Fixed part settings updating

src/slic3r/GUI/GUI_ObjectList.cpp

@@ -150,7 +150,8 @@ void ObjectList::set_tooltip_for_item(const wxPoint& pt)
         GetMainWindow()->SetToolTip(""); // hide tooltip
 }
 
-wxPoint ObjectList::get_mouse_position_in_control() {
+wxPoint ObjectList::get_mouse_position_in_control()
+{
     const wxPoint& pt = wxGetMousePosition();
 //     wxWindow* win = GetMainWindow();
 //     wxPoint screen_pos = win->GetScreenPosition();
@@ -159,10 +160,9 @@ wxPoint ObjectList::get_mouse_position_in_control() {
 
 int ObjectList::get_selected_obj_idx() const
 {
-    if (GetSelectedItemsCount() == 1) {
-        auto item = GetSelection();
-        return m_objects_model->GetIdByItem(item);
-    }
+    if (GetSelectedItemsCount() == 1)
+        return m_objects_model->GetIdByItem(m_objects_model->GetTopParent(GetSelection()));
+
     return -1;
 }
 
@@ -687,6 +687,7 @@ void ObjectList::load_part( ModelObject* model_object,
 {
     wxWindow* parent = wxGetApp().tab_panel()->GetPage(0);
 
+    m_parts_changed = false;
     wxArrayString input_files;
     wxGetApp().open_model(parent, input_files);
     for (int i = 0; i < input_files.size(); ++i) {
@@ -739,6 +740,7 @@ void ObjectList::load_lambda(   ModelObject* model_object,
 {
     auto dlg = new LambdaObjectDialog(GetMainWindow());
     if (dlg->ShowModal() == wxID_CANCEL) {
+        m_parts_changed = false;
         return;
     }
 
@@ -1002,9 +1004,17 @@ bool ObjectList::is_splittable_object(const bool split_part)
     return splittable;
 }
 
+void ObjectList::part_settings_changed()
+{
+    m_part_settings_changed = true;
+    wxGetApp().plater()->changed_object(get_selected_obj_idx());
+    m_part_settings_changed = false;
+}
+
 void ObjectList::parts_changed(int obj_idx)
 {
-    wxGetApp().mainframe->m_plater->changed_object_settings(obj_idx);
+    wxGetApp().plater()->changed_object(get_selected_obj_idx());
+    m_parts_changed = false;
 }
 
 void ObjectList::part_selection_changed()

src/slic3r/GUI/GUI_ObjectList.hpp

@@ -99,6 +99,7 @@ public:
     int                 get_selected_obj_idx() const;
     bool                is_parts_changed() const { return m_parts_changed; }
     bool                is_part_settings_changed() const { return m_part_settings_changed; }
+    void                part_settings_changed();
 
     void                 parts_changed(int obj_idx);
     void                 part_selection_changed();

src/slic3r/GUI/GUI_ObjectManipulation.cpp

@@ -225,6 +225,9 @@ void ObjectManipulation::update_settings_list()
                 optgroup->label_width = 150;
                 optgroup->sidetext_width = 70;
 
+                optgroup->m_on_change = [](const t_config_option_key& opt_id, const boost::any& value) {
+                                        wxGetApp().obj_list()->part_settings_changed(); };
+
                 for (auto& opt : cat.second)
                 {
                     if (opt == "extruder")

src/slic3r/GUI/Plater.cpp

@@ -2608,7 +2608,7 @@ wxGLCanvas* Plater::canvas3D()
     return p->canvas3D;
 }
 
-void Plater::changed_object_settings(int obj_idx)
+void Plater::changed_object(int obj_idx)
 {
     if (obj_idx < 0)
         return;
@@ -2622,6 +2622,7 @@ void Plater::changed_object_settings(int obj_idx)
         auto model_object = p->model.objects[obj_idx];
         model_object->center_around_origin();
         model_object->ensure_on_bed();
+        _3DScene::reload_scene(p->canvas3D, false);
     }
 
     // update print
@@ -2632,7 +2633,6 @@ void Plater::changed_object_settings(int obj_idx)
         auto selections = p->collect_selections();
         _3DScene::set_objects_selections(p->canvas3D, selections);
 #endif // !ENABLE_EXTENDED_SELECTION
-        _3DScene::reload_scene(p->canvas3D, false);
 #if !ENABLE_MODIFIED_CAMERA_TARGET
         _3DScene::zoom_to_volumes(p->canvas3D);
 #endif // !ENABLE_MODIFIED_CAMERA_TARGET

src/slic3r/GUI/Plater.hpp

@@ -123,7 +123,7 @@ public:
     void export_amf();
     void export_3mf();
     void reslice();
-    void changed_object_settings(int obj_idx);
+    void changed_object(int obj_idx);
     void send_gcode();
 
     void on_extruders_change(int extruders_count);