WM_KILLFOCUS

2.x

WM_KILLFOCUS
hwndGetFocus = (HWND) lParam;   /* handle of window receiving focus */

The WM_KILLFOCUS message is sent immediately before a window loses the input focus.

Parameters

hwndGetFocus

Value of wParam. Identifies the window that receives the input focus. (This parameter may be NULL.)

Return Value

An application should return zero if it processes this message.

Comments

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

See Also

SetFocus, WM_SETFOCUS