private void btn_JianSuo_Click(object sender, EventArgs e) { //检索条形码是否存在 如果存在则将数据显示出来 DataTable dt = BooksBLL.SelectBooksTypeByBarCode(txt_tiaoxingma.Text); if (dt.Rows.Count == 1) { MessageBox.Show("当前书本已存在", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); txt_goodsname.Text = dt.Rows[0]["BooksName"].ToString(); this.cbo_type.Text = dt.Rows[0]["TypeName"].ToString(); txt_jinjia.Text = dt.Rows[0]["StorePrice"].ToString(); txt_maijia.Text = dt.Rows[0]["SalePrice"].ToString(); txt_zhekou.Text = dt.Rows[0]["Discount"].ToString(); lbl_kucun.Text = dt.Rows[0]["StockNum"].ToString(); label8.Text = "当前库存数:"; this.txt_goodsname.ReadOnly = true; this.txt_jinjia.ReadOnly = true; this.txt_maijia.ReadOnly = true; this.txt_tiaoxingma.ReadOnly = true; this.txt_zhekou.ReadOnly = true; this.cbo_type.Enabled = false; } else { MessageBox.Show("书本不存在,请填写信息", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } }
private void timer1_Tick(object sender, EventArgs e) { if (int.Parse(BooksBLL.GetBooksLikeName(BooksBLL.GetMinStockBooksName()).Rows[0][7].ToString()) < 6) { MessageBox.Show("《" + BooksBLL.GetMinStockBooksName() + "》" + " 库存不足6本!", "库存警告", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } }
/// <summary> /// 删除书本 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void skinButton4_Click(object sender, EventArgs e) { try { //删除书本 if (BooksBLL.DeleteBooks(id)) { MessageBox.Show("删除成功", "温馨提示"); } else { MessageBox.Show("请选择您要删除的书本", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } } catch (Exception ex) { MessageBox.Show("请联系管理员" + ex, "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); throw; } finally { //绑定数据源 //初始化文本框数据 this.dgv_goods.DataSource = BooksBLL.GetBooksandType(); this.txt_goodsname.Text = null; this.txt_jinjia.Text = null; this.txt_kucun.Text = null; this.txt_shoujia.Text = null; this.txt_tiaoxingma.Text = null; this.txt_zhekou.Text = null; } }
private void showbooknum_Tick(object sender, EventArgs e) { if (int.Parse(BooksBLL.GetBooksLikeName(BooksBLL.GetMinStockBooksName()).Rows[0][7].ToString()) < 6) { //MessageBox.Show(BooksBLL.GetMinStockBooksName() + " 库存不足6本!", "库存警告", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); this.kucunwarn.Text = "《" + BooksBLL.GetMinStockBooksName() + "》" + " 库存不足6本!"; } else { this.kucunwarn.Text = ""; } }
protected void btnSave_Click(object sender, EventArgs e) { Books b = new Books(); b.Code = Convert.ToInt32(txtBookCode.Text); b.Author = txtBookAuthor.Text; b.Publisher = txtBookPublisher.Text; b.Title = txtBookTitle.Text; BooksBLL bbll = new BooksBLL(); bbll.SaveBooks(false, b); lblMessage.Text = "Books Saved Successfully!"; }
private void txtBookCode_KeyUp(object sender, KeyEventArgs e) { if (e.KeyCode == Keys.Enter) { if (txtBookCode.Text.Trim() != string.Empty) { BooksBLL bll = new BooksBLL(); bk = bll.GetBook().Where(b => b.Code.ToString() == txtBookCode.Text).Single <Books>(); this.txtTitle.Text = bk.Title; this.txtAuthor.Text = bk.Author; this.txtQty.Focus(); } } }
int booktype; //保存当前书本类型 private void WarehouseForm_Load(object sender, EventArgs e) { //显示所有书本 //不允许自动创建列 this.dgv_goods.AutoGenerateColumns = false; //绑定数据源 this.dgv_goods.DataSource = BooksBLL.GetBooksandType(); //初始最大化 this.WindowState = System.Windows.Forms.FormWindowState.Maximized; //设置为可编辑状态 // dgv_goods.BeginEdit(false); //查询类型 DataTable dt = TypeBLL.selecttype(); //遍历出所有类型 for (int i = 0; i < dt.Rows.Count; i++) { this.cbo_type.Items.Add(dt.Rows[i][1]); } }
