/*! // CodeMirror v5.0, copyright (c) by Marijn Haverbeke and others // Distributed under an MIT license: http://codemirror.net/LICENSE // This is CodeMirror (http://codemirror.net), a code editor // implemented in JavaScript on top of the browser's DOM. // // You can find some technical background for some of the code below // at http://marijnhaverbeke.nl/blog/#cm-internals . */ (function(mod){if(typeof exports=="object"&&typeof module=="object"){module.exports=mod()}else{if(typeof define=="function"&&define.amd){return define([],mod)}else{this.CodeMirror=mod()}}})(function(){var gecko=/gecko\/\d/i.test(navigator.userAgent);var ie_upto10=/MSIE \d/.test(navigator.userAgent);var ie_11up=/Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(navigator.userAgent);var ie=ie_upto10||ie_11up;var ie_version=ie&&(ie_upto10?document.documentMode||6:ie_11up[1]);var webkit=/WebKit\//.test(navigator.userAgent);var qtwebkit=webkit&&/Qt\/\d+\.\d+/.test(navigator.userAgent);var chrome=/Chrome\//.test(navigator.userAgent);var presto=/Opera\//.test(navigator.userAgent);var safari=/Apple Computer/.test(navigator.vendor);var mac_geMountainLion=/Mac OS X 1\d\D([8-9]|\d\d)\D/.test(navigator.userAgent);var phantom=/PhantomJS/.test(navigator.userAgent);var ios=/AppleWebKit/.test(navigator.userAgent)&&/Mobile\/\w+/.test(navigator.userAgent);var mobile=ios||/Android|webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(navigator.userAgent);var mac=ios||/Mac/.test(navigator.platform);var windows=/win/i.test(navigator.platform);var presto_version=presto&&navigator.userAgent.match(/Version\/(\d*\.\d*)/);if(presto_version){presto_version=Number(presto_version[1])}if(presto_version&&presto_version>=15){presto=false;webkit=true}var flipCtrlCmd=mac&&(qtwebkit||presto&&(presto_version==null||presto_version<12.11));var captureRightClick=gecko||(ie&&ie_version>=9);var sawReadOnlySpans=false,sawCollapsedSpans=false;function CodeMirror(place,options){if(!(this instanceof CodeMirror)){return new CodeMirror(place,options)}this.options=options=options?copyObj(options):{};copyObj(defaults,options,false);setGuttersForLineNumbers(options);var doc=options.value;if(typeof doc=="string"){doc=new Doc(doc,options.mode)}this.doc=doc;var input=new CodeMirror.inputStyles[options.inputStyle](this);var display=this.display=new Display(place,doc,input);display.wrapper.CodeMirror=this;updateGutters(this);themeChanged(this);if(options.lineWrapping){this.display.wrapper.className+=" CodeMirror-wrap"}if(options.autofocus&&!mobile){display.input.focus()}initScrollbars(this);this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:false,focused:false,suppressEdits:false,pasteIncoming:false,cutIncoming:false,draggingText:false,highlight:new Delayed(),keySeq:null};var cm=this;if(ie&&ie_version<11){setTimeout(function(){cm.display.input.reset(true)},20)}registerEventHandlers(this);ensureGlobalHandlers();startOperation(this);this.curOp.forceUpdate=true;attachDoc(this,doc);if((options.autofocus&&!mobile)||cm.hasFocus()){setTimeout(bind(onFocus,this),20)}else{onBlur(this)}for(var opt in optionHandlers){if(optionHandlers.hasOwnProperty(opt)){optionHandlers[opt](this,options[opt],Init)}}maybeUpdateLineNumberWidth(this);if(options.finishInit){options.finishInit(this)}for(var i=0;id.maxLineLength){d.maxLineLength=len;d.maxLine=line}})}function setGuttersForLineNumbers(options){var found=indexOf(options.gutters,"CodeMirror-linenumbers");if(found==-1&&options.lineNumbers){options.gutters=options.gutters.concat(["CodeMirror-linenumbers"])}else{if(found>-1&&!options.lineNumbers){options.gutters=options.gutters.slice(0);options.gutters.splice(found,1)}}}function measureForScrollbars(cm){var d=cm.display,gutterW=d.gutters.offsetWidth;var docH=Math.round(cm.doc.height+paddingVert(cm.display));return{clientHeight:d.scroller.clientHeight,viewHeight:d.wrapper.clientHeight,scrollWidth:d.scroller.scrollWidth,clientWidth:d.scroller.clientWidth,viewWidth:d.wrapper.clientWidth,barLeft:cm.options.fixedGutter?gutterW:0,docHeight:docH,scrollHeight:docH+scrollGap(cm)+d.barHeight,nativeBarWidth:d.nativeBarWidth,gutterWidth:gutterW}}function NativeScrollbars(place,scroll,cm){this.cm=cm;var vert=this.vert=elt("div",[elt("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar");var horiz=this.horiz=elt("div",[elt("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");place(vert);place(horiz);on(vert,"scroll",function(){if(vert.clientHeight){scroll(vert.scrollTop,"vertical")}});on(horiz,"scroll",function(){if(horiz.clientWidth){scroll(horiz.scrollLeft,"horizontal")}});this.checkedOverlay=false;if(ie&&ie_version<8){this.horiz.style.minHeight=this.vert.style.minWidth="18px"}}NativeScrollbars.prototype=copyObj({update:function(measure){var needsH=measure.scrollWidth>measure.clientWidth+1;var needsV=measure.scrollHeight>measure.clientHeight+1;var