The rowSelectHandling property (string) specifies the default JavaScript Gantt Chart action for row selecting.
"Update" - highlights the row using the built-in row selecting styles
"Notify" (ASP.NET WebForms, ASP.NET MVC, Java)
"CallBack" (ASP.NET WebForms, ASP.NET MVC, Java)
"PostBack" (ASP.NET WebForms)
"Update"{
  rowSelectHandling: "CallBack",
  // ...
}