/// <summary> /// 添加书本 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void skinButton2_Click(object sender, EventArgs e) { //获取类型ID try { booktype = TypeBLL.GetTypeIDByTypeName(this.cbo_type.Text); } catch (Exception) { MessageBox.Show("请先去添加书本类型", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } try { //添加书本 if (this.txt_goodname.Text == "" || this.txt_jinjia.Text == "" || this.txt_kucun.Text == "" || this.txt_shoujia.Text == "" || this.txt_tiaoxingma.Text == "" || this.txt_zhekou.Text == "") { MessageBox.Show("带*号不能为空", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (TextBoxBll.Intextnull(this.txt_kucun.Text, 2)) { MessageBox.Show("库存必须为正整数", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } else if (TextBoxBll.Intextnull(this.txt_zhekou.Text, 4)) { MessageBox.Show("折扣请输入0~1的数字", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (BooksBLL.SelectBooksTypeByBarCode(this.txt_tiaoxingma.Text).Rows.Count > 0) { MessageBox.Show("该条形码已存在", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (TextBoxBll.Intextnull(this.txt_tiaoxingma.Text, 1)) { MessageBox.Show("条形码长度过长", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } else { Books gs = new Books(); gs.BooksName = this.txt_goodname.Text; gs.TypeID = booktype; gs.BarCode = this.txt_tiaoxingma.Text; gs.StorePrice = decimal.Parse(this.txt_jinjia.Text.ToString()); gs.SalePrice = decimal.Parse(this.txt_shoujia.Text.ToString()); gs.Discount = decimal.Parse(this.txt_zhekou.Text.ToString()); gs.StockNum = int.Parse(this.txt_kucun.Text); gs.StockDate = DateTime.Parse(this.dtp_riqi.Text.ToString()); if (BooksBLL.InsertBooks(gs)) { MessageBox.Show("添加成功", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); //绑定数据源 this.dgv_goods.DataSource = BooksBLL.GetBooksandType(); //初始化文本框数据 this.txt_goodsname.Text = null; this.txt_jinjia.Text = null; this.txt_kucun.Text = null; this.txt_shoujia.Text = null; this.txt_tiaoxingma.Text = null; this.txt_zhekou.Text = null; } } } catch (Exception) { MessageBox.Show("请正确填写信息", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } }
/// <summary> /// 修改书本 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void skinButton3_Click(object sender, EventArgs e) { if (id == 0) { return; } //获取类型ID booktype = TypeBLL.GetTypeIDByTypeName(this.cbo_type.Text); if (booktype == 0) { MessageBox.Show("请选择书本类型", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } try { if (error) { //修改书本 string pattern = @"^[0]+(\.[0-9]{1,3})?$"; Match m = Regex.Match(this.txt_zhekou.Text, pattern); // 匹配正则表达式 if (this.txt_goodname.Text == "" || this.txt_jinjia.Text == "" || this.txt_kucun.Text == "" || this.txt_shoujia.Text == "" || this.txt_tiaoxingma.Text == "" || this.txt_zhekou.Text == "") { MessageBox.Show("带*号不能为空", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } else if (float.Parse(txt_zhekou.Text) > 1 || float.Parse(txt_zhekou.Text) < 0) { MessageBox.Show("折扣必须输入0~1的数", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } else if (this.txt_tiaoxingma.Text.Length >= 50) { MessageBox.Show("条形码长度过长", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } else if (!m.Success && this.txt_zhekou.Text != "1" && this.txt_zhekou.Text != "1.0") { MessageBox.Show("折扣请输入0~1的数字", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else { if (int.Parse(this.txt_kucun.Text) >= 0) { Books gs = new Books(); gs.BooksName = this.txt_goodname.Text; gs.TypeID = booktype; gs.BarCode = this.txt_tiaoxingma.Text; gs.StorePrice = decimal.Parse(this.txt_jinjia.Text.ToString()); gs.SalePrice = decimal.Parse(this.txt_shoujia.Text.ToString()); gs.Discount = decimal.Parse(this.txt_zhekou.Text.ToString()); gs.StockNum = int.Parse(this.txt_kucun.Text); gs.StockDate = DateTime.Parse(this.dtp_riqi.Text.ToString()); gs.BooksID = id; if (BooksBLL.UpdateBooks(gs)) { MessageBox.Show("修改成功", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); flag = true; } } else { MessageBox.Show("库存必须为正整数,请重新操作", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } } } else { MessageBox.Show("书本信息填写失误", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } } catch (Exception ex) { MessageBox.Show("请联系管理员:" + ex.Message, "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } finally { if (flag) { //绑定数据源 this.dgv_goods.DataSource = BooksBLL.GetBooksandType(); } } }
