свойство onTouchCancel
override
Поток событий touchcancel, обрабатываемых этим Element.
Реализация
ElementStream<TouchEvent> get onTouchCancel =>
touchCancelEvent.forElement(this);
© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.19.6/dart-html/Element/onTouchCancel.html
