public class AppointmentRecurrenceFormSettings :
    SettingsBase

Public Class AppointmentRecurrenceFormSettings
    Inherits SettingsBase

@Html.DevExpress().Scheduler(
    settings => {
        settings.Name = "scheduler";
        <!-- ... -->
        settings.OptionsForms.SetAppointmentFormTemplateContent(c => {
            <!-- ... -->
            ViewBag.AppointmentRecurrenceFormSettings = CreateAppointmentRecurrenceFormSettings(c);
        });
}).Bind(Model.Appointments, Model.Resources).SetErrorText(ViewBag.SchedulerErrorText).GetHtml()

AppointmentRecurrenceFormSettings CreateAppointmentRecurrenceFormSettings(AppointmentFormTemplateContainer container) {
    return new AppointmentRecurrenceFormSettings {
        Name = "appointmentRecurrenceForm",
        Width = Unit.Percentage(100),
        <!-- ... -->
    };
}