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      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_
     81