PrintQueueStatus 枚举
定义
重要
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指定打印队列或其打印机的状态。
此枚举支持其成员值的按位组合。
public enum class PrintQueueStatus[System.Flags]
public enum PrintQueueStatus[<System.Flags>]
type PrintQueueStatus = Public Enum PrintQueueStatus- 继承
- 属性
字段
| Busy | 512 | 打印机正忙。 |
| DoorOpen | 4194304 | 打印机上的门已打开。 |
| Error | 2 | 由于错误情况，打印机无法打印。 |
| Initializing | 32768 | 打印机正在初始化。 |
| IOActive | 256 | 打印机正在与打印服务器交换数据。 |
| ManualFeed | 32 | 打印机正在等待用户将打印介质放入手动送纸盒。 |
| None | 0 | 未指定状态。 |
| NotAvailable | 4096 | 状态信息不可用。 |
| NoToner | 262144 | 打印机墨粉用完。 |
| Offline | 128 | 打印机处于脱机状态。 |
| OutOfMemory | 2097152 | 打印机无可用内存。 |
| OutputBinFull | 2048 | 打印机的输出纸盒已满。 |
| PagePunt | 524288 | 打印机不能打印当前页。 |
| PaperJam | 8 | 打印机卡纸。 |
| PaperOut | 16 | 打印机中没有或已用完当前打印作业所需的纸张类型。 |
| PaperProblem | 64 | 打印机中的纸张导致未指定的错误情况。 |
| Paused | 1 | 打印队列已暂停。 |
| PendingDeletion | 4 | 打印队列正在删除打印作业。 |
| PowerSave | 16777216 | 打印机处于节能模式。 |
| Printing | 1024 | 设备正在打印。 |
| Processing | 16384 | 设备正在执行某种工作，如果此设备是集打印机、传真机和扫描仪于一体的多功能设备，则不需要打印。 |
| ServerUnknown | 8388608 | 打印机处于错误状态。 |
| TonerLow | 131072 | 打印机中只剩下少量墨粉。 |
| UserIntervention | 1048576 | 打印机要求通过用户操作来更正错误情况。 |
| Waiting | 8192 | 打印机正在等待打印作业。 |
| WarmingUp | 65536 | 打印机正在预热。 |
示例
以下示例演示如何将此枚举用作调查所有打印机的一部分，以了解可能的错误状态。
internal:
// Check for possible trouble states of a printer using the flags of the QueueStatus property
static void SpotTroubleUsingQueueAttributes (System::String^% statusReport, System::Printing::PrintQueue^ pq)
{
if ((pq->QueueStatus & PrintQueueStatus::PaperProblem) == PrintQueueStatus::PaperProblem)
{
statusReport = statusReport + "Has a paper problem. ";
}
if ((pq->QueueStatus & PrintQueueStatus::NoToner) == PrintQueueStatus::NoToner)
{
statusReport = statusReport + "Is out of toner. ";
}
if ((pq->QueueStatus & PrintQueueStatus::DoorOpen) == PrintQueueStatus::DoorOpen)
{
statusReport = statusReport + "Has an open door. ";
}
if ((pq->QueueStatus & PrintQueueStatus::Error) == PrintQueueStatus::Error)
{
statusReport = statusReport + "Is in an error state. ";
}
if ((pq->QueueStatus & PrintQueueStatus::NotAvailable) == PrintQueueStatus::NotAvailable)
{
statusReport = statusReport + "Is not available. ";
}
if ((pq->QueueStatus & PrintQueueStatus::Offline) == PrintQueueStatus::Offline)
{
statusReport = statusReport + "Is off line. ";
}
if ((pq->QueueStatus & PrintQueueStatus::OutOfMemory) == PrintQueueStatus::OutOfMemory)
{
statusReport = statusReport + "Is out of memory. ";
}
if ((pq->QueueStatus & PrintQueueStatus::PaperOut) == PrintQueueStatus::PaperOut)
{
statusReport = statusReport + "Is out of paper. ";
}
if ((pq->QueueStatus & PrintQueueStatus::OutputBinFull) == PrintQueueStatus::OutputBinFull)
{
statusReport = statusReport + "Has a full output bin. ";
}
if ((pq->QueueStatus & PrintQueueStatus::PaperJam) == PrintQueueStatus::PaperJam)
{
statusReport = statusReport + "Has a paper jam. ";
}
if ((pq->QueueStatus & PrintQueueStatus::Paused) == PrintQueueStatus::Paused)
{
statusReport = statusReport + "Is paused. ";
}
if ((pq->QueueStatus & PrintQueueStatus::TonerLow) == PrintQueueStatus::TonerLow)
{
statusReport = statusReport + "Is low on toner. ";
}
if ((pq->QueueStatus & PrintQueueStatus::UserIntervention) == PrintQueueStatus::UserIntervention)
{
statusReport = statusReport + "Needs user intervention. ";
}
// Check if queue is even available at this time of day
// The method below is defined in the complete example.
