components/bookmarks/browser/base_bookmark_model_observer.h

   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_BROWSER_BASE_BOOKMARK_MODEL_OBSERVER_H_
   6 #define COMPONENTS_BOOKMARKS_BROWSER_BASE_BOOKMARK_MODEL_OBSERVER_H_
   7
   8 #include "base/macros.h"
   9 #include "components/bookmarks/browser/bookmark_model_observer.h"
  10
  11 namespace bookmarks {
  12
  13 // Base class for a BookmarkModelObserver implementation. All mutations of the
  14 // model funnel into the method BookmarkModelChanged.
  15 class BaseBookmarkModelObserver : public BookmarkModelObserver {
  16  public:
  17   BaseBookmarkModelObserver() {}
  18
  19   virtual void BookmarkModelChanged() = 0;
  20
  21   // BookmarkModelObserver:
  22   void BookmarkModelLoaded(BookmarkModel* model, bool ids_reassigned) override;
  23   void BookmarkModelBeingDeleted(BookmarkModel* model) override;
  24   void BookmarkNodeMoved(BookmarkModel* model,
  25                          const BookmarkNode* old_parent,
  26                          int old_index,
  27                          const BookmarkNode* new_parent,
  28                          int new_index) override;
  29   void BookmarkNodeAdded(BookmarkModel* model,
  30                          const BookmarkNode* parent,
  31                          int index) override;
  32   void BookmarkNodeRemoved(BookmarkModel* model,
  33                            const BookmarkNode* parent,
  34                            int old_index,
  35                            const BookmarkNode* node,
  36                            const std::set<GURL>& removed_urls) override;
  37   void BookmarkAllUserNodesRemoved(BookmarkModel* model,
  38                                    const std::set<GURL>& removed_urls) override;
  39   void BookmarkNodeChanged(BookmarkModel* model,
  40                            const BookmarkNode* node) override;
  41   void BookmarkNodeFaviconChanged(BookmarkModel* model,
  42                                   const BookmarkNode* node) override;
  43   void BookmarkNodeChildrenReordered(BookmarkModel* model,
  44                                      const BookmarkNode* node) override;
  45
  46  protected:
  47   ~BaseBookmarkModelObserver() override {}
  48
  49  private:
  50   DISALLOW_COPY_AND_ASSIGN(BaseBookmarkModelObserver);
  51 };
  52
  53 }  // namespace bookmarks
  54
  55 #endif  // COMPONENTS_BOOKMARKS_BROWSER_BASE_BOOKMARK_MODEL_OBSERVER_H_