| // Copyright 2014 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_DOM_HTML_ELEMENT_FACTORY_H_ |
| #define COBALT_DOM_HTML_ELEMENT_FACTORY_H_ |
| |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/containers/hash_tables.h" |
| #include "base/memory/ref_counted.h" |
| #include "cobalt/base/token.h" |
| |
| namespace cobalt { |
| namespace dom { |
| |
| class Document; |
| class HTMLElement; |
| |
| // This factory is responsible for creating HTML elements according to tag name. |
| class HTMLElementFactory { |
| public: |
| HTMLElementFactory(); |
| ~HTMLElementFactory(); |
| |
| scoped_refptr<HTMLElement> CreateHTMLElement(Document* document, |
| base::Token tag_name); |
| |
| private: |
| typedef base::Callback<scoped_refptr<HTMLElement>(Document* document)> |
| CreateHTMLElementTCallback; |
| typedef base::hash_map<base::Token, CreateHTMLElementTCallback> |
| TagNameToCreateHTMLElementTCallbackMap; |
| |
| // Helper function templates for adding entries to the map below. |
| template <typename T> |
| void RegisterHTMLElementWithSingleTagName(); |
| template <typename T> |
| void RegisterHTMLElementWithMultipleTagName(); |
| |
| TagNameToCreateHTMLElementTCallbackMap |
| tag_name_to_create_html_element_t_callback_map_; |
| |
| DISALLOW_COPY_AND_ASSIGN(HTMLElementFactory); |
| }; |
| |
| } // namespace dom |
| } // namespace cobalt |
| |
| #endif // COBALT_DOM_HTML_ELEMENT_FACTORY_H_ |