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_UI_WEBUI_SYNC_FILE_SYSTEM_INTERNALS_EXTENSION_STATUSES_HANDLER_H_
6#define CHROME_BROWSER_UI_WEBUI_SYNC_FILE_SYSTEM_INTERNALS_EXTENSION_STATUSES_HANDLER_H_
7
8#include "base/compiler_specific.h"
9#include "base/memory/weak_ptr.h"
10#include "content/public/browser/web_ui_message_handler.h"
11
12class Profile;
13
14namespace syncfs_internals {
15
16// This class handles message from WebUI page of chrome://syncfs-internals/
17// for the Extension Statuses tab. It corresponds to browser/resources/
18// sync_file_system_internals/extension_statuses.html. All methods in this class
19// should be called on UI thread.
20class ExtensionStatusesHandler : public content::WebUIMessageHandler {
21 public:
22  explicit ExtensionStatusesHandler(Profile* profile);
23  virtual ~ExtensionStatusesHandler();
24
25  // Shared by Extension Statuses Tab and also File Metadata Tab to generate the
26  // extension drop down.
27  static void GetExtensionStatusesAsDictionary(
28      Profile* profile,
29      const base::Callback<void(const base::ListValue&)>& callback);
30
31  // WebUIMessageHandler implementation.
32  virtual void RegisterMessages() OVERRIDE;
33
34 private:
35  void GetExtensionStatuses(const base::ListValue* args);
36  void DidGetExtensionStatuses(const base::ListValue& list);
37
38  Profile* profile_;
39  base::WeakPtrFactory<ExtensionStatusesHandler> weak_ptr_factory_;
40
41  DISALLOW_COPY_AND_ASSIGN(ExtensionStatusesHandler);
42};
43
44}  // namespace syncfs_internals
45
46#endif  // CHROME_BROWSER_UI_WEBUI_SYNC_FILE_SYSTEM_INTERNALS_EXTENSION_STATUSES_HANDLER_H_
47