Added accessibility headers

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19228 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/ole/access.h

@@ -0,0 +1,66 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        ole/access.h
+// Purpose:     declaration of the wxAccessible class
+// Author:      Julian Smart
+// Modified by:
+// Created:     2003-02-12
+// RCS-ID:      $Id$
+// Copyright:   (c) 2003 Julian Smart
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef   _WX_ACCESS_H_
+#define   _WX_ACCESS_H_
+
+#ifdef __GNUG__
+    #pragma interface
+#endif
+
+#if !wxUSE_ACCESSIBILITY
+  #error  "You should #define wxUSE_ACCESSIBILITY to 1 to compile this file!"
+#endif  //wxUSE_ACCESSIBILITY
+
+// ----------------------------------------------------------------------------
+// forward declarations
+// ----------------------------------------------------------------------------
+
+class wxIAccessible;
+class WXDLLEXPORT wxWindow;
+
+// ----------------------------------------------------------------------------
+// macros
+// ----------------------------------------------------------------------------
+
+// ----------------------------------------------------------------------------
+// wxAccessible implements accessibility behaviour.
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxAccessible : public wxAccessibleBase
+{
+public:
+    wxAccessible(wxWindow *win = NULL);
+    virtual ~wxAccessible();
+
+// Overridables
+
+// Accessors
+
+    // Returns the wxIAccessible pointer
+    wxIAccessible* GetIAccessible() { return m_pIAccessible; }
+
+    // Returns the IAccessible standard interface pointer
+    void* GetIAccessibleStd() ;
+
+protected:
+    void Init();
+
+private:
+    wxIAccessible * m_pIAccessible;  // the pointer to COM interface
+    void*           m_pIAccessibleStd;  // the pointer to the standard COM interface,
+                                        // for default processing
+
+    DECLARE_NO_COPY_CLASS(wxAccessible)
+};
+
+#endif  //_WX_ACCESS_H_
+

include/wx/msw/ole/oleutils.h

@@ -167,5 +167,44 @@ void wxLogRelease(const wxChar *szInterface, ULONG cRef);
   #define   wxLogRelease(szInterface, cRef)
 #endif  //WXDEBUG
 
+// wrapper around BSTR type (by Vadim Zeitlin)
+
+class WXDLLEXPORT wxBasicString
+{
+public:
+    // ctors & dtor
+    wxBasicString(const char *sz);
+    wxBasicString(const wxString& str);
+    ~wxBasicString();
+    
+    void Init(const char* sz);
+    
+    // accessors
+    // just get the string
+    operator BSTR() const { return m_wzBuf; }
+    // retrieve a copy of our string - caller must SysFreeString() it later!
+    BSTR Get() const { return SysAllocString(m_wzBuf); }
+    
+private:
+    // @@@ not implemented (but should be)
+    wxBasicString(const wxBasicString&);
+    wxBasicString& operator=(const wxBasicString&);
+    
+    OLECHAR *m_wzBuf;     // actual string
+};
+
+// Convert variants
+class WXDLLEXPORT wxVariant;
+
+bool wxConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant) ;
+bool wxConvertOleToVariant(const VARIANTARG& oleVariant, wxVariant& variant) ;
+
+// Convert string to Unicode
+BSTR wxConvertStringToOle(const wxString& str);
+
+// Convert string from BSTR to wxString
+wxString wxConvertStringFromOle(BSTR bStr);
+
+
 #endif  //_WX_OLEUTILS_H