| /* |
| * Copyright (C) 2020 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.notification.collection.render; |
| |
| import static com.android.systemui.statusbar.notification.collection.GroupEntry.ROOT_ENTRY; |
| |
| import androidx.annotation.Nullable; |
| |
| import com.android.systemui.statusbar.notification.collection.GroupEntry; |
| import com.android.systemui.statusbar.notification.collection.ListEntry; |
| import com.android.systemui.statusbar.notification.collection.NotificationEntry; |
| |
| import java.util.List; |
| |
| /** |
| * ShadeListBuilder groups notifications from system server. This manager translates |
| * ShadeListBuilder's method of grouping to be used within SystemUI. |
| */ |
| public class GroupMembershipManagerImpl implements GroupMembershipManager { |
| @Override |
| public boolean isGroupSummary(NotificationEntry entry) { |
| return getGroupSummary(entry) == entry; |
| } |
| |
| @Override |
| public NotificationEntry getGroupSummary(NotificationEntry entry) { |
| if (isEntryTopLevel(entry) || entry.getParent() == null) { |
| return null; |
| } |
| |
| return entry.getParent().getRepresentativeEntry(); |
| } |
| |
| @Override |
| public boolean isChildInGroup(NotificationEntry entry) { |
| return !isEntryTopLevel(entry); |
| } |
| |
| @Override |
| public boolean isOnlyChildInGroup(NotificationEntry entry) { |
| if (entry.getParent() == null) { |
| return false; |
| } |
| |
| return !isGroupSummary(entry) && entry.getParent().getChildren().size() == 1; |
| } |
| |
| @Nullable |
| @Override |
| public List<NotificationEntry> getChildren(ListEntry entry) { |
| if (entry instanceof GroupEntry) { |
| return ((GroupEntry) entry).getChildren(); |
| } |
| |
| if (isGroupSummary(entry.getRepresentativeEntry())) { |
| // maybe we were actually passed the summary |
| return entry.getRepresentativeEntry().getParent().getChildren(); |
| } |
| |
| return null; |
| } |
| |
| private boolean isEntryTopLevel(NotificationEntry entry) { |
| return entry.getParent() == ROOT_ENTRY; |
| } |
| } |