// 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_UNDO_BOOKMARK_UNDO_SERVICE_H_ #define COMPONENTS_UNDO_BOOKMARK_UNDO_SERVICE_H_ #include #include "base/memory/raw_ptr.h" #include "base/scoped_observation.h" #include "components/bookmarks/browser/base_bookmark_model_observer.h" #include "components/bookmarks/browser/bookmark_model.h" #include "components/bookmarks/browser/bookmark_node_data.h" #include "components/bookmarks/browser/bookmark_undo_delegate.h" #include "components/keyed_service/core/keyed_service.h" #include "components/undo/undo_manager.h" // BookmarkUndoService -------------------------------------------------------- // BookmarkUndoService is owned by the profile, and is responsible for observing // BookmarkModel changes in order to provide an undo for those changes. class BookmarkUndoService : public bookmarks::BaseBookmarkModelObserver, public bookmarks::BookmarkUndoDelegate, public KeyedService { public: BookmarkUndoService(); BookmarkUndoService(const BookmarkUndoService&) = delete; BookmarkUndoService& operator=(const BookmarkUndoService&) = delete; ~BookmarkUndoService() override; // Starts the BookmarkUndoService and register it as a BookmarkModelObserver. // Calling this method is optional, but the service will be inactive until it // is called. void Start(bookmarks::BookmarkModel* model); UndoManager* undo_manager() { return &undo_manager_; } // KeyedService: void Shutdown() override; private: // bookmarks::BaseBookmarkModelObserver: void BookmarkModelChanged() override {} 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 OnWillChangeBookmarkNode(bookmarks::BookmarkModel* model, const bookmarks::BookmarkNode* node) override; void OnWillReorderBookmarkNode(bookmarks::BookmarkModel* model, const bookmarks::BookmarkNode* node) override; void GroupedBookmarkChangesBeginning( bookmarks::BookmarkModel* model) override; void GroupedBookmarkChangesEnded(bookmarks::BookmarkModel* model) override; // bookmarks::BookmarkUndoDelegate: void SetUndoProvider(bookmarks::BookmarkUndoProvider* undo_provider) override; void OnBookmarkNodeRemoved( bookmarks::BookmarkModel* model, const bookmarks::BookmarkNode* parent, size_t index, std::unique_ptr node) override; raw_ptr model_; raw_ptr undo_provider_; UndoManager undo_manager_; base::ScopedObservation scoped_observation_{this}; }; #endif // COMPONENTS_UNDO_BOOKMARK_UNDO_SERVICE_H_