755 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			755 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // @preserve jQuery.floatThead 1.2.7 - http://mkoryak.github.io/floatThead/ - Copyright (c) 2012 - 2014 Misha Koryak
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| // @license MIT
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| 
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| /* @author Misha Koryak
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|  * @projectDescription lock a table header in place while scrolling - without breaking styles or events bound to the header
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|  *
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|  * Dependencies:
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|  * jquery 1.9.0 + [required] OR jquery 1.7.0 + jquery UI core
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|  *
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|  * http://mkoryak.github.io/floatThead/
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|  *
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|  * Tested on FF13+, Chrome 21+, IE8, IE9, IE10, IE11
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|  *
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|  */
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| (function( $ ) {
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|   /**
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|    * provides a default config object. You can modify this after including this script if you want to change the init defaults
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|    * @type {Object}
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|    */
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|   $.floatThead = $.floatThead || {};
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|   $.floatThead.defaults = {
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|     cellTag: 'th:visible', //thead cells are this
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|     zIndex: 1001, //zindex of the floating thead (actually a container div)
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|     debounceResizeMs: 10,
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|     useAbsolutePositioning: true, //if set to NULL - defaults: has scrollContainer=true, doesn't have scrollContainer=false
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|     scrollingTop: 0, //String or function($table) - offset from top of window where the header should not pass above
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|     scrollingBottom: 0, //String or function($table) - offset from the bottom of the table where the header should stop scrolling
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|     scrollContainer: function($table){
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|       return $([]); //if the table has horizontal scroll bars then this is the container that has overflow:auto and causes those scroll bars
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|     },
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|     getSizingRow: function($table, $cols, $fthCells){ // this is only called when using IE,
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|       // override it if the first row of the table is going to contain colgroups (any cell spans greater then one col)
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|       // it should return a jquery object containing a wrapped set of table cells comprising a row that contains no col spans and is visible
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|       return $table.find('tbody tr:visible:first>td');
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|     },
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|     floatTableClass: 'floatThead-table',
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|     floatWrapperClass: 'floatThead-wrapper',
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|     floatContainerClass: 'floatThead-container',
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|     copyTableClass: true, //copy 'class' attribute from table into the floated table so that the styles match.
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|     debug: false //print possible issues (that don't prevent script loading) to console, if console exists.
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|   };
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| 
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|   var util = window._;
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| 
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|   //browser stuff
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|   var ieVersion = function(){for(var a=3,b=document.createElement("b"),c=b.all||[];a = 1+a,b.innerHTML="<!--[if gt IE "+ a +"]><i><![endif]-->",c[0];);return 4<a?a:document.documentMode}();
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|   var isChrome = null;
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|   var isChromeCheck = function(){
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|     if(ieVersion){
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|       return false;
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|     }
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|     var $table = $("<table><colgroup><col></colgroup><tbody><tr><td style='width:10px'></td></tbody></table>");
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|     $('body').append($table);
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|     var width = $table.find('col').width();
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|     $table.remove();
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|     return width == 0;
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|   };
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| 
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|   var $window = $(window);
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|   var floatTheadCreated = 0;
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| 
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| 
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|   /**
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|    * @param debounceMs
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|    * @param cb
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|    */
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| 
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|   function windowResize(debounceMs, eventName, cb){
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|     if(ieVersion == 8){ //ie8 is crap: https://github.com/mkoryak/floatThead/issues/65
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|       var winWidth = $window.width();
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|       var debouncedCb = util.debounce(function(){
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|         var winWidthNew = $window.width();
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|         if(winWidth != winWidthNew){
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|           winWidth = winWidthNew;
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|           cb();
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|         }
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|       }, debounceMs);
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|       $window.on(eventName, debouncedCb);
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|     } else {
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|       $window.on(eventName, util.debounce(cb, debounceMs));
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|     }
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|   }
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| 
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| 
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|   function debug(str){
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|     window.console && window.console && window.console.log && window.console.log(str);
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|   }
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| 
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|   /**
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|    * try to calculate the scrollbar width for your browser/os
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|    * @return {Number}
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|    */
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|   function scrollbarWidth() {
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|     var $div = $( //borrowed from anti-scroll
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|       '<div style="width:50px;height:50px;overflow-y:scroll;'
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|         + 'position:absolute;top:-200px;left:-200px;"><div style="height:100px;width:100%">'
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|         + '</div>'
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|     );
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|     $('body').append($div);
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|     var w1 = $div.innerWidth();
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|     var w2 = $('div', $div).innerWidth();
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|     $div.remove();
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|     return w1 - w2;
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|   }
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|   /**
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|    * Check if a given table has been datatableized (http://datatables.net)
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|    * @param $table
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|    * @return {Boolean}
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|    */
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|   function isDatatable($table){
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|     if($table.dataTableSettings){
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|       for(var i = 0; i < $table.dataTableSettings.length; i++){
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|         var table = $table.dataTableSettings[i].nTable;
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|         if($table[0] == table){
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|           return true;
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|         }
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|       }
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|     }
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|     return false;
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|   }
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|   $.fn.floatThead = function(map){
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|     map = map || {};
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|     if(!util){ //may have been included after the script? lets try to grab it again.
