1 files changed, 127 insertions, 0 deletions

diff --git a/CPP/Windows/PropVariant.h b/CPP/Windows/PropVariant.h
new file mode 100644
index 0000000..108bf6b
--- /dev/null
+++ b/CPP/Windows/PropVariant.h
@@ -0,0 +1,127 @@
+// Windows/PropVariant.h
+
+#ifndef __WINDOWS_PROP_VARIANT_H
+#define __WINDOWS_PROP_VARIANT_H
+
+#include "../Common/MyTypes.h"
+#include "../Common/MyWindows.h"
+#include "../Common/MyString.h"
+
+namespace NWindows {
+namespace NCOM {
+
+BSTR AllocBstrFromAscii(const char *s) throw();
+
+HRESULT PropVariant_Clear(PROPVARIANT *p) throw();
+
+HRESULT PropVarEm_Alloc_Bstr(PROPVARIANT *p, unsigned numChars) throw();
+HRESULT PropVarEm_Set_Str(PROPVARIANT *p, const char *s) throw();
+
+inline void PropVarEm_Set_UInt32(PROPVARIANT *p, UInt32 v) throw()
+{
+  p->vt = VT_UI4;
+  p->ulVal = v;
+}
+
+inline void PropVarEm_Set_UInt64(PROPVARIANT *p, UInt64 v) throw()
+{
+  p->vt = VT_UI8;
+  p->uhVal.QuadPart = v;
+}
+
+inline void PropVarEm_Set_FileTime64(PROPVARIANT *p, UInt64 v) throw()
+{
+  p->vt = VT_FILETIME;
+  p->filetime.dwLowDateTime = (DWORD)v;
+  p->filetime.dwHighDateTime = (DWORD)(v >> 32);
+}
+
+inline void PropVarEm_Set_Bool(PROPVARIANT *p, bool b) throw()
+{
+  p->vt = VT_BOOL;
+  p->boolVal = (b ? VARIANT_TRUE : VARIANT_FALSE);
+}
+
+
+class CPropVariant : public tagPROPVARIANT
+{
+  // ---------- forbidden functions ----------
+  CPropVariant(const char *s);
+  // CPropVariant(const UString &s);
+ #ifdef DEBUG_FSTRING_INHERITS_ASTRING
+  CPropVariant(const FString &s);
+  CPropVariant& operator=(const FString &s);
+ #endif
+
+public:
+  CPropVariant()
+  {
+    vt = VT_EMPTY;
+    wReserved1 = 0;
+    // wReserved2 = 0;
+    // wReserved3 = 0;
+    // uhVal.QuadPart = 0;
+    bstrVal = 0;
+  }
+  ~CPropVariant() throw() { Clear(); }
+  CPropVariant(const PROPVARIANT &varSrc);
+  CPropVariant(const CPropVariant &varSrc);
+  CPropVariant(BSTR bstrSrc);
+  CPropVariant(LPCOLESTR lpszSrc);
+  CPropVariant(bool bSrc) { vt = VT_BOOL; wReserved1 = 0; boolVal = (bSrc ? VARIANT_TRUE : VARIANT_FALSE); }
+  CPropVariant(Byte value) { vt = VT_UI1; wReserved1 = 0; bVal = value; }
+
+private:
+  CPropVariant(UInt16 value); // { vt = VT_UI2; wReserved1 = 0; uiVal = value; }
+  CPropVariant(Int16 value); // { vt = VT_I2; wReserved1 = 0; iVal = value; }
+  CPropVariant(Int32 value); // { vt = VT_I4; wReserved1 = 0; lVal = value; }
+  CPropVariant(Int64 value); // { vt = VT_I8; wReserved1 = 0; hVal.QuadPart = value; }
+
+public:
+  CPropVariant(UInt32 value) { vt = VT_UI4; wReserved1 = 0; ulVal = value; }
+  CPropVariant(UInt64 value) { vt = VT_UI8; wReserved1 = 0; uhVal.QuadPart = value; }
+  CPropVariant(const FILETIME &value) { vt = VT_FILETIME; wReserved1 = 0; filetime = value; }
+
+  CPropVariant& operator=(const CPropVariant &varSrc);
+  CPropVariant& operator=(const PROPVARIANT &varSrc);
+  CPropVariant& operator=(BSTR bstrSrc);
+  CPropVariant& operator=(LPCOLESTR lpszSrc);
+  CPropVariant& operator=(const UString &s);
+  CPropVariant& operator=(const UString2 &s);
+  CPropVariant& operator=(const char *s);
+  CPropVariant& operator=(const AString &s)
+    { return (*this)=(const char *)s; }
+  
+  CPropVariant& operator=(bool bSrc) throw();
+  CPropVariant& operator=(Byte value) throw();
+  
+private:
+  CPropVariant& operator=(Int16 value) throw();
+  CPropVariant& operator=(UInt16 value) throw();
+  CPropVariant& operator=(Int32 value) throw();
+  CPropVariant& operator=(Int64 value) throw();
+
+public:
+  CPropVariant& operator=(UInt32 value) throw();
+  CPropVariant& operator=(UInt64 value) throw();
+  CPropVariant& operator=(const FILETIME &value) throw();
+
+  void Set_Int32(Int32 value) throw();
+  void Set_Int64(Int64 value) throw();
+
+  BSTR AllocBstr(unsigned numChars);
+
+  HRESULT Clear() throw();
+  HRESULT Copy(const PROPVARIANT *pSrc) throw();
+  HRESULT Attach(PROPVARIANT *pSrc) throw();
+  HRESULT Detach(PROPVARIANT *pDest) throw();
+
+  HRESULT InternalClear() throw();
+  void InternalCopy(const PROPVARIANT *pSrc);
+
+  int Compare(const CPropVariant &a) throw();
+};
+
+}}
+
+#endif