Amy Fowler the layout guru has written a excelent article on layout in JavaFX 1.2, recomended reading for anyone working with or learning JavaFX.

JavaFX’s powerful scene-graph and animation engine enables gamer types to rapidly create dynamic visual scenes that are functionally expressed through binding and triggers and timelines. On the other, it’s growing controls and charts libraries clearly stake out a more traditional GUI turf. As interfaces finally graduate to the 21st century, the lines between these two worlds is blurring in exciting ways. Our challenge is to evolve the FX platform to support this convergence, which speaks precisely to why layout in JavaFX is complicated enough that it requires a blog series to explain.

-> JavaFX 1.2: Layout