connectedMiddleButtonShapes

@Composable
fun connectedMiddleButtonShapes(shape: Shape = ShapeDefaults.Small, pressedShape: Shape = connectedMiddleButtonPressShape, checkedShape: Shape = connectedButtonCheckedShape): ToggleButtonShapes

Defaults button shapes for a middle button in a ConnectedButtonGroup. A middle button is a button that's not the start / end button in the button group.