Java tutorial
//package com.java2s; /* * Copyright (C) Justson(https://github.com/Justson/DingDingHelper) * * 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. */ import android.content.Context; import android.os.PowerManager; public class Main { public static boolean isScreenLight(Context context) { PowerManager pm = (PowerManager) context.getSystemService(Context.POWER_SERVICE); return pm.isScreenOn(); } }