feat: add en/disableEdit() method

src/dev.js

@@ -8,6 +8,7 @@ let mind = new MindElixir({
   data: MindElixir.example,
   locale: 'en',
   draggable: true,
+  editable: true,
   contextMenu: true,
   toolBar: true,
   nodeMenu: true,

src/index.js

@@ -23,6 +23,8 @@ import {
   initRight,
   initSide,
   setLocale,
+  enableEdit,
+  disableEdit,
 } from './interact'
 import {
   insertSibling,
@@ -77,6 +79,7 @@ let $d = document
   direction: 2,
   data: data,
   draggable: true,
+  editable: true,
   contextMenu: true,
   toolBar: true,
   nodeMenu: true,
@@ -91,6 +94,7 @@ function MindElixir({
   direction,
   locale,
   draggable,
+  editable,
   contextMenu,
   toolBar,
   nodeMenu,
@@ -110,6 +114,7 @@ function MindElixir({
   // record the direction before enter focus mode, must true in focus mode, reset to null after exit focus
   this.direction = typeof direction === 'number' ? direction : 1
   window.mevar_draggable = draggable === undefined ? true : draggable
+  this.editable = editable === undefined ? true : editable
   this.parentMap = {} // deprecate?
 
   this.currentNode = null // the selected <tpc/> element
@@ -170,6 +175,8 @@ MindElixir.prototype = {
   initRight,
   initSide,
   setLocale,
+  enableEdit,
+  disableEdit,
 
   init: function() {
     this.container.className = 'map-container'

src/interact.js

@@ -134,6 +134,27 @@ export let getAllData = function() {
     })
   )
 }
+
+/**
+ * @function
+ * @instance
+ * @name enableEdit
+ * @memberof MapInteraction
+ */
+export let enableEdit = function() {
+  this.editable = true
+}
+
+/**
+ * @function
+ * @instance
+ * @name disableEdit
+ * @memberof MapInteraction
+ */
+export let disableEdit = function() {
+  this.editable = false
+}
+
 /**
  * @function
  * @instance

src/mouse.js

@@ -32,6 +32,7 @@ export default function(mind) {
 
   mind.map.addEventListener('dblclick', e => {
     e.preventDefault()
+    if (!mind.editable) return
     if (
       e.target.parentElement.nodeName === 'T' ||
       e.target.parentElement.nodeName === 'ROOT'