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141b20d8a7
This CL also removes the HTML parser and the HTML import system. TBR=eseidel@google.com Review URL: https://codereview.chromium.org/1215103007.
114 lines
4.4 KiB
C++
114 lines
4.4 KiB
C++
/*
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* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
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* Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
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* Copyright (C) 2012 Google Inc. All rights reserved.
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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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* 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 APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY 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 THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "sky/engine/core/css/resolver/ScopedStyleResolver.h"
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#include "sky/engine/core/css/RuleFeature.h"
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#include "sky/engine/core/css/StyleRule.h"
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#include "sky/engine/core/css/StyleSheetContents.h"
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#include "sky/engine/core/css/resolver/StyleResolver.h"
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#include "sky/engine/core/dom/Document.h"
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#include "sky/engine/core/dom/StyleEngine.h"
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#include "sky/engine/core/dom/TreeScope.h"
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#include "sky/engine/core/dom/shadow/ShadowRoot.h"
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namespace blink {
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ScopedStyleResolver::ScopedStyleResolver(TreeScope& scope)
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: m_scope(scope)
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{
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}
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void ScopedStyleResolver::updateActiveStyleSheets()
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{
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Vector<RefPtr<CSSStyleSheet>> candidateSheets;
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collectStyleSheets(candidateSheets);
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m_authorStyleSheets.swap(candidateSheets);
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Node& root = m_scope.rootNode();
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// TODO(esprehn): We should avoid subtree recalcs in sky when rules change
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// and only recalc specific tree scopes.
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root.setNeedsStyleRecalc(SubtreeStyleChange);
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// TODO(esprehn): We should use LocalStyleChange, :host rule changes
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// can only impact the host directly as Sky has no descendant selectors.
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if (root.isShadowRoot())
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toShadowRoot(root).host()->setNeedsStyleRecalc(SubtreeStyleChange);
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}
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bool ScopedStyleResolver::hasSelectorForId(const AtomicString& id) const
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{
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for (auto& sheet : m_authorStyleSheets) {
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RuleSet& ruleSet = sheet->contents()->ensureRuleSet();
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if (ruleSet.features().hasSelectorForId(id))
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return true;
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}
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return false;
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}
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bool ScopedStyleResolver::hasSelectorForClass(const AtomicString& className) const
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{
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for (auto& sheet : m_authorStyleSheets) {
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RuleSet& ruleSet = sheet->contents()->ensureRuleSet();
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if (ruleSet.features().hasSelectorForClass(className))
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return true;
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}
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return false;
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}
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bool ScopedStyleResolver::hasSelectorForAttribute(const AtomicString& attributeName) const
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{
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for (auto& sheet : m_authorStyleSheets) {
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RuleSet& ruleSet = sheet->contents()->ensureRuleSet();
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if (ruleSet.features().hasSelectorForAttribute(attributeName))
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return true;
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}
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return false;
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}
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void ScopedStyleResolver::collectStyleSheets(Vector<RefPtr<CSSStyleSheet>>& sheets)
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{
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}
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void ScopedStyleResolver::collectMatchingAuthorRules(ElementRuleCollector& collector, CascadeOrder cascadeOrder)
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{
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for (size_t i = 0; i < m_authorStyleSheets.size(); ++i) {
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MatchRequest matchRequest(&m_authorStyleSheets[i]->contents()->ensureRuleSet(), m_authorStyleSheets[i].get(), i);
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collector.collectMatchingRules(matchRequest, cascadeOrder);
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}
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}
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void ScopedStyleResolver::collectMatchingHostRules(ElementRuleCollector& collector, CascadeOrder cascadeOrder)
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{
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for (size_t i = 0; i < m_authorStyleSheets.size(); ++i) {
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MatchRequest matchRequest(&m_authorStyleSheets[i]->contents()->ensureRuleSet(), m_authorStyleSheets[i].get(), i);
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collector.collectMatchingHostRules(matchRequest, cascadeOrder);
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}
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}
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} // namespace blink
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