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Add ItemsTransitions for the SettingsExpander #856

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Add ItemsTransitions for the SettingsExpander #856

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827333b
Add children transitions for the SettingsExpander
zhuxb711 May 25, 2026
5e0384f
Make a new property ItemsTransitions to config the transitions more f…
zhuxb711 May 25, 2026
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18 changes: 18 additions & 0 deletions components/SettingsControls/src/SettingsExpander/SettingsExpander.Properties.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -71,6 +71,15 @@ public partial class SettingsExpander
typeof(SettingsExpander),
new PropertyMetadata(defaultValue: false, (d, e) => ((SettingsExpander)d).OnIsExpandedPropertyChanged((bool)e.OldValue, (bool)e.NewValue)));

/// <summary>
/// The backing <see cref="DependencyProperty"/> for the <see cref="ItemsTransitions"/> property.
/// </summary>
public static readonly DependencyProperty ItemsTransitionsProperty = DependencyProperty.Register(
nameof(ItemsTransitions),
typeof(TransitionCollection),
typeof(SettingsExpander),
new PropertyMetadata(null));

/// <summary>
/// Gets or sets the Header.
/// </summary>
Expand Down Expand Up @@ -127,6 +136,15 @@ public UIElement ItemsFooter
set => SetValue(ItemsFooterProperty, value);
}

/// <summary>
/// Gets or sets the ItemsTransitions.
/// </summary>
public TransitionCollection ItemsTransitions
{
get { return (TransitionCollection)GetValue(ItemsTransitionsProperty); }
set { SetValue(ItemsTransitionsProperty, value); }
}

/// <summary>
/// Gets or sets the IsExpanded state.
/// </summary>
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3 changes: 2 additions & 1 deletion components/SettingsControls/src/SettingsExpander/SettingsExpander.xaml
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Original file line number Diff line number Diff line change
Expand Up @@ -96,7 +96,8 @@
IsClickEnabled="False" />
</muxc:Expander.Header>
<muxc:Expander.Content>
<Grid CornerRadius="{Binding CornerRadius, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}, Converter={StaticResource CornerRadiusConverter}}">
<Grid ChildrenTransitions="{TemplateBinding ItemsTransitions}"
CornerRadius="{Binding CornerRadius, Mode=OneWay, RelativeSource={RelativeSource TemplatedParent}, Converter={StaticResource CornerRadiusConverter}}">
<Grid.RowDefinitions>
<RowDefinition Height="Auto" />
<RowDefinition Height="*" />
Expand Down