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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 | 7 |
8 #include "app/gfx/native_widget_types.h" | |
8 #include "base/task.h" | 9 #include "base/task.h" |
9 #include "base/thread.h" | 10 #include "base/thread.h" |
10 #include "printing/page_number.h" | 11 #include "printing/page_number.h" |
11 #include "printing/printing_context.h" | 12 #include "printing/printing_context.h" |
12 | 13 |
13 namespace printing { | 14 namespace printing { |
14 | 15 |
15 class PrintedDocument; | 16 class PrintedDocument; |
16 class PrintedPage; | 17 class PrintedPage; |
17 class PrintJob; | 18 class PrintJob; |
18 class PrintJobWorkerOwner; | 19 class PrintJobWorkerOwner; |
19 | 20 |
20 // Worker thread code. All this code, except for the constructor, is executed in | 21 // Worker thread code. All this code, except for the constructor, is executed in |
21 // the worker thread. It manages the PrintingContext, which can be blocking | 22 // the worker thread. It manages the PrintingContext, which can be blocking |
22 // and/or run a message loop. This is the object that generates most | 23 // and/or run a message loop. This is the object that generates most |
23 // NOTIFY_PRINT_JOB_EVENT notifications, but they are generated through a | 24 // NOTIFY_PRINT_JOB_EVENT notifications, but they are generated through a |
24 // NotificationTask task to be executed from the right thread, the UI thread. | 25 // NotificationTask task to be executed from the right thread, the UI thread. |
25 // PrintJob always outlives its worker instance. | 26 // PrintJob always outlives its worker instance. |
26 class PrintJobWorker : public base::Thread { | 27 class PrintJobWorker : public base::Thread { |
27 public: | 28 public: |
28 explicit PrintJobWorker(PrintJobWorkerOwner* owner); | 29 explicit PrintJobWorker(PrintJobWorkerOwner* owner); |
29 ~PrintJobWorker(); | 30 ~PrintJobWorker(); |
30 | 31 |
31 void SetNewOwner(PrintJobWorkerOwner* new_owner); | 32 void SetNewOwner(PrintJobWorkerOwner* new_owner); |
32 | 33 |
33 // Initializes the print settings. If |ask_user_for_settings| is true, a | 34 // Initializes the print settings. If |ask_user_for_settings| is true, a |
34 // Print... dialog box will be shown to ask the user his preference. | 35 // Print... dialog box will be shown to ask the user his preference. |
35 void GetSettings(bool ask_user_for_settings, | 36 void GetSettings(bool ask_user_for_settings, |
36 HWND parent_window, | 37 gfx::NativeWindow parent_window, |
37 int document_page_count, | 38 int document_page_count, |
38 bool has_selection); | 39 bool has_selection); |
39 | 40 |
40 // Starts the printing loop. Every pages are printed as soon as the data is | 41 // Starts the printing loop. Every pages are printed as soon as the data is |
41 // available. Makes sure the new_document is the right one. | 42 // available. Makes sure the new_document is the right one. |
42 void StartPrinting(PrintedDocument* new_document); | 43 void StartPrinting(PrintedDocument* new_document); |
43 | 44 |
44 // Updates the printed document. | 45 // Updates the printed document. |
45 void OnDocumentChanged(PrintedDocument* new_document); | 46 void OnDocumentChanged(PrintedDocument* new_document); |
46 | 47 |
(...skipping 24 matching lines...) Expand all Loading... | |
71 // Renders a page in the printer. | 72 // Renders a page in the printer. |
72 void SpoolPage(PrintedPage& page); | 73 void SpoolPage(PrintedPage& page); |
73 | 74 |
74 // Closes the job since spooling is done. | 75 // Closes the job since spooling is done. |
75 void OnDocumentDone(); | 76 void OnDocumentDone(); |
76 | 77 |
77 // Discards the current document, the current page and cancels the printing | 78 // Discards the current document, the current page and cancels the printing |
78 // context. | 79 // context. |
79 void OnFailure(); | 80 void OnFailure(); |
80 | 81 |
82 #if defined(OS_MACOSX) | |
83 // Asks the user for print settings. Must be called on the UI thread. | |
pink (ping after 24hrs)
2009/10/13 21:04:51
Perhaps add that this has to be added because it n
stuartmorgan
2009/10/13 22:07:43
Done.
| |
84 void GetSettingsWithUI(gfx::NativeWindow parent_window, | |
85 int document_page_count, | |
86 bool has_selection); | |
87 #endif | |
88 | |
89 // Reports settings back to owner_. | |
90 void GetSettingsDone(PrintingContext::Result result); | |
91 | |
81 // Information about the printer setting. | 92 // Information about the printer setting. |
82 PrintingContext printing_context_; | 93 PrintingContext printing_context_; |
83 | 94 |
84 // The printed document. Only has read-only access. | 95 // The printed document. Only has read-only access. |
85 scoped_refptr<PrintedDocument> document_; | 96 scoped_refptr<PrintedDocument> document_; |
86 | 97 |
87 // The print job owning this worker thread. It is guaranteed to outlive this | 98 // The print job owning this worker thread. It is guaranteed to outlive this |
88 // object. | 99 // object. |
89 PrintJobWorkerOwner* owner_; | 100 PrintJobWorkerOwner* owner_; |
90 | 101 |
91 // Current page number to print. | 102 // Current page number to print. |
92 PageNumber page_number_; | 103 PageNumber page_number_; |
93 | 104 |
94 DISALLOW_EVIL_CONSTRUCTORS(PrintJobWorker); | 105 DISALLOW_EVIL_CONSTRUCTORS(PrintJobWorker); |
95 }; | 106 }; |
96 | 107 |
97 } // namespace printing | 108 } // namespace printing |
98 | 109 |
99 template <> | 110 template <> |
100 struct RunnableMethodTraits<printing::PrintJobWorker> { | 111 struct RunnableMethodTraits<printing::PrintJobWorker> { |
101 void RetainCallee(printing::PrintJobWorker* obj); | 112 void RetainCallee(printing::PrintJobWorker* obj); |
102 void ReleaseCallee(printing::PrintJobWorker* obj); | 113 void ReleaseCallee(printing::PrintJobWorker* obj); |
103 private: | 114 private: |
104 scoped_refptr<printing::PrintJobWorkerOwner> owner_; | 115 scoped_refptr<printing::PrintJobWorkerOwner> owner_; |
105 }; | 116 }; |
106 | 117 |
107 #endif // CHROME_BROWSER_PRINTING_PRINT_JOB_WORKER_H__ | 118 #endif // CHROME_BROWSER_PRINTING_PRINT_JOB_WORKER_H__ |
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