forked from ScoDoc/ScoDoc
1134 lines
28 KiB
JavaScript
1134 lines
28 KiB
JavaScript
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/*
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* File: ColVis.js
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* Version: 1.1.0-dev
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* CVS: $Id$
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* Description: Controls for column visiblity in DataTables
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* Author: Allan Jardine (www.sprymedia.co.uk)
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* Created: Wed Sep 15 18:23:29 BST 2010
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* Modified: $Date$ by $Author$
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* Language: Javascript
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* License: GPL v2 or BSD 3 point style
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* Project: Just a little bit of fun :-)
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* Contact: www.sprymedia.co.uk/contact
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*
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* Copyright 2010-2011 Allan Jardine, all rights reserved.
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*
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* This source file is free software, under either the GPL v2 license or a
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* BSD style license, available at:
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* http://datatables.net/license_gpl2
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* http://datatables.net/license_bsd
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*/
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(function($) {
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/**
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* ColVis provides column visiblity control for DataTables
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* @class ColVis
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* @constructor
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* @param {object} DataTables settings object
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*/
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var ColVis = function( oDTSettings, oInit )
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{
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/* Santiy check that we are a new instance */
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if ( !this.CLASS || this.CLASS != "ColVis" )
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{
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alert( "Warning: ColVis must be initialised with the keyword 'new'" );
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}
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if ( typeof oInit == 'undefined' )
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{
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oInit = {};
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}
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Public class variables
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/**
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* @namespace Settings object which contains customisable information for ColVis instance
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*/
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this.s = {
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/**
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* DataTables settings object
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* @property dt
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* @type Object
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* @default null
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*/
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"dt": null,
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/**
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* Customisation object
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* @property oInit
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* @type Object
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* @default passed in
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*/
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"oInit": oInit,
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/**
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* Callback function to tell the user when the state has changed
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* @property fnStateChange
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* @type function
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* @default null
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*/
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"fnStateChange": null,
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/**
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* Mode of activation. Can be 'click' or 'mouseover'
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* @property activate
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* @type String
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* @default click
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*/
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"activate": "click",
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/**
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* Position of the collection menu when shown - align "left" or "right"
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* @property sAlign
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* @type String
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* @default right
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*/
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"sAlign": "left",
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/**
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* Text used for the button
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* @property buttonText
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* @type String
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* @default Show / hide columns
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*/
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"buttonText": "Show / hide columns",
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/**
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* Flag to say if the collection is hidden
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* @property hidden
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* @type boolean
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* @default true
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*/
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"hidden": true,
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/**
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* List of columns (integers) which should be excluded from the list
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* @property aiExclude
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* @type Array
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* @default []
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*/
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"aiExclude": [],
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/**
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* Group buttons
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* @property aoGroups
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* @type Array
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* @default []
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*/
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"aoGroups": [],
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/**
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* Store the original viisbility settings so they could be restored
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* @property abOriginal
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* @type Array
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* @default []
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*/
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"abOriginal": [],
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/**
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* Show Show-All button
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* @property bShowAll
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* @type Array
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* @default []
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*/
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"bShowAll": false,
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/**
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* Show All button text
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* @property sShowAll
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* @type String
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* @default Restore original
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*/
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"sShowAll": "Show All",
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/**
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* Show restore button
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* @property bRestore
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* @type Array
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* @default []
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*/
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"bRestore": false,
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/**
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* Restore button text
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* @property sRestore
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* @type String
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* @default Restore original
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*/
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"sRestore": "Restore original",
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/**
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* Overlay animation duration in mS
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* @property iOverlayFade
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* @type Integer
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* @default 500
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*/
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"iOverlayFade": 500,
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/**
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* Label callback for column names. Takes three parameters: 1. the column index, 2. the column
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* title detected by DataTables and 3. the TH node for the column
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* @property fnLabel
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* @type Function
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* @default null
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*/
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"fnLabel": null,
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/**
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* Indicate if ColVis should automatically calculate the size of buttons or not. The default
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* is for it to do so. Set to "css" to disable the automatic sizing
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* @property sSize
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* @type String
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* @default auto
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*/
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"sSize": "auto",
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/**
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* Indicate if the column list should be positioned by Javascript, visually below the button
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* or allow CSS to do the positioning
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* @property bCssPosition
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* @type boolean
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* @default false
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*/
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"bCssPosition": false
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};
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/**
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* @namespace Common and useful DOM elements for the class instance
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*/
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this.dom = {
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/**
