| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License |
| */ |
| package com.android.systemui.statusbar; |
| |
| import com.android.systemui.statusbar.notification.NotificationEntryManager; |
| import com.android.systemui.statusbar.notification.row.ActivatableNotificationView; |
| import com.android.systemui.statusbar.notification.row.ExpandableNotificationRow; |
| |
| /** |
| * An abstraction of something that presents notifications, e.g. StatusBar. Contains methods |
| * for both querying the state of the system (some modularised piece of functionality may |
| * want to act differently based on e.g. whether the presenter is visible to the user or not) and |
| * for affecting the state of the system (e.g. starting an intent, given that the presenter may |
| * want to perform some action before doing so). |
| */ |
| public interface NotificationPresenter extends ExpandableNotificationRow.OnExpandClickListener, |
| ActivatableNotificationView.OnActivatedListener, |
| NotificationEntryManager.Callback { |
| /** |
| * Returns true if the presenter is not visible. For example, it may not be necessary to do |
| * animations if this returns true. |
| */ |
| boolean isPresenterFullyCollapsed(); |
| |
| /** |
| * Refresh or remove lockscreen artwork from media metadata or the lockscreen wallpaper. |
| */ |
| void updateMediaMetaData(boolean metaDataChanged, boolean allowEnterAnimation); |
| |
| /** |
| * Called when the current user changes. |
| * @param newUserId new user id |
| */ |
| void onUserSwitched(int newUserId); |
| |
| /** |
| * @return true iff the device is in vr mode |
| */ |
| boolean isDeviceInVrMode(); |
| |
| /** |
| * Updates the visual representation of the notifications. |
| */ |
| void updateNotificationViews(); |
| |
| /** |
| * Returns the maximum number of notifications to show while locked. |
| * |
| * @param recompute whether something has changed that means we should recompute this value |
| * @return the maximum number of notifications to show while locked |
| */ |
| int getMaxNotificationsWhileLocked(boolean recompute); |
| |
| /** |
| * True if the presenter is currently locked. |
| */ |
| default boolean isPresenterLocked() { return false; } |
| |
| /** |
| * Called when the row states are updated by {@link NotificationViewHierarchyManager}. |
| */ |
| void onUpdateRowStates(); |
| |
| /** |
| * @return true if the shade is collapsing. |
| */ |
| boolean isCollapsing(); |
| } |