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Rumah > hujung hadapan web > tutorial js > Kaedah JS untuk mencapai kesan berkelip tajuk halaman apabila mesej datang_kemahiran javascript

Kaedah JS untuk mencapai kesan berkelip tajuk halaman apabila mesej datang_kemahiran javascript

WBOY
Lepaskan： 2016-05-16 15:04:43
asal
1635 orang telah melayarinya

Contoh dalam artikel ini menerangkan kaedah JS untuk mencapai kesan berkelip bagi tajuk halaman web apabila mesej datang. Kongsikan dengan semua orang untuk rujukan anda, butirannya adalah seperti berikut: 

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>无标题页</title>
<script>
var g_blinkid = 0;
var g_blinkswitch = 0;
var g_blinktitle = document.title;
var g_onlineuser = "";
var g_sysmsg_sound = null;
var g_newmsg_sound = null;
var g_app_num = 0;
var g_appnum = 0;
var g_bappmore = false;
var g_inputtime = 0;
function blinkNewMsg()
{
 document.title = g_blinkswitch % 2==0 &#63; "【　　　】 - " + g_blinktitle : "【新消息】 - " + g_blinktitle;
 g_blinkswitch++;
}
 g_blinkid = setInterval(blinkNewMsg, 1000);
function stopBlinkNewMsg()
{
  if (g_blinkid)
  {
    clearInterval(g_blinkid);
    g_blinkid = 0;
    document.title = g_blinktitle;
  }
}
</script>
</head>
<body>
  <form id="form1" runat="server">
  <div>
    <input id="Button1" type="button" value="button" onclick="stopBlinkNewMsg();" />
  </div>
  </form>
</body>
</html>
Salin selepas log masuk

Rujuk kepala-26.js Kaixin.com

var g_blinkid = 0;
var g_blinkswitch = 0;
var g_blinktitle = document.title;
var g_onlineuser = "";
var g_sysmsg_sound = null;
var g_newmsg_sound = null;
var g_app_num = 0;
var g_appnum = 0;
var g_bappmore = false;
var g_inputtime = 0;
function blinkNewMsg()
{
  var now  = new Date();
  var nowtime = now.getTime();
  if(nowtime - g_inputtime > 5000)
  {
    document.title = g_blinkswitch % 2 &#63; "【　　　】 - " + g_blinktitle : "【新消息】 - " + g_blinktitle;
  }
  g_blinkswitch++;
}
function blinkOnline()
{
  document.title = g_blinkswitch % 2 &#63; "○" + g_onlineuser + " 上线了 - " + g_blinktitle : "●" + g_onlineuser + " 上线了 - " + g_blinktitle;
  g_blinkswitch++;
  if (g_blinkswitch > 10)
  {
    stopBlinkNewMsg();
  }
}
function checkNewMsg()
{
  var url = "/home/newmsg.php";
  var pars = "";
  var myAjax = new Ajax.Request(url, {method: "post", parameters: pars, onComplete: function (req) { checkNewMsgShow(req); } });
}
function stopBlinkNewMsg()
{
  if (g_blinkid)
  {
    clearInterval(g_blinkid);
    g_blinkid = 0;
    $("head_msgdiv").style.display = "none";
    document.title = g_blinktitle;
  }
}
var g_oldmsg = g_oldsysmsg = g_oldbbs = g_oldbbsreply = g_oldcomment = g_oldreply = 0;
function checkNewMsgShow(req)
{
  var r = req.responseText;
  stopBlinkNewMsg();
  setTimeout(checkNewMsg, 60000);
  eval ("r="+r);
  var a_msglist = new Array("msg", "sysmsg", "bbs", "bbsreply", "comment", "reply");
  if(r.notice == "1")
  {
    var forbidsound = parseInt(r.forbidsound);
    if (!forbidsound)
    {
      for (i=0; i<a_msglist.length; i++)
      {
        if ($("body_" + a_msglist[i] + "_num"))
        {
          var c = parseInt($("body_" + a_msglist[i] + "_num").innerHTML);
          eval("g_old" + a_msglist[i] + "=c;");
        }
      }
      var newmsg = parseInt(r.msg) + parseInt(r.bbs) + parseInt(r.bbsreply) + parseInt(r.comment) + parseInt(r.reply);
      var sysmsg = parseInt(r.sysmsg);
      var newchange = (parseInt(r.msg) - g_oldmsg)
        || (parseInt(r.bbs) - g_oldbbs)
        || (parseInt(r.bbsreply) - g_oldbbsreply)
        || (parseInt(r.comment) - g_oldcomment)
