From 066f334b671f691283c3d8303618d004fcedae97 Mon Sep 17 00:00:00 2001
From: Sunny <yhuse@163.com>
Date: Sun, 3 Apr 2022 13:55:28 +0800
Subject: [PATCH] =?UTF-8?q?*=20UINavBar:=20=E4=BF=AE=E5=A4=8D=E4=B8=80?=
 =?UTF-8?q?=E5=A4=84=E7=B4=A2=E5=BC=95=E5=BC=95=E8=B5=B7=E7=9A=84=E5=87=BA?=
 =?UTF-8?q?=E9=94=99?=
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---
 SunnyUI/Controls/UINavBar.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/SunnyUI/Controls/UINavBar.cs b/SunnyUI/Controls/UINavBar.cs
index 075d396d..0437d5ce 100644
--- a/SunnyUI/Controls/UINavBar.cs
+++ b/SunnyUI/Controls/UINavBar.cs
@@ -617,7 +617,8 @@ namespace Sunny.UI
             if (ActiveIndex == -1) return;
             SelectedIndex = ActiveIndex;
             Invalidate();
-
+            if (SelectedIndex < 0) return;
+            if (SelectedIndex >= Nodes.Count) return;
             if (Nodes[selectedIndex].Nodes.Count == 0)
             {
                 return;