The ITfThreadFocusSink interface is implemented by an application or TSF text service to receive notifications when the thread receives or loses the UI focus. This advise sink is installed by calling the TSF Manager's ITfSource::AdviseSink with IID_ITfThreadFocusSink.

Methods in Vtable Order

The ITfThreadFocusSink interface inherits the methods of the standard COM interface IUnknown.

In addition, ITfThreadFocusSink defines the following methods.

Requirements

Windows NT/2000/XP: Included in Windows XP.
Redistributable: Requires TSF 1.0 on Windows NT 4.0; Windows 2000; and Windows 98/Me.
Header: Declared in Msctf.idl and Msctf.h.
Library: Included as a resource in Msctf.dll.

See Also

ITfSource::AdviseSink