/*
 * Copyright 2008, Haiku.
 * Distributed under the terms of the MIT license.
 *
 * Authors:
 *              Michael Pfeiffer <laplace@users.sourceforge.net>
 */

#ifndef _PPD_PARSER_H
#define _PPD_PARSER_H

#include "PPD.h"
#include "Parser.h"
#include "Statement.h"
#include "StatementWrapper.h"

class RequiredKeywords;

class PPDParser : public Parser
{
private:
        PPD*              fPPD;
        StatementList     fStack; // of nested statements
        RequiredKeywords* fRequiredKeywords;
        bool              fParseAll;
        
        void Push(Statement* statement);
        Statement* Top();
        void Pop();
        
        // Add statement to PPD or the children of a 
        // nested statement
        void AddStatement(Statement* statement);
        
        bool IsValidOpenStatement(GroupStatement* statement);
        bool IsValidCloseStatement(GroupStatement* statement);
        bool ParseStatement(Statement* statement);
        bool ParseStatements();
        PPD* Parse(bool all);
        
public:
        PPDParser(const char* file);
        ~PPDParser();
        
        PPD* ParseAll();
        PPD* ParseHeader();
};

#endif