fix window crashing on last tab drag

tola9999 · Feb 17, 2022 · 28b2330 · 28b2330
1 parent b4f8c16
commit 28b2330
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/XamlControlsGallery/TabViewPages/TabViewWindowingSamplePage.xaml.cs b/XamlControlsGallery/TabViewPages/TabViewWindowingSamplePage.xaml.cs
@@ -39,6 +39,17 @@ private async void Tabs_TabItemsChanged(TabView sender, Windows.Foundation.Colle
                     Window.Current.Close();
                 }
             }
+            // If there is only one tab left, disable dragging and reordering of Tabs.
+            else if (sender.TabItems.Count == 1)
+            {
+                sender.CanReorderTabs = false;
+                sender.CanDragTabs = false;
+            }
+            else
+            {
+                sender.CanReorderTabs = true;
+                sender.CanDragTabs = true;
+            }
         }
 
         protected override void OnNavigatedTo(NavigationEventArgs e)