[7304c7f] | 1 | /*! ColReorder 1.5.2
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| 2 | * ©2010-2019 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 ColReorder
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| 7 | * @description Provide the ability to reorder columns in a DataTable
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| 8 | * @version 1.5.2
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| 9 | * @file dataTables.colReorder.js
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| 10 | * @author SpryMedia Ltd (www.sprymedia.co.uk)
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| 11 | * @contact www.sprymedia.co.uk/contact
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| 12 | * @copyright Copyright 2010-2019 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 | (function( factory ){
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| 24 | if ( typeof define === 'function' && define.amd ) {
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| 25 | // AMD
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| 26 | define( ['jquery', 'datatables.net'], function ( $ ) {
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| 27 | return factory( $, window, document );
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| 28 | } );
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| 29 | }
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| 30 | else if ( typeof exports === 'object' ) {
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| 31 | // CommonJS
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| 32 | module.exports = function (root, $) {
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| 33 | if ( ! root ) {
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| 34 | root = window;
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| 35 | }
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| 36 |
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| 37 | if ( ! $ || ! $.fn.dataTable ) {
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| 38 | $ = require('datatables.net')(root, $).$;
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| 39 | }
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| 40 |
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| 41 | return factory( $, root, root.document );
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| 42 | };
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| 43 | }
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| 44 | else {
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| 45 | // Browser
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| 46 | factory( jQuery, window, document );
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| 47 | }
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| 48 | }(function( $, window, document, undefined ) {
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| 49 | 'use strict';
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| 50 | var DataTable = $.fn.dataTable;
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| 51 |
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| 52 |
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| 53 | /**
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| 54 | * Switch the key value pairing of an index array to be value key (i.e. the old value is now the
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| 55 | * key). For example consider [ 2, 0, 1 ] this would be returned as [ 1, 2, 0 ].
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| 56 | * @method fnInvertKeyValues
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| 57 | * @param array aIn Array to switch around
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| 58 | * @returns array
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| 59 | */
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| 60 | function fnInvertKeyValues( aIn )
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| 61 | {
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| 62 | var aRet=[];
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| 63 | for ( var i=0, iLen=aIn.length ; i<iLen ; i++ )
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| 64 | {
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| 65 | aRet[ aIn[i] ] = i;
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| 66 | }
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| 67 | return aRet;
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| 68 | }
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| 69 |
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| 70 |
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| 71 | /**
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| 72 | * Modify an array by switching the position of two elements
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| 73 | * @method fnArraySwitch
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| 74 | * @param array aArray Array to consider, will be modified by reference (i.e. no return)
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| 75 | * @param int iFrom From point
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| 76 | * @param int iTo Insert point
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| 77 | * @returns void
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| 78 | */
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| 79 | function fnArraySwitch( aArray, iFrom, iTo )
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| 80 | {
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| 81 | var mStore = aArray.splice( iFrom, 1 )[0];
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| 82 | aArray.splice( iTo, 0, mStore );
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| 83 | }
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| 84 |
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| 85 |
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| 86 | /**
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| 87 | * Switch the positions of nodes in a parent node (note this is specifically designed for
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| 88 | * table rows). Note this function considers all element nodes under the parent!
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| 89 | * @method fnDomSwitch
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| 90 | * @param string sTag Tag to consider
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| 91 | * @param int iFrom Element to move
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| 92 | * @param int Point to element the element to (before this point), can be null for append
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| 93 | * @returns void
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| 94 | */
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| 95 | function fnDomSwitch( nParent, iFrom, iTo )
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| 96 | {
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| 97 | var anTags = [];
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| 98 | for ( var i=0, iLen=nParent.childNodes.length ; i<iLen ; i++ )
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| 99 | {
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| 100 | if ( nParent.childNodes[i].nodeType == 1 )
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| 101 | {
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| 102 | anTags.push( nParent.childNodes[i] );
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| 103 | }
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| 104 | }
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| 105 | var nStore = anTags[ iFrom ];
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| 106 |
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| 107 | if ( iTo !== null )
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| 108 | {
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| 109 | nParent.insertBefore( nStore, anTags[iTo] );
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| 110 | }
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| 111 | else
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| 112 | {
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| 113 | nParent.appendChild( nStore );
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| 114 | }
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| 115 | }
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| 116 |
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| 117 |
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| 118 | /**
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| 119 | * Plug-in for DataTables which will reorder the internal column structure by taking the column
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| 120 | * from one position (iFrom) and insert it into a given point (iTo).
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| 121 | * @method $.fn.dataTableExt.oApi.fnColReorder
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| 122 | * @param object oSettings DataTables settings object - automatically added by DataTables!
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| 123 | * @param int iFrom Take the column to be repositioned from this point
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| 124 | * @param int iTo and insert it into this point
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| 125 | * @param bool drop Indicate if the reorder is the final one (i.e. a drop)
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| 126 | * not a live reorder
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| 127 | * @param bool invalidateRows speeds up processing if false passed
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| 128 | * @returns void
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| 129 | */
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| 130 | $.fn.dataTableExt.oApi.fnColReorder = function ( oSettings, iFrom, iTo, drop, invalidateRows )
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| 131 | {
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| 132 | var i, iLen, j, jLen, jen, iCols=oSettings.aoColumns.length, nTrs, oCol;
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| 133 | var attrMap = function ( obj, prop, mapping ) {
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| 134 | if ( ! obj[ prop ] || typeof obj[ prop ] === 'function' ) {
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| 135 | return;
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| 136 | }
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| 137 |
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| 138 | var a = obj[ prop ].split('.');
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| 139 | var num = a.shift();
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| 140 |
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| 141 | if ( isNaN( num*1 ) ) {
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| 142 | return;
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| 143 | }
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| 144 |
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| 145 | obj[ prop ] = mapping[ num*1 ]+'.'+a.join('.');
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| 146 | };
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| 147 |
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| 148 | /* Sanity check in the input */
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| 149 | if ( iFrom == iTo )
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| 150 | {
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| 151 | /* Pointless reorder */
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| 152 | return;
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| 153 | }
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| 154 |
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| 155 | if ( iFrom < 0 || iFrom >= iCols )
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| 156 | {
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| 157 | this.oApi._fnLog( oSettings, 1, "ColReorder 'from' index is out of bounds: "+iFrom );
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| 158 | return;
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| 159 | }
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| 160 |
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| 161 | if ( iTo < 0 || iTo >= iCols )
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| 162 | {
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| 163 | this.oApi._fnLog( oSettings, 1, "ColReorder 'to' index is out of bounds: "+iTo );
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| 164 | return;
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| 165 | }
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| 166 |
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| 167 | /*
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| 168 | * Calculate the new column array index, so we have a mapping between the old and new
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| 169 | */
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| 170 | var aiMapping = [];
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| 171 | for ( i=0, iLen=iCols ; i<iLen ; i++ )
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| 172 | {
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| 173 | aiMapping[i] = i;
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| 174 | }
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| 175 | fnArraySwitch( aiMapping, iFrom, iTo );
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| 176 | var aiInvertMapping = fnInvertKeyValues( aiMapping );
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| 177 |
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| 178 |
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| 179 | /*
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| 180 | * Convert all internal indexing to the new column order indexes
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| 181 | */
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| 182 | /* Sorting */
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| 183 | for ( i=0, iLen=oSettings.aaSorting.length ; i<iLen ; i++ )
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| 184 | {
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| 185 | oSettings.aaSorting[i][0] = aiInvertMapping[ oSettings.aaSorting[i][0] ];
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| 186 | }
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| 187 |
