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ea60890961
- The PIDL format needs to be Windows compatible so that wlanwiz can get the connection GUID. - SHELL32::ILIsEqual cannot deem PIDL formats it does not understand as invalid. - DefView must ask the folder when comparing PIDLs.
59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
/*
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* LICENSE: LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+)
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* PURPOSE: Utility functions for IShellFolder implementations
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* COPYRIGHT: Copyright 2024 Whindmar Saksit <whindsaks@proton.me>
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*/
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#pragma once
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#include "shellutils.h"
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#ifdef __cplusplus
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template <BOOL LOGICALCMP = TRUE>
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static HRESULT ShellFolderImpl_CompareItemColumn(IShellFolder2 *psf, UINT column, PCUITEMID_CHILD pidl1, PCUITEMID_CHILD pidl2)
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{
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SHELLDETAILS details1, details2;
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LPWSTR str1, str2;
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HRESULT hr;
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if (SUCCEEDED(hr = psf->GetDetailsOf(pidl1, column, &details1)) &&
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SUCCEEDED(hr = StrRetToStrW(&details1.str, pidl1, &str1)))
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{
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if (SUCCEEDED(hr = psf->GetDetailsOf(pidl2, column, &details2)) &&
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SUCCEEDED(hr = StrRetToStrW(&details2.str, pidl2, &str2)))
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{
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int res = LOGICALCMP ? StrCmpLogicalW(str1, str2) : lstrcmpiW(str1, str2);
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hr = MAKE_COMPARE_HRESULT(res);
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SHFree(str2);
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}
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SHFree(str1);
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}
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return hr;
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}
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template <UINT COLCOUNT, int CANONICAL, BOOL LOGICALCMP = TRUE>
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static HRESULT ShellFolderImpl_CompareItemIDs(IShellFolder2 *psf, LPARAM lParam, PCUITEMID_CHILD pidl1, PCUITEMID_CHILD pidl2)
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{
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HRESULT hr;
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if (CANONICAL >= 0 && (lParam & SHCIDS_CANONICALONLY))
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{
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hr = ShellFolderImpl_CompareItemColumn<LOGICALCMP>(psf, CANONICAL, pidl1, pidl2);
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if (hr == S_EQUAL || !(lParam & SHCIDS_ALLFIELDS) || FAILED(hr))
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return hr;
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}
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if (lParam & SHCIDS_ALLFIELDS)
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{
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for (UINT i = 0; i < COLCOUNT; ++i)
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{
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hr = ShellFolderImpl_CompareItemColumn<LOGICALCMP>(psf, i, pidl1, pidl2);
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if (hr && SUCCEEDED(hr)) // Only stop if we successfully found a difference
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break;
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}
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return hr;
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}
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const UINT column = (UINT)(lParam & SHCIDS_COLUMNMASK);
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return ShellFolderImpl_CompareItemColumn<LOGICALCMP>(psf, column, pidl1, pidl2);
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}
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#endif // __cplusplus
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