前臺(tái)代碼:
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<asp:Button ID= "Button1" runat= "server" Text= "打印" onclick= "Button1_Click" OnClientClick= "this.value='數(shù)據(jù)提交中……';this.disabled=true;" UseSubmitBehavior= "False" /> |
后臺(tái)代碼:
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public partial class WebForm1 : System.Web.UI.Page { protected override void OnLoad(EventArgs e) { StringBuilder pageBase_script = new StringBuilder( "<script Language=\"Javascript\">" ); pageBase_script.Append( @"var times=0; function pageBase_tick() //用于顯示執(zhí)行的時(shí)長(zhǎng) { times++; var str = ''; var temp = times%5; for(var i=0;i<temp;i++) str+='.'; document.getElementById('pageBase_Clocktimes').innerHTML ='正在提交,請(qǐng)稍候'+ str; } " ); pageBase_script.Append( "<" ).Append( "/" ).Append( "script>" ); StringBuilder pageBase_div = new StringBuilder( " <div id=\"pageBase_runing\" runat=\"server\" style=\"z-index: 12000; left: 0px; width: 100%; position: absolute; top: 0px; height: 100%\">" ); pageBase_div.Append( "<table width=\"100%\" height=\"100%\">" ); pageBase_div.Append( "<tr align=\"center\" valign=\"middle\">" ); pageBase_div.Append( "<td>" ); pageBase_div.Append( " <table width=\"200\" height=\"25\" bgcolor=\"#9999FF\" style=\"filter: Alpha(Opacity=70); \">" ); pageBase_div.Append( " <tr align=\"center\" valign=\"middle\">" ); pageBase_div.Append( " <td>" ); pageBase_div.Append( "<div style=\"width:200px;height:25px; background-color: #99CCFF; \">" ); pageBase_div.Append( " <div id=\"pageBase_Clocktimes\" style=\"color: #FF0000; float:left; width:196px;height:21px \" >正在提交,請(qǐng)稍候</div>" ); pageBase_div.Append( "</div>" ); pageBase_div.Append( "</td>" ); pageBase_div.Append( " </tr>" ); pageBase_div.Append( " </table>" ); pageBase_div.Append( " </td>" ); pageBase_div.Append( " </tr>" ); pageBase_div.Append( " </table>" ); pageBase_div.Append( "</div>" ); StringBuilder pageBase_divHide = new StringBuilder( "<script Language=\"Javascript\">" ); pageBase_divHide.Append( "document.getElementById('pageBase_runing').style.visibility = \"hidden\";" ); pageBase_divHide.Append( "<" ).Append( "/" ).Append( "script>" ); if (!Page.ClientScript.IsStartupScriptRegistered( "runingscript" )) { Page.ClientScript.RegisterStartupScript(Page.GetType(), "pageBase_div" , pageBase_div.ToString()); Page.ClientScript.RegisterStartupScript(Page.GetType(), "pageBase_script" , pageBase_script.ToString()); Page.ClientScript.RegisterStartupScript(Page.GetType(), "pageBase_divHide" , pageBase_divHide.ToString()); } base .OnLoad(e); } /// <summary> /// 設(shè)置提交之后.出現(xiàn)請(qǐng)等待提示,在頁(yè)面調(diào)用基類的這個(gè)方法,把要提交的控件傳入即可 /// </summary> /// <param name="btn">提交按鈕</param> public void SubmitLoad(Button btn) { btn.Attributes.Add( "onclick" , "javascript:document.getElementById('pageBase_runing').style.visibility='visible';window.setInterval('pageBase_tick()',500);" ); } /// <summary> /// 設(shè)置提交之后.出現(xiàn)請(qǐng)等待提示 /// </summary> /// <param name="lbtn">提交按鈕</param> public void SubmitLoad(LinkButton lbtn) { lbtn.Attributes.Add( "onclick" , "javascript:document.getElementById('pageBase_runing').style.visibility='visible';window.setInterval('pageBase_tick()',1000);" ); } protected void Page_Load( object sender, EventArgs e) { SubmitLoad(Button1); } protected void Button1_Click( object sender, EventArgs e) { Button1.Enabled= false ; //string IP = PrintingLabel.SearchPrinterIP(TextBox1.Text, TextBox2.Text, TextBox3.Text); //Response.Write(IP); int ifs=0; for ( int i = 0; i < 1000000000; i++) { ifs++; } } } } |
以上所述是小編給大家介紹的asp.net中避免重復(fù)提交和彈出提示框的實(shí)例代碼,希望對(duì)大家有所幫助,如果大家有任何疑問(wèn)請(qǐng)給我留言,小編會(huì)及時(shí)回復(fù)大家的。在此也非常感謝大家對(duì)服務(wù)器之家網(wǎng)站的支持!
原文鏈接:http://www.cnblogs.com/qiuweiguo/archive/2012/10/18/2728837.html