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| 188 | /* Fixed sorting */
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| 189 | if ( oSettings.aaSortingFixed !== null )
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| 190 | {
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| 191 | for ( i=0, iLen=oSettings.aaSortingFixed.length ; i<iLen ; i++ )
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| 192 | {
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| 193 | oSettings.aaSortingFixed[i][0] = aiInvertMapping[ oSettings.aaSortingFixed[i][0] ];
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| 194 | }
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| 195 | }
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| 196 |
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| 197 | /* Data column sorting (the column which the sort for a given column should take place on) */
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| 198 | for ( i=0, iLen=iCols ; i<iLen ; i++ )
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| 199 | {
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| 200 | oCol = oSettings.aoColumns[i];
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| 201 | for ( j=0, jLen=oCol.aDataSort.length ; j<jLen ; j++ )
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| 202 | {
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| 203 | oCol.aDataSort[j] = aiInvertMapping[ oCol.aDataSort[j] ];
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| 204 | }
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| 205 |
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| 206 | // Update the column indexes
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| 207 | oCol.idx = aiInvertMapping[ oCol.idx ];
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| 208 | }
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| 209 |
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| 210 | // Update 1.10 optimised sort class removal variable
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| 211 | $.each( oSettings.aLastSort, function (i, val) {
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| 212 | oSettings.aLastSort[i].src = aiInvertMapping[ val.src ];
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| 213 | } );
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| 214 |
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| 215 | /* Update the Get and Set functions for each column */
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| 216 | for ( i=0, iLen=iCols ; i<iLen ; i++ )
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| 217 | {
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| 218 | oCol = oSettings.aoColumns[i];
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| 219 |
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| 220 | if ( typeof oCol.mData == 'number' ) {
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| 221 | oCol.mData = aiInvertMapping[ oCol.mData ];
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| 222 | }
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| 223 | else if ( $.isPlainObject( oCol.mData ) ) {
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| 224 | // HTML5 data sourced
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| 225 | attrMap( oCol.mData, '_', aiInvertMapping );
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| 226 | attrMap( oCol.mData, 'filter', aiInvertMapping );
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| 227 | attrMap( oCol.mData, 'sort', aiInvertMapping );
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| 228 | attrMap( oCol.mData, 'type', aiInvertMapping );
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| 229 | }
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| 230 | }
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| 231 |
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| 232 | /*
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| 233 | * Move the DOM elements
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| 234 | */
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| 235 | if ( oSettings.aoColumns[iFrom].bVisible )
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| 236 | {
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| 237 | /* Calculate the current visible index and the point to insert the node before. The insert
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| 238 | * before needs to take into account that there might not be an element to insert before,
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| 239 | * in which case it will be null, and an appendChild should be used
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| 240 | */
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| 241 | var iVisibleIndex = this.oApi._fnColumnIndexToVisible( oSettings, iFrom );
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| 242 | var iInsertBeforeIndex = null;
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| 243 |
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| 244 | i = iTo < iFrom ? iTo : iTo + 1;
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| 245 | while ( iInsertBeforeIndex === null && i < iCols )
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| 246 | {
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| 247 | iInsertBeforeIndex = this.oApi._fnColumnIndexToVisible( oSettings, i );
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| 248 | i++;
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| 249 | }
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| 250 |
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| 251 | /* Header */
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| 252 | nTrs = oSettings.nTHead.getElementsByTagName('tr');
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| 253 | for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )
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| 254 | {
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| 255 | fnDomSwitch( nTrs[i], iVisibleIndex, iInsertBeforeIndex );
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| 256 | }
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| 257 |
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| 258 | /* Footer */
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| 259 | if ( oSettings.nTFoot !== null )
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| 260 | {
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| 261 | nTrs = oSettings.nTFoot.getElementsByTagName('tr');
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| 262 | for ( i=0, iLen=nTrs.length ; i<iLen ; i++ )
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| 263 | {
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| 264 | fnDomSwitch( nTrs[i], iVisibleIndex, iInsertBeforeIndex );
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| 265 | }
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| 266 | }
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| 267 |
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| 268 | /* Body */
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| 269 | for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
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| 270 | {
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| 271 | if ( oSettings.aoData[i].nTr !== null )
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| 272 | {
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| 273 | fnDomSwitch( oSettings.aoData[i].nTr, iVisibleIndex, iInsertBeforeIndex );
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| 274 | }
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| 275 | }
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| 276 | }
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| 277 |
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| 278 | /*
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| 279 | * Move the internal array elements
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| 280 | */
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| 281 | /* Columns */
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| 282 | fnArraySwitch( oSettings.aoColumns, iFrom, iTo );
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| 283 |
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| 284 | // regenerate the get / set functions
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| 285 | for ( i=0, iLen=iCols ; i<iLen ; i++ ) {
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| 286 | oSettings.oApi._fnColumnOptions( oSettings, i, {} );
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| 287 | }
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| 288 |
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| 289 | /* Search columns */
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| 290 | fnArraySwitch( oSettings.aoPreSearchCols, iFrom, iTo );
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| 291 |
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| 292 | /* Array array - internal data anodes cache */
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| 293 | for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
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| 294 | {
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| 295 | var data = oSettings.aoData[i];
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| 296 | var cells = data.anCells;
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| 297 |
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| 298 | if ( cells ) {
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| 299 | fnArraySwitch( cells, iFrom, iTo );
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| 300 |
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| 301 | // Longer term, should this be moved into the DataTables' invalidate
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| 302 | // methods?
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| 303 | for ( j=0, jen=cells.length ; j<jen ; j++ ) {
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| 304 | if ( cells[j] && cells[j]._DT_CellIndex ) {
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| 305 | cells[j]._DT_CellIndex.column = j;
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| 306 | }
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| 307 | }
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| 308 | }
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| 309 |
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| 310 | // For DOM sourced data, the invalidate will reread the cell into
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| 311 | // the data array, but for data sources as an array, they need to
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| 312 | // be flipped
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| 313 | if ( data.src !== 'dom' && $.isArray( data._aData ) ) {
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| 314 | fnArraySwitch( data._aData, iFrom, iTo );
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| 315 | }
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| 316 | }
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| 317 |
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| 318 | /* Reposition the header elements in the header layout array */
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| 319 | for ( i=0, iLen=oSettings.aoHeader.length ; i<iLen ; i++ )
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| 320 | {
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| 321 | fnArraySwitch( oSettings.aoHeader[i], iFrom, iTo );
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| 322 | }
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| 323 |
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| 324 | if ( oSettings.aoFooter !== null )
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| 325 | {
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| 326 | for ( i=0, iLen=oSettings.aoFooter.length ; i<iLen ; i++ )
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| 327 | {
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| 328 | fnArraySwitch( oSettings.aoFooter[i], iFrom, iTo );
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| 329 | }
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| 330 | }
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| 331 |
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| 332 | if ( invalidateRows || invalidateRows === undefined )
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| 333 | {
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| 334 | $.fn.dataTable.Api( oSettings ).rows().invalidate();
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| 335 | }
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| 336 |
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| 337 | /*
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| 338 | * Update DataTables' event handlers
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| 339 | */
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| 340 |
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| 341 | /* Sort listener */
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| 342 | for ( i=0, iLen=iCols ; i<iLen ; i++ )
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| 343 | {
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| 344 | $(oSettings.aoColumns[i].nTh).off('.DT');
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| 345 | this.oApi._fnSortAttachListener( oSettings, oSettings.aoColumns[i].nTh, i );
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| 346 | }
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| 347 |
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| 348 |
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| 349 | /* Fire an event so other plug-ins can update */
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| 350 | $(oSettings.oInstance).trigger( 'column-reorder.dt', [ oSettings, {
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| 351 | from: iFrom,
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| 352 | to: iTo,
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| 353 | mapping: aiInvertMapping,
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| 354 | drop: drop,
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| 355 |
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| 356 | // Old style parameters for compatibility
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| 357 | iFrom: iFrom,
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| 358 | iTo: iTo,
