CancellableHandler class Null safety

The interface that operation or user interaction handlers are derived from.

Implementers

Constructors

CancellableHandler()

Properties

hashCode → int
The hash code for this object.
read-onlyinherited
runtimeType → Type
A representation of the runtime type of the object.
read-onlyinherited

Methods

cancel() → Future<void>
This method should be invoked if the operation must be canceled.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited