JavaScript实现模仿桌面窗口的方法


Posted in Javascript onJuly 18, 2015

本文实例讲述了JavaScript实现模仿桌面窗口的方法。分享给大家供大家参考。具体如下:

这里使用JS模仿了桌面窗口的移动、八个方向的缩放、最小化、最大化和关闭,以及 双击缩小放大窗口、改变窗口大小的预览效果等功能。

<!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>
<title>JS山寨桌面窗口</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<style type="text/css" media="screen">
html, body, div {
 margin: 0;
 padding: 0;
} 
html, body {
 background: #FFFFFF;
 width: 100%;
 height: 100%;
 overflow: hidden;
}
#box {
 position: absolute;
 top: 30%;
 left: 40%;
 width: 250px;
 height: 150px;
 background: #EEE;
 border: 1px solid #666;
 border-radius: 8px;
 box-shadow: 2px 2px 5px #777;
}
/*标题栏*/
#boxHeader {
 width: 100%;
 height: 30px;
 background: none!important;
 background: #EEE;
 border-bottom: 2px solid #AAA;
 border-radius: 5px 5px 0 0;
}
#button {
 float: right;
 width: 79px;
 height: 15px;
 margin: 5px 5px 0 0!important;
 margin: 5px 2px 0 0;
 background: #CCC;
 border-radius: 5px;
}
#button div {
 float: left;
 width: 25px;
 height: 15px;
 border-right: 2px #AAA solid;
}
#button .close {
 border: none;
 border-radius: 0px 5px 5px 0;
}
#button .minimize {
 border-radius: 5px 0 0 5px;
}
/*八个方向*/
/*用于显示变栏颜色,作为测试
#boxN, #boxE, #boxS, #boxW {
 background: red;
}
#boxNE, #boxES, #boxSW, #boxWN {
 background: green;
}
*/
#boxN{
 position: absolute;
 top: 0;
 left: 0;
 width: 100%;
 height: 5px;
 overflow: hidden;
}
#boxE{
 position: absolute;
 top: 0;
 right: 0;
 width: 5px;
 height: 100%;
 overflow: hidden;
}
#boxS{
 position: absolute;
 bottom: 0;
 left: 0;
 width: 100%;
 height: 5px;
 overflow: hidden;
}
#boxW{
 position: absolute;
 top: 0;
 left: 0;
 width: 5px;
 height: 100%;
 overflow: hidden;
}
#boxNE {
 position: absolute;
 right: 0;
 top: 0;
 width: 5px;
 height: 5px;
 overflow: hidden;
}
#boxES {
 position: absolute;
 right: 0;
 bottom: 0;
 width: 5px;
 height: 5px;
 overflow: hidden;
}
#boxSW {
 position: absolute;
 left: 0;
 bottom: 0;
 width: 5px;
 height: 5px;
 overflow: hidden;
}
#boxWN {
 position: absolute;
 left: 0;
 top: 0;
 width: 5px;
 height: 5px;
 overflow: hidden;
}
/*显示按钮*/
#showButton {
 display: none;
 position: absolute;
 top: 50%;
 left: 50%;
 margin: -75px 0 0 -75px; 
 width: 150px;
 height: 150px;
}
#showButton span {
 font: 50px bolder;
}
/*改变大小时的预览DIV*/
#virtualBox {
 position: absolute;
 background: #8EC6FF;
 border: 1px solid #147AFF;
 border-radius: 8px;
 opacity: 0.4;
 filter: alpha(opacity = 40);
}
</style>
<script type="text/javascript">
//拖扯box函数
var dragDiv = function() {
 var box = document.getElementById("box");
 var boxHeader = document.getElementById("boxHeader");
 var bDraging = false;
 var disX = disY = 0;
 //记录鼠标按下时距离box左、上边框距离
 boxHeader.onmousedown = function(event) {
  bDraging = true;
  document.body.style.cursor = "move";
  var event = event || window.event;
  disX = event.clientX - box.offsetLeft;
  disY = event.clientY - box.offsetTop;
  //拖动box
  document.onmousemove = function(event) {
   if(!bDraging) return false;
   document.body.style.cursor = "move";
   var event = event || window.event;
   var boxX = event.clientX - disX;
   var boxY = event.clientY - disY;
   var maxX = document.body.scrollWidth - box.offsetWidth;
   var maxY = document.body.offsetHeight - box.offsetHeight;
   boxX = (boxX < 0) ? 0 : boxX;
   boxY = (boxY < 0) ? 0 : boxY;
   boxX = (boxX > maxX) ? maxX : boxX;
   boxY = (boxY > maxY) ? maxY : boxY;
   box.style.left = boxX + "px";
   box.style.top = boxY + "px";
  };
  document.onmouseup = function() {
