Alert Dialog
An alert dialog is a modal dialog for an urgent choice. People must understand the result before they continue.
role="alertdialog"A real example
Before emptying trash forever, the dialog explains what will be lost. It offers a safe Cancel choice.
Main parts
- 01Trigger
- 02Anchored or modal surface
- 03Focus boundary
- 04Dismiss path
Use it when
Use it for a destructive or irreversible choice, or one with a serious result right away.
Do not use it when
Never ask for confirmation again and again on harmless actions that can be undone.
Name used in code
role="alertdialog" Before you ship
Move focus on purpose. Keep it inside only when the overlay blocks the page. Support Escape and a visible close button, then return focus to the opener. Keep entered data and check small-screen, loading, and failure states.
Outcome: Use Alert Dialog to solve this user need without losing the current context. User context: Before emptying trash forever, the dialog explains what will be lost. It offers a safe Cancel choice. Recommended pattern: Alert Dialog. Why it fits: Use it for a destructive or irreversible choice, or one with a serious result right away. Do not use it when: Never ask for confirmation again and again on harmless actions that can be undone. Product requirements: Define the default, loading, empty, error, success, and recovery states. Keep user input. Give clear feedback after every action. Accessibility and resilience: Use semantic HTML, full keyboard access, and visible focus. Make the layout work when zoomed and support reduced motion. Follow the project’s current rules. Do not add a new UI library unless the project already uses it. Acceptance criteria: The main task works with keyboard only and at 320px width. Focus and status changes are announced. Check loading, failure, retry, cancel, and reduced-motion paths. Evidence and limits (evidence boundary): The standard covers only the listed scope. It does not choose the visual style, product decision, or Vibulary example. Unknowns to confirm: Product wording, data source, analytics events, supported devices and languages, and platform limits.
Check this request
Review the current use of Alert Dialog. Definition: An alert dialog is a modal dialog for an urgent choice. People must understand the result before they continue. Release checks: Move focus on purpose. Keep it inside only when the overlay blocks the page. Support Escape and a visible close button, then return focus to the opener. Keep entered data and check small-screen, loading, and failure states. Before changing code, report the evidence you found, gaps, severity, and the smallest safe fix.