/*! ColVis 1.1.2

* ©2010-2015 SpryMedia Ltd - datatables.net/license
*/

/**

* @summary     ColVis
* @description Controls for column visibility in DataTables
* @version     1.1.2
* @file        dataTables.colReorder.js
* @author      SpryMedia Ltd (www.sprymedia.co.uk)
* @contact     www.sprymedia.co.uk/contact
* @copyright   Copyright 2010-2015 SpryMedia Ltd.
*
* This source file is free software, available under the following license:
*   MIT license - http://datatables.net/license/mit
*
* This source file is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.
*
* For details please refer to: http://www.datatables.net
*/

(function(window, document, undefined) {

var factory = function( $, DataTable ) { “use strict”;

/**

* ColVis provides column visibility control for DataTables
*
* @class ColVis
* @constructor
* @param {object} DataTables settings object. With DataTables 1.10 this can
*   also be and API instance, table node, jQuery collection or jQuery selector.
* @param {object} ColVis configuration options
*/

var ColVis = function( oDTSettings, oInit ) {

/* Santiy check that we are a new instance */
if ( !this.CLASS || this.CLASS != "ColVis" )
{
        alert( "Warning: ColVis must be initialised with the keyword 'new'" );
}

if ( typeof oInit == 'undefined' )
{
        oInit = {};
}

var camelToHungarian = $.fn.dataTable.camelToHungarian;
if ( camelToHungarian ) {
        camelToHungarian( ColVis.defaults, ColVis.defaults, true );
        camelToHungarian( ColVis.defaults, oInit );
}

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Public class variables
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/**
 * @namespace Settings object which contains customisable information for
 *     ColVis instance. Augmented by ColVis.defaults
 */
this.s = {
        /**
         * DataTables settings object
         *  @property dt
         *  @type     Object
         *  @default  null
         */
        "dt": null,

        /**
         * Customisation object
         *  @property oInit
         *  @type     Object
         *  @default  passed in
         */
        "oInit": oInit,

        /**
         * Flag to say if the collection is hidden
         *  @property hidden
         *  @type     boolean
         *  @default  true
         */
        "hidden": true,

        /**
         * Store the original visibility settings so they could be restored
         *  @property abOriginal
         *  @type     Array
         *  @default  []
         */
        "abOriginal": []
};

/**
 * @namespace Common and useful DOM elements for the class instance
 */
this.dom = {
        /**
         * Wrapper for the button - given back to DataTables as the node to insert
         *  @property wrapper
         *  @type     Node
         *  @default  null
         */
        "wrapper": null,

        /**
         * Activation button
         *  @property button
         *  @type     Node
         *  @default  null
         */
        "button": null,

        /**
         * Collection list node
         *  @property collection
         *  @type     Node
         *  @default  null
         */
        "collection": null,

        /**
         * Background node used for shading the display and event capturing
         *  @property background
         *  @type     Node
         *  @default  null
         */
        "background": null,

        /**
         * Element to position over the activation button to catch mouse events when using mouseover
         *  @property catcher
         *  @type     Node
         *  @default  null
         */
        "catcher": null,

        /**
         * List of button elements
         *  @property buttons
         *  @type     Array
         *  @default  []
         */
        "buttons": [],

        /**
         * List of group button elements
         *  @property groupButtons
         *  @type     Array
         *  @default  []
         */
        "groupButtons": [],

        /**
         * Restore button
         *  @property restore
         *  @type     Node
         *  @default  null
         */
        "restore": null
};

/* Store global reference */
ColVis.aInstances.push( this );

/* Constructor logic */
this.s.dt = $.fn.dataTable.Api ?
        new $.fn.dataTable.Api( oDTSettings ).settings()[0] :
        oDTSettings;

this._fnConstruct( oInit );
return this;

};

ColVis.prototype = {

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Public methods
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/**
 * Get the ColVis instance's control button so it can be injected into the
 * DOM
 *  @method  button
 *  @returns {node} ColVis button
 */
button: function ()
{
        return this.dom.wrapper;
},

/**
 * Alias of `rebuild` for backwards compatibility
 *  @method  fnRebuild
 */
"fnRebuild": function ()
{
        this.rebuild();
},