        || (parseInt(r.reply) - g_oldreply);
      var syschange = (parseInt(r.sysmsg) - g_oldsysmsg);
      for (i=0; i<a_msglist.length; i++)
      {
        eval("g_old" + a_msglist[i] + "=parseInt(r." + a_msglist[i] + ");");
      }
      if (newmsg && newchange)
      {
        if (g_newmsg_sound == null)
        {
          g_newmsg_sound = new SWFObject("http://img.kaixin001.com.cn/i2/newmsg_sound.1.0.swf", "newmsg_sound_swf", "1", "1", "8", "#ffffff", true);
          g_newmsg_sound.addParam("allowscriptaccess", "always");
          g_newmsg_sound.addParam("wmode", "opaque");
          g_newmsg_sound.addParam("menu", "false");
          g_newmsg_sound.addVariable("autoplay","0");
        }
        g_newmsg_sound.write("head_msgsound_div");
      }
      else if (sysmsg && syschange)
      {
        if (g_sysmsg_sound == null)
        {
          g_sysmsg_sound = new SWFObject("http://img.kaixin001.com.cn/i2/sysmsg_sound.1.0.swf", "sysmsg_sound_swf", "1", "1", "8", "#ffffff", true);
          g_sysmsg_sound.addParam("allowscriptaccess", "always");
          g_sysmsg_sound.addParam("wmode", "opaque");
          g_sysmsg_sound.addParam("menu", "false");
          g_sysmsg_sound.addVariable("autoplay","0");
        }
        g_sysmsg_sound.write("head_msgsound_div");
      }
    }
    $("head_msgdiv").style.display = "block";
    g_blinkid = setInterval(blinkNewMsg, 1000);
  }
  else if (0 && r.online.length)
  {
    g_blinkswitch = 0;
    g_onlineuser = r.online;
    g_blinkid = setInterval(blinkOnline, 500);
  }
  for (i=0; i<a_msglist.length; i++)
  {
    if (!parseInt(r[a_msglist[i]]))
    {
      $("head_" + a_msglist[i] + "_num").innerHTML = "";
      if ($("body_" + a_msglist[i] + "_num"))
      {
        $("body_" + a_msglist[i] + "_num").className = "ql2";
        $("body_" + a_msglist[i] + "_num").innerHTML = "0条新";
      }
    }
    else
    {
      $("head_" + a_msglist[i] + "_num").innerHTML = "(" + r[a_msglist[i]] + ")";
      if ($("body_" + a_msglist[i] + "_num"))
      {
        $("body_" + a_msglist[i] + "_num").className = "cr";
        $("body_" + a_msglist[i] + "_num").innerHTML = r[a_msglist[i]] + "条新";
      }
      if (a_msglist[i] == "msg")
      {
        if ('function' == typeof(msg_view_checkNewMsg))
        {
          msg_view_checkNewMsg();
        };
      }
    }
  }
}
function outputHead()
{
  var v_html = 
'<div id="head">'
+'  <div class="hd">'
+'    <div class="h1 wl1" style="margin-top:3px;">'
+'      <div style="padding-left:18px;"><a href="/" class="cf" title="开心网"><img src="http://img.kaixin001.com.cn/i2/kaixinlogo.gif" alt="开心网" width="106" height="36" /></a></div>'
+'    </div>'
+'    <div class="h2">'
+'      <div id="hn1" class="hn_of">'
+'        <div class="hn_tt"><a href="/home/&#63;t=' + Math.ceil(Math.random() * 100) + '" class="n">首页</a></div>'
+'        <div class="hn_sj"><a href="javascript:xs(1);" class="sj"><img src="http://img.kaixin001.com.cn/i/r_sj.gif" width="15" height="20" /></a></div>'
+'        <div class="c"></div>'
+'        <div id="hn1_l" class="hn_l">'
+'          <div><a href="/home/" class="hnm">我的首页</a></div>'
+'          <div class="l1_h"> </div>'
+'          <div class="c9 m0_15">我的首页预览：</div>'
+'          <div>'
+'            <a href="/home/&#63;_preview=friend" class="hnm" target=_blank onclick="javascript:hy();">'
+'            <div class="l" style="margin:5px 3px;"><img src="http://img.kaixin001.com.cn/i/small-tri.gif" width="3" height="5" /></div>'
+'            <div class="l" style="cursor:pointer;">好友访问时</div>'
+'            <div class="c"></div>'
+'            </a>'
