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Insert and Retrieve image from database and show in datalist

Posted By:satyapriyanayak       Posted Date: January 06, 2015    Points: 40    Category: ASP.NET Controls    URL: http://www.dotnetspark.com  

In this Code Snippets we will know how to Insert and Retrieve image from database and show in datalist.
 

CREATE PROCEDURE insert_photo
(       
@name varchar(50),
@pic varchar(50)
)
AS
Insert into test values (@name,@pic)



<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="ADD_Retrieve_IMAGES_datalist._Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <table>
        <tr>
            <td>
                 Name</td>
            <td>
                <asp:TextBox ID="txt_name" runat="server"></asp:TextBox>
                <asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server"
                    ControlToValidate="txt_name" ErrorMessage="Please enter the name"></asp:RequiredFieldValidator>
            </td>
        </tr>
       
        <tr>
            <td>
                Picture</td>
            <td>
                <asp:FileUpload ID="FileUpload1" runat="server" />
                <asp:RequiredFieldValidator ID="RequiredFieldValidator3" runat="server"
                    ControlToValidate="FileUpload1" ErrorMessage="Please browse the image"></asp:RequiredFieldValidator>
            </td>
        </tr>
        <tr>
            <td>
                </td>
            <td>
                <asp:Button ID="btn_insert" runat="server" onclick="btn_insert_Click"
                    Text="Insert" />
            </td>
        </tr>
         </table>
    <div>
    <asp:DataList ID="DataList1" runat="server">
    <FooterStyle BackColor="#FFCC00" ForeColor="#FF3300" />
        <EditItemStyle BackColor="#FF8080" />
        <AlternatingItemStyle BackColor="#FFFF99" />
<HeaderTemplate>
<center><b>Photo Details</b></center>
</HeaderTemplate>
    <ItemTemplate>
                <table border="1">
                <tr>
                <th>Name</th>
                <th>Picture</th>
                </tr>
                <tr>
                <td><%# Eval("name") %></td>
                
                <td><img alt ="" src ='images/<%#Eval("pic") %>' height="50px" width="50px"/></td>
                </tr>
                </table>
                </ItemTemplate>
    </asp:DataList>
    </div>
    </form>
</body>
</html>


using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
using System.IO;
namespace ADD_Retrieve_IMAGES_datalist
{
    public partial class _Default : System.Web.UI.Page
    {
        string strConnString = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
        string s1;
        string path;
        SqlConnection cnn = new SqlConnection();
        SqlCommand com = new SqlCommand();
        SqlDataAdapter sqlda;
        DataTable dt;
       

        protected void btn_insert_Click(object sender, EventArgs e)
        {
            if (FileUpload1.PostedFile.ContentLength > 0)
            {
                s1 = Path.GetFileName(FileUpload1.FileName);
                path = Server.MapPath("images") + "/" + s1;
                FileUpload1.SaveAs(path);
            }

            SqlConnection con = new SqlConnection(strConnString);
            con.Open();
            SqlCommand com = new SqlCommand("insert_photo", con);
            com.CommandType = CommandType.StoredProcedure;
            com.Connection = con;
            com.Parameters.AddWithValue("@name", txt_name.Text);
            com.Parameters.AddWithValue("@pic", s1);
            com.ExecuteNonQuery();
            com.Dispose();
            binddatalist();
            con.Close();
            clear();
        }

        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                binddatalist();
            }
        }
        private void clear()
        {
            txt_name.Text = "";
        }
        private void binddatalist()
        {
            SqlConnection con = new SqlConnection(strConnString);
            con.Open();
            sqlda = new SqlDataAdapter("SELECT * FROM test ", con);
            dt = new DataTable();
            sqlda.Fill(dt);
            sqlda.Dispose();
            DataList1.DataSource = dt;
            DataList1.DataBind();
            con.Close();
        }
    }
}



     

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