Fix - correctly treat empty list in the object inspector

Author: linev

scripts/JSRootPainter.jquery.js

@@ -156,10 +156,10 @@
       if (handle !== null) {
          if ('icon' in handle) img1 = handle.icon;
          if ('icon2' in handle) img2 = handle.icon2;
-         if (('func' in handle) || ('execute' in handle) || ('aslink' in handle) || ('expand' in handle)) can_click = true;
+         if (('func' in handle) || ('execute' in handle) || ('aslink' in handle) ||
+             (('expand' in handle) && (hitem._more !== false))) can_click = true;
       }
 
-
       if ('_icon' in hitem) img1 = hitem._icon;
       if ('_icon2' in hitem) img2 = hitem._icon2;
       if ((img1.length==0) && ('_online' in hitem))

scripts/JSRootPainter.js

@@ -6669,9 +6669,11 @@
          var simple  = false;
 
          if ((proto.lastIndexOf('Array]') == proto.length-6) && (proto.indexOf('[object')==0)) {
+            item._title = item._kind + " len=" + fld.length;
             simple = (proto != '[object Array]');
             if (fld.length == 0) {
                item._value = "[ ]";
+               item._more = false;
             } else {
                item._value = "[...]";
                item._more = true;