Java tutorial
//package com.java2s; import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; public class Main { public static void showAlert(String msg, Context context) { AlertDialog alertDialog = new AlertDialog.Builder(context).create(); alertDialog.setTitle("Alert"); alertDialog.setMessage(msg); alertDialog.setButton(AlertDialog.BUTTON_NEUTRAL, "OK", new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); alertDialog.show(); } }