1-) C# DEVEXPRESS RMOS - RepositoryItemDateEdit e button ekleme bu sayede temizle iconu ekleyebilirsin

if (v.ToString() == "Tarih")

                {

                    RepositoryItemDateEdit ritem = new RepositoryItemDateEdit();

                    ritem.Mask.MaskType = DevExpress.XtraEditors.Mask.MaskType.None;

                    ritem.Mask.EditMask = "dd.MM.yyyy";

                    ritem.Mask.UseMaskAsDisplayFormat = true;

                    ritem.EditFormat.FormatType = DevExpress.Utils.FormatType.None;

                    ritem.EditFormat.FormatString = "dd.MM.yyyy";

                    ritem.DisplayFormat.FormatType = DevExpress.Utils.FormatType.None;

                    ritem.DisplayFormat.FormatString = "dd.MM.yyyy";

                    e.Column.ShowButtonMode = DevExpress.XtraGrid.Views.Base.ShowButtonModeEnum.ShowAlways;

                    EditorButton xf = new EditorButton();

                    xf.Kind = ButtonPredefines.Clear;

                    ritem.Buttons.Add(xf);

                    ritem.ButtonClick += XComb_ButtonClick;

                    e.RepositoryItem = ritem;

                }