Java tutorial
//package com.java2s; import android.content.Context; import android.provider.Settings; import android.provider.Settings.SettingNotFoundException; public class Main { public static int getScreenBrightness(Context context) { int rightnessValue = 0; try { rightnessValue = Settings.System.getInt(context.getContentResolver(), Settings.System.SCREEN_BRIGHTNESS); } catch (SettingNotFoundException e) { e.printStackTrace(); } return rightnessValue; } }