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* Wrapper for the button - given back to DataTables as the node to insert
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* @property wrapper
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* @type Node
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* @default null
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*/
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"wrapper": null,
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/**
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* Activation button
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* @property button
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* @type Node
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* @default null
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*/
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"button": null,
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/**
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* Collection list node
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* @property collection
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* @type Node
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* @default null
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*/
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"collection": null,
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/**
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* Background node used for shading the display and event capturing
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* @property background
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* @type Node
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* @default null
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*/
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"background": null,
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/**
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* Element to position over the activation button to catch mouse events when using mouseover
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* @property catcher
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* @type Node
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* @default null
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*/
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"catcher": null,
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/**
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* List of button elements
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* @property buttons
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* @type Array
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* @default []
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*/
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"buttons": [],
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/**
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* List of group button elements
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* @property groupButtons
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* @type Array
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* @default []
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*/
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"groupButtons": [],
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/**
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* Restore button
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* @property restore
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* @type Node
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* @default null
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*/
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"restore": null
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};
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/* Store global reference */
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ColVis.aInstances.push( this );
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/* Constructor logic */
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this.s.dt = oDTSettings;
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this._fnConstruct();
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return this;
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};
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ColVis.prototype = {
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Public methods
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/**
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* Rebuild the list of buttons for this instance (i.e. if there is a column header update)
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* @method fnRebuild
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* @returns void
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*/
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"fnRebuild": function ()
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{
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/* Remove the old buttons */
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for ( var i=this.dom.buttons.length-1 ; i>=0 ; i-- )
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{
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if ( this.dom.buttons[i] !== null )
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{
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this.dom.collection.removeChild( this.dom.buttons[i] );
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}
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}
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this.dom.buttons.splice( 0, this.dom.buttons.length );
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if ( this.dom.restore )
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{
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this.dom.restore.parentNode( this.dom.restore );
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}
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/* Re-add them (this is not the optimal way of doing this, it is fast and effective) */
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this._fnAddGroups();
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this._fnAddButtons();
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/* Update the checkboxes */
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this._fnDrawCallback();
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},
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Private methods (they are of course public in JS, but recommended as private)
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/**
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* Constructor logic
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* @method _fnConstruct
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* @returns void
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* @private
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*/
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"_fnConstruct": function ()
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{
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this._fnApplyCustomisation();
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var that = this;
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var i, iLen;
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this.dom.wrapper = document.createElement('div');
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this.dom.wrapper.className = "ColVis TableTools";
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this.dom.button = this._fnDomBaseButton( this.s.buttonText );
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this.dom.button.className += " ColVis_MasterButton";
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this.dom.wrapper.appendChild( this.dom.button );
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this.dom.catcher = this._fnDomCatcher();
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this.dom.collection = this._fnDomCollection();
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this.dom.background = this._fnDomBackground();
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this._fnAddGroups();
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this._fnAddButtons();
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/* Store the original visbility information */
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for ( i=0, iLen=this.s.dt.aoColumns.length ; i<iLen ; i++ )
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{
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this.s.abOriginal.push( this.s.dt.aoColumns[i].bVisible );
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}
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/* Update on each draw */
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this.s.dt.aoDrawCallback.push( {
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"fn": function () {
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that._fnDrawCallback.call( that );
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},
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"sName": "ColVis"
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} );
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/* If columns are reordered, then we need to update our exclude list and
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* rebuild the displayed list
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*/
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$(this.s.dt.oInstance).bind( 'column-reorder', function ( e, oSettings, oReorder ) {
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for ( i=0, iLen=that.s.aiExclude.length ; i<iLen ; i++ ) {
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that.s.aiExclude[i] = oReorder.aiInvertMapping[ that.s.aiExclude[i] ];
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}
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var mStore = that.s.abOriginal.splice( oReorder.iFrom, 1 )[0];
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that.s.abOriginal.splice( oReorder.iTo, 0, mStore );
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that.fnRebuild();
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} );
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},
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/**
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* Apply any customisation to the settings from the DataTables initialisation
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* @method _fnApplyCustomisation
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* @returns void
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* @private
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||
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*/
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"_fnApplyCustomisation": function ()
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{
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var oConfig = this.s.oInit;
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if ( typeof oConfig.activate != 'undefined' )
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{
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this.s.activate = oConfig.activate;
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}
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if ( typeof oConfig.buttonText != 'undefined' )
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{
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this.s.buttonText = oConfig.buttonText;
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}
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if ( typeof oConfig.aiExclude != 'undefined' )
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{
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this.s.aiExclude = oConfig.aiExclude;
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}
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if ( typeof oConfig.bRestore != 'undefined' )
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{
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this.s.bRestore = oConfig.bRestore;
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}
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if ( typeof oConfig.sRestore != 'undefined' )
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{
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this.s.sRestore = oConfig.sRestore;
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}
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if ( typeof oConfig.bShowAll != 'undefined' )
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||
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{
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this.s.bShowAll = oConfig.bShowAll;
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}
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||
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|
|
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);
|