--- /dev/null
+/*! FixedHeader 2.1.2
+ * ©2010-2014 SpryMedia Ltd - datatables.net/license
+ */
+
+/**
+ * @summary FixedHeader
+ * @description Fix a table's header or footer, so it is always visible while
+ * Scrolling
+ * @version 2.1.2
+ * @file dataTables.fixedHeader.js
+ * @author SpryMedia Ltd (www.sprymedia.co.uk)
+ * @contact www.sprymedia.co.uk/contact
+ * @copyright Copyright 2009-2014 SpryMedia Ltd.
+ *
+ * This source file is free software, available under the following license:
+ * MIT license - http://datatables.net/license/mit
+ *
+ * This source file is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the license files for details.
+ *
+ * For details please refer to: http://www.datatables.net
+ */
+
+/* Global scope for FixedColumns for backwards compatibility - will be removed
+ * in future. Not documented in 1.1.x.
+ */
+
+/* Global scope for FixedColumns */
+var FixedHeader;
+
+(function(window, document, undefined) {
+
+
+var factory = function( $, DataTable ) {
+"use strict";
+
+/*
+ * Function: FixedHeader
+ * Purpose: Provide 'fixed' header, footer and columns for a DataTable
+ * Returns: object:FixedHeader - must be called with 'new'
+ * Inputs: mixed:mTable - target table
+ * @param {object} dt DataTables instance or HTML table node. With DataTables
+ * 1.10 this can also be a jQuery collection (with just a single table in its
+ * result set), a jQuery selector, DataTables API instance or settings
+ * object.
+ * @param {object} [oInit] initialisation settings, with the following
+ * properties (each optional)
+ * * bool:top - fix the header (default true)
+ * * bool:bottom - fix the footer (default false)
+ * * int:left - fix the left column(s) (default 0)
+ * * int:right - fix the right column(s) (default 0)
+ * * int:zTop - fixed header zIndex
+ * * int:zBottom - fixed footer zIndex
+ * * int:zLeft - fixed left zIndex
+ * * int:zRight - fixed right zIndex
+ */
+FixedHeader = function ( mTable, oInit ) {
+ /* Sanity check - you just know it will happen */
+ if ( ! this instanceof FixedHeader )
+ {
+ alert( "FixedHeader warning: FixedHeader must be initialised with the 'new' keyword." );
+ return;
+ }
+
+ var that = this;
+ var oSettings = {
+ "aoCache": [],
+ "oSides": {
+ "top": true,
+ "bottom": false,
+ "left": 0,
+ "right": 0
+ },
+ "oZIndexes": {
+ "top": 104,
+ "bottom": 103,
+ "left": 102,
+ "right": 101
+ },
+ "oCloneOnDraw": {
+ "top": false,
+ "bottom": false,
+ "left": true,
+ "right": true
+ },
+ "oMes": {
+ "iTableWidth": 0,
+ "iTableHeight": 0,
+ "iTableLeft": 0,
+ "iTableRight": 0, /* note this is left+width, not actually "right" */
+ "iTableTop": 0,
+ "iTableBottom": 0 /* note this is top+height, not actually "bottom" */
+ },
+ "oOffset": {
+ "top": 0
+ },
+ "nTable": null,
+ "bFooter": false,
+ "bInitComplete": false
+ };
+
+ /*
+ * Function: fnGetSettings
+ * Purpose: Get the settings for this object
+ * Returns: object: - settings object
+ * Inputs: -
+ */
+ this.fnGetSettings = function () {
+ return oSettings;
+ };
+
+ /*
+ * Function: fnUpdate
+ * Purpose: Update the positioning and copies of the fixed elements
+ * Returns: -
+ * Inputs: -
+ */
+ this.fnUpdate = function () {
+ this._fnUpdateClones();
+ this._fnUpdatePositions();
+ };
+
+ /*
+ * Function: fnPosition
+ * Purpose: Update the positioning of the fixed elements
+ * Returns: -
+ * Inputs: -
+ */
+ this.fnPosition = function () {
+ this._fnUpdatePositions();
+ };
+
+
+ var dt = $.fn.dataTable.Api ?
+ new $.fn.dataTable.Api( mTable ).settings()[0] :
+ mTable.fnSettings();
+
+ dt._oPluginFixedHeader = this;
+
+ /* Let's do it */
+ this.fnInit( dt, oInit );
+
+};
+
+
+/*
+ * Variable: FixedHeader
+ * Purpose: Prototype for FixedHeader
+ * Scope: global
+ */
+FixedHeader.prototype = {
+ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Initialisation
+ */
+
+ /*
+ * Function: fnInit
+ * Purpose: The "constructor"
+ * Returns: -
+ * Inputs: {as FixedHeader function}
+ */
+ fnInit: function ( oDtSettings, oInit )
+ {
+ var s = this.fnGetSettings();
+ var that = this;
+
+ /* Record the user definable settings */
+ this.fnInitSettings( s, oInit );
+
+ if ( oDtSettings.oScroll.sX !== "" || oDtSettings.oScroll.sY !== "" )
+ {
+ alert( "FixedHeader 2 is not supported with DataTables' scrolling mode at this time" );
+ return;
+ }
+
+ s.nTable = oDtSettings.nTable;
+ oDtSettings.aoDrawCallback.unshift( {
+ "fn": function () {
+ FixedHeader.fnMeasure();
+ that._fnUpdateClones.call(that);
+ that._fnUpdatePositions.call(that);
+ },
+ "sName": "FixedHeader"
+ } );
+
+ s.bFooter = ($('>tfoot', s.nTable).length > 0) ? true : false;
+
+ /* Add the 'sides' that are fixed */
+ if ( s.oSides.top )
+ {
+ s.aoCache.push( that._fnCloneTable( "fixedHeader", "FixedHeader_Header", that._fnCloneThead ) );
+ }
+ if ( s.oSides.bottom )
+ {
+ s.aoCache.push( that._fnCloneTable( "fixedFooter", "FixedHeader_Footer", that._fnCloneTfoot ) );
+ }
+ if ( s.oSides.left )
+ {
+ s.aoCache.push( that._fnCloneTable( "fixedLeft", "FixedHeader_Left", that._fnCloneTLeft, s.oSides.left ) );
+ }
+ if ( s.oSides.right )
+ {
+ s.aoCache.push( that._fnCloneTable( "fixedRight", "FixedHeader_Right", that._fnCloneTRight, s.oSides.right ) );
+ }
+
+ /* Event listeners for window movement */
+ FixedHeader.afnScroll.push( function () {
+ that._fnUpdatePositions.call(that);
+ } );
+
+ $(window).resize( function () {
+ FixedHeader.fnMeasure();
+ that._fnUpdateClones.call(that);
+ that._fnUpdatePositions.call(that);
+ } );
+
+ $(s.nTable)
+ .on('column-reorder.dt', function () {
+ FixedHeader.fnMeasure();
+ that._fnUpdateClones( true );
+ that._fnUpdatePositions();
+ } )
+ .on('column-visibility.dt', function () {
+ FixedHeader.fnMeasure();
+ that._fnUpdateClones( true );
+ that._fnUpdatePositions();
+ } );
+
+ /* Get things right to start with */
+ FixedHeader.fnMeasure();
+ that._fnUpdateClones();
+ that._fnUpdatePositions();
+
+ s.bInitComplete = true;
+ },
+
+
+ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Support functions
+ */
+
+ /*
+ * Function: fnInitSettings
+ * Purpose: Take the user's settings and copy them to our local store
+ * Returns: -
+ * Inputs: object:s - the local settings object
+ * object:oInit - the user's settings object
+ */
+ fnInitSettings: function ( s, oInit )
+ {
+ if ( oInit !== undefined )
+ {
+ if ( oInit.top !== undefined ) {
+ s.oSides.top = oInit.top;
+ }
+ if ( oInit.bottom !== undefined ) {
+ s.oSides.bottom = oInit.bottom;
+ }
+ if ( typeof oInit.left == 'boolean' ) {
+ s.oSides.left = oInit.left ? 1 : 0;
+ }
+ else if ( oInit.left !== undefined ) {
+ s.oSides.left = oInit.left;
+ }
+ if ( typeof oInit.right == 'boolean' ) {
+ s.oSides.right = oInit.right ? 1 : 0;
+ }
+ else if ( oInit.right !== undefined ) {
+ s.oSides.right = oInit.right;
+ }
+
+ if ( oInit.zTop !== undefined ) {
+ s.oZIndexes.top = oInit.zTop;
+ }
+ if ( oInit.zBottom !== undefined ) {
+ s.oZIndexes.bottom = oInit.zBottom;
+ }
