Android APIs
package

com.android.internal.widget

Interfaces

ActionBarOverlayLayout.ActionBarVisibilityCallback  
DecorContentParent Implemented by the top-level decor layout for a window. 
LockScreenWidgetCallback An interface used by LockScreenWidgets to send messages to lock screen. 

Classes

AbsActionBarView  
AbsActionBarView.VisibilityAnimListener  
ActionBarOverlayLayout Special layout for the containing of an overlay action bar (and its content) to correctly handle fitting system windows when the content has request that its layout ignore them. 
ActionBarOverlayLayout.LayoutParams  
AutoScrollHelper AutoScrollHelper is a utility class for adding automatic edge-triggered scrolling to Views. 
AutoScrollHelper.AbsListViewAutoScroller An implementation of AutoScrollHelper that knows how to scroll through an AbsListView
DrawableHolder This class is a container for a Drawable with multiple animated properties. 
EditableInputConnection  
PasswordEntryKeyboard A basic, embed-able keyboard designed for password entry. 
ScrollingTabContainerView This widget implements the dynamic action bar tab behavior that can change across different configurations or circumstances. 
ScrollingTabContainerView.VisibilityAnimListener  
SubtitleView