1 /*
2  * Copyright (C) 2023 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.systemui.car.distantdisplay.activity;
17 
18 import android.app.Activity;
19 import android.content.Context;
20 import android.content.Intent;
21 import android.graphics.Insets;
22 import android.os.Bundle;
23 import android.util.Log;
24 import android.view.View;
25 import android.view.ViewGroup;
26 import android.view.WindowInsets;
27 
28 import androidx.annotation.Nullable;
29 import androidx.core.view.WindowCompat;
30 
31 import com.android.systemui.R;
32 
33 /**
34  * Used as the static wallpaper in root layer.
35  */
36 public class RootTaskViewWallpaperActivity extends Activity {
37     private static final String TAG =
38             RootTaskViewWallpaperActivity.class.getSimpleName();
39 
40     private ViewGroup mContainer;
41 
42     private final View.OnApplyWindowInsetsListener mOnApplyWindowInsetsListener = (v, insets) -> {
43         int insetTypes = WindowInsets.Type.systemBars();
44         Insets appliedInsets = insets.getInsets(insetTypes);
45         v.setPadding(appliedInsets.left, /* top= */ 0, appliedInsets.right, /* bottom= */ 0);
46         if (mContainer != null) {
47             mContainer.setPadding(appliedInsets.left, appliedInsets.top, appliedInsets.right,
48                     appliedInsets.bottom);
49         } else {
50             Log.e(TAG, "Container is null");
51         }
52         return insets.inset(appliedInsets);
53     };
54 
55     /** Creates an intent that can be used to launch this activity. */
createIntent(Context context)56     public static Intent createIntent(Context context) {
57         Intent intent = new Intent(context, RootTaskViewWallpaperActivity.class);
58         intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_LAUNCH_ADJACENT);
59         return intent;
60     }
61 
62     @Override
onCreate(@ullable Bundle savedInstanceState)63     protected void onCreate(@Nullable Bundle savedInstanceState) {
64         super.onCreate(savedInstanceState);
65         setContentView(R.layout.car_distant_display_root_wallpaper_activity);
66         WindowCompat.setDecorFitsSystemWindows(getWindow(), /* decorFitsSystemWindows= */ false);
67         mContainer = findViewById(R.id.container);
68         getWindow().getDecorView().getRootView().setOnApplyWindowInsetsListener(
69                 mOnApplyWindowInsetsListener);
70     }
71 }
72 
73