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ScoDoc/misc/PublicationBulletins/Portail-LeHavre/jQuery/ColVis.js

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/*
* File: ColVis.js
* Version: 1.1.0-dev
* CVS: $Id$
* Description: Controls for column visiblity in DataTables
* Author: Allan Jardine (www.sprymedia.co.uk)
* Created: Wed Sep 15 18:23:29 BST 2010
* Modified: $Date$ by $Author$
* Language: Javascript
* License: GPL v2 or BSD 3 point style
* Project: Just a little bit of fun :-)
* Contact: www.sprymedia.co.uk/contact
*
* Copyright 2010-2011 Allan Jardine, all rights reserved.
*
* This source file is free software, under either the GPL v2 license or a
* BSD style license, available at:
* http://datatables.net/license_gpl2
* http://datatables.net/license_bsd
*/
(function($) {
/**
* ColVis provides column visiblity control for DataTables
* @class ColVis
* @constructor
* @param {object} DataTables settings object
*/
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 = {};
}
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Public class variables
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/**
* @namespace Settings object which contains customisable information for ColVis instance
*/
this.s = {
/**
* DataTables settings object
* @property dt
* @type Object
* @default null
*/
"dt": null,
/**
* Customisation object
* @property oInit
* @type Object
* @default passed in
*/
"oInit": oInit,
/**
* Callback function to tell the user when the state has changed
* @property fnStateChange
* @type function
* @default null
*/
"fnStateChange": null,
/**
* Mode of activation. Can be 'click' or 'mouseover'
* @property activate
* @type String
* @default click
*/
"activate": "click",
/**
* Position of the collection menu when shown - align "left" or "right"
* @property sAlign
* @type String
* @default right
*/
"sAlign": "left",
/**
* Text used for the button
* @property buttonText
* @type String
* @default Show / hide columns
*/
"buttonText": "Show / hide columns",
/**
* Flag to say if the collection is hidden
* @property hidden
* @type boolean
* @default true
*/
"hidden": true,
/**
* List of columns (integers) which should be excluded from the list
* @property aiExclude
* @type Array
* @default []
*/
"aiExclude": [],
/**
* Group buttons
* @property aoGroups
* @type Array
* @default []
*/
"aoGroups": [],
/**
* Store the original viisbility settings so they could be restored
* @property abOriginal
* @type Array
* @default []
*/
"abOriginal": [],
/**
* Show Show-All button
* @property bShowAll
* @type Array
* @default []
*/
"bShowAll": false,
/**
* Show All button text
* @property sShowAll
* @type String
* @default Restore original
*/
"sShowAll": "Show All",
/**
* Show restore button
* @property bRestore
* @type Array
* @default []
*/
"bRestore": false,
/**
* Restore button text
* @property sRestore
* @type String
* @default Restore original
*/
"sRestore": "Restore original",
/**
* Overlay animation duration in mS
* @property iOverlayFade
* @type Integer
* @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 ColVis should automatically calculate the size of buttons or not. The default
* is for it to do so. Set to "css" to disable the automatic sizing
* @property sSize
* @type String
* @default auto
*/
"sSize": "auto",
/**
* 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
};
/**
* @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 = oDTSettings;
this._fnConstruct();
return this;
};
ColVis.prototype = {
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Public methods
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/**
* Rebuild the list of buttons for this instance (i.e. if there is a column header update)
* @method fnRebuild
* @returns void
*/
"fnRebuild": function ()
{
/* Remove the old buttons */
for ( var i=this.dom.buttons.length-1 ; i>=0 ; i-- )
{
if ( this.dom.buttons[i] !== null )
{
this.dom.collection.removeChild( this.dom.buttons[i] );
}
}
this.dom.buttons.splice( 0, this.dom.buttons.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 ()
{
this._fnApplyCustomisation();
var that = this;
var i, iLen;
this.dom.wrapper = document.createElement('div');
this.dom.wrapper.className = "ColVis TableTools";
this.dom.button = this._fnDomBaseButton( this.s.buttonText );
this.dom.button.className += " ColVis_MasterButton";
this.dom.wrapper.appendChild( this.dom.button );