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|       util = window._ || $.floatThead._;
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|       if(!util){
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|         throw new Error("jquery.floatThead-slim.js requires underscore. You should use the non-lite version since you do not have underscore.");
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|       }
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|     }
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| 
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|     if(ieVersion < 8){
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|       return this; //no more crappy browser support.
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|     }
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| 
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|     if(isChrome == null){ //make sure this is done only once no matter how many times you call the plugin fn
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|       isChrome = isChromeCheck(); //need to call this after dom ready, and now it is.
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|       if(isChrome){
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|         //because chrome cant read <col> width, these elements are used for sizing the table. Need to create new elements because they must be unstyled by user's css.
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|         document.createElement('fthtr'); //tr
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|         document.createElement('fthtd'); //td
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|         document.createElement('fthfoot'); //tfoot
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|       }
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|     }
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|     if(util.isString(map)){
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|       var command = map;
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|       var ret = this;
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|       this.filter('table').each(function(){
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|         var obj = $(this).data('floatThead-attached');
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|         if(obj && util.isFunction(obj[command])){
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|           var r = obj[command]();
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|           if(typeof r !== 'undefined'){
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|             ret = r;
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|           }
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|         }
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|       });
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|       return ret;
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|     }
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|     var opts = $.extend({}, $.floatThead.defaults || {}, map);
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| 
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|     $.each(map, function(key, val){
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|       if((!(key in $.floatThead.defaults)) && opts.debug){
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|         debug("jQuery.floatThead: used ["+key+"] key to init plugin, but that param is not an option for the plugin. Valid options are: "+ (util.keys($.floatThead.defaults)).join(', '));
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|       }
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|     });
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| 
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|     this.filter(':not(.'+opts.floatTableClass+')').each(function(){
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|       var floatTheadId = floatTheadCreated;
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|       var $table = $(this);
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|       if($table.data('floatThead-attached')){
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|         return true; //continue the each loop
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|       }
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|       if(!$table.is('table')){
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|         throw new Error('jQuery.floatThead must be run on a table element. ex: $("table").floatThead();');
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|       }
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|       var $header = $table.find('thead:first');
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|       var $tbody = $table.find('tbody:first');
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|       if($header.length == 0){
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|         throw new Error('jQuery.floatThead must be run on a table that contains a <thead> element');
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|       }
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|       var headerFloated = false;
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|       var scrollingTop, scrollingBottom;
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|       var scrollbarOffset = {vertical: 0, horizontal: 0};
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|       var scWidth = scrollbarWidth();
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|       var lastColumnCount = 0; //used by columnNum()
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|       var $scrollContainer = opts.scrollContainer($table) || $([]); //guard against returned nulls
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| 
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|       var useAbsolutePositioning = opts.useAbsolutePositioning;
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|       if(useAbsolutePositioning == null){ //defaults: locked=true, !locked=false
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|         useAbsolutePositioning = opts.scrollContainer($table).length;
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|       }
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|       var $caption = $table.find("caption");
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|       var haveCaption = $caption.length == 1;
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|       if(haveCaption){
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|         var captionAlignTop = ($caption.css("caption-side") || $caption.attr("align") || "top") === "top";
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|       }
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| 
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|       var $fthGrp = $('<fthfoot style="display:table-footer-group;"/>');
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| 
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|       var locked = $scrollContainer.length > 0;
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|       var wrappedContainer = false; //used with absolute positioning enabled. did we need to wrap the scrollContainer/table with a relative div?