/**
 * Rebuild the list of buttons for this instance (i.e. if there is a column
 * header update)
 *  @method  fnRebuild
 */
rebuild: function ()
{
        /* Remove the old buttons */
        for ( var i=this.dom.buttons.length-1 ; i>=0 ; i-- ) {
                this.dom.collection.removeChild( this.dom.buttons[i] );
        }
        this.dom.buttons.splice( 0, this.dom.buttons.length );
        this.dom.groupButtons.splice(0, this.dom.groupButtons.length);

        if ( this.dom.restore ) {
                this.dom.restore.parentNode( this.dom.restore );
        }

        /* Re-add them (this is not the optimal way of doing this, it is fast and effective) */
        this._fnAddGroups();
        this._fnAddButtons();

        /* Update the checkboxes */
        this._fnDrawCallback();
},

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Private methods (they are of course public in JS, but recommended as private)
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/**
 * Constructor logic
 *  @method  _fnConstruct
 *  @returns void
 *  @private
 */
"_fnConstruct": function ( init )
{
        this._fnApplyCustomisation( init );

        var that = this;
        var i, iLen;
        this.dom.wrapper = document.createElement('div');
        this.dom.wrapper.className = "ColVis";

        this.dom.button = $( '<button />', {
                        'class': !this.s.dt.bJUI ?
                                "ColVis_Button ColVis_MasterButton" :
                                "ColVis_Button ColVis_MasterButton ui-button ui-state-default"
                } )
                .append( '<span>'+this.s.buttonText+'</span>' )
                .bind( this.s.activate=="mouseover" ? "mouseover" : "click", function (e) {
                        e.preventDefault();
                        that._fnCollectionShow();
                } )
                .appendTo( this.dom.wrapper )[0];

        this.dom.catcher = this._fnDomCatcher();
        this.dom.collection = this._fnDomCollection();
        this.dom.background = this._fnDomBackground();

        this._fnAddGroups();
        this._fnAddButtons();

        /* Store the original visibility information */
        for ( i=0, iLen=this.s.dt.aoColumns.length ; i<iLen ; i++ )
        {
                this.s.abOriginal.push( this.s.dt.aoColumns[i].bVisible );
        }

        /* Update on each draw */
        this.s.dt.aoDrawCallback.push( {
                "fn": function () {
                        that._fnDrawCallback.call( that );
                },
                "sName": "ColVis"
        } );

        /* If columns are reordered, then we need to update our exclude list and
         * rebuild the displayed list
         */
        $(this.s.dt.oInstance).bind( 'column-reorder.dt', function ( e, oSettings, oReorder ) {
                for ( i=0, iLen=that.s.aiExclude.length ; i<iLen ; i++ ) {
                        that.s.aiExclude[i] = oReorder.aiInvertMapping[ that.s.aiExclude[i] ];
                }

                var mStore = that.s.abOriginal.splice( oReorder.iFrom, 1 )[0];
                that.s.abOriginal.splice( oReorder.iTo, 0, mStore );

                that.fnRebuild();
        } );

        $(this.s.dt.oInstance).bind( 'destroy.dt', function () {
                $(that.dom.wrapper).remove();
        } );

        // Set the initial state
        this._fnDrawCallback();
},

/**
 * Apply any customisation to the settings from the DataTables initialisation
 *  @method  _fnApplyCustomisation
 *  @returns void
 *  @private
 */
"_fnApplyCustomisation": function ( init )
{
        $.extend( true, this.s, ColVis.defaults, init );

        // Slightly messy overlap for the camelCase notation
        if ( ! this.s.showAll && this.s.bShowAll ) {
                this.s.showAll = this.s.sShowAll;
        }

        if ( ! this.s.restore && this.s.bRestore ) {
                this.s.restore = this.s.sRestore;
        }

        // CamelCase to Hungarian for the column groups 
        var groups = this.s.groups;
        var hungarianGroups = this.s.aoGroups;
        if ( groups ) {
                for ( var i=0, ien=groups.length ; i<ien ; i++ ) {
                        if ( groups[i].title ) {
                                hungarianGroups[i].sTitle = groups[i].title;
                        }
                        if ( groups[i].columns ) {
                                hungarianGroups[i].aiColumns = groups[i].columns;
                        }
                }
        }
},

