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WM_KILLFOCUS Overview  Group

The WM_KILLFOCUS message is sent to a window immediately before it loses the keyboard focus. 

WM_KILLFOCUS 

hwndGetFocus = (HWND) wParam; // handle of window receiving focus 

 

Parameters

hwndGetFocus
Value of wParam. Identifies the window that receives the keyboard focus (may be NULL).

Return Values

An application should return zero if it processes this message.

Remarks

If an application is displaying a caret, the caret should be destroyed at this point.

See Also

SetFocus, WM_SETFOCUS

file: /Techref/os/win/api/win32/mess/src/msg25_4.htm, 1KB, , updated: 2000/4/7 12:20, local time: 2025/3/16 00:50,
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