_v_sizer->Add (h_sizer, 0, wxEXPAND | wxALL, 6);
+#ifdef __WXGTK3__
+ _frame_number->SetMinSize (wxSize(100, -1));
+ _rewind_button->SetMinSize (wxSize(48, -1));
+ _back_button->SetMinSize (wxSize(48, -1));
+ _forward_button->SetMinSize (wxSize(48, -1));
+#else
_frame_number->SetMinSize (wxSize (84, -1));
_rewind_button->SetMinSize (wxSize (32, -1));
_back_button->SetMinSize (wxSize (32, -1));
_forward_button->SetMinSize (wxSize (32, -1));
+#endif
if (_eye) {
_eye->Bind (wxEVT_CHOICE, boost::bind (&Controls::eye_changed, this));