当前位置: 首页 > 图文教程 > 网络编程 > Javascript > xp风格菜单

Javascript
将HTML自动转为JS代码
一端时间轮换的广告
制作特殊字的脚本
美化下拉列表
文字幻灯片
判断是否输入完毕再激活提交按钮
JS控制表格隔行变色
左右两侧的广告代码 简单
父窗口获取弹出子窗口文本框的值
网页的标准,IMG不支持onload标签怎么办
一个很简单的办法实现TD的加亮效果.
文本框栏目介绍
自动检查并替换文本框内的字符
会自动逐行上升的文本框
列表内容的选择
对textarea框的代码调试,而且功能上使用非常方便,酷
提高代码性能技巧谈—以创建千行表格为例
Javascript的IE和Firefox兼容性汇编
让插入到 innerHTML 中的 script 跑起来
DEFER怎么用?

Javascript 中的 xp风格菜单


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-08-10   浏览: 137 ::
收藏到网摘: n/a

网易的个人主页收费了,顺便把以前写的一些东西贴出来,或许可以用用。

xp风格菜单

context.js

<!--
/**
 *@context menu with xp style
 *@author: LiXinGang  [email protected] 2002.3.25
 *@version v1.0
 */

// menu object
function contextMenu()
{
 this.items   = new Array();
 
 this.addItem = function (item)
 {
  this.items[this.items.length] = item;
 }

 this.show = function (oDoc)
 {
  var strShow = "";
  var i;
  
  strShow = "<div id=\"rightmenu\" style=\"BACKGROUND-COLOR: #ffffff; BORDER: #000000 1px solid; LEFT: 0px; POSITION: absolute; TOP: 0px; VISIBILITY: hidden; Z-INDEX: 10\">";
  strShow += "<table border=\"0\" height=\"";
  strShow += this.items.length * 20;
  strShow += "\" cellpadding=\"0\" cellspacing=\"0\">";
  strShow += "<tr height=\"3\"><td bgcolor=\"#d0d0ce\" width=\"2\"></td><td>";
  strShow += "<table border=\"0\" width=\"100%\" height=\"100%\" cellpadding=0 cellspacing=0 bgcolor=\"#ffffff\">";
  strShow += "<tr><td bgcolor=\"#d0d0ce\" width=\"23\"></td><td><img src=\" \" height=\"1\" border=\"0\"></td></tr></table>";
  strShow += "</td><td width=\"2\"></td></tr>";
  strShow += "<tr><td bgcolor=\"#d0d0ce\"></td><td>";
  strShow += "<table border=\"0\" width=\"100%\" height=\"100%\" cellpadding=3 cellspacing=0 bgcolor=\"#ffffff\">";
  oDoc.write(strShow);
  for(i=0; i<this.items.length; i++)
  {
   this.items[i].show(oDoc);
  }
  strShow = "</table></td><td></td></tr>";
  strShow += "<tr height=\"3\"><td bgcolor=\"#d0d0ce\"></td><td>";
  strShow += "<table border=\"0\" width=\"100%\" height=\"100%\" cellpadding=0 cellspacing=0 bgcolor=\"#ffffff\">";
  strShow += "<tr><td bgcolor=\"#d0d0ce\" width=\"23\"></td><td><img src=\" \" height=\"1\" border=\"0\"></td></tr></table>";
  strShow += "</td><td></td></tr>";
  strShow += "</table></div>\n";
  oDoc.write(strShow);
 }
}

// menu Item object
function contextItem(text, icon, cmd, type)
{
 this.text = text ? text : "";
 this.icon = icon ? icon : "";
 this.cmd = cmd ? cmd : "";
 this.type = type ? type : "menu";
 
 this.show = function (oDoc)
 {
  var strShow = "";
  
  if(this.type == "menu")
  {
   strShow += "<tr ";
   strShow += "onmouseover=\"changeStyle(this, 'on');\" ";
   strShow += "onmouseout=\"changeStyle(this, 'out');\" ";
   strShow += "onclick=\"";
   strShow += this.cmd;
   strShow += "\">";
   strShow += "<td class=\"ltdexit\" width=\"16\">";
   if (this.icon == "")
    strShow += "&nbsp;";
   else {
    strShow += "<img border=\"0\" src=\"";
    strShow += this.icon;
    strShow += "\" width=\"16\" height=\"16\" style=\"POSITION: relative\"></img>";
   }
   strShow += "</td><td class=\"mtdexit\">";
   strShow += this.text;
   strShow += "</td><td class=\"rtdexit\" width=\"5\">&nbsp;</td></tr>";
  }
  else if (this.type == "separator")
  {
   strShow += "<tr><td class=\"ltdexit\">&nbsp;</td>";
   strShow += "<td class=\"mtdexit\" colspan=\"2\"><hr color=\"#000000\" size=\"1\"></td></tr>";
  }
  
