UnityEditor.ProjectWindowUtil.StartDrag C# (CSharp) Method

        internal static void StartDrag(int draggedInstanceID, List<int> selectedInstanceIDs)
        {
            DragAndDrop.PrepareStartDrag();
            string title = "";
            if (IsFavoritesItem(draggedInstanceID))
            {
                DragAndDrop.SetGenericData(k_DraggingFavoriteGenericData, draggedInstanceID);
                DragAndDrop.objectReferences = new Object[0];
            }
            else
            {
                bool flag = IsFolder(draggedInstanceID);
                DragAndDrop.objectReferences = GetDragAndDropObjects(draggedInstanceID, selectedInstanceIDs);
                DragAndDrop.SetGenericData(k_IsFolderGenericData, !flag ? "" : "isFolder");
                string[] dragAndDropPaths = GetDragAndDropPaths(draggedInstanceID, selectedInstanceIDs);
                if (dragAndDropPaths.Length > 0)
                {
                    DragAndDrop.paths = dragAndDropPaths;
                }
                if (DragAndDrop.objectReferences.Length > 1)
                {
                    title = "<Multiple>";
                }
                else
                {
                    title = ObjectNames.GetDragAndDropTitle(InternalEditorUtility.GetObjectFromInstanceID(draggedInstanceID));
                }
            }
            DragAndDrop.StartDrag(title);
        }

 public override void StartDrag(TreeViewItem draggedItem, List <int> draggedItemIDs)
 {
     if (!SavedSearchFilters.IsSavedFilter(draggedItem.id) || (draggedItem.id != SavedSearchFilters.GetRootInstanceID()))
     {
         ProjectWindowUtil.StartDrag(draggedItem.id, draggedItemIDs);
     }
 }