window.fronttabs.fmfn

/*
 * =====================================================
 * window.fronttabs ()
 * 
 * RETURNS:       (list) Return delimited list of frontmost tabs.
 * DEPENDENCIES:  list.custom(), layout.objects(), list.valueWithin()
 * NOTES:         Adapted from Agnès Barouh <barouh.agnes@wanadoo.fr>
 *                FrontTabsPanelsList()
 * =====================================================
 */

 Let ([
   $function.result = "|###|";
   $function.return = ¶;
   $function.objects =  layout.objects;

   var.result = list.custom (
     1; // start
     ValueCount ( $function.objects ); // end
     "Let ( [
         var.current = GetValue ( $function.objects; [n] );
         var.isFront = GetLayoutObjectAttribute ( var.current; \"isFrontTabPanel\" );
         var.enclosing = GetLayoutObjectAttribute ( var.current; \"enclosingObject\" );
         var.append = $function.return & var.current;
         $function.result = $function.result & Case (
                                                   var.isFront and IsEmpty ( var.enclosing ) ; var.append;
                                                   var.isFront and list.valueWithin ( $function.result ; var.enclosing ) ; var.append
                                                   )
       ]; False )"
   )
   ];

   Substitute ( $function.result ;
     [ "|###|¶" ; ""];
     [ "|###|" ; "" ]
   )
 )

 & Let ( $function.result = "" ; "" )