Specifies the positions and attributes of all views at one point in a motion
sequence. Typically, a
<Transition>
element points to two <ConstraintSet> elements, one defining the beginning of
the motion sequence and one defining the end.
Syntax
<ConstraintSet id="@id/name"> [ deriveConstraintsFrom="id" ] ... </ConstraintSet>
Attributes
deriveConstraintsFrom- (optional) The ID of another
ConstraintSet. If specified, all constraints from that set are applied to thisConstraintSet, unless this set specifically overrides them. android:id- Unique identifier for this constraint set. The
<Transition>needs this ID to identify the start and end points of the motion sequence.
Must contain
- One or more
<Constraint>elements.