1 // Copyright (c) 2010 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 #ifndef CHROME_BROWSER_AUTOMATION_AUTOMATION_EXTENSION_TRACKER_H_ 6 #define CHROME_BROWSER_AUTOMATION_AUTOMATION_EXTENSION_TRACKER_H_ 7 #pragma once 8 9 #include "chrome/browser/automation/automation_resource_tracker.h" 10 11 class Extension; 12 13 // Tracks an Extension. An Extension is removed on uninstall, not on disable. 14 class AutomationExtensionTracker 15 : public AutomationResourceTracker<const Extension*> { 16 public: 17 explicit AutomationExtensionTracker(IPC::Message::Sender* automation); 18 19 virtual ~AutomationExtensionTracker(); 20 21 // This is empty because we do not want to add an observer for every 22 // extension added to the tracker. This is because the profile, not the 23 // extension, is the one who sends the notification about extension 24 // uninstalls. Instead of using this method, one observer is added for all 25 // extensions in the constructor. 26 virtual void AddObserver(const Extension* resource); 27 28 // See related comment above as to why this method is empty. 29 virtual void RemoveObserver(const Extension* resource); 30 31 // Overriding AutomationResourceTracker Observe. AutomationResourceTracker's 32 // Observe expects the NotificationSource to be the object that is closing. 33 // This is not true for the relevant extension notifications, so we have to 34 // the observation ourselves. 35 virtual void Observe(NotificationType type, 36 const NotificationSource& source, 37 const NotificationDetails& details); 38 }; 39 40 #endif // CHROME_BROWSER_AUTOMATION_AUTOMATION_EXTENSION_TRACKER_H_ 41
