[7304c7f] | 1 | /*! RowGroup 1.1.1
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| 2 | * ©2017-2019 SpryMedia Ltd - datatables.net/license
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| 3 | */
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| 4 |
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| 5 | /**
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| 6 | * @summary RowGroup
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| 7 | * @description RowGrouping for DataTables
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| 8 | * @version 1.1.1
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| 9 | * @file dataTables.rowGroup.js
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| 10 | * @author SpryMedia Ltd (www.sprymedia.co.uk)
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| 11 | * @contact datatables.net
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| 12 | * @copyright Copyright 2017-2019 SpryMedia Ltd.
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| 13 | *
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| 14 | * This source file is free software, available under the following license:
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| 15 | * MIT license - http://datatables.net/license/mit
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| 16 | *
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| 17 | * This source file is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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| 19 | * or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.
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| 20 | *
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| 21 | * For details please refer to: http://www.datatables.net
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| 22 | */
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| 23 |
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| 24 | (function( factory ){
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| 25 | if ( typeof define === 'function' && define.amd ) {
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| 26 | // AMD
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| 27 | define( ['jquery', 'datatables.net'], function ( $ ) {
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| 28 | return factory( $, window, document );
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| 29 | } );
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| 30 | }
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| 31 | else if ( typeof exports === 'object' ) {
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| 32 | // CommonJS
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| 33 | module.exports = function (root, $) {
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| 34 | if ( ! root ) {
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| 35 | root = window;
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| 36 | }
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| 37 |
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| 38 | if ( ! $ || ! $.fn.dataTable ) {
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| 39 | $ = require('datatables.net')(root, $).$;
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| 40 | }
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| 41 |
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| 42 | return factory( $, root, root.document );
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| 43 | };
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| 44 | }
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| 45 | else {
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| 46 | // Browser
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| 47 | factory( jQuery, window, document );
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| 48 | }
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| 49 | }(function( $, window, document, undefined ) {
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| 50 | 'use strict';
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| 51 | var DataTable = $.fn.dataTable;
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| 52 |
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| 53 |
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| 54 | var RowGroup = function ( dt, opts ) {
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| 55 | // Sanity check that we are using DataTables 1.10 or newer
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| 56 | if ( ! DataTable.versionCheck || ! DataTable.versionCheck( '1.10.8' ) ) {
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| 57 | throw 'RowGroup requires DataTables 1.10.8 or newer';
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| 58 | }
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| 59 |
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| 60 | // User and defaults configuration object
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| 61 | this.c = $.extend( true, {},
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| 62 | DataTable.defaults.rowGroup,
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| 63 | RowGroup.defaults,
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| 64 | opts
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| 65 | );
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| 66 |
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| 67 | // Internal settings
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| 68 | this.s = {
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| 69 | dt: new DataTable.Api( dt )
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| 70 | };
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| 71 |
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| 72 | // DOM items
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| 73 | this.dom = {
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| 74 |
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| 75 | };
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| 76 |
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| 77 | // Check if row grouping has already been initialised on this table
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| 78 | var settings = this.s.dt.settings()[0];
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| 79 | var existing = settings.rowGroup;
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| 80 | if ( existing ) {
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| 81 | return existing;
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| 82 | }
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| 83 |
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| 84 | settings.rowGroup = this;
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| 85 | this._constructor();
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| 86 | };
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| 87 |
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| 88 |
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| 89 | $.extend( RowGroup.prototype, {
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| 90 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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| 91 | * API methods for DataTables API interface
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| 92 | */
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| 93 |
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| 94 | /**
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| 95 | * Get/set the grouping data source - need to call draw after this is
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| 96 | * executed as a setter
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| 97 | * @returns string~RowGroup
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| 98 | */
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| 99 | dataSrc: function ( val )
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| 100 | {
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| 101 | if ( val === undefined ) {
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| 102 | return this.c.dataSrc;
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| 103 | }
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| 104 |
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| 105 | var dt = this.s.dt;
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| 106 |
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| 107 | this.c.dataSrc = val;
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| 108 |
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| 109 | $(dt.table().node()).triggerHandler( 'rowgroup-datasrc.dt', [ dt, val ] );
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| 110 |
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| 111 | return this;
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| 112 | },
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| 113 |
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| 114 | /**
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| 115 | * Disable - need to call draw after this is executed
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| 116 | * @returns RowGroup
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| 117 | */
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| 118 | disable: function ()
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| 119 | {
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| 120 | this.c.enable = false;
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| 121 | return this;
