protected void Page_Load(object sender, EventArgs e)
        {
            string appID = Convert.ToString(Request.QueryString["appID"]);

            if (!string.IsNullOrEmpty(appID))
            {
                isEdit = true;
            }
            else
            {
                isEdit = false;
            }
            if (!IsPostBack)
            {
                appList = ComponentDb.GetAll();
                BindData();
                if (isEdit)
                {
                    Component application = ComponentLogic.GetByAppId(appID);
                    AppNameTxt.Value = application.AppName;
                    // AppIDTxt.Value = application.AppID;
                    if (application.ChildrenComponents != null && application.ChildrenComponents.Count > 0)
                    {
                        foreach (var item in application.ChildrenComponents)
                        {
                            ListItem listItem = new ListItem(item.AppName, item.Id.ToString());
                            listItem.Selected = true;
                            AppsDrpDown.Items.Add(listItem);
                        }
                    }
                    SaveButton.Text = "Update";
                    ID = application.Id.ToString();
                }
            }
        }