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HO-COOH edited this page Mar 22, 2026 · 3 revisions

ComboBoxHelper

Properties (WinUI3 IDL)

Name IsDependencyProperty Description
AcrylicWorkaround Attached/static dependency property.

The WinUI3's built-in ComboBox does not have Acrylic background. We fixed it for you. To use it, simply add ComboBoxHelper.AcrylicWorkaround="True" as an attached property on your ComboBox.

<ComboBox
    Width="200"
    essential:ComboBoxHelper.AcrylicWorkaround="True"
    Header="Colors"
    PlaceholderText="Pick a color">
    <x:String>Blue</x:String>
    <x:String>Green</x:String>
    <x:String>Red</x:String>
    <x:String>Yellow</x:String>
</ComboBox>
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