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| 359 | aiInvertMapping: aiInvertMapping
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| 360 | } ] );
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| 361 | };
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| 362 |
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| 363 | /**
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| 364 | * ColReorder provides column visibility control for DataTables
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| 365 | * @class ColReorder
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| 366 | * @constructor
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| 367 | * @param {object} dt DataTables settings object
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| 368 | * @param {object} opts ColReorder options
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| 369 | */
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| 370 | var ColReorder = function( dt, opts )
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| 371 | {
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| 372 | var settings = new $.fn.dataTable.Api( dt ).settings()[0];
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| 373 |
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| 374 | // Ensure that we can't initialise on the same table twice
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| 375 | if ( settings._colReorder ) {
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| 376 | return settings._colReorder;
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| 377 | }
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| 378 |
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| 379 | // Allow the options to be a boolean for defaults
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| 380 | if ( opts === true ) {
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| 381 | opts = {};
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| 382 | }
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| 383 |
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| 384 | // Convert from camelCase to Hungarian, just as DataTables does
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| 385 | var camelToHungarian = $.fn.dataTable.camelToHungarian;
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| 386 | if ( camelToHungarian ) {
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| 387 | camelToHungarian( ColReorder.defaults, ColReorder.defaults, true );
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| 388 | camelToHungarian( ColReorder.defaults, opts || {} );
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| 389 | }
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| 390 |
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| 391 |
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| 392 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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| 393 | * Public class variables
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| 394 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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| 395 |
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| 396 | /**
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| 397 | * @namespace Settings object which contains customisable information for ColReorder instance
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| 398 | */
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| 399 | this.s = {
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| 400 | /**
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| 401 | * DataTables settings object
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| 402 | * @property dt
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| 403 | * @type Object
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| 404 | * @default null
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| 405 | */
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| 406 | "dt": null,
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| 407 |
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| 408 | /**
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| 409 | * Enable flag
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| 410 | * @property dt
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| 411 | * @type Object
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| 412 | * @default null
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| 413 | */
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| 414 | "enable": null,
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| 415 |
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| 416 | /**
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| 417 | * Initialisation object used for this instance
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| 418 | * @property init
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| 419 | * @type object
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| 420 | * @default {}
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| 421 | */
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| 422 | "init": $.extend( true, {}, ColReorder.defaults, opts ),
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| 423 |
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| 424 | /**
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| 425 | * Number of columns to fix (not allow to be reordered)
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| 426 | * @property fixed
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| 427 | * @type int
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| 428 | * @default 0
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| 429 | */
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| 430 | "fixed": 0,
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| 431 |
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| 432 | /**
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| 433 | * Number of columns to fix counting from right (not allow to be reordered)
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| 434 | * @property fixedRight
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| 435 | * @type int
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| 436 | * @default 0
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| 437 | */
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| 438 | "fixedRight": 0,
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| 439 |
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| 440 | /**
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| 441 | * Callback function for once the reorder has been done
|
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| 442 | * @property reorderCallback
|
---|
| 443 | * @type function
|
---|
| 444 | * @default null
|
---|
| 445 | */
|
---|
| 446 | "reorderCallback": null,
|
---|
| 447 |
|
---|
| 448 | /**
|
---|
| 449 | * @namespace Information used for the mouse drag
|
---|
| 450 | */
|
---|
| 451 | "mouse": {
|
---|
| 452 | "startX": -1,
|
---|
| 453 | "startY": -1,
|
---|
| 454 | "offsetX": -1,
|
---|
| 455 | "offsetY": -1,
|
---|
| 456 | "target": -1,
|
---|
| 457 | "targetIndex": -1,
|
---|
| 458 | "fromIndex": -1
|
---|
| 459 | },
|
---|
| 460 |
|
---|
| 461 | /**
|
---|
| 462 | * Information which is used for positioning the insert cusor and knowing where to do the
|
---|
| 463 | * insert. Array of objects with the properties:
|
---|
| 464 | * x: x-axis position
|
---|
| 465 | * to: insert point
|
---|
| 466 | * @property aoTargets
|
---|
| 467 | * @type array
|
---|
| 468 | * @default []
|
---|
| 469 | */
|
---|
| 470 | "aoTargets": []
|
---|
| 471 | };
|
---|
| 472 |
|
---|
| 473 |
|
---|
| 474 | /**
|
---|
| 475 | * @namespace Common and useful DOM elements for the class instance
|
---|
| 476 | */
|
---|
| 477 | this.dom = {
|
---|
| 478 | /**
|
---|
| 479 | * Dragging element (the one the mouse is moving)
|
---|
| 480 | * @property drag
|
---|
| 481 | * @type element
|
---|
| 482 | * @default null
|
---|
| 483 | */
|
---|
| 484 | "drag": null,
|
---|
| 485 |
|
---|
| 486 | /**
|
---|
| 487 | * The insert cursor
|
---|
| 488 | * @property pointer
|
---|
| 489 | * @type element
|
---|
| 490 | * @default null
|
---|
| 491 | */
|
---|
| 492 | "pointer": null
|
---|
| 493 | };
|
---|
| 494 |
|
---|
| 495 | /* Constructor logic */
|
---|
| 496 | this.s.enable = this.s.init.bEnable;
|
---|
| 497 | this.s.dt = settings;
|
---|
| 498 | this.s.dt._colReorder = this;
|
---|
| 499 | this._fnConstruct();
|
---|
| 500 |
|
---|
| 501 | return this;
|
---|
| 502 | };
|
---|
| 503 |
|
---|
| 504 |
|
---|
| 505 |
|
---|
| 506 | $.extend( ColReorder.prototype, {
|
---|
| 507 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
|
---|
| 508 | * Public methods
|
---|
| 509 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
|
---|
| 510 |
|
---|
| 511 | /**
|
---|
| 512 | * Enable / disable end user interaction
|
---|
| 513 | */
|
---|
| 514 | fnEnable: function ( flag )
|
---|
| 515 | {
|
---|
| 516 | if ( flag === false ) {
|
---|
| 517 | return fnDisable();
|
---|
| 518 | }
|
---|
| 519 |
|
---|
| 520 | this.s.enable = true;
|
---|
| 521 | },
|
---|
| 522 |
|
---|
| 523 | /**
|
---|
| 524 | * Disable end user interaction
|
---|
| 525 | */
|
---|
| 526 | fnDisable: function ()
|
---|
| 527 | {
|
---|
| 528 | this.s.enable = false;
|
---|
| 529 | },
|
---|
| 530 |
|
---|
| 531 | /**
|
---|
| 532 | * Reset the column ordering to the original ordering that was detected on
|
---|
| 533 | * start up.
|
---|
| 534 | * @return {this} Returns `this` for chaining.
|
---|
| 535 | *
|
---|
| 536 | * @example
|
---|
| 537 | * // DataTables initialisation with ColReorder
|
---|
| 538 | * var table = $('#example').dataTable( {
|
---|
| 539 | * "sDom": 'Rlfrtip'
|
---|
| 540 | * } );
|
---|
| 541 | *
|
---|
| 542 | * // Add click event to a button to reset the ordering
|
---|
| 543 | * $('#resetOrdering').click( function (e) {
|
---|
| 544 | * e.preventDefault();
|
---|
| 545 | * $.fn.dataTable.ColReorder( table ).fnReset();
|
---|
| 546 | * } );
|
---|
| 547 | */
|
---|
| 548 | "fnReset": function ()
|
---|
| 549 | {
|
---|
| 550 | this._fnOrderColumns( this.fnOrder() );
|
---|
| 551 |
|
---|
| 552 | return this;
|
---|
| 553 | },
|
---|
| 554 |
|
---|
| 555 | /**
|
---|
| 556 | * `Deprecated` - Get the current order of the columns, as an array.
|
---|
| 557 | * @return {array} Array of column identifiers
|
---|
| 558 | * @deprecated `fnOrder` should be used in preference to this method.
|
---|
| 559 | * `fnOrder` acts as a getter/setter.
|
---|
| 560 | */
|
---|
| 561 | "fnGetCurrentOrder": function ()
|
---|
| 562 | {
|
---|
| 563 | return this.fnOrder();
|
---|
| 564 | },
|
---|
| 565 |
|
---|
| 566 | /**
|
---|
| 567 | * Get the current order of the columns, as an array. Note that the values
|
---|
| 568 | * given in the array are unique identifiers for each column. Currently
|
---|
| 569 | * these are the original ordering of the columns that was detected on
|
---|
| 570 | * start up, but this could potentially change in future.
|
---|
| 571 | * @return {array} Array of column identifiers
|
---|
| 572 | *
|
---|
| 573 | * @example
|
---|
| 574 | * // Get column ordering for the table
|
---|
| 575 | * var order = $.fn.dataTable.ColReorder( dataTable ).fnOrder();
|
---|
| 576 | *//**
|
---|
| 577 | * Set the order of the columns, from the positions identified in the
|
---|
| 578 | * ordering array given. Note that ColReorder takes a brute force approach
|
---|
| 579 | * to reordering, so it is possible multiple reordering events will occur
|
---|
| 580 | * before the final order is settled upon.
|
---|
| 581 | * @param {array} [set] Array of column identifiers in the new order. Note
|
---|
| 582 | * that every column must be included, uniquely, in this array.
|
---|
| 583 | * @return {this} Returns `this` for chaining.
|
---|
| 584 | *
|
---|
| 585 | * @example
|
---|
| 586 | * // Swap the first and second columns
|
---|
| 587 | * $.fn.dataTable.ColReorder( dataTable ).fnOrder( [1, 0, 2, 3, 4] );
|
---|
| 588 | *
|
---|
| 589 | * @example
|
---|
| 590 | * // Move the first column to the end for the table `#example`
|
---|
| 591 | * var curr = $.fn.dataTable.ColReorder( '#example' ).fnOrder();
|
---|
| 592 | * var first = curr.shift();
|
---|
| 593 | * curr.push( first );
|
---|
| 594 | * $.fn.dataTable.ColReorder( '#example' ).fnOrder( curr );
|
---|
| 595 | *
|
---|
| 596 | * @example
|
---|
| 597 | * // Reverse the table's order
|
---|
| 598 | * $.fn.dataTable.ColReorder( '#example' ).fnOrder(
|
---|
| 599 | * $.fn.dataTable.ColReorder( '#example' ).fnOrder().reverse()
|
---|
| 600 | * );
|
---|
| 601 | */
|
---|
| 602 | "fnOrder": function ( set, original )
|
---|
| 603 | {
|
---|
| 604 | var a = [], i, ien, j, jen;
|
---|
| 605 | var columns = this.s.dt.aoColumns;
|
---|
| 606 |
|
---|
| 607 | if ( set === undefined ){
|
---|
| 608 | for ( i=0, ien=columns.length ; i<ien ; i++ ) {
|
---|
| 609 | a.push( columns[i]._ColReorder_iOrigCol );
|
---|
| 610 | }
|
---|
| 611 |
|
---|
| 612 | return a;
|
---|
| 613 | }
|
---|
| 614 |
|
---|
| 615 | // The order given is based on the original indexes, rather than the
|
---|
| 616 | // existing ones, so we need to translate from the original to current
|
---|
| 617 | // before then doing the order
|
---|
| 618 | if ( original ) {
|
---|
| 619 | var order = this.fnOrder();
|
---|
| 620 |
|
---|
| 621 | for ( i=0, ien=set.length ; i<ien ; i++ ) {
|
---|
| 622 | a.push( $.inArray( set[i], order ) );
|
---|
| 623 | }
|
---|
| 624 |
|
---|
| 625 | set = a;
|
---|
| 626 | }
|
---|
| 627 |
|
---|
| 628 | this._fnOrderColumns( fnInvertKeyValues( set ) );
|
---|
| 629 |
|
---|
| 630 | return this;
|
---|
| 631 | },
|
---|
| 632 |
|
---|
| 633 |
|
---|
| 634 | /**
|
---|
| 635 | * Convert from the original column index, to the original
|
---|
| 636 | *
|
---|
| 637 | * @param {int|array} idx Index(es) to convert
|
---|
| 638 | * @param {string} dir Transpose direction - `fromOriginal` / `toCurrent`
|
---|
| 639 | * or `'toOriginal` / `fromCurrent`
|
---|
| 640 | * @return {int|array} Converted values
|
---|
| 641 | */
|
---|
| 642 | fnTranspose: function ( idx, dir )
|
---|
| 643 | {
|
---|
| 644 | if ( ! dir ) {
|
---|
| 645 | dir = 'toCurrent';
|
---|
| 646 | }
|
---|
| 647 |
|
---|
| 648 | var order = this.fnOrder();
|
---|
| 649 | var columns = this.s.dt.aoColumns;
|
---|
| 650 |
|
---|
| 651 | if ( dir === 'toCurrent' ) {
|
---|
| 652 | // Given an original index, want the current
|
---|
| 653 | return ! $.isArray( idx ) ?
|
---|
| 654 | $.inArray( idx, order ) :
|
---|
| 655 | $.map( idx, function ( index ) {
|
---|
| 656 | return $.inArray( index, order );
|
---|
| 657 | } );
|
---|
| 658 | }
|
---|
| 659 | else {
|
---|
| 660 | // Given a current index, want the original
|
---|
| 661 | return ! $.isArray( idx ) ?
|
---|
| 662 | columns[idx]._ColReorder_iOrigCol :
|
---|
| 663 | $.map( idx, function ( index ) {
|
---|
| 664 | return columns[index]._ColReorder_iOrigCol;
|
---|
| 665 | } );
|
---|
| 666 | }
|
---|
| 667 | },
|
---|
| 668 |
|
---|
| 669 |
|
---|
| 670 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
|
---|
| 671 | * Private methods (they are of course public in JS, but recommended as private)
|
---|
| 672 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
|
---|
| 673 |
|
---|
| 674 | /**
|
---|
| 675 | * Constructor logic
|
---|
| 676 | * @method _fnConstruct
|
---|
| 677 | * @returns void
|
---|
| 678 | * @private
|
---|
| 679 | */
|
---|
| 680 | "_fnConstruct": function ()
|
---|
| 681 | {
|
---|
| 682 | var that = this;
|
---|
| 683 | var iLen = this.s.dt.aoColumns.length;
|
---|
| 684 | var table = this.s.dt.nTable;
|
---|
| 685 | var i;
|
---|
| 686 |
|
---|
| 687 | /* Columns discounted from reordering - counting left to right */
|
---|
| 688 | if ( this.s.init.iFixedColumns )
|
---|
| 689 | {
|
---|
| 690 | this.s.fixed = this.s.init.iFixedColumns;
|
---|
| 691 | }
|
---|
| 692 |
|
---|
| 693 | if ( this.s.init.iFixedColumnsLeft )
|
---|
| 694 | {
|
---|
| 695 | this.s.fixed = this.s.init.iFixedColumnsLeft;
|
---|
| 696 | }
|
---|
| 697 |
|
---|
| 698 | /* Columns discounted from reordering - counting right to left */
|
---|
| 699 | this.s.fixedRight = this.s.init.iFixedColumnsRight ?
|
---|
| 700 | this.s.init.iFixedColumnsRight :
|
---|
| 701 | 0;
|
---|
| 702 |
|
---|
| 703 | /* Drop callback initialisation option */
|
---|
| 704 | if ( this.s.init.fnReorderCallback )
|
---|
| 705 | {
|
---|
| 706 | this.s.reorderCallback = this.s.init.fnReorderCallback;
|
---|
| 707 | }
|
---|
| 708 |
|
---|
| 709 | /* Add event handlers for the drag and drop, and also mark the original column order */
|
---|
| 710 | for ( i = 0; i < iLen; i++ )
|
---|
| 711 | {
|
---|
| 712 | if ( i > this.s.fixed-1 && i < iLen - this.s.fixedRight )
|
---|
| 713 | {
|
---|
| 714 | this._fnMouseListener( i, this.s.dt.aoColumns[i].nTh );
|
---|
| 715 | }
|
---|
| 716 |
|
---|
| 717 | /* Mark the original column order for later reference */
|
---|
| 718 | this.s.dt.aoColumns[i]._ColReorder_iOrigCol = i;
|
---|
| 719 | }
|
---|
| 720 |
|
---|
| 721 | /* State saving */
|
---|
| 722 | this.s.dt.oApi._fnCallbackReg( this.s.dt, 'aoStateSaveParams', function (oS, oData) {
|
---|
| 723 | that._fnStateSave.call( that, oData );
|
---|
| 724 | }, "ColReorder_State" );
|
---|
| 725 |
|
---|
| 726 | /* An initial column order has been specified */
|
---|
| 727 | var aiOrder = null;
|
---|
| 728 | if ( this.s.init.aiOrder )
|
---|
| 729 | {
|
---|
| 730 | aiOrder = this.s.init.aiOrder.slice();
|
---|
| 731 | }
|
---|
| 732 |
|
---|
| 733 | /* State loading, overrides the column order given */
|
---|
| 734 | if ( this.s.dt.oLoadedState && typeof this.s.dt.oLoadedState.ColReorder != 'undefined' &&
|
---|
| 735 | this.s.dt.oLoadedState.ColReorder.length == this.s.dt.aoColumns.length )
|
---|
| 736 | {
|
---|
| 737 | aiOrder = this.s.dt.oLoadedState.ColReorder;
|
---|
| 738 | }
|
---|
| 739 |
|
---|
| 740 | /* If we have an order to apply - do so */
|
---|
| 741 | if ( aiOrder )
|
---|
| 742 | {
|
---|
| 743 | /* We might be called during or after the DataTables initialisation. If before, then we need
|
---|
| 744 | * to wait until the draw is done, if after, then do what we need to do right away
|
---|
| 745 | */
|
---|
| 746 | if ( !that.s.dt._bInitComplete )
|
---|
| 747 | {
|
---|
| 748 | var bDone = false;
|
---|
| 749 | $(table).on( 'draw.dt.colReorder', function () {
|
---|
| 750 | if ( !that.s.dt._bInitComplete && !bDone )
|
---|
| 751 | {
|
---|
| 752 | bDone = true;
|
---|
| 753 | var resort = fnInvertKeyValues( aiOrder );
|
---|
| 754 | that._fnOrderColumns.call( that, resort );
|
---|
| 755 | }
|
---|
| 756 | } );
|
---|
| 757 | }
|
---|
| 758 | else
|
---|
| 759 | {
|
---|
| 760 | var resort = fnInvertKeyValues( aiOrder );
|
---|
| 761 | that._fnOrderColumns.call( that, resort );
|
---|
| 762 | }
|
---|
| 763 | }
|
---|
| 764 | else {
|
---|
| 765 | this._fnSetColumnIndexes();
|
---|
| 766 | }
|
---|
| 767 |
|
---|
| 768 | // Destroy clean up
|
---|
| 769 | $(table).on( 'destroy.dt.colReorder', function () {
|
---|
| 770 | $(table).off( 'destroy.dt.colReorder draw.dt.colReorder' );
|
---|
| 771 |
|
---|
| 772 | $.each( that.s.dt.aoColumns, function (i, column) {
|
---|
| 773 | $(column.nTh).off('.ColReorder');
|
---|
| 774 | $(column.nTh).removeAttr('data-column-index');
|
---|
| 775 | } );
|
---|
| 776 |
|
---|
| 777 | that.s.dt._colReorder = null;
|
---|
| 778 | that.s = null;
|
---|
| 779 | } );
|
---|
| 780 | },
|
---|
| 781 |
|
---|
| 782 |
|
---|
| 783 | /**
|
---|
| 784 | * Set the column order from an array
|
---|
| 785 | * @method _fnOrderColumns
|
---|
| 786 | * @param array a An array of integers which dictate the column order that should be applied
|
---|
| 787 | * @returns void
|
---|
| 788 | * @private
|
---|
| 789 | */
|
---|
| 790 | "_fnOrderColumns": function ( a )
|
---|
| 791 | {
|
---|
| 792 | var changed = false;
|
---|
| 793 |
|
---|
| 794 | if ( a.length != this.s.dt.aoColumns.length )
|
---|
| 795 | {
|
---|
| 796 | this.s.dt.oInstance.oApi._fnLog( this.s.dt, 1, "ColReorder - array reorder does not "+
|
---|
| 797 | "match known number of columns. Skipping." );
|
---|
| 798 | return;
|
---|
| 799 | }
|
---|
| 800 |
|
---|
| 801 | for ( var i=0, iLen=a.length ; i<iLen ; i++ )
|
---|
| 802 | {
|
---|
| 803 | var currIndex = $.inArray( i, a );
|
---|
| 804 | if ( i != currIndex )
|
---|
| 805 | {
|
---|
| 806 | /* Reorder our switching array */
|
---|
| 807 | fnArraySwitch( a, currIndex, i );
|
---|
| 808 |
|
---|
| 809 | /* Do the column reorder in the table */
|
---|
| 810 | this.s.dt.oInstance.fnColReorder( currIndex, i, true, false );
|
---|
| 811 |
|
---|
| 812 | changed = true;
|
---|
| 813 | }
|
---|
| 814 | }
|
---|
| 815 |
|
---|
| 816 | this._fnSetColumnIndexes();
|
---|
| 817 |
|
---|
| 818 | // Has anything actually changed? If not, then nothing else to do
|
---|
| 819 | if ( ! changed ) {
|
---|
| 820 | return;
|
---|
| 821 | }
|
---|
| 822 |
|
---|
| 823 | $.fn.dataTable.Api( this.s.dt ).rows().invalidate();
|
---|
| 824 |
|
---|
| 825 | /* When scrolling we need to recalculate the column sizes to allow for the shift */
|
---|
| 826 | if ( this.s.dt.oScroll.sX !== "" || this.s.dt.oScroll.sY !== "" )
|
---|
| 827 | {
|
---|
| 828 | this.s.dt.oInstance.fnAdjustColumnSizing( false );
|
---|
| 829 | }
|
---|
| 830 |
|
---|
| 831 | /* Save the state */
|
---|
| 832 | this.s.dt.oInstance.oApi._fnSaveState( this.s.dt );
|
---|
| 833 |
|
---|
| 834 | if ( this.s.reorderCallback !== null )
|
---|
| 835 | {
|
---|
| 836 | this.s.reorderCallback.call( this );
|
---|
| 837 | }
|
---|
| 838 | },
|
---|
| 839 |
|
---|
| 840 |
|
---|
| 841 | /**
|
---|
| 842 | * Because we change the indexes of columns in the table, relative to their starting point
|
---|
| 843 | * we need to reorder the state columns to what they are at the starting point so we can
|
---|
| 844 | * then rearrange them again on state load!
