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Rajeev Kumar

Rajeev Kumar

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post back problem

Jun 14 2013 9:10 AM
im using  this code
........................................................

 SqlConnection sqcon = new SqlConnection("Data Source=ADMIN-PC;Initial Catalog=raj;Integrated Security=True");



    protected void Page_Load(object sender, EventArgs e)
    {
        if (IsPostBack)
        {
            BindRepeaterData();
           
        }
        Validate();
    }
    protected void Button1_Click(object sender, EventArgs e)
    {



        sqcon.Open();
        SqlCommand cmd =new SqlCommand("insert into repeter_demo(User_Name,Subject,comment,Post_Date)values(@User_Name,@subject,@Comment,@Post_Date )", sqcon);
        cmd.Parameters.AddWithValue("@User_Name", TextBox1.Text);
        cmd.Parameters.AddWithValue("@Subject", TextBox2.Text);
        cmd.Parameters.AddWithValue("@Comment", TextBox3.Text);
        cmd.Parameters.AddWithValue("@Post_Date", DateTime.Now);
        cmd.ExecuteNonQuery();
       sqcon.Close();
        TextBox1.Text = string.Empty;
        TextBox2.Text = string.Empty;
        TextBox3.Text = string.Empty;
        BindRepeaterData();
    }
    //Bind Data to Repeater Control
    protected void BindRepeaterData()
    {
        sqcon.Open();
        SqlCommand cmd = new SqlCommand("select * from repeter_demo  Order By Post_Date", sqcon);
        DataSet ds = new DataSet();
        SqlDataAdapter da = new SqlDataAdapter(cmd);
        da.Fill(ds);
        Rpt.DataSource = ds;
        Rpt.DataBind();
        sqcon.Close();
    }

}

after each post back new row of  repeater show on the page. while controls  are empty .

im using this code at designing  phase

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_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></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <table>
    <tr>
    <td> 
       Enter Name </td>
    <td>
        <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox></td>
     </tr>
      <tr>
    <td>Enter Subject</td>
    <td><asp:TextBox ID="TextBox2" runat="server"></asp:TextBox></td>
     </tr>
 
      <tr>
    <td valign="top"> Enter Comment</td>
    <td> <asp:TextBox ID="TextBox3" runat="server" Rows="5" Columns="15" TextMode="MultiLine"></asp:TextBox></td>
     </tr>
      
    <tr><td>
        <asp:Button ID="Button1" runat="server" Text="Submit" onclick="Button1_Click" /></td></tr>
  
   
   
    </table>

    </div>
    <div>
 
        <asp:Repeater ID="Rpt" runat="server">
        <HeaderTemplate>
        <table cellpadding="0">
        <tr>
        <td colspan="2"> <b>Comment</b></td></tr>
       
         </HeaderTemplate>
        <ItemTemplate>
        <tr style="background-color:Gray">
        <td>
        <table style="background-color:Yellow; border-top:1px dotted silver; width:500px">
        <tr>
       
        <td> Subject:<asp:Label ID="lblSubject" runat="server" Text='<%#Eval("Subject")%>' Font-Bold="true"></asp:Label>
       
        </td>
        </tr>      
        </table>
        </td>
        </tr>
        <tr>
       
        <td>
            <asp:Label ID="lblcomment" runat="server" Text='<%#Eval("Comment") %>'></asp:Label>
       
        </td>
       
       
        </tr>

        <tr>
        <td>
        <table style="background-color:#EBEFF0;border-top:1px dotted #df5015;border-bottom:1px solid
#df5015; width:500px" >
<tr>
<td>
Post By: <asp:Label ID="lblUser" runat="server" Font-Bold="true" Text='<%#Eval("User_Name") %>'/>

</td>
<td>
Created Date:<asp:Label ID="lblDate" runat="server" Font-Bold="true" Text='<%#Eval("Post_Date")
%>'/>
</td>

</tr>
</table>
       
        </td>
       
        </tr>
        <tr>
       
        <td colspan="2">&nbsp;</td>
        </tr>
       
        </ItemTemplate>
        <FooterTemplate>
        </table>
        </FooterTemplate>


          </asp:Repeater>
   
   
   
    </div>
    </form>
</body>
</html>


 

how will i get rid of this problem . 
at out put  i want to clear repeter clear.



 

Answers (1)