52 lines
2.3 KiB
C
52 lines
2.3 KiB
C
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// Scintilla source code edit control
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/** @file DefaultLexer.h
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** A lexer base class with default empty implementations of methods.
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** For lexers that do not support all features so do not need real implementations.
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** Does have real implementation for style metadata.
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**/
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// Copyright 2017 by Neil Hodgson <neilh@scintilla.org>
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// The License.txt file describes the conditions under which this software may be distributed.
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#ifndef DEFAULTLEXER_H
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#define DEFAULTLEXER_H
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namespace Scintilla {
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// A simple lexer with no state
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class DefaultLexer : public ILexer4 {
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const LexicalClass *lexClasses;
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size_t nClasses;
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public:
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DefaultLexer(const LexicalClass *lexClasses_ = nullptr, size_t nClasses_ = 0);
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virtual ~DefaultLexer();
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void SCI_METHOD Release() override;
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int SCI_METHOD Version() const override;
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const char * SCI_METHOD PropertyNames() override;
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int SCI_METHOD PropertyType(const char *name) override;
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const char * SCI_METHOD DescribeProperty(const char *name) override;
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Sci_Position SCI_METHOD PropertySet(const char *key, const char *val) override;
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const char * SCI_METHOD DescribeWordListSets() override;
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Sci_Position SCI_METHOD WordListSet(int n, const char *wl) override;
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void SCI_METHOD Lex(Sci_PositionU startPos, Sci_Position lengthDoc, int initStyle, IDocument *pAccess) override = 0;
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void SCI_METHOD Fold(Sci_PositionU startPos, Sci_Position lengthDoc, int initStyle, IDocument *pAccess) override;
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void * SCI_METHOD PrivateCall(int operation, void *pointer) override;
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int SCI_METHOD LineEndTypesSupported() override;
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int SCI_METHOD AllocateSubStyles(int styleBase, int numberStyles) override;
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int SCI_METHOD SubStylesStart(int styleBase) override;
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int SCI_METHOD SubStylesLength(int styleBase) override;
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int SCI_METHOD StyleFromSubStyle(int subStyle) override;
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int SCI_METHOD PrimaryStyleFromStyle(int style) override;
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void SCI_METHOD FreeSubStyles() override;
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void SCI_METHOD SetIdentifiers(int style, const char *identifiers) override;
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int SCI_METHOD DistanceToSecondaryStyles() override;
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const char * SCI_METHOD GetSubStyleBases() override;
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int SCI_METHOD NamedStyles() override;
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const char * SCI_METHOD NameOfStyle(int style) override;
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const char * SCI_METHOD TagsOfStyle(int style) override;
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const char * SCI_METHOD DescriptionOfStyle(int style) override;
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};
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}
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#endif
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