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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 CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_RESOURCE_HANDLER_H_ | 5 #ifndef CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_RESOURCE_HANDLER_H_ |
6 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_RESOURCE_HANDLER_H_ | 6 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_RESOURCE_HANDLER_H_ |
7 | 7 |
| 8 #include <stdint.h> |
| 9 |
8 #include <string> | 10 #include <string> |
9 | 11 |
10 #include "base/callback.h" | 12 #include "base/callback.h" |
| 13 #include "base/macros.h" |
11 #include "base/memory/scoped_ptr.h" | 14 #include "base/memory/scoped_ptr.h" |
12 #include "content/browser/download/download_request_core.h" | 15 #include "content/browser/download/download_request_core.h" |
13 #include "content/browser/loader/resource_handler.h" | 16 #include "content/browser/loader/resource_handler.h" |
14 #include "content/public/browser/download_interrupt_reasons.h" | 17 #include "content/public/browser/download_interrupt_reasons.h" |
15 #include "content/public/browser/download_manager.h" | 18 #include "content/public/browser/download_manager.h" |
16 #include "content/public/browser/download_save_info.h" | 19 #include "content/public/browser/download_save_info.h" |
17 #include "content/public/browser/download_url_parameters.h" | 20 #include "content/public/browser/download_url_parameters.h" |
18 | 21 |
19 namespace net { | 22 namespace net { |
20 class URLRequest; | 23 class URLRequest; |
21 } // namespace net | 24 } // namespace net |
22 | 25 |
23 namespace content { | 26 namespace content { |
24 class ByteStreamReader; | 27 class ByteStreamReader; |
25 class ByteStreamWriter; | 28 class ByteStreamWriter; |
26 class DownloadRequestHandle; | 29 class DownloadRequestHandle; |
27 class PowerSaveBlocker; | 30 class PowerSaveBlocker; |
28 struct DownloadCreateInfo; | 31 struct DownloadCreateInfo; |
29 | 32 |
30 // Forwards data to the download thread. | 33 // Forwards data to the download thread. |
31 class CONTENT_EXPORT DownloadResourceHandler | 34 class CONTENT_EXPORT DownloadResourceHandler |
32 : public ResourceHandler, | 35 : public ResourceHandler, |
33 public base::SupportsWeakPtr<DownloadResourceHandler> { | 36 public base::SupportsWeakPtr<DownloadResourceHandler> { |
34 public: | 37 public: |
35 struct DownloadTabInfo; | 38 struct DownloadTabInfo; |
36 | 39 |
37 // started_cb will be called exactly once on the UI thread. | 40 // started_cb will be called exactly once on the UI thread. |
38 // |id| should be invalid if the id should be automatically assigned. | 41 // |id| should be invalid if the id should be automatically assigned. |
39 DownloadResourceHandler( | 42 DownloadResourceHandler( |
40 uint32 id, | 43 uint32_t id, |
41 net::URLRequest* request, | 44 net::URLRequest* request, |
42 const DownloadUrlParameters::OnStartedCallback& started_cb, | 45 const DownloadUrlParameters::OnStartedCallback& started_cb, |
43 scoped_ptr<DownloadSaveInfo> save_info); | 46 scoped_ptr<DownloadSaveInfo> save_info); |
44 | 47 |
45 bool OnRequestRedirected(const net::RedirectInfo& redirect_info, | 48 bool OnRequestRedirected(const net::RedirectInfo& redirect_info, |
46 ResourceResponse* response, | 49 ResourceResponse* response, |
47 bool* defer) override; | 50 bool* defer) override; |
48 | 51 |
49 // Send the download creation information to the download thread. | 52 // Send the download creation information to the download thread. |
50 bool OnResponseStarted(ResourceResponse* response, bool* defer) override; | 53 bool OnResponseStarted(ResourceResponse* response, bool* defer) override; |
(...skipping 30 matching lines...) Expand all Loading... |
81 private: | 84 private: |
82 ~DownloadResourceHandler() override; | 85 ~DownloadResourceHandler() override; |
83 | 86 |
84 // Arrange for started_cb_ to be called on the UI thread with the | 87 // Arrange for started_cb_ to be called on the UI thread with the |
85 // below values, nulling out started_cb_. Should only be called | 88 // below values, nulling out started_cb_. Should only be called |
86 // on the IO thread. | 89 // on the IO thread. |
87 void CallStartedCB(DownloadInterruptReason interrupt_reason); | 90 void CallStartedCB(DownloadInterruptReason interrupt_reason); |
88 | 91 |
89 void OnCoreReadyToRead(); | 92 void OnCoreReadyToRead(); |
90 | 93 |
91 uint32 download_id_; | 94 uint32_t download_id_; |
92 | 95 |
93 // This is read only on the IO thread, but may only | 96 // This is read only on the IO thread, but may only |
94 // be called on the UI thread. | 97 // be called on the UI thread. |
95 DownloadUrlParameters::OnStartedCallback started_cb_; | 98 DownloadUrlParameters::OnStartedCallback started_cb_; |
96 | 99 |
97 // Stores information about the download that must be acquired on the UI | 100 // Stores information about the download that must be acquired on the UI |
98 // thread before StartOnUIThread is called. | 101 // thread before StartOnUIThread is called. |
99 // Created on IO thread, but only accessed on UI thread. |tab_info_| holds | 102 // Created on IO thread, but only accessed on UI thread. |tab_info_| holds |
100 // the pointer until we pass it off to StartOnUIThread or DeleteSoon. | 103 // the pointer until we pass it off to StartOnUIThread or DeleteSoon. |
101 // Marked as a scoped_ptr<> to indicate ownership of the structure, but | 104 // Marked as a scoped_ptr<> to indicate ownership of the structure, but |
102 // deletion must occur on the IO thread. | 105 // deletion must occur on the IO thread. |
103 scoped_ptr<DownloadTabInfo> tab_info_; | 106 scoped_ptr<DownloadTabInfo> tab_info_; |
104 | 107 |
105 DownloadRequestCore core_; | 108 DownloadRequestCore core_; |
106 DISALLOW_COPY_AND_ASSIGN(DownloadResourceHandler); | 109 DISALLOW_COPY_AND_ASSIGN(DownloadResourceHandler); |
107 }; | 110 }; |
108 | 111 |
109 } // namespace content | 112 } // namespace content |
110 | 113 |
111 #endif // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_RESOURCE_HANDLER_H_ | 114 #endif // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_RESOURCE_HANDLER_H_ |
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