package dk.thoerup.traininfo.util; import android.app.Activity; import android.app.AlertDialog; import android.content.DialogInterface; public class MessageBox { public static void showMessage(final Activity cntx, String message, final boolean finish) { AlertDialog.Builder builder = new AlertDialog.Builder(cntx); builder.setMessage(message) .setCancelable(false) .setPositiveButton("OK", new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int id) { dialog.dismiss(); if (finish == true) { cntx.finish(); } } }) .show(); } }