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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 #include "chrome/browser/printing/print_view_manager_base.h" | 5 #include "chrome/browser/printing/print_view_manager_base.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/memory/scoped_ptr.h" | 8 #include "base/memory/scoped_ptr.h" |
9 #include "base/prefs/pref_service.h" | 9 #include "base/prefs/pref_service.h" |
10 #include "base/strings/utf_string_conversions.h" | 10 #include "base/strings/utf_string_conversions.h" |
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26 #include "content/public/browser/render_view_host.h" | 26 #include "content/public/browser/render_view_host.h" |
27 #include "content/public/browser/web_contents.h" | 27 #include "content/public/browser/web_contents.h" |
28 #include "printing/metafile_impl.h" | 28 #include "printing/metafile_impl.h" |
29 #include "printing/printed_document.h" | 29 #include "printing/printed_document.h" |
30 #include "ui/base/l10n/l10n_util.h" | 30 #include "ui/base/l10n/l10n_util.h" |
31 | 31 |
32 #if defined(ENABLE_FULL_PRINTING) | 32 #if defined(ENABLE_FULL_PRINTING) |
33 #include "chrome/browser/printing/print_error_dialog.h" | 33 #include "chrome/browser/printing/print_error_dialog.h" |
34 #endif | 34 #endif |
35 | 35 |
36 #if defined(WIN_PDF_METAFILE_FOR_PRINTING) | 36 #if defined(OS_WIN) |
37 #include "base/memory/ref_counted.h" | 37 #include "base/memory/ref_counted.h" |
38 #include "base/memory/ref_counted_memory.h" | 38 #include "base/memory/ref_counted_memory.h" |
39 #include "chrome/browser/printing/pdf_to_emf_converter.h" | 39 #include "chrome/browser/printing/pdf_to_emf_converter.h" |
40 #include "printing/pdf_render_settings.h" | 40 #include "printing/pdf_render_settings.h" |
41 #endif | 41 #endif |
42 | 42 |
43 using base::TimeDelta; | 43 using base::TimeDelta; |
44 using content::BrowserThread; | 44 using content::BrowserThread; |
45 | 45 |
46 namespace printing { | 46 namespace printing { |
47 | 47 |
48 namespace { | 48 namespace { |
49 | 49 |
50 #if defined(OS_WIN) && !defined(WIN_PDF_METAFILE_FOR_PRINTING) | |
51 // Limits memory usage by raster to 64 MiB. | |
52 const int kMaxRasterSizeInPixels = 16*1024*1024; | |
53 #endif | |
54 | |
55 } // namespace | 50 } // namespace |
56 | 51 |
57 PrintViewManagerBase::PrintViewManagerBase(content::WebContents* web_contents) | 52 PrintViewManagerBase::PrintViewManagerBase(content::WebContents* web_contents) |
58 : content::WebContentsObserver(web_contents), | 53 : content::WebContentsObserver(web_contents), |
59 number_pages_(0), | 54 number_pages_(0), |
60 printing_succeeded_(false), | 55 printing_succeeded_(false), |
61 inside_inner_message_loop_(false), | 56 inside_inner_message_loop_(false), |
62 cookie_(0), | 57 cookie_(0), |
63 queue_(g_browser_process->print_job_manager()->queue()) { | 58 queue_(g_browser_process->print_job_manager()->queue()) { |
64 DCHECK(queue_.get()); | 59 DCHECK(queue_.get()); |
65 #if (defined(OS_POSIX) && !defined(OS_MACOSX)) || \ | 60 #if !defined(OS_MACOSX) |
66 defined(WIN_PDF_METAFILE_FOR_PRINTING) | |
67 expecting_first_page_ = true; | 61 expecting_first_page_ = true; |
68 #endif | 62 #endif // OS_MACOSX |
69 Profile* profile = | 63 Profile* profile = |
70 Profile::FromBrowserContext(web_contents->GetBrowserContext()); | 64 Profile::FromBrowserContext(web_contents->GetBrowserContext()); |
71 printing_enabled_.Init( | 65 printing_enabled_.Init( |
72 prefs::kPrintingEnabled, | 66 prefs::kPrintingEnabled, |
73 profile->GetPrefs(), | 67 profile->GetPrefs(), |
74 base::Bind(&PrintViewManagerBase::UpdateScriptedPrintingBlocked, | 68 base::Bind(&PrintViewManagerBase::UpdateScriptedPrintingBlocked, |
