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 EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_ 6 #define EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_ 7 8 #include <vector> 9 10 #include "base/compiler_specific.h" 11 #include "extensions/browser/extension_system.h" 12 #include "extensions/common/one_shot_event.h" 13 14 class BrowserContextKeyedServiceFactory; 15 16 namespace base { 17 class FilePath; 18 } 19 20 namespace content { 21 class BrowserContext; 22 } 23 24 namespace extensions { 25 26 class DeclarativeUserScriptMaster; 27 class EventRouter; 28 class InfoMap; 29 class LazyBackgroundTaskQueue; 30 class ProcessManager; 31 class RendererStartupHelper; 32 class SharedUserScriptMaster; 33 34 // A simplified version of ExtensionSystem for app_shell. Allows 35 // app_shell to skip initialization of services it doesn't need. 36 class ShellExtensionSystem : public ExtensionSystem { 37 public: 38 explicit ShellExtensionSystem(content::BrowserContext* browser_context); 39 virtual ~ShellExtensionSystem(); 40 41 // Loads an unpacked application from a directory. Returns true on success. 42 bool LoadApp(const base::FilePath& app_dir); 43 44 // Launch the currently loaded app. 45 void LaunchApp(); 46 47 // KeyedService implementation: 48 virtual void Shutdown() OVERRIDE; 49 50 scoped_refptr<Extension> extension() { return extension_; } 51 52 // ExtensionSystem implementation: 53 virtual void InitForRegularProfile(bool extensions_enabled) OVERRIDE; 54 virtual ExtensionService* extension_service() OVERRIDE; 55 virtual RuntimeData* runtime_data() OVERRIDE; 56 virtual ManagementPolicy* management_policy() OVERRIDE; 57 virtual SharedUserScriptMaster* shared_user_script_master() OVERRIDE; 58 virtual ProcessManager* process_manager() OVERRIDE; 59 virtual StateStore* state_store() OVERRIDE; 60 virtual StateStore* rules_store() OVERRIDE; 61 virtual InfoMap* info_map() OVERRIDE; 62 virtual LazyBackgroundTaskQueue* lazy_background_task_queue() OVERRIDE; 63 virtual EventRouter* event_router() OVERRIDE; 64 virtual WarningService* warning_service() OVERRIDE; 65 virtual Blacklist* blacklist() OVERRIDE; 66 virtual ErrorConsole* error_console() OVERRIDE; 67 virtual InstallVerifier* install_verifier() OVERRIDE; 68 virtual QuotaService* quota_service() OVERRIDE; 69 virtual void RegisterExtensionWithRequestContexts( 70 const Extension* extension) OVERRIDE; 71 virtual void UnregisterExtensionWithRequestContexts( 72 const std::string& extension_id, 73 const UnloadedExtensionInfo::Reason reason) OVERRIDE; 74 virtual const OneShotEvent& ready() const OVERRIDE; 75 virtual ContentVerifier* content_verifier() OVERRIDE; 76 virtual scoped_ptr<ExtensionSet> GetDependentExtensions( 77 const Extension* extension) OVERRIDE; 78 virtual DeclarativeUserScriptMaster* 79 GetDeclarativeUserScriptMasterByExtension( 80 const ExtensionId& extension_id) OVERRIDE; 81 82 private: 83 content::BrowserContext* browser_context_; // Not owned. 84 85 // Extension ID for the app. 86 std::string app_id_; 87 88 scoped_refptr<Extension> extension_; 89 90 // Data to be accessed on the IO thread. Must outlive process_manager_. 91 scoped_refptr<InfoMap> info_map_; 92 93 scoped_ptr<RuntimeData> runtime_data_; 94 scoped_ptr<LazyBackgroundTaskQueue> lazy_background_task_queue_; 95 scoped_ptr<EventRouter> event_router_; 96 scoped_ptr<ProcessManager> process_manager_; 97 scoped_ptr<QuotaService> quota_service_; 98 99 // Signaled when the extension system has completed its startup tasks. 100 OneShotEvent ready_; 101 102 DISALLOW_COPY_AND_ASSIGN(ShellExtensionSystem); 103 }; 104 105 } // namespace extensions 106 107 #endif // EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_ 108