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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_SCREEN_MANAGER_H_ | 5 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_SCREEN_MANAGER_H_ |
6 #define CHROME_BROWSER_CHROMEOS_LOGIN_SCREEN_MANAGER_H_ | 6 #define CHROME_BROWSER_CHROMEOS_LOGIN_SCREEN_MANAGER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
| 9 #include <memory> |
9 #include <string> | 10 #include <string> |
10 | 11 |
11 #include "base/gtest_prod_util.h" | 12 #include "base/gtest_prod_util.h" |
12 #include "base/macros.h" | 13 #include "base/macros.h" |
13 #include "base/memory/linked_ptr.h" | |
14 #include "chrome/browser/chromeos/login/screens/base_screen.h" | 14 #include "chrome/browser/chromeos/login/screens/base_screen.h" |
15 | 15 |
16 namespace chromeos { | 16 namespace chromeos { |
17 | 17 |
| 18 class WizardController; |
| 19 |
18 // Class that manages creation and ownership of screens. | 20 // Class that manages creation and ownership of screens. |
19 class ScreenManager { | 21 class ScreenManager { |
20 public: | 22 public: |
21 ScreenManager(); | 23 // |wizard_controller| is not owned by this class. |
22 virtual ~ScreenManager(); | 24 explicit ScreenManager(WizardController* wizard_controller); |
| 25 ~ScreenManager(); |
23 | 26 |
24 // Getter for screen with lazy initialization. | 27 // Getter for screen with lazy initialization. |
25 virtual BaseScreen* GetScreen(OobeScreen screen); | 28 BaseScreen* GetScreen(OobeScreen screen); |
26 | |
27 // Factory for screen instances. | |
28 virtual BaseScreen* CreateScreen(OobeScreen screen) = 0; | |
29 | 29 |
30 bool HasScreen(OobeScreen screen); | 30 bool HasScreen(OobeScreen screen); |
31 | 31 |
32 private: | 32 private: |
33 FRIEND_TEST_ALL_PREFIXES(EnrollmentScreenTest, TestCancel); | 33 FRIEND_TEST_ALL_PREFIXES(EnrollmentScreenTest, TestCancel); |
34 FRIEND_TEST_ALL_PREFIXES(WizardControllerFlowTest, Accelerators); | 34 FRIEND_TEST_ALL_PREFIXES(WizardControllerFlowTest, Accelerators); |
35 friend class WizardControllerFlowTest; | 35 friend class WizardControllerFlowTest; |
36 friend class WizardControllerOobeResumeTest; | 36 friend class WizardControllerOobeResumeTest; |
37 friend class WizardInProcessBrowserTest; | 37 friend class WizardInProcessBrowserTest; |
38 friend class WizardControllerBrokenLocalStateTest; | 38 friend class WizardControllerBrokenLocalStateTest; |
39 | 39 |
40 // Screens. | 40 // Created screens. |
41 std::map<OobeScreen, linked_ptr<BaseScreen>> screens_; | 41 std::map<OobeScreen, std::unique_ptr<BaseScreen>> screens_; |
| 42 |
| 43 // Used to allocate BaseScreen instances. Unowned. |
| 44 WizardController* wizard_controller_; |
42 | 45 |
43 DISALLOW_COPY_AND_ASSIGN(ScreenManager); | 46 DISALLOW_COPY_AND_ASSIGN(ScreenManager); |
44 }; | 47 }; |
45 | 48 |
46 } // namespace chromeos | 49 } // namespace chromeos |
47 | 50 |
48 #endif // CHROME_BROWSER_CHROMEOS_LOGIN_SCREEN_MANAGER_H_ | 51 #endif // CHROME_BROWSER_CHROMEOS_LOGIN_SCREEN_MANAGER_H_ |
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