1. Tonga Institute of Higher Education
Simple Input/Output
Tonga Institute of Higher Education

2. Introduction Programs give output to a user.
Programs accept input from a user.
A User Interface (UI) is a set of commands or menus through which a user communicates with a program.

3. Console Application Inputs

4. Console Application Inputs
Demonstration
Console Application Inputs

5. Windows Application Inputs
Windows are the most popular user interface.
You can have windows on computers running Microsoft Window, Linux, Macintosh and other operating systems. This is a good thing!
With Java, you can write 1 program that uses windows on different operating systems.

6. Displaying a Window
This code will bring up a window on any operating system with a Java Virtual Machine. (JVM)

7. Demonstration
Displaying a Window

8. Obtaining Input From A Window

9. Obtaining Input From A Window
Demonstration
Obtaining Input From A Window

10. Handling Special Inputs

11. Handling Special Inputs
Demonstration
Handling Special Inputs