Merge branch 'master' into spellchecker

2025-12-13 17:56:25 +00:00 · 2018-11-08 11:19:46 +01:00
parent 6c7ed82fa9 fdb1ef540d
commit c6f1f97a57
23 changed files with 1084 additions and 313 deletions
--- a/browser/components/CodeEditor.js
+++ b/browser/components/CodeEditor.js
@@ -72,6 +72,8 @@ export default class CodeEditor extends React.Component {
      }
    }
    this.editorActivityHandler = () => this.handleEditorActivity()
+
+    this.turndownService = new TurndownService()
  }

  handleSearch (msg) {
--- a/browser/components/MarkdownEditor.js
+++ b/browser/components/MarkdownEditor.js
@@ -6,6 +6,7 @@ import CodeEditor from 'browser/components/CodeEditor'
 import MarkdownPreview from 'browser/components/MarkdownPreview'
 import eventEmitter from 'browser/main/lib/eventEmitter'
 import { findStorage } from 'browser/lib/findStorage'
+import ConfigManager from 'browser/main/lib/ConfigManager'

 class MarkdownEditor extends React.Component {
  constructor (props) {
@@ -18,7 +19,7 @@ class MarkdownEditor extends React.Component {
    this.supportMdSelectionBold = [16, 17, 186]

    this.state = {
-      status: 'PREVIEW',
+      status: props.config.editor.switchPreview === 'RIGHTCLICK' ? props.config.editor.delfaultStatus : 'PREVIEW',
      renderValue: props.value,
      keyPressed: new Set(),
      isLocked: false
@@ -76,9 +77,7 @@ class MarkdownEditor extends React.Component {
  handleContextMenu (e) {
    const { config } = this.props
    if (config.editor.switchPreview === 'RIGHTCLICK') {
-      const newStatus = this.state.status === 'PREVIEW'
-        ? 'CODE'
-        : 'PREVIEW'
+      const newStatus = this.state.status === 'PREVIEW' ? 'CODE' : 'PREVIEW'
      this.setState({
        status: newStatus
      }, () => {
@@ -88,6 +87,10 @@ class MarkdownEditor extends React.Component {
          this.refs.preview.focus()
        }
        eventEmitter.emit('topbar:togglelockbutton', this.state.status)
+
+        const newConfig = Object.assign({}, config)
+        newConfig.editor.delfaultStatus = newStatus
+        ConfigManager.set(newConfig)
      })
    }
  }
--- a/browser/components/MarkdownPreview.js
+++ b/browser/components/MarkdownPreview.js
@@ -16,6 +16,8 @@ import convertModeName from 'browser/lib/convertModeName'
 import copy from 'copy-to-clipboard'
 import mdurl from 'mdurl'
 import exportNote from 'browser/main/lib/dataApi/exportNote'
+import { escapeHtmlCharacters } from 'browser/lib/utils'
+import yaml from 'js-yaml'
 import context from 'browser/lib/context'
 import i18n from 'browser/lib/i18n'
 import fs from 'fs'
@@ -737,7 +739,6 @@ export default class MarkdownPreview extends React.Component {
            el.addEventListener('click', this.linkClickHandler)
          })
        } catch (e) {
-          console.error(e)
          el.className = 'flowchart-error'
          el.innerHTML = 'Flowchart parse error: ' + e.message
        }
@@ -758,7 +759,6 @@ export default class MarkdownPreview extends React.Component {
            el.addEventListener('click', this.linkClickHandler)
          })
        } catch (e) {
-          console.error(e)
          el.className = 'sequence-error'
          el.innerHTML = 'Sequence diagram parse error: ' + e.message
        }
@@ -769,14 +769,21 @@ export default class MarkdownPreview extends React.Component {
      this.refs.root.contentWindow.document.querySelectorAll('.chart'),
      el => {
        try {
-          const chartConfig = JSON.parse(el.innerHTML)
+          const format = el.attributes.getNamedItem('data-format').value
