113 lines
3.1 KiB
C++
113 lines
3.1 KiB
C++
// Windows/PropVariant.h
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#ifndef __WINDOWS_PROP_VARIANT_H
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#define __WINDOWS_PROP_VARIANT_H
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#include "../Common/MyTypes.h"
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#include "../Common/MyWindows.h"
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#include "../Common/MyString.h"
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namespace NWindows {
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namespace NCOM {
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BSTR AllocBstrFromAscii(const char *s) throw();
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HRESULT PropVariant_Clear(PROPVARIANT *p) throw();
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HRESULT PropVarEm_Alloc_Bstr(PROPVARIANT *p, unsigned numChars) throw();
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HRESULT PropVarEm_Set_Str(PROPVARIANT *p, const char *s) throw();
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inline void PropVarEm_Set_UInt32(PROPVARIANT *p, UInt32 v) throw()
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{
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p->vt = VT_UI4;
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p->ulVal = v;
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}
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inline void PropVarEm_Set_UInt64(PROPVARIANT *p, UInt64 v) throw()
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{
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p->vt = VT_UI8;
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p->uhVal.QuadPart = v;
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}
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inline void PropVarEm_Set_FileTime64(PROPVARIANT *p, UInt64 v) throw()
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{
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p->vt = VT_FILETIME;
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p->filetime.dwLowDateTime = (DWORD)v;
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p->filetime.dwHighDateTime = (DWORD)(v >> 32);
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}
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inline void PropVarEm_Set_Bool(PROPVARIANT *p, bool b) throw()
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{
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p->vt = VT_BOOL;
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p->boolVal = (b ? VARIANT_TRUE : VARIANT_FALSE);
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}
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class CPropVariant : public tagPROPVARIANT
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{
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public:
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CPropVariant()
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{
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vt = VT_EMPTY;
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wReserved1 = 0;
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// wReserved2 = 0;
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// wReserved3 = 0;
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// uhVal.QuadPart = 0;
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bstrVal = 0;
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}
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~CPropVariant() throw() { Clear(); }
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CPropVariant(const PROPVARIANT &varSrc);
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CPropVariant(const CPropVariant &varSrc);
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CPropVariant(BSTR bstrSrc);
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CPropVariant(LPCOLESTR lpszSrc);
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CPropVariant(bool bSrc) { vt = VT_BOOL; wReserved1 = 0; boolVal = (bSrc ? VARIANT_TRUE : VARIANT_FALSE); }
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CPropVariant(Byte value) { vt = VT_UI1; wReserved1 = 0; bVal = value; }
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private:
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CPropVariant(Int16 value); // { vt = VT_I2; wReserved1 = 0; iVal = value; }
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CPropVariant(Int32 value); // { vt = VT_I4; wReserved1 = 0; lVal = value; }
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public:
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CPropVariant(UInt32 value) { vt = VT_UI4; wReserved1 = 0; ulVal = value; }
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CPropVariant(UInt64 value) { vt = VT_UI8; wReserved1 = 0; uhVal.QuadPart = value; }
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CPropVariant(Int64 value) { vt = VT_I8; wReserved1 = 0; hVal.QuadPart = value; }
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CPropVariant(const FILETIME &value) { vt = VT_FILETIME; wReserved1 = 0; filetime = value; }
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CPropVariant& operator=(const CPropVariant &varSrc);
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CPropVariant& operator=(const PROPVARIANT &varSrc);
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CPropVariant& operator=(BSTR bstrSrc);
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CPropVariant& operator=(LPCOLESTR lpszSrc);
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CPropVariant& operator=(const UString &s);
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CPropVariant& operator=(const UString2 &s);
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CPropVariant& operator=(const char *s);
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CPropVariant& operator=(bool bSrc) throw();
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CPropVariant& operator=(Byte value) throw();
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private:
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CPropVariant& operator=(Int16 value) throw();
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public:
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CPropVariant& operator=(Int32 value) throw();
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CPropVariant& operator=(UInt32 value) throw();
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CPropVariant& operator=(UInt64 value) throw();
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CPropVariant& operator=(Int64 value) throw();
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CPropVariant& operator=(const FILETIME &value) throw();
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BSTR AllocBstr(unsigned numChars);
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HRESULT Clear() throw();
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HRESULT Copy(const PROPVARIANT *pSrc) throw();
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HRESULT Attach(PROPVARIANT *pSrc) throw();
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HRESULT Detach(PROPVARIANT *pDest) throw();
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HRESULT InternalClear() throw();
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void InternalCopy(const PROPVARIANT *pSrc);
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int Compare(const CPropVariant &a) throw();
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};
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}}
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#endif
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