1<?xml version="1.0" encoding="utf-8"?> 2 3<!-- 4 ~ Copyright (C) 2021 The Android Open Source Project 5 ~ 6 ~ Licensed under the Apache License, Version 2.0 (the "License"); 7 ~ you may not use this file except in compliance with the License. 8 ~ You may obtain a copy of the License at 9 ~ 10 ~ http://www.apache.org/licenses/LICENSE-2.0 11 ~ 12 ~ Unless required by applicable law or agreed to in writing, software 13 ~ distributed under the License is distributed on an "AS IS" BASIS, 14 ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 ~ See the License for the specific language governing permissions and 16 ~ limitations under the License. 17 --> 18 19<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 20 android:fitsSystemWindows="true" 21 android:layout_width="match_parent" 22 android:layout_height="match_parent" 23 android:orientation="vertical"> 24 <LinearLayout 25 android:focusable="true" 26 android:id="@+id/subtreeRoot" 27 android:contentDescription="Subtree root" 28 android:layout_width="match_parent" 29 android:layout_height="wrap_content" 30 android:gravity="center" 31 android:orientation="horizontal"> 32 <TextView 33 android:contentDescription="Text view" 34 android:text="textView" 35 android:layout_width="60dp" 36 android:layout_height="60dp" 37 android:layout_margin="60dp"/> 38 <LinearLayout 39 android:layout_width="wrap_content" 40 android:layout_height="wrap_content" 41 android:contentDescription="Child layout" 42 android:gravity="center" 43 android:orientation="horizontal"> 44 <TextView 45 android:id="@+id/text" 46 android:contentDescription="Text view 2" 47 android:text="textView2" 48 android:layout_width="60dp" 49 android:layout_height="60dp" 50 android:layout_margin="60dp"/> 51 </LinearLayout> 52 </LinearLayout> 53</LinearLayout> 54