+          const chartConfig = format === 'yaml' ? yaml.load(el.innerHTML) : JSON.parse(el.innerHTML)
          el.innerHTML = ''
-          var canvas = document.createElement('canvas')
+
+          const canvas = document.createElement('canvas')
          el.appendChild(canvas)
-          /* eslint-disable no-new */
-          new Chart(canvas, chartConfig)
+
+          const height = el.attributes.getNamedItem('data-height')
+          if (height && height.value !== 'undefined') {
+            el.style.height = height.value + 'vh'
+            canvas.height = height.value + 'vh'
+          }
+
+          const chart = new Chart(canvas, chartConfig)
        } catch (e) {
-          console.error(e)
          el.className = 'chart-error'
          el.innerHTML = 'chartjs diagram parse error: ' + e.message
        }
--- a/browser/components/markdown.styl
+++ b/browser/components/markdown.styl
@@ -209,41 +209,39 @@ code
  text-decoration none
  margin-right 2px
 pre
-  padding 0.5em !important
+  padding 0.5rem !important
  border solid 1px #D1D1D1
  border-radius 5px
  overflow-x auto
-  margin 0 0 1em
+  margin 0 0 1rem
  display flex
  line-height 1.4em
-  &.flowchart, &.sequence, &.chart
-    display flex
-    justify-content center
-    background-color white
-  &.CodeMirror
-    height initial
-    flex-wrap wrap
-    &>code
-      flex 1
-      overflow-x auto
  code
    background-color inherit
    margin 0
    padding 0
    border none
    border-radius 0
+  &.CodeMirror
+    height initial
+    flex-wrap wrap
+    &>code
+      flex 1
+      overflow-x auto
+  &.mermaid svg
+    max-width 100% !important
  &>span.filename
-    width 100%
-    border-radius: 5px 0px 0px 0px
-    margin -8px 100% 8px -8px
-    padding 0px 6px
+    margin -0.5rem 100% 0.5rem -0.5rem
+    padding 0.125rem 0.375rem
    background-color #777;
    color white
+    &:empty
+      display none
  &>span.lineNumber
    display none
    font-size 1em
-    padding 0.5em 0
-    margin -0.5em 0.5em -0.5em -0.5em
+    padding 0.5rem 0
+    margin -0.5rem 0.5rem -0.5rem -0.5rem
    border-right 1px solid
    text-align right
    border-top-left-radius 4px
@@ -375,6 +373,49 @@ for name, val in admonition_types
        color: val[color]
        content: val[icon]

+dl
+  margin 2rem 0
+  padding 0
+  display flex
+  width 100%
+  flex-wrap wrap
+  align-items flex-start
+  border-bottom 1px solid borderColor
+  background-color tableHeadBgColor
+
+dt
+  border-top 1px solid borderColor
+  font-weight bold
+  text-align right
+  overflow hidden
+  flex-basis 20%
+  padding 0.4rem 0.9rem
+  box-sizing border-box
+
+dd
+  border-top 1px solid borderColor
+  flex-basis 80%
+  padding 0.4rem 0.9rem
+  min-height 2.5rem
+  background-color $ui-noteDetail-backgroundColor
+  box-sizing border-box
+
+dd + dd
+  margin-left 20%
+
+pre.fence
+  flex-wrap wrap
+
+  .chart, .flowchart, .mermaid, .sequence
+    display flex
+    justify-content center
+    background-color white
+    max-width 100%
+    flex-grow 1
+
+    canvas, svg
+      max-width 100% !important
+
 themeDarkBackground = darken(#21252B, 10%)
 themeDarkText = #f9f9f9
 themeDarkBorder = lighten(themeDarkBackground, 20%)
@@ -425,6 +466,14 @@ body[data-theme="dark"]
  kbd
    background-color themeDarkBorder
    color themeDarkText
+  dl
+    border-color themeDarkBorder
+    background-color themeDarkTableHead
+  dt
+    border-color themeDarkBorder
+  dd
+    border-color themeDarkBorder
+    background-color themeDarkPreview

 themeSolarizedDarkTableOdd = $ui-solarized-dark-noteDetail-backgroundColor
