X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/810994672a118c1e44161e15b7569a32c45634a3..4af4b5253176b7a14d961cf6ee8872a7694475bd:/src/msw/ole/oleutils.cpp

diff --git a/src/msw/ole/oleutils.cpp b/src/msw/ole/oleutils.cpp
index 89c0f7ca93..8fbcf99885 100644
--- a/src/msw/ole/oleutils.cpp
+++ b/src/msw/ole/oleutils.cpp
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        ole/oleutils.cpp
+// Name:        src/msw/ole/oleutils.cpp
 // Purpose:     implementation of OLE helper functions
 // Author:      Vadim Zeitlin
 // Modified by:
@@ -17,22 +17,19 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#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 "wx/msw/private.h"
@@ -71,6 +68,55 @@ bool IsIidFromList(REFIID riid, const IID *aIids[], size_t nCount)
   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();
+
+#if wxUSE_UNICODE
+    wxString str(bStr);
+#else
+    int len = SysStringLen(bStr) + 1;
+    char    *buf = new char[len];
+    (void)wcstombs( buf, bStr, len);
+    wxString str(buf);
+    delete[] buf;
+#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();
+}
+
+wxBasicString& wxBasicString::operator=(const wxBasicString& src)
+{
+    SysReAllocString(&m_bstrBuf, src);
+    return *this;
+}
+
+wxBasicString::~wxBasicString()
+{
+    SysFreeString(m_bstrBuf);
+}
+
 #if wxUSE_DATAOBJ
 
 // ----------------------------------------------------------------------------
@@ -233,4 +279,3 @@ void wxLogRelease(const char *szInterface, ULONG cRef)
 
 #endif
   // wxUSE_OLE
-