@progress/kendo-ui/umd/kendo.panelbar.min.js

This package is part of the [Kendo UI for jQuery](http://www.telerik.com/kendo-ui) suite.

/* @license */
(function(e,t){typeof exports==`object`&&typeof module<`u`?t(exports,require(`kendo.data.min.js`),require(`kendo.icons.min.js`)):typeof define==`function`&&define.amd?define([`exports`,`kendo.data.min`,`kendo.icons.min`],t):(e=typeof globalThis<`u`?globalThis:e||self,t((e.kendo=e.kendo||{},e.kendo._globals=e.kendo._globals||{},e.kendo._globals.Panelbar={}),e.kendo._globals.Data,e.kendo._globals.Icons))})(this,function(e,t,n){Object.defineProperties(e,{__esModule:{value:!0},[Symbol.toStringTag]:{value:`Module`}});let r={id:`panelbar`,name:`PanelBar`,category:`web`,description:`The PanelBar widget displays hierarchical data as a multi-level expandable panel bar.`,depends:[`core`,`data`,`data.odata`,`icons`]};(function(e,t){var n=window.kendo,r=n.ui,i=n.keys,a=e.extend,o=n.htmlEncode,s=e.each,c=Array.isArray,l=n.template,u=r.Widget,d=n.data.HierarchicalDataSource,f=/^(ul|a|div)$/i,p=`.kendoPanelBar`,m=`img`,h=`href`,g=`k-link`,_=`.`+g,v=`error`,y=`.k-panelbar-item`,b=`.k-panelbar-group:visible`,x=`k-image`,S=`change`,C=`expand`,w=`select`,T=`click`,E=`k-panelbar-content`,D=`activate`,O=`collapse`,k=`dataBound`,A=`mouseenter`,j=`mouseleave`,M=`contentLoad`,N=`undefined`,P=`k-expanded`,F=`> .k-panelbar-group`,I=`> .k-panelbar-content`,ee=`string`,L=`k-focus`,R=`k-disabled`,z=`k-selected`,B=`.`+z,V=y+`:not(.k-disabled)`,H=`> `+V+` > `+_+`, .k-panelbar-group > `+V+` > `+_,te=y+`.k-disabled > .k-link`,U=`> li > `+B+`, .k-panelbar-group > li > `+B,W=`aria-disabled`,G=`aria-expanded`,K=`aria-hidden`,q=`aria-selected`,J=`:visible`,ne=`:empty`,Y=`single`,X={text:`dataTextField`,url:`dataUrlField`,spriteCssClass:`dataSpriteCssClassField`,imageUrl:`dataImageUrlField`,icon:`dataIconField`,iconClass:`dataIconClassField`},Z,Q={aria:function(e){var t=``;return(e.items||e.content||e.contentUrl||e.expanded)&&(t+=G+`='`+(e.expanded?`true`:`false`)+`' `),e.enabled===!1&&(t+=W+`='true'`),t},wrapperCssClass:function(e,t){var n=`k-panelbar-item`;return t.index,e.firstLevel&&(n+=` k-panelbar-header`),t.enabled===!1?n+=` `+R:t.expanded===!0&&(n+=` `+P),t.cssClass&&(n+=` `+t.cssClass),t.level&&(n+=` k-level-`+t.level()),n},textClass:function(e){var t=g;return e.selected&&(t+=` `+z),t},textAttributes:function(e){return e?` href='`+e+`'`:``},arrowIconOptions:function(e){return{icon:e.expanded?`chevron-up`:`chevron-down`,iconClass:`k-panelbar-toggle k-panelbar-${e.expanded?`collapse`:`expand`}`}},text:function(e){return e.encoded===!1?e.text:n.htmlEncode(e.text)},groupAttributes:function(e){return e.expanded===!0?``:` ${n.attr(`style-display`)}="none"`},ariaHidden:function(e){return e.expanded!==!0},groupCssClass:function(){return`k-panelbar-group`},contentAttributes:function(e){return e.item.expanded===!0?``:` ${n.attr(`style-display`)}="none"`},content:function(e){return e.content?e.content:e.contentUrl?``:`&nbsp;`},contentUrl:function(e){return e.contentUrl?`href="`+e.contentUrl+`"`:``}};function $(t){t=e(t),t.addClass(`k-level-`+t.parentsUntil(`.k-panelbar`,`ul`).length)}function re(t){var n=t,r=t.children(`ul`),i=n.children(`.k-link`).children(`.k-panelbar-toggle`);t.hasClass(`k-panelbar`)||(!i.length&&r.length?i=e(`<span class='k-panelbar-toggle' />`).appendTo(n):(!r.length||!r.children().length)&&(i.remove(),r.remove()))}Z=function(e){return e.children(`span`).children(`.k-panelbar-toggle`)};var ie=n.ui.DataBoundWidget.extend({init:function(e,t){var r=this,i,a;c(t)&&(t={dataSource:t}),a=t&&!!t.dataSource,u.fn.init.call(r,e,t),e=r.wrapper=r.element.addClass(`k-panelbar`),t=r.options,e[0].id&&(r._itemId=e[0].id+`_pb_active`),r._tabindex(),r._accessors(),r._dataSource(),r._templates(),r._initData(a),r._updateClasses(),r._animations(t),e.on(T+p,H,r._click.bind(r)).on(A+p+` `+j+p,H,r._toggleHover).on(T+p,te,!1).on(T+p,`.k-request-retry`,r._retryRequest.bind(r)).on(`keydown`+p,r._keydown.bind(r)).on(`focus`+p,function(){var e=r.select();r._current(e[0]?e:r._first())}).on(`blur`+p,function(){r._current(null)}).attr(`role`,`tree`),i=e.find(`li.