feat: update markdown editor

README.md

@@ -1 +1,10 @@
 # 
+
+## size
+
+引入 fontawsome 之前
+
+File sizes after gzip:
+
+  186.26 KB (+149.06 KB)  build/static/js/main.2563472b.js
+  21.28 KB (+20.99 KB)    build/static/css/main.e0d26ea8.css

package.json

@@ -3,6 +3,9 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
+    "@fortawesome/fontawesome-svg-core": "^1.2.4",
+    "@fortawesome/free-solid-svg-icons": "^5.3.1",
+    "@fortawesome/react-fontawesome": "^0.1.3",
     "autoprefixer": "7.1.6",
     "babel-core": "6.26.0",
     "babel-eslint": "7.2.3",
@@ -27,7 +30,9 @@
     "file-loader": "1.1.5",
     "fs-extra": "3.0.1",
     "html-webpack-plugin": "2.29.0",
+    "i": "^0.3.6",
     "jest": "20.0.4",
+    "npm": "^6.4.1",
     "object-assign": "4.1.1",
     "postcss-flexbugs-fixes": "3.2.0",
     "postcss-loader": "2.0.8",
@@ -36,7 +41,9 @@
     "react": "^16.5.0",
     "react-dev-utils": "^5.0.2",
     "react-dom": "^16.5.0",
+    "react-mde": "^5.8.0",
     "resolve": "1.6.0",
+    "showdown": "^1.8.6",
     "style-loader": "0.19.0",
     "sw-precache-webpack-plugin": "0.11.4",
     "url-loader": "0.6.2",

