p7zip-rar/CPP/Windows/COM.h
2017-10-11 12:40:22 +02:00

71 lines
1.3 KiB
C++

// Windows/COM.h
#ifndef __WINDOWS_COM_H
#define __WINDOWS_COM_H
#include "../Common/MyString.h"
namespace NWindows {
namespace NCOM {
#ifdef _WIN32
class CComInitializer
{
public:
CComInitializer()
{
#ifdef UNDER_CE
CoInitializeEx(NULL, COINIT_MULTITHREADED);
#else
// it's single thread. Do we need multithread?
CoInitialize(NULL);
#endif
};
~CComInitializer() { CoUninitialize(); }
};
class CStgMedium
{
STGMEDIUM _object;
public:
bool _mustBeReleased;
CStgMedium(): _mustBeReleased(false) {}
~CStgMedium() { Free(); }
void Free()
{
if (_mustBeReleased)
ReleaseStgMedium(&_object);
_mustBeReleased = false;
}
const STGMEDIUM* operator->() const { return &_object;}
STGMEDIUM* operator->() { return &_object;}
STGMEDIUM* operator&() { return &_object; }
};
#endif
/*
//////////////////////////////////
// GUID <--> String Conversions
UString GUIDToStringW(REFGUID guid);
AString GUIDToStringA(REFGUID guid);
#ifdef UNICODE
#define GUIDToString GUIDToStringW
#else
#define GUIDToString GUIDToStringA
#endif
HRESULT StringToGUIDW(const wchar_t *string, GUID &classID);
HRESULT StringToGUIDA(const char *string, GUID &classID);
#ifdef UNICODE
#define StringToGUID StringToGUIDW
#else
#define StringToGUID StringToGUIDA
#endif
*/
}}
#endif