From 3be4b55de94ba18c4f520c121b6e42827fed4de9 Mon Sep 17 00:00:00 2001
From: Kend <kend@MyvNet.com>
Date: Wed, 28 Sep 2022 14:12:20 +0800
Subject: [PATCH] =?UTF-8?q?=E8=A7=A3=E5=86=B3=E2=80=9C=E6=B7=BB=E5=8A=A0?=
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如果选择的信息文件没有字体信息，如：<文档字体 />
第 100 行的代码 _FontInfoBox.EnsureVisible(0); 会引起崩溃。
---
 App/Functions/AutoBookmark/FontFilterForm.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/App/Functions/AutoBookmark/FontFilterForm.cs b/App/Functions/AutoBookmark/FontFilterForm.cs
index ba65cfc0..b5d6529a 100644
--- a/App/Functions/AutoBookmark/FontFilterForm.cs
+++ b/App/Functions/AutoBookmark/FontFilterForm.cs
@@ -98,8 +98,10 @@ void OnLoad() {
 			foreach (XmlElement item in _FontInfoBox.Roots) {
 				_FontInfoBox.Expand(item);
 			}
-			_FontInfoBox.EnsureVisible(0);
-			_FontInfoBox.Sort(_CountColumn, SortOrder.Descending);
+			if (_FontInfoBox.GetItemCount() > 0) {
+				_FontInfoBox.EnsureVisible(0);
+				_FontInfoBox.Sort(_CountColumn, SortOrder.Descending);
+			}
 		}
 
 		void _OkButton_Click(Object source, EventArgs args) {