JS实现的自定义右键菜单实例二则

网络编程 2024/11/14 佚名

3 2 1

本文实例讲述了JS实现的自定义右键菜单。分享给大家供大家参考。具体如下：

示例1：

运行效果截图：

具体代码如下：

<!DOCTYPE html>
<html>
 <head>
 <title>JS实现自定义右键菜单</title>
 <meta http-equiv="content-type" content="text/html; charset=utf-8">
 <script src="/UploadFiles/2021-04-02/ajax.js">

其中ajax.js代码如下：
复制代码 代码如下:

var _LT_ajax_proxyXmlUrl="http://srvfree.api.51ditu.com/apisrv/p4x";function LTNS(){LTNS.info={time:'Thu Jul 19 10:00:08 UTC+0800 2012',version:'1',ov:'1.3 Ver 20070705'};var w=function(uq){var iq=0,oq=0;var pq=uq.length;var aq=new String();var sq=-1;var dq=0;for(var fq=0;fq<pq;fq++){var gq=uq.charCodeAt(fq);gq=(gq==95)"post","&charset=","url=","lt","get","undefined","utf-8","","string","error","loaded","complete","interactive","unload","shape",'function',"on",w("SsDoQN1q")];var i=window;var o=document;function yq(uq,iq){for(var oq in iq){uq[oq]=iq[oq];};}function a(){};function s(yq,uq){return function(){return uq.apply(yq,arguments)};};function d(yq){return(yq.tagName||yq==i||yq==o);};function f(yq){return(yq&&yq.ownerDocument&&yq.ownerDocument.parentWindow)"mouseover,mouseout,mousemove,mousedown,mouseup,click,dbclick";var oq=o.createEvent("Event");oq.initEvent(event,false,true);yq.dispatchEvent(oq);};}catch(pq){alert('LTEvent.trigger error.');};}else{if(!uq){uq=[];};var aq=yq._LT_E_;if(aq&&aq.length>0){for(var sq=aq.length-1;sq>=0;sq--){var dq=aq[sq];if(dq&&dq[2]){if(dq[1]=="*"){dq[2].apply(yq,[event,uq]);};if(dq[1]==event){dq[2].apply(yq,uq);};};};};};};function _(){return o.all"loading"&&o.readyState!=q[12]):(a.readyState==q[11])};function Q(){if(!a.unLoadListener){a.unLoadListener=c(i,q[13],n);};if(!o.all&&!a.readyState){a.readyState=q[12];c(o,"DOMContentLoaded",function(){a.readyState=q[11];},true);};};yq(a,{getCallback:s,isHtmlControl:d,getObjWin:f,getWindowEvent:g,createAdapter:h,cancelBubble:j,returnTrue:k,bind:l,deposeNode:z,runOnceHandle:x,addListener:c,removeListener:v,clearListeners:b,clearAllListeners:n,trigger:m,isDocumentLoaded:_,load:Q});function W(yq,uq){var e=this;e[0]=yq"_OLR";var pq=e.win;pq[e.objName]=null;var uq=uq"T6LuT2zgONPXSsDoQN1q");e.jsFile.defer=true;pq.document.body.insertBefore(e.jsFile,pq.document.body.firstChild);l(e.jsFile,"readystatechange",e,e.onReadyStateChange);l(e.jsFile,"load",e,e.onLoad);};e.jsFile.charset=uq;e.jsFile.src=yq;e.running=true;e.crypt=iq;},onLoadStart:function(yq){var e=this;m(e,"loadstart",[yq]);return true;},onLoad:function(yq){var e=this;var uq=e.win;if(uq[e.objName]){var iq=uq[e.objName];uq[e.objName]=null;m(e,q[10],[e.parseObject(iq)]);}else{m(e,q[9],[]);};if(!o.all&&e.jsFile&&e.jsFile.parentNode==uq.document.body){e.jsFile.removeAttribute("src");uq.document.body.removeChild(e.jsFile);delete e.jsFile;};e.running=false;},parseObject:function(yq){var e=this;if(e.crypt||yq.e){U(yq);};return yq;},onReadyStateChange:function(yq){var e=this;if(!e.jsFile||(e.jsFile.readyState!=q[10])){return;};e.onLoad();}});function R(yq,uq,iq,oq){var oq=oq"Microsoft.XMLHTTP");};};function F(yq,uq){var iq=D();iq.open(q[4],yq,true);iq.onreadystatechange=function(){if(iq.readyState!=4){return;};var oq=iq.responseXML.xml"Msxml2.DOMDocument");}catch(iq){uq=new ActiveXObject("Msxml.DOMDocument");};if(yq){uq.loadXML(yq);};}else{if(yq){if(typeof DOMParser!=q[5]){uq=new DOMParser().parseFromString(yq,"text/xml")};}else{if(o.implementation&&o.implementation.createDocument){uq=o.implementation.createDocument(q[7],q[7],null);};};};return uq;};function Z(yq,uq){if(!uq){yq.i={};uq=yq;};if(yq.a.id){uq.i[yq.a.id]=yq;};for(var iq=0;iq<yq.c.length;iq++){Z(yq.c[iq],uq);};};function X(yq){var uq=L();if(yq){uq.appendChild(C(yq,uq));};return uq;};function C(yq,uq){var iq=uq.createElement(yq.n);for(var oq in yq.a){iq.setAttribute(oq,yq.a[oq]);};for(var pq=0;pq<yq.c.length;pq++){iq.appendChild(C(yq.c[pq],uq));};if(yq.t){iq.appendChild(uq.createTextNode(yq.t));};return iq;};function V(yq,uq){if(typeof(yq)==q[8]){yq=L(yq);};if(yq.documentElement){yq=yq.documentElement;};var iq={n:yq.nodeName,a:{},c:[]};if(!uq){iq.i={};uq=iq;};if(yq.attributes){for(var oq=0;oq<yq.attributes.length;oq++){var pq=yq.attributes[oq].nodeName,aq=yq.attributes[oq].nodeValue;iq.a[pq]=aq;if(pq=="id"){uq.i[aq]=iq;};};};for(var oq=0;oq<yq.childNodes.length;oq++){var sq=yq.childNodes[oq].nodeType;if(sq>=3&&sq<=6){var dq=yq.childNodes[oq].nodeValue;if(!iq.t&&!new RegExp("^[\\s]+$").test(dq)){iq.t=dq;};};if(sq==1){uq=uq"shi_2011";};yq(rq.prototype,{put:function(yq,uq){var e=this;e[e.prefix+yq]=uq;e.length++;},get:function(yq){var e=this;return typeof e[e.prefix+yq]==q[5]"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";e.base64DecodeChars=new Array(-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63,52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,-1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1);};yq(tq.prototype,{base64encode:function(yq){var uq,iq,oq;var pq,aq,sq;oq=yq.length;iq=0;uq=q[7];while(iq<oq){pq=yq.charCodeAt(iq++)&0xff;if(iq==oq){uq+=tq.base64EncodeChars.charAt(pq2);uq+=tq.base64EncodeChars.charAt((pq&0x3)<<4);uq+="==";break;};aq=yq.charCodeAt(iq++);if(iq==oq){uq+=tq.base64EncodeChars.charAt(pq2);uq+=tq.base64EncodeChars.charAt(((pq&0x3)<<4)|((aq&0xF0)4));uq+=tq.base64EncodeChars.charAt((aq&0xF)<<2);uq+="=";break;};sq=yq.charCodeAt(iq++);uq+=tq.base64EncodeChars.charAt(pq2);uq+=tq.base64EncodeChars.charAt(((pq&0x3)<<4)|((aq&0xF0)4));uq+=tq.base64EncodeChars.charAt(((aq&0xF)<<2)|((sq&0xC0)6));uq+=tq.base64EncodeChars.charAt(sq&0x3F);};return uq;},base64decode:function(yq){var e=this;var uq,iq,oq,pq;var aq,sq,dq;sq=yq.length;aq=0;dq=q[7];while(aq<sq){do{uq=e.base64DecodeChars[yq.charCodeAt(aq++)&0xff];}while(aq<sq&&uq==-1);if(uq==-1)break;do{iq=e.base64DecodeChars[yq.charCodeAt(aq++)&0xff];}while(aq<sq&&iq==-1);if(iq==-1)break;dq+=String.fromCharCode((uq<<2)|((iq&0x30)4));do{oq=yq.charCodeAt(aq++)&0xff;if(oq==61)return 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示例2：
运行效果截图如下：

