B4J Question Fx Objects possibilities ?

You can see the available events in the IDE: http://www.b4x.com/android/forum/threads/ide-tips.6546/

Or in the documentation: http://www.b4x.com/b4j/help/jfx.html#tableview

Or in the Generate members dialog:



As you can see in the above screenshot there is a SelectedCellChanged event. However you will not see it in your IDE as it is a new feature which will be included in the next version of B4J, planned to be released next week.