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1 // Windows/PropVariant.h
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2
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3 #ifndef __WINDOWS_PROPVARIANT_H
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4 #define __WINDOWS_PROPVARIANT_H
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5
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6 #include "../Common/MyWindows.h"
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7 #include "../Common/Types.h"
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8
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9 namespace NWindows {
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10 namespace NCOM {
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11
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12 class CPropVariant : public tagPROPVARIANT
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13 {
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14 public:
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15 CPropVariant() { vt = VT_EMPTY; wReserved1 = 0; }
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16 ~CPropVariant() { Clear(); }
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17 CPropVariant(const PROPVARIANT& varSrc);
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18 CPropVariant(const CPropVariant& varSrc);
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19 CPropVariant(BSTR bstrSrc);
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20 CPropVariant(LPCOLESTR lpszSrc);
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21 CPropVariant(bool bSrc) { vt = VT_BOOL; wReserved1 = 0; boolVal = (bSrc ? VARIANT_TRUE : VARIANT_FALSE); };
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22 CPropVariant(UInt32 value) { vt = VT_UI4; wReserved1 = 0; ulVal = value; }
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23 CPropVariant(UInt64 value) { vt = VT_UI8; wReserved1 = 0; uhVal = *(ULARGE_INTEGER*)&value; }
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24 CPropVariant(const FILETIME &value) { vt = VT_FILETIME; wReserved1 = 0; filetime = value; }
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25 CPropVariant(Int32 value) { vt = VT_I4; wReserved1 = 0; lVal = value; }
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26 CPropVariant(Byte value) { vt = VT_UI1; wReserved1 = 0; bVal = value; }
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27 CPropVariant(Int16 value) { vt = VT_I2; wReserved1 = 0; iVal = value; }
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28 // CPropVariant(LONG value, VARTYPE vtSrc = VT_I4) { vt = vtSrc; lVal = value; }
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29
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30 CPropVariant& operator=(const CPropVariant& varSrc);
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31 CPropVariant& operator=(const PROPVARIANT& varSrc);
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32 CPropVariant& operator=(BSTR bstrSrc);
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33 CPropVariant& operator=(LPCOLESTR lpszSrc);
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34 CPropVariant& operator=(bool bSrc);
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35 CPropVariant& operator=(UInt32 value);
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36 CPropVariant& operator=(UInt64 value);
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37 CPropVariant& operator=(const FILETIME &value);
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38
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39 CPropVariant& operator=(Int32 value);
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40 CPropVariant& operator=(Byte value);
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41 CPropVariant& operator=(Int16 value);
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42 // CPropVariant& operator=(LONG value);
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43
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44 HRESULT Clear();
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45 HRESULT Copy(const PROPVARIANT* pSrc);
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46 HRESULT Attach(PROPVARIANT* pSrc);
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47 HRESULT Detach(PROPVARIANT* pDest);
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48
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49 HRESULT InternalClear();
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50 void InternalCopy(const PROPVARIANT* pSrc);
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51
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52 int Compare(const CPropVariant &a1);
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53 };
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54
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55 }}
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56
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57 #endif
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