ReportAvailabilityAtThisTime(statusReport, pq);
};
// Check for possible trouble states of a printer using the flags of the QueueStatus property
internal static void SpotTroubleUsingQueueAttributes(ref String statusReport, PrintQueue pq)
{
if ((pq.QueueStatus & PrintQueueStatus.PaperProblem) == PrintQueueStatus.PaperProblem)
{
statusReport = statusReport + "Has a paper problem. ";
}
if ((pq.QueueStatus & PrintQueueStatus.NoToner) == PrintQueueStatus.NoToner)
{
statusReport = statusReport + "Is out of toner. ";
}
if ((pq.QueueStatus & PrintQueueStatus.DoorOpen) == PrintQueueStatus.DoorOpen)
{
statusReport = statusReport + "Has an open door. ";
}
if ((pq.QueueStatus & PrintQueueStatus.Error) == PrintQueueStatus.Error)
{
statusReport = statusReport + "Is in an error state. ";
}
if ((pq.QueueStatus & PrintQueueStatus.NotAvailable) == PrintQueueStatus.NotAvailable)
{
statusReport = statusReport + "Is not available. ";
}
if ((pq.QueueStatus & PrintQueueStatus.Offline) == PrintQueueStatus.Offline)
{
statusReport = statusReport + "Is off line. ";
}
if ((pq.QueueStatus & PrintQueueStatus.OutOfMemory) == PrintQueueStatus.OutOfMemory)
{
statusReport = statusReport + "Is out of memory. ";
}
if ((pq.QueueStatus & PrintQueueStatus.PaperOut) == PrintQueueStatus.PaperOut)
{
statusReport = statusReport + "Is out of paper. ";
}
if ((pq.QueueStatus & PrintQueueStatus.OutputBinFull) == PrintQueueStatus.OutputBinFull)
{
statusReport = statusReport + "Has a full output bin. ";
}
if ((pq.QueueStatus & PrintQueueStatus.PaperJam) == PrintQueueStatus.PaperJam)
{
statusReport = statusReport + "Has a paper jam. ";
}
if ((pq.QueueStatus & PrintQueueStatus.Paused) == PrintQueueStatus.Paused)
{
statusReport = statusReport + "Is paused. ";
}
if ((pq.QueueStatus & PrintQueueStatus.TonerLow) == PrintQueueStatus.TonerLow)
{
statusReport = statusReport + "Is low on toner. ";
}
if ((pq.QueueStatus & PrintQueueStatus.UserIntervention) == PrintQueueStatus.UserIntervention)
{
statusReport = statusReport + "Needs user intervention. ";
}
// Check if queue is even available at this time of day
// The method below is defined in the complete example.
ReportAvailabilityAtThisTime(ref statusReport, pq);
}
' Check for possible trouble states of a printer using the flags of the QueueStatus property
Friend Shared Sub SpotTroubleUsingQueueAttributes(ByRef statusReport As String, ByVal pq As PrintQueue)
If (pq.QueueStatus And PrintQueueStatus.PaperProblem) = PrintQueueStatus.PaperProblem Then
statusReport = statusReport & "Has a paper problem. "
End If
If (pq.QueueStatus And PrintQueueStatus.NoToner) = PrintQueueStatus.NoToner Then
statusReport = statusReport & "Is out of toner. "
End If
If (pq.QueueStatus And PrintQueueStatus.DoorOpen) = PrintQueueStatus.DoorOpen Then
statusReport = statusReport & "Has an open door. "
End If
If (pq.QueueStatus And PrintQueueStatus.Error) = PrintQueueStatus.Error Then
statusReport = statusReport & "Is in an error state. "
End If
If (pq.QueueStatus And PrintQueueStatus.NotAvailable) = PrintQueueStatus.NotAvailable Then
statusReport = statusReport & "Is not available. "
End If
If (pq.QueueStatus And PrintQueueStatus.Offline) = PrintQueueStatus.Offline Then
statusReport = statusReport & "Is off line. "
End If
If (pq.QueueStatus And PrintQueueStatus.OutOfMemory) = PrintQueueStatus.OutOfMemory Then
statusReport = statusReport & "Is out of memory. "
End If
If (pq.QueueStatus And PrintQueueStatus.PaperOut) = PrintQueueStatus.PaperOut Then
statusReport = statusReport & "Is out of paper. "
End If
If (pq.QueueStatus And PrintQueueStatus.OutputBinFull) = PrintQueueStatus.OutputBinFull Then
statusReport = statusReport & "Has a full output bin. "
End If
If (pq.QueueStatus And PrintQueueStatus.PaperJam) = PrintQueueStatus.PaperJam Then
statusReport = statusReport & "Has a paper jam. "
End If
If (pq.QueueStatus And PrintQueueStatus.Paused) = PrintQueueStatus.Paused Then
statusReport = statusReport & "Is paused. "
End If
If (pq.QueueStatus And PrintQueueStatus.TonerLow) = PrintQueueStatus.TonerLow Then
statusReport = statusReport & "Is low on toner. "
End If
If (pq.QueueStatus And PrintQueueStatus.UserIntervention) = PrintQueueStatus.UserIntervention Then
statusReport = statusReport & "Needs user intervention. "
End If
' Check if queue is even available at this time of day
' The method below is defined in the complete example.
ReportAvailabilityAtThisTime(statusReport, pq)
End Sub
注解
与 类一 PrintQueue 样，此枚举将打印队列和物理打印机 (或设备) 作为一个单元进行处理。 某些值表示物理设备的状态，其他值表示打印服务器上运行的打印队列程序的状态。
使用此枚举为 类的 PrintQueue 属性提供值QueueStatus。
适用于
另请参阅
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