From 831289fb63e68c758e0e7c870a65527fb0bb18ea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=93=9D=E7=82=B9lilac?= <yourena0528@gmail.com>
Date: Tue, 24 Nov 2020 05:19:04 +0800
Subject: [PATCH] =?UTF-8?q?tip=E5=8F=AF=E8=83=BD=E4=B8=BA=E7=A9=BA?=
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---
 ContextMenuManager/BulePointLilac.Controls/MyToolTip.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ContextMenuManager/BulePointLilac.Controls/MyToolTip.cs b/ContextMenuManager/BulePointLilac.Controls/MyToolTip.cs
index c809b2a..7656bb4 100644
--- a/ContextMenuManager/BulePointLilac.Controls/MyToolTip.cs
+++ b/ContextMenuManager/BulePointLilac.Controls/MyToolTip.cs
@@ -1,4 +1,5 @@
-using System.Windows.Forms;
+using BulePointLilac.Methods;
+using System.Windows.Forms;
 
 namespace BulePointLilac.Controls
 {
@@ -6,6 +7,7 @@ namespace BulePointLilac.Controls
     {
         public static void SetToolTip(Control ctr, string tip)
         {
+            if(tip.IsNullOrWhiteSpace()) return;
             ToolTip toolTip = new ToolTip();
             toolTip.SetToolTip(ctr, tip);
             ctr.Disposed += (sender, e) => toolTip.Dispose();