chrome/browser/ui/webui/chromeos/login/user_image_screen_handler.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_UI_WEBUI_CHROMEOS_LOGIN_USER_IMAGE_SCREEN_HANDLER_H_
   6 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_USER_IMAGE_SCREEN_HANDLER_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/weak_ptr.h"
  11 #include "base/time/time.h"
  12 #include "chrome/browser/chromeos/login/screens/user_image_view.h"
  13 #include "chrome/browser/ui/webui/chromeos/login/base_screen_handler.h"
  14 #include "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
  15 #include "ui/gfx/image/image_skia.h"
  16 #include "ui/gfx/native_widget_types.h"
  17
  18 namespace chromeos {
  19
  20 // WebUI implementation of UserImageScreenActor. It is used to interact
  21 // with JS page part allowing user to select avatar.
  22 class UserImageScreenHandler : public UserImageView, public BaseScreenHandler {
  23  public:
  24   UserImageScreenHandler();
  25   ~UserImageScreenHandler() override;
  26
  27   // BaseScreenHandler implementation:
  28   void Initialize() override;
  29   void DeclareLocalizedValues(
  30       ::login::LocalizedValuesBuilder* builder) override;
  31
  32   // WebUIMessageHandler implementation:
  33   void RegisterMessages() override;
  34
  35   // UserImageView implementation:
  36   void Bind(UserImageModel& model) override;
  37   void Unbind() override;
  38   void Show() override;
  39   void Hide() override;
  40   void PrepareToShow() override;
  41   void HideCurtain() override;
  42
  43  private:
  44
  45   // Sends image data to the page.
  46   void HandleGetImages();
  47
  48   // Screen ready to be shown.
  49   void HandleScreenReady();
  50
  51   // Handles photo taken with WebRTC UI.
  52   void HandlePhotoTaken(const std::string& image_url);
  53
  54   // Handles 'take-photo' button click.
  55   void HandleTakePhoto();
  56
  57   // Handles 'discard-photo' button click.
  58   void HandleDiscardPhoto();
  59
  60   // Handles clicking on default user image.
  61   void HandleSelectImage(const std::string& image_url,
  62                          const std::string& image_type,
  63                          bool is_user_selection);
  64
  65   // Called when user accept the image closing the screen.
  66   void HandleImageAccepted();
  67
  68   // Called when the user image screen has been loaded and shown.
  69   void HandleScreenShown();
  70
  71   UserImageModel* model_;
  72
  73   // Keeps whether screen should be shown right after initialization.
  74   bool show_on_init_;
  75
  76   // Keeps whether screen has loaded all default images and redy to be shown.
  77   bool is_ready_;
  78
  79   base::Time screen_show_time_;
  80
  81   DISALLOW_COPY_AND_ASSIGN(UserImageScreenHandler);
  82 };
  83
  84 }  // namespace chromeos
  85
  86 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_USER_IMAGE_SCREEN_HANDLER_H_