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|       var $wrapper = $([]); //used when absolute positioning enabled - wraps the table and the float container
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|       var absoluteToFixedOnScroll = ieVersion <= 9 && !locked && useAbsolutePositioning; //on ie using absolute positioning doesnt look good with window scrolling, so we change positon to fixed on scroll, and then change it back to absolute when done.
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|       var $floatTable = $("<table/>");
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|       var $floatColGroup = $("<colgroup/>");
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|       var $tableColGroup = $table.find('colgroup:first');
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|       var existingColGroup = true;
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|       if($tableColGroup.length == 0){
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|         $tableColGroup = $("<colgroup/>");
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|         existingColGroup = false;
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|       }
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|       var $fthRow = $('<fthrow style="display:table-row;height:0;"/>'); //created unstyled elements
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|       var $floatContainer = $('<div style="overflow: hidden;"></div>');
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|       var $newHeader = $("<thead/>");
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|       var $sizerRow = $('<tr class="size-row"/>');
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|       var $sizerCells = $([]);
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|       var $tableCells = $([]); //used for sizing - either $sizerCells or $tableColGroup cols. $tableColGroup cols are only created in chrome for borderCollapse:collapse because of a chrome bug.
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|       var $headerCells = $([]);
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|       var $fthCells = $([]); //created elements
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| 
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|       $newHeader.append($sizerRow);
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|       $table.prepend($tableColGroup);
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|       if(isChrome){
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|         $fthGrp.append($fthRow);
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|         $table.append($fthGrp);
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|       }
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| 
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|       $floatTable.append($floatColGroup);
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|       $floatContainer.append($floatTable);
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|       if(opts.copyTableClass){
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|         $floatTable.attr('class', $table.attr('class'));
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|       }
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|       $floatTable.attr({ //copy over some deprecated table attributes that people still like to use. Good thing poeple dont use colgroups...
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|         'cellpadding': $table.attr('cellpadding'),
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|         'cellspacing': $table.attr('cellspacing'),
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|         'border': $table.attr('border')
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|       });
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| 
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|       $floatTable.addClass(opts.floatTableClass).css('margin', 0); //must have no margins or you wont be able to click on things under floating table
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| 
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|       if(useAbsolutePositioning){
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|         var makeRelative = function($container, alwaysWrap){
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|           var positionCss = $container.css('position');
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|           var relativeToScrollContainer = (positionCss == "relative" || positionCss == "absolute");
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|           if(!relativeToScrollContainer || alwaysWrap){
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|             var css = {"paddingLeft": $container.css('paddingLeft'), "paddingRight": $container.css('paddingRight')};
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|             $floatContainer.css(css);
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|             $container = $container.wrap("<div class='"+opts.floatWrapperClass+"' style='position: relative; clear:both;'></div>").parent();
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|             wrappedContainer = true;
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|           }
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|           return $container;
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|         };
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|         if(locked){
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|           $wrapper = makeRelative($scrollContainer, true);
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|           $wrapper.append($floatContainer);
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|         } else {
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|           $wrapper = makeRelative($table);
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|           $table.after($floatContainer);
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|         }
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|       } else {
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|         $table.after($floatContainer);
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|       }
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| 
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| 
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|       $floatContainer.css({
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|         position: useAbsolutePositioning ? 'absolute' : 'fixed',
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|         marginTop: 0,
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|         top:  useAbsolutePositioning ? 0 : 'auto',
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|         zIndex: opts.zIndex
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|       });
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|       $floatContainer.addClass(opts.floatContainerClass);
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|       updateScrollingOffsets();
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| 
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|       var layoutFixed = {'table-layout': 'fixed'};
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|       var layoutAuto = {'table-layout': $table.css('tableLayout') || 'auto'};
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|       var originalTableWidth = $table[0].style.width || ""; //setting this to auto is bad: #70
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| 
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|       function eventName(name){
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|         return name+'.fth-'+floatTheadId+'.floatTHead'
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|       }
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| 
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|       function setHeaderHeight(){
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|         var headerHeight = 0;
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|         $header.find("tr").each(function(){
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|           headerHeight += $(this).outerHeight(true);
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|         });
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|         $sizerRow.outerHeight(headerHeight);
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|         $sizerCells.outerHeight(headerHeight);
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|       }
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| 
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| 
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|       function setFloatWidth(){
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|         var tableWidth = $table.outerWidth();
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|         var width = $scrollContainer.width() || tableWidth;
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|         $floatContainer.width(width - scrollbarOffset.vertical);
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|         if(locked){
