diff --git a/README.md b/README.md index 24c585d..a341989 100644 --- a/README.md +++ b/README.md @@ -111,7 +111,6 @@ you can write in HTML file or even a markdown file. ``` - ### Scope You can customize scope by passing an object to the scope property. @@ -179,6 +178,42 @@ new Vue({ ``` +### Custom layout + +You can provide a custom layout for vuep to render the editor and preview in. +Add a div with the attribute `vuep-preview` and one with `vuep-editor` so vuep knows where to render these components. + +```html +
+ +
+

My custom preview

+
+

My custom editor

+
+
+ +
+``` + +### Code example iframe + +Vuep can render the code example inside an iframe. This is useful for testing components with elements set to `position: fixed`. + +```html +
+ +
+``` + +Vuep can fit the iframe to its content by setting `fit-iframe`. + +```html +
+ +
+``` + ## Inspired - https://facebook.github.io/react/ diff --git a/dist/vuep.common.js b/dist/vuep.common.js index 15adb71..f1fd153 100644 --- a/dist/vuep.common.js +++ b/dist/vuep.common.js @@ -59,10 +59,199 @@ var Editor = { } }; +var IframeResizer = function IframeResizer ($el) { + this.$el = $el; + this.observer = null; + this.resize = this.resizeIframe.bind(this); +}; + +IframeResizer.prototype.start = function start () { + this.resize(); +}; + +IframeResizer.prototype.stop = function stop () { + this.stopObserve(); +}; + +IframeResizer.prototype.observe = function observe () { + this.bindResizeObserver(); + this.bindLoadObserver(); + this.bindContentObserver(); +}; + +IframeResizer.prototype.stopObserve = function stopObserve () { + this.unbindResizeObserver(); + this.unbindLoadObserver(); + this.unbindContentObserver(); +}; + +IframeResizer.prototype.resizeIframe = function resizeIframe () { + if (!this.$el || !this.$el.contentWindow) { + return + } + this.stopObserve(); + var body = this.$el.contentWindow.document.body; + // Add element for height calculation + var heightEl = document.createElement('div'); + body.appendChild(heightEl); + var padding = getPadding(this.$el); + var bodyOffset = getPadding(body) + getMargin(body); + this.$el.style.height = (heightEl.offsetTop + padding + bodyOffset) + "px"; + body.removeChild(heightEl); + setTimeout(this.observe.bind(this), 100); +}; + +IframeResizer.prototype.bindResizeObserver = function bindResizeObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.addEventListener( + 'resize', + this.resize + ); + } +}; + +IframeResizer.prototype.unbindResizeObserver = function unbindResizeObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.removeEventListener( + 'resize', + this.resize + ); + } +}; + +// Listen for async loaded content (images) +IframeResizer.prototype.bindLoadObserver = function bindLoadObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.document.body.addEventListener( + 'load', + this.resize, + true + ); + } +}; + +IframeResizer.prototype.unbindLoadObserver = function unbindLoadObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.document.body.removeEventListener( + 'load', + this.resize + ); + } +}; + +IframeResizer.prototype.bindContentObserver = function bindContentObserver () { + if (!this.$el || !this.$el.contentWindow) { + return + } + var MutationObserver = window.MutationObserver || window.WebKitMutationObserver; + if (MutationObserver) { + var target = this.$el.contentWindow.document.body; + var config = { + attributes: true, + attributeOldValue: false, + characterData: true, + characterDataOldValue: false, + childList: true, + subtree: true + }; + this.observer = new MutationObserver(this.resize); + this.observer.observe(target, config); + } +}; + +IframeResizer.prototype.unbindContentObserver = function unbindContentObserver () { + if (this.observer) { + this.observer.disconnect(); + } +}; + +function getPadding (e) { + return getProperty(e, 'padding-top') + getProperty(e, 'padding-bottom') +} + +function getMargin (e) { + return getProperty(e, 'margin-top') + getProperty(e, 'margin-bottom') +} + +function getProperty (e, p) { + return parseInt(window.getComputedStyle(e, null).getPropertyValue(p)) +} + +var IframeStyler = function IframeStyler ($el) { + this.$el = $el; + this.observer = null; + this.style = this.styleIframe.bind(this); + this.styleEl = null; + this.styleNodes = []; + this.styles = null; +}; + +IframeStyler.prototype.start = function start () { + this.observe(); + this.style(); +}; + +IframeStyler.prototype.stop = function stop () { + this.stopObserve(); +}; + +IframeStyler.prototype.setStyles = function setStyles (styles) { + this.styles = styles; + this.style(); +}; + +IframeStyler.prototype.observe = function observe () { + var MutationObserver = window.MutationObserver || window.WebKitMutationObserver; + if (MutationObserver) { + var head = document.querySelector('head'); + var config = { attributes: true, childList: true, subtree: true }; + this.observer = new MutationObserver(this.style); + this.observer.observe(head, config); + } +}; + +IframeStyler.prototype.stopObserve = function stopObserve () { + if (this.observer) { + this.observer.disconnect(); + } +}; + +IframeStyler.prototype.styleIframe = function styleIframe () { + var this$1 = this; + + if (!this.$el || !this.$el.contentDocument) { + return + } + var head = this.$el.contentDocument.head; + // Remove old styles + if (this.styleEl) { + head.removeChild(this.styleEl); + } + for (var key in this$1.styleNodes) { + head.removeChild(this$1.styleNodes[key]); + } + // Set new styles + this.styleEl = document.createElement('style'); + this.styleEl.appendChild(document.createTextNode(this.styles)); + this.styleNodes = []; + var documentStyles = getDocumentStyle(); + for (var key$1 in documentStyles) { + this$1.styleNodes[key$1] = documentStyles[key$1].cloneNode(true); + head.appendChild(this$1.styleNodes[key$1]); + } + head.appendChild(this.styleEl); +}; + +function getDocumentStyle () { + var links = document.querySelectorAll('link[rel="stylesheet"]'); + var styles = document.querySelectorAll('style'); + return Array.from(links).concat(Array.from(styles)) +} + var Preview = { name: 'preview', - props: ['value', 'styles', 'keepData', 'iframe'], + props: ['value', 'styles', 'keepData', 'iframe', 'fitIframe', 'iframeClass'], render: function render (h) { this.className = 'vuep-scoped-' + this._uid; @@ -74,6 +263,13 @@ var Preview = { ]) }, + data: function data () { + return { + resizer: null, + styler: null + } + }, + computed: { scopedStyle: function scopedStyle () { return this.styles @@ -83,17 +279,59 @@ var Preview = { }, mounted: function mounted () { + var this$1 = this; + this.$watch('value', this.renderCode, { immediate: true }); if (this.iframe) { - this.$el.addEventListener('load', this.renderCode); + // Firefox needs the iframe to be loaded + if (this.$el.contentDocument.readyState === 'complete') { + this.initIframe(); + } else { + this.$el.addEventListener('load', this.initIframe); + } + this.$watch('fitIframe', function (fitIframe) { + fitIframe ? this$1.startResizer() : this$1.stopResizer(); + }, { immediate: true }); } }, beforeDestroy: function beforeDestroy () { if (this.iframe) { - this.$el.removeEventListener('load', this.renderCode); + this.$el.removeEventListener('load', this.initIframe); + this.cleanupIframe(); } }, methods: { + initIframe: function initIframe () { + this.resizer = new IframeResizer(this.$el); + this.styler = new IframeStyler(this.$el); + this.renderCode(); + this.startStyler(); + }, + cleanupIframe: function cleanupIframe () { + this.stopResizer(); + this.stopStyler(); + }, + startResizer: function startResizer () { + if (this.resizer) { + this.resizer.start(); + } + }, + stopResizer: function stopResizer () { + if (this.resizer) { + this.resizer.stop(); + } + }, + startStyler: function startStyler () { + if (this.styler) { + this.styler.start(); + this.styler.setStyles(this.styles); + } + }, + stopStyler: function stopStyler () { + if (this.styler) { + this.styler.stop(); + } + }, renderCode: function renderCode () { var this$1 = this; @@ -115,22 +353,10 @@ var Preview = { container.appendChild(this.codeEl); if (this.iframe) { - var head = this.$el.contentDocument.head; - if (this.styleEl) { - head.removeChild(this.styleEl); - for (var key in this$1.styleNodes) { - head.removeChild(this$1.styleNodes[key]); - } + container.classList.add(this.iframeClass); + if (this.styler) { + this.styler.setStyles(this.styles); } - this.styleEl = document.createElement('style'); - this.styleEl.appendChild(document.createTextNode(this.styles)); - this.styleNodes = []; - var documentStyles = getDocumentStyle(); - for (var key$1 in documentStyles) { - this$1.styleNodes[key$1] = documentStyles[key$1].cloneNode(true); - head.appendChild(this$1.styleNodes[key$1]); - } - head.appendChild(this.styleEl); } try { @@ -138,8 +364,8 @@ var Preview = { this.codeVM = new Vue$1(assign({}, {parent: parent}, val)).$mount(this.codeEl); if (lastData) { - for (var key$2 in lastData) { - this$1.codeVM[key$2] = lastData[key$2]; + for (var key in lastData) { + this$1.codeVM[key] = lastData[key]; } } } catch (e) { @@ -157,12 +383,6 @@ function insertScope (style, scope) { }) } -function getDocumentStyle () { - var links = document.querySelectorAll('link[rel="stylesheet"]'); - var styles = document.querySelectorAll('style'); - return Array.from(links).concat(Array.from(styles)) -} - var parser = function (input) { var html = document.createElement('div'); var content = html.innerHTML = input.trim(); @@ -290,7 +510,12 @@ var Vuep$2 = { keepData: Boolean, value: String, scope: Object, - iframe: Boolean + iframe: Boolean, + fitIframe: Boolean, + iframeClass: { + type: String, + default: 'vuep-iframe-preview' + } }, data: function data () { @@ -319,7 +544,9 @@ var Vuep$2 = { value: this.preview, styles: this.styles, keepData: this.keepData, - iframe: this.iframe + iframe: this.iframe, + fitIframe: this.fitIframe, + iframeClass: this.iframeClass }, on: { error: this.handleError @@ -327,19 +554,31 @@ var Vuep$2 = { }); } - return h('div', { class: 'vuep' }, [ - h(Editor, { - class: 'vuep-editor', - props: { - value: this.content, - options: this.options + var editor = h(Editor, { + class: 'vuep-editor', + props: { + value: this.content, + options: this.options + }, + on: { + change: [this.executeCode, function (val) { return this$1.$emit('input', val); }] + } + }); + + var children = [editor, win]; + if (this.$slots.default) { + children = this.addSlots(h, this.$slots.default, [ + { + name: 'vuep-preview', + child: win }, - on: { - change: [this.executeCode, function (val) { return this$1.