ItemPositionsListener class abstract
Provides a listenable iterable of itemPositions of items that are on screen and their locations.
Constructors
- ItemPositionsListener.create()
-
Creates an ItemPositionsListener that can be used by a
ScrollablePositionedList to return the current position of items.
factory
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
-
itemPositions
→ ValueListenable<
Iterable< ItemPosition> > -
The position of items that are at least partially visible in the viewport.
no setter
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited