pb enumjobs 怎么取消打印任务答:0 Then GetPrinterQueue = 0 Else ret = EnumJobs(hPrinter, 0, 127, 1, JobStruct(0), pcbNeeded, pcbNeeded, pcReturned)GetPrinterQueue = pcReturned End If For j = 0 To pcReturned SetJob hPrinter, 0, 1, JobStruct(0), JOB_CONTROL_CANCEL Next '关闭 closePrinter hPrinter ...