From 103b08937aeb945a0ff503dfdedf268b9a55dade Mon Sep 17 00:00:00 2001
From: wenhan <1196086345@qq.com>
Date: Wed, 12 Jan 2022 10:24:25 +0800
Subject: [PATCH] =?UTF-8?q?fix-bug=20--=20=E4=BD=BF=E7=94=A8TreeSelect?=
 =?UTF-8?q?=E7=BB=84=E4=BB=B6=E5=90=8E=EF=BC=8C=E9=87=8D=E7=BD=AE=E6=8C=89?=
 =?UTF-8?q?=E9=92=AE=E6=97=A0=E6=B3=95=E7=BD=AE=E7=A9=BA=E8=AF=A5=E7=BB=84?=
 =?UTF-8?q?=E4=BB=B6=E5=80=BC?=
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Content-Transfer-Encoding: 8bit

---
 src/components/TreeSelect/index.vue | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/components/TreeSelect/index.vue b/src/components/TreeSelect/index.vue
index 7eef938..bb78fe4 100644
--- a/src/components/TreeSelect/index.vue
+++ b/src/components/TreeSelect/index.vue
@@ -82,13 +82,15 @@ const defaultExpandedKey = ref([]);
 function initHandle() {
   nextTick(() => {
     const selectedValue = valueId.value;
-    if(selectedValue !== null && typeof (selectedValue) !== "undefined"){
+    if(selectedValue && selectedValue !== null && typeof (selectedValue) !== "undefined"){
       const node = proxy.$refs.selectTree.getNode(selectedValue)
       if (node) {
         valueTitle.value = node.data[props.objMap.label]
         proxy.$refs.selectTree.setCurrentKey(selectedValue) // 设置默认选中
         defaultExpandedKey.value = [selectedValue] // 设置默认展开
       }
+    }else{
+      clearHandle()
     }
   })
 }