sWidth=measure.nativeBarWidth;if(needsV){this.vert.style.display="block";this.vert.style.bottom=needsH?sWidth+"px":"0";var totalHeight=measure.viewHeight-(needsH?sWidth:0);this.vert.firstChild.style.height=Math.max(0,measure.scrollHeight-measure.clientHeight+totalHeight)+"px" }else{this.vert.style.display="";this.vert.firstChild.style.height="0"}if(needsH){this.horiz.style.display="block";this.horiz.style.right=needsV?sWidth+"px":"0";this.horiz.style.left=measure.barLeft+"px";var totalWidth=measure.viewWidth-measure.barLeft-(needsV?sWidth:0);this.horiz.firstChild.style.width=(measure.scrollWidth-measure.clientWidth+totalWidth)+"px"}else{this.horiz.style.display="";this.horiz.firstChild.style.width="0"}if(!this.checkedOverlay&&measure.clientHeight>0){if(sWidth==0){this.overlayHack()}this.checkedOverlay=true}return{right:needsV?sWidth:0,bottom:needsH?sWidth:0}},setScrollLeft:function(pos){if(this.horiz.scrollLeft!=pos){this.horiz.scrollLeft=pos}},setScrollTop:function(pos){if(this.vert.scrollTop!=pos){this.vert.scrollTop=pos}},overlayHack:function(){var w=mac&&!mac_geMountainLion?"12px":"18px";this.horiz.style.minHeight=this.vert.style.minWidth=w;var self=this;var barMouseDown=function(e){if(e_target(e)!=self.vert&&e_target(e)!=self.horiz){operation(self.cm,onMouseDown)(e)}};on(this.vert,"mousedown",barMouseDown);on(this.horiz,"mousedown",barMouseDown)},clear:function(){var parent=this.horiz.parentNode;parent.removeChild(this.horiz);parent.removeChild(this.vert)}},NativeScrollbars.prototype);function NullScrollbars(){}NullScrollbars.prototype=copyObj({update:function(){return{bottom:0,right:0}},setScrollLeft:function(){},setScrollTop:function(){},clear:function(){}},NullScrollbars.prototype);CodeMirror.scrollbarModel={"native":NativeScrollbars,"null":NullScrollbars};function initScrollbars(cm){if(cm.display.scrollbars){cm.display.scrollbars.clear();if(cm.display.scrollbars.addClass){rmClass(cm.display.wrapper,cm.display.scrollbars.addClass)}}cm.display.scrollbars=new CodeMirror.scrollbarModel[cm.options.scrollbarStyle](function(node){cm.display.wrapper.insertBefore(node,cm.display.scrollbarFiller);on(node,"mousedown",function(){if(cm.state.focused){setTimeout(function(){cm.display.input.focus()},0)}});node.setAttribute("cm-not-content","true")},function(pos,axis){if(axis=="horizontal"){setScrollLeft(cm,pos)}else{setScrollTop(cm,pos)}},cm);if(cm.display.scrollbars.addClass){addClass(cm.display.wrapper,cm.display.scrollbars.addClass)}}function updateScrollbars(cm,measure){if(!measure){measure=measureForScrollbars(cm)}var startWidth=cm.display.barWidth,startHeight=cm.display.barHeight;updateScrollbarsInner(cm,measure);for(var i=0;i<4&&startWidth!=cm.display.barWidth||startHeight!=cm.display.barHeight;i++){if(startWidth!=cm.display.barWidth&&cm.options.lineWrapping){updateHeightsInViewport(cm)}updateScrollbarsInner(cm,measureForScrollbars(cm));startWidth=cm.display.barWidth;startHeight=cm.display.barHeight}}function updateScrollbarsInner(cm,measure){var d=cm.display;var sizes=d.scrollbars.update(measure);d.sizer.style.paddingRight=(d.barWidth=sizes.right)+"px";d.sizer.style.paddingBottom=(d.barHeight=sizes.bottom)+"px";if(sizes.right&&sizes.bottom){d.scrollbarFiller.style.display="block";d.scrollbarFiller.style.height=sizes.bottom+"px";d.scrollbarFiller.style.width=sizes.right+"px"}else{d.scrollbarFiller.style.display=""}if(sizes.bottom&&cm.options.coverGutterNextToScrollbar&&cm.options.fixedGutter){d.gutterFiller.style.display="block";d.gutterFiller.style.height=sizes.bottom+"px";d.gutterFiller.style.width=measure.gutterWidth+"px"}else{d.gutterFiller.style.display=""}}function visibleLines(display,doc,viewport){var top=viewport&&viewport.top!=null?Math.max(0,viewport.top):display.scroller.scrollTop;top=Math.floor(top-paddingTop(display));var bottom=viewport&&viewport.bottom!=null?viewport.bottom:top+display.wrapper.clientHeight;var from=lineAtHeight(doc,top),to=lineAtHeight(doc,bottom);if(viewport&&viewport.ensure){var ensureFrom=viewport.ensure.from.line,ensureTo=viewport.ensure.to.line;if(ensureFrom=to){from=lineAtHeight(doc,heightAtLine(getLine(doc,ensureTo))-display.wrapper.clientHeight);to=ensureTo}}}return{from:from,to:Math.max(to,from+1)}}function alignHorizontally(cm){var display=cm.display,view=display.view;if(!display.alignWidgets&&(!display.gutters.firstChild||!cm.options.fixedGutter)){return}var comp=compensateForHScroll(display)-display.scroller.scrollLeft+cm.doc.scrollLeft;var gutterW=display.gutters.offsetWidth,left=comp+"px";for(var i=0;i=display.viewFrom&&update.visible.to<=display.viewTo&&(display.updateLineNumbers==null||display.updateLineNumbers>=display.viewTo)&&display.renderedView==display.view&&countDirtyView(cm)==0){return false}if(maybeUpdateLineNumberWidth(cm)){resetView(cm);update.dims=getDimensions(cm)}var end=doc.first+doc.size;var from=Math.max(update.visible.from-cm.options.viewportMargin,doc.first);var to=Math.min(end,update.visible.to+cm.options.viewportMargin);if(display.viewFromto&&display.viewTo-to<20){to=Math.min(end,display.viewTo)}if(sawCollapsedSpans){from=visualLineNo(cm.doc,from);to=visualLineEndNo(cm.doc,to)}var different=from!