How can a toast be done?

Question

For example, when you reply to someone's status on whatsapp, you'll a kinda notification in a black 1-D cylinder and in it is written "sending reply". How is it programmed?

Answer 1

Using AJAX I presume.

Answer 2

Explain better

Answer 3

Toast.makeText(this, "your text", Toast.LENGTH_LONG).show();

In this case (this) is your application Context

You need to call .show() to display the Toast