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Side by Side Diff: chrome/browser/printing/print_view_manager_base.h

Issue 2510753002: Revert of Make printing work better with OOPIF. (Closed)
Patch Set: Created 4 years, 1 month ago
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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 #ifndef CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_BASE_H_ 5 #ifndef CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_BASE_H_
6 #define CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_BASE_H_ 6 #define CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_BASE_H_
7 7
8 #include <memory>
9
10 #include "base/macros.h" 8 #include "base/macros.h"
11 #include "base/memory/ref_counted.h" 9 #include "base/memory/ref_counted.h"
12 #include "base/strings/string16.h" 10 #include "base/strings/string16.h"
13 #include "build/build_config.h" 11 #include "build/build_config.h"
14 #include "components/prefs/pref_member.h" 12 #include "components/prefs/pref_member.h"
15 #include "components/printing/browser/print_manager.h" 13 #include "components/printing/browser/print_manager.h"
16 #include "content/public/browser/notification_observer.h" 14 #include "content/public/browser/notification_observer.h"
17 #include "content/public/browser/notification_registrar.h" 15 #include "content/public/browser/notification_registrar.h"
18 #include "printing/features/features.h" 16 #include "printing/features/features.h"
19 #include "printing/printed_pages_source.h" 17 #include "printing/printed_pages_source.h"
20 18
21 struct PrintHostMsg_DidPrintPage_Params; 19 struct PrintHostMsg_DidPrintPage_Params;
22 20
23 namespace content {
24 class RenderFrameHost;
25 }
26
27 namespace printing { 21 namespace printing {
28 22
29 class JobEventDetails; 23 class JobEventDetails;
30 class MetafilePlayer; 24 class MetafilePlayer;
31 class PrintJob; 25 class PrintJob;
32 class PrintJobWorkerOwner; 26 class PrintJobWorkerOwner;
33 class PrintQueriesQueue; 27 class PrintQueriesQueue;
34 28
35 // Base class for managing the print commands for a WebContents. 29 // Base class for managing the print commands for a WebContents.
36 class PrintViewManagerBase : public content::NotificationObserver, 30 class PrintViewManagerBase : public content::NotificationObserver,
37 public PrintedPagesSource, 31 public PrintedPagesSource,
38 public PrintManager { 32 public PrintManager {
39 public: 33 public:
40 ~PrintViewManagerBase() override; 34 ~PrintViewManagerBase() override;
41 35
42 #if BUILDFLAG(ENABLE_BASIC_PRINTING) 36 #if BUILDFLAG(ENABLE_BASIC_PRINTING)
43 // Prints the current document immediately. Since the rendering is 37 // Prints the current document immediately. Since the rendering is
44 // asynchronous, the actual printing will not be completed on the return of 38 // asynchronous, the actual printing will not be completed on the return of
45 // this function. Returns false if printing is impossible at the moment. 39 // this function. Returns false if printing is impossible at the moment.
46 virtual bool PrintNow(content::RenderFrameHost* rfh); 40 virtual bool PrintNow();
47 #endif // ENABLE_BASIC_PRINTING 41 #endif // ENABLE_BASIC_PRINTING
48 42
49 // Whether printing is enabled or not. 43 // Whether to block scripted printing for our tab or not.
50 void UpdatePrintingEnabled(); 44 void UpdateScriptedPrintingBlocked();
51 45
52 // PrintedPagesSource implementation. 46 // PrintedPagesSource implementation.
53 base::string16 RenderSourceName() override; 47 base::string16 RenderSourceName() override;
54 48
55 protected: 49 protected:
56 explicit PrintViewManagerBase(content::WebContents* web_contents); 50 explicit PrintViewManagerBase(content::WebContents* web_contents);
57 51
58 // Helper method for Print*Now(). 52 // Helper method for Print*Now().
59 bool PrintNowInternal(content::RenderFrameHost* rfh, 53 bool PrintNowInternal(IPC::Message* message);
60 std::unique_ptr<IPC::Message> message);
61 54
62 void SetPrintingRFH(content::RenderFrameHost* rfh); 55 // Terminates or cancels the print job if one was pending.
56 void RenderProcessGone(base::TerminationStatus status) override;
63 57
64 // content::WebContentsObserver implementation. 58 // content::WebContentsObserver implementation.
65 void RenderFrameDeleted(content::RenderFrameHost* render_frame_host) override; 59 bool OnMessageReceived(const IPC::Message& message) override;
66 bool OnMessageReceived(const IPC::Message& message,
67 content::RenderFrameHost* render_frame_host) override;
68 60
69 private: 61 private:
70 // content::NotificationObserver implementation. 62 // content::NotificationObserver implementation.
71 void Observe(int type, 63 void Observe(int type,
72 const content::NotificationSource& source, 64 const content::NotificationSource& source,
73 const content::NotificationDetails& details) override; 65 const content::NotificationDetails& details) override;
74 66
75 // content::WebContentsObserver implementation. 67 // content::WebContentsObserver implementation.