=display.viewFrom||to!=display.viewTo||display.lastWrapHeight!=update.wrapperHeight||display.lastWrapWidth!=update.wrapperWidth;adjustView(cm,from,to);display.viewOffset=heightAtLine(getLine(cm.doc,display.viewFrom));cm.display.mover.style.top=display.viewOffset+"px";var toUpdate=countDirtyView(cm);if(!different&&toUpdate==0&&!update.force&&display.renderedView==display.view&&(display.updateLineNumbers==null||display.updateLineNumbers>=display.viewTo)){return false}var focused=activeElt();if(toUpdate>4){display.lineDiv.style.display="none"}patchDisplay(cm,display.updateLineNumbers,update.dims);if(toUpdate>4){display.lineDiv.style.display=""}display.renderedView=display.view;if(focused&&activeElt()!=focused&&focused.offsetHeight){focused.focus()}removeChildren(display.cursorDiv);removeChildren(display.selectionDiv);display.gutters.style.height=0;if(different){display.lastWrapHeight=update.wrapperHeight;display.lastWrapWidth=update.wrapperWidth;startWorker(cm,400)}display.updateLineNumbers=null;return true}function postUpdateDisplay(cm,update){var force=update.force,viewport=update.viewport;for(var first=true;;first=false){if(first&&cm.options.lineWrapping&&update.oldDisplayWidth!=displayWidth(cm)){force=true}else{force=false;if(viewport&&viewport.top!=null){viewport={top:Math.min(cm.doc.height+paddingVert(cm.display)-displayHeight(cm),viewport.top)}}update.visible=visibleLines(cm.display,cm.doc,viewport);if(update.visible.from>=cm.display.viewFrom&&update.visible.to<=cm.display.viewTo){break}}if(!updateDisplayIfNeeded(cm,update)){break}updateHeightsInViewport(cm);var barMeasure=measureForScrollbars(cm);updateSelection(cm);setDocumentHeight(cm,barMeasure);updateScrollbars(cm,barMeasure)}update.signal(cm,"update",cm);if(cm.display.viewFrom!=cm.display.reportedViewFrom||cm.display.viewTo!=cm.display.reportedViewTo){update.signal(cm,"viewportChange",cm,cm.display.viewFrom,cm.display.viewTo);cm.display.reportedViewFrom=cm.display.viewFrom;cm.display.reportedViewTo=cm.display.viewTo}}function updateDisplaySimple(cm,viewport){var update=new DisplayUpdate(cm,viewport);if(updateDisplayIfNeeded(cm,update)){updateHeightsInViewport(cm);postUpdateDisplay(cm,update);var barMeasure=measureForScrollbars(cm);updateSelection(cm);setDocumentHeight(cm,barMeasure);updateScrollbars(cm,barMeasure);update.finish()}}function setDocumentHeight(cm,measure){cm.display.sizer.style.minHeight=measure.docHeight+"px";var total=measure.docHeight+cm.display.barHeight; cm.display.heightForcer.style.top=total+"px";cm.display.gutters.style.height=Math.max(total+scrollGap(cm),measure.clientHeight)+"px"}function updateHeightsInViewport(cm){var display=cm.display;var prevBottom=display.lineDiv.offsetTop;for(var i=0;i0.001||diff<-0.001){updateLineHeight(cur.line,height);updateWidgetHeight(cur.line);if(cur.rest){for(var j=0;j-1){updateNumber=false}updateLineForChanges(cm,lineView,lineN,dims)}if(updateNumber){removeChildren(lineView.lineNumber);lineView.lineNumber.appendChild(document.createTextNode(lineNumberFor(cm.options,lineN)))}cur=lineView.node.nextSibling}}lineN+=lineView.size}while(cur){cur=rm(cur)}}function updateLineForChanges(cm,lineView,lineN,dims){for(var j=0;j1){if(lastCopied&&lastCopied.join("\n")==inserted){multiPaste=sel.ranges.length%lastCopied.length==0&&map(lastCopied,splitLines)}else{if(textLines.length==sel.ranges.length){multiPaste=map(textLines,function(l){return[l]})}}}for(var i=sel.ranges.length-1;i>=0;i--){var range=sel.ranges[i];var from=range.from(),to=range.to();if(range.empty()){if(deleted&&deleted>0){from=Pos(from.line,from.ch-deleted)}else{if(cm.state.overwrite&&!cm.state.pasteIncoming){to=Pos(to.line,Math.min(getLine(doc,to.line).text.length,to.ch+lst(textLines).length))}}}var updateInput=cm.curOp.updateInput;var changeEvent={from:from,to:to,text:multiPaste?multiPaste[i%multiPaste.length]:textLines,origin:cm.state.pasteIncoming?"paste":cm.state.cutIncoming?"cut":"+input"};makeChange(cm.doc,changeEvent);signalLater(cm,"inputRead",cm,changeEvent);if(inserted&&!cm.state.pasteIncoming&&cm.options.electricChars&&cm.options.smartIndent&&range.head.ch<100&&(!i||sel.ranges[i-1].head.line!=range.head.line)){var mode=cm.getModeAt(range.head);var end=changeEnd(changeEvent);if(mode.electricChars){for(var j=0;j-1){indentLine(cm,end.line,"smart");break}}}else{if(mode.electricInput){if(mode.electricInput.test(getLine(doc,end.line).text.slice(0,end.ch))){indentLine(cm,end.line,"smart")}}}}}ensureCursorVisible(cm);cm.curOp.updateInput=updateInput;cm.curOp.typing=true;cm.state.pasteIncoming=cm.state.cutIncoming=false}function copyableRanges(cm){var text=[],ranges=[];for(var i=0;i=9&&input.hasSelection){input.hasSelection=null}input.poll()});on(te,"paste",function(){if(webkit&&!cm.state.fakedLastChar&&!