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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_DOWNLOAD_HYPERBOLIC_DOWNLOAD_ITEM_NOTIFIER_H_ | 5 #ifndef CHROME_BROWSER_DOWNLOAD_ALL_DOWNLOAD_ITEM_NOTIFIER_H_ |
6 #define CHROME_BROWSER_DOWNLOAD_HYPERBOLIC_DOWNLOAD_ITEM_NOTIFIER_H_ | 6 #define CHROME_BROWSER_DOWNLOAD_ALL_DOWNLOAD_ITEM_NOTIFIER_H_ |
7 | 7 |
8 #include <set> | 8 #include <set> |
9 | 9 |
10 #include "content/public/browser/download_manager.h" | 10 #include "content/public/browser/download_manager.h" |
11 #include "content/public/browser/download_item.h" | 11 #include "content/public/browser/download_item.h" |
12 | 12 |
13 // HyperbolicDownloadItemNotifier observes ALL the DownloadItems on a given | 13 // AllDownloadItemNotifier observes ALL the DownloadItems on a given |
14 // DownloadManager. | 14 // DownloadManager. |
15 // Clients should use GetManager() instead of storing their own pointer to the | 15 // Clients should use GetManager() instead of storing their own pointer to the |
16 // manager so that they can be sensitive to managers that have gone down. | 16 // manager so that they can be sensitive to managers that have gone down. |
17 | 17 |
18 // Example Usage: | 18 // Example Usage: |
19 // class AndAHalf : public HyperbolicDownloadItemNotifier::Observer { | 19 // class AndAHalf : public AllDownloadItemNotifier::Observer { |
Randy Smith (Not in Mondays)
2012/09/24 16:03:48
HyperboleAndAHalf? (I.e. current name doesn't mak
benjhayden
2012/09/24 16:46:29
Done.
| |
20 // public: | 20 // public: |
21 // AndAHalf(content::DownloadManager* original_manager, | 21 // AndAHalf(content::DownloadManager* original_manager, |
22 // content::DownloadManager* incognito_manager) | 22 // content::DownloadManager* incognito_manager) |
23 // : ALLOW_THIS_IN_INITIALIZATION_LIST(original_hyperbole_( | 23 // : ALLOW_THIS_IN_INITIALIZATION_LIST(original_notifier_( |
24 // original_manager, this)), | 24 // original_manager, this)), |
25 // ALLOW_THIS_IN_INITIALIZATION_LIST(incognito_hyperbole_( | 25 // ALLOW_THIS_IN_INITIALIZATION_LIST(incognito_notifier_( |
26 // incognito_manager, this)) { | 26 // incognito_manager, this)) { |
27 // } | 27 // } |
28 // | 28 // |
29 // virtual void OnDownloadUpdated( | 29 // virtual void OnDownloadUpdated( |
30 // content::DownloadManager* manager, content::DownloadItem* item) { ... } | 30 // content::DownloadManager* manager, content::DownloadItem* item) { ... } |
31 // | 31 // |
32 // private: | 32 // private: |
33 // HyperbolicDownloadItemNotifier original_hyperbole_; | 33 // AllDownloadItemNotifier original_notifier_; |
34 // HyperbolicDownloadItemNotifier incognito_hyperbole_; | 34 // AllDownloadItemNotifier incognito_notifier_; |
35 // }; | 35 // }; |
36 | 36 |
37 class HyperbolicDownloadItemNotifier | 37 class AllDownloadItemNotifier |
38 : public content::DownloadManager::Observer, | 38 : public content::DownloadManager::Observer, |
39 public content::DownloadItem::Observer { | 39 public content::DownloadItem::Observer { |
40 public: | 40 public: |
41 // All of the methods take the DownloadManager so that subclasses can observe | 41 // All of the methods take the DownloadManager so that subclasses can observe |
42 // multiple managers at once and easily distinguish which manager a given item | 42 // multiple managers at once and easily distinguish which manager a given item |
43 // belongs to. | 43 // belongs to. |
44 class Observer { | 44 class Observer { |
45 public: | 45 public: |