source/node_react_mde

@@ -0,0 +1 @@
+Subproject commit 2a1228f2a976c7b0b020d9c26789e907897d012e

source/react-mde/docs/bundle.css

@@ -0,0 +1,684 @@
+/*! normalize.css v8.0.0 | MIT License | github.com/necolas/normalize.css */
+
+/* Document
+   ========================================================================== */
+
+/**
+ * 1. Correct the line height in all browsers.
+ * 2. Prevent adjustments of font size after orientation changes in iOS.
+ */
+
+html {
+  line-height: 1.15; /* 1 */
+  -webkit-text-size-adjust: 100%; /* 2 */
+}
+
+/* Sections
+   ========================================================================== */
+
+/**
+ * Remove the margin in all browsers.
+ */
+
+body {
+  margin: 0;
+}
+
+/**
+ * Correct the font size and margin on `h1` elements within `section` and
+ * `article` contexts in Chrome, Firefox, and Safari.
+ */
+
+h1 {
+  font-size: 2em;
+  margin: 0.67em 0;
+}
+
+/* Grouping content
+   ========================================================================== */
+
+/**
+ * 1. Add the correct box sizing in Firefox.
+ * 2. Show the overflow in Edge and IE.
+ */
+
+hr {
+  box-sizing: content-box; /* 1 */
+  height: 0; /* 1 */
+  overflow: visible; /* 2 */
+}
+
+/**
+ * 1. Correct the inheritance and scaling of font size in all browsers.
+ * 2. Correct the odd `em` font sizing in all browsers.
+ */
+
+pre {
+  font-family: monospace, monospace; /* 1 */
+  font-size: 1em; /* 2 */
+}
+
+/* Text-level semantics
+   ========================================================================== */
+
+/**
+ * Remove the gray background on active links in IE 10.
+ */
+
+a {
+  background-color: transparent;
+}
+
+/**
+ * 1. Remove the bottom border in Chrome 57-
+ * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
+ */
+
+abbr[title] {
+  border-bottom: none; /* 1 */
+  text-decoration: underline; /* 2 */
+  text-decoration: underline dotted; /* 2 */
+}
+
+/**
+ * Add the correct font weight in Chrome, Edge, and Safari.
+ */
+
+b,
+strong {
+  font-weight: bolder;
+}
+
+/**
+ * 1. Correct the inheritance and scaling of font size in all browsers.
+ * 2. Correct the odd `em` font sizing in all browsers.
+ */
+
+code,
+kbd,
+samp {
+  font-family: monospace, monospace; /* 1 */
+  font-size: 1em; /* 2 */
+}
+
+/**
+ * Add the correct font size in all browsers.
+ */
+
+small {
+  font-size: 80%;
+}
+
+/**
+ * Prevent `sub` and `sup` elements from affecting the line height in
+ * all browsers.
+ */
+
+sub,
+sup {
+  font-size: 75%;
+  line-height: 0;
+  position: relative;
+  vertical-align: baseline;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+sup {
+  top: -0.5em;
+}
+
+/* Embedded content
+   ========================================================================== */
+
+/**
+ * Remove the border on images inside links in IE 10.
+ */
+
+img {
+  border-style: none;
+}
+
+/* Forms
+   ========================================================================== */
+
+/**
+ * 1. Change the font styles in all browsers.
+ * 2. Remove the margin in Firefox and Safari.
+ */
+
+button,
+input,
+optgroup,
+select,
+textarea {
+  font-family: inherit; /* 1 */
+  font-size: 100%; /* 1 */
+  line-height: 1.15; /* 1 */
+  margin: 0; /* 2 */
+}
+
+/**
+ * Show the overflow in IE.
+ * 1. Show the overflow in Edge.
+ */
+
+button,
+input { /* 1 */
+  overflow: visible;
+}
+
+/**
+ * Remove the inheritance of text transform in Edge, Firefox, and IE.
+ * 1. Remove the inheritance of text transform in Firefox.
+ */
+
+button,
+select { /* 1 */
+  text-transform: none;
+}
+
+/**
+ * Correct the inability to style clickable types in iOS and Safari.
+ */
+
+button,
+[type="button"],
+[type="reset"],
+[type="submit"] {
+  -webkit-appearance: button;
+}
+
+/**
+ * Remove the inner border and padding in Firefox.
+ */
+
+button::-moz-focus-inner,
+[type="button"]::-moz-focus-inner,
+[type="reset"]::-moz-focus-inner,
+[type="submit"]::-moz-focus-inner {
+  border-style: none;
+  padding: 0;
+}
+
+/**
+ * Restore the focus styles unset by the previous rule.
+ */
+
+button:-moz-focusring,
+[type="button"]:-moz-focusring,
+[type="reset"]:-moz-focusring,
+[type="submit"]:-moz-focusring {
+  outline: 1px dotted ButtonText;
+}
+
+/**
+ * Correct the padding in Firefox.
+ */
+
+fieldset {
+  padding: 0.35em 0.75em 0.625em;
+}
+
+/**
