@Override
public void decorate(UiCanvas canvas) {
UiProvider left = layoutList(projectDataElementsList, projectHeaderLabel);
UiProvider right = layoutList(builtInDataElementsList, new JLabel("Jitterbit Variables",
ClientIcons.APPLICATION_16, SwingConstants.LEADING));
Grid grid = Grid.oneRow(10).addAll(left, right);
grid.setOpaqueRecursively(false);
grid.decorate(canvas);
}