feat(runtime): 增加 onAddEvent 钩子 (#9210)

Co-authored-by: Li,Weitao <[email protected]>
NervJS · Apr 27, 2021 · 622ca7a · 622ca7a
1 parent 0ecefaf
commit 622ca7a
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diff --git a/packages/taro-runtime/src/dom/event_target.ts b/packages/taro-runtime/src/dom/event_target.ts
@@ -1,4 +1,5 @@
 import { isArray, isObject, warn } from '@tarojs/shared'
+import { CurrentReconciler } from '../reconciler'
 
 interface EventListenerOptions {
   capture?: boolean;
@@ -17,6 +18,7 @@ export class TaroEventTarget {
   public __handlers: Record<string, EventHandler[]> = {}
 
   public addEventListener (type: string, handler: EventHandler, options?: boolean | AddEventListenerOptions) {
+    CurrentReconciler.onAddEvent?.(type, handler, options)
     if (type === 'regionchange') {
       // map 组件的 regionchange 事件非常特殊，详情：https://github.com/NervJS/taro/issues/5766
       this.addEventListener('begin', handler, options)

diff --git a/packages/taro-runtime/src/reconciler.ts b/packages/taro-runtime/src/reconciler.ts
@@ -8,6 +8,7 @@ import type { NodeType } from './dom/node_types'
 import type { EventsType } from './emitter/emitter'
 import { TaroEvent, MpEvent } from './dom/event'
 import type { Func } from './utils/types'
+import type { EventHandler } from './dom/event_target'
 
 type Inst = Instance<PageProps>
 
@@ -41,6 +42,8 @@ export interface Reconciler<Instance, DOMElement = TaroElement, TextElement = Ta
 
   batchedEventUpdates?(cb: () => void): void
 
+  onAddEvent?(type: string, handler: EventHandler, options: any): void
+
   // h5
   createPullDownComponent?(el: Instance, path: string, framework, customWrapper?: any)