feat(share): add loading mask

pages/mine/share/index.vue

@@ -5,6 +5,7 @@
   >
     <view id="shareContainer" class="share-container">
       <!-- 默认场景 -->
+      <div class="loading-mask" v-if="loading"></div>
       <DefaultSharePage
         v-if="isDefaultScene"
         :qrCodeImage="qrCodeImage"
@@ -66,6 +67,7 @@ export default {
       generatedImageUrl: '',
       userInfo: uni.getStorageSync('User'),
       sourceVisible: true,
+      loading: true,
     }
   },
   computed: {
@@ -151,7 +153,7 @@ export default {
         this.sourceVisible = false
       })
       uni.hideLoading()
-
+      this.loading = false
       if (this.isWechat) {
         // 微信环境：设置图片供长按保存
         this.generatedImageUrl = dataUrl
@@ -184,6 +186,15 @@ export default {
   display: flex;
   flex-direction: column;
   align-items: center;
+  .loading-mask {
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-color: #fff;
+    z-index: 999;
+  }
 }
 
 /* 微信环境全屏覆盖样式 */