IWiaDrvItem::GetFirstChildItem method (wiamindr_lh.h)
The IWiaDrvItem::GetFirstChildItem method gets the first child item in an IWiaDrvItem folder item.
Syntax
HRESULT GetFirstChildItem(
IWiaDrvItem **__MIDL__IWiaDrvItem0013
);
Parameters
__MIDL__IWiaDrvItem0013
ppIChildItem [out, optional]
Points to a memory location that will receive the address of an IWiaDrvItem child item.
Return value
If the method succeeds, it stores a pointer to the first child item in ppIChildItem and returns S_OK. If a child item cannot be found, the method returns S_FALSE. If the item being searched is not a folder, the method returns E_INVALIDARG. If the method fails for another reason, it returns a standard COM error code.
Remarks
Minidrivers typically use this method to retrieve the first child item in a driver item folder. The item being searched must be a folder item.
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Desktop |
| Header | wiamindr_lh.h (include Wiamindr.h) |