周末为了解答一个问题,写了一堆代码,功能基本实现,但感觉结构太差了,没太多考虑。一点都不漂亮
复制代码 代码如下:
<!DOCTYPE HTML>
<HTML>
<head>
<TITLE>The document title</TITLE>
<meta charset=utf-8>
<script src="lib/jquery-1.8.1.min.js" type="text/javascript"></script>
<style type="text/css">
table{
border-spacing: 0;
}
td{
height: 50px;
width: 50px;
border-spacing: 0;
}
.hidden{
display: none;
}
</style>
</head>
<body>
<table border="1">
<tr id ="r1">
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
<tr id ="r2">
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
<td></td>
</tr>
</table>
<p id ="log"></p>
<button type="button" onclick="combine()">hebing</button>
<script type="text/javascript">
var selectecdlog = [];
var resultLen = 0;
var resultBegin = 0;
var backColor = ["red","green","blue"]; // assume 3 rows 1 -red 2 - green 3 - blue
var resultColor =0;
$("td").mousedown(function() {
selectecdlog = [];
resultColor = backColor[$(this).parent().attr("id").substr(1)-1];
$("td").css("background-color", "white");
// ID for tr tag
//alert($(this).parent().attr("id"));
//get the column No.
//alert($(this).index()+1);
$(this).css("background-color", resultColor);
selectecdlog.push($(this).attr("id"));
//alert($(this).attr("id"));
$("td").mouseup(onMouseUp);
$("td").mouseover(onMouseOver);
})
function onMouseUp(){
/* Act on the event */
var len =resultLen= Math.abs(parseInt(selectecdlog[0].substr(selectecdlog[0].indexOf("c")+1)) - parseInt($(this).attr("id").substr(($(this).attr("id").indexOf("c"))+1)))+1;
var begin =resultBegin= parseInt(selectecdlog[0].substr(selectecdlog[0].indexOf("c")+1)) >parseInt($(this).attr("id").substr(($(this).attr("id").indexOf("c"))+1)) ? parseInt($(this).attr("id").substr(($(this).attr("id").indexOf("c"))+1)):parseInt(selectecdlog[0].substr(selectecdlog[0].indexOf("c")+1));
for(var i =0; i<resultLen;i++)
{
selectecdlog.push(selectecdlog[0].substr(0,2)+"c"+(resultBegin+i));
}
selectecdlog.shift();
$("#log").text(selectecdlog.toString());
$("td").unbind("mouseover",onMouseOver);
$("td").unbind("mouseup",onMouseUp);
}
function onMouseOver (argument) {
var len =resultLen= Math.abs(parseInt(selectecdlog[0].substr(selectecdlog[0].indexOf("c")+1)) - parseInt($(this).attr("id").substr(($(this).attr("id").indexOf("c"))+1)))+1;
var begin =resultBegin= parseInt(selectecdlog[0].substr(selectecdlog[0].indexOf("c")+1)) >parseInt($(this).attr("id").substr(($(this).attr("id").indexOf("c"))+1)) ? parseInt($(this).attr("id").substr(($(this).attr("id").indexOf("c"))+1)):parseInt(selectecdlog[0].substr(selectecdlog[0].indexOf("c")+1));
$("td").css("background-color", "white");
for(var i =0; i<len;i++)
{
$("#"+selectecdlog[0].substr(0,2)+"c"+(begin+i)).css("background-color", resultColor);
}
//alert( $(this).attr("id").substr(($(this).attr("id").indexOf("c"))+1));
//$("#"+tdId).css("background-color", "red");
}
// set id attr for each td
$("td").each(function(index, val){
/* iterate through array or object */
$(this).attr("id", $(this).parent().attr("id")+"c"+($(this).index()+1))});
//combine cells
function combine (argument) {
// body...
for (var m in selectecdlog)
{
if(m==0)
{
$("#"+selectecdlog[m]).attr("colspan", resultLen);
$("#"+selectecdlog[m]).css("width",resultLen*50+"px");
//$("#"+selectecdlog[m]).css("background-color", "bule");
}
else{
$("#"+selectecdlog[m]).addClass("hidden");
}
}
}
</script>
</body>
</HTML>