+ * 1. Correct the text wrapping in Edge and IE.
+ * 2. Correct the color inheritance from `fieldset` elements in IE.
+ * 3. Remove the padding so developers are not caught out when they zero out
+ *    `fieldset` elements in all browsers.
+ */
+
+legend {
+  box-sizing: border-box; /* 1 */
+  color: inherit; /* 2 */
+  display: table; /* 1 */
+  max-width: 100%; /* 1 */
+  padding: 0; /* 3 */
+  white-space: normal; /* 1 */
+}
+
+/**
+ * Add the correct vertical alignment in Chrome, Firefox, and Opera.
+ */
+
+progress {
+  vertical-align: baseline;
+}
+
+/**
+ * Remove the default vertical scrollbar in IE 10+.
+ */
+
+textarea {
+  overflow: auto;
+}
+
+/**
+ * 1. Add the correct box sizing in IE 10.
+ * 2. Remove the padding in IE 10.
+ */
+
+[type="checkbox"],
+[type="radio"] {
+  box-sizing: border-box; /* 1 */
+  padding: 0; /* 2 */
+}
+
+/**
+ * Correct the cursor style of increment and decrement buttons in Chrome.
+ */
+
+[type="number"]::-webkit-inner-spin-button,
+[type="number"]::-webkit-outer-spin-button {
+  height: auto;
+}
+
+/**
+ * 1. Correct the odd appearance in Chrome and Safari.
+ * 2. Correct the outline style in Safari.
+ */
+
+[type="search"] {
+  -webkit-appearance: textfield; /* 1 */
+  outline-offset: -2px; /* 2 */
+}
+
+/**
+ * Remove the inner padding in Chrome and Safari on macOS.
+ */
+
+[type="search"]::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+/**
+ * 1. Correct the inability to style clickable types in iOS and Safari.
+ * 2. Change font properties to `inherit` in Safari.
+ */
+
+::-webkit-file-upload-button {
+  -webkit-appearance: button; /* 1 */
+  font: inherit; /* 2 */
+}
+
+/* Interactive
+   ========================================================================== */
+
+/*
+ * Add the correct display in Edge, IE 10+, and Firefox.
+ */
+
+details {
+  display: block;
+}
+
+/*
+ * Add the correct display in all browsers.
+ */
+
+summary {
+  display: list-item;
+}
+
+/* Misc
+   ========================================================================== */
+
+/**
+ * Add the correct display in IE 10+.
+ */
+
+template {
+  display: none;
+}
+
+/**
+ * Add the correct display in IE 10.
+ */
+
+[hidden] {
+  display: none;
+}
+/**
+ * Draft v0.10.5
+ *
+ * Copyright (c) 2013-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ */
+.DraftEditor-editorContainer,.DraftEditor-root,.public-DraftEditor-content{height:inherit;text-align:initial}.public-DraftEditor-content[contenteditable=true]{-webkit-user-modify:read-write-plaintext-only}.DraftEditor-root{position:relative}.DraftEditor-editorContainer{background-color:rgba(255,255,255,0);border-left:.1px solid transparent;position:relative;z-index:1}.public-DraftEditor-block{position:relative}.DraftEditor-alignLeft .public-DraftStyleDefault-block{text-align:left}.DraftEditor-alignLeft .public-DraftEditorPlaceholder-root{left:0;text-align:left}.DraftEditor-alignCenter .public-DraftStyleDefault-block{text-align:center}.DraftEditor-alignCenter .public-DraftEditorPlaceholder-root{margin:0 auto;text-align:center;width:100%}.DraftEditor-alignRight .public-DraftStyleDefault-block{text-align:right}.DraftEditor-alignRight .public-DraftEditorPlaceholder-root{right:0;text-align:right}.public-DraftEditorPlaceholder-root{color:#9197a3;position:absolute;z-index:1}.public-DraftEditorPlaceholder-hasFocus{color:#bdc1c9}.DraftEditorPlaceholder-hidden{display:none}.public-DraftStyleDefault-block{position:relative;white-space:pre-wrap}.public-DraftStyleDefault-ltr{direction:ltr;text-align:left}.public-DraftStyleDefault-rtl{direction:rtl;text-align:right}.public-DraftStyleDefault-listLTR{direction:ltr}.public-DraftStyleDefault-listRTL{direction:rtl}.public-DraftStyleDefault-ol,.public-DraftStyleDefault-ul{margin:16px 0;padding:0}.public-DraftStyleDefault-depth0.public-DraftStyleDefault-listLTR{margin-left:1.5em}.public-DraftStyleDefault-depth0.public-DraftStyleDefault-listRTL{margin-right:1.5em}.public-DraftStyleDefault-depth1.public-DraftStyleDefault-listLTR{margin-left:3em}.public-DraftStyleDefault-depth1.public-DraftStyleDefault-listRTL{margin-right:3em}.public-DraftStyleDefault-depth2.public-DraftStyleDefault-listLTR{margin-left:4.5em}.public-DraftStyleDefault-depth2.public-DraftStyleDefault-listRTL{margin-right:4.5em}.public-DraftStyleDefault-depth3.public-DraftStyleDefault-listLTR{margin-left:6em}.public-DraftStyleDefault-depth3.public-DraftStyleDefault-listRTL{margin-right:6em}.public-DraftStyleDefault-depth4.public-DraftStyleDefault-listLTR{margin-left:7.5em}.public-DraftStyleDefault-depth4.public-DraftStyleDefault-listRTL{margin-right:7.5em}.public-DraftStyleDefault-unorderedListItem{list-style-type:square;position:relative}.public-DraftStyleDefault-unorderedListItem.public-DraftStyleDefault-depth0{list-style-type:disc}.public-DraftStyleDefault-unorderedListItem.public-DraftStyleDefault-depth1{list-style-type:circle}.public-DraftStyleDefault-orderedListItem{list-style-type:none;position:relative}.