import{E as k,J as N,k as y,f as te,K as ne,l as O,u as T,r as se,aj as $,L as oe}from"./Ca9y1zsW.js";import{q as j,_ as re,ae as ce}from"./BPRC2v3K.js";import{E as X}from"./BUADUvnR.js";function Se(e){return e===void 0}let E=[];const q=e=>{const n=e;n.key===X.esc&&E.forEach(s=>s(n))},ae=e=>{k(()=>{E.length===0&&document.addEventListener("keydown",q),j&&E.push(e)}),N(()=>{E=E.filter(n=>n!==e),E.length===0&&j&&document.removeEventListener("keydown",q)})},g="focus-trap.focus-after-trapped",R="focus-trap.focus-after-released",ue="focus-trap.focusout-prevented",M={cancelable:!0,bubbles:!1},ie={cancelable:!0,bubbles:!1},J="focusAfterTrapped",W="focusAfterReleased",fe=Symbol("elFocusTrap"),I=y(),L=y(0),A=y(0);let F=0;const Z=e=>{const n=[],s=document.createTreeWalker(e,NodeFilter.SHOW_ELEMENT,{acceptNode:o=>{const c=o.tagName==="INPUT"&&o.type==="hidden";return o.disabled||o.hidden||c?NodeFilter.FILTER_SKIP:o.tabIndex>=0||o===document.activeElement?NodeFilter.FILTER_ACCEPT:NodeFilter.FILTER_SKIP}});for(;s.nextNode();)n.push(s.currentNode);return n},Y=(e,n)=>{for(const s of e)if(!de(s,n))return s},de=(e,n)=>{if(getComputedStyle(e).visibility==="hidden")return!0;for(;e;){if(n&&e===n)return!1;if(getComputedStyle(e).display==="none")return!0;e=e.parentElement}return!1},le=e=>{const n=Z(e),s=Y(n,e),o=Y(n.reverse(),e);return[s,o]},ve=e=>e instanceof HTMLInputElement&&"select"in e,l=(e,n)=>{if(e&&e.focus){const s=document.activeElement;e.focus({preventScroll:!0}),A.value=window.performance.now(),e!==s&&ve(e)&&n&&e.select()}};function z(e,n){const s=[...e],o=e.indexOf(n);return o!==-1&&s.splice(o,1),s}const Ee=()=>{let e=[];return{push:o=>{const c=e[0];c&&o!==c&&c.pause(),e=z(e,o),e.unshift(o)},remove:o=>{var c,f;e=z(e,o),(f=(c=e[0])==null?void 0:c.resume)==null||f.call(c)}}},pe=(e,n=!1)=>{const s=document.activeElement;for(const o of e)if(l(o,n),document.activeElement!==s)return},G=Ee(),me=()=>L.value>A.value,_=()=>{I.value="pointer",L.value=window.performance.now()},Q=()=>{I.value="keyboard",L.value=window.performance.now()},Te=()=>(k(()=>{F===0&&(document.addEventListener("mousedown",_),document.addEventListener("touchstart",_),document.addEventListener("keydown",Q)),F++}),N(()=>{F--,F<=0&&(document.removeEventListener("mousedown",_),document.removeEventListener("touchstart",_),document.removeEventListener("keydown",Q))}),{focusReason:I,lastUserFocusTimestamp:L,lastAutomatedFocusTimestamp:A}),b=e=>new CustomEvent(ue,{...ie,detail:e}),Fe=te({name:"ElFocusTrap",inheritAttrs:!1,props:{loop:Boolean,trapped:Boolean,focusTrapEl:Object,focusStartEl:{type:[Object,String],default:"first"}},emits:[J,W,"focusin","focusout","focusout-prevented","release-requested"],setup(e,{emit:n}){const s=y();let o,c;const{focusReason:f}=Te();ae(t=>{e.trapped&&!v.paused&&n("release-requested",t)});const v={paused:!1,pause(){this.paused=!0},resume(){this.paused=!1}},p=t=>{if(!e.loop&&!e.trapped||v.paused)return;const{key:r,altKey:a,ctrlKey:u,metaKey:i,currentTarget:H,shiftKey:V}=t,{loop:B}=e,ee=r===X.tab&&!a&&!u&&!i,m=document.activeElement;if(ee&&m){const w=H,[C,h]=le(w);if(C&&h){if(!V&&m===h){const d=b({focusReason:f.value});n("focusout-prevented",d),d.defaultPrevented||(t.preventDefault(),B&&l(C,!0))}else if(V&&[C,w].includes(m)){const d=b({focusReason:f.value});n("focusout-prevented",d),d.defaultPrevented||(t.preventDefault(),B&&l(h,!0))}}else if(m===w){const d=b({focusReason:f.value});n("focusout-prevented",d),d.defaultPrevented||t.preventDefault()}}};ne(fe,{focusTrapRef:s,onKeydown:p}),O(()=>e.focusTrapEl,t=>{t&&(s.value=t)},{immediate:!0}),O([s],([t],[r])=>{t&&(t.addEventListener("keydown",p),t.addEventListener("focusin",P),t.addEventListener("focusout",S)),r&&(r.removeEventListener("keydown",p),r.removeEventListener("focusin",P),r.removeEventListener("focusout",S))});const U=t=>{n(J,t)},K=t=>n(W,t),P=t=>{const r=T(s);if(!r)return;const a=t.target,u=t.relatedTarget,i=a&&r.contains(a);e.trapped||u&&r.contains(u)||(o=u),i&&n("focusin",t),!v.paused&&e.trapped&&(i?c=a:l(c,!0))},S=t=>{const r=T(s);if(!(v.paused||!r))if(e.trapped){const a=t.relatedTarget;!ce(a)&&!r.contains(a)&&setTimeout(()=>{if(!v.paused&&e.trapped){const u=b({focusReason:f.value});n("focusout-prevented",u),u.defaultPrevented||l(c,!0)}},0)}else{const a=t.target;a&&r.contains(a)||n("focusout",t)}};async function D(){await $();const t=T(s);if(t){G.push(v);const r=t.contains(document.activeElement)?o:document.activeElement;if(o=r,!t.contains(r)){const u=new Event(g,M);t.addEventListener(g,U),t.dispatchEvent(u),u.defaultPrevented||$(()=>{let i=e.focusStartEl;oe(i)||(l(i),document.activeElement!==i&&(i="first")),i==="first"&&pe(Z(t),!0),(document.activeElement===r||i==="container")&&l(t)})}}}function x(){const t=T(s);if(t){t.removeEventListener(g,U);const r=new CustomEvent(R,{...M,detail:{focusReason:f.value}});t.addEventListener(R,K),t.dispatchEvent(r),!r.defaultPrevented&&(f.value=="keyboard"||!me()||t.contains(document.activeElement))&&l(o??document.body),t.removeEventListener(R,K),G.remove(v)}}return k(()=>{e.trapped&&D(),O(()=>e.trapped,t=>{t?D():x()})}),N(()=>{e.trapped&&x(),s.value&&(s.value.removeEventListener("keydown",p),s.value.removeEventListener("focusin",P),s.value.removeEventListener("focusout",S),s.value=void 0)}),{onKeydown:p}}});function _e(e,n,s,o,c,f){return se(e.$slots,"default",{handleKeydown:e.onKeydown})}var we=re(Fe,[["render",_e],["__file","focus-trap.vue"]]);export{we as E,fe as F,Se as i};