308 lines
12 KiB
C#
308 lines
12 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace DeiNiu.wms.Logical
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{
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Drawing.Imaging;
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using System.Drawing.Printing;
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using System.IO;
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using System.Runtime.InteropServices;
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using System.Text;
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using Microsoft.Reporting.WinForms;
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using DeiNiu.Utils;
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/// <summary>
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/// 通过RDLC向默认打印机输出打印报表
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/// </summary>
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public class BillPrint : IDisposable
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{
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/// <summary>
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/// 当前打印页号
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/// </summary>
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static int m_currentPageIndex;
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/// <summary>
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/// RDCL转换stream一页对应一个stream
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/// </summary>
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static List<Stream> m_streams;
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string printerName = WmsConstants.PRINTER_NAME_A4;
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/// <summary>
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/// 把report输出成stream
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/// </summary>
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/// <param name="report">传入需要Export的report</param>
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private void Export(LocalReport report, PrinterType ptype)
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{
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string deviceInfo =
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"<DeviceInfo>" +
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" <OutputFormat>EMF</OutputFormat>" +
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//" <PageWidth>2in</PageWidth>" +
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//" <PageHeight>20in</PageHeight>" +
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" <MarginTop>0in</MarginTop>" +
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" <MarginLeft>0in</MarginLeft>" +
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" <MarginRight>0in</MarginRight>" +
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" <MarginBottom>0in</MarginBottom>" +
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"</DeviceInfo>";
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// string deviceInfo = "";
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if (ptype == PrinterType.A4)
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{
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deviceInfo =
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"<DeviceInfo>" +
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" <OutputFormat>EMF</OutputFormat>" +
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" <PageWidth>21.0cm</PageWidth>" +
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" <PageHeight>29.7.0cm</PageHeight>" +
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" <MarginTop>0.5cm</MarginTop>" +
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" <MarginLeft>0.5cm</MarginLeft>" +
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" <MarginRight>0.5cm</MarginRight>" +
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" <MarginBottom>0.5cm</MarginBottom>" +
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"</DeviceInfo>";
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printerName = WmsConstants.PRINTER_NAME_A4;
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}
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else if (ptype == PrinterType.code)
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{
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deviceInfo =
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"<DeviceInfo>" +
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" <OutputFormat>EMF</OutputFormat>" +
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" <PageWidth>10.0cm</PageWidth>" +
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" <PageHeight>5.0cm</PageHeight>" +
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" <MarginTop>0.0cm</MarginTop>" +
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" <MarginLeft>0.0cm</MarginLeft>" +
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" <MarginRight>0.0cm</MarginRight>" +
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" <MarginBottom>0.0cm</MarginBottom>" +
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"</DeviceInfo>";
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printerName = WmsConstants.PRINTER_NAME_CODE;
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}
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else
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{
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deviceInfo =
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"<DeviceInfo>" +
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" <OutputFormat>EMF</OutputFormat>" +
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" <PageWidth>21.0cm</PageWidth>" +
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" <PageHeight>29.7.0cm</PageHeight>" +
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" <MarginTop>0.5cm</MarginTop>" +
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" <MarginLeft>0.5cm</MarginLeft>" +
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" <MarginRight>0.5cm</MarginRight>" +
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" <MarginBottom>0.5cm</MarginBottom>" +
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"</DeviceInfo>";
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printerName = WmsConstants.PRINTER_NAME_A4;
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}
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Warning[] warnings;
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m_streams = new List<Stream>();
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try{
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report.Render("Image", deviceInfo, CreateStream, out warnings);
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}catch(Exception e){
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Console.WriteLine(e.InnerException.Message);
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}
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foreach (Stream stream in m_streams)
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stream.Position = 0;
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}
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/// <summary>
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/// 创建具有指定的名称和格式的流。
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/// </summary>
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private Stream CreateStream(string name, string fileNameExtension,
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Encoding encoding, string mimeType, bool willSeek)
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{
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Stream stream = new FileStream(name + "." + fileNameExtension,
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FileMode.Create);
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m_streams.Add(stream);
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return stream;
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}
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/// <summary>
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/// 打印输出
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/// </summary>
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private void PrintPage(object sender, PrintPageEventArgs ev)
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{
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Metafile pageImage =
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new Metafile(m_streams[m_currentPageIndex]);
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ev.Graphics.DrawImage(pageImage, ev.PageBounds);
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m_currentPageIndex++;
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ev.HasMorePages = (m_currentPageIndex < m_streams.Count);
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}
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/// <summary>
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/// 打印预处理
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/// </summary>
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private void Print()
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{
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PrintDocument printDoc = new PrintDocument();
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//string printerName = printDoc.PrinterSettings.PrinterName;
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if (m_streams == null || m_streams.Count == 0)
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return;
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printDoc.PrinterSettings.PrinterName = printerName;
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if (!printDoc.PrinterSettings.IsValid)
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{
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string msg = String.Format("找不到打印机 \"{0}\".", printerName);
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throw new Exception(msg);
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}
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printDoc.PrintPage += new PrintPageEventHandler(PrintPage);
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StandardPrintController spc = new StandardPrintController();
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printDoc.PrintController = spc;
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printDoc.Print();
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}
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public void Dispose()
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{
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if (m_streams != null)
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{
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foreach (Stream stream in m_streams)
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stream.Close();
