From bf0270323c3565297d8306397c2b03bc092c1bc6 Mon Sep 17 00:00:00 2001
From: rustdesk <info@rustdesk.com>
Date: Fri, 4 Mar 2022 00:52:59 +0800
Subject: [PATCH] fix show_progress

---
 src/ui/msgbox.tis | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ui/msgbox.tis b/src/ui/msgbox.tis
index e1c2d8e27..0412f8124 100644
--- a/src/ui/msgbox.tis
+++ b/src/ui/msgbox.tis
@@ -161,12 +161,12 @@ class MsgboxComponent: Reactor.Component {
         }
         var values = this.getValues();
         if (this.callback) {
-            var err = (this.callback(values, this.show_progress) || '').trim();
+            var err = this.callback(values, this.show_progress);
             if (!err) {
                 this.close();
                 return;
             }
-            if (err) this.show_progress(false, err);
+            if (err && err.trim()) this.show_progress(false, err);
         } else {
             this.close();
         }