DisplayFrameSubscription import { DisplayFrameSubscription } from "destack:display/binding"; Display frame subscription. export struct DisplayFrameSubscription { backend: DisplayBackendSelection; window: WindowHandle; capacity: uint32; overflow: DisplayEventOverflowPolicy; } language/library/src/display/binding/frame.ds:39:48 Members backend: DisplayBackendSelection Backend selection. window: WindowHandle Window filter. capacity: uint32 Queue capacity in events, or zero for backend default. overflow: DisplayEventOverflowPolicy Queue overflow policy.