<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<!-- Ignite UI for jQuery Required Combined CSS Files -->
<link href="http://cdn-na.infragistics.com/igniteui/2023.2/latest/css/themes/infragistics/infragistics.theme.css" rel="stylesheet" />
<link href="http://cdn-na.infragistics.com/igniteui/2023.2/latest/css/structure/infragistics.css" rel="stylesheet" />
<script src="http://ajax.aspnetcdn.com/ajax/modernizr/modernizr-2.8.3.js"></script>
<script src="http://code.jquery.com/jquery-1.11.3.min.js"></script>
<script src="http://code.jquery.com/ui/1.11.1/jquery-ui.min.js"></script>
<!-- Ignite UI for jQuery Required Combined JavaScript Files -->
<script src="http://cdn-na.infragistics.com/igniteui/2023.2/latest/js/infragistics.core.js"></script>
<script src="http://cdn-na.infragistics.com/igniteui/2023.2/latest/js/infragistics.lob.js"></script>
</head>
<body>
<script src="/js/external/knockout-latest.js" type="text/javascript"></script>
<script src="/js/external/knockout.mapping-latest.js" type="text/javascript"></script>
<script src="http://cdn-na.infragistics.com/igniteui/2023.2/latest/js/extensions/infragistics.ui.tree.knockout-extensions.js"></script>
<script src="http://cdn-na.infragistics.com/igniteui/2023.2/latest/js/extensions/infragistics.ui.editors.knockout-extensions.js"></script>
<script type="text/javascript">
var viewModel;
// Define empty objects for Category and Product to be used when
// nothing is to be rendered in the editor controls
ViewModel.prototype.categoryEmpty = {
CategoryName: "",
Description: "",
ProductCount: 0
};
ViewModel.prototype.productEmpty = {
ProductName: "",
QuantityPerUnit: 0.0,
UnitPrice: 0.0,
UnitsInStock: 0.0,
UnitsOnOrder: 0.0,
Discontinued: false
};
// Creates a ViewModel object
function ViewModel(categories) {
var self = this;
this.data = categories;
this.Category = ko.observable(self.categoryEmpty);
this.Product = ko.observable(self.productEmpty);
this.SetSelected = function (item) {
if (item.ProductName != null) {
self.Product(item);
}
else if (item.CategoryName != null) {
self.Category(item);
self.Product(self.productEmpty);
}
};
};
$(function () {
$(".message").ajaxError(function () {
$(this).css("color", "red");
$(this).text("Error getting product categories!");
});
// Get all the Categories and their related Products from the Northwind database
$.getJSON("https://www.igniteui.com/api/categories?callback=?", function (data) {
viewModel = new ViewModel(ko.mapping.fromJS(data.d.results));
viewModel.Category.subscribe(function (item) {
setContainerVisible(item, "#categoryEditorsContainer");
});
viewModel.Product.subscribe(function (item) {
setContainerVisible(item, "#productEditorsContainer");
});
ko.applyBindings(viewModel);
$(".message").hide();
}, 'json');
});
function setContainerVisible(item, containerSelector) {
if (item != null && item.hasOwnProperty("ID")) {
$(containerSelector).show();
}
else {
$(containerSelector).hide();
}
}
$(function () {
$(document).on("igtreeselectionchanged", "#tree", function (evt, ui) {
if (ui.newNodes.length > 0) {
var parentElement = $("#tree").igTree("parentNode", ui.newNodes[0].element);
// Set selected Category to be the category of the selected product
if (parentElement) {
var parentNode = $("#tree").igTree("nodeFromElement", parentElement);
viewModel.SetSelected(parentNode.data);
setTimeout(function () {
if ($(window).width() < 600) {
$("#productEditorsContainer").focus();
}
}, 0);
} else {
setTimeout(function () {
if ($(window).width() < 600) {
$("#categoryEditorsContainer").focus();
}
}, 0);
}
viewModel.SetSelected(ui.newNodes[0].data);
}
});
});
</script>
<style>
.message
{
color: darkorange;
font-weight: bold;
}
.container
{
width: 40%;
position: relative;
float: left;
padding: 0px 10px 0px 10px;
}
#tree
{
border-right: 1px solid grey;
}
#categoryEditorsContainer, #productEditorsContainer
{
display: none;
}
@media screen and (max-width: 600px) {
.container {
width: 100%;
clear: both;
padding-top: 10px;
}
#tree
{
border-right: none;
border-bottom: 1px solid grey;
}
}
</style>
<div><span class="message">Getting data from server...</span></div>
<div class="container">
<div id="tree" data-bind="igTree: {
dataSource: data,
width: '100%',
dataSourceType: 'json',
singleBranchExpand: true,
bindings: {
textKey: 'CategoryName',
valueKey: 'ID',
childDataProperty: 'Products',
bindings: {
textKey: 'ProductName',
valueKey: 'ProductID'
}
}
}"></div>
</div>
<div class="container">
<div id="categoryEditorsContainer" tabindex="0">
<h4>Category</h4>
<table>
<colgroup>
<col span="1" style="min-width: 30%;" />
<col span="1" style="width: 68%;" />
</colgroup>
<tr>
<td>Name:</td>
<td><div data-bind="igTextEditor: {
value: Category().CategoryName,
updateMode: 'immediate'
}"></div>
</td>
</tr>
<tr>
<td>Description:</td>
<td><div data-bind="igTextEditor: { value: Category().Description }"></div></td>
</tr>
<tr>
<td>Product Count:</td>
<td><div data-bind="igNumericEditor: { value: Category().ProductCount }"></div></td>
</tr>
</table>
</div>
<div id="productEditorsContainer" tabindex="1">
<h4>Product</h4>
<table>
<colgroup>
<col span="1" style="min-width: 30%;" />
<col span="1" style="width: 68%;" />
</colgroup>
<tr>
<td>Name:</td>
<td><div data-bind="igTextEditor: { value: Product().ProductName }"></div></td>
</tr>
<tr>
<td>Quantity per Unit:</td>
<td><div data-bind="igNumericEditor: { value: Product().QuantityPerUnit }"></div></td>
</tr>
<tr>
<td>Unit Price:</td>
<td><div data-bind="igCurrencyEditor: { value: Product().UnitPrice }"></div></td>
</tr>
<tr>
<td>Units in Stock:</td>
<td><div data-bind="igNumericEditor: { value: Product().UnitsInStock }"></div></td>
</tr>
<tr>
<td>Units on Order:</td>
<td><div data-bind="igNumericEditor: { value: Product().UnitsOnOrder }"></div></td>
</tr>
<tr>
<td>Discontinued</td>
<td><input type="checkbox" data-bind="checked: Product().Discontinued"/></td>
</tr>
</table>
</div>
</div>
</body>
</html>
