javascript實現(xiàn)漂亮的拖動層，窗口拖拽特效
更新時間：2015年04月24日 10:18:39 投稿：hebedich
一個可關(guān)閉、可隨意拖動位置的網(wǎng)頁彈出層代碼，美化的相當(dāng)漂亮，簡潔實用，還可拖動改變大小，通過八個方向改變大小，學(xué)習(xí)這類特效編寫的網(wǎng)頁設(shè)計者可參閱一下
javascript實現(xiàn)漂亮的拖動層，窗口拖拽特效
<!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>窗口拖拽（改變大小/最小化/最大化/還原/關(guān)閉）</title>
<style type="text/css">
body,div,h2{margin:0;padding:0;}
body{background:url(/jscss/demoimg/201205/bg.jpg);font:12px/1.5 \5fae\8f6f\96c5\9ed1;color:#333;}
#drag{position:absolute;top:100px;left:100px;width:300px;height:160px;background:#e9e9e9;border:1px solid #444;border-radius:5px;box-shadow:0 1px 3px 2px #666;}
#drag .title{position:relative;height:27px;margin:5px;}
#drag .title h2{font-size:14px;height:27px;line-height:24px;border-bottom:1px solid #A1B4B0;}
#drag .title div{position:absolute;height:19px;top:2px;right:0;}
#drag .title a,a.open{float:left;width:21px;height:19px;display:block;margin-left:5px;background:url(/jscss/demoimg/201205/tool.png) no-repeat;}
a.open{position:absolute;top:10px;left:50%;margin-left:-10px;background-position:0 0;}
a.open:hover{background-position:0 -29px;}
#drag .title a.min{background-position:-29px 0;}
#drag .title a.min:hover{background-position:-29px -29px;}
#drag .title a.max{background-position:-60px 0;}
#drag .title a.max:hover{background-position:-60px -29px;}
#drag .title a.revert{background-position:-149px 0;display:none;}
#drag .title a.revert:hover{background-position:-149px -29px;}
#drag .title a.close{background-position:-89px 0;}
#drag .title a.close:hover{background-position:-89px -29px;}
#drag .content{overflow:auto;margin:0 5px;}
#drag .resizeBR{position:absolute;width:14px;height:14px;right:0;bottom:0;overflow:hidden;cursor:nw-resize;background:url(/jscss/demoimg/201205/resize.png) no-repeat;}
#drag .resizeL,#drag .resizeT,#drag .resizeR,#drag .resizeB,#drag .resizeLT,#drag .resizeTR,#drag .resizeLB{position:absolute;background:#000;overflow:hidden;opacity:0;filter:alpha
(opacity=0);}
#drag .resizeL,#drag .resizeR{top:0;width:5px;height:100%;cursor:w-resize;}
#drag .resizeR{right:0;}
#drag .resizeT,#drag .resizeB{width:100%;height:5px;cursor:n-resize;}
#drag .resizeT{top:0;}
#drag .resizeB{bottom:0;}
#drag .resizeLT,#drag .resizeTR,#drag .resizeLB{width:8px;height:8px;background:#FF0;}
#drag .resizeLT{top:0;left:0;cursor:nw-resize;}
#drag .resizeTR{top:0;right:0;cursor:ne-resize;}
#drag .resizeLB{left:0;bottom:0;cursor:ne-resize;}
</style>
<script type="text/javascript">
/*-------------------------- +
獲取id, class, tagName
+-------------------------- */
var get = {
byId: function(id) {
return typeof id === "string" ? document.getElementById(id) : id
},
byClass: function(sClass, oParent) {
var aClass = [];
var reClass = new RegExp("(^| )" + sClass + "( |$)");
var aElem = this.byTagName("*", oParent);
for (var i = 0; i < aElem.length; i++) reClass.test(aElem[i].className) && aClass.push(aElem[i]);
return aClass
},
byTagName: function(elem, obj) {
return (obj || document).getElementsByTagName(elem)
}
};
var dragMinWidth = 250;
var dragMinHeight = 124;
/*-------------------------- +
拖拽函數(shù)
+-------------------------- */
function drag(oDrag, handle)
{
var disX = dixY = 0;
var oMin = get.byClass("min", oDrag)[0];
