Some syntax improvements

fluentribbon · Aug 15, 2020 · 71d2e00 · 71d2e00
1 parent 9f5d23e
commit 71d2e00
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/Fluent.Ribbon/Controls/RibbonTabItem.cs b/Fluent.Ribbon/Controls/RibbonTabItem.cs
@@ -614,12 +614,13 @@ protected override void OnPreviewGotKeyboardFocus(KeyboardFocusChangedEventArgs
         /// <inheritdoc />
         protected override Size MeasureOverride(Size constraint)
         {
-            if (this.contentContainer == null)
+            if (this.contentContainer is null)
             {
                 return base.MeasureOverride(constraint);
             }
 
-            if (this.IsContextual && this.Group != null && this.Group.Visibility == Visibility.Collapsed)
+            if (this.IsContextual
+                && this.Group?.Visibility == Visibility.Collapsed)
             {
                 return Size.Empty;
             }