dhtmlx-gantt/codebase/dhtmlxgantt.js

An open source JavaScript Gantt chart that helps you illustrate a project schedule in a nice-looking chart.

(function(bt,W){typeof exports=="object"&&typeof module<"u"?W(exports):typeof define=="function"&&define.amd?define(["exports"],W):W((bt=typeof globalThis<"u"?globalThis:bt||self).dhtmlxgantt={})})(this,function(bt){"use strict";/** @license

dhtmlxGantt v.9.0.11 Standard

This version of dhtmlxGantt is distributed under GPL 2.0 license and can be legally used in GPL projects.

To use dhtmlxGantt in non-GPL projects (and get Pro version of the product), please obtain Individual, Commercial, Enterprise or Ultimate license on our site https://dhtmlx.com/docs/products/dhtmlxGantt/#licensing or contact us at info@dhtmlx.com

(c) XB Software

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n=0;n<t.length;n++)if(t[n]===e)return!0;return!1}function ae(t){return Array.isArray?Array.isArray(t):t&&t.length!==void 0&&t.pop&&t.push}function X(t){return!(!t||typeof t!="object")&&!!(t.getFullYear&&t.getMonth&&t.getDate)}function $t(t){return X(t)&&!isNaN(t.getTime())}function Oe(t,e){var n,i=function(){i.$cancelTimeout(),i.$pending=!0;var a=Array.prototype.slice.call(arguments);n=setTimeout(function(){t.apply(this,a),i.$pending=!1},e)};return i.$pending=!1,i.$cancelTimeout=function(){clearTimeout(n),i.$pending=!1},i.$execute=function(){var a=Array.prototype.slice.call(arguments);t.apply(this,a),i.$cancelTimeout()},i}function rt(t,e){return Be(t)&&!Be(e)&&(t="0"),t}function Be(t){return t===0}function Ct(t,e){for(var n,i,a,r=0,s=t.length-1;r<=s;)if(i=+t[n=Math.floor((r+s)/2)],a=+t[n-1],i<e)r=n+1;else{if(!(i>e)){for(;+t[n]==+t[n+1];)n++;return n}if(!isNaN(a)&&a<e)return n-1;s=n-1}return t.length-1}class Nn{constructor(e,n,i){var 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r;r=e.render?e.render(this._startPoint,this._endPoint):this.defaultRender(this._startPoint,this._endPoint),r!==this._el&&(this._el&&this._el.parentNode&&this._el.parentNode.removeChild(this._el),this._el=r),e.className!==""&&this._el.classList.add(e.className),this.draw()},(a=this._viewPort).attachEvent&&a.detachEvent||at(this._viewPort),this._singleRow=e.singleRow,this._useRequestAnimationFrame=e.useRequestAnimationFrame}draw(){if(this._useRequestAnimationFrame)return requestAnimationFrame(()=>{this._viewPort.appendChild(this.getElement())});this._viewPort.appendChild(this.getElement())}clear(){if(this._useRequestAnimationFrame)return requestAnimationFrame(()=>{this._el.parentNode&&this._viewPort.removeChild(this._el)});this._el.parentNode&&this._viewPort.removeChild(this._el)}getElement(){return this._el}getViewPort(){return this._viewPort}setStart(e){const n=this._gantt;this._startPoint=e,this._startDate=n.dateFromPos(this._startPoint.relative.left),this._viewPort.callEvent("onBeforeDrag",[this._startPoint])}setEnd(e){const n=this._gantt;if(this._endPoint=e,this._singleRow){const