(ASP.NET Repeater With jQuery DataTables) – Plugin jQuery DataTables là một tiện ích tuyệt vời cho việc hiển thị dữ liệu dạng bảng. Ngoài việc hiển thị dữ liệu nó còn giúp người lập trình không phải bận tâm đến vấn đề tìm kiếm, sắp xếp hoặc phân trang. Bài viết dưới đây sẽ hướng dẫn các bạn cách kết hợp Plugin jQuery DataTables và Repeater để hiển thị dữ liệu trong SQL Server.
- B1: Download CSDL Northwind tại đây và thực hiện công việc Restore Data.
- B3: Mở file Site.Master dạng HTML và bổ xung đoạn mã phía dưới trong thẻ Head
- B2: Tạo Project trong Microsoft Visual Studio 2010
Trong Visual Studio tạo 1 Class có tên: Utility và nhập đoạn Code phía dưới cho Class này.
C# Code
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Data.SqlClient;
using System.Data;
using System.Configuration;
namespace
{
public class SqlDataProvider
{
#region "Membres Prives"
private string _connectionString;
#endregion
#region "Constructeurs"
public SqlDataProvider()
{
try
{
_connectionString = ConfigurationManager.ConnectionStrings["SiteSqlServer"].ConnectionString;
}
catch
{
}
}
#endregion
#region "Proprietes"
public string ConnectionString
{
get { return _connectionString; }
}
#endregion
#region "Functions"
public DataTable FillTable(string sql)
{
try
{
DataTable tb = new DataTable();
SqlDataAdapter adap = new SqlDataAdapter(sql, _connectionString);
adap.Fill(tb);
return tb;
}
catch
{
return null;
}
}
#endregion
}
}
VB.NET Code
Imports System.Data.SqlClient
Imports System.Data
Namespace
Public Class SqlDataProvider
#Region "Membres Prives"
Shared _IsError As Boolean = False
Private _connectionString As String
#End Region
#Region "Constructeurs"
Public Sub New()
Try
_connectionString = ConfigurationManager.ConnectionStrings("SiteSqlServer").ConnectionString
_IsError = False
Catch ex As Exception
_IsError = True
End Try
End Sub
#End Region
#Region "Proprietes"
Public ReadOnly Property ConnectionString() As String
Get
Return _connectionString
End Get
End Property
#End Region
#Region "Functions"
Public Function FillTable(ByVal sql As String) As DataTable
Try
Dim tb As New DataTable
Dim adap As New SqlDataAdapter(sql, _connectionString)
adap.Fill(tb)
Return tb
Catch ex As Exception
Return Nothing
End Try
End Function
#End Region
End Class
End Namespace
- B3: Mở file Site.Master dạng HTML và bổ xung đoạn mã phía dưới trong thẻ Head
<head id="Head1" runat="server">
<title>Using jQuery DataTables with Repeater ASP.NET</title>
<link href="~/Styles/Site.css" rel="stylesheet" type="text/css" />
<link href="Styles/ bootstrap.css" rel="stylesheet" type="text/css" />
<link href="http://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet">
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
<link rel="stylesheet" href="http://cdn.datatables.net/1.10.2/css/jquery.dataTables.min.css"></style>
<script type="text/javascript" src="http://cdn.datatables.net/1.10.2/js/jquery.dataTables.min.js"></script>
<script type="text/javascript" src="http://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<asp:ContentPlaceHolder ID="HeadContent" runat="server">
</asp:ContentPlaceHolder>
</head>
- B4: Mở file Default.aspx dưới dạng HTML và nhập mã HTML
<%@ Page Title="Using jQuery DataTables with Repeater ASP.NET" Language="C#" MasterPageFile="~/Site.master" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="jQueryDataTableswithRepeater._Default" %>
<asp:Content ID="HeaderContent" runat="server" ContentPlaceHolderID="HeadContent">
</asp:Content>
<asp:Content ID="BodyContent" runat="server" ContentPlaceHolderID="MainContent">
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<div class="panel panel-default">
<div class="panel-heading">
<h3>Using jQuery DataTables with Repeater ASP.NET</h3>
</div>
<div class="panel-body">
