private void dataGridViewMyCart_CellContentClick(object sender, DataGridViewCellEventArgs e) { if (dataGridViewMyCart.Columns[e.ColumnIndex].Name == "Detail" && e.RowIndex >= 0) { string ISBN_Value = dataGridViewMyCart.Rows[e.RowIndex].Cells["ISBN"].Value.ToString(); if (!BookDataAccess.IsBookExisted(ISBN_Value)) { MessageBox.Show("错误:图书不存在"); return; } var book = BookDataAccess.GetFullBookByISBN(ISBN_Value); BookDetailForm bookDetailForm = new BookDetailForm(); SendBookInfoEvent += bookDetailForm.ShowBookDetail; SendBookInfoEvent.Invoke(book); bookDetailForm.ShowDialog(); } else if (dataGridViewMyCart.Columns[e.ColumnIndex].Name == "Edit" && e.RowIndex >= 0) { string ISBN_Value = dataGridViewMyCart.Rows[e.RowIndex].Cells["ISBN"].Value.ToString(); if (!BookDataAccess.IsBookExisted(ISBN_Value)) { MessageBox.Show("错误:图书不存在"); return; } var book = BookDataAccess.GetFullBookByISBN(ISBN_Value); CartItemAmountForm cartItemAmountForm = new CartItemAmountForm(); SendCartInfoEvent += cartItemAmountForm.GetInfo; SendCartInfoEvent.Invoke(book, false); cartItemAmountForm.ShowDialog(); ShowAllCartData(); } else if (dataGridViewMyCart.Columns[e.ColumnIndex].Name == "CheckOut" && e.RowIndex >= 0) { string ISBN_Value = dataGridViewMyCart.Rows[e.RowIndex].Cells["ISBN"].Value.ToString(); var book = BookDataAccess.GetFullBookByISBN(ISBN_Value); int amount = CartDataAccess.SelectAmount(CustomerInfo.customer.Id, ISBN_Value); SubmitOrderForm submitOrderForm = new SubmitOrderForm(); SendOrderInfoEvent += submitOrderForm.GetOrderInfo; SendOrderInfoEvent.Invoke(book, amount); submitOrderForm.ShowDialog(); ShowAllCartData(); } else if (dataGridViewMyCart.Columns[e.ColumnIndex].Name == "Delete" && e.RowIndex >= 0) { string ISBN_Value = dataGridViewMyCart.Rows[e.RowIndex].Cells["ISBN"].Value.ToString(); try { CartDataAccess.DeleteCartItem(CustomerInfo.customer.Id, ISBN_Value); MessageBox.Show("删除成功"); } catch (Exception ex) { MessageBox.Show("删除失败\r\n" + ex.Message); } ShowAllCartData(); } }
private void iconButtonSupply_Click(object sender, EventArgs e) { if (textBoxISBN.Text.Length == 0) { MessageBox.Show("ISBN不能为空"); return; } if (BookDataAccess.IsBookExisted(textBoxISBN.Text)) { SupplierOrderDataAccess.InsertSupplierOrderOfExistentBook(SupplierInfo.supplier.Id, DateTime.Now, (int)numericUpDownAmount.Value, textBoxISBN.Text); MessageBox.Show("发货成功"); } else { MessageBox.Show("您供应的图书ISBN在书库中未被检索到,\r\n您需要录入关于新书的信息"); NewBookForm newBookForm = new NewBookForm(); SendOrderInfoEvent += newBookForm.GetInfo; SendOrderInfoEvent.Invoke(textBoxISBN.Text, (int)numericUpDownAmount.Value); newBookForm.ShowDialog(); } }