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MDL-30833 Accessibility: Added aria-expanded attribute on navigation nodes

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This commit is contained in:
Rajesh Taneja
2012-09-18 17:29:00 +08:00
parent 32efb09e62
commit 9ac00a5394
3 changed files with 12 additions and 2 deletions
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blocks/navigation/renderer.php
+3 -1
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@@ -121,18 +121,20 @@ class block_navigation_renderer extends plugin_renderer_base {
// this applies to the li item which contains all child lists too
$liclasses = array($item->get_css_type(), 'depth_'.$depth);
$liexpandable = array();
if ($item->has_children() && (!$item->forceopen || $item->collapse)) {
$liclasses[] = 'collapsed';
}
if ($isbranch) {
$liclasses[] = 'contains_branch';
$liexpandable = array('aria-expanded' => in_array('collapsed', $liclasses) ? "false" : "true");
} else if ($hasicon) {
$liclasses[] = 'item_with_icon';
}
if ($item->isactive === true) {
$liclasses[] = 'current_branch';
}
$liattr = array('class'=>join(' ',$liclasses));
$liattr = array('class' => join(' ',$liclasses)) + $liexpandable;
// class attribute on the div item which only contains the item content
$divclasses = array('tree_item');
if ($isbranch) {