private void loadEntity()
        {
            _ctx = new lib.mainDataModel.messaging.egaf_backEntities();
            //ctx.Database.Log = Console.Write;
            _ctx.user.Load();
            _ctx.user_tag.Load();

            bindingSource1.DataSource = _ctx.user.Local.ToBindingList();

            bindingNavigator1.BindingSource = bindingSource1;
            bindingNavigator2.BindingSource = bindingSource2;
        }
        private void refreshAll(bool bRefreshRow)
        {
            using (lib.mainDataModel.messaging.egaf_backEntities ctx2 = new lib.mainDataModel.messaging.egaf_backEntities())
            {
                foreach (var entity in ctx2.ChangeTracker.Entries())
                {
                    entity.Reload();
                }
            }

            if (bRefreshRow)
            {
                gridView1_FocusedRowChanged(null, null);
            }
        }