+ if ( oInit.zLeft !== undefined ) {
+ s.oZIndexes.left = oInit.zLeft;
+ }
+ if ( oInit.zRight !== undefined ) {
+ s.oZIndexes.right = oInit.zRight;
+ }
+
+ if ( oInit.offsetTop !== undefined ) {
+ s.oOffset.top = oInit.offsetTop;
+ }
+ if ( oInit.alwaysCloneTop !== undefined ) {
+ s.oCloneOnDraw.top = oInit.alwaysCloneTop;
+ }
+ if ( oInit.alwaysCloneBottom !== undefined ) {
+ s.oCloneOnDraw.bottom = oInit.alwaysCloneBottom;
+ }
+ if ( oInit.alwaysCloneLeft !== undefined ) {
+ s.oCloneOnDraw.left = oInit.alwaysCloneLeft;
+ }
+ if ( oInit.alwaysCloneRight !== undefined ) {
+ s.oCloneOnDraw.right = oInit.alwaysCloneRight;
+ }
+ }
+ },
+
+ /*
+ * Function: _fnCloneTable
+ * Purpose: Clone the table node and do basic initialisation
+ * Returns: -
+ * Inputs: -
+ */
+ _fnCloneTable: function ( sType, sClass, fnClone, iCells )
+ {
+ var s = this.fnGetSettings();
+ var nCTable;
+
+ /* We know that the table _MUST_ has a DIV wrapped around it, because this is simply how
+ * DataTables works. Therefore, we can set this to be relatively position (if it is not
+ * alreadu absolute, and use this as the base point for the cloned header
+ */
+ if ( $(s.nTable.parentNode).css('position') != "absolute" )
+ {
+ s.nTable.parentNode.style.position = "relative";
+ }
+
+ /* Just a shallow clone will do - we only want the table node */
+ nCTable = s.nTable.cloneNode( false );
+ nCTable.removeAttribute( 'id' );
+
+ var nDiv = document.createElement( 'div' );
+ nDiv.style.position = "absolute";
+ nDiv.style.top = "0px";
+ nDiv.style.left = "0px";
+ nDiv.className += " FixedHeader_Cloned "+sType+" "+sClass;
+
+ /* Set the zIndexes */
+ if ( sType == "fixedHeader" )
+ {
+ nDiv.style.zIndex = s.oZIndexes.top;
+ }
+ if ( sType == "fixedFooter" )
+ {
+ nDiv.style.zIndex = s.oZIndexes.bottom;
+ }
+ if ( sType == "fixedLeft" )
+ {
+ nDiv.style.zIndex = s.oZIndexes.left;
+ }
+ else if ( sType == "fixedRight" )
+ {
+ nDiv.style.zIndex = s.oZIndexes.right;
+ }
+
+ /* remove margins since we are going to position it absolutely */
+ nCTable.style.margin = "0";
+
+ /* Insert the newly cloned table into the DOM, on top of the "real" header */
+ nDiv.appendChild( nCTable );
+ document.body.appendChild( nDiv );
+
+ return {
+ "nNode": nCTable,
+ "nWrapper": nDiv,
+ "sType": sType,
+ "sPosition": "",
+ "sTop": "",
+ "sLeft": "",
+ "fnClone": fnClone,
+ "iCells": iCells
+ };
+ },
+
+ /*
+ * Function: _fnMeasure
+ * Purpose: Get the current positioning of the table in the DOM
+ * Returns: -
+ * Inputs: -
+ */
+ _fnMeasure: function ()
+ {
+ var
+ s = this.fnGetSettings(),
+ m = s.oMes,
+ jqTable = $(s.nTable),
+ oOffset = jqTable.offset(),
+ iParentScrollTop = this._fnSumScroll( s.nTable.parentNode, 'scrollTop' ),
+ iParentScrollLeft = this._fnSumScroll( s.nTable.parentNode, 'scrollLeft' );
+
+ m.iTableWidth = jqTable.outerWidth();
+ m.iTableHeight = jqTable.outerHeight();
+ m.iTableLeft = oOffset.left + s.nTable.parentNode.scrollLeft;
+ m.iTableTop = oOffset.top + iParentScrollTop;
+ m.iTableRight = m.iTableLeft + m.iTableWidth;
+ m.iTableRight = FixedHeader.oDoc.iWidth - m.iTableLeft - m.iTableWidth;
+ m.iTableBottom = FixedHeader.oDoc.iHeight - m.iTableTop - m.iTableHeight;
+ },
+
+ /*
+ * Function: _fnSumScroll
+ * Purpose: Sum node parameters all the way to the top
+ * Returns: int: sum
+ * Inputs: node:n - node to consider
+ * string:side - scrollTop or scrollLeft
+ */
+ _fnSumScroll: function ( n, side )
+ {
+ var i = n[side];
+ while ( n = n.parentNode )
