自写的一Javascript右键菜单类

2024-09-05 12:20:33

字体：大中小

来源：转载

供稿：网友

这是自己写的一个右键菜单类，屏蔽掉了IE固有的右键菜单，一共有四个参数：第一个是出发显示右键菜单的div的id
　　第二个是右键菜单这个层的id，根据这个id去创建一个新的层，menuList是菜单项的列表，对应了点击一个菜单项后触发的函数，classList是菜单的class名称，以及菜单项对应的class名称，包含了鼠标滑过时的class。

<!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=gb2312" /><title>右键菜单</title><style type="text/css">.cmenu{	position:absolute;	top:100px;	left:100px;	width:200px;	height:200px;	background-color:white;	border:1px solid pink;}.liAble{	font-family:"宋体";	color:#6699CC;	margin-left:10px;	margin-top:5px;	list-style-type:none;	cursor:default;}.liMouseOver{	margin-left:10px;	margin-top:5px;	background-color:#CCFFFF;	list-style-type:none;	cursor:default;}</style></head><body><div style="margin-left:auto; margin-right:auto; height:300px; width:60%;background-color:#CC6699" id="x"></div><input type="hidden" id="value1" value="4" /><input type="hidden" id="value2" value="5" /><script type="text/javascript">//右键菜单类function RightHandMenu(div,menuDiv,menuList,classList){	var oThis = this;	this._menuList = 	{			}	this._classList = 	{		objClass:'',		MenuClass:'',		liAbleClass:'',		liMouseOverClass:''	}	this.Init = function()	{				this._obj = $(div);		this._obj.oncontextmenu = function(e){oThis.ShowMenu(e)};		this._obj.className = this._classList.objClass;		document.onclick = function(){oThis.HiddenMenu()};		objToObj(this._classList, classList);		objToObj(this._menuList, menuList);			}		this.CreateMenu = function()	{		if($(menuDiv))		{			alert("该ID已被占用");			return;		}		this._menu = document.createElement("DIV");		this._menu.id = menuDiv;                this._menu.oncontextmenu = function(e){stopBubble(e)};		this._menu.className = this._classList.MenuClass;		this._menu.style.display = "none";		document.body.appendChild(this._menu);			}	this.CreateMenuList = function()	{		for(var pro in this._menuList)		{			var li = document.createElement("LI");			li.innerHTML = pro;			this._menu.appendChild(li);			li.className = this._classList.liAbleClass;			li.onclick = this._menuList[pro];			li.onmouseover = function(){oThis.ChangeLiClass(this,oThis._classList.liMouseOverClass)}			li.onmouseout = function(){oThis.ChangeLiClass(this,oThis._classList.liAbleClass)}		}	}	this.ChangeLiClass = function(obj,name)	{		obj.className = name	}	this.ShowMenu = function(e)	{		var e = e || window.event;		stopBubble(e);		var offsetX = e.clientX;		var offsetY = e.clientY;		with(this._menu.style)		{			display = "block";			top = offsetY + "px";			left = offsetX + "px";		}	}		this.HiddenMenu = function()	{		this._menu.style.display = "none";	}	this.Init();	this.CreateMenu();	this.CreateMenuList();}function stopBubble(oEvent){	if(oEvent.stopPropagation) oEvent.stopPropagation();	else oEvent.cancelBubble = true;	 if(oEvent.preventDefault) oEvent.preventDefault();    else oEvent.returnValue = false;} function $(div){	return 'string' == typeof div ? document.getElementById(div) : div;}function objToObj(destination,source){	for(var pro in source)	{		destination[pro] = source[pro];	}	return destination;}//构造右键菜单function Edit(){	alert("edit");}function Delete(){	alert("delete");}var menuList = {	编辑:Edit,	删除:Delete}var classList = {	MenuClass:'cmenu',	liAbleClass:'liAble',	liMouseOverClass:'liMouseOver'}var x = new RightHandMenu("x","testDiv",menuList,classList)</script></body></html>

上一篇：漂亮淡蓝色滑动门代码

下一篇：论坛上的鼠标感应菜单，带阴影