开发:避免错误

src/UI/Store/TopPanelStore.ts

@@ -94,9 +94,9 @@ export class TopPanelStore
         autorun(() =>
         {
             //有前面层视图的时候隐藏绘图区域
-            needOpacityEls.forEach(el =>
-                el.style.opacity = this.isLogin && !this.openMain ? "1" : "0"
-            );
+            for (let el of needOpacityEls)
+                if (el)//避免未来某天在shareview中又坏了
+                    el.style.opacity = this.isLogin && !this.openMain ? "1" : "0";
         });
     }