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Base focus permission on the document that asks #5

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Base focus permission on the document that asks
ffiori Sep 11, 2026
c3c5175
Confine the focus-derived allowance to the setter's own navigable chain
ffiori Sep 12, 2026
15c8043
Revert "Confine the focus-derived allowance to the setter's own navig…
ffiori Sep 15, 2026
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29 changes: 22 additions & 7 deletions source
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Original file line number Diff line number Diff line change
Expand Up @@ -87402,8 +87402,15 @@ dictionary <dfn dictionary>CommandEventInit</dfn> : <span>EventInit</span> {

<li><p>If <var>current</var> is null, then return.</p></li>

<li><p>If the <span>allow focus steps</span> given <var>current</var>'s <span
data-x="nav-document">active document</span> return false, then return.</p></li>
<li><p>If <var>current</var>'s <span data-x="nav-document">active document</span> is not
<span>fully active</span>, then return.</p></li>

<li><p>Let <var>focusSetterDocument</var> be the <span
data-x="concept-incumbent-global">incumbent global object</span>'s <span
data-x="concept-document-window">associated <code>Document</code></span>.</p></li>

<li><p>If the <span>allow focus steps</span> given <var>focusSetterDocument</var> return false,
then return.</p></li>

<li><p>Run the <span>focusing steps</span> with <var>current</var>.</p></li>

Expand Down Expand Up @@ -87469,17 +87476,21 @@ dictionary <dfn dictionary>CommandEventInit</dfn> : <span>EventInit</span> {

<div algorithm>
<p>The <dfn export>allow focus steps</dfn>, given a <code>Document</code> object
<var>target</var>, are:</p>
<var>focusSetterDocument</var>, are:</p>

<ol>
<li><p>If <var>target</var> is <span>allowed to use</span> the "<code
<li><p>If <var>focusSetterDocument</var> is not <span>fully active</span>, then return
false.</p></li>

<li><p>If <var>focusSetterDocument</var> is <span>allowed to use</span> the "<code
data-x="focus-without-user-activation-feature">focus-without-user-activation</code>" feature,
then return true.</p></li>

<li><p>If <var>target</var>'s <span>relevant global object</span> has <span>transient
activation</span>, then return true.</p></li>
<li><p>If <var>focusSetterDocument</var>'s <span>relevant global object</span> has
<span>transient activation</span>, then return true.</p></li>

<li><p>Return false.</p></li>
<li><p>Return the result of running the <span>has focus steps</span> given
<var>focusSetterDocument</var>.</p></li>
</ol>
</div>

Expand Down Expand Up @@ -87638,6 +87649,9 @@ dictionary <dfn dictionary>CommandEventInit</dfn> : <span>EventInit</span> {
<li><p><span data-x="list remove">Remove</span> <var>element</var> from
<var>candidates</var>.</p></li>

<li><p>If the <span>allow focus steps</span> given <var>doc</var> return false, then
<span>continue</span>.</p></li>

<li><p>Let <var>inclusiveAncestorDocuments</var> be a <span>list</span> consisting of the
<span data-x="nav-document">active document</span> of <var>doc</var>'s <span>inclusive
ancestor navigables</span>.</p></li>
Expand Down Expand Up @@ -162133,6 +162147,7 @@ INSERT INTERFACES HERE
Félix Sanz,
Felix Sasaki,
Fernando Altomare Serboncini,
Fernando Fiori,
Forbes Lindesay,
Francesco Schwarz,
Francis Brosnan Blazquez,
Expand Down