spec 2 linked patterns checked
Using the Popover API
Documents popover invocation, focus order adjacency, Escape close requests, focus returning to the invoker, and auto, manual, and hint popover behavior.
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What this source can teach
Use this source to check a technical or accessibility requirement against its exact wording and scope.
- Start with the original. Open the source and find the guidance or example relevant to your task.
- Trace the connection. Use the claim notes below to see how this site applies the source to specific patterns.
- Check the setting. Compare the source's platform, people, and constraints with your own decision.
Pattern Decisions This Source Supports
| Pattern | Supported decision | Required contract | Claim note |
|---|---|---|---|
| Modal for nonblocking content | Flag this anti-pattern when content can be read later, ignored safely, dismissed without consequence, or shown near its object without blocking the rest of the page. | Users can continue the primary task while reading or ignoring nonblocking information. | Supports popover focus adjacency, Escape close, and focus return behavior. |
| Popover | Choose popover when a local trigger needs a compact contextual layer with short copy, a few actions, or light controls that belong to that exact anchor. | The trigger name and visible placement make clear which object or field the popover belongs to. | Supports popover focus order, Escape close requests, invoker focus return, and auto, manual, and hint behavior. |
Comparisons supported by this source
- Modal for nonblocking content vs modal dialog vs popover vs drawer vs inline message
Supports popover invocation, Escape close behavior, focus adjacency, and focus return for nonmodal anchored content.
- Popover vs menu button vs modal dialog vs sheet
MDN documents focus order adjacency, Escape close requests, and invoker focus return for popovers.
Evidence Role
This source is treated as spec evidence. Its value comes from the specific claims and setting described above.
Publisher: MDN Web Docs. Last checked: .