Autofill drag handle
Small corner handle used by selection overlay — three sizes, optional pulse.
Production answer
Autofill drag handle is a reusable Oak Flats Muffler Men UI primitive with documented states, accessibility expectations, theme behavior, and implementation evidence.
Primary CTAReview Autofill drag handle states
Generative search brief
Autofill drag handle: Small corner handle used by selection overlay — three sizes, optional pulse.
Three sizes · staticPulse · attention stateComposed with selected cell corner
Behaviour
Used by CellSelectionOverlay but exposed as its own primitive so it can be re-purposed (drag handle for table sort rows, comment threads, etc.). Drag-start fires on mousedown and touchstart.