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/automation/automation_tab_tracker.h" 6 7 #include "base/logging.h" 8 #include "chrome/browser/chrome_notification_types.h" 9 #include "content/public/browser/navigation_controller.h" 10 #include "content/public/browser/notification_source.h" 11 12 using content::NavigationController; 13 14 AutomationTabTracker::AutomationTabTracker(IPC::Sender* automation) 15 : AutomationResourceTracker<NavigationController*>(automation) { 16 } 17 18 AutomationTabTracker::~AutomationTabTracker() { 19 } 20 21 void AutomationTabTracker::AddObserver(NavigationController* resource) { 22 // This tab could either be a regular tab or an external tab 23 // Register for both notifications. 24 registrar_.Add(this, chrome::NOTIFICATION_TAB_CLOSING, 25 content::Source<NavigationController>(resource)); 26 registrar_.Add(this, chrome::NOTIFICATION_EXTERNAL_TAB_CLOSED, 27 content::Source<NavigationController>(resource)); 28 } 29 30 void AutomationTabTracker::RemoveObserver(NavigationController* resource) { 31 registrar_.Remove(this, chrome::NOTIFICATION_TAB_CLOSING, 32 content::Source<NavigationController>(resource)); 33 registrar_.Remove(this, chrome::NOTIFICATION_EXTERNAL_TAB_CLOSED, 34 content::Source<NavigationController>(resource)); 35 } 36 37 void AutomationTabTracker::Observe( 38 int type, 39 const content::NotificationSource& source, 40 const content::NotificationDetails& details) { 41 switch (type) { 42 case chrome::NOTIFICATION_EXTERNAL_TAB_CLOSED: 43 case chrome::NOTIFICATION_TAB_CLOSING: 44 break; 45 default: 46 NOTREACHED(); 47 } 48 AutomationResourceTracker<NavigationController*>::Observe( 49 type, source, details); 50 } 51
