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Add support for rowspans #66

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95 changes: 95 additions & 0 deletions examples/rowspan.html
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Original file line number Diff line number Diff line change
@@ -0,0 +1,95 @@
<!DOCTYPE html>
<html>
<head>
<title>Stupid jQuery table sort (rowspan test)</title>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<script src="../stupidtable.js?dev"></script>
<script>
$(function(){
$("table").stupidtable();
});
</script>
<style type="text/css">
table {
border-collapse: collapse;
}
th, td {
padding: 5px 10px;
border: 1px solid #999;
}
th {
background-color: #eee;
}
th[data-sort]{
cursor:pointer;
}
tr.awesome{
color: red;
}
</style>
</style>
</head>

<body>

<h1>Stupid jQuery table sort! (rowspan test)</h1>

<p>Tables using rowspans with colspans are handled just fine.</p>

<table id="stupid">
<thead>
<tr>
<th rowspan=2 data-sort="int">int</th>
<th colspan=2>no sort</th>
<th data-sort="string">string</th>
</tr>
<tr>
<th data-sort="float">float</th>
<th rowspan=2 colspan=2 data-sort="float">time</th>
</tr>
<tr>
<th colspan=2>no sort</th>
</tr>
</thead>
<tbody>
<tr>
<td>15</td>
<td>-.18</td>
<td data-sort-value="22">10:00p</td>
<td>banana</td>
</tr>
<tr>
<td>95</td>
<td>36</td>
<td data-sort-value="21">9:00p</td>
<td>coke</td>
</tr>
<tr>
<td>2</td>
<td>-152.5</td>
<td data-sort-value="11">11:00a</td>
<td>apple</td>
</tr>
<tr>
<td>-53</td>
<td>88.5</td>
<td data-sort-value="11">11:00a</td>
<td>zebra</td>
</tr>
<tr>
<td>195</td>
<td>-858</td>
<td data-sort-value="19">7:00p</td>
<td>orange</td>
</tr>
<tr>
<td>122</td>
<td>58.9</td>
<td data-sort-value="20">8:00p</td>
<td>turnip</td>
</tr>
</tbody>
</table>

</body>
</html>
28 changes: 22 additions & 6 deletions stupidtable.js
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Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,27 @@
return clone;
};

// Generates a lookup table for actual TD index from row and index of THs
var column_lookup = {}
var rowspan_lookup = {}
$table.find('thead > tr').each(function (row) {
var col = 0;
$(this).find('th').each(function (item) {
var cols = $(this).attr('colspan') || 1;
var rows = $(this).attr('rowspan') || 1;
// Check for rowspans that impact this row
while (rowspan_lookup[col] > 0) {
--rowspan_lookup[col];
++col;
}
// Keep track of rowspans that impact future rows
if (rows > 1) {rowspan_lookup[col] = parseInt(rows,10) - 1;}
column_lookup[row + ',' + item] = col;
col += parseInt(cols,10);
});
});


// ==================================================== //
// Begin execution! //
// ==================================================== //
Expand All @@ -81,14 +102,9 @@
$table.on("click", "th", function() {
var trs = $table.children("tbody").children("tr");
var $this = $(this);
var th_index = 0;
var th_index = column_lookup[$this.parent().index() + ',' + $this.index()];
var dir = $.fn.stupidtable.dir;

$table.find("th").slice(0, $this.index()).each(function() {
var cols = $(this).attr("colspan") || 1;
th_index += parseInt(cols,10);
});

// Determine (and/or reverse) sorting direction, default `asc`
var sort_dir = $this.data("sort-dir") === dir.ASC ? dir.DESC : dir.ASC;

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