/// <summary> /// 模糊查询书本 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btn_chaxun_Click(object sender, EventArgs e) { this.dgv_goods.DataSource = BooksBLL.GetBooksLikeName(txt_goodsname.Text); }
/// <summary> /// 导入书本 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btn_daoru_Click(object sender, EventArgs e) { int allNum = 0; //统计书本总数 bool b = true; //用于判断书本是否存在 //如果按的是“回车键” //获取条形码 string barCode = this.txt_shangping.Text; if (true) { //购物列表中不存在该书本 //根据输入的条形码,查询书本信息 DataTable dt_books = BooksBLL.SelectBooksTypeByBarCode(barCode); //未查询到书本 if (dt_books.Rows.Count == 0) { MessageBox.Show("书本未找到,请检查条形码是否正确!", "温馨提示:", MessageBoxButtons.OK, MessageBoxIcon.Warning); return; } if (dt_books.Rows[0]["StockNum"].ToString() == "0") { MessageBox.Show("书本以售空,请及时补货", "温馨提示"); return; } bool flag = true; //书本是否存在于购物车 计算书本数量 for (int i = 0; i < this.lv_sales.Items.Count; i++) { //判断添加书本数量是否超过库存 if (dt_books.Rows[0]["BooksName"].ToString() == this.lv_sales.Items[i].SubItems[2].Text) { string goodsName = dt_books.Rows[0]["BooksName"].ToString(); int stockNum = BooksBLL.GetStockNumByBooksName(goodsName);; if (stockNum == num) { MessageBox.Show("库存数不足", "温馨提示"); b = false; flag = false; break; } else { if (flag) { this.lv_sales.Items[i].SubItems[6].Text = (int.Parse(this.lv_sales.Items[i].SubItems[6].Text) + 1).ToString(); num++; //书本存在则数量加 1 b = false; //如果书本存在则把布尔变量b--赋值为false discount = double.Parse(dt_books.Rows[0]["Discount"].ToString()); price = double.Parse(dt_books.Rows[0]["SalePrice"].ToString()) * discount; //显示金额信息 this.lbl_money.Text = sum.ToString(); } } } else { //初始化数量 num = 1; } } if (b) { //创建购物项 ListViewItem item = new ListViewItem(dt_books.Rows[0]["BarCode"].ToString()); item.SubItems.Add(dt_books.Rows[0]["BooksID"].ToString()); item.SubItems.Add(dt_books.Rows[0]["BooksName"].ToString()); item.SubItems.Add(dt_books.Rows[0]["TypeName"].ToString()); item.SubItems.Add(dt_books.Rows[0]["SalePrice"].ToString()); item.SubItems.Add(dt_books.Rows[0]["Discount"].ToString()); item.SubItems.Add(num.ToString()); //for (int i = 0; i < lv_sales.Items.Count; i++) //{ // //记录书本ID,结算时需要用到该值 // id1[i] = int.Parse(dt_goods.Rows[0]["BooksID"].ToString()); //} //添加至购物车列表 this.lv_sales.Items.Add(item); } //获取ListView(书本)中所有行并显示 for (int i = 0; i < this.lv_sales.Items.Count; i++) { allNum += int.Parse(this.lv_sales.Items[i].SubItems[6].Text); } DataTable dt = VipBll.SetVipByMobile(this.txt_vip.Text); if (flag) { allGoodsNum = allNum; lbl_goods.Text = allNum.ToString(); discount = double.Parse(dt_books.Rows[0]["Discount"].ToString()); price = double.Parse(dt_books.Rows[0]["SalePrice"].ToString()) * discount; //求和 sum += (price); //得到真实总价 sum4 = sum; //将现在的总价赋给临时变量,sum4来处理积分抵扣显示数据 if (checkBox1.Checked == true) //若选择抵扣 { if (sum > int.Parse(dt.Rows[0][4].ToString()) * 0.1) //如果真实总价大于积分抵扣 { sum4 -= int.Parse(dt.Rows[0][4].ToString()) * 0.1; //临时总价被抵扣 this.jifenxianshi.Text = "积分已抵扣" + int.Parse(dt.Rows[0][4].ToString()) * 0.1; //显示抵扣积分 } if (sum <= int.Parse(dt.Rows[0][4].ToString()) * 0.1) //表示总价小于积分 { sum4 = 0; this.jifenxianshi.Text = "积分已抵扣" + sum; //显示抵扣积分 bijiao = false; //标记 总价小于积分 } } if (checkBox1.Checked == false) { sum4 = sum; //还原价格 } this.lbl_money.Text = sum4.ToString(); //显示改变的价格 } } }
