JSFiddle - React, Tailwind, and code Playground

by siliconsoul

HTML

<script src="http://cdn.kendostatic.com/2013.2.918/js/kendo.all.min.js"></script>
<link rel="stylesheet" href="http://cdn.kendostatic.com/2013.2.918/styles/kendo.common.min.css">
<link rel="stylesheet" href="http://cdn.kendostatic.com/2013.2.918/styles/kendo.silver.min.css">
<div id="treeview" class="demo-section"></div>

<a href="#" id="filter">Filter</a>
<a href="#" id="reset">Reset</a>

JavaScript

$("#treeview").kendoTreeView({
    checkboxes: {
                checkChildren: true
            },
    
    dataSource: [{
        id: 1,
        text: "My Documents",
        expanded: true,
        spriteCssClass: "rootfolder",
        items: [{
            id: 2,
            text: "about.html",
            expanded: true,
            isChecked: false,
            spriteCssClass: "folder"
        },
        {
            id: 3,
            text: "index.html",
            expanded: true,
            isChecked: true,
            spriteCssClass: "folder"
        }]
    }]
});


// For testing purpose
if(false) {
    $('#treeview')
        .data("kendoTreeView")
        .dataSource
        .filter({
             field: "isChecked",
             operator: "eq",
             value: true
        });
}
    
$("#filter").click(function() {
    // Filter on children elements of the root element
    $('#treeview')
        .data("kendoTreeView")
        .dataSource
        .at(0)
        .children
        .filter({
             field: "isChecked",
             operator: "eq",
             value: true
        });
      $('#treeview')
        .data("kendoTreeView").updateIndeterminate();
});
        

$("#reset").click(function() {
    // Restore initial state
    $('#treeview')
        .data("kendoTreeView")
        .dataSource
        .at(0)
        .children
        .filter({ });
     $('#treeview')
        .data("kendoTreeView").updateIndeterminate();
});