/// <summary>
/// 打开USB打印机
/// </summary>
/// <param name="port"></param>
/// <returns></returns>
public bool OpenPort(PrinterPortInfo port)
{
bool rst = false;
switch (port.PortType)
{
case PrinterPortType.pptUSB:
rst = OpenUSB(port.PortID) != 0;
break;
default:
break;
}
return(rst);
}
/// <summary>
/// 关闭打印机端口。
/// </summary>
public void ClosePort(PrinterPortInfo port)
{
closeport();
}