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  • Visual C++ 打印编程技术-编程基础-获取打印机

    标准方法是用: EnumPrinters() 函数获取

    #define PRINTER_ENUM_DEFAULT     0x00000001
    #define PRINTER_ENUM_LOCAL       0x00000002
    #define PRINTER_ENUM_CONNECTIONS 0x00000004
    #define PRINTER_ENUM_FAVORITE    0x00000004
    #define PRINTER_ENUM_NAME        0x00000008
    #define PRINTER_ENUM_REMOTE      0x00000010
    #define PRINTER_ENUM_SHARED      0x00000020
    #define PRINTER_ENUM_NETWORK     0x00000040
    

      

    BOOL EnumPrinters(
      _In_   DWORD Flags, // 打印机获取方式,见上表 
      _In_   LPTSTR Name,
      _In_   DWORD Level,//PRINTER_INFO_1PRINTER_INFO_2 , PRINTER_INFO_4, and PRINTER_INFO_5  分别对应1,2,4,5
      _Out_  LPBYTE pPrinterEnum,//A pointer to a buffer that receives an array of PRINTER_INFO_1PRINTER_INFO_2PRINTER_INFO_4, orPRINTER_INFO_5 structures.                             // Each structure contains data that describes an available print object.
      _In_   DWORD cbBuf,//The size, in bytes, of the buffer pointed to by pPrinterEnum.
      _Out_  LPDWORD pcbNeeded,
      _Out_  LPDWORD pcReturned
    );
    

      

    	DWORD dwSize,dwPrinters;
    	::EnumPrinters(PRINTER_ENUM_LOCAL,NULL,5,NULL,0,&dwSize,&dwPrinters);
    	BYTE* pBuffer=new BYTE[dwSize];
    	::EnumPrinters(PRINTER_ENUM_LOCAL,NULL,5,pBuffer,dwSize,&dwSize,&dwPrinters);
    	if(dwPrinters!=0)
    	{
    		PRINTER_INFO_5* pPrnInfo=(PRINTER_INFO_5*)pBuffer;
    		for(UINT i=0;i<dwPrinters;i++)
    		{
    			m_listbox.AddString(pPrnInfo->pPrinterName); //m_listbox : Listbox控件变量
                            pPrnInfo++;
    		}
    	}
        delete[] pBuffer;
    

      

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  • 原文地址:https://www.cnblogs.com/ericyi/p/4390567.html
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