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
AutomationTabTracker(IPC::Sender * automation)14 AutomationTabTracker::AutomationTabTracker(IPC::Sender* automation)
15 : AutomationResourceTracker<NavigationController*>(automation) {
16 }
17
~AutomationTabTracker()18 AutomationTabTracker::~AutomationTabTracker() {
19 }
20
AddObserver(NavigationController * resource)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
RemoveObserver(NavigationController * resource)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
Observe(int type,const content::NotificationSource & source,const content::NotificationDetails & details)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