Gary Sharp
82 lines
3.4 KiB
JavaScript
82 lines
3.4 KiB
JavaScript
/// <reference path="../../Core/jquery-1.7.1.js" />
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(function ($) {
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var checkboxBulkSelectMethods = {
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init: function (options) {
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options = $.extend({ parentSelector: 'tr' }, options);
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return this.each(function () {
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var $this = $(this);
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$this.data('checkboxBulkSelect_parentSelector', options.parentSelector);
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var $checkboxes = $this.closest(options.parentSelector).find('input[type="checkbox"]');
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if ($checkboxes.length > 0) {
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var $selectAll, $selectNone;
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function selectAll() {
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$checkboxes.prop('checked', true);
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update();
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return false;
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}
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function selectNone() {
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$checkboxes.prop('checked', false);
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update();
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return false;
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}
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function update() {
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checkboxBulkSelectMethods.update.apply($this, [$checkboxes, options.parentSelector, $selectAll, $selectNone]);
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}
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$selectAll = $('<a>').addClass('selectAll').attr('href', '#').text('ALL').click(selectAll);
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$selectNone = $('<a>').addClass('selectNone').attr('href', '#').text('NONE').click(selectNone);
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$this.append($('<span>').text('Select: '), $selectAll, $('<span>').text(' | '), $selectNone);
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$checkboxes.click(update);
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update();
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}
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});
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},
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update: function ($checkboxes, parentSelector, $selectAll, $selectNone) {
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return this.each(function () {
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$this = $(this);
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if (!parentSelector)
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parentSelector = $this.data('checkboxBulkSelect_parentSelector');
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if (!$checkboxes)
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$checkboxes = $this.closest(parentSelector).find('input[type="checkbox"]');
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if (!$selectAll)
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$selectAll = $this.find('a.selectAll').first();
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if (!$selectNone)
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$selectNone = $this.find('a.selectNone').first();
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var $selectedCheckboxes = $checkboxes.filter(':checked');
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if ($checkboxes.length == $selectedCheckboxes.length) {
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// All Selected
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$selectAll.prop('disabled', true);
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$selectNone.prop('disabled', false);
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} else {
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if ($selectedCheckboxes.length == 0) {
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// None Selected
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$selectNone.prop('disabled', true);
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$selectAll.prop('disabled', false);
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} else {
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// Some Selected
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$selectAll.prop('disabled', false);
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$selectNone.prop('disabled', false);
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}
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}
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});
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}
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}
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$.fn.checkboxBulkSelect = function (method) {
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if (checkboxBulkSelectMethods[method]) {
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return checkboxBulkSelectMethods[method].apply(this, Array.prototype.slice(arguments, 1));
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} else if (typeof method === 'object' || !method) {
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return checkboxBulkSelectMethods.init.apply(this, arguments);
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} else {
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$.error('Method ' + method + ' does not exist on jQuery.checkboxBulkSelect');
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}
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}
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})(jQuery); |