# Uses of Interface
org.eclipse.ui.forms.widgets.ILayoutExtension

Packages that use ILayoutExtension
Package
Description
org.eclipse.ui.forms.widgets
Custom widgets and controls for forms-based parts.

## Uses of ILayoutExtension in org.eclipse.ui.forms.widgets

Classes in org.eclipse.ui.forms.widgets that implement ILayoutExtension
Modifier and Type
Class
Description
`final class`
`ColumnLayout`
This layout manager arranges children of the composite parent in vertical columns.
`final class`
`TableWrapLayout`
This implementation of the layout algorithm attempts to position controls in the composite using a two-pass autolayout HTML table algorithm recommended by HTML 4.01 W3C specification (see http://www.w3.org/TR/html4/appendix/notes.html#h-B.5.2.2).