async_call: ashet.gui.GetWindowEvent
Documentation
Waits for an event on the given Window, completing as soon as
an event arrived.
Inputs
window: Window
Outputs
event: WindowEvent
Errors
CancelledInProgressInvalidHandle
Waits for an event on the given Window, completing as soon as
an event arrived.
window: Windowevent: WindowEventCancelledInProgressInvalidHandle