 themeSolarizedDarkTableEven = darken($ui-solarized-dark-noteDetail-backgroundColor, 10%)
@@ -452,6 +501,14 @@ body[data-theme="solarized-dark"]
        border-color themeSolarizedDarkTableBorder
        &:last-child
          border-right solid 1px themeSolarizedDarkTableBorder
+  dl
+    border-color themeDarkBorder
+    background-color themeSolarizedDarkTableHead
+  dt
+    border-color themeDarkBorder
+  dd
+    border-color themeDarkBorder
+    background-color $ui-solarized-dark-noteDetail-backgroundColor

 themeMonokaiTableOdd = $ui-monokai-noteDetail-backgroundColor
 themeMonokaiTableEven = darken($ui-monokai-noteDetail-backgroundColor, 10%)
@@ -481,6 +538,14 @@ body[data-theme="monokai"]
          border-right solid 1px themeMonokaiTableBorder
  kbd
    background-color themeDarkBackground
+  dl
+    border-color themeDarkBorder
+    background-color themeMonokaiTableHead
+  dt
+    border-color themeDarkBorder
+  dd
+    border-color themeDarkBorder
+    background-color $ui-monokai-noteDetail-backgroundColor

 themeDraculaTableOdd = $ui-dracula-noteDetail-backgroundColor
 themeDraculaTableEven = darken($ui-dracula-noteDetail-backgroundColor, 10%)
@@ -509,4 +574,12 @@ body[data-theme="dracula"]
        &:last-child
          border-right solid 1px themeDraculaTableBorder
  kbd
-    background-color themeDarkBackground
+    background-color themeDarkBackground
+  dl
+    border-color themeDarkBorder
+    background-color themeDraculaTableHead
+  dt
+    border-color themeDarkBorder
+  dd
+    border-color themeDarkBorder
+    background-color $ui-dracula-noteDetail-backgroundColor
--- a/browser/components/render/MermaidRender.js
+++ b/browser/components/render/MermaidRender.js
@@ -11,9 +11,9 @@ function getRandomInt (min, max) {
 }

 function getId () {
-  var pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
-  var id = 'm-'
-  for (var i = 0; i < 7; i++) {
+  const pool = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
+  let id = 'm-'
+  for (let i = 0; i < 7; i++) {
    id += pool[getRandomInt(0, 16)]
  }
  return id
@@ -21,16 +21,20 @@ function getId () {

 function render (element, content, theme) {
  try {
+    const height = element.attributes.getNamedItem('data-height')
+    if (height && height.value !== 'undefined') {
+      element.style.height = height.value + 'vh'
+    }
    let isDarkTheme = theme === 'dark' || theme === 'solarized-dark' || theme === 'monokai' || theme === 'dracula'
    mermaidAPI.initialize({
      theme: isDarkTheme ? 'dark' : 'default',
-      themeCSS: isDarkTheme ? darkThemeStyling : ''
+      themeCSS: isDarkTheme ? darkThemeStyling : '',
+      useMaxWidth: false
    })
    mermaidAPI.render(getId(), content, (svgGraph) => {
      element.innerHTML = svgGraph
    })
  } catch (e) {
-    console.error(e)
    element.className = 'mermaid-error'
    element.innerHTML = 'mermaid diagram parse error: ' + e.message
  }
--- a/browser/lib/Languages.js
+++ b/browser/lib/Languages.js
@@ -48,9 +48,13 @@ const languages = [
    locale: 'pl'
  },
  {
-    name: 'Portuguese',
+    name: 'Portuguese (PT-BR)',
    locale: 'pt-BR'
  },
+  {
+    name: 'Portuguese (PT-PT)',
+    locale: 'pt-PT'
+  },
  {
    name: 'Russian',
    locale: 'ru'
--- a/browser/lib/markdown-it-deflist.js
+++ b/browser/lib/markdown-it-deflist.js
@@ -0,0 +1,232 @@
+'use strict'
+
+module.exports = function definitionListPlugin (md) {
+  var isSpace = md.utils.isSpace
+
+  // Search `[:~][\n ]`, returns next pos after marker on success
+  // or -1 on fail.