+ {
+ if ( n.nodeName == 'HTML' || n.nodeName == 'BODY' )
+ {
+ break;
+ }
+ i = n[side];
+ }
+ return i;
+ },
+
+ /*
+ * Function: _fnUpdatePositions
+ * Purpose: Loop over the fixed elements for this table and update their positions
+ * Returns: -
+ * Inputs: -
+ */
+ _fnUpdatePositions: function ()
+ {
+ var s = this.fnGetSettings();
+ this._fnMeasure();
+
+ for ( var i=0, iLen=s.aoCache.length ; i<iLen ; i++ )
+ {
+ if ( s.aoCache[i].sType == "fixedHeader" )
+ {
+ this._fnScrollFixedHeader( s.aoCache[i] );
+ }
+ else if ( s.aoCache[i].sType == "fixedFooter" )
+ {
+ this._fnScrollFixedFooter( s.aoCache[i] );
+ }
+ else if ( s.aoCache[i].sType == "fixedLeft" )
+ {
+ this._fnScrollHorizontalLeft( s.aoCache[i] );
+ }
+ else
+ {
+ this._fnScrollHorizontalRight( s.aoCache[i] );
+ }
+ }
+ },
+
+ /*
+ * Function: _fnUpdateClones
+ * Purpose: Loop over the fixed elements for this table and call their cloning functions
+ * Returns: -
+ * Inputs: -
+ */
+ _fnUpdateClones: function ( full )
+ {
+ var s = this.fnGetSettings();
+
+ if ( full ) {
+ // This is a little bit of a hack to force a full clone draw. When
+ // `full` is set to true, we want to reclone the source elements,
+ // regardless of the clone-on-draw settings
+ s.bInitComplete = false;
+ }
+
+ for ( var i=0, iLen=s.aoCache.length ; i<iLen ; i++ )
+ {
+ s.aoCache[i].fnClone.call( this, s.aoCache[i] );
+ }
+
+ if ( full ) {
+ s.bInitComplete = true;
+ }
+ },
+
+
+ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Scrolling functions
+ */
+
+ /*
+ * Function: _fnScrollHorizontalLeft
+ * Purpose: Update the positioning of the scrolling elements
+ * Returns: -
+ * Inputs: object:oCache - the cached values for this fixed element
+ */
+ _fnScrollHorizontalRight: function ( oCache )
+ {
+ var
+ s = this.fnGetSettings(),
+ oMes = s.oMes,
+ oWin = FixedHeader.oWin,
+ oDoc = FixedHeader.oDoc,
+ nTable = oCache.nWrapper,
+ iFixedWidth = $(nTable).outerWidth();
+
+ if ( oWin.iScrollRight < oMes.iTableRight )
+ {
+ /* Fully right aligned */
+ this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft+oMes.iTableWidth-iFixedWidth)+"px", 'left', nTable.style );
+ }
+ else if ( oMes.iTableLeft < oDoc.iWidth-oWin.iScrollRight-iFixedWidth )
+ {
+ /* Middle */
+ this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop-oWin.iScrollTop)+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', (oWin.iWidth-iFixedWidth)+"px", 'left', nTable.style );
+ }
+ else
+ {
+ /* Fully left aligned */
+ this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style );
+ }
+ },
+
+ /*
+ * Function: _fnScrollHorizontalLeft
+ * Purpose: Update the positioning of the scrolling elements
+ * Returns: -
+ * Inputs: object:oCache - the cached values for this fixed element
+ */
+ _fnScrollHorizontalLeft: function ( oCache )
+ {
+ var
+ s = this.fnGetSettings(),
+ oMes = s.oMes,
+ oWin = FixedHeader.oWin,
+ oDoc = FixedHeader.oDoc,
+ nTable = oCache.nWrapper,
+ iCellWidth = $(nTable).outerWidth();
+
+ if ( oWin.iScrollLeft < oMes.iTableLeft )
+ {
+ /* Fully left align */
+ this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style );
+ }
+ else if ( oWin.iScrollLeft < oMes.iTableLeft+oMes.iTableWidth-iCellWidth )
+ {
+ this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop-oWin.iScrollTop)+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', "0px", 'left', nTable.style );
+ }
+ else
+ {
+ /* Fully right align */
