Skip to main content

kendo ui grid filter, sort and paging in the server


Kendo UI Grid code-sample

@(Html.Kendo().Grid<Entities.Model.Proc_GetOrders_Result>()
.Name("GridOrders")
.Columns(columns =>
{
    columns.Bound(p => p.Order).Title("Order Detail").Filterable(true);
    columns.Bound(p => p.Customer).Title("Customer Detail").Filterable(true);
    columns.Bound(p => p.ID).Title("").Filterable(false).Title("Actions").Sortable(false);
})
.ClientRowTemplate(Html.Partial("_tabs").ToHtmlString())                                                                            
.DataSource(ds => ds
    .Ajax()
    .Sort(srt => srt.Add(e => e.ID).Descending())
    .Read(read => read.Action("GetOrders", "Orders"))
    .PageSize(PageSize)
)
.Events(e => e.DataBound("onDataBoundOrders"))
.Pageable()
.Sortable()
.Resizable(e => e.Columns(true))
    .Pageable(pager => pager
        .Refresh(true)
    )
.Filterable(filterable => filterable
    .Extra(false)
    .Operators(operators => operators
        .ForString(str => str.Clear()
            .StartsWith("Starts with")
            .EndsWith("Ends with")
            .Contains("Contains")
            .DoesNotContain("Not contains")
            )
        )
    )
)

Controller Action code-sample

        /// <summary>
        /// BELOW METHOD IS USED TO GET ORDERS
        /// </summary>
        public ActionResult GetOrders([DataSourceRequest] DataSourceRequest request, KendoCustomFilterCollection kendoCustomFilterCollection)
        {
            // We are not fetching the complete DataSet from DB as kendo grid do, but now we are requesting records based on PageIndex and PageSize.
            Tuple<int, List<Proc_GetOrders_Result>> orders = _repoOrder.GetOrders(request, kendoCustomFilterCollection);

            // Overriding request.Page property to 1.
            // Because now we are fetching records for single page only which contains records equals to page size which is by default 10.
            request.Page = 1;
            request.Filters = null;// filter Client Row Template.
            var result = orders.Item2.ToDataSourceResult(request);
            if (orders.Item1 > 0)
            {
                result.Total = orders.Item1;
            }
            return Json(result);
        }


        /// <summary>
        /// BELOW METHOD IS USED TO GET ORDERS FOR KENDO UI GRID
        /// </summary>
        public Tuple<int, List<Proc_GetOrders_Result>> GetOrders(Kendo.Mvc.UI.DataSourceRequest request, KendoCustomFilterCollection kendoCustomFilterCollection)
        {
            #region FILTERATION RELATED CODE

            List<Kendo.Mvc.FilterDescriptor> lFilters = new List<Kendo.Mvc.FilterDescriptor>();
            Expression<Func<Proc_GetOrders_Result, bool>> lambda = null;
            List<Expression<Func<Proc_GetOrders_Result, bool>>> lExpressions = new List<Expression<Func<Proc_GetOrders_Result, bool>>>();

            if (request.Filters != null && request.Filters.Count > 0)
            {
                //GET "FILTERDESCRIPTOR" AT RUNTIME
                lFilters = new Helper().GetFilterDescriptors(request.Filters);

                if (kendoCustomFilterCollection.Values != null)
                {
                    // FOR MULTIPLE FILTERS PER COLUMN
                    lExpressions = new Helper().CreateExpressions<Proc_GetOrders_Result, bool>(lExpressions, lFilters, kendoCustomFilterCollection);
                }
                else
                {
                    // FOR SINGLE FILTER PER COLUMN
                    lExpressions.Add(ExpressionBuilder.GetExpression<Proc_GetOrders_Result>(lFilters, "AND"));
                }

                //MERGE ALL EXPRESSIONS
                lambda = new Helper().MergeAllExpressions<Proc_GetOrders_Result, bool>(lExpressions);
            }

            #endregion

            //GET LIST
            Tuple<int, List<Proc_GetOrders_Result>> mylist = new Tuple<int, List<Proc_GetOrders_Result>>
                (base.Context.Proc_GetOrders().AsQueryable()
                .Where(lambda == null ? e => e.OrderID == e.OrderID : lambda)
                .Count(),
                base.Context.Proc_GetOrders().AsQueryable()
                .Where(lambda == null ? e => e.OrderID == e.OrderID : lambda)
                .Skip((request.Page - 1) * request.PageSize)
                .Take(request.PageSize)
                .ToList());

            return mylist;
        }

For the helpers class click on link

Not : if you want full code then contact me.

