.k-gantt-actions .k-button {
            visibility: hidden;
        }

@model App.UI.Web.Models.SuitViewModel
 
@(Html.Kendo().DropDownTreeFor(x => x.subjectid)
                    .Name("subjectsDDT")
                    .HtmlAttributes(new { style = "width: 500px;" })
                    .DataSource(ds =>
                        ds.Read("ReadDropDownTreeSubjects", "BaseDirectory")
                    )
                    .Placeholder("Select subject...")
                    .Filter("contains")
                    .DataTextField("name")
                    .DataValueField("id")
                    .ValuePrimitive(true)
                    .ClearButton(false)
                    .Events(ev => ev.Select("watch"))
    )

//grid setup...

  .Create(update => update.Action("Add", "MyController).Data("GetParams"))
  .Update(update => update.Action("Update", "MyController").Data("GetParams"))
...

function GetParams(fSomeFlag) {
  var retVal;
  if (fSomeFlag = true)
    retVal = "someValForCreate";
  else
    retVal = "someValForUpdate";

    return {
        param1 : retVal,
        param2: "someOtherValue"
    };

<div id="citizenAppointmentCalender" class="calenderContainer">
	@(Html.Kendo().Scheduler<AppointmentTaskViewModel>()
		.Name("appointmentsCalender")
		.Height(820)
		.Editable(e => {
			e.TemplateName("CitizenAppointmentsEditorPartialView");
			e.EditRecurringMode(SchedulerEditRecurringMode.Series);
		})
		.DateHeaderTemplate("<strong>#=kendo.toString(date, 'ddd dd-MMM')#</strong>")
		.AllDaySlot(false)
		.Timezone("Europe/Copenhagen")
		.EventTemplate("<div class='eventBox' style='background-color:#= BackColor #; color:#= FontColor #;'><div class='eventInner'><span>#= title #</span></div><div class='eventInner'><span>#= description #</span></div></div>")
		.Views(views => {
			views.DayView();
			views.WeekView(x => x.Selected(true));
			views.MonthView();
		})
		.Events(x => {
			x.Edit("caed_Dialog_Edit");
			x.Save("caed_Dialog_Save");
		})
		.DataSource(d => {
			d.Model(m => { m.Id(f => f.ID); });
			d.Read(read => read.Action("Read", "CitizenDashboard").Type(HttpVerbs.Post));
			d.Create("Create", "CitizenDashboard");
			d.Destroy("Destroy", "CitizenDashboard");
			d.Update("Update", "CitizenDashboard");
		})
	)
</div>

public virtual JsonResult Create([DataSourceRequest] DataSourceRequest request, AppointmentTaskViewModel task) {
    if (ModelState.IsValid) {
	appointmentService.Insert(task, ModelState);
    }

    return Json(new[] { task }.ToDataSourceResult(request, ModelState));
}

function caed_Dialog_Edit(e) {
	$("#caed_eventType_private")[0].checked = false;
	$("#caed_eventType_medical")[0].checked = false;
	$("#caed_eventTypes_PrivateBox")[0].classList.add("hide");
	if (e.event.Type == 3) {
		$("#caed_eventType_private")[0].checked = true;
		$("#caed_eventTypes_PrivateBox")[0].classList.remove("hide");
	} else if (e.event.Type == 2) {
		$("#caed_eventType_medical")[0].checked = true;
	}
	var buttons = e.container[0].children[0].children[1];
	if (e.event.IsNexusAppointment) {
		$("#caed_Title")[0].setAttribute("disabled", "disabled");
		$("#caed_Description")[0].setAttribute("disabled", "disabled");
		$("#caed_startDate").data("kendoDateTimePicker").enable(false);
		$("#caed_endDate").data("kendoDateTimePicker").enable(false);
		$("#caed_eventType_medical")[0].setAttribute("disabled", "disabled");
		$("#caed_eventType_private")[0].setAttribute("disabled", "disabled");
		$("#caed_isPersonal")[0].setAttribute("disabled", "disabled");
		$("#caed_recurrence").data("kendoRecurrenceEditor").element[0].disabled = true;

		buttons.children[0].classList.add("hide"); // Save btn
		buttons.children[1].innerText = "OK";
		if (buttons.children.length >= 3)
			buttons.children[2].classList.add("hide"); // Delete btn

	} else {
		$("#caed_Title")[0].removeAttribute("disabled");
		$("#caed_Description")[0].removeAttribute("disabled");
		$("#caed_startDate").data("kendoDateTimePicker").enable(true);
		$("#caed_endDate").data("kendoDateTimePicker").enable(true);
		$("#caed_eventType_medical")[0].removeAttribute("disabled");
		$("#caed_eventType_private")[0].removeAttribute("disabled");
		$("#caed_isPersonal")[0].removeAttribute("disabled");
		$("#caed_recurrence").data("kendoRecurrenceEditor").element[0].disabled = false;

		buttons.children[0].classList.remove("hide"); // Save btn
		buttons.children[1].innerText = "Fortryd";
		if (buttons.children.length >= 3)
			buttons.children[2].classList.remove("hide"); // Delete btn
	}
}
function caed_Dialog_Save(e) {
	if (e.event.caed_eventType_radio)
		e.event.Type = parseInt(e.event.caed_eventType_radio);

	if (e.event.Type == 3) {
		e.event.IsPersonal = e.event.caed_isPersonal ? e.event.caed_isPersonal : false;
		e.event.BackColor = "#ffa500";
		e.event.FontColor = "#fff";

	} else if (e.event.Type == 2) {
		e.event.BackColor = "#F02222";
		e.event.FontColor = "#fff";
	}

	var scheduler = $("#appointmentsCalender").data("kendoScheduler");
	scheduler.dataSource.sync();
}