diff --git a/src/Avalonia.Controls/Primitives/SelectingItemsControl.cs b/src/Avalonia.Controls/Primitives/SelectingItemsControl.cs index dcde8117f6..152b551f9a 100644 --- a/src/Avalonia.Controls/Primitives/SelectingItemsControl.cs +++ b/src/Avalonia.Controls/Primitives/SelectingItemsControl.cs @@ -380,6 +380,7 @@ namespace Avalonia.Controls.Primitives } break; + case NotifyCollectionChangedAction.Move: case NotifyCollectionChangedAction.Reset: SelectedIndex = IndexOf(Items, SelectedItem); break; diff --git a/tests/Avalonia.Controls.UnitTests/Primitives/SelectingItemsControlTests.cs b/tests/Avalonia.Controls.UnitTests/Primitives/SelectingItemsControlTests.cs index 2df925301f..037c16e231 100644 --- a/tests/Avalonia.Controls.UnitTests/Primitives/SelectingItemsControlTests.cs +++ b/tests/Avalonia.Controls.UnitTests/Primitives/SelectingItemsControlTests.cs @@ -341,6 +341,33 @@ namespace Avalonia.Controls.UnitTests.Primitives Assert.Equal(-1, target.SelectedIndex); } + [Fact] + public void Moving_Selected_Item_Should_Update_Selection() + { + var items = new AvaloniaList + { + new Item(), + new Item(), + }; + + var target = new SelectingItemsControl + { + Items = items, + Template = Template(), + }; + + target.ApplyTemplate(); + target.SelectedIndex = 0; + + Assert.Equal(items[0], target.SelectedItem); + Assert.Equal(0, target.SelectedIndex); + + items.Move(0, 1); + + Assert.Equal(items[1], target.SelectedItem); + Assert.Equal(1, target.SelectedIndex); + } + [Fact] public void Resetting_Items_Collection_Should_Clear_Selection() {