+
+ _grid->Add (_gain_calculate_button, wxGBPosition(r, 2), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
+ ++r;
+
+ add_label_to_sizer (_grid, _delay_label, true, wxGBPosition(r, 0));
+ auto s = new wxBoxSizer (wxHORIZONTAL);
+ s->Add (_delay->wrapped(), 1, wxALIGN_CENTER_VERTICAL | wxRIGHT, DCPOMATIC_SIZER_GAP);
+ s->Add (_delay_ms_label, 0, wxALIGN_CENTER_VERTICAL);
+ _grid->Add (s, wxGBPosition(r, 1));
+ ++r;
+
+ add_label_to_sizer (_grid, _fade_in_label, true, wxGBPosition(r, 0));
+ _grid->Add (_fade_in, wxGBPosition(r, 1), wxGBSpan(1, 3));
+ ++r;
+
+ add_label_to_sizer (_grid, _fade_out_label, true, wxGBPosition(r, 0));
+ _grid->Add (_fade_out, wxGBPosition(r, 1), wxGBSpan(1, 3));
+ ++r;
+
+ _grid->Add (_use_same_fades_as_video, wxGBPosition(r, 0), wxGBSpan(1, 4));
+ ++r;