Search:

You may consider taking a look at this:

http://www.javaprogrammingforums.com/blogs/helloworld922/21-java-native-access-eclipse-indigo-swing-gui-editor.html

It's Windows-specific, but it does...

Do you mean listening to all mouse events regardless of where's being clicked?

In pure Java, no.

Pure Java applications can only listen to mouse events registered with one of their components.