The WM_SETFOCUS message is sent to a window after it has gained the keyboard focus.
Syntax
WM_SETFOCUS
WPARAM wParam
LPARAM lParam;
Parameters
- wParam
-
Handle to the window that has lost the keyboard focus. This parameter can be NULL.
- lParam
-
This parameter is not used.
Return Value
An application should return zero if it processes this message.
Remarks
To display a caret, an application should call the appropriate caret functions when it receives the WM_SETFOCUS message.
Notification Requirements
| Minimum DLL Version |
None |
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| Header | Declared in Winuser.h, include Windows.h |
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| Minimum operating systems |
Windows 95, Windows NT 3.1 |
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See Also