(new Date-cm.state.lastMiddleDown<200)){var start=te.selectionStart,end=te.selectionEnd;te.value+="$";te.selectionEnd=end;te.selectionStart=start;cm.state.fakedLastChar=true}cm.state.pasteIncoming=true;input.fastPoll()});function prepareCopyCut(e){if(cm.somethingSelected()){lastCopied=cm.getSelections();if(input.inaccurateSelection){input.prevInput="";input.inaccurateSelection=false;te.value=lastCopied.join("\n");selectInput(te)}}else{var ranges=copyableRanges(cm);lastCopied=ranges.text;if(e.type=="cut"){cm.setSelections(ranges.ranges,null,sel_dontScroll)}else{input.prevInput="";te.value=ranges.text.join("\n");selectInput(te)}}if(e.type=="cut"){cm.state.cutIncoming=true}}on(te,"cut",prepareCopyCut);on(te,"copy",prepareCopyCut);on(display.scroller,"paste",function(e){if(eventInWidget(display,e)){return}cm.state.pasteIncoming=true;input.focus()});on(display.lineSpace,"selectstart",function(e){if(!eventInWidget(display,e)){e_preventDefault(e)}})},prepareSelection:function(){var cm=this.cm,display=cm.display,doc=cm.doc;var result=prepareSelection(cm);if(cm.options.moveInputWithCursor){var headPos=cursorCoords(cm,doc.sel.primary().head,"div");var wrapOff=display.wrapper.getBoundingClientRect(),lineOff=display.lineDiv.getBoundingClientRect();result.teTop=Math.max(0,Math.min(display.wrapper.clientHeight-10,headPos.top+lineOff.top-wrapOff.top));result.teLeft=Math.max(0,Math.min(display.wrapper.clientWidth-10,headPos.left+lineOff.left-wrapOff.left))}return result},showSelection:function(drawn){var cm=this.cm,display=cm.display;removeChildrenAndAdd(display.cursorDiv,drawn.cursors);removeChildrenAndAdd(display.selectionDiv,drawn.selection);if(drawn.teTop!=null){this.wrapper.style.top=drawn.teTop+"px";this.wrapper.style.left=drawn.teLeft+"px"}},reset:function(typing){if(this.contextMenuPending){return}var minimal,selected,cm=this.cm,doc=cm.doc;if(cm.somethingSelected()){this.prevInput="";var range=doc.sel.primary();minimal=hasCopyEvent&&(range.to().line-range.from().line>100||(selected=cm.getSelection()).length>1000);var content=minimal?"-":selected||cm.getSelection();this.textarea.value=content;if(cm.state.focused){selectInput(this.textarea)}if(ie&&ie_version>=9){this.hasSelection=content}}else{if(!typing){this.prevInput=this.textarea.value="";if(ie&&ie_version>=9){this.hasSelection=null}}}this.inaccurateSelection=minimal},getField:function(){return this.textarea},supportsTouch:function(){return false},focus:function(){if(this.cm.options.readOnly!="nocursor"&&(!mobile||activeElt()!=this.textarea)){try{this.textarea.focus()}catch(e){}}},blur:function(){this.textarea.blur()},resetPosition:function(){this.wrapper.style.top=this.wrapper.style.left=0},receivedFocus:function(){this.slowPoll()},slowPoll:function(){var input=this;if(input.pollingFast){return}input.polling.set(this.cm.options.pollInterval,function(){input.poll();if(input.cm.state.focused){input.slowPoll()}})},fastPoll:function(){var missed=false,input=this;input.pollingFast=true;function p(){var changed=input.poll();if(!changed&&!missed){missed=true;input.polling.set(60,p)}else{input.pollingFast=false;input.slowPoll()}}input.polling.set(20,p)},poll:function(){var cm=this.cm,input=this.textarea,prevInput=this.prevInput;if(!cm.state.focused||(hasSelection(input)&&!prevInput)||isReadOnly(cm)||cm.options.disableInput||cm.state.keySeq){return false}if(cm.state.pasteIncoming&&cm.state.fakedLastChar){input.value=input.value.substring(0,input.value.length-1);cm.state.fakedLastChar=false}var text=input.value;if(text==prevInput&&!cm.somethingSelected()){return false}if(ie&&ie_version>=9&&this.hasSelection===text||mac&&/[\uf700-\uf7ff]/.test(text)){cm.display.input.reset();return false}if(text.charCodeAt(0)==8203&&cm.doc.sel==cm.display.selForContextMenu&&!prevInput){prevInput="\u200b" }var same=0,l=Math.min(prevInput.length,text.length);while(same1000||text.indexOf("\n")>-1){input.value=self.prevInput=""}else{self.prevInput=text}});return true},ensurePolled:function(){if(this.pollingFast&&this.poll()){this.pollingFast=false}},onKeyPress:function(){if(ie&&ie_version>=9){this.hasSelection=null}this.fastPoll()},onContextMenu:function(e){var input=this,cm=input.cm,display=cm.display,te=input.textarea;var pos=posFromMouse(cm,e),scrollPos=display.scroller.scrollTop;if(!pos||presto){return}var reset=cm.options.resetSelectionOnContextMenu;if(reset&&cm.doc.sel.contains(pos)==-1){operation(cm,setSelection)(cm.doc,simpleSelection(pos),sel_dontScroll)}var oldCSS=te.style.cssText;input.wrapper.style.position="absolute";te.style.cssText="position: fixed; width: 30px; height: 30px; top: "+(e.clientY-5)+"px; left: "+(e.clientX-5)+"px; z-index: 1000; background: "+(ie?"rgba(255, 255, 255, .05)":"transparent")+"; outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);";if(webkit){var oldScrollY=window.scrollY}display.input.focus();if(webkit){window.scrollTo(null,oldScrollY)}display.input.reset();if(!cm.somethingSelected()){te.value=input.prevInput=" "}input.contextMenuPending=true;display.selForContextMenu=cm.doc.sel;clearTimeout(display.detectingSelectAll);function prepareSelectAllHack(){if(te.selectionStart!