/// <summary>
        /// Menu Item Click Event를 정의합니다.
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected override void OnMenuItemClick(object sender, EventArgs e)
        {
            if (RaiseClickEvent(sender, null))
            {
                return;
            }
            DXMenuItem item = sender as DXMenuItem;

            if (item.Tag == null)
            {
                return;
            }
            if (item.Tag is GridColumn)
            {
                GridColumn column = item.Tag as GridColumn;
                column.VisibleIndex = column.VisibleIndex >= 0 ? -1 : View.VisibleColumns.Count;
            }
            else if (item.Tag.ToString() == "Customization")
            {
                View.ColumnsCustomization();
            }
            else if (item.Tag.ToString() == "LayoutLoad")
            {
                try
                {
                    string keyName = String.Format("{0}{1}", (View.GridControl.FindForm() as UIFrame).MenuID, View.Name);

                    StringBuilder sb = new StringBuilder(128);
                    Win32Util.GetPrivateProfileString("GridLayout", keyName, "", sb, 128, AppConfig.SETTINGFILEPATH);
                    View.RestoreLayoutFromXml(sb.ToString());
                    //using (OpenFileDialog ofd = new OpenFileDialog { Filter = "XML 문서|*.xml", Multiselect = false })
                    //{
                    //    if (ofd.ShowDialog() == DialogResult.OK)
                    //        View.RestoreLayoutFromXml(ofd.FileName);
                    //}
                }
                catch (Exception ex)
                {
                    Win32Util.WritePrivateProfileString("GridLayout", (View.GridControl.FindForm() as UIFrame).MenuID + View.Name, "", AppConfig.SETTINGFILEPATH);
                    ExceptionHelper.ExceptionBox.Show(ex);
                }
            }
            else if (item.Tag.ToString() == "LayoutSave")
            {
                AppUtil.CreateFolder(AppConfig.GRIDLAYOUTFOLDER);
                string path = Path.Combine(AppConfig.GRIDLAYOUTFOLDER, String.Format("{0}.xml", View.Name));
                View.SaveLayoutToXml(path);
                Win32Util.WritePrivateProfileString("GridLayout", (View.GridControl.FindForm() as UIFrame).MenuID + View.Name, path, AppConfig.SETTINGFILEPATH);
                (View.GridControl.FindForm() as UIFrame).ShowAlertMessage("Layout 저장 완료", String.Format("{0}{1} Layout이 저장되었습니다.", path, Environment.NewLine), "");
            }
            else if (item.Tag.ToString() == "LayoutDelete")
            {
                if (MsgBox.Show("이전 저장된 Layout을 삭제하시겠습니까?", "삭제 확인", MessageBoxButtons.YesNo) == DialogResult.Yes)
                {
                    Win32Util.WritePrivateProfileString("GridLayout", (View.GridControl.FindForm() as UIFrame).MenuID + View.Name, "", AppConfig.SETTINGFILEPATH);
                }
            }
        }