$emit('input', val); }] + { + name: 'vuep-editor', + child: editor } - }), - win - ]) + ]); + } + return h('div', { class: 'vuep' }, children) }, watch: { @@ -371,6 +610,26 @@ var Vuep$2 = { }, methods: { + addSlots: function addSlots (h, vnodes, slots) { + var this$1 = this; + + return vnodes.map(function (vnode) { + var children = []; + slots.forEach(function (ref) { + var name = ref.name; + var child = ref.child; + + if (vnode.data && vnode.data.attrs && vnode.data.attrs[name] !== undefined) { + children = [child]; + } + }); + if (!children.length && vnode.children && vnode.children.length) { + children = this$1.addSlots(h, vnode.children, slots); + } + return h(vnode.tag, vnode.data, children) + }) + }, + handleError: function handleError (err) { /* istanbul ignore next */ this.error = err; diff --git a/dist/vuep.js b/dist/vuep.js index 1036ab6..c14869f 100644 --- a/dist/vuep.js +++ b/dist/vuep.js @@ -9293,10 +9293,199 @@ var Editor = { } }; +var IframeResizer = function IframeResizer ($el) { + this.$el = $el; + this.observer = null; + this.resize = this.resizeIframe.bind(this); +}; + +IframeResizer.prototype.start = function start () { + this.resize(); +}; + +IframeResizer.prototype.stop = function stop () { + this.stopObserve(); +}; + +IframeResizer.prototype.observe = function observe () { + this.bindResizeObserver(); + this.bindLoadObserver(); + this.bindContentObserver(); +}; + +IframeResizer.prototype.stopObserve = function stopObserve () { + this.unbindResizeObserver(); + this.unbindLoadObserver(); + this.unbindContentObserver(); +}; + +IframeResizer.prototype.resizeIframe = function resizeIframe () { + if (!this.$el || !this.$el.contentWindow) { + return + } + this.stopObserve(); + var body = this.$el.contentWindow.document.body; + // Add element for height calculation + var heightEl = document.createElement('div'); + body.appendChild(heightEl); + var padding = getPadding(this.$el); + var bodyOffset = getPadding(body) + getMargin(body); + this.$el.style.height = (heightEl.offsetTop + padding + bodyOffset) + "px"; + body.removeChild(heightEl); + setTimeout(this.observe.bind(this), 100); +}; + +IframeResizer.prototype.bindResizeObserver = function bindResizeObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.addEventListener( + 'resize', + this.resize + ); + } +}; + +IframeResizer.prototype.unbindResizeObserver = function unbindResizeObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.removeEventListener( + 'resize', + this.resize + ); + } +}; + +// Listen for async loaded content (images) +IframeResizer.prototype.bindLoadObserver = function bindLoadObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.document.body.addEventListener( + 'load', + this.resize, + true + ); + } +}; + +IframeResizer.prototype.unbindLoadObserver = function unbindLoadObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.document.body.removeEventListener( + 'load', + this.resize + ); + } +}; + +IframeResizer.prototype.bindContentObserver = function bindContentObserver () { + if (!this.$el || !this.$el.contentWindow) { + return + } + var MutationObserver = window.MutationObserver || window.WebKitMutationObserver; + if (MutationObserver) { + var target = this.$el.contentWindow.document.body; + var config = { + attributes: true, + attributeOldValue: false, + characterData: true, + characterDataOldValue: false, + childList: true, + subtree: true + }; + this.observer = new MutationObserver(this.resize); + this.observer.observe(target, config); + } +}; + +IframeResizer.prototype.unbindContentObserver = function unbindContentObserver () { + if (this.observer) { + this.observer.disconnect(); + } +}; + +function getPadding (e) { + return getProperty(e, 'padding-top') + getProperty(e, 'padding-bottom') +} + +function getMargin (e) { + return getProperty(e, 'margin-top') + getProperty(e, 'margin-bottom') +} + +function getProperty (e, p) { + return parseInt(window.getComputedStyle(e, null).getPropertyValue(p)) +} + +var IframeStyler = function IframeStyler ($el) { + this.$el = $el; + this.observer = null; + this.style = this.styleIframe.bind(this); + this.styleEl = null; + this.styleNodes = []; + this.styles = null; +}; + +IframeStyler.prototype.start = function start () { + this.observe(); + this.style(); +}; + +IframeStyler.prototype.stop = function stop () { + this.stopObserve(); +}; + +IframeStyler.prototype.setStyles = function setStyles (styles) { + this.styles = styles; + this.style(); +}; + +IframeStyler.prototype.observe = function observe () { + var MutationObserver = window.MutationObserver || window.WebKitMutationObserver; + if (MutationObserver) { + var head = document.querySelector('head'); + var config = { attributes: true, childList: true, subtree: true }; + this.observer = new MutationObserver(this.style); + this.observer.observe(head, config); + } +}; + +IframeStyler.prototype.stopObserve = function stopObserve () { + if (this.observer) { + this.observer.disconnect(); + } +}; + +IframeStyler.prototype.styleIframe = function styleIframe () { + var this$1 = this; + + if (!this.$el || !this.$el.contentDocument) { + return + } + var head = this.$el.contentDocument.head; + // Remove old styles + if (this.styleEl) { + head.removeChild(this.styleEl); + } + for (var key in this$1.styleNodes) { + head.removeChild(this$1.styleNodes[key]); + } + // Set new styles + this.styleEl = document.createElement('style'); + this.styleEl.appendChild(document.createTextNode(this.styles)); + this.styleNodes = []; + var documentStyles = getDocumentStyle(); + for (var key$1 in documentStyles) { + this$1.styleNodes[key$1] = documentStyles[key$1].cloneNode(true); + head.appendChild(this$1.styleNodes[key$1]); + } + head.appendChild(this.styleEl); +}; + +function getDocumentStyle () { + var links = document.querySelectorAll('link[rel="stylesheet"]'); + var styles = document.querySelectorAll('style'); + return Array.from(links).concat(Array.from(styles)) +} + var Preview = { name: 'preview', - props: ['value', 'styles', 'keepData', 'iframe'], + props: ['value', 'styles', 'keepData', 'iframe', 'fitIframe', 'iframeClass'], render: function render (h) { this.className = 'vuep-scoped-' + this._uid; @@ -9308,6 +9497,13 @@ var Preview = { ]) }, + data: function data () { + return { + resizer: null, + styler: null + } + }, + computed: { scopedStyle: function scopedStyle () { return this.styles @@ -9317,17 +9513,59 @@ var Preview = { }, mounted: function mounted () { + var this$1 = this; + this.$watch('value', this.renderCode, { immediate: true }); if (this.iframe) { - this.$el.addEventListener('load', this.renderCode); + // Firefox needs the iframe to be loaded + if (this.$el.contentDocument.readyState === 'complete') { + this.initIframe(); + } else { + this.$el.addEventListener('load', this.initIframe); + } + this.$watch('fitIframe', function (fitIframe) { + fitIframe ? this$1.startResizer() : this$1.stopResizer(); + }, { immediate: true }); } }, beforeDestroy: function beforeDestroy () { if (this.iframe) { - this.$el.removeEventListener('load', this.renderCode); + this.$el.removeEventListener('load', this.initIframe); + this.cleanupIframe(); } }, methods: { + initIframe: function initIframe () { + this.resizer = new IframeResizer(this.$el); + this.styler = new IframeStyler(this.$el); + this.renderCode(); + this.startStyler(); + }, + cleanupIframe: function cleanupIframe () { + this.stopResizer(); + this.stopStyler(); + }, + startResizer: function startResizer () { + if (this.resizer) { + this.resizer.start(); + } + }, + stopResizer: function stopResizer () { + if (this.resizer) { + this.resizer.stop(); + } + }, + startStyler: function startStyler () { + if (this.styler) { + this.styler.start(); + this.styler.setStyles(this.styles); + } + }, + stopStyler: function stopStyler () { + if (this.styler) { + this.styler.stop(); + } + }, renderCode: function renderCode () { var this$1 = this; @@ -9349,22 +9587,10 @@ var Preview = { container.appendChild(this.codeEl); if (this.iframe) { - var head = this.$el.contentDocument.head; - if (this.styleEl) { - head.removeChild(this.styleEl); - for (var key in this$1.styleNodes) { - head.removeChild(this$1.styleNodes[key]); - } - } - this.styleEl = document.createElement('style'); - this.styleEl.appendChild(document.createTextNode(this.styles)); - this.styleNodes = []; - var documentStyles = getDocumentStyle(); - for (var key$1 in documentStyles) { - this$1.styleNodes[key$1] = documentStyles[key$1].cloneNode(true); - head.appendChild(this$1.styleNodes[key$1]); + container.classList.add(this.iframeClass); + if (this.styler) { + this.styler.setStyles(this.styles); } - head.appendChild(this.styleEl); } try { @@ -9372,8 +9598,8 @@ var Preview = { this.codeVM = new Vue$1(assign({}, {parent: parent}, val)).$mount(this.codeEl); if (lastData) { - for (var key$2 in lastData) { - this$1.codeVM[key$2] = lastData[key$2]; + for (var key in lastData) { + this$1.codeVM[key] = lastData[key]; } } } catch (e) { @@ -9391,12 +9617,6 @@ function insertScope (style, scope) { }) } -function getDocumentStyle () { - var links = document.querySelectorAll('link[rel="stylesheet"]'); - var styles = document.querySelectorAll('style'); - return Array.from(links).concat(Array.from(styles)) -} - var parser = function (input) { var html = document.createElement('div'); var content = html.innerHTML = input.trim(); @@ -9524,7 +9744,12 @@ var Vuep$1 = { keepData: Boolean, value: String, scope: Object, - iframe: Boolean + iframe: Boolean, + fitIframe: Boolean, + iframeClass: { + type: String, + default: 'vuep-iframe-preview' + } }, data: function data () { @@ -9553,7 +9778,9 @@ var Vuep$1 = { value: this.preview, styles: this.styles, keepData: this.keepData, - iframe: this.iframe + iframe: this.iframe, + fitIframe: this.fitIframe, + iframeClass: this.iframeClass }, on: { error: this.handleError @@ -9561,19 +9788,31 @@ var Vuep$1 = { }); } - return h('div', { class: 'vuep' }, [ - h(Editor, { - class: 'vuep-editor', - props: { - value: this.content, - options: this.options + var editor = h(Editor, { + class: 'vuep-editor', + props: { + value: this.content, + options: this.options + }, + on: { + change: [this.executeCode, function (val) { return this$1.$emit('input', val); }] + } + }); + + var children = [editor, win]; + if (this.$slots.default) { + children = this.addSlots(h, this.$slots.default, [ + { + name: 'vuep-preview', + child: win }, - on: { - change: [this.executeCode, function (val) { return this$1.