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| 122 | },
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| 123 |
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| 124 | /**
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| 125 | * Enable - need to call draw after this is executed
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| 126 | * @returns RowGroup
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| 127 | */
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| 128 | enable: function ( flag )
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| 129 | {
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| 130 | if ( flag === false ) {
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| 131 | return this.disable();
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| 132 | }
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| 133 |
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| 134 | this.c.enable = true;
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| 135 | return this;
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| 136 | },
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| 137 |
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| 138 |
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| 139 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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| 140 | * Constructor
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| 141 | */
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| 142 | _constructor: function ()
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| 143 | {
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| 144 | var that = this;
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| 145 | var dt = this.s.dt;
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| 146 |
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| 147 | dt.on( 'draw.dtrg', function () {
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| 148 | if ( that.c.enable ) {
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| 149 | that._draw();
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| 150 | }
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| 151 | } );
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| 152 |
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| 153 | dt.on( 'column-visibility.dt.dtrg responsive-resize.dt.dtrg', function () {
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| 154 | that._adjustColspan();
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| 155 | } );
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| 156 |
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| 157 | dt.on( 'destroy', function () {
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| 158 | dt.off( '.dtrg' );
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| 159 | } );
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| 160 |
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| 161 | dt.on('responsive-resize.dt', function () {
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| 162 | that._adjustColspan();
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| 163 | })
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| 164 | },
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| 165 |
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| 166 |
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| 167 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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| 168 | * Private methods
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| 169 | */
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| 170 |
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| 171 | /**
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| 172 | * Adjust column span when column visibility changes
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| 173 | * @private
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| 174 | */
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| 175 | _adjustColspan: function ()
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| 176 | {
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| 177 | $( 'tr.'+this.c.className, this.s.dt.table().body() ).find('td')
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| 178 | .attr( 'colspan', this._colspan() );
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| 179 | },
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| 180 |
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| 181 | /**
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| 182 | * Get the number of columns that a grouping row should span
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| 183 | * @private
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| 184 | */
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| 185 | _colspan: function ()
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| 186 | {
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| 187 | return this.s.dt.columns().visible().reduce( function (a, b) {
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| 188 | return a + b;
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| 189 | }, 0 );
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| 190 | },
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| 191 |
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| 192 |
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| 193 | /**
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| 194 | * Update function that is called whenever we need to draw the grouping rows.
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| 195 | * This is basically a bootstrap for the self iterative _group and _groupDisplay
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| 196 | * methods
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| 197 | * @private
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| 198 | */
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| 199 | _draw: function ()
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| 200 | {
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| 201 | var dt = this.s.dt;
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| 202 | var groupedRows = this._group( 0, dt.rows( { page: 'current' } ).indexes() );
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| 203 |
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| 204 | this._groupDisplay( 0, groupedRows );
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| 205 | },
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| 206 |
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| 207 | /**
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| 208 | * Get the grouping information from a data set (index) of rows
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| 209 | * @param {number} level Nesting level
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| 210 | * @param {DataTables.Api} rows API of the rows to consider for this group
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| 211 | * @returns {object[]} Nested grouping information - it is structured like this:
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| 212 | * {
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| 213 | * dataPoint: 'Edinburgh',
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| 214 | * rows: [ 1,2,3,4,5,6,7 ],
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| 215 | * children: [ {
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| 216 | * dataPoint: 'developer'
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| 217 | * rows: [ 1, 2, 3 ]
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| 218 | * },
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| 219 | * {
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| 220 | * dataPoint: 'support',
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| 221 | * rows: [ 4, 5, 6, 7 ]
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| 222 | * } ]
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| 223 | * }
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| 224 | * @private
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| 225 | */
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| 226 | _group: function ( level, rows ) {
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| 227 | var fns = $.isArray( this.c.dataSrc ) ? this.c.dataSrc : [ this.c.dataSrc ];
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| 228 | var fn = DataTable.ext.oApi._fnGetObjectDataFn( fns[ level ] );
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| 229 | var dt = this.s.dt;
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| 230 | var group, last;
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| 231 | var data = [];
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| 232 | var that = this;
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| 233 |
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| 234 | for ( var i=0, ien=rows.length ; i<ien ; i++ ) {
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| 235 | var rowIndex = rows[i];
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| 236 | var rowData = dt.row( rowIndex ).data();
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| 237 | var group = fn( rowData );
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| 238 |
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| 239 | if ( group === null || group === undefined ) {
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| 240 | group = that.c.emptyDataGroup;
