chrome/browser/ui/webui/chromeos/login/error_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_ERROR_SCREEN_HANDLER_H_
   6 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_ERROR_SCREEN_HANDLER_H_
   7
   8 #include "base/macros.h"
   9 #include "chrome/browser/chromeos/login/screens/network_error_view.h"
  10 #include "chrome/browser/ui/webui/chromeos/login/base_screen_handler.h"
  11
  12 namespace chromeos {
  13
  14 class NetworkErrorModel;
  15
  16 // A class that handles the WebUI hooks in error screen.
  17 class ErrorScreenHandler : public BaseScreenHandler, public NetworkErrorView {
  18  public:
  19   ErrorScreenHandler();
  20   ~ErrorScreenHandler() override;
  21
  22   // ErrorView:
  23   void PrepareToShow() override;
  24   void Show() override;
  25   void Hide() override;
  26   void Bind(NetworkErrorModel& model) override;
  27   void Unbind() override;
  28   void ShowScreen(OobeUI::Screen screen) override;
  29
  30  private:
  31   bool GetScreenName(OobeUI::Screen screen, std::string* name) const;
  32
  33   // WebUI message handlers.
  34   void HandleHideCaptivePortal();
  35
  36   // WebUIMessageHandler implementation:
  37   void RegisterMessages() override;
  38
  39   // BaseScreenHandler implementation:
  40   void DeclareLocalizedValues(
  41       ::login::LocalizedValuesBuilder* builder) override;
  42   void Initialize() override;
  43
  44   // Non-owning ptr.
  45   NetworkErrorModel* model_;
  46
  47   // Keeps whether screen should be shown right after initialization.
  48   bool show_on_init_;
  49
  50   base::WeakPtrFactory<ErrorScreenHandler> weak_ptr_factory_;
  51
  52   DISALLOW_COPY_AND_ASSIGN(ErrorScreenHandler);
  53 };
  54
  55 }  // namespace chromeos
  56
  57 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_ERROR_SCREEN_HANDLER_H_