1014 lines
25 KiB
JavaScript
1014 lines
25 KiB
JavaScript
/*
|
|
* File: ColVis.js
|
|
* Version: 1.0.8
|
|
* 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
|
|
*/
|
|
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": [],
|
|
|
|
/**
|
|
* 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": [],
|
|
|
|
/**
|
|
* 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._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._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;
|
|
}
|
|
},
|
|
|
|
|
|
/**
|
|
* 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 aoColumns = this.s.dt.aoColumns;
|
|
|
|
for ( var i=0, iLen=aoColumns.length ; i<iLen ; i++ )
|
|
{
|
|
if ( this.dom.buttons[i] !== null )
|
|
{
|
|
if ( aoColumns[i].bVisible )
|
|
{
|
|
$('input', this.dom.buttons[i]).attr('checked','checked');
|
|
}
|
|
else
|
|
{
|
|
$('input', this.dom.buttons[i]).removeAttr('checked');
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
|
|
/**
|
|
* 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(',')+",";
|
|
|
|
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 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"/></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 nBackground = document.createElement('div');
|
|
nBackground.style.position = "absolute";
|
|
nBackground.style.left = "0px";
|
|
nBackground.style.top = "0px";
|
|
nBackground.className = "ColVis_collectionBackground TableTools_collectionBackground";
|
|
$(nBackground).css('opacity', 0);
|
|
|
|
$(nBackground).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" )
|
|
{
|
|
$(nBackground).mouseover( function () {
|
|
that.s.overcollection = false;
|
|
that._fnCollectionHide.call( that, null, null );
|
|
} );
|
|
}
|
|
|
|
return nBackground;
|
|
},
|
|
|
|
|
|
/**
|
|
* Show the show / hide list and the background
|
|
* @method _fnCollectionShow
|
|
* @returns void
|
|
* @private
|
|
*/
|
|
"_fnCollectionShow": function ()
|
|
{
|
|
var that = this, i, iLen;
|
|
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.style.display = "block";
|
|
$(nHidden).css('opacity',0);
|
|
|
|
var iWinHeight = $(window).height(), iDocHeight = $(document).height(),
|
|
iWinWidth = $(window).width(), iDocWidth = $(document).width();
|
|
|
|
nBackground.style.height = ((iWinHeight>iDocHeight)? iWinHeight : iDocHeight) +"px";
|
|
nBackground.style.width = ((iWinWidth<iDocWidth)? iWinWidth : iDocWidth) +"px";
|
|
|
|
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( $(this.dom.buttons[i]).outerWidth() );
|
|
}
|
|
}
|
|
iMax = Math.max.apply(window, aiSizes);
|
|
for ( i=0, iLen=this.dom.buttons.length ; i<iLen ; i++ )
|
|
{
|
|
if ( this.dom.buttons[i] !== null )
|
|
{
|
|
this.dom.buttons[i].style.width = iMax+"px";
|
|
}
|
|
}
|
|
this.dom.collection.style.width = iMax+"px";
|
|
}
|
|
|
|
/* Visual corrections to try and keep the collection visible */
|
|
if ( !this.s.bCssPosition )
|
|
{
|
|
nHidden.style.left = this.s.sAlign=="left" ?
|
|
iDivX+"px" : (iDivX-$(nHidden).outerWidth()+$(this.dom.button).outerWidth())+"px";
|
|
|
|
var iDivWidth = $(nHidden).outerWidth();
|
|
var iDivHeight = $(nHidden).outerHeight();
|
|
|
|
if ( iDivX + iDivWidth > iDocWidth )
|
|
{
|
|
nHidden.style.left = (iDocWidth-iDivWidth)+"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
|
|
*/
|
|
setTimeout( function () {
|
|
$(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 ( jQuery.browser.msie && jQuery.browser.version == "6.0" )
|
|
{
|
|
that._fnDrawCallback();
|
|
}
|
|
});
|
|
}, 10 );
|
|
|
|
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 = "1.0.8";
|
|
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");
|
|
}
|
|
|
|
})(jQuery);
|