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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 #include "chrome/browser/printing/print_preview_dialog_controller.h" | 5 #include "chrome/browser/printing/print_preview_dialog_controller.h" |
6 | 6 |
7 #include <memory> | 7 #include <memory> |
8 | 8 |
9 #include "base/bind_helpers.h" | 9 #include "base/bind_helpers.h" |
10 #include "base/location.h" | 10 #include "base/location.h" |
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50 void set_quit_closure(const base::Closure& quit_closure) { | 50 void set_quit_closure(const base::Closure& quit_closure) { |
51 quit_closure_ = quit_closure; | 51 quit_closure_ = quit_closure; |
52 } | 52 } |
53 | 53 |
54 private: | 54 private: |
55 // content::WebContentsObserver implementation. | 55 // content::WebContentsObserver implementation. |
56 bool OnMessageReceived(const IPC::Message& message) override { | 56 bool OnMessageReceived(const IPC::Message& message) override { |
57 IPC_BEGIN_MESSAGE_MAP(RequestPrintPreviewObserver, message) | 57 IPC_BEGIN_MESSAGE_MAP(RequestPrintPreviewObserver, message) |
58 IPC_MESSAGE_HANDLER(PrintHostMsg_RequestPrintPreview, | 58 IPC_MESSAGE_HANDLER(PrintHostMsg_RequestPrintPreview, |
59 OnRequestPrintPreview) | 59 OnRequestPrintPreview) |
60 IPC_MESSAGE_HANDLER(PrintHostMsg_SetupScriptedPrintPreview, | |
61 OnSetupScriptedPrintPreview) | |
60 IPC_MESSAGE_UNHANDLED(break) | 62 IPC_MESSAGE_UNHANDLED(break) |
61 IPC_END_MESSAGE_MAP() | 63 IPC_END_MESSAGE_MAP() |
62 return false; // Report not handled so the real handler receives it. | 64 return false; // Report not handled so the real handler receives it. |
63 } | 65 } |
64 | 66 |
65 void OnRequestPrintPreview( | 67 void OnRequestPrintPreview( |
66 const PrintHostMsg_RequestPrintPreview_Params& /* params */) { | 68 const PrintHostMsg_RequestPrintPreview_Params& /* params */) { |
67 base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, quit_closure_); | 69 base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, quit_closure_); |
68 } | 70 } |
69 | 71 |
72 void OnSetupScriptedPrintPreview() { | |
73 base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, quit_closure_); | |
74 } | |
75 | |
70 base::Closure quit_closure_; | 76 base::Closure quit_closure_; |
71 | 77 |
72 DISALLOW_COPY_AND_ASSIGN(RequestPrintPreviewObserver); | 78 DISALLOW_COPY_AND_ASSIGN(RequestPrintPreviewObserver); |
73 }; | 79 }; |
74 | 80 |
75 class PrintPreviewDialogClonedObserver : public WebContentsObserver { | 81 class PrintPreviewDialogClonedObserver : public WebContentsObserver { |
76 public: | 82 public: |
77 explicit PrintPreviewDialogClonedObserver(WebContents* dialog) | 83 explicit PrintPreviewDialogClonedObserver(WebContents* dialog) |
78 : WebContentsObserver(dialog) { | 84 : WebContentsObserver(dialog) { |
79 } | 85 } |
80 ~PrintPreviewDialogClonedObserver() override {} | 86 ~PrintPreviewDialogClonedObserver() override {} |
81 | 87 |
82 RequestPrintPreviewObserver* request_preview_dialog_observer() { | 88 RequestPrintPreviewObserver* request_preview_dialog_observer() { |
83 return request_preview_dialog_observer_.get(); | 89 return request_preview_dialog_observer_.get(); |
84 } | 90 } |
85 | 91 |
86 private: | 92 private: |
