/*! * # Semantic UI 2.0.0 - Dropdown * http://github.com/semantic-org/semantic-ui/ * * * Copyright 2014 Contributors * Released under the MIT license * http://opensource.org/licenses/MIT * */ !function(e,t,n,i){"use strict";e.fn.dropdown=function(o){var a,r=e(this),s=e(n),l=r.selector||"",c="ontouchstart"in n.documentElement,u=(new Date).getTime(),d=[],v=arguments[0],f="string"==typeof v,m=[].slice.call(arguments,1);return r.each(function(){var h,g,p,b,w,x=e.isPlainObject(o)?e.extend(!0,{},e.fn.dropdown.settings,o):e.extend({},e.fn.dropdown.settings),y=x.className,C=x.metadata,T=x.namespace,S=x.selector,k=x.error,A=x.templates,E="."+T,I="module-"+T,D=e(this),O=D.find(S.text),V=D.find(S.search),F=D.find(S.input),q=D.find(S.icon),R=D.prev().find(S.text).length>0?D.prev().find(S.text):D.prev(),M=D.children(S.menu),P=M.find(S.item),L=!1,j=!1,z=this,H=D.data(I);w={initialize:function(){w.debug("Initializing dropdown",x),w.is.alreadySetup()?w.setup.reference():(w.setup.layout(),w.save.defaults(),w.set.selected(),w.create.id(),c&&w.bind.touchEvents(),w.bind.mouseEvents(),w.bind.keyboardEvents(),w.observeChanges(),w.instantiate())},instantiate:function(){w.verbose("Storing instance of dropdown",w),H=w,D.data(I,w)},destroy:function(){w.verbose("Destroying previous dropdown for",D),w.remove.tabbable(),D.off(E).removeData(I),M.off(E),s.off(h),p&&p.disconnect(),b&&b.disconnect()},observeChanges:function(){"MutationObserver"in t&&(p=new MutationObserver(function(){w.debug("").addClass(y.search).insertBefore(O)),x.allowTab&&w.set.tabbable()},select:function(){var t=w.get.selectValues();w.debug("Dropdown initialized on a select",t),D.is("select")&&(F=D),F.parent(S.dropdown).length>0?(w.debug("UI dropdown already exists. Creating dropdown menu only"),D=F.closest(S.dropdown),M=D.children(S.menu),0===M.length&&(M=e("
").addClass(y.menu).appendTo(D)),M.html(A.menu(t))):(w.debug("Creating entire dropdown from select"),D=e("
").attr("class",F.attr("class")).addClass(y.selection).addClass(y.dropdown).html(A.dropdown(t)).insertBefore(F),F.removeAttr("class").detach().prependTo(D)),F.is("[multiple]")&&w.set.multiple(),w.refresh()},reference:function(){var e,t,n=r.index(D);w.debug("Dropdown behavior was called on select, replacing with closest dropdown"),D=D.parent(S.dropdown),w.refresh(),e=r.slice(0,n),t=r.slice(n+1),r=e.add(D).add(t)}},refresh:function(){w.verbose("Refreshing selector cache"),O=D.find(S.text),V=D.find(S.search),F=D.find(S.input),q=D.find(S.icon),R=D.prev().find(S.text).length>0?D.prev().find(S.text):D.prev(),M=D.children(S.menu),P=M.find(S.item)},toggle:function(){w.verbose("Toggling menu visibility"),w.is.active()?w.hide():w.show()},show:function(t){t=e.isFunction(t)?t:function(){},w.is.searchSelection()&&w.is.allFiltered()||w.can.show()&&!w.is.active()&&(w.debug("Showing dropdown"),w.is.multiple()&&w.filterActive(),w.animate.show(function(){w.can.click()&&w.bind.intent(),w.set.visible(),t.call(z)}),x.onShow.call(z))},hide:function(t){t=e.isFunction(t)?t:function(){},w.is.active()&&(w.debug("Hiding dropdown"),w.animate.hide(function(){w.remove.visible(),t.call(z)}),x.onHide.call(z))},hideOthers:function(){w.verbose("Finding other dropdowns to hide"),r.not(D).has(S.menu+":visible:not(."