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4/8/2010

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

Syntax 

WM_KILLFOCUS 
hwndGetFocus = (HWND) 
wParam;

Parameters

hwndGetFocus

Handle to the window that receives the keyboard focus; can be NULL.

Return Value

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.

Requirements

Header winuser.h
Windows Embedded CE Windows CE 1.0 and later
Windows Mobile Windows Mobile Version 5.0 and later

See Also

Reference

SetFocus
WM_SETFOCUS