1. some patches from Janos Vegh to docview template detection

2. fixed reentrancy bug in wxGetTranslation/wxLogError resulting in infinite
   number of messageboxes
3. wxMenuItem::GetLabelFromText("&Foo") now returns "Foo", not "&Foo" in GTK
   as well
4. test for update region being NULL in wxPaintDC


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6655 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/docview.cpp

@@ -806,7 +806,10 @@ void wxDocManager::OnFileNew(wxCommandEvent& WXUNUSED(event))
 
 void wxDocManager::OnFileOpen(wxCommandEvent& WXUNUSED(event))
 {
-    CreateDocument(wxString(""), 0);
+    if ( !CreateDocument(wxString(""), 0) )
+    {
+        OnOpenFileFailure();
+    }
 }
 
 void wxDocManager::OnFileRevert(wxCommandEvent& WXUNUSED(event))