i=this._getTaskPositionByTop(this._startPoint.relative.top);this._endPoint.relative.top=i.top}this._endDate=n.dateFromPos(this._endPoint.relative.left),this._startPoint.relative.left>this._endPoint.relative.left&&(this._positionPoint={relative:{left:this._endPoint.relative.left,top:this._positionPoint.relative.top},absolute:{left:this._endPoint.absolute.left,top:this._positionPoint.absolute.top}}),this._startPoint.relative.top>this._endPoint.relative.top&&(this._positionPoint={relative:{left:this._positionPoint.relative.left,top:this._endPoint.relative.top},absolute:{left:this._positionPoint.absolute.left,top:this._endPoint.absolute.top}}),this._viewPort.callEvent("onDrag",[this._startPoint,this._endPoint])}setPosition(e){this._positionPoint=e}dragEnd(e){const n=this._gantt;e.relative.left<0&&(e.relative.left=0),this._viewPort.callEvent("onBeforeDragEnd",[this._startPoint,e]),this.setEnd(e),this._endDate=this._endDate||n.getState().max_date,this._startDate.valueOf()>this._endDate.valueOf()&&([this._startDate,this._endDate]=[this._endDate,this._startDate]),this.clear();const i=n.getTaskByTime(this._startDate,this._endDate),a=this._getTasksByTop(this._startPoint.relative.top,this._endPoint.relative.top);this._viewPort.callEvent("onDragEnd",[this._startPoint,this._endPoint]),this._callback&&this._callback(this._startPoint,this._endPoint,this._startDate,this._endDate,i,a)}getInBounds(){return this._singleRow}_getTasksByTop(e,n){const i=this._gantt;let a=e,r=n;e>n&&(a=n,r=e);const s=this._getTaskPositionByTop(a).index,o=this._getTaskPositionByTop(r).index,l=[];for(let d=s;d<=o;d++)i.getTaskByIndex(d)&&l.push(i.getTaskByIndex(d));return l}_getTaskPositionByTop(e){const 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i=this._gantt;this._originAutoscroll=i.config.autoscroll,i.config.autoscroll=!1,re=!0,i.$root.classList.add("gantt_noselect"),this._originalReadonly=i.config.readonly,i.config.readonly=!0,i.config.drag_timeline&&i.config.drag_timeline.render&&i.render(),this._trace=[],this._mouseDown=!0;const{x:a,y:r}=this._getScrollPosition(this._timeline);this._scrollState={x:a,y:r},this._startPoint={x:n.clientX,y:n.clientY},this._trace.push(this._startPoint)},this._gantt=e,this._domEvents=e._createDomEventScope(),this._trace=[]}static create(e){return new Ft(e)}static _isDragInProgress(){return re}destructor(){this._domEvents.detachAll()}attach(e){this._timeline=e;const n=this._gantt;this._domEvents.attach(e.$task,"mousedown",i=>{if(!n.config.drag_timeline)return;const{useKey:a,ignore:r,enabled:s}=n.config.drag_timeline;if(s===!1)return;let o=".gantt_task_line, .gantt_task_link";r!==void 0&&(o=r instanceof Array?r.join(", "):r),o&&n.utils.dom.closest(i.target,o)||a&&i[a]!==!0||this._startDrag(i)}),this._domEvents.attach(document,"keydown",i=>{if(!n.config.drag_timeline)return;const{useKey:a}=n.config.drag_timeline;a&&i[a]===!0&&this._applyDndReadyStyles()}),this._domEvents.attach(document,"keyup",i=>{if(!n.config.drag_timeline)return;const{useKey:a}=n.config.drag_timeline;a&&i[a]===!1&&(this._clearDndReadyStyles(),this._stopDrag(i))}),this._domEvents.attach(document,"mouseup",i=>{this._stopDrag(i)}),this._domEvents.attach(n.