| /* |
| * Copyright 2016 Google Inc. 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_UNIVERSAL_SELECTOR_H_ |
| #define COBALT_CSSOM_UNIVERSAL_SELECTOR_H_ |
| |
| #include <string> |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "cobalt/base/tokens.h" |
| #include "cobalt/cssom/selector_tree.h" |
| #include "cobalt/cssom/simple_selector.h" |
| #include "cobalt/cssom/specificity.h" |
| |
| namespace cobalt { |
| namespace cssom { |
| |
| class SelectorVisitor; |
| |
| // The universal selector represents the qualified name of any element type. |
| // https://www.w3.org/TR/selectors4/#universal-selector |
| class UniversalSelector : public SimpleSelector { |
| public: |
| UniversalSelector() |
| : SimpleSelector(kUniversalSelector, base::Token(), base::Token()) {} |
| ~UniversalSelector() OVERRIDE {} |
| |
| // From Selector. |
| void Accept(SelectorVisitor* visitor) OVERRIDE; |
| Specificity GetSpecificity() const OVERRIDE { return Specificity(0, 0, 0); } |
| |
| // From SimpleSelector. |
| void IndexSelectorTreeNode(SelectorTree::Node* parent_node, |
| SelectorTree::Node* child_node, |
| CombinatorType combinator) OVERRIDE; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(UniversalSelector); |
| }; |
| |
| } // namespace cssom |
| } // namespace cobalt |
| |
| #endif // COBALT_CSSOM_UNIVERSAL_SELECTOR_H_ |