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beforeUnloadEvent constant

EventStreamProvider<BeforeUnloadEvent> const beforeUnloadEvent = const _BeforeUnloadEventStreamProvider('beforeunload')

Static factory designed to expose beforeunload events to event handlers that are not necessarily instances of Window.

See EventStreamProvider for usage information.

Implementation

static const EventStreamProvider<BeforeUnloadEvent> beforeUnloadEvent =
    const _BeforeUnloadEventStreamProvider('beforeunload')

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/2.0.0/dart-html/Window/beforeUnloadEvent-constant.html