  oDoc.write(strShow);
 }
}

function changeStyle(obj, cmd)

 if(obj) try {
  var imgObj = obj.children(0).children(0);
  
  if(cmd == 'on') {
   obj.children(0).className = "ltdfocus";
   obj.children(1).className = "mtdfocus";
   obj.children(2).className = "rtdfocus";
   if(imgObj)
   {
    if(imgObj.tagName.toUpperCase() == "IMG")
    {
     imgObj.style.left = "-1px";
     imgObj.style.top = "-1px";
    }
   }
  }
  else if(cmd == 'out') {
   obj.children(0).className = "ltdexit";
   obj.children(1).className = "mtdexit";
   obj.children(2).className = "rtdexit";
   if(imgObj)
   {
    if(imgObj.tagName.toUpperCase() == "IMG")
    {
     imgObj.style.left = "0px";
     imgObj.style.top = "0px";
    }
   }
  }
 }
 catch (e) {}
}

function showMenu()
{
 var x, y, w, h, ox, oy;
 
 x = event.clientX;
 y = event.clientY;
 
 var obj = document.getElementById("rightmenu");
 if (obj == null)
  return true;
 
 ox = document.body.clientWidth;
 oy = document.body.clientHeight;
 if(x > ox || y > oy)
  return false;
 w = obj.offsetWidth;
 h = obj.offsetHeight;
 if((x + w) > ox)
   x = x - w;
 if((y + h) > oy)
  y = y - h;
 
 obj.style.posLeft = x + document.body.scrollLeft;
 obj.style.posTop = y + document.body.scrollTop;
 obj.style.visibility = "visible";
 
 return false;
}
function hideMenu()
{
 if(event.button == 0)
 {
  var obj = document.getElementById("rightmenu");
  if (obj == null)
   return true;
  obj.style.visibility = "hidden";
  obj.style.posLeft = 0;
  obj.style.posTop = 0;
 }
}

function writeStyle()
{
 var strStyle = "";
 
 strStyle += "<STYLE type=text/css>";
 strStyle += "TABLE {Font-FAMILY: \"Tahoma\",\"Verdana\",\"宋体\"; FONT-SIZE: 9pt}";
 strStyle += ".mtdfocus {BACKGROUND-COLOR: #ccccff; BORDER-BOTTOM: #000000 1px solid; BORDER-TOP: #000000 1px solid; CURSOR: hand}";
 strStyle += ".mtdexit {BACKGROUND-COLOR: #ffffff; BORDER-BOTTOM: #ffffff 1px solid; BORDER-TOP: #ffffff 1px solid}";
 strStyle += ".ltdfocus {BACKGROUND-COLOR: #ccccff; BORDER-BOTTOM: #000000 1px solid; BORDER-TOP: #000000 1px solid; BORDER-LEFT: #000000 1px solid; CURSOR: hand}";
 strStyle += ".ltdexit {BACKGROUND-COLOR: #d0d0ce; BORDER-BOTTOM: #d0d0ce 1px solid; BORDER-TOP: #d0d0ce 1px solid; BORDER-LEFT: #d0d0ce 1px solid}";
 strStyle += ".rtdfocus {BACKGROUND-COLOR: #ccccff; BORDER-BOTTOM: #000000 1px solid; BORDER-TOP: #000000 1px solid; BORDER-RIGHT: #000000 1px solid; CURSOR: hand}";
 strStyle += ".rtdexit {BACKGROUND-COLOR: #ffffff; BORDER-BOTTOM: #ffffff 1px solid; BORDER-TOP: #ffffff 1px solid; BORDER-RIGHT: #ffffff 1px solid}";
 strStyle += "</STYLE>";
 
 document.write(strStyle);
}

 delete item;
 delete myMenu;
}

function toggleMenu(isEnable)
{
 if(isEnable)
  document.oncontextmenu = showMenu;
 else
  document.oncontextmenu = new function() {return true;};
}

writeStyle();
makeMenu();
document.onclick = hideMenu;
document.oncontextmenu = showMenu;
file://-->

menutest.htm

<HTML>
<HEAD>
<TITLE></TITLE>
<META content="text/html; charset=gb2312" http-equiv=Content-Type>
<META content="MSHTML 5.00.2920.0" name=GENERATOR>
<SCRIPT language="Javascript" src="js/context.js"></SCRIPT>
</HEAD>
<body marginwidth="0" marginheight="0" leftmargin="0" topmargin="0">
<table border="0" width="100%" height="100%" cellpadding="0" cellspacing="3">
 <tr><td valign="top">
  <div id="docBoard" style="width: 100%">
   xp风格的右键菜单<br>
   欢迎使用
  </div>
 </td>
 <td valign="top" align="right">
  <p><input type="checkbox" name="closerm" onclick="toggleMenu(!this.checked);">关闭右键菜单</p>
 </td>
 </tr>
</table>
</body>
</HTML>