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**
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** GNU Lesser General Public License Usage
**
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** 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
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// Copyright (c) 2008 Roberto Raggi <roberto.raggi@gmail.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#ifndef SYMBOLVISITOR_H
#define SYMBOLVISITOR_H

#include "CPlusPlusForwardDeclarations.h"


namespace CPlusPlus {

class CPLUSPLUS_EXPORT SymbolVisitor
{
    SymbolVisitor(const SymbolVisitor &other);
    void operator =(const SymbolVisitor &other);

public:
    SymbolVisitor();
    virtual ~SymbolVisitor();

    void accept(Symbol *symbol);

    virtual bool preVisit(Symbol *) { return true; }
    virtual void postVisit(Symbol *) {}

    virtual bool visit(UsingNamespaceDirective *) { return true; }
    virtual bool visit(UsingDeclaration *) { return true; }
    virtual bool visit(Declaration *) { return true; }
    virtual bool visit(Argument *) { return true; }
    virtual bool visit(TypenameArgument *) { return true; }
    virtual bool visit(BaseClass *) { return true; }
    virtual bool visit(Enum *) { return true; }
    virtual bool visit(Function *) { return true; }
    virtual bool visit(Namespace *) { return true; }
    virtual bool visit(Class *) { return true; }
    virtual bool visit(Block *) { return true; }
    virtual bool visit(ForwardClassDeclaration *) { return true; }

    // Objective-C
    virtual bool visit(ObjCBaseClass *) { return true; }
    virtual bool visit(ObjCBaseProtocol *) { return true; }
    virtual bool visit(ObjCClass *) { return true; }
    virtual bool visit(ObjCForwardClassDeclaration *) { return true; }
    virtual bool visit(ObjCProtocol *) { return true; }
    virtual bool visit(ObjCForwardProtocolDeclaration *) { return true; }
    virtual bool visit(ObjCMethod *) { return true; }
    virtual bool visit(ObjCPropertyDeclaration *) { return true; }
};

} // end of namespace CPlusPlus


#endif // SYMBOLVISITOR_H
