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fix: Prevent duplicate items in MultiComboBox SelectedItems by adding existence check

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This commit is contained in:
ejihuang
2025-07-21 10:03:38 +08:00
parent c78abad56b
commit bb16500f08
1 changed files with 10 additions and 5 deletions
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9
src/Ursa/Controls/ComboBox/MultiComboBoxItem.cs
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@@ -52,8 +52,13 @@ public class MultiComboBoxItem: ContentControl
{ {
base.OnAttachedToLogicalTree(e); base.OnAttachedToLogicalTree(e);
_parent = this.FindLogicalAncestorOfType<MultiComboBox>(); _parent = this.FindLogicalAncestorOfType<MultiComboBox>();
if(this.IsSelected) if (this.IsSelected &&
_parent?.SelectedItems?.Add(this.DataContext); _parent is not null &&
_parent.SelectedItems is not null &&
!_parent.SelectedItems.Contains(this.DataContext))
{
_parent.SelectedItems.Add(this.DataContext);
}
} }
protected override void OnPointerPressed(PointerPressedEventArgs e) protected override void OnPointerPressed(PointerPressedEventArgs e)