Java tutorial
//package com.java2s; import android.content.Context; import android.util.DisplayMetrics; import android.view.WindowManager; public class Main { public static int getWindowWidth(Context context) { WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE); DisplayMetrics metric = new DisplayMetrics(); wm.getDefaultDisplay().getMetrics(metric); return metric.widthPixels; } }