Free Trial Buy
    Your search did not match any results.
    Diagram

    Web API Service

    Note that the Diagram widget is in the community technology preview (CTP) development stage.

    This demo shows the Diagram widget loading data from a Web API service.

    See more Hide details
    Prev Demo Next Demo

    jQuery

    Angular

    Vue

    React

    ASP.NET Core

    ASP.NET MVC

    Copy to CodePen
    Apply
    Reset
    $(function() { var url = "https://js.devexpress.com/Demos/Mvc/api/DiagramEmployees"; var dataSource = DevExpress.data.AspNet.createStore({ key: "ID", loadUrl: url + "/Employees", insertUrl: url + "/InsertEmployee", updateUrl: url + "/UpdateEmployee", deleteUrl: url + "/DeleteEmployee", onBeforeSend: function(method, ajaxOptions) { ajaxOptions.xhrFields = { withCredentials: true }; }, onInserting: function(values) { values["ID"] = 0; values["HeadID"] = 0; values["Title"] = "New Position"; values["Prefix"] = "Mr"; values["FullName"] = "New Employee"; values["City"] = "LA"; values["State"] = "CA"; values["HireDate"] = new Date(); } }) $("#diagram").dxDiagram({ nodes: { dataSource: dataSource, keyExpr: "ID", textExpr: "Title", parentKeyExpr: "HeadID" }, toolbox: { groups: ["general"] } }); });
    <!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>DevExtreme Demo</title> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" /> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script> <script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script> <script src="https://cdn3.devexpress.com/jslib/19.2.4/js/dx-diagram.min.js"></script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.2.4/css/dx.common.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.2.4/css/dx.light.css" /> <link rel="stylesheet" href="https://cdn3.devexpress.com/jslib/19.2.4/css/dx-diagram.min.css" /> <script src="https://cdn3.devexpress.com/jslib/19.2.4/js/dx.all.js"></script> <script src="https://unpkg.com/devextreme-aspnet-data@2.5.1/js/dx.aspnet.data.js"></script> <link rel="stylesheet" type="text/css" href="styles.css" /> <script src="index.js"></script> </head> <body class="dx-viewport"> <div class="demo-container"> <div id="diagram"> </div> </div> </body> </html>
    #diagram { height: 725px; }