jqwidgets-framework
Version:
jQWidgets is an advanced Angular, Vue, Blazor, React, Web Components, jquery, ASP .NET MVC, Custom Elements and HTML5 UI framework.
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HTML
<html lang="en">
<head>
<title id='Description'>In this example is demonstrated how to create cascading ComboBox. The data source of the "Orders" Combobox is updated dynamically depending on the selected Customer.</title>
<link rel="stylesheet" href="../../../jqwidgets/styles/jqx.base.css" type="text/css" />
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
<meta name="viewport" content="width=device-width, initial-scale=1 maximum-scale=1 minimum-scale=1" />
<script type="text/javascript" src="../../../scripts/jquery-1.12.4.min.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxcore.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxbuttons.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxscrollbar.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxdata.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxlistbox.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxcombobox.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxdatatable.js"></script>
<script type="text/javascript" src="../../../scripts/demos.js"></script>
<script type="text/javascript">
$(document).ready(function () {
// prepare the data
var customersSource =
{
dataType: "json",
dataFields: [
{ name: 'CompanyName'},
{ name: 'CustomerID'}
],
url: '../../sampledata/customers.txt'
};
var customersAdapter = new $.jqx.dataAdapter(customersSource);
$("#customers").jqxComboBox(
{
source: customersAdapter,
width: 300,
height: 25,
promptText: "Select customer...",
displayMember: 'CompanyName',
valueMember: 'CustomerID'
});
var ordersSource =
{
dataType: "json",
dataFields: [
{ name: 'CustomerID'},
{ name: 'OrderID'},
{ name: 'ShipCity'},
{ name: 'OrderDate'},
{ name: 'ShipName'},
{ name: 'ShipCountry'},
{ name: 'ShipAddress'}
],
url: '../../sampledata/orders.txt'
};
var ordersAdapter = new $.jqx.dataAdapter(ordersSource);
$("#orders").jqxComboBox(
{
width: 300,
height: 25,
disabled: true,
promptText: "Select order...",
displayMember: 'OrderID',
valueMember: 'CustomerID'
});
$("#customers").bind('select', function(event)
{
if (event.args)
{
$("#orders").jqxComboBox({ disabled: false, selectedIndex: -1});
var value = event.args.item.value;
ordersSource.data = {CustomerID: value};
ordersAdapter = new $.jqx.dataAdapter(ordersSource, {
beforeLoadComplete: function (records) {
var filteredRecords = new Array();
for (var i = 0; i < records.length; i++) {
if (records[i].CustomerID == value)
filteredRecords.push(records[i]);
}
return filteredRecords;
}
});
$("#orders").jqxComboBox({ source: ordersAdapter, autoDropDownHeight: ordersAdapter.records.length > 10 ? false : true});
}
});
$("#orders").bind('select', function(event)
{
if (event.args)
{
var index = $("#orders").jqxComboBox('selectedIndex');
if (index != -1)
{
var record = ordersAdapter.records[index];
var detailsSource =
{
dataType: "json",
dataFields: [
{ name: 'CustomerID' },
{ name: 'OrderID' },
{ name: 'ShipCity' },
{ name: 'OrderDate' },
{ name: 'ShipName' },
{ name: 'ShipCountry' },
{ name: 'ShipAddress' }
],
localData: record
};
var detailsAdapter = new $.jqx.dataAdapter(detailsSource);
$("#orderInfo").jqxDataTable({
source: detailsAdapter,
width: 500,
columns: [{ text: "Order Date", dataField: "OrderDate", cellsFormat: 'd' }, { text: "Ship Country", dataField: "ShipCountry" },
{ text: "Ship Address", dataField: "ShipAddress" }, { text: "Ship Name", dataField: "ShipName" }]
});
}
}
});
});
</script>
</head>
<body class='default'>
<div>
<span style="margin-top: 6px; font-size: 12px; font-family: verdana; float: left;">Customers:</span><div style="margin-left: 5px; float: left;" id="customers"></div>
<div style='clear: both;'></div>
<div style='margin-top: 20px;'>
<span style="margin-top: 6px; font-size: 12px; font-family: verdana; float: left;">Orders:</span><div style="margin-left: 5px; float: left;" id="orders"></div>
<br />
<div style="margin-top: 25px; font-size: 12px;" id="orderInfo"></div>
</div>
</div>
<div style="position: absolute; bottom: 5px; right: 5px;">
<a href="https://www.jqwidgets.com/" alt="https://www.jqwidgets.com/"><img alt="https://www.jqwidgets.com/" title="https://www.jqwidgets.com/" src="https://www.jqwidgets.com/wp-content/design/i/logo-jqwidgets.png"/></a>
</div>
</body>
</html>