87 // content::WebContentsObserver implementation. | 93 // content::WebContentsObserver implementation. |
88 void DidCloneToNewWebContents(WebContents* old_web_contents, | 94 void DidCloneToNewWebContents(WebContents* old_web_contents, |
89 WebContents* new_web_contents) override { | 95 WebContents* new_web_contents) override { |
90 request_preview_dialog_observer_.reset( | 96 request_preview_dialog_observer_.reset( |
91 new RequestPrintPreviewObserver(new_web_contents)); | 97 new RequestPrintPreviewObserver(new_web_contents)); |
92 } | 98 } |
93 | 99 |
94 std::unique_ptr<RequestPrintPreviewObserver> request_preview_dialog_observer_; | 100 std::unique_ptr<RequestPrintPreviewObserver> request_preview_dialog_observer_; |
95 | 101 |
96 DISALLOW_COPY_AND_ASSIGN(PrintPreviewDialogClonedObserver); | 102 DISALLOW_COPY_AND_ASSIGN(PrintPreviewDialogClonedObserver); |
97 }; | 103 }; |
98 | 104 |
105 class PrintPreviewDialogStartedObserver : public WebContentsObserver { | |
106 public: | |
107 explicit PrintPreviewDialogStartedObserver(WebContents* dialog) | |
108 : WebContentsObserver(dialog), waiting_(false), dialog_started_(false) {} | |
109 ~PrintPreviewDialogStartedObserver() override {} | |
110 | |
111 bool dialog_started() const { return dialog_started_; } | |
112 | |
113 void WaitForDialogStarted() { | |
114 waiting_ = true; | |
115 if (waiting_) | |
Lei Zhang
2016/07/15 23:43:33
Isn't this always true? It should go in RenderView
Charlie Reis
2016/07/15 23:46:55
Oops! Fixed.
| |
116 run_loop_.Run(); | |
117 } | |
118 | |
119 private: | |
120 // content::WebContentsObserver implementation. | |
121 void RenderViewReady() override { | |
122 dialog_started_ = true; | |
123 run_loop_.Quit(); | |
124 } | |
125 | |
126 bool waiting_; | |
127 bool dialog_started_; | |
128 base::RunLoop run_loop_; | |
129 | |
130 DISALLOW_COPY_AND_ASSIGN(PrintPreviewDialogStartedObserver); | |
131 }; | |
132 | |
99 class PrintPreviewDialogDestroyedObserver : public WebContentsObserver { | 133 class PrintPreviewDialogDestroyedObserver : public WebContentsObserver { |
100 public: | 134 public: |
101 explicit PrintPreviewDialogDestroyedObserver(WebContents* dialog) | 135 explicit PrintPreviewDialogDestroyedObserver(WebContents* dialog) |
102 : WebContentsObserver(dialog), | 136 : WebContentsObserver(dialog), |
103 dialog_destroyed_(false) { | 137 waiting_(false), |
104 } | 138 dialog_destroyed_(false) {} |
105 ~PrintPreviewDialogDestroyedObserver() override {} | 139 ~PrintPreviewDialogDestroyedObserver() override {} |
106 | 140 |
107 bool dialog_destroyed() const { return dialog_destroyed_; } | 141 bool dialog_destroyed() const { return dialog_destroyed_; } |
108 | 142 |
143 void WaitForDialogDestroyed() { | |
144 waiting_ = true; | |
145 run_loop_.Run(); | |
146 } | |
147 | |
109 private: | 148 private: |
110 // content::WebContentsObserver implementation. | 149 // content::WebContentsObserver implementation. |
111 void WebContentsDestroyed() override { dialog_destroyed_ = true; } | 150 void WebContentsDestroyed() override { |
151 dialog_destroyed_ = true; | |
152 if (waiting_) | |
153 run_loop_.Quit(); | |
154 } | |
112 | 155 |
156 bool waiting_; | |
113 bool dialog_destroyed_; | 157 bool dialog_destroyed_; |
158 base::RunLoop run_loop_; | |
