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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #include "chrome/browser/google/google_url_tracker_navigation_helper_impl.h" | |
6 | |
7 #include "chrome/browser/chrome_notification_types.h" | |
8 #include "chrome/browser/infobars/infobar_service.h" | |
9 #include "components/google/core/browser/google_url_tracker.h" | |
10 #include "content/public/browser/navigation_controller.h" | |
11 #include "content/public/browser/navigation_entry.h" | |
12 #include "content/public/browser/notification_service.h" | |
13 #include "content/public/browser/web_contents.h" | |
14 | |
15 GoogleURLTrackerNavigationHelperImpl::GoogleURLTrackerNavigationHelperImpl( | |
16 content::WebContents* web_contents, | |
17 GoogleURLTracker* tracker) | |
18 : GoogleURLTrackerNavigationHelper(tracker), | |
19 web_contents_(web_contents) { | |
20 } | |
21 | |
22 GoogleURLTrackerNavigationHelperImpl::~GoogleURLTrackerNavigationHelperImpl() { | |
23 web_contents_ = NULL; | |
24 } | |
25 | |
26 void GoogleURLTrackerNavigationHelperImpl::SetListeningForNavigationCommit( | |
27 bool listen) { | |
28 content::NotificationSource navigation_controller_source = | |
29 content::Source<content::NavigationController>( | |
30 &web_contents_->GetController()); | |
31 if (listen) { | |
32 registrar_.Add(this, content::NOTIFICATION_NAV_ENTRY_COMMITTED, | |
33 navigation_controller_source); | |
34 } else { | |
35 registrar_.Remove(this, content::NOTIFICATION_NAV_ENTRY_COMMITTED, | |
36 navigation_controller_source); | |
37 } | |
38 } | |
39 | |
40 bool GoogleURLTrackerNavigationHelperImpl::IsListeningForNavigationCommit() { | |
41 content::NotificationSource navigation_controller_source = | |
42 content::Source<content::NavigationController>( | |
43 &web_contents_->GetController()); | |
44 return registrar_.IsRegistered( | |
45 this, content::NOTIFICATION_NAV_ENTRY_COMMITTED, | |
46 navigation_controller_source); | |
47 } | |
48 | |
49 void GoogleURLTrackerNavigationHelperImpl::SetListeningForTabDestruction( | |
50 bool listen) { | |
51 content::NotificationSource web_contents_source = | |
52 content::Source<content::WebContents>(web_contents_); | |
53 if (listen) { | |
54 registrar_.Add(this, | |
55 content::NOTIFICATION_WEB_CONTENTS_DESTROYED, | |
56 web_contents_source); | |
57 } else { | |
58 registrar_.Remove(this, | |
59 content::NOTIFICATION_WEB_CONTENTS_DESTROYED, | |
60 web_contents_source); | |
61 } | |
62 } | |
63 | |
64 bool GoogleURLTrackerNavigationHelperImpl::IsListeningForTabDestruction() { | |
65 return registrar_.IsRegistered( | |
66 this, | |
67 content::NOTIFICATION_WEB_CONTENTS_DESTROYED, | |
68 content::Source<content::WebContents>(web_contents_)); | |
69 } | |
70 | |
71 void GoogleURLTrackerNavigationHelperImpl::OpenURL( | |
72 GURL url, | |
73 WindowOpenDisposition disposition, | |
74 bool user_clicked_on_link) { | |
75 ui::PageTransition transition_type = user_clicked_on_link ? | |
76 ui::PAGE_TRANSITION_LINK : ui::PAGE_TRANSITION_GENERATED; | |
77 web_contents_->OpenURL(content::OpenURLParams( | |
78 url, content::Referrer(), disposition, transition_type, false)); | |
79 } | |
80 | |
81 void GoogleURLTrackerNavigationHelperImpl::Observe( | |
82 int type, | |
83 const content::NotificationSource& source, | |
84 const content::NotificationDetails& details) { | |
85 switch (type) { | |
86 case content::NOTIFICATION_NAV_ENTRY_COMMITTED: { | |
87 content::NavigationController* controller = | |
88 content::Source<content::NavigationController>(source).ptr(); | |
89 DCHECK_EQ(web_contents_, controller->GetWebContents()); | |
90 | |
91 // Here we're only listening to notifications where we already know | |
92 // there's an associated InfoBarService. | |
93 InfoBarService* infobar_service = | |
94 InfoBarService::FromWebContents(web_contents_); | |
95 DCHECK(infobar_service); | |
96 const GURL& search_url = controller->GetActiveEntry()->GetURL(); | |
97 if (!search_url.is_valid()) // Not clear if this can happen. | |
98 google_url_tracker()->OnTabClosed(this); | |
99 google_url_tracker()->OnNavigationCommitted(infobar_service, search_url); | |
100 break; | |
101 } | |
102 | |
103 case content::NOTIFICATION_WEB_CONTENTS_DESTROYED: { | |
104 DCHECK_EQ(web_contents_, | |
105 content::Source<content::WebContents>(source).ptr()); | |
106 google_url_tracker()->OnTabClosed(this); | |
107 break; | |
108 } | |
109 | |
110 default: | |
111 NOTREACHED() << "Unknown notification received:" << type; | |
112 } | |
113 } | |
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