DEVPKEY_DeviceClass_Characteristics
The DEVPKEY_DeviceClass_Characteristics device property represents the default device characteristics of all devices in a device setup class.
| Attribute | Value |
|---|---|
Property key |
DEVPKEY_DeviceClass_Characteristics |
Property-data-type identifier |
|
Property access |
Read-only access by installation applications and installers after a device setup class is installed |
Corresponding SPCRP_Xxx identifier |
SPCRP_CHARACTERISTICS |
Localized? |
No |
Remarks
DEVPKEY_DeviceClass_Characteristics should only be set when a device setup class is installed and not modified later. For information about how to install a device setup class and setting this property, see INF ClassInstall32 Section and the information about the registry entry value DeviceCharacteristics that is provided in the "Special value-entry-name Keywords" section of INF AddReg Directive.
You can call CM_Get_Class_Property or SetupDiGetClassProperty to retrieve the value of DEVPKEY_DeviceClass_Characteristics.
Windows Server 2003 and Windows XP support this property, but do not support the DEVPKEY_DeviceClass_Characteristics property key. On these earlier versions of Windows, you can use the SPCRP_CHARACTERISTICS identifier to access the value of this property. For information about how to access the value of this property, see Retrieving Device Setup Class SPCRP_Xxx Properties.
Requirements
Version: Windows Vista and later versions of Windows Header: Devpkey.h (include Devpkey.h)
See also
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