Here you can find the source of isTablet(Context ctx)
public static boolean isTablet(Context ctx)
//package com.java2s; /******************************************************************************* * Created by Carlos Yaconi//from ww w .j av a 2 s .c o m * Copyright 2012 Fork Ltd. All rights reserved. * License: GPLv3 * Full license at "/LICENSE" ******************************************************************************/ import android.content.Context; import android.util.DisplayMetrics; public class Main { public static boolean isTablet(Context ctx) { try { DisplayMetrics dm = ctx.getResources().getDisplayMetrics(); float screenWidth = dm.widthPixels / dm.xdpi; float screenHeight = dm.heightPixels / dm.ydpi; double size = Math.sqrt(Math.pow(screenWidth, 2) + Math.pow(screenHeight, 2)); return size >= 6; } catch (Throwable t) { return false; } } }