jQWidgets 是一個 JavaScript 框架,用於為 PC 和移動設備製作基於 Web 的應用程序。它是一個非常強大、優化、獨立於平台且得到廣泛支持的框架。 jqxDataTable 用於讀取和顯示 HTML 表中的數據。它還用於顯示來自各種數據源(例如 XML、JSON、Array、CSV 或 TSV)的數據。
ensureRowVisible()方法用於將垂直滾動條滾動到指定的行索引。
用法:
$("#dataTable").jqxDataTable('ensureRowVisible', rowIndex);
Parameters: 此方法接受如下所示的參數:
- rowIndex:這是滾動將完成的指定行索引。
鏈接文件:下載jQWidgets從給定的鏈接。在 HTML 文件中,找到下載文件夾中的腳本文件。
<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery.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/jqxlistbox.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdropdownlist.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdatatable.js”></script>
例子:下麵的例子說明了 jQWidgetsensureRowVisible()方法。
HTML
<!DOCTYPE html>
<html lang="en">
<head>
<link rel="stylesheet" href=
"jqwidgets/styles/jqx.base.css" type="text/css" />
<script type="text/javascript"
src="scripts/jquery.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/jqxlistbox.js">
</script>
<script type="text/javascript"
src="jqwidgets/jqxdropdownlist.js">
</script>
<script type="text/javascript"
src="jqwidgets/jqxdatatable.js">
</script>
</head>
<body>
<center>
<h1 style="color: green;">
GeeksforGeeks
</h1>
<h3>
jQWidgets jqxDataTable ensureRowVisible() Method
</h3>
<div id="Data_Table"></div>
<input type="button" style="margin: 31px;"
id="jqxbutton_for_ensureRowVisible"
value="Invoke the ensureRowVisible() Method" />
<div id="log"></div>
</center>
<script>
$(document).ready(function () {
var Data = new Array();
var Employee_Name = [
"Ravi", "Sumit", "Amit",
"Vivek", "Sumit"];
var Company = [
"GeeksforGeeks", "Amazon",
"Google", "Apple",
"Capgemini"];
var Designation = [
"Content Writer", "Software Engineer",
"Data Analyst", "HR", "Founder"];
a = 0;
while (a < 5) {
var row = {};
row["Employee_Name"] = Employee_Name[a];
row["Company"] = Company[a];
row["Designation"] = Designation[a]
Data[a] = row;
a++;
}
var Data_Source = {
localData: Data,
dataType: "array",
dataFields: [{
name: 'Employee_Name',
type: 'string'
}, {
name: 'Company',
type: 'string'
}, {
name: 'Designation',
type: 'string'
}]
};
var data_Adapter =
new $.jqx.dataAdapter(Data_Source);
$("#Data_Table").jqxDataTable({
width: 560,
height: 150,
theme: 'energyblue',
source: data_Adapter,
columns: [{
text: 'Employee_Name',
dataField: 'Employee_Name',
width: 210
}, {
text: 'Company',
dataField: 'Company',
width: 150
}, {
text: 'Designation',
dataField: 'Designation',
width: 200
}]
});
$("#jqxbutton_for_ensureRowVisible").
jqxButton({
theme: 'energyblue',
width: 300
});
$('#jqxbutton_for_ensureRowVisible').
click(function () {
$("#Data_Table").
jqxDataTable('ensureRowVisible',
4);
});
});
</script>
</body>
</html>
輸出:
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注:本文由純淨天空篩選整理自Kanchan_Ray大神的英文原創作品 jQWidgets jqxDataTable ensureRowVisible() Method。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。