chrome/installer/mini_installer/configuration.h

   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
   8 namespace mini_installer {
   9
  10 // A simple container of the mini_installer's configuration, as dictated by the
  11 // command line used to invoke it.
  12 class 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_