ChipDrawable.Delegate Delegate interface to be implemented by Views that own a ChipDrawable. 
ChipGroup.OnCheckedChangeListener Interface definition for a callback to be invoked when the checked chip changed in this group. 


Chip Chips are compact elements that represent an attribute, text, entity, or action. 
ChipDrawable ChipDrawable contains all the layout and draw logic for Chip
ChipGroup A ChipGroup is used to hold multiple Chips. 
ChipGroup.LayoutParams A ChipGroup.LayoutParams implementation for ChipGroup