onDecelerate
fun onDecelerate( connectFlags: <Error class: unknown class> = ConnectFlags(0u), handler: (<Error class: unknown class>, <Error class: unknown class>) -> Unit): <Error class: unknown class>(source)
Emitted after scroll is finished if the %GTK_EVENT_CONTROLLER_SCROLL_KINETIC flag is set.
Parameters
connectFlags
a combination of ConnectFlags
handler
the Callback to connect. Params: velX X velocity; velY Y velocity