1 /* 2 * Copyright (C) 2019 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.notification.collection.listbuilder; 18 19 import com.android.systemui.statusbar.notification.collection.ListEntry; 20 import com.android.systemui.statusbar.notification.collection.NotifPipeline; 21 import com.android.systemui.statusbar.notification.collection.listbuilder.pluggable.NotifPromoter; 22 23 import java.util.List; 24 25 /** 26 * See 27 * {@link NotifPipeline#addOnBeforeTransformGroupsListener(OnBeforeTransformGroupsListener)} 28 */ 29 public interface OnBeforeTransformGroupsListener { 30 /** 31 * Called after notifs have been filtered and grouped but before {@link NotifPromoter}s have 32 * been called. 33 * 34 * @param list The current filtered and grouped list of (top-level) entries. Note that this is 35 * a live view into the current notif list and will change as the list moves through 36 * the pipeline. 37 */ onBeforeTransformGroups(List<ListEntry> list)38 void onBeforeTransformGroups(List<ListEntry> list); 39 } 40