/******************************************************************************
 *  swfilter.h	- definition of class SWFilter used to filter text between
 *				different formats
 *
 * $Id: swfilter.h,v 1.2 1999/05/14 17:21:48 scribe Exp $
 *
 * Copyright 1998 CrossWire Bible Society (http://www.crosswire.org)
 *	CrossWire Bible Society
 *	P. O. Box 2528
 *	Tempe, AZ  85280-2528
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation version 2.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 */

#ifndef SWFILTER_H
#define SWFILTER_H
#include <string>
#include <list>

typedef std::list<std::string> OptionsList;

class SWFilter {
public:
	virtual const char *getOptionName() { return 0; }
	virtual const char *getOptionTip() { return 0; }
	virtual OptionsList getOptionValues() { OptionsList options; return options; }
	virtual void setOptionValue(const char *ival) {}
	virtual const char *getOptionValue() { return 0; }
	virtual char ProcessText(char *text, int maxlen = -1) = 0;
};

#endif