$root,"mouseup",i=>{this._stopDrag(i)}),this._domEvents.attach(document,"mouseleave",i=>{this._stopDrag(i)}),this._domEvents.attach(n.$root,"mouseleave",i=>{this._stopDrag(i)}),this._domEvents.attach(n.$root,"mousemove",i=>{if(!n.config.drag_timeline)return;const{useKey:a}=n.config.drag_timeline;if(a&&i[a]!==!0)return;const r=this._gantt.ext.clickDrag,s=(this._gantt.config.click_drag||{}).useKey;if((!r||!s||a||!i[s])&&this._mouseDown===!0){this._trace.push({x:i.clientX,y:i.clientY});const o=this._countNewScrollPosition({x:i.clientX,y:i.clientY});this._setScrollPosition(e,o),this._scrollState=o,this._startPoint={x:i.clientX,y:i.clientY}}})}}function Ln(t){(function(){var e=[];function n(){return!!e.length}function i(d){setTimeout(function(){n()||t.$destroyed||t.focus()},1)}function a(d){t.eventRemove(d,"keydown",s),t.event(d,"keydown",s),e.push(d)}function r(){var d=e.pop();d&&t.eventRemove(d,"keydown",s),i()}function s(d){var c=d.currentTarget;c==e[e.length-1]&&t.$keyboardNavigation.trapFocus(c,d)}function 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s=r.querySelector(".gantt_cal_qi_title"),o=s.querySelector(".gantt_cal_qi_tcontent"),l=s.querySelector(".gantt_cal_qi_tdate"),d=r.querySelector(".gantt_cal_qi_content"),c=r.querySelector(".gantt_cal_qi_controls");i._waiAria.quickInfoHeader(r,[n.header.title,n.header.date].join(" ")),o.innerHTML=n.header.title,l.innerHTML=n.header.date,n.header.title||n.header.date?s.style.display="":s.style.display="none",d.innerHTML=n.content;const u=n.buttons;u.length?c.style.display="":c.style.display="none";let h="";for(let g=0;g<u.length;g++){const p=i._waiAria.quickInfoButtonAttrString(i.locale.labels[u[g]]);h+=`<div class="gantt_qi_big_icon ${u[g]} dhx_gantt_${u[g]}" title="${i.locale.labels[u[g]]}" ${p}>
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r=n.getDatastore("task");r.attachEvent("onBeforeItemMove",(l,d,c)=>(this.isMoveEventsIgnored()||i(),!0)),r.attachEvent("onAfterItemMove",(l,d,c)=>(this.isMoveEventsIgnored()||this.onTaskMoved(a(l)),!0)),n.attachEvent("onRowDragStart",(l,d,c)=>(this.toggleIgnoreMoveEvents(!0),i(),!0));let s=null,o=!1;if(n.attachEvent("onBeforeTaskDrag",l=>{if(s=n.getState().drag_id,s===l){const d=n.getTask(l);n.isSummaryTask(d)&&n.config.drag_project&&(o=!0)}if(n.plugins().multiselect){const d=n.getSelectedTasks();d.length>1&&d.forEach(c=>{this.store(c,n.config.undo_types.task,!0)})}return this.store(l,n.config.undo_types.task)}),n.attachEvent("onAfterTaskDrag",l=>{(o||n.plugins().multiselect&&n.getSelectedTasks().length>1)&&s===l&&(o=!1,s=null,this.stopBatchAction()),this.store(l,n.config.undo_types.task,!0)}),n.attachEvent("onLightbox",l=>this.store(l,n.config.undo_types.task)),n.attachEvent("onBeforeTaskAutoSchedule",l=>(this.store(l.id,n.config.undo_types.task,!0),!0)),n.ext.inlineEditors){let l=null,d=null;n.attachEvent("onGanttLayoutReady",()=>{l&&n.ext.inlineEditors.detachEvent(l),d&&n.ext.inlineEditors.detachEvent(d),d=n.ext.inlineEditors.attachEvent("onEditStart",c=>{this.store(c.id,n.config.undo_types.task)}),l=n.ext.inlineEditors.attachEvent("onBeforeEditStart",c=>(this.stopBatchAction(),!0))})}}_storeCommand(e){const n=this._undo;if(n.updateConfigs(),n.undoEnabled)if(this._batchMode)this._batchAction.commands.push(e);else{const i=n.action.create([e]);n.logAction(i)}}_storeEntityCommand(e,n,i,a){const r=this._undo.command.create(e,n,i,a);this._storeCommand(r)}_storeTaskCommand(e,n){this._gantt.isTaskExists(e.id)&&(e.