/**
 * On each table draw, check the visibility checkboxes as needed. This allows any process to
 * update the table's column visibility and ColVis will still be accurate.
 *  @method  _fnDrawCallback
 *  @returns void
 *  @private
 */
"_fnDrawCallback": function ()
{
        var columns = this.s.dt.aoColumns;
        var buttons = this.dom.buttons;
        var groups = this.s.aoGroups;
        var button;

        for ( var i=0, ien=buttons.length ; i<ien ; i++ ) {
                button = buttons[i];

                if ( button.__columnIdx !== undefined ) {
                        $('input', button).prop( 'checked', columns[ button.__columnIdx ].bVisible );
                }
        }

        var allVisible = function ( columnIndeces ) {
                for ( var k=0, kLen=columnIndeces.length ; k<kLen ; k++ )
                {
                        if (  columns[columnIndeces[k]].bVisible === false ) { return false; }
                }
                return true;
        };
        var allHidden = function ( columnIndeces ) {
                for ( var m=0 , mLen=columnIndeces.length ; m<mLen ; m++ )
                {
                        if ( columns[columnIndeces[m]].bVisible === true ) { return false; }
                }
                return true;
        };

        for ( var j=0, jLen=groups.length ; j<jLen ; j++ )
        {
                if ( allVisible(groups[j].aiColumns) )
                {
                        $('input', this.dom.groupButtons[j]).prop('checked', true);
                        $('input', this.dom.groupButtons[j]).prop('indeterminate', false);
                }
                else if ( allHidden(groups[j].aiColumns) )
                {
                        $('input', this.dom.groupButtons[j]).prop('checked', false);
                        $('input', this.dom.groupButtons[j]).prop('indeterminate', false);
                }
                else
                {
                        $('input', this.dom.groupButtons[j]).prop('indeterminate', true);
                }
        }
},

/**
 * Loop through the groups (provided in the settings) and create a button for each.
 *  @method  _fnAddgroups
 *  @returns void
 *  @private
 */
"_fnAddGroups": function ()
{
        var nButton;

        if ( typeof this.s.aoGroups != 'undefined' )
        {
                for ( var i=0, iLen=this.s.aoGroups.length ; i<iLen ; i++ )
                {
                        nButton = this._fnDomGroupButton( i );
                        this.dom.groupButtons.push( nButton );
                        this.dom.buttons.push( nButton );
                        this.dom.collection.appendChild( nButton );
                }
        }
},

/**
 * Loop through the columns in the table and as a new button for each one.
 *  @method  _fnAddButtons
 *  @returns void
 *  @private
 */
"_fnAddButtons": function ()
{
        var
                nButton,
                columns = this.s.dt.aoColumns;

        if ( $.inArray( 'all', this.s.aiExclude ) === -1 ) {
                for ( var i=0, iLen=columns.length ; i<iLen ; i++ )
                {
                        if ( $.inArray( i, this.s.aiExclude ) === -1 )
                        {
                                nButton = this._fnDomColumnButton( i );
                                nButton.__columnIdx = i;
                                this.dom.buttons.push( nButton );
                        }
                }
        }

        if ( this.s.order === 'alpha' ) {
                this.dom.buttons.sort( function ( a, b ) {
                        var titleA = columns[ a.__columnIdx ].sTitle;
                        var titleB = columns[ b.__columnIdx ].sTitle;

                        return titleA === titleB ?
                                0 :
                                titleA < titleB ?
                                        -1 :
                                        1;
                } );
        }

        if ( this.s.restore )
        {
                nButton = this._fnDomRestoreButton();
                nButton.className += " ColVis_Restore";
                this.dom.buttons.push( nButton );
        }

        if ( this.s.showAll )
        {
                nButton = this._fnDomShowXButton( this.s.showAll, true );
                nButton.className += " ColVis_ShowAll";
                this.dom.buttons.push( nButton );
        }

        if ( this.s.showNone )
        {
                nButton = this._fnDomShowXButton( this.s.showNone, false );
                nButton.className += " ColVis_ShowNone";
                this.dom.buttons.push( nButton );
        }

