The empty icon.
The empty icon. Use this icon instead of null to indicate
that you don't want an icon.
Schedule the given code to be executed on the Swing event dispatching thread (EDT).
Schedule the given code to be executed on the Swing event dispatching thread (EDT). Returns immediately.
Schedule the given code to be executed on the Swing event dispatching thread (EDT).
Schedule the given code to be executed on the Swing event dispatching thread (EDT). Blocks until after the code has been run.
Helpers for this package.