=null){var selected=cm.somethingSelected();var extval=te.value="\u200b"+(selected?te.value:"");input.prevInput=selected?"":"\u200b";te.selectionStart=1;te.selectionEnd=extval.length;display.selForContextMenu=cm.doc.sel}}function rehide(){input.contextMenuPending=false;input.wrapper.style.position="relative";te.style.cssText=oldCSS;if(ie&&ie_version<9){display.scrollbars.setScrollTop(display.scroller.scrollTop=scrollPos)}if(te.selectionStart!=null){if(!ie||(ie&&ie_version<9)){prepareSelectAllHack()}var i=0,poll=function(){if(display.selForContextMenu==cm.doc.sel&&te.selectionStart==0){operation(cm,commands.selectAll)(cm)}else{if(i++<10){display.detectingSelectAll=setTimeout(poll,500)}else{display.input.reset()}}};display.detectingSelectAll=setTimeout(poll,200)}}if(ie&&ie_version>=9){prepareSelectAllHack()}if(captureRightClick){e_stop(e);var mouseup=function(){off(window,"mouseup",mouseup);setTimeout(rehide,20)};on(window,"mouseup",mouseup)}else{setTimeout(rehide,50)}},setUneditable:nothing,needsContentAttribute:false},TextareaInput.prototype);function ContentEditableInput(cm){this.cm=cm;this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null;this.polling=new Delayed()}ContentEditableInput.prototype=copyObj({init:function(display){var input=this,cm=input.cm;var div=input.div=display.lineDiv;div.contentEditable="true";disableBrowserMagic(div);on(div,"paste",function(e){var pasted=e.clipboardData&&e.clipboardData.getData("text/plain");if(pasted){e.preventDefault();cm.replaceSelection(pasted,null,"paste")}});on(div,"compositionstart",function(e){var data=e.data;input.composing={sel:cm.doc.sel,data:data,startData:data};if(!data){return}var prim=cm.doc.sel.primary();var line=cm.getLine(prim.head.line);var found=line.indexOf(data,Math.max(0,prim.head.ch-data.length));if(found>-1&&found<=prim.head.ch){input.composing.sel=simpleSelection(Pos(prim.head.line,found),Pos(prim.head.line,found+data.length))}});on(div,"compositionupdate",function(e){input.composing.data=e.data});on(div,"compositionend",function(e){var ours=input.composing;if(!ours){return}if(e.data!=ours.startData&&!/\u200b/.test(e.data)){ours.data=e.data}setTimeout(function(){if(!ours.handled){input.applyComposition(ours)}if(input.composing==ours){input.composing=null}},50)});on(div,"touchstart",function(){input.forceCompositionEnd()});on(div,"input",function(){if(input.composing){return}if(!input.pollContent()){runInOp(input.cm,function(){regChange(cm)})}});function onCopyCut(e){if(cm.somethingSelected()){lastCopied=cm.getSelections();if(e.type=="cut"){cm.replaceSelection("",null,"cut")}}else{var ranges=copyableRanges(cm);lastCopied=ranges.text;if(e.type=="cut"){cm.operation(function(){cm.setSelections(ranges.ranges,0,sel_dontScroll);cm.replaceSelection("",null,"cut")})}}if(e.clipboardData&&!ios){e.preventDefault();e.clipboardData.clearData();e.clipboardData.setData("text/plain",lastCopied.join("\n"))}else{var kludge=hiddenTextarea(),te=kludge.firstChild;cm.display.lineSpace.insertBefore(kludge,cm.display.lineSpace.firstChild);te.value=lastCopied.join("\n");var hadFocus=document.activeElement;selectInput(te);setTimeout(function(){cm.display.lineSpace.removeChild(kludge);hadFocus.focus()},50)}}on(div,"copy",onCopyCut);on(div,"cut",onCopyCut)},prepareSelection:function(){var result=prepareSelection(this.cm,false);result.focus=this.cm.state.focused;return result},showSelection:function(info){if(!info||!this.cm.display.view.length){return }if(info.focus){this.showPrimarySelection()}this.showMultipleSelections(info)},showPrimarySelection:function(){var sel=window.getSelection(),prim=this.cm.doc.sel.primary();var curAnchor=domToPos(this.cm,sel.anchorNode,sel.anchorOffset);var curFocus=domToPos(this.cm,sel.focusNode,sel.focusOffset);if(curAnchor&&!curAnchor.bad&&curFocus&&!curFocus.bad&&cmp(minPos(curAnchor,curFocus),prim.from())==0&&cmp(maxPos(curAnchor,curFocus),prim.to())==0){return}var start=posToDOM(this.cm,prim.from());var end=posToDOM(this.cm,prim.to());if(!start&&!end){return}var view=this.cm.display.view;var old=sel.rangeCount&&sel.getRangeAt(0);if(!start){start={node:view[0].measure.map[2],offset:0}}else{if(!end){var measure=view[view.length-1].measure;var map=measure.maps?measure.maps[measure.maps.length-1]:measure.map;end={node:map[map.length-1],offset:map[map.length-2]-map[map.length-3]}}}try{var