$emit('input', val); }] + { + name: 'vuep-editor', + child: editor } - }), - win - ]) + ]); + } + return h('div', { class: 'vuep' }, children) }, watch: { @@ -9605,6 +9844,26 @@ var Vuep$1 = { }, methods: { + addSlots: function addSlots (h, vnodes, slots) { + var this$1 = this; + + return vnodes.map(function (vnode) { + var children = []; + slots.forEach(function (ref) { + var name = ref.name; + var child = ref.child; + + if (vnode.data && vnode.data.attrs && vnode.data.attrs[name] !== undefined) { + children = [child]; + } + }); + if (!children.length && vnode.children && vnode.children.length) { + children = this$1.addSlots(h, vnode.children, slots); + } + return h(vnode.tag, vnode.data, children) + }) + }, + handleError: function handleError (err) { /* istanbul ignore next */ this.error = err; diff --git a/dist/vuep.min.js b/dist/vuep.min.js index 787b8c6..f8bba92 100644 --- a/dist/vuep.min.js +++ b/dist/vuep.min.js @@ -1,9 +1,9 @@ -!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports,require("vue/dist/vue.common")):"function"==typeof define&&define.amd?define(["exports","vue/dist/vue.common"],t):t(e.Vuep=e.Vuep||{},e.Vue)}(this,function(e,t){"use strict";function r(e,t){return t={exports:{}},e(t,t.exports),t.exports}function n(e,t){var r=/(^|\})\s*([^{]+)/g;return e.trim().replace(r,function(e,r,n){return r?r+" "+t+" "+n:t+" "+n})}function i(){var 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t=n("span","xxxxxxxxxx"),i=n("pre",[t]);r(e.measure,i);var o=t.getBoundingClientRect(),a=(o.right-o.left)/10;return a>2&&(e.cachedCharWidth=a),a||10}function yr(e){for(var t=e.display,r={},n={},i=t.gutters.clientLeft,o=t.gutters.firstChild,a=0;o;o=o.nextSibling,++a)r[e.options.gutters[a]]=o.offsetLeft+o.clientLeft+i,n[e.options.gutters[a]]=o.clientWidth;return{fixedPos:br(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:r,gutterWidth:n,wrapperWidth:t.wrapper.clientWidth}}function br(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function wr(e){var t=gr(e.display),r=e.options.lineWrapping,n=r&&Math.max(5,e.display.scroller.clientWidth/vr(e.display)-3);return function(i){if(me(e.doc,i))return 0;var o=0;if(i.widgets)for(var a=0;a=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var r=e.display.view,n=0;n=e.display.viewTo||l.to().line3&&(i(p,m.top,null,m.bottom),p=u,m.bottoms.bottom||c.bottom==s.bottom&&c.right>s.right)&&(s=c),p0?t.blinker=setInterval(function(){return t.cursorDiv.style.visibility=(r=!r)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}}function zr(e){e.state.focused||(e.display.input.focus(),Or(e))}function Nr(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Wr(e))},100)}function Or(e,t){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),"nocursor"!=e.options.readOnly&&(e.state.focused||(ze(e,"focus",e,t),e.state.focused=!0,a(e.display.wrapper,"CodeMirror-focused"),e.curOp||e.display.selForContextMenu==e.doc.sel||(e.display.input.reset(),Qo&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),Ar(e))}function Wr(e,t){e.state.delayingBlurEvent||(e.state.focused&&(ze(e,"blur",e,t),e.state.focused=!1,ha(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150))}function Er(e){var t=e.display,r=t.view;if(t.alignWidgets||t.gutters.firstChild&&e.options.fixedGutter){for(var n=br(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,o=n+"px",a=0;a.001||s<-.001)&&(z(i.line,o),Dr(i.line),i.rest))for(var c=0;c=a&&(o=O(t,ve(L(t,s))-e.wrapper.clientHeight),a=s)}return{from:o,to:Math.max(a,o+1)}}function Ir(e,t){Math.abs(e.doc.scrollTop-t)<2||(e.doc.scrollTop=t,Ko||Sn(e,{top:t}),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t),e.display.scrollbars.setScrollTop(t),Ko&&Sn(e),bn(e,100))}function Fr(e,t,r){(r?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)||(t=Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth),e.doc.scrollLeft=t,Er(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t))}function Br(e){var t=e.wheelDeltaX,r=e.wheelDeltaY;return null==t&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),null==r&&e.detail&&e.axis==e.VERTICAL_AXIS?r=e.detail:null==r&&(r=e.wheelDelta),{x:t,y:r}}function Rr(e){var t=Br(e);return t.x*=Ya,t.y*=Ya,t}function $r(e,t){var r=Br(t),n=r.x,i=r.y,o=e.display,a=o.scroller,l=a.scrollWidth>a.clientWidth,s=a.scrollHeight>a.clientHeight;if(n&&l||i&&s){if(i&&la&&Qo)e:for(var c=t.target,u=o.view;c!=a;c=c.parentNode)for(var d=0;d(window.innerHeight||document.documentElement.clientHeight)&&(o=!1),null!=o&&!ia){var a=n("div","​",null,"position: absolute;\n top: "+(t.top-r.viewOffset-It(e.display))+"px;\n height: "+(t.bottom-t.top+Rt(e)+r.barHeight)+"px;\n left: 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h=e.curOp&&null!=e.curOp.scrollLeft?e.curOp.scrollLeft:o.scroller.scrollLeft,m=$t(e)-(e.options.fixedGutter?o.gutters.offsetWidth:0),g=n-t>m;return g&&(n=t+m),t<10?c.scrollLeft=0:tm+h-3&&(c.scrollLeft=n+(g?0:10)-m),c}function Zr(e,t,r){null==t&&null==r||Jr(e),null!=t&&(e.curOp.scrollLeft=(null==e.curOp.scrollLeft?e.doc.scrollLeft:e.curOp.scrollLeft)+t),null!=r&&(e.curOp.scrollTop=(null==e.curOp.scrollTop?e.doc.scrollTop:e.curOp.scrollTop)+r)}function Qr(e){Jr(e);var t=e.getCursor(),r=t,n=t;e.options.lineWrapping||(r=t.ch?P(t.line,t.ch-1):t,n=P(t.line,t.ch+1)),e.curOp.scrollToPos={from:r,to:n,margin:e.options.cursorScrollMargin,isCursor:!0}}function Jr(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var r=ur(e,t.from),n=ur(e,t.to),i=Yr(e,Math.min(r.left,n.left),Math.min(r.top,n.top)-t.margin,Math.max(r.right,n.right),Math.max(r.bottom,n.bottom)+t.margin);e.scrollTo(i.scrollLeft,i.scrollTop)}}function en(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:null,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++el},bt(e.curOp)}function tn(e){var t=e.curOp;xt(t,function(e){for(var t=0;t=r.viewTo)||r.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new tl(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function on(e){e.updatedDisplay=e.mustUpdate&&kn(e.cm,e.update)}function an(e){var t=e.cm,r=t.display;e.updatedDisplay&&jr(t),e.barMeasure=qr(t),r.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Gt(t,r.maxLine,r.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(r.scroller.clientWidth,r.sizer.offsetLeft+e.adjustWidthTo+Rt(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,r.sizer.offsetLeft+e.adjustWidthTo-$t(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=r.input.prepareSelection(e.focus))}function ln(e){var t=e.cm;null!=e.adjustWidthTo&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeftt)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)Aa&&pe(e.doc,t)i.viewFrom?mn(e):(i.viewFrom+=n,i.viewTo+=n);else if(t<=i.viewFrom&&r>=i.viewTo)mn(e);else if(t<=i.viewFrom){var o=gn(e,r,r+n,1);o?(i.view=i.view.slice(o.index),i.viewFrom=o.lineN,i.viewTo+=n):mn(e)}else if(r>=i.viewTo){var a=gn(e,t,t,-1);a?(i.view=i.view.slice(0,a.index),i.viewTo=a.lineN):mn(e)}else{var l=gn(e,t,t,-1),s=gn(e,r,r+n,1);l&&s?(i.view=i.view.slice(0,l.index).concat(yt(e,l.lineN,s.lineN)).concat(i.view.slice(s.index)),i.viewTo+=n):mn(e)}var c=i.externalMeasured;c&&(r=i.lineN&&t=n.viewTo)){var o=n.view[Cr(e,t)];if(null!=o.node){var a=o.changes||(o.changes=[]);d(a,r)==-1&&a.push(r)}}}function mn(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function gn(e,t,r,n){var i,o=Cr(e,t),a=e.display.view;if(!Aa||r==e.doc.first+e.doc.size)return{index:o,lineN:r};for(var l=e.display.viewFrom,s=0;s0){if(o==a.length-1)return null;i=l+a[o].size-t,o++}else i=l-t;t+=i,r+=i}for(;pe(e.doc,r)!=r;){if(o==(n<0?0:a.length-1))return null;r+=n*a[o-(n<0?1:0)].size,o+=n}return{index:o,lineN:r}}function vn(e,t,r){var n=e.display,i=n.view;0==i.length||t>=n.viewTo||r<=n.viewFrom?(n.view=yt(e,t,r),n.viewFrom=t):(n.viewFrom>t?n.view=yt(e,t,n.viewFrom).concat(n.view):n.viewFromr&&(n.view=n.view.slice(0,Cr(e,r)))),n.viewTo=r}function yn(e){for(var t=e.display.view,r=0,n=0;n=e.display.viewTo)){var r=+new Date+e.options.workTime,n=_e(t.mode,Je(e,t.frontier)),i=[];t.iter(t.frontier,Math.min(t.first+t.size,e.display.viewTo+500),function(o){if(t.frontier>=e.display.viewFrom){var a=o.styles,l=o.text.length>e.options.maxHighlightLength,s=Ze(e,o,l?_e(t.mode,n):n,!0);o.styles=s.styles;var c=o.styleClasses,u=s.classes;u?o.styleClasses=u:c&&(o.styleClasses=null);for(var d=!a||a.length!=o.styles.length||c!=u&&(!c||!u||c.bgClass!=u.bgClass||c.textClass!=u.textClass),f=0;!d&&fr)return bn(e,e.options.workDelay),!0}),i.length&&cn(e,function(){for(var t=0;t=n.viewFrom&&r.visible.to<=n.viewTo&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&0==yn(e))return!1;Pr(e)&&(mn(e),r.dims=yr(e));var a=i.first+i.size,l=Math.max(r.visible.from-e.options.viewportMargin,i.first),s=Math.min(a,r.visible.to+e.options.viewportMargin);n.viewFroms&&n.viewTo-s<20&&(s=Math.min(a,n.viewTo)),Aa&&(l=pe(e.doc,l),s=he(e.doc,s));var c=l!=n.viewFrom||s!=n.viewTo||n.lastWrapHeight!=r.wrapperHeight||n.lastWrapWidth!=r.wrapperWidth;vn(e,l,s),n.viewOffset=ve(L(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var u=yn(e);if(!c&&0==u&&!r.force&&n.renderedView==n.view&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo))return!1;var d=o();return u>4&&(n.lineDiv.style.display="none"),Mn(e,n.updateLineNumbers,r.dims),u>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,d&&o()!=d&&d.offsetHeight&&d.focus(),t(n.cursorDiv),t(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,c&&(n.lastWrapHeight=r.wrapperHeight,n.lastWrapWidth=r.wrapperWidth,bn(e,400)),n.updateLineNumbers=null,!0}function Cn(e,t){for(var r=t.viewport,n=!0;(n&&e.options.lineWrapping&&t.oldDisplayWidth!=$t(e)||(r&&null!=r.top&&(r={top:Math.min(e.doc.height+Ft(e.display)-qt(e),r.top)}),t.visible=Hr(e.display,e.doc,r),!