how can do gridview insert,update,edit,delete event in asp.net c#

hi,
but sorry , i am confused from your question that,
" how can do gridview insert,update,edit,delete event in asp.net c#."
please explain me.......

Regards,
Krishna

Hi krishna,
I need to update table value throw gridview eg:after display the values in grid I click edit button this update operation is do.
Regards
sekar.c

Regards
Sekar.c

Hi Sekar,

If you see this link this may help you http://www.dotnetfunda.com/articles/article1619-how-to-perform-edit-update-and-delete-operation-in-gridview-.aspx


Thanks
iluvdotnetfunda

Hi Sekar,

Learn more about Grid view functionality form below link, This helps you to get more knowledge .....
http://www.dotnetfunda.com/articles/article1655-22-gridview-tips-and-tricks-by-sheo-narayan.aspx

Thanks
Suresh

Hi,
i got the solution thanks for your response.
Regards
Sekar.c

Regards
Sekar.c

Hi Everyone!

If you want to used custom buttons for edit, delete, update and insert operation then you can prefer below link

http://mindstick.com/Articles/38ca3305-6346-467e-b03b-a536737ff623/?Insert%20Delete%20Update%20in%20Gr#dvHeaderText

Hope it is very useful to all

Pravesh Singh

using System;
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;
public partial class _Default : System.Web.UI.Page
{
string connStr = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
//SqlConnection conn = new SqlConnection(connStr);
SqlDataAdapter ad = new SqlDataAdapter();
SqlCommand cmd = new SqlCommand();
DataTable dataTable;
SqlDataAdapter sqlda;
DataSet ds;
string str;
protected void Page_Load(object sender, EventArgs e)
{
Session["sortBy"] = null;
if (!IsPostBack)
{
FillVendorGrid();
}
}
private void FillVendorGrid()
{
SqlConnection conn = new SqlConnection(connStr);
dataTable = new DataTable();
cmd.Connection = conn;
cmd.CommandText = "SELECT * FROM Vendor";
ad = new SqlDataAdapter(cmd);
ad.Fill(dataTable);
ResultGridView.DataSource = dataTable;
ResultGridView.DataBind();

}

protected void ResultGridView_RowEditing(object sender, GridViewEditEventArgs e)
{
ResultGridView.EditIndex = e.NewEditIndex;
FillVendorGrid();
}


protected void ResultGridView_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
ResultGridView.PageIndex = e.NewPageIndex;
FillVendorGrid();
}

protected void ResultGridView_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
SqlConnection conn = new SqlConnection(connStr);
cmd.Connection = conn;
cmd.CommandText = "DELETE FROM Vendor WHERE VendorId='" + ResultGridView.DataKeys[e.RowIndex].Values[0].ToString() + "'";
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
FillVendorGrid();

}

protected void ResultGridView_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
TextBox txtFName = (TextBox)ResultGridView.Rows[e.RowIndex].FindControl("txtFName");
TextBox txtLName = (TextBox)ResultGridView.Rows[e.RowIndex].FindControl("txtLName");
TextBox txtCity = (TextBox)ResultGridView.Rows[e.RowIndex].FindControl("txtCity");
TextBox txtState = (TextBox)ResultGridView.Rows[e.RowIndex].FindControl("txtState");
TextBox txtCountry = (TextBox)ResultGridView.Rows[e.RowIndex].FindControl("txtCountry");
TextBox txtDescription = (TextBox)ResultGridView.Rows[e.RowIndex].FindControl("txtDescription");

SqlConnection conn = new SqlConnection(connStr);
cmd.Connection = conn;
cmd.CommandText = "UPDATE Vendor SET VendorFName ='" + txtFName.Text + "',VendorLName ='" + txtLName.Text + "',VendorCity ='" + txtCity.Text + "',VendorState ='" + txtState.Text + "',VendorCountry ='" + txtCountry.Text + "',VendorDescription ='" + txtDescription.Text + "' WHERE VendorId='" + ResultGridView.DataKeys[e.RowIndex].Values[0].ToString() + "'";
conn.Open();
cmd.ExecuteNonQuery();
ResultGridView.EditIndex = -1;
FillVendorGrid();
conn.Close();

}

protected void ResultGridView_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
{
ResultGridView.EditIndex = -1;
FillVendorGrid();

}

protected void ResultGridView_RowCommand(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName.Equals("AddNew"))
{

TextBox txtFName = (TextBox)ResultGridView.FooterRow.FindControl("txtFName1");
TextBox txtLName = (TextBox)ResultGridView.FooterRow.FindControl("txtLName1");
TextBox txtCity = (TextBox)ResultGridView.FooterRow.FindControl("txtCity1");
TextBox txtState = (TextBox)ResultGridView.FooterRow.FindControl("txtState1");
TextBox txtCountry = (TextBox)ResultGridView.FooterRow.FindControl("txtCountry1");
TextBox txtDescription = (TextBox)ResultGridView.FooterRow.FindControl("txtDescription1");
SqlConnection conn = new SqlConnection(connStr);
cmd.Connection = conn;
cmd.CommandText = "INSERT INTO Vendor(VendorFName, VendorLName,VendorCity,VendorState,VendorCountry,VendorDescription) Values('" + txtFName.Text + "', '" + txtLName.Text + "', '" + txtCity.Text + "', '" + txtState.Text + "', '" + txtCountry.Text + "' , '" + txtDescription.Text + "')";
conn.Open();
cmd.ExecuteNonQuery();
FillVendorGrid();
conn.Close();
}
}
protected void btn_search_Click(object sender, EventArgs e)
{
SqlConnection conn = new SqlConnection(connStr);
conn.Open();
str = "select * from Vendor where VendorFName like '" + TextBox1.Text + "%'";
cmd = new SqlCommand(str, conn);
sqlda = new SqlDataAdapter(cmd);
ds = new DataSet();
sqlda.Fill(ds, "Vendor");
conn.Close();

ResultGridView.DataSource = ds;
ResultGridView.DataMember = "Vendor";
ResultGridView.DataBind();

}
protected void ResultGridView_Sorting(object sender, GridViewSortEventArgs e)
{
Session["sortBy"] = e.SortExpression;
FillVendorGrid();
}
}