chrome/browser/chromeos/login/user_flow.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_BROWSER_CHROMEOS_LOGIN_USER_FLOW_H_
   6 #define CHROME_BROWSER_CHROMEOS_LOGIN_USER_FLOW_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "chrome/browser/chromeos/login/login_status_consumer.h"
  10 #include "chrome/browser/chromeos/login/user.h"
  11 #include "chrome/browser/profiles/profile.h"
  12
  13 namespace chromeos {
  14
  15 class LoginDisplayHost;
  16 // Defines possible variants of user flow upon logging in.
  17 // See UserManager::SetUserFlow for usage contract.
  18 class UserFlow {
  19  public:
  20   UserFlow();
  21   virtual ~UserFlow() = 0;
  22   virtual bool ShouldShowSettings() = 0;
  23   virtual bool ShouldLaunchBrowser() = 0;
  24   virtual bool ShouldSkipPostLoginScreens() = 0;
  25   virtual bool HandleLoginFailure(const LoginFailure& failure) = 0;
  26   virtual bool HandlePasswordChangeDetected() = 0;
  27   virtual void HandleOAuthTokenStatusChange(User::OAuthTokenStatus status) = 0;
  28   virtual void LaunchExtraSteps(Profile* profile) = 0;
  29
  30   void set_host(LoginDisplayHost* host) {
  31     host_ = host;
  32   }
  33
  34   LoginDisplayHost* host() {
  35     return host_;
  36   }
  37
  38  private:
  39   LoginDisplayHost* host_;
  40 };
  41
  42 // UserFlow implementation for regular login flow.
  43 class DefaultUserFlow : public UserFlow {
  44  public:
  45   virtual ~DefaultUserFlow();
  46
  47   virtual bool ShouldShowSettings() OVERRIDE;
  48   virtual bool ShouldLaunchBrowser() OVERRIDE;
  49   virtual bool ShouldSkipPostLoginScreens() OVERRIDE;
  50   virtual bool HandleLoginFailure(const LoginFailure& failure) OVERRIDE;
  51   virtual bool HandlePasswordChangeDetected() OVERRIDE;
  52   virtual void HandleOAuthTokenStatusChange(User::OAuthTokenStatus status)
  53       OVERRIDE;
  54   virtual void LaunchExtraSteps(Profile* profile) OVERRIDE;
  55 };
  56
  57 // UserFlow stub for non-regular flows.
  58 class ExtendedUserFlow : public UserFlow {
  59  public:
  60   explicit ExtendedUserFlow(const std::string& user_id);
  61   virtual ~ExtendedUserFlow();
  62
  63   virtual bool ShouldShowSettings() OVERRIDE;
  64
  65  protected:
  66   // Subclasses can call this method to unregister flow in the next event.
  67   virtual void UnregisterFlowSoon();
  68   std::string user_id() {
  69     return user_id_;
  70   };
  71
  72  private:
  73   std::string user_id_;
  74 };
  75
  76 }  // namespace chromeos
  77
  78 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USER_FLOW_H_