Creating a transparent panel

I need to create a panel which should be invisible but the components inside it (for example, JTextArea, JButton, etc.) should be visible. When I click on the invisible panel, it should become visible.

I can only use JRE 1.4 and nothing more than that. :(

Any idea how to create such a transparent panel???

How do I change opacity in Visual Studio?

A. You may need to restart the code editor after the installation, once the application starts again, you will be able to change the opacity of Visual Studio Code by simply pressing the shortcuts CTRL + ALT + Z to increase the transparency or CTRL + ALT + C to decrease the transparency level.

Transparancy is controlled with