By Anil Singh | Rating of this article (*****)

Popular posts from this blog

List of Countries, Nationalities and their Code In Excel File

Download JSON file for this List - Click on JSON file    Countries List, Nationalities and Code Excel ID Country Country Code Nationality Person 1 UNITED KINGDOM GB British a Briton 2 ARGENTINA AR Argentinian an Argentinian 3 AUSTRALIA AU Australian an Australian 4 BAHAMAS BS Bahamian a Bahamian 5 BELGIUM BE Belgian a Belgian 6 BRAZIL BR Brazilian a Brazilian 7 CANADA CA Canadian a Canadian 8 CHINA CN Chinese a Chinese 9 COLOMBIA CO Colombian a Colombian 10 CUBA CU Cuban a Cuban 11 DOMINICAN REPUBLIC DO Dominican a Dominican 12 ECUADOR EC Ecuadorean an Ecuadorean 13 EL SALVA...

nullinjectorerror no provider for httpclient angular 17

In Angular 17 where the standalone true option is set by default, the app.config.ts file is generated in src/app/ and provideHttpClient(). We can be added to the list of providers in app.config.ts Step 1:   To provide HttpClient in a standalone app we could do this in the app.config.ts file, app.config.ts: import { ApplicationConfig } from '@angular/core'; import { provideRouter } from '@angular/router'; import { routes } from './app.routes'; import { provideClientHydration } from '@angular/platform-browser'; //This (provideHttpClient) will help us to resolve the issue  import {provideHttpClient} from '@angular/common/http'; export const appConfig: ApplicationConfig = {   providers: [ provideRouter(routes),  provideClientHydration(), provideHttpClient ()      ] }; The appConfig const is used in the main.ts file, see the code, main.ts : import { bootstrapApplication } from '@angular/platform-browser'; import { appConfig } from ...

Angular 8, 7, 6, 5, 4, 2 - Open and Close Modal Popup Using Typescript and Bootstrap

How to Create a Modal Popup for Angular? Two ways to CREAT Modal Popup Window - 1.       Modal Popup using Typescript and Bootstrap 2.       Modal Popup using Angular Material Dialogue Open Modal Popup Using Typescript and Bootstrap – Download and use the Bootstrap CDN to deliver Bootstrap's compiled CSS and JS to your project. Steps 1 – Add Bootstrap CSS and Js files in the AppComponent.HTML file. < link rel = "stylesheet" href = "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css"   crossorigin = "anonymous" > < script src = "https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"   crossorigin = "anonymous" ></ script > You can also Install Bootstrap from NPM – npm install bootstrap – save Steps 2 – Add Style CSS for Login and Popup validations and it looks like. .ng-valid[ required ], .ng-valid.required   {  ...

React Lifecycle Components | Mounting, Updating, Unmounting

In React, each component has a life-cycle which manipulate during its three main phases. The following three phases are: 1.       Mounting 2.       Updating 3.       Unmounting React does so by “ Mounting ” (adding nodes to the DOM), “ Unmounting ” (removing them from the DOM), and “ Updating ” (making changes to nodes already in the DOM). Mounting - Lifecycle Phase 1 Mounting is used for adding nodes (elements) to the DOM. The React has four built-in methods that gets called, in this order, when mounting a component - 1.       constructor() 2.       getDerivedStateFromProps() 3.       render() 4.       componentDidMount() Note – 1)       The render() method is required and It always be called and the others methods are optional (you will call...

Angular 2, 4, 5, 6, 7, 8 and 9 Interview Questions and Answers -Books

» Are you preparing for Angular Interview? Buy this book (Including Angular 8, 7, 6, 5,4, 2) Interview Q/A Interview Q/A Interview Q/A Interview Q/A Interview Q/A Interview Q/A Interview Q/A » A Complete Guide Book of Angular 9 This is a concise, complete overview of the key aspects of Angular 9. It is fully up to date with the latest release of Angular. This article provide all the important aspects required for angular developers looking for brief and useful content... Posted In Angular 9 » A Complete Guide Book of Angular 8 This is a concise, complete overview of the key aspects of Angular 9. It is fully up to date with the latest release of Angular. This article provide all the important aspects required for angular developers looking for brief and useful content... Posted In Angular 8 » A Complete Guide Book of Angular 7 This is a concise, complete overview of the key aspects of Angular 7. It is fully up to date with the latest release of Angular. This ...