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56 lines
2.0 KiB
56 lines
2.0 KiB
/***************************************************************************
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mpparsersymbol.h
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-------------------
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begin : Sat Nov 24 2001
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copyright : (C) 2001 by Kamil
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email : kamil@localhost.localdomain
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef MPPARSERSYMBOL_H
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#define MPPARSERSYMBOL_H
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#include<qstring.h>
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#include"mpsymbol.h"
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/**
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* Parser symbol ( used instead an ordinary union in bison parser files.
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* It provides a memory management.
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* @author Kamil
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*/
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class MPParserSymbol {
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public:
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enum Type { Unknown, Token, Value, Sym, SymList };
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MPParserSymbol();
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MPParserSymbol( const MPParserSymbol& symbol );
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~MPParserSymbol();
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const MPParserSymbol &operator =( const MPParserSymbol& symbol );
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const MPParserSymbol &operator =( const QString& token );
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const MPParserSymbol &operator =( double value );
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const MPParserSymbol &operator =( MPSymbol *sym );
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const MPParserSymbol &operator =( MPSymbolList *symList );
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Type type() const;
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QString token() const;
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double value() const;
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MPSymbol *sym() const;
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MPSymbolList *symList() const;
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QString takeToken() const;
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double takeValue() const;
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MPSymbol *takeSym() const;
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MPSymbolList *takeSymList() const;
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private:
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struct shared_data_t;
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shared_data_t *m_shared_data;
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};
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#endif
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