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'>This example shows how to implement cascading comboboxes in
jqxGrid.</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/jqxdata.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/jqxmenu.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxgrid.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxgrid.selection.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxgrid.pager.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxlistbox.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxgrid.edit.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxdropdownlist.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxcombobox.js"></script>
<script type="text/javascript" src="../../../jqwidgets/jqxpanel.js"></script>
<script type="text/javascript" src="../../../scripts/demos.js"></script>
<script type="text/javascript">
$(document).ready(function () {
var data = '[{ "Country": "Belgium", "City": "Brussels"}, {"Country": "France", "City": "Paris"}, {"Country": "USA", "City": "Washington"}]';
// prepare the data
var source =
{
datatype: "json",
datafields: [
{ name: 'Country', type: 'string' },
{ name: 'City', type: 'string' }
],
localdata: data
};
var dataAdapter = new $.jqx.dataAdapter(source);
$("#grid").jqxGrid(
{
width: 300,
source: dataAdapter,
selectionmode: 'singlecell',
editable: true,
autoheight: true,
columns: [
{
text: 'Country', datafield: 'Country', width: 150, columntype: 'combobox',
cellvaluechanging: function (row, datafield, columntype, oldvalue, newvalue) {
if (newvalue != oldvalue) {
$("#grid").jqxGrid('setcellvalue', row, "City", "Select a city...");
};
}
},
{
text: 'City', datafield: 'City', width: 150, columntype: 'combobox',
initeditor: function (row, cellvalue, editor, celltext, cellwidth, cellheight) {
var country = $('#grid').jqxGrid('getcellvalue', row, "Country");
var city = editor.val();
var cities = new Array();
switch (country) {
case "Belgium":
cities = ["Bruges", "Brussels", "Ghent"];
break;
case "France":
cities = ["Bordeaux", "Lille", "Paris"];
break;
case "USA":
cities = ["Los Angeles", "Minneapolis", "Washington"];
break;
};
editor.jqxComboBox({ autoDropDownHeight: true, source: cities });
if (city != "Select a city...") {
var index = cities.indexOf(city);
editor.jqxComboBox('selectIndex', index);
}
}
}
]
});
});
</script>
</head>
<body class='default'>
<div id="grid">
</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>