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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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_PRINTING_PRINT_JOB_WORKER_H__ | 5 #ifndef CHROME_BROWSER_PRINTING_PRINT_JOB_WORKER_H__ |
6 #define CHROME_BROWSER_PRINTING_PRINT_JOB_WORKER_H__ | 6 #define CHROME_BROWSER_PRINTING_PRINT_JOB_WORKER_H__ |
7 #pragma once | 7 #pragma once |
8 | 8 |
| 9 #include "base/ref_counted.h" |
| 10 #include "base/scoped_ptr.h" |
9 #include "base/task.h" | 11 #include "base/task.h" |
10 #include "base/thread.h" | 12 #include "base/thread.h" |
11 #include "gfx/native_widget_types.h" | 13 #include "gfx/native_widget_types.h" |
12 #include "printing/page_number.h" | 14 #include "printing/page_number.h" |
13 #include "printing/printing_context.h" | 15 #include "printing/printing_context.h" |
14 | 16 |
15 namespace printing { | 17 namespace printing { |
16 | 18 |
17 class PrintedDocument; | 19 class PrintedDocument; |
18 class PrintedPage; | 20 class PrintedPage; |
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53 void OnNewPage(); | 55 void OnNewPage(); |
54 | 56 |
55 // This is the only function that can be called in a thread. | 57 // This is the only function that can be called in a thread. |
56 void Cancel(); | 58 void Cancel(); |
57 | 59 |
58 // Cancels the Print... dialog box if shown, noop otherwise. | 60 // Cancels the Print... dialog box if shown, noop otherwise. |
59 void DismissDialog(); | 61 void DismissDialog(); |
60 | 62 |
61 protected: | 63 protected: |
62 // Retrieves the context for testing only. | 64 // Retrieves the context for testing only. |
63 PrintingContext& printing_context() { return printing_context_; } | 65 PrintingContext* printing_context() { return printing_context_.get(); } |
64 | 66 |
65 private: | 67 private: |
66 // The shared NotificationService service can only be accessed from the UI | 68 // The shared NotificationService service can only be accessed from the UI |
67 // thread, so this class encloses the necessary information to send the | 69 // thread, so this class encloses the necessary information to send the |
68 // notification from the right thread. Most NOTIFY_PRINT_JOB_EVENT | 70 // notification from the right thread. Most NOTIFY_PRINT_JOB_EVENT |
69 // notifications are sent this way, except USER_INIT_DONE, USER_INIT_CANCELED | 71 // notifications are sent this way, except USER_INIT_DONE, USER_INIT_CANCELED |
70 // and DEFAULT_INIT_DONE. These three are sent through PrintJob::InitDone(). | 72 // and DEFAULT_INIT_DONE. These three are sent through PrintJob::InitDone(). |
71 class NotificationTask; | 73 class NotificationTask; |
72 friend struct RunnableMethodTraits<PrintJobWorker>; | 74 friend struct RunnableMethodTraits<PrintJobWorker>; |
73 | 75 |
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91 // The callback used by PrintingContext::GetSettingsWithUI() to notify this | 93 // The callback used by PrintingContext::GetSettingsWithUI() to notify this |
92 // object that the print settings are set. This is needed in order to bounce | 94 // object that the print settings are set. This is needed in order to bounce |
93 // back into the IO thread for GetSettingsDone(). | 95 // back into the IO thread for GetSettingsDone(). |
94 void GetSettingsWithUIDone(PrintingContext::Result result); | 96 void GetSettingsWithUIDone(PrintingContext::Result result); |
95 #endif | 97 #endif |
96 | 98 |
97 // Reports settings back to owner_. | 99 // Reports settings back to owner_. |
98 void GetSettingsDone(PrintingContext::Result result); | 100 void GetSettingsDone(PrintingContext::Result result); |
99 | 101 |
100 // Information about the printer setting. | 102 // Information about the printer setting. |
101 PrintingContext printing_context_; | 103 scoped_ptr<PrintingContext> printing_context_; |
102 | 104 |
103 // The printed document. Only has read-only access. | 105 // The printed document. Only has read-only access. |
104 scoped_refptr<PrintedDocument> document_; | 106 scoped_refptr<PrintedDocument> document_; |
105 | 107 |
106 // The print job owning this worker thread. It is guaranteed to outlive this | 108 // The print job owning this worker thread. It is guaranteed to outlive this |
107 // object. | 109 // object. |
108 PrintJobWorkerOwner* owner_; | 110 PrintJobWorkerOwner* owner_; |
109 | 111 |
110 // Current page number to print. | 112 // Current page number to print. |
111 PageNumber page_number_; | 113 PageNumber page_number_; |
112 | 114 |
113 DISALLOW_COPY_AND_ASSIGN(PrintJobWorker); | 115 DISALLOW_COPY_AND_ASSIGN(PrintJobWorker); |
114 }; | 116 }; |
115 | 117 |
116 } // namespace printing | 118 } // namespace printing |
117 | 119 |
118 template <> | 120 template <> |
119 struct RunnableMethodTraits<printing::PrintJobWorker> { | 121 struct RunnableMethodTraits<printing::PrintJobWorker> { |
120 void RetainCallee(printing::PrintJobWorker* obj); | 122 void RetainCallee(printing::PrintJobWorker* obj); |
121 void ReleaseCallee(printing::PrintJobWorker* obj); | 123 void ReleaseCallee(printing::PrintJobWorker* obj); |
122 private: | 124 private: |
123 scoped_refptr<printing::PrintJobWorkerOwner> owner_; | 125 scoped_refptr<printing::PrintJobWorkerOwner> owner_; |
124 }; | 126 }; |
125 | 127 |
126 #endif // CHROME_BROWSER_PRINTING_PRINT_JOB_WORKER_H__ | 128 #endif // CHROME_BROWSER_PRINTING_PRINT_JOB_WORKER_H__ |
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