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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> | 8 #include <stdint.h> |
9 | 9 |
10 #include <string> | 10 #include <string> |
(...skipping 15 matching lines...) Expand all Loading... | |
26 namespace content { | 26 namespace content { |
27 class ByteStreamReader; | 27 class ByteStreamReader; |
28 class ByteStreamWriter; | 28 class ByteStreamWriter; |
29 class DownloadRequestHandle; | 29 class DownloadRequestHandle; |
30 class PowerSaveBlocker; | 30 class PowerSaveBlocker; |
31 struct DownloadCreateInfo; | 31 struct DownloadCreateInfo; |
32 | 32 |
33 // Forwards data to the download thread. | 33 // Forwards data to the download thread. |
34 class CONTENT_EXPORT DownloadResourceHandler | 34 class CONTENT_EXPORT DownloadResourceHandler |
35 : public ResourceHandler, | 35 : public ResourceHandler, |
36 public DownloadRequestCore::Delegate, | |
36 public base::SupportsWeakPtr<DownloadResourceHandler> { | 37 public base::SupportsWeakPtr<DownloadResourceHandler> { |
37 public: | 38 public: |
38 struct DownloadTabInfo; | 39 struct DownloadTabInfo; |
39 | 40 |
40 // started_cb will be called exactly once on the UI thread. | 41 // started_cb will be called exactly once on the UI thread. |
41 // |id| should be invalid if the id should be automatically assigned. | 42 // |id| should be invalid if the id should be automatically assigned. |
42 DownloadResourceHandler( | 43 DownloadResourceHandler(net::URLRequest* request); |
43 uint32_t id, | |
44 net::URLRequest* request, | |
45 const DownloadUrlParameters::OnStartedCallback& started_cb, | |
46 scoped_ptr<DownloadSaveInfo> save_info); | |
47 | 44 |
48 bool OnRequestRedirected(const net::RedirectInfo& redirect_info, | 45 bool OnRequestRedirected(const net::RedirectInfo& redirect_info, |
49 ResourceResponse* response, | 46 ResourceResponse* response, |
50 bool* defer) override; | 47 bool* defer) override; |
51 | 48 |
52 // Send the download creation information to the download thread. | 49 // Send the download creation information to the download thread. |
53 bool OnResponseStarted(ResourceResponse* response, bool* defer) override; | 50 bool OnResponseStarted(ResourceResponse* response, bool* defer) override; |
54 | 51 |
55 // Pass-through implementation. | 52 // Pass-through implementation. |
56 bool OnWillStart(const GURL& url, bool* defer) override; | 53 bool OnWillStart(const GURL& url, bool* defer) override; |
(...skipping 20 matching lines...) Expand all Loading... | |
77 void ResumeRequest(); | 74 void ResumeRequest(); |
78 | 75 |
79 // May result in this object being deleted by its owner. | 76 // May result in this object being deleted by its owner. |
80 void CancelRequest(); | 77 void CancelRequest(); |
81 | 78 |
82 std::string DebugString() const; | 79 std::string DebugString() const; |
83 | 80 |
84 private: | 81 private: |
85 ~DownloadResourceHandler() override; | 82 ~DownloadResourceHandler() override; |
86 | 83 |
87 // Arrange for started_cb_ to be called on the UI thread with the | 84 // DownloadRequestCore::Delegate |
88 // below values, nulling out started_cb_. Should only be called | 85 void OnStart( |
89 // on the IO thread. | 86 scoped_ptr<DownloadCreateInfo> download_create_info, |
90 void CallStartedCB(DownloadInterruptReason interrupt_reason); | 87 scoped_ptr<ByteStreamReader> stream_reader, |
91 | 88 const DownloadUrlParameters::OnStartedCallback& callback) override; |
92 void OnCoreReadyToRead(); | 89 void OnReadyToRead() override; |
93 | |
94 uint32_t download_id_; | |
95 | |
96 // This is read only on the IO thread, but may only | |
97 // be called on the UI thread. | |
98 DownloadUrlParameters::OnStartedCallback started_cb_; | |
99 | 90 |
100 // Stores information about the download that must be acquired on the UI | 91 // Stores information about the download that must be acquired on the UI |
101 // thread before StartOnUIThread is called. | 92 // thread before StartOnUIThread is called. |
102 // Created on IO thread, but only accessed on UI thread. |tab_info_| holds | 93 // Created on IO thread, but only accessed on UI thread. |tab_info_| holds |
103 // the pointer until we pass it off to StartOnUIThread or DeleteSoon. | 94 // the pointer until we pass it off to StartOnUIThread or DeleteSoon. |
104 // Marked as a scoped_ptr<> to indicate ownership of the structure, but | 95 // Marked as a scoped_ptr<> to indicate ownership of the structure, but |
105 // deletion must occur on the IO thread. | 96 // deletion must occur on the IO thread. |
106 scoped_ptr<DownloadTabInfo> tab_info_; | 97 scoped_ptr<DownloadTabInfo> tab_info_; |
107 | 98 |
108 DownloadRequestCore core_; | 99 DownloadRequestCore core_; |
100 scoped_refptr<ResourceResponse> response_; | |
Randy Smith (Not in Mondays)
2016/02/10 21:48:45
IIUC, this is being used to pass information from
asanka
2016/02/11 03:43:07
Switched to original_mime_type which is the name w
Randy Smith (Not in Mondays)
2016/02/11 22:08:08
Two thoughts:
* Huh. Ok, but "original_mime_type_
Randy Smith (Not in Mondays)
2016/02/12 18:01:18
Still hoping you'll respond on this issue?
asanka
2016/02/12 18:31:46
Went with an extra argument to OnResponseStarted()
| |
109 DISALLOW_COPY_AND_ASSIGN(DownloadResourceHandler); | 101 DISALLOW_COPY_AND_ASSIGN(DownloadResourceHandler); |
110 }; | 102 }; |
111 | 103 |
112 } // namespace content | 104 } // namespace content |
113 | 105 |
114 #endif // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_RESOURCE_HANDLER_H_ | 106 #endif // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_RESOURCE_HANDLER_H_ |
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