Java tutorial
//package com.java2s; import android.app.Activity; import android.content.ContentResolver; import android.provider.Settings; import android.provider.Settings.SettingNotFoundException; public class Main { public static boolean isAutoBrightness(Activity activity) { ContentResolver aContentResolver = activity.getContentResolver(); boolean automicBrightness = false; try { automicBrightness = Settings.System.getInt(aContentResolver, Settings.System.SCREEN_BRIGHTNESS_MODE) == Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC; } catch (SettingNotFoundException e) { e.printStackTrace(); } return automicBrightness; } }