wefra/lib/jquery/tablesorter-2.31.1/js/widgets/widget-repeatheaders.js

53 lines
1.7 KiB
JavaScript

/*! Widget: repeatHeaders - updated 9/23/2016 (v2.27.7) *//*
* Requires tablesorter v2.8+ and jQuery 1.7+
* Original by Christian Bach from the example-widgets.html demo
*/
/*global jQuery: false */
;(function($) {
'use strict';
$.tablesorter.addWidget({
id: 'repeatHeaders',
priority: 10,
options: {
rowsToSkip : 4
},
// format is called on init and when a sorting has finished
format: function(table, c, wo) {
var h = '', i, $tr, l, skip;
// cache and collect all TH headers
if (!wo.repeatHeaders) {
h = '<tr class="repeated-header ' + c.selectorRemove.slice(1) + '">';
for (i = 0; i < c.columns; i++) {
// repeat the content of the current header (including child elements)
h += '<th>' + $.trim( c.$headers.eq(i).html() ) + '</th>';
}
// 'remove-me' class was added in case the table needs to be updated, the 'remove-me' rows will be
// removed prior to the update to prevent including the rows in the update - see 'selectorRemove' option
wo.repeatHeaders = h + '</tr>';
}
// number of rows to skip
skip = wo && wo.rowsToSkip || 4;
// remove appended headers by classname
c.$table.find('tr.repeated-header').remove();
$tr = c.$tbodies.find('tr');
l = $tr.length;
// loop all tr elements and insert a copy of the 'headers'
for (i = skip; i < l; i += skip) {
// insert a copy of the table head every X rows
$tr.eq(i).before(wo.repeatHeaders);
}
},
// this remove function is called when using the refreshWidgets method or when destroying the tablesorter plugin
// this function only applies to tablesorter v2.4+
remove: function(table, c, wo) {
wo.repeatHeaders = '';
c.$table.find('tr.repeated-header').remove();
}
});
})(jQuery);