///////////////////////////////////////////////////////////////////////////////
-// Name: oleutils.h
+// Name: wx/msw/ole/oleutils.h
// Purpose: OLE helper routines, OLE debugging support &c
// Author: Vadim Zeitlin
// Modified by:
// return true if ok, false otherwise
inline bool wxOleInitialize()
{
- // we need to initialize OLE library
+ HRESULT
#ifdef __WXWINCE__
- if ( FAILED(::CoInitializeEx(NULL, COINIT_MULTITHREADED)) )
+ hr = ::CoInitializeEx(NULL, COINIT_MULTITHREADED);
#else
- if ( FAILED(::OleInitialize(NULL)) )
+ hr = ::OleInitialize(NULL);
#endif
+
+ // RPC_E_CHANGED_MODE indicates that OLE had been already initialized
+ // before, albeit with different mode. Don't consider it to be an error as
+ // we don't actually care ourselves about the mode used so this allows the
+ // main application to call OleInitialize() on its own before we do if it
+ // needs non-default mode.
+ if ( hr != RPC_E_CHANGED_MODE && FAILED(hr) )
{
wxLogError(_("Cannot initialize OLE"));
#define IMPLEMENT_IUNKNOWN_METHODS(classname) \
STDMETHODIMP classname::QueryInterface(REFIID riid, void **ppv) \
{ \
- wxLogQueryInterface(_T(#classname), riid); \
+ wxLogQueryInterface(wxT(#classname), riid); \
\
if ( IsIidFromList(riid, ms_aIids, WXSIZEOF(ms_aIids)) ) { \
*ppv = this; \
\
STDMETHODIMP_(ULONG) classname::AddRef() \
{ \
- wxLogAddRef(_T(#classname), m_cRef); \
+ wxLogAddRef(wxT(#classname), m_cRef); \
\
return ++m_cRef; \
} \
\
STDMETHODIMP_(ULONG) classname::Release() \
{ \
- wxLogRelease(_T(#classname), m_cRef); \
+ wxLogRelease(wxT(#classname), m_cRef); \
\
if ( --m_cRef == wxAutoULong(0) ) { \
delete this; \