|
---|
| 845 | * @method _fnStateSave
|
---|
| 846 | * @param object oState DataTables state
|
---|
| 847 | * @returns string JSON encoded cookie string for DataTables
|
---|
| 848 | * @private
|
---|
| 849 | */
|
---|
| 850 | "_fnStateSave": function ( oState )
|
---|
| 851 | {
|
---|
| 852 | var i, iLen, aCopy, iOrigColumn;
|
---|
| 853 | var oSettings = this.s.dt;
|
---|
| 854 | var columns = oSettings.aoColumns;
|
---|
| 855 |
|
---|
| 856 | oState.ColReorder = [];
|
---|
| 857 |
|
---|
| 858 | /* Sorting */
|
---|
| 859 | if ( oState.aaSorting ) {
|
---|
| 860 | // 1.10.0-
|
---|
| 861 | for ( i=0 ; i<oState.aaSorting.length ; i++ ) {
|
---|
| 862 | oState.aaSorting[i][0] = columns[ oState.aaSorting[i][0] ]._ColReorder_iOrigCol;
|
---|
| 863 | }
|
---|
| 864 |
|
---|
| 865 | var aSearchCopy = $.extend( true, [], oState.aoSearchCols );
|
---|
| 866 |
|
---|
| 867 | for ( i=0, iLen=columns.length ; i<iLen ; i++ )
|
---|
| 868 | {
|
---|
| 869 | iOrigColumn = columns[i]._ColReorder_iOrigCol;
|
---|
| 870 |
|
---|
| 871 | /* Column filter */
|
---|
| 872 | oState.aoSearchCols[ iOrigColumn ] = aSearchCopy[i];
|
---|
| 873 |
|
---|
| 874 | /* Visibility */
|
---|
| 875 | oState.abVisCols[ iOrigColumn ] = columns[i].bVisible;
|
---|
| 876 |
|
---|
| 877 | /* Column reordering */
|
---|
| 878 | oState.ColReorder.push( iOrigColumn );
|
---|
| 879 | }
|
---|
| 880 | }
|
---|
| 881 | else if ( oState.order ) {
|
---|
| 882 | // 1.10.1+
|
---|
| 883 | for ( i=0 ; i<oState.order.length ; i++ ) {
|
---|
| 884 | oState.order[i][0] = columns[ oState.order[i][0] ]._ColReorder_iOrigCol;
|
---|
| 885 | }
|
---|
| 886 |
|
---|
| 887 | var stateColumnsCopy = $.extend( true, [], oState.columns );
|
---|
| 888 |
|
---|
| 889 | for ( i=0, iLen=columns.length ; i<iLen ; i++ )
|
---|
| 890 | {
|
---|
| 891 | iOrigColumn = columns[i]._ColReorder_iOrigCol;
|
---|
| 892 |
|
---|
| 893 | /* Columns */
|
---|
| 894 | oState.columns[ iOrigColumn ] = stateColumnsCopy[i];
|
---|
| 895 |
|
---|
| 896 | /* Column reordering */
|
---|
| 897 | oState.ColReorder.push( iOrigColumn );
|
---|
| 898 | }
|
---|
| 899 | }
|
---|
| 900 | },
|
---|
| 901 |
|
---|
| 902 |
|
---|
| 903 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
|
---|
| 904 | * Mouse drop and drag
|
---|
| 905 | */
|
---|
| 906 |
|
---|
| 907 | /**
|
---|
| 908 | * Add a mouse down listener to a particluar TH element
|
---|
| 909 | * @method _fnMouseListener
|
---|
| 910 | * @param int i Column index
|
---|
| 911 | * @param element nTh TH element clicked on
|
---|
| 912 | * @returns void
|
---|
| 913 | * @private
|
---|
| 914 | */
|
---|
| 915 | "_fnMouseListener": function ( i, nTh )
|
---|
| 916 | {
|
---|
| 917 | var that = this;
|
---|
| 918 | $(nTh)
|
---|
| 919 | .on( 'mousedown.ColReorder', function (e) {
|
---|
| 920 | if ( that.s.enable && e.which === 1 ) {
|
---|
| 921 | that._fnMouseDown.call( that, e, nTh );
|
---|
| 922 | }
|
---|
| 923 | } )
|
---|
| 924 | .on( 'touchstart.ColReorder', function (e) {
|
---|
| 925 | if ( that.s.enable ) {
|
---|
| 926 | that._fnMouseDown.call( that, e, nTh );
|
---|
| 927 | }
|
---|
| 928 | } );
|
---|
| 929 | },
|
---|
| 930 |
|
---|
| 931 |
|
---|
| 932 | /**
|
---|
| 933 | * Mouse down on a TH element in the table header
|
---|
| 934 | * @method _fnMouseDown
|
---|
| 935 | * @param event e Mouse event
|
---|
| 936 | * @param element nTh TH element to be dragged
|
---|
| 937 | * @returns void
|
---|
| 938 | * @private
|
---|
| 939 | */
|
---|
| 940 | "_fnMouseDown": function ( e, nTh )
|
---|
| 941 | {
|
---|
| 942 | var that = this;
|
---|
| 943 |
|
---|
| 944 | /* Store information about the mouse position */
|
---|
| 945 | var target = $(e.target).closest('th, td');
|
---|
| 946 | var offset = target.offset();
|
---|
| 947 | var idx = parseInt( $(nTh).attr('data-column-index'), 10 );
|
---|
| 948 |
|
---|
| 949 | if ( idx === undefined ) {
|
---|
| 950 | return;
|
---|
| 951 | }
|
---|
| 952 |
|
---|
| 953 | this.s.mouse.startX = this._fnCursorPosition( e, 'pageX' );
|
---|
| 954 | this.s.mouse.startY = this._fnCursorPosition( e, 'pageY' );
|
---|
| 955 | this.s.mouse.offsetX = this._fnCursorPosition( e, 'pageX' ) - offset.left;
|
---|
| 956 | this.s.mouse.offsetY = this._fnCursorPosition( e, 'pageY' ) - offset.top;
|
---|
| 957 | this.s.mouse.target = this.s.dt.aoColumns[ idx ].nTh;//target[0];
|
---|
| 958 | this.s.mouse.targetIndex = idx;
|
---|
| 959 | this.s.mouse.fromIndex = idx;
|
---|
| 960 |
|
---|
| 961 | this._fnRegions();
|
---|
| 962 |
|
---|
| 963 | /* Add event handlers to the document */
|
---|
| 964 | $(document)
|
---|
| 965 | .on( 'mousemove.ColReorder touchmove.ColReorder', function (e) {
|
---|
| 966 | that._fnMouseMove.call( that, e );
|
---|
| 967 | } )
|
---|
| 968 | .on( 'mouseup.ColReorder touchend.ColReorder', function (e) {
|
---|
| 969 | that._fnMouseUp.call( that, e );
|
---|
| 970 | } );
|
---|
| 971 | },
|
---|
| 972 |
|
---|
| 973 |
|
---|
| 974 | /**
|
---|
| 975 | * Deal with a mouse move event while dragging a node
|
---|
| 976 | * @method _fnMouseMove
|
---|
| 977 | * @param event e Mouse event
|
---|
| 978 | * @returns void
|
---|
| 979 | * @private
|
---|
| 980 | */
|
---|
| 981 | "_fnMouseMove": function ( e )
|
---|
| 982 | {
|
---|
| 983 | var that = this;
|
---|
| 984 |
|
---|
| 985 | if ( this.dom.drag === null )
|
---|
| 986 | {
|
---|
| 987 | /* Only create the drag element if the mouse has moved a specific distance from the start
|
---|
| 988 | * point - this allows the user to make small mouse movements when sorting and not have a
|
---|
| 989 | * possibly confusing drag element showing up
|
---|
| 990 | */
|
---|
| 991 | if ( Math.pow(
|
---|
| 992 | Math.pow(this._fnCursorPosition( e, 'pageX') - this.s.mouse.startX, 2) +
|
---|
| 993 | Math.pow(this._fnCursorPosition( e, 'pageY') - this.s.mouse.startY, 2), 0.5 ) < 5 )
|
---|
| 994 | {
|
---|
| 995 | return;
|
---|
| 996 | }
|
---|
| 997 | this._fnCreateDragNode();
|
---|
| 998 | }
|
---|
| 999 |
|
---|
| 1000 | /* Position the element - we respect where in the element the click occured */
|
