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The DEVPKEY_DeviceInterfaceClass_DefaultInterface property represents the symbolic link name of the default device interface for a device interface class.
| Attribute | Value |
|---|---|
| Property key | DEVPKEY_DeviceInterfaceClass_DefaultInterface |
| Property-data-type identifier | DEVPROP_TYPE_STRING |
| Property access | Read and write access by installation applications and installers |
| Localized? | No |
Remarks
For information about how to install and use device interface classes, see Device interface classes.
You can retrieve the value of DEVPKEY_DeviceInterfaceClass_DefaultInterface by calling CM_Get_Class_Property with a ulFlags of CM_CLASS_PROPERTY_INTERFACE or SetupDiGetClassProperty with a Flags of DICLASSPROP_INTERFACE. You can set DEVPKEY_DeviceInterfaceClass_DefaultInterface by calling CM_Set_Class_Property with a ulFlags of CM_CLASS_PROPERTY_INTERFACE or SetupDiSetClassProperty with a Flags of DICLASSPROP_INTERFACEDICLASSPROP_INTERFACE.
Windows Server 2003, Windows XP, and Windows 2000 support this property, but do not support the DEVPKEY_DeviceInterfaceClass_DefaultInterface property key. For information about how to access the default interface of a device interface class on these earlier versions of Windows, see Accessing device interface class properties.
Requirements
Version: Windows Vista and later versions of Windows
Header: Devpkey.h (include Devpkey.h)