| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_ACTION_MANAGER_H_ |
| #define CHROME_BROWSER_EXTENSIONS_EXTENSION_ACTION_MANAGER_H_ |
| |
| #include <map> |
| #include <string> |
| |
| #include "base/memory/linked_ptr.h" |
| #include "components/browser_context_keyed_service/browser_context_keyed_service.h" |
| #include "content/public/browser/notification_observer.h" |
| #include "content/public/browser/notification_registrar.h" |
| |
| class ExtensionAction; |
| class Profile; |
| |
| namespace extensions { |
| |
| class Extension; |
| |
| // Owns the ExtensionActions associated with each extension. These actions live |
| // while an extension is loaded and are destroyed on unload. |
| class ExtensionActionManager : public BrowserContextKeyedService, |
| public content::NotificationObserver { |
| public: |
| explicit ExtensionActionManager(Profile* profile); |
| virtual ~ExtensionActionManager(); |
| |
| // Returns this profile's ExtensionActionManager. One instance is |
| // shared between a profile and its incognito version. |
| static ExtensionActionManager* Get(Profile* profile); |
| |
| // Retrieves the page action, browser action, or script badge for |extension|. |
| // If the result is not NULL, it remains valid until the extension is |
| // unloaded. |
| ExtensionAction* GetPageAction(const extensions::Extension& extension) const; |
| ExtensionAction* GetBrowserAction( |
| const extensions::Extension& extension) const; |
| ExtensionAction* GetScriptBadge(const extensions::Extension& extension) const; |
| ExtensionAction* GetSystemIndicator( |
| const extensions::Extension& extension) const; |
| |
| private: |
| // Implement content::NotificationObserver. |
| virtual void Observe(int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) OVERRIDE; |
| |
| content::NotificationRegistrar registrar_; |
| Profile* profile_; |
| |
| // Keyed by Extension ID. These maps are populated lazily when their |
| // ExtensionAction is first requested, and the entries are removed when the |
| // extension is unloaded. Not every extension has a page action or browser |
| // action, but all have a script badge. |
| typedef std::map<std::string, linked_ptr<ExtensionAction> > ExtIdToActionMap; |
| mutable ExtIdToActionMap page_actions_; |
| mutable ExtIdToActionMap browser_actions_; |
| mutable ExtIdToActionMap script_badges_; |
| mutable ExtIdToActionMap system_indicators_; |
| }; |
| |
| } // namespace extensions |
| |
| #endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_ACTION_MANAGER_H_ |