1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Text; 5 using System.Threading.Tasks; 6 using Microsoft.Office.Interop.Word; 7 using System.Runtime.InteropServices; 8 using System.ComponentModel; 9 using System.Management; 10 using System.IO; 11 using System.Reflection; 12 13 namespace WordPrint_Test 14 { 15 public class WordPrintHelper 16 { 17 /// <summary> 18 /// 打印word 19 /// </summary> 20 /// <param name="filepath">word文件路径</param> 21 /// <param name="printername">指定的打印机</param> 22 public void Printword(string filepath, string printername) 23 { 24 //filepath=@"d:.doc"; 25 //printername = "Microsoft XPS Document Writer"; 26 try 27 { 28 System.Diagnostics.Process p = new System.Diagnostics.Process(); 29 //不现实调用程序窗口,但是对于某些应用无效 30 p.StartInfo.CreateNoWindow = true; 31 p.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden; 32 33 //采用操作系统自动识别的模式 34 p.StartInfo.UseShellExecute = true; 35 36 //要打印的文件路径 37 p.StartInfo.FileName = filepath; 38 ////Help help = new Help(); 39 ////help.LogMessage(filepath + "---------" + printername); 40 //指定执行的动作，是打印，即print，打开是 open 41 p.StartInfo.Verb = "open"; //print 42 43 //获取当前默认打印机 44 45 string defaultPrinter = GetDefaultPrinter(); 46 47 //将指定的打印机设为默认打印机 48 SetDefaultPrinter(printername); 49 50 //开始打印 51 p.Start(); 52 53 //等待十秒 54 p.WaitForExit(10000); 55 56 //将默认打印机还原 57 SetDefaultPrinter(defaultPrinter); 58 } 59 catch (Exception ex) 60 { 61 //help.LogMessage(filepath + "----" + printername + "-------" + ex.Message); 62 } 63 64 } 65 [DllImport("Winspool.drv", CharSet = CharSet.Auto, SetLastError = true)] 66 private static extern bool SetDefaultPrinter(string printerName); 67 68 [DllImport("winspool.drv", CharSet = CharSet.Auto, SetLastError = true)] 69 70 private static extern bool GetDefaultPrinter(StringBuilder pszBuffer, ref int pcchBuffer); 71 /// <summary> 72 /// 获取默认的打印机 73 /// </summary> 74 /// <returns></returns> 75 static string GetDefaultPrinter() 76 { 77 const int ERROR_FILE_NOT_FOUND = 2; 78 79 const int ERROR_INSUFFICIENT_BUFFER = 122; 80 81 int pcchBuffer = 0; 82 83 if (GetDefaultPrinter(null, ref pcchBuffer)) 84 { 85 return null; 86 } 87 88 int lastWin32Error = Marshal.GetLastWin32Error(); 89 90 if (lastWin32Error == ERROR_INSUFFICIENT_BUFFER) 91 { 92 StringBuilder pszBuffer = new StringBuilder(pcchBuffer); 93 if (GetDefaultPrinter(pszBuffer, ref pcchBuffer)) 94 { 95 return pszBuffer.ToString(); 96 } 97 98 lastWin32Error = Marshal.GetLastWin32Error(); 99 } 100 if (lastWin32Error == ERROR_FILE_NOT_FOUND) 101 { 102 return null; 103 } 104 105 throw new Win32Exception(Marshal.GetLastWin32Error()); 106 107 108 } 109 110 ///打印页面不会闪动 111 public void PrintMethodOther(string filepath, string printername) 112 { 113 try 114 { 115 object wordFile = filepath; 116 //@"d:.doc"; 117 object oMissing = Missing.Value; 118 //自定义object类型的布尔值 119 object oTrue = true; 120 object oFalse = false; 121 122 object doNotSaveChanges = WdSaveOptions.wdDoNotSaveChanges; 123 124 //定义WORD Application相关 125 126 Application appWord = new Application(); 