chrome/browser/chromeos/login/screens/screen_factory.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_SCREENS_SCREEN_FACTORY_H_
   6 #define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_SCREEN_FACTORY_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "chrome/browser/chromeos/login/screens/base_screen.h"
  12
  13 namespace chromeos {
  14
  15 class OobeDisplay;
  16 class ScreenObserver;
  17
  18 // Class that can instantiate screens by name.
  19 class ScreenFactory {
  20  public:
  21   static const char kEnrollmentScreenId[];
  22   static const char kErrorScreenId[];
  23   static const char kEulaScreenId[];
  24   static const char kKioskAutolaunchScreenId[];
  25   static const char kLocallyManagedUserCreationScreenId[];
  26   static const char kLoginScreenId[];
  27   static const char kNetworkScreenId[];
  28   static const char kResetScreenId[];
  29   static const char kTermsOfServiceScreenId[];
  30   static const char kUpdateScreenId[];
  31   static const char kUserImageScreenId[];
  32   static const char kWrongHWIDScreenId[];
  33
  34   // |observer| to be passed to each created screen for providing screen
  35   // outcome. Legacy, should be gone once refactoring is finished.
  36   // |oobe_display| is a source for all the Handlers required for screens.
  37   ScreenFactory(ScreenObserver* observer,
  38                 OobeDisplay* oobe_display);
  39   virtual ~ScreenFactory();
  40
  41   // Create a screen given its |id|.
  42   BaseScreen* CreateScreen(const std::string& id);
  43
  44  private:
  45   BaseScreen* CreateScreenImpl(const std::string& id);
  46
  47   // Not owned. Screen observer for created screens. Legacy, should be gone
  48   // once refactoring is finished.
  49   ScreenObserver* observer_;
  50
  51   // Now owned. Source of Handler objects for created screens.
  52   OobeDisplay* oobe_display_;
  53
  54   DISALLOW_COPY_AND_ASSIGN(ScreenFactory);
  55 };
  56
  57 }  // namespace chromeos
  58
  59 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_SCREEN_FACTORY_H_