Hi smartabbas,
I have created sample that full-fill your requirement. There is no need to use command name. You can send the selected record to the textbox and update it like below.
HTML
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title></title>
<style type="text/css">
body
{
font-family: Arial;
font-size: 10pt;
}
table
{
border: 1px solid #ccc;
}
table th
{
background-color: #F7F7F7;
color: #333;
font-weight: bold;
}
table th, table td
{
padding: 5px;
border-color: #ccc;
}
.Pager span
{
color: #333;
background-color: #F7F7F7;
font-weight: bold;
text-align: center;
display: inline-block;
width: 20px;
margin-right: 3px;
line-height: 150%;
border: 1px solid #ccc;
}
.Pager a
{
text-align: center;
display: inline-block;
width: 20px;
border: 1px solid #ccc;
color: #fff;
color: #333;
margin-right: 3px;
line-height: 150%;
text-decoration: none;
}
.highlight
{
background-color: #FFFFAF;
}
</style>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script src="ASPSnippets_Pager.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
GetCustomers(1);
$('a').on("click", function () {
var tr = $(this).closest('tr');
$('#txtName').val(tr.find('td').eq(0).text());
$('#hfId').val(tr.find('td').eq(1).text());
$('#txtCountry').val(tr.find('td').eq(2).text());
return false;
});
$('[id*=btnUpdate]').on("click", function () {
$.ajax({
type: "POST",
url: "VB.aspx/UpdateCustomer",
data: '{customerId: ' + $('#hfId').val() + ', name: "' + $('#txtName').val() + '",country: "' + $('#txtCountry').val() + '"}',
contentType: "application/json; charset=utf-8",
dataType: "json",
success: function (response) {
alert("Success");
},
failure: function (response) {
alert(response.d);
},
error: function (response) {
alert(response.d);
}
});
});
});
$("[id*=txtSearch]").live("keyup", function () {
GetCustomers(parseInt(1));
});
$(".Pager .page").live("click", function () {
GetCustomers(parseInt($(this).attr('page')));
});
function SearchTerm() {
return jQuery.trim($("[id*=txtSearch]").val());
};
function GetCustomers(pageIndex) {
$.ajax({
type: "POST",
url: "CS.aspx/GetCustomers",
data: '{searchTerm: "' + SearchTerm() + '", pageIndex: ' + pageIndex + '}',
contentType: "application/json; charset=utf-8",
dataType: "json",
success: OnSuccess,
failure: function (response) {
alert(response.d);
},
error: function (response) {
alert(response.d);
}
});
}
var row;
function OnSuccess(response) {
var xmlDoc = $.parseXML(response.d);
var xml = $(xmlDoc);
var customers = xml.find("Customers");
if (row == null) {
row = $("[id*=gvCustomers] tr:last-child").clone(true);
}
$("[id*=gvCustomers] tr").not($("[id*=gvCustomers] tr:first-child")).remove();
if (customers.length > 0) {
$.each(customers, function () {
var customer = $(this);
$("td", row).eq(0).html($(this).find("Name").text());
$("td", row).eq(1).html($(this).find("CustomerId").text());
$("td", row).eq(2).html($(this).find("Country").text());
$("td", row).eq(3).find('a').text($(this).find("CustomerId").text());
$("[id*=gvCustomers]").append(row);
row = $("[id*=gvCustomers] tr:last-child").clone(true);
});
var pager = xml.find("Pager");
$(".Pager").ASPSnippets_Pager({
ActiveCssClass: "current",
PagerCssClass: "pager",
PageIndex: parseInt(pager.find("PageIndex").text()),
PageSize: parseInt(pager.find("PageSize").text()),
RecordCount: parseInt(pager.find("RecordCount").text())
});
$(".Name").each(function () {
var searchPattern = new RegExp('(' + SearchTerm() + ')', 'ig');
$(this).html($(this).text().replace(searchPattern, "<span class = 'highlight'>" + SearchTerm() + "</span>"));
});
} else {
var empty_row = row.clone(true);
$("td:first-child", empty_row).attr("colspan", $("td", row).length);
$("td:first-child", empty_row).attr("align", "center");
$("td:first-child", empty_row).html("No records found for the search criteria.");
$("td", empty_row).not($("td:first-child", empty_row)).remove();
$("[id*=gvCustomers]").append(empty_row);
}
};
</script>
</head>
<body>
<form id="form1" runat="server">
<table>
<tr>
<td>
Name
</td>
<td>
<asp:HiddenField ID="hfId" runat="server" />
<asp:TextBox runat="server" ID="txtName" />
</td>
</tr>
<tr>
<td>
Country
</td>
<td>
<asp:TextBox runat="server" ID="txtCountry" />
</td>
</tr>
<tr>
<td colspan="2" align="center">
<asp:Button ID="btnUpdate" Text="Update" runat="server" />
</td>
</tr>
<tr>
<td>
Search:
</td>
<td>
<asp:TextBox ID="txtSearch" runat="server" />
</td>
</tr>
</table>
<hr />
<br />
<asp:GridView ID="gvCustomers" runat="server" AutoGenerateColumns="false">
<Columns>
<asp:BoundField HeaderStyle-Width="150px" DataField="Name" HeaderText="Name" ItemStyle-CssClass="Name" />
<asp:BoundField HeaderStyle-Width="150px" DataField="CustomerId" HeaderText="CustomerId" />