+  function skipMarker (state, line) {
+    let start = state.bMarks[line] + state.tShift[line]
+    const max = state.eMarks[line]
+
+    if (start >= max) { return -1 }
+
+    // Check bullet
+    const marker = state.src.charCodeAt(start++)
+    if (marker !== 0x7E/* ~ */ && marker !== 0x3A/* : */) { return -1 }
+
+    const pos = state.skipSpaces(start)
+
+    // require space after ":"
+    if (start === pos) { return -1 }
+
+    return start
+  }
+
+  function markTightParagraphs (state, idx) {
+    const level = state.level + 2
+
+    let i
+    let l
+    for (i = idx + 2, l = state.tokens.length - 2; i < l; i++) {
+      if (state.tokens[i].level === level && state.tokens[i].type === 'paragraph_open') {
+        state.tokens[i + 2].hidden = true
+        state.tokens[i].hidden = true
+        i += 2
+      }
+    }
+  }
+
+  function deflist (state, startLine, endLine, silent) {
+    var ch,
+      contentStart,
+      ddLine,
+      dtLine,
+      itemLines,
+      listLines,
+      listTokIdx,
+      max,
+      newEndLine,
+      nextLine,
+      offset,
+      oldDDIndent,
+      oldIndent,
+      oldLineMax,
+      oldParentType,
+      oldSCount,
+      oldTShift,
+      oldTight,
+      pos,
+      prevEmptyEnd,
+      tight,
+      token
+
+    if (silent) {
+      // quirk: validation mode validates a dd block only, not a whole deflist
+      if (state.ddIndent < 0) { return false }
+      return skipMarker(state, startLine) >= 0
+    }
+
+    nextLine = startLine + 1
+    if (nextLine >= endLine) { return false }
+
+    if (state.isEmpty(nextLine)) {
+      nextLine++
+      if (nextLine >= endLine) { return false }
+    }
+
+    if (state.sCount[nextLine] < state.blkIndent) { return false }
+    contentStart = skipMarker(state, nextLine)
+    if (contentStart < 0) { return false }
+
+    // Start list
+    listTokIdx = state.tokens.length
+    tight = true
+
+    token = state.push('dl_open', 'dl', 1)
+    token.map = listLines = [ startLine, 0 ]
+
+    //
+    // Iterate list items
+    //
+
+    dtLine = startLine
+    ddLine = nextLine
+
+    // One definition list can contain multiple DTs,
+    // and one DT can be followed by multiple DDs.
+    //
+    // Thus, there is two loops here, and label is
+    // needed to break out of the second one
+    //
+    /* eslint no-labels:0,block-scoped-var:0 */
+    OUTER:
+    for (;;) {
+      prevEmptyEnd = false
+
+      token = state.push('dt_open', 'dt', 1)
+      token.map = [ dtLine, dtLine ]
+
+      token = state.push('inline', '', 0)
+      token.map = [ dtLine, dtLine ]
+      token.content = state.getLines(dtLine, dtLine + 1, state.blkIndent, false).trim()
+      token.children = []
+
+      token = state.push('dt_close', 'dt', -1)
+
+      for (;;) {
+        token = state.push('dd_open', 'dd', 1)
+        token.map = itemLines = [ ddLine, 0 ]
+
+        pos = contentStart
+        max = state.eMarks[ddLine]
+        offset = state.sCount[ddLine] + contentStart - (state.bMarks[ddLine] + state.tShift[ddLine])
+
+        while (pos < max) {
+          ch = state.src.charCodeAt(pos)
+
+          if (isSpace(ch)) {
+            if (ch === 0x09) {
+              offset += 4 - offset % 4
+            } else {
+              offset++
+            }
+          } else {
+            break
+          }
+
+          pos++
+        }
+
+        contentStart = pos
+
+        oldTight = state.tight
+        oldDDIndent = state.ddIndent
