TBN_BEGINADJUST notification code

Notifies a toolbar's parent window that the user has begun customizing a toolbar. This notification code is sent in the form of a WM_NOTIFY message.

TBN_BEGINADJUST 

    lpnmhdr = (LPNMHDR) lParam; 

Parameters

lParam

Pointer to an NMHDR structure that contains information about the notification code.

Return value

No return value.

Requirements

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2003 [desktop apps only]
Header	Commctrl.h