//Accordion Content script: By Dynamic Drive, at http://www.dynamicdrive.com
//Created: Jan 7th, 08'
var ddaccordion={
contentclassname:{}, //object to store corresponding contentclass name based on headerclass
expandone:function(headerclass, selected){ //PUBLIC function to expand a particular header
this.toggleone(headerclass, selected, "expand")
},
collapseone:function(headerclass, selected){ //PUBLIC function to collapse a particular header
this.toggleone(headerclass, selected, "collapse")
},
expandall:function(headerclass){ //PUBLIC function to expand all headers based on their shared CSS classname
var $headers=$('.'+headerclass)
$('.'+this.contentclassname[headerclass]+':hidden').each(function(){
$headers.eq(parseInt($(this).attr('contentindex'))).click()
})
},
collapseall:function(headerclass){ //PUBLIC function to collapse all headers based on their shared CSS classname
var $headers=$('.'+headerclass)
$('.'+this.contentclassname[headerclass]+':visible').each(function(){
$headers.eq(parseInt($(this).attr('contentindex'))).click()
})
},
toggleone:function(headerclass, selected, optstate){ //PUBLIC function to expand/ collapse a particular header
var $targetHeader=$('.'+headerclass).eq(selected)
var $subcontent=$('.'+this.contentclassname[headerclass]).eq(selected)
if (typeof optstate=="undefined" || optstate=="expand" && $subcontent.is(":hidden") || optstate=="collapse" && $subcontent.is(":visible"))
$targetHeader.click()
},
expandit:function($targetHeader, $targetContent, config){
$targetContent.slideDown(config.animatespeed)
this.transformHeader($targetHeader, config, "expand")
},
collapseit:function($targetHeader, $targetContent, config){
$targetContent.slideUp(config.animatespeed)
this.transformHeader($targetHeader, config, "collapse")
},
transformHeader:function($targetHeader, config, state){
$targetHeader.addClass((state=="expand")? config.cssclass.expand : config.cssclass.collapse) //alternate btw "expand" and "collapse" CSS classes
.removeClass((state=="expand")? config.cssclass.collapse : config.cssclass.expand)
if (config.htmlsetting.location=='src'){ //Change header image (assuming header is an image)?
$targetHeader=($targetHeader.is("img"))? $targetHeader : $targetHeader.find('img').eq(0) //Set target to either header itself, or first image within header
$targetHeader.attr('src', (state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse) //change header image
}
else if (config.htmlsetting.location=="prefix") //if change "prefix" HTML, locate dynamically added ".accordprefix" span tag and change it
$targetHeader.find('.accordprefix').html((state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse)
else if (config.htmlsetting.location=="suffix")
$targetHeader.find('.accordsuffix').html((state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse)
},
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
},
init:function(config){
document.write('<style type="text/css">\n')
document.write('.'+config.contentclass+'{display: none}\n') //generate CSS to hide contents
document.write('<\/style>')
$(document).ready(function(){
ddaccordion.contentclassname[config.headerclass]=config.contentclass //remember contentclass name based on headerclass
config.cssclass={collapse: config.toggleclass[0], expand: config.toggleclass[1]} //store expand and contract CSS classes as object properties
config.htmlsetting={location: config.togglehtml[0], collapse: config.togglehtml[1], expand: config.togglehtml[2]} //store HTML settings as object properties
var lastexpanded={} //object to hold reference to last expanded header and content (jquery objects)
var expandedindices=(config.persiststate)? ddaccordion.getCookie(config.headerclass) : config.defaultexpanded
expandedindices=(typeof expandedindices=='string')? expandedindices.replace(/c/ig, '').split(',') : config.defaultexpanded //test for valid cookie ('string'), otherwise (null, or 1st page load), default to defaultexpanded setting
var $subcontents=$('.'+config["contentclass"])
if (config["collapseprev"] && expandedindices.length>1)
expandedindices=[expandedindices.pop()] //return last array element as an array (for sake of jQuery.inArray())