+        oldIndent = state.blkIndent
+        oldTShift = state.tShift[ddLine]
+        oldSCount = state.sCount[ddLine]
+        oldParentType = state.parentType
+        state.blkIndent = state.ddIndent = state.sCount[ddLine] + 2
+        state.tShift[ddLine] = contentStart - state.bMarks[ddLine]
+        state.sCount[ddLine] = offset
+        state.tight = true
+        state.parentType = 'deflist'
+
+        newEndLine = ddLine
+        while (++newEndLine < endLine && (state.sCount[newEndLine] >= state.sCount[ddLine] || state.isEmpty(newEndLine))) {
+        }
+
+        oldLineMax = state.lineMax
+        state.lineMax = newEndLine
+
+        state.md.block.tokenize(state, ddLine, newEndLine, true)
+
+        state.lineMax = oldLineMax
+
+        // If any of list item is tight, mark list as tight
+        if (!state.tight || prevEmptyEnd) {
+          tight = false
+        }
+        // Item become loose if finish with empty line,
+        // but we should filter last element, because it means list finish
+        prevEmptyEnd = (state.line - ddLine) > 1 && state.isEmpty(state.line - 1)
+
+        state.tShift[ddLine] = oldTShift
+        state.sCount[ddLine] = oldSCount
+        state.tight = oldTight
+        state.parentType = oldParentType
+        state.blkIndent = oldIndent
+        state.ddIndent = oldDDIndent
+
+        token = state.push('dd_close', 'dd', -1)
+
+        itemLines[1] = nextLine = state.line
+
+        if (nextLine >= endLine) { break OUTER }
+
+        if (state.sCount[nextLine] < state.blkIndent) { break OUTER }
+        contentStart = skipMarker(state, nextLine)
+        if (contentStart < 0) { break }
+
+        ddLine = nextLine
+
+        // go to the next loop iteration:
+        // insert DD tag and repeat checking
+      }
+
+      if (nextLine >= endLine) { break }
+      dtLine = nextLine
+
+      if (state.isEmpty(dtLine)) { break }
+      if (state.sCount[dtLine] < state.blkIndent) { break }
+
+      ddLine = dtLine + 1
+      if (ddLine >= endLine) { break }
+      if (state.isEmpty(ddLine)) { ddLine++ }
+      if (ddLine >= endLine) { break }
+
+      if (state.sCount[ddLine] < state.blkIndent) { break }
+      contentStart = skipMarker(state, ddLine)
+      if (contentStart < 0) { break }
+
+      // go to the next loop iteration:
+      // insert DT and DD tags and repeat checking
+    }
+
+    // Finilize list
+    token = state.push('dl_close', 'dl', -1)
+
+    listLines[1] = nextLine
+
+    state.line = nextLine
+
+    // mark paragraphs tight if needed
+    if (tight) {
+      markTightParagraphs(state, listTokIdx)
+    }
+
+    return true
+  }
+
+  md.block.ruler.before('paragraph', 'deflist', deflist, { alt: [ 'paragraph', 'reference' ] })
+}
--- a/browser/lib/markdown-it-fence.js
+++ b/browser/lib/markdown-it-fence.js
@@ -0,0 +1,132 @@
+'use strict'
+
+module.exports = function (md, renderers, defaultRenderer) {
+  const paramsRE = /^[ \t]*([\w+#-]+)?(?:\(((?:\s*\w[-\w]*(?:=(?:'(?:.*?[^\\])?'|"(?:.*?[^\\])?"|(?:[^'"][^\s]*)))?)*)\))?(?::([^:]*)(?::(\d+))?)?\s*$/
+
+  function fence (state, startLine, endLine) {
+    let pos = state.bMarks[startLine] + state.tShift[startLine]
+    let max = state.eMarks[startLine]
+
+    if (state.sCount[startLine] - state.blkIndent >= 4 || pos + 3 > max) {
+      return false
+    }
+
+    const marker = state.src.charCodeAt(pos)
+    if (!(marker === 96 || marker === 126)) {
+      return false
