| // Copyright 2018 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_SYNC_BOOKMARKS_BOOKMARK_MODEL_OBSERVER_IMPL_H_ |
| #define COMPONENTS_SYNC_BOOKMARKS_BOOKMARK_MODEL_OBSERVER_IMPL_H_ |
| |
| #include <set> |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "components/bookmarks/browser/bookmark_model_observer.h" |
| #include "components/bookmarks/browser/bookmark_node.h" |
| #include "url/gurl.h" |
| |
| namespace syncer { |
| class UniquePosition; |
| } |
| |
| namespace sync_bookmarks { |
| |
| class SyncedBookmarkTracker; |
| |
| // Class for listening to local changes in the bookmark model and updating |
| // metadata in SyncedBookmarkTracker, such that ultimately the processor exposes |
| // those local changes to the sync engine. |
| class BookmarkModelObserverImpl : public bookmarks::BookmarkModelObserver { |
| public: |
| // |bookmark_tracker_| must not be null and must outlive this object. |
| BookmarkModelObserverImpl( |
| const base::RepeatingClosure& nudge_for_commit_closure, |
| base::OnceClosure on_bookmark_model_being_deleted_closure, |
| SyncedBookmarkTracker* bookmark_tracker); |
| ~BookmarkModelObserverImpl() override; |
| |
| // BookmarkModelObserver: |
| void BookmarkModelLoaded(bookmarks::BookmarkModel* model, |
| bool ids_reassigned) override; |
| void BookmarkModelBeingDeleted(bookmarks::BookmarkModel* model) override; |
| void BookmarkNodeMoved(bookmarks::BookmarkModel* model, |
| const bookmarks::BookmarkNode* old_parent, |
| size_t old_index, |
| const bookmarks::BookmarkNode* new_parent, |
| size_t new_index) override; |
| void BookmarkNodeAdded(bookmarks::BookmarkModel* model, |
| const bookmarks::BookmarkNode* parent, |
| size_t index) override; |
| void OnWillRemoveBookmarks(bookmarks::BookmarkModel* model, |
| const bookmarks::BookmarkNode* parent, |
| size_t old_index, |
| const bookmarks::BookmarkNode* node) override; |
| void BookmarkNodeRemoved(bookmarks::BookmarkModel* model, |
| const bookmarks::BookmarkNode* parent, |
| size_t old_index, |
| const bookmarks::BookmarkNode* node, |
| const std::set<GURL>& removed_urls) override; |
| void OnWillRemoveAllUserBookmarks(bookmarks::BookmarkModel* model) override; |
| void BookmarkAllUserNodesRemoved(bookmarks::BookmarkModel* model, |
| const std::set<GURL>& removed_urls) override; |
| void BookmarkNodeChanged(bookmarks::BookmarkModel* model, |
| const bookmarks::BookmarkNode* node) override; |
| void BookmarkMetaInfoChanged(bookmarks::BookmarkModel* model, |
| const bookmarks::BookmarkNode* node) override; |
| void BookmarkNodeFaviconChanged(bookmarks::BookmarkModel* model, |
| const bookmarks::BookmarkNode* node) override; |
| void BookmarkNodeChildrenReordered( |
| bookmarks::BookmarkModel* model, |
| const bookmarks::BookmarkNode* node) override; |
| |
| private: |
| syncer::UniquePosition ComputePosition(const bookmarks::BookmarkNode& parent, |
| size_t index, |
| const std::string& sync_id); |
| |
| // Processes the deletion of a bookmake node and updates the |
| // |bookmark_tracker_| accordingly. If |node| is a bookmark, it gets marked |
| // as deleted and that it requires a commit. If it's a folder, it recurses |
| // over all children before processing the folder itself. |
| void ProcessDelete(const bookmarks::BookmarkNode* parent, |
| const bookmarks::BookmarkNode* node); |
| |
| // Points to the tracker owned by the processor. It keeps the mapping between |
| // bookmark nodes and corresponding sync server entities. |
| SyncedBookmarkTracker* const bookmark_tracker_; |
| |
| // The callback used to inform the sync engine that there are local changes to |
| // be committed. |
| const base::RepeatingClosure nudge_for_commit_closure_; |
| |
| // The callback used to inform the processor that the bookmark is getting |
| // deleted. |
| base::OnceClosure on_bookmark_model_being_deleted_closure_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BookmarkModelObserverImpl); |
| }; |
| |
| } // namespace sync_bookmarks |
| |
| #endif // COMPONENTS_SYNC_BOOKMARKS_BOOKMARK_MODEL_OBSERVER_IMPL_H_ |