;(function($){$.widget("ui.dropdownchecklist",{_appendDropContainer:function(){var wrapper=$("<div/>");wrapper.addClass("ui-dropdownchecklist-dropcontainer-wrapper");wrapper.css({position:'absolute',left:"-3300",top:"-3300px",width:'3000px',height:'3000px'});var container=$("<div/>");container.addClass("ui-dropdownchecklist-dropcontainer").css("overflow-y","auto");wrapper.append(container);$(document.body).append(wrapper);wrapper.drop=false;return wrapper;},_appendControl:function(){var self=this,options=this.options,sourceSelect=this.sourceSelect;var wrapper=$("<span/>");wrapper.addClass("ui-dropdownchecklist-wrapper");wrapper.css({display:"inline-block",cursor:"default"});var control=$("<span/>");control.addClass("ui-dropdownchecklist");control.css({display:"inline-block"});wrapper.append(control);var textContainer=$("<span/>");textContainer.addClass("ui-dropdownchecklist-text")
textContainer.css({display:"inline-block",overflow:"hidden"});control.append(textContainer);wrapper.hover(function(){if(!self.disabled){control.toggleClass("ui-dropdownchecklist-hover")}},function(){if(!self.disabled){control.toggleClass("ui-dropdownchecklist-hover")}});wrapper.click(function(event){if(!self.disabled){event.stopPropagation();self._toggleDropContainer();}})
wrapper.insertAfter(sourceSelect);return wrapper;},_createDropItem:function(index,value,text,checked,indent){var self=this;var item=$("<div/>");item.addClass("ui-dropdownchecklist-item");item.css({whiteSpace:"nowrap"});var checkedString=checked?' checked="checked"':'';var checkBox=$('<input type="checkbox"'+checkedString+'/>').attr("index",index).val(value);item.append(checkBox);var label=$("<span/>");label.addClass("ui-dropdownchecklist-text").css({cursor:"default",width:"100%"}).text(text);if(indent){item.addClass("ui-dropdownchecklist-indent");}
item.append(label);item.hover(function(){item.addClass("ui-dropdownchecklist-item-hover")},function(){item.removeClass("ui-dropdownchecklist-item-hover")});checkBox.click(function(event){event.stopPropagation();self._syncSelected($(this));self.sourceSelect.trigger("change");});var checkItem=function(event){event.stopPropagation();var checked=checkBox.attr("checked");checkBox.attr("checked",!checked)
self._syncSelected(checkBox);self.sourceSelect.trigger("change");}
label.click(checkItem);item.click(checkItem);return item;},_createGroupItem:function(text){var self=this;var group=$("<div />")
group.addClass("ui-dropdownchecklist-group");group.css({whiteSpace:"nowrap"});var label=$("<span/>");label.addClass("ui-dropdownchecklist-text").css({cursor:"default",width:"100%"}).text(text);group.append(label);return group;},_appendItems:function(){var self=this,sourceSelect=this.sourceSelect,controlWrapper=this.controlWrapper,dropWrapper=this.dropWrapper;var dropContainerDiv=dropWrapper.find(".ui-dropdownchecklist-dropcontainer");dropContainerDiv.css({"float":"left"});sourceSelect.children().each(function(index){var opt=$(this);if(opt.is("option")){self._appendOption(opt,dropContainerDiv,index,false);}else{var text=opt.attr("label");var group=self._createGroupItem(text);dropContainerDiv.append(group);self._appendOptions(opt,dropContainerDiv,index,true);}});var divWidth=dropContainerDiv.outerWidth();var divHeight=dropContainerDiv.outerHeight();dropContainerDiv.css({"float":""});return{width:divWidth,height:divHeight};},_appendOptions:function(parent,container,parentIndex,indent){var self=this;parent.children("option").each(function(index){var option=$(this);var childIndex=(parentIndex+"."+index);self._appendOption(option,container,childIndex,indent);})},_appendOption:function(option,container,index,indent){var self=this;var text=option.text();var value=option.val();var selected=option.attr("selected");var item=self._createDropItem(index,value,text,selected,indent);container.append(item);},_syncSelected:function(senderCheckbox){var self=this,options=this.options,sourceSelect=this.sourceSelect,controlWrapper=this.controlWrapper,dropWrapper=this.dropWrapper;var allCheckboxes=dropWrapper.find("input");if(options.firstItemChecksAll){if(senderCheckbox.attr("index")==0){allCheckboxes.attr("checked",senderCheckbox.attr("checked"));}else{var allChecked;allChecked=true;allCheckboxes.each(function(index){if(index>0){var checked=$(this).attr("checked");if(!checked)allChecked=false;}});var firstCheckbox=allCheckboxes.filter(":first");firstCheckbox.attr("checked",false);if(allChecked){firstCheckbox.attr("checked",true);}}}
