# Uses of Package
com.google.gwt.layout.client

- Packages that use com.google.gwt.layout.client
  Package | Description
  --- | ---
  com.google.gwt.layout.client | Classes for laying out container elements.
  com.google.gwt.user.client.ui | Widgets, Panels, and other user-interface classes.

- Classes in com.google.gwt.layout.client used by com.google.gwt.layout.client
  Class and Description
  Layout.Alignment Used to specify the alignment of child elements within a layer.
  Layout.AnimationCallback Callback interface used by `Layout.layout(int, AnimationCallback)` to provide updates on animation progress.
  Layout.Layer This class is used to set the position and size of child elements.
  LayoutImpl Default implementation, which works with all browsers except for IE6.

- Classes in com.google.gwt.layout.client used by com.google.gwt.user.client.ui
  Class and Description
  Layout Helper class for laying out a container element and its children.
  Layout.Alignment Used to specify the alignment of child elements within a layer.
  Layout.AnimationCallback Callback interface used by `Layout.layout(int, AnimationCallback)` to provide updates on animation progress.
  Layout.Layer This class is used to set the position and size of child elements.