| /* |
| * Copyright (C) 2011, 2013 Apple Inc. All rights reserved. |
| * Copyright (C) 2014 Samsung Electronics. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef SKY_ENGINE_CORE_DOM_SELECTORQUERY_H_ |
| #define SKY_ENGINE_CORE_DOM_SELECTORQUERY_H_ |
| |
| #include "sky/engine/core/css/CSSSelectorList.h" |
| #include "sky/engine/platform/heap/Handle.h" |
| #include "sky/engine/wtf/HashMap.h" |
| #include "sky/engine/wtf/Vector.h" |
| #include "sky/engine/wtf/text/AtomicStringHash.h" |
| |
| namespace blink { |
| |
| class CSSSelector; |
| class ContainerNode; |
| class Document; |
| class Element; |
| class ExceptionState; |
| template <typename NodeType> class StaticNodeTypeList; |
| |
| class SelectorQuery { |
| WTF_MAKE_NONCOPYABLE(SelectorQuery); |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| static PassOwnPtr<SelectorQuery> adopt(CSSSelectorList&); |
| |
| bool matches(Element&) const; |
| Vector<RefPtr<Element>> queryAll(ContainerNode& rootNode) const; |
| PassRefPtr<Element> queryFirst(ContainerNode& rootNode) const; |
| private: |
| explicit SelectorQuery(CSSSelectorList&); |
| bool selectorMatches(ContainerNode& rootNode, Element& subject) const; |
| |
| CSSSelectorList m_selectors; |
| }; |
| |
| class SelectorQueryCache { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| SelectorQuery* add(const AtomicString&, const Document&, ExceptionState&); |
| |
| private: |
| HashMap<AtomicString, OwnPtr<SelectorQuery> > m_entries; |
| }; |
| |
| } |
| |
| #endif // SKY_ENGINE_CORE_DOM_SELECTORQUERY_H_ |