| /* |
| * Copyright (C) 2012 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT |
| * OWNER OR 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 SelectRuleFeatureSet_h |
| #define SelectRuleFeatureSet_h |
| |
| #include "core/css/RuleFeature.h" |
| #include "core/dom/Element.h" |
| |
| namespace WebCore { |
| |
| class Element; |
| class SpaceSplitString; |
| |
| class SelectRuleFeatureSet { |
| public: |
| SelectRuleFeatureSet(); |
| |
| void add(const SelectRuleFeatureSet&); |
| void clear(); |
| void collectFeaturesFromSelector(const CSSSelector&); |
| |
| bool hasSelectorForId(const AtomicString&) const; |
| bool hasSelectorForClass(const AtomicString&) const; |
| bool hasSelectorForAttribute(const AtomicString&) const; |
| |
| bool hasSelectorForChecked() const { return hasSelectorFor(AffectedSelectorChecked); } |
| bool hasSelectorForEnabled() const { return hasSelectorFor(AffectedSelectorEnabled); } |
| bool hasSelectorForDisabled() const { return hasSelectorFor(AffectedSelectorDisabled); } |
| bool hasSelectorForIndeterminate() const { return hasSelectorFor(AffectedSelectorIndeterminate); } |
| bool hasSelectorForLink() const { return hasSelectorFor(AffectedSelectorLink); } |
| bool hasSelectorForTarget() const { return hasSelectorFor(AffectedSelectorTarget); } |
| bool hasSelectorForVisited() const { return hasSelectorFor(AffectedSelectorVisited); } |
| |
| bool hasSelectorFor(AffectedSelectorMask features) const { return m_featureFlags & features; } |
| |
| bool checkSelectorsForClassChange(const SpaceSplitString& changedClasses) const; |
| bool checkSelectorsForClassChange(const SpaceSplitString& oldClasses, const SpaceSplitString& newClasses) const; |
| |
| private: |
| void setSelectRuleFeature(AffectedSelectorType feature) { m_featureFlags |= feature; } |
| |
| RuleFeatureSet m_cssRuleFeatureSet; |
| int m_featureFlags; |
| }; |
| |
| inline bool SelectRuleFeatureSet::hasSelectorForId(const AtomicString& idValue) const |
| { |
| ASSERT(!idValue.isEmpty()); |
| return m_cssRuleFeatureSet.hasSelectorForId(idValue); |
| } |
| |
| inline bool SelectRuleFeatureSet::hasSelectorForClass(const AtomicString& classValue) const |
| { |
| ASSERT(!classValue.isEmpty()); |
| return m_cssRuleFeatureSet.hasSelectorForClass(classValue); |
| } |
| |
| inline bool SelectRuleFeatureSet::hasSelectorForAttribute(const AtomicString& attributeName) const |
| { |
| ASSERT(!attributeName.isEmpty()); |
| return m_cssRuleFeatureSet.hasSelectorForAttribute(attributeName); |
| } |
| |
| } |
| |
| #endif |