1 // Copyright 2014 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 ATHENA_CONTENT_PUBLIC_APP_REGISTRY_H_ 6 #define ATHENA_CONTENT_PUBLIC_APP_REGISTRY_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "athena/athena_export.h" 12 #include "base/macros.h" 13 #include "base/memory/scoped_ptr.h" 14 15 namespace content { 16 class BrowserContext; 17 } 18 19 namespace athena { 20 21 class AppActivityRegistry; 22 class AppRegistryImpl; 23 24 // This class holds for each application, held by a user, a list of activities. 25 // The list of activities can be retrieved as |AppActivityRegistry|. It is used 26 // to associate activities with applications and allow the resource manager to 27 // (re)start and stop applications. 28 class ATHENA_EXPORT AppRegistry { 29 public: 30 // Creates the AppRegistry instance. 31 static void Create(); 32 33 // Gets the instance of the controller. 34 static AppRegistry* Get(); 35 36 // Shuts down the registry (all applications should be shut down by then). 37 static void ShutDown(); 38 39 // Returns an |AppActivityRegistry| for a given activity |app_id| and 40 // |browser_context|. 41 virtual AppActivityRegistry* GetAppActivityRegistry( 42 const std::string& app_id, 43 content::BrowserContext* browser_context) = 0; 44 45 // Returns the number of registered applications. 46 virtual int NumberOfApplications() const = 0; 47 48 protected: 49 // Only the |AppActivityRegistry| can remove itself. 50 friend AppActivityRegistry; 51 52 // Removes an activity registry for an application from the list of known 53 // applications. 54 virtual void RemoveAppActivityRegistry(AppActivityRegistry* registry) = 0; 55 56 // Constructor and destructor can only be called by the implementing class. 57 AppRegistry(); 58 virtual ~AppRegistry(); 59 }; 60 61 } // namespace athena 62 63 #endif // ATHENA_CONTENT_PUBLIC_APP_REGISTRY_H_ 64