rng=range(start.node,start.offset,end.offset,end.node)}catch(e){}if(rng){sel.removeAllRanges();sel.addRange(rng);if(old&&sel.anchorNode==null){sel.addRange(old)}}this.rememberSelection()},showMultipleSelections:function(info){removeChildrenAndAdd(this.cm.display.cursorDiv,info.cursors);removeChildrenAndAdd(this.cm.display.selectionDiv,info.selection)},rememberSelection:function(){var sel=window.getSelection();this.lastAnchorNode=sel.anchorNode;this.lastAnchorOffset=sel.anchorOffset;this.lastFocusNode=sel.focusNode;this.lastFocusOffset=sel.focusOffset},selectionInEditor:function(){var sel=window.getSelection();if(!sel.rangeCount){return false}var node=sel.getRangeAt(0).commonAncestorContainer;return contains(this.div,node)},focus:function(){if(this.cm.options.readOnly!="nocursor"){this.div.focus()}},blur:function(){this.div.blur()},getField:function(){return this.div},supportsTouch:function(){return true},receivedFocus:function(){var input=this;if(this.selectionInEditor()){this.pollSelection()}else{runInOp(this.cm,function(){input.cm.curOp.selectionChanged=true})}function poll(){if(input.cm.state.focused){input.pollSelection();input.polling.set(input.cm.options.pollInterval,poll)}}this.polling.set(this.cm.options.pollInterval,poll)},pollSelection:function(){if(this.composing){return}var sel=window.getSelection(),cm=this.cm;if(sel.anchorNode!=this.lastAnchorNode||sel.anchorOffset!=this.lastAnchorOffset||sel.focusNode!=this.lastFocusNode||sel.focusOffset!=this.lastFocusOffset){this.rememberSelection();var anchor=domToPos(cm,sel.anchorNode,sel.anchorOffset);var head=domToPos(cm,sel.focusNode,sel.focusOffset);if(anchor&&head){runInOp(cm,function(){setSelection(cm.doc,simpleSelection(anchor,head),sel_dontScroll);if(anchor.bad||head.bad){cm.curOp.selectionChanged=true}})}}},pollContent:function(){var cm=this.cm,display=cm.display,sel=cm.doc.sel.primary();var from=sel.from(),to=sel.to();if(from.linedisplay.viewTo-1){return false}var fromIndex;if(from.line==display.viewFrom||(fromIndex=findViewIndex(cm,from.line))==0){var fromLine=lineNo(display.view[0].line);var fromNode=display.view[0].node}else{var fromLine=lineNo(display.view[fromIndex].line);var fromNode=display.view[fromIndex-1].node.nextSibling}var toIndex=findViewIndex(cm,to.line);if(toIndex==display.view.length-1){var toLine=display.viewTo-1;var toNode=display.view[toIndex].node}else{var toLine=lineNo(display.view[toIndex+1].line)-1;var toNode=display.view[toIndex+1].node.previousSibling}var newText=splitLines(domTextBetween(cm,fromNode,toNode,fromLine,toLine));var oldText=getBetween(cm.doc,Pos(fromLine,0),Pos(toLine,getLine(cm.doc,toLine).text.length));while(newText.length>1&&oldText.length>1){if(lst(newText)==lst(oldText)){newText.pop();oldText.pop();toLine--}else{if(newText[0]==oldText[0]){newText.shift();oldText.shift();fromLine++}else{break}}}var cutFront=0,cutEnd=0;var newTop=newText[0],oldTop=oldText[0],maxCutFront=Math.min(newTop.length,oldTop.length);while(cutFront1||newText[0]||cmp(chFrom,chTo)){replaceRange(cm.doc,newText,chFrom,chTo,"+input");return true}},ensurePolled:function(){this.forceCompositionEnd()},reset:function(){this.forceCompositionEnd()},forceCompositionEnd:function(){if(!this.composing||this.composing.handled){return}this.applyComposition(this.composing);this.composing.handled=true;this.div.blur();this.div.focus()},applyComposition:function(composing){if(composing.data&&composing.data!=composing.startData){operation(this.cm,applyTextInput)(this.cm,composing.data,0,composing.sel) }},setUneditable:function(node){node.setAttribute("contenteditable","false")},onKeyPress:function(e){e.preventDefault();operation(this.cm,applyTextInput)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},onContextMenu:nothing,resetPosition:nothing,needsContentAttribute:true},ContentEditableInput.prototype);function posToDOM(cm,pos){var view=findViewForLine(cm,pos.line);if(!view||view.hidden){return null}var line=getLine(cm.doc,pos.line);var info=mapFromLineView(view,line,pos.line);var order=getOrder(line),side="left";if(order){var partPos=getBidiPartAt(order,pos.ch);side=partPos%2?"right":"left"}var result=nodeAndOffsetInLineMap(info.map,pos.ch,"left");result.offset=result.collapse=="right"?result.end:result.start;return result}function badPos(pos,bad){if(bad){pos.bad=true}return pos}function domToPos(cm,node,offset){var lineNode;if(node==cm.display.lineDiv){lineNode=cm.display.lineDiv.childNodes[offset];if(!lineNode){return badPos(cm.clipPos(Pos(cm.display.viewTo-1)),true)}node=null;offset=0}else{for(lineNode=node;;lineNode=lineNode.parentNode){if(!lineNode||lineNode==cm.display.lineDiv){return null}if(lineNode.parentNode&&lineNode.parentNode==cm.display.lineDiv){break}}}for(var i=0;i=0&&cmp(pos,range.to())<=0){return i}}return -1}};function