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 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
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 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
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#ifndef ADC_CPP_PE_VARI_HXX
#define ADC_CPP_PE_VARI_HXX



// USED SERVICES
	// BASE CLASSES
#include "cpp_pe.hxx"
	// COMPONENTS
#include <semantic/callf.hxx>
#include <semantic/sub_peu.hxx>
#include <ary/cpp/c_types4cpp.hxx>
#include <ary/cpp/c_vfflag.hxx>
	// PARAMETERS


namespace cpp {

class PE_Expression;


class PE_Variable : public Cpp_PE
{
  public:
	enum E_State
	{
		afterName,                  //
		afterSize,                  // after ]
		expectFinish,		        // after InitExpression
		size_of_states
	};
						PE_Variable(
							Cpp_PE *			i_pParent );
						~PE_Variable();

    /** @return
        Bit 0x0001 != 0, if there is a size and
        bit 0x0002 != 0, if there is an initialisation.
    */
	UINT16              Result_Pattern() const;
	const String  &     Result_SizeExpression() const;
	const String  &	    Result_InitExpression() const;

	virtual void		Call_Handler(
							const cpp::Token &	i_rTok );

  private:
	typedef SubPe< PE_Variable, PE_Expression >		 	SP_Expression;
	typedef SubPeUse< PE_Variable, PE_Expression> 		SPU_Expression;

	void				Setup_StatusFunctions();
	virtual void		InitData();
	virtual void		TransferData();
	void				Hdl_SyntaxError(const char *);

    void                SpReturn_ArraySizeExpression();
    void                SpReturn_InitExpression();

	void				On_afterName_ArrayBracket_Left(const char * i_sText);
	void				On_afterName_Semicolon(const char * i_sText);
	void				On_afterName_Comma(const char * i_sText);
	void				On_afterName_Assign(const char * i_sText);

	void				On_afterSize_ArrayBracket_Right(const char * i_sText);

	void				On_expectFinish_Semicolon(const char * i_sText);
	void				On_expectFinish_Comma(const char * i_sText);
	void				On_expectFinish_Bracket_Right(const char * i_sText);

	// DATA
	Dyn< PeStatusArray<PE_Variable> >
						pStati;

    Dyn<SP_Expression>  pSpExpression;
    Dyn<SPU_Expression> pSpuArraySizeExpression;
    Dyn<SPU_Expression> pSpuInitExpression;

    String              sResultSizeExpression;
    String              sResultInitExpression;
};



// IMPLEMENTATION


inline UINT16
PE_Variable::Result_Pattern() const
    { return ( sResultSizeExpression.length() > 0 ? 1 : 0 )
             + ( sResultInitExpression.length() > 0 ? 2 : 0 ); }
inline const String  &
PE_Variable::Result_SizeExpression() const
    { return sResultSizeExpression; }
inline const String  &
PE_Variable::Result_InitExpression() const
    { return sResultInitExpression; }


}   // namespace cpp


#endif