(t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)))&&kn(e,t);n=!1){jr(e);var i=qr(e);Sr(e),Vr(e,i),Tn(e,i)}t.signal(e,"update",e),e.display.viewFrom==e.display.reportedViewFrom&&e.display.viewTo==e.display.reportedViewTo||(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function Sn(e,t){var r=new tl(e,t);if(kn(e,r)){jr(e),Cn(e,r);var n=qr(e);Sr(e),Vr(e,n),Tn(e,n),r.finish()}}function Mn(e,r,n){function i(t){var r=t.nextSibling;return Qo&&la&&e.display.currentWheelTarget==t?t.style.display="none":t.parentNode.removeChild(t),r}for(var o=e.display,a=e.options.lineNumbers,l=o.lineDiv,s=l.firstChild,c=o.view,u=o.viewFrom,f=0;f-1&&(h=!1),St(e,p,u,n)),h&&(t(p.lineNumber),p.lineNumber.appendChild(document.createTextNode(E(e.options,u)))),s=p.node.nextSibling}else{var m=Wt(e,p,u,n);l.insertBefore(m,s)}u+=p.size}for(;s;)s=i(s)}function Ln(e){var t=e.display.gutters.offsetWidth;e.display.sizer.style.marginLeft=t+"px"}function Tn(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+Rt(e)+"px"}function An(e){var r=e.display.gutters,i=e.options.gutters;t(r);for(var o=0;o-1&&!e.lineNumbers&&(e.gutters=e.gutters.slice(0),e.gutters.splice(t,1))}function Nn(e,t){var r=e[t];e.sort(function(e,t){return j(e.from(),t.from())}),t=d(e,r);for(var n=1;n=0){var a=F(o.from(),i.from()),l=I(o.to(),i.to()),s=o.empty()?i.from()==i.head:o.from()==o.head;n<=t&&--t,e.splice(--n,2,new nl(s?l:a,s?a:l))}}return new rl(e,t)}function On(e,t){return new rl([new nl(e,t||e)],0)}function Wn(e){return e.text?P(e.from.line+e.text.length-1,h(e.text).length+(1==e.text.length?e.from.ch:0)):e.to}function En(e,t){if(j(e,t.from)<0)return e;if(j(e,t.to)<=0)return Wn(t);var r=e.line+t.text.length-(t.to.line-t.from.line)-1,n=e.ch;return e.line==t.to.line&&(n+=Wn(t).ch-t.to.ch),P(r,n)}function Pn(e,t){for(var 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i=t.charAt(0);return"*"==i||"+"==i&&r.ranges.length==n.ranges.length&&r.somethingSelected()==n.somethingSelected()&&new Date-e.history.lastSelTime<=(e.cm?e.cm.options.historyEventDelay:500)}function Xn(e,t,r,n){var i=e.history,o=n&&n.origin;r==i.lastSelOp||o&&i.lastSelOrigin==o&&(i.lastModTime==i.lastSelTime&&i.lastOrigin==o||_n(e,o,h(i.done),t))?i.done[i.done.length-1]=t:Yn(t,i.done),i.lastSelTime=+new Date,i.lastSelOrigin=o,i.lastSelOp=r,n&&n.clearRedo!==!1&&Un(i.undone)}function Yn(e,t){var r=h(t);r&&r.ranges&&r.equals(e)||t.push(e)}function Zn(e,t,r,n){var i=t["spans_"+e.id],o=0;e.iter(Math.max(e.first,r),Math.min(e.first+e.size,n),function(r){r.markedSpans&&((i||(i=t["spans_"+e.id]={}))[o]=r.markedSpans),++o})}function Qn(e){if(!e)return null;for(var t,r=0;r-1&&(h(l)[f]=c[f],delete c[f])}}}return n}function ri(e,t,r,n){if(e.cm&&e.cm.display.shift||e.extend){var i=t.anchor;if(n){var o=j(r,i)<0;o!=j(n,i)<0?(i=r,r=n):o!=j(r,n)<0&&(r=n)}return new nl(i,r)}return new 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r=Pn(e,t);Gn(e,t,r,e.cm?e.cm.curOp.id:NaN),Ci(e,t,r,Q(e,t));var n=[];Rn(e,function(e,r){r||d(n,e.history)!=-1||(Ai(e.history,t),n.push(e.history)),Ci(e,t,null,Q(e,t))})}}function xi(e,t,r){if(!e.cm||!e.cm.state.suppressEdits||r){for(var n,i=e.history,o=e.sel,a="undo"==t?i.done:i.undone,l="undo"==t?i.undone:i.done,s=0;s=0;--p){var m=f(p);if(m)return m.v}}}}function ki(e,t){if(0!=t&&(e.first+=t,e.sel=new rl(m(e.sel.ranges,function(e){return new nl(P(e.anchor.line+t,e.anchor.ch),P(e.head.line+t,e.head.ch))}),e.sel.primIndex),e.cm)){pn(e.cm,e.first,e.first-t,t);for(var r=e.cm.display,n=r.viewFrom;ne.lastLine())){if(t.from.lineo&&(t={from:t.from,to:P(o,L(e,o).text.length),text:[t.text[0]],origin:t.origin}),t.removed=T(e,t.from,t.to),r||(r=Pn(e,t)),e.cm?Si(e.cm,t,n):Bn(e,t,n),ui(e,r,xa)}}function Si(e,t,r){var n=e.doc,i=e.display,o=t.from,a=t.to,l=!1,s=o.line;e.options.lineWrapping||(s=N(ue(L(n,o.line))),n.iter(s,a.line+1,function(e){if(e==i.maxLine)return l=!0,!0})),n.sel.contains(t.from,t.to)>-1&&Oe(e),Bn(n,t,r,wr(e)),e.options.lineWrapping||(n.iter(s,o.line+t.text.length,function(e){var t=ye(e);t>i.maxLineLength&&(i.maxLine=e,i.maxLineLength=t,i.maxLineChanged=!0,l=!1)}),l&&(e.curOp.updateMaxLine=!0)),n.frontier=Math.min(n.frontier,o.line),bn(e,400);var c=t.text.length-(a.line-o.line)-1;t.full?pn(e):o.line!=a.line||1!=t.text.length||Fn(e.doc,t)?pn(e,o.line,a.line+1,c):hn(e,o.line,"text");var u=We(e,"changes"),d=We(e,"change");if(d||u){var f={from:o,to:a,text:t.text,removed:t.removed,origin:t.origin};d&&kt(e,"change",e,f),u&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(f)}e.display.selForContextMenu=null}function Mi(e,t,r,n,i){if(n||(n=r),j(n,r)<0){var o=n;n=r,r=o}"string"==typeof t&&(t=e.splitLines(t)),bi(e,{from:r,to:n,text:t,origin:i})}function Li(e,t,r,n){r0||0==l&&a.clearWhenEmpty!==!1)return 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a.clear()}),a.readOnly&&(V(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),a.collapsed&&(a.id=++ll,a.atomic=!0),d){if(s&&(d.curOp.updateMaxLine=!0),a.collapsed)pn(d,t.line,r.line+1);else if(a.className||a.title||a.startStyle||a.endStyle||a.css)for(var f=t.line;f<=r.line;f++)hn(d,f,"text");a.atomic&&fi(d.doc),kt(d,"markerAdded",d,a)}return a}function Ei(e,t,r,n,i){n=c(n),n.shared=!1;var o=[Wi(e,t,r,n,i)],a=o[0],l=n.widgetNode;return Rn(e,function(e){l&&(n.widgetNode=l.cloneNode(!0)),o.push(Wi(e,R(e,t),R(e,r),n,i));for(var s=0;s-1)return t.state.draggingText(e),void setTimeout(function(){return t.display.input.focus()},20);try{var c=e.dataTransfer.getData("Text");if(c){var u;if(t.state.draggingText&&!t.state.draggingText.copy&&(u=t.listSelections()),ui(t.doc,On(r,r)),u)for(var f=0;f=0;t--)Mi(e.doc,"",n[t].from,n[t].to,"+delete");Qr(e)})}function Qi(e,t){var r=L(e.doc,t),n=ue(r);return n!=r&&(t=N(n)),Me(!0,e,n,t,1)}function Ji(e,t){var r=L(e.doc,t),n=de(r);return n!=r&&(t=N(n)),Me(!0,e,r,t,-1)}function eo(e,t){var r=Qi(e,t.line),n=L(e.doc,r.line),i=ke(n);if(!i||0==i[0].level){var o=Math.max(0,n.text.search(/\S/)),a=t.line==r.line&&t.ch<=o&&t.ch;return P(r.line,a?0:o,r.sticky)}return r}function to(e,t,r){if("string"==typeof t&&(t=xl[t],!t))return!1;e.display.input.ensurePolled();var n=e.display.shift,i=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),r&&(e.display.shift=!1),i=t(e)!=wa}finally{e.display.shift=n,e.state.suppressEdits=!1}return i}function ro(e,t,r){for(var n=0;ni-400&&0==j(wl.pos,r)?n="triple":bl&&bl.time>i-400&&0==j(bl.pos,r)?(n="double",wl={time:i,pos:r}):(n="single",bl={time:i,pos:r});var a,l=e.doc.sel,c=la?t.metaKey:t.ctrlKey;e.options.dragDrop&&Ea&&!e.isReadOnly()&&"single"==n&&(a=l.contains(r))>-1&&(j((a=l.ranges[a]).from(),r)<0||r.xRel>0)&&(j(a.to(),r)>0||r.xRel<0)?po(e,t,r,c):ho(e,t,r,n,c)}function po(e,t,r,n){var i=e.display,o=+new Date,a=un(e,function(l){Qo&&(i.scroller.draggable=!1),e.state.draggingText=!1,Ae(document,"mouseup",a),Ae(i.scroller,"drop",a),Math.abs(t.clientX-l.clientX)+Math.abs(t.clientY-l.clientY)<10&&(Pe(l),!n&&+new Date-200w&&i.push(new nl(P(g,w),P(g,f(y,c,o))))}i.length||i.push(new nl(r,r)),ci(d,Nn(m.ranges.slice(0,h).concat(i),h),{origin:"*mouse",scroll:!1}),e.scrollIntoView(t)}else{var x=p,k=x.anchor,C=t;if("single"!=n){var S;S="double"==n?e.findWordAt(t):new nl(P(t.line,0),R(d,P(t.line+1,0))),j(S.anchor,k)>0?(C=S.head,k=F(x.from(),S.anchor)):(C=S.anchor,k=I(x.to(),S.head))}var M=m.ranges.slice(0);M[h]=new nl(R(d,k),C),ci(d,Nn(M,h),ka)}}function l(t){var r=++x,i=kr(e,t,!0,"rect"==n);if(i)if(0!=j(i,b)){e.curOp.focus=o(),a(i);var s=Hr(c,d);(i.line>=s.to||i.linew.bottom?20:0;u&&setTimeout(un(e,function(){x==r&&(c.scroller.scrollTop+=u,l(t))}),50)}}function s(t){e.state.selectingText=!1,x=1/0,Pe(t),c.input.focus(),Ae(document,"mousemove",k),Ae(document,"mouseup",C),d.history.lastSelOrigin=null}var c=e.display,d=e.doc;Pe(t);var p,h,m=d.sel,g=m.ranges;if(i&&!t.shiftKey?(h=d.sel.contains(r),p=h>-1?g[h]:new nl(r,r)):(p=d.sel.primary(),h=d.sel.primIndex),sa?t.shiftKey&&t.metaKey:t.altKey)n="rect",i||(p=new nl(r,r)),r=kr(e,t,!0,!0),h=-1;else if("double"==n){var v=e.findWordAt(r);p=e.display.shift||d.extend?ri(d,p,v.anchor,v.head):v}else if("triple"==n){var y=new nl(P(r.line,0),R(d,P(r.line+1,0)));p=e.display.shift||d.extend?ri(d,p,y.anchor,y.head):y}else p=ri(d,p,r);i?h==-1?(h=g.length,ci(d,Nn(g.concat([p]),h),{scroll:!1,origin:"*mouse"})):g.length>1&&g[h].empty()&&"single"==n&&!t.shiftKey?(ci(d,Nn(g.slice(0,h).concat(g.slice(h+1)),0),{scroll:!1,origin:"*mouse"}),m=d.sel):oi(d,h,p,ka):(h=0,ci(d,new rl([p],0),ka),m=d.sel);var b=r,w=c.wrapper.getBoundingClientRect(),x=0,k=un(e,function(e){Fe(e)?l(e):s(e)}),C=un(e,s);e.state.selectingText=C,Wa(document,"mousemove",k),Wa(document,"mouseup",C)}function mo(e,t,r,n){var i,o;try{i=t.clientX,o=t.clientY}catch(e){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;n&&Pe(t);var a=e.display,l=a.lineDiv.getBoundingClientRect();if(o>l.bottom||!We(e,r))return De(t);o-=l.top-a.viewOffset;for(var s=0;s=i){var u=O(e.doc,o),d=e.options.gutters[s];return ze(e,r,e,u,d,t),De(t)}}}function go(e,t){return mo(e,t,"gutterClick",!0)}function vo(e,t){Ht(e.display,t)||yo(e,t)||Ne(e,t,"contextmenu")||e.display.input.onContextMenu(t)}function yo(e,t){return!!We(e,"gutterContextMenu")&&mo(e,t,"gutterContextMenu",!1)}function bo(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),nr(e)}function wo(e){function 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e},xo,!0),t("showCursorWhenSelecting",!1,Sr,!0),t("resetSelectionOnContextMenu",!0),t("lineWiseCopyCut",!0),t("readOnly",!1,function(e,t){"nocursor"==t?(Wr(e),e.display.input.blur(),e.display.disabled=!0):e.display.disabled=!1,e.display.input.readOnlyChanged(t)}),t("disableInput",!1,function(e,t){t||e.display.input.reset()},!0),t("dragDrop",!0,ko),t("allowDropFileTypes",null),t("cursorBlinkRate",530),t("cursorScrollMargin",0),t("cursorHeight",1,Sr,!0),t("singleCursorHeightPerLine",!0,Sr,!0),t("workTime",100),t("workDelay",100),t("flattenSpans",!0,In,!0),t("addModeClass",!1,In,!0),t("pollInterval",100),t("undoDepth",200,function(e,t){return e.doc.history.undoDepth=t}),t("historyEventDelay",1250),t("viewportMargin",10,function(e){return e.refresh()},!0),t("maxHighlightLength",1e4,In,!0),t("moveInputWithCursor",!0,function(e,t){t||e.display.input.resetPosition()}),t("tabindex",null,function(e,t){return e.display.input.getField().tabIndex=t||""}),t("autofocus",null)}function xo(e){An(e),pn(e),Er(e)}function ko(e,t,r){var n=r&&r!=Sl;if(!t!=!n){var i=e.display.dragFunctions,o=t?Wa:Ae;o(e.display.scroller,"dragstart",i.start),o(e.display.scroller,"dragenter",i.enter),o(e.display.scroller,"dragover",i.over),o(e.display.scroller,"dragleave",i.leave),o(e.display.scroller,"drop",i.drop)}}function Co(e){e.options.lineWrapping?(a(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(ha(e.display.wrapper,"CodeMirror-wrap"),be(e)),xr(e),pn(e),nr(e),setTimeout(function(){return Vr(e)},100)}function So(e,t){var r=this;if(!(this instanceof So))return new So(e,t);this.options=t=t?c(t):{},c(Ml,t,!1),zn(t);var n=t.value;"string"==typeof n&&(n=new dl(n,t.mode,null,t.lineSeparator)),this.doc=n;var i=new So.inputStyles[t.inputStyle](this),o=this.display=new M(e,n,i);o.wrapper.CodeMirror=this,An(this),bo(this),t.lineWrapping&&(this.display.wrapper.className+=" 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pn(e.cm)})},80))},zl.prototype.setUneditable=function(e){e.contentEditable="false"},zl.prototype.onKeyPress=function(e){0!