/*
 * jQuery Selectbox plugin 0.2
 *
 * Copyright 2011-2012, Dimitar Ivanov (http://www.bulgaria-web-developers.com/projects/javascript/selectbox/)
 * Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license.
 * 
 * Date: Tue Jul 17 19:58:36 2012 +0300
 */
(function($,undefined){var PROP_NAME="selectbox",FALSE=false,TRUE=true;function Selectbox(){this._state=[];this._defaults={classHolder:"sbHolder",classHolderDisabled:"sbHolderDisabled",classSelector:"sbSelector",classOptions:"sbOptions",classGroup:"sbGroup",classSub:"sbSub",classDisabled:"sbDisabled",classToggleOpen:"sbToggleOpen",classToggle:"sbToggle",classFocus:"sbFocus",speed:200,effect:"slide",onChange:null,onOpen:null,onClose:null}}$.extend(Selectbox.prototype,{_isOpenSelectbox:function(target){if(!target){return FALSE}var inst=this._getInst(target);return inst.isOpen},_isDisabledSelectbox:function(target){if(!target){return FALSE}var inst=this._getInst(target);return inst.isDisabled},_attachSelectbox:function(target,settings){if(this._getInst(target)){return FALSE}var $target=$(target),self=this,inst=self._newInst($target),sbHolder,sbSelector,sbToggle,sbOptions,s=FALSE,optGroup=$target.find("optgroup"),opts=$target.find("option"),olen=opts.length;$target.attr("sb",inst.uid);$.extend(inst.settings,self._defaults,settings);self._state[inst.uid]=FALSE;$target.hide();function closeOthers(){var key,sel,uid=this.attr("id").split("_")[1];for(key in self._state){if(key!==uid){if(self._state.hasOwnProperty(key)){sel=$("select[sb='"+key+"']")[0];if(sel){self._closeSelectbox(sel)}}}}}sbHolder=$("<div>",{id:"sbHolder_"+inst.uid,"class":inst.settings.classHolder,tabindex:$target.attr("tabindex")});sbSelector=$("<a>",{id:"sbSelector_"+inst.uid,href:"#","class":inst.settings.classSelector,click:function(e){e.preventDefault();closeOthers.apply($(this),[]);var uid=$(this).attr("id").split("_")[1];if(self._state[uid]){self._closeSelectbox(target)}else{self._openSelectbox(target)}}});sbToggle=$("<a>",{id:"sbToggle_"+inst.uid,href:"#","class":inst.settings.classToggle,click:function(e){e.preventDefault();closeOthers.apply($(this),[]);var uid=$(this).attr("id").split("_")[1];if(self._state[uid]){self._closeSelectbox(target)}else{self._openSelectbox(target)}}});sbToggle.appendTo(sbHolder);sbOptions=$("<ul>",{id:"sbOptions_"+inst.uid,"class":inst.settings.classOptions,css:{display:"none"}});$target.children().each(function(i){var that=$(this),li,config={};if(that.is("option")){getOptions(that)}else{if(that.is("optgroup")){li=$("<li>");$("<span>",{text:that.attr("label")}).addClass(inst.settings.classGroup).appendTo(li);li.appendTo(sbOptions);if(that.is(":disabled")){config.disabled=true}config.sub=true;getOptions(that.find("option"),config)}}});function getOptions(){var sub=arguments[1]&&arguments[1].sub?true:false,disabled=arguments[1]&&arguments[1].disabled?true:false;arguments[0].each(function(i){var that=$(this),li=$("<li>"),child;if(that.is(":selected")){sbSelector.text(that.text());s=TRUE}if(i===olen-1){li.addClass("last")}if(!that.is(":disabled")&&!disabled){child=$("<a>",{href:"#"+that.val(),rel:that.val()}).text(that.text()).bind("click.sb",function(e){if(e&&e.preventDefault){e.preventDefault()}var t=sbToggle,$this=$(this),uid=t.attr("id").split("_")[1];self._changeSelectbox(target,$this.attr("rel"),$this.text());self._closeSelectbox(target)}).bind("mouseover.sb",function(){var $this=$(this);$this.parent().siblings().find("a").removeClass(inst.settings.classFocus);$this.addClass(inst.settings.classFocus)}).bind("mouseout.sb",function(){$(this).removeClass(inst.settings.classFocus)});if(sub){child.addClass(inst.settings.classSub)}if(that.is(":selected")){child.addClass(inst.settings.classFocus)}child.appendTo(li)}else{child=$("<span>",{text:that.text()}).addClass(inst.settings.classDisabled);if(sub){child.addClass(inst.settings.classSub)}child.appendTo(li)}li.appendTo(sbOptions)})}if(!s){sbSelector.text(opts.first().text())}$.data(target,PROP_NAME,inst);sbHolder.data("uid",inst.uid).bind("keydown.sb",function(e){var key=e.charCode?e.charCode:e.keyCode?e.keyCode:0,$this=$(this),uid=$this.data("uid"),inst=$this.siblings("select[sb='"+uid+"']").data(PROP_NAME),trgt=$this.siblings(["select[sb='",uid,"']"].join("")).get(0),$f=$this.find("ul").find("a."