HarmonyOS ArkTS与C/C++的交互

//ets
interface MyListener { 
onEvent(data: ESObject): void; 
}

//ets
class ProxyListener implements MyListener { 
  private listener: MyListener | null = null; 
  registerListener(listener: MyListener) { 
    this.listener = listener; 
  } 
  onEvent(data: ESObject) { 
    if (this.listener) { 
      this.listener.onEvent(data); 
    } 
  } 
}

//c++
void someCCppFunction(ProxyListener* proxy) { 
// 模拟触发事件并将数据传递给监听对象 
proxy->onEvent("Some data from C/C++"); 
}