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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qbs.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QBS_BUILDGRAPHNODE_H
#define QBS_BUILDGRAPHNODE_H
#include "nodeset.h"
#include <language/forward_decls.h>
#include <tools/persistence.h>
#include <tools/weakpointer.h>
namespace qbs {
namespace Internal {
class BuildGraphVisitor;
class BuildGraphNode
{
friend NodeSet;
public:
virtual ~BuildGraphNode();
NodeSet parents;
NodeSet children;
WeakPointer<ResolvedProduct> product;
enum BuildState
{
Untouched = 0,
Buildable,
Building,
Built
};
BuildState buildState; // Do not serialize. Will be refreshed for every build.
enum Type
{
ArtifactNodeType,
RuleNodeType
};
virtual Type type() const = 0;
virtual void accept(BuildGraphVisitor *visitor) = 0;
virtual QString toString() const = 0;
virtual void onChildDisconnected(BuildGraphNode *child);
bool isBuilt() const { return buildState == Built; }
virtual void load(PersistentPool &pool);
virtual void store(PersistentPool &pool);
protected:
explicit BuildGraphNode();
void acceptChildren(BuildGraphVisitor *visitor);
// Do not store parents to avoid recursion.
// Parents must be updated after loading all nodes.
template<PersistentPool::OpType opType> void serializationOp(PersistentPool &pool)
{
pool.serializationOp<opType>(children);
}
};
} // namespace Internal
} // namespace qbs
#endif // QBS_BUILDGRAPHNODE_H
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