It is built on the top of Swing is a part of JFC (Java Foundation Classes) that is used to create GUI application. It is built on the top of AWT and entirely written in java. Advantage of Swing over AWT: There are many advantages of Swing over AWT. They a

Implement ActionListener interface. ActionListener is an interface that you can implement on a class to make a handler class that listens to the click event in a particular button to do something. Using an interface is another kind of Polymorphism when a

So, in Part 1 we created a basic GUI using the Swing Class library.At this point, our program doesn't actually "do" anything, except open a window and display some components. To get it to actually do something, we first have to learn a litt