1-) C# RMOS - treelist hepsini işaretleme

 treeList_otel_7.CheckAll();

veya

   treeList_otel_7.UncheckAll();

 private void treeList_otel_7_NodeChanged(object sender, NodeChangedEventArgs e)

        {

            if (e.ChangeType == DevExpress.XtraTreeList.NodeChangeTypeEnum.CheckedState)

            {

                zincirTik(e.Node);

            }

        }