+y.animating+")").dropdown("hide")},hideSubMenus:function(){var e=M.children(S.item).find(S.menu);e.transition("hide")},bind:{keyboardEvents:function(){w.debug("Binding keyboard events"),D.on("keydown"+E,w.event.keydown),w.has.search()&&D.on(w.get.inputEvent()+E,S.search,w.event.input),w.is.multiple()&&s.on("keydown"+h,w.event.document.keydown)},touchEvents:function(){w.debug("Touch device detected binding additional touch events"),w.is.searchSelection()||D.on("touchstart"+E,w.event.test.toggle),M.on("touchstart"+E,S.item,w.event.item.mouseenter)},mouseEvents:function(){w.verbose("Mouse detected binding mouse events"),w.is.multiple()&&D.on("click"+E,w.event.click).on("click"+E,S.label,w.event.label.click).on("click"+E,S.remove,w.event.remove.click),w.is.searchSelection()?(D.on("mousedown"+E,S.menu,w.event.menu.mousedown).on("mouseup"+E,S.menu,w.event.menu.mouseup).on("click"+E,S.search,w.show).on("focus"+E,S.search,w.event.search.focus).on("blur"+E,S.search,w.event.search.blur).on("click"+E,S.text,w.event.text.focus),w.is.multiple()&&D.on("click"+E,w.event.click)):("click"==x.on?D.on("click"+E,w.event.test.toggle):"hover"==x.on?D.on("mouseenter"+E,w.delay.show).on("mouseleave"+E,w.delay.hide):D.on(x.on+E,w.toggle),D.on("mousedown"+E,w.event.mousedown).on("mouseup"+E,w.event.mouseup).on("focus"+E,w.event.focus).on("blur"+E,w.event.blur)),M.on("mouseenter"+E,S.item,w.event.item.mouseenter).on("mouseleave"+E,S.item,w.event.item.mouseleave).on("click"+E,S.item,w.event.item.click)},intent:function(){w.verbose("Binding hide intent event to document"),c&&s.on("touchstart"+h,w.event.test.touch).on("touchmove"+h,w.event.test.touch),s.on("click"+h,w.event.test.hide)}},unbind:{intent:function(){w.verbose("Removing hide intent event from document"),c&&s.off("touchstart"+h).off("touchmove"+h),s.off("click"+h)}},filter:function(t){var n=e(),i=w.escape.regExp(t),o=new RegExp("^"+i,"igm"),a=new RegExp(i,"ig");w.verbose("Searching for matching values"),P.each(function(){var t=e(this),i=String(w.get.choiceText(t,!1)),r=String(w.get.choiceValue(t,i));i.match(o)||r.match(o)?n=n.add(t):x.fullTextSearch&&(i.match(a)||r.match(a))&&(n=n.add(t))}),w.debug("Setting filter",t),w.remove.filteredItem(),P.not(n).addClass(y.filtered),w.is.multiple()&&w.filterActive(),w.verbose("Selecting first non-filtered element"),w.remove.selectedItem(),P.not("."+y.filtered).eq(0).addClass(y.selected),w.is.allFiltered()&&(w.debug("All items filtered, hiding dropdown",t),w.is.searchSelection()&&w.hide(),x.onNoResults.call(z,t))},filterActive:function(){P.filter("."+y.active).addClass(y.filtered)},focusSearch:function(){w.is.search()&&!w.is.focusedOnSearch()&&V[0].focus()},forceSelection:function(){var e=P.not(y.filtered).filter("."+y.selected).eq(0),t=P.filter("."+y.active).eq(0),n=e.length>0?e:t,i=n.size()>0;i?(w.debug("Forcing partial selection to selected item",n),w.event.item.click.call(n),w.remove.filteredItem()):w.hide()},event:{focus:function(){!L&&w.is.hidden()&&w.show()},click:function(t){var n=e(t.target);!n.is(D)&&!n.is(q)||w.is.focusedOnSearch()||V.focus()},blur:function(){var e=n.activeElement===this;L||e||(w.remove.activeLabel(),w.hide())},mousedown:function(){L=!0},mouseup:function(){L=!1},search:{focus:function(){L=!0,w.show()},blur:function(){var e=n.activeElement===this;j||e||(w.is.multiple()?w.remove.activeLabel():x.forceSelection?w.forceSelection():w.hide())}},text:{focus:function(){L=!0,V.focus()}},input:function(){(w.is.multiple()||w.is.searchSelection())&&w.set.filtered(),clearTimeout(w.timer),w.timer=setTimeout(w.search,x.delay.search)},label:{click:function(t){var n=e(this),i=D.find(S.label),o=i.filter("."