oDialog.show(); oDialog.grab_focus();
void systemMessage(int _iId, const char * _csFormat, ...){  va_list args;  va_start(args, _csFormat);  char * csMsg = g_strdup_vprintf(_csFormat, args);  va_end(args);  Gtk::MessageDialog oDialog(*GUI(), csMsg,                             Gtk::MESSAGE_ERROR,                             Gtk::BUTTONS_OK);  oDialog.show(); // TEST  oDialog.grab_focus(); // TEST  oDialog.run();  free(csMsg);}