| // Copyright 2016 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 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/shelf_item.h" |
| #include "ash/public/cpp/shelf_model.h" |
| #include "ash/public/cpp/shelf_model_observer.h" |
| #include "ash/public/cpp/shelf_types.h" |
| #include "ash/public/interfaces/shelf.mojom.h" |
| #include "ash/session/session_observer.h" |
| #include "ash/wm/tablet_mode/tablet_mode_observer.h" |
| #include "base/scoped_observer.h" |
| #include "mojo/public/cpp/bindings/binding_set.h" |
| #include "mojo/public/cpp/bindings/interface_ptr_set.h" |
| #include "ui/message_center/message_center_observer.h" |
| |
| class PrefChangeRegistrar; |
| class PrefRegistrySimple; |
| |
| namespace message_center { |
| class MessageCenter; |
| } |
| |
| namespace ash { |
| |
| // Ash's ShelfController owns the ShelfModel and implements interface functions |
| // that allow Chrome to modify and observe the Shelf and ShelfModel state. |
| // Chrome keeps its own ShelfModel copy in sync with Ash's ShelfModel. |
| class ASH_EXPORT ShelfController : public message_center::MessageCenterObserver, |
| public mojom::ShelfController, |
| public ShelfModelObserver, |
| public SessionObserver, |
| public TabletModeObserver, |
| public WindowTreeHostManager::Observer { |
| public: |
| ShelfController(); |
| ~ShelfController() override; |
| |
| // Removes observers from this object's dependencies. |
| void Shutdown(); |
| |
| static void RegisterProfilePrefs(PrefRegistrySimple* registry); |
| |
| // Binds the mojom::ShelfController interface request to this object. |
| void BindRequest(mojom::ShelfControllerRequest request); |
| |
| ShelfModel* model() { return &model_; } |
| |
| // mojom::ShelfController: |
| void AddObserver(mojom::ShelfObserverAssociatedPtrInfo observer) override; |
| void AddShelfItem(int32_t index, const ShelfItem& item) override; |
| void RemoveShelfItem(const ShelfID& id) override; |
| void MoveShelfItem(const ShelfID& id, int32_t index) override; |
| void UpdateShelfItem(const ShelfItem& item) override; |
| void SetShelfItemDelegate(const ShelfID& id, |
| mojom::ShelfItemDelegatePtr delegate) override; |
| void GetAutoHideBehaviorForTesting( |
| int64_t display_id, |
| GetAutoHideBehaviorForTestingCallback callback) override; |
| void SetAutoHideBehaviorForTesting( |
| int64_t display_id, |
| ShelfAutoHideBehavior behavior, |
| SetAutoHideBehaviorForTestingCallback callback) override; |
| |
| // ShelfModelObserver: |
| void ShelfItemAdded(int index) override; |
| void ShelfItemRemoved(int index, const ShelfItem& old_item) override; |
| void ShelfItemMoved(int start_index, int target_index) override; |
| void ShelfItemChanged(int index, const ShelfItem& old_item) override; |
| void ShelfItemDelegateChanged(const ShelfID& id, |
| ShelfItemDelegate* old_delegate, |
| ShelfItemDelegate* delegate) override; |
| |
| // MessageCenterObserver: |
| void OnNotificationAdded(const std::string& notification_id) override; |
| void OnNotificationRemoved(const std::string& notification_id, |
| bool by_user) override; |
| |
| void FlushForTesting(); |
| |
| private: |
| // SessionObserver: |
| void OnActiveUserPrefServiceChanged(PrefService* pref_service) override; |
| |
| // TabletModeObserver: |
| void OnTabletModeStarted() override; |
| void OnTabletModeEnded() override; |
| |
| // WindowTreeHostManager::Observer: |
| void OnDisplayConfigurationChanged() override; |
| void OnWindowTreeHostReusedForDisplay( |
| AshWindowTreeHost* window_tree_host, |
| const display::Display& display) override; |
| void OnWindowTreeHostsSwappedDisplays(AshWindowTreeHost* host1, |
| AshWindowTreeHost* host2) override; |
| |
| // The shelf model shared by all shelf instances. |
| ShelfModel model_; |
| |
| // Bindings for the ShelfController interface. |
| mojo::BindingSet<mojom::ShelfController> bindings_; |
| |
| // True when applying changes from the remote ShelfModel owned by Chrome. |
| // Changes to the local ShelfModel should not be reported during this time. |
| bool applying_remote_shelf_model_changes_ = false; |
| |
| // Whether notification indicators have been enabled for app icons in the |
| // shelf. |
| const bool is_notification_indicator_enabled_; |
| |
| ScopedObserver<message_center::MessageCenter, |
| message_center::MessageCenterObserver> |
| message_center_observer_; |
| |
| // The set of shelf observers notified about state and model changes. |
| mojo::AssociatedInterfacePtrSet<mojom::ShelfObserver> observers_; |
| |
| // Observes user profile prefs for the shelf. |
| std::unique_ptr<PrefChangeRegistrar> pref_change_registrar_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ShelfController); |
| }; |
| |
| } // namespace ash |
| |
| #endif // ASH_SHELF_SHELF_CONTROLLER_H_ |