+y.active),a=n.nextAll("."+y.active),r=n.prevAll("."+y.active),s=a.length>0?n.nextUntil(a).add(o).add(n):n.prevUntil(r).add(o).add(n);t.shiftKey?(o.removeClass(y.active),s.addClass(y.active)):t.ctrlKey?n.toggleClass(y.active):(o.removeClass(y.active),n.addClass(y.active)),x.onLabelSelect.apply(this,i.filter("."+y.active))}},remove:{click:function(){var t=e(this).parent();t.hasClass(y.active)?w.remove.labels():w.remove.labels(t)}},test:{toggle:function(e){w.determine.eventOnElement(e,w.toggle)&&e.preventDefault()},touch:function(e){w.determine.eventOnElement(e,function(){"touchstart"==e.type?w.timer=setTimeout(w.hide,x.delay.touch):"touchmove"==e.type&&clearTimeout(w.timer)}),e.stopPropagation()},hide:function(e){w.determine.eventInModule(e,w.hide)}},menu:{mousedown:function(){j=!0},mouseup:function(){j=!1}},item:{mouseenter:function(t){var n=e(this).children(S.menu),i=e(this).siblings(S.item).children(S.menu);n.length>0&&(clearTimeout(w.itemTimer),w.itemTimer=setTimeout(function(){w.verbose("Showing sub-menu",n),e.each(i,function(){w.animate.hide(!1,e(this))}),w.animate.show(!1,n)},x.delay.show),t.preventDefault())},mouseleave:function(){var t=e(this).children(S.menu);t.length>0&&(clearTimeout(w.itemTimer),w.itemTimer=setTimeout(function(){w.verbose("Hiding sub-menu",t),w.animate.hide(!1,t)},x.delay.hide))},click:function(t){var n=e(this),i=e(t?t.target:""),o=n.find(S.menu),a=w.get.choiceText(n),r=w.get.choiceValue(n,a),s=o.length>0,l=o.find(i).length>0;l||s&&!x.allowCategorySelection||(w.remove.searchTerm(),w.determine.selectAction.call(this,a,r))}},document:{keydown:function(e){var t=e.which,n=w.get.shortcutKeys(),i=w.is.inObject(t,n);if(i){var o=D.find(S.label),a=o.filter("."+y.active),r=a.data("value"),s=o.index(a),l=(o.length,a.length>0),c=0==s,u=w.is.focusedOnSearch(),d=w.is.focused(),v=u&&0==w.get.caretPosition();u&&t==n.delimiter?w.is.visible()&&(w.event.item.click.call($selectedItem,e),e.preventDefault()):t==n.leftArrow?!d&&!v||l?l&&!c&&(e.shiftKey||o.removeClass(y.active),a.prev().addClass(y.active).end(),e.preventDefault()):o.last().addClass(y.active):t==n.rightArrow?(d&&!l&&o.last().addClass(y.active),l&&(e.shiftKey||o.removeClass(y.active),a.next().addClass(y.active).end(),e.preventDefault())):t==n.deleteKey||t==n.backspace?l?(a.last().next().addClass(y.active),w.remove.labels(a)):v&&!l&&t==n.backspace&&(a=o.last().addClass(y.active),r=a.data("value"),w.remove.selected(r)):a.removeClass(y.active)}}},keydown:function(e){var t=e.which,n=w.get.shortcutKeys(),i=w.is.inObject(t,n);if(i){var o,a,r=P.not(y.filtered).filter("."+y.selected).eq(0),s=M.children("."+y.active).eq(0),l=r.length>0?r:s,c=l.length>0?l.siblings(":not(."+y.filtered+")").andSelf():M.children(":not(."+y.filtered+")"),u=l.children(S.menu),d=l.closest(S.menu),v=d.hasClass(y.visible)||d.hasClass(y.animating),f=u.length>0,m=l.length>0;if(w.is.visible()){if(t==n.enter&&m&&(f&&!x.allowCategorySelection?(w.verbose("Pressed enter on unselectable category, opening sub menu"),t=n.rightArrow):(w.verbose("Enter key pressed, choosing selected item"),w.event.item.click.call(l,e),e.stopImmediatePropagation())),t==n.leftArrow&&(a=d[0]!