75 base::Unretained(this))); | 69 base::Unretained(this))); |
76 } | 70 } |
77 | 71 |
78 PrintViewManagerBase::~PrintViewManagerBase() { | 72 PrintViewManagerBase::~PrintViewManagerBase() { |
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122 DCHECK_GT(cookie, 0); | 116 DCHECK_GT(cookie, 0); |
123 DCHECK_GT(number_pages, 0); | 117 DCHECK_GT(number_pages, 0); |
124 number_pages_ = number_pages; | 118 number_pages_ = number_pages; |
125 OpportunisticallyCreatePrintJob(cookie); | 119 OpportunisticallyCreatePrintJob(cookie); |
126 } | 120 } |
127 | 121 |
128 void PrintViewManagerBase::OnDidGetDocumentCookie(int cookie) { | 122 void PrintViewManagerBase::OnDidGetDocumentCookie(int cookie) { |
129 cookie_ = cookie; | 123 cookie_ = cookie; |
130 } | 124 } |
131 | 125 |
132 #if defined(WIN_PDF_METAFILE_FOR_PRINTING) | 126 #if defined(OS_WIN) |
133 void PrintViewManagerBase::OnPdfToEmfConverted( | 127 void PrintViewManagerBase::OnPdfToEmfConverted( |
134 const PrintHostMsg_DidPrintPage_Params& params, | 128 const PrintHostMsg_DidPrintPage_Params& params, |
135 double scale_factor, | 129 double scale_factor, |
136 const std::vector<base::FilePath>& emf_files) { | 130 const std::vector<base::FilePath>& emf_files) { |
137 if (!print_job_.get()) | 131 if (!print_job_.get()) |
138 return; | 132 return; |
139 | 133 |
140 PrintedDocument* document = print_job_->document(); | 134 PrintedDocument* document = print_job_->document(); |
141 if (!document) | 135 if (!document) |
142 return; | 136 return; |
143 | 137 |
144 for (size_t i = 0; i < emf_files.size(); ++i) { | 138 for (size_t i = 0; i < emf_files.size(); ++i) { |
145 scoped_ptr<printing::Emf> metafile(new printing::Emf); | 139 scoped_ptr<printing::Emf> metafile(new printing::Emf); |
146 if (!metafile->InitFromFile(emf_files[i])) { | 140 if (!metafile->InitFromFile(emf_files[i])) { |
147 NOTREACHED() << "Invalid metafile"; | 141 NOTREACHED() << "Invalid metafile"; |
148 web_contents()->Stop(); | 142 web_contents()->Stop(); |
149 return; | 143 return; |
150 } | 144 } |
151 // Update the rendered document. It will send notifications to the listener. | 145 // Update the rendered document. It will send notifications to the listener. |
152 document->SetPage(i, | 146 document->SetPage(i, |
153 metafile.release(), | 147 metafile.release(), |
154 scale_factor, | 148 scale_factor, |
155 params.page_size, | 149 params.page_size, |
156 params.content_area); | 150 params.content_area); |
157 } | 151 } |
158 | 152 |
159 ShouldQuitFromInnerMessageLoop(); | 153 ShouldQuitFromInnerMessageLoop(); |
160 } | 154 } |
161 #endif // WIN_PDF_METAFILE_FOR_PRINTING | 155 #endif // OS_WIN |
162 | 156 |
163 void PrintViewManagerBase::OnDidPrintPage( | 157 void PrintViewManagerBase::OnDidPrintPage( |
164 const PrintHostMsg_DidPrintPage_Params& params) { | 158 const PrintHostMsg_DidPrintPage_Params& params) { |
165 if (!OpportunisticallyCreatePrintJob(params.document_cookie)) | 159 if (!OpportunisticallyCreatePrintJob(params.document_cookie)) |
166 return; | 160 return; |
167 | 161 |
168 PrintedDocument* document = print_job_->document(); | 162 PrintedDocument* document = print_job_->document(); |
169 if (!document || params.document_cookie != document->cookie()) { | 163 if (!document || params.document_cookie != document->cookie()) { |
170 // Out of sync. It may happen since we are completely asynchronous. Old | 164 // Out of sync. It may happen since we are completely asynchronous. Old |
171 // spurious messages can be received if one of the processes is overloaded. | 165 // spurious messages can be received if one of the processes is overloaded. |