   bDraging = false;
   document.body.style.cursor = "";
  };
  return false;
 };
};
var changeSize = function() {
 var box = document.getElementById("box");
 var virtualBox = document.getElementById("virtualBox");
 var boxSide = document.getElementById("boxSide").getElementsByTagName("div");
 var bSizeChanging = bMousedowning = false;
 //box是否正在改变 & 鼠标是否正在按下
 var originalWidth = box.offsetWidth;
 //box最原始宽度
 var originalHeight = box.offsetHeight;
 //box最原始高度
 for(var i = 0; i < boxSide.length; i++) {
 //遍历boxside,监听鼠标
  boxSide[i].index = i;
  boxSide[i].onmouseover = function() {
   if(bMousedowning) return false;
   changeCursor(true, this.index);
  };
  boxSide[i].onmouseout = function() {
   if(bMousedowning) return false;
   changeCursor(false, this.index);
  };
  boxSide[i].onmousedown = function(event) {
   var event = event || window.event;   
   var index = this.index;
   var aBoxPrevious = new Array();
   //记录box上一次的状态
   aBoxPrevious["clientX"] = event.clientX;
   aBoxPrevious["clientY"] = event.clientY;
   aBoxPrevious["left"] = box.offsetLeft;
   aBoxPrevious["top"]= box.offsetTop;
   aBoxPrevious["width"] = box.offsetWidth;
   aBoxPrevious["height"] = box.offsetHeight;
   bMousedowning = true;
   bSizeChanging = true;
   showVirtualBox(virtualBox, aBoxPrevious);
   document.onmousemove = function(event) {
    if(!bSizeChanging) return false;
    changeVirtualBoxSize(event, aBoxPrevious, index);
   };
   document.onmouseup = function() {
    changeBoxSize(virtualBox)
    hideVirtualBox(virtualBox);
    bSizeChanging = false;
    bMousedowning = false;
    changeCursor(false, index);
   };
   return false;
  };
 }
 //改变鼠标指针样式
 var changeCursor = function(bIsShowing, index) {
  if(bIsShowing) {
   var cursorStyle = ["n-resize","e-resize","s-resize","w-resize","ne-resize","se-resize","sw-resize","nw-resize"];
   document.body.style.cursor = cursorStyle[index];
  }
  else {
   document.body.style.cursor = "";
  }
 };
 //显示预览DIV
 var showVirtualBox = function(virtualBox, aBoxPrevious) {
  with(virtualBox.style) {
   display = "block";
   top = aBoxPrevious["top"] + "px";
   left = aBoxPrevious["left"] + "px";
   width = aBoxPrevious["width"] + "px";
   height = aBoxPrevious["height"] + "px";
  }
 }
 //隐藏预览DIV
 var hideVirtualBox = function(virtualBox) {
  virtualBox.style.display = "none";
 }
 //改变box大小
 var changeVirtualBoxSize = function(event, aBoxPrevious, index) {
  var event = event || window.event;
  var bTop = bRight = bBottom = bLeft = false;
  //八个方向,分别为N、E、S、W、NE、SW、SW、NW
  switch (index) {
   case 0:
    bTop = true;
    break;
   case 1:
    bRight = true;
    break;
   case 2:
    bBottom = true;
    break;
   case 3:
    bLeft = true;
    break;
   case 4:
    bTop = bRight = true;;
    break;
   case 5:
    bRight = bBottom = true;
    break;
   case 6:
    bBottom = bLeft = true;
    break;
   case 7:
    bLeft = bTop = true;
    break;
   default:
    break;
  }
  //向北改变高度
  if(bTop) {
   var newTopHeight = aBoxPrevious["height"] - (event.clientY - aBoxPrevious["clientY"]);
   (newTopHeight < originalHeight) && (newTopHeight = originalHeight);
   (newTopHeight > aBoxPrevious["top"] + aBoxPrevious["height"]) && (newTopHeight = aBoxPrevious["top"] + aBoxPrevious["height"]);
   var newTop = aBoxPrevious["top"] + (event.clientY - aBoxPrevious["clientY"]);
   (newTop > aBoxPrevious["top"] + aBoxPrevious["height"] - originalHeight) && (newTop = aBoxPrevious["top"] + aBoxPrevious["height"] - originalHeight);
   (newTop < 0) && (newTop = 0);
