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char temp[50];
HANDLE hPrinter = NULL;
DWORD dwNeeded = 0;
DWORD dwReturned = 0;
JOB_INFO_1 *pJobInfo = NULL;
int n = 0;
int ret = OpenPrinter(“\\\\192.168.10.13\\Canon MX310 series Printer”, &hPrinter, NULL);
if(ret == 0)
{
p->MessageBox(“打开打印机失败！”);
return 0;
}

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