/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file 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 .
 */

#ifndef INCLUDED_RSC_INC_RSCLEX_HXX
#define INCLUDED_RSC_INC_RSCLEX_HXX

#include <rtl/strbuf.hxx>
#include <rtl/string.hxx>
#include <unordered_set>

// a buffer for unique strings
class StringContainer
{
    std::unordered_set< OString, OStringHash >      m_aStrings;
public:
    StringContainer() {}
    ~StringContainer() {}

    const char* putString( const char* pString );
};


enum MODE_ENUM { MODE_MODELESS, MODE_APPLICATIONMODAL, MODE_SYSTEMMODAL };

enum JUSTIFY_ENUM { JUST_CENTER, JUST_RIGHT, JUST_LEFT };

enum SHOW_ENUM { SHOW_NORMAL, SHOW_MINIMIZED, SHOW_MAXIMIZED };

enum ENUMHEADER { HEADER_NAME, HEADER_NUMBER };

enum REF_ENUM { TYPE_NOTHING, TYPE_REF, TYPE_COPY };

struct RSCHEADER {
    RscTop *    pClass;
    RscExpType  nName1;
    REF_ENUM    nTyp;
    RscTop *    pRefClass;
    RscExpType  nName2;
};

/************** O b j e c t s t a c k ************************************/
struct Node
{
    Node*   pPrev;
    RSCINST aInst;
    sal_uInt32  nTupelRec;  // Rekursionstiefe fuer Tupel
    Node() { pPrev = NULL; nTupelRec = 0; }
};

class ObjectStack
{
    private :
        Node* pRoot;
    public :

        ObjectStack ()   { pRoot = NULL; }

        const RSCINST & Top  ()     { return pRoot->aInst; }
        bool        IsEmpty()   { return( pRoot == NULL ); }
        void        IncTupelRec() { pRoot->nTupelRec++; }
        void        DecTupelRec() { pRoot->nTupelRec--; }
        sal_uInt32  TupelRecCount() const { return pRoot->nTupelRec; }
        void        Push( RSCINST aInst )
                    {
                        Node* pTmp;

                        pTmp         = pRoot;
                        pRoot        = new Node;
                        pRoot->aInst = aInst;
                        pRoot->pPrev = pTmp;
                    }
        void        Pop()
                    {
                       Node* pTmp;

                       pTmp  = pRoot;
                       pRoot = pTmp->pPrev;
                       delete pTmp;
                    }
};

/****************** F o r w a r d s **************************************/
#if defined ( SOLARIS )
extern "C" int yyparse();   // forward Deklaration fuer erzeugte Funktion
extern "C" void yyerror( const char * );
extern "C" int  yylex();
#else
int yyparse();              // forward Deklaration fuer erzeugte Funktion
void yyerror( char * );
int  yylex();
#endif

class RscTypCont;
class RscFileInst;

extern RscTypCont*              pTC;
extern RscFileInst *            pFI;
extern RscExpression *          pExp;
extern ObjectStack              S;
extern StringContainer*         pStringContainer;

#endif // INCLUDED_RSC_INC_RSCLEX_HXX

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */