wefra/lib/jquery/tablesorter-2.31.1/js/widgets/widget-vertical-group.js

136 lines
4.3 KiB
JavaScript

/*! Widget: vertical-group (BETA) - updated 12/13/2017 (v2.29.1) */
/* Requires tablesorter and jQuery
* Originally by @aavmurphy (Andrew Murphy)
* Adapted for tablesorter by Rob Garrison - see #1469 & #1470
*
* This widget is licensed under the same terms at mottie/tablesorter itself, i.e. free to use
*/
/* jshint browser:true, jquery:true, unused:false */
/* global jQuery:false */
;(function($) {
'use strict';
var ts = $.tablesorter,
tscss = ts.css;
$.extend( ts.css, {
verticalGroupHeader: 'tablesorter-vertical-group',
verticalGroupHide: 'tablesorter-vertical-group-hide',
verticalGroupShow: 'tablesorter-vertical-group-show'
});
ts.addWidget({
id: 'vertical-group',
priority: 99,
init: verticalGroup,
format: verticalGroup
});
function cleanUp( el ) {
el.removeClass(tscss.verticalGroupHide + ' ' + tscss.verticalGroupShow);
}
function setZebra( wo, $cell, indx ) {
var $row = $cell.parent();
$row
.removeClass( wo.zebra[ (indx + 1) % 2 ] )
.addClass( wo.zebra[ indx % 2] );
}
function verticalGroup( table, c, wo ) {
// -------------------------------------------------------------------------
// loop thru the header row,
// - look for .vertical-group
//
// loop thru the rows
//
// set ALWAYS_SHOW = FALSE
// loop thru the 1st 4 columns
// if this cell does not exist, skip to next row
// if ALWAYS_SHOW, then this cell is SHOW
// else if this column does not have '.vertical-group', then this cell is SHOW
// else if this cell is NOT the same as the cell-above, then this cell is SHOW
// else this cell is HIDE
// if this cell is SHOW, set ALWAYS_SHOW
// if this cell is SHOW,
// then
// set the cell class to .vertical_group_show
// else
// set the cell class to vertical_group_show
//
// TO DO add/remove classes so as not to clobber other existing classes
// TO DO add classes
//
// .vertical-group-show { background-color: white !important; }
// .vertical-group-hide { visibility: hidden; border-top: white !important;background-color: white !important; }
//
// this is all because of stripped tables
// - background-colour show be the table's background colour (or the first row's)
// - the border-color needs to be the same
//
// ------------------------------------------------------------------------------------------------
var zebra_index = -1, // increments at start of loop
rows = table.tBodies[0].rows,
has_zebra = ts.hasWidget( table, 'zebra'),
is_vertical_group_col = [],
last_row = [];
if ( wo.vertical_group_lock ) {
return;
}
wo.vertical_group_lock = true;
is_vertical_group_col = $.map( c.$headerIndexed, function( el ) {
return el.hasClass( tscss.verticalGroupHeader ) ? 1 : '';
});
if ( is_vertical_group_col.join('') === '' ) {
cleanUp( $(rows).find( '.' + tscss.verticalGroupHide + ',.' + tscss.verticalGroupShow ) );
wo.vertical_group_lock = false;
return;
}
for (var i = 0; i < rows.length; i++) {
var always_show_cell = false;
for (var j = 0; j < c.columns; j++ ) {
if ( !is_vertical_group_col[ j ] || !rows[ i ].cells[ j ] ) {
zebra_index++;
continue;
}
var $cell = $( rows[ i ].cells[ j ] ),
// only group if column is sorted
isSorted = ts.isValueInArray( j, c.sortList ), // returns equivalent of an indexOf value
cell_data = $cell.html();
if ( isSorted < 0 ) {
cleanUp( $cell );
} else if ( !always_show_cell && cell_data === last_row[j] ) {
if ( !$cell.hasClass(tscss.verticalGroupHide) ) {
$cell.addClass( tscss.verticalGroupHide );
}
if ( has_zebra ) {
setZebra( wo, $cell, zebra_index );
}
$cell.removeClass( tscss.verticalGroupShow );
} else if (isSorted === 0) {
// only show cells from the first sorted column
always_show_cell = true; // show
if ( !$cell.hasClass( tscss.verticalGroupShow ) ) {
$cell.addClass( tscss.verticalGroupShow );
}
$cell.removeClass( tscss.verticalGroupHide );
if ( has_zebra ) {
// only adjust striping based on the first sorted column
setZebra( wo, $cell, isSorted ? zebra_index : ++zebra_index );
}
}
last_row[j] = cell_data;
}
}
wo.vertical_group_lock = false;
}
})(jQuery);