Fix：1.按住Ctrl键时禁用节点双击事件；2.优化节点激活事件的派发，激活节点未改变时不派发事件，短时间派发多次事件时跳过中间事件

simple-mind-map/src/core/render/Render.js

@@ -25,7 +25,8 @@ import {
   setDataToClipboard,
   getDataFromClipboard,
   htmlEscape,
-  parseAddGeneralizationNodeList
+  parseAddGeneralizationNodeList,
+  checkNodeListIsEqual
 } from '../../utils'
 import { shapeList } from './node/Shape'
 import { lineStyleProps } from '../../themes/default'
@@ -87,6 +88,9 @@ class Render {
     this.currentBeingPasteType = ''
     // 节点高亮框
     this.highlightBoxNode = null
+    // 上一次节点激活数据
+    this.lastActiveNode = null
+    this.lastActiveNodeList = []
     // 布局
     this.setLayout()
     // 绑定事件
@@ -335,6 +339,24 @@ class Render {
     })
   }
 
+  // 派发节点激活事件
+  emitNodeActiveEvent(node = null, activeNodeList = [...this.activeNodeList]) {
+    let isChange = false
+    isChange = this.lastActiveNode !== node
+    if (!isChange) {
+      isChange = !checkNodeListIsEqual(
+        this.lastActiveNodeList,
+        activeNodeList
+      )
+    }
+    if (!isChange) return
+    this.lastActiveNode = node
+    this.lastActiveNodeList = [...activeNodeList]
+    this.mindMap.batchExecution.push('emitNodeActiveEvent', () => {
+      this.mindMap.emit('node_active', node, activeNodeList)
+    })
+  }
+
   // 鼠标点击画布时清空当前激活节点列表
   clearActiveNodeListOnDrawClick(e, eventType) {
     if (this.activeNodeList.length <= 0) return
@@ -431,7 +453,7 @@ class Render {
       return
     }
     this.clearActiveNodeList()
-    this.mindMap.emit('node_active', null, [])
+    this.emitNodeActiveEvent(null, [])
   }
 
   //  清除当前激活的节点列表
@@ -1602,11 +1624,6 @@ class Render {
     return res
   }
 
-  // 派发节点激活改变事件
-  emitNodeActiveEvent() {
-    this.mindMap.emit('node_active', null, [...this.activeNodeList])
-  }
-
   // 高亮节点或子节点
   highlightNode(node, range) {
     const { highlightNodeBoxStyle = {} } = this.mindMap.opt

simple-mind-map/src/core/render/node/Node.js

@@ -442,9 +442,7 @@ class Node {
         this.mindMap.renderer[
           isActive ? 'removeNodeFromActiveList' : 'addNodeToActiveList'
         ](this)
-        this.mindMap.emit('node_active', isActive ? null : this, [
+        this.renderer.emitNodeActiveEvent(isActive ? null : this)
-          ...this.mindMap.renderer.activeNodeList
-        ])
       }
       this.mindMap.emit('node_mousedown', this, e)
     })
@@ -475,7 +473,7 @@ class Node {
     })
     // 双击事件
     this.group.on('dblclick', e => {
-      if (this.mindMap.opt.readonly) {
+      if (this.mindMap.opt.readonly || e.ctrlKey) {
         return
       }
       e.stopPropagation()
@@ -521,7 +519,7 @@ class Node {
     this.mindMap.emit('before_node_active', this, this.renderer.activeNodeList)
     this.renderer.clearActiveNodeList()
     this.renderer.addNodeToActiveList(this)
-    this.mindMap.emit('node_active', this, [...this.renderer.activeNodeList])
+    this.renderer.emitNodeActiveEvent(this)
   }
 
   //  更新节点

simple-mind-map/src/plugins/Select.js

@@ -133,9 +133,7 @@ class Select {
       }
     }
     if (isNumChange || isNodeChange) {
-      this.mindMap.emit('node_active', null, [
+      this.mindMap.renderer.emitNodeActiveEvent()
-        ...this.mindMap.renderer.activeNodeList
-      ])
     }
   }
 

simple-mind-map/src/utils/index.js

@@ -1003,3 +1003,18 @@ export const handleSelfCloseTags = str => {
   })
   return str
 }
+
+// 检查两个节点列表是否包含的节点是一样的
+export const checkNodeListIsEqual = (list1, list2) => {
+  if (list1.length !== list2.length) return false
+  for (let i = 0; i < list1.length; i++) {
+    if (
+      !list2.find(item => {
+        return item.uid === list1[i].uid
+      })
+    ) {
+      return false
+    }
+  }
+  return true
+}