var oMax = get.byClass("max", oDrag)[0];
var oRevert = get.byClass("revert", oDrag)[0];
var oClose = get.byClass("close", oDrag)[0];
handle = handle || oDrag;
handle.style.cursor = "move";
handle.onmousedown = function (event)
{
var event = event || window.event;
disX = event.clientX - oDrag.offsetLeft;
disY = event.clientY - oDrag.offsetTop;
document.onmousemove = function (event)
{
var event = event || window.event;
var iL = event.clientX - disX;
var iT = event.clientY - disY;
var maxL = document.documentElement.clientWidth - oDrag.offsetWidth;
var maxT = document.documentElement.clientHeight - oDrag.offsetHeight;
iL <= 0 && (iL = 0);
iT <= 0 && (iT = 0);
iL >= maxL && (iL = maxL);
iT >= maxT && (iT = maxT);
oDrag.style.left = iL + "px";
oDrag.style.top = iT + "px";
return false
};
document.onmouseup = function ()
{
document.onmousemove = null;
document.onmouseup = null;
this.releaseCapture && this.releaseCapture()
};
this.setCapture && this.setCapture();
return false
};
//最大化按鈕
oMax.onclick = function ()
{
oDrag.style.top = oDrag.style.left = 0;
oDrag.style.width = document.documentElement.clientWidth - 2 + "px";
oDrag.style.height = document.documentElement.clientHeight - 2 + "px";
this.style.display = "none";
oRevert.style.display = "block";
};
//還原按鈕
oRevert.onclick = function ()
{
oDrag.style.width = dragMinWidth + "px";
oDrag.style.height = dragMinHeight + "px";
oDrag.style.left = (document.documentElement.clientWidth - oDrag.offsetWidth) / 2 + "px";
oDrag.style.top = (document.documentElement.clientHeight - oDrag.offsetHeight) / 2 + "px";
this.style.display = "none";
oMax.style.display = "block";
};
//最小化按鈕
oMin.onclick = oClose.onclick = function ()
{
oDrag.style.display = "none";
var oA = document.createElement("a");
oA.className = "open";
oA.href = "javascript:;";
oA.title = "還原";
document.body.appendChild(oA);
oA.onclick = function ()
{
oDrag.style.display = "block";
document.body.removeChild(this);
this.onclick = null;
};
};
//阻止冒泡
oMin.onmousedown = oMax.onmousedown = oClose.onmousedown = function (event)
{
this.onfocus = function () {this.blur()};
(event || window.event).cancelBubble = true
};
}
/*-------------------------- +
改變大小函數(shù)
+-------------------------- */
function resize(oParent, handle, isLeft, isTop, lockX, lockY)
{
handle.onmousedown = function (event)
{
var event = event || window.event;
var disX = event.clientX - handle.offsetLeft;
var disY = event.clientY - handle.offsetTop;
var iParentTop = oParent.offsetTop;
var iParentLeft = oParent.offsetLeft;
var iParentWidth = oParent.offsetWidth;
var iParentHeight = oParent.offsetHeight;
document.onmousemove = function (event)
{
var event = event || window.event;
var iL = event.clientX - disX;
var iT = event.clientY - disY;
var maxW = document.documentElement.clientWidth - oParent.offsetLeft - 2;
var maxH = document.documentElement.clientHeight - oParent.offsetTop - 2;
var iW = isLeft ? iParentWidth - iL :
handle.offsetWidth + iL;
var iH = isTop ? iParentHeight - iT : handle.offsetHeight + iT;
isLeft && (oParent.style.left = iParentLeft + iL + "px");
isTop && (oParent.style.top = iParentTop + iT + "px");
iW < dragMinWidth && (iW = dragMinWidth);
iW > maxW && (iW = maxW);
lockX || (oParent.style.width = iW + "px");
