今天学习了Silverlight中Effect.下面是我总结的。直接贴代码了

（1）前台代码

（2）后台代码

using System; using System.Collections.Generic; using System.Linq; using System.Net; 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; //添加命名空间 using System.Windows.Media.Effects; namespace SLEffectDemo {
     public partial class MainPage : UserControl     {
     public MainPage()         {
                 InitializeComponent(); this.btnBlurEffect.Click += new RoutedEventHandler(btnBlurEffect_Click); this.btnBlurEffectAnimation.Click += new RoutedEventHandler(btnBlurEffectAnimation_Click); this.btnnDropShadowEffect.Click += new RoutedEventHandler(btnnDropShadowEffect_Click); this.btnnDropShadowEffectAnimation.Click += new RoutedEventHandler(btnnDropShadowEffectAnimation_Click);         } void btnBlurEffect_Click(object sender, RoutedEventArgs e)         {
                 Button btn = sender as Button; if (btn.Effect != null)             {
                     btn.Effect = null;             } else             {
                     BlurEffect blurEffect = new BlurEffect();                 blurEffect.Radius = 5;                 btn.Effect = blurEffect;             }         } void btnBlurEffectAnimation_Click(object sender, RoutedEventArgs e)         {
     this.myBlurEffectStoryboard.Begin();         } void btnnDropShadowEffect_Click(object sender, RoutedEventArgs e)         {
                 Button btn = sender as Button; if (btn.Effect != null)             {
                     btn.Effect = null;             } else             {
                     Color color=new Color();                 color.A=255;                 color.B=50;                 color.R=50;                 color.G=50;                 DropShadowEffect dropShadowEffect = new DropShadowEffect();                 dropShadowEffect.Color = color;                 dropShadowEffect.Direction = 800;                 dropShadowEffect.ShadowDepth = 25;                 dropShadowEffect.BlurRadius = 6;                 dropShadowEffect.Opacity = 0.5;                 btn.Effect = dropShadowEffect;             }         } void btnnDropShadowEffectAnimation_Click(object sender, RoutedEventArgs e)         {
                 myDropShadowEffectStoryboard.Begin();         }     } }