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81 lines
2.0 KiB
C++
81 lines
2.0 KiB
C++
// Scintilla source code edit control
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/** @file ExternalLexer.h
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** Support external lexers in DLLs or shared libraries.
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**/
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// Copyright 2001 Simon Steele <ss@pnotepad.org>, portions copyright Neil Hodgson.
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// The License.txt file describes the conditions under which this software may be distributed.
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#ifndef EXTERNALLEXER_H
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#define EXTERNALLEXER_H
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#if PLAT_WIN
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#define EXT_LEXER_DECL __stdcall
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#elif PLAT_QT
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#include <qglobal.h>
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#if defined(Q_OS_WIN32) || defined(Q_OS_WIN64)
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#define EXT_LEXER_DECL __stdcall
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#else
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#define EXT_LEXER_DECL
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#endif
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#else
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#define EXT_LEXER_DECL
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#endif
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namespace Scintilla {
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typedef int (EXT_LEXER_DECL *GetLexerCountFn)();
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typedef void (EXT_LEXER_DECL *GetLexerNameFn)(unsigned int Index, char *name, int buflength);
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typedef LexerFactoryFunction(EXT_LEXER_DECL *GetLexerFactoryFunction)(unsigned int Index);
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/// Sub-class of LexerModule to use an external lexer.
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class ExternalLexerModule : public LexerModule {
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protected:
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GetLexerFactoryFunction fneFactory;
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std::string name;
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public:
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ExternalLexerModule(int language_, LexerFunction fnLexer_,
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const char *languageName_=nullptr, LexerFunction fnFolder_=nullptr) :
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LexerModule(language_, fnLexer_, nullptr, fnFolder_),
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fneFactory(nullptr), name(languageName_){
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languageName = name.c_str();
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}
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virtual void SetExternal(GetLexerFactoryFunction fFactory, int index);
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};
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/// LexerLibrary exists for every External Lexer DLL, contains ExternalLexerModules.
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class LexerLibrary {
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std::unique_ptr<DynamicLibrary> lib;
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std::vector<std::unique_ptr<ExternalLexerModule>> modules;
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public:
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explicit LexerLibrary(const char *moduleName_);
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~LexerLibrary();
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std::string moduleName;
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};
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/// LexerManager manages external lexers, contains LexerLibrarys.
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class LexerManager {
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public:
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~LexerManager();
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static LexerManager *GetInstance();
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static void DeleteInstance();
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void Load(const char *path);
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void Clear();
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private:
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LexerManager();
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static std::unique_ptr<LexerManager> theInstance;
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std::vector<std::unique_ptr<LexerLibrary>> libraries;
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};
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class LMMinder {
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public:
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~LMMinder();
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};
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}
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#endif
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