---|
| 1001 | this.dom.drag.css( {
|
---|
| 1002 | left: this._fnCursorPosition( e, 'pageX' ) - this.s.mouse.offsetX,
|
---|
| 1003 | top: this._fnCursorPosition( e, 'pageY' ) - this.s.mouse.offsetY
|
---|
| 1004 | } );
|
---|
| 1005 |
|
---|
| 1006 | /* Based on the current mouse position, calculate where the insert should go */
|
---|
| 1007 | var target;
|
---|
| 1008 | var lastToIndex = this.s.mouse.toIndex;
|
---|
| 1009 | var cursorXPosiotion = this._fnCursorPosition(e, 'pageX');
|
---|
| 1010 | var targetsPrev = function (i) {
|
---|
| 1011 | while (i >= 0) {
|
---|
| 1012 | i--;
|
---|
| 1013 |
|
---|
| 1014 | if (i <= 0) {
|
---|
| 1015 | return null;
|
---|
| 1016 | }
|
---|
| 1017 |
|
---|
| 1018 | if (that.s.aoTargets[i+1].x !== that.s.aoTargets[i].x) {
|
---|
| 1019 | return that.s.aoTargets[i];
|
---|
| 1020 | }
|
---|
| 1021 | }
|
---|
| 1022 | };
|
---|
| 1023 | var firstNotHidden = function () {
|
---|
| 1024 | for (var i=0 ; i<that.s.aoTargets.length-1 ; i++) {
|
---|
| 1025 | if (that.s.aoTargets[i].x !== that.s.aoTargets[i+1].x) {
|
---|
| 1026 | return that.s.aoTargets[i];
|
---|
| 1027 | }
|
---|
| 1028 | }
|
---|
| 1029 | };
|
---|
| 1030 | var lastNotHidden = function () {
|
---|
| 1031 | for (var i=that.s.aoTargets.length-1 ; i>0 ; i--) {
|
---|
| 1032 | if (that.s.aoTargets[i].x !== that.s.aoTargets[i-1].x) {
|
---|
| 1033 | return that.s.aoTargets[i];
|
---|
| 1034 | }
|
---|
| 1035 | }
|
---|
| 1036 | };
|
---|
| 1037 |
|
---|
| 1038 | for (var i = 1; i < this.s.aoTargets.length; i++) {
|
---|
| 1039 | var prevTarget = targetsPrev(i);
|
---|
| 1040 | if (! prevTarget) {
|
---|
| 1041 | prevTarget = firstNotHidden();
|
---|
| 1042 | }
|
---|
| 1043 |
|
---|
| 1044 | var prevTargetMiddle = prevTarget.x + (this.s.aoTargets[i].x - prevTarget.x) / 2;
|
---|
| 1045 |
|
---|
| 1046 | if (this._fnIsLtr()) {
|
---|
| 1047 | if (cursorXPosiotion < prevTargetMiddle ) {
|
---|
| 1048 | target = prevTarget;
|
---|
| 1049 | break;
|
---|
| 1050 | }
|
---|
| 1051 | }
|
---|
| 1052 | else {
|
---|
| 1053 | if (cursorXPosiotion > prevTargetMiddle) {
|
---|
| 1054 | target = prevTarget;
|
---|
| 1055 | break;
|
---|
| 1056 | }
|
---|
| 1057 | }
|
---|
| 1058 | }
|
---|
| 1059 |
|
---|
| 1060 | if (target) {
|
---|
| 1061 | this.dom.pointer.css('left', target.x);
|
---|
| 1062 | this.s.mouse.toIndex = target.to;
|
---|
| 1063 | }
|
---|
| 1064 | else {
|
---|
| 1065 | // The insert element wasn't positioned in the array (less than
|
---|
| 1066 | // operator), so we put it at the end
|
---|
| 1067 | this.dom.pointer.css( 'left', lastNotHidden().x );
|
---|
| 1068 | this.s.mouse.toIndex = lastNotHidden().to;
|
---|
| 1069 | }
|
---|
| 1070 |
|
---|
| 1071 | // Perform reordering if realtime updating is on and the column has moved
|
---|
| 1072 | if ( this.s.init.bRealtime && lastToIndex !== this.s.mouse.toIndex ) {
|
---|
| 1073 | this.s.dt.oInstance.fnColReorder( this.s.mouse.fromIndex, this.s.mouse.toIndex );
|
---|
| 1074 | this.s.mouse.fromIndex = this.s.mouse.toIndex;
|
---|
| 1075 |
|
---|
| 1076 | // Not great for performance, but required to keep everything in alignment
|
---|
| 1077 | if ( this.s.dt.oScroll.sX !== "" || this.s.dt.oScroll.sY !== "" )
|
---|
| 1078 | {
|
---|
| 1079 | this.s.dt.oInstance.fnAdjustColumnSizing( false );
|
---|
| 1080 | }
|
---|
| 1081 |
|
---|
| 1082 | this._fnRegions();
|
---|
| 1083 | }
|
---|
| 1084 | },
|
---|
| 1085 |
|
---|
| 1086 |
|
---|
| 1087 | /**
|
---|
| 1088 | * Finish off the mouse drag and insert the column where needed
|
---|
| 1089 | * @method _fnMouseUp
|
---|
| 1090 | * @param event e Mouse event
|
---|
| 1091 | * @returns void
|
---|
| 1092 | * @private
|
---|
| 1093 | */
|
---|
| 1094 | "_fnMouseUp": function ( e )
|
---|
| 1095 | {
|
---|
| 1096 | var that = this;
|
---|
| 1097 |
|
---|
| 1098 | $(document).off( '.ColReorder' );
|
---|
| 1099 |
|
---|
| 1100 | if ( this.dom.drag !== null )
|
---|
| 1101 | {
|
---|
| 1102 | /* Remove the guide elements */
|
---|
| 1103 | this.dom.drag.remove();
|
---|
| 1104 | this.dom.pointer.remove();
|
---|
| 1105 | this.dom.drag = null;
|
---|
| 1106 | this.dom.pointer = null;
|
---|
| 1107 |
|
---|
| 1108 | /* Actually do the reorder */
|
---|
| 1109 | this.s.dt.oInstance.fnColReorder( this.s.mouse.fromIndex, this.s.mouse.toIndex, true );
|
---|
| 1110 | this._fnSetColumnIndexes();
|
---|
| 1111 |
|
---|
| 1112 | /* When scrolling we need to recalculate the column sizes to allow for the shift */
|
---|
| 1113 | if ( this.s.dt.oScroll.sX !== "" || this.s.dt.oScroll.sY !== "" )
|
---|
| 1114 | {
|
---|
| 1115 | this.s.dt.oInstance.fnAdjustColumnSizing( false );
|
---|
| 1116 | }
|
---|
| 1117 |
|
---|
| 1118 | /* Save the state */
|
---|
| 1119 | this.s.dt.oInstance.oApi._fnSaveState( this.s.dt );
|
---|
| 1120 |
|
---|
| 1121 | if ( this.s.reorderCallback !== null )
|
---|
| 1122 | {
|
---|
| 1123 | this.s.reorderCallback.call( this );
|
---|
| 1124 | }
|
---|
| 1125 | }
|
---|
| 1126 | },
|
---|
| 1127 |
|
---|
| 1128 |
|
---|
| 1129 | /**
|
---|
| 1130 | * Calculate a cached array with the points of the column inserts, and the
|
---|
| 1131 | * 'to' points
|
---|
| 1132 | * @method _fnRegions
|
---|
| 1133 | * @returns void
|
---|
| 1134 | * @private
|
---|
| 1135 | */
|
---|
| 1136 | "_fnRegions": function ()
|
---|
| 1137 | {
|
---|
| 1138 | var aoColumns = this.s.dt.aoColumns;
|
---|
| 1139 | var isLTR = this._fnIsLtr();
|
---|
| 1140 | this.s.aoTargets.splice(0, this.s.aoTargets.length);
|
---|
| 1141 | var lastBound = $(this.s.dt.nTable).offset().left;
|
---|
| 1142 |
|
---|
| 1143 | var aoColumnBounds = [];
|
---|
| 1144 | $.each(aoColumns, function (i, column) {
|
---|
| 1145 | if (column.bVisible && column.nTh.style.display !== 'none') {
|
---|
| 1146 | var nth = $(column.nTh);
|
---|
| 1147 | var bound = nth.offset().left;
|
---|
| 1148 |
|
---|
| 1149 | if (isLTR) {
|
---|
| 1150 | bound += nth.outerWidth();
|
---|
| 1151 | }
|
---|
| 1152 |
|
---|
| 1153 | aoColumnBounds.push({
|
---|
| 1154 | index: i,
|
---|
| 1155 | bound: bound
|
---|
| 1156 | });
|
---|
