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91 lines
2.3 KiB
C++
91 lines
2.3 KiB
C++
/*
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* path.h - Copyright 2005 Frerich Raabe <raabe@kde.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef PATH_H
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#define PATH_H
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#include "expression.h"
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#include "step.h"
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#include <QList>
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int khtmlxpathyyparse();
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namespace khtml {
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namespace XPath {
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class Filter : public Expression
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{
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public:
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Filter( Expression *expr,
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const QList<Predicate *> &predicates = QList<Predicate *>() );
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virtual ~Filter();
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virtual QString dump() const;
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private:
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virtual Value doEvaluate() const;
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Expression *m_expr;
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QList<Predicate *> m_predicates;
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};
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class LocationPath : public Expression
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{
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friend int ::khtmlxpathyyparse();
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public:
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LocationPath();
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virtual ~LocationPath();
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void optimize();
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virtual QString dump() const;
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private:
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virtual Value doEvaluate() const;
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QList<Step *> m_steps;
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bool m_absolute;
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};
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class Path : public Expression
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{
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public:
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Path( Filter *filter, LocationPath *path );
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virtual ~Path();
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virtual QString dump() const;
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private:
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virtual Value doEvaluate() const;
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Filter *m_filter;
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LocationPath *m_path;
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};
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} // namespace XPath
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} // namespace khtml
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#endif // PATH_H
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