添加清楚state事件

src/utils/myEvent.js

@@ -0,0 +1,15 @@
+class MyEvent {
+  static list = []
+  add(name, call) {
+    MyEvent.list.push({ name, call })
+  }
+  remove(name, call) {
+    MyEvent.list = MyEvent.list.filter(item => item.name != name && item.call != call)
+  }
+  emit(name, data) {
+    MyEvent.list.forEach(item => {
+      if (item.name == name) item.call(data)
+    })
+  }
+}
+export default new MyEvent()