The IMN_CLOSECANDIDATE message is sent to the application when an IME is about to close the candidate window. An application should process this message if it displays candidates itself. The application receives this notification message through the WM_IME_NOTIFY message.
fCandidate = (DWORD) lParam;
No return value.
By default, the IME window destroys a candidate window when it processes this message.
Windows NT: Requires version 4.0 or later.
Windows: Requires Windows 95 or later.
Windows CE: Requires version 2.0 or later.
Header: Declared in imm.h.
Input Method Editor Overview, Input Method Editor Messages, WM_IME_NOTIFY