IFunctionInstanceCollectionQuery interface (functiondiscoveryapi.h)
[Function Discovery is available for use in the operating systems specified in the Requirements section. It may be altered or unavailable in subsequent versions.]
This interface implements the asynchronous query for a collection of function instances based on category and subcategory. A pointer to this interface is returned when the collection query is created by the client program.
Inheritance
The IFunctionInstanceCollectionQuery interface inherits from the IUnknown interface. IFunctionInstanceCollectionQuery also has these types of members:
Methods
The IFunctionInstanceCollectionQuery interface has these methods.
| IFunctionInstanceCollectionQuery::AddPropertyConstraint Adds a property constraint to the query. |
| IFunctionInstanceCollectionQuery::AddQueryConstraint Adds a query constraint to the query. |
| IFunctionInstanceCollectionQuery::Execute Performs the query defined by IFunctionDiscovery::CreateInstanceCollectionQuery. |
Remarks
The Execute method must be invoked by the client program before any data can be retrieved from the query object.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2008 [desktop apps only] |
| Target Platform | Windows |
| Header | functiondiscoveryapi.h |