=e.charCode&&(e.preventDefault(),this.cm.isReadOnly()||un(this.cm,Ao)(this.cm,String.fromCharCode(null==e.charCode?e.keyCode:e.charCode),0))},zl.prototype.readOnlyChanged=function(e){this.div.contentEditable=String("nocursor"!=e)},zl.prototype.onContextMenu=function(){},zl.prototype.resetPosition=function(){},zl.prototype.needsContentAttribute=!0;var Nl=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new ga,this.inaccurateSelection=!1,this.hasSelection=!1,this.composing=null};Nl.prototype.init=function(e){function t(e){if(!Ne(i,e)){if(i.somethingSelected())To({lineWise:!1,text:i.getSelections()}),n.inaccurateSelection&&(n.prevInput="",n.inaccurateSelection=!1,a.value=Al.text.join("\n"),ma(a));else{if(!i.options.lineWiseCopyCut)return;var t=Oo(i);To({lineWise:!0,text:t.text}),"cut"==e.type?i.setSelections(t.ranges,null,xa):(n.prevInput="",a.value=t.text.join("\n"),ma(a))}"cut"==e.type&&(i.state.cutIncoming=!0)}}var r=this,n=this,i=this.cm,o=this.wrapper=Eo(),a=this.textarea=o.firstChild;e.wrapper.insertBefore(o,e.wrapper.firstChild),oa&&(a.style.width="0px"),Wa(a,"input",function(){Yo&&Zo>=9&&r.hasSelection&&(r.hasSelection=null),n.poll()}),Wa(a,"paste",function(e){Ne(i,e)||zo(e,i)||(i.state.pasteIncoming=!0,n.fastPoll())}),Wa(a,"cut",t),Wa(a,"copy",t),Wa(e.scroller,"paste",function(t){Ht(e,t)||Ne(i,t)||(i.state.pasteIncoming=!0,n.focus())}),Wa(e.lineSpace,"selectstart",function(t){Ht(e,t)||Pe(t)}),Wa(a,"compositionstart",function(){var 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o=i.sel.primary();t=Da&&(o.to().line-o.from().line>100||(r=n.getSelection()).length>1e3);var a=t?"-":r||n.getSelection();this.textarea.value=a,n.state.focused&&ma(this.textarea),Yo&&Zo>=9&&(this.hasSelection=a)}else e||(this.prevInput=this.textarea.value="",Yo&&Zo>=9&&(this.hasSelection=null));this.inaccurateSelection=t}},Nl.prototype.getField=function(){return this.textarea},Nl.prototype.supportsTouch=function(){return!1},Nl.prototype.focus=function(){if("nocursor"!=this.cm.options.readOnly&&(!aa||o()!=this.textarea))try{this.textarea.focus()}catch(e){}},Nl.prototype.blur=function(){this.textarea.blur()},Nl.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},Nl.prototype.receivedFocus=function(){this.slowPoll()},Nl.prototype.slowPoll=function(){var e=this;this.pollingFast||this.polling.set(this.cm.options.pollInterval,function(){e.poll(),e.cm.state.focused&&e.slowPoll()})},Nl.prototype.fastPoll=function(){function e(){var n=r.poll();n||t?(r.pollingFast=!1,r.slowPoll()):(t=!0,r.polling.set(60,e))}var t=!1,r=this;r.pollingFast=!0,r.polling.set(20,e)},Nl.prototype.poll=function(){var e=this,t=this.cm,r=this.textarea,n=this.prevInput;if(this.contextMenuPending||!t.state.focused||ja(r)&&!n&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=r.value;if(i==n&&!t.somethingSelected())return!1;if(Yo&&Zo>=9&&this.hasSelection===i||la&&/[\uf700-\uf7ff]/.test(i))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var o=i.charCodeAt(0);if(8203!=o||n||(n="​"),8666==o)return this.reset(),this.cm.execCommand("undo")}for(var a=0,l=Math.min(n.length,i.length);a1e3||i.indexOf("\n")>-1?r.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},Nl.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Nl.prototype.onKeyPress=function(){Yo&&Zo>=9&&(this.hasSelection=null),this.fastPoll()},Nl.prototype.onContextMenu=function(e){function t(){if(null!=a.selectionStart){var e=i.somethingSelected(),t="​"+(e?a.value:"");a.value="⇚",a.value=t,n.prevInput=e?"":"​",a.selectionStart=1,a.selectionEnd=t.length,o.selForContextMenu=i.doc.sel}}function r(){if(n.contextMenuPending=!1,n.wrapper.style.cssText=d,a.style.cssText=u,Yo&&Zo<9&&o.scrollbars.setScrollTop(o.scroller.scrollTop=s),null!=a.selectionStart){(!Yo||Yo&&Zo<9)&&t();var 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e.col+=t.length,s=document.createTextNode(c),e.map.push(e.pos,e.pos+t.length,s),Yo&&Zo<9&&(d=!0),e.pos+=t.length;if(e.trailingSpace=32==c.charCodeAt(t.length-1),r||i||o||d||l){var w=r||"";i&&(w+=i),o&&(w+=o);var x=n("span",[s],w,l);return a&&(x.title=a),e.content.appendChild(x)}e.content.appendChild(s)}}function pt(e,t){if(e.length>1&&!/ /.test(e))return e;for(var r=t,n="",i=0;ic&&d.from<=c));f++);if(d.to>=u)return e(r,n,i,o,a,l,s);e(r,n.slice(0,d.to-c),i,o,null,l,s),o=null,n=n.slice(d.to-c),c=d.to}}}function mt(e,t,r,n){var i=!n&&r.widgetNode;i&&e.map.push(e.pos,e.pos+t,i),!n&&e.cm.display.input.needsContentAttribute&&(i||(i=e.content.appendChild(document.createElement("span"))),i.setAttribute("cm-marker",r.id)),i&&(e.cm.display.input.setUneditable(i),e.content.appendChild(i)),e.pos+=t,e.trailingSpace=!1}function gt(e,t,r){var n=e.markedSpans,i=e.text,o=0;if(n)for(var a,l,s,c,u,d,f,p=i.length,h=0,m=1,g="",v=0;;){if(v==h){s=c=u=d=l="",f=null,v=1/0;for(var y=[],b=void 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t=n("span","xxxxxxxxxx"),i=n("pre",[t]);r(e.measure,i);var o=t.getBoundingClientRect(),a=(o.right-o.left)/10;return a>2&&(e.cachedCharWidth=a),a||10}function yr(e){for(var t=e.display,r={},n={},i=t.gutters.clientLeft,o=t.gutters.firstChild,a=0;o;o=o.nextSibling,++a)r[e.options.gutters[a]]=o.offsetLeft+o.clientLeft+i,n[e.options.gutters[a]]=o.clientWidth;return{fixedPos:br(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:r,gutterWidth:n,wrapperWidth:t.wrapper.clientWidth}}function br(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function wr(e){var t=gr(e.display),r=e.options.lineWrapping,n=r&&Math.max(5,e.display.scroller.clientWidth/vr(e.display)-3);return function(i){if(me(e.doc,i))return 0;var o=0;if(i.widgets)for(var a=0;a=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var r=e.display.view,n=0;n=e.display.viewTo||l.to().line3&&(i(p,m.top,null,m.bottom),p=u,m.bottoms.bottom||c.bottom==s.bottom&&c.right>s.right)&&(s=c),p0?t.blinker=setInterval(function(){return t.cursorDiv.style.visibility=(r=!r)?"":"hidden"},e.options.cursorBlinkRate):e.options.cursorBlinkRate<0&&(t.cursorDiv.style.visibility="hidden")}}function Ar(e){e.state.focused||(e.display.input.focus(),Nr(e))}function Or(e){e.state.delayingBlurEvent=!0,setTimeout(function(){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1,Wr(e))},100)}function Nr(e,t){e.state.delayingBlurEvent&&(e.state.delayingBlurEvent=!1),"nocursor"!=e.options.readOnly&&(e.state.focused||(Ae(e,"focus",e,t),e.state.focused=!0,a(e.display.wrapper,"CodeMirror-focused"),e.curOp||e.display.selForContextMenu==e.doc.sel||(e.display.input.reset(),Qo&&setTimeout(function(){return e.display.input.reset(!0)},20)),e.display.input.receivedFocus()),zr(e))}function Wr(e,t){e.state.delayingBlurEvent||(e.state.focused&&(Ae(e,"blur",e,t),e.state.focused=!1,ha(e.display.wrapper,"CodeMirror-focused")),clearInterval(e.display.blinker),setTimeout(function(){e.state.focused||(e.display.shift=!1)},150))}function Er(e){var t=e.display,r=t.view;if(t.alignWidgets||t.gutters.firstChild&&e.options.fixedGutter){for(var n=br(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,o=n+"px",a=0;a.001||s<-.001)&&(A(i.line,o),Dr(i.line),i.rest))for(var c=0;c=a&&(o=N(t,ve(L(t,s))-e.wrapper.clientHeight),a=s)}return{from:o,to:Math.max(a,o+1)}}function Hr(e,t){Math.abs(e.doc.scrollTop-t)<2||(e.doc.scrollTop=t,Ko||Sn(e,{top:t}),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t),e.display.scrollbars.setScrollTop(t),Ko&&Sn(e),bn(e,100))}function Fr(e,t,r){(r?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)||(t=Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth),e.doc.scrollLeft=t,Er(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t))}function Br(e){var t=e.wheelDeltaX,r=e.wheelDeltaY;return null==t&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),null==r&&e.detail&&e.axis==e.VERTICAL_AXIS?r=e.detail:null==r&&(r=e.wheelDelta),{x:t,y:r}}function Rr(e){var t=Br(e);return t.x*=Ya,t.y*=Ya,t}function $r(e,t){var r=Br(t),n=r.x,i=r.y,o=e.display,a=o.scroller,l=a.scrollWidth>a.clientWidth,s=a.scrollHeight>a.clientHeight;if(n&&l||i&&s){if(i&&la&&Qo)e:for(var c=t.target,u=o.view;c!=a;c=c.parentNode)for(var d=0;d(window.innerHeight||document.documentElement.clientHeight)&&(o=!1),null!=o&&!ia){var a=n("div","​",null,"position: absolute;\n top: "+(t.top-r.viewOffset-Ht(e.display))+"px;\n height: "+(t.bottom-t.top+Rt(e)+r.barHeight)+"px;\n left: 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h=e.curOp&&null!=e.curOp.scrollLeft?e.curOp.scrollLeft:o.scroller.scrollLeft,m=$t(e)-(e.options.fixedGutter?o.gutters.offsetWidth:0),g=n-t>m;return g&&(n=t+m),t<10?c.scrollLeft=0:tm+h-3&&(c.scrollLeft=n+(g?0:10)-m),c}function Zr(e,t,r){null==t&&null==r||Jr(e),null!=t&&(e.curOp.scrollLeft=(null==e.curOp.scrollLeft?e.doc.scrollLeft:e.curOp.scrollLeft)+t),null!=r&&(e.curOp.scrollTop=(null==e.curOp.scrollTop?e.doc.scrollTop:e.curOp.scrollTop)+r)}function Qr(e){Jr(e);var t=e.getCursor(),r=t,n=t;e.options.lineWrapping||(r=t.ch?P(t.line,t.ch-1):t,n=P(t.line,t.ch+1)),e.curOp.scrollToPos={from:r,to:n,margin:e.options.cursorScrollMargin,isCursor:!0}}function Jr(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var r=ur(e,t.from),n=ur(e,t.to),i=Yr(e,Math.min(r.left,n.left),Math.min(r.top,n.top)-t.margin,Math.max(r.right,n.right),Math.max(r.bottom,n.bottom)+t.margin);e.scrollTo(i.scrollLeft,i.scrollTop)}}function en(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:null,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++el},bt(e.curOp)}function tn(e){var t=e.curOp;xt(t,function(e){for(var t=0;t=r.viewTo)||r.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new tl(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function on(e){e.updatedDisplay=e.mustUpdate&&kn(e.cm,e.update)}function an(e){var t=e.cm,r=t.display;e.updatedDisplay&&jr(t),e.barMeasure=Vr(t),r.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=Gt(t,r.maxLine,r.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(r.scroller.clientWidth,r.sizer.offsetLeft+e.adjustWidthTo+Rt(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,r.sizer.offsetLeft+e.adjustWidthTo-$t(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=r.input.prepareSelection(e.focus))}function ln(e){var t=e.cm;null!=e.adjustWidthTo&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeftt)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)za&&pe(e.doc,t)i.viewFrom?mn(e):(i.viewFrom+=n,i.viewTo+=n);else if(t<=i.viewFrom&&r>=i.viewTo)mn(e);else if(t<=i.viewFrom){var o=gn(e,r,r+n,1);o?(i.view=i.view.slice(o.index),i.viewFrom=o.lineN,i.viewTo+=n):mn(e)}else if(r>=i.viewTo){var a=gn(e,t,t,-1);a?(i.view=i.view.slice(0,a.index),i.viewTo=a.lineN):mn(e)}else{var l=gn(e,t,t,-1),s=gn(e,r,r+n,1);l&&s?