public class MyRazorViewEngine : RazorViewEngine

{

    public override ViewEngineResult FindView(ControllerContext controllerContext, string viewName, string masterName, bool useCache)

    {

        if (controllerContext.Controller is ProductController)

        {

            string viewPath = "/Views/MyProduct/" + viewName + ".cshtml";

            return base.FindView(controllerContext, viewPath, masterName, useCache);  

        }

​

        return base.FindView(controllerContext, viewName, masterName, useCache);

    }

​

    public override ViewEngineResult FindPartialView(ControllerContext controllerContext, string partialViewName, bool useCache)

    {

        if (controllerContext.Controller is ProductController)

        {

            string partialViewPath = "/Views/MyProduct/Partials/" + partialViewName + ".cshtml";

            return base.FindPartialView(controllerContext, partialViewPath, useCache);

        }

​

        return base.FindPartialView(controllerContext, partialViewName, useCache);

    }

}