   virtualBox.style.top = newTop + "px";
   virtualBox.style.height = newTopHeight - box.clientTop * 2 + "px"; 
   //不能忽略border-width
   bTop = false;
  }
  //向东改变宽度
  if(bRight) {
   var newRightWidth = aBoxPrevious["width"] + (event.clientX - aBoxPrevious["clientX"]);
   (newRightWidth < originalWidth) && (newRightWidth = originalWidth);
   (newRightWidth > document.body.scrollWidth - aBoxPrevious["left"]) && (newRightWidth = document.body.scrollWidth - aBoxPrevious["left"]);
   virtualBox.style.width = newRightWidth - box.clientTop * 2 + "px";
   bRight = false;
  }
  //向南改变高度
  if(bBottom) {
   var newBottomHeight = aBoxPrevious["height"] + (event.clientY - aBoxPrevious["clientY"]);
   (newBottomHeight < originalHeight) && (newBottomHeight = originalHeight);
   (newBottomHeight > document.body.scrollHeight - aBoxPrevious["top"]) && (newBottomHeight = document.body.scrollHeight - aBoxPrevious["top"]);
   virtualBox.style.height = newBottomHeight - box.clientTop * 2 + "px";
   bBottom = false;
  }
  //向西改变宽度
  if(bLeft) {
   var newLeftWidth = aBoxPrevious["width"] - (event.clientX - aBoxPrevious["clientX"]);
   (newLeftWidth < originalWidth) && (newLeftWidth = originalWidth);
   (newLeftWidth > aBoxPrevious["left"] + aBoxPrevious["width"]) && (newLeftWidth = aBoxPrevious["left"] + aBoxPrevious["width"]);
   var newLeft = aBoxPrevious["left"] + (event.clientX - aBoxPrevious["clientX"]);
   (newLeft > aBoxPrevious["left"] + aBoxPrevious["width"] - originalWidth) && (newLeft = aBoxPrevious["left"] + aBoxPrevious["width"] - originalWidth);
   (newLeft < 0) && (newLeft = 0);
   virtualBox.style.left = newLeft + "px";
   virtualBox.style.width = newLeftWidth - box.clientLeft * 2 + "px";
   bLeft = false;
  }
 };
 var changeBoxSize = function(virtualBox) {
  with(box.style) {
   left = virtualBox.style.left;
   top = virtualBox.style.top;
   width = virtualBox.style.width;
   height = virtualBox.style.height;
  }
 }
};
//窗口按钮函数
boxButton = function() {
 var box = document.getElementById("box");
 var boxHeader = document.getElementById("boxHeader");
 var aButton = document.getElementById("button").getElementsByTagName("div");
 var showButton = document.getElementById("showButton");
 var span = showButton.getElementsByTagName("span")[0];
 var bIsMin = bIsMax = false;
 //目前状态是否最小 or 最大
 boxHeader.ondblclick = function() {
  maximize();
 }
 for(var i = 0; i < aButton.length; i++) {
  aButton[i].index = i;
  aButton[i].onmouseover = function() {
   aButton[this.index].style.background = "#AAA";
   document.body.style.cursor = "pointer";
  };
  aButton[i].onmouseout = function() {
   aButton[this.index].style.background = "";
   document.body.style.cursor = ""
  };
  aButton[i].onclick = function() {
   switch(this.index) {
    case 0:
     minimize();
     break;
    case 1:
     maximize();
     break;
    case 2:
     close();
     break;
    default:
     break;
   }
  };
 }
 var minimize = function() {
  if(bIsMin) {
   resumeBox();
   bIsMin = false;
  }
  else {
   box.style.width = "89px";
   box.style.height = "32px";
   box.style.left = "2%";
   box.style.top = document.body.offsetHeight - box.offsetHeight - 15 + "px";
   bIsMin = true;
   bIsMax = false;
  }
 };
 var maximize = function() {
  if(bIsMax) {
   resumeBox();
   bIsMax = false;
  }
  else {
   box.style.width = document.body.scrollWidth - 10 + "px";
   box.style.height = document.body.scrollHeight - 10 + "px";
   box.style.left = "5px";
   box.style.top = "5px";
   bIsMax = true;