具体代码如下：


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>自定义右键菜单</title>
<style type="text/css"> 
body,ul,li{margin:0;padding:0;}
body{font:12px/24px arial;}
#menu{position:absolute;top:-9999px;left:-9999px;width:100px;border-radius:3px;list-style-type:none;border:1px solid #8f8f8f;padding:2px;background:#fff;}
#menu li{position:relative;height:24px;padding-left:24px;background:#eaead7;vertical-align:top;}
#menu li a{display:block;color:#333;background:#fff;padding-left:5px;text-decoration:none;}
#menu li.active{background:#999;}
#menu li.active a{color:#fff;background:#8f8f8f;}
#menu li em{position:absolute;top:0;left:0;width:24px;height:24px;background:url(images/ico.png) no-repeat;}
#menu li em.cur{background-position:0 0;}
#menu li em.copy{background-position:0 -24px;}
#menu li em.paste{background-position:0 -48px;}
</style>
<script type="text/javascript"> 
window.onload = function ()
{
 var oMenu = document.getElementById("menu");
 var aLi = oMenu.getElementsByTagName("li");
 //加载后隐藏自定义右键菜单
 oMenu.style.display = "none";
 //菜单鼠标移入/移出样式
 for (i = 0; i < aLi.length; i++)
 {
 //鼠标移入样式
 aLi[i].onmouseover = function ()
 {
  this.className = "active" 
 };
 //鼠标移出样式
 aLi[i].onmouseout = function ()
 {
  this.className = "" 
 }
 }
 //自定义菜单
 document.oncontextmenu = function (event)
 {
 var event = event || window.event;
 var style = oMenu.style;
 style.display = "block";
 style.top = event.clientY + "px";
 style.left = event.clientX + "px";
 return false;
 };
 //页面点击后自定义菜单消失
 document.onclick = function ()
 {
 oMenu.style.display = "none" 
 }
};
</script>
</head>
<body>
<center>自定义右键菜单，请在页面点击右键查看效果。</center>
<ul id="menu">
 <li><em class="cut"></em><a href="javascript:;">剪切</a></li>
 <li><em class="copy"></em><a href="javascript:;">复制</a></li>
 <li><em class="paste"></em><a href="javascript:;">粘贴</a></li>
</ul>
</body>
</html>




完整实例代码点击此处本站下载。
希望本文所述对大家的javascript程序设计有所帮助。

JS,自定义,右键菜单

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JS实现的自定义右键菜单实例二则

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P70系列延期，华为新旗舰将在下月发布

3月20日消息，近期博主@数码闲聊站透露，原定三月份发布的华为新旗舰P70系列延期发布，预计4月份上市。

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评论“JS实现的自定义右键菜单实例二则”

P70系列延期，华为新旗舰将在下月发布

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