iH < dragMinHeight && (iH = dragMinHeight);
iH > maxH && (iH = maxH);
lockY || (oParent.style.height = iH + "px");
if((isLeft && iW == dragMinWidth) || (isTop && iH == dragMinHeight)) document.onmousemove = null;
return false;
};
document.onmouseup = function ()
{
document.onmousemove = null;
document.onmouseup = null;
};
return false;
}
};
window.onload = window.onresize = function ()
{
var oDrag = document.getElementById("drag");
var oTitle = get.byClass("title", oDrag)[0];
var oL = get.byClass("resizeL", oDrag)[0];
var oT = get.byClass("resizeT", oDrag)[0];
var oR = get.byClass("resizeR", oDrag)[0];
var oB = get.byClass("resizeB", oDrag)[0];
var oLT = get.byClass("resizeLT", oDrag)[0];
var oTR = get.byClass("resizeTR", oDrag)[0];
var oBR = get.byClass("resizeBR", oDrag)[0];
var oLB = get.byClass("resizeLB", oDrag)[0];
drag(oDrag, oTitle);
//四角
resize(oDrag, oLT, true, true, false, false);
resize(oDrag, oTR, false, true, false, false);
resize(oDrag, oBR, false, false, false, false);
resize(oDrag, oLB, true, false, false, false);
//四邊
resize(oDrag, oL, true, false, false, true);
resize(oDrag, oT, false, true, true, false);
resize(oDrag, oR, false, false, false, true);
resize(oDrag, oB, false, false, true, false);
oDrag.style.left = (document.documentElement.clientWidth - oDrag.offsetWidth) / 2 + "px";
oDrag.style.top = (document.documentElement.clientHeight - oDrag.offsetHeight) / 2 + "px";
}
</script>
</head>
<body>
<div id="drag">
<div class="title">
<h2>這是一個可以拖動的窗口</h2>
<div>
<a class="min" href="javascript:;" title="最小化"></a>
<a class="max" href="javascript:;" title="最大化"></a>
<a class="revert" href="javascript:;" title="還原"></a>
<a class="close" href="javascript:;" title="關(guān)閉"></a>
</div>
</div>
<div class="resizeL"></div>
<div class="resizeT"></div>
<div class="resizeR"></div>
<div class="resizeB"></div>
<div class="resizeLT"></div>
<div class="resizeTR"></div>
<div class="resizeBR"></div>
<div class="resizeLB"></div>
<div class="content">
① 窗口可以拖動；<br />
② 窗口可以通過八個方向改變大小；<br />
③ 窗口可以最小化、最大化、還原、關(guān)閉；<br />
④ 限制窗口最小寬度/高度。
</div>
</div>
</body>
</html>
以上所述就是本文的全部內(nèi)容了，希望大家能夠喜歡。
相關(guān)文章
在一些需要填寫身份證的表單網(wǎng)頁中，需要對身份證的輸入做一個驗證，于是，我記錄下了自己寫的驗證。這篇文章主要介紹了js驗證身份證號碼記錄的方法,需要的朋友可以參考下2019-04-04
JavaScript樹結(jié)構(gòu)深度優(yōu)先算法
這篇文章主要介紹了JavaScript樹結(jié)構(gòu)深度優(yōu)先算法，樹結(jié)構(gòu)可以說是前端中最常見的數(shù)據(jù)結(jié)構(gòu)之一，比如說DOM樹、級聯(lián)選擇、樹形組件，更多相關(guān)內(nèi)容需要的小伙伴可以參考一下2022-07-07
javascript html5 canvas實現(xiàn)可拖動省份的中國地圖
這篇文章主要介紹了javascript html5 canvas實現(xiàn)可拖動省份的中國地圖的相關(guān)資料,需要的朋友可以參考下2016-03-03
這篇文章主要介紹了webpack的CSS加載器的使用，小編覺得挺不錯的，現(xiàn)在分享給大家，也給大家做個參考。一起跟隨小編過來看看吧2018-09-09
IE6中鏈接A的href為javascript協(xié)議時不在當(dāng)前頁面跳轉(zhuǎn)
IE6中當(dāng)鏈接A的href為javascript協(xié)議時不能在當(dāng)前頁面跳轉(zhuǎn)，本例給出有效的解決方法，大家不妨參考下2014-06-06
寫js時遇到的一些小問題,需要的朋友可以參考下。2010-12-12
下面小編就為大家?guī)硪黄媪私鈐avascript中的錯誤處理機(jī)制。小編覺得挺不錯的，現(xiàn)在就分享給大家，也給大家做個參考。一起跟隨小編過來看看吧2022-10-10
生成html靜態(tài)文件后的分頁（客戶端版）...2006-07-07
最近這段時間因為每天要修改網(wǎng)站，為網(wǎng)站做特效，所以看了很多的js接觸事件，自己只會使用一小部分，有時用的時候也比較混亂，現(xiàn)在系統(tǒng)的整理了一下，特此分享到腳本之家平臺供大家參考下2016-04-04
JavaScript中Number對象的toFixed() 方法詳解
下面小編就為大家?guī)硪黄狫avaScript中Number對象的toFixed() 方法詳解。小編覺得挺不錯的，現(xiàn)在就分享給大家，也給大家做個參考。一起跟隨小編過來看看吧2016-09-09