Lots more Unicode fixes.

wxClipboard fixes for GTK2 and UTF8.
  wxFileConfig now uses wxConvLocal to convert text
    and doesn't crash anymore..


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16601 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/dataobj.cpp

@@ -72,8 +72,12 @@ wxDataFormat::wxDataFormat( NativeFormat format )
 void wxDataFormat::SetType( wxDataFormatId type )
 {
     PrepareFormats();
-    m_type = type;
+    
+    if (type == wxDF_UNICODETEXT)
+       type = wxDF_TEXT;
 
+    m_type = type;
+    
     if (m_type == wxDF_TEXT)
         m_format = g_textAtom;
     else
@@ -135,7 +139,7 @@ void wxDataFormat::PrepareFormats()
     //     here (with whom?)
     if (!g_textAtom)
 #if wxUSE_UNICODE
-        g_textAtom = gdk_atom_intern( "text/utf8", FALSE );
+        g_textAtom = gdk_atom_intern( "UTF8_STRING", FALSE );
 #else
         g_textAtom = gdk_atom_intern( "STRING" /* "text/plain" */, FALSE );
 #endif