jqwidgets-scripts-custom
Version:
jQWidgets is an advanced jQuery, Angular 7, Vue, React, ASP .NET MVC, Custom Elements and HTML5 UI framework.
150 lines (129 loc) • 6.77 kB
HTML
<html lang="en">
<head>
<title id='Description'>Custom Element ComboBox CascadingComboBoxes</title>
<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" />
<meta name="description" content="This is an example of cascading Custom Element ComboBoxes" />
<link rel="stylesheet" href="../../../jqwidgets/styles/jqx.base.css" type="text/css" />
<link rel="stylesheet" href="../../../styles/demos.css" type="text/css" />
<script type="text/javascript" src="../../../scripts/webcomponents-lite.min.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxcore.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxcore.elements.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>
var customersSource =
{
dataType: 'json',
dataFields: [
{ name: 'CompanyName' },
{ name: 'CustomerID' }
],
url: '../../sampledata/customers.txt'
};
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);
var customersAdapter = new jqx.dataAdapter(customersSource);
JQXElements.settings['ComboBoxCustomers'] =
{
source: customersAdapter,
promptText: 'Select customer...',
displayMember: 'CompanyName',
valueMember: 'CustomerID'
};
JQXElements.settings['ComboBoxOrders'] =
{
disabled: true,
promptText: 'Select order...',
displayMember: 'OrderID',
valueMember: 'CustomerID'
}
window.onload = function() {
var myComboBox = document.querySelectorAll('jqx-combo-box');
myComboBox[0].addEventListener('select', function(event) {
if (event.args) {
myComboBox[1].disabled = false, selectedIndex = -1;
var value = event.args.item.value;
ordersSource.data = { CustomerID: value };
ordersAdapter = new jqx.dataAdapter(ordersSource, {
beforeLoadComplete: (records) => {
var filteredRecords = new Array();
for (var i = 0; i < records.length; i++) {
if (records[i].CustomerID == value)
filteredRecords.push(records[i]);
}
return filteredRecords;
}
});
myComboBox[1].source = ordersAdapter, autoDropDownHeight = ordersAdapter.records.length > 10 ? false : true;
}
});
myComboBox[1].addEventListener('select', function(event) {
if (event.args) {
var index = myComboBox[1].getSelectedIndex();
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);
var myDataTable = document.createElement('jqx-data-table');
myDataTable.settings = {
source: detailsAdapter,
columns: [{ text: 'Order Date', dataField: 'OrderDate', cellsFormat: 'd' }, { text: 'Ship Country', dataField: 'ShipCountry' },
{ text: 'Ship Address', dataField: 'ShipAddress' }, { text: 'Ship Name', dataField: 'ShipName' }]
};
document.querySelector('#orderInfo').appendChild(myDataTable);
}
}
})
}
</script>
</head>
<body>
<div class="example-description">
In this example is demonstrated how to create cascading Custom element ComboBox. The data source of the "Orders" Combobox is updated dynamically depending on the selected Customer.
</div>
<div>
<span style="margin-top: 6px; font-size: 12px; font-family: verdana; float: left;">Customers:</span>
<jqx-combo-box style="margin-left: 5px; float: left;" settings="ComboBoxCustomers"></jqx-combo-box>
<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>
<jqx-combo-box style="margin-left: 5px; float: left;" settings="ComboBoxOrders"></jqx-combo-box>
<br />
<div style="margin-top: 25px; font-size: 12px;" id="orderInfo"></div>
</div>
</div>
</body>
</html>