| // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_INSTALLER_UTIL_APP_COMMANDS_H_ |
| #define CHROME_INSTALLER_UTIL_APP_COMMANDS_H_ |
| |
| #include <windows.h> |
| |
| #include <map> |
| #include <string> |
| #include <utility> |
| |
| #include "base/basictypes.h" |
| #include "chrome/installer/util/app_command.h" |
| |
| namespace base { |
| namespace win { |
| class RegKey; |
| } |
| } |
| |
| namespace installer { |
| |
| // A collection of AppCommand objects. |
| class AppCommands { |
| public: |
| typedef std::map<std::wstring, AppCommand> CommandMap; |
| typedef std::pair<CommandMap::const_iterator, CommandMap::const_iterator> |
| CommandMapRange; |
| |
| AppCommands(); |
| ~AppCommands(); |
| |
| // Initialize an instance from the set of commands in a given registry key |
| // (typically the "Commands" subkey of a BrowserDistribution's "version key"). |
| // |key| must have been opened with at least |
| // KEY_ENUMERATE_SUB_KEYS | KEY_QUERY_VALUE access rights. |
| bool Initialize(const base::win::RegKey& key); |
| |
| // Replaces the contents of this object with that of |other|. |
| AppCommands& CopyFrom(const AppCommands& other); |
| |
| // Clears this instance. |
| void Clear(); |
| |
| // Retrieves the command identified by |command_id| from the set, copying it |
| // into |command| and returning true if present. |
| bool Get(const std::wstring& command_id, AppCommand* command) const; |
| |
| // Sets a command in the collection, adding it if it doesn't already exist. |
| // Returns true if a new command is added; false if |command_id| was already |
| // present and has been replaced with |command|. |
| bool Set(const std::wstring& command_id, const AppCommand& command); |
| |
| // Removes a command from the collection. Returns false if |command_id| was |
| // not found. |
| bool Remove(const std::wstring& command_id); |
| |
| // Returns a pair of STL iterators defining the range of objects in the |
| // collection. |
| CommandMapRange GetIterators() const; |
| |
| protected: |
| CommandMap commands_; |
| |
| DISALLOW_COPY_AND_ASSIGN(AppCommands); |
| }; |
| |
| } // namespace installer |
| |
| #endif // CHROME_INSTALLER_UTIL_APP_COMMANDS_H_ |