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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef CPLUSPLUS_ASTPATH_H
#define CPLUSPLUS_ASTPATH_H
#include <ASTfwd.h>
#include <ASTVisitor.h>
#include "CppDocument.h"
#include <QList>
#include <QTextCursor>
#undef DEBUG_AST_PATH
namespace CPlusPlus {
class CPLUSPLUS_EXPORT ASTPath: public ASTVisitor
{
public:
ASTPath(Document::Ptr doc)
: ASTVisitor(doc->translationUnit()),
_doc(doc), _line(0), _column(0)
{}
QList<AST *> operator()(const QTextCursor &cursor)
{ return this->operator()(cursor.blockNumber() + 1, cursor.positionInBlock() + 1); }
/// line and column are 1-based!
QList<AST *> operator()(int line, int column);
#ifdef DEBUG_AST_PATH
static void dump(const QList<AST *> nodes);
#endif
protected:
virtual bool preVisit(AST *ast);
private:
Document::Ptr _doc;
unsigned _line;
unsigned _column;
QList<AST *> _nodes;
};
} // namespace CppTools
#endif // CPLUSPLUS_ASTPATH_H
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