int stocknum = 0; //库存 /// <summary> /// 确定购买按钮 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btn_jiezhang_Click(object sender, EventArgs e) { if (this.lv_sales.Items.Count == 0) { MessageBox.Show("当前无添加书本", "温馨提示"); return; } else { //检索是否能否成功销售 int error = 0; for (int i = 0; i < this.lv_sales.Items.Count; i++) { stocknum = int.Parse(this.lv_sales.Items[i].SubItems[6].Text.ToString()); if (!BooksBLL.UpdateBooksStockNum(this.lv_sales.Items[i].SubItems[2].Text.ToString(), stocknum)) { error++; } } if (error > 0) { MessageBox.Show("库存数可能不足", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } else { //存已买的书本的信息 string info = "单号:" + lbl_danhao.Text + "\r\n"; //将书本信息存入字符变量info for (int i = 0; i < this.lv_sales.Items.Count; i++) { info += "书本名字:" + this.lv_sales.Items[i].SubItems[2].Text + "\r\n书本价格:" + this.lv_sales.Items[i].SubItems[4].Text + "\r\n书本折扣:" + this.lv_sales.Items[i].SubItems[5].Text + "\r\n书本数量:" + this.lv_sales.Items[i].SubItems[6].Text + "\r\n"; } info += "总金额:" + lbl_money.Text + "\r\n"; info += "购物员:" + lbl_yuangong.Text; //创建打印信息 for (int i = 0; i < this.lv_sales.Items.Count; i++) { if (stocknum >= 0) { using (StreamWriter st = new StreamWriter(@"D:\小票.txt", false, Encoding.UTF8)) { if (!TextBoxBll.Intextnull(this.txt_shishou.Text, 2) || TextBoxBll.Intextnull(this.txt_shishou.Text, 1)) { if (this.txt_shishou.Text == "") { MessageBox.Show("请输入实收金额", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (this.txt_shishou.Text != null && double.Parse(this.txt_shishou.Text.ToString()) >= double.Parse(this.lbl_money.Text.ToString())) { this.lbl_zhaoling.Text = (double.Parse(this.txt_shishou.Text.ToString()) - double.Parse(this.lbl_money.Text.ToString())).ToString(); st.Write(info); st.Flush(); messge = true; } else { MessageBox.Show("实收金额小于应付金额", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } } else { MessageBox.Show("请正确输入预收金额", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } } } } } //结算成功 if (messge) { //将信息保存至销售表 int Salesmanid = SalemanBll.SelectSalemanByName(this.lbl_yuangong.Text); DateTime time = DateTime.Parse(DateTime.Now.ToString("yyyy年MM月dd日")); SaleBll.InsertSale(this.lbl_danhao.Text, time, sum, Salesmanid); for (int j = 0; j < lv_sales.Items.Count; j++) { //将信息保存至销售详情表 SalesDetail sale = new SalesDetail() { BooksID = BooksBLL.GetBooksIDbyBooksName(this.lv_sales.Items[j].SubItems[2].Text), Quantity = num, SalesID = SaleBll.GetSDIDByTime(this.lbl_danhao.Text), AloneAmount = decimal.Parse(this.lv_sales.Items[j].SubItems[4].Text) * decimal.Parse(this.lv_sales.Items[j].SubItems[5].Text) }; SalesDailBLL.InsertSaleDail(sale); } DataTable dt = VipBll.SetVipByMobile(this.txt_vip.Text); if (isVIP) { if (bijiao == true) //总价大于积分,默认为true { double sum2 = sum / 10; // 1:10积分产生 int sum1 = (int)sum2; //积分取整 if (checkBox1.Checked == true) //若使用积分抵扣 { sum = sum - double.Parse(dt.Rows[0][4].ToString()) * 0.1; //真实价格处理 VipBll.ClearjifenByPhone(this.txt_vip.Text); //积分已抵扣完,现将vip积分清空 } VipBll.UpdatejifenByPhone(this.txt_vip.Text, int.Parse(sum1.ToString())); //正常积分增加 this.jifenshu.Text = sum1.ToString(); //显示结账后的积分 } if (bijiao == false) //总价小于积分抵扣。积分有剩 { double sum2 = sum * 10; //花费的积分 int sum5 = (int)(double.Parse(dt.Rows[0][4].ToString()) - sum2); //抵扣后的积分 if (checkBox1.Checked == true) //若使用积分 { sum = 0; //真实价格处理 VipBll.DecreasejifenByPhone(this.txt_vip.Text, int.Parse(sum2.ToString())); //之前积分减去抵扣积分 } VipBll.UpdatejifenByPhone(this.txt_vip.Text, int.Parse(sum.ToString())); //正常积分增加,不过总价以为0,积分不会增加 this.jifenshu.Text = sum5.ToString(); //显示结账后的积分 } } MessageBox.Show("结算成功,祝您生活愉快", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); //信息初始化 this.lv_sales.Items.Clear(); this.lbl_goods.Text = "0"; liushuihao(); this.lbl_money.Text = "0.0000"; num = 1; this.lbl_zhaoling.Text = "0.0"; this.txt_shishou.Text = ""; this.jifenxianshi.Text = ""; error = 0; sum = 0; sum3 = 0; sum4 = 0; bijiao = true; } } }