+    }
+
+    let mem = pos
+    pos = state.skipChars(pos, marker)
+
+    let len = pos - mem
+    if (len < 3) {
+      return false
+    }
+
+    const markup = state.src.slice(mem, pos)
+    const params = state.src.slice(pos, max)
+
+    let nextLine = startLine
+    let haveEndMarker = false
+
+    while (true) {
+      nextLine++
+      if (nextLine >= endLine) {
+        break
+      }
+
+      pos = mem = state.bMarks[nextLine] + state.tShift[nextLine]
+      max = state.eMarks[nextLine]
+
+      if (pos < max && state.sCount[nextLine] < state.blkIndent) {
+        break
+      }
+      if (state.src.charCodeAt(pos) !== marker || state.sCount[nextLine] - state.blkIndent >= 4) {
+        continue
+      }
+
+      pos = state.skipChars(pos, marker)
+
+      if (pos - mem < len) {
+        continue
+      }
+
+      pos = state.skipSpaces(pos)
+
+      if (pos >= max) {
+        haveEndMarker = true
+        break
+      }
+    }
+
+    len = state.sCount[startLine]
+    state.line = nextLine + (haveEndMarker ? 1 : 0)
+
+    const parameters = {}
+    let langType = ''
+    let fileName = ''
+    let firstLineNumber = 1
+
+    let match = paramsRE.exec(params)
+    if (match) {
+      if (match[1]) {
+        langType = match[1]
+      }
+      if (match[3]) {
+        fileName = match[3]
+      }
+      if (match[4]) {
+        firstLineNumber = parseInt(match[4], 10)
+      }
+
+      if (match[2]) {
+        const params = match[2]
+        const regex = /(\w[-\w]*)(?:=(?:'(.*?[^\\])?'|"(.*?[^\\])?"|([^'"][^\s]*)))?/g
+
+        let name, value
+        while ((match = regex.exec(params))) {
+          name = match[1]
+          value = match[2] || match[3] || match[4] || null
+
+          const height = /^(\d+)h$/.exec(name)
+          if (height && !value) {
+            parameters.height = height[1]
+          } else {
+            parameters[name] = value
+          }
+        }
+      }
+    }
+
+    let token
+    if (renderers[langType]) {
+      token = state.push(`${langType}_fence`, 'div', 0)
+    } else {
+      token = state.push('_fence', 'code', 0)
+    }
+
+    token.langType = langType
+    token.fileName = fileName
+    token.firstLineNumber = firstLineNumber
+    token.parameters = parameters
+
+    token.content = state.getLines(startLine + 1, nextLine, len, true)
+    token.markup = markup
+    token.map = [startLine, state.line]
+
+    return true
+  }
+
+  md.block.ruler.before('fence', '_fence', fence, {
+    alt: ['paragraph', 'reference', 'blockquote', 'list']
+  })
+
+  for (const name in renderers) {
+    md.renderer.rules[`${name}_fence`] = (tokens, index) => renderers[name](tokens[index])
+  }
+
+  if (defaultRenderer) {
+    md.renderer.rules['_fence'] = (tokens, index) => defaultRenderer(tokens[index])
+  }
+}
--- a/browser/lib/markdown-it-sanitize-html.js
+++ b/browser/lib/markdown-it-sanitize-html.js
@@ -15,7 +15,7 @@ module.exports = function sanitizePlugin (md, options) {
          options
        )
      }
-      if (state.tokens[tokenIdx].type === 'fence') {
+      if (state.tokens[tokenIdx].type === '_fence') {
        // escapeHtmlCharacters has better performance
        state.tokens[tokenIdx].content = escapeHtmlCharacters(
          state.tokens[tokenIdx].content,
--- a/browser/lib/markdown.js
+++ b/browser/lib/markdown.js
@@ -28,32 +28,6 @@ class Markdown {
      html: true,
      xhtmlOut: true,
      breaks: config.preview.breaks,
