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 int getSystemBrightness(Context context) { int result = 0; ContentResolver cr = context.getContentResolver(); try { result = Settings.System.getInt(cr, Settings.System.SCREEN_BRIGHTNESS); } catch (SettingNotFoundException e) { e.printStackTrace(); } return result; } }