Includes&Samples |
Win32_PowerSupply, ROOT\CIMV2\power, c# samplesClass | Methods (8) | Properties (50) | Qualifiers (4) | Instances (1) | Namespaces (4)Samples: VB Script | C# | VB.Net | Search on:Microsoft Win32_PowerSupply - c# code samplesWMI query - sample windows WQL with C#, ActiveInputVoltage property of Win32_PowerSupplyGet a specified instance of Win32_PowerSupply by a key, get a default unnamed instance (singleton) of the class or list instances of the class by wmi query using this c# sample code.
//https://wutils.com/wmi/ //Project -> Add reference -> System.Management //using System.Management; //create a management scope object ManagementScope scope = new ManagementScope("\\\\.\\ROOT\\CIMV2\\power"); //create object query ObjectQuery query = new ObjectQuery("SELECT * FROM Win32_PowerSupply Where CreationClassName=\"{E39B8438-EA34-47E1-AE39-3BBF5A0FE901}\"DeviceID=\"Power Supply 0\"SystemCreationClassName=\"{D654E2BA-F5EB-40F3-9968-5EA769F31308}\"SystemName=\"{10955413-D51B-4DA0-A6BA-FD5E7251A04B}\""); //create object searcher ManagementObjectSearcher searcher = new ManagementObjectSearcher(scope, query); //get a collection of WMI objects ManagementObjectCollection queryCollection = searcher.Get(); //enumerate the collection. foreach (ManagementObject m in queryCollection) { // access properties of the WMI object Console.WriteLine("ActiveInputVoltage : {0}", m["ActiveInputVoltage"]); } WMI query - list of class instancesList of all instances of Win32_PowerSupply class in C#.
//https://wutils.com/wmi/ //Project -> Add reference -> System.Management //using System.Management; //set the class name and namespace string NamespacePath = "\\\\.\\ROOT\\CIMV2\\power"; string ClassName = "Win32_PowerSupply"; //Create ManagementClass ManagementClass oClass = new ManagementClass(NamespacePath + ":" + ClassName); //Get all instances of the class and enumerate them foreach (ManagementObject oObject in oClass.GetInstances()) { //access a property of the Management object Console.WriteLine("ActiveInputVoltage : {0}", oObject["ActiveInputVoltage"]); } |