+'          </div>'
+'          <div class="mb10">'
+'            <a href="/home/&#63;_preview=other" class="hnm" target=_blank onclick="javascript:hy();" >'
+'            <div class="l" style="margin:5px 3px;"><img src="http://img.kaixin001.com.cn/i/small-tri.gif" width="3" height="5" /></div>'
+'            <div class="l" style="cursor:pointer;">陌生人访问时</div>'
+'            <div class="c"></div>'
+'            </a>'
+'          </div>'
+'        </div>'
+'      </div>'
+'      <div id="hn_xx1" class="hn_xx"><img src="http://img.kaixin001.com.cn/i/r_xx13.gif" width="1" height="13" /></div>'
+'      '
+'      <div id="hn2" class="hn_of">'
+'        <div class="hn_tt"><a href="/friend/&#63;t=' + Math.ceil(Math.random() * 100) + '" class="n">好友</a></div>'
+'        <div class="hn_sj"><a href="javascript:xs(2);" class="sj"><img src="http://img.kaixin001.com.cn/i/r_sj.gif" width="15" height="20" /></a></div>'
+'        <div class="c"></div>'
+'        <!--'
+'        <iframe style="position:absolute;z-index:1;width:expression(this.nextSibling.offsetWidth);height:expression(this.nextSibling.offsetHeight);top:expression(this.nextSibling.offsetTop);left:expression(this.nextSibling.offsetLeft);" frameborder="0" ></iframe>'
+'        -->'
+'        <div id="hn2_l" class="hn_l" style="z-index:2">'
+'          <div><a href="/friend/" class="hnm">我的全部好友</a></div>'
+'          <div><a href="/friend/&#63;viewtype=online" class="hnm">当前在线好友</a></div>'
+'          <div><a href="/friend/group.php" class="hnm">好友管理</a></div>'
+'          <div><a href="/home/fstatus.php" class="hnm">好友状态更新</a></div>'
+'          <div class="l1_h"> </div>'
+'          <div><a href="/friend/invite.php" class="hnm">邀请朋友加入</a></div>'
+'          <div><a href="/friend/search.php" class="hnm">查找朋友</a></div>'
+'        </div>'
+'      </div>'
+'      <div id="hn_xx2" class="hn_xx"><img src="http://img.kaixin001.com.cn/i/r_xx13.gif" width="1" height="13" /></div>'
+'    '
+'      <div id="hn3" class="hn_of">'
+'        <div class="hn_tt"><a href="/group/&#63;t=' + Math.ceil(Math.random() * 100) + '" class="n">群</a></div>'
+'        <div class="hn_sj"><a href="javascript:xs(3);" class="sj"><img src="http://img.kaixin001.com.cn/i/r_sj.gif" width="15" height="20" /></a></div>'
+'        <div class="c"></div>'
+'        <div id="hn3_l" class="hn_l">'
+'          <div><a href="/group/" class="hnm">我的群</a></div>'
+'          <div><a href="/group/flist.php" class="hnm">好友的群</a></div>'
+'          <div class="l1_h"> </div>'
+'          <div><a href="/group/new.php" class="hnm">创建新群</a></div>'
+'          <div><a href="/group/search.php" class="hnm">全部群</a></div>'
+'        </div>'
+'      </div>'
+'      <div id="hn_xx3" class="hn_xx"><img src="http://img.kaixin001.com.cn/i/r_xx13.gif" width="1" height="13" /></div>'
+'    '
+'      <div id="hn4" class="hn_of" style="padding-right:28px;">'
+'        <div class="hn_tt"><a href="/msg/&#63;t=' + Math.ceil(Math.random() * 100) + '" class="n">消息</a></div>'
+'        <div class="hn_sj"><a href="javascript:xs(4);" class="sj"><img src="http://img.kaixin001.com.cn/i/r_sj.gif" width="15" height="20" /></a><span style="position:absolute;top:5px; left:65px;display:none;" id=head_msgdiv><a href="/msg/" class="n" style="margin-top:-5px;"><img src="http://img.kaixin001.com.cn/i/ddtx.gif" onmouseover="javascript:xs(4);" border=0></a></span></div>'
+'        <div class="c"></div>'
+'        <div id="hn4_l" class="hn_l">'
+'          <div><a href="/msg/inbox.php&#63;t=' + Math.ceil(Math.random() * 100) + '" class="hnm">短消息<span style="padding-left:2px;color:red;" id=head_msg_num></span></a></div>'