Range(anchor,head){this.anchor=anchor;this.head=head }Range.prototype={from:function(){return minPos(this.anchor,this.head)},to:function(){return maxPos(this.anchor,this.head)},empty:function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch}};function normalizeSelection(ranges,primIndex){var prim=ranges[primIndex];ranges.sort(function(a,b){return cmp(a.from(),b.from())});primIndex=indexOf(ranges,prim);for(var i=1;i=0){var from=minPos(prev.from(),cur.from()),to=maxPos(prev.to(),cur.to());var inv=prev.empty()?cur.from()==cur.head:prev.from()==prev.head;if(i<=primIndex){--primIndex}ranges.splice(--i,2,new Range(inv?to:from,inv?from:to))}}return new Selection(ranges,primIndex)}function simpleSelection(anchor,head){return new Selection([new Range(anchor,head||anchor)],0)}function clipLine(doc,n){return Math.max(doc.first,Math.min(n,doc.first+doc.size-1))}function clipPos(doc,pos){if(pos.linelast){return Pos(last,getLine(doc,last).text.length)}return clipToLen(pos,getLine(doc,pos.line).text.length)}function clipToLen(pos,linelen){var ch=pos.ch;if(ch==null||ch>linelen){return Pos(pos.line,linelen)}else{if(ch<0){return Pos(pos.line,0)}else{return pos}}}function isLine(doc,l){return l>=doc.first&&l=curPos.ch:sp.to>curPos.ch))){if(mayClear){signal(m,"beforeCursorEnter");if(m.explicitlyCleared){if(!line.markedSpans){break}else{--i;continue}}}if(!m.atomic){continue}var newPos=m.find(dir<0?-1:1);if(cmp(newPos,curPos)==0){newPos.ch+=dir; if(newPos.ch<0){if(newPos.line>doc.first){newPos=clipPos(doc,Pos(newPos.line-1))}else{newPos=null}}else{if(newPos.ch>line.text.length){if(newPos.line3){add(left,leftPos.top,null,leftPos.bottom);left=leftSide;if(leftPos.bottomend.bottom||rightPos.bottom==end.bottom&&rightPos.right>end.right){end=rightPos}if(left0){display.blinker=setInterval(function(){display.cursorDiv.style.visibility=(on=!on)?"":"hidden"},cm.options.cursorBlinkRate)}else{if(cm.options.cursorBlinkRate<0){display.cursorDiv.style.visibility="hidden"}}}function startWorker(cm,time){if(cm.doc.mode.startState&&cm.doc.frontier=cm.display.viewTo){return}var end=+new Date+cm.options.workTime;var state=copyState(doc.mode,getStateBefore(cm,doc.frontier));var changedLines=[];doc.iter(doc.frontier,Math.min(doc.first+doc.size,cm.display.viewTo+500),function(line){if(doc.frontier>=cm.display.viewFrom){var oldStyles=line.styles; var highlighted=highlightLine(cm,line,state,true);line.styles=highlighted.styles;var oldCls=line.styleClasses,newCls=highlighted.classes;if(newCls){line.styleClasses=newCls}else{if(oldCls){line.styleClasses=null}}var ischange=!oldStyles||oldStyles.length!=line.styles.length||oldCls!=newCls&&(!oldCls||!newCls||oldCls.bgClass!=newCls.bgClass||oldCls.textClass!=newCls.textClass);for(var i=0;!ischange&&iend){startWorker(cm,cm.options.workDelay);return true}});if(changedLines.length){runInOp(cm,function(){for(var i=0;ilim;--search){if(search<=doc.first){return doc.first}var line=getLine(doc,search-1);if(line.stateAfter&&(!precise||search<=doc.frontier)){return search}var indented=countColumn(line.text,null,cm.options.tabSize);if(minline==null||minindent>indented){minline=search-1;minindent=indented}}return minline}function getStateBefore(cm,n,precise){var doc=cm.doc,display=cm.display;if(!doc.mode.startState){return true}var pos=findStartLine(cm,n,precise),state=pos>doc.first&&getLine(doc,pos-1).stateAfter;if(!state){state=startState(doc.mode)}else{state=copyState(doc.mode,state)}doc.iter(pos,n,function(line){processLine(cm,line.text,state);var save=pos==n-1||pos%5==0||pos>=display.viewFrom&&pos2){heights.push((cur.bottom+next.top)/2-rect.top)}}}heights.push(rect.bottom-rect.top)}}function mapFromLineView(lineView,line,lineN){if(lineView.line==line){return{map:lineView.measure.map,cache:lineView.measure.cache}}for(var i=0;ilineN){return{map:lineView.measure.maps[i],cache:lineView.measure.caches[i],before:true}}}}function updateExternalMeasurement(cm,line){line=visualLine(line);var lineN=lineNo(line);var view=cm.display.externalMeasured=new LineView(cm.doc,line,lineN);view.lineN=lineN;var built=view.built=buildLineContent(cm,view);view.text=built.pre;removeChildrenAndAdd(cm.display.lineMeasure,built.pre);return view}function measureChar(cm,line,ch,bias){return measureCharPrepared(cm,prepareMeasureForLine(cm,line),ch,bias)}function findViewForLine(cm,lineN){if(lineN>=cm.display.viewFrom&&lineN=ext.lineN&&lineNch){end=mEnd-mStart;start=end-1;if(ch>=mEnd){collapse="right"}}}}if(start!