mwxCommandButton = new wxButton( panel, -1, title);
Connect( mwxCommandButton->GetId(), wxEVT_COMMAND_BUTTON_CLICKED ,
(wxObjectEventFunction)
(void (wxPanel::*)(wxEvent&))
&CommandButtonWidget::OnCommandButton );
mwxCommandButton = new wxButton( panel, -1, title);
Connect( mwxCommandButton->GetId(), wxEVT_COMMAND_BUTTON_CLICKED ,
(wxObjectEventFunction)
(void (wxPanel::*)(wxEvent&))
&CommandButtonWidget::OnCommandButton );