this.dom.catcher = this._fnDomCatcher();
this.dom.collection = this._fnDomCollection();
this.dom.background = this._fnDomBackground();
this._fnAddGroups();
this._fnAddButtons();
/* Store the original visbility 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', 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();
} );
},
/**
* Apply any customisation to the settings from the DataTables initialisation
* @method _fnApplyCustomisation
* @returns void
* @private
*/
"_fnApplyCustomisation": function ()
{
var oConfig = this.s.oInit;
if ( typeof oConfig.activate != 'undefined' )
{
this.s.activate = oConfig.activate;
}
if ( typeof oConfig.buttonText != 'undefined' )
{
this.s.buttonText = oConfig.buttonText;
}
if ( typeof oConfig.aiExclude != 'undefined' )
{
this.s.aiExclude = oConfig.aiExclude;
}
if ( typeof oConfig.bRestore != 'undefined' )
{
this.s.bRestore = oConfig.bRestore;
}
if ( typeof oConfig.sRestore != 'undefined' )
{
this.s.sRestore = oConfig.sRestore;
}
if ( typeof oConfig.bShowAll != 'undefined' )
{
this.s.bShowAll = oConfig.bShowAll;
}
if ( typeof oConfig.sShowAll != 'undefined' )
{
this.s.sShowAll = oConfig.sShowAll;
}
if ( typeof oConfig.sAlign != 'undefined' )
{
this.s.sAlign = oConfig.sAlign;
}
if ( typeof oConfig.fnStateChange != 'undefined' )
{
this.s.fnStateChange = oConfig.fnStateChange;
}
if ( typeof oConfig.iOverlayFade != 'undefined' )
{
this.s.iOverlayFade = oConfig.iOverlayFade;
}
if ( typeof oConfig.fnLabel != 'undefined' )
{
this.s.fnLabel = oConfig.fnLabel;
}
if ( typeof oConfig.sSize != 'undefined' )
{
this.s.sSize = oConfig.sSize;
}
if ( typeof oConfig.bCssPosition != 'undefined' )
{
this.s.bCssPosition = oConfig.bCssPosition;
}
if ( typeof oConfig.aoGroups != 'undefined' )
{
this.s.aoGroups = oConfig.aoGroups;
}
},
/**
* 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;
for ( var i=0, iLen=columns.length ; i<iLen ; i++ )
{
if ( buttons[i] !== null )
{
$('input', buttons[i]).prop( 'checked', columns[i].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.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,
sExclude = ","+this.s.aiExclude.join(',')+",";
if ( $.inArray( 'all', this.s.aiExclude ) === -1 ) {
for ( var i=0, iLen=this.s.dt.aoColumns.length ; i<iLen ; i++ )
{
if ( sExclude.indexOf( ","+i+"," ) == -1 )
{
nButton = this._fnDomColumnButton( i );
this.dom.buttons.push( nButton );
this.dom.collection.appendChild( nButton );
}
else
{
this.dom.buttons.push( null );
}
}
}
if ( this.s.bRestore )
{
nButton = this._fnDomRestoreButton();
nButton.className += " ColVis_Restore";
this.dom.buttons.push( nButton );
this.dom.collection.appendChild( nButton );
}
if ( this.s.bShowAll )
{
nButton = this._fnDomShowAllButton();
nButton.className += " ColVis_ShowAll";
this.dom.buttons.push( nButton );
this.dom.collection.appendChild( nButton );
}
},
/**
* Create a button which allows a "restore" action
* @method _fnDomRestoreButton
* @returns {Node} Created button
* @private
*/
"_fnDomRestoreButton": function ()
{
var
that = this,
nButton = document.createElement('button'),
nSpan = document.createElement('span');
nButton.className = !this.s.dt.bJUI ? "ColVis_Button TableTools_Button" :
"ColVis_Button TableTools_Button ui-button ui-state-default";
nButton.appendChild( nSpan );
$(nSpan).html( '<span class="ColVis_title">'+this.s.sRestore+'</span>' );
$(nButton).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 );
} );
return nButton;
},
/**
* Create a button which allows a "show all" action
* @method _fnDomShowAllButton
* @returns {Node} Created button
* @private
*/
"_fnDomShowAllButton": function ()
{
var
that = this,
nButton = document.createElement('button'),
nSpan = document.createElement('span');
nButton.className = !this.s.dt.bJUI ? "ColVis_Button TableTools_Button" :
"ColVis_Button TableTools_Button ui-button ui-state-default";
nButton.appendChild( nSpan );
$(nSpan).html( '<span class="ColVis_title">'+this.s.sShowAll+'</span>' );
$(nButton).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, true, false );
}
}
that._fnAdjustOpenRows();
that.s.dt.oInstance.fnAdjustColumnSizing( false );
that.s.dt.oInstance.fnDraw( false );
} );
return nButton;
},
/**
* 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,
oGroup = this.s.aoGroups[i],
aoColumns = this.s.dt.aoColumns,
nButton = document.createElement('button'),
