2.8 Fokusmanagement: Das unsichtbare Verbrechen
2.8.1 Fokusreihenfolge
Fußnoten:
- Source Order Matters – Adrian Roselli
- Accessibility Inspector – Firefox Source Docs
- TabA11y – Chrome Web Store
- Where to Put Focus When Deleting a Thing – Adrian Roselli
- How to Implement Websites That Are Ready for Keyboard Only Usage – Accessibility Developer Guide
- Developing a Keyboard Interface – WAI-ARIA Authoring Practices Guide
2.8.2 Stets sichtbarer Fokus
Fußnoten:
- scroll-padding - CSS: Cascading Style Sheets | MDN
- C43: Using CSS scroll-padding to un-obscure content | WAI | W3C
- Prevent focused elements from being obscured by sticky headers - TPGi
2.8.3 Das automatische Fokussieren
Fußnoten:
2.8.4 Inhaltsänderung vs. Kontextänderung
Fußnoten:
- Prüfschritt 9.3.2.1 Keine unerwartete Kontextänderung bei Fokus – BIK BITV-Test
- Failure of Success Criterion 3.2.1 due to changing the context when a component receives focus – W3C
2.8.5 Fokusfalle
Keine Fußnoten vorhanden
2.8.6 Fokusring
Fußnoten:
- CSS Tools: Reset CSS – meyerweb.com
- Genau genommen entscheiden Browser anhand von Heuristiken, ob die Pseudoklasse :focus-visible greift, siehe die MDN Dokumentation dazu: :focus-visible - CSS: Cascading Style Sheets | MDN
- Where to Put Focus When Deleting a Thing – Adrian Roselli
- Designing for People Who Use a Mouse – Henny Swan
- Avoid Default Browser Focus Styles – Adrian Roselli
- A Guide to Designing Accessible, WCAG-Conformant Focus Indicators – Sara Soueidan
- The Difference Between Keyboard and Screen Reader Navigation – Léonie Watson
- Screen Reader Users and the Tab Key – tempertemper