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ldj/epick/utils/reports/PrintUtil.cs

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C#
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初次提交
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace DeiNiu.wms.win.utils.print
{
using System;
using System.Collections.Generic;
using System.Data;
using System.Drawing.Imaging;
using System.Drawing.Printing;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
using Microsoft.Reporting.WinForms;
using DeiNiu.Utils;
/// <summary>
/// 通过RDLC向默认打印机输出打印报表
/// </summary>
public class BillPrint : IDisposable
{
/// <summary>
/// 当前打印页号
/// </summary>
static int m_currentPageIndex;
/// <summary>
/// RDCL转换stream一页对应一个stream
/// </summary>
static List<Stream> m_streams;
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string printerName = pickConstants.PRINTER_NAME_A4;
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/// <summary>
/// 把report输出成stream
/// </summary>
/// <param name="report">传入需要Export的report</param>
private void Export(LocalReport report, PrinterType ptype)
{
string deviceInfo =
"<DeviceInfo>" +
" <OutputFormat>EMF</OutputFormat>" +
//" <PageWidth>2in</PageWidth>" +
//" <PageHeight>20in</PageHeight>" +
" <MarginTop>0in</MarginTop>" +
" <MarginLeft>0in</MarginLeft>" +
" <MarginRight>0in</MarginRight>" +
" <MarginBottom>0in</MarginBottom>" +
"</DeviceInfo>";
// string deviceInfo = "";
if (ptype == PrinterType.A4)
{
deviceInfo =
"<DeviceInfo>" +
" <OutputFormat>EMF</OutputFormat>" +
" <PageWidth>21.0cm</PageWidth>" +
" <PageHeight>29.7.0cm</PageHeight>" +
" <MarginTop>0.5cm</MarginTop>" +
" <MarginLeft>0.5cm</MarginLeft>" +
" <MarginRight>0.5cm</MarginRight>" +
" <MarginBottom>0.5cm</MarginBottom>" +
"</DeviceInfo>";
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printerName = pickConstants.PRINTER_NAME_A4;
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}
else if (ptype == PrinterType.code)
{
deviceInfo =
"<DeviceInfo>" +
" <OutputFormat>EMF</OutputFormat>" +
" <PageWidth>6.0cm</PageWidth>" +
" <PageHeight>4.0cm</PageHeight>" +
" <MarginTop>0.0cm</MarginTop>" +
" <MarginLeft>0.0cm</MarginLeft>" +
" <MarginRight>0.0cm</MarginRight>" +
" <MarginBottom>0.0cm</MarginBottom>" +
"</DeviceInfo>";
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printerName = pickConstants.PRINTER_NAME_CODE;
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}
else
{
deviceInfo =
"<DeviceInfo>" +
" <OutputFormat>EMF</OutputFormat>" +
" <PageWidth>21.0cm</PageWidth>" +
" <PageHeight>29.7.0cm</PageHeight>" +
" <MarginTop>0.5cm</MarginTop>" +
" <MarginLeft>0.5cm</MarginLeft>" +
" <MarginRight>0.5cm</MarginRight>" +
" <MarginBottom>0.5cm</MarginBottom>" +
"</DeviceInfo>";
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printerName = pickConstants.PRINTER_NAME_A4;
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}
Warning[] warnings;
m_streams = new List<Stream>();
try{
report.Render("Image", deviceInfo, CreateStream, out warnings);
}catch(Exception e){
Console.WriteLine(e.InnerException.Message);
throw (e);
}
foreach (Stream stream in m_streams)
stream.Position = 0;
}
/// <summary>
/// 创建具有指定的名称和格式的流。
/// </summary>
private Stream CreateStream(string name, string fileNameExtension,
Encoding encoding, string mimeType, bool willSeek)
{
Stream stream = new FileStream(name + "." + fileNameExtension,
FileMode.Create);
m_streams.Add(stream);
return stream;
}
/// <summary>
/// 打印输出
/// </summary>
private void PrintPage(object sender, PrintPageEventArgs ev)
{
Metafile pageImage =
new Metafile(m_streams[m_currentPageIndex]);
ev.Graphics.DrawImage(pageImage, ev.PageBounds);
m_currentPageIndex++;
ev.HasMorePages = (m_currentPageIndex < m_streams.Count);
}
/// <summary>
/// 打印预处理
/// </summary>
private void Print()
{
PrintDocument printDoc = new PrintDocument();
//string printerName = printDoc.PrinterSettings.PrinterName;
if (m_streams == null || m_streams.Count == 0)
return;
printDoc.PrinterSettings.PrinterName = printerName;
if (!printDoc.PrinterSettings.IsValid)
{
string msg = String.Format("找不到打印机 \"{0}\".", printerName);
