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// dep_item.h (This is -*-c++-*-)
//
// Copyright 1999, 2000, 2001, 2005 Daniel Burrows
//
// 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; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
//
#ifndef DEP_ITEM_H
#define DEP_ITEM_H
#include <cwidget/widgets/subtree.h>
#include "apt_info_tree.h"
#include "pkg_grouppolicy.h"
#include "pkg_item.h"
#include "pkg_subtree.h"
#include "pkg_item_with_subtree.h"
/** \brief A dependency chart for a package.
*
* \file dep_item.h
*/
// Inserts subtrees ("Depends", "Recommends", etc) for the package's
// dependencies into the given tree. You can template it to use either
// pkg_tree or pkg_item_with_subtree.
template<class treetype>
void setup_package_deps(const pkgCache::PkgIterator &pkg,
const pkgCache::VerIterator &ver,
treetype *tree,
pkg_signal *sig,
bool reverse=false);
extern template void setup_package_deps<pkg_subtree>(const pkgCache::PkgIterator &pkg, const pkgCache::VerIterator &ver, pkg_subtree *tree, pkg_signal *sig, bool reverse);
// Each package added to the following policy will expand to a tree listing its
// dependencies.
class pkg_grouppolicy_dep_factory:public pkg_grouppolicy_factory
{
public:
virtual pkg_grouppolicy *instantiate(pkg_signal *sig, desc_signal *desc_sig);
};
class pkg_dep_screen:public apt_info_tree
{
bool reverse;
protected:
cwidget::widgets::treeitem *setup_new_root(const pkgCache::PkgIterator &pkg,
const pkgCache::VerIterator &ver);
pkg_dep_screen(const pkgCache::PkgIterator &pkg,
const pkgCache::VerIterator &ver,
bool _reverse=false);
public:
static cwidget::util::ref_ptr<pkg_dep_screen>
create(const pkgCache::PkgIterator &pkg,
const pkgCache::VerIterator &ver,
bool reverse = false)
{
cwidget::util::ref_ptr<pkg_dep_screen> rval(new pkg_dep_screen(pkg, ver, reverse));
rval->decref();
return rval;
}
virtual ~pkg_dep_screen() {}
};
typedef cwidget::util::ref_ptr<pkg_dep_screen> pkg_dep_screen_ref;
#endif
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