forked from qt-creator/qt-creator
64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** Commercial Usage
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** If you are unsure which license is appropriate for your use, please
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** contact the sales department at http://qt.nokia.com/contact.
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**
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**************************************************************************/
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#ifndef ASTPARENT_H
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#define ASTPARENT_H
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#include <ASTVisitor.h>
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#include <QtCore/QHash>
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#include <QtCore/QStack>
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namespace CPlusPlus {
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class CPLUSPLUS_EXPORT ASTParent: protected ASTVisitor
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{
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public:
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ASTParent(Control *control, AST *rootNode);
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virtual ~ASTParent();
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AST *operator()(AST *ast) const;
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AST *parent(AST *ast) const;
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QList<AST *> path(AST *ast) const;
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protected:
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virtual bool preVisit(AST *ast);
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virtual void postVisit(AST *ast);
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void path_helper(AST *ast, QList<AST *> *path) const;
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private:
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QHash<AST *, AST *> _parentMap;
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QStack<AST *> _parentStack;
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};
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} // namespace CPlusPlus
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#endif // ASTPARENT_H
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