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axnode: add aria-labelledby support

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Pierre Tachoire
2026-01-16 09:01:39 +01:00
parent 61ed97dd45
commit 2074c0149f
1 changed files with 32 additions and 1 deletions
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33
src/cdp/AXNode.zig
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@@ -761,7 +761,38 @@ fn writeName(axnode: AXNode, w: anytype, page: *Page) !?AXSource {
else => null,
},
.element => |el| {
// TODO handle aria-labelledby attribute
// Handle aria-labelledby attribute (highest priority)
if (el.getAttributeSafe("aria-labelledby")) |labelledby| {
// Get the document to look up elements by ID
const doc = node.ownerDocument(page) orelse return null;
// Parse space-separated list of IDs and concatenate their text content
var it = std.mem.splitScalar(u8, labelledby, ' ');
var first = true;
var has_content = false;
var buf = std.Io.Writer.Allocating.init(page.call_arena);
while (it.next()) |id| {
const trimmed_id = std.mem.trim(u8, id, &std.ascii.whitespace);
if (trimmed_id.len == 0) continue;
if (doc.getElementById(trimmed_id, page)) |referenced_el| {
if (!first) {
try buf.writer.writeByte(' ');
}
first = false;
// Get the text content of the referenced element
try referenced_el.getInnerText(&buf.writer);
has_content = true;
}
}
if (has_content) {
try writeString(buf.written(), w);
return .aria_labelledby;
}
}
if (el.getAttributeSafe("aria-label")) |aria_label| {
try w.write(aria_label);