55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
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/*
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* Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef SYNTAX_HIGHLIGHTER_H
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#define SYNTAX_HIGHLIGHTER_H
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#include <String.h>
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#include <Referenceable.h>
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enum syntax_highlight_type {
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SYNTAX_HIGHLIGHT_NONE,
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SYNTAX_HIGHLIGHT_KEYWORD
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// TODO:...
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};
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class SyntaxHighlightSource : public Referenceable {
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virtual ~SyntaxHighlightSource();
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virtual int32 CountLines() const = 0;
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virtual void GetLineAt(int32 index, BString& _line) const
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= 0;
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};
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class SyntaxHighlightInfo {
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virtual ~SyntaxHighlightInfo();
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virtual int32 GetLineHighlightRanges(int32 line,
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int32* _columns,
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syntax_highlight_type* _types,
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int32 maxCount) = 0;
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// Returns number of filled in
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// (column, type) pairs.
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// Default is (0, SYNTAX_HIGHLIGHT_NONE)
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// and can be omitted.
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};
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class SyntaxHighlighter : public Referenceable {
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public:
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virtual ~SyntaxHighlighter();
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virtual status_t ParseText(SyntaxHighlightSource* source,
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SyntaxHighlightInfo*& _info) = 0;
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// caller owns the returned info
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};
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#endif // SYNTAX_HIGHLIGHTER_H
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