Свойство onMouseDown
override
Поток mousedown событий, обработанных этим окном.
Реализация
Stream<MouseEvent> get onMouseDown => Element.mouseDownEvent.forTarget(this);
© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-html/Window/onMouseDown.html
