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// Copyright 2015 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_BOOKMARKS_BROWSER_BOOKMARK_UNDO_DELEGATE_H_
#define COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_UNDO_DELEGATE_H_
#include "base/memory/scoped_ptr.h"
namespace bookmarks {
class BookmarkModel;
class BookmarkNode;
class BookmarkUndoProvider;
// Delegate to handle bookmark change events in order to support undo when
// requested.
class BookmarkUndoDelegate {
public:
virtual ~BookmarkUndoDelegate() {}
// Sets the provider that will do the undo work.
virtual void SetUndoProvider(BookmarkUndoProvider* provider) = 0;
// Called when |node| was removed from |parent| at position |index|.
virtual void OnBookmarkNodeRemoved(BookmarkModel* model,
const BookmarkNode* parent,
int index,
scoped_ptr<BookmarkNode> node) = 0;
};
} // namespace bookmarks
#endif // COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_UNDO_DELEGATE_H_
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