jq表头固定

时间:2022-09-30 15:40:49

 

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title></title>
</head>
<style type="text/css">
#table-container{width:650px;height:250px;overflow: auto;margin: 50px;border: 1px solid #DDD;}
#table-container table{width: 100%;border-width: 0;border-collapse: collapse;}
#table-container table td{padding: 0;border-right: 1px solid #DDD;border-bottom: 1px solid #DDD;background: #FFF;}
#table-container .table-top td, #table-container .table-lt td, #table-container .table-left td{background: green;}
#table-container .table-top td:last-child{border-right: 0px solid #DDD;}
#table-container .table-right td:last-child{border-right: 0px solid #DDD;}
#table-container .table-right tr:last-child td{border-bottom: 0px solid #DDD;}
#table-container .table-left tr:last-child td{border-bottom: 0px solid #DDD;}
#table-container td div{display: inline-block;max-width: 200px;margin:5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align: left;line-height: 24px;}
#table-container .table-lt{position: fixed;z-index:3;}
#table-container .table-top{position: fixed;overflow:hidden;z-index:2;}
#table-container .table-left{position: fixed;overflow:hidden;z-index:2;}
#table-container .table-right{position: relative;z-index:1;}
#table-container .table-mask{position: relative;} </style>
<body>
<div id="table-container">
<table>
<tbody>
<tr><td>
<div>header-left-top</div>
</td>
<td>
<div>topTitle1</div>
</td>
<td>
<div>topTitle2</div>
</td>
<td>
<div>topTitle3</div>
</td>
<td>
<div>topTitle4</div>
</td>
<td>
<div>topTitle5</div>
</td>
</tr>
<tr>
<td>
<div>leftTitle1</div>
</td>
<td>
<div>uoifdfdfuiuiouiouuoifdfdfuiuiouiouuoifdfdfuiuiouiouuoifdfdfuiuiouioud</div>
</td>
<td>
<div>uoifdfdfuiuiouiou</div>
</td>
<td>
<div>uoiuiufdiouiou</div>
</td>
<td>
<div>uoiuiufdsfsdfiouiou</div>
</td>
<td>
<div>uoiuiusiouiou</div>
</td>
</tr>
<tr>
<td>
<div>leftTitle2</div>
</td>
<td>
<div>uoiuiuiouiou</div>
</td>
<td>
<div>uoifdfdfuiuiouiouuoifdfdfuiuiouiouuoifdfdfuiuiouiouuoifdfdfuiuiouiou</div>
</td>
<td>
<div>uoiuiufdiouiou</div>
</td>
<td>
<div>uoiuiufdsfsdfiouiou</div>
</td>
<td>
<div>uoiuiusiouiou</div>
</td>
</tr>
<tr>
<td>
<div>leftTitle3</div>
</td>
<td>
<div>uoiuiuiouiou</div>
</td>
<td>
<div>uoifdfdfuiuiouiou</div>
</td>
<td>
<div>uoiuiufdiouiou</div>
</td>
<td>
<div>uoiuiufdsfsdfiouiou</div>
</td>
<td>
<div>uoiuiusiouiou</div>
</td>
</tr>
<tr>
<td>
<div>leftTitle4</div>
</td>
<td>
<div>uoiuiuiouiou</div>
</td>
<td>
<div>uoifdfdfuiuiouiou</div>
</td>
<td>
<div>uoiuiufdiouiou</div>
</td>
<td>
<div>uoiuiufdsfsdfiouiou</div>
</td>
<td>
<div>uoiuiusiouiou</div>
</td>
</tr>
<tr>
<td>
<div>leftTitle5</div>
</td>
<td>
<div>uoiuiuiouiou</div>
</td>
<td>
<div>uoifdfdfuiuiouiou</div>
</td>
<td>
<div>uoiuiufdiouiou</div>
</td>
<td>
<div>uoiuiufdsfsdfiouiou</div>
</td>
<td>
<div>uoiuiusiouiou</div>
</td>
</tr>
<tr>
<td>
<div>leftTitle6</div>
</td>
<td>
<div>uoiuiuiouiou</div>
</td>
<td>
<div>uoifdfdfuiuiouiou</div>
</td>
<td>
<div>uoiuiufdiouiou</div>
</td>
<td>
<div>uoiuiufdsfsdfiouiou</div>
</td>
<td>
<div>uoiuiusiouiou</div>
</td>
</tr>
<tr>
<td>
<div>leftTitle7</div>
</td>
<td>
<div>uoiuiuiouiou</div>
</td>
<td>
<div>uoifdfdfuiuiouiou</div>
</td>
<td>
<div>uoiuiufdiouiou</div>
</td>
<td>
<div>uoiuiufdsfsdfiouiou</div>
</td>
<td>
<div>uoiuiusiouiou</div>
</td>
</tr>
<tr>
<td>
<div>leftTitle8</div>
</td>
<td>
<div>uoiuiuiouiou</div>
</td>
<td>
<div>uoifdfdfuiuiouiou</div>
</td>
<td>
<div>uoiuiufdiouiou</div>
</td>
<td>
<div>uoiuiufdsfsdfiouiou</div>
</td>
<td>
<div>uoiuiusiouiou</div>
</td>
</tr>
</tbody>
</table>
</div>
<script src="js/jquery-1.12.4.min.js"></script>