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| 241 | }
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| 242 |
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| 243 | if ( last === undefined || group !== last ) {
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| 244 | data.push( {
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| 245 | dataPoint: group,
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| 246 | rows: []
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| 247 | } );
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| 248 |
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| 249 | last = group;
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| 250 | }
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| 251 |
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| 252 | data[ data.length-1 ].rows.push( rowIndex );
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| 253 | }
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| 254 |
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| 255 | if ( fns[ level+1 ] !== undefined ) {
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| 256 | for ( var i=0, ien=data.length ; i<ien ; i++ ) {
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| 257 | data[i].children = this._group( level+1, data[i].rows );
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| 258 | }
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| 259 | }
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| 260 |
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| 261 | return data;
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| 262 | },
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| 263 |
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| 264 | /**
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| 265 | * Row group display - insert the rows into the document
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| 266 | * @param {number} level Nesting level
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| 267 | * @param {object[]} groups Takes the nested array from `_group`
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| 268 | * @private
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| 269 | */
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| 270 | _groupDisplay: function ( level, groups )
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| 271 | {
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| 272 | var dt = this.s.dt;
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| 273 | var display;
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| 274 |
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| 275 | for ( var i=0, ien=groups.length ; i<ien ; i++ ) {
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| 276 | var group = groups[i];
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| 277 | var groupName = group.dataPoint;
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| 278 | var row;
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| 279 | var rows = group.rows;
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| 280 |
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| 281 | if ( this.c.startRender ) {
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| 282 | display = this.c.startRender.call( this, dt.rows(rows), groupName, level );
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| 283 | row = this._rowWrap( display, this.c.startClassName, level );
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| 284 |
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| 285 | if ( row ) {
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| 286 | row.insertBefore( dt.row( rows[0] ).node() );
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| 287 | }
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| 288 | }
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| 289 |
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| 290 | if ( this.c.endRender ) {
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| 291 | display = this.c.endRender.call( this, dt.rows(rows), groupName, level );
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| 292 | row = this._rowWrap( display, this.c.endClassName, level );
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| 293 |
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| 294 | if ( row ) {
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| 295 | row.insertAfter( dt.row( rows[ rows.length-1 ] ).node() );
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| 296 | }
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| 297 | }
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| 298 |
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| 299 | if ( group.children ) {
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| 300 | this._groupDisplay( level+1, group.children );
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| 301 | }
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| 302 | }
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| 303 | },
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| 304 |
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| 305 | /**
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| 306 | * Take a rendered value from an end user and make it suitable for display
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| 307 | * as a row, by wrapping it in a row, or detecting that it is a row.
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| 308 | * @param {node|jQuery|string} display Display value
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| 309 | * @param {string} className Class to add to the row
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| 310 | * @param {array} group
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| 311 | * @param {number} group level
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| 312 | * @private
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| 313 | */
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| 314 | _rowWrap: function ( display, className, level )
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| 315 | {
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| 316 | var row;
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| 317 |
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| 318 | if ( display === null || display === '' ) {
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| 319 | display = this.c.emptyDataGroup;
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| 320 | }
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| 321 |
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| 322 | if ( display === undefined || display === null ) {
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| 323 | return null;
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| 324 | }
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| 325 |
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| 326 | if ( typeof display === 'object' && display.nodeName && display.nodeName.toLowerCase() === 'tr') {
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| 327 | row = $(display);
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| 328 | }
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| 329 | else if (display instanceof $ && display.length && display[0].nodeName.toLowerCase() === 'tr') {
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| 330 | row = display;
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| 331 | }
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| 332 | else {
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| 333 | row = $('<tr/>')
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| 334 | .append(
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| 335 | $('<td/>')
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| 336 | .attr( 'colspan', this._colspan() )
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| 337 | .append( display )
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| 338 | );
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| 339 | }
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| 340 |
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| 341 | return row
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| 342 | .addClass( this.c.className )
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| 343 | .addClass( className )
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| 344 | .addClass( 'dtrg-level-'+level );
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| 345 | }
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| 346 | } );
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| 347 |
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| 348 |
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| 349 | /**
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| 350 | * RowGroup default settings for initialisation
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| 351 | *
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| 352 | * @namespace
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| 353 | * @name RowGroup.defaults
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| 354 | * @static
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| 355 | */
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| 356 | RowGroup.defaults = {
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| 357 | /**
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| 358 | * Class to apply to grouping rows - applied to both the start and
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| 359 | * end grouping rows.
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| 360 | * @type string
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| 361 | */
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| 362 | className: 'dtrg-group',
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| 363 |
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| 364 | /**
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| 365 | * Data property from which to read the grouping information
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| 366 | * @type string|integer|array
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| 367 | */
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| 368 | dataSrc: 0,
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| 369 |
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| 370 | /**
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| 371 | * Text to show if no data is found for a group
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| 372 | * @type string
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| 373 | */
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| 374 | emptyDataGroup: 'No group',
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| 375 |
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| 376 | /**
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| 377 | * Initial enablement state
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| 378 | * @boolean
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| 379 | */
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| 380 | enable: true,
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| 381 |
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| 382 | /**
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| 383 | * Class name to give to the end grouping row
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| 384 | * @type string
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| 385 | */
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| 386 | endClassName: 'dtrg-end',
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| 387 |
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| 388 | /**
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| 389 | * End grouping label function
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| 390 | * @function
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| 391 | */
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| 392 | endRender: null,
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| 393 |
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| 394 | /**
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| 395 | * Class name to give to the start grouping row
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| 396 | * @type string
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| 397 | */
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| 398 | startClassName: 'dtrg-start',
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| 399 |
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| 400 | /**
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| 401 | * Start grouping label function
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| 402 | * @function
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| 403 | */
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| 404 | startRender: function ( rows, group ) {
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| 405 | return group;
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| 406 | }
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| 407 | };
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| 408 |
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| 409 |
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| 410 | RowGroup.version = "1.1.1";
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| 411 |
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| 412 |
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| 413 | $.fn.dataTable.RowGroup = RowGroup;
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| 414 | $.fn.DataTable.RowGroup = RowGroup;
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| 415 |
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| 416 |
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| 417 | DataTable.Api.register( 'rowGroup()', function () {
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| 418 | return this;
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| 419 | } );
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| 420 |
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| 421 | DataTable.Api.register( 'rowGroup().disable()', function () {
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| 422 | return this.iterator( 'table', function (ctx) {
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| 423 | if ( ctx.rowGroup ) {
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| 424 | ctx.rowGroup.enable( false );
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| 425 | }
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| 426 | } );
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| 427 | } );
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| 428 |
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| 429 | DataTable.Api.register( 'rowGroup().enable()', function ( opts ) {
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| 430 | return this.iterator( 'table', function (ctx) {
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| 431 | if ( ctx.rowGroup ) {
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| 432 | ctx.rowGroup.enable( opts === undefined ? true : opts );
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| 433 | }
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| 434 | } );
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| 435 | } );
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| 436 |
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| 437 | DataTable.Api.register( 'rowGroup().dataSrc()', function ( val ) {
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| 438 | if ( val === undefined ) {
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| 439 | return this.context[0].rowGroup.dataSrc();
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| 440 | }
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| 441 |
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| 442 | return this.iterator( 'table', function (ctx) {
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| 443 | if ( ctx.rowGroup ) {
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| 444 | ctx.rowGroup.dataSrc( val );
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| 445 | }
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| 446 | } );
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| 447 | } );
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| 448 |
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| 449 |
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| 450 | // Attach a listener to the document which listens for DataTables initialisation
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| 451 | // events so we can automatically initialise
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| 452 | $(document).on( 'preInit.dt.dtrg', function (e, settings, json) {
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| 453 | if ( e.namespace !== 'dt' ) {
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| 454 | return;
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| 455 | }
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| 456 |
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| 457 | var init = settings.oInit.rowGroup;
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| 458 | var defaults = DataTable.defaults.rowGroup;
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| 459 |
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| 460 | if ( init || defaults ) {
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| 461 | var opts = $.extend( {}, defaults, init );
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| 462 |
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| 463 | if ( init !== false ) {
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| 464 | new RowGroup( settings, opts );
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| 465 | }
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| 466 | }
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| 467 | } );
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| 468 |
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| 469 |
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| 470 | return RowGroup;
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| 471 |
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| 472 | }));
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