X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ba14d9861d043d53cc53ea70a2fab4146f7be9f3..8946ede10c2702c7acbb194fe8bd2793d7fb8358:/src/msw/ole/oleutils.cpp

diff --git a/src/msw/ole/oleutils.cpp b/src/msw/ole/oleutils.cpp
index 6a68095f7d..94f134a097 100644
--- a/src/msw/ole/oleutils.cpp
+++ b/src/msw/ole/oleutils.cpp
@@ -1,12 +1,12 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        ole/oleutils.cpp
+// Name:        src/msw/ole/oleutils.cpp
 // Purpose:     implementation of OLE helper functions
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     19.02.98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -17,28 +17,36 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
-#pragma implementation "oleutils.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #if defined(__BORLANDC__)
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
-#include  "wx/setup.h"
-#include  "wx/log.h"
-
 #if wxUSE_OLE
 
+#ifndef WX_PRECOMP
+    #include "wx/log.h"
+#endif
+
 #ifndef __CYGWIN10__
 
-#include <windows.h>
+#include "wx/msw/private.h"
+
+#ifdef __WXWINCE__
+    #include <winreg.h>
+    #include <ole2.h>
+
+    #define GUID_DEFINED
+    #define UUID_DEFINED
+#endif
 
 // OLE
+#ifndef __WXWINCE__
 #include  "wx/msw/ole/uuid.h"
+#endif
+
 #include  "wx/msw/ole/oleutils.h"
 
 #if defined(__VISUALC__) && (__VISUALC__ > 1000)
@@ -49,18 +57,74 @@
 // Implementation
 // ============================================================================
 
-// return TRUE if the iid is in the array
+// return true if the iid is in the array
 bool IsIidFromList(REFIID riid, const IID *aIids[], size_t nCount)
 {
   for ( size_t i = 0; i < nCount; i++ ) {
     if ( riid == *aIids[i] )
-      return TRUE;
+      return true;
   }
 
-  return FALSE;
+  return false;
+}
+
+WXDLLEXPORT BSTR wxConvertStringToOle(const wxString& str)
+{
+    return wxBasicString(str).Get();
+}
+
+WXDLLEXPORT wxString wxConvertStringFromOle(BSTR bStr)
+{
+    // NULL BSTR is equivalent to an empty string (this is the convention used
+    // by VB and hence we must follow it)
+    if ( !bStr )
+        return wxString();
+
+    const int len = SysStringLen(bStr);
+
+#if wxUSE_UNICODE
+    wxString str(bStr, len);
+#else
+    wxString str;
+    if (len)
+    {
+        wxStringBufferLength buf(str, len); // asserts if len == 0
+        buf.SetLength(WideCharToMultiByte(CP_ACP, 0 /* no flags */,
+                                  bStr, len /* not necessarily NUL-terminated */,
+                                  buf, len,
+                                  NULL, NULL /* no default char */));
+    }
+#endif
+
+    return str;
+}
+
+// ----------------------------------------------------------------------------
+// wxBasicString
+// ----------------------------------------------------------------------------
+
+wxBasicString::wxBasicString(const wxString& str)
+{
+    m_bstrBuf = SysAllocString(str.wc_str(*wxConvCurrent));
+}
+
+wxBasicString::wxBasicString(const wxBasicString& src)
+{
+    m_bstrBuf = src.Get();
 }
 
-#if wxUSE_DRAG_AND_DROP
+wxBasicString& wxBasicString::operator=(const wxBasicString& src)
+{
+    SysReAllocString(&m_bstrBuf, src);
+    return *this;
+}
+
+wxBasicString::~wxBasicString()
+{
+    SysFreeString(m_bstrBuf);
+}
+
+#if wxUSE_DATAOBJ
 
 // ----------------------------------------------------------------------------
 // Debug support
@@ -169,9 +233,13 @@ static wxString GetIidName(REFIID riid)
     }
   }
 
+#ifndef __WXWINCE__
   // unknown IID, just transform to string
   Uuid uuid(riid);
   return wxString((const wxChar *)uuid);
+#else
+  return wxEmptyString;
+#endif
 }
 
 void wxLogQueryInterface(const wxChar *szInterface, REFIID riid)
@@ -208,7 +276,7 @@ void wxLogRelease(const char *szInterface, ULONG cRef)
   wxLogTrace("After %s::Release: m_cRef = %d", szInterface, cRef - 1);
 }
 
-#endif  //WXDEBUG
+#endif  // __WXDEBUG__
 
 #endif
   // wxUSE_DRAG_AND_DROP
@@ -218,4 +286,3 @@ void wxLogRelease(const char *szInterface, ULONG cRef)
 
 #endif
   // wxUSE_OLE
-