| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_DOM_DISTILLER_CORE_DOM_DISTILLER_OBSERVER_H_ |
| #define COMPONENTS_DOM_DISTILLER_CORE_DOM_DISTILLER_OBSERVER_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "components/dom_distiller/core/article_entry.h" |
| |
| namespace dom_distiller { |
| |
| // Provides notifications for any mutations to entries of the reading list. |
| class DomDistillerObserver { |
| public: |
| // An update to an article entry. |
| struct ArticleUpdate { |
| enum UpdateType { |
| ADD, |
| UPDATE, |
| REMOVE |
| }; |
| std::string entry_id; |
| UpdateType update_type; |
| }; |
| |
| virtual void ArticleEntriesUpdated( |
| const std::vector<ArticleUpdate>& updates) = 0; |
| |
| protected: |
| DomDistillerObserver() {} |
| virtual ~DomDistillerObserver() {} |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(DomDistillerObserver); |
| }; |
| |
| } // namespace dom_distiller |
| |
| #endif // COMPONENTS_DOM_DISTILLER_CORE_DOM_DISTILLER_OBSERVER_H_ |