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Bug 1787284: [Part 3] Use cached name to compute MEMBER_OF rel for HTML radio buttons r=eeejay

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Depends on D159118

Differential Revision: https://phabricator.services.mozilla.com/D159119
This commit is contained in:
Morgan Rae Reschenberg 2022-10-31 19:49:50 +00:00
parent a655200f47
commit 5ba1794a07
1 changed files with 22 additions and 0 deletions
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22
accessible/ipc/RemoteAccessibleBase.cpp
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@ -763,6 +763,28 @@ Relation RemoteAccessibleBase<Derived>::RelationByType(
if (aType == RelationType::MEMBER_OF) {
Relation rel = Relation();
// HTML radio buttons with cached names should be grouped.
if (IsHTMLRadioButton()) {
auto maybeName =
mCachedFields->GetAttribute<nsString>(nsGkAtoms::radioLabel);
if (!maybeName) {
return rel;
}
RemoteAccessible* ancestor = RemoteParent();
while (ancestor && ancestor->Role() != roles::FORM && ancestor != mDoc) {
ancestor = ancestor->RemoteParent();
}
Pivot p = Pivot(ancestor);
PivotRadioNameRule rule(*maybeName);
Accessible* match = p.Next(ancestor, rule);
while (match) {
rel.AppendTarget(match->AsRemote());
match = p.Next(match, rule);
}
return rel;
}
if (IsARIARole(nsGkAtoms::radio)) {
// ARIA radio buttons should be grouped by their radio group
// parent, if one exists.