diff --git a/source b/source index 6912026b81c..f7cbf7cee35 100644 --- a/source +++ b/source @@ -2986,7 +2986,7 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
  • The slot assignment concept
  • The slottable concept
  • The assign slottables for a tree algorithm
    • -
  • The inclusive descendants concept
    • +
  • The inclusive descendant concept
  • The find flattened slottables algorithm
  • The manual slot assignment concept
  • The assign a slot algorithm
    • @@ -75175,14 +75175,11 @@ END:VCARD
      -

    1. Let root be focus target's shadow root.

      2. - -

    2. If root is a shadow-including inclusive ancestor of the +

    3. If focus target is a shadow-including inclusive ancestor of the currently focused area of a top-level browsing context's DOM anchor, then return null.

      4. -

    4. Return the focus delegate for root given focus +

    5. Return the focus delegate for focus target given focus trigger.

    @@ -75203,29 +75200,48 @@ END:VCARD steps:

      -

    1. Let autofocus delegate be the autofocus delegate for - focus target given focus trigger.

      2. +

    2. Let autofocus delegate be the autofocus delegate for focus + target given focus trigger.

    3. If autofocus delegate is not null, then return autofocus delegate.

      4. -

    4. If focus trigger is "click", then let possible - focus delegates be the list of all click focusable focusable areas whose DOM anchor is a shadow-including - descendant of focus target.

      5. +

    5. If focus target is a shadow host and its shadow root's delegates focus is false, + then return null.

      6. -

    6. Otherwise, let possible focus delegates be the list of all focusable areas whose DOM anchor is a - shadow-including descendant of focus target.

      7. +

    7. Let parent be focus target.

      8. -

    8. If possible focus delegates is empty, then return null.

      9. +

    9. If parent is a shadow host, then set parent to + parent's shadow root.

      10. -

    10. Sort possible focus delegates by shadow-including tree order of - their DOM anchors.

      11. +
    11. +

      For each child of parent's children:

      -

    12. Return possible focus delegates[0].

      13. +
        +
      1. +

        Let focusable area be child, if child is a + focusable area; otherwise let focusable area be the result of getting the focusable area for child given + focus trigger.

        + +

        This step can end up recursing, i.e., the get the focusable area + steps might return the focus delegate of child.

        +
        2. + +

      2. If focusable area is not null, then return focusable + area.

        3. +
      + + +

    13. Return null.

    +

    The above algorithm essentially returns the first suitable focusable + area where the path between its DOM anchor and focus target + delegates focus at any shadow tree boundaries.

    +

    The autofocus delegate for a focus target given a focus trigger is given by the following steps: