| // Copyright 2016 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_SHELF_SHELF_CONTROLLER_H_ |
| #define ASH_SHELF_SHELF_CONTROLLER_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "ash/ash_export.h" |
| #include "ash/display/window_tree_host_manager.h" |
| #include "ash/public/cpp/session/session_observer.h" |
| #include "ash/public/cpp/shelf_model.h" |
| #include "ash/public/cpp/shelf_model_observer.h" |
| #include "base/memory/raw_ptr.h" |
| #include "base/scoped_observation.h" |
| #include "components/services/app_service/public/cpp/app_registry_cache.h" |
| #include "components/services/app_service/public/cpp/app_update.h" |
| #include "ui/display/display_observer.h" |
| |
| class PrefChangeRegistrar; |
| class PrefRegistrySimple; |
| |
| namespace display { |
| enum class TabletState; |
| } // namespace display |
| |
| namespace ash { |
| |
| class LauncherNudgeController; |
| |
| // ShelfController owns the ShelfModel and manages shelf preferences. |
| // ChromeShelfController and related classes largely manage the ShelfModel. |
| class ASH_EXPORT ShelfController : public SessionObserver, |
| public display::DisplayObserver, |
| public WindowTreeHostManager::Observer, |
| public apps::AppRegistryCache::Observer, |
| public ShelfModelObserver { |
| public: |
| ShelfController(); |
| |
| ShelfController(const ShelfController&) = delete; |
| ShelfController& operator=(const ShelfController&) = delete; |
| |
| ~ShelfController() override; |
| |
| // Creates `launcher_nudge_controller_` instance which needs AppListController |
| // instance to construct. |
| void Init(); |
| |
| // Removes observers from this object's dependencies. |
| void Shutdown(); |
| |
| static void RegisterProfilePrefs(PrefRegistrySimple* registry); |
| |
| ShelfModel* model() { return &model_; } |
| |
| LauncherNudgeController* launcher_nudge_controller() const { |
| return launcher_nudge_controller_.get(); |
| } |
| |
| private: |
| // SessionObserver: |
| void OnActiveUserPrefServiceChanged(PrefService* pref_service) override; |
| |
| // display::DisplayObserver: |
| void OnDisplayTabletStateChanged(display::TabletState state) override; |
| |
| // WindowTreeHostManager::Observer: |
| void OnDisplayConfigurationChanged() override; |
| |
| // apps::AppRegistryCache::Observer: |
| void OnAppUpdate(const apps::AppUpdate& update) override; |
| void OnAppRegistryCacheWillBeDestroyed( |
| apps::AppRegistryCache* cache) override; |
| |
| // ShelfModelObserver: |
| void ShelfItemAdded(int index) override; |
| |
| // Updates whether an app notification badge is shown for the shelf items in |
| // the model. |
| void UpdateAppNotificationBadging(); |
| |
| // The shelf model shared by all shelf instances. |
| ShelfModel model_; |
| |
| // The controller of the launcher nudge that animates the home button. |
| std::unique_ptr<LauncherNudgeController> launcher_nudge_controller_; |
| |
| // Whether the pref for notification badging is enabled. |
| std::optional<bool> notification_badging_pref_enabled_; |
| |
| // Observes user profile prefs for the shelf. |
| std::unique_ptr<PrefChangeRegistrar> pref_change_registrar_; |
| |
| // Observed to update notification badging on shelf items. Also used to get |
| // initial notification badge information when shelf items are added. |
| raw_ptr<apps::AppRegistryCache, DanglingUntriaged> cache_ = nullptr; |
| |
| base::ScopedObservation<apps::AppRegistryCache, |
| apps::AppRegistryCache::Observer> |
| app_registry_cache_observer_{this}; |
| |
| display::ScopedDisplayObserver display_observer_{this}; |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SHELF_SHELF_CONTROLLER_H_ |