Function key_gesture_separator_fn 

pub fn key_gesture_separator_fn(
    child: impl IntoUiNode,
    separator_fn: impl IntoVar<WidgetFn<KeyGestureSeparatorFnArgs>>,
) -> UiNode

P Widget function that converts KeyGestureSeparatorFnArgs to a widget.

This is the separator between the modifiers and key in a KeyGesture.

This property sets the KEY_GESTURE_SEPARATOR_FN_VAR.