//File: Page.xaml.cs using System; using System.Collections.Generic; using System.Linq; using System.Windows; using System.Windows.Controls; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Animation; using System.Windows.Shapes; namespace SilverlightApplication3 { public partial class MainPage : UserControl { public MainPage() { InitializeComponent(); } private void cmdChange_Click(object sender, RoutedEventArgs e) { LinearGradientBrush brush = (LinearGradientBrush)this.Resources["ButtonFace"]; Color color = brush.GradientStops[0].Color; brush.GradientStops[0].Color = brush.GradientStops[2].Color; brush.GradientStops[2].Color = color; } private void cmdReplace_Click(object sender, RoutedEventArgs e) { SolidColorBrush brush = new SolidColorBrush(Colors.Yellow); this.Resources["ButtonFace"] = brush; } } }