清空文本

        #region  清空文本
        /// <summary>
        ///清空文本
        /// </summary>
        private void ClearText()
        {
            foreach (System.Windows.Forms.Control cntr in this.panelEx1.Controls)
            {
                if (cntr is DevComponents.DotNetBar.Controls.TextBoxX)
                {
                    cntr.Text = "";
                    cntr.Tag = "";
                }
            }
            this.dtpOrderTimeStart.Text = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
            this.dtpOrderTimeEnd.Text = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
            this.txtOrderCode.Focus();
        }
        #endregion