Leaked source code of windows server 2003
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81 lines
2.1 KiB

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