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-listLTR:before{left:-36px;position:absolute;text-align:right;width:30px}.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-listRTL:before{position:absolute;right:-36px;text-align:left;width:30px}.public-DraftStyleDefault-orderedListItem:before{content:counter(ol0) ". ";counter-increment:ol0}.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-depth1:before{content:counter(ol1) ". ";counter-increment:ol1}.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-depth2:before{content:counter(ol2) ". ";counter-increment:ol2}.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-depth3:before{content:counter(ol3) ". ";counter-increment:ol3}.public-DraftStyleDefault-orderedListItem.public-DraftStyleDefault-depth4:before{content:counter(ol4) ". ";counter-increment:ol4}.public-DraftStyleDefault-depth0.public-DraftStyleDefault-reset{counter-reset:ol0}.public-DraftStyleDefault-depth1.public-DraftStyleDefault-reset{counter-reset:ol1}.public-DraftStyleDefault-depth2.public-DraftStyleDefault-reset{counter-reset:ol2}.public-DraftStyleDefault-depth3.public-DraftStyleDefault-reset{counter-reset:ol3}.public-DraftStyleDefault-depth4.public-DraftStyleDefault-reset{counter-reset:ol4}* {
+  box-sizing: border-box; }
+
+body {
+  font-size: 14px;
+  font-family: sans-serif; }
+
+.container {
+  width: 100%;
+  height: 600px;
+  padding: 10px; }
+.mde-header {
+  flex-shrink: 0;
+  display: flex;
+  flex-wrap: wrap;
+  align-items: stretch;
+  border-bottom: 1px solid #c8ccd0;
+  border-radius: 2px 2px 0 0;
+  background: #f9f9f9; }
+  .mde-header .mde-toolbar-children {
+    flex-grow: 1;
+    display: flex;
+    justify-content: flex-end;
+    align-items: stretch; }
+  .mde-header button:focus {
+    outline: 0; }
+  .mde-header ul.mde-header-group {
+    margin: 0;
+    padding: 10px;
+    list-style: none;
+    display: flex;
+    flex-wrap: nowrap; }
+    .mde-header ul.mde-header-group li.mde-header-item {
+      display: inline-block;
+      position: relative;
+      margin: 0 4px; }
+      .mde-header ul.mde-header-group li.mde-header-item button {
+        text-align: left;
+        cursor: pointer;
+        height: 22px;
+        padding: 4px;
+        margin: 0;
+        border: none;
+        background: none;
+        color: #242729; }
+
+@keyframes tooltip-appear {
+  from {
+    opacity: 0; }
+  to {
+    opacity: 1; } }
+        .mde-header ul.mde-header-group li.mde-header-item button.tooltipped:hover::before {
+          animation-name: tooltip-appear;
+          animation-duration: 0.2s;
+          animation-delay: 0.5s;
+          animation-fill-mode: forwards;
+          opacity: 0;
+          position: absolute;
+          z-index: 1000001;
+          width: 0;
+          height: 0;
+          color: rgba(0, 0, 0, 0.8);
+          pointer-events: none;
+          content: "";
+          border: 5px solid transparent;
+          top: -5px;
+          right: 50%;
+          bottom: auto;
+          margin-right: -5px;
+          border-top-color: rgba(0, 0, 0, 0.8); }
+        .mde-header ul.mde-header-group li.mde-header-item button.tooltipped:hover::after {
+          animation-name: tooltip-appear;
+          animation-duration: 0.2s;
+          animation-delay: 0.5s;
+          animation-fill-mode: forwards;
+          font-size: 11px;
+          opacity: 0;
+          position: absolute;
+          z-index: 1000000;
+          padding: 5px 8px;
+          color: #fff;
+          pointer-events: none;
+          content: attr(aria-label);
+          background: rgba(0, 0, 0, 0.8);
+          border-radius: 3px;
+          right: 50%;
+          bottom: 100%;
+          transform: translateX(50%);
