chrome/installer/util/create_reg_key_work_item.h

   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.
  17 class 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__