$local_index=this._gantt.getTaskIndex(e.id)),this._storeEntityCommand(e,this.getInitialTask(e.id),n,this._undo.command.entity.task)}_storeLinkCommand(e,n){this._storeEntityCommand(e,this.getInitialLink(e.id),n,this._undo.command.entity.link)}_getLinks(e){return e.$source.concat(e.$target)}_storeTask(e,n=!1){const i=this._gantt;return this.setInitialTask(e,n),i.eachTask(a=>{this.setInitialTask(a.id)},e),!0}_storeLink(e,n=!1){return this.setInitialLink(e,n),!0}}class Wn{constructor(e){this.maxSteps=100,this.undoEnabled=!0,this.redoEnabled=!0,this.action={create:n=>({commands:n?n.slice():[]}),invert:n=>{const i=this._gantt.copy(n),a=this.command;for(let r=0;r<n.commands.length;r++){const s=i.commands[r]=a.invert(i.commands[r]);s.type!==a.type.update&&s.type!==a.type.move||([s.value,s.oldValue]=[s.oldValue,s.value])}return i}},this.command={entity:null,type:null,create:(n,i,a,r)=>{const s=this._gantt;return{entity:r,type:a,value:s.copy(n),oldValue:s.copy(i||n)}},invert:n=>{const i=this._gantt.copy(n);return i.type=this.command.inverseCommands(n.type),i},inverseCommands:n=>{const i=this._gantt,a=this.command.type;switch(n){case a.update:return a.update;case a.remove:return a.add;case a.add:return a.remove;case a.move:return a.move;default:return i.assert(!1,"Invalid command "+n),null}}},this._undoStack=[],this._redoStack=[],this._gantt=e}getUndoStack(){return this._undoStack}setUndoStack(e){this._undoStack=e}getRedoStack(){return this._redoStack}setRedoStack(e){this._redoStack=e}clearUndoStack(){this._undoStack=[]}clearRedoStack(){this._redoStack=[]}updateConfigs(){const e=this._gantt;this.maxSteps=e.config.undo_steps||100,this.command.entity=e.config.undo_types,this.command.type=e.config.undo_actions,this.undoEnabled=!!e.config.undo,this.redoEnabled=!!e.config.redo}undo(){const e=this._gantt;if(this.updateConfigs(),!this.undoEnabled)return;const n=this._pop(this._undoStack);if(n&&this._reorderCommands(n),e.callEvent("onBeforeUndo",[n])!==!1&&n)return this._applyAction(this.action.invert(n)),this._push(this._redoStack,e.copy(n)),void e.callEvent("onAfterUndo",[n]);e.callEvent("onAfterUndo",[null])}redo(){const e=this._gantt;if(this.updateConfigs(),!this.redoEnabled)return;const n=this._pop(this._redoStack);if(n&&this._reorderCommands(n),e.callEvent("onBeforeRedo",[n])!==!1&&n)return this._applyAction(n),this._push(this._undoStack,e.copy(n)),void e.callEvent("onAfterRedo",[n]);e.callEvent("onAfterRedo",[null])}logAction(e){this._push(this._undoStack,e),this._redoStack=[]}_push(e,n){const i=this._gantt;if(!n.commands.length)return;const a=e===this._undoStack?"onBeforeUndoStack":"onBeforeRedoStack";if(i.callEvent(a,[n])!