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ITfKeyEventSink interface

The ITfKeyEventSink interface is implemented by a text service to receive keyboard and focus event notifications. To install this event sink, call ITfKeystrokeMgr::AdviseKeyEventSink.

Members

The ITfKeyEventSink interface inherits from the IUnknown interface. ITfKeyEventSink also has these types of members:

Methods

The ITfKeyEventSink interface has these methods.

MethodDescription
OnKeyDown

Called when a key down event occurs.

OnKeyUp

Called when a key up event occurs.

OnPreservedKey

Called when a preserved key event occurs.

OnSetFocus

Called when a TSF text service receives or loses the keyboard focus.

OnTestKeyDown

Called to determine if a text service will handle a key down event.

OnTestKeyUp

Called to determine if a text service will handle a key up event.

 

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps | Windows Store apps]

Minimum supported server

Windows 2000 Server [desktop apps | Windows Store apps]

Redistributable

TSF 1.0 on Windows 2000 Professional

Header

Msctf.h

IDL

Msctf.idl

DLL

Msctf.dll

See also

ITfKeystrokeMgr::AdviseKeyEventSink

 

 

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