+ this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft+oMes.iTableWidth-iCellWidth)+"px", 'left', nTable.style );
+ }
+ },
+
+ /*
+ * Function: _fnScrollFixedFooter
+ * Purpose: Update the positioning of the scrolling elements
+ * Returns: -
+ * Inputs: object:oCache - the cached values for this fixed element
+ */
+ _fnScrollFixedFooter: function ( oCache )
+ {
+ var
+ s = this.fnGetSettings(),
+ oMes = s.oMes,
+ oWin = FixedHeader.oWin,
+ oDoc = FixedHeader.oDoc,
+ nTable = oCache.nWrapper,
+ iTheadHeight = $("thead", s.nTable).outerHeight(),
+ iCellHeight = $(nTable).outerHeight();
+
+ if ( oWin.iScrollBottom < oMes.iTableBottom )
+ {
+ /* Below */
+ this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop+oMes.iTableHeight-iCellHeight)+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style );
+ }
+ else if ( oWin.iScrollBottom < oMes.iTableBottom+oMes.iTableHeight-iCellHeight-iTheadHeight )
+ {
+ this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', (oWin.iHeight-iCellHeight)+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft-oWin.iScrollLeft)+"px", 'left', nTable.style );
+ }
+ else
+ {
+ /* Above */
+ this._fnUpdateCache( oCache, 'sPosition', 'absolute', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop+iCellHeight)+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style );
+ }
+ },
+
+ /*
+ * Function: _fnScrollFixedHeader
+ * Purpose: Update the positioning of the scrolling elements
+ * Returns: -
+ * Inputs: object:oCache - the cached values for this fixed element
+ */
+ _fnScrollFixedHeader: function ( oCache )
+ {
+ var
+ s = this.fnGetSettings(),
+ oMes = s.oMes,
+ oWin = FixedHeader.oWin,
+ oDoc = FixedHeader.oDoc,
+ nTable = oCache.nWrapper,
+ iTbodyHeight = 0,
+ anTbodies = s.nTable.getElementsByTagName('tbody');
+
+ for (var i = 0; i < anTbodies.length; ++i) {
+ iTbodyHeight += anTbodies[i].offsetHeight;
+ }
+
+ if ( oMes.iTableTop > oWin.iScrollTop + s.oOffset.top )
+ {
+ /* Above the table */
+ this._fnUpdateCache( oCache, 'sPosition', "absolute", 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', oMes.iTableTop+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style );
+ }
+ else if ( oWin.iScrollTop + s.oOffset.top > oMes.iTableTop+iTbodyHeight )
+ {
+ /* At the bottom of the table */
+ this._fnUpdateCache( oCache, 'sPosition', "absolute", 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', (oMes.iTableTop+iTbodyHeight)+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', oMes.iTableLeft+"px", 'left', nTable.style );
+ }
+ else
+ {
+ /* In the middle of the table */
+ this._fnUpdateCache( oCache, 'sPosition', 'fixed', 'position', nTable.style );
+ this._fnUpdateCache( oCache, 'sTop', s.oOffset.top+"px", 'top', nTable.style );
+ this._fnUpdateCache( oCache, 'sLeft', (oMes.iTableLeft-oWin.iScrollLeft)+"px", 'left', nTable.style );
+ }
+ },
+
+ /*
+ * Function: _fnUpdateCache
+ * Purpose: Check the cache and update cache and value if needed
+ * Returns: -
+ * Inputs: object:oCache - local cache object
+ * string:sCache - cache property
+ * string:sSet - value to set
+ * string:sProperty - object property to set
+ * object:oObj - object to update
+ */
+ _fnUpdateCache: function ( oCache, sCache, sSet, sProperty, oObj )
+ {
+ if ( oCache[sCache] != sSet )
+ {
+ oObj[sProperty] = sSet;
+ oCache[sCache] = sSet;
+ }
+ },
+
+
+
+ /**
+ * Copy the classes of all child nodes from one element to another. This implies
+ * that the two have identical structure - no error checking is performed to that
+ * fact.
