1// Copyright (c) 2012 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_EXTENSIONS_API_TOP_SITES_TOP_SITES_API_H_
6#define CHROME_BROWSER_EXTENSIONS_API_TOP_SITES_TOP_SITES_API_H_
7
8#include "base/memory/weak_ptr.h"
9#include "chrome/browser/extensions/chrome_extension_function.h"
10#include "components/history/core/browser/history_types.h"
11
12namespace extensions {
13
14class TopSitesGetFunction : public ChromeAsyncExtensionFunction {
15 public:
16  DECLARE_EXTENSION_FUNCTION("topSites.get", TOPSITES_GET)
17
18  TopSitesGetFunction();
19
20 protected:
21  virtual ~TopSitesGetFunction();
22
23  // ExtensionFunction:
24  virtual bool RunAsync() OVERRIDE;
25
26 private:
27  void OnMostVisitedURLsAvailable(const history::MostVisitedURLList& data);
28
29  // For callbacks may be run after destruction.
30  base::WeakPtrFactory<TopSitesGetFunction> weak_ptr_factory_;
31};
32
33}  // namespace extensions
34
35#endif  // CHROME_BROWSER_EXTENSIONS_API_TOP_SITES_TOP_SITES_API_H_
36