Change of content notified

Meaningful changes in visual content are conveyed programmatically.

Applies when

• The changes appear before the user’s current position in reader order.
• The changes appear earlier in the process.
• Notifications, status or error messages appear.
• The amount of content changes.
• The change affects the content’s meaning.
• The audience changes.

Except when

• changes are continuous, without pause.

Tests

This section is non-normative.

Procedure

For each meaningful change of visual content:

1. Check that the change is conveyed programmatically using the assistive technology in the accessibility support set.

Expected results

• #1 is true.