throw new Exception(msg);
}
printDoc.PrintPage += new PrintPageEventHandler(PrintPage);
StandardPrintController spc = new StandardPrintController();
printDoc.PrintController = spc;
printDoc.Print();
}
public void Dispose()
{
if (m_streams != null)
{
foreach (Stream stream in m_streams)
stream.Close();
m_streams = null;
}
}
/// <summary>
/// 对外接口,启动打印
/// </summary>
/// <param name="dtSource">打印报表对应的数据源</param>
/// <param name="sReport">打印报表名称</param>
public static void Run(DataTable dt, String reportFile, PrinterType ptype, ReportParameter[] parameters = null)
{
LocalReport report = new LocalReport();
// report.ReportEmbeddedResource = "DeiNiu.wms.Logical.reports." + reportFile;
// report.ReportEmbeddedResource = reportFile;
report.ReportPath = "utils\\reports\\" + reportFile;
// report.ReportPath = "c:\\" + reportFile;
ReportDataSource dataset = new ReportDataSource("DataSet1", dt);
report.DataSources.Add(dataset);
if (parameters != null)
{
report.SetParameters(parameters);
}
m_currentPageIndex = 0;
BillPrint billPrint = new BillPrint();
billPrint.Export(report, ptype);
billPrint.Print();
billPrint.Dispose();
}
/// <summary>
/// 获取打印机状态
/// </summary>
/// <param name="printerName">打印机名称</param>
/// <param name="status">输出打印机状态</param>
private static void GetPrinterStatus2(string printerName, ref uint status)
{
try
{
string lcPrinterName = printerName;
IntPtr liHandle = IntPtr.Zero;
if (!Win32.OpenPrinter(lcPrinterName, out liHandle, IntPtr.Zero))
{
Console.WriteLine("print is close");
return;
}
UInt32 level = 2;
UInt32 sizeNeeded = 0;
IntPtr buffer = IntPtr.Zero;
Win32.GetPrinter(liHandle, level, buffer, 0, out sizeNeeded);
buffer = Marshal.AllocHGlobal((int)sizeNeeded);
if (!Win32.GetPrinter(liHandle, level, buffer, sizeNeeded, out sizeNeeded))
{
Console.WriteLine(Environment.NewLine + "Fail GetPrinter:" + Marshal.GetLastWin32Error());
return;
}
Win32.PRINTER_INFO_2 info = (Win32.PRINTER_INFO_2)Marshal.PtrToStructure(buffer, typeof(Win32.PRINTER_INFO_2));
status = info.Status;
Marshal.FreeHGlobal(buffer);
Win32.ClosePrinter(liHandle);
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 对外接口,调去打印机信息
/// </summary>
/// <param name="printerName">打印机名称</param>
/// <returns>返回打印机当前状态</returns>
public static string GetPrinterStatus(string printerName)
{
uint intValue = 0;
PrintDocument pd = new PrintDocument();
printerName = printerName == "" ? pd.PrinterSettings.PrinterName : printerName;
GetPrinterStatus2(printerName, ref intValue);
string strRet = string.Empty;
switch (intValue)
{
case 0:
strRet = "准备就绪（Ready）";
break;
case 4194432:
strRet = "被打开（Lid Open）";
break;
case 144:
strRet = "打印纸用完（Out of Paper）";
break;
case 4194448:
strRet = "被打开并且打印纸用完（Out of Paper && Lid Open）";
break;
case 1024:
strRet = "打印中（Printing）";
break;
case 32768:
strRet = "初始化（Initializing）";
break;
case 160:
strRet = "手工送纸(Manual Feed in Progress)";
break;
case 4096:
strRet = "脱机(Offline)";
break;
default:
strRet = "未知状态（unknown state）";
break;
}
return strRet;
}
}
public class Win32
{
[DllImport("winspool.drv", CharSet = CharSet.Auto, SetLastError = true)]
public static extern bool OpenPrinter(string printer, out IntPtr handle, IntPtr printerDefaults);
[DllImport("winspool.drv")]
public static extern bool ClosePrinter(IntPtr handle);
[DllImport("winspool.drv", CharSet = CharSet.Auto, SetLastError = true)]
public static extern bool GetPrinter(IntPtr handle, UInt32 level, IntPtr buffer, UInt32 size, out UInt32 sizeNeeded);
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
public struct PRINTER_INFO_2
{
public string pServerName;
public string pPrinterName;
public string pShareName;
public string pPortName;
public string pDriverName;
public string pComment;
public string pLocation;
public IntPtr pDevMode;
public string pSepFile;
public string pPrintProcessor;
public string pDatatype;
public string pParameters;
public IntPtr pSecurityDescriptor;
public UInt32 Attributes;
public UInt32 Priority;
public UInt32 DefaultPriority;
public UInt32 StartTime;
public UInt32 UntilTime;
public UInt32 Status;
public UInt32 cJobs;
public UInt32 AveragePPM;
}
}
}