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|           var percent = 100 * tableWidth / (width - scrollbarOffset.vertical);
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|           $floatTable.css('width', percent+'%');
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|         } else {
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|           $floatTable.outerWidth(tableWidth);
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|         }
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|       }
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| 
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|       function updateScrollingOffsets(){
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|         scrollingTop = (util.isFunction(opts.scrollingTop) ? opts.scrollingTop($table) : opts.scrollingTop) || 0;
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|         scrollingBottom = (util.isFunction(opts.scrollingBottom) ? opts.scrollingBottom($table) : opts.scrollingBottom) || 0;
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|       }
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| 
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|       /**
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|        * get the number of columns and also rebuild resizer rows if the count is different then the last count
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|        */
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|       function columnNum(){
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|         var count, $headerColumns;
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|         if(existingColGroup){
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|           count = $tableColGroup.find('col').length;
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|         } else {
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|           $headerColumns = $header.find('tr:first>'+opts.cellTag);
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|           count = 0;
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|           $headerColumns.each(function(){
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|             count += parseInt(($(this).attr('colspan') || 1), 10);
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|           });
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|         }
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|         if(count != lastColumnCount){
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|           lastColumnCount = count;
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|           var cells = [], cols = [], psuedo = [];
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|           for(var x = 0; x < count; x++){
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|             cells.push('<th class="floatThead-col"/>');
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|             cols.push('<col/>');
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|             psuedo.push("<fthtd style='display:table-cell;height:0;width:auto;'/>");
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|           }
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| 
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|           cols = cols.join('');
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|           cells = cells.join('');
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| 
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|           if(isChrome){
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|             psuedo = psuedo.join('');
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|             $fthRow.html(psuedo);
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|             $fthCells = $fthRow.find('fthtd');
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|           }
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| 
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|           $sizerRow.html(cells);
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|           $sizerCells = $sizerRow.find("th");
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|           if(!existingColGroup){
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|             $tableColGroup.html(cols);
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|           }
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|           $tableCells = $tableColGroup.find('col');
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|           $floatColGroup.html(cols);
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|           $headerCells = $floatColGroup.find("col");
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| 
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|         }
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|         return count;
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|       }
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| 
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|       function refloat(){ //make the thing float
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|         if(!headerFloated){
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|           headerFloated = true;
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|           if(useAbsolutePositioning){ //#53, #56
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|             var tableWidth = $table.width();
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|             var wrapperWidth = $wrapper.width();
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|             if(tableWidth > wrapperWidth){
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|               $table.css('minWidth', tableWidth);
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|             }
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|           }
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|           $table.css(layoutFixed);
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|           $floatTable.css(layoutFixed);
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|           $floatTable.append($header); //append because colgroup must go first in chrome
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|           $tbody.before($newHeader);
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|           setHeaderHeight();
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|         }
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|       }
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|       function unfloat(){ //put the header back into the table
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|         if(headerFloated){
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|           headerFloated = false;
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|           if(useAbsolutePositioning){ //#53, #56
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|             $table.width(originalTableWidth);
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|           }
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|           $newHeader.detach();
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|           $table.prepend($header);
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|           $table.css(layoutAuto);
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|           $floatTable.css(layoutAuto);
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|         }
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|       }
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|       function changePositioning(isAbsolute){
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|         if(useAbsolutePositioning != isAbsolute){
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|           useAbsolutePositioning = isAbsolute;
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|           $floatContainer.css({
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|             position: useAbsolutePositioning ? 'absolute' : 'fixed'
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|           });
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|         }
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|       }
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|       function getSizingRow($table, $cols, $fthCells, ieVersion){
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|         if(isChrome){
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|           return $fthCells;
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|         } else if(ieVersion) {
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|           return opts.getSizingRow($table, $cols, $fthCells);
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|         } else {
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|           return $cols;
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|         }
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|       }
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| 
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|       /**
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|        * returns a function that updates the floating header's cell widths.
