private async void Delete() { if (!Global.HasRight("0503")) { MessageAlert.Alert("权限不足!"); return; } if (SelectedRole == null) { MessageAlert.Alert("请选择要删除的记录!"); return; } var confirm = await MessageAlert.Confirm("确定删除此记录?"); if (!confirm) { return; } RoleDao dao = new RoleDao(); var rlt = dao.DeleteRole(SelectedRole.Id); if (rlt.HasError) { MessageAlert.Alert(rlt.Msg); } RefreshList(null); }