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ITfFunctionProvider::GetFunction method (msctf.h)

  • Article

Obtains the specified function object.

Syntax

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

Parameters

[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
S_OK
 The method was successful.
E_NOINTERFACE
 The requested function is unsupported.
E_OUTOFMEMORY
 A memory allocation failure occurred.
E_INVALIDARG
 One or more parameters are invalid.

Requirements

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