add_label_to_grid_bag_sizer (grid, this, _("Audio Stream"), true, wxGBPosition (r, 0));
_stream = new wxChoice (this, wxID_ANY);
grid->Add (_stream, wxGBPosition (r, 1));
add_label_to_grid_bag_sizer (grid, this, _("Audio Stream"), true, wxGBPosition (r, 0));
_stream = new wxChoice (this, wxID_ANY);
grid->Add (_stream, wxGBPosition (r, 1));