How to make a Notepad app in ThinkJava

Hi! Today, me, the founder and dev of ThinkJava, Zean, here to teach you how to make a Notepad app that you recognize in your PC.
Want to make one? Follow me and I will guide you on this adventure on to make notepad.

1. Prepare a new project
I know you already know how to make a new project. Let's name this new shiny project Notepad in Java