==M[0],a&&(w.verbose("Left key pressed, closing sub-menu"),w.animate.hide(!1,d),l.removeClass(y.selected),d.closest(S.item).addClass(y.selected),e.preventDefault())),t==n.rightArrow&&f&&(w.verbose("Right key pressed, opening sub-menu"),w.animate.show(!1,u),l.removeClass(y.selected),u.find(S.item).eq(0).addClass(y.selected),e.preventDefault()),t==n.upArrow){if(o=m&&v?l.prevAll(S.item+":not(."+y.filtered+")").eq(0):P.eq(0),c.index(o)<0)return void w.verbose("Up key pressed but reached top of current menu");w.verbose("Up key pressed, changing active item"),l.removeClass(y.selected),o.addClass(y.selected),w.set.scrollPosition(o),e.preventDefault()}if(t==n.downArrow){if(o=m&&v?o=l.nextAll(S.item+":not(."+y.filtered+")").eq(0):P.eq(0),0===o.length)return void w.verbose("Down key pressed but reached bottom of current menu");w.verbose("Down key pressed, changing active item"),P.removeClass(y.selected),o.addClass(y.selected),w.set.scrollPosition(o),e.preventDefault()}}else t==n.enter&&(w.verbose("Enter key pressed, showing dropdown"),w.show()),t==n.escape&&(w.verbose("Escape key pressed, closing dropdown"),w.hide()),t==n.downArrow&&(w.verbose("Down key pressed, showing dropdown"),w.show())}}},determine:{selectAction:function(t,n){w.verbose("Determining action",x.action),e.isFunction(w.action[x.action])?(w.verbose("Triggering preset action",x.action,t,n),w.action[x.action].call(this,t,n)):e.isFunction(x.action)?(w.verbose("Triggering user action",x.action,t,n),x.action.call(this,t,n)):w.error(k.action,x.action)},eventInModule:function(t,n){return n=e.isFunction(n)?n:function(){},0===e(t.target).closest(D).length?(w.verbose("Triggering event",n),n(),!0):(w.verbose("Event occurred in dropdown, canceling callback"),!1)},eventOnElement:function(t,n){var i=e(t.target);return n=e.isFunction(n)?n:function(){},0==i.closest(M).length?(w.verbose("Triggering event",n),n(),!0):(w.verbose("Event occurred in dropdown menu, canceling callback"),!1)}},action:{nothing:function(){},activate:function(t,n){n=n!==i?n:t,w.set.selected(n,e(this)),w.hide(function(){w.remove.filteredItem()})},select:function(t,n){n=n!==i?n:t,w.set.selected(n,e(this)),w.hide(function(){w.remove.filteredItem()})},combo:function(t,n){n=n!==i?n:t,w.set.selected(n,e(this)),w.hide(function(){w.remove.filteredItem()})},hide:function(){w.hide(function(){w.remove.filteredItem()})}},get:{id:function(){return g},text:function(){return O.text()},uniqueArray:function(t){return e.grep(t,function(n,i){return e.inArray(n,t)===i})},caretPosition:function(){var e,t,i=V.get(0);return"selectionStart"in i?i.selectionStart:n.selection?(i.focus(),e=n.selection.createRange(),t=e.text.length,e.moveStart("character",-i.value.length),e.text.length-t):void 0},shortcutKeys:function(){return{backspace:8,delimiter:188,deleteKey:46,enter:13,escape:27,leftArrow:37,upArrow:38,rightArrow:39,downArrow:40}},value:function(){return F.length>0?F.val():D.data(C.value)},values:function(){var e=w.get.value();return""==e?"":!F.is("select")&&w.is.multiple()?e.split(x.delimiter):e},choiceText:function(e,t){return t=t!==i?t:x.preserveHTML,e?(e.find(S.menu).length>0&&(w.verbose("Retreiving text of element with sub-menu"),e=e.clone(),e.find(S.menu).remove(),e.find(S.menuIcon).remove()),e.data(C.text)!==i?e.data(C.text):t?e.html().trim():e.text().trim()):void 0},choiceValue:function(e,t){return t=t||w.get.choiceText(e),e?e.data(C.value)!==i?e.data(C.value):"string"==typeof t?t.toLowerCase().trim():t:!1},inputEvent:function(){var e=V[0];return e?e.oninput!==i?"input":e.onpropertychange!