HDN_ITEMCHANGING

This notification message notifies a header control parent window the header item attributes are about to change. It is sent in the form of a WM_NOTIFY message.

HDN_ITEMCHANGING phdr = (HD_NOTIFY FAR *) lParam;

Parameters

  • phdr
    Pointer to an NMHEADER structure that contains data about the header control and the header item, including the attributes about to change.

Return Values

TRUE prevents the changes. FALSE accepts the changes.

Requirements

Runs on Versions Defined in Include Link to
Windows CE OS 1.0 and later Commctrl.h    

Note   This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.

See Also

HDM_SETITEM, WM_NOTIFY

 Last updated on Tuesday, July 13, 2004

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