62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
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#include "priv.h"
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// Do not build this file if on Win9X or NT4
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#ifndef DOWNLEVEL_PLATFORM
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//============================================================================
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// This file contains a bunch of Unicode/Ansi thunks to handle calling
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// some internal functions that on Windows 95 the strings are Ansi,
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// whereas the string on NT are unicode
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//============================================================================
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#define PFN_FIRSTTIME ((void *)-1)
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// First undefine everything that we are intercepting as to not forward back to us...
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#undef SHGetSpecialFolderPath
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// Explicit prototype because only the A/W prototypes exist in the headers
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STDAPI_(BOOL) SHGetSpecialFolderPath(HWND hwndOwner, LPTSTR lpszPath, int nFolder, BOOL fCreate);
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typedef BOOL (WINAPI * PFNGETSPECIALFOLDERPATH)(HWND hwndOwner, LPTSTR pwszPath, int nFolder, BOOL fCreate);
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BOOL _AorW_SHGetSpecialFolderPath(HWND hwndOwner, /*OUT*/ LPTSTR pszPath, int nFolder, BOOL fCreate)
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{
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// The classic shell exported a non-decorated SHGetSpecialFolderPath
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// that took TCHAR parameters. The IE4 shell exported additional
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// decorated versions. Try to use the explicit decorated versions if
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// we can.
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static PFNGETSPECIALFOLDERPATH s_pfn = PFN_FIRSTTIME;
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*pszPath = 0;
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if (PFN_FIRSTTIME == s_pfn)
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{
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HINSTANCE hinst = LoadLibraryA("SHELL32.DLL");
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if (hinst)
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{
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#ifdef UNICODE
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s_pfn = (PFNGETSPECIALFOLDERPATH)GetProcAddress(hinst, "SHGetSpecialFolderPathW");
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#else
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s_pfn = (PFNGETSPECIALFOLDERPATH)GetProcAddress(hinst, "SHGetSpecialFolderPathA");
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#endif
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}
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else
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s_pfn = NULL;
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}
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if (s_pfn)
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{
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return s_pfn(hwndOwner, pszPath, nFolder, fCreate);
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}
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else
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{
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return SHGetSpecialFolderPath(hwndOwner, pszPath, nFolder, fCreate);
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}
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}
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#endif //DOWNLEVEL_PLATFORM
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