<asp:Repeater ID="dlObject" runat="server">
<HeaderTemplate>
<table id="tblData" class="display" cellpadding="0" cellspacing="0" width="100%">
<thead>
<tr>
<th align="center">ProductName</th>
<th align="center">CategoryName</th>
<th align="center">QuantityPerUnit</th>
<th align="center">UnitPrice</th>
<th align="center">UnitsInStock</th>
<th align="center">UnitsOnOrder</th>
</tr>
</thead>
<tfoot>
<tr>
<th align="center">ProductName</th>
<th align="center">CategoryName</th>
<th align="center">QuantityPerUnit</th>
<th align="center">UnitPrice</th>
<th align="center">UnitsInStock</th>
<th align="center">UnitsOnOrder</th>
</tr>
</tfoot>
<tbody>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td align="left"><%# Eval("ProductName") %></td>
<td align="left"><%# Eval("CategoryName") %></td>
<td align="left"><%# Eval("QuantityPerUnit") %></td>
<td align="right"><%# Eval("UnitPrice") %></td>
<td align="right"><%# Eval("UnitsInStock") %></td>
<td align="right"><%# Eval("UnitsOnOrder") %></td>
</tr>
</ItemTemplate>
<FooterTemplate>
</tbody>
</table>
</FooterTemplate>
</asp:Repeater>
</div>
</div>
<script type="text/javascript">
function pageLoad() {
$('#tblData').DataTable();
};
</script>
</asp:Content>
- B5: Viết Code cho file Default.aspx
C# Code
//Visit http://www.laptrinhdotnet.com for more ASP.NET Tutorials
using System;
using System.Collections;
using System.Collections.Generic;
using System.Data;
using System.Web.UI;
using System.Web.Caching;
namespace jQueryDataTableswithRepeater
{
public partial class _Default : System.Web.UI.Page
{
#region "Bind Data"
private void BindData()
{
DataTable objBind = new DataTable();
objBind = GetData();
dlObject.DataSource = objBind;
dlObject.DataBind();
}
private DataTable GetData()
{
SqlDataProvider objSQL = new SqlDataProvider();
DataTable objBind = null;
//Caching
if (Cache["Cache_Products"] == null)
{
objBind = objSQL.FillTable("SELECT Products.ProductID, Products.ProductName, Products.SupplierID, Products.CategoryID, Categories.CategoryName, " + "Products.QuantityPerUnit, Products.UnitPrice, Products.UnitsInStock, Products.UnitsOnOrder, Products.ReorderLevel, " + "Products.Discontinued From Products INNER JOIN Categories ON Products.CategoryID = Categories.CategoryID");
Cache["Cache_Products"] = objBind;
}
else
{
objBind = (DataTable)Cache["Cache_Products"];
}
return objBind;
}
#endregion
#region "Event Handles"
protected void Page_Load(object sender, System.EventArgs e)
{
try
{
if (!IsPostBack)
{
BindData();
}
}
catch
{
}
}
#endregion
}
}
VB.NET Code
'Visit http://www.laptrinhdotnet.com for more ASP.NET Tutorials
Namespace jQueryDataTableswithRepeater
Public Class _Default
Inherits System.Web.UI.Page
#Region "Bind Data"
Private Sub BindData()
Dim objBind As New DataTable
objBind = GetData()
dlObject.DataSource = objBind
dlObject.DataBind()
End Sub
Private Function GetData() As DataTable
Dim objSQL As New SqlDataProvider
Dim objBind As DataTable
'Caching
If Cache("Cache_Products") Is Nothing Then
objBind = objSQL.FillTable("SELECT Products.ProductID, Products.ProductName, Products.SupplierID, Products.CategoryID, Categories.CategoryName, " & _
"Products.QuantityPerUnit, Products.UnitPrice, Products.UnitsInStock, Products.UnitsOnOrder, Products.ReorderLevel, " & _
"Products.Discontinued From Products INNER JOIN Categories ON Products.CategoryID = Categories.CategoryID")
Cache("Cache_Products") = objBind
Else
objBind = CType(Cache("Cache_Products"), DataTable)
End If
Return objBind
End Function
#End Region
#Region "Event Handles"
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Try
If Page.IsPostBack = False Then
BindData()
End If
Catch ex As Exception
End Try
End Sub
#End Region
End Class
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