Hi dorsa,
Check this example. Now please take its reference and correct your code.
HTML
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<style type="text/css">
.hideControl
{
display: none;
}
</style>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script type="text/javascript">
$(function () {
$('[id*=GridView1] tr td').on('click', function () {
if ($(this).index() == 1) {
$('[id*=GridView1] tr td').each(function () {
if ($(this).index() > 0) {
$(this).find('span').show();
$(this).find('input[type=text]').hide();
$(this).find('span').html($(this).find('input[type=text]').val());
}
});
var val = $(this).find('span').html();
$(this).find('span').hide();
$(this).find('input[type=text]').val(val);
$(this).find('input[type=text]').show();
$(this).find('input[type=text]').focus();
}
else {
$('[id*=GridView1] tr td').each(function () {
$(this).find('span').show();
$(this).find('input[type=text]').hide();
$(this).find('span').html($(this).find('input[type=text]').val());
});
}
});
});
</script>
</head>
<body>
<form id="form1" runat="server">
<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" BackColor="White"
BorderColor="#CCCCCC" BorderStyle="None" BorderWidth="1px" CellPadding="3" DataSourceID="SqlDataSource1"
HorizontalAlign="Center" Font-Names="Tahoma" Width="100%">
<Columns>
<asp:BoundField DataField="Id" HeaderText="Id" ReadOnly="True" SortExpression="Id">
<HeaderStyle CssClass="Header-center"></HeaderStyle>
</asp:BoundField>
<asp:TemplateField HeaderText="Mark">
<ItemTemplate>
<asp:Label ID="lbl_Text1" runat="server" Text='<%# Bind("Mark") %>'></asp:Label>
<asp:TextBox ID="txt_Text1" runat="server" Text='<%# Bind("Mark") %>' CssClass="hideControl"
AutoPostBack="true" OnTextChanged="Change"></asp:TextBox>
</ItemTemplate>
<HeaderStyle CssClass="Header-center" />
</asp:TemplateField>
<asp:BoundField DataField="Title" HeaderText="Title" SortExpression="Title">
<HeaderStyle CssClass="Header-center"></HeaderStyle>
</asp:BoundField>
<asp:BoundField DataField="StudentId" HeaderText="StudentId" SortExpression="StudentId">
<HeaderStyle CssClass="Header-center"></HeaderStyle>
</asp:BoundField>
</Columns>
<FooterStyle BackColor="White" ForeColor="#000066" />
<HeaderStyle BackColor="#006699" Font-Bold="True" ForeColor="White" />
<PagerStyle BackColor="White" ForeColor="#000066" HorizontalAlign="Left" />
<RowStyle ForeColor="#000066" />
<SelectedRowStyle BackColor="#669999" Font-Bold="True" ForeColor="White" />
<SortedAscendingCellStyle BackColor="#F1F1F1" />
<SortedAscendingHeaderStyle BackColor="#007DBB" />
<SortedDescendingCellStyle BackColor="#CAC9C9" />
<SortedDescendingHeaderStyle BackColor="#00547E" />
</asp:GridView>
<asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:TestConnectionString %>"
SelectCommand="SELECT * FROM [UpdateTable]"></asp:SqlDataSource>
</form>
</body>
</html>
Namespaces
C#
using System.Configuration;
using System.Data;
using System.Data.SqlClient;
VB.Net
Imports System.Configuration
Imports System.Data
Imports System.Data.SqlClient
Code
C#
protected void Change(object sender, EventArgs e)
{
TextBox txtMark = sender as TextBox;
GridViewRow row = (GridViewRow)txtMark.NamingContainer;
string query = "UPDATE UpdateTable SET Mark = @Mark WHERE Id = @Id";
string constr = ConfigurationManager.ConnectionStrings["constr"].ConnectionString;
using (SqlConnection con = new SqlConnection(constr))
{
using (SqlCommand cmd = new SqlCommand(query, con))
{
cmd.Parameters.AddWithValue("@Mark", txtMark.Text);
cmd.Parameters.AddWithValue("@Id", row.Cells[0].Text);
con.Open();
cmd.ExecuteNonQuery();
con.Close();
}
}
Response.Redirect(Request.Url.AbsoluteUri);
}
VB.Net
Protected Sub Change(ByVal sender As Object, ByVal e As EventArgs)
Dim txtMark As TextBox = TryCast(sender, TextBox)
Dim row As GridViewRow = CType(txtMark.NamingContainer, GridViewRow)
Dim query As String = "UPDATE UpdateTable SET Mark = @Mark WHERE Id = @Id"
Dim constr As String = ConfigurationManager.ConnectionStrings("constr").ConnectionString
Using con As SqlConnection = New SqlConnection(constr)
Using cmd As SqlCommand = New SqlCommand(query, con)
cmd.Parameters.AddWithValue("@Mark", txtMark.Text)
cmd.Parameters.AddWithValue("@Id", row.Cells(0).Text)
con.Open()
cmd.ExecuteNonQuery()
con.Close()
End Using
End Using
Response.Redirect(Request.Url.AbsoluteUri)
End Sub
Screenshot