(i.view=i.view.slice(0,l.index).concat(yt(e,l.lineN,s.lineN)).concat(i.view.slice(s.index)),i.viewTo+=n):mn(e)}var c=i.externalMeasured;c&&(r=i.lineN&&t=n.viewTo)){var o=n.view[Cr(e,t)];if(null!=o.node){var a=o.changes||(o.changes=[]);d(a,r)==-1&&a.push(r)}}}function mn(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function gn(e,t,r,n){var i,o=Cr(e,t),a=e.display.view;if(!za||r==e.doc.first+e.doc.size)return{index:o,lineN:r};for(var l=e.display.viewFrom,s=0;s0){if(o==a.length-1)return null;i=l+a[o].size-t,o++}else i=l-t;t+=i,r+=i}for(;pe(e.doc,r)!=r;){if(o==(n<0?0:a.length-1))return null;r+=n*a[o-(n<0?1:0)].size,o+=n}return{index:o,lineN:r}}function vn(e,t,r){var n=e.display,i=n.view;0==i.length||t>=n.viewTo||r<=n.viewFrom?(n.view=yt(e,t,r),n.viewFrom=t):(n.viewFrom>t?n.view=yt(e,t,n.viewFrom).concat(n.view):n.viewFromr&&(n.view=n.view.slice(0,Cr(e,r)))),n.viewTo=r}function yn(e){for(var t=e.display.view,r=0,n=0;n=e.display.viewTo)){var r=+new Date+e.options.workTime,n=_e(t.mode,Je(e,t.frontier)),i=[];t.iter(t.frontier,Math.min(t.first+t.size,e.display.viewTo+500),function(o){if(t.frontier>=e.display.viewFrom){var a=o.styles,l=o.text.length>e.options.maxHighlightLength,s=Ze(e,o,l?_e(t.mode,n):n,!0);o.styles=s.styles;var c=o.styleClasses,u=s.classes;u?o.styleClasses=u:c&&(o.styleClasses=null);for(var d=!a||a.length!=o.styles.length||c!=u&&(!c||!u||c.bgClass!=u.bgClass||c.textClass!=u.textClass),f=0;!d&&fr)return bn(e,e.options.workDelay),!0}),i.length&&cn(e,function(){for(var t=0;t=n.viewFrom&&r.visible.to<=n.viewTo&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&0==yn(e))return!1;Pr(e)&&(mn(e),r.dims=yr(e));var a=i.first+i.size,l=Math.max(r.visible.from-e.options.viewportMargin,i.first),s=Math.min(a,r.visible.to+e.options.viewportMargin);n.viewFroms&&n.viewTo-s<20&&(s=Math.min(a,n.viewTo)),za&&(l=pe(e.doc,l),s=he(e.doc,s));var c=l!=n.viewFrom||s!=n.viewTo||n.lastWrapHeight!=r.wrapperHeight||n.lastWrapWidth!=r.wrapperWidth;vn(e,l,s),n.viewOffset=ve(L(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var u=yn(e);if(!c&&0==u&&!r.force&&n.renderedView==n.view&&(null==n.updateLineNumbers||n.updateLineNumbers>=n.viewTo))return!1;var d=o();return u>4&&(n.lineDiv.style.display="none"),Mn(e,n.updateLineNumbers,r.dims),u>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,d&&o()!=d&&d.offsetHeight&&d.focus(),t(n.cursorDiv),t(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,c&&(n.lastWrapHeight=r.wrapperHeight,n.lastWrapWidth=r.wrapperWidth,bn(e,400)),n.updateLineNumbers=null,!0}function Cn(e,t){for(var r=t.viewport,n=!0;(n&&e.options.lineWrapping&&t.oldDisplayWidth!=$t(e)||(r&&null!=r.top&&(r={top:Math.min(e.doc.height+Ft(e.display)-Vt(e),r.top)}),t.visible=Ir(e.display,e.doc,r),!(t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)))&&kn(e,t);n=!1){jr(e);var i=Vr(e);Sr(e),qr(e,i),Tn(e,i)}t.signal(e,"update",e),e.display.viewFrom==e.display.reportedViewFrom&&e.display.viewTo==e.display.reportedViewTo||(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function Sn(e,t){var r=new tl(e,t);if(kn(e,r)){jr(e),Cn(e,r);var n=Vr(e);Sr(e),qr(e,n),Tn(e,n),r.finish()}}function Mn(e,r,n){function i(t){var r=t.nextSibling;return Qo&&la&&e.display.currentWheelTarget==t?t.style.display="none":t.parentNode.removeChild(t),r}for(var o=e.display,a=e.options.lineNumbers,l=o.lineDiv,s=l.firstChild,c=o.view,u=o.viewFrom,f=0;f-1&&(h=!1),St(e,p,u,n)),h&&(t(p.lineNumber),p.lineNumber.appendChild(document.createTextNode(E(e.options,u)))),s=p.node.nextSibling}else{var m=Wt(e,p,u,n);l.insertBefore(m,s)}u+=p.size}for(;s;)s=i(s)}function Ln(e){var t=e.display.gutters.offsetWidth;e.display.sizer.style.marginLeft=t+"px"}function Tn(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+Rt(e)+"px"}function zn(e){var r=e.display.gutters,i=e.options.gutters;t(r);for(var o=0;o-1&&!e.lineNumbers&&(e.gutters=e.gutters.slice(0),e.gutters.splice(t,1))}function On(e,t){var r=e[t];e.sort(function(e,t){return j(e.from(),t.from())}),t=d(e,r);for(var n=1;n=0){var a=F(o.from(),i.from()),l=H(o.to(),i.to()),s=o.empty()?i.from()==i.head:o.from()==o.head;n<=t&&--t,e.splice(--n,2,new nl(s?l:a,s?a:l))}}return new rl(e,t)}function Nn(e,t){return new rl([new nl(e,t||e)],0)}function Wn(e){return e.text?P(e.from.line+e.text.length-1,h(e.text).length+(1==e.text.length?e.from.ch:0)):e.to}function En(e,t){if(j(e,t.from)<0)return e;if(j(e,t.to)<=0)return Wn(t);var r=e.line+t.text.length-(t.to.line-t.from.line)-1,n=e.ch;return e.line==t.to.line&&(n+=Wn(t).ch-t.to.ch),P(r,n)}function Pn(e,t){for(var r=[],n=0;n1&&e.remove(l.line+1,m-1),e.insert(l.line+1,y)}kt(e,"change",e,t)}function Rn(e,t,r){function n(e,i,o){if(e.linked)for(var a=0;a1&&!e.done[e.done.length-2].ranges?(e.done.pop(),h(e.done)):void 0}function Gn(e,t,r,n){var i=e.history;i.undone.length=0;var o,a,l=+new Date;if((i.lastOp==n||i.lastOrigin==t.origin&&t.origin&&("+"==t.origin.charAt(0)&&e.cm&&i.lastModTime>l-e.cm.options.historyEventDelay||"*"==t.origin.charAt(0)))&&(o=Kn(i,i.lastOp==n)))a=h(o.changes),0==j(t.from,t.to)&&0==j(t.from,a.to)?a.to=Wn(t):o.changes.push(qn(e,t));else{var s=h(i.done);for(s&&s.ranges||Yn(e.sel,i.done),o={changes:[qn(e,t)],generation:i.generation},i.done.push(o);i.done.length>i.undoDepth;)i.done.shift(),i.done[0].ranges||i.done.shift()}i.done.push(r),i.generation=++i.maxGeneration,i.lastModTime=i.lastSelTime=l,i.lastOp=i.lastSelOp=n,i.lastOrigin=i.lastSelOrigin=t.origin,a||Ae(e,"historyAdded")}function _n(e,t,r,n){var i=t.charAt(0);return"*"==i||"+"==i&&r.ranges.length==n.ranges.length&&r.somethingSelected()==n.somethingSelected()&&new Date-e.history.lastSelTime<=(e.cm?e.cm.options.historyEventDelay:500)}function Xn(e,t,r,n){var i=e.history,o=n&&n.origin;r==i.lastSelOp||o&&i.lastSelOrigin==o&&(i.lastModTime==i.lastSelTime&&i.lastOrigin==o||_n(e,o,h(i.done),t))?i.done[i.done.length-1]=t:Yn(t,i.done),i.lastSelTime=+new Date,i.lastSelOrigin=o,i.lastSelOp=r,n&&n.clearRedo!==!1&&Un(i.undone)}function Yn(e,t){var r=h(t);r&&r.ranges&&r.equals(e)||t.push(e)}function Zn(e,t,r,n){var i=t["spans_"+e.id],o=0;e.iter(Math.max(e.first,r),Math.min(e.first+e.size,n),function(r){r.markedSpans&&((i||(i=t["spans_"+e.id]={}))[o]=r.markedSpans),++o})}function Qn(e){if(!e)return null;for(var t,r=0;r-1&&(h(l)[f]=c[f],delete c[f])}}}return n}function ri(e,t,r,n){if(e.cm&&e.cm.display.shift||e.extend){var i=t.anchor;if(n){var o=j(r,i)<0;o!=j(n,i)<0?(i=r,r=n):o!=j(r,n)<0&&(r=n)}return new nl(i,r)}return new nl(n||r,r)}function ni(e,t,r,n){ci(e,new rl([ri(e,e.sel.primary(),t,r)],0),n)}function ii(e,t,r){for(var n=[],i=0;i=t.ch:l.to>t.ch))){if(i&&(Ae(s,"beforeCursorEnter"),s.explicitlyCleared)){if(o.markedSpans){--a;continue}break}if(!s.atomic)continue;if(r){var c=s.find(n<0?1:-1),u=void 0;if((n<0?s.inclusiveRight:s.inclusiveLeft)&&(c=gi(e,c,-n,c&&c.line==t.line?o:null)),c&&c.line==t.line&&(u=j(c,r))&&(n<0?u<0:u>0))return hi(e,c,t,n,i)}var d=s.find(n<0?-1:1);return(n<0?s.inclusiveLeft:s.inclusiveRight)&&(d=gi(e,d,n,d.line==t.line?o:null)),d?hi(e,d,t,n,i):null}}return t}function mi(e,t,r,n,i){var o=n||1,a=hi(e,t,r,o,i)||!i&&hi(e,t,r,o,!0)||hi(e,t,r,-o,i)||!i&&hi(e,t,r,-o,!0);return a?a:(e.cantEdit=!0,P(e.first,0))}function gi(e,t,r,n){return r<0&&0==t.ch?t.line>e.first?R(e,P(t.line-1)):null:r>0&&t.ch==(n||L(e,t.line)).text.length?t.line=0;--i)wi(e,{from:n[i].from,to:n[i].to,text:i?[""]:t.text});else wi(e,t)}}function wi(e,t){if(1!=t.text.length||""!=t.text[0]||0!=j(t.from,t.to)){var r=Pn(e,t);Gn(e,t,r,e.cm?e.cm.curOp.id:NaN),Ci(e,t,r,Q(e,t));var n=[];Rn(e,function(e,r){r||d(n,e.history)!=-1||(zi(e.history,t),n.push(e.history)),Ci(e,t,null,Q(e,t))})}}function xi(e,t,r){if(!e.cm||!e.cm.state.suppressEdits||r){for(var n,i=e.history,o=e.sel,a="undo"==t?i.done:i.undone,l="undo"==t?i.undone:i.done,s=0;s=0;--p){var m=f(p);if(m)return m.v}}}}function ki(e,t){if(0!=t&&(e.first+=t,e.sel=new rl(m(e.sel.ranges,function(e){return new nl(P(e.anchor.line+t,e.anchor.ch),P(e.head.line+t,e.head.ch))}),e.sel.primIndex),e.cm)){pn(e.cm,e.first,e.first-t,t);for(var r=e.cm.display,n=r.viewFrom;ne.lastLine())){if(t.from.lineo&&(t={from:t.from,to:P(o,L(e,o).text.length),text:[t.text[0]],origin:t.origin}),t.removed=T(e,t.from,t.to),r||(r=Pn(e,t)),e.cm?Si(e.cm,t,n):Bn(e,t,n),ui(e,r,xa)}}function Si(e,t,r){var n=e.doc,i=e.display,o=t.from,a=t.to,l=!1,s=o.line;e.options.lineWrapping||(s=O(ue(L(n,o.line))),n.iter(s,a.line+1,function(e){if(e==i.maxLine)return l=!0,!0})),n.sel.contains(t.from,t.to)>-1&&Ne(e),Bn(n,t,r,wr(e)),e.options.lineWrapping||(n.iter(s,o.line+t.text.length,function(e){var t=ye(e);t>i.maxLineLength&&(i.maxLine=e,i.maxLineLength=t,i.maxLineChanged=!0,l=!1)}),l&&(e.curOp.updateMaxLine=!0)),n.frontier=Math.min(n.frontier,o.line),bn(e,400);var c=t.text.length-(a.line-o.line)-1;t.full?pn(e):o.line!=a.line||1!=t.text.length||Fn(e.doc,t)?pn(e,o.line,a.line+1,c):hn(e,o.line,"text");var u=We(e,"changes"),d=We(e,"change");if(d||u){var f={from:o,to:a,text:t.text,removed:t.removed,origin:t.origin};d&&kt(e,"change",e,f),u&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(f)}e.display.selForContextMenu=null}function Mi(e,t,r,n,i){if(n||(n=r),j(n,r)<0){var o=n;n=r,r=o}"string"==typeof t&&(t=e.splitLines(t)),bi(e,{from:r,to:n,text:t,origin:i})}function Li(e,t,r,n){r0||0==l&&a.clearWhenEmpty!==!1)return a;if(a.replacedWith&&(a.collapsed=!0,a.widgetNode=n("span",[a.replacedWith],"CodeMirror-widget"),a.widgetNode.setAttribute("role","presentation"),i.handleMouseEvents||a.widgetNode.setAttribute("cm-ignore-events","true"),i.insertLeft&&(a.widgetNode.insertLeft=!0)),a.collapsed){if(ce(e,t.line,t,r,a)||t.line!=r.line&&ce(e,r.line,t,r,a))throw new Error("Inserting collapsed marker partially overlapping an existing one");U()}a.addToHistory&&Gn(e,{from:t,to:r,origin:"markText"},e.sel,NaN);var s,u=t.line,d=e.cm;if(e.iter(u,r.line+1,function(e){d&&a.collapsed&&!d.options.lineWrapping&&ue(e)==d.display.maxLine&&(s=!0),a.collapsed&&u!=t.line&&A(e,0),X(e,new K(a,u==t.line?t.ch:null,u==r.line?r.ch:null)),++u}),a.collapsed&&e.iter(t.line,r.line+1,function(t){me(e,t)&&A(t,0)}),a.clearOnEnter&&Wa(a,"beforeCursorEnter",function(){return a.clear()}),a.readOnly&&(q(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),a.collapsed&&(a.id=++ll,a.atomic=!0),d){if(s&&(d.curOp.updateMaxLine=!0),a.collapsed)pn(d,t.line,r.line+1);else if(a.className||a.title||a.startStyle||a.endStyle||a.css)for(var f=t.line;f<=r.line;f++)hn(d,f,"text");a.atomic&&fi(d.doc),kt(d,"markerAdded",d,a)}return a}function Ei(e,t,r,n,i){n=c(n),n.shared=!1;var o=[Wi(e,t,r,n,i)],a=o[0],l=n.widgetNode;return Rn(e,function(e){l&&(n.widgetNode=l.cloneNode(!0)),o.push(Wi(e,R(e,t),R(e,r),n,i));for(var s=0;s-1)return t.state.draggingText(e),void setTimeout(function(){return t.display.input.focus()},20);try{var c=e.dataTransfer.getData("Text");if(c){var u;if(t.state.draggingText&&!t.state.draggingText.copy&&(u=t.listSelections()),ui(t.doc,Nn(r,r)),u)for(var f=0;f=0;t--)Mi(e.doc,"",n[t].from,n[t].to,"+delete");Qr(e)})}function Qi(e,t){var r=L(e.doc,t),n=ue(r);return n!