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'>Server Filtering, Sorting and Paging with jqxDataTable</title>
<meta name="description" content="This sample demonstrates how we can bind jQWidgets DataTable widget to OData and implement Server Filtering, Sorting and Paging">
<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/jqxdatatable.js"></script>
<script type="text/javascript" src="../../../scripts/demos.js"></script>
<script type="text/javascript">
$(document).ready(function () {
// prepare the data
var source =
{
dataType: "json",
dataFields: [
{ name: 'ShipCountry', type: 'string' },
{ name: 'ShipCity', type: 'string' },
{ name: 'ShipAddress', type: 'string' },
{ name: 'ShipName', type: 'string' },
{ name: 'Freight', type: 'number' },
{ name: 'ShippedDate', type: 'date' }
],
root: 'value',
url: "http://services.odata.org/V3/Northwind/Northwind.svc/Orders?$format=json&$callback=?"
};
var filterChanged = false;
var dataAdapter = new $.jqx.dataAdapter(source,
{
formatData: function (data) {
if (data.sortdatafield && data.sortorder) {
// update the $orderby param of the OData service.
// data.sortdatafield - the column's datafield value(ShipCountry, ShipCity, etc.).
// data.sortorder - the sort order(asc or desc).
data.$orderby = data.sortdatafield + " " + data.sortorder;
}
if (data.filterslength) {
filterChanged = true;
var filterParam = "";
for (var i = 0; i < data.filterslength; i++) {
// filter's value.
var filterValue = data["filtervalue" + i];
// filter's condition. For the filterMode="simple" it is "CONTAINS".
var filterCondition = data["filtercondition" + i];
// filter's data field - the filter column's datafield value.
var filterDataField = data["filterdatafield" + i];
// "and" or "or" depending on the filter expressions. When the filterMode="simple", the value is "or".
var filterOperator = data[filterDataField + "operator"];
var startIndex = 0;
if (filterValue.indexOf('-') == -1) {
if (filterCondition == "CONTAINS") {
filterParam += "substringof('" + filterValue + "', " + filterDataField + ") eq true";
filterParam += " " + filterOperator + " ";
}
}
else {
if (filterDataField == "ShippedDate") {
var dateGroups = new Array();
var startIndex = 0;
var item = filterValue.substring(startIndex).indexOf('-');
while (item > -1) {
dateGroups.push(filterValue.substring(startIndex, item + startIndex));
startIndex += item + 1;
item = filterValue.substring(startIndex).indexOf('-');
if (item == -1) {
dateGroups.push(filterValue.substring(startIndex));
}
}
if (dateGroups.length == 3) {
filterParam += "year(ShippedDate) eq " + parseInt(dateGroups[0]) + " and month(ShippedDate) eq " + parseInt(dateGroups[1]) + " and day(ShippedDate) eq " + parseInt(dateGroups[2]);
}
filterParam += " " + filterOperator + " ";
}
}
}
// remove last filter operator.
filterParam = filterParam.substring(0, filterParam.length - filterOperator.length - 2);
data.$filter = filterParam;
source.totalRecords = 0;
}
else {
if (filterChanged) {
source.totalRecords = 0;
filterChanged = false;
}
}
if (source.totalRecords) {
// update the $skip and $top params of the OData service.
// data.pagenum - page number starting from 0.
// data.pagesize - page size
data.$skip = data.pagenum * data.pagesize;
data.$top = data.pagesize;
}
return data;
},
downloadComplete: function (data, status, xhr) {
if (!source.totalRecords) {
source.totalRecords = data.value.length;
}
},
loadError: function (xhr, status, error) {
throw new Error("http://services.odata.org: " + error.toString());
}
}
);
$("#dataTable").jqxDataTable(
{
width: getWidth("dataTable"),
pageable: true,
pagerButtonsCount: 10,
serverProcessing: true,
source: dataAdapter,
altRows: true,
filterable: true,
filterMode: 'simple',
sortable: true,
columnsResize: true,
columns: [
{ text: 'Ship Name', dataField: 'ShipName', width: 300 },
{ text: 'Ship Country', dataField: 'ShipCountry', width: 300 },
{ text: 'Ship City', dataField: 'ShipCity', width: 200 },
{ text: 'Ship Address', dataField: 'ShipAddress', width: 200 },
{ text: 'Ship Date', dataField: 'ShippedDate', width: 200, cellsFormat: 'yyyy-MM-dd' }
]
});
});
</script>
</head>
<body class='default'>
<h3 style="font-size: 16px; font-family: Verdana;">Data Source: "http://services.odata.org"</h3>
<div id="dataTable"></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>