Java tutorial
//package com.java2s; import android.content.ContentResolver; import android.content.Context; import android.provider.Settings; import android.provider.Settings.SettingNotFoundException; public class Main { public static boolean isAutoAdjustBrightness(Context context) { ContentResolver cr = context.getContentResolver(); try { return Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC == Settings.System.getInt(cr, Settings.System.SCREEN_BRIGHTNESS_MODE); } catch (SettingNotFoundException e) { e.printStackTrace(); } return false; } }