www.pudn.com > Windows 2000设备驱动程序设计指南 .zip > WMIEx.MOF

[WMI, guid("295CF049-FE7C-4ce1-A178-737E55F6EDF9"), 
	Dynamic, Provider("WMIProv"), 
	WmiExpense(1), 
	Locale("MS\\0x409"), 
        Description("WMI Example class")] 
  
class W2KDriverBook_WMIEx { 
  
// Required item definitions - unused by driver 
    [key, read] string InstanceName; 
    [read] boolean Active; 
  
// Property:  Total Characters Transfered (R & W) 
    [read, 
     WmiDataId(1), 
     WmiScale(0), 
     Description("Total Character Transfers")] 
     uint32 TotalTransfers; 
  
// Property: Total Read Requests 
    [read, 
     WmiDataId(2), 
	 Description("Total Read Requests") ] 
     uint32 TotalReads;        
  
// Property: Total Write Requests 
    [read, 
     WmiDataId(3), 
     Description("Total Write Requests") ] 
     uint32 TotalWrites; 
};