Copy and paste -> prototype of copy and paste for objects

src/slic3r/GUI/GUI_ObjectList.cpp

@@ -469,8 +469,25 @@ void ObjectList::paste_volumes_into_list(int obj_idx, const ModelVolumePtrs& vol
 #endif //no __WXOSX__ //__WXMSW__
 }
 
-void ObjectList::paste_object_into_list(const ModelObject& object)
+void ObjectList::paste_objects_into_list(const std::vector<size_t>& object_idxs)
 {
+    if (object_idxs.empty())
+        return;
+
+    wxDataViewItemArray items;
+    for (const size_t object : object_idxs)
+    {
+        add_object_to_list(object);
+        m_parts_changed = true;
+        parts_changed(object);
+
+        items.Add(m_objects_model->GetItemById(object));
+    }
+
+    select_items(items);
+#ifndef __WXOSX__ //#ifdef __WXMSW__ // #ys_FIXME
+    selection_changed();
+#endif //no __WXOSX__ //__WXMSW__
 }
 
 void ObjectList::OnChar(wxKeyEvent& event)

src/slic3r/GUI/GUI_ObjectList.hpp

@@ -289,7 +289,7 @@ public:
     void update_item_error_icon(const int obj_idx, int vol_idx) const ;
 
     void paste_volumes_into_list(int obj_idx, const ModelVolumePtrs& volumes);
-    void paste_object_into_list(const ModelObject& object);
+    void paste_objects_into_list(const std::vector<size_t>& object_idxs);
 
 private:
     void OnChar(wxKeyEvent& event);

src/slic3r/GUI/Selection.cpp

@@ -1033,6 +1033,9 @@ void Selection::copy_to_clipboard()
     {
         ModelObject* src_object = m_model->objects[object.first];
         ModelObject* dst_object = m_clipboard.add_object();
+        dst_object->name = src_object->name;
+        dst_object->input_file = src_object->input_file;
+        dst_object->config = src_object->config;
 
         for (int i : object.second)
         {
@@ -1044,13 +1047,16 @@ void Selection::copy_to_clipboard()
             const GLVolume* volume = (*m_volumes)[i];
             if (volume->object_idx() == object.first)
             {
-                ModelVolume* src_volume = src_object->volumes[i];
+                int volume_idx = volume->volume_idx();
+                if ((0 <= volume_idx) && (volume_idx < (int)src_object->volumes.size()))
+                {
+                    ModelVolume* src_volume = src_object->volumes[volume->volume_idx()];
                     ModelVolume* dst_volume = dst_object->add_volume(*src_volume);
                     dst_volume->set_new_unique_id();
                     dst_volume->config = src_volume->config;
                 }
             }
-        dst_object->config = src_object->config;
+        }
     }
 
     m_clipboard.set_mode(m_mode);
@@ -1064,7 +1070,7 @@ void Selection::paste_from_clipboard()
     if ((m_clipboard.get_mode() == Volume) && is_from_single_instance())
         paste_volumes_from_clipboard();
     else
-        paste_object_from_clipboard();
+        paste_objects_from_clipboard();
 }
 
 bool Selection::is_clipboard_empty()
@@ -1770,8 +1776,16 @@ void Selection::paste_volumes_from_clipboard()
     }
 }
 
-void Selection::paste_object_from_clipboard()
+void Selection::paste_objects_from_clipboard()
 {
+    std::vector<size_t> object_idxs;
+    const ModelObjectPtrs& src_objects = m_clipboard.get_objects();
+    for (const ModelObject* src_object : src_objects)
+    {
+        ModelObject* dst_object = m_model->add_object(*src_object);
+        object_idxs.push_back(m_model->objects.size() - 1);
+    }
+    wxGetApp().obj_list()->paste_objects_into_list(object_idxs);
 }
 
 } // namespace GUI

src/slic3r/GUI/Selection.hpp

@@ -162,6 +162,7 @@ private:
 
         ModelObject* add_object() { return m_model.add_object(); }
         ModelObject* get_object(unsigned int id) { return (id < (unsigned int)m_model.objects.size()) ? m_model.objects[id] : nullptr; }
+        const ModelObjectPtrs& get_objects() const { return m_model.objects; }
 
         Selection::EMode get_mode() const { return m_mode; }
         void set_mode(Selection::EMode mode) { m_mode = mode; }
@@ -322,8 +323,9 @@ private:
     void synchronize_unselected_volumes();
     void ensure_on_bed();
     bool is_from_fully_selected_instance(unsigned int volume_idx) const;
+
     void paste_volumes_from_clipboard();
-    void paste_object_from_clipboard();
+    void paste_objects_from_clipboard();
 };
 
 } // namespace GUI