+inst.settings.classFocus);switch(key){case 37:case 38:if($f.length>0){var $next;$("a",$this).removeClass(inst.settings.classFocus);$next=$f.parent().prevAll("li:has(a)").eq(0).find("a");if($next.length>0){$next.addClass(inst.settings.classFocus).focus();$("#sbSelector_"+uid).text($next.text())}}break;case 39:case 40:var $next;$("a",$this).removeClass(inst.settings.classFocus);if($f.length>0){$next=$f.parent().nextAll("li:has(a)").eq(0).find("a")}else{$next=$this.find("ul").find("a").eq(0)}if($next.length>0){$next.addClass(inst.settings.classFocus).focus();$("#sbSelector_"+uid).text($next.text())}break;case 13:if($f.length>0){self._changeSelectbox(trgt,$f.attr("rel"),$f.text())}self._closeSelectbox(trgt);break;case 9:if(trgt){var inst=self._getInst(trgt);if(inst){if($f.length>0){self._changeSelectbox(trgt,$f.attr("rel"),$f.text())}self._closeSelectbox(trgt)}}var i=parseInt($this.attr("tabindex"),10);if(!e.shiftKey){i++}else{i--}$("*[tabindex='"+i+"']").focus();break;case 27:self._closeSelectbox(trgt);break}e.stopPropagation();return false}).delegate("a","mouseover",function(e){$(this).addClass(inst.settings.classFocus)}).delegate("a","mouseout",function(e){$(this).removeClass(inst.settings.classFocus)});sbSelector.appendTo(sbHolder);sbOptions.appendTo(sbHolder);sbHolder.insertAfter($target);$("html").on("mousedown",function(e){e.stopPropagation();$("select").selectbox("close")});$([".",inst.settings.classHolder,", .",inst.settings.classSelector].join("")).mousedown(function(e){e.stopPropagation()})},_detachSelectbox:function(target){var inst=this._getInst(target);if(!inst){return FALSE}$("#sbHolder_"+inst.uid).remove();$.data(target,PROP_NAME,null);$(target).show()},_changeSelectbox:function(target,value,text){var onChange,inst=this._getInst(target);if(inst){onChange=this._get(inst,"onChange");$("#sbSelector_"+inst.uid).text(text)}value=value.replace(/\'/g,"\\'");$(target).find("option[value='"+value+"']").attr("selected",TRUE);if(inst&&onChange){onChange.apply((inst.input?inst.input[0]:null),[value,inst])}else{if(inst&&inst.input){inst.input.trigger("change")}}},_enableSelectbox:function(target){var inst=this._getInst(target);if(!inst||!inst.isDisabled){return FALSE}$("#sbHolder_"+inst.uid).removeClass(inst.settings.classHolderDisabled);inst.isDisabled=FALSE;$.data(target,PROP_NAME,inst)},_disableSelectbox:function(target){var inst=this._getInst(target);if(!inst||inst.isDisabled){return FALSE}$("#sbHolder_"+inst.uid).addClass(inst.settings.classHolderDisabled);inst.isDisabled=TRUE;$.data(target,PROP_NAME,inst)},_optionSelectbox:function(target,name,value){var inst=this._getInst(target);if(!inst){return FALSE}inst[name]=value;$.data(target,PROP_NAME,inst)},_openSelectbox:function(target){var inst=this._getInst(target);if(!inst||inst.isOpen||inst.isDisabled){return }var el=$("#sbOptions_"+inst.uid),viewportHeight=parseInt($(window).height(),10),offset=$("#sbHolder_"+inst.uid).offset(),scrollTop=$(window).scrollTop(),height=el.prev().height(),diff=viewportHeight-(offset.top-scrollTop)-height/2,onOpen=this._get(inst,"onOpen");el.css({top:height+"px",maxHeight:(diff-height)+"px"});inst.settings.effect==="fade"?el.fadeIn(inst.settings.speed):el.slideDown(inst.settings.speed);$("#sbToggle_"+inst.uid).addClass(inst.settings.classToggleOpen);this._state[inst.uid]=TRUE;inst.isOpen=TRUE;if(onOpen){onOpen.apply((inst.input?inst.input[0]:null),[inst])}$.data(target,PROP_NAME,inst)},_closeSelectbox:function(target){var inst=this._getInst(target);if(!inst||!inst.isOpen){return }var onClose=this._get(inst,"onClose");inst.settings.effect==="fade"?$("#sbOptions_"+inst.uid).fadeOut(inst.settings.speed):$("#sbOptions_"+inst.uid).slideUp(inst.settings.speed);$("#sbToggle_"+inst.uid).removeClass(inst.settings.classToggleOpen);this._state[inst.uid]=FALSE;inst.isOpen=FALSE;if(onClose){onClose.apply((inst.input?inst.input[0]:null),[inst])}$.data(target,PROP_NAME,inst)},_newInst:function(target){var id=target[0].id.replace(/([^A-Za-z0-9_-])/g,"\\\\$1");return{id:id,input:target,uid:Math.floor(Math.random()*99999999),isOpen:FALSE,isDisabled:FALSE,settings:{}}},_getInst:function(target){try{return $.data(target,PROP_NAME)}catch(err){throw"Missing instance data for this selectbox"}},_get:function(inst,name){return inst.settings[name]!==undefined?inst.settings[name]:this._defaults[name]}});$.fn.selectbox=function(options){var otherArgs=Array.prototype.slice.call(arguments,1);if(typeof options=="string"&&options=="isDisabled"){return $.selectbox["_"+options+"Selectbox"].apply($.selectbox,[this[0]].concat(otherArgs))}if(options=="option"&&arguments.length==2&&typeof arguments[1]=="string"){return $.selectbox["_"+options+"Selectbox"].apply($.selectbox,[this[0]].concat(otherArgs))}return this.each(function(){typeof options=="string"?$.selectbox["_"+options+"Selectbox"].apply($.selectbox,[this].concat(otherArgs)):$.selectbox._attachSelectbox(this,options)})};$.selectbox=new Selectbox();$.selectbox.version="0.2"})(jQuery);