include/comphelper/syntaxhighlight.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef INCLUDED_COMPHELPER_SYNTAXHIGHLIGHT_HXX
  20 #define INCLUDED_COMPHELPER_SYNTAXHIGHLIGHT_HXX
  21
  22 #include <rtl/ustring.hxx>
  23
  24 #include <comphelper/comphelperdllapi.h>
  25
  26 #ifdef UNX
  27 #include <sys/resource.h>
  28 #endif
  29
  30 #include <vector>
  31 #include <memory>
  32
  33 enum class TokenType
  34 {
  35     Unknown,
  36     Identifier,
  37     Whitespace,
  38     Number,
  39     String,
  40     EOL,
  41     Comment,
  42     Error,
  43     Operator,
  44     Keywords,
  45     Parameter,
  46     LAST = Parameter
  47 };
  48
  49 struct HighlightPortion {
  50     sal_Int32 nBegin;
  51     sal_Int32 nEnd;
  52     TokenType tokenType;
  53
  54     HighlightPortion(
  55         sal_Int32 theBegin, sal_Int32 theEnd, TokenType theTokenType):
  56         nBegin(theBegin), nEnd(theEnd), tokenType(theTokenType)
  57     {}
  58 };
  59
  60 // Language mode of the Highlighter (possibly to be refined later with keyword
  61 // lists, C comment flags)
  62 enum class HighlighterLanguage
  63 {
  64     Basic,
  65     SQL
  66 };
  67
  68 class COMPHELPER_DLLPUBLIC SyntaxHighlighter
  69 {
  70     class Tokenizer;
  71
  72     HighlighterLanguage eLanguage;
  73     std::unique_ptr<Tokenizer> m_tokenizer;
  74
  75     SyntaxHighlighter(const SyntaxHighlighter&) = delete;
  76     SyntaxHighlighter& operator=(const SyntaxHighlighter&) = delete;
  77 public:
  78     SyntaxHighlighter(HighlighterLanguage language);
  79     ~SyntaxHighlighter();
  80
  81     void getHighlightPortions( const OUString& rLine,
  82                                std::vector<HighlightPortion>& pPortions ) const;
  83
  84     HighlighterLanguage GetLanguage();
  85 };
  86
  87 #endif
  88
  89 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */