fix(v3): event handler #1279

src/core/view/plugins/events.js

@@ -94,7 +94,9 @@ export function processEvent (name, $event = {}, detail = {}, target = {}, curre
     const nid = currentTarget.getAttribute('_i')
     ret.options = {
       nid
-    }
+    }
+    // 保留原始 currentTarget 方便后续对比
+    ret.$origCurrentTarget = currentTarget
   }
 
   return ret

src/platforms/app-plus/view/framework/plugins/event.js

@@ -29,9 +29,10 @@ export function initEvent (Vue) {
     }
 
     const $event = this.$handleEvent($vueEvent)
-    const cid = this._$id
-    // 当自定义组件根节点触发事件时，nid 始终为 0
-    const nid = $vueEvent.currentTarget === this.$el ? 0 : $event.options.nid
+    const cid = this._$id
+    // 当自定义组件根节点触发事件时，nid 始终为 0
+    const currentTarget = $vueEvent.$origCurrentTarget || $vueEvent.currentTarget
+    const nid = currentTarget === this.$el ? 0 : $event.options.nid
     if (typeof nid === 'undefined') {
       return console.error(`[${cid}] nid not found`)
     }
@@ -41,7 +42,8 @@ export function initEvent (Vue) {
     delete $event.mp
     delete $event.preventDefault
     delete $event.stopPropagation
-    delete $event.options
+    delete $event.options
+    delete $event.$origCurrentTarget
     // 实时发送，延迟的话，会导致 touch 类事件被合并，影响实际业务逻辑，比如 touchstart 中修改变量为 true,touchend 修改为 false
     vd.sendUIEvent(cid, nid, $event)
   }