90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
#include "stock.h"
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#pragma hdrstop
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#include <varutil.h>
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#include <shdocvw.h>
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// Use this file to house browser-related utility functions
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// -------------------------------------------------------------------
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// ANSI/UNICODE-neutral functions
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// these only need to be compiled once, so just do it UNICODE
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#ifdef UNICODE
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LPITEMIDLIST _ILCreateFromPathW(LPCWSTR pwszPath)
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{
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// use this shdocvw export, this deals with down level shells and funky url parsing
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LPITEMIDLIST pidl;
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return SUCCEEDED(IEParseDisplayNameWithBCW(CP_ACP, pwszPath, NULL, &pidl)) ? pidl : NULL;
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}
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STDAPI_(LPITEMIDLIST) VariantToIDList(const VARIANT *pv)
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{
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LPITEMIDLIST pidl = NULL;
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if (pv)
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{
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if (pv->vt == (VT_BYREF | VT_VARIANT) && pv->pvarVal)
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pv = pv->pvarVal;
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switch (pv->vt)
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{
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case VT_I2:
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pidl = SHCloneSpecialIDList(NULL, pv->iVal, TRUE);
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break;
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case VT_I4:
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case VT_UI4:
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if (pv->lVal < 0xFFFF)
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{
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pidl = SHCloneSpecialIDList(NULL, pv->lVal, TRUE);
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}
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#ifndef _WIN64
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//We make sure we use it as a pointer only in Win32
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else
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{
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pidl = ILClone((LPCITEMIDLIST)pv->byref); // HACK in process case, avoid the use of this if possible
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}
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#endif // _WIN64
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break;
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//In Win64, the pidl variant could be 8 bytes long!
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case VT_I8:
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case VT_UI8:
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if(pv->ullVal < 0xFFFF)
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{
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pidl = SHCloneSpecialIDList(NULL, (int)pv->ullVal, TRUE);
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}
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#ifdef _WIN64
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//We make sure we use it as a pointer only in Win64
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else
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{
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pidl = ILClone((LPCITEMIDLIST)pv->ullVal); // HACK in process case, avoid the use of this if possible
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}
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#endif //_WIN64
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break;
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case VT_BSTR:
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pidl = _ILCreateFromPathW(pv->bstrVal);
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break;
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case VT_ARRAY | VT_UI1:
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pidl = ILClone((LPCITEMIDLIST)pv->parray->pvData);
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break;
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case VT_DISPATCH | VT_BYREF:
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if (pv->ppdispVal)
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SHGetIDListFromUnk(*pv->ppdispVal, &pidl);
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break;
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case VT_DISPATCH:
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SHGetIDListFromUnk(pv->pdispVal, &pidl);
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break;
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}
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}
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return pidl;
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}
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#endif // UNICODE
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