X-Git-Url: https://git.heureux-cyclage.org/?a=blobdiff_plain;f=resources%2Fmediawiki%2Fmediawiki.util.js;h=082f807810940eddf423459f97ddfb8200890205;hb=705c4adb63fdb2a32b644a8b89596d9d8b779689;hp=40c12cfc7272cb08b825c41a7aacd57bf1220658;hpb=d5be6194bbb76dba7c58c8ed8b95d9b60c555943;p=lhc%2Fweb%2Fwiklou.git

diff --git a/resources/mediawiki/mediawiki.util.js b/resources/mediawiki/mediawiki.util.js
index 40c12cfc72..082f807810 100644
--- a/resources/mediawiki/mediawiki.util.js
+++ b/resources/mediawiki/mediawiki.util.js
@@ -261,18 +261,29 @@
 
 		/**
 		 * Add the appropriate prefix to the accesskey shown in the tooltip.
-		 * If the nodeList parameter is given, only those nodes are updated;
-		 * otherwise, all the nodes that will probably have accesskeys by
-		 * default are updated.
+		 *
+		 * If the `$nodes` parameter is given, only those nodes are updated;
+		 * otherwise, depending on browser support, we update either all elements
+		 * with accesskeys on the page or a bunch of elements which are likely to
+		 * have them on core skins.
 		 *
 		 * @param {Array|jQuery} [$nodes] A jQuery object, or array of nodes to update.
 		 */
 		updateTooltipAccessKeys: function ( $nodes ) {
 			if ( !$nodes ) {
-				// Rather than going into a loop of all anchor tags, limit to few elements that
-				// contain the relevant anchor tags.
-				// Input and label are rare enough that no such optimization is needed
-				$nodes = $( '#column-one a, #mw-head a, #mw-panel a, #p-logo a, input, label' );
+				if ( document.querySelectorAll ) {
+					// If we're running on a browser where we can do this efficiently,
+					// just find all elements that have accesskeys. We can't use jQuery's
+					// polyfill for the selector since looping over all elements on page
+					// load might be too slow.
+					$nodes = $( document.querySelectorAll( '[accesskey]' ) );
+				} else {
+					// Otherwise go through some elements likely to have accesskeys rather
+					// than looping over all of them. Unfortunately this will not fully
+					// work for custom skins with different HTML structures. Input, label
+					// and button should be rare enough that no optimizations are needed.
+					$nodes = $( '#column-one a, #mw-head a, #mw-panel a, #p-logo a, input, label, button' );
+				}
 			} else if ( !( $nodes instanceof $ ) ) {
 				$nodes = $( $nodes );
 			}