| // Copyright 2015 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef COBALT_CSSOM_NOT_PSEUDO_CLASS_H_ |
| #define COBALT_CSSOM_NOT_PSEUDO_CLASS_H_ |
| |
| #include <memory> |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "cobalt/base/tokens.h" |
| #include "cobalt/cssom/pseudo_class.h" |
| #include "cobalt/cssom/selector_tree.h" |
| |
| namespace cobalt { |
| namespace cssom { |
| |
| class CompoundSelector; |
| class SelectorVisitor; |
| |
| // The negation pseudo-class, :not(), is a functional pseudo-class taking a |
| // selector list as an argument. It represents an element that is not |
| // represented by its argument. |
| // https://www.w3.org/TR/selectors4/#negation-pseudo |
| class NotPseudoClass : public PseudoClass { |
| public: |
| NotPseudoClass() |
| : PseudoClass(base::Tokens::not_pseudo_class_selector()) {} |
| ~NotPseudoClass() override {} |
| |
| // From Selector. |
| void Accept(SelectorVisitor* visitor) override; |
| |
| // From SimpleSelector. |
| bool AlwaysRequiresRuleMatchingVerificationVisit() const override { |
| return true; |
| } |
| |
| CompoundSelector* GetContainedCompoundSelector() const override { |
| return selector(); |
| } |
| |
| void IndexSelectorTreeNode(SelectorTree::Node* parent_node, |
| SelectorTree::Node* child_node, |
| CombinatorType combinator) override; |
| |
| // From PseudoClass. |
| NotPseudoClass* AsNotPseudoClass() override { return this; } |
| |
| // The compound selector within the pseudo class. |
| CompoundSelector* selector() const; |
| void set_selector(std::unique_ptr<CompoundSelector> compound_selector); |
| |
| private: |
| std::unique_ptr<CompoundSelector> compound_selector_; |
| |
| DISALLOW_COPY_AND_ASSIGN(NotPseudoClass); |
| }; |
| |
| } // namespace cssom |
| } // namespace cobalt |
| |
| #endif // COBALT_CSSOM_NOT_PSEUDO_CLASS_H_ |