$('.'+config["headerclass"]).each(function(index){ //loop through all headers
if (/(prefix)|(suffix)/i.test(config.htmlsetting.location) && $(this).html()!=""){ //add a SPAN element to header depending on user setting and if header is a container tag
$('<span class="accordprefix"></span>').prependTo(this)
$('<span class="accordsuffix"></span>').appendTo(this)
}
$(this).attr('headerindex', index+'h') //store position of this header relative to its peers
$subcontents.eq(index).attr('contentindex', index+'c') //store position of this content relative to its peers
var $subcontent=$subcontents.eq(index)
if (jQuery.inArray(index, expandedindices)!=-1){ //check for headers that should be expanded automatically
if (config.animatedefault==false)
$subcontent.show()
ddaccordion.expandit($(this), $subcontent, config)
lastexpanded={$header:$(this), $content:$subcontent}
} //end check
else{
$subcontent.hide()
ddaccordion.transformHeader($(this), config, "collapse")
}
})
$('.'+config["headerclass"]).click(function(){ //assign behavior when headers are clicked on
var $subcontent=$subcontents.eq(parseInt($(this).attr('headerindex'))) //get subcontent that should be expanded/collapsed
if ($subcontent.css('display')=="none"){
ddaccordion.expandit($(this), $subcontent, config)
if (config["collapseprev"] && lastexpanded.$header && $(this).get(0)!=lastexpanded.$header.get(0)){ //collapse previous content?
ddaccordion.collapseit(lastexpanded.$header, lastexpanded.$content, config)
}
lastexpanded={$header:$(this), $content:$subcontent}
}
else{
ddaccordion.collapseit($(this), $subcontent, config)
}
return false
})
$(window).bind('unload', function(){ //clean up and persist on page unload
$('.'+config["headerclass"]).unbind('click')
var expandedindices=[]
$('.'+config["contentclass"]+":visible").each(function(index){ //get indices of expanded headers
expandedindices.push($(this).attr('contentindex'))
})
if (config.persiststate==true){ //persist state?
expandedindices=(expandedindices.length==0)? '-1c' : expandedindices //No contents expanded, indicate that with dummy '-1c' value?
ddaccordion.setCookie(config.headerclass, expandedindices)
}
})
})
}
}
//Created: Jan 7th, 08'
var ddaccordion={
contentclassname:{}, //object to store corresponding contentclass name based on headerclass
expandone:function(headerclass, selected){ //PUBLIC function to expand a particular header
this.toggleone(headerclass, selected, "expand")
},
collapseone:function(headerclass, selected){ //PUBLIC function to collapse a particular header
this.toggleone(headerclass, selected, "collapse")
},
expandall:function(headerclass){ //PUBLIC function to expand all headers based on their shared CSS classname
var $headers=$('.'+headerclass)
$('.'+this.contentclassname[headerclass]+':hidden').each(function(){
$headers.eq(parseInt($(this).attr('contentindex'))).click()
})
},
collapseall:function(headerclass){ //PUBLIC function to collapse all headers based on their shared CSS classname
var $headers=$('.'+headerclass)
$('.'+this.contentclassname[headerclass]+':visible').each(function(){
$headers.eq(parseInt($(this).attr('contentindex'))).click()
})
},
toggleone:function(headerclass, selected, optstate){ //PUBLIC function to expand/ collapse a particular header
var $targetHeader=$('.'+headerclass).eq(selected)
var $subcontent=$('.'+this.contentclassname[headerclass]).eq(selected)
if (typeof optstate=="undefined" || optstate=="expand" && $subcontent.is(":hidden") || optstate=="collapse" && $subcontent.is(":visible"))
$targetHeader.click()
},
expandit:function($targetHeader, $targetContent, config){
$targetContent.slideDown(config.animatespeed)
this.transformHeader($targetHeader, config, "expand")
},
collapseit:function($targetHeader, $targetContent, config){
$targetContent.slideUp(config.animatespeed)
this.transformHeader($targetHeader, config, "collapse")
},
transformHeader:function($targetHeader, config, state){
$targetHeader.addClass((state=="expand")? config.cssclass.expand : config.cssclass.collapse) //alternate btw "expand" and "collapse" CSS classes
.removeClass((state=="expand")? config.cssclass.collapse : config.cssclass.expand)
if (config.htmlsetting.location=='src'){ //Change header image (assuming header is an image)?
