(DataTables Scrolling and Bootstrap tabs in Asp.net) – Bài viết dưới đây sẽ hướng dẫn các bạn cách kết hợp JQuery DataTables và Bootstrap Tabs để hiển thị dữ liệu ở các Tabs khác nhau. Ví dụ gồm 2 Tabs, Tab Customers sẽ hiển thị toàn bộ danh sách Customers và Tab Products sẽ hiển thị toàn bộ danh sách Products.

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- B1: Download CSDL Northwind tại đây và thực hiện công việc Restore Data.

- 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 ScrollingAndBootstrapTabsofDataTables

{

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 ScrollingAndBootstrapTabsofDataTables

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

<title>Scrolling and Bootstrap Tabs of DataTables in Asp.net</title>

<asp:ContentPlaceHolder ID="HeadContent" runat="server">

</asp:ContentPlaceHolder>

</head>

- B4: Mở file Default.aspx dưới dạng HTML và nhập mã HTML

<%@ PageTitle="Scrolling and Bootstrap Tabs of DataTables in Asp.net" Language="C#"MasterPageFile="~/Site.master"AutoEventWireup="true"CodeBehind="Default.aspx.cs"Inherits="ScrollingAndBootstrapTabsofDataTables._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>

<h3>Scrolling and Bootstrap Tabs of DataTables in Asp.net</h3>

</div>

<div>

<ulid="tabs"class="nav nav-tabs" data-tabs="tabs">

<liclass="active"><a href="#Customers" data-toggle="tab">Customers</a></li>

<li><a href="#Products"data-toggle="tab">Products</a></li>

</ul>

<divid="my-tab-content"class="tab-content">

<divclass="tab-pane active" id="Customers">

<br />

<asp:Repeater ID="rptCustomers" runat="server">

<thead>

<tr>

<th align="center">CompanyName</th>

<th align="center">ContactName</th>

<th align="center">ContactTitle</th>

<th align="center">Address</th>

</tr>

</thead>

<tbody>

</HeaderTemplate>

<tr>

</tr>

</ItemTemplate>

</tbody>

</table>

</FooterTemplate>

</asp:Repeater>

</div>

<divclass="tab-pane"id="Products">

<br />

<asp:Repeater ID="rptProducts" runat="server">

<thead>

<tr>

<th align="center">ProductName</th>

<th align="center">QuantityPerUnit</th>

<th align="center">UnitPrice</th>

<th align="center">UnitsInStock</th>

<th align="center">UnitsOnOrder</th>

</tr>

</thead>

<tbody>

</HeaderTemplate>

<tr>

</tr>

</ItemTemplate>

</tbody>

</table>

</FooterTemplate>

</asp:Repeater>

</div>

function pageLoad() {

$('a[data-toggle="tab"]').on('shown.bs.tab', function(e) {

$.fn.dataTable.tables({ visible: true, api: true }).columns.adjust();

});

$('#tblCustomers').dataTable({

scrollY: 400,

deferRender: true,

scroller: true,

"iDisplayLength": 25

});

$('#tblProducts').dataTable({

scrollY: 400,

deferRender: true,

scroller: true,

"iDisplayLength": 25

});

};

</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 ScrollingAndBootstrapTabsofDataTables

{

public partial class _Default : System.Web.UI.Page

{

#region"Bind Data"

private voidBindProducts()

{

DataTable objBind = newDataTable();

objBind = GetProducts();

rptProducts.DataSource = objBind;

rptProducts.DataBind();

}

private DataTableGetProducts()

{

SqlDataProvider objSQL = newSqlDataProvider();

DataTable objBind = null;

//Caching

if (Cache["Cache_Products"] == null)

{

objBind = objSQL.FillTable("SELECT Products.ProductID, Products.ProductName, Products.SupplierID,Products.QuantityPerUnit, Products.UnitPrice, "+ "Products.UnitsInStock, Products.UnitsOnOrder, Products.ReorderLevel,Products.Discontinued From Products");

Cache["Cache_Products"] = objBind;

}

else

{

objBind = (DataTable)Cache["Cache_Products"];

}

return objBind;

}

private voidBindCustomers()

{

DataTable objBind = newDataTable();

objBind = GetCustomers();

rptCustomers.DataSource = objBind;

rptCustomers.DataBind();

}

private DataTableGetCustomers()

{

SqlDataProvider objSQL = newSqlDataProvider();

DataTable objBind = null;

//Caching

if (Cache["Cache_Customers"] == null)

{

objBind = objSQL.FillTable("SELECT CustomerID,CompanyName,ContactName,ContactTitle,Address,City From Customers");

Cache["Cache_Customers"] = objBind;

}

else

{

objBind = (DataTable)Cache["Cache_Customers"];

}

return objBind;

}

#endregion

#region"Event Handles"

protected voidPage_Load(object sender, System.EventArgs e)

{

try

{

if(!IsPostBack)

{

BindProducts();

BindCustomers();

}

catch

{

}

#endregion

}

VB.NET Code

'Visit http://www.laptrinhdotnet.com for more ASP.NET Tutorials

Namespace ScrollingAndBootstrapTabsofDataTables

Public Class _Default

Inherits System.Web.UI.Page

#Region "Bind Data"

Private SubBindProducts()

Dim objBind As New DataTable

objBind = GetProducts()

rptProducts.DataSource = objBind

rptProducts.DataBind()

End Sub

Private FunctionGetProducts() 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.QuantityPerUnit, Products.UnitPrice, "& _

"Products.UnitsInStock, Products.UnitsOnOrder, Products.ReorderLevel,Products.Discontinued From Products")

Cache("Cache_Products") = objBind

Else

objBind = CType(Cache("Cache_Products"), DataTable)

End If

Return objBind

End Function

Private SubBindCustomers()

Dim objBind As New DataTable

objBind = GetCustomers()

rptCustomers.DataSource = objBind

rptCustomers.DataBind()

End Sub

Private FunctionGetCustomers() As DataTable

Dim objSQL As New SqlDataProvider

Dim objBind As DataTable

'Caching

If Cache("Cache_Customers") Is Nothing Then

objBind = objSQL.FillTable("SELECT CustomerID,CompanyName,ContactName,ContactTitle,Address,City From Customers")

Cache("Cache_Customers") = objBind

Else

objBind = CType(Cache("Cache_Customers"), DataTable)

End If

Return objBind

End Function

#End Region

#Region "Event Handles"

Protected SubPage_Load(ByVal sender AsObject, ByVal e As System.EventArgs) Handles Me.Load

Try

If Page.IsPostBack = False Then

BindCustomers()

BindProducts()

End If

Catch ex As Exception

End Try

End Sub

#End Region

End Class

End Namespace

Chúc các bạn thành công!

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Scrolling and Bootstrap Tabs of DataTables in Asp.net

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