`+P+` > .`+E),i[0]&&r.expand(i.parent(),!1),n.notify(r),r._showWatermarkOverlay&&r._showWatermarkOverlay(r.wrapper[0])},events:[C,O,w,D,S,v,k,M],options:{name:`PanelBar`,dataSource:{},animation:{expand:{effects:`expand:vertical`,duration:200},collapse:{duration:200}},messages:{loading:`Loading...`,requestFailed:`Request 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t=this.options.animation;this._animations(e),e.animation=a(!0,t,e.animation),`dataSource`in e&&this.setDataSource(e.dataSource),u.fn.setOptions.call(this,e)},expand:function(t,n){var r=this,i={};if(t=this.element.find(t),r._animating&&t.find(`ul`).is(`:visible`)){r.one(`complete`,function(){setTimeout(function(){r.expand(t)})});return}return r._animating=!0,n=n!==!1,t.each(function(a,o){o=e(o);var s=t.children(`.k-panelbar-group,.k-panelbar-content`);s.length||(s=r._addGroupElement(t));var c=s.add(o.find(I));if(!o.hasClass(R)&&c.length>0){if(r.options.expandMode==Y&&r._collapseAllExpanded(o))return r;n||(i=r.options.animation,r.options.animation={expand:{effects:{}},collapse:{hide:!0,effects:{}}}),r._triggerEvent(C,o)||r._toggleItem(o,!1,!1),n||(r.options.animation=i)}}),r},collapse:function(t,n){var r=this,i={};return r._animating=!0,n=n!==!1,t=r.element.find(t),t.each(function(t,a){a=e(a);var 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n=this.element,r=this.templates.loading({messages:this.options.messages});arguments.length==1?(t=e,t?n.html(r):n.empty()):Z(e).empty().removeClass(`k-i-arrow-rotate-cw k-svg-i-arrow-rotate-cw`).toggleClass(`k-i-loading`,t)},_refreshRoot:function(t){var i=this,o={firstLevel:!0,expanded:!0,length:i.element.children().length};this.element.empty();var s=e.map(t,function(t,r){if(typeof t==`string`)return e(t);{t.items=[];let s=e(i.renderItem({group:o,item:a(t,{index:r})}));return n.applyStylesFromKendoAttributes(s,[`display`]),s}});this.element.append(s);for(var c=this.element.children(`.k-panelbar-item`),l=0;l<t.length;l++)this.trigger(`itemChange`,{item:c.eq(l).find(`.k-link`).first(),data:t[l],ns:r})},_refreshChildren:function(e,t){var n,i,a;if(t.children(`.k-panelbar-group`).empty(),!e.children.data().length)re(t),i=t.children(`.k-panelbar-group`).children(`li`);else for(this.append(e.children,t),this.options.loadOnDemand&&this._toggleGroup(t.children(`.k-panelbar-group`),!1),i=t.children(`.k-panelbar-group`).children(`li`),n=0;n<i.length;n++)a=i.eq(n),this.trigger(`itemChange`,{item:a.find(`.k-link`).first(),data:this.dataItem(a),ns:r})},findByUid:function(t){for(var r=this.element.find(`.k-panelbar-item`),i=n.attr(`uid`),a,o=0;o<r.length;o++)if(r[o].getAttribute(i)==t){a=r[o];break}return e(a)},refresh:function(e){var n=this.options,r=e.node,i=e.action,a=e.items,o=this.wrapper,s=n.loadOnDemand;if(e.field)return!a[0]||!a[0].level?void 0:this._updateItems(a,e.field);if(r&&(o=this.findByUid(r.uid),this._progress(o,!1)),i==`add`?this._appendItems(e.index,a,o):i==`remove`?this.remove(this.findByUid(a[0].uid)):i==`itemchange`?this._updateItems(a):i==`itemloaded`?this._refreshChildren(r,o):this._refreshRoot(a),i!=`remove`){for(var c=0;c<a.length;c++)if(!s||a[c].expanded){var l=a[c];this._hasChildItems(l)&&l.load()}}this.trigger(k,{node:r?o:t})},_error:function(e){var t=e.node&&this.findByUid(e.node.uid),r=this.templates.retry({messages:this.options.messages});t?