49 lines
1.3 KiB
JavaScript
49 lines
1.3 KiB
JavaScript
/* global $ */
|
|
/* this is an example for validation and change events */
|
|
$.fn.numericInputExample = function () {
|
|
'use strict';
|
|
var element = $(this),
|
|
footer = element.find('tfoot tr'),
|
|
dataRows = element.find('tbody tr'),
|
|
initialTotal = function () {
|
|
var column, total;
|
|
for (column = 1; column < footer.children().length(); column++) {
|
|
total = 0;
|
|
dataRows.each(function () {
|
|
var row = $(this);
|
|
total += parseFloat(row.children().eq(column).text());
|
|
});
|
|
footer.children().eq(column).text(total);
|
|
};
|
|
};
|
|
element.find('td').on('change', function (evt) {
|
|
var cell = $(this),
|
|
column = cell.index(),
|
|
total = 0;
|
|
if (column === 0) {
|
|
return;
|
|
}
|
|
element.find('tbody tr').each(function () {
|
|
var row = $(this);
|
|
total += parseFloat(row.children().eq(column).text());
|
|
});
|
|
if (column === 1 && total > 5000) {
|
|
$('.alert').show();
|
|
return false; // changes can be rejected
|
|
} else {
|
|
$('.alert').hide();
|
|
footer.children().eq(column).text(total);
|
|
}
|
|
}).on('validate', function (evt, value) {
|
|
var cell = $(this),
|
|
column = cell.index();
|
|
if (column === 0) {
|
|
return !!value && value.trim().length > 0;
|
|
} else {
|
|
return !isNaN(parseFloat(value)) && isFinite(value);
|
|
}
|
|
});
|
|
initialTotal();
|
|
return this;
|
|
};
|