TBN_BEGINDRAG notification code

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

TBN_BEGINDRAG 

    lpnmtb = (LPNMTOOLBAR) lParam; 

Parameters

lParam

Pointer to an NMTOOLBAR structure. The iItem member contains the command identifier of the button being dragged.

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