This is very urgent and any help will be greatly appreciated. .DataValueField("ContactName") .CascadeFrom("Vendor") In the "Add New Item" Window, select data in the left pane and ADO.NET Entity Data Model from the center pane. See Trademarks for appropriate markings. Progress, Telerik, Ipswitch, Chef, Kemp, Flowmon and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S. and/or other countries. { I named it KendoDropDown.html. All Telerik .NET tools and Kendo UI JavaScript components in one package. The code for the Contact Name editor template is as follows: @(Html.Kendo().DropDownList() Now enhanced with: I have a dropdownlist control which list all records fetched from a remote data source. You can create the two different DataSources outside of the functions, and then in the functions bodies use the DropDownList setDataSource () method to switch between the two dataSources, and the setOptions () method to change the other options like dataTextField and dataValueField, e.g. Progress, Telerik, Ipswitch, Chef, Kemp, Flowmon and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S. and/or other countries. The code for the Contact Name editor template is as follows: @ (Html.Kendo ().DropDownList () .Name ("ContactName") .ValuePrimitive (true) .DataValueField ("ContactName") .DataTextField ("ContactName") .OptionLabel (" ") .DataSource (source => { source.Read (read => { read.Action ("GetVendorContacts", "VendorCont") .Data ("filterContactName"); }) .DataSource(source => or is there lacking in the datasource config? To set new DataSource of an existing DropDownList please use the setDataSource method of the widget. After inserting/updating contacts and closing the popup, the Contact Name dropdownlist should display the new contacts which have just been inserted when I click on Edit for that particular row. Step 2 Now enhanced with: Telerik and Kendo UI are part of Progress product portfolio. I was looking for a way to update the dataSource of the DropDownList dynamically, without recreating the control again. Telerik and Kendo UI are part of Progress product portfolio. : Example Share Improve this answer Follow Max total file size - 20MB. Name the new model file (In my case, I made it as EmployeeDetails, and click Add. I have tried to refresh the dropdownlist using the BeforeEdit and Save events, but it did not work. All Telerik .NET tools and Kendo UI JavaScript components in one package. It provides flexible data binding, virtualization, cascading lists, appearance customization through templates, events, validation, accessibility, RTL support and keyboard navigation. Something like : read.Action("GetVendorContacts", "VendorCont") Progress, Telerik, Ipswitch, Chef, Kemp, Flowmon and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S. and/or other countries. Create a REST full service to Insert a Record in SQL Table. .ServerFiltering(true); getSchedules (): void { const schedulesData = new kendo.data.DataSource ( { transport: { read: { url: "/./Schedules?entityName=someEntity", cache: false, dataType: "json", contentType: "application/json", type: "GET", I have also noticed that the dropdownlist refreshes when I add a new contact, then edit the row. But when I add a second contact, the dropdownlist does not refresh. The DropDownList Component is part of Kendo UI for Angular, a professional grade UI library with 100+ components for building modern and feature-rich applications. Is there a way to refresh the dropdown list when I click on the Edit button on the row or when I click on the dropdown list to select contacts? Now enhanced with: I have a dropdownlist for Contact Name in a kendo grid as shown in the attachment. This is a migrated thread and some comments may be shown as answers. Join us on our journey to create the world's most complete HTML 5 UI Framework -. { See Trademarks for appropriate markings. configured via the datasource option. See Trademarks for appropriate markings. Now the answer is: var dataSource = new kendo.data.DataSource ( { data: my_new_json_list }); var dropdownlist = $ ("#products").data ("kendoDropDownList"); dropdownlist.setDataSource (dataSource); Reference: https://docs.telerik.com/kendo-ui/api/javascript/ui/dropdownlist/methods/setdatasource All Rights Reserved. //.AutoBind(false) The code below shows the creation of data source, fetch data and, populates the dropdownlist with records. Right-click the Models folder, select Add -> ADO.NET Entity Data Model, or select Add->New Item. 3. Datasource Ajax example to bind the remote data. Take this code from your DropDownList example: <input id="dropdownlist" /> <script type="text/javascript"> $ (document).ready (function () { Supported file types: PNG, JPG, JPEG, ZIP, RAR, TXT. The data source filters the data items client-side unless the data source serverFiltering option is set to true. Jquery Dropdownlist example Declare input element with id and in the jquery document ready, the dropdown component can be initialized. The dropdown widget can be initialized in many ways, I am going to show you the popular ways. For example: http://docs.kendoui.com/api/web/dropdownlist#methods-setDataSource In case you would like to also change the dataTextField and dataValueField properties you should do that via setOptions method. If this is correct, then how I can refresh the dropdownlist? }) In case you would like to also change the dataTextField and dataValueField properties you should do that via setOptions method. Do I need to set AutoBind(true) for the dropdownlist? Right-click on the project root and add a new HTML page. Open the existing ASP.NET MVC 4 project that we created earlier (refer to the article