TRBN_THUMBPOSCHANGING notification code

Notifies that the thumb position on a trackbar is changing. This notification code is sent in the form of a WM_NOTIFY message.


TRBN_THUMBPOSCHANGING

    lpNMTrbThumbPosChanging = (NMTRBTHUMBPOSCHANGING*) lParam;

Parameters

lParam

Pointer to a NMTRBTHUMBPOSCHANGING structure. The caller is responsible for allocating this structure and setting its members, including the members of the contained NMHDR structure.

Return value

The return value is ignored.

Remarks

Send this notification to clients that do not listen for WM_HSCROLL or WM_VSCROLL messages.

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2008 [desktop apps only]

Header

Commctrl.h

 

 

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