cbn-setfocus.md

title	description	ms.assetid	keywords	topic_type	api_name	api_location	api_type	ms.topic	ms.date
CBN_SETFOCUS notification code (Winuser.h)	Sent when a combo box receives the keyboard focus. The parent window of the combo box receives this notification code through the WM\_COMMAND message.	8072edc6-aedc-4daf-80df-d3acd82fcffa	CBN_SETFOCUS notification code Windows Controls	apiref	CBN_SETFOCUS	Winuser.h	HeaderDef	reference	05/31/2018

CBN_SETFOCUS notification code

Sent when a combo box receives the keyboard focus. The parent window of the combo box receives this notification code through the WM_COMMAND message.

CBN_SETFOCUS

    WPARAM wParam;
    LPARAM lParam; 

Parameters

wParam

The LOWORD contains the control identifier of the combo box. The HIWORD specifies the notification code.

lParam

Handle to the combo box.

Requirements

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2003 [desktop apps only]
Header	Winuser.h (include Windows.h)

See also

Reference

CBN_KILLFOCUS

Other Resources

HIWORD

LOWORD

WM_COMMAND