protected void findrend_Click(object sender, EventArgs e)
{
con.Open();
string sqladmin = "SELECT * FROM book WHERE BookID = '" + BookIDrend.Text + "' ";
SqlCommand cmdAdmin = new SqlCommand(sqladmin, con);
SqlDataReader readerAdmin = cmdAdmin.ExecuteReader();
readerAdmin.Read();
if (readerAdmin.HasRows)
{
//ใส่ข้อมูลหนังสือในตาราง
//Label1.Text = readerAdmin[1].ToString();
if (Session["dtInSession"] != null)
{
dt1 = (DataTable)Session["dtInSession"]; //Getting datatable from session
}
//Int32 total = Convert.ToInt32(txt_quantity.Text) * Convert.ToInt32(txt_price.Text);
DataRow dr = dt1.NewRow();
dr["Customer"] = user;
dr["BookID"] = readerAdmin[0].ToString();
dr["NameBook"] = readerAdmin[1].ToString();
dr["price"] = readerAdmin[2].ToString();
// dr["totalPrice"] = GridViewrend.Rows[0].Cells[3].Text;
dt1.Rows.Add(dr);
Session["dtInSession"] = dt1; //Saving Datatable To Session
GridViewrend.DataSource = dt1;
GridViewrend.DataBind();
}
lblShowPrice.Text = Total;
readerAdmin.Close();
con.Close();
}
protected void Page_Load(object sender, EventArgs e)
{
findUser();
if (!IsPostBack)
{
gridVIEWData();
GridViewrend.DataSource = dt1;
GridViewrend.DataBind();
}
}
