Index: openacs-4/packages/xowiki/www/resources/selection-area.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/resources/Attic/selection-area.js,v
diff -u -N -r1.1.2.5 -r1.1.2.6
--- openacs-4/packages/xowiki/www/resources/selection-area.js	18 Oct 2022 12:58:57 -0000	1.1.2.5
+++ openacs-4/packages/xowiki/www/resources/selection-area.js	25 Oct 2022 11:10:00 -0000	1.1.2.6
@@ -63,6 +63,8 @@
     }
 
     textarea.value = internalRep;
+
+    selection_area_update_count_information(id);
 }
 
 function selection_area_bulk_operation_handler(ev, operation) {
@@ -87,6 +89,20 @@
     selection_area_update_internal_representation(id);
 }
 
+function selection_area_update_count_information(id) {
+    // Update the count information for the listings
+    for (var element of ['candidates', 'selected']) {
+        // get the list elements
+        var list_elements  = document.getElementById(id + '.' + element).getElementsByTagName('LI');
+
+        // get the list header element
+        var list_header = document.getElementById(id).getElementsByClassName('workarea ' + element)[0].getElementsByTagName('H3')[0];
+
+        // replace the count information e.g. "Selection (0)" -> "Selection (1)"
+        list_header.innerHTML = list_header.innerHTML.replace(/\(.*\)/,'(' + list_elements.length + ')');
+    }
+}
+
 /*
  * Local variables:
  *    mode: JavaScript