CRUD Opertaion in Kendo Grid using Web API ). Is there a way to access the dropdownlist in theBeforeEdit event? All Rights Reserved. https://docs.telerik.com/kendo-ui/api/javascript/ui/dropdownlist/configuration/optionlabeltemplate. Kendo UI Dropdownlist basic example. It is a richer version of the <select> element and supports data binding, filtering, templates, and default items. Supported file types: PNG, JPG, JPEG, ZIP, RAR, TXT. Looks like the Kendo dropdownlist has changed. I tried several examples in Kendo UI dropdownlist API documentation, but no luck at all. To try it out sign up for a free 30-day trial. Progress is the leading provider of application development and digital experience technologies. DropDownList Fields datasource dataSource kendo.data.DataSource The data source of the widget. source.Read(read => All Telerik .NET tools and Kendo UI JavaScript components in one package. I follow your suggested approach (to initialize DropDownList with the datasource) and, it worked. The widget instance which fired the event. Open In Dojo <input id="dropdownlist" /> <script> $("#dropdownlist").kendoDropDownList( { dataSource: { data: ["One", "Two"] } }); </script> Example - set dataSource as a JavaScript array Edit Preview Open In Dojo <input id="dropdownlist" /> <script> var data = ["One", "Two"]; $("#dropdownlist").kendoDropDownList( { dataSource: data }); </script> Copyright 2022 Progress Software Corporation and/or its subsidiaries or affiliates. Changes of the data source will be reflected in the widget. }) 1 Answer Sorted by: 7 You need to initialize the kendo DropDownList only once and each time you want to refresh the data you should use the dataSource.data () method. As such, when a user creates a new schedule, the dropdownlist control should append the newly added schedule without doing a page refresh. e.filter Object. The Kendo UI for jQuery DropDownList lets the user choose one option from a list of choices. The code below shows the creation of data source, fetch data and, populates the dropdownlist with records. This is a migrated thread and some comments may be shown as answers. Open In Dojo <input id="dropdownlist" /> <script> $("#dropdownlist").kendoDropDownList( { dataSource: [ "Apples", "Oranges" ] }); var dataSource = new kendo.data.DataSource( { data: [ "Bananas", "Cherries" ] }); var dropdownlist = $("#dropdownlist").data("kendoDropDownList"); dropdownlist.setDataSource(dataSource); </script> Getting Started Demos Use the setDataSource method instead. The filter descriptor that will be used to filter the data source. Progress is the leading provider of application development and digital experience technologies. I have noticed that theBeforeEdit event triggers when I click on the "Edit" button on the row (the grid edit mode is set to InLine) and theonEdit event triggers when I click on "Update". .Name("ContactName") ). Example - subscribe to the "filtering" event during initialization Telerik and Kendo UI are part of Progress product portfolio. The control is referenced throughout the application therefore I just want to change the datasource. I also searched in telerik forums but couldn't find any related issues. The DropDownList datasource read method seems to work and, the new schedule is reflected in the DropDownList control. .ValuePrimitive(true) Copyright 2022 Progress Software Corporation and/or its subsidiaries or affiliates. Finally the project structure will be as in Figure 1. .Data("filterContactName"); e.sender kendo.ui.DropDownList. 1. The problem is that, after creating a new schedule, dropdownlist datasource read method didn't work at all. When I click on the Manage Contacts button, I get a pop up which has a grid where I insert contacts. Using the straightforward data source bind rather than using kendo.data.DataSource fetch.then() callback function? http://docs.kendoui.com/api/web/dropdownlist#methods-setDataSource. Max total file size - 20MB. What seems go wrong in my dropdownlist configuration? Code below for posting new schedule. Currently it has been set to false. Supported file types: PNG, JPG, JPEG, ZIP, RAR, TXT. .OptionLabel(" ") I'm interested in the most efficient way to replace a dataSource for a named dropdownlist (ex: $("#DDL1"). The current demo of Kendo UI for jQuery DropDownList demonstrates an . Assigning a new data source would have no effect. All Rights Reserved. Open In Dojo <input id="dropdownlist" /> <script> $("#dropdownlist").kendoDropDownList( { dataSource: [ { id: 1, name: "Apples" }, { id: 2, name: "Oranges" } ], dataTextField: "name", dataValueField: "id", index: 1 }); var dropdownlist = $("#dropdownlist").data("kendoDropDownList"); dropdownlist.refresh(); </script> Getting Started Demos Community Is it because Vendor is not being changed that the dropdownlist is not refreshing? Max total file size - 20MB. .DataTextField("ContactName") Example - add a data item to the data source Edit Preview Copyright 2022 Progress Software Corporation and/or its subsidiaries or affiliates. Unfortunately theonEdit event does not solve my issue. Start Free Trial Also note that the dropdownlist requires the "Vendor" (another column in the grid) value to fetch the list to be populated in the dropdownlist. I was wondering what's the difference between the two approach? 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The problem is that, after creating a new data source filters data! Add a new HTML page of application development and digital experience technologies sign up for a free trial. Contact, then How I can refresh the dropdownlist in theBeforeEdit event initialized many
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