+ * @param {element} source Node to copy classes from
+ * @param {element} dest Node to copy classes too
+ */
+ _fnClassUpdate: function ( source, dest )
+ {
+ var that = this;
+
+ if ( source.nodeName.toUpperCase() === "TR" || source.nodeName.toUpperCase() === "TH" ||
+ source.nodeName.toUpperCase() === "TD" || source.nodeName.toUpperCase() === "SPAN" )
+ {
+ dest.className = source.className;
+ }
+
+ $(source).children().each( function (i) {
+ that._fnClassUpdate( $(source).children()[i], $(dest).children()[i] );
+ } );
+ },
+
+
+ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Cloning functions
+ */
+
+ /*
+ * Function: _fnCloneThead
+ * Purpose: Clone the thead element
+ * Returns: -
+ * Inputs: object:oCache - the cached values for this fixed element
+ */
+ _fnCloneThead: function ( oCache )
+ {
+ var s = this.fnGetSettings();
+ var nTable = oCache.nNode;
+
+ if ( s.bInitComplete && !s.oCloneOnDraw.top )
+ {
+ this._fnClassUpdate( $('thead', s.nTable)[0], $('thead', nTable)[0] );
+ return;
+ }
+
+ /* Set the wrapper width to match that of the cloned table */
+ var iDtWidth = $(s.nTable).outerWidth();
+ oCache.nWrapper.style.width = iDtWidth+"px";
+ nTable.style.width = iDtWidth+"px";
+
+ /* Remove any children the cloned table has */
+ while ( nTable.childNodes.length > 0 )
+ {
+ $('thead th', nTable).unbind( 'click' );
+ nTable.removeChild( nTable.childNodes[0] );
+ }
+
+ /* Clone the DataTables header */
+ var nThead = $('thead', s.nTable).clone(true)[0];
+ nTable.appendChild( nThead );
+
+ /* Copy the widths across - apparently a clone isn't good enough for this */
+ var a = [];
+ var b = [];
+
+ $("thead>tr th", s.nTable).each( function (i) {
+ a.push( $(this).width() );
+ } );
+
+ $("thead>tr td", s.nTable).each( function (i) {
+ b.push( $(this).width() );
+ } );
+
+ $("thead>tr th", s.nTable).each( function (i) {
+ $("thead>tr th:eq("+i+")", nTable).width( a[i] );
+ $(this).width( a[i] );
+ } );
+
+ $("thead>tr td", s.nTable).each( function (i) {
+ $("thead>tr td:eq("+i+")", nTable).width( b[i] );
+ $(this).width( b[i] );
+ } );
+
+ // Stop DataTables 1.9 from putting a focus ring on the headers when
+ // clicked to sort
+ $('th.sorting, th.sorting_desc, th.sorting_asc', nTable).bind( 'click', function () {
+ this.blur();
+ } );
+ },
+
+ /*
+ * Function: _fnCloneTfoot
+ * Purpose: Clone the tfoot element
+ * Returns: -
+ * Inputs: object:oCache - the cached values for this fixed element
+ */
+ _fnCloneTfoot: function ( oCache )
+ {
+ var s = this.fnGetSettings();
+ var nTable = oCache.nNode;
+
+ /* Set the wrapper width to match that of the cloned table */
+ oCache.nWrapper.style.width = $(s.nTable).outerWidth()+"px";
+
+ /* Remove any children the cloned table has */
+ while ( nTable.childNodes.length > 0 )
+ {
+ nTable.removeChild( nTable.childNodes[0] );
+ }
+
+ /* Clone the DataTables footer */
+ var nTfoot = $('tfoot', s.nTable).clone(true)[0];
+ nTable.appendChild( nTfoot );
+
+ /* Copy the widths across - apparently a clone isn't good enough for this */
+ $("tfoot:eq(0)>tr th", s.nTable).each( function (i) {
+ $("tfoot:eq(0)>tr th:eq("+i+")", nTable).width( $(this).width() );
+ } );
+
+ $("tfoot:eq(0)>tr td", s.nTable).each( function (i) {
+ $("tfoot:eq(0)>tr td:eq("+i+")", nTable).width( $(this).width() );
+ } );
+ },
+
+ /*
+ * Function: _fnCloneTLeft
+ * Purpose: Clone the left column(s)
+ * Returns: -
+ * Inputs: object:oCache - the cached values for this fixed element
+ */
+ _fnCloneTLeft: function ( oCache )
+ {
+ var s = this.fnGetSettings();
+ var nTable = oCache.nNode;
+ var nBody = $('tbody', s.nTable)[0];