=r&&(t=O(n)),Me(!0,e,n,t,1)}function Ji(e,t){var r=L(e.doc,t),n=de(r);return n!=r&&(t=O(n)),Me(!0,e,r,t,-1)}function eo(e,t){var r=Qi(e,t.line),n=L(e.doc,r.line),i=ke(n);if(!i||0==i[0].level){var o=Math.max(0,n.text.search(/\S/)),a=t.line==r.line&&t.ch<=o&&t.ch;return P(r.line,a?0:o,r.sticky)}return r}function to(e,t,r){if("string"==typeof t&&(t=xl[t],!t))return!1;e.display.input.ensurePolled();var n=e.display.shift,i=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),r&&(e.display.shift=!1),i=t(e)!=wa}finally{e.display.shift=n,e.state.suppressEdits=!1}return i}function ro(e,t,r){for(var n=0;ni-400&&0==j(wl.pos,r)?n="triple":bl&&bl.time>i-400&&0==j(bl.pos,r)?(n="double",wl={time:i,pos:r}):(n="single",bl={time:i,pos:r});var a,l=e.doc.sel,c=la?t.metaKey:t.ctrlKey;e.options.dragDrop&&Ea&&!e.isReadOnly()&&"single"==n&&(a=l.contains(r))>-1&&(j((a=l.ranges[a]).from(),r)<0||r.xRel>0)&&(j(a.to(),r)>0||r.xRel<0)?po(e,t,r,c):ho(e,t,r,n,c)}function po(e,t,r,n){var i=e.display,o=+new Date,a=un(e,function(l){Qo&&(i.scroller.draggable=!1),e.state.draggingText=!1,ze(document,"mouseup",a),ze(i.scroller,"drop",a),Math.abs(t.clientX-l.clientX)+Math.abs(t.clientY-l.clientY)<10&&(Pe(l),!n&&+new Date-200w&&i.push(new nl(P(g,w),P(g,f(y,c,o))))}i.length||i.push(new nl(r,r)),ci(d,On(m.ranges.slice(0,h).concat(i),h),{origin:"*mouse",scroll:!1}),e.scrollIntoView(t)}else{var x=p,k=x.anchor,C=t;if("single"!=n){var S;S="double"==n?e.findWordAt(t):new nl(P(t.line,0),R(d,P(t.line+1,0))),j(S.anchor,k)>0?(C=S.head,k=F(x.from(),S.anchor)):(C=S.anchor,k=H(x.to(),S.head))}var M=m.ranges.slice(0);M[h]=new nl(R(d,k),C),ci(d,On(M,h),ka)}}function l(t){var r=++x,i=kr(e,t,!0,"rect"==n);if(i)if(0!=j(i,b)){e.curOp.focus=o(),a(i);var s=Ir(c,d);(i.line>=s.to||i.linew.bottom?20:0;u&&setTimeout(un(e,function(){x==r&&(c.scroller.scrollTop+=u,l(t))}),50)}}function s(t){e.state.selectingText=!1,x=1/0,Pe(t),c.input.focus(),ze(document,"mousemove",k),ze(document,"mouseup",C),d.history.lastSelOrigin=null}var c=e.display,d=e.doc;Pe(t);var p,h,m=d.sel,g=m.ranges;if(i&&!t.shiftKey?(h=d.sel.contains(r),p=h>-1?g[h]:new nl(r,r)):(p=d.sel.primary(),h=d.sel.primIndex),sa?t.shiftKey&&t.metaKey:t.altKey)n="rect",i||(p=new nl(r,r)),r=kr(e,t,!0,!0),h=-1;else if("double"==n){var v=e.findWordAt(r);p=e.display.shift||d.extend?ri(d,p,v.anchor,v.head):v}else if("triple"==n){var y=new nl(P(r.line,0),R(d,P(r.line+1,0)));p=e.display.shift||d.extend?ri(d,p,y.anchor,y.head):y}else p=ri(d,p,r);i?h==-1?(h=g.length,ci(d,On(g.concat([p]),h),{scroll:!1,origin:"*mouse"})):g.length>1&&g[h].empty()&&"single"==n&&!t.shiftKey?(ci(d,On(g.slice(0,h).concat(g.slice(h+1)),0),{scroll:!1,origin:"*mouse"}),m=d.sel):oi(d,h,p,ka):(h=0,ci(d,new rl([p],0),ka),m=d.sel);var 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Va,qa={},Ua={},Ka=null,Ga=null,_a={left:0,right:0,top:0,bottom:0},Xa=0,Ya=null;Yo?Ya=-.53:Ko?Ya=15:ea?Ya=-.7:ra&&(Ya=-1/3);var Za=function(e,t,r){this.cm=r;var i=this.vert=n("div",[n("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),o=this.horiz=n("div",[n("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");e(i),e(o),Wa(i,"scroll",function(){i.clientHeight&&t(i.scrollTop,"vertical")}),Wa(o,"scroll",function(){o.clientWidth&&t(o.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,Yo&&Zo<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};Za.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,r=e.scrollHeight>e.clientHeight+1,n=e.nativeBarWidth;if(r){this.vert.style.display="block",this.vert.style.bottom=t?n+"px":"0";var i=e.viewHeight-(t?n:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else 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e=la&&!na?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new ga,this.disableVert=new ga},Za.prototype.enableZeroWidthBar=function(e,t){function r(){var n=e.getBoundingClientRect(),i=document.elementFromPoint(n.left+1,n.bottom-1);i!=e?e.style.pointerEvents="none":t.set(1e3,r)}e.style.pointerEvents="auto",t.set(1e3,r)},Za.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var Qa=function(){};Qa.prototype.update=function(){return{bottom:0,right:0}},Qa.prototype.setScrollLeft=function(){},Qa.prototype.setScrollTop=function(){},Qa.prototype.clear=function(){};var Ja={native:Za,null:Qa},el=0,tl=function(e,t,r){var n=e.display;this.viewport=t,this.visible=Ir(n,e.doc,t),this.editorIsHidden=!n.wrapper.offsetWidth,this.wrapperHeight=n.wrapper.clientHeight,this.wrapperWidth=n.wrapper.clientWidth,this.oldDisplayWidth=$t(e),this.force=r,this.dims=yr(e),this.events=[]};tl.prototype.signal=function(e,t){We(e,t)&&this.events.push(arguments)},tl.prototype.finish=function(){for(var e=this,t=0;t=0&&j(e,i.to())<=0)return n}return-1};var nl=function(e,t){this.anchor=e,this.head=t};nl.prototype.from=function(){return F(this.anchor,this.head)},nl.prototype.to=function(){return H(this.anchor,this.head)},nl.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};var il=function(e){var t=this;this.lines=e,this.parent=null;for(var r=0,n=0;n1||!(this.children[0]instanceof il))){var s=[];this.collapse(s),this.children=[new il(s)],this.children[0].parent=this}},ol.prototype.collapse=function(e){for(var t=this,r=0;r50){for(var 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t},findMarks:function(e,t,r){e=R(this,e),t=R(this,t);var n=[],i=e.line;return this.iter(e.line,t.line+1,function(o){var a=o.markedSpans;if(a)for(var l=0;l=s.to||null==s.from&&i!=e.line||null!=s.from&&i==t.line&&s.from>=t.ch||r&&!r(s.marker)||n.push(s.marker.parent||s.marker)}++i}),n},getAllMarks:function(){var e=[];return this.iter(function(t){var r=t.markedSpans;if(r)for(var n=0;ne?(t=e,!0):(e-=o,void++r)}),R(this,P(r,t))},indexFromPos:function(e){e=R(this,e);var t=e.ch;if(e.linet&&(t=e.from),null!=e.to&&e.to0)i=new P(i.line,i.ch+1),e.replaceRange(o.charAt(i.ch-1)+o.charAt(i.ch-2),P(i.line,i.ch-2),i,"+transpose");else if(i.line>e.doc.first){var a=L(e.doc,i.line-1).text;a&&(i=new P(i.line,1),e.replaceRange(o.charAt(0)+e.doc.lineSeparator()+a.charAt(a.length-1),P(i.line-1,a.length-1),i,"+transpose"))}r.push(new nl(i,i))}e.setSelections(r)})},newlineAndIndent:function(e){return cn(e,function(){for(var t=e.listSelections(),r=t.length-1;r>=0;r--)e.replaceRange(e.doc.lineSeparator(),t[r].anchor,t[r].head,"+input");t=e.listSelections();for(var n=0;ne.firstLine()&&(n=P(n.line-1,L(e.doc,n.line-1).length)),i.ch==L(e.doc,i.line).text.length&&i.linet.viewTo-1)return!1;var o,a,l;n.line==t.viewFrom||0==(o=Cr(e,n.line))?(a=O(t.view[0].line),l=t.view[0].node):(a=O(t.view[o].line),l=t.view[o-1].node.nextSibling);var s,c,u=Cr(e,i.line);if(u==t.view.length-1?(s=t.viewTo-1,c=t.lineDiv.lastChild):(s=O(t.view[u+1].line)-1,c=t.view[u+1].node.previousSibling),!l)return!1;for(var d=e.doc.splitLines(Fo(e,l,c,a,s)),f=T(e.doc,P(a,0),P(s,L(e.doc,s).text.length));d.length>1&&f.length>1;)if(h(d)==h(f))d.pop(),f.pop(),s--;else{if(d[0]!=f[0])break;d.shift(),f.shift(),a++}for(var p=0,m=0,g=d[0],v=f[0],y=Math.min(g.length,v.length);p1||d[0]||j(k,C)?(Mi(e.doc,d,k,C,"+input"),!0):void 0},Al.prototype.ensurePolled=function(){this.forceCompositionEnd()},Al.prototype.reset=function(){this.forceCompositionEnd()},Al.prototype.forceCompositionEnd=function(){this.composing&&(clearTimeout(this.readDOMTimeout),this.composing=null,this.pollContent()||pn(this.cm),this.div.blur(),this.div.focus())},Al.prototype.readFromDOMSoon=function(){var e=this;null==this.readDOMTimeout&&(this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing){if(!e.composing.done)return;e.composing=null}!e.cm.isReadOnly()&&e.pollContent()||cn(e.cm,function(){return pn(e.cm)})},80))},Al.prototype.setUneditable=function(e){e.contentEditable="false"},Al.prototype.onKeyPress=function(e){0!=e.charCode&&(e.preventDefault(),this.cm.isReadOnly()||un(this.cm,zo)(this.cm,String.fromCharCode(null==e.charCode?e.keyCode:e.charCode),0))},Al.prototype.readOnlyChanged=function(e){this.div.contentEditable=String("nocursor"!=e)},Al.prototype.onContextMenu=function(){},Al.prototype.resetPosition=function(){},Al.prototype.needsContentAttribute=!0;var Ol=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new ga,this.inaccurateSelection=!1,this.hasSelection=!1,this.composing=null};Ol.prototype.init=function(e){function t(e){if(!Oe(i,e)){if(i.somethingSelected())To({lineWise:!1,text:i.getSelections()}),n.inaccurateSelection&&(n.prevInput="",n.inaccurateSelection=!1,a.value=zl.text.join("\n"),ma(a));else{if(!i.options.lineWiseCopyCut)return;var t=No(i);To({lineWise:!0,text:t.text}),"cut"==e.type?i.setSelections(t.ranges,null,xa):(n.prevInput="",a.value=t.text.join("\n"),ma(a))}"cut"==e.type&&(i.state.cutIncoming=!0)}}var r=this,n=this,i=this.cm,o=this.wrapper=Eo(),a=this.textarea=o.firstChild;e.wrapper.insertBefore(o,e.wrapper.firstChild),oa&&(a.style.width="0px"),Wa(a,"input",function(){Yo&&Zo>=9&&r.hasSelection&&(r.hasSelection=null),n.poll()}),Wa(a,"paste",function(e){Oe(i,e)||Ao(e,i)||(i.state.pasteIncoming=!0,n.fastPoll())}),Wa(a,"cut",t),Wa(a,"copy",t),Wa(e.scroller,"paste",function(t){It(e,t)||Oe(i,t)||(i.state.pasteIncoming=!0,n.focus())}),Wa(e.lineSpace,"selectstart",function(t){It(e,t)||Pe(t)}),Wa(a,"compositionstart",function(){var e=i.getCursor("from");n.composing&&n.composing.range.clear(),n.composing={start:e,range:i.markText(e,i.getCursor("to"),{className:"CodeMirror-composing"})}}),Wa(a,"compositionend",function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)})},Ol.prototype.prepareSelection=function(){var e=this.cm,t=e.display,r=e.doc,n=Mr(e);if(e.options.moveInputWithCursor){var i=cr(e,r.sel.primary().head,"div"),o=t.wrapper.getBoundingClientRect(),a=t.lineDiv.getBoundingClientRect();n.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+a.top-o.top)),n.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+a.left-o.left))}return n},Ol.prototype.showSelection=function(e){var t=this.cm,n=t.display;r(n.cursorDiv,e.cursors),r(n.selectionDiv,e.selection),null!