全屏抽屉

<view class='padding margin text-center'>
<view class='cu-btn bg-green lg block shadow radius margin-xl' bindtap="showModal" data-target="viewModal">
打开抽屉
</view>
</view>
<view class="cu-list menu card-menu margin-top-xl margin-bottom-xl shadow-lg">
<view class="cu-item arrow" wx:for="{{20}}" wx:key="index">
<view class="content">
<text class="cuIcon-github text-grey"></text>
<text class="text-grey">{{index +1}}</text>
</view>
</view>
</view>
<view class='padding margin text-center'>
<view class='cu-btn bg-green lg block shadow radius margin-xl' bindtap="showModal" data-target="viewModal">
打开抽屉
</view>
</view>
</scroll-view>
<view class="DrawerClose {{modalName=='viewModal'?'show':''}}" bindtap="hideModal">
<text class="cuIcon-pullright"></text>
</view>
<scroll-view scroll-y class="DrawerWindow {{modalName=='viewModal'?'show':''}}">
<view class="cu-list menu card-menu margin-top-xl margin-bottom-xl shadow-lg">
<view class="cu-item arrow" wx:for="{{20}}" wx:key="index">
<view class="content">
<text class="cuIcon-github text-grey"></text>
<text class="text-grey">{{index +1}}</text>
</view>
</view>
</view>