1 // Copyright 2013 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_EXTENSIONS_INSTALL_TRACKER_H_ 6 #define CHROME_BROWSER_EXTENSIONS_INSTALL_TRACKER_H_ 7 8 #include "base/observer_list.h" 9 #include "base/prefs/pref_change_registrar.h" 10 #include "chrome/browser/extensions/install_observer.h" 11 #include "components/keyed_service/core/keyed_service.h" 12 #include "content/public/browser/notification_observer.h" 13 #include "content/public/browser/notification_registrar.h" 14 15 class Profile; 16 17 namespace content { 18 class BrowserContext; 19 } 20 21 namespace extensions { 22 23 class ExtensionPrefs; 24 25 class InstallTracker : public KeyedService, 26 public content::NotificationObserver { 27 public: 28 InstallTracker(Profile* profile, 29 extensions::ExtensionPrefs* prefs); 30 virtual ~InstallTracker(); 31 32 static InstallTracker* Get(content::BrowserContext* context); 33 34 void AddObserver(InstallObserver* observer); 35 void RemoveObserver(InstallObserver* observer); 36 37 void OnBeginExtensionInstall( 38 const InstallObserver::ExtensionInstallParams& params); 39 void OnBeginExtensionDownload(const std::string& extension_id); 40 void OnDownloadProgress(const std::string& extension_id, 41 int percent_downloaded); 42 void OnBeginCrxInstall(const std::string& extension_id); 43 void OnFinishCrxInstall(const std::string& extension_id, bool success); 44 void OnInstallFailure(const std::string& extension_id); 45 46 // NOTE(limasdf): For extension [un]load and [un]installed, use 47 // ExtensionRegistryObserver. 48 49 // Overriddes for KeyedService. 50 virtual void Shutdown() OVERRIDE; 51 52 private: 53 void OnAppsReordered(); 54 55 // content::NotificationObserver implementation. 56 virtual void Observe(int type, 57 const content::NotificationSource& source, 58 const content::NotificationDetails& details) OVERRIDE; 59 60 ObserverList<InstallObserver> observers_; 61 content::NotificationRegistrar registrar_; 62 PrefChangeRegistrar pref_change_registrar_; 63 64 DISALLOW_COPY_AND_ASSIGN(InstallTracker); 65 }; 66 67 } // namespace extensions 68 69 #endif // CHROME_BROWSER_EXTENSIONS_INSTALL_TRACKER_H_ 70