        $(this.dom.collection).append( this.dom.buttons );
},

/**
 * Create a button which allows a "restore" action
 *  @method  _fnDomRestoreButton
 *  @returns {Node} Created button
 *  @private
 */
"_fnDomRestoreButton": function ()
{
        var
                that = this,
                dt = this.s.dt;

        return $(
                        '<li class="ColVis_Special '+(dt.bJUI ? 'ui-button ui-state-default' : '')+'">'+
                                this.s.restore+
                        '</li>'
                )
                .click( function (e) {
                        for ( var i=0, iLen=that.s.abOriginal.length ; i<iLen ; i++ )
                        {
                                that.s.dt.oInstance.fnSetColumnVis( i, that.s.abOriginal[i], false );
                        }
                        that._fnAdjustOpenRows();
                        that.s.dt.oInstance.fnAdjustColumnSizing( false );
                        that.s.dt.oInstance.fnDraw( false );
                } )[0];
},

/**
 * Create a button which allows show all and show node actions
 *  @method  _fnDomShowXButton
 *  @returns {Node} Created button
 *  @private
 */
"_fnDomShowXButton": function ( str, action )
{
        var
                that = this,
                dt = this.s.dt;

        return $(
                        '<li class="ColVis_Special '+(dt.bJUI ? 'ui-button ui-state-default' : '')+'">'+
                                str+
                        '</li>'
                )
                .click( function (e) {
                        for ( var i=0, iLen=that.s.abOriginal.length ; i<iLen ; i++ )
                        {
                                if (that.s.aiExclude.indexOf(i) === -1)
                                {
                                        that.s.dt.oInstance.fnSetColumnVis( i, action, false );
                                }
                        }
                        that._fnAdjustOpenRows();
                        that.s.dt.oInstance.fnAdjustColumnSizing( false );
                        that.s.dt.oInstance.fnDraw( false );
                } )[0];
},

/**
 * Create the DOM for a show / hide group button
 *  @method  _fnDomGroupButton
 *  @param {int} i Group in question, order based on that provided in settings
 *  @returns {Node} Created button
 *  @private
 */
"_fnDomGroupButton": function ( i )
{
        var
                that = this,
                dt = this.s.dt,
                oGroup = this.s.aoGroups[i];

        return $(
                        '<li class="ColVis_Special '+(dt.bJUI ? 'ui-button ui-state-default' : '')+'">'+
                                '<label>'+
                                        '<input type="checkbox" />'+
                                        '<span>'+oGroup.sTitle+'</span>'+
                                '</label>'+
                        '</li>'
                )
                .click( function (e) {
                        var showHide = !$('input', this).is(":checked");
                        if (  e.target.nodeName.toLowerCase() !== "li" )
                        {
                                showHide = ! showHide;
                        }

                        for ( var j=0 ; j < oGroup.aiColumns.length ; j++ )
                        {
                                that.s.dt.oInstance.fnSetColumnVis( oGroup.aiColumns[j], showHide );
                        }
                } )[0];
},

/**
 * Create the DOM for a show / hide button
 *  @method  _fnDomColumnButton
 *  @param {int} i Column in question
 *  @returns {Node} Created button
 *  @private
 */
"_fnDomColumnButton": function ( i )
{
        var
                that = this,
                column = this.s.dt.aoColumns[i],
                dt = this.s.dt;

        var title = this.s.fnLabel===null ?
                column.sTitle :
                this.s.fnLabel( i, column.sTitle, column.nTh );

        return $(
                        '<li '+(dt.bJUI ? 'class="ui-button ui-state-default"' : '')+'>'+
                                '<label>'+
                                        '<input type="checkbox" />'+
                                        '<span>'+title+'</span>'+
                                '</label>'+
                        '</li>'
                )
                .click( function (e) {
                        var showHide = !$('input', this).is(":checked");
                        if (  e.target.nodeName.toLowerCase() !== "li" )
                        {
                                if ( e.target.nodeName.toLowerCase() == "input" || that.s.fnStateChange === null )
                                {
                                        showHide = ! showHide;
                                }
                        }

