1 /* 2 * Copyright (C) 2021 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.google.android.car.kitchensink.insets; 18 19 import static android.view.WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE; 20 21 import android.app.Activity; 22 import android.os.Bundle; 23 import android.view.View; 24 import android.view.WindowInsets; 25 import android.view.WindowInsetsController; 26 27 import androidx.annotation.Nullable; 28 29 import com.google.android.car.kitchensink.R; 30 31 /** 32 * {@link WindowInsetsTestActivity} shows usage of {@link WindowInsetsController} api's to hide 33 * systems bars to present the activity in full screen. 34 */ 35 public final class WindowInsetsTestActivity extends Activity { 36 @Override onCreate(@ullable Bundle savedInstanceState)37 protected void onCreate(@Nullable Bundle savedInstanceState) { 38 super.onCreate(savedInstanceState); 39 hideSysUI(); 40 41 setContentView(R.layout.fullscreen_activity); 42 findViewById(R.id.cancel_button).setOnClickListener(l -> finish()); 43 } 44 hideSysUI()45 private void hideSysUI() { 46 View decorView = getWindow().getDecorView(); 47 WindowInsetsController windowInsetsController = decorView.getWindowInsetsController(); 48 windowInsetsController.hide(WindowInsets.Type.systemBars()); 49 windowInsetsController.setSystemBarsBehavior(BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE); 50 } 51 } 52