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This method retrieves the FUNCDESCstructure that contains information about a specified function.
Syntax
HRESULT GetFuncDesc( unsigned int index, FUNCDESC FAR* FAR* ppFuncDesc ); |
Parameters
- index
-
[in] Index of the function whose description is to be returned. The indexshould be in the range of 0 to 1 less than the number of functions in this type.
- ppFuncDesc
-
[out] On return, pointer to a pointer to a FUNCDESCthat describes the specified function.
Return Value
The following table shows the return values for this function.
Value | Description |
---|---|
S_OK |
Success. |
E_OUTOFMEMORY |
Out of memory. |
E_INVALIDARG |
One or more of the parameters is invalid. |
TYPE_E_IOERROR |
The function could not read from the file. |
TYPE_E_INVDATAREAD |
Invalid data. |
TYPE_E_UNSUPFORMAT |
The type library has an older format. |
TYPE_E_INVALIDSTATE |
The type library could not be opened. |
Remarks
The function GetFuncDescprovides access to a FUNCDESCstructure that describes the function with the specified index. The FUNCDESCshould be freed with ITypeInfo::ReleaseFuncDesc. The number of functions in the type is one of the attributes contained in the TYPEATTRstructure.
Example
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CHECKRESULT(ptypeinfo->GetFuncDesc(i, &pfuncdesc)); idMember = pfuncdesc->elemdescFunc.ID; CHECKRESULT(ptypeinfo->GetDocumentation(idMember, &bstrName, NULL, NULL, NULL)); ptypeinfo->ReleaseFuncDesc(pfuncdesc); |
Requirements
Header | oaidl.h, oaidl.idl |
Library | oleaut32.lib, uuid.lib |
Windows Embedded CE | Windows CE 2.0 and later |
Windows Mobile | Windows Mobile Version 5.0 and later |
See Also
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