-      highlight: function (str, lang) {
-        const delimiter = ':'
-        const langInfo = lang.split(delimiter)
-        const langType = langInfo[0]
-        const fileName = langInfo[1] || ''
-        const firstLineNumber = parseInt(langInfo[2], 10)
-
-        if (langType === 'flowchart') {
-          return `<pre class="flowchart">${str}</pre>`
-        }
-        if (langType === 'sequence') {
-          return `<pre class="sequence">${str}</pre>`
-        }
-        if (langType === 'chart') {
-          return `<pre class="chart">${str}</pre>`
-        }
-        if (langType === 'mermaid') {
-          return `<pre class="mermaid">${str}</pre>`
-        }
-        return '<pre class="code CodeMirror">' +
-          '<span class="filename">' + fileName + '</span>' +
-          createGutter(str, firstLineNumber) +
-          '<code class="' + langType + '">' +
-          str +
-          '</code></pre>'
-      },
      sanitize: 'STRICT'
    }

@@ -153,10 +127,50 @@ class Markdown {
      }
    })
    this.md.use(require('markdown-it-kbd'))
-
    this.md.use(require('markdown-it-admonition'), {types: ['note', 'hint', 'attention', 'caution', 'danger', 'error']})
+    this.md.use(require('markdown-it-abbr'))
+    this.md.use(require('markdown-it-sub'))
+    this.md.use(require('markdown-it-sup'))
+    this.md.use(require('./markdown-it-deflist'))
    this.md.use(require('./markdown-it-frontmatter'))

+    this.md.use(require('./markdown-it-fence'), {
+      chart: token => {
+        if (token.parameters.hasOwnProperty('yaml')) {
+          token.parameters.format = 'yaml'
+        }
+
+        return `<pre class="fence" data-line="${token.map[0]}">
+          <span class="filename">${token.fileName}</span>
+          <div class="chart" data-height="${token.parameters.height}" data-format="${token.parameters.format || 'json'}">${token.content}</div>
+        </pre>`
+      },
+      flowchart: token => {
+        return `<pre class="fence" data-line="${token.map[0]}">
+          <span class="filename">${token.fileName}</span>
+          <div class="flowchart" data-height="${token.parameters.height}">${token.content}</div>
+        </pre>`
+      },
+      mermaid: token => {
+        return `<pre class="fence" data-line="${token.map[0]}">
+          <span class="filename">${token.fileName}</span>
+          <div class="mermaid" data-height="${token.parameters.height}">${token.content}</div>
+        </pre>`
+      },
+      sequence: token => {
+        return `<pre class="fence" data-line="${token.map[0]}">
+          <span class="filename">${token.fileName}</span>
+          <div class="sequence" data-height="${token.parameters.height}">${token.content}</div>
+        </pre>`
+      }
+    }, token => {
+      return `<pre class="code CodeMirror" data-line="${token.map[0]}">
+        <span class="filename">${token.fileName}</span>
+        ${createGutter(token.content, token.firstLineNumber)}
+        <code class="${token.langType}">${token.content}</code>
+      </pre>`
+    })
+
    const deflate = require('markdown-it-plantuml/lib/deflate')
    this.md.use(require('markdown-it-plantuml'), '', {
      generateSource: function (umlCode) {
@@ -257,9 +271,12 @@ class Markdown {
    this.md.renderer.render = (tokens, options, env) => {
      tokens.forEach((token) => {
        switch (token.type) {
-          case 'heading_open':
-          case 'paragraph_open':
          case 'blockquote_open':