76 void DidStartLoading() override; 68 void DidStartLoading() override;
77 69
(...skipping 24 matching lines...) Expand all
102 // Creates a new empty print job. It has no settings loaded. If there is 94 // Creates a new empty print job. It has no settings loaded. If there is
103 // currently a print job, safely disconnect from it. Returns false if it is 95 // currently a print job, safely disconnect from it. Returns false if it is
104 // impossible to safely disconnect from the current print job or it is 96 // impossible to safely disconnect from the current print job or it is
105 // impossible to create a new print job. 97 // impossible to create a new print job.
106 bool CreateNewPrintJob(PrintJobWorkerOwner* job); 98 bool CreateNewPrintJob(PrintJobWorkerOwner* job);
107 99
108 // Makes sure the current print_job_ has all its data before continuing, and 100 // Makes sure the current print_job_ has all its data before continuing, and
109 // disconnect from it. 101 // disconnect from it.
110 void DisconnectFromCurrentPrintJob(); 102 void DisconnectFromCurrentPrintJob();
111 103
104 // Notify that the printing is done.
105 void PrintingDone(bool success);
106
112 // Terminates the print job. No-op if no print job has been created. If 107 // Terminates the print job. No-op if no print job has been created. If
113 // |cancel| is true, cancel it instead of waiting for the job to finish. Will 108 // |cancel| is true, cancel it instead of waiting for the job to finish. Will
114 // call ReleasePrintJob(). 109 // call ReleasePrintJob().
115 void TerminatePrintJob(bool cancel); 110 void TerminatePrintJob(bool cancel);
116 111
117 // Releases print_job_. Correctly deregisters from notifications. No-op if 112 // Releases print_job_. Correctly deregisters from notifications. No-op if
118 // no print job has been created. 113 // no print job has been created.
119 void ReleasePrintJob(); 114 void ReleasePrintJob();
120 115
121 // Runs an inner message loop. It will set inside_inner_message_loop_ to true 116 // Runs an inner message loop. It will set inside_inner_message_loop_ to true
122 // while the blocking inner message loop is running. This is useful in cases 117 // while the blocking inner message loop is running. This is useful in cases
123 // where the RenderView is about to be destroyed while a printing job isn't 118 // where the RenderView is about to be destroyed while a printing job isn't
124 // finished. 119 // finished.
125 bool RunInnerMessageLoop(); 120 bool RunInnerMessageLoop();
126 121
127 // In the case of Scripted Printing, where the renderer is controlling the 122 // In the case of Scripted Printing, where the renderer is controlling the
128 // control flow, print_job_ is initialized whenever possible. No-op is 123 // control flow, print_job_ is initialized whenever possible. No-op is
129 // print_job_ is initialized. 124 // print_job_ is initialized.
130 bool OpportunisticallyCreatePrintJob(int cookie); 125 bool OpportunisticallyCreatePrintJob(int cookie);
131 126
132 // Release the PrinterQuery associated with our |cookie_|. 127 // Release the PrinterQuery associated with our |cookie_|.
133 void ReleasePrinterQuery(); 128 void ReleasePrinterQuery();
134 129
135 // Helper method for UpdatePrintingEnabled().
136 void SendPrintingEnabled(bool enabled, content::RenderFrameHost* rfh);
137
138 content::NotificationRegistrar registrar_; 130 content::NotificationRegistrar registrar_;
139 131
140 // The current RFH that is printing with a system printing dialog.
141 content::RenderFrameHost* printing_rfh_;
142
143 // Manages the low-level talk to the printer. 132 // Manages the low-level talk to the printer.
144 scoped_refptr<PrintJob> print_job_; 133 scoped_refptr<PrintJob> print_job_;
145 134
146 // Indication of success of the print job. 135 // Indication of success of the print job.
147 bool printing_succeeded_; 136 bool printing_succeeded_;
148 137
149 // Running an inner message loop inside RenderAllMissingPagesNow(). This means 138 // Running an inner message loop inside RenderAllMissingPagesNow(). This means
150 // we are _blocking_ until all the necessary pages have been rendered or the 139 // we are _blocking_ until all the necessary pages have been rendered or the
151 // print settings are being loaded. 140 // print settings are being loaded.
152 bool inside_inner_message_loop_; 141 bool inside_inner_message_loop_;
153 142
154 #if !defined(OS_MACOSX) 143 #if !defined(OS_MACOSX)
155 // Set to true when OnDidPrintPage() should be expecting the first page. 144 // Set to true when OnDidPrintPage() should be expecting the first page.
156 bool expecting_first_page_; 145 bool expecting_first_page_;
157 #endif 146 #endif
158 147
159 // Whether printing is enabled. 148 // Whether printing is enabled.
160 BooleanPrefMember printing_enabled_; 149 BooleanPrefMember printing_enabled_;
161 150
162 scoped_refptr<printing::PrintQueriesQueue> queue_; 151 scoped_refptr<printing::PrintQueriesQueue> queue_;
163 152
164 DISALLOW_COPY_AND_ASSIGN(PrintViewManagerBase); 153 DISALLOW_COPY_AND_ASSIGN(PrintViewManagerBase);
165 }; 154 };
166 155
167 } // namespace printing 156 } // namespace printing
168 157
169 #endif // CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_BASE_H_ 158 #endif // CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_BASE_H_
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