Ticket #48355: 48355.diff

src/js/media/views/settings.js

@@ -69 +69 @@
 
                 // Handle button groups.
                 } else if ( $setting.hasClass('button-group') ) {
-                        $buttons = $setting.find('button').removeClass('active');
-                        $buttons.filter( '[value="' + value + '"]' ).addClass('active');
+                        $buttons = $setting.find( 'button' )
+                                .removeClass( 'active' )
+                                .attr( 'aria-pressed', 'false' );
+                        $buttons.filter( '[value="' + value + '"]' )
+                                .addClass( 'active' )
+                                .attr( 'aria-pressed', 'true' );
 
                 // Handle text inputs and textareas.
                 } else if ( $setting.is('input[type="text"], textarea') ) {