+          margin-bottom: 5px;
+          white-space: nowrap; }
+      .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown {
+        position: absolute;
+        left: 0;
+        top: 30px;
+        background-color: white;
+        border: 1px solid #c8ccd0;
+        padding: 5px;
+        z-index: 2;
+        transform: translateX(-9px); }
+        .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown li {
+          margin: 0;
+          white-space: nowrap;
+          list-style: none;
+          display: block; }
+          .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown li button {
+            display: block;
+            height: auto; }
+            .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown li button p {
+              display: block;
+              margin: 0;
+              padding: 0;
+              font-weight: bold;
+              line-height: 1em;
+              background: none;
+              border: 0;
+              text-align: left; }
+              .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown li button p:hover {
+                color: #4078c0; }
+              .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown li button p.header-1 {
+                font-size: 20px; }
+              .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown li button p.header-2 {
+                font-size: 18px; }
+              .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown li button p.header-3 {
+                font-size: 14px; }
+              .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown li button p.header-4 {
+                font-size: 12px; }
+        .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown::before {
+          position: absolute;
+          content: "";
+          width: 0;
+          height: 0;
+          border: 8px solid transparent;
+          border-bottom-color: rgba(0, 0, 0, 0.15);
+          top: -16px;
+          left: 3px;
+          transform: translateX(50%); }
+        .mde-header ul.mde-header-group li.mde-header-item ul.react-mde-dropdown::after {
+          position: absolute;
+          content: "";
+          width: 0;
+          height: 0;
+          border: 7px solid transparent;
+          border-bottom-color: white;
+          top: -14px;
+          left: 5px;
+          transform: translateX(50%); }
+
+.mde-text .public-DraftEditor-content {
+  width: 100%;
+  min-height: 200px;
+  padding: 10px; }
+
+.mde-preview {
+  min-height: 200px; }
+  .mde-preview .mde-preview-content {
+    padding: 10px; }
+    .mde-preview .mde-preview-content p, .mde-preview .mde-preview-content blockquote, .mde-preview .mde-preview-content ul, .mde-preview .mde-preview-content ol, .mde-preview .mde-preview-content dl, .mde-preview .mde-preview-content table, .mde-preview .mde-preview-content pre {
+      margin-top: 0;
+      margin-bottom: 16px; }
+    .mde-preview .mde-preview-content h1, .mde-preview .mde-preview-content h2, .mde-preview .mde-preview-content h3 {
+      margin-top: 24px;
+      margin-bottom: 16px;
+      font-weight: 600;
+      line-height: 1.25;
+      border-bottom: 1px solid #eee;
+      padding-bottom: 0.3em; }
+    .mde-preview .mde-preview-content h1 {
+      font-size: 1.6em; }
+    .mde-preview .mde-preview-content h2 {
+      font-size: 1.4em; }
+    .mde-preview .mde-preview-content h3 {
+      font-size: 1.2em; }
+    .mde-preview .mde-preview-content ul, .mde-preview .mde-preview-content ol {
+      padding-left: 2em; }
+    .mde-preview .mde-preview-content blockquote {
+      margin-left: 0;
+      padding: 0 1em;
+      color: #777;
+      border-left: 0.25em solid #ddd; }
+      .mde-preview .mde-preview-content blockquote > :first-child {
+        margin-top: 0; }
+      .mde-preview .mde-preview-content blockquote > :last-child {
+        margin-bottom: 0; }
+    .mde-preview .mde-preview-content code {
+      padding: 0.2em 0 0.2em 0;
+      margin: 0;
+      font-size: 90%;
+      background-color: rgba(0, 0, 0, 0.04);
+      border-radius: 3px; }
+      .mde-preview .mde-preview-content code::before, .mde-preview .mde-preview-content code::after {
+        letter-spacing: -0.2em;
+        content: "\A0"; }
+    .mde-preview .mde-preview-content pre {
+      padding: 16px;
+      overflow: auto;
