From f19f813537c7aea1c20749c914e756b54a9c3cf5 Mon Sep 17 00:00:00 2001
From: Igor Pavlov <87184205+ip7z@users.noreply.github.com>
Date: Mon, 27 Dec 2021 00:00:00 +0000
Subject: '21.07'

---
 CPP/Windows/COM.h | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 CPP/Windows/COM.h

(limited to 'CPP/Windows/COM.h')

diff --git a/CPP/Windows/COM.h b/CPP/Windows/COM.h
new file mode 100644
index 0000000..cee7f70
--- /dev/null
+++ b/CPP/Windows/COM.h
@@ -0,0 +1,70 @@
+// 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
-- 
cgit v1.2.3-55-g6feb