chrome/browser/signin/signin_global_error.h

   1 // Copyright (c) 2013 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_SIGNIN_SIGNIN_GLOBAL_ERROR_H_
   6 #define CHROME_BROWSER_SIGNIN_SIGNIN_GLOBAL_ERROR_H_
   7
   8 #include <set>
   9 #include "base/basictypes.h"
  10 #include "base/compiler_specific.h"
  11 #include "chrome/browser/ui/global_error/global_error.h"
  12 #include "google_apis/gaia/google_service_auth_error.h"
  13
  14 class Profile;
  15
  16 // Shows auth errors on the wrench menu using a bubble view and a
  17 // menu item. Services that wish to expose auth errors to the user should
  18 // register an AuthStatusProvider to report their current authentication state,
  19 // and should invoke AuthStatusChanged() when their authentication state may
  20 // have changed.
  21 class SigninGlobalError : public GlobalErrorWithStandardBubble {
  22  public:
  23   class AuthStatusProvider {
  24    public:
  25     AuthStatusProvider();
  26     virtual ~AuthStatusProvider();
  27
  28     // Returns the account id with the status specified by GetAuthStatus().
  29     virtual std::string GetAccountId() const = 0;
  30
  31     // API invoked by SigninGlobalError to get the current auth status of
  32     // the various signed in services.
  33     virtual GoogleServiceAuthError GetAuthStatus() const = 0;
  34   };
  35
  36   explicit SigninGlobalError(Profile* profile);
  37   virtual ~SigninGlobalError();
  38
  39   // Adds a provider which the SigninGlobalError object will start querying for
  40   // auth status.
  41   void AddProvider(const AuthStatusProvider* provider);
  42
  43   // Removes a provider previously added by SigninGlobalError (generally only
  44   // called in preparation for shutdown).
  45   void RemoveProvider(const AuthStatusProvider* provider);
  46
  47   // Invoked when the auth status of an AuthStatusProvider has changed.
  48   void AuthStatusChanged();
  49
  50   std::string GetAccountIdOfLastAuthError() const { return account_id_; }
  51
  52   GoogleServiceAuthError GetLastAuthError() const { return auth_error_; }
  53
  54   // GlobalError implementation.
  55   virtual bool HasMenuItem() OVERRIDE;
  56   virtual int MenuItemCommandID() OVERRIDE;
  57   virtual base::string16 MenuItemLabel() OVERRIDE;
  58   virtual void ExecuteMenuItem(Browser* browser) OVERRIDE;
  59   virtual bool HasBubbleView() OVERRIDE;
  60   virtual base::string16 GetBubbleViewTitle() OVERRIDE;
  61   virtual std::vector<base::string16> GetBubbleViewMessages() OVERRIDE;
  62   virtual base::string16 GetBubbleViewAcceptButtonLabel() OVERRIDE;
  63   virtual base::string16 GetBubbleViewCancelButtonLabel() OVERRIDE;
  64   virtual void OnBubbleViewDidClose(Browser* browser) OVERRIDE;
  65   virtual void BubbleViewAcceptButtonPressed(Browser* browser) OVERRIDE;
  66   virtual void BubbleViewCancelButtonPressed(Browser* browser) OVERRIDE;
  67
  68   // Returns the SigninGlobalError instance for the given profile.
  69   static SigninGlobalError* GetForProfile(Profile* profile);
  70
  71  private:
  72   std::set<const AuthStatusProvider*> provider_set_;
  73
  74   // The account that generated the last auth error.
  75   std::string account_id_;
  76
  77   // The auth error detected the last time AuthStatusChanged() was invoked (or
  78   // NONE if AuthStatusChanged() has never been invoked).
  79   GoogleServiceAuthError auth_error_;
  80
  81   // The Profile this object belongs to.
  82   Profile* profile_;
  83 };
  84
  85 #endif  // CHROME_BROWSER_SIGNIN_SIGNIN_GLOBAL_ERROR_H_