172 return; | 166 return; |
173 } | 167 } |
174 | 168 |
175 #if (defined(OS_WIN) && !defined(WIN_PDF_METAFILE_FOR_PRINTING)) || \ | 169 #if defined(OS_MACOSX) |
176 defined(OS_MACOSX) | |
177 const bool metafile_must_be_valid = true; | 170 const bool metafile_must_be_valid = true; |
178 #elif defined(OS_POSIX) || defined(WIN_PDF_METAFILE_FOR_PRINTING) | 171 #else |
179 const bool metafile_must_be_valid = expecting_first_page_; | 172 const bool metafile_must_be_valid = expecting_first_page_; |
180 expecting_first_page_ = false; | 173 expecting_first_page_ = false; |
181 #endif | 174 #endif // OS_MACOSX |
182 | 175 |
183 base::SharedMemory shared_buf(params.metafile_data_handle, true); | 176 base::SharedMemory shared_buf(params.metafile_data_handle, true); |
184 if (metafile_must_be_valid) { | 177 if (metafile_must_be_valid) { |
185 if (!shared_buf.Map(params.data_size)) { | 178 if (!shared_buf.Map(params.data_size)) { |
186 NOTREACHED() << "couldn't map"; | 179 NOTREACHED() << "couldn't map"; |
187 web_contents()->Stop(); | 180 web_contents()->Stop(); |
188 return; | 181 return; |
189 } | 182 } |
190 } | 183 } |
191 | 184 |
192 scoped_ptr<NativeMetafile> metafile(new NativeMetafile); | 185 scoped_ptr<NativeMetafile> metafile(new NativeMetafile); |
193 if (metafile_must_be_valid) { | 186 if (metafile_must_be_valid) { |
194 if (!metafile->InitFromData(shared_buf.memory(), params.data_size)) { | 187 if (!metafile->InitFromData(shared_buf.memory(), params.data_size)) { |
195 NOTREACHED() << "Invalid metafile header"; | 188 NOTREACHED() << "Invalid metafile header"; |
196 web_contents()->Stop(); | 189 web_contents()->Stop(); |
197 return; | 190 return; |
198 } | 191 } |
199 } | 192 } |
200 | 193 |
201 #if defined(OS_WIN) && !defined(WIN_PDF_METAFILE_FOR_PRINTING) | 194 #if !defined(OS_WIN) |
202 bool big_emf = (params.data_size && params.data_size >= kMetafileMaxSize); | |
203 int raster_size = | |
204 std::min(params.page_size.GetArea(), kMaxRasterSizeInPixels); | |
205 if (big_emf) { | |
206 scoped_ptr<NativeMetafile> raster_metafile( | |
207 metafile->RasterizeMetafile(raster_size)); | |
208 if (raster_metafile.get()) { | |
209 metafile.swap(raster_metafile); | |
210 } else if (big_emf) { | |
211 // Don't fall back to emf here. | |
212 NOTREACHED() << "size:" << params.data_size; | |
213 TerminatePrintJob(true); | |
214 web_contents()->Stop(); | |
215 return; | |
216 } | |
217 } | |
218 #endif // OS_WIN && !WIN_PDF_METAFILE_FOR_PRINTING | |
219 | |
220 #if !defined(WIN_PDF_METAFILE_FOR_PRINTING) | |
221 // Update the rendered document. It will send notifications to the listener. | 195 // Update the rendered document. It will send notifications to the listener. |
222 document->SetPage(params.page_number, | 196 document->SetPage(params.page_number, |
223 metafile.release(), | 197 metafile.release(), |
224 #if defined(OS_WIN) | |
225 params.actual_shrink, | |
226 #endif // OS_WIN | |
227 params.page_size, | 198 params.page_size, |
228 params.content_area); | 199 params.content_area); |
229 | 200 |
230 ShouldQuitFromInnerMessageLoop(); | 201 ShouldQuitFromInnerMessageLoop(); |
231 #else | 202 #else |
232 if (metafile_must_be_valid) { | 203 if (metafile_must_be_valid) { |
233 scoped_refptr<base::RefCountedBytes> bytes = new base::RefCountedBytes( | 204 scoped_refptr<base::RefCountedBytes> bytes = new base::RefCountedBytes( |
234 reinterpret_cast<const unsigned char*>(shared_buf.memory()), | 205 reinterpret_cast<const unsigned char*>(shared_buf.memory()), |
235 params.data_size); | 206 params.data_size); |
236 | 207 |
