react-native navigation 返回刷新

<TouchableOpacity onPress={()=>this.turnTo()}>
                        <Text>	123</Text>
                    </TouchableOpacity>


   turnTo(){
      this.props.navigation.navigate('page',
        {customerList:param,  refresh: ()=> this.refresh()} )
    }
   refresh = async () =>{
.....
  }
另一個頁面  觸發
 this.props.navigation.state.params.refresh()