在MSDN forum上看到的
http://social.msdn.microsoft.com/Forums/en-US/vbgeneral/thread/aded6395-a1e7-4fbc-b9f6-ff4c7c346016/
CodeProject上的两篇
This article shows how to monitor a printer queue from Visual Basic .NET
Monitoring a Printer Queue from VB.NET
This article presents a simplified approach of controlling print jobs using WMI.
A simple approach for controlling print jobs using WMI. 用WMI来控制的
在.NET Framework 3.0 上增加了新的类库 System.printing, 里面包含有关打印机和打印队列的内容。