SilverLight?
ResourceDictionary定義ファイルの例:
<ResourceDictionary>
<ResourceDictionary.MergedDictionaries>
<ResourceDictionary Source="Assets/Styles.xaml"/>
</ResourceDictionary.MergedDictionaries>
<Style x:Key="Blurred" TargetType="Button">
<Setter Property="Effect">
<Setter.Value>
<BlurEffect Radius="8" />
</Setter.Value>
</Setter>
</Style>
</ResourceDictionary>
呼び出す例:
link.Style = Application.Current.Resources["Blurred"] as Style;