                        /* Need to consider the case where the initialiser created more than one table - change the
                         * API index that DataTables is using
                         */
                        var oldIndex = $.fn.dataTableExt.iApiIndex;
                        $.fn.dataTableExt.iApiIndex = that._fnDataTablesApiIndex.call(that);

                        // Optimisation for server-side processing when scrolling - don't do a full redraw
                        if ( dt.oFeatures.bServerSide )
                        {
                                that.s.dt.oInstance.fnSetColumnVis( i, showHide, false );
                                that.s.dt.oInstance.fnAdjustColumnSizing( false );
                                if (dt.oScroll.sX !== "" || dt.oScroll.sY !== "" )
                                {
                                        that.s.dt.oInstance.oApi._fnScrollDraw( that.s.dt );
                                }
                                that._fnDrawCallback();
                        }
                        else
                        {
                                that.s.dt.oInstance.fnSetColumnVis( i, showHide );
                        }

                        $.fn.dataTableExt.iApiIndex = oldIndex; /* Restore */

                        if ( that.s.fnStateChange !== null )
                        {
                                if ( e.target.nodeName.toLowerCase() == "span" )
                                {
                                        e.preventDefault();
                                }
                                that.s.fnStateChange.call( that, i, showHide );
                        }
                } )[0];
},

/**
 * Get the position in the DataTables instance array of the table for this
 * instance of ColVis
 *  @method  _fnDataTablesApiIndex
 *  @returns {int} Index
 *  @private
 */
"_fnDataTablesApiIndex": function ()
{
        for ( var i=0, iLen=this.s.dt.oInstance.length ; i<iLen ; i++ )
        {
                if ( this.s.dt.oInstance[i] == this.s.dt.nTable )
                {
                        return i;
                }
        }
        return 0;
},

/**
 * Create the element used to contain list the columns (it is shown and
 * hidden as needed)
 *  @method  _fnDomCollection
 *  @returns {Node} div container for the collection
 *  @private
 */
"_fnDomCollection": function ()
{
        return $('<ul />', {
                        'class': !this.s.dt.bJUI ?
                                "ColVis_collection" :
                                "ColVis_collection ui-buttonset ui-buttonset-multi"
                } )
        .css( {
                'display': 'none',
                'opacity': 0,
                'position': ! this.s.bCssPosition ?
                        'absolute' :
                        ''
        } )[0];
},

/**
 * An element to be placed on top of the activate button to catch events
 *  @method  _fnDomCatcher
 *  @returns {Node} div container for the collection
 *  @private
 */
"_fnDomCatcher": function ()
{
        var
                that = this,
                nCatcher = document.createElement('div');
        nCatcher.className = "ColVis_catcher";

        $(nCatcher).click( function () {
                that._fnCollectionHide.call( that, null, null );
        } );

        return nCatcher;
},

/**
 * Create the element used to shade the background, and capture hide events (it is shown and
 * hidden as needed)
 *  @method  _fnDomBackground
 *  @returns {Node} div container for the background
 *  @private
 */
"_fnDomBackground": function ()
{
        var that = this;

        var background = $('<div></div>')
                .addClass( 'ColVis_collectionBackground' )
                .css( 'opacity', 0 )
                .click( function () {
                        that._fnCollectionHide.call( that, null, null );
                } );

        /* When considering a mouse over action for the activation, we also consider a mouse out
         * which is the same as a mouse over the background - without all the messing around of
         * bubbling events. Use the catcher element to avoid messing around with bubbling
         */
        if ( this.s.activate == "mouseover" )
        {
                background.mouseover( function () {
                        that.s.overcollection = false;
                        that._fnCollectionHide.call( that, null, null );
                } );
        }

        return background[0];
},

/**
 * Show the show / hide list and the background
 *  @method  _fnCollectionShow
 *  @returns void
 *  @private
 */
"_fnCollectionShow": function ()
{
        var that = this, i, iLen, iLeft;
        var oPos = $(this.dom.button).offset();
        var nHidden = this.dom.collection;
        var nBackground = this.dom.background;
        var iDivX = parseInt(oPos.left, 10);
        var iDivY = parseInt(oPos.top + $(this.dom.button).outerHeight(), 10);

        if ( ! this.s.bCssPosition )
        {
                nHidden.style.top = iDivY+"px";
                nHidden.style.left = iDivX+"px";
        }