114 | 159 |
115 DISALLOW_COPY_AND_ASSIGN(PrintPreviewDialogDestroyedObserver); | 160 DISALLOW_COPY_AND_ASSIGN(PrintPreviewDialogDestroyedObserver); |
116 }; | 161 }; |
117 | 162 |
118 void PluginsLoadedCallback( | 163 void PluginsLoadedCallback( |
119 const base::Closure& quit_closure, | 164 const base::Closure& quit_closure, |
120 const std::vector<content::WebPluginInfo>& /* info */) { | 165 const std::vector<content::WebPluginInfo>& /* info */) { |
121 quit_closure.Run(); | 166 quit_closure.Run(); |
122 } | 167 } |
123 | 168 |
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160 return initiator_; | 205 return initiator_; |
161 } | 206 } |
162 | 207 |
163 void PrintPreview() { | 208 void PrintPreview() { |
164 base::RunLoop run_loop; | 209 base::RunLoop run_loop; |
165 request_preview_dialog_observer()->set_quit_closure(run_loop.QuitClosure()); | 210 request_preview_dialog_observer()->set_quit_closure(run_loop.QuitClosure()); |
166 chrome::Print(browser()); | 211 chrome::Print(browser()); |
167 run_loop.Run(); | 212 run_loop.Run(); |
168 } | 213 } |
169 | 214 |
215 void PrintPreviewViaScript(base::StringPiece script) { | |
216 base::RunLoop run_loop; | |
217 request_preview_dialog_observer()->set_quit_closure(run_loop.QuitClosure()); | |
218 initiator()->GetMainFrame()->ExecuteJavaScriptForTests( | |
219 base::ASCIIToUTF16(script)); | |
220 run_loop.Run(); | |
221 } | |
222 | |
170 WebContents* GetPrintPreviewDialog() { | 223 WebContents* GetPrintPreviewDialog() { |
171 printing::PrintPreviewDialogController* dialog_controller = | 224 printing::PrintPreviewDialogController* dialog_controller = |
172 printing::PrintPreviewDialogController::GetInstance(); | 225 printing::PrintPreviewDialogController::GetInstance(); |
173 return dialog_controller->GetPrintPreviewForContents(initiator_); | 226 return dialog_controller->GetPrintPreviewForContents(initiator_); |
174 } | 227 } |
175 | 228 |
176 private: | 229 private: |
177 void SetUpOnMainThread() override { | 230 void SetUpOnMainThread() override { |
178 WebContents* first_tab = | 231 WebContents* first_tab = |
179 browser()->tab_strip_model()->GetActiveWebContents(); | 232 browser()->tab_strip_model()->GetActiveWebContents(); |
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232 // Try printing again. | 285 // Try printing again. |
233 PrintPreview(); | 286 PrintPreview(); |
234 | 287 |
235 // Get the print preview dialog for the initiator tab. | 288 // Get the print preview dialog for the initiator tab. |
236 WebContents* new_preview_dialog = GetPrintPreviewDialog(); | 289 WebContents* new_preview_dialog = GetPrintPreviewDialog(); |
237 | 290 |
238 // Check a new preview dialog got created. | 291 // Check a new preview dialog got created. |
239 EXPECT_TRUE(new_preview_dialog); | 292 EXPECT_TRUE(new_preview_dialog); |
240 } | 293 } |
241 | 294 |
295 // Ensure that back/forward navigations with ScopedPageLoadDeferrers (e.g., | |
296 // during printing) end up committing to the correct NavigationEntry. | |
297 // See https://crbug.com/626838. | |
298 IN_PROC_BROWSER_TEST_F(PrintPreviewDialogControllerBrowserTest, | |
299 HistoryNavigateDuringPrint) { | |
300 WebContents* tab = browser()->tab_strip_model()->GetActiveWebContents(); | |
