winform 打印小票

后台代码

   panPrintContent.Visible = true;
             var strlPrinterMode = "";

             this.pageSetupDialog1.PageSettings.Margins.Left = ;
             this.pageSetupDialog1.PageSettings.Margins.Top = ;
             this.pageSetupDialog1.PageSettings.Margins.Right = ;
             this.pageSetupDialog1.PageSettings.Margins.Bottom = ;
             panPrintContent.Visible = true;

             //打印设置
             try
             {
                 string sqls = "select PrinterMode from User_Org where UserID='" + DBCommonServer.strUserName + "' and OID='" + DBCommonServer.strOrgId + "' ";
                 DataTable dt1 = helps.GetDataTable(sqls);
                 if (dt == null)
                 {
                     return;
                 }
                 if (dt1.Rows.Count > )
                 {
                     strlPrinterMode = dt1.Rows[][].ToString();
                 }
                 if (strlPrinterMode == "")
                 {
                     this.printPreviewDialog1.ShowDialog();
                 }
                 else
                 {
                     for (int i = ; i < Convert.ToInt32(strlPrinterMode); i++)
                     {

                         this.printDocument1.Print();
                     }
                 }
             }
             catch (Exception)
             {
                 MessageBox.Show("您好！您的电脑有可能打印服务没有启动或是没有安装打印机。"
                                  + Environment.NewLine + Environment.NewLine + "请先启动打印服务或是安装打印机！");
             }

  /// <summary>
        /// 打印内容
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
         private void printDocument1_PrintPage_1(object sender, System.Drawing.Printing.PrintPageEventArgs e)
         {
             ////打印内容 为 局部的 this.groupBox1
             Bitmap _NewBitmap = new Bitmap(this.panPrintContent.Width, this.panPrintContent.Height);
             this.panPrintContent.DrawToBitmap(_NewBitmap, new Rectangle(, , _NewBitmap.Width, _NewBitmap.Height));
             e.Graphics.DrawImage(_NewBitmap, , , _NewBitmap.Width, _NewBitmap.Height);
         }

动态获得控件

   int iheight = iLabHeight * i;
                     Label LlabPrintPayType = new Label();
                     LlabPrintPayType.Name = "LlabPrintPayType" + i;
                     //  LlabPrintPayType.Location = new Point(ilabPrintPayType_X, ilabPrintPayType_Y + iheight);
                     LlabPrintPayType.Location = new Point(,i*+);
                     LlabPrintPayType.Text = dtlistPay.Rows[i]["付款方式名称"].ToString() + (dtlistPay.Rows[i]["卡号"].ToString() == "" ? "" : "(" + dtlistPay.Rows[i]["卡号"].ToString() + ")");
                     LlabPrintPayType.Height = ;
                     panFkfs.Controls.Add(LlabPrintPayType);
                     Label LlabPrintCost = new Label();
                     LlabPrintCost.Name = "LlabPrintCost" + i;
                     LlabPrintCost.Location = new Point(, i *  + );
                     string strPrintCost = decimal.Round(Convert.ToDecimal(dtlistPay.Rows[i]["金额"].ToString()), , MidpointRounding.AwayFromZero).ToString();

前台代码