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|        * @return {Function}
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|        */
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|       function reflow(){
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|         var i;
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|         var numCols = columnNum(); //if the tables columns change dynamically since last time (datatables) we need to rebuild the sizer rows and get new count
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|         return function(){
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|           var $rowCells = getSizingRow($table, $tableCells, $fthCells, ieVersion);
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|           if($rowCells.length == numCols && numCols > 0){
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|             if(!existingColGroup){
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|               for(i=0; i < numCols; i++){
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|                 $tableCells.eq(i).css('width', '');
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|               }
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|             }
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|             unfloat();
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|             for(i=0; i < numCols; i++){
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|               var _rowcell = $rowCells.get(i);
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|               var rowWidth = _rowcell.offsetWidth;
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|               $headerCells.eq(i).width(rowWidth);
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|               $tableCells.eq(i).width(rowWidth);
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|             }
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|             refloat();
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|           } else {
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|             $floatTable.append($header);
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|             $table.css(layoutAuto);
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|             $floatTable.css(layoutAuto);
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|             setHeaderHeight();
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|           }
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|         };
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|       }
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| 
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|       /**
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|        * first performs initial calculations that we expect to not change when the table, window, or scrolling container are scrolled.
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|        * returns a function that calculates the floating container's top and left coords. takes into account if we are using page scrolling or inner scrolling
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|        * @return {Function}
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|        */
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|       function calculateFloatContainerPosFn(){
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|         var scrollingContainerTop = $scrollContainer.scrollTop();
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| 
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|         //this floatEnd calc was moved out of the returned function because we assume the table height doesnt change (otherwise we must reinit by calling calculateFloatContainerPosFn)
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|         var floatEnd;
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|         var tableContainerGap = 0;
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|         var captionHeight = haveCaption ? $caption.outerHeight(true) : 0;
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|         var captionScrollOffset = captionAlignTop ? captionHeight : -captionHeight;
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| 
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|         var floatContainerHeight = $floatContainer.height();
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|         var tableOffset = $table.offset();
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|         if(locked){
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|           var containerOffset = $scrollContainer.offset();
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|           tableContainerGap = tableOffset.top - containerOffset.top + scrollingContainerTop;
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|           if(haveCaption && captionAlignTop){
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|             tableContainerGap += captionHeight;
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|           }
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|         } else {