+'          <div><a href="/msg/sys.php&#63;t=' + Math.ceil(Math.random() * 100) + '" class="hnm"">系统消息<span style="padding-left:2px;color:red;" id=head_sysmsg_num></span></a></div>'
+'          <div class="l1_h"> </div>'
+'          <div><a href="/comment/&#63;t=' + Math.ceil(Math.random() * 100) + '" class="hnm">评论<span style="padding-left:2px;color:red;" id=head_comment_num></span></a></div>'
+'          <div><a href="/comment/send.php&#63;t=' + Math.ceil(Math.random() * 100) + '" class="hnm">评论回复<span style="padding-left:2px;color:red;" id=head_reply_num></span></a></div>'
+'          <div><a href="/comment/uindex.php&#63;t=' + Math.ceil(Math.random() * 100) + '" class="hnm">留言板<span style="padding-left:2px;color:red;" id=head_bbs_num></span></a></div>'
+'          <div><a href="/comment/usend.php&#63;t=' + Math.ceil(Math.random() * 100) + '" class="hnm">留言回复<span style="padding-left:2px;color:red;" id=head_bbsreply_num></span></a></div>'
+'        </div>'
+'      </div>'
+'      <div id="hn_xx4" class="hn_xx"></div>'
+'      '
+'      <div class="c"></div>'
+'    </div>'
+'    <div class="h3"><a href="/friend/invite.php" class="ce">邀请</a> ┊ <a href="/friend/search.php" class="ce">找人</a> ┊ <a href="/set/account.php" class="ce">账户</a> ┊ <a href="/set/privacy.php" class="ce">隐私</a> ┊ <a href="/login/logout.php" class="ce">退出</a></div>'
+'    <div class="c"></div>'
+'  </div>'
+'</div>'
+'<div id="head_msgsound_div" style="left:0;top:0;position:absolute;"></div>'
+'<div id="main">'
+'  <div class="m1 wl1">'
+'    <div class="m1t"></div>'
+'    <div id="app_friend_tip" style="z-index:20000;position:absolute;background:#fff;border:2px solid #F7F7F7;width:160px;height:250px;display:none;">'
+'    </div>';
  document.writeln(v_html);
}
function _outputApp(v_icon, v_link, v_title, v_aid, v_index_num)
{
  if (-1 == v_link.indexOf("&#63;"))
  {
    v_link += "&#63;t=" + Math.ceil(Math.random() * 100);
  }
  else
  {
    v_link += "&t=" + Math.ceil(Math.random() * 100);
  }
  v_html = 
'<div style="margin:12px 15px 12px 15px;" onmouseover="javascript:if(\'' + v_index_num + '\'==\'1\'){$(\'app_friend_' + v_aid + '\').style.display=\'block\';}" onmouseout="javascript:$(\'app_friend_' + v_aid + '\').style.display=\'none\';">'
+'  <div class="l"><img src="' + v_icon + '" width="28" height="24" align="absmiddle" /> <a href="' + v_link + '" class="sl" title="' + v_title + '" ><b class="f14">' + v_title + '</b></a></div>'
+'  <div class="l" id="app_friend_' + v_aid + '" style="display:none;padding:8px 3px;cursor:pointer;" onclick="javascript:a_appfriend_show(' + v_aid + ' , \'' + v_link + '\' , \'' + v_title + '\');"><img src="http://img.kaixin001.com.cn/i2/xiasanjiao.gif" width="7" height="4" alt="快速查看你所有好友的' + v_title + '内容" align="absmiddle" /></div>'
+'  <div class="c"></div>'
+'</div>';
  return v_html;
}
function outputApp(v_icon, v_link, v_title, v_aid, v_index_num)
{
  document.writeln(_outputApp(v_icon, v_link, v_title, v_aid, v_index_num));
}
function _setApplistHiddenHead()
{
  if (g_app_num==-1) return '';
  g_appnum++;
  if (g_appnum>g_app_num && !g_bappmore)
  {
    g_bappmore = true;
    return '<span id=applistmore style="display:none">';
  }
  return '';
}
function setApplistHiddenHead()
{
  document.writeln(_setApplistHiddenHead());
}
function _setApplistHiddenTail()
{
  if (g_app_num==-1) return '';
  if (g_bappmore)
  {
