打印机后台程序，在C＃

Question

AddPrinterDriverEx功能用Google搜索了很多，但返回空着的手..

我想知道是否有人使用在C＃中使用WINSPOOL.DRV AddPrinterDriver或AddPrinterDriverEx API。

请为我提供初始化和使用此API调用的代码。

紧急.. !!

Answer 1

我一直在研究这个问题一段时间，并有一些开始，但我仍然遇到问题。我相信我现在真正的问题是正确创建依赖文件列表。也许你知道如何填补这些空白给我？

感谢， 斯蒂芬

private const uint APD_COPY_NEW_FILES = 0x00000008; 
    private const uint APD_COPY_ALL_FILES = 0x00000004; 

    [DllImport("winspool.drv", CharSet = CharSet.Unicode, SetLastError = true)] 
    [return: MarshalAs(UnmanagedType.Bool)] 
    public static extern bool AddPrinterDriverExW([In, Optional, MarshalAs(UnmanagedType.LPWStr)] string pName, uint Level, [In] IntPtr pPrinter, uint Flags); 

    public static void InstallPrinterDriver2(string configFile, string dataFile, string[] dependentFiles, string driverPath, string driverName, string helpFile = null,  string monitorName = null, string defaultDataType = "RAW", bool is32Bit = false) 
    { 
     DRIVER_INFO_3 di3 = new DRIVER_INFO_3(); 
     di3.cVersion = 0x03; 
     di3.pConfigFile = configFile; 
     di3.pDataFile = dataFile; 
     di3.pDependentFiles = string.Join(",", dependentFiles); 
     di3.pDriverPath = driverPath; 
     di3.pEnvironment = is32Bit ? @"Windows NT x86" : @"Windows x64"; 
     di3.pHelpFile = helpFile; 
     di3.pMonitorName = monitorName; 
     di3.pName = driverName; 
     di3.pDefaultDataType = defaultDataType; 

     IntPtr intPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(DRIVER_INFO_3))); 
     try 
     { 
      Marshal.StructureToPtr(di3, intPtr, false); 
      if (!AddPrinterDriverExW(null, 3, intPtr, APD_COPY_NEW_FILES)) 
      { 
       int w32Error = Marshal.GetLastWin32Error(); 
       throw new Win32Exception(w32Error); 
      } 
     } 
     finally 
     { 
      if (IntPtr.Zero != intPtr) Marshal.FreeHGlobal(intPtr); 
     } 
    } 

    [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)] 
    private struct DRIVER_INFO_3 
    { 
     public uint cVersion; 
     [MarshalAs(UnmanagedType.LPWStr)] 
     public string pName; // QMS 810 
     [MarshalAs(UnmanagedType.LPWStr)] 
     public string pEnvironment; // Win32 x86 
     [MarshalAs(UnmanagedType.LPWStr)] 
     public string pDriverPath; // c:\drivers\pscript.dll 
     [MarshalAs(UnmanagedType.LPWStr)] 
     public string pDataFile; // c:\drivers\QMS810.PPD 
     [MarshalAs(UnmanagedType.LPWStr)] 
     public string pConfigFile; // c:\drivers\PSCRPTUI.DLL 
     [MarshalAs(UnmanagedType.LPWStr)] 
     public string pHelpFile; // c:\drivers\PSCRPTUI.HLP 
     [MarshalAs(UnmanagedType.LPWStr)] 
     public string pDependentFiles; // PSCRIPT.DLL\0QMS810.PPD\0PSCRIPTUI.DLL\0PSCRIPTUI.HLP\0PSTEST.TXT\0\0 
     [MarshalAs(UnmanagedType.LPWStr)] 
     public string pMonitorName; // "PJL monitor" 
     [MarshalAs(UnmanagedType.LPWStr)] 
     public string pDefaultDataType; // "EMF" 
    }