1 /*
2  * Copyright (C) 2020 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 package com.android.quickstep.interaction;
17 
18 import android.content.Context;
19 import android.graphics.Insets;
20 import android.util.AttributeSet;
21 import android.view.MotionEvent;
22 import android.view.WindowInsets;
23 import android.widget.RelativeLayout;
24 
25 import androidx.fragment.app.FragmentManager;
26 
27 /** Root layout that TutorialFragment uses to intercept motion events. */
28 public class RootSandboxLayout extends RelativeLayout {
RootSandboxLayout(Context context)29     public RootSandboxLayout(Context context) {
30         super(context);
31     }
32 
RootSandboxLayout(Context context, AttributeSet attrs)33     public RootSandboxLayout(Context context, AttributeSet attrs) {
34         super(context, attrs);
35     }
36 
RootSandboxLayout(Context context, AttributeSet attrs, int defStyleAttr)37     public RootSandboxLayout(Context context, AttributeSet attrs, int defStyleAttr) {
38         super(context, attrs, defStyleAttr);
39     }
40 
41     @Override
onInterceptTouchEvent(MotionEvent motionEvent)42     public boolean onInterceptTouchEvent(MotionEvent motionEvent) {
43         return ((TutorialFragment) FragmentManager.findFragment(this))
44                 .onInterceptTouch(motionEvent);
45     }
46 
47     /**
48      * Returns this view's fullscreen height. This method is agnostic of this view's actual height.
49      */
getFullscreenHeight()50     public int getFullscreenHeight() {
51         Insets insets = getRootWindowInsets().getInsets(WindowInsets.Type.systemBars());
52 
53         return getHeight() + insets.top + insets.bottom;
54     }
55 }
56