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| 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_BOOKMARKS_CORE_BROWSER_BOOKMARK_EXPANDED_STATE_TRACKER_H_ | |
| 6 #define COMPONENTS_BOOKMARKS_CORE_BROWSER_BOOKMARK_EXPANDED_STATE_TRACKER_H_ | |
| 7 | |
| 8 #include <set> | |
| 9 | |
| 10 #include "components/bookmarks/core/browser/base_bookmark_model_observer.h" | |
| 11 | |
| 12 class BookmarkModel; | |
| 13 class BookmarkNode; | |
| 14 class PrefService; | |
| 15 | |
| 16 // BookmarkExpandedStateTracker is used to track a set of expanded nodes. The | |
| 17 // nodes are persisted in preferences. If an expanded node is removed from the | |
| 18 // model BookmarkExpandedStateTracker removes the node. | |
| 19 class BookmarkExpandedStateTracker : public BaseBookmarkModelObserver { | |
| 20 public: | |
| 21 typedef std::set<const BookmarkNode*> Nodes; | |
| 22 | |
| 23 BookmarkExpandedStateTracker(BookmarkModel* bookmark_model, | |
| 24 PrefService* pref_service); | |
| 25 virtual ~BookmarkExpandedStateTracker(); | |
| 26 | |
| 27 // The set of expanded nodes. | |
| 28 void SetExpandedNodes(const Nodes& nodes); | |
| 29 Nodes GetExpandedNodes(); | |
| 30 | |
| 31 private: | |
| 32 // BaseBookmarkModelObserver: | |
| 33 virtual void BookmarkModelLoaded(BookmarkModel* model, | |
| 34 bool ids_reassigned) OVERRIDE; | |
| 35 virtual void BookmarkModelChanged() OVERRIDE; | |
| 36 virtual void BookmarkModelBeingDeleted(BookmarkModel* model) OVERRIDE; | |
| 37 virtual void BookmarkNodeRemoved(BookmarkModel* model, | |
| 38 const BookmarkNode* parent, | |
| 39 int old_index, | |
| 40 const BookmarkNode* node, | |
| 41 const std::set<GURL>& removed_urls) OVERRIDE; | |
| 42 virtual void BookmarkAllNodesRemoved( | |
| 43 BookmarkModel* model, | |
| 44 const std::set<GURL>& removed_urls) OVERRIDE; | |
| 45 | |
| 46 // Updates the value for |prefs::kBookmarkEditorExpandedNodes| from | |
| 47 // GetExpandedNodes(). | |
| 48 void UpdatePrefs(const Nodes& nodes); | |
| 49 | |
| 50 BookmarkModel* bookmark_model_; | |
| 51 PrefService* pref_service_; | |
| 52 | |
| 53 DISALLOW_COPY_AND_ASSIGN(BookmarkExpandedStateTracker); | |
| 54 }; | |
| 55 | |
| 56 #endif // COMPONENTS_BOOKMARKS_CORE_BROWSER_BOOKMARK_EXPANDED_STATE_TRACKER_H_ | |
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Chromium Code Reviews
Issue 284893003:
Move bookmarks/core/... to bookmarks/... (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master