1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef COMPONENTS_ENHANCED_BOOKMARKS_ENHANCED_BOOKMARK_MODEL_OBSERVER_H_ 6 #define COMPONENTS_ENHANCED_BOOKMARKS_ENHANCED_BOOKMARK_MODEL_OBSERVER_H_ 7 8 #include <string> 9 10 class BookmarkNode; 11 12 namespace enhanced_bookmarks { 13 14 class EnhancedBookmarkModelObserver { 15 public: 16 // Called when the model has finished loading. 17 virtual void EnhancedBookmarkModelLoaded() = 0; 18 19 // Called from EnhancedBookmarkModel::ShutDown. 20 virtual void EnhancedBookmarkModelShuttingDown() = 0; 21 22 // Called when a node is added to the model. 23 virtual void EnhancedBookmarkAdded(const BookmarkNode* node) = 0; 24 25 // Called when a node is removed from the model. 26 virtual void EnhancedBookmarkRemoved(const BookmarkNode* node) = 0; 27 28 // Called when all user editable nodes are removed from the model. 29 virtual void EnhancedBookmarkAllUserNodesRemoved() = 0; 30 31 // Called when the remote id of a node changes. If |remote_id| is empty, the 32 // remote id has been cleared. This could happen if multiple nodes with the 33 // same remote id has been detected. 34 virtual void EnhancedBookmarkRemoteIdChanged(const BookmarkNode* node, 35 const std::string& old_remote_id, 36 const std::string& remote_id) {}; 37 38 protected: 39 virtual ~EnhancedBookmarkModelObserver() {} 40 }; 41 42 } // namespace enhanced_bookmarks 43 #endif // COMPONENTS_ENHANCED_BOOKMARKS_ENHANCED_BOOKMARK_MODEL_OBSERVER_H_ 44
