Exheredludis/paludis/args/args_group.hh
2012-04-15 14:51:19 +01:00

133 lines
3.6 KiB
C++

/* vim: set sw=4 sts=4 et foldmethod=syntax : */
/*
* Copyright (c) 2005, 2006, 2007, 2009, 2010, 2011 Ciaran McCreesh
*
* This file is part of the Paludis package manager. Paludis is free software;
* you can redistribute it and/or modify it under the terms of the GNU General
* Public License version 2, as published by the Free Software Foundation.
*
* Paludis 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., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef PALUDIS_GUARD_ARGS_ARGS_GROUP_HH
#define PALUDIS_GUARD_ARGS_ARGS_GROUP_HH 1
#include <paludis/args/args_option.hh>
#include <paludis/util/pimp.hh>
#include <string>
/** \file
* Declarations for ArgsGroup.
*
* \ingroup g_args
*
* \section Examples
*
* - None at this time.
*/
namespace paludis
{
namespace args
{
class ArgsSection;
/**
* Contains a related group of command line arguments.
*
* \ingroup g_args
* \nosubgrouping
*/
class PALUDIS_VISIBLE ArgsGroup
{
private:
Pimp<ArgsGroup> _imp;
const std::string _name;
const std::string _description;
ArgsSection * _section;
public:
/**
* Remove this group from our section.
*/
void remove();
/**
* Fetch our section.
*/
ArgsSection * section() const
{
return _section;
}
/**
* Add an ArgsOption instance (called by the ArgsOption
* constructor).
*/
void add(ArgsOption * const value);
/**
* Remove an ArgsOption instance (called by
* ArgsOption::remove). Calls ArgsGroup::remove() if
* that would leave us with no ArgsOptions.
*/
void remove(ArgsOption * const value);
///\name Iterate over our ArgsOptions.
///\{
struct ConstIteratorTag;
typedef WrappedForwardIterator<ConstIteratorTag, ArgsOption * const> ConstIterator;
ConstIterator begin() const;
ConstIterator end() const;
///\}
///\name Basic operations
///\{
ArgsGroup(ArgsSection * s, const std::string & name,
const std::string & description);
~ArgsGroup();
ArgsGroup(const ArgsGroup &) = delete;
ArgsGroup & operator= (const ArgsGroup &) = delete;
///\}
/**
* Fetch our name.
*/
const std::string & name() const
{
return _name;
}
/**
* Fetch our description.
*/
const std::string & description() const
{
return _description;
}
};
}
extern template class PALUDIS_VISIBLE WrappedForwardIterator<args::ArgsGroup::ConstIteratorTag, args::ArgsOption * const>;
}
#endif