X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a219792590b1817eb03dd27ca99b12d42c321465..53c43278a9d71e15f43cbe359abea50d3775d8ad:/src/osx/carbon/dialog.cpp

diff --git a/src/osx/carbon/dialog.cpp b/src/osx/carbon/dialog.cpp
index 16a77b7ce2..84dbc61448 100644
--- a/src/osx/carbon/dialog.cpp
+++ b/src/osx/carbon/dialog.cpp
@@ -41,9 +41,12 @@ void wxDialog::DoShowModal()
     if ( GetParent() == NULL )
     {
         windowGroup = GetWindowGroup(windowRef) ;
-        formerParentGroup = GetWindowGroupParent( windowGroup );
-        SetWindowGroupParent( windowGroup, GetWindowGroupOfClass( kMovableModalWindowClass ) );
-        resetGroupParent = true;
+        if ( windowGroup != GetWindowGroupOfClass( kMovableModalWindowClass ) )
+        {
+            formerParentGroup = GetWindowGroupParent( windowGroup );
+            SetWindowGroupParent( windowGroup, GetWindowGroupOfClass( kMovableModalWindowClass ) );
+            resetGroupParent = true;
+        }
     }
     BeginAppModalStateForWindow(windowRef) ;