private void button4_Click(object sender, EventArgs e)
        {
            try
            {
                string   reciept;
                string   types;
                int      ammounts;
                DateTime date;

                reciept  = receiptno.Text;
                types    = type.Text;
                ammounts = Convert.ToInt32(this.ammount.Text);
                date     = dateTimePicker1.Value;
                String     id = textBox1.Text;
                Daily_sell dd = db.Daily_sells.SingleOrDefault(x => x.Receipt_no == id);

                /*dd.Receipt_no = receiptno.Text;
                 * dd.Type = type.Text;
                 * dd.Ammount = Convert.ToInt32(this.ammount.Text);
                 * dd.Date = dateTimePicker1.Value;*/
                dd.Receipt_no = reciept;
                dd.Type       = types;
                dd.Ammount    = ammounts;
                dd.Date       = date;
                db.SubmitChanges();
                MessageBox.Show("data updated");
            }
            catch (Exception ex)
            {
                MessageBox.Show("Please Select the id then Edit In the textbox Thank You");
            }
        }
 private void button5_Click(object sender, EventArgs e)
 {
     try
     {
         DataClasses1DataContext db = new DataClasses1DataContext();
         String     id = textBox1.Text;
         Daily_sell ds = db.Daily_sells.SingleOrDefault(x => x.Receipt_no == id);
         db.Daily_sells.DeleteOnSubmit(ds);
         db.SubmitChanges();
         MessageBox.Show("data deleted");
     }
     catch (Exception ex)
     {
         MessageBox.Show("Please Select the id then Edit In the textbox Thank You");
     }
 }
        /*private void button1_Click(object sender, EventArgs e)
         * {
         *  try{
         *      Daily_sell ds = new Daily_sell();
         *      ds.Receipt_no = receiptno.Text;
         *      ds.Ammount = Convert.ToInt32(this.ammount.Text);
         *      ds.Type = type.Text;
         *      ds.Date = dateTimePicker1.Value;
         *      db.Daily_sells.InsertOnSubmit(ds);
         *      db.SubmitChanges();
         *      MessageBox.Show("Data Inseretd Succesfully");
         *  }catch(Exception ex){
         *      MessageBox.Show("fill all field correctly");
         *  }
         *
         * }*/

        private void button1_Click_1(object sender, EventArgs e)
        {
            string     reciept;
            string     types;
            int        ammounts;
            string     serial;
            DateTime   date;
            Daily_sell ds = new Daily_sell();

            try
            {
                serial = (receiptno.Text);
                var se = from a in db.Daily_sells
                         select a;

                foreach (var a in se)
                {
                    if (a.Receipt_no.Equals(serial))
                    {
                        MessageBox.Show("receiptno already exits");
                        goto last;
                    }
                }
                reciept  = receiptno.Text;
                types    = type.Text;
                ammounts = Convert.ToInt32(this.ammount.Text);
                date     = dateTimePicker1.Value;

                ds.Receipt_no = reciept;
                ds.Type       = types;
                ds.Ammount    = ammounts;
                ds.Date       = date;
                db.Daily_sells.InsertOnSubmit(ds);
                db.SubmitChanges();
                MessageBox.Show("Data Inseretd Succesfully");
            }
            catch (Exception ex)
            {
                MessageBox.Show("Please Fill Up The Cells Thank You");
            }
last:
            {
            }
        }
 private void button3_Click(object sender, EventArgs e)
 {
     try
     {
         String     id = textBox1.Text;
         Daily_sell dd = db.Daily_sells.SingleOrDefault(x => x.Receipt_no == id);
         if (dd != null)
         {
             receiptno.Text       = dd.Receipt_no;
             type.Text            = dd.Type;
             ammount.Text         = dd.Ammount.ToString();
             dateTimePicker1.Text = dd.Date.ToString();
         }
         else
         {
             MessageBox.Show("data not found");
         }
     }
     catch (Exception ex)
     {
         MessageBox.Show("Please Select the id then Edit In the textbox Thank You");
     }
 }
 partial void DeleteDaily_sell(Daily_sell instance);
 partial void UpdateDaily_sell(Daily_sell instance);
 partial void InsertDaily_sell(Daily_sell instance);