primereact
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PrimeReact is an open source UI library for React featuring a rich set of 90+ components, a theme designer, various theme alternatives such as Material, Bootstrap, Tailwind, premium templates and professional support. In addition, it integrates with Prime
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JavaScript
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t=e.option;p.disabled||z(t)||(p.multiple?U(e.originalEvent,t):L(e.originalEvent,t),h.current=!1)},I=function(){p.disabled||(h.current=!0)},L=function(e,t){var r=_(t),n=!1,l=null;!h.current&&p.metaKeySelection?r?(e.metaKey||e.ctrlKey)&&(l=null,n=!0):(l=H(t),n=!0):(l=r?null:H(t),n=!0);n&&k(e,l)},U=function(e,t){var r=_(t),n=!1,l=null;if(!h&&p.metaKeySelection){var i=e.metaKey||e.ctrlKey;r?(l=i?K(t):[H(t)],n=!0):(l=[].concat(O(l=i&&p.value||[]),[H(t)]),n=!0)}else l=r?K(t):[].concat(O(p.value||[]),[H(t)]),n=!0;n&&p.onChange({originalEvent:e,value:l,stopPropagation:function(){},preventDefault:function(){},target:{name:p.name,id:p.id,value:l}})},M=function(e){y.current&&y.current.scrollToIndex(0);var t=e.value;p.onFilterValueChange?p.onFilterValueChange({originalEvent:e.originalEvent,value:t}):b(t)},A=function(){b(""),p.onFilter&&p.onFilter({filter:""})},k=function(e,t){p.onChange&&p.onChange({originalEvent:e,value:t,stopPropagation:function(){},preventDefault:function(){},target:{name:p.name,id:p.id,value:t}})},K=function(e){return p.value.filter((function(t){return!l.ObjectUtils.equals(t,H(e),p.dataKey)}))},q=function(){if(null!=p.value&&Z){if(!p.optionGroupLabel)return G(p.value,Z);for(var e=0;e<Z.length;e++){var t=G(p.value,X(Z[e]));if(-1!==t)return{group:e,option:t}}}return-1},V=function(){return p.optionValue?null:p.dataKey},G=function(e,t){var r=V();return t.findIndex((function(t){return l.ObjectUtils.equals(e,H(t),r)}))},_=function(e){var t=H(e),r=V();return p.multiple&&p.value?p.value.some((function(e){return l.ObjectUtils.equals(e,t,r)})):l.ObjectUtils.equals(p.value,t,r)},B=function(e){return p.optionLabel?l.ObjectUtils.resolveFieldData(e,p.optionLabel):e&&void 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n=B(e),l=r+"_"+R(e),i=z(e),o=i?null:p.tabIndex||0;return c.createElement(D,{key:l,label:n,option:e,style:t,template:p.itemTemplate,selected:_(e),onClick:C,onTouchEnd:I,tabIndex:o,disabled:i})}))},Q=function(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n={height:r.props?r.props.itemSize:void 0};if(p.optionGroupLabel){var i=p.optionGroupTemplate?l.ObjectUtils.getJSXElement(p.optionGroupTemplate,e,t):l.ObjectUtils.resolveFieldData(e,p.optionGroupLabel),o=Y(e,n),a=t+"_"+J(e);return c.createElement(c.Fragment,{key:a},c.createElement("li",{className:"p-listbox-item-group",style:n,role:"group"},i),o)}var u=B(e),s=t+"_"+R(e),f=z(e),m=f?null:p.tabIndex||0;return c.createElement(D,{key:s,label:u,option:e,style:n,template:p.itemTemplate,selected:_(e),onClick:C,onTouchEnd:I,tabIndex:m,disabled:f})},W=function(e,r){var n=l.ObjectUtils.getJSXElement(e,p)||t.localeOption(r?"emptyFilterMessage":"emptyMessage");return c.createElement("li",{className:"p-listbox-empty-message"},n)},Z=function(){if(F){var e=w.trim().toLocaleLowerCase(p.filterLocale),r=p.filterBy?p.filterBy.split(","):[p.optionLabel||"label"];if(p.optionGroupLabel){var n,l=[],i=T(p.options);try{for(i.s();!(n=i.n()).done;){var o=n.value,a=t.FilterService.filter(X(o),r,e,p.filterMatchMode,p.filterLocale);a&&a.length&&l.push(N(N({},o),{items:a}))}}catch(e){i.e(e)}finally{i.f()}return l}return t.FilterService.filter(p.options,r,e,p.filterMatchMode,p.filterLocale)}return p.options}(),ee=l.ObjectUtils.isNotEmpty(p.tooltip),te=x.getOtherProps(p),re=l.ObjectUtils.reduceKeys(te,l.DomHandler.ARIA_PROPS),ne=l.classNames("p-listbox p-component",{"p-disabled":p.disabled},p.className),le=l.classNames("p-listbox-list-wrapper",p.listClassName),ie=function(){if(p.virtualScrollerOptions){var e=N(N({},p.virtualScrollerOptions),{items:Z,onLazyLoad:function(e){return p.virtualScrollerOptions.onLazyLoad(N(N({},e),{filter:Z}))},itemTemplate:function(e,t){return e&&Q(e,t.index,t)},contentTemplate:function(e){var t=l.classNames("p-listbox-list",e.className);return c.createElement("ul",s({ref:e.contentRef,style:e.style,className:t,role:"listbox","aria-multiselectable":p.multiple},re),e.children)}});return c.createElement(i.VirtualScroller,s({ref:y},e))}var t=l.ObjectUtils.isNotEmpty(Z)?Z.map(Q):F?W(p.emptyFilterMessage,!0):W(p.emptyMessage);return c.createElement("ul",s({className:"p-listbox-list",role:"listbox","aria-multiselectable":p.multiple},re),t)}(),oe=p.filter?c.createElement(P,{filter:w,onFilter:M,resetFilter:A,filterTemplate:p.filterTemplate,disabled:p.disabled,filterPlaceholder:p.filterPlaceholder,filterInputProps:p.filterInputProps}):null;return c.createElement(c.Fragment,null,c.createElement("div",s({ref:v,id:p.id,className:ne,style:p.style},te),oe,c.createElement("div",{className:le,style:p.listStyle},ie)),ee&&c.createElement(n.Tooltip,s({target:v,content:p.tooltip},p.tooltipOptions)))})));I.displayName="ListBox",exports.ListBox=I;
;