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|           floatEnd = tableOffset.top - scrollingTop - floatContainerHeight + scrollingBottom + scrollbarOffset.horizontal;
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|         }
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|         var windowTop = $window.scrollTop();
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|         var windowLeft = $window.scrollLeft();
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|         var scrollContainerLeft =  $scrollContainer.scrollLeft();
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|         scrollingContainerTop = $scrollContainer.scrollTop();
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| 
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| 
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| 
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|         return function(eventType){
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|           if(eventType == 'windowScroll'){
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|             windowTop = $window.scrollTop();
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|             windowLeft = $window.scrollLeft();
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|           } else if(eventType == 'containerScroll'){
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|             scrollingContainerTop = $scrollContainer.scrollTop();
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|             scrollContainerLeft =  $scrollContainer.scrollLeft();
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|           } else if(eventType != 'init') {
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|             windowTop = $window.scrollTop();
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|             windowLeft = $window.scrollLeft();
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|             scrollingContainerTop = $scrollContainer.scrollTop();
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|             scrollContainerLeft =  $scrollContainer.scrollLeft();
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|           }
 | |
|           if(isChrome && (windowTop < 0 || windowLeft < 0)){ //chrome overscroll effect at the top of the page - breaks fixed positioned floated headers
 | |
|             return;
 | |
|           }
 | |
| 
 | |
|           if(absoluteToFixedOnScroll){
 | |
|             if(eventType == 'windowScrollDone'){
 | |
|               changePositioning(true); //change to absolute
 | |
|             } else {
 | |
|               changePositioning(false); //change to fixed
 | |
|             }
 | |
|           } else if(eventType == 'windowScrollDone'){
 | |
|             return null; //event is fired when they stop scrolling. ignore it if not 'absoluteToFixedOnScroll'
 | |
|           }
 | |
| 
 | |
|           tableOffset = $table.offset();
 | |
|           if(haveCaption && captionAlignTop){
 | |
|             tableOffset.top += captionHeight;
 | |
|           }
 | |
|           var top, left, tableHeight;
 | |
| 
 | |
|           if(locked && useAbsolutePositioning){ //inner scrolling, absolute positioning
 | |
|             if (tableContainerGap >= scrollingContainerTop) {
 | |
|               var gap = tableContainerGap - scrollingContainerTop;
 | |
|               gap = gap > 0 ? gap : 0;
 | |
|               top = gap;
 | |
|             } else {
 | |
|               top = wrappedContainer ? 0 : scrollingContainerTop;
 | |
|               //headers stop at the top of the viewport
 | |
|             }
 | |
|             left = 0;
 | |
|           } else if(!locked && useAbsolutePositioning) { //window scrolling, absolute positioning
 | |
|             tableHeight = $table.outerHeight();
 | |
|             if(windowTop > floatEnd + tableHeight + captionScrollOffset){
 | |
|               top = tableHeight - floatContainerHeight + captionScrollOffset; //scrolled past table
 | |
|             } else if (tableOffset.top > windowTop + scrollingTop) {
 | |
|               top = 0; //scrolling to table
 | |
|               unfloat();
 | |
|             } else {
 | |
|               top = scrollingTop + windowTop - tableOffset.top + tableContainerGap + (captionAlignTop ? captionHeight : 0);
 | |
|               refloat(); //scrolling within table. header floated
 | |
|             }
 | |
|             left =  0;
 | |
|           } else if(locked && !useAbsolutePositioning){ //inner scrolling, fixed positioning
 | |
|             if (tableContainerGap > scrollingContainerTop) {
 | |
|               top = tableOffset.top - windowTop;
 | |
|               unfloat();
 | |
|             } else {
 | |
|               top = tableOffset.top + scrollingContainerTop  - windowTop - tableContainerGap;
 | |
|               refloat();
 | |
|               //headers stop at the top of the viewport
 | |
|             }
 | |
|             left = tableOffset.left + scrollContainerLeft - windowLeft;
 | |
|           } else if(!locked && !useAbsolutePositioning) { //window scrolling, fixed positioning
 | |
|             tableHeight = $table.outerHeight();
 | |
|             if(windowTop > floatEnd + tableHeight + captionScrollOffset){
 | |
|               top = tableHeight + scrollingTop - windowTop + floatEnd + captionScrollOffset;
