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Diffstat (limited to '')
-rw-r--r-- | include/comphelper/syntaxhighlight.hxx | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/include/comphelper/syntaxhighlight.hxx b/include/comphelper/syntaxhighlight.hxx new file mode 100644 index 000000000..c8bc100d3 --- /dev/null +++ b/include/comphelper/syntaxhighlight.hxx @@ -0,0 +1,84 @@ +/* -*- 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_COMPHELPER_SYNTAXHIGHLIGHT_HXX +#define INCLUDED_COMPHELPER_SYNTAXHIGHLIGHT_HXX + +#include <rtl/ustring.hxx> + +#include <comphelper/comphelperdllapi.h> + +#include <vector> +#include <memory> + +enum class TokenType +{ + Unknown, + Identifier, + Whitespace, + Number, + String, + EOL, + Comment, + Error, + Operator, + Keywords, + Parameter, + LAST = Parameter +}; + +struct HighlightPortion { + sal_Int32 nBegin; + sal_Int32 nEnd; + TokenType tokenType; + + HighlightPortion( + sal_Int32 theBegin, sal_Int32 theEnd, TokenType theTokenType): + nBegin(theBegin), nEnd(theEnd), tokenType(theTokenType) + {} +}; + +// Language mode of the Highlighter (possibly to be refined later with keyword +// lists, C comment flags) +enum class HighlighterLanguage +{ + Basic, + SQL +}; + +class COMPHELPER_DLLPUBLIC SyntaxHighlighter +{ + class Tokenizer; + + std::unique_ptr<Tokenizer> m_tokenizer; + + SyntaxHighlighter(const SyntaxHighlighter&) = delete; + SyntaxHighlighter& operator=(const SyntaxHighlighter&) = delete; +public: + SyntaxHighlighter(HighlighterLanguage language); + ~SyntaxHighlighter(); + + void getHighlightPortions( std::u16string_view rLine, + std::vector<HighlightPortion>& pPortions ) const; + + HighlighterLanguage GetLanguage() const; +}; + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |