The
LayoutFormPanel class represents a layout of form elements for
an HTML form. You can use the methods that LayoutFormPanel provides
to add and remove elements from a panel or to get the number of
elements in the layout. You may choose to use one of two layouts:
GridLayoutFormPanel: Represents a
grid layout of form elements for an HTML form.
LineLayoutFormPanel: Represents a
line layout of form elements for an HTML form.