chore: close #1262

2022-10-02 15:46:12 +08:00
1 parent c64e1a7dbd
commit 52541104fa
@@ -457,7 +457,7 @@ public sealed class MessageBox : Window
        {
            Message = messageBoxText,
            Owner = ownerWindow,
-            WindowStartupLocation = WindowStartupLocation.CenterScreen,
+            WindowStartupLocation = ownerIsNull ? WindowStartupLocation.CenterScreen : WindowStartupLocation.CenterOwner,
            ShowTitle = true,
            Title = caption ?? string.Empty,
            Topmost = ownerIsNull,