X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9a83f860948059b0273b5cc6d9e43fadad3ebfca..a7689c49fe02c0c065facf736ab28b19f5997b7c:/include/wx/msw/ole/oleutils.h

diff --git a/include/wx/msw/ole/oleutils.h b/include/wx/msw/ole/oleutils.h
index a9891f8fca..37cbd5fb9e 100644
--- a/include/wx/msw/ole/oleutils.h
+++ b/include/wx/msw/ole/oleutils.h
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        oleutils.h
+// Name:        wx/msw/ole/oleutils.h
 // Purpose:     OLE helper routines, OLE debugging support &c
 // Author:      Vadim Zeitlin
 // Modified by:
@@ -36,12 +36,19 @@
 // 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"));
 
@@ -75,7 +82,7 @@ inline void ReleaseInterface(IUnknown *pIUnk)
 #define   RELEASE_AND_NULL(p)   if ( (p) != NULL ) { p->Release(); p = NULL; };
 
 // return true if the iid is in the array
-extern bool IsIidFromList(REFIID riid, const IID *aIids[], size_t nCount);
+extern WXDLLIMPEXP_CORE bool IsIidFromList(REFIID riid, const IID *aIids[], size_t nCount);
 
 // ============================================================================
 // IUnknown implementation helpers
@@ -133,9 +140,10 @@ private:
     wxAutoULong           m_cRef
 
 // macros for declaring supported interfaces
-// NB: you should write ADD_INTERFACE(Foo) and not ADD_INTERFACE(IID_IFoo)!
+// NB: ADD_IID prepends IID_I whereas ADD_RAW_IID does not
 #define BEGIN_IID_TABLE(cname)  const IID *cname::ms_aIids[] = {
 #define ADD_IID(iid)                                             &IID_I##iid,
+#define ADD_RAW_IID(iid)                                         &iid,
 #define END_IID_TABLE                                          }
 
 // implementation is as straightforward as possible
@@ -184,17 +192,17 @@ private:
 // VZ: I don't know it's not done for compilers other than VC++ but I leave it
 //     as is. Please note, though, that tracing OLE interface calls may be
 //     incredibly useful when debugging OLE programs.
-#if defined(__WXDEBUG__) && ( ( defined(__VISUALC__) && (__VISUALC__ >= 1000) ) || defined(__MWERKS__) )
+#if defined(__WXDEBUG__) && (( defined(__VISUALC__) && (__VISUALC__ >= 1000) ))
 // ----------------------------------------------------------------------------
 // All OLE specific log functions have DebugTrace level (as LogTrace)
 // ----------------------------------------------------------------------------
 
 // tries to translate riid into a symbolic name, if possible
-void wxLogQueryInterface(const wxChar *szInterface, REFIID riid);
+WXDLLIMPEXP_CORE void wxLogQueryInterface(const wxChar *szInterface, REFIID riid);
 
 // these functions print out the new value of reference counter
-void wxLogAddRef (const wxChar *szInterface, ULONG cRef);
-void wxLogRelease(const wxChar *szInterface, ULONG cRef);
+WXDLLIMPEXP_CORE void wxLogAddRef (const wxChar *szInterface, ULONG cRef);
+WXDLLIMPEXP_CORE void wxLogRelease(const wxChar *szInterface, ULONG cRef);
 
 #else   //!__WXDEBUG__
   #define   wxLogQueryInterface(szInterface, riid)
@@ -229,6 +237,87 @@ private:
 // Convert variants
 class WXDLLIMPEXP_FWD_BASE wxVariant;
 
+// wrapper for CURRENCY type used in VARIANT (VARIANT.vt == VT_CY)
+class WXDLLIMPEXP_CORE wxVariantDataCurrency : public wxVariantData
+{
+public:
+    wxVariantDataCurrency() { VarCyFromR8(0.0, &m_value); }
+    wxVariantDataCurrency(CURRENCY value) { m_value = value; }
+
+    CURRENCY GetValue() const { return m_value; }
+    void SetValue(CURRENCY value) { m_value = value; }
+
+    virtual bool Eq(wxVariantData& data) const;
+
+#if wxUSE_STD_IOSTREAM
+    virtual bool Write(wxSTD ostream& str) const;
+#endif
+    virtual bool Write(wxString& str) const;
+
+    wxVariantData* Clone() const { return new wxVariantDataCurrency(m_value); }
+    virtual wxString GetType() const { return wxS("currency"); }
+
+    DECLARE_WXANY_CONVERSION()
+
+private:
+    CURRENCY m_value;
+};
+
+
+// wrapper for SCODE type used in VARIANT (VARIANT.vt == VT_ERROR)
+class WXDLLIMPEXP_CORE wxVariantDataErrorCode : public wxVariantData
+{
+public:
+    wxVariantDataErrorCode(SCODE value = S_OK) { m_value = value; }
+
+    SCODE GetValue() const { return m_value; }
+    void SetValue(SCODE value) { m_value = value; }
+
+    virtual bool Eq(wxVariantData& data) const;
+
+#if wxUSE_STD_IOSTREAM
+    virtual bool Write(wxSTD ostream& str) const;
+#endif
+    virtual bool Write(wxString& str) const;
+
+    wxVariantData* Clone() const { return new wxVariantDataErrorCode(m_value); }
+    virtual wxString GetType() const { return wxS("errorcode"); }
+
+    DECLARE_WXANY_CONVERSION()
+
+private:
+    SCODE m_value;
+};
+
+// wrapper for SAFEARRAY, used for passing multidimensional arrays in wxVariant
+class WXDLLIMPEXP_CORE wxVariantDataSafeArray : public wxVariantData
+{
+public:
+    wxEXPLICIT wxVariantDataSafeArray(SAFEARRAY* value = NULL)
+    {
+        m_value = value;
+    }
+
+    SAFEARRAY* GetValue() const { return m_value; }
+    void SetValue(SAFEARRAY* value) { m_value = value; }
+
+    virtual bool Eq(wxVariantData& data) const;
+
+#if wxUSE_STD_IOSTREAM
+    virtual bool Write(wxSTD ostream& str) const;
+#endif
+    virtual bool Write(wxString& str) const;
+
+    wxVariantData* Clone() const { return new wxVariantDataSafeArray(m_value); }
+    virtual wxString GetType() const { return wxS("safearray"); }
+
+    DECLARE_WXANY_CONVERSION()
+
+private:
+    SAFEARRAY* m_value;
+};
+
+
 WXDLLIMPEXP_CORE bool wxConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant);
 WXDLLIMPEXP_CORE bool wxConvertOleToVariant(const VARIANTARG& oleVariant, wxVariant& variant);
 #endif // wxUSE_VARIANT