protected override void InitControls() { base.InitControls(); this.te_Value.Visible = false; excelSelectBox = new ComboBoxEdit(); excelSelectBox.Properties.Items.Clear(); excelSelectBox.Properties.TextEditStyle = DevExpress.XtraEditors.Controls.TextEditStyles.DisableTextEditor; ReSetSelectItems(); excelSelectBox.Dock = DockStyle.Fill; this.Controls.Add(excelSelectBox); excelSelectBox.BringToFront(); }