In many modules, you are required to prompt the user for information. It could be a dialog showing a message, or a form to fill.

Displaying dialogs - How to create and display simple dialogs

Working with editors - To edit properties and implement panel validation

Working with visual property editors - To edit properties of visuals

Working with attribute and window shortcut panels - To add your own panels in the shortcut top components

Reusable components - Ready to go Swing components such as color map and line width combo boxes