1// Copyright 2013 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 CHROME_BROWSER_PRECACHE_MOST_VISITED_URLS_PROVIDER_H_
6#define CHROME_BROWSER_PRECACHE_MOST_VISITED_URLS_PROVIDER_H_
7
8#include "base/basictypes.h"
9#include "base/compiler_specific.h"
10#include "base/memory/ref_counted.h"
11#include "components/precache/core/url_list_provider.h"
12
13namespace history {
14class TopSites;
15}
16
17namespace precache {
18
19// A URLListProvider that provides a list of the user's most visited URLs.
20class MostVisitedURLsProvider : public URLListProvider {
21 public:
22  explicit MostVisitedURLsProvider(history::TopSites* top_sites);
23  ~MostVisitedURLsProvider();
24
25  // Returns a list of the user's most visited URLs via a callback. May be
26  // called from any thread. The callback may be run before the call to GetURLs
27  // returns.
28  virtual void GetURLs(const GetURLsCallback& callback) OVERRIDE;
29
30 private:
31  scoped_refptr<history::TopSites> top_sites_;
32
33  DISALLOW_COPY_AND_ASSIGN(MostVisitedURLsProvider);
34};
35
36}  // namespace precache
37
38#endif  // CHROME_BROWSER_PRECACHE_MOST_VISITED_URLS_PROVIDER_H_
39