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