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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_DOWNLOAD_SERVICE_H_ | 5 #ifndef CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SERVICE_H_ |
6 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SERVICE_H_ | 6 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SERVICE_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/callback_forward.h" | 9 #include "base/callback_forward.h" |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
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28 class DownloadService : public KeyedService { | 28 class DownloadService : public KeyedService { |
29 public: | 29 public: |
30 explicit DownloadService(Profile* profile); | 30 explicit DownloadService(Profile* profile); |
31 virtual ~DownloadService(); | 31 virtual ~DownloadService(); |
32 | 32 |
33 // Get the download manager delegate, creating it if it doesn't already exist. | 33 // Get the download manager delegate, creating it if it doesn't already exist. |
34 ChromeDownloadManagerDelegate* GetDownloadManagerDelegate(); | 34 ChromeDownloadManagerDelegate* GetDownloadManagerDelegate(); |
35 | 35 |
36 // Get the interface to the history system. Returns NULL if profile is | 36 // Get the interface to the history system. Returns NULL if profile is |
37 // incognito or if the DownloadManager hasn't been created yet or if there is | 37 // incognito or if the DownloadManager hasn't been created yet or if there is |
38 // no HistoryService for profile. | 38 // no HistoryService for profile. Virtual for testing. |
39 DownloadHistory* GetDownloadHistory(); | 39 virtual DownloadHistory* GetDownloadHistory(); |
40 | 40 |
41 #if !defined(OS_ANDROID) | 41 #if !defined(OS_ANDROID) |
42 extensions::ExtensionDownloadsEventRouter* GetExtensionEventRouter() { | 42 extensions::ExtensionDownloadsEventRouter* GetExtensionEventRouter() { |
43 return extension_event_router_.get(); | 43 return extension_event_router_.get(); |
44 } | 44 } |
45 #endif | 45 #endif |
46 | 46 |
47 // Has a download manager been created? | 47 // Has a download manager been created? |
48 bool HasCreatedDownloadManager(); | 48 bool HasCreatedDownloadManager(); |
49 | 49 |
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81 // ChromeDownloadManagerDelegate may be the target of callbacks from | 81 // ChromeDownloadManagerDelegate may be the target of callbacks from |
82 // the history service/DB thread and must be kept alive for those | 82 // the history service/DB thread and must be kept alive for those |
83 // callbacks. | 83 // callbacks. |
84 scoped_ptr<ChromeDownloadManagerDelegate> manager_delegate_; | 84 scoped_ptr<ChromeDownloadManagerDelegate> manager_delegate_; |
85 | 85 |
86 scoped_ptr<DownloadHistory> download_history_; | 86 scoped_ptr<DownloadHistory> download_history_; |
87 | 87 |
88 // The UI controller is responsible for observing the download manager and | 88 // The UI controller is responsible for observing the download manager and |
89 // notifying the UI of any new downloads. Its lifetime matches that of the | 89 // notifying the UI of any new downloads. Its lifetime matches that of the |
90 // associated download manager. | 90 // associated download manager. |
| 91 // Note on destruction order: download_ui_ depends on download_history_ and |
| 92 // should be destroyed before the latter. |
91 scoped_ptr<DownloadUIController> download_ui_; | 93 scoped_ptr<DownloadUIController> download_ui_; |
92 | 94 |
93 // On Android, GET downloads are not handled by the DownloadManager. | 95 // On Android, GET downloads are not handled by the DownloadManager. |
94 // Once we have extensions on android, we probably need the EventRouter | 96 // Once we have extensions on android, we probably need the EventRouter |
95 // in ContentViewDownloadDelegate which knows about both GET and POST | 97 // in ContentViewDownloadDelegate which knows about both GET and POST |
96 // downloads. | 98 // downloads. |
97 #if !defined(OS_ANDROID) | 99 #if !defined(OS_ANDROID) |
98 // The ExtensionDownloadsEventRouter dispatches download creation, change, and | 100 // The ExtensionDownloadsEventRouter dispatches download creation, change, and |
99 // erase events to extensions. Like ChromeDownloadManagerDelegate, it's a | 101 // erase events to extensions. Like ChromeDownloadManagerDelegate, it's a |
100 // chrome-level concept and its lifetime should match DownloadManager. There | 102 // chrome-level concept and its lifetime should match DownloadManager. There |
101 // should be a separate EDER for on-record and off-record managers. | 103 // should be a separate EDER for on-record and off-record managers. |
102 // There does not appear to be a separate ExtensionSystem for on-record and | 104 // There does not appear to be a separate ExtensionSystem for on-record and |
103 // off-record profiles, so ExtensionSystem cannot own the EDER. | 105 // off-record profiles, so ExtensionSystem cannot own the EDER. |
104 scoped_ptr<extensions::ExtensionDownloadsEventRouter> extension_event_router_; | 106 scoped_ptr<extensions::ExtensionDownloadsEventRouter> extension_event_router_; |
105 #endif | 107 #endif |
106 | 108 |
107 DISALLOW_COPY_AND_ASSIGN(DownloadService); | 109 DISALLOW_COPY_AND_ASSIGN(DownloadService); |
108 }; | 110 }; |
109 | 111 |
110 #endif // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SERVICE_H_ | 112 #endif // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SERVICE_H_ |
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