=null){node=map[i+2];if(mStart==mEnd&&bias==(node.insertLeft?"left":"right")){collapse=bias}if(bias=="left"&&start==0){while(i&&map[i-2]==map[i-3]&&map[i-1].insertLeft){node=map[(i-=3)+2];collapse="left"}}if(bias=="right"&&start==mEnd-mStart){while(i0){collapse=bias="right"}var rects;if(cm.options.lineWrapping&&(rects=node.getClientRects()).length>1){rect=rects[bias=="right"?rects.length-1:0]}else{rect=node.getBoundingClientRect()}}if(ie&&ie_version<9&&!start&&(!rect||!rect.left&&!rect.right)){var rSpan=node.parentNode.getClientRects()[0];if(rSpan){rect={left:rSpan.left,right:rSpan.left+charWidth(cm.display),top:rSpan.top,bottom:rSpan.bottom}}else{rect=nullRect}}var rtop=rect.top-prepared.rect.top,rbot=rect.bottom-prepared.rect.top;var mid=(rtop+rbot)/2;var heights=prepared.view.measure.heights;for(var i=0;ipart.from){return get(ch-1)}return get(ch,right)}var order=getOrder(lineObj),ch=pos.ch;if(!order){return get(ch)}var partPos=getBidiPartAt(order,ch);var val=getBidi(ch,partPos);if(bidiOther!=null){val.other=getBidi(ch,bidiOther)}return val}function estimateCoords(cm,pos){var left=0,pos=clipPos(cm.doc,pos);if(!cm.options.lineWrapping){left=charWidth(cm.display)*pos.ch}var lineObj=getLine(cm.doc,pos.line);var top=heightAtLine(lineObj)+paddingTop(cm.display);return{left:left,right:left,top:top,bottom:top+lineObj.height}}function PosWithInfo(line,ch,outside,xRel){var pos=Pos(line,ch);pos.xRel=xRel;if(outside){pos.outside=true}return pos}function coordsChar(cm,x,y){var doc=cm.doc;y+=cm.display.viewOffset;if(y<0){return PosWithInfo(doc.first,0,true,-1)}var lineN=lineAtHeight(doc,y),last=doc.first+doc.size-1;if(lineN>last){return PosWithInfo(doc.first+doc.size-1,getLine(doc,last).text.length,true,1)}if(x<0){x=0}var lineObj=getLine(doc,lineN);for(;;){var found=coordsCharInner(cm,lineObj,lineN,x,y);var merged=collapsedSpanAtEnd(lineObj);var mergedPos=merged&&merged.find(0,true);if(merged&&(found.ch>mergedPos.from.ch||found.ch==mergedPos.from.ch&&found.xRel>0)){lineN=lineNo(lineObj=mergedPos.to.line)}else{return found}}}function coordsCharInner(cm,lineObj,lineNo,x,y){var innerOff=y-heightAtLine(lineObj);var wrongLine=false,adjust=2*cm.display.wrapper.clientWidth;var preparedMeasure=prepareMeasureForLine(cm,lineObj);function getX(ch){var sp=cursorCoords(cm,Pos(lineNo,ch),"line",lineObj,preparedMeasure);wrongLine=true;if(innerOff>sp.bottom){return sp.left-adjust}else{if(innerOfftoX){return PosWithInfo(lineNo,to,toOutside,1)}for(;;){if(bidi?to==from||to==moveVisually(lineObj,from,1):to-from<=1){var ch=x1?1:0);return pos}var step=Math.ceil(dist/2),middle=from+step;if(bidi){middle=from;for(var i=0;ix){to=middle;toX=middleX;if(toOutside=wrongLine){toX+=1000}dist=step}else{from=middle;fromX=middleX;fromOutside=wrongLine;dist-=step}}}var measureText;function textHeight(display){if(display.cachedTextHeight!=null){return display.cachedTextHeight}if(measureText==null){measureText=elt("pre");for(var i=0;i<49;++i){measureText.appendChild(document.createTextNode("x"));measureText.appendChild(elt("br"))}measureText.appendChild(document.createTextNode("x"))}removeChildrenAndAdd(display.measure,measureText);var height=measureText.offsetHeight/50;if(height>3){display.cachedTextHeight=height}removeChildren(display.measure);return height||1}function charWidth(display){if(display.cachedCharWidth!=null){return display.cachedCharWidth}var anchor=elt("span","xxxxxxxxxx");var pre=elt("pre",[anchor]);removeChildrenAndAdd(display.measure,pre);var rect=anchor.getBoundingClientRect(),width=(rect.right-rect.left)/10;if(width>2){display.cachedCharWidth=width}return width||10}var operationGroup=null;var nextOpId=0;function startOperation(cm){cm.curOp={cm:cm,viewChanged:false,startHeight:cm.doc.height,forceUpdate:false,updateInput:null,typing:false,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:false,updateMaxLine:false,scrollLeft:null,scrollTop:null,scrollToPos:null,id:++nextOpId};if(operationGroup){operationGroup.ops.push(cm.curOp)}else{cm.curOp.ownsGroup=operationGroup={ops:[cm.curOp],delayedCallbacks:[]}}}function fireCallbacksForOps(group){var callbacks=group.delayedCallbacks,i=0; do{for(;i=display.viewTo)||display.maxLineChanged&&cm.options.lineWrapping;op.update=op.mustUpdate&&new DisplayUpdate(cm,op.mustUpdate&&{top:op.scrollTop,ensure:op.scrollToPos},op.forceUpdate)}function endOperation_W1(op){op.updatedDisplay=op.mustUpdate&&updateDisplayIfNeeded(op.cm,op.update)}function endOperation_R2(op){var cm=op.cm,display=cm.display;if(op.updatedDisplay){updateHeightsInViewport(cm)}op.barMeasure=measureForScrollbars(cm);if(display.maxLineChanged&&!cm.options.lineWrapping){op.adjustWidthTo=measureChar(cm,display.maxLine,display.maxLine.text.length).left+3;cm.display.sizerWidth=op.adjustWidthTo;op.barMeasure.scrollWidth=Math.max(display.scroller.clientWidth,display.sizer.offsetLeft+op.adjustWidthTo+scrollGap(cm)+cm.display.barWidth);op.maxScrollLeft=Math.max(0,display.sizer.offsetLeft+op.adjustWidthTo-displayWidth(cm))}if(op.updatedDisplay||op.selectionChanged){op.preparedSelection=display.input.prepareSelection()}}function endOperation_W2(op){var cm=op.cm;if(op.adjustWidthTo!=null){cm.display.sizer.style.minWidth=op.adjustWidthTo+"px";if(op.maxScrollLeft