<view class="half-screen" wx:if="{{showModalStatus}}">
    <!--屏幕背景变暗的背景  -->
    <view class="background_screen" bindtap="hideModal"></view>
    <!--弹出框  -->
    <view animation="{{animationData}}" class="attr_box">
        <slot></slot>
    </view>
</view>