skip focus events after handling them in wxTextCtrl, otherwise they never reach wxApp (bug 1875046)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@51282 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/textctrl.cpp

@@ -2273,13 +2273,15 @@ void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
     event.Skip();
 }
 
-void wxTextCtrl::OnSetFocus(wxFocusEvent& WXUNUSED(event))
+void wxTextCtrl::OnSetFocus(wxFocusEvent& event)
 {
     // be sure the caret remains invisible if the user had hidden it
     if ( !m_isNativeCaretShown )
     {
         ::HideCaret(GetHwnd());
     }
+
+    event.Skip();
 }
 
 // ----------------------------------------------------------------------------