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m_streams = null;
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}
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}
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/// <summary>
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/// 对外接口,启动打印
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/// </summary>
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/// <param name="dtSource">打印报表对应的数据源</param>
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/// <param name="sReport">打印报表名称</param>
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public static void Run(DataTable dt, String reportFile, PrinterType ptype, ReportParameter[] parameters = null)
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{
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LocalReport report = new LocalReport();
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report.ReportEmbeddedResource = "DeiNiu.wms.Logical.reports." + reportFile;
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ReportDataSource dataset = new ReportDataSource("DataSet1", dt);
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report.DataSources.Add(dataset);
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if (parameters != null)
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{
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report.SetParameters(parameters);
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}
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m_currentPageIndex = 0;
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BillPrint billPrint = new BillPrint();
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billPrint.Export(report, ptype);
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billPrint.Print();
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billPrint.Dispose();
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}
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/// <summary>
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/// 获取打印机状态
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/// </summary>
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/// <param name="printerName">打印机名称</param>
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/// <param name="status">输出打印机状态</param>
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private static void GetPrinterStatus2(string printerName, ref uint status)
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{
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try
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{
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string lcPrinterName = printerName;
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IntPtr liHandle = IntPtr.Zero;
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if (!Win32.OpenPrinter(lcPrinterName, out liHandle, IntPtr.Zero))
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{
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Console.WriteLine("print is close");
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return;
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}
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UInt32 level = 2;
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UInt32 sizeNeeded = 0;
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IntPtr buffer = IntPtr.Zero;
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Win32.GetPrinter(liHandle, level, buffer, 0, out sizeNeeded);
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buffer = Marshal.AllocHGlobal((int)sizeNeeded);
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if (!Win32.GetPrinter(liHandle, level, buffer, sizeNeeded, out sizeNeeded))
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{
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Console.WriteLine(Environment.NewLine + "Fail GetPrinter:" + Marshal.GetLastWin32Error());
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return;
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}
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Win32.PRINTER_INFO_2 info = (Win32.PRINTER_INFO_2)Marshal.PtrToStructure(buffer, typeof(Win32.PRINTER_INFO_2));
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status = info.Status;
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Marshal.FreeHGlobal(buffer);
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Win32.ClosePrinter(liHandle);
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}
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catch (Exception ex)
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{
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throw ex;
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}
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}
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/// <summary>
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/// 对外接口,调去打印机信息
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/// </summary>
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/// <param name="printerName">打印机名称</param>
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/// <returns>返回打印机当前状态</returns>
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public static string GetPrinterStatus(string printerName)
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{
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uint intValue = 0;
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PrintDocument pd = new PrintDocument();
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printerName = printerName == "" ? pd.PrinterSettings.PrinterName : printerName;
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GetPrinterStatus2(printerName, ref intValue);
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string strRet = string.Empty;
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switch (intValue)
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{
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case 0:
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strRet = "准备就绪（Ready）";
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break;
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case 4194432:
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strRet = "被打开（Lid Open）";
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break;
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case 144:
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strRet = "打印纸用完（Out of Paper）";
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break;
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case 4194448:
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strRet = "被打开并且打印纸用完（Out of Paper && Lid Open）";
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break;
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case 1024:
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strRet = "打印中（Printing）";
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break;
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case 32768:
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strRet = "初始化（Initializing）";
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break;
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case 160:
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strRet = "手工送纸(Manual Feed in Progress)";
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break;
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case 4096:
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strRet = "脱机(Offline)";
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break;
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default:
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strRet = "未知状态（unknown state）";
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break;
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}
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return strRet;
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}
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}
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public class Win32
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{
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[DllImport("winspool.drv", CharSet = CharSet.Auto, SetLastError = true)]
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public static extern bool OpenPrinter(string printer, out IntPtr handle, IntPtr printerDefaults);
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[DllImport("winspool.drv")]
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public static extern bool ClosePrinter(IntPtr handle);
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[DllImport("winspool.drv", CharSet = CharSet.Auto, SetLastError = true)]
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public static extern bool GetPrinter(IntPtr handle, UInt32 level, IntPtr buffer, UInt32 size, out UInt32 sizeNeeded);
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
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public struct PRINTER_INFO_2
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{
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public string pServerName;
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public string pPrinterName;
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public string pShareName;
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public string pPortName;
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public string pDriverName;
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public string pComment;
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public string pLocation;
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public IntPtr pDevMode;
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public string pSepFile;
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public string pPrintProcessor;
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public string pDatatype;
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public string pParameters;
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public IntPtr pSecurityDescriptor;
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public UInt32 Attributes;
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public UInt32 Priority;
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public UInt32 DefaultPriority;
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public UInt32 StartTime;
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public UInt32 UntilTime;
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public UInt32 Status;
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public UInt32 cJobs;
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public UInt32 AveragePPM;
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}
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}
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}
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