abstractproitemvisitor.h

QT 开发环境里面一个很重要的文件

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** Copyright (C) 2006-2006 Trolltech ASA. All rights reserved.
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** This file is part of the Qt Linguist of the Qt Toolkit.
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#ifndef ABSTRACTPROITEMVISITOR
#define ABSTRACTPROITEMVISITOR

#include "proitems.h"

struct AbstractProItemVisitor {
    virtual ~AbstractProItemVisitor() {}
    virtual bool visitBeginProBlock(ProBlock *block) = 0;
    virtual bool visitEndProBlock(ProBlock *block) = 0;

    virtual bool visitBeginProVariable(ProVariable *variable) = 0;
    virtual bool visitEndProVariable(ProVariable *variable) = 0;

    virtual bool visitBeginProFile(ProFile *value) = 0;
    virtual bool visitEndProFile(ProFile *value) = 0;

    virtual bool visitProValue(ProValue *value) = 0;
    virtual bool visitProFunction(ProFunction *function) = 0;
    virtual bool visitProOperator(ProOperator *function) = 0;
    virtual bool visitProCondition(ProCondition *function) = 0;

};

#endif // ABSTRACTPROITEMVISITOR