$targetHeader=($targetHeader.is("img"))? $targetHeader : $targetHeader.find('img').eq(0) //Set target to either header itself, or first image within header
$targetHeader.attr('src', (state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse) //change header image
}
else if (config.htmlsetting.location=="prefix") //if change "prefix" HTML, locate dynamically added ".accordprefix" span tag and change it
$targetHeader.find('.accordprefix').html((state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse)
else if (config.htmlsetting.location=="suffix")
$targetHeader.find('.accordsuffix').html((state=="expand")? config.htmlsetting.expand : config.htmlsetting.collapse)
},
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
},
init:function(config){
document.write('<style type="text/css">\n')
document.write('.'+config.contentclass+'{display: none}\n') //generate CSS to hide contents
document.write('<\/style>')
$(document).ready(function(){
ddaccordion.contentclassname[config.headerclass]=config.contentclass //remember contentclass name based on headerclass
config.cssclass={collapse: config.toggleclass[0], expand: config.toggleclass[1]} //store expand and contract CSS classes as object properties
config.htmlsetting={location: config.togglehtml[0], collapse: config.togglehtml[1], expand: config.togglehtml[2]} //store HTML settings as object properties
var lastexpanded={} //object to hold reference to last expanded header and content (jquery objects)
var expandedindices=(config.persiststate)? ddaccordion.getCookie(config.headerclass) : config.defaultexpanded
expandedindices=(typeof expandedindices=='string')? expandedindices.replace(/c/ig, '').split(',') : config.defaultexpanded //test for valid cookie ('string'), otherwise (null, or 1st page load), default to defaultexpanded setting
var $subcontents=$('.'+config["contentclass"])
if (config["collapseprev"] && expandedindices.length>1)
expandedindices=[expandedindices.pop()] //return last array element as an array (for sake of jQuery.inArray())
$('.'+config["headerclass"]).each(function(index){ //loop through all headers
if (/(prefix)|(suffix)/i.test(config.htmlsetting.location) && $(this).html()!=""){ //add a SPAN element to header depending on user setting and if header is a container tag
$('<span class="accordprefix"></span>').prependTo(this)
$('<span class="accordsuffix"></span>').appendTo(this)
}
$(this).attr('headerindex', index+'h') //store position of this header relative to its peers
$subcontents.eq(index).attr('contentindex', index+'c') //store position of this content relative to its peers
var $subcontent=$subcontents.eq(index)
if (jQuery.inArray(index, expandedindices)!=-1){ //check for headers that should be expanded automatically
if (config.animatedefault==false)
$subcontent.show()
ddaccordion.expandit($(this), $subcontent, config)
lastexpanded={$header:$(this), $content:$subcontent}
} //end check
else{
$subcontent.hide()
ddaccordion.transformHeader($(this), config, "collapse")
}
})
$('.'+config["headerclass"]).click(function(){ //assign behavior when headers are clicked on
var $subcontent=$subcontents.eq(parseInt($(this).attr('headerindex'))) //get subcontent that should be expanded/collapsed
if ($subcontent.css('display')=="none"){
ddaccordion.expandit($(this), $subcontent, config)
if (config["collapseprev"] && lastexpanded.$header && $(this).get(0)!=lastexpanded.$header.get(0)){ //collapse previous content?
ddaccordion.collapseit(lastexpanded.$header, lastexpanded.$content, config)
}
lastexpanded={$header:$(this), $content:$subcontent}
}
else{
ddaccordion.collapseit($(this), $subcontent, config)
}
return false
})
$(window).bind('unload', function(){ //clean up and persist on page unload
$('.'+config["headerclass"]).unbind('click')
var expandedindices=[]
$('.'+config["contentclass"]+":visible").each(function(index){ //get indices of expanded headers
expandedindices.push($(this).attr('contentindex'))
})
if (config.persiststate==true){ //persist state?
expandedindices=(expandedindices.length==0)? '-1c' : expandedindices //No contents expanded, indicate that with dummy '-1c' value?
ddaccordion.setCookie(config.headerclass, expandedindices)
}
})
})
}
}
