e.srcElement和e.target使用例子
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<html>
<head>
<title></title>
<script src="js/jquery.js"></script>
<script src="js/jquery.dimensions.js"></script>
<script src="js/ui/ui.mouse.js"></script>
<script src="js/ui/ui.draggable.js"></script>
<script src="js/ui/ui.draggable.ext.js"></script>
<script src="js/ui/ui.droppable.js"></script>
<script src="js/ui/ui.droppable.ext.js"></script>
<script src="js/ui/ui.sortable.js"></script>
</head>
<style>
.title {
font-weight:bold;
font-size:12px;
height:17px;
padding:5px 5px 0px 25px;
background:url(../images/titlebg.gif);
border-bottom:1px solid #abc1dd;
float:left;
}
.item {
font-weight:bold;
font-size:12px;
height:17px;
width:300px;
border-bottom:1px solid #abc1dd;
float:left;
}
.receive {
height: 200px;
width: 300px;
overflow-x: hidden;
overflow-y: auto;
float:left;
}
.navitem {
font-weight:bold;
font-size:12px;
height:17px;
width:300px;
border-bottom:1px solid #abc1dd;
float:left;
}
</style>
<body>
<div style="height:600px; width:100%;">
<div class="receive">
<div class="navitem" id="onboard">登机人员</div>
</div>
<div style="overflow-y:auto; overflow-x:hidden; width:300px; height:100px;">
<div class="item" id="1">aaa</div>
<div class="item" id="2">bbb</div>
<div class="item" id="3">ddd</div>
<div class="item" id="4">eee</div>
<div class="item" id="5">fff</div>
<div class="item" id="6">ggg</div>
<div class="item" id="7">hhh</div>
<div class="item" id="8">iii</div>
<div class="item" id="9">jjj</div>
<div class="item" id="10">kkk</div>
<div class="item" id="11">lll</div>
<div class="item" id="12">mmm</div>
<div class="item" id="13">nnn</div>
<div class="item" id="14">ooo</div>
<div class="item" id="15">ppp</div>
<div class="item" id="16">qqq</div>
<div class="item" id="17">rrr</div>
<div class="item" id="18">sss</div>
</div>
</div>
</body>
</html>
<script language="javascript">
var elem = '';
$(document).ready(function(){
$(".item").draggable({
helper: 'clone',
opacity: 0.55,
start:function(e, ui)
{
elem = e.srcElement || e.target;
}
});
});
$(".receive").droppable({
accept: ".item",
activeClass: 'droppable-active',
hoverClass: 'droppable-hover',
drop: function(ev, ui)
{
var o = elem.innerHTML;
var oid = o;
var sid = "s" + oid;
//有相同的就不插入了。
if ( document.getElementById(sid) == null)
{
$(this).append( "<div id='" + sid + "' title='"+ o +"' class='navitem'>" + o + "<a href='#' onclick='javascript:$(this.parentNode).remove();' title='删除此栏'> X</a></div>" );
}else {
alert ("您已经添加了这个栏目，请您删除后再添加，谢谢！")
}
}
});
</script>