==!1&&n.commands.length){for(e.push(n);e.length>this.maxSteps;)e.shift();return n}}_pop(e){return e.pop()}_reorderCommands(e){const n={any:0,link:1,task:2},i={move:1,any:0};e.commands.sort(function(a,r){if(a.entity==="task"&&r.entity==="task")return a.type!==r.type?(i[r.type]||0)-(i[a.type]||0):a.type==="move"&&a.oldValue&&r.oldValue&&r.oldValue.parent===a.oldValue.parent?a.oldValue.$index-r.oldValue.$index:0;{const s=n[a.entity]||n.any;return(n[r.entity]||n.any)-s}})}_applyAction(e){let n=null;const i=this.command.entity,a=this.command.type,r=this._gantt,s={};s[i.task]={add:"addTask",get:"getTask",update:"updateTask",remove:"deleteTask",move:"moveTask",isExists:"isTaskExists"},s[i.link]={add:"addLink",get:"getLink",update:"updateLink",remove:"deleteLink",isExists:"isLinkExists"},r.batchUpdate(function(){for(let o=0;o<e.commands.length;o++){n=e.commands[o];const l=s[n.entity][n.type],d=s[n.entity].get,c=s[n.entity].isExists;if(n.type===a.add)r[l](n.oldValue,n.oldValue.parent,n.oldValue.$local_index);else if(n.type===a.remove)r[c](n.value.id)&&r[l](n.value.id);else if(n.type===a.update){const u=r[d](n.value.id);for(const h in n.value){let g=!(h.startsWith("$")||h.startsWith("_"));["$open"].indexOf(h)>-1&&(g=!0),g&&(u[h]=n.value[h])}r[l](n.value.id)}else n.type===a.move&&(r[l](n.value.id,n.value.$local_index,n.value.parent),r.callEvent("onRowDragEnd",[n.value.id]))}})}}const jn={click_drag:function(t){t.ext||(t.ext={});const e={className:"gantt_click_drag_rect",useRequestAnimationFrame:!0,callback:void 0,singleRow:!1};function n(){const i={viewPort:t.$task_data,...e};t.ext.clickDrag&&t.ext.clickDrag.destructor(),t.ext.clickDrag=new In(t);const a=t.config.click_drag;i.render=a.render||e.render,i.className=a.className||e.className,i.callback=a.callback||e.callback,i.viewPort=a.viewPort||t.$task_data,i.useRequestAnimationFrame=a.useRequestAnimationFrame===void 0?e.useRequestAnimationFrame:a.useRequestAnimationFrame,i.singleRow=a.singleRow===void 0?e.singleRow:a.singleRow;const r=t.$ui.getView("timeline"),s=new Nn(i,t,r);t.ext.clickDrag.attach(s,a.useKey,a.ignore)}t.attachEvent("onGanttReady",()=>{t.config.click_drag&&n()}),t.attachEvent("onGanttLayoutReady",function(){t.$container&&t.config.click_drag&&t.attachEvent("onGanttRender",function(){n()},{once:!0})}),t.attachEvent("onDestroy",()=>{t.ext.clickDrag&&t.ext.clickDrag.destructor()})},drag_timeline:function(t){t.ext||(t.ext={}),t.ext.dragTimeline={create:()=>Ft.create(t),_isDragInProgress:()=>Ft._isDragInProgress},t.config.drag_timeline={enabled:!0,render:!1}},fullscreen:function(t){function e(){const c=document.fullscreenElement||document.mozFullScreenElement||document.webkitFullscreenElement||document.msFullscreenElement;return!(!c||c!==document.body)}function n(){try{return document.fullscreenEnabled||document.webkitFullscreenEnabled||document.mozFullScreenEnabled||document.msFullscreenEnabled}catch(c){console.error("Fullscreen is not available:",c)}}t.$services.getService("state").registerProvider("fullscreen",()=>n()?