HDN_FILTERCHANGE notification code

Notifies the header control's parent window that the attributes of a header control filter are being changed or edited. This notification code sent in the form of a WM_NOTIFY message.

HDN_FILTERCHANGE

    pNMHeader =  (LPNMHEADER) lParam;

Parameters

lParam

A pointer to an NMHEADER structure that contains information about the header control and the header item, including the attributes that are about to change.

Return value

No return value.

Requirements

See also

HDM_SETFILTERCHANGETIMEOUT