82 lines
2 KiB
C++
82 lines
2 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1999.
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//
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// File: N C S H E L L . C P P
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//
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// Contents: Common routines for dealing with shell interfaces.
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//
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// Notes:
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//
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// Author: anbrad 08 Jun 1999
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//
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//----------------------------------------------------------------------------
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#include <pch.h>
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#pragma hdrstop
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#include "shlobj.h"
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#include <shlobjp.h>
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#include "pidlutil.h"
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//+---------------------------------------------------------------------------
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//
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// Function: GenerateEvent
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//
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// Purpose: Generate a Shell Notification event.
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//
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// Arguments:
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// lEventId [in] The event ID to post
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// pidlFolder [in] Folder pidl
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// pidlIn [in] First pidl that we reference
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// pidlNewIn [in] If needed, the second pidl.
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//
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// Returns:
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//
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// Author: jeffspr 16 Dec 1997
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//
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// Notes:
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//
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VOID GenerateEvent(
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LONG lEventId,
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LPCITEMIDLIST pidlFolder,
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LPCITEMIDLIST pidlIn,
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LPCITEMIDLIST pidlNewIn)
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{
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// Build an absolute pidl from the folder pidl + the object pidl
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//
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LPITEMIDLIST pidl = ILCombine(pidlFolder, pidlIn);
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if (pidl)
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{
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// If we have two pidls, call the notify with both
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//
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if (pidlNewIn)
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{
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// Build the second absolute pidl
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//
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LPITEMIDLIST pidlNew = ILCombine(pidlFolder, pidlNewIn);
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if (pidlNew)
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{
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// Make the notification, and free the new pidl
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//
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SHChangeNotify(lEventId, SHCNF_IDLIST, pidl, pidlNew);
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FreeIDL(pidlNew);
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}
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}
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else
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{
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// Make the single-pidl notification
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//
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SHChangeNotify(lEventId, SHCNF_IDLIST, pidl, NULL);
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}
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// Always refresh, then free the newly allocated pidl
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//
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SHChangeNotifyHandleEvents();
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FreeIDL(pidl);
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}
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}
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