Home | History | Annotate | Download | only in google 
      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_map_entry.h"
      6 
      7 #include "chrome/browser/chrome_notification_types.h"
      8 #include "chrome/browser/google/google_url_tracker.h"
      9 #include "chrome/browser/google/google_url_tracker_infobar_delegate.h"
     10 #include "chrome/browser/infobars/infobar.h"
     11 #include "content/public/browser/notification_details.h"
     12 #include "content/public/browser/notification_source.h"
     13 
     14 
     15 GoogleURLTrackerMapEntry::GoogleURLTrackerMapEntry(
     16     GoogleURLTracker* google_url_tracker,
     17     InfoBarService* infobar_service,
     18     const content::NavigationController* navigation_controller)
     19     : google_url_tracker_(google_url_tracker),
     20       infobar_service_(infobar_service),
     21       infobar_delegate_(NULL),
     22       navigation_controller_(navigation_controller) {
     23 }
     24 
     25 GoogleURLTrackerMapEntry::~GoogleURLTrackerMapEntry() {
     26 }
     27 
     28 void GoogleURLTrackerMapEntry::Observe(
     29     int type,
     30     const content::NotificationSource& source,
     31     const content::NotificationDetails& details) {
     32   DCHECK(infobar_delegate_);
     33   DCHECK_EQ(chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_REMOVED, type);
     34   DCHECK_EQ(infobar_service_, content::Source<InfoBarService>(source).ptr());
     35   if (content::Details<InfoBar::RemovedDetails>(details)->first->delegate() ==
     36       infobar_delegate_) {
     37     google_url_tracker_->DeleteMapEntryForService(infobar_service_);
     38     // WARNING: At this point |this| has been deleted!
     39   }
     40 }
     41 
     42 void GoogleURLTrackerMapEntry::SetInfoBarDelegate(
     43     GoogleURLTrackerInfoBarDelegate* infobar_delegate) {
     44   DCHECK(!infobar_delegate_);
     45   infobar_delegate_ = infobar_delegate;
     46   registrar_.Add(this, chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_REMOVED,
     47                  content::Source<InfoBarService>(infobar_service_));
     48 }
     49 
     50 void GoogleURLTrackerMapEntry::Close(bool redo_search) {
     51   if (infobar_delegate_) {
     52     infobar_delegate_->Close(redo_search);
     53   } else {
     54     // WARNING: |infobar_service_| may point to a deleted object.  Do not
     55     // dereference it!  See GoogleURLTracker::OnTabClosed().
     56     google_url_tracker_->DeleteMapEntryForService(infobar_service_);
     57   }
     58   // WARNING: At this point |this| has been deleted!
     59 }
     60