 | |
|               //scrolled past the bottom of the table
 | |
|             } else if (tableOffset.top > windowTop + scrollingTop) {
 | |
|               top = tableOffset.top - windowTop;
 | |
|               refloat();
 | |
|               //scrolled past the top of the table
 | |
|             } else {
 | |
|               //scrolling within the table
 | |
|               top = scrollingTop;
 | |
|             }
 | |
|             left = tableOffset.left - windowLeft;
 | |
|           }
 | |
|           return {top: top, left: left};
 | |
|         };
 | |
|       }
 | |
|       /**
 | |
|        * returns a function that caches old floating container position and only updates css when the position changes
 | |
|        * @return {Function}
 | |
|        */
 | |
|       function repositionFloatContainerFn(){
 | |
|         var oldTop = null;
 | |
|         var oldLeft = null;
 | |
|         var oldScrollLeft = null;
 | |
|         return function(pos, setWidth, setHeight){
 | |
|           if(pos != null && (oldTop != pos.top || oldLeft != pos.left)){
 | |
|             $floatContainer.css({
 | |
|               top: pos.top,
 | |
|               left: pos.left
 | |
|             });
 | |
|             oldTop = pos.top;
 | |
|             oldLeft = pos.left;
 | |
|           }
 | |
|           if(setWidth){
 | |
|             setFloatWidth();
 | |
|           }
 | |
|           if(setHeight){
 | |
|             setHeaderHeight();
 | |
|           }
 | |
|           var scrollLeft = $scrollContainer.scrollLeft();
 | |
|           if(oldScrollLeft != scrollLeft){
 | |
|             $floatContainer.scrollLeft(scrollLeft);
 | |
|             oldScrollLeft = scrollLeft;
 | |
|           }
 | |
|         }
 | |
|       }
 | |
| 
 | |
|       /**
 | |
|        * checks if THIS table has scrollbars, and finds their widths
 | |
|        */
 | |
|       function calculateScrollBarSize(){ //this should happen after the floating table has been positioned
 | |
|         if($scrollContainer.length){
 | |
|           scrollbarOffset.horizontal = $scrollContainer.width() < $table.width() ? scWidth : 0;
 | |
|           scrollbarOffset.vertical =  $scrollContainer.height() < $table.height() ? scWidth: 0;
 | |
|         }
 | |
|       }
 | |
|       //finish up. create all calculation functions and bind them to events
 | |
|       calculateScrollBarSize();
 | |
| 
 | |
|       var flow;
 | |
| 
 | |
|       var ensureReflow = function(){
 | |
|         flow = reflow();
 | |
|         flow();
 | |
|       };
 | |
| 
 | |
|       ensureReflow();
 | |
| 
 | |
|       var calculateFloatContainerPos = calculateFloatContainerPosFn();
 | |
|       var repositionFloatContainer = repositionFloatContainerFn();
 | |
| 
 | |
|       repositionFloatContainer(calculateFloatContainerPos('init'), true); //this must come after reflow because reflow changes scrollLeft back to 0 when it rips out the thead
 | |
| 
 | |
|       var windowScrollDoneEvent = util.debounce(function(){
 | |
|         repositionFloatContainer(calculateFloatContainerPos('windowScrollDone'), false);
 | |
|       }, 300);
 | |
| 
 | |
|       var windowScrollEvent = function(){
 | |
|         repositionFloatContainer(calculateFloatContainerPos('windowScroll'), false);
 | |
|         windowScrollDoneEvent();
 | |
|       };
 | |
|       var containerScrollEvent = function(){
 | |
|         repositionFloatContainer(calculateFloatContainerPos('containerScroll'), false);
 | |
|       };
 | |
| 
 | |
| 
 | |
|       var windowResizeEvent = function(){
 | |
|         updateScrollingOffsets();
 | |
|         calculateScrollBarSize();
 | |
|         ensureReflow();
 | |
|         calculateFloatContainerPos = calculateFloatContainerPosFn();
 | |
|         repositionFloatContainer = repositionFloatContainerFn();
 | |
|         repositionFloatContainer(calculateFloatContainerPos('resize'), true, true);
 | |
|       };
 | |
|       var reflowEvent = util.debounce(function(){
 | |
|         calculateScrollBarSize();
 | |
|         updateScrollingOffsets();
 | |
|         ensureReflow();
 | |
|         calculateFloatContainerPos = calculateFloatContainerPosFn();
 | |
|         repositionFloatContainer(calculateFloatContainerPos('reflow'), true);
 | |
|       }, 1);
 | |
|       if(locked){ //internal scrolling
 | |
|         if(useAbsolutePositioning){
 | |
|           $scrollContainer.on(eventName('scroll'), containerScrollEvent);
 | |
|         } else {
 | |
|           $scrollContainer.on(eventName('scroll'), containerScrollEvent);
 | |
|           $window.on(eventName('scroll'), windowScrollEvent);
 | |
|         }
 | |
|       } else { //window scrolling
 | |
|         $window.on(eventName('scroll'), windowScrollEvent);
 | |
|       }
 | |
| 
 | |
|       $window.on(eventName('load'), reflowEvent); //for tables with images
 | |
| 
 | |
|       windowResize(opts.debounceResizeMs, eventName('resize'), windowResizeEvent);
 | |
|       $table.on('reflow', reflowEvent);
 | |
|       if(isDatatable($table)){
 | |
|         $table
 | |
|           .on('filter', reflowEvent)
 | |
|           .on('sort',   reflowEvent)
 | |
|           .on('page',   reflowEvent);
 | |
|       }
 | |
| 
 | |
|       //attach some useful functions to the table.
