238 lines
6.9 KiB
C++
238 lines
6.9 KiB
C++
/*************************************************************************
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*
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* $RCSfile: pe_expr.cxx,v $
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*
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* $Revision: 1.3 $
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*
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* last change: $Author: np $ $Date: 2002-05-14 09:02:19 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#include <precomp.h>
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#include "pe_expr.hxx"
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// NOT FULLY DECLARED SERVICES
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namespace cpp {
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PE_Expression::PE_Expression( Cpp_PE * i_pParent )
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: Cpp_PE(i_pParent),
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pStati( new PeStatusArray<PE_Expression> ),
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aResult_Text(100),
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nBracketCounter(0)
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{
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Setup_StatusFunctions();
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}
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PE_Expression::~PE_Expression()
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{
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}
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void
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PE_Expression::Call_Handler( const cpp::Token & i_rTok )
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{
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pStati->Cur().Call_Handler(i_rTok.TypeId(), i_rTok.Text());
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#if 0
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switch (i_rTok.TypeId())
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{
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case Tid_SwBracket_Left: SetTokenResult(done, stay);
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nBracketCounter++;
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bBlockOpened = true;
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break;
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case Tid_SwBracket_Right: SetTokenResult(done, stay);
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nBracketCounter--;
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break;
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case Tid_Semicolon: if (nBracketCounter == 0)
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SetTokenResult(done, pop_success);
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else
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SetTokenResult(done, stay);
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break;
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default:
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if ( bBlockOpened AND nBracketCounter == 0 )
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{
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SetTokenResult(not_done, pop_success);
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}
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else
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{
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SetTokenResult(done, stay);
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}
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} // end switch
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#endif // 0
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}
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void
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PE_Expression::Setup_StatusFunctions()
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{
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typedef CallFunction<PE_Expression>::F_Tok F_Tok;
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static F_Tok stateF_std[] = { &PE_Expression::On_std_SwBracket_Left,
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&PE_Expression::On_std_SwBracket_Right,
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&PE_Expression::On_std_ArrayBracket_Left,
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&PE_Expression::On_std_ArrayBracket_Right,
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&PE_Expression::On_std_Bracket_Left,
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&PE_Expression::On_std_Bracket_Right,
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&PE_Expression::On_std_Semicolon,
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&PE_Expression::On_std_Comma };
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static INT16 stateT_std[] = { Tid_SwBracket_Left,
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Tid_SwBracket_Right,
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Tid_ArrayBracket_Left,
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Tid_ArrayBracket_Right,
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Tid_Bracket_Left,
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Tid_Bracket_Right,
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Tid_Semicolon,
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Tid_Comma };
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SEMPARSE_CREATE_STATUS(PE_Expression, std, On_std_Default);
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}
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void
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PE_Expression::InitData()
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{
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pStati->SetCur(std);
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aResult_Text.seekp(0);
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nBracketCounter = 0;
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}
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void
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PE_Expression::TransferData()
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{
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pStati->SetCur(size_of_states);
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if ( aResult_Text.tellp() > 0)
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aResult_Text.pop_back(1);
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}
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void
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PE_Expression::On_std_Default( const char * i_sText)
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{
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SetTokenResult(done, stay);
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aResult_Text << i_sText << " ";
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}
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void
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PE_Expression::On_std_SwBracket_Left( const char *)
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{
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SetTokenResult(done, stay);
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nBracketCounter++;
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}
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void
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PE_Expression::On_std_SwBracket_Right( const char *)
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{
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nBracketCounter--;
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if ( nBracketCounter >= 0 )
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SetTokenResult(done, stay);
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else
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SetTokenResult(not_done, pop_success);
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}
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void
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PE_Expression::On_std_ArrayBracket_Left( const char *)
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{
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SetTokenResult(done, stay);
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nBracketCounter++;
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}
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void
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PE_Expression::On_std_ArrayBracket_Right( const char *)
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{
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nBracketCounter--;
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if ( nBracketCounter >= 0 )
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SetTokenResult(done, stay);
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else
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SetTokenResult(not_done, pop_success);
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}
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void
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PE_Expression::On_std_Bracket_Left( const char *)
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{
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SetTokenResult(done, stay);
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nBracketCounter++;
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}
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void
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PE_Expression::On_std_Bracket_Right( const char *)
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{
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nBracketCounter--;
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if ( nBracketCounter >= 0 )
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SetTokenResult(done, stay);
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else
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SetTokenResult(not_done, pop_success);
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}
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void
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PE_Expression::On_std_Semicolon( const char *)
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{
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SetTokenResult(not_done, pop_success);
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}
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void
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PE_Expression::On_std_Comma( const char *)
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{
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SetTokenResult(not_done, pop_success);
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}
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} // namespace cpp
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