configuration.h revision 5821806d5e7f356e8fa4b058a389a808ea183019 
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_INSTALLER_MINI_INSTALLER_CONFIGURATION_H_
6#define CHROME_INSTALLER_MINI_INSTALLER_CONFIGURATION_H_
7
8namespace mini_installer {
9
10// A simple container of the mini_installer's configuration, as dictated by the
11// command line used to invoke it.
12class Configuration {
13 public:
14  enum Operation {
15    INSTALL_PRODUCT,
16    CLEANUP,
17  };
18
19  Configuration();
20  ~Configuration();
21
22  // Initializes this instance on the basis of the process's command line.
23  bool Initialize();
24
25  // Returns the desired operation dictated by the command line options.
26  Operation operation() const { return operation_; }
27
28  // Returns the program portion of the command line, or NULL if it cannot be
29  // determined (e.g., by misuse).
30  const wchar_t* program() const;
31
32  // Returns the number of arguments specified on the command line, including
33  // the program itself.
34  int argument_count() const { return argument_count_; }
35
36  // Returns the original command line.
37  const wchar_t* command_line() const { return command_line_; }
38
39  // Returns the app guid to be used for Chrome.  --chrome-sxs on the command
40  // line makes this the canary's app guid.
41  const wchar_t* chrome_app_guid() const { return chrome_app_guid_; }
42
43  // Returns true if --chrome is explicitly or implicitly on the command line.
44  bool has_chrome() const { return has_chrome_; }
45
46  // Returns true if --chrome-frame is on the command line.
47  bool has_chrome_frame() const { return has_chrome_frame_; }
48
49  // Returns true if --app-host is on the command line.
50  bool has_app_host() const { return has_app_host_; }
51
52  // Returns true if --multi-install is on the command line.
53  bool is_multi_install() const { return is_multi_install_; }
54
55  // Returns true if --system-level is on the command line.
56  bool is_system_level() const { return is_system_level_; }
57
58 protected:
59  void Clear();
60  bool InitializeFromCommandLine(const wchar_t* command_line);
61
62  wchar_t** args_;
63  const wchar_t* chrome_app_guid_;
64  const wchar_t* command_line_;
65  int argument_count_;
66  Operation operation_;
67  bool has_chrome_;
68  bool has_chrome_frame_;
69  bool has_app_host_;
70  bool is_multi_install_;
71  bool is_system_level_;
72
73 private:
74  Configuration(const Configuration&);
75  Configuration& operator=(const Configuration&);
76};
77
78}  // namespace mini_installer
79
80#endif  // CHROME_INSTALLER_MINI_INSTALLER_CONFIGURATION_H_
81