From 609984d400b02f1277aef9831da8287d2879429b Mon Sep 17 00:00:00 2001
From: Chenlei Hu <chenlei.hu@mail.utoronto.ca>
Date: Thu, 19 Sep 2024 16:48:56 +0900
Subject: [PATCH] No selection on tree node if selectionKeys prop is not set
 (#887)

---
 src/components/common/TreeExplorer.vue | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/components/common/TreeExplorer.vue b/src/components/common/TreeExplorer.vue
index 4ef4562fd..f987702b4 100644
--- a/src/components/common/TreeExplorer.vue
+++ b/src/components/common/TreeExplorer.vue
@@ -49,6 +49,9 @@ const expandedKeys = defineModel<Record<string, boolean>>('expandedKeys')
 provide('expandedKeys', expandedKeys)
 const selectionKeys = defineModel<Record<string, boolean>>('selectionKeys')
 provide('selectionKeys', selectionKeys)
+// Tracks whether the caller has set the selectionKeys model.
+const storeSelectionKeys = selectionKeys.value !== undefined
+
 const props = defineProps<{
   roots: TreeExplorerNode[]
   class?: string
@@ -90,6 +93,9 @@ const fillNodeInfo = (node: TreeExplorerNode): RenderedTreeExplorerNode => {
   }
 }
 const onNodeContentClick = (e: MouseEvent, node: RenderedTreeExplorerNode) => {
+  if (!storeSelectionKeys) {
+    selectionKeys.value = {}
+  }
   if (node.handleClick) {
     node.handleClick(node, e)
   }