TVN_ITEMEXPANDED

This notification message notifies a tree view controls parent window that a parent item's list of child items has expanded or collapsed. It is sent in the form of a WM_NOTIFY message.

TVN_ITEMEXPANDED pnmtv = (NM_TREEVIEW FAR *) lParam

Parameters

  • pnmtv
    Pointer to an NMTREEVIEW structure. The itemNew member is a TVITEM structure that contains valid information about the parent item in the hItem, state, and lParam members. The action member indicates whether the list expanded or collapsed. For a list of possible values, see the description of the TVM_EXPAND message.

Return Values

The return value is ignored.

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

NM_TREEVIEW, TV_ITEM, TVM_EXPAND, TVN_ITEMEXPANDING, WM_NOTIFY

 Last updated on Tuesday, July 13, 2004

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