nSpan = document.createElement('span'),
dt = this.s.dt;
nButton.className = !dt.bJUI ? "ColVis_Group ColVis_Button TableTools_Button" :
"ColVis_Group ColVis_Button TableTools_Button ui-button ui-state-default";
nButton.appendChild( nSpan );
var sTitle = oGroup.sTitle;
$(nSpan).html(
'<span class="ColVis_radio"><input type="checkbox"/></span>'+
'<span class="ColVis_title">'+sTitle+'</span>' );
$(nButton).click( function (e) {
var showHide = !$('input', this).is(":checked");
if ( e.target.nodeName.toLowerCase() == "input" )
{
showHide = $('input', this).is(":checked");
}
for ( var j=0 ; j < oGroup.aiColumns.length ; j++ )
{
that.s.dt.oInstance.fnSetColumnVis( oGroup.aiColumns[j], showHide );
}
});
return nButton;
},
/**
* 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,
oColumn = this.s.dt.aoColumns[i],
nButton = document.createElement('button'),
nSpan = document.createElement('span'),
dt = this.s.dt;
nButton.className = !dt.bJUI ? "ColVis_Button TableTools_Button" :
"ColVis_Button TableTools_Button ui-button ui-state-default";
nButton.appendChild( nSpan );
var sTitle = this.s.fnLabel===null ? oColumn.sTitle : this.s.fnLabel( i, oColumn.sTitle, oColumn.nTh );
$(nSpan).html(
'<span class="ColVis_radio"><input type="checkbox" checked=""/></span>'+
'<span class="ColVis_title">'+sTitle+'</span>' );
$(nButton).click( function (e) {
var showHide = !$('input', this).is(":checked");
if ( e.target.nodeName.toLowerCase() == "input" )
{
showHide = $('input', this).is(":checked");
}
/* 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 && (dt.oScroll.sX !== "" || dt.oScroll.sY !== "" ) )
{
that.s.dt.oInstance.fnSetColumnVis( i, showHide, false );
that.s.dt.oInstance.fnAdjustColumnSizing( false );
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 )
{
that.s.fnStateChange.call( that, i, showHide );
}
} );
return nButton;
},
/**
* 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 DOM needed for the button and apply some base properties. All buttons start here
* @method _fnDomBaseButton
* @param {String} text Button text
* @returns {Node} DIV element for the button
* @private
*/
"_fnDomBaseButton": function ( text )
{
var
that = this,
nButton = document.createElement('button'),
nSpan = document.createElement('span'),
sEvent = this.s.activate=="mouseover" ? "mouseover" : "click";
nButton.className = !this.s.dt.bJUI ? "ColVis_Button TableTools_Button" :
"ColVis_Button TableTools_Button ui-button ui-state-default";
nButton.appendChild( nSpan );
nSpan.innerHTML = text;
$(nButton).bind( sEvent, function (e) {
that._fnCollectionShow();
e.preventDefault();
} );
return nButton;
},
/**
* 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 ()
{
var that = this;
var nHidden = document.createElement('div');
nHidden.style.display = "none";
nHidden.className = !this.s.dt.bJUI ? "ColVis_collection TableTools_collection" :
"ColVis_collection TableTools_collection ui-buttonset ui-buttonset-multi";
if ( !this.s.bCssPosition )
{
nHidden.style.position = "absolute";
}
$(nHidden).css('opacity', 0);
return nHidden;
},
/**
* 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 TableTools_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 TableTools_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 );
/* Resize the buttons */
if ( this.s.sSize == "auto" )
{
var aiSizes = [];
this.dom.collection.style.width = "auto";
for ( i=0, iLen=this.dom.buttons.length ; i<iLen ; i++ )
{
if ( this.dom.buttons[i] !== null )
{
this.dom.buttons[i].style.width = "auto";
aiSizes.push( $(this.dom.buttons[i]).outerWidth() );
}
}
var iMax = Math.max.apply(window, aiSizes);
for ( i=0, iLen=this.dom.buttons.length ; i<iLen ; i++ )
{
if ( this.dom.buttons[i] !== null )
{
this.dom.buttons[i].style.width = iMax+"px";
}
}
this.dom.collection.style.width = iMax+"px";
}
/* 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 = 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();
}
}
};
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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 = "1.1.0-dev";
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 = (typeof oDTSettings.oInit.oColVis == 'undefined') ?
{} : oDTSettings.oInit.oColVis;
var oColvis = new ColVis( oDTSettings, init );
return oColvis.dom.wrapper;
},
"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;
})(jQuery);
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