{fullscreen:e()}:void 0);let i={overflow:null,padding:null,paddingTop:null,paddingRight:null,paddingBottom:null,paddingLeft:null};const a={width:null,height:null,top:null,left:null,position:null,zIndex:null,modified:!1};let r=null;function s(c,u){u.width=c.width,u.height=c.height,u.top=c.top,u.left=c.left,u.position=c.position,u.zIndex=c.zIndex}let o=!1;function l(){if(!t.$container)return;let c;e()?o&&(c="onExpand",function(){const u=t.ext.fullscreen.getFullscreenElement(),h=document.body;s(u.style,a),i={overflow:h.style.overflow,padding:h.style.padding?h.style.padding:null,paddingTop:h.style.paddingTop?h.style.paddingTop:null,paddingRight:h.style.paddingRight?h.style.paddingRight:null,paddingBottom:h.style.paddingBottom?h.style.paddingBottom:null,paddingLeft:h.style.paddingLeft?h.style.paddingLeft:null},h.style.padding&&(h.style.padding="0"),h.style.paddingTop&&(h.style.paddingTop="0"),h.style.paddingRight&&(h.style.paddingRight="0"),h.style.paddingBottom&&(h.style.paddingBottom="0"),h.style.paddingLeft&&(h.style.paddingLeft="0"),h.style.overflow="hidden",u.style.width="100vw",u.style.height="100vh",u.style.top="0px",u.style.left="0px",u.style.position="absolute",u.style.zIndex=1,a.modified=!0,r=function(g){let p=g.parentNode;const y=[];for(;p&&p.style;)y.push({element:p,originalPositioning:p.style.position}),p.style.position="static",p=p.parentNode;return y}(u)}()):o&&(o=!1,c="onCollapse",function(){const u=t.ext.fullscreen.getFullscreenElement(),h=document.body;a.modified&&(i.padding&&(h.style.padding=i.padding),i.paddingTop&&(h.style.paddingTop=i.paddingTop),i.paddingRight&&(h.style.paddingRight=i.paddingRight),i.paddingBottom&&(h.style.paddingBottom=i.paddingBottom),i.paddingLeft&&(h.style.paddingLeft=i.paddingLeft),h.style.overflow=i.overflow,i={overflow:null,padding:null,paddingTop:null,paddingRight:null,paddingBottom:null,paddingLeft:null},s(a,u.style),a.modified=!1),r.forEach(g=>{g.element.style.position=g.originalPositioning}),r=null}()),setTimeout(()=>{t.render()}),setTimeout(()=>{t.callEvent(c,[t.ext.fullscreen.getFullscreenElement()])})}function d(){return!t.$container||!t.ext.fullscreen.getFullscreenElement()?!0:n()?!1:((console.warning||console.log)("The `fullscreen` feature not being allowed, or full-screen mode not being supported"),!0)}t.ext.fullscreen={expand(){if(d()||e()||!t.callEvent("onBeforeExpand",[this.getFullscreenElement()]))return;o=!0;const c=document.body,u=c.webkitRequestFullscreen?[Element.ALLOW_KEYBOARD_INPUT]:[],h=c.msRequestFullscreen||c.mozRequestFullScreen||c.webkitRequestFullscreen||c.requestFullscreen;h&&h.apply(c,u)},collapse(){if(d()||!e()||!t.callEvent("onBeforeCollapse",[this.getFullscreenElement()]))return;const c=document.msExitFullscreen||document.mozCancelFullScreen||document.webkitExitFullscreen||document.exitFullscreen;c&&c.apply(document)},toggle(){d()||(e()?this.collapse():this.expand())},getFullscreenElement:()=>t.$root},t.expand=function(){t.ext.fullscreen.expand()},t.collapse=function(){t.ext.fullscreen.collapse()},t.attachEvent("onGanttReady",function(){t.event(document,"webkitfullscreenchange",l),t.event(document,"mozfullscreenchange",l),t.event(document,"MSFullscreenChange",l),t.event(document,"fullscreenChange",l),t.event(document,"fullscreenchange",l)})},keyboard_navigation:function(t){(function(e){e.config.keyboard_navigation=!0,e.config.keyboard_navigation_cells=!1,e.