Drag class abstract
Interface for objects that receive updates about drags.
This interface is used in various ways. For example, MultiDragGestureRecognizer uses it to update its clients when it recognizes a gesture. Similarly, the scrolling infrastructure in the widgets library uses it to notify the DragScrollActivity when the user drags the scrollable.
- Implementers
Constructors
- Drag()
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
cancel(
) → void - The input from the pointer is no longer directed towards this receiver.
-
end(
DragEndDetails details) → void - The pointer is no longer in contact with the screen.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
-
update(
DragUpdateDetails details) → void - The pointer has moved.
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited