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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License
     15  */
     16 
     17 package com.android.systemui.statusbar;
     18 
     19 import android.service.notification.NotificationListenerService;
     20 import android.service.notification.StatusBarNotification;
     21 
     22 /**
     23  * Interface for accepting notification updates from {@link NotificationListener}.
     24  */
     25 public interface NotificationUpdateHandler {
     26     /**
     27      * Add a new notification and update the current notification ranking map.
     28      *
     29      * @param notification Notification to add
     30      * @param ranking RankingMap to update with
     31      */
     32     void addNotification(StatusBarNotification notification,
     33             NotificationListenerService.RankingMap ranking);
     34 
     35     /**
     36      * Remove a notification and update the current notification ranking map.
     37      *
     38      * @param key Key identifying the notification to remove
     39      * @param ranking RankingMap to update with
     40      */
     41     void removeNotification(String key, NotificationListenerService.RankingMap ranking);
     42 
     43     /**
     44      * Update a given notification and the current notification ranking map.
     45      *
     46      * @param notification Updated notification
     47      * @param ranking RankingMap to update with
     48      */
     49     void updateNotification(StatusBarNotification notification,
     50             NotificationListenerService.RankingMap ranking);
     51 
     52     /**
     53      * Update with a new notification ranking map.
     54      *
     55      * @param ranking RankingMap to update with
     56      */
     57     void updateNotificationRanking(NotificationListenerService.RankingMap ranking);
     58 }
     59