46 Observer() {} | 46 Observer() {} |
47 virtual ~Observer() {} | 47 virtual ~Observer() {} |
48 | 48 |
49 virtual void OnDownloadCreated( | 49 virtual void OnDownloadCreated( |
50 content::DownloadManager* manager, content::DownloadItem* item) {} | 50 content::DownloadManager* manager, content::DownloadItem* item) {} |
51 virtual void OnDownloadUpdated( | 51 virtual void OnDownloadUpdated( |
52 content::DownloadManager* manager, content::DownloadItem* item) {} | 52 content::DownloadManager* manager, content::DownloadItem* item) {} |
53 virtual void OnDownloadOpened( | 53 virtual void OnDownloadOpened( |
54 content::DownloadManager* manager, content::DownloadItem* item) {} | 54 content::DownloadManager* manager, content::DownloadItem* item) {} |
55 virtual void OnDownloadRemoved( | 55 virtual void OnDownloadRemoved( |
56 content::DownloadManager* manager, content::DownloadItem* item) {} | 56 content::DownloadManager* manager, content::DownloadItem* item) {} |
57 | 57 |
58 private: | 58 private: |
59 DISALLOW_COPY_AND_ASSIGN(Observer); | 59 DISALLOW_COPY_AND_ASSIGN(Observer); |
60 }; | 60 }; |
61 | 61 |
62 HyperbolicDownloadItemNotifier(content::DownloadManager* manager, | 62 AllDownloadItemNotifier(content::DownloadManager* manager, |
63 Observer* observer); | 63 Observer* observer); |
64 | 64 |
65 virtual ~HyperbolicDownloadItemNotifier(); | 65 virtual ~AllDownloadItemNotifier(); |
66 | 66 |
67 // Returns NULL if the manager has gone down. | 67 // Returns NULL if the manager has gone down. |
68 content::DownloadManager* GetManager() const { return manager_; } | 68 content::DownloadManager* GetManager() const { return manager_; } |
69 | 69 |
70 private: | 70 private: |
71 // content::DownloadManager::Observer | 71 // content::DownloadManager::Observer |
72 virtual void ManagerGoingDown(content::DownloadManager* manager) OVERRIDE; | 72 virtual void ManagerGoingDown(content::DownloadManager* manager) OVERRIDE; |
73 virtual void OnDownloadCreated(content::DownloadManager* manager, | 73 virtual void OnDownloadCreated(content::DownloadManager* manager, |
74 content::DownloadItem* item) OVERRIDE; | 74 content::DownloadItem* item) OVERRIDE; |
75 | 75 |
76 // content::DownloadItem::Observer | 76 // content::DownloadItem::Observer |
77 virtual void OnDownloadUpdated(content::DownloadItem* item) OVERRIDE; | 77 virtual void OnDownloadUpdated(content::DownloadItem* item) OVERRIDE; |
78 virtual void OnDownloadOpened(content::DownloadItem* item) OVERRIDE; | 78 virtual void OnDownloadOpened(content::DownloadItem* item) OVERRIDE; |
79 virtual void OnDownloadRemoved(content::DownloadItem* item) OVERRIDE; | 79 virtual void OnDownloadRemoved(content::DownloadItem* item) OVERRIDE; |
80 virtual void OnDownloadDestroyed(content::DownloadItem* item) OVERRIDE; | 80 virtual void OnDownloadDestroyed(content::DownloadItem* item) OVERRIDE; |
81 | 81 |
82 content::DownloadManager* manager_; | 82 content::DownloadManager* manager_; |
83 HyperbolicDownloadItemNotifier::Observer* observer_; | 83 AllDownloadItemNotifier::Observer* observer_; |
84 std::set<content::DownloadItem*> observing_; | 84 std::set<content::DownloadItem*> observing_; |
85 | 85 |
86 DISALLOW_COPY_AND_ASSIGN(HyperbolicDownloadItemNotifier); | 86 DISALLOW_COPY_AND_ASSIGN(AllDownloadItemNotifier); |
87 }; | 87 }; |
88 | 88 |
89 #endif // CHROME_BROWSER_DOWNLOAD_HYPERBOLIC_DOWNLOAD_ITEM_NOTIFIER_H_ | 89 #endif // CHROME_BROWSER_DOWNLOAD_ALL_DOWNLOAD_ITEM_NOTIFIER_H_ |
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