| 1157 |
|
---|
| 1158 | lastBound = bound;
|
---|
| 1159 | }
|
---|
| 1160 | else {
|
---|
| 1161 | aoColumnBounds.push({
|
---|
| 1162 | index: i,
|
---|
| 1163 | bound: lastBound
|
---|
| 1164 | });
|
---|
| 1165 | }
|
---|
| 1166 | });
|
---|
| 1167 |
|
---|
| 1168 | var firstColumn = aoColumnBounds[0];
|
---|
| 1169 | var firstColumnWidth = $(aoColumns[firstColumn.index].nTh).outerWidth();
|
---|
| 1170 |
|
---|
| 1171 | this.s.aoTargets.push({
|
---|
| 1172 | to: 0,
|
---|
| 1173 | x: firstColumn.bound - firstColumnWidth
|
---|
| 1174 | });
|
---|
| 1175 |
|
---|
| 1176 | for (var i = 0; i < aoColumnBounds.length; i++) {
|
---|
| 1177 | var columnBound = aoColumnBounds[i];
|
---|
| 1178 | var iToPoint = columnBound.index;
|
---|
| 1179 |
|
---|
| 1180 | /* For the column / header in question, we want it's position to remain the same if the
|
---|
| 1181 | * position is just to it's immediate left or right, so we only increment the counter for
|
---|
| 1182 | * other columns
|
---|
| 1183 | */
|
---|
| 1184 | if (columnBound.index < this.s.mouse.fromIndex) {
|
---|
| 1185 | iToPoint++;
|
---|
| 1186 | }
|
---|
| 1187 |
|
---|
| 1188 | this.s.aoTargets.push({
|
---|
| 1189 | to: iToPoint,
|
---|
| 1190 | x: columnBound.bound
|
---|
| 1191 | });
|
---|
| 1192 | }
|
---|
| 1193 |
|
---|
| 1194 | /* Disallow columns for being reordered by drag and drop, counting right to left */
|
---|
| 1195 | if ( this.s.fixedRight !== 0 )
|
---|
| 1196 | {
|
---|
| 1197 | this.s.aoTargets.splice( this.s.aoTargets.length - this.s.fixedRight );
|
---|
| 1198 | }
|
---|
| 1199 |
|
---|
| 1200 | /* Disallow columns for being reordered by drag and drop, counting left to right */
|
---|
| 1201 | if ( this.s.fixed !== 0 )
|
---|
| 1202 | {
|
---|
| 1203 | this.s.aoTargets.splice( 0, this.s.fixed );
|
---|
| 1204 | }
|
---|
| 1205 | },
|
---|
| 1206 |
|
---|
| 1207 |
|
---|
| 1208 | /**
|
---|
| 1209 | * Copy the TH element that is being drags so the user has the idea that they are actually
|
---|
| 1210 | * moving it around the page.
|
---|
| 1211 | * @method _fnCreateDragNode
|
---|
| 1212 | * @returns void
|
---|
| 1213 | * @private
|
---|
| 1214 | */
|
---|
| 1215 | "_fnCreateDragNode": function ()
|
---|
| 1216 | {
|
---|
| 1217 | var scrolling = this.s.dt.oScroll.sX !== "" || this.s.dt.oScroll.sY !== "";
|
---|
| 1218 |
|
---|
| 1219 | var origCell = this.s.dt.aoColumns[ this.s.mouse.targetIndex ].nTh;
|
---|
| 1220 | var origTr = origCell.parentNode;
|
---|
| 1221 | var origThead = origTr.parentNode;
|
---|
| 1222 | var origTable = origThead.parentNode;
|
---|
| 1223 | var cloneCell = $(origCell).clone();
|
---|
| 1224 |
|
---|
| 1225 | // This is a slightly odd combination of jQuery and DOM, but it is the
|
---|
| 1226 | // fastest and least resource intensive way I could think of cloning
|
---|
| 1227 | // the table with just a single header cell in it.
|
---|
| 1228 | this.dom.drag = $(origTable.cloneNode(false))
|
---|
| 1229 | .addClass( 'DTCR_clonedTable' )
|
---|
| 1230 | .append(
|
---|
| 1231 | $(origThead.cloneNode(false)).append(
|
---|
| 1232 | $(origTr.cloneNode(false)).append(
|
---|
| 1233 | cloneCell[0]
|
---|
| 1234 | )
|
---|
| 1235 | )
|
---|
| 1236 | )
|
---|
| 1237 | .css( {
|
---|
| 1238 | position: 'absolute',
|
---|
| 1239 | top: 0,
|
---|
| 1240 | left: 0,
|
---|
| 1241 | width: $(origCell).outerWidth(),
|
---|
| 1242 | height: $(origCell).outerHeight()
|
---|
| 1243 | } )
|
---|
| 1244 | .appendTo( 'body' );
|
---|
| 1245 |
|
---|
| 1246 | this.dom.pointer = $('<div></div>')
|
---|
| 1247 | .addClass( 'DTCR_pointer' )
|
---|
| 1248 | .css( {
|
---|
| 1249 | position: 'absolute',
|
---|
| 1250 | top: scrolling ?
|
---|
| 1251 | $('div.dataTables_scroll', this.s.dt.nTableWrapper).offset().top :
|
---|
| 1252 | $(this.s.dt.nTable).offset().top,
|
---|
| 1253 | height : scrolling ?
|
---|
| 1254 | $('div.dataTables_scroll', this.s.dt.nTableWrapper).height() :
|
---|
| 1255 | $(this.s.dt.nTable).height()
|
---|
| 1256 | } )
|
---|
| 1257 | .appendTo( 'body' );
|
---|
| 1258 | },
|
---|
| 1259 |
|
---|
| 1260 |
|
---|
| 1261 | /**
|
---|
| 1262 | * Add a data attribute to the column headers, so we know the index of
|
---|
| 1263 | * the row to be reordered. This allows fast detection of the index, and
|
---|
| 1264 | * for this plug-in to work with FixedHeader which clones the nodes.
|
---|
| 1265 | * @private
|
---|
| 1266 | */
|
---|
| 1267 | "_fnSetColumnIndexes": function ()
|
---|
| 1268 | {
|
---|
| 1269 | $.each( this.s.dt.aoColumns, function (i, column) {
|
---|
| 1270 | $(column.nTh).attr('data-column-index', i);
|
---|
| 1271 | } );
|
---|
| 1272 | },
|
---|
| 1273 |
|
---|
| 1274 |
|
---|
| 1275 | /**
|
---|
| 1276 | * Get cursor position regardless of mouse or touch input
|
---|
| 1277 | * @param {Event} e jQuery Event
|
---|
| 1278 | * @param {string} prop Property to get
|
---|
| 1279 | * @return {number} Value
|
---|
| 1280 | */
|
---|
| 1281 | _fnCursorPosition: function ( e, prop ) {
|
---|
| 1282 | if ( e.type.indexOf('touch') !== -1 ) {
|
---|
| 1283 | return e.originalEvent.touches[0][ prop ];
|
---|
| 1284 | }
|
---|
| 1285 | return e[ prop ];
|
---|
| 1286 | },
|
---|
| 1287 |
|
---|
| 1288 | _fnIsLtr: function () {
|
---|
| 1289 | return $(this.s.dt.nTable).css('direction') !== "rtl";
|
---|
| 1290 | }
|
---|
| 1291 | } );
|
---|
| 1292 |
|
---|
| 1293 |
|
---|
| 1294 |
|
---|
| 1295 |
|
---|
| 1296 |
|
---|
| 1297 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
|
---|
| 1298 | * Static parameters
|
---|
| 1299 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
|
---|
| 1300 |
|
---|
| 1301 |
|
---|
| 1302 | /**
|
---|
| 1303 | * ColReorder default settings for initialisation
|
---|
| 1304 | * @namespace
|
---|
| 1305 | * @static
|
---|
| 1306 | */
|
---|
| 1307 | ColReorder.defaults = {
|
---|
| 1308 | /**
|
---|
| 1309 | * Predefined ordering for the columns that will be applied automatically
|
---|
| 1310 | * on initialisation. If not specified then the order that the columns are
|
---|
| 1311 | * found to be in the HTML is the order used.
