102 lines
1.9 KiB
C++
102 lines
1.9 KiB
C++
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 1997 - 1999
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//
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// File: idlhelp.cpp
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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 <shsemip.h> // ILFree(), etc
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#include "idlhelp.h"
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#include "folder.h"
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HRESULT
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IsOfflineFilesFolderID(
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LPCITEMIDLIST pidl
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)
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{
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LPITEMIDLIST pidlOfflineFilesFolder;
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HRESULT hr = COfflineFilesFolder::CreateIDList(&pidlOfflineFilesFolder);
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if (SUCCEEDED(hr))
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{
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if (ILIsEqual(pidlOfflineFilesFolder, pidl))
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hr = S_OK;
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else
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hr = S_FALSE;
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ILFree(pidlOfflineFilesFolder);
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}
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return hr;
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}
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HRESULT
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BindToObject(
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IShellFolder *psf,
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REFIID riid,
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LPCITEMIDLIST pidl,
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void **ppvOut
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)
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{
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HRESULT hr = NOERROR;
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IShellFolder *psfRelease = NULL;
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if (!psf)
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{
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hr = SHGetDesktopFolder(&psf);
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if (SUCCEEDED(hr))
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{
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psfRelease = psf;
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}
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}
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if (SUCCEEDED(hr))
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{
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if (!pidl || ILIsEmpty(pidl))
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hr = psf->QueryInterface(riid, ppvOut);
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else
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hr = psf->BindToObject(pidl, NULL, riid, ppvOut);
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}
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if (psfRelease)
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psfRelease->Release();
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return hr;
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}
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HRESULT
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BindToIDListParent(
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LPCITEMIDLIST pidl,
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REFIID riid,
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void **ppv,
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LPCITEMIDLIST *ppidlLast
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)
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{
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HRESULT hr;
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LPITEMIDLIST pidlParent = ILClone(pidl);
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if (pidlParent)
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{
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ILRemoveLastID(pidlParent);
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hr = ::BindToObject(NULL, riid, (LPCITEMIDLIST)pidlParent, ppv);
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if (SUCCEEDED(hr))
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{
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if (ppidlLast)
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*ppidlLast = ILFindLastID(pidl);
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}
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ILFree(pidlParent);
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}
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else
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hr = E_OUTOFMEMORY;
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return hr;
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}
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