Originally posted by sarah Marsh: how much change of Swing since 1999?
Depends on what aspect of Swing you are talking about. As far as the API I don't believe anything significant has changed. You can probably go hunt down change logs from Sun if you are really interested in such things. And the API is always available online to go look at.
There have been some nice improvements made to Swing in Java 1.5 and 1.6 although they are more at the VM level than the API level. There have also been improvements made in the Swing framework arena. Although it is not about your question specifically I do link to the major players in this area in the following article: