I wanted to work on GUI in Eclipse. I tried installing Window Builder and swing files through Eclipse. When I create a new application window class I can see the source code but when I go into the design tab there are no GUI tools to work with, it is all blank.

Here is the screenshot.

1 Answer 1


You class must extend a Swing or AWT container. In your exemple, make your class extend JFrame:

import javax.swing.*;

public class Cinema extends JFrame{

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