per this translation, and not just
one string is matching the start of the other. Use this method instead
of compareString()==0 because it is much faster.
*/
bool isEqual( const OUString& rStr1, const OUString& rStr2 ) const;
/** If string rStr1 matches the start of string rStr2, i.e. "a" in "aaa"
*/
bool isMatch( const OUString& rStr1, const OUString& rStr2 ) const;
};
} // namespace utl
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */