- virtual void Install_Callback(wxSocketImpl *socket, wxSocketNotify event);
- virtual void Uninstall_Callback(wxSocketImpl *socket, wxSocketNotify event);
+ virtual void Install_Callback(wxSocketImpl *socket,
+ wxSocketNotify event = wxSOCKET_LOST);
+ virtual void Uninstall_Callback(wxSocketImpl *socket,
+ wxSocketNotify event = wxSOCKET_LOST);