fix(list): 拟列表置顶时追加空值判断 (#4541)

Tencent · Sep 8, 2024 · 2571ba6 · 2571ba6
1 parent addc8b8
commit 2571ba6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/hooks/useVirtualScrollNew.ts b/src/hooks/useVirtualScrollNew.ts
@@ -171,7 +171,7 @@ const useVirtualScroll = (container: Ref<HTMLElement | null>, params: UseVirtual
   const refreshVirtualScroll = ([{ contentRect }]: [ResizeObserverEntry]) => {
     // 如果宽度发生变化，重置滚动位置
     const maxScrollbarWidth = 16;
-    if (Math.abs(contentRect.width - containerWidth.value) > maxScrollbarWidth) {
+    if (Math.abs(contentRect.width - containerWidth.value) > maxScrollbarWidth && !!container.value) {
       container.value.scrollTop = 0;
       translateY.value = 0;
     }