237 document->DebugDumpData(bytes, FILE_PATH_LITERAL(".pdf")); | 208 document->DebugDumpData(bytes, FILE_PATH_LITERAL(".pdf")); |
238 | 209 |
239 if (!pdf_to_emf_converter_) | 210 if (!pdf_to_emf_converter_) |
240 pdf_to_emf_converter_ = PdfToEmfConverter::CreateDefault(); | 211 pdf_to_emf_converter_ = PdfToEmfConverter::CreateDefault(); |
241 | 212 |
242 const int kPrinterDpi = print_job_->settings().dpi(); | 213 const int kPrinterDpi = print_job_->settings().dpi(); |
243 pdf_to_emf_converter_->Start( | 214 pdf_to_emf_converter_->Start( |
244 bytes, | 215 bytes, |
245 printing::PdfRenderSettings(params.content_area, kPrinterDpi, true), | 216 printing::PdfRenderSettings(params.content_area, kPrinterDpi, true), |
246 base::Bind(&PrintViewManagerBase::OnPdfToEmfConverted, | 217 base::Bind(&PrintViewManagerBase::OnPdfToEmfConverted, |
247 base::Unretained(this), | 218 base::Unretained(this), |
248 params)); | 219 params)); |
249 } | 220 } |
250 #endif // !WIN_PDF_METAFILE_FOR_PRINTING | 221 #endif // !OS_WIN |
251 } | 222 } |
252 | 223 |
253 void PrintViewManagerBase::OnPrintingFailed(int cookie) { | 224 void PrintViewManagerBase::OnPrintingFailed(int cookie) { |
254 if (cookie != cookie_) { | 225 if (cookie != cookie_) { |
255 NOTREACHED(); | 226 NOTREACHED(); |
256 return; | 227 return; |
257 } | 228 } |
258 | 229 |
259 #if defined(ENABLE_FULL_PRINTING) | 230 #if defined(ENABLE_FULL_PRINTING) |
260 chrome::ShowPrintErrorDialog(); | 231 chrome::ShowPrintErrorDialog(); |
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447 if (print_job_.get() && | 418 if (print_job_.get() && |
448 print_job_->document() && | 419 print_job_->document() && |
449 !print_job_->document()->IsComplete()) { | 420 !print_job_->document()->IsComplete()) { |
450 DCHECK(!result); | 421 DCHECK(!result); |
451 // That failed. | 422 // That failed. |
452 TerminatePrintJob(true); | 423 TerminatePrintJob(true); |
453 } else { | 424 } else { |
454 // DO NOT wait for the job to finish. | 425 // DO NOT wait for the job to finish. |
455 ReleasePrintJob(); | 426 ReleasePrintJob(); |
456 } | 427 } |
457 #if (defined(OS_POSIX) && !defined(OS_MACOSX)) || \ | 428 #if !defined(OS_MACOSX) |
458 defined(WIN_PDF_METAFILE_FOR_PRINTING) | |
459 expecting_first_page_ = true; | 429 expecting_first_page_ = true; |
460 #endif | 430 #endif // OS_MACOSX |
461 } | 431 } |
462 | 432 |
463 void PrintViewManagerBase::PrintingDone(bool success) { | 433 void PrintViewManagerBase::PrintingDone(bool success) { |
464 if (!print_job_.get()) | 434 if (!print_job_.get()) |
465 return; | 435 return; |
466 Send(new PrintMsg_PrintingDone(routing_id(), success)); | 436 Send(new PrintMsg_PrintingDone(routing_id(), success)); |
467 } | 437 } |
468 | 438 |
469 void PrintViewManagerBase::TerminatePrintJob(bool cancel) { | 439 void PrintViewManagerBase::TerminatePrintJob(bool cancel) { |
470 if (!print_job_.get()) | 440 if (!print_job_.get()) |
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592 scoped_refptr<printing::PrinterQuery> printer_query; | 562 scoped_refptr<printing::PrinterQuery> printer_query; |
593 printer_query = queue_->PopPrinterQuery(cookie); | 563 printer_query = queue_->PopPrinterQuery(cookie); |
594 if (!printer_query.get()) | 564 if (!printer_query.get()) |
595 return; | 565 return; |
596 BrowserThread::PostTask( | 566 BrowserThread::PostTask( |
597 BrowserThread::IO, FROM_HERE, | 567 BrowserThread::IO, FROM_HERE, |
598 base::Bind(&PrinterQuery::StopWorker, printer_query.get())); | 568 base::Bind(&PrinterQuery::StopWorker, printer_query.get())); |
599 } | 569 } |
600 | 570 |
601 } // namespace printing | 571 } // namespace printing |
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