//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 cmd_MouseEnter(object sender, MouseEventArgs e) { rotateStoryboard.Stop(); Storyboard.SetTarget(rotateStoryboard, ((Button)sender).RenderTransform); rotateStoryboard.Begin(); } private void cmd_MouseLeave(object sender, MouseEventArgs e) { unrotateStoryboard.Stop(); Storyboard.SetTarget(unrotateStoryboard, ((Button)sender).RenderTransform); unrotateStoryboard.Begin(); } } }