        $(nHidden).css( {
                'display': 'block',
                'opacity': 0
        } );

        nBackground.style.bottom ='0px';
        nBackground.style.right = '0px';

        var oStyle = this.dom.catcher.style;
        oStyle.height = $(this.dom.button).outerHeight()+"px";
        oStyle.width = $(this.dom.button).outerWidth()+"px";
        oStyle.top = oPos.top+"px";
        oStyle.left = iDivX+"px";

        document.body.appendChild( nBackground );
        document.body.appendChild( nHidden );
        document.body.appendChild( this.dom.catcher );

        /* This results in a very small delay for the end user but it allows the animation to be
         * much smoother. If you don't want the animation, then the setTimeout can be removed
         */
        $(nHidden).animate({"opacity": 1}, that.s.iOverlayFade);
        $(nBackground).animate({"opacity": 0.1}, that.s.iOverlayFade, 'linear', function () {
                /* In IE6 if you set the checked attribute of a hidden checkbox, then this is not visually
                 * reflected. As such, we need to do it here, once it is visible. Unbelievable.
                 */
                if ( $.browser && $.browser.msie && $.browser.version == "6.0" )
                {
                        that._fnDrawCallback();
                }
        });

        /* Visual corrections to try and keep the collection visible */
        if ( !this.s.bCssPosition )
        {
                iLeft = ( this.s.sAlign=="left" ) ?
                        iDivX :
                        iDivX - $(nHidden).outerWidth() + $(this.dom.button).outerWidth();

                nHidden.style.left = iLeft+"px";

                var iDivWidth = $(nHidden).outerWidth();
                var iDivHeight = $(nHidden).outerHeight();
                var iDocWidth = $(document).width();

                if ( iLeft + iDivWidth > iDocWidth )
                {
                        nHidden.style.left = (iDocWidth-iDivWidth)+"px";
                }
        }

        this.s.hidden = false;
},

/**
 * Hide the show / hide list and the background
 *  @method  _fnCollectionHide
 *  @returns void
 *  @private
 */
"_fnCollectionHide": function (  )
{
        var that = this;

        if ( !this.s.hidden && this.dom.collection !== null )
        {
                this.s.hidden = true;

                $(this.dom.collection).animate({"opacity": 0}, that.s.iOverlayFade, function (e) {
                        this.style.display = "none";
                } );

                $(this.dom.background).animate({"opacity": 0}, that.s.iOverlayFade, function (e) {
                        document.body.removeChild( that.dom.background );
                        document.body.removeChild( that.dom.catcher );
                } );
        }
},

/**
 * Alter the colspan on any fnOpen rows
 */
"_fnAdjustOpenRows": function ()
{
        var aoOpen = this.s.dt.aoOpenRows;
        var iVisible = this.s.dt.oApi._fnVisbleColumns( this.s.dt );

        for ( var i=0, iLen=aoOpen.length ; i<iLen ; i++ ) {
                aoOpen[i].nTr.getElementsByTagName('td')[0].colSpan = iVisible;
        }
}

};

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

* Static object methods
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/**

* Rebuild the collection for a given table, or all tables if no parameter given
*  @method  ColVis.fnRebuild
*  @static
*  @param   object oTable DataTable instance to consider - optional
*  @returns void
*/

ColVis.fnRebuild = function ( oTable ) {

var nTable = null;
if ( typeof oTable != 'undefined' )
{
        nTable = $.fn.dataTable.Api ?
                new $.fn.dataTable.Api( oTable ).table().node() :
                oTable.fnSettings().nTable;
}

for ( var i=0, iLen=ColVis.aInstances.length ; i<iLen ; i++ )
{
        if ( typeof oTable == 'undefined' || nTable == ColVis.aInstances[i].s.dt.nTable )
        {
                ColVis.aInstances[i].fnRebuild();
        }
}

};

ColVis.defaults = {

/**
 * Mode of activation. Can be 'click' or 'mouseover'
 *  @property activate
 *  @type     string
 *  @default  click
 */
active: 'click',

