chrome/browser/ui/webui/chromeos/login/supervised_user_creation_screen_handler.h

   1 // Copyright 2014 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_UI_WEBUI_CHROMEOS_LOGIN_SUPERVISED_USER_CREATION_SCREEN_HANDLER_H_
   6 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SUPERVISED_USER_CREATION_SCREEN_HANDLER_H_
   7
   8 #include <string>
   9
  10 #include "base/compiler_specific.h"
  11 #include "base/strings/string16.h"
  12 #include "chrome/browser/ui/webui/chromeos/login/base_screen_handler.h"
  13 #include "components/user_manager/user_image/default_user_images.h"
  14 #include "content/public/browser/web_ui.h"
  15
  16 namespace base {
  17 class ListValue;
  18 }
  19
  20 namespace chromeos {
  21
  22 class SupervisedUserCreationScreenHandler : public BaseScreenHandler {
  23  public:
  24   class Delegate {
  25    public:
  26     virtual ~Delegate() {}
  27
  28     // This method is called, when actor is being destroyed. Note, if Delegate
  29     // is destroyed earlier then it has to call SetDelegate(NULL).
  30     virtual void OnActorDestroyed(
  31         SupervisedUserCreationScreenHandler* actor) = 0;
  32
  33     // Starts supervised user creation flow, with manager identified by
  34     // |manager_id| and |manager_password|.
  35     virtual void AuthenticateManager(const std::string& manager_id,
  36                                      const std::string& manager_password) = 0;
  37
  38     // Starts supervised user creation flow, with supervised user that would
  39     // have |display_name| and authenticated by the |supervised_user_password|.
  40     virtual void CreateSupervisedUser(
  41         const base::string16& display_name,
  42         const std::string& supervised_user_password) = 0;
  43
  44     // Look up if user with name |display_name| already exist and can be
  45     // imported. Returns user ID in |out_id|. Returns true if user was found,
  46     // false otherwise.
  47     virtual bool FindUserByDisplayName(const base::string16& display_name,
  48                                        std::string *out_id) const = 0;
  49
  50     // Starts supervised user import flow for user identified with |user_id|.
  51     virtual void ImportSupervisedUser(const std::string& user_id) = 0;
  52     // Starts supervised user import flow for user identified with |user_id| and
  53     // additional |password|.
  54     virtual void ImportSupervisedUserWithPassword(
  55         const std::string& user_id, const std::string& password) = 0;
  56
  57     virtual void AbortFlow() = 0;
  58     virtual void FinishFlow() = 0;
  59
  60     virtual void OnPhotoTaken(const std::string& raw_data) = 0;
  61     virtual void OnImageSelected(const std::string& image_url,
  62                                  const std::string& image_type) = 0;
  63     virtual void OnImageAccepted() = 0;
  64     virtual void OnPageSelected(const std::string& page) = 0;
  65   };
  66
  67   SupervisedUserCreationScreenHandler();
  68   ~SupervisedUserCreationScreenHandler() override;
  69
  70   virtual void PrepareToShow();
  71   virtual void Show();
  72   virtual void Hide();
  73   virtual void SetDelegate(Delegate* delegate);
  74
  75   void ShowManagerPasswordError();
  76
  77   void ShowIntroPage();
  78   void ShowUsernamePage();
  79
  80   // Shows progress or error message close in the button area. |is_progress| is
  81   // true for progress messages and false for error messages.
  82   void ShowStatusMessage(bool is_progress, const base::string16& message);
  83   void ShowTutorialPage();
  84
  85   void ShowErrorPage(const base::string16& title,
  86                      const base::string16& message,
  87                      const base::string16& button_text);
  88
  89   // Navigates to specified page.
  90   void ShowPage(const std::string& page);
  91
  92   void SetCameraPresent(bool enabled);
  93
  94   void ShowExistingSupervisedUsers(const base::ListValue* users);
  95
  96   // BaseScreenHandler implementation:
  97   void DeclareLocalizedValues(
  98       ::login::LocalizedValuesBuilder* builder) override;
  99   void Initialize() override;
 100
 101   // WebUIMessageHandler implementation:
 102   void RegisterMessages() override;
 103
 104  private:
 105   // WebUI message handlers.
 106   void HandleCheckSupervisedUserName(const base::string16& name);
 107
 108   void HandleManagerSelected(const std::string& manager_id);
 109   void HandleImportUserSelected(const std::string& user_id);
 110
 111   void HandleFinishLocalSupervisedUserCreation();
 112   void HandleAbortLocalSupervisedUserCreation();
 113   void HandleRetryLocalSupervisedUserCreation(const base::ListValue* args);
 114   void HandleCurrentSupervisedUserPage(const std::string& current_page);
 115
 116   void HandleAuthenticateManager(const std::string& raw_manager_username,
 117                                  const std::string& manager_password);
 118   void HandleCreateSupervisedUser(const base::string16& new_raw_user_name,
 119                                const std::string& new_user_password);
 120   void HandleImportSupervisedUser(const std::string& user_id);
 121   void HandleImportSupervisedUserWithPassword(const std::string& user_id,
 122                                               const std::string& password);
 123
 124   void HandleGetImages();
 125   void HandlePhotoTaken(const std::string& image_url);
 126   void HandleTakePhoto();
 127   void HandleDiscardPhoto();
 128   void HandleSelectImage(const std::string& image_url,
 129                          const std::string& image_type);
 130
 131   void UpdateText(const std::string& element_id, const base::string16& text);
 132
 133   Delegate* delegate_;
 134
 135   DISALLOW_COPY_AND_ASSIGN(SupervisedUserCreationScreenHandler);
 136 };
 137
 138 }  // namespace chromeos
 139
 140 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SUPERVISED_USER_CREATION_SCREEN_HANDLER_H_