/// <summary> /// 添加书本 /// </summary> public void 添加书本() { //执行命令 if (this.txt_goodsname.Text == "") { MessageBox.Show("书名不能为空", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (this.txt_tiaoxingma.Text == "") { MessageBox.Show("书的条形码不能为空", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (this.txt_tiaoxingma.Text == "") { MessageBox.Show("书的条形码不能为空", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (TextBoxBll.Intextnull(this.txt_zhekou.Text, 4)) { MessageBox.Show("折扣必须为0~1的小数", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (TextBoxBll.Intextnull(this.txt_goodsnum.Text, 2)) { MessageBox.Show("书的数量错误", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (decimal.Parse(this.txt_jinjia.Text.ToString()) < 0 || this.txt_jinjia.Text == "") { MessageBox.Show("请正确填写书的进价", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (decimal.Parse(this.txt_maijia.Text.ToString()) < 0 || this.txt_maijia.Text == "") { MessageBox.Show("请正确填写书的售价", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (decimal.Parse(this.txt_zhekou.Text.ToString()) > 0 && decimal.Parse(this.txt_zhekou.Text.ToString()) < 1 || this.txt_zhekou.Text == "") { MessageBox.Show("请正确填写书的折扣", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } else if (int.Parse(this.txt_goodsnum.Text.ToString()) < 0) { MessageBox.Show("进货数量不正确", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); return; } Books gs = new Books(); gs.BooksName = this.txt_goodsname.Text; gs.TypeID = TypeBLL.GetTypeIDByTypeName(this.cbo_type.Text); gs.BarCode = this.txt_tiaoxingma.Text; gs.StorePrice = decimal.Parse(this.txt_jinjia.Text.ToString()); gs.SalePrice = decimal.Parse(this.txt_maijia.Text.ToString()); gs.Discount = decimal.Parse(this.txt_zhekou.Text.ToString()); gs.StockNum = int.Parse(this.txt_goodsnum.Text); gs.StockDate = DateTime.Parse(DateTime.Now.ToString("yyyy年MM月dd日HH:mm:ss")); DataTable dt = BooksBLL.SelectBooksTypeByBarCode(this.txt_tiaoxingma.Text); //进货 if (dt.Rows.Count == 1) { try { //进货 int newGoods = int.Parse(this.txt_goodsnum.Text); int oldGoods = int.Parse(dt.Rows[0]["StockNum"].ToString()); BooksBLL.InsertbooksByBarCod(newGoods, oldGoods, this.txt_tiaoxingma.Text); MessageBox.Show("进货成功", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } catch (Exception ex) { MessageBox.Show(ex.Message); } finally { this.txt_goodsname.ReadOnly = false; this.txt_jinjia.ReadOnly = false; this.txt_maijia.ReadOnly = false; this.txt_tiaoxingma.ReadOnly = false; this.txt_zhekou.ReadOnly = false; this.cbo_type.Enabled = true; //初始化数据 this.cbo_type.Text = ""; this.txt_goodsname.Text = ""; this.txt_goodsnum.Text = ""; this.txt_jinjia.Text = ""; this.txt_maijia.Text = ""; this.txt_tiaoxingma.Text = ""; this.txt_zhekou.Text = ""; } } else { try { //执行添加操作 if (BooksBLL.InsertBooks(gs)) { MessageBox.Show("添加成功", "温馨提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk); } } catch (Exception ex) { MessageBox.Show(ex.Message); } finally { //初始化数据 this.cbo_type.SelectedIndex = 0; this.txt_goodsname.Text = ""; this.txt_goodsnum.Text = ""; this.txt_jinjia.Text = ""; this.txt_maijia.Text = ""; this.txt_tiaoxingma.Text = ""; this.txt_zhekou.Text = ""; } } }