Suppress to delete object from 3D-Scene, when ObjectList is in Editing mode

src/slic3r/GUI/GUI_ObjectList.cpp

@@ -216,9 +216,7 @@ ObjectList::ObjectList(wxWindow* parent) :
     Bind(wxEVT_DATAVIEW_ITEM_DROP_POSSIBLE, &ObjectList::OnDropPossible,    this);
     Bind(wxEVT_DATAVIEW_ITEM_DROP,          &ObjectList::OnDrop,            this);
 
-#ifdef __WXMSW__
     Bind(wxEVT_DATAVIEW_ITEM_EDITING_STARTED, &ObjectList::OnEditingStarted,  this);
-#endif /* __WXMSW__ */
     Bind(wxEVT_DATAVIEW_ITEM_EDITING_DONE,    &ObjectList::OnEditingDone,     this);
 
     Bind(wxEVT_DATAVIEW_ITEM_VALUE_CHANGED, &ObjectList::ItemValueChanged,  this);
@@ -4621,17 +4619,19 @@ void ObjectList::ItemValueChanged(wxDataViewEvent &event)
     }
 }
 
+void ObjectList::OnEditingStarted(wxDataViewEvent &event)
+{
+    m_is_editing_started = true;
 #ifdef __WXMSW__
 // Workaround for entering the column editing mode on Windows. Simulate keyboard enter when another column of the active line is selected.
 // Here the last active column is forgotten, so when leaving the editing mode, the next mouse click will not enter the editing mode of the newly selected column.
-void ObjectList::OnEditingStarted(wxDataViewEvent &event)
-{
 	m_last_selected_column = -1;
-}
 #endif //__WXMSW__
+}
 
 void ObjectList::OnEditingDone(wxDataViewEvent &event)
 {
+    m_is_editing_started = false;
     if (event.GetColumn() != colName)
         return;
 

src/slic3r/GUI/GUI_ObjectList.hpp

@@ -175,6 +175,7 @@ private:
     // Workaround for entering the column editing mode on Windows. Simulate keyboard enter when another column of the active line is selected.
     int 	    m_last_selected_column = -1;
 #endif /* __MSW__ */
+    bool        m_is_editing_started{ false };
 
 #if 0
     SettingsFactory::Bundle m_freq_settings_fff;
@@ -404,6 +405,8 @@ public:
     void apply_volumes_order();
     bool has_paint_on_segmentation();
 
+    bool is_editing() const { return m_is_editing_started; }
+
 private:
 #ifdef __WXOSX__
 //    void OnChar(wxKeyEvent& event);
@@ -417,10 +420,8 @@ private:
     bool can_drop(const wxDataViewItem& item) const ;
 
     void ItemValueChanged(wxDataViewEvent &event);
-#ifdef __WXMSW__
     // Workaround for entering the column editing mode on Windows. Simulate keyboard enter when another column of the active line is selected.
 	void OnEditingStarted(wxDataViewEvent &event);
-#endif /* __WXMSW__ */
     void OnEditingDone(wxDataViewEvent &event);
 };
 

src/slic3r/GUI/Plater.cpp

@@ -4880,12 +4880,12 @@ void Plater::priv::set_bed_shape(const Pointfs& shape, const double max_print_he
 
 bool Plater::priv::can_delete() const
 {
-    return !get_selection().is_empty() && !get_selection().is_wipe_tower();
+    return !get_selection().is_empty() && !get_selection().is_wipe_tower() && !sidebar->obj_list()->is_editing();
 }
 
 bool Plater::priv::can_delete_all() const
 {
-    return !model.objects.empty();
+    return !model.objects.empty() && !sidebar->obj_list()->is_editing();
 }
 
 bool Plater::priv::can_fix_through_netfabb() const