pub fn attach_rich_tooltip_content(
ctx: &mut BuildContext<'_>,
anchor_id: WidgetId,
content: TooltipContent,
delay: Duration,
) -> WidgetIdExpand description
Attach a rich tooltip driven by an inline TooltipContent entry.
Use this for one-off tooltips that don’t live in the central
registry (tests, dynamic content, per-row tips on data-driven
widgets).