$keyboardNavigation={},e._compose=function(){for(var n=Array.prototype.slice.call(arguments,0),i={},a=0;a<n.length;a++){var r=n[a];for(var s in typeof r=="function"&&(r=new r),r)i[s]=r[s]}return i},function(n){n.$keyboardNavigation.shortcuts={createCommand:function(){return{modifiers:{shift:!1,alt:!1,ctrl:!1,meta:!1},keyCode:null}},parse:function(i){for(var a=[],r=this.getExpressions(this.trim(i)),s=0;s<r.length;s++){for(var o=this.getWords(r[s]),l=this.createCommand(),d=0;d<o.length;d++)this.commandKeys[o[d]]?l.modifiers[o[d]]=!0:this.specialKeys[o[d]]?l.keyCode=this.specialKeys[o[d]]:l.keyCode=o[d].charCodeAt(0);a.push(l)}return a},getCommandFromEvent:function(i){var a=this.createCommand();a.modifiers.shift=!!i.shiftKey,a.modifiers.alt=!!i.altKey,a.modifiers.ctrl=!!i.ctrlKey,a.modifiers.meta=!!i.metaKey,a.keyCode=i.which||i.keyCode,a.keyCode>=96&&a.keyCode<=105&&(a.keyCode-=48);var r=String.fromCharCode(a.keyCode);return r&&(a.keyCode=r.toLowerCase().charCodeAt(0)),a},getHashFromEvent:function(i){return this.getHash(this.getCommandFromEvent(i))},getHash:function(i){var a=[];for(var r in i.modifiers)i.modifiers[r]&&a.push(r);return a.push(i.keyCode),a.join(this.junctionChar)},getExpressions:function(i){return i.split(this.junctionChar)},getWords:function(i){return i.split(this.combinationChar)},trim:function(i){return i.replace(/\s/g,"")},junctionChar:",",combinationChar:"+",commandKeys:{shift:16,alt:18,ctrl:17,meta:!0},specialKeys:{backspace:8,tab:9,enter:13,esc:27,space:32,up:38,down:40,left:37,right:39,home:36,end:35,pageup:33,pagedown:34,delete:46,insert:45,plus:107,f1:112,f2:113,f3:114,f4:115,f5:116,f6:117,f7:118,f8:119,f9:120,f10:121,f11:122,f12:123}}}(e),function(n){n.$keyboardNavigation.EventHandler={_handlers:null,findHandler:function(i){this._handlers||(this._handlers={});var a=n.$keyboardNavigation.shortcuts.getHash(i);return this._handlers[a]},doAction:function(i,a){var r=this.findHandler(i);if(r){if(n.$keyboardNavigation.facade.callEvent("onBeforeAction",[i,a])===!1)return;r.call(this,a),a.preventDefault?a.preventDefault():a.returnValue=!1}},bind:function(i,a){this._handlers||(this._handlers={});for(var r=n.$keyboardNavigation.shortcuts,s=r.parse(i),o=0;o<s.length;o++)this._handlers[r.getHash(s[o])]=a},unbind:function(i){for(var a=n.$keyboardNavigation.shortcuts,r=a.parse(i),s=0;s<r.length;s++)this._handlers[a.getHash(r[s])]&&delete this._handlers[a.getHash(r[s])]},bindAll:function(i){for(var a in i)this.bind(a,i[a])},initKeys:function(){this._handlers||(this._handlers={}),this.keys&&this.bindAll(this.keys)}}}(e),function(n){n.$keyboardNavigation.getFocusableNodes=Et,n.$keyboardNavigation.trapFocus=function(i,a){if(a.keyCode!=9)return!1;for(var r=n.$keyboardNavigation.getFocusableNodes(i),s=ie(),o=-1,l=0;l<r.length;l++)if(r[l]==s){o=l;break}if(a.shiftKey){if(o<=0){var d=r[r.length-1];if(d)return d.focus(),a