protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
GridViewRow row = GridView1.SelectedRow;
int invoiceid = int.Parse(row.Cells[0].Text);
TextBox tb = (TextBox)row.FindControl("TextBox1");
string paymentStatus = tb.Text;
DALinvoice invoice = new DALinvoice();
invoice.updatePaymentStatus(invoiceid, paymentStatus);
}
protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
GridViewRow row = GridView1.Rows[e.RowIndex];
int invoiceid = int.Parse(row.Cells[0].Text);
DropDownList dd = (DropDownList)row.FindControl("DropDownList1");
string paymentStatus = dd.SelectedValue;
DALinvoice invoice = new DALinvoice();
invoice.updatePaymentStatus(invoiceid, paymentStatus);
GridView1.EditIndex = -1;
bindGridView();
}