127 128 //WORD程序不可见 129 appWord.Visible = false; 130 //不弹出警告框 131 appWord.DisplayAlerts = WdAlertLevel.wdAlertsNone; 132 133 //先保存默认的打印机 134 string defaultPrinter = appWord.ActivePrinter; 135 136 //打开要打印的文件 137 //如果在其它函数调用中出错（doc为null),处理办法：建立临时文件夹，还要设置服务的权限属性 138 Document doc = appWord.Documents.Open( 139 ref wordFile, 140 ref oMissing, 141 ref oTrue, 142 ref oFalse, 143 ref oMissing, 144 ref oMissing, 145 ref oMissing, 146 ref oMissing, 147 ref oMissing, 148 ref oMissing, 149 ref oMissing, 150 ref oMissing, 151 ref oMissing, 152 ref oMissing, 153 ref oMissing, 154 ref oMissing); 155 156 //设置指定的打印机 157 appWord.ActivePrinter = printername; 158 //"Microsoft XPS Document Writer"; 159 160 //打印 161 162 doc.PrintOut( 163 ref oTrue, //此处为true,表示后台打印 164 ref oFalse, 165 ref oMissing, 166 ref oMissing, 167 ref oMissing, 168 ref oMissing, 169 ref oMissing, 170 ref oMissing, 171 ref oMissing, 172 ref oMissing, 173 ref oMissing, 174 ref oMissing, 175 ref oMissing, 176 ref oMissing, 177 ref oMissing, 178 ref oMissing, 179 ref oMissing, 180 ref oMissing 181 ); 182 183 //打印完关闭WORD文件 184 doc.Close(ref doNotSaveChanges, ref oMissing, ref oMissing); 185 186 //还原原来的默认打印机 187 appWord.ActivePrinter = defaultPrinter; 188 189 //退出WORD程序 190 appWord.Quit(ref oMissing, ref oMissing, ref oMissing); 191 192 doc = null; 193 appWord = null; 194 } 195 catch (Exception ex) 196 { 197 ////help.LogMessage(filepath + "----" + printername + "-------" + ex.Message); 198 } 199 } 200 201 202 //// <summary> 203 ///解决 word调用打印机报错问题，创建一个临时文件夹 204 /// </summary> 205 /// <returns></returns> 206 public bool CreateFolder() 207 { 208 bool ifsuccesss = false; 209 try 210 { 211 string systempath = System.Environment.GetFolderPath(Environment.SpecialFolder.System); 212 string fullpath = string.Empty; 213 if (FindSystemWidth() == "32") 214 { 215 fullpath = systempath + "\config\systemprofile\Desktop"; 216 } 217 else 218 { 219 fullpath = systempath + "\config\systemprofile\Desktop"; 220 } 221 if (!Directory.Exists(fullpath)) 222 { 223 Directory.CreateDirectory(fullpath); 224 } 225 ifsuccesss = true; 226 } 227 catch (Exception ex) 228 { 229 ifsuccesss = false; 230 } 231 return ifsuccesss; 232 233 } 234 235 /// <summary> 236 /// 获取系统的位数 237 /// </summary> 238 /// <returns></returns> 239 public string FindSystemWidth() 240 { 241 ConnectionOptions oConn = new ConnectionOptions(); 242 System.Management.ManagementScope oMs = new System.Management.ManagementScope("\\localhost", oConn); 243 System.Management.ObjectQuery oQuery = new System.Management.ObjectQuery("select AddressWidth from Win32_Processor"); 244 ManagementObjectSearcher oSearcher = new ManagementObjectSearcher(oMs, oQuery); 245 ManagementObjectCollection oReturnCollection = oSearcher.Get(); 246 string addressWidth = null; 247 248 foreach (ManagementObject oReturn in oReturnCollection) 249 { 250 addressWidth = oReturn["AddressWidth"].ToString(); 251 } 252 253 return addressWidth; 254 } 255 } 256 }
原文地址：http://www.cnblogs.com/ldqwyl/archive/2011/04/13/2015476.html