=e.teTop&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},Ol.prototype.reset=function(e){if(!this.contextMenuPending){var t,r,n=this.cm,i=n.doc;if(n.somethingSelected()){this.prevInput="";var o=i.sel.primary();t=Da&&(o.to().line-o.from().line>100||(r=n.getSelection()).length>1e3);var a=t?"-":r||n.getSelection();this.textarea.value=a,n.state.focused&&ma(this.textarea),Yo&&Zo>=9&&(this.hasSelection=a)}else e||(this.prevInput=this.textarea.value="",Yo&&Zo>=9&&(this.hasSelection=null));this.inaccurateSelection=t}},Ol.prototype.getField=function(){return this.textarea},Ol.prototype.supportsTouch=function(){return!1},Ol.prototype.focus=function(){if("nocursor"!=this.cm.options.readOnly&&(!aa||o()!=this.textarea))try{this.textarea.focus()}catch(e){}},Ol.prototype.blur=function(){this.textarea.blur()},Ol.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},Ol.prototype.receivedFocus=function(){this.slowPoll()},Ol.prototype.slowPoll=function(){var e=this;this.pollingFast||this.polling.set(this.cm.options.pollInterval,function(){e.poll(),e.cm.state.focused&&e.slowPoll()})},Ol.prototype.fastPoll=function(){function e(){var 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this.iframeClass }, on: { error: this.handleError @@ -47,19 +54,31 @@ export default { }) } - return h('div', { class: 'vuep' }, [ - h(Editor, { - class: 'vuep-editor', - props: { - value: this.content, - options: this.options + const editor = h(Editor, { + class: 'vuep-editor', + props: { + value: this.content, + options: this.options + }, + on: { + change: [this.executeCode, val => this.$emit('input', val)] + } + }) + + let children = [editor, win] + if (this.$slots.default) { + children = this.addSlots(h, this.$slots.default, [ + { + name: 'vuep-preview', + child: win }, - on: { - change: [this.executeCode, val => this.$emit('input', val)] + { + name: 'vuep-editor', + child: editor } - }), - win - ]) + ]) + } + return h('div', { class: 'vuep' }, children) }, watch: { @@ -91,6 +110,21 @@ export default { }, methods: { + addSlots (h, vnodes, slots) { + return vnodes.map(vnode => { + let children = [] + slots.forEach(({ name, child }) => { + if (vnode.data && vnode.data.attrs && vnode.data.attrs[name] !== undefined) { + children = [child] + } + }) + if (!children.length && vnode.children && vnode.children.length) { + children = this.addSlots(h, vnode.children, slots) + } + return h(vnode.tag, vnode.data, children) + }) + }, + handleError (err) { /* istanbul ignore next */ this.error = err diff --git a/src/components/preview.js b/src/components/preview.js index 8822051..beabd73 100644 --- a/src/components/preview.js +++ b/src/components/preview.js @@ -1,10 +1,12 @@ import Vue from 'vue/dist/vue.common' import assign from '../utils/assign' // eslint-disable-line +import IframeResizer from '../utils/iframe-resizer' +import IframeStyler from '../utils/iframe-styler' export default { name: 'preview', - props: ['value', 'styles', 'keepData', 'iframe'], + props: ['value', 'styles', 'keepData', 'iframe', 'fitIframe', 'iframeClass'], render (h) { this.className = 'vuep-scoped-' + this._uid @@ -16,6 +18,13 @@ export default { ]) }, + data () { + return { + resizer: null, + styler: null + } + }, + computed: { scopedStyle () { return this.styles @@ -27,15 +36,55 @@ export default { mounted () { this.$watch('value', this.renderCode, { immediate: true }) if (this.iframe) { - this.$el.addEventListener('load', this.renderCode) + // Firefox needs the iframe to be loaded + if (this.$el.contentDocument.readyState === 'complete') { + this.initIframe() + } else { + this.$el.addEventListener('load', this.initIframe) + } + this.$watch('fitIframe', (fitIframe) => { + fitIframe ? this.startResizer() : this.stopResizer() + }, { immediate: true }) } }, beforeDestroy () { if (this.iframe) { - this.$el.removeEventListener('load', this.renderCode) + this.$el.removeEventListener('load', this.initIframe) + this.cleanupIframe() } }, methods: { + initIframe () { + this.resizer = new IframeResizer(this.$el) + this.styler = new IframeStyler(this.$el) + this.renderCode() + this.startStyler() + }, + cleanupIframe () { + this.stopResizer() + this.stopStyler() + }, + startResizer () { + if (this.resizer) { + this.resizer.start() + } + }, + stopResizer () { + if (this.resizer) { + this.resizer.stop() + } + }, + startStyler () { + if (this.styler) { + this.styler.start() + this.styler.setStyles(this.styles) + } + }, + stopStyler () { + if (this.styler) { + this.styler.stop() + } + }, renderCode () { // Firefox needs the iframe to be loaded if (this.iframe && this.$el.contentDocument.readyState !== 'complete') { @@ -55,22 +104,10 @@ export default { container.appendChild(this.codeEl) if (this.iframe) { - const head = this.$el.contentDocument.head - if (this.styleEl) { - head.removeChild(this.styleEl) - for (const key in this.styleNodes) { - head.removeChild(this.styleNodes[key]) - } + container.classList.add(this.iframeClass) + if (this.styler) { + this.styler.setStyles(this.styles) } - this.styleEl = document.createElement('style') - this.styleEl.appendChild(document.createTextNode(this.styles)) - this.styleNodes = [] - const documentStyles = getDocumentStyle() - for (const key in documentStyles) { - this.styleNodes[key] = documentStyles[key].cloneNode(true) - head.appendChild(this.styleNodes[key]) - } - head.appendChild(this.styleEl) } try { @@ -96,9 +133,3 @@ function insertScope (style, scope) { return g1 ? `${g1} ${scope} ${g2}` : `${scope} ${g2}` }) } - -function getDocumentStyle () { - const links = document.querySelectorAll('link[rel="stylesheet"]') - const styles = document.querySelectorAll('style') - return Array.from(links).concat(Array.from(styles)) -} diff --git a/src/utils/iframe-resizer.js b/src/utils/iframe-resizer.js new file mode 100644 index 0000000..2c1053c --- /dev/null +++ b/src/utils/iframe-resizer.js @@ -0,0 +1,119 @@ +export default class IframeResizer { + constructor ($el) { + this.$el = $el + this.observer = null + this.resize = this.resizeIframe.bind(this) + } + + start () { + this.resize() + } + + stop () { + this.stopObserve() + } + + observe () { + this.bindResizeObserver() + this.bindLoadObserver() + this.bindContentObserver() + } + + stopObserve () { + this.unbindResizeObserver() + this.unbindLoadObserver() + this.unbindContentObserver() + } + + resizeIframe () { + if (!this.$el || !this.$el.contentWindow) { + return + } + this.stopObserve() + const body = this.$el.contentWindow.document.body + // Add element for height calculation + const heightEl = document.createElement('div') + body.appendChild(heightEl) + const padding = getPadding(this.$el) + const bodyOffset = getPadding(body) + getMargin(body) + this.$el.style.height = `${heightEl.offsetTop + padding + bodyOffset}px` + body.removeChild(heightEl) + setTimeout(this.observe.bind(this), 100) + } + + bindResizeObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.addEventListener( + 'resize', + this.resize + ) + } + } + + unbindResizeObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.removeEventListener( + 'resize', + this.resize + ) + } + } + + // Listen for async loaded content (images) + bindLoadObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.document.body.addEventListener( + 'load', + this.resize, + true + ) + } + } + + unbindLoadObserver () { + if (this.$el && this.$el.contentWindow) { + this.$el.contentWindow.document.body.removeEventListener( + 'load', + this.resize + ) + } + } + + bindContentObserver () { + if (!this.$el || !this.$el.contentWindow) { + return + } + const MutationObserver = window.MutationObserver || window.WebKitMutationObserver + if (MutationObserver) { + const target = this.$el.contentWindow.document.body + const config = { + attributes: true, + attributeOldValue: false, + characterData: true, + characterDataOldValue: false, + childList: true, + subtree: true + } + this.observer = new MutationObserver(this.resize) + this.observer.observe(target, config) + } + } + + unbindContentObserver () { + if (this.observer) { + this.observer.disconnect() + } + } +} + +function getPadding (e) { + return getProperty(e, 'padding-top') + getProperty(e, 'padding-bottom') +} + +function getMargin (e) { + return getProperty(e, 'margin-top') + getProperty(e, 'margin-bottom') +} + +function getProperty (e, p) { + return parseInt(window.getComputedStyle(e, null).getPropertyValue(p)) +} diff --git a/src/utils/iframe-styler.js b/src/utils/iframe-styler.js new file mode 100644 index 0000000..a79bd92 --- /dev/null +++ b/src/utils/iframe-styler.js @@ -0,0 +1,70 @@ +export default class IframeStyler { + constructor ($el) { + this.$el = $el + this.observer = null + this.style = this.styleIframe.bind(this) + this.styleEl = null + this.styleNodes = [] + this.styles = null + } + + start () { + this.observe() + this.style() + } + + stop () { + this.stopObserve() + } + + setStyles (styles) { + this.styles = styles + this.style() + } + + observe () { + const MutationObserver = window.MutationObserver || window.WebKitMutationObserver + if (MutationObserver) { + const head = document.querySelector('head') + const config = { attributes: true, childList: true, subtree: true } + this.observer = new MutationObserver(this.style) + this.observer.observe(head, config) + } + } + + stopObserve () { + if (this.observer) { + this.observer.disconnect() + } + } + + styleIframe () { + if (!this.$el || !this.$el.contentDocument) { + return + } + const head = this.$el.contentDocument.head + // Remove old styles + if (this.styleEl) { + head.removeChild(this.styleEl) + } + for (const key in this.styleNodes) { + head.removeChild(this.styleNodes[key]) + } + // Set new styles + this.styleEl = document.createElement('style') + this.styleEl.appendChild(document.createTextNode(this.styles)) + this.styleNodes = [] + const documentStyles = getDocumentStyle() + for (const key in documentStyles) { + this.styleNodes[key] = documentStyles[key].cloneNode(true) + head.appendChild(this.styleNodes[key]) + } + head.appendChild(this.styleEl) + } +} + +function getDocumentStyle () { + const links = document.querySelectorAll('link[rel="stylesheet"]') + const styles = document.querySelectorAll('style') + return Array.from(links).concat(Array.from(styles)) +} diff --git a/test.html b/test.html index 9259cb9..71792ec 100644 --- a/test.html +++ b/test.html @@ -29,8 +29,37 @@

Single File Component with <features> from scope

Single File Component displayed in iframe

- +
+

Single File Component displayed in iframe with fit-iframe

+ +
+ +
+

Single File Component with custom layout

+ + +
+
+
+
+ +
+ + + + + +