More selection work

2024-05-30 20:35:42 +01:00
parent 2a0e65eb73
commit 041dd81717
1 changed files with 13 additions and 0 deletions
@@ -557,6 +557,19 @@ public partial class ObservableCollection<TItem> :
        CollectionChanged?.Invoke(this, args);
    }

+    partial void OnSelectedItemChanged(TItem? oldValue, TItem? newValue)
+    {
+        if (oldValue is ISelectable oldSelection)
+        {
+            oldSelection.Selected = false;
+        }
+
+        if (newValue is ISelectable newSelection)
+        {
+            newSelection.Selected = true;
+        }
+    }
+
    private void UpdateSelection(TItem item)
    {
        if (item is ISelectable newSelection)