/**
 * Text used for the button
 *  @property buttonText
 *  @type     string
 *  @default  Show / hide columns
 */
buttonText: 'Show / hide columns',

/**
 * List of columns (integers) which should be excluded from the list
 *  @property aiExclude
 *  @type     array
 *  @default  []
 */
aiExclude: [],

/**
 * Show restore button
 *  @property bRestore
 *  @type     boolean
 *  @default  false
 */
bRestore: false,

/**
 * Restore button text
 *  @property sRestore
 *  @type     string
 *  @default  Restore original
 */
sRestore: 'Restore original',

/**
 * Show Show-All button
 *  @property bShowAll
 *  @type     boolean
 *  @default  false
 */
bShowAll: false,

/**
 * Show All button text
 *  @property sShowAll
 *  @type     string
 *  @default  Restore original
 */
sShowAll: 'Show All',

/**
 * Position of the collection menu when shown - align "left" or "right"
 *  @property sAlign
 *  @type     string
 *  @default  left
 */
sAlign: 'left',

/**
 * Callback function to tell the user when the state has changed
 *  @property fnStateChange
 *  @type     function
 *  @default  null
 */
fnStateChange: null,

/**
 * Overlay animation duration in mS
 *  @property iOverlayFade
 *  @type     integer|false
 *  @default  500
 */
iOverlayFade: 500,

/**
 * Label callback for column names. Takes three parameters: 1. the
 * column index, 2. the column title detected by DataTables and 3. the
 * TH node for the column
 *  @property fnLabel
 *  @type     function
 *  @default  null
 */
fnLabel: null,

/**
 * Indicate if the column list should be positioned by Javascript,
 * visually below the button or allow CSS to do the positioning
 *  @property bCssPosition
 *  @type     boolean
 *  @default  false
 */
bCssPosition: false,

/**
 * Group buttons
 *  @property aoGroups
 *  @type     array
 *  @default  []
 */
aoGroups: [],

/**
 * Button ordering - 'alpha' (alphabetical) or 'column' (table column
 * order)
 *  @property order
 *  @type     string
 *  @default  column
 */
order: 'column'

};

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

* Static object properties
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/**

* Collection of all ColVis instances
*  @property ColVis.aInstances
*  @static
*  @type     Array
*  @default  []
*/

ColVis.aInstances = [];

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

* Constants
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/**

* Name of this class
*  @constant CLASS
*  @type     String
*  @default  ColVis
*/

ColVis.prototype.CLASS = “ColVis”;

/**

* ColVis version
*  @constant  VERSION
*  @type      String
*  @default   See code
*/

ColVis.VERSION = “1.1.2”; ColVis.prototype.VERSION = ColVis.VERSION;

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

* Initialisation
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/*

* Register a new feature with DataTables
*/

if ( typeof $.fn.dataTable == “function” &&

typeof $.fn.dataTableExt.fnVersionCheck == "function" &&
$.fn.dataTableExt.fnVersionCheck('1.7.0') )

{

$.fn.dataTableExt.aoFeatures.push( {
        "fnInit": function( oDTSettings ) {
                var init = oDTSettings.oInit;
                var colvis = new ColVis( oDTSettings, init.colVis || init.oColVis || {} );
                return colvis.button();
        },
        "cFeature": "C",
        "sFeature": "ColVis"
} );

} else {

alert( "Warning: ColVis requires DataTables 1.7 or greater - www.datatables.net/download");

}

// Make ColVis accessible from the DataTables instance $.fn.dataTable.ColVis = ColVis; $.fn.DataTable.ColVis = ColVis;

return ColVis; }; // /factory

// Define as an AMD module if possible if ( typeof define === 'function' && define.amd ) {

define( ['jquery', 'datatables'], factory );

} else if ( typeof exports === 'object' ) {

// Node/CommonJS
factory( require('jquery'), require('datatables') );

} else if ( jQuery && !jQuery.fn.dataTable.ColVis ) {

// Otherwise simply initialise as normal, stopping multiple evaluation
factory( jQuery, jQuery.fn.dataTable );

}

})(window, document);