<asp:BoundField HeaderStyle-Width="150px" DataField="Country" HeaderText="Country" />
<asp:TemplateField HeaderText="Edit">
<ItemTemplate>
<asp:LinkButton Text='<%# Eval("CustomerId") %>' runat="server" />
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
<br />
<div class="Pager">
</div>
</form>
</body>
</html>
C#
private static int PageSize = 2;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
BindDummyRow();
}
}
private void BindDummyRow()
{
DataTable dummy = new DataTable();
dummy.Columns.Add("CustomerId");
dummy.Columns.Add("Name");
dummy.Columns.Add("Country");
dummy.Columns.Add("Edit");
dummy.Rows.Add();
gvCustomers.DataSource = dummy;
gvCustomers.DataBind();
}
[WebMethod]
public static string GetCustomers(string searchTerm, int pageIndex)
{
string query = "[GetCustomers_Pager]";
SqlCommand cmd = new SqlCommand(query);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@SearchTerm", searchTerm);
cmd.Parameters.AddWithValue("@PageIndex", pageIndex);
cmd.Parameters.AddWithValue("@PageSize", PageSize);
cmd.Parameters.Add("@RecordCount", SqlDbType.Int, 4).Direction = ParameterDirection.Output;
return GetData(cmd, pageIndex).GetXml();
}
[WebMethod]
public static void UpdateCustomer(int customerId, string name, string country)
{
string constr = ConfigurationManager.ConnectionStrings["conString"].ConnectionString;
using (SqlConnection con = new SqlConnection(constr))
{
using (SqlCommand cmd = new SqlCommand("UPDATE Customers SET Name = @Name, Country = @Country WHERE CustomerId = @CustomerId"))
{
cmd.Parameters.AddWithValue("@CustomerId", customerId);
cmd.Parameters.AddWithValue("@Name", name);
cmd.Parameters.AddWithValue("@Country", country);
cmd.Connection = con;
con.Open();
cmd.ExecuteNonQuery();
con.Close();
}
}
}
private static DataSet GetData(SqlCommand cmd, int pageIndex)
{
string strConnString = ConfigurationManager.ConnectionStrings["conString"].ConnectionString;
using (SqlConnection con = new SqlConnection(strConnString))
{
using (SqlDataAdapter sda = new SqlDataAdapter())
{
cmd.Connection = con;
sda.SelectCommand = cmd;
using (DataSet ds = new DataSet())
{
sda.Fill(ds, "Customers");
DataTable dt = new DataTable("Pager");
dt.Columns.Add("PageIndex");
dt.Columns.Add("PageSize");
dt.Columns.Add("RecordCount");
dt.Rows.Add();
dt.Rows[0]["PageIndex"] = pageIndex;
dt.Rows[0]["PageSize"] = PageSize;
dt.Rows[0]["RecordCount"] = cmd.Parameters["@RecordCount"].Value;
ds.Tables.Add(dt);
return ds;
}
}
}
}
VB.Net
Private Shared PageSize As Integer = 2
Protected Sub Page_Load(sender As Object, e As EventArgs) Handles Me.Load
If Not IsPostBack Then
BindDummyRow()
End If
End Sub
Private Sub BindDummyRow()
Dim dummy As New DataTable()
dummy.Columns.Add("CustomerId")
dummy.Columns.Add("Name")
dummy.Columns.Add("Country")
dummy.Columns.Add("Edit")
dummy.Rows.Add()
gvCustomers.DataSource = dummy
gvCustomers.DataBind()
End Sub
<WebMethod()> _
Public Shared Function GetCustomers(searchTerm As String, pageIndex As Integer) As String
Dim query As String = "[GetCustomers_Pager]"
Dim cmd As New SqlCommand(query)
cmd.CommandType = CommandType.StoredProcedure
cmd.Parameters.AddWithValue("@SearchTerm", searchTerm)
cmd.Parameters.AddWithValue("@PageIndex", pageIndex)
cmd.Parameters.AddWithValue("@PageSize", PageSize)
cmd.Parameters.Add("@RecordCount", SqlDbType.Int, 4).Direction = ParameterDirection.Output
Return GetData(cmd, pageIndex).GetXml()
End Function
<WebMethod()> _
Public Shared Sub UpdateCustomer(customerId As Integer, name As String, country As String)
Dim constr As String = ConfigurationManager.ConnectionStrings("conString").ConnectionString
Using con As New SqlConnection(constr)
Using cmd As New SqlCommand("UPDATE Customers SET Name = @Name, Country = @Country WHERE CustomerId = @CustomerId")
cmd.Parameters.AddWithValue("@CustomerId", customerId)
cmd.Parameters.AddWithValue("@Name", name)
cmd.Parameters.AddWithValue("@Country", country)
cmd.Connection = con
con.Open()
cmd.ExecuteNonQuery()
con.Close()
End Using
End Using
End Sub
Private Shared Function GetData(cmd As SqlCommand, pageIndex As Integer) As DataSet
Dim strConnString As String = ConfigurationManager.ConnectionStrings("conString").ConnectionString
Using con As New SqlConnection(strConnString)
Using sda As New SqlDataAdapter()
cmd.Connection = con
sda.SelectCommand = cmd
Using ds As New DataSet()
sda.Fill(ds, "Customers")
Dim dt As New DataTable("Pager")
dt.Columns.Add("PageIndex")
dt.Columns.Add("PageSize")
dt.Columns.Add("RecordCount")
dt.Rows.Add()
dt.Rows(0)("PageIndex") = pageIndex
dt.Rows(0)("PageSize") = PageSize
dt.Rows(0)("RecordCount") = cmd.Parameters("@RecordCount").Value
ds.Tables.Add(dt)
Return ds
End Using
End Using
End Using
End Function
Screenshot
