| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com) |
| * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com) |
| * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved. |
| * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> |
| * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org> |
| * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) |
| * Copyright (c) 2011, Code Aurora Forum. All rights reserved. |
| * Copyright (C) Research In Motion Limited 2011. All rights reserved. |
| * Copyright (C) 2012 Google Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "sky/engine/core/css/RuleFeature.h" |
| |
| #include "sky/engine/core/css/CSSSelector.h" |
| #include "sky/engine/core/css/CSSSelectorList.h" |
| #include "sky/engine/core/css/RuleSet.h" |
| #include "sky/engine/core/css/StyleRule.h" |
| #include "sky/engine/core/dom/Element.h" |
| #include "sky/engine/core/dom/Node.h" |
| #include "sky/engine/wtf/BitVector.h" |
| |
| namespace blink { |
| |
| RuleFeatureSet::RuleFeatureSet() |
| { |
| } |
| |
| RuleFeatureSet::~RuleFeatureSet() |
| { |
| } |
| |
| void RuleFeatureSet::addSelectorFeatures(const CSSSelector& selector) |
| { |
| if (selector.match() == CSSSelector::Class) |
| m_classNames.add(selector.value()); |
| else if (selector.match() == CSSSelector::Id) |
| m_idNames.add(selector.value()); |
| else if (selector.isAttributeSelector()) |
| m_attributeNames.add(selector.attribute().localName()); |
| } |
| |
| void RuleFeatureSet::collectFeaturesFromSelector(const CSSSelector& selector) |
| { |
| for (const CSSSelector* current = &selector; current; current = current->tagHistory()) { |
| addSelectorFeatures(*current); |
| collectFeaturesFromSelectorList(current->selectorList()); |
| } |
| } |
| |
| void RuleFeatureSet::collectFeaturesFromSelectorList(const CSSSelectorList* selectorList) |
| { |
| if (!selectorList) |
| return; |
| |
| for (const CSSSelector* selector = selectorList->first(); selector; selector = CSSSelectorList::next(*selector)) |
| collectFeaturesFromSelector(*selector); |
| } |
| |
| void RuleFeatureSet::add(const RuleFeatureSet& other) |
| { |
| for (HashSet<AtomicString>::const_iterator it = other.m_classNames.begin(); it != other.m_classNames.end(); ++it) |
| m_classNames.add(*it); |
| for (HashSet<AtomicString>::const_iterator it = other.m_attributeNames.begin(); it != other.m_attributeNames.end(); ++it) |
| m_attributeNames.add(*it); |
| for (HashSet<AtomicString>::const_iterator it = other.m_idNames.begin(); it != other.m_idNames.end(); ++it) |
| m_idNames.add(*it); |
| } |
| |
| void RuleFeatureSet::clear() |
| { |
| m_classNames.clear(); |
| m_attributeNames.clear(); |
| m_idNames.clear(); |
| } |
| |
| } // namespace blink |