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/*
** SWISH++
** conf_bool.h
**
** Copyright (C) 1998 Paul J. Lucas
**
** 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; either version 2 of the License, or
** (at your option) any later version.
**
** 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.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef conf_bool_H
#define conf_bool_H
// standard
#include <string>
// local
#include "conf_var.h"
//*****************************************************************************
//
// SYNOPSIS
//
template<> class conf<bool> : public conf_var
//
// DESCRIPTION
//
// A conf<bool> is-a conf_var for containing the value of a Boolean
// configuration variable.
//
//*****************************************************************************
{
public:
operator bool() const { return value_; }
protected:
conf( char const *name, bool default_value );
conf<bool>& operator=( bool new_value ) {
value_ = new_value;
return *this;
}
CONF_VAR_ASSIGN_OPS( conf<bool> )
virtual void parse_value( char *line );
private:
bool const default_value_;
bool value_;
virtual void reset() { value_ = default_value_; }
};
#define CONF_BOOL_ASSIGN_OPS(T) \
T& operator=( bool b ) { \
conf<bool>::operator=( b ); \
return *this; \
} \
T& operator=( std::string const &s ) { \
conf<bool>::operator=( s ); \
return *this; \
} \
T& operator=( char const *s ) { \
conf<bool>::operator=( s ); \
return *this; \
}
#endif /* conf_bool_H */
/* vim:set et sw=4 ts=4: */
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