    return '</span><div id=applistscroll class="tar" style="margin-top:-10px;"><img src="http://img.kaixin001.com.cn/i2/xiala.gif" width="5" align="absmiddle"> <a href="javascript:showAppmore();" class="sl-gray" style="text-decoration:none;" title="列出我的全部组件">展开</a>  </div>';
  }
  return '';
}
function setApplistHiddenTail()
{
  document.writeln(_setApplistHiddenTail());
}
function outputHead2()
{
  document.write('<div class="tac mb5"><img src="http://img.kaixin001.com.cn/i/index_app.gif" width="120" height="2" /></div> <div style="position:relative;"> <div class="install_tips" id="install_tips" style="position:absolute; left:110px; top:-7px; z-index:99; display:none;"> <div class="tar" style="padding:7px 15px 0 0;"><img src="http://img.kaixin001.com.cn/i2/black_del.gif" title="关闭" style="cursor:pointer;" onclick="h(\'install_tips\')" /></div> <p style="padding:0px 20px;">点击这里，添加各种实用或游戏组件</p></div> <div class="p5 m0_10 tac"><img src="http://img.kaixin001.com.cn/i/index_app_add1.gif" width="9" height="9" title="添加组件" /> <a href="/app/list.php" class="sl2">添加组件</a></div> </div> <div class="p5 m0_10 tac" style="margin-top:-8px;"><img src="http://img.kaixin001.com.cn/i/index_app_set1.gif" width="9" height="9" title="组件设置" /> <a href="/set/appman.php" class="sl2">组件设置</a></div></div>');
}
function showAppmore()
{
  if ($("applistmore").style.display=="none") 
  {
    $("applistmore").style.display="block";
    $("applistscroll").innerHTML = '<img src="http://img.kaixin001.com.cn/i2/shouqi.gif" width="5" align="absmiddle"> <a href="javascript:showAppmore();" class="sl-gray" style="text-decoration:none;">收起</a>  ';
  }
  else
  {
    $("applistmore").style.display="none";
    $("applistscroll").innerHTML = '<img src="http://img.kaixin001.com.cn/i2/xiala.gif" width="5" align="absmiddle"> <a href="javascript:showAppmore();" class="sl-gray" style="text-decoration:none;">展开</a>  ';
  }
}
function outputAppInfo()
{
  if (g_allapp_num > g_prevapp_num)
  {
    var url = "/app/left.php";
    var pars = "";
    var myAjax = new Ajax.Request(url, {method: "post", parameters: pars, onComplete: function (req) { outputAppInfoAjaxShow(req); } });
  }
}
function outputAppInfoAjaxShow(req)
{
  eval("data="+req.responseText);
  var v_html = '';
  for (var i=0; i<data.length; i++)
  {
    v_html += _setApplistHiddenHead();
    v_html += _outputApp(data[i]["icon"], data[i]["link"], data[i]["title"], data[i]["aid"], data[i]["index_num"]);
  }
  v_html += _setApplistHiddenTail();
  $("head_applist").innerHTML =v_html;
}
function outputTail()
{
  document.writeln('<div class="c"></div>'
+'</div>'
+'<div id="b">'
+'  <div class="b1"><a href="/s/about.html" class="c6" target="_blank">关于我们</a><span>┊</span><a href="/s/contact.html" class="c6" target="_blank">联系方式</a><span>┊</span><a href="/t/feedback.html" class="c6" target="_blank">意见反馈</a><span>┊</span><a href="/s/help.html" class="c6" target="_blank">帮助中心</a>　 &copy; 2009 kaixin001.com  <a class=c6 href=http://www.miibeian.gov.cn target=_blank>京ICP证080482号</a> </div>'
+'</div>');
}
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Pembaca yang berminat dengan lebih banyak kandungan berkaitan JavaScript boleh menyemak topik khas di tapak ini: "Ringkasan kemahiran operasi ajax dalam JavaScript", "Ringkasan JavaScript menukar kesan khas dan kemahiran", " Ringkasan teknik algoritma carian JavaScript", "Ringkasan kesan dan teknik khas animasi JavaScript", "Ringkasan ralat JavaScript dan teknik penyahpepijatan", "Struktur data JavaScript dan ringkasan teknik algoritma", "Ringkasan algoritma dan teknik traversal JavaScript" dan "Ringkasan penggunaan operasi matematik JavaScript "

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