ITfFunctionProvider::GetFunction method (msctf.h)

Obtains the specified function object.


HRESULT GetFunction(
  [in]  REFGUID  rguid,
  [in]  REFIID   riid,
  [out] IUnknown **ppunk


[in] rguid

Contains a GUID value that identifies the function group that the requested function belongs to. This value can be GUID_NULL.

[in] riid

Contains an interface identifier that identifies the requested function within the group specified by rguid. This value can be specified by the application, text service, or one of the IID_ITfFn* values.

[out] ppunk

Pointer to an IUnknown interface pointer that receives the requested function interface.

Return value

This method can return one of these values.

Value Description
The method was successful.
The requested function is unsupported.
A memory allocation failure occurred.
One or more parameters are invalid.


Requirement Value
Minimum supported client Windows 2000 Professional [desktop apps | UWP apps]
Minimum supported server Windows 2000 Server [desktop apps | UWP apps]
Target Platform Windows
Header msctf.h
DLL Msctf.dll
Redistributable TSF 1.0 on Windows 2000 Professional