|
---|
| 1312 | * @type array
|
---|
| 1313 | * @default null
|
---|
| 1314 | * @static
|
---|
| 1315 | */
|
---|
| 1316 | aiOrder: null,
|
---|
| 1317 |
|
---|
| 1318 | /**
|
---|
| 1319 | * ColReorder enable on initialisation
|
---|
| 1320 | * @type boolean
|
---|
| 1321 | * @default true
|
---|
| 1322 | * @static
|
---|
| 1323 | */
|
---|
| 1324 | bEnable: true,
|
---|
| 1325 |
|
---|
| 1326 | /**
|
---|
| 1327 | * Redraw the table's column ordering as the end user draws the column
|
---|
| 1328 | * (`true`) or wait until the mouse is released (`false` - default). Note
|
---|
| 1329 | * that this will perform a redraw on each reordering, which involves an
|
---|
| 1330 | * Ajax request each time if you are using server-side processing in
|
---|
| 1331 | * DataTables.
|
---|
| 1332 | * @type boolean
|
---|
| 1333 | * @default false
|
---|
| 1334 | * @static
|
---|
| 1335 | */
|
---|
| 1336 | bRealtime: true,
|
---|
| 1337 |
|
---|
| 1338 | /**
|
---|
| 1339 | * Indicate how many columns should be fixed in position (counting from the
|
---|
| 1340 | * left). This will typically be 1 if used, but can be as high as you like.
|
---|
| 1341 | * @type int
|
---|
| 1342 | * @default 0
|
---|
| 1343 | * @static
|
---|
| 1344 | */
|
---|
| 1345 | iFixedColumnsLeft: 0,
|
---|
| 1346 |
|
---|
| 1347 | /**
|
---|
| 1348 | * As `iFixedColumnsRight` but counting from the right.
|
---|
| 1349 | * @type int
|
---|
| 1350 | * @default 0
|
---|
| 1351 | * @static
|
---|
| 1352 | */
|
---|
| 1353 | iFixedColumnsRight: 0,
|
---|
| 1354 |
|
---|
| 1355 | /**
|
---|
| 1356 | * Callback function that is fired when columns are reordered. The `column-
|
---|
| 1357 | * reorder` event is preferred over this callback
|
---|
| 1358 | * @type function():void
|
---|
| 1359 | * @default null
|
---|
| 1360 | * @static
|
---|
| 1361 | */
|
---|
| 1362 | fnReorderCallback: null
|
---|
| 1363 | };
|
---|
| 1364 |
|
---|
| 1365 |
|
---|
| 1366 |
|
---|
| 1367 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
|
---|
| 1368 | * Constants
|
---|
| 1369 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
|
---|
| 1370 |
|
---|
| 1371 | /**
|
---|
| 1372 | * ColReorder version
|
---|
| 1373 | * @constant version
|
---|
| 1374 | * @type String
|
---|
| 1375 | * @default As code
|
---|
| 1376 | */
|
---|
| 1377 | ColReorder.version = "1.5.2";
|
---|
| 1378 |
|
---|
| 1379 |
|
---|
| 1380 |
|
---|
| 1381 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
|
---|
| 1382 | * DataTables interfaces
|
---|
| 1383 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
|
---|
| 1384 |
|
---|
| 1385 | // Expose
|
---|
| 1386 | $.fn.dataTable.ColReorder = ColReorder;
|
---|
| 1387 | $.fn.DataTable.ColReorder = ColReorder;
|
---|
| 1388 |
|
---|
| 1389 |
|
---|
| 1390 | // Register a new feature with DataTables
|
---|
| 1391 | if ( typeof $.fn.dataTable == "function" &&
|
---|
| 1392 | typeof $.fn.dataTableExt.fnVersionCheck == "function" &&
|
---|
| 1393 | $.fn.dataTableExt.fnVersionCheck('1.10.8') )
|
---|
| 1394 | {
|
---|
| 1395 | $.fn.dataTableExt.aoFeatures.push( {
|
---|
| 1396 | "fnInit": function( settings ) {
|
---|
| 1397 | var table = settings.oInstance;
|
---|
| 1398 |
|
---|
| 1399 | if ( ! settings._colReorder ) {
|
---|
| 1400 | var dtInit = settings.oInit;
|
---|
| 1401 | var opts = dtInit.colReorder || dtInit.oColReorder || {};
|
---|
| 1402 |
|
---|
| 1403 | new ColReorder( settings, opts );
|
---|
| 1404 | }
|
---|
| 1405 | else {
|
---|
| 1406 | table.oApi._fnLog( settings, 1, "ColReorder attempted to initialise twice. Ignoring second" );
|
---|
| 1407 | }
|
---|
| 1408 |
|
---|
| 1409 | return null; /* No node for DataTables to insert */
|
---|
| 1410 | },
|
---|
| 1411 | "cFeature": "R",
|
---|
| 1412 | "sFeature": "ColReorder"
|
---|
| 1413 | } );
|
---|
| 1414 | }
|
---|
| 1415 | else {
|
---|
| 1416 | alert( "Warning: ColReorder requires DataTables 1.10.8 or greater - www.datatables.net/download");
|
---|
| 1417 | }
|
---|
| 1418 |
|
---|
| 1419 |
|
---|
| 1420 | // Attach a listener to the document which listens for DataTables initialisation
|
---|
| 1421 | // events so we can automatically initialise
|
---|
| 1422 | $(document).on( 'preInit.dt.colReorder', function (e, settings) {
|
---|
| 1423 | if ( e.namespace !== 'dt' ) {
|
---|
| 1424 | return;
|
---|
| 1425 | }
|
---|
| 1426 |
|
---|
| 1427 | var init = settings.oInit.colReorder;
|
---|
| 1428 | var defaults = DataTable.defaults.colReorder;
|
---|
| 1429 |
|
---|
| 1430 | if ( init || defaults ) {
|
---|
| 1431 | var opts = $.extend( {}, init, defaults );
|
---|
| 1432 |
|
---|
| 1433 | if ( init !== false ) {
|
---|
| 1434 | new ColReorder( settings, opts );
|
---|
| 1435 | }
|
---|
| 1436 | }
|
---|
| 1437 | } );
|
---|
| 1438 |
|
---|
| 1439 |
|
---|
| 1440 | // API augmentation
|
---|
| 1441 | $.fn.dataTable.Api.register( 'colReorder.reset()', function () {
|
---|
| 1442 | return this.iterator( 'table', function ( ctx ) {
|
---|
| 1443 | ctx._colReorder.fnReset();
|
---|
| 1444 | } );
|
---|
| 1445 | } );
|
---|
| 1446 |
|
---|
| 1447 | $.fn.dataTable.Api.register( 'colReorder.order()', function ( set, original ) {
|
---|
| 1448 | if ( set ) {
|
---|
| 1449 | return this.iterator( 'table', function ( ctx ) {
|
---|
| 1450 | ctx._colReorder.fnOrder( set, original );
|
---|
| 1451 | } );
|
---|
| 1452 | }
|
---|
| 1453 |
|
---|
| 1454 | return this.context.length ?
|
---|
| 1455 | this.context[0]._colReorder.fnOrder() :
|
---|
| 1456 | null;
|
---|
| 1457 | } );
|
---|
| 1458 |
|
---|
| 1459 | $.fn.dataTable.Api.register( 'colReorder.transpose()', function ( idx, dir ) {
|
---|
| 1460 | return this.context.length && this.context[0]._colReorder ?
|
---|
| 1461 | this.context[0]._colReorder.fnTranspose( idx, dir ) :
|
---|
| 1462 | idx;
|
---|
| 1463 | } );
|
---|
| 1464 |
|
---|
| 1465 | $.fn.dataTable.Api.register( 'colReorder.move()', function( from, to, drop, invalidateRows ) {
|
---|
| 1466 | if (this.context.length) {
|
---|
| 1467 | this.context[0]._colReorder.s.dt.oInstance.fnColReorder( from, to, drop, invalidateRows );
|
---|
| 1468 | this.context[0]._colReorder._fnSetColumnIndexes();
|
---|
| 1469 | }
|
---|
| 1470 | return this;
|
---|
| 1471 | } );
|
---|
| 1472 |
|
---|
| 1473 | $.fn.dataTable.Api.register( 'colReorder.enable()', function( flag ) {
|
---|
| 1474 | return this.iterator( 'table', function ( ctx ) {
|
---|
| 1475 | if ( ctx._colReorder ) {
|
---|
| 1476 | ctx._colReorder.fnEnable( flag );
|
---|
| 1477 | }
|
---|
| 1478 | } );
|
---|
| 1479 | } );
|
---|
| 1480 |
|
---|
| 1481 | $.fn.dataTable.Api.register( 'colReorder.disable()', function() {
|
---|
| 1482 | return this.iterator( 'table', function ( ctx ) {
|
---|
| 1483 | if ( ctx._colReorder ) {
|
---|
| 1484 | ctx._colReorder.fnDisable();
|
---|
| 1485 | }
|
---|
| 1486 | } );
|
---|
| 1487 | } );
|
---|
| 1488 |
|
---|
| 1489 |
|
---|
| 1490 | return ColReorder;
|
---|
| 1491 | }));
|
---|