新手Helper类之JSHelper

public class JSHelper

    {

        /// <summary>

        /// 向客户端写入js脚本

        /// </summary>

        /// <param name="script">js内容</param>

        public static void RegisterScript(string script)

        {

            Page page = HttpContext.Current.Handler as Page;

            page.ClientScript.RegisterStartupScript(page.GetType(), "js2", string.Format("<script>{0}</script>", script));

        }



        /// <summary>

        /// JS弹出对消息话框

        /// </summary>

        /// <param name="message">要显示的消息</param>

        public static void Alert(string message)

        {

            Page page = HttpContext.Current.Handler as Page;

            Guid gid = new Guid();

            string jsblock = "js" + gid.ToString();

            page.ClientScript.RegisterStartupScript(page.GetType(), jsblock, string.Format("<script>alert(\"{0}\")</script>", message));

        }



        /// <summary>

        /// JS跳转指定URL

        /// </summary>

        /// <param name="url">要转到的URL</param>

        public static void GoToUrl(string url)

        {

            RegisterScript(string.Format("location.href='{0}'", url));

        }



        /// <summary>

        /// JS刷新页面

        /// </summary>

        public static void Refresh()

        {

            RegisterScript(string.Format ("location.reload();"));

        }



        public static void AlertAndRedirect(string message, string url)

        {

            Alert(message);

            GoToUrl(url);

        }

    }