コード例 #1
0
        private void dataGridView1_CellContentClick_1(object sender, DataGridViewCellEventArgs e)
        {
            string colName = dataGridView1.Columns[e.ColumnIndex].Name;

            if (colName == "Edit")
            {
                Frm2EditInvoices edit = new Frm2EditInvoices();

                edit.lblID.Text          = dataGridView1.Rows[e.RowIndex].Cells[2].Value.ToString();
                edit.lblInvoiceNo.Text   = dataGridView1.Rows[e.RowIndex].Cells[3].Value.ToString();
                edit.txtCustomer.Text    = dataGridView1.Rows[e.RowIndex].Cells[4].Value.ToString();
                edit.txtAddress.Text     = dataGridView1.Rows[e.RowIndex].Cells[5].Value.ToString();
                edit.cbxPayment.Text     = dataGridView1.Rows[e.RowIndex].Cells[11].Value.ToString();
                edit.Dmdays.Text         = dataGridView1.Rows[e.RowIndex].Cells[12].Value.ToString();
                edit.txtBilling.Text     = dataGridView1.Rows[e.RowIndex].Cells[13].Value.ToString();
                edit.lblSalesTotal.Text  = dataGridView1.Rows[e.RowIndex].Cells[6].Value.ToString();
                edit.lblDiscount.Text    = dataGridView1.Rows[e.RowIndex].Cells[7].Value.ToString();
                edit.lblVAT.Text         = dataGridView1.Rows[e.RowIndex].Cells[8].Value.ToString();
                edit.lblVatable.Text     = dataGridView1.Rows[e.RowIndex].Cells[9].Value.ToString();
                edit.lblTotalAmount.Text = dataGridView1.Rows[e.RowIndex].Cells[10].Value.ToString();
                edit.dataGridView1.Rows.Clear();

                int i = 0;
                cn.Open();
                cm = new SqlCommand("SELECT * FROM tblInvoiceOrder WHERE invoiceno like '" + dataGridView1.Rows[e.RowIndex].Cells[3].Value.ToString() + "'", cn);
                dr = cm.ExecuteReader();
                while (dr.Read())
                {
                    i++;
                    edit.dataGridView1.Rows.Add(i, dr[0].ToString(), dr[7].ToString(), dr[4].ToString(), dr[5].ToString(), dr[6].ToString(), dr[8].ToString(), dr[9].ToString());
                }
                cn.Close();
                //Compute automatically the amount of the ordered products
                Frm2EditInvoices invoice = new Frm2EditInvoices();
                invoice.GetOrderTotal();
                edit.Show();
            }
            else if (colName == "Delete")
            {
                if (MessageBox.Show("Are you sure you want to Delete this Invoice?", "Deleting Invoice", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
                {
                    cn.Open();
                    cm = new SqlCommand("DELETE FROM tblInvoiceOrder WHERE invoiceno like '" + dataGridView1.Rows[e.RowIndex].Cells[3].Value.ToString() + "'", cn);
                    cm.ExecuteNonQuery();
                    cn.Close();
                    LoadInvoiceRecords();

                    cn.Open();
                    cm = new SqlCommand("DELETE FROM tblInvoiceRecords WHERE invoiceno like '" + dataGridView1.Rows[e.RowIndex].Cells[3].Value.ToString() + "'", cn);
                    cm.ExecuteNonQuery();
                    cn.Close();
                    MessageBox.Show("Invoice Successfully Deleted.", "Deleting Invoice", MessageBoxButtons.OK, MessageBoxIcon.Information);
                    LoadInvoiceRecords();
                }
            }
        }
コード例 #2
0
        private void txtQty_KeyPress(object sender, KeyPressEventArgs e)
        {
            try
            {
                if (e.KeyChar == 46)
                {
                    //accept .(for cents or decimal places)
                }
                else if (e.KeyChar == 8)
                {
                    //accept backspace
                }
                else if ((e.KeyChar < 48) || (e.KeyChar > 57)) //ascii code 48 - 57 between 0-9
                {
                    e.Handled = true;
                }

                //Enter = 13
                if ((e.KeyChar == 13) && (txtQty.Text != String.Empty))
                {
                    bool   found = false;
                    String id    = "";

                    cn.Open();
                    cm = new SqlCommand("SELECT * FROM tblInvoiceOrder WHERE invoiceno = @invoiceno and prodcode = @prodcode", cn);
                    cm.Parameters.AddWithValue("@invoiceno", edit.lblInvoiceNo.Text);
                    cm.Parameters.AddWithValue("@prodcode", prodcode);
                    dr = cm.ExecuteReader();
                    dr.Read();
                    if (dr.HasRows)
                    {
                        found = true;
                        id    = dr["id"].ToString();
                    }
                    else
                    {
                        // if found = false, it will crate new row for new product
                        found = false;
                    }
                    dr.Close();
                    cn.Close();

                    if (found == true)
                    {
                        Frm2EditInvoices up = new Frm2EditInvoices();

                        for (int i = 0; i < up.dataGridView1.Rows.Count; i++)
                        {
                            up.dataGridView1.Rows[i].Cells[2].Value = txtQty.Text;
                        }

                        cn.Open();
                        cm = new SqlCommand("UPDATE tblInvoiceOrder SET qty = (qty + " + int.Parse(txtQty.Text) + ") WHERE id = '" + id + "'", cn);
                        cm.ExecuteNonQuery();
                        cn.Close();

                        edit.LoadInvoiceOrder();
                        this.Dispose();
                    }
                    else
                    {
                        FrmMain2 Main2 = new FrmMain2();

                        cn.Open();
                        cm = new SqlCommand("INSERT INTO tblInvoiceOrder (invoiceno, customer, address, prodcode, proddescrip, prodprice, qty, stockdate, name, payment, days, billaddress) VALUES (@invoiceno, @customer, @address, @code, @desc, @price, @qty, @date, @name, @payment, @days, @bill)", cn);
                        cm.Parameters.AddWithValue("@invoiceno", transno);
                        cm.Parameters.AddWithValue("@customer", edit.txtCustomer.Text);
                        cm.Parameters.AddWithValue("@address", edit.txtAddress.Text);
                        cm.Parameters.AddWithValue("@code", prodcode);
                        cm.Parameters.AddWithValue("@desc", proddescrip);
                        cm.Parameters.AddWithValue("@price", prodprice);
                        cm.Parameters.AddWithValue("@qty", int.Parse(txtQty.Text));
                        cm.Parameters.AddWithValue("@name", Main2.lblUsername.Text);
                        cm.Parameters.AddWithValue("@date", edit.bunifuDatepicker1.Value.ToString("ddMMMyyyy"));
                        cm.Parameters.AddWithValue("@payment", edit.cbxPayment.Text);;
                        cm.Parameters.AddWithValue("@days", edit.Dmdays.Text);
                        cm.Parameters.AddWithValue("@bill", edit.txtBilling.Text);
                        cm.ExecuteNonQuery();
                        cn.Close();

                        edit.LoadInvoiceOrder();
                        this.Dispose();
                    }
                }
            }
            catch (Exception ex)
            {
                cn.Close();
                MessageBox.Show(ex.Message, "Invoice Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }