tablesorter/js/parsers/parser-input-select.js
2014-09-15 19:44:03 -05:00

162 lines
5.5 KiB
JavaScript

/*! input & select parsers for jQuery 1.7+ & tablesorter 2.7.11+
* Updated 9/15/2014 (v2.17.8)
* Demo: http://mottie.github.com/tablesorter/docs/example-widget-grouping.html
*/
/*jshint browser: true, jquery:true, unused:false */
;(function($){
"use strict";
var resort = true, // resort table after update
updateServer = function(event, $table, $input){
// do something here to update your server, if needed
// event = change event object
// $table = jQuery object of the table that was just updated
// $input = jQuery object of the input or select that was modified
};
// Custom parser for parsing input values
// updated dynamically using the "change" function below
$.tablesorter.addParser({
id: "inputs",
is: function(){
return false;
},
format: function(s, table, cell) {
return $(cell).find('input').val() || s;
},
parsed : true, // filter widget flag
type: "text"
});
// Custom parser for including checkbox status if using the grouping widget
// updated dynamically using the "change" function below
$.tablesorter.addParser({
id: "checkbox",
is: function(){
return false;
},
format: function(s, table, cell, cellIndex) {
var $c = $(cell),
$input = $c.find('input[type="checkbox"]'),
isChecked = $input.length ? $input[0].checked : '';
// adding class to row, indicating that a checkbox is checked; includes
// a column index in case more than one checkbox happens to be in a row
$c.closest('tr').toggleClass('checked-' + cellIndex, isChecked);
// returning plain language here because this is what is shown in the
// group headers - change it as desired
return $input.length ? isChecked ? 'checked' : 'unchecked' : s;
},
parsed : true, // filter widget flag
type: "text"
});
// Custom parser which returns the currently selected options
// updated dynamically using the "change" function below
$.tablesorter.addParser({
id: "select",
is: function(){
return false;
},
format: function(s, table, cell) {
return $(cell).find('select').val() || s;
},
parsed : true, // filter widget flag
type: "text"
});
// Select parser to get the selected text
$.tablesorter.addParser({
id: "select-text",
is: function(){
return false;
},
format: function(s, table, cell) {
var $s = $(cell).find('select');
return $s.length ? $s.find('option:selected').text() || '' : s;
},
parsed : true, // filter widget flag
type: "text"
});
// Custom parser for parsing textarea values
// updated dynamically using the "change" function below
$.tablesorter.addParser({
id: "textarea",
is: function(){
return false;
},
format: function(s, table, cell) {
return $(cell).find('textarea').val() || s;
},
parsed : true, // filter widget flag
type: "text"
});
// update select and all input types in the tablesorter cache when the change event fires.
// This method only works with jQuery 1.7+
// you can change it to use delegate (v1.4.3+) or live (v1.3+) as desired
// if this code interferes somehow, target the specific table $('#mytable'), instead of $('table')
$(function(){
$('table').on('tablesorter-initialized', function(){
// this flag prevents the updateCell event from being spammed
// it happens when you modify input text and hit enter
var focused = false,
restoreValue = function(isTbody){
// focused = false; // uncomment this line to prevent auto-accepting changes
// make sure we restore original values
// isTbody is needed to prevent the select from closing in IE
// see https://connect.microsoft.com/IE/feedbackdetail/view/962618/
if (isTbody) {
$(':focus').blur();
}
return;
};
// bind to .tablesorter (default class name)
$(this).children('tbody')
.on('mouseleave', function(e){
restoreValue(e.target.tagName === 'TBODY');
})
.on('focus', 'select, input, textarea', function(){
focused = true;
$(this).data('ts-original-value', this.value);
})
.on('blur', 'input, textarea', function(){
// restore input value;
// "change" is triggered before "blur" so this doesn't replace the new update with the original
this.value = $(this).data('ts-original-value');
})
.on('change keyup', 'select, input, textarea', function(e){
if ( e.which === 27 ) {
// escape: restore original value
this.value = $(this).data('ts-original-value');
return;
}
// Update cell cache using... select: change, input: enter or textarea: alt + enter
if ( ( e.type === 'change' && focused ) ||
( e.type === 'keyup' && e.which === 13 && ( e.target.tagName === 'INPUT' || e.target.tagName === 'TEXTAREA' && e.altKey ) ) ) {
var $tar = $(e.target),
$cell = $tar.closest('td'),
$table = $cell.closest('table'),
indx = $cell[0].cellIndex,
c = $table[0].config || false,
$hdr = c && c.$headers && c.$headers.eq(indx);
// abort if not a tablesorter table, or
// don't use updateCell if column is set to "sorter-false" and "filter-false", or column is set to "parser-false"
if ( !c || ( $hdr && $hdr.length && ( $hdr.hasClass('parser-false') || ( $hdr.hasClass('sorter-false') && $hdr.hasClass('filter-false') ) ) ) ) {
return restoreValue();
}
// ignore change event if nothing changed
if ($tar.val() !== $tar.data('ts-original-value')) {
$tar.data('ts-original-value', $tar.val());
$table.trigger('updateCell', [ $tar.closest('td'), resort, function(){
updateServer(e, $table, $tar);
setTimeout(function(){ focused = false; }, 10);
} ]);
}
}
});
});
});
})(jQuery);