DoubleSlider with MM-printer preset: When Object has "Paint-on segmentation", DoubleSlider has same behavior as with modifiers

+ MSW specific: Use BitmapComboBox instead of wxBitmapComboBox to DarkMode for extruder selectors

src/slic3r/GUI/GUI_ObjectList.hpp

@@ -379,6 +379,7 @@ public:
     void set_extruder_for_selected_items(const int extruder) const ;
     wxDataViewItemArray reorder_volumes_and_get_selection(int obj_idx, std::function<bool(const ModelVolume*)> add_to_selection = nullptr);
     void apply_volumes_order();
+    bool has_paint_on_segmentation();
 
 private:
 #ifdef __WXOSX__