+      font-size: 85%;
+      line-height: 1.45;
+      background-color: #f7f7f7;
+      border-radius: 3px; }
+      .mde-preview .mde-preview-content pre code {
+        display: inline;
+        padding: 0;
+        margin: 0;
+        overflow: visible;
+        line-height: inherit;
+        word-wrap: normal;
+        background-color: transparent;
+        border: 0; }
+        .mde-preview .mde-preview-content pre code::before, .mde-preview .mde-preview-content pre code::after {
+          content: none; }
+      .mde-preview .mde-preview-content pre > code {
+        padding: 0;
+        margin: 0;
+        font-size: 100%;
+        word-break: normal;
+        white-space: pre;
+        background: transparent;
+        border: 0; }
+    .mde-preview .mde-preview-content a {
+      color: #4078c0;
+      text-decoration: none; }
+      .mde-preview .mde-preview-content a:hover {
+        text-decoration: underline; }
+    .mde-preview .mde-preview-content > *:first-child {
+      margin-top: 0 !important; }
+    .mde-preview .mde-preview-content > *:last-child {
+      margin-bottom: 0 !important; }
+    .mde-preview .mde-preview-content::after {
+      display: table;
+      clear: both;
+      content: ""; }
+    .mde-preview .mde-preview-content table {
+      display: block;
+      width: 100%;
+      border-spacing: 0;
+      border-collapse: collapse; }
+      .mde-preview .mde-preview-content table thead th {
+        font-weight: bold; }
+      .mde-preview .mde-preview-content table th, .mde-preview .mde-preview-content table td {
+        padding: 6px 13px;
+        border: 1px solid #c8ccd0; }
+
+* {
+  box-sizing: border-box; }
+
+.react-mde {
+  border: 1px solid #c8ccd0;
+  border-radius: 2px; }
+
+.react-mde-vertical-layout {
+  display: flex;
+  flex-direction: column; }
+  .react-mde-vertical-layout .mde-tabs {
+    display: flex;
+    align-items: stretch; }
+    .react-mde-vertical-layout .mde-tabs .mde-tab {
+      border: none;
+      border-left: 1px solid #c8ccd0;
+      padding: 10px;
+      background: none; }
+  .react-mde-vertical-layout .react-mde-content {
+    display: flex;
+    flex-direction: column; }
+    .react-mde-vertical-layout .react-mde-content .mde-text {
+      min-height: 200px;
+      height: auto;
+      overflow-y: auto; }
+    .react-mde-vertical-layout .react-mde-content .mde-preview {
+      min-height: 0;
+      height: auto;
+      overflow-y: auto;
+      border-top: 1px solid #c8ccd0; }
+
+.react-mde-no-preview-layout {
+  height: 100%;
+  display: flex;
+  flex-direction: column; }
+  .react-mde-no-preview-layout .mde-text {
+    overflow-y: auto; }
+
+.react-mde-horizontal-layout {
+  height: 100%;
+  display: flex;
+  flex-direction: column; }
+  .react-mde-horizontal-layout .mde-tabs {
+    display: flex;
+    align-items: stretch; }
+    .react-mde-horizontal-layout .mde-tabs .mde-tab {
+      border: none;
+      border-left: 1px solid #c8ccd0;
+      padding: 10px;
+      background: none; }
+    .react-mde-horizontal-layout .mde-tabs .mde-tab:hover {
+      cursor: pointer; }
+  .react-mde-horizontal-layout .mde-content {
+    display: flex;
+    height: 100%; }
+    .react-mde-horizontal-layout .mde-content .mde-text {
+      min-width: 50%;
+      overflow-y: auto;
+      border-radius: 0; }
+    .react-mde-horizontal-layout .mde-content .mde-preview {
+      min-width: 50%;
+      border-left: 1px solid #c8ccd0;
+      overflow-y: auto; }
+
+.react-mde-tabbed-layout {
+  height: 100%;
+  display: flex;
+  flex-direction: column; }
+  .react-mde-tabbed-layout .mde-tabs {
+    display: flex;
+    align-items: flex-end; }
+    .react-mde-tabbed-layout .mde-tabs .mde-tab {
+      position: relative;
+      top: 1px;
+      border: 1px solid #f9f9f9;
+      border-bottom: none;
+      border-top-left-radius: 2px;
+      border-top-right-radius: 2px;
+      margin-right: 10px;
+      padding: 10px;
+      background: none; }
+    .react-mde-tabbed-layout .mde-tabs .mde-tab:hover {
+      border-color: #c8ccd0;
+      cursor: pointer; }
+    .react-mde-tabbed-layout .mde-tabs .mde-tab-activated {
+      border-color: #c8ccd0;
+      background: white; }
+  .react-mde-tabbed-layout .mde-text {
+    overflow-y: auto; }
+  .react-mde-tabbed-layout .mde-preview {
+    overflow-y: auto; }

