| // Copyright 2015 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. |
| |
| #include "cobalt/cssom/user_agent_style_sheet.h" |
| |
| #include <string> |
| |
| #include "cobalt/cssom/embedded_resources.h" // Generated file. |
| |
| namespace cobalt { |
| namespace cssom { |
| |
| scoped_refptr<CSSStyleSheet> ParseUserAgentStyleSheet(CSSParser* css_parser) { |
| const char kUserAgentStyleSheetFileName[] = "user_agent_style_sheet.css"; |
| |
| // Parse the user agent style sheet from the given file that was compiled |
| // into a header and included. We embed it in the binary via C++ header file |
| // so that we can avoid the time it would take to perform a disk read |
| // when it needs to be created (e.g. when creating a new DOM Document). The |
| // cost of doing this is that we end up with the contents of the file in |
| // memory at all times, even after it is parsed here. |
| GeneratedResourceMap resource_map; |
| CSSOMEmbeddedResources::GenerateMap(resource_map); |
| FileContents html_css_file_contents = |
| resource_map[kUserAgentStyleSheetFileName]; |
| |
| scoped_refptr<CSSStyleSheet> user_agent_style_sheet = |
| css_parser->ParseStyleSheet( |
| std::string( |
| reinterpret_cast<const char*>(html_css_file_contents.data), |
| static_cast<size_t>(html_css_file_contents.size)), |
| base::SourceLocation(kUserAgentStyleSheetFileName, 1, 1)); |
| user_agent_style_sheet->set_origin(kNormalUserAgent); |
| return user_agent_style_sheet; |
| } |
| |
| } // namespace cssom |
| } // namespace cobalt |