reader/component/share/share.wxml

<view class="share" bindtap="close" wx:if="{{shareFlag}}">
   <view class="btn" wx:if="{{!imgUrls}}" id="btnArea" bindtap="nothing">
       <image class="bg" src="../../static/groupImg/share.png"></image>
       <view class="share-btn">
            <button class="share-friend" open-type="share" catchtap="shareFriend">
               <image  src="../../static/groupImg/weixin.png"></image>
               <text>发送给群/好友</text>
            </button>
            <view class="share-circle" catchtap="poster">
               <image  src="../../static/groupImg/circle.png"></image>
               <text>发朋友圈</text>
            </view>           
       </view>
   </view>
   <view class="share-img" wx:if="{{imgUrls}}" id="imgArea" bindtap="nothing">
       <cover-image class="img" src="{{imgUrls}}"></cover-image>
       <view class="Preservation">
           <image class="PreservationBg" src="../../static/groupImg/Preservation.png"></image>
           <text bindtap="PreservationImg">点我保存，并分享至朋友圈</text>
       </view>
   </view>
</view>