jqwidgets-scripts-custom
Version:
jQWidgets is an advanced jQuery, Angular 7, Vue, React, ASP .NET MVC, Custom Elements and HTML5 UI framework.
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HTML
<html lang="en">
<head>
<title id='Description'>Grid Custom Element 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 comboboxes in Custom Element Grid." />
<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/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">
var data = '[{ "Country": "Belgium", "City": "Brussels"}, {"Country": "France", "City": "Paris"}, {"Country": "USA", "City": "Washington"}]';
var source =
{
datatype: "json",
datafields: [
{ name: 'Country', type: 'string' },
{ name: 'City', type: 'string' }
],
localdata: data
};
var dataAdapter = new jqx.dataAdapter(source);
window.onload = function() {
var myGrid = document.createElement('jqx-grid');
myGrid.settings =
{
source: dataAdapter,
selectionmode: 'singlecell',
editable: true,
autoheight: true,
width: 300,
columns: [
{
text: 'Country', datafield: 'Country', width: 150, columntype: 'combobox',
cellvaluechanging: (row, datafield, columntype, oldvalue, newvalue) => {
if (newvalue != oldvalue) {
myGrid.setcellvalue(row, 'City', 'Select a city...');
};
}
},
{
text: 'City', datafield: 'City', width: 150, columntype: 'combobox',
initeditor: (row, cellvalue, editor, celltext, cellwidth, cellheight) => {
var country = myGrid.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);
}
}
}
]
};
document.body.appendChild(myGrid);
};
</script>
</head>
<body>
<div class="example-description">
This example shows how to implement cascading comboboxes in Custom element Grid.
</div>
</body>
</html>