1 line
353 KiB
JavaScript
1 line
353 KiB
JavaScript
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var e={};!function(t,r){if("object"==typeof e)e=r();else if("function"==typeof define&&define.amd)define([],r);else{var i=r();for(var n in i)("object"==typeof e?e:t)[n]=i[n]}}(self,(function(){return(()=>{var e={4567:function(e,t,r){var i,n=this&&this.__extends||(i=function(e,t){return(i=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var r in t)Object.prototype.hasOwnProperty.call(t,r)&&(e[r]=t[r])})(e,t)},function(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Class extends value "+String(t)+" is not a constructor or null");function r(){this.constructor=e}i(e,t),e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)});Object.defineProperty(t,"__esModule",{value:!0}),t.AccessibilityManager=void 0;var o=r(9042),s=r(6114),a=r(9924),c=r(3656),l=r(844),h=r(5596),u=r(9631),f=function(e){function t(t,r){var i=e.call(this)||this;i._terminal=t,i._renderService=r,i._liveRegionLineCount=0,i._charsToConsume=[],i._charsToAnnounce="",i._accessibilityTreeRoot=document.createElement("div"),i._accessibilityTreeRoot.setAttribute("role","document"),i._accessibilityTreeRoot.classList.add("xterm-accessibility"),i._rowContainer=document.createElement("div"),i._rowContainer.setAttribute("role","list"),i._rowContainer.classList.add("xterm-accessibility-tree"),i._rowElements=[];for(var n=0;n<i._terminal.rows;n++)i._rowElements[n]=i._createAccessibilityTreeNode(),i._rowContainer.appendChild(i._rowElements[n]);if(i._topBoundaryFocusListener=function(e){return i._onBoundaryFocus(e,0)},i._bottomBoundaryFocusListener=function(e){return i._onBoundaryFocus(e,1)},i._rowElements[0].addEventListener("focus",i._topBoundaryFocusListener),i._rowElements[i._rowElements.length-1].addEventListener("focus",i._bottomBoundaryFocusListener),i._refreshRowsDimensions(),i._accessibilityTreeRoot.appendChild(i._rowContainer),i._renderRowsDebouncer=new a.TimeBasedDebouncer(i._renderRows.bind(i)),i._refreshRows(),i._liveRegion=document.createElement("div"),i._liveRegion.classList.add("live-region"),i._liveRegion.setAttribute("aria-live","assertive"),i._accessibilityTreeRoot.appendChild(i._liveRegion),!i._terminal.element)throw new Error("Cannot enable accessibility before Terminal.open");return i._terminal.element.insertAdjacentElement("afterbegin",i._accessibilityTreeRoot),i.register(i._renderRowsDebouncer),i.register(i._terminal.onResize((function(e){return i._onResize(e.rows)}))),i.register(i._terminal.onRender((function(e){return i._refreshRows(e.start,e.end)}))),i.register(i._terminal.onScroll((function(){return i._refreshRows()}))),i.register(i._terminal.onA11yChar((function(e){return i._onChar(e)}))),i.register(i._terminal.onLineFeed((function(){return i._onChar("\n")}))),i.register(i._terminal.onA11yTab((function(e){return i._onTab(e)}))),i.register(i._terminal.onKey((function(e){return i._onKey(e.key)}))),i.register(i._terminal.onBlur((function(){return i._clearLiveRegion()}))),i.register(i._renderService.onDimensionsChange((function(){return i._refreshRowsDimensions()}))),i._screenDprMonitor=new h.ScreenDprMonitor,i.register(i._screenDprMonitor),i._screenDprMonitor.setListener((function(){return i._refreshRowsDimensions()})),i.register((0,c.addDisposableDomListener)(window,"resize",(function(){return i._refreshRowsDimensions()}))),i}return n(t,e),t.prototype.dispose=function(){e.prototype.dispose.call(this),(0,u.removeElementFromParent)(this._accessibilityTreeRoot),this._rowElements.length=0},t.prototype._onBoundaryFocus=function(e,t){var r=e.target,i=this._rowElements[0===t?1:this._rowElements.length-2];if(r.getAttribute("aria-posinset")!==(0===t?"1":""+this._terminal.buffer.lines.length)&&e.relatedTarget===i){var n,o;if(0===t?(n=r,o=this._rowElements.pop(),this._rowContainer.removeChild(o)):(n=this._rowElements.shift(),o=r,this._rowContainer.removeChild(n)),n.removeEventListener("focus",this._topBoundaryFocusListener),o.removeEventListener("focus",this._bottomBoundaryFocusListener),0===t){var s=this._createAccessibilityTreeNode();this._rowElements.unshift(s),this._rowContaine
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