==i?"propertychange":"keyup":!1},selectValues:function(){var t={};return t.values=x.sortSelect?{}:[],D.find("option").each(function(){var n=e(this).html(),o=e(this).attr("value")!==i?e(this).attr("value"):n;""===o?t.placeholder=n:x.sortSelect?t.values[o]={name:n,value:o}:t.values.push({name:n,value:o})}),x.sortSelect?w.debug("Retrieved and sorted values from select",t):w.debug("Retreived values from select",t),t},activeItem:function(){return P.filter("."+y.active)},item:function(t,n){var o,a=!1;return t=t!==i?t:w.get.values()!==i?w.get.values():w.get.text(),o=w.is.multiple()&&e.isArray(t),n=""===t||0===t?!0:n||!1,t!==i&&P.each(function(){var i=e(this),r=w.get.choiceText(i),s=w.get.choiceValue(i,r);if(o)(-1!==e.inArray(s,t)||-1!==e.inArray(r,t))&&(a=a?a.add(i):i);else if(n){if(w.verbose("Ambiguous dropdown value using strict type check",i,t),s===t||r===t)return a=i,!0}else if(s==t||r==t)return w.verbose("Found select item by value",s,t),a=i,!0}),a}},restore:{defaults:function(){w.restore.defaultText(),w.restore.defaultValue()},defaultText:function(){var e=D.data(C.defaultText);w.debug("Restoring default text",e),w.set.text(e),O.addClass(y.placeholder)},defaultValue:function(){var e=D.data(C.defaultValue);e!==i&&(w.debug("Restoring default value",e),e.length?w.set.selected(e):(w.remove.activeItem(),w.remove.selectedItem()))}},save:{defaults:function(){w.save.defaultText(),w.save.placeholderText(),w.save.defaultValue()},defaultValue:function(){D.data(C.defaultValue,w.get.value())},defaultText:function(){D.data(C.defaultText,O.text())},placeholderText:function(){O.hasClass(y.placeholder)&&D.data(C.placeholderText,O.text())}},clear:function(){w.set.placeholderText(),w.clearValue(),w.remove.activeItem(),w.remove.selectedItem()},clearValue:function(){w.set.value("")},set:{filtered:function(){var e=w.is.multiple(),t=w.is.searchSelection(),n=e&&t,i=t?V.val():"",o="string"==typeof i&&i.length>0,a=i.length*x.glyphWidth+"em",r=""!=F.val();e&&o&&(w.verbose("Adjusting input width",a,x.glyphWidth),V.css("width",a)),o||n&&r?(w.verbose("Hiding placeholder text"),O.addClass(y.filtered)):(!e||n&&!r)&&(w.verbose("Showing placeholder text"),O.removeClass(y.filtered))},placeholderText:function(e){w.debug("Restoring placeholder text"),e=e||D.data(C.placeholderText),w.set.text(placeholderText),O.addClass(y.placeholder)},tabbable:function(){w.has.search()?(w.debug("Searchable dropdown initialized"),V.val("").attr("tabindex",0),M.attr("tabindex","-1")):(w.debug("Simple selection dropdown initialized"),D.attr("tabindex")||(D.attr("tabindex",0),M.attr("tabindex","-1")))},scrollPosition:function(e,t){var n,o,a,r,s,l,c,u,d,v=5;e=e||w.get.activeItem(),n=e&&e.length>0,t=t!==i?t:!1,e&&n&&(M.hasClass(y.visible)||M.addClass(y.loading),c=M.height(),a=e.height(),l=M.scrollTop(),s=M.offset().top,r=e.offset().top,o=l-s+r,d=o+v>l+c,u=l>o-v,w.debug("Scrolling to active item",o),(u||d||t)&&M.scrollTop(o).removeClass(y.loading))},text:function(e){"select"!==x.action?(w.debug("Changing text",e,O),O.removeClass(y.filtered).removeClass(y.placeholder),x.preserveHTML?O.html(e):O.text(e)):"combo"==x.action&&(w.debug("Changing combo button text",e,R),x.preserveHTML?R.html(e):R.text(e))},value:function(t,n,i){var o=(F.length>0,w.get.values());if(F.length>0){if(w.is.multiple()&&(t=[t],e.isArray(o)&&(t=o.concat(t),t=w.get.uniqueArray(t)),F.is("select")?w.debug("Setting multiple