1// Copyright (c) 2009 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_INSTALLER_UTIL_CREATE_REG_KEY_WORK_ITEM_H__
6#define CHROME_INSTALLER_UTIL_CREATE_REG_KEY_WORK_ITEM_H__
7
8#include <windows.h>
9
10#include <string>
11#include <vector>
12
13#include "chrome/installer/util/work_item.h"
14
15// A WorkItem subclass that creates a registry key at the given path.
16// It also creates all necessary intermediate keys if they do not exist.
17class CreateRegKeyWorkItem : public WorkItem {
18 public:
19  virtual ~CreateRegKeyWorkItem();
20
21  virtual bool Do();
22
23  virtual void Rollback();
24
25 private:
26  friend class WorkItem;
27
28  CreateRegKeyWorkItem(HKEY predefined_root,
29                       const std::wstring& path,
30                       REGSAM wow64_access);
31
32  // Initialize key_list_ by adding all paths of keys from predefined_root_
33  // to path_. Returns true if key_list_ is non empty.
34  bool InitKeyList();
35
36  // Root key under which we create the new key. The root key can only be
37  // one of the predefined keys on Windows.
38  HKEY predefined_root_;
39
40  // Path of the key to be created.
41  std::wstring path_;
42
43  // Whether to force 32-bit or 64-bit view of the target key.
44  REGSAM wow64_access_;
45
46  // List of paths to all keys that need to be created from predefined_root_
47  // to path_.
48  std::vector<std::wstring> key_list_;
49
50  // Whether any key has been created.
51  bool key_created_;
52};
53
54#endif  // CHROME_INSTALLER_UTIL_CREATE_REG_KEY_WORK_ITEM_H__
55