private void LDPButton1_Click(LDP.Controls.UIContracts.Base.ILDPControl sender) { LDPAlertManager1.Items.Add(new LDP.Controls.Misc.LDPAlertItem() { HeaderText = "Warning Message", AlertHtml = "A simple warning alert—check it out!", AlertType = LDP.Controls.UIContracts.Misc.LDPAlertType.Warning, HeaderIconClass = "exclamation-triangle-fill" }); }