 | |
|       $table.data('floatThead-attached', {
 | |
|         destroy: function(){
 | |
|           var ns = '.fth-'+floatTheadId;
 | |
|           unfloat();
 | |
|           $table.css(layoutAuto);
 | |
|           $tableColGroup.remove();
 | |
|           isChrome && $fthGrp.remove();
 | |
|           if($newHeader.parent().length){ //only if its in the dom
 | |
|             $newHeader.replaceWith($header);
 | |
|           }
 | |
|           $table.off('reflow');
 | |
|           $scrollContainer.off(ns);
 | |
|           if (wrappedContainer) {
 | |
|             $scrollContainer.unwrap();
 | |
|           }
 | |
|           $floatContainer.remove();
 | |
|           $table.data('floatThead-attached', false);
 | |
| 
 | |
|           $window.off(ns);
 | |
|         },
 | |
|         reflow: function(){
 | |
|           reflowEvent();
 | |
|         },
 | |
|         setHeaderHeight: function(){
 | |
|           setHeaderHeight();
 | |
|         },
 | |
|         getFloatContainer: function(){
 | |
|           return $floatContainer;
 | |
|         },
 | |
|         getRowGroups: function(){
 | |
|           if(headerFloated){
 | |
|             return $floatContainer.find("thead").add($table.find("tbody,tfoot"));
 | |
|           } else {
 | |
|             return $table.find("thead,tbody,tfoot");
 | |
|           }
 | |
|         }
 | |
|       });
 | |
|       floatTheadCreated++;
 | |
|     });
 | |
|     return this;
 | |
|   };
 | |
| })(jQuery);
 | |
| /* jQuery.floatThead.utils - http://mkoryak.github.io/floatThead/ - Copyright (c) 2012 - 2014 Misha Koryak
 | |
|  * License: MIT
 | |
|  *
 | |
|  * This file is required if you do not use underscore in your project and you want to use floatThead.
 | |
|  * It contains functions from underscore that the plugin uses.
 | |
|  *
 | |
|  * YOU DON'T NEED TO INCLUDE THIS IF YOU ALREADY INCLUDE UNDERSCORE!
 | |
|  *
 | |
|  */
 | |
| 
 | |
| (function(){
 | |
| 
 | |
|   $.floatThead = $.floatThead || {};
 | |
| 
 | |
|   $.floatThead._  = window._ || (function(){
 | |
|     var that = {};
 | |
|     var hasOwnProperty = Object.prototype.hasOwnProperty, isThings = ['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp'];
 | |
|     that.has = function(obj, key) {
 | |
|       return hasOwnProperty.call(obj, key);
 | |
|     };
 | |
|     that.keys = function(obj) {
 | |
|       if (obj !== Object(obj)) throw new TypeError('Invalid object');
 | |
|       var keys = [];
 | |
|       for (var key in obj) if (that.has(obj, key)) keys.push(key);
 | |
|       return keys;
 | |
|     };
 | |
|     $.each(isThings, function(){
 | |
|       var name = this;
 | |
|       that['is' + name] = function(obj) {
 | |
|         return Object.prototype.toString.call(obj) == '[object ' + name + ']';
 | |
|       };
 | |
|     });
 | |
|     that.debounce = function(func, wait, immediate) {
 | |
|       var timeout, args, context, timestamp, result;
 | |
|       return function() {
 | |
|         context = this;
 | |
|         args = arguments;
 | |
|         timestamp = new Date();
 | |
|         var later = function() {
 | |
|           var last = (new Date()) - timestamp;
 | |
|           if (last < wait) {
 | |
|             timeout = setTimeout(later, wait - last);
 | |
|           } else {
 | |
|             timeout = null;
 | |
|             if (!immediate) result = func.apply(context, args);
 | |
|           }
 | |
|         };
 | |
|         var callNow = immediate && !timeout;
 | |
|         if (!timeout) {
 | |
|           timeout = setTimeout(later, wait);
 | |
|         }
 | |
|         if (callNow) result = func.apply(context, args);
 | |
|         return result;
 | |
|       };
 | |
|     };
 | |
|     return that;
 | |
|   })();
 | |
| })();
 | |
| 
 |