<script type="text/javascript">
$.fn.scrollTab = function(){
var container = this;
container.find("table").after('<div class="table-lt" /><div class="table-top" /><div class="table-left" /><div class="table-right" />');
var ltTable = container.find(".table-lt"),
topTable = container.find(".table-top"),
leftTable = container.find(".table-left"),
rightTable = container.find(".table-right"); var tab_lt = this.find("tbody tr:first-child td:first-child").remove(),
tab_top = this.find("tbody tr:first-child").remove(),
tab_left = this.find("tbody tr td:first-child").remove(),
tab_right = this.find("table");
this.find("table").remove();
ltTable.html('<table><tbody></tbody></table>').find("tbody").append(tab_lt[0]);
topTable.html('<div class="table-mask"><table><tbody></tbody></table></div>').find("tbody").append(tab_top);
leftTable.html('<div class="table-mask"><table><tbody></tbody></table></div>');
for(var td of tab_left){
var tr = document.createElement("tr")
tr.append(td)
leftTable.find("tbody").append(tr)
}
rightTable.append(tab_right[0]);
var containerWidth = 0,
containerHeight =0, ltTableWidth = 0,
ltTableHeight = 0, widthJson = {}, timerLT = null; ltTableWidth = ltTable.width();
ltTable.width(ltTableWidth);
topTable.css("marginLeft",ltTableWidth);
leftTable.width(ltTableWidth);
rightTable.css("marginLeft",ltTableWidth);
ltTableHeight = ltTable.height();
leftTable.css("marginTop",ltTableHeight+"px");
rightTable.css("marginTop",ltTableHeight+"px"); containerHeight = container.height();
containerWidth = container.width();
topTable.width(containerWidth - ltTableWidth - (container.innerWidth() - container[0].clientWidth));
leftTable.height(containerHeight - ltTableHeight - (container.innerHeight() - container[0].clientHeight)); // figure out the width of each DIV in TD --start
function setDivWidth(obj){
$(obj).find("div").each(function(index){
if(!widthJson[index]){
widthJson[index] = 0;
}
if(widthJson[index]<$(this).width()) {
widthJson[index] = $(this).width();
}
});
}
topTable.find("tr").each(function(){
setDivWidth(this);
});
rightTable.find("tr").each(function(){
setDivWidth(this);
}); topTable.find("tr:first div").each(function(index){
$(this).width(widthJson[index]);
});
rightTable.find("tr:first div").each(function(index){
$(this).width(widthJson[index]);
});
// figure out the width of each DIV in TD --end container.scroll(function(){
var currentScrollTop = $(this).scrollTop(),
currentScrollLeft = $(this).scrollLeft();
topTable.find(".table-mask").css("left", -currentScrollLeft+"px");
leftTable.find(".table-mask").css("top", -currentScrollTop+"px"); }); $(document).scroll(function(){
var currentScrollTop = $(this).scrollTop(),
currentScrollLeft = $(this).scrollLeft();
ltTable.css("marginTop", -currentScrollTop+"px");
ltTable.css("marginLeft", -currentScrollLeft+"px");
topTable.css("marginTop", -currentScrollTop+"px");
topTable.css("marginLeft", ltTableWidth - currentScrollLeft+"px");
leftTable.css("marginTop", ltTableHeight - currentScrollTop+"px");
leftTable.css("marginLeft", -currentScrollLeft+"px"); }); $(window).resize(function(){
$(document).scroll();
}); timerLT = setInterval(function(){
if(containerWidth != container.width() || containerHeight != container.height()){
topTable.width(container.width() - ltTableWidth - (container.innerWidth() - container[0].clientWidth));
leftTable.height(container.height() - ltTableHeight - (container.innerHeight() - container[0].clientHeight)); containerWidth = container.width();
containerHeight = container.height(); container.scroll();// for IE }; },0);
}
$("#table-container").scrollTab();
</script>
</body>
</html>