(Responsive Datatables jquery in Asp.net) – Responsive Web Design là một trong những xu hướng phổ biến và được những người lập trình Web hướng tới. Do nó có thể đáp ứng hiển thị trên các thiết bị di động, với các kích thước màn hình khác nhau. Khi sử dụng Jquery Data tables để hiển thị dữ liệu bạn cũng có thể sử dụng Responsive. Và dưới đây là các bước thực hiện.
- 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 DataTablesResponsive
{
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 DataTablesResponsive
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>DataTable Responsive in Asp.net</title>
<link href="Styles/Site.css"rel="stylesheet"type="text/css"/>
<link rel="stylesheet"type="text/css"href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css"/>
<link rel="stylesheet"type="text/css"href="https://cdn.datatables.net/1.10.9/css/dataTables.bootstrap.min.css"/>
<link rel="stylesheet"type="text/css"href="https://cdn.datatables.net/responsive/1.0.7/css/responsive.bootstrap.min.css"/>
<script type="text/javascript"language="javascript"src="https://code.jquery.com/jquery-1.11.3.min.js"></script>
<script type="text/javascript"language="javascript"src="https://cdn.datatables.net/1.10.9/js/jquery.dataTables.min.js"></script>
<script type="text/javascript"language="javascript"src="https://cdn.datatables.net/1.10.9/js/dataTables.bootstrap.min.js"></script>
<script type="text/javascript"language="javascript"src="https://cdn.datatables.net/responsive/1.0.7/js/dataTables.responsive.min.js"></script>
<asp:ContentPlaceHolderID="HeadContent"runat="server">
</asp:ContentPlaceHolder>
</head>
- B4: Mở file Default.aspx dưới dạng HTML và nhập mã HTML
<%@ PageTitle="DataTable Responsive in Asp.net" Language="vb" MasterPageFile="~/Site.Master" AutoEventWireup="false" CodeBehind="Default.aspx.vb" Inherits="DataTablesResponsive._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>DataTable Responsive in Asp.net</h3>
</div>
<div class="panel-body">
<asp:Repeater ID="dlObject"runat="server">
<HeaderTemplate>
<tableid="tblData"class="table table-striped table-bordered dt-responsive nowrap" cellpadding="0"cellspacing="0"width="100%">
<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>
<th align="center">ReorderLevel</th>
</tr>
</thead>
<tbody>
</HeaderTemplate>
<ItemTemplate>
<tr>
<td align="left"><%# Eval("ProductName") %></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>
<td align="right"><%# Eval("ReorderLevel") %></td>
</tr>
</ItemTemplate>
<FooterTemplate>
</tbody>
</table>
</FooterTemplate>
</asp:Repeater>
</div>
</div>
<script type="text/javascript">
function pageLoad() {
$('#tblData').DataTable({
responsive: true
});
};
</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 DataTablesResponsive
{
public partial class _Default : System.Web.UI.Page
{
#region"Bind Data"
private voidBindData()
{
DataTable objBind = newDataTable();
objBind = GetData();
dlObject.DataSource = objBind;
dlObject.DataBind();
}
private DataTableGetData()
{
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;
}
#endregion
#region"Event Handles"
protected voidPage_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 DataTablesResponsive
Public Class _Default
Inherits System.Web.UI.Page
#Region "Bind Data"
Private SubBindData()
Dim objBind As New DataTable
objBind = GetData()
dlObject.DataSource = objBind
dlObject.DataBind()
End Sub
Private FunctionGetData() As DataTable
Dim objSQL As New SqlDataProvider
Dim objBind AsDataTable
'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
#End Region
#Region "Event Handles"
Protected SubPage_Load(ByVal sender AsObject, ByVal e As System.EventArgs) HandlesMe.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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