Java tutorial
//package com.java2s; import android.app.Activity; import android.view.WindowManager; public class Main { public static void setWakeLock(Activity activity, boolean wakeLock) { if (wakeLock) { activity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); } else { activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); } } }