source/react-mde/package.json

@@ -67,7 +67,7 @@
     "gulp-typescript": "^5.0.0-alpha.2",
     "merge2": "^1.2.1",
     "mocha": "^5.0.1",
-    "node-sass": "^4.9.0",
+    "node-sass": "^4.9.3",
     "normalize.css": "^8.0.0",
     "opn": "^5.2.0",
     "react": "^16.2.0",
@@ -81,7 +81,7 @@
     "tslint": "^5.9.1",
     "tslint-react": "^3.5.1",
     "typescript": "^2.9.2",
-    "webpack": "^4.14.0",
+    "webpack": "^4.18.0",
     "webpack-cli": "^3.0.8",
     "webpack-dev-middleware": "^3.1.3",
     "webpack-hot-middleware": "^2.21.0"
@@ -94,6 +94,6 @@
   },
   "dependencies": {
     "classnames": "^2.2.5",
-    "npm": "^6.1.0"
+    "npm": "^6.4.1"
   }
 }

src/App.js

@@ -1,11 +1,14 @@
 import React, { Component } from 'react';
 import RichEditor from './RichEditor';
+import MarkdownEditor from './MarkdownEditor';
 
 class App extends Component {
   render() {
     return (
-      <div>
+      <div classNAme="main">
         <RichEditor />
+        <hr></hr>
+        <MarkdownEditor />
       </div>
     );
   }

src/MarkdownEditor/index.css

@@ -0,0 +1,4 @@
+.container {
+  width: 100%;
+  height: 300px;
+}

src/MarkdownEditor/index.js

@@ -0,0 +1,31 @@
+import * as React from "react";
+import ReactMde from 'react-mde';
+import * as Showdown from "showdown";
+import 'react-mde/lib/styles/css/react-mde-all.css';
+
+export default class MarkdownEditor extends React.Component {
+
+    constructor(props) {
+        super(props);
+        this.state = {
+            mdeState: null,
+        };
+        this.converter = new Showdown.Converter({tables: true, simplifiedAutoLink: true});
+    }
+
+    handleValueChange = (mdeState) => {
+        this.setState({mdeState});
+    }
+
+    render() {
+        return (
+            <div className="container">
+                <ReactMde
+                    onChange={this.handleValueChange}
+                    editorState={this.state.mdeState}
+                    generateMarkdownPreview={(markdown) => Promise.resolve(this.converter.makeHtml(markdown))}
+                />
+            </div>
+        );
+    }
+}

testdata/react-mde

@@ -0,0 +1 @@
+Subproject commit 64e58259b225b06da35fd49184b1bbec6ea82784