nvue 调不起weex picker

nvue 使用picker 模块。但是点击没反应，点击事件可以进入
编辑器：HBuilder:1.7.0.20190314
真机：meuzu Android 5.1

<template>  
        <text class="name" @click="openPick">Apple</text>  
</template>  
<script>  
const picker = weex.requireModule('picker');  
export default {  
    data() {  
            return{}   
        },  
       methods:{  
             openPick() {  
                       console.log('点击')  
            picker.pick(  
                {  
                    index: 0,  
                    items: ['Apple', 'Banana', 'Orange']  
                },  
                event => {  
                    if (event.result === 'success') {  
                        this.value = event.data;  
                    }  
                }  
            );  
        },  
      }  
}  
</script>