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- /* Horizontal Accordion script
- * Created: Oct 27th, 2009. This notice must stay intact for usage
- * Author: Dynamic Drive at http://www.dynamicdrive.com/
- * Visit http://www.dynamicdrive.com/ for full source code
- */
- var haccordion={
- //customize loading message if accordion markup is fetched via Ajax:
- ajaxloadingmsg: '<div style="margin: 1em; font-weight: bold"><img src="ajaxloadr.gif" style="vertical-align: middle" /></div>',
- accordioninfo: {}, //class that holds config information of each haccordion instance
- expandli:function(accordionid, targetli){
- var config=haccordion.accordioninfo[accordionid]
- var $targetli=(typeof targetli=="number")? config.$targetlis.eq(targetli) : (typeof targetli=="string")? jQuery('#'+targetli) : jQuery(targetli)
- if (typeof config.$lastexpanded!="undefined") //targetli may be an index, ID string, or DOM reference to LI
- config.$lastexpanded.stop().animate({width:config.paneldimensions.peekw}, config.speed) //contract last opened content
- $targetli.stop().animate({width:$targetli.data('hpaneloffsetw')}, config.speed) //expand current content
- config.$lastexpanded=$targetli
- },
- urlparamselect:function(accordionid){
- var result=window.location.search.match(new RegExp(accordionid+"=(\\d+)", "i")) //check for "?accordionid=index" in URL
- if (result!=null)
- result=parseInt(RegExp.$1)+"" //return value as string so 0 doesn't test for false
- return result //returns null or index, where index is the desired selected hcontent index
- },
- getCookie:function(Name){
- var re=new RegExp(Name+"=[^;]+", "i") //construct RE to search for target name/value pair
- if (document.cookie.match(re)) //if cookie found
- return document.cookie.match(re)[0].split("=")[1] //return its value
- return null
- },
- setCookie:function(name, value){
- document.cookie = name + "=" + value + "; path=/"
- },
- loadexternal:function($, config){ //function to fetch external page containing the entire accordion content markup
- var $hcontainer=$('#'+config.ajaxsource.container).html(this.ajaxloadingmsg)
- $.ajax({
- url: config.ajaxsource.path, //path to external content
- async: true,
- error:function(ajaxrequest){
- $hcontainer.html('Error fetching content.<br />Server Response: '+ajaxrequest.responseText)
- },
- success:function(content){
- $hcontainer.html(content)
- haccordion.init($, config)
- }
- })
- },
- init:function($, config){
- haccordion.accordioninfo[config.accordionid]=config //cache config info for this accordion
- var $targetlis=$('#'+config.accordionid).find('ul:eq(0) > li') //find top level LIs
- config.$targetlis=$targetlis
- config.selectedli=config.selectedli || [] //set default selectedli option
- config.speed=config.speed || "normal" //set default speed
- $targetlis.each(function(i){
- $targetlis.each(function(i){
- var $target=$(this).data('pos', i) //give each li an index #
- var lclMaxWidth = maxWidth + $target.find ('.hpanel:eq(0)').outerWidth (true);
- $target.css ('width', config.paneldimensions.fullw);
- //get offset width of each .hpanel DIV (config.dimensions.fullw + any DIV padding)
- var hpaneloffsetw = $target.find ('.hpanel:eq(0)').outerWidth (true);
- if (hpaneloffsetw > lclMaxWidth)
- hpaneloffsetw = lclMaxWidth;
- $target.data('hpaneloffsetw', hpaneloffsetw);
- $target.css ('width', '');
- /*if (config.collapsecurrent){ //if previous content should be contracted when expanding current
- $target.click(function(){
- $(this).stop().animate({width:config.paneldimensions.peekw}, config.speed) //contract previous content
- })
- }*/
- }) //end $targetlis.each
- var selectedli=haccordion.urlparamselect(config.accordionid) || ((config.selectedli[1] && haccordion.getCookie(config.accordionid))? parseInt(haccordion.getCookie(config.accordionid)) : config.selectedli[0])
- selectedli=parseInt(selectedli)
- if (selectedli>=0 && selectedli<config.$targetlis.length){ //if selectedli index is within range
- config.$lastexpanded=$targetlis.eq(selectedli)
- config.$lastexpanded.css('width', config.$lastexpanded.data('hpaneloffsetw')) //expand selected li
- }
- $(window).bind('unload', function(){ //clean up and persist on page unload
- haccordion.uninit($, config)
- }) //end window.onunload
- },
- uninit:function($, config){
- var $targetlis=config.$targetlis
- var expandedliindex=-1 //index of expanded content to remember (-1 indicates non)
- $targetlis.each(function(){
- var $target=$(this)
- $target.unbind()
- if ($target.width()==$target.data('hpaneloffsetw'))
- expandedliindex=$target.data('pos')
- })
- if (config.selectedli[1]==true) //enable persistence?
- haccordion.setCookie(config.accordionid, expandedliindex)
- },
- setup:function(config){
- //Use JS to write out CSS that sets up initial dimensions of each LI, for JS enabled browsers only
- document.write('<style type="text/css">\n')
- document.write('#'+config.accordionid+' li{width: '+config.paneldimensions.peekw+';\nheight: '+config.paneldimensions.h+';\n}\n')
- document.write('#'+config.accordionid+' li .hpanel{width: '+config.paneldimensions.fullw+';\nheight: '+config.paneldimensions.h+';\n}\n')
- document.write('<\/style>')
- jQuery(document).ready(function($){ //on Dom load
- if (config.ajaxsource) //if config.ajaxsource option defined
- haccordion.loadexternal($, config)
- else
- haccordion.init($, config)
- }) //end DOM load
- }
- }
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