diff --git a/site/.vitepress/code/NodeCreationAndRemoval.vue b/site/.vitepress/code/NodeCreationAndRemoval.vue
index e836d85..ce1c297 100644
--- a/site/.vitepress/code/NodeCreationAndRemoval.vue
+++ b/site/.vitepress/code/NodeCreationAndRemoval.vue
@@ -2,9 +2,9 @@
 <vtree ref="tree" :data="data">
 <template #node="{ node }">
 <span>{{ node.title }}</span>
- <button @click="handleAdd(node)">Add sibling</button>
- <button @click="handleAppend(node)">Append child</button>
- <button @click="handleRemove(node)">Remove</button>
+ <button @click="handleAdd(node, $event)">Add sibling</button>
+ <button @click="handleAppend(node, $event)">Append child</button>
+ <button @click="handleRemove(node, $event)">Remove</button>
 </template>
 </vtree>
 </template>
@@ -18,17 +18,20 @@ const tree = ref()
 let nodeAddCount = 0
 let nodeAppendCount = 0
 
-const handleAdd = (node) => {
+const handleAdd = (node, event) => {
+ event.stopPropagation()
 tree.value.insertAfter({ title: `node-added-${nodeAddCount}` }, node.id)
 nodeAddCount++
 }
 
-const handleAppend = (node) => {
+const handleAppend = (node, event) => {
+ event.stopPropagation()
 tree.value.append({ title: `node-appended-${nodeAppendCount}` }, node.id)
 nodeAppendCount++
 }
 
-const handleRemove = (node) => {
+const handleRemove = (node, event) => {
+ event.stopPropagation()
 tree.value.remove(node.id)
 }
 
diff --git a/src/store/tree-store.ts b/src/store/tree-store.ts
index 169641f..f352e60 100644
--- a/src/store/tree-store.ts
+++ b/src/store/tree-store.ts
@@ -1027,13 +1027,6 @@ export default class TreeStore extends TreeEventTarget {
 // 更新父节点 isLeaf, expand
 if (parentNode) {
 parentNode.isLeaf = false
- this.setExpand(
- parentNode[this.options.keyField],
- true,
- false,
- false,
- false
- )
 } else if (typeof dataIndex === 'number' && dataIndex> -1) {
 // 没有父节点,则需要插入到 this.data 中以保证数据正确
 this.data.splice(dataIndex, 0, node)
</div><div class="naked_ctrl">
<form action="/index.cgi/larger-text" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://github.com/wsfe/vue-tree/compare/dev...fix/append-expand.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://github.com/wsfe/vue-tree/compare/dev...fix/append-expand.diff" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast">配色反転</option>
<option value="larger-text" selected="selected">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>