feat: 对BaseTree组件新增treeWrapperClassName属性 (#2217)

MrAlenZhong

2022-09-29 5abb0f2b37b35aab211ea17b262c20b4a7dbaea1

 src/components/Tree/src/BasicTree.vue

@@ -437,7 +437,7 @@
                {extendSlots(slots)}
              </TreeHeader>
            )}
            <Spin spinning={unref(props.loading)} tip="加载中...">
            <Spin wrapperClassName={unref(props.treeWrapperClassName)} spinning={unref(props.loading)} tip="加载中...">
              <ScrollContainer style={scrollStyle} v-show={!unref(getNotFound)}>
                <Tree {...unref(getBindValues)} showIcon={false} treeData={treeData.value} />
              </ScrollContainer>