+
+ /* Remove any children the cloned table has */
+ while ( nTable.childNodes.length > 0 )
+ {
+ nTable.removeChild( nTable.childNodes[0] );
+ }
+
+ /* Is this the most efficient way to do this - it looks horrible... */
+ nTable.appendChild( $("thead", s.nTable).clone(true)[0] );
+ nTable.appendChild( $("tbody", s.nTable).clone(true)[0] );
+ if ( s.bFooter )
+ {
+ nTable.appendChild( $("tfoot", s.nTable).clone(true)[0] );
+ }
+
+ /* Remove unneeded cells */
+ var sSelector = 'gt(' + (oCache.iCells - 1) + ')';
+ $('thead tr', nTable).each( function (k) {
+ $('th:' + sSelector, this).remove();
+ } );
+
+ $('tfoot tr', nTable).each( function (k) {
+ $('th:' + sSelector, this).remove();
+ } );
+
+ $('tbody tr', nTable).each( function (k) {
+ $('td:' + sSelector, this).remove();
+ } );
+
+ this.fnEqualiseHeights( 'thead', nBody.parentNode, nTable );
+ this.fnEqualiseHeights( 'tbody', nBody.parentNode, nTable );
+ this.fnEqualiseHeights( 'tfoot', nBody.parentNode, nTable );
+
+ var iWidth = 0;
+ for (var i = 0; i < oCache.iCells; i++) {
+ iWidth += $('thead tr th:eq(' + i + ')', s.nTable).outerWidth();
+ }
+ nTable.style.width = iWidth+"px";
+ oCache.nWrapper.style.width = iWidth+"px";
+ },
+
+ /*
+ * Function: _fnCloneTRight
+ * Purpose: Clone the right most column(s)
+ * Returns: -
+ * Inputs: object:oCache - the cached values for this fixed element
+ */
+ _fnCloneTRight: function ( oCache )
+ {
+ var s = this.fnGetSettings();
+ var nBody = $('tbody', s.nTable)[0];
+ var nTable = oCache.nNode;
+ var iCols = $('tbody tr:eq(0) td', s.nTable).length;
+
+ /* Remove any children the cloned table has */
+ while ( nTable.childNodes.length > 0 )
+ {
+ nTable.removeChild( nTable.childNodes[0] );
+ }
+
+ /* Is this the most efficient way to do this - it looks horrible... */
+ nTable.appendChild( $("thead", s.nTable).clone(true)[0] );
+ nTable.appendChild( $("tbody", s.nTable).clone(true)[0] );
+ if ( s.bFooter )
+ {
+ nTable.appendChild( $("tfoot", s.nTable).clone(true)[0] );
+ }
+ $('thead tr th:lt('+(iCols-oCache.iCells)+')', nTable).remove();
+ $('tfoot tr th:lt('+(iCols-oCache.iCells)+')', nTable).remove();
+
+ /* Remove unneeded cells */
+ $('tbody tr', nTable).each( function (k) {
+ $('td:lt('+(iCols-oCache.iCells)+')', this).remove();
+ } );
+
+ this.fnEqualiseHeights( 'thead', nBody.parentNode, nTable );
+ this.fnEqualiseHeights( 'tbody', nBody.parentNode, nTable );
+ this.fnEqualiseHeights( 'tfoot', nBody.parentNode, nTable );
+
+ var iWidth = 0;
+ for (var i = 0; i < oCache.iCells; i++) {
+ iWidth += $('thead tr th:eq('+(iCols-1-i)+')', s.nTable).outerWidth();
+ }
+ nTable.style.width = iWidth+"px";
+ oCache.nWrapper.style.width = iWidth+"px";
+ },
+
+
+ /**
+ * Equalise the heights of the rows in a given table node in a cross browser way. Note that this
+ * is more or less lifted as is from FixedColumns
+ * @method fnEqualiseHeights
+ * @returns void
+ * @param {string} parent Node type - thead, tbody or tfoot
+ * @param {element} original Original node to take the heights from
+ * @param {element} clone Copy the heights to
+ * @private
+ */
+ "fnEqualiseHeights": function ( parent, original, clone )
+ {
+ var that = this;
+ var originals = $(parent +' tr', original);
+ var height;
+
+ $(parent+' tr', clone).each( function (k) {
+ height = originals.eq( k ).css('height');
+
+ // This is nasty :-(. IE has a sub-pixel error even when setting
+ // the height below (the Firefox fix) which causes the fixed column
+ // to go out of alignment. Need to add a pixel before the assignment
+ // Can this be feature detected? Not sure how...