   bIsMin = false;
  }
 };
 var close = function() {
  box.style.display = "none";
  showButton.style.display = "block";
 };
 var resumeBox = function() {
  box.style.top = "30%";
  box.style.left = "40%";
  box.style.width = "250px";
  box.style.height = "150px";
 };
 showButton.onmousedown = function() {
  span.innerHTML = "^o^";
 };
 showButton.onclick = function() {
  this.style.display = "none";
  span.innerHTML = ">_<";
  resumeBox();
  box.style.display = "block";
 };
};
window.onload = function() {
 changeSize();
 dragDiv();
 boxButton();
};
</script>
</head>
<body>
<div id="box">
 <div id="boxHeader">
  <div id="button">
   <div class="minimize"></div>
   <div class="maximize"></div>
   <div class="close"></div>
  </div>
 </div>
 <div id="boxSide">
  <div id="boxN"></div>
  <div id="boxE"></div>
  <div id="boxS"></div>
  <div id="boxW"></div>
  <div id="boxNE"></div>
  <div id="boxES"></div>
  <div id="boxSW"></div>
  <div id="boxWN"></div>
 </div>
</div>
<button id="showButton"><span>>_<</span><p>居然关掉人家,讨厌~</p><p>快打开</p></button>
<div id="virtualBox"></div>
</body>
</html>

希望本文所述对大家的javascript程序设计有所帮助。

Javascript 相关文章推荐
JavaScript的parseInt 进制问题
May 07 Javascript
JQUERY的属性选择符和自定义选择符使用方法(二)
Apr 07 Javascript
Js数组的操作push,pop,shift,unshift等方法详细介绍
Dec 28 Javascript
js读写(删除)Cookie实例详解
Apr 17 Javascript
css样式标签和js语法属性区别
Nov 06 Javascript
JS批量操作CSS属性详细解析
Dec 16 Javascript
JavaScript调试技巧之console.log()详解
Mar 19 Javascript
jqueryMobile 动态添加元素,展示刷新视图的实现方法
May 28 Javascript
纯js+css实现仿移动端淘宝网站的弹出详情框功能
Dec 29 Javascript
JavaScript indexOf()原理及使用方法详解
Jul 09 Javascript
JS变量提升及函数提升实例解析
Sep 03 Javascript
详解CocosCreator项目结构机制
Apr 14 Javascript
js实现固定显示区域内自动缩放图片的方法
Jul 18 #Javascript
javascript顺序加载图片的方法
Jul 18 #Javascript
javascript字符串循环匹配实例分析
Jul 17 #Javascript
动态加载jQuery的两种方法实例分析
Jul 17 #Javascript
javascript父子页面通讯实例详解
Jul 17 #Javascript
javascript实现的闭包简单实例
Jul 17 #Javascript
javascript实现的字符串与十六进制表示字符串相互转换方法
Jul 17 #Javascript
You might like
php制作文本式留言板
2015/03/18 PHP
PHP浮点数的一个常见问题
2016/03/10 PHP
PHP实现更改hosts文件的方法示例
2017/08/08 PHP
PHP实现的字符串匹配算法示例【sunday算法】
2017/12/19 PHP
PHP+MySQL实现消息队列的方法分析
2018/05/09 PHP
新手入门常用代码集锦
2007/01/11 Javascript
用javascript来实现动画导航效果的代码
2007/12/16 Javascript
js汉字排序问题 支持中英文混排,兼容各浏览器,包括CHROME
2011/12/20 Javascript
javascript动态添加样式(行内式/嵌入式/外链式等规则)
2013/06/24 Javascript
JavaScript中Number.MAX_VALUE属性的使用方法
2015/06/04 Javascript
JavaScript用select实现日期控件
2015/07/17 Javascript
Javascript验证方法大全
2015/09/21 Javascript
JavaScript测试工具之Karma-Jasmine的安装和使用详解
2015/12/03 Javascript
深入理解JavaScript中的call、apply、bind方法的区别
2016/05/30 Javascript
jquery.zclip轻量级复制失效问题
2017/01/08 Javascript
node.js平台下的mysql数据库配置及连接
2017/03/31 Javascript
JS获取填报扩展单元格控件的值的解决办法
2017/07/14 Javascript
小程序getLocation需要在app.json中声明permission字段
2019/04/04 Javascript
详解jQuery中的prop()使用方法
2020/01/05 jQuery
[43:35]TI4 循环赛第二日Liquid vs Fnatic
2014/07/11 DOTA
python通过get,post方式发送http请求和接收http响应的方法
2015/05/26 Python
python中的break、continue、exit()、pass全面解析
2017/08/05 Python
pandas 小数位数 精度的处理方法
2018/06/09 Python
Python3 修改默认环境的方法
2019/02/16 Python
Python基于BeautifulSoup和requests实现的爬虫功能示例
2019/08/02 Python
python多进程重复加载的解决方式
2019/12/13 Python
pytorch 实现查看网络中的参数
2020/01/06 Python
pandas数据处理之绘图的实现
2020/06/15 Python
纽约21世纪百货官网:Century 21
2016/08/27 全球购物
德国孕妇装和婴童服装网上商店:bellybutton
2018/04/12 全球购物
美国浴缸、水槽和水龙头购物网站:Vintage Tub & Bath
2019/11/05 全球购物
初中物理教学反思
2014/01/14 职场文书
保险公司客户经理岗位职责
2015/04/09 职场文书
红色经典观后感
2015/06/18 职场文书
python 统计代码耗时的几种方法分享
2021/04/02 Python
golang实现一个简单的websocket聊天室功能
2021/10/05 Golang