code: function areAllRowsSelected()
          {
              var displayedRows = 0;
  
              for (var i = 0, len = lxDataTable.tbody.length; i < len; i++)
              {
                  if (!lxDataTable.tbody[i].lxDataTableDisabled)
                  {
                      displayedRows++;
                  }
              }
  
              if (displayedRows === lxDataTable.selectedRows.length)
              {
                  lxDataTable.allRowsSelected = true;
              }
              else
              {
                  lxDataTable.allRowsSelected = false;
              }
          }
docs: //////////