#include "base/observer_list.h"
#include "base/prefs/pref_change_registrar.h"
+#include "base/scoped_observer.h"
#include "chrome/browser/extensions/install_observer.h"
#include "components/keyed_service/core/keyed_service.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
+#include "extensions/browser/extension_registry_observer.h"
class Profile;
+namespace content {
+class BrowserContext;
+}
+
namespace extensions {
class ExtensionPrefs;
+class ExtensionRegistry;
class InstallTracker : public KeyedService,
- public content::NotificationObserver {
+ public content::NotificationObserver,
+ public ExtensionRegistryObserver {
public:
InstallTracker(Profile* profile,
extensions::ExtensionPrefs* prefs);
virtual ~InstallTracker();
+ static InstallTracker* Get(content::BrowserContext* context);
+
void AddObserver(InstallObserver* observer);
void RemoveObserver(InstallObserver* observer);
void OnDownloadProgress(const std::string& extension_id,
int percent_downloaded);
void OnBeginCrxInstall(const std::string& extension_id);
+ void OnFinishCrxInstall(const std::string& extension_id, bool success);
void OnInstallFailure(const std::string& extension_id);
- // Overriddes for KeyedService:
+ // Overriddes for KeyedService.
virtual void Shutdown() OVERRIDE;
- // content::NotificationObserver
+ private:
+ void OnAppsReordered();
+
+ // content::NotificationObserver.
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
- private:
- void OnAppsReordered();
+ // ExtensionRegistryObserver implementation.
+ virtual void OnExtensionLoaded(content::BrowserContext* browser_context,
+ const Extension* extension) OVERRIDE;
+ virtual void OnExtensionUnloaded(
+ content::BrowserContext* browser_context,
+ const Extension* extension,
+ UnloadedExtensionInfo::Reason reason) OVERRIDE;
ObserverList<InstallObserver> observers_;
content::NotificationRegistrar registrar_;
PrefChangeRegistrar pref_change_registrar_;
+ // Listen to extension load, unloaded notifications.
+ ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
+ extension_registry_observer_;
+
DISALLOW_COPY_AND_ASSIGN(InstallTracker);
};