301 ui_test_utils::NavigateToURL(browser(), GURL("data:text/html,page1")); | |
302 ui_test_utils::NavigateToURL(browser(), GURL("data:text/html,page2")); | |
303 EXPECT_EQ(2, tab->GetController().GetEntryCount()); | |
304 EXPECT_EQ(1, tab->GetController().GetLastCommittedEntryIndex()); | |
305 | |
306 // Go back via script, but before that gets a chance to commit, show a print | |
307 // dialog with a nested message loop and ScopedPageLoadDeferrer. | |
308 PrintPreviewViaScript("history.back(); print();"); | |
309 | |
310 // Get the preview dialog for the initiator tab. | |
311 WebContents* preview_dialog = GetPrintPreviewDialog(); | |
312 | |
313 // Check a new print preview dialog got created. | |
314 ASSERT_TRUE(preview_dialog); | |
315 ASSERT_NE(initiator(), preview_dialog); | |
316 | |
317 if (!preview_dialog->GetRenderProcessHost()->IsReady()) { | |
318 PrintPreviewDialogStartedObserver started_observer(preview_dialog); | |
319 started_observer.WaitForDialogStarted(); | |
320 ASSERT_TRUE(started_observer.dialog_started()); | |
321 } | |
322 | |
323 // Dismiss the dialog. | |
324 PrintPreviewDialogDestroyedObserver destroyed_observer(preview_dialog); | |
325 ASSERT_TRUE(preview_dialog->GetRenderProcessHost()->Shutdown(0, true)); | |
326 if (!destroyed_observer.dialog_destroyed()) { | |
327 destroyed_observer.WaitForDialogDestroyed(); | |
328 ASSERT_TRUE(destroyed_observer.dialog_destroyed()); | |
329 } | |
330 ASSERT_FALSE(GetPrintPreviewDialog()); | |
331 | |
332 // The back navigation should put us back on the first entry. | |
333 content::WaitForLoadStop(tab); | |
334 EXPECT_EQ(2, tab->GetController().GetEntryCount()); | |
335 EXPECT_EQ(0, tab->GetController().GetLastCommittedEntryIndex()); | |
336 } | |
337 | |
242 // Test to verify that after reloading the initiator, it creates a new print | 338 // Test to verify that after reloading the initiator, it creates a new print |
243 // preview dialog. | 339 // preview dialog. |
244 IN_PROC_BROWSER_TEST_F(PrintPreviewDialogControllerBrowserTest, | 340 IN_PROC_BROWSER_TEST_F(PrintPreviewDialogControllerBrowserTest, |
245 ReloadInitiatorTab) { | 341 ReloadInitiatorTab) { |
246 // Print for the first time. | 342 // Print for the first time. |
247 PrintPreview(); | 343 PrintPreview(); |
248 | 344 |
249 WebContents* preview_dialog = GetPrintPreviewDialog(); | 345 WebContents* preview_dialog = GetPrintPreviewDialog(); |
250 | 346 |
251 // Check a new print preview dialog got created. | 347 // Check a new print preview dialog got created. |
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377 EXPECT_EQ(task_management::Task::RENDERER, task->GetType()); | 473 EXPECT_EQ(task_management::Task::RENDERER, task->GetType()); |
378 const base::string16 title = task->title(); | 474 const base::string16 title = task->title(); |
379 EXPECT_TRUE(base::StartsWith(title, | 475 EXPECT_TRUE(base::StartsWith(title, |
380 expected_prefix, | 476 expected_prefix, |
381 base::CompareCase::INSENSITIVE_ASCII)); | 477 base::CompareCase::INSENSITIVE_ASCII)); |
382 } | 478 } |
383 | 479 |
384 } // namespace | 480 } // namespace |
385 | 481 |
386 #endif // defined(ENABLE_TASK_MANAGER) | 482 #endif // defined(ENABLE_TASK_MANAGER) |
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