asp.net 后台常用js方法(编程必备)

using System;

using System.Collections.Generic;

using System.Text;

using System.Web;

using System.Web.UI;

 

public class JScript{

    

 

{

    #region 新版本///<summary>/// 弹出JavaScript小窗口

    ///</summary>///<param name="js">窗口信息</param>publicstaticvoid Alert(string message, Page page)

    {

        #regionstring js =@"<Script language='JavaScript'>

                    alert('"+ message +"');</Script>";

        //HttpContext.Current.Response.Write(js);if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "alert"))

        {

            page.ClientScript.RegisterStartupScript(page.GetType(), "alert", js);

        }

        #endregion

    }

 

    ///<summary>/// 弹出消息框并且转向到新的URL

    ///</summary>///<param name="message">消息内容</param>///<param name="toURL">连接地址</param>publicstaticvoid AlertAndRedirect(string message, string toURL, Page page)

    {

        #regionstring js ="<script language=javascript>alert('{0}');window.location.replace('{1}')</script>";

        //HttpContext.Current.Response.Write(string.Format(js, message, toURL));if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "AlertAndRedirect"))

        {

            page.ClientScript.RegisterStartupScript(page.GetType(), "AlertAndRedirect", string.Format(js, message, toURL));

        }

        #endregion

    }

 

    ///<summary>/// 回到历史页面

    ///</summary>///<param name="value">-1/1</param>publicstaticvoid GoHistory(int value, Page page)

    {

        #regionstring js =@"<Script language='JavaScript'>

                    history.go({0});  

                  </Script>";

        //HttpContext.Current.Response.Write(string.Format(js, value));if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "GoHistory"))

        {

            page.ClientScript.RegisterStartupScript(page.GetType(), "GoHistory", string.Format(js, value));

        }

        #endregion

    }

 

    ///// <summary>

    ///// 关闭当前窗口

    ///// </summary>

    //        public static void CloseWindow()

    //        {

    //            #region

    //            string js = @"<Script language='JavaScript'>

    //                    parent.opener=null;window.close();  

    //                  </Script>";

    //            HttpContext.Current.Response.Write(js);

    //            HttpContext.Current.Response.End();

    //            #endregion

    //        }///<summary>/// 刷新父窗口

    ///</summary>publicstaticvoid RefreshParent(string url, Page page)

    {

        #regionstring js =@"<Script language='JavaScript'>

                    window.opener.location.href='"+ url +"';window.close();</Script>";

        //HttpContext.Current.Response.Write(js);if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "RefreshParent"))

        {

            page.ClientScript.RegisterStartupScript(page.GetType(), "RefreshParent", js);

        }

        #endregion

    }

 

 

    ///<summary>/// 刷新打开窗口

    ///</summary>publicstaticvoid RefreshOpener(Page page)

    {

        #regionstring js =@"<Script language='JavaScript'>

                    opener.location.reload();

                  </Script>";

        //HttpContext.Current.Response.Write(js);if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "RefreshOpener"))

        {

            page.ClientScript.RegisterStartupScript(page.GetType(), "RefreshOpener", js);

        }

        #endregion

    }

 

 

    ///<summary>/// 打开指定大小的新窗体

    ///</summary>///<param name="url">地址</param>///<param name="width"></param>///<param name="heigth"></param>///<param name="top">头位置</param>///<param name="left">左位置</param>publicstaticvoid OpenWebFormSize(string url, int width, int heigth, int top, int left, Page page)

    {

        #regionstring js =@"<Script language='JavaScript'>window.open('"+ url +@"','','height="+ heigth +",width="+ width +",top="+ top +",left="+ left +",location=no,menubar=no,resizable=yes,scrollbars=yes,status=yes,titlebar=no,toolbar=no,directories=no');</Script>";

        //HttpContext.Current.Response.Write(js);if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "OpenWebFormSize"))

        {

            page.ClientScript.RegisterStartupScript(page.GetType(), "OpenWebFormSize", js);

        }

        #endregion

    }

 

 

    ///<summary>/// 转向Url制定的页面

    ///</summary>///<param name="url">连接地址</param>publicstaticvoid JavaScriptLocationHref(string url, Page page)

    {

        #regionstring js =@"<Script language='JavaScript'>

                    window.location.replace('{0}');

                  </Script>";

        js =string.Format(js, url);

        //HttpContext.Current.Response.Write(js);if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "JavaScriptLocationHref"))

        {

            page.ClientScript.RegisterStartupScript(page.GetType(), "JavaScriptLocationHref", js);

        }

        #endregion

    }

 

    ///<summary>/// 打开指定大小位置的模式对话框

    ///</summary>///<param name="webFormUrl">连接地址</param>///<param name="width"></param>///<param name="height"></param>///<param name="top">距离上位置</param>///<param name="left">距离左位置</param>publicstaticvoid ShowModalDialogWindow(string webFormUrl, int width, int height, int top, int left, Page page)

    {

        #regionstring features ="dialogWidth:"+ width.ToString() +"px"+";dialogHeight:"+ height.ToString() +"px"+";dialogLeft:"+ left.ToString() +"px"+";dialogTop:"+ top.ToString() +"px"+";center:yes;help=no;resizable:no;status:no;scroll=yes";

        ShowModalDialogWindow(webFormUrl, features, page);

        #endregion

    }

    ///<summary>/// 弹出模态窗口

    ///</summary>///<param name="webFormUrl"></param>///<param name="features"></param>publicstaticvoid ShowModalDialogWindow(string webFormUrl, string features, Page page)

    {

        string js = ShowModalDialogJavascript(webFormUrl, features);

        //HttpContext.Current.Response.Write(js);if (!page.ClientScript.IsStartupScriptRegistered(page.GetType(), "ShowModalDialogWindow"))

        {

            page.ClientScript.RegisterStartupScript(page.GetType(), "ShowModalDialogWindow", js);

        }

    }

    ///<summary>/// 弹出模态窗口

    ///</summary>///<param name="webFormUrl"></param>///<param name="features"></param>///<returns></returns>publicstaticstring ShowModalDialogJavascript(string webFormUrl, string features)

    {

        #regionstring js =@"<script language=javascript>                            

        showModalDialog('"+ webFormUrl +"','','"+ features +"');</script>";

        return js;

        #endregion

    }

    #endregion

}

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