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