+ if ( navigator.appName == 'Microsoft Internet Explorer' ) {
+ height = parseInt( height, 10 ) + 1;
+ }
+
+ $(this).css( 'height', height );
+
+ // For Firefox to work, we need to also set the height of the
+ // original row, to the value that we read from it! Otherwise there
+ // is a sub-pixel rounding error
+ originals.eq( k ).css( 'height', height );
+ } );
+ }
+};
+
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Static properties and methods
+ * We use these for speed! This information is common to all instances of FixedHeader, so no
+ * point if having them calculated and stored for each different instance.
+ */
+
+/*
+ * Variable: oWin
+ * Purpose: Store information about the window positioning
+ * Scope: FixedHeader
+ */
+FixedHeader.oWin = {
+ "iScrollTop": 0,
+ "iScrollRight": 0,
+ "iScrollBottom": 0,
+ "iScrollLeft": 0,
+ "iHeight": 0,
+ "iWidth": 0
+};
+
+/*
+ * Variable: oDoc
+ * Purpose: Store information about the document size
+ * Scope: FixedHeader
+ */
+FixedHeader.oDoc = {
+ "iHeight": 0,
+ "iWidth": 0
+};
+
+/*
+ * Variable: afnScroll
+ * Purpose: Array of functions that are to be used for the scrolling components
+ * Scope: FixedHeader
+ */
+FixedHeader.afnScroll = [];
+
+/*
+ * Function: fnMeasure
+ * Purpose: Update the measurements for the window and document
+ * Returns: -
+ * Inputs: -
+ */
+FixedHeader.fnMeasure = function ()
+{
+ var
+ jqWin = $(window),
+ jqDoc = $(document),
+ oWin = FixedHeader.oWin,
+ oDoc = FixedHeader.oDoc;
+
+ oDoc.iHeight = jqDoc.height();
+ oDoc.iWidth = jqDoc.width();
+
+ oWin.iHeight = jqWin.height();
+ oWin.iWidth = jqWin.width();
+ oWin.iScrollTop = jqWin.scrollTop();
+ oWin.iScrollLeft = jqWin.scrollLeft();
+ oWin.iScrollRight = oDoc.iWidth - oWin.iScrollLeft - oWin.iWidth;
+ oWin.iScrollBottom = oDoc.iHeight - oWin.iScrollTop - oWin.iHeight;
+};
+
+
+FixedHeader.version = "2.1.2";
+
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Global processing
+ */
+
+/*
+ * Just one 'scroll' event handler in FixedHeader, which calls the required components. This is
+ * done as an optimisation, to reduce calculation and proagation time
+ */
+$(window).scroll( function () {
+ FixedHeader.fnMeasure();
+
+ for ( var i=0, iLen=FixedHeader.afnScroll.length ; i<iLen ; i++ ) {
+ FixedHeader.afnScroll[i]();
+ }
+} );
+
+
+$.fn.dataTable.FixedHeader = FixedHeader;
+$.fn.DataTable.FixedHeader = FixedHeader;
+
+
+return FixedHeader;
+}; // /factory
+
+
+// Define as an AMD module if possible
+if ( typeof define === 'function' && define.amd ) {
+ define( ['jquery', 'datatables'], factory );
+}
+else if ( typeof exports === 'object' ) {
+ // Node/CommonJS
+ factory( require('jquery'), require('datatables') );
+}
+else if ( jQuery && !jQuery.fn.dataTable.FixedHeader ) {
+ // Otherwise simply initialise as normal, stopping multiple evaluation
+ factory( jQuery, jQuery.fn.dataTable );
+}
+
+
+})(window, document);
+
Code Review / stor4nfv.git / blobdiff