(this._progress(t,!1),n.ui.icon(Z(t),{icon:`arrow-rotate-cw`}),e.node.loaded(!1)):(this._progress(!1),this.element.html(r))},_retryRequest:function(e){e.preventDefault(),this.dataSource.fetch()},items:function(){return this.element.find(`.k-panelbar-item > span:first-child`)},setDataSource:function(e){var t=this.options;t.dataSource=e,this._dataSource(),this.options.autoBind&&(this._progress(!0),this.dataSource.fetch())},_bindDataSource:function(){this._refreshHandler=this.refresh.bind(this),this._errorHandler=this._error.bind(this),this.dataSource.bind(S,this._refreshHandler),this.dataSource.bind(v,this._errorHandler)},_unbindDataSource:function(){var e=this.dataSource;e&&(e.unbind(S,this._refreshHandler),e.unbind(v,this._errorHandler))},_fieldAccessor:function(t){var r=this.options[X[t]]||[],i=r.length;return i===0?(function(e){return e[t]}):(function(t){var a=e.map(r,n.getter);return t.level?a[Math.min(t.level(),i-1)](t):a[i-1](t)})},_dataSource:function(){var e=this,t=e.options.dataSource;t&&(t=c(t)?{data:t}:t,e._unbindDataSource(),t.fields||=[{field:`text`},{field:`url`},{field:`spriteCssClass`},{field:`imageUrl`},{field:`icon`},{field:`iconClass`}],e.dataSource=d.create(t),e._bindDataSource())},_appendItems:function(t,r,i){var o=this,s,c;i.hasClass(`k-panelbar`)?(s=i.children(`li`),c=i):(c=i.children(`.k-panelbar-group`),c.length||(c=o._addGroupElement(i)),s=c.children(`li`));var l={firstLevel:i.hasClass(`k-panelbar`),expanded:!0,length:s.length},u=e.map(r,function(t,r){if(typeof t==`string`)return e(t);{let i=e(o.renderItem({group:l,item:a(t,{index:r})}));return n.applyStylesFromKendoAttributes(i,[`display`]),i}});typeof t==N&&(t=s.length);for(var d=0;d<u.length;d++)s.length===0||t===0?c.append(u[d]):u[d].insertAfter(s[t-1]);o.dataItem(i)&&(o.dataItem(i).hasChildren=!0,o.updateArrow(i))},_updateItems:function(t,n){var i=this,o,s,c,l,u={panelBar:i.options,item:l,group:{}},d=n!=`expanded`;if(n==`selected`)if(t[0][n]){var f=i.findByUid(t[0].uid);f.hasClass(R)||i.select(f,!0)}else i.clearSelection();else{var p=e.map(t,function(e){return i.findByUid(e.uid)});for(o=0;o<t.length;o++)u.item=l=t[o],u.panelBar=i,c=p[o],s=c.parent(),d&&(u.group={firstLevel:s.hasClass(`k-panelbar`),expanded:c.parent().hasClass(P),length:c.children().length},c.children(`.k-link`).remove(),c.prepend(i.templates.itemWrapper(a(u,{arrow:l.hasChildren||l.content||l.contentUrl?i.templates.arrow:i.templates.empty},Q)))),n==`expanded`?i._toggleItem(c,!l[n],l[n]?`true`:!0):n==`enabled`&&(i.enable(c,l[n]),l[n]||l.selected&&l.set(`selected`,!1)),c.length&&this.trigger(`itemChange`,{item:c.find(`.k-link`).first(),data:l,ns:r})}},_toggleDisabled:function(e,t){e=this.element.find(e),e.toggleClass(R,!t).attr(W,!t)},dataItem:function(t){var r=e(t).closest(y).attr(n.attr(`uid`)),i=this.dataSource;return i&&i.getByUid(r)},select:function(n,r){var i=this;return n===t?i.element.find(U).parent():(n=i.element.find(n),n.length?n.each(function(){var t=e(this),n=t.children(_);if(t.hasClass(R))return 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t=this,n=e.keyCode,r=t._current();e.target==e.currentTarget&&(n==i.DOWN||n==i.RIGHT?(t._current(t._nextItem(r)),e.preventDefault()):n==i.UP||n==i.LEFT?(t._current(t._prevItem(r)),e.preventDefault()):n==i.ENTER||n==i.SPACEBAR?(t._click(e),e.preventDefault()):n==i.HOME?(t._current(t._first()),e.preventDefault()):n==i.END&&(t._current(t._last()),e.preventDefault()))},_nextItem:function(e){if(!e)return this._first();var t=e.children(b),n=e.nextAll(`:visible`).first();return t[0]&&(n=t.children().first()),n[0]||(n=e.parent(b).parent(y).next()),n[0]||(n=this._first()),n},_prevItem:function(e){if(!e)return this._last();var t=e.prevAll(`:visible`).first(),n;if(!t[0])t=e.parent(b).parent(y),t[0]||(t=this._last());else for(n=t;n[0];)n=n.children(b).children().last(),n[0]&&(t=n);return t},_insert:function(t,r,i){var 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