+          case 'dd_open':
+          case 'dt_open':
+          case 'heading_open':
+          case 'list_item_open':
+          case 'paragraph_open':
          case 'table_open':
            token.attrPush(['data-line', token.map[0]])
        }
--- a/browser/main/Detail/ToggleModeButton.js
+++ b/browser/main/Detail/ToggleModeButton.js
@@ -1,26 +1,26 @@
-import PropTypes from 'prop-types'
-import React from 'react'
-import CSSModules from 'browser/lib/CSSModules'
-import styles from './ToggleModeButton.styl'
-import i18n from 'browser/lib/i18n'
-
-const ToggleModeButton = ({
-  onClick, editorType
-}) => (
-  <div styleName='control-toggleModeButton'>
-    <div styleName={editorType === 'SPLIT' ? 'active' : 'non-active'} onClick={() => onClick('SPLIT')}>
-      <img styleName='item-star' src={editorType === 'EDITOR_PREVIEW' ? '../resources/icon/icon-mode-markdown-off-active.svg' : ''} />
-    </div>
-    <div styleName={editorType === 'EDITOR_PREVIEW' ? 'active' : 'non-active'} onClick={() => onClick('EDITOR_PREVIEW')}>
-      <img styleName='item-star' src={editorType === 'EDITOR_PREVIEW' ? '' : '../resources/icon/icon-mode-split-on-active.svg'} />
-    </div>
-    <span styleName='tooltip'>{i18n.__('Toggle Mode')}</span>
-  </div>
-)
-
-ToggleModeButton.propTypes = {
-  onClick: PropTypes.func.isRequired,
-  editorType: PropTypes.string.Required
-}
-
-export default CSSModules(ToggleModeButton, styles)
+import PropTypes from 'prop-types'
+import React from 'react'
+import CSSModules from 'browser/lib/CSSModules'
+import styles from './ToggleModeButton.styl'
+import i18n from 'browser/lib/i18n'
+
+const ToggleModeButton = ({
+  onClick, editorType
+}) => (
+  <div styleName='control-toggleModeButton'>
+    <div styleName={editorType === 'SPLIT' ? 'active' : 'non-active'} onClick={() => onClick('SPLIT')}>
+      <img styleName='item-star' src={editorType === 'EDITOR_PREVIEW' ? '../resources/icon/icon-mode-markdown-off-active.svg' : ''} />
+    </div>
+    <div styleName={editorType === 'EDITOR_PREVIEW' ? 'active' : 'non-active'} onClick={() => onClick('EDITOR_PREVIEW')}>
+      <img styleName='item-star' src={editorType === 'EDITOR_PREVIEW' ? '' : '../resources/icon/icon-mode-split-on-active.svg'} />
+    </div>
+    <span styleName='tooltip'>{i18n.__('Toggle Mode')}</span>
+  </div>
+)
+
+ToggleModeButton.propTypes = {
+  onClick: PropTypes.func.isRequired,
+  editorType: PropTypes.string.Required
+}
+
+export default CSSModules(ToggleModeButton, styles)
--- a/browser/main/lib/ConfigManager.js
+++ b/browser/main/lib/ConfigManager.js
@@ -44,9 +44,10 @@ export const DEFAULT_CONFIG = {
    enableRulers: false,
    rulers: [80, 120],
    displayLineNumbers: true,
-    switchPreview: 'BLUR', // Available value: RIGHTCLICK, BLUR
+    switchPreview: 'BLUR', // 'BLUR', 'DBL_CLICK', 'RIGHTCLICK'
+    delfaultStatus: 'PREVIEW', // 'PREVIEW', 'CODE'
    scrollPastEnd: false,
-    type: 'SPLIT',
+    type: 'SPLIT', // 'SPLIT', 'EDITOR_PREVIEW'
    fetchUrlTitle: true,
    enableTableEditor: false,
    enableFrontMatterTitle: true,
@@ -202,7 +203,7 @@ function rewriteHotkey (config) {
  const keys = [...Object.keys(config.hotkey)]
  keys.forEach(key => {
    config.hotkey[key] = config.hotkey[key].replace(/Cmd/g, 'Command')
-    config.hotkey[key] = config.hotkey[key].replace(/Opt/g, 'Alt')
+    config.hotkey[key] = config.hotkey[key].replace(/Opt\s/g, 'Option ')
  })
  return config
 }