var selectOptions=sourceSelect.get(0).options;allCheckboxes.each(function(index){$(selectOptions[index]).attr("selected",$(this).attr("checked"));});self._updateControlText();},_updateControlText:function(){var self=this,sourceSelect=this.sourceSelect,options=this.options,controlWrapper=this.controlWrapper,dropWrapper=this.dropWrapper;var firstSelect=sourceSelect.find("option:first");var allSelected=null!=firstSelect&&firstSelect.attr("selected");var selectOptions=sourceSelect.find("option");var text=self._formatText(selectOptions,options.firstItemChecksAll,allSelected);var controlLabel=controlWrapper.find(".ui-dropdownchecklist-text");controlLabel.text(text);controlLabel.attr("title",text);},_formatText:function(selectOptions,firstItemChecksAll,allSelected){var text;if(firstItemChecksAll&&allSelected){text=selectOptions.filter(":first").text();}else{text="";selectOptions.each(function(){if($(this).attr("selected")){text+=$(this).text()+", ";}});if(text.length>0){text=text.substring(0,text.length-2);}}
return text;},_toggleDropContainer:function(){var self=this,dropWrapper=this.dropWrapper,controlWrapper=this.controlWrapper;var hide=function(){var instance=$.ui.dropdownchecklist.drop;if(null!=instance){instance.dropWrapper.css({top:"-3300px",left:"-3300px"});instance.controlWrapper.find(".ui-dropdownchecklist").toggleClass("ui-dropdownchecklist-active");instance.dropWrapper.drop=false;$.ui.dropdownchecklist.drop=null;$(document).unbind("click",hide);self.sourceSelect.trigger("blur");}}
var show=function(instance){if(null!=$.ui.dropdownchecklist.drop){hide();}
instance.dropWrapper.css({top:instance.controlWrapper.offset().top+instance.controlWrapper.outerHeight()+"px",left:instance.controlWrapper.offset().left+"px"})
instance.controlWrapper.find(".ui-dropdownchecklist").toggleClass("ui-dropdownchecklist-active");instance.dropWrapper.drop=true;$.ui.dropdownchecklist.drop=instance;$(document).bind("click",hide);self.sourceSelect.trigger("focus");}
if(dropWrapper.drop){hide(self);}else{show(self);}},_setSize:function(dropCalculatedSize){var options=this.options,dropWrapper=this.dropWrapper,controlWrapper=this.controlWrapper;var controlWidth;if(options.width){controlWidth=parseInt(options.width);}else{controlWidth=dropCalculatedSize.width;var minWidth=options.minWidth;if(controlWidth<minWidth){controlWidth=minWidth;}}
controlWrapper.find(".ui-dropdownchecklist-text").css({width:controlWidth+"px"});var controlOuterWidth=controlWrapper.outerWidth();var dropHeight=options.maxDropHeight?parseInt(options.maxDropHeight):dropCalculatedSize.height;var dropWidth=dropCalculatedSize.width<controlOuterWidth?controlOuterWidth:dropCalculatedSize.width;$(dropWrapper).css({width:dropWidth+"px",height:dropHeight+"px"});dropWrapper.find(".ui-dropdownchecklist-dropcontainer").css({height:dropHeight+"px"});},_init:function(){var self=this,options=this.options;var sourceSelect=self.element;self.initialDisplay=sourceSelect.css("display");sourceSelect.css("display","none");self.initialMultiple=sourceSelect.attr("multiple");sourceSelect.attr("multiple","multiple");self.sourceSelect=sourceSelect;var dropWrapper=self._appendDropContainer();self.dropWrapper=dropWrapper;var dropCalculatedSize=self._appendItems();var controlWrapper=self._appendControl();self.controlWrapper=controlWrapper;self._updateControlText(controlWrapper,dropWrapper,sourceSelect);self._setSize(dropCalculatedSize);},enable:function(){this.controlWrapper.find(".ui-dropdownchecklist").removeClass("ui-dropdownchecklist-disabled");this.disabled=false;},disable:function(){this.controlWrapper.find(".ui-dropdownchecklist").addClass("ui-dropdownchecklist-disabled");this.disabled=true;},destroy:function(){$.widget.prototype.destroy.apply(this,arguments);this.sourceSelect.css("display",this.initialDisplay);this.sourceSelect.attr("multiple",this.initialMultiple);this.controlWrapper.unbind().remove();this.dropWrapper.remove();}});$.extend($.ui.dropdownchecklist,{defaults:{width:null,maxDropHeight:null,firstItemChecksAll:false,minWidth:50}});})(jQuery);