Hi mahesh213,
Refer below code.
Controller
public class HomeController : Controller
{
// GET: Home
public ActionResult Index()
{
return View();
}
public JsonResult CheckStatus(Customer customer)
{
bool IsValidStatus = false;
//do operations
return Json(new { Isvalid = IsValidStatus }, JsonRequestBehavior.AllowGet);
}
public JsonResult GetCustomers()
{
List<Country> countries = new List<Country>(){
new Country { CountryId = 1, Name = "USA" },
new Country { CountryId = 2, Name = "India" }
};
List<Customer> customers = new List<Customer>();
customers.Add(new Customer { Id = 1, Name = "John Hammond", countries = countries });
customers.Add(new Customer { Id = 2, Name = "Mudassar Khan", countries = countries });
customers.Add(new Customer { Id = 3, Name = "Suzanne Mathews", countries = countries });
customers.Add(new Customer { Id = 4, Name = "Robert Schidner", countries = countries });
return Json(customers, JsonRequestBehavior.AllowGet);
}
public JsonResult GetCountryName()
{
List<Country> countries = new List<Country>();
countries.Add(new Country { CountryId = 1, Name = "USA" });
countries.Add(new Country { CountryId = 2, Name = "India" });
countries.Add(new Country { CountryId = 3, Name = "Canada" });
return Json(countries, JsonRequestBehavior.AllowGet);
}
[HttpPost]
public JsonResult UpdateCustomer(Customer customer)
{
if (customer.countries != null)
{
if (customer.countries[0] == null)
{
customer.countries = null;
}
}
// Code for update record in database.
return Json(customer, JsonRequestBehavior.AllowGet);
}
public class Customer
{
public int Id { get; set; }
public string Name { get; set; }
public List<Country> countries { get; set; }
}
public class Country
{
public int CountryId { get; set; }
public string Name { get; set; }
}
}
View
@{
Layout = null;
}
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width" />
<title>Index</title>
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2020.1.114/styles/kendo.default-v2.min.css" />
<script type="text/javascript" src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
<script type="text/javascript" src="https://kendo.cdn.telerik.com/2020.1.114/js/angular.min.js"></script>
<script type="text/javascript" src="https://kendo.cdn.telerik.com/2020.1.114/js/kendo.all.min.js"></script>
<script type="text/javascript">
var app = angular.module("MyApp", ["kendo.directives"]);
app.controller("MyController", function ($scope) {
GetCountries();
$scope.mainGridOptions = {
dataSource: {
transport: {
read: { url: "/Home/GetCustomers" },
update: {
url: "/Home/UpdateCustomer",
type: 'POST'
}
},
schema: {
model: {
id: "Id",
fields: {
Id: { editable: false, nullable: true, type: "number" },
Name: { editable: true, nullable: true, type: "string" },
countries: { editable: true, nullable: true, type: "object" }
}
}
},
pageSize: 4,
serverPaging: true,
serverSorting: true
},
editable: "inline",
sortable: true,
pageable: true,
resizeable: true,
columns: [
{ field: "Id", title: "Id", width: "70px" },
{ field: "Name", title: "Name", width: "150px" },
{
title: "Country",
field: "countries",
width: "200px",
template: "#= CountryName(countries) #",
editor: function (container) {
var input = $('<input id="countries" name="countries" />');
input.appendTo(container);
input.kendoMultiSelect({
optionLabel: "Select Country",
dataTextField: "Name",
dataValueField: "CountryId",
filter: "contains",
minLength: 2,
dataSource: Countries,
itemTemplate: "<input type='checkbox'/> #:data.Name#",
headerTemplate: "<div><input type='checkbox' id='Header'><label> Select All</label></div>",
autoClose: false
});
$(container).append('<br/><br/><span id="lblCountry" style="color:red;display:none;">Country required!</span>')
}
},
{
title: 'Action',
command: [{ name: "edit", text: "Edit", iconClass: "k-icon k-i-hyperlink-open" }]
}
],
edit: function (e) {
var updateButton = $(".k-grid-update")[0];
var grid = this;
$(updateButton).on("click", function (e) {
var dataItem = grid.dataItem(grid.editable.element[0]);
if (dataItem.countries.length == 0) {
$(this).closest('tr').find('#lblCountry').show();
return false;
} else {
$.ajax({
type: "POST",
url: "/Home/CheckStatus",
data: JSON.stringify(dataItem),
contentType: "application/json; charset=utf-8",
dataType: "json",
success: function (data) {
if (!data.Isvalid) {
}
}
});
}
})
}
};
})
var Countries = [];
function GetCountries() {
$.ajax({
method: 'Get',
url: '/Home/GetCountryName',
}).success(function (data) {
Countries = data;
}).error(function (response) {
alert(response.responseText);
});
}
function CountryName(countries) {
if (countries != null) {
return Array.prototype.map.call(countries, function (item) {
if (item != null) {
return item.Name;
}
}).join(",");
}
}
</script>
</head>
<body ng-app="MyApp" ng-controller="MyController">
<kendo-grid k-options="mainGridOptions" id="tblCustomers"></kendo-grid>
</body>
</html>
Screenshot
