dialog role (aria)
Screen Reader support level: partial (36/44)
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About this feature
A dialog is a descendant window of the primary window of a web application. For HTML pages, the primary application window is the entire web document, i.e., the body element.
Age of results
Results across all tests for this feature range from 16 days ago to 7 years ago. Detailed dates and version information can be found in associated tests.
Caution
Failing or partial results may be out of date. The oldest result is from 2 years ago. Consider running the associated tests and contributing results.
Expectations
Screen Reader support by expectation
Expectation | JAWS | Narrator | NVDA | Orca | TalkBack | VoiceOver (iOS) | VoiceOver (macOS) | ||||
---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Edge | Chrome | Edge | Firefox | Firefox | Chrome | Safari | Safari | |
MUST convey its role | supported | supported | supported | supported | supported | supported | supported | supported | none | none | supported |
MUST convey the name of the dialog | supported | supported | supported | supported | supported | supported | supported | supported | none | none | supported |
MUST convey the boundaries of the dialog | supported | supported | supported | none | supported | supported | supported | none | none | partial | supported |
MUST NOT automatically switch away from reading mode | supported | supported | supported | supported | supported | supported | supported | supported | supported | supported | supported |
Expectation: convey its role
Rationale:
Users must be made aware of the dialog context.
Strength of this expectation for different types of assistive technologies:
- Screen Readers: MUST
- Voice Control: NA
Examples:
- A screen reader might announce an element as something like "<name>, <role>"
- A screen reader might imply the role by the presence of certain context roles
- Voice Control software might let the user say something like "click, <role>".
- Voice Control software might let the user say something like "show numbers", and interactive roles will be flagged with numbers.
Expectation: convey the name of the dialog
Rationale:
Users need to know the purpose of the dialog.
Strength of this expectation for different types of assistive technologies:
- Screen Readers: MUST
- Voice Control: NA
Test | JAWS | Narrator | NVDA | Orca | TalkBack | VoiceOver (iOS) | VoiceOver (macOS) | ||||
---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Edge | Chrome | Edge | Firefox | Firefox | Chrome | Safari | Safari | |
APG modal dialog example | supported | supported | supported | supported | supported | supported | supported | supported | none | none | supported |
Expectation: convey the boundaries of the dialog
Rationale:
Users need to know when they enter and exit a dialog.
Strength of this expectation for different types of assistive technologies:
- Screen Readers: MUST
- Voice Control: NA
Examples:
- Screen readers might announce something like "entering dialog" or "leaving dialog".
- Screen readers might imply the boundary by obscuring outside content when aria-modal=true is also present.
Test | JAWS | Narrator | NVDA | Orca | TalkBack | VoiceOver (iOS) | VoiceOver (macOS) | ||||
---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Edge | Chrome | Edge | Firefox | Firefox | Chrome | Safari | Safari | |
APG modal dialog example | supported | supported | supported | none | supported | supported | supported | none | none | partial | supported |
Expectation: automatically switch away from reading mode
Strength of this expectation for different types of assistive technologies:
- Screen Readers: MUST NOT
- Voice Control: NA
Test | JAWS | Narrator | NVDA | Orca | TalkBack | VoiceOver (iOS) | VoiceOver (macOS) | ||||
---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